[PATCH] D78291: [NFC][DAGCombine] Adding three helper functions and change the getNegatedExpression to negateExpression

[Qing Shan Zhang via Phabricator via llvm-commits]

steven.zhang updated this revision to Diff 260206.

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D78291/new/

https://reviews.llvm.org/D78291

Files:
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.h

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