[PATCH] D142536: [X86] lowerShuffleAsLanePermuteAndRepeatedMask - retain the per-lane undef elements and don't just copy the repeated mask

[Amaury SECHET via Phabricator via llvm-commits]

deadalnix accepted this revision.
deadalnix added a comment.
This revision is now accepted and ready to land.

This is looking good. I'm going to accept as it, but it'd be better to wait a little to give the opportunity for someone more familiar with this to shime in.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142536/new/

https://reviews.llvm.org/D142536