| ; RUN: opt -passes=instcombine -S < %s | FileCheck %s |
| |
| target datalayout = "e-m:e-p:64:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| |
| ; CHECK-LABEL: @test_load_load_combine_metadata( |
| ; Check that range and AA metadata is combined |
| ; CHECK: %[[V:.*]] = load i32, ptr %0 |
| ; CHECK-SAME: !tbaa !{{[0-9]+}} |
| ; CHECK-SAME: !range ![[RANGE:[0-9]+]] |
| ; CHECK-SAME: !noundef !{{[0-9]+}} |
| ; CHECK: store i32 %[[V]], ptr %1 |
| ; CHECK: store i32 %[[V]], ptr %2 |
| define void @test_load_load_combine_metadata(ptr, ptr, ptr) { |
| %a = load i32, ptr %0, !tbaa !8, !range !0, !noundef !10, !alias.scope !5, !noalias !6 |
| %b = load i32, ptr %0, !tbaa !8, !range !1, !noundef !10 |
| store i32 %a, ptr %1 |
| store i32 %b, ptr %2 |
| ret void |
| } |
| |
| ; CHECK: ![[RANGE]] = !{i32 0, i32 5} |
| !0 = !{ i32 0, i32 5 } |
| !1 = !{ i32 7, i32 9 } |
| !2 = !{!2} |
| !3 = !{!3, !2} |
| !4 = !{!4, !2} |
| !5 = !{!3} |
| !6 = !{!4} |
| !7 = !{ !"tbaa root" } |
| !8 = !{ !9, !9, i64 0 } |
| !9 = !{ !"scalar type", !7} |
| !10 = !{} |