[PATCH] D23313: X86: FMA intrinsic + FNEG - sequence optimization

[Elena Demikhovsky via llvm-commits]

delena updated this revision to Diff 69739.
delena added a comment.

Changed code according to the comments bellow. I also added more tests, not all of the test cases are optimized.


Repository:
  rL LLVM

https://reviews.llvm.org/D23313

Files:
  ../lib/Target/X86/X86ISelLowering.cpp
  ../test/CodeGen/X86/avx2-fma-fneg-combine.ll
  ../test/CodeGen/X86/fma-fneg-combine.ll

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