source: icGREP/icgrep-devel/llvm-3.8.0.src/test/Analysis/ScopedNoAliasAA/basic-domains.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

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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 @foo1(float* nocapture %a, float* nocapture readonly %c) #0 {
6entry:
7; CHECK-LABEL: Function: foo1
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, !noalias !6
11
12  %1 = load float, float* %c, align 4, !alias.scope !7
13  %arrayidx.i2 = getelementptr inbounds float, float* %a, i64 15
14  store float %1, float* %arrayidx.i2, align 4, !noalias !6
15
16  %2 = load float, float* %c, align 4, !alias.scope !6
17  %arrayidx.i3 = getelementptr inbounds float, float* %a, i64 16
18  store float %2, float* %arrayidx.i3, align 4, !noalias !7
19
20  ret void
21}
22
23attributes #0 = { nounwind uwtable }
24
25!2 = !{!2, !"some domain"}
26!5 = !{!5, !"some other domain"}
27
28; Two scopes (which must be self-referential to avoid being "uniqued"):
29!1 = !{!1, !2, !"a scope in dom0"}
30
31!3 = !{!3, !2, !"another scope in dom0"}
32!7 = !{!3}
33
34; A list of the two scopes.
35!6 = !{!1, !3}
36
37; Another scope in the second domain
38!4 = !{!4, !5, !"another scope in dom1"}
39
40; A list of scopes from both domains.
41!0 = !{!1, !3, !4}
42
43; CHECK: NoAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
44; CHECK: NoAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6
45; CHECK: MayAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %2, float* %arrayidx.i3, align 4, !noalias !7
46; CHECK: NoAlias:   %1 = load float, float* %c, align 4, !alias.scope !7 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
47; CHECK: NoAlias:   %1 = load float, float* %c, align 4, !alias.scope !7 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6
48; CHECK: NoAlias:   %1 = load float, float* %c, align 4, !alias.scope !7 <->   store float %2, float* %arrayidx.i3, align 4, !noalias !7
49; CHECK: NoAlias:   %2 = load float, float* %c, align 4, !alias.scope !6 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
50; CHECK: NoAlias:   %2 = load float, float* %c, align 4, !alias.scope !6 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6
51; CHECK: MayAlias:   %2 = load float, float* %c, align 4, !alias.scope !6 <->   store float %2, float* %arrayidx.i3, align 4, !noalias !7
52; CHECK: NoAlias:   store float %1, float* %arrayidx.i2, align 4, !noalias !6 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
53; CHECK: NoAlias:   store float %2, float* %arrayidx.i3, align 4, !noalias !7 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
54; CHECK: NoAlias:   store float %2, float* %arrayidx.i3, align 4, !noalias !7 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6
55
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