[PATCH] D128800: [AMDGPU] Fix liveness for loops in si-optimize-exec-masking-pre-ra

[Carl Ritson via Phabricator via llvm-commits]

critson created this revision.
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Follow up to D127894 <https://reviews.llvm.org/D127894>, new liveness update code needs to handle
the case where S_ANDN2 input must be extended through loops when
V_CNDMASK_B32 has been hoisted.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D128800

Files:
  llvm/lib/Target/AMDGPU/SIOptimizeExecMaskingPreRA.cpp
  llvm/test/CodeGen/AMDGPU/opt-exec-masking-pre-ra-update-liveness.mir

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