[PATCH] D145706: [MachineSink] Sink instruction copies when they can replace copy into hard register

[Momchil Velikov via Phabricator via llvm-commits]

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https://reviews.llvm.org/D145706

Files:
  llvm/include/llvm/CodeGen/TargetPassConfig.h
  llvm/lib/CodeGen/MachineSink.cpp
  llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
  llvm/test/CodeGen/AArch64/copy-sink.ll
  llvm/test/CodeGen/AArch64/loop-sink.mir

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