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Differential D149219

[test][HWASAN] Regenerate some HWASAN tests
ClosedPublic

Authored by vitalybuka on Apr 25 2023, 5:49 PM.

Details

Reviewers
kstoimenov
eugenis
Commits
rG6e8ce16797ca: [test][HWASAN] Regenerate some HWASAN tests
Summary

Example of the command used to update tests:

ninja -C <build_dir> opt && llvm/utils/update_test_checks.py \
  --opt-binary <build_dir>/bin/opt llvm/test/Instrumentation/HWAddressSanitizer/X86/alloca.ll

Diff Detail

Event Timeline

vitalybuka created this revision.Apr 25 2023, 5:49 PM
Herald added a project: Restricted Project. · View Herald TranscriptApr 25 2023, 5:49 PM
Herald added subscribers: luke, frasercrmck, luismarques and 19 others. · View Herald Transcript
vitalybuka requested review of this revision.Apr 25 2023, 5:49 PM
Herald added a project: Restricted Project. · View Herald TranscriptApr 25 2023, 5:49 PM
Herald added subscribers: llvm-commits, • pcwang-thead, MaskRay. · View Herald Transcript
vitalybuka added reviewers: kstoimenov, eugenis.Apr 25 2023, 5:49 PM
vitalybuka added a child revision: D149220: [HWASAN] Remove UAR tag branch !ClUARRetagToZero.Apr 25 2023, 5:52 PM
Harbormaster completed remote builds in B228169: Diff 517000.Apr 25 2023, 6:20 PM
kstoimenov accepted this revision.Apr 26 2023, 11:26 AM
This revision is now accepted and ready to land.Apr 26 2023, 11:26 AM
kstoimenov added a comment.Apr 26 2023, 11:27 AM

May add some description regarding how this was regenerated?

vitalybuka edited the summary of this revision. (Show Details)Apr 26 2023, 1:01 PM
Herald added a subscriber: pengfei. · View Herald TranscriptApr 26 2023, 1:01 PM
vitalybuka edited the summary of this revision. (Show Details)Apr 26 2023, 1:01 PM
This revision was landed with ongoing or failed builds.Apr 26 2023, 1:03 PM
Closed by commit rG6e8ce16797ca: [test][HWASAN] Regenerate some HWASAN tests (authored by vitalybuka). · Explain Why
This revision was automatically updated to reflect the committed changes.
vitalybuka added a commit: rG6e8ce16797ca: [test][HWASAN] Regenerate some HWASAN tests.
vitalybuka added a comment.Apr 26 2023, 1:04 PM
In D149219#4299682, @kstoimenov wrote:

May add some description regarding how this was regenerated?

done

awarzynski mentioned this in D149234: [HWASAN] Run sanitizer_common tests.May 2 2023, 7:34 AM

Revision Contents

PathSize
llvm/
test/
Instrumentation/
HWAddressSanitizer/
RISCV/
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137 lines
33 lines
1420 lines
83 lines
59 lines
X86/
32 lines
24 lines
75 lines
29 lines
125 lines
58 lines
49 lines
137 lines
25 lines
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1420 lines
84 lines
40 lines
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Diff 517280

llvm/test/Instrumentation/HWAddressSanitizer/RISCV/alloca-with-calls.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test alloca instrumentation when tags are generated by HWASan function. ; Test alloca instrumentation when tags are generated by HWASan function.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-generate-tags-with-calls -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -hwasan-generate-tags-with-calls -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "riscv64-unknown-linux" target triple = "riscv64-unknown-linux"
declare void @use32(ptr) declare void @use32(ptr)
define void @test_alloca() sanitize_hwaddress { define void @test_alloca() sanitize_hwaddress {
; CHECK-LABEL: @test_alloca( ; CHECK-LABEL: define void @test_alloca
; CHECK: %[[T1:[^ ]*]] = call i8 @__hwasan_generate_tag() ; CHECK-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk {
; CHECK: %[[A:[^ ]*]] = zext i8 %[[T1]] to i64 ; CHECK-NEXT: entry:
; CHECK: %[[B:[^ ]*]] = ptrtoint ptr %x to i64 ; CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__hwasan_tls, align 8
; CHECK: %[[C:[^ ]*]] = shl i64 %[[A]], 56 ; CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 72057594037927935
; CHECK: or i64 %[[B]], %[[C]] ; CHECK-NEXT: [[TMP2:%.*]] = ashr i64 [[TMP0]], 3
; CHECK-NEXT: [[TMP3:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[TMP3]] to i64
; CHECK-NEXT: [[TMP5:%.*]] = shl i64 [[TMP4]], 44
; CHECK-NEXT: [[TMP6:%.*]] = or i64 ptrtoint (ptr @test_alloca to i64), [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = inttoptr i64 [[TMP1]] to ptr
; CHECK-NEXT: store i64 [[TMP6]], ptr [[TMP7]], align 8
; CHECK-NEXT: [[TMP8:%.*]] = ashr i64 [[TMP0]], 56
; CHECK-NEXT: [[TMP9:%.*]] = shl nuw nsw i64 [[TMP8]], 12
; CHECK-NEXT: [[TMP10:%.*]] = xor i64 [[TMP9]], -1
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 8
; CHECK-NEXT: [[TMP12:%.*]] = and i64 [[TMP11]], [[TMP10]]
; CHECK-NEXT: store i64 [[TMP12]], ptr @__hwasan_tls, align 8
; CHECK-NEXT: [[TMP13:%.*]] = or i64 [[TMP1]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP13]], 1
; CHECK-NEXT: [[TMP14:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK-NEXT: [[TMP15:%.*]] = call i8 @__hwasan_generate_tag()
; CHECK-NEXT: [[TMP16:%.*]] = zext i8 [[TMP15]] to i64
; CHECK-NEXT: [[TMP17:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP18:%.*]] = shl i64 [[TMP16]], 56
; CHECK-NEXT: [[TMP19:%.*]] = or i64 [[TMP17]], [[TMP18]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP19]] to ptr
; CHECK-NEXT: [[TMP20:%.*]] = trunc i64 [[TMP16]] to i8
; CHECK-NEXT: [[TMP21:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP22:%.*]] = lshr i64 [[TMP21]], 4
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP22]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr i8, ptr [[TMP23]], i32 0
; CHECK-NEXT: store i8 4, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr i8, ptr [[X]], i32 15
; CHECK-NEXT: store i8 [[TMP20]], ptr [[TMP25]], align 1
; CHECK-NEXT: call void @use32(ptr nonnull [[X_HWASAN]])
; CHECK-NEXT: [[TMP26:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP27:%.*]] = lshr i64 [[TMP26]], 4
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP27]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP28]], i8 0, i64 1, i1 false)
; CHECK-NEXT: ret void
;
entry: entry:
%x = alloca i32, align 4 %x = alloca i32, align 4
call void @use32(ptr nonnull %x) call void @use32(ptr nonnull %x)
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/RISCV/alloca.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test alloca instrumentation. ; Test alloca instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -S | FileCheck %s --check-prefixes=CHECK,DYNAMIC-SHADOW,NO-UAR-TAGS ; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -S | FileCheck %s --check-prefixes=DYNAMIC-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=CHECK,ZERO-BASED-SHADOW,NO-UAR-TAGS ; RUN: opt < %s -passes=hwasan -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=ZERO-BASED-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -hwasan-uar-retag-to-zero=0 -S | FileCheck %s --check-prefixes=CHECK,DYNAMIC-SHADOW,UAR-TAGS ; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -hwasan-uar-retag-to-zero=0 -S | FileCheck %s --check-prefixes=DYNAMIC-SHADOW-UAR-TAGS
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "riscv64-unknown-linux" target triple = "riscv64-unknown-linux"
declare void @use32(ptr) declare void @use32(ptr)
define void @test_alloca() sanitize_hwaddress !dbg !15 { define void @test_alloca() sanitize_hwaddress !dbg !15 {
; CHECK-LABEL: @test_alloca( ; DYNAMIC-SHADOW-LABEL: define void @test_alloca
; CHECK: %[[FP:[^ ]*]] = call ptr @llvm.frameaddress.p0(i32 0) ; DYNAMIC-SHADOW-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk !dbg [[DBG7:![0-9]+]] {
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %[[FP]] to i64 ; DYNAMIC-SHADOW-NEXT: entry:
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 20 ; DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: %[[BASE_TAG:[^ ]*]] = xor i64 %[[A]], %[[B]] ; DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; CHECK: %[[X:[^ ]*]] = alloca { i32, [12 x i8] }, align 16 ; DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; CHECK: %[[X_TAG:[^ ]*]] = xor i64 %[[BASE_TAG]], 0 ; DYNAMIC-SHADOW-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; CHECK: %[[X1:[^ ]*]] = ptrtoint ptr %[[X]] to i64 ; DYNAMIC-SHADOW-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK: %[[C:[^ ]*]] = shl i64 %[[X_TAG]], 56 ; DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0, !dbg [[DBG10:![0-9]+]]
; CHECK: %[[D:[^ ]*]] = or i64 %[[X1]], %[[C]] ; DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; CHECK: %[[X_HWASAN:[^ ]*]] = inttoptr i64 %[[D]] to ptr ; DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = shl i64 [[TMP3]], 56, !dbg [[DBG10]]
; DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = or i64 [[TMP4]], [[TMP5]], !dbg [[DBG10]]
; CHECK: %[[X_TAG2:[^ ]*]] = trunc i64 %[[X_TAG]] to i8 ; DYNAMIC-SHADOW-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP6]] to ptr, !dbg [[DBG10]]
; CHECK: %[[E:[^ ]*]] = ptrtoint ptr %[[X]] to i64 ; DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = trunc i64 [[TMP3]] to i8, !dbg [[DBG10]]
; CHECK: %[[F:[^ ]*]] = lshr i64 %[[E]], 4 ; DYNAMIC-SHADOW-NEXT: [[TMP8:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; DYNAMIC-SHADOW: %[[X_SHADOW:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %[[F]] ; DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = lshr i64 [[TMP8]], 4, !dbg [[DBG10]]
; ZERO-BASED-SHADOW: %[[X_SHADOW:[^ ]*]] = inttoptr i64 %[[F]] to ptr ; DYNAMIC-SHADOW-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP9]], !dbg [[DBG10]]
; CHECK: %[[X_SHADOW_GEP:[^ ]*]] = getelementptr i8, ptr %[[X_SHADOW]], i32 0 ; DYNAMIC-SHADOW-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0, !dbg [[DBG10]]
; CHECK: store i8 4, ptr %[[X_SHADOW_GEP]] ; DYNAMIC-SHADOW-NEXT: store i8 4, ptr [[TMP11]], align 1, !dbg [[DBG10]]
; CHECK: %[[X_I8_GEP:[^ ]*]] = getelementptr i8, ptr %[[X]], i32 15 ; DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[X]], i32 15, !dbg [[DBG10]]
; CHECK: store i8 %[[X_TAG2]], ptr %[[X_I8_GEP]] ; DYNAMIC-SHADOW-NEXT: store i8 [[TMP7]], ptr [[TMP12]], align 1, !dbg [[DBG10]]
; CHECK: call void @llvm.dbg.value( ; DYNAMIC-SHADOW-NEXT: call void @llvm.dbg.value(metadata !DIArgList(ptr [[X]], ptr [[X]]), metadata [[META11:![0-9]+]], metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, DW_OP_plus, DW_OP_deref)), !dbg [[DBG10]]
; CHECK-SAME: metadata !DIArgList(ptr %[[X]], ptr %[[X]]) ; DYNAMIC-SHADOW-NEXT: call void @use32(ptr nonnull [[X_HWASAN]]), !dbg [[DBG13:![0-9]+]]
; CHECK-SAME: metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, ; DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG14:![0-9]+]]
; CHECK: call void @use32(ptr nonnull %[[X_HWASAN]]) ; DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = lshr i64 [[TMP13]], 4, !dbg [[DBG14]]
; DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP14]], !dbg [[DBG14]]
; UAR-TAGS: %[[BASE_TAG_COMPL:[^ ]*]] = xor i64 %[[BASE_TAG]], 255 ; DYNAMIC-SHADOW-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP15]], i8 0, i64 1, i1 false), !dbg [[DBG14]]
; UAR-TAGS: %[[X_TAG_UAR:[^ ]*]] = trunc i64 %[[BASE_TAG_COMPL]] to i8 ; DYNAMIC-SHADOW-NEXT: ret void, !dbg [[DBG14]]
; CHECK: %[[E2:[^ ]*]] = ptrtoint ptr %[[X]] to i64 ;
; CHECK: %[[F2:[^ ]*]] = lshr i64 %[[E2]], 4 ; ZERO-BASED-SHADOW-LABEL: define void @test_alloca
; DYNAMIC-SHADOW: %[[X_SHADOW2:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %[[F2]] ; ZERO-BASED-SHADOW-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk !dbg [[DBG7:![0-9]+]] {
; ZERO-BASED-SHADOW: %[[X_SHADOW2:[^ ]*]] = inttoptr i64 %[[F2]] to ptr ; ZERO-BASED-SHADOW-NEXT: entry:
; NO-UAR-TAGS: call void @llvm.memset.p0.i64(ptr align 1 %[[X_SHADOW2]], i8 0, i64 1, i1 false) ; ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; UAR-TAGS: call void @llvm.memset.p0.i64(ptr align 1 %[[X_SHADOW2]], i8 %[[X_TAG_UAR]], i64 1, i1 false) ; ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK: ret void ; ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; ZERO-BASED-SHADOW-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; ZERO-BASED-SHADOW-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0, !dbg [[DBG10:![0-9]+]]
; ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = shl i64 [[TMP3]], 56, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = or i64 [[TMP4]], [[TMP5]], !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP6]] to ptr, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = trunc i64 [[TMP3]] to i8, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP8:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = lshr i64 [[TMP8]], 4, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP10:%.*]] = inttoptr i64 [[TMP9]] to ptr, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: store i8 4, ptr [[TMP11]], align 1, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[X]], i32 15, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: store i8 [[TMP7]], ptr [[TMP12]], align 1, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: call void @llvm.dbg.value(metadata !DIArgList(ptr [[X]], ptr [[X]]), metadata [[META11:![0-9]+]], metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, DW_OP_plus, DW_OP_deref)), !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: call void @use32(ptr nonnull [[X_HWASAN]]), !dbg [[DBG13:![0-9]+]]
; ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG14:![0-9]+]]
; ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = lshr i64 [[TMP13]], 4, !dbg [[DBG14]]
; ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = inttoptr i64 [[TMP14]] to ptr, !dbg [[DBG14]]
; ZERO-BASED-SHADOW-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP15]], i8 0, i64 1, i1 false), !dbg [[DBG14]]
; ZERO-BASED-SHADOW-NEXT: ret void, !dbg [[DBG14]]
;
; DYNAMIC-SHADOW-UAR-TAGS-LABEL: define void @test_alloca
; DYNAMIC-SHADOW-UAR-TAGS-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk !dbg [[DBG7:![0-9]+]] {
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: entry:
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP3:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0, !dbg [[DBG10:![0-9]+]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP5:%.*]] = shl i64 [[TMP3]], 56, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP6:%.*]] = or i64 [[TMP4]], [[TMP5]], !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP6]] to ptr, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP7:%.*]] = trunc i64 [[TMP3]] to i8, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP8:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP9:%.*]] = lshr i64 [[TMP8]], 4, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP9]], !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: store i8 4, ptr [[TMP11]], align 1, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[X]], i32 15, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: store i8 [[TMP7]], ptr [[TMP12]], align 1, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: call void @llvm.dbg.value(metadata !DIArgList(ptr [[X]], ptr [[X]]), metadata [[META11:![0-9]+]], metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, DW_OP_plus, DW_OP_deref)), !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: call void @use32(ptr nonnull [[X_HWASAN]]), !dbg [[DBG13:![0-9]+]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP13:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 255, !dbg [[DBG14:![0-9]+]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP14:%.*]] = trunc i64 [[TMP13]] to i8, !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP15:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP16:%.*]] = lshr i64 [[TMP15]], 4, !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP17:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP16]], !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP17]], i8 [[TMP14]], i64 1, i1 false), !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: ret void, !dbg [[DBG14]]
;
entry: entry:
%x = alloca i32, align 4 %x = alloca i32, align 4
call void @llvm.dbg.value(metadata !DIArgList(ptr %x, ptr %x), metadata !22, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_deref)), !dbg !21 call void @llvm.dbg.value(metadata !DIArgList(ptr %x, ptr %x), metadata !22, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_deref)), !dbg !21
call void @use32(ptr nonnull %x), !dbg !23 call void @use32(ptr nonnull %x), !dbg !23
ret void, !dbg !24 ret void, !dbg !24
} }
declare void @llvm.dbg.value(metadata, metadata, metadata) declare void @llvm.dbg.value(metadata, metadata, metadata)
Show All 20 Lines

llvm/test/Instrumentation/HWAddressSanitizer/RISCV/atomic.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test basic address sanitizer instrumentation. ; Test basic address sanitizer instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "riscv64-unknown-linux" target triple = "riscv64-unknown-linux"
define void @atomicrmw(ptr %ptr) sanitize_hwaddress { define void @atomicrmw(ptr %ptr) sanitize_hwaddress {
; CHECK-LABEL: @atomicrmw( ; CHECK-LABEL: define void @atomicrmw
; CHECK: call void @llvm.hwasan.check.memaccess.shortgranules({{.*}}, ptr %ptr, i32 19) ; CHECK-SAME: (ptr [[PTR:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK: atomicrmw add ptr %ptr, i64 1 seq_cst ; CHECK-NEXT: entry:
; CHECK: ret void ; CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__hwasan_tls, align 8
; CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 72057594037927935
; CHECK-NEXT: [[TMP2:%.*]] = or i64 [[TMP1]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP2]], 1
; CHECK-NEXT: [[TMP3:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[TMP3]], ptr [[PTR]], i32 19)
; CHECK-NEXT: [[TMP4:%.*]] = atomicrmw add ptr [[PTR]], i64 1 seq_cst, align 8
; CHECK-NEXT: ret void
;
entry: entry:
%0 = atomicrmw add ptr %ptr, i64 1 seq_cst %0 = atomicrmw add ptr %ptr, i64 1 seq_cst
ret void ret void
} }
define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress { define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress {
; CHECK-LABEL: @cmpxchg( ; CHECK-LABEL: define void @cmpxchg
; CHECK: call void @llvm.hwasan.check.memaccess.shortgranules({{.*}}, ptr %ptr, i32 19) ; CHECK-SAME: (ptr [[PTR:%.*]], i64 [[COMPARE_TO:%.*]], i64 [[NEW_VALUE:%.*]]) #[[ATTR0]] {
; CHECK: cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst ; CHECK-NEXT: entry:
; CHECK: ret void ; CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__hwasan_tls, align 8
; CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 72057594037927935
; CHECK-NEXT: [[TMP2:%.*]] = or i64 [[TMP1]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP2]], 1
; CHECK-NEXT: [[TMP3:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[TMP3]], ptr [[PTR]], i32 19)
; CHECK-NEXT: [[TMP4:%.*]] = cmpxchg ptr [[PTR]], i64 [[COMPARE_TO]], i64 [[NEW_VALUE]] seq_cst seq_cst, align 8
; CHECK-NEXT: ret void
;
entry: entry:
%0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst %0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/RISCV/basic.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test basic address sanitizer instrumentation. ; Test basic address sanitizer instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=CHECK,ABORT ; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=ABORT-DYNAMIC-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=CHECK,RECOVER,RECOVER-DYNAMIC-SHADOW ; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=RECOVER-DYNAMIC-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=CHECK,ABORT ; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=ABORT-ZERO-BASED-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=CHECK,RECOVER,RECOVER-ZERO-BASED-SHADOW ; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=RECOVER-ZERO-BASED-SHADOW
; CHECK: @llvm.used = appending global [1 x ptr] [ptr @hwasan.module_ctor] ; CHECK: @llvm.used = appending global [1 x ptr] [ptr @hwasan.module_ctor]
; CHECK: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @hwasan.module_ctor, ptr @hwasan.module_ctor }] ; CHECK: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @hwasan.module_ctor, ptr @hwasan.module_ctor }]
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "riscv64-unknown-linux" target triple = "riscv64-unknown-linux"
define i8 @test_load8(ptr %a) sanitize_hwaddress { define i8 @test_load8(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load8( ; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load8
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 0)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load8
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; RECOVER: br i1 %[[F]], label %[[MISMATCH:[0-9]*]], label %[[CONT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: [[MISMATCH]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER: %[[NOTSHORT:[^ ]*]] = icmp ugt i8 %[[MEMTAG]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER: br i1 %[[NOTSHORT]], label %[[FAIL:[0-9]*]], label %[[SHORT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER: [[FAIL]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 96", "{x10}"(i64 %[[A]]) ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER: br label ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER: [[SHORT]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1:![0-9]+]]
; RECOVER: %[[LOWBITS:[^ ]*]] = and i64 %[[A]], 15 ; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER: %[[LOWBITS_I8:[^ ]*]] = trunc i64 %[[LOWBITS]] to i8 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER: %[[LAST:[^ ]*]] = add i8 %[[LOWBITS_I8]], 0 ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER: %[[OOB:[^ ]*]] = icmp uge i8 %[[LAST]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER: br i1 %[[OOB]], label %[[FAIL]], label %[[INBOUNDS:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 96", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER: [[INBOUNDS]]: ; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER: %[[EOG_ADDR:[^ ]*]] = or i64 %[[C]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER: %[[EOG_PTR:[^ ]*]] = inttoptr i64 %[[EOG_ADDR]] to ptr ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER: %[[EOGTAG:[^ ]*]] = load i8, ptr %[[EOG_PTR]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER: %[[EOG_MISMATCH:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[EOGTAG]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER: br i1 %[[EOG_MISMATCH]], label %[[FAIL]], label %[[CONT1:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER: [[CONT1]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER: br label %[[CONT]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load8
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 0)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load8
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1:![0-9]+]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 96", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER: [[CONT]]:
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 0)
; CHECK: %[[G:[^ ]*]] = load i8, ptr %a, align 4
; CHECK: ret i8 %[[G]]
entry: entry:
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }
define i16 @test_load16(ptr %a) sanitize_hwaddress { define i16 @test_load16(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load16( ; ABORT-DYNAMIC-SHADOW-LABEL: define i16 @test_load16
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 1)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i16 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i16 @test_load16
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label %[[MISMATCH:[0-9]*]], label %[[CONT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: [[MISMATCH]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER: %[[NOTSHORT:[^ ]*]] = icmp ugt i8 %[[MEMTAG]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER: br i1 %[[NOTSHORT]], label %[[FAIL:[0-9]*]], label %[[SHORT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER: [[FAIL]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 97", "{x10}"(i64 %[[A]]) ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER: br label ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER: [[SHORT]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER: %[[LOWBITS:[^ ]*]] = and i64 %[[A]], 15 ; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER: %[[LOWBITS_I8:[^ ]*]] = trunc i64 %[[LOWBITS]] to i8 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER: %[[LAST:[^ ]*]] = add i8 %[[LOWBITS_I8]], 1 ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER: %[[OOB:[^ ]*]] = icmp uge i8 %[[LAST]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER: br i1 %[[OOB]], label %[[FAIL]], label %[[INBOUNDS:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 97", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER: [[INBOUNDS]]: ; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER: %[[EOG_ADDR:[^ ]*]] = or i64 %[[C]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER: %[[EOG_PTR:[^ ]*]] = inttoptr i64 %[[EOG_ADDR]] to ptr ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER: %[[EOGTAG:[^ ]*]] = load i8, ptr %[[EOG_PTR]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER: %[[EOG_MISMATCH:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[EOGTAG]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER: br i1 %[[EOG_MISMATCH]], label %[[FAIL]], label %[[CONT1:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER: [[CONT1]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER: br label %[[CONT]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i16 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i16 @test_load16
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 1)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i16 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i16 @test_load16
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 97", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i16 [[B]]
;
; RECOVER: [[CONT]]:
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 1)
; CHECK: %[[G:[^ ]*]] = load i16, ptr %a, align 4
; CHECK: ret i16 %[[G]]
entry: entry:
%b = load i16, ptr %a, align 4 %b = load i16, ptr %a, align 4
ret i16 %b ret i16 %b
} }
define i32 @test_load32(ptr %a) sanitize_hwaddress { define i32 @test_load32(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load32( ; ABORT-DYNAMIC-SHADOW-LABEL: define i32 @test_load32
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 2)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i32 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i32 @test_load32
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 98", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i32 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i32 @test_load32
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 2)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i32 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i32 @test_load32
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 98", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i32 [[B]]
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 98", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 2)
; CHECK: %[[G:[^ ]*]] = load i32, ptr %a, align 4
; CHECK: ret i32 %[[G]]
entry: entry:
%b = load i32, ptr %a, align 4 %b = load i32, ptr %a, align 4
ret i32 %b ret i32 %b
} }
define i64 @test_load64(ptr %a) sanitize_hwaddress { define i64 @test_load64(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load64( ; ABORT-DYNAMIC-SHADOW-LABEL: define i64 @test_load64
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 3)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i64 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i64 @test_load64
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 99", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i64 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i64 @test_load64
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 3)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i64 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i64 @test_load64
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 99", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i64 [[B]]
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 99", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 3)
; CHECK: %[[G:[^ ]*]] = load i64, ptr %a, align 8
; CHECK: ret i64 %[[G]]
entry: entry:
%b = load i64, ptr %a, align 8 %b = load i64, ptr %a, align 8
ret i64 %b ret i64 %b
} }
define i128 @test_load128(ptr %a) sanitize_hwaddress { define i128 @test_load128(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load128( ; ABORT-DYNAMIC-SHADOW-LABEL: define i128 @test_load128
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 4)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i128 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i128 @test_load128
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 100", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i128 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i128 @test_load128
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 4)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i128 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i128 @test_load128
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 100", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i128 [[B]]
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 100", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 4)
; CHECK: %[[G:[^ ]*]] = load i128, ptr %a, align 16
; CHECK: ret i128 %[[G]]
entry: entry:
%b = load i128, ptr %a, align 16 %b = load i128, ptr %a, align 16
ret i128 %b ret i128 %b
} }
define i40 @test_load40(ptr %a) sanitize_hwaddress { define i40 @test_load40(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load40( ; ABORT-DYNAMIC-SHADOW-LABEL: define i40 @test_load40
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT: call void @__hwasan_loadN(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: call void @__hwasan_loadN_noabort(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: %[[B:[^ ]*]] = load i40, ptr %a ; ABORT-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; CHECK: ret i40 %[[B]] ; ABORT-DYNAMIC-SHADOW-NEXT: call void @__hwasan_loadN(i64 [[TMP0]], i64 5)
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i40 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i40 @test_load40
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: call void @__hwasan_loadN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i40 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i40 @test_load40
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_loadN(i64 [[TMP0]], i64 5)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i40 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i40 @test_load40
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_loadN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i40 [[B]]
;
entry: entry:
%b = load i40, ptr %a, align 4 %b = load i40, ptr %a, align 4
ret i40 %b ret i40 %b
} }
define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress { define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store8( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store8
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 16)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store8
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 112", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store8
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 16)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store8
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 112", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 112", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 16)
; CHECK: store i8 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i8 %b, ptr %a, align 4 store i8 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store16(ptr %a, i16 %b) sanitize_hwaddress { define void @test_store16(ptr %a, i16 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store16( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store16
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 17)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store16
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 113", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store16
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 17)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store16
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 113", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 113", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 17)
; CHECK: store i16 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i16 %b, ptr %a, align 4 store i16 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store32(ptr %a, i32 %b) sanitize_hwaddress { define void @test_store32(ptr %a, i32 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store32( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store32
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 18)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store32
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 114", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store32
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 18)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store32
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 114", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 114", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 18)
; CHECK: store i32 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i32 %b, ptr %a, align 4 store i32 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store64(ptr %a, i64 %b) sanitize_hwaddress { define void @test_store64(ptr %a, i64 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store64( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store64
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 19)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store64
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 115", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store64
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 19)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store64
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 115", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 115", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 19)
; CHECK: store i64 %b, ptr %a, align 8
; CHECK: ret void
entry: entry:
store i64 %b, ptr %a, align 8 store i64 %b, ptr %a, align 8
ret void ret void
} }
define void @test_store128(ptr %a, i128 %b) sanitize_hwaddress { define void @test_store128(ptr %a, i128 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store128( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store128
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 20)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store128
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 116", "{x10}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store128
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 20)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store128
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 116", "{x10}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "ebreak\0Aaddiw x0, x11, 116", "{x10}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 20)
; CHECK: store i128 %b, ptr %a, align 16
; CHECK: ret void
entry: entry:
store i128 %b, ptr %a, align 16 store i128 %b, ptr %a, align 16
ret void ret void
} }
define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress { define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store40( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store40
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: store i40 %b, ptr %a ; ABORT-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; CHECK: ret void ; ABORT-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 5)
; ABORT-DYNAMIC-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret void
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store40
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-DYNAMIC-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store40
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 5)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store40
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
entry: entry:
store i40 %b, ptr %a, align 4 store i40 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store_unaligned(ptr %a, i64 %b) sanitize_hwaddress { define void @test_store_unaligned(ptr %a, i64 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store_unaligned( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store_unaligned
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 8) ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 8) ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: store i64 %b, ptr %a, align 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; CHECK: ret void ; ABORT-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 8)
; ABORT-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret void
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store_unaligned
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 8)
; RECOVER-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store_unaligned
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 8)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store_unaligned
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 8)
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
entry: entry:
store i64 %b, ptr %a, align 4 store i64 %b, ptr %a, align 4
ret void ret void
} }
define i8 @test_load_noattr(ptr %a) { define i8 @test_load_noattr(ptr %a) {
; CHECK-LABEL: @test_load_noattr( ; CHECK-LABEL: define i8 @test_load_noattr
; CHECK-SAME: (ptr [[A:%.*]]) {
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, ptr %a ; CHECK-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; CHECK-NEXT: ret i8 %[[B]] ; CHECK-NEXT: ret i8 [[B]]
;
; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load_noattr
; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) {
; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load_noattr
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_noattr
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_noattr
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
entry: entry:
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }
define i8 @test_load_notmyattr(ptr %a) sanitize_address { define i8 @test_load_notmyattr(ptr %a) sanitize_address {
; CHECK-LABEL: @test_load_notmyattr( ; CHECK-LABEL: define i8 @test_load_notmyattr
; CHECK-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, ptr %a ; CHECK-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; CHECK-NEXT: ret i8 %[[B]] ; CHECK-NEXT: ret i8 [[B]]
;
; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load_notmyattr
; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load_notmyattr
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_notmyattr
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_notmyattr
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
entry: entry:
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }
define i8 @test_load_addrspace(ptr addrspace(256) %a) sanitize_hwaddress { define i8 @test_load_addrspace(ptr addrspace(256) %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load_addrspace( ; CHECK-LABEL: define i8 @test_load_addrspace
; CHECK-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, ptr addrspace(256) %a ; CHECK-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; CHECK-NEXT: ret i8 %[[B]] ; CHECK-NEXT: ret i8 [[B]]
;
; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load_addrspace
; ABORT-DYNAMIC-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load_addrspace
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_addrspace
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_addrspace
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
entry: entry:
%b = load i8, ptr addrspace(256) %a, align 4 %b = load i8, ptr addrspace(256) %a, align 4
ret i8 %b ret i8 %b
} }
; CHECK: declare void @__hwasan_init() ; CHECK: declare void @__hwasan_init()
; CHECK: define internal void @hwasan.module_ctor() #[[#ATTR:]] comdat {
; CHECK-NEXT: call void @__hwasan_init() ; CHECK-NEXT: call void @__hwasan_init()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; CHECK-NEXT: } ; CHECK-NEXT: }
; CHECK: attributes #[[#ATTR]] = { nounwind }

llvm/test/Instrumentation/HWAddressSanitizer/RISCV/exception-lifetime.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test allocas with multiple lifetime ends, as frequently seen for exception ; Test allocas with multiple lifetime ends, as frequently seen for exception
; handling. ; handling.
; ;
; RUN: opt -passes=hwasan -hwasan-use-after-scope -S -o - %s | FileCheck %s --check-prefix=CHECK ; RUN: opt -passes=hwasan -hwasan-use-after-scope -S -o - %s | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "riscv64-unknown-linux" target triple = "riscv64-unknown-linux"
declare void @mayFail(ptr %x) sanitize_hwaddress declare void @mayFail(ptr %x) sanitize_hwaddress
declare void @onExcept(ptr %x) sanitize_hwaddress declare void @onExcept(ptr %x) sanitize_hwaddress
declare void @llvm.lifetime.start.p0(i64, ptr nocapture) nounwind declare void @llvm.lifetime.start.p0(i64, ptr nocapture) nounwind
declare void @llvm.lifetime.end.p0(i64, ptr nocapture) nounwind declare void @llvm.lifetime.end.p0(i64, ptr nocapture) nounwind
declare i32 @__gxx_personality_v0(...) declare i32 @__gxx_personality_v0(...)
define void @test() sanitize_hwaddress personality ptr @__gxx_personality_v0 { define void @test() sanitize_hwaddress personality ptr @__gxx_personality_v0 {
; CHECK-LABEL: define void @test
; CHECK-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk.__gxx_personality_v0 {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__hwasan_tls, align 8
; CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 72057594037927935
; CHECK-NEXT: [[TMP2:%.*]] = ashr i64 [[TMP0]], 3
; CHECK-NEXT: [[TMP3:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[TMP3]] to i64
; CHECK-NEXT: [[TMP5:%.*]] = shl i64 [[TMP4]], 44
; CHECK-NEXT: [[TMP6:%.*]] = or i64 ptrtoint (ptr @test to i64), [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = inttoptr i64 [[TMP1]] to ptr
; CHECK-NEXT: store i64 [[TMP6]], ptr [[TMP7]], align 8
; CHECK-NEXT: [[TMP8:%.*]] = ashr i64 [[TMP0]], 56
; CHECK-NEXT: [[TMP9:%.*]] = shl nuw nsw i64 [[TMP8]], 12
; CHECK-NEXT: [[TMP10:%.*]] = xor i64 [[TMP9]], -1
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 8
; CHECK-NEXT: [[TMP12:%.*]] = and i64 [[TMP11]], [[TMP10]]
; CHECK-NEXT: store i64 [[TMP12]], ptr @__hwasan_tls, align 8
; CHECK-NEXT: [[TMP13:%.*]] = or i64 [[TMP1]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP13]], 1
; CHECK-NEXT: [[TMP14:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK-NEXT: [[TMP15:%.*]] = xor i64 [[TMP2]], 0
; CHECK-NEXT: [[TMP16:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP17:%.*]] = shl i64 [[TMP15]], 56
; CHECK-NEXT: [[TMP18:%.*]] = or i64 [[TMP16]], [[TMP17]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP18]] to ptr
; CHECK-NEXT: [[EXN_SLOT:%.*]] = alloca ptr, align 8
; CHECK-NEXT: [[EHSELECTOR_SLOT:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 16, ptr [[X]])
; CHECK-NEXT: [[TMP19:%.*]] = trunc i64 [[TMP15]] to i8
; CHECK-NEXT: [[TMP20:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP21:%.*]] = lshr i64 [[TMP20]], 4
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP21]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr i8, ptr [[TMP22]], i32 0
; CHECK-NEXT: store i8 4, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr i8, ptr [[X]], i32 15
; CHECK-NEXT: store i8 [[TMP19]], ptr [[TMP24]], align 1
; CHECK-NEXT: invoke void @mayFail(ptr [[X_HWASAN]])
; CHECK-NEXT: to label [[INVOKE_CONT:%.*]] unwind label [[LPAD:%.*]]
; CHECK: invoke.cont:
; CHECK-NEXT: [[TMP25:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP26:%.*]] = lshr i64 [[TMP25]], 4
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP26]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP27]], i8 0, i64 1, i1 false)
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 16, ptr [[X]])
; CHECK-NEXT: ret void
; CHECK: lpad:
; CHECK-NEXT: [[TMP28:%.*]] = landingpad { ptr, i32 }
; CHECK-NEXT: cleanup
; CHECK-NEXT: [[TMP29:%.*]] = extractvalue { ptr, i32 } [[TMP28]], 0
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[TMP14]], ptr [[EXN_SLOT]], i32 19)
; CHECK-NEXT: store ptr [[TMP29]], ptr [[EXN_SLOT]], align 8
; CHECK-NEXT: [[TMP30:%.*]] = extractvalue { ptr, i32 } [[TMP28]], 1
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[TMP14]], ptr [[EHSELECTOR_SLOT]], i32 18)
; CHECK-NEXT: store i32 [[TMP30]], ptr [[EHSELECTOR_SLOT]], align 4
; CHECK-NEXT: call void @onExcept(ptr [[X_HWASAN]])
; CHECK-NEXT: [[TMP31:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP32:%.*]] = lshr i64 [[TMP31]], 4
; CHECK-NEXT: [[TMP33:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP32]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP33]], i8 0, i64 1, i1 false)
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 16, ptr [[X]])
; CHECK-NEXT: br label [[EH_RESUME:%.*]]
; CHECK: eh.resume:
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[TMP14]], ptr [[EXN_SLOT]], i32 3)
; CHECK-NEXT: [[EXN:%.*]] = load ptr, ptr [[EXN_SLOT]], align 8
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[TMP14]], ptr [[EHSELECTOR_SLOT]], i32 2)
; CHECK-NEXT: [[SEL:%.*]] = load i32, ptr [[EHSELECTOR_SLOT]], align 4
; CHECK-NEXT: [[LPAD_VAL:%.*]] = insertvalue { ptr, i32 } undef, ptr [[EXN]], 0
; CHECK-NEXT: [[LPAD_VAL1:%.*]] = insertvalue { ptr, i32 } [[LPAD_VAL]], i32 [[SEL]], 1
; CHECK-NEXT: resume { ptr, i32 } [[LPAD_VAL1]]
;
entry: entry:
%x = alloca i32, align 8 %x = alloca i32, align 8
%exn.slot = alloca ptr, align 8 %exn.slot = alloca ptr, align 8
%ehselector.slot = alloca i32, align 4 %ehselector.slot = alloca i32, align 4
call void @llvm.lifetime.start.p0(i64 8, ptr %x) call void @llvm.lifetime.start.p0(i64 8, ptr %x)
invoke void @mayFail(ptr %x) to label %invoke.cont unwind label %lpad invoke void @mayFail(ptr %x) to label %invoke.cont unwind label %lpad
invoke.cont: ; preds = %entry invoke.cont: ; preds = %entry
; CHECK: invoke.cont:
; CHECK: call void @llvm.memset.p0.i64(ptr align 1 %{{.*}}, i8 0, i64 1, i1 false)
; CHECK: call void @llvm.lifetime.end.p0(i64 16, ptr {{.*}}{{.*}}%x)
; CHECK: ret void
call void @llvm.lifetime.end.p0(i64 8, ptr %x) call void @llvm.lifetime.end.p0(i64 8, ptr %x)
ret void ret void
lpad: ; preds = %entry lpad: ; preds = %entry
; CHECK: lpad
; CHECK: call void @llvm.memset.p0.i64(ptr align 1 %{{.*}}, i8 0, i64 1, i1 false)
; CHECK: call void @llvm.lifetime.end.p0(i64 16, ptr {{.*}}{{.*}}%x)
; CHECK: br label %eh.resume
%0 = landingpad { ptr, i32 } %0 = landingpad { ptr, i32 }
cleanup cleanup
%1 = extractvalue { ptr, i32 } %0, 0 %1 = extractvalue { ptr, i32 } %0, 0
store ptr %1, ptr %exn.slot, align 8 store ptr %1, ptr %exn.slot, align 8
%2 = extractvalue { ptr, i32 } %0, 1 %2 = extractvalue { ptr, i32 } %0, 1
store i32 %2, ptr %ehselector.slot, align 4 store i32 %2, ptr %ehselector.slot, align 4
call void @onExcept(ptr %x) #18 call void @onExcept(ptr %x) #18
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llvm/test/Instrumentation/HWAddressSanitizer/RISCV/use-after-scope-setjmp.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt -passes=hwasan -hwasan-use-stack-safety=0 -hwasan-use-after-scope -S < %s | FileCheck %s ; RUN: opt -passes=hwasan -hwasan-use-stack-safety=0 -hwasan-use-after-scope -S < %s | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "riscv64-unknown-linux" target triple = "riscv64-unknown-linux"
@stackbuf = dso_local local_unnamed_addr global ptr null, align 8 @stackbuf = dso_local local_unnamed_addr global ptr null, align 8
@jbuf = dso_local global [32 x i64] zeroinitializer, align 8 @jbuf = dso_local global [32 x i64] zeroinitializer, align 8
declare void @may_jump() declare void @may_jump()
define dso_local noundef i1 @_Z6targetv() sanitize_hwaddress { define dso_local noundef i1 @_Z6targetv() sanitize_hwaddress {
; CHECK-LABEL: define dso_local noundef i1 @_Z6targetv
; CHECK-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__hwasan_tls, align 8
; CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 72057594037927935
; CHECK-NEXT: [[TMP2:%.*]] = ashr i64 [[TMP0]], 3
; CHECK-NEXT: [[TMP3:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[TMP3]] to i64
; CHECK-NEXT: [[TMP5:%.*]] = shl i64 [[TMP4]], 44
; CHECK-NEXT: [[TMP6:%.*]] = or i64 ptrtoint (ptr @_Z6targetv to i64), [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = inttoptr i64 [[TMP1]] to ptr
; CHECK-NEXT: store i64 [[TMP6]], ptr [[TMP7]], align 8
; CHECK-NEXT: [[TMP8:%.*]] = ashr i64 [[TMP0]], 56
; CHECK-NEXT: [[TMP9:%.*]] = shl nuw nsw i64 [[TMP8]], 12
; CHECK-NEXT: [[TMP10:%.*]] = xor i64 [[TMP9]], -1
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 8
; CHECK-NEXT: [[TMP12:%.*]] = and i64 [[TMP11]], [[TMP10]]
; CHECK-NEXT: store i64 [[TMP12]], ptr @__hwasan_tls, align 8
; CHECK-NEXT: [[TMP13:%.*]] = or i64 [[TMP1]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP13]], 1
; CHECK-NEXT: [[TMP14:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: [[BUF:%.*]] = alloca [4096 x i8], align 16
; CHECK-NEXT: [[TMP15:%.*]] = xor i64 [[TMP2]], 0
; CHECK-NEXT: [[TMP16:%.*]] = ptrtoint ptr [[BUF]] to i64
; CHECK-NEXT: [[TMP17:%.*]] = shl i64 [[TMP15]], 56
; CHECK-NEXT: [[TMP18:%.*]] = or i64 [[TMP16]], [[TMP17]]
; CHECK-NEXT: [[BUF_HWASAN:%.*]] = inttoptr i64 [[TMP18]] to ptr
; CHECK-NEXT: [[TMP19:%.*]] = trunc i64 [[TMP15]] to i8
; CHECK-NEXT: [[TMP20:%.*]] = ptrtoint ptr [[BUF]] to i64
; CHECK-NEXT: [[TMP21:%.*]] = lshr i64 [[TMP20]], 4
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP21]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP22]], i8 [[TMP19]], i64 256, i1 false)
; CHECK-NEXT: [[CALL:%.*]] = call i32 @setjmp(ptr noundef @jbuf)
; CHECK-NEXT: switch i32 [[CALL]], label [[WHILE_BODY:%.*]] [
; CHECK-NEXT: i32 1, label [[RETURN:%.*]]
; CHECK-NEXT: i32 2, label [[SW_BB1:%.*]]
; CHECK-NEXT: ]
; CHECK: sw.bb1:
; CHECK-NEXT: br label [[RETURN]]
; CHECK: while.body:
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[TMP14]], ptr @stackbuf, i32 19)
; CHECK-NEXT: store ptr [[BUF_HWASAN]], ptr @stackbuf, align 8
; CHECK-NEXT: call void @may_jump()
; CHECK-NEXT: br label [[RETURN]]
; CHECK: return:
; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i1 [ true, [[WHILE_BODY]] ], [ true, [[SW_BB1]] ], [ false, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[TMP23:%.*]] = ptrtoint ptr [[BUF]] to i64
; CHECK-NEXT: [[TMP24:%.*]] = lshr i64 [[TMP23]], 4
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP24]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP25]], i8 0, i64 256, i1 false)
; CHECK-NEXT: ret i1 [[RETVAL_0]]
;
entry: entry:
%buf = alloca [4096 x i8], align 1 %buf = alloca [4096 x i8], align 1
%call = call i32 @setjmp(ptr noundef @jbuf) %call = call i32 @setjmp(ptr noundef @jbuf)
switch i32 %call, label %while.body [ switch i32 %call, label %while.body [
i32 1, label %return i32 1, label %return
i32 2, label %sw.bb1 i32 2, label %sw.bb1
] ]
sw.bb1: ; preds = %entry sw.bb1: ; preds = %entry
br label %return br label %return
while.body: ; preds = %entry while.body: ; preds = %entry
call void @llvm.lifetime.start.p0(i64 4096, ptr nonnull %buf) #10 call void @llvm.lifetime.start.p0(i64 4096, ptr nonnull %buf) #10
store ptr %buf, ptr @stackbuf, align 8 store ptr %buf, ptr @stackbuf, align 8
; may_jump may call longjmp, going back to the switch (and then the return), ; may_jump may call longjmp, going back to the switch (and then the return),
; bypassing the lifetime.end. This is why we need to untag on the return, ; bypassing the lifetime.end. This is why we need to untag on the return,
; rather than the lifetime.end. ; rather than the lifetime.end.
call void @may_jump() call void @may_jump()
call void @llvm.lifetime.end.p0(i64 4096, ptr nonnull %buf) #10 call void @llvm.lifetime.end.p0(i64 4096, ptr nonnull %buf) #10
br label %return br label %return
; CHECK-LABEL: return:
; CHECK: void @llvm.memset.p0.i64({{.*}}, i8 0, i64 256, i1 false)
return: ; preds = %entry, %while.body, %sw.bb1 return: ; preds = %entry, %while.body, %sw.bb1
%retval.0 = phi i1 [ true, %while.body ], [ true, %sw.bb1 ], [ false, %entry ] %retval.0 = phi i1 [ true, %while.body ], [ true, %sw.bb1 ], [ false, %entry ]
ret i1 %retval.0 ret i1 %retval.0
} }
declare i32 @setjmp(ptr noundef) returns_twice declare i32 @setjmp(ptr noundef) returns_twice
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture)

llvm/test/Instrumentation/HWAddressSanitizer/X86/alloca-array.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt < %s -passes=hwasan -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
declare void @use(ptr, ptr) declare void @use(ptr, ptr)
define void @test_alloca() sanitize_hwaddress { define void @test_alloca() sanitize_hwaddress {
; CHECK: alloca { [4 x i8], [12 x i8] }, align 16 ; CHECK-LABEL: define void @test_alloca
; CHECK-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk {
; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; CHECK-NEXT: [[TMP1:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP2:%.*]] = ptrtoint ptr [[TMP1]] to i64
; CHECK-NEXT: [[TMP3:%.*]] = lshr i64 [[TMP2]], 20
; CHECK-NEXT: [[TMP4:%.*]] = xor i64 [[TMP2]], [[TMP3]]
; CHECK-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = and i64 [[TMP4]], 63
; CHECK-NEXT: [[X:%.*]] = alloca { [4 x i8], [12 x i8] }, align 16
; CHECK-NEXT: [[TMP5:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0
; CHECK-NEXT: [[TMP6:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP7:%.*]] = shl i64 [[TMP5]], 57
; CHECK-NEXT: [[TMP8:%.*]] = or i64 [[TMP6]], [[TMP7]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP8]] to ptr
; CHECK-NEXT: [[TMP9:%.*]] = trunc i64 [[TMP5]] to i8
; CHECK-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 [[TMP9]], i64 16)
; CHECK-NEXT: [[Y:%.*]] = alloca i8, i64 16, align 16
; CHECK-NEXT: [[TMP10:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 1
; CHECK-NEXT: [[TMP11:%.*]] = ptrtoint ptr [[Y]] to i64
; CHECK-NEXT: [[TMP12:%.*]] = shl i64 [[TMP10]], 57
; CHECK-NEXT: [[TMP13:%.*]] = or i64 [[TMP11]], [[TMP12]]
; CHECK-NEXT: [[Y_HWASAN:%.*]] = inttoptr i64 [[TMP13]] to ptr
; CHECK-NEXT: [[TMP14:%.*]] = trunc i64 [[TMP10]] to i8
; CHECK-NEXT: call void @__hwasan_tag_memory(ptr [[Y]], i8 [[TMP14]], i64 16)
; CHECK-NEXT: call void @use(ptr [[X_HWASAN]], ptr [[Y_HWASAN]])
; CHECK-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 0, i64 16)
; CHECK-NEXT: call void @__hwasan_tag_memory(ptr [[Y]], i8 0, i64 16)
; CHECK-NEXT: ret void
;
%x = alloca i8, i64 4 %x = alloca i8, i64 4
; CHECK: alloca i8, i64 16, align 16
%y = alloca i8, i64 16 %y = alloca i8, i64 16
call void @use(ptr %x, ptr %y) call void @use(ptr %x, ptr %y)
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/X86/alloca-with-calls.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test alloca instrumentation when tags are generated by HWASan function. ; Test alloca instrumentation when tags are generated by HWASan function.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-generate-tags-with-calls -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -hwasan-generate-tags-with-calls -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
declare void @use32(ptr) declare void @use32(ptr)
define void @test_alloca() sanitize_hwaddress { define void @test_alloca() sanitize_hwaddress {
; CHECK-LABEL: @test_alloca( ; CHECK-LABEL: define void @test_alloca
; CHECK: %[[T1:[^ ]*]] = call i8 @__hwasan_generate_tag() ; CHECK-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk {
; CHECK: %[[A:[^ ]*]] = zext i8 %[[T1]] to i64 ; CHECK-NEXT: entry:
; CHECK: %[[B:[^ ]*]] = ptrtoint ptr %x to i64 ; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; CHECK: %[[C:[^ ]*]] = shl i64 %[[A]], 57 ; CHECK-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK: or i64 %[[B]], %[[C]] ; CHECK-NEXT: [[TMP0:%.*]] = call i8 @__hwasan_generate_tag()
; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[TMP0]] to i64
; CHECK-NEXT: [[TMP2:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP3:%.*]] = shl i64 [[TMP1]], 57
; CHECK-NEXT: [[TMP4:%.*]] = or i64 [[TMP2]], [[TMP3]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP4]] to ptr
; CHECK-NEXT: [[TMP5:%.*]] = trunc i64 [[TMP1]] to i8
; CHECK-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 [[TMP5]], i64 16)
; CHECK-NEXT: call void @use32(ptr nonnull [[X_HWASAN]])
; CHECK-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 0, i64 16)
; CHECK-NEXT: ret void
;
entry: entry:
%x = alloca i32, align 4 %x = alloca i32, align 4
call void @use32(ptr nonnull %x) call void @use32(ptr nonnull %x)
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/X86/alloca.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test alloca instrumentation. ; Test alloca instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -S | FileCheck %s --check-prefixes=CHECK,NO-UAR-TAGS ; RUN: opt < %s -passes=hwasan -S | FileCheck %s --check-prefixes=NO-UAR-TAGS
; RUN: opt < %s -passes=hwasan -hwasan-uar-retag-to-zero=0 -S | FileCheck %s --check-prefixes=CHECK,UAR-TAGS ; RUN: opt < %s -passes=hwasan -hwasan-uar-retag-to-zero=0 -S | FileCheck %s --check-prefixes=UAR-TAGS
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
declare void @use32(ptr) declare void @use32(ptr)
define void @test_alloca() sanitize_hwaddress { define void @test_alloca() sanitize_hwaddress {
; CHECK-LABEL: @test_alloca( ; NO-UAR-TAGS-LABEL: define void @test_alloca
; CHECK: %[[FP:[^ ]*]] = call ptr @llvm.frameaddress.p0(i32 0) ; NO-UAR-TAGS-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk {
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %[[FP]] to i64 ; NO-UAR-TAGS-NEXT: entry:
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 20 ; NO-UAR-TAGS-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; CHECK: %[[A_XOR_B:[^ ]*]] = xor i64 %[[A]], %[[B]] ; NO-UAR-TAGS-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK: %[[BASE_TAG:[^ ]*]] = and i64 %[[A_XOR_B]], 63 ; NO-UAR-TAGS-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; NO-UAR-TAGS-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; CHECK: %[[X:[^ ]*]] = alloca { i32, [12 x i8] }, align 16 ; NO-UAR-TAGS-NEXT: [[TMP3:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; CHECK: %[[X_TAG:[^ ]*]] = xor i64 %[[BASE_TAG]], 0 ; NO-UAR-TAGS-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = and i64 [[TMP3]], 63
; CHECK: %[[X1:[^ ]*]] = ptrtoint ptr %[[X]] to i64 ; NO-UAR-TAGS-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK: %[[C:[^ ]*]] = shl i64 %[[X_TAG]], 57 ; NO-UAR-TAGS-NEXT: [[TMP4:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0
; CHECK: %[[D:[^ ]*]] = or i64 %[[X1]], %[[C]] ; NO-UAR-TAGS-NEXT: [[TMP5:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK: %[[X_HWASAN:[^ ]*]] = inttoptr i64 %[[D]] to ptr ; NO-UAR-TAGS-NEXT: [[TMP6:%.*]] = shl i64 [[TMP4]], 57
; NO-UAR-TAGS-NEXT: [[TMP7:%.*]] = or i64 [[TMP5]], [[TMP6]]
; CHECK: %[[X_TAG2:[^ ]*]] = trunc i64 %[[X_TAG]] to i8 ; NO-UAR-TAGS-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP7]] to ptr
; CHECK: call void @__hwasan_tag_memory(ptr %[[X]], i8 %[[X_TAG2]], i64 16) ; NO-UAR-TAGS-NEXT: [[TMP8:%.*]] = trunc i64 [[TMP4]] to i8
; NO-UAR-TAGS-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 [[TMP8]], i64 16)
; CHECK: call void @use32(ptr nonnull %[[X_HWASAN]]) ; NO-UAR-TAGS-NEXT: call void @use32(ptr nonnull [[X_HWASAN]])
; NO-UAR-TAGS-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 0, i64 16)
; UAR-TAGS: %[[BASE_TAG_COMPL:[^ ]*]] = xor i64 %[[BASE_TAG]], 63 ; NO-UAR-TAGS-NEXT: ret void
; UAR-TAGS: %[[X_TAG_UAR:[^ ]*]] = trunc i64 %[[BASE_TAG_COMPL]] to i8 ;
; NO-UAR-TAGS: call void @__hwasan_tag_memory(ptr %[[X]], i8 0, i64 16) ; UAR-TAGS-LABEL: define void @test_alloca
; UAR-TAGS: call void @__hwasan_tag_memory(ptr %[[X]], i8 %[[X_TAG_UAR]], i64 16) ; UAR-TAGS-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk {
; CHECK: ret void ; UAR-TAGS-NEXT: entry:
; UAR-TAGS-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; UAR-TAGS-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; UAR-TAGS-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; UAR-TAGS-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; UAR-TAGS-NEXT: [[TMP3:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; UAR-TAGS-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = and i64 [[TMP3]], 63
; UAR-TAGS-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; UAR-TAGS-NEXT: [[TMP4:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0
; UAR-TAGS-NEXT: [[TMP5:%.*]] = ptrtoint ptr [[X]] to i64
; UAR-TAGS-NEXT: [[TMP6:%.*]] = shl i64 [[TMP4]], 57
; UAR-TAGS-NEXT: [[TMP7:%.*]] = or i64 [[TMP5]], [[TMP6]]
; UAR-TAGS-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP7]] to ptr
; UAR-TAGS-NEXT: [[TMP8:%.*]] = trunc i64 [[TMP4]] to i8
; UAR-TAGS-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 [[TMP8]], i64 16)
; UAR-TAGS-NEXT: call void @use32(ptr nonnull [[X_HWASAN]])
; UAR-TAGS-NEXT: [[TMP9:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 63
; UAR-TAGS-NEXT: [[TMP10:%.*]] = trunc i64 [[TMP9]] to i8
; UAR-TAGS-NEXT: call void @__hwasan_tag_memory(ptr [[X]], i8 [[TMP10]], i64 16)
; UAR-TAGS-NEXT: ret void
;
entry: entry:
%x = alloca i32, align 4 %x = alloca i32, align 4
call void @use32(ptr nonnull %x) call void @use32(ptr nonnull %x)
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/X86/atomic.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test basic address sanitizer instrumentation. ; Test basic address sanitizer instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
define void @atomicrmw(ptr %ptr) sanitize_hwaddress { define void @atomicrmw(ptr %ptr) sanitize_hwaddress {
; CHECK-LABEL: @atomicrmw( ; CHECK-LABEL: define void @atomicrmw
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %ptr to i64 ; CHECK-SAME: (ptr [[PTR:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; CHECK-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[PTR]] to i64
; CHECK-NEXT: call void @__hwasan_store8(i64 [[TMP0]])
; CHECK-NEXT: [[TMP1:%.*]] = atomicrmw add ptr [[PTR]], i64 1 seq_cst, align 8
; CHECK-NEXT: ret void
;
; CHECK: call void @__hwasan_store8(i64 %[[A]])
; CHECK: atomicrmw add ptr %ptr, i64 1 seq_cst
; CHECK: ret void
entry: entry:
%0 = atomicrmw add ptr %ptr, i64 1 seq_cst %0 = atomicrmw add ptr %ptr, i64 1 seq_cst
ret void ret void
} }
define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress { define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress {
; CHECK-LABEL: @cmpxchg( ; CHECK-LABEL: define void @cmpxchg
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %ptr to i64 ; CHECK-SAME: (ptr [[PTR:%.*]], i64 [[COMPARE_TO:%.*]], i64 [[NEW_VALUE:%.*]]) #[[ATTR0]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; CHECK-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[PTR]] to i64
; CHECK-NEXT: call void @__hwasan_store8(i64 [[TMP0]])
; CHECK-NEXT: [[TMP1:%.*]] = cmpxchg ptr [[PTR]], i64 [[COMPARE_TO]], i64 [[NEW_VALUE]] seq_cst seq_cst, align 8
; CHECK-NEXT: ret void
;
; CHECK: call void @__hwasan_store8(i64 %[[A]])
; CHECK: cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
; CHECK: ret void
entry: entry:
%0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst %0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/X86/basic.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test basic address sanitizer instrumentation. ; Test basic address sanitizer instrumentation.
; Generic code is covered by ../basic.ll, only the x86_64 specific code is ; Generic code is covered by ../basic.ll, only the x86_64 specific code is
; tested here. ; tested here.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -S | FileCheck %s --check-prefixes=CHECK,ABORT ; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -S | FileCheck %s --check-prefixes=ABORT
; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -S | FileCheck %s --check-prefixes=CHECK,RECOVER ; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -S | FileCheck %s --check-prefixes=RECOVER
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "x86_64-unknown-linux-gnu" target triple = "x86_64-unknown-linux-gnu"
define i8 @test_load8(ptr %a) sanitize_hwaddress { define i8 @test_load8(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load8( ; ABORT-LABEL: define i8 @test_load8
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; ABORT-NEXT: entry:
; ABORT-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-NEXT: call void @__hwasan_load1(i64 [[TMP0]])
; ABORT-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-NEXT: ret i8 [[B]]
;
; RECOVER-LABEL: define i8 @test_load8
; RECOVER-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; RECOVER-NEXT: entry:
; RECOVER-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-NEXT: call void @__hwasan_load1_noabort(i64 [[TMP0]])
; RECOVER-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-NEXT: ret i8 [[B]]
;
; ABORT: call void @__hwasan_load1(i64 %[[A]])
; RECOVER: call void @__hwasan_load1_noabort(i64 %[[A]])
; CHECK: %[[G:[^ ]*]] = load i8, ptr %a, align 4
; CHECK: ret i8 %[[G]]
entry: entry:
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }
define i40 @test_load40(ptr %a) sanitize_hwaddress { define i40 @test_load40(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load40( ; ABORT-LABEL: define i40 @test_load40
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-NEXT: entry:
; ABORT-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-NEXT: call void @__hwasan_loadN(i64 [[TMP0]], i64 5)
; ABORT-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; ABORT-NEXT: ret i40 [[B]]
;
; RECOVER-LABEL: define i40 @test_load40
; RECOVER-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-NEXT: entry:
; RECOVER-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-NEXT: call void @__hwasan_loadN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; RECOVER-NEXT: ret i40 [[B]]
;
; ABORT: call void @__hwasan_loadN(i64 %[[A]], i64 5)
; RECOVER: call void @__hwasan_loadN_noabort(i64 %[[A]], i64 5)
; CHECK: %[[B:[^ ]*]] = load i40, ptr %a
; CHECK: ret i40 %[[B]]
entry: entry:
%b = load i40, ptr %a, align 4 %b = load i40, ptr %a, align 4
ret i40 %b ret i40 %b
} }
define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress { define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store8( ; ABORT-LABEL: define void @test_store8
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; ABORT-NEXT: entry:
; ABORT-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-NEXT: call void @__hwasan_store1(i64 [[TMP0]])
; ABORT-NEXT: store i8 [[B]], ptr [[A]], align 4
; ABORT-NEXT: ret void
;
; RECOVER-LABEL: define void @test_store8
; RECOVER-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-NEXT: entry:
; RECOVER-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-NEXT: call void @__hwasan_store1_noabort(i64 [[TMP0]])
; RECOVER-NEXT: store i8 [[B]], ptr [[A]], align 4
; RECOVER-NEXT: ret void
;
; ABORT: call void @__hwasan_store1(i64 %[[A]])
; RECOVER: call void @__hwasan_store1_noabort(i64 %[[A]])
; CHECK: store i8 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i8 %b, ptr %a, align 4 store i8 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress { define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store40( ; ABORT-LABEL: define void @test_store40
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; ABORT-NEXT: entry:
; ABORT-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 5)
; ABORT-NEXT: store i40 [[B]], ptr [[A]], align 4
; ABORT-NEXT: ret void
;
; RECOVER-LABEL: define void @test_store40
; RECOVER-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-NEXT: entry:
; RECOVER-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-NEXT: store i40 [[B]], ptr [[A]], align 4
; RECOVER-NEXT: ret void
;
; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 5)
; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 5)
; CHECK: store i40 %b, ptr %a
; CHECK: ret void
entry: entry:
store i40 %b, ptr %a, align 4 store i40 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store_unaligned(ptr %a, i64 %b) sanitize_hwaddress { define void @test_store_unaligned(ptr %a, i64 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store_unaligned( ; ABORT-LABEL: define void @test_store_unaligned
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; ABORT-NEXT: entry:
; ABORT-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 8)
; ABORT-NEXT: store i64 [[B]], ptr [[A]], align 4
; ABORT-NEXT: ret void
;
; RECOVER-LABEL: define void @test_store_unaligned
; RECOVER-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-NEXT: entry:
; RECOVER-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 8)
; RECOVER-NEXT: store i64 [[B]], ptr [[A]], align 4
; RECOVER-NEXT: ret void
;
; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 8)
; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 8)
; CHECK: store i64 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i64 %b, ptr %a, align 4 store i64 %b, ptr %a, align 4
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/alloca-array.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt < %s -passes=hwasan -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android" target triple = "aarch64--linux-android"
declare void @use(ptr, ptr) declare void @use(ptr, ptr)
define void @test_alloca() sanitize_hwaddress { define void @test_alloca() sanitize_hwaddress {
; CHECK: alloca { [4 x i8], [12 x i8] }, align 16 ; CHECK-LABEL: define void @test_alloca
; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: [[TMP1:%.*]] = call ptr @llvm.thread.pointer()
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[TMP1]], i32 48
; CHECK-NEXT: [[TMP3:%.*]] = load i64, ptr [[TMP2]], align 8
; CHECK-NEXT: [[TMP4:%.*]] = ashr i64 [[TMP3]], 3
; CHECK-NEXT: [[TMP5:%.*]] = call i64 @llvm.read_register.i64(metadata [[META1:![0-9]+]])
; CHECK-NEXT: [[TMP6:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP7:%.*]] = ptrtoint ptr [[TMP6]] to i64
; CHECK-NEXT: [[TMP8:%.*]] = shl i64 [[TMP7]], 44
; CHECK-NEXT: [[TMP9:%.*]] = or i64 [[TMP5]], [[TMP8]]
; CHECK-NEXT: [[TMP10:%.*]] = inttoptr i64 [[TMP3]] to ptr
; CHECK-NEXT: store i64 [[TMP9]], ptr [[TMP10]], align 8
; CHECK-NEXT: [[TMP11:%.*]] = ashr i64 [[TMP3]], 56
; CHECK-NEXT: [[TMP12:%.*]] = shl nuw nsw i64 [[TMP11]], 12
; CHECK-NEXT: [[TMP13:%.*]] = xor i64 [[TMP12]], -1
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[TMP3]], 8
; CHECK-NEXT: [[TMP15:%.*]] = and i64 [[TMP14]], [[TMP13]]
; CHECK-NEXT: store i64 [[TMP15]], ptr [[TMP2]], align 8
; CHECK-NEXT: [[TMP16:%.*]] = or i64 [[TMP3]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP16]], 1
; CHECK-NEXT: [[TMP17:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: [[X:%.*]] = alloca { [4 x i8], [12 x i8] }, align 16
; CHECK-NEXT: [[TMP18:%.*]] = xor i64 [[TMP4]], 0
; CHECK-NEXT: [[TMP19:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP20:%.*]] = shl i64 [[TMP18]], 56
; CHECK-NEXT: [[TMP21:%.*]] = or i64 [[TMP19]], [[TMP20]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP21]] to ptr
; CHECK-NEXT: [[TMP22:%.*]] = trunc i64 [[TMP18]] to i8
; CHECK-NEXT: [[TMP23:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP24:%.*]] = lshr i64 [[TMP23]], 4
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr i8, ptr [[TMP17]], i64 [[TMP24]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP25]], i8 [[TMP22]], i64 1, i1 false)
; CHECK-NEXT: [[Y:%.*]] = alloca i8, i64 16, align 16
; CHECK-NEXT: [[TMP26:%.*]] = xor i64 [[TMP4]], 128
; CHECK-NEXT: [[TMP27:%.*]] = ptrtoint ptr [[Y]] to i64
; CHECK-NEXT: [[TMP28:%.*]] = shl i64 [[TMP26]], 56
; CHECK-NEXT: [[TMP29:%.*]] = or i64 [[TMP27]], [[TMP28]]
; CHECK-NEXT: [[Y_HWASAN:%.*]] = inttoptr i64 [[TMP29]] to ptr
; CHECK-NEXT: [[TMP30:%.*]] = trunc i64 [[TMP26]] to i8
; CHECK-NEXT: [[TMP31:%.*]] = ptrtoint ptr [[Y]] to i64
; CHECK-NEXT: [[TMP32:%.*]] = lshr i64 [[TMP31]], 4
; CHECK-NEXT: [[TMP33:%.*]] = getelementptr i8, ptr [[TMP17]], i64 [[TMP32]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP33]], i8 [[TMP30]], i64 1, i1 false)
; CHECK-NEXT: call void @use(ptr [[X_HWASAN]], ptr [[Y_HWASAN]])
; CHECK-NEXT: [[TMP34:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP35:%.*]] = lshr i64 [[TMP34]], 4
; CHECK-NEXT: [[TMP36:%.*]] = getelementptr i8, ptr [[TMP17]], i64 [[TMP35]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP36]], i8 0, i64 1, i1 false)
; CHECK-NEXT: [[TMP37:%.*]] = ptrtoint ptr [[Y]] to i64
; CHECK-NEXT: [[TMP38:%.*]] = lshr i64 [[TMP37]], 4
; CHECK-NEXT: [[TMP39:%.*]] = getelementptr i8, ptr [[TMP17]], i64 [[TMP38]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP39]], i8 0, i64 1, i1 false)
; CHECK-NEXT: ret void
;
%x = alloca i8, i64 4 %x = alloca i8, i64 4
; CHECK: alloca i8, i64 16, align 16
%y = alloca i8, i64 16 %y = alloca i8, i64 16
call void @use(ptr %x, ptr %y) call void @use(ptr %x, ptr %y)
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/alloca-with-calls.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test alloca instrumentation when tags are generated by HWASan function. ; Test alloca instrumentation when tags are generated by HWASan function.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-generate-tags-with-calls -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -hwasan-generate-tags-with-calls -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android" target triple = "aarch64--linux-android"
declare void @use32(ptr) declare void @use32(ptr)
define void @test_alloca() sanitize_hwaddress { define void @test_alloca() sanitize_hwaddress {
; CHECK-LABEL: @test_alloca( ; CHECK-LABEL: define void @test_alloca
; CHECK: %[[T1:[^ ]*]] = call i8 @__hwasan_generate_tag() ; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK: %[[A:[^ ]*]] = zext i8 %[[T1]] to i64 ; CHECK-NEXT: entry:
; CHECK: %[[B:[^ ]*]] = ptrtoint ptr %x to i64 ; CHECK-NEXT: [[TMP0:%.*]] = call ptr @llvm.thread.pointer()
; CHECK: %[[C:[^ ]*]] = shl i64 %[[A]], 56 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[TMP0]], i32 48
; CHECK: or i64 %[[B]], %[[C]] ; CHECK-NEXT: [[TMP2:%.*]] = load i64, ptr [[TMP1]], align 8
; CHECK-NEXT: [[TMP3:%.*]] = ashr i64 [[TMP2]], 3
; CHECK-NEXT: [[TMP4:%.*]] = call i64 @llvm.read_register.i64(metadata [[META1:![0-9]+]])
; CHECK-NEXT: [[TMP5:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP6:%.*]] = ptrtoint ptr [[TMP5]] to i64
; CHECK-NEXT: [[TMP7:%.*]] = shl i64 [[TMP6]], 44
; CHECK-NEXT: [[TMP8:%.*]] = or i64 [[TMP4]], [[TMP7]]
; CHECK-NEXT: [[TMP9:%.*]] = inttoptr i64 [[TMP2]] to ptr
; CHECK-NEXT: store i64 [[TMP8]], ptr [[TMP9]], align 8
; CHECK-NEXT: [[TMP10:%.*]] = ashr i64 [[TMP2]], 56
; CHECK-NEXT: [[TMP11:%.*]] = shl nuw nsw i64 [[TMP10]], 12
; CHECK-NEXT: [[TMP12:%.*]] = xor i64 [[TMP11]], -1
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[TMP2]], 8
; CHECK-NEXT: [[TMP14:%.*]] = and i64 [[TMP13]], [[TMP12]]
; CHECK-NEXT: store i64 [[TMP14]], ptr [[TMP1]], align 8
; CHECK-NEXT: [[TMP15:%.*]] = or i64 [[TMP2]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP15]], 1
; CHECK-NEXT: [[TMP16:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK-NEXT: [[TMP17:%.*]] = call i8 @__hwasan_generate_tag()
; CHECK-NEXT: [[TMP18:%.*]] = zext i8 [[TMP17]] to i64
; CHECK-NEXT: [[TMP19:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP20:%.*]] = shl i64 [[TMP18]], 56
; CHECK-NEXT: [[TMP21:%.*]] = or i64 [[TMP19]], [[TMP20]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP21]] to ptr
; CHECK-NEXT: [[TMP22:%.*]] = trunc i64 [[TMP18]] to i8
; CHECK-NEXT: [[TMP23:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP24:%.*]] = lshr i64 [[TMP23]], 4
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr i8, ptr [[TMP16]], i64 [[TMP24]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP25]], i8 [[TMP22]], i64 1, i1 false)
; CHECK-NEXT: call void @use32(ptr nonnull [[X_HWASAN]])
; CHECK-NEXT: [[TMP26:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP27:%.*]] = lshr i64 [[TMP26]], 4
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr i8, ptr [[TMP16]], i64 [[TMP27]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP28]], i8 0, i64 1, i1 false)
; CHECK-NEXT: ret void
;
entry: entry:
%x = alloca i32, align 4 %x = alloca i32, align 4
call void @use32(ptr nonnull %x) call void @use32(ptr nonnull %x)
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/alloca.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test alloca instrumentation. ; Test alloca instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -S | FileCheck %s --check-prefixes=CHECK,DYNAMIC-SHADOW,NO-UAR-TAGS ; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -S | FileCheck %s --check-prefixes=DYNAMIC-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=CHECK,ZERO-BASED-SHADOW,NO-UAR-TAGS ; RUN: opt < %s -passes=hwasan -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=ZERO-BASED-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -hwasan-uar-retag-to-zero=0 -S | FileCheck %s --check-prefixes=CHECK,DYNAMIC-SHADOW,UAR-TAGS ; RUN: opt < %s -passes=hwasan -hwasan-with-ifunc=1 -hwasan-uar-retag-to-zero=0 -S | FileCheck %s --check-prefixes=DYNAMIC-SHADOW-UAR-TAGS
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android10000" target triple = "aarch64--linux-android10000"
declare void @use32(ptr) declare void @use32(ptr)
define void @test_alloca() sanitize_hwaddress !dbg !15 { define void @test_alloca() sanitize_hwaddress !dbg !15 {
; CHECK-LABEL: @test_alloca( ; DYNAMIC-SHADOW-LABEL: define void @test_alloca
; CHECK: %[[FP:[^ ]*]] = call ptr @llvm.frameaddress.p0(i32 0) ; DYNAMIC-SHADOW-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk !dbg [[DBG7:![0-9]+]] {
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %[[FP]] to i64 ; DYNAMIC-SHADOW-NEXT: entry:
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 20 ; DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: %[[BASE_TAG:[^ ]*]] = xor i64 %[[A]], %[[B]] ; DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; CHECK: %[[X:[^ ]*]] = alloca { i32, [12 x i8] }, align 16 ; DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; CHECK: %[[X_TAG:[^ ]*]] = xor i64 %[[BASE_TAG]], 0 ; DYNAMIC-SHADOW-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; CHECK: %[[X1:[^ ]*]] = ptrtoint ptr %[[X]] to i64 ; DYNAMIC-SHADOW-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK: %[[C:[^ ]*]] = shl i64 %[[X_TAG]], 56 ; DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0, !dbg [[DBG10:![0-9]+]]
; CHECK: %[[D:[^ ]*]] = or i64 %[[X1]], %[[C]] ; DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; CHECK: %[[X_HWASAN:[^ ]*]] = inttoptr i64 %[[D]] to ptr ; DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = shl i64 [[TMP3]], 56, !dbg [[DBG10]]
; DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = or i64 [[TMP4]], [[TMP5]], !dbg [[DBG10]]
; CHECK: %[[X_TAG2:[^ ]*]] = trunc i64 %[[X_TAG]] to i8 ; DYNAMIC-SHADOW-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP6]] to ptr, !dbg [[DBG10]]
; CHECK: %[[E:[^ ]*]] = ptrtoint ptr %[[X]] to i64 ; DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = trunc i64 [[TMP3]] to i8, !dbg [[DBG10]]
; CHECK: %[[F:[^ ]*]] = lshr i64 %[[E]], 4 ; DYNAMIC-SHADOW-NEXT: [[TMP8:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; DYNAMIC-SHADOW: %[[X_SHADOW:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %[[F]] ; DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = lshr i64 [[TMP8]], 4, !dbg [[DBG10]]
; ZERO-BASED-SHADOW: %[[X_SHADOW:[^ ]*]] = inttoptr i64 %[[F]] to ptr ; DYNAMIC-SHADOW-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP9]], !dbg [[DBG10]]
; CHECK: %[[X_SHADOW_GEP:[^ ]*]] = getelementptr i8, ptr %[[X_SHADOW]], i32 0 ; DYNAMIC-SHADOW-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0, !dbg [[DBG10]]
; CHECK: store i8 4, ptr %[[X_SHADOW_GEP]] ; DYNAMIC-SHADOW-NEXT: store i8 4, ptr [[TMP11]], align 1, !dbg [[DBG10]]
; CHECK: %[[X_I8_GEP:[^ ]*]] = getelementptr i8, ptr %[[X]], i32 15 ; DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[X]], i32 15, !dbg [[DBG10]]
; CHECK: store i8 %[[X_TAG2]], ptr %[[X_I8_GEP]] ; DYNAMIC-SHADOW-NEXT: store i8 [[TMP7]], ptr [[TMP12]], align 1, !dbg [[DBG10]]
; CHECK: call void @llvm.dbg.value( ; DYNAMIC-SHADOW-NEXT: call void @llvm.dbg.value(metadata !DIArgList(ptr [[X]], ptr [[X]]), metadata [[META11:![0-9]+]], metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, DW_OP_plus, DW_OP_deref)), !dbg [[DBG10]]
; CHECK-SAME: metadata !DIArgList(ptr %[[X]], ptr %[[X]]) ; DYNAMIC-SHADOW-NEXT: call void @use32(ptr nonnull [[X_HWASAN]]), !dbg [[DBG13:![0-9]+]]
; CHECK-SAME: metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, ; DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG14:![0-9]+]]
; CHECK: call void @use32(ptr nonnull %[[X_HWASAN]]) ; DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = lshr i64 [[TMP13]], 4, !dbg [[DBG14]]
; DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP14]], !dbg [[DBG14]]
; UAR-TAGS: %[[BASE_TAG_COMPL:[^ ]*]] = xor i64 %[[BASE_TAG]], 255 ; DYNAMIC-SHADOW-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP15]], i8 0, i64 1, i1 false), !dbg [[DBG14]]
; UAR-TAGS: %[[X_TAG_UAR:[^ ]*]] = trunc i64 %[[BASE_TAG_COMPL]] to i8 ; DYNAMIC-SHADOW-NEXT: ret void, !dbg [[DBG14]]
; CHECK: %[[E2:[^ ]*]] = ptrtoint ptr %[[X]] to i64 ;
; CHECK: %[[F2:[^ ]*]] = lshr i64 %[[E2]], 4 ; ZERO-BASED-SHADOW-LABEL: define void @test_alloca
; DYNAMIC-SHADOW: %[[X_SHADOW2:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %[[F2]] ; ZERO-BASED-SHADOW-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk !dbg [[DBG7:![0-9]+]] {
; ZERO-BASED-SHADOW: %[[X_SHADOW2:[^ ]*]] = inttoptr i64 %[[F2]] to ptr ; ZERO-BASED-SHADOW-NEXT: entry:
; NO-UAR-TAGS: call void @llvm.memset.p0.i64(ptr align 1 %[[X_SHADOW2]], i8 0, i64 1, i1 false) ; ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; UAR-TAGS: call void @llvm.memset.p0.i64(ptr align 1 %[[X_SHADOW2]], i8 %[[X_TAG_UAR]], i64 1, i1 false) ; ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK: ret void ; ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; ZERO-BASED-SHADOW-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; ZERO-BASED-SHADOW-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0, !dbg [[DBG10:![0-9]+]]
; ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = shl i64 [[TMP3]], 56, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = or i64 [[TMP4]], [[TMP5]], !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP6]] to ptr, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = trunc i64 [[TMP3]] to i8, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP8:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = lshr i64 [[TMP8]], 4, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP10:%.*]] = inttoptr i64 [[TMP9]] to ptr, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: store i8 4, ptr [[TMP11]], align 1, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[X]], i32 15, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: store i8 [[TMP7]], ptr [[TMP12]], align 1, !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: call void @llvm.dbg.value(metadata !DIArgList(ptr [[X]], ptr [[X]]), metadata [[META11:![0-9]+]], metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, DW_OP_plus, DW_OP_deref)), !dbg [[DBG10]]
; ZERO-BASED-SHADOW-NEXT: call void @use32(ptr nonnull [[X_HWASAN]]), !dbg [[DBG13:![0-9]+]]
; ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG14:![0-9]+]]
; ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = lshr i64 [[TMP13]], 4, !dbg [[DBG14]]
; ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = inttoptr i64 [[TMP14]] to ptr, !dbg [[DBG14]]
; ZERO-BASED-SHADOW-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP15]], i8 0, i64 1, i1 false), !dbg [[DBG14]]
; ZERO-BASED-SHADOW-NEXT: ret void, !dbg [[DBG14]]
;
; DYNAMIC-SHADOW-UAR-TAGS-LABEL: define void @test_alloca
; DYNAMIC-SHADOW-UAR-TAGS-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk !dbg [[DBG7:![0-9]+]] {
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: entry:
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP3:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0, !dbg [[DBG10:![0-9]+]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP5:%.*]] = shl i64 [[TMP3]], 56, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP6:%.*]] = or i64 [[TMP4]], [[TMP5]], !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP6]] to ptr, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP7:%.*]] = trunc i64 [[TMP3]] to i8, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP8:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP9:%.*]] = lshr i64 [[TMP8]], 4, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP9]], !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: store i8 4, ptr [[TMP11]], align 1, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[X]], i32 15, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: store i8 [[TMP7]], ptr [[TMP12]], align 1, !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: call void @llvm.dbg.value(metadata !DIArgList(ptr [[X]], ptr [[X]]), metadata [[META11:![0-9]+]], metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_tag_offset, 0, DW_OP_LLVM_arg, 1, DW_OP_LLVM_tag_offset, 0, DW_OP_plus, DW_OP_deref)), !dbg [[DBG10]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: call void @use32(ptr nonnull [[X_HWASAN]]), !dbg [[DBG13:![0-9]+]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP13:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 255, !dbg [[DBG14:![0-9]+]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP14:%.*]] = trunc i64 [[TMP13]] to i8, !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP15:%.*]] = ptrtoint ptr [[X]] to i64, !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP16:%.*]] = lshr i64 [[TMP15]], 4, !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: [[TMP17:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP16]], !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP17]], i8 [[TMP14]], i64 1, i1 false), !dbg [[DBG14]]
; DYNAMIC-SHADOW-UAR-TAGS-NEXT: ret void, !dbg [[DBG14]]
;
entry: entry:
%x = alloca i32, align 4 %x = alloca i32, align 4
call void @llvm.dbg.value(metadata !DIArgList(ptr %x, ptr %x), metadata !22, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_deref)), !dbg !21 call void @llvm.dbg.value(metadata !DIArgList(ptr %x, ptr %x), metadata !22, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_deref)), !dbg !21
call void @use32(ptr nonnull %x), !dbg !23 call void @use32(ptr nonnull %x), !dbg !23
ret void, !dbg !24 ret void, !dbg !24
} }
declare void @llvm.dbg.value(metadata, metadata, metadata) declare void @llvm.dbg.value(metadata, metadata, metadata)
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llvm/test/Instrumentation/HWAddressSanitizer/atomic.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test basic address sanitizer instrumentation. ; Test basic address sanitizer instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android" target triple = "aarch64--linux-android"
define void @atomicrmw(ptr %ptr) sanitize_hwaddress { define void @atomicrmw(ptr %ptr) sanitize_hwaddress {
; CHECK-LABEL: @atomicrmw( ; CHECK-LABEL: define void @atomicrmw
; CHECK: call void @llvm.hwasan.check.memaccess({{.*}}, ptr %ptr, i32 19) ; CHECK-SAME: (ptr [[PTR:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK: atomicrmw add ptr %ptr, i64 1 seq_cst ; CHECK-NEXT: entry:
; CHECK: ret void ; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[DOTHWASAN_SHADOW]], ptr [[PTR]], i32 19)
; CHECK-NEXT: [[TMP0:%.*]] = atomicrmw add ptr [[PTR]], i64 1 seq_cst, align 8
; CHECK-NEXT: ret void
;
entry: entry:
%0 = atomicrmw add ptr %ptr, i64 1 seq_cst %0 = atomicrmw add ptr %ptr, i64 1 seq_cst
ret void ret void
} }
define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress { define void @cmpxchg(ptr %ptr, i64 %compare_to, i64 %new_value) sanitize_hwaddress {
; CHECK-LABEL: @cmpxchg( ; CHECK-LABEL: define void @cmpxchg
; CHECK: call void @llvm.hwasan.check.memaccess({{.*}}, ptr %ptr, i32 19) ; CHECK-SAME: (ptr [[PTR:%.*]], i64 [[COMPARE_TO:%.*]], i64 [[NEW_VALUE:%.*]]) #[[ATTR0]] {
; CHECK: cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst ; CHECK-NEXT: entry:
; CHECK: ret void ; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[DOTHWASAN_SHADOW]], ptr [[PTR]], i32 19)
; CHECK-NEXT: [[TMP0:%.*]] = cmpxchg ptr [[PTR]], i64 [[COMPARE_TO]], i64 [[NEW_VALUE]] seq_cst seq_cst, align 8
; CHECK-NEXT: ret void
;
entry: entry:
%0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst %0 = cmpxchg ptr %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/basic-compat.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test that the old outlined check is used with old API levels. ; Test that the old outlined check is used with old API levels.
; RUN: opt < %s -passes=hwasan -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android" target triple = "aarch64--linux-android"
define i8 @test_load8(ptr %a) sanitize_hwaddress { define i8 @test_load8(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load8( ; CHECK-LABEL: define i8 @test_load8
; CHECK: call void @llvm.hwasan.check.memaccess(ptr {{.*}}, ptr {{.*}}, i32 0) ; CHECK-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 0)
; CHECK-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; CHECK-NEXT: ret i8 [[B]]
;
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }

llvm/test/Instrumentation/HWAddressSanitizer/basic.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test basic address sanitizer instrumentation. ; Test basic address sanitizer instrumentation.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=CHECK,ABORT ; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=ABORT-DYNAMIC-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=CHECK,RECOVER,RECOVER-DYNAMIC-SHADOW ; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-with-ifunc=1 -hwasan-with-tls=0 -S | FileCheck %s --check-prefixes=RECOVER-DYNAMIC-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=CHECK,ABORT ; RUN: opt < %s -passes=hwasan -hwasan-recover=0 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=ABORT-ZERO-BASED-SHADOW
; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=CHECK,RECOVER,RECOVER-ZERO-BASED-SHADOW ; RUN: opt < %s -passes=hwasan -hwasan-recover=1 -hwasan-mapping-offset=0 -S | FileCheck %s --check-prefixes=RECOVER-ZERO-BASED-SHADOW
; CHECK: @llvm.used = appending global [1 x ptr] [ptr @hwasan.module_ctor] ; CHECK: @llvm.used = appending global [1 x ptr] [ptr @hwasan.module_ctor]
; CHECK: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @hwasan.module_ctor, ptr @hwasan.module_ctor }] ; CHECK: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @hwasan.module_ctor, ptr @hwasan.module_ctor }]
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android10000" target triple = "aarch64--linux-android10000"
define i8 @test_load8(ptr %a) sanitize_hwaddress { define i8 @test_load8(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load8( ; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load8
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 0)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load8
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; RECOVER: br i1 %[[F]], label %[[MISMATCH:[0-9]*]], label %[[CONT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: [[MISMATCH]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER: %[[NOTSHORT:[^ ]*]] = icmp ugt i8 %[[MEMTAG]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER: br i1 %[[NOTSHORT]], label %[[FAIL:[0-9]*]], label %[[SHORT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER: [[FAIL]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER: call void asm sideeffect "brk #2336", "{x0}"(i64 %[[A]]) ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER: br label ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER: [[SHORT]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1:![0-9]+]]
; RECOVER: %[[LOWBITS:[^ ]*]] = and i64 %[[A]], 15 ; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER: %[[LOWBITS_I8:[^ ]*]] = trunc i64 %[[LOWBITS]] to i8 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER: %[[LAST:[^ ]*]] = add i8 %[[LOWBITS_I8]], 0 ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER: %[[OOB:[^ ]*]] = icmp uge i8 %[[LAST]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER: br i1 %[[OOB]], label %[[FAIL]], label %[[INBOUNDS:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2336", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER: [[INBOUNDS]]: ; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER: %[[EOG_ADDR:[^ ]*]] = or i64 %[[C]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER: %[[EOG_PTR:[^ ]*]] = inttoptr i64 %[[EOG_ADDR]] to ptr ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER: %[[EOGTAG:[^ ]*]] = load i8, ptr %[[EOG_PTR]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER: %[[EOG_MISMATCH:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[EOGTAG]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER: br i1 %[[EOG_MISMATCH]], label %[[FAIL]], label %[[CONT1:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER: [[CONT1]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER: br label %[[CONT]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load8
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 0)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load8
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1:![0-9]+]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2336", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER: [[CONT]]:
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 0)
; CHECK: %[[G:[^ ]*]] = load i8, ptr %a, align 4
; CHECK: ret i8 %[[G]]
entry: entry:
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }
define i16 @test_load16(ptr %a) sanitize_hwaddress { define i16 @test_load16(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load16( ; ABORT-DYNAMIC-SHADOW-LABEL: define i16 @test_load16
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 1)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i16 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i16 @test_load16
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label %[[MISMATCH:[0-9]*]], label %[[CONT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: [[MISMATCH]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER: %[[NOTSHORT:[^ ]*]] = icmp ugt i8 %[[MEMTAG]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER: br i1 %[[NOTSHORT]], label %[[FAIL:[0-9]*]], label %[[SHORT:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER: [[FAIL]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER: call void asm sideeffect "brk #2337", "{x0}"(i64 %[[A]]) ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER: br label ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER: [[SHORT]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER: %[[LOWBITS:[^ ]*]] = and i64 %[[A]], 15 ; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER: %[[LOWBITS_I8:[^ ]*]] = trunc i64 %[[LOWBITS]] to i8 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER: %[[LAST:[^ ]*]] = add i8 %[[LOWBITS_I8]], 1 ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER: %[[OOB:[^ ]*]] = icmp uge i8 %[[LAST]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER: br i1 %[[OOB]], label %[[FAIL]], label %[[INBOUNDS:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2337", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER: [[INBOUNDS]]: ; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER: %[[EOG_ADDR:[^ ]*]] = or i64 %[[C]], 15 ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER: %[[EOG_PTR:[^ ]*]] = inttoptr i64 %[[EOG_ADDR]] to ptr ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER: %[[EOGTAG:[^ ]*]] = load i8, ptr %[[EOG_PTR]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER: %[[EOG_MISMATCH:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[EOGTAG]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER: br i1 %[[EOG_MISMATCH]], label %[[FAIL]], label %[[CONT1:[0-9]*]], !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER: [[CONT1]]: ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER: br label %[[CONT]] ; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i16 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i16 @test_load16
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 1)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i16 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i16 @test_load16
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2337", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i16, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i16 [[B]]
;
; RECOVER: [[CONT]]:
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 1)
; CHECK: %[[G:[^ ]*]] = load i16, ptr %a, align 4
; CHECK: ret i16 %[[G]]
entry: entry:
%b = load i16, ptr %a, align 4 %b = load i16, ptr %a, align 4
ret i16 %b ret i16 %b
} }
define i32 @test_load32(ptr %a) sanitize_hwaddress { define i32 @test_load32(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load32( ; ABORT-DYNAMIC-SHADOW-LABEL: define i32 @test_load32
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 2)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i32 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i32 @test_load32
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2338", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i32 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i32 @test_load32
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 2)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i32 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i32 @test_load32
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2338", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i32, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i32 [[B]]
;
; RECOVER: call void asm sideeffect "brk #2338", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 2)
; CHECK: %[[G:[^ ]*]] = load i32, ptr %a, align 4
; CHECK: ret i32 %[[G]]
entry: entry:
%b = load i32, ptr %a, align 4 %b = load i32, ptr %a, align 4
ret i32 %b ret i32 %b
} }
define i64 @test_load64(ptr %a) sanitize_hwaddress { define i64 @test_load64(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load64( ; ABORT-DYNAMIC-SHADOW-LABEL: define i64 @test_load64
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 3)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i64 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i64 @test_load64
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2339", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i64 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i64 @test_load64
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 3)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i64 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i64 @test_load64
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2339", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i64, ptr [[A]], align 8
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i64 [[B]]
;
; RECOVER: call void asm sideeffect "brk #2339", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 3)
; CHECK: %[[G:[^ ]*]] = load i64, ptr %a, align 8
; CHECK: ret i64 %[[G]]
entry: entry:
%b = load i64, ptr %a, align 8 %b = load i64, ptr %a, align 8
ret i64 %b ret i64 %b
} }
define i128 @test_load128(ptr %a) sanitize_hwaddress { define i128 @test_load128(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load128( ; ABORT-DYNAMIC-SHADOW-LABEL: define i128 @test_load128
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 4)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret i128 [[B]]
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define i128 @test_load128
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2340", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i128 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i128 @test_load128
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 4)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i128 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i128 @test_load128
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2340", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i128, ptr [[A]], align 16
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i128 [[B]]
;
; RECOVER: call void asm sideeffect "brk #2340", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 4)
; CHECK: %[[G:[^ ]*]] = load i128, ptr %a, align 16
; CHECK: ret i128 %[[G]]
entry: entry:
%b = load i128, ptr %a, align 16 %b = load i128, ptr %a, align 16
ret i128 %b ret i128 %b
} }
define i40 @test_load40(ptr %a) sanitize_hwaddress { define i40 @test_load40(ptr %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load40( ; ABORT-DYNAMIC-SHADOW-LABEL: define i40 @test_load40
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT: call void @__hwasan_loadN(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: call void @__hwasan_loadN_noabort(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: %[[B:[^ ]*]] = load i40, ptr %a ; ABORT-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; CHECK: ret i40 %[[B]] ; ABORT-DYNAMIC-SHADOW-NEXT: call void @__hwasan_loadN(i64 [[TMP0]], i64 5)
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i40 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i40 @test_load40
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: call void @__hwasan_loadN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i40 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i40 @test_load40
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_loadN(i64 [[TMP0]], i64 5)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i40 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i40 @test_load40
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_loadN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i40, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i40 [[B]]
;
entry: entry:
%b = load i40, ptr %a, align 4 %b = load i40, ptr %a, align 4
ret i40 %b ret i40 %b
} }
define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress { define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store8( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store8
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 16)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store8
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2352", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store8
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 16)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store8
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i8 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2352", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 0
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i8 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "brk #2352", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 16)
; CHECK: store i8 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i8 %b, ptr %a, align 4 store i8 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store16(ptr %a, i16 %b) sanitize_hwaddress { define void @test_store16(ptr %a, i16 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store16( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store16
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 17)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store16
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2353", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store16
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 17)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store16
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i16 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2353", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i16 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "brk #2353", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 17)
; CHECK: store i16 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i16 %b, ptr %a, align 4 store i16 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store32(ptr %a, i32 %b) sanitize_hwaddress { define void @test_store32(ptr %a, i32 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store32( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store32
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 18)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store32
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2354", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store32
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 18)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store32
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2354", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 3
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i32 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "brk #2354", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 18)
; CHECK: store i32 %b, ptr %a, align 4
; CHECK: ret void
entry: entry:
store i32 %b, ptr %a, align 4 store i32 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store64(ptr %a, i64 %b) sanitize_hwaddress { define void @test_store64(ptr %a, i64 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store64( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store64
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 19)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store64
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2355", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store64
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 19)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store64
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2355", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 7
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 8
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "brk #2355", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 19)
; CHECK: store i64 %b, ptr %a, align 8
; CHECK: ret void
entry: entry:
store i64 %b, ptr %a, align 8 store i64 %b, ptr %a, align 8
ret void ret void
} }
define void @test_store128(ptr %a, i128 %b) sanitize_hwaddress { define void @test_store128(ptr %a, i128 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store128( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store128
; RECOVER: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: %[[B:[^ ]*]] = lshr i64 %[[A]], 56 ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8 ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935 ; ABORT-DYNAMIC-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 20)
; RECOVER: %[[D:[^ ]*]] = lshr i64 %[[C]], 4 ; ABORT-DYNAMIC-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW: %[[E:[^ ]*]] = getelementptr i8, ptr %.hwasan.shadow, i64 %4 ; ABORT-DYNAMIC-SHADOW-NEXT: ret void
; RECOVER-ZERO-BASED-SHADOW: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to ptr ;
; RECOVER: %[[MEMTAG:[^ ]*]] = load i8, ptr %[[E]] ; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store128
; RECOVER: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]] ; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; RECOVER: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}} ; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[DOTHWASAN_SHADOW]], i64 [[TMP4]]
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 8:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 10:
; RECOVER-DYNAMIC-SHADOW-NEXT: call void asm sideeffect "brk #2356", "{x0}"(i64 [[TMP0]])
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-DYNAMIC-SHADOW: 11:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 16:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-DYNAMIC-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-DYNAMIC-SHADOW: 21:
; RECOVER-DYNAMIC-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-DYNAMIC-SHADOW: 22:
; RECOVER-DYNAMIC-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store128
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr [[DOTHWASAN_SHADOW]], ptr [[A]], i32 20)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store128
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i128 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 56
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP1]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 72057594037927935
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP3]], 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP4]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP6:%.*]] = load i8, ptr [[TMP5]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP7:%.*]] = icmp ne i8 [[TMP2]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP22:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 8:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP9:%.*]] = icmp ugt i8 [[TMP6]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP9]], label [[TMP10:%.*]], label [[TMP11:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 10:
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void asm sideeffect "brk #2356", "{x0}"(i64 [[TMP0]])
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP21:%.*]]
; RECOVER-ZERO-BASED-SHADOW: 11:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP12:%.*]] = and i64 [[TMP0]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP13:%.*]] = trunc i64 [[TMP12]] to i8
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP14:%.*]] = add i8 [[TMP13]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP15:%.*]] = icmp uge i8 [[TMP14]], [[TMP6]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP15]], label [[TMP10]], label [[TMP16:%.*]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 16:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP17:%.*]] = or i64 [[TMP3]], 15
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP18:%.*]] = inttoptr i64 [[TMP17]] to ptr
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP20:%.*]] = icmp ne i8 [[TMP2]], [[TMP19]]
; RECOVER-ZERO-BASED-SHADOW-NEXT: br i1 [[TMP20]], label [[TMP10]], label [[TMP21]], !prof [[PROF1]]
; RECOVER-ZERO-BASED-SHADOW: 21:
; RECOVER-ZERO-BASED-SHADOW-NEXT: br label [[TMP22]]
; RECOVER-ZERO-BASED-SHADOW: 22:
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i128 [[B]], ptr [[A]], align 16
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER: call void asm sideeffect "brk #2356", "{x0}"(i64 %[[A]])
; RECOVER: br label
; ABORT: call void @llvm.hwasan.check.memaccess.shortgranules(ptr %.hwasan.shadow, ptr %a, i32 20)
; CHECK: store i128 %b, ptr %a, align 16
; CHECK: ret void
entry: entry:
store i128 %b, ptr %a, align 16 store i128 %b, ptr %a, align 16
ret void ret void
} }
define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress { define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store40( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store40
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 5) ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: store i40 %b, ptr %a ; ABORT-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; CHECK: ret void ; ABORT-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 5)
; ABORT-DYNAMIC-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret void
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store40
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-DYNAMIC-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store40
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 5)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store40
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i40 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 5)
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i40 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
entry: entry:
store i40 %b, ptr %a, align 4 store i40 %b, ptr %a, align 4
ret void ret void
} }
define void @test_store_unaligned(ptr %a, i64 %b) sanitize_hwaddress { define void @test_store_unaligned(ptr %a, i64 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store_unaligned( ; ABORT-DYNAMIC-SHADOW-LABEL: define void @test_store_unaligned
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 ; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 8) ; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 8) ; ABORT-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; CHECK: store i64 %b, ptr %a, align 4 ; ABORT-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; CHECK: ret void ; ABORT-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 8)
; ABORT-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret void
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define void @test_store_unaligned
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr @__hwasan_shadow)
; RECOVER-DYNAMIC-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-DYNAMIC-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 8)
; RECOVER-DYNAMIC-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret void
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define void @test_store_unaligned
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; ABORT-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; ABORT-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN(i64 [[TMP0]], i64 8)
; ABORT-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret void
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define void @test_store_unaligned
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64
; RECOVER-ZERO-BASED-SHADOW-NEXT: call void @__hwasan_storeN_noabort(i64 [[TMP0]], i64 8)
; RECOVER-ZERO-BASED-SHADOW-NEXT: store i64 [[B]], ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret void
;
entry: entry:
store i64 %b, ptr %a, align 4 store i64 %b, ptr %a, align 4
ret void ret void
} }
define i8 @test_load_noattr(ptr %a) { define i8 @test_load_noattr(ptr %a) {
; CHECK-LABEL: @test_load_noattr( ; CHECK-LABEL: define i8 @test_load_noattr
; CHECK-SAME: (ptr [[A:%.*]]) {
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, ptr %a ; CHECK-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; CHECK-NEXT: ret i8 %[[B]] ; CHECK-NEXT: ret i8 [[B]]
;
; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load_noattr
; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) {
; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load_noattr
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_noattr
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_noattr
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
entry: entry:
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }
define i8 @test_load_notmyattr(ptr %a) sanitize_address { define i8 @test_load_notmyattr(ptr %a) sanitize_address {
; CHECK-LABEL: @test_load_notmyattr( ; CHECK-LABEL: define i8 @test_load_notmyattr
; CHECK-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, ptr %a ; CHECK-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; CHECK-NEXT: ret i8 %[[B]] ; CHECK-NEXT: ret i8 [[B]]
;
; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load_notmyattr
; ABORT-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load_notmyattr
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_notmyattr
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_notmyattr
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
entry: entry:
%b = load i8, ptr %a, align 4 %b = load i8, ptr %a, align 4
ret i8 %b ret i8 %b
} }
define i8 @test_load_addrspace(ptr addrspace(256) %a) sanitize_hwaddress { define i8 @test_load_addrspace(ptr addrspace(256) %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load_addrspace( ; CHECK-LABEL: define i8 @test_load_addrspace
; CHECK-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: entry: ; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, ptr addrspace(256) %a ; CHECK-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; CHECK-NEXT: ret i8 %[[B]] ; CHECK-NEXT: ret i8 [[B]]
;
; ABORT-DYNAMIC-SHADOW-LABEL: define i8 @test_load_addrspace
; ABORT-DYNAMIC-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; ABORT-DYNAMIC-SHADOW-NEXT: entry:
; ABORT-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; ABORT-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-DYNAMIC-SHADOW-LABEL: define i8 @test_load_addrspace
; RECOVER-DYNAMIC-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; RECOVER-DYNAMIC-SHADOW-NEXT: entry:
; RECOVER-DYNAMIC-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; RECOVER-DYNAMIC-SHADOW-NEXT: ret i8 [[B]]
;
; ABORT-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_addrspace
; ABORT-ZERO-BASED-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; ABORT-ZERO-BASED-SHADOW-NEXT: entry:
; ABORT-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; ABORT-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
; RECOVER-ZERO-BASED-SHADOW-LABEL: define i8 @test_load_addrspace
; RECOVER-ZERO-BASED-SHADOW-SAME: (ptr addrspace(256) [[A:%.*]]) #[[ATTR0]] {
; RECOVER-ZERO-BASED-SHADOW-NEXT: entry:
; RECOVER-ZERO-BASED-SHADOW-NEXT: [[B:%.*]] = load i8, ptr addrspace(256) [[A]], align 4
; RECOVER-ZERO-BASED-SHADOW-NEXT: ret i8 [[B]]
;
entry: entry:
%b = load i8, ptr addrspace(256) %a, align 4 %b = load i8, ptr addrspace(256) %a, align 4
ret i8 %b ret i8 %b
} }
; CHECK: declare void @__hwasan_init() ; CHECK: declare void @__hwasan_init()
; CHECK: define internal void @hwasan.module_ctor() #[[#ATTR:]] comdat {
; CHECK-NEXT: call void @__hwasan_init() ; CHECK-NEXT: call void @__hwasan_init()
; CHECK-NEXT: ret void ; CHECK-NEXT: ret void
; CHECK-NEXT: } ; CHECK-NEXT: }
; CHECK: attributes #[[#ATTR]] = { nounwind }

llvm/test/Instrumentation/HWAddressSanitizer/exception-lifetime.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test allocas with multiple lifetime ends, as frequently seen for exception ; Test allocas with multiple lifetime ends, as frequently seen for exception
; handling. ; handling.
; ;
; RUN: opt -passes=hwasan -hwasan-use-after-scope -S -o - %s | FileCheck %s --check-prefix=CHECK ; RUN: opt -passes=hwasan -hwasan-use-after-scope -S -o - %s | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android" target triple = "aarch64--linux-android"
declare void @mayFail(ptr %x) sanitize_hwaddress declare void @mayFail(ptr %x) sanitize_hwaddress
declare void @onExcept(ptr %x) sanitize_hwaddress declare void @onExcept(ptr %x) sanitize_hwaddress
declare void @llvm.lifetime.start.p0(i64, ptr nocapture) nounwind declare void @llvm.lifetime.start.p0(i64, ptr nocapture) nounwind
declare void @llvm.lifetime.end.p0(i64, ptr nocapture) nounwind declare void @llvm.lifetime.end.p0(i64, ptr nocapture) nounwind
declare i32 @__gxx_personality_v0(...) declare i32 @__gxx_personality_v0(...)
define void @test() sanitize_hwaddress personality ptr @__gxx_personality_v0 { define void @test() sanitize_hwaddress personality ptr @__gxx_personality_v0 {
; CHECK-LABEL: define void @test
; CHECK-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__gxx_personality_v0 {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = call ptr @llvm.thread.pointer()
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[TMP0]], i32 48
; CHECK-NEXT: [[TMP2:%.*]] = load i64, ptr [[TMP1]], align 8
; CHECK-NEXT: [[TMP3:%.*]] = ashr i64 [[TMP2]], 3
; CHECK-NEXT: [[TMP4:%.*]] = call i64 @llvm.read_register.i64(metadata [[META1:![0-9]+]])
; CHECK-NEXT: [[TMP5:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP6:%.*]] = ptrtoint ptr [[TMP5]] to i64
; CHECK-NEXT: [[TMP7:%.*]] = shl i64 [[TMP6]], 44
; CHECK-NEXT: [[TMP8:%.*]] = or i64 [[TMP4]], [[TMP7]]
; CHECK-NEXT: [[TMP9:%.*]] = inttoptr i64 [[TMP2]] to ptr
; CHECK-NEXT: store i64 [[TMP8]], ptr [[TMP9]], align 8
; CHECK-NEXT: [[TMP10:%.*]] = ashr i64 [[TMP2]], 56
; CHECK-NEXT: [[TMP11:%.*]] = shl nuw nsw i64 [[TMP10]], 12
; CHECK-NEXT: [[TMP12:%.*]] = xor i64 [[TMP11]], -1
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[TMP2]], 8
; CHECK-NEXT: [[TMP14:%.*]] = and i64 [[TMP13]], [[TMP12]]
; CHECK-NEXT: store i64 [[TMP14]], ptr [[TMP1]], align 8
; CHECK-NEXT: [[TMP15:%.*]] = or i64 [[TMP2]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP15]], 1
; CHECK-NEXT: [[TMP16:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK-NEXT: [[TMP17:%.*]] = xor i64 [[TMP3]], 0
; CHECK-NEXT: [[TMP18:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP19:%.*]] = shl i64 [[TMP17]], 56
; CHECK-NEXT: [[TMP20:%.*]] = or i64 [[TMP18]], [[TMP19]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP20]] to ptr
; CHECK-NEXT: [[EXN_SLOT:%.*]] = alloca ptr, align 8
; CHECK-NEXT: [[EHSELECTOR_SLOT:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 16, ptr [[X]])
; CHECK-NEXT: [[TMP21:%.*]] = trunc i64 [[TMP17]] to i8
; CHECK-NEXT: [[TMP22:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP23:%.*]] = lshr i64 [[TMP22]], 4
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr i8, ptr [[TMP16]], i64 [[TMP23]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP24]], i8 [[TMP21]], i64 1, i1 false)
; CHECK-NEXT: invoke void @mayFail(ptr [[X_HWASAN]])
; CHECK-NEXT: to label [[INVOKE_CONT:%.*]] unwind label [[LPAD:%.*]]
; CHECK: invoke.cont:
; CHECK-NEXT: [[TMP25:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP26:%.*]] = lshr i64 [[TMP25]], 4
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr i8, ptr [[TMP16]], i64 [[TMP26]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP27]], i8 0, i64 1, i1 false)
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 16, ptr [[X]])
; CHECK-NEXT: ret void
; CHECK: lpad:
; CHECK-NEXT: [[TMP28:%.*]] = landingpad { ptr, i32 }
; CHECK-NEXT: cleanup
; CHECK-NEXT: [[TMP29:%.*]] = call i64 @llvm.read_register.i64(metadata [[META2:![0-9]+]])
; CHECK-NEXT: call void @__hwasan_handle_vfork(i64 [[TMP29]])
; CHECK-NEXT: [[TMP30:%.*]] = extractvalue { ptr, i32 } [[TMP28]], 0
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[TMP16]], ptr [[EXN_SLOT]], i32 19)
; CHECK-NEXT: store ptr [[TMP30]], ptr [[EXN_SLOT]], align 8
; CHECK-NEXT: [[TMP31:%.*]] = extractvalue { ptr, i32 } [[TMP28]], 1
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[TMP16]], ptr [[EHSELECTOR_SLOT]], i32 18)
; CHECK-NEXT: store i32 [[TMP31]], ptr [[EHSELECTOR_SLOT]], align 4
; CHECK-NEXT: call void @onExcept(ptr [[X_HWASAN]])
; CHECK-NEXT: [[TMP32:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP33:%.*]] = lshr i64 [[TMP32]], 4
; CHECK-NEXT: [[TMP34:%.*]] = getelementptr i8, ptr [[TMP16]], i64 [[TMP33]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP34]], i8 0, i64 1, i1 false)
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 16, ptr [[X]])
; CHECK-NEXT: br label [[EH_RESUME:%.*]]
; CHECK: eh.resume:
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[TMP16]], ptr [[EXN_SLOT]], i32 3)
; CHECK-NEXT: [[EXN:%.*]] = load ptr, ptr [[EXN_SLOT]], align 8
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[TMP16]], ptr [[EHSELECTOR_SLOT]], i32 2)
; CHECK-NEXT: [[SEL:%.*]] = load i32, ptr [[EHSELECTOR_SLOT]], align 4
; CHECK-NEXT: [[LPAD_VAL:%.*]] = insertvalue { ptr, i32 } undef, ptr [[EXN]], 0
; CHECK-NEXT: [[LPAD_VAL1:%.*]] = insertvalue { ptr, i32 } [[LPAD_VAL]], i32 [[SEL]], 1
; CHECK-NEXT: resume { ptr, i32 } [[LPAD_VAL1]]
;
entry: entry:
%x = alloca i32, align 8 %x = alloca i32, align 8
%exn.slot = alloca ptr, align 8 %exn.slot = alloca ptr, align 8
%ehselector.slot = alloca i32, align 4 %ehselector.slot = alloca i32, align 4
call void @llvm.lifetime.start.p0(i64 8, ptr %x) call void @llvm.lifetime.start.p0(i64 8, ptr %x)
invoke void @mayFail(ptr %x) to label %invoke.cont unwind label %lpad invoke void @mayFail(ptr %x) to label %invoke.cont unwind label %lpad
invoke.cont: ; preds = %entry invoke.cont: ; preds = %entry
; CHECK: invoke.cont:
; CHECK: call void @llvm.memset.p0.i64(ptr align 1 %{{.*}}, i8 0, i64 1, i1 false)
; CHECK: call void @llvm.lifetime.end.p0(i64 16, ptr {{.*}}{{.*}}%x)
; CHECK: ret void
call void @llvm.lifetime.end.p0(i64 8, ptr %x) call void @llvm.lifetime.end.p0(i64 8, ptr %x)
ret void ret void
lpad: ; preds = %entry lpad: ; preds = %entry
; CHECK: lpad
; CHECK: call void @llvm.memset.p0.i64(ptr align 1 %{{.*}}, i8 0, i64 1, i1 false)
; CHECK: call void @llvm.lifetime.end.p0(i64 16, ptr {{.*}}{{.*}}%x)
; CHECK: br label %eh.resume
%0 = landingpad { ptr, i32 } %0 = landingpad { ptr, i32 }
cleanup cleanup
%1 = extractvalue { ptr, i32 } %0, 0 %1 = extractvalue { ptr, i32 } %0, 0
store ptr %1, ptr %exn.slot, align 8 store ptr %1, ptr %exn.slot, align 8
%2 = extractvalue { ptr, i32 } %0, 1 %2 = extractvalue { ptr, i32 } %0, 1
store i32 %2, ptr %ehselector.slot, align 4 store i32 %2, ptr %ehselector.slot, align 4
call void @onExcept(ptr %x) #18 call void @onExcept(ptr %x) #18
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llvm/test/Instrumentation/HWAddressSanitizer/kernel-alloca.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; Test kernel hwasan instrumentation for alloca. ; Test kernel hwasan instrumentation for alloca.
; ;
; RUN: opt < %s -passes=hwasan -hwasan-kernel=1 -S | FileCheck %s ; RUN: opt < %s -passes=hwasan -hwasan-kernel=1 -S | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android" target triple = "aarch64--linux-android"
declare void @use32(ptr) declare void @use32(ptr)
define void @test_alloca() sanitize_hwaddress { define void @test_alloca() sanitize_hwaddress {
; CHECK-LABEL: @test_alloca( ; CHECK-LABEL: define void @test_alloca
; CHECK: %[[FP:[^ ]*]] = call ptr @llvm.frameaddress.p0(i32 0) ; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %[[FP]] to i64 ; CHECK-NEXT: entry:
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 20 ; CHECK-NEXT: [[DOTHWASAN_SHADOW:%.*]] = call ptr asm "", "=r,0"(ptr null)
; CHECK: %[[BASE_TAG:[^ ]*]] = xor i64 %[[A]], %[[B]] ; CHECK-NEXT: [[TMP0:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[TMP0]] to i64
; CHECK-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 20
; CHECK-NEXT: [[HWASAN_STACK_BASE_TAG:%.*]] = xor i64 [[TMP1]], [[TMP2]]
; CHECK-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 16
; CHECK-NEXT: [[TMP3:%.*]] = xor i64 [[HWASAN_STACK_BASE_TAG]], 0
; CHECK-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP5:%.*]] = shl i64 [[TMP3]], 56
; CHECK-NEXT: [[TMP6:%.*]] = or i64 [[TMP5]], 72057594037927935
; CHECK-NEXT: [[TMP7:%.*]] = and i64 [[TMP4]], [[TMP6]]
; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP7]] to ptr
; CHECK-NEXT: [[TMP8:%.*]] = trunc i64 [[TMP3]] to i8
; CHECK-NEXT: [[TMP9:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP10:%.*]] = lshr i64 [[TMP9]], 4
; CHECK-NEXT: [[TMP11:%.*]] = inttoptr i64 [[TMP10]] to ptr
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP11]], i8 [[TMP8]], i64 1, i1 false)
; CHECK-NEXT: call void @use32(ptr nonnull [[X_HWASAN]])
; CHECK-NEXT: [[TMP12:%.*]] = ptrtoint ptr [[X]] to i64
; CHECK-NEXT: [[TMP13:%.*]] = lshr i64 [[TMP12]], 4
; CHECK-NEXT: [[TMP14:%.*]] = inttoptr i64 [[TMP13]] to ptr
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP14]], i8 0, i64 1, i1 false)
; CHECK-NEXT: ret void
;
; CHECK: %[[X:[^ ]*]] = alloca { i32, [12 x i8] }, align 16
; CHECK: %[[X_TAG:[^ ]*]] = xor i64 %[[BASE_TAG]], 0
; CHECK: %[[X1:[^ ]*]] = ptrtoint ptr %[[X]] to i64
; CHECK: %[[C:[^ ]*]] = shl i64 %[[X_TAG]], 56
; CHECK: %[[D:[^ ]*]] = or i64 %[[C]], 72057594037927935
; CHECK: %[[E:[^ ]*]] = and i64 %[[X1]], %[[D]]
; CHECK: %[[X_HWASAN:[^ ]*]] = inttoptr i64 %[[E]] to ptr
entry: entry:
%x = alloca i32, align 4 %x = alloca i32, align 4
call void @use32(ptr nonnull %x) call void @use32(ptr nonnull %x)
ret void ret void
} }

llvm/test/Instrumentation/HWAddressSanitizer/use-after-scope-setjmp.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt -passes=hwasan -hwasan-use-stack-safety=0 -hwasan-use-after-scope -S < %s | FileCheck %s ; RUN: opt -passes=hwasan -hwasan-use-stack-safety=0 -hwasan-use-after-scope -S < %s | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-unknown-linux-android29" target triple = "aarch64-unknown-linux-android29"
@stackbuf = dso_local local_unnamed_addr global ptr null, align 8 @stackbuf = dso_local local_unnamed_addr global ptr null, align 8
@jbuf = dso_local global [32 x i64] zeroinitializer, align 8 @jbuf = dso_local global [32 x i64] zeroinitializer, align 8
declare void @may_jump() declare void @may_jump()
define dso_local noundef i1 @_Z6targetv() sanitize_hwaddress { define dso_local noundef i1 @_Z6targetv() sanitize_hwaddress {
; CHECK-LABEL: define dso_local noundef i1 @_Z6targetv
; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = call ptr @llvm.thread.pointer()
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[TMP0]], i32 48
; CHECK-NEXT: [[TMP2:%.*]] = load i64, ptr [[TMP1]], align 8
; CHECK-NEXT: [[TMP3:%.*]] = ashr i64 [[TMP2]], 3
; CHECK-NEXT: [[TMP4:%.*]] = call i64 @llvm.read_register.i64(metadata [[META1:![0-9]+]])
; CHECK-NEXT: [[TMP5:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)
; CHECK-NEXT: [[TMP6:%.*]] = ptrtoint ptr [[TMP5]] to i64
; CHECK-NEXT: [[TMP7:%.*]] = shl i64 [[TMP6]], 44
; CHECK-NEXT: [[TMP8:%.*]] = or i64 [[TMP4]], [[TMP7]]
; CHECK-NEXT: [[TMP9:%.*]] = inttoptr i64 [[TMP2]] to ptr
; CHECK-NEXT: store i64 [[TMP8]], ptr [[TMP9]], align 8
; CHECK-NEXT: [[TMP10:%.*]] = ashr i64 [[TMP2]], 56
; CHECK-NEXT: [[TMP11:%.*]] = shl nuw nsw i64 [[TMP10]], 12
; CHECK-NEXT: [[TMP12:%.*]] = xor i64 [[TMP11]], -1
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[TMP2]], 8
; CHECK-NEXT: [[TMP14:%.*]] = and i64 [[TMP13]], [[TMP12]]
; CHECK-NEXT: store i64 [[TMP14]], ptr [[TMP1]], align 8
; CHECK-NEXT: [[TMP15:%.*]] = or i64 [[TMP2]], 4294967295
; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP15]], 1
; CHECK-NEXT: [[TMP16:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr
; CHECK-NEXT: [[BUF:%.*]] = alloca [4096 x i8], align 16
; CHECK-NEXT: [[TMP17:%.*]] = xor i64 [[TMP3]], 0
; CHECK-NEXT: [[TMP18:%.*]] = ptrtoint ptr [[BUF]] to i64
; CHECK-NEXT: [[TMP19:%.*]] = shl i64 [[TMP17]], 56
; CHECK-NEXT: [[TMP20:%.*]] = or i64 [[TMP18]], [[TMP19]]
; CHECK-NEXT: [[BUF_HWASAN:%.*]] = inttoptr i64 [[TMP20]] to ptr
; CHECK-NEXT: [[TMP21:%.*]] = trunc i64 [[TMP17]] to i8
; CHECK-NEXT: [[TMP22:%.*]] = ptrtoint ptr [[BUF]] to i64
; CHECK-NEXT: [[TMP23:%.*]] = lshr i64 [[TMP22]], 4
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr i8, ptr [[TMP16]], i64 [[TMP23]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP24]], i8 [[TMP21]], i64 256, i1 false)
; CHECK-NEXT: [[CALL:%.*]] = call i32 @setjmp(ptr noundef @jbuf)
; CHECK-NEXT: switch i32 [[CALL]], label [[WHILE_BODY:%.*]] [
; CHECK-NEXT: i32 1, label [[RETURN:%.*]]
; CHECK-NEXT: i32 2, label [[SW_BB1:%.*]]
; CHECK-NEXT: ]
; CHECK: sw.bb1:
; CHECK-NEXT: br label [[RETURN]]
; CHECK: while.body:
; CHECK-NEXT: call void @llvm.hwasan.check.memaccess(ptr [[TMP16]], ptr @stackbuf, i32 19)
; CHECK-NEXT: store ptr [[BUF_HWASAN]], ptr @stackbuf, align 8
; CHECK-NEXT: call void @may_jump()
; CHECK-NEXT: br label [[RETURN]]
; CHECK: return:
; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i1 [ true, [[WHILE_BODY]] ], [ true, [[SW_BB1]] ], [ false, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[TMP25:%.*]] = ptrtoint ptr [[BUF]] to i64
; CHECK-NEXT: [[TMP26:%.*]] = lshr i64 [[TMP25]], 4
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr i8, ptr [[TMP16]], i64 [[TMP26]]
; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP27]], i8 0, i64 256, i1 false)
; CHECK-NEXT: ret i1 [[RETVAL_0]]
;
entry: entry:
%buf = alloca [4096 x i8], align 1 %buf = alloca [4096 x i8], align 1
%call = call i32 @setjmp(ptr noundef @jbuf) %call = call i32 @setjmp(ptr noundef @jbuf)
switch i32 %call, label %while.body [ switch i32 %call, label %while.body [
i32 1, label %return i32 1, label %return
i32 2, label %sw.bb1 i32 2, label %sw.bb1
] ]
sw.bb1: ; preds = %entry sw.bb1: ; preds = %entry
br label %return br label %return
while.body: ; preds = %entry while.body: ; preds = %entry
call void @llvm.lifetime.start.p0(i64 4096, ptr nonnull %buf) #10 call void @llvm.lifetime.start.p0(i64 4096, ptr nonnull %buf) #10
store ptr %buf, ptr @stackbuf, align 8 store ptr %buf, ptr @stackbuf, align 8
; may_jump may call longjmp, going back to the switch (and then the return), ; may_jump may call longjmp, going back to the switch (and then the return),
; bypassing the lifetime.end. This is why we need to untag on the return, ; bypassing the lifetime.end. This is why we need to untag on the return,
; rather than the lifetime.end. ; rather than the lifetime.end.
call void @may_jump() call void @may_jump()
call void @llvm.lifetime.end.p0(i64 4096, ptr nonnull %buf) #10 call void @llvm.lifetime.end.p0(i64 4096, ptr nonnull %buf) #10
br label %return br label %return
; CHECK-LABEL: return:
; CHECK: void @llvm.memset.p0.i64({{.*}}, i8 0, i64 256, i1 false)
return: ; preds = %entry, %while.body, %sw.bb1 return: ; preds = %entry, %while.body, %sw.bb1
%retval.0 = phi i1 [ true, %while.body ], [ true, %sw.bb1 ], [ false, %entry ] %retval.0 = phi i1 [ true, %while.body ], [ true, %sw.bb1 ], [ false, %entry ]
ret i1 %retval.0 ret i1 %retval.0
} }
declare i32 @setjmp(ptr noundef) returns_twice declare i32 @setjmp(ptr noundef) returns_twice
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture)