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Diffstat (limited to 'test/Transforms/InstCombine/load-combine-metadata.ll')
| -rw-r--r-- | test/Transforms/InstCombine/load-combine-metadata.ll | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/load-combine-metadata.ll b/test/Transforms/InstCombine/load-combine-metadata.ll new file mode 100644 index 000000000000..9b9c1fe607b9 --- /dev/null +++ b/test/Transforms/InstCombine/load-combine-metadata.ll @@ -0,0 +1,29 @@ +; 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 1, i32 8, i32 9} +!0 = !{ i32 0, i32 1 } +!1 = !{ i32 8, i32 9 } +!2 = !{!2} +!3 = !{!3, !2} +!4 = !{!4, !2} +!5 = !{!3} +!6 = !{!4} +!7 = !{ !"tbaa root" } +!8 = !{ !7, !7, i64 0 } |