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...gt; mulss (%rsi), %xmm1 > addq $4, %rsi > decl %edx > addss %xmm1, %xmm0 > jne .LBB1_1 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20130403/13b053c5/attachment.html>

Hi, I have a question about LoopVectorize. I wrote a simple test case, a dot product loop and found that packed instructions are generated when input arrays are integer, but not when they are float or double. If I modify the float example in http://llvm.org/docs/Vectorizers.html by adding restrict to the input arrays packed instructions are generated. Although it should not be required I tried