forked from OSchip/llvm-project
77 lines
3.0 KiB
LLVM
77 lines
3.0 KiB
LLVM
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; RUN: opt -inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @hello(float* noalias nocapture %a, float* nocapture readonly %c) #0 {
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entry:
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%0 = load float, float* %c, align 4
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%arrayidx = getelementptr inbounds float, float* %a, i64 5
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store float %0, float* %arrayidx, align 4
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ret void
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}
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define void @foo(float* nocapture %a, float* nocapture readonly %c) #0 {
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entry:
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tail call void @hello(float* %a, float* %c)
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%0 = load float, float* %c, align 4
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%arrayidx = getelementptr inbounds float, float* %a, i64 7
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store float %0, float* %arrayidx, align 4
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ret void
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}
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; CHECK: define void @foo(float* nocapture %a, float* nocapture readonly %c) #0 {
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; CHECK: entry:
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; CHECK: %0 = load float, float* %c, align 4, !noalias !0
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; CHECK: %arrayidx.i = getelementptr inbounds float, float* %a, i64 5
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; CHECK: store float %0, float* %arrayidx.i, align 4, !alias.scope !0
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; CHECK: %1 = load float, float* %c, align 4
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; CHECK: %arrayidx = getelementptr inbounds float, float* %a, i64 7
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; CHECK: store float %1, float* %arrayidx, align 4
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; CHECK: ret void
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; CHECK: }
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define void @hello2(float* noalias nocapture %a, float* noalias nocapture %b, float* nocapture readonly %c) #0 {
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entry:
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%0 = load float, float* %c, align 4
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%arrayidx = getelementptr inbounds float, float* %a, i64 5
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store float %0, float* %arrayidx, align 4
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%arrayidx1 = getelementptr inbounds float, float* %b, i64 8
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store float %0, float* %arrayidx1, align 4
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ret void
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}
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define void @foo2(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
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entry:
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tail call void @hello2(float* %a, float* %b, float* %c)
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%0 = load float, float* %c, align 4
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%arrayidx = getelementptr inbounds float, float* %a, i64 7
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store float %0, float* %arrayidx, align 4
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ret void
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}
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; CHECK: define void @foo2(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
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; CHECK: entry:
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; CHECK: %0 = load float, float* %c, align 4, !noalias !3
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; CHECK: %arrayidx.i = getelementptr inbounds float, float* %a, i64 5
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; CHECK: store float %0, float* %arrayidx.i, align 4, !alias.scope !7, !noalias !8
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; CHECK: %arrayidx1.i = getelementptr inbounds float, float* %b, i64 8
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; CHECK: store float %0, float* %arrayidx1.i, align 4, !alias.scope !8, !noalias !7
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; CHECK: %1 = load float, float* %c, align 4
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; CHECK: %arrayidx = getelementptr inbounds float, float* %a, i64 7
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; CHECK: store float %1, float* %arrayidx, align 4
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; CHECK: ret void
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; CHECK: }
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attributes #0 = { nounwind uwtable }
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; CHECK: !0 = !{!1}
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; CHECK: !1 = distinct !{!1, !2, !"hello: %a"}
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; CHECK: !2 = distinct !{!2, !"hello"}
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; CHECK: !3 = !{!4, !6}
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; CHECK: !4 = distinct !{!4, !5, !"hello2: %a"}
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; CHECK: !5 = distinct !{!5, !"hello2"}
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; CHECK: !6 = distinct !{!6, !5, !"hello2: %b"}
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; CHECK: !7 = !{!4}
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; CHECK: !8 = !{!6}
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