[PATCH] D123048: [AMDGPU] Ignore debug use during PreRARematerialize stage in scheduling pass

[Vang Thao via Phabricator via llvm-commits]

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Ignore all debug uses when collecting trivially rematerializable defs. This fixes an issue with difference in codegen when enabling debug info.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D123048

Files:
  llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp
  llvm/test/CodeGen/AMDGPU/machine-scheduler-sink-trivial-remats.mir

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