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
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
; RUN: opt -inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s
target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; Function Attrs: nounwind uwtable
define void @foo2(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
entry:
%0 = load float* %c, align 4, !noalias !3
%arrayidx.i = getelementptr inbounds float* %a, i64 5
store float %0, float* %arrayidx.i, align 4, !alias.scope !7, !noalias !8
%arrayidx1.i = getelementptr inbounds float* %b, i64 8
store float %0, float* %arrayidx1.i, align 4, !alias.scope !8, !noalias !7
%1 = load float* %c, align 4
%arrayidx = getelementptr inbounds float* %a, i64 7
store float %1, float* %arrayidx, align 4
ret void
}
define void @foo(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
entry:
call void @foo2(float* %a, float* %b, float* %c), !noalias !0
call void @foo2(float* %b, float* %b, float* %a), !alias.scope !0
ret void
}
; CHECK: define void @foo(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
; CHECK: entry:
; CHECK: %0 = load float* %c, align 4, !noalias !6
; CHECK: %arrayidx.i.i = getelementptr inbounds float* %a, i64 5
; CHECK: store float %0, float* %arrayidx.i.i, align 4, !alias.scope !12, !noalias !13
; CHECK: %arrayidx1.i.i = getelementptr inbounds float* %b, i64 8
; CHECK: store float %0, float* %arrayidx1.i.i, align 4, !alias.scope !14, !noalias !15
; CHECK: %1 = load float* %c, align 4, !noalias !16
; CHECK: %arrayidx.i = getelementptr inbounds float* %a, i64 7
; CHECK: store float %1, float* %arrayidx.i, align 4, !noalias !16
; CHECK: %2 = load float* %a, align 4, !alias.scope !16, !noalias !17
; CHECK: %arrayidx.i.i1 = getelementptr inbounds float* %b, i64 5
; CHECK: store float %2, float* %arrayidx.i.i1, align 4, !alias.scope !21, !noalias !22
; CHECK: %arrayidx1.i.i2 = getelementptr inbounds float* %b, i64 8
; CHECK: store float %2, float* %arrayidx1.i.i2, align 4, !alias.scope !23, !noalias !24
; CHECK: %3 = load float* %a, align 4, !alias.scope !16
; CHECK: %arrayidx.i3 = getelementptr inbounds float* %b, i64 7
; CHECK: store float %3, float* %arrayidx.i3, align 4, !alias.scope !16
; CHECK: ret void
; CHECK: }
attributes #0 = { nounwind uwtable }
!0 = !{!1}
!1 = distinct !{!1, !2, !"hello: %a"}
!2 = distinct !{!2, !"hello"}
!3 = !{!4, !6}
!4 = distinct !{!4, !5, !"hello2: %a"}
!5 = distinct !{!5, !"hello2"}
!6 = distinct !{!6, !5, !"hello2: %b"}
!7 = !{!4}
!8 = !{!6}
; CHECK: !0 = !{!1, !3}
; CHECK: !1 = distinct !{!1, !2, !"hello2: %a"}
; CHECK: !2 = distinct !{!2, !"hello2"}
; CHECK: !3 = distinct !{!3, !2, !"hello2: %b"}
; CHECK: !4 = !{!1}
; CHECK: !5 = !{!3}
; CHECK: !6 = !{!7, !9, !10}
; CHECK: !7 = distinct !{!7, !8, !"hello2: %a"}
; CHECK: !8 = distinct !{!8, !"hello2"}
; CHECK: !9 = distinct !{!9, !8, !"hello2: %b"}
; CHECK: !10 = distinct !{!10, !11, !"hello: %a"}
; CHECK: !11 = distinct !{!11, !"hello"}
; CHECK: !12 = !{!7}
; CHECK: !13 = !{!9, !10}
; CHECK: !14 = !{!9}
; CHECK: !15 = !{!7, !10}
; CHECK: !16 = !{!10}
; CHECK: !17 = !{!18, !20}
; CHECK: !18 = distinct !{!18, !19, !"hello2: %a"}
; CHECK: !19 = distinct !{!19, !"hello2"}
; CHECK: !20 = distinct !{!20, !19, !"hello2: %b"}
; CHECK: !21 = !{!18, !10}
; CHECK: !22 = !{!20}
; CHECK: !23 = !{!20, !10}
; CHECK: !24 = !{!18}
|
