[PATCH] D121082: [PowerPC] Disable perfect shuffle by default

Jinsong Ji via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Mar 11 06:43:28 PST 2022

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jsji added a comment.

Can you please add some comments about why it is bad for vector loops? And some general description about the performance test results with this turned off?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D121082/new/

https://reviews.llvm.org/D121082

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