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llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/combine-shl-narrow.mir

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s
---
name: narrow_shl_s64_32_s64amt
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_s64_32_s64amt
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
; CHECK: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[C]](s32), [[UV]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[MV]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s64) = G_CONSTANT i64 32
%2:_(s64) = G_SHL %0, %1
$vgpr0_vgpr1 = COPY %2
...
---
name: narrow_shl_s64_32
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_s64_32
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
; CHECK: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[C]](s32), [[UV]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[MV]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 32
%2:_(s64) = G_SHL %0, %1
$vgpr0_vgpr1 = COPY %2
...
---
name: narrow_shl_s64_33
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_s64_33
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[UV]], [[C]](s32)
; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
; CHECK: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[C1]](s32), [[SHL]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[MV]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 33
%2:_(s64) = G_SHL %0, %1
$vgpr0_vgpr1 = COPY %2
...
---
name: narrow_shl_s64_31
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_s64_31
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 31
; CHECK: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[SHL]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 31
%2:_(s64) = G_SHL %0, %1
$vgpr0_vgpr1 = COPY %2
...
---
name: narrow_shl_s64_63
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_s64_63
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 31
; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[UV]], [[C]](s32)
; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
; CHECK: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[C1]](s32), [[SHL]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[MV]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 63
%2:_(s64) = G_SHL %0, %1
$vgpr0_vgpr1 = COPY %2
...
---
name: narrow_shl_s64_64
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_s64_64
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 64
; CHECK: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[SHL]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 64
%2:_(s64) = G_SHL %0, %1
$vgpr0_vgpr1 = COPY %2
...
---
name: narrow_shl_s64_65
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_s64_65
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65
; CHECK: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[SHL]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 65
%2:_(s64) = G_SHL %0, %1
$vgpr0_vgpr1 = COPY %2
...
---
name: narrow_shl_s32_16
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: narrow_shl_s32_16
; CHECK: liveins: $vgpr0
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
; CHECK: $vgpr0 = COPY [[SHL]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 16
%2:_(s32) = G_SHL %0, %1
$vgpr0 = COPY %2
...
---
name: narrow_shl_s32_17
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: narrow_shl_s32_17
; CHECK: liveins: $vgpr0
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 17
; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
; CHECK: $vgpr0 = COPY [[SHL]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 17
%2:_(s32) = G_SHL %0, %1
$vgpr0 = COPY %2
...
---
name: narrow_shl_v2s32_17
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: narrow_shl_v2s32_17
; CHECK: liveins: $vgpr0_vgpr1
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 17
; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32)
; CHECK: [[SHL:%[0-9]+]]:_(<2 x s32>) = G_SHL [[COPY]], [[BUILD_VECTOR]](<2 x s32>)
; CHECK: $vgpr0_vgpr1 = COPY [[SHL]](<2 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 17
%2:_(<2 x s32>) = G_BUILD_VECTOR %1, %1
%3:_(<2 x s32>) = G_SHL %0, %2
$vgpr0_vgpr1 = COPY %3
...
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