[PATCH] D90445: [SLP] Make SLPVectorizer to use `llvm.masked.gather` intrinsic

Dave Green via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Oct 31 06:13:48 PDT 2020


dmgreen added a comment.

The MVE gather costs were certainly written with the loop vectorizer in mind. The number of gather/scatter instructions we have is quite limited and it's not always simple to match llvm.gathers to mve gathers. I've not seen any issues from this so far though, other than what was just fixed up in rG30ad7426442e <https://reviews.llvm.org/rG30ad7426442e6f029419366de8fe56eae529c00c>.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D90445/new/

https://reviews.llvm.org/D90445



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