[PATCH] D114087: [SLP]Improve registering and merging of compatible shuffles.
Simon Pilgrim via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 30 08:22:12 PST 2021
RKSimon added inline comments.
================
Comment at: llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp:6815
+ else
+ LastUndefsCnt = 0;
+ if (NewMask[I] != UndefMaskElem && SM1[I] != UndefMaskElem &&
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I don't understand - why do you reset LastUndefsCnt here?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D114087/new/
https://reviews.llvm.org/D114087
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