33 lines
1.5 KiB
LLVM
33 lines
1.5 KiB
LLVM
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; RUN: opt -mtriple=amdgcn-amd-amdhsa -basic-aa -scoped-noalias-aa -load-store-vectorizer -S -o - %s | FileCheck -check-prefix=SCOPE -check-prefix=ALL %s
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; RUN: opt -mtriple=amdgcn-amd-amdhsa -basic-aa -load-store-vectorizer -S -o - %s | FileCheck -check-prefix=NOSCOPE -check-prefix=ALL %s
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target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5"
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; This fails to vectorize if the !alias.scope is not used
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; ALL-LABEL: @vectorize_alias_scope(
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; SCOPE: load float, float addrspace(1)* %c
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; SCOPE: bitcast float addrspace(1)* %a to <2 x float> addrspace(1)*
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; SCOPE: store <2 x float> zeroinitializer
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; SCOPE: store float %ld.c, float addrspace(1)* %b,
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; NOSCOPE: store float
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; NOSCOPE: load float
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; NOSCOPE: store float
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; NOSCOPE: store float
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define amdgpu_kernel void @vectorize_alias_scope(float addrspace(1)* nocapture %a, float addrspace(1)* nocapture %b, float addrspace(1)* nocapture readonly %c) #0 {
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entry:
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%a.idx.1 = getelementptr inbounds float, float addrspace(1)* %a, i64 1
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store float 0.0, float addrspace(1)* %a, align 4, !noalias !0
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%ld.c = load float, float addrspace(1)* %c, align 4, !alias.scope !0
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store float 0.0, float addrspace(1)* %a.idx.1, align 4, !noalias !0
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store float %ld.c, float addrspace(1)* %b, align 4, !noalias !0
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ret void
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}
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attributes #0 = { nounwind }
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!0 = !{!1}
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!1 = distinct !{!1, !2, !"some scope"}
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!2 = distinct !{!2, !"some domain"}
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