[PATCH] D109031: [AMDGPU] Introduce optimizeCompareInstr

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec updated this revision to Diff 369841.
rampitec added a comment.

- Use getUniqueVRegDef() to find Def and check the Def before the scan.
- Drop checks for defines/modifies SrcReg since we are in SSA.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D109031/new/

https://reviews.llvm.org/D109031

Files:
  llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
  llvm/lib/Target/AMDGPU/SIInstrInfo.h
  llvm/test/CodeGen/AMDGPU/optimize-compare.mir

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