diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index 1140e20a44..97e12a4a0e 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -759,9 +759,12 @@ static SDOperand getCopyFromParts(SelectionDAG &DAG, } } - if (MVT::isFloatingPoint(PartVT) && MVT::isFloatingPoint(ValueVT)) - return DAG.getNode(ISD::FP_ROUND, ValueVT, Val, - DAG.getIntPtrConstant(TruncExact)); + if (MVT::isFloatingPoint(PartVT) && MVT::isFloatingPoint(ValueVT)) { + if (ValueVT < Val.getValueType()) + return DAG.getNode(ISD::FP_ROUND, ValueVT, Val, + DAG.getIntPtrConstant(TruncExact)); + return DAG.getNode(ISD::FP_EXTEND, ValueVT, Val); + } if (MVT::getSizeInBits(PartVT) == MVT::getSizeInBits(ValueVT)) return DAG.getNode(ISD::BIT_CONVERT, ValueVT, Val); |