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Differential D151905

add s17
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Authored by tschuett on Jun 1 2023, 10:25 AM.
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Summary

ran into legalization issues with larger non-power-of-2

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tschuett created this revision.Jun 1 2023, 10:25 AM
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Harbormaster completed remote builds in B235891: Diff 527487.Jun 1 2023, 10:25 AM

Revision Contents

PathSize
llvm/
test/
CodeGen/
X86/
GlobalISel/
30 lines

Diff 527487

llvm/test/CodeGen/X86/GlobalISel/legalize-bswap.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -mtriple=x86_64-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-64 # RUN: llc -mtriple=x86_64-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-64
# RUN: llc -mtriple=i386-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-32 # RUN: llc -mtriple=i386-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-32
# test BSWAP s32 and s64 # test BSWAP s16, s32, and s64
...
---
name: test_bswaps17
body: |
bb.1:
; X86-64-LABEL: name: test_bswaps17
; X86-64: [[DEF:%[0-9]+]]:_(s17) = IMPLICIT_DEF
; X86-64-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[DEF]](s17)
; X86-64-NEXT: [[BSWAP:%[0-9]+]]:_(s32) = G_BSWAP [[ANYEXT]]
; X86-64-NEXT: [[C:%[0-9]+]]:_(s8) = G_CONSTANT i8 15
; X86-64-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BSWAP]], [[C]](s8)
; X86-64-NEXT: [[TRUNC:%[0-9]+]]:_(s17) = G_TRUNC [[LSHR]](s32)
; X86-64-NEXT: [[COPY:%[0-9]+]]:_(s17) = COPY [[TRUNC]](s17)
; X86-64-NEXT: RET 0, implicit [[COPY]](s17)
; X86-32-LABEL: name: test_bswaps17
; X86-32: [[DEF:%[0-9]+]]:_(s17) = IMPLICIT_DEF
; X86-32-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[DEF]](s17)
; X86-32-NEXT: [[BSWAP:%[0-9]+]]:_(s32) = G_BSWAP [[ANYEXT]]
; X86-32-NEXT: [[C:%[0-9]+]]:_(s8) = G_CONSTANT i8 15
; X86-32-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BSWAP]], [[C]](s8)
; X86-32-NEXT: [[TRUNC:%[0-9]+]]:_(s17) = G_TRUNC [[LSHR]](s32)
; X86-32-NEXT: [[COPY:%[0-9]+]]:_(s17) = COPY [[TRUNC]](s17)
; X86-32-NEXT: RET 0, implicit [[COPY]](s17)
%0:_(s17) = IMPLICIT_DEF
%1:_(s17) = G_BSWAP %0
%2:_(s17) = COPY %1(s17)
RET 0, implicit %2
... ...
--- ---
name: test_bswaps64 name: test_bswaps64
body: | body: |
bb.1: bb.1:
; X86-64-LABEL: name: test_bswaps64 ; X86-64-LABEL: name: test_bswaps64
; X86-64: [[DEF:%[0-9]+]]:_(s64) = IMPLICIT_DEF ; X86-64: [[DEF:%[0-9]+]]:_(s64) = IMPLICIT_DEF
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