[PATCH] D129557: [AMDGPU] Improve liveness copying in si-optimize-exec-masking-pre-ra

[Carl Ritson via Phabricator via llvm-commits]

critson updated this revision to Diff 444138.
critson added a comment.

- Add test, unfortunately this has to be a bug specific MIR test from an llvm-reduce


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D129557/new/

https://reviews.llvm.org/D129557

Files:
  llvm/lib/Target/AMDGPU/SIOptimizeExecMaskingPreRA.cpp
  llvm/test/CodeGen/AMDGPU/optimize-exec-mask-pre-ra-alloc-failure.mir

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