[PATCH] D114121: [SLP]Improve isFixedVectorShuffle and its use.

[Alexey Bataev via Phabricator via llvm-commits]

ABataev created this revision.
ABataev added reviewers: RKSimon, anton-afanasyev, dtemirbulatov, vporpo.
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Extended support for undefined source vector/extract indices/non-fixed
vector types, also no need to check for the parent of the extractelement
instructions with the constant indicies.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D114121

Files:
  llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
  llvm/test/Transforms/SLPVectorizer/X86/alternate-int-inseltpoison.ll
  llvm/test/Transforms/SLPVectorizer/X86/alternate-int.ll

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