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What code did you write where you expected VMOVNTDQ to be generated? The x86 MOVNT instructions are something of an attractive nuisance. There are cases where they are beneficial, but those cases are much less common and harder to characterize than you might expect. LLVM is deliberately conservative about using MOVNT (IIRC it’s currently only generated if you explicitly ask for it by using

Hello, i am using llvm 4.0 i am generating intel avx code. But in code i dont find VMOVNTDQ instruction. Why is that so? When does this instruction generated? Please clarify. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20170928/9e34fd82/attachment-0001.html>

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