[PATCH] D45637: [DebugInfo] Ignore DBG_VALUE instructions in PostRA Machine Sink

[Matt Davis via Phabricator via llvm-commits]

mattd updated this revision to Diff 143663.
mattd added a comment.
Herald added a reviewer: javed.absar.

- Create the performSink routine from code already used to sink an instruction and its associated debug information.
- Use this routine to also sink debug information associated to COPY instructions.
- Update the test to check that the DBG_VALUE instruction moves/sinks.


https://reviews.llvm.org/D45637

Files:
  lib/CodeGen/MachineSink.cpp
  test/CodeGen/X86/postra-ignore-dbg-intrinsics.mir

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