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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/postlegalizercombiner-ubfx.mir
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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# 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 %s -o - | FileCheck --check-prefix=GCN %s
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1010 -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck --check-prefix=GCN %s
---
name: bfe_and_lshr_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: bfe_and_lshr_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 5
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s32) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0 = COPY [[UBFX]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 8
%2:_(s32) = G_LSHR %0, %1(s32)
%3:_(s32) = G_CONSTANT i32 31
%4:_(s32) = G_AND %2, %3
$vgpr0 = COPY %4(s32)
...
---
name: bfe_and_lshr_s64
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0_vgpr1
; GCN-LABEL: name: bfe_and_lshr_s64
; GCN: liveins: $vgpr0_vgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s64) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0_vgpr1 = COPY [[UBFX]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 8
%2:_(s64) = G_LSHR %0, %1(s32)
%3:_(s64) = G_CONSTANT i64 1023
%4:_(s64) = G_AND %2, %3
$vgpr0_vgpr1 = COPY %4(s64)
...
---
name: toobig_and_lshr_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: toobig_and_lshr_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 28
; GCN-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C]](s32)
; GCN-NEXT: $vgpr0 = COPY [[LSHR]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 28
%2:_(s32) = G_LSHR %0, %1(s32)
%3:_(s32) = G_CONSTANT i32 511
%4:_(s32) = G_AND %2, %3
$vgpr0 = COPY %4(s32)
...
---
name: bfe_and_ashr_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: bfe_and_ashr_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[COPY]], [[C]](s32)
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 31
; GCN-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ASHR]], [[C1]]
; GCN-NEXT: $vgpr0 = COPY [[AND]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 8
%2:_(s32) = G_ASHR %0, %1(s32)
%3:_(s32) = G_CONSTANT i32 31
%4:_(s32) = G_AND %2, %3
$vgpr0 = COPY %4(s32)
...
---
name: bfe_lshr_and_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: bfe_lshr_and_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 5
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s32) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0 = COPY [[UBFX]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 7936 ; 31 << 8
%2:_(s32) = G_AND %0, %1
%3:_(s32) = G_CONSTANT i32 8
%4:_(s32) = G_LSHR %2, %3(s32)
$vgpr0 = COPY %4(s32)
...
---
name: bfe_lshr_and_s64
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0_vgpr1
; GCN-LABEL: name: bfe_lshr_and_s64
; GCN: liveins: $vgpr0_vgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s64) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0_vgpr1 = COPY [[UBFX]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s64) = G_CONSTANT i64 261888 ; 1023 << 8
%2:_(s64) = G_AND %0, %1
%3:_(s32) = G_CONSTANT i32 8
%4:_(s64) = G_LSHR %2, %3(s32)
$vgpr0_vgpr1 = COPY %4(s64)
...