• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: opt < %s -basicaa -scoped-noalias -aa-eval -evaluate-aa-metadata -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
2target 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"
3target triple = "x86_64-unknown-linux-gnu"
4
5define void @foo2(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
6entry:
7; CHECK-LABEL: Function: foo2
8  %0 = load float, float* %c, align 4, !alias.scope !0
9  %arrayidx.i = getelementptr inbounds float, float* %a, i64 5
10  store float %0, float* %arrayidx.i, align 4, !alias.scope !5, !noalias !4
11  %arrayidx1.i = getelementptr inbounds float, float* %b, i64 8
12  store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !5
13  %1 = load float, float* %c, align 4
14  %arrayidx = getelementptr inbounds float, float* %a, i64 7
15  store float %1, float* %arrayidx, align 4
16  ret void
17
18; CHECK: MayAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %0, float* %arrayidx.i, align 4, !alias.scope !4, !noalia
19; CHECK: s !5
20; CHECK: MayAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noali
21; CHECK: as !4
22; CHECK: MayAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %1, float* %arrayidx, align 4
23; CHECK: MayAlias:   %1 = load float, float* %c, align 4 <->   store float %0, float* %arrayidx.i, align 4, !alias.scope !4, !noalias !5
24; CHECK: MayAlias:   %1 = load float, float* %c, align 4 <->   store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !4
25; CHECK: MayAlias:   %1 = load float, float* %c, align 4 <->   store float %1, float* %arrayidx, align 4
26; CHECK: NoAlias:   store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !4 <->   store float %0, float* %arrayidx.i, align
27; CHECK: 4, !alias.scope !4, !noalias !5
28; CHECK: NoAlias:   store float %1, float* %arrayidx, align 4 <->   store float %0, float* %arrayidx.i, align 4, !alias.scope !4, !noalias !5
29; CHECK: MayAlias:   store float %1, float* %arrayidx, align 4 <->   store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !
30; CHECK: 4
31}
32
33attributes #0 = { nounwind uwtable }
34
35!0 = !{!1, !3}
36!1 = !{!1, !2, !"some scope"}
37!2 = !{!2, !"some domain"}
38!3 = !{!3, !2, !"some other scope"}
39!4 = !{!1}
40!5 = !{!3}
41
42