[PATCH] D122126: [LoopVectorize] Don't interleave when the number of runtime checks exceeds the threshold

Tiehu Zhang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Mar 21 04:41:54 PDT 2022


TiehuZhang created this revision.
TiehuZhang added reviewers: dmgreen, spatel, mdchen, sdesmalen.
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The runtime check threshold should also restrict interleave count. Otherwise, too many runtime checks will be generated for some cases.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D122126

Files:
  llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h
  llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
  llvm/test/Transforms/LoopVectorize/interleaved-pointer-runtime-check-unprofitable.ll

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