[PATCH] D37427: [InstCombine] canonicalize fcmp ord/uno with constants to null constant

[Sanjay Patel via Phabricator via llvm-commits]

spatel updated this revision to Diff 113711.
spatel added a comment.

Patch updated:
NFC, but use the m_Zero() matcher to further simplify the code and make the formulas in the code comments match.


https://reviews.llvm.org/D37427

Files:
  include/llvm/IR/Constant.h
  lib/IR/Constants.cpp
  lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
  lib/Transforms/InstCombine/InstCombineCompares.cpp
  test/Transforms/InstCombine/and-fcmp.ll
  test/Transforms/InstCombine/fcmp-special.ll
  test/Transforms/InstCombine/or-fcmp.ll

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