[PATCH] D70597: [PHIEliminate] skip dbg instruction when LowerPHINode

[Chris Ye via Phabricator via llvm-commits]

yechunliang updated this revision to Diff 236745.
yechunliang added a comment.

update patch with:

1. rename dbg_values as DBG_VALUEs to keep consistent.
2. add MBB.empty check at the beginning of MachineVerifier::checkPHIDbg


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70597/new/

https://reviews.llvm.org/D70597

Files:
  llvm/lib/CodeGen/MachineVerifier.cpp
  llvm/lib/CodeGen/PHIElimination.cpp
  llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
  llvm/test/CodeGen/X86/dbg-changes-codegen-phi-elimination.ll

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