[PATCH] D119696: [AMDGPU] Improve v_cmpx usage on GFX10.3.

[Thomas Symalla via Phabricator via llvm-commits]

tsymalla updated this revision to Diff 409310.
tsymalla marked 5 inline comments as done.
tsymalla added a comment.

Addresses the comments from the review.
Adds additional checks to prevent the transformation from
being applied, if the result would be less optimal than
the original code or simply incorrect.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D119696/new/

https://reviews.llvm.org/D119696

Files:
  llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp
  llvm/lib/Target/AMDGPU/SIInstrInfo.h
  llvm/lib/Target/AMDGPU/SIInstrInfo.td
  llvm/lib/Target/AMDGPU/SIOptimizeExecMasking.cpp
  llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp
  llvm/lib/Target/AMDGPU/VOPCInstructions.td
  llvm/test/CodeGen/AMDGPU/branch-relaxation-gfx10-branch-offset-bug.ll
  llvm/test/CodeGen/AMDGPU/vcmp-saveexec-to-vcmpx.ll
  llvm/test/CodeGen/AMDGPU/wqm.ll

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