[PATCH] D87870: [GISel] Add new combines for G_FMUL

[Michael Kitzan via Phabricator via llvm-commits]

mkitzan updated this revision to Diff 292677.
mkitzan edited the summary of this revision.
mkitzan added a comment.

- Changed `G_FMUL(x, -1.0)` to fold into `G_FSUB(0.0, x)`
- Fixed clang-tidy warnings
- Changed some fp constants in comments from `{n}` to `{n}.0`


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87870/new/

https://reviews.llvm.org/D87870

Files:
  llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
  llvm/include/llvm/Target/GlobalISel/Combine.td
  llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/combine-fmul.mir
  llvm/test/CodeGen/AArch64/GlobalISel/combine-unsafe-fp-math.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/fmul.v2f16.ll

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