forked from OSchip/llvm-project
34 lines
889 B
YAML
34 lines
889 B
YAML
# RUN: llc -mtriple=amdgcn -mcpu=fiji -verify-machineinstrs -run-pass si-insert-waits -o - %s | FileCheck %s
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--- |
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define float @waitcnt-permute(i32 %x, i32 %y) {
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entry:
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%0 = call i32 @llvm.amdgcn.ds.bpermute(i32 %x, i32 %y)
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%1 = bitcast i32 %0 to float
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%2 = fadd float 1.000000e+00, %1
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ret float %2
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}
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declare i32 @llvm.amdgcn.ds.bpermute(i32, i32)
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...
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---
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# CHECK-LABEL: name: waitcnt-permute{{$}}
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# CHECK: DS_BPERMUTE_B32
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# CHECK-NEXT: S_WAITCNT 127
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name: waitcnt-permute
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liveins:
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- { reg: '%vgpr0' }
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- { reg: '%vgpr1' }
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- { reg: '%sgpr30_sgpr31' }
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body: |
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bb.0:
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liveins: %vgpr0, %vgpr1, %sgpr30_sgpr31
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%vgpr0 = DS_BPERMUTE_B32 killed %vgpr0, killed %vgpr1, 0, implicit %exec
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%vgpr0 = V_ADD_F32_e32 1065353216, killed %vgpr0, implicit %exec
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S_SETPC_B64_return killed %sgpr30_sgpr31, implicit killed %vgpr0
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...
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