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Differential D84130

[Attributor][NFC] applying update_test_checks with --check-attributes
ClosedPublic

Authored by sstefan1 on Jul 19 2020, 12:58 PM.

Details

Reviewers
jdoerfert
uenoku
baziotis
homerdin
Commits
rGe3d646c699f1: [Attributor][NFC] applying update_test_checks with --check-attributes
Summary

All tests are updated, except wrapper.ll since it is not working nicely
with newly created functions.

Diff Detail

Event Timeline

sstefan1 created this revision.Jul 19 2020, 12:58 PM
Herald added a reviewer: homerdin. · View Herald TranscriptJul 19 2020, 12:58 PM
Herald added a project: Restricted Project. · View Herald Transcript
Herald added subscribers: llvm-commits, okura, bbn and 3 others. · View Herald Transcript
Harbormaster completed remote builds in B64861: Diff 279107.Jul 19 2020, 1:43 PM
jdoerfert accepted this revision.Jul 19 2020, 8:04 PM

I guess this makes sense and we go from here.

This revision is now accepted and ready to land.Jul 19 2020, 8:04 PM
Closed by commit rGe3d646c699f1: [Attributor][NFC] applying update_test_checks with --check-attributes (authored by sstefan1). · Explain WhyJul 19 2020, 11:19 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents

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Diff 279107

llvm/test/Transforms/Attributor/ArgumentPromotion/2008-02-01-ReturnAttrs.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define internal i32 @deref(i32* %x) nounwind { define internal i32 @deref(i32* %x) nounwind {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@deref ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@deref
; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]])
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4 ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4
; IS__TUNIT_OPM-NEXT: ret i32 [[TMP2]] ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP2]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@deref ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@deref
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]])
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP2]] ; IS__TUNIT_NPM-NEXT: ret i32 [[TMP2]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@deref ; IS__CGSCC____-LABEL: define {{[^@]+}}@deref
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4 ; IS__CGSCC____-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4
; IS__CGSCC____-NEXT: ret i32 [[TMP2]] ; IS__CGSCC____-NEXT: ret i32 [[TMP2]]
; ;
entry: entry:
%tmp2 = load i32, i32* %x, align 4 %tmp2 = load i32, i32* %x, align 4
ret i32 %tmp2 ret i32 %tmp2
} }
define i32 @f(i32 %x) { define i32 @f(i32 %x) {
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@f ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; NOT_TUNIT_NPM-SAME: (i32 [[X:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@f
; NOT_TUNIT_NPM-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32 [[X:%.*]])
; NOT_TUNIT_NPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4 ; IS__TUNIT_OPM-NEXT: entry:
; NOT_TUNIT_NPM-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4 ; IS__TUNIT_OPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
; NOT_TUNIT_NPM-NEXT: [[TMP1:%.*]] = call i32 @deref(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X_ADDR]]) ; IS__TUNIT_OPM-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4
; NOT_TUNIT_NPM-NEXT: ret i32 [[TMP1]] ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = call i32 @deref(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X_ADDR]])
; IS__TUNIT_OPM-NEXT: ret i32 [[TMP1]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@f ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@f
; IS__TUNIT_NPM-SAME: (i32 [[X:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[X:%.*]])
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[X_ADDR]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[X_ADDR]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = call i32 @deref(i32 [[TMP0]]) ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = call i32 @deref(i32 [[TMP0]])
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP1]] ; IS__TUNIT_NPM-NEXT: ret i32 [[TMP1]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@f
; IS__CGSCC____-SAME: (i32 [[X:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i32 @deref(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X_ADDR]])
; IS__CGSCC____-NEXT: ret i32 [[TMP1]]
;
entry: entry:
%x_addr = alloca i32 %x_addr = alloca i32
store i32 %x, i32* %x_addr, align 4 store i32 %x, i32* %x_addr, align 4
%tmp1 = call i32 @deref( i32* %x_addr ) nounwind %tmp1 = call i32 @deref( i32* %x_addr ) nounwind
ret i32 %tmp1 ret i32 %tmp1
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/2008-07-02-array-indexing.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR2498 ; PR2498
; This test tries to convince CHECK about promoting the load from %A + 2, ; This test tries to convince CHECK about promoting the load from %A + 2,
; because there is a load of %A in the entry block ; because there is a load of %A in the entry block
define internal i32 @callee(i1 %C, i32* %A) { define internal i32 @callee(i1 %C, i32* %A) {
; ;
; CHECK-LABEL: define {{[^@]+}}@callee ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@callee
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]])
; CHECK-NEXT: [[A_0:%.*]] = load i32, i32* [[A]], align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: br label [[F:%.*]] ; IS__TUNIT____-NEXT: [[A_0:%.*]] = load i32, i32* [[A]], align 4
; CHECK: T: ; IS__TUNIT____-NEXT: br label [[F:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: T:
; CHECK: F: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: [[A_2:%.*]] = getelementptr i32, i32* [[A]], i32 2 ; IS__TUNIT____: F:
; CHECK-NEXT: [[R:%.*]] = load i32, i32* [[A_2]], align 4 ; IS__TUNIT____-NEXT: [[A_2:%.*]] = getelementptr i32, i32* [[A]], i32 2
; CHECK-NEXT: ret i32 [[R]] ; IS__TUNIT____-NEXT: [[R:%.*]] = load i32, i32* [[A_2]], align 4
; IS__TUNIT____-NEXT: ret i32 [[R]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[A_0:%.*]] = load i32, i32* [[A]], align 4
; IS__CGSCC____-NEXT: br label [[F:%.*]]
; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: [[A_2:%.*]] = getelementptr i32, i32* [[A]], i32 2
; IS__CGSCC____-NEXT: [[R:%.*]] = load i32, i32* [[A_2]], align 4
; IS__CGSCC____-NEXT: ret i32 [[R]]
; ;
entry: entry:
; Unconditonally load the element at %A ; Unconditonally load the element at %A
%A.0 = load i32, i32* %A %A.0 = load i32, i32* %A
br i1 %C, label %T, label %F br i1 %C, label %T, label %F
T: T:
ret i32 %A.0 ret i32 %A.0
F: F:
; Load the element at offset two from %A. This should not be promoted! ; Load the element at offset two from %A. This should not be promoted!
%A.2 = getelementptr i32, i32* %A, i32 2 %A.2 = getelementptr i32, i32* %A, i32 2
%R = load i32, i32* %A.2 %R = load i32, i32* %A.2
ret i32 %R ret i32 %R
} }
define i32 @foo(i32* %A) { define i32 @foo(i32* %A) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; IS__TUNIT____-SAME: (i32* nocapture nofree readonly [[A:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree readonly [[A:%.*]])
; IS__TUNIT____-NEXT: [[X:%.*]] = call i32 @callee(i32* nocapture nofree readonly align 4 [[A]]) ; IS__TUNIT____-NEXT: [[X:%.*]] = call i32 @callee(i32* nocapture nofree readonly align 4 [[A]])
; IS__TUNIT____-NEXT: ret i32 [[X]] ; IS__TUNIT____-NEXT: ret i32 [[X]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo ; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]])
; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @callee(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]]) ; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @callee(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]])
; IS__CGSCC____-NEXT: ret i32 [[X]] ; IS__CGSCC____-NEXT: ret i32 [[X]]
; ;
%X = call i32 @callee(i1 false, i32* %A) ; <i32> [#uses=1] %X = call i32 @callee(i1 false, i32* %A) ; <i32> [#uses=1]
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/2008-09-07-CGUpdate.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define internal fastcc i32 @hash(i32* %ts, i32 %mod) nounwind { define internal fastcc i32 @hash(i32* %ts, i32 %mod) nounwind {
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@hash() ; IS__CGSCC____-LABEL: define {{[^@]+}}@hash()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
unreachable unreachable
} }
define void @encode(i32* %m, i32* %ts, i32* %new) nounwind { define void @encode(i32* %m, i32* %ts, i32* %new) nounwind {
; CHECK-LABEL: define {{[^@]+}}@encode ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[M:%.*]], i32* nocapture nofree readnone [[TS:%.*]], i32* nocapture nofree readnone [[NEW:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@encode
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[M:%.*]], i32* nocapture nofree readnone [[TS:%.*]], i32* nocapture nofree readnone [[NEW:%.*]])
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@encode
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[M:%.*]], i32* nocapture nofree readnone [[TS:%.*]], i32* nocapture nofree readnone [[NEW:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
%0 = call fastcc i32 @hash( i32* %ts, i32 0 ) nounwind ; <i32> [#uses=0] %0 = call fastcc i32 @hash( i32* %ts, i32 0 ) nounwind ; <i32> [#uses=0]
unreachable unreachable
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/2008-09-08-CGUpdateSelfEdge.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define internal fastcc i32 @term_SharingList(i32* %Term, i32* %List) nounwind { define internal fastcc i32 @term_SharingList(i32* %Term, i32* %List) nounwind {
; IS__TUNIT____: Function Attrs: nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@term_SharingList ; IS__TUNIT____-LABEL: define {{[^@]+}}@term_SharingList
; IS__TUNIT____-SAME: (i32* [[TERM:%.*]], i32* [[LIST:%.*]]) ; IS__TUNIT____-SAME: (i32* [[TERM:%.*]], i32* [[LIST:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br i1 false, label [[BB:%.*]], label [[BB5:%.*]] ; IS__TUNIT____-NEXT: br i1 false, label [[BB:%.*]], label [[BB5:%.*]]
; IS__TUNIT____: bb: ; IS__TUNIT____: bb:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = call fastcc i32 @term_SharingList(i32* null, i32* [[LIST]]) ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = call fastcc i32 @term_SharingList(i32* null, i32* [[LIST]])
; IS__TUNIT____-NEXT: unreachable ; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: bb5: ; IS__TUNIT____: bb5:
; IS__TUNIT____-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: ret i32 0
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@term_SharingList() ; IS__CGSCC____-LABEL: define {{[^@]+}}@term_SharingList()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br i1 false, label [[BB:%.*]], label [[BB5:%.*]] ; IS__CGSCC____-NEXT: br i1 false, label [[BB:%.*]], label [[BB5:%.*]]
; IS__CGSCC____: bb: ; IS__CGSCC____: bb:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: bb5: ; IS__CGSCC____: bb5:
; IS__CGSCC____-NEXT: ret i32 undef ; IS__CGSCC____-NEXT: ret i32 undef
; ;
entry: entry:
br i1 false, label %bb, label %bb5 br i1 false, label %bb, label %bb5
bb: ; preds = %entry bb: ; preds = %entry
%0 = call fastcc i32 @term_SharingList( i32* null, i32* %List ) nounwind ; <i32> [#uses=0] %0 = call fastcc i32 @term_SharingList( i32* null, i32* %List ) nounwind ; <i32> [#uses=0]
unreachable unreachable
bb5: ; preds = %entry bb5: ; preds = %entry
ret i32 0 ret i32 0
} }
define i32 @term_Sharing(i32* %Term) nounwind { define i32 @term_Sharing(i32* %Term) nounwind {
; CHECK-LABEL: define {{[^@]+}}@term_Sharing ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[TERM:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@term_Sharing
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[TERM:%.*]])
; CHECK-NEXT: br i1 false, label [[BB_I:%.*]], label [[BB14:%.*]] ; IS__TUNIT____-NEXT: entry:
; CHECK: bb.i: ; IS__TUNIT____-NEXT: br i1 false, label [[BB_I:%.*]], label [[BB14:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: bb.i:
; CHECK: bb14: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____: bb14:
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@term_Sharing
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[TERM:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br i1 false, label [[BB_I:%.*]], label [[BB14:%.*]]
; IS__CGSCC____: bb.i:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: bb14:
; IS__CGSCC____-NEXT: ret i32 0
; ;
entry: entry:
br i1 false, label %bb.i, label %bb14 br i1 false, label %bb.i, label %bb14
bb.i: ; preds = %entry bb.i: ; preds = %entry
%0 = call fastcc i32 @term_SharingList( i32* null, i32* null ) nounwind ; <i32> [#uses=0] %0 = call fastcc i32 @term_SharingList( i32* null, i32* null ) nounwind ; <i32> [#uses=0]
ret i32 1 ret i32 1
bb14: ; preds = %entry bb14: ; preds = %entry
ret i32 0 ret i32 0
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/aggregate-promote.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
%T = type { i32, i32, i32, i32 } %T = type { i32, i32, i32, i32 }
@G = constant %T { i32 0, i32 0, i32 17, i32 25 } @G = constant %T { i32 0, i32 0, i32 17, i32 25 }
define internal i32 @test(%T* %p) { define internal i32 @test(%T* %p) {
; CHECK-LABEL: define {{[^@]+}}@test() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@test()
; CHECK-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* @G, i64 0, i32 3 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* @G, i64 0, i32 2 ; IS__TUNIT____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* @G, i64 0, i32 3
; CHECK-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4 ; IS__TUNIT____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* @G, i64 0, i32 2
; CHECK-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4 ; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
; CHECK-NEXT: [[V:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
; CHECK-NEXT: ret i32 [[V]] ; IS__TUNIT____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
; IS__TUNIT____-NEXT: ret i32 [[V]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* @G, i64 0, i32 3
; IS__CGSCC____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* @G, i64 0, i32 2
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
; IS__CGSCC____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: ret i32 [[V]]
; ;
entry: entry:
%a.gep = getelementptr %T, %T* %p, i64 0, i32 3 %a.gep = getelementptr %T, %T* %p, i64 0, i32 3
%b.gep = getelementptr %T, %T* %p, i64 0, i32 2 %b.gep = getelementptr %T, %T* %p, i64 0, i32 2
%a = load i32, i32* %a.gep %a = load i32, i32* %a.gep
%b = load i32, i32* %b.gep %b = load i32, i32* %b.gep
%v = add i32 %a, %b %v = add i32 %a, %b
ret i32 %v ret i32 %v
} }
define i32 @caller() { define i32 @caller() {
; CHECK-LABEL: define {{[^@]+}}@caller() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller()
; CHECK-NEXT: [[V:%.*]] = call i32 @test() ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret i32 [[V]] ; IS__TUNIT____-NEXT: [[V:%.*]] = call i32 @test()
; IS__TUNIT____-NEXT: ret i32 [[V]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[V:%.*]] = call i32 @test()
; IS__CGSCC____-NEXT: ret i32 [[V]]
; ;
entry: entry:
%v = call i32 @test(%T* @G) %v = call i32 @test(%T* @G)
ret i32 %v ret i32 %v
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/alignment.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define void @f() { define void @f() {
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@f() ; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@f()
; NOT_TUNIT_NPM-NEXT: entry: ; NOT_TUNIT_NPM-NEXT: entry:
Show All 40 Lines;
ret void ret void
} }
declare void @z(i32) declare void @z(i32)
; Test2 ; Test2
; Different alignemnt privatizable arguments ; Different alignemnt privatizable arguments
define internal i32 @test(i32* %X, i64* %Y) { define internal i32 @test(i32* %X, i64* %Y) {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test
; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i64* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[Y:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i64* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[Y:%.*]])
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4 ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4
; IS__TUNIT_OPM-NEXT: [[B:%.*]] = load i64, i64* [[Y]], align 8 ; IS__TUNIT_OPM-NEXT: [[B:%.*]] = load i64, i64* [[Y]], align 8
; IS__TUNIT_OPM-NEXT: [[C:%.*]] = add i32 [[A]], 1 ; IS__TUNIT_OPM-NEXT: [[C:%.*]] = add i32 [[A]], 1
; IS__TUNIT_OPM-NEXT: [[D:%.*]] = add i64 [[B]], 1 ; IS__TUNIT_OPM-NEXT: [[D:%.*]] = add i64 [[B]], 1
; IS__TUNIT_OPM-NEXT: [[COND:%.*]] = icmp sgt i64 [[D]], -1 ; IS__TUNIT_OPM-NEXT: [[COND:%.*]] = icmp sgt i64 [[D]], -1
; IS__TUNIT_OPM-NEXT: br i1 [[COND]], label [[RETURN1:%.*]], label [[RETURN2:%.*]] ; IS__TUNIT_OPM-NEXT: br i1 [[COND]], label [[RETURN1:%.*]], label [[RETURN2:%.*]]
; IS__TUNIT_OPM: Return1: ; IS__TUNIT_OPM: Return1:
; IS__TUNIT_OPM-NEXT: ret i32 [[C]] ; IS__TUNIT_OPM-NEXT: ret i32 [[C]]
; IS__TUNIT_OPM: Return2: ; IS__TUNIT_OPM: Return2:
; IS__TUNIT_OPM-NEXT: ret i32 [[A]] ; IS__TUNIT_OPM-NEXT: ret i32 [[A]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]])
; IS__TUNIT_NPM-NEXT: [[Y_PRIV:%.*]] = alloca i64, align 8 ; IS__TUNIT_NPM-NEXT: [[Y_PRIV:%.*]] = alloca i64, align 8
; IS__TUNIT_NPM-NEXT: store i64 [[TMP1]], i64* [[Y_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i64 [[TMP1]], i64* [[Y_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = load i32, i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = load i32, i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[B:%.*]] = load i64, i64* [[Y_PRIV]], align 8 ; IS__TUNIT_NPM-NEXT: [[B:%.*]] = load i64, i64* [[Y_PRIV]], align 8
; IS__TUNIT_NPM-NEXT: [[C:%.*]] = add i32 [[A]], 1 ; IS__TUNIT_NPM-NEXT: [[C:%.*]] = add i32 [[A]], 1
; IS__TUNIT_NPM-NEXT: [[D:%.*]] = add i64 [[B]], 1 ; IS__TUNIT_NPM-NEXT: [[D:%.*]] = add i64 [[B]], 1
; IS__TUNIT_NPM-NEXT: [[COND:%.*]] = icmp sgt i64 [[D]], -1 ; IS__TUNIT_NPM-NEXT: [[COND:%.*]] = icmp sgt i64 [[D]], -1
; IS__TUNIT_NPM-NEXT: br i1 [[COND]], label [[RETURN1:%.*]], label [[RETURN2:%.*]] ; IS__TUNIT_NPM-NEXT: br i1 [[COND]], label [[RETURN1:%.*]], label [[RETURN2:%.*]]
; IS__TUNIT_NPM: Return1: ; IS__TUNIT_NPM: Return1:
; IS__TUNIT_NPM-NEXT: ret i32 [[C]] ; IS__TUNIT_NPM-NEXT: ret i32 [[C]]
; IS__TUNIT_NPM: Return2: ; IS__TUNIT_NPM: Return2:
; IS__TUNIT_NPM-NEXT: ret i32 [[A]] ; IS__TUNIT_NPM-NEXT: ret i32 [[A]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test ; IS__CGSCC____-LABEL: define {{[^@]+}}@test
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i64* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[Y:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i64* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[Y:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4 ; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4
; IS__CGSCC____-NEXT: [[B:%.*]] = load i64, i64* [[Y]], align 8 ; IS__CGSCC____-NEXT: [[B:%.*]] = load i64, i64* [[Y]], align 8
; IS__CGSCC____-NEXT: [[C:%.*]] = add i32 [[A]], 1 ; IS__CGSCC____-NEXT: [[C:%.*]] = add i32 [[A]], 1
; IS__CGSCC____-NEXT: [[D:%.*]] = add i64 [[B]], 1 ; IS__CGSCC____-NEXT: [[D:%.*]] = add i64 [[B]], 1
; IS__CGSCC____-NEXT: [[COND:%.*]] = icmp sgt i64 [[D]], -1 ; IS__CGSCC____-NEXT: [[COND:%.*]] = icmp sgt i64 [[D]], -1
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[RETURN1:%.*]], label [[RETURN2:%.*]] ; IS__CGSCC____-NEXT: br i1 [[COND]], label [[RETURN1:%.*]], label [[RETURN2:%.*]]
Show All 10 Lines;
br i1 %cond, label %Return1, label %Return2 br i1 %cond, label %Return1, label %Return2
Return1: Return1:
ret i32 %C ret i32 %C
Return2: Return2:
ret i32 %A ret i32 %A
} }
define internal i32 @caller(i32* %A) { define internal i32 @caller(i32* %A) {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@caller ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@caller
; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]])
; IS__TUNIT_OPM-NEXT: [[B:%.*]] = alloca i64, align 8 ; IS__TUNIT_OPM-NEXT: [[B:%.*]] = alloca i64, align 8
; IS__TUNIT_OPM-NEXT: store i64 1, i64* [[B]], align 8 ; IS__TUNIT_OPM-NEXT: store i64 1, i64* [[B]], align 8
; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i64* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[B]]) ; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i64* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[B]])
; IS__TUNIT_OPM-NEXT: ret i32 [[C]] ; IS__TUNIT_OPM-NEXT: ret i32 [[C]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@caller ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@caller
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]])
; IS__TUNIT_NPM-NEXT: [[A_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[A_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[A_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[A_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i64, align 8 ; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i64, align 8
; IS__TUNIT_NPM-NEXT: store i64 1, i64* [[B]], align 8 ; IS__TUNIT_NPM-NEXT: store i64 1, i64* [[B]], align 8
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[A_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[A_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i64, i64* [[B]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i64, i64* [[B]], align 8
; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call i32 @test(i32 [[TMP2]], i64 [[TMP3]]) ; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call i32 @test(i32 [[TMP2]], i64 [[TMP3]])
; IS__TUNIT_NPM-NEXT: ret i32 [[C]] ; IS__TUNIT_NPM-NEXT: ret i32 [[C]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller ; IS__CGSCC____-LABEL: define {{[^@]+}}@caller
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]])
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i64, align 8 ; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i64, align 8
; IS__CGSCC____-NEXT: store i64 1, i64* [[B]], align 8 ; IS__CGSCC____-NEXT: store i64 1, i64* [[B]], align 8
; IS__CGSCC____-NEXT: [[C:%.*]] = call i32 @test(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i64* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[B]]) ; IS__CGSCC____-NEXT: [[C:%.*]] = call i32 @test(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i64* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[B]])
; IS__CGSCC____-NEXT: ret i32 [[C]] ; IS__CGSCC____-NEXT: ret i32 [[C]]
; ;
%B = alloca i64 %B = alloca i64
store i64 1, i64* %B store i64 1, i64* %B
%C = call i32 @test(i32* %A, i64* %B) %C = call i32 @test(i32* %A, i64* %B)
ret i32 %C ret i32 %C
} }
define i32 @callercaller() { define i32 @callercaller() {
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@callercaller() ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone
; NOT_TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@callercaller()
; NOT_TUNIT_NPM-NEXT: store i32 2, i32* [[B]], align 4 ; IS__TUNIT_OPM-NEXT: [[B:%.*]] = alloca i32, align 4
; NOT_TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT_OPM-NEXT: store i32 2, i32* [[B]], align 4
; NOT_TUNIT_NPM-NEXT: ret i32 [[X]] ; IS__TUNIT_OPM-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT_OPM-NEXT: ret i32 [[X]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callercaller() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callercaller()
; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 2, i32* [[B]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 2, i32* [[B]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32 [[TMP1]]) ; IS__TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32 [[TMP1]])
; IS__TUNIT_NPM-NEXT: ret i32 [[X]] ; IS__TUNIT_NPM-NEXT: ret i32 [[X]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callercaller()
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 2, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: ret i32 [[X]]
;
%B = alloca i32 %B = alloca i32
store i32 2, i32* %B store i32 2, i32* %B
%X = call i32 @caller(i32* %B) %X = call i32 @caller(i32* %B)
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/attrs.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
%struct.ss = type { i32, i64 } %struct.ss = type { i32, i64 }
; Don't drop 'byval' on %X here. ; Don't drop 'byval' on %X here.
define internal i32 @f(%struct.ss* byval %b, i32* byval %X, i32 %i) nounwind { define internal i32 @f(%struct.ss* byval %b, i32* byval %X, i32 %i) nounwind {
; ;
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@f ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@f
; IS__TUNIT_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]], i32* noalias nocapture nofree nonnull byval align 4 dereferenceable(4) [[X:%.*]], i32 [[I:%.*]]) ; IS__TUNIT_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]], i32* noalias nocapture nofree nonnull byval align 4 dereferenceable(4) [[X:%.*]], i32 [[I:%.*]])
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
; IS__TUNIT_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0 ; IS__TUNIT_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8 ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__TUNIT_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8 ; IS__TUNIT_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; IS__TUNIT_OPM-NEXT: store i32 0, i32* [[X]], align 4 ; IS__TUNIT_OPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__TUNIT_OPM-NEXT: [[L:%.*]] = load i32, i32* [[X]], align 4 ; IS__TUNIT_OPM-NEXT: [[L:%.*]] = load i32, i32* [[X]], align 4
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = add i32 [[L]], [[TMP2]] ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = add i32 [[L]], [[TMP2]]
; IS__TUNIT_OPM-NEXT: ret i32 [[A]] ; IS__TUNIT_OPM-NEXT: ret i32 [[A]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@f ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@f
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]], i32 [[TMP2:%.*]], i32 [[I:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]], i32 [[TMP2:%.*]], i32 [[I:%.*]])
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP2]], i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP2]], i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__TUNIT_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32* ; IS__TUNIT_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32*
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4
; IS__TUNIT_NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4 ; IS__TUNIT_NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__TUNIT_NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; IS__TUNIT_NPM-NEXT: store i32 0, i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 0, i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[L:%.*]] = load i32, i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[L:%.*]] = load i32, i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = add i32 [[L]], [[TMP2]] ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = add i32 [[L]], [[TMP2]]
; IS__TUNIT_NPM-NEXT: ret i32 [[A]] ; IS__TUNIT_NPM-NEXT: ret i32 [[A]]
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@f ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]], i32* noalias nocapture nofree nonnull byval align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]], i32* noalias nocapture nofree nonnull byval align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0 ; IS__CGSCC_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8 ; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__CGSCC_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8 ; IS__CGSCC_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_OPM-NEXT: [[L:%.*]] = load i32, i32* [[X]], align 4 ; IS__CGSCC_OPM-NEXT: [[L:%.*]] = load i32, i32* [[X]], align 4
; IS__CGSCC_OPM-NEXT: [[A:%.*]] = add i32 [[L]], [[TMP2]] ; IS__CGSCC_OPM-NEXT: [[A:%.*]] = add i32 [[L]], [[TMP2]]
; IS__CGSCC_OPM-NEXT: ret i32 [[A]] ; IS__CGSCC_OPM-NEXT: ret i32 [[A]]
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]], i32 [[TMP2:%.*]]) ; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]], i32 [[TMP2:%.*]])
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4 ; IS__CGSCC_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: store i32 [[TMP2]], i32* [[X_PRIV]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 [[TMP2]], i32* [[X_PRIV]], align 4
; IS__CGSCC_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__CGSCC_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__CGSCC_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32* ; IS__CGSCC_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32*
; IS__CGSCC_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4
Show All 19 Linesentry:
%l = load i32, i32* %X %l = load i32, i32* %X
%a = add i32 %l, %tmp2 %a = add i32 %l, %tmp2
ret i32 %a ret i32 %a
} }
; Also make sure we don't drop the call zeroext attribute. ; Also make sure we don't drop the call zeroext attribute.
define i32 @test(i32* %X) { define i32 @test(i32* %X) {
; ;
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test
; IS__TUNIT_OPM-SAME: (i32* nocapture nofree readonly align 4 [[X:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree readonly align 4 [[X:%.*]])
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
; IS__TUNIT_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__TUNIT_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__TUNIT_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__TUNIT_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__TUNIT_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readonly byval align 8 dereferenceable(12) [[S]], i32* nocapture nofree readonly byval align 4 [[X]], i32 zeroext 0) ; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readonly byval align 8 dereferenceable(12) [[S]], i32* nocapture nofree readonly byval align 4 [[X]], i32 zeroext 0)
; IS__TUNIT_OPM-NEXT: ret i32 [[C]] ; IS__TUNIT_OPM-NEXT: ret i32 [[C]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test
; IS__TUNIT_NPM-SAME: (i32* nocapture nofree readonly align 4 [[X:%.*]]) ; IS__TUNIT_NPM-SAME: (i32* nocapture nofree readonly align 4 [[X:%.*]])
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__TUNIT_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__TUNIT_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__TUNIT_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__TUNIT_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__TUNIT_NPM-NEXT: [[S_CAST:%.*]] = bitcast %struct.ss* [[S]] to i32* ; IS__TUNIT_NPM-NEXT: [[S_CAST:%.*]] = bitcast %struct.ss* [[S]] to i32*
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[S_CAST]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[S_CAST]], align 8
; IS__TUNIT_NPM-NEXT: [[S_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[S_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i64, i64* [[S_0_1]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i64, i64* [[S_0_1]], align 8
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4
; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call i32 @f(i32 [[TMP0]], i64 [[TMP1]], i32 [[TMP2]], i32 zeroext 0) ; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call i32 @f(i32 [[TMP0]], i64 [[TMP1]], i32 [[TMP2]], i32 zeroext 0)
; IS__TUNIT_NPM-NEXT: ret i32 [[C]] ; IS__TUNIT_NPM-NEXT: ret i32 [[C]]
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_OPM-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__CGSCC_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__CGSCC_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readnone byval align 8 dereferenceable(12) [[S]], i32* noalias nocapture nofree nonnull readnone byval align 4 dereferenceable(4) [[X]]) ; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readnone byval align 8 dereferenceable(12) [[S]], i32* noalias nocapture nofree nonnull readnone byval align 4 dereferenceable(4) [[X]])
; IS__CGSCC_OPM-NEXT: ret i32 [[C]] ; IS__CGSCC_OPM-NEXT: ret i32 [[C]]
; ;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__CGSCC_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__CGSCC_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4
Show All 19 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/basictest.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
define internal i32 @test(i32* %X, i32* %Y) { define internal i32 @test(i32* %X, i32* %Y) {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test
; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[Y:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[Y:%.*]])
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4 ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4
; IS__TUNIT_OPM-NEXT: [[B:%.*]] = load i32, i32* [[Y]], align 4 ; IS__TUNIT_OPM-NEXT: [[B:%.*]] = load i32, i32* [[Y]], align 4
; IS__TUNIT_OPM-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT_OPM-NEXT: [[C:%.*]] = add i32 [[A]], [[B]]
; IS__TUNIT_OPM-NEXT: ret i32 [[C]] ; IS__TUNIT_OPM-NEXT: ret i32 [[C]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; IS__TUNIT_NPM-NEXT: [[Y_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[Y_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[Y_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[Y_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = load i32, i32* [[X_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = load i32, i32* [[X_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[B:%.*]] = load i32, i32* [[Y_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[B:%.*]] = load i32, i32* [[Y_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT_NPM-NEXT: [[C:%.*]] = add i32 [[A]], [[B]]
; IS__TUNIT_NPM-NEXT: ret i32 [[C]] ; IS__TUNIT_NPM-NEXT: ret i32 [[C]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test ; IS__CGSCC____-LABEL: define {{[^@]+}}@test
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[Y:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[Y:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4 ; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[X]], align 4
; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[Y]], align 4 ; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[Y]], align 4
; IS__CGSCC____-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] ; IS__CGSCC____-NEXT: [[C:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: ret i32 [[C]] ; IS__CGSCC____-NEXT: ret i32 [[C]]
; ;
%A = load i32, i32* %X %A = load i32, i32* %X
%B = load i32, i32* %Y %B = load i32, i32* %Y
%C = add i32 %A, %B %C = add i32 %A, %B
ret i32 %C ret i32 %C
} }
define internal i32 @caller(i32* %B) { define internal i32 @caller(i32* %B) {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@caller ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@caller
; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__TUNIT_OPM-NEXT: store i32 1, i32* [[A]], align 4 ; IS__TUNIT_OPM-NEXT: store i32 1, i32* [[A]], align 4
; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT_OPM-NEXT: ret i32 [[C]] ; IS__TUNIT_OPM-NEXT: ret i32 [[C]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@caller ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@caller
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]])
; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 1, i32* [[A]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 1, i32* [[A]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[A]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[A]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[B_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[B_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call i32 @test(i32 [[TMP2]], i32 [[TMP3]]) ; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call i32 @test(i32 [[TMP2]], i32 [[TMP3]])
; IS__TUNIT_NPM-NEXT: ret i32 [[C]] ; IS__TUNIT_NPM-NEXT: ret i32 [[C]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller ; IS__CGSCC____-LABEL: define {{[^@]+}}@caller
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__CGSCC____-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 1, i32* [[A]], align 4 ; IS__CGSCC____-NEXT: store i32 1, i32* [[A]], align 4
; IS__CGSCC____-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC____-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: ret i32 [[C]] ; IS__CGSCC____-NEXT: ret i32 [[C]]
; ;
%A = alloca i32 %A = alloca i32
store i32 1, i32* %A store i32 1, i32* %A
%C = call i32 @test(i32* %A, i32* %B) %C = call i32 @test(i32* %A, i32* %B)
ret i32 %C ret i32 %C
} }
define i32 @callercaller() { define i32 @callercaller() {
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@callercaller() ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone
; NOT_TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@callercaller()
; NOT_TUNIT_NPM-NEXT: store i32 2, i32* [[B]], align 4 ; IS__TUNIT_OPM-NEXT: [[B:%.*]] = alloca i32, align 4
; NOT_TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT_OPM-NEXT: store i32 2, i32* [[B]], align 4
; NOT_TUNIT_NPM-NEXT: ret i32 [[X]] ; IS__TUNIT_OPM-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT_OPM-NEXT: ret i32 [[X]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callercaller() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callercaller()
; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 2, i32* [[B]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 2, i32* [[B]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32 [[TMP1]]) ; IS__TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32 [[TMP1]])
; IS__TUNIT_NPM-NEXT: ret i32 [[X]] ; IS__TUNIT_NPM-NEXT: ret i32 [[X]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callercaller()
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 2, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: ret i32 [[X]]
;
%B = alloca i32 %B = alloca i32
store i32 2, i32* %B store i32 2, i32* %B
%X = call i32 @caller(i32* %B) %X = call i32 @caller(i32* %B)
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/byval-2.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
%struct.ss = type { i32, i64 } %struct.ss = type { i32, i64 }
define internal void @f(%struct.ss* byval %b, i32* byval %X) nounwind { define internal void @f(%struct.ss* byval %b, i32* byval %X) nounwind {
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@f ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]], i32* noalias nocapture nofree nonnull writeonly byval align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]], i32* noalias nocapture nofree nonnull writeonly byval align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0 ; IS__CGSCC_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8 ; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__CGSCC_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8 ; IS__CGSCC_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_OPM-NEXT: ret void ; IS__CGSCC_OPM-NEXT: ret void
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]], i32 [[TMP2:%.*]]) ; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]], i32 [[TMP2:%.*]])
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4 ; IS__CGSCC_NPM-NEXT: [[X_PRIV:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: store i32 [[TMP2]], i32* [[X_PRIV]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 [[TMP2]], i32* [[X_PRIV]], align 4
; IS__CGSCC_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__CGSCC_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__CGSCC_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32* ; IS__CGSCC_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32*
; IS__CGSCC_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4
Show All 13 Linesentry:
store i32 %tmp2, i32* %tmp, align 4 store i32 %tmp2, i32* %tmp, align 4
store i32 0, i32* %X store i32 0, i32* %X
ret void ret void
} }
define i32 @test(i32* %X) { define i32 @test(i32* %X) {
; ;
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@test ; IS__TUNIT____-LABEL: define {{[^@]+}}@test
; IS__TUNIT____-SAME: (i32* nocapture nofree readonly align 4 [[X:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree readonly align 4 [[X:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__TUNIT____-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__TUNIT____-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__TUNIT____-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__TUNIT____-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT____-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT____-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__TUNIT____-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__TUNIT____-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: ret i32 0
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_OPM-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__CGSCC_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__CGSCC_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__CGSCC_OPM-NEXT: ret i32 0 ; IS__CGSCC_OPM-NEXT: ret i32 0
; ;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8 ; IS__CGSCC_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__CGSCC_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4
Show All 11 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/byval.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
%struct.ss = type { i32, i64 } %struct.ss = type { i32, i64 }
define internal i32 @f(%struct.ss* byval %b) nounwind { define internal i32 @f(%struct.ss* byval %b) nounwind {
; IS________OPM-LABEL: define {{[^@]+}}@f ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@f
; IS________OPM-NEXT: entry: ; IS__TUNIT_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]])
; IS________OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0 ; IS__TUNIT_OPM-NEXT: entry:
; IS________OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8 ; IS__TUNIT_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; IS________OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS________OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8 ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS________OPM-NEXT: ret i32 [[TMP1]] ; IS__TUNIT_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP1]]
; IS________NPM-LABEL: define {{[^@]+}}@f ;
; IS________NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]]) ; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________NPM-NEXT: entry: ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@f
; IS________NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 4 ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]])
; IS________NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32* ; IS__TUNIT_NPM-NEXT: entry:
; IS________NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4 ; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS________NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32*
; IS________NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4
; IS________NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1
; IS________NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8 ; IS__TUNIT_NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4
; IS________NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__TUNIT_NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0
; IS________NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS________NPM-NEXT: ret i32 [[TMP1]] ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__TUNIT_NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP1]]
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__CGSCC_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; IS__CGSCC_OPM-NEXT: ret i32 [[TMP1]]
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS__CGSCC_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32*
; IS__CGSCC_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4
; IS__CGSCC_NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__CGSCC_NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; IS__CGSCC_NPM-NEXT: ret i32 [[TMP1]]
; ;
entry: entry:
%tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0 %tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
%tmp1 = load i32, i32* %tmp, align 4 %tmp1 = load i32, i32* %tmp, align 4
%tmp2 = add i32 %tmp1, 1 %tmp2 = add i32 %tmp1, 1
store i32 %tmp2, i32* %tmp, align 4 store i32 %tmp2, i32* %tmp, align 4
ret i32 %tmp1 ret i32 %tmp1
} }
define internal i32 @g(%struct.ss* byval align 32 %b) nounwind { define internal i32 @g(%struct.ss* byval align 32 %b) nounwind {
; IS________OPM-LABEL: define {{[^@]+}}@g ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 32 dereferenceable(12) [[B:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@g
; IS________OPM-NEXT: entry: ; IS__TUNIT_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 32 dereferenceable(12) [[B:%.*]])
; IS________OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0 ; IS__TUNIT_OPM-NEXT: entry:
; IS________OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 32 ; IS__TUNIT_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; IS________OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 32
; IS________OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 32 ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS________OPM-NEXT: ret i32 [[TMP2]] ; IS__TUNIT_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 32
; ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP2]]
; IS________NPM-LABEL: define {{[^@]+}}@g ;
; IS________NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]]) ; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________NPM-NEXT: entry: ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@g
; IS________NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 4 ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]])
; IS________NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32* ; IS__TUNIT_NPM-NEXT: entry:
; IS________NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4 ; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS________NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32*
; IS________NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4
; IS________NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1
; IS________NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 32 ; IS__TUNIT_NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4
; IS________NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 ; IS__TUNIT_NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0
; IS________NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 32 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 32
; IS________NPM-NEXT: ret i32 [[TMP2]] ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__TUNIT_NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 32
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP2]]
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@g
; IS__CGSCC_OPM-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 32 dereferenceable(12) [[B:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 32
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__CGSCC_OPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 32
; IS__CGSCC_OPM-NEXT: ret i32 [[TMP2]]
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@g
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[B_PRIV:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS__CGSCC_NPM-NEXT: [[B_PRIV_CAST:%.*]] = bitcast %struct.ss* [[B_PRIV]] to i32*
; IS__CGSCC_NPM-NEXT: store i32 [[TMP0]], i32* [[B_PRIV_CAST]], align 4
; IS__CGSCC_NPM-NEXT: [[B_PRIV_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i64 [[TMP1]], i64* [[B_PRIV_0_1]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B_PRIV]], i32 0, i32 0
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 32
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; IS__CGSCC_NPM-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 32
; IS__CGSCC_NPM-NEXT: ret i32 [[TMP2]]
; ;
entry: entry:
%tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0 %tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
%tmp1 = load i32, i32* %tmp, align 4 %tmp1 = load i32, i32* %tmp, align 4
%tmp2 = add i32 %tmp1, 1 %tmp2 = add i32 %tmp1, 1
store i32 %tmp2, i32* %tmp, align 4 store i32 %tmp2, i32* %tmp, align 4
ret i32 %tmp2 ret i32 %tmp2
} }
define i32 @main() nounwind { define i32 @main() nounwind {
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@main() ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@main()
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
; IS__TUNIT_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4 ; IS__TUNIT_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__TUNIT_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__TUNIT_OPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__TUNIT_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__TUNIT_OPM-NEXT: [[C0:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readonly byval align 8 dereferenceable(12) [[S]]) ; IS__TUNIT_OPM-NEXT: [[C0:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readonly byval align 8 dereferenceable(12) [[S]])
; IS__TUNIT_OPM-NEXT: [[C1:%.*]] = call i32 @g(%struct.ss* noalias nocapture nofree nonnull readonly byval align 32 dereferenceable(12) [[S]]) ; IS__TUNIT_OPM-NEXT: [[C1:%.*]] = call i32 @g(%struct.ss* noalias nocapture nofree nonnull readonly byval align 32 dereferenceable(12) [[S]])
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = add i32 [[C0]], [[C1]] ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = add i32 [[C0]], [[C1]]
; IS__TUNIT_OPM-NEXT: ret i32 [[A]] ; IS__TUNIT_OPM-NEXT: ret i32 [[A]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@main() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@main()
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4 ; IS__TUNIT_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__TUNIT_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8 ; IS__TUNIT_NPM-NEXT: store i32 1, i32* [[TMP1]], align 8
; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__TUNIT_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__TUNIT_NPM-NEXT: [[S_CAST:%.*]] = bitcast %struct.ss* [[S]] to i32* ; IS__TUNIT_NPM-NEXT: [[S_CAST:%.*]] = bitcast %struct.ss* [[S]] to i32*
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[S_CAST]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[S_CAST]], align 8
; IS__TUNIT_NPM-NEXT: [[S_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[S_0_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i64, i64* [[S_0_1]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i64, i64* [[S_0_1]], align 8
; IS__TUNIT_NPM-NEXT: [[C0:%.*]] = call i32 @f(i32 [[TMP0]], i64 [[TMP1]]) ; IS__TUNIT_NPM-NEXT: [[C0:%.*]] = call i32 @f(i32 [[TMP0]], i64 [[TMP1]])
; IS__TUNIT_NPM-NEXT: [[S_CAST1:%.*]] = bitcast %struct.ss* [[S]] to i32* ; IS__TUNIT_NPM-NEXT: [[S_CAST1:%.*]] = bitcast %struct.ss* [[S]] to i32*
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[S_CAST1]], align 32 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[S_CAST1]], align 32
; IS__TUNIT_NPM-NEXT: [[S_0_12:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[S_0_12:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i64, i64* [[S_0_12]], align 32 ; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i64, i64* [[S_0_12]], align 32
; IS__TUNIT_NPM-NEXT: [[C1:%.*]] = call i32 @g(i32 [[TMP2]], i64 [[TMP3]]) ; IS__TUNIT_NPM-NEXT: [[C1:%.*]] = call i32 @g(i32 [[TMP2]], i64 [[TMP3]])
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = add i32 [[C0]], [[C1]] ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = add i32 [[C0]], [[C1]]
; IS__TUNIT_NPM-NEXT: ret i32 [[A]] ; IS__TUNIT_NPM-NEXT: ret i32 [[A]]
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@main() ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@main()
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4 ; IS__CGSCC_OPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[TMP1]], align 32 ; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[TMP1]], align 32
; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__CGSCC_OPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__CGSCC_OPM-NEXT: [[C0:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readnone byval align 32 dereferenceable(12) [[S]]) ; IS__CGSCC_OPM-NEXT: [[C0:%.*]] = call i32 @f(%struct.ss* noalias nocapture nofree nonnull readnone byval align 32 dereferenceable(12) [[S]])
; IS__CGSCC_OPM-NEXT: [[C1:%.*]] = call i32 @g(%struct.ss* noalias nocapture nofree nonnull readnone byval align 32 dereferenceable(12) [[S]]) ; IS__CGSCC_OPM-NEXT: [[C1:%.*]] = call i32 @g(%struct.ss* noalias nocapture nofree nonnull readnone byval align 32 dereferenceable(12) [[S]])
; IS__CGSCC_OPM-NEXT: [[A:%.*]] = add i32 [[C0]], [[C1]] ; IS__CGSCC_OPM-NEXT: [[A:%.*]] = add i32 [[C0]], [[C1]]
; IS__CGSCC_OPM-NEXT: ret i32 [[A]] ; IS__CGSCC_OPM-NEXT: ret i32 [[A]]
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@main() ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@main()
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4 ; IS__CGSCC_NPM-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[TMP1]], align 32 ; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[TMP1]], align 32
; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4 ; IS__CGSCC_NPM-NEXT: store i64 2, i64* [[TMP4]], align 4
; IS__CGSCC_NPM-NEXT: [[S_CAST:%.*]] = bitcast %struct.ss* [[S]] to i32* ; IS__CGSCC_NPM-NEXT: [[S_CAST:%.*]] = bitcast %struct.ss* [[S]] to i32*
Show All 25 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/chained.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
@G1 = constant i32 0 @G1 = constant i32 0
@G2 = constant i32* @G1 @G2 = constant i32* @G1
define internal i32 @test(i32** %x) { define internal i32 @test(i32** %x) {
; ;
; CHECK-LABEL: define {{[^@]+}}@test() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@test()
; CHECK-NEXT: [[Y:%.*]] = load i32*, i32** @G2, align 8 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[Z:%.*]] = load i32, i32* [[Y]], align 4 ; IS__TUNIT____-NEXT: [[Y:%.*]] = load i32*, i32** @G2, align 8
; CHECK-NEXT: ret i32 [[Z]] ; IS__TUNIT____-NEXT: [[Z:%.*]] = load i32, i32* [[Y]], align 4
; IS__TUNIT____-NEXT: ret i32 [[Z]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[Y:%.*]] = load i32*, i32** @G2, align 8
; IS__CGSCC____-NEXT: [[Z:%.*]] = load i32, i32* [[Y]], align 4
; IS__CGSCC____-NEXT: ret i32 [[Z]]
; ;
entry: entry:
%y = load i32*, i32** %x %y = load i32*, i32** %x
%z = load i32, i32* %y %z = load i32, i32* %y
ret i32 %z ret i32 %z
} }
define i32 @caller() { define i32 @caller() {
; CHECK-LABEL: define {{[^@]+}}@caller() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller()
; CHECK-NEXT: [[X:%.*]] = call i32 @test() ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret i32 [[X]] ; IS__TUNIT____-NEXT: [[X:%.*]] = call i32 @test()
; IS__TUNIT____-NEXT: ret i32 [[X]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @test()
; IS__CGSCC____-NEXT: ret i32 [[X]]
; ;
entry: entry:
%x = call i32 @test(i32** @G2) %x = call i32 @test(i32** @G2)
ret i32 %x ret i32 %x
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/control-flow.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Don't promote around control flow. ; Don't promote around control flow.
define internal i32 @callee(i1 %C, i32* %P) { define internal i32 @callee(i1 %C, i32* %P) {
; CHECK-LABEL: define {{[^@]+}}@callee ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i1 [[C:%.*]], i32* nocapture nofree readonly [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@callee
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* nocapture nofree readonly [[P:%.*]])
; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-NEXT: entry:
; CHECK: T: ; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; CHECK-NEXT: ret i32 17 ; IS__TUNIT____: T:
; CHECK: F: ; IS__TUNIT____-NEXT: ret i32 17
; CHECK-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4 ; IS__TUNIT____: F:
; CHECK-NEXT: ret i32 [[X]] ; IS__TUNIT____-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4
; IS__TUNIT____-NEXT: ret i32 [[X]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee
; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nocapture nofree readonly [[P:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: ret i32 17
; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4
; IS__CGSCC____-NEXT: ret i32 [[X]]
; ;
entry: entry:
br i1 %C, label %T, label %F br i1 %C, label %T, label %F
T: T:
ret i32 17 ret i32 17
F: F:
%X = load i32, i32* %P %X = load i32, i32* %P
ret i32 %X ret i32 %X
} }
define i32 @foo(i1 %C, i32* %P) { define i32 @foo(i1 %C, i32* %P) {
; CHECK-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i1 [[C:%.*]], i32* nocapture nofree readonly [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* nocapture nofree readonly [[P:%.*]])
; CHECK-NEXT: [[X:%.*]] = call i32 @callee(i1 [[C]], i32* nocapture nofree readonly [[P]]) ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret i32 [[X]] ; IS__TUNIT____-NEXT: [[X:%.*]] = call i32 @callee(i1 [[C]], i32* nocapture nofree readonly [[P]])
; IS__TUNIT____-NEXT: ret i32 [[X]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nocapture nofree readonly [[P:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @callee(i1 [[C]], i32* nocapture nofree readonly [[P]])
; IS__CGSCC____-NEXT: ret i32 [[X]]
; ;
entry: entry:
%X = call i32 @callee(i1 %C, i32* %P) %X = call i32 @callee(i1 %C, i32* %P)
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/control-flow2.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
define internal i32 @callee(i1 %C, i32* %P) { define internal i32 @callee(i1 %C, i32* %P) {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@callee ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@callee
; IS__TUNIT_OPM-SAME: (i1 [[C:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__TUNIT_OPM-SAME: (i1 [[C:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__TUNIT_OPM-NEXT: br label [[F:%.*]] ; IS__TUNIT_OPM-NEXT: br label [[F:%.*]]
; IS__TUNIT_OPM: T: ; IS__TUNIT_OPM: T:
; IS__TUNIT_OPM-NEXT: unreachable ; IS__TUNIT_OPM-NEXT: unreachable
; IS__TUNIT_OPM: F: ; IS__TUNIT_OPM: F:
; IS__TUNIT_OPM-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4 ; IS__TUNIT_OPM-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4
; IS__TUNIT_OPM-NEXT: ret i32 [[X]] ; IS__TUNIT_OPM-NEXT: ret i32 [[X]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callee ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callee
; IS__TUNIT_NPM-SAME: (i1 [[C:%.*]], i32 [[TMP0:%.*]]) ; IS__TUNIT_NPM-SAME: (i1 [[C:%.*]], i32 [[TMP0:%.*]])
; IS__TUNIT_NPM-NEXT: [[P_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[P_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[P_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[P_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: br label [[F:%.*]] ; IS__TUNIT_NPM-NEXT: br label [[F:%.*]]
; IS__TUNIT_NPM: T: ; IS__TUNIT_NPM: T:
; IS__TUNIT_NPM-NEXT: unreachable ; IS__TUNIT_NPM-NEXT: unreachable
; IS__TUNIT_NPM: F: ; IS__TUNIT_NPM: F:
; IS__TUNIT_NPM-NEXT: [[X:%.*]] = load i32, i32* [[P_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[X:%.*]] = load i32, i32* [[P_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: ret i32 [[X]] ; IS__TUNIT_NPM-NEXT: ret i32 [[X]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee ; IS__CGSCC____-LABEL: define {{[^@]+}}@callee
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: br label [[F:%.*]] ; IS__CGSCC____-NEXT: br label [[F:%.*]]
; IS__CGSCC____: T: ; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: F: ; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4 ; IS__CGSCC____-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4
; IS__CGSCC____-NEXT: ret i32 [[X]] ; IS__CGSCC____-NEXT: ret i32 [[X]]
; ;
br i1 %C, label %T, label %F br i1 %C, label %T, label %F
T: ; preds = %0 T: ; preds = %0
ret i32 17 ret i32 17
F: ; preds = %0 F: ; preds = %0
%X = load i32, i32* %P ; <i32> [#uses=1] %X = load i32, i32* %P ; <i32> [#uses=1]
ret i32 %X ret i32 %X
} }
define i32 @foo() { define i32 @foo() {
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@foo() ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@foo()
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__TUNIT_OPM-NEXT: store i32 17, i32* [[A]], align 4 ; IS__TUNIT_OPM-NEXT: store i32 17, i32* [[A]], align 4
; IS__TUNIT_OPM-NEXT: [[X:%.*]] = call i32 @callee(i1 false, i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]]) ; IS__TUNIT_OPM-NEXT: [[X:%.*]] = call i32 @callee(i1 false, i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]])
; IS__TUNIT_OPM-NEXT: ret i32 [[X]] ; IS__TUNIT_OPM-NEXT: ret i32 [[X]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@foo() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@foo()
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 17, i32* [[A]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 17, i32* [[A]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[A]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[A]], align 4
; IS__TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @callee(i1 false, i32 [[TMP1]]) ; IS__TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @callee(i1 false, i32 [[TMP1]])
; IS__TUNIT_NPM-NEXT: ret i32 [[X]] ; IS__TUNIT_NPM-NEXT: ret i32 [[X]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo() ; IS__CGSCC____-LABEL: define {{[^@]+}}@foo()
; IS__CGSCC____-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__CGSCC____-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 17, i32* [[A]], align 4 ; IS__CGSCC____-NEXT: store i32 17, i32* [[A]], align 4
; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @callee(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]]) ; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @callee(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]])
; IS__CGSCC____-NEXT: ret i32 [[X]] ; IS__CGSCC____-NEXT: ret i32 [[X]]
; ;
%A = alloca i32 ; <i32*> [#uses=2] %A = alloca i32 ; <i32*> [#uses=2]
store i32 17, i32* %A store i32 17, i32* %A
%X = call i32 @callee( i1 false, i32* %A ) ; <i32> [#uses=1] %X = call i32 @callee( i1 false, i32* %A ) ; <i32> [#uses=1]
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/crash.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
%S = type { %S* } %S = type { %S* }
; Inlining should nuke the invoke (and any inlined calls) here even with ; Inlining should nuke the invoke (and any inlined calls) here even with
; argument promotion running along with it. ; argument promotion running along with it.
define void @zot() personality i32 (...)* @wibble { define void @zot() personality i32 (...)* @wibble {
; CHECK-LABEL: define {{[^@]+}}@zot() #0 personality i32 (...)* @wibble ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: bb: ; IS__TUNIT____-LABEL: define {{[^@]+}}@zot() #0 personality i32 (...)* @wibble
; CHECK-NEXT: call void @hoge() ; IS__TUNIT____-NEXT: bb:
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: call void @hoge()
; CHECK: bb1: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: bb1:
; CHECK: bb2: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: bb2:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@zot() #0 personality i32 (...)* @wibble
; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: call void @hoge()
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: bb1:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: bb2:
; IS__CGSCC____-NEXT: unreachable
; ;
bb: bb:
invoke void @hoge() invoke void @hoge()
to label %bb1 unwind label %bb2 to label %bb1 unwind label %bb2
bb1: bb1:
unreachable unreachable
bb2: bb2:
%tmp = landingpad { i8*, i32 } %tmp = landingpad { i8*, i32 }
cleanup cleanup
unreachable unreachable
} }
define internal void @hoge() { define internal void @hoge() {
; CHECK-LABEL: define {{[^@]+}}@hoge() ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: bb: ; IS__TUNIT____-LABEL: define {{[^@]+}}@hoge()
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: bb:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@hoge()
; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: unreachable
; ;
bb: bb:
%tmp = call fastcc i8* @spam(i1 (i8*)* @eggs) %tmp = call fastcc i8* @spam(i1 (i8*)* @eggs)
%tmp1 = call fastcc i8* @spam(i1 (i8*)* @barney) %tmp1 = call fastcc i8* @spam(i1 (i8*)* @barney)
unreachable unreachable
} }
define internal fastcc i8* @spam(i1 (i8*)* %arg) { define internal fastcc i8* @spam(i1 (i8*)* %arg) {
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@spam() ; IS__CGSCC____-LABEL: define {{[^@]+}}@spam()
; IS__CGSCC____-NEXT: bb: ; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
bb: bb:
unreachable unreachable
} }
define internal i1 @eggs(i8* %arg) { define internal i1 @eggs(i8* %arg) {
bb: bb:
%tmp = call zeroext i1 @barney(i8* %arg) %tmp = call zeroext i1 @barney(i8* %arg)
unreachable unreachable
} }
define internal i1 @barney(i8* %arg) { define internal i1 @barney(i8* %arg) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@barney() ; IS__CGSCC____-LABEL: define {{[^@]+}}@barney()
; IS__CGSCC____-NEXT: bb: ; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: ret i1 undef ; IS__CGSCC____-NEXT: ret i1 undef
; ;
bb: bb:
ret i1 undef ret i1 undef
} }
define i32 @test_inf_promote_caller(i32 %arg) { define i32 @test_inf_promote_caller(i32 %arg) {
; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@test_inf_promote_caller ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_inf_promote_caller
; IS__TUNIT____-SAME: (i32 [[ARG:%.*]]) ; IS__TUNIT____-SAME: (i32 [[ARG:%.*]])
; IS__TUNIT____-NEXT: bb: ; IS__TUNIT____-NEXT: bb:
; IS__TUNIT____-NEXT: unreachable ; IS__TUNIT____-NEXT: unreachable
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_inf_promote_caller ; IS__CGSCC____-LABEL: define {{[^@]+}}@test_inf_promote_caller
; IS__CGSCC____-SAME: (i32 [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i32 [[ARG:%.*]])
; IS__CGSCC____-NEXT: bb: ; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: [[TMP:%.*]] = alloca [[S:%.*]], align 8 ; IS__CGSCC____-NEXT: [[TMP:%.*]] = alloca [[S:%.*]], align 8
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = alloca [[S]], align 8 ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = alloca [[S]], align 8
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
bb: bb:
%tmp = alloca %S %tmp = alloca %S
%tmp1 = alloca %S %tmp1 = alloca %S
%tmp2 = call i32 @test_inf_promote_callee(%S* %tmp, %S* %tmp1) %tmp2 = call i32 @test_inf_promote_callee(%S* %tmp, %S* %tmp1)
ret i32 0 ret i32 0
} }
define internal i32 @test_inf_promote_callee(%S* %arg, %S* %arg1) { define internal i32 @test_inf_promote_callee(%S* %arg, %S* %arg1) {
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_inf_promote_callee() ; IS__CGSCC____-LABEL: define {{[^@]+}}@test_inf_promote_callee()
; IS__CGSCC____-NEXT: bb: ; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
bb: bb:
%tmp = getelementptr %S, %S* %arg1, i32 0, i32 0 %tmp = getelementptr %S, %S* %arg1, i32 0, i32 0
%tmp2 = load %S*, %S** %tmp %tmp2 = load %S*, %S** %tmp
%tmp3 = getelementptr %S, %S* %arg, i32 0, i32 0 %tmp3 = getelementptr %S, %S* %arg, i32 0, i32 0
%tmp4 = load %S*, %S** %tmp3 %tmp4 = load %S*, %S** %tmp3
%tmp5 = call i32 @test_inf_promote_callee(%S* %tmp4, %S* %tmp2) %tmp5 = call i32 @test_inf_promote_callee(%S* %tmp4, %S* %tmp2)
ret i32 0 ret i32 0
} }
declare i32 @wibble(...) declare i32 @wibble(...)

llvm/test/Transforms/Attributor/ArgumentPromotion/dbg.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
declare void @sink(i32) declare void @sink(i32)
define internal void @test(i32** %X) !dbg !2 { define internal void @test(i32** %X) !dbg !2 {
▲ Show 20 Lines • Show All 53 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/fp80.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; TODO: The old pass manager cgscc run is disabled as it causes a crash on windows which is under investigation: http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/23151 ; TODO: The old pass manager cgscc run is disabled as it causes a crash on windows which is under investigation: http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/23151
; opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
%union.u = type { x86_fp80 } %union.u = type { x86_fp80 }
%struct.s = type { double, i16, i8, [5 x i8] } %struct.s = type { double, i16, i8, [5 x i8] }
@b = internal global %struct.s { double 3.14, i16 9439, i8 25, [5 x i8] undef }, align 16 @b = internal global %struct.s { double 3.14, i16 9439, i8 25, [5 x i8] undef }, align 16
%struct.Foo = type { i32, i64 } %struct.Foo = type { i32, i64 }
@a = internal global %struct.Foo { i32 1, i64 2 }, align 8 @a = internal global %struct.Foo { i32 1, i64 2 }, align 8
define void @run() { define void @run() {
; CHECK-LABEL: define {{[^@]+}}@run() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
; CHECK-NEXT: entry: ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@run()
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-NEXT: entry:
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@run()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
tail call i8 @UseLongDoubleUnsafely(%union.u* byval align 16 bitcast (%struct.s* @b to %union.u*)) tail call i8 @UseLongDoubleUnsafely(%union.u* byval align 16 bitcast (%struct.s* @b to %union.u*))
tail call x86_fp80 @UseLongDoubleSafely(%union.u* byval align 16 bitcast (%struct.s* @b to %union.u*)) tail call x86_fp80 @UseLongDoubleSafely(%union.u* byval align 16 bitcast (%struct.s* @b to %union.u*))
call i64 @AccessPaddingOfStruct(%struct.Foo* @a) call i64 @AccessPaddingOfStruct(%struct.Foo* @a)
call i64 @CaptureAStruct(%struct.Foo* @a) call i64 @CaptureAStruct(%struct.Foo* @a)
ret void ret void
} }
define internal i8 @UseLongDoubleUnsafely(%union.u* byval align 16 %arg) { define internal i8 @UseLongDoubleUnsafely(%union.u* byval align 16 %arg) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@UseLongDoubleUnsafely() ; IS__CGSCC____-LABEL: define {{[^@]+}}@UseLongDoubleUnsafely()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i8 undef ; IS__CGSCC____-NEXT: ret i8 undef
; ;
entry: entry:
%bitcast = bitcast %union.u* %arg to %struct.s* %bitcast = bitcast %union.u* %arg to %struct.s*
%gep = getelementptr inbounds %struct.s, %struct.s* %bitcast, i64 0, i32 2 %gep = getelementptr inbounds %struct.s, %struct.s* %bitcast, i64 0, i32 2
%result = load i8, i8* %gep %result = load i8, i8* %gep
ret i8 %result ret i8 %result
} }
define internal x86_fp80 @UseLongDoubleSafely(%union.u* byval align 16 %arg) { define internal x86_fp80 @UseLongDoubleSafely(%union.u* byval align 16 %arg) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@UseLongDoubleSafely() ; IS__CGSCC____-LABEL: define {{[^@]+}}@UseLongDoubleSafely()
; IS__CGSCC____-NEXT: ret x86_fp80 undef ; IS__CGSCC____-NEXT: ret x86_fp80 undef
; ;
%gep = getelementptr inbounds %union.u, %union.u* %arg, i64 0, i32 0 %gep = getelementptr inbounds %union.u, %union.u* %arg, i64 0, i32 0
%fp80 = load x86_fp80, x86_fp80* %gep %fp80 = load x86_fp80, x86_fp80* %gep
ret x86_fp80 %fp80 ret x86_fp80 %fp80
} }
define internal i64 @AccessPaddingOfStruct(%struct.Foo* byval %a) { define internal i64 @AccessPaddingOfStruct(%struct.Foo* byval %a) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@AccessPaddingOfStruct() ; IS__CGSCC____-LABEL: define {{[^@]+}}@AccessPaddingOfStruct()
; IS__CGSCC____-NEXT: ret i64 undef ; IS__CGSCC____-NEXT: ret i64 undef
; ;
%p = bitcast %struct.Foo* %a to i64* %p = bitcast %struct.Foo* %a to i64*
%v = load i64, i64* %p %v = load i64, i64* %p
ret i64 %v ret i64 %v
} }
define internal i64 @CaptureAStruct(%struct.Foo* byval %a) { define internal i64 @CaptureAStruct(%struct.Foo* byval %a) {
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@CaptureAStruct ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@CaptureAStruct
; IS__CGSCC_OPM-SAME: (%struct.Foo* noalias nofree byval [[A:%.*]]) ; IS__CGSCC_OPM-SAME: (%struct.Foo* noalias nofree byval [[A:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[A_PTR:%.*]] = alloca %struct.Foo* ; IS__CGSCC_OPM-NEXT: [[A_PTR:%.*]] = alloca %struct.Foo*
; IS__CGSCC_OPM-NEXT: br label [[LOOP:%.*]] ; IS__CGSCC_OPM-NEXT: br label [[LOOP:%.*]]
; IS__CGSCC_OPM: loop: ; IS__CGSCC_OPM: loop:
; IS__CGSCC_OPM-NEXT: [[PHI:%.*]] = phi %struct.Foo* [ null, [[ENTRY:%.*]] ], [ [[GEP:%.*]], [[LOOP]] ] ; IS__CGSCC_OPM-NEXT: [[PHI:%.*]] = phi %struct.Foo* [ null, [[ENTRY:%.*]] ], [ [[GEP:%.*]], [[LOOP]] ]
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = phi %struct.Foo* [ [[A]], [[ENTRY]] ], [ [[TMP0]], [[LOOP]] ] ; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = phi %struct.Foo* [ [[A]], [[ENTRY]] ], [ [[TMP0]], [[LOOP]] ]
; IS__CGSCC_OPM-NEXT: store %struct.Foo* [[PHI]], %struct.Foo** [[A_PTR]], align 8 ; IS__CGSCC_OPM-NEXT: store %struct.Foo* [[PHI]], %struct.Foo** [[A_PTR]], align 8
; IS__CGSCC_OPM-NEXT: [[GEP]] = getelementptr [[STRUCT_FOO:%.*]], %struct.Foo* [[A]], i64 0 ; IS__CGSCC_OPM-NEXT: [[GEP]] = getelementptr [[STRUCT_FOO:%.*]], %struct.Foo* [[A]], i64 0
; IS__CGSCC_OPM-NEXT: br label [[LOOP]] ; IS__CGSCC_OPM-NEXT: br label [[LOOP]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone
; IS__CGSCC____-LABEL: define {{[^@]+}}@CaptureAStruct ; IS__CGSCC____-LABEL: define {{[^@]+}}@CaptureAStruct
; IS__CGSCC____-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]]) ; IS__CGSCC____-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[A_PRIV:%.*]] = alloca [[STRUCT_FOO:%.*]], align 8 ; IS__CGSCC____-NEXT: [[A_PRIV:%.*]] = alloca [[STRUCT_FOO:%.*]], align 8
; IS__CGSCC____-NEXT: [[A_PRIV_CAST:%.*]] = bitcast %struct.Foo* [[A_PRIV]] to i32* ; IS__CGSCC____-NEXT: [[A_PRIV_CAST:%.*]] = bitcast %struct.Foo* [[A_PRIV]] to i32*
; IS__CGSCC____-NEXT: store i32 [[TMP0]], i32* [[A_PRIV_CAST]], align 4 ; IS__CGSCC____-NEXT: store i32 [[TMP0]], i32* [[A_PRIV_CAST]], align 4
; IS__CGSCC____-NEXT: [[A_PRIV_0_1:%.*]] = getelementptr [[STRUCT_FOO]], %struct.Foo* [[A_PRIV]], i32 0, i32 1 ; IS__CGSCC____-NEXT: [[A_PRIV_0_1:%.*]] = getelementptr [[STRUCT_FOO]], %struct.Foo* [[A_PRIV]], i32 0, i32 1
; IS__CGSCC____-NEXT: store i64 [[TMP1]], i64* [[A_PRIV_0_1]], align 8 ; IS__CGSCC____-NEXT: store i64 [[TMP1]], i64* [[A_PRIV_0_1]], align 8
Show All 20 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/inalloca.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
%struct.ss = type { i32, i32 } %struct.ss = type { i32, i32 }
; Argpromote + sroa should change this to passing the two integers by value. ; Argpromote + sroa should change this to passing the two integers by value.
define internal i32 @f(%struct.ss* inalloca %s) { define internal i32 @f(%struct.ss* inalloca %s) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@f ; IS__TUNIT____-LABEL: define {{[^@]+}}@f
; IS__TUNIT____-SAME: (%struct.ss* inalloca noalias nocapture nofree nonnull align 4 dereferenceable(8) [[S:%.*]]) ; IS__TUNIT____-SAME: (%struct.ss* inalloca noalias nocapture nofree nonnull align 4 dereferenceable(8) [[S:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[F0:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[S]], i32 0, i32 0 ; IS__TUNIT____-NEXT: [[F0:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[S]], i32 0, i32 0
; IS__TUNIT____-NEXT: [[F1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT____-NEXT: [[F1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[F0]], align 4 ; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[F0]], align 4
; IS__TUNIT____-NEXT: [[B:%.*]] = load i32, i32* [[F1]], align 4 ; IS__TUNIT____-NEXT: [[B:%.*]] = load i32, i32* [[F1]], align 4
; IS__TUNIT____-NEXT: [[R:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT____-NEXT: [[R:%.*]] = add i32 [[A]], [[B]]
; IS__TUNIT____-NEXT: ret i32 [[R]] ; IS__TUNIT____-NEXT: ret i32 [[R]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@f ; IS__CGSCC____-LABEL: define {{[^@]+}}@f
; IS__CGSCC____-SAME: (%struct.ss* inalloca nocapture nofree nonnull align 4 dereferenceable(8) [[S:%.*]]) ; IS__CGSCC____-SAME: (%struct.ss* inalloca nocapture nofree nonnull align 4 dereferenceable(8) [[S:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[F0:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[S]], i32 0, i32 0 ; IS__CGSCC____-NEXT: [[F0:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC____-NEXT: [[F1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__CGSCC____-NEXT: [[F1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[F0]], align 4 ; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[F0]], align 4
; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[F1]], align 4 ; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[F1]], align 4
; IS__CGSCC____-NEXT: [[R:%.*]] = add i32 [[A]], [[B]] ; IS__CGSCC____-NEXT: [[R:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: ret i32 [[R]] ; IS__CGSCC____-NEXT: ret i32 [[R]]
; ;
entry: entry:
%f0 = getelementptr %struct.ss, %struct.ss* %s, i32 0, i32 0 %f0 = getelementptr %struct.ss, %struct.ss* %s, i32 0, i32 0
%f1 = getelementptr %struct.ss, %struct.ss* %s, i32 0, i32 1 %f1 = getelementptr %struct.ss, %struct.ss* %s, i32 0, i32 1
%a = load i32, i32* %f0, align 4 %a = load i32, i32* %f0, align 4
%b = load i32, i32* %f1, align 4 %b = load i32, i32* %f1, align 4
%r = add i32 %a, %b %r = add i32 %a, %b
ret i32 %r ret i32 %r
} }
define i32 @main() { define i32 @main() {
; CHECK-LABEL: define {{[^@]+}}@main() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@main()
; CHECK-NEXT: [[S:%.*]] = alloca inalloca [[STRUCT_SS:%.*]], align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[F0:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0 ; IS__TUNIT____-NEXT: [[S:%.*]] = alloca inalloca [[STRUCT_SS:%.*]], align 4
; CHECK-NEXT: [[F1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1 ; IS__TUNIT____-NEXT: [[F0:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; CHECK-NEXT: store i32 1, i32* [[F0]], align 4 ; IS__TUNIT____-NEXT: [[F1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; CHECK-NEXT: store i32 2, i32* [[F1]], align 4 ; IS__TUNIT____-NEXT: store i32 1, i32* [[F0]], align 4
; CHECK-NEXT: [[R:%.*]] = call i32 @f(%struct.ss* inalloca noalias nocapture nofree nonnull align 4 dereferenceable(8) [[S]]) ; IS__TUNIT____-NEXT: store i32 2, i32* [[F1]], align 4
; CHECK-NEXT: ret i32 [[R]] ; IS__TUNIT____-NEXT: [[R:%.*]] = call i32 @f(%struct.ss* inalloca noalias nocapture nofree nonnull align 4 dereferenceable(8) [[S]])
; IS__TUNIT____-NEXT: ret i32 [[R]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@main()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[S:%.*]] = alloca inalloca [[STRUCT_SS:%.*]], align 4
; IS__CGSCC____-NEXT: [[F0:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; IS__CGSCC____-NEXT: [[F1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; IS__CGSCC____-NEXT: store i32 1, i32* [[F0]], align 4
; IS__CGSCC____-NEXT: store i32 2, i32* [[F1]], align 4
; IS__CGSCC____-NEXT: [[R:%.*]] = call i32 @f(%struct.ss* inalloca noalias nocapture nofree nonnull align 4 dereferenceable(8) [[S]])
; IS__CGSCC____-NEXT: ret i32 [[R]]
; ;
entry: entry:
%S = alloca inalloca %struct.ss %S = alloca inalloca %struct.ss
%f0 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0 %f0 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0
%f1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1 %f1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1
store i32 1, i32* %f0, align 4 store i32 1, i32* %f0, align 4
store i32 2, i32* %f1, align 4 store i32 2, i32* %f1, align 4
%r = call i32 @f(%struct.ss* inalloca %S) %r = call i32 @f(%struct.ss* inalloca %S)
ret i32 %r ret i32 %r
} }
; Argpromote can't promote %a because of the icmp use. ; Argpromote can't promote %a because of the icmp use.
define internal i1 @g(%struct.ss* %a, %struct.ss* inalloca %b) nounwind { define internal i1 @g(%struct.ss* %a, %struct.ss* inalloca %b) nounwind {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@g ; IS__CGSCC____-LABEL: define {{[^@]+}}@g
; IS__CGSCC____-SAME: (%struct.ss* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[A:%.*]], %struct.ss* inalloca nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[B:%.*]]) ; IS__CGSCC____-SAME: (%struct.ss* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[A:%.*]], %struct.ss* inalloca nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[B:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i1 undef ; IS__CGSCC____-NEXT: ret i1 undef
; ;
entry: entry:
%c = icmp eq %struct.ss* %a, %b %c = icmp eq %struct.ss* %a, %b
ret i1 %c ret i1 %c
} }
define i32 @test() { define i32 @test() {
; CHECK-LABEL: define {{[^@]+}}@test() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@test()
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 0
; ;
entry: entry:
%S = alloca inalloca %struct.ss %S = alloca inalloca %struct.ss
%c = call i1 @g(%struct.ss* %S, %struct.ss* inalloca %S) %c = call i1 @g(%struct.ss* %S, %struct.ss* inalloca %S)
ret i32 0 ret i32 0
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/invalidation.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; Check that when argument promotion changes a function in some parent node of ; Check that when argument promotion changes a function in some parent node of
; the call graph, any analyses that happened to be cached for that function are ; the call graph, any analyses that happened to be cached for that function are
; actually invalidated. We are using `demanded-bits` here because when printed ; actually invalidated. We are using `demanded-bits` here because when printed
; it will end up caching a value for every instruction, making it easy to ; it will end up caching a value for every instruction, making it easy to
; detect the instruction-level changes that will fail here. With improper ; detect the instruction-level changes that will fail here. With improper
; invalidation this will crash in the second printer as it tries to reuse ; invalidation this will crash in the second printer as it tries to reuse
; now-invalid demanded bits. ; now-invalid demanded bits.
; ;
; RUN: opt < %s -passes='function(print<demanded-bits>),attributor,function(print<demanded-bits>)' -S | FileCheck %s ; RUN: opt < %s -passes='function(print<demanded-bits>),attributor,function(print<demanded-bits>)' -S | FileCheck %s
@G = constant i32 0 @G = constant i32 0
define internal i32 @a(i32* %x) { define internal i32 @a(i32* %x) {
; CHECK: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-LABEL: define {{[^@]+}}@a() ; CHECK-LABEL: define {{[^@]+}}@a()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[V:%.*]] = load i32, i32* @G, align 4 ; CHECK-NEXT: [[V:%.*]] = load i32, i32* @G, align 4
; CHECK-NEXT: ret i32 [[V]] ; CHECK-NEXT: ret i32 [[V]]
; ;
entry: entry:
%v = load i32, i32* %x %v = load i32, i32* %x
ret i32 %v ret i32 %v
} }
define i32 @b() { define i32 @b() {
; CHECK: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-LABEL: define {{[^@]+}}@b() ; CHECK-LABEL: define {{[^@]+}}@b()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[V:%.*]] = call i32 @a() ; CHECK-NEXT: [[V:%.*]] = call i32 @a()
; CHECK-NEXT: ret i32 [[V]] ; CHECK-NEXT: ret i32 [[V]]
; ;
entry: entry:
%v = call i32 @a(i32* @G) %v = call i32 @a(i32* @G)
ret i32 %v ret i32 %v
} }
define i32 @c() { define i32 @c() {
; CHECK: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-LABEL: define {{[^@]+}}@c() ; CHECK-LABEL: define {{[^@]+}}@c()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[V1:%.*]] = call i32 @a() ; CHECK-NEXT: [[V1:%.*]] = call i32 @a()
; CHECK-NEXT: [[V2:%.*]] = call i32 @b() ; CHECK-NEXT: [[V2:%.*]] = call i32 @b()
; CHECK-NEXT: [[RESULT:%.*]] = add i32 [[V1]], [[V2]] ; CHECK-NEXT: [[RESULT:%.*]] = add i32 [[V1]], [[V2]]
; CHECK-NEXT: ret i32 [[RESULT]] ; CHECK-NEXT: ret i32 [[RESULT]]
; ;
entry: entry:
%v1 = call i32 @a(i32* @G) %v1 = call i32 @a(i32* @G)
%v2 = call i32 @b() %v2 = call i32 @b()
%result = add i32 %v1, %v2 %result = add i32 %v1, %v2
ret i32 %result ret i32 %result
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/live_called_from_dead.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define internal void @dead() { define internal void @dead() {
call i32 @test(i32* null, i32* null) call i32 @test(i32* null, i32* null)
ret void ret void
} }
define internal i32 @test(i32* %X, i32* %Y) { define internal i32 @test(i32* %X, i32* %Y) {
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_OPM-SAME: (i32* noalias nocapture nofree writeonly align 4 [[X:%.*]]) ; IS__CGSCC_OPM-SAME: (i32* noalias nocapture nofree writeonly align 4 [[X:%.*]])
; IS__CGSCC_OPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]] ; IS__CGSCC_OPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]]
; IS__CGSCC_OPM: live: ; IS__CGSCC_OPM: live:
; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_OPM-NEXT: ret i32 undef ; IS__CGSCC_OPM-NEXT: ret i32 undef
; IS__CGSCC_OPM: dead: ; IS__CGSCC_OPM: dead:
; IS__CGSCC_OPM-NEXT: unreachable ; IS__CGSCC_OPM-NEXT: unreachable
; ;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_NPM-SAME: (i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_NPM-SAME: (i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_NPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]] ; IS__CGSCC_NPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]]
; IS__CGSCC_NPM: live: ; IS__CGSCC_NPM: live:
; IS__CGSCC_NPM-NEXT: store i32 0, i32* [[X]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_NPM-NEXT: ret i32 undef ; IS__CGSCC_NPM-NEXT: ret i32 undef
; IS__CGSCC_NPM: dead: ; IS__CGSCC_NPM: dead:
; IS__CGSCC_NPM-NEXT: unreachable ; IS__CGSCC_NPM-NEXT: unreachable
; ;
br i1 true, label %live, label %dead br i1 true, label %live, label %dead
live: live:
store i32 0, i32* %X store i32 0, i32* %X
ret i32 0 ret i32 0
dead: dead:
call i32 @caller(i32* null) call i32 @caller(i32* null)
call void @dead() call void @dead()
ret i32 1 ret i32 1
} }
define internal i32 @caller(i32* %B) { define internal i32 @caller(i32* %B) {
; IS__CGSCC_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@caller() ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@caller()
; IS__CGSCC_OPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__CGSCC_OPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[A]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[A]], align 4
; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[A]]) ; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[A]])
; IS__CGSCC_OPM-NEXT: ret i32 0 ; IS__CGSCC_OPM-NEXT: ret i32 0
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@caller() ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@caller()
; IS__CGSCC_NPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__CGSCC_NPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[A]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[A]], align 4
; IS__CGSCC_NPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[A]]) ; IS__CGSCC_NPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[A]])
; IS__CGSCC_NPM-NEXT: ret i32 undef ; IS__CGSCC_NPM-NEXT: ret i32 undef
; ;
%A = alloca i32 %A = alloca i32
store i32 1, i32* %A store i32 1, i32* %A
%C = call i32 @test(i32* %A, i32* %B) %C = call i32 @test(i32* %A, i32* %B)
ret i32 %C ret i32 %C
} }
define i32 @callercaller() { define i32 @callercaller() {
; CHECK-LABEL: define {{[^@]+}}@callercaller() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT____-LABEL: define {{[^@]+}}@callercaller()
; CHECK-NEXT: store i32 2, i32* [[B]], align 4 ; IS__TUNIT____-NEXT: [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: store i32 2, i32* [[B]], align 4
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callercaller()
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 2, i32* [[B]], align 4
; IS__CGSCC____-NEXT: ret i32 0
; ;
%B = alloca i32 %B = alloca i32
store i32 2, i32* %B store i32 2, i32* %B
%X = call i32 @caller(i32* %B) %X = call i32 @caller(i32* %B)
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/live_called_from_dead_2.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define internal void @dead() { define internal void @dead() {
call i32 @test(i32* null, i32* null) call i32 @test(i32* null, i32* null)
ret void ret void
} }
define internal i32 @test(i32* %X, i32* %Y) { define internal i32 @test(i32* %X, i32* %Y) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@test ; IS__TUNIT____-LABEL: define {{[^@]+}}@test
; IS__TUNIT____-SAME: (i32* noalias nocapture nofree writeonly align 4 [[X:%.*]]) ; IS__TUNIT____-SAME: (i32* noalias nocapture nofree writeonly align 4 [[X:%.*]])
; IS__TUNIT____-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]] ; IS__TUNIT____-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]]
; IS__TUNIT____: live: ; IS__TUNIT____: live:
; IS__TUNIT____-NEXT: store i32 0, i32* [[X]], align 4 ; IS__TUNIT____-NEXT: store i32 0, i32* [[X]], align 4
; IS__TUNIT____-NEXT: ret i32 undef ; IS__TUNIT____-NEXT: ret i32 undef
; IS__TUNIT____: dead: ; IS__TUNIT____: dead:
; IS__TUNIT____-NEXT: unreachable ; IS__TUNIT____-NEXT: unreachable
; ;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly align 4 [[X:%.*]]) ; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly align 4 [[X:%.*]])
; IS__CGSCC_OPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]] ; IS__CGSCC_OPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]]
; IS__CGSCC_OPM: live: ; IS__CGSCC_OPM: live:
; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_OPM-NEXT: ret i32 undef ; IS__CGSCC_OPM-NEXT: ret i32 undef
; IS__CGSCC_OPM: dead: ; IS__CGSCC_OPM: dead:
; IS__CGSCC_OPM-NEXT: unreachable ; IS__CGSCC_OPM-NEXT: unreachable
; ;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[X:%.*]]) ; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[X:%.*]])
; IS__CGSCC_NPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]] ; IS__CGSCC_NPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]]
; IS__CGSCC_NPM: live: ; IS__CGSCC_NPM: live:
; IS__CGSCC_NPM-NEXT: store i32 0, i32* [[X]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_NPM-NEXT: ret i32 undef ; IS__CGSCC_NPM-NEXT: ret i32 undef
; IS__CGSCC_NPM: dead: ; IS__CGSCC_NPM: dead:
; IS__CGSCC_NPM-NEXT: unreachable ; IS__CGSCC_NPM-NEXT: unreachable
; ;
br i1 true, label %live, label %dead br i1 true, label %live, label %dead
live: live:
store i32 0, i32* %X store i32 0, i32* %X
ret i32 0 ret i32 0
dead: dead:
call i32 @caller(i32* null) call i32 @caller(i32* null)
call void @dead() call void @dead()
ret i32 1 ret i32 1
} }
define internal i32 @caller(i32* %B) { define internal i32 @caller(i32* %B) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@caller ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller
; IS__TUNIT____-SAME: (i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__TUNIT____-SAME: (i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B:%.*]])
; IS__TUNIT____-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__TUNIT____-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: store i32 1, i32* [[A]], align 4 ; IS__TUNIT____-NEXT: store i32 1, i32* [[A]], align 4
; IS__TUNIT____-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT____-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT____-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: ret i32 0
; ;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@caller ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@caller
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC_OPM-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC_OPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__CGSCC_OPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[A]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[A]], align 4
; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC_OPM-NEXT: ret i32 0 ; IS__CGSCC_OPM-NEXT: ret i32 0
; ;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@caller ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@caller
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC_NPM-NEXT: [[A:%.*]] = alloca i32, align 4 ; IS__CGSCC_NPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[A]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[A]], align 4
; IS__CGSCC_NPM-NEXT: [[C:%.*]] = call i32 @test(i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC_NPM-NEXT: [[C:%.*]] = call i32 @test(i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC_NPM-NEXT: ret i32 undef ; IS__CGSCC_NPM-NEXT: ret i32 undef
; ;
%A = alloca i32 %A = alloca i32
store i32 1, i32* %A store i32 1, i32* %A
%C = call i32 @test(i32* %B, i32* %A) %C = call i32 @test(i32* %B, i32* %A)
ret i32 %C ret i32 %C
} }
define i32 @callercaller() { define i32 @callercaller() {
; CHECK-LABEL: define {{[^@]+}}@callercaller() ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4 ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@callercaller()
; CHECK-NEXT: store i32 2, i32* [[B]], align 4 ; NOT_CGSCC_NPM-NEXT: [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]]) ; NOT_CGSCC_NPM-NEXT: store i32 2, i32* [[B]], align 4
; CHECK-NEXT: ret i32 0 ; NOT_CGSCC_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]])
; NOT_CGSCC_NPM-NEXT: ret i32 0
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@callercaller()
; IS__CGSCC_NPM-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: store i32 2, i32* [[B]], align 4
; IS__CGSCC_NPM-NEXT: [[X:%.*]] = call i32 @caller(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC_NPM-NEXT: ret i32 0
; ;
%B = alloca i32 %B = alloca i32
store i32 2, i32* %B store i32 2, i32* %B
%X = call i32 @caller(i32* %B) %X = call i32 @caller(i32* %B)
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/musttail.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR36543 ; PR36543
; Don't promote arguments of musttail callee ; Don't promote arguments of musttail callee
%T = type { i32, i32, i32, i32 } %T = type { i32, i32, i32, i32 }
define internal i32 @test(%T* %p) { define internal i32 @test(%T* %p) {
; CHECK-LABEL: define {{[^@]+}}@test ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (%T* nocapture nofree readonly [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test
; CHECK-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3 ; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[P:%.*]])
; CHECK-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2 ; IS__TUNIT____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
; CHECK-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4 ; IS__TUNIT____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
; CHECK-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4 ; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
; CHECK-NEXT: [[V:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
; CHECK-NEXT: ret i32 [[V]] ; IS__TUNIT____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
; IS__TUNIT____-NEXT: ret i32 [[V]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test
; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]])
; IS__CGSCC____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
; IS__CGSCC____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
; IS__CGSCC____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: ret i32 [[V]]
; ;
%a.gep = getelementptr %T, %T* %p, i64 0, i32 3 %a.gep = getelementptr %T, %T* %p, i64 0, i32 3
%b.gep = getelementptr %T, %T* %p, i64 0, i32 2 %b.gep = getelementptr %T, %T* %p, i64 0, i32 2
%a = load i32, i32* %a.gep %a = load i32, i32* %a.gep
%b = load i32, i32* %b.gep %b = load i32, i32* %b.gep
%v = add i32 %a, %b %v = add i32 %a, %b
ret i32 %v ret i32 %v
} }
define i32 @caller(%T* %p) { define i32 @caller(%T* %p) {
; CHECK-LABEL: define {{[^@]+}}@caller ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (%T* nocapture nofree readonly [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller
; CHECK-NEXT: [[V:%.*]] = musttail call i32 @test(%T* nocapture nofree readonly [[P]]) ; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[P:%.*]])
; CHECK-NEXT: ret i32 [[V]] ; IS__TUNIT____-NEXT: [[V:%.*]] = musttail call i32 @test(%T* nocapture nofree readonly [[P]])
; IS__TUNIT____-NEXT: ret i32 [[V]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller
; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]])
; IS__CGSCC____-NEXT: [[V:%.*]] = musttail call i32 @test(%T* nocapture nofree readonly [[P]])
; IS__CGSCC____-NEXT: ret i32 [[V]]
; ;
%v = musttail call i32 @test(%T* %p) %v = musttail call i32 @test(%T* %p)
ret i32 %v ret i32 %v
} }
; Don't promote arguments of musttail caller ; Don't promote arguments of musttail caller
define i32 @foo(%T* %p, i32 %v) { define i32 @foo(%T* %p, i32 %v) {
; CHECK-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (%T* nocapture nofree readnone [[P:%.*]], i32 [[V:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-SAME: (%T* nocapture nofree readnone [[P:%.*]], i32 [[V:%.*]])
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (%T* nocapture nofree readnone [[P:%.*]], i32 [[V:%.*]])
; IS__CGSCC____-NEXT: ret i32 0
; ;
ret i32 0 ret i32 0
} }
define internal i32 @test2(%T* %p, i32 %p2) { define internal i32 @test2(%T* %p, i32 %p2) {
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2 ; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]], i32 [[P2:%.*]]) ; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]], i32 [[P2:%.*]])
; IS__CGSCC____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3 ; IS__CGSCC____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
; IS__CGSCC____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2 ; IS__CGSCC____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4 ; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4 ; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
; IS__CGSCC____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]] ; IS__CGSCC____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: [[CA:%.*]] = musttail call i32 @foo(%T* undef, i32 [[V]]) ; IS__CGSCC____-NEXT: [[CA:%.*]] = musttail call i32 @foo(%T* undef, i32 [[V]])
; IS__CGSCC____-NEXT: ret i32 [[CA]] ; IS__CGSCC____-NEXT: ret i32 [[CA]]
; ;
%a.gep = getelementptr %T, %T* %p, i64 0, i32 3 %a.gep = getelementptr %T, %T* %p, i64 0, i32 3
%b.gep = getelementptr %T, %T* %p, i64 0, i32 2 %b.gep = getelementptr %T, %T* %p, i64 0, i32 2
%a = load i32, i32* %a.gep %a = load i32, i32* %a.gep
%b = load i32, i32* %b.gep %b = load i32, i32* %b.gep
%v = add i32 %a, %b %v = add i32 %a, %b
%ca = musttail call i32 @foo(%T* undef, i32 %v) %ca = musttail call i32 @foo(%T* undef, i32 %v)
ret i32 %ca ret i32 %ca
} }
define i32 @caller2(%T* %g) { define i32 @caller2(%T* %g) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2 ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2
; IS__TUNIT____-SAME: (%T* nocapture nofree readnone [[G:%.*]]) ; IS__TUNIT____-SAME: (%T* nocapture nofree readnone [[G:%.*]])
; IS__TUNIT____-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: ret i32 0
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2 ; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2
; IS__CGSCC____-SAME: (%T* nocapture nofree readonly align 4 [[G:%.*]]) ; IS__CGSCC____-SAME: (%T* nocapture nofree readonly align 4 [[G:%.*]])
; IS__CGSCC____-NEXT: [[V:%.*]] = call i32 @test2(%T* nocapture nofree readonly [[G]], i32 0) ; IS__CGSCC____-NEXT: [[V:%.*]] = call i32 @test2(%T* nocapture nofree readonly [[G]], i32 0)
; IS__CGSCC____-NEXT: ret i32 [[V]] ; IS__CGSCC____-NEXT: ret i32 [[V]]
; ;
%v = call i32 @test2(%T* %g, i32 0) %v = call i32 @test2(%T* %g, i32 0)
ret i32 %v ret i32 %v
} }
; In the version above we can remove the call to foo completely. ; In the version above we can remove the call to foo completely.
; In the version below we keep the call and verify the return value ; In the version below we keep the call and verify the return value
; is kept as well. ; is kept as well.
define i32 @bar(%T* %p, i32 %v) { define i32 @bar(%T* %p, i32 %v) {
; CHECK-LABEL: define {{[^@]+}}@bar ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (%T* nocapture nofree nonnull writeonly dereferenceable(4) [[P:%.*]], i32 [[V:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar
; CHECK-NEXT: [[I32PTR:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 0 ; IS__TUNIT____-SAME: (%T* nocapture nofree nonnull writeonly dereferenceable(4) [[P:%.*]], i32 [[V:%.*]])
; CHECK-NEXT: store i32 [[V]], i32* [[I32PTR]], align 4 ; IS__TUNIT____-NEXT: [[I32PTR:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 0
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: store i32 [[V]], i32* [[I32PTR]], align 4
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar
; IS__CGSCC____-SAME: (%T* nocapture nofree nonnull writeonly dereferenceable(4) [[P:%.*]], i32 [[V:%.*]])
; IS__CGSCC____-NEXT: [[I32PTR:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 0
; IS__CGSCC____-NEXT: store i32 [[V]], i32* [[I32PTR]], align 4
; IS__CGSCC____-NEXT: ret i32 0
; ;
%i32ptr = getelementptr %T, %T* %p, i64 0, i32 0 %i32ptr = getelementptr %T, %T* %p, i64 0, i32 0
store i32 %v, i32* %i32ptr store i32 %v, i32* %i32ptr
ret i32 0 ret i32 0
} }
define internal i32 @test2b(%T* %p, i32 %p2) { define internal i32 @test2b(%T* %p, i32 %p2) {
; CHECK-LABEL: define {{[^@]+}}@test2b ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn
; CHECK-SAME: (%T* nocapture nofree readonly [[P:%.*]], i32 [[P2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2b
; CHECK-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3 ; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[P:%.*]], i32 [[P2:%.*]])
; CHECK-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2 ; IS__TUNIT____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
; CHECK-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4 ; IS__TUNIT____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
; CHECK-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4 ; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
; CHECK-NEXT: [[V:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
; CHECK-NEXT: [[CA:%.*]] = musttail call i32 @bar(%T* undef, i32 [[V]]) ; IS__TUNIT____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
; CHECK-NEXT: ret i32 [[CA]] ; IS__TUNIT____-NEXT: [[CA:%.*]] = musttail call i32 @bar(%T* undef, i32 [[V]])
; IS__TUNIT____-NEXT: ret i32 [[CA]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2b
; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]], i32 [[P2:%.*]])
; IS__CGSCC____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
; IS__CGSCC____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
; IS__CGSCC____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: [[CA:%.*]] = musttail call i32 @bar(%T* undef, i32 [[V]])
; IS__CGSCC____-NEXT: ret i32 [[CA]]
; ;
%a.gep = getelementptr %T, %T* %p, i64 0, i32 3 %a.gep = getelementptr %T, %T* %p, i64 0, i32 3
%b.gep = getelementptr %T, %T* %p, i64 0, i32 2 %b.gep = getelementptr %T, %T* %p, i64 0, i32 2
%a = load i32, i32* %a.gep %a = load i32, i32* %a.gep
%b = load i32, i32* %b.gep %b = load i32, i32* %b.gep
%v = add i32 %a, %b %v = add i32 %a, %b
%ca = musttail call i32 @bar(%T* undef, i32 %v) %ca = musttail call i32 @bar(%T* undef, i32 %v)
ret i32 %ca ret i32 %ca
} }
define i32 @caller2b(%T* %g) { define i32 @caller2b(%T* %g) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2b ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2b
; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[G:%.*]]) ; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[G:%.*]])
; IS__TUNIT____-NEXT: [[V:%.*]] = call i32 @test2b(%T* nocapture nofree readonly [[G]], i32 undef) ; IS__TUNIT____-NEXT: [[V:%.*]] = call i32 @test2b(%T* nocapture nofree readonly [[G]], i32 undef)
; IS__TUNIT____-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: ret i32 0
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2b ; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2b
; IS__CGSCC____-SAME: (%T* nocapture nofree readonly align 4 [[G:%.*]]) ; IS__CGSCC____-SAME: (%T* nocapture nofree readonly align 4 [[G:%.*]])
; IS__CGSCC____-NEXT: [[V:%.*]] = call i32 @test2b(%T* nocapture nofree readonly [[G]], i32 0) ; IS__CGSCC____-NEXT: [[V:%.*]] = call i32 @test2b(%T* nocapture nofree readonly [[G]], i32 0)
; IS__CGSCC____-NEXT: ret i32 [[V]] ; IS__CGSCC____-NEXT: ret i32 [[V]]
; ;
%v = call i32 @test2b(%T* %g, i32 0) %v = call i32 @test2b(%T* %g, i32 0)
ret i32 %v ret i32 %v
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/naked_functions.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Don't promote paramaters of/arguments to naked functions ; Don't promote paramaters of/arguments to naked functions
@g = common global i32 0, align 4 @g = common global i32 0, align 4
define i32 @bar() { define i32 @bar() {
; CHECK-LABEL: define {{[^@]+}}@bar() ; CHECK-LABEL: define {{[^@]+}}@bar()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32 @foo(i32* nonnull align 4 dereferenceable(4) @g) ; CHECK-NEXT: [[CALL:%.*]] = call i32 @foo(i32* nonnull align 4 dereferenceable(4) @g)
; CHECK-NEXT: ret i32 [[CALL]] ; CHECK-NEXT: ret i32 [[CALL]]
; ;
entry: entry:
%call = call i32 @foo(i32* @g) %call = call i32 @foo(i32* @g)
ret i32 %call ret i32 %call
} }
define internal i32 @foo(i32*) #0 { define internal i32 @foo(i32*) #0 {
; CHECK: Function Attrs: naked
; CHECK-LABEL: define {{[^@]+}}@foo ; CHECK-LABEL: define {{[^@]+}}@foo
; CHECK-SAME: (i32* [[TMP0:%.*]]) ; CHECK-SAME: (i32* [[TMP0:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4 ; CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""() ; CHECK-NEXT: call void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; ;
entry: entry:
%retval = alloca i32, align 4 %retval = alloca i32, align 4
call void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""() call void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""()
unreachable unreachable
} }
attributes #0 = { naked } attributes #0 = { naked }

llvm/test/Transforms/Attributor/ArgumentPromotion/nonzero-address-spaces.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ArgumentPromotion should preserve the default function address space ; ArgumentPromotion should preserve the default function address space
; from the data layout. ; from the data layout.
target datalayout = "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8" target datalayout = "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8"
@g = common global i32 0, align 4 @g = common global i32 0, align 4
define i32 @bar() { define i32 @bar() {
; CHECK: Function Attrs: noreturn
; CHECK-LABEL: define {{[^@]+}}@bar() addrspace(1) ; CHECK-LABEL: define {{[^@]+}}@bar() addrspace(1)
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call addrspace(1) i32 @foo() ; CHECK-NEXT: [[CALL:%.*]] = call addrspace(1) i32 @foo()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; ;
entry: entry:
%call = call i32 @foo(i32* @g) %call = call i32 @foo(i32* @g)
ret i32 %call ret i32 %call
} }
define internal i32 @foo(i32*) { define internal i32 @foo(i32*) {
; CHECK: Function Attrs: noreturn
; CHECK-LABEL: define {{[^@]+}}@foo() addrspace(1) ; CHECK-LABEL: define {{[^@]+}}@foo() addrspace(1)
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4 ; CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT: call addrspace(0) void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""() ; CHECK-NEXT: call addrspace(0) void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; ;
entry: entry:
%retval = alloca i32, align 4 %retval = alloca i32, align 4
call void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""() call void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""()
unreachable unreachable
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/pr27568.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target triple = "x86_64-pc-windows-msvc" target triple = "x86_64-pc-windows-msvc"
define internal void @callee(i8*) { define internal void @callee(i8*) {
; CHECK-LABEL: define {{[^@]+}}@callee() ; CHECK-LABEL: define {{[^@]+}}@callee()
Show All 38 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/pr32917.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR 32917 ; PR 32917
@b = common local_unnamed_addr global i32 0, align 4 @b = common local_unnamed_addr global i32 0, align 4
@a = common local_unnamed_addr global i32 0, align 4 @a = common local_unnamed_addr global i32 0, align 4
define i32 @fn2() local_unnamed_addr { define i32 @fn2() local_unnamed_addr {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2() local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2() local_unnamed_addr
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* @b, align 4 ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* @b, align 4
; IS__TUNIT____-NEXT: [[TMP2:%.*]] = sext i32 [[TMP1]] to i64 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = sext i32 [[TMP1]] to i64
; IS__TUNIT____-NEXT: [[TMP3:%.*]] = inttoptr i64 [[TMP2]] to i32* ; IS__TUNIT____-NEXT: [[TMP3:%.*]] = inttoptr i64 [[TMP2]] to i32*
; IS__TUNIT____-NEXT: call fastcc void @fn1(i32* nocapture nofree readonly align 4 [[TMP3]]) ; IS__TUNIT____-NEXT: call fastcc void @fn1(i32* nocapture nofree readonly align 4 [[TMP3]])
; IS__TUNIT____-NEXT: ret i32 undef ; IS__TUNIT____-NEXT: ret i32 undef
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2() local_unnamed_addr ; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2() local_unnamed_addr
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* @b, align 4 ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* @b, align 4
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = sext i32 [[TMP1]] to i64 ; IS__CGSCC____-NEXT: [[TMP2:%.*]] = sext i32 [[TMP1]] to i64
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = inttoptr i64 [[TMP2]] to i32* ; IS__CGSCC____-NEXT: [[TMP3:%.*]] = inttoptr i64 [[TMP2]] to i32*
; IS__CGSCC____-NEXT: call fastcc void @fn1(i32* nocapture nofree nonnull readonly align 4 [[TMP3]]) ; IS__CGSCC____-NEXT: call fastcc void @fn1(i32* nocapture nofree nonnull readonly align 4 [[TMP3]])
; IS__CGSCC____-NEXT: ret i32 undef ; IS__CGSCC____-NEXT: ret i32 undef
; ;
%1 = load i32, i32* @b, align 4 %1 = load i32, i32* @b, align 4
%2 = sext i32 %1 to i64 %2 = sext i32 %1 to i64
%3 = inttoptr i64 %2 to i32* %3 = inttoptr i64 %2 to i32*
call fastcc void @fn1(i32* %3) call fastcc void @fn1(i32* %3)
ret i32 undef ret i32 undef
} }
define internal fastcc void @fn1(i32* nocapture readonly) unnamed_addr { define internal fastcc void @fn1(i32* nocapture readonly) unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@fn1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 [[TMP0:%.*]]) unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn1
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 -1 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 [[TMP0:%.*]]) unnamed_addr
; CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 -1
; CHECK-NEXT: store i32 [[TMP3]], i32* @a, align 4 ; IS__TUNIT____-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 [[TMP3]], i32* @a, align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn1
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 [[TMP0:%.*]]) unnamed_addr
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 -1
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
; IS__CGSCC____-NEXT: store i32 [[TMP3]], i32* @a, align 4
; IS__CGSCC____-NEXT: ret void
; ;
%2 = getelementptr inbounds i32, i32* %0, i64 -1 %2 = getelementptr inbounds i32, i32* %0, i64 -1
%3 = load i32, i32* %2, align 4 %3 = load i32, i32* %2, align 4
store i32 %3, i32* @a, align 4 store i32 %3, i32* @a, align 4
ret void ret void
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/pr33641_remove_arg_dbgvalue.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Fix for PR33641. ArgumentPromotion removed the argument to bar but left the call to ; Fix for PR33641. ArgumentPromotion removed the argument to bar but left the call to
; dbg.value which still used the removed argument. ; dbg.value which still used the removed argument.
; The %p argument should be removed, and the use of it in dbg.value should be ; The %p argument should be removed, and the use of it in dbg.value should be
; changed to undef. ; changed to undef.
%p_t = type i16* %p_t = type i16*
%fun_t = type void (%p_t)* %fun_t = type void (%p_t)*
define void @foo() { define void @foo() {
; CHECK-LABEL: define {{[^@]+}}@foo() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[TMP:%.*]] = alloca void (i16*)*, align 8 ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo()
; CHECK-NEXT: store void (i16*)* @bar, void (i16*)** [[TMP]], align 8 ; IS__TUNIT____-NEXT: [[TMP:%.*]] = alloca void (i16*)*, align 8
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store void (i16*)* @bar, void (i16*)** [[TMP]], align 8
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo()
; IS__CGSCC____-NEXT: [[TMP:%.*]] = alloca void (i16*)*, align 8
; IS__CGSCC____-NEXT: store void (i16*)* @bar, void (i16*)** [[TMP]], align 8
; IS__CGSCC____-NEXT: ret void
; ;
%tmp = alloca %fun_t %tmp = alloca %fun_t
store %fun_t @bar, %fun_t* %tmp store %fun_t @bar, %fun_t* %tmp
ret void ret void
} }
define internal void @bar(%p_t %p) { define internal void @bar(%p_t %p) {
; CHECK: Function Attrs: nosync nounwind readnone willreturn
; CHECK-LABEL: define {{[^@]+}}@bar ; CHECK-LABEL: define {{[^@]+}}@bar
; CHECK-SAME: (i16* nocapture nofree readnone [[P:%.*]]) ; CHECK-SAME: (i16* nocapture nofree readnone [[P:%.*]])
; CHECK-NEXT: call void @llvm.dbg.value(metadata i16* [[P]], metadata !3, metadata !DIExpression()) #3, !dbg !5 ; CHECK-NEXT: call void @llvm.dbg.value(metadata i16* [[P]], metadata !3, metadata !DIExpression()) #3, !dbg !5
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @llvm.dbg.value(metadata %p_t %p, metadata !4, metadata !5), !dbg !6 call void @llvm.dbg.value(metadata %p_t %p, metadata !4, metadata !5), !dbg !6
ret void ret void
} }
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llvm/test/Transforms/Attributor/ArgumentPromotion/profile.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
; Checks if !prof metadata is corret in deadargelim. ; Checks if !prof metadata is corret in deadargelim.
▲ Show 20 Lines • Show All 49 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/reserve-tbaa.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR17906 ; PR17906
; When we promote two arguments in a single function with different types, ; When we promote two arguments in a single function with different types,
; before the fix, we used the same tag for the newly-created two loads. ; before the fix, we used the same tag for the newly-created two loads.
; This testing case makes sure that we correctly transfer the tbaa tags from the ; This testing case makes sure that we correctly transfer the tbaa tags from the
; original loads to the newly-created loads when promoting pointer arguments. ; original loads to the newly-created loads when promoting pointer arguments.
@a = global i32* null, align 8 @a = global i32* null, align 8
@e = global i32** @a, align 8 @e = global i32** @a, align 8
@g = global i32 0, align 4 @g = global i32 0, align 4
@c = global i64 0, align 8 @c = global i64 0, align 8
@d = global i8 0, align 1 @d = global i8 0, align 1
define internal fastcc void @fn(i32* nocapture readonly %p1, i64* nocapture readonly %p2) { define internal fastcc void @fn(i32* nocapture readonly %p1, i64* nocapture readonly %p2) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@fn ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn
; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P1:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P1:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* @g, align 4, !tbaa !0 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* @g, align 4, !tbaa !0
; IS__TUNIT____-NEXT: [[CONV1:%.*]] = trunc i32 [[TMP0]] to i8 ; IS__TUNIT____-NEXT: [[CONV1:%.*]] = trunc i32 [[TMP0]] to i8
; IS__TUNIT____-NEXT: store i8 [[CONV1]], i8* @d, align 1, !tbaa !4 ; IS__TUNIT____-NEXT: store i8 [[CONV1]], i8* @d, align 1, !tbaa !4
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn() ; IS__CGSCC____-LABEL: define {{[^@]+}}@fn()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* @g, align 4, !tbaa !0 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* @g, align 4, !tbaa !0
; IS__CGSCC____-NEXT: [[CONV1:%.*]] = trunc i32 [[TMP0]] to i8 ; IS__CGSCC____-NEXT: [[CONV1:%.*]] = trunc i32 [[TMP0]] to i8
; IS__CGSCC____-NEXT: store i8 [[CONV1]], i8* @d, align 1, !tbaa !4 ; IS__CGSCC____-NEXT: store i8 [[CONV1]], i8* @d, align 1, !tbaa !4
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%0 = load i64, i64* %p2, align 8, !tbaa !1 %0 = load i64, i64* %p2, align 8, !tbaa !1
%conv = trunc i64 %0 to i32 %conv = trunc i64 %0 to i32
%1 = load i32, i32* %p1, align 4, !tbaa !5 %1 = load i32, i32* %p1, align 4, !tbaa !5
%conv1 = trunc i32 %1 to i8 %conv1 = trunc i32 %1 to i8
store i8 %conv1, i8* @d, align 1, !tbaa !7 store i8 %conv1, i8* @d, align 1, !tbaa !7
ret void ret void
} }
define i32 @main() { define i32 @main() {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@main() ; IS__TUNIT____-LABEL: define {{[^@]+}}@main()
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32**, i32*** @e, align 8, !tbaa !5 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32**, i32*** @e, align 8, !tbaa !5
; IS__TUNIT____-NEXT: store i32* @g, i32** [[TMP0]], align 8, !tbaa !5 ; IS__TUNIT____-NEXT: store i32* @g, i32** [[TMP0]], align 8, !tbaa !5
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32*, i32** @a, align 8, !tbaa !5 ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32*, i32** @a, align 8, !tbaa !5
; IS__TUNIT____-NEXT: store i32 1, i32* [[TMP1]], align 4, !tbaa !0 ; IS__TUNIT____-NEXT: store i32 1, i32* [[TMP1]], align 4, !tbaa !0
; IS__TUNIT____-NEXT: call fastcc void @fn(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) @g) ; IS__TUNIT____-NEXT: call fastcc void @fn(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) @g)
; IS__TUNIT____-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: ret i32 0
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@main() ; IS__CGSCC____-LABEL: define {{[^@]+}}@main()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32**, i32*** @e, align 8, !tbaa !5 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32**, i32*** @e, align 8, !tbaa !5
; IS__CGSCC____-NEXT: store i32* @g, i32** [[TMP0]], align 8, !tbaa !5 ; IS__CGSCC____-NEXT: store i32* @g, i32** [[TMP0]], align 8, !tbaa !5
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32*, i32** @a, align 8, !tbaa !5 ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32*, i32** @a, align 8, !tbaa !5
; IS__CGSCC____-NEXT: store i32 1, i32* [[TMP1]], align 4, !tbaa !0 ; IS__CGSCC____-NEXT: store i32 1, i32* [[TMP1]], align 4, !tbaa !0
; IS__CGSCC____-NEXT: call fastcc void @fn() ; IS__CGSCC____-NEXT: call fastcc void @fn()
; IS__CGSCC____-NEXT: ret i32 0 ; IS__CGSCC____-NEXT: ret i32 0
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llvm/test/Transforms/Attributor/ArgumentPromotion/sret.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-windows-msvc" target triple = "x86_64-pc-windows-msvc"
define internal void @add({i32, i32}* %this, i32* sret %r) { define internal void @add({i32, i32}* %this, i32* sret %r) {
; ;
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@add ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn
; NOT_TUNIT_NPM-SAME: ({ i32, i32 }* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[THIS:%.*]], i32* nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@add
; NOT_TUNIT_NPM-NEXT: [[AP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 0 ; IS__TUNIT_OPM-SAME: ({ i32, i32 }* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[THIS:%.*]], i32* nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R:%.*]])
; NOT_TUNIT_NPM-NEXT: [[BP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 1 ; IS__TUNIT_OPM-NEXT: [[AP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 0
; NOT_TUNIT_NPM-NEXT: [[A:%.*]] = load i32, i32* [[AP]], align 8 ; IS__TUNIT_OPM-NEXT: [[BP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 1
; NOT_TUNIT_NPM-NEXT: [[B:%.*]] = load i32, i32* [[BP]], align 4 ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = load i32, i32* [[AP]], align 8
; NOT_TUNIT_NPM-NEXT: [[AB:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT_OPM-NEXT: [[B:%.*]] = load i32, i32* [[BP]], align 4
; NOT_TUNIT_NPM-NEXT: store i32 [[AB]], i32* [[R]], align 4 ; IS__TUNIT_OPM-NEXT: [[AB:%.*]] = add i32 [[A]], [[B]]
; NOT_TUNIT_NPM-NEXT: ret void ; IS__TUNIT_OPM-NEXT: store i32 [[AB]], i32* [[R]], align 4
; IS__TUNIT_OPM-NEXT: ret void
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@add ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@add
; IS__TUNIT_NPM-SAME: ({ i32, i32 }* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[THIS:%.*]], i32* noalias nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R:%.*]]) ; IS__TUNIT_NPM-SAME: ({ i32, i32 }* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[THIS:%.*]], i32* noalias nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R:%.*]])
; IS__TUNIT_NPM-NEXT: [[AP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[AP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 0
; IS__TUNIT_NPM-NEXT: [[BP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[BP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = load i32, i32* [[AP]], align 8 ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = load i32, i32* [[AP]], align 8
; IS__TUNIT_NPM-NEXT: [[B:%.*]] = load i32, i32* [[BP]], align 4 ; IS__TUNIT_NPM-NEXT: [[B:%.*]] = load i32, i32* [[BP]], align 4
; IS__TUNIT_NPM-NEXT: [[AB:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT_NPM-NEXT: [[AB:%.*]] = add i32 [[A]], [[B]]
; IS__TUNIT_NPM-NEXT: store i32 [[AB]], i32* [[R]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[AB]], i32* [[R]], align 4
; IS__TUNIT_NPM-NEXT: ret void ; IS__TUNIT_NPM-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@add
; IS__CGSCC____-SAME: ({ i32, i32 }* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[THIS:%.*]], i32* nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R:%.*]])
; IS__CGSCC____-NEXT: [[AP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 0
; IS__CGSCC____-NEXT: [[BP:%.*]] = getelementptr { i32, i32 }, { i32, i32 }* [[THIS]], i32 0, i32 1
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[AP]], align 8
; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[BP]], align 4
; IS__CGSCC____-NEXT: [[AB:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: store i32 [[AB]], i32* [[R]], align 4
; IS__CGSCC____-NEXT: ret void
;
%ap = getelementptr {i32, i32}, {i32, i32}* %this, i32 0, i32 0 %ap = getelementptr {i32, i32}, {i32, i32}* %this, i32 0, i32 0
%bp = getelementptr {i32, i32}, {i32, i32}* %this, i32 0, i32 1 %bp = getelementptr {i32, i32}, {i32, i32}* %this, i32 0, i32 1
%a = load i32, i32* %ap %a = load i32, i32* %ap
%b = load i32, i32* %bp %b = load i32, i32* %bp
%ab = add i32 %a, %b %ab = add i32 %a, %b
store i32 %ab, i32* %r store i32 %ab, i32* %r
ret void ret void
} }
define void @f() { define void @f() {
; IS________OPM-LABEL: define {{[^@]+}}@f() ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________OPM-NEXT: [[R:%.*]] = alloca i32, align 4 ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@f()
; IS________OPM-NEXT: [[PAIR:%.*]] = alloca { i32, i32 }, align 8 ; IS__TUNIT_OPM-NEXT: [[R:%.*]] = alloca i32, align 4
; IS________OPM-NEXT: call void @add({ i32, i32 }* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[PAIR]], i32* nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R]]) ; IS__TUNIT_OPM-NEXT: [[PAIR:%.*]] = alloca { i32, i32 }, align 8
; IS________OPM-NEXT: ret void ; IS__TUNIT_OPM-NEXT: call void @add({ i32, i32 }* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[PAIR]], i32* nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R]])
; ; IS__TUNIT_OPM-NEXT: ret void
; IS________NPM-LABEL: define {{[^@]+}}@f() ;
; IS________NPM-NEXT: [[R:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________NPM-NEXT: [[PAIR:%.*]] = alloca { i32, i32 }, align 8 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@f()
; IS________NPM-NEXT: call void @add({ i32, i32 }* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[PAIR]], i32* noalias nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R]]) ; IS__TUNIT_NPM-NEXT: [[R:%.*]] = alloca i32, align 4
; IS________NPM-NEXT: ret void ; IS__TUNIT_NPM-NEXT: [[PAIR:%.*]] = alloca { i32, i32 }, align 8
; IS__TUNIT_NPM-NEXT: call void @add({ i32, i32 }* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[PAIR]], i32* noalias nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R]])
; IS__TUNIT_NPM-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@f()
; IS__CGSCC_OPM-NEXT: [[R:%.*]] = alloca i32, align 4
; IS__CGSCC_OPM-NEXT: [[PAIR:%.*]] = alloca { i32, i32 }, align 8
; IS__CGSCC_OPM-NEXT: call void @add({ i32, i32 }* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[PAIR]], i32* nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R]])
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f()
; IS__CGSCC_NPM-NEXT: [[R:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: [[PAIR:%.*]] = alloca { i32, i32 }, align 8
; IS__CGSCC_NPM-NEXT: call void @add({ i32, i32 }* noalias nocapture nofree nonnull readonly align 8 dereferenceable(8) [[PAIR]], i32* noalias nocapture nofree nonnull sret writeonly align 4 dereferenceable(4) [[R]])
; IS__CGSCC_NPM-NEXT: ret void
; ;
%r = alloca i32 %r = alloca i32
%pair = alloca {i32, i32} %pair = alloca {i32, i32}
call void @add({i32, i32}* %pair, i32* sret %r) call void @add({i32, i32}* %pair, i32* sret %r)
ret void ret void
} }

llvm/test/Transforms/Attributor/ArgumentPromotion/tail.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR14710 ; PR14710
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
▲ Show 20 Lines • Show All 52 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/ArgumentPromotion/variadic.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Unused arguments from variadic functions cannot be eliminated as that changes ; Unused arguments from variadic functions cannot be eliminated as that changes
; their classiciation according to the SysV amd64 ABI. Clang and other frontends ; their classiciation according to the SysV amd64 ABI. Clang and other frontends
; bake in the classification when they use things like byval, as in this test. ; bake in the classification when they use things like byval, as in this test.
▲ Show 20 Lines • Show All 42 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/IPConstantProp/2008-06-09-WeakProp.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Should not propagate the result of a weak function. ; Should not propagate the result of a weak function.
; PR2411 ; PR2411
define weak i32 @foo() nounwind { define weak i32 @foo() nounwind {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@foo() ; CHECK-LABEL: define {{[^@]+}}@foo()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: ret i32 1 ; CHECK-NEXT: ret i32 1
; ;
entry: entry:
ret i32 1 ret i32 1
} }
define i32 @main() nounwind { define i32 @main() nounwind {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@main() ; CHECK-LABEL: define {{[^@]+}}@main()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[R:%.*]] = call i32 @foo() ; CHECK-NEXT: [[R:%.*]] = call i32 @foo()
; CHECK-NEXT: ret i32 [[R]] ; CHECK-NEXT: ret i32 [[R]]
; ;
entry: entry:
%r = call i32 @foo( ) nounwind %r = call i32 @foo( ) nounwind
ret i32 %r ret i32 %r
} }

llvm/test/Transforms/Attributor/IPConstantProp/2009-09-24-byval-ptr.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Don't constant-propagate byval pointers, since they are not pointers! ; Don't constant-propagate byval pointers, since they are not pointers!
; PR5038 ; PR5038
%struct.MYstr = type { i8, i32 } %struct.MYstr = type { i8, i32 }
@mystr = internal global %struct.MYstr zeroinitializer ; <%struct.MYstr*> [#uses=3] @mystr = internal global %struct.MYstr zeroinitializer ; <%struct.MYstr*> [#uses=3]
define internal void @vfu1(%struct.MYstr* byval align 4 %u) nounwind { define internal void @vfu1(%struct.MYstr* byval align 4 %u) nounwind {
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@vfu1 ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@vfu1
; IS__CGSCC_OPM-SAME: (%struct.MYstr* noalias nocapture nofree nonnull writeonly byval align 8 dereferenceable(8) [[U:%.*]]) ; IS__CGSCC_OPM-SAME: (%struct.MYstr* noalias nocapture nofree nonnull writeonly byval align 8 dereferenceable(8) [[U:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* [[U]], i32 0, i32 1 ; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* [[U]], i32 0, i32 1
; IS__CGSCC_OPM-NEXT: store i32 99, i32* [[TMP0]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 99, i32* [[TMP0]], align 4
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 0 ; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: store i8 97, i8* [[TMP1]], align 8 ; IS__CGSCC_OPM-NEXT: store i8 97, i8* [[TMP1]], align 8
; IS__CGSCC_OPM-NEXT: br label [[RETURN:%.*]] ; IS__CGSCC_OPM-NEXT: br label [[RETURN:%.*]]
; IS__CGSCC_OPM: return: ; IS__CGSCC_OPM: return:
; IS__CGSCC_OPM-NEXT: ret void ; IS__CGSCC_OPM-NEXT: ret void
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@vfu1 ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@vfu1
; IS__CGSCC_NPM-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]]) ; IS__CGSCC_NPM-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8 ; IS__CGSCC_NPM-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8
; IS__CGSCC_NPM-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8* ; IS__CGSCC_NPM-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8*
; IS__CGSCC_NPM-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1 ; IS__CGSCC_NPM-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1
; IS__CGSCC_NPM-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1 ; IS__CGSCC_NPM-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4 ; IS__CGSCC_NPM-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4
Show All 12 Linesentry:
store i8 97, i8* %1, align 4 store i8 97, i8* %1, align 4
br label %return br label %return
return: ; preds = %entry return: ; preds = %entry
ret void ret void
} }
define internal i32 @vfu2(%struct.MYstr* byval align 4 %u) nounwind readonly { define internal i32 @vfu2(%struct.MYstr* byval align 4 %u) nounwind readonly {
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readonly willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@vfu2 ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@vfu2
; IS__TUNIT_OPM-SAME: (%struct.MYstr* noalias nocapture nofree nonnull readonly byval align 8 dereferenceable(8) [[U:%.*]]) ; IS__TUNIT_OPM-SAME: (%struct.MYstr* noalias nocapture nofree nonnull readonly byval align 8 dereferenceable(8) [[U:%.*]])
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
; IS__TUNIT_OPM-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1 ; IS__TUNIT_OPM-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1
; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4 ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4
; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 0 ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 0
; IS__TUNIT_OPM-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 8 ; IS__TUNIT_OPM-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 8
; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32 ; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32
; IS__TUNIT_OPM-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP1]] ; IS__TUNIT_OPM-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP1]]
; IS__TUNIT_OPM-NEXT: ret i32 [[TMP5]] ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP5]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readonly willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@vfu2 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@vfu2
; IS__TUNIT_NPM-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]]) ; IS__TUNIT_NPM-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8 ; IS__TUNIT_NPM-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8
; IS__TUNIT_NPM-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8* ; IS__TUNIT_NPM-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8*
; IS__TUNIT_NPM-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1 ; IS__TUNIT_NPM-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1
; IS__TUNIT_NPM-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 1
; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 0
; IS__TUNIT_NPM-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 8
; IS__TUNIT_NPM-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32 ; IS__TUNIT_NPM-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
; IS__TUNIT_NPM-NEXT: [[TMP7:%.*]] = add i32 [[TMP6]], [[TMP3]] ; IS__TUNIT_NPM-NEXT: [[TMP7:%.*]] = add i32 [[TMP6]], [[TMP3]]
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP7]] ; IS__TUNIT_NPM-NEXT: ret i32 [[TMP7]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@vfu2() ; IS__CGSCC____-LABEL: define {{[^@]+}}@vfu2()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4 ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 0 ; IS__CGSCC____-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 0
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 8 ; IS__CGSCC____-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 8
; IS__CGSCC____-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32 ; IS__CGSCC____-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32
; IS__CGSCC____-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP1]] ; IS__CGSCC____-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP1]]
; IS__CGSCC____-NEXT: ret i32 [[TMP5]] ; IS__CGSCC____-NEXT: ret i32 [[TMP5]]
; ;
entry: entry:
%0 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 ; <i32*> [#uses=1] %0 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 ; <i32*> [#uses=1]
%1 = load i32, i32* %0 %1 = load i32, i32* %0
%2 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 0 ; <i8*> [#uses=1] %2 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 0 ; <i8*> [#uses=1]
%3 = load i8, i8* %2 %3 = load i8, i8* %2
%4 = zext i8 %3 to i32 %4 = zext i8 %3 to i32
%5 = add i32 %4, %1 %5 = add i32 %4, %1
ret i32 %5 ret i32 %5
} }
define i32 @unions() nounwind { define i32 @unions() nounwind {
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@unions() ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@unions()
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
; IS__TUNIT_OPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2(%struct.MYstr* nocapture nofree nonnull readonly byval align 8 dereferenceable(8) @mystr) ; IS__TUNIT_OPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2(%struct.MYstr* nocapture nofree nonnull readonly byval align 8 dereferenceable(8) @mystr)
; IS__TUNIT_OPM-NEXT: ret i32 [[RESULT]] ; IS__TUNIT_OPM-NEXT: ret i32 [[RESULT]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@unions() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@unions()
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[MYSTR_CAST:%.*]] = bitcast %struct.MYstr* @mystr to i8* ; IS__TUNIT_NPM-NEXT: [[MYSTR_CAST:%.*]] = bitcast %struct.MYstr* @mystr to i8*
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST]], align 8
; IS__TUNIT_NPM-NEXT: [[MYSTR_0_1:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[MYSTR_0_1:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_1]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_1]], align 8
; IS__TUNIT_NPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2(i8 [[TMP0]], i32 [[TMP1]]) ; IS__TUNIT_NPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2(i8 [[TMP0]], i32 [[TMP1]])
; IS__TUNIT_NPM-NEXT: ret i32 [[RESULT]] ; IS__TUNIT_NPM-NEXT: ret i32 [[RESULT]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@unions() ; IS__CGSCC____-LABEL: define {{[^@]+}}@unions()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[RESULT:%.*]] = call i32 @vfu2() ; IS__CGSCC____-NEXT: [[RESULT:%.*]] = call i32 @vfu2()
; IS__CGSCC____-NEXT: ret i32 [[RESULT]] ; IS__CGSCC____-NEXT: ret i32 [[RESULT]]
; ;
entry: entry:
call void @vfu1(%struct.MYstr* byval align 4 @mystr) nounwind call void @vfu1(%struct.MYstr* byval align 4 @mystr) nounwind
%result = call i32 @vfu2(%struct.MYstr* byval align 4 @mystr) nounwind %result = call i32 @vfu2(%struct.MYstr* byval align 4 @mystr) nounwind
ret i32 %result ret i32 %result
} }
define internal i32 @vfu2_v2(%struct.MYstr* byval align 4 %u) nounwind readonly { define internal i32 @vfu2_v2(%struct.MYstr* byval align 4 %u) nounwind readonly {
; IS________OPM-LABEL: define {{[^@]+}}@vfu2_v2 ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________OPM-SAME: (%struct.MYstr* noalias nocapture nofree nonnull byval align 8 dereferenceable(8) [[U:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@vfu2_v2
; IS________OPM-NEXT: entry: ; IS__TUNIT_OPM-SAME: (%struct.MYstr* noalias nocapture nofree nonnull byval align 8 dereferenceable(8) [[U:%.*]])
; IS________OPM-NEXT: [[Z:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* [[U]], i32 0, i32 1 ; IS__TUNIT_OPM-NEXT: entry:
; IS________OPM-NEXT: store i32 99, i32* [[Z]], align 4 ; IS__TUNIT_OPM-NEXT: [[Z:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* [[U]], i32 0, i32 1
; IS________OPM-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 1 ; IS__TUNIT_OPM-NEXT: store i32 99, i32* [[Z]], align 4
; IS________OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4 ; IS__TUNIT_OPM-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 1
; IS________OPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 0 ; IS__TUNIT_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4
; IS________OPM-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 8 ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 0
; IS________OPM-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32 ; IS__TUNIT_OPM-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 8
; IS________OPM-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP1]] ; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32
; IS________OPM-NEXT: ret i32 [[TMP5]] ; IS__TUNIT_OPM-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP1]]
; ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP5]]
; IS________NPM-LABEL: define {{[^@]+}}@vfu2_v2 ;
; IS________NPM-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]]) ; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________NPM-NEXT: entry: ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@vfu2_v2
; IS________NPM-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8 ; IS__TUNIT_NPM-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; IS________NPM-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8* ; IS__TUNIT_NPM-NEXT: entry:
; IS________NPM-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1 ; IS__TUNIT_NPM-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8
; IS________NPM-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8*
; IS________NPM-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4 ; IS__TUNIT_NPM-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1
; IS________NPM-NEXT: [[Z:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS________NPM-NEXT: store i32 99, i32* [[Z]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4
; IS________NPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[Z:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS________NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 99, i32* [[Z]], align 4
; IS________NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 0 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS________NPM-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
; IS________NPM-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32 ; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 0
; IS________NPM-NEXT: [[TMP7:%.*]] = add i32 [[TMP6]], [[TMP3]] ; IS__TUNIT_NPM-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 8
; IS________NPM-NEXT: ret i32 [[TMP7]] ; IS__TUNIT_NPM-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
; IS__TUNIT_NPM-NEXT: [[TMP7:%.*]] = add i32 [[TMP6]], [[TMP3]]
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP7]]
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@vfu2_v2
; IS__CGSCC_OPM-SAME: (%struct.MYstr* noalias nocapture nofree nonnull byval align 8 dereferenceable(8) [[U:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[Z:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* [[U]], i32 0, i32 1
; IS__CGSCC_OPM-NEXT: store i32 99, i32* [[Z]], align 4
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 1
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 8
; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32
; IS__CGSCC_OPM-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP1]]
; IS__CGSCC_OPM-NEXT: ret i32 [[TMP5]]
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@vfu2_v2
; IS__CGSCC_NPM-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8
; IS__CGSCC_NPM-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8*
; IS__CGSCC_NPM-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1
; IS__CGSCC_NPM-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4
; IS__CGSCC_NPM-NEXT: [[Z:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: store i32 99, i32* [[Z]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
; IS__CGSCC_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 0
; IS__CGSCC_NPM-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 8
; IS__CGSCC_NPM-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
; IS__CGSCC_NPM-NEXT: [[TMP7:%.*]] = add i32 [[TMP6]], [[TMP3]]
; IS__CGSCC_NPM-NEXT: ret i32 [[TMP7]]
; ;
entry: entry:
%z = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 %z = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1
store i32 99, i32* %z, align 4 store i32 99, i32* %z, align 4
%0 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 ; <i32*> [#uses=1] %0 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 ; <i32*> [#uses=1]
%1 = load i32, i32* %0 %1 = load i32, i32* %0
%2 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 0 ; <i8*> [#uses=1] %2 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 0 ; <i8*> [#uses=1]
%3 = load i8, i8* %2 %3 = load i8, i8* %2
%4 = zext i8 %3 to i32 %4 = zext i8 %3 to i32
%5 = add i32 %4, %1 %5 = add i32 %4, %1
ret i32 %5 ret i32 %5
} }
define i32 @unions_v2() nounwind { define i32 @unions_v2() nounwind {
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@unions_v2() ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@unions_v2()
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
; IS__TUNIT_OPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(%struct.MYstr* nocapture nofree nonnull readonly byval align 8 dereferenceable(8) @mystr) ; IS__TUNIT_OPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(%struct.MYstr* nocapture nofree nonnull readonly byval align 8 dereferenceable(8) @mystr)
; IS__TUNIT_OPM-NEXT: ret i32 [[RESULT]] ; IS__TUNIT_OPM-NEXT: ret i32 [[RESULT]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@unions_v2() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@unions_v2()
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[MYSTR_CAST:%.*]] = bitcast %struct.MYstr* @mystr to i8* ; IS__TUNIT_NPM-NEXT: [[MYSTR_CAST:%.*]] = bitcast %struct.MYstr* @mystr to i8*
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST]], align 8
; IS__TUNIT_NPM-NEXT: [[MYSTR_0_1:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1 ; IS__TUNIT_NPM-NEXT: [[MYSTR_0_1:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_1]], align 8 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_1]], align 8
; IS__TUNIT_NPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(i8 [[TMP0]], i32 [[TMP1]]) ; IS__TUNIT_NPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(i8 [[TMP0]], i32 [[TMP1]])
; IS__TUNIT_NPM-NEXT: ret i32 [[RESULT]] ; IS__TUNIT_NPM-NEXT: ret i32 [[RESULT]]
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@unions_v2() ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@unions_v2()
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(%struct.MYstr* noalias nocapture nofree nonnull readnone byval align 8 dereferenceable(8) @mystr) ; IS__CGSCC_OPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(%struct.MYstr* noalias nocapture nofree nonnull readnone byval align 8 dereferenceable(8) @mystr)
; IS__CGSCC_OPM-NEXT: ret i32 [[RESULT]] ; IS__CGSCC_OPM-NEXT: ret i32 [[RESULT]]
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@unions_v2() ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@unions_v2()
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[MYSTR_CAST1:%.*]] = bitcast %struct.MYstr* @mystr to i8* ; IS__CGSCC_NPM-NEXT: [[MYSTR_CAST1:%.*]] = bitcast %struct.MYstr* @mystr to i8*
; IS__CGSCC_NPM-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST1]], align 8 ; IS__CGSCC_NPM-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST1]], align 8
; IS__CGSCC_NPM-NEXT: [[MYSTR_0_12:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1 ; IS__CGSCC_NPM-NEXT: [[MYSTR_0_12:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 1
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_12]], align 8 ; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_12]], align 8
; IS__CGSCC_NPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(i8 [[TMP0]], i32 [[TMP1]]) ; IS__CGSCC_NPM-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(i8 [[TMP0]], i32 [[TMP1]])
; IS__CGSCC_NPM-NEXT: ret i32 [[RESULT]] ; IS__CGSCC_NPM-NEXT: ret i32 [[RESULT]]
; ;
entry: entry:
call void @vfu1(%struct.MYstr* byval align 4 @mystr) nounwind call void @vfu1(%struct.MYstr* byval align 4 @mystr) nounwind
%result = call i32 @vfu2_v2(%struct.MYstr* byval align 4 @mystr) nounwind %result = call i32 @vfu2_v2(%struct.MYstr* byval align 4 @mystr) nounwind
ret i32 %result ret i32 %result
} }

llvm/test/Transforms/Attributor/IPConstantProp/PR16052.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
define i64 @fn2() { define i64 @fn2() {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2() ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2()
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 undef) #0, !range !0 ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 undef) #0, !range !0
; IS__TUNIT____-NEXT: ret i64 [[CALL2]] ; IS__TUNIT____-NEXT: ret i64 [[CALL2]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2() ; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 undef) ; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 undef)
; IS__CGSCC____-NEXT: ret i64 [[CALL2]] ; IS__CGSCC____-NEXT: ret i64 [[CALL2]]
; ;
entry: entry:
%conv = sext i32 undef to i64 %conv = sext i32 undef to i64
%div = sdiv i64 8, %conv %div = sdiv i64 8, %conv
%call2 = call i64 @fn1(i64 %div) %call2 = call i64 @fn1(i64 %div)
ret i64 %call2 ret i64 %call2
} }
define i64 @fn2b(i32 %arg) { define i64 @fn2b(i32 %arg) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2b ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2b
; IS__TUNIT____-SAME: (i32 [[ARG:%.*]]) ; IS__TUNIT____-SAME: (i32 [[ARG:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64 ; IS__TUNIT____-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64
; IS__TUNIT____-NEXT: [[DIV:%.*]] = sdiv i64 8, [[CONV]] ; IS__TUNIT____-NEXT: [[DIV:%.*]] = sdiv i64 8, [[CONV]]
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 [[DIV]]) #0, !range !0 ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 [[DIV]]) #0, !range !0
; IS__TUNIT____-NEXT: ret i64 [[CALL2]] ; IS__TUNIT____-NEXT: ret i64 [[CALL2]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2b ; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2b
; IS__CGSCC____-SAME: (i32 [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i32 [[ARG:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64 ; IS__CGSCC____-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64
; IS__CGSCC____-NEXT: [[DIV:%.*]] = sdiv i64 8, [[CONV]] ; IS__CGSCC____-NEXT: [[DIV:%.*]] = sdiv i64 8, [[CONV]]
; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 [[DIV]]) ; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 [[DIV]])
; IS__CGSCC____-NEXT: ret i64 [[CALL2]] ; IS__CGSCC____-NEXT: ret i64 [[CALL2]]
; ;
entry: entry:
%conv = sext i32 %arg to i64 %conv = sext i32 %arg to i64
%div = sdiv i64 8, %conv %div = sdiv i64 8, %conv
%call2 = call i64 @fn1(i64 %div) %call2 = call i64 @fn1(i64 %div)
ret i64 %call2 ret i64 %call2
} }
define i64 @fn2c() { define i64 @fn2c() {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2c() ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2c()
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 42) #0, !range !0 ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i64 @fn1(i64 42) #0, !range !0
; IS__TUNIT____-NEXT: ret i64 [[CALL2]] ; IS__TUNIT____-NEXT: ret i64 [[CALL2]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2c() ; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2c()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i64 42 ; IS__CGSCC____-NEXT: ret i64 42
; ;
entry: entry:
%conv = sext i32 undef to i64 %conv = sext i32 undef to i64
%add = add i64 42, %conv %add = add i64 42, %conv
%call2 = call i64 @fn1(i64 %add) %call2 = call i64 @fn1(i64 %add)
ret i64 %call2 ret i64 %call2
} }
define internal i64 @fn1(i64 %p1) { define internal i64 @fn1(i64 %p1) {
; CHECK-LABEL: define {{[^@]+}}@fn1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i64 returned [[P1:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i64 returned [[P1:%.*]])
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i64 [[P1]], 0 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i64 [[P1]], i64 [[P1]] ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i64 [[P1]], 0
; CHECK-NEXT: ret i64 [[COND]] ; IS__TUNIT____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i64 [[P1]], i64 [[P1]]
; IS__TUNIT____-NEXT: ret i64 [[COND]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn1
; IS__CGSCC____-SAME: (i64 returned [[P1:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i64 [[P1]], 0
; IS__CGSCC____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i64 [[P1]], i64 [[P1]]
; IS__CGSCC____-NEXT: ret i64 [[COND]]
; ;
entry: entry:
%tobool = icmp ne i64 %p1, 0 %tobool = icmp ne i64 %p1, 0
%cond = select i1 %tobool, i64 %p1, i64 %p1 %cond = select i1 %tobool, i64 %p1, i64 %p1
ret i64 %cond ret i64 %cond
} }

llvm/test/Transforms/Attributor/IPConstantProp/PR26044.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
define void @fn2(i32* %P, i1 %C) { define void @fn2(i32* %P, i1 %C) {
; ;
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2 ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn2
; IS__TUNIT____-SAME: (i32* nocapture nofree [[P:%.*]], i1 [[C:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree [[P:%.*]], i1 [[C:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: br label [[IF_END:%.*]]
; IS__TUNIT____: for.cond1: ; IS__TUNIT____: for.cond1:
; IS__TUNIT____-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]] ; IS__TUNIT____-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]]
; IS__TUNIT____: if.end: ; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: [[E_2:%.*]] = phi i32* [ [[P]], [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ] ; IS__TUNIT____-NEXT: [[E_2:%.*]] = phi i32* [ [[P]], [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ]
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[E_2]], align 4 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[E_2]], align 4
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @fn1(i32 [[TMP0]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @fn1(i32 [[TMP0]])
; IS__TUNIT____-NEXT: store i32 [[CALL]], i32* [[P]], align 4 ; IS__TUNIT____-NEXT: store i32 [[CALL]], i32* [[P]], align 4
; IS__TUNIT____-NEXT: br label [[FOR_COND1]] ; IS__TUNIT____-NEXT: br label [[FOR_COND1]]
; IS__TUNIT____: exit: ; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2 ; IS__CGSCC____-LABEL: define {{[^@]+}}@fn2
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull align 4 dereferenceable(4) [[P:%.*]], i1 [[C:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull align 4 dereferenceable(4) [[P:%.*]], i1 [[C:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br label [[IF_END:%.*]] ; IS__CGSCC____-NEXT: br label [[IF_END:%.*]]
; IS__CGSCC____: for.cond1: ; IS__CGSCC____: for.cond1:
; IS__CGSCC____-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]] ; IS__CGSCC____-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]]
; IS__CGSCC____: if.end: ; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: [[E_2:%.*]] = phi i32* [ [[P]], [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ] ; IS__CGSCC____-NEXT: [[E_2:%.*]] = phi i32* [ [[P]], [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ]
Show All 16 Linesif.end: ; preds = %entry, %for.cond1
%call = call i32 @fn1(i32 %0) %call = call i32 @fn1(i32 %0)
store i32 %call, i32* %P store i32 %call, i32* %P
br label %for.cond1 br label %for.cond1
exit: exit:
ret void ret void
} }
define internal i32 @fn1(i32 %p1) { define internal i32 @fn1(i32 %p1) {
; CHECK-LABEL: define {{[^@]+}}@fn1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[P1:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[P1:%.*]])
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[P1]], 0 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 [[P1]], i32 [[P1]] ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[P1]], 0
; CHECK-NEXT: ret i32 [[COND]] ; IS__TUNIT____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 [[P1]], i32 [[P1]]
; IS__TUNIT____-NEXT: ret i32 [[COND]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn1
; IS__CGSCC____-SAME: (i32 returned [[P1:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[P1]], 0
; IS__CGSCC____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 [[P1]], i32 [[P1]]
; IS__CGSCC____-NEXT: ret i32 [[COND]]
; ;
entry: entry:
%tobool = icmp ne i32 %p1, 0 %tobool = icmp ne i32 %p1, 0
%cond = select i1 %tobool, i32 %p1, i32 %p1 %cond = select i1 %tobool, i32 %p1, i32 %p1
ret i32 %cond ret i32 %cond
} }
define void @fn_no_null_opt(i32* %P, i1 %C) null_pointer_is_valid { define void @fn_no_null_opt(i32* %P, i1 %C) null_pointer_is_valid {
; ;
; IS__TUNIT____: Function Attrs: nofree nosync nounwind null_pointer_is_valid
; IS__TUNIT____-LABEL: define {{[^@]+}}@fn_no_null_opt ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn_no_null_opt
; IS__TUNIT____-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i1 [[C:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i1 [[C:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: br label [[IF_END:%.*]]
; IS__TUNIT____: for.cond1: ; IS__TUNIT____: for.cond1:
; IS__TUNIT____-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]] ; IS__TUNIT____-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]]
; IS__TUNIT____: if.end: ; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: [[E_2:%.*]] = phi i32* [ undef, [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ] ; IS__TUNIT____-NEXT: [[E_2:%.*]] = phi i32* [ undef, [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ]
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* null, align 4 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* null, align 4
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @fn0(i32 [[TMP0]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @fn0(i32 [[TMP0]])
; IS__TUNIT____-NEXT: store i32 [[CALL]], i32* [[P]], align 4 ; IS__TUNIT____-NEXT: store i32 [[CALL]], i32* [[P]], align 4
; IS__TUNIT____-NEXT: br label [[FOR_COND1]] ; IS__TUNIT____-NEXT: br label [[FOR_COND1]]
; IS__TUNIT____: exit: ; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind null_pointer_is_valid
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@fn_no_null_opt ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@fn_no_null_opt
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly align 4 dereferenceable_or_null(4) [[P:%.*]], i1 [[C:%.*]]) ; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly align 4 dereferenceable_or_null(4) [[P:%.*]], i1 [[C:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: br label [[IF_END:%.*]] ; IS__CGSCC_OPM-NEXT: br label [[IF_END:%.*]]
; IS__CGSCC_OPM: for.cond1: ; IS__CGSCC_OPM: for.cond1:
; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]] ; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]]
; IS__CGSCC_OPM: if.end: ; IS__CGSCC_OPM: if.end:
; IS__CGSCC_OPM-NEXT: [[E_2:%.*]] = phi i32* [ undef, [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ] ; IS__CGSCC_OPM-NEXT: [[E_2:%.*]] = phi i32* [ undef, [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ]
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = load i32, i32* null, align 4 ; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = load i32, i32* null, align 4
; IS__CGSCC_OPM-NEXT: [[CALL:%.*]] = call i32 @fn0(i32 [[TMP0]]) ; IS__CGSCC_OPM-NEXT: [[CALL:%.*]] = call i32 @fn0(i32 [[TMP0]])
; IS__CGSCC_OPM-NEXT: store i32 [[CALL]], i32* [[P]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 [[CALL]], i32* [[P]], align 4
; IS__CGSCC_OPM-NEXT: br label [[FOR_COND1]] ; IS__CGSCC_OPM-NEXT: br label [[FOR_COND1]]
; IS__CGSCC_OPM: exit: ; IS__CGSCC_OPM: exit:
; IS__CGSCC_OPM-NEXT: ret void ; IS__CGSCC_OPM-NEXT: ret void
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind null_pointer_is_valid
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@fn_no_null_opt ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@fn_no_null_opt
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree writeonly align 4 dereferenceable_or_null(4) [[P:%.*]], i1 [[C:%.*]]) ; IS__CGSCC_NPM-SAME: (i32* nocapture nofree writeonly align 4 dereferenceable_or_null(4) [[P:%.*]], i1 [[C:%.*]])
; IS__CGSCC_NPM-NEXT: entry: ; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: br label [[IF_END:%.*]] ; IS__CGSCC_NPM-NEXT: br label [[IF_END:%.*]]
; IS__CGSCC_NPM: for.cond1: ; IS__CGSCC_NPM: for.cond1:
; IS__CGSCC_NPM-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]] ; IS__CGSCC_NPM-NEXT: br i1 [[C]], label [[IF_END]], label [[EXIT:%.*]]
; IS__CGSCC_NPM: if.end: ; IS__CGSCC_NPM: if.end:
; IS__CGSCC_NPM-NEXT: [[E_2:%.*]] = phi i32* [ undef, [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ] ; IS__CGSCC_NPM-NEXT: [[E_2:%.*]] = phi i32* [ undef, [[ENTRY:%.*]] ], [ null, [[FOR_COND1:%.*]] ]
Show All 16 Linesif.end: ; preds = %entry, %for.cond1
%call = call i32 @fn0(i32 %0) %call = call i32 @fn0(i32 %0)
store i32 %call, i32* %P store i32 %call, i32* %P
br label %for.cond1 br label %for.cond1
exit: exit:
ret void ret void
} }
define internal i32 @fn0(i32 %p1) { define internal i32 @fn0(i32 %p1) {
; CHECK-LABEL: define {{[^@]+}}@fn0 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[P1:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@fn0
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[P1:%.*]])
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[P1]], 0 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 [[P1]], i32 [[P1]] ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[P1]], 0
; CHECK-NEXT: ret i32 [[COND]] ; IS__TUNIT____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 [[P1]], i32 [[P1]]
; IS__TUNIT____-NEXT: ret i32 [[COND]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fn0
; IS__CGSCC____-SAME: (i32 returned [[P1:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[P1]], 0
; IS__CGSCC____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 [[P1]], i32 [[P1]]
; IS__CGSCC____-NEXT: ret i32 [[COND]]
; ;
entry: entry:
%tobool = icmp ne i32 %p1, 0 %tobool = icmp ne i32 %p1, 0
%cond = select i1 %tobool, i32 %p1, i32 %p1 %cond = select i1 %tobool, i32 %p1, i32 %p1
ret i32 %cond ret i32 %cond
} }

llvm/test/Transforms/Attributor/IPConstantProp/PR43857.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
%struct.wobble = type { i32 } %struct.wobble = type { i32 }
%struct.zot = type { %struct.wobble, %struct.wobble, %struct.wobble } %struct.zot = type { %struct.wobble, %struct.wobble, %struct.wobble }
declare dso_local fastcc float @bar(%struct.wobble* noalias, <8 x i32>) unnamed_addr declare dso_local fastcc float @bar(%struct.wobble* noalias, <8 x i32>) unnamed_addr
define %struct.zot @widget(<8 x i32> %arg) local_unnamed_addr { define %struct.zot @widget(<8 x i32> %arg) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@widget ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (<8 x i32> [[ARG:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@widget
; CHECK-NEXT: bb: ; IS__TUNIT____-SAME: (<8 x i32> [[ARG:%.*]]) local_unnamed_addr
; CHECK-NEXT: ret [[STRUCT_ZOT:%.*]] undef ; IS__TUNIT____-NEXT: bb:
; IS__TUNIT____-NEXT: ret [[STRUCT_ZOT:%.*]] undef
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@widget
; IS__CGSCC____-SAME: (<8 x i32> [[ARG:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: ret [[STRUCT_ZOT:%.*]] undef
; ;
bb: bb:
ret %struct.zot undef ret %struct.zot undef
} }
define void @baz(<8 x i32> %arg) local_unnamed_addr { define void @baz(<8 x i32> %arg) local_unnamed_addr {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@baz ; IS__TUNIT____-LABEL: define {{[^@]+}}@baz
; IS__TUNIT____-SAME: (<8 x i32> [[ARG:%.*]]) local_unnamed_addr ; IS__TUNIT____-SAME: (<8 x i32> [[ARG:%.*]]) local_unnamed_addr
; IS__TUNIT____-NEXT: bb: ; IS__TUNIT____-NEXT: bb:
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@baz ; IS__CGSCC____-LABEL: define {{[^@]+}}@baz
; IS__CGSCC____-SAME: (<8 x i32> [[ARG:%.*]]) local_unnamed_addr ; IS__CGSCC____-SAME: (<8 x i32> [[ARG:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: bb: ; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = extractvalue [[STRUCT_ZOT:%.*]] undef, 0, 0 ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = extractvalue [[STRUCT_ZOT:%.*]] undef, 0, 0
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
bb: bb:
%tmp = call %struct.zot @widget(<8 x i32> %arg) %tmp = call %struct.zot @widget(<8 x i32> %arg)
%tmp1 = extractvalue %struct.zot %tmp, 0, 0 %tmp1 = extractvalue %struct.zot %tmp, 0, 0
ret void ret void
} }

llvm/test/Transforms/Attributor/IPConstantProp/arg-count-mismatch.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; The original C source looked like this: ; The original C source looked like this:
; ;
; long long a101, b101, e101; ; long long a101, b101, e101;
Show All 21 Lines
; Note that -lint will report this as UB, but it passes -verify. ; Note that -lint will report this as UB, but it passes -verify.
; This test is just to verify that we do not crash/assert due to mismatch in ; This test is just to verify that we do not crash/assert due to mismatch in
; argument count between the caller and callee. ; argument count between the caller and callee.
; FIXME we should recognize this as UB and make it an unreachable. ; FIXME we should recognize this as UB and make it an unreachable.
define dso_local i16 @foo(i16 %a) { define dso_local i16 @foo(i16 %a) {
; CHECK-LABEL: define {{[^@]+}}@foo ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@foo
; CHECK-SAME: (i16 [[A:%.*]]) ; NOT_CGSCC_NPM-SAME: (i16 [[A:%.*]])
; CHECK-NEXT: [[CALL:%.*]] = call i16 @bar() ; NOT_CGSCC_NPM-NEXT: [[CALL:%.*]] = call i16 @bar()
; CHECK-NEXT: ret i16 [[CALL]] ; NOT_CGSCC_NPM-NEXT: ret i16 [[CALL]]
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@foo
; IS__CGSCC_NPM-SAME: (i16 [[A:%.*]])
; IS__CGSCC_NPM-NEXT: [[CALL:%.*]] = call i16 @bar()
; IS__CGSCC_NPM-NEXT: ret i16 [[CALL]]
; ;
%call = call i16 bitcast (i16 (i16, i16) * @bar to i16 (i16) *)(i16 %a) %call = call i16 bitcast (i16 (i16, i16) * @bar to i16 (i16) *)(i16 %a)
ret i16 %call ret i16 %call
} }
define internal i16 @bar(i16 %p1, i16 %p2) { define internal i16 @bar(i16 %p1, i16 %p2) {
; CHECK-LABEL: define {{[^@]+}}@bar() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i16 0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar()
; IS__TUNIT____-NEXT: ret i16 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar()
; IS__CGSCC____-NEXT: ret i16 0
; ;
ret i16 0 ret i16 0
} }
define dso_local i16 @foo2(i16 %a) { define dso_local i16 @foo2(i16 %a) {
; CHECK-LABEL: define {{[^@]+}}@foo2 ; CHECK-LABEL: define {{[^@]+}}@foo2
; CHECK-SAME: (i16 [[A:%.*]]) ; CHECK-SAME: (i16 [[A:%.*]])
; CHECK-NEXT: [[CALL:%.*]] = call i16 bitcast (i16 (i16, i16)* @bar2 to i16 (i16)*)(i16 [[A]]) ; CHECK-NEXT: [[CALL:%.*]] = call i16 bitcast (i16 (i16, i16)* @bar2 to i16 (i16)*)(i16 [[A]])
; CHECK-NEXT: ret i16 [[CALL]] ; CHECK-NEXT: ret i16 [[CALL]]
; ;
%call = call i16 bitcast (i16 (i16, i16) * @bar2 to i16 (i16) *)(i16 %a) %call = call i16 bitcast (i16 (i16, i16) * @bar2 to i16 (i16) *)(i16 %a)
ret i16 %call ret i16 %call
} }
define internal i16 @bar2(i16 %p1, i16 %p2) { define internal i16 @bar2(i16 %p1, i16 %p2) {
; CHECK-LABEL: define {{[^@]+}}@bar2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i16 [[P1:%.*]], i16 [[P2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar2
; CHECK-NEXT: [[A:%.*]] = add i16 [[P1]], [[P2]] ; IS__TUNIT____-SAME: (i16 [[P1:%.*]], i16 [[P2:%.*]])
; CHECK-NEXT: ret i16 [[A]] ; IS__TUNIT____-NEXT: [[A:%.*]] = add i16 [[P1]], [[P2]]
; IS__TUNIT____-NEXT: ret i16 [[A]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar2
; IS__CGSCC____-SAME: (i16 [[P1:%.*]], i16 [[P2:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = add i16 [[P1]], [[P2]]
; IS__CGSCC____-NEXT: ret i16 [[A]]
; ;
%a = add i16 %p1, %p2 %a = add i16 %p1, %p2
ret i16 %a ret i16 %a
} }
;------------------------------------------------------------------------------- ;-------------------------------------------------------------------------------
; Additional tests to verify that we still optimize when having a mismatch ; Additional tests to verify that we still optimize when having a mismatch
Show All 16 Lines
; ;
%call1 = call i16 (i16, ...) @vararg_prop(i16 7, i16 8, i16 %a) %call1 = call i16 (i16, ...) @vararg_prop(i16 7, i16 8, i16 %a)
%call2 = call i16 bitcast (i16 (i16, i16, ...) * @vararg_no_prop to i16 (i16) *) (i16 7) %call2 = call i16 bitcast (i16 (i16, i16, ...) * @vararg_no_prop to i16 (i16) *) (i16 7)
%add = add i16 %call1, %call2 %add = add i16 %call1, %call2
ret i16 %add ret i16 %add
} }
define internal i16 @vararg_prop(i16 %p1, ...) { define internal i16 @vararg_prop(i16 %p1, ...) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@vararg_prop ; IS__CGSCC____-LABEL: define {{[^@]+}}@vararg_prop
; IS__CGSCC____-SAME: (i16 returned [[P1:%.*]], ...) ; IS__CGSCC____-SAME: (i16 returned [[P1:%.*]], ...)
; IS__CGSCC____-NEXT: ret i16 7 ; IS__CGSCC____-NEXT: ret i16 7
; ;
ret i16 %p1 ret i16 %p1
} }
define internal i16 @vararg_no_prop(i16 %p1, i16 %p2, ...) { define internal i16 @vararg_no_prop(i16 %p1, i16 %p2, ...) {
; CHECK-LABEL: define {{[^@]+}}@vararg_no_prop ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i16 returned [[P1:%.*]], i16 [[P2:%.*]], ...) ; IS__TUNIT____-LABEL: define {{[^@]+}}@vararg_no_prop
; CHECK-NEXT: ret i16 7 ; IS__TUNIT____-SAME: (i16 returned [[P1:%.*]], i16 [[P2:%.*]], ...)
; IS__TUNIT____-NEXT: ret i16 7
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@vararg_no_prop
; IS__CGSCC____-SAME: (i16 returned [[P1:%.*]], i16 [[P2:%.*]], ...)
; IS__CGSCC____-NEXT: ret i16 7
; ;
ret i16 %p1 ret i16 %p1
} }

llvm/test/Transforms/Attributor/IPConstantProp/arg-type-mismatch.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; This test is just to verify that we do not crash/assert due to mismatch in ; This test is just to verify that we do not crash/assert due to mismatch in
; argument type between the caller and callee. ; argument type between the caller and callee.
define dso_local i16 @foo(i16 %a) { define dso_local i16 @foo(i16 %a) {
; CHECK-LABEL: define {{[^@]+}}@foo ; CHECK-LABEL: define {{[^@]+}}@foo
; CHECK-SAME: (i16 [[A:%.*]]) ; CHECK-SAME: (i16 [[A:%.*]])
; CHECK-NEXT: [[CALL:%.*]] = call i16 bitcast (i16 (i16, i16)* @bar to i16 (i16, i32)*)(i16 [[A]], i32 7) ; CHECK-NEXT: [[CALL:%.*]] = call i16 bitcast (i16 (i16, i16)* @bar to i16 (i16, i32)*)(i16 [[A]], i32 7)
; CHECK-NEXT: ret i16 [[CALL]] ; CHECK-NEXT: ret i16 [[CALL]]
; ;
%call = call i16 bitcast (i16 (i16, i16) * @bar to i16 (i16, i32) *)(i16 %a, i32 7) %call = call i16 bitcast (i16 (i16, i16) * @bar to i16 (i16, i32) *)(i16 %a, i32 7)
ret i16 %call ret i16 %call
} }
define internal i16 @bar(i16 %p1, i16 %p2) { define internal i16 @bar(i16 %p1, i16 %p2) {
; CHECK-LABEL: define {{[^@]+}}@bar ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i16 [[P1:%.*]], i16 returned [[P2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar
; CHECK-NEXT: ret i16 [[P2]] ; IS__TUNIT____-SAME: (i16 [[P1:%.*]], i16 returned [[P2:%.*]])
; IS__TUNIT____-NEXT: ret i16 [[P2]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar
; IS__CGSCC____-SAME: (i16 [[P1:%.*]], i16 returned [[P2:%.*]])
; IS__CGSCC____-NEXT: ret i16 [[P2]]
; ;
ret i16 %p2 ret i16 %p2
} }

llvm/test/Transforms/Attributor/IPConstantProp/comdat-ipo.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; See PR26774 ; See PR26774
define i32 @baz() { define i32 @baz() {
; CHECK-LABEL: define {{[^@]+}}@baz() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 10 ; IS__TUNIT____-LABEL: define {{[^@]+}}@baz()
; IS__TUNIT____-NEXT: ret i32 10
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@baz()
; IS__CGSCC____-NEXT: ret i32 10
; ;
ret i32 10 ret i32 10
} }
; We can const-prop @baz's return value *into* @foo, but cannot ; We can const-prop @baz's return value *into* @foo, but cannot
; constprop @foo's return value into bar. ; constprop @foo's return value into bar.
define linkonce_odr i32 @foo() { define linkonce_odr i32 @foo() {
Show All 17 Lines

llvm/test/Transforms/Attributor/IPConstantProp/dangling-block-address.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR5569 ; PR5569
; IPSCCP should prove that the blocks are dead and delete them, and ; IPSCCP should prove that the blocks are dead and delete them, and
; properly handle the dangling blockaddress constants. ; properly handle the dangling blockaddress constants.
; NOT_CGSCC_OPM: @bar.l = internal constant [2 x i8*] [i8* inttoptr (i32 1 to i8*), i8* inttoptr (i32 1 to i8*)] ; NOT_CGSCC_OPM: @bar.l = internal constant [2 x i8*] [i8* inttoptr (i32 1 to i8*), i8* inttoptr (i32 1 to i8*)]
; IS__CGSCC_OPM: @bar.l = internal constant [2 x i8*] [i8* blockaddress(@bar, %lab0), i8* blockaddress(@bar, %end)] ; IS__CGSCC_OPM: @bar.l = internal constant [2 x i8*] [i8* blockaddress(@bar, %lab0), i8* blockaddress(@bar, %end)]
@code = global [5 x i32] [i32 0, i32 0, i32 0, i32 0, i32 1], align 4 ; <[5 x i32]*> [#uses=0] @code = global [5 x i32] [i32 0, i32 0, i32 0, i32 0, i32 1], align 4 ; <[5 x i32]*> [#uses=0]
@bar.l = internal constant [2 x i8*] [i8* blockaddress(@bar, %lab0), i8* blockaddress(@bar, %end)] ; <[2 x i8*]*> [#uses=1] @bar.l = internal constant [2 x i8*] [i8* blockaddress(@bar, %lab0), i8* blockaddress(@bar, %end)] ; <[2 x i8*]*> [#uses=1]
define internal void @foo(i32 %x) nounwind readnone { define internal void @foo(i32 %x) nounwind readnone {
; IS__CGSCC____: Function Attrs: nounwind readnone
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo ; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i32 [[X:%.*]]) ; IS__CGSCC____-SAME: (i32 [[X:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store volatile i32 -1, i32* [[B]], align 4 ; IS__CGSCC____-NEXT: store volatile i32 -1, i32* [[B]], align 4
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%b = alloca i32, align 4 ; <i32*> [#uses=1] %b = alloca i32, align 4 ; <i32*> [#uses=1]
store volatile i32 -1, i32* %b store volatile i32 -1, i32* %b
ret void ret void
} }
define internal void @bar(i32* nocapture %pc) nounwind readonly { define internal void @bar(i32* nocapture %pc) nounwind readonly {
; IS__CGSCC_OPM: Function Attrs: nounwind readonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@bar ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@bar
; IS__CGSCC_OPM-SAME: (i32* nocapture [[PC:%.*]]) ; IS__CGSCC_OPM-SAME: (i32* nocapture [[PC:%.*]])
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: br label [[INDIRECTGOTO:%.*]] ; IS__CGSCC_OPM-NEXT: br label [[INDIRECTGOTO:%.*]]
; IS__CGSCC_OPM: lab0: ; IS__CGSCC_OPM: lab0:
; IS__CGSCC_OPM-NEXT: [[INDVAR_NEXT:%.*]] = add i32 [[INDVAR:%.*]], 1 ; IS__CGSCC_OPM-NEXT: [[INDVAR_NEXT:%.*]] = add i32 [[INDVAR:%.*]], 1
; IS__CGSCC_OPM-NEXT: br label [[INDIRECTGOTO]] ; IS__CGSCC_OPM-NEXT: br label [[INDIRECTGOTO]]
; IS__CGSCC_OPM: end: ; IS__CGSCC_OPM: end:
Show All 21 Linesindirectgoto: ; preds = %lab0, %entry
%pc.addr.0 = getelementptr i32, i32* %pc, i32 %indvar ; <i32*> [#uses=1] %pc.addr.0 = getelementptr i32, i32* %pc, i32 %indvar ; <i32*> [#uses=1]
%tmp1.pn = load i32, i32* %pc.addr.0 ; <i32> [#uses=1] %tmp1.pn = load i32, i32* %pc.addr.0 ; <i32> [#uses=1]
%indirect.goto.dest.in = getelementptr inbounds [2 x i8*], [2 x i8*]* @bar.l, i32 0, i32 %tmp1.pn ; <i8**> [#uses=1] %indirect.goto.dest.in = getelementptr inbounds [2 x i8*], [2 x i8*]* @bar.l, i32 0, i32 %tmp1.pn ; <i8**> [#uses=1]
%indirect.goto.dest = load i8*, i8** %indirect.goto.dest.in ; <i8*> [#uses=1] %indirect.goto.dest = load i8*, i8** %indirect.goto.dest.in ; <i8*> [#uses=1]
indirectbr i8* %indirect.goto.dest, [label %lab0, label %end] indirectbr i8* %indirect.goto.dest, [label %lab0, label %end]
} }
define i32 @main() nounwind readnone { define i32 @main() nounwind readnone {
; CHECK-LABEL: define {{[^@]+}}@main() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@main()
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@main()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 0
; ;
entry: entry:
ret i32 0 ret i32 0
} }

llvm/test/Transforms/Attributor/IPConstantProp/deadarg.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define internal void @foo(i32 %X) { define internal void @foo(i32 %X) {
; CHECK-LABEL: define {{[^@]+}}@foo ; CHECK-LABEL: define {{[^@]+}}@foo
; CHECK-SAME: (i32 [[X:%.*]]) ; CHECK-SAME: (i32 [[X:%.*]])
; CHECK-NEXT: call void @foo(i32 [[X]]) ; CHECK-NEXT: call void @foo(i32 [[X]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @foo( i32 %X ) call void @foo( i32 %X )
ret void ret void
} }

llvm/test/Transforms/Attributor/IPConstantProp/fp-bc-icmp-const-fold.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "E-m:e-i64:64-n32:64" target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-bgq-linux" target triple = "powerpc64-bgq-linux"
define void @test(i32 signext %n) { define void @test(i32 signext %n) {
; CHECK-LABEL: define {{[^@]+}}@test ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone
; CHECK-SAME: (i32 signext [[N:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 signext [[N:%.*]])
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; CHECK: if.then: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.then:
; CHECK: if.end: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.end:
; CHECK: if.then2: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.then2:
; CHECK: if.end4: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.end4:
; CHECK: if.then9: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.then9:
; CHECK: if.then12: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.then12:
; CHECK: if.else14: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.else14:
; CHECK: do.body: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: do.body:
; CHECK: if.then33: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: if.then33:
; CHECK: cond.false.i28: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: cond.false.i28:
; CHECK: _ZN5boost4math4signIgEEiRKT_.exit30: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: _ZN5boost4math4signIgEEiRKT_.exit30:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone
; IS__CGSCC____-LABEL: define {{[^@]+}}@test
; IS__CGSCC____-SAME: (i32 signext [[N:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.then2:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.end4:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.then9:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.then12:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.else14:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: do.body:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.then33:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: cond.false.i28:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: _ZN5boost4math4signIgEEiRKT_.exit30:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
br i1 undef, label %if.then, label %if.end br i1 undef, label %if.then, label %if.end
if.then: ; preds = %entry if.then: ; preds = %entry
ret void ret void
Show All 38 Lines

llvm/test/Transforms/Attributor/IPConstantProp/global.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
@_ZL6test1g = internal global i32 42, align 4 @_ZL6test1g = internal global i32 42, align 4
define void @_Z7test1f1v() nounwind { define void @_Z7test1f1v() nounwind {
; CHECK-LABEL: define {{[^@]+}}@_Z7test1f1v() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@_Z7test1f1v()
; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* @_ZL6test1g, align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP]], 0 ; IS__TUNIT____-NEXT: [[TMP:%.*]] = load i32, i32* @_ZL6test1g, align 4
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP]], 0
; CHECK: if.then: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK-NEXT: store i32 0, i32* @_ZL6test1g, align 4 ; IS__TUNIT____: if.then:
; CHECK-NEXT: br label [[IF_END]] ; IS__TUNIT____-NEXT: store i32 0, i32* @_ZL6test1g, align 4
; CHECK: if.end: ; IS__TUNIT____-NEXT: br label [[IF_END]]
; CHECK-NEXT: ret void ; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@_Z7test1f1v()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP:%.*]] = load i32, i32* @_ZL6test1g, align 4
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP]], 0
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: store i32 0, i32* @_ZL6test1g, align 4
; IS__CGSCC____-NEXT: br label [[IF_END]]
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%tmp = load i32, i32* @_ZL6test1g, align 4 %tmp = load i32, i32* @_ZL6test1g, align 4
%cmp = icmp eq i32 %tmp, 0 %cmp = icmp eq i32 %tmp, 0
br i1 %cmp, label %if.then, label %if.end br i1 %cmp, label %if.then, label %if.end
if.then: ; preds = %entry if.then: ; preds = %entry
store i32 0, i32* @_ZL6test1g, align 4 store i32 0, i32* @_ZL6test1g, align 4
br label %if.end br label %if.end
if.end: ; preds = %if.then, %entry if.end: ; preds = %if.then, %entry
ret void ret void
} }
define i32 @_Z7test1f2v() nounwind { define i32 @_Z7test1f2v() nounwind {
; CHECK-LABEL: define {{[^@]+}}@_Z7test1f2v() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@_Z7test1f2v()
; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* @_ZL6test1g, align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret i32 [[TMP]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = load i32, i32* @_ZL6test1g, align 4
; IS__TUNIT____-NEXT: ret i32 [[TMP]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@_Z7test1f2v()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP:%.*]] = load i32, i32* @_ZL6test1g, align 4
; IS__CGSCC____-NEXT: ret i32 [[TMP]]
; ;
entry: entry:
%tmp = load i32, i32* @_ZL6test1g, align 4 %tmp = load i32, i32* @_ZL6test1g, align 4
ret i32 %tmp ret i32 %tmp
} }

llvm/test/Transforms/Attributor/IPConstantProp/multiple_callbacks.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; ;
; /---------------------------------------| ; /---------------------------------------|
; | /----------------------|----| ; | /----------------------|----|
Show All 25 Lines
; broker(cb1, cb2, cb2, 0, 1); ; broker(cb1, cb2, cb2, 0, 1);
; broker(cb3, cb2, cb3, 0, 1); ; broker(cb3, cb2, cb3, 0, 1);
; broker(cb4, cb4, cb4, 0, 1); ; broker(cb4, cb4, cb4, 0, 1);
; } ; }
; ;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define internal i32 @cb0(i32 %zero) { define internal i32 @cb0(i32 %zero) {
; CHECK-LABEL: define {{[^@]+}}@cb0 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[ZERO:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@cb0
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[ZERO:%.*]])
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cb0
; IS__CGSCC____-SAME: (i32 returned [[ZERO:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 0
; ;
entry: entry:
ret i32 %zero ret i32 %zero
} }
define internal i32 @cb1(i32 %unknown) { define internal i32 @cb1(i32 %unknown) {
; CHECK-LABEL: define {{[^@]+}}@cb1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[UNKNOWN:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@cb1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[UNKNOWN:%.*]])
; CHECK-NEXT: ret i32 [[UNKNOWN]] ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 [[UNKNOWN]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cb1
; IS__CGSCC____-SAME: (i32 returned [[UNKNOWN:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 [[UNKNOWN]]
; ;
entry: entry:
ret i32 %unknown ret i32 %unknown
} }
define internal i32 @cb2(i32 %unknown) { define internal i32 @cb2(i32 %unknown) {
; CHECK-LABEL: define {{[^@]+}}@cb2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[UNKNOWN:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@cb2
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[UNKNOWN:%.*]])
; CHECK-NEXT: ret i32 [[UNKNOWN]] ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 [[UNKNOWN]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cb2
; IS__CGSCC____-SAME: (i32 returned [[UNKNOWN:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 [[UNKNOWN]]
; ;
entry: entry:
%call = call i32 @cb0(i32 0) %call = call i32 @cb0(i32 0)
ret i32 %unknown ret i32 %unknown
} }
define internal i32 @cb3(i32 %unknown) { define internal i32 @cb3(i32 %unknown) {
; CHECK-LABEL: define {{[^@]+}}@cb3 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[UNKNOWN:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@cb3
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[UNKNOWN:%.*]])
; CHECK-NEXT: ret i32 [[UNKNOWN]] ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 [[UNKNOWN]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cb3
; IS__CGSCC____-SAME: (i32 returned [[UNKNOWN:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 [[UNKNOWN]]
; ;
entry: entry:
ret i32 %unknown ret i32 %unknown
} }
define internal i32 @cb4(i32 %unknown) { define internal i32 @cb4(i32 %unknown) {
; CHECK-LABEL: define {{[^@]+}}@cb4 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[UNKNOWN:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@cb4
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[UNKNOWN:%.*]])
; CHECK-NEXT: ret i32 [[UNKNOWN]] ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 [[UNKNOWN]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cb4
; IS__CGSCC____-SAME: (i32 returned [[UNKNOWN:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 [[UNKNOWN]]
; ;
entry: entry:
ret i32 %unknown ret i32 %unknown
} }
define void @foo() { define void @foo() {
; CHECK-LABEL: define {{[^@]+}}@foo() ; CHECK-LABEL: define {{[^@]+}}@foo()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
Show All 22 Lines

llvm/test/Transforms/Attributor/IPConstantProp/musttail-call.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR36485 ; PR36485
; musttail call result can't be replaced with a constant, unless the call can be removed ; musttail call result can't be replaced with a constant, unless the call can be removed
declare i32 @external() declare i32 @external()
▲ Show 20 Lines • Show All 71 Lines • ▼ Show 20 Lines;
%ca = musttail call i8* @start(i8 %v) %ca = musttail call i8* @start(i8 %v)
; Thus the result must be returned anyway ; Thus the result must be returned anyway
ret i8* %ca ret i8* %ca
} }
define internal i8* @no_side_effects(i8 %v) readonly nounwind { define internal i8* @no_side_effects(i8 %v) readonly nounwind {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@no_side_effects ; IS__CGSCC____-LABEL: define {{[^@]+}}@no_side_effects
; IS__CGSCC____-SAME: (i8 [[V:%.*]]) ; IS__CGSCC____-SAME: (i8 [[V:%.*]])
; IS__CGSCC____-NEXT: ret i8* null ; IS__CGSCC____-NEXT: ret i8* null
; ;
ret i8* null ret i8* null
} }
define internal i8* @dont_zap_me(i8 %v) { define internal i8* @dont_zap_me(i8 %v) {
Show All 13 Lines

llvm/test/Transforms/Attributor/IPConstantProp/naked-return.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
target triple = "i686-pc-windows-msvc19.0.24215" target triple = "i686-pc-windows-msvc19.0.24215"
define i32 @dipsy(i32, i32) local_unnamed_addr #0 { define i32 @dipsy(i32, i32) local_unnamed_addr #0 {
; CHECK: Function Attrs: naked
; CHECK-LABEL: define {{[^@]+}}@dipsy ; CHECK-LABEL: define {{[^@]+}}@dipsy
; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr ; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr
; CHECK-NEXT: BasicBlock0: ; CHECK-NEXT: BasicBlock0:
; CHECK-NEXT: call void asm "\0D\0Apushl %ebp\0D\0Amovl 8(%esp),%eax\0D\0Amovl 12(%esp), %ebp\0D\0Acalll *%eax\0D\0Apopl %ebp\0D\0Aretl\0D\0A", ""() ; CHECK-NEXT: call void asm "\0D\0Apushl %ebp\0D\0Amovl 8(%esp),%eax\0D\0Amovl 12(%esp), %ebp\0D\0Acalll *%eax\0D\0Apopl %ebp\0D\0Aretl\0D\0A", ""()
; CHECK-NEXT: ret i32 0 ; CHECK-NEXT: ret i32 0
; ;
BasicBlock0: BasicBlock0:
call void asm "\0D\0Apushl %ebp\0D\0Amovl 8(%esp),%eax\0D\0Amovl 12(%esp), %ebp\0D\0Acalll *%eax\0D\0Apopl %ebp\0D\0Aretl\0D\0A", ""() call void asm "\0D\0Apushl %ebp\0D\0Amovl 8(%esp),%eax\0D\0Amovl 12(%esp), %ebp\0D\0Acalll *%eax\0D\0Apopl %ebp\0D\0Aretl\0D\0A", ""()
ret i32 0 ret i32 0
} }
define void @tinkywinky(i32, i32, i32) local_unnamed_addr #0 { define void @tinkywinky(i32, i32, i32) local_unnamed_addr #0 {
; CHECK: Function Attrs: naked
; CHECK-LABEL: define {{[^@]+}}@tinkywinky ; CHECK-LABEL: define {{[^@]+}}@tinkywinky
; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32 [[TMP2:%.*]]) local_unnamed_addr ; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32 [[TMP2:%.*]]) local_unnamed_addr
; CHECK-NEXT: BasicBlock1: ; CHECK-NEXT: BasicBlock1:
; CHECK-NEXT: call void asm "\0D\0A movl 12(%esp), %ebp\0D\0A movl 4(%esp), %eax\0D\0A movl 8(%esp), %esp\0D\0A jmpl *%eax\0D\0A", ""() ; CHECK-NEXT: call void asm "\0D\0A movl 12(%esp), %ebp\0D\0A movl 4(%esp), %eax\0D\0A movl 8(%esp), %esp\0D\0A jmpl *%eax\0D\0A", ""()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
BasicBlock1: BasicBlock1:
call void asm "\0D\0A movl 12(%esp), %ebp\0D\0A movl 4(%esp), %eax\0D\0A movl 8(%esp), %esp\0D\0A jmpl *%eax\0D\0A", ""() call void asm "\0D\0A movl 12(%esp), %ebp\0D\0A movl 4(%esp), %eax\0D\0A movl 8(%esp), %esp\0D\0A jmpl *%eax\0D\0A", ""()
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llvm/test/Transforms/Attributor/IPConstantProp/openmp_parallel_for.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; void bar(int, float, double); ; void bar(int, float, double);
; ;
; void foo(int N) { ; void foo(int N) {
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llvm/test/Transforms/Attributor/IPConstantProp/pthreads.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; #include <pthread.h> ; #include <pthread.h>
; ;
; void *GlobalVPtr; ; void *GlobalVPtr;
▲ Show 20 Lines • Show All 52 Lines • ▼ Show 20 Linesentry:
%call2 = call i32 @pthread_create(i64* nonnull %thread, %union.pthread_attr_t* null, i8* (i8*)* nonnull @baz, i8* nocapture %alloc1) %call2 = call i32 @pthread_create(i64* nonnull %thread, %union.pthread_attr_t* null, i8* (i8*)* nonnull @baz, i8* nocapture %alloc1)
%call3 = call i32 @pthread_create(i64* nonnull %thread, %union.pthread_attr_t* null, i8* (i8*)* nonnull @buz, i8* %alloc2) %call3 = call i32 @pthread_create(i64* nonnull %thread, %union.pthread_attr_t* null, i8* (i8*)* nonnull @buz, i8* %alloc2)
ret i32 0 ret i32 0
} }
declare !callback !0 dso_local i32 @pthread_create(i64*, %union.pthread_attr_t*, i8* (i8*)*, i8*) declare !callback !0 dso_local i32 @pthread_create(i64*, %union.pthread_attr_t*, i8* (i8*)*, i8*)
define internal i8* @foo(i8* %arg) { define internal i8* @foo(i8* %arg) {
; CHECK-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* noalias nofree readnone returned align 536870912 "no-capture-maybe-returned" [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i8* noalias nofree readnone returned align 536870912 "no-capture-maybe-returned" [[ARG:%.*]])
; CHECK-NEXT: ret i8* null ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i8* null
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i8* noalias nofree readnone returned align 536870912 "no-capture-maybe-returned" [[ARG:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i8* null
; ;
entry: entry:
ret i8* %arg ret i8* %arg
} }
define internal i8* @bar(i8* %arg) { define internal i8* @bar(i8* %arg) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@bar ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar
; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone returned align 8 dereferenceable(8) "no-capture-maybe-returned" [[ARG:%.*]]) ; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone returned align 8 dereferenceable(8) "no-capture-maybe-returned" [[ARG:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i8* bitcast (i8** @GlobalVPtr to i8*) ; IS__TUNIT____-NEXT: ret i8* bitcast (i8** @GlobalVPtr to i8*)
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar ; IS__CGSCC____-LABEL: define {{[^@]+}}@bar
; IS__CGSCC____-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[ARG:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i8* bitcast (i8** @GlobalVPtr to i8*) ; IS__CGSCC____-NEXT: ret i8* bitcast (i8** @GlobalVPtr to i8*)
; ;
entry: entry:
ret i8* %arg ret i8* %arg
} }
define internal i8* @baz(i8* %arg) { define internal i8* @baz(i8* %arg) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@baz ; IS__TUNIT____-LABEL: define {{[^@]+}}@baz
; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]]) ; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i8* [[ARG]] ; IS__TUNIT____-NEXT: ret i8* [[ARG]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@baz ; IS__CGSCC____-LABEL: define {{[^@]+}}@baz
; IS__CGSCC____-SAME: (i8* nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i8* nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i8* [[ARG]] ; IS__CGSCC____-NEXT: ret i8* [[ARG]]
; ;
entry: entry:
ret i8* %arg ret i8* %arg
} }
define internal i8* @buz(i8* %arg) { define internal i8* @buz(i8* %arg) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@buz ; IS__TUNIT____-LABEL: define {{[^@]+}}@buz
; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]]) ; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i8* [[ARG]] ; IS__TUNIT____-NEXT: ret i8* [[ARG]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@buz ; IS__CGSCC____-LABEL: define {{[^@]+}}@buz
; IS__CGSCC____-SAME: (i8* nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i8* nofree nonnull readnone returned align 8 dereferenceable(1) "no-capture-maybe-returned" [[ARG:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i8* [[ARG]] ; IS__CGSCC____-NEXT: ret i8* [[ARG]]
; ;
entry: entry:
ret i8* %arg ret i8* %arg
} }
!1 = !{i64 2, i64 3, i1 false} !1 = !{i64 2, i64 3, i1 false}
!0 = !{!1} !0 = !{!1}

llvm/test/Transforms/Attributor/IPConstantProp/recursion.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; CHECK-NOT: %X ; CHECK-NOT: %X
define internal i32 @foo(i32 %X) { define internal i32 @foo(i32 %X) {
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo() ; IS__CGSCC____-LABEL: define {{[^@]+}}@foo()
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
%Y = call i32 @foo( i32 %X ) ; <i32> [#uses=1] %Y = call i32 @foo( i32 %X ) ; <i32> [#uses=1]
%Z = add i32 %Y, 1 ; <i32> [#uses=1] %Z = add i32 %Y, 1 ; <i32> [#uses=1]
ret i32 %Z ret i32 %Z
} }
define void @bar() { define void @bar() {
; CHECK-LABEL: define {{[^@]+}}@bar() ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar()
; IS__CGSCC____-NEXT: unreachable
; ;
call i32 @foo( i32 17 ) ; <i32>:1 [#uses=0] call i32 @foo( i32 17 ) ; <i32>:1 [#uses=0]
ret void ret void
} }

llvm/test/Transforms/Attributor/IPConstantProp/remove-call-inst.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; PR5596 ; PR5596
; IPSCCP should propagate the 0 argument, eliminate the switch, and propagate ; IPSCCP should propagate the 0 argument, eliminate the switch, and propagate
; the result. ; the result.
; FIXME: Remove obsolete calls/instructions ; FIXME: Remove obsolete calls/instructions
define i32 @main() noreturn nounwind { define i32 @main() noreturn nounwind {
; CHECK-LABEL: define {{[^@]+}}@main() ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@main()
; CHECK-NEXT: ret i32 123 ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 123
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@main()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 123
; ;
entry: entry:
%call2 = tail call i32 @wwrite(i64 0) nounwind %call2 = tail call i32 @wwrite(i64 0) nounwind
ret i32 %call2 ret i32 %call2
} }
define internal i32 @wwrite(i64 %i) nounwind readnone { define internal i32 @wwrite(i64 %i) nounwind readnone {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@wwrite() ; IS__CGSCC____-LABEL: define {{[^@]+}}@wwrite()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [ ; IS__CGSCC____-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [
; IS__CGSCC____-NEXT: i64 3, label [[RETURN:%.*]] ; IS__CGSCC____-NEXT: i64 3, label [[RETURN:%.*]]
; IS__CGSCC____-NEXT: i64 10, label [[RETURN]] ; IS__CGSCC____-NEXT: i64 10, label [[RETURN]]
; IS__CGSCC____-NEXT: ] ; IS__CGSCC____-NEXT: ]
; IS__CGSCC____: sw.default: ; IS__CGSCC____: sw.default:
; IS__CGSCC____-NEXT: ret i32 123 ; IS__CGSCC____-NEXT: ret i32 123
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llvm/test/Transforms/Attributor/IPConstantProp/return-argument.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
;; This function returns its second argument on all return statements ;; This function returns its second argument on all return statements
define internal i32* @incdec(i1 %C, i32* %V) { define internal i32* @incdec(i1 %C, i32* %V) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@incdec ; IS__TUNIT____-LABEL: define {{[^@]+}}@incdec
; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* noalias nofree nonnull returned align 4 dereferenceable(4) "no-capture-maybe-returned" [[V:%.*]]) ; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* noalias nofree nonnull returned align 4 dereferenceable(4) "no-capture-maybe-returned" [[V:%.*]])
; IS__TUNIT____-NEXT: [[X:%.*]] = load i32, i32* [[V]], align 4 ; IS__TUNIT____-NEXT: [[X:%.*]] = load i32, i32* [[V]], align 4
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT____: T: ; IS__TUNIT____: T:
; IS__TUNIT____-NEXT: [[X1:%.*]] = add i32 [[X]], 1 ; IS__TUNIT____-NEXT: [[X1:%.*]] = add i32 [[X]], 1
; IS__TUNIT____-NEXT: store i32 [[X1]], i32* [[V]], align 4 ; IS__TUNIT____-NEXT: store i32 [[X1]], i32* [[V]], align 4
; IS__TUNIT____-NEXT: ret i32* [[V]] ; IS__TUNIT____-NEXT: ret i32* [[V]]
; IS__TUNIT____: F: ; IS__TUNIT____: F:
; IS__TUNIT____-NEXT: [[X2:%.*]] = sub i32 [[X]], 1 ; IS__TUNIT____-NEXT: [[X2:%.*]] = sub i32 [[X]], 1
; IS__TUNIT____-NEXT: store i32 [[X2]], i32* [[V]], align 4 ; IS__TUNIT____-NEXT: store i32 [[X2]], i32* [[V]], align 4
; IS__TUNIT____-NEXT: ret i32* [[V]] ; IS__TUNIT____-NEXT: ret i32* [[V]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@incdec ; IS__CGSCC____-LABEL: define {{[^@]+}}@incdec
; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nofree nonnull returned align 4 dereferenceable(4) "no-capture-maybe-returned" [[V:%.*]]) ; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nofree nonnull returned align 4 dereferenceable(4) "no-capture-maybe-returned" [[V:%.*]])
; IS__CGSCC____-NEXT: [[X:%.*]] = load i32, i32* [[V]], align 4 ; IS__CGSCC____-NEXT: [[X:%.*]] = load i32, i32* [[V]], align 4
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: T: ; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: [[X1:%.*]] = add i32 [[X]], 1 ; IS__CGSCC____-NEXT: [[X1:%.*]] = add i32 [[X]], 1
; IS__CGSCC____-NEXT: store i32 [[X1]], i32* [[V]], align 4 ; IS__CGSCC____-NEXT: store i32 [[X1]], i32* [[V]], align 4
; IS__CGSCC____-NEXT: ret i32* [[V]] ; IS__CGSCC____-NEXT: ret i32* [[V]]
Show All 14 LinesF: ; preds = %0
%X2 = sub i32 %X, 1 %X2 = sub i32 %X, 1
store i32 %X2, i32* %V store i32 %X2, i32* %V
ret i32* %V ret i32* %V
} }
;; This function returns its first argument as a part of a multiple return ;; This function returns its first argument as a part of a multiple return
;; value ;; value
define internal { i32, i32 } @foo(i32 %A, i32 %B) { define internal { i32, i32 } @foo(i32 %A, i32 %B) {
; CHECK-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; CHECK-NEXT: [[X:%.*]] = add i32 [[A]], [[B]] ; IS__TUNIT____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]])
; CHECK-NEXT: [[Y:%.*]] = insertvalue { i32, i32 } undef, i32 [[A]], 0 ; IS__TUNIT____-NEXT: [[X:%.*]] = add i32 [[A]], [[B]]
; CHECK-NEXT: [[Z:%.*]] = insertvalue { i32, i32 } [[Y]], i32 [[X]], 1 ; IS__TUNIT____-NEXT: [[Y:%.*]] = insertvalue { i32, i32 } undef, i32 [[A]], 0
; CHECK-NEXT: ret { i32, i32 } [[Z]] ; IS__TUNIT____-NEXT: [[Z:%.*]] = insertvalue { i32, i32 } [[Y]], i32 [[X]], 1
; IS__TUNIT____-NEXT: ret { i32, i32 } [[Z]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]])
; IS__CGSCC____-NEXT: [[X:%.*]] = add i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: [[Y:%.*]] = insertvalue { i32, i32 } undef, i32 [[A]], 0
; IS__CGSCC____-NEXT: [[Z:%.*]] = insertvalue { i32, i32 } [[Y]], i32 [[X]], 1
; IS__CGSCC____-NEXT: ret { i32, i32 } [[Z]]
; ;
%X = add i32 %A, %B %X = add i32 %A, %B
%Y = insertvalue { i32, i32 } undef, i32 %A, 0 %Y = insertvalue { i32, i32 } undef, i32 %A, 0
%Z = insertvalue { i32, i32 } %Y, i32 %X, 1 %Z = insertvalue { i32, i32 } %Y, i32 %X, 1
ret { i32, i32 } %Z ret { i32, i32 } %Z
} }
define void @caller(i1 %C) personality i32 (...)* @__gxx_personality_v0 { define void @caller(i1 %C) personality i32 (...)* @__gxx_personality_v0 {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@caller ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller
; IS__TUNIT____-SAME: (i1 [[C:%.*]]) #2 personality i32 (...)* @__gxx_personality_v0 ; IS__TUNIT____-SAME: (i1 [[C:%.*]]) #2 personality i32 (...)* @__gxx_personality_v0
; IS__TUNIT____-NEXT: [[Q:%.*]] = alloca i32, align 4 ; IS__TUNIT____-NEXT: [[Q:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: [[W:%.*]] = call align 4 i32* @incdec(i1 [[C]], i32* noalias nofree nonnull align 4 dereferenceable(4) "no-capture-maybe-returned" [[Q]]) ; IS__TUNIT____-NEXT: [[W:%.*]] = call align 4 i32* @incdec(i1 [[C]], i32* noalias nofree nonnull align 4 dereferenceable(4) "no-capture-maybe-returned" [[Q]])
; IS__TUNIT____-NEXT: [[S1:%.*]] = call { i32, i32 } @foo(i32 1, i32 2) ; IS__TUNIT____-NEXT: [[S1:%.*]] = call { i32, i32 } @foo(i32 1, i32 2)
; IS__TUNIT____-NEXT: [[X1:%.*]] = extractvalue { i32, i32 } [[S1]], 0 ; IS__TUNIT____-NEXT: [[X1:%.*]] = extractvalue { i32, i32 } [[S1]], 0
; IS__TUNIT____-NEXT: [[S2:%.*]] = call { i32, i32 } @foo(i32 3, i32 4) ; IS__TUNIT____-NEXT: [[S2:%.*]] = call { i32, i32 } @foo(i32 3, i32 4)
; IS__TUNIT____-NEXT: br label [[OK:%.*]] ; IS__TUNIT____-NEXT: br label [[OK:%.*]]
; IS__TUNIT____: OK: ; IS__TUNIT____: OK:
; IS__TUNIT____-NEXT: [[X2:%.*]] = extractvalue { i32, i32 } [[S2]], 0 ; IS__TUNIT____-NEXT: [[X2:%.*]] = extractvalue { i32, i32 } [[S2]], 0
; IS__TUNIT____-NEXT: [[Z:%.*]] = add i32 [[X1]], [[X2]] ; IS__TUNIT____-NEXT: [[Z:%.*]] = add i32 [[X1]], [[X2]]
; IS__TUNIT____-NEXT: store i32 [[Z]], i32* [[W]], align 4 ; IS__TUNIT____-NEXT: store i32 [[Z]], i32* [[W]], align 4
; IS__TUNIT____-NEXT: br label [[RET:%.*]] ; IS__TUNIT____-NEXT: br label [[RET:%.*]]
; IS__TUNIT____: LPAD: ; IS__TUNIT____: LPAD:
; IS__TUNIT____-NEXT: unreachable ; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: RET: ; IS__TUNIT____: RET:
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller ; IS__CGSCC____-LABEL: define {{[^@]+}}@caller
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) #1 personality i32 (...)* @__gxx_personality_v0 ; IS__CGSCC____-SAME: (i1 [[C:%.*]]) #1 personality i32 (...)* @__gxx_personality_v0
; IS__CGSCC____-NEXT: [[Q:%.*]] = alloca i32, align 4 ; IS__CGSCC____-NEXT: [[Q:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: [[W:%.*]] = call align 4 i32* @incdec(i1 [[C]], i32* noalias nofree nonnull align 4 dereferenceable(4) [[Q]]) ; IS__CGSCC____-NEXT: [[W:%.*]] = call align 4 i32* @incdec(i1 [[C]], i32* noalias nofree nonnull align 4 dereferenceable(4) [[Q]])
; IS__CGSCC____-NEXT: [[S1:%.*]] = call { i32, i32 } @foo(i32 1, i32 2) ; IS__CGSCC____-NEXT: [[S1:%.*]] = call { i32, i32 } @foo(i32 1, i32 2)
; IS__CGSCC____-NEXT: [[X1:%.*]] = extractvalue { i32, i32 } [[S1]], 0 ; IS__CGSCC____-NEXT: [[X1:%.*]] = extractvalue { i32, i32 } [[S1]], 0
; IS__CGSCC____-NEXT: [[S2:%.*]] = call { i32, i32 } @foo(i32 3, i32 4) ; IS__CGSCC____-NEXT: [[S2:%.*]] = call { i32, i32 } @foo(i32 3, i32 4)
; IS__CGSCC____-NEXT: br label [[OK:%.*]] ; IS__CGSCC____-NEXT: br label [[OK:%.*]]
Show All 37 Lines

llvm/test/Transforms/Attributor/IPConstantProp/return-constant.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; FIXME: icmp folding is missing ; FIXME: icmp folding is missing
define i1 @invokecaller(i1 %C) personality i32 (...)* @__gxx_personality_v0 { define i1 @invokecaller(i1 %C) personality i32 (...)* @__gxx_personality_v0 {
; CHECK-LABEL: define {{[^@]+}}@invokecaller ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) #0 personality i32 (...)* @__gxx_personality_v0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@invokecaller
; CHECK-NEXT: [[X:%.*]] = call i32 @foo(i1 [[C]]) ; IS__TUNIT____-SAME: (i1 [[C:%.*]]) #0 personality i32 (...)* @__gxx_personality_v0
; CHECK-NEXT: br label [[OK:%.*]] ; IS__TUNIT____-NEXT: [[X:%.*]] = call i32 @foo(i1 [[C]])
; CHECK: OK: ; IS__TUNIT____-NEXT: br label [[OK:%.*]]
; CHECK-NEXT: ret i1 true ; IS__TUNIT____: OK:
; CHECK: FAIL: ; IS__TUNIT____-NEXT: ret i1 true
; CHECK-NEXT: unreachable ; IS__TUNIT____: FAIL:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@invokecaller
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) #0 personality i32 (...)* @__gxx_personality_v0
; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @foo(i1 [[C]])
; IS__CGSCC____-NEXT: br label [[OK:%.*]]
; IS__CGSCC____: OK:
; IS__CGSCC____-NEXT: ret i1 true
; IS__CGSCC____: FAIL:
; IS__CGSCC____-NEXT: unreachable
; ;
%X = invoke i32 @foo( i1 %C ) to label %OK unwind label %FAIL ; <i32> [#uses=1] %X = invoke i32 @foo( i1 %C ) to label %OK unwind label %FAIL ; <i32> [#uses=1]
OK: OK:
%Y = icmp ne i32 %X, 0 ; <i1> [#uses=1] %Y = icmp ne i32 %X, 0 ; <i1> [#uses=1]
ret i1 %Y ret i1 %Y
FAIL: FAIL:
%exn = landingpad {i8*, i32} %exn = landingpad {i8*, i32}
cleanup cleanup
ret i1 false ret i1 false
} }
define internal i32 @foo(i1 %C) { define internal i32 @foo(i1 %C) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; IS__TUNIT____-SAME: (i1 [[C:%.*]]) ; IS__TUNIT____-SAME: (i1 [[C:%.*]])
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT____: T: ; IS__TUNIT____: T:
; IS__TUNIT____-NEXT: ret i32 undef ; IS__TUNIT____-NEXT: ret i32 undef
; IS__TUNIT____: F: ; IS__TUNIT____: F:
; IS__TUNIT____-NEXT: ret i32 undef ; IS__TUNIT____-NEXT: ret i32 undef
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo ; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) ; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: T: ; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: ret i32 52 ; IS__CGSCC____-NEXT: ret i32 52
; IS__CGSCC____: F: ; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: ret i32 52 ; IS__CGSCC____-NEXT: ret i32 52
; ;
br i1 %C, label %T, label %F br i1 %C, label %T, label %F
T: ; preds = %0 T: ; preds = %0
ret i32 52 ret i32 52
F: ; preds = %0 F: ; preds = %0
ret i32 52 ret i32 52
} }
define i1 @caller(i1 %C) { define i1 @caller(i1 %C) {
; CHECK-LABEL: define {{[^@]+}}@caller ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller
; CHECK-NEXT: ret i1 true ; IS__TUNIT____-SAME: (i1 [[C:%.*]])
; IS__TUNIT____-NEXT: ret i1 true
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller
; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: ret i1 true
; ;
%X = call i32 @foo( i1 %C ) ; <i32> [#uses=1] %X = call i32 @foo( i1 %C ) ; <i32> [#uses=1]
%Y = icmp ne i32 %X, 0 ; <i1> [#uses=1] %Y = icmp ne i32 %X, 0 ; <i1> [#uses=1]
ret i1 %Y ret i1 %Y
} }
declare i32 @__gxx_personality_v0(...) declare i32 @__gxx_personality_v0(...)

llvm/test/Transforms/Attributor/IPConstantProp/return-constants.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
;; FIXME: support for extractvalue and insertvalue missing. ;; FIXME: support for extractvalue and insertvalue missing.
%0 = type { i32, i32 } %0 = type { i32, i32 }
define internal %0 @foo(i1 %Q) { define internal %0 @foo(i1 %Q) {
; CHECK-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; CHECK-NEXT: br i1 [[Q]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-SAME: (i1 [[Q:%.*]])
; CHECK: T: ; IS__TUNIT____-NEXT: br i1 [[Q]], label [[T:%.*]], label [[F:%.*]]
; CHECK-NEXT: [[MRV:%.*]] = insertvalue [[TMP0:%.*]] undef, i32 21, 0 ; IS__TUNIT____: T:
; CHECK-NEXT: [[MRV1:%.*]] = insertvalue [[TMP0]] %mrv, i32 22, 1 ; IS__TUNIT____-NEXT: [[MRV:%.*]] = insertvalue [[TMP0:%.*]] undef, i32 21, 0
; CHECK-NEXT: ret [[TMP0]] %mrv1 ; IS__TUNIT____-NEXT: [[MRV1:%.*]] = insertvalue [[TMP0]] %mrv, i32 22, 1
; CHECK: F: ; IS__TUNIT____-NEXT: ret [[TMP0]] %mrv1
; CHECK-NEXT: [[MRV2:%.*]] = insertvalue [[TMP0]] undef, i32 21, 0 ; IS__TUNIT____: F:
; CHECK-NEXT: [[MRV3:%.*]] = insertvalue [[TMP0]] %mrv2, i32 23, 1 ; IS__TUNIT____-NEXT: [[MRV2:%.*]] = insertvalue [[TMP0]] undef, i32 21, 0
; CHECK-NEXT: ret [[TMP0]] %mrv3 ; IS__TUNIT____-NEXT: [[MRV3:%.*]] = insertvalue [[TMP0]] %mrv2, i32 23, 1
; IS__TUNIT____-NEXT: ret [[TMP0]] %mrv3
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i1 [[Q:%.*]])
; IS__CGSCC____-NEXT: br i1 [[Q]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: [[MRV:%.*]] = insertvalue [[TMP0:%.*]] undef, i32 21, 0
; IS__CGSCC____-NEXT: [[MRV1:%.*]] = insertvalue [[TMP0]] %mrv, i32 22, 1
; IS__CGSCC____-NEXT: ret [[TMP0]] %mrv1
; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: [[MRV2:%.*]] = insertvalue [[TMP0]] undef, i32 21, 0
; IS__CGSCC____-NEXT: [[MRV3:%.*]] = insertvalue [[TMP0]] %mrv2, i32 23, 1
; IS__CGSCC____-NEXT: ret [[TMP0]] %mrv3
; ;
br i1 %Q, label %T, label %F br i1 %Q, label %T, label %F
T: ; preds = %0 T: ; preds = %0
%mrv = insertvalue %0 undef, i32 21, 0 %mrv = insertvalue %0 undef, i32 21, 0
%mrv1 = insertvalue %0 %mrv, i32 22, 1 %mrv1 = insertvalue %0 %mrv, i32 22, 1
ret %0 %mrv1 ret %0 %mrv1
F: ; preds = %0 F: ; preds = %0
%mrv2 = insertvalue %0 undef, i32 21, 0 %mrv2 = insertvalue %0 undef, i32 21, 0
%mrv3 = insertvalue %0 %mrv2, i32 23, 1 %mrv3 = insertvalue %0 %mrv2, i32 23, 1
ret %0 %mrv3 ret %0 %mrv3
} }
define internal %0 @bar(i1 %Q) { define internal %0 @bar(i1 %Q) {
; CHECK-LABEL: define {{[^@]+}}@bar ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar
; CHECK-NEXT: [[A:%.*]] = insertvalue [[TMP0:%.*]] undef, i32 21, 0 ; IS__TUNIT____-SAME: (i1 [[Q:%.*]])
; CHECK-NEXT: br i1 [[Q]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-NEXT: [[A:%.*]] = insertvalue [[TMP0:%.*]] undef, i32 21, 0
; CHECK: T: ; IS__TUNIT____-NEXT: br i1 [[Q]], label [[T:%.*]], label [[F:%.*]]
; CHECK-NEXT: [[B:%.*]] = insertvalue [[TMP0]] %A, i32 22, 1 ; IS__TUNIT____: T:
; CHECK-NEXT: ret [[TMP0]] %B ; IS__TUNIT____-NEXT: [[B:%.*]] = insertvalue [[TMP0]] %A, i32 22, 1
; CHECK: F: ; IS__TUNIT____-NEXT: ret [[TMP0]] %B
; CHECK-NEXT: [[C:%.*]] = insertvalue [[TMP0]] %A, i32 23, 1 ; IS__TUNIT____: F:
; CHECK-NEXT: ret [[TMP0]] %C ; IS__TUNIT____-NEXT: [[C:%.*]] = insertvalue [[TMP0]] %A, i32 23, 1
; IS__TUNIT____-NEXT: ret [[TMP0]] %C
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar
; IS__CGSCC____-SAME: (i1 [[Q:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = insertvalue [[TMP0:%.*]] undef, i32 21, 0
; IS__CGSCC____-NEXT: br i1 [[Q]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: [[B:%.*]] = insertvalue [[TMP0]] %A, i32 22, 1
; IS__CGSCC____-NEXT: ret [[TMP0]] %B
; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: [[C:%.*]] = insertvalue [[TMP0]] %A, i32 23, 1
; IS__CGSCC____-NEXT: ret [[TMP0]] %C
; ;
%A = insertvalue %0 undef, i32 21, 0 %A = insertvalue %0 undef, i32 21, 0
br i1 %Q, label %T, label %F br i1 %Q, label %T, label %F
T: ; preds = %0 T: ; preds = %0
%B = insertvalue %0 %A, i32 22, 1 %B = insertvalue %0 %A, i32 22, 1
ret %0 %B ret %0 %B
F: ; preds = %0 F: ; preds = %0
%C = insertvalue %0 %A, i32 23, 1 %C = insertvalue %0 %A, i32 23, 1
ret %0 %C ret %0 %C
} }
define %0 @caller(i1 %Q) { define %0 @caller(i1 %Q) {
; CHECK-LABEL: define {{[^@]+}}@caller ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller
; CHECK-NEXT: [[X:%.*]] = call [[TMP0:%.*]] @foo(i1 [[Q]]) ; IS__TUNIT____-SAME: (i1 [[Q:%.*]])
; CHECK-NEXT: ret [[TMP0]] %X ; IS__TUNIT____-NEXT: [[X:%.*]] = call [[TMP0:%.*]] @foo(i1 [[Q]])
; IS__TUNIT____-NEXT: ret [[TMP0]] %X
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller
; IS__CGSCC____-SAME: (i1 [[Q:%.*]])
; IS__CGSCC____-NEXT: [[X:%.*]] = call [[TMP0:%.*]] @foo(i1 [[Q]])
; IS__CGSCC____-NEXT: ret [[TMP0]] %X
; ;
%X = call %0 @foo(i1 %Q) %X = call %0 @foo(i1 %Q)
%A = extractvalue %0 %X, 0 %A = extractvalue %0 %X, 0
%B = extractvalue %0 %X, 1 %B = extractvalue %0 %X, 1
%Y = call %0 @bar(i1 %Q) %Y = call %0 @bar(i1 %Q)
%C = extractvalue %0 %Y, 0 %C = extractvalue %0 %Y, 0
%D = extractvalue %0 %Y, 1 %D = extractvalue %0 %Y, 1
%M = add i32 %A, %C %M = add i32 %A, %C
%N = add i32 %B, %D %N = add i32 %B, %D
ret %0 %X ret %0 %X
} }
; Similar to @caller but the result of both calls are actually used. ; Similar to @caller but the result of both calls are actually used.
define i32 @caller2(i1 %Q) { define i32 @caller2(i1 %Q) {
; CHECK-LABEL: define {{[^@]+}}@caller2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2
; CHECK-NEXT: [[X:%.*]] = call [[TMP0:%.*]] @foo(i1 [[Q]]) ; IS__TUNIT____-SAME: (i1 [[Q:%.*]])
; CHECK-NEXT: [[A:%.*]] = extractvalue [[TMP0]] %X, 0 ; IS__TUNIT____-NEXT: [[X:%.*]] = call [[TMP0:%.*]] @foo(i1 [[Q]])
; CHECK-NEXT: [[B:%.*]] = extractvalue [[TMP0]] %X, 1 ; IS__TUNIT____-NEXT: [[A:%.*]] = extractvalue [[TMP0]] %X, 0
; CHECK-NEXT: [[Y:%.*]] = call [[TMP0]] @bar(i1 [[Q]]) ; IS__TUNIT____-NEXT: [[B:%.*]] = extractvalue [[TMP0]] %X, 1
; CHECK-NEXT: [[C:%.*]] = extractvalue [[TMP0]] %Y, 0 ; IS__TUNIT____-NEXT: [[Y:%.*]] = call [[TMP0]] @bar(i1 [[Q]])
; CHECK-NEXT: [[D:%.*]] = extractvalue [[TMP0]] %Y, 1 ; IS__TUNIT____-NEXT: [[C:%.*]] = extractvalue [[TMP0]] %Y, 0
; CHECK-NEXT: [[M:%.*]] = add i32 [[A]], [[C]] ; IS__TUNIT____-NEXT: [[D:%.*]] = extractvalue [[TMP0]] %Y, 1
; CHECK-NEXT: [[N:%.*]] = add i32 [[B]], [[D]] ; IS__TUNIT____-NEXT: [[M:%.*]] = add i32 [[A]], [[C]]
; CHECK-NEXT: [[R:%.*]] = add i32 [[N]], [[M]] ; IS__TUNIT____-NEXT: [[N:%.*]] = add i32 [[B]], [[D]]
; CHECK-NEXT: ret i32 [[R]] ; IS__TUNIT____-NEXT: [[R:%.*]] = add i32 [[N]], [[M]]
; IS__TUNIT____-NEXT: ret i32 [[R]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2
; IS__CGSCC____-SAME: (i1 [[Q:%.*]])
; IS__CGSCC____-NEXT: [[X:%.*]] = call [[TMP0:%.*]] @foo(i1 [[Q]])
; IS__CGSCC____-NEXT: [[A:%.*]] = extractvalue [[TMP0]] %X, 0
; IS__CGSCC____-NEXT: [[B:%.*]] = extractvalue [[TMP0]] %X, 1
; IS__CGSCC____-NEXT: [[Y:%.*]] = call [[TMP0]] @bar(i1 [[Q]])
; IS__CGSCC____-NEXT: [[C:%.*]] = extractvalue [[TMP0]] %Y, 0
; IS__CGSCC____-NEXT: [[D:%.*]] = extractvalue [[TMP0]] %Y, 1
; IS__CGSCC____-NEXT: [[M:%.*]] = add i32 [[A]], [[C]]
; IS__CGSCC____-NEXT: [[N:%.*]] = add i32 [[B]], [[D]]
; IS__CGSCC____-NEXT: [[R:%.*]] = add i32 [[N]], [[M]]
; IS__CGSCC____-NEXT: ret i32 [[R]]
; ;
%X = call %0 @foo(i1 %Q) %X = call %0 @foo(i1 %Q)
%A = extractvalue %0 %X, 0 %A = extractvalue %0 %X, 0
%B = extractvalue %0 %X, 1 %B = extractvalue %0 %X, 1
%Y = call %0 @bar(i1 %Q) %Y = call %0 @bar(i1 %Q)
%C = extractvalue %0 %Y, 0 %C = extractvalue %0 %Y, 0
%D = extractvalue %0 %Y, 1 %D = extractvalue %0 %Y, 1
%M = add i32 %A, %C %M = add i32 %A, %C
;; Check that the second return values didn't get propagated ;; Check that the second return values didn't get propagated
%N = add i32 %B, %D %N = add i32 %B, %D
%R = add i32 %N, %M %R = add i32 %N, %M
ret i32 %R ret i32 %R
} }

llvm/test/Transforms/Attributor/IPConstantProp/solve-after-each-resolving-undefs-for-function.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define internal i32 @testf(i1 %c) { define internal i32 @testf(i1 %c) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@testf ; IS__CGSCC____-LABEL: define {{[^@]+}}@testf
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) ; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br i1 [[C]], label [[IF_COND:%.*]], label [[IF_END:%.*]] ; IS__CGSCC____-NEXT: br i1 [[C]], label [[IF_COND:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.cond: ; IS__CGSCC____: if.cond:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
Show All 9 Lines
if.then: ; preds = %entry, %if.then if.then: ; preds = %entry, %if.then
ret i32 11 ret i32 11
if.end: ; preds = %if.then1, %entry if.end: ; preds = %if.then1, %entry
ret i32 10 ret i32 10
} }
define internal i32 @test1(i1 %c) { define internal i32 @test1(i1 %c) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test1 ; IS__CGSCC____-LABEL: define {{[^@]+}}@test1
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) ; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br label [[IF_THEN:%.*]] ; IS__CGSCC____-NEXT: br label [[IF_THEN:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: br label [[RET1:%.*]] ; IS__CGSCC____-NEXT: br label [[RET1:%.*]]
; IS__CGSCC____: ret1: ; IS__CGSCC____: ret1:
; IS__CGSCC____-NEXT: ret i32 99 ; IS__CGSCC____-NEXT: ret i32 99
Show All 11 Lines
ret1: ; preds = %if.then, %entry ret1: ; preds = %if.then, %entry
ret i32 99 ret i32 99
ret2: ; preds = %if.then, %entry ret2: ; preds = %if.then, %entry
ret i32 0 ret i32 0
} }
define i32 @main(i1 %c) { define i32 @main(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@main ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@main
; CHECK-NEXT: ret i32 99 ; IS__TUNIT____-SAME: (i1 [[C:%.*]])
; IS__TUNIT____-NEXT: ret i32 99
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@main
; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: ret i32 99
; ;
%res = call i32 @test1(i1 %c) %res = call i32 @test1(i1 %c)
ret i32 %res ret i32 %res
} }

llvm/test/Transforms/Attributor/IPConstantProp/thread_local_acs.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; #include <threads.h> ; #include <threads.h>
; thread_local int gtl = 0; ; thread_local int gtl = 0;
; int gsh = 0; ; int gsh = 0;
Show All 9 Lines
; } ; }
; ;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
@gtl = dso_local thread_local global i32 0, align 4 @gtl = dso_local thread_local global i32 0, align 4
@gsh = dso_local global i32 0, align 4 @gsh = dso_local global i32 0, align 4
define internal i32 @callee(i32* %thread_local_ptr, i32* %shared_ptr) { define internal i32 @callee(i32* %thread_local_ptr, i32* %shared_ptr) {
; CHECK-LABEL: define {{[^@]+}}@callee ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[THREAD_LOCAL_PTR:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[SHARED_PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@callee
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[THREAD_LOCAL_PTR:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[SHARED_PTR:%.*]])
; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* [[THREAD_LOCAL_PTR]], align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @gsh, align 4 ; IS__TUNIT____-NEXT: [[TMP:%.*]] = load i32, i32* [[THREAD_LOCAL_PTR]], align 4
; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP]], [[TMP1]] ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* @gsh, align 4
; CHECK-NEXT: ret i32 [[ADD]] ; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP]], [[TMP1]]
; IS__TUNIT____-NEXT: ret i32 [[ADD]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[THREAD_LOCAL_PTR:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[SHARED_PTR:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP:%.*]] = load i32, i32* [[THREAD_LOCAL_PTR]], align 4
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* @gsh, align 4
; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP]], [[TMP1]]
; IS__CGSCC____-NEXT: ret i32 [[ADD]]
; ;
entry: entry:
%tmp = load i32, i32* %thread_local_ptr, align 4 %tmp = load i32, i32* %thread_local_ptr, align 4
%tmp1 = load i32, i32* %shared_ptr, align 4 %tmp1 = load i32, i32* %shared_ptr, align 4
%add = add nsw i32 %tmp, %tmp1 %add = add nsw i32 %tmp, %tmp1
ret i32 %add ret i32 %add
} }
Show All 20 Lines

llvm/test/Transforms/Attributor/align.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Test cases specifically designed for "align" attribute. ; Test cases specifically designed for "align" attribute.
; We use FIXME's to indicate problems and missing attributes. ; We use FIXME's to indicate problems and missing attributes.
; TEST 1 ; TEST 1
define i32* @test1(i32* align 8 %0) #0 { define i32* @test1(i32* align 8 %0) #0 {
; CHECK-LABEL: define {{[^@]+}}@test1 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone returned align 8 "no-capture-maybe-returned" [[TMP0:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test1
; CHECK-NEXT: ret i32* [[TMP0]] ; IS__TUNIT____-SAME: (i32* nofree readnone returned align 8 "no-capture-maybe-returned" [[TMP0:%.*]])
; IS__TUNIT____-NEXT: ret i32* [[TMP0]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test1
; IS__CGSCC____-SAME: (i32* nofree readnone returned align 8 "no-capture-maybe-returned" [[TMP0:%.*]])
; IS__CGSCC____-NEXT: ret i32* [[TMP0]]
; ;
ret i32* %0 ret i32* %0
} }
; TEST 2 ; TEST 2
define i32* @test2(i32* %0) #0 { define i32* @test2(i32* %0) #0 {
; CHECK-LABEL: define {{[^@]+}}@test2 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[TMP0:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2
; CHECK-NEXT: ret i32* [[TMP0]] ; IS__TUNIT____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[TMP0:%.*]])
; IS__TUNIT____-NEXT: ret i32* [[TMP0]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
; IS__CGSCC____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[TMP0:%.*]])
; IS__CGSCC____-NEXT: ret i32* [[TMP0]]
; ;
ret i32* %0 ret i32* %0
} }
; TEST 3 ; TEST 3
define i32* @test3(i32* align 8 %0, i32* align 4 %1, i1 %2) #0 { define i32* @test3(i32* align 8 %0, i32* align 4 %1, i1 %2) #0 {
; CHECK-LABEL: define {{[^@]+}}@test3 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone align 8 "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree readnone align 4 "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test3
; CHECK-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP1]] ; IS__TUNIT____-SAME: (i32* nofree readnone align 8 "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree readnone align 4 "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]])
; CHECK-NEXT: ret i32* [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP1]]
; IS__TUNIT____-NEXT: ret i32* [[RET]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test3
; IS__CGSCC____-SAME: (i32* nofree readnone align 8 "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree readnone align 4 "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]])
; IS__CGSCC____-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP1]]
; IS__CGSCC____-NEXT: ret i32* [[RET]]
; ;
%ret = select i1 %2, i32* %0, i32* %1 %ret = select i1 %2, i32* %0, i32* %1
ret i32* %ret ret i32* %ret
} }
; TEST 4 ; TEST 4
define i32* @test4(i32* align 32 %0, i32* align 32 %1, i1 %2) #0 { define i32* @test4(i32* align 32 %0, i32* align 32 %1, i1 %2) #0 {
; CHECK-LABEL: define {{[^@]+}}@test4 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone align 32 "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree readnone align 32 "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test4
; CHECK-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP1]] ; IS__TUNIT____-SAME: (i32* nofree readnone align 32 "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree readnone align 32 "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]])
; CHECK-NEXT: ret i32* [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP1]]
; IS__TUNIT____-NEXT: ret i32* [[RET]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test4
; IS__CGSCC____-SAME: (i32* nofree readnone align 32 "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree readnone align 32 "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]])
; IS__CGSCC____-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP1]]
; IS__CGSCC____-NEXT: ret i32* [[RET]]
; ;
%ret = select i1 %2, i32* %0, i32* %1 %ret = select i1 %2, i32* %0, i32* %1
ret i32* %ret ret i32* %ret
} }
; TEST 5 ; TEST 5
declare i32* @unknown() declare i32* @unknown()
declare align 8 i32* @align8() declare align 8 i32* @align8()
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; ;
%ret = tail call i32* @align8() %ret = tail call i32* @align8()
ret i32* %ret ret i32* %ret
} }
; TEST 6 ; TEST 6
; SCC ; SCC
define i32* @test6_1() #0 { define i32* @test6_1() #0 {
; CHECK-LABEL: define {{[^@]+}}@test6_1() ; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test6_1()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test6_1()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%ret = tail call i32* @test6_2() %ret = tail call i32* @test6_2()
ret i32* %ret ret i32* %ret
} }
define i32* @test6_2() #0 { define i32* @test6_2() #0 {
; CHECK-LABEL: define {{[^@]+}}@test6_2() ; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test6_2()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test6_2()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%ret = tail call i32* @test6_1() %ret = tail call i32* @test6_1()
ret i32* %ret ret i32* %ret
} }
; char a1 __attribute__((aligned(8))); ; char a1 __attribute__((aligned(8)));
; char a2 __attribute__((aligned(16))); ; char a2 __attribute__((aligned(16)));
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; return a?&a1: f1(&a2); ; return a?&a1: f1(&a2);
; } ; }
@a1 = common global i8 0, align 8 @a1 = common global i8 0, align 8
@a2 = common global i8 0, align 16 @a2 = common global i8 0, align 16
; Function Attrs: nounwind readnone ssp uwtable ; Function Attrs: nounwind readnone ssp uwtable
define internal i8* @f1(i8* readnone %0) local_unnamed_addr #0 { define internal i8* @f1(i8* readnone %0) local_unnamed_addr #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@f1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@f1
; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr ; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__TUNIT____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null
; IS__TUNIT____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]] ; IS__TUNIT____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__TUNIT____: 3: ; IS__TUNIT____: 3:
; IS__TUNIT____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2() ; IS__TUNIT____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2()
; IS__TUNIT____-NEXT: br label [[TMP5]] ; IS__TUNIT____-NEXT: br label [[TMP5]]
; IS__TUNIT____: 5: ; IS__TUNIT____: 5:
; IS__TUNIT____-NEXT: [[TMP6:%.*]] = phi i8* [ [[TMP4]], [[TMP3]] ], [ [[TMP0]], [[TMP1:%.*]] ] ; IS__TUNIT____-NEXT: [[TMP6:%.*]] = phi i8* [ [[TMP4]], [[TMP3]] ], [ [[TMP0]], [[TMP1:%.*]] ]
; IS__TUNIT____-NEXT: ret i8* [[TMP6]] ; IS__TUNIT____-NEXT: ret i8* [[TMP6]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____-LABEL: define {{[^@]+}}@f1 ; IS__CGSCC____-LABEL: define {{[^@]+}}@f1
; IS__CGSCC____-SAME: (i8* nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr ; IS__CGSCC____-SAME: (i8* nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null ; IS__CGSCC____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null
; IS__CGSCC____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]] ; IS__CGSCC____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__CGSCC____: 3: ; IS__CGSCC____: 3:
; IS__CGSCC____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2() ; IS__CGSCC____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2()
; IS__CGSCC____-NEXT: br label [[TMP5]] ; IS__CGSCC____-NEXT: br label [[TMP5]]
; IS__CGSCC____: 5: ; IS__CGSCC____: 5:
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; <label>:5: ; preds = %1, %3 ; <label>:5: ; preds = %1, %3
%6 = phi i8* [ %4, %3 ], [ %0, %1 ] %6 = phi i8* [ %4, %3 ], [ %0, %1 ]
ret i8* %6 ret i8* %6
} }
; Function Attrs: nounwind readnone ssp uwtable ; Function Attrs: nounwind readnone ssp uwtable
define internal i8* @f2(i8* readnone %0) local_unnamed_addr #0 { define internal i8* @f2(i8* readnone %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@f2() local_unnamed_addr ; CHECK-LABEL: define {{[^@]+}}@f2() local_unnamed_addr
; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a1, null ; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a1, null
; CHECK-NEXT: br i1 [[TMP1]], label [[TMP4:%.*]], label [[TMP2:%.*]] ; CHECK-NEXT: br i1 [[TMP1]], label [[TMP4:%.*]], label [[TMP2:%.*]]
; CHECK: 2: ; CHECK: 2:
; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1) ; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1)
; CHECK-NEXT: br label [[TMP6:%.*]] ; CHECK-NEXT: br label [[TMP6:%.*]]
; CHECK: 4: ; CHECK: 4:
; CHECK-NEXT: [[TMP5:%.*]] = tail call i8* @f3() ; CHECK-NEXT: [[TMP5:%.*]] = tail call i8* @f3()
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; <label>:7: ; preds = %5, %3 ; <label>:7: ; preds = %5, %3
%8 = phi i8* [ %4, %3 ], [ %6, %5 ] %8 = phi i8* [ %4, %3 ], [ %6, %5 ]
ret i8* %8 ret i8* %8
} }
; Function Attrs: nounwind readnone ssp uwtable ; Function Attrs: nounwind readnone ssp uwtable
define internal i8* @f3(i8* readnone %0) local_unnamed_addr #0 { define internal i8* @f3(i8* readnone %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@f3() local_unnamed_addr ; CHECK-LABEL: define {{[^@]+}}@f3() local_unnamed_addr
; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a2, null ; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a2, null
; CHECK-NEXT: br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP4:%.*]] ; CHECK-NEXT: br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP4:%.*]]
; CHECK: 2: ; CHECK: 2:
; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1(i8* noalias nofree nonnull readnone align 16 dereferenceable(1) "no-capture-maybe-returned" @a2) ; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1(i8* noalias nofree nonnull readnone align 16 dereferenceable(1) "no-capture-maybe-returned" @a2)
; CHECK-NEXT: br label [[TMP4]] ; CHECK-NEXT: br label [[TMP4]]
; CHECK: 4: ; CHECK: 4:
; CHECK-NEXT: [[TMP5:%.*]] = phi i8* [ [[TMP3]], [[TMP2]] ], [ @a1, [[TMP0:%.*]] ] ; CHECK-NEXT: [[TMP5:%.*]] = phi i8* [ [[TMP3]], [[TMP2]] ], [ @a1, [[TMP0:%.*]] ]
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; <label>:5: ; preds = %1, %3 ; <label>:5: ; preds = %1, %3
%6 = phi i8* [ %4, %3 ], [ @a1, %1 ] %6 = phi i8* [ %4, %3 ], [ @a1, %1 ]
ret i8* %6 ret i8* %6
} }
; TEST 7 ; TEST 7
; Better than IR information ; Better than IR information
define align 4 i8* @test7() #0 { define align 4 i8* @test7() #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@test7() ; IS__TUNIT____-LABEL: define {{[^@]+}}@test7()
; IS__TUNIT____-NEXT: [[C:%.*]] = tail call i8* @f1(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1) ; IS__TUNIT____-NEXT: [[C:%.*]] = tail call i8* @f1(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1)
; IS__TUNIT____-NEXT: ret i8* [[C]] ; IS__TUNIT____-NEXT: ret i8* [[C]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____-LABEL: define {{[^@]+}}@test7() ; IS__CGSCC____-LABEL: define {{[^@]+}}@test7()
; IS__CGSCC____-NEXT: [[C:%.*]] = tail call nonnull align 8 dereferenceable(1) i8* @f1(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) @a1) ; IS__CGSCC____-NEXT: [[C:%.*]] = tail call nonnull align 8 dereferenceable(1) i8* @f1(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) @a1)
; IS__CGSCC____-NEXT: ret i8* [[C]] ; IS__CGSCC____-NEXT: ret i8* [[C]]
; ;
%c = tail call i8* @f1(i8* align 8 dereferenceable(1) @a1) %c = tail call i8* @f1(i8* align 8 dereferenceable(1) @a1)
ret i8* %c ret i8* %c
} }
; TEST 7b ; TEST 7b
; Function Attrs: nounwind readnone ssp uwtable ; Function Attrs: nounwind readnone ssp uwtable
define internal i8* @f1b(i8* readnone %0) local_unnamed_addr #0 { define internal i8* @f1b(i8* readnone %0) local_unnamed_addr #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@f1b ; IS__TUNIT____-LABEL: define {{[^@]+}}@f1b
; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr ; IS__TUNIT____-SAME: (i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__TUNIT____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null
; IS__TUNIT____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]] ; IS__TUNIT____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__TUNIT____: 3: ; IS__TUNIT____: 3:
; IS__TUNIT____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2b() ; IS__TUNIT____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2b()
; IS__TUNIT____-NEXT: [[L:%.*]] = load i8, i8* [[TMP4]], align 8 ; IS__TUNIT____-NEXT: [[L:%.*]] = load i8, i8* [[TMP4]], align 8
; IS__TUNIT____-NEXT: store i8 [[L]], i8* @a1, align 8 ; IS__TUNIT____-NEXT: store i8 [[L]], i8* @a1, align 8
; IS__TUNIT____-NEXT: br label [[TMP5]] ; IS__TUNIT____-NEXT: br label [[TMP5]]
; IS__TUNIT____: 5: ; IS__TUNIT____: 5:
; IS__TUNIT____-NEXT: [[TMP6:%.*]] = phi i8* [ [[TMP4]], [[TMP3]] ], [ [[TMP0]], [[TMP1:%.*]] ] ; IS__TUNIT____-NEXT: [[TMP6:%.*]] = phi i8* [ [[TMP4]], [[TMP3]] ], [ [[TMP0]], [[TMP1:%.*]] ]
; IS__TUNIT____-NEXT: ret i8* [[TMP6]] ; IS__TUNIT____-NEXT: ret i8* [[TMP6]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline nosync nounwind uwtable
; IS__CGSCC____-LABEL: define {{[^@]+}}@f1b ; IS__CGSCC____-LABEL: define {{[^@]+}}@f1b
; IS__CGSCC____-SAME: (i8* nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr ; IS__CGSCC____-SAME: (i8* nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null ; IS__CGSCC____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null
; IS__CGSCC____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]] ; IS__CGSCC____-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__CGSCC____: 3: ; IS__CGSCC____: 3:
; IS__CGSCC____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2b() ; IS__CGSCC____-NEXT: [[TMP4:%.*]] = tail call align 8 i8* @f2b()
; IS__CGSCC____-NEXT: [[L:%.*]] = load i8, i8* [[TMP4]], align 8 ; IS__CGSCC____-NEXT: [[L:%.*]] = load i8, i8* [[TMP4]], align 8
; IS__CGSCC____-NEXT: store i8 [[L]], i8* @a1, align 8 ; IS__CGSCC____-NEXT: store i8 [[L]], i8* @a1, align 8
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; <label>:5: ; preds = %1, %3 ; <label>:5: ; preds = %1, %3
%6 = phi i8* [ %4, %3 ], [ %0, %1 ] %6 = phi i8* [ %4, %3 ], [ %0, %1 ]
ret i8* %6 ret i8* %6
} }
; Function Attrs: nounwind readnone ssp uwtable ; Function Attrs: nounwind readnone ssp uwtable
define internal i8* @f2b(i8* readnone %0) local_unnamed_addr #0 { define internal i8* @f2b(i8* readnone %0) local_unnamed_addr #0 {
; ;
; CHECK: Function Attrs: nofree noinline nosync nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@f2b() local_unnamed_addr ; CHECK-LABEL: define {{[^@]+}}@f2b() local_unnamed_addr
; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a1, null ; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a1, null
; CHECK-NEXT: br i1 [[TMP1]], label [[TMP4:%.*]], label [[TMP2:%.*]] ; CHECK-NEXT: br i1 [[TMP1]], label [[TMP4:%.*]], label [[TMP2:%.*]]
; CHECK: 2: ; CHECK: 2:
; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1) ; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1)
; CHECK-NEXT: br label [[TMP6:%.*]] ; CHECK-NEXT: br label [[TMP6:%.*]]
; CHECK: 4: ; CHECK: 4:
; CHECK-NEXT: [[TMP5:%.*]] = tail call i8* @f3b() ; CHECK-NEXT: [[TMP5:%.*]] = tail call i8* @f3b()
Show All 17 Lines
; <label>:7: ; preds = %5, %3 ; <label>:7: ; preds = %5, %3
%8 = phi i8* [ %4, %3 ], [ %6, %5 ] %8 = phi i8* [ %4, %3 ], [ %6, %5 ]
ret i8* %8 ret i8* %8
} }
; Function Attrs: nounwind readnone ssp uwtable ; Function Attrs: nounwind readnone ssp uwtable
define internal i8* @f3b(i8* readnone %0) local_unnamed_addr #0 { define internal i8* @f3b(i8* readnone %0) local_unnamed_addr #0 {
; ;
; CHECK: Function Attrs: nofree noinline nosync nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@f3b() local_unnamed_addr ; CHECK-LABEL: define {{[^@]+}}@f3b() local_unnamed_addr
; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a2, null ; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i8* @a2, null
; CHECK-NEXT: br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP4:%.*]] ; CHECK-NEXT: br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP4:%.*]]
; CHECK: 2: ; CHECK: 2:
; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 16 dereferenceable(1) "no-capture-maybe-returned" @a2) ; CHECK-NEXT: [[TMP3:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 16 dereferenceable(1) "no-capture-maybe-returned" @a2)
; CHECK-NEXT: br label [[TMP4]] ; CHECK-NEXT: br label [[TMP4]]
; CHECK: 4: ; CHECK: 4:
; CHECK-NEXT: [[TMP5:%.*]] = phi i8* [ [[TMP3]], [[TMP2]] ], [ @a1, [[TMP0:%.*]] ] ; CHECK-NEXT: [[TMP5:%.*]] = phi i8* [ [[TMP3]], [[TMP2]] ], [ @a1, [[TMP0:%.*]] ]
; CHECK-NEXT: ret i8* [[TMP5]] ; CHECK-NEXT: ret i8* [[TMP5]]
; ;
%2 = icmp eq i8* %0, null %2 = icmp eq i8* %0, null
br i1 %2, label %3, label %5 br i1 %2, label %3, label %5
; <label>:3: ; preds = %1 ; <label>:3: ; preds = %1
%4 = tail call i8* @f1b(i8* nonnull @a2) %4 = tail call i8* @f1b(i8* nonnull @a2)
br label %5 br label %5
; <label>:5: ; preds = %1, %3 ; <label>:5: ; preds = %1, %3
%6 = phi i8* [ %4, %3 ], [ @a1, %1 ] %6 = phi i8* [ %4, %3 ], [ @a1, %1 ]
ret i8* %6 ret i8* %6
} }
define align 4 i32* @test7b(i32* align 32 %p) #0 { define align 4 i32* @test7b(i32* align 32 %p) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@test7b ; IS__TUNIT____-LABEL: define {{[^@]+}}@test7b
; IS__TUNIT____-SAME: (i32* nofree readnone returned align 32 "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-SAME: (i32* nofree readnone returned align 32 "no-capture-maybe-returned" [[P:%.*]])
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1) ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) "no-capture-maybe-returned" @a1)
; IS__TUNIT____-NEXT: ret i32* [[P]] ; IS__TUNIT____-NEXT: ret i32* [[P]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline nosync nounwind uwtable
; IS__CGSCC____-LABEL: define {{[^@]+}}@test7b ; IS__CGSCC____-LABEL: define {{[^@]+}}@test7b
; IS__CGSCC____-SAME: (i32* nofree readnone returned align 32 "no-capture-maybe-returned" [[P:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree readnone returned align 32 "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) @a1) ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = tail call i8* @f1b(i8* noalias nofree nonnull readnone align 8 dereferenceable(1) @a1)
; IS__CGSCC____-NEXT: ret i32* [[P]] ; IS__CGSCC____-NEXT: ret i32* [[P]]
; ;
tail call i8* @f1b(i8* align 8 dereferenceable(1) @a1) tail call i8* @f1b(i8* align 8 dereferenceable(1) @a1)
ret i32* %p ret i32* %p
} }
Show All 16 Lines;
tail call void @test8(i32* %ptr1, i32* %ptr1, i32* %ptr0) tail call void @test8(i32* %ptr1, i32* %ptr1, i32* %ptr0)
tail call void @test8(i32* %ptr2, i32* %ptr1, i32* %ptr1) tail call void @test8(i32* %ptr2, i32* %ptr1, i32* %ptr1)
tail call void @test8(i32* %ptr2, i32* %ptr1, i32* %ptr1) tail call void @test8(i32* %ptr2, i32* %ptr1, i32* %ptr1)
ret void ret void
} }
declare void @user_i32_ptr(i32* nocapture readnone) nounwind declare void @user_i32_ptr(i32* nocapture readnone) nounwind
define internal void @test8(i32* %a, i32* %b, i32* %c) { define internal void @test8(i32* %a, i32* %b, i32* %c) {
; IS__TUNIT____: Function Attrs: nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@test8 ; IS__TUNIT____-LABEL: define {{[^@]+}}@test8
; IS__TUNIT____-SAME: (i32* noalias nocapture readnone align 4 [[A:%.*]], i32* noalias nocapture readnone align 4 [[B:%.*]], i32* noalias nocapture readnone [[C:%.*]]) ; IS__TUNIT____-SAME: (i32* noalias nocapture readnone align 4 [[A:%.*]], i32* noalias nocapture readnone align 4 [[B:%.*]], i32* noalias nocapture readnone [[C:%.*]])
; IS__TUNIT____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[A]]) ; IS__TUNIT____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[A]])
; IS__TUNIT____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[B]]) ; IS__TUNIT____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[B]])
; IS__TUNIT____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone [[C]]) ; IS__TUNIT____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone [[C]])
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@test8 ; IS__CGSCC____-LABEL: define {{[^@]+}}@test8
; IS__CGSCC____-SAME: (i32* nocapture readnone align 4 [[A:%.*]], i32* nocapture readnone align 4 [[B:%.*]], i32* nocapture readnone [[C:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture readnone align 4 [[A:%.*]], i32* nocapture readnone align 4 [[B:%.*]], i32* nocapture readnone [[C:%.*]])
; IS__CGSCC____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[A]]) ; IS__CGSCC____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[A]])
; IS__CGSCC____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[B]]) ; IS__CGSCC____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone align 4 [[B]])
; IS__CGSCC____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone [[C]]) ; IS__CGSCC____-NEXT: call void @user_i32_ptr(i32* noalias nocapture readnone [[C]])
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
call void @user_i32_ptr(i32* %a) call void @user_i32_ptr(i32* %a)
Show All 17 Lines
; FIXME: This will work with an upcoming patch (D66618 or similar) ; FIXME: This will work with an upcoming patch (D66618 or similar)
; define align 32 i32* @test10a(i32* align 32 "no-capture-maybe-returned" %p) ; define align 32 i32* @test10a(i32* align 32 "no-capture-maybe-returned" %p)
; FIXME: This will work with an upcoming patch (D66618 or similar) ; FIXME: This will work with an upcoming patch (D66618 or similar)
; store i32 1, i32* %r, align 32 ; store i32 1, i32* %r, align 32
; FIXME: This will work with an upcoming patch (D66618 or similar) ; FIXME: This will work with an upcoming patch (D66618 or similar)
; store i32 -1, i32* %g1, align 32 ; store i32 -1, i32* %g1, align 32
define i32* @test10a(i32* align 32 %p) { define i32* @test10a(i32* align 32 %p) {
; CHECK: Function Attrs: nofree nosync nounwind
; CHECK-LABEL: define {{[^@]+}}@test10a ; CHECK-LABEL: define {{[^@]+}}@test10a
; CHECK-SAME: (i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P:%.*]]) ; CHECK-SAME: (i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: [[L:%.*]] = load i32, i32* [[P]], align 32 ; CHECK-NEXT: [[L:%.*]] = load i32, i32* [[P]], align 32
; CHECK-NEXT: [[C:%.*]] = icmp eq i32 [[L]], 0 ; CHECK-NEXT: [[C:%.*]] = icmp eq i32 [[L]], 0
; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; CHECK: t: ; CHECK: t:
; CHECK-NEXT: [[R:%.*]] = call i32* @test10a(i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P]]) ; CHECK-NEXT: [[R:%.*]] = call i32* @test10a(i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P]])
; CHECK-NEXT: store i32 1, i32* [[R]], align 4 ; CHECK-NEXT: store i32 1, i32* [[R]], align 4
Show All 26 Lines
; FIXME: This will work with an upcoming patch (D66618 or similar) ; FIXME: This will work with an upcoming patch (D66618 or similar)
; define align 32 i32* @test10b(i32* align 32 "no-capture-maybe-returned" %p) ; define align 32 i32* @test10b(i32* align 32 "no-capture-maybe-returned" %p)
; FIXME: This will work with an upcoming patch (D66618 or similar) ; FIXME: This will work with an upcoming patch (D66618 or similar)
; store i32 1, i32* %r, align 32 ; store i32 1, i32* %r, align 32
; FIXME: This will work with an upcoming patch (D66618 or similar) ; FIXME: This will work with an upcoming patch (D66618 or similar)
; store i32 -1, i32* %g1, align 32 ; store i32 -1, i32* %g1, align 32
define i32* @test10b(i32* align 32 %p) { define i32* @test10b(i32* align 32 %p) {
; CHECK: Function Attrs: nofree nosync nounwind
; CHECK-LABEL: define {{[^@]+}}@test10b ; CHECK-LABEL: define {{[^@]+}}@test10b
; CHECK-SAME: (i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P:%.*]]) ; CHECK-SAME: (i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: [[L:%.*]] = load i32, i32* [[P]], align 32 ; CHECK-NEXT: [[L:%.*]] = load i32, i32* [[P]], align 32
; CHECK-NEXT: [[C:%.*]] = icmp eq i32 [[L]], 0 ; CHECK-NEXT: [[C:%.*]] = icmp eq i32 [[L]], 0
; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; CHECK: t: ; CHECK: t:
; CHECK-NEXT: [[R:%.*]] = call i32* @test10b(i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P]]) ; CHECK-NEXT: [[R:%.*]] = call i32* @test10b(i32* nofree nonnull align 32 dereferenceable(4) "no-capture-maybe-returned" [[P]])
; CHECK-NEXT: store i32 1, i32* [[R]], align 4 ; CHECK-NEXT: store i32 1, i32* [[R]], align 4
Show All 21 Linesf:
br label %e br label %e
e: e:
%phi = phi i32* [%g0, %t], [%g1, %f] %phi = phi i32* [%g0, %t], [%g1, %f]
ret i32* %phi ret i32* %phi
} }
define i64 @test11(i32* %p) { define i64 @test11(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test11 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test11
; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64* ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[P:%.*]])
; CHECK-NEXT: [[RET:%.*]] = load i64, i64* [[P_CAST]], align 8 ; IS__TUNIT____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; CHECK-NEXT: ret i64 [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = load i64, i64* [[P_CAST]], align 8
; IS__TUNIT____-NEXT: ret i64 [[RET]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test11
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[P:%.*]])
; IS__CGSCC____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; IS__CGSCC____-NEXT: [[RET:%.*]] = load i64, i64* [[P_CAST]], align 8
; IS__CGSCC____-NEXT: ret i64 [[RET]]
; ;
%p-cast = bitcast i32* %p to i64* %p-cast = bitcast i32* %p to i64*
%ret = load i64, i64* %p-cast, align 8 %ret = load i64, i64* %p-cast, align 8
ret i64 %ret ret i64 %ret
} }
; TEST 12 ; TEST 12
; Test for deduction using must-be-executed-context and GEP instruction ; Test for deduction using must-be-executed-context and GEP instruction
; FXIME: %p should have nonnull ; FXIME: %p should have nonnull
define i64 @test12-1(i32* align 4 %p) { define i64 @test12-1(i32* align 4 %p) {
; CHECK-LABEL: define {{[^@]+}}@test12-1 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree readonly align 16 [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test12-1
; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64* ; IS__TUNIT____-SAME: (i32* nocapture nofree readonly align 16 [[P:%.*]])
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1 ; IS__TUNIT____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3 ; IS__TUNIT____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1
; CHECK-NEXT: [[RET:%.*]] = load i64, i64* [[ARRAYIDX1]], align 16 ; IS__TUNIT____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3
; CHECK-NEXT: ret i64 [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = load i64, i64* [[ARRAYIDX1]], align 16
; IS__TUNIT____-NEXT: ret i64 [[RET]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test12-1
; IS__CGSCC____-SAME: (i32* nocapture nofree readonly align 16 [[P:%.*]])
; IS__CGSCC____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; IS__CGSCC____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1
; IS__CGSCC____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3
; IS__CGSCC____-NEXT: [[RET:%.*]] = load i64, i64* [[ARRAYIDX1]], align 16
; IS__CGSCC____-NEXT: ret i64 [[RET]]
; ;
%p-cast = bitcast i32* %p to i64* %p-cast = bitcast i32* %p to i64*
%arrayidx0 = getelementptr i64, i64* %p-cast, i64 1 %arrayidx0 = getelementptr i64, i64* %p-cast, i64 1
%arrayidx1 = getelementptr i64, i64* %arrayidx0, i64 3 %arrayidx1 = getelementptr i64, i64* %arrayidx0, i64 3
%ret = load i64, i64* %arrayidx1, align 16 %ret = load i64, i64* %arrayidx1, align 16
ret i64 %ret ret i64 %ret
} }
define i64 @test12-2(i32* align 4 %p) { define i64 @test12-2(i32* align 4 %p) {
; CHECK-LABEL: define {{[^@]+}}@test12-2 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 16 dereferenceable(8) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test12-2
; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64* ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 16 dereferenceable(8) [[P:%.*]])
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0 ; IS__TUNIT____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; CHECK-NEXT: [[RET:%.*]] = load i64, i64* [[ARRAYIDX0]], align 16 ; IS__TUNIT____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0
; CHECK-NEXT: ret i64 [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = load i64, i64* [[ARRAYIDX0]], align 16
; IS__TUNIT____-NEXT: ret i64 [[RET]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test12-2
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 16 dereferenceable(8) [[P:%.*]])
; IS__CGSCC____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; IS__CGSCC____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0
; IS__CGSCC____-NEXT: [[RET:%.*]] = load i64, i64* [[ARRAYIDX0]], align 16
; IS__CGSCC____-NEXT: ret i64 [[RET]]
; ;
%p-cast = bitcast i32* %p to i64* %p-cast = bitcast i32* %p to i64*
%arrayidx0 = getelementptr i64, i64* %p-cast, i64 0 %arrayidx0 = getelementptr i64, i64* %p-cast, i64 0
%ret = load i64, i64* %arrayidx0, align 16 %ret = load i64, i64* %arrayidx0, align 16
ret i64 %ret ret i64 %ret
} }
; FXIME: %p should have nonnull ; FXIME: %p should have nonnull
define void @test12-3(i32* align 4 %p) { define void @test12-3(i32* align 4 %p) {
; CHECK-LABEL: define {{[^@]+}}@test12-3 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree writeonly align 16 [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test12-3
; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64* ; IS__TUNIT____-SAME: (i32* nocapture nofree writeonly align 16 [[P:%.*]])
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1 ; IS__TUNIT____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3 ; IS__TUNIT____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1
; CHECK-NEXT: store i64 0, i64* [[ARRAYIDX1]], align 16 ; IS__TUNIT____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i64 0, i64* [[ARRAYIDX1]], align 16
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test12-3
; IS__CGSCC____-SAME: (i32* nocapture nofree writeonly align 16 [[P:%.*]])
; IS__CGSCC____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; IS__CGSCC____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1
; IS__CGSCC____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3
; IS__CGSCC____-NEXT: store i64 0, i64* [[ARRAYIDX1]], align 16
; IS__CGSCC____-NEXT: ret void
; ;
%p-cast = bitcast i32* %p to i64* %p-cast = bitcast i32* %p to i64*
%arrayidx0 = getelementptr i64, i64* %p-cast, i64 1 %arrayidx0 = getelementptr i64, i64* %p-cast, i64 1
%arrayidx1 = getelementptr i64, i64* %arrayidx0, i64 3 %arrayidx1 = getelementptr i64, i64* %arrayidx0, i64 3
store i64 0, i64* %arrayidx1, align 16 store i64 0, i64* %arrayidx1, align 16
ret void ret void
} }
define void @test12-4(i32* align 4 %p) { define void @test12-4(i32* align 4 %p) {
; CHECK-LABEL: define {{[^@]+}}@test12-4 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 16 dereferenceable(8) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test12-4
; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64* ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 16 dereferenceable(8) [[P:%.*]])
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0 ; IS__TUNIT____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; CHECK-NEXT: store i64 0, i64* [[ARRAYIDX0]], align 16 ; IS__TUNIT____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i64 0, i64* [[ARRAYIDX0]], align 16
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test12-4
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 16 dereferenceable(8) [[P:%.*]])
; IS__CGSCC____-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; IS__CGSCC____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0
; IS__CGSCC____-NEXT: store i64 0, i64* [[ARRAYIDX0]], align 16
; IS__CGSCC____-NEXT: ret void
; ;
%p-cast = bitcast i32* %p to i64* %p-cast = bitcast i32* %p to i64*
%arrayidx0 = getelementptr i64, i64* %p-cast, i64 0 %arrayidx0 = getelementptr i64, i64* %p-cast, i64 0
store i64 0, i64* %arrayidx0, align 16 store i64 0, i64* %arrayidx0, align 16
ret void ret void
} }
declare void @use(i64*) willreturn nounwind declare void @use(i64*) willreturn nounwind
define void @test12-5(i32* align 4 %p) { define void @test12-5(i32* align 4 %p) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@test12-5 ; CHECK-LABEL: define {{[^@]+}}@test12-5
; CHECK-SAME: (i32* align 16 [[P:%.*]]) ; CHECK-SAME: (i32* align 16 [[P:%.*]])
; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64* ; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1 ; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 1
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3 ; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr i64, i64* [[ARRAYIDX0]], i64 3
; CHECK-NEXT: tail call void @use(i64* align 16 [[ARRAYIDX1]]) ; CHECK-NEXT: tail call void @use(i64* align 16 [[ARRAYIDX1]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%p-cast = bitcast i32* %p to i64* %p-cast = bitcast i32* %p to i64*
%arrayidx0 = getelementptr i64, i64* %p-cast, i64 1 %arrayidx0 = getelementptr i64, i64* %p-cast, i64 1
%arrayidx1 = getelementptr i64, i64* %arrayidx0, i64 3 %arrayidx1 = getelementptr i64, i64* %arrayidx0, i64 3
tail call void @use(i64* align 16 %arrayidx1) tail call void @use(i64* align 16 %arrayidx1)
ret void ret void
} }
define void @test12-6(i32* align 4 %p) { define void @test12-6(i32* align 4 %p) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@test12-6 ; CHECK-LABEL: define {{[^@]+}}@test12-6
; CHECK-SAME: (i32* align 16 [[P:%.*]]) ; CHECK-SAME: (i32* align 16 [[P:%.*]])
; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64* ; CHECK-NEXT: [[P_CAST:%.*]] = bitcast i32* [[P]] to i64*
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0 ; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i64, i64* [[P_CAST]], i64 0
; CHECK-NEXT: tail call void @use(i64* align 16 [[ARRAYIDX0]]) ; CHECK-NEXT: tail call void @use(i64* align 16 [[ARRAYIDX0]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%p-cast = bitcast i32* %p to i64* %p-cast = bitcast i32* %p to i64*
%arrayidx0 = getelementptr i64, i64* %p-cast, i64 0 %arrayidx0 = getelementptr i64, i64* %p-cast, i64 0
tail call void @use(i64* align 16 %arrayidx0) tail call void @use(i64* align 16 %arrayidx0)
ret void ret void
} }
define void @test13(i1 %c, i32* align 32 %dst) #0 { define void @test13(i1 %c, i32* align 32 %dst) #0 {
; CHECK-LABEL: define {{[^@]+}}@test13 ; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn writeonly
; CHECK-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test13
; CHECK-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]] ; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; CHECK: truebb: ; IS__TUNIT____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; CHECK-NEXT: br label [[END:%.*]] ; IS__TUNIT____: truebb:
; CHECK: falsebb: ; IS__TUNIT____-NEXT: br label [[END:%.*]]
; CHECK-NEXT: br label [[END]] ; IS__TUNIT____: falsebb:
; CHECK: end: ; IS__TUNIT____-NEXT: br label [[END]]
; CHECK-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ null, [[FALSEBB]] ] ; IS__TUNIT____: end:
; CHECK-NEXT: store i32 0, i32* [[PTR]], align 32 ; IS__TUNIT____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ null, [[FALSEBB]] ]
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* [[PTR]], align 32
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test13
; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; IS__CGSCC____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; IS__CGSCC____: truebb:
; IS__CGSCC____-NEXT: br label [[END:%.*]]
; IS__CGSCC____: falsebb:
; IS__CGSCC____-NEXT: br label [[END]]
; IS__CGSCC____: end:
; IS__CGSCC____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ null, [[FALSEBB]] ]
; IS__CGSCC____-NEXT: store i32 0, i32* [[PTR]], align 32
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %c, label %truebb, label %falsebb br i1 %c, label %truebb, label %falsebb
truebb: truebb:
br label %end br label %end
falsebb: falsebb:
br label %end br label %end
end: end:
%ptr = phi i32* [ %dst, %truebb ], [ null, %falsebb ] %ptr = phi i32* [ %dst, %truebb ], [ null, %falsebb ]
store i32 0, i32* %ptr store i32 0, i32* %ptr
ret void ret void
} }
define void @test13-1(i1 %c, i32* align 32 %dst) { define void @test13-1(i1 %c, i32* align 32 %dst) {
; CHECK-LABEL: define {{[^@]+}}@test13-1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test13-1
; CHECK-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]] ; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; CHECK: truebb: ; IS__TUNIT____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; CHECK-NEXT: br label [[END:%.*]] ; IS__TUNIT____: truebb:
; CHECK: falsebb: ; IS__TUNIT____-NEXT: br label [[END:%.*]]
; CHECK-NEXT: br label [[END]] ; IS__TUNIT____: falsebb:
; CHECK: end: ; IS__TUNIT____-NEXT: br label [[END]]
; CHECK-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 48 to i32*), [[FALSEBB]] ] ; IS__TUNIT____: end:
; CHECK-NEXT: store i32 0, i32* [[PTR]], align 16 ; IS__TUNIT____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 48 to i32*), [[FALSEBB]] ]
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* [[PTR]], align 16
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test13-1
; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; IS__CGSCC____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; IS__CGSCC____: truebb:
; IS__CGSCC____-NEXT: br label [[END:%.*]]
; IS__CGSCC____: falsebb:
; IS__CGSCC____-NEXT: br label [[END]]
; IS__CGSCC____: end:
; IS__CGSCC____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 48 to i32*), [[FALSEBB]] ]
; IS__CGSCC____-NEXT: store i32 0, i32* [[PTR]], align 16
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %c, label %truebb, label %falsebb br i1 %c, label %truebb, label %falsebb
truebb: truebb:
br label %end br label %end
falsebb: falsebb:
br label %end br label %end
end: end:
%ptr = phi i32* [ %dst, %truebb ], [ inttoptr (i64 48 to i32*), %falsebb ] %ptr = phi i32* [ %dst, %truebb ], [ inttoptr (i64 48 to i32*), %falsebb ]
store i32 0, i32* %ptr store i32 0, i32* %ptr
ret void ret void
} }
define void @test13-2(i1 %c, i32* align 32 %dst) { define void @test13-2(i1 %c, i32* align 32 %dst) {
; CHECK-LABEL: define {{[^@]+}}@test13-2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test13-2
; CHECK-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]] ; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; CHECK: truebb: ; IS__TUNIT____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; CHECK-NEXT: br label [[END:%.*]] ; IS__TUNIT____: truebb:
; CHECK: falsebb: ; IS__TUNIT____-NEXT: br label [[END:%.*]]
; CHECK-NEXT: br label [[END]] ; IS__TUNIT____: falsebb:
; CHECK: end: ; IS__TUNIT____-NEXT: br label [[END]]
; CHECK-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 160 to i32*), [[FALSEBB]] ] ; IS__TUNIT____: end:
; CHECK-NEXT: store i32 0, i32* [[PTR]], align 32 ; IS__TUNIT____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 160 to i32*), [[FALSEBB]] ]
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* [[PTR]], align 32
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test13-2
; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; IS__CGSCC____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; IS__CGSCC____: truebb:
; IS__CGSCC____-NEXT: br label [[END:%.*]]
; IS__CGSCC____: falsebb:
; IS__CGSCC____-NEXT: br label [[END]]
; IS__CGSCC____: end:
; IS__CGSCC____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 160 to i32*), [[FALSEBB]] ]
; IS__CGSCC____-NEXT: store i32 0, i32* [[PTR]], align 32
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %c, label %truebb, label %falsebb br i1 %c, label %truebb, label %falsebb
truebb: truebb:
br label %end br label %end
falsebb: falsebb:
br label %end br label %end
end: end:
%ptr = phi i32* [ %dst, %truebb ], [ inttoptr (i64 160 to i32*), %falsebb ] %ptr = phi i32* [ %dst, %truebb ], [ inttoptr (i64 160 to i32*), %falsebb ]
store i32 0, i32* %ptr store i32 0, i32* %ptr
ret void ret void
} }
define void @test13-3(i1 %c, i32* align 32 %dst) { define void @test13-3(i1 %c, i32* align 32 %dst) {
; CHECK-LABEL: define {{[^@]+}}@test13-3 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test13-3
; CHECK-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]] ; IS__TUNIT____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; CHECK: truebb: ; IS__TUNIT____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; CHECK-NEXT: br label [[END:%.*]] ; IS__TUNIT____: truebb:
; CHECK: falsebb: ; IS__TUNIT____-NEXT: br label [[END:%.*]]
; CHECK-NEXT: br label [[END]] ; IS__TUNIT____: falsebb:
; CHECK: end: ; IS__TUNIT____-NEXT: br label [[END]]
; CHECK-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 128 to i32*), [[FALSEBB]] ] ; IS__TUNIT____: end:
; CHECK-NEXT: store i32 0, i32* [[PTR]], align 32 ; IS__TUNIT____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 128 to i32*), [[FALSEBB]] ]
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* [[PTR]], align 32
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test13-3
; IS__CGSCC____-SAME: (i1 [[C:%.*]], i32* nocapture nofree writeonly align 32 [[DST:%.*]])
; IS__CGSCC____-NEXT: br i1 [[C]], label [[TRUEBB:%.*]], label [[FALSEBB:%.*]]
; IS__CGSCC____: truebb:
; IS__CGSCC____-NEXT: br label [[END:%.*]]
; IS__CGSCC____: falsebb:
; IS__CGSCC____-NEXT: br label [[END]]
; IS__CGSCC____: end:
; IS__CGSCC____-NEXT: [[PTR:%.*]] = phi i32* [ [[DST]], [[TRUEBB]] ], [ inttoptr (i64 128 to i32*), [[FALSEBB]] ]
; IS__CGSCC____-NEXT: store i32 0, i32* [[PTR]], align 32
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %c, label %truebb, label %falsebb br i1 %c, label %truebb, label %falsebb
truebb: truebb:
br label %end br label %end
falsebb: falsebb:
br label %end br label %end
end: end:
%ptr = phi i32* [ %dst, %truebb ], [ inttoptr (i64 128 to i32*), %falsebb ] %ptr = phi i32* [ %dst, %truebb ], [ inttoptr (i64 128 to i32*), %falsebb ]
store i32 0, i32* %ptr store i32 0, i32* %ptr
ret void ret void
} }
; Don't crash on ptr2int/int2ptr uses. ; Don't crash on ptr2int/int2ptr uses.
define i64 @ptr2int(i32* %p) { define i64 @ptr2int(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@ptr2int ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ptr2int
; CHECK-NEXT: [[P2I:%.*]] = ptrtoint i32* [[P]] to i64 ; IS__TUNIT____-SAME: (i32* nofree readnone [[P:%.*]])
; CHECK-NEXT: ret i64 [[P2I]] ; IS__TUNIT____-NEXT: [[P2I:%.*]] = ptrtoint i32* [[P]] to i64
; IS__TUNIT____-NEXT: ret i64 [[P2I]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ptr2int
; IS__CGSCC____-SAME: (i32* nofree readnone [[P:%.*]])
; IS__CGSCC____-NEXT: [[P2I:%.*]] = ptrtoint i32* [[P]] to i64
; IS__CGSCC____-NEXT: ret i64 [[P2I]]
; ;
%p2i = ptrtoint i32* %p to i64 %p2i = ptrtoint i32* %p to i64
ret i64 %p2i ret i64 %p2i
} }
define i64* @int2ptr(i64 %i) { define i64* @int2ptr(i64 %i) {
; CHECK-LABEL: define {{[^@]+}}@int2ptr ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i64 [[I:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@int2ptr
; CHECK-NEXT: [[I2P:%.*]] = inttoptr i64 [[I]] to i64* ; IS__TUNIT____-SAME: (i64 [[I:%.*]])
; CHECK-NEXT: ret i64* [[I2P]] ; IS__TUNIT____-NEXT: [[I2P:%.*]] = inttoptr i64 [[I]] to i64*
; IS__TUNIT____-NEXT: ret i64* [[I2P]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@int2ptr
; IS__CGSCC____-SAME: (i64 [[I:%.*]])
; IS__CGSCC____-NEXT: [[I2P:%.*]] = inttoptr i64 [[I]] to i64*
; IS__CGSCC____-NEXT: ret i64* [[I2P]]
; ;
%i2p = inttoptr i64 %i to i64* %i2p = inttoptr i64 %i to i64*
ret i64* %i2p ret i64* %i2p
} }
; Use the store alignment only for the pointer operand. ; Use the store alignment only for the pointer operand.
define void @aligned_store(i8* %Value, i8** %Ptr) { define void @aligned_store(i8* %Value, i8** %Ptr) {
; CHECK-LABEL: define {{[^@]+}}@aligned_store ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i8* nofree writeonly [[VALUE:%.*]], i8** nocapture nofree nonnull writeonly align 32 dereferenceable(8) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@aligned_store
; CHECK-NEXT: store i8* [[VALUE]], i8** [[PTR]], align 32 ; IS__TUNIT____-SAME: (i8* nofree writeonly [[VALUE:%.*]], i8** nocapture nofree nonnull writeonly align 32 dereferenceable(8) [[PTR:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8* [[VALUE]], i8** [[PTR]], align 32
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@aligned_store
; IS__CGSCC____-SAME: (i8* nofree writeonly [[VALUE:%.*]], i8** nocapture nofree nonnull writeonly align 32 dereferenceable(8) [[PTR:%.*]])
; IS__CGSCC____-NEXT: store i8* [[VALUE]], i8** [[PTR]], align 32
; IS__CGSCC____-NEXT: ret void
; ;
store i8* %Value, i8** %Ptr, align 32 store i8* %Value, i8** %Ptr, align 32
ret void ret void
} }
declare i8* @some_func(i8*) declare i8* @some_func(i8*)
define void @align_call_op_not_store(i8* align 2048 %arg) { define void @align_call_op_not_store(i8* align 2048 %arg) {
; CHECK-LABEL: define {{[^@]+}}@align_call_op_not_store ; CHECK-LABEL: define {{[^@]+}}@align_call_op_not_store
; CHECK-SAME: (i8* align 2048 [[ARG:%.*]]) ; CHECK-SAME: (i8* align 2048 [[ARG:%.*]])
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @some_func(i8* align 2048 [[ARG]]) ; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @some_func(i8* align 2048 [[ARG]])
; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1 ; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%unknown = call i8* @some_func(i8* %arg) %unknown = call i8* @some_func(i8* %arg)
store i8 0, i8* %unknown store i8 0, i8* %unknown
ret void ret void
} }
define void @align_store_after_bc(i32* align 2048 %arg) { define void @align_store_after_bc(i32* align 2048 %arg) {
; ;
; CHECK-LABEL: define {{[^@]+}}@align_store_after_bc ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 2048 dereferenceable(1) [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@align_store_after_bc
; CHECK-NEXT: [[BC:%.*]] = bitcast i32* [[ARG]] to i8* ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 2048 dereferenceable(1) [[ARG:%.*]])
; CHECK-NEXT: store i8 0, i8* [[BC]], align 2048 ; IS__TUNIT____-NEXT: [[BC:%.*]] = bitcast i32* [[ARG]] to i8*
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8 0, i8* [[BC]], align 2048
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@align_store_after_bc
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 2048 dereferenceable(1) [[ARG:%.*]])
; IS__CGSCC____-NEXT: [[BC:%.*]] = bitcast i32* [[ARG]] to i8*
; IS__CGSCC____-NEXT: store i8 0, i8* [[BC]], align 2048
; IS__CGSCC____-NEXT: ret void
; ;
%bc = bitcast i32* %arg to i8* %bc = bitcast i32* %arg to i8*
store i8 0, i8* %bc store i8 0, i8* %bc
ret void ret void
} }
; Make sure we do not annotate the callee of a must-tail call with an alignment ; Make sure we do not annotate the callee of a must-tail call with an alignment
; we cannot also put on the caller. ; we cannot also put on the caller.
@cnd = external global i1 @cnd = external global i1
define i32 @musttail_callee_1(i32* %p) { define i32 @musttail_callee_1(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@musttail_callee_1 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly dereferenceable(4) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@musttail_callee_1
; CHECK-NEXT: [[V:%.*]] = load i32, i32* [[P]], align 32 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly dereferenceable(4) [[P:%.*]])
; CHECK-NEXT: ret i32 [[V]] ; IS__TUNIT____-NEXT: [[V:%.*]] = load i32, i32* [[P]], align 32
; IS__TUNIT____-NEXT: ret i32 [[V]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@musttail_callee_1
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: [[V:%.*]] = load i32, i32* [[P]], align 32
; IS__CGSCC____-NEXT: ret i32 [[V]]
; ;
%v = load i32, i32* %p, align 32 %v = load i32, i32* %p, align 32
ret i32 %v ret i32 %v
} }
define i32 @musttail_caller_1(i32* %p) { define i32 @musttail_caller_1(i32* %p) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@musttail_caller_1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@musttail_caller_1
; IS__TUNIT____-SAME: (i32* nocapture nofree readonly [[P:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree readonly [[P:%.*]])
; IS__TUNIT____-NEXT: [[C:%.*]] = load i1, i1* @cnd, align 1 ; IS__TUNIT____-NEXT: [[C:%.*]] = load i1, i1* @cnd, align 1
; IS__TUNIT____-NEXT: br i1 [[C]], label [[MT:%.*]], label [[EXIT:%.*]] ; IS__TUNIT____-NEXT: br i1 [[C]], label [[MT:%.*]], label [[EXIT:%.*]]
; IS__TUNIT____: mt: ; IS__TUNIT____: mt:
; IS__TUNIT____-NEXT: [[V:%.*]] = musttail call i32 @musttail_callee_1(i32* nocapture nofree readonly [[P]]) ; IS__TUNIT____-NEXT: [[V:%.*]] = musttail call i32 @musttail_callee_1(i32* nocapture nofree readonly [[P]])
; IS__TUNIT____-NEXT: ret i32 [[V]] ; IS__TUNIT____-NEXT: ret i32 [[V]]
; IS__TUNIT____: exit: ; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: ret i32 0
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@musttail_caller_1 ; IS__CGSCC____-LABEL: define {{[^@]+}}@musttail_caller_1
; IS__CGSCC____-SAME: (i32* nocapture nofree readonly [[P:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree readonly [[P:%.*]])
; IS__CGSCC____-NEXT: [[C:%.*]] = load i1, i1* @cnd, align 1 ; IS__CGSCC____-NEXT: [[C:%.*]] = load i1, i1* @cnd, align 1
; IS__CGSCC____-NEXT: br i1 [[C]], label [[MT:%.*]], label [[EXIT:%.*]] ; IS__CGSCC____-NEXT: br i1 [[C]], label [[MT:%.*]], label [[EXIT:%.*]]
; IS__CGSCC____: mt: ; IS__CGSCC____: mt:
; IS__CGSCC____-NEXT: [[V:%.*]] = musttail call i32 @musttail_callee_1(i32* nocapture nofree nonnull readonly dereferenceable(4) [[P]]) ; IS__CGSCC____-NEXT: [[V:%.*]] = musttail call i32 @musttail_callee_1(i32* nocapture nofree nonnull readonly dereferenceable(4) [[P]])
; IS__CGSCC____-NEXT: ret i32 [[V]] ; IS__CGSCC____-NEXT: ret i32 [[V]]
; IS__CGSCC____: exit: ; IS__CGSCC____: exit:
Show All 14 Lines

llvm/test/Transforms/Attributor/allow_list.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -S -passes=attributor --attributor-seed-allow-list asd < %s | FileCheck %s --check-prefixes=CHECK_DISABLED ; RUN: opt -S -passes=attributor --attributor-seed-allow-list asd < %s | FileCheck %s --check-prefixes=CHECK_DISABLED
; RUN: opt -S -passes=attributor --attributor-seed-allow-list AAValueSimplify < %s | FileCheck %s --check-prefixes=CHECK_ENABLED ; RUN: opt -S -passes=attributor --attributor-seed-allow-list AAValueSimplify < %s | FileCheck %s --check-prefixes=CHECK_ENABLED
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Function Attrs: nounwind uwtable ; Function Attrs: nounwind uwtable
define internal i32 @range_test(i32 %a) #0 { define internal i32 @range_test(i32 %a) #0 {
; CHECK_DISABLED: Function Attrs: noinline nounwind uwtable
; CHECK_DISABLED-LABEL: define {{[^@]+}}@range_test ; CHECK_DISABLED-LABEL: define {{[^@]+}}@range_test
; CHECK_DISABLED-SAME: (i32 [[A:%.*]]) ; CHECK_DISABLED-SAME: (i32 [[A:%.*]])
; CHECK_DISABLED-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[A]], 100 ; CHECK_DISABLED-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[A]], 100
; CHECK_DISABLED-NEXT: [[TMP2:%.*]] = zext i1 [[TMP1]] to i32 ; CHECK_DISABLED-NEXT: [[TMP2:%.*]] = zext i1 [[TMP1]] to i32
; CHECK_DISABLED-NEXT: ret i32 [[TMP2]] ; CHECK_DISABLED-NEXT: ret i32 [[TMP2]]
; ;
%1 = icmp sgt i32 %a, 100 %1 = icmp sgt i32 %a, 100
%2 = zext i1 %1 to i32 %2 = zext i1 %1 to i32
ret i32 %2 ret i32 %2
} }
; Function Attrs: nounwind uwtable ; Function Attrs: nounwind uwtable
define i32 @range_use() #0 { define i32 @range_use() #0 {
; CHECK_DISABLED: Function Attrs: noinline nounwind uwtable
; CHECK_DISABLED-LABEL: define {{[^@]+}}@range_use() ; CHECK_DISABLED-LABEL: define {{[^@]+}}@range_use()
; CHECK_DISABLED-NEXT: [[TMP1:%.*]] = call i32 @range_test(i32 123) ; CHECK_DISABLED-NEXT: [[TMP1:%.*]] = call i32 @range_test(i32 123)
; CHECK_DISABLED-NEXT: ret i32 [[TMP1]] ; CHECK_DISABLED-NEXT: ret i32 [[TMP1]]
; ;
; CHECK_ENABLED: Function Attrs: noinline nounwind uwtable
; CHECK_ENABLED-LABEL: define {{[^@]+}}@range_use() ; CHECK_ENABLED-LABEL: define {{[^@]+}}@range_use()
; CHECK_ENABLED-NEXT: ret i32 1 ; CHECK_ENABLED-NEXT: ret i32 1
; ;
%1 = call i32 @range_test(i32 123) %1 = call i32 @range_test(i32 123)
ret i32 %1 ret i32 %1
} }
attributes #0 = { nounwind uwtable noinline } attributes #0 = { nounwind uwtable noinline }
No newline at end of file

llvm/test/Transforms/Attributor/alwaysinline.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; When a function is marked `alwaysinline` and is able to be inlined, ; When a function is marked `alwaysinline` and is able to be inlined,
; we can IPO its boundaries ; we can IPO its boundaries
; the function is not exactly defined, and marked alwaysinline and can be inlined, ; the function is not exactly defined, and marked alwaysinline and can be inlined,
; so the function can be analyzed ; so the function can be analyzed
; CHECK: Function Attrs: alwaysinline
; CHECK-SAME: willreturn
define linkonce void @inner1() alwaysinline { define linkonce void @inner1() alwaysinline {
; CHECK-LABEL: define {{[^@]+}}@inner1() ; IS__TUNIT____: Function Attrs: alwaysinline nofree nosync nounwind readnone willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@inner1()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: alwaysinline nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@inner1()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-SAME: willreturn
define void @outer1() { define void @outer1() {
; CHECK-LABEL: define {{[^@]+}}@outer1() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@outer1()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@outer1()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
call void @inner1() call void @inner1()
ret void ret void
} }
; The function is not alwaysinline and is not exactly defined ; The function is not alwaysinline and is not exactly defined
; so it will not be analyzed ; so it will not be analyzed
; CHECK-NOT: Function Attrs:
define linkonce i32 @inner2() { define linkonce i32 @inner2() {
; CHECK-LABEL: define {{[^@]+}}@inner2() ; CHECK-LABEL: define {{[^@]+}}@inner2()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: ret i32 1 ; CHECK-NEXT: ret i32 1
; ;
entry: entry:
ret i32 1 ret i32 1
} }
; CHECK-NOT: Function Attrs ; CHECK-NOT: Function Attrs
define i32 @outer2() { define i32 @outer2() {
; CHECK-LABEL: define {{[^@]+}}@outer2() ; CHECK-LABEL: define {{[^@]+}}@outer2()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[R:%.*]] = call i32 @inner2() ; CHECK-NEXT: [[R:%.*]] = call i32 @inner2()
; CHECK-NEXT: ret i32 [[R]] ; CHECK-NEXT: ret i32 [[R]]
; ;
entry: entry:
%r = call i32 @inner2() alwaysinline %r = call i32 @inner2() alwaysinline
ret i32 %r ret i32 %r
} }
; This function cannot be inlined although it is marked alwaysinline ; This function cannot be inlined although it is marked alwaysinline
; it is `unexactly defined` and alwaysinline but cannot be inlined. ; it is `unexactly defined` and alwaysinline but cannot be inlined.
; so it will not be analyzed ; so it will not be analyzed
; CHECK: Function Attrs:
; CHECK-NOT: nofree
; CHECK-NOT: nosync
; CHECK-NOT: nounwind
; CHECK-NOT: readnone
define linkonce i32 @inner3(i8* %addr) alwaysinline { define linkonce i32 @inner3(i8* %addr) alwaysinline {
; CHECK: Function Attrs: alwaysinline
; CHECK-LABEL: define {{[^@]+}}@inner3 ; CHECK-LABEL: define {{[^@]+}}@inner3
; CHECK-SAME: (i8* [[ADDR:%.*]]) ; CHECK-SAME: (i8* [[ADDR:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: indirectbr i8* [[ADDR]], [label [[ONE:%.*]], label %two] ; CHECK-NEXT: indirectbr i8* [[ADDR]], [label [[ONE:%.*]], label %two]
; CHECK: one: ; CHECK: one:
; CHECK-NEXT: ret i32 42 ; CHECK-NEXT: ret i32 42
; CHECK: two: ; CHECK: two:
; CHECK-NEXT: ret i32 44 ; CHECK-NEXT: ret i32 44
; ;
entry: entry:
indirectbr i8* %addr, [ label %one, label %two ] indirectbr i8* %addr, [ label %one, label %two ]
one: one:
ret i32 42 ret i32 42
two: two:
ret i32 44 ret i32 44
} }
; CHECK-NOT: Function Attrs:
define i32 @outer3(i32 %x) { define i32 @outer3(i32 %x) {
; CHECK-LABEL: define {{[^@]+}}@outer3 ; CHECK-LABEL: define {{[^@]+}}@outer3
; CHECK-SAME: (i32 [[X:%.*]]) ; CHECK-SAME: (i32 [[X:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[X]], 42 ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[X]], 42
; CHECK-NEXT: [[ADDR:%.*]] = select i1 [[CMP]], i8* blockaddress(@inner3, [[ONE:%.*]]), i8* blockaddress(@inner3, [[TWO:%.*]]) ; CHECK-NEXT: [[ADDR:%.*]] = select i1 [[CMP]], i8* blockaddress(@inner3, [[ONE:%.*]]), i8* blockaddress(@inner3, [[TWO:%.*]])
; CHECK-NEXT: [[CALL:%.*]] = call i32 @inner3(i8* [[ADDR]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32 @inner3(i8* [[ADDR]])
; CHECK-NEXT: ret i32 [[CALL]] ; CHECK-NEXT: ret i32 [[CALL]]
; ;
%cmp = icmp slt i32 %x, 42 %cmp = icmp slt i32 %x, 42
%addr = select i1 %cmp, i8* blockaddress(@inner3, %one), i8* blockaddress(@inner3, %two) %addr = select i1 %cmp, i8* blockaddress(@inner3, %one), i8* blockaddress(@inner3, %two)
%call = call i32 @inner3(i8* %addr) %call = call i32 @inner3(i8* %addr)
ret i32 %call ret i32 %call
} }

llvm/test/Transforms/Attributor/callbacks.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
; Test 0 ; Test 0
▲ Show 20 Lines • Show All 163 Lines • ▼ Show 20 Linesentry:
call void (i32*, i32*, void (i32*, i32*, ...)*, ...) @t1_callback_broker(i32* null, i32* %ptr, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, i32*, i64, i32**)* @t1_callback_callee to void (i32*, i32*, ...)*), i32* %a, i64 99, i32** %c) call void (i32*, i32*, void (i32*, i32*, ...)*, ...) @t1_callback_broker(i32* null, i32* %ptr, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, i32*, i64, i32**)* @t1_callback_callee to void (i32*, i32*, ...)*), i32* %a, i64 99, i32** %c)
ret void ret void
} }
; Note that the first two arguments are provided by the callback_broker according to the callback in !1 below! ; Note that the first two arguments are provided by the callback_broker according to the callback in !1 below!
; The others are annotated with alignment information, amongst others, or even replaced by the constants passed to the call. ; The others are annotated with alignment information, amongst others, or even replaced by the constants passed to the call.
define internal void @t1_callback_callee(i32* %is_not_null, i32* %ptr, i32* %a, i64 %b, i32** %c) { define internal void @t1_callback_callee(i32* %is_not_null, i32* %ptr, i32* %a, i64 %b, i32** %c) {
; ;
; NOT_TUNIT_NPM: Function Attrs: nosync
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@t1_callback_callee ; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@t1_callback_callee
; NOT_TUNIT_NPM-SAME: (i32* nocapture nonnull writeonly align 4 dereferenceable(4) [[IS_NOT_NULL:%.*]], i32* nocapture nonnull readonly align 8 dereferenceable(4) [[PTR:%.*]], i32* nocapture align 256 [[A:%.*]], i64 [[B:%.*]], i32** nocapture nonnull readonly align 64 dereferenceable(8) [[C:%.*]]) ; NOT_TUNIT_NPM-SAME: (i32* nocapture nonnull writeonly align 4 dereferenceable(4) [[IS_NOT_NULL:%.*]], i32* nocapture nonnull readonly align 8 dereferenceable(4) [[PTR:%.*]], i32* nocapture align 256 [[A:%.*]], i64 [[B:%.*]], i32** nocapture nonnull readonly align 64 dereferenceable(8) [[C:%.*]])
; NOT_TUNIT_NPM-NEXT: entry: ; NOT_TUNIT_NPM-NEXT: entry:
; NOT_TUNIT_NPM-NEXT: [[PTR_VAL:%.*]] = load i32, i32* [[PTR]], align 8 ; NOT_TUNIT_NPM-NEXT: [[PTR_VAL:%.*]] = load i32, i32* [[PTR]], align 8
; NOT_TUNIT_NPM-NEXT: store i32 [[PTR_VAL]], i32* [[IS_NOT_NULL]], align 4 ; NOT_TUNIT_NPM-NEXT: store i32 [[PTR_VAL]], i32* [[IS_NOT_NULL]], align 4
; NOT_TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32*, i32** [[C]], align 64 ; NOT_TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32*, i32** [[C]], align 64
; NOT_TUNIT_NPM-NEXT: tail call void @t1_check(i32* nocapture align 256 [[A]], i64 99, i32* nocapture [[TMP0]]) ; NOT_TUNIT_NPM-NEXT: tail call void @t1_check(i32* nocapture align 256 [[A]], i64 99, i32* nocapture [[TMP0]])
; NOT_TUNIT_NPM-NEXT: ret void ; NOT_TUNIT_NPM-NEXT: ret void
; ;
; IS__TUNIT_NPM: Function Attrs: nosync
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@t1_callback_callee ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@t1_callback_callee
; IS__TUNIT_NPM-SAME: (i32* nocapture nonnull writeonly align 4 dereferenceable(4) [[IS_NOT_NULL:%.*]], i32* nocapture nonnull readonly align 8 dereferenceable(4) [[PTR:%.*]], i32* noalias nocapture align 256 [[A:%.*]], i64 [[B:%.*]], i32** noalias nocapture nonnull readonly align 64 dereferenceable(8) [[C:%.*]]) ; IS__TUNIT_NPM-SAME: (i32* nocapture nonnull writeonly align 4 dereferenceable(4) [[IS_NOT_NULL:%.*]], i32* nocapture nonnull readonly align 8 dereferenceable(4) [[PTR:%.*]], i32* noalias nocapture align 256 [[A:%.*]], i64 [[B:%.*]], i32** noalias nocapture nonnull readonly align 64 dereferenceable(8) [[C:%.*]])
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[PTR_VAL:%.*]] = load i32, i32* [[PTR]], align 8 ; IS__TUNIT_NPM-NEXT: [[PTR_VAL:%.*]] = load i32, i32* [[PTR]], align 8
; IS__TUNIT_NPM-NEXT: store i32 [[PTR_VAL]], i32* [[IS_NOT_NULL]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[PTR_VAL]], i32* [[IS_NOT_NULL]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32*, i32** [[C]], align 64 ; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32*, i32** [[C]], align 64
; IS__TUNIT_NPM-NEXT: tail call void @t1_check(i32* nocapture align 256 [[A]], i64 99, i32* nocapture [[TMP0]]) ; IS__TUNIT_NPM-NEXT: tail call void @t1_check(i32* nocapture align 256 [[A]], i64 99, i32* nocapture [[TMP0]])
; IS__TUNIT_NPM-NEXT: ret void ; IS__TUNIT_NPM-NEXT: ret void
▲ Show 20 Lines • Show All 220 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/dereferenceable-1.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; FIXME: Figure out why we need 16 iterations here. ; FIXME: Figure out why we need 16 iterations here.
declare void @deref_phi_user(i32* %a); declare void @deref_phi_user(i32* %a);
; TEST 1 ; TEST 1
; take mininimum of return values ; take mininimum of return values
; ;
define i32* @test1(i32* dereferenceable(4) %0, double* dereferenceable(8) %1, i1 zeroext %2) local_unnamed_addr { define i32* @test1(i32* dereferenceable(4) %0, double* dereferenceable(8) %1, i1 zeroext %2) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@test1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree nonnull readnone dereferenceable(4) "no-capture-maybe-returned" [[TMP0:%.*]], double* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP1:%.*]], i1 zeroext [[TMP2:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@test1
; CHECK-NEXT: [[TMP4:%.*]] = bitcast double* [[TMP1]] to i32* ; IS__TUNIT____-SAME: (i32* nofree nonnull readnone dereferenceable(4) "no-capture-maybe-returned" [[TMP0:%.*]], double* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP1:%.*]], i1 zeroext [[TMP2:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP4]] ; IS__TUNIT____-NEXT: [[TMP4:%.*]] = bitcast double* [[TMP1]] to i32*
; CHECK-NEXT: ret i32* [[TMP5]] ; IS__TUNIT____-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP4]]
; IS__TUNIT____-NEXT: ret i32* [[TMP5]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test1
; IS__CGSCC____-SAME: (i32* nofree nonnull readnone dereferenceable(4) "no-capture-maybe-returned" [[TMP0:%.*]], double* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP1:%.*]], i1 zeroext [[TMP2:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: [[TMP4:%.*]] = bitcast double* [[TMP1]] to i32*
; IS__CGSCC____-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP4]]
; IS__CGSCC____-NEXT: ret i32* [[TMP5]]
; ;
%4 = bitcast double* %1 to i32* %4 = bitcast double* %1 to i32*
%5 = select i1 %2, i32* %0, i32* %4 %5 = select i1 %2, i32* %0, i32* %4
ret i32* %5 ret i32* %5
} }
; TEST 2 ; TEST 2
define i32* @test2(i32* dereferenceable_or_null(4) %0, double* dereferenceable(8) %1, i1 zeroext %2) local_unnamed_addr { define i32* @test2(i32* dereferenceable_or_null(4) %0, double* dereferenceable(8) %1, i1 zeroext %2) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@test2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone dereferenceable_or_null(4) "no-capture-maybe-returned" [[TMP0:%.*]], double* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP1:%.*]], i1 zeroext [[TMP2:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2
; CHECK-NEXT: [[TMP4:%.*]] = bitcast double* [[TMP1]] to i32* ; IS__TUNIT____-SAME: (i32* nofree readnone dereferenceable_or_null(4) "no-capture-maybe-returned" [[TMP0:%.*]], double* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP1:%.*]], i1 zeroext [[TMP2:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP4]] ; IS__TUNIT____-NEXT: [[TMP4:%.*]] = bitcast double* [[TMP1]] to i32*
; CHECK-NEXT: ret i32* [[TMP5]] ; IS__TUNIT____-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP4]]
; IS__TUNIT____-NEXT: ret i32* [[TMP5]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
; IS__CGSCC____-SAME: (i32* nofree readnone dereferenceable_or_null(4) "no-capture-maybe-returned" [[TMP0:%.*]], double* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP1:%.*]], i1 zeroext [[TMP2:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: [[TMP4:%.*]] = bitcast double* [[TMP1]] to i32*
; IS__CGSCC____-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], i32* [[TMP0]], i32* [[TMP4]]
; IS__CGSCC____-NEXT: ret i32* [[TMP5]]
; ;
%4 = bitcast double* %1 to i32* %4 = bitcast double* %1 to i32*
%5 = select i1 %2, i32* %0, i32* %4 %5 = select i1 %2, i32* %0, i32* %4
ret i32* %5 ret i32* %5
} }
; TEST 3 ; TEST 3
; GEP inbounds ; GEP inbounds
define i32* @test3_1(i32* dereferenceable(8) %0) local_unnamed_addr { define i32* @test3_1(i32* dereferenceable(8) %0) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@test3_1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@test3_1
; CHECK-NEXT: [[RET:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 1 ; IS__TUNIT____-SAME: (i32* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: ret i32* [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 1
; IS__TUNIT____-NEXT: ret i32* [[RET]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test3_1
; IS__CGSCC____-SAME: (i32* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: [[RET:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 1
; IS__CGSCC____-NEXT: ret i32* [[RET]]
; ;
%ret = getelementptr inbounds i32, i32* %0, i64 1 %ret = getelementptr inbounds i32, i32* %0, i64 1
ret i32* %ret ret i32* %ret
} }
define i32* @test3_2(i32* dereferenceable_or_null(32) %0) local_unnamed_addr { define i32* @test3_2(i32* dereferenceable_or_null(32) %0) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@test3_2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone dereferenceable_or_null(32) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@test3_2
; CHECK-NEXT: [[RET:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 4 ; IS__TUNIT____-SAME: (i32* nofree readnone dereferenceable_or_null(32) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: ret i32* [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 4
; IS__TUNIT____-NEXT: ret i32* [[RET]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test3_2
; IS__CGSCC____-SAME: (i32* nofree readnone dereferenceable_or_null(32) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: [[RET:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 4
; IS__CGSCC____-NEXT: ret i32* [[RET]]
; ;
%ret = getelementptr inbounds i32, i32* %0, i64 4 %ret = getelementptr inbounds i32, i32* %0, i64 4
ret i32* %ret ret i32* %ret
} }
define i32* @test3_3(i32* dereferenceable(8) %0, i32* dereferenceable(16) %1, i1 %2) local_unnamed_addr { define i32* @test3_3(i32* dereferenceable(8) %0, i32* dereferenceable(16) %1, i1 %2) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@test3_3 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree nonnull readnone dereferenceable(16) "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@test3_3
; CHECK-NEXT: [[RET1:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 1 ; IS__TUNIT____-SAME: (i32* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree nonnull readnone dereferenceable(16) "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[RET2:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 2 ; IS__TUNIT____-NEXT: [[RET1:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 1
; CHECK-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[RET1]], i32* [[RET2]] ; IS__TUNIT____-NEXT: [[RET2:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 2
; CHECK-NEXT: ret i32* [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[RET1]], i32* [[RET2]]
; IS__TUNIT____-NEXT: ret i32* [[RET]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test3_3
; IS__CGSCC____-SAME: (i32* nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]], i32* nofree nonnull readnone dereferenceable(16) "no-capture-maybe-returned" [[TMP1:%.*]], i1 [[TMP2:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: [[RET1:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 1
; IS__CGSCC____-NEXT: [[RET2:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 2
; IS__CGSCC____-NEXT: [[RET:%.*]] = select i1 [[TMP2]], i32* [[RET1]], i32* [[RET2]]
; IS__CGSCC____-NEXT: ret i32* [[RET]]
; ;
%ret1 = getelementptr inbounds i32, i32* %0, i64 1 %ret1 = getelementptr inbounds i32, i32* %0, i64 1
%ret2 = getelementptr inbounds i32, i32* %1, i64 2 %ret2 = getelementptr inbounds i32, i32* %1, i64 2
%ret = select i1 %2, i32* %ret1, i32* %ret2 %ret = select i1 %2, i32* %ret1, i32* %ret2
ret i32* %ret ret i32* %ret
} }
; TEST 4 ; TEST 4
; Better than known in IR. ; Better than known in IR.
define dereferenceable(4) i32* @test4(i32* dereferenceable(8) %0) local_unnamed_addr { define dereferenceable(4) i32* @test4(i32* dereferenceable(8) %0) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@test4 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree nonnull readnone returned dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@test4
; CHECK-NEXT: ret i32* [[TMP0]] ; IS__TUNIT____-SAME: (i32* nofree nonnull readnone returned dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__TUNIT____-NEXT: ret i32* [[TMP0]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test4
; IS__CGSCC____-SAME: (i32* nofree nonnull readnone returned dereferenceable(8) "no-capture-maybe-returned" [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: ret i32* [[TMP0]]
; ;
ret i32* %0 ret i32* %0
} }
; TEST 5 ; TEST 5
; loop in which dereferenceabily "grows" ; loop in which dereferenceabily "grows"
define void @deref_phi_growing(i32* dereferenceable(4000) %a) { define void @deref_phi_growing(i32* dereferenceable(4000) %a) {
; CHECK-LABEL: define {{[^@]+}}@deref_phi_growing ; CHECK-LABEL: define {{[^@]+}}@deref_phi_growing
▲ Show 20 Lines • Show All 95 Lines • ▼ Show 20 Linesfor.end: ; preds = %for.cond.cleanup
ret void ret void
} }
; TEST 7 ; TEST 7
; share known infomation in must-be-executed-context ; share known infomation in must-be-executed-context
declare i32* @unkown_ptr() willreturn nounwind declare i32* @unkown_ptr() willreturn nounwind
declare i32 @unkown_f(i32*) willreturn nounwind declare i32 @unkown_f(i32*) willreturn nounwind
define i32* @f7_0(i32* %ptr) { define i32* @f7_0(i32* %ptr) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@f7_0 ; CHECK-LABEL: define {{[^@]+}}@f7_0
; CHECK-SAME: (i32* nonnull returned dereferenceable(8) [[PTR:%.*]]) ; CHECK-SAME: (i32* nonnull returned dereferenceable(8) [[PTR:%.*]])
; CHECK-NEXT: [[T:%.*]] = tail call i32 @unkown_f(i32* nonnull dereferenceable(8) [[PTR]]) ; CHECK-NEXT: [[T:%.*]] = tail call i32 @unkown_f(i32* nonnull dereferenceable(8) [[PTR]])
; CHECK-NEXT: ret i32* [[PTR]] ; CHECK-NEXT: ret i32* [[PTR]]
; ;
%T = tail call i32 @unkown_f(i32* dereferenceable(8) %ptr) %T = tail call i32 @unkown_f(i32* dereferenceable(8) %ptr)
ret i32* %ptr ret i32* %ptr
} }
define void @f7_1(i32* %ptr, i1 %c) { define void @f7_1(i32* %ptr, i1 %c) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@f7_1 ; CHECK-LABEL: define {{[^@]+}}@f7_1
; CHECK-SAME: (i32* nonnull align 4 dereferenceable(4) [[PTR:%.*]], i1 [[C:%.*]]) ; CHECK-SAME: (i32* nonnull align 4 dereferenceable(4) [[PTR:%.*]], i1 [[C:%.*]])
; CHECK-NEXT: [[A:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]]) ; CHECK-NEXT: [[A:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]])
; CHECK-NEXT: [[B:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]]) ; CHECK-NEXT: [[B:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]])
; CHECK-NEXT: br i1 [[C]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; CHECK: if.true: ; CHECK: if.true:
; CHECK-NEXT: [[C:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(8) [[PTR]]) ; CHECK-NEXT: [[C:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(8) [[PTR]])
; CHECK-NEXT: [[D:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(8) [[PTR]]) ; CHECK-NEXT: [[D:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(8) [[PTR]])
Show All 13 Linesif.true:
%D = tail call i32 @unkown_f(i32* dereferenceable(8) %ptr) %D = tail call i32 @unkown_f(i32* dereferenceable(8) %ptr)
%E = tail call i32 @unkown_f(i32* %ptr) %E = tail call i32 @unkown_f(i32* %ptr)
ret void ret void
if.false: if.false:
ret void ret void
} }
define void @f7_2(i1 %c) { define void @f7_2(i1 %c) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@f7_2 ; CHECK-LABEL: define {{[^@]+}}@f7_2
; CHECK-SAME: (i1 [[C:%.*]]) ; CHECK-SAME: (i1 [[C:%.*]])
; CHECK-NEXT: [[PTR:%.*]] = tail call nonnull align 4 dereferenceable(4) i32* @unkown_ptr() ; CHECK-NEXT: [[PTR:%.*]] = tail call nonnull align 4 dereferenceable(4) i32* @unkown_ptr()
; CHECK-NEXT: [[A:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]]) ; CHECK-NEXT: [[A:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]])
; CHECK-NEXT: [[B:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]]) ; CHECK-NEXT: [[B:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(4) [[PTR]])
; CHECK-NEXT: br i1 [[C]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; CHECK: if.true: ; CHECK: if.true:
; CHECK-NEXT: [[C:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(8) [[PTR]]) ; CHECK-NEXT: [[C:%.*]] = tail call i32 @unkown_f(i32* nonnull align 4 dereferenceable(8) [[PTR]])
Show All 14 Linesif.true:
%D = tail call i32 @unkown_f(i32* dereferenceable(8) %ptr) %D = tail call i32 @unkown_f(i32* dereferenceable(8) %ptr)
%E = tail call i32 @unkown_f(i32* %ptr) %E = tail call i32 @unkown_f(i32* %ptr)
ret void ret void
if.false: if.false:
ret void ret void
} }
define i32* @f7_3() { define i32* @f7_3() {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@f7_3() ; CHECK-LABEL: define {{[^@]+}}@f7_3()
; CHECK-NEXT: [[PTR:%.*]] = tail call nonnull align 16 dereferenceable(4) i32* @unkown_ptr() ; CHECK-NEXT: [[PTR:%.*]] = tail call nonnull align 16 dereferenceable(4) i32* @unkown_ptr()
; CHECK-NEXT: store i32 10, i32* [[PTR]], align 16 ; CHECK-NEXT: store i32 10, i32* [[PTR]], align 16
; CHECK-NEXT: ret i32* [[PTR]] ; CHECK-NEXT: ret i32* [[PTR]]
; ;
%ptr = tail call i32* @unkown_ptr() %ptr = tail call i32* @unkown_ptr()
store i32 10, i32* %ptr, align 16 store i32 10, i32* %ptr, align 16
ret i32* %ptr ret i32* %ptr
} }
; FIXME: This should have a return dereferenceable(8) but we need to make sure it will work in loops as well. ; FIXME: This should have a return dereferenceable(8) but we need to make sure it will work in loops as well.
define i32* @test_for_minus_index(i32* %p) { define i32* @test_for_minus_index(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test_for_minus_index ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nofree nonnull writeonly align 4 "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_for_minus_index
; CHECK-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 -2 ; IS__TUNIT____-SAME: (i32* nofree nonnull writeonly align 4 "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: store i32 1, i32* [[Q]], align 4 ; IS__TUNIT____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 -2
; CHECK-NEXT: ret i32* [[Q]] ; IS__TUNIT____-NEXT: store i32 1, i32* [[Q]], align 4
; IS__TUNIT____-NEXT: ret i32* [[Q]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_for_minus_index
; IS__CGSCC____-SAME: (i32* nofree nonnull writeonly align 4 "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 -2
; IS__CGSCC____-NEXT: store i32 1, i32* [[Q]], align 4
; IS__CGSCC____-NEXT: ret i32* [[Q]]
; ;
%q = getelementptr inbounds i32, i32* %p, i32 -2 %q = getelementptr inbounds i32, i32* %p, i32 -2
store i32 1, i32* %q store i32 1, i32* %q
ret i32* %q ret i32* %q
} }
define void @deref_or_null_and_nonnull(i32* dereferenceable_or_null(100) %0) { define void @deref_or_null_and_nonnull(i32* dereferenceable_or_null(100) %0) {
; CHECK-LABEL: define {{[^@]+}}@deref_or_null_and_nonnull ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(100) [[TMP0:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@deref_or_null_and_nonnull
; CHECK-NEXT: store i32 1, i32* [[TMP0]], align 4 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(100) [[TMP0:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 1, i32* [[TMP0]], align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@deref_or_null_and_nonnull
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(100) [[TMP0:%.*]])
; IS__CGSCC____-NEXT: store i32 1, i32* [[TMP0]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
store i32 1, i32* %0 store i32 1, i32* %0
ret void ret void
} }
; TEST 8 ; TEST 8
; Use Constant range in deereferenceable ; Use Constant range in deereferenceable
; void g(int *p, long long int *range){ ; void g(int *p, long long int *range){
; int r = *range ; // [10, 99] ; int r = *range ; // [10, 99]
; fill_range(p, *range); ; fill_range(p, *range);
; } ; }
; FIXME: %ptr should be dereferenceable(31) ; FIXME: %ptr should be dereferenceable(31)
define void @test8(i8* %ptr) #0 { define void @test8(i8* %ptr) #0 {
; IS________OPM-LABEL: define {{[^@]+}}@test8 ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind writeonly
; IS________OPM-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test8
; IS________OPM-NEXT: br label [[TMP1:%.*]] ; IS__TUNIT_OPM-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]])
; IS________OPM: 1: ; IS__TUNIT_OPM-NEXT: br label [[TMP1:%.*]]
; IS________OPM-NEXT: [[I_0:%.*]] = phi i32 [ 20, [[TMP0:%.*]] ], [ [[TMP4:%.*]], [[TMP5:%.*]] ] ; IS__TUNIT_OPM: 1:
; IS________OPM-NEXT: [[TMP2:%.*]] = sext i32 [[I_0]] to i64 ; IS__TUNIT_OPM-NEXT: [[I_0:%.*]] = phi i32 [ 20, [[TMP0:%.*]] ], [ [[TMP4:%.*]], [[TMP5:%.*]] ]
; IS________OPM-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP2]] ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = sext i32 [[I_0]] to i64
; IS________OPM-NEXT: store i8 32, i8* [[TMP3]], align 1 ; IS__TUNIT_OPM-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP2]]
; IS________OPM-NEXT: [[TMP4]] = add nsw i32 [[I_0]], 1 ; IS__TUNIT_OPM-NEXT: store i8 32, i8* [[TMP3]], align 1
; IS________OPM-NEXT: br label [[TMP5]] ; IS__TUNIT_OPM-NEXT: [[TMP4]] = add nsw i32 [[I_0]], 1
; IS________OPM: 5: ; IS__TUNIT_OPM-NEXT: br label [[TMP5]]
; IS________OPM-NEXT: [[TMP6:%.*]] = icmp slt i32 [[TMP4]], 30 ; IS__TUNIT_OPM: 5:
; IS________OPM-NEXT: br i1 [[TMP6]], label [[TMP1]], label [[TMP7:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP6:%.*]] = icmp slt i32 [[TMP4]], 30
; IS________OPM: 7: ; IS__TUNIT_OPM-NEXT: br i1 [[TMP6]], label [[TMP1]], label [[TMP7:%.*]]
; IS________OPM-NEXT: ret void ; IS__TUNIT_OPM: 7:
; ; IS__TUNIT_OPM-NEXT: ret void
; IS________NPM-LABEL: define {{[^@]+}}@test8 ;
; IS________NPM-SAME: (i8* nocapture nofree nonnull writeonly dereferenceable(21) [[PTR:%.*]]) ; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS________NPM-NEXT: br label [[TMP1:%.*]] ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test8
; IS________NPM: 1: ; IS__TUNIT_NPM-SAME: (i8* nocapture nofree nonnull writeonly dereferenceable(21) [[PTR:%.*]])
; IS________NPM-NEXT: [[I_0:%.*]] = phi i32 [ 20, [[TMP0:%.*]] ], [ [[TMP4:%.*]], [[TMP5:%.*]] ] ; IS__TUNIT_NPM-NEXT: br label [[TMP1:%.*]]
; IS________NPM-NEXT: [[TMP2:%.*]] = sext i32 [[I_0]] to i64 ; IS__TUNIT_NPM: 1:
; IS________NPM-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP2]] ; IS__TUNIT_NPM-NEXT: [[I_0:%.*]] = phi i32 [ 20, [[TMP0:%.*]] ], [ [[TMP4:%.*]], [[TMP5:%.*]] ]
; IS________NPM-NEXT: store i8 32, i8* [[TMP3]], align 1 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = sext i32 [[I_0]] to i64
; IS________NPM-NEXT: [[TMP4]] = add nsw i32 [[I_0]], 1 ; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP2]]
; IS________NPM-NEXT: br label [[TMP5]] ; IS__TUNIT_NPM-NEXT: store i8 32, i8* [[TMP3]], align 1
; IS________NPM: 5: ; IS__TUNIT_NPM-NEXT: [[TMP4]] = add nsw i32 [[I_0]], 1
; IS________NPM-NEXT: [[TMP6:%.*]] = icmp slt i32 [[TMP4]], 30 ; IS__TUNIT_NPM-NEXT: br label [[TMP5]]
; IS________NPM-NEXT: br i1 [[TMP6]], label [[TMP1]], label [[TMP7:%.*]] ; IS__TUNIT_NPM: 5:
; IS________NPM: 7: ; IS__TUNIT_NPM-NEXT: [[TMP6:%.*]] = icmp slt i32 [[TMP4]], 30
; IS________NPM-NEXT: ret void ; IS__TUNIT_NPM-NEXT: br i1 [[TMP6]], label [[TMP1]], label [[TMP7:%.*]]
; IS__TUNIT_NPM: 7:
; IS__TUNIT_NPM-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test8
; IS__CGSCC_OPM-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]])
; IS__CGSCC_OPM-NEXT: br label [[TMP1:%.*]]
; IS__CGSCC_OPM: 1:
; IS__CGSCC_OPM-NEXT: [[I_0:%.*]] = phi i32 [ 20, [[TMP0:%.*]] ], [ [[TMP4:%.*]], [[TMP5:%.*]] ]
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = sext i32 [[I_0]] to i64
; IS__CGSCC_OPM-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP2]]
; IS__CGSCC_OPM-NEXT: store i8 32, i8* [[TMP3]], align 1
; IS__CGSCC_OPM-NEXT: [[TMP4]] = add nsw i32 [[I_0]], 1
; IS__CGSCC_OPM-NEXT: br label [[TMP5]]
; IS__CGSCC_OPM: 5:
; IS__CGSCC_OPM-NEXT: [[TMP6:%.*]] = icmp slt i32 [[TMP4]], 30
; IS__CGSCC_OPM-NEXT: br i1 [[TMP6]], label [[TMP1]], label [[TMP7:%.*]]
; IS__CGSCC_OPM: 7:
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test8
; IS__CGSCC_NPM-SAME: (i8* nocapture nofree nonnull writeonly dereferenceable(21) [[PTR:%.*]])
; IS__CGSCC_NPM-NEXT: br label [[TMP1:%.*]]
; IS__CGSCC_NPM: 1:
; IS__CGSCC_NPM-NEXT: [[I_0:%.*]] = phi i32 [ 20, [[TMP0:%.*]] ], [ [[TMP4:%.*]], [[TMP5:%.*]] ]
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = sext i32 [[I_0]] to i64
; IS__CGSCC_NPM-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP2]]
; IS__CGSCC_NPM-NEXT: store i8 32, i8* [[TMP3]], align 1
; IS__CGSCC_NPM-NEXT: [[TMP4]] = add nsw i32 [[I_0]], 1
; IS__CGSCC_NPM-NEXT: br label [[TMP5]]
; IS__CGSCC_NPM: 5:
; IS__CGSCC_NPM-NEXT: [[TMP6:%.*]] = icmp slt i32 [[TMP4]], 30
; IS__CGSCC_NPM-NEXT: br i1 [[TMP6]], label [[TMP1]], label [[TMP7:%.*]]
; IS__CGSCC_NPM: 7:
; IS__CGSCC_NPM-NEXT: ret void
; ;
br label %1 br label %1
1: ; preds = %5, %0 1: ; preds = %5, %0
%i.0 = phi i32 [ 20, %0 ], [ %4, %5 ] %i.0 = phi i32 [ 20, %0 ], [ %4, %5 ]
%2 = sext i32 %i.0 to i64 %2 = sext i32 %i.0 to i64
%3 = getelementptr inbounds i8, i8* %ptr, i64 %2 %3 = getelementptr inbounds i8, i8* %ptr, i64 %2
store i8 32, i8* %3, align 1 store i8 32, i8* %3, align 1
%4 = add nsw i32 %i.0, 1 %4 = add nsw i32 %i.0, 1
br label %5 br label %5
5: ; preds = %1 5: ; preds = %1
%6 = icmp slt i32 %4, 30 %6 = icmp slt i32 %4, 30
br i1 %6, label %1, label %7 br i1 %6, label %1, label %7
7: ; preds = %5 7: ; preds = %5
ret void ret void
} }
; 8.2 (negative case) ; 8.2 (negative case)
define void @test8_neg(i32 %i, i8* %ptr) #0 { define void @test8_neg(i32 %i, i8* %ptr) #0 {
; CHECK-LABEL: define {{[^@]+}}@test8_neg ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32 [[I:%.*]], i8* nocapture nofree nonnull writeonly [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test8_neg
; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[I]] to i64 ; IS__TUNIT____-SAME: (i32 [[I:%.*]], i8* nocapture nofree nonnull writeonly [[PTR:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP1]] ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = sext i32 [[I]] to i64
; CHECK-NEXT: store i8 65, i8* [[TMP2]], align 1 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP1]]
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8 65, i8* [[TMP2]], align 1
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test8_neg
; IS__CGSCC____-SAME: (i32 [[I:%.*]], i8* nocapture nofree nonnull writeonly [[PTR:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = sext i32 [[I]] to i64
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = getelementptr inbounds i8, i8* [[PTR]], i64 [[TMP1]]
; IS__CGSCC____-NEXT: store i8 65, i8* [[TMP2]], align 1
; IS__CGSCC____-NEXT: ret void
; ;
%1 = sext i32 %i to i64 %1 = sext i32 %i to i64
%2 = getelementptr inbounds i8, i8* %ptr, i64 %1 %2 = getelementptr inbounds i8, i8* %ptr, i64 %1
store i8 65, i8* %2, align 1 store i8 65, i8* %2, align 1
ret void ret void
} }
; void fill_range(int* p, long long int start){ ; void fill_range(int* p, long long int start){
; for(long long int i = start;i<start+10;i++){ ; for(long long int i = start;i<start+10;i++){
; // If p[i] is inbounds, p is dereferenceable(40) at least. ; // If p[i] is inbounds, p is dereferenceable(40) at least.
; p[i] = i; ; p[i] = i;
; } ; }
; } ; }
; NOTE: %p should not be dereferenceable ; NOTE: %p should not be dereferenceable
define internal void @fill_range_not_inbounds(i32* %p, i64 %start){ define internal void @fill_range_not_inbounds(i32* %p, i64 %start){
; CHECK-LABEL: define {{[^@]+}}@fill_range_not_inbounds ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind writeonly
; CHECK-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@fill_range_not_inbounds
; CHECK-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; CHECK-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9 ; IS__TUNIT_OPM-NEXT: entry:
; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; CHECK: for.cond.cleanup: ; IS__TUNIT_OPM-NEXT: br label [[FOR_BODY:%.*]]
; CHECK-NEXT: ret void ; IS__TUNIT_OPM: for.cond.cleanup:
; CHECK: for.body: ; IS__TUNIT_OPM-NEXT: ret void
; CHECK-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ] ; IS__TUNIT_OPM: for.body:
; CHECK-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32 ; IS__TUNIT_OPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr i32, i32* [[P]], i64 [[I_06]] ; IS__TUNIT_OPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; CHECK-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4 ; IS__TUNIT_OPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr i32, i32* [[P]], i64 [[I_06]]
; CHECK-NEXT: [[INC]] = add nsw i64 [[I_06]], 1 ; IS__TUNIT_OPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]] ; IS__TUNIT_OPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]] ; IS__TUNIT_OPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__TUNIT_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@fill_range_not_inbounds
; IS__TUNIT_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; IS__TUNIT_NPM-NEXT: br label [[FOR_BODY:%.*]]
; IS__TUNIT_NPM: for.cond.cleanup:
; IS__TUNIT_NPM-NEXT: ret void
; IS__TUNIT_NPM: for.body:
; IS__TUNIT_NPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; IS__TUNIT_NPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; IS__TUNIT_NPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr i32, i32* [[P]], i64 [[I_06]]
; IS__TUNIT_NPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; IS__TUNIT_NPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; IS__TUNIT_NPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__TUNIT_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@fill_range_not_inbounds
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; IS__CGSCC_OPM-NEXT: br label [[FOR_BODY:%.*]]
; IS__CGSCC_OPM: for.cond.cleanup:
; IS__CGSCC_OPM-NEXT: ret void
; IS__CGSCC_OPM: for.body:
; IS__CGSCC_OPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; IS__CGSCC_OPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; IS__CGSCC_OPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr i32, i32* [[P]], i64 [[I_06]]
; IS__CGSCC_OPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; IS__CGSCC_OPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; IS__CGSCC_OPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__CGSCC_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@fill_range_not_inbounds
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; IS__CGSCC_NPM-NEXT: br label [[FOR_BODY:%.*]]
; IS__CGSCC_NPM: for.cond.cleanup:
; IS__CGSCC_NPM-NEXT: ret void
; IS__CGSCC_NPM: for.body:
; IS__CGSCC_NPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; IS__CGSCC_NPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; IS__CGSCC_NPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr i32, i32* [[P]], i64 [[I_06]]
; IS__CGSCC_NPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; IS__CGSCC_NPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; IS__CGSCC_NPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__CGSCC_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
; ;
entry: entry:
%0 = add nsw i64 %start, 9 %0 = add nsw i64 %start, 9
br label %for.body br label %for.body
for.cond.cleanup: ; preds = %for.body for.cond.cleanup: ; preds = %for.body
ret void ret void
for.body: ; preds = %entry, %for.body for.body: ; preds = %entry, %for.body
%i.06 = phi i64 [ %start, %entry ], [ %inc, %for.body ] %i.06 = phi i64 [ %start, %entry ], [ %inc, %for.body ]
%conv = trunc i64 %i.06 to i32 %conv = trunc i64 %i.06 to i32
%arrayidx = getelementptr i32, i32* %p, i64 %i.06 %arrayidx = getelementptr i32, i32* %p, i64 %i.06
store i32 %conv, i32* %arrayidx, align 4 store i32 %conv, i32* %arrayidx, align 4
%inc = add nsw i64 %i.06, 1 %inc = add nsw i64 %i.06, 1
%cmp = icmp slt i64 %i.06, %0 %cmp = icmp slt i64 %i.06, %0
br i1 %cmp, label %for.body, label %for.cond.cleanup br i1 %cmp, label %for.body, label %for.cond.cleanup
} }
; FIXME: %p should be dereferenceable(40) ; FIXME: %p should be dereferenceable(40)
define internal void @fill_range_inbounds(i32* %p, i64 %start){ define internal void @fill_range_inbounds(i32* %p, i64 %start){
; CHECK-LABEL: define {{[^@]+}}@fill_range_inbounds ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind writeonly
; CHECK-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@fill_range_inbounds
; CHECK-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; CHECK-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9 ; IS__TUNIT_OPM-NEXT: entry:
; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; CHECK: for.cond.cleanup: ; IS__TUNIT_OPM-NEXT: br label [[FOR_BODY:%.*]]
; CHECK-NEXT: ret void ; IS__TUNIT_OPM: for.cond.cleanup:
; CHECK: for.body: ; IS__TUNIT_OPM-NEXT: ret void
; CHECK-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ] ; IS__TUNIT_OPM: for.body:
; CHECK-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32 ; IS__TUNIT_OPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[I_06]] ; IS__TUNIT_OPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; CHECK-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4 ; IS__TUNIT_OPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[I_06]]
; CHECK-NEXT: [[INC]] = add nsw i64 [[I_06]], 1 ; IS__TUNIT_OPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]] ; IS__TUNIT_OPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]] ; IS__TUNIT_OPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__TUNIT_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@fill_range_inbounds
; IS__TUNIT_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; IS__TUNIT_NPM-NEXT: br label [[FOR_BODY:%.*]]
; IS__TUNIT_NPM: for.cond.cleanup:
; IS__TUNIT_NPM-NEXT: ret void
; IS__TUNIT_NPM: for.body:
; IS__TUNIT_NPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; IS__TUNIT_NPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; IS__TUNIT_NPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[I_06]]
; IS__TUNIT_NPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; IS__TUNIT_NPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; IS__TUNIT_NPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__TUNIT_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@fill_range_inbounds
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; IS__CGSCC_OPM-NEXT: br label [[FOR_BODY:%.*]]
; IS__CGSCC_OPM: for.cond.cleanup:
; IS__CGSCC_OPM-NEXT: ret void
; IS__CGSCC_OPM: for.body:
; IS__CGSCC_OPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; IS__CGSCC_OPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; IS__CGSCC_OPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[I_06]]
; IS__CGSCC_OPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; IS__CGSCC_OPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; IS__CGSCC_OPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__CGSCC_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@fill_range_inbounds
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64 [[START:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[TMP0:%.*]] = add nsw i64 [[START]], 9
; IS__CGSCC_NPM-NEXT: br label [[FOR_BODY:%.*]]
; IS__CGSCC_NPM: for.cond.cleanup:
; IS__CGSCC_NPM-NEXT: ret void
; IS__CGSCC_NPM: for.body:
; IS__CGSCC_NPM-NEXT: [[I_06:%.*]] = phi i64 [ [[START]], [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
; IS__CGSCC_NPM-NEXT: [[CONV:%.*]] = trunc i64 [[I_06]] to i32
; IS__CGSCC_NPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[I_06]]
; IS__CGSCC_NPM-NEXT: store i32 [[CONV]], i32* [[ARRAYIDX]], align 4
; IS__CGSCC_NPM-NEXT: [[INC]] = add nsw i64 [[I_06]], 1
; IS__CGSCC_NPM-NEXT: [[CMP:%.*]] = icmp slt i64 [[I_06]], [[TMP0]]
; IS__CGSCC_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]
; ;
entry: entry:
%0 = add nsw i64 %start, 9 %0 = add nsw i64 %start, 9
br label %for.body br label %for.body
for.cond.cleanup: ; preds = %for.body for.cond.cleanup: ; preds = %for.body
ret void ret void
for.body: ; preds = %entry, %for.body for.body: ; preds = %entry, %for.body
%i.06 = phi i64 [ %start, %entry ], [ %inc, %for.body ] %i.06 = phi i64 [ %start, %entry ], [ %inc, %for.body ]
%conv = trunc i64 %i.06 to i32 %conv = trunc i64 %i.06 to i32
%arrayidx = getelementptr inbounds i32, i32* %p, i64 %i.06 %arrayidx = getelementptr inbounds i32, i32* %p, i64 %i.06
store i32 %conv, i32* %arrayidx, align 4 store i32 %conv, i32* %arrayidx, align 4
%inc = add nsw i64 %i.06, 1 %inc = add nsw i64 %i.06, 1
%cmp = icmp slt i64 %i.06, %0 %cmp = icmp slt i64 %i.06, %0
br i1 %cmp, label %for.body, label %for.cond.cleanup br i1 %cmp, label %for.body, label %for.cond.cleanup
} }
define void @call_fill_range(i32* nocapture %p, i64* nocapture readonly %range) { define void @call_fill_range(i32* nocapture %p, i64* nocapture readonly %range) {
; CHECK-LABEL: define {{[^@]+}}@call_fill_range ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind
; CHECK-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[RANGE:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@call_fill_range
; CHECK-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[RANGE:%.*]])
; CHECK-NEXT: [[TMP0:%.*]] = load i64, i64* [[RANGE]], align 8, !range !0 ; IS__TUNIT_OPM-NEXT: entry:
; CHECK-NEXT: tail call void @fill_range_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]]) ; IS__TUNIT_OPM-NEXT: [[TMP0:%.*]] = load i64, i64* [[RANGE]], align 8, !range !0
; CHECK-NEXT: tail call void @fill_range_not_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]]) ; IS__TUNIT_OPM-NEXT: tail call void @fill_range_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; CHECK-NEXT: ret void ; IS__TUNIT_OPM-NEXT: tail call void @fill_range_not_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; IS__TUNIT_OPM-NEXT: ret void
;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@call_fill_range
; IS__TUNIT_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[RANGE:%.*]])
; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i64, i64* [[RANGE]], align 8, !range !0
; IS__TUNIT_NPM-NEXT: tail call void @fill_range_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; IS__TUNIT_NPM-NEXT: tail call void @fill_range_not_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; IS__TUNIT_NPM-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@call_fill_range
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[RANGE:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = load i64, i64* [[RANGE]], align 8, !range !0
; IS__CGSCC_OPM-NEXT: tail call void @fill_range_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; IS__CGSCC_OPM-NEXT: tail call void @fill_range_not_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@call_fill_range
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]], i64* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[RANGE:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[TMP0:%.*]] = load i64, i64* [[RANGE]], align 8, !range !0
; IS__CGSCC_NPM-NEXT: tail call void @fill_range_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; IS__CGSCC_NPM-NEXT: tail call void @fill_range_not_inbounds(i32* nocapture nofree writeonly [[P]], i64 [[TMP0]])
; IS__CGSCC_NPM-NEXT: ret void
; ;
entry: entry:
%0 = load i64, i64* %range, align 8, !range !0 %0 = load i64, i64* %range, align 8, !range !0
tail call void @fill_range_inbounds(i32* %p, i64 %0) tail call void @fill_range_inbounds(i32* %p, i64 %0)
tail call void @fill_range_not_inbounds(i32* %p, i64 %0) tail call void @fill_range_not_inbounds(i32* %p, i64 %0)
ret void ret void
} }
declare void @use0() willreturn nounwind declare void @use0() willreturn nounwind
declare void @use1(i8*) willreturn nounwind declare void @use1(i8*) willreturn nounwind
declare void @use2(i8*, i8*) willreturn nounwind declare void @use2(i8*, i8*) willreturn nounwind
declare void @use3(i8*, i8*, i8*) willreturn nounwind declare void @use3(i8*, i8*, i8*) willreturn nounwind
; simple path test ; simple path test
; if(..) ; if(..)
; fun2(dereferenceable(8) %a, dereferenceable(8) %b) ; fun2(dereferenceable(8) %a, dereferenceable(8) %b)
; else ; else
; fun2(dereferenceable(4) %a, %b) ; fun2(dereferenceable(4) %a, %b)
; We can say that %a is dereferenceable(4) but %b is not. ; We can say that %a is dereferenceable(4) but %b is not.
define void @simple-path(i8* %a, i8 * %b, i8 %c) { define void @simple-path(i8* %a, i8 * %b, i8 %c) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@simple-path ; CHECK-LABEL: define {{[^@]+}}@simple-path
; CHECK-SAME: (i8* nonnull dereferenceable(4) [[A:%.*]], i8* [[B:%.*]], i8 [[C:%.*]]) ; CHECK-SAME: (i8* nonnull dereferenceable(4) [[A:%.*]], i8* [[B:%.*]], i8 [[C:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: tail call void @use2(i8* nonnull dereferenceable(8) [[A]], i8* nonnull dereferenceable(8) [[B]]) ; CHECK-NEXT: tail call void @use2(i8* nonnull dereferenceable(8) [[A]], i8* nonnull dereferenceable(8) [[B]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; CHECK: if.else: ; CHECK: if.else:
Show All 18 Lines
; fun1(dereferenceable(12) %a) ; fun1(dereferenceable(12) %a)
; else ; else
; ... (willreturn & nounwind) ; ... (willreturn & nounwind)
; fun1(dereferenceable(16) %a) ; fun1(dereferenceable(16) %a)
; fun1(dereferenceable(8) %a) ; fun1(dereferenceable(8) %a)
; } ; }
; %a is dereferenceable(12) ; %a is dereferenceable(12)
define void @complex-path(i8* %a, i8* %b, i8 %c) { define void @complex-path(i8* %a, i8* %b, i8 %c) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@complex-path ; CHECK-LABEL: define {{[^@]+}}@complex-path
; CHECK-SAME: (i8* nonnull dereferenceable(12) [[A:%.*]], i8* nocapture nofree readnone [[B:%.*]], i8 [[C:%.*]]) ; CHECK-SAME: (i8* nonnull dereferenceable(12) [[A:%.*]], i8* nocapture nofree readnone [[B:%.*]], i8 [[C:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0
; CHECK-NEXT: tail call void @use1(i8* nonnull dereferenceable(12) [[A]]) ; CHECK-NEXT: tail call void @use1(i8* nonnull dereferenceable(12) [[A]])
; CHECK-NEXT: br i1 [[CMP]], label [[CONT_THEN:%.*]], label [[CONT_ELSE:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[CONT_THEN:%.*]], label [[CONT_ELSE:%.*]]
; CHECK: cont.then: ; CHECK: cont.then:
; CHECK-NEXT: tail call void @use1(i8* nonnull dereferenceable(12) [[A]]) ; CHECK-NEXT: tail call void @use1(i8* nonnull dereferenceable(12) [[A]])
; CHECK-NEXT: br label [[CONT2:%.*]] ; CHECK-NEXT: br label [[CONT2:%.*]]
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; *ptr = 3; ; *ptr = 3;
; else ; else
; *ptr = 4; ; *ptr = 4;
; } ; }
; } ; }
; ;
; FIXME: %ptr should be dereferenceable(4) ; FIXME: %ptr should be dereferenceable(4)
define dso_local void @rec-branch-1(i32 %a, i32 %b, i32 %c, i32* %ptr) { define dso_local void @rec-branch-1(i32 %a, i32 %b, i32 %c, i32* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@rec-branch-1 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[C:%.*]], i32* nocapture nofree writeonly [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@rec-branch-1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[C:%.*]], i32* nocapture nofree writeonly [[PTR:%.*]])
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[A]], 0 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_ELSE3:%.*]], label [[IF_THEN:%.*]] ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[A]], 0
; CHECK: if.then: ; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_ELSE3:%.*]], label [[IF_THEN:%.*]]
; CHECK-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[B]], 0 ; IS__TUNIT____: if.then:
; CHECK-NEXT: br i1 [[TOBOOL1]], label [[IF_ELSE:%.*]], label [[IF_THEN2:%.*]] ; IS__TUNIT____-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[B]], 0
; CHECK: if.then2: ; IS__TUNIT____-NEXT: br i1 [[TOBOOL1]], label [[IF_ELSE:%.*]], label [[IF_THEN2:%.*]]
; CHECK-NEXT: store i32 1, i32* [[PTR]], align 4 ; IS__TUNIT____: if.then2:
; CHECK-NEXT: br label [[IF_END8:%.*]] ; IS__TUNIT____-NEXT: store i32 1, i32* [[PTR]], align 4
; CHECK: if.else: ; IS__TUNIT____-NEXT: br label [[IF_END8:%.*]]
; CHECK-NEXT: store i32 2, i32* [[PTR]], align 4 ; IS__TUNIT____: if.else:
; CHECK-NEXT: br label [[IF_END8]] ; IS__TUNIT____-NEXT: store i32 2, i32* [[PTR]], align 4
; CHECK: if.else3: ; IS__TUNIT____-NEXT: br label [[IF_END8]]
; CHECK-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 0 ; IS__TUNIT____: if.else3:
; CHECK-NEXT: br i1 [[TOBOOL4]], label [[IF_ELSE6:%.*]], label [[IF_THEN5:%.*]] ; IS__TUNIT____-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 0
; CHECK: if.then5: ; IS__TUNIT____-NEXT: br i1 [[TOBOOL4]], label [[IF_ELSE6:%.*]], label [[IF_THEN5:%.*]]
; CHECK-NEXT: store i32 3, i32* [[PTR]], align 4 ; IS__TUNIT____: if.then5:
; CHECK-NEXT: br label [[IF_END8]] ; IS__TUNIT____-NEXT: store i32 3, i32* [[PTR]], align 4
; CHECK: if.else6: ; IS__TUNIT____-NEXT: br label [[IF_END8]]
; CHECK-NEXT: store i32 4, i32* [[PTR]], align 4 ; IS__TUNIT____: if.else6:
; CHECK-NEXT: br label [[IF_END8]] ; IS__TUNIT____-NEXT: store i32 4, i32* [[PTR]], align 4
; CHECK: if.end8: ; IS__TUNIT____-NEXT: br label [[IF_END8]]
; CHECK-NEXT: ret void ; IS__TUNIT____: if.end8:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@rec-branch-1
; IS__CGSCC____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[C:%.*]], i32* nocapture nofree writeonly [[PTR:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[A]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_ELSE3:%.*]], label [[IF_THEN:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[B]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL1]], label [[IF_ELSE:%.*]], label [[IF_THEN2:%.*]]
; IS__CGSCC____: if.then2:
; IS__CGSCC____-NEXT: store i32 1, i32* [[PTR]], align 4
; IS__CGSCC____-NEXT: br label [[IF_END8:%.*]]
; IS__CGSCC____: if.else:
; IS__CGSCC____-NEXT: store i32 2, i32* [[PTR]], align 4
; IS__CGSCC____-NEXT: br label [[IF_END8]]
; IS__CGSCC____: if.else3:
; IS__CGSCC____-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL4]], label [[IF_ELSE6:%.*]], label [[IF_THEN5:%.*]]
; IS__CGSCC____: if.then5:
; IS__CGSCC____-NEXT: store i32 3, i32* [[PTR]], align 4
; IS__CGSCC____-NEXT: br label [[IF_END8]]
; IS__CGSCC____: if.else6:
; IS__CGSCC____-NEXT: store i32 4, i32* [[PTR]], align 4
; IS__CGSCC____-NEXT: br label [[IF_END8]]
; IS__CGSCC____: if.end8:
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%tobool = icmp eq i32 %a, 0 %tobool = icmp eq i32 %a, 0
br i1 %tobool, label %if.else3, label %if.then br i1 %tobool, label %if.else3, label %if.then
if.then: ; preds = %entry if.then: ; preds = %entry
%tobool1 = icmp eq i32 %b, 0 %tobool1 = icmp eq i32 %b, 0
br i1 %tobool1, label %if.else, label %if.then2 br i1 %tobool1, label %if.else, label %if.then2
Show All 32 Lines
; if (c) ; if (c)
; *ptr = 3; ; *ptr = 3;
; else ; else
; rec-branch-2(1, 1, 1, ptr); ; rec-branch-2(1, 1, 1, ptr);
; } ; }
; } ; }
; FIXME: %ptr should be dereferenceable(4) ; FIXME: %ptr should be dereferenceable(4)
define dso_local void @rec-branch-2(i32 %a, i32 %b, i32 %c, i32* %ptr) { define dso_local void @rec-branch-2(i32 %a, i32 %b, i32 %c, i32* %ptr) {
; CHECK: Function Attrs: argmemonly nofree nosync nounwind writeonly
; CHECK-LABEL: define {{[^@]+}}@rec-branch-2 ; CHECK-LABEL: define {{[^@]+}}@rec-branch-2
; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[C:%.*]], i32* nocapture nofree writeonly [[PTR:%.*]]) ; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[C:%.*]], i32* nocapture nofree writeonly [[PTR:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[A]], 0 ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[A]], 0
; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_ELSE3:%.*]], label [[IF_THEN:%.*]] ; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_ELSE3:%.*]], label [[IF_THEN:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[B]], 0 ; CHECK-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[B]], 0
; CHECK-NEXT: br i1 [[TOBOOL1]], label [[IF_ELSE:%.*]], label [[IF_THEN2:%.*]] ; CHECK-NEXT: br i1 [[TOBOOL1]], label [[IF_ELSE:%.*]], label [[IF_THEN2:%.*]]
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llvm/test/Transforms/Attributor/dereferenceable-2.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Determine dereference-ability before unused loads get deleted: ; Determine dereference-ability before unused loads get deleted:
; https://bugs.llvm.org/show_bug.cgi?id=21780 ; https://bugs.llvm.org/show_bug.cgi?id=21780
define <4 x double> @PR21780(double* %ptr) { define <4 x double> @PR21780(double* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@PR21780 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@PR21780
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 1 ; IS__TUNIT____-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]])
; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 2 ; IS__TUNIT____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 1
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 3 ; IS__TUNIT____-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 2
; CHECK-NEXT: [[T0:%.*]] = load double, double* [[PTR]], align 8 ; IS__TUNIT____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 3
; CHECK-NEXT: [[T1:%.*]] = load double, double* [[ARRAYIDX1]], align 8 ; IS__TUNIT____-NEXT: [[T0:%.*]] = load double, double* [[PTR]], align 8
; CHECK-NEXT: [[T2:%.*]] = load double, double* [[ARRAYIDX2]], align 8 ; IS__TUNIT____-NEXT: [[T1:%.*]] = load double, double* [[ARRAYIDX1]], align 8
; CHECK-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8 ; IS__TUNIT____-NEXT: [[T2:%.*]] = load double, double* [[ARRAYIDX2]], align 8
; CHECK-NEXT: [[VECINIT0:%.*]] = insertelement <4 x double> undef, double [[T0]], i32 0 ; IS__TUNIT____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; CHECK-NEXT: [[VECINIT1:%.*]] = insertelement <4 x double> [[VECINIT0]], double [[T1]], i32 1 ; IS__TUNIT____-NEXT: [[VECINIT0:%.*]] = insertelement <4 x double> undef, double [[T0]], i32 0
; CHECK-NEXT: [[VECINIT2:%.*]] = insertelement <4 x double> [[VECINIT1]], double [[T2]], i32 2 ; IS__TUNIT____-NEXT: [[VECINIT1:%.*]] = insertelement <4 x double> [[VECINIT0]], double [[T1]], i32 1
; CHECK-NEXT: [[VECINIT3:%.*]] = insertelement <4 x double> [[VECINIT2]], double [[T3]], i32 3 ; IS__TUNIT____-NEXT: [[VECINIT2:%.*]] = insertelement <4 x double> [[VECINIT1]], double [[T2]], i32 2
; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x double> [[VECINIT3]], <4 x double> [[VECINIT3]], <4 x i32> <i32 0, i32 0, i32 2, i32 2> ; IS__TUNIT____-NEXT: [[VECINIT3:%.*]] = insertelement <4 x double> [[VECINIT2]], double [[T3]], i32 3
; CHECK-NEXT: ret <4 x double> [[SHUFFLE]] ; IS__TUNIT____-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x double> [[VECINIT3]], <4 x double> [[VECINIT3]], <4 x i32> <i32 0, i32 0, i32 2, i32 2>
; IS__TUNIT____-NEXT: ret <4 x double> [[SHUFFLE]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@PR21780
; IS__CGSCC____-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]])
; IS__CGSCC____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 1
; IS__CGSCC____-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 2
; IS__CGSCC____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 3
; IS__CGSCC____-NEXT: [[T0:%.*]] = load double, double* [[PTR]], align 8
; IS__CGSCC____-NEXT: [[T1:%.*]] = load double, double* [[ARRAYIDX1]], align 8
; IS__CGSCC____-NEXT: [[T2:%.*]] = load double, double* [[ARRAYIDX2]], align 8
; IS__CGSCC____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; IS__CGSCC____-NEXT: [[VECINIT0:%.*]] = insertelement <4 x double> undef, double [[T0]], i32 0
; IS__CGSCC____-NEXT: [[VECINIT1:%.*]] = insertelement <4 x double> [[VECINIT0]], double [[T1]], i32 1
; IS__CGSCC____-NEXT: [[VECINIT2:%.*]] = insertelement <4 x double> [[VECINIT1]], double [[T2]], i32 2
; IS__CGSCC____-NEXT: [[VECINIT3:%.*]] = insertelement <4 x double> [[VECINIT2]], double [[T3]], i32 3
; IS__CGSCC____-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x double> [[VECINIT3]], <4 x double> [[VECINIT3]], <4 x i32> <i32 0, i32 0, i32 2, i32 2>
; IS__CGSCC____-NEXT: ret <4 x double> [[SHUFFLE]]
; ;
; GEP of index 0 is simplified away. ; GEP of index 0 is simplified away.
%arrayidx1 = getelementptr inbounds double, double* %ptr, i64 1 %arrayidx1 = getelementptr inbounds double, double* %ptr, i64 1
%arrayidx2 = getelementptr inbounds double, double* %ptr, i64 2 %arrayidx2 = getelementptr inbounds double, double* %ptr, i64 2
%arrayidx3 = getelementptr inbounds double, double* %ptr, i64 3 %arrayidx3 = getelementptr inbounds double, double* %ptr, i64 3
%t0 = load double, double* %ptr, align 8 %t0 = load double, double* %ptr, align 8
%t1 = load double, double* %arrayidx1, align 8 %t1 = load double, double* %arrayidx1, align 8
%t2 = load double, double* %arrayidx2, align 8 %t2 = load double, double* %arrayidx2, align 8
%t3 = load double, double* %arrayidx3, align 8 %t3 = load double, double* %arrayidx3, align 8
%vecinit0 = insertelement <4 x double> undef, double %t0, i32 0 %vecinit0 = insertelement <4 x double> undef, double %t0, i32 0
%vecinit1 = insertelement <4 x double> %vecinit0, double %t1, i32 1 %vecinit1 = insertelement <4 x double> %vecinit0, double %t1, i32 1
%vecinit2 = insertelement <4 x double> %vecinit1, double %t2, i32 2 %vecinit2 = insertelement <4 x double> %vecinit1, double %t2, i32 2
%vecinit3 = insertelement <4 x double> %vecinit2, double %t3, i32 3 %vecinit3 = insertelement <4 x double> %vecinit2, double %t3, i32 3
%shuffle = shufflevector <4 x double> %vecinit3, <4 x double> %vecinit3, <4 x i32> <i32 0, i32 0, i32 2, i32 2> %shuffle = shufflevector <4 x double> %vecinit3, <4 x double> %vecinit3, <4 x i32> <i32 0, i32 0, i32 2, i32 2>
ret <4 x double> %shuffle ret <4 x double> %shuffle
} }
define double @PR21780_only_access3_with_inbounds(double* %ptr) { define double @PR21780_only_access3_with_inbounds(double* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@PR21780_only_access3_with_inbounds ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@PR21780_only_access3_with_inbounds
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 3 ; IS__TUNIT____-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]])
; CHECK-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8 ; IS__TUNIT____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 3
; CHECK-NEXT: ret double [[T3]] ; IS__TUNIT____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; IS__TUNIT____-NEXT: ret double [[T3]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@PR21780_only_access3_with_inbounds
; IS__CGSCC____-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]])
; IS__CGSCC____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[PTR]], i64 3
; IS__CGSCC____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; IS__CGSCC____-NEXT: ret double [[T3]]
; ;
%arrayidx3 = getelementptr inbounds double, double* %ptr, i64 3 %arrayidx3 = getelementptr inbounds double, double* %ptr, i64 3
%t3 = load double, double* %arrayidx3, align 8 %t3 = load double, double* %arrayidx3, align 8
ret double %t3 ret double %t3
} }
define double @PR21780_only_access3_without_inbounds(double* %ptr) { define double @PR21780_only_access3_without_inbounds(double* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@PR21780_only_access3_without_inbounds ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (double* nocapture nofree readonly align 8 [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@PR21780_only_access3_without_inbounds
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr double, double* [[PTR]], i64 3 ; IS__TUNIT____-SAME: (double* nocapture nofree readonly align 8 [[PTR:%.*]])
; CHECK-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8 ; IS__TUNIT____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr double, double* [[PTR]], i64 3
; CHECK-NEXT: ret double [[T3]] ; IS__TUNIT____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; IS__TUNIT____-NEXT: ret double [[T3]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@PR21780_only_access3_without_inbounds
; IS__CGSCC____-SAME: (double* nocapture nofree readonly align 8 [[PTR:%.*]])
; IS__CGSCC____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr double, double* [[PTR]], i64 3
; IS__CGSCC____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; IS__CGSCC____-NEXT: ret double [[T3]]
; ;
%arrayidx3 = getelementptr double, double* %ptr, i64 3 %arrayidx3 = getelementptr double, double* %ptr, i64 3
%t3 = load double, double* %arrayidx3, align 8 %t3 = load double, double* %arrayidx3, align 8
ret double %t3 ret double %t3
} }
define double @PR21780_without_inbounds(double* %ptr) { define double @PR21780_without_inbounds(double* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@PR21780_without_inbounds ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@PR21780_without_inbounds
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr double, double* [[PTR]], i64 3 ; IS__TUNIT____-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]])
; CHECK-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8 ; IS__TUNIT____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr double, double* [[PTR]], i64 3
; CHECK-NEXT: ret double [[T3]] ; IS__TUNIT____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; IS__TUNIT____-NEXT: ret double [[T3]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@PR21780_without_inbounds
; IS__CGSCC____-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(32) [[PTR:%.*]])
; IS__CGSCC____-NEXT: [[ARRAYIDX3:%.*]] = getelementptr double, double* [[PTR]], i64 3
; IS__CGSCC____-NEXT: [[T3:%.*]] = load double, double* [[ARRAYIDX3]], align 8
; IS__CGSCC____-NEXT: ret double [[T3]]
; ;
%arrayidx1 = getelementptr double, double* %ptr, i64 1 %arrayidx1 = getelementptr double, double* %ptr, i64 1
%arrayidx2 = getelementptr double, double* %ptr, i64 2 %arrayidx2 = getelementptr double, double* %ptr, i64 2
%arrayidx3 = getelementptr double, double* %ptr, i64 3 %arrayidx3 = getelementptr double, double* %ptr, i64 3
%t0 = load double, double* %ptr, align 8 %t0 = load double, double* %ptr, align 8
%t1 = load double, double* %arrayidx1, align 8 %t1 = load double, double* %arrayidx1, align 8
%t2 = load double, double* %arrayidx2, align 8 %t2 = load double, double* %arrayidx2, align 8
%t3 = load double, double* %arrayidx3, align 8 %t3 = load double, double* %arrayidx3, align 8
ret double %t3 ret double %t3
} }
; Unsimplified, but still valid. Also, throw in some bogus arguments. ; Unsimplified, but still valid. Also, throw in some bogus arguments.
define void @gep0(i8* %unused, i8* %other, i8* %ptr) { define void @gep0(i8* %unused, i8* %other, i8* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@gep0 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn
; CHECK-SAME: (i8* nocapture nofree readnone [[UNUSED:%.*]], i8* nocapture nofree nonnull writeonly dereferenceable(1) [[OTHER:%.*]], i8* nocapture nofree nonnull readonly dereferenceable(3) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@gep0
; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr i8, i8* [[PTR]], i64 2 ; IS__TUNIT____-SAME: (i8* nocapture nofree readnone [[UNUSED:%.*]], i8* nocapture nofree nonnull writeonly dereferenceable(1) [[OTHER:%.*]], i8* nocapture nofree nonnull readonly dereferenceable(3) [[PTR:%.*]])
; CHECK-NEXT: [[T2:%.*]] = load i8, i8* [[ARRAYIDX2]], align 1 ; IS__TUNIT____-NEXT: [[ARRAYIDX2:%.*]] = getelementptr i8, i8* [[PTR]], i64 2
; CHECK-NEXT: store i8 [[T2]], i8* [[OTHER]], align 1 ; IS__TUNIT____-NEXT: [[T2:%.*]] = load i8, i8* [[ARRAYIDX2]], align 1
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8 [[T2]], i8* [[OTHER]], align 1
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@gep0
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[UNUSED:%.*]], i8* nocapture nofree nonnull writeonly dereferenceable(1) [[OTHER:%.*]], i8* nocapture nofree nonnull readonly dereferenceable(3) [[PTR:%.*]])
; IS__CGSCC____-NEXT: [[ARRAYIDX2:%.*]] = getelementptr i8, i8* [[PTR]], i64 2
; IS__CGSCC____-NEXT: [[T2:%.*]] = load i8, i8* [[ARRAYIDX2]], align 1
; IS__CGSCC____-NEXT: store i8 [[T2]], i8* [[OTHER]], align 1
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx0 = getelementptr i8, i8* %ptr, i64 0 %arrayidx0 = getelementptr i8, i8* %ptr, i64 0
%arrayidx1 = getelementptr i8, i8* %ptr, i64 1 %arrayidx1 = getelementptr i8, i8* %ptr, i64 1
%arrayidx2 = getelementptr i8, i8* %ptr, i64 2 %arrayidx2 = getelementptr i8, i8* %ptr, i64 2
%t0 = load i8, i8* %arrayidx0 %t0 = load i8, i8* %arrayidx0
%t1 = load i8, i8* %arrayidx1 %t1 = load i8, i8* %arrayidx1
%t2 = load i8, i8* %arrayidx2 %t2 = load i8, i8* %arrayidx2
store i8 %t2, i8* %other store i8 %t2, i8* %other
ret void ret void
} }
; Order of accesses does not change computation. ; Order of accesses does not change computation.
; Multiple arguments may be dereferenceable. ; Multiple arguments may be dereferenceable.
define void @ordering(i8* %ptr1, i32* %ptr2) { define void @ordering(i8* %ptr1, i32* %ptr2) {
; CHECK-LABEL: define {{[^@]+}}@ordering ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree nonnull readnone dereferenceable(3) [[PTR1:%.*]], i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[PTR2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ordering
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i8* nocapture nofree nonnull readnone dereferenceable(3) [[PTR1:%.*]], i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[PTR2:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ordering
; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull readnone dereferenceable(3) [[PTR1:%.*]], i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[PTR2:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%a20 = getelementptr i32, i32* %ptr2, i64 0 %a20 = getelementptr i32, i32* %ptr2, i64 0
%a12 = getelementptr i8, i8* %ptr1, i64 2 %a12 = getelementptr i8, i8* %ptr1, i64 2
%t12 = load i8, i8* %a12 %t12 = load i8, i8* %a12
%a11 = getelementptr i8, i8* %ptr1, i64 1 %a11 = getelementptr i8, i8* %ptr1, i64 1
%t20 = load i32, i32* %a20 %t20 = load i32, i32* %a20
%a10 = getelementptr i8, i8* %ptr1, i64 0 %a10 = getelementptr i8, i8* %ptr1, i64 0
%t10 = load i8, i8* %a10 %t10 = load i8, i8* %a10
%t11 = load i8, i8* %a11 %t11 = load i8, i8* %a11
%a21 = getelementptr i32, i32* %ptr2, i64 1 %a21 = getelementptr i32, i32* %ptr2, i64 1
%t21 = load i32, i32* %a21 %t21 = load i32, i32* %a21
ret void ret void
} }
; Not in entry block. ; Not in entry block.
define void @not_entry_but_guaranteed_to_execute(i8* %ptr) { define void @not_entry_but_guaranteed_to_execute(i8* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@not_entry_but_guaranteed_to_execute ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree nonnull readnone dereferenceable(3) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@not_entry_but_guaranteed_to_execute
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i8* nocapture nofree nonnull readnone dereferenceable(3) [[PTR:%.*]])
; CHECK-NEXT: br label [[EXIT:%.*]] ; IS__TUNIT____-NEXT: entry:
; CHECK: exit: ; IS__TUNIT____-NEXT: br label [[EXIT:%.*]]
; CHECK-NEXT: ret void ; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@not_entry_but_guaranteed_to_execute
; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull readnone dereferenceable(3) [[PTR:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br label [[EXIT:%.*]]
; IS__CGSCC____: exit:
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
br label %exit br label %exit
exit: exit:
%arrayidx0 = getelementptr i8, i8* %ptr, i64 0 %arrayidx0 = getelementptr i8, i8* %ptr, i64 0
%arrayidx1 = getelementptr i8, i8* %ptr, i64 1 %arrayidx1 = getelementptr i8, i8* %ptr, i64 1
%arrayidx2 = getelementptr i8, i8* %ptr, i64 2 %arrayidx2 = getelementptr i8, i8* %ptr, i64 2
%t0 = load i8, i8* %arrayidx0 %t0 = load i8, i8* %arrayidx0
%t1 = load i8, i8* %arrayidx1 %t1 = load i8, i8* %arrayidx1
%t2 = load i8, i8* %arrayidx2 %t2 = load i8, i8* %arrayidx2
ret void ret void
} }
; Not in entry block and not guaranteed to execute. ; Not in entry block and not guaranteed to execute.
define void @not_entry_not_guaranteed_to_execute(i8* %ptr, i1 %cond) { define void @not_entry_not_guaranteed_to_execute(i8* %ptr, i1 %cond) {
; CHECK-LABEL: define {{[^@]+}}@not_entry_not_guaranteed_to_execute ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree readnone [[PTR:%.*]], i1 [[COND:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@not_entry_not_guaranteed_to_execute
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i8* nocapture nofree readnone [[PTR:%.*]], i1 [[COND:%.*]])
; CHECK-NEXT: br i1 [[COND]], label [[LOADS:%.*]], label [[EXIT:%.*]] ; IS__TUNIT____-NEXT: entry:
; CHECK: loads: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[LOADS:%.*]], label [[EXIT:%.*]]
; CHECK-NEXT: ret void ; IS__TUNIT____: loads:
; CHECK: exit: ; IS__TUNIT____-NEXT: ret void
; CHECK-NEXT: ret void ; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@not_entry_not_guaranteed_to_execute
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[PTR:%.*]], i1 [[COND:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[LOADS:%.*]], label [[EXIT:%.*]]
; IS__CGSCC____: loads:
; IS__CGSCC____-NEXT: ret void
; IS__CGSCC____: exit:
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
br i1 %cond, label %loads, label %exit br i1 %cond, label %loads, label %exit
loads: loads:
%arrayidx0 = getelementptr i8, i8* %ptr, i64 0 %arrayidx0 = getelementptr i8, i8* %ptr, i64 0
%arrayidx1 = getelementptr i8, i8* %ptr, i64 1 %arrayidx1 = getelementptr i8, i8* %ptr, i64 1
%arrayidx2 = getelementptr i8, i8* %ptr, i64 2 %arrayidx2 = getelementptr i8, i8* %ptr, i64 2
%t0 = load i8, i8* %arrayidx0 %t0 = load i8, i8* %arrayidx0
%t1 = load i8, i8* %arrayidx1 %t1 = load i8, i8* %arrayidx1
%t2 = load i8, i8* %arrayidx2 %t2 = load i8, i8* %arrayidx2
ret void ret void
exit: exit:
ret void ret void
} }
; The last load may not execute, so derefenceable bytes only covers the 1st two loads. ; The last load may not execute, so derefenceable bytes only covers the 1st two loads.
define void @partial_in_entry(i16* %ptr, i1 %cond) { define void @partial_in_entry(i16* %ptr, i1 %cond) {
; CHECK-LABEL: define {{[^@]+}}@partial_in_entry ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i16* nocapture nofree nonnull readnone align 2 dereferenceable(4) [[PTR:%.*]], i1 [[COND:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@partial_in_entry
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i16* nocapture nofree nonnull readnone align 2 dereferenceable(4) [[PTR:%.*]], i1 [[COND:%.*]])
; CHECK-NEXT: br i1 [[COND]], label [[LOADS:%.*]], label [[EXIT:%.*]] ; IS__TUNIT____-NEXT: entry:
; CHECK: loads: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[LOADS:%.*]], label [[EXIT:%.*]]
; CHECK-NEXT: ret void ; IS__TUNIT____: loads:
; CHECK: exit: ; IS__TUNIT____-NEXT: ret void
; CHECK-NEXT: ret void ; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@partial_in_entry
; IS__CGSCC____-SAME: (i16* nocapture nofree nonnull readnone align 2 dereferenceable(4) [[PTR:%.*]], i1 [[COND:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[LOADS:%.*]], label [[EXIT:%.*]]
; IS__CGSCC____: loads:
; IS__CGSCC____-NEXT: ret void
; IS__CGSCC____: exit:
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%arrayidx0 = getelementptr i16, i16* %ptr, i64 0 %arrayidx0 = getelementptr i16, i16* %ptr, i64 0
%arrayidx1 = getelementptr i16, i16* %ptr, i64 1 %arrayidx1 = getelementptr i16, i16* %ptr, i64 1
%arrayidx2 = getelementptr i16, i16* %ptr, i64 2 %arrayidx2 = getelementptr i16, i16* %ptr, i64 2
%t0 = load i16, i16* %arrayidx0 %t0 = load i16, i16* %arrayidx0
%t1 = load i16, i16* %arrayidx1 %t1 = load i16, i16* %arrayidx1
br i1 %cond, label %loads, label %exit br i1 %cond, label %loads, label %exit
loads: loads:
%t2 = load i16, i16* %arrayidx2 %t2 = load i16, i16* %arrayidx2
ret void ret void
exit: exit:
ret void ret void
} }
; The volatile load can't be used to prove a non-volatile access is allowed. ; The volatile load can't be used to prove a non-volatile access is allowed.
; The 2nd and 3rd loads may never execute. ; The 2nd and 3rd loads may never execute.
define void @volatile_is_not_dereferenceable(i16* %ptr) { define void @volatile_is_not_dereferenceable(i16* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@volatile_is_not_dereferenceable ; IS__TUNIT____: Function Attrs: argmemonly nofree nounwind willreturn
; CHECK-SAME: (i16* nofree align 2 [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@volatile_is_not_dereferenceable
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i16, i16* [[PTR]], i64 0 ; IS__TUNIT____-SAME: (i16* nofree align 2 [[PTR:%.*]])
; CHECK-NEXT: [[T0:%.*]] = load volatile i16, i16* [[ARRAYIDX0]], align 2 ; IS__TUNIT____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i16, i16* [[PTR]], i64 0
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: [[T0:%.*]] = load volatile i16, i16* [[ARRAYIDX0]], align 2
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@volatile_is_not_dereferenceable
; IS__CGSCC____-SAME: (i16* nofree align 2 [[PTR:%.*]])
; IS__CGSCC____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr i16, i16* [[PTR]], i64 0
; IS__CGSCC____-NEXT: [[T0:%.*]] = load volatile i16, i16* [[ARRAYIDX0]], align 2
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx0 = getelementptr i16, i16* %ptr, i64 0 %arrayidx0 = getelementptr i16, i16* %ptr, i64 0
%arrayidx1 = getelementptr i16, i16* %ptr, i64 1 %arrayidx1 = getelementptr i16, i16* %ptr, i64 1
%arrayidx2 = getelementptr i16, i16* %ptr, i64 2 %arrayidx2 = getelementptr i16, i16* %ptr, i64 2
%t0 = load volatile i16, i16* %arrayidx0 %t0 = load volatile i16, i16* %arrayidx0
%t1 = load i16, i16* %arrayidx1 %t1 = load i16, i16* %arrayidx1
%t2 = load i16, i16* %arrayidx2 %t2 = load i16, i16* %arrayidx2
ret void ret void
} }
; TODO: We should allow inference for atomic (but not volatile) ops. ; TODO: We should allow inference for atomic (but not volatile) ops.
define void @atomic_is_alright(i16* %ptr) { define void @atomic_is_alright(i16* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@atomic_is_alright ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i16* nocapture nofree nonnull readnone align 2 dereferenceable(6) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomic_is_alright
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i16* nocapture nofree nonnull readnone align 2 dereferenceable(6) [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomic_is_alright
; IS__CGSCC____-SAME: (i16* nocapture nofree nonnull readnone align 2 dereferenceable(6) [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx0 = getelementptr i16, i16* %ptr, i64 0 %arrayidx0 = getelementptr i16, i16* %ptr, i64 0
%arrayidx1 = getelementptr i16, i16* %ptr, i64 1 %arrayidx1 = getelementptr i16, i16* %ptr, i64 1
%arrayidx2 = getelementptr i16, i16* %ptr, i64 2 %arrayidx2 = getelementptr i16, i16* %ptr, i64 2
%t0 = load atomic i16, i16* %arrayidx0 unordered, align 2 %t0 = load atomic i16, i16* %arrayidx0 unordered, align 2
%t1 = load i16, i16* %arrayidx1 %t1 = load i16, i16* %arrayidx1
%t2 = load i16, i16* %arrayidx2 %t2 = load i16, i16* %arrayidx2
ret void ret void
Show All 15 Lines;
%t1 = load i16, i16* %arrayidx1 %t1 = load i16, i16* %arrayidx1
%t2 = load i16, i16* %arrayidx2 %t2 = load i16, i16* %arrayidx2
ret void ret void
} }
; We must have consecutive accesses. ; We must have consecutive accesses.
define void @variable_gep_index(i8* %unused, i8* %ptr, i64 %variable_index) { define void @variable_gep_index(i8* %unused, i8* %ptr, i64 %variable_index) {
; CHECK-LABEL: define {{[^@]+}}@variable_gep_index ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree readnone [[UNUSED:%.*]], i8* nocapture nofree nonnull readnone dereferenceable(1) [[PTR:%.*]], i64 [[VARIABLE_INDEX:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@variable_gep_index
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i8* nocapture nofree readnone [[UNUSED:%.*]], i8* nocapture nofree nonnull readnone dereferenceable(1) [[PTR:%.*]], i64 [[VARIABLE_INDEX:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@variable_gep_index
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[UNUSED:%.*]], i8* nocapture nofree nonnull readnone dereferenceable(1) [[PTR:%.*]], i64 [[VARIABLE_INDEX:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx1 = getelementptr i8, i8* %ptr, i64 %variable_index %arrayidx1 = getelementptr i8, i8* %ptr, i64 %variable_index
%arrayidx2 = getelementptr i8, i8* %ptr, i64 2 %arrayidx2 = getelementptr i8, i8* %ptr, i64 2
%t0 = load i8, i8* %ptr %t0 = load i8, i8* %ptr
%t1 = load i8, i8* %arrayidx1 %t1 = load i8, i8* %arrayidx1
%t2 = load i8, i8* %arrayidx2 %t2 = load i8, i8* %arrayidx2
ret void ret void
} }
; Deal with >1 GEP index. ; Deal with >1 GEP index.
define void @multi_index_gep(<4 x i8>* %ptr) { define void @multi_index_gep(<4 x i8>* %ptr) {
; FIXME: %ptr should be dereferenceable(4) ; FIXME: %ptr should be dereferenceable(4)
; CHECK-LABEL: define {{[^@]+}}@multi_index_gep ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (<4 x i8>* nocapture nofree nonnull readnone dereferenceable(1) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@multi_index_gep
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (<4 x i8>* nocapture nofree nonnull readnone dereferenceable(1) [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@multi_index_gep
; IS__CGSCC____-SAME: (<4 x i8>* nocapture nofree nonnull readnone dereferenceable(1) [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx00 = getelementptr <4 x i8>, <4 x i8>* %ptr, i64 0, i64 0 %arrayidx00 = getelementptr <4 x i8>, <4 x i8>* %ptr, i64 0, i64 0
%t0 = load i8, i8* %arrayidx00 %t0 = load i8, i8* %arrayidx00
ret void ret void
} }
; Could round weird bitwidths down? ; Could round weird bitwidths down?
define void @not_byte_multiple(i9* %ptr) { define void @not_byte_multiple(i9* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@not_byte_multiple ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i9* nocapture nofree nonnull readnone align 2 dereferenceable(2) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@not_byte_multiple
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i9* nocapture nofree nonnull readnone align 2 dereferenceable(2) [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@not_byte_multiple
; IS__CGSCC____-SAME: (i9* nocapture nofree nonnull readnone align 2 dereferenceable(2) [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx0 = getelementptr i9, i9* %ptr, i64 0 %arrayidx0 = getelementptr i9, i9* %ptr, i64 0
%t0 = load i9, i9* %arrayidx0 %t0 = load i9, i9* %arrayidx0
ret void ret void
} }
; Missing direct access from the pointer. ; Missing direct access from the pointer.
define void @no_pointer_deref(i16* %ptr) { define void @no_pointer_deref(i16* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@no_pointer_deref ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i16* nocapture nofree readnone align 2 [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@no_pointer_deref
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i16* nocapture nofree readnone align 2 [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@no_pointer_deref
; IS__CGSCC____-SAME: (i16* nocapture nofree readnone align 2 [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx1 = getelementptr i16, i16* %ptr, i64 1 %arrayidx1 = getelementptr i16, i16* %ptr, i64 1
%arrayidx2 = getelementptr i16, i16* %ptr, i64 2 %arrayidx2 = getelementptr i16, i16* %ptr, i64 2
%t1 = load i16, i16* %arrayidx1 %t1 = load i16, i16* %arrayidx1
%t2 = load i16, i16* %arrayidx2 %t2 = load i16, i16* %arrayidx2
ret void ret void
} }
; Out-of-order is ok, but missing access concludes dereferenceable range. ; Out-of-order is ok, but missing access concludes dereferenceable range.
define void @non_consecutive(i32* %ptr) { define void @non_consecutive(i32* %ptr) {
; CHECK-LABEL: define {{[^@]+}}@non_consecutive ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@non_consecutive
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@non_consecutive
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx1 = getelementptr i32, i32* %ptr, i64 1 %arrayidx1 = getelementptr i32, i32* %ptr, i64 1
%arrayidx0 = getelementptr i32, i32* %ptr, i64 0 %arrayidx0 = getelementptr i32, i32* %ptr, i64 0
%arrayidx3 = getelementptr i32, i32* %ptr, i64 3 %arrayidx3 = getelementptr i32, i32* %ptr, i64 3
%t1 = load i32, i32* %arrayidx1 %t1 = load i32, i32* %arrayidx1
%t0 = load i32, i32* %arrayidx0 %t0 = load i32, i32* %arrayidx0
%t3 = load i32, i32* %arrayidx3 %t3 = load i32, i32* %arrayidx3
ret void ret void
} }
; Improve on existing dereferenceable attribute. ; Improve on existing dereferenceable attribute.
define void @more_bytes(i32* dereferenceable(8) %ptr) { define void @more_bytes(i32* dereferenceable(8) %ptr) {
; CHECK-LABEL: define {{[^@]+}}@more_bytes ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@more_bytes
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@more_bytes
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx3 = getelementptr i32, i32* %ptr, i64 3 %arrayidx3 = getelementptr i32, i32* %ptr, i64 3
%arrayidx1 = getelementptr i32, i32* %ptr, i64 1 %arrayidx1 = getelementptr i32, i32* %ptr, i64 1
%arrayidx0 = getelementptr i32, i32* %ptr, i64 0 %arrayidx0 = getelementptr i32, i32* %ptr, i64 0
%arrayidx2 = getelementptr i32, i32* %ptr, i64 2 %arrayidx2 = getelementptr i32, i32* %ptr, i64 2
%t3 = load i32, i32* %arrayidx3 %t3 = load i32, i32* %arrayidx3
%t1 = load i32, i32* %arrayidx1 %t1 = load i32, i32* %arrayidx1
%t2 = load i32, i32* %arrayidx2 %t2 = load i32, i32* %arrayidx2
%t0 = load i32, i32* %arrayidx0 %t0 = load i32, i32* %arrayidx0
ret void ret void
} }
; Improve on existing dereferenceable_or_null attribute. ; Improve on existing dereferenceable_or_null attribute.
define void @more_bytes_and_not_null(i32* dereferenceable_or_null(8) %ptr) { define void @more_bytes_and_not_null(i32* dereferenceable_or_null(8) %ptr) {
; CHECK-LABEL: define {{[^@]+}}@more_bytes_and_not_null ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@more_bytes_and_not_null
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@more_bytes_and_not_null
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx3 = getelementptr i32, i32* %ptr, i64 3 %arrayidx3 = getelementptr i32, i32* %ptr, i64 3
%arrayidx1 = getelementptr i32, i32* %ptr, i64 1 %arrayidx1 = getelementptr i32, i32* %ptr, i64 1
%arrayidx0 = getelementptr i32, i32* %ptr, i64 0 %arrayidx0 = getelementptr i32, i32* %ptr, i64 0
%arrayidx2 = getelementptr i32, i32* %ptr, i64 2 %arrayidx2 = getelementptr i32, i32* %ptr, i64 2
%t3 = load i32, i32* %arrayidx3 %t3 = load i32, i32* %arrayidx3
%t1 = load i32, i32* %arrayidx1 %t1 = load i32, i32* %arrayidx1
%t2 = load i32, i32* %arrayidx2 %t2 = load i32, i32* %arrayidx2
%t0 = load i32, i32* %arrayidx0 %t0 = load i32, i32* %arrayidx0
ret void ret void
} }
; But don't pessimize existing dereferenceable attribute. ; But don't pessimize existing dereferenceable attribute.
define void @better_bytes(i32* dereferenceable(100) %ptr) { define void @better_bytes(i32* dereferenceable(100) %ptr) {
; CHECK-LABEL: define {{[^@]+}}@better_bytes ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(100) [[PTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@better_bytes
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(100) [[PTR:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@better_bytes
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(100) [[PTR:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%arrayidx3 = getelementptr i32, i32* %ptr, i64 3 %arrayidx3 = getelementptr i32, i32* %ptr, i64 3
%arrayidx1 = getelementptr i32, i32* %ptr, i64 1 %arrayidx1 = getelementptr i32, i32* %ptr, i64 1
%arrayidx0 = getelementptr i32, i32* %ptr, i64 0 %arrayidx0 = getelementptr i32, i32* %ptr, i64 0
%arrayidx2 = getelementptr i32, i32* %ptr, i64 2 %arrayidx2 = getelementptr i32, i32* %ptr, i64 2
%t3 = load i32, i32* %arrayidx3 %t3 = load i32, i32* %arrayidx3
%t1 = load i32, i32* %arrayidx1 %t1 = load i32, i32* %arrayidx1
%t2 = load i32, i32* %arrayidx2 %t2 = load i32, i32* %arrayidx2
%t0 = load i32, i32* %arrayidx0 %t0 = load i32, i32* %arrayidx0
ret void ret void
} }
define void @bitcast(i32* %arg) { define void @bitcast(i32* %arg) {
; CHECK-LABEL: define {{[^@]+}}@bitcast ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bitcast
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[ARG:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bitcast
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(8) [[ARG:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%ptr = bitcast i32* %arg to float* %ptr = bitcast i32* %arg to float*
%arrayidx0 = getelementptr float, float* %ptr, i64 0 %arrayidx0 = getelementptr float, float* %ptr, i64 0
%arrayidx1 = getelementptr float, float* %ptr, i64 1 %arrayidx1 = getelementptr float, float* %ptr, i64 1
%t0 = load float, float* %arrayidx0 %t0 = load float, float* %arrayidx0
%t1 = load float, float* %arrayidx1 %t1 = load float, float* %arrayidx1
ret void ret void
} }
define void @bitcast_different_sizes(double* %arg1, i8* %arg2) { define void @bitcast_different_sizes(double* %arg1, i8* %arg2) {
; CHECK-LABEL: define {{[^@]+}}@bitcast_different_sizes ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (double* nocapture nofree nonnull readnone align 4 dereferenceable(12) [[ARG1:%.*]], i8* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[ARG2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bitcast_different_sizes
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (double* nocapture nofree nonnull readnone align 4 dereferenceable(12) [[ARG1:%.*]], i8* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[ARG2:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bitcast_different_sizes
; IS__CGSCC____-SAME: (double* nocapture nofree nonnull readnone align 4 dereferenceable(12) [[ARG1:%.*]], i8* nocapture nofree nonnull readnone align 4 dereferenceable(16) [[ARG2:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%ptr1 = bitcast double* %arg1 to float* %ptr1 = bitcast double* %arg1 to float*
%a10 = getelementptr float, float* %ptr1, i64 0 %a10 = getelementptr float, float* %ptr1, i64 0
%a11 = getelementptr float, float* %ptr1, i64 1 %a11 = getelementptr float, float* %ptr1, i64 1
%a12 = getelementptr float, float* %ptr1, i64 2 %a12 = getelementptr float, float* %ptr1, i64 2
%ld10 = load float, float* %a10 %ld10 = load float, float* %a10
%ld11 = load float, float* %a11 %ld11 = load float, float* %a11
%ld12 = load float, float* %a12 %ld12 = load float, float* %a12
%ptr2 = bitcast i8* %arg2 to i64* %ptr2 = bitcast i8* %arg2 to i64*
%a20 = getelementptr i64, i64* %ptr2, i64 0 %a20 = getelementptr i64, i64* %ptr2, i64 0
%a21 = getelementptr i64, i64* %ptr2, i64 1 %a21 = getelementptr i64, i64* %ptr2, i64 1
%ld20 = load i64, i64* %a20 %ld20 = load i64, i64* %a20
%ld21 = load i64, i64* %a21 %ld21 = load i64, i64* %a21
ret void ret void
} }
define void @negative_offset(i32* %arg) { define void @negative_offset(i32* %arg) {
; CHECK-LABEL: define {{[^@]+}}@negative_offset ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_offset
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[ARG:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_offset
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[ARG:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
%ptr = bitcast i32* %arg to float* %ptr = bitcast i32* %arg to float*
%arrayidx0 = getelementptr float, float* %ptr, i64 0 %arrayidx0 = getelementptr float, float* %ptr, i64 0
%arrayidx1 = getelementptr float, float* %ptr, i64 -1 %arrayidx1 = getelementptr float, float* %ptr, i64 -1
%t0 = load float, float* %arrayidx0 %t0 = load float, float* %arrayidx0
%t1 = load float, float* %arrayidx1 %t1 = load float, float* %arrayidx1
ret void ret void
} }
define void @stores(i32* %arg) { define void @stores(i32* %arg) {
; CHECK-LABEL: define {{[^@]+}}@stores ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@stores
; CHECK-NEXT: [[PTR:%.*]] = bitcast i32* [[ARG]] to float* ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[ARG:%.*]])
; CHECK-NEXT: [[ARRAYIDX0:%.*]] = getelementptr float, float* [[PTR]], i64 0 ; IS__TUNIT____-NEXT: [[PTR:%.*]] = bitcast i32* [[ARG]] to float*
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr float, float* [[PTR]], i64 1 ; IS__TUNIT____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr float, float* [[PTR]], i64 0
; CHECK-NEXT: store float 1.000000e+00, float* [[ARRAYIDX0]], align 4 ; IS__TUNIT____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr float, float* [[PTR]], i64 1
; CHECK-NEXT: store float 2.000000e+00, float* [[ARRAYIDX1]], align 4 ; IS__TUNIT____-NEXT: store float 1.000000e+00, float* [[ARRAYIDX0]], align 4
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store float 2.000000e+00, float* [[ARRAYIDX1]], align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@stores
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[ARG:%.*]])
; IS__CGSCC____-NEXT: [[PTR:%.*]] = bitcast i32* [[ARG]] to float*
; IS__CGSCC____-NEXT: [[ARRAYIDX0:%.*]] = getelementptr float, float* [[PTR]], i64 0
; IS__CGSCC____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr float, float* [[PTR]], i64 1
; IS__CGSCC____-NEXT: store float 1.000000e+00, float* [[ARRAYIDX0]], align 4
; IS__CGSCC____-NEXT: store float 2.000000e+00, float* [[ARRAYIDX1]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
%ptr = bitcast i32* %arg to float* %ptr = bitcast i32* %arg to float*
%arrayidx0 = getelementptr float, float* %ptr, i64 0 %arrayidx0 = getelementptr float, float* %ptr, i64 0
%arrayidx1 = getelementptr float, float* %ptr, i64 1 %arrayidx1 = getelementptr float, float* %ptr, i64 1
store float 1.0, float* %arrayidx0 store float 1.0, float* %arrayidx0
store float 2.0, float* %arrayidx1 store float 2.0, float* %arrayidx1
ret void ret void
} }
define void @load_store(i32* %arg) { define void @load_store(i32* %arg) {
; CHECK-LABEL: define {{[^@]+}}@load_store ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@load_store
; CHECK-NEXT: [[PTR:%.*]] = bitcast i32* [[ARG]] to float* ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[ARG:%.*]])
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr float, float* [[PTR]], i64 1 ; IS__TUNIT____-NEXT: [[PTR:%.*]] = bitcast i32* [[ARG]] to float*
; CHECK-NEXT: store float 2.000000e+00, float* [[ARRAYIDX1]], align 4 ; IS__TUNIT____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr float, float* [[PTR]], i64 1
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store float 2.000000e+00, float* [[ARRAYIDX1]], align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@load_store
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(8) [[ARG:%.*]])
; IS__CGSCC____-NEXT: [[PTR:%.*]] = bitcast i32* [[ARG]] to float*
; IS__CGSCC____-NEXT: [[ARRAYIDX1:%.*]] = getelementptr float, float* [[PTR]], i64 1
; IS__CGSCC____-NEXT: store float 2.000000e+00, float* [[ARRAYIDX1]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
%ptr = bitcast i32* %arg to float* %ptr = bitcast i32* %arg to float*
%arrayidx0 = getelementptr float, float* %ptr, i64 0 %arrayidx0 = getelementptr float, float* %ptr, i64 0
%arrayidx1 = getelementptr float, float* %ptr, i64 1 %arrayidx1 = getelementptr float, float* %ptr, i64 1
%t1 = load float, float* %arrayidx0 %t1 = load float, float* %arrayidx0
store float 2.0, float* %arrayidx1 store float 2.0, float* %arrayidx1
ret void ret void
} }
define void @different_size1(i32* %arg) { define void @different_size1(i32* %arg) {
; CHECK-LABEL: define {{[^@]+}}@different_size1 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@different_size1
; CHECK-NEXT: [[ARG_CAST:%.*]] = bitcast i32* [[ARG]] to double* ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[ARG:%.*]])
; CHECK-NEXT: store double 0.000000e+00, double* [[ARG_CAST]], align 8 ; IS__TUNIT____-NEXT: [[ARG_CAST:%.*]] = bitcast i32* [[ARG]] to double*
; CHECK-NEXT: store i32 0, i32* [[ARG]], align 8 ; IS__TUNIT____-NEXT: store double 0.000000e+00, double* [[ARG_CAST]], align 8
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* [[ARG]], align 8
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@different_size1
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[ARG:%.*]])
; IS__CGSCC____-NEXT: [[ARG_CAST:%.*]] = bitcast i32* [[ARG]] to double*
; IS__CGSCC____-NEXT: store double 0.000000e+00, double* [[ARG_CAST]], align 8
; IS__CGSCC____-NEXT: store i32 0, i32* [[ARG]], align 8
; IS__CGSCC____-NEXT: ret void
; ;
%arg-cast = bitcast i32* %arg to double* %arg-cast = bitcast i32* %arg to double*
store double 0.000000e+00, double* %arg-cast store double 0.000000e+00, double* %arg-cast
store i32 0, i32* %arg store i32 0, i32* %arg
ret void ret void
} }
define void @different_size2(i32* %arg) { define void @different_size2(i32* %arg) {
; CHECK-LABEL: define {{[^@]+}}@different_size2 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@different_size2
; CHECK-NEXT: store i32 0, i32* [[ARG]], align 8 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[ARG:%.*]])
; CHECK-NEXT: [[ARG_CAST:%.*]] = bitcast i32* [[ARG]] to double* ; IS__TUNIT____-NEXT: store i32 0, i32* [[ARG]], align 8
; CHECK-NEXT: store double 0.000000e+00, double* [[ARG_CAST]], align 8 ; IS__TUNIT____-NEXT: [[ARG_CAST:%.*]] = bitcast i32* [[ARG]] to double*
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store double 0.000000e+00, double* [[ARG_CAST]], align 8
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@different_size2
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[ARG:%.*]])
; IS__CGSCC____-NEXT: store i32 0, i32* [[ARG]], align 8
; IS__CGSCC____-NEXT: [[ARG_CAST:%.*]] = bitcast i32* [[ARG]] to double*
; IS__CGSCC____-NEXT: store double 0.000000e+00, double* [[ARG_CAST]], align 8
; IS__CGSCC____-NEXT: ret void
; ;
store i32 0, i32* %arg store i32 0, i32* %arg
%arg-cast = bitcast i32* %arg to double* %arg-cast = bitcast i32* %arg to double*
store double 0.000000e+00, double* %arg-cast store double 0.000000e+00, double* %arg-cast
ret void ret void
} }
; Make use of MustBeExecuted Explorer ; Make use of MustBeExecuted Explorer
Show All 10 Lines
; l6 l7 ; l6 l7
; \ / ; \ /
; end ; end
; According to the above CFG, we can see that instructions in l5 Block must be executed. ; According to the above CFG, we can see that instructions in l5 Block must be executed.
; Therefore, %p must be dereferenced. ; Therefore, %p must be dereferenced.
; ;
; ATTRIBUTOR_CGSCC_NPM-LABEL: define i32 @require_cfg_analysis(i32 %c, i32* {{.*}} dereferenceable(4) %p) ; ATTRIBUTOR_CGSCC_NPM-LABEL: define i32 @require_cfg_analysis(i32 %c, i32* {{.*}} dereferenceable(4) %p)
define i32 @require_cfg_analysis(i32 %c, i32* %p) { define i32 @require_cfg_analysis(i32 %c, i32* %p) {
; IS________OPM-LABEL: define {{[^@]+}}@require_cfg_analysis ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS________OPM-SAME: (i32 [[C:%.*]], i32* nocapture nofree writeonly [[P:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@require_cfg_analysis
; IS________OPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C]], 0 ; IS__TUNIT_OPM-SAME: (i32 [[C:%.*]], i32* nocapture nofree writeonly [[P:%.*]])
; IS________OPM-NEXT: br i1 [[TOBOOL1]], label [[L1:%.*]], label [[L2:%.*]] ; IS__TUNIT_OPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C]], 0
; IS________OPM: l1: ; IS__TUNIT_OPM-NEXT: br i1 [[TOBOOL1]], label [[L1:%.*]], label [[L2:%.*]]
; IS________OPM-NEXT: [[TOBOOL2:%.*]] = icmp eq i32 [[C]], 1 ; IS__TUNIT_OPM: l1:
; IS________OPM-NEXT: br i1 [[TOBOOL2]], label [[L3:%.*]], label [[L4:%.*]] ; IS__TUNIT_OPM-NEXT: [[TOBOOL2:%.*]] = icmp eq i32 [[C]], 1
; IS________OPM: l2: ; IS__TUNIT_OPM-NEXT: br i1 [[TOBOOL2]], label [[L3:%.*]], label [[L4:%.*]]
; IS________OPM-NEXT: [[TOBOOL3:%.*]] = icmp eq i32 [[C]], 2 ; IS__TUNIT_OPM: l2:
; IS________OPM-NEXT: br i1 [[TOBOOL3]], label [[L3]], label [[L4]] ; IS__TUNIT_OPM-NEXT: [[TOBOOL3:%.*]] = icmp eq i32 [[C]], 2
; IS________OPM: l3: ; IS__TUNIT_OPM-NEXT: br i1 [[TOBOOL3]], label [[L3]], label [[L4]]
; IS________OPM-NEXT: br label [[L5:%.*]] ; IS__TUNIT_OPM: l3:
; IS________OPM: l4: ; IS__TUNIT_OPM-NEXT: br label [[L5:%.*]]
; IS________OPM-NEXT: br label [[L5]] ; IS__TUNIT_OPM: l4:
; IS________OPM: l5: ; IS__TUNIT_OPM-NEXT: br label [[L5]]
; IS________OPM-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 4 ; IS__TUNIT_OPM: l5:
; IS________OPM-NEXT: br i1 [[TOBOOL4]], label [[L6:%.*]], label [[L7:%.*]] ; IS__TUNIT_OPM-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 4
; IS________OPM: l6: ; IS__TUNIT_OPM-NEXT: br i1 [[TOBOOL4]], label [[L6:%.*]], label [[L7:%.*]]
; IS________OPM-NEXT: store i32 0, i32* [[P]], align 4 ; IS__TUNIT_OPM: l6:
; IS________OPM-NEXT: br label [[END:%.*]] ; IS__TUNIT_OPM-NEXT: store i32 0, i32* [[P]], align 4
; IS________OPM: l7: ; IS__TUNIT_OPM-NEXT: br label [[END:%.*]]
; IS________OPM-NEXT: store i32 1, i32* [[P]], align 4 ; IS__TUNIT_OPM: l7:
; IS________OPM-NEXT: br label [[END]] ; IS__TUNIT_OPM-NEXT: store i32 1, i32* [[P]], align 4
; IS________OPM: end: ; IS__TUNIT_OPM-NEXT: br label [[END]]
; IS________OPM-NEXT: ret i32 1 ; IS__TUNIT_OPM: end:
; ; IS__TUNIT_OPM-NEXT: ret i32 1
; IS________NPM-LABEL: define {{[^@]+}}@require_cfg_analysis ;
; IS________NPM-SAME: (i32 [[C:%.*]], i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS________NPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C]], 0 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@require_cfg_analysis
; IS________NPM-NEXT: br i1 [[TOBOOL1]], label [[L1:%.*]], label [[L2:%.*]] ; IS__TUNIT_NPM-SAME: (i32 [[C:%.*]], i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P:%.*]])
; IS________NPM: l1: ; IS__TUNIT_NPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C]], 0
; IS________NPM-NEXT: br label [[L4:%.*]] ; IS__TUNIT_NPM-NEXT: br i1 [[TOBOOL1]], label [[L1:%.*]], label [[L2:%.*]]
; IS________NPM: l2: ; IS__TUNIT_NPM: l1:
; IS________NPM-NEXT: [[TOBOOL3:%.*]] = icmp eq i32 [[C]], 2 ; IS__TUNIT_NPM-NEXT: br label [[L4:%.*]]
; IS________NPM-NEXT: br i1 [[TOBOOL3]], label [[L3:%.*]], label [[L4]] ; IS__TUNIT_NPM: l2:
; IS________NPM: l3: ; IS__TUNIT_NPM-NEXT: [[TOBOOL3:%.*]] = icmp eq i32 [[C]], 2
; IS________NPM-NEXT: br label [[L5:%.*]] ; IS__TUNIT_NPM-NEXT: br i1 [[TOBOOL3]], label [[L3:%.*]], label [[L4]]
; IS________NPM: l4: ; IS__TUNIT_NPM: l3:
; IS________NPM-NEXT: br label [[L5]] ; IS__TUNIT_NPM-NEXT: br label [[L5:%.*]]
; IS________NPM: l5: ; IS__TUNIT_NPM: l4:
; IS________NPM-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 4 ; IS__TUNIT_NPM-NEXT: br label [[L5]]
; IS________NPM-NEXT: br i1 [[TOBOOL4]], label [[L6:%.*]], label [[L7:%.*]] ; IS__TUNIT_NPM: l5:
; IS________NPM: l6: ; IS__TUNIT_NPM-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 4
; IS________NPM-NEXT: store i32 0, i32* [[P]], align 4 ; IS__TUNIT_NPM-NEXT: br i1 [[TOBOOL4]], label [[L6:%.*]], label [[L7:%.*]]
; IS________NPM-NEXT: br label [[END:%.*]] ; IS__TUNIT_NPM: l6:
; IS________NPM: l7: ; IS__TUNIT_NPM-NEXT: store i32 0, i32* [[P]], align 4
; IS________NPM-NEXT: store i32 1, i32* [[P]], align 4 ; IS__TUNIT_NPM-NEXT: br label [[END:%.*]]
; IS________NPM-NEXT: br label [[END]] ; IS__TUNIT_NPM: l7:
; IS________NPM: end: ; IS__TUNIT_NPM-NEXT: store i32 1, i32* [[P]], align 4
; IS________NPM-NEXT: ret i32 1 ; IS__TUNIT_NPM-NEXT: br label [[END]]
; IS__TUNIT_NPM: end:
; IS__TUNIT_NPM-NEXT: ret i32 1
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@require_cfg_analysis
; IS__CGSCC_OPM-SAME: (i32 [[C:%.*]], i32* nocapture nofree writeonly [[P:%.*]])
; IS__CGSCC_OPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C]], 0
; IS__CGSCC_OPM-NEXT: br i1 [[TOBOOL1]], label [[L1:%.*]], label [[L2:%.*]]
; IS__CGSCC_OPM: l1:
; IS__CGSCC_OPM-NEXT: [[TOBOOL2:%.*]] = icmp eq i32 [[C]], 1
; IS__CGSCC_OPM-NEXT: br i1 [[TOBOOL2]], label [[L3:%.*]], label [[L4:%.*]]
; IS__CGSCC_OPM: l2:
; IS__CGSCC_OPM-NEXT: [[TOBOOL3:%.*]] = icmp eq i32 [[C]], 2
; IS__CGSCC_OPM-NEXT: br i1 [[TOBOOL3]], label [[L3]], label [[L4]]
; IS__CGSCC_OPM: l3:
; IS__CGSCC_OPM-NEXT: br label [[L5:%.*]]
; IS__CGSCC_OPM: l4:
; IS__CGSCC_OPM-NEXT: br label [[L5]]
; IS__CGSCC_OPM: l5:
; IS__CGSCC_OPM-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 4
; IS__CGSCC_OPM-NEXT: br i1 [[TOBOOL4]], label [[L6:%.*]], label [[L7:%.*]]
; IS__CGSCC_OPM: l6:
; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[P]], align 4
; IS__CGSCC_OPM-NEXT: br label [[END:%.*]]
; IS__CGSCC_OPM: l7:
; IS__CGSCC_OPM-NEXT: store i32 1, i32* [[P]], align 4
; IS__CGSCC_OPM-NEXT: br label [[END]]
; IS__CGSCC_OPM: end:
; IS__CGSCC_OPM-NEXT: ret i32 1
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@require_cfg_analysis
; IS__CGSCC_NPM-SAME: (i32 [[C:%.*]], i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC_NPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C]], 0
; IS__CGSCC_NPM-NEXT: br i1 [[TOBOOL1]], label [[L1:%.*]], label [[L2:%.*]]
; IS__CGSCC_NPM: l1:
; IS__CGSCC_NPM-NEXT: br label [[L4:%.*]]
; IS__CGSCC_NPM: l2:
; IS__CGSCC_NPM-NEXT: [[TOBOOL3:%.*]] = icmp eq i32 [[C]], 2
; IS__CGSCC_NPM-NEXT: br i1 [[TOBOOL3]], label [[L3:%.*]], label [[L4]]
; IS__CGSCC_NPM: l3:
; IS__CGSCC_NPM-NEXT: br label [[L5:%.*]]
; IS__CGSCC_NPM: l4:
; IS__CGSCC_NPM-NEXT: br label [[L5]]
; IS__CGSCC_NPM: l5:
; IS__CGSCC_NPM-NEXT: [[TOBOOL4:%.*]] = icmp eq i32 [[C]], 4
; IS__CGSCC_NPM-NEXT: br i1 [[TOBOOL4]], label [[L6:%.*]], label [[L7:%.*]]
; IS__CGSCC_NPM: l6:
; IS__CGSCC_NPM-NEXT: store i32 0, i32* [[P]], align 4
; IS__CGSCC_NPM-NEXT: br label [[END:%.*]]
; IS__CGSCC_NPM: l7:
; IS__CGSCC_NPM-NEXT: store i32 1, i32* [[P]], align 4
; IS__CGSCC_NPM-NEXT: br label [[END]]
; IS__CGSCC_NPM: end:
; IS__CGSCC_NPM-NEXT: ret i32 1
; ;
%tobool1 = icmp eq i32 %c, 0 %tobool1 = icmp eq i32 %c, 0
br i1 %tobool1, label %l1, label %l2 br i1 %tobool1, label %l1, label %l2
l1: l1:
%tobool2 = icmp eq i32 %c, 1 %tobool2 = icmp eq i32 %c, 1
br i1 %tobool2, label %l3, label %l4 br i1 %tobool2, label %l3, label %l4
l2: l2:
%tobool3 = icmp eq i32 %c, 2 %tobool3 = icmp eq i32 %c, 2
Show All 17 Lines

llvm/test/Transforms/Attributor/heap_to_stack.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
declare noalias i8* @malloc(i64) declare noalias i8* @malloc(i64)
declare void @nocapture_func_frees_pointer(i8* nocapture) declare void @nocapture_func_frees_pointer(i8* nocapture)
▲ Show 20 Lines • Show All 272 Lines • ▼ Show 20 Lines
6: ; preds = %5, %4 6: ; preds = %5, %4
ret void ret void
} }
; TEST 7 - free is dead. ; TEST 7 - free is dead.
define void @test7() { define void @test7() {
; IS________OPM: Function Attrs: noreturn
; IS________OPM-LABEL: define {{[^@]+}}@test7() ; IS________OPM-LABEL: define {{[^@]+}}@test7()
; IS________OPM-NEXT: [[TMP1:%.*]] = tail call noalias i8* @malloc(i64 4) ; IS________OPM-NEXT: [[TMP1:%.*]] = tail call noalias i8* @malloc(i64 4)
; IS________OPM-NEXT: [[TMP2:%.*]] = tail call i32 @no_return_call() ; IS________OPM-NEXT: [[TMP2:%.*]] = tail call i32 @no_return_call()
; IS________OPM-NEXT: unreachable ; IS________OPM-NEXT: unreachable
; ;
; IS________NPM: Function Attrs: noreturn
; IS________NPM-LABEL: define {{[^@]+}}@test7() ; IS________NPM-LABEL: define {{[^@]+}}@test7()
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1 ; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP2:%.*]] = tail call i32 @no_return_call() ; IS________NPM-NEXT: [[TMP2:%.*]] = tail call i32 @no_return_call()
; IS________NPM-NEXT: unreachable ; IS________NPM-NEXT: unreachable
; ;
%1 = tail call noalias i8* @malloc(i64 4) %1 = tail call noalias i8* @malloc(i64 4)
tail call i32 @no_return_call() tail call i32 @no_return_call()
tail call void @free(i8* %1) tail call void @free(i8* %1)
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llvm/test/Transforms/Attributor/internal-noalias.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define dso_local i32 @visible(i32* noalias %A, i32* noalias %B) #0 { define dso_local i32 @visible(i32* noalias %A, i32* noalias %B) #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@visible ; IS__TUNIT____-LABEL: define {{[^@]+}}@visible
; IS__TUNIT____-SAME: (i32* noalias nocapture nofree readonly [[A:%.*]], i32* noalias nocapture nofree readonly [[B:%.*]]) ; IS__TUNIT____-SAME: (i32* noalias nocapture nofree readonly [[A:%.*]], i32* noalias nocapture nofree readonly [[B:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* noalias nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree readonly align 4 [[B]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* noalias nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree readonly align 4 [[B]])
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* noalias nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree readonly align 4 [[B]]) ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* noalias nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree readonly align 4 [[B]])
; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]] ; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; IS__TUNIT____-NEXT: ret i32 [[ADD]] ; IS__TUNIT____-NEXT: ret i32 [[ADD]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@visible ; IS__CGSCC____-LABEL: define {{[^@]+}}@visible
; IS__CGSCC____-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC____-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]] ; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; IS__CGSCC____-NEXT: ret i32 [[ADD]] ; IS__CGSCC____-NEXT: ret i32 [[ADD]]
; ;
entry: entry:
%call1 = call i32 @noalias_args(i32* %A, i32* %B) %call1 = call i32 @noalias_args(i32* %A, i32* %B)
%call2 = call i32 @noalias_args_argmem(i32* %A, i32* %B) %call2 = call i32 @noalias_args_argmem(i32* %A, i32* %B)
%add = add nsw i32 %call1, %call2 %add = add nsw i32 %call1, %call2
ret i32 %add ret i32 %add
} }
define private i32 @noalias_args(i32* %A, i32* %B) #0 { define private i32 @noalias_args(i32* %A, i32* %B) #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@noalias_args ; IS__TUNIT____-LABEL: define {{[^@]+}}@noalias_args
; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]] ; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT____-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]] ; IS__TUNIT____-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]]
; IS__TUNIT____-NEXT: ret i32 [[ADD2]] ; IS__TUNIT____-NEXT: ret i32 [[ADD2]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args ; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4 ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]] ; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]] ; IS__CGSCC____-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]]
; IS__CGSCC____-NEXT: ret i32 [[ADD2]] ; IS__CGSCC____-NEXT: ret i32 [[ADD2]]
; ;
entry: entry:
%0 = load i32, i32* %A, align 4 %0 = load i32, i32* %A, align 4
%1 = load i32, i32* %B, align 4 %1 = load i32, i32* %B, align 4
%add = add nsw i32 %0, %1 %add = add nsw i32 %0, %1
%call = call i32 @noalias_args_argmem(i32* %A, i32* %B) %call = call i32 @noalias_args_argmem(i32* %A, i32* %B)
%add2 = add nsw i32 %add, %call %add2 = add nsw i32 %add, %call
ret i32 %add2 ret i32 %add2
} }
define internal i32 @noalias_args_argmem(i32* %A, i32* %B) #1 { define internal i32 @noalias_args_argmem(i32* %A, i32* %B) #1 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@noalias_args_argmem ; IS__TUNIT____-LABEL: define {{[^@]+}}@noalias_args_argmem
; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]] ; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; IS__TUNIT____-NEXT: ret i32 [[ADD]] ; IS__TUNIT____-NEXT: ret i32 [[ADD]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args_argmem ; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args_argmem
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4 ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]] ; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; IS__CGSCC____-NEXT: ret i32 [[ADD]] ; IS__CGSCC____-NEXT: ret i32 [[ADD]]
; ;
entry: entry:
%0 = load i32, i32* %A, align 4 %0 = load i32, i32* %A, align 4
%1 = load i32, i32* %B, align 4 %1 = load i32, i32* %B, align 4
%add = add nsw i32 %0, %1 %add = add nsw i32 %0, %1
ret i32 %add ret i32 %add
} }
define dso_local i32 @visible_local(i32* %A) #0 { define dso_local i32 @visible_local(i32* %A) #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@visible_local ; IS__TUNIT____-LABEL: define {{[^@]+}}@visible_local
; IS__TUNIT____-SAME: (i32* nocapture nofree readonly [[A:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree readonly [[A:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: store i32 5, i32* [[B]], align 4 ; IS__TUNIT____-NEXT: store i32 5, i32* [[B]], align 4
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]] ; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; IS__TUNIT____-NEXT: ret i32 [[ADD]] ; IS__TUNIT____-NEXT: ret i32 [[ADD]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@visible_local ; IS__CGSCC____-LABEL: define {{[^@]+}}@visible_local
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 5, i32* [[B]], align 4 ; IS__CGSCC____-NEXT: store i32 5, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]] ; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; IS__CGSCC____-NEXT: ret i32 [[ADD]] ; IS__CGSCC____-NEXT: ret i32 [[ADD]]
; ;
entry: entry:
%B = alloca i32, align 4 %B = alloca i32, align 4
store i32 5, i32* %B, align 4 store i32 5, i32* %B, align 4
%call1 = call i32 @noalias_args(i32* %A, i32* nonnull %B) %call1 = call i32 @noalias_args(i32* %A, i32* nonnull %B)
%call2 = call i32 @noalias_args_argmem(i32* %A, i32* nonnull %B) %call2 = call i32 @noalias_args_argmem(i32* %A, i32* nonnull %B)
%add = add nsw i32 %call1, %call2 %add = add nsw i32 %call1, %call2
ret i32 %add ret i32 %add
} }
define internal i32 @noalias_args_argmem_ro(i32* %A, i32* %B) #1 { define internal i32 @noalias_args_argmem_ro(i32* %A, i32* %B) #1 {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@noalias_args_argmem_ro ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@noalias_args_argmem_ro
; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__TUNIT_OPM-NEXT: [[T0:%.*]] = load i32, i32* [[A]], align 4 ; IS__TUNIT_OPM-NEXT: [[T0:%.*]] = load i32, i32* [[A]], align 4
; IS__TUNIT_OPM-NEXT: [[T1:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT_OPM-NEXT: [[T1:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT_OPM-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]] ; IS__TUNIT_OPM-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]]
; IS__TUNIT_OPM-NEXT: ret i32 [[ADD]] ; IS__TUNIT_OPM-NEXT: ret i32 [[ADD]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@noalias_args_argmem_ro ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@noalias_args_argmem_ro
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[B_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[B_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[B_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[A_PRIV:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[A_PRIV:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[A_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[A_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[T0:%.*]] = load i32, i32* [[A_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[T0:%.*]] = load i32, i32* [[A_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[T1:%.*]] = load i32, i32* [[B_PRIV]], align 4 ; IS__TUNIT_NPM-NEXT: [[T1:%.*]] = load i32, i32* [[B_PRIV]], align 4
; IS__TUNIT_NPM-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]] ; IS__TUNIT_NPM-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]]
; IS__TUNIT_NPM-NEXT: ret i32 [[ADD]] ; IS__TUNIT_NPM-NEXT: ret i32 [[ADD]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args_argmem_ro ; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args_argmem_ro
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC____-NEXT: [[T0:%.*]] = load i32, i32* [[A]], align 4 ; IS__CGSCC____-NEXT: [[T0:%.*]] = load i32, i32* [[A]], align 4
; IS__CGSCC____-NEXT: [[T1:%.*]] = load i32, i32* [[B]], align 4 ; IS__CGSCC____-NEXT: [[T1:%.*]] = load i32, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]] ; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]]
; IS__CGSCC____-NEXT: ret i32 [[ADD]] ; IS__CGSCC____-NEXT: ret i32 [[ADD]]
; ;
%t0 = load i32, i32* %A, align 4 %t0 = load i32, i32* %A, align 4
%t1 = load i32, i32* %B, align 4 %t1 = load i32, i32* %B, align 4
%add = add nsw i32 %t0, %t1 %add = add nsw i32 %t0, %t1
ret i32 %add ret i32 %add
} }
define i32 @visible_local_2() { define i32 @visible_local_2() {
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@visible_local_2() ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; NOT_TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@visible_local_2()
; NOT_TUNIT_NPM-NEXT: store i32 5, i32* [[B]], align 4 ; IS__TUNIT_OPM-NEXT: [[B:%.*]] = alloca i32, align 4
; NOT_TUNIT_NPM-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_ro(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]]) ; IS__TUNIT_OPM-NEXT: store i32 5, i32* [[B]], align 4
; NOT_TUNIT_NPM-NEXT: ret i32 [[CALL]] ; IS__TUNIT_OPM-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_ro(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__TUNIT_OPM-NEXT: ret i32 [[CALL]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@visible_local_2() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@visible_local_2()
; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT_NPM-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__TUNIT_NPM-NEXT: store i32 5, i32* [[B]], align 4 ; IS__TUNIT_NPM-NEXT: store i32 5, i32* [[B]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT_NPM-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_ro(i32 [[TMP1]], i32 [[TMP2]]) ; IS__TUNIT_NPM-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_ro(i32 [[TMP1]], i32 [[TMP2]])
; IS__TUNIT_NPM-NEXT: ret i32 [[CALL]] ; IS__TUNIT_NPM-NEXT: ret i32 [[CALL]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@visible_local_2()
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 5, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_ro(i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]], i32* noalias nocapture nofree nonnull readonly align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: ret i32 [[CALL]]
;
%B = alloca i32, align 4 %B = alloca i32, align 4
store i32 5, i32* %B, align 4 store i32 5, i32* %B, align 4
%call = call i32 @noalias_args_argmem_ro(i32* %B, i32* %B) %call = call i32 @noalias_args_argmem_ro(i32* %B, i32* %B)
ret i32 %call ret i32 %call
} }
define internal i32 @noalias_args_argmem_rn(i32* %A, i32* %B) #1 { define internal i32 @noalias_args_argmem_rn(i32* %A, i32* %B) #1 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@noalias_args_argmem_rn ; IS__TUNIT____-LABEL: define {{[^@]+}}@noalias_args_argmem_rn
; IS__TUNIT____-SAME: (i32* noalias nocapture nofree nonnull align 4 dereferenceable(4) [[B:%.*]]) ; IS__TUNIT____-SAME: (i32* noalias nocapture nofree nonnull align 4 dereferenceable(4) [[B:%.*]])
; IS__TUNIT____-NEXT: [[T0:%.*]] = load i32, i32* [[B]], align 4 ; IS__TUNIT____-NEXT: [[T0:%.*]] = load i32, i32* [[B]], align 4
; IS__TUNIT____-NEXT: store i32 0, i32* [[B]], align 4 ; IS__TUNIT____-NEXT: store i32 0, i32* [[B]], align 4
; IS__TUNIT____-NEXT: ret i32 [[T0]] ; IS__TUNIT____-NEXT: ret i32 [[T0]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args_argmem_rn ; IS__CGSCC____-LABEL: define {{[^@]+}}@noalias_args_argmem_rn
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull align 4 dereferenceable(4) [[B:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull align 4 dereferenceable(4) [[B:%.*]])
; IS__CGSCC____-NEXT: [[T0:%.*]] = load i32, i32* [[B]], align 4 ; IS__CGSCC____-NEXT: [[T0:%.*]] = load i32, i32* [[B]], align 4
; IS__CGSCC____-NEXT: store i32 0, i32* [[B]], align 4 ; IS__CGSCC____-NEXT: store i32 0, i32* [[B]], align 4
; IS__CGSCC____-NEXT: ret i32 [[T0]] ; IS__CGSCC____-NEXT: ret i32 [[T0]]
; ;
%t0 = load i32, i32* %B, align 4 %t0 = load i32, i32* %B, align 4
store i32 0, i32* %B store i32 0, i32* %B
ret i32 %t0 ret i32 %t0
} }
define i32 @visible_local_3() { define i32 @visible_local_3() {
; CHECK-LABEL: define {{[^@]+}}@visible_local_3() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4 ; IS__TUNIT____-LABEL: define {{[^@]+}}@visible_local_3()
; CHECK-NEXT: store i32 5, i32* [[B]], align 4 ; IS__TUNIT____-NEXT: [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_rn(i32* noalias nocapture nofree nonnull align 4 dereferenceable(4) [[B]]) ; IS__TUNIT____-NEXT: store i32 5, i32* [[B]], align 4
; CHECK-NEXT: ret i32 [[CALL]] ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_rn(i32* noalias nocapture nofree nonnull align 4 dereferenceable(4) [[B]])
; IS__TUNIT____-NEXT: ret i32 [[CALL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@visible_local_3()
; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: store i32 5, i32* [[B]], align 4
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_rn(i32* noalias nocapture nofree nonnull align 4 dereferenceable(4) [[B]])
; IS__CGSCC____-NEXT: ret i32 [[CALL]]
; ;
%B = alloca i32, align 4 %B = alloca i32, align 4
store i32 5, i32* %B, align 4 store i32 5, i32* %B, align 4
%call = call i32 @noalias_args_argmem_rn(i32* %B, i32* %B) %call = call i32 @noalias_args_argmem_rn(i32* %B, i32* %B)
ret i32 %call ret i32 %call
} }
attributes #0 = { noinline nounwind uwtable willreturn } attributes #0 = { noinline nounwind uwtable willreturn }
attributes #1 = { argmemonly noinline nounwind uwtable willreturn} attributes #1 = { argmemonly noinline nounwind uwtable willreturn}

llvm/test/Transforms/Attributor/liveness.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; TODO: The old pass manager cgscc run is disabled as it causes a crash on windows which is under investigation: http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/23151 ; TODO: The old pass manager cgscc run is disabled as it causes a crash on windows which is under investigation: http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/23151
; opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; NOT_CGSCC_OPM: @dead_with_blockaddress_users.l = constant [2 x i8*] [i8* inttoptr (i32 1 to i8*), i8* inttoptr (i32 1 to i8*)] ; NOT_CGSCC_OPM: @dead_with_blockaddress_users.l = constant [2 x i8*] [i8* inttoptr (i32 1 to i8*), i8* inttoptr (i32 1 to i8*)]
; IS__CGSCC_OPM: @dead_with_blockaddress_users.l = constant [2 x i8*] [i8* blockaddress(@dead_with_blockaddress_users, %lab0), i8* blockaddress(@dead_with_blockaddress_users, %end)] ; IS__CGSCC_OPM: @dead_with_blockaddress_users.l = constant [2 x i8*] [i8* blockaddress(@dead_with_blockaddress_users, %lab0), i8* blockaddress(@dead_with_blockaddress_users, %end)]
Show All 12 Lines
declare i32 @foo_noreturn() noreturn declare i32 @foo_noreturn() noreturn
declare i32 @bar() nosync readnone declare i32 @bar() nosync readnone
; This internal function has no live call sites, so all its BBs are considered dead, ; This internal function has no live call sites, so all its BBs are considered dead,
; and nothing should be deduced for it. ; and nothing should be deduced for it.
define internal i32 @dead_internal_func(i32 %0) { define internal i32 @dead_internal_func(i32 %0) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@dead_internal_func() ; IS__CGSCC____-LABEL: define {{[^@]+}}@dead_internal_func()
; IS__CGSCC____-NEXT: br label [[TMP2:%.*]] ; IS__CGSCC____-NEXT: br label [[TMP2:%.*]]
; IS__CGSCC____: 1: ; IS__CGSCC____: 1:
; IS__CGSCC____-NEXT: ret i32 undef ; IS__CGSCC____-NEXT: ret i32 undef
; IS__CGSCC____: 2: ; IS__CGSCC____: 2:
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = phi i32 [ [[TMP6:%.*]], [[TMP2]] ], [ 1, [[TMP0:%.*]] ] ; IS__CGSCC____-NEXT: [[TMP3:%.*]] = phi i32 [ [[TMP6:%.*]], [[TMP2]] ], [ 1, [[TMP0:%.*]] ]
; IS__CGSCC____-NEXT: [[TMP4:%.*]] = phi i32 [ [[TMP5:%.*]], [[TMP2]] ], [ 1, [[TMP0]] ] ; IS__CGSCC____-NEXT: [[TMP4:%.*]] = phi i32 [ [[TMP5:%.*]], [[TMP2]] ], [ 1, [[TMP0]] ]
; IS__CGSCC____-NEXT: [[TMP5]] = mul nsw i32 [[TMP3]], [[TMP4]] ; IS__CGSCC____-NEXT: [[TMP5]] = mul nsw i32 [[TMP3]], [[TMP4]]
Show All 12 Lines; <label>:5: ; preds = %1, %5
%6 = phi i32 [ %9, %5 ], [ 1, %1 ] %6 = phi i32 [ %9, %5 ], [ 1, %1 ]
%7 = phi i32 [ %8, %5 ], [ 1, %1 ] %7 = phi i32 [ %8, %5 ], [ 1, %1 ]
%8 = mul nsw i32 %6, %7 %8 = mul nsw i32 %6, %7
%9 = add nuw nsw i32 %6, 1 %9 = add nuw nsw i32 %6, 1
%10 = icmp eq i32 %6, %0 %10 = icmp eq i32 %6, %0
br i1 %10, label %3, label %5 br i1 %10, label %3, label %5
} }
; CHECK: Function Attrs: argmemonly nofree norecurse nounwind uwtable willreturn
define i32 @volatile_load(i32*) norecurse nounwind uwtable { define i32 @volatile_load(i32*) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@volatile_load ; CHECK-LABEL: define {{[^@]+}}@volatile_load
; CHECK-SAME: (i32* nofree align 4 [[TMP0:%.*]]) ; CHECK-SAME: (i32* nofree align 4 [[TMP0:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = load volatile i32, i32* [[TMP0]], align 4 ; CHECK-NEXT: [[TMP2:%.*]] = load volatile i32, i32* [[TMP0]], align 4
; CHECK-NEXT: ret i32 [[TMP2]] ; CHECK-NEXT: ret i32 [[TMP2]]
; ;
%2 = load volatile i32, i32* %0, align 4 %2 = load volatile i32, i32* %0, align 4
ret i32 %2 ret i32 %2
} }
define internal i32 @internal_load(i32*) norecurse nounwind uwtable { define internal i32 @internal_load(i32*) norecurse nounwind uwtable {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_load() ; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_load()
; IS__CGSCC____-NEXT: ret i32 undef ; IS__CGSCC____-NEXT: ret i32 undef
; ;
%2 = load i32, i32* %0, align 4 %2 = load i32, i32* %0, align 4
ret i32 %2 ret i32 %2
} }
; TEST 1: Only first block is live. ; TEST 1: Only first block is live.
; CHECK: Function Attrs: nofree noreturn nosync nounwind
define i32 @first_block_no_return(i32 %a, i32* nonnull %ptr1, i32* %ptr2) #0 { define i32 @first_block_no_return(i32 %a, i32* nonnull %ptr1, i32* %ptr2) #0 {
; CHECK: Function Attrs: nofree noreturn nosync nounwind
; CHECK-LABEL: define {{[^@]+}}@first_block_no_return ; CHECK-LABEL: define {{[^@]+}}@first_block_no_return
; CHECK-SAME: (i32 [[A:%.*]], i32* nocapture nofree nonnull readnone [[PTR1:%.*]], i32* nocapture nofree readnone [[PTR2:%.*]]) ; CHECK-SAME: (i32 [[A:%.*]], i32* nocapture nofree nonnull readnone [[PTR1:%.*]], i32* nocapture nofree readnone [[PTR2:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: call void @no_return_call() ; CHECK-NEXT: call void @no_return_call()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; CHECK: cond.true: ; CHECK: cond.true:
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; CHECK: cond.false: ; CHECK: cond.false:
Show All 25 Linescond.end: ; preds = %cond.false, %cond.true
ret i32 %cond ret i32 %cond
} }
; TEST 2: cond.true is dead, but cond.end is not, since cond.false is live ; TEST 2: cond.true is dead, but cond.end is not, since cond.false is live
; This is just an example. For example we can put a sync call in a ; This is just an example. For example we can put a sync call in a
; dead block and check if it is deduced. ; dead block and check if it is deduced.
; CHECK: Function Attrs: nosync
define i32 @dead_block_present(i32 %a, i32* %ptr1) #0 { define i32 @dead_block_present(i32 %a, i32* %ptr1) #0 {
; CHECK: Function Attrs: nosync
; CHECK-LABEL: define {{[^@]+}}@dead_block_present ; CHECK-LABEL: define {{[^@]+}}@dead_block_present
; CHECK-SAME: (i32 [[A:%.*]], i32* nocapture nofree readnone [[PTR1:%.*]]) ; CHECK-SAME: (i32 [[A:%.*]], i32* nocapture nofree readnone [[PTR1:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[A]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[A]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
; CHECK: cond.true: ; CHECK: cond.true:
; CHECK-NEXT: call void @no_return_call() ; CHECK-NEXT: call void @no_return_call()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
Show All 21 Lines
cond.end: ; preds = %cond.false, %cond.true cond.end: ; preds = %cond.false, %cond.true
%cond = phi i32 [ %call, %cond.true ], [ %call1, %cond.false ] %cond = phi i32 [ %call, %cond.true ], [ %call1, %cond.false ]
ret i32 %cond ret i32 %cond
} }
; TEST 3: both cond.true and cond.false are dead, therfore cond.end is dead as well. ; TEST 3: both cond.true and cond.false are dead, therfore cond.end is dead as well.
define i32 @all_dead(i32 %a) #0 { define i32 @all_dead(i32 %a) #0 {
; CHECK: Function Attrs: nofree noreturn nosync nounwind
; CHECK-LABEL: define {{[^@]+}}@all_dead ; CHECK-LABEL: define {{[^@]+}}@all_dead
; CHECK-SAME: (i32 [[A:%.*]]) ; CHECK-SAME: (i32 [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[A]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[A]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
; CHECK: cond.true: ; CHECK: cond.true:
; CHECK-NEXT: call void @no_return_call() ; CHECK-NEXT: call void @no_return_call()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
▲ Show 20 Lines • Show All 305 Lines • ▼ Show 20 Linescleanup:
%res = landingpad { i8*, i32 } catch i8* null %res = landingpad { i8*, i32 } catch i8* null
ret i32 0 ret i32 0
} }
; TEST 6: Undefined behvior, taken from LangRef. ; TEST 6: Undefined behvior, taken from LangRef.
; FIXME: Should be able to detect undefined behavior. ; FIXME: Should be able to detect undefined behavior.
define void @ub(i32* %0) { define void @ub(i32* %0) {
; CHECK-LABEL: define {{[^@]+}}@ub ; NOT_CGSCC_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree writeonly [[TMP0:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@ub
; CHECK-NEXT: [[POISON:%.*]] = sub nuw i32 0, 1 ; NOT_CGSCC_NPM-SAME: (i32* nocapture nofree writeonly [[TMP0:%.*]])
; CHECK-NEXT: [[STILL_POISON:%.*]] = and i32 [[POISON]], 0 ; NOT_CGSCC_NPM-NEXT: [[POISON:%.*]] = sub nuw i32 0, 1
; CHECK-NEXT: [[POISON_YET_AGAIN:%.*]] = getelementptr i32, i32* [[TMP0]], i32 [[STILL_POISON]] ; NOT_CGSCC_NPM-NEXT: [[STILL_POISON:%.*]] = and i32 [[POISON]], 0
; CHECK-NEXT: store i32 0, i32* [[POISON_YET_AGAIN]], align 4 ; NOT_CGSCC_NPM-NEXT: [[POISON_YET_AGAIN:%.*]] = getelementptr i32, i32* [[TMP0]], i32 [[STILL_POISON]]
; CHECK-NEXT: ret void ; NOT_CGSCC_NPM-NEXT: store i32 0, i32* [[POISON_YET_AGAIN]], align 4
; NOT_CGSCC_NPM-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@ub
; IS__CGSCC____-SAME: (i32* nocapture nofree writeonly [[TMP0:%.*]])
; IS__CGSCC____-NEXT: [[POISON:%.*]] = sub nuw i32 0, 1
; IS__CGSCC____-NEXT: [[STILL_POISON:%.*]] = and i32 [[POISON]], 0
; IS__CGSCC____-NEXT: [[POISON_YET_AGAIN:%.*]] = getelementptr i32, i32* [[TMP0]], i32 [[STILL_POISON]]
; IS__CGSCC____-NEXT: store i32 0, i32* [[POISON_YET_AGAIN]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
%poison = sub nuw i32 0, 1 ; Results in a poison value. %poison = sub nuw i32 0, 1 ; Results in a poison value.
%still_poison = and i32 %poison, 0 ; 0, but also poison. %still_poison = and i32 %poison, 0 ; 0, but also poison.
%poison_yet_again = getelementptr i32, i32* %0, i32 %still_poison %poison_yet_again = getelementptr i32, i32* %0, i32 %still_poison
store i32 0, i32* %poison_yet_again ; Undefined behavior due to store to poison. store i32 0, i32* %poison_yet_again ; Undefined behavior due to store to poison.
ret void ret void
} }
define void @inf_loop() #0 { define void @inf_loop() #0 {
; CHECK-LABEL: define {{[^@]+}}@inf_loop() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
; CHECK-NEXT: entry: ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@inf_loop()
; CHECK-NEXT: br label [[WHILE_BODY:%.*]] ; NOT_CGSCC_NPM-NEXT: entry:
; CHECK: while.body: ; NOT_CGSCC_NPM-NEXT: br label [[WHILE_BODY:%.*]]
; CHECK-NEXT: br label [[WHILE_BODY]] ; NOT_CGSCC_NPM: while.body:
; NOT_CGSCC_NPM-NEXT: br label [[WHILE_BODY]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone
; IS__CGSCC____-LABEL: define {{[^@]+}}@inf_loop()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br label [[WHILE_BODY:%.*]]
; IS__CGSCC____: while.body:
; IS__CGSCC____-NEXT: br label [[WHILE_BODY]]
; ;
entry: entry:
br label %while.body br label %while.body
while.body: ; preds = %entry, %while.body while.body: ; preds = %entry, %while.body
br label %while.body br label %while.body
} }
; TEST 7: Infinite loop. ; TEST 7: Infinite loop.
; FIXME: Detect infloops, and mark affected blocks dead. ; FIXME: Detect infloops, and mark affected blocks dead.
define i32 @test5(i32, i32) #0 { define i32 @test5(i32, i32) #0 {
; CHECK: Function Attrs: nosync readnone
; CHECK-LABEL: define {{[^@]+}}@test5 ; CHECK-LABEL: define {{[^@]+}}@test5
; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) ; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; CHECK-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP0]], [[TMP1]] ; CHECK-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP0]], [[TMP1]]
; CHECK-NEXT: br i1 [[TMP3]], label [[COND_IF:%.*]], label [[COND_ELSEIF:%.*]] ; CHECK-NEXT: br i1 [[TMP3]], label [[COND_IF:%.*]], label [[COND_ELSEIF:%.*]]
; CHECK: cond.if: ; CHECK: cond.if:
; CHECK-NEXT: [[TMP4:%.*]] = tail call i32 @bar() ; CHECK-NEXT: [[TMP4:%.*]] = tail call i32 @bar()
; CHECK-NEXT: br label [[COND_END:%.*]] ; CHECK-NEXT: br label [[COND_END:%.*]]
; CHECK: cond.elseif: ; CHECK: cond.elseif:
Show All 20 Linescond.else: ; preds = %cond.elseif
br label %cond.end br label %cond.end
cond.end: ; preds = %cond.if, %cond.else, %cond.elseif cond.end: ; preds = %cond.if, %cond.else, %cond.elseif
%7 = phi i32 [ %1, %cond.elseif ], [ 0, %cond.else ], [ 0, %cond.if ] %7 = phi i32 [ %1, %cond.elseif ], [ 0, %cond.else ], [ 0, %cond.if ]
ret i32 %7 ret i32 %7
} }
define void @rec() #0 { define void @rec() #0 {
; CHECK-LABEL: define {{[^@]+}}@rec() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: entry: ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@rec()
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-NEXT: entry:
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@rec()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
call void @rec() call void @rec()
ret void ret void
} }
; TEST 8: Recursion ; TEST 8: Recursion
; FIXME: everything after first block should be marked dead ; FIXME: everything after first block should be marked dead
; and unreachable should be put after call to @rec(). ; and unreachable should be put after call to @rec().
define i32 @test6(i32, i32) #0 { define i32 @test6(i32, i32) #0 {
; CHECK-LABEL: define {{[^@]+}}@test6 ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test6
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; CHECK: cond.if: ; NOT_CGSCC_NPM-NEXT: unreachable
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM: cond.if:
; CHECK: cond.elseif: ; NOT_CGSCC_NPM-NEXT: unreachable
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM: cond.elseif:
; CHECK: cond.else: ; NOT_CGSCC_NPM-NEXT: unreachable
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM: cond.else:
; CHECK: cond.end: ; NOT_CGSCC_NPM-NEXT: unreachable
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM: cond.end:
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test6
; IS__CGSCC____-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]])
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: cond.if:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: cond.elseif:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: cond.else:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: cond.end:
; IS__CGSCC____-NEXT: unreachable
; ;
call void @rec() call void @rec()
%3 = icmp sgt i32 %0, %1 %3 = icmp sgt i32 %0, %1
br i1 %3, label %cond.if, label %cond.elseif br i1 %3, label %cond.if, label %cond.elseif
cond.if: ; preds = %2 cond.if: ; preds = %2
%4 = tail call i32 @bar() %4 = tail call i32 @bar()
br label %cond.end br label %cond.end
▲ Show 20 Lines • Show All 150 Lines • ▼ Show 20 Lines
; <label>:5: ; preds = %1, %3 ; <label>:5: ; preds = %1, %3
%6 = phi i8* [ %4, %3 ], [ @a1, %1 ] %6 = phi i8* [ %4, %3 ], [ @a1, %1 ]
ret i8* %6 ret i8* %6
} }
declare void @sink() nofree nosync nounwind willreturn declare void @sink() nofree nosync nounwind willreturn
define void @test_unreachable() { define void @test_unreachable() {
; CHECK: Function Attrs: nofree noreturn nosync nounwind
; CHECK-LABEL: define {{[^@]+}}@test_unreachable() ; CHECK-LABEL: define {{[^@]+}}@test_unreachable()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: call void @test_unreachable() ; CHECK-NEXT: call void @test_unreachable()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; ;
call void @sink() call void @sink()
call void @test_unreachable() call void @test_unreachable()
unreachable unreachable
▲ Show 20 Lines • Show All 175 Lines • ▼ Show 20 Lines;
call void @non_dead_d14() call void @non_dead_d14()
call void @non_dead_d15() call void @non_dead_d15()
%nr = call i32 @foo_noreturn() %nr = call i32 @foo_noreturn()
call void @dead_e1() call void @dead_e1()
ret void ret void
} }
define internal void @non_dead_a0() { define internal void @non_dead_a0() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a0() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a0()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a1() { define internal void @non_dead_a1() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a1() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a1()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a2() { define internal void @non_dead_a2() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a2() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a2()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a3() { define internal void @non_dead_a3() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a3() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a3()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a4() { define internal void @non_dead_a4() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a4() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a4()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a5() { define internal void @non_dead_a5() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a5() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a5()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a6() { define internal void @non_dead_a6() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a6() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a6()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a7() { define internal void @non_dead_a7() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a7() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a7()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a8() { define internal void @non_dead_a8() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a8() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a8()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a9() { define internal void @non_dead_a9() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a9() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a9()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a10() { define internal void @non_dead_a10() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a10() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a10()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a11() { define internal void @non_dead_a11() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a11() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a11()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a12() { define internal void @non_dead_a12() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a12() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a12()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a13() { define internal void @non_dead_a13() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a13() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a13()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a14() { define internal void @non_dead_a14() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a14() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a14()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_a15() { define internal void @non_dead_a15() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_a15() ; CHECK-LABEL: define {{[^@]+}}@non_dead_a15()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b0() { define internal void @non_dead_b0() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b0() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b0()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b1() { define internal void @non_dead_b1() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b1() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b1()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b2() { define internal void @non_dead_b2() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b2() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b2()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b3() { define internal void @non_dead_b3() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b3() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b3()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b4() { define internal void @non_dead_b4() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b4() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b4()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b5() { define internal void @non_dead_b5() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b5() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b5()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b6() { define internal void @non_dead_b6() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b6() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b6()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b7() { define internal void @non_dead_b7() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b7() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b7()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b8() { define internal void @non_dead_b8() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b8() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b8()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b9() { define internal void @non_dead_b9() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b9() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b9()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b10() { define internal void @non_dead_b10() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b10() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b10()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b11() { define internal void @non_dead_b11() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b11() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b11()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b12() { define internal void @non_dead_b12() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b12() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b12()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b13() { define internal void @non_dead_b13() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b13() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b13()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b14() { define internal void @non_dead_b14() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b14() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b14()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_b15() { define internal void @non_dead_b15() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_b15() ; CHECK-LABEL: define {{[^@]+}}@non_dead_b15()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c0() { define internal void @non_dead_c0() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c0() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c0()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c1() { define internal void @non_dead_c1() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c1() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c1()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c2() { define internal void @non_dead_c2() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c2() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c2()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c3() { define internal void @non_dead_c3() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c3() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c3()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c4() { define internal void @non_dead_c4() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c4() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c4()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c5() { define internal void @non_dead_c5() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c5() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c5()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c6() { define internal void @non_dead_c6() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c6() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c6()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c7() { define internal void @non_dead_c7() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c7() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c7()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c8() { define internal void @non_dead_c8() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c8() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c8()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c9() { define internal void @non_dead_c9() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c9() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c9()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c10() { define internal void @non_dead_c10() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c10() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c10()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c11() { define internal void @non_dead_c11() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c11() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c11()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c12() { define internal void @non_dead_c12() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c12() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c12()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c13() { define internal void @non_dead_c13() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c13() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c13()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c14() { define internal void @non_dead_c14() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c14() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c14()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_c15() { define internal void @non_dead_c15() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_c15() ; CHECK-LABEL: define {{[^@]+}}@non_dead_c15()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d0() { define internal void @non_dead_d0() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d0() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d0()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d1() { define internal void @non_dead_d1() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d1() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d1()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d2() { define internal void @non_dead_d2() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d2() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d2()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d3() { define internal void @non_dead_d3() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d3() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d3()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d4() { define internal void @non_dead_d4() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d4() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d4()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d5() { define internal void @non_dead_d5() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d5() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d5()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d6() { define internal void @non_dead_d6() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d6() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d6()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d7() { define internal void @non_dead_d7() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d7() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d7()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d8() { define internal void @non_dead_d8() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d8() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d8()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d9() { define internal void @non_dead_d9() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d9() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d9()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d10() { define internal void @non_dead_d10() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d10() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d10()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d11() { define internal void @non_dead_d11() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d11() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d11()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d12() { define internal void @non_dead_d12() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d12() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d12()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d13() { define internal void @non_dead_d13() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d13() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d13()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d14() { define internal void @non_dead_d14() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d14() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d14()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @non_dead_d15() { define internal void @non_dead_d15() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@non_dead_d15() ; CHECK-LABEL: define {{[^@]+}}@non_dead_d15()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @dead_e0() { call void @dead_e1() ret void } define internal void @dead_e0() { call void @dead_e1() ret void }
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lpad: lpad:
%0 = landingpad { i8*, i32 } catch i8* null %0 = landingpad { i8*, i32 } catch i8* null
br label %live_with_dead_entry br label %live_with_dead_entry
live_with_dead_entry: live_with_dead_entry:
ret void ret void
} }
define void @live_with_dead_entry_lp() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { define void @live_with_dead_entry_lp() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@live_with_dead_entry_lp() #2 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) ; CHECK-LABEL: define {{[^@]+}}@live_with_dead_entry_lp() #2 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: invoke void @blowup() ; CHECK-NEXT: invoke void @blowup()
; CHECK-NEXT: to label [[LIVE_WITH_DEAD_ENTRY_DEAD:%.*]] unwind label [[LP1:%.*]] ; CHECK-NEXT: to label [[LIVE_WITH_DEAD_ENTRY_DEAD:%.*]] unwind label [[LP1:%.*]]
; CHECK: lp1: ; CHECK: lp1:
; CHECK-NEXT: [[LP:%.*]] = landingpad { i8*, i32 } ; CHECK-NEXT: [[LP:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: catch i8* null ; CHECK-NEXT: catch i8* null
; CHECK-NEXT: invoke void @blowup() ; CHECK-NEXT: invoke void @blowup()
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lp2: lp2:
%0 = landingpad { i8*, i32 } catch i8* null %0 = landingpad { i8*, i32 } catch i8* null
br label %live_with_dead_entry br label %live_with_dead_entry
live_with_dead_entry: live_with_dead_entry:
ret void ret void
} }
define internal void @useless_arg_sink(i32* %a) { define internal void @useless_arg_sink(i32* %a) {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@useless_arg_sink() ; CHECK-LABEL: define {{[^@]+}}@useless_arg_sink()
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @sink() call void @sink()
ret void ret void
} }
define internal void @useless_arg_almost_sink(i32* %a) { define internal void @useless_arg_almost_sink(i32* %a) {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@useless_arg_almost_sink() ; CHECK-LABEL: define {{[^@]+}}@useless_arg_almost_sink()
; CHECK-NEXT: call void @useless_arg_sink() ; CHECK-NEXT: call void @useless_arg_sink()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @useless_arg_sink(i32* %a) call void @useless_arg_sink(i32* %a)
ret void ret void
} }
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; ;
call void @useless_arg_ext_int(i32* %a) call void @useless_arg_ext_int(i32* %a)
ret void ret void
} }
; FIXME: We should fold terminators. ; FIXME: We should fold terminators.
define internal i32 @switch_default(i64 %i) nounwind { define internal i32 @switch_default(i64 %i) nounwind {
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind willreturn
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@switch_default() ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@switch_default()
; NOT_CGSCC_NPM-NEXT: entry: ; NOT_CGSCC_NPM-NEXT: entry:
; NOT_CGSCC_NPM-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [ ; NOT_CGSCC_NPM-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [
; NOT_CGSCC_NPM-NEXT: i64 3, label [[RETURN:%.*]] ; NOT_CGSCC_NPM-NEXT: i64 3, label [[RETURN:%.*]]
; NOT_CGSCC_NPM-NEXT: i64 10, label [[RETURN]] ; NOT_CGSCC_NPM-NEXT: i64 10, label [[RETURN]]
; NOT_CGSCC_NPM-NEXT: ] ; NOT_CGSCC_NPM-NEXT: ]
; NOT_CGSCC_NPM: sw.default: ; NOT_CGSCC_NPM: sw.default:
; NOT_CGSCC_NPM-NEXT: call void @sink() ; NOT_CGSCC_NPM-NEXT: call void @sink()
; NOT_CGSCC_NPM-NEXT: ret i32 undef ; NOT_CGSCC_NPM-NEXT: ret i32 undef
; NOT_CGSCC_NPM: return: ; NOT_CGSCC_NPM: return:
; NOT_CGSCC_NPM-NEXT: unreachable ; NOT_CGSCC_NPM-NEXT: unreachable
; ;
; IS__CGSCC____: Function Attrs: nofree nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@switch_default() ; IS__CGSCC____-LABEL: define {{[^@]+}}@switch_default()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [ ; IS__CGSCC____-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [
; IS__CGSCC____-NEXT: i64 3, label [[RETURN:%.*]] ; IS__CGSCC____-NEXT: i64 3, label [[RETURN:%.*]]
; IS__CGSCC____-NEXT: i64 10, label [[RETURN]] ; IS__CGSCC____-NEXT: i64 10, label [[RETURN]]
; IS__CGSCC____-NEXT: ] ; IS__CGSCC____-NEXT: ]
; IS__CGSCC____: sw.default: ; IS__CGSCC____: sw.default:
; IS__CGSCC____-NEXT: call void @sink() ; IS__CGSCC____-NEXT: call void @sink()
Show All 11 Linessw.default:
call void @sink() call void @sink()
ret i32 123 ret i32 123
return: return:
ret i32 0 ret i32 0
} }
define i32 @switch_default_caller() { define i32 @switch_default_caller() {
; CHECK: Function Attrs: nofree nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@switch_default_caller() ; CHECK-LABEL: define {{[^@]+}}@switch_default_caller()
; CHECK-NEXT: [[CALL2:%.*]] = tail call i32 @switch_default() ; CHECK-NEXT: [[CALL2:%.*]] = tail call i32 @switch_default()
; CHECK-NEXT: ret i32 123 ; CHECK-NEXT: ret i32 123
; ;
%call2 = tail call i32 @switch_default(i64 0) %call2 = tail call i32 @switch_default(i64 0)
ret i32 %call2 ret i32 %call2
} }
define internal i32 @switch_default_dead(i64 %i) nounwind { define internal i32 @switch_default_dead(i64 %i) nounwind {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@switch_default_dead() ; IS__CGSCC____-LABEL: define {{[^@]+}}@switch_default_dead()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [ ; IS__CGSCC____-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [
; IS__CGSCC____-NEXT: i64 3, label [[RETURN:%.*]] ; IS__CGSCC____-NEXT: i64 3, label [[RETURN:%.*]]
; IS__CGSCC____-NEXT: i64 10, label [[RETURN]] ; IS__CGSCC____-NEXT: i64 10, label [[RETURN]]
; IS__CGSCC____-NEXT: ] ; IS__CGSCC____-NEXT: ]
; IS__CGSCC____: sw.default: ; IS__CGSCC____: sw.default:
; IS__CGSCC____-NEXT: ret i32 123 ; IS__CGSCC____-NEXT: ret i32 123
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sw.default: sw.default:
ret i32 123 ret i32 123
return: return:
ret i32 0 ret i32 0
} }
define i32 @switch_default_dead_caller() { define i32 @switch_default_dead_caller() {
; CHECK-LABEL: define {{[^@]+}}@switch_default_dead_caller() ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 123 ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@switch_default_dead_caller()
; NOT_CGSCC_NPM-NEXT: ret i32 123
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@switch_default_dead_caller()
; IS__CGSCC____-NEXT: ret i32 123
; ;
%call2 = tail call i32 @switch_default_dead(i64 0) %call2 = tail call i32 @switch_default_dead(i64 0)
ret i32 %call2 ret i32 %call2
} }
define void @call_via_pointer_with_dead_args(i32* %a, i32* %b, void (i32*, i32*, i32*, i64, i32**)* %fp) { define void @call_via_pointer_with_dead_args(i32* %a, i32* %b, void (i32*, i32*, i32*, i64, i32**)* %fp) {
; CHECK-LABEL: define {{[^@]+}}@call_via_pointer_with_dead_args ; CHECK-LABEL: define {{[^@]+}}@call_via_pointer_with_dead_args
; CHECK-SAME: (i32* [[A:%.*]], i32* [[B:%.*]], void (i32*, i32*, i32*, i64, i32**)* nocapture nofree nonnull [[FP:%.*]]) ; CHECK-SAME: (i32* [[A:%.*]], i32* [[B:%.*]], void (i32*, i32*, i32*, i64, i32**)* nocapture nofree nonnull [[FP:%.*]])
▲ Show 20 Lines • Show All 204 Lines • ▼ Show 20 Lines
for.end.1: for.end.1:
ret i32 0 ret i32 0
} }
declare noalias i8* @malloc(i64) declare noalias i8* @malloc(i64)
define i32 @h(i32 %i) { define i32 @h(i32 %i) {
; CHECK-LABEL: define {{[^@]+}}@h ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[I:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@h
; CHECK-NEXT: ret i32 0 ; NOT_CGSCC_NPM-SAME: (i32 [[I:%.*]])
; NOT_CGSCC_NPM-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@h
; IS__CGSCC____-SAME: (i32 [[I:%.*]])
; IS__CGSCC____-NEXT: ret i32 0
; ;
ret i32 0 ret i32 0
} }
; Verify we do not choke on the GEP in the unreachable block. ; Verify we do not choke on the GEP in the unreachable block.
@p = global i8 0 @p = global i8 0
define void @bad_gep() { define void @bad_gep() {
; CHECK: Function Attrs: nounwind readnone willreturn
; CHECK-LABEL: define {{[^@]+}}@bad_gep() ; CHECK-LABEL: define {{[^@]+}}@bad_gep()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[N:%.*]] = alloca i8, align 1 ; CHECK-NEXT: [[N:%.*]] = alloca i8, align 1
; CHECK-NEXT: [[M:%.*]] = alloca i8, align 1 ; CHECK-NEXT: [[M:%.*]] = alloca i8, align 1
; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 1, i8* noalias nocapture nonnull dereferenceable(1) [[N]]) ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 1, i8* noalias nocapture nonnull dereferenceable(1) [[N]])
; CHECK-NEXT: br label [[EXIT:%.*]] ; CHECK-NEXT: br label [[EXIT:%.*]]
; CHECK: while.body: ; CHECK: while.body:
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
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llvm/test/Transforms/Attributor/liveness_chains.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; Make sure we need a single iteration to determine the chains are dead/alive. ; Make sure we need a single iteration to determine the chains are dead/alive.
declare i32 @source() nounwind readonly declare i32 @source() nounwind readonly
define i32 @chain_dead(i32 %arg) { define i32 @chain_dead(i32 %arg) {
; CHECK-LABEL: define {{[^@]+}}@chain_dead ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@chain_dead
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-SAME: (i32 [[ARG:%.*]])
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@chain_dead
; IS__CGSCC____-SAME: (i32 [[ARG:%.*]])
; IS__CGSCC____-NEXT: ret i32 0
; ;
%init = call i32 @source() %init = call i32 @source()
%v0 = add i32 %arg, %init %v0 = add i32 %arg, %init
%v1 = add i32 %init, %v0 %v1 = add i32 %init, %v0
%v2 = add i32 %v0, %v1 %v2 = add i32 %v0, %v1
%v3 = add i32 %v1, %v2 %v3 = add i32 %v1, %v2
%v4 = add i32 %v2, %v3 %v4 = add i32 %v2, %v3
%v5 = add i32 %v3, %v4 %v5 = add i32 %v3, %v4
%v6 = add i32 %v4, %v5 %v6 = add i32 %v4, %v5
%v7 = add i32 %v5, %v6 %v7 = add i32 %v5, %v6
%v8 = add i32 %v6, %v7 %v8 = add i32 %v6, %v7
%v9 = add i32 %v7, %v8 %v9 = add i32 %v7, %v8
ret i32 0 ret i32 0
} }
define i32 @chain_alive(i32 %arg) { define i32 @chain_alive(i32 %arg) {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@chain_alive ; CHECK-LABEL: define {{[^@]+}}@chain_alive
; CHECK-SAME: (i32 [[ARG:%.*]]) ; CHECK-SAME: (i32 [[ARG:%.*]])
; CHECK-NEXT: [[INIT:%.*]] = call i32 @source() ; CHECK-NEXT: [[INIT:%.*]] = call i32 @source()
; CHECK-NEXT: [[V0:%.*]] = add i32 [[ARG]], [[INIT]] ; CHECK-NEXT: [[V0:%.*]] = add i32 [[ARG]], [[INIT]]
; CHECK-NEXT: [[V1:%.*]] = add i32 [[INIT]], [[V0]] ; CHECK-NEXT: [[V1:%.*]] = add i32 [[INIT]], [[V0]]
; CHECK-NEXT: [[V2:%.*]] = add i32 [[V0]], [[V1]] ; CHECK-NEXT: [[V2:%.*]] = add i32 [[V0]], [[V1]]
; CHECK-NEXT: [[V3:%.*]] = add i32 [[V1]], [[V2]] ; CHECK-NEXT: [[V3:%.*]] = add i32 [[V1]], [[V2]]
; CHECK-NEXT: [[V4:%.*]] = add i32 [[V2]], [[V3]] ; CHECK-NEXT: [[V4:%.*]] = add i32 [[V2]], [[V3]]
Show All 20 Lines

llvm/test/Transforms/Attributor/lvi-after-jumpthreading.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
define i8 @test1(i32 %a, i32 %length) { define i8 @test1(i32 %a, i32 %length) {
; IS________OPM-LABEL: define {{[^@]+}}@test1 ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone
; IS________OPM-SAME: (i32 [[A:%.*]], i32 [[LENGTH:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test1
; IS________OPM-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32 [[A:%.*]], i32 [[LENGTH:%.*]])
; IS________OPM-NEXT: br label [[LOOP:%.*]] ; IS__TUNIT_OPM-NEXT: entry:
; IS________OPM: loop: ; IS__TUNIT_OPM-NEXT: br label [[LOOP:%.*]]
; IS________OPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ] ; IS__TUNIT_OPM: loop:
; IS________OPM-NEXT: [[CND:%.*]] = icmp sge i32 [[IV]], 0 ; IS__TUNIT_OPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; IS________OPM-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]] ; IS__TUNIT_OPM-NEXT: [[CND:%.*]] = icmp sge i32 [[IV]], 0
; IS________OPM: backedge: ; IS__TUNIT_OPM-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]]
; IS________OPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1 ; IS__TUNIT_OPM: backedge:
; IS________OPM-NEXT: [[CONT:%.*]] = icmp slt i32 [[IV_NEXT]], 400 ; IS__TUNIT_OPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; IS________OPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]] ; IS__TUNIT_OPM-NEXT: [[CONT:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; IS________OPM: exit: ; IS__TUNIT_OPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]]
; IS________OPM-NEXT: ret i8 0 ; IS__TUNIT_OPM: exit:
; IS__TUNIT_OPM-NEXT: ret i8 0
; ;
; IS________NPM-LABEL: define {{[^@]+}}@test1 ; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________NPM-SAME: (i32 [[A:%.*]], i32 [[LENGTH:%.*]]) ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test1
; IS________NPM-NEXT: entry: ; IS__TUNIT_NPM-SAME: (i32 [[A:%.*]], i32 [[LENGTH:%.*]])
; IS________NPM-NEXT: br label [[LOOP:%.*]] ; IS__TUNIT_NPM-NEXT: entry:
; IS________NPM: loop: ; IS__TUNIT_NPM-NEXT: br label [[LOOP:%.*]]
; IS________NPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ] ; IS__TUNIT_NPM: loop:
; IS________NPM-NEXT: br label [[BACKEDGE]] ; IS__TUNIT_NPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; IS________NPM: backedge: ; IS__TUNIT_NPM-NEXT: br label [[BACKEDGE]]
; IS________NPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1 ; IS__TUNIT_NPM: backedge:
; IS________NPM-NEXT: [[CONT:%.*]] = icmp slt i32 [[IV_NEXT]], 400 ; IS__TUNIT_NPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; IS________NPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT:%.*]] ; IS__TUNIT_NPM-NEXT: [[CONT:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; IS________NPM: exit: ; IS__TUNIT_NPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT:%.*]]
; IS________NPM-NEXT: ret i8 0 ; IS__TUNIT_NPM: exit:
; IS__TUNIT_NPM-NEXT: ret i8 0
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test1
; IS__CGSCC_OPM-SAME: (i32 [[A:%.*]], i32 [[LENGTH:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: br label [[LOOP:%.*]]
; IS__CGSCC_OPM: loop:
; IS__CGSCC_OPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; IS__CGSCC_OPM-NEXT: [[CND:%.*]] = icmp sge i32 [[IV]], 0
; IS__CGSCC_OPM-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]]
; IS__CGSCC_OPM: backedge:
; IS__CGSCC_OPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; IS__CGSCC_OPM-NEXT: [[CONT:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; IS__CGSCC_OPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]]
; IS__CGSCC_OPM: exit:
; IS__CGSCC_OPM-NEXT: ret i8 0
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test1
; IS__CGSCC_NPM-SAME: (i32 [[A:%.*]], i32 [[LENGTH:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: br label [[LOOP:%.*]]
; IS__CGSCC_NPM: loop:
; IS__CGSCC_NPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; IS__CGSCC_NPM-NEXT: br label [[BACKEDGE]]
; IS__CGSCC_NPM: backedge:
; IS__CGSCC_NPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; IS__CGSCC_NPM-NEXT: [[CONT:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; IS__CGSCC_NPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT:%.*]]
; IS__CGSCC_NPM: exit:
; IS__CGSCC_NPM-NEXT: ret i8 0
; ;
entry: entry:
br label %loop br label %loop
loop: loop:
%iv = phi i32 [0, %entry], [%iv.next, %backedge] %iv = phi i32 [0, %entry], [%iv.next, %backedge]
%cnd = icmp sge i32 %iv, 0 %cnd = icmp sge i32 %iv, 0
br i1 %cnd, label %backedge, label %exit br i1 %cnd, label %backedge, label %exit
backedge: backedge:
%iv.next = add nsw i32 %iv, 1 %iv.next = add nsw i32 %iv, 1
%cont = icmp slt i32 %iv.next, 400 %cont = icmp slt i32 %iv.next, 400
br i1 %cont, label %loop, label %exit br i1 %cont, label %loop, label %exit
exit: exit:
ret i8 0 ret i8 0
} }
define i8 @test2(i32 %n) { define i8 @test2(i32 %n) {
; CHECK-LABEL: define {{[^@]+}}@test2 ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone
; CHECK-SAME: (i32 [[N:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test2
; CHECK-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32 [[N:%.*]])
; CHECK-NEXT: br label [[LOOP:%.*]] ; IS__TUNIT_OPM-NEXT: entry:
; CHECK: loop: ; IS__TUNIT_OPM-NEXT: br label [[LOOP:%.*]]
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ] ; IS__TUNIT_OPM: loop:
; CHECK-NEXT: [[IV2:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[IV2_NEXT:%.*]], [[BACKEDGE]] ] ; IS__TUNIT_OPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; CHECK-NEXT: [[CND1:%.*]] = icmp sge i32 [[IV]], 0 ; IS__TUNIT_OPM-NEXT: [[IV2:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[IV2_NEXT:%.*]], [[BACKEDGE]] ]
; CHECK-NEXT: [[CND2:%.*]] = icmp sgt i32 [[IV2]], 0 ; IS__TUNIT_OPM-NEXT: [[CND1:%.*]] = icmp sge i32 [[IV]], 0
; CHECK-NEXT: [[CND:%.*]] = and i1 [[CND1]], [[CND2]] ; IS__TUNIT_OPM-NEXT: [[CND2:%.*]] = icmp sgt i32 [[IV2]], 0
; CHECK-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]] ; IS__TUNIT_OPM-NEXT: [[CND:%.*]] = and i1 [[CND1]], [[CND2]]
; CHECK: backedge: ; IS__TUNIT_OPM-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]]
; CHECK-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1 ; IS__TUNIT_OPM: backedge:
; CHECK-NEXT: [[IV2_NEXT]] = sub nsw i32 [[IV2]], 1 ; IS__TUNIT_OPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; CHECK-NEXT: [[CONT1:%.*]] = icmp slt i32 [[IV_NEXT]], 400 ; IS__TUNIT_OPM-NEXT: [[IV2_NEXT]] = sub nsw i32 [[IV2]], 1
; CHECK-NEXT: [[CONT2:%.*]] = icmp sgt i32 [[IV2_NEXT]], 0 ; IS__TUNIT_OPM-NEXT: [[CONT1:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; CHECK-NEXT: [[CONT:%.*]] = and i1 [[CONT1]], [[CONT2]] ; IS__TUNIT_OPM-NEXT: [[CONT2:%.*]] = icmp sgt i32 [[IV2_NEXT]], 0
; CHECK-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]] ; IS__TUNIT_OPM-NEXT: [[CONT:%.*]] = and i1 [[CONT1]], [[CONT2]]
; CHECK: exit: ; IS__TUNIT_OPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]]
; CHECK-NEXT: ret i8 0 ; IS__TUNIT_OPM: exit:
; IS__TUNIT_OPM-NEXT: ret i8 0
;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test2
; IS__TUNIT_NPM-SAME: (i32 [[N:%.*]])
; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: br label [[LOOP:%.*]]
; IS__TUNIT_NPM: loop:
; IS__TUNIT_NPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; IS__TUNIT_NPM-NEXT: [[IV2:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[IV2_NEXT:%.*]], [[BACKEDGE]] ]
; IS__TUNIT_NPM-NEXT: [[CND1:%.*]] = icmp sge i32 [[IV]], 0
; IS__TUNIT_NPM-NEXT: [[CND2:%.*]] = icmp sgt i32 [[IV2]], 0
; IS__TUNIT_NPM-NEXT: [[CND:%.*]] = and i1 [[CND1]], [[CND2]]
; IS__TUNIT_NPM-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]]
; IS__TUNIT_NPM: backedge:
; IS__TUNIT_NPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; IS__TUNIT_NPM-NEXT: [[IV2_NEXT]] = sub nsw i32 [[IV2]], 1
; IS__TUNIT_NPM-NEXT: [[CONT1:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; IS__TUNIT_NPM-NEXT: [[CONT2:%.*]] = icmp sgt i32 [[IV2_NEXT]], 0
; IS__TUNIT_NPM-NEXT: [[CONT:%.*]] = and i1 [[CONT1]], [[CONT2]]
; IS__TUNIT_NPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]]
; IS__TUNIT_NPM: exit:
; IS__TUNIT_NPM-NEXT: ret i8 0
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test2
; IS__CGSCC_OPM-SAME: (i32 [[N:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: br label [[LOOP:%.*]]
; IS__CGSCC_OPM: loop:
; IS__CGSCC_OPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; IS__CGSCC_OPM-NEXT: [[IV2:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[IV2_NEXT:%.*]], [[BACKEDGE]] ]
; IS__CGSCC_OPM-NEXT: [[CND1:%.*]] = icmp sge i32 [[IV]], 0
; IS__CGSCC_OPM-NEXT: [[CND2:%.*]] = icmp sgt i32 [[IV2]], 0
; IS__CGSCC_OPM-NEXT: [[CND:%.*]] = and i1 [[CND1]], [[CND2]]
; IS__CGSCC_OPM-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]]
; IS__CGSCC_OPM: backedge:
; IS__CGSCC_OPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; IS__CGSCC_OPM-NEXT: [[IV2_NEXT]] = sub nsw i32 [[IV2]], 1
; IS__CGSCC_OPM-NEXT: [[CONT1:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; IS__CGSCC_OPM-NEXT: [[CONT2:%.*]] = icmp sgt i32 [[IV2_NEXT]], 0
; IS__CGSCC_OPM-NEXT: [[CONT:%.*]] = and i1 [[CONT1]], [[CONT2]]
; IS__CGSCC_OPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]]
; IS__CGSCC_OPM: exit:
; IS__CGSCC_OPM-NEXT: ret i8 0
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test2
; IS__CGSCC_NPM-SAME: (i32 [[N:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: br label [[LOOP:%.*]]
; IS__CGSCC_NPM: loop:
; IS__CGSCC_NPM-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[BACKEDGE:%.*]] ]
; IS__CGSCC_NPM-NEXT: [[IV2:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[IV2_NEXT:%.*]], [[BACKEDGE]] ]
; IS__CGSCC_NPM-NEXT: [[CND1:%.*]] = icmp sge i32 [[IV]], 0
; IS__CGSCC_NPM-NEXT: [[CND2:%.*]] = icmp sgt i32 [[IV2]], 0
; IS__CGSCC_NPM-NEXT: [[CND:%.*]] = and i1 [[CND1]], [[CND2]]
; IS__CGSCC_NPM-NEXT: br i1 [[CND]], label [[BACKEDGE]], label [[EXIT:%.*]]
; IS__CGSCC_NPM: backedge:
; IS__CGSCC_NPM-NEXT: [[IV_NEXT]] = add nsw i32 [[IV]], 1
; IS__CGSCC_NPM-NEXT: [[IV2_NEXT]] = sub nsw i32 [[IV2]], 1
; IS__CGSCC_NPM-NEXT: [[CONT1:%.*]] = icmp slt i32 [[IV_NEXT]], 400
; IS__CGSCC_NPM-NEXT: [[CONT2:%.*]] = icmp sgt i32 [[IV2_NEXT]], 0
; IS__CGSCC_NPM-NEXT: [[CONT:%.*]] = and i1 [[CONT1]], [[CONT2]]
; IS__CGSCC_NPM-NEXT: br i1 [[CONT]], label [[LOOP]], label [[EXIT]]
; IS__CGSCC_NPM: exit:
; IS__CGSCC_NPM-NEXT: ret i8 0
; ;
entry: entry:
br label %loop br label %loop
loop: loop:
%iv = phi i32 [0, %entry], [%iv.next, %backedge] %iv = phi i32 [0, %entry], [%iv.next, %backedge]
%iv2 = phi i32 [%n, %entry], [%iv2.next, %backedge] %iv2 = phi i32 [%n, %entry], [%iv2.next, %backedge]
▲ Show 20 Lines • Show All 138 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/lvi-for-ashr.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; FIXME: DOT should be replaced with 3 ; FIXME: DOT should be replaced with 3
define i32 @test-ashr(i32 %c) { define i32 @test-ashr(i32 %c) {
; CHECK-LABEL: define {{[^@]+}}@test-ashr ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[C:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test-ashr
; CHECK-NEXT: chk65: ; IS__TUNIT____-SAME: (i32 [[C:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[C]], 65 ; IS__TUNIT____-NEXT: chk65:
; CHECK-NEXT: br i1 [[CMP]], label [[RETURN:%.*]], label [[CHK0:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[C]], 65
; CHECK: chk0: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RETURN:%.*]], label [[CHK0:%.*]]
; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i32 [[C]], 0 ; IS__TUNIT____: chk0:
; CHECK-NEXT: br i1 [[CMP]], label [[RETURN]], label [[BB_IF:%.*]] ; IS__TUNIT____-NEXT: [[CMP1:%.*]] = icmp slt i32 [[C]], 0
; CHECK: bb_if: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RETURN]], label [[BB_IF:%.*]]
; CHECK-NEXT: [[ASHR_VAL:%.*]] = ashr exact i32 [[C]], 2 ; IS__TUNIT____: bb_if:
; CHECK-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[ASHR_VAL]], 15 ; IS__TUNIT____-NEXT: [[ASHR_VAL:%.*]] = ashr exact i32 [[C]], 2
; CHECK-NEXT: br i1 [[CMP2]], label [[BB_THEN:%.*]], label [[RETURN]] ; IS__TUNIT____-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[ASHR_VAL]], 15
; CHECK: bb_then: ; IS__TUNIT____-NEXT: br i1 [[CMP2]], label [[BB_THEN:%.*]], label [[RETURN]]
; CHECK-NEXT: [[CMP3:%.*]] = icmp eq i32 [[ASHR_VAL]], 16 ; IS__TUNIT____: bb_then:
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[CMP3]], i32 3, i32 2 ; IS__TUNIT____-NEXT: [[CMP3:%.*]] = icmp eq i32 [[ASHR_VAL]], 16
; CHECK-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: [[DOT:%.*]] = select i1 [[CMP3]], i32 3, i32 2
; CHECK: return: ; IS__TUNIT____-NEXT: br label [[RETURN]]
; CHECK-NEXT: [[RETVAL:%.*]] = phi i32 [ 0, [[CHK65:%.*]] ], [ 1, [[CHK0]] ], [ [[DOT]], [[BB_THEN]] ], [ 4, [[BB_IF]] ] ; IS__TUNIT____: return:
; CHECK-NEXT: ret i32 [[RETVAL]] ; IS__TUNIT____-NEXT: [[RETVAL:%.*]] = phi i32 [ 0, [[CHK65:%.*]] ], [ 1, [[CHK0]] ], [ [[DOT]], [[BB_THEN]] ], [ 4, [[BB_IF]] ]
; IS__TUNIT____-NEXT: ret i32 [[RETVAL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test-ashr
; IS__CGSCC____-SAME: (i32 [[C:%.*]])
; IS__CGSCC____-NEXT: chk65:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[C]], 65
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RETURN:%.*]], label [[CHK0:%.*]]
; IS__CGSCC____: chk0:
; IS__CGSCC____-NEXT: [[CMP1:%.*]] = icmp slt i32 [[C]], 0
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RETURN]], label [[BB_IF:%.*]]
; IS__CGSCC____: bb_if:
; IS__CGSCC____-NEXT: [[ASHR_VAL:%.*]] = ashr exact i32 [[C]], 2
; IS__CGSCC____-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[ASHR_VAL]], 15
; IS__CGSCC____-NEXT: br i1 [[CMP2]], label [[BB_THEN:%.*]], label [[RETURN]]
; IS__CGSCC____: bb_then:
; IS__CGSCC____-NEXT: [[CMP3:%.*]] = icmp eq i32 [[ASHR_VAL]], 16
; IS__CGSCC____-NEXT: [[DOT:%.*]] = select i1 [[CMP3]], i32 3, i32 2
; IS__CGSCC____-NEXT: br label [[RETURN]]
; IS__CGSCC____: return:
; IS__CGSCC____-NEXT: [[RETVAL:%.*]] = phi i32 [ 0, [[CHK65:%.*]] ], [ 1, [[CHK0]] ], [ [[DOT]], [[BB_THEN]] ], [ 4, [[BB_IF]] ]
; IS__CGSCC____-NEXT: ret i32 [[RETVAL]]
; ;
chk65: chk65:
%cmp = icmp sgt i32 %c, 65 %cmp = icmp sgt i32 %c, 65
br i1 %cmp, label %return, label %chk0 br i1 %cmp, label %return, label %chk0
chk0: chk0:
%cmp1 = icmp slt i32 %c, 0 %cmp1 = icmp slt i32 %c, 0
br i1 %cmp, label %return, label %bb_if br i1 %cmp, label %return, label %bb_if
Show All 15 Lines

llvm/test/Transforms/Attributor/memory_locations.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
@G = external dso_local global i32, align 4 @G = external dso_local global i32, align 4
; CHECK: Function Attrs: inaccessiblememonly ; CHECK: Function Attrs: inaccessiblememonly
declare noalias i8* @malloc(i64) inaccessiblememonly declare noalias i8* @malloc(i64) inaccessiblememonly
; CHECK: Function Attrs: inaccessiblememonly
define dso_local i8* @internal_only(i32 %arg) { define dso_local i8* @internal_only(i32 %arg) {
; CHECK: Function Attrs: inaccessiblememonly
; CHECK-LABEL: define {{[^@]+}}@internal_only ; CHECK-LABEL: define {{[^@]+}}@internal_only
; CHECK-SAME: (i32 [[ARG:%.*]]) ; CHECK-SAME: (i32 [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64 ; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64
; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @malloc(i64 [[CONV]]) ; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
; CHECK-NEXT: ret i8* [[CALL]] ; CHECK-NEXT: ret i8* [[CALL]]
; ;
entry: entry:
%conv = sext i32 %arg to i64 %conv = sext i32 %arg to i64
%call = call i8* @malloc(i64 %conv) %call = call i8* @malloc(i64 %conv)
ret i8* %call ret i8* %call
} }
; CHECK: Function Attrs: inaccessiblememonly
define dso_local i8* @internal_only_rec(i32 %arg) { define dso_local i8* @internal_only_rec(i32 %arg) {
; CHECK: Function Attrs: inaccessiblememonly
; CHECK-LABEL: define {{[^@]+}}@internal_only_rec ; CHECK-LABEL: define {{[^@]+}}@internal_only_rec
; CHECK-SAME: (i32 [[ARG:%.*]]) ; CHECK-SAME: (i32 [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[REM:%.*]] = srem i32 [[ARG]], 2 ; CHECK-NEXT: [[REM:%.*]] = srem i32 [[ARG]], 2
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[REM]], 1 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[REM]], 1
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[ARG]], 2 ; CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[ARG]], 2
Show All 22 Linesif.end: ; preds = %entry
%call1 = call i8* @malloc(i64 %conv) %call1 = call i8* @malloc(i64 %conv)
br label %return br label %return
return: ; preds = %if.end, %if.then return: ; preds = %if.end, %if.then
%retval.0 = phi i8* [ %call, %if.then ], [ %call1, %if.end ] %retval.0 = phi i8* [ %call, %if.then ], [ %call1, %if.end ]
ret i8* %retval.0 ret i8* %retval.0
} }
; CHECK: Function Attrs: inaccessiblememonly
define dso_local i8* @internal_only_rec_static_helper(i32 %arg) { define dso_local i8* @internal_only_rec_static_helper(i32 %arg) {
; CHECK: Function Attrs: inaccessiblememonly
; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static_helper ; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static_helper
; CHECK-SAME: (i32 [[ARG:%.*]]) ; CHECK-SAME: (i32 [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_only_rec_static(i32 [[ARG]]) ; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_only_rec_static(i32 [[ARG]])
; CHECK-NEXT: ret i8* [[CALL]] ; CHECK-NEXT: ret i8* [[CALL]]
; ;
entry: entry:
%call = call i8* @internal_only_rec_static(i32 %arg) %call = call i8* @internal_only_rec_static(i32 %arg)
ret i8* %call ret i8* %call
} }
; CHECK: Function Attrs: inaccessiblememonly
define internal i8* @internal_only_rec_static(i32 %arg) { define internal i8* @internal_only_rec_static(i32 %arg) {
; CHECK: Function Attrs: inaccessiblememonly
; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static ; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static
; CHECK-SAME: (i32 [[ARG:%.*]]) ; CHECK-SAME: (i32 [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[REM:%.*]] = srem i32 [[ARG]], 2 ; CHECK-NEXT: [[REM:%.*]] = srem i32 [[ARG]], 2
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[REM]], 1 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[REM]], 1
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[ARG]], 2 ; CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[ARG]], 2
▲ Show 20 Lines • Show All 77 Lines • ▼ Show 20 Linesif.end: ; preds = %entry
store i8 0, i8* %call1 store i8 0, i8* %call1
br label %return br label %return
return: ; preds = %if.end, %if.then return: ; preds = %if.end, %if.then
%retval.0 = phi i8* [ %call, %if.then ], [ null, %if.end ] %retval.0 = phi i8* [ %call, %if.then ], [ null, %if.end ]
ret i8* %retval.0 ret i8* %retval.0
} }
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
define dso_local i8* @internal_argmem_only_read(i32* %arg) { define dso_local i8* @internal_argmem_only_read(i32* %arg) {
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_read ; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_read
; CHECK-SAME: (i32* nocapture nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]]) ; CHECK-SAME: (i32* nocapture nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* [[ARG]], align 4 ; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* [[ARG]], align 4
; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[TMP]] to i64 ; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[TMP]] to i64
; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @malloc(i64 [[CONV]]) ; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
; CHECK-NEXT: ret i8* [[CALL]] ; CHECK-NEXT: ret i8* [[CALL]]
; ;
entry: entry:
%tmp = load i32, i32* %arg, align 4 %tmp = load i32, i32* %arg, align 4
%conv = sext i32 %tmp to i64 %conv = sext i32 %tmp to i64
%call = call i8* @malloc(i64 %conv) %call = call i8* @malloc(i64 %conv)
ret i8* %call ret i8* %call
} }
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
define dso_local i8* @internal_argmem_only_write(i32* %arg) { define dso_local i8* @internal_argmem_only_write(i32* %arg) {
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_write ; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_write
; CHECK-SAME: (i32* nocapture nonnull writeonly align 4 dereferenceable(4) [[ARG:%.*]]) ; CHECK-SAME: (i32* nocapture nonnull writeonly align 4 dereferenceable(4) [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: store i32 10, i32* [[ARG]], align 4 ; CHECK-NEXT: store i32 10, i32* [[ARG]], align 4
; CHECK-NEXT: [[CALL:%.*]] = call noalias dereferenceable_or_null(10) i8* @malloc(i64 10) ; CHECK-NEXT: [[CALL:%.*]] = call noalias dereferenceable_or_null(10) i8* @malloc(i64 10)
; CHECK-NEXT: ret i8* [[CALL]] ; CHECK-NEXT: ret i8* [[CALL]]
; ;
entry: entry:
store i32 10, i32* %arg, align 4 store i32 10, i32* %arg, align 4
%call = call dereferenceable_or_null(10) i8* @malloc(i64 10) %call = call dereferenceable_or_null(10) i8* @malloc(i64 10)
ret i8* %call ret i8* %call
} }
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
define dso_local i8* @internal_argmem_only_rec(i32* %arg) { define dso_local i8* @internal_argmem_only_rec(i32* %arg) {
; IS__TUNIT____: Function Attrs: inaccessiblemem_or_argmemonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_argmem_only_rec ; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_argmem_only_rec
; IS__TUNIT____-SAME: (i32* nocapture [[ARG:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture [[ARG:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture align 4 [[ARG]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture align 4 [[ARG]])
; IS__TUNIT____-NEXT: ret i8* [[CALL]] ; IS__TUNIT____-NEXT: ret i8* [[CALL]]
; ;
; IS__CGSCC____: Function Attrs: inaccessiblemem_or_argmemonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_argmem_only_rec ; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_argmem_only_rec
; IS__CGSCC____-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture nonnull align 4 dereferenceable(4) [[ARG]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture nonnull align 4 dereferenceable(4) [[ARG]])
; IS__CGSCC____-NEXT: ret i8* [[CALL]] ; IS__CGSCC____-NEXT: ret i8* [[CALL]]
; ;
entry: entry:
%call = call i8* @internal_argmem_only_rec_1(i32* %arg) %call = call i8* @internal_argmem_only_rec_1(i32* %arg)
ret i8* %call ret i8* %call
} }
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
define internal i8* @internal_argmem_only_rec_1(i32* %arg) { define internal i8* @internal_argmem_only_rec_1(i32* %arg) {
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_rec_1 ; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_rec_1
; CHECK-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]]) ; CHECK-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* [[ARG]], align 4 ; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* [[ARG]], align 4
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: br label [[RETURN:%.*]] ; CHECK-NEXT: br label [[RETURN:%.*]]
Show All 38 Linesif.end3: ; preds = %if.end
%call4 = call i8* @malloc(i64 %conv) %call4 = call i8* @malloc(i64 %conv)
br label %return br label %return
return: ; preds = %if.end3, %if.then2, %if.then return: ; preds = %if.end3, %if.then2, %if.then
%retval.0 = phi i8* [ null, %if.then ], [ %call, %if.then2 ], [ %call4, %if.end3 ] %retval.0 = phi i8* [ null, %if.then ], [ %call, %if.then2 ], [ %call4, %if.end3 ]
ret i8* %retval.0 ret i8* %retval.0
} }
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
define internal i8* @internal_argmem_only_rec_2(i32* %arg) { define internal i8* @internal_argmem_only_rec_2(i32* %arg) {
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_rec_2 ; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_rec_2
; CHECK-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]]) ; CHECK-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: store i32 0, i32* [[ARG]], align 4 ; CHECK-NEXT: store i32 0, i32* [[ARG]], align 4
; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i32, i32* [[ARG]], i64 -1 ; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i32, i32* [[ARG]], i64 -1
; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture nonnull align 4 dereferenceable(4) [[ADD_PTR]]) ; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture nonnull align 4 dereferenceable(4) [[ADD_PTR]])
; CHECK-NEXT: ret i8* [[CALL]] ; CHECK-NEXT: ret i8* [[CALL]]
; ;
entry: entry:
store i32 0, i32* %arg, align 4 store i32 0, i32* %arg, align 4
%add.ptr = getelementptr inbounds i32, i32* %arg, i64 -1 %add.ptr = getelementptr inbounds i32, i32* %arg, i64 -1
%call = call i8* @internal_argmem_only_rec_1(i32* nonnull %add.ptr) %call = call i8* @internal_argmem_only_rec_1(i32* nonnull %add.ptr)
ret i8* %call ret i8* %call
} }
declare i8* @unknown_ptr() readnone declare i8* @unknown_ptr() readnone
declare i8* @argmem_only(i8* %arg) argmemonly declare i8* @argmem_only(i8* %arg) argmemonly
declare i8* @inaccesible_argmem_only_decl(i8* %arg) inaccessiblemem_or_argmemonly declare i8* @inaccesible_argmem_only_decl(i8* %arg) inaccessiblemem_or_argmemonly
declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) nounwind argmemonly willreturn declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) nounwind argmemonly willreturn
; CHECK: Function Attrs: argmemonly
define void @callerA1(i8* %arg) { define void @callerA1(i8* %arg) {
; CHECK: Function Attrs: argmemonly
; CHECK-LABEL: define {{[^@]+}}@callerA1 ; CHECK-LABEL: define {{[^@]+}}@callerA1
; CHECK-SAME: (i8* [[ARG:%.*]]) ; CHECK-SAME: (i8* [[ARG:%.*]])
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* [[ARG]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* [[ARG]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call i8* @argmem_only(i8* %arg) call i8* @argmem_only(i8* %arg)
ret void ret void
} }
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
define void @callerA2(i8* %arg) { define void @callerA2(i8* %arg) {
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
; CHECK-LABEL: define {{[^@]+}}@callerA2 ; CHECK-LABEL: define {{[^@]+}}@callerA2
; CHECK-SAME: (i8* [[ARG:%.*]]) ; CHECK-SAME: (i8* [[ARG:%.*]])
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* [[ARG]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* [[ARG]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call i8* @inaccesible_argmem_only_decl(i8* %arg) call i8* @inaccesible_argmem_only_decl(i8* %arg)
ret void ret void
} }
; CHECK: Function Attrs: readnone
define void @callerB1() { define void @callerB1() {
; CHECK: Function Attrs: readnone
; CHECK-LABEL: define {{[^@]+}}@callerB1() ; CHECK-LABEL: define {{[^@]+}}@callerB1()
; CHECK-NEXT: [[STACK:%.*]] = alloca i8, align 1 ; CHECK-NEXT: [[STACK:%.*]] = alloca i8, align 1
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* nonnull dereferenceable(1) [[STACK]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* nonnull dereferenceable(1) [[STACK]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%stack = alloca i8 %stack = alloca i8
call i8* @argmem_only(i8* %stack) call i8* @argmem_only(i8* %stack)
ret void ret void
} }
; CHECK: Function Attrs: inaccessiblememonly
define void @callerB2() { define void @callerB2() {
; CHECK: Function Attrs: inaccessiblememonly
; CHECK-LABEL: define {{[^@]+}}@callerB2() ; CHECK-LABEL: define {{[^@]+}}@callerB2()
; CHECK-NEXT: [[STACK:%.*]] = alloca i8, align 1 ; CHECK-NEXT: [[STACK:%.*]] = alloca i8, align 1
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* nonnull dereferenceable(1) [[STACK]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* nonnull dereferenceable(1) [[STACK]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%stack = alloca i8 %stack = alloca i8
call i8* @inaccesible_argmem_only_decl(i8* %stack) call i8* @inaccesible_argmem_only_decl(i8* %stack)
ret void ret void
} }
; CHECK-NOT: Function Attrs
define void @callerC1() { define void @callerC1() {
; CHECK-LABEL: define {{[^@]+}}@callerC1() ; CHECK-LABEL: define {{[^@]+}}@callerC1()
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @unknown_ptr() ; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @unknown_ptr()
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* [[UNKNOWN]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* [[UNKNOWN]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%unknown = call i8* @unknown_ptr() %unknown = call i8* @unknown_ptr()
call i8* @argmem_only(i8* %unknown) call i8* @argmem_only(i8* %unknown)
ret void ret void
} }
; CHECK-NOT: Function Attrs
define void @callerC2() { define void @callerC2() {
; CHECK-LABEL: define {{[^@]+}}@callerC2() ; CHECK-LABEL: define {{[^@]+}}@callerC2()
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @unknown_ptr() ; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @unknown_ptr()
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* [[UNKNOWN]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* [[UNKNOWN]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%unknown = call i8* @unknown_ptr() %unknown = call i8* @unknown_ptr()
call i8* @inaccesible_argmem_only_decl(i8* %unknown) call i8* @inaccesible_argmem_only_decl(i8* %unknown)
ret void ret void
} }
; CHECK-NOT: Function Attrs
define void @callerD1() { define void @callerD1() {
; CHECK-LABEL: define {{[^@]+}}@callerD1() ; CHECK-LABEL: define {{[^@]+}}@callerD1()
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @argmem_only(i8* noalias nocapture align 536870912 null) ; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @argmem_only(i8* noalias nocapture align 536870912 null)
; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1 ; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%unknown = call i8* @argmem_only(i8* null) %unknown = call i8* @argmem_only(i8* null)
store i8 0, i8* %unknown store i8 0, i8* %unknown
ret void ret void
} }
; CHECK-NOT: Function Attrs
define void @callerD2() { define void @callerD2() {
; CHECK-LABEL: define {{[^@]+}}@callerD2() ; CHECK-LABEL: define {{[^@]+}}@callerD2()
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* noalias nocapture align 536870912 null) ; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* noalias nocapture align 536870912 null)
; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1 ; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%unknown = call i8* @inaccesible_argmem_only_decl(i8* null) %unknown = call i8* @inaccesible_argmem_only_decl(i8* null)
store i8 0, i8* %unknown store i8 0, i8* %unknown
ret void ret void
} }
; CHECK: Function Attrs: nofree {{(norecurse )?}}nosync nounwind readnone willreturn
define void @callerE(i8* %arg) { define void @callerE(i8* %arg) {
; CHECK-LABEL: define {{[^@]+}}@callerE ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree readnone [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@callerE
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i8* nocapture nofree readnone [[ARG:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callerE
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[ARG:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
call void @llvm.lifetime.start.p0i8(i64 4, i8* %arg) call void @llvm.lifetime.start.p0i8(i64 4, i8* %arg)
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-SAME: writeonly
define void @write_global() { define void @write_global() {
; CHECK-LABEL: define {{[^@]+}}@write_global() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-NEXT: store i32 0, i32* @G, align 4 ; IS__TUNIT____-LABEL: define {{[^@]+}}@write_global()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* @G, align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@write_global()
; IS__CGSCC____-NEXT: store i32 0, i32* @G, align 4
; IS__CGSCC____-NEXT: ret void
; ;
store i32 0, i32* @G, align 4 store i32 0, i32* @G, align 4
ret void ret void
} }
; CHECK: Function Attrs: argmemonly
; CHECK-SAME: writeonly
define void @write_global_via_arg(i32* %GPtr) { define void @write_global_via_arg(i32* %GPtr) {
; CHECK-LABEL: define {{[^@]+}}@write_global_via_arg ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[GPTR:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@write_global_via_arg
; CHECK-NEXT: store i32 0, i32* [[GPTR]], align 4 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[GPTR:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* [[GPTR]], align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@write_global_via_arg
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[GPTR:%.*]])
; IS__CGSCC____-NEXT: store i32 0, i32* [[GPTR]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
store i32 0, i32* %GPtr, align 4 store i32 0, i32* %GPtr, align 4
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-NOT: argmemonly
; CHECK-SAME: writeonly
; CHECK-NOT: argmemonly
define internal void @write_global_via_arg_internal(i32* %GPtr) { define internal void @write_global_via_arg_internal(i32* %GPtr) {
; CHECK-LABEL: define {{[^@]+}}@write_global_via_arg_internal() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-NEXT: store i32 0, i32* @G, align 4 ; IS__TUNIT____-LABEL: define {{[^@]+}}@write_global_via_arg_internal()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* @G, align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@write_global_via_arg_internal()
; IS__CGSCC____-NEXT: store i32 0, i32* @G, align 4
; IS__CGSCC____-NEXT: ret void
; ;
store i32 0, i32* %GPtr, align 4 store i32 0, i32* %GPtr, align 4
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-SAME: writeonly
define void @writeonly_global() { define void @writeonly_global() {
; CHECK-LABEL: define {{[^@]+}}@writeonly_global() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-NEXT: call void @write_global() ; IS__TUNIT____-LABEL: define {{[^@]+}}@writeonly_global()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: call void @write_global()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global()
; IS__CGSCC____-NEXT: call void @write_global()
; IS__CGSCC____-NEXT: ret void
; ;
call void @write_global() call void @write_global()
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-SAME: writeonly
define void @writeonly_global_via_arg() { define void @writeonly_global_via_arg() {
; CHECK-LABEL: define {{[^@]+}}@writeonly_global_via_arg() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-NEXT: call void @write_global_via_arg(i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) @G) ; IS__TUNIT____-LABEL: define {{[^@]+}}@writeonly_global_via_arg()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: call void @write_global_via_arg(i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) @G)
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global_via_arg()
; IS__CGSCC____-NEXT: call void @write_global_via_arg(i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) @G)
; IS__CGSCC____-NEXT: ret void
; ;
call void @write_global_via_arg(i32* @G) call void @write_global_via_arg(i32* @G)
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-SAME: writeonly
define void @writeonly_global_via_arg_internal() { define void @writeonly_global_via_arg_internal() {
; ;
; CHECK-LABEL: define {{[^@]+}}@writeonly_global_via_arg_internal() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-NEXT: call void @write_global_via_arg_internal() ; IS__TUNIT____-LABEL: define {{[^@]+}}@writeonly_global_via_arg_internal()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: call void @write_global_via_arg_internal()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global_via_arg_internal()
; IS__CGSCC____-NEXT: call void @write_global_via_arg_internal()
; IS__CGSCC____-NEXT: ret void
; ;
call void @write_global_via_arg_internal(i32* @G) call void @write_global_via_arg_internal(i32* @G)
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-NOT: readnone
; CHECK-SAME: argmemonly
; CHECK-NOT: readnone
define i8 @recursive_not_readnone(i8* %ptr, i1 %c) { define i8 @recursive_not_readnone(i8* %ptr, i1 %c) {
; CHECK: Function Attrs: argmemonly nofree nosync nounwind
; CHECK-LABEL: define {{[^@]+}}@recursive_not_readnone ; CHECK-LABEL: define {{[^@]+}}@recursive_not_readnone
; CHECK-SAME: (i8* nocapture nofree writeonly [[PTR:%.*]], i1 [[C:%.*]]) ; CHECK-SAME: (i8* nocapture nofree writeonly [[PTR:%.*]], i1 [[C:%.*]])
; CHECK-NEXT: [[ALLOC:%.*]] = alloca i8, align 1 ; CHECK-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; CHECK: t: ; CHECK: t:
; CHECK-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false) ; CHECK-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false)
; CHECK-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1 ; CHECK-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
; CHECK-NEXT: ret i8 [[R]] ; CHECK-NEXT: ret i8 [[R]]
; CHECK: f: ; CHECK: f:
; CHECK-NEXT: store i8 1, i8* [[PTR]], align 1 ; CHECK-NEXT: store i8 1, i8* [[PTR]], align 1
; CHECK-NEXT: ret i8 0 ; CHECK-NEXT: ret i8 0
; ;
%alloc = alloca i8 %alloc = alloca i8
br i1 %c, label %t, label %f br i1 %c, label %t, label %f
t: t:
call i8 @recursive_not_readnone(i8* %alloc, i1 false) call i8 @recursive_not_readnone(i8* %alloc, i1 false)
%r = load i8, i8* %alloc %r = load i8, i8* %alloc
ret i8 %r ret i8 %r
f: f:
store i8 1, i8* %ptr store i8 1, i8* %ptr
ret i8 0 ret i8 0
} }
; CHECK: Function Attrs:
; CHECK-NOT: readnone
; CHECK-SAME: argmemonly
; CHECK-NOT: readnone
define internal i8 @recursive_not_readnone_internal(i8* %ptr, i1 %c) { define internal i8 @recursive_not_readnone_internal(i8* %ptr, i1 %c) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal ; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal
; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]]) ; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]])
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1 ; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT____: t: ; IS__TUNIT____: t:
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false) ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false)
; IS__TUNIT____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1 ; IS__TUNIT____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
; IS__TUNIT____-NEXT: ret i8 [[R]] ; IS__TUNIT____-NEXT: ret i8 [[R]]
; IS__TUNIT____: f: ; IS__TUNIT____: f:
; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1 ; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1
; IS__TUNIT____-NEXT: ret i8 0 ; IS__TUNIT____-NEXT: ret i8 0
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal ; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal
; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]]) ; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]])
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1 ; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: t: ; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false) ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false)
; IS__CGSCC____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1 ; IS__CGSCC____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
; IS__CGSCC____-NEXT: ret i8 [[R]] ; IS__CGSCC____-NEXT: ret i8 [[R]]
; IS__CGSCC____: f: ; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1 ; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
; IS__CGSCC____-NEXT: ret i8 0 ; IS__CGSCC____-NEXT: ret i8 0
; ;
%alloc = alloca i8 %alloc = alloca i8
br i1 %c, label %t, label %f br i1 %c, label %t, label %f
t: t:
call i8 @recursive_not_readnone_internal(i8* %alloc, i1 false) call i8 @recursive_not_readnone_internal(i8* %alloc, i1 false)
%r = load i8, i8* %alloc %r = load i8, i8* %alloc
ret i8 %r ret i8 %r
f: f:
store i8 1, i8* %ptr store i8 1, i8* %ptr
ret i8 0 ret i8 0
} }
; CHECK: Function Attrs:
; CHECK-SAME: readnone
define i8 @readnone_caller(i1 %c) { define i8 @readnone_caller(i1 %c) {
; CHECK: Function Attrs: nofree nosync nounwind readnone
; CHECK-LABEL: define {{[^@]+}}@readnone_caller ; CHECK-LABEL: define {{[^@]+}}@readnone_caller
; CHECK-SAME: (i1 [[C:%.*]]) ; CHECK-SAME: (i1 [[C:%.*]])
; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1 ; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1
; CHECK-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[A]], i1 [[C]]) ; CHECK-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[A]], i1 [[C]])
; CHECK-NEXT: ret i8 [[R]] ; CHECK-NEXT: ret i8 [[R]]
; ;
%a = alloca i8 %a = alloca i8
%r = call i8 @recursive_not_readnone_internal(i8* %a, i1 %c) %r = call i8 @recursive_not_readnone_internal(i8* %a, i1 %c)
ret i8 %r ret i8 %r
} }
; CHECK: Function Attrs:
; CHECK-NOT: readnone
; CHECK-SAME: argmemonly
; CHECK-NOT: readnone
define internal i8 @recursive_not_readnone_internal2(i8* %ptr, i1 %c) { define internal i8 @recursive_not_readnone_internal2(i8* %ptr, i1 %c) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2 ; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2
; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]]) ; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]])
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1 ; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT____: t: ; IS__TUNIT____: t:
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false) ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false)
; IS__TUNIT____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1 ; IS__TUNIT____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
; IS__TUNIT____-NEXT: ret i8 [[R]] ; IS__TUNIT____-NEXT: ret i8 [[R]]
; IS__TUNIT____: f: ; IS__TUNIT____: f:
; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1 ; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1
; IS__TUNIT____-NEXT: ret i8 0 ; IS__TUNIT____-NEXT: ret i8 0
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2 ; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2
; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]]) ; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]])
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1 ; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: t: ; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false) ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree nonnull writeonly dereferenceable(1) [[ALLOC]], i1 false)
; IS__CGSCC____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1 ; IS__CGSCC____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
; IS__CGSCC____-NEXT: ret i8 [[R]] ; IS__CGSCC____-NEXT: ret i8 [[R]]
; IS__CGSCC____: f: ; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1 ; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
; IS__CGSCC____-NEXT: ret i8 0 ; IS__CGSCC____-NEXT: ret i8 0
; ;
%alloc = alloca i8 %alloc = alloca i8
br i1 %c, label %t, label %f br i1 %c, label %t, label %f
t: t:
call i8 @recursive_not_readnone_internal2(i8* %alloc, i1 false) call i8 @recursive_not_readnone_internal2(i8* %alloc, i1 false)
%r = load i8, i8* %alloc %r = load i8, i8* %alloc
ret i8 %r ret i8 %r
f: f:
store i8 1, i8* %ptr store i8 1, i8* %ptr
ret i8 0 ret i8 0
} }
; CHECK: Function Attrs:
; CHECK-SAME: readnone
define i8 @readnone_caller2(i1 %c) { define i8 @readnone_caller2(i1 %c) {
; CHECK: Function Attrs: nofree nosync nounwind readnone
; CHECK-LABEL: define {{[^@]+}}@readnone_caller2 ; CHECK-LABEL: define {{[^@]+}}@readnone_caller2
; CHECK-SAME: (i1 [[C:%.*]]) ; CHECK-SAME: (i1 [[C:%.*]])
; CHECK-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal2(i8* undef, i1 [[C]]) ; CHECK-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal2(i8* undef, i1 [[C]])
; CHECK-NEXT: ret i8 [[R]] ; CHECK-NEXT: ret i8 [[R]]
; ;
%r = call i8 @recursive_not_readnone_internal2(i8* undef, i1 %c) %r = call i8 @recursive_not_readnone_internal2(i8* undef, i1 %c)
ret i8 %r ret i8 %r
} }
; CHECK: Function Attrs:
; CHECK-NOT: argmemonly
define internal void @argmemonly_before_ipconstprop(i32* %p) argmemonly { define internal void @argmemonly_before_ipconstprop(i32* %p) argmemonly {
; CHECK-LABEL: define {{[^@]+}}@argmemonly_before_ipconstprop() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-NEXT: store i32 0, i32* @G, align 4 ; IS__TUNIT____-LABEL: define {{[^@]+}}@argmemonly_before_ipconstprop()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* @G, align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@argmemonly_before_ipconstprop()
; IS__CGSCC____-NEXT: store i32 0, i32* @G, align 4
; IS__CGSCC____-NEXT: ret void
; ;
store i32 0, i32* %p store i32 0, i32* %p
ret void ret void
} }
; CHECK: Function Attrs:
; CHECK-NOT: argmemonly
define void @argmemonky_caller() { define void @argmemonky_caller() {
; CHECK-LABEL: define {{[^@]+}}@argmemonky_caller() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-NEXT: call void @argmemonly_before_ipconstprop() ; IS__TUNIT____-LABEL: define {{[^@]+}}@argmemonky_caller()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: call void @argmemonly_before_ipconstprop()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@argmemonky_caller()
; IS__CGSCC____-NEXT: call void @argmemonly_before_ipconstprop()
; IS__CGSCC____-NEXT: ret void
; ;
call void @argmemonly_before_ipconstprop(i32* @G) call void @argmemonly_before_ipconstprop(i32* @G)
ret void ret void
} }

llvm/test/Transforms/Attributor/misc.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; Mostly check we do not crash on these uses ; Mostly check we do not crash on these uses
define internal void @internal(void (i8*)* %fp) { define internal void @internal(void (i8*)* %fp) {
▲ Show 20 Lines • Show All 80 Lines • ▼ Show 20 Linesentry:
%tmp1 = bitcast i32* %a to i8* %tmp1 = bitcast i32* %a to i8*
call void %fp(i8* %tmp1) call void %fp(i8* %tmp1)
call void @internal(void (i8*)* %fp) call void @internal(void (i8*)* %fp)
ret void ret void
} }
define internal void @foo(i32* %a) { define internal void @foo(i32* %a) {
; ;
; CHECK-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[A:%.*]])
; CHECK-NEXT: store i32 0, i32* [[A]], align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 0, i32* [[A]], align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: store i32 0, i32* [[A]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
store i32 0, i32* %a store i32 0, i32* %a
ret void ret void
} }
declare void @callback1(void (i32*)*) declare void @callback1(void (i32*)*)
declare void @callback2(void (i8*)*) declare void @callback2(void (i8*)*)

llvm/test/Transforms/Attributor/misc_crash.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -S %s | FileCheck %s ; RUN: opt -attributor -S %s | FileCheck %s
; RUN: opt -passes=attributor -S %s | FileCheck %s ; RUN: opt -passes=attributor -S %s | FileCheck %s
@var1 = internal global [1 x i32] undef @var1 = internal global [1 x i32] undef
@var2 = internal global i32 0 @var2 = internal global i32 0
define i32 addrspace(1)* @foo(i32 addrspace(4)* %arg) { define i32 addrspace(1)* @foo(i32 addrspace(4)* %arg) {
; CHECK: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-LABEL: define {{[^@]+}}@foo ; CHECK-LABEL: define {{[^@]+}}@foo
; CHECK-SAME: (i32 addrspace(4)* nofree readnone [[ARG:%.*]]) #0 ; CHECK-SAME: (i32 addrspace(4)* nofree readnone [[ARG:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = addrspacecast i32 addrspace(4)* [[ARG]] to i32 addrspace(1)* ; CHECK-NEXT: [[TMP0:%.*]] = addrspacecast i32 addrspace(4)* [[ARG]] to i32 addrspace(1)*
; CHECK-NEXT: ret i32 addrspace(1)* [[TMP0]] ; CHECK-NEXT: ret i32 addrspace(1)* [[TMP0]]
; ;
entry: entry:
%0 = addrspacecast i32 addrspace(4)* %arg to i32 addrspace(1)* %0 = addrspacecast i32 addrspace(4)* %arg to i32 addrspace(1)*
ret i32 addrspace(1)* %0 ret i32 addrspace(1)* %0
} }
define i32* @func1() { define i32* @func1() {
; CHECK-LABEL: define {{[^@]+}}@func1() #0 ; CHECK: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[PTR:%.*]] = call i32* @func1a() #0 ; CHECK-LABEL: define {{[^@]+}}@func1()
; CHECK-NEXT: [[PTR:%.*]] = call i32* @func1a()
; CHECK-NEXT: ret i32* [[PTR]] ; CHECK-NEXT: ret i32* [[PTR]]
; ;
%ptr = call i32* @func1a([1 x i32]* @var1) %ptr = call i32* @func1a([1 x i32]* @var1)
ret i32* %ptr ret i32* %ptr
} }
; UTC_ARGS: --disable ; UTC_ARGS: --disable
; CHECK-LABEL: define internal nonnull align 4 dereferenceable(4) i32* @func1a() ; CHECK-LABEL: define internal nonnull align 4 dereferenceable(4) i32* @func1a()
; CHECK-NEXT: ret i32* getelementptr inbounds ([1 x i32], [1 x i32]* @var1, i32 0, i32 0) ; CHECK-NEXT: ret i32* getelementptr inbounds ([1 x i32], [1 x i32]* @var1, i32 0, i32 0)
define internal i32* @func1a([1 x i32]* %arg) { define internal i32* @func1a([1 x i32]* %arg) {
%ptr = getelementptr inbounds [1 x i32], [1 x i32]* %arg, i64 0, i64 0 %ptr = getelementptr inbounds [1 x i32], [1 x i32]* %arg, i64 0, i64 0
ret i32* %ptr ret i32* %ptr
} }
; UTC_ARGS: --enable ; UTC_ARGS: --enable
define internal void @func2a(i32* %0) { define internal void @func2a(i32* %0) {
; CHECK: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-LABEL: define {{[^@]+}}@func2a ; CHECK-LABEL: define {{[^@]+}}@func2a
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]]) #1 ; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]])
; CHECK-NEXT: store i32 0, i32* @var2, align 4 ; CHECK-NEXT: store i32 0, i32* @var2, align 4
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
store i32 0, i32* %0 store i32 0, i32* %0
ret void ret void
} }
define i32 @func2() { define i32 @func2() {
▲ Show 20 Lines • Show All 62 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/new_attributes.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=2 -S | FileCheck %s ; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=2 -S | FileCheck %s
; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=3 -S | FileCheck %s ; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=3 -S | FileCheck %s
; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=4 -S | FileCheck %s ; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=4 -S | FileCheck %s
; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=2147483647 -S | FileCheck %s ; RUN: opt < %s -attributor -attributor-annotate-decl-cs -attributor-max-iterations=2147483647 -S | FileCheck %s
; CHECK-NOT: Function ; CHECK-NOT: Function
; CHECK: declare i32 @foo1() ; CHECK: declare i32 @foo1()
; CHECK-NOT: Function ; CHECK-NOT: Function
; CHECK: declare i32 @foo2() ; CHECK: declare i32 @foo2()
; CHECK-NOT: Function ; CHECK-NOT: Function
; CHECK: declare i32 @foo3() ; CHECK: declare i32 @foo3()
declare i32 @foo1() declare i32 @foo1()
declare i32 @foo2() declare i32 @foo2()
declare i32 @foo3() declare i32 @foo3()
; CHECK-NOT: Function
; CHECK: define internal i32 @bar() {
; CHECK-NEXT: %1 = call i32 @foo1()
; CHECK-NEXT: %2 = call i32 @foo2()
; CHECK-NEXT: %3 = call i32 @foo3()
; CHECK-NEXT: ret i32 undef
; CHECK-NEXT: }
define internal i32 @bar() { define internal i32 @bar() {
; CHECK-LABEL: define {{[^@]+}}@bar()
; CHECK-NEXT: [[TMP1:%.*]] = call i32 @foo1()
; CHECK-NEXT: [[TMP2:%.*]] = call i32 @foo2()
; CHECK-NEXT: [[TMP3:%.*]] = call i32 @foo3()
; CHECK-NEXT: ret i32 undef
;
%1 = call i32 @foo1() %1 = call i32 @foo1()
%2 = call i32 @foo2() %2 = call i32 @foo2()
%3 = call i32 @foo3() %3 = call i32 @foo3()
ret i32 1 ret i32 1
} }
; CHECK-NOT: Function
; CHECK: define i32 @baz() {
; CHECK-NEXT: %1 = call i32 @bar()
; CHECK-NEXT: ret i32 0
; CHECK-NEXT: }
define i32 @baz() { define i32 @baz() {
; CHECK-LABEL: define {{[^@]+}}@baz()
; CHECK-NEXT: [[TMP1:%.*]] = call i32 @bar()
; CHECK-NEXT: ret i32 0
;
%1 = call i32 @bar() %1 = call i32 @bar()
ret i32 0 ret i32 0
} }
; We should never derive anything here ; We should never derive anything here
; CHECK-NOT: attributes ; CHECK-NOT: attributes

llvm/test/Transforms/Attributor/noalias.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; TODO: The old pass manager cgscc run is disabled as it causes a crash on windows which is under investigation: http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/23151 ; TODO: The old pass manager cgscc run is disabled as it causes a crash on windows which is under investigation: http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/23151
; opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; TEST 1 - negative. ; TEST 1 - negative.
Show All 27 Lines
; CHECK-NEXT: [[TMP1:%.*]] = tail call noalias i8* @malloc(i64 4) ; CHECK-NEXT: [[TMP1:%.*]] = tail call noalias i8* @malloc(i64 4)
; CHECK-NEXT: ret i8* [[TMP1]] ; CHECK-NEXT: ret i8* [[TMP1]]
; ;
%1 = tail call noalias i8* @malloc(i64 4) %1 = tail call noalias i8* @malloc(i64 4)
ret i8* %1 ret i8* %1
} }
define void @nocapture(i8* %a){ define void @nocapture(i8* %a){
; CHECK-LABEL: define {{[^@]+}}@nocapture ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree readnone [[A:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@nocapture
; CHECK-NEXT: ret void ; NOT_CGSCC_NPM-SAME: (i8* nocapture nofree readnone [[A:%.*]])
; NOT_CGSCC_NPM-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@nocapture
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[A:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
ret void ret void
} }
define i8* @return_noalias_looks_like_capture(){ define i8* @return_noalias_looks_like_capture(){
; CHECK-LABEL: define {{[^@]+}}@return_noalias_looks_like_capture() ; CHECK-LABEL: define {{[^@]+}}@return_noalias_looks_like_capture()
; CHECK-NEXT: [[TMP1:%.*]] = tail call noalias i8* @malloc(i64 4) ; CHECK-NEXT: [[TMP1:%.*]] = tail call noalias i8* @malloc(i64 4)
; CHECK-NEXT: ret i8* [[TMP1]] ; CHECK-NEXT: ret i8* [[TMP1]]
Show All 37 Lines
; ;
; void *foo(int a) { ; void *foo(int a) {
; if (a) ; if (a)
; bar(); ; bar();
; return malloc(4); ; return malloc(4);
; } ; }
define i8* @bar() nounwind uwtable { define i8* @bar() nounwind uwtable {
; CHECK: Function Attrs: nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@bar() ; CHECK-LABEL: define {{[^@]+}}@bar()
; CHECK-NEXT: [[TMP1:%.*]] = tail call i8* (...) @baz() ; CHECK-NEXT: [[TMP1:%.*]] = tail call i8* (...) @baz()
; CHECK-NEXT: ret i8* [[TMP1]] ; CHECK-NEXT: ret i8* [[TMP1]]
; ;
%1 = tail call i8* (...) @baz() %1 = tail call i8* (...) @baz()
ret i8* %1 ret i8* %1
} }
define i8* @foo1(i32 %0) nounwind uwtable { define i8* @foo1(i32 %0) nounwind uwtable {
; CHECK: Function Attrs: nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@foo1 ; CHECK-LABEL: define {{[^@]+}}@foo1
; CHECK-SAME: (i32 [[TMP0:%.*]]) ; CHECK-SAME: (i32 [[TMP0:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0]], 0 ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0]], 0
; CHECK-NEXT: br i1 [[TMP2]], label [[TMP5:%.*]], label [[TMP3:%.*]] ; CHECK-NEXT: br i1 [[TMP2]], label [[TMP5:%.*]], label [[TMP3:%.*]]
; CHECK: 3: ; CHECK: 3:
; CHECK-NEXT: [[TMP4:%.*]] = tail call i8* (...) @baz() ; CHECK-NEXT: [[TMP4:%.*]] = tail call i8* (...) @baz()
; CHECK-NEXT: br label [[TMP5]] ; CHECK-NEXT: br label [[TMP5]]
; CHECK: 5: ; CHECK: 5:
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} }
declare i8* @baz(...) nounwind uwtable declare i8* @baz(...) nounwind uwtable
; TEST 5 ; TEST 5
; Returning global pointer. Should not be noalias. ; Returning global pointer. Should not be noalias.
define i8** @getter() { define i8** @getter() {
; CHECK-LABEL: define {{[^@]+}}@getter() ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i8** @G ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@getter()
; NOT_CGSCC_NPM-NEXT: ret i8** @G
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@getter()
; IS__CGSCC____-NEXT: ret i8** @G
; ;
ret i8** @G ret i8** @G
} }
; Returning global pointer. Should not be noalias. ; Returning global pointer. Should not be noalias.
define i8** @calle1(){ define i8** @calle1(){
; CHECK-LABEL: define {{[^@]+}}@calle1() ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i8** @G ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@calle1()
; NOT_CGSCC_NPM-NEXT: ret i8** @G
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@calle1()
; IS__CGSCC____-NEXT: ret i8** @G
; ;
%1 = call i8** @getter() %1 = call i8** @getter()
ret i8** %1 ret i8** %1
} }
; TEST 6 ; TEST 6
declare noalias i8* @strdup(i8* nocapture) nounwind declare noalias i8* @strdup(i8* nocapture) nounwind
define i8* @test6() nounwind uwtable ssp { define i8* @test6() nounwind uwtable ssp {
; CHECK: Function Attrs: nounwind ssp uwtable
; CHECK-LABEL: define {{[^@]+}}@test6() ; CHECK-LABEL: define {{[^@]+}}@test6()
; CHECK-NEXT: [[X:%.*]] = alloca [2 x i8], align 1 ; CHECK-NEXT: [[X:%.*]] = alloca [2 x i8], align 1
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [2 x i8], [2 x i8]* [[X]], i64 0, i64 0 ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [2 x i8], [2 x i8]* [[X]], i64 0, i64 0
; CHECK-NEXT: store i8 97, i8* [[ARRAYIDX]], align 1 ; CHECK-NEXT: store i8 97, i8* [[ARRAYIDX]], align 1
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds [2 x i8], [2 x i8]* [[X]], i64 0, i64 1 ; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds [2 x i8], [2 x i8]* [[X]], i64 0, i64 1
; CHECK-NEXT: store i8 0, i8* [[ARRAYIDX1]], align 1 ; CHECK-NEXT: store i8 0, i8* [[ARRAYIDX1]], align 1
; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @strdup(i8* nocapture nonnull dereferenceable(2) [[ARRAYIDX]]) ; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @strdup(i8* nocapture nonnull dereferenceable(2) [[ARRAYIDX]])
; CHECK-NEXT: ret i8* [[CALL]] ; CHECK-NEXT: ret i8* [[CALL]]
; ;
%x = alloca [2 x i8], align 1 %x = alloca [2 x i8], align 1
%arrayidx = getelementptr inbounds [2 x i8], [2 x i8]* %x, i64 0, i64 0 %arrayidx = getelementptr inbounds [2 x i8], [2 x i8]* %x, i64 0, i64 0
store i8 97, i8* %arrayidx, align 1 store i8 97, i8* %arrayidx, align 1
%arrayidx1 = getelementptr inbounds [2 x i8], [2 x i8]* %x, i64 0, i64 1 %arrayidx1 = getelementptr inbounds [2 x i8], [2 x i8]* %x, i64 0, i64 1
store i8 0, i8* %arrayidx1, align 1 store i8 0, i8* %arrayidx1, align 1
%call = call noalias i8* @strdup(i8* %arrayidx) nounwind %call = call noalias i8* @strdup(i8* %arrayidx) nounwind
ret i8* %call ret i8* %call
} }
; TEST 7 ; TEST 7
define i8* @test7() nounwind { define i8* @test7() nounwind {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@test7() ; CHECK-LABEL: define {{[^@]+}}@test7()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[A:%.*]] = call noalias i8* @malloc(i64 4) ; CHECK-NEXT: [[A:%.*]] = call noalias i8* @malloc(i64 4)
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i8* [[A]], null ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i8* [[A]], null
; CHECK-NEXT: br i1 [[TOBOOL]], label [[RETURN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[TOBOOL]], label [[RETURN:%.*]], label [[IF_END:%.*]]
; CHECK: if.end: ; CHECK: if.end:
; CHECK-NEXT: store i8 7, i8* [[A]], align 1 ; CHECK-NEXT: store i8 7, i8* [[A]], align 1
; CHECK-NEXT: br label [[RETURN]] ; CHECK-NEXT: br label [[RETURN]]
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return: return:
%retval.0 = phi i8* [ %A, %if.end ], [ null, %entry ] %retval.0 = phi i8* [ %A, %if.end ], [ null, %entry ]
ret i8* %retval.0 ret i8* %retval.0
} }
; TEST 8 ; TEST 8
define i8* @test8(i32* %0) nounwind uwtable { define i8* @test8(i32* %0) nounwind uwtable {
; CHECK: Function Attrs: nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@test8 ; CHECK-LABEL: define {{[^@]+}}@test8
; CHECK-SAME: (i32* [[TMP0:%.*]]) ; CHECK-SAME: (i32* [[TMP0:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = tail call noalias i8* @malloc(i64 4) ; CHECK-NEXT: [[TMP2:%.*]] = tail call noalias i8* @malloc(i64 4)
; CHECK-NEXT: [[TMP3:%.*]] = icmp ne i32* [[TMP0]], null ; CHECK-NEXT: [[TMP3:%.*]] = icmp ne i32* [[TMP0]], null
; CHECK-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP5:%.*]] ; CHECK-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP5:%.*]]
; CHECK: 4: ; CHECK: 4:
; CHECK-NEXT: store i8 10, i8* [[TMP2]], align 1 ; CHECK-NEXT: store i8 10, i8* [[TMP2]], align 1
; CHECK-NEXT: br label [[TMP5]] ; CHECK-NEXT: br label [[TMP5]]
▲ Show 20 Lines • Show All 255 Lines • ▼ Show 20 Lines;
%c2b = bitcast i16* %c1 to i8* %c2b = bitcast i16* %c1 to i8*
call void @use_i8_internal(i8* %c2a) call void @use_i8_internal(i8* %c2a)
call void @use_i8_internal(i8* %c2b) call void @use_i8_internal(i8* %c2b)
ret void ret void
} }
; TEST 14 i2p casts ; TEST 14 i2p casts
define internal i32 @p2i(i32* %arg) { define internal i32 @p2i(i32* %arg) {
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@p2i ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@p2i
; NOT_CGSCC_NPM-SAME: (i32* noalias nofree readnone [[ARG:%.*]]) ; NOT_CGSCC_NPM-SAME: (i32* noalias nofree readnone [[ARG:%.*]])
; NOT_CGSCC_NPM-NEXT: [[P2I:%.*]] = ptrtoint i32* [[ARG]] to i32 ; NOT_CGSCC_NPM-NEXT: [[P2I:%.*]] = ptrtoint i32* [[ARG]] to i32
; NOT_CGSCC_NPM-NEXT: ret i32 [[P2I]] ; NOT_CGSCC_NPM-NEXT: ret i32 [[P2I]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@p2i ; IS__CGSCC____-LABEL: define {{[^@]+}}@p2i
; IS__CGSCC____-SAME: (i32* nofree readnone [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree readnone [[ARG:%.*]])
; IS__CGSCC____-NEXT: [[P2I:%.*]] = ptrtoint i32* [[ARG]] to i32 ; IS__CGSCC____-NEXT: [[P2I:%.*]] = ptrtoint i32* [[ARG]] to i32
; IS__CGSCC____-NEXT: ret i32 [[P2I]] ; IS__CGSCC____-NEXT: ret i32 [[P2I]]
; ;
%p2i = ptrtoint i32* %arg to i32 %p2i = ptrtoint i32* %arg to i32
ret i32 %p2i ret i32 %p2i
} }
define i32 @i2p(i32* %arg) { define i32 @i2p(i32* %arg) {
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readonly willreturn
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@i2p ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@i2p
; NOT_CGSCC_NPM-SAME: (i32* nofree readonly [[ARG:%.*]]) ; NOT_CGSCC_NPM-SAME: (i32* nofree readonly [[ARG:%.*]])
; NOT_CGSCC_NPM-NEXT: [[C:%.*]] = call i32 @p2i(i32* noalias nofree readnone [[ARG]]) ; NOT_CGSCC_NPM-NEXT: [[C:%.*]] = call i32 @p2i(i32* noalias nofree readnone [[ARG]])
; NOT_CGSCC_NPM-NEXT: [[I2P:%.*]] = inttoptr i32 [[C]] to i8* ; NOT_CGSCC_NPM-NEXT: [[I2P:%.*]] = inttoptr i32 [[C]] to i8*
; NOT_CGSCC_NPM-NEXT: [[BC:%.*]] = bitcast i8* [[I2P]] to i32* ; NOT_CGSCC_NPM-NEXT: [[BC:%.*]] = bitcast i8* [[I2P]] to i32*
; NOT_CGSCC_NPM-NEXT: [[CALL:%.*]] = call i32 @ret(i32* nocapture nofree readonly align 4 [[BC]]) ; NOT_CGSCC_NPM-NEXT: [[CALL:%.*]] = call i32 @ret(i32* nocapture nofree readonly align 4 [[BC]])
; NOT_CGSCC_NPM-NEXT: ret i32 [[CALL]] ; NOT_CGSCC_NPM-NEXT: ret i32 [[CALL]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@i2p ; IS__CGSCC____-LABEL: define {{[^@]+}}@i2p
; IS__CGSCC____-SAME: (i32* nofree readonly [[ARG:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree readonly [[ARG:%.*]])
; IS__CGSCC____-NEXT: [[C:%.*]] = call i32 @p2i(i32* noalias nofree readnone [[ARG]]) ; IS__CGSCC____-NEXT: [[C:%.*]] = call i32 @p2i(i32* noalias nofree readnone [[ARG]])
; IS__CGSCC____-NEXT: [[I2P:%.*]] = inttoptr i32 [[C]] to i8* ; IS__CGSCC____-NEXT: [[I2P:%.*]] = inttoptr i32 [[C]] to i8*
; IS__CGSCC____-NEXT: [[BC:%.*]] = bitcast i8* [[I2P]] to i32* ; IS__CGSCC____-NEXT: [[BC:%.*]] = bitcast i8* [[I2P]] to i32*
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @ret(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[BC]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @ret(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[BC]])
; IS__CGSCC____-NEXT: ret i32 [[CALL]] ; IS__CGSCC____-NEXT: ret i32 [[CALL]]
; ;
%c = call i32 @p2i(i32* %arg) %c = call i32 @p2i(i32* %arg)
%i2p = inttoptr i32 %c to i8* %i2p = inttoptr i32 %c to i8*
%bc = bitcast i8* %i2p to i32* %bc = bitcast i8* %i2p to i32*
%call = call i32 @ret(i32* %bc) %call = call i32 @ret(i32* %bc)
ret i32 %call ret i32 %call
} }
define internal i32 @ret(i32* %arg) { define internal i32 @ret(i32* %arg) {
; CHECK-LABEL: define {{[^@]+}}@ret ; NOT_CGSCC_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@ret
; CHECK-NEXT: [[L:%.*]] = load i32, i32* [[ARG]], align 4 ; NOT_CGSCC_NPM-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]])
; CHECK-NEXT: ret i32 [[L]] ; NOT_CGSCC_NPM-NEXT: [[L:%.*]] = load i32, i32* [[ARG]], align 4
; NOT_CGSCC_NPM-NEXT: ret i32 [[L]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]])
; IS__CGSCC____-NEXT: [[L:%.*]] = load i32, i32* [[ARG]], align 4
; IS__CGSCC____-NEXT: ret i32 [[L]]
; ;
%l = load i32, i32* %arg %l = load i32, i32* %arg
ret i32 %l ret i32 %l
} }
; Test to propagate noalias where value is assumed to be no-capture in all the ; Test to propagate noalias where value is assumed to be no-capture in all the
; uses possibly executed before this callsite. ; uses possibly executed before this callsite.
; IR referred from musl/src/strtod.c file ; IR referred from musl/src/strtod.c file
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declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture)
; Test 15 ; Test 15
; propagate noalias to some callsite arguments that there is no possibly reachable capture before it ; propagate noalias to some callsite arguments that there is no possibly reachable capture before it
@alias_of_p = external global i32* @alias_of_p = external global i32*
define void @make_alias(i32* %p) { define void @make_alias(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@make_alias ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nofree writeonly [[P:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@make_alias
; CHECK-NEXT: store i32* [[P]], i32** @alias_of_p, align 8 ; NOT_CGSCC_NPM-SAME: (i32* nofree writeonly [[P:%.*]])
; CHECK-NEXT: ret void ; NOT_CGSCC_NPM-NEXT: store i32* [[P]], i32** @alias_of_p, align 8
; NOT_CGSCC_NPM-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@make_alias
; IS__CGSCC____-SAME: (i32* nofree writeonly [[P:%.*]])
; IS__CGSCC____-NEXT: store i32* [[P]], i32** @alias_of_p, align 8
; IS__CGSCC____-NEXT: ret void
; ;
store i32* %p, i32** @alias_of_p store i32* %p, i32** @alias_of_p
ret void ret void
} }
define void @only_store(i32* %p) { define void @only_store(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@only_store ; NOT_CGSCC_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@only_store
; CHECK-NEXT: store i32 0, i32* [[P]], align 4 ; NOT_CGSCC_NPM-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P:%.*]])
; CHECK-NEXT: ret void ; NOT_CGSCC_NPM-NEXT: store i32 0, i32* [[P]], align 4
; NOT_CGSCC_NPM-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@only_store
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: store i32 0, i32* [[P]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
store i32 0, i32* %p store i32 0, i32* %p
ret void ret void
} }
define void @test15_caller(i32* noalias %p, i32 %c) { define void @test15_caller(i32* noalias %p, i32 %c) {
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind willreturn writeonly
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test15_caller ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test15_caller
; NOT_CGSCC_NPM-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C:%.*]]) ; NOT_CGSCC_NPM-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C:%.*]])
; NOT_CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C]], 0 ; NOT_CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C]], 0
; NOT_CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; NOT_CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; NOT_CGSCC_NPM: if.then: ; NOT_CGSCC_NPM: if.then:
; NOT_CGSCC_NPM-NEXT: tail call void @only_store(i32* noalias nocapture nofree writeonly align 4 [[P]]) ; NOT_CGSCC_NPM-NEXT: tail call void @only_store(i32* noalias nocapture nofree writeonly align 4 [[P]])
; NOT_CGSCC_NPM-NEXT: br label [[IF_END]] ; NOT_CGSCC_NPM-NEXT: br label [[IF_END]]
; NOT_CGSCC_NPM: if.end: ; NOT_CGSCC_NPM: if.end:
; NOT_CGSCC_NPM-NEXT: tail call void @make_alias(i32* nofree writeonly [[P]]) ; NOT_CGSCC_NPM-NEXT: tail call void @make_alias(i32* nofree writeonly [[P]])
; NOT_CGSCC_NPM-NEXT: ret void ; NOT_CGSCC_NPM-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test15_caller ; IS__CGSCC____-LABEL: define {{[^@]+}}@test15_caller
; IS__CGSCC____-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C:%.*]]) ; IS__CGSCC____-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C:%.*]])
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C]], 0 ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: tail call void @only_store(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P]]) ; IS__CGSCC____-NEXT: tail call void @only_store(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P]])
; IS__CGSCC____-NEXT: br label [[IF_END]] ; IS__CGSCC____-NEXT: br label [[IF_END]]
; IS__CGSCC____: if.end: ; IS__CGSCC____: if.end:
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; test16_sub(p, c, c); ; test16_sub(p, c, c);
; } ; }
; ;
; FIXME: this should be tail @only_store(i32* noalias %p) ; FIXME: this should be tail @only_store(i32* noalias %p)
; when test16_caller is called, c1 always equals to c2. (Note that linkage is internal) ; when test16_caller is called, c1 always equals to c2. (Note that linkage is internal)
; Therefore, only one of the two conditions of if statementes will be fulfilled. ; Therefore, only one of the two conditions of if statementes will be fulfilled.
define internal void @test16_sub(i32* noalias %p, i32 %c1, i32 %c2) { define internal void @test16_sub(i32* noalias %p, i32 %c1, i32 %c2) {
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind willreturn writeonly
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test16_sub ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test16_sub
; NOT_CGSCC_NPM-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C1:%.*]], i32 [[C2:%.*]]) ; NOT_CGSCC_NPM-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C1:%.*]], i32 [[C2:%.*]])
; NOT_CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C1]], 0 ; NOT_CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C1]], 0
; NOT_CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; NOT_CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; NOT_CGSCC_NPM: if.then: ; NOT_CGSCC_NPM: if.then:
; NOT_CGSCC_NPM-NEXT: tail call void @only_store(i32* noalias nocapture nofree writeonly align 4 [[P]]) ; NOT_CGSCC_NPM-NEXT: tail call void @only_store(i32* noalias nocapture nofree writeonly align 4 [[P]])
; NOT_CGSCC_NPM-NEXT: tail call void @make_alias(i32* nofree writeonly align 4 [[P]]) ; NOT_CGSCC_NPM-NEXT: tail call void @make_alias(i32* nofree writeonly align 4 [[P]])
; NOT_CGSCC_NPM-NEXT: br label [[IF_END]] ; NOT_CGSCC_NPM-NEXT: br label [[IF_END]]
; NOT_CGSCC_NPM: if.end: ; NOT_CGSCC_NPM: if.end:
; NOT_CGSCC_NPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C2]], 0 ; NOT_CGSCC_NPM-NEXT: [[TOBOOL1:%.*]] = icmp eq i32 [[C2]], 0
; NOT_CGSCC_NPM-NEXT: br i1 [[TOBOOL1]], label [[IF_THEN2:%.*]], label [[IF_END3:%.*]] ; NOT_CGSCC_NPM-NEXT: br i1 [[TOBOOL1]], label [[IF_THEN2:%.*]], label [[IF_END3:%.*]]
; NOT_CGSCC_NPM: if.then2: ; NOT_CGSCC_NPM: if.then2:
; NOT_CGSCC_NPM-NEXT: tail call void @only_store(i32* nocapture nofree writeonly align 4 [[P]]) ; NOT_CGSCC_NPM-NEXT: tail call void @only_store(i32* nocapture nofree writeonly align 4 [[P]])
; NOT_CGSCC_NPM-NEXT: br label [[IF_END3]] ; NOT_CGSCC_NPM-NEXT: br label [[IF_END3]]
; NOT_CGSCC_NPM: if.end3: ; NOT_CGSCC_NPM: if.end3:
; NOT_CGSCC_NPM-NEXT: ret void ; NOT_CGSCC_NPM-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test16_sub ; IS__CGSCC____-LABEL: define {{[^@]+}}@test16_sub
; IS__CGSCC____-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C1:%.*]], i32 [[C2:%.*]]) ; IS__CGSCC____-SAME: (i32* noalias nofree writeonly [[P:%.*]], i32 [[C1:%.*]], i32 [[C2:%.*]])
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C1]], 0 ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[C1]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: tail call void @only_store(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P]]) ; IS__CGSCC____-NEXT: tail call void @only_store(i32* noalias nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[P]])
; IS__CGSCC____-NEXT: tail call void @make_alias(i32* nofree nonnull writeonly align 4 dereferenceable(4) [[P]]) ; IS__CGSCC____-NEXT: tail call void @make_alias(i32* nofree nonnull writeonly align 4 dereferenceable(4) [[P]])
; IS__CGSCC____-NEXT: br label [[IF_END]] ; IS__CGSCC____-NEXT: br label [[IF_END]]
Show All 22 Linesif.then2:
tail call void @only_store(i32* %p) tail call void @only_store(i32* %p)
br label %if.end3 br label %if.end3
if.end3: if.end3:
ret void ret void
} }
define void @test16_caller(i32* %p, i32 %c) { define void @test16_caller(i32* %p, i32 %c) {
; CHECK-LABEL: define {{[^@]+}}@test16_caller ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nofree writeonly [[P:%.*]], i32 [[C:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test16_caller
; CHECK-NEXT: tail call void @test16_sub(i32* noalias nofree writeonly [[P]], i32 [[C]], i32 [[C]]) ; NOT_CGSCC_NPM-SAME: (i32* nofree writeonly [[P:%.*]], i32 [[C:%.*]])
; CHECK-NEXT: ret void ; NOT_CGSCC_NPM-NEXT: tail call void @test16_sub(i32* noalias nofree writeonly [[P]], i32 [[C]], i32 [[C]])
; NOT_CGSCC_NPM-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test16_caller
; IS__CGSCC____-SAME: (i32* nofree writeonly [[P:%.*]], i32 [[C:%.*]])
; IS__CGSCC____-NEXT: tail call void @test16_sub(i32* noalias nofree writeonly [[P]], i32 [[C]], i32 [[C]])
; IS__CGSCC____-NEXT: ret void
; ;
tail call void @test16_sub(i32* %p, i32 %c, i32 %c) tail call void @test16_sub(i32* %p, i32 %c, i32 %c)
ret void ret void
} }

llvm/test/Transforms/Attributor/nocapture-1.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
@g = global i32* null ; <i32**> [#uses=1] @g = global i32* null ; <i32**> [#uses=1]
define i32* @c1(i32* %q) { define i32* @c1(i32* %q) {
; CHECK-LABEL: define {{[^@]+}}@c1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@c1
; CHECK-NEXT: ret i32* [[Q]] ; IS__TUNIT____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[Q:%.*]])
; IS__TUNIT____-NEXT: ret i32* [[Q]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@c1
; IS__CGSCC____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[Q:%.*]])
; IS__CGSCC____-NEXT: ret i32* [[Q]]
; ;
ret i32* %q ret i32* %q
} }
; It would also be acceptable to mark %q as readnone. Update @c3 too. ; It would also be acceptable to mark %q as readnone. Update @c3 too.
define void @c2(i32* %q) { define void @c2(i32* %q) {
; CHECK-LABEL: define {{[^@]+}}@c2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nofree writeonly [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@c2
; CHECK-NEXT: store i32* [[Q]], i32** @g, align 8 ; IS__TUNIT____-SAME: (i32* nofree writeonly [[Q:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32* [[Q]], i32** @g, align 8
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@c2
; IS__CGSCC____-SAME: (i32* nofree writeonly [[Q:%.*]])
; IS__CGSCC____-NEXT: store i32* [[Q]], i32** @g, align 8
; IS__CGSCC____-NEXT: ret void
; ;
store i32* %q, i32** @g store i32* %q, i32** @g
ret void ret void
} }
define void @c3(i32* %q) { define void @c3(i32* %q) {
; CHECK-LABEL: define {{[^@]+}}@c3 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i32* nofree writeonly [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@c3
; CHECK-NEXT: call void @c2(i32* nofree writeonly [[Q]]) ; IS__TUNIT____-SAME: (i32* nofree writeonly [[Q:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: call void @c2(i32* nofree writeonly [[Q]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@c3
; IS__CGSCC____-SAME: (i32* nofree writeonly [[Q:%.*]])
; IS__CGSCC____-NEXT: call void @c2(i32* nofree writeonly [[Q]])
; IS__CGSCC____-NEXT: ret void
; ;
call void @c2(i32* %q) call void @c2(i32* %q)
ret void ret void
} }
define i1 @c4(i32* %q, i32 %bitno) { define i1 @c4(i32* %q, i32 %bitno) {
; CHECK-LABEL: define {{[^@]+}}@c4 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@c4
; CHECK-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32 ; IS__TUNIT____-SAME: (i32* nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; CHECK-NEXT: [[BIT:%.*]] = trunc i32 [[TMP2]] to i1 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; CHECK-NEXT: br i1 [[BIT]], label [[L1:%.*]], label [[L0:%.*]] ; IS__TUNIT____-NEXT: [[BIT:%.*]] = trunc i32 [[TMP2]] to i1
; CHECK: l0: ; IS__TUNIT____-NEXT: br i1 [[BIT]], label [[L1:%.*]], label [[L0:%.*]]
; CHECK-NEXT: ret i1 false ; IS__TUNIT____: l0:
; CHECK: l1: ; IS__TUNIT____-NEXT: ret i1 false
; CHECK-NEXT: ret i1 true ; IS__TUNIT____: l1:
; IS__TUNIT____-NEXT: ret i1 true
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@c4
; IS__CGSCC____-SAME: (i32* nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]])
; IS__CGSCC____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; IS__CGSCC____-NEXT: [[BIT:%.*]] = trunc i32 [[TMP2]] to i1
; IS__CGSCC____-NEXT: br i1 [[BIT]], label [[L1:%.*]], label [[L0:%.*]]
; IS__CGSCC____: l0:
; IS__CGSCC____-NEXT: ret i1 false
; IS__CGSCC____: l1:
; IS__CGSCC____-NEXT: ret i1 true
; ;
%tmp = ptrtoint i32* %q to i32 %tmp = ptrtoint i32* %q to i32
%tmp2 = lshr i32 %tmp, %bitno %tmp2 = lshr i32 %tmp, %bitno
%bit = trunc i32 %tmp2 to i1 %bit = trunc i32 %tmp2 to i1
br i1 %bit, label %l1, label %l0 br i1 %bit, label %l1, label %l0
l0: l0:
ret i1 0 ; escaping value not caught by def-use chaining. ret i1 0 ; escaping value not caught by def-use chaining.
l1: l1:
ret i1 1 ; escaping value not caught by def-use chaining. ret i1 1 ; escaping value not caught by def-use chaining.
} }
; c4b is c4 but without the escaping part ; c4b is c4 but without the escaping part
define i1 @c4b(i32* %q, i32 %bitno) { define i1 @c4b(i32* %q, i32 %bitno) {
; CHECK-LABEL: define {{[^@]+}}@c4b ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@c4b
; CHECK-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32 ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; CHECK-NEXT: [[BIT:%.*]] = trunc i32 [[TMP2]] to i1 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; CHECK-NEXT: br i1 [[BIT]], label [[L1:%.*]], label [[L0:%.*]] ; IS__TUNIT____-NEXT: [[BIT:%.*]] = trunc i32 [[TMP2]] to i1
; CHECK: l0: ; IS__TUNIT____-NEXT: br i1 [[BIT]], label [[L1:%.*]], label [[L0:%.*]]
; CHECK-NEXT: ret i1 false ; IS__TUNIT____: l0:
; CHECK: l1: ; IS__TUNIT____-NEXT: ret i1 false
; CHECK-NEXT: ret i1 false ; IS__TUNIT____: l1:
; IS__TUNIT____-NEXT: ret i1 false
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@c4b
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]])
; IS__CGSCC____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; IS__CGSCC____-NEXT: [[BIT:%.*]] = trunc i32 [[TMP2]] to i1
; IS__CGSCC____-NEXT: br i1 [[BIT]], label [[L1:%.*]], label [[L0:%.*]]
; IS__CGSCC____: l0:
; IS__CGSCC____-NEXT: ret i1 false
; IS__CGSCC____: l1:
; IS__CGSCC____-NEXT: ret i1 false
; ;
%tmp = ptrtoint i32* %q to i32 %tmp = ptrtoint i32* %q to i32
%tmp2 = lshr i32 %tmp, %bitno %tmp2 = lshr i32 %tmp, %bitno
%bit = trunc i32 %tmp2 to i1 %bit = trunc i32 %tmp2 to i1
br i1 %bit, label %l1, label %l0 br i1 %bit, label %l1, label %l0
l0: l0:
ret i1 0 ; not escaping! ret i1 0 ; not escaping!
l1: l1:
ret i1 0 ; not escaping! ret i1 0 ; not escaping!
} }
@lookup_table = global [2 x i1] [ i1 0, i1 1 ] @lookup_table = global [2 x i1] [ i1 0, i1 1 ]
define i1 @c5(i32* %q, i32 %bitno) { define i1 @c5(i32* %q, i32 %bitno) {
; CHECK-LABEL: define {{[^@]+}}@c5 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nofree readonly [[Q:%.*]], i32 [[BITNO:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@c5
; CHECK-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32 ; IS__TUNIT____-SAME: (i32* nofree readonly [[Q:%.*]], i32 [[BITNO:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; CHECK-NEXT: [[BIT:%.*]] = and i32 [[TMP2]], 1 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; CHECK-NEXT: [[LOOKUP:%.*]] = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 [[BIT]] ; IS__TUNIT____-NEXT: [[BIT:%.*]] = and i32 [[TMP2]], 1
; CHECK-NEXT: [[VAL:%.*]] = load i1, i1* [[LOOKUP]], align 1 ; IS__TUNIT____-NEXT: [[LOOKUP:%.*]] = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 [[BIT]]
; CHECK-NEXT: ret i1 [[VAL]] ; IS__TUNIT____-NEXT: [[VAL:%.*]] = load i1, i1* [[LOOKUP]], align 1
; IS__TUNIT____-NEXT: ret i1 [[VAL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@c5
; IS__CGSCC____-SAME: (i32* nofree readonly [[Q:%.*]], i32 [[BITNO:%.*]])
; IS__CGSCC____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; IS__CGSCC____-NEXT: [[BIT:%.*]] = and i32 [[TMP2]], 1
; IS__CGSCC____-NEXT: [[LOOKUP:%.*]] = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 [[BIT]]
; IS__CGSCC____-NEXT: [[VAL:%.*]] = load i1, i1* [[LOOKUP]], align 1
; IS__CGSCC____-NEXT: ret i1 [[VAL]]
; ;
%tmp = ptrtoint i32* %q to i32 %tmp = ptrtoint i32* %q to i32
%tmp2 = lshr i32 %tmp, %bitno %tmp2 = lshr i32 %tmp, %bitno
%bit = and i32 %tmp2, 1 %bit = and i32 %tmp2, 1
; subtle escape mechanism follows ; subtle escape mechanism follows
%lookup = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 %bit %lookup = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 %bit
%val = load i1, i1* %lookup %val = load i1, i1* %lookup
ret i1 %val ret i1 %val
} }
declare void @throw_if_bit_set(i8*, i8) readonly declare void @throw_if_bit_set(i8*, i8) readonly
define i1 @c6(i8* %q, i8 %bit) personality i32 (...)* @__gxx_personality_v0 { define i1 @c6(i8* %q, i8 %bit) personality i32 (...)* @__gxx_personality_v0 {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@c6 ; CHECK-LABEL: define {{[^@]+}}@c6
; CHECK-SAME: (i8* readonly [[Q:%.*]], i8 [[BIT:%.*]]) #4 personality i32 (...)* @__gxx_personality_v0 ; CHECK-SAME: (i8* readonly [[Q:%.*]], i8 [[BIT:%.*]]) #4 personality i32 (...)* @__gxx_personality_v0
; CHECK-NEXT: invoke void @throw_if_bit_set(i8* readonly [[Q]], i8 [[BIT]]) ; CHECK-NEXT: invoke void @throw_if_bit_set(i8* readonly [[Q]], i8 [[BIT]])
; CHECK-NEXT: to label [[RET0:%.*]] unwind label [[RET1:%.*]] ; CHECK-NEXT: to label [[RET0:%.*]] unwind label [[RET1:%.*]]
; CHECK: ret0: ; CHECK: ret0:
; CHECK-NEXT: ret i1 false ; CHECK-NEXT: ret i1 false
; CHECK: ret1: ; CHECK: ret1:
; CHECK-NEXT: [[EXN:%.*]] = landingpad { i8*, i32 } ; CHECK-NEXT: [[EXN:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: cleanup ; CHECK-NEXT: cleanup
; CHECK-NEXT: ret i1 true ; CHECK-NEXT: ret i1 true
; ;
invoke void @throw_if_bit_set(i8* %q, i8 %bit) invoke void @throw_if_bit_set(i8* %q, i8 %bit)
to label %ret0 unwind label %ret1 to label %ret0 unwind label %ret1
ret0: ret0:
ret i1 0 ret i1 0
ret1: ret1:
%exn = landingpad {i8*, i32} %exn = landingpad {i8*, i32}
cleanup cleanup
ret i1 1 ret i1 1
} }
declare i32 @__gxx_personality_v0(...) declare i32 @__gxx_personality_v0(...)
define i1* @lookup_bit(i32* %q, i32 %bitno) readnone nounwind { define i1* @lookup_bit(i32* %q, i32 %bitno) readnone nounwind {
; CHECK-LABEL: define {{[^@]+}}@lookup_bit ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@lookup_bit
; CHECK-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32 ; IS__TUNIT____-SAME: (i32* nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; CHECK-NEXT: [[BIT:%.*]] = and i32 [[TMP2]], 1 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; CHECK-NEXT: [[LOOKUP:%.*]] = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 [[BIT]] ; IS__TUNIT____-NEXT: [[BIT:%.*]] = and i32 [[TMP2]], 1
; CHECK-NEXT: ret i1* [[LOOKUP]] ; IS__TUNIT____-NEXT: [[LOOKUP:%.*]] = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 [[BIT]]
; IS__TUNIT____-NEXT: ret i1* [[LOOKUP]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@lookup_bit
; IS__CGSCC____-SAME: (i32* nofree readnone [[Q:%.*]], i32 [[BITNO:%.*]])
; IS__CGSCC____-NEXT: [[TMP:%.*]] = ptrtoint i32* [[Q]] to i32
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP]], [[BITNO]]
; IS__CGSCC____-NEXT: [[BIT:%.*]] = and i32 [[TMP2]], 1
; IS__CGSCC____-NEXT: [[LOOKUP:%.*]] = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 [[BIT]]
; IS__CGSCC____-NEXT: ret i1* [[LOOKUP]]
; ;
%tmp = ptrtoint i32* %q to i32 %tmp = ptrtoint i32* %q to i32
%tmp2 = lshr i32 %tmp, %bitno %tmp2 = lshr i32 %tmp, %bitno
%bit = and i32 %tmp2, 1 %bit = and i32 %tmp2, 1
%lookup = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 %bit %lookup = getelementptr [2 x i1], [2 x i1]* @lookup_table, i32 0, i32 %bit
ret i1* %lookup ret i1* %lookup
} }
define i1 @c7(i32* %q, i32 %bitno) { define i1 @c7(i32* %q, i32 %bitno) {
; CHECK-LABEL: define {{[^@]+}}@c7 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nofree readonly [[Q:%.*]], i32 [[BITNO:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@c7
; CHECK-NEXT: [[PTR:%.*]] = call i1* @lookup_bit(i32* noalias nofree readnone [[Q]], i32 [[BITNO]]) ; IS__TUNIT____-SAME: (i32* nofree readonly [[Q:%.*]], i32 [[BITNO:%.*]])
; CHECK-NEXT: [[VAL:%.*]] = load i1, i1* [[PTR]], align 1 ; IS__TUNIT____-NEXT: [[PTR:%.*]] = call i1* @lookup_bit(i32* noalias nofree readnone [[Q]], i32 [[BITNO]])
; CHECK-NEXT: ret i1 [[VAL]] ; IS__TUNIT____-NEXT: [[VAL:%.*]] = load i1, i1* [[PTR]], align 1
; IS__TUNIT____-NEXT: ret i1 [[VAL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@c7
; IS__CGSCC____-SAME: (i32* nofree readonly [[Q:%.*]], i32 [[BITNO:%.*]])
; IS__CGSCC____-NEXT: [[PTR:%.*]] = call i1* @lookup_bit(i32* noalias nofree readnone [[Q]], i32 [[BITNO]])
; IS__CGSCC____-NEXT: [[VAL:%.*]] = load i1, i1* [[PTR]], align 1
; IS__CGSCC____-NEXT: ret i1 [[VAL]]
; ;
%ptr = call i1* @lookup_bit(i32* %q, i32 %bitno) %ptr = call i1* @lookup_bit(i32* %q, i32 %bitno)
%val = load i1, i1* %ptr %val = load i1, i1* %ptr
ret i1 %val ret i1 %val
} }
define i32 @nc1(i32* %q, i32* %p, i1 %b) { define i32 @nc1(i32* %q, i32* %p, i1 %b) {
; CHECK-LABEL: define {{[^@]+}}@nc1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; CHECK-SAME: (i32* nofree [[Q:%.*]], i32* nocapture nofree [[P:%.*]], i1 [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@nc1
; CHECK-NEXT: e: ; IS__TUNIT____-SAME: (i32* nofree [[Q:%.*]], i32* nocapture nofree [[P:%.*]], i1 [[B:%.*]])
; CHECK-NEXT: br label [[L:%.*]] ; IS__TUNIT____-NEXT: e:
; CHECK: l: ; IS__TUNIT____-NEXT: br label [[L:%.*]]
; CHECK-NEXT: [[X:%.*]] = phi i32* [ [[P]], [[E:%.*]] ] ; IS__TUNIT____: l:
; CHECK-NEXT: [[Y:%.*]] = phi i32* [ [[Q]], [[E]] ] ; IS__TUNIT____-NEXT: [[X:%.*]] = phi i32* [ [[P]], [[E:%.*]] ]
; CHECK-NEXT: [[TMP:%.*]] = bitcast i32* [[X]] to i32* ; IS__TUNIT____-NEXT: [[Y:%.*]] = phi i32* [ [[Q]], [[E]] ]
; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[B]], i32* [[TMP]], i32* [[Y]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = bitcast i32* [[X]] to i32*
; CHECK-NEXT: [[VAL:%.*]] = load i32, i32* [[TMP2]], align 4 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = select i1 [[B]], i32* [[TMP]], i32* [[Y]]
; CHECK-NEXT: store i32 0, i32* [[TMP]], align 4 ; IS__TUNIT____-NEXT: [[VAL:%.*]] = load i32, i32* [[TMP2]], align 4
; CHECK-NEXT: store i32* [[Y]], i32** @g, align 8 ; IS__TUNIT____-NEXT: store i32 0, i32* [[TMP]], align 4
; CHECK-NEXT: ret i32 [[VAL]] ; IS__TUNIT____-NEXT: store i32* [[Y]], i32** @g, align 8
; IS__TUNIT____-NEXT: ret i32 [[VAL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@nc1
; IS__CGSCC____-SAME: (i32* nofree [[Q:%.*]], i32* nocapture nofree [[P:%.*]], i1 [[B:%.*]])
; IS__CGSCC____-NEXT: e:
; IS__CGSCC____-NEXT: br label [[L:%.*]]
; IS__CGSCC____: l:
; IS__CGSCC____-NEXT: [[X:%.*]] = phi i32* [ [[P]], [[E:%.*]] ]
; IS__CGSCC____-NEXT: [[Y:%.*]] = phi i32* [ [[Q]], [[E]] ]
; IS__CGSCC____-NEXT: [[TMP:%.*]] = bitcast i32* [[X]] to i32*
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = select i1 [[B]], i32* [[TMP]], i32* [[Y]]
; IS__CGSCC____-NEXT: [[VAL:%.*]] = load i32, i32* [[TMP2]], align 4
; IS__CGSCC____-NEXT: store i32 0, i32* [[TMP]], align 4
; IS__CGSCC____-NEXT: store i32* [[Y]], i32** @g, align 8
; IS__CGSCC____-NEXT: ret i32 [[VAL]]
; ;
e: e:
br label %l br label %l
l: l:
%x = phi i32* [ %p, %e ] %x = phi i32* [ %p, %e ]
%y = phi i32* [ %q, %e ] %y = phi i32* [ %q, %e ]
%tmp = bitcast i32* %x to i32* ; <i32*> [#uses=2] %tmp = bitcast i32* %x to i32* ; <i32*> [#uses=2]
%tmp2 = select i1 %b, i32* %tmp, i32* %y %tmp2 = select i1 %b, i32* %tmp, i32* %y
%val = load i32, i32* %tmp2 ; <i32> [#uses=1] %val = load i32, i32* %tmp2 ; <i32> [#uses=1]
store i32 0, i32* %tmp store i32 0, i32* %tmp
store i32* %y, i32** @g store i32* %y, i32** @g
ret i32 %val ret i32 %val
} }
define i32 @nc1_addrspace(i32* %q, i32 addrspace(1)* %p, i1 %b) { define i32 @nc1_addrspace(i32* %q, i32 addrspace(1)* %p, i1 %b) {
; CHECK-LABEL: define {{[^@]+}}@nc1_addrspace ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; CHECK-SAME: (i32* nofree [[Q:%.*]], i32 addrspace(1)* nocapture nofree [[P:%.*]], i1 [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@nc1_addrspace
; CHECK-NEXT: e: ; IS__TUNIT____-SAME: (i32* nofree [[Q:%.*]], i32 addrspace(1)* nocapture nofree [[P:%.*]], i1 [[B:%.*]])
; CHECK-NEXT: br label [[L:%.*]] ; IS__TUNIT____-NEXT: e:
; CHECK: l: ; IS__TUNIT____-NEXT: br label [[L:%.*]]
; CHECK-NEXT: [[X:%.*]] = phi i32 addrspace(1)* [ [[P]], [[E:%.*]] ] ; IS__TUNIT____: l:
; CHECK-NEXT: [[Y:%.*]] = phi i32* [ [[Q]], [[E]] ] ; IS__TUNIT____-NEXT: [[X:%.*]] = phi i32 addrspace(1)* [ [[P]], [[E:%.*]] ]
; CHECK-NEXT: [[TMP:%.*]] = addrspacecast i32 addrspace(1)* [[X]] to i32* ; IS__TUNIT____-NEXT: [[Y:%.*]] = phi i32* [ [[Q]], [[E]] ]
; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[B]], i32* [[TMP]], i32* [[Y]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = addrspacecast i32 addrspace(1)* [[X]] to i32*
; CHECK-NEXT: [[VAL:%.*]] = load i32, i32* [[TMP2]], align 4 ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = select i1 [[B]], i32* [[TMP]], i32* [[Y]]
; CHECK-NEXT: store i32 0, i32* [[TMP]], align 4 ; IS__TUNIT____-NEXT: [[VAL:%.*]] = load i32, i32* [[TMP2]], align 4
; CHECK-NEXT: store i32* [[Y]], i32** @g, align 8 ; IS__TUNIT____-NEXT: store i32 0, i32* [[TMP]], align 4
; CHECK-NEXT: ret i32 [[VAL]] ; IS__TUNIT____-NEXT: store i32* [[Y]], i32** @g, align 8
; IS__TUNIT____-NEXT: ret i32 [[VAL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@nc1_addrspace
; IS__CGSCC____-SAME: (i32* nofree [[Q:%.*]], i32 addrspace(1)* nocapture nofree [[P:%.*]], i1 [[B:%.*]])
; IS__CGSCC____-NEXT: e:
; IS__CGSCC____-NEXT: br label [[L:%.*]]
; IS__CGSCC____: l:
; IS__CGSCC____-NEXT: [[X:%.*]] = phi i32 addrspace(1)* [ [[P]], [[E:%.*]] ]
; IS__CGSCC____-NEXT: [[Y:%.*]] = phi i32* [ [[Q]], [[E]] ]
; IS__CGSCC____-NEXT: [[TMP:%.*]] = addrspacecast i32 addrspace(1)* [[X]] to i32*
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = select i1 [[B]], i32* [[TMP]], i32* [[Y]]
; IS__CGSCC____-NEXT: [[VAL:%.*]] = load i32, i32* [[TMP2]], align 4
; IS__CGSCC____-NEXT: store i32 0, i32* [[TMP]], align 4
; IS__CGSCC____-NEXT: store i32* [[Y]], i32** @g, align 8
; IS__CGSCC____-NEXT: ret i32 [[VAL]]
; ;
e: e:
br label %l br label %l
l: l:
%x = phi i32 addrspace(1)* [ %p, %e ] %x = phi i32 addrspace(1)* [ %p, %e ]
%y = phi i32* [ %q, %e ] %y = phi i32* [ %q, %e ]
%tmp = addrspacecast i32 addrspace(1)* %x to i32* ; <i32*> [#uses=2] %tmp = addrspacecast i32 addrspace(1)* %x to i32* ; <i32*> [#uses=2]
%tmp2 = select i1 %b, i32* %tmp, i32* %y %tmp2 = select i1 %b, i32* %tmp, i32* %y
%val = load i32, i32* %tmp2 ; <i32> [#uses=1] %val = load i32, i32* %tmp2 ; <i32> [#uses=1]
store i32 0, i32* %tmp store i32 0, i32* %tmp
store i32* %y, i32** @g store i32* %y, i32** @g
ret i32 %val ret i32 %val
} }
define void @nc2(i32* %p, i32* %q) { define void @nc2(i32* %p, i32* %q) {
; CHECK-LABEL: define {{[^@]+}}@nc2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; CHECK-SAME: (i32* nocapture nofree [[P:%.*]], i32* nofree [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@nc2
; CHECK-NEXT: [[TMP1:%.*]] = call i32 @nc1(i32* nofree [[Q]], i32* nocapture nofree [[P]], i1 false) ; IS__TUNIT____-SAME: (i32* nocapture nofree [[P:%.*]], i32* nofree [[Q:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i32 @nc1(i32* nofree [[Q]], i32* nocapture nofree [[P]], i1 false)
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@nc2
; IS__CGSCC____-SAME: (i32* nocapture nofree [[P:%.*]], i32* nofree [[Q:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i32 @nc1(i32* nofree [[Q]], i32* nocapture nofree [[P]], i1 false)
; IS__CGSCC____-NEXT: ret void
; ;
%1 = call i32 @nc1(i32* %q, i32* %p, i1 0) ; <i32> [#uses=0] %1 = call i32 @nc1(i32* %q, i32* %p, i1 0) ; <i32> [#uses=0]
ret void ret void
} }
define void @nc3(void ()* %p) { define void @nc3(void ()* %p) {
; CHECK-LABEL: define {{[^@]+}}@nc3 ; CHECK-LABEL: define {{[^@]+}}@nc3
; CHECK-SAME: (void ()* nocapture nofree nonnull [[P:%.*]]) ; CHECK-SAME: (void ()* nocapture nofree nonnull [[P:%.*]])
; CHECK-NEXT: call void [[P]]() ; CHECK-NEXT: call void [[P]]()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void %p() call void %p()
ret void ret void
} }
; The following test is tricky because improvements to AAIsDead can cause the call to be removed. ; The following test is tricky because improvements to AAIsDead can cause the call to be removed.
; FIXME: readonly and nocapture missing on the pointer. ; FIXME: readonly and nocapture missing on the pointer.
declare void @external(i8* readonly) nounwind argmemonly declare void @external(i8* readonly) nounwind argmemonly
define void @nc4(i8* %p) { define void @nc4(i8* %p) {
; CHECK: Function Attrs: argmemonly nounwind
; CHECK-LABEL: define {{[^@]+}}@nc4 ; CHECK-LABEL: define {{[^@]+}}@nc4
; CHECK-SAME: (i8* [[P:%.*]]) ; CHECK-SAME: (i8* [[P:%.*]])
; CHECK-NEXT: call void @external(i8* readonly [[P]]) ; CHECK-NEXT: call void @external(i8* readonly [[P]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @external(i8* %p) call void @external(i8* %p)
ret void ret void
} }
define void @nc5(void (i8*)* %f, i8* %p) { define void @nc5(void (i8*)* %f, i8* %p) {
; CHECK-LABEL: define {{[^@]+}}@nc5 ; CHECK-LABEL: define {{[^@]+}}@nc5
; CHECK-SAME: (void (i8*)* nocapture nofree nonnull [[F:%.*]], i8* nocapture [[P:%.*]]) ; CHECK-SAME: (void (i8*)* nocapture nofree nonnull [[F:%.*]], i8* nocapture [[P:%.*]])
; CHECK-NEXT: call void [[F]](i8* nocapture [[P]]) ; CHECK-NEXT: call void [[F]](i8* nocapture [[P]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void %f(i8* %p) readonly nounwind call void %f(i8* %p) readonly nounwind
call void %f(i8* nocapture %p) call void %f(i8* nocapture %p)
ret void ret void
} }
; It would be acceptable to add readnone to %y1_1 and %y1_2. ; It would be acceptable to add readnone to %y1_1 and %y1_2.
define void @test1_1(i8* %x1_1, i8* %y1_1, i1 %c) { define void @test1_1(i8* %x1_1, i8* %y1_1, i1 %c) {
; CHECK: Function Attrs: nofree nosync nounwind writeonly
; CHECK-LABEL: define {{[^@]+}}@test1_1 ; CHECK-LABEL: define {{[^@]+}}@test1_1
; CHECK-SAME: (i8* nocapture nofree readnone [[X1_1:%.*]], i8* nocapture nofree readnone [[Y1_1:%.*]], i1 [[C:%.*]]) ; CHECK-SAME: (i8* nocapture nofree readnone [[X1_1:%.*]], i8* nocapture nofree readnone [[Y1_1:%.*]], i1 [[C:%.*]])
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @test1_2(i8* noalias nocapture nofree readnone undef, i8* noalias nofree readnone "no-capture-maybe-returned" [[Y1_1]], i1 [[C]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @test1_2(i8* noalias nocapture nofree readnone undef, i8* noalias nofree readnone "no-capture-maybe-returned" [[Y1_1]], i1 [[C]])
; CHECK-NEXT: store i32* null, i32** @g, align 8 ; CHECK-NEXT: store i32* null, i32** @g, align 8
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call i8* @test1_2(i8* %x1_1, i8* %y1_1, i1 %c) call i8* @test1_2(i8* %x1_1, i8* %y1_1, i1 %c)
store i32* null, i32** @g store i32* null, i32** @g
ret void ret void
} }
define i8* @test1_2(i8* %x1_2, i8* %y1_2, i1 %c) { define i8* @test1_2(i8* %x1_2, i8* %y1_2, i1 %c) {
; CHECK: Function Attrs: nofree nosync nounwind writeonly
; CHECK-LABEL: define {{[^@]+}}@test1_2 ; CHECK-LABEL: define {{[^@]+}}@test1_2
; CHECK-SAME: (i8* nocapture nofree readnone [[X1_2:%.*]], i8* nofree readnone returned "no-capture-maybe-returned" [[Y1_2:%.*]], i1 [[C:%.*]]) ; CHECK-SAME: (i8* nocapture nofree readnone [[X1_2:%.*]], i8* nofree readnone returned "no-capture-maybe-returned" [[Y1_2:%.*]], i1 [[C:%.*]])
; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; CHECK: t: ; CHECK: t:
; CHECK-NEXT: call void @test1_1(i8* noalias nocapture nofree readnone undef, i8* noalias nocapture nofree readnone [[Y1_2]], i1 [[C]]) ; CHECK-NEXT: call void @test1_1(i8* noalias nocapture nofree readnone undef, i8* noalias nocapture nofree readnone [[Y1_2]], i1 [[C]])
; CHECK-NEXT: store i32* null, i32** @g, align 8 ; CHECK-NEXT: store i32* null, i32** @g, align 8
; CHECK-NEXT: br label [[F]] ; CHECK-NEXT: br label [[F]]
; CHECK: f: ; CHECK: f:
; CHECK-NEXT: ret i8* [[Y1_2]] ; CHECK-NEXT: ret i8* [[Y1_2]]
; ;
br i1 %c, label %t, label %f br i1 %c, label %t, label %f
t: t:
call void @test1_1(i8* %x1_2, i8* %y1_2, i1 %c) call void @test1_1(i8* %x1_2, i8* %y1_2, i1 %c)
store i32* null, i32** @g store i32* null, i32** @g
br label %f br label %f
f: f:
ret i8* %y1_2 ret i8* %y1_2
} }
define void @test2(i8* %x2) { define void @test2(i8* %x2) {
; CHECK-LABEL: define {{[^@]+}}@test2 ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree readnone [[X2:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2
; CHECK-NEXT: unreachable ; IS__TUNIT____-SAME: (i8* nocapture nofree readnone [[X2:%.*]])
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[X2:%.*]])
; IS__CGSCC____-NEXT: unreachable
; ;
call void @test2(i8* %x2) call void @test2(i8* %x2)
store i32* null, i32** @g store i32* null, i32** @g
ret void ret void
} }
define void @test3(i8* %x3, i8* %y3, i8* %z3) { define void @test3(i8* %x3, i8* %y3, i8* %z3) {
; CHECK-LABEL: define {{[^@]+}}@test3 ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nocapture nofree readnone [[X3:%.*]], i8* nocapture nofree readnone [[Y3:%.*]], i8* nocapture nofree readnone [[Z3:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test3
; CHECK-NEXT: unreachable ; IS__TUNIT____-SAME: (i8* nocapture nofree readnone [[X3:%.*]], i8* nocapture nofree readnone [[Y3:%.*]], i8* nocapture nofree readnone [[Z3:%.*]])
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test3
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[X3:%.*]], i8* nocapture nofree readnone [[Y3:%.*]], i8* nocapture nofree readnone [[Z3:%.*]])
; IS__CGSCC____-NEXT: unreachable
; ;
call void @test3(i8* %z3, i8* %y3, i8* %x3) call void @test3(i8* %z3, i8* %y3, i8* %x3)
store i32* null, i32** @g store i32* null, i32** @g
ret void ret void
} }
define void @test4_1(i8* %x4_1, i1 %c) { define void @test4_1(i8* %x4_1, i1 %c) {
; CHECK: Function Attrs: nofree nosync nounwind writeonly
; CHECK-LABEL: define {{[^@]+}}@test4_1 ; CHECK-LABEL: define {{[^@]+}}@test4_1
; CHECK-SAME: (i8* nocapture nofree readnone [[X4_1:%.*]], i1 [[C:%.*]]) ; CHECK-SAME: (i8* nocapture nofree readnone [[X4_1:%.*]], i1 [[C:%.*]])
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @test4_2(i8* noalias nocapture nofree readnone undef, i8* noalias nofree readnone "no-capture-maybe-returned" [[X4_1]], i8* noalias nocapture nofree readnone undef, i1 [[C]]) ; CHECK-NEXT: [[TMP1:%.*]] = call i8* @test4_2(i8* noalias nocapture nofree readnone undef, i8* noalias nofree readnone "no-capture-maybe-returned" [[X4_1]], i8* noalias nocapture nofree readnone undef, i1 [[C]])
; CHECK-NEXT: store i32* null, i32** @g, align 8 ; CHECK-NEXT: store i32* null, i32** @g, align 8
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call i8* @test4_2(i8* %x4_1, i8* %x4_1, i8* %x4_1, i1 %c) call i8* @test4_2(i8* %x4_1, i8* %x4_1, i8* %x4_1, i1 %c)
store i32* null, i32** @g store i32* null, i32** @g
ret void ret void
} }
define i8* @test4_2(i8* %x4_2, i8* %y4_2, i8* %z4_2, i1 %c) { define i8* @test4_2(i8* %x4_2, i8* %y4_2, i8* %z4_2, i1 %c) {
; CHECK: Function Attrs: nofree nosync nounwind writeonly
; CHECK-LABEL: define {{[^@]+}}@test4_2 ; CHECK-LABEL: define {{[^@]+}}@test4_2
; CHECK-SAME: (i8* nocapture nofree readnone [[X4_2:%.*]], i8* nofree readnone returned "no-capture-maybe-returned" [[Y4_2:%.*]], i8* nocapture nofree readnone [[Z4_2:%.*]], i1 [[C:%.*]]) ; CHECK-SAME: (i8* nocapture nofree readnone [[X4_2:%.*]], i8* nofree readnone returned "no-capture-maybe-returned" [[Y4_2:%.*]], i8* nocapture nofree readnone [[Z4_2:%.*]], i1 [[C:%.*]])
; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; CHECK: t: ; CHECK: t:
; CHECK-NEXT: call void @test4_1(i8* noalias nocapture nofree readnone align 536870912 null, i1 [[C]]) ; CHECK-NEXT: call void @test4_1(i8* noalias nocapture nofree readnone align 536870912 null, i1 [[C]])
; CHECK-NEXT: store i32* null, i32** @g, align 8 ; CHECK-NEXT: store i32* null, i32** @g, align 8
; CHECK-NEXT: br label [[F]] ; CHECK-NEXT: br label [[F]]
; CHECK: f: ; CHECK: f:
Show All 32 Lines
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void (i8*, i8*, ...) @test6_1(i8* %x6_2, i8* %y6_2, i8* %z6_2) call void (i8*, i8*, ...) @test6_1(i8* %x6_2, i8* %y6_2, i8* %z6_2)
store i32* null, i32** @g store i32* null, i32** @g
ret void ret void
} }
define void @test_cmpxchg(i32* %p) { define void @test_cmpxchg(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test_cmpxchg ; IS__TUNIT____: Function Attrs: argmemonly nofree nounwind willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull dereferenceable(4) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_cmpxchg
; CHECK-NEXT: [[TMP1:%.*]] = cmpxchg i32* [[P]], i32 0, i32 1 acquire monotonic ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull dereferenceable(4) [[P:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = cmpxchg i32* [[P]], i32 0, i32 1 acquire monotonic
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_cmpxchg
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = cmpxchg i32* [[P]], i32 0, i32 1 acquire monotonic
; IS__CGSCC____-NEXT: ret void
; ;
cmpxchg i32* %p, i32 0, i32 1 acquire monotonic cmpxchg i32* %p, i32 0, i32 1 acquire monotonic
ret void ret void
} }
define void @test_cmpxchg_ptr(i32** %p, i32* %q) { define void @test_cmpxchg_ptr(i32** %p, i32* %q) {
; CHECK-LABEL: define {{[^@]+}}@test_cmpxchg_ptr ; IS__TUNIT____: Function Attrs: argmemonly nofree nounwind willreturn
; CHECK-SAME: (i32** nocapture nofree nonnull dereferenceable(8) [[P:%.*]], i32* nofree [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_cmpxchg_ptr
; CHECK-NEXT: [[TMP1:%.*]] = cmpxchg i32** [[P]], i32* null, i32* [[Q]] acquire monotonic ; IS__TUNIT____-SAME: (i32** nocapture nofree nonnull dereferenceable(8) [[P:%.*]], i32* nofree [[Q:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = cmpxchg i32** [[P]], i32* null, i32* [[Q]] acquire monotonic
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_cmpxchg_ptr
; IS__CGSCC____-SAME: (i32** nocapture nofree nonnull dereferenceable(8) [[P:%.*]], i32* nofree [[Q:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = cmpxchg i32** [[P]], i32* null, i32* [[Q]] acquire monotonic
; IS__CGSCC____-NEXT: ret void
; ;
cmpxchg i32** %p, i32* null, i32* %q acquire monotonic cmpxchg i32** %p, i32* null, i32* %q acquire monotonic
ret void ret void
} }
define void @test_atomicrmw(i32* %p) { define void @test_atomicrmw(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test_atomicrmw ; IS__TUNIT____: Function Attrs: argmemonly nofree nounwind willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull dereferenceable(4) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_atomicrmw
; CHECK-NEXT: [[TMP1:%.*]] = atomicrmw add i32* [[P]], i32 1 seq_cst ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull dereferenceable(4) [[P:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = atomicrmw add i32* [[P]], i32 1 seq_cst
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_atomicrmw
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = atomicrmw add i32* [[P]], i32 1 seq_cst
; IS__CGSCC____-NEXT: ret void
; ;
atomicrmw add i32* %p, i32 1 seq_cst atomicrmw add i32* %p, i32 1 seq_cst
ret void ret void
} }
define void @test_volatile(i32* %x) { define void @test_volatile(i32* %x) {
; CHECK-LABEL: define {{[^@]+}}@test_volatile ; IS__TUNIT____: Function Attrs: argmemonly nofree nounwind willreturn
; CHECK-SAME: (i32* nofree align 4 [[X:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_volatile
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree align 4 [[X:%.*]])
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, i32* [[X]], i64 1 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: store volatile i32 0, i32* [[GEP]], align 4 ; IS__TUNIT____-NEXT: [[GEP:%.*]] = getelementptr i32, i32* [[X]], i64 1
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store volatile i32 0, i32* [[GEP]], align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_volatile
; IS__CGSCC____-SAME: (i32* nofree align 4 [[X:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[GEP:%.*]] = getelementptr i32, i32* [[X]], i64 1
; IS__CGSCC____-NEXT: store volatile i32 0, i32* [[GEP]], align 4
; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%gep = getelementptr i32, i32* %x, i64 1 %gep = getelementptr i32, i32* %x, i64 1
store volatile i32 0, i32* %gep, align 4 store volatile i32 0, i32* %gep, align 4
ret void ret void
} }
define void @nocaptureLaunder(i8* %p) { define void @nocaptureLaunder(i8* %p) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@nocaptureLaunder ; CHECK-LABEL: define {{[^@]+}}@nocaptureLaunder
; CHECK-SAME: (i8* nocapture [[P:%.*]]) ; CHECK-SAME: (i8* nocapture [[P:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.launder.invariant.group.p0i8(i8* [[P]]) ; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.launder.invariant.group.p0i8(i8* [[P]])
; CHECK-NEXT: store i8 42, i8* [[B]], align 1 ; CHECK-NEXT: store i8 42, i8* [[B]], align 1
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
entry: entry:
%b = call i8* @llvm.launder.invariant.group.p0i8(i8* %p) %b = call i8* @llvm.launder.invariant.group.p0i8(i8* %p)
store i8 42, i8* %b store i8 42, i8* %b
ret void ret void
} }
@g2 = global i8* null @g2 = global i8* null
define void @captureLaunder(i8* %p) { define void @captureLaunder(i8* %p) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@captureLaunder ; CHECK-LABEL: define {{[^@]+}}@captureLaunder
; CHECK-SAME: (i8* [[P:%.*]]) ; CHECK-SAME: (i8* [[P:%.*]])
; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.launder.invariant.group.p0i8(i8* [[P]]) ; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.launder.invariant.group.p0i8(i8* [[P]])
; CHECK-NEXT: store i8* [[B]], i8** @g2, align 8 ; CHECK-NEXT: store i8* [[B]], i8** @g2, align 8
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%b = call i8* @llvm.launder.invariant.group.p0i8(i8* %p) %b = call i8* @llvm.launder.invariant.group.p0i8(i8* %p)
store i8* %b, i8** @g2 store i8* %b, i8** @g2
ret void ret void
} }
define void @nocaptureStrip(i8* %p) { define void @nocaptureStrip(i8* %p) {
; CHECK: Function Attrs: nosync nounwind willreturn writeonly
; CHECK-LABEL: define {{[^@]+}}@nocaptureStrip ; CHECK-LABEL: define {{[^@]+}}@nocaptureStrip
; CHECK-SAME: (i8* nocapture writeonly [[P:%.*]]) ; CHECK-SAME: (i8* nocapture writeonly [[P:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.strip.invariant.group.p0i8(i8* noalias readnone [[P]]) ; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.strip.invariant.group.p0i8(i8* noalias readnone [[P]])
; CHECK-NEXT: store i8 42, i8* [[B]], align 1 ; CHECK-NEXT: store i8 42, i8* [[B]], align 1
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
entry: entry:
%b = call i8* @llvm.strip.invariant.group.p0i8(i8* %p) %b = call i8* @llvm.strip.invariant.group.p0i8(i8* %p)
store i8 42, i8* %b store i8 42, i8* %b
ret void ret void
} }
@g3 = global i8* null @g3 = global i8* null
define void @captureStrip(i8* %p) { define void @captureStrip(i8* %p) {
; CHECK: Function Attrs: nosync nounwind willreturn writeonly
; CHECK-LABEL: define {{[^@]+}}@captureStrip ; CHECK-LABEL: define {{[^@]+}}@captureStrip
; CHECK-SAME: (i8* writeonly [[P:%.*]]) ; CHECK-SAME: (i8* writeonly [[P:%.*]])
; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.strip.invariant.group.p0i8(i8* noalias readnone [[P]]) ; CHECK-NEXT: [[B:%.*]] = call i8* @llvm.strip.invariant.group.p0i8(i8* noalias readnone [[P]])
; CHECK-NEXT: store i8* [[B]], i8** @g3, align 8 ; CHECK-NEXT: store i8* [[B]], i8** @g3, align 8
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%b = call i8* @llvm.strip.invariant.group.p0i8(i8* %p) %b = call i8* @llvm.strip.invariant.group.p0i8(i8* %p)
store i8* %b, i8** @g3 store i8* %b, i8** @g3
ret void ret void
} }
define i1 @captureICmp(i32* %x) { define i1 @captureICmp(i32* %x) {
; CHECK-LABEL: define {{[^@]+}}@captureICmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone [[X:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@captureICmp
; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i32* [[X]], null ; IS__TUNIT____-SAME: (i32* nofree readnone [[X:%.*]])
; CHECK-NEXT: ret i1 [[TMP1]] ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = icmp eq i32* [[X]], null
; IS__TUNIT____-NEXT: ret i1 [[TMP1]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@captureICmp
; IS__CGSCC____-SAME: (i32* nofree readnone [[X:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = icmp eq i32* [[X]], null
; IS__CGSCC____-NEXT: ret i1 [[TMP1]]
; ;
%1 = icmp eq i32* %x, null %1 = icmp eq i32* %x, null
ret i1 %1 ret i1 %1
} }
define i1 @captureICmpRev(i32* %x) { define i1 @captureICmpRev(i32* %x) {
; CHECK-LABEL: define {{[^@]+}}@captureICmpRev ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone [[X:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@captureICmpRev
; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i32* null, [[X]] ; IS__TUNIT____-SAME: (i32* nofree readnone [[X:%.*]])
; CHECK-NEXT: ret i1 [[TMP1]] ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = icmp eq i32* null, [[X]]
; IS__TUNIT____-NEXT: ret i1 [[TMP1]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@captureICmpRev
; IS__CGSCC____-SAME: (i32* nofree readnone [[X:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = icmp eq i32* null, [[X]]
; IS__CGSCC____-NEXT: ret i1 [[TMP1]]
; ;
%1 = icmp eq i32* null, %x %1 = icmp eq i32* null, %x
ret i1 %1 ret i1 %1
} }
define i1 @nocaptureInboundsGEPICmp(i32* %x) { define i1 @nocaptureInboundsGEPICmp(i32* %x) {
; CHECK-LABEL: define {{[^@]+}}@nocaptureInboundsGEPICmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[X:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@nocaptureInboundsGEPICmp
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[X]], i32 5 ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[X:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[TMP1]] to i8* ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[X]], i32 5
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i8* [[TMP2]], null ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = bitcast i32* [[TMP1]] to i8*
; CHECK-NEXT: ret i1 [[TMP3]] ; IS__TUNIT____-NEXT: [[TMP3:%.*]] = icmp eq i8* [[TMP2]], null
; IS__TUNIT____-NEXT: ret i1 [[TMP3]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@nocaptureInboundsGEPICmp
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[X:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[X]], i32 5
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = bitcast i32* [[TMP1]] to i8*
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = icmp eq i8* [[TMP2]], null
; IS__CGSCC____-NEXT: ret i1 [[TMP3]]
; ;
%1 = getelementptr inbounds i32, i32* %x, i32 5 %1 = getelementptr inbounds i32, i32* %x, i32 5
%2 = bitcast i32* %1 to i8* %2 = bitcast i32* %1 to i8*
%3 = icmp eq i8* %2, null %3 = icmp eq i8* %2, null
ret i1 %3 ret i1 %3
} }
define i1 @nocaptureInboundsGEPICmpRev(i32* %x) { define i1 @nocaptureInboundsGEPICmpRev(i32* %x) {
; CHECK-LABEL: define {{[^@]+}}@nocaptureInboundsGEPICmpRev ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[X:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@nocaptureInboundsGEPICmpRev
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[X]], i32 5 ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[X:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[TMP1]] to i8* ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[X]], i32 5
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i8* null, [[TMP2]] ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = bitcast i32* [[TMP1]] to i8*
; CHECK-NEXT: ret i1 [[TMP3]] ; IS__TUNIT____-NEXT: [[TMP3:%.*]] = icmp eq i8* null, [[TMP2]]
; IS__TUNIT____-NEXT: ret i1 [[TMP3]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@nocaptureInboundsGEPICmpRev
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[X:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[X]], i32 5
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = bitcast i32* [[TMP1]] to i8*
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = icmp eq i8* null, [[TMP2]]
; IS__CGSCC____-NEXT: ret i1 [[TMP3]]
; ;
%1 = getelementptr inbounds i32, i32* %x, i32 5 %1 = getelementptr inbounds i32, i32* %x, i32 5
%2 = bitcast i32* %1 to i8* %2 = bitcast i32* %1 to i8*
%3 = icmp eq i8* null, %2 %3 = icmp eq i8* null, %2
ret i1 %3 ret i1 %3
} }
define i1 @nocaptureDereferenceableOrNullICmp(i32* dereferenceable_or_null(4) %x) { define i1 @nocaptureDereferenceableOrNullICmp(i32* dereferenceable_or_null(4) %x) {
; CHECK-LABEL: define {{[^@]+}}@nocaptureDereferenceableOrNullICmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nocapture nofree readnone dereferenceable_or_null(4) [[X:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@nocaptureDereferenceableOrNullICmp
; CHECK-NEXT: [[TMP1:%.*]] = bitcast i32* [[X]] to i8* ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone dereferenceable_or_null(4) [[X:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP1]], null ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = bitcast i32* [[X]] to i8*
; CHECK-NEXT: ret i1 [[TMP2]] ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP1]], null
; IS__TUNIT____-NEXT: ret i1 [[TMP2]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@nocaptureDereferenceableOrNullICmp
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone dereferenceable_or_null(4) [[X:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = bitcast i32* [[X]] to i8*
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP1]], null
; IS__CGSCC____-NEXT: ret i1 [[TMP2]]
; ;
%1 = bitcast i32* %x to i8* %1 = bitcast i32* %x to i8*
%2 = icmp eq i8* %1, null %2 = icmp eq i8* %1, null
ret i1 %2 ret i1 %2
} }
define i1 @captureDereferenceableOrNullICmp(i32* dereferenceable_or_null(4) %x) null_pointer_is_valid { define i1 @captureDereferenceableOrNullICmp(i32* dereferenceable_or_null(4) %x) null_pointer_is_valid {
; CHECK-LABEL: define {{[^@]+}}@captureDereferenceableOrNullICmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind null_pointer_is_valid readnone willreturn
; CHECK-SAME: (i32* nofree readnone dereferenceable_or_null(4) [[X:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@captureDereferenceableOrNullICmp
; CHECK-NEXT: [[TMP1:%.*]] = bitcast i32* [[X]] to i8* ; IS__TUNIT____-SAME: (i32* nofree readnone dereferenceable_or_null(4) [[X:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP1]], null ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = bitcast i32* [[X]] to i8*
; CHECK-NEXT: ret i1 [[TMP2]] ; IS__TUNIT____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP1]], null
; IS__TUNIT____-NEXT: ret i1 [[TMP2]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind null_pointer_is_valid readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@captureDereferenceableOrNullICmp
; IS__CGSCC____-SAME: (i32* nofree readnone dereferenceable_or_null(4) [[X:%.*]])
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = bitcast i32* [[X]] to i8*
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP1]], null
; IS__CGSCC____-NEXT: ret i1 [[TMP2]]
; ;
%1 = bitcast i32* %x to i8* %1 = bitcast i32* %x to i8*
%2 = icmp eq i8* %1, null %2 = icmp eq i8* %1, null
ret i1 %2 ret i1 %2
} }
declare void @unknown(i8*) declare void @unknown(i8*)
; We know that 'null' in AS 0 does not alias anything and cannot be captured. Though the latter is not qurried -> derived atm. ; We know that 'null' in AS 0 does not alias anything and cannot be captured. Though the latter is not qurried -> derived atm.
define void @test_callsite() { define void @test_callsite() {
; CHECK-LABEL: define {{[^@]+}}@test_callsite() ; CHECK-LABEL: define {{[^@]+}}@test_callsite()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: call void @unknown(i8* noalias nocapture align 536870912 null) ; CHECK-NEXT: call void @unknown(i8* noalias nocapture align 536870912 null)
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
entry: entry:
call void @unknown(i8* null) call void @unknown(i8* null)
ret void ret void
} }
declare i8* @unknownpi8pi8(i8*,i8* returned) declare i8* @unknownpi8pi8(i8*,i8* returned)
define i8* @test_returned1(i8* %A, i8* returned %B) nounwind readonly { define i8* @test_returned1(i8* %A, i8* returned %B) nounwind readonly {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@test_returned1 ; CHECK-LABEL: define {{[^@]+}}@test_returned1
; CHECK-SAME: (i8* nocapture readonly [[A:%.*]], i8* readonly returned [[B:%.*]]) ; CHECK-SAME: (i8* nocapture readonly [[A:%.*]], i8* readonly returned [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[P:%.*]] = call i8* @unknownpi8pi8(i8* [[A]], i8* [[B]]) ; CHECK-NEXT: [[P:%.*]] = call i8* @unknownpi8pi8(i8* [[A]], i8* [[B]])
; CHECK-NEXT: ret i8* [[P]] ; CHECK-NEXT: ret i8* [[P]]
; ;
entry: entry:
%p = call i8* @unknownpi8pi8(i8* %A, i8* %B) %p = call i8* @unknownpi8pi8(i8* %A, i8* %B)
ret i8* %p ret i8* %p
} }
define i8* @test_returned2(i8* %A, i8* %B) { define i8* @test_returned2(i8* %A, i8* %B) {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@test_returned2 ; CHECK-LABEL: define {{[^@]+}}@test_returned2
; CHECK-SAME: (i8* nocapture readonly [[A:%.*]], i8* readonly returned [[B:%.*]]) ; CHECK-SAME: (i8* nocapture readonly [[A:%.*]], i8* readonly returned [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[P:%.*]] = call i8* @unknownpi8pi8(i8* readonly [[A]], i8* readonly [[B]]) ; CHECK-NEXT: [[P:%.*]] = call i8* @unknownpi8pi8(i8* readonly [[A]], i8* readonly [[B]])
; CHECK-NEXT: ret i8* [[P]] ; CHECK-NEXT: ret i8* [[P]]
; ;
entry: entry:
%p = call i8* @unknownpi8pi8(i8* %A, i8* %B) nounwind readonly %p = call i8* @unknownpi8pi8(i8* %A, i8* %B) nounwind readonly
ret i8* %p ret i8* %p
} }
declare i8* @maybe_returned_ptr(i8* readonly %ptr) readonly nounwind declare i8* @maybe_returned_ptr(i8* readonly %ptr) readonly nounwind
declare i8 @maybe_returned_val(i8* %ptr) readonly nounwind declare i8 @maybe_returned_val(i8* %ptr) readonly nounwind
declare void @val_use(i8 %ptr) readonly nounwind declare void @val_use(i8 %ptr) readonly nounwind
; FIXME: Both pointers should be nocapture ; FIXME: Both pointers should be nocapture
define void @ptr_uses(i8* %ptr, i8* %wptr) { define void @ptr_uses(i8* %ptr, i8* %wptr) {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@ptr_uses ; CHECK-LABEL: define {{[^@]+}}@ptr_uses
; CHECK-SAME: (i8* [[PTR:%.*]], i8* nocapture nonnull writeonly dereferenceable(1) [[WPTR:%.*]]) ; CHECK-SAME: (i8* [[PTR:%.*]], i8* nocapture nonnull writeonly dereferenceable(1) [[WPTR:%.*]])
; CHECK-NEXT: store i8 0, i8* [[WPTR]], align 1 ; CHECK-NEXT: store i8 0, i8* [[WPTR]], align 1
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%call_ptr = call i8* @maybe_returned_ptr(i8* %ptr) %call_ptr = call i8* @maybe_returned_ptr(i8* %ptr)
%call_val = call i8 @maybe_returned_val(i8* %call_ptr) %call_val = call i8 @maybe_returned_val(i8* %call_ptr)
call void @val_use(i8 %call_val) call void @val_use(i8 %call_val)
store i8 0, i8* %wptr store i8 0, i8* %wptr
ret void ret void
} }
declare i8* @llvm.launder.invariant.group.p0i8(i8*) declare i8* @llvm.launder.invariant.group.p0i8(i8*)
declare i8* @llvm.strip.invariant.group.p0i8(i8*) declare i8* @llvm.strip.invariant.group.p0i8(i8*)

llvm/test/Transforms/Attributor/nocapture-2.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=10 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=10 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=10 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=10 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; Test cases specifically designed for the "no-capture" argument attribute. ; Test cases specifically designed for the "no-capture" argument attribute.
; We use FIXME's to indicate problems and missing attributes. ; We use FIXME's to indicate problems and missing attributes.
; ;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
declare i32* @unknown() declare i32* @unknown()
; TEST comparison against NULL ; TEST comparison against NULL
; ;
; int is_null_return(int *p) { ; int is_null_return(int *p) {
; return p == 0; ; return p == 0;
; } ; }
; ;
; no-capture is missing on %p because it is not dereferenceable ; no-capture is missing on %p because it is not dereferenceable
define i32 @is_null_return(i32* %p) #0 { define i32 @is_null_return(i32* %p) #0 {
; CHECK-LABEL: define {{[^@]+}}@is_null_return ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@is_null_return
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree readnone [[P:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[P]], null ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq i32* [[P]], null
; CHECK-NEXT: ret i32 [[CONV]] ; IS__TUNIT____-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32
; IS__TUNIT____-NEXT: ret i32 [[CONV]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@is_null_return
; IS__CGSCC____-SAME: (i32* nofree readnone [[P:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq i32* [[P]], null
; IS__CGSCC____-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32
; IS__CGSCC____-NEXT: ret i32 [[CONV]]
; ;
entry: entry:
%cmp = icmp eq i32* %p, null %cmp = icmp eq i32* %p, null
%conv = zext i1 %cmp to i32 %conv = zext i1 %cmp to i32
ret i32 %conv ret i32 %conv
} }
; TEST comparison against NULL in control flow ; TEST comparison against NULL in control flow
; ;
; int is_null_control(int *p) { ; int is_null_control(int *p) {
; if (p == 0) ; if (p == 0)
; return 1; ; return 1;
; if (0 == p) ; if (0 == p)
; return 1; ; return 1;
; return 0; ; return 0;
; } ; }
; ;
; no-capture is missing on %p because it is not dereferenceable ; no-capture is missing on %p because it is not dereferenceable
define i32 @is_null_control(i32* %p) #0 { define i32 @is_null_control(i32* %p) #0 {
; CHECK-LABEL: define {{[^@]+}}@is_null_control ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@is_null_control
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree [[P:%.*]])
; CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[P]], null ; IS__TUNIT____-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq i32* [[P]], null
; CHECK: if.then: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK-NEXT: store i32 1, i32* [[RETVAL]], align 4 ; IS__TUNIT____: if.then:
; CHECK-NEXT: br label [[RETURN:%.*]] ; IS__TUNIT____-NEXT: store i32 1, i32* [[RETVAL]], align 4
; CHECK: if.end: ; IS__TUNIT____-NEXT: br label [[RETURN:%.*]]
; CHECK-NEXT: [[CMP1:%.*]] = icmp eq i32* null, [[P]] ; IS__TUNIT____: if.end:
; CHECK-NEXT: br i1 [[CMP1]], label [[IF_THEN2:%.*]], label [[IF_END3:%.*]] ; IS__TUNIT____-NEXT: [[CMP1:%.*]] = icmp eq i32* null, [[P]]
; CHECK: if.then2: ; IS__TUNIT____-NEXT: br i1 [[CMP1]], label [[IF_THEN2:%.*]], label [[IF_END3:%.*]]
; CHECK-NEXT: store i32 1, i32* [[RETVAL]], align 4 ; IS__TUNIT____: if.then2:
; CHECK-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: store i32 1, i32* [[RETVAL]], align 4
; CHECK: if.end3: ; IS__TUNIT____-NEXT: br label [[RETURN]]
; CHECK-NEXT: store i32 0, i32* [[RETVAL]], align 4 ; IS__TUNIT____: if.end3:
; CHECK-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: store i32 0, i32* [[RETVAL]], align 4
; CHECK: return: ; IS__TUNIT____-NEXT: br label [[RETURN]]
; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[RETVAL]], align 4 ; IS__TUNIT____: return:
; CHECK-NEXT: ret i32 [[TMP0]] ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[RETVAL]], align 4
; IS__TUNIT____-NEXT: ret i32 [[TMP0]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@is_null_control
; IS__CGSCC____-SAME: (i32* nofree [[P:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq i32* [[P]], null
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: store i32 1, i32* [[RETVAL]], align 4
; IS__CGSCC____-NEXT: br label [[RETURN:%.*]]
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: [[CMP1:%.*]] = icmp eq i32* null, [[P]]
; IS__CGSCC____-NEXT: br i1 [[CMP1]], label [[IF_THEN2:%.*]], label [[IF_END3:%.*]]
; IS__CGSCC____: if.then2:
; IS__CGSCC____-NEXT: store i32 1, i32* [[RETVAL]], align 4
; IS__CGSCC____-NEXT: br label [[RETURN]]
; IS__CGSCC____: if.end3:
; IS__CGSCC____-NEXT: store i32 0, i32* [[RETVAL]], align 4
; IS__CGSCC____-NEXT: br label [[RETURN]]
; IS__CGSCC____: return:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[RETVAL]], align 4
; IS__CGSCC____-NEXT: ret i32 [[TMP0]]
; ;
entry: entry:
%retval = alloca i32, align 4 %retval = alloca i32, align 4
%cmp = icmp eq i32* %p, null %cmp = icmp eq i32* %p, null
br i1 %cmp, label %if.then, label %if.end br i1 %cmp, label %if.then, label %if.end
if.then: ; preds = %entry if.then: ; preds = %entry
store i32 1, i32* %retval, align 4 store i32 1, i32* %retval, align 4
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; TEST singleton SCC ; TEST singleton SCC
; ;
; double *srec0(double *a) { ; double *srec0(double *a) {
; srec0(a); ; srec0(a);
; return 0; ; return 0;
; } ; }
; ;
define double* @srec0(double* %a) #0 { define double* @srec0(double* %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@srec0 ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (double* nocapture nofree readnone [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@srec0
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (double* nocapture nofree readnone [[A:%.*]])
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@srec0
; IS__CGSCC____-SAME: (double* nocapture nofree readnone [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
%call = call double* @srec0(double* %a) %call = call double* @srec0(double* %a)
ret double* null ret double* null
} }
; TEST singleton SCC with lots of nested recursive calls ; TEST singleton SCC with lots of nested recursive calls
; ;
; int* srec16(int* a) { ; int* srec16(int* a) {
; return srec16(srec16(srec16(srec16( ; return srec16(srec16(srec16(srec16(
; srec16(srec16(srec16(srec16( ; srec16(srec16(srec16(srec16(
; srec16(srec16(srec16(srec16( ; srec16(srec16(srec16(srec16(
; srec16(srec16(srec16(srec16( ; srec16(srec16(srec16(srec16(
; a ; a
; )))))))))))))))); ; ))))))))))))))));
; } ; }
; ;
; Other arguments are possible here due to the no-return behavior. ; Other arguments are possible here due to the no-return behavior.
; ;
define i32* @srec16(i32* %a) #0 { define i32* @srec16(i32* %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@srec16 ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@srec16
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[A:%.*]])
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@srec16
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
%call = call i32* @srec16(i32* %a) %call = call i32* @srec16(i32* %a)
%call1 = call i32* @srec16(i32* %call) %call1 = call i32* @srec16(i32* %call)
%call2 = call i32* @srec16(i32* %call1) %call2 = call i32* @srec16(i32* %call1)
%call3 = call i32* @srec16(i32* %call2) %call3 = call i32* @srec16(i32* %call2)
%call4 = call i32* @srec16(i32* %call3) %call4 = call i32* @srec16(i32* %call3)
%call5 = call i32* @srec16(i32* %call4) %call5 = call i32* @srec16(i32* %call4)
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; long *scc_B(double *a) { ; long *scc_B(double *a) {
; return (long*)(a ? scc_C((short*)scc_B((double*)scc_A((int*)a))) : a); ; return (long*)(a ? scc_C((short*)scc_B((double*)scc_A((int*)a))) : a);
; } ; }
; ;
; void *scc_C(short *a) { ; void *scc_C(short *a) {
; return scc_A((int*)(scc_A(a) ? scc_B((double*)a) : scc_C(a))); ; return scc_A((int*)(scc_A(a) ? scc_B((double*)a) : scc_C(a)));
; } ; }
define float* @scc_A(i32* dereferenceable_or_null(4) %a) { define float* @scc_A(i32* dereferenceable_or_null(4) %a) {
; CHECK: Function Attrs: nofree nosync nounwind readnone
; CHECK-LABEL: define {{[^@]+}}@scc_A ; CHECK-LABEL: define {{[^@]+}}@scc_A
; CHECK-SAME: (i32* nofree readnone returned dereferenceable_or_null(4) "no-capture-maybe-returned" [[A:%.*]]) ; CHECK-SAME: (i32* nofree readnone returned dereferenceable_or_null(4) "no-capture-maybe-returned" [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[A]], null ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[A]], null
; CHECK-NEXT: br i1 [[TOBOOL]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]] ; CHECK-NEXT: br i1 [[TOBOOL]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
; CHECK: cond.true: ; CHECK: cond.true:
; CHECK-NEXT: [[TMP0:%.*]] = bitcast i32* [[A]] to i16* ; CHECK-NEXT: [[TMP0:%.*]] = bitcast i32* [[A]] to i16*
; CHECK-NEXT: [[CALL:%.*]] = call dereferenceable_or_null(4) i8* @scc_C(i16* noalias nofree nonnull readnone dereferenceable(4) "no-capture-maybe-returned" [[TMP0]]) ; CHECK-NEXT: [[CALL:%.*]] = call dereferenceable_or_null(4) i8* @scc_C(i16* noalias nofree nonnull readnone dereferenceable(4) "no-capture-maybe-returned" [[TMP0]])
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cond.end: ; preds = %cond.false, %cond.true cond.end: ; preds = %cond.false, %cond.true
%cond = phi i32* [ %3, %cond.true ], [ %a, %cond.false ] %cond = phi i32* [ %3, %cond.true ], [ %a, %cond.false ]
%4 = bitcast i32* %cond to float* %4 = bitcast i32* %cond to float*
ret float* %4 ret float* %4
} }
define i64* @scc_B(double* dereferenceable_or_null(8) %a) { define i64* @scc_B(double* dereferenceable_or_null(8) %a) {
; CHECK: Function Attrs: nofree nosync nounwind readnone
; CHECK-LABEL: define {{[^@]+}}@scc_B ; CHECK-LABEL: define {{[^@]+}}@scc_B
; CHECK-SAME: (double* nofree readnone returned dereferenceable_or_null(8) "no-capture-maybe-returned" [[A:%.*]]) ; CHECK-SAME: (double* nofree readnone returned dereferenceable_or_null(8) "no-capture-maybe-returned" [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne double* [[A]], null ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne double* [[A]], null
; CHECK-NEXT: br i1 [[TOBOOL]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]] ; CHECK-NEXT: br i1 [[TOBOOL]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
; CHECK: cond.true: ; CHECK: cond.true:
; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[A]] to i32* ; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[A]] to i32*
; CHECK-NEXT: [[CALL:%.*]] = call dereferenceable_or_null(4) float* @scc_A(i32* noalias nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0]]) ; CHECK-NEXT: [[CALL:%.*]] = call dereferenceable_or_null(4) float* @scc_A(i32* noalias nofree nonnull readnone dereferenceable(8) "no-capture-maybe-returned" [[TMP0]])
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cond.end: ; preds = %cond.false, %cond.true cond.end: ; preds = %cond.false, %cond.true
%cond = phi i8* [ %call2, %cond.true ], [ %3, %cond.false ] %cond = phi i8* [ %call2, %cond.true ], [ %3, %cond.false ]
%4 = bitcast i8* %cond to i64* %4 = bitcast i8* %cond to i64*
ret i64* %4 ret i64* %4
} }
define i8* @scc_C(i16* dereferenceable_or_null(2) %a) { define i8* @scc_C(i16* dereferenceable_or_null(2) %a) {
; CHECK: Function Attrs: nofree nosync nounwind readnone
; CHECK-LABEL: define {{[^@]+}}@scc_C ; CHECK-LABEL: define {{[^@]+}}@scc_C
; CHECK-SAME: (i16* nofree readnone returned dereferenceable_or_null(4) "no-capture-maybe-returned" [[A:%.*]]) ; CHECK-SAME: (i16* nofree readnone returned dereferenceable_or_null(4) "no-capture-maybe-returned" [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[BC:%.*]] = bitcast i16* [[A]] to i32* ; CHECK-NEXT: [[BC:%.*]] = bitcast i16* [[A]] to i32*
; CHECK-NEXT: [[CALL:%.*]] = call dereferenceable_or_null(4) float* @scc_A(i32* noalias nofree nonnull readnone dereferenceable(4) "no-capture-maybe-returned" [[BC]]) ; CHECK-NEXT: [[CALL:%.*]] = call dereferenceable_or_null(4) float* @scc_A(i32* noalias nofree nonnull readnone dereferenceable(4) "no-capture-maybe-returned" [[BC]])
; CHECK-NEXT: [[BC2:%.*]] = bitcast float* [[CALL]] to i8* ; CHECK-NEXT: [[BC2:%.*]] = bitcast float* [[CALL]] to i8*
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i8* [[BC2]], null ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i8* [[BC2]], null
; CHECK-NEXT: br i1 [[TOBOOL]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]] ; CHECK-NEXT: br i1 [[TOBOOL]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
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; void external_no_capture(int /* no-capture */ *p); ; void external_no_capture(int /* no-capture */ *p);
; void test_external_no_capture(int *p) { ; void test_external_no_capture(int *p) {
; external_no_capture(p); ; external_no_capture(p);
; } ; }
; ;
declare void @external_no_capture(i32* nocapture) declare void @external_no_capture(i32* nocapture)
define void @test_external_no_capture(i32* %p) #0 { define void @test_external_no_capture(i32* %p) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@test_external_no_capture ; CHECK-LABEL: define {{[^@]+}}@test_external_no_capture
; CHECK-SAME: (i32* nocapture [[P:%.*]]) ; CHECK-SAME: (i32* nocapture [[P:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: call void @external_no_capture(i32* nocapture [[P]]) ; CHECK-NEXT: call void @external_no_capture(i32* nocapture [[P]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
entry: entry:
call void @external_no_capture(i32* %p) call void @external_no_capture(i32* %p)
ret void ret void
} }
; TEST call to external var-args function, marked no-capture ; TEST call to external var-args function, marked no-capture
; ;
; void test_var_arg_call(char *p, int a) { ; void test_var_arg_call(char *p, int a) {
; printf(p, a); ; printf(p, a);
; } ; }
; ;
define void @test_var_arg_call(i8* %p, i32 %a) #0 { define void @test_var_arg_call(i8* %p, i32 %a) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@test_var_arg_call ; CHECK-LABEL: define {{[^@]+}}@test_var_arg_call
; CHECK-SAME: (i8* nocapture [[P:%.*]], i32 [[A:%.*]]) ; CHECK-SAME: (i8* nocapture [[P:%.*]], i32 [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32 (i8*, ...) @printf(i8* nocapture [[P]], i32 [[A]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32 (i8*, ...) @printf(i8* nocapture [[P]], i32 [[A]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
entry: entry:
%call = call i32 (i8*, ...) @printf(i8* %p, i32 %a) %call = call i32 (i8*, ...) @printf(i8* %p, i32 %a)
ret void ret void
} }
declare i32 @printf(i8* nocapture, ...) declare i32 @printf(i8* nocapture, ...)
; TEST "captured" only through return ; TEST "captured" only through return
; ;
; long *not_captured_but_returned_0(long *a) { ; long *not_captured_but_returned_0(long *a) {
; *a1 = 0; ; *a1 = 0;
; return a; ; return a;
; } ; }
; ;
; There should *not* be a no-capture attribute on %a ; There should *not* be a no-capture attribute on %a
define i64* @not_captured_but_returned_0(i64* %a) #0 { define i64* @not_captured_but_returned_0(i64* %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@not_captured_but_returned_0 ; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn writeonly
; CHECK-SAME: (i64* nofree nonnull returned writeonly align 8 dereferenceable(8) "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@not_captured_but_returned_0
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i64* nofree nonnull returned writeonly align 8 dereferenceable(8) "no-capture-maybe-returned" [[A:%.*]])
; CHECK-NEXT: store i64 0, i64* [[A]], align 8 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret i64* [[A]] ; IS__TUNIT____-NEXT: store i64 0, i64* [[A]], align 8
; IS__TUNIT____-NEXT: ret i64* [[A]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@not_captured_but_returned_0
; IS__CGSCC____-SAME: (i64* nofree nonnull returned writeonly align 8 dereferenceable(8) "no-capture-maybe-returned" [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: store i64 0, i64* [[A]], align 8
; IS__CGSCC____-NEXT: ret i64* [[A]]
; ;
entry: entry:
store i64 0, i64* %a, align 8 store i64 0, i64* %a, align 8
ret i64* %a ret i64* %a
} }
; TEST "captured" only through return ; TEST "captured" only through return
; ;
; long *not_captured_but_returned_1(long *a) { ; long *not_captured_but_returned_1(long *a) {
; *(a+1) = 1; ; *(a+1) = 1;
; return a + 1; ; return a + 1;
; } ; }
; ;
; There should *not* be a no-capture attribute on %a ; There should *not* be a no-capture attribute on %a
define i64* @not_captured_but_returned_1(i64* %a) #0 { define i64* @not_captured_but_returned_1(i64* %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@not_captured_but_returned_1 ; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn writeonly
; CHECK-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@not_captured_but_returned_1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) "no-capture-maybe-returned" [[A:%.*]])
; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i64, i64* [[A]], i64 1 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: store i64 1, i64* [[ADD_PTR]], align 8 ; IS__TUNIT____-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i64, i64* [[A]], i64 1
; CHECK-NEXT: ret i64* [[ADD_PTR]] ; IS__TUNIT____-NEXT: store i64 1, i64* [[ADD_PTR]], align 8
; IS__TUNIT____-NEXT: ret i64* [[ADD_PTR]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@not_captured_but_returned_1
; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) "no-capture-maybe-returned" [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i64, i64* [[A]], i64 1
; IS__CGSCC____-NEXT: store i64 1, i64* [[ADD_PTR]], align 8
; IS__CGSCC____-NEXT: ret i64* [[ADD_PTR]]
; ;
entry: entry:
%add.ptr = getelementptr inbounds i64, i64* %a, i64 1 %add.ptr = getelementptr inbounds i64, i64* %a, i64 1
store i64 1, i64* %add.ptr, align 8 store i64 1, i64* %add.ptr, align 8
ret i64* %add.ptr ret i64* %add.ptr
} }
; TEST calls to "captured" only through return functions ; TEST calls to "captured" only through return functions
; ;
; void test_not_captured_but_returned_calls(long *a) { ; void test_not_captured_but_returned_calls(long *a) {
; not_captured_but_returned_0(a); ; not_captured_but_returned_0(a);
; not_captured_but_returned_1(a); ; not_captured_but_returned_1(a);
; } ; }
; ;
define void @test_not_captured_but_returned_calls(i64* %a) #0 { define void @test_not_captured_but_returned_calls(i64* %a) #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@test_not_captured_but_returned_calls ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_not_captured_but_returned_calls
; IS__TUNIT____-SAME: (i64* nocapture nofree writeonly align 8 [[A:%.*]]) ; IS__TUNIT____-SAME: (i64* nocapture nofree writeonly align 8 [[A:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]])
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i64* @not_captured_but_returned_1(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i64* @not_captured_but_returned_1(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]])
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_not_captured_but_returned_calls ; IS__CGSCC____-LABEL: define {{[^@]+}}@test_not_captured_but_returned_calls
; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A:%.*]]) ; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]])
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i64* @not_captured_but_returned_1(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i64* @not_captured_but_returned_1(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]])
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%call = call i64* @not_captured_but_returned_0(i64* %a) %call = call i64* @not_captured_but_returned_0(i64* %a)
%call1 = call i64* @not_captured_but_returned_1(i64* %a) %call1 = call i64* @not_captured_but_returned_1(i64* %a)
ret void ret void
} }
; TEST "captured" only through transitive return ; TEST "captured" only through transitive return
; ;
; long* negative_test_not_captured_but_returned_call_0a(long *a) { ; long* negative_test_not_captured_but_returned_call_0a(long *a) {
; return not_captured_but_returned_0(a); ; return not_captured_but_returned_0(a);
; } ; }
; ;
; There should *not* be a no-capture attribute on %a ; There should *not* be a no-capture attribute on %a
define i64* @negative_test_not_captured_but_returned_call_0a(i64* %a) #0 { define i64* @negative_test_not_captured_but_returned_call_0a(i64* %a) #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0a ; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0a
; IS__TUNIT____-SAME: (i64* nofree returned writeonly align 8 "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-SAME: (i64* nofree returned writeonly align 8 "no-capture-maybe-returned" [[A:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]])
; IS__TUNIT____-NEXT: ret i64* [[CALL]] ; IS__TUNIT____-NEXT: ret i64* [[CALL]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0a ; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0a
; IS__CGSCC____-SAME: (i64* nofree nonnull returned writeonly align 8 dereferenceable(8) [[A:%.*]]) ; IS__CGSCC____-SAME: (i64* nofree nonnull returned writeonly align 8 dereferenceable(8) [[A:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree nonnull writeonly align 8 dereferenceable(8) [[A]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree nonnull writeonly align 8 dereferenceable(8) [[A]])
; IS__CGSCC____-NEXT: ret i64* [[CALL]] ; IS__CGSCC____-NEXT: ret i64* [[CALL]]
; ;
entry: entry:
%call = call i64* @not_captured_but_returned_0(i64* %a) %call = call i64* @not_captured_but_returned_0(i64* %a)
ret i64* %call ret i64* %call
} }
; TEST captured through write ; TEST captured through write
; ;
; void negative_test_not_captured_but_returned_call_0b(long *a) { ; void negative_test_not_captured_but_returned_call_0b(long *a) {
; *a = (long)not_captured_but_returned_0(a); ; *a = (long)not_captured_but_returned_0(a);
; } ; }
; ;
; There should *not* be a no-capture attribute on %a ; There should *not* be a no-capture attribute on %a
define void @negative_test_not_captured_but_returned_call_0b(i64* %a) #0 { define void @negative_test_not_captured_but_returned_call_0b(i64* %a) #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0b ; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0b
; IS__TUNIT____-SAME: (i64* nofree writeonly align 8 [[A:%.*]]) ; IS__TUNIT____-SAME: (i64* nofree writeonly align 8 [[A:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]])
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64
; IS__TUNIT____-NEXT: store i64 [[TMP0]], i64* [[A]], align 8 ; IS__TUNIT____-NEXT: store i64 [[TMP0]], i64* [[A]], align 8
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0b ; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_0b
; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(8) [[A:%.*]]) ; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(8) [[A:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree nonnull writeonly align 8 dereferenceable(8) [[A]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i64* @not_captured_but_returned_0(i64* nofree nonnull writeonly align 8 dereferenceable(8) [[A]])
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64
; IS__CGSCC____-NEXT: store i64 [[TMP0]], i64* [[A]], align 8 ; IS__CGSCC____-NEXT: store i64 [[TMP0]], i64* [[A]], align 8
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%call = call i64* @not_captured_but_returned_0(i64* %a) %call = call i64* @not_captured_but_returned_0(i64* %a)
%0 = ptrtoint i64* %call to i64 %0 = ptrtoint i64* %call to i64
store i64 %0, i64* %a, align 8 store i64 %0, i64* %a, align 8
ret void ret void
} }
; TEST "captured" only through transitive return ; TEST "captured" only through transitive return
; ;
; long* negative_test_not_captured_but_returned_call_1a(long *a) { ; long* negative_test_not_captured_but_returned_call_1a(long *a) {
; return not_captured_but_returned_1(a); ; return not_captured_but_returned_1(a);
; } ; }
; ;
; There should *not* be a no-capture attribute on %a ; There should *not* be a no-capture attribute on %a
define i64* @negative_test_not_captured_but_returned_call_1a(i64* %a) #0 { define i64* @negative_test_not_captured_but_returned_call_1a(i64* %a) #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind uwtable willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1a ; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1a
; IS__TUNIT____-SAME: (i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-SAME: (i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call nonnull align 8 dereferenceable(8) i64* @not_captured_but_returned_1(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call nonnull align 8 dereferenceable(8) i64* @not_captured_but_returned_1(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]])
; IS__TUNIT____-NEXT: ret i64* [[CALL]] ; IS__TUNIT____-NEXT: ret i64* [[CALL]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1a ; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1a
; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A:%.*]]) ; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call nonnull align 8 dereferenceable(8) i64* @not_captured_but_returned_1(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call nonnull align 8 dereferenceable(8) i64* @not_captured_but_returned_1(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]])
; IS__CGSCC____-NEXT: ret i64* [[CALL]] ; IS__CGSCC____-NEXT: ret i64* [[CALL]]
; ;
entry: entry:
%call = call i64* @not_captured_but_returned_1(i64* %a) %call = call i64* @not_captured_but_returned_1(i64* %a)
ret i64* %call ret i64* %call
} }
; TEST captured through write ; TEST captured through write
; ;
; void negative_test_not_captured_but_returned_call_1b(long *a) { ; void negative_test_not_captured_but_returned_call_1b(long *a) {
; *a = (long)not_captured_but_returned_1(a); ; *a = (long)not_captured_but_returned_1(a);
; } ; }
; ;
; There should *not* be a no-capture attribute on %a ; There should *not* be a no-capture attribute on %a
define void @negative_test_not_captured_but_returned_call_1b(i64* %a) #0 { define void @negative_test_not_captured_but_returned_call_1b(i64* %a) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind uwtable willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1b ; IS__TUNIT____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1b
; IS__TUNIT____-SAME: (i64* nofree writeonly align 8 [[A:%.*]]) ; IS__TUNIT____-SAME: (i64* nofree writeonly align 8 [[A:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call align 8 i64* @not_captured_but_returned_1(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call align 8 i64* @not_captured_but_returned_1(i64* nofree writeonly align 8 "no-capture-maybe-returned" [[A]])
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64
; IS__TUNIT____-NEXT: store i64 [[TMP0]], i64* [[CALL]], align 8 ; IS__TUNIT____-NEXT: store i64 [[TMP0]], i64* [[CALL]], align 8
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind uwtable willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1b ; IS__CGSCC____-LABEL: define {{[^@]+}}@negative_test_not_captured_but_returned_call_1b
; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A:%.*]]) ; IS__CGSCC____-SAME: (i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call align 8 i64* @not_captured_but_returned_1(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call align 8 i64* @not_captured_but_returned_1(i64* nofree nonnull writeonly align 8 dereferenceable(16) [[A]])
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = ptrtoint i64* [[CALL]] to i64
; IS__CGSCC____-NEXT: store i64 [[TMP0]], i64* [[CALL]], align 8 ; IS__CGSCC____-NEXT: store i64 [[TMP0]], i64* [[CALL]], align 8
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
Show All 11 Lines
; return b; ; return b;
; return unknown(); ; return unknown();
; } ; }
; ;
; Verify we do *not* assume b is returned or not captured. ; Verify we do *not* assume b is returned or not captured.
; ;
define i32* @ret_arg_or_unknown(i32* %b) #0 { define i32* @ret_arg_or_unknown(i32* %b) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown ; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown
; CHECK-SAME: (i32* [[B:%.*]]) ; CHECK-SAME: (i32* [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]]
; CHECK: ret_arg: ; CHECK: ret_arg:
; CHECK-NEXT: ret i32* [[B]] ; CHECK-NEXT: ret i32* [[B]]
; CHECK: ret_unknown: ; CHECK: ret_unknown:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @unknown() ; CHECK-NEXT: [[CALL:%.*]] = call i32* @unknown()
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%cmp = icmp eq i32* %b, null %cmp = icmp eq i32* %b, null
br i1 %cmp, label %ret_arg, label %ret_unknown br i1 %cmp, label %ret_arg, label %ret_unknown
ret_arg: ret_arg:
ret i32* %b ret i32* %b
ret_unknown: ret_unknown:
%call = call i32* @unknown() %call = call i32* @unknown()
ret i32* %call ret i32* %call
} }
define i32* @ret_arg_or_unknown_through_phi(i32* %b) #0 { define i32* @ret_arg_or_unknown_through_phi(i32* %b) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown_through_phi ; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown_through_phi
; CHECK-SAME: (i32* [[B:%.*]]) ; CHECK-SAME: (i32* [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]]
; CHECK: ret_arg: ; CHECK: ret_arg:
; CHECK-NEXT: br label [[R:%.*]] ; CHECK-NEXT: br label [[R:%.*]]
; CHECK: ret_unknown: ; CHECK: ret_unknown:
Show All 20 Lines
} }
; TEST not captured by readonly external function ; TEST not captured by readonly external function
; ;
declare i32* @readonly_unknown(i32*, i32*) readonly declare i32* @readonly_unknown(i32*, i32*) readonly
define void @not_captured_by_readonly_call(i32* %b) #0 { define void @not_captured_by_readonly_call(i32* %b) #0 {
; CHECK: Function Attrs: noinline nounwind readonly uwtable
; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call ; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call
; CHECK-SAME: (i32* nocapture readonly [[B:%.*]]) ; CHECK-SAME: (i32* nocapture readonly [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown(i32* readonly [[B]], i32* readonly [[B]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown(i32* readonly [[B]], i32* readonly [[B]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
entry: entry:
%call = call i32* @readonly_unknown(i32* %b, i32* %b) %call = call i32* @readonly_unknown(i32* %b, i32* %b)
ret void ret void
} }
; TEST not captured by readonly external function if return chain is known ; TEST not captured by readonly external function if return chain is known
; ;
; Make sure the returned flag on %r is strong enough to justify nocapture on %b but **not** on %r. ; Make sure the returned flag on %r is strong enough to justify nocapture on %b but **not** on %r.
; ;
define i32* @not_captured_by_readonly_call_not_returned_either1(i32* %b, i32* returned %r) { define i32* @not_captured_by_readonly_call_not_returned_either1(i32* %b, i32* returned %r) {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either1 ; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either1
; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]]) ; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown(i32* readonly [[B]], i32* readonly [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown(i32* readonly [[B]], i32* readonly [[R]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%call = call i32* @readonly_unknown(i32* %b, i32* %r) nounwind %call = call i32* @readonly_unknown(i32* %b, i32* %r) nounwind
ret i32* %call ret i32* %call
} }
declare i32* @readonly_unknown_r1a(i32*, i32* returned) readonly declare i32* @readonly_unknown_r1a(i32*, i32* returned) readonly
define i32* @not_captured_by_readonly_call_not_returned_either2(i32* %b, i32* %r) { define i32* @not_captured_by_readonly_call_not_returned_either2(i32* %b, i32* %r) {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either2 ; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either2
; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]]) ; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown_r1a(i32* readonly [[B]], i32* readonly [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown_r1a(i32* readonly [[B]], i32* readonly [[R]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%call = call i32* @readonly_unknown_r1a(i32* %b, i32* %r) nounwind %call = call i32* @readonly_unknown_r1a(i32* %b, i32* %r) nounwind
ret i32* %call ret i32* %call
} }
declare i32* @readonly_unknown_r1b(i32*, i32* returned) readonly nounwind declare i32* @readonly_unknown_r1b(i32*, i32* returned) readonly nounwind
define i32* @not_captured_by_readonly_call_not_returned_either3(i32* %b, i32* %r) { define i32* @not_captured_by_readonly_call_not_returned_either3(i32* %b, i32* %r) {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either3 ; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either3
; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]]) ; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown_r1b(i32* nocapture readonly [[B]], i32* readonly [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown_r1b(i32* nocapture readonly [[B]], i32* readonly [[R]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%call = call i32* @readonly_unknown_r1b(i32* %b, i32* %r) %call = call i32* @readonly_unknown_r1b(i32* %b, i32* %r)
ret i32* %call ret i32* %call
} }
define i32* @not_captured_by_readonly_call_not_returned_either4(i32* %b, i32* %r) nounwind { define i32* @not_captured_by_readonly_call_not_returned_either4(i32* %b, i32* %r) nounwind {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either4 ; CHECK-LABEL: define {{[^@]+}}@not_captured_by_readonly_call_not_returned_either4
; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]]) ; CHECK-SAME: (i32* nocapture readonly [[B:%.*]], i32* readonly returned [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown_r1a(i32* readonly [[B]], i32* readonly [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @readonly_unknown_r1a(i32* readonly [[B]], i32* readonly [[R]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%call = call i32* @readonly_unknown_r1a(i32* %b, i32* %r) %call = call i32* @readonly_unknown_r1a(i32* %b, i32* %r)
Show All 35 Lines

llvm/test/Transforms/Attributor/nofree.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Test cases specifically designed for the "nofree" function attribute. ; Test cases specifically designed for the "nofree" function attribute.
; We use FIXME's to indicate problems and missing attributes. ; We use FIXME's to indicate problems and missing attributes.
; Free functions ; Free functions
declare void @free(i8* nocapture) local_unnamed_addr #1 declare void @free(i8* nocapture) local_unnamed_addr #1
declare noalias i8* @realloc(i8* nocapture, i64) local_unnamed_addr #0 declare noalias i8* @realloc(i8* nocapture, i64) local_unnamed_addr #0
declare void @_ZdaPv(i8*) local_unnamed_addr #2 declare void @_ZdaPv(i8*) local_unnamed_addr #2
; TEST 1 (positive case) ; TEST 1 (positive case)
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
define void @only_return() #0 { define void @only_return() #0 {
; CHECK-LABEL: define {{[^@]+}}@only_return() ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: ret void ; IS__TUNIT____-LABEL: define {{[^@]+}}@only_return()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@only_return()
; IS__CGSCC____-NEXT: ret void
; ;
ret void ret void
} }
; TEST 2 (negative case) ; TEST 2 (negative case)
; Only free ; Only free
; void only_free(char* p) { ; void only_free(char* p) {
; free(p); ; free(p);
; } ; }
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: nofree
define void @only_free(i8* nocapture %0) local_unnamed_addr #0 { define void @only_free(i8* nocapture %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@only_free ; CHECK-LABEL: define {{[^@]+}}@only_free
; CHECK-SAME: (i8* nocapture [[TMP0:%.*]]) local_unnamed_addr ; CHECK-SAME: (i8* nocapture [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: tail call void @free(i8* nocapture [[TMP0]]) ; CHECK-NEXT: tail call void @free(i8* nocapture [[TMP0]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @free(i8* %0) #1 tail call void @free(i8* %0) #1
ret void ret void
} }
; TEST 3 (negative case) ; TEST 3 (negative case)
; Free occurs in same scc. ; Free occurs in same scc.
; void free_in_scc1(char*p){ ; void free_in_scc1(char*p){
; free_in_scc2(p); ; free_in_scc2(p);
; } ; }
; void free_in_scc2(char*p){ ; void free_in_scc2(char*p){
; free_in_scc1(p); ; free_in_scc1(p);
; free(p); ; free(p);
; } ; }
define void @free_in_scc1(i8* nocapture %0) local_unnamed_addr #0 { define void @free_in_scc1(i8* nocapture %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@free_in_scc1 ; CHECK-LABEL: define {{[^@]+}}@free_in_scc1
; CHECK-SAME: (i8* nocapture [[TMP0:%.*]]) local_unnamed_addr ; CHECK-SAME: (i8* nocapture [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: tail call void @free_in_scc2(i8* nocapture [[TMP0]]) ; CHECK-NEXT: tail call void @free_in_scc2(i8* nocapture [[TMP0]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @free_in_scc2(i8* %0) #1 tail call void @free_in_scc2(i8* %0) #1
ret void ret void
} }
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: nofree
define void @free_in_scc2(i8* nocapture %0) local_unnamed_addr #0 { define void @free_in_scc2(i8* nocapture %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@free_in_scc2 ; CHECK-LABEL: define {{[^@]+}}@free_in_scc2
; CHECK-SAME: (i8* nocapture [[TMP0:%.*]]) local_unnamed_addr ; CHECK-SAME: (i8* nocapture [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8* [[TMP0]], null ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8* [[TMP0]], null
; CHECK-NEXT: br i1 [[CMP]], label [[REC:%.*]], label [[CALL:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[REC:%.*]], label [[CALL:%.*]]
; CHECK: call: ; CHECK: call:
; CHECK-NEXT: tail call void @free(i8* nocapture [[TMP0]]) ; CHECK-NEXT: tail call void @free(i8* nocapture [[TMP0]])
; CHECK-NEXT: br label [[END:%.*]] ; CHECK-NEXT: br label [[END:%.*]]
; CHECK: rec: ; CHECK: rec:
Show All 20 Lines
; void mutual_recursion1(){ ; void mutual_recursion1(){
; mutual_recursion2(); ; mutual_recursion2();
; } ; }
; void mutual_recursion2(){ ; void mutual_recursion2(){
; mutual_recursion1(); ; mutual_recursion1();
; } ; }
; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define void @mutual_recursion1() #0 { define void @mutual_recursion1() #0 {
; CHECK-LABEL: define {{[^@]+}}@mutual_recursion1() ; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@mutual_recursion1()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@mutual_recursion1()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
call void @mutual_recursion2() call void @mutual_recursion2()
ret void ret void
} }
; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define void @mutual_recursion2() #0 { define void @mutual_recursion2() #0 {
; CHECK-LABEL: define {{[^@]+}}@mutual_recursion2() ; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@mutual_recursion2()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@mutual_recursion2()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
call void @mutual_recursion1() call void @mutual_recursion1()
ret void ret void
} }
; TEST 5 ; TEST 5
; C++ delete operation (negative case) ; C++ delete operation (negative case)
; void delete_op (char p[]){ ; void delete_op (char p[]){
; delete [] p; ; delete [] p;
; } ; }
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: nofree
define void @_Z9delete_opPc(i8* %0) local_unnamed_addr #0 { define void @_Z9delete_opPc(i8* %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@_Z9delete_opPc ; CHECK-LABEL: define {{[^@]+}}@_Z9delete_opPc
; CHECK-SAME: (i8* [[TMP0:%.*]]) local_unnamed_addr ; CHECK-SAME: (i8* [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i8* [[TMP0]], null
; CHECK-NEXT: br i1 [[TMP2]], label [[TMP4:%.*]], label [[TMP3:%.*]] ; CHECK-NEXT: br i1 [[TMP2]], label [[TMP4:%.*]], label [[TMP3:%.*]]
; CHECK: 3: ; CHECK: 3:
; CHECK-NEXT: tail call void @_ZdaPv(i8* nonnull [[TMP0]]) ; CHECK-NEXT: tail call void @_ZdaPv(i8* nonnull [[TMP0]])
; CHECK-NEXT: br label [[TMP4]] ; CHECK-NEXT: br label [[TMP4]]
; CHECK: 4: ; CHECK: 4:
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%2 = icmp eq i8* %0, null %2 = icmp eq i8* %0, null
br i1 %2, label %4, label %3 br i1 %2, label %4, label %3
; <label>:3: ; preds = %1 ; <label>:3: ; preds = %1
tail call void @_ZdaPv(i8* nonnull %0) #2 tail call void @_ZdaPv(i8* nonnull %0) #2
br label %4 br label %4
; <label>:4: ; preds = %3, %1 ; <label>:4: ; preds = %3, %1
ret void ret void
} }
; TEST 6 (negative case) ; TEST 6 (negative case)
; Call realloc ; Call realloc
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: nofree
define noalias i8* @call_realloc(i8* nocapture %0, i64 %1) local_unnamed_addr #0 { define noalias i8* @call_realloc(i8* nocapture %0, i64 %1) local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@call_realloc ; CHECK-LABEL: define {{[^@]+}}@call_realloc
; CHECK-SAME: (i8* nocapture [[TMP0:%.*]], i64 [[TMP1:%.*]]) local_unnamed_addr ; CHECK-SAME: (i8* nocapture [[TMP0:%.*]], i64 [[TMP1:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[RET:%.*]] = tail call i8* @realloc(i8* nocapture [[TMP0]], i64 [[TMP1]]) ; CHECK-NEXT: [[RET:%.*]] = tail call i8* @realloc(i8* nocapture [[TMP0]], i64 [[TMP1]])
; CHECK-NEXT: ret i8* [[RET]] ; CHECK-NEXT: ret i8* [[RET]]
; ;
%ret = tail call i8* @realloc(i8* %0, i64 %1) #2 %ret = tail call i8* @realloc(i8* %0, i64 %1) #2
ret i8* %ret ret i8* %ret
} }
; TEST 7 (positive case) ; TEST 7 (positive case)
; Call function declaration with "nofree" ; Call function declaration with "nofree"
; CHECK: Function Attrs: nofree noinline nounwind readnone uwtable ; CHECK: Function Attrs: nofree noinline nounwind readnone uwtable
; CHECK-NEXT: declare void @nofree_function() ; CHECK-NEXT: declare void @nofree_function()
declare void @nofree_function() nofree readnone #0 declare void @nofree_function() nofree readnone #0
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
define void @call_nofree_function() #0 { define void @call_nofree_function() #0 {
; CHECK-LABEL: define {{[^@]+}}@call_nofree_function() ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: ret void ; IS__TUNIT____-LABEL: define {{[^@]+}}@call_nofree_function()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@call_nofree_function()
; IS__CGSCC____-NEXT: ret void
; ;
tail call void @nofree_function() tail call void @nofree_function()
ret void ret void
} }
; TEST 8 (negative case) ; TEST 8 (negative case)
; Call function declaration without "nofree" ; Call function declaration without "nofree"
; CHECK: Function Attrs: noinline nounwind uwtable ; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NEXT: declare void @maybe_free() ; CHECK-NEXT: declare void @maybe_free()
declare void @maybe_free() #0 declare void @maybe_free() #0
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: nofree
define void @call_maybe_free() #0 { define void @call_maybe_free() #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@call_maybe_free() ; CHECK-LABEL: define {{[^@]+}}@call_maybe_free()
; CHECK-NEXT: tail call void @maybe_free() ; CHECK-NEXT: tail call void @maybe_free()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @maybe_free() tail call void @maybe_free()
ret void ret void
} }
; TEST 9 (negative case) ; TEST 9 (negative case)
; Call both of above functions ; Call both of above functions
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: nofree
define void @call_both() #0 { define void @call_both() #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@call_both() ; CHECK-LABEL: define {{[^@]+}}@call_both()
; CHECK-NEXT: tail call void @maybe_free() ; CHECK-NEXT: tail call void @maybe_free()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @maybe_free() tail call void @maybe_free()
tail call void @nofree_function() tail call void @nofree_function()
ret void ret void
} }
; TEST 10 (positive case) ; TEST 10 (positive case)
; Call intrinsic function ; Call intrinsic function
; CHECK: Function Attrs: nounwind readnone speculatable ; CHECK: Function Attrs: nounwind readnone speculatable
; CHECK-NEXT: declare float @llvm.floor.f32(float) ; CHECK-NEXT: declare float @llvm.floor.f32(float)
declare float @llvm.floor.f32(float) declare float @llvm.floor.f32(float)
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
define void @call_floor(float %a) #0 { define void @call_floor(float %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@call_floor ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (float [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@call_floor
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (float [[A:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@call_floor
; IS__CGSCC____-SAME: (float [[A:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
tail call float @llvm.floor.f32(float %a) tail call float @llvm.floor.f32(float %a)
ret void ret void
} }
; FIXME: missing nofree ; FIXME: missing nofree
; CHECK: Function Attrs: noinline nosync nounwind readnone uwtable
define float @call_floor2(float %a) #0 { define float @call_floor2(float %a) #0 {
; CHECK: Function Attrs: noinline nosync nounwind readnone uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@call_floor2 ; CHECK-LABEL: define {{[^@]+}}@call_floor2
; CHECK-SAME: (float [[A:%.*]]) ; CHECK-SAME: (float [[A:%.*]])
; CHECK-NEXT: [[C:%.*]] = tail call float @llvm.floor.f32(float [[A]]) ; CHECK-NEXT: [[C:%.*]] = tail call float @llvm.floor.f32(float [[A]])
; CHECK-NEXT: ret float [[C]] ; CHECK-NEXT: ret float [[C]]
; ;
%c = tail call float @llvm.floor.f32(float %a) %c = tail call float @llvm.floor.f32(float %a)
ret float %c ret float %c
} }
; TEST 11 (positive case) ; TEST 11 (positive case)
; Check propagation. ; Check propagation.
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
define void @f1() #0 { define void @f1() #0 {
; CHECK-LABEL: define {{[^@]+}}@f1() ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: ret void ; IS__TUNIT____-LABEL: define {{[^@]+}}@f1()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@f1()
; IS__CGSCC____-NEXT: ret void
; ;
tail call void @nofree_function() tail call void @nofree_function()
ret void ret void
} }
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
define void @f2() #0 { define void @f2() #0 {
; CHECK-LABEL: define {{[^@]+}}@f2() ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: ret void ; IS__TUNIT____-LABEL: define {{[^@]+}}@f2()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@f2()
; IS__CGSCC____-NEXT: ret void
; ;
tail call void @f1() tail call void @f1()
ret void ret void
} }
; TEST 12 NoFree argument - positive. ; TEST 12 NoFree argument - positive.
define double @test12(double* nocapture readonly %a) { define double @test12(double* nocapture readonly %a) {
; CHECK: Function Attrs: nofree nounwind
; CHECK-LABEL: define {{[^@]+}}@test12 ; CHECK-LABEL: define {{[^@]+}}@test12
; CHECK-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[A:%.*]]) ; CHECK-SAME: (double* nocapture nofree nonnull readonly align 8 dereferenceable(8) [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load double, double* [[A]], align 8 ; CHECK-NEXT: [[TMP0:%.*]] = load double, double* [[A]], align 8
; CHECK-NEXT: [[CALL:%.*]] = tail call double @cos(double [[TMP0]]) ; CHECK-NEXT: [[CALL:%.*]] = tail call double @cos(double [[TMP0]])
; CHECK-NEXT: ret double [[CALL]] ; CHECK-NEXT: ret double [[CALL]]
; ;
entry: entry:
%0 = load double, double* %a, align 8 %0 = load double, double* %a, align 8
%call = tail call double @cos(double %0) #2 %call = tail call double @cos(double %0) #2
ret double %call ret double %call
} }
declare double @cos(double) nobuiltin nounwind nofree declare double @cos(double) nobuiltin nounwind nofree
; FIXME: %a should be nofree. ; FIXME: %a should be nofree.
; TEST 13 NoFree argument - positive. ; TEST 13 NoFree argument - positive.
define noalias i32* @test13(i64* nocapture readonly %a) { define noalias i32* @test13(i64* nocapture readonly %a) {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@test13 ; CHECK-LABEL: define {{[^@]+}}@test13
; CHECK-SAME: (i64* nocapture nonnull readonly align 8 dereferenceable(8) [[A:%.*]]) ; CHECK-SAME: (i64* nocapture nonnull readonly align 8 dereferenceable(8) [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load i64, i64* [[A]], align 8 ; CHECK-NEXT: [[TMP0:%.*]] = load i64, i64* [[A]], align 8
; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @malloc(i64 [[TMP0]]) ; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @malloc(i64 [[TMP0]])
; CHECK-NEXT: [[TMP1:%.*]] = bitcast i8* [[CALL]] to i32* ; CHECK-NEXT: [[TMP1:%.*]] = bitcast i8* [[CALL]] to i32*
; CHECK-NEXT: ret i32* [[TMP1]] ; CHECK-NEXT: ret i32* [[TMP1]]
; ;
entry: entry:
%0 = load i64, i64* %a, align 8 %0 = load i64, i64* %a, align 8
%call = tail call noalias i8* @malloc(i64 %0) #2 %call = tail call noalias i8* @malloc(i64 %0) #2
%1 = bitcast i8* %call to i32* %1 = bitcast i8* %call to i32*
ret i32* %1 ret i32* %1
} }
define void @test14(i8* nocapture %0, i8* nocapture %1) { define void @test14(i8* nocapture %0, i8* nocapture %1) {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@test14 ; CHECK-LABEL: define {{[^@]+}}@test14
; CHECK-SAME: (i8* nocapture [[TMP0:%.*]], i8* nocapture nofree readnone [[TMP1:%.*]]) ; CHECK-SAME: (i8* nocapture [[TMP0:%.*]], i8* nocapture nofree readnone [[TMP1:%.*]])
; CHECK-NEXT: tail call void @free(i8* nocapture [[TMP0]]) ; CHECK-NEXT: tail call void @free(i8* nocapture [[TMP0]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @free(i8* %0) #1 tail call void @free(i8* %0) #1
ret void ret void
} }
▲ Show 20 Lines • Show All 91 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/nonnull.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
declare nonnull i8* @ret_nonnull() declare nonnull i8* @ret_nonnull()
declare void @llvm.assume(i1) declare void @llvm.assume(i1)
; Return a pointer trivially nonnull (call return attribute) ; Return a pointer trivially nonnull (call return attribute)
define i8* @test1() { define i8* @test1() {
; CHECK-LABEL: define {{[^@]+}}@test1() ; CHECK-LABEL: define {{[^@]+}}@test1()
; CHECK-NEXT: [[RET:%.*]] = call nonnull i8* @ret_nonnull() ; CHECK-NEXT: [[RET:%.*]] = call nonnull i8* @ret_nonnull()
; CHECK-NEXT: ret i8* [[RET]] ; CHECK-NEXT: ret i8* [[RET]]
; ;
%ret = call i8* @ret_nonnull() %ret = call i8* @ret_nonnull()
ret i8* %ret ret i8* %ret
} }
; Return a pointer trivially nonnull (argument attribute) ; Return a pointer trivially nonnull (argument attribute)
define i8* @test2(i8* nonnull %p) { define i8* @test2(i8* nonnull %p) {
; CHECK-LABEL: define {{[^@]+}}@test2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nofree nonnull readnone returned "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2
; CHECK-NEXT: ret i8* [[P]] ; IS__TUNIT____-SAME: (i8* nofree nonnull readnone returned "no-capture-maybe-returned" [[P:%.*]])
; IS__TUNIT____-NEXT: ret i8* [[P]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
; IS__CGSCC____-SAME: (i8* nofree nonnull readnone returned "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: ret i8* [[P]]
; ;
ret i8* %p ret i8* %p
} }
define i8* @test2A(i1 %c, i8* %ret) { define i8* @test2A(i1 %c, i8* %ret) {
; ATTRIBUTOR: define nonnull i8* @test2A(i1 %c, i8* nofree nonnull readnone returned %ret) ; ATTRIBUTOR: define nonnull i8* @test2A(i1 %c, i8* nofree nonnull readnone returned %ret)
; NOT_CGSCC_OPM: Function Attrs: nounwind willreturn
; NOT_CGSCC_OPM-LABEL: define {{[^@]+}}@test2A ; NOT_CGSCC_OPM-LABEL: define {{[^@]+}}@test2A
; NOT_CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned "no-capture-maybe-returned" [[RET:%.*]]) ; NOT_CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned "no-capture-maybe-returned" [[RET:%.*]])
; NOT_CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]] ; NOT_CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]]
; NOT_CGSCC_OPM: A: ; NOT_CGSCC_OPM: A:
; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "nonnull"(i8* [[RET]]) ] ; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "nonnull"(i8* [[RET]]) ]
; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]] ; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]]
; NOT_CGSCC_OPM: B: ; NOT_CGSCC_OPM: B:
; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "nonnull"(i8* [[RET]]) ] ; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "nonnull"(i8* [[RET]]) ]
; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]] ; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]]
; ;
; IS__CGSCC_OPM: Function Attrs: nounwind willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test2A ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test2A
; IS__CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned "no-capture-maybe-returned" [[RET:%.*]]) ; IS__CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned "no-capture-maybe-returned" [[RET:%.*]])
; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]] ; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]]
; IS__CGSCC_OPM: A: ; IS__CGSCC_OPM: A:
; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "nonnull"(i8* [[RET]]) ] ; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "nonnull"(i8* [[RET]]) ]
; IS__CGSCC_OPM-NEXT: ret i8* [[RET]] ; IS__CGSCC_OPM-NEXT: ret i8* [[RET]]
; IS__CGSCC_OPM: B: ; IS__CGSCC_OPM: B:
; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "nonnull"(i8* [[RET]]) ] ; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "nonnull"(i8* [[RET]]) ]
; IS__CGSCC_OPM-NEXT: ret i8* [[RET]] ; IS__CGSCC_OPM-NEXT: ret i8* [[RET]]
; ;
br i1 %c, label %A, label %B br i1 %c, label %A, label %B
A: A:
call void @llvm.assume(i1 true) [ "nonnull"(i8* %ret) ] call void @llvm.assume(i1 true) [ "nonnull"(i8* %ret) ]
ret i8* %ret ret i8* %ret
B: B:
call void @llvm.assume(i1 true) [ "nonnull"(i8* %ret) ] call void @llvm.assume(i1 true) [ "nonnull"(i8* %ret) ]
ret i8* %ret ret i8* %ret
} }
define i8* @test2B(i1 %c, i8* %ret) { define i8* @test2B(i1 %c, i8* %ret) {
; ATTRIBUTOR: define nonnull dereferenceable(4) i8* @test2B(i1 %c, i8* nofree nonnull readnone returned dereferenceable(4) %ret) ; ATTRIBUTOR: define nonnull dereferenceable(4) i8* @test2B(i1 %c, i8* nofree nonnull readnone returned dereferenceable(4) %ret)
; NOT_CGSCC_OPM: Function Attrs: nounwind willreturn
; NOT_CGSCC_OPM-LABEL: define {{[^@]+}}@test2B ; NOT_CGSCC_OPM-LABEL: define {{[^@]+}}@test2B
; NOT_CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned dereferenceable(4) "no-capture-maybe-returned" [[RET:%.*]]) ; NOT_CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned dereferenceable(4) "no-capture-maybe-returned" [[RET:%.*]])
; NOT_CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]] ; NOT_CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]]
; NOT_CGSCC_OPM: A: ; NOT_CGSCC_OPM: A:
; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "dereferenceable"(i8* [[RET]], i32 4) ] ; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "dereferenceable"(i8* [[RET]], i32 4) ]
; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]] ; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]]
; NOT_CGSCC_OPM: B: ; NOT_CGSCC_OPM: B:
; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "dereferenceable"(i8* [[RET]], i32 4) ] ; NOT_CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #11 [ "dereferenceable"(i8* [[RET]], i32 4) ]
; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]] ; NOT_CGSCC_OPM-NEXT: ret i8* [[RET]]
; ;
; IS__CGSCC_OPM: Function Attrs: nounwind willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test2B ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test2B
; IS__CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned dereferenceable(4) "no-capture-maybe-returned" [[RET:%.*]]) ; IS__CGSCC_OPM-SAME: (i1 [[C:%.*]], i8* nofree nonnull readnone returned dereferenceable(4) "no-capture-maybe-returned" [[RET:%.*]])
; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]] ; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[A:%.*]], label [[B:%.*]]
; IS__CGSCC_OPM: A: ; IS__CGSCC_OPM: A:
; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "dereferenceable"(i8* [[RET]], i32 4) ] ; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "dereferenceable"(i8* [[RET]], i32 4) ]
; IS__CGSCC_OPM-NEXT: ret i8* [[RET]] ; IS__CGSCC_OPM-NEXT: ret i8* [[RET]]
; IS__CGSCC_OPM: B: ; IS__CGSCC_OPM: B:
; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "dereferenceable"(i8* [[RET]], i32 4) ] ; IS__CGSCC_OPM-NEXT: call void @llvm.assume(i1 true) #12 [ "dereferenceable"(i8* [[RET]], i32 4) ]
Show All 39 Lines;
%ret = call i8* @ret_nonnull() %ret = call i8* @ret_nonnull()
ret i8* %ret ret i8* %ret
} }
; Given a mutual recursive set of functions, we can mark them ; Given a mutual recursive set of functions, we can mark them
; nonnull if neither can ever return null. (In this case, they ; nonnull if neither can ever return null. (In this case, they
; just never return period.) ; just never return period.)
define i8* @test4_helper() { define i8* @test4_helper() {
; CHECK-LABEL: define {{[^@]+}}@test4_helper() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test4_helper()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test4_helper()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%ret = call i8* @test4() %ret = call i8* @test4()
ret i8* %ret ret i8* %ret
} }
define i8* @test4() { define i8* @test4() {
; CHECK-LABEL: define {{[^@]+}}@test4() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test4()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test4()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%ret = call i8* @test4_helper() %ret = call i8* @test4_helper()
ret i8* %ret ret i8* %ret
} }
; Given a mutual recursive set of functions which *can* return null ; Given a mutual recursive set of functions which *can* return null
; make sure we haven't marked them as nonnull. ; make sure we haven't marked them as nonnull.
define i8* @test5_helper(i1 %c) { define i8* @test5_helper(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@test5_helper ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test5_helper
; CHECK-NEXT: br i1 [[C]], label [[REC:%.*]], label [[END:%.*]] ; NOT_CGSCC_NPM-SAME: (i1 [[C:%.*]])
; CHECK: rec: ; NOT_CGSCC_NPM-NEXT: br i1 [[C]], label [[REC:%.*]], label [[END:%.*]]
; CHECK-NEXT: br label [[END]] ; NOT_CGSCC_NPM: rec:
; CHECK: end: ; NOT_CGSCC_NPM-NEXT: br label [[END]]
; CHECK-NEXT: ret i8* null ; NOT_CGSCC_NPM: end:
; NOT_CGSCC_NPM-NEXT: ret i8* null
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test5_helper
; IS__CGSCC_NPM-SAME: (i1 [[C:%.*]])
; IS__CGSCC_NPM-NEXT: br i1 [[C]], label [[REC:%.*]], label [[END:%.*]]
; IS__CGSCC_NPM: rec:
; IS__CGSCC_NPM-NEXT: br label [[END]]
; IS__CGSCC_NPM: end:
; IS__CGSCC_NPM-NEXT: ret i8* null
; ;
br i1 %c, label %rec, label %end br i1 %c, label %rec, label %end
rec: rec:
%ret = call i8* @test5(i1 %c) %ret = call i8* @test5(i1 %c)
br label %end br label %end
end: end:
ret i8* null ret i8* null
} }
define i8* @test5(i1 %c) { define i8* @test5(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@test5 ; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@test5
; CHECK-NEXT: ret i8* null ; NOT_CGSCC_NPM-SAME: (i1 [[C:%.*]])
; NOT_CGSCC_NPM-NEXT: ret i8* null
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test5
; IS__CGSCC_NPM-SAME: (i1 [[C:%.*]])
; IS__CGSCC_NPM-NEXT: ret i8* null
; ;
%ret = call i8* @test5_helper(i1 %c) %ret = call i8* @test5_helper(i1 %c)
ret i8* %ret ret i8* %ret
} }
; Local analysis, but going through a self recursive phi ; Local analysis, but going through a self recursive phi
; CHECK: Function Attrs: noreturn
define i8* @test6a() { define i8* @test6a() {
; CHECK: Function Attrs: noreturn
; CHECK-LABEL: define {{[^@]+}}@test6a() ; CHECK-LABEL: define {{[^@]+}}@test6a()
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[RET:%.*]] = call i8* @ret_nonnull() ; CHECK-NEXT: [[RET:%.*]] = call i8* @ret_nonnull()
; CHECK-NEXT: br label [[LOOP:%.*]] ; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop: ; CHECK: loop:
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; CHECK: exit: ; CHECK: exit:
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
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loop: loop:
%phi = phi i8* [%ret, %entry], [%phi, %loop] %phi = phi i8* [%ret, %entry], [%phi, %loop]
br i1 %c, label %loop, label %exit br i1 %c, label %loop, label %exit
exit: exit:
ret i8* %phi ret i8* %phi
} }
define i8* @test7(i8* %a) { define i8* @test7(i8* %a) {
; CHECK-LABEL: define {{[^@]+}}@test7 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test7
; CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 0 ; IS__TUNIT____-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[A:%.*]])
; CHECK-NEXT: ret i8* [[B]] ; IS__TUNIT____-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 0
; IS__TUNIT____-NEXT: ret i8* [[B]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test7
; IS__CGSCC____-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[A:%.*]])
; IS__CGSCC____-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 0
; IS__CGSCC____-NEXT: ret i8* [[B]]
; ;
%b = getelementptr inbounds i8, i8* %a, i64 0 %b = getelementptr inbounds i8, i8* %a, i64 0
ret i8* %b ret i8* %b
} }
define i8* @test8(i8* %a) { define i8* @test8(i8* %a) {
; CHECK-LABEL: define {{[^@]+}}@test8 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test8
; CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 1 ; IS__TUNIT____-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]])
; CHECK-NEXT: ret i8* [[B]] ; IS__TUNIT____-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 1
; IS__TUNIT____-NEXT: ret i8* [[B]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test8
; IS__CGSCC____-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]])
; IS__CGSCC____-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 1
; IS__CGSCC____-NEXT: ret i8* [[B]]
; ;
%b = getelementptr inbounds i8, i8* %a, i64 1 %b = getelementptr inbounds i8, i8* %a, i64 1
ret i8* %b ret i8* %b
} }
define i8* @test9(i8* %a, i64 %n) { define i8* @test9(i8* %a, i64 %n) {
; CHECK-LABEL: define {{[^@]+}}@test9 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]], i64 [[N:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test9
; CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 [[N]] ; IS__TUNIT____-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]], i64 [[N:%.*]])
; CHECK-NEXT: ret i8* [[B]] ; IS__TUNIT____-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 [[N]]
; IS__TUNIT____-NEXT: ret i8* [[B]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test9
; IS__CGSCC____-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]], i64 [[N:%.*]])
; IS__CGSCC____-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 [[N]]
; IS__CGSCC____-NEXT: ret i8* [[B]]
; ;
%b = getelementptr inbounds i8, i8* %a, i64 %n %b = getelementptr inbounds i8, i8* %a, i64 %n
ret i8* %b ret i8* %b
} }
; ATTRIBUTOR_OPM: define i8* @test10 ; ATTRIBUTOR_OPM: define i8* @test10
; ATTRIBUTOR_NPM: define nonnull i8* @test10 ; ATTRIBUTOR_NPM: define nonnull i8* @test10
define i8* @test10(i8* %a, i64 %n) { define i8* @test10(i8* %a, i64 %n) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@test10 ; CHECK-LABEL: define {{[^@]+}}@test10
; CHECK-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]], i64 [[N:%.*]]) ; CHECK-SAME: (i8* nofree readnone "no-capture-maybe-returned" [[A:%.*]], i64 [[N:%.*]])
; CHECK-NEXT: call void @llvm.assume(i1 true) ; CHECK-NEXT: call void @llvm.assume(i1 true)
; CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 [[N]] ; CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, i8* [[A]], i64 [[N]]
; CHECK-NEXT: ret i8* [[B]] ; CHECK-NEXT: ret i8* [[B]]
; ;
%cmp = icmp ne i64 %n, 0 %cmp = icmp ne i64 %n, 0
call void @llvm.assume(i1 %cmp) call void @llvm.assume(i1 %cmp)
▲ Show 20 Lines • Show All 56 Lines • ▼ Show 20 Lines
; ;
%nonnullptr = tail call i8* @ret_nonnull() %nonnullptr = tail call i8* @ret_nonnull()
%maybenullptr = tail call i8* @unknown() %maybenullptr = tail call i8* @unknown()
tail call void @test13(i8* %nonnullptr, i8* %nonnullptr, i8* %maybenullptr) tail call void @test13(i8* %nonnullptr, i8* %nonnullptr, i8* %maybenullptr)
tail call void @test13(i8* %nonnullptr, i8* %maybenullptr, i8* %nonnullptr) tail call void @test13(i8* %nonnullptr, i8* %maybenullptr, i8* %nonnullptr)
ret void ret void
} }
define internal void @test13(i8* %a, i8* %b, i8* %c) { define internal void @test13(i8* %a, i8* %b, i8* %c) {
; IS__TUNIT____: Function Attrs: nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@test13 ; IS__TUNIT____-LABEL: define {{[^@]+}}@test13
; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull readnone [[A:%.*]], i8* noalias nocapture nofree readnone [[B:%.*]], i8* noalias nocapture nofree readnone [[C:%.*]]) ; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull readnone [[A:%.*]], i8* noalias nocapture nofree readnone [[B:%.*]], i8* noalias nocapture nofree readnone [[C:%.*]])
; IS__TUNIT____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree nonnull readnone [[A]]) ; IS__TUNIT____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree nonnull readnone [[A]])
; IS__TUNIT____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[B]]) ; IS__TUNIT____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[B]])
; IS__TUNIT____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[C]]) ; IS__TUNIT____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[C]])
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@test13 ; IS__CGSCC____-LABEL: define {{[^@]+}}@test13
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[A:%.*]], i8* nocapture nofree readnone [[B:%.*]], i8* nocapture nofree readnone [[C:%.*]]) ; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[A:%.*]], i8* nocapture nofree readnone [[B:%.*]], i8* nocapture nofree readnone [[C:%.*]])
; IS__CGSCC____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[A]]) ; IS__CGSCC____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[A]])
; IS__CGSCC____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[B]]) ; IS__CGSCC____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[B]])
; IS__CGSCC____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[C]]) ; IS__CGSCC____-NEXT: call void @use_i8_ptr(i8* noalias nocapture nofree readnone [[C]])
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
call void @use_i8_ptr(i8* %a) call void @use_i8_ptr(i8* %a)
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; 2. Because f2 is internal function, f2(i32* %arg) -> @f2(i32* nonnull %arg) ; 2. Because f2 is internal function, f2(i32* %arg) -> @f2(i32* nonnull %arg)
; 3. In f1:bb4 %tmp5 is nonnull and f3 is internal function. ; 3. In f1:bb4 %tmp5 is nonnull and f3 is internal function.
; Then, f3(i32* %arg) -> @f3(i32* nonnull %arg) ; Then, f3(i32* %arg) -> @f3(i32* nonnull %arg)
; 4. We get nonnull in whole f1 call sites so f1(i32* %arg) -> @f1(i32* nonnull %arg) ; 4. We get nonnull in whole f1 call sites so f1(i32* %arg) -> @f1(i32* nonnull %arg)
define internal i32* @f1(i32* %arg) { define internal i32* @f1(i32* %arg) {
; FIXME: missing nonnull It should be nonnull @f1(i32* nonnull readonly %arg) ; FIXME: missing nonnull It should be nonnull @f1(i32* nonnull readonly %arg)
; CHECK: Function Attrs: argmemonly nofree nosync nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@f1 ; CHECK-LABEL: define {{[^@]+}}@f1
; CHECK-SAME: (i32* nofree readonly [[ARG:%.*]]) ; CHECK-SAME: (i32* nofree readonly [[ARG:%.*]])
; CHECK-NEXT: bb: ; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP:%.*]] = icmp eq i32* [[ARG]], null ; CHECK-NEXT: [[TMP:%.*]] = icmp eq i32* [[ARG]], null
; CHECK-NEXT: br i1 [[TMP]], label [[BB9:%.*]], label [[BB1:%.*]] ; CHECK-NEXT: br i1 [[TMP]], label [[BB9:%.*]], label [[BB1:%.*]]
; CHECK: bb1: ; CHECK: bb1:
; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[ARG]], align 4 ; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[ARG]], align 4
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP2]], 0 ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP2]], 0
Show All 31 Linesbb6: ; preds = %bb1
ret i32* %tmp7 ret i32* %tmp7
bb9: ; preds = %bb4, %bb bb9: ; preds = %bb4, %bb
%tmp10 = phi i32* [ %tmp5c, %bb4 ], [ inttoptr (i64 4 to i32*), %bb ] %tmp10 = phi i32* [ %tmp5c, %bb4 ], [ inttoptr (i64 4 to i32*), %bb ]
ret i32* %tmp10 ret i32* %tmp10
} }
define internal i32* @f2(i32* %arg) { define internal i32* @f2(i32* %arg) {
; CHECK: Function Attrs: argmemonly nofree nosync nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@f2 ; CHECK-LABEL: define {{[^@]+}}@f2
; CHECK-SAME: (i32* nofree nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]]) ; CHECK-SAME: (i32* nofree nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]])
; CHECK-NEXT: bb: ; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP:%.*]] = tail call nonnull i32* @f1(i32* nofree nonnull readonly align 4 dereferenceable(4) [[ARG]]) ; CHECK-NEXT: [[TMP:%.*]] = tail call nonnull i32* @f1(i32* nofree nonnull readonly align 4 dereferenceable(4) [[ARG]])
; CHECK-NEXT: ret i32* [[TMP]] ; CHECK-NEXT: ret i32* [[TMP]]
; ;
bb: bb:
%tmp = tail call i32* @f1(i32* %arg) %tmp = tail call i32* @f1(i32* %arg)
ret i32* %tmp ret i32* %tmp
} }
define dso_local noalias i32* @f3(i32* %arg) { define dso_local noalias i32* @f3(i32* %arg) {
; FIXME: missing nonnull. It should be nonnull @f3(i32* nonnull readonly %arg) ; FIXME: missing nonnull. It should be nonnull @f3(i32* nonnull readonly %arg)
; CHECK: Function Attrs: argmemonly nofree nosync nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@f3 ; CHECK-LABEL: define {{[^@]+}}@f3
; CHECK-SAME: (i32* nofree readonly [[ARG:%.*]]) ; CHECK-SAME: (i32* nofree readonly [[ARG:%.*]])
; CHECK-NEXT: bb: ; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP:%.*]] = call nonnull i32* @f1(i32* nofree readonly [[ARG]]) ; CHECK-NEXT: [[TMP:%.*]] = call nonnull i32* @f1(i32* nofree readonly [[ARG]])
; CHECK-NEXT: ret i32* [[TMP]] ; CHECK-NEXT: ret i32* [[TMP]]
; ;
bb: bb:
; FIXME: missing nonnull. It should be @f1(i32* nonnull readonly %arg) ; FIXME: missing nonnull. It should be @f1(i32* nonnull readonly %arg)
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declare void @fun3(i8*, i8*, i8*) #1 declare void @fun3(i8*, i8*, i8*) #1
; TEST 16 simple path test ; TEST 16 simple path test
; if(..) ; if(..)
; fun2(nonnull %a, nonnull %b) ; fun2(nonnull %a, nonnull %b)
; else ; else
; fun2(nonnull %a, %b) ; fun2(nonnull %a, %b)
; We can say that %a is nonnull but %b is not. ; We can say that %a is nonnull but %b is not.
define void @f16(i8* %a, i8 * %b, i8 %c) { define void @f16(i8* %a, i8 * %b, i8 %c) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@f16 ; CHECK-LABEL: define {{[^@]+}}@f16
; CHECK-SAME: (i8* nonnull [[A:%.*]], i8* [[B:%.*]], i8 [[C:%.*]]) ; CHECK-SAME: (i8* nonnull [[A:%.*]], i8* [[B:%.*]], i8 [[C:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: tail call void @fun2(i8* nonnull [[A]], i8* nonnull [[B]]) ; CHECK-NEXT: tail call void @fun2(i8* nonnull [[A]], i8* nonnull [[B]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; CHECK: if.else: ; CHECK: if.else:
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; TEST 17 explore child BB test ; TEST 17 explore child BB test
; if(..) ; if(..)
; ... (willreturn & nounwind) ; ... (willreturn & nounwind)
; else ; else
; ... (willreturn & nounwind) ; ... (willreturn & nounwind)
; fun1(nonnull %a) ; fun1(nonnull %a)
; We can say that %a is nonnull ; We can say that %a is nonnull
define void @f17(i8* %a, i8 %c) { define void @f17(i8* %a, i8 %c) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@f17 ; CHECK-LABEL: define {{[^@]+}}@f17
; CHECK-SAME: (i8* nonnull [[A:%.*]], i8 [[C:%.*]]) ; CHECK-SAME: (i8* nonnull [[A:%.*]], i8 [[C:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[C]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: tail call void @fun0() ; CHECK-NEXT: tail call void @fun0()
; CHECK-NEXT: br label [[CONT:%.*]] ; CHECK-NEXT: br label [[CONT:%.*]]
; CHECK: if.else: ; CHECK: if.else:
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; ... (willreturn & nounwind) ; ... (willreturn & nounwind)
; if(..) ; if(..)
; ... (willreturn & nounwind) ; ... (willreturn & nounwind)
; else ; else
; ... (willreturn & nounwind) ; ... (willreturn & nounwind)
; fun1(nonnull %a) ; fun1(nonnull %a)
define void @f18(i8* %a, i8* %b, i8 %c) { define void @f18(i8* %a, i8* %b, i8 %c) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@f18 ; CHECK-LABEL: define {{[^@]+}}@f18
; CHECK-SAME: (i8* nonnull [[A:%.*]], i8* [[B:%.*]], i8 [[C:%.*]]) ; CHECK-SAME: (i8* nonnull [[A:%.*]], i8* [[B:%.*]], i8 [[C:%.*]])
; CHECK-NEXT: [[CMP1:%.*]] = icmp eq i8 [[C]], 0 ; CHECK-NEXT: [[CMP1:%.*]] = icmp eq i8 [[C]], 0
; CHECK-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]] ; CHECK-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: tail call void @fun0() ; CHECK-NEXT: tail call void @fun0()
; CHECK-NEXT: br label [[CONT:%.*]] ; CHECK-NEXT: br label [[CONT:%.*]]
; CHECK: if.else: ; CHECK: if.else:
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cont2: cont2:
tail call void @fun1(i8* nonnull %a) tail call void @fun1(i8* nonnull %a)
ret void ret void
} }
; TEST 19: Loop ; TEST 19: Loop
define void @f19(i8* %a, i8* %b, i8 %c) { define void @f19(i8* %a, i8* %b, i8 %c) {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@f19 ; CHECK-LABEL: define {{[^@]+}}@f19
; CHECK-SAME: (i8* [[A:%.*]], i8* nonnull [[B:%.*]], i8 [[C:%.*]]) ; CHECK-SAME: (i8* [[A:%.*]], i8* nonnull [[B:%.*]], i8 [[C:%.*]])
; CHECK-NEXT: br label [[LOOP_HEADER:%.*]] ; CHECK-NEXT: br label [[LOOP_HEADER:%.*]]
; CHECK: loop.header: ; CHECK: loop.header:
; CHECK-NEXT: [[CMP2:%.*]] = icmp eq i8 [[C]], 0 ; CHECK-NEXT: [[CMP2:%.*]] = icmp eq i8 [[C]], 0
; CHECK-NEXT: br i1 [[CMP2]], label [[LOOP_BODY:%.*]], label [[LOOP_EXIT:%.*]] ; CHECK-NEXT: br i1 [[CMP2]], label [[LOOP_BODY:%.*]], label [[LOOP_EXIT:%.*]]
; CHECK: loop.body: ; CHECK: loop.body:
; CHECK-NEXT: tail call void @fun1(i8* nonnull [[B]]) ; CHECK-NEXT: tail call void @fun1(i8* nonnull [[B]])
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ret i8 %ret ret i8 %ret
} }
; Make sure that an invoke works similarly to a call. ; Make sure that an invoke works similarly to a call.
declare i32 @esfp(...) declare i32 @esfp(...)
define i1 @parent8(i8* %a, i8* %bogus1, i8* %b) personality i8* bitcast (i32 (...)* @esfp to i8*){ define i1 @parent8(i8* %a, i8* %bogus1, i8* %b) personality i8* bitcast (i32 (...)* @esfp to i8*){
; NOT_CGSCC_OPM: Function Attrs: nounwind
; NOT_CGSCC_OPM-LABEL: define {{[^@]+}}@parent8 ; NOT_CGSCC_OPM-LABEL: define {{[^@]+}}@parent8
; NOT_CGSCC_OPM-SAME: (i8* nonnull [[A:%.*]], i8* nocapture nofree readnone [[BOGUS1:%.*]], i8* nonnull [[B:%.*]]) #4 personality i8* bitcast (i32 (...)* @esfp to i8*) ; NOT_CGSCC_OPM-SAME: (i8* nonnull [[A:%.*]], i8* nocapture nofree readnone [[BOGUS1:%.*]], i8* nonnull [[B:%.*]]) #4 personality i8* bitcast (i32 (...)* @esfp to i8*)
; NOT_CGSCC_OPM-NEXT: entry: ; NOT_CGSCC_OPM-NEXT: entry:
; NOT_CGSCC_OPM-NEXT: invoke void @use2nonnull(i8* nonnull [[A]], i8* nonnull [[B]]) ; NOT_CGSCC_OPM-NEXT: invoke void @use2nonnull(i8* nonnull [[A]], i8* nonnull [[B]])
; NOT_CGSCC_OPM-NEXT: to label [[CONT:%.*]] unwind label [[EXC:%.*]] ; NOT_CGSCC_OPM-NEXT: to label [[CONT:%.*]] unwind label [[EXC:%.*]]
; NOT_CGSCC_OPM: cont: ; NOT_CGSCC_OPM: cont:
; NOT_CGSCC_OPM-NEXT: [[NULL_CHECK:%.*]] = icmp eq i8* [[B]], null ; NOT_CGSCC_OPM-NEXT: [[NULL_CHECK:%.*]] = icmp eq i8* [[B]], null
; NOT_CGSCC_OPM-NEXT: ret i1 [[NULL_CHECK]] ; NOT_CGSCC_OPM-NEXT: ret i1 [[NULL_CHECK]]
; NOT_CGSCC_OPM: exc: ; NOT_CGSCC_OPM: exc:
; NOT_CGSCC_OPM-NEXT: [[LP:%.*]] = landingpad { i8*, i32 } ; NOT_CGSCC_OPM-NEXT: [[LP:%.*]] = landingpad { i8*, i32 }
; NOT_CGSCC_OPM-NEXT: filter [0 x i8*] zeroinitializer ; NOT_CGSCC_OPM-NEXT: filter [0 x i8*] zeroinitializer
; NOT_CGSCC_OPM-NEXT: unreachable ; NOT_CGSCC_OPM-NEXT: unreachable
; ;
; IS__CGSCC_OPM: Function Attrs: nounwind
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@parent8 ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@parent8
; IS__CGSCC_OPM-SAME: (i8* nonnull [[A:%.*]], i8* nocapture nofree readnone [[BOGUS1:%.*]], i8* nonnull [[B:%.*]]) #5 personality i8* bitcast (i32 (...)* @esfp to i8*) ; IS__CGSCC_OPM-SAME: (i8* nonnull [[A:%.*]], i8* nocapture nofree readnone [[BOGUS1:%.*]], i8* nonnull [[B:%.*]]) #5 personality i8* bitcast (i32 (...)* @esfp to i8*)
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: invoke void @use2nonnull(i8* nonnull [[A]], i8* nonnull [[B]]) ; IS__CGSCC_OPM-NEXT: invoke void @use2nonnull(i8* nonnull [[A]], i8* nonnull [[B]])
; IS__CGSCC_OPM-NEXT: to label [[CONT:%.*]] unwind label [[EXC:%.*]] ; IS__CGSCC_OPM-NEXT: to label [[CONT:%.*]] unwind label [[EXC:%.*]]
; IS__CGSCC_OPM: cont: ; IS__CGSCC_OPM: cont:
; IS__CGSCC_OPM-NEXT: [[NULL_CHECK:%.*]] = icmp eq i8* [[B]], null ; IS__CGSCC_OPM-NEXT: [[NULL_CHECK:%.*]] = icmp eq i8* [[B]], null
; IS__CGSCC_OPM-NEXT: ret i1 [[NULL_CHECK]] ; IS__CGSCC_OPM-NEXT: ret i1 [[NULL_CHECK]]
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exc: exc:
%lp = landingpad { i8*, i32 } %lp = landingpad { i8*, i32 }
filter [0 x i8*] zeroinitializer filter [0 x i8*] zeroinitializer
unreachable unreachable
} }
define i32* @gep1(i32* %p) { define i32* @gep1(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@gep1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@gep1
; CHECK-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 1 ; IS__TUNIT____-SAME: (i32* nofree readnone "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: ret i32* [[Q]] ; IS__TUNIT____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 1
; IS__TUNIT____-NEXT: ret i32* [[Q]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@gep1
; IS__CGSCC____-SAME: (i32* nofree readnone "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 1
; IS__CGSCC____-NEXT: ret i32* [[Q]]
; ;
%q = getelementptr inbounds i32, i32* %p, i32 1 %q = getelementptr inbounds i32, i32* %p, i32 1
ret i32* %q ret i32* %q
} }
define i32* @gep1_no_null_opt(i32* %p) #0 { define i32* @gep1_no_null_opt(i32* %p) #0 {
; Should't be able to derive nonnull based on gep. ; Should't be able to derive nonnull based on gep.
; CHECK-LABEL: define {{[^@]+}}@gep1_no_null_opt ; IS__TUNIT____: Function Attrs: nofree nosync nounwind null_pointer_is_valid readnone willreturn
; CHECK-SAME: (i32* nofree readnone "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@gep1_no_null_opt
; CHECK-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 1 ; IS__TUNIT____-SAME: (i32* nofree readnone "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: ret i32* [[Q]] ; IS__TUNIT____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 1
; IS__TUNIT____-NEXT: ret i32* [[Q]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind null_pointer_is_valid readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@gep1_no_null_opt
; IS__CGSCC____-SAME: (i32* nofree readnone "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32* [[P]], i32 1
; IS__CGSCC____-NEXT: ret i32* [[Q]]
; ;
%q = getelementptr inbounds i32, i32* %p, i32 1 %q = getelementptr inbounds i32, i32* %p, i32 1
ret i32* %q ret i32* %q
} }
define i32 addrspace(3)* @gep2(i32 addrspace(3)* %p) { define i32 addrspace(3)* @gep2(i32 addrspace(3)* %p) {
; CHECK-LABEL: define {{[^@]+}}@gep2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 addrspace(3)* nofree readnone "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@gep2
; CHECK-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32 addrspace(3)* [[P]], i32 1 ; IS__TUNIT____-SAME: (i32 addrspace(3)* nofree readnone "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: ret i32 addrspace(3)* [[Q]] ; IS__TUNIT____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32 addrspace(3)* [[P]], i32 1
; IS__TUNIT____-NEXT: ret i32 addrspace(3)* [[Q]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@gep2
; IS__CGSCC____-SAME: (i32 addrspace(3)* nofree readnone "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: [[Q:%.*]] = getelementptr inbounds i32, i32 addrspace(3)* [[P]], i32 1
; IS__CGSCC____-NEXT: ret i32 addrspace(3)* [[Q]]
; ;
%q = getelementptr inbounds i32, i32 addrspace(3)* %p, i32 1 %q = getelementptr inbounds i32, i32 addrspace(3)* %p, i32 1
ret i32 addrspace(3)* %q ret i32 addrspace(3)* %q
} }
; FIXME: We should propagate dereferenceable here but *not* nonnull ; FIXME: We should propagate dereferenceable here but *not* nonnull
define i32 addrspace(3)* @as(i32 addrspace(3)* dereferenceable(4) %p) { define i32 addrspace(3)* @as(i32 addrspace(3)* dereferenceable(4) %p) {
; CHECK-LABEL: define {{[^@]+}}@as ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 addrspace(3)* nofree nonnull readnone returned dereferenceable(4) "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@as
; CHECK-NEXT: ret i32 addrspace(3)* [[P]] ; IS__TUNIT____-SAME: (i32 addrspace(3)* nofree nonnull readnone returned dereferenceable(4) "no-capture-maybe-returned" [[P:%.*]])
; IS__TUNIT____-NEXT: ret i32 addrspace(3)* [[P]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@as
; IS__CGSCC____-SAME: (i32 addrspace(3)* nofree nonnull readnone returned dereferenceable(4) "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: ret i32 addrspace(3)* [[P]]
; ;
ret i32 addrspace(3)* %p ret i32 addrspace(3)* %p
} }
; CHECK-NOT: @g2() ; CHECK-NOT: @g2()
define internal i32* @g2() { define internal i32* @g2() {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@g2() ; IS__CGSCC____-LABEL: define {{[^@]+}}@g2()
; IS__CGSCC____-NEXT: ret i32* inttoptr (i64 4 to i32*) ; IS__CGSCC____-NEXT: ret i32* inttoptr (i64 4 to i32*)
; ;
ret i32* inttoptr (i64 4 to i32*) ret i32* inttoptr (i64 4 to i32*)
} }
define i32* @g1() { define i32* @g1() {
; CHECK-LABEL: define {{[^@]+}}@g1() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32* inttoptr (i64 4 to i32*) ; IS__TUNIT____-LABEL: define {{[^@]+}}@g1()
; IS__TUNIT____-NEXT: ret i32* inttoptr (i64 4 to i32*)
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@g1()
; IS__CGSCC____-NEXT: ret i32* inttoptr (i64 4 to i32*)
; ;
%c = call i32* @g2() %c = call i32* @g2()
ret i32* %c ret i32* %c
} }
declare void @use_i32_ptr(i32* readnone nocapture) nounwind declare void @use_i32_ptr(i32* readnone nocapture) nounwind
define internal void @called_by_weak(i32* %a) { define internal void @called_by_weak(i32* %a) {
; IS__TUNIT____: Function Attrs: nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@called_by_weak ; IS__TUNIT____-LABEL: define {{[^@]+}}@called_by_weak
; IS__TUNIT____-SAME: (i32* noalias nocapture nonnull readnone [[A:%.*]]) ; IS__TUNIT____-SAME: (i32* noalias nocapture nonnull readnone [[A:%.*]])
; IS__TUNIT____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone [[A]]) ; IS__TUNIT____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone [[A]])
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@called_by_weak ; IS__CGSCC____-LABEL: define {{[^@]+}}@called_by_weak
; IS__CGSCC____-SAME: (i32* nocapture nonnull readnone [[A:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nonnull readnone [[A:%.*]])
; IS__CGSCC____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone [[A]]) ; IS__CGSCC____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone [[A]])
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
call void @use_i32_ptr(i32* %a) call void @use_i32_ptr(i32* %a)
ret void ret void
} }
; Check we do not annotate the function interface of this weak function. ; Check we do not annotate the function interface of this weak function.
define weak_odr void @weak_caller(i32* nonnull %a) { define weak_odr void @weak_caller(i32* nonnull %a) {
; CHECK-LABEL: define {{[^@]+}}@weak_caller ; CHECK-LABEL: define {{[^@]+}}@weak_caller
; CHECK-SAME: (i32* nonnull [[A:%.*]]) ; CHECK-SAME: (i32* nonnull [[A:%.*]])
; CHECK-NEXT: call void @called_by_weak(i32* noalias nocapture nonnull readnone [[A]]) ; CHECK-NEXT: call void @called_by_weak(i32* noalias nocapture nonnull readnone [[A]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @called_by_weak(i32* %a) call void @called_by_weak(i32* %a)
ret void ret void
} }
; Expect nonnull ; Expect nonnull
define internal void @control(i32* dereferenceable(4) %a) { define internal void @control(i32* dereferenceable(4) %a) {
; IS__TUNIT____: Function Attrs: nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@control ; IS__TUNIT____-LABEL: define {{[^@]+}}@control
; IS__TUNIT____-SAME: (i32* noalias nocapture nonnull readnone align 16 dereferenceable(8) [[A:%.*]]) ; IS__TUNIT____-SAME: (i32* noalias nocapture nonnull readnone align 16 dereferenceable(8) [[A:%.*]])
; IS__TUNIT____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone align 16 dereferenceable(8) [[A]]) ; IS__TUNIT____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone align 16 dereferenceable(8) [[A]])
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@control ; IS__CGSCC____-LABEL: define {{[^@]+}}@control
; IS__CGSCC____-SAME: (i32* nocapture nonnull readnone align 16 dereferenceable(8) [[A:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nonnull readnone align 16 dereferenceable(8) [[A:%.*]])
; IS__CGSCC____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone align 16 dereferenceable(8) [[A]]) ; IS__CGSCC____-NEXT: call void @use_i32_ptr(i32* noalias nocapture nonnull readnone align 16 dereferenceable(8) [[A]])
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
call void @use_i32_ptr(i32* %a) call void @use_i32_ptr(i32* %a)
ret void ret void
} }
; Avoid nonnull as we do not touch naked functions ; Avoid nonnull as we do not touch naked functions
define internal void @naked(i32* dereferenceable(4) %a) naked { define internal void @naked(i32* dereferenceable(4) %a) naked {
; CHECK: Function Attrs: naked
; CHECK-LABEL: define {{[^@]+}}@naked ; CHECK-LABEL: define {{[^@]+}}@naked
; CHECK-SAME: (i32* dereferenceable(4) [[A:%.*]]) ; CHECK-SAME: (i32* dereferenceable(4) [[A:%.*]])
; CHECK-NEXT: call void @use_i32_ptr(i32* [[A]]) ; CHECK-NEXT: call void @use_i32_ptr(i32* [[A]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @use_i32_ptr(i32* %a) call void @use_i32_ptr(i32* %a)
ret void ret void
} }
; Avoid nonnull as we do not touch optnone ; Avoid nonnull as we do not touch optnone
define internal void @optnone(i32* dereferenceable(4) %a) optnone noinline { define internal void @optnone(i32* dereferenceable(4) %a) optnone noinline {
; CHECK: Function Attrs: noinline optnone
; CHECK-LABEL: define {{[^@]+}}@optnone ; CHECK-LABEL: define {{[^@]+}}@optnone
; CHECK-SAME: (i32* dereferenceable(4) [[A:%.*]]) ; CHECK-SAME: (i32* dereferenceable(4) [[A:%.*]])
; CHECK-NEXT: call void @use_i32_ptr(i32* [[A]]) ; CHECK-NEXT: call void @use_i32_ptr(i32* [[A]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @use_i32_ptr(i32* %a) call void @use_i32_ptr(i32* %a)
ret void ret void
} }
Show All 17 Lines
; h(u); ; h(u);
; } ; }
; return g(nonnull u); ; return g(nonnull u);
;} ;}
declare void @h(i32*) willreturn nounwind declare void @h(i32*) willreturn nounwind
declare i32 @g(i32*) willreturn nounwind declare i32 @g(i32*) willreturn nounwind
define i32 @nonnull_exec_ctx_1(i32* %a, i32 %b) { define i32 @nonnull_exec_ctx_1(i32* %a, i32 %b) {
; ;
; CHECK-LABEL: define {{[^@]+}}@nonnull_exec_ctx_1 ; IS________OPM: Function Attrs: nounwind
; CHECK-SAME: (i32* [[A:%.*]], i32 [[B:%.*]]) ; IS________OPM-LABEL: define {{[^@]+}}@nonnull_exec_ctx_1
; CHECK-NEXT: en: ; IS________OPM-SAME: (i32* [[A:%.*]], i32 [[B:%.*]])
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0 ; IS________OPM-NEXT: en:
; CHECK-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]] ; IS________OPM-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0
; CHECK: ex: ; IS________OPM-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]]
; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]]) ; IS________OPM: ex:
; CHECK-NEXT: ret i32 [[TMP5]] ; IS________OPM-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]])
; CHECK: hd: ; IS________OPM-NEXT: ret i32 [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8:%.*]], [[HD]] ], [ 0, [[EN:%.*]] ] ; IS________OPM: hd:
; CHECK-NEXT: tail call void @h(i32* [[A]]) ; IS________OPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8:%.*]], [[HD]] ], [ 0, [[EN:%.*]] ]
; CHECK-NEXT: [[TMP8]] = add nuw i32 [[TMP7]], 1 ; IS________OPM-NEXT: tail call void @h(i32* [[A]])
; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], [[B]] ; IS________OPM-NEXT: [[TMP8]] = add nuw i32 [[TMP7]], 1
; CHECK-NEXT: br i1 [[TMP9]], label [[EX]], label [[HD]] ; IS________OPM-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], [[B]]
; IS________OPM-NEXT: br i1 [[TMP9]], label [[EX]], label [[HD]]
;
; IS________NPM: Function Attrs: nounwind willreturn
; IS________NPM-LABEL: define {{[^@]+}}@nonnull_exec_ctx_1
; IS________NPM-SAME: (i32* [[A:%.*]], i32 [[B:%.*]])
; IS________NPM-NEXT: en:
; IS________NPM-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0
; IS________NPM-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]]
; IS________NPM: ex:
; IS________NPM-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]])
; IS________NPM-NEXT: ret i32 [[TMP5]]
; IS________NPM: hd:
; IS________NPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8:%.*]], [[HD]] ], [ 0, [[EN:%.*]] ]
; IS________NPM-NEXT: tail call void @h(i32* [[A]])
; IS________NPM-NEXT: [[TMP8]] = add nuw i32 [[TMP7]], 1
; IS________NPM-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], [[B]]
; IS________NPM-NEXT: br i1 [[TMP9]], label [[EX]], label [[HD]]
; ;
en: en:
%tmp3 = icmp eq i32 %b, 0 %tmp3 = icmp eq i32 %b, 0
br i1 %tmp3, label %ex, label %hd br i1 %tmp3, label %ex, label %hd
ex: ex:
%tmp5 = tail call i32 @g(i32* nonnull %a) %tmp5 = tail call i32 @g(i32* nonnull %a)
ret i32 %tmp5 ret i32 %tmp5
hd: hd:
%tmp7 = phi i32 [ %tmp8, %hd ], [ 0, %en ] %tmp7 = phi i32 [ %tmp8, %hd ], [ 0, %en ]
tail call void @h(i32* %a) tail call void @h(i32* %a)
%tmp8 = add nuw i32 %tmp7, 1 %tmp8 = add nuw i32 %tmp7, 1
%tmp9 = icmp eq i32 %tmp8, %b %tmp9 = icmp eq i32 %tmp8, %b
br i1 %tmp9, label %ex, label %hd br i1 %tmp9, label %ex, label %hd
} }
define i32 @nonnull_exec_ctx_1b(i32* %a, i32 %b) { define i32 @nonnull_exec_ctx_1b(i32* %a, i32 %b) {
; ;
; CHECK-LABEL: define {{[^@]+}}@nonnull_exec_ctx_1b ; IS________OPM: Function Attrs: nounwind
; CHECK-SAME: (i32* [[A:%.*]], i32 [[B:%.*]]) ; IS________OPM-LABEL: define {{[^@]+}}@nonnull_exec_ctx_1b
; CHECK-NEXT: en: ; IS________OPM-SAME: (i32* [[A:%.*]], i32 [[B:%.*]])
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0 ; IS________OPM-NEXT: en:
; CHECK-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]] ; IS________OPM-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0
; CHECK: ex: ; IS________OPM-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]]
; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]]) ; IS________OPM: ex:
; CHECK-NEXT: ret i32 [[TMP5]] ; IS________OPM-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]])
; CHECK: hd: ; IS________OPM-NEXT: ret i32 [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8:%.*]], [[HD2:%.*]] ], [ 0, [[EN:%.*]] ] ; IS________OPM: hd:
; CHECK-NEXT: tail call void @h(i32* [[A]]) ; IS________OPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8:%.*]], [[HD2:%.*]] ], [ 0, [[EN:%.*]] ]
; CHECK-NEXT: br label [[HD2]] ; IS________OPM-NEXT: tail call void @h(i32* [[A]])
; CHECK: hd2: ; IS________OPM-NEXT: br label [[HD2]]
; CHECK-NEXT: [[TMP8]] = add nuw i32 [[TMP7]], 1 ; IS________OPM: hd2:
; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], [[B]] ; IS________OPM-NEXT: [[TMP8]] = add nuw i32 [[TMP7]], 1
; CHECK-NEXT: br i1 [[TMP9]], label [[EX]], label [[HD]] ; IS________OPM-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], [[B]]
; IS________OPM-NEXT: br i1 [[TMP9]], label [[EX]], label [[HD]]
;
; IS________NPM: Function Attrs: nounwind willreturn
; IS________NPM-LABEL: define {{[^@]+}}@nonnull_exec_ctx_1b
; IS________NPM-SAME: (i32* [[A:%.*]], i32 [[B:%.*]])
; IS________NPM-NEXT: en:
; IS________NPM-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0
; IS________NPM-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]]
; IS________NPM: ex:
; IS________NPM-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]])
; IS________NPM-NEXT: ret i32 [[TMP5]]
; IS________NPM: hd:
; IS________NPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8:%.*]], [[HD2:%.*]] ], [ 0, [[EN:%.*]] ]
; IS________NPM-NEXT: tail call void @h(i32* [[A]])
; IS________NPM-NEXT: br label [[HD2]]
; IS________NPM: hd2:
; IS________NPM-NEXT: [[TMP8]] = add nuw i32 [[TMP7]], 1
; IS________NPM-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], [[B]]
; IS________NPM-NEXT: br i1 [[TMP9]], label [[EX]], label [[HD]]
; ;
en: en:
%tmp3 = icmp eq i32 %b, 0 %tmp3 = icmp eq i32 %b, 0
br i1 %tmp3, label %ex, label %hd br i1 %tmp3, label %ex, label %hd
ex: ex:
%tmp5 = tail call i32 @g(i32* nonnull %a) %tmp5 = tail call i32 @g(i32* nonnull %a)
ret i32 %tmp5 ret i32 %tmp5
hd: hd:
%tmp7 = phi i32 [ %tmp8, %hd2 ], [ 0, %en ] %tmp7 = phi i32 [ %tmp8, %hd2 ], [ 0, %en ]
tail call void @h(i32* %a) tail call void @h(i32* %a)
br label %hd2 br label %hd2
hd2: hd2:
%tmp8 = add nuw i32 %tmp7, 1 %tmp8 = add nuw i32 %tmp7, 1
%tmp9 = icmp eq i32 %tmp8, %b %tmp9 = icmp eq i32 %tmp8, %b
br i1 %tmp9, label %ex, label %hd br i1 %tmp9, label %ex, label %hd
} }
define i32 @nonnull_exec_ctx_2(i32* %a, i32 %b) willreturn nounwind { define i32 @nonnull_exec_ctx_2(i32* %a, i32 %b) willreturn nounwind {
; ;
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@nonnull_exec_ctx_2 ; CHECK-LABEL: define {{[^@]+}}@nonnull_exec_ctx_2
; CHECK-SAME: (i32* nonnull [[A:%.*]], i32 [[B:%.*]]) ; CHECK-SAME: (i32* nonnull [[A:%.*]], i32 [[B:%.*]])
; CHECK-NEXT: en: ; CHECK-NEXT: en:
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0 ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0
; CHECK-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]] ; CHECK-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]]
; CHECK: ex: ; CHECK: ex:
; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]]) ; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]])
; CHECK-NEXT: ret i32 [[TMP5]] ; CHECK-NEXT: ret i32 [[TMP5]]
Show All 17 Lineshd:
tail call void @h(i32* %a) tail call void @h(i32* %a)
%tmp8 = add nuw i32 %tmp7, 1 %tmp8 = add nuw i32 %tmp7, 1
%tmp9 = icmp eq i32 %tmp8, %b %tmp9 = icmp eq i32 %tmp8, %b
br i1 %tmp9, label %ex, label %hd br i1 %tmp9, label %ex, label %hd
} }
define i32 @nonnull_exec_ctx_2b(i32* %a, i32 %b) willreturn nounwind { define i32 @nonnull_exec_ctx_2b(i32* %a, i32 %b) willreturn nounwind {
; ;
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@nonnull_exec_ctx_2b ; CHECK-LABEL: define {{[^@]+}}@nonnull_exec_ctx_2b
; CHECK-SAME: (i32* nonnull [[A:%.*]], i32 [[B:%.*]]) ; CHECK-SAME: (i32* nonnull [[A:%.*]], i32 [[B:%.*]])
; CHECK-NEXT: en: ; CHECK-NEXT: en:
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0 ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[B]], 0
; CHECK-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]] ; CHECK-NEXT: br i1 [[TMP3]], label [[EX:%.*]], label [[HD:%.*]]
; CHECK: ex: ; CHECK: ex:
; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]]) ; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @g(i32* nonnull [[A]])
; CHECK-NEXT: ret i32 [[TMP5]] ; CHECK-NEXT: ret i32 [[TMP5]]
▲ Show 20 Lines • Show All 120 Lines • ▼ Show 20 Lines8: ; preds = %8, %4
%11 = icmp eq i32 %10, %1 %11 = icmp eq i32 %10, %1
br i1 %11, label %7, label %8 br i1 %11, label %7, label %8
} }
declare i8* @strrchr(i8* %0, i32 %1) nofree nounwind readonly declare i8* @strrchr(i8* %0, i32 %1) nofree nounwind readonly
; We should not mark the return of @strrchr as `nonnull`, it may well be NULL! ; We should not mark the return of @strrchr as `nonnull`, it may well be NULL!
define i8* @mybasename(i8* nofree readonly %str) { define i8* @mybasename(i8* nofree readonly %str) {
; CHECK: Function Attrs: nofree nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@mybasename ; CHECK-LABEL: define {{[^@]+}}@mybasename
; CHECK-SAME: (i8* nofree readonly [[STR:%.*]]) ; CHECK-SAME: (i8* nofree readonly [[STR:%.*]])
; CHECK-NEXT: [[CALL:%.*]] = call i8* @strrchr(i8* nofree readonly [[STR]], i32 47) ; CHECK-NEXT: [[CALL:%.*]] = call i8* @strrchr(i8* nofree readonly [[STR]], i32 47)
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i8* [[CALL]], null ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i8* [[CALL]], null
; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i8, i8* [[CALL]], i64 1 ; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i8, i8* [[CALL]], i64 1
; CHECK-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i8* [[ADD_PTR]], i8* [[STR]] ; CHECK-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i8* [[ADD_PTR]], i8* [[STR]]
; CHECK-NEXT: ret i8* [[COND]] ; CHECK-NEXT: ret i8* [[COND]]
; ;
▲ Show 20 Lines • Show All 74 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/norecurse.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=9 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__CGSSA____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
define i32 @leaf() { define i32 @leaf() {
; CHECK-LABEL: define {{[^@]+}}@leaf() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@leaf()
; IS__TUNIT____-NEXT: ret i32 1
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@leaf()
; IS__CGSCC____-NEXT: ret i32 1
; ;
ret i32 1 ret i32 1
} }
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NOT: norecurse
define i32 @self_rec() { define i32 @self_rec() {
; CHECK-LABEL: define {{[^@]+}}@self_rec() ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@self_rec()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@self_rec()
; IS__CGSCC____-NEXT: unreachable
; ;
%a = call i32 @self_rec() %a = call i32 @self_rec()
ret i32 4 ret i32 4
} }
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NOT: norecurse
define i32 @indirect_rec() { define i32 @indirect_rec() {
; CHECK-LABEL: define {{[^@]+}}@indirect_rec() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%a = call i32 @indirect_rec2() %a = call i32 @indirect_rec2()
ret i32 %a ret i32 %a
} }
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NOT: norecurse
define i32 @indirect_rec2() { define i32 @indirect_rec2() {
; CHECK-LABEL: define {{[^@]+}}@indirect_rec2() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec2()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec2()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%a = call i32 @indirect_rec() %a = call i32 @indirect_rec()
ret i32 %a ret i32 %a
} }
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NOT: norecurse
define i32 @extern() { define i32 @extern() {
; CHECK: Function Attrs: nosync readnone
; CHECK-LABEL: define {{[^@]+}}@extern() ; CHECK-LABEL: define {{[^@]+}}@extern()
; CHECK-NEXT: [[A:%.*]] = call i32 @k() ; CHECK-NEXT: [[A:%.*]] = call i32 @k()
; CHECK-NEXT: ret i32 [[A]] ; CHECK-NEXT: ret i32 [[A]]
; ;
%a = call i32 @k() %a = call i32 @k()
ret i32 %a ret i32 %a
} }
; CHECK: Function Attrs ; CHECK: Function Attrs
; CHECK-NEXT: declare i32 @k() ; CHECK-NEXT: declare i32 @k()
declare i32 @k() readnone declare i32 @k() readnone
; CHECK: Function Attrs
; CHECK-NOT: norecurse
define void @intrinsic(i8* %dest, i8* %src, i32 %len) { define void @intrinsic(i8* %dest, i8* %src, i32 %len) {
; CHECK: Function Attrs: argmemonly nosync nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@intrinsic ; CHECK-LABEL: define {{[^@]+}}@intrinsic
; CHECK-SAME: (i8* nocapture writeonly [[DEST:%.*]], i8* nocapture readonly [[SRC:%.*]], i32 [[LEN:%.*]]) ; CHECK-SAME: (i8* nocapture writeonly [[DEST:%.*]], i8* nocapture readonly [[SRC:%.*]], i32 [[LEN:%.*]])
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* noalias nocapture writeonly [[DEST]], i8* noalias nocapture readonly [[SRC]], i32 [[LEN]], i1 false) ; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* noalias nocapture writeonly [[DEST]], i8* noalias nocapture readonly [[SRC]], i32 [[LEN]], i1 false)
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %dest, i8* %src, i32 %len, i1 false) call void @llvm.memcpy.p0i8.p0i8.i32(i8* %dest, i8* %src, i32 %len, i1 false)
ret void ret void
} }
; CHECK: Function Attrs ; CHECK: Function Attrs
; CHECK-NEXT: declare void @llvm.memcpy.p0i8.p0i8.i32 ; CHECK-NEXT: declare void @llvm.memcpy.p0i8.p0i8.i32
declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i1) declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i1)
; IS__TUNIT____: Function Attrs
; IS__TUNIT____-SAME: nosync readnone
; IS__CGSSA____: Function Attrs
; IS__CGSSA____-SAME: norecurse nosync readnone
define internal i32 @called_by_norecurse() { define internal i32 @called_by_norecurse() {
; CHECK-LABEL: define {{[^@]+}}@called_by_norecurse() ; IS__TUNIT____: Function Attrs: nosync readnone
; CHECK-NEXT: [[A:%.*]] = call i32 @k() ; IS__TUNIT____-LABEL: define {{[^@]+}}@called_by_norecurse()
; CHECK-NEXT: ret i32 undef ; IS__TUNIT____-NEXT: [[A:%.*]] = call i32 @k()
; IS__TUNIT____-NEXT: ret i32 undef
;
; IS__CGSCC____: Function Attrs: norecurse nosync readnone
; IS__CGSCC____-LABEL: define {{[^@]+}}@called_by_norecurse()
; IS__CGSCC____-NEXT: [[A:%.*]] = call i32 @k()
; IS__CGSCC____-NEXT: ret i32 undef
; ;
%a = call i32 @k() %a = call i32 @k()
ret i32 %a ret i32 %a
} }
; CHECK: Function Attrs
define void @m() norecurse { define void @m() norecurse {
; CHECK: Function Attrs: norecurse nosync readnone
; CHECK-LABEL: define {{[^@]+}}@m() ; CHECK-LABEL: define {{[^@]+}}@m()
; CHECK-NEXT: [[A:%.*]] = call i32 @called_by_norecurse() ; CHECK-NEXT: [[A:%.*]] = call i32 @called_by_norecurse()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%a = call i32 @called_by_norecurse() %a = call i32 @called_by_norecurse()
ret void ret void
} }
; CHECK: Function Attrs
; FIXME: norecurse missing
; CHECK-SAME: nosync readnone
define internal i32 @called_by_norecurse_indirectly() { define internal i32 @called_by_norecurse_indirectly() {
; CHECK: Function Attrs: nosync readnone
; CHECK-LABEL: define {{[^@]+}}@called_by_norecurse_indirectly() ; CHECK-LABEL: define {{[^@]+}}@called_by_norecurse_indirectly()
; CHECK-NEXT: [[A:%.*]] = call i32 @k() ; CHECK-NEXT: [[A:%.*]] = call i32 @k()
; CHECK-NEXT: ret i32 [[A]] ; CHECK-NEXT: ret i32 [[A]]
; ;
%a = call i32 @k() %a = call i32 @k()
ret i32 %a ret i32 %a
} }
; IS__TUNIT____: Function Attrs
; IS__TUNIT____-SAME: nosync readnone
; IS__CGSSA____: Function Attrs
; IS__CGSSA____-SAME: norecurse nosync readnone
define internal i32 @o() { define internal i32 @o() {
; CHECK-LABEL: define {{[^@]+}}@o() ; IS__TUNIT____: Function Attrs: nosync readnone
; CHECK-NEXT: [[A:%.*]] = call i32 @called_by_norecurse_indirectly() ; IS__TUNIT____-LABEL: define {{[^@]+}}@o()
; CHECK-NEXT: ret i32 [[A]] ; IS__TUNIT____-NEXT: [[A:%.*]] = call i32 @called_by_norecurse_indirectly()
; IS__TUNIT____-NEXT: ret i32 [[A]]
;
; IS__CGSCC____: Function Attrs: norecurse nosync readnone
; IS__CGSCC____-LABEL: define {{[^@]+}}@o()
; IS__CGSCC____-NEXT: [[A:%.*]] = call i32 @called_by_norecurse_indirectly()
; IS__CGSCC____-NEXT: ret i32 [[A]]
; ;
%a = call i32 @called_by_norecurse_indirectly() %a = call i32 @called_by_norecurse_indirectly()
ret i32 %a ret i32 %a
} }
define i32 @p() norecurse { define i32 @p() norecurse {
; CHECK: Function Attrs: norecurse nosync readnone
; CHECK-LABEL: define {{[^@]+}}@p() ; CHECK-LABEL: define {{[^@]+}}@p()
; CHECK-NEXT: [[A:%.*]] = call i32 @o() ; CHECK-NEXT: [[A:%.*]] = call i32 @o()
; CHECK-NEXT: ret i32 [[A]] ; CHECK-NEXT: ret i32 [[A]]
; ;
%a = call i32 @o() %a = call i32 @o()
ret i32 %a ret i32 %a
} }
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
define void @f(i32 %x) { define void @f(i32 %x) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@f ; IS__TUNIT____-LABEL: define {{[^@]+}}@f
; IS__TUNIT____-SAME: (i32 [[X:%.*]]) ; IS__TUNIT____-SAME: (i32 [[X:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4 ; IS__TUNIT____-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4 ; IS__TUNIT____-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[X_ADDR]], align 4 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[X_ADDR]], align 4
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0 ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__TUNIT____: if.then: ; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: call void @g() ; IS__TUNIT____-NEXT: call void @g()
; IS__TUNIT____-NEXT: br label [[IF_END]] ; IS__TUNIT____-NEXT: br label [[IF_END]]
; IS__TUNIT____: if.end: ; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____-LABEL: define {{[^@]+}}@f ; IS__CGSCC_OPM: Function Attrs: nofree nosync nounwind readnone
; IS__CGSCC____-SAME: (i32 [[X:%.*]]) ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC_OPM-SAME: (i32 [[X:%.*]])
; IS__CGSCC____-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4 ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC____-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4 ; IS__CGSCC_OPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[X_ADDR]], align 4 ; IS__CGSCC_OPM-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0 ; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[X_ADDR]], align 4
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__CGSCC_OPM-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
; IS__CGSCC____: if.then: ; IS__CGSCC_OPM-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____-NEXT: br label [[IF_END]] ; IS__CGSCC_OPM: if.then:
; IS__CGSCC____: if.end: ; IS__CGSCC_OPM-NEXT: br label [[IF_END]]
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC_OPM: if.end:
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f
; IS__CGSCC_NPM-SAME: (i32 [[X:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[X_ADDR]], align 4
; IS__CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
; IS__CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC_NPM: if.then:
; IS__CGSCC_NPM-NEXT: br label [[IF_END]]
; IS__CGSCC_NPM: if.end:
; IS__CGSCC_NPM-NEXT: ret void
; ;
entry: entry:
%x.addr = alloca i32, align 4 %x.addr = alloca i32, align 4
store i32 %x, i32* %x.addr, align 4 store i32 %x, i32* %x.addr, align 4
%0 = load i32, i32* %x.addr, align 4 %0 = load i32, i32* %x.addr, align 4
%tobool = icmp ne i32 %0, 0 %tobool = icmp ne i32 %0, 0
br i1 %tobool, label %if.then, label %if.end br i1 %tobool, label %if.then, label %if.end
if.then: if.then:
call void @g() norecurse call void @g() norecurse
br label %if.end br label %if.end
if.end: if.end:
ret void ret void
} }
define void @g() norecurse { define void @g() norecurse {
; NOT_CGSCC_OPM-LABEL: define {{[^@]+}}@g() ; IS__TUNIT____: Function Attrs: nofree norecurse nosync nounwind readnone
; NOT_CGSCC_OPM-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@g()
; NOT_CGSCC_OPM-NEXT: ret void ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@g() ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@g()
; IS__CGSCC_OPM-NEXT: entry: ; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: call void @f(i32 0) ; IS__CGSCC_OPM-NEXT: call void @f(i32 0)
; IS__CGSCC_OPM-NEXT: ret void ; IS__CGSCC_OPM-NEXT: ret void
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@g()
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: ret void
;
entry: entry:
call void @f(i32 0) call void @f(i32 0)
ret void ret void
} }
; CHECK-NOT: Function Attrs
define linkonce_odr i32 @leaf_redefinable() { define linkonce_odr i32 @leaf_redefinable() {
; CHECK-LABEL: define {{[^@]+}}@leaf_redefinable() ; CHECK-LABEL: define {{[^@]+}}@leaf_redefinable()
; CHECK-NEXT: ret i32 1 ; CHECK-NEXT: ret i32 1
; ;
ret i32 1 ret i32 1
} }
; Call through a function pointer ; Call through a function pointer
; CHECK-NOT: Function Attrs
define i32 @eval_func1(i32 (i32)* , i32) local_unnamed_addr { define i32 @eval_func1(i32 (i32)* , i32) local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@eval_func1 ; CHECK-LABEL: define {{[^@]+}}@eval_func1
; CHECK-SAME: (i32 (i32)* nocapture nofree nonnull [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr ; CHECK-SAME: (i32 (i32)* nocapture nofree nonnull [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[TMP3:%.*]] = tail call i32 [[TMP0]](i32 [[TMP1]]) ; CHECK-NEXT: [[TMP3:%.*]] = tail call i32 [[TMP0]](i32 [[TMP1]])
; CHECK-NEXT: ret i32 [[TMP3]] ; CHECK-NEXT: ret i32 [[TMP3]]
; ;
%3 = tail call i32 %0(i32 %1) #2 %3 = tail call i32 %0(i32 %1) #2
ret i32 %3 ret i32 %3
} }
; CHECK: Function Attrs: null_pointer_is_valid
define i32 @eval_func2(i32 (i32)* , i32) local_unnamed_addr null_pointer_is_valid{ define i32 @eval_func2(i32 (i32)* , i32) local_unnamed_addr null_pointer_is_valid{
; CHECK: Function Attrs: null_pointer_is_valid
; CHECK-LABEL: define {{[^@]+}}@eval_func2 ; CHECK-LABEL: define {{[^@]+}}@eval_func2
; CHECK-SAME: (i32 (i32)* nocapture nofree [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr ; CHECK-SAME: (i32 (i32)* nocapture nofree [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[TMP3:%.*]] = tail call i32 [[TMP0]](i32 [[TMP1]]) ; CHECK-NEXT: [[TMP3:%.*]] = tail call i32 [[TMP0]](i32 [[TMP1]])
; CHECK-NEXT: ret i32 [[TMP3]] ; CHECK-NEXT: ret i32 [[TMP3]]
; ;
%3 = tail call i32 %0(i32 %1) #2 %3 = tail call i32 %0(i32 %1) #2
ret i32 %3 ret i32 %3
} }
; Call an unknown function in a dead block. ; Call an unknown function in a dead block.
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
declare void @unknown() declare void @unknown()
define i32 @call_unknown_in_dead_block() local_unnamed_addr { define i32 @call_unknown_in_dead_block() local_unnamed_addr {
; CHECK-LABEL: define {{[^@]+}}@call_unknown_in_dead_block() local_unnamed_addr ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@call_unknown_in_dead_block() local_unnamed_addr
; CHECK: Dead: ; IS__TUNIT____-NEXT: ret i32 0
; CHECK-NEXT: unreachable ; IS__TUNIT____: Dead:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@call_unknown_in_dead_block() local_unnamed_addr
; IS__CGSCC____-NEXT: ret i32 0
; IS__CGSCC____: Dead:
; IS__CGSCC____-NEXT: unreachable
; ;
ret i32 0 ret i32 0
Dead: Dead:
tail call void @unknown() tail call void @unknown()
ret i32 1 ret i32 1
} }

llvm/test/Transforms/Attributor/noreturn.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; Test cases specifically designed for the "no-return" function attribute. ; Test cases specifically designed for the "no-return" function attribute.
; We use FIXME's to indicate problems and missing attributes. ; We use FIXME's to indicate problems and missing attributes.
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; TEST 1, singleton SCC void return type ; TEST 1, singleton SCC void return type
; ;
; void srec0() { ; void srec0() {
; return srec0(); ; return srec0();
; } ; }
; ;
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define void @srec0() #0 { define void @srec0() #0 {
; CHECK-LABEL: define {{[^@]+}}@srec0() ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: entry: ; IS__TUNIT____-LABEL: define {{[^@]+}}@srec0()
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@srec0()
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
call void @srec0() call void @srec0()
ret void ret void
} }
; TEST 2: singleton SCC int return type with a lot of recursive calls ; TEST 2: singleton SCC int return type with a lot of recursive calls
; ;
; int srec16(int a) { ; int srec16(int a) {
; return srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(a)))))))))))))))); ; return srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(srec16(a))))))))))))))));
; } ; }
; ;
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define i32 @srec16(i32 %a) #0 { define i32 @srec16(i32 %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@srec16 ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32 [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@srec16
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[A:%.*]])
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; CHECK: exit: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@srec16
; IS__CGSCC____-SAME: (i32 [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: exit:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
%call = call i32 @srec16(i32 %a) %call = call i32 @srec16(i32 %a)
%call1 = call i32 @srec16(i32 %call) %call1 = call i32 @srec16(i32 %call)
%call2 = call i32 @srec16(i32 %call1) %call2 = call i32 @srec16(i32 %call1)
%call3 = call i32 @srec16(i32 %call2) %call3 = call i32 @srec16(i32 %call2)
%call4 = call i32 @srec16(i32 %call3) %call4 = call i32 @srec16(i32 %call3)
%call5 = call i32 @srec16(i32 %call4) %call5 = call i32 @srec16(i32 %call4)
Show All 15 Lines
; TEST 3: endless loop, no return instruction ; TEST 3: endless loop, no return instruction
; ;
; int endless_loop(int a) { ; int endless_loop(int a) {
; while (1); ; while (1);
; } ; }
; ;
define i32 @endless_loop(i32 %a) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@endless_loop
; IS__TUNIT____-SAME: (i32 [[A:%.*]])
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[WHILE_BODY:%.*]]
; IS__TUNIT____: while.body:
; IS__TUNIT____-NEXT: br label [[WHILE_BODY]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable ; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define i32 @endless_loop(i32 %a) #0 { ; IS__CGSCC____-LABEL: define {{[^@]+}}@endless_loop
; CHECK-LABEL: define {{[^@]+}}@endless_loop ; IS__CGSCC____-SAME: (i32 [[A:%.*]])
; CHECK-SAME: (i32 [[A:%.*]]) ; IS__CGSCC____-NEXT: entry:
; CHECK-NEXT: entry: ; IS__CGSCC____-NEXT: br label [[WHILE_BODY:%.*]]
; CHECK-NEXT: br label [[WHILE_BODY:%.*]] ; IS__CGSCC____: while.body:
; CHECK: while.body: ; IS__CGSCC____-NEXT: br label [[WHILE_BODY]]
; CHECK-NEXT: br label [[WHILE_BODY]]
; ;
entry: entry:
br label %while.body br label %while.body
while.body: ; preds = %entry, %while.body while.body: ; preds = %entry, %while.body
br label %while.body br label %while.body
} }
; TEST 4: endless loop, dead return instruction ; TEST 4: endless loop, dead return instruction
; ;
; int endless_loop(int a) { ; int endless_loop(int a) {
; while (1); ; while (1);
; return a; ; return a;
; } ; }
; ;
; FIXME: no-return missing (D65243 should fix this) ; FIXME: no-return missing (D65243 should fix this)
define i32 @dead_return(i32 %a) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@dead_return
; IS__TUNIT____-SAME: (i32 [[A:%.*]])
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[WHILE_BODY:%.*]]
; IS__TUNIT____: while.body:
; IS__TUNIT____-NEXT: br label [[WHILE_BODY]]
; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable ; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define i32 @dead_return(i32 %a) #0 { ; IS__CGSCC____-LABEL: define {{[^@]+}}@dead_return
; CHECK-LABEL: define {{[^@]+}}@dead_return ; IS__CGSCC____-SAME: (i32 [[A:%.*]])
; CHECK-SAME: (i32 [[A:%.*]]) ; IS__CGSCC____-NEXT: entry:
; CHECK-NEXT: entry: ; IS__CGSCC____-NEXT: br label [[WHILE_BODY:%.*]]
; CHECK-NEXT: br label [[WHILE_BODY:%.*]] ; IS__CGSCC____: while.body:
; CHECK: while.body: ; IS__CGSCC____-NEXT: br label [[WHILE_BODY]]
; CHECK-NEXT: br label [[WHILE_BODY]] ; IS__CGSCC____: return:
; CHECK: return: ; IS__CGSCC____-NEXT: unreachable
; CHECK-NEXT: unreachable
; ;
entry: entry:
br label %while.body br label %while.body
while.body: ; preds = %entry, %while.body while.body: ; preds = %entry, %while.body
br label %while.body br label %while.body
return: ; No predecessors! return: ; No predecessors!
ret i32 %a ret i32 %a
} }
; TEST 5: all paths contain a no-return function call ; TEST 5: all paths contain a no-return function call
; ;
; int multiple_noreturn_calls(int a) { ; int multiple_noreturn_calls(int a) {
; return a == 0 ? endless_loop(a) : srec16(a); ; return a == 0 ? endless_loop(a) : srec16(a);
; } ; }
; ;
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define i32 @multiple_noreturn_calls(i32 %a) #0 { define i32 @multiple_noreturn_calls(i32 %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@multiple_noreturn_calls ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32 [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@multiple_noreturn_calls
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[A:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[A]], 0 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq i32 [[A]], 0
; CHECK: cond.true: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: cond.true:
; CHECK: cond.false: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: cond.false:
; CHECK: cond.end: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: cond.end:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@multiple_noreturn_calls
; IS__CGSCC____-SAME: (i32 [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq i32 [[A]], 0
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
; IS__CGSCC____: cond.true:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: cond.false:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: cond.end:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
%cmp = icmp eq i32 %a, 0 %cmp = icmp eq i32 %a, 0
br i1 %cmp, label %cond.true, label %cond.false br i1 %cmp, label %cond.true, label %cond.false
cond.true: ; preds = %entry cond.true: ; preds = %entry
%call = call i32 @endless_loop(i32 %a) %call = call i32 @endless_loop(i32 %a)
br label %cond.end br label %cond.end
cond.false: ; preds = %entry cond.false: ; preds = %entry
%call1 = call i32 @srec16(i32 %a) %call1 = call i32 @srec16(i32 %a)
br label %cond.end br label %cond.end
cond.end: ; preds = %cond.false, %cond.true cond.end: ; preds = %cond.false, %cond.true
%cond = phi i32 [ %call, %cond.true ], [ %call1, %cond.false ] %cond = phi i32 [ %call, %cond.true ], [ %call1, %cond.false ]
ret i32 %cond ret i32 %cond
} }
; TEST 6a: willreturn means *not* no-return or UB ; TEST 6a: willreturn means *not* no-return or UB
; FIXME: we should derive "UB" as an argument and report it to the user on request. ; FIXME: we should derive "UB" as an argument and report it to the user on request.
define i32 @endless_loop_but_willreturn() willreturn {
; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@endless_loop_but_willreturn()
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[WHILE_BODY:%.*]]
; IS__TUNIT____: while.body:
; IS__TUNIT____-NEXT: br label [[WHILE_BODY]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn ; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
define i32 @endless_loop_but_willreturn() willreturn { ; IS__CGSCC____-LABEL: define {{[^@]+}}@endless_loop_but_willreturn()
; CHECK-LABEL: define {{[^@]+}}@endless_loop_but_willreturn() ; IS__CGSCC____-NEXT: entry:
; CHECK-NEXT: entry: ; IS__CGSCC____-NEXT: br label [[WHILE_BODY:%.*]]
; CHECK-NEXT: br label [[WHILE_BODY:%.*]] ; IS__CGSCC____: while.body:
; CHECK: while.body: ; IS__CGSCC____-NEXT: br label [[WHILE_BODY]]
; CHECK-NEXT: br label [[WHILE_BODY]]
; ;
entry: entry:
br label %while.body br label %while.body
while.body: ; preds = %entry, %while.body while.body: ; preds = %entry, %while.body
br label %while.body br label %while.body
} }
; TEST 6b: willreturn means *not* no-return or UB ; TEST 6b: willreturn means *not* no-return or UB
define i32 @UB_and_willreturn() willreturn {
; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@UB_and_willreturn()
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn ; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
define i32 @UB_and_willreturn() willreturn { ; IS__CGSCC____-LABEL: define {{[^@]+}}@UB_and_willreturn()
; CHECK-LABEL: define {{[^@]+}}@UB_and_willreturn() ; IS__CGSCC____-NEXT: entry:
; CHECK-NEXT: entry: ; IS__CGSCC____-NEXT: unreachable
; CHECK-NEXT: unreachable
; ;
entry: entry:
unreachable unreachable
} }
attributes #0 = { noinline nounwind uwtable } attributes #0 = { noinline nounwind uwtable }

llvm/test/Transforms/Attributor/noreturn_async.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s ; RUN: opt -attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s
; ;
; This file is the same as noreturn_sync.ll but with a personality which ; This file is the same as noreturn_sync.ll but with a personality which
; indicates that the exception handler *can* catch asynchronous exceptions. As ; indicates that the exception handler *can* catch asynchronous exceptions. As
; a consequence, invokes to noreturn and nounwind functions are not translated ; a consequence, invokes to noreturn and nounwind functions are not translated
; to calls followed by an unreachable but the unwind edge is considered live. ; to calls followed by an unreachable but the unwind edge is considered live.
; ;
; https://reviews.llvm.org/D59978#inline-586873 ; https://reviews.llvm.org/D59978#inline-586873
▲ Show 20 Lines • Show All 136 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/noreturn_sync.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s ; RUN: opt -attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s
; ;
; This file is the same as noreturn_async.ll but with a personality which ; This file is the same as noreturn_async.ll but with a personality which
; indicates that the exception handler *cannot* catch asynchronous exceptions. ; indicates that the exception handler *cannot* catch asynchronous exceptions.
; As a consequence, invokes to noreturn and nounwind functions are translated ; As a consequence, invokes to noreturn and nounwind functions are translated
; to calls followed by an unreachable. ; to calls followed by an unreachable.
; ;
; https://reviews.llvm.org/D59978#inline-586873 ; https://reviews.llvm.org/D59978#inline-586873
Show All 27 Lines
; CHECK: Function Attrs: nofree noreturn nosync nounwind ; CHECK: Function Attrs: nofree noreturn nosync nounwind
; CHECK-NEXT: @"?catchoverflow@@YAHXZ"() ; CHECK-NEXT: @"?catchoverflow@@YAHXZ"()
define dso_local i32 @"?catchoverflow@@YAHXZ"() personality i8* bitcast (i32 (...)* @__gcc_personality_v0 to i8*) { define dso_local i32 @"?catchoverflow@@YAHXZ"() personality i8* bitcast (i32 (...)* @__gcc_personality_v0 to i8*) {
entry: entry:
%retval = alloca i32, align 4 %retval = alloca i32, align 4
%__exception_code = alloca i32, align 4 %__exception_code = alloca i32, align 4
invoke void @"?overflow@@YAXXZ"() invoke void @"?overflow@@YAXXZ"()
to label %invoke.cont unwind label %catch.dispatch to label %invoke.cont unwind label %catch.dispatch
; CHECK: call void @"?overflow@@YAXXZ"() ; CHECK: call void @"?overflow@@YAXXZ"()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
invoke.cont: ; preds = %entry invoke.cont: ; preds = %entry
br label %invoke.cont1 br label %invoke.cont1
catch.dispatch: ; preds = %invoke.cont, %entry catch.dispatch: ; preds = %invoke.cont, %entry
Show All 40 Lines
; CHECK-NOT: nounwind ; CHECK-NOT: nounwind
; CHECK-NOT: noreturn ; CHECK-NOT: noreturn
; CHECK: define ; CHECK: define
; CHECK-SAME: @"?catchoverflow@@YAHXZ_may_throw"() ; CHECK-SAME: @"?catchoverflow@@YAHXZ_may_throw"()
define dso_local i32 @"?catchoverflow@@YAHXZ_may_throw"() personality i8* bitcast (i32 (...)* @__gcc_personality_v0 to i8*) { define dso_local i32 @"?catchoverflow@@YAHXZ_may_throw"() personality i8* bitcast (i32 (...)* @__gcc_personality_v0 to i8*) {
entry: entry:
%retval = alloca i32, align 4 %retval = alloca i32, align 4
%__exception_code = alloca i32, align 4 %__exception_code = alloca i32, align 4
; CHECK: invoke void @"?overflow@@YAXXZ_may_throw"() ; CHECK: invoke void @"?overflow@@YAXXZ_may_throw"()
; CHECK: to label %invoke.cont unwind label %catch.dispatch ; CHECK: to label %invoke.cont unwind label %catch.dispatch
invoke void @"?overflow@@YAXXZ_may_throw"() invoke void @"?overflow@@YAXXZ_may_throw"()
to label %invoke.cont unwind label %catch.dispatch to label %invoke.cont unwind label %catch.dispatch
invoke.cont: ; preds = %entry invoke.cont: ; preds = %entry
; CHECK: invoke.cont: ; CHECK: invoke.cont:
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
br label %invoke.cont1 br label %invoke.cont1
catch.dispatch: ; preds = %invoke.cont, %entry catch.dispatch: ; preds = %invoke.cont, %entry
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llvm/test/Transforms/Attributor/nosync.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Test cases designed for the nosync function attribute. ; Test cases designed for the nosync function attribute.
; FIXME's are used to indicate problems and missing attributes. ; FIXME's are used to indicate problems and missing attributes.
Show All 13 Lines
; return &s[1].Z.B[5][13]; ; return &s[1].Z.B[5][13];
; } ; }
; TEST 1 ; TEST 1
; non-convergent and readnone implies nosync ; non-convergent and readnone implies nosync
%struct.RT = type { i8, [10 x [20 x i32]], i8 } %struct.RT = type { i8, [10 x [20 x i32]], i8 }
%struct.ST = type { i32, double, %struct.RT } %struct.ST = type { i32, double, %struct.RT }
; IS__TUNIT____: Function Attrs: nofree nosync nounwind optsize readnone ssp uwtable
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind optsize readnone ssp uwtable
define i32* @foo(%struct.ST* %s) nounwind uwtable readnone optsize ssp { define i32* @foo(%struct.ST* %s) nounwind uwtable readnone optsize ssp {
; CHECK-LABEL: define {{[^@]+}}@foo ; IS__TUNIT____: Function Attrs: nofree nosync nounwind optsize readnone ssp uwtable willreturn
; CHECK-SAME: (%struct.ST* nofree readnone "no-capture-maybe-returned" [[S:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (%struct.ST* nofree readnone "no-capture-maybe-returned" [[S:%.*]])
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], %struct.ST* [[S]], i64 1, i32 2, i32 1, i64 5, i64 13 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret i32* [[ARRAYIDX]] ; IS__TUNIT____-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], %struct.ST* [[S]], i64 1, i32 2, i32 1, i64 5, i64 13
; IS__TUNIT____-NEXT: ret i32* [[ARRAYIDX]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind optsize readnone ssp uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
; IS__CGSCC____-SAME: (%struct.ST* nofree readnone "no-capture-maybe-returned" [[S:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], %struct.ST* [[S]], i64 1, i32 2, i32 1, i64 5, i64 13
; IS__CGSCC____-NEXT: ret i32* [[ARRAYIDX]]
; ;
entry: entry:
%arrayidx = getelementptr inbounds %struct.ST, %struct.ST* %s, i64 1, i32 2, i32 1, i64 5, i64 13 %arrayidx = getelementptr inbounds %struct.ST, %struct.ST* %s, i64 1, i32 2, i32 1, i64 5, i64 13
ret i32* %arrayidx ret i32* %arrayidx
} }
; TEST 2 ; TEST 2
; atomic load with monotonic ordering ; atomic load with monotonic ordering
; int load_monotonic(_Atomic int *num) { ; int load_monotonic(_Atomic int *num) {
; int n = atomic_load_explicit(num, memory_order_relaxed); ; int n = atomic_load_explicit(num, memory_order_relaxed);
; return n; ; return n;
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree norecurse nosync nounwind uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind uwtable
define i32 @load_monotonic(i32* nocapture readonly %0) norecurse nounwind uwtable { define i32 @load_monotonic(i32* nocapture readonly %0) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nosync nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@load_monotonic ; CHECK-LABEL: define {{[^@]+}}@load_monotonic
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[TMP0:%.*]]) ; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[TMP0:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = load atomic i32, i32* [[TMP0]] monotonic, align 4 ; CHECK-NEXT: [[TMP2:%.*]] = load atomic i32, i32* [[TMP0]] monotonic, align 4
; CHECK-NEXT: ret i32 [[TMP2]] ; CHECK-NEXT: ret i32 [[TMP2]]
; ;
%2 = load atomic i32, i32* %0 monotonic, align 4 %2 = load atomic i32, i32* %0 monotonic, align 4
ret i32 %2 ret i32 %2
} }
; TEST 3 ; TEST 3
; atomic store with monotonic ordering. ; atomic store with monotonic ordering.
; void store_monotonic(_Atomic int *num) { ; void store_monotonic(_Atomic int *num) {
; atomic_load_explicit(num, memory_order_relaxed); ; atomic_load_explicit(num, memory_order_relaxed);
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree norecurse nosync nounwind uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind uwtable
define void @store_monotonic(i32* nocapture %0) norecurse nounwind uwtable { define void @store_monotonic(i32* nocapture %0) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nosync nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@store_monotonic ; CHECK-LABEL: define {{[^@]+}}@store_monotonic
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]]) ; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]])
; CHECK-NEXT: store atomic i32 10, i32* [[TMP0]] monotonic, align 4 ; CHECK-NEXT: store atomic i32 10, i32* [[TMP0]] monotonic, align 4
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
store atomic i32 10, i32* %0 monotonic, align 4 store atomic i32 10, i32* %0 monotonic, align 4
ret void ret void
} }
; TEST 4 - negative, should not deduce nosync ; TEST 4 - negative, should not deduce nosync
; atomic load with acquire ordering. ; atomic load with acquire ordering.
; int load_acquire(_Atomic int *num) { ; int load_acquire(_Atomic int *num) {
; int n = atomic_load_explicit(num, memory_order_acquire); ; int n = atomic_load_explicit(num, memory_order_acquire);
; return n; ; return n;
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; CHECK-NOT: nosync
define i32 @load_acquire(i32* nocapture readonly %0) norecurse nounwind uwtable { define i32 @load_acquire(i32* nocapture readonly %0) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@load_acquire ; CHECK-LABEL: define {{[^@]+}}@load_acquire
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[TMP0:%.*]]) ; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[TMP0:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = load atomic i32, i32* [[TMP0]] acquire, align 4 ; CHECK-NEXT: [[TMP2:%.*]] = load atomic i32, i32* [[TMP0]] acquire, align 4
; CHECK-NEXT: ret i32 [[TMP2]] ; CHECK-NEXT: ret i32 [[TMP2]]
; ;
%2 = load atomic i32, i32* %0 acquire, align 4 %2 = load atomic i32, i32* %0 acquire, align 4
ret i32 %2 ret i32 %2
} }
; TEST 5 - negative, should not deduce nosync ; TEST 5 - negative, should not deduce nosync
; atomic load with release ordering ; atomic load with release ordering
; void load_release(_Atomic int *num) { ; void load_release(_Atomic int *num) {
; atomic_store_explicit(num, 10, memory_order_release); ; atomic_store_explicit(num, 10, memory_order_release);
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; CHECK-NOT: nosync
define void @load_release(i32* nocapture %0) norecurse nounwind uwtable { define void @load_release(i32* nocapture %0) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@load_release ; CHECK-LABEL: define {{[^@]+}}@load_release
; CHECK-SAME: (i32* nocapture nofree writeonly align 4 [[TMP0:%.*]]) ; CHECK-SAME: (i32* nocapture nofree writeonly align 4 [[TMP0:%.*]])
; CHECK-NEXT: store atomic volatile i32 10, i32* [[TMP0]] release, align 4 ; CHECK-NEXT: store atomic volatile i32 10, i32* [[TMP0]] release, align 4
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
store atomic volatile i32 10, i32* %0 release, align 4 store atomic volatile i32 10, i32* %0 release, align 4
ret void ret void
} }
; TEST 6 - negative volatile, relaxed atomic ; TEST 6 - negative volatile, relaxed atomic
; IS__TUNIT____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; CHECK-NOT: nosync
define void @load_volatile_release(i32* nocapture %0) norecurse nounwind uwtable { define void @load_volatile_release(i32* nocapture %0) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@load_volatile_release ; CHECK-LABEL: define {{[^@]+}}@load_volatile_release
; CHECK-SAME: (i32* nocapture nofree writeonly align 4 [[TMP0:%.*]]) ; CHECK-SAME: (i32* nocapture nofree writeonly align 4 [[TMP0:%.*]])
; CHECK-NEXT: store atomic volatile i32 10, i32* [[TMP0]] release, align 4 ; CHECK-NEXT: store atomic volatile i32 10, i32* [[TMP0]] release, align 4
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
store atomic volatile i32 10, i32* %0 release, align 4 store atomic volatile i32 10, i32* %0 release, align 4
ret void ret void
} }
; TEST 7 - negative, should not deduce nosync ; TEST 7 - negative, should not deduce nosync
; volatile store. ; volatile store.
; void volatile_store(volatile int *num) { ; void volatile_store(volatile int *num) {
; *num = 14; ; *num = 14;
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; CHECK-NOT: nosync
define void @volatile_store(i32* %0) norecurse nounwind uwtable { define void @volatile_store(i32* %0) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@volatile_store ; CHECK-LABEL: define {{[^@]+}}@volatile_store
; CHECK-SAME: (i32* nofree align 4 [[TMP0:%.*]]) ; CHECK-SAME: (i32* nofree align 4 [[TMP0:%.*]])
; CHECK-NEXT: store volatile i32 14, i32* [[TMP0]], align 4 ; CHECK-NEXT: store volatile i32 14, i32* [[TMP0]], align 4
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
store volatile i32 14, i32* %0, align 4 store volatile i32 14, i32* %0, align 4
ret void ret void
} }
; TEST 8 - negative, should not deduce nosync ; TEST 8 - negative, should not deduce nosync
; volatile load. ; volatile load.
; int volatile_load(volatile int *num) { ; int volatile_load(volatile int *num) {
; int n = *num; ; int n = *num;
; return n; ; return n;
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind uwtable
; CHECK-NOT: nosync
define i32 @volatile_load(i32* %0) norecurse nounwind uwtable { define i32 @volatile_load(i32* %0) norecurse nounwind uwtable {
; CHECK: Function Attrs: argmemonly nofree norecurse nounwind uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@volatile_load ; CHECK-LABEL: define {{[^@]+}}@volatile_load
; CHECK-SAME: (i32* nofree align 4 [[TMP0:%.*]]) ; CHECK-SAME: (i32* nofree align 4 [[TMP0:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = load volatile i32, i32* [[TMP0]], align 4 ; CHECK-NEXT: [[TMP2:%.*]] = load volatile i32, i32* [[TMP0]], align 4
; CHECK-NEXT: ret i32 [[TMP2]] ; CHECK-NEXT: ret i32 [[TMP2]]
; ;
%2 = load volatile i32, i32* %0, align 4 %2 = load volatile i32, i32* %0, align 4
ret i32 %2 ret i32 %2
} }
; TEST 9 ; TEST 9
; CHECK: Function Attrs: noinline nosync nounwind uwtable ; CHECK: Function Attrs: noinline nosync nounwind uwtable
; CHECK-NEXT: declare void @nosync_function() ; CHECK-NEXT: declare void @nosync_function()
declare void @nosync_function() noinline nounwind uwtable nosync declare void @nosync_function() noinline nounwind uwtable nosync
; IS__TUNIT____: Function Attrs: noinline nosync nounwind uwtable
; IS__CGSCC____: Function Attrs: noinline nosync nounwind uwtable
define void @call_nosync_function() nounwind uwtable noinline { define void @call_nosync_function() nounwind uwtable noinline {
; CHECK: Function Attrs: noinline nosync nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@call_nosync_function() ; CHECK-LABEL: define {{[^@]+}}@call_nosync_function()
; CHECK-NEXT: tail call void @nosync_function() ; CHECK-NEXT: tail call void @nosync_function()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @nosync_function() noinline nounwind uwtable tail call void @nosync_function() noinline nounwind uwtable
ret void ret void
} }
; TEST 10 - negative, should not deduce nosync ; TEST 10 - negative, should not deduce nosync
; CHECK: Function Attrs: noinline nounwind uwtable ; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NEXT: declare void @might_sync() ; CHECK-NEXT: declare void @might_sync()
declare void @might_sync() noinline nounwind uwtable declare void @might_sync() noinline nounwind uwtable
; IS__TUNIT____: Function Attrs: noinline nounwind uwtable
; IS__CGSCC____: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: nosync
define void @call_might_sync() nounwind uwtable noinline { define void @call_might_sync() nounwind uwtable noinline {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@call_might_sync() ; CHECK-LABEL: define {{[^@]+}}@call_might_sync()
; CHECK-NEXT: tail call void @might_sync() ; CHECK-NEXT: tail call void @might_sync()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @might_sync() noinline nounwind uwtable tail call void @might_sync() noinline nounwind uwtable
ret void ret void
} }
; TEST 11 - positive, should deduce nosync ; TEST 11 - positive, should deduce nosync
; volatile operation in same scc but dead. Call volatile_load defined in TEST 8. ; volatile operation in same scc but dead. Call volatile_load defined in TEST 8.
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC_OPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define i32 @scc1(i32* %0) noinline nounwind uwtable { define i32 @scc1(i32* %0) noinline nounwind uwtable {
; CHECK-LABEL: define {{[^@]+}}@scc1 ; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@scc1
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]])
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@scc1
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]])
; IS__CGSCC_NPM-NEXT: unreachable
; ;
tail call void @scc2(i32* %0); tail call void @scc2(i32* %0);
%val = tail call i32 @volatile_load(i32* %0); %val = tail call i32 @volatile_load(i32* %0);
ret i32 %val; ret i32 %val;
} }
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC_OPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
define void @scc2(i32* %0) noinline nounwind uwtable { define void @scc2(i32* %0) noinline nounwind uwtable {
; CHECK-LABEL: define {{[^@]+}}@scc2 ; NOT_CGSCC_NPM: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]]) ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@scc2
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]])
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@scc2
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]])
; IS__CGSCC_NPM-NEXT: unreachable
; ;
tail call i32 @scc1(i32* %0); tail call i32 @scc1(i32* %0);
ret void; ret void;
} }
; TEST 12 - fences, negative ; TEST 12 - fences, negative
; ;
; void foo1(int *a, std::atomic<bool> flag){ ; void foo1(int *a, std::atomic<bool> flag){
; *a = 100; ; *a = 100;
; atomic_thread_fence(std::memory_order_release); ; atomic_thread_fence(std::memory_order_release);
; flag.store(true, std::memory_order_relaxed); ; flag.store(true, std::memory_order_relaxed);
; } ; }
; ;
; void bar(int *a, std::atomic<bool> flag){ ; void bar(int *a, std::atomic<bool> flag){
; while(!flag.load(std::memory_order_relaxed)) ; while(!flag.load(std::memory_order_relaxed))
; ; ; ;
; ;
; atomic_thread_fence(std::memory_order_acquire); ; atomic_thread_fence(std::memory_order_acquire);
; int b = *a; ; int b = *a;
; } ; }
%"struct.std::atomic" = type { %"struct.std::__atomic_base" } %"struct.std::atomic" = type { %"struct.std::__atomic_base" }
%"struct.std::__atomic_base" = type { i8 } %"struct.std::__atomic_base" = type { i8 }
; CHECK-NOT: nosync
define void @foo1(i32* %0, %"struct.std::atomic"* %1) { define void @foo1(i32* %0, %"struct.std::atomic"* %1) {
; CHECK-LABEL: define {{[^@]+}}@foo1 ; IS__TUNIT____: Function Attrs: nofree nounwind willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull writeonly dereferenceable(1) [[TMP1:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo1
; CHECK-NEXT: store i32 100, i32* [[TMP0]], align 4 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull writeonly dereferenceable(1) [[TMP1:%.*]])
; CHECK-NEXT: fence release ; IS__TUNIT____-NEXT: store i32 100, i32* [[TMP0]], align 4
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0 ; IS__TUNIT____-NEXT: fence release
; CHECK-NEXT: store atomic i8 1, i8* [[TMP3]] monotonic, align 1 ; IS__TUNIT____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store atomic i8 1, i8* [[TMP3]] monotonic, align 1
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo1
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull writeonly dereferenceable(1) [[TMP1:%.*]])
; IS__CGSCC____-NEXT: store i32 100, i32* [[TMP0]], align 4
; IS__CGSCC____-NEXT: fence release
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; IS__CGSCC____-NEXT: store atomic i8 1, i8* [[TMP3]] monotonic, align 1
; IS__CGSCC____-NEXT: ret void
; ;
store i32 100, i32* %0, align 4 store i32 100, i32* %0, align 4
fence release fence release
%3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0 %3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0
store atomic i8 1, i8* %3 monotonic, align 1 store atomic i8 1, i8* %3 monotonic, align 1
ret void ret void
} }
; CHECK-NOT: nosync
define void @bar(i32* %0, %"struct.std::atomic"* %1) { define void @bar(i32* %0, %"struct.std::atomic"* %1) {
; CHECK-LABEL: define {{[^@]+}}@bar ; IS__TUNIT____: Function Attrs: nofree nounwind
; CHECK-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull readonly dereferenceable(1) [[TMP1:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bar
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0 ; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull readonly dereferenceable(1) [[TMP1:%.*]])
; CHECK-NEXT: br label [[TMP4:%.*]] ; IS__TUNIT____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; CHECK: 4: ; IS__TUNIT____-NEXT: br label [[TMP4:%.*]]
; CHECK-NEXT: [[TMP5:%.*]] = load atomic i8, i8* [[TMP3]] monotonic, align 1 ; IS__TUNIT____: 4:
; CHECK-NEXT: [[TMP6:%.*]] = and i8 [[TMP5]], 1 ; IS__TUNIT____-NEXT: [[TMP5:%.*]] = load atomic i8, i8* [[TMP3]] monotonic, align 1
; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i8 [[TMP6]], 0 ; IS__TUNIT____-NEXT: [[TMP6:%.*]] = and i8 [[TMP5]], 1
; CHECK-NEXT: br i1 [[TMP7]], label [[TMP4]], label [[TMP8:%.*]] ; IS__TUNIT____-NEXT: [[TMP7:%.*]] = icmp eq i8 [[TMP6]], 0
; CHECK: 8: ; IS__TUNIT____-NEXT: br i1 [[TMP7]], label [[TMP4]], label [[TMP8:%.*]]
; CHECK-NEXT: fence acquire ; IS__TUNIT____: 8:
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: fence acquire
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@bar
; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull readonly dereferenceable(1) [[TMP1:%.*]])
; IS__CGSCC____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; IS__CGSCC____-NEXT: br label [[TMP4:%.*]]
; IS__CGSCC____: 4:
; IS__CGSCC____-NEXT: [[TMP5:%.*]] = load atomic i8, i8* [[TMP3]] monotonic, align 1
; IS__CGSCC____-NEXT: [[TMP6:%.*]] = and i8 [[TMP5]], 1
; IS__CGSCC____-NEXT: [[TMP7:%.*]] = icmp eq i8 [[TMP6]], 0
; IS__CGSCC____-NEXT: br i1 [[TMP7]], label [[TMP4]], label [[TMP8:%.*]]
; IS__CGSCC____: 8:
; IS__CGSCC____-NEXT: fence acquire
; IS__CGSCC____-NEXT: ret void
; ;
%3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0 %3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0
br label %4 br label %4
4: ; preds = %4, %2 4: ; preds = %4, %2
%5 = load atomic i8, i8* %3 monotonic, align 1 %5 = load atomic i8, i8* %3 monotonic, align 1
%6 = and i8 %5, 1 %6 = and i8 %5, 1
%7 = icmp eq i8 %6, 0 %7 = icmp eq i8 %6, 0
br i1 %7, label %4, label %8 br i1 %7, label %4, label %8
8: ; preds = %4 8: ; preds = %4
fence acquire fence acquire
ret void ret void
} }
; TEST 13 - Fence syncscope("singlethread") seq_cst ; TEST 13 - Fence syncscope("singlethread") seq_cst
define void @foo1_singlethread(i32* %0, %"struct.std::atomic"* %1) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@foo1_singlethread
; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull writeonly dereferenceable(1) [[TMP1:%.*]])
; IS__TUNIT____-NEXT: store i32 100, i32* [[TMP0]], align 4
; IS__TUNIT____-NEXT: fence syncscope("singlethread") release
; IS__TUNIT____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; IS__TUNIT____-NEXT: store atomic i8 1, i8* [[TMP3]] monotonic, align 1
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn
define void @foo1_singlethread(i32* %0, %"struct.std::atomic"* %1) { ; IS__CGSCC____-LABEL: define {{[^@]+}}@foo1_singlethread
; CHECK-LABEL: define {{[^@]+}}@foo1_singlethread ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull writeonly dereferenceable(1) [[TMP1:%.*]])
; CHECK-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull writeonly dereferenceable(1) [[TMP1:%.*]]) ; IS__CGSCC____-NEXT: store i32 100, i32* [[TMP0]], align 4
; CHECK-NEXT: store i32 100, i32* [[TMP0]], align 4 ; IS__CGSCC____-NEXT: fence syncscope("singlethread") release
; CHECK-NEXT: fence syncscope("singlethread") release ; IS__CGSCC____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0 ; IS__CGSCC____-NEXT: store atomic i8 1, i8* [[TMP3]] monotonic, align 1
; CHECK-NEXT: store atomic i8 1, i8* [[TMP3]] monotonic, align 1 ; IS__CGSCC____-NEXT: ret void
; CHECK-NEXT: ret void
; ;
store i32 100, i32* %0, align 4 store i32 100, i32* %0, align 4
fence syncscope("singlethread") release fence syncscope("singlethread") release
%3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0 %3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0
store atomic i8 1, i8* %3 monotonic, align 1 store atomic i8 1, i8* %3 monotonic, align 1
ret void ret void
} }
define void @bar_singlethread(i32* %0, %"struct.std::atomic"* %1) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind ; IS__TUNIT____: Function Attrs: nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@bar_singlethread
; IS__TUNIT____-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull readonly dereferenceable(1) [[TMP1:%.*]])
; IS__TUNIT____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; IS__TUNIT____-NEXT: br label [[TMP4:%.*]]
; IS__TUNIT____: 4:
; IS__TUNIT____-NEXT: [[TMP5:%.*]] = load atomic i8, i8* [[TMP3]] monotonic, align 1
; IS__TUNIT____-NEXT: [[TMP6:%.*]] = and i8 [[TMP5]], 1
; IS__TUNIT____-NEXT: [[TMP7:%.*]] = icmp eq i8 [[TMP6]], 0
; IS__TUNIT____-NEXT: br i1 [[TMP7]], label [[TMP4]], label [[TMP8:%.*]]
; IS__TUNIT____: 8:
; IS__TUNIT____-NEXT: fence syncscope("singlethread") acquire
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind
define void @bar_singlethread(i32* %0, %"struct.std::atomic"* %1) { ; IS__CGSCC____-LABEL: define {{[^@]+}}@bar_singlethread
; CHECK-LABEL: define {{[^@]+}}@bar_singlethread ; IS__CGSCC____-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull readonly dereferenceable(1) [[TMP1:%.*]])
; CHECK-SAME: (i32* nocapture nofree readnone [[TMP0:%.*]], %"struct.std::atomic"* nocapture nofree nonnull readonly dereferenceable(1) [[TMP1:%.*]]) ; IS__CGSCC____-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* [[TMP1]], i64 0, i32 0, i32 0 ; IS__CGSCC____-NEXT: br label [[TMP4:%.*]]
; CHECK-NEXT: br label [[TMP4:%.*]] ; IS__CGSCC____: 4:
; CHECK: 4: ; IS__CGSCC____-NEXT: [[TMP5:%.*]] = load atomic i8, i8* [[TMP3]] monotonic, align 1
; CHECK-NEXT: [[TMP5:%.*]] = load atomic i8, i8* [[TMP3]] monotonic, align 1 ; IS__CGSCC____-NEXT: [[TMP6:%.*]] = and i8 [[TMP5]], 1
; CHECK-NEXT: [[TMP6:%.*]] = and i8 [[TMP5]], 1 ; IS__CGSCC____-NEXT: [[TMP7:%.*]] = icmp eq i8 [[TMP6]], 0
; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i8 [[TMP6]], 0 ; IS__CGSCC____-NEXT: br i1 [[TMP7]], label [[TMP4]], label [[TMP8:%.*]]
; CHECK-NEXT: br i1 [[TMP7]], label [[TMP4]], label [[TMP8:%.*]] ; IS__CGSCC____: 8:
; CHECK: 8: ; IS__CGSCC____-NEXT: fence syncscope("singlethread") acquire
; CHECK-NEXT: fence syncscope("singlethread") acquire ; IS__CGSCC____-NEXT: ret void
; CHECK-NEXT: ret void
; ;
%3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0 %3 = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %1, i64 0, i32 0, i32 0
br label %4 br label %4
4: ; preds = %4, %2 4: ; preds = %4, %2
%5 = load atomic i8, i8* %3 monotonic, align 1 %5 = load atomic i8, i8* %3 monotonic, align 1
%6 = and i8 %5, 1 %6 = and i8 %5, 1
%7 = icmp eq i8 %6, 0 %7 = icmp eq i8 %6, 0
br i1 %7, label %4, label %8 br i1 %7, label %4, label %8
8: ; preds = %4 8: ; preds = %4
fence syncscope("singlethread") acquire fence syncscope("singlethread") acquire
ret void ret void
} }
declare void @llvm.memcpy(i8* %dest, i8* %src, i32 %len, i1 %isvolatile) declare void @llvm.memcpy(i8* %dest, i8* %src, i32 %len, i1 %isvolatile)
declare void @llvm.memset(i8* %dest, i8 %val, i32 %len, i1 %isvolatile) declare void @llvm.memset(i8* %dest, i8 %val, i32 %len, i1 %isvolatile)
; TEST 14 - negative, checking volatile intrinsics. ; TEST 14 - negative, checking volatile intrinsics.
; It is odd to add nocapture but a result of the llvm.memcpy nocapture. ; It is odd to add nocapture but a result of the llvm.memcpy nocapture.
; ;
; IS__TUNIT____: Function Attrs: argmemonly nounwind
; IS__CGSCC____: Function Attrs: argmemonly nounwind
; CHECK-NOT: nosync
define i32 @memcpy_volatile(i8* %ptr1, i8* %ptr2) { define i32 @memcpy_volatile(i8* %ptr1, i8* %ptr2) {
; CHECK: Function Attrs: argmemonly nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@memcpy_volatile ; CHECK-LABEL: define {{[^@]+}}@memcpy_volatile
; CHECK-SAME: (i8* nocapture writeonly [[PTR1:%.*]], i8* nocapture readonly [[PTR2:%.*]]) ; CHECK-SAME: (i8* nocapture writeonly [[PTR1:%.*]], i8* nocapture readonly [[PTR2:%.*]])
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* noalias nocapture writeonly [[PTR1]], i8* noalias nocapture readonly [[PTR2]], i32 8, i1 true) ; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* noalias nocapture writeonly [[PTR1]], i8* noalias nocapture readonly [[PTR2]], i32 8, i1 true)
; CHECK-NEXT: ret i32 4 ; CHECK-NEXT: ret i32 4
; ;
call void @llvm.memcpy(i8* %ptr1, i8* %ptr2, i32 8, i1 1) call void @llvm.memcpy(i8* %ptr1, i8* %ptr2, i32 8, i1 1)
ret i32 4 ret i32 4
} }
; TEST 15 - positive, non-volatile intrinsic. ; TEST 15 - positive, non-volatile intrinsic.
; It is odd to add nocapture but a result of the llvm.memset nocapture. ; It is odd to add nocapture but a result of the llvm.memset nocapture.
; ;
; IS__TUNIT____: Function Attrs: argmemonly nosync
; IS__CGSCC____: Function Attrs: argmemonly nosync
define i32 @memset_non_volatile(i8* %ptr1, i8 %val) { define i32 @memset_non_volatile(i8* %ptr1, i8 %val) {
; CHECK: Function Attrs: argmemonly nosync nounwind willreturn writeonly
; CHECK-LABEL: define {{[^@]+}}@memset_non_volatile ; CHECK-LABEL: define {{[^@]+}}@memset_non_volatile
; CHECK-SAME: (i8* nocapture writeonly [[PTR1:%.*]], i8 [[VAL:%.*]]) ; CHECK-SAME: (i8* nocapture writeonly [[PTR1:%.*]], i8 [[VAL:%.*]])
; CHECK-NEXT: call void @llvm.memset.p0i8.i32(i8* nocapture writeonly [[PTR1]], i8 [[VAL]], i32 8, i1 false) ; CHECK-NEXT: call void @llvm.memset.p0i8.i32(i8* nocapture writeonly [[PTR1]], i8 [[VAL]], i32 8, i1 false)
; CHECK-NEXT: ret i32 4 ; CHECK-NEXT: ret i32 4
; ;
call void @llvm.memset(i8* %ptr1, i8 %val, i32 8, i1 0) call void @llvm.memset(i8* %ptr1, i8 %val, i32 8, i1 0)
ret i32 4 ret i32 4
} }
Show All 9 Lines;
call i32 asm "bswap $0", "=r,r"(i32 %x) call i32 asm "bswap $0", "=r,r"(i32 %x)
ret i32 4 ret i32 4
} }
declare void @readnone_test() convergent readnone declare void @readnone_test() convergent readnone
; TEST 17 - negative. Convergent ; TEST 17 - negative. Convergent
define void @convergent_readnone(){ define void @convergent_readnone(){
; CHECK: Function Attrs: readnone
; CHECK-LABEL: define {{[^@]+}}@convergent_readnone() ; CHECK-LABEL: define {{[^@]+}}@convergent_readnone()
; CHECK-NEXT: call void @readnone_test() ; CHECK-NEXT: call void @readnone_test()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @readnone_test() call void @readnone_test()
ret void ret void
} }
; CHECK: Function Attrs: nounwind ; CHECK: Function Attrs: nounwind
; CHECK-NEXT: declare void @llvm.x86.sse2.clflush(i8*) ; CHECK-NEXT: declare void @llvm.x86.sse2.clflush(i8*)
declare void @llvm.x86.sse2.clflush(i8*) declare void @llvm.x86.sse2.clflush(i8*)
@a = common global i32 0, align 4 @a = common global i32 0, align 4
; TEST 18 - negative. Synchronizing intrinsic ; TEST 18 - negative. Synchronizing intrinsic
; IS__TUNIT____: Function Attrs: nounwind
; IS__CGSCC____: Function Attrs: nounwind
; CHECK-NOT: nosync
define void @i_totally_sync() { define void @i_totally_sync() {
; CHECK: Function Attrs: nounwind
; CHECK-LABEL: define {{[^@]+}}@i_totally_sync() ; CHECK-LABEL: define {{[^@]+}}@i_totally_sync()
; CHECK-NEXT: tail call void @llvm.x86.sse2.clflush(i8* nonnull align 4 dereferenceable(4) bitcast (i32* @a to i8*)) ; CHECK-NEXT: tail call void @llvm.x86.sse2.clflush(i8* nonnull align 4 dereferenceable(4) bitcast (i32* @a to i8*))
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @llvm.x86.sse2.clflush(i8* bitcast (i32* @a to i8*)) tail call void @llvm.x86.sse2.clflush(i8* bitcast (i32* @a to i8*))
ret void ret void
} }
declare float @llvm.cos(float %val) readnone declare float @llvm.cos(float %val) readnone
; TEST 19 - positive, readnone & non-convergent intrinsic. ; TEST 19 - positive, readnone & non-convergent intrinsic.
define i32 @cos_test(float %x) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@cos_test
; IS__TUNIT____-SAME: (float [[X:%.*]])
; IS__TUNIT____-NEXT: ret i32 4
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
define i32 @cos_test(float %x) { ; IS__CGSCC____-LABEL: define {{[^@]+}}@cos_test
; CHECK-LABEL: define {{[^@]+}}@cos_test ; IS__CGSCC____-SAME: (float [[X:%.*]])
; CHECK-SAME: (float [[X:%.*]]) ; IS__CGSCC____-NEXT: ret i32 4
; CHECK-NEXT: ret i32 4
; ;
call float @llvm.cos(float %x) call float @llvm.cos(float %x)
ret i32 4 ret i32 4
} }
; IS__TUNIT____: Function Attrs: nosync nounwind
; IS__CGSCC____: Function Attrs: nosync nounwind
define float @cos_test2(float %x) { define float @cos_test2(float %x) {
; CHECK: Function Attrs: nosync nounwind readnone willreturn
; CHECK-LABEL: define {{[^@]+}}@cos_test2 ; CHECK-LABEL: define {{[^@]+}}@cos_test2
; CHECK-SAME: (float [[X:%.*]]) ; CHECK-SAME: (float [[X:%.*]])
; CHECK-NEXT: [[C:%.*]] = call float @llvm.cos.f32(float [[X]]) ; CHECK-NEXT: [[C:%.*]] = call float @llvm.cos.f32(float [[X]])
; CHECK-NEXT: ret float [[C]] ; CHECK-NEXT: ret float [[C]]
; ;
%c = call float @llvm.cos(float %x) %c = call float @llvm.cos(float %x)
ret float %c ret float %c
} }

llvm/test/Transforms/Attributor/nounwind.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; TEST 1 ; TEST 1
; IS__TUNIT____: Function Attrs: nofree nosync nounwind
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind
define i32 @foo1() { define i32 @foo1() {
; CHECK-LABEL: define {{[^@]+}}@foo1() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo1()
; IS__TUNIT____-NEXT: ret i32 1
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo1()
; IS__CGSCC____-NEXT: ret i32 1
; ;
ret i32 1 ret i32 1
} }
; TEST 2 ; TEST 2
; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind
; IS__CGSCC_OPM: Function Attrs: nofree noreturn nosync nounwind
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind
define i32 @scc1_foo() { define i32 @scc1_foo() {
; CHECK-LABEL: define {{[^@]+}}@scc1_foo() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@scc1_foo()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@scc1_foo()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%1 = call i32 @scc1_bar() %1 = call i32 @scc1_bar()
ret i32 1 ret i32 1
} }
; TEST 3 ; TEST 3
; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind
; IS__CGSCC_OPM: Function Attrs: nofree noreturn nosync nounwind
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind
define i32 @scc1_bar() { define i32 @scc1_bar() {
; CHECK-LABEL: define {{[^@]+}}@scc1_bar() ; NOT_CGSCC_NPM: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@scc1_bar()
; NOT_CGSCC_NPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@scc1_bar()
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%1 = call i32 @scc1_foo() %1 = call i32 @scc1_foo()
ret i32 1 ret i32 1
} }
declare i32 @non_nounwind() declare i32 @non_nounwind()
; TEST 4 ; TEST 4
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llvm/test/Transforms/Attributor/range.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=17 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; FIXME: CGSCC is not looking at callees and calleers even though it could be allowed. ; FIXME: CGSCC is not looking at callees and calleers even though it could be allowed.
define i32 @test0(i32* %p) { define i32 @test0(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test0 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test0
; CHECK-NEXT: [[A:%.*]] = load i32, i32* [[P]], align 4, !range !0 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; CHECK-NEXT: ret i32 [[A]] ; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[P]], align 4, !range !0
; IS__TUNIT____-NEXT: ret i32 [[A]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test0
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[P]], align 4, !range !0
; IS__CGSCC____-NEXT: ret i32 [[A]]
; ;
%a = load i32, i32* %p, !range !0 %a = load i32, i32* %p, !range !0
ret i32 %a ret i32 %a
} }
define i32 @test0-range-check(i32* %p) { define i32 @test0-range-check(i32* %p) {
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test0-range-check ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test0-range-check
; IS__TUNIT_OPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]])
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = tail call i32 @test0(i32* nocapture nofree readonly align 4 [[P]]) #3, !range !0 ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = tail call i32 @test0(i32* nocapture nofree readonly align 4 [[P]]) #3, !range !0
; IS__TUNIT_OPM-NEXT: ret i32 [[A]] ; IS__TUNIT_OPM-NEXT: ret i32 [[A]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test0-range-check ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test0-range-check
; IS__TUNIT_NPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]]) ; IS__TUNIT_NPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]])
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = tail call i32 @test0(i32* nocapture nofree readonly align 4 [[P]]) #2, !range !0 ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = tail call i32 @test0(i32* nocapture nofree readonly align 4 [[P]]) #2, !range !0
; IS__TUNIT_NPM-NEXT: ret i32 [[A]] ; IS__TUNIT_NPM-NEXT: ret i32 [[A]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test0-range-check ; IS__CGSCC____-LABEL: define {{[^@]+}}@test0-range-check
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = tail call i32 @test0(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P]]) ; IS__CGSCC____-NEXT: [[A:%.*]] = tail call i32 @test0(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P]])
; IS__CGSCC____-NEXT: ret i32 [[A]] ; IS__CGSCC____-NEXT: ret i32 [[A]]
; ;
%a = tail call i32 @test0(i32* %p) %a = tail call i32 @test0(i32* %p)
ret i32 %a ret i32 %a
} }
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%cmp-lte-5 = icmp sle i32 %ret, 0 %cmp-lte-5 = icmp sle i32 %ret, 0
%cmp-lte-6 = icmp sle i32 %ret, -1 %cmp-lte-6 = icmp sle i32 %ret, -1
tail call void @use3(i1 %cmp-lte-1, i1 %cmp-lte-2, i1 %cmp-lte-3) tail call void @use3(i1 %cmp-lte-1, i1 %cmp-lte-2, i1 %cmp-lte-3)
tail call void @use3(i1 %cmp-lte-4, i1 %cmp-lte-5, i1 %cmp-lte-6) tail call void @use3(i1 %cmp-lte-4, i1 %cmp-lte-5, i1 %cmp-lte-6)
ret void ret void
} }
define i32 @test1(i32* %p) { define i32 @test1(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test1 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test1
; CHECK-NEXT: [[LOAD_10_100:%.*]] = load i32, i32* [[P]], align 4, !range !1 ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; CHECK-NEXT: [[ADD_10_THEN_20_110:%.*]] = add i32 [[LOAD_10_100]], 10 ; IS__TUNIT____-NEXT: [[LOAD_10_100:%.*]] = load i32, i32* [[P]], align 4, !range !1
; CHECK-NEXT: [[MUL_10_THEN_200_1091:%.*]] = mul i32 [[ADD_10_THEN_20_110]], 10 ; IS__TUNIT____-NEXT: [[ADD_10_THEN_20_110:%.*]] = add i32 [[LOAD_10_100]], 10
; CHECK-NEXT: ret i32 [[MUL_10_THEN_200_1091]] ; IS__TUNIT____-NEXT: [[MUL_10_THEN_200_1091:%.*]] = mul i32 [[ADD_10_THEN_20_110]], 10
; IS__TUNIT____-NEXT: ret i32 [[MUL_10_THEN_200_1091]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test1
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: [[LOAD_10_100:%.*]] = load i32, i32* [[P]], align 4, !range !1
; IS__CGSCC____-NEXT: [[ADD_10_THEN_20_110:%.*]] = add i32 [[LOAD_10_100]], 10
; IS__CGSCC____-NEXT: [[MUL_10_THEN_200_1091:%.*]] = mul i32 [[ADD_10_THEN_20_110]], 10
; IS__CGSCC____-NEXT: ret i32 [[MUL_10_THEN_200_1091]]
; ;
%load-10-100 = load i32, i32* %p, !range !1 %load-10-100 = load i32, i32* %p, !range !1
%add-10-then-20-110 = add i32 %load-10-100, 10 %add-10-then-20-110 = add i32 %load-10-100, 10
%mul-10-then-200-1091 = mul i32 %add-10-then-20-110, 10 %mul-10-then-200-1091 = mul i32 %add-10-then-20-110, 10
ret i32 %mul-10-then-200-1091 ret i32 %mul-10-then-200-1091
} }
define i1 @test1-check(i32* %p) { define i1 @test1-check(i32* %p) {
; ;
; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test1-check ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test1-check
; IS__TUNIT_OPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]]) ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]])
; IS__TUNIT_OPM-NEXT: [[RES:%.*]] = tail call i32 @test1(i32* nocapture nofree readonly align 4 [[P]]) #3, !range !2 ; IS__TUNIT_OPM-NEXT: [[RES:%.*]] = tail call i32 @test1(i32* nocapture nofree readonly align 4 [[P]]) #3, !range !2
; IS__TUNIT_OPM-NEXT: [[CMP:%.*]] = icmp eq i32 [[RES]], 500 ; IS__TUNIT_OPM-NEXT: [[CMP:%.*]] = icmp eq i32 [[RES]], 500
; IS__TUNIT_OPM-NEXT: ret i1 [[CMP]] ; IS__TUNIT_OPM-NEXT: ret i1 [[CMP]]
; ;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test1-check ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test1-check
; IS__TUNIT_NPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]]) ; IS__TUNIT_NPM-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]])
; IS__TUNIT_NPM-NEXT: [[RES:%.*]] = tail call i32 @test1(i32* nocapture nofree readonly align 4 [[P]]) #2, !range !2 ; IS__TUNIT_NPM-NEXT: [[RES:%.*]] = tail call i32 @test1(i32* nocapture nofree readonly align 4 [[P]]) #2, !range !2
; IS__TUNIT_NPM-NEXT: [[CMP:%.*]] = icmp eq i32 [[RES]], 500 ; IS__TUNIT_NPM-NEXT: [[CMP:%.*]] = icmp eq i32 [[RES]], 500
; IS__TUNIT_NPM-NEXT: ret i1 [[CMP]] ; IS__TUNIT_NPM-NEXT: ret i1 [[CMP]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test1-check ; IS__CGSCC____-LABEL: define {{[^@]+}}@test1-check
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: [[RES:%.*]] = tail call i32 @test1(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P]]) ; IS__CGSCC____-NEXT: [[RES:%.*]] = tail call i32 @test1(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P]])
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq i32 [[RES]], 500 ; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq i32 [[RES]], 500
; IS__CGSCC____-NEXT: ret i1 [[CMP]] ; IS__CGSCC____-NEXT: ret i1 [[CMP]]
; ;
%res = tail call i32 @test1(i32* %p) %res = tail call i32 @test1(i32* %p)
%cmp = icmp eq i32 %res, 500 %cmp = icmp eq i32 %res, 500
ret i1 %cmp ret i1 %cmp
} }
; TEST2 ; TEST2
; int test2(int *p) { return *p == 0 ? 4 : 3; } ; int test2(int *p) { return *p == 0 ? 4 : 3; }
; int test2_check(int *p) { ; int test2_check(int *p) {
; int call = test2(p); ; int call = test2(p);
; if (call == 5) { ; if (call == 5) {
; // dead block ; // dead block
; return 2; ; return 2;
; } else { ; } else {
; return 3; ; return 3;
; } ; }
; } ; }
define i32 @test2(i32* %p) { define i32 @test2(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test2 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[P]], align 4 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[P]], align 4
; CHECK-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 4, i32 3 ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0
; CHECK-NEXT: ret i32 [[COND]] ; IS__TUNIT____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 4, i32 3
; IS__TUNIT____-NEXT: ret i32 [[COND]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[P]], align 4
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0
; IS__CGSCC____-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 4, i32 3
; IS__CGSCC____-NEXT: ret i32 [[COND]]
; ;
entry: entry:
%0 = load i32, i32* %p, align 4 %0 = load i32, i32* %p, align 4
%tobool = icmp eq i32 %0, 0 %tobool = icmp eq i32 %0, 0
%cond = select i1 %tobool, i32 4, i32 3 %cond = select i1 %tobool, i32 4, i32 3
ret i32 %cond ret i32 %cond
} }
define i32 @test2_check(i32* %p) { define i32 @test2_check(i32* %p) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@test2_check ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2_check
; IS__TUNIT____-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree readonly align 4 [[P:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[IF_THEN:%.*]] ; IS__TUNIT____-NEXT: br label [[IF_THEN:%.*]]
; IS__TUNIT____: if.then: ; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: br label [[RETURN:%.*]] ; IS__TUNIT____-NEXT: br label [[RETURN:%.*]]
; IS__TUNIT____: if.end: ; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: unreachable ; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: return: ; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: ret i32 2 ; IS__TUNIT____-NEXT: ret i32 2
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2_check ; IS__CGSCC____-LABEL: define {{[^@]+}}@test2_check
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) ; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = tail call i32 @test2(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = tail call i32 @test2(i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[P]])
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp slt i32 [[CALL]], 5 ; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp slt i32 [[CALL]], 5
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: br label [[RETURN:%.*]] ; IS__CGSCC____-NEXT: br label [[RETURN:%.*]]
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; }else { ; }else {
; return; ; return;
; } ; }
; } ; }
declare dso_local void @unkown() declare dso_local void @unkown()
define internal i32 @r1(i32) local_unnamed_addr { define internal i32 @r1(i32) local_unnamed_addr {
; IS________OPM-LABEL: define {{[^@]+}}@r1() local_unnamed_addr ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone
; IS________OPM-NEXT: br label [[TMP4:%.*]] ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@r1() local_unnamed_addr
; IS________OPM: 1: ; IS__TUNIT_OPM-NEXT: br label [[TMP4:%.*]]
; IS________OPM-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP7:%.*]], 10000 ; IS__TUNIT_OPM: 1:
; IS________OPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[F:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP7:%.*]], 10000
; IS________OPM: 3: ; IS__TUNIT_OPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[F:%.*]]
; IS________OPM-NEXT: ret i32 20 ; IS__TUNIT_OPM: 3:
; IS________OPM: f: ; IS__TUNIT_OPM-NEXT: ret i32 20
; IS________OPM-NEXT: ret i32 10 ; IS__TUNIT_OPM: f:
; IS________OPM: 4: ; IS__TUNIT_OPM-NEXT: ret i32 10
; IS________OPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP0:%.*]] ], [ [[TMP8:%.*]], [[TMP4]] ] ; IS__TUNIT_OPM: 4:
; IS________OPM-NEXT: [[TMP6:%.*]] = phi i32 [ 0, [[TMP0]] ], [ [[TMP7]], [[TMP4]] ] ; IS__TUNIT_OPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP0:%.*]] ], [ [[TMP8:%.*]], [[TMP4]] ]
; IS________OPM-NEXT: [[TMP7]] = add nuw nsw i32 [[TMP5]], [[TMP6]] ; IS__TUNIT_OPM-NEXT: [[TMP6:%.*]] = phi i32 [ 0, [[TMP0]] ], [ [[TMP7]], [[TMP4]] ]
; IS________OPM-NEXT: [[TMP8]] = add nuw nsw i32 [[TMP5]], 1 ; IS__TUNIT_OPM-NEXT: [[TMP7]] = add nuw nsw i32 [[TMP5]], [[TMP6]]
; IS________OPM-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], 100 ; IS__TUNIT_OPM-NEXT: [[TMP8]] = add nuw nsw i32 [[TMP5]], 1
; IS________OPM-NEXT: br i1 [[TMP9]], label [[TMP1:%.*]], label [[TMP4]] ; IS__TUNIT_OPM-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], 100
; IS__TUNIT_OPM-NEXT: br i1 [[TMP9]], label [[TMP1:%.*]], label [[TMP4]]
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@r1() local_unnamed_addr
; IS__CGSCC_OPM-NEXT: br label [[TMP4:%.*]]
; IS__CGSCC_OPM: 1:
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP7:%.*]], 10000
; IS__CGSCC_OPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[F:%.*]]
; IS__CGSCC_OPM: 3:
; IS__CGSCC_OPM-NEXT: ret i32 20
; IS__CGSCC_OPM: f:
; IS__CGSCC_OPM-NEXT: ret i32 10
; IS__CGSCC_OPM: 4:
; IS__CGSCC_OPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP0:%.*]] ], [ [[TMP8:%.*]], [[TMP4]] ]
; IS__CGSCC_OPM-NEXT: [[TMP6:%.*]] = phi i32 [ 0, [[TMP0]] ], [ [[TMP7]], [[TMP4]] ]
; IS__CGSCC_OPM-NEXT: [[TMP7]] = add nuw nsw i32 [[TMP5]], [[TMP6]]
; IS__CGSCC_OPM-NEXT: [[TMP8]] = add nuw nsw i32 [[TMP5]], 1
; IS__CGSCC_OPM-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], 100
; IS__CGSCC_OPM-NEXT: br i1 [[TMP9]], label [[TMP1:%.*]], label [[TMP4]]
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@r1() local_unnamed_addr ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@r1() local_unnamed_addr
; IS__CGSCC_NPM-NEXT: br label [[TMP3:%.*]] ; IS__CGSCC_NPM-NEXT: br label [[TMP3:%.*]]
; IS__CGSCC_NPM: 1: ; IS__CGSCC_NPM: 1:
; IS__CGSCC_NPM-NEXT: br label [[F:%.*]] ; IS__CGSCC_NPM-NEXT: br label [[F:%.*]]
; IS__CGSCC_NPM: 2: ; IS__CGSCC_NPM: 2:
; IS__CGSCC_NPM-NEXT: unreachable ; IS__CGSCC_NPM-NEXT: unreachable
; IS__CGSCC_NPM: f: ; IS__CGSCC_NPM: f:
; IS__CGSCC_NPM-NEXT: ret i32 10 ; IS__CGSCC_NPM-NEXT: ret i32 10
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; IS________OPM-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP2]], 15 ; IS________OPM-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP2]], 15
; IS________OPM-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP5:%.*]] ; IS________OPM-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP5:%.*]]
; IS________OPM: 4: ; IS________OPM: 4:
; IS________OPM-NEXT: tail call void @unkown() ; IS________OPM-NEXT: tail call void @unkown()
; IS________OPM-NEXT: br label [[TMP5]] ; IS________OPM-NEXT: br label [[TMP5]]
; IS________OPM: 5: ; IS________OPM: 5:
; IS________OPM-NEXT: ret void ; IS________OPM-NEXT: ret void
; ;
; IS________NPM-LABEL: define {{[^@]+}}@f1 ; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________NPM-SAME: (i32 [[TMP0:%.*]]) ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@f1
; IS________NPM-NEXT: br label [[TMP3:%.*]] ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]])
; IS________NPM: 2: ; IS__TUNIT_NPM-NEXT: br label [[TMP3:%.*]]
; IS________NPM-NEXT: unreachable ; IS__TUNIT_NPM: 2:
; IS________NPM: 3: ; IS__TUNIT_NPM-NEXT: unreachable
; IS________NPM-NEXT: ret void ; IS__TUNIT_NPM: 3:
; IS__TUNIT_NPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f1
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]])
; IS__CGSCC_NPM-NEXT: br label [[TMP3:%.*]]
; IS__CGSCC_NPM: 2:
; IS__CGSCC_NPM-NEXT: unreachable
; IS__CGSCC_NPM: 3:
; IS__CGSCC_NPM-NEXT: ret void
; ;
%2 = tail call i32 @r1(i32 %0) %2 = tail call i32 @r1(i32 %0)
%3 = icmp sgt i32 %2, 15 %3 = icmp sgt i32 %2, 15
br i1 %3, label %4, label %5 br i1 %3, label %4, label %5
4: ; preds = %1 4: ; preds = %1
tail call void @unkown() tail call void @unkown()
br label %5 br label %5
5: ; preds = %1, %4 5: ; preds = %1, %4
ret void ret void
} }
; TEST4 LVI test ; TEST4 LVI test
; f1 ; f1
; int test4-f1(int u){ ; int test4-f1(int u){
; if(u>=0) { ; if(u>=0) {
; return u; ; return u;
; }else{ ; }else{
; return 0; ; return 0;
; } ; }
; } ; }
define dso_local i32 @test4-f1(i32 %u) { define dso_local i32 @test4-f1(i32 %u) {
; CHECK-LABEL: define {{[^@]+}}@test4-f1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[U:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test4-f1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[U:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[U]], -1 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[RETURN:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[U]], -1
; CHECK: if.then: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[RETURN:%.*]]
; CHECK-NEXT: br label [[RETURN]] ; IS__TUNIT____: if.then:
; CHECK: return: ; IS__TUNIT____-NEXT: br label [[RETURN]]
; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[U]], [[IF_THEN]] ], [ 0, [[ENTRY:%.*]] ] ; IS__TUNIT____: return:
; CHECK-NEXT: ret i32 [[RETVAL_0]] ; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[U]], [[IF_THEN]] ], [ 0, [[ENTRY:%.*]] ]
; IS__TUNIT____-NEXT: ret i32 [[RETVAL_0]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test4-f1
; IS__CGSCC____-SAME: (i32 [[U:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[U]], -1
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[RETURN:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: br label [[RETURN]]
; IS__CGSCC____: return:
; IS__CGSCC____-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[U]], [[IF_THEN]] ], [ 0, [[ENTRY:%.*]] ]
; IS__CGSCC____-NEXT: ret i32 [[RETVAL_0]]
; ;
; FIXME: RETVAL_0 >= 0 ; FIXME: RETVAL_0 >= 0
entry: entry:
%cmp = icmp sgt i32 %u, -1 %cmp = icmp sgt i32 %u, -1
br i1 %cmp, label %if.then, label %return br i1 %cmp, label %if.then, label %return
if.then: ; preds = %entry if.then: ; preds = %entry
br label %return br label %return
return: ; preds = %entry, %if.then return: ; preds = %entry, %if.then
%retval.0 = phi i32 [ %u, %if.then ], [ 0, %entry ] %retval.0 = phi i32 [ %u, %if.then ], [ 0, %entry ]
ret i32 %retval.0 ret i32 %retval.0
} }
define dso_local i32 @test4-g1(i32 %u) { define dso_local i32 @test4-g1(i32 %u) {
; CHECK-LABEL: define {{[^@]+}}@test4-g1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[U:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test4-g1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[U:%.*]])
; CHECK-NEXT: [[CALL:%.*]] = tail call i32 @test4-f1(i32 [[U]]) ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret i32 [[CALL]] ; IS__TUNIT____-NEXT: [[CALL:%.*]] = tail call i32 @test4-f1(i32 [[U]])
; IS__TUNIT____-NEXT: ret i32 [[CALL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test4-g1
; IS__CGSCC____-SAME: (i32 [[U:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = tail call i32 @test4-f1(i32 [[U]])
; IS__CGSCC____-NEXT: ret i32 [[CALL]]
; ;
; FIXME: %call should have range [0, inf] ; FIXME: %call should have range [0, inf]
entry: entry:
%call = tail call i32 @test4-f1(i32 %u) %call = tail call i32 @test4-f1(i32 %u)
ret i32 %call ret i32 %call
} }
; f2 ; f2
; int test4-f1(int u){ ; int test4-f1(int u){
; if(u>-1) { ; if(u>-1) {
; return u+1; ; return u+1;
; }else{ ; }else{
; return 1; ; return 1;
; } ; }
; } ; }
define dso_local i32 @test4-f2(i32 %u) { define dso_local i32 @test4-f2(i32 %u) {
; CHECK-LABEL: define {{[^@]+}}@test4-f2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[U:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test4-f2
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[U:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[U]], -1 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[U]], -1
; CHECK: if.then: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i32 [[U]], 1 ; IS__TUNIT____: if.then:
; CHECK-NEXT: br label [[RETURN:%.*]] ; IS__TUNIT____-NEXT: [[ADD:%.*]] = add nuw nsw i32 [[U]], 1
; CHECK: if.else: ; IS__TUNIT____-NEXT: br label [[RETURN:%.*]]
; CHECK-NEXT: br label [[RETURN]] ; IS__TUNIT____: if.else:
; CHECK: return: ; IS__TUNIT____-NEXT: br label [[RETURN]]
; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[ADD]], [[IF_THEN]] ], [ 1, [[IF_ELSE]] ] ; IS__TUNIT____: return:
; CHECK-NEXT: ret i32 [[RETVAL_0]] ; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[ADD]], [[IF_THEN]] ], [ 1, [[IF_ELSE]] ]
; IS__TUNIT____-NEXT: ret i32 [[RETVAL_0]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test4-f2
; IS__CGSCC____-SAME: (i32 [[U:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[U]], -1
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: [[ADD:%.*]] = add nuw nsw i32 [[U]], 1
; IS__CGSCC____-NEXT: br label [[RETURN:%.*]]
; IS__CGSCC____: if.else:
; IS__CGSCC____-NEXT: br label [[RETURN]]
; IS__CGSCC____: return:
; IS__CGSCC____-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[ADD]], [[IF_THEN]] ], [ 1, [[IF_ELSE]] ]
; IS__CGSCC____-NEXT: ret i32 [[RETVAL_0]]
; ;
entry: entry:
%cmp = icmp sgt i32 %u, -1 %cmp = icmp sgt i32 %u, -1
br i1 %cmp, label %if.then, label %if.else br i1 %cmp, label %if.then, label %if.else
if.then: ; preds = %entry if.then: ; preds = %entry
%add = add nuw nsw i32 %u, 1 %add = add nuw nsw i32 %u, 1
br label %return br label %return
if.else: ; preds = %entry if.else: ; preds = %entry
br label %return br label %return
return: ; preds = %if.else, %if.then return: ; preds = %if.else, %if.then
%retval.0 = phi i32 [ %add, %if.then ], [ 1, %if.else ] %retval.0 = phi i32 [ %add, %if.then ], [ 1, %if.else ]
ret i32 %retval.0 ret i32 %retval.0
} }
define dso_local i32 @test4-g2(i32 %u) { define dso_local i32 @test4-g2(i32 %u) {
; NOT_TUNIT_NPM-LABEL: define {{[^@]+}}@test4-g2 ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; NOT_TUNIT_NPM-SAME: (i32 [[U:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test4-g2
; NOT_TUNIT_NPM-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32 [[U:%.*]])
; NOT_TUNIT_NPM-NEXT: [[CALL:%.*]] = tail call i32 @test4-f2(i32 [[U]]) ; IS__TUNIT_OPM-NEXT: entry:
; NOT_TUNIT_NPM-NEXT: ret i32 [[CALL]] ; IS__TUNIT_OPM-NEXT: [[CALL:%.*]] = tail call i32 @test4-f2(i32 [[U]])
; IS__TUNIT_OPM-NEXT: ret i32 [[CALL]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test4-g2 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@test4-g2
; IS__TUNIT_NPM-SAME: (i32 [[U:%.*]]) ; IS__TUNIT_NPM-SAME: (i32 [[U:%.*]])
; IS__TUNIT_NPM-NEXT: entry: ; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: [[CALL:%.*]] = tail call i32 @test4-f2(i32 [[U]]) #1, !range !3 ; IS__TUNIT_NPM-NEXT: [[CALL:%.*]] = tail call i32 @test4-f2(i32 [[U]]) #1, !range !3
; IS__TUNIT_NPM-NEXT: ret i32 [[CALL]] ; IS__TUNIT_NPM-NEXT: ret i32 [[CALL]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test4-g2
; IS__CGSCC____-SAME: (i32 [[U:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = tail call i32 @test4-f2(i32 [[U]])
; IS__CGSCC____-NEXT: ret i32 [[CALL]]
;
entry: entry:
%call = tail call i32 @test4-f2(i32 %u) %call = tail call i32 @test4-f2(i32 %u)
ret i32 %call ret i32 %call
} }
define dso_local i32 @test-5() { define dso_local i32 @test-5() {
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test-5() ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@test-5()
; IS__TUNIT_OPM-NEXT: entry: ; IS__TUNIT_OPM-NEXT: entry:
▲ Show 20 Lines • Show All 66 Lines • ▼ Show 20 Lines
; Examples taken from https://llvm.discourse.group/t/impossible-condition-optimization/461/1 ; Examples taken from https://llvm.discourse.group/t/impossible-condition-optimization/461/1
; ;
; The important part is that we return a constant (false) ; The important part is that we return a constant (false)
; ;
; { ; {
; FIXME: All but the return is not needed anymore ; FIXME: All but the return is not needed anymore
define dso_local zeroext i1 @phi(i32 %arg) { define dso_local zeroext i1 @phi(i32 %arg) {
; CHECK-LABEL: define {{[^@]+}}@phi ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[ARG:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@phi
; CHECK-NEXT: bb: ; IS__TUNIT____-SAME: (i32 [[ARG:%.*]])
; CHECK-NEXT: [[TMP:%.*]] = icmp sgt i32 [[ARG]], 5 ; IS__TUNIT____-NEXT: bb:
; CHECK-NEXT: br i1 [[TMP]], label [[BB1:%.*]], label [[BB2:%.*]] ; IS__TUNIT____-NEXT: [[TMP:%.*]] = icmp sgt i32 [[ARG]], 5
; CHECK: bb1: ; IS__TUNIT____-NEXT: br i1 [[TMP]], label [[BB1:%.*]], label [[BB2:%.*]]
; CHECK-NEXT: br label [[BB3:%.*]] ; IS__TUNIT____: bb1:
; CHECK: bb2: ; IS__TUNIT____-NEXT: br label [[BB3:%.*]]
; CHECK-NEXT: br label [[BB3]] ; IS__TUNIT____: bb2:
; CHECK: bb3: ; IS__TUNIT____-NEXT: br label [[BB3]]
; CHECK-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[ARG]], 10 ; IS__TUNIT____: bb3:
; CHECK-NEXT: br i1 [[TMP4]], label [[BB5:%.*]], label [[BB7:%.*]] ; IS__TUNIT____-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[ARG]], 10
; CHECK: bb5: ; IS__TUNIT____-NEXT: br i1 [[TMP4]], label [[BB5:%.*]], label [[BB7:%.*]]
; CHECK-NEXT: br label [[BB9:%.*]] ; IS__TUNIT____: bb5:
; CHECK: bb7: ; IS__TUNIT____-NEXT: br label [[BB9:%.*]]
; CHECK-NEXT: br label [[BB9]] ; IS__TUNIT____: bb7:
; CHECK: bb9: ; IS__TUNIT____-NEXT: br label [[BB9]]
; CHECK-NEXT: br label [[BB12:%.*]] ; IS__TUNIT____: bb9:
; CHECK: bb11: ; IS__TUNIT____-NEXT: br label [[BB12:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: bb11:
; CHECK: bb12: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: br label [[BB13:%.*]] ; IS__TUNIT____: bb12:
; CHECK: bb13: ; IS__TUNIT____-NEXT: br label [[BB13:%.*]]
; CHECK-NEXT: ret i1 false ; IS__TUNIT____: bb13:
; IS__TUNIT____-NEXT: ret i1 false
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@phi
; IS__CGSCC____-SAME: (i32 [[ARG:%.*]])
; IS__CGSCC____-NEXT: bb:
; IS__CGSCC____-NEXT: [[TMP:%.*]] = icmp sgt i32 [[ARG]], 5
; IS__CGSCC____-NEXT: br i1 [[TMP]], label [[BB1:%.*]], label [[BB2:%.*]]
; IS__CGSCC____: bb1:
; IS__CGSCC____-NEXT: br label [[BB3:%.*]]
; IS__CGSCC____: bb2:
; IS__CGSCC____-NEXT: br label [[BB3]]
; IS__CGSCC____: bb3:
; IS__CGSCC____-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[ARG]], 10
; IS__CGSCC____-NEXT: br i1 [[TMP4]], label [[BB5:%.*]], label [[BB7:%.*]]
; IS__CGSCC____: bb5:
; IS__CGSCC____-NEXT: br label [[BB9:%.*]]
; IS__CGSCC____: bb7:
; IS__CGSCC____-NEXT: br label [[BB9]]
; IS__CGSCC____: bb9:
; IS__CGSCC____-NEXT: br label [[BB12:%.*]]
; IS__CGSCC____: bb11:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: bb12:
; IS__CGSCC____-NEXT: br label [[BB13:%.*]]
; IS__CGSCC____: bb13:
; IS__CGSCC____-NEXT: ret i1 false
; ;
bb: bb:
%tmp = icmp sgt i32 %arg, 5 %tmp = icmp sgt i32 %arg, 5
br i1 %tmp, label %bb1, label %bb2 br i1 %tmp, label %bb1, label %bb2
bb1: ; preds = %bb bb1: ; preds = %bb
br label %bb3 br label %bb3
Show All 25 Linesbb12: ; preds = %bb9
br label %bb13 br label %bb13
bb13: ; preds = %bb12, %bb11 bb13: ; preds = %bb12, %bb11
%.0 = phi i1 [ true, %bb11 ], [ false, %bb12 ] %.0 = phi i1 [ true, %bb11 ], [ false, %bb12 ]
ret i1 %.0 ret i1 %.0
} }
define dso_local i1 @select(i32 %a) local_unnamed_addr #0 { define dso_local i1 @select(i32 %a) local_unnamed_addr #0 {
; CHECK-LABEL: define {{[^@]+}}@select ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[A:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@select
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[A:%.*]]) local_unnamed_addr
; CHECK-NEXT: ret i1 false ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i1 false
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@select
; IS__CGSCC____-SAME: (i32 [[A:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i1 false
; ;
entry: entry:
%cmp = icmp sgt i32 %a, 5 %cmp = icmp sgt i32 %a, 5
%. = select i1 %cmp, i32 1, i32 2 %. = select i1 %cmp, i32 1, i32 2
%cmp1 = icmp sgt i32 %a, 10 %cmp1 = icmp sgt i32 %a, 10
%y.0.v = select i1 %cmp1, i32 1, i32 2 %y.0.v = select i1 %cmp1, i32 1, i32 2
%y.0 = add nuw nsw i32 %., %y.0.v %y.0 = add nuw nsw i32 %., %y.0.v
%cmp6 = icmp eq i32 %y.0, 5 %cmp6 = icmp eq i32 %y.0, 5
ret i1 %cmp6 ret i1 %cmp6
} }
define dso_local i32 @select_zext(i32 %a) local_unnamed_addr #0 { define dso_local i32 @select_zext(i32 %a) local_unnamed_addr #0 {
; CHECK-LABEL: define {{[^@]+}}@select_zext ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[A:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@select_zext
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[A:%.*]]) local_unnamed_addr
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@select_zext
; IS__CGSCC____-SAME: (i32 [[A:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 0
; ;
entry: entry:
%cmp = icmp sgt i32 %a, 5 %cmp = icmp sgt i32 %a, 5
%. = select i1 %cmp, i32 1, i32 2 %. = select i1 %cmp, i32 1, i32 2
%cmp1 = icmp sgt i32 %a, 10 %cmp1 = icmp sgt i32 %a, 10
%y.0.v = select i1 %cmp1, i32 1, i32 2 %y.0.v = select i1 %cmp1, i32 1, i32 2
%y.0 = add nuw nsw i32 %., %y.0.v %y.0 = add nuw nsw i32 %., %y.0.v
%cmp6 = icmp eq i32 %y.0, 5 %cmp6 = icmp eq i32 %y.0, 5
%.13 = zext i1 %cmp6 to i32 %.13 = zext i1 %cmp6 to i32
ret i32 %.13 ret i32 %.13
} }
; FIXME: We do not look through the ptr casts here. ; FIXME: We do not look through the ptr casts here.
define dso_local i64 @select_int2ptr_bitcast_ptr2int(i32 %a) local_unnamed_addr #0 { define dso_local i64 @select_int2ptr_bitcast_ptr2int(i32 %a) local_unnamed_addr #0 {
; CHECK-LABEL: define {{[^@]+}}@select_int2ptr_bitcast_ptr2int ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 [[A:%.*]]) local_unnamed_addr ; IS__TUNIT____-LABEL: define {{[^@]+}}@select_int2ptr_bitcast_ptr2int
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 [[A:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[I2P:%.*]] = inttoptr i1 false to i1* ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[BC:%.*]] = bitcast i1* [[I2P]] to i32* ; IS__TUNIT____-NEXT: [[I2P:%.*]] = inttoptr i1 false to i1*
; CHECK-NEXT: [[P2I:%.*]] = ptrtoint i32* [[BC]] to i64 ; IS__TUNIT____-NEXT: [[BC:%.*]] = bitcast i1* [[I2P]] to i32*
; CHECK-NEXT: ret i64 [[P2I]] ; IS__TUNIT____-NEXT: [[P2I:%.*]] = ptrtoint i32* [[BC]] to i64
; IS__TUNIT____-NEXT: ret i64 [[P2I]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@select_int2ptr_bitcast_ptr2int
; IS__CGSCC____-SAME: (i32 [[A:%.*]]) local_unnamed_addr
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[I2P:%.*]] = inttoptr i1 false to i1*
; IS__CGSCC____-NEXT: [[BC:%.*]] = bitcast i1* [[I2P]] to i32*
; IS__CGSCC____-NEXT: [[P2I:%.*]] = ptrtoint i32* [[BC]] to i64
; IS__CGSCC____-NEXT: ret i64 [[P2I]]
; ;
entry: entry:
%cmp = icmp sgt i32 %a, 5 %cmp = icmp sgt i32 %a, 5
%. = select i1 %cmp, i32 1, i32 2 %. = select i1 %cmp, i32 1, i32 2
%cmp1 = icmp sgt i32 %a, 10 %cmp1 = icmp sgt i32 %a, 10
%y.0.v = select i1 %cmp1, i32 1, i32 2 %y.0.v = select i1 %cmp1, i32 1, i32 2
%y.0 = add nuw nsw i32 %., %y.0.v %y.0 = add nuw nsw i32 %., %y.0.v
%cmp6 = icmp eq i32 %y.0, 5 %cmp6 = icmp eq i32 %y.0, 5
%i2p = inttoptr i1 %cmp6 to i1* %i2p = inttoptr i1 %cmp6 to i1*
%bc = bitcast i1* %i2p to i32* %bc = bitcast i1* %i2p to i32*
%p2i = ptrtoint i32* %bc to i64 %p2i = ptrtoint i32* %bc to i64
ret i64 %p2i ret i64 %p2i
} }
; } ; }
define i1 @f_fcmp(float %a, float %b) { define i1 @f_fcmp(float %a, float %b) {
; CHECK-LABEL: define {{[^@]+}}@f_fcmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (float [[A:%.*]], float [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@f_fcmp
; CHECK-NEXT: [[R:%.*]] = fcmp uge float [[A]], [[B]] ; IS__TUNIT____-SAME: (float [[A:%.*]], float [[B:%.*]])
; CHECK-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false ; IS__TUNIT____-NEXT: [[R:%.*]] = fcmp uge float [[A]], [[B]]
; CHECK-NEXT: ret i1 [[S]] ; IS__TUNIT____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__TUNIT____-NEXT: ret i1 [[S]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@f_fcmp
; IS__CGSCC____-SAME: (float [[A:%.*]], float [[B:%.*]])
; IS__CGSCC____-NEXT: [[R:%.*]] = fcmp uge float [[A]], [[B]]
; IS__CGSCC____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__CGSCC____-NEXT: ret i1 [[S]]
; ;
%r = fcmp uge float %a, %b %r = fcmp uge float %a, %b
%s = select i1 %r, i1 %r, i1 0 %s = select i1 %r, i1 %r, i1 0
ret i1 %s ret i1 %s
} }
define i1 @d_fcmp(double %a, double %b) { define i1 @d_fcmp(double %a, double %b) {
; CHECK-LABEL: define {{[^@]+}}@d_fcmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (double [[A:%.*]], double [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@d_fcmp
; CHECK-NEXT: [[R:%.*]] = fcmp oeq double [[A]], [[B]] ; IS__TUNIT____-SAME: (double [[A:%.*]], double [[B:%.*]])
; CHECK-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false ; IS__TUNIT____-NEXT: [[R:%.*]] = fcmp oeq double [[A]], [[B]]
; CHECK-NEXT: ret i1 [[S]] ; IS__TUNIT____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__TUNIT____-NEXT: ret i1 [[S]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@d_fcmp
; IS__CGSCC____-SAME: (double [[A:%.*]], double [[B:%.*]])
; IS__CGSCC____-NEXT: [[R:%.*]] = fcmp oeq double [[A]], [[B]]
; IS__CGSCC____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__CGSCC____-NEXT: ret i1 [[S]]
; ;
%r = fcmp oeq double %a, %b %r = fcmp oeq double %a, %b
%s = select i1 %r, i1 %r, i1 0 %s = select i1 %r, i1 %r, i1 0
ret i1 %s ret i1 %s
} }
define i1 @dp_icmp(double* %a, double* %b) { define i1 @dp_icmp(double* %a, double* %b) {
; CHECK-LABEL: define {{[^@]+}}@dp_icmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@dp_icmp
; CHECK-NEXT: [[R:%.*]] = icmp sge double* [[A]], [[B]] ; IS__TUNIT____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone [[B:%.*]])
; CHECK-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false ; IS__TUNIT____-NEXT: [[R:%.*]] = icmp sge double* [[A]], [[B]]
; CHECK-NEXT: ret i1 [[S]] ; IS__TUNIT____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__TUNIT____-NEXT: ret i1 [[S]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@dp_icmp
; IS__CGSCC____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone [[B:%.*]])
; IS__CGSCC____-NEXT: [[R:%.*]] = icmp sge double* [[A]], [[B]]
; IS__CGSCC____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__CGSCC____-NEXT: ret i1 [[S]]
; ;
%r = icmp sge double* %a, %b %r = icmp sge double* %a, %b
%s = select i1 %r, i1 %r, i1 0 %s = select i1 %r, i1 %r, i1 0
ret i1 %s ret i1 %s
} }
define i1 @ip_icmp(i8* %a, i8* %b) { define i1 @ip_icmp(i8* %a, i8* %b) {
; CHECK-LABEL: define {{[^@]+}}@ip_icmp ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nofree readnone [[A:%.*]], i8* nofree readnone [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ip_icmp
; CHECK-NEXT: [[R:%.*]] = icmp ult i8* [[A]], [[B]] ; IS__TUNIT____-SAME: (i8* nofree readnone [[A:%.*]], i8* nofree readnone [[B:%.*]])
; CHECK-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false ; IS__TUNIT____-NEXT: [[R:%.*]] = icmp ult i8* [[A]], [[B]]
; CHECK-NEXT: ret i1 [[S]] ; IS__TUNIT____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__TUNIT____-NEXT: ret i1 [[S]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ip_icmp
; IS__CGSCC____-SAME: (i8* nofree readnone [[A:%.*]], i8* nofree readnone [[B:%.*]])
; IS__CGSCC____-NEXT: [[R:%.*]] = icmp ult i8* [[A]], [[B]]
; IS__CGSCC____-NEXT: [[S:%.*]] = select i1 [[R]], i1 [[R]], i1 false
; IS__CGSCC____-NEXT: ret i1 [[S]]
; ;
%r = icmp ult i8* %a, %b %r = icmp ult i8* %a, %b
%s = select i1 %r, i1 %r, i1 0 %s = select i1 %r, i1 %r, i1 0
ret i1 %s ret i1 %s
} }
define i1 @fcmp_caller(float %fa, float %fb, double %da, double %db, double* %dpa, double* %dpb, i8* %ipa, i8* %ipb) { define i1 @fcmp_caller(float %fa, float %fb, double %da, double %db, double* %dpa, double* %dpb, i8* %ipa, i8* %ipb) {
; CHECK-LABEL: define {{[^@]+}}@fcmp_caller ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (float [[FA:%.*]], float [[FB:%.*]], double [[DA:%.*]], double [[DB:%.*]], double* nofree readnone [[DPA:%.*]], double* nofree readnone [[DPB:%.*]], i8* nofree readnone [[IPA:%.*]], i8* nofree readnone [[IPB:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@fcmp_caller
; CHECK-NEXT: [[R1:%.*]] = call i1 @f_fcmp(float [[FA]], float [[FB]]) ; IS__TUNIT____-SAME: (float [[FA:%.*]], float [[FB:%.*]], double [[DA:%.*]], double [[DB:%.*]], double* nofree readnone [[DPA:%.*]], double* nofree readnone [[DPB:%.*]], i8* nofree readnone [[IPA:%.*]], i8* nofree readnone [[IPB:%.*]])
; CHECK-NEXT: [[R2:%.*]] = call i1 @d_fcmp(double [[DA]], double [[DB]]) ; IS__TUNIT____-NEXT: [[R1:%.*]] = call i1 @f_fcmp(float [[FA]], float [[FB]])
; CHECK-NEXT: [[R3:%.*]] = call i1 @dp_icmp(double* noalias nofree readnone [[DPA]], double* noalias nofree readnone [[DPB]]) ; IS__TUNIT____-NEXT: [[R2:%.*]] = call i1 @d_fcmp(double [[DA]], double [[DB]])
; CHECK-NEXT: [[R4:%.*]] = call i1 @ip_icmp(i8* noalias nofree readnone [[IPA]], i8* noalias nofree readnone [[IPB]]) ; IS__TUNIT____-NEXT: [[R3:%.*]] = call i1 @dp_icmp(double* noalias nofree readnone [[DPA]], double* noalias nofree readnone [[DPB]])
; CHECK-NEXT: [[O1:%.*]] = or i1 [[R1]], [[R2]] ; IS__TUNIT____-NEXT: [[R4:%.*]] = call i1 @ip_icmp(i8* noalias nofree readnone [[IPA]], i8* noalias nofree readnone [[IPB]])
; CHECK-NEXT: [[O2:%.*]] = or i1 [[R3]], [[R4]] ; IS__TUNIT____-NEXT: [[O1:%.*]] = or i1 [[R1]], [[R2]]
; CHECK-NEXT: [[O3:%.*]] = or i1 [[O1]], [[O2]] ; IS__TUNIT____-NEXT: [[O2:%.*]] = or i1 [[R3]], [[R4]]
; CHECK-NEXT: ret i1 [[O3]] ; IS__TUNIT____-NEXT: [[O3:%.*]] = or i1 [[O1]], [[O2]]
; IS__TUNIT____-NEXT: ret i1 [[O3]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@fcmp_caller
; IS__CGSCC____-SAME: (float [[FA:%.*]], float [[FB:%.*]], double [[DA:%.*]], double [[DB:%.*]], double* nofree readnone [[DPA:%.*]], double* nofree readnone [[DPB:%.*]], i8* nofree readnone [[IPA:%.*]], i8* nofree readnone [[IPB:%.*]])
; IS__CGSCC____-NEXT: [[R1:%.*]] = call i1 @f_fcmp(float [[FA]], float [[FB]])
; IS__CGSCC____-NEXT: [[R2:%.*]] = call i1 @d_fcmp(double [[DA]], double [[DB]])
; IS__CGSCC____-NEXT: [[R3:%.*]] = call i1 @dp_icmp(double* noalias nofree readnone [[DPA]], double* noalias nofree readnone [[DPB]])
; IS__CGSCC____-NEXT: [[R4:%.*]] = call i1 @ip_icmp(i8* noalias nofree readnone [[IPA]], i8* noalias nofree readnone [[IPB]])
; IS__CGSCC____-NEXT: [[O1:%.*]] = or i1 [[R1]], [[R2]]
; IS__CGSCC____-NEXT: [[O2:%.*]] = or i1 [[R3]], [[R4]]
; IS__CGSCC____-NEXT: [[O3:%.*]] = or i1 [[O1]], [[O2]]
; IS__CGSCC____-NEXT: ret i1 [[O3]]
; ;
%r1 = call i1 @f_fcmp(float %fa, float %fb) %r1 = call i1 @f_fcmp(float %fa, float %fb)
%r2 = call i1 @d_fcmp(double %da, double %db) %r2 = call i1 @d_fcmp(double %da, double %db)
%r3 = call i1 @dp_icmp(double* %dpa, double* %dpb) %r3 = call i1 @dp_icmp(double* %dpa, double* %dpb)
%r4 = call i1 @ip_icmp(i8* %ipa, i8* %ipb) %r4 = call i1 @ip_icmp(i8* %ipa, i8* %ipb)
%o1 = or i1 %r1, %r2 %o1 = or i1 %r1, %r2
%o2 = or i1 %r3, %r4 %o2 = or i1 %r3, %r4
%o3 = or i1 %o1, %o2 %o3 = or i1 %o1, %o2
ret i1 %o3 ret i1 %o3
} }
define i8 @ret_two() { define i8 @ret_two() {
; CHECK-LABEL: define {{[^@]+}}@ret_two() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i8 2 ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_two()
; IS__TUNIT____-NEXT: ret i8 2
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_two()
; IS__CGSCC____-NEXT: ret i8 2
; ;
ret i8 2 ret i8 2
} }
define i8 @ret_undef() { define i8 @ret_undef() {
; CHECK-LABEL: define {{[^@]+}}@ret_undef() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i8 undef ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_undef()
; IS__TUNIT____-NEXT: ret i8 undef
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_undef()
; IS__CGSCC____-NEXT: ret i8 undef
; ;
ret i8 undef ret i8 undef
} }
; Verify we collapse undef to a value and return something non-undef here. ; Verify we collapse undef to a value and return something non-undef here.
define i8 @undef_collapse_1() { define i8 @undef_collapse_1() {
; CHECK-LABEL: define {{[^@]+}}@undef_collapse_1() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i8 0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@undef_collapse_1()
; IS__TUNIT____-NEXT: ret i8 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@undef_collapse_1()
; IS__CGSCC____-NEXT: ret i8 0
; ;
%c = call i8 @ret_undef() %c = call i8 @ret_undef()
%s = shl i8 %c, 2 %s = shl i8 %c, 2
ret i8 %s ret i8 %s
} }
; Verify we collapse undef to a value and return something non-undef here. ; Verify we collapse undef to a value and return something non-undef here.
define i8 @undef_collapse_2() { define i8 @undef_collapse_2() {
; CHECK-LABEL: define {{[^@]+}}@undef_collapse_2() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i8 0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@undef_collapse_2()
; IS__TUNIT____-NEXT: ret i8 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@undef_collapse_2()
; IS__CGSCC____-NEXT: ret i8 0
; ;
%c = call i8 @ret_two() %c = call i8 @ret_two()
%s = shl i8 undef, %c %s = shl i8 undef, %c
ret i8 %s ret i8 %s
} }
define i8 @undef_collapse_caller() { define i8 @undef_collapse_caller() {
; ;
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@undef_collapse_caller() ; IS__TUNIT____-LABEL: define {{[^@]+}}@undef_collapse_caller()
; IS__TUNIT____-NEXT: ret i8 0 ; IS__TUNIT____-NEXT: ret i8 0
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@undef_collapse_caller() ; IS__CGSCC____-LABEL: define {{[^@]+}}@undef_collapse_caller()
; IS__CGSCC____-NEXT: [[C1:%.*]] = call i8 @undef_collapse_1() ; IS__CGSCC____-NEXT: [[C1:%.*]] = call i8 @undef_collapse_1()
; IS__CGSCC____-NEXT: [[C2:%.*]] = call i8 @undef_collapse_2() ; IS__CGSCC____-NEXT: [[C2:%.*]] = call i8 @undef_collapse_2()
; IS__CGSCC____-NEXT: [[A:%.*]] = add i8 [[C1]], [[C2]] ; IS__CGSCC____-NEXT: [[A:%.*]] = add i8 [[C1]], [[C2]]
; IS__CGSCC____-NEXT: ret i8 [[A]] ; IS__CGSCC____-NEXT: ret i8 [[A]]
; ;
%c1 = call i8 @undef_collapse_1() %c1 = call i8 @undef_collapse_1()
%c2 = call i8 @undef_collapse_2() %c2 = call i8 @undef_collapse_2()
%a = add i8 %c1, %c2 %a = add i8 %c1, %c2
ret i8 %a ret i8 %a
} }
define i32 @ret1or2(i1 %c) { define i32 @ret1or2(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@ret1or2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret1or2
; CHECK-NEXT: [[S:%.*]] = select i1 [[C]], i32 1, i32 2 ; IS__TUNIT____-SAME: (i1 [[C:%.*]])
; CHECK-NEXT: ret i32 [[S]] ; IS__TUNIT____-NEXT: [[S:%.*]] = select i1 [[C]], i32 1, i32 2
; IS__TUNIT____-NEXT: ret i32 [[S]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret1or2
; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: [[S:%.*]] = select i1 [[C]], i32 1, i32 2
; IS__CGSCC____-NEXT: ret i32 [[S]]
; ;
%s = select i1 %c, i32 1, i32 2 %s = select i1 %c, i32 1, i32 2
ret i32 %s ret i32 %s
} }
define i1 @callee_range_1(i1 %c1, i1 %c2, i1 %c3) { define i1 @callee_range_1(i1 %c1, i1 %c2, i1 %c3) {
; ;
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@callee_range_1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@callee_range_1
; IS__TUNIT____-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]], i1 [[C3:%.*]]) ; IS__TUNIT____-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]], i1 [[C3:%.*]])
; IS__TUNIT____-NEXT: ret i1 true ; IS__TUNIT____-NEXT: ret i1 true
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee_range_1 ; IS__CGSCC____-LABEL: define {{[^@]+}}@callee_range_1
; IS__CGSCC____-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]], i1 [[C3:%.*]]) ; IS__CGSCC____-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]], i1 [[C3:%.*]])
; IS__CGSCC____-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]]) ; IS__CGSCC____-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]])
; IS__CGSCC____-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]]) ; IS__CGSCC____-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]])
; IS__CGSCC____-NEXT: [[INDIRECTION:%.*]] = select i1 [[C3]], i32 [[R1]], i32 [[R2]] ; IS__CGSCC____-NEXT: [[INDIRECTION:%.*]] = select i1 [[C3]], i32 [[R1]], i32 [[R2]]
; IS__CGSCC____-NEXT: [[A:%.*]] = add i32 [[R1]], [[INDIRECTION]] ; IS__CGSCC____-NEXT: [[A:%.*]] = add i32 [[R1]], [[INDIRECTION]]
; IS__CGSCC____-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 4 ; IS__CGSCC____-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 4
; IS__CGSCC____-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2 ; IS__CGSCC____-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2
; IS__CGSCC____-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]] ; IS__CGSCC____-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]]
; IS__CGSCC____-NEXT: ret i1 [[F]] ; IS__CGSCC____-NEXT: ret i1 [[F]]
; ;
%r1 = call i32 @ret1or2(i1 %c1) %r1 = call i32 @ret1or2(i1 %c1)
%r2 = call i32 @ret1or2(i1 %c2) %r2 = call i32 @ret1or2(i1 %c2)
%indirection = select i1 %c3, i32 %r1, i32 %r2 %indirection = select i1 %c3, i32 %r1, i32 %r2
%a = add i32 %r1, %indirection %a = add i32 %r1, %indirection
%i1 = icmp sle i32 %a, 4 %i1 = icmp sle i32 %a, 4
%i2 = icmp sge i32 %a, 2 %i2 = icmp sge i32 %a, 2
%f = and i1 %i1, %i2 %f = and i1 %i1, %i2
ret i1 %f ret i1 %f
} }
define i1 @callee_range_2(i1 %c1, i1 %c2) { define i1 @callee_range_2(i1 %c1, i1 %c2) {
; ;
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@callee_range_2 ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@callee_range_2
; IS__TUNIT_OPM-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]]) ; IS__TUNIT_OPM-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]])
; IS__TUNIT_OPM-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]]) #2, !range !4 ; IS__TUNIT_OPM-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]]) #2, !range !4
; IS__TUNIT_OPM-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]]) #2, !range !4 ; IS__TUNIT_OPM-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]]) #2, !range !4
; IS__TUNIT_OPM-NEXT: [[A:%.*]] = add i32 [[R1]], [[R2]] ; IS__TUNIT_OPM-NEXT: [[A:%.*]] = add i32 [[R1]], [[R2]]
; IS__TUNIT_OPM-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 3 ; IS__TUNIT_OPM-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 3
; IS__TUNIT_OPM-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2 ; IS__TUNIT_OPM-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2
; IS__TUNIT_OPM-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]] ; IS__TUNIT_OPM-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]]
; IS__TUNIT_OPM-NEXT: ret i1 [[F]] ; IS__TUNIT_OPM-NEXT: ret i1 [[F]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callee_range_2 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callee_range_2
; IS__TUNIT_NPM-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]]) ; IS__TUNIT_NPM-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]])
; IS__TUNIT_NPM-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]]) #1, !range !5 ; IS__TUNIT_NPM-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]]) #1, !range !5
; IS__TUNIT_NPM-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]]) #1, !range !5 ; IS__TUNIT_NPM-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]]) #1, !range !5
; IS__TUNIT_NPM-NEXT: [[A:%.*]] = add i32 [[R1]], [[R2]] ; IS__TUNIT_NPM-NEXT: [[A:%.*]] = add i32 [[R1]], [[R2]]
; IS__TUNIT_NPM-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 3 ; IS__TUNIT_NPM-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 3
; IS__TUNIT_NPM-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2 ; IS__TUNIT_NPM-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2
; IS__TUNIT_NPM-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]] ; IS__TUNIT_NPM-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]]
; IS__TUNIT_NPM-NEXT: ret i1 [[F]] ; IS__TUNIT_NPM-NEXT: ret i1 [[F]]
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee_range_2 ; IS__CGSCC____-LABEL: define {{[^@]+}}@callee_range_2
; IS__CGSCC____-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]]) ; IS__CGSCC____-SAME: (i1 [[C1:%.*]], i1 [[C2:%.*]])
; IS__CGSCC____-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]]) ; IS__CGSCC____-NEXT: [[R1:%.*]] = call i32 @ret1or2(i1 [[C1]])
; IS__CGSCC____-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]]) ; IS__CGSCC____-NEXT: [[R2:%.*]] = call i32 @ret1or2(i1 [[C2]])
; IS__CGSCC____-NEXT: [[A:%.*]] = add i32 [[R1]], [[R2]] ; IS__CGSCC____-NEXT: [[A:%.*]] = add i32 [[R1]], [[R2]]
; IS__CGSCC____-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 3 ; IS__CGSCC____-NEXT: [[I1:%.*]] = icmp sle i32 [[A]], 3
; IS__CGSCC____-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2 ; IS__CGSCC____-NEXT: [[I2:%.*]] = icmp sge i32 [[A]], 2
; IS__CGSCC____-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]] ; IS__CGSCC____-NEXT: [[F:%.*]] = and i1 [[I1]], [[I2]]
; IS__CGSCC____-NEXT: ret i1 [[F]] ; IS__CGSCC____-NEXT: ret i1 [[F]]
; ;
%r1 = call i32 @ret1or2(i1 %c1) %r1 = call i32 @ret1or2(i1 %c1)
%r2 = call i32 @ret1or2(i1 %c2) %r2 = call i32 @ret1or2(i1 %c2)
%a = add i32 %r1, %r2 %a = add i32 %r1, %r2
%i1 = icmp sle i32 %a, 3 %i1 = icmp sle i32 %a, 3
%i2 = icmp sge i32 %a, 2 %i2 = icmp sge i32 %a, 2
%f = and i1 %i1, %i2 %f = and i1 %i1, %i2
ret i1 %f ret i1 %f
} }
define i32 @ret100() { define i32 @ret100() {
; CHECK-LABEL: define {{[^@]+}}@ret100() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 100 ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret100()
; IS__TUNIT____-NEXT: ret i32 100
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret100()
; IS__CGSCC____-NEXT: ret i32 100
; ;
ret i32 100 ret i32 100
} }
define i1 @ctx_adjustment(i32 %V) { define i1 @ctx_adjustment(i32 %V) {
; ;
; IS________OPM-LABEL: define {{[^@]+}}@ctx_adjustment ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________OPM-SAME: (i32 [[V:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@ctx_adjustment
; IS________OPM-NEXT: [[C1:%.*]] = icmp sge i32 [[V]], 100 ; IS__TUNIT_OPM-SAME: (i32 [[V:%.*]])
; IS________OPM-NEXT: br i1 [[C1]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]] ; IS__TUNIT_OPM-NEXT: [[C1:%.*]] = icmp sge i32 [[V]], 100
; IS________OPM: if.true: ; IS__TUNIT_OPM-NEXT: br i1 [[C1]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; IS________OPM-NEXT: br label [[END:%.*]] ; IS__TUNIT_OPM: if.true:
; IS________OPM: if.false: ; IS__TUNIT_OPM-NEXT: br label [[END:%.*]]
; IS________OPM-NEXT: br label [[END]] ; IS__TUNIT_OPM: if.false:
; IS________OPM: end: ; IS__TUNIT_OPM-NEXT: br label [[END]]
; IS________OPM-NEXT: [[PHI:%.*]] = phi i32 [ [[V]], [[IF_TRUE]] ], [ 100, [[IF_FALSE]] ] ; IS__TUNIT_OPM: end:
; IS________OPM-NEXT: [[C2:%.*]] = icmp sge i32 [[PHI]], 100 ; IS__TUNIT_OPM-NEXT: [[PHI:%.*]] = phi i32 [ [[V]], [[IF_TRUE]] ], [ 100, [[IF_FALSE]] ]
; IS________OPM-NEXT: ret i1 [[C2]] ; IS__TUNIT_OPM-NEXT: [[C2:%.*]] = icmp sge i32 [[PHI]], 100
; ; IS__TUNIT_OPM-NEXT: ret i1 [[C2]]
; IS________NPM-LABEL: define {{[^@]+}}@ctx_adjustment ;
; IS________NPM-SAME: (i32 [[V:%.*]]) ; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS________NPM-NEXT: [[C1:%.*]] = icmp sge i32 [[V]], 100 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@ctx_adjustment
; IS________NPM-NEXT: br i1 [[C1]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]] ; IS__TUNIT_NPM-SAME: (i32 [[V:%.*]])
; IS________NPM: if.true: ; IS__TUNIT_NPM-NEXT: [[C1:%.*]] = icmp sge i32 [[V]], 100
; IS________NPM-NEXT: br label [[END:%.*]] ; IS__TUNIT_NPM-NEXT: br i1 [[C1]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; IS________NPM: if.false: ; IS__TUNIT_NPM: if.true:
; IS________NPM-NEXT: br label [[END]] ; IS__TUNIT_NPM-NEXT: br label [[END:%.*]]
; IS________NPM: end: ; IS__TUNIT_NPM: if.false:
; IS________NPM-NEXT: ret i1 true ; IS__TUNIT_NPM-NEXT: br label [[END]]
; IS__TUNIT_NPM: end:
; IS__TUNIT_NPM-NEXT: ret i1 true
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@ctx_adjustment
; IS__CGSCC_OPM-SAME: (i32 [[V:%.*]])
; IS__CGSCC_OPM-NEXT: [[C1:%.*]] = icmp sge i32 [[V]], 100
; IS__CGSCC_OPM-NEXT: br i1 [[C1]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; IS__CGSCC_OPM: if.true:
; IS__CGSCC_OPM-NEXT: br label [[END:%.*]]
; IS__CGSCC_OPM: if.false:
; IS__CGSCC_OPM-NEXT: br label [[END]]
; IS__CGSCC_OPM: end:
; IS__CGSCC_OPM-NEXT: [[PHI:%.*]] = phi i32 [ [[V]], [[IF_TRUE]] ], [ 100, [[IF_FALSE]] ]
; IS__CGSCC_OPM-NEXT: [[C2:%.*]] = icmp sge i32 [[PHI]], 100
; IS__CGSCC_OPM-NEXT: ret i1 [[C2]]
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@ctx_adjustment
; IS__CGSCC_NPM-SAME: (i32 [[V:%.*]])
; IS__CGSCC_NPM-NEXT: [[C1:%.*]] = icmp sge i32 [[V]], 100
; IS__CGSCC_NPM-NEXT: br i1 [[C1]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; IS__CGSCC_NPM: if.true:
; IS__CGSCC_NPM-NEXT: br label [[END:%.*]]
; IS__CGSCC_NPM: if.false:
; IS__CGSCC_NPM-NEXT: br label [[END]]
; IS__CGSCC_NPM: end:
; IS__CGSCC_NPM-NEXT: ret i1 true
; ;
%c1 = icmp sge i32 %V, 100 %c1 = icmp sge i32 %V, 100
br i1 %c1, label %if.true, label %if.false br i1 %c1, label %if.true, label %if.false
if.true: if.true:
br label %end br label %end
if.false: if.false:
%call = call i32 @ret100() %call = call i32 @ret100()
br label %end br label %end
end: end:
%phi = phi i32 [ %V, %if.true ], [ %call, %if.false ] %phi = phi i32 [ %V, %if.true ], [ %call, %if.false ]
%c2 = icmp sge i32 %phi, 100 %c2 = icmp sge i32 %phi, 100
ret i1 %c2 ret i1 %c2
} }
define i32 @func(i1 %c) { define i32 @func(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@func ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@func
; CHECK-NEXT: [[RET:%.*]] = select i1 [[C]], i32 0, i32 1 ; IS__TUNIT____-SAME: (i1 [[C:%.*]])
; CHECK-NEXT: ret i32 [[RET]] ; IS__TUNIT____-NEXT: [[RET:%.*]] = select i1 [[C]], i32 0, i32 1
; IS__TUNIT____-NEXT: ret i32 [[RET]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@func
; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: [[RET:%.*]] = select i1 [[C]], i32 0, i32 1
; IS__CGSCC____-NEXT: ret i32 [[RET]]
; ;
%ret = select i1 %c, i32 0, i32 1 %ret = select i1 %c, i32 0, i32 1
ret i32 %ret ret i32 %ret
} }
define i32 @simplify_callsite_argument(i1 %d) { define i32 @simplify_callsite_argument(i1 %d) {
; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@simplify_callsite_argument ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@simplify_callsite_argument
; IS__TUNIT_OPM-SAME: (i1 [[D:%.*]]) ; IS__TUNIT_OPM-SAME: (i1 [[D:%.*]])
; IS__TUNIT_OPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false ; IS__TUNIT_OPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false
; IS__TUNIT_OPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT_OPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT_OPM: t: ; IS__TUNIT_OPM: t:
; IS__TUNIT_OPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 [[C]]) #2, !range !3 ; IS__TUNIT_OPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 [[C]]) #2, !range !3
; IS__TUNIT_OPM-NEXT: ret i32 [[RET1]] ; IS__TUNIT_OPM-NEXT: ret i32 [[RET1]]
; IS__TUNIT_OPM: f: ; IS__TUNIT_OPM: f:
; IS__TUNIT_OPM-NEXT: [[RET2:%.*]] = call i32 @func(i1 false) #2, !range !3 ; IS__TUNIT_OPM-NEXT: [[RET2:%.*]] = call i32 @func(i1 false) #2, !range !3
; IS__TUNIT_OPM-NEXT: ret i32 [[RET2]] ; IS__TUNIT_OPM-NEXT: ret i32 [[RET2]]
; ;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@simplify_callsite_argument ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@simplify_callsite_argument
; IS__TUNIT_NPM-SAME: (i1 [[D:%.*]]) ; IS__TUNIT_NPM-SAME: (i1 [[D:%.*]])
; IS__TUNIT_NPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false ; IS__TUNIT_NPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false
; IS__TUNIT_NPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT_NPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT_NPM: t: ; IS__TUNIT_NPM: t:
; IS__TUNIT_NPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 true) #1, !range !4 ; IS__TUNIT_NPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 true) #1, !range !4
; IS__TUNIT_NPM-NEXT: ret i32 [[RET1]] ; IS__TUNIT_NPM-NEXT: ret i32 [[RET1]]
; IS__TUNIT_NPM: f: ; IS__TUNIT_NPM: f:
; IS__TUNIT_NPM-NEXT: [[RET2:%.*]] = call i32 @func(i1 false) #1, !range !4 ; IS__TUNIT_NPM-NEXT: [[RET2:%.*]] = call i32 @func(i1 false) #1, !range !4
; IS__TUNIT_NPM-NEXT: ret i32 [[RET2]] ; IS__TUNIT_NPM-NEXT: ret i32 [[RET2]]
; ;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@simplify_callsite_argument ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@simplify_callsite_argument
; IS__CGSCC_OPM-SAME: (i1 [[D:%.*]]) ; IS__CGSCC_OPM-SAME: (i1 [[D:%.*]])
; IS__CGSCC_OPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false ; IS__CGSCC_OPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false
; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__CGSCC_OPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC_OPM: t: ; IS__CGSCC_OPM: t:
; IS__CGSCC_OPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 [[C]]) ; IS__CGSCC_OPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 [[C]])
; IS__CGSCC_OPM-NEXT: ret i32 [[RET1]] ; IS__CGSCC_OPM-NEXT: ret i32 [[RET1]]
; IS__CGSCC_OPM: f: ; IS__CGSCC_OPM: f:
; IS__CGSCC_OPM-NEXT: [[RET2:%.*]] = call i32 @func(i1 false) ; IS__CGSCC_OPM-NEXT: [[RET2:%.*]] = call i32 @func(i1 false)
; IS__CGSCC_OPM-NEXT: ret i32 [[RET2]] ; IS__CGSCC_OPM-NEXT: ret i32 [[RET2]]
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@simplify_callsite_argument ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@simplify_callsite_argument
; IS__CGSCC_NPM-SAME: (i1 [[D:%.*]]) ; IS__CGSCC_NPM-SAME: (i1 [[D:%.*]])
; IS__CGSCC_NPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false ; IS__CGSCC_NPM-NEXT: [[C:%.*]] = select i1 [[D]], i1 true, i1 false
; IS__CGSCC_NPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]] ; IS__CGSCC_NPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC_NPM: t: ; IS__CGSCC_NPM: t:
; IS__CGSCC_NPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 true) ; IS__CGSCC_NPM-NEXT: [[RET1:%.*]] = call i32 @func(i1 true)
; IS__CGSCC_NPM-NEXT: ret i32 [[RET1]] ; IS__CGSCC_NPM-NEXT: ret i32 [[RET1]]
; IS__CGSCC_NPM: f: ; IS__CGSCC_NPM: f:
Show All 34 Lines

llvm/test/Transforms/Attributor/read_write_returned_arguments_scc.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=16 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; This is an evolved example to stress test SCC parameter attribute propagation. ; This is an evolved example to stress test SCC parameter attribute propagation.
; The SCC in this test is made up of the following six function, three of which ; The SCC in this test is made up of the following six function, three of which
Show All 19 Lines
; 16 - Number of arguments marked nocapture ; 16 - Number of arguments marked nocapture
; 4 - Number of arguments marked readnone ; 4 - Number of arguments marked readnone
; 6 - Number of arguments marked writeonly ; 6 - Number of arguments marked writeonly
; 6 - Number of arguments marked readonly ; 6 - Number of arguments marked readonly
; 6 - Number of arguments marked returned ; 6 - Number of arguments marked returned
; ;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; CHECK: Function Attrs: argmemonly nofree nosync nounwind
define i32* @external_ret2_nrw(i32* %n0, i32* %r0, i32* %w0) { define i32* @external_ret2_nrw(i32* %n0, i32* %r0, i32* %w0) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@external_ret2_nrw ; IS__TUNIT____-LABEL: define {{[^@]+}}@external_ret2_nrw
; IS__TUNIT____-SAME: (i32* nofree [[N0:%.*]], i32* nofree [[R0:%.*]], i32* nofree returned [[W0:%.*]]) ; IS__TUNIT____-SAME: (i32* nofree [[N0:%.*]], i32* nofree [[R0:%.*]], i32* nofree returned [[W0:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @internal_ret0_nw(i32* nofree [[N0]], i32* nofree [[W0]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @internal_ret0_nw(i32* nofree [[N0]], i32* nofree [[W0]])
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @internal_ret1_rrw(i32* nofree align 4 [[R0]], i32* nofree [[R0]], i32* nofree [[W0]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @internal_ret1_rrw(i32* nofree align 4 [[R0]], i32* nofree [[R0]], i32* nofree [[W0]])
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly [[R0]], i32* nofree writeonly "no-capture-maybe-returned" [[W0]]) ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly [[R0]], i32* nofree writeonly "no-capture-maybe-returned" [[W0]])
; IS__TUNIT____-NEXT: [[CALL3:%.*]] = call i32* @internal_ret1_rw(i32* nofree align 4 [[R0]], i32* nofree [[W0]]) ; IS__TUNIT____-NEXT: [[CALL3:%.*]] = call i32* @internal_ret1_rw(i32* nofree align 4 [[R0]], i32* nofree [[W0]])
; IS__TUNIT____-NEXT: ret i32* [[CALL3]] ; IS__TUNIT____-NEXT: ret i32* [[CALL3]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@external_ret2_nrw ; IS__CGSCC____-LABEL: define {{[^@]+}}@external_ret2_nrw
; IS__CGSCC____-SAME: (i32* nofree [[N0:%.*]], i32* nofree align 4 [[R0:%.*]], i32* nofree returned [[W0:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree [[N0:%.*]], i32* nofree align 4 [[R0:%.*]], i32* nofree returned [[W0:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32* @internal_ret0_nw(i32* nofree [[N0]], i32* nofree [[W0]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32* @internal_ret0_nw(i32* nofree [[N0]], i32* nofree [[W0]])
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32* @internal_ret1_rrw(i32* nofree align 4 [[R0]], i32* nofree align 4 [[R0]], i32* nofree [[W0]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32* @internal_ret1_rrw(i32* nofree align 4 [[R0]], i32* nofree align 4 [[R0]], i32* nofree [[W0]])
; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly align 4 [[R0]], i32* nofree writeonly [[W0]]) ; IS__CGSCC____-NEXT: [[CALL2:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly align 4 [[R0]], i32* nofree writeonly [[W0]])
; IS__CGSCC____-NEXT: [[CALL3:%.*]] = call i32* @internal_ret1_rw(i32* nofree align 4 [[R0]], i32* nofree [[W0]]) ; IS__CGSCC____-NEXT: [[CALL3:%.*]] = call i32* @internal_ret1_rw(i32* nofree align 4 [[R0]], i32* nofree [[W0]])
; IS__CGSCC____-NEXT: ret i32* [[CALL3]] ; IS__CGSCC____-NEXT: ret i32* [[CALL3]]
; ;
entry: entry:
%call = call i32* @internal_ret0_nw(i32* %n0, i32* %w0) %call = call i32* @internal_ret0_nw(i32* %n0, i32* %w0)
%call1 = call i32* @internal_ret1_rrw(i32* %r0, i32* %r0, i32* %w0) %call1 = call i32* @internal_ret1_rrw(i32* %r0, i32* %r0, i32* %w0)
%call2 = call i32* @external_sink_ret2_nrw(i32* %n0, i32* %r0, i32* %w0) %call2 = call i32* @external_sink_ret2_nrw(i32* %n0, i32* %r0, i32* %w0)
%call3 = call i32* @internal_ret1_rw(i32* %r0, i32* %w0) %call3 = call i32* @internal_ret1_rw(i32* %r0, i32* %w0)
ret i32* %call3 ret i32* %call3
} }
; CHECK: Function Attrs: argmemonly nofree nosync nounwind
define internal i32* @internal_ret0_nw(i32* %n0, i32* %w0) { define internal i32* @internal_ret0_nw(i32* %n0, i32* %w0) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_ret0_nw ; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_ret0_nw
; IS__TUNIT____-SAME: (i32* nofree returned [[N0:%.*]], i32* nofree [[W0:%.*]]) ; IS__TUNIT____-SAME: (i32* nofree returned [[N0:%.*]], i32* nofree [[W0:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[R0:%.*]] = alloca i32, align 4 ; IS__TUNIT____-NEXT: [[R0:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: [[R1:%.*]] = alloca i32, align 4 ; IS__TUNIT____-NEXT: [[R1:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[N0]], null ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[N0]], null
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__TUNIT____: if.then: ; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: br label [[RETURN:%.*]] ; IS__TUNIT____-NEXT: br label [[RETURN:%.*]]
; IS__TUNIT____: if.end: ; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: store i32 3, i32* [[R0]], align 4 ; IS__TUNIT____-NEXT: store i32 3, i32* [[R0]], align 4
; IS__TUNIT____-NEXT: store i32 5, i32* [[R1]], align 4 ; IS__TUNIT____-NEXT: store i32 5, i32* [[R1]], align 4
; IS__TUNIT____-NEXT: store i32 1, i32* [[W0]], align 4 ; IS__TUNIT____-NEXT: store i32 1, i32* [[W0]], align 4
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @internal_ret1_rrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @internal_ret1_rrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: [[CALL3:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R0]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]]) ; IS__TUNIT____-NEXT: [[CALL3:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R0]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]])
; IS__TUNIT____-NEXT: [[CALL4:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R1]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]]) ; IS__TUNIT____-NEXT: [[CALL4:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R1]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]])
; IS__TUNIT____-NEXT: [[CALL5:%.*]] = call i32* @internal_ret0_nw(i32* nofree [[N0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL5:%.*]] = call i32* @internal_ret0_nw(i32* nofree [[N0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: br label [[RETURN]]
; IS__TUNIT____: return: ; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32* [ [[CALL5]], [[IF_END]] ], [ [[N0]], [[IF_THEN]] ] ; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32* [ [[CALL5]], [[IF_END]] ], [ [[N0]], [[IF_THEN]] ]
; IS__TUNIT____-NEXT: ret i32* [[RETVAL_0]] ; IS__TUNIT____-NEXT: ret i32* [[RETVAL_0]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_ret0_nw ; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_ret0_nw
; IS__CGSCC____-SAME: (i32* nofree returned [[N0:%.*]], i32* nofree [[W0:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree returned [[N0:%.*]], i32* nofree [[W0:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[R0:%.*]] = alloca i32, align 4 ; IS__CGSCC____-NEXT: [[R0:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: [[R1:%.*]] = alloca i32, align 4 ; IS__CGSCC____-NEXT: [[R1:%.*]] = alloca i32, align 4
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[N0]], null ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[N0]], null
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
Show All 34 Linesif.end: ; preds = %entry
%call5 = call i32* @internal_ret0_nw(i32* %n0, i32* %w0) %call5 = call i32* @internal_ret0_nw(i32* %n0, i32* %w0)
br label %return br label %return
return: ; preds = %if.end, %if.then return: ; preds = %if.end, %if.then
%retval.0 = phi i32* [ %call5, %if.end ], [ %n0, %if.then ] %retval.0 = phi i32* [ %call5, %if.end ], [ %n0, %if.then ]
ret i32* %retval.0 ret i32* %retval.0
} }
; CHECK: Function Attrs: argmemonly nofree nosync nounwind
define internal i32* @internal_ret1_rrw(i32* %r0, i32* %r1, i32* %w0) { define internal i32* @internal_ret1_rrw(i32* %r0, i32* %r1, i32* %w0) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_ret1_rrw ; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_ret1_rrw
; IS__TUNIT____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[R1:%.*]], i32* nofree [[W0:%.*]]) ; IS__TUNIT____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[R1:%.*]], i32* nofree [[W0:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0 ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__TUNIT____: if.then: ; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: br label [[RETURN:%.*]] ; IS__TUNIT____-NEXT: br label [[RETURN:%.*]]
Show All 11 Lines
; IS__TUNIT____-NEXT: [[CALL6:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R1]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]]) ; IS__TUNIT____-NEXT: [[CALL6:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R1]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]])
; IS__TUNIT____-NEXT: [[CALL7:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R0]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]]) ; IS__TUNIT____-NEXT: [[CALL7:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R0]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]])
; IS__TUNIT____-NEXT: [[CALL8:%.*]] = call i32* @internal_ret0_nw(i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL8:%.*]] = call i32* @internal_ret0_nw(i32* nofree nonnull align 4 dereferenceable(4) [[R1]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: br label [[RETURN]]
; IS__TUNIT____: return: ; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32* [ [[CALL8]], [[IF_END]] ], [ [[R1]], [[IF_THEN]] ] ; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32* [ [[CALL8]], [[IF_END]] ], [ [[R1]], [[IF_THEN]] ]
; IS__TUNIT____-NEXT: ret i32* undef ; IS__TUNIT____-NEXT: ret i32* undef
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_ret1_rrw ; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_ret1_rrw
; IS__CGSCC____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[R1:%.*]], i32* nofree [[W0:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[R1:%.*]], i32* nofree [[W0:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0 ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: br label [[RETURN:%.*]] ; IS__CGSCC____-NEXT: br label [[RETURN:%.*]]
Show All 40 Linesif.end: ; preds = %entry
%call8 = call i32* @internal_ret0_nw(i32* %r1, i32* %w0) %call8 = call i32* @internal_ret0_nw(i32* %r1, i32* %w0)
br label %return br label %return
return: ; preds = %if.end, %if.then return: ; preds = %if.end, %if.then
%retval.0 = phi i32* [ %call8, %if.end ], [ %r1, %if.then ] %retval.0 = phi i32* [ %call8, %if.end ], [ %r1, %if.then ]
ret i32* %retval.0 ret i32* %retval.0
} }
define i32* @external_sink_ret2_nrw(i32* %n0, i32* %r0, i32* %w0) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@external_sink_ret2_nrw
; IS__TUNIT____-SAME: (i32* nofree [[N0:%.*]], i32* nocapture nofree readonly [[R0:%.*]], i32* nofree returned writeonly "no-capture-maybe-returned" [[W0:%.*]])
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[N0]], null
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: br label [[RETURN:%.*]]
; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4
; IS__TUNIT____-NEXT: store i32 [[TMP0]], i32* [[W0]], align 4
; IS__TUNIT____-NEXT: br label [[RETURN]]
; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: ret i32* [[W0]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn ; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
define i32* @external_sink_ret2_nrw(i32* %n0, i32* %r0, i32* %w0) { ; IS__CGSCC____-LABEL: define {{[^@]+}}@external_sink_ret2_nrw
; CHECK-LABEL: define {{[^@]+}}@external_sink_ret2_nrw ; IS__CGSCC____-SAME: (i32* nofree [[N0:%.*]], i32* nocapture nofree readonly [[R0:%.*]], i32* nofree returned writeonly "no-capture-maybe-returned" [[W0:%.*]])
; CHECK-SAME: (i32* nofree [[N0:%.*]], i32* nocapture nofree readonly [[R0:%.*]], i32* nofree returned writeonly "no-capture-maybe-returned" [[W0:%.*]]) ; IS__CGSCC____-NEXT: entry:
; CHECK-NEXT: entry: ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[N0]], null
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32* [[N0]], null ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__CGSCC____: if.then:
; CHECK: if.then: ; IS__CGSCC____-NEXT: br label [[RETURN:%.*]]
; CHECK-NEXT: br label [[RETURN:%.*]] ; IS__CGSCC____: if.end:
; CHECK: if.end: ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4
; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4 ; IS__CGSCC____-NEXT: store i32 [[TMP0]], i32* [[W0]], align 4
; CHECK-NEXT: store i32 [[TMP0]], i32* [[W0]], align 4 ; IS__CGSCC____-NEXT: br label [[RETURN]]
; CHECK-NEXT: br label [[RETURN]] ; IS__CGSCC____: return:
; CHECK: return: ; IS__CGSCC____-NEXT: ret i32* [[W0]]
; CHECK-NEXT: ret i32* [[W0]]
; ;
entry: entry:
%tobool = icmp ne i32* %n0, null %tobool = icmp ne i32* %n0, null
br i1 %tobool, label %if.end, label %if.then br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry if.then: ; preds = %entry
br label %return br label %return
if.end: ; preds = %entry if.end: ; preds = %entry
%0 = load i32, i32* %r0, align 4 %0 = load i32, i32* %r0, align 4
store i32 %0, i32* %w0, align 4 store i32 %0, i32* %w0, align 4
br label %return br label %return
return: ; preds = %if.end, %if.then return: ; preds = %if.end, %if.then
ret i32* %w0 ret i32* %w0
} }
; CHECK: Function Attrs: argmemonly nofree nosync nounwind
define internal i32* @internal_ret1_rw(i32* %r0, i32* %w0) { define internal i32* @internal_ret1_rw(i32* %r0, i32* %w0) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_ret1_rw ; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_ret1_rw
; IS__TUNIT____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[W0:%.*]]) ; IS__TUNIT____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[W0:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4 ; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0 ; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__TUNIT____: if.then: ; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: br label [[RETURN:%.*]] ; IS__TUNIT____-NEXT: br label [[RETURN:%.*]]
; IS__TUNIT____: if.end: ; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @internal_ret1_rrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree [[W0]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @internal_ret1_rrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree [[W0]])
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* [[R0]], align 4 ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* [[R0]], align 4
; IS__TUNIT____-NEXT: store i32 [[TMP1]], i32* [[W0]], align 4 ; IS__TUNIT____-NEXT: store i32 [[TMP1]], i32* [[W0]], align 4
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @internal_ret0_nw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @internal_ret0_nw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32* @internal_ret0_nw(i32* nofree nonnull align 4 dereferenceable(4) [[W0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL2:%.*]] = call i32* @internal_ret0_nw(i32* nofree nonnull align 4 dereferenceable(4) [[W0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: [[CALL3:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R0]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]]) ; IS__TUNIT____-NEXT: [[CALL3:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nocapture nofree nonnull readonly align 4 dereferenceable(4) [[R0]], i32* nofree nonnull writeonly align 4 dereferenceable(4) "no-capture-maybe-returned" [[W0]])
; IS__TUNIT____-NEXT: [[CALL4:%.*]] = call i32* @external_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]]) ; IS__TUNIT____-NEXT: [[CALL4:%.*]] = call i32* @external_ret2_nrw(i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[R0]], i32* nofree nonnull align 4 dereferenceable(4) [[W0]])
; IS__TUNIT____-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: br label [[RETURN]]
; IS__TUNIT____: return: ; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32* [ [[CALL4]], [[IF_END]] ], [ [[W0]], [[IF_THEN]] ] ; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32* [ [[CALL4]], [[IF_END]] ], [ [[W0]], [[IF_THEN]] ]
; IS__TUNIT____-NEXT: ret i32* [[RETVAL_0]] ; IS__TUNIT____-NEXT: ret i32* [[RETVAL_0]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_ret1_rw ; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_ret1_rw
; IS__CGSCC____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[W0:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree nonnull align 4 dereferenceable(4) [[R0:%.*]], i32* nofree returned [[W0:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4 ; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* [[R0]], align 4
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0 ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: br label [[RETURN:%.*]] ; IS__CGSCC____-NEXT: br label [[RETURN:%.*]]
Show All 28 Linesif.end: ; preds = %entry
%call4 = call i32* @external_ret2_nrw(i32* %r0, i32* %r0, i32* %w0) %call4 = call i32* @external_ret2_nrw(i32* %r0, i32* %r0, i32* %w0)
br label %return br label %return
return: ; preds = %if.end, %if.then return: ; preds = %if.end, %if.then
%retval.0 = phi i32* [ %call4, %if.end ], [ %w0, %if.then ] %retval.0 = phi i32* [ %call4, %if.end ], [ %w0, %if.then ]
ret i32* %retval.0 ret i32* %retval.0
} }
; CHECK: Function Attrs: argmemonly nofree nosync nounwind
define i32* @external_source_ret2_nrw(i32* %n0, i32* %r0, i32* %w0) { define i32* @external_source_ret2_nrw(i32* %n0, i32* %r0, i32* %w0) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@external_source_ret2_nrw ; IS__TUNIT____-LABEL: define {{[^@]+}}@external_source_ret2_nrw
; IS__TUNIT____-SAME: (i32* nofree [[N0:%.*]], i32* nofree [[R0:%.*]], i32* nofree returned [[W0:%.*]]) ; IS__TUNIT____-SAME: (i32* nofree [[N0:%.*]], i32* nofree [[R0:%.*]], i32* nofree returned [[W0:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly [[R0]], i32* nofree writeonly "no-capture-maybe-returned" [[W0]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly [[R0]], i32* nofree writeonly "no-capture-maybe-returned" [[W0]])
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree [[R0]], i32* nofree [[W0]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree [[R0]], i32* nofree [[W0]])
; IS__TUNIT____-NEXT: ret i32* [[CALL1]] ; IS__TUNIT____-NEXT: ret i32* [[CALL1]]
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@external_source_ret2_nrw ; IS__CGSCC____-LABEL: define {{[^@]+}}@external_source_ret2_nrw
; IS__CGSCC____-SAME: (i32* nofree [[N0:%.*]], i32* nofree align 4 [[R0:%.*]], i32* nofree returned [[W0:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree [[N0:%.*]], i32* nofree align 4 [[R0:%.*]], i32* nofree returned [[W0:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly align 4 [[R0]], i32* nofree writeonly [[W0]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32* @external_sink_ret2_nrw(i32* nofree [[N0]], i32* nocapture nofree readonly align 4 [[R0]], i32* nofree writeonly [[W0]])
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree align 4 [[R0]], i32* nofree [[W0]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32* @external_ret2_nrw(i32* nofree [[N0]], i32* nofree align 4 [[R0]], i32* nofree [[W0]])
; IS__CGSCC____-NEXT: ret i32* [[CALL1]] ; IS__CGSCC____-NEXT: ret i32* [[CALL1]]
; ;
entry: entry:
Show All 22 Lines

llvm/test/Transforms/Attributor/readattrs.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
@x = global i32 0 @x = global i32 0
Show All 9 Lines
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void (i8*, i8*, ...) @test1_1(i8* %x1_2, i8* %y1_2, i8* %z1_2) call void (i8*, i8*, ...) @test1_1(i8* %x1_2, i8* %y1_2, i8* %z1_2)
store i32 0, i32* @x store i32 0, i32* @x
ret void ret void
} }
define i8* @test2(i8* %p) { define i8* @test2(i8* %p) {
; CHECK-LABEL: define {{[^@]+}}@test2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2
; CHECK-NEXT: store i32 0, i32* @x, align 4 ; IS__TUNIT____-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: ret i8* [[P]] ; IS__TUNIT____-NEXT: store i32 0, i32* @x, align 4
; IS__TUNIT____-NEXT: ret i8* [[P]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
; IS__CGSCC____-SAME: (i8* nofree readnone returned "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: store i32 0, i32* @x, align 4
; IS__CGSCC____-NEXT: ret i8* [[P]]
; ;
store i32 0, i32* @x store i32 0, i32* @x
ret i8* %p ret i8* %p
} }
define i1 @test3(i8* %p, i8* %q) { define i1 @test3(i8* %p, i8* %q) {
; CHECK-LABEL: define {{[^@]+}}@test3 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* nofree readnone [[P:%.*]], i8* nofree readnone [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test3
; CHECK-NEXT: [[A:%.*]] = icmp ult i8* [[P]], [[Q]] ; IS__TUNIT____-SAME: (i8* nofree readnone [[P:%.*]], i8* nofree readnone [[Q:%.*]])
; CHECK-NEXT: ret i1 [[A]] ; IS__TUNIT____-NEXT: [[A:%.*]] = icmp ult i8* [[P]], [[Q]]
; IS__TUNIT____-NEXT: ret i1 [[A]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test3
; IS__CGSCC____-SAME: (i8* nofree readnone [[P:%.*]], i8* nofree readnone [[Q:%.*]])
; IS__CGSCC____-NEXT: [[A:%.*]] = icmp ult i8* [[P]], [[Q]]
; IS__CGSCC____-NEXT: ret i1 [[A]]
; ;
%A = icmp ult i8* %p, %q %A = icmp ult i8* %p, %q
ret i1 %A ret i1 %A
} }
declare void @test4_1(i8* nocapture) readonly declare void @test4_1(i8* nocapture) readonly
define void @test4_2(i8* %p) { define void @test4_2(i8* %p) {
; CHECK: Function Attrs: readonly
; CHECK-LABEL: define {{[^@]+}}@test4_2 ; CHECK-LABEL: define {{[^@]+}}@test4_2
; CHECK-SAME: (i8* nocapture readonly [[P:%.*]]) ; CHECK-SAME: (i8* nocapture readonly [[P:%.*]])
; CHECK-NEXT: call void @test4_1(i8* nocapture readonly [[P]]) ; CHECK-NEXT: call void @test4_1(i8* nocapture readonly [[P]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @test4_1(i8* %p) call void @test4_1(i8* %p)
ret void ret void
} }
; Missed optz'n: we could make %q readnone, but don't break test6! ; Missed optz'n: we could make %q readnone, but don't break test6!
define void @test5(i8** %p, i8* %q) { define void @test5(i8** %p, i8* %q) {
; CHECK-LABEL: define {{[^@]+}}@test5 ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (i8** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[P:%.*]], i8* nofree writeonly [[Q:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test5
; CHECK-NEXT: store i8* [[Q]], i8** [[P]], align 8 ; IS__TUNIT____-SAME: (i8** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[P:%.*]], i8* nofree writeonly [[Q:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8* [[Q]], i8** [[P]], align 8
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test5
; IS__CGSCC____-SAME: (i8** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[P:%.*]], i8* nofree writeonly [[Q:%.*]])
; IS__CGSCC____-NEXT: store i8* [[Q]], i8** [[P]], align 8
; IS__CGSCC____-NEXT: ret void
; ;
store i8* %q, i8** %p store i8* %q, i8** %p
ret void ret void
} }
declare void @test6_1() declare void @test6_1()
; This is not a missed optz'n. ; This is not a missed optz'n.
define void @test6_2(i8** %p, i8* %q) { define void @test6_2(i8** %p, i8* %q) {
; CHECK-LABEL: define {{[^@]+}}@test6_2 ; CHECK-LABEL: define {{[^@]+}}@test6_2
; CHECK-SAME: (i8** nocapture nonnull writeonly align 8 dereferenceable(8) [[P:%.*]], i8* [[Q:%.*]]) ; CHECK-SAME: (i8** nocapture nonnull writeonly align 8 dereferenceable(8) [[P:%.*]], i8* [[Q:%.*]])
; CHECK-NEXT: store i8* [[Q]], i8** [[P]], align 8 ; CHECK-NEXT: store i8* [[Q]], i8** [[P]], align 8
; CHECK-NEXT: call void @test6_1() ; CHECK-NEXT: call void @test6_1()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
store i8* %q, i8** %p store i8* %q, i8** %p
call void @test6_1() call void @test6_1()
ret void ret void
} }
; inalloca parameters are always considered written ; inalloca parameters are always considered written
define void @test7_1(i32* inalloca %a) { define void @test7_1(i32* inalloca %a) {
; CHECK-LABEL: define {{[^@]+}}@test7_1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* inalloca nocapture nofree writeonly [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test7_1
; CHECK-NEXT: ret void ; IS__TUNIT____-SAME: (i32* inalloca nocapture nofree writeonly [[A:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test7_1
; IS__CGSCC____-SAME: (i32* inalloca nocapture nofree writeonly [[A:%.*]])
; IS__CGSCC____-NEXT: ret void
; ;
ret void ret void
} }
define i32* @test8_1(i32* %p) { define i32* @test8_1(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@test8_1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test8_1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[P:%.*]])
; CHECK-NEXT: ret i32* [[P]] ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32* [[P]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test8_1
; IS__CGSCC____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[P:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32* [[P]]
; ;
entry: entry:
ret i32* %p ret i32* %p
} }
define void @test8_2(i32* %p) { define void @test8_2(i32* %p) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@test8_2 ; IS__TUNIT____-LABEL: define {{[^@]+}}@test8_2
; IS__TUNIT____-SAME: (i32* nocapture nofree writeonly [[P:%.*]]) ; IS__TUNIT____-SAME: (i32* nocapture nofree writeonly [[P:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @test8_1(i32* noalias nofree readnone "no-capture-maybe-returned" [[P]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @test8_1(i32* noalias nofree readnone "no-capture-maybe-returned" [[P]])
; IS__TUNIT____-NEXT: store i32 10, i32* [[CALL]], align 4 ; IS__TUNIT____-NEXT: store i32 10, i32* [[CALL]], align 4
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test8_2 ; IS__CGSCC____-LABEL: define {{[^@]+}}@test8_2
; IS__CGSCC____-SAME: (i32* nofree writeonly [[P:%.*]]) ; IS__CGSCC____-SAME: (i32* nofree writeonly [[P:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call align 4 i32* @test8_1(i32* noalias nofree readnone [[P]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call align 4 i32* @test8_1(i32* noalias nofree readnone [[P]])
; IS__CGSCC____-NEXT: store i32 10, i32* [[CALL]], align 4 ; IS__CGSCC____-NEXT: store i32 10, i32* [[CALL]], align 4
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
entry: entry:
%call = call i32* @test8_1(i32* %p) %call = call i32* @test8_1(i32* %p)
store i32 10, i32* %call, align 4 store i32 10, i32* %call, align 4
ret void ret void
} }
; CHECK: declare void @llvm.masked.scatter ; CHECK: declare void @llvm.masked.scatter
declare void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32>%val, <4 x i32*>, i32, <4 x i1>) declare void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32>%val, <4 x i32*>, i32, <4 x i1>)
; CHECK-NOT: readnone ; CHECK-NOT: readnone
; CHECK-NOT: readonly ; CHECK-NOT: readonly
define void @test9(<4 x i32*> %ptrs, <4 x i32>%val) { define void @test9(<4 x i32*> %ptrs, <4 x i32>%val) {
; CHECK: Function Attrs: nounwind willreturn
; CHECK-LABEL: define {{[^@]+}}@test9 ; CHECK-LABEL: define {{[^@]+}}@test9
; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]], <4 x i32> [[VAL:%.*]]) ; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]], <4 x i32> [[VAL:%.*]])
; CHECK-NEXT: call void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32> [[VAL]], <4 x i32*> [[PTRS]], i32 4, <4 x i1> <i1 true, i1 false, i1 true, i1 false>) ; CHECK-NEXT: call void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32> [[VAL]], <4 x i32*> [[PTRS]], i32 4, <4 x i1> <i1 true, i1 false, i1 true, i1 false>)
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32>%val, <4 x i32*> %ptrs, i32 4, <4 x i1><i1 true, i1 false, i1 true, i1 false>) call void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32>%val, <4 x i32*> %ptrs, i32 4, <4 x i1><i1 true, i1 false, i1 true, i1 false>)
ret void ret void
} }
; CHECK: declare <4 x i32> @llvm.masked.gather ; CHECK: declare <4 x i32> @llvm.masked.gather
declare <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*>, i32, <4 x i1>, <4 x i32>) declare <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*>, i32, <4 x i1>, <4 x i32>)
; CHECK: readonly
define <4 x i32> @test10(<4 x i32*> %ptrs) { define <4 x i32> @test10(<4 x i32*> %ptrs) {
; CHECK: Function Attrs: nounwind readonly willreturn
; CHECK-LABEL: define {{[^@]+}}@test10 ; CHECK-LABEL: define {{[^@]+}}@test10
; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]]) ; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]])
; CHECK-NEXT: [[RES:%.*]] = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> [[PTRS]], i32 4, <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x i32> undef) ; CHECK-NEXT: [[RES:%.*]] = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> [[PTRS]], i32 4, <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x i32> undef)
; CHECK-NEXT: ret <4 x i32> [[RES]] ; CHECK-NEXT: ret <4 x i32> [[RES]]
; ;
%res = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> %ptrs, i32 4, <4 x i1><i1 true, i1 false, i1 true, i1 false>, <4 x i32>undef) %res = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> %ptrs, i32 4, <4 x i1><i1 true, i1 false, i1 true, i1 false>, <4 x i32>undef)
ret <4 x i32> %res ret <4 x i32> %res
} }
; CHECK: declare <4 x i32> @test11_1 ; CHECK: declare <4 x i32> @test11_1
declare <4 x i32> @test11_1(<4 x i32*>) argmemonly nounwind readonly declare <4 x i32> @test11_1(<4 x i32*>) argmemonly nounwind readonly
; CHECK: readonly
; CHECK-NOT: readnone
define <4 x i32> @test11_2(<4 x i32*> %ptrs) { define <4 x i32> @test11_2(<4 x i32*> %ptrs) {
; CHECK: Function Attrs: argmemonly nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@test11_2 ; CHECK-LABEL: define {{[^@]+}}@test11_2
; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]]) ; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]])
; CHECK-NEXT: [[RES:%.*]] = call <4 x i32> @test11_1(<4 x i32*> [[PTRS]]) ; CHECK-NEXT: [[RES:%.*]] = call <4 x i32> @test11_1(<4 x i32*> [[PTRS]])
; CHECK-NEXT: ret <4 x i32> [[RES]] ; CHECK-NEXT: ret <4 x i32> [[RES]]
; ;
%res = call <4 x i32> @test11_1(<4 x i32*> %ptrs) %res = call <4 x i32> @test11_1(<4 x i32*> %ptrs)
ret <4 x i32> %res ret <4 x i32> %res
} }
declare <4 x i32> @test12_1(<4 x i32*>) argmemonly nounwind declare <4 x i32> @test12_1(<4 x i32*>) argmemonly nounwind
; CHECK-NOT: readnone ; CHECK-NOT: readnone
define <4 x i32> @test12_2(<4 x i32*> %ptrs) { define <4 x i32> @test12_2(<4 x i32*> %ptrs) {
; CHECK: Function Attrs: argmemonly nounwind
; CHECK-LABEL: define {{[^@]+}}@test12_2 ; CHECK-LABEL: define {{[^@]+}}@test12_2
; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]]) ; CHECK-SAME: (<4 x i32*> [[PTRS:%.*]])
; CHECK-NEXT: [[RES:%.*]] = call <4 x i32> @test12_1(<4 x i32*> [[PTRS]]) ; CHECK-NEXT: [[RES:%.*]] = call <4 x i32> @test12_1(<4 x i32*> [[PTRS]])
; CHECK-NEXT: ret <4 x i32> [[RES]] ; CHECK-NEXT: ret <4 x i32> [[RES]]
; ;
%res = call <4 x i32> @test12_1(<4 x i32*> %ptrs) %res = call <4 x i32> @test12_1(<4 x i32*> %ptrs)
ret <4 x i32> %res ret <4 x i32> %res
} }
define i32 @volatile_load(i32* %p) { define i32 @volatile_load(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@volatile_load ; IS__TUNIT____: Function Attrs: argmemonly nofree nounwind willreturn
; CHECK-SAME: (i32* nofree align 4 [[P:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@volatile_load
; CHECK-NEXT: [[LOAD:%.*]] = load volatile i32, i32* [[P]], align 4 ; IS__TUNIT____-SAME: (i32* nofree align 4 [[P:%.*]])
; CHECK-NEXT: ret i32 [[LOAD]] ; IS__TUNIT____-NEXT: [[LOAD:%.*]] = load volatile i32, i32* [[P]], align 4
; IS__TUNIT____-NEXT: ret i32 [[LOAD]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@volatile_load
; IS__CGSCC____-SAME: (i32* nofree align 4 [[P:%.*]])
; IS__CGSCC____-NEXT: [[LOAD:%.*]] = load volatile i32, i32* [[P]], align 4
; IS__CGSCC____-NEXT: ret i32 [[LOAD]]
; ;
%load = load volatile i32, i32* %p %load = load volatile i32, i32* %p
ret i32 %load ret i32 %load
} }
declare void @escape_readnone_ptr(i8** %addr, i8* readnone %ptr) declare void @escape_readnone_ptr(i8** %addr, i8* readnone %ptr)
declare void @escape_readonly_ptr(i8** %addr, i8* readonly %ptr) declare void @escape_readonly_ptr(i8** %addr, i8* readonly %ptr)
Show All 35 Lines
} }
; Byval but not readonly/none tests ; Byval but not readonly/none tests
; ;
;{ ;{
declare void @escape_i8(i8* %ptr) declare void @escape_i8(i8* %ptr)
define void @byval_not_readonly_1(i8* byval %written) readonly { define void @byval_not_readonly_1(i8* byval %written) readonly {
; CHECK: Function Attrs: readonly
; CHECK-LABEL: define {{[^@]+}}@byval_not_readonly_1 ; CHECK-LABEL: define {{[^@]+}}@byval_not_readonly_1
; CHECK-SAME: (i8* noalias nonnull byval dereferenceable(1) [[WRITTEN:%.*]]) ; CHECK-SAME: (i8* noalias nonnull byval dereferenceable(1) [[WRITTEN:%.*]])
; CHECK-NEXT: call void @escape_i8(i8* nonnull dereferenceable(1) [[WRITTEN]]) ; CHECK-NEXT: call void @escape_i8(i8* nonnull dereferenceable(1) [[WRITTEN]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @escape_i8(i8* %written) call void @escape_i8(i8* %written)
ret void ret void
} }
define void @byval_not_readonly_2(i8* byval %written) readonly { define void @byval_not_readonly_2(i8* byval %written) readonly {
; CHECK-LABEL: define {{[^@]+}}@byval_not_readonly_2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@byval_not_readonly_2
; CHECK-NEXT: store i8 0, i8* [[WRITTEN]], align 1 ; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8 0, i8* [[WRITTEN]], align 1
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@byval_not_readonly_2
; IS__CGSCC____-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]])
; IS__CGSCC____-NEXT: store i8 0, i8* [[WRITTEN]], align 1
; IS__CGSCC____-NEXT: ret void
; ;
store i8 0, i8* %written store i8 0, i8* %written
ret void ret void
} }
define void @byval_not_readnone_1(i8* byval %written) readnone { define void @byval_not_readnone_1(i8* byval %written) readnone {
; CHECK: Function Attrs: readnone
; CHECK-LABEL: define {{[^@]+}}@byval_not_readnone_1 ; CHECK-LABEL: define {{[^@]+}}@byval_not_readnone_1
; CHECK-SAME: (i8* noalias nonnull byval dereferenceable(1) [[WRITTEN:%.*]]) ; CHECK-SAME: (i8* noalias nonnull byval dereferenceable(1) [[WRITTEN:%.*]])
; CHECK-NEXT: call void @escape_i8(i8* nonnull dereferenceable(1) [[WRITTEN]]) ; CHECK-NEXT: call void @escape_i8(i8* nonnull dereferenceable(1) [[WRITTEN]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @escape_i8(i8* %written) call void @escape_i8(i8* %written)
ret void ret void
} }
define void @byval_not_readnone_2(i8* byval %written) readnone { define void @byval_not_readnone_2(i8* byval %written) readnone {
; CHECK-LABEL: define {{[^@]+}}@byval_not_readnone_2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@byval_not_readnone_2
; CHECK-NEXT: store i8 0, i8* [[WRITTEN]], align 1 ; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8 0, i8* [[WRITTEN]], align 1
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@byval_not_readnone_2
; IS__CGSCC____-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]])
; IS__CGSCC____-NEXT: store i8 0, i8* [[WRITTEN]], align 1
; IS__CGSCC____-NEXT: ret void
; ;
store i8 0, i8* %written store i8 0, i8* %written
ret void ret void
} }
define void @byval_no_fnarg(i8* byval %written) { define void @byval_no_fnarg(i8* byval %written) {
; CHECK-LABEL: define {{[^@]+}}@byval_no_fnarg ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@byval_no_fnarg
; CHECK-NEXT: store i8 0, i8* [[WRITTEN]], align 1 ; IS__TUNIT____-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i8 0, i8* [[WRITTEN]], align 1
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@byval_no_fnarg
; IS__CGSCC____-SAME: (i8* noalias nocapture nofree nonnull writeonly byval dereferenceable(1) [[WRITTEN:%.*]])
; IS__CGSCC____-NEXT: store i8 0, i8* [[WRITTEN]], align 1
; IS__CGSCC____-NEXT: ret void
; ;
store i8 0, i8* %written store i8 0, i8* %written
ret void ret void
} }
define void @testbyval(i8* %read_only) { define void @testbyval(i8* %read_only) {
; IS__TUNIT____-LABEL: define {{[^@]+}}@testbyval ; IS__TUNIT____-LABEL: define {{[^@]+}}@testbyval
; IS__TUNIT____-SAME: (i8* nocapture readonly [[READ_ONLY:%.*]]) ; IS__TUNIT____-SAME: (i8* nocapture readonly [[READ_ONLY:%.*]])
; IS__TUNIT____-NEXT: call void @byval_not_readonly_1(i8* nocapture readonly [[READ_ONLY]]) ; IS__TUNIT____-NEXT: call void @byval_not_readonly_1(i8* nocapture readonly [[READ_ONLY]])
; IS__TUNIT____-NEXT: call void @byval_not_readnone_1(i8* noalias nocapture readnone [[READ_ONLY]]) ; IS__TUNIT____-NEXT: call void @byval_not_readnone_1(i8* noalias nocapture readnone [[READ_ONLY]])
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: readonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@testbyval ; IS__CGSCC____-LABEL: define {{[^@]+}}@testbyval
; IS__CGSCC____-SAME: (i8* nocapture nonnull readonly dereferenceable(1) [[READ_ONLY:%.*]]) ; IS__CGSCC____-SAME: (i8* nocapture nonnull readonly dereferenceable(1) [[READ_ONLY:%.*]])
; IS__CGSCC____-NEXT: call void @byval_not_readonly_1(i8* noalias nocapture nonnull readonly dereferenceable(1) [[READ_ONLY]]) ; IS__CGSCC____-NEXT: call void @byval_not_readonly_1(i8* noalias nocapture nonnull readonly dereferenceable(1) [[READ_ONLY]])
; IS__CGSCC____-NEXT: call void @byval_not_readnone_1(i8* noalias nocapture nonnull readnone dereferenceable(1) [[READ_ONLY]]) ; IS__CGSCC____-NEXT: call void @byval_not_readnone_1(i8* noalias nocapture nonnull readnone dereferenceable(1) [[READ_ONLY]])
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
call void @byval_not_readonly_1(i8* %read_only) call void @byval_not_readonly_1(i8* %read_only)
call void @byval_not_readonly_2(i8* %read_only) call void @byval_not_readonly_2(i8* %read_only)
call void @byval_not_readnone_1(i8* %read_only) call void @byval_not_readnone_1(i8* %read_only)
call void @byval_not_readnone_2(i8* %read_only) call void @byval_not_readnone_2(i8* %read_only)
call void @byval_no_fnarg(i8* %read_only) call void @byval_no_fnarg(i8* %read_only)
ret void ret void
} }
;} ;}
declare i8* @maybe_returned_ptr(i8* readonly %ptr) readonly nounwind declare i8* @maybe_returned_ptr(i8* readonly %ptr) readonly nounwind
declare i8 @maybe_returned_val(i8* %ptr) readonly nounwind declare i8 @maybe_returned_val(i8* %ptr) readonly nounwind
declare void @val_use(i8 %ptr) readonly nounwind declare void @val_use(i8 %ptr) readonly nounwind
define void @ptr_uses(i8* %ptr) { define void @ptr_uses(i8* %ptr) {
; CHECK: Function Attrs: nounwind readonly
; CHECK-LABEL: define {{[^@]+}}@ptr_uses ; CHECK-LABEL: define {{[^@]+}}@ptr_uses
; CHECK-SAME: (i8* nocapture readonly [[PTR:%.*]]) ; CHECK-SAME: (i8* nocapture readonly [[PTR:%.*]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
%call_ptr = call i8* @maybe_returned_ptr(i8* %ptr) %call_ptr = call i8* @maybe_returned_ptr(i8* %ptr)
%call_val = call i8 @maybe_returned_val(i8* %call_ptr) %call_val = call i8 @maybe_returned_val(i8* %call_ptr)
call void @val_use(i8 %call_val) call void @val_use(i8 %call_val)
ret void ret void
} }

llvm/test/Transforms/Attributor/reduced/register_benchmark_test.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s ; RUN: opt -attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s
; RUN: opt -attributor-cgscc -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s ; RUN: opt -attributor-cgscc -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s
; RUN: opt -passes=attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s ; RUN: opt -passes=attributor -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s
; RUN: opt -passes='attributor-cgscc' -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s ; RUN: opt -passes='attributor-cgscc' -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s
; Somewhat reduced test case on which we crashed before. Make sure we do not. ; Somewhat reduced test case on which we crashed before. Make sure we do not.
source_filename = "/llvm-test-suite/MicroBenchmarks/libs/benchmark-1.3.0/test/register_benchmark_test.cc" source_filename = "/llvm-test-suite/MicroBenchmarks/libs/benchmark-1.3.0/test/register_benchmark_test.cc"
▲ Show 20 Lines • Show All 1,573 Lines • Show Last 20 Lines

llvm/test/Transforms/Attributor/returned.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=14 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=14 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=14 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=14 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
; ;
; Test cases specifically designed for the "returned" argument attribute. ; Test cases specifically designed for the "returned" argument attribute.
; We use FIXME's to indicate problems and missing attributes. ; We use FIXME's to indicate problems and missing attributes.
; ;
Show All 23 Lines
; return scc_r2(b, a, sink_r0(r)); ; return scc_r2(b, a, sink_r0(r));
; if (a < b) // V Diff to scc_r2 ; if (a < b) // V Diff to scc_r2
; return scc_r1(sink_r0(b), scc_r2(scc_r1(a, b, r), scc_r1(a, scc_r2(r, r, r), r), scc_r1(a, b, r)), scc_r1(a, b, r)); ; return scc_r1(sink_r0(b), scc_r2(scc_r1(a, b, r), scc_r1(a, scc_r2(r, r, r), r), scc_r1(a, b, r)), scc_r1(a, b, r));
; return a == b ? r : scc_r2(a, b, r); ; return a == b ? r : scc_r2(a, b, r);
; } ; }
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define i32 @sink_r0(i32 %r) #0 { define i32 @sink_r0(i32 %r) #0 {
; CHECK-LABEL: define {{[^@]+}}@sink_r0 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32 returned [[R:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@sink_r0
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[R:%.*]])
; CHECK-NEXT: ret i32 [[R]] ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret i32 [[R]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@sink_r0
; IS__CGSCC____-SAME: (i32 returned [[R:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 [[R]]
; ;
entry: entry:
ret i32 %r ret i32 %r
} }
define i32 @scc_r1(i32 %a, i32 %r, i32 %b) #0 { define i32 @scc_r1(i32 %a, i32 %r, i32 %b) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@scc_r1 ; CHECK-LABEL: define {{[^@]+}}@scc_r1
; CHECK-SAME: (i32 [[A:%.*]], i32 returned [[R:%.*]], i32 [[B:%.*]]) ; CHECK-SAME: (i32 [[A:%.*]], i32 returned [[R:%.*]], i32 [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]])
; CHECK-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[R]], i32 [[A]], i32 [[CALL]]) ; CHECK-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[R]], i32 [[A]], i32 [[CALL]])
; CHECK-NEXT: ret i32 [[CALL1]] ; CHECK-NEXT: ret i32 [[CALL1]]
; ;
entry: entry:
%call = call i32 @sink_r0(i32 %r) %call = call i32 @sink_r0(i32 %r)
%call1 = call i32 @scc_r2(i32 %r, i32 %a, i32 %call) %call1 = call i32 @scc_r2(i32 %r, i32 %a, i32 %call)
ret i32 %call1 ret i32 %call1
} }
define i32 @scc_r2(i32 %a, i32 %b, i32 %r) #0 { define i32 @scc_r2(i32 %a, i32 %b, i32 %r) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@scc_r2 ; CHECK-LABEL: define {{[^@]+}}@scc_r2
; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 returned [[R:%.*]]) ; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 returned [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], [[B]] ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], [[B]]
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]])
; CHECK-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[B]], i32 [[A]], i32 [[CALL]]) ; CHECK-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[B]], i32 [[A]], i32 [[CALL]])
▲ Show 20 Lines • Show All 65 Lines • ▼ Show 20 Linescond.end: ; preds = %cond.false, %cond.true
br label %return br label %return
return: ; preds = %cond.end, %if.then3, %if.then return: ; preds = %cond.end, %if.then3, %if.then
%retval.0 = phi i32 [ %call1, %if.then ], [ %call11, %if.then3 ], [ %cond, %cond.end ] %retval.0 = phi i32 [ %call1, %if.then ], [ %call11, %if.then3 ], [ %cond, %cond.end ]
ret i32 %retval.0 ret i32 %retval.0
} }
define i32 @scc_rX(i32 %a, i32 %b, i32 %r) #0 { define i32 @scc_rX(i32 %a, i32 %b, i32 %r) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@scc_rX ; IS__TUNIT____-LABEL: define {{[^@]+}}@scc_rX
; IS__TUNIT____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[R:%.*]]) ; IS__TUNIT____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[R:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], [[B]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], [[B]]
; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__TUNIT____: if.then: ; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]])
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[B]], i32 [[A]], i32 [[CALL]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[B]], i32 [[A]], i32 [[CALL]])
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; IS__TUNIT____-NEXT: br label [[COND_END]] ; IS__TUNIT____-NEXT: br label [[COND_END]]
; IS__TUNIT____: cond.end: ; IS__TUNIT____: cond.end:
; IS__TUNIT____-NEXT: [[COND:%.*]] = phi i32 [ [[R]], [[COND_TRUE]] ], [ [[CALL14]], [[COND_FALSE]] ] ; IS__TUNIT____-NEXT: [[COND:%.*]] = phi i32 [ [[R]], [[COND_TRUE]] ], [ [[CALL14]], [[COND_FALSE]] ]
; IS__TUNIT____-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: br label [[RETURN]]
; IS__TUNIT____: return: ; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[CALL1]], [[IF_THEN]] ], [ [[CALL11]], [[IF_THEN3]] ], [ [[COND]], [[COND_END]] ] ; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[CALL1]], [[IF_THEN]] ], [ [[CALL11]], [[IF_THEN3]] ], [ [[COND]], [[COND_END]] ]
; IS__TUNIT____-NEXT: ret i32 [[RETVAL_0]] ; IS__TUNIT____-NEXT: ret i32 [[RETVAL_0]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____-LABEL: define {{[^@]+}}@scc_rX ; IS__CGSCC____-LABEL: define {{[^@]+}}@scc_rX
; IS__CGSCC____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[R:%.*]]) ; IS__CGSCC____-SAME: (i32 [[A:%.*]], i32 [[B:%.*]], i32 [[R:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], [[B]] ; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], [[B]]
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @sink_r0(i32 [[R]])
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[B]], i32 [[A]], i32 [[CALL]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32 @scc_r2(i32 [[B]], i32 [[A]], i32 [[CALL]])
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; __attribute__((noinline)) double* ptr_scc_r2(double* a, double* b, double* r) { ; __attribute__((noinline)) double* ptr_scc_r2(double* a, double* b, double* r) {
; if (a > b) ; if (a > b)
; return ptr_scc_r2(b, a, ptr_sink_r0(r)); ; return ptr_scc_r2(b, a, ptr_sink_r0(r));
; if (a < b) ; if (a < b)
; return ptr_scc_r1(ptr_sink_r0(b), ptr_scc_r2(ptr_scc_r1(a, b, r), ptr_scc_r1(a, ptr_scc_r2(r, r, r), r), ptr_scc_r2(a, b, r)), ptr_scc_r1(a, b, r)); ; return ptr_scc_r1(ptr_sink_r0(b), ptr_scc_r2(ptr_scc_r1(a, b, r), ptr_scc_r1(a, ptr_scc_r2(r, r, r), r), ptr_scc_r2(a, b, r)), ptr_scc_r1(a, b, r));
; return a == b ? r : ptr_scc_r2(a, b, r); ; return a == b ? r : ptr_scc_r2(a, b, r);
; } ; }
define double* @ptr_sink_r0(double* %r) #0 { define double* @ptr_sink_r0(double* %r) #0 {
; CHECK-LABEL: define {{[^@]+}}@ptr_sink_r0 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (double* nofree readnone returned "no-capture-maybe-returned" [[R:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ptr_sink_r0
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (double* nofree readnone returned "no-capture-maybe-returned" [[R:%.*]])
; CHECK-NEXT: ret double* [[R]] ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret double* [[R]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ptr_sink_r0
; IS__CGSCC____-SAME: (double* nofree readnone returned "no-capture-maybe-returned" [[R:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret double* [[R]]
; ;
entry: entry:
ret double* %r ret double* %r
} }
define double* @ptr_scc_r1(double* %a, double* %r, double* %b) #0 { define double* @ptr_scc_r1(double* %a, double* %r, double* %b) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@ptr_scc_r1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@ptr_scc_r1
; IS__TUNIT____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone returned [[R:%.*]], double* nocapture nofree readnone [[B:%.*]]) ; IS__TUNIT____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone returned [[R:%.*]], double* nocapture nofree readnone [[B:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone "no-capture-maybe-returned" [[R]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone "no-capture-maybe-returned" [[R]])
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[R]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[R]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]])
; IS__TUNIT____-NEXT: ret double* [[CALL1]] ; IS__TUNIT____-NEXT: ret double* [[CALL1]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____-LABEL: define {{[^@]+}}@ptr_scc_r1 ; IS__CGSCC____-LABEL: define {{[^@]+}}@ptr_scc_r1
; IS__CGSCC____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone returned [[R:%.*]], double* nocapture nofree readnone [[B:%.*]]) ; IS__CGSCC____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone returned [[R:%.*]], double* nocapture nofree readnone [[B:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone [[R]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone [[R]])
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[R]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[R]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]])
; IS__CGSCC____-NEXT: ret double* [[CALL1]] ; IS__CGSCC____-NEXT: ret double* [[CALL1]]
; ;
entry: entry:
%call = call double* @ptr_sink_r0(double* %r) %call = call double* @ptr_sink_r0(double* %r)
%call1 = call double* @ptr_scc_r2(double* %r, double* %a, double* %call) %call1 = call double* @ptr_scc_r2(double* %r, double* %a, double* %call)
ret double* %call1 ret double* %call1
} }
define double* @ptr_scc_r2(double* %a, double* %b, double* %r) #0 { define double* @ptr_scc_r2(double* %a, double* %b, double* %r) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@ptr_scc_r2 ; IS__TUNIT____-LABEL: define {{[^@]+}}@ptr_scc_r2
; IS__TUNIT____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone [[B:%.*]], double* nofree readnone returned [[R:%.*]]) ; IS__TUNIT____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone [[B:%.*]], double* nofree readnone returned [[R:%.*]])
; IS__TUNIT____-NEXT: entry: ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp ugt double* [[A]], [[B]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp ugt double* [[A]], [[B]]
; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__TUNIT____: if.then: ; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone "no-capture-maybe-returned" [[R]]) ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone "no-capture-maybe-returned" [[R]])
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[B]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]]) ; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[B]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]])
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; IS__TUNIT____-NEXT: br label [[COND_END]] ; IS__TUNIT____-NEXT: br label [[COND_END]]
; IS__TUNIT____: cond.end: ; IS__TUNIT____: cond.end:
; IS__TUNIT____-NEXT: [[COND:%.*]] = phi double* [ [[R]], [[COND_TRUE]] ], [ [[CALL14]], [[COND_FALSE]] ] ; IS__TUNIT____-NEXT: [[COND:%.*]] = phi double* [ [[R]], [[COND_TRUE]] ], [ [[CALL14]], [[COND_FALSE]] ]
; IS__TUNIT____-NEXT: br label [[RETURN]] ; IS__TUNIT____-NEXT: br label [[RETURN]]
; IS__TUNIT____: return: ; IS__TUNIT____: return:
; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi double* [ [[CALL1]], [[IF_THEN]] ], [ [[CALL11]], [[IF_THEN3]] ], [ [[COND]], [[COND_END]] ] ; IS__TUNIT____-NEXT: [[RETVAL_0:%.*]] = phi double* [ [[CALL1]], [[IF_THEN]] ], [ [[CALL11]], [[IF_THEN3]] ], [ [[COND]], [[COND_END]] ]
; IS__TUNIT____-NEXT: ret double* [[RETVAL_0]] ; IS__TUNIT____-NEXT: ret double* [[RETVAL_0]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____-LABEL: define {{[^@]+}}@ptr_scc_r2 ; IS__CGSCC____-LABEL: define {{[^@]+}}@ptr_scc_r2
; IS__CGSCC____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone [[B:%.*]], double* nofree readnone returned [[R:%.*]]) ; IS__CGSCC____-SAME: (double* nofree readnone [[A:%.*]], double* nofree readnone [[B:%.*]], double* nofree readnone returned [[R:%.*]])
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp ugt double* [[A]], [[B]] ; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp ugt double* [[A]], [[B]]
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.then: ; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone [[R]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call double* @ptr_sink_r0(double* noalias nofree readnone [[R]])
; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[B]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]]) ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call double* @ptr_scc_r2(double* noalias nofree readnone [[B]], double* noalias nofree readnone [[A]], double* noalias nofree readnone [[CALL]])
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; TEST a no-return singleton SCC ; TEST a no-return singleton SCC
; ;
; int* rt0(int *a) { ; int* rt0(int *a) {
; return *a ? a : rt0(a); ; return *a ? a : rt0(a);
; } ; }
; ;
define i32* @rt0(i32* %a) #0 { define i32* @rt0(i32* %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@rt0 ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@rt0
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[A:%.*]])
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@rt0
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
%v = load i32, i32* %a, align 4 %v = load i32, i32* %a, align 4
%tobool = icmp ne i32 %v, 0 %tobool = icmp ne i32 %v, 0
%call = call i32* @rt0(i32* %a) %call = call i32* @rt0(i32* %a)
%sel = select i1 %tobool, i32* %a, i32* %call %sel = select i1 %tobool, i32* %a, i32* %call
ret i32* %sel ret i32* %sel
} }
; TEST a no-return singleton SCC ; TEST a no-return singleton SCC
; ;
; int* rt1(int *a) { ; int* rt1(int *a) {
; return *a ? undef : rt1(a); ; return *a ? undef : rt1(a);
; } ; }
; ;
define i32* @rt1(i32* %a) #0 { define i32* @rt1(i32* %a) #0 {
; CHECK-LABEL: define {{[^@]+}}@rt1 ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@rt1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[A:%.*]])
; CHECK-NEXT: unreachable ; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@rt1
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull readnone align 4 dereferenceable(4) [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
%v = load i32, i32* %a, align 4 %v = load i32, i32* %a, align 4
%tobool = icmp ne i32 %v, 0 %tobool = icmp ne i32 %v, 0
%call = call i32* @rt1(i32* %a) %call = call i32* @rt1(i32* %a)
%sel = select i1 %tobool, i32* undef, i32* %call %sel = select i1 %tobool, i32* undef, i32* %call
ret i32* %sel ret i32* %sel
} }
; TEST another SCC test ; TEST another SCC test
; ;
define i32* @rt2_helper(i32* %a) #0 { define i32* @rt2_helper(i32* %a) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@rt2_helper ; CHECK-LABEL: define {{[^@]+}}@rt2_helper
; CHECK-SAME: (i32* nofree readnone returned [[A:%.*]]) ; CHECK-SAME: (i32* nofree readnone returned [[A:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt2(i32* noalias nofree readnone [[A]], i32* noalias nofree readnone "no-capture-maybe-returned" [[A]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt2(i32* noalias nofree readnone [[A]], i32* noalias nofree readnone "no-capture-maybe-returned" [[A]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%call = call i32* @rt2(i32* %a, i32* %a) %call = call i32* @rt2(i32* %a, i32* %a)
ret i32* %call ret i32* %call
} }
define i32* @rt2(i32* %a, i32 *%b) #0 { define i32* @rt2(i32* %a, i32 *%b) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@rt2 ; CHECK-LABEL: define {{[^@]+}}@rt2
; CHECK-SAME: (i32* nofree readnone [[A:%.*]], i32* nofree readnone "no-capture-maybe-returned" [[B:%.*]]) ; CHECK-SAME: (i32* nofree readnone [[A:%.*]], i32* nofree readnone "no-capture-maybe-returned" [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[A]], null ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[A]], null
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt2_helper(i32* noalias nofree readnone [[A]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt2_helper(i32* noalias nofree readnone [[A]])
; CHECK-NEXT: br label [[IF_END]] ; CHECK-NEXT: br label [[IF_END]]
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if.end: if.end:
%sel = phi i32* [ %b, %entry], [%call, %if.then] %sel = phi i32* [ %b, %entry], [%call, %if.then]
ret i32* %sel ret i32* %sel
} }
; TEST another SCC test ; TEST another SCC test
; ;
define i32* @rt3_helper(i32* %a, i32* %b) #0 { define i32* @rt3_helper(i32* %a, i32* %b) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@rt3_helper ; CHECK-LABEL: define {{[^@]+}}@rt3_helper
; CHECK-SAME: (i32* nofree readnone [[A:%.*]], i32* nofree readnone returned "no-capture-maybe-returned" [[B:%.*]]) ; CHECK-SAME: (i32* nofree readnone [[A:%.*]], i32* nofree readnone returned "no-capture-maybe-returned" [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt3(i32* noalias nofree readnone [[A]], i32* noalias nofree readnone "no-capture-maybe-returned" [[B]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt3(i32* noalias nofree readnone [[A]], i32* noalias nofree readnone "no-capture-maybe-returned" [[B]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%call = call i32* @rt3(i32* %a, i32* %b) %call = call i32* @rt3(i32* %a, i32* %b)
ret i32* %call ret i32* %call
} }
define i32* @rt3(i32* %a, i32 *%b) #0 { define i32* @rt3(i32* %a, i32 *%b) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@rt3 ; CHECK-LABEL: define {{[^@]+}}@rt3
; CHECK-SAME: (i32* nofree readnone [[A:%.*]], i32* nofree readnone returned "no-capture-maybe-returned" [[B:%.*]]) ; CHECK-SAME: (i32* nofree readnone [[A:%.*]], i32* nofree readnone returned "no-capture-maybe-returned" [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[A]], null ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[A]], null
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt3_helper(i32* noalias nofree readnone [[A]], i32* noalias nofree readnone "no-capture-maybe-returned" [[B]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @rt3_helper(i32* noalias nofree readnone [[A]], i32* noalias nofree readnone "no-capture-maybe-returned" [[B]])
; CHECK-NEXT: br label [[IF_END]] ; CHECK-NEXT: br label [[IF_END]]
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; int* calls_unknown_fn(int *r) { ; int* calls_unknown_fn(int *r) {
; unknown_fn(&calls_unknown_fn); ; unknown_fn(&calls_unknown_fn);
; return r; ; return r;
; } ; }
; ;
declare void @unknown_fn(i32* (i32*)*) #0 declare void @unknown_fn(i32* (i32*)*) #0
define i32* @calls_unknown_fn(i32* %r) #0 { define i32* @calls_unknown_fn(i32* %r) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@calls_unknown_fn ; CHECK-LABEL: define {{[^@]+}}@calls_unknown_fn
; CHECK-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[R:%.*]]) ; CHECK-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[R:%.*]])
; CHECK-NEXT: tail call void @unknown_fn(i32* (i32*)* nonnull @calls_unknown_fn) ; CHECK-NEXT: tail call void @unknown_fn(i32* (i32*)* nonnull @calls_unknown_fn)
; CHECK-NEXT: ret i32* [[R]] ; CHECK-NEXT: ret i32* [[R]]
; ;
tail call void @unknown_fn(i32* (i32*)* nonnull @calls_unknown_fn) tail call void @unknown_fn(i32* (i32*)* nonnull @calls_unknown_fn)
ret i32* %r ret i32* %r
} }
; TEST call to a function that might be redifined at link time ; TEST call to a function that might be redifined at link time
; ;
; int *maybe_redefined_fn(int *r) { ; int *maybe_redefined_fn(int *r) {
; return r; ; return r;
; } ; }
; ;
; int *calls_maybe_redefined_fn(int *r) { ; int *calls_maybe_redefined_fn(int *r) {
; maybe_redefined_fn(r); ; maybe_redefined_fn(r);
; return r; ; return r;
; } ; }
; ;
; Verify the maybe-redefined function is not annotated: ; Verify the maybe-redefined function is not annotated:
; ;
define linkonce_odr i32* @maybe_redefined_fn(i32* %r) #0 { define linkonce_odr i32* @maybe_redefined_fn(i32* %r) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@maybe_redefined_fn ; CHECK-LABEL: define {{[^@]+}}@maybe_redefined_fn
; CHECK-SAME: (i32* [[R:%.*]]) ; CHECK-SAME: (i32* [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: ret i32* [[R]] ; CHECK-NEXT: ret i32* [[R]]
; ;
entry: entry:
ret i32* %r ret i32* %r
} }
define i32* @calls_maybe_redefined_fn(i32* %r) #0 { define i32* @calls_maybe_redefined_fn(i32* %r) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@calls_maybe_redefined_fn ; CHECK-LABEL: define {{[^@]+}}@calls_maybe_redefined_fn
; CHECK-SAME: (i32* returned [[R:%.*]]) ; CHECK-SAME: (i32* returned [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @maybe_redefined_fn(i32* [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @maybe_redefined_fn(i32* [[R]])
; CHECK-NEXT: ret i32* [[R]] ; CHECK-NEXT: ret i32* [[R]]
; ;
entry: entry:
%call = call i32* @maybe_redefined_fn(i32* %r) %call = call i32* @maybe_redefined_fn(i32* %r)
ret i32* %r ret i32* %r
} }
; TEST return call to a function that might be redifined at link time ; TEST return call to a function that might be redifined at link time
; ;
; int *maybe_redefined_fn2(int *r) { ; int *maybe_redefined_fn2(int *r) {
; return r; ; return r;
; } ; }
; ;
; int *calls_maybe_redefined_fn2(int *r) { ; int *calls_maybe_redefined_fn2(int *r) {
; return maybe_redefined_fn2(r); ; return maybe_redefined_fn2(r);
; } ; }
; ;
; Verify the maybe-redefined function is not annotated: ; Verify the maybe-redefined function is not annotated:
; ;
define linkonce_odr i32* @maybe_redefined_fn2(i32* %r) #0 { define linkonce_odr i32* @maybe_redefined_fn2(i32* %r) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@maybe_redefined_fn2 ; CHECK-LABEL: define {{[^@]+}}@maybe_redefined_fn2
; CHECK-SAME: (i32* [[R:%.*]]) ; CHECK-SAME: (i32* [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: ret i32* [[R]] ; CHECK-NEXT: ret i32* [[R]]
; ;
entry: entry:
ret i32* %r ret i32* %r
} }
define i32* @calls_maybe_redefined_fn2(i32* %r) #0 { define i32* @calls_maybe_redefined_fn2(i32* %r) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@calls_maybe_redefined_fn2 ; CHECK-LABEL: define {{[^@]+}}@calls_maybe_redefined_fn2
; CHECK-SAME: (i32* [[R:%.*]]) ; CHECK-SAME: (i32* [[R:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @maybe_redefined_fn2(i32* [[R]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @maybe_redefined_fn2(i32* [[R]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%call = call i32* @maybe_redefined_fn2(i32* %r) %call = call i32* @maybe_redefined_fn2(i32* %r)
ret i32* %call ret i32* %call
} }
; TEST returned argument goes through select and phi ; TEST returned argument goes through select and phi
; ;
; double select_and_phi(double b) { ; double select_and_phi(double b) {
; double x = b; ; double x = b;
; if (b > 0) ; if (b > 0)
; x = b; ; x = b;
; return b == 0? b : x; ; return b == 0? b : x;
; } ; }
; ;
define double @select_and_phi(double %b) #0 { define double @select_and_phi(double %b) #0 {
; CHECK-LABEL: define {{[^@]+}}@select_and_phi ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (double returned [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@select_and_phi
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (double returned [[B:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = fcmp ogt double [[B]], 0.000000e+00 ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = fcmp ogt double [[B]], 0.000000e+00
; CHECK: if.then: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK-NEXT: br label [[IF_END]] ; IS__TUNIT____: if.then:
; CHECK: if.end: ; IS__TUNIT____-NEXT: br label [[IF_END]]
; CHECK-NEXT: [[PHI:%.*]] = phi double [ [[B]], [[IF_THEN]] ], [ [[B]], [[ENTRY:%.*]] ] ; IS__TUNIT____: if.end:
; CHECK-NEXT: [[CMP1:%.*]] = fcmp oeq double [[B]], 0.000000e+00 ; IS__TUNIT____-NEXT: [[PHI:%.*]] = phi double [ [[B]], [[IF_THEN]] ], [ [[B]], [[ENTRY:%.*]] ]
; CHECK-NEXT: [[SEL:%.*]] = select i1 [[CMP1]], double [[B]], double [[PHI]] ; IS__TUNIT____-NEXT: [[CMP1:%.*]] = fcmp oeq double [[B]], 0.000000e+00
; CHECK-NEXT: ret double [[SEL]] ; IS__TUNIT____-NEXT: [[SEL:%.*]] = select i1 [[CMP1]], double [[B]], double [[PHI]]
; IS__TUNIT____-NEXT: ret double [[SEL]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@select_and_phi
; IS__CGSCC____-SAME: (double returned [[B:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[CMP:%.*]] = fcmp ogt double [[B]], 0.000000e+00
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: br label [[IF_END]]
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: [[PHI:%.*]] = phi double [ [[B]], [[IF_THEN]] ], [ [[B]], [[ENTRY:%.*]] ]
; IS__CGSCC____-NEXT: [[CMP1:%.*]] = fcmp oeq double [[B]], 0.000000e+00
; IS__CGSCC____-NEXT: [[SEL:%.*]] = select i1 [[CMP1]], double [[B]], double [[PHI]]
; IS__CGSCC____-NEXT: ret double [[SEL]]
; ;
entry: entry:
%cmp = fcmp ogt double %b, 0.000000e+00 %cmp = fcmp ogt double %b, 0.000000e+00
br i1 %cmp, label %if.then, label %if.end br i1 %cmp, label %if.then, label %if.end
if.then: ; preds = %entry if.then: ; preds = %entry
br label %if.end br label %if.end
Show All 10 Lines
; double recursion_select_and_phi(int a, double b) { ; double recursion_select_and_phi(int a, double b) {
; double x = b; ; double x = b;
; if (a-- > 0) ; if (a-- > 0)
; x = recursion_select_and_phi(a, b); ; x = recursion_select_and_phi(a, b);
; return b == 0? b : x; ; return b == 0? b : x;
; } ; }
; ;
define double @recursion_select_and_phi(i32 %a, double %b) #0 { define double @recursion_select_and_phi(i32 %a, double %b) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@recursion_select_and_phi ; CHECK-LABEL: define {{[^@]+}}@recursion_select_and_phi
; CHECK-SAME: (i32 [[A:%.*]], double returned [[B:%.*]]) ; CHECK-SAME: (i32 [[A:%.*]], double returned [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[DEC:%.*]] = add nsw i32 [[A]], -1 ; CHECK-NEXT: [[DEC:%.*]] = add nsw i32 [[A]], -1
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], 0 ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[A]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK: if.then: ; CHECK: if.then:
; CHECK-NEXT: [[CALL:%.*]] = call double @recursion_select_and_phi(i32 [[DEC]], double [[B]]) ; CHECK-NEXT: [[CALL:%.*]] = call double @recursion_select_and_phi(i32 [[DEC]], double [[B]])
Show All 23 Lines
; TEST returned argument goes through bitcasts ; TEST returned argument goes through bitcasts
; ;
; double* bitcast(int* b) { ; double* bitcast(int* b) {
; return (double*)b; ; return (double*)b;
; } ; }
; ;
define double* @bitcast(i32* %b) #0 { define double* @bitcast(i32* %b) #0 {
; CHECK-LABEL: define {{[^@]+}}@bitcast ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bitcast
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[B:%.*]])
; CHECK-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: ret double* [[BC0]] ; IS__TUNIT____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; IS__TUNIT____-NEXT: ret double* [[BC0]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bitcast
; IS__CGSCC____-SAME: (i32* nofree readnone returned "no-capture-maybe-returned" [[B:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: ret double* [[BC0]]
; ;
entry: entry:
%bc0 = bitcast i32* %b to double* %bc0 = bitcast i32* %b to double*
ret double* %bc0 ret double* %bc0
} }
; TEST returned argument goes through select and phi interleaved with bitcasts ; TEST returned argument goes through select and phi interleaved with bitcasts
; ;
; double* bitcasts_select_and_phi(int* b) { ; double* bitcasts_select_and_phi(int* b) {
; double* x = b; ; double* x = b;
; if (b == 0) ; if (b == 0)
; x = b; ; x = b;
; return b != 0 ? b : x; ; return b != 0 ? b : x;
; } ; }
; ;
define double* @bitcasts_select_and_phi(i32* %b) #0 { define double* @bitcasts_select_and_phi(i32* %b) #0 {
; CHECK-LABEL: define {{[^@]+}}@bitcasts_select_and_phi ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone returned [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@bitcasts_select_and_phi
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree readnone returned [[B:%.*]])
; CHECK-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null ; IS__TUNIT____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; CHECK: if.then: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____: if.then:
; CHECK-NEXT: br label [[IF_END]] ; IS__TUNIT____-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double*
; CHECK: if.end: ; IS__TUNIT____-NEXT: br label [[IF_END]]
; CHECK-NEXT: [[PHI:%.*]] = phi double* [ [[BC1]], [[IF_THEN]] ], [ [[BC0]], [[ENTRY:%.*]] ] ; IS__TUNIT____: if.end:
; CHECK-NEXT: [[BC2:%.*]] = bitcast double* [[PHI]] to i8* ; IS__TUNIT____-NEXT: [[PHI:%.*]] = phi double* [ [[BC1]], [[IF_THEN]] ], [ [[BC0]], [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC3:%.*]] = bitcast i32* [[B]] to i8* ; IS__TUNIT____-NEXT: [[BC2:%.*]] = bitcast double* [[PHI]] to i8*
; CHECK-NEXT: [[CMP2:%.*]] = icmp ne double* [[BC0]], null ; IS__TUNIT____-NEXT: [[BC3:%.*]] = bitcast i32* [[B]] to i8*
; CHECK-NEXT: [[SEL:%.*]] = select i1 [[CMP2]], i8* [[BC2]], i8* [[BC3]] ; IS__TUNIT____-NEXT: [[CMP2:%.*]] = icmp ne double* [[BC0]], null
; CHECK-NEXT: [[BC4:%.*]] = bitcast i8* [[SEL]] to double* ; IS__TUNIT____-NEXT: [[SEL:%.*]] = select i1 [[CMP2]], i8* [[BC2]], i8* [[BC3]]
; CHECK-NEXT: ret double* [[BC4]] ; IS__TUNIT____-NEXT: [[BC4:%.*]] = bitcast i8* [[SEL]] to double*
; IS__TUNIT____-NEXT: ret double* [[BC4]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@bitcasts_select_and_phi
; IS__CGSCC____-SAME: (i32* nofree readnone returned [[B:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: br label [[IF_END]]
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: [[PHI:%.*]] = phi double* [ [[BC1]], [[IF_THEN]] ], [ [[BC0]], [[ENTRY:%.*]] ]
; IS__CGSCC____-NEXT: [[BC2:%.*]] = bitcast double* [[PHI]] to i8*
; IS__CGSCC____-NEXT: [[BC3:%.*]] = bitcast i32* [[B]] to i8*
; IS__CGSCC____-NEXT: [[CMP2:%.*]] = icmp ne double* [[BC0]], null
; IS__CGSCC____-NEXT: [[SEL:%.*]] = select i1 [[CMP2]], i8* [[BC2]], i8* [[BC3]]
; IS__CGSCC____-NEXT: [[BC4:%.*]] = bitcast i8* [[SEL]] to double*
; IS__CGSCC____-NEXT: ret double* [[BC4]]
; ;
entry: entry:
%bc0 = bitcast i32* %b to double* %bc0 = bitcast i32* %b to double*
%cmp = icmp eq double* %bc0, null %cmp = icmp eq double* %bc0, null
br i1 %cmp, label %if.then, label %if.end br i1 %cmp, label %if.then, label %if.end
if.then: ; preds = %entry if.then: ; preds = %entry
%bc1 = bitcast i32* %b to double* %bc1 = bitcast i32* %b to double*
Show All 16 Lines
; if (b == 0) ; if (b == 0)
; return (double*)b; ; return (double*)b;
; if (b == 0) ; if (b == 0)
; return (double*)b; ; return (double*)b;
; /* return undef */ ; /* return undef */
; } ; }
; ;
define double* @ret_arg_arg_undef(i32* %b) #0 { define double* @ret_arg_arg_undef(i32* %b) #0 {
; CHECK-LABEL: define {{[^@]+}}@ret_arg_arg_undef ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone returned [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_arg_arg_undef
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree readnone returned [[B:%.*]])
; CHECK-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null ; IS__TUNIT____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG0:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; CHECK: ret_arg0: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RET_ARG0:%.*]], label [[IF_END:%.*]]
; CHECK-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____: ret_arg0:
; CHECK-NEXT: ret double* [[BC1]] ; IS__TUNIT____-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double*
; CHECK: if.end: ; IS__TUNIT____-NEXT: ret double* [[BC1]]
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG1:%.*]], label [[RET_UNDEF:%.*]] ; IS__TUNIT____: if.end:
; CHECK: ret_arg1: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RET_ARG1:%.*]], label [[RET_UNDEF:%.*]]
; CHECK-NEXT: ret double* [[BC0]] ; IS__TUNIT____: ret_arg1:
; CHECK: ret_undef: ; IS__TUNIT____-NEXT: ret double* [[BC0]]
; CHECK-NEXT: ret double* undef ; IS__TUNIT____: ret_undef:
; IS__TUNIT____-NEXT: ret double* undef
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_arg_arg_undef
; IS__CGSCC____-SAME: (i32* nofree readnone returned [[B:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RET_ARG0:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: ret_arg0:
; IS__CGSCC____-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: ret double* [[BC1]]
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RET_ARG1:%.*]], label [[RET_UNDEF:%.*]]
; IS__CGSCC____: ret_arg1:
; IS__CGSCC____-NEXT: ret double* [[BC0]]
; IS__CGSCC____: ret_undef:
; IS__CGSCC____-NEXT: ret double* undef
; ;
entry: entry:
%bc0 = bitcast i32* %b to double* %bc0 = bitcast i32* %b to double*
%cmp = icmp eq double* %bc0, null %cmp = icmp eq double* %bc0, null
br i1 %cmp, label %ret_arg0, label %if.end br i1 %cmp, label %ret_arg0, label %if.end
ret_arg0: ret_arg0:
%bc1 = bitcast i32* %b to double* %bc1 = bitcast i32* %b to double*
Show All 16 Lines
; if (b == 0) ; if (b == 0)
; return (double*)b; ; return (double*)b;
; if (b == 0) ; if (b == 0)
; return (double*)b; ; return (double*)b;
; /* return undef */ ; /* return undef */
; } ; }
; ;
define double* @ret_undef_arg_arg(i32* %b) #0 { define double* @ret_undef_arg_arg(i32* %b) #0 {
; CHECK-LABEL: define {{[^@]+}}@ret_undef_arg_arg ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone returned [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_undef_arg_arg
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree readnone returned [[B:%.*]])
; CHECK-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null ; IS__TUNIT____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; CHECK-NEXT: br i1 [[CMP]], label [[RET_UNDEF:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; CHECK: ret_undef: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RET_UNDEF:%.*]], label [[IF_END:%.*]]
; CHECK-NEXT: ret double* undef ; IS__TUNIT____: ret_undef:
; CHECK: if.end: ; IS__TUNIT____-NEXT: ret double* undef
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG0:%.*]], label [[RET_ARG1:%.*]] ; IS__TUNIT____: if.end:
; CHECK: ret_arg0: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RET_ARG0:%.*]], label [[RET_ARG1:%.*]]
; CHECK-NEXT: ret double* [[BC0]] ; IS__TUNIT____: ret_arg0:
; CHECK: ret_arg1: ; IS__TUNIT____-NEXT: ret double* [[BC0]]
; CHECK-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____: ret_arg1:
; CHECK-NEXT: ret double* [[BC1]] ; IS__TUNIT____-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double*
; IS__TUNIT____-NEXT: ret double* [[BC1]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_undef_arg_arg
; IS__CGSCC____-SAME: (i32* nofree readnone returned [[B:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RET_UNDEF:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: ret_undef:
; IS__CGSCC____-NEXT: ret double* undef
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RET_ARG0:%.*]], label [[RET_ARG1:%.*]]
; IS__CGSCC____: ret_arg0:
; IS__CGSCC____-NEXT: ret double* [[BC0]]
; IS__CGSCC____: ret_arg1:
; IS__CGSCC____-NEXT: [[BC1:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: ret double* [[BC1]]
; ;
entry: entry:
%bc0 = bitcast i32* %b to double* %bc0 = bitcast i32* %b to double*
%cmp = icmp eq double* %bc0, null %cmp = icmp eq double* %bc0, null
br i1 %cmp, label %ret_undef, label %if.end br i1 %cmp, label %ret_undef, label %if.end
ret_undef: ret_undef:
ret double *undef ret double *undef
Show All 16 Lines
; if (b == 0) ; if (b == 0)
; /* return undef */ ; /* return undef */
; if (b == 0) ; if (b == 0)
; return (double*)b; ; return (double*)b;
; /* return undef */ ; /* return undef */
; } ; }
; ;
define double* @ret_undef_arg_undef(i32* %b) #0 { define double* @ret_undef_arg_undef(i32* %b) #0 {
; CHECK-LABEL: define {{[^@]+}}@ret_undef_arg_undef ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32* nofree readnone returned [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_undef_arg_undef
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32* nofree readnone returned [[B:%.*]])
; CHECK-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double* ; IS__TUNIT____-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null ; IS__TUNIT____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; CHECK-NEXT: br i1 [[CMP]], label [[RET_UNDEF0:%.*]], label [[IF_END:%.*]] ; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; CHECK: ret_undef0: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RET_UNDEF0:%.*]], label [[IF_END:%.*]]
; CHECK-NEXT: ret double* undef ; IS__TUNIT____: ret_undef0:
; CHECK: if.end: ; IS__TUNIT____-NEXT: ret double* undef
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNDEF1:%.*]] ; IS__TUNIT____: if.end:
; CHECK: ret_arg: ; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNDEF1:%.*]]
; CHECK-NEXT: ret double* [[BC0]] ; IS__TUNIT____: ret_arg:
; CHECK: ret_undef1: ; IS__TUNIT____-NEXT: ret double* [[BC0]]
; CHECK-NEXT: ret double* undef ; IS__TUNIT____: ret_undef1:
; IS__TUNIT____-NEXT: ret double* undef
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_undef_arg_undef
; IS__CGSCC____-SAME: (i32* nofree readnone returned [[B:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[BC0:%.*]] = bitcast i32* [[B]] to double*
; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp eq double* [[BC0]], null
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RET_UNDEF0:%.*]], label [[IF_END:%.*]]
; IS__CGSCC____: ret_undef0:
; IS__CGSCC____-NEXT: ret double* undef
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNDEF1:%.*]]
; IS__CGSCC____: ret_arg:
; IS__CGSCC____-NEXT: ret double* [[BC0]]
; IS__CGSCC____: ret_undef1:
; IS__CGSCC____-NEXT: ret double* undef
; ;
entry: entry:
%bc0 = bitcast i32* %b to double* %bc0 = bitcast i32* %b to double*
%cmp = icmp eq double* %bc0, null %cmp = icmp eq double* %bc0, null
br i1 %cmp, label %ret_undef0, label %if.end br i1 %cmp, label %ret_undef0, label %if.end
ret_undef0: ret_undef0:
ret double *undef ret double *undef
Show All 16 Lines
; return unknown(); ; return unknown();
; } ; }
; ;
; Verify we do not assume b is returned ; Verify we do not assume b is returned
; ;
declare i32* @unknown(i32*) declare i32* @unknown(i32*)
define i32* @ret_arg_or_unknown(i32* %b) #0 { define i32* @ret_arg_or_unknown(i32* %b) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown ; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown
; CHECK-SAME: (i32* [[B:%.*]]) ; CHECK-SAME: (i32* [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]]
; CHECK: ret_arg: ; CHECK: ret_arg:
; CHECK-NEXT: ret i32* [[B]] ; CHECK-NEXT: ret i32* [[B]]
; CHECK: ret_unknown: ; CHECK: ret_unknown:
; CHECK-NEXT: [[CALL:%.*]] = call i32* @unknown(i32* [[B]]) ; CHECK-NEXT: [[CALL:%.*]] = call i32* @unknown(i32* [[B]])
; CHECK-NEXT: ret i32* [[CALL]] ; CHECK-NEXT: ret i32* [[CALL]]
; ;
entry: entry:
%cmp = icmp eq i32* %b, null %cmp = icmp eq i32* %b, null
br i1 %cmp, label %ret_arg, label %ret_unknown br i1 %cmp, label %ret_arg, label %ret_unknown
ret_arg: ret_arg:
ret i32* %b ret i32* %b
ret_unknown: ret_unknown:
%call = call i32* @unknown(i32* %b) %call = call i32* @unknown(i32* %b)
ret i32* %call ret i32* %call
} }
define i32* @ret_arg_or_unknown_through_phi(i32* %b) #0 { define i32* @ret_arg_or_unknown_through_phi(i32* %b) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown_through_phi ; CHECK-LABEL: define {{[^@]+}}@ret_arg_or_unknown_through_phi
; CHECK-SAME: (i32* [[B:%.*]]) ; CHECK-SAME: (i32* [[B:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32* [[B]], null
; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]] ; CHECK-NEXT: br i1 [[CMP]], label [[RET_ARG:%.*]], label [[RET_UNKNOWN:%.*]]
; CHECK: ret_arg: ; CHECK: ret_arg:
; CHECK-NEXT: br label [[R:%.*]] ; CHECK-NEXT: br label [[R:%.*]]
; CHECK: ret_unknown: ; CHECK: ret_unknown:
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r: r:
%phi = phi i32* [ %b, %ret_arg ], [ %call, %ret_unknown ] %phi = phi i32* [ %b, %ret_arg ], [ %call, %ret_unknown ]
ret i32* %phi ret i32* %phi
} }
; TEST inconsistent IR in dead code. ; TEST inconsistent IR in dead code.
; ;
define i32 @deadblockcall1(i32 %A) #0 { define i32 @deadblockcall1(i32 %A) #0 {
; CHECK-LABEL: define {{[^@]+}}@deadblockcall1 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32 returned [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@deadblockcall1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[A:%.*]])
; CHECK-NEXT: ret i32 [[A]] ; IS__TUNIT____-NEXT: entry:
; CHECK: unreachableblock: ; IS__TUNIT____-NEXT: ret i32 [[A]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@deadblockcall1
; IS__CGSCC____-SAME: (i32 returned [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 [[A]]
; IS__CGSCC____: unreachableblock:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
ret i32 %A ret i32 %A
unreachableblock: unreachableblock:
%B = call i32 @deadblockcall1(i32 %B) %B = call i32 @deadblockcall1(i32 %B)
ret i32 %B ret i32 %B
} }
declare i32 @deadblockcall_helper(i32 returned %A); declare i32 @deadblockcall_helper(i32 returned %A);
define i32 @deadblockcall2(i32 %A) #0 { define i32 @deadblockcall2(i32 %A) #0 {
; CHECK-LABEL: define {{[^@]+}}@deadblockcall2 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32 returned [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@deadblockcall2
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[A:%.*]])
; CHECK-NEXT: ret i32 [[A]] ; IS__TUNIT____-NEXT: entry:
; CHECK: unreachableblock1: ; IS__TUNIT____-NEXT: ret i32 [[A]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock1:
; CHECK: unreachableblock2: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock2:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@deadblockcall2
; IS__CGSCC____-SAME: (i32 returned [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret i32 [[A]]
; IS__CGSCC____: unreachableblock1:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: unreachableblock2:
; IS__CGSCC____-NEXT: unreachable
; ;
entry: entry:
ret i32 %A ret i32 %A
unreachableblock1: unreachableblock1:
%B = call i32 @deadblockcall_helper(i32 %B) %B = call i32 @deadblockcall_helper(i32 %B)
ret i32 %B ret i32 %B
unreachableblock2: unreachableblock2:
%C = call i32 @deadblockcall1(i32 %C) %C = call i32 @deadblockcall1(i32 %C)
ret i32 %C ret i32 %C
} }
define i32 @deadblockphi1(i32 %A) #0 { define i32 @deadblockphi1(i32 %A) #0 {
; CHECK-LABEL: define {{[^@]+}}@deadblockphi1 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32 returned [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@deadblockphi1
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[A:%.*]])
; CHECK-NEXT: br label [[R:%.*]] ; IS__TUNIT____-NEXT: entry:
; CHECK: unreachableblock1: ; IS__TUNIT____-NEXT: br label [[R:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock1:
; CHECK: unreachableblock2: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock2:
; CHECK: r: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret i32 [[A]] ; IS__TUNIT____: r:
; IS__TUNIT____-NEXT: ret i32 [[A]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@deadblockphi1
; IS__CGSCC____-SAME: (i32 returned [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br label [[R:%.*]]
; IS__CGSCC____: unreachableblock1:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: unreachableblock2:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: r:
; IS__CGSCC____-NEXT: ret i32 [[A]]
; ;
entry: entry:
br label %r br label %r
unreachableblock1: unreachableblock1:
%B = call i32 @deadblockcall_helper(i32 %B) %B = call i32 @deadblockcall_helper(i32 %B)
ret i32 %B ret i32 %B
unreachableblock2: unreachableblock2:
%C = call i32 @deadblockcall1(i32 %C) %C = call i32 @deadblockcall1(i32 %C)
br label %r br label %r
r: r:
%PHI = phi i32 [%A, %entry], [%C, %unreachableblock2] %PHI = phi i32 [%A, %entry], [%C, %unreachableblock2]
ret i32 %PHI ret i32 %PHI
} }
define i32 @deadblockphi2(i32 %A) #0 { define i32 @deadblockphi2(i32 %A) #0 {
; CHECK-LABEL: define {{[^@]+}}@deadblockphi2 ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-SAME: (i32 returned [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@deadblockphi2
; CHECK-NEXT: entry: ; IS__TUNIT____-SAME: (i32 returned [[A:%.*]])
; CHECK-NEXT: br label [[R:%.*]] ; IS__TUNIT____-NEXT: entry:
; CHECK: unreachableblock1: ; IS__TUNIT____-NEXT: br label [[R:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock1:
; CHECK: unreachableblock2: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock2:
; CHECK: unreachableblock3: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachableblock3:
; CHECK: r: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret i32 [[A]] ; IS__TUNIT____: r:
; IS__TUNIT____-NEXT: ret i32 [[A]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@deadblockphi2
; IS__CGSCC____-SAME: (i32 returned [[A:%.*]])
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: br label [[R:%.*]]
; IS__CGSCC____: unreachableblock1:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: unreachableblock2:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: unreachableblock3:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: r:
; IS__CGSCC____-NEXT: ret i32 [[A]]
; ;
entry: entry:
br label %r br label %r
unreachableblock1: unreachableblock1:
%B = call i32 @deadblockcall_helper(i32 %B) %B = call i32 @deadblockcall_helper(i32 %B)
br label %unreachableblock3 br label %unreachableblock3
unreachableblock2: unreachableblock2:
%C = call i32 @deadblockcall1(i32 %C) %C = call i32 @deadblockcall1(i32 %C)
br label %unreachableblock3 br label %unreachableblock3
unreachableblock3: unreachableblock3:
%PHI1 = phi i32 [%B, %unreachableblock1], [%C, %unreachableblock2] %PHI1 = phi i32 [%B, %unreachableblock1], [%C, %unreachableblock2]
br label %r br label %r
r: r:
%PHI2 = phi i32 [%A, %entry], [%PHI1, %unreachableblock3] %PHI2 = phi i32 [%A, %entry], [%PHI1, %unreachableblock3]
ret i32 %PHI2 ret i32 %PHI2
} }
declare void @noreturn() noreturn; declare void @noreturn() noreturn;
define i32 @deadblockphi3(i32 %A, i1 %c) #0 { define i32 @deadblockphi3(i32 %A, i1 %c) #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@deadblockphi3 ; CHECK-LABEL: define {{[^@]+}}@deadblockphi3
; CHECK-SAME: (i32 returned [[A:%.*]], i1 [[C:%.*]]) ; CHECK-SAME: (i32 returned [[A:%.*]], i1 [[C:%.*]])
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[C]], label [[R:%.*]], label [[UNREACHABLECALL:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[R:%.*]], label [[UNREACHABLECALL:%.*]]
; CHECK: unreachablecall: ; CHECK: unreachablecall:
; CHECK-NEXT: call void @noreturn() ; CHECK-NEXT: call void @noreturn()
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; CHECK: unreachableblock2: ; CHECK: unreachableblock2:
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%add2 = add i32 %add1, %c2 %add2 = add i32 %add1, %c2
%add3 = add i32 %add2, %c3l %add3 = add i32 %add2, %c3l
%add4 = add i32 %add3, %c4l %add4 = add i32 %add3, %c4l
ret i32 %add4 ret i32 %add4
} }
@G = external global i8 @G = external global i8
define i32* @ret_const() #0 { define i32* @ret_const() #0 {
; CHECK-LABEL: define {{[^@]+}}@ret_const() ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: [[BC:%.*]] = bitcast i8* @G to i32* ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_const()
; CHECK-NEXT: ret i32* [[BC]] ; IS__TUNIT____-NEXT: [[BC:%.*]] = bitcast i8* @G to i32*
; IS__TUNIT____-NEXT: ret i32* [[BC]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_const()
; IS__CGSCC____-NEXT: [[BC:%.*]] = bitcast i8* @G to i32*
; IS__CGSCC____-NEXT: ret i32* [[BC]]
; ;
%bc = bitcast i8* @G to i32* %bc = bitcast i8* @G to i32*
ret i32* %bc ret i32* %bc
} }
define i32* @use_const() #0 { define i32* @use_const() #0 {
; CHECK-LABEL: define {{[^@]+}}@use_const() ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; CHECK-NEXT: ret i32* bitcast (i8* @G to i32*) ; IS__TUNIT____-LABEL: define {{[^@]+}}@use_const()
; IS__TUNIT____-NEXT: ret i32* bitcast (i8* @G to i32*)
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@use_const()
; IS__CGSCC____-NEXT: ret i32* bitcast (i8* @G to i32*)
; ;
%c = call i32* @ret_const() %c = call i32* @ret_const()
ret i32* %c ret i32* %c
} }
define i32* @dont_use_const() #0 { define i32* @dont_use_const() #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@dont_use_const() ; IS__TUNIT____-LABEL: define {{[^@]+}}@dont_use_const()
; IS__TUNIT____-NEXT: [[C:%.*]] = musttail call i32* @ret_const() ; IS__TUNIT____-NEXT: [[C:%.*]] = musttail call i32* @ret_const()
; IS__TUNIT____-NEXT: ret i32* [[C]] ; IS__TUNIT____-NEXT: ret i32* [[C]]
; ;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@dont_use_const() ; IS__CGSCC____-LABEL: define {{[^@]+}}@dont_use_const()
; IS__CGSCC____-NEXT: [[C:%.*]] = musttail call nonnull dereferenceable(1) i32* @ret_const() ; IS__CGSCC____-NEXT: [[C:%.*]] = musttail call nonnull dereferenceable(1) i32* @ret_const()
; IS__CGSCC____-NEXT: ret i32* [[C]] ; IS__CGSCC____-NEXT: ret i32* [[C]]
; ;
%c = musttail call i32* @ret_const() %c = musttail call i32* @ret_const()
ret i32* %c ret i32* %c
} }
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llvm/test/Transforms/Attributor/undefined_behavior.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=5 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Test cases specifically designed for the "undefined behavior" abstract function attribute. ; Test cases specifically designed for the "undefined behavior" abstract function attribute.
; We want to verify that whenever undefined behavior is assumed, the code becomes unreachable. ; We want to verify that whenever undefined behavior is assumed, the code becomes unreachable.
; We use FIXME's to indicate problems and missing attributes. ; We use FIXME's to indicate problems and missing attributes.
; -- Load tests -- ; -- Load tests --
define void @load_wholly_unreachable() { define void @load_wholly_unreachable() {
; CHECK-LABEL: define {{[^@]+}}@load_wholly_unreachable() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@load_wholly_unreachable()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@load_wholly_unreachable()
; IS__CGSCC____-NEXT: unreachable
; ;
%a = load i32, i32* null %a = load i32, i32* null
ret void ret void
} }
define void @loads_wholly_unreachable() { define void @loads_wholly_unreachable() {
; CHECK-LABEL: define {{[^@]+}}@loads_wholly_unreachable() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@loads_wholly_unreachable()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@loads_wholly_unreachable()
; IS__CGSCC____-NEXT: unreachable
; ;
%a = load i32, i32* null %a = load i32, i32* null
%b = load i32, i32* null %b = load i32, i32* null
ret void ret void
} }
define void @load_single_bb_unreachable(i1 %cond) { define void @load_single_bb_unreachable(i1 %cond) {
; CHECK-LABEL: define {{[^@]+}}@load_single_bb_unreachable ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[COND:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@load_single_bb_unreachable
; CHECK-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]] ; IS__TUNIT____-SAME: (i1 [[COND:%.*]])
; CHECK: t: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret void ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@load_single_bb_unreachable
; IS__CGSCC____-SAME: (i1 [[COND:%.*]])
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
%b = load i32, i32* null %b = load i32, i32* null
br label %e br label %e
e: e:
ret void ret void
} }
; Note that while the load is removed (because it's unused), the block ; Note that while the load is removed (because it's unused), the block
; is not changed to unreachable ; is not changed to unreachable
define void @load_null_pointer_is_defined() null_pointer_is_valid { define void @load_null_pointer_is_defined() null_pointer_is_valid {
; CHECK-LABEL: define {{[^@]+}}@load_null_pointer_is_defined() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind null_pointer_is_valid readnone willreturn
; CHECK-NEXT: ret void ; IS__TUNIT____-LABEL: define {{[^@]+}}@load_null_pointer_is_defined()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind null_pointer_is_valid readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@load_null_pointer_is_defined()
; IS__CGSCC____-NEXT: ret void
; ;
%a = load i32, i32* null %a = load i32, i32* null
ret void ret void
} }
define internal i32* @ret_null() { define internal i32* @ret_null() {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_null() ; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_null()
; IS__CGSCC____-NEXT: ret i32* null ; IS__CGSCC____-NEXT: ret i32* null
; ;
ret i32* null ret i32* null
} }
define void @load_null_propagated() { define void @load_null_propagated() {
; CHECK-LABEL: define {{[^@]+}}@load_null_propagated() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@load_null_propagated()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@load_null_propagated()
; IS__CGSCC____-NEXT: unreachable
; ;
%ptr = call i32* @ret_null() %ptr = call i32* @ret_null()
%a = load i32, i32* %ptr %a = load i32, i32* %ptr
ret void ret void
} }
; -- Store tests -- ; -- Store tests --
define void @store_wholly_unreachable() { define void @store_wholly_unreachable() {
; CHECK-LABEL: define {{[^@]+}}@store_wholly_unreachable() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@store_wholly_unreachable()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@store_wholly_unreachable()
; IS__CGSCC____-NEXT: unreachable
; ;
store i32 5, i32* null store i32 5, i32* null
ret void ret void
} }
define void @store_single_bb_unreachable(i1 %cond) { define void @store_single_bb_unreachable(i1 %cond) {
; CHECK-LABEL: define {{[^@]+}}@store_single_bb_unreachable ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[COND:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@store_single_bb_unreachable
; CHECK-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]] ; IS__TUNIT____-SAME: (i1 [[COND:%.*]])
; CHECK: t: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret void ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@store_single_bb_unreachable
; IS__CGSCC____-SAME: (i1 [[COND:%.*]])
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
store i32 5, i32* null store i32 5, i32* null
br label %e br label %e
e: e:
ret void ret void
} }
define void @store_null_pointer_is_defined() null_pointer_is_valid { define void @store_null_pointer_is_defined() null_pointer_is_valid {
; CHECK-LABEL: define {{[^@]+}}@store_null_pointer_is_defined() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind null_pointer_is_valid willreturn writeonly
; CHECK-NEXT: store i32 5, i32* null, align 536870912 ; IS__TUNIT____-LABEL: define {{[^@]+}}@store_null_pointer_is_defined()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store i32 5, i32* null, align 536870912
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind null_pointer_is_valid willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@store_null_pointer_is_defined()
; IS__CGSCC____-NEXT: store i32 5, i32* null, align 536870912
; IS__CGSCC____-NEXT: ret void
; ;
store i32 5, i32* null store i32 5, i32* null
ret void ret void
} }
define void @store_null_propagated() { define void @store_null_propagated() {
; ATTRIBUTOR-LABEL: @store_null_propagated( ; ATTRIBUTOR-LABEL: @store_null_propagated(
; ATTRIBUTOR-NEXT: unreachable ; ATTRIBUTOR-NEXT: unreachable
; ;
; CHECK-LABEL: define {{[^@]+}}@store_null_propagated() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@store_null_propagated()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@store_null_propagated()
; IS__CGSCC____-NEXT: unreachable
; ;
%ptr = call i32* @ret_null() %ptr = call i32* @ret_null()
store i32 5, i32* %ptr store i32 5, i32* %ptr
ret void ret void
} }
; -- AtomicRMW tests -- ; -- AtomicRMW tests --
define void @atomicrmw_wholly_unreachable() { define void @atomicrmw_wholly_unreachable() {
; CHECK-LABEL: define {{[^@]+}}@atomicrmw_wholly_unreachable() ; IS__TUNIT____: Function Attrs: nofree nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomicrmw_wholly_unreachable()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomicrmw_wholly_unreachable()
; IS__CGSCC____-NEXT: unreachable
; ;
%a = atomicrmw add i32* null, i32 1 acquire %a = atomicrmw add i32* null, i32 1 acquire
ret void ret void
} }
define void @atomicrmw_single_bb_unreachable(i1 %cond) { define void @atomicrmw_single_bb_unreachable(i1 %cond) {
; CHECK-LABEL: define {{[^@]+}}@atomicrmw_single_bb_unreachable ; IS__TUNIT____: Function Attrs: nofree nounwind readnone willreturn
; CHECK-SAME: (i1 [[COND:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomicrmw_single_bb_unreachable
; CHECK-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]] ; IS__TUNIT____-SAME: (i1 [[COND:%.*]])
; CHECK: t: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret void ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomicrmw_single_bb_unreachable
; IS__CGSCC____-SAME: (i1 [[COND:%.*]])
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
%a = atomicrmw add i32* null, i32 1 acquire %a = atomicrmw add i32* null, i32 1 acquire
br label %e br label %e
e: e:
ret void ret void
} }
define void @atomicrmw_null_pointer_is_defined() null_pointer_is_valid { define void @atomicrmw_null_pointer_is_defined() null_pointer_is_valid {
; CHECK-LABEL: define {{[^@]+}}@atomicrmw_null_pointer_is_defined() ; IS__TUNIT____: Function Attrs: nofree nounwind null_pointer_is_valid willreturn
; CHECK-NEXT: [[A:%.*]] = atomicrmw add i32* null, i32 1 acquire ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomicrmw_null_pointer_is_defined()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: [[A:%.*]] = atomicrmw add i32* null, i32 1 acquire
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind null_pointer_is_valid willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomicrmw_null_pointer_is_defined()
; IS__CGSCC____-NEXT: [[A:%.*]] = atomicrmw add i32* null, i32 1 acquire
; IS__CGSCC____-NEXT: ret void
; ;
%a = atomicrmw add i32* null, i32 1 acquire %a = atomicrmw add i32* null, i32 1 acquire
ret void ret void
} }
define void @atomicrmw_null_propagated() { define void @atomicrmw_null_propagated() {
; ATTRIBUTOR-LABEL: @atomicrmw_null_propagated( ; ATTRIBUTOR-LABEL: @atomicrmw_null_propagated(
; ATTRIBUTOR-NEXT: unreachable ; ATTRIBUTOR-NEXT: unreachable
; ;
; CHECK-LABEL: define {{[^@]+}}@atomicrmw_null_propagated() ; IS__TUNIT____: Function Attrs: nofree nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomicrmw_null_propagated()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomicrmw_null_propagated()
; IS__CGSCC____-NEXT: unreachable
; ;
%ptr = call i32* @ret_null() %ptr = call i32* @ret_null()
%a = atomicrmw add i32* %ptr, i32 1 acquire %a = atomicrmw add i32* %ptr, i32 1 acquire
ret void ret void
} }
; -- AtomicCmpXchg tests -- ; -- AtomicCmpXchg tests --
define void @atomiccmpxchg_wholly_unreachable() { define void @atomiccmpxchg_wholly_unreachable() {
; CHECK-LABEL: define {{[^@]+}}@atomiccmpxchg_wholly_unreachable() ; IS__TUNIT____: Function Attrs: nofree nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomiccmpxchg_wholly_unreachable()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomiccmpxchg_wholly_unreachable()
; IS__CGSCC____-NEXT: unreachable
; ;
%a = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic %a = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic
ret void ret void
} }
define void @atomiccmpxchg_single_bb_unreachable(i1 %cond) { define void @atomiccmpxchg_single_bb_unreachable(i1 %cond) {
; CHECK-LABEL: define {{[^@]+}}@atomiccmpxchg_single_bb_unreachable ; IS__TUNIT____: Function Attrs: nofree nounwind readnone willreturn
; CHECK-SAME: (i1 [[COND:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomiccmpxchg_single_bb_unreachable
; CHECK-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]] ; IS__TUNIT____-SAME: (i1 [[COND:%.*]])
; CHECK: t: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret void ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomiccmpxchg_single_bb_unreachable
; IS__CGSCC____-SAME: (i1 [[COND:%.*]])
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
%a = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic %a = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic
br label %e br label %e
e: e:
ret void ret void
} }
define void @atomiccmpxchg_null_pointer_is_defined() null_pointer_is_valid { define void @atomiccmpxchg_null_pointer_is_defined() null_pointer_is_valid {
; CHECK-LABEL: define {{[^@]+}}@atomiccmpxchg_null_pointer_is_defined() ; IS__TUNIT____: Function Attrs: nofree nounwind null_pointer_is_valid willreturn
; CHECK-NEXT: [[A:%.*]] = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomiccmpxchg_null_pointer_is_defined()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: [[A:%.*]] = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind null_pointer_is_valid willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomiccmpxchg_null_pointer_is_defined()
; IS__CGSCC____-NEXT: [[A:%.*]] = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic
; IS__CGSCC____-NEXT: ret void
; ;
%a = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic %a = cmpxchg i32* null, i32 2, i32 3 acq_rel monotonic
ret void ret void
} }
define void @atomiccmpxchg_null_propagated() { define void @atomiccmpxchg_null_propagated() {
; ATTRIBUTOR-LABEL: @atomiccmpxchg_null_propagated( ; ATTRIBUTOR-LABEL: @atomiccmpxchg_null_propagated(
; ATTRIBUTOR-NEXT: unreachable ; ATTRIBUTOR-NEXT: unreachable
; ;
; CHECK-LABEL: define {{[^@]+}}@atomiccmpxchg_null_propagated() ; IS__TUNIT____: Function Attrs: nofree nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@atomiccmpxchg_null_propagated()
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@atomiccmpxchg_null_propagated()
; IS__CGSCC____-NEXT: unreachable
; ;
%ptr = call i32* @ret_null() %ptr = call i32* @ret_null()
%a = cmpxchg i32* %ptr, i32 2, i32 3 acq_rel monotonic %a = cmpxchg i32* %ptr, i32 2, i32 3 acq_rel monotonic
ret void ret void
} }
; -- Conditional branching tests -- ; -- Conditional branching tests --
; Note: The unreachable on %t and %e is _not_ from AAUndefinedBehavior ; Note: The unreachable on %t and %e is _not_ from AAUndefinedBehavior
define i32 @cond_br_on_undef() { define i32 @cond_br_on_undef() {
; CHECK-LABEL: define {{[^@]+}}@cond_br_on_undef() ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@cond_br_on_undef()
; CHECK: t: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cond_br_on_undef()
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: unreachable
; ;
br i1 undef, label %t, label %e br i1 undef, label %t, label %e
t: t:
ret i32 1 ret i32 1
e: e:
ret i32 2 ret i32 2
} }
; More complicated branching ; More complicated branching
; Valid branch - verify that this is not converted ; Valid branch - verify that this is not converted
; to unreachable. ; to unreachable.
define void @cond_br_on_undef2(i1 %cond) { define void @cond_br_on_undef2(i1 %cond) {
; CHECK-LABEL: define {{[^@]+}}@cond_br_on_undef2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[COND:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@cond_br_on_undef2
; CHECK-NEXT: br i1 [[COND]], label [[T1:%.*]], label [[E1:%.*]] ; IS__TUNIT____-SAME: (i1 [[COND:%.*]])
; CHECK: t1: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[T1:%.*]], label [[E1:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: t1:
; CHECK: t2: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: t2:
; CHECK: e2: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: e2:
; CHECK: e1: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: ret void ; IS__TUNIT____: e1:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cond_br_on_undef2
; IS__CGSCC____-SAME: (i1 [[COND:%.*]])
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[T1:%.*]], label [[E1:%.*]]
; IS__CGSCC____: t1:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: t2:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e2:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e1:
; IS__CGSCC____-NEXT: ret void
; ;
br i1 %cond, label %t1, label %e1 br i1 %cond, label %t1, label %e1
t1: t1:
br i1 undef, label %t2, label %e2 br i1 undef, label %t2, label %e2
t2: t2:
ret void ret void
e2: e2:
ret void ret void
e1: e1:
ret void ret void
} }
define i1 @ret_undef() { define i1 @ret_undef() {
; CHECK-LABEL: define {{[^@]+}}@ret_undef() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i1 undef ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_undef()
; IS__TUNIT____-NEXT: ret i1 undef
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_undef()
; IS__CGSCC____-NEXT: ret i1 undef
; ;
ret i1 undef ret i1 undef
} }
define void @cond_br_on_undef_interproc() { define void @cond_br_on_undef_interproc() {
; CHECK-LABEL: define {{[^@]+}}@cond_br_on_undef_interproc() ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@cond_br_on_undef_interproc()
; CHECK: t: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cond_br_on_undef_interproc()
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: unreachable
; ;
%cond = call i1 @ret_undef() %cond = call i1 @ret_undef()
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
ret void ret void
e: e:
ret void ret void
} }
define i1 @ret_undef2() { define i1 @ret_undef2() {
; CHECK-LABEL: define {{[^@]+}}@ret_undef2() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: br i1 true, label [[T:%.*]], label [[E:%.*]] ; IS__TUNIT____-LABEL: define {{[^@]+}}@ret_undef2()
; CHECK: t: ; IS__TUNIT____-NEXT: br i1 true, label [[T:%.*]], label [[E:%.*]]
; CHECK-NEXT: ret i1 undef ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: ret i1 undef
; CHECK-NEXT: unreachable ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ret_undef2()
; IS__CGSCC____-NEXT: br i1 true, label [[T:%.*]], label [[E:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: ret i1 undef
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: unreachable
; ;
br i1 true, label %t, label %e br i1 true, label %t, label %e
t: t:
ret i1 undef ret i1 undef
e: e:
ret i1 undef ret i1 undef
} }
; More complicated interproc deduction of undef ; More complicated interproc deduction of undef
define void @cond_br_on_undef_interproc2() { define void @cond_br_on_undef_interproc2() {
; CHECK-LABEL: define {{[^@]+}}@cond_br_on_undef_interproc2() ; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
; CHECK-NEXT: unreachable ; IS__TUNIT____-LABEL: define {{[^@]+}}@cond_br_on_undef_interproc2()
; CHECK: t: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: unreachable
; CHECK-NEXT: unreachable ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cond_br_on_undef_interproc2()
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: unreachable
; ;
%cond = call i1 @ret_undef2() %cond = call i1 @ret_undef2()
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
ret void ret void
e: e:
ret void ret void
} }
; Branch on undef that depends on propagation of ; Branch on undef that depends on propagation of
; undef of a previous instruction. ; undef of a previous instruction.
define i32 @cond_br_on_undef3() { define i32 @cond_br_on_undef3() {
; CHECK-LABEL: define {{[^@]+}}@cond_br_on_undef3() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: br label [[T:%.*]] ; IS__TUNIT____-LABEL: define {{[^@]+}}@cond_br_on_undef3()
; CHECK: t: ; IS__TUNIT____-NEXT: br label [[T:%.*]]
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: ret i32 1
; CHECK-NEXT: unreachable ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cond_br_on_undef3()
; IS__CGSCC____-NEXT: br label [[T:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: ret i32 1
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: unreachable
; ;
%cond = icmp ne i32 1, undef %cond = icmp ne i32 1, undef
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
ret i32 1 ret i32 1
e: e:
ret i32 2 ret i32 2
} }
; Branch on undef because of uninitialized value. ; Branch on undef because of uninitialized value.
; FIXME: Currently it doesn't propagate the undef. ; FIXME: Currently it doesn't propagate the undef.
define i32 @cond_br_on_undef_uninit() { define i32 @cond_br_on_undef_uninit() {
; CHECK-LABEL: define {{[^@]+}}@cond_br_on_undef_uninit() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[ALLOC:%.*]] = alloca i1, align 1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@cond_br_on_undef_uninit()
; CHECK-NEXT: [[COND:%.*]] = load i1, i1* [[ALLOC]], align 1 ; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i1, align 1
; CHECK-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]] ; IS__TUNIT____-NEXT: [[COND:%.*]] = load i1, i1* [[ALLOC]], align 1
; CHECK: t: ; IS__TUNIT____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____: t:
; CHECK: e: ; IS__TUNIT____-NEXT: ret i32 1
; CHECK-NEXT: ret i32 2 ; IS__TUNIT____: e:
; IS__TUNIT____-NEXT: ret i32 2
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@cond_br_on_undef_uninit()
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i1, align 1
; IS__CGSCC____-NEXT: [[COND:%.*]] = load i1, i1* [[ALLOC]], align 1
; IS__CGSCC____-NEXT: br i1 [[COND]], label [[T:%.*]], label [[E:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: ret i32 1
; IS__CGSCC____: e:
; IS__CGSCC____-NEXT: ret i32 2
; ;
%alloc = alloca i1 %alloc = alloca i1
%cond = load i1, i1* %alloc %cond = load i1, i1* %alloc
br i1 %cond, label %t, label %e br i1 %cond, label %t, label %e
t: t:
ret i32 1 ret i32 1
e: e:
ret i32 2 ret i32 2
} }
; Note that the `load` has UB (so it will be changed to unreachable) ; Note that the `load` has UB (so it will be changed to unreachable)
; and the branch is a terminator that can be constant-folded. ; and the branch is a terminator that can be constant-folded.
; We want to test that doing both won't cause a segfault. ; We want to test that doing both won't cause a segfault.
; MODULE-NOT: @callee( ; MODULE-NOT: @callee(
define internal i32 @callee(i1 %C, i32* %A) { define internal i32 @callee(i1 %C, i32* %A) {
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee() ; IS__CGSCC____-LABEL: define {{[^@]+}}@callee()
; IS__CGSCC____-NEXT: entry: ; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: T: ; IS__CGSCC____: T:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; IS__CGSCC____: F: ; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: ret i32 1 ; IS__CGSCC____-NEXT: ret i32 1
; ;
entry: entry:
%A.0 = load i32, i32* null %A.0 = load i32, i32* null
br i1 %C, label %T, label %F br i1 %C, label %T, label %F
T: T:
ret i32 %A.0 ret i32 %A.0
F: F:
ret i32 1 ret i32 1
} }
define i32 @foo() { define i32 @foo() {
; CHECK-LABEL: define {{[^@]+}}@foo() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo()
; IS__TUNIT____-NEXT: ret i32 1
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@foo()
; IS__CGSCC____-NEXT: ret i32 1
; ;
%X = call i32 @callee(i1 false, i32* null) %X = call i32 @callee(i1 false, i32* null)
ret i32 %X ret i32 %X
} }

llvm/test/Transforms/Attributor/value-simplify.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
declare void @f(i32) declare void @f(i32)
declare token @llvm.call.preallocated.setup(i32) declare token @llvm.call.preallocated.setup(i32)
Show All 15 Lines
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @test1(i32 1) tail call void @test1(i32 1)
ret void ret void
} }
; TEST 2 : Simplify return value ; TEST 2 : Simplify return value
define i32 @return0() { define i32 @return0() {
; CHECK-LABEL: define {{[^@]+}}@return0() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@return0()
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@return0()
; IS__CGSCC____-NEXT: ret i32 0
; ;
ret i32 0 ret i32 0
} }
define i32 @return1() { define i32 @return1() {
; CHECK-LABEL: define {{[^@]+}}@return1() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____-LABEL: define {{[^@]+}}@return1()
; IS__TUNIT____-NEXT: ret i32 1
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@return1()
; IS__CGSCC____-NEXT: ret i32 1
; ;
ret i32 1 ret i32 1
} }
define i32 @test2_1(i1 %c) { define i32 @test2_1(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@test2_1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2_1
; CHECK-NEXT: br i1 [[C]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]] ; IS__TUNIT____-SAME: (i1 [[C:%.*]])
; CHECK: if.true: ; IS__TUNIT____-NEXT: br i1 [[C]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; CHECK-NEXT: [[RET0:%.*]] = add i32 0, 1 ; IS__TUNIT____: if.true:
; CHECK-NEXT: br label [[END:%.*]] ; IS__TUNIT____-NEXT: [[RET0:%.*]] = add i32 0, 1
; CHECK: if.false: ; IS__TUNIT____-NEXT: br label [[END:%.*]]
; CHECK-NEXT: br label [[END]] ; IS__TUNIT____: if.false:
; CHECK: end: ; IS__TUNIT____-NEXT: br label [[END]]
; CHECK-NEXT: [[RET:%.*]] = phi i32 [ [[RET0]], [[IF_TRUE]] ], [ 1, [[IF_FALSE]] ] ; IS__TUNIT____: end:
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____-NEXT: [[RET:%.*]] = phi i32 [ [[RET0]], [[IF_TRUE]] ], [ 1, [[IF_FALSE]] ]
; IS__TUNIT____-NEXT: ret i32 1
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2_1
; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: br i1 [[C]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
; IS__CGSCC____: if.true:
; IS__CGSCC____-NEXT: [[RET0:%.*]] = add i32 0, 1
; IS__CGSCC____-NEXT: br label [[END:%.*]]
; IS__CGSCC____: if.false:
; IS__CGSCC____-NEXT: br label [[END]]
; IS__CGSCC____: end:
; IS__CGSCC____-NEXT: [[RET:%.*]] = phi i32 [ [[RET0]], [[IF_TRUE]] ], [ 1, [[IF_FALSE]] ]
; IS__CGSCC____-NEXT: ret i32 1
; ;
br i1 %c, label %if.true, label %if.false br i1 %c, label %if.true, label %if.false
if.true: if.true:
%call = tail call i32 @return0() %call = tail call i32 @return0()
%ret0 = add i32 %call, 1 %ret0 = add i32 %call, 1
br label %end br label %end
if.false: if.false:
%ret1 = tail call i32 @return1() %ret1 = tail call i32 @return1()
br label %end br label %end
end: end:
%ret = phi i32 [ %ret0, %if.true ], [ %ret1, %if.false ] %ret = phi i32 [ %ret0, %if.true ], [ %ret1, %if.false ]
ret i32 1 ret i32 1
} }
define i32 @test2_2(i1 %c) { define i32 @test2_2(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@test2_2 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i1 [[C:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test2_2
; CHECK-NEXT: ret i32 1 ; IS__TUNIT____-SAME: (i1 [[C:%.*]])
; IS__TUNIT____-NEXT: ret i32 1
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test2_2
; IS__CGSCC____-SAME: (i1 [[C:%.*]])
; IS__CGSCC____-NEXT: ret i32 1
; ;
%ret = tail call i32 @test2_1(i1 %c) %ret = tail call i32 @test2_1(i1 %c)
ret i32 %ret ret i32 %ret
} }
declare void @use(i32) declare void @use(i32)
define void @test3(i1 %c) { define void @test3(i1 %c) {
; CHECK-LABEL: define {{[^@]+}}@test3 ; CHECK-LABEL: define {{[^@]+}}@test3
▲ Show 20 Lines • Show All 74 Lines • ▼ Show 20 Linesend:
tail call void @use(i32 %select-not-same-undef) tail call void @use(i32 %select-not-same-undef)
ret void ret void
} }
define i32 @ipccp1(i32 %a) { define i32 @ipccp1(i32 %a) {
; CHECK-LABEL: define {{[^@]+}}@ipccp1 ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32 returned [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@ipccp1
; CHECK-NEXT: br i1 true, label [[T:%.*]], label [[F:%.*]] ; IS__TUNIT____-SAME: (i32 returned [[A:%.*]])
; CHECK: t: ; IS__TUNIT____-NEXT: br i1 true, label [[T:%.*]], label [[F:%.*]]
; CHECK-NEXT: ret i32 [[A]] ; IS__TUNIT____: t:
; CHECK: f: ; IS__TUNIT____-NEXT: ret i32 [[A]]
; CHECK-NEXT: unreachable ; IS__TUNIT____: f:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp1
; IS__CGSCC____-SAME: (i32 returned [[A:%.*]])
; IS__CGSCC____-NEXT: br i1 true, label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: ret i32 [[A]]
; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: unreachable
; ;
br i1 true, label %t, label %f br i1 true, label %t, label %f
t: t:
ret i32 %a ret i32 %a
f: f:
%r = call i32 @ipccp1(i32 5) %r = call i32 @ipccp1(i32 5)
ret i32 %r ret i32 %r
} }
define internal i1 @ipccp2i(i1 %a) { define internal i1 @ipccp2i(i1 %a) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp2i() ; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp2i()
; IS__CGSCC____-NEXT: br label [[T:%.*]] ; IS__CGSCC____-NEXT: br label [[T:%.*]]
; IS__CGSCC____: t: ; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: ret i1 true ; IS__CGSCC____-NEXT: ret i1 true
; IS__CGSCC____: f: ; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
br i1 %a, label %t, label %f br i1 %a, label %t, label %f
t: t:
ret i1 %a ret i1 %a
f: f:
%r = call i1 @ipccp2i(i1 false) %r = call i1 @ipccp2i(i1 false)
ret i1 %r ret i1 %r
} }
define i1 @ipccp2() { define i1 @ipccp2() {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@ipccp2() ; IS__TUNIT____-LABEL: define {{[^@]+}}@ipccp2()
; IS__TUNIT____-NEXT: ret i1 true ; IS__TUNIT____-NEXT: ret i1 true
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp2() ; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp2()
; IS__CGSCC____-NEXT: [[R:%.*]] = call i1 @ipccp2i() ; IS__CGSCC____-NEXT: [[R:%.*]] = call i1 @ipccp2i()
; IS__CGSCC____-NEXT: ret i1 [[R]] ; IS__CGSCC____-NEXT: ret i1 [[R]]
; ;
%r = call i1 @ipccp2i(i1 true) %r = call i1 @ipccp2i(i1 true)
ret i1 %r ret i1 %r
} }
define internal i1 @ipccp2ib(i1 %a) { define internal i1 @ipccp2ib(i1 %a) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp2ib() ; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp2ib()
; IS__CGSCC____-NEXT: br label [[T:%.*]] ; IS__CGSCC____-NEXT: br label [[T:%.*]]
; IS__CGSCC____: t: ; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: ret i1 true ; IS__CGSCC____-NEXT: ret i1 true
; IS__CGSCC____: f: ; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
br i1 %a, label %t, label %f br i1 %a, label %t, label %f
t: t:
ret i1 true ret i1 true
f: f:
%r = call i1 @ipccp2ib(i1 false) %r = call i1 @ipccp2ib(i1 false)
ret i1 %r ret i1 %r
} }
define i1 @ipccp2b() { define i1 @ipccp2b() {
; CHECK-LABEL: define {{[^@]+}}@ipccp2b() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret i1 true ; IS__TUNIT____-LABEL: define {{[^@]+}}@ipccp2b()
; IS__TUNIT____-NEXT: ret i1 true
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp2b()
; IS__CGSCC____-NEXT: ret i1 true
; ;
%r = call i1 @ipccp2ib(i1 true) %r = call i1 @ipccp2ib(i1 true)
ret i1 %r ret i1 %r
} }
define internal i32 @ipccp3i(i32 %a) { define internal i32 @ipccp3i(i32 %a) {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp3i() ; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp3i()
; IS__CGSCC____-NEXT: br label [[T:%.*]] ; IS__CGSCC____-NEXT: br label [[T:%.*]]
; IS__CGSCC____: t: ; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: ret i32 7 ; IS__CGSCC____-NEXT: ret i32 7
; IS__CGSCC____: f: ; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; ;
%c = icmp eq i32 %a, 7 %c = icmp eq i32 %a, 7
br i1 %c, label %t, label %f br i1 %c, label %t, label %f
t: t:
ret i32 %a ret i32 %a
f: f:
%r = call i32 @ipccp3i(i32 5) %r = call i32 @ipccp3i(i32 5)
ret i32 %r ret i32 %r
} }
define i32 @ipccp3() { define i32 @ipccp3() {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@ipccp3() ; IS__TUNIT____-LABEL: define {{[^@]+}}@ipccp3()
; IS__TUNIT____-NEXT: ret i32 7 ; IS__TUNIT____-NEXT: ret i32 7
; ;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp3() ; IS__CGSCC____-LABEL: define {{[^@]+}}@ipccp3()
; IS__CGSCC____-NEXT: [[R:%.*]] = call i32 @ipccp3i() ; IS__CGSCC____-NEXT: [[R:%.*]] = call i32 @ipccp3i()
; IS__CGSCC____-NEXT: ret i32 [[R]] ; IS__CGSCC____-NEXT: ret i32 [[R]]
; ;
%r = call i32 @ipccp3i(i32 7) %r = call i32 @ipccp3i(i32 7)
ret i32 %r ret i32 %r
} }
; Do not touch complicated arguments (for now) ; Do not touch complicated arguments (for now)
%struct.X = type { i8* } %struct.X = type { i8* }
define internal i32* @test_inalloca(i32* inalloca %a) { define internal i32* @test_inalloca(i32* inalloca %a) {
; CHECK-LABEL: define {{[^@]+}}@test_inalloca ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* inalloca noalias nofree returned writeonly align 536870912 "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_inalloca
; CHECK-NEXT: ret i32* [[A]] ; IS__TUNIT____-SAME: (i32* inalloca noalias nofree returned writeonly align 536870912 "no-capture-maybe-returned" [[A:%.*]])
; IS__TUNIT____-NEXT: ret i32* [[A]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_inalloca
; IS__CGSCC____-SAME: (i32* inalloca noalias nofree returned writeonly align 536870912 "no-capture-maybe-returned" [[A:%.*]])
; IS__CGSCC____-NEXT: ret i32* [[A]]
; ;
ret i32* %a ret i32* %a
} }
define i32* @complicated_args_inalloca() { define i32* @complicated_args_inalloca() {
; CHECK-LABEL: define {{[^@]+}}@complicated_args_inalloca() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[CALL:%.*]] = call i32* @test_inalloca(i32* noalias nocapture nofree writeonly align 536870912 null) ; IS__TUNIT____-LABEL: define {{[^@]+}}@complicated_args_inalloca()
; CHECK-NEXT: ret i32* [[CALL]] ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32* @test_inalloca(i32* noalias nocapture nofree writeonly align 536870912 null)
; IS__TUNIT____-NEXT: ret i32* [[CALL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@complicated_args_inalloca()
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32* @test_inalloca(i32* noalias nocapture nofree writeonly align 536870912 null)
; IS__CGSCC____-NEXT: ret i32* [[CALL]]
; ;
%call = call i32* @test_inalloca(i32* null) %call = call i32* @test_inalloca(i32* null)
ret i32* %call ret i32* %call
} }
define internal i32* @test_preallocated(i32* preallocated(i32) %a) { define internal i32* @test_preallocated(i32* preallocated(i32) %a) {
; CHECK-LABEL: define {{[^@]+}}@test_preallocated ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (i32* noalias nofree returned writeonly preallocated(i32) align 536870912 "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_preallocated
; CHECK-NEXT: ret i32* [[A]] ; IS__TUNIT____-SAME: (i32* noalias nofree returned writeonly preallocated(i32) align 536870912 "no-capture-maybe-returned" [[A:%.*]])
; IS__TUNIT____-NEXT: ret i32* [[A]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_preallocated
; IS__CGSCC____-SAME: (i32* noalias nofree returned writeonly preallocated(i32) align 536870912 "no-capture-maybe-returned" [[A:%.*]])
; IS__CGSCC____-NEXT: ret i32* [[A]]
; ;
ret i32* %a ret i32* %a
} }
define i32* @complicated_args_preallocated() { define i32* @complicated_args_preallocated() {
; IS__TUNIT_OPM: Function Attrs: nounwind
; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@complicated_args_preallocated() ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@complicated_args_preallocated()
; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1) ; IS__TUNIT_OPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1)
; IS__TUNIT_OPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #5 [ "preallocated"(token [[C]]) ] ; IS__TUNIT_OPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #5 [ "preallocated"(token [[C]]) ]
; IS__TUNIT_OPM-NEXT: ret i32* [[CALL]] ; IS__TUNIT_OPM-NEXT: ret i32* [[CALL]]
; ;
; IS__TUNIT_NPM: Function Attrs: nounwind
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@complicated_args_preallocated() ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@complicated_args_preallocated()
; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1) ; IS__TUNIT_NPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1)
; IS__TUNIT_NPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #4 [ "preallocated"(token [[C]]) ] ; IS__TUNIT_NPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #4 [ "preallocated"(token [[C]]) ]
; IS__TUNIT_NPM-NEXT: ret i32* [[CALL]] ; IS__TUNIT_NPM-NEXT: ret i32* [[CALL]]
; ;
; IS__CGSCC_OPM: Function Attrs: nounwind
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@complicated_args_preallocated() ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@complicated_args_preallocated()
; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1) ; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1)
; IS__CGSCC_OPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #6 [ "preallocated"(token [[C]]) ] ; IS__CGSCC_OPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #6 [ "preallocated"(token [[C]]) ]
; IS__CGSCC_OPM-NEXT: ret i32* [[CALL]] ; IS__CGSCC_OPM-NEXT: ret i32* [[CALL]]
; ;
; IS__CGSCC_NPM: Function Attrs: nounwind
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@complicated_args_preallocated() ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@complicated_args_preallocated()
; IS__CGSCC_NPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1) ; IS__CGSCC_NPM-NEXT: [[C:%.*]] = call token @llvm.call.preallocated.setup(i32 1)
; IS__CGSCC_NPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #5 [ "preallocated"(token [[C]]) ] ; IS__CGSCC_NPM-NEXT: [[CALL:%.*]] = call i32* @test_preallocated(i32* noalias nocapture nofree writeonly preallocated(i32) align 536870912 null) #5 [ "preallocated"(token [[C]]) ]
; IS__CGSCC_NPM-NEXT: ret i32* [[CALL]] ; IS__CGSCC_NPM-NEXT: ret i32* [[CALL]]
; ;
%c = call token @llvm.call.preallocated.setup(i32 1) %c = call token @llvm.call.preallocated.setup(i32 1)
%call = call i32* @test_preallocated(i32* preallocated(i32) null) ["preallocated"(token %c)] %call = call i32* @test_preallocated(i32* preallocated(i32) null) ["preallocated"(token %c)]
ret i32* %call ret i32* %call
} }
define internal void @test_sret(%struct.X* sret %a, %struct.X** %b) { define internal void @test_sret(%struct.X* sret %a, %struct.X** %b) {
; ;
; CHECK-LABEL: define {{[^@]+}}@test_sret ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; CHECK-SAME: (%struct.X* noalias nofree nonnull sret writeonly align 536870912 dereferenceable(8) [[A:%.*]], %struct.X** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[B:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_sret
; CHECK-NEXT: store %struct.X* [[A]], %struct.X** [[B]], align 8 ; IS__TUNIT____-SAME: (%struct.X* noalias nofree nonnull sret writeonly align 536870912 dereferenceable(8) [[A:%.*]], %struct.X** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[B:%.*]])
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: store %struct.X* [[A]], %struct.X** [[B]], align 8
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_sret
; IS__CGSCC____-SAME: (%struct.X* noalias nofree nonnull sret writeonly align 536870912 dereferenceable(8) [[A:%.*]], %struct.X** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[B:%.*]])
; IS__CGSCC____-NEXT: store %struct.X* [[A]], %struct.X** [[B]], align 8
; IS__CGSCC____-NEXT: ret void
; ;
store %struct.X* %a, %struct.X** %b store %struct.X* %a, %struct.X** %b
ret void ret void
} }
; FIXME: Alignment and dereferenceability are not propagated to the argument ; FIXME: Alignment and dereferenceability are not propagated to the argument
define void @complicated_args_sret(%struct.X** %b) { define void @complicated_args_sret(%struct.X** %b) {
; ;
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@complicated_args_sret ; IS__TUNIT____-LABEL: define {{[^@]+}}@complicated_args_sret
; IS__TUNIT____-SAME: (%struct.X** nocapture nofree writeonly [[B:%.*]]) ; IS__TUNIT____-SAME: (%struct.X** nocapture nofree writeonly [[B:%.*]])
; IS__TUNIT____-NEXT: call void @test_sret(%struct.X* noalias nocapture nofree writeonly align 536870912 null, %struct.X** nocapture nofree writeonly align 8 [[B]]) ; IS__TUNIT____-NEXT: call void @test_sret(%struct.X* noalias nocapture nofree writeonly align 536870912 null, %struct.X** nocapture nofree writeonly align 8 [[B]])
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@complicated_args_sret ; IS__CGSCC____-LABEL: define {{[^@]+}}@complicated_args_sret
; IS__CGSCC____-SAME: (%struct.X** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[B:%.*]]) ; IS__CGSCC____-SAME: (%struct.X** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[B:%.*]])
; IS__CGSCC____-NEXT: call void @test_sret(%struct.X* noalias nocapture nofree nonnull writeonly align 536870912 dereferenceable(8) null, %struct.X** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[B]]) ; IS__CGSCC____-NEXT: call void @test_sret(%struct.X* noalias nocapture nofree nonnull writeonly align 536870912 dereferenceable(8) null, %struct.X** nocapture nofree nonnull writeonly align 8 dereferenceable(8) [[B]])
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; ;
call void @test_sret(%struct.X* null, %struct.X** %b) call void @test_sret(%struct.X* null, %struct.X** %b)
ret void ret void
} }
define internal %struct.X* @test_nest(%struct.X* nest %a) { define internal %struct.X* @test_nest(%struct.X* nest %a) {
; CHECK-LABEL: define {{[^@]+}}@test_nest ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-SAME: (%struct.X* nest noalias nofree readnone returned align 536870912 "no-capture-maybe-returned" [[A:%.*]]) ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_nest
; CHECK-NEXT: ret %struct.X* [[A]] ; IS__TUNIT____-SAME: (%struct.X* nest noalias nofree readnone returned align 536870912 "no-capture-maybe-returned" [[A:%.*]])
; IS__TUNIT____-NEXT: ret %struct.X* [[A]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_nest
; IS__CGSCC____-SAME: (%struct.X* nest noalias nofree readnone returned align 536870912 "no-capture-maybe-returned" [[A:%.*]])
; IS__CGSCC____-NEXT: ret %struct.X* [[A]]
; ;
ret %struct.X* %a ret %struct.X* %a
} }
define %struct.X* @complicated_args_nest() { define %struct.X* @complicated_args_nest() {
; CHECK-LABEL: define {{[^@]+}}@complicated_args_nest() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[CALL:%.*]] = call %struct.X* @test_nest(%struct.X* noalias nocapture nofree readnone align 536870912 null) ; IS__TUNIT____-LABEL: define {{[^@]+}}@complicated_args_nest()
; CHECK-NEXT: ret %struct.X* [[CALL]] ; IS__TUNIT____-NEXT: [[CALL:%.*]] = call %struct.X* @test_nest(%struct.X* noalias nocapture nofree readnone align 536870912 null)
; IS__TUNIT____-NEXT: ret %struct.X* [[CALL]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@complicated_args_nest()
; IS__CGSCC____-NEXT: [[CALL:%.*]] = call %struct.X* @test_nest(%struct.X* noalias nocapture nofree readnone align 536870912 null)
; IS__CGSCC____-NEXT: ret %struct.X* [[CALL]]
; ;
%call = call %struct.X* @test_nest(%struct.X* null) %call = call %struct.X* @test_nest(%struct.X* null)
ret %struct.X* %call ret %struct.X* %call
} }
@S = external global %struct.X @S = external global %struct.X
define internal void @test_byval(%struct.X* byval %a) { define internal void @test_byval(%struct.X* byval %a) {
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test_byval ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test_byval
; IS__CGSCC_OPM-SAME: (%struct.X* noalias nocapture nofree nonnull writeonly byval align 8 dereferenceable(8) [[A:%.*]]) ; IS__CGSCC_OPM-SAME: (%struct.X* noalias nocapture nofree nonnull writeonly byval align 8 dereferenceable(8) [[A:%.*]])
; IS__CGSCC_OPM-NEXT: [[G0:%.*]] = getelementptr [[STRUCT_X:%.*]], %struct.X* [[A]], i32 0, i32 0 ; IS__CGSCC_OPM-NEXT: [[G0:%.*]] = getelementptr [[STRUCT_X:%.*]], %struct.X* [[A]], i32 0, i32 0
; IS__CGSCC_OPM-NEXT: store i8* null, i8** [[G0]], align 8 ; IS__CGSCC_OPM-NEXT: store i8* null, i8** [[G0]], align 8
; IS__CGSCC_OPM-NEXT: ret void ; IS__CGSCC_OPM-NEXT: ret void
; ;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test_byval ; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test_byval
; IS__CGSCC_NPM-SAME: (i8* nocapture nofree readnone [[TMP0:%.*]]) ; IS__CGSCC_NPM-SAME: (i8* nocapture nofree readnone [[TMP0:%.*]])
; IS__CGSCC_NPM-NEXT: [[A_PRIV:%.*]] = alloca [[STRUCT_X:%.*]], align 8 ; IS__CGSCC_NPM-NEXT: [[A_PRIV:%.*]] = alloca [[STRUCT_X:%.*]], align 8
; IS__CGSCC_NPM-NEXT: [[A_PRIV_CAST:%.*]] = bitcast %struct.X* [[A_PRIV]] to i8** ; IS__CGSCC_NPM-NEXT: [[A_PRIV_CAST:%.*]] = bitcast %struct.X* [[A_PRIV]] to i8**
; IS__CGSCC_NPM-NEXT: store i8* [[TMP0]], i8** [[A_PRIV_CAST]], align 8 ; IS__CGSCC_NPM-NEXT: store i8* [[TMP0]], i8** [[A_PRIV_CAST]], align 8
; IS__CGSCC_NPM-NEXT: [[G0:%.*]] = getelementptr [[STRUCT_X]], %struct.X* [[A_PRIV]], i32 0, i32 0 ; IS__CGSCC_NPM-NEXT: [[G0:%.*]] = getelementptr [[STRUCT_X]], %struct.X* [[A_PRIV]], i32 0, i32 0
; IS__CGSCC_NPM-NEXT: store i8* null, i8** [[G0]], align 8 ; IS__CGSCC_NPM-NEXT: store i8* null, i8** [[G0]], align 8
; IS__CGSCC_NPM-NEXT: ret void ; IS__CGSCC_NPM-NEXT: ret void
; ;
%g0 = getelementptr %struct.X, %struct.X* %a, i32 0, i32 0 %g0 = getelementptr %struct.X, %struct.X* %a, i32 0, i32 0
store i8* null, i8** %g0 store i8* null, i8** %g0
ret void ret void
} }
define void @complicated_args_byval() { define void @complicated_args_byval() {
; CHECK-LABEL: define {{[^@]+}}@complicated_args_byval() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: ret void ; IS__TUNIT____-LABEL: define {{[^@]+}}@complicated_args_byval()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@complicated_args_byval()
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@complicated_args_byval()
; IS__CGSCC_NPM-NEXT: ret void
; ;
call void @test_byval(%struct.X* @S) call void @test_byval(%struct.X* @S)
ret void ret void
} }
define internal i8*@test_byval2(%struct.X* byval %a) { define internal i8*@test_byval2(%struct.X* byval %a) {
; CHECK-LABEL: define {{[^@]+}}@test_byval2() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-NEXT: [[G0:%.*]] = getelementptr [[STRUCT_X:%.*]], %struct.X* @S, i32 0, i32 0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@test_byval2()
; CHECK-NEXT: [[L:%.*]] = load i8*, i8** [[G0]], align 8 ; IS__TUNIT____-NEXT: [[G0:%.*]] = getelementptr [[STRUCT_X:%.*]], %struct.X* @S, i32 0, i32 0
; CHECK-NEXT: ret i8* [[L]] ; IS__TUNIT____-NEXT: [[L:%.*]] = load i8*, i8** [[G0]], align 8
; IS__TUNIT____-NEXT: ret i8* [[L]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@test_byval2()
; IS__CGSCC____-NEXT: [[G0:%.*]] = getelementptr [[STRUCT_X:%.*]], %struct.X* @S, i32 0, i32 0
; IS__CGSCC____-NEXT: [[L:%.*]] = load i8*, i8** [[G0]], align 8
; IS__CGSCC____-NEXT: ret i8* [[L]]
; ;
%g0 = getelementptr %struct.X, %struct.X* %a, i32 0, i32 0 %g0 = getelementptr %struct.X, %struct.X* %a, i32 0, i32 0
%l = load i8*, i8** %g0 %l = load i8*, i8** %g0
ret i8* %l ret i8* %l
} }
define i8* @complicated_args_byval2() { define i8* @complicated_args_byval2() {
; CHECK-LABEL: define {{[^@]+}}@complicated_args_byval2() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readonly willreturn
; CHECK-NEXT: [[C:%.*]] = call i8* @test_byval2() ; IS__TUNIT____-LABEL: define {{[^@]+}}@complicated_args_byval2()
; CHECK-NEXT: ret i8* [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = call i8* @test_byval2()
; IS__TUNIT____-NEXT: ret i8* [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readonly willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@complicated_args_byval2()
; IS__CGSCC____-NEXT: [[C:%.*]] = call i8* @test_byval2()
; IS__CGSCC____-NEXT: ret i8* [[C]]
; ;
%c = call i8* @test_byval2(%struct.X* @S) %c = call i8* @test_byval2(%struct.X* @S)
ret i8* %c ret i8* %c
} }
define void @fixpoint_changed(i32* %p) { define void @fixpoint_changed(i32* %p) {
; CHECK-LABEL: define {{[^@]+}}@fixpoint_changed ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind writeonly
; CHECK-SAME: (i32* nocapture nofree writeonly [[P:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@fixpoint_changed
; CHECK-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]])
; CHECK-NEXT: br label [[FOR_COND:%.*]] ; IS__TUNIT_OPM-NEXT: entry:
; CHECK: for.cond: ; IS__TUNIT_OPM-NEXT: br label [[FOR_COND:%.*]]
; CHECK-NEXT: [[J_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[SW_EPILOG:%.*]] ] ; IS__TUNIT_OPM: for.cond:
; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[J_0]], 30 ; IS__TUNIT_OPM-NEXT: [[J_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[SW_EPILOG:%.*]] ]
; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]] ; IS__TUNIT_OPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[J_0]], 30
; CHECK: for.body: ; IS__TUNIT_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
; CHECK-NEXT: switch i32 [[J_0]], label [[SW_EPILOG]] [ ; IS__TUNIT_OPM: for.body:
; CHECK-NEXT: i32 1, label [[SW_BB:%.*]] ; IS__TUNIT_OPM-NEXT: switch i32 [[J_0]], label [[SW_EPILOG]] [
; CHECK-NEXT: ] ; IS__TUNIT_OPM-NEXT: i32 1, label [[SW_BB:%.*]]
; CHECK: sw.bb: ; IS__TUNIT_OPM-NEXT: ]
; CHECK-NEXT: br label [[SW_EPILOG]] ; IS__TUNIT_OPM: sw.bb:
; CHECK: sw.epilog: ; IS__TUNIT_OPM-NEXT: br label [[SW_EPILOG]]
; CHECK-NEXT: [[X_0:%.*]] = phi i32 [ 255, [[FOR_BODY]] ], [ 253, [[SW_BB]] ] ; IS__TUNIT_OPM: sw.epilog:
; CHECK-NEXT: store i32 [[X_0]], i32* [[P]], align 4 ; IS__TUNIT_OPM-NEXT: [[X_0:%.*]] = phi i32 [ 255, [[FOR_BODY]] ], [ 253, [[SW_BB]] ]
; CHECK-NEXT: [[INC]] = add nsw i32 [[J_0]], 1 ; IS__TUNIT_OPM-NEXT: store i32 [[X_0]], i32* [[P]], align 4
; CHECK-NEXT: br label [[FOR_COND]] ; IS__TUNIT_OPM-NEXT: [[INC]] = add nsw i32 [[J_0]], 1
; CHECK: for.end: ; IS__TUNIT_OPM-NEXT: br label [[FOR_COND]]
; CHECK-NEXT: ret void ; IS__TUNIT_OPM: for.end:
; IS__TUNIT_OPM-NEXT: ret void
;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@fixpoint_changed
; IS__TUNIT_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]])
; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: br label [[FOR_COND:%.*]]
; IS__TUNIT_NPM: for.cond:
; IS__TUNIT_NPM-NEXT: [[J_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[SW_EPILOG:%.*]] ]
; IS__TUNIT_NPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[J_0]], 30
; IS__TUNIT_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
; IS__TUNIT_NPM: for.body:
; IS__TUNIT_NPM-NEXT: switch i32 [[J_0]], label [[SW_EPILOG]] [
; IS__TUNIT_NPM-NEXT: i32 1, label [[SW_BB:%.*]]
; IS__TUNIT_NPM-NEXT: ]
; IS__TUNIT_NPM: sw.bb:
; IS__TUNIT_NPM-NEXT: br label [[SW_EPILOG]]
; IS__TUNIT_NPM: sw.epilog:
; IS__TUNIT_NPM-NEXT: [[X_0:%.*]] = phi i32 [ 255, [[FOR_BODY]] ], [ 253, [[SW_BB]] ]
; IS__TUNIT_NPM-NEXT: store i32 [[X_0]], i32* [[P]], align 4
; IS__TUNIT_NPM-NEXT: [[INC]] = add nsw i32 [[J_0]], 1
; IS__TUNIT_NPM-NEXT: br label [[FOR_COND]]
; IS__TUNIT_NPM: for.end:
; IS__TUNIT_NPM-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@fixpoint_changed
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: br label [[FOR_COND:%.*]]
; IS__CGSCC_OPM: for.cond:
; IS__CGSCC_OPM-NEXT: [[J_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[SW_EPILOG:%.*]] ]
; IS__CGSCC_OPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[J_0]], 30
; IS__CGSCC_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
; IS__CGSCC_OPM: for.body:
; IS__CGSCC_OPM-NEXT: switch i32 [[J_0]], label [[SW_EPILOG]] [
; IS__CGSCC_OPM-NEXT: i32 1, label [[SW_BB:%.*]]
; IS__CGSCC_OPM-NEXT: ]
; IS__CGSCC_OPM: sw.bb:
; IS__CGSCC_OPM-NEXT: br label [[SW_EPILOG]]
; IS__CGSCC_OPM: sw.epilog:
; IS__CGSCC_OPM-NEXT: [[X_0:%.*]] = phi i32 [ 255, [[FOR_BODY]] ], [ 253, [[SW_BB]] ]
; IS__CGSCC_OPM-NEXT: store i32 [[X_0]], i32* [[P]], align 4
; IS__CGSCC_OPM-NEXT: [[INC]] = add nsw i32 [[J_0]], 1
; IS__CGSCC_OPM-NEXT: br label [[FOR_COND]]
; IS__CGSCC_OPM: for.end:
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@fixpoint_changed
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree writeonly [[P:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: br label [[FOR_COND:%.*]]
; IS__CGSCC_NPM: for.cond:
; IS__CGSCC_NPM-NEXT: [[J_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[SW_EPILOG:%.*]] ]
; IS__CGSCC_NPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[J_0]], 30
; IS__CGSCC_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
; IS__CGSCC_NPM: for.body:
; IS__CGSCC_NPM-NEXT: switch i32 [[J_0]], label [[SW_EPILOG]] [
; IS__CGSCC_NPM-NEXT: i32 1, label [[SW_BB:%.*]]
; IS__CGSCC_NPM-NEXT: ]
; IS__CGSCC_NPM: sw.bb:
; IS__CGSCC_NPM-NEXT: br label [[SW_EPILOG]]
; IS__CGSCC_NPM: sw.epilog:
; IS__CGSCC_NPM-NEXT: [[X_0:%.*]] = phi i32 [ 255, [[FOR_BODY]] ], [ 253, [[SW_BB]] ]
; IS__CGSCC_NPM-NEXT: store i32 [[X_0]], i32* [[P]], align 4
; IS__CGSCC_NPM-NEXT: [[INC]] = add nsw i32 [[J_0]], 1
; IS__CGSCC_NPM-NEXT: br label [[FOR_COND]]
; IS__CGSCC_NPM: for.end:
; IS__CGSCC_NPM-NEXT: ret void
; ;
entry: entry:
br label %for.cond br label %for.cond
for.cond: for.cond:
%j.0 = phi i32 [ 0, %entry ], [ %inc, %sw.epilog ] %j.0 = phi i32 [ 0, %entry ], [ %inc, %sw.epilog ]
%cmp = icmp slt i32 %j.0, 30 %cmp = icmp slt i32 %j.0, 30
br i1 %cmp, label %for.body, label %for.end br i1 %cmp, label %for.body, label %for.end
Show All 14 Lines
for.end: for.end:
ret void ret void
} }
; Check we merge undef and a constant properly. ; Check we merge undef and a constant properly.
; FIXME fold the addition and return the constant. ; FIXME fold the addition and return the constant.
define i8 @caller0() { define i8 @caller0() {
; CHECK-LABEL: define {{[^@]+}}@caller0() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[C:%.*]] = call i8 @callee() ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller0()
; CHECK-NEXT: ret i8 [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__TUNIT____-NEXT: ret i8 [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller0()
; IS__CGSCC____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__CGSCC____-NEXT: ret i8 [[C]]
; ;
%c = call i8 @callee(i8 undef) %c = call i8 @callee(i8 undef)
ret i8 %c ret i8 %c
} }
define i8 @caller1() { define i8 @caller1() {
; CHECK-LABEL: define {{[^@]+}}@caller1() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[C:%.*]] = call i8 @callee() ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller1()
; CHECK-NEXT: ret i8 [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__TUNIT____-NEXT: ret i8 [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller1()
; IS__CGSCC____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__CGSCC____-NEXT: ret i8 [[C]]
; ;
%c = call i8 @callee(i8 undef) %c = call i8 @callee(i8 undef)
ret i8 %c ret i8 %c
} }
define i8 @caller2() { define i8 @caller2() {
; CHECK-LABEL: define {{[^@]+}}@caller2() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[C:%.*]] = call i8 @callee() ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2()
; CHECK-NEXT: ret i8 [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__TUNIT____-NEXT: ret i8 [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2()
; IS__CGSCC____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__CGSCC____-NEXT: ret i8 [[C]]
; ;
%c = call i8 @callee(i8 undef) %c = call i8 @callee(i8 undef)
ret i8 %c ret i8 %c
} }
define i8 @caller_middle() { define i8 @caller_middle() {
; CHECK-LABEL: define {{[^@]+}}@caller_middle() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[C:%.*]] = call i8 @callee() ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller_middle()
; CHECK-NEXT: ret i8 [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__TUNIT____-NEXT: ret i8 [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller_middle()
; IS__CGSCC____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__CGSCC____-NEXT: ret i8 [[C]]
; ;
%c = call i8 @callee(i8 42) %c = call i8 @callee(i8 42)
ret i8 %c ret i8 %c
} }
define i8 @caller3() { define i8 @caller3() {
; CHECK-LABEL: define {{[^@]+}}@caller3() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[C:%.*]] = call i8 @callee() ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller3()
; CHECK-NEXT: ret i8 [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__TUNIT____-NEXT: ret i8 [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller3()
; IS__CGSCC____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__CGSCC____-NEXT: ret i8 [[C]]
; ;
%c = call i8 @callee(i8 undef) %c = call i8 @callee(i8 undef)
ret i8 %c ret i8 %c
} }
define i8 @caller4() { define i8 @caller4() {
; CHECK-LABEL: define {{[^@]+}}@caller4() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[C:%.*]] = call i8 @callee() ; IS__TUNIT____-LABEL: define {{[^@]+}}@caller4()
; CHECK-NEXT: ret i8 [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__TUNIT____-NEXT: ret i8 [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@caller4()
; IS__CGSCC____-NEXT: [[C:%.*]] = call i8 @callee()
; IS__CGSCC____-NEXT: ret i8 [[C]]
; ;
%c = call i8 @callee(i8 undef) %c = call i8 @callee(i8 undef)
ret i8 %c ret i8 %c
} }
define internal i8 @callee(i8 %a) { define internal i8 @callee(i8 %a) {
; CHECK-LABEL: define {{[^@]+}}@callee() ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; CHECK-NEXT: [[C:%.*]] = add i8 42, 7 ; IS__TUNIT____-LABEL: define {{[^@]+}}@callee()
; CHECK-NEXT: ret i8 [[C]] ; IS__TUNIT____-NEXT: [[C:%.*]] = add i8 42, 7
; IS__TUNIT____-NEXT: ret i8 [[C]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@callee()
; IS__CGSCC____-NEXT: [[C:%.*]] = add i8 42, 7
; IS__CGSCC____-NEXT: ret i8 [[C]]
; ;
%c = add i8 %a, 7 %c = add i8 %a, 7
ret i8 %c ret i8 %c
} }

llvm/test/Transforms/Attributor/willreturn.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes
; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM ; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target datalayout = "e-m:e-i54:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:e-i54:64-f80:128-n8:16:32:64-S128"
; Test cases specifically designed for the "willreturn" function attribute. ; Test cases specifically designed for the "willreturn" function attribute.
; We use FIXME's to indicate problems and missing attributes. ; We use FIXME's to indicate problems and missing attributes.
; TEST 1 (positive case) ; TEST 1 (positive case)
define void @only_return() #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@only_return()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn ; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
define void @only_return() #0 { ; IS__CGSCC____-LABEL: define {{[^@]+}}@only_return()
; CHECK-LABEL: define {{[^@]+}}@only_return() ; IS__CGSCC____-NEXT: ret void
; CHECK-NEXT: ret void
; ;
ret void ret void
} }
; TEST 2 (positive & negative case) ; TEST 2 (positive & negative case)
; 2.1 (positive case) ; 2.1 (positive case)
; recursive function which will halt ; recursive function which will halt
; int fib(int n){ ; int fib(int n){
; return n<=1? n : fib(n-1) + fib(n-2); ; return n<=1? n : fib(n-1) + fib(n-2);
; } ; }
; FIXME: missing willreturn ; FIXME: missing willreturn
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
define i32 @fib(i32 %0) local_unnamed_addr #0 { define i32 @fib(i32 %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-LABEL: define {{[^@]+}}@fib ; CHECK-LABEL: define {{[^@]+}}@fib
; CHECK-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr ; CHECK-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 2 ; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 2
; CHECK-NEXT: br i1 [[TMP2]], label [[TMP9:%.*]], label [[TMP3:%.*]] ; CHECK-NEXT: br i1 [[TMP2]], label [[TMP9:%.*]], label [[TMP3:%.*]]
; CHECK: 3: ; CHECK: 3:
; CHECK-NEXT: [[TMP4:%.*]] = add nsw i32 [[TMP0]], -1 ; CHECK-NEXT: [[TMP4:%.*]] = add nsw i32 [[TMP0]], -1
; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @fib(i32 [[TMP4]]) ; CHECK-NEXT: [[TMP5:%.*]] = tail call i32 @fib(i32 [[TMP4]])
; CHECK-NEXT: [[TMP6:%.*]] = add nsw i32 [[TMP0]], -2 ; CHECK-NEXT: [[TMP6:%.*]] = add nsw i32 [[TMP0]], -2
Show All 23 Lines
; int fact_maybe_not_halt(int n) { ; int fact_maybe_not_halt(int n) {
; if (n==0) { ; if (n==0) {
; return 1; ; return 1;
; } ; }
; return fact_maybe_not_halt( n > 0 ? n-1 : n) * n; ; return fact_maybe_not_halt( n > 0 ? n-1 : n) * n;
; } ; }
; fact_maybe_not(-1) doesn't stop. ; fact_maybe_not(-1) doesn't stop.
define i32 @fact_maybe_not_halt(i32 %0) local_unnamed_addr #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@fact_maybe_not_halt
; IS__TUNIT____-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; IS__TUNIT____-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0]], 0
; IS__TUNIT____-NEXT: br i1 [[TMP2]], label [[TMP11:%.*]], label [[TMP3:%.*]]
; IS__TUNIT____: 3:
; IS__TUNIT____-NEXT: [[TMP4:%.*]] = phi i32 [ [[TMP8:%.*]], [[TMP3]] ], [ [[TMP0]], [[TMP1:%.*]] ]
; IS__TUNIT____-NEXT: [[TMP5:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP3]] ], [ 1, [[TMP1]] ]
; IS__TUNIT____-NEXT: [[TMP6:%.*]] = icmp sgt i32 [[TMP4]], 0
; IS__TUNIT____-NEXT: [[TMP7:%.*]] = sext i1 [[TMP6]] to i32
; IS__TUNIT____-NEXT: [[TMP8]] = add nsw i32 [[TMP4]], [[TMP7]]
; IS__TUNIT____-NEXT: [[TMP9]] = mul nsw i32 [[TMP4]], [[TMP5]]
; IS__TUNIT____-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP8]], 0
; IS__TUNIT____-NEXT: br i1 [[TMP10]], label [[TMP11]], label [[TMP3]]
; IS__TUNIT____: 11:
; IS__TUNIT____-NEXT: [[TMP12:%.*]] = phi i32 [ 1, [[TMP1]] ], [ [[TMP9]], [[TMP3]] ]
; IS__TUNIT____-NEXT: ret i32 [[TMP12]]
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable ; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@fact_maybe_not_halt
define i32 @fact_maybe_not_halt(i32 %0) local_unnamed_addr #0 { ; IS__CGSCC____-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; CHECK-LABEL: define {{[^@]+}}@fact_maybe_not_halt ; IS__CGSCC____-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0]], 0
; CHECK-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr ; IS__CGSCC____-NEXT: br i1 [[TMP2]], label [[TMP11:%.*]], label [[TMP3:%.*]]
; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0]], 0 ; IS__CGSCC____: 3:
; CHECK-NEXT: br i1 [[TMP2]], label [[TMP11:%.*]], label [[TMP3:%.*]] ; IS__CGSCC____-NEXT: [[TMP4:%.*]] = phi i32 [ [[TMP8:%.*]], [[TMP3]] ], [ [[TMP0]], [[TMP1:%.*]] ]
; CHECK: 3: ; IS__CGSCC____-NEXT: [[TMP5:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP3]] ], [ 1, [[TMP1]] ]
; CHECK-NEXT: [[TMP4:%.*]] = phi i32 [ [[TMP8:%.*]], [[TMP3]] ], [ [[TMP0]], [[TMP1:%.*]] ] ; IS__CGSCC____-NEXT: [[TMP6:%.*]] = icmp sgt i32 [[TMP4]], 0
; CHECK-NEXT: [[TMP5:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP3]] ], [ 1, [[TMP1]] ] ; IS__CGSCC____-NEXT: [[TMP7:%.*]] = sext i1 [[TMP6]] to i32
; CHECK-NEXT: [[TMP6:%.*]] = icmp sgt i32 [[TMP4]], 0 ; IS__CGSCC____-NEXT: [[TMP8]] = add nsw i32 [[TMP4]], [[TMP7]]
; CHECK-NEXT: [[TMP7:%.*]] = sext i1 [[TMP6]] to i32 ; IS__CGSCC____-NEXT: [[TMP9]] = mul nsw i32 [[TMP4]], [[TMP5]]
; CHECK-NEXT: [[TMP8]] = add nsw i32 [[TMP4]], [[TMP7]] ; IS__CGSCC____-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP8]], 0
; CHECK-NEXT: [[TMP9]] = mul nsw i32 [[TMP4]], [[TMP5]] ; IS__CGSCC____-NEXT: br i1 [[TMP10]], label [[TMP11]], label [[TMP3]]
; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP8]], 0 ; IS__CGSCC____: 11:
; CHECK-NEXT: br i1 [[TMP10]], label [[TMP11]], label [[TMP3]] ; IS__CGSCC____-NEXT: [[TMP12:%.*]] = phi i32 [ 1, [[TMP1]] ], [ [[TMP9]], [[TMP3]] ]
; CHECK: 11: ; IS__CGSCC____-NEXT: ret i32 [[TMP12]]
; CHECK-NEXT: [[TMP12:%.*]] = phi i32 [ 1, [[TMP1]] ], [ [[TMP9]], [[TMP3]] ]
; CHECK-NEXT: ret i32 [[TMP12]]
; ;
%2 = icmp eq i32 %0, 0 %2 = icmp eq i32 %0, 0
br i1 %2, label %11, label %3 br i1 %2, label %11, label %3
; <label>:3: ; preds = %1, %3 ; <label>:3: ; preds = %1, %3
%4 = phi i32 [ %8, %3 ], [ %0, %1 ] %4 = phi i32 [ %8, %3 ], [ %0, %1 ]
%5 = phi i32 [ %9, %3 ], [ 1, %1 ] %5 = phi i32 [ %9, %3 ], [ 1, %1 ]
%6 = icmp sgt i32 %4, 0 %6 = icmp sgt i32 %4, 0
Show All 14 Lines
; int fact_loop(int n ){ ; int fact_loop(int n ){
; int ans = 1; ; int ans = 1;
; for(int i = 1;i<=n;i++){ ; for(int i = 1;i<=n;i++){
; ans *= i; ; ans *= i;
; } ; }
; return ans; ; return ans;
; } ; }
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
define i32 @fact_loop(i32 %0) local_unnamed_addr #0 { define i32 @fact_loop(i32 %0) local_unnamed_addr #0 {
; CHECK-LABEL: define {{[^@]+}}@fact_loop ; IS__TUNIT_OPM: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@fact_loop
; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1 ; IS__TUNIT_OPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; CHECK: 3: ; IS__TUNIT_OPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; CHECK-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ] ; IS__TUNIT_OPM: 3:
; CHECK-NEXT: ret i32 [[TMP4]] ; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; CHECK: 5: ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP4]]
; CHECK-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ] ; IS__TUNIT_OPM: 5:
; CHECK-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ] ; IS__TUNIT_OPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; CHECK-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]] ; IS__TUNIT_OPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; CHECK-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1 ; IS__TUNIT_OPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]] ; IS__TUNIT_OPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; CHECK-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]] ; IS__TUNIT_OPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; IS__TUNIT_OPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
;
; IS__TUNIT_NPM: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@fact_loop
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; IS__TUNIT_NPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__TUNIT_NPM: 3:
; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP4]]
; IS__TUNIT_NPM: 5:
; IS__TUNIT_NPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__TUNIT_NPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__TUNIT_NPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; IS__TUNIT_NPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; IS__TUNIT_NPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; IS__TUNIT_NPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
;
; IS__CGSCC_OPM: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@fact_loop
; IS__CGSCC_OPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; IS__CGSCC_OPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__CGSCC_OPM: 3:
; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; IS__CGSCC_OPM-NEXT: ret i32 [[TMP4]]
; IS__CGSCC_OPM: 5:
; IS__CGSCC_OPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_OPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_OPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; IS__CGSCC_OPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; IS__CGSCC_OPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; IS__CGSCC_OPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@fact_loop
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; IS__CGSCC_NPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__CGSCC_NPM: 3:
; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; IS__CGSCC_NPM-NEXT: ret i32 [[TMP4]]
; IS__CGSCC_NPM: 5:
; IS__CGSCC_NPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_NPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_NPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; IS__CGSCC_NPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; IS__CGSCC_NPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; IS__CGSCC_NPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
; ;
%2 = icmp slt i32 %0, 1 %2 = icmp slt i32 %0, 1
br i1 %2, label %3, label %5 br i1 %2, label %3, label %5
; <label>:3: ; preds = %5, %1 ; <label>:3: ; preds = %5, %1
%4 = phi i32 [ 1, %1 ], [ %8, %5 ] %4 = phi i32 [ 1, %1 ], [ %8, %5 ]
ret i32 %4 ret i32 %4
Show All 12 Lines
; mutual_recursion2(); ; mutual_recursion2();
; } ; }
; void mutual_recursion2(){ ; void mutual_recursion2(){
; mutual_recursion1(); ; mutual_recursion1();
; } ; }
declare void @sink() nounwind willreturn nosync nofree declare void @sink() nounwind willreturn nosync nofree
; CHECK: Function Attrs: nofree noinline nosync nounwind uwtable
; CHECK-NOT: willreturn
define void @mutual_recursion1(i1 %c) #0 { define void @mutual_recursion1(i1 %c) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@mutual_recursion1 ; CHECK-LABEL: define {{[^@]+}}@mutual_recursion1
; CHECK-SAME: (i1 [[C:%.*]]) ; CHECK-SAME: (i1 [[C:%.*]])
; CHECK-NEXT: br i1 [[C]], label [[REC:%.*]], label [[END:%.*]] ; CHECK-NEXT: br i1 [[C]], label [[REC:%.*]], label [[END:%.*]]
; CHECK: rec: ; CHECK: rec:
; CHECK-NEXT: call void @sink() ; CHECK-NEXT: call void @sink()
; CHECK-NEXT: call void @mutual_recursion2(i1 [[C]]) ; CHECK-NEXT: call void @mutual_recursion2(i1 [[C]])
; CHECK-NEXT: br label [[END]] ; CHECK-NEXT: br label [[END]]
; CHECK: end: ; CHECK: end:
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
br i1 %c, label %rec, label %end br i1 %c, label %rec, label %end
rec: rec:
call void @sink() call void @sink()
call void @mutual_recursion2(i1 %c) call void @mutual_recursion2(i1 %c)
br label %end br label %end
end: end:
ret void ret void
} }
; CHECK: Function Attrs: nofree noinline nosync nounwind uwtable
; CHECK-NOT: willreturn
define void @mutual_recursion2(i1 %c) #0 { define void @mutual_recursion2(i1 %c) #0 {
; CHECK: Function Attrs: nofree noinline nosync nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@mutual_recursion2 ; CHECK-LABEL: define {{[^@]+}}@mutual_recursion2
; CHECK-SAME: (i1 [[C:%.*]]) ; CHECK-SAME: (i1 [[C:%.*]])
; CHECK-NEXT: call void @mutual_recursion1(i1 [[C]]) ; CHECK-NEXT: call void @mutual_recursion1(i1 [[C]])
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
call void @mutual_recursion1(i1 %c) call void @mutual_recursion1(i1 %c)
ret void ret void
} }
; TEST 5 (negative case) ; TEST 5 (negative case)
; call exit/abort (has noreturn attribute) ; call exit/abort (has noreturn attribute)
; CHECK: Function Attrs: noreturn ; CHECK: Function Attrs: noreturn
; CHECK-NEXT: declare void @exit(i32) local_unnamed_add ; CHECK-NEXT: declare void @exit(i32) local_unnamed_add
declare void @exit(i32 %0) local_unnamed_addr noreturn declare void @exit(i32 %0) local_unnamed_addr noreturn
; CHECK: Function Attrs: noinline noreturn nounwind uwtable
; CHECK-NOT: willreturn
define void @only_exit() local_unnamed_addr #0 { define void @only_exit() local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline noreturn nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@only_exit() local_unnamed_addr ; CHECK-LABEL: define {{[^@]+}}@only_exit() local_unnamed_addr
; CHECK-NEXT: tail call void @exit(i32 0) ; CHECK-NEXT: tail call void @exit(i32 0)
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; ;
tail call void @exit(i32 0) tail call void @exit(i32 0)
unreachable unreachable
} }
; conditional exit ; conditional exit
; void conditional_exit(int cond, int *p){ ; void conditional_exit(int cond, int *p){
; if(cond){ ; if(cond){
; exit(0); ; exit(0);
; } ; }
; if(*p){ ; if(*p){
; exit(1); ; exit(1);
; } ; }
; return; ; return;
; } ; }
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: willreturn
define void @conditional_exit(i32 %0, i32* nocapture readonly %1) local_unnamed_addr #0 { define void @conditional_exit(i32 %0, i32* nocapture readonly %1) local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@conditional_exit ; CHECK-LABEL: define {{[^@]+}}@conditional_exit
; CHECK-SAME: (i32 [[TMP0:%.*]], i32* nocapture readonly [[TMP1:%.*]]) local_unnamed_addr ; CHECK-SAME: (i32 [[TMP0:%.*]], i32* nocapture readonly [[TMP1:%.*]]) local_unnamed_addr
; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0
; CHECK-NEXT: br i1 [[TMP3]], label [[TMP5:%.*]], label [[TMP4:%.*]] ; CHECK-NEXT: br i1 [[TMP3]], label [[TMP5:%.*]], label [[TMP4:%.*]]
; CHECK: 4: ; CHECK: 4:
; CHECK-NEXT: tail call void @exit(i32 0) ; CHECK-NEXT: tail call void @exit(i32 0)
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; CHECK: 5: ; CHECK: 5:
Show All 27 Lines
} }
; TEST 6 (positive case) ; TEST 6 (positive case)
; Call intrinsic function ; Call intrinsic function
; CHECK: Function Attrs: nounwind readnone speculatable willreturn ; CHECK: Function Attrs: nounwind readnone speculatable willreturn
; CHECK-NEXT: declare float @llvm.floor.f32(float) ; CHECK-NEXT: declare float @llvm.floor.f32(float)
declare float @llvm.floor.f32(float) declare float @llvm.floor.f32(float)
define void @call_floor(float %a) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@call_floor
; IS__TUNIT____-SAME: (float [[A:%.*]])
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn ; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
define void @call_floor(float %a) #0 { ; IS__CGSCC____-LABEL: define {{[^@]+}}@call_floor
; CHECK-LABEL: define {{[^@]+}}@call_floor ; IS__CGSCC____-SAME: (float [[A:%.*]])
; CHECK-SAME: (float [[A:%.*]]) ; IS__CGSCC____-NEXT: ret void
; CHECK-NEXT: ret void
; ;
tail call float @llvm.floor.f32(float %a) tail call float @llvm.floor.f32(float %a)
ret void ret void
} }
; CHECK: Function Attrs: noinline nosync nounwind readnone uwtable willreturn
define float @call_floor2(float %a) #0 { define float @call_floor2(float %a) #0 {
; CHECK: Function Attrs: noinline nosync nounwind readnone uwtable willreturn
; CHECK-LABEL: define {{[^@]+}}@call_floor2 ; CHECK-LABEL: define {{[^@]+}}@call_floor2
; CHECK-SAME: (float [[A:%.*]]) ; CHECK-SAME: (float [[A:%.*]])
; CHECK-NEXT: [[C:%.*]] = tail call float @llvm.floor.f32(float [[A]]) ; CHECK-NEXT: [[C:%.*]] = tail call float @llvm.floor.f32(float [[A]])
; CHECK-NEXT: ret float [[C]] ; CHECK-NEXT: ret float [[C]]
; ;
%c = tail call float @llvm.floor.f32(float %a) %c = tail call float @llvm.floor.f32(float %a)
ret float %c ret float %c
} }
; TEST 7 (negative case) ; TEST 7 (negative case)
; Call function declaration without willreturn ; Call function declaration without willreturn
; CHECK: Function Attrs: noinline nounwind uwtable ; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: willreturn ; CHECK-NOT: willreturn
; CHECK-NEXT: declare void @maybe_noreturn() ; CHECK-NEXT: declare void @maybe_noreturn()
declare void @maybe_noreturn() #0 declare void @maybe_noreturn() #0
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-NOT: willreturn
define void @call_maybe_noreturn() #0 { define void @call_maybe_noreturn() #0 {
; CHECK: Function Attrs: noinline nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@call_maybe_noreturn() ; CHECK-LABEL: define {{[^@]+}}@call_maybe_noreturn()
; CHECK-NEXT: tail call void @maybe_noreturn() ; CHECK-NEXT: tail call void @maybe_noreturn()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; ;
tail call void @maybe_noreturn() tail call void @maybe_noreturn()
ret void ret void
} }
; TEST 8 (positive case) ; TEST 8 (positive case)
; Check propagation. ; Check propagation.
; CHECK: Function Attrs: norecurse willreturn ; CHECK: Function Attrs: norecurse willreturn
; CHECK-NEXT: declare void @will_return() ; CHECK-NEXT: declare void @will_return()
declare void @will_return() willreturn norecurse declare void @will_return() willreturn norecurse
define void @f1() #0 {
; IS__TUNIT____: Function Attrs: noinline nounwind uwtable willreturn ; IS__TUNIT____: Function Attrs: noinline nounwind uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@f1()
; IS__TUNIT____-NEXT: tail call void @will_return()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: noinline norecurse nounwind uwtable willreturn ; IS__CGSCC____: Function Attrs: noinline norecurse nounwind uwtable willreturn
define void @f1() #0 { ; IS__CGSCC____-LABEL: define {{[^@]+}}@f1()
; CHECK-LABEL: define {{[^@]+}}@f1() ; IS__CGSCC____-NEXT: tail call void @will_return()
; CHECK-NEXT: tail call void @will_return() ; IS__CGSCC____-NEXT: ret void
; CHECK-NEXT: ret void
; ;
tail call void @will_return() tail call void @will_return()
ret void ret void
} }
define void @f2() #0 {
; IS__TUNIT____: Function Attrs: noinline nounwind uwtable willreturn ; IS__TUNIT____: Function Attrs: noinline nounwind uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@f2()
; IS__TUNIT____-NEXT: tail call void @f1()
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: noinline norecurse nounwind uwtable willreturn ; IS__CGSCC____: Function Attrs: noinline norecurse nounwind uwtable willreturn
define void @f2() #0 { ; IS__CGSCC____-LABEL: define {{[^@]+}}@f2()
; CHECK-LABEL: define {{[^@]+}}@f2() ; IS__CGSCC____-NEXT: tail call void @f1()
; CHECK-NEXT: tail call void @f1() ; IS__CGSCC____-NEXT: ret void
; CHECK-NEXT: ret void
; ;
tail call void @f1() tail call void @f1()
ret void ret void
} }
; TEST 9 (negative case) ; TEST 9 (negative case)
; call willreturn function in endless loop. ; call willreturn function in endless loop.
define void @call_will_return_but_has_loop() #0 {
; IS__TUNIT____: Function Attrs: noinline noreturn nounwind uwtable ; IS__TUNIT____: Function Attrs: noinline noreturn nounwind uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@call_will_return_but_has_loop()
; IS__TUNIT____-NEXT: br label [[LABEL1:%.*]]
; IS__TUNIT____: label1:
; IS__TUNIT____-NEXT: tail call void @will_return()
; IS__TUNIT____-NEXT: br label [[LABEL2:%.*]]
; IS__TUNIT____: label2:
; IS__TUNIT____-NEXT: br label [[LABEL1]]
;
; IS__CGSCC____: Function Attrs: noinline norecurse noreturn nounwind uwtable ; IS__CGSCC____: Function Attrs: noinline norecurse noreturn nounwind uwtable
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@call_will_return_but_has_loop()
define void @call_will_return_but_has_loop() #0 { ; IS__CGSCC____-NEXT: br label [[LABEL1:%.*]]
; CHECK-LABEL: define {{[^@]+}}@call_will_return_but_has_loop() ; IS__CGSCC____: label1:
; CHECK-NEXT: br label [[LABEL1:%.*]] ; IS__CGSCC____-NEXT: tail call void @will_return()
; CHECK: label1: ; IS__CGSCC____-NEXT: br label [[LABEL2:%.*]]
; CHECK-NEXT: tail call void @will_return() ; IS__CGSCC____: label2:
; CHECK-NEXT: br label [[LABEL2:%.*]] ; IS__CGSCC____-NEXT: br label [[LABEL1]]
; CHECK: label2:
; CHECK-NEXT: br label [[LABEL1]]
; ;
br label %label1 br label %label1
label1: label1:
tail call void @will_return() tail call void @will_return()
br label %label2 br label %label2
label2: label2:
br label %label1 br label %label1
} }
; TEST 10 (positive case) ; TEST 10 (positive case)
; invoke a function with willreturn ; invoke a function with willreturn
; CHECK: Function Attrs: noinline uwtable willreturn ; CHECK: Function Attrs: noinline uwtable willreturn
; CHECK-NEXT: declare i1 @maybe_raise_exception() ; CHECK-NEXT: declare i1 @maybe_raise_exception()
declare i1 @maybe_raise_exception() #1 willreturn declare i1 @maybe_raise_exception() #1 willreturn
; CHECK: Function Attrs: nounwind willreturn
define void @invoke_test() personality i32 (...)* @__gxx_personality_v0 { define void @invoke_test() personality i32 (...)* @__gxx_personality_v0 {
; IS__TUNIT____: Function Attrs: nounwind willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@invoke_test() #12 personality i32 (...)* @__gxx_personality_v0 ; IS__TUNIT____-LABEL: define {{[^@]+}}@invoke_test() #12 personality i32 (...)* @__gxx_personality_v0
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = invoke i1 @maybe_raise_exception() ; IS__TUNIT____-NEXT: [[TMP1:%.*]] = invoke i1 @maybe_raise_exception()
; IS__TUNIT____-NEXT: to label [[N:%.*]] unwind label [[F:%.*]] ; IS__TUNIT____-NEXT: to label [[N:%.*]] unwind label [[F:%.*]]
; IS__TUNIT____: N: ; IS__TUNIT____: N:
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; IS__TUNIT____: F: ; IS__TUNIT____: F:
; IS__TUNIT____-NEXT: [[VAL:%.*]] = landingpad { i8*, i32 } ; IS__TUNIT____-NEXT: [[VAL:%.*]] = landingpad { i8*, i32 }
; IS__TUNIT____-NEXT: catch i8* null ; IS__TUNIT____-NEXT: catch i8* null
; IS__TUNIT____-NEXT: ret void ; IS__TUNIT____-NEXT: ret void
; ;
; IS__CGSCC____: Function Attrs: nounwind willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@invoke_test() #14 personality i32 (...)* @__gxx_personality_v0 ; IS__CGSCC____-LABEL: define {{[^@]+}}@invoke_test() #14 personality i32 (...)* @__gxx_personality_v0
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = invoke i1 @maybe_raise_exception() ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = invoke i1 @maybe_raise_exception()
; IS__CGSCC____-NEXT: to label [[N:%.*]] unwind label [[F:%.*]] ; IS__CGSCC____-NEXT: to label [[N:%.*]] unwind label [[F:%.*]]
; IS__CGSCC____: N: ; IS__CGSCC____: N:
; IS__CGSCC____-NEXT: ret void ; IS__CGSCC____-NEXT: ret void
; IS__CGSCC____: F: ; IS__CGSCC____: F:
; IS__CGSCC____-NEXT: [[VAL:%.*]] = landingpad { i8*, i32 } ; IS__CGSCC____-NEXT: [[VAL:%.*]] = landingpad { i8*, i32 }
; IS__CGSCC____-NEXT: catch i8* null ; IS__CGSCC____-NEXT: catch i8* null
Show All 17 Lines
; int loop_constant_trip_count(int*p){ ; int loop_constant_trip_count(int*p){
; int ans = 0; ; int ans = 0;
; for(int i = 0;i<10;i++){ ; for(int i = 0;i<10;i++){
; ans += p[i]; ; ans += p[i];
; } ; }
; return ans; ; return ans;
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable
define i32 @loop_constant_trip_count(i32* nocapture readonly %0) #0 { define i32 @loop_constant_trip_count(i32* nocapture readonly %0) #0 {
; IS________OPM-LABEL: define {{[^@]+}}@loop_constant_trip_count ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable
; IS________OPM-SAME: (i32* nocapture nofree readonly [[TMP0:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@loop_constant_trip_count
; IS________OPM-NEXT: br label [[TMP3:%.*]] ; IS__TUNIT_OPM-SAME: (i32* nocapture nofree readonly [[TMP0:%.*]])
; IS________OPM: 2: ; IS__TUNIT_OPM-NEXT: br label [[TMP3:%.*]]
; IS________OPM-NEXT: ret i32 [[TMP8:%.*]] ; IS__TUNIT_OPM: 2:
; IS________OPM: 3: ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP8:%.*]]
; IS________OPM-NEXT: [[TMP4:%.*]] = phi i64 [ 0, [[TMP1:%.*]] ], [ [[TMP9:%.*]], [[TMP3]] ] ; IS__TUNIT_OPM: 3:
; IS________OPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP1]] ], [ [[TMP8]], [[TMP3]] ] ; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = phi i64 [ 0, [[TMP1:%.*]] ], [ [[TMP9:%.*]], [[TMP3]] ]
; IS________OPM-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 [[TMP4]] ; IS__TUNIT_OPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP1]] ], [ [[TMP8]], [[TMP3]] ]
; IS________OPM-NEXT: [[TMP7:%.*]] = load i32, i32* [[TMP6]], align 4 ; IS__TUNIT_OPM-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 [[TMP4]]
; IS________OPM-NEXT: [[TMP8]] = add nsw i32 [[TMP7]], [[TMP5]] ; IS__TUNIT_OPM-NEXT: [[TMP7:%.*]] = load i32, i32* [[TMP6]], align 4
; IS________OPM-NEXT: [[TMP9]] = add nuw nsw i64 [[TMP4]], 1 ; IS__TUNIT_OPM-NEXT: [[TMP8]] = add nsw i32 [[TMP7]], [[TMP5]]
; IS________OPM-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 10 ; IS__TUNIT_OPM-NEXT: [[TMP9]] = add nuw nsw i64 [[TMP4]], 1
; IS________OPM-NEXT: br i1 [[TMP10]], label [[TMP2:%.*]], label [[TMP3]] ; IS__TUNIT_OPM-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 10
; ; IS__TUNIT_OPM-NEXT: br i1 [[TMP10]], label [[TMP2:%.*]], label [[TMP3]]
; IS________NPM-LABEL: define {{[^@]+}}@loop_constant_trip_count ;
; IS________NPM-SAME: (i32* nocapture nofree nonnull readonly dereferenceable(4) [[TMP0:%.*]]) ; IS__TUNIT_NPM: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable willreturn
; IS________NPM-NEXT: br label [[TMP3:%.*]] ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@loop_constant_trip_count
; IS________NPM: 2: ; IS__TUNIT_NPM-SAME: (i32* nocapture nofree nonnull readonly dereferenceable(4) [[TMP0:%.*]])
; IS________NPM-NEXT: ret i32 [[TMP8:%.*]] ; IS__TUNIT_NPM-NEXT: br label [[TMP3:%.*]]
; IS________NPM: 3: ; IS__TUNIT_NPM: 2:
; IS________NPM-NEXT: [[TMP4:%.*]] = phi i64 [ 0, [[TMP1:%.*]] ], [ [[TMP9:%.*]], [[TMP3]] ] ; IS__TUNIT_NPM-NEXT: ret i32 [[TMP8:%.*]]
; IS________NPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP1]] ], [ [[TMP8]], [[TMP3]] ] ; IS__TUNIT_NPM: 3:
; IS________NPM-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 [[TMP4]] ; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = phi i64 [ 0, [[TMP1:%.*]] ], [ [[TMP9:%.*]], [[TMP3]] ]
; IS________NPM-NEXT: [[TMP7:%.*]] = load i32, i32* [[TMP6]], align 4 ; IS__TUNIT_NPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP1]] ], [ [[TMP8]], [[TMP3]] ]
; IS________NPM-NEXT: [[TMP8]] = add nsw i32 [[TMP7]], [[TMP5]] ; IS__TUNIT_NPM-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 [[TMP4]]
; IS________NPM-NEXT: [[TMP9]] = add nuw nsw i64 [[TMP4]], 1 ; IS__TUNIT_NPM-NEXT: [[TMP7:%.*]] = load i32, i32* [[TMP6]], align 4
; IS________NPM-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 10 ; IS__TUNIT_NPM-NEXT: [[TMP8]] = add nsw i32 [[TMP7]], [[TMP5]]
; IS________NPM-NEXT: br i1 [[TMP10]], label [[TMP2:%.*]], label [[TMP3]] ; IS__TUNIT_NPM-NEXT: [[TMP9]] = add nuw nsw i64 [[TMP4]], 1
; IS__TUNIT_NPM-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 10
; IS__TUNIT_NPM-NEXT: br i1 [[TMP10]], label [[TMP2:%.*]], label [[TMP3]]
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@loop_constant_trip_count
; IS__CGSCC_OPM-SAME: (i32* nocapture nofree readonly [[TMP0:%.*]])
; IS__CGSCC_OPM-NEXT: br label [[TMP3:%.*]]
; IS__CGSCC_OPM: 2:
; IS__CGSCC_OPM-NEXT: ret i32 [[TMP8:%.*]]
; IS__CGSCC_OPM: 3:
; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = phi i64 [ 0, [[TMP1:%.*]] ], [ [[TMP9:%.*]], [[TMP3]] ]
; IS__CGSCC_OPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP1]] ], [ [[TMP8]], [[TMP3]] ]
; IS__CGSCC_OPM-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 [[TMP4]]
; IS__CGSCC_OPM-NEXT: [[TMP7:%.*]] = load i32, i32* [[TMP6]], align 4
; IS__CGSCC_OPM-NEXT: [[TMP8]] = add nsw i32 [[TMP7]], [[TMP5]]
; IS__CGSCC_OPM-NEXT: [[TMP9]] = add nuw nsw i64 [[TMP4]], 1
; IS__CGSCC_OPM-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 10
; IS__CGSCC_OPM-NEXT: br i1 [[TMP10]], label [[TMP2:%.*]], label [[TMP3]]
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@loop_constant_trip_count
; IS__CGSCC_NPM-SAME: (i32* nocapture nofree nonnull readonly dereferenceable(4) [[TMP0:%.*]])
; IS__CGSCC_NPM-NEXT: br label [[TMP3:%.*]]
; IS__CGSCC_NPM: 2:
; IS__CGSCC_NPM-NEXT: ret i32 [[TMP8:%.*]]
; IS__CGSCC_NPM: 3:
; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = phi i64 [ 0, [[TMP1:%.*]] ], [ [[TMP9:%.*]], [[TMP3]] ]
; IS__CGSCC_NPM-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[TMP1]] ], [ [[TMP8]], [[TMP3]] ]
; IS__CGSCC_NPM-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 [[TMP4]]
; IS__CGSCC_NPM-NEXT: [[TMP7:%.*]] = load i32, i32* [[TMP6]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP8]] = add nsw i32 [[TMP7]], [[TMP5]]
; IS__CGSCC_NPM-NEXT: [[TMP9]] = add nuw nsw i64 [[TMP4]], 1
; IS__CGSCC_NPM-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 10
; IS__CGSCC_NPM-NEXT: br i1 [[TMP10]], label [[TMP2:%.*]], label [[TMP3]]
; ;
br label %3 br label %3
; <label>:2: ; preds = %3 ; <label>:2: ; preds = %3
ret i32 %8 ret i32 %8
; <label>:3: ; preds = %3, %1 ; <label>:3: ; preds = %3, %1
%4 = phi i64 [ 0, %1 ], [ %9, %3 ] %4 = phi i64 [ 0, %1 ], [ %9, %3 ]
Show All 12 Lines
; int loop_trip_count_unbound(unsigned s,unsigned e, int *p, int offset){ ; int loop_trip_count_unbound(unsigned s,unsigned e, int *p, int offset){
; int ans = 0; ; int ans = 0;
; for(unsigned i = s;i != e;i+=offset){ ; for(unsigned i = s;i != e;i+=offset){
; ans += p[i]; ; ans += p[i];
; } ; }
; return ans; ; return ans;
; } ; }
define i32 @loop_trip_count_unbound(i32 %0, i32 %1, i32* nocapture readonly %2, i32 %3) local_unnamed_addr #0 {
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable ; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@loop_trip_count_unbound
; IS__TUNIT____-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32* nocapture nofree readonly [[TMP2:%.*]], i32 [[TMP3:%.*]]) local_unnamed_addr
; IS__TUNIT____-NEXT: [[TMP5:%.*]] = icmp eq i32 [[TMP0]], [[TMP1]]
; IS__TUNIT____-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP8:%.*]]
; IS__TUNIT____: 6:
; IS__TUNIT____-NEXT: [[TMP7:%.*]] = phi i32 [ 0, [[TMP4:%.*]] ], [ [[TMP14:%.*]], [[TMP8]] ]
; IS__TUNIT____-NEXT: ret i32 [[TMP7]]
; IS__TUNIT____: 8:
; IS__TUNIT____-NEXT: [[TMP9:%.*]] = phi i32 [ [[TMP15:%.*]], [[TMP8]] ], [ [[TMP0]], [[TMP4]] ]
; IS__TUNIT____-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP14]], [[TMP8]] ], [ 0, [[TMP4]] ]
; IS__TUNIT____-NEXT: [[TMP11:%.*]] = zext i32 [[TMP9]] to i64
; IS__TUNIT____-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, i32* [[TMP2]], i64 [[TMP11]]
; IS__TUNIT____-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP12]], align 4
; IS__TUNIT____-NEXT: [[TMP14]] = add nsw i32 [[TMP13]], [[TMP10]]
; IS__TUNIT____-NEXT: [[TMP15]] = add i32 [[TMP9]], [[TMP3]]
; IS__TUNIT____-NEXT: [[TMP16:%.*]] = icmp eq i32 [[TMP15]], [[TMP1]]
; IS__TUNIT____-NEXT: br i1 [[TMP16]], label [[TMP6]], label [[TMP8]]
;
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable ; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@loop_trip_count_unbound
define i32 @loop_trip_count_unbound(i32 %0, i32 %1, i32* nocapture readonly %2, i32 %3) local_unnamed_addr #0 { ; IS__CGSCC____-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32* nocapture nofree readonly [[TMP2:%.*]], i32 [[TMP3:%.*]]) local_unnamed_addr
; CHECK-LABEL: define {{[^@]+}}@loop_trip_count_unbound ; IS__CGSCC____-NEXT: [[TMP5:%.*]] = icmp eq i32 [[TMP0]], [[TMP1]]
; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32* nocapture nofree readonly [[TMP2:%.*]], i32 [[TMP3:%.*]]) local_unnamed_addr ; IS__CGSCC____-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP8:%.*]]
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i32 [[TMP0]], [[TMP1]] ; IS__CGSCC____: 6:
; CHECK-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP8:%.*]] ; IS__CGSCC____-NEXT: [[TMP7:%.*]] = phi i32 [ 0, [[TMP4:%.*]] ], [ [[TMP14:%.*]], [[TMP8]] ]
; CHECK: 6: ; IS__CGSCC____-NEXT: ret i32 [[TMP7]]
; CHECK-NEXT: [[TMP7:%.*]] = phi i32 [ 0, [[TMP4:%.*]] ], [ [[TMP14:%.*]], [[TMP8]] ] ; IS__CGSCC____: 8:
; CHECK-NEXT: ret i32 [[TMP7]] ; IS__CGSCC____-NEXT: [[TMP9:%.*]] = phi i32 [ [[TMP15:%.*]], [[TMP8]] ], [ [[TMP0]], [[TMP4]] ]
; CHECK: 8: ; IS__CGSCC____-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP14]], [[TMP8]] ], [ 0, [[TMP4]] ]
; CHECK-NEXT: [[TMP9:%.*]] = phi i32 [ [[TMP15:%.*]], [[TMP8]] ], [ [[TMP0]], [[TMP4]] ] ; IS__CGSCC____-NEXT: [[TMP11:%.*]] = zext i32 [[TMP9]] to i64
; CHECK-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP14]], [[TMP8]] ], [ 0, [[TMP4]] ] ; IS__CGSCC____-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, i32* [[TMP2]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP11:%.*]] = zext i32 [[TMP9]] to i64 ; IS__CGSCC____-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP12]], align 4
; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, i32* [[TMP2]], i64 [[TMP11]] ; IS__CGSCC____-NEXT: [[TMP14]] = add nsw i32 [[TMP13]], [[TMP10]]
; CHECK-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP12]], align 4 ; IS__CGSCC____-NEXT: [[TMP15]] = add i32 [[TMP9]], [[TMP3]]
; CHECK-NEXT: [[TMP14]] = add nsw i32 [[TMP13]], [[TMP10]] ; IS__CGSCC____-NEXT: [[TMP16:%.*]] = icmp eq i32 [[TMP15]], [[TMP1]]
; CHECK-NEXT: [[TMP15]] = add i32 [[TMP9]], [[TMP3]] ; IS__CGSCC____-NEXT: br i1 [[TMP16]], label [[TMP6]], label [[TMP8]]
; CHECK-NEXT: [[TMP16:%.*]] = icmp eq i32 [[TMP15]], [[TMP1]]
; CHECK-NEXT: br i1 [[TMP16]], label [[TMP6]], label [[TMP8]]
; ;
%5 = icmp eq i32 %0, %1 %5 = icmp eq i32 %0, %1
br i1 %5, label %6, label %8 br i1 %5, label %6, label %8
; <label>:6: ; preds = %8, %4 ; <label>:6: ; preds = %8, %4
%7 = phi i32 [ 0, %4 ], [ %14, %8 ] %7 = phi i32 [ 0, %4 ], [ %14, %8 ]
ret i32 %7 ret i32 %7
Show All 16 Lines
; int ans = 0; ; int ans = 0;
; for(;n >= 0;n--){ ; for(;n >= 0;n--){
; ans += p[n]; ; ans += p[n];
; } ; }
; return ans; ; return ans;
; } ; }
; IS__TUNIT____: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable
; IS__CGSCC____: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable
define i32 @loop_trip_dec(i32 %0, i32* nocapture readonly %1) local_unnamed_addr #0 { define i32 @loop_trip_dec(i32 %0, i32* nocapture readonly %1) local_unnamed_addr #0 {
; CHECK-LABEL: define {{[^@]+}}@loop_trip_dec ; IS__TUNIT_OPM: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable
; CHECK-SAME: (i32 [[TMP0:%.*]], i32* nocapture nofree readonly [[TMP1:%.*]]) local_unnamed_addr ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@loop_trip_dec
; CHECK-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP0]], -1 ; IS__TUNIT_OPM-SAME: (i32 [[TMP0:%.*]], i32* nocapture nofree readonly [[TMP1:%.*]]) local_unnamed_addr
; CHECK-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP14:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP0]], -1
; CHECK: 4: ; IS__TUNIT_OPM-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP14:%.*]]
; CHECK-NEXT: [[TMP5:%.*]] = sext i32 [[TMP0]] to i64 ; IS__TUNIT_OPM: 4:
; CHECK-NEXT: br label [[TMP6:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP5:%.*]] = sext i32 [[TMP0]] to i64
; CHECK: 6: ; IS__TUNIT_OPM-NEXT: br label [[TMP6:%.*]]
; CHECK-NEXT: [[TMP7:%.*]] = phi i64 [ [[TMP5]], [[TMP4]] ], [ [[TMP12:%.*]], [[TMP6]] ] ; IS__TUNIT_OPM: 6:
; CHECK-NEXT: [[TMP8:%.*]] = phi i32 [ 0, [[TMP4]] ], [ [[TMP11:%.*]], [[TMP6]] ] ; IS__TUNIT_OPM-NEXT: [[TMP7:%.*]] = phi i64 [ [[TMP5]], [[TMP4]] ], [ [[TMP12:%.*]], [[TMP6]] ]
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 [[TMP7]] ; IS__TUNIT_OPM-NEXT: [[TMP8:%.*]] = phi i32 [ 0, [[TMP4]] ], [ [[TMP11:%.*]], [[TMP6]] ]
; CHECK-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP9]], align 4 ; IS__TUNIT_OPM-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP11]] = add nsw i32 [[TMP10]], [[TMP8]] ; IS__TUNIT_OPM-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP9]], align 4
; CHECK-NEXT: [[TMP12]] = add nsw i64 [[TMP7]], -1 ; IS__TUNIT_OPM-NEXT: [[TMP11]] = add nsw i32 [[TMP10]], [[TMP8]]
; CHECK-NEXT: [[TMP13:%.*]] = icmp sgt i64 [[TMP7]], 0 ; IS__TUNIT_OPM-NEXT: [[TMP12]] = add nsw i64 [[TMP7]], -1
; CHECK-NEXT: br i1 [[TMP13]], label [[TMP6]], label [[TMP14]] ; IS__TUNIT_OPM-NEXT: [[TMP13:%.*]] = icmp sgt i64 [[TMP7]], 0
; CHECK: 14: ; IS__TUNIT_OPM-NEXT: br i1 [[TMP13]], label [[TMP6]], label [[TMP14]]
; CHECK-NEXT: [[TMP15:%.*]] = phi i32 [ 0, [[TMP2:%.*]] ], [ [[TMP11]], [[TMP6]] ] ; IS__TUNIT_OPM: 14:
; CHECK-NEXT: ret i32 [[TMP15]] ; IS__TUNIT_OPM-NEXT: [[TMP15:%.*]] = phi i32 [ 0, [[TMP2:%.*]] ], [ [[TMP11]], [[TMP6]] ]
; IS__TUNIT_OPM-NEXT: ret i32 [[TMP15]]
;
; IS__TUNIT_NPM: Function Attrs: argmemonly nofree noinline nosync nounwind readonly uwtable willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@loop_trip_dec
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i32* nocapture nofree readonly [[TMP1:%.*]]) local_unnamed_addr
; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP0]], -1
; IS__TUNIT_NPM-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP14:%.*]]
; IS__TUNIT_NPM: 4:
; IS__TUNIT_NPM-NEXT: [[TMP5:%.*]] = sext i32 [[TMP0]] to i64
; IS__TUNIT_NPM-NEXT: br label [[TMP6:%.*]]
; IS__TUNIT_NPM: 6:
; IS__TUNIT_NPM-NEXT: [[TMP7:%.*]] = phi i64 [ [[TMP5]], [[TMP4]] ], [ [[TMP12:%.*]], [[TMP6]] ]
; IS__TUNIT_NPM-NEXT: [[TMP8:%.*]] = phi i32 [ 0, [[TMP4]] ], [ [[TMP11:%.*]], [[TMP6]] ]
; IS__TUNIT_NPM-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 [[TMP7]]
; IS__TUNIT_NPM-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP9]], align 4
; IS__TUNIT_NPM-NEXT: [[TMP11]] = add nsw i32 [[TMP10]], [[TMP8]]
; IS__TUNIT_NPM-NEXT: [[TMP12]] = add nsw i64 [[TMP7]], -1
; IS__TUNIT_NPM-NEXT: [[TMP13:%.*]] = icmp sgt i64 [[TMP7]], 0
; IS__TUNIT_NPM-NEXT: br i1 [[TMP13]], label [[TMP6]], label [[TMP14]]
; IS__TUNIT_NPM: 14:
; IS__TUNIT_NPM-NEXT: [[TMP15:%.*]] = phi i32 [ 0, [[TMP2:%.*]] ], [ [[TMP11]], [[TMP6]] ]
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP15]]
;
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@loop_trip_dec
; IS__CGSCC_OPM-SAME: (i32 [[TMP0:%.*]], i32* nocapture nofree readonly [[TMP1:%.*]]) local_unnamed_addr
; IS__CGSCC_OPM-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP0]], -1
; IS__CGSCC_OPM-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP14:%.*]]
; IS__CGSCC_OPM: 4:
; IS__CGSCC_OPM-NEXT: [[TMP5:%.*]] = sext i32 [[TMP0]] to i64
; IS__CGSCC_OPM-NEXT: br label [[TMP6:%.*]]
; IS__CGSCC_OPM: 6:
; IS__CGSCC_OPM-NEXT: [[TMP7:%.*]] = phi i64 [ [[TMP5]], [[TMP4]] ], [ [[TMP12:%.*]], [[TMP6]] ]
; IS__CGSCC_OPM-NEXT: [[TMP8:%.*]] = phi i32 [ 0, [[TMP4]] ], [ [[TMP11:%.*]], [[TMP6]] ]
; IS__CGSCC_OPM-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 [[TMP7]]
; IS__CGSCC_OPM-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP9]], align 4
; IS__CGSCC_OPM-NEXT: [[TMP11]] = add nsw i32 [[TMP10]], [[TMP8]]
; IS__CGSCC_OPM-NEXT: [[TMP12]] = add nsw i64 [[TMP7]], -1
; IS__CGSCC_OPM-NEXT: [[TMP13:%.*]] = icmp sgt i64 [[TMP7]], 0
; IS__CGSCC_OPM-NEXT: br i1 [[TMP13]], label [[TMP6]], label [[TMP14]]
; IS__CGSCC_OPM: 14:
; IS__CGSCC_OPM-NEXT: [[TMP15:%.*]] = phi i32 [ 0, [[TMP2:%.*]] ], [ [[TMP11]], [[TMP6]] ]
; IS__CGSCC_OPM-NEXT: ret i32 [[TMP15]]
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree noinline norecurse nosync nounwind readonly uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@loop_trip_dec
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i32* nocapture nofree readonly [[TMP1:%.*]]) local_unnamed_addr
; IS__CGSCC_NPM-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP0]], -1
; IS__CGSCC_NPM-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP14:%.*]]
; IS__CGSCC_NPM: 4:
; IS__CGSCC_NPM-NEXT: [[TMP5:%.*]] = sext i32 [[TMP0]] to i64
; IS__CGSCC_NPM-NEXT: br label [[TMP6:%.*]]
; IS__CGSCC_NPM: 6:
; IS__CGSCC_NPM-NEXT: [[TMP7:%.*]] = phi i64 [ [[TMP5]], [[TMP4]] ], [ [[TMP12:%.*]], [[TMP6]] ]
; IS__CGSCC_NPM-NEXT: [[TMP8:%.*]] = phi i32 [ 0, [[TMP4]] ], [ [[TMP11:%.*]], [[TMP6]] ]
; IS__CGSCC_NPM-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i64 [[TMP7]]
; IS__CGSCC_NPM-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP9]], align 4
; IS__CGSCC_NPM-NEXT: [[TMP11]] = add nsw i32 [[TMP10]], [[TMP8]]
; IS__CGSCC_NPM-NEXT: [[TMP12]] = add nsw i64 [[TMP7]], -1
; IS__CGSCC_NPM-NEXT: [[TMP13:%.*]] = icmp sgt i64 [[TMP7]], 0
; IS__CGSCC_NPM-NEXT: br i1 [[TMP13]], label [[TMP6]], label [[TMP14]]
; IS__CGSCC_NPM: 14:
; IS__CGSCC_NPM-NEXT: [[TMP15:%.*]] = phi i32 [ 0, [[TMP2:%.*]] ], [ [[TMP11]], [[TMP6]] ]
; IS__CGSCC_NPM-NEXT: ret i32 [[TMP15]]
; ;
%3 = icmp sgt i32 %0, -1 %3 = icmp sgt i32 %0, -1
br i1 %3, label %4, label %14 br i1 %3, label %4, label %14
; <label>:4: ; preds = %2 ; <label>:4: ; preds = %2
%5 = sext i32 %0 to i64 %5 = sext i32 %0 to i64
br label %6 br label %6
Show All 10 Lines
; <label>:14: ; preds = %6, %2 ; <label>:14: ; preds = %6, %2
%15 = phi i32 [ 0, %2 ], [ %11, %6 ] %15 = phi i32 [ 0, %2 ], [ %11, %6 ]
ret i32 %15 ret i32 %15
} }
; TEST 14 (positive case) ; TEST 14 (positive case)
; multiple return ; multiple return
define i32 @multiple_return(i32 %a) #0 {
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn ; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@multiple_return
; IS__TUNIT____-SAME: (i32 [[A:%.*]])
; IS__TUNIT____-NEXT: [[B:%.*]] = icmp eq i32 [[A]], 0
; IS__TUNIT____-NEXT: br i1 [[B]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT____: t:
; IS__TUNIT____-NEXT: ret i32 1
; IS__TUNIT____: f:
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn ; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
define i32 @multiple_return(i32 %a) #0 { ; IS__CGSCC____-LABEL: define {{[^@]+}}@multiple_return
; CHECK-LABEL: define {{[^@]+}}@multiple_return ; IS__CGSCC____-SAME: (i32 [[A:%.*]])
; CHECK-SAME: (i32 [[A:%.*]]) ; IS__CGSCC____-NEXT: [[B:%.*]] = icmp eq i32 [[A]], 0
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[A]], 0 ; IS__CGSCC____-NEXT: br i1 [[B]], label [[T:%.*]], label [[F:%.*]]
; CHECK-NEXT: br i1 [[B]], label [[T:%.*]], label [[F:%.*]] ; IS__CGSCC____: t:
; CHECK: t: ; IS__CGSCC____-NEXT: ret i32 1
; CHECK-NEXT: ret i32 1 ; IS__CGSCC____: f:
; CHECK: f: ; IS__CGSCC____-NEXT: ret i32 0
; CHECK-NEXT: ret i32 0
; ;
%b = icmp eq i32 %a, 0 %b = icmp eq i32 %a, 0
br i1 %b, label %t, label %f br i1 %b, label %t, label %f
t: t:
ret i32 1 ret i32 1
f: f:
ret i32 0 ret i32 0
} }
; TEST 15 (positive & negative case) ; TEST 15 (positive & negative case)
; unreachable exit ; unreachable exit
; 15.1 (positive case) ; 15.1 (positive case)
; IS__TUNIT____: Function Attrs: noinline nounwind uwtable
; IS__CGSCC____: Function Attrs: noinline norecurse nounwind uwtable willreturn
define void @unreachable_exit_positive1() #0 { define void @unreachable_exit_positive1() #0 {
; CHECK-LABEL: define {{[^@]+}}@unreachable_exit_positive1() ; IS__TUNIT____: Function Attrs: noinline nounwind uwtable willreturn
; CHECK-NEXT: tail call void @will_return() ; IS__TUNIT____-LABEL: define {{[^@]+}}@unreachable_exit_positive1()
; CHECK-NEXT: ret void ; IS__TUNIT____-NEXT: tail call void @will_return()
; CHECK: unreachable_label: ; IS__TUNIT____-NEXT: ret void
; CHECK-NEXT: unreachable ; IS__TUNIT____: unreachable_label:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: noinline norecurse nounwind uwtable willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@unreachable_exit_positive1()
; IS__CGSCC____-NEXT: tail call void @will_return()
; IS__CGSCC____-NEXT: ret void
; IS__CGSCC____: unreachable_label:
; IS__CGSCC____-NEXT: unreachable
; ;
tail call void @will_return() tail call void @will_return()
ret void ret void
unreachable_label: unreachable_label:
tail call void @exit(i32 0) tail call void @exit(i32 0)
unreachable unreachable
} }
; IS__TUNIT____: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; IS__CGSCC____: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
define i32 @unreachable_exit_positive2(i32) local_unnamed_addr #0 { define i32 @unreachable_exit_positive2(i32) local_unnamed_addr #0 {
; CHECK-LABEL: define {{[^@]+}}@unreachable_exit_positive2 ; IS__TUNIT_OPM: Function Attrs: nofree noinline nosync nounwind readnone uwtable
; CHECK-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@unreachable_exit_positive2
; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1 ; IS__TUNIT_OPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]] ; IS__TUNIT_OPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; CHECK: 3: ; IS__TUNIT_OPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; CHECK-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ] ; IS__TUNIT_OPM: 3:
; CHECK-NEXT: ret i32 [[TMP4]] ; IS__TUNIT_OPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; CHECK: 5: ; IS__TUNIT_OPM-NEXT: ret i32 [[TMP4]]
; CHECK-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ] ; IS__TUNIT_OPM: 5:
; CHECK-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ] ; IS__TUNIT_OPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; CHECK-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]] ; IS__TUNIT_OPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; CHECK-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1 ; IS__TUNIT_OPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]] ; IS__TUNIT_OPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; CHECK-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]] ; IS__TUNIT_OPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; CHECK: unreachable_label: ; IS__TUNIT_OPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
; CHECK-NEXT: unreachable ; IS__TUNIT_OPM: unreachable_label:
; IS__TUNIT_OPM-NEXT: unreachable
;
; IS__TUNIT_NPM: Function Attrs: nofree noinline nosync nounwind readnone uwtable willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@unreachable_exit_positive2
; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; IS__TUNIT_NPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__TUNIT_NPM: 3:
; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; IS__TUNIT_NPM-NEXT: ret i32 [[TMP4]]
; IS__TUNIT_NPM: 5:
; IS__TUNIT_NPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__TUNIT_NPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__TUNIT_NPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; IS__TUNIT_NPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; IS__TUNIT_NPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; IS__TUNIT_NPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
; IS__TUNIT_NPM: unreachable_label:
; IS__TUNIT_NPM-NEXT: unreachable
;
; IS__CGSCC_OPM: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@unreachable_exit_positive2
; IS__CGSCC_OPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; IS__CGSCC_OPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__CGSCC_OPM: 3:
; IS__CGSCC_OPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; IS__CGSCC_OPM-NEXT: ret i32 [[TMP4]]
; IS__CGSCC_OPM: 5:
; IS__CGSCC_OPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_OPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_OPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; IS__CGSCC_OPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; IS__CGSCC_OPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; IS__CGSCC_OPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
; IS__CGSCC_OPM: unreachable_label:
; IS__CGSCC_OPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: nofree noinline norecurse nosync nounwind readnone uwtable willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@unreachable_exit_positive2
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]]) local_unnamed_addr
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP0]], 1
; IS__CGSCC_NPM-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP5:%.*]]
; IS__CGSCC_NPM: 3:
; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = phi i32 [ 1, [[TMP1:%.*]] ], [ [[TMP8:%.*]], [[TMP5]] ]
; IS__CGSCC_NPM-NEXT: ret i32 [[TMP4]]
; IS__CGSCC_NPM: 5:
; IS__CGSCC_NPM-NEXT: [[TMP6:%.*]] = phi i32 [ [[TMP9:%.*]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_NPM-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP8]], [[TMP5]] ], [ 1, [[TMP1]] ]
; IS__CGSCC_NPM-NEXT: [[TMP8]] = mul nsw i32 [[TMP6]], [[TMP7]]
; IS__CGSCC_NPM-NEXT: [[TMP9]] = add nuw nsw i32 [[TMP6]], 1
; IS__CGSCC_NPM-NEXT: [[TMP10:%.*]] = icmp eq i32 [[TMP6]], [[TMP0]]
; IS__CGSCC_NPM-NEXT: br i1 [[TMP10]], label [[TMP3]], label [[TMP5]]
; IS__CGSCC_NPM: unreachable_label:
; IS__CGSCC_NPM-NEXT: unreachable
; ;
%2 = icmp slt i32 %0, 1 %2 = icmp slt i32 %0, 1
br i1 %2, label %3, label %5 br i1 %2, label %3, label %5
; <label>:3: ; preds = %5, %1 ; <label>:3: ; preds = %5, %1
%4 = phi i32 [ 1, %1 ], [ %8, %5 ] %4 = phi i32 [ 1, %1 ], [ %8, %5 ]
ret i32 %4 ret i32 %4
; <label>:5: ; preds = %1, %5 ; <label>:5: ; preds = %1, %5
%6 = phi i32 [ %9, %5 ], [ 1, %1 ] %6 = phi i32 [ %9, %5 ], [ 1, %1 ]
%7 = phi i32 [ %8, %5 ], [ 1, %1 ] %7 = phi i32 [ %8, %5 ], [ 1, %1 ]
%8 = mul nsw i32 %6, %7 %8 = mul nsw i32 %6, %7
%9 = add nuw nsw i32 %6, 1 %9 = add nuw nsw i32 %6, 1
%10 = icmp eq i32 %6, %0 %10 = icmp eq i32 %6, %0
br i1 %10, label %3, label %5 br i1 %10, label %3, label %5
unreachable_label: unreachable_label:
tail call void @exit(i32 0) tail call void @exit(i32 0)
unreachable unreachable
} }
;15.2 ;15.2
; CHECK: Function Attrs: noinline noreturn nounwind uwtable
; CHECK-NOT: willreturn
define void @unreachable_exit_negative1() #0 { define void @unreachable_exit_negative1() #0 {
; CHECK: Function Attrs: noinline noreturn nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@unreachable_exit_negative1() ; CHECK-LABEL: define {{[^@]+}}@unreachable_exit_negative1()
; CHECK-NEXT: tail call void @exit(i32 0) ; CHECK-NEXT: tail call void @exit(i32 0)
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; CHECK: unreachable_label: ; CHECK: unreachable_label:
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; ;
tail call void @exit(i32 0) tail call void @exit(i32 0)
ret void ret void
unreachable_label: unreachable_label:
tail call void @exit(i32 0) tail call void @exit(i32 0)
unreachable unreachable
} }
define void @unreachable_exit_negative2() #0 {
; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable ; IS__TUNIT____: Function Attrs: nofree noinline noreturn nosync nounwind readnone uwtable
; IS__TUNIT____-LABEL: define {{[^@]+}}@unreachable_exit_negative2()
; IS__TUNIT____-NEXT: br label [[L1:%.*]]
; IS__TUNIT____: L1:
; IS__TUNIT____-NEXT: br label [[L2:%.*]]
; IS__TUNIT____: L2:
; IS__TUNIT____-NEXT: br label [[L1]]
; IS__TUNIT____: unreachable_label:
; IS__TUNIT____-NEXT: unreachable
;
; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable ; IS__CGSCC____: Function Attrs: nofree noinline norecurse noreturn nosync nounwind readnone uwtable
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@unreachable_exit_negative2()
define void @unreachable_exit_negative2() #0 { ; IS__CGSCC____-NEXT: br label [[L1:%.*]]
; CHECK-LABEL: define {{[^@]+}}@unreachable_exit_negative2() ; IS__CGSCC____: L1:
; CHECK-NEXT: br label [[L1:%.*]] ; IS__CGSCC____-NEXT: br label [[L2:%.*]]
; CHECK: L1: ; IS__CGSCC____: L2:
; CHECK-NEXT: br label [[L2:%.*]] ; IS__CGSCC____-NEXT: br label [[L1]]
; CHECK: L2: ; IS__CGSCC____: unreachable_label:
; CHECK-NEXT: br label [[L1]] ; IS__CGSCC____-NEXT: unreachable
; CHECK: unreachable_label:
; CHECK-NEXT: unreachable
; ;
br label %L1 br label %L1
L1: L1:
br label %L2 br label %L2
L2: L2:
br label %L1 br label %L1
unreachable_label: unreachable_label:
tail call void @exit(i32 0) tail call void @exit(i32 0)
unreachable unreachable
} }
; CHECK: Function Attrs: noreturn nounwind ; CHECK: Function Attrs: noreturn nounwind
; CHECK-NEXT: declare void @llvm.eh.sjlj.longjmp(i8*) ; CHECK-NEXT: declare void @llvm.eh.sjlj.longjmp(i8*)
declare void @llvm.eh.sjlj.longjmp(i8*) declare void @llvm.eh.sjlj.longjmp(i8*)
; CHECK: Function Attrs: noinline noreturn nounwind uwtable
; CHECK-NOT: willreturn
define void @call_longjmp(i8* nocapture readnone %0) local_unnamed_addr #0 { define void @call_longjmp(i8* nocapture readnone %0) local_unnamed_addr #0 {
; CHECK: Function Attrs: noinline noreturn nounwind uwtable
; CHECK-LABEL: define {{[^@]+}}@call_longjmp ; CHECK-LABEL: define {{[^@]+}}@call_longjmp
; CHECK-SAME: (i8* nocapture readnone [[TMP0:%.*]]) local_unnamed_addr ; CHECK-SAME: (i8* nocapture readnone [[TMP0:%.*]]) local_unnamed_addr
; CHECK-NEXT: tail call void @llvm.eh.sjlj.longjmp(i8* noalias readnone [[TMP0]]) ; CHECK-NEXT: tail call void @llvm.eh.sjlj.longjmp(i8* noalias readnone [[TMP0]])
; CHECK-NEXT: unreachable ; CHECK-NEXT: unreachable
; ;
tail call void @llvm.eh.sjlj.longjmp(i8* %0) tail call void @llvm.eh.sjlj.longjmp(i8* %0)
ret void ret void
} }
; TEST 16 (negative case) ; TEST 16 (negative case)
; int infinite_loop_inside_bounded_loop(int n) { ; int infinite_loop_inside_bounded_loop(int n) {
; int ans = 0; ; int ans = 0;
; for (int i = 0; i < n; i++) { ; for (int i = 0; i < n; i++) {
; while (1) ; while (1)
; ans++; ; ans++;
; } ; }
; return ans; ; return ans;
; } ; }
define i32 @infinite_loop_inside_bounded_loop(i32 %n) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@infinite_loop_inside_bounded_loop
; IS__TUNIT____-SAME: (i32 [[N:%.*]])
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[FOR_COND:%.*]]
; IS__TUNIT____: for.cond:
; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[N]], 0
; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
; IS__TUNIT____: for.cond.cleanup:
; IS__TUNIT____-NEXT: br label [[FOR_END:%.*]]
; IS__TUNIT____: for.body:
; IS__TUNIT____-NEXT: br label [[WHILE_COND:%.*]]
; IS__TUNIT____: while.cond:
; IS__TUNIT____-NEXT: br label [[WHILE_BODY:%.*]]
; IS__TUNIT____: while.body:
; IS__TUNIT____-NEXT: br label [[WHILE_COND]]
; IS__TUNIT____: for.inc:
; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: for.end:
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@infinite_loop_inside_bounded_loop
define i32 @infinite_loop_inside_bounded_loop(i32 %n) { ; IS__CGSCC____-SAME: (i32 [[N:%.*]])
; CHECK-LABEL: define {{[^@]+}}@infinite_loop_inside_bounded_loop ; IS__CGSCC____-NEXT: entry:
; CHECK-SAME: (i32 [[N:%.*]]) ; IS__CGSCC____-NEXT: br label [[FOR_COND:%.*]]
; CHECK-NEXT: entry: ; IS__CGSCC____: for.cond:
; CHECK-NEXT: br label [[FOR_COND:%.*]] ; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[N]], 0
; CHECK: for.cond: ; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[N]], 0 ; IS__CGSCC____: for.cond.cleanup:
; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; IS__CGSCC____-NEXT: br label [[FOR_END:%.*]]
; CHECK: for.cond.cleanup: ; IS__CGSCC____: for.body:
; CHECK-NEXT: br label [[FOR_END:%.*]] ; IS__CGSCC____-NEXT: br label [[WHILE_COND:%.*]]
; CHECK: for.body: ; IS__CGSCC____: while.cond:
; CHECK-NEXT: br label [[WHILE_COND:%.*]] ; IS__CGSCC____-NEXT: br label [[WHILE_BODY:%.*]]
; CHECK: while.cond: ; IS__CGSCC____: while.body:
; CHECK-NEXT: br label [[WHILE_BODY:%.*]] ; IS__CGSCC____-NEXT: br label [[WHILE_COND]]
; CHECK: while.body: ; IS__CGSCC____: for.inc:
; CHECK-NEXT: br label [[WHILE_COND]] ; IS__CGSCC____-NEXT: unreachable
; CHECK: for.inc: ; IS__CGSCC____: for.end:
; CHECK-NEXT: unreachable ; IS__CGSCC____-NEXT: ret i32 0
; CHECK: for.end:
; CHECK-NEXT: ret i32 0
; ;
entry: entry:
br label %for.cond br label %for.cond
for.cond: ; preds = %for.inc, %entry for.cond: ; preds = %for.inc, %entry
%cmp = icmp sgt i32 %n, 0 %cmp = icmp sgt i32 %n, 0
br i1 %cmp, label %for.body, label %for.cond.cleanup br i1 %cmp, label %for.body, label %for.cond.cleanup
Show All 24 Lines
; for (int i = 0; i < n; i++) { ; for (int i = 0; i < n; i++) {
; while (n--) { ; while (n--) {
; ans++; ; ans++;
; } ; }
; } ; }
; return ans; ; return ans;
; } ; }
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone
define i32 @bounded_nested_loops(i32 %n) { define i32 @bounded_nested_loops(i32 %n) {
; CHECK-LABEL: define {{[^@]+}}@bounded_nested_loops ; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone
; CHECK-SAME: (i32 [[N:%.*]]) ; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@bounded_nested_loops
; CHECK-NEXT: entry: ; IS__TUNIT_OPM-SAME: (i32 [[N:%.*]])
; CHECK-NEXT: br label [[FOR_COND:%.*]] ; IS__TUNIT_OPM-NEXT: entry:
; CHECK: for.cond: ; IS__TUNIT_OPM-NEXT: br label [[FOR_COND:%.*]]
; CHECK-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC1:%.*]], [[FOR_INC:%.*]] ] ; IS__TUNIT_OPM: for.cond:
; CHECK-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[TMP:%.*]], [[FOR_INC]] ] ; IS__TUNIT_OPM-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC1:%.*]], [[FOR_INC:%.*]] ]
; CHECK-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[FOR_INC]] ] ; IS__TUNIT_OPM-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[TMP:%.*]], [[FOR_INC]] ]
; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[I_0]], [[N_ADDR_0]] ; IS__TUNIT_OPM-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[FOR_INC]] ]
; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; IS__TUNIT_OPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[I_0]], [[N_ADDR_0]]
; CHECK: for.cond.cleanup: ; IS__TUNIT_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
; CHECK-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[FOR_COND]] ] ; IS__TUNIT_OPM: for.cond.cleanup:
; CHECK-NEXT: br label [[FOR_END:%.*]] ; IS__TUNIT_OPM-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[FOR_COND]] ]
; CHECK: for.body: ; IS__TUNIT_OPM-NEXT: br label [[FOR_END:%.*]]
; CHECK-NEXT: br label [[WHILE_COND:%.*]] ; IS__TUNIT_OPM: for.body:
; CHECK: while.cond: ; IS__TUNIT_OPM-NEXT: br label [[WHILE_COND:%.*]]
; CHECK-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]] ; IS__TUNIT_OPM: while.cond:
; CHECK: while.body: ; IS__TUNIT_OPM-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]]
; CHECK-NEXT: unreachable ; IS__TUNIT_OPM: while.body:
; CHECK: while.end: ; IS__TUNIT_OPM-NEXT: unreachable
; CHECK-NEXT: [[TMP]] = add i32 [[N_ADDR_0]], [[ANS_0]] ; IS__TUNIT_OPM: while.end:
; CHECK-NEXT: br label [[FOR_INC]] ; IS__TUNIT_OPM-NEXT: [[TMP]] = add i32 [[N_ADDR_0]], [[ANS_0]]
; CHECK: for.inc: ; IS__TUNIT_OPM-NEXT: br label [[FOR_INC]]
; CHECK-NEXT: [[INC1]] = add nuw nsw i32 [[I_0]], 1 ; IS__TUNIT_OPM: for.inc:
; CHECK-NEXT: br label [[FOR_COND]] ; IS__TUNIT_OPM-NEXT: [[INC1]] = add nuw nsw i32 [[I_0]], 1
; CHECK: for.end: ; IS__TUNIT_OPM-NEXT: br label [[FOR_COND]]
; CHECK-NEXT: ret i32 [[ANS_0_LCSSA]] ; IS__TUNIT_OPM: for.end:
; IS__TUNIT_OPM-NEXT: ret i32 [[ANS_0_LCSSA]]
;
; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@bounded_nested_loops
; IS__TUNIT_NPM-SAME: (i32 [[N:%.*]])
; IS__TUNIT_NPM-NEXT: entry:
; IS__TUNIT_NPM-NEXT: br label [[FOR_COND:%.*]]
; IS__TUNIT_NPM: for.cond:
; IS__TUNIT_NPM-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC1:%.*]], [[FOR_INC:%.*]] ]
; IS__TUNIT_NPM-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[TMP:%.*]], [[FOR_INC]] ]
; IS__TUNIT_NPM-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[FOR_INC]] ]
; IS__TUNIT_NPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[I_0]], [[N_ADDR_0]]
; IS__TUNIT_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
; IS__TUNIT_NPM: for.cond.cleanup:
; IS__TUNIT_NPM-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[FOR_COND]] ]
; IS__TUNIT_NPM-NEXT: br label [[FOR_END:%.*]]
; IS__TUNIT_NPM: for.body:
; IS__TUNIT_NPM-NEXT: br label [[WHILE_COND:%.*]]
; IS__TUNIT_NPM: while.cond:
; IS__TUNIT_NPM-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]]
; IS__TUNIT_NPM: while.body:
; IS__TUNIT_NPM-NEXT: unreachable
; IS__TUNIT_NPM: while.end:
; IS__TUNIT_NPM-NEXT: [[TMP]] = add i32 [[N_ADDR_0]], [[ANS_0]]
; IS__TUNIT_NPM-NEXT: br label [[FOR_INC]]
; IS__TUNIT_NPM: for.inc:
; IS__TUNIT_NPM-NEXT: [[INC1]] = add nuw nsw i32 [[I_0]], 1
; IS__TUNIT_NPM-NEXT: br label [[FOR_COND]]
; IS__TUNIT_NPM: for.end:
; IS__TUNIT_NPM-NEXT: ret i32 [[ANS_0_LCSSA]]
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@bounded_nested_loops
; IS__CGSCC_OPM-SAME: (i32 [[N:%.*]])
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: br label [[FOR_COND:%.*]]
; IS__CGSCC_OPM: for.cond:
; IS__CGSCC_OPM-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC1:%.*]], [[FOR_INC:%.*]] ]
; IS__CGSCC_OPM-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[TMP:%.*]], [[FOR_INC]] ]
; IS__CGSCC_OPM-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[FOR_INC]] ]
; IS__CGSCC_OPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[I_0]], [[N_ADDR_0]]
; IS__CGSCC_OPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
; IS__CGSCC_OPM: for.cond.cleanup:
; IS__CGSCC_OPM-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[FOR_COND]] ]
; IS__CGSCC_OPM-NEXT: br label [[FOR_END:%.*]]
; IS__CGSCC_OPM: for.body:
; IS__CGSCC_OPM-NEXT: br label [[WHILE_COND:%.*]]
; IS__CGSCC_OPM: while.cond:
; IS__CGSCC_OPM-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]]
; IS__CGSCC_OPM: while.body:
; IS__CGSCC_OPM-NEXT: unreachable
; IS__CGSCC_OPM: while.end:
; IS__CGSCC_OPM-NEXT: [[TMP]] = add i32 [[N_ADDR_0]], [[ANS_0]]
; IS__CGSCC_OPM-NEXT: br label [[FOR_INC]]
; IS__CGSCC_OPM: for.inc:
; IS__CGSCC_OPM-NEXT: [[INC1]] = add nuw nsw i32 [[I_0]], 1
; IS__CGSCC_OPM-NEXT: br label [[FOR_COND]]
; IS__CGSCC_OPM: for.end:
; IS__CGSCC_OPM-NEXT: ret i32 [[ANS_0_LCSSA]]
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@bounded_nested_loops
; IS__CGSCC_NPM-SAME: (i32 [[N:%.*]])
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: br label [[FOR_COND:%.*]]
; IS__CGSCC_NPM: for.cond:
; IS__CGSCC_NPM-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC1:%.*]], [[FOR_INC:%.*]] ]
; IS__CGSCC_NPM-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[TMP:%.*]], [[FOR_INC]] ]
; IS__CGSCC_NPM-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[FOR_INC]] ]
; IS__CGSCC_NPM-NEXT: [[CMP:%.*]] = icmp slt i32 [[I_0]], [[N_ADDR_0]]
; IS__CGSCC_NPM-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
; IS__CGSCC_NPM: for.cond.cleanup:
; IS__CGSCC_NPM-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[FOR_COND]] ]
; IS__CGSCC_NPM-NEXT: br label [[FOR_END:%.*]]
; IS__CGSCC_NPM: for.body:
; IS__CGSCC_NPM-NEXT: br label [[WHILE_COND:%.*]]
; IS__CGSCC_NPM: while.cond:
; IS__CGSCC_NPM-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]]
; IS__CGSCC_NPM: while.body:
; IS__CGSCC_NPM-NEXT: unreachable
; IS__CGSCC_NPM: while.end:
; IS__CGSCC_NPM-NEXT: [[TMP]] = add i32 [[N_ADDR_0]], [[ANS_0]]
; IS__CGSCC_NPM-NEXT: br label [[FOR_INC]]
; IS__CGSCC_NPM: for.inc:
; IS__CGSCC_NPM-NEXT: [[INC1]] = add nuw nsw i32 [[I_0]], 1
; IS__CGSCC_NPM-NEXT: br label [[FOR_COND]]
; IS__CGSCC_NPM: for.end:
; IS__CGSCC_NPM-NEXT: ret i32 [[ANS_0_LCSSA]]
; ;
entry: entry:
br label %for.cond br label %for.cond
for.cond: ; preds = %for.inc, %entry for.cond: ; preds = %for.inc, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc1, %for.inc ] %i.0 = phi i32 [ 0, %entry ], [ %inc1, %for.inc ]
%ans.0 = phi i32 [ 0, %entry ], [ %tmp, %for.inc ] %ans.0 = phi i32 [ 0, %entry ], [ %tmp, %for.inc ]
%n.addr.0 = phi i32 [ %n, %entry ], [ -1, %for.inc ] %n.addr.0 = phi i32 [ %n, %entry ], [ -1, %for.inc ]
Show All 32 Lines
; while (n++) { ; while (n++) {
; for (int i = 0; i < n; i++) { ; for (int i = 0; i < n; i++) {
; ans++; ; ans++;
; } ; }
; } ; }
; return ans; ; return ans;
; } ; }
define i32 @bounded_loop_inside_unbounded_loop(i32 %n) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@bounded_loop_inside_unbounded_loop
; IS__TUNIT____-SAME: (i32 [[N:%.*]])
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[WHILE_COND:%.*]]
; IS__TUNIT____: while.cond:
; IS__TUNIT____-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[TMP2:%.*]], [[FOR_END:%.*]] ]
; IS__TUNIT____-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[INC:%.*]], [[FOR_END]] ]
; IS__TUNIT____-NEXT: [[TMP:%.*]] = icmp sgt i32 [[N_ADDR_0]], -1
; IS__TUNIT____-NEXT: [[SMAX:%.*]] = select i1 [[TMP]], i32 [[N_ADDR_0]], i32 -1
; IS__TUNIT____-NEXT: [[INC]] = add nsw i32 [[N_ADDR_0]], 1
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[N_ADDR_0]], 0
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]]
; IS__TUNIT____: while.body:
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = add i32 [[ANS_0]], 1
; IS__TUNIT____-NEXT: br label [[FOR_COND:%.*]]
; IS__TUNIT____: for.cond:
; IS__TUNIT____-NEXT: br i1 true, label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY:%.*]]
; IS__TUNIT____: for.cond.cleanup:
; IS__TUNIT____-NEXT: [[TMP2]] = add i32 [[TMP1]], [[SMAX]]
; IS__TUNIT____-NEXT: br label [[FOR_END]]
; IS__TUNIT____: for.body:
; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: for.inc:
; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: for.end:
; IS__TUNIT____-NEXT: br label [[WHILE_COND]]
; IS__TUNIT____: while.end:
; IS__TUNIT____-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[WHILE_COND]] ]
; IS__TUNIT____-NEXT: ret i32 [[ANS_0_LCSSA]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@bounded_loop_inside_unbounded_loop
define i32 @bounded_loop_inside_unbounded_loop(i32 %n) { ; IS__CGSCC____-SAME: (i32 [[N:%.*]])
; CHECK-LABEL: define {{[^@]+}}@bounded_loop_inside_unbounded_loop ; IS__CGSCC____-NEXT: entry:
; CHECK-SAME: (i32 [[N:%.*]]) ; IS__CGSCC____-NEXT: br label [[WHILE_COND:%.*]]
; CHECK-NEXT: entry: ; IS__CGSCC____: while.cond:
; CHECK-NEXT: br label [[WHILE_COND:%.*]] ; IS__CGSCC____-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[TMP2:%.*]], [[FOR_END:%.*]] ]
; CHECK: while.cond: ; IS__CGSCC____-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[INC:%.*]], [[FOR_END]] ]
; CHECK-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[TMP2:%.*]], [[FOR_END:%.*]] ] ; IS__CGSCC____-NEXT: [[TMP:%.*]] = icmp sgt i32 [[N_ADDR_0]], -1
; CHECK-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ [[INC:%.*]], [[FOR_END]] ] ; IS__CGSCC____-NEXT: [[SMAX:%.*]] = select i1 [[TMP]], i32 [[N_ADDR_0]], i32 -1
; CHECK-NEXT: [[TMP:%.*]] = icmp sgt i32 [[N_ADDR_0]], -1 ; IS__CGSCC____-NEXT: [[INC]] = add nsw i32 [[N_ADDR_0]], 1
; CHECK-NEXT: [[SMAX:%.*]] = select i1 [[TMP]], i32 [[N_ADDR_0]], i32 -1 ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[N_ADDR_0]], 0
; CHECK-NEXT: [[INC]] = add nsw i32 [[N_ADDR_0]], 1 ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]]
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[N_ADDR_0]], 0 ; IS__CGSCC____: while.body:
; CHECK-NEXT: br i1 [[TOBOOL]], label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]] ; IS__CGSCC____-NEXT: [[TMP1:%.*]] = add i32 [[ANS_0]], 1
; CHECK: while.body: ; IS__CGSCC____-NEXT: br label [[FOR_COND:%.*]]
; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[ANS_0]], 1 ; IS__CGSCC____: for.cond:
; CHECK-NEXT: br label [[FOR_COND:%.*]] ; IS__CGSCC____-NEXT: br i1 true, label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY:%.*]]
; CHECK: for.cond: ; IS__CGSCC____: for.cond.cleanup:
; CHECK-NEXT: br i1 true, label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY:%.*]] ; IS__CGSCC____-NEXT: [[TMP2]] = add i32 [[TMP1]], [[SMAX]]
; CHECK: for.cond.cleanup: ; IS__CGSCC____-NEXT: br label [[FOR_END]]
; CHECK-NEXT: [[TMP2]] = add i32 [[TMP1]], [[SMAX]] ; IS__CGSCC____: for.body:
; CHECK-NEXT: br label [[FOR_END]] ; IS__CGSCC____-NEXT: unreachable
; CHECK: for.body: ; IS__CGSCC____: for.inc:
; CHECK-NEXT: unreachable ; IS__CGSCC____-NEXT: unreachable
; CHECK: for.inc: ; IS__CGSCC____: for.end:
; CHECK-NEXT: unreachable ; IS__CGSCC____-NEXT: br label [[WHILE_COND]]
; CHECK: for.end: ; IS__CGSCC____: while.end:
; CHECK-NEXT: br label [[WHILE_COND]] ; IS__CGSCC____-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[WHILE_COND]] ]
; CHECK: while.end: ; IS__CGSCC____-NEXT: ret i32 [[ANS_0_LCSSA]]
; CHECK-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[WHILE_COND]] ]
; CHECK-NEXT: ret i32 [[ANS_0_LCSSA]]
; ;
entry: entry:
br label %while.cond br label %while.cond
while.cond: ; preds = %for.end, %entry while.cond: ; preds = %for.end, %entry
%ans.0 = phi i32 [ 0, %entry ], [ %tmp2, %for.end ] %ans.0 = phi i32 [ 0, %entry ], [ %tmp2, %for.end ]
%n.addr.0 = phi i32 [ %n, %entry ], [ %inc, %for.end ] %n.addr.0 = phi i32 [ %n, %entry ], [ %inc, %for.end ]
%tmp = icmp sgt i32 %n.addr.0, -1 %tmp = icmp sgt i32 %n.addr.0, -1
Show All 37 Lines
; } ; }
; while (n--) { ; while (n--) {
; ans++; ; ans++;
; } ; }
; } ; }
; return ans; ; return ans;
; } ; }
define i32 @nested_unbounded_loops(i32 %n) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@nested_unbounded_loops
; IS__TUNIT____-SAME: (i32 [[N:%.*]])
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: br label [[WHILE_COND:%.*]]
; IS__TUNIT____: while.cond:
; IS__TUNIT____-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[TMP1:%.*]], [[WHILE_END10:%.*]] ]
; IS__TUNIT____-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[WHILE_END10]] ]
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[N_ADDR_0]], 0
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[WHILE_END11:%.*]], label [[WHILE_BODY:%.*]]
; IS__TUNIT____: while.body:
; IS__TUNIT____-NEXT: br label [[WHILE_COND1:%.*]]
; IS__TUNIT____: while.cond1:
; IS__TUNIT____-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY4:%.*]]
; IS__TUNIT____: while.body4:
; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: while.end:
; IS__TUNIT____-NEXT: [[TMP:%.*]] = add i32 [[N_ADDR_0]], -2
; IS__TUNIT____-NEXT: br label [[WHILE_COND5:%.*]]
; IS__TUNIT____: while.cond5:
; IS__TUNIT____-NEXT: br i1 true, label [[WHILE_END10]], label [[WHILE_BODY8:%.*]]
; IS__TUNIT____: while.body8:
; IS__TUNIT____-NEXT: unreachable
; IS__TUNIT____: while.end10:
; IS__TUNIT____-NEXT: [[TMP1]] = add i32 [[TMP]], [[ANS_0]]
; IS__TUNIT____-NEXT: br label [[WHILE_COND]]
; IS__TUNIT____: while.end11:
; IS__TUNIT____-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[WHILE_COND]] ]
; IS__TUNIT____-NEXT: ret i32 [[ANS_0_LCSSA]]
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@nested_unbounded_loops
define i32 @nested_unbounded_loops(i32 %n) { ; IS__CGSCC____-SAME: (i32 [[N:%.*]])
; CHECK-LABEL: define {{[^@]+}}@nested_unbounded_loops ; IS__CGSCC____-NEXT: entry:
; CHECK-SAME: (i32 [[N:%.*]]) ; IS__CGSCC____-NEXT: br label [[WHILE_COND:%.*]]
; CHECK-NEXT: entry: ; IS__CGSCC____: while.cond:
; CHECK-NEXT: br label [[WHILE_COND:%.*]] ; IS__CGSCC____-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[TMP1:%.*]], [[WHILE_END10:%.*]] ]
; CHECK: while.cond: ; IS__CGSCC____-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[WHILE_END10]] ]
; CHECK-NEXT: [[ANS_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[TMP1:%.*]], [[WHILE_END10:%.*]] ] ; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[N_ADDR_0]], 0
; CHECK-NEXT: [[N_ADDR_0:%.*]] = phi i32 [ [[N]], [[ENTRY]] ], [ -1, [[WHILE_END10]] ] ; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[WHILE_END11:%.*]], label [[WHILE_BODY:%.*]]
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[N_ADDR_0]], 0 ; IS__CGSCC____: while.body:
; CHECK-NEXT: br i1 [[TOBOOL]], label [[WHILE_END11:%.*]], label [[WHILE_BODY:%.*]] ; IS__CGSCC____-NEXT: br label [[WHILE_COND1:%.*]]
; CHECK: while.body: ; IS__CGSCC____: while.cond1:
; CHECK-NEXT: br label [[WHILE_COND1:%.*]] ; IS__CGSCC____-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY4:%.*]]
; CHECK: while.cond1: ; IS__CGSCC____: while.body4:
; CHECK-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY4:%.*]] ; IS__CGSCC____-NEXT: unreachable
; CHECK: while.body4: ; IS__CGSCC____: while.end:
; CHECK-NEXT: unreachable ; IS__CGSCC____-NEXT: [[TMP:%.*]] = add i32 [[N_ADDR_0]], -2
; CHECK: while.end: ; IS__CGSCC____-NEXT: br label [[WHILE_COND5:%.*]]
; CHECK-NEXT: [[TMP:%.*]] = add i32 [[N_ADDR_0]], -2 ; IS__CGSCC____: while.cond5:
; CHECK-NEXT: br label [[WHILE_COND5:%.*]] ; IS__CGSCC____-NEXT: br i1 true, label [[WHILE_END10]], label [[WHILE_BODY8:%.*]]
; CHECK: while.cond5: ; IS__CGSCC____: while.body8:
; CHECK-NEXT: br i1 true, label [[WHILE_END10]], label [[WHILE_BODY8:%.*]] ; IS__CGSCC____-NEXT: unreachable
; CHECK: while.body8: ; IS__CGSCC____: while.end10:
; CHECK-NEXT: unreachable ; IS__CGSCC____-NEXT: [[TMP1]] = add i32 [[TMP]], [[ANS_0]]
; CHECK: while.end10: ; IS__CGSCC____-NEXT: br label [[WHILE_COND]]
; CHECK-NEXT: [[TMP1]] = add i32 [[TMP]], [[ANS_0]] ; IS__CGSCC____: while.end11:
; CHECK-NEXT: br label [[WHILE_COND]] ; IS__CGSCC____-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[WHILE_COND]] ]
; CHECK: while.end11: ; IS__CGSCC____-NEXT: ret i32 [[ANS_0_LCSSA]]
; CHECK-NEXT: [[ANS_0_LCSSA:%.*]] = phi i32 [ [[ANS_0]], [[WHILE_COND]] ]
; CHECK-NEXT: ret i32 [[ANS_0_LCSSA]]
; ;
entry: entry:
br label %while.cond br label %while.cond
while.cond: ; preds = %while.end10, %entry while.cond: ; preds = %while.end10, %entry
%ans.0 = phi i32 [ 0, %entry ], [ %tmp1, %while.end10 ] %ans.0 = phi i32 [ 0, %entry ], [ %tmp1, %while.end10 ]
%n.addr.0 = phi i32 [ %n, %entry ], [ -1, %while.end10 ] %n.addr.0 = phi i32 [ %n, %entry ], [ -1, %while.end10 ]
%tobool = icmp eq i32 %n.addr.0, 0 %tobool = icmp eq i32 %n.addr.0, 0
▲ Show 20 Lines • Show All 44 Lines • ▼ Show 20 Lines
; if (fact_loop(n)>5) ; if (fact_loop(n)>5)
; goto exit; ; goto exit;
; else ; else
; goto entry1; ; goto entry1;
; exit: ; exit:
; return; ; return;
; } ; }
define void @non_loop_cycle(i32 %n) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone ; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@non_loop_cycle
; IS__TUNIT____-SAME: (i32 [[N:%.*]])
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[CALL:%.*]] = call i32 @fact_loop(i32 [[N]])
; IS__TUNIT____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[CALL]], 5
; IS__TUNIT____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: br label [[ENTRY1:%.*]]
; IS__TUNIT____: if.else:
; IS__TUNIT____-NEXT: br label [[ENTRY2:%.*]]
; IS__TUNIT____: entry1:
; IS__TUNIT____-NEXT: [[CALL1:%.*]] = call i32 @fact_loop(i32 [[N]])
; IS__TUNIT____-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[CALL1]], 5
; IS__TUNIT____-NEXT: br i1 [[CMP2]], label [[IF_THEN3:%.*]], label [[IF_ELSE4:%.*]]
; IS__TUNIT____: if.then3:
; IS__TUNIT____-NEXT: br label [[EXIT:%.*]]
; IS__TUNIT____: if.else4:
; IS__TUNIT____-NEXT: br label [[ENTRY2]]
; IS__TUNIT____: entry2:
; IS__TUNIT____-NEXT: [[CALL5:%.*]] = call i32 @fact_loop(i32 [[N]])
; IS__TUNIT____-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[CALL5]], 5
; IS__TUNIT____-NEXT: br i1 [[CMP6]], label [[IF_THEN7:%.*]], label [[IF_ELSE8:%.*]]
; IS__TUNIT____: if.then7:
; IS__TUNIT____-NEXT: br label [[EXIT]]
; IS__TUNIT____: if.else8:
; IS__TUNIT____-NEXT: br label [[ENTRY1]]
; IS__TUNIT____: exit:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone
; CHECK-NOT: willreturn ; IS__CGSCC____-LABEL: define {{[^@]+}}@non_loop_cycle
define void @non_loop_cycle(i32 %n) { ; IS__CGSCC____-SAME: (i32 [[N:%.*]])
; CHECK-LABEL: define {{[^@]+}}@non_loop_cycle ; IS__CGSCC____-NEXT: entry:
; CHECK-SAME: (i32 [[N:%.*]]) ; IS__CGSCC____-NEXT: [[CALL:%.*]] = call i32 @fact_loop(i32 [[N]])
; CHECK-NEXT: entry: ; IS__CGSCC____-NEXT: [[CMP:%.*]] = icmp sgt i32 [[CALL]], 5
; CHECK-NEXT: [[CALL:%.*]] = call i32 @fact_loop(i32 [[N]]) ; IS__CGSCC____-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[CALL]], 5 ; IS__CGSCC____: if.then:
; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]] ; IS__CGSCC____-NEXT: br label [[ENTRY1:%.*]]
; CHECK: if.then: ; IS__CGSCC____: if.else:
; CHECK-NEXT: br label [[ENTRY1:%.*]] ; IS__CGSCC____-NEXT: br label [[ENTRY2:%.*]]
; CHECK: if.else: ; IS__CGSCC____: entry1:
; CHECK-NEXT: br label [[ENTRY2:%.*]] ; IS__CGSCC____-NEXT: [[CALL1:%.*]] = call i32 @fact_loop(i32 [[N]])
; CHECK: entry1: ; IS__CGSCC____-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[CALL1]], 5
; CHECK-NEXT: [[CALL1:%.*]] = call i32 @fact_loop(i32 [[N]]) ; IS__CGSCC____-NEXT: br i1 [[CMP2]], label [[IF_THEN3:%.*]], label [[IF_ELSE4:%.*]]
; CHECK-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[CALL1]], 5 ; IS__CGSCC____: if.then3:
; CHECK-NEXT: br i1 [[CMP2]], label [[IF_THEN3:%.*]], label [[IF_ELSE4:%.*]] ; IS__CGSCC____-NEXT: br label [[EXIT:%.*]]
; CHECK: if.then3: ; IS__CGSCC____: if.else4:
; CHECK-NEXT: br label [[EXIT:%.*]] ; IS__CGSCC____-NEXT: br label [[ENTRY2]]
; CHECK: if.else4: ; IS__CGSCC____: entry2:
; CHECK-NEXT: br label [[ENTRY2]] ; IS__CGSCC____-NEXT: [[CALL5:%.*]] = call i32 @fact_loop(i32 [[N]])
; CHECK: entry2: ; IS__CGSCC____-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[CALL5]], 5
; CHECK-NEXT: [[CALL5:%.*]] = call i32 @fact_loop(i32 [[N]]) ; IS__CGSCC____-NEXT: br i1 [[CMP6]], label [[IF_THEN7:%.*]], label [[IF_ELSE8:%.*]]
; CHECK-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[CALL5]], 5 ; IS__CGSCC____: if.then7:
; CHECK-NEXT: br i1 [[CMP6]], label [[IF_THEN7:%.*]], label [[IF_ELSE8:%.*]] ; IS__CGSCC____-NEXT: br label [[EXIT]]
; CHECK: if.then7: ; IS__CGSCC____: if.else8:
; CHECK-NEXT: br label [[EXIT]] ; IS__CGSCC____-NEXT: br label [[ENTRY1]]
; CHECK: if.else8: ; IS__CGSCC____: exit:
; CHECK-NEXT: br label [[ENTRY1]] ; IS__CGSCC____-NEXT: ret void
; CHECK: exit:
; CHECK-NEXT: ret void
; ;
entry: entry:
%call = call i32 @fact_loop(i32 %n) %call = call i32 @fact_loop(i32 %n)
%cmp = icmp sgt i32 %call, 5 %cmp = icmp sgt i32 %call, 5
br i1 %cmp, label %if.then, label %if.else br i1 %cmp, label %if.then, label %if.else
if.then: ; preds = %entry if.then: ; preds = %entry
br label %entry1 br label %entry1
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