[PATCH] D125238: [X86] Prefer MOVHLPS for shuffle(x, 1, -1) extraction patterns (PR26515)

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

Are you planning to do anything about the false dependency? I don't think we'll pick a "long dead" register as the original bug report suggested.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D125238/new/

https://reviews.llvm.org/D125238