diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/load-combine-metadata.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/load-combine-metadata.ll | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/load-combine-metadata.ll b/llvm/test/Transforms/InstCombine/load-combine-metadata.ll new file mode 100644 index 00000000000..536f1bb75f6 --- /dev/null +++ b/llvm/test/Transforms/InstCombine/load-combine-metadata.ll @@ -0,0 +1,30 @@ +; RUN: opt -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, i32* %0 +; CHECK-SAME: !tbaa !{{[0-9]+}} +; CHECK-SAME: !range ![[RANGE:[0-9]+]] +; CHECK: store i32 %[[V]], i32* %1 +; CHECK: store i32 %[[V]], i32* %2 +define void @test_load_load_combine_metadata(i32*, i32*, i32*) { + %a = load i32, i32* %0, !tbaa !8, !range !0, !alias.scope !5, !noalias !6 + %b = load i32, i32* %0, !tbaa !8, !range !1 + store i32 %a, i32* %1 + store i32 %b, i32* %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} |
