[PATCH] D117796: AMDGPU: Fix LiveVariables error after lowering SI_END_CF

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


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Comment at: llvm/lib/Target/AMDGPU/SILowerControlFlow.cpp:531
+        if (VI.AliveBlocks.test(MBB.getNumber()))
+          VI.AliveBlocks.set(SplitBB->getNumber());
+        else {
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ruiling wrote:
> Is it possible that a value defined in MBB (and kept in MBB after split) and killed in successor block, now becomes alive in SplitBB?
That's covered by updating the Killed set, replaceKillInstruction


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D117796/new/

https://reviews.llvm.org/D117796