[PATCH] D82602: [SelectionDAG] don't split branch on logic-of-vector-compares

Sanjay Patel via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jun 26 05:56:55 PDT 2020


spatel updated this revision to Diff 273693.
spatel added reviewers: uweigand, jonpa.
spatel added a comment.

Patch updated:

1. Constrained the match to require extracting from a single source vector.
2. I missed a SystemZ test change in the earlier draft; adding SystemZ reviewers to confirm if that's an improvement.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D82602/new/

https://reviews.llvm.org/D82602

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/test/CodeGen/AArch64/vec-extract-branch.ll
  llvm/test/CodeGen/SystemZ/knownbits.ll
  llvm/test/CodeGen/X86/setcc-logic.ll

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