[PATCH] D105019: [RegisterCoalescer] Avoid coalescing erased Copy

[guopeilin via Phabricator via llvm-commits]

guopeilin created this revision.
guopeilin added reviewers: wwei, mdchen.
Herald added subscribers: tpr, hiraditya, qcolombet, MatzeB.
guopeilin requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D105019

Files:
  llvm/lib/CodeGen/RegisterCoalescer.cpp
  llvm/test/CodeGen/AArch64/avoid-coalescing-erased-instructions.mir

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