[PATCH] D61419: Support FNeg constant folding

[Cameron McInally via Phabricator via llvm-commits]

cameron.mcinally updated this revision to Diff 197758.
cameron.mcinally marked an inline comment as done.
cameron.mcinally added a comment.

Use neg(...) instead of changeSign().


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61419/new/

https://reviews.llvm.org/D61419

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  llvm/lib/IR/ConstantFold.cpp
  llvm/lib/IR/ConstantFold.h
  llvm/lib/IR/Constants.cpp
  llvm/test/CodeGen/X86/fp-fold.ll
  llvm/test/CodeGen/X86/vec_fneg.ll
  llvm/test/Transforms/InstCombine/fneg.ll
  llvm/test/Transforms/InstCombine/fsub.ll
  llvm/test/Transforms/InstCombine/inselt-binop.ll
  llvm/test/Transforms/Reassociate/crash2.ll
  llvm/unittests/IR/ConstantsTest.cpp

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