Target/ARM/ARMISelDAGToDAG.cpp

93                              ARM_AM::ShiftOpc ShOpcVal, unsigned ShAmt);
457                                             ARM_AM::ShiftOpc ShOpcVal,
464   return ShOpcVal == ARM_AM::lsl &&
475   ARM_AM::ShiftOpc ShOpcVal = ARM_AM::getShiftOpcForNode(N.getOpcode());
479   if (ShOpcVal == ARM_AM::no_shift) return false;
486   Opc = CurDAG->getTargetConstant(ARM_AM::getSORegOpc(ShOpcVal, ShImmVal),
499   ARM_AM::ShiftOpc ShOpcVal = ARM_AM::getShiftOpcForNode(N.getOpcode());
503   if (ShOpcVal == ARM_AM::no_shift) return false;
511   if (CheckProfitability && !isShifterOpProfitable(N, ShOpcVal, ShImmVal))
513   Opc = CurDAG->getTargetConstant(ARM_AM::getSORegOpc(ShOpcVal, ShImmVal),
612   ARM_AM::ShiftOpc ShOpcVal =
619   if (ShOpcVal != ARM_AM::no_shift) {
625       if (isShifterOpProfitable(Offset, ShOpcVal, ShAmt))
629         ShOpcVal = ARM_AM::no_shift;
632       ShOpcVal = ARM_AM::no_shift;
637   if (N.getOpcode() != ISD::SUB && ShOpcVal == ARM_AM::no_shift &&
640     ShOpcVal = ARM_AM::getShiftOpcForNode(N.getOperand(0).getOpcode());
641     if (ShOpcVal != ARM_AM::no_shift) {
647         if (isShifterOpProfitable(N.getOperand(0), ShOpcVal, ShAmt)) {
652           ShOpcVal = ARM_AM::no_shift;
655         ShOpcVal = ARM_AM::no_shift;
660   Opc = CurDAG->getTargetConstant(ARM_AM::getAM2Opc(AddSub, ShAmt, ShOpcVal),
753   ARM_AM::ShiftOpc ShOpcVal =
760   if (ShOpcVal != ARM_AM::no_shift) {
766       if (isShifterOpProfitable(Offset, ShOpcVal, ShAmt))
770         ShOpcVal = ARM_AM::no_shift;
773       ShOpcVal = ARM_AM::no_shift;
778   if (N.getOpcode() != ISD::SUB && ShOpcVal == ARM_AM::no_shift &&
781     ShOpcVal = ARM_AM::getShiftOpcForNode(N.getOperand(0).getOpcode());
782     if (ShOpcVal != ARM_AM::no_shift) {
788         if (isShifterOpProfitable(N.getOperand(0), ShOpcVal, ShAmt)) {
793           ShOpcVal = ARM_AM::no_shift;
796         ShOpcVal = ARM_AM::no_shift;
801   Opc = CurDAG->getTargetConstant(ARM_AM::getAM2Opc(AddSub, ShAmt, ShOpcVal),
819   ARM_AM::ShiftOpc ShOpcVal = ARM_AM::getShiftOpcForNode(N.getOpcode());
821   if (ShOpcVal != ARM_AM::no_shift) {
826       if (isShifterOpProfitable(N, ShOpcVal, ShAmt))
830         ShOpcVal = ARM_AM::no_shift;
833       ShOpcVal = ARM_AM::no_shift;
837   Opc = CurDAG->getTargetConstant(ARM_AM::getAM2Opc(AddSub, ShAmt, ShOpcVal),
1247   ARM_AM::ShiftOpc ShOpcVal = ARM_AM::getShiftOpcForNode(N.getOpcode());
1251   if (ShOpcVal == ARM_AM::no_shift) return false;
1257     Opc = getI32Imm(ARM_AM::getSORegOpc(ShOpcVal, ShImmVal));
1385   ARM_AM::ShiftOpc ShOpcVal = ARM_AM::getShiftOpcForNode(OffReg.getOpcode());
1386   if (ShOpcVal != ARM_AM::lsl) {
1387     ShOpcVal = ARM_AM::getShiftOpcForNode(Base.getOpcode());
1388     if (ShOpcVal == ARM_AM::lsl)
1392   if (ShOpcVal == ARM_AM::lsl) {
1397       if (ShAmt < 4 && isShifterOpProfitable(OffReg, ShOpcVal, ShAmt))
1401         ShOpcVal = ARM_AM::no_shift;
1404       ShOpcVal = ARM_AM::no_shift;
2331           ARM_AM::ShiftOpc ShOpcVal = ARM_AM::getShiftOpcForNode(ISD::SRL);
2333             CurDAG->getTargetConstant(ARM_AM::getSORegOpc(ShOpcVal, LSB),