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| author | Eli Bendersky <eliben@google.com> | 2014-06-25 15:41:39 +0000 |
|---|---|---|
| committer | Eli Bendersky <eliben@google.com> | 2014-06-25 15:41:39 +0000 |
| commit | 1ca9d7610d87d62db9b7baad3100085030668795 (patch) | |
| tree | a63740680b4ce1490527b50d56d38431ea5ce320 /test/Assembler | |
| parent | bb167336b33024022c78cbc1d679758282c5b608 (diff) | |
| download | llvm-1ca9d7610d87d62db9b7baad3100085030668795.tar.gz llvm-1ca9d7610d87d62db9b7baad3100085030668795.tar.bz2 llvm-1ca9d7610d87d62db9b7baad3100085030668795.tar.xz | |
Add some test files for r211710.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211711 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Assembler')
| -rw-r--r-- | test/Assembler/upgrade-loop-metadata.ll | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/test/Assembler/upgrade-loop-metadata.ll b/test/Assembler/upgrade-loop-metadata.ll new file mode 100644 index 0000000000..f664bdf476 --- /dev/null +++ b/test/Assembler/upgrade-loop-metadata.ll @@ -0,0 +1,41 @@ +; Test to make sure loop vectorizer metadata is automatically upgraded. +; +; Run using opt as well to ensure that the metadata is upgraded when parsing +; assembly. +; +; RUN: llvm-as < %s | llvm-dis | FileCheck %s +; RUN: opt -S < %s | FileCheck %s + +define void @_Z28loop_with_vectorize_metadatav() { +entry: + %i = alloca i32, align 4 + store i32 0, i32* %i, align 4 + br label %for.cond + +for.cond: ; preds = %for.inc, %entry + %0 = load i32* %i, align 4 + %cmp = icmp slt i32 %0, 16 + br i1 %cmp, label %for.body, label %for.end, !llvm.loop !1 + +for.body: ; preds = %for.cond + br label %for.inc + +for.inc: ; preds = %for.body + %1 = load i32* %i, align 4 + %inc = add nsw i32 %1, 1 + store i32 %inc, i32* %i, align 4 + br label %for.cond + +for.end: ; preds = %for.cond + ret void +} + +; CHECK: !{metadata !"llvm.loop.vectorize.unroll", i32 4} +; CHECK: !{metadata !"llvm.loop.vectorize.width", i32 8} +; CHECK: !{metadata !"llvm.loop.vectorize.enable", i1 true} + +!0 = metadata !{metadata !"clang version 3.5.0 (trunk 211528)"} +!1 = metadata !{metadata !1, metadata !2, metadata !3, metadata !4, metadata !4} +!2 = metadata !{metadata !"llvm.vectorizer.unroll", i32 4} +!3 = metadata !{metadata !"llvm.vectorizer.width", i32 8} +!4 = metadata !{metadata !"llvm.vectorizer.enable", i1 true} |