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llvm-mirror/test/CodeGen/AMDGPU/shrink-insts-scalar-bit-ops.mir
Matt Arsenault d0a70f671e AMDGPU: Fix verifier error with undef source producing s_bitset*
This needs to preserve the undef flag.
2020-08-05 14:42:20 -04:00

57 lines
1.9 KiB
YAML

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=si-shrink-instructions -verify-machineinstrs -o - %s | FileCheck %s
---
name: undef_and_operand_to_bitset0
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: undef_and_operand_to_bitset0
; CHECK: renamable $sgpr4 = S_BITSET0_B32 31, undef $sgpr4, implicit-def dead $scc
; CHECK: S_ENDPGM 0, implicit $sgpr4
renamable $sgpr4 = S_AND_B32 undef renamable $sgpr4, 2147483647, implicit-def dead $scc
S_ENDPGM 0, implicit $sgpr4
...
---
name: undef_or_operand_to_orn2
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: undef_or_operand_to_orn2
; CHECK: renamable $sgpr4 = S_ORN2_B32 undef renamable $sgpr4, 16, implicit-def dead $scc
; CHECK: S_ENDPGM 0, implicit $sgpr4
renamable $sgpr4 = S_OR_B32 undef renamable $sgpr4, -17, implicit-def dead $scc
S_ENDPGM 0, implicit $sgpr4
...
---
name: undef_xor_operand_to_orn2
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: undef_xor_operand_to_orn2
; CHECK: renamable $sgpr4 = S_XNOR_B32 undef renamable $sgpr4, 16, implicit-def dead $scc
; CHECK: S_ENDPGM 0, implicit $sgpr4
renamable $sgpr4 = S_XOR_B32 undef renamable $sgpr4, -17, implicit-def dead $scc
S_ENDPGM 0, implicit $sgpr4
...
---
name: kill_and_operand_to_bitset0
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr4
; CHECK-LABEL: name: kill_and_operand_to_bitset0
; CHECK: liveins: $sgpr4
; CHECK: renamable $sgpr4 = S_BITSET0_B32 31, killed $sgpr4, implicit-def dead $scc
; CHECK: S_ENDPGM 0, implicit $sgpr4
renamable $sgpr4 = S_AND_B32 killed renamable $sgpr4, 2147483647, implicit-def dead $scc
S_ENDPGM 0, implicit $sgpr4
...