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()
170     assert(DstReg != AVR::R29R28 && "Dest reg cannot be the frame pointer");  in eliminateFrameIndex()
174       BuildMI(MBB, MI, dl, TII.get(AVR::MOVWRdRr), DstReg)  in eliminateFrameIndex()
175           .addReg(AVR::R29R28);  in eliminateFrameIndex()
179       BuildMI(MBB, MI, dl, TII.get(AVR::MOVRdRr), DstLoReg)  in eliminateFrameIndex()
180           .addReg(AVR::R28);  in eliminateFrameIndex()
181       BuildMI(MBB, MI, dl, TII.get(AVR::MOVRdRr), DstHiReg)  in eliminateFrameIndex()
182           .addReg(AVR::R29);  in eliminateFrameIndex()
205     case AVR::R25R24:  in eliminateFrameIndex()
206     case AVR::R27R26:  in eliminateFrameIndex()
207     case AVR::R31R30: {  in eliminateFrameIndex()
209         Opcode = AVR::ADIWRdK;  in eliminateFrameIndex()
216       Opcode = AVR::SUBIWRdK;  in eliminateFrameIndex()
244     unsigned AddOpc = AVR::ADIWRdK, SubOpc = AVR::SBIWRdK;  in eliminateFrameIndex()
249       AddOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
250       SubOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
258     BuildMI(MBB, II, dl, TII.get(AVR::INRdA), STI.getTmpRegister())  in eliminateFrameIndex()
261     MachineInstr *New = BuildMI(MBB, II, dl, TII.get(AddOpc), AVR::R29R28)  in eliminateFrameIndex()
262                             .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
267     BuildMI(MBB, std::next(II), dl, TII.get(AVR::OUTARr))  in eliminateFrameIndex()
273     BuildMI(MBB, std::next(II), dl, TII.get(SubOpc), AVR::R29R28)  in eliminateFrameIndex()
274         .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
280   MI.getOperand(FIOperandNum).ChangeToRegister(AVR::R29R28, false);  in eliminateFrameIndex()
290     return AVR::R28;  in getFrameRegister()
293   return AVR::SP;  in getFrameRegister()
302   return &AVR::PTRDISPREGSRegClass;  in getPointerRegClass()
307   assert(AVR::DREGSRegClass.contains(Reg) && "can only split 16-bit registers");  in splitReg()
309   LoReg = getSubReg(Reg, AVR::sub_lo);  in splitReg()
310   HiReg = getSubReg(Reg, AVR::sub_hi);  in splitReg()
317   if (this->getRegClass(AVR::PTRDISPREGSRegClassID)->hasSubClassEq(NewRC)) {  in shouldCoalesce()