[PATCH] D149260: [AArch64] Emit FNMADD instead of FNEG(FMADD)

[Matt Devereau via Phabricator via llvm-commits]

MattDevereau updated this revision to Diff 517866.
MattDevereau edited the summary of this revision.
MattDevereau added a comment.

@craig.topper That was correct, it was only checking for contract. I've added a check for both contract and nsz being present and added some more tests.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D149260/new/

https://reviews.llvm.org/D149260

Files:
  llvm/include/llvm/CodeGen/MachineCombinerPattern.h
  llvm/lib/Target/AArch64/AArch64InstrInfo.cpp
  llvm/test/CodeGen/AArch64/aarch64_fnmadd.ll

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