[PATCH] D113214: [IR][ShuffleVector] Introduce `isReplicationMask()` matcher

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri updated this revision to Diff 384986.
lebedev.ri added a comment.

NFC, add an explicit test that changing mask elements to undef still results in a match (but not necessarily same tuple guess!).


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D113214/new/

https://reviews.llvm.org/D113214

Files:
  llvm/include/llvm/IR/Instructions.h
  llvm/lib/IR/Instructions.cpp
  llvm/unittests/IR/InstructionsTest.cpp

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