60   Reserved.set(AVR::R0);  in getReservedRegs()
61   Reserved.set(AVR::R1);  in getReservedRegs()
62   Reserved.set(AVR::R1R0);  in getReservedRegs()
65   Reserved.set(AVR::SPL);  in getReservedRegs()
66   Reserved.set(AVR::SPH);  in getReservedRegs()
67   Reserved.set(AVR::SP);  in getReservedRegs()
78   Reserved.set(AVR::R28);  in getReservedRegs()
79   Reserved.set(AVR::R29);  in getReservedRegs()
80   Reserved.set(AVR::R29R28);  in getReservedRegs()
90     return &AVR::DREGSRegClass;  in getLargestLegalSuperClass()
94     return &AVR::GPR8RegClass;  in getLargestLegalSuperClass()
107   if ((Opcode != AVR::SUBIWRdK) && (Opcode != AVR::ADIWRdK)) {  in foldFrameOffset()
119   case AVR::SUBIWRdK:  in foldFrameOffset()
122   case AVR::ADIWRdK:  in foldFrameOffset()
156   if (MI.getOpcode() == AVR::FRMIDX) {  in eliminateFrameIndex()
157     MI.setDesc(TII.get(AVR::MOVWRdRr));  in eliminateFrameIndex()
158     MI.getOperand(FIOperandNum).ChangeToRegister(AVR::R29R28, false);  in eliminateFrameIndex()
166     assert(DstReg != AVR::R29R28 && "Dest reg cannot be the frame pointer");  in eliminateFrameIndex()
183     case AVR::R25R24:  in eliminateFrameIndex()
184     case AVR::R27R26:  in eliminateFrameIndex()
185     case AVR::R31R30: {  in eliminateFrameIndex()
187         Opcode = AVR::ADIWRdK;  in eliminateFrameIndex()
194       Opcode = AVR::SUBIWRdK;  in eliminateFrameIndex()
212     unsigned AddOpc = AVR::ADIWRdK, SubOpc = AVR::SBIWRdK;  in eliminateFrameIndex()
217       AddOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
218       SubOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
226     BuildMI(MBB, II, dl, TII.get(AVR::INRdA), AVR::R0).addImm(0x3f);  in eliminateFrameIndex()
228     MachineInstr *New = BuildMI(MBB, II, dl, TII.get(AddOpc), AVR::R29R28)  in eliminateFrameIndex()
229                             .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
234     BuildMI(MBB, std::next(II), dl, TII.get(AVR::OUTARr))  in eliminateFrameIndex()
236         .addReg(AVR::R0, RegState::Kill);  in eliminateFrameIndex()
240     BuildMI(MBB, std::next(II), dl, TII.get(SubOpc), AVR::R29R28)  in eliminateFrameIndex()
241         .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
247   MI.getOperand(FIOperandNum).ChangeToRegister(AVR::R29R28, false);  in eliminateFrameIndex()
256     return AVR::R28;  in getFrameRegister()
259   return AVR::SP;  in getFrameRegister()
268   return &AVR::PTRDISPREGSRegClass;  in getPointerRegClass()
273   assert(AVR::DREGSRegClass.contains(Reg) && "can only split 16-bit registers");  in splitReg()
275   LoReg = getSubReg(Reg, AVR::sub_lo);  in splitReg()
276   HiReg = getSubReg(Reg, AVR::sub_hi);  in splitReg()
286   if(this->getRegClass(AVR::PTRDISPREGSRegClassID)->hasSubClassEq(NewRC)) {  in shouldCoalesce()