[PATCH] D110061: [SelectionDAG] Fix PromoteIntOp_EXTRACT_SUBVECTOR for scalable vectors.

[Sander de Smalen via Phabricator via llvm-commits]

sdesmalen created this revision.
Herald added subscribers: ctetreau, ecnelises, hiraditya, kristof.beyls.
sdesmalen requested review of this revision.
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This seemed like an obvious fix, but I wasn't able to write a test for
this for AArch64 SVE. Any suggestions for a test are welcome.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D110061

Files:
  llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp


Index: llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
+++ llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
@@ -5098,7 +5098,7 @@
   SDValue V0 = GetPromotedInteger(N->getOperand(0));
   MVT InVT = V0.getValueType().getSimpleVT();
   MVT OutVT = MVT::getVectorVT(InVT.getVectorElementType(),
-                               N->getValueType(0).getVectorNumElements());
+                               N->getValueType(0).getVectorElementCount());
   SDValue Ext = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, OutVT, V0, N->getOperand(1));
   return DAG.getNode(ISD::TRUNCATE, dl, N->getValueType(0), Ext);
 }


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