diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/load-combine-metadata-3.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/load-combine-metadata-3.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/load-combine-metadata-3.ll b/llvm/test/Transforms/InstCombine/load-combine-metadata-3.ll new file mode 100644 index 00000000000..bad4bb24059 --- /dev/null +++ b/llvm/test/Transforms/InstCombine/load-combine-metadata-3.ll @@ -0,0 +1,20 @@ +; 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 dereferenceable metadata is combined +; CHECK: load i32*, i32** %0 +; CHECK-SAME: !dereferenceable ![[DEREF:[0-9]+]] +define void @test_load_load_combine_metadata(i32**, i32**, i32**) { + %a = load i32*, i32** %0, !dereferenceable !0 + %b = load i32*, i32** %0, !dereferenceable !1 + store i32 0, i32* %a + store i32 0, i32* %b + ret void +} + +; CHECK: ![[DEREF]] = !{i64 4} + +!0 = !{i64 4} +!1 = !{i64 8}
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