45     : HexagonGenRegisterInfo(Hexagon::R31, 0/*DwarfFlavor*/, 0/*EHFlavor*/,  in HexagonRegisterInfo()
50   return R == Hexagon::R0 || R == Hexagon::R1 || R == Hexagon::R2 ||  in isEHReturnCalleeSaveReg()
51          R == Hexagon::R3 || R == Hexagon::D0 || R == Hexagon::D1;  in isEHReturnCalleeSaveReg()
57   using namespace Hexagon;  in getCallerSavedRegs()
109     Hexagon::R16,   Hexagon::R17,   Hexagon::R18,   Hexagon::R19,  in getCalleeSavedRegs()
110     Hexagon::R20,   Hexagon::R21,   Hexagon::R22,   Hexagon::R23,  in getCalleeSavedRegs()
111     Hexagon::R24,   Hexagon::R25,   Hexagon::R26,   Hexagon::R27, 0  in getCalleeSavedRegs()
117     Hexagon::R0,    Hexagon::R1,    Hexagon::R2,    Hexagon::R3,  in getCalleeSavedRegs()
118     Hexagon::R16,   Hexagon::R17,   Hexagon::R18,   Hexagon::R19,  in getCalleeSavedRegs()
119     Hexagon::R20,   Hexagon::R21,   Hexagon::R22,   Hexagon::R23,  in getCalleeSavedRegs()
120     Hexagon::R24,   Hexagon::R25,   Hexagon::R26,   Hexagon::R27, 0  in getCalleeSavedRegs()
138   Reserved.set(Hexagon::R29);  in getReservedRegs()
139   Reserved.set(Hexagon::R30);  in getReservedRegs()
140   Reserved.set(Hexagon::R31);  in getReservedRegs()
141   Reserved.set(Hexagon::VTMP);  in getReservedRegs()
144   Reserved.set(Hexagon::GELR);        // G0  in getReservedRegs()
145   Reserved.set(Hexagon::GSR);         // G1  in getReservedRegs()
146   Reserved.set(Hexagon::GOSP);        // G2  in getReservedRegs()
147   Reserved.set(Hexagon::G3);          // G3  in getReservedRegs()
150   Reserved.set(Hexagon::SA0);         // C0  in getReservedRegs()
151   Reserved.set(Hexagon::LC0);         // C1  in getReservedRegs()
152   Reserved.set(Hexagon::SA1);         // C2  in getReservedRegs()
153   Reserved.set(Hexagon::LC1);         // C3  in getReservedRegs()
154   Reserved.set(Hexagon::P3_0);        // C4  in getReservedRegs()
155   Reserved.set(Hexagon::USR);         // C8  in getReservedRegs()
156   Reserved.set(Hexagon::PC);          // C9  in getReservedRegs()
157   Reserved.set(Hexagon::UGP);         // C10  in getReservedRegs()
158   Reserved.set(Hexagon::GP);          // C11  in getReservedRegs()
159   Reserved.set(Hexagon::CS0);         // C12  in getReservedRegs()
160   Reserved.set(Hexagon::CS1);         // C13  in getReservedRegs()
161   Reserved.set(Hexagon::UPCYCLELO);   // C14  in getReservedRegs()
162   Reserved.set(Hexagon::UPCYCLEHI);   // C15  in getReservedRegs()
163   Reserved.set(Hexagon::FRAMELIMIT);  // C16  in getReservedRegs()
164   Reserved.set(Hexagon::FRAMEKEY);    // C17  in getReservedRegs()
165   Reserved.set(Hexagon::PKTCOUNTLO);  // C18  in getReservedRegs()
166   Reserved.set(Hexagon::PKTCOUNTHI);  // C19  in getReservedRegs()
167   Reserved.set(Hexagon::UTIMERLO);    // C30  in getReservedRegs()
168   Reserved.set(Hexagon::UTIMERHI);    // C31  in getReservedRegs()
172   Reserved.set(Hexagon::C8);  in getReservedRegs()
173   Reserved.set(Hexagon::USR_OVF);  in getReservedRegs()
183     Reserved.set(Hexagon::R19);  in getReservedRegs()
217     case Hexagon::PS_fia:  in eliminateFrameIndex()
218       MI.setDesc(HII.get(Hexagon::A2_addi));  in eliminateFrameIndex()
222     case Hexagon::PS_fi:  in eliminateFrameIndex()
224       MI.setDesc(HII.get(Hexagon::A2_addi));  in eliminateFrameIndex()
232     Register TmpR = MRI.createVirtualRegister(&Hexagon::IntRegsRegClass);  in eliminateFrameIndex()
234     BuildMI(MB, II, DL, HII.get(Hexagon::A2_addi), TmpR)  in eliminateFrameIndex()
257   if (!HST.useHVXOps() || NewRC->getID() != Hexagon::HvxWRRegClass.getID())  in shouldCoalesce()
259   bool SmallSrc = SrcRC->getID() == Hexagon::HvxVRRegClass.getID();  in shouldCoalesce()
260   bool SmallDst = DstRC->getID() == Hexagon::HvxVRRegClass.getID();  in shouldCoalesce()
297   return Hexagon::R31;  in getRARegister()
311   return Hexagon::R30;  in getFrameRegister()
316   return Hexagon::R29;  in getStackRegister()
322   assert(GenIdx == Hexagon::ps_sub_lo || GenIdx == Hexagon::ps_sub_hi);  in getHexagonSubRegIndex()
324   static const unsigned ISub[] = { Hexagon::isub_lo, Hexagon::isub_hi };  in getHexagonSubRegIndex()
325   static const unsigned VSub[] = { Hexagon::vsub_lo, Hexagon::vsub_hi };  in getHexagonSubRegIndex()
326   static const unsigned WSub[] = { Hexagon::wsub_lo, Hexagon::wsub_hi };  in getHexagonSubRegIndex()
329     case Hexagon::CtrRegs64RegClassID:  in getHexagonSubRegIndex()
330     case Hexagon::DoubleRegsRegClassID:  in getHexagonSubRegIndex()
332     case Hexagon::HvxWRRegClassID:  in getHexagonSubRegIndex()
334     case Hexagon::HvxVQRRegClassID:  in getHexagonSubRegIndex()
352   return &Hexagon::IntRegsRegClass;  in getPointerRegClass()
356   return Hexagon::R6;  in getFirstCallerSavedNonParamReg()