[PATCH] D90050: AMDGPU/GlobalISel: Add integer med3 combines

[Petar Avramovic via Phabricator via llvm-commits]

Petar.Avramovic updated this revision to Diff 306179.
Petar.Avramovic edited the summary of this revision.
Petar.Avramovic added a comment.

Use MIPatternMatch to match source pattern. Use Optional instead of return 0. Separate from fp med3 function to avoid bitcasted G_FCONSTANT and explicitly match G_CONSTANT.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D90050/new/

https://reviews.llvm.org/D90050

Files:
  llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h
  llvm/include/llvm/CodeGen/GlobalISel/Utils.h
  llvm/lib/CodeGen/GlobalISel/Utils.cpp
  llvm/lib/Target/AMDGPU/AMDGPUCombine.td
  llvm/lib/Target/AMDGPU/AMDGPUGISel.td
  llvm/lib/Target/AMDGPU/AMDGPUPostLegalizerCombiner.cpp
  llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
  llvm/lib/Target/AMDGPU/SIInstructions.td
  llvm/test/CodeGen/AMDGPU/GlobalISel/postlegalizercombiner-smed3.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/postlegalizercombiner-umed3.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/smed3.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/umed3.ll

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