[PATCH] D149742: [SLP]Improve isGatherShuffledEntry by trying per-register shuffle.

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added inline comments.


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Comment at: llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp:2474
   /// permutations.
   /// \returns ShuffleKind, if gathered values can be represented as shuffles of
   /// previous tree entries. \p Mask is filled with the shuffle mask.
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Update the \returns description


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  https://reviews.llvm.org/D149742/new/

https://reviews.llvm.org/D149742