[PATCH] D132698: [SLP]Fix alternate cmp operands analysis.

[Alexey Bataev via Phabricator via llvm-commits]

ABataev created this revision.
ABataev added reviewers: RKSimon, vdmitrie.
Herald added subscribers: vporpo, hiraditya.
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ABataev requested review of this revision.
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Missed negation on the results for areCompatibleCmpOps for alternate cmp
operations, it may lead to non-optimal operands ordering.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D132698

Files:
  llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
  llvm/test/Transforms/PhaseOrdering/X86/vector-reductions-logical.ll
  llvm/test/Transforms/SLPVectorizer/X86/alternate-cmp-swapped-pred.ll
  llvm/test/Transforms/SLPVectorizer/X86/cmp-as-alternate-ops.ll
  llvm/test/Transforms/SLPVectorizer/X86/reduction-logical.ll

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