virtual MVT getSetCCResultType(MVT ValType) const;
SDValue LowerFORMAL_ARGUMENTS(SDValue Op, SelectionDAG &DAG);
SDValue LowerShift(SDValue Op, SelectionDAG &DAG);
+ SDValue LowerMUL(SDValue Op, SelectionDAG &DAG);
SDValue LowerADD(SDValue Op, SelectionDAG &DAG);
SDValue LowerSUB(SDValue Op, SelectionDAG &DAG);
SDValue LowerBinOp(SDValue Op, SelectionDAG &DAG);