[PATCH] D109989: [X86] Improve i8 all-ones element insertion in pre-SSE4.1

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a reviewer: craig.topper.
RKSimon added a subscriber: craig.topper.
RKSimon added a comment.

@craig.topper Can you recall if there was any reason why we don't already support pre-SSE41 v16i8 lowering?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D109989/new/

https://reviews.llvm.org/D109989