diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp index 88479e3..4b631b6 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp @@ -155,7 +155,9 @@ SDValue DAGTypeLegalizer::ScalarizeVecRes_BITCAST(SDNode *N) { SDValue DAGTypeLegalizer::ScalarizeVecRes_BUILD_VECTOR(SDNode *N) { EVT EltVT = N->getValueType(0).getVectorElementType(); SDValue InOp = N->getOperand(0); - if (InOp.getValueType() != EltVT) + // The BUILD_VECTOR operands may be of wider element types and + // we may need to truncate them back to the requested return type. + if (EltVT.isInteger()) return DAG.getNode(ISD::TRUNCATE, N->getDebugLoc(), EltVT, InOp); return InOp; } |