[PATCH] D61419: Support FNeg ConstantExpr folding

[Cameron McInally via Phabricator via llvm-commits]

cameron.mcinally updated this revision to Diff 197898.
cameron.mcinally added a comment.

Add support for FNeg constant folding in InstructionSimplify.


Repository:
  rL LLVM

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

https://reviews.llvm.org/D61419

Files:
  llvm/include/llvm/Analysis/ConstantFolding.h
  llvm/include/llvm/Analysis/InstructionSimplify.h
  llvm/include/llvm/IR/PatternMatch.h
  llvm/lib/Analysis/ConstantFolding.cpp
  llvm/lib/Analysis/InstructionSimplify.cpp
  llvm/lib/IR/ConstantFold.cpp
  llvm/lib/IR/ConstantFold.h
  llvm/lib/IR/Constants.cpp
  llvm/test/Analysis/ConstantFolding/fneg.ll
  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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