[PATCH] D68457: [X86] Enable AVX512BW for memcmp

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

I think I just misremembered MOVMSKB latency. I think it is 2-3. I should have looked it up. I remembered from something previously that VPCMPEQ/KORTEST were both 3 cycs.


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  https://reviews.llvm.org/D68457/new/

https://reviews.llvm.org/D68457