57   Reserved.set(AVR::R0);  in getReservedRegs()
58   Reserved.set(AVR::R1);  in getReservedRegs()
59   Reserved.set(AVR::R1R0);  in getReservedRegs()
62   Reserved.set(AVR::SPL);  in getReservedRegs()
63   Reserved.set(AVR::SPH);  in getReservedRegs()
64   Reserved.set(AVR::SP);  in getReservedRegs()
75   Reserved.set(AVR::R28);  in getReservedRegs()
76   Reserved.set(AVR::R29);  in getReservedRegs()
77   Reserved.set(AVR::R29R28);  in getReservedRegs()
87     return &AVR::DREGSRegClass;  in getLargestLegalSuperClass()
91     return &AVR::GPR8RegClass;  in getLargestLegalSuperClass()
103   if ((Opcode != AVR::SUBIWRdK) && (Opcode != AVR::ADIWRdK)) {  in foldFrameOffset()
115   case AVR::SUBIWRdK:  in foldFrameOffset()
118   case AVR::ADIWRdK:  in foldFrameOffset()
152   if (MI.getOpcode() == AVR::FRMIDX) {  in eliminateFrameIndex()
153     MI.setDesc(TII.get(AVR::MOVWRdRr));  in eliminateFrameIndex()
154     MI.getOperand(FIOperandNum).ChangeToRegister(AVR::R29R28, false);  in eliminateFrameIndex()
162     assert(DstReg != AVR::R29R28 && "Dest reg cannot be the frame pointer");  in eliminateFrameIndex()
179     case AVR::R25R24:  in eliminateFrameIndex()
180     case AVR::R27R26:  in eliminateFrameIndex()
181     case AVR::R31R30: {  in eliminateFrameIndex()
183         Opcode = AVR::ADIWRdK;  in eliminateFrameIndex()
190       Opcode = AVR::SUBIWRdK;  in eliminateFrameIndex()
208     unsigned AddOpc = AVR::ADIWRdK, SubOpc = AVR::SBIWRdK;  in eliminateFrameIndex()
213       AddOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
214       SubOpc = AVR::SUBIWRdK;  in eliminateFrameIndex()
222     BuildMI(MBB, II, dl, TII.get(AVR::INRdA), AVR::R0).addImm(0x3f);  in eliminateFrameIndex()
224     MachineInstr *New = BuildMI(MBB, II, dl, TII.get(AddOpc), AVR::R29R28)  in eliminateFrameIndex()
225                             .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
230     BuildMI(MBB, std::next(II), dl, TII.get(AVR::OUTARr))  in eliminateFrameIndex()
232         .addReg(AVR::R0, RegState::Kill);  in eliminateFrameIndex()
236     New = BuildMI(MBB, std::next(II), dl, TII.get(SubOpc), AVR::R29R28)  in eliminateFrameIndex()
237               .addReg(AVR::R29R28, RegState::Kill)  in eliminateFrameIndex()
243   MI.getOperand(FIOperandNum).ChangeToRegister(AVR::R29R28, false);  in eliminateFrameIndex()
252     return AVR::R28;  in getFrameRegister()
255   return AVR::SP;  in getFrameRegister()
264   return &AVR::PTRDISPREGSRegClass;  in getPointerRegClass()
270     assert(AVR::DREGSRegClass.contains(Reg) && "can only split 16-bit registers");  in splitReg()
272     LoReg = getSubReg(Reg, AVR::sub_lo);  in splitReg()
273     HiReg = getSubReg(Reg, AVR::sub_hi);  in splitReg()