[PATCH] D98050: [AMDGPU][GlobalISel] Transform (fsub (fpext (fneg (fmul x, y))), z) -> (fneg (fma (fpext x), (fpext y), z))

[Mateja Marjanovic via Phabricator via llvm-commits]

matejam updated this revision to Diff 346782.
matejam added a comment.

Use mi_match for comparing instructions instead of comparing the opcodes.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98050/new/

https://reviews.llvm.org/D98050

Files:
  llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
  llvm/include/llvm/Target/GlobalISel/Combine.td
  llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fma-add-ext-mul.ll

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