21 lines
887 B
LLVM
21 lines
887 B
LLVM
; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -memdep-block-scan-limit=1 -amdgpu-scalarize-global-loads -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN %s
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; GCN-LABEL: {{^}}unknown_memdep_analysis:
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; GCN: flat_load_dword
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; GCN: flat_load_dword
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; GCN: flat_store_dword
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define amdgpu_kernel void @unknown_memdep_analysis(float addrspace(1)* nocapture readonly %arg) #0 {
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bb:
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%tmp53 = load float, float addrspace(1)* undef, align 4
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%tmp54 = getelementptr inbounds float, float addrspace(1)* %arg, i32 31
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%tmp55 = load float, float addrspace(1)* %tmp54, align 4
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%tmp56 = tail call float @llvm.fmuladd.f32(float undef, float %tmp53, float %tmp55)
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store float %tmp56, float addrspace(1)* undef, align 4
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ret void
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}
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declare float @llvm.fmuladd.f32(float, float, float) #1
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone speculatable }
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