[PATCH] D30660: AMDGPU: Don't wait at end of block with a trivial successor

[Matt Arsenault via Phabricator via llvm-commits]

arsenm updated this revision to Diff 90726.
arsenm added a comment.

Use isLayoutSuccessor


https://reviews.llvm.org/D30660

Files:
  lib/Target/AMDGPU/SIInsertWaits.cpp
  test/CodeGen/AMDGPU/waitcnt.mir

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