61   Reserved.set(AVR::R0);  in getReservedRegs()
62   Reserved.set(AVR::R1);  in getReservedRegs()
63   Reserved.set(AVR::R1R0);  in getReservedRegs()
66   Reserved.set(AVR::SPL);  in getReservedRegs()
67   Reserved.set(AVR::SPH);  in getReservedRegs()
68   Reserved.set(AVR::SP);  in getReservedRegs()
73     for (unsigned Reg = AVR::R2; Reg <= AVR::R17; Reg++)  in getReservedRegs()
76     for (unsigned Reg = AVR::R3R2; Reg <= AVR::R18R17; Reg++)  in getReservedRegs()
89   Reserved.set(AVR::R28);  in getReservedRegs()
90   Reserved.set(AVR::R29);  in getReservedRegs()
91   Reserved.set(AVR::R29R28);  in getReservedRegs()
101     return &AVR::DREGSRegClass;  in getLargestLegalSuperClass()
105     return &AVR::GPR8RegClass;  in getLargestLegalSuperClass()
118   if ((Opcode != AVR::SUBIWRdK) && (Opcode != AVR::ADIWRdK)) {  in foldFrameOffset()
130   case AVR::SUBIWRdK:  in foldFrameOffset()
133   case AVR::ADIWRdK:  in foldFrameOffset()
168   if (MI.getOpcode() == AVR::FRMIDX) {  in eliminateFrameIndex()
169     MI.setDesc(TII.get(AVR::MOVWRdRr));  in eliminateFrameIndex()
170     MI.getOperand(FIOperandNum).ChangeToRegister(AVR::R29R28, false);  in eliminateFrameIndex()
178     assert(DstReg != AVR::R29R28 && "Dest reg cannot be the frame pointer");  in eliminateFrameIndex()
195     case AVR::R25R24:  in eliminateFrameIndex()
196     case AVR::R27R26:  in eliminateFrameIndex()
197     case AVR::R31R30: {  in eliminateFrameIndex()
199         Opcode = AVR::ADIWRdK;  in eliminateFrameIndex()
206       Opcode = AVR::SUBIWRdK;  in eliminateFrameIndex()
225     unsigned AddOpc = AVR::ADIWRdK, SubOpc = AVR::SBIWRdK;  in eliminateFrameIndex()
230       AddOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
231       SubOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
239     BuildMI(MBB, II, dl, TII.get(AVR::INRdA), AVR::R0)  in eliminateFrameIndex()
242     MachineInstr *New = BuildMI(MBB, II, dl, TII.get(AddOpc), AVR::R29R28)  in eliminateFrameIndex()
243                             .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
248     BuildMI(MBB, std::next(II), dl, TII.get(AVR::OUTARr))  in eliminateFrameIndex()
250         .addReg(AVR::R0, RegState::Kill);  in eliminateFrameIndex()
254     BuildMI(MBB, std::next(II), dl, TII.get(SubOpc), AVR::R29R28)  in eliminateFrameIndex()
255         .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
261   MI.getOperand(FIOperandNum).ChangeToRegister(AVR::R29R28, false);  in eliminateFrameIndex()
270     return AVR::R28;  in getFrameRegister()
273   return AVR::SP;  in getFrameRegister()
282   return &AVR::PTRDISPREGSRegClass;  in getPointerRegClass()
287   assert(AVR::DREGSRegClass.contains(Reg) && "can only split 16-bit registers");  in splitReg()
289   LoReg = getSubReg(Reg, AVR::sub_lo);  in splitReg()
290   HiReg = getSubReg(Reg, AVR::sub_hi);  in splitReg()
297   if (this->getRegClass(AVR::PTRDISPREGSRegClassID)->hasSubClassEq(NewRC)) {  in shouldCoalesce()