diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2013-04-08 18:41:23 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2013-04-08 18:41:23 +0000 |
| commit | 4a16efa3e43e35f0cc9efe3a67f620f0017c3d36 (patch) | |
| tree | 06099edc18d30894081a822b756f117cbe0b8207 /test/Transforms/LoopVectorize/X86/no-vector.ll | |
| parent | 482e7bddf617ae804dc47133cb07eb4aa81e45de (diff) | |
Diffstat (limited to 'test/Transforms/LoopVectorize/X86/no-vector.ll')
| -rw-r--r-- | test/Transforms/LoopVectorize/X86/no-vector.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Transforms/LoopVectorize/X86/no-vector.ll b/test/Transforms/LoopVectorize/X86/no-vector.ll new file mode 100644 index 0000000000000..692eec9895911 --- /dev/null +++ b/test/Transforms/LoopVectorize/X86/no-vector.ll @@ -0,0 +1,22 @@ +; RUN: opt -S -mtriple=i386-unknown-freebsd -mcpu=i486 -loop-vectorize < %s + +define i32 @PR14639(i8* nocapture %s, i32 %len) nounwind { +entry: + %cmp4 = icmp sgt i32 %len, 0 + br i1 %cmp4, label %for.body, label %for.end + +for.body: ; preds = %entry, %for.body + %i.06 = phi i32 [ %inc, %for.body ], [ 0, %entry ] + %r.05 = phi i32 [ %xor, %for.body ], [ 0, %entry ] + %arrayidx = getelementptr inbounds i8* %s, i32 %i.06 + %0 = load i8* %arrayidx, align 1 + %conv = sext i8 %0 to i32 + %xor = xor i32 %conv, %r.05 + %inc = add nsw i32 %i.06, 1 + %exitcond = icmp eq i32 %inc, %len + br i1 %exitcond, label %for.end, label %for.body + +for.end: ; preds = %for.body, %entry + %r.0.lcssa = phi i32 [ 0, %entry ], [ %xor, %for.body ] + ret i32 %r.0.lcssa +} |