[PATCH] D114202: [AMDGPU] Fix SIPostRABundler crash on null register used by dbg value

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec added inline comments.


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Comment at: llvm/lib/Target/AMDGPU/SIPostRABundler.cpp:93
                                           BitVector &UsedRegUnits) const {
+  if (MI.isDebugInstr())
+    return;
----------------
arsenm wrote:
> This allows all meta instructions in the bundle region. Should it skip all of them?
I do not think so. This a least handles KILL which is also meta.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D114202/new/

https://reviews.llvm.org/D114202