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llvm/llvm-project/45daa4fdc68f5faa5bd5c33da052d2415cd88540/./llvm/test/CodeGen/AMDGPU/GlobalISel/postlegalizer-combiner-trunc-bitcast-buildvector.mir
blob: 600cefbcc161a45a86a7cc700858f92f9d9a1ca7 [file]
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs -o - %s | FileCheck %s
---
name: s16_trunc_v2s16_buildvector
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: s16_trunc_v2s16_buildvector
; CHECK: liveins: $vgpr0, $vgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
; CHECK-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 42
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s16) = G_OR [[TRUNC]], [[C]]
; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[OR]](s16)
; CHECK-NEXT: $vgpr0 = COPY [[ZEXT]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $vgpr1
%2:_(s16) = G_TRUNC %0
%3:_(s16) = G_TRUNC %1
%4:_(<2 x s16>) = G_BUILD_VECTOR %2, %3
%5:_(s32) = G_BITCAST %4
%6:_(s16) = G_TRUNC %5
%7:_(s16) = G_CONSTANT i16 42
%8:_(s16) = G_OR %7, %6
%9:_(s32) = G_ZEXT %8
$vgpr0 = COPY %9
...
---
name: s16_trunc_v2s16_buildvector_shift8_nofold
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: s16_trunc_v2s16_buildvector_shift8_nofold
; CHECK: liveins: $vgpr0, $vgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[TRUNC]](s16), [[TRUNC1]](s16)
; CHECK-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[BUILD_VECTOR]](<2 x s16>)
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
; CHECK-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
; CHECK-NEXT: [[C1:%[0-9]+]]:_(s16) = G_CONSTANT i16 42
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s16) = G_OR [[TRUNC2]], [[C1]]
; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[OR]](s16)
; CHECK-NEXT: $vgpr0 = COPY [[ZEXT]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $vgpr1
%2:_(s16) = G_TRUNC %0
%3:_(s16) = G_TRUNC %1
%4:_(<2 x s16>) = G_BUILD_VECTOR %2, %3
%5:_(s32) = G_BITCAST %4
%6:_(s32) = G_CONSTANT i32 8
%7:_(s32) = G_LSHR %5, %6
%8:_(s16) = G_TRUNC %7
%9:_(s16) = G_CONSTANT i16 42
%10:_(s16) = G_OR %9, %8
%11:_(s32) = G_ZEXT %10
$vgpr0 = COPY %11
...
---
name: s16_trunc_v2s16_buildvector_shift16
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: s16_trunc_v2s16_buildvector_shift16
; CHECK: liveins: $vgpr0, $vgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr1
; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
; CHECK-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 42
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s16) = G_OR [[TRUNC]], [[C]]
; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[OR]](s16)
; CHECK-NEXT: $vgpr0 = COPY [[ZEXT]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $vgpr1
%2:_(s16) = G_TRUNC %0
%3:_(s16) = G_TRUNC %1
%4:_(<2 x s16>) = G_BUILD_VECTOR %2, %3
%5:_(s32) = G_BITCAST %4
%6:_(s32) = G_CONSTANT i32 16
%7:_(s32) = G_LSHR %5, %6
%8:_(s16) = G_TRUNC %7
%9:_(s16) = G_CONSTANT i16 42
%10:_(s16) = G_OR %9, %8
%11:_(s32) = G_ZEXT %10
$vgpr0 = COPY %11
...
---
name: s16_trunc_v2s32_buildvector_nofold
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: s16_trunc_v2s32_buildvector_nofold
; CHECK: liveins: $vgpr0, $vgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32)
; CHECK-NEXT: [[BITCAST:%[0-9]+]]:_(s64) = G_BITCAST [[BUILD_VECTOR]](<2 x s32>)
; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s64)
; CHECK-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 42
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s16) = G_OR [[TRUNC]], [[C]]
; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[OR]](s16)
; CHECK-NEXT: $vgpr0 = COPY [[ZEXT]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $vgpr1
%2:_(<2 x s32>) = G_BUILD_VECTOR %0, %1
%3:_(s64) = G_BITCAST %2
%4:_(s16) = G_TRUNC %3
%5:_(s16) = G_CONSTANT i16 42
%6:_(s16) = G_OR %5, %4
%7:_(s32) = G_ZEXT %6
$vgpr0 = COPY %7
...
---
name: s32_trunc_v2s32_buildvector
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: s32_trunc_v2s32_buildvector
; CHECK: liveins: $vgpr0, $vgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK-NEXT: $vgpr0 = COPY [[COPY]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $vgpr1
%2:_(<2 x s32>) = G_BUILD_VECTOR %0, %1
%3:_(s64) = G_BITCAST %2
%4:_(s32) = G_TRUNC %3
$vgpr0 = COPY %4
...
---
name: s32_trunc_v2s32_buildvector_multiple_users
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: s32_trunc_v2s32_buildvector_multiple_users
; CHECK: liveins: $vgpr0, $vgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32)
; CHECK-NEXT: [[BITCAST:%[0-9]+]]:_(s64) = G_BITCAST [[BUILD_VECTOR]](<2 x s32>)
; CHECK-NEXT: [[EVEC:%[0-9]+]]:_(s32) = G_EXTRACT_VECTOR_ELT [[BUILD_VECTOR]](<2 x s32>), [[COPY1]](s32)
; CHECK-NEXT: $vgpr0 = COPY [[COPY]](s32)
; CHECK-NEXT: $vgpr1 = COPY [[EVEC]](s32)
; CHECK-NEXT: $vgpr2_vgpr3 = COPY [[BITCAST]](s64)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $vgpr1
%2:_(<2 x s32>) = G_BUILD_VECTOR %0, %1
%3:_(s64) = G_BITCAST %2
%4:_(s32) = G_TRUNC %3
%5:_(s32) = G_EXTRACT_VECTOR_ELT %2, %1
$vgpr0 = COPY %4
$vgpr1 = COPY %5
$vgpr2_vgpr3 = COPY %3
...