+def W0 : AArch64Reg<0, "w0" >, DwarfRegNum<[0]>;
+def W1 : AArch64Reg<1, "w1" >, DwarfRegNum<[1]>;
+def W2 : AArch64Reg<2, "w2" >, DwarfRegNum<[2]>;
+def W3 : AArch64Reg<3, "w3" >, DwarfRegNum<[3]>;
+def W4 : AArch64Reg<4, "w4" >, DwarfRegNum<[4]>;
+def W5 : AArch64Reg<5, "w5" >, DwarfRegNum<[5]>;
+def W6 : AArch64Reg<6, "w6" >, DwarfRegNum<[6]>;
+def W7 : AArch64Reg<7, "w7" >, DwarfRegNum<[7]>;
+def W8 : AArch64Reg<8, "w8" >, DwarfRegNum<[8]>;
+def W9 : AArch64Reg<9, "w9" >, DwarfRegNum<[9]>;
+def W10 : AArch64Reg<10, "w10">, DwarfRegNum<[10]>;
+def W11 : AArch64Reg<11, "w11">, DwarfRegNum<[11]>;
+def W12 : AArch64Reg<12, "w12">, DwarfRegNum<[12]>;
+def W13 : AArch64Reg<13, "w13">, DwarfRegNum<[13]>;
+def W14 : AArch64Reg<14, "w14">, DwarfRegNum<[14]>;
+def W15 : AArch64Reg<15, "w15">, DwarfRegNum<[15]>;
+def W16 : AArch64Reg<16, "w16">, DwarfRegNum<[16]>;
+def W17 : AArch64Reg<17, "w17">, DwarfRegNum<[17]>;
+def W18 : AArch64Reg<18, "w18">, DwarfRegNum<[18]>;
+def W19 : AArch64Reg<19, "w19">, DwarfRegNum<[19]>;
+def W20 : AArch64Reg<20, "w20">, DwarfRegNum<[20]>;
+def W21 : AArch64Reg<21, "w21">, DwarfRegNum<[21]>;
+def W22 : AArch64Reg<22, "w22">, DwarfRegNum<[22]>;
+def W23 : AArch64Reg<23, "w23">, DwarfRegNum<[23]>;
+def W24 : AArch64Reg<24, "w24">, DwarfRegNum<[24]>;
+def W25 : AArch64Reg<25, "w25">, DwarfRegNum<[25]>;
+def W26 : AArch64Reg<26, "w26">, DwarfRegNum<[26]>;
+def W27 : AArch64Reg<27, "w27">, DwarfRegNum<[27]>;
+def W28 : AArch64Reg<28, "w28">, DwarfRegNum<[28]>;
+def W29 : AArch64Reg<29, "w29">, DwarfRegNum<[29]>;
+def W30 : AArch64Reg<30, "w30">, DwarfRegNum<[30]>;
+def WSP : AArch64Reg<31, "wsp">, DwarfRegNum<[31]>;
+def WZR : AArch64Reg<31, "wzr">, DwarfRegAlias<WSP>;
+
+let SubRegIndices = [sub_32] in {
+def X0 : AArch64Reg<0, "x0", [W0]>, DwarfRegAlias<W0>;
+def X1 : AArch64Reg<1, "x1", [W1]>, DwarfRegAlias<W1>;
+def X2 : AArch64Reg<2, "x2", [W2]>, DwarfRegAlias<W2>;
+def X3 : AArch64Reg<3, "x3", [W3]>, DwarfRegAlias<W3>;
+def X4 : AArch64Reg<4, "x4", [W4]>, DwarfRegAlias<W4>;
+def X5 : AArch64Reg<5, "x5", [W5]>, DwarfRegAlias<W5>;
+def X6 : AArch64Reg<6, "x6", [W6]>, DwarfRegAlias<W6>;
+def X7 : AArch64Reg<7, "x7", [W7]>, DwarfRegAlias<W7>;
+def X8 : AArch64Reg<8, "x8", [W8]>, DwarfRegAlias<W8>;
+def X9 : AArch64Reg<9, "x9", [W9]>, DwarfRegAlias<W9>;
+def X10 : AArch64Reg<10, "x10", [W10]>, DwarfRegAlias<W10>;
+def X11 : AArch64Reg<11, "x11", [W11]>, DwarfRegAlias<W11>;
+def X12 : AArch64Reg<12, "x12", [W12]>, DwarfRegAlias<W12>;
+def X13 : AArch64Reg<13, "x13", [W13]>, DwarfRegAlias<W13>;
+def X14 : AArch64Reg<14, "x14", [W14]>, DwarfRegAlias<W14>;
+def X15 : AArch64Reg<15, "x15", [W15]>, DwarfRegAlias<W15>;
+def X16 : AArch64Reg<16, "x16", [W16]>, DwarfRegAlias<W16>;
+def X17 : AArch64Reg<17, "x17", [W17]>, DwarfRegAlias<W17>;
+def X18 : AArch64Reg<18, "x18", [W18]>, DwarfRegAlias<W18>;
+def X19 : AArch64Reg<19, "x19", [W19]>, DwarfRegAlias<W19>;
+def X20 : AArch64Reg<20, "x20", [W20]>, DwarfRegAlias<W20>;
+def X21 : AArch64Reg<21, "x21", [W21]>, DwarfRegAlias<W21>;
+def X22 : AArch64Reg<22, "x22", [W22]>, DwarfRegAlias<W22>;
+def X23 : AArch64Reg<23, "x23", [W23]>, DwarfRegAlias<W23>;
+def X24 : AArch64Reg<24, "x24", [W24]>, DwarfRegAlias<W24>;
+def X25 : AArch64Reg<25, "x25", [W25]>, DwarfRegAlias<W25>;
+def X26 : AArch64Reg<26, "x26", [W26]>, DwarfRegAlias<W26>;
+def X27 : AArch64Reg<27, "x27", [W27]>, DwarfRegAlias<W27>;
+def X28 : AArch64Reg<28, "x28", [W28]>, DwarfRegAlias<W28>;
+def FP : AArch64Reg<29, "x29", [W29]>, DwarfRegAlias<W29>;
+def LR : AArch64Reg<30, "x30", [W30]>, DwarfRegAlias<W30>;
+def SP : AArch64Reg<31, "sp", [WSP]>, DwarfRegAlias<WSP>;
+def XZR : AArch64Reg<31, "xzr", [WZR]>, DwarfRegAlias<WSP>;