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