1; RUN: opt -mtriple=x86_64-unknown-linux-gnu -load-store-vectorizer -S < %s | \
2; RUN:     FileCheck %s
3; RUN: opt -mtriple=x86_64-unknown-linux-gnu -aa-pipeline=basic-aa -passes='function(load-store-vectorizer)' -S < %s | \
4; RUN:     FileCheck %s
5;
6; The GPU Load & Store Vectorizer may merge differently-typed accesses into a
7; single instruction. This test checks that we merge TBAA tags for such
8; accesses correctly.
9
10target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
11
12; struct S {
13;   float f;
14;   int i;
15; };
16%struct.S = type { float, i32 }
17
18; float foo(S *p) {
19;   p->f -= 1;
20;   p->i -= 1;
21;   return p->f;
22; }
23define float @foo(%struct.S* %p) {
24entry:
25; CHECK-LABEL: foo
26; CHECK: load <2 x i32>, {{.*}}, !tbaa [[TAG_char:!.*]]
27; CHECK: store <2 x i32> {{.*}}, !tbaa [[TAG_char]]
28  %f = getelementptr inbounds %struct.S, %struct.S* %p, i64 0, i32 0
29  %0 = load float, float* %f, align 4, !tbaa !2
30  %sub = fadd float %0, -1.000000e+00
31  store float %sub, float* %f, align 4, !tbaa !2
32  %i = getelementptr inbounds %struct.S, %struct.S* %p, i64 0, i32 1
33  %1 = load i32, i32* %i, align 4, !tbaa !8
34  %sub1 = add nsw i32 %1, -1
35  store i32 %sub1, i32* %i, align 4, !tbaa !8
36  ret float %sub
37}
38
39!2 = !{!3, !4, i64 0}
40!3 = !{!"_ZTS1S", !4, i64 0, !7, i64 4}
41!4 = !{!"float", !5, i64 0}
42!5 = !{!"omnipotent char", !6, i64 0}
43!6 = !{!"Simple C++ TBAA"}
44!7 = !{!"int", !5, i64 0}
45!8 = !{!3, !7, i64 4}
46
47; CHECK-DAG: [[TYPE_char:!.*]] = !{!"omnipotent char", {{.*}}, i64 0}
48; CHECK-DAG: [[TAG_char]] = !{[[TYPE_char]], [[TYPE_char]], i64 0}
49