diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 0f168435da4..bf97fea2a45 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -522,6 +522,15 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { AddLegalizedOperand(SDOperand(Node, 1), Result.getValue(1)); return Result.getValue(Op.ResNo); case TargetLowering::Expand: + //f64 = EXTLOAD f32 should expand to LOAD, FP_EXTEND + if (SrcVT == MVT::f32 && Node->getValueType(0) == MVT::f64) { + SDOperand Load = DAG.getLoad(SrcVT, Tmp1, Tmp2, Node->getOperand(2)); + Result = + DAG.getNode(ISD::FP_EXTEND, Node->getValueType(0), Load, SrcVT); + if (Op.ResNo) + return Load.getValue(1); + return Result; + } assert(Node->getOpcode() != ISD::EXTLOAD && "EXTLOAD should always be supported!"); // Turn the unsupported load into an EXTLOAD followed by an explicit