[PATCH] D27343: [framelowering] Improve tracking of first CS pop instruction.

[Florian Hahn via Phabricator via llvm-commits]

fhahn created this revision.
fhahn added a reviewer: mkuper.
fhahn added a subscriber: llvm-commits.

This patch makes sure FirstCSPop and MBBI never point to DBG_VALUE instructions, which affected the code generated.


https://reviews.llvm.org/D27343

Files:
  lib/Target/X86/X86FrameLowering.cpp
  test/CodeGen/X86/frame-lowering-debug-intrinsic.ll

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