[PATCH] D146683: [DAG] Conservatively check the VSELECT Operation Action in tryToFoldExtendSelectLoad

LuoYuanke via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 23 05:51:54 PDT 2023


LuoYuanke added inline comments.


================
Comment at: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:12247
+      (N0->getOpcode() == ISD::VSELECT &&
+       TLI.getOperationAction(ISD::VSELECT, VT) != TargetLowering::Legal))
     return SDValue();
----------------
Check "Level <= AfterLegalizeVectorOps" instead?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D146683/new/

https://reviews.llvm.org/D146683



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