1; RUN: opt -instcombine -S < %s | FileCheck %s
2
3target datalayout = "e-m:e-p:64:64:64-i64:64-f80:128-n8:16:32:64-S128"
4
5; CHECK-LABEL: @test_load_load_combine_metadata(
6; Check that range and AA metadata is combined
7; CHECK: %[[V:.*]] = load i32, i32* %0
8; CHECK-SAME: !tbaa !{{[0-9]+}}
9; CHECK-SAME: !range ![[RANGE:[0-9]+]]
10; CHECK: store i32 %[[V]], i32* %1
11; CHECK: store i32 %[[V]], i32* %2
12define void @test_load_load_combine_metadata(i32*, i32*, i32*) {
13  %a = load i32, i32* %0, !tbaa !8, !range !0, !alias.scope !5, !noalias !6
14  %b = load i32, i32* %0, !tbaa !8, !range !1
15  store i32 %a, i32* %1
16  store i32 %b, i32* %2
17  ret void
18}
19
20; CHECK: ![[RANGE]] = !{i32 0, i32 5, i32 7, i32 9}
21!0 = !{ i32 0, i32 5 }
22!1 = !{ i32 7, i32 9 }
23!2 = !{!2}
24!3 = !{!3, !2}
25!4 = !{!4, !2}
26!5 = !{!3}
27!6 = !{!4}
28!7 = !{ !"tbaa root" }
29!8 = !{ !7, !7, i64 0 }
30