// Copyright (c) 1996 - 2025 kio@little-bat.de // BSD-2-Clause license // https://opensource.org/licenses/BSD-2-Clause /* z80 opcode enumerations ----------------------- used in kio's z80 engine used in kio's z80 assembler */ /* bit masks for z80 flag register: */ #define S_FLAG 0x80 #define Z_FLAG 0x40 #define H_FLAG 0x10 #define P_FLAG 0x04 #define V_FLAG 0x04 #define N_FLAG 0x02 #define C_FLAG 0x01 enum Codes { NOP, LD_BC_NN, LD_xBC_A, INC_BC, INC_B, DEC_B, LD_B_N, RLCA, EX_AF_AF, ADD_HL_BC, LD_A_xBC, DEC_BC, INC_C, DEC_C, LD_C_N, RRCA, DJNZ, LD_DE_NN, LD_xDE_A, INC_DE, INC_D, DEC_D, LD_D_N, RLA, JR, ADD_HL_DE, LD_A_xDE, DEC_DE, INC_E, DEC_E, LD_E_N, RRA, JR_NZ, LD_HL_NN, LD_xNN_HL, INC_HL, INC_H, DEC_H, LD_H_N, DAA, JR_Z, ADD_HL_HL, LD_HL_xNN, DEC_HL, INC_L, DEC_L, LD_L_N, CPL, JR_NC, LD_SP_NN, LD_xNN_A, INC_SP, INC_xHL, DEC_xHL, LD_xHL_N, SCF, JR_C, ADD_HL_SP, LD_A_xNN, DEC_SP, INC_A, DEC_A, LD_A_N, CCF, LD_B_B, LD_B_C, LD_B_D, LD_B_E, LD_B_H, LD_B_L, LD_B_xHL, LD_B_A, LD_C_B, LD_C_C, LD_C_D, LD_C_E, LD_C_H, LD_C_L, LD_C_xHL, LD_C_A, LD_D_B, LD_D_C, LD_D_D, LD_D_E, LD_D_H, LD_D_L, LD_D_xHL, LD_D_A, LD_E_B, LD_E_C, LD_E_D, LD_E_E, LD_E_H, LD_E_L, LD_E_xHL, LD_E_A, LD_H_B, LD_H_C, LD_H_D, LD_H_E, LD_H_H, LD_H_L, LD_H_xHL, LD_H_A, LD_L_B, LD_L_C, LD_L_D, LD_L_E, LD_L_H, LD_L_L, LD_L_xHL, LD_L_A, LD_xHL_B, LD_xHL_C, LD_xHL_D, LD_xHL_E, LD_xHL_H, LD_xHL_L, HALT, LD_xHL_A, LD_A_B, LD_A_C, LD_A_D, LD_A_E, LD_A_H, LD_A_L, LD_A_xHL, LD_A_A, ADD_B, ADD_C, ADD_D, ADD_E, ADD_H, ADD_L, ADD_xHL, ADD_A, ADC_B, ADC_C, ADC_D, ADC_E, ADC_H, ADC_L, ADC_xHL, ADC_A, SUB_B, SUB_C, SUB_D, SUB_E, SUB_H, SUB_L, SUB_xHL, SUB_A, SBC_B, SBC_C, SBC_D, SBC_E, SBC_H, SBC_L, SBC_xHL, SBC_A, AND_B, AND_C, AND_D, AND_E, AND_H, AND_L, AND_xHL, AND_A, XOR_B, XOR_C, XOR_D, XOR_E, XOR_H, XOR_L, XOR_xHL, XOR_A, OR_B, OR_C, OR_D, OR_E, OR_H, OR_L, OR_xHL, OR_A, CP_B, CP_C, CP_D, CP_E, CP_H, CP_L, CP_xHL, CP_A, RET_NZ, POP_BC, JP_NZ, JP, CALL_NZ, PUSH_BC, ADD_N, RST00, RET_Z, RET, JP_Z, PFX_CB, CALL_Z, CALL, ADC_N, RST08, RET_NC, POP_DE, JP_NC, OUTA, CALL_NC, PUSH_DE, SUB_N, RST10, RET_C, EXX, JP_C, INA, CALL_C, PFX_IX, SBC_N, RST18, RET_PO, POP_HL, JP_PO, EX_HL_xSP, CALL_PO, PUSH_HL, AND_N, RST20, RET_PE, JP_HL, JP_PE, EX_DE_HL, CALL_PE, PFX_ED, XOR_N, RST28, RET_P, POP_AF, JP_P, DI, CALL_P, PUSH_AF, OR_N, RST30, RET_M, LD_SP_HL, JP_M, EI, CALL_M, PFX_IY, CP_N, RST38 }; enum CodesCB { RLC_B, RLC_C, RLC_D, RLC_E, RLC_H, RLC_L, RLC_xHL, RLC_A, RRC_B, RRC_C, RRC_D, RRC_E, RRC_H, RRC_L, RRC_xHL, RRC_A, RL_B, RL_C, RL_D, RL_E, RL_H, RL_L, RL_xHL, RL_A, RR_B, RR_C, RR_D, RR_E, RR_H, RR_L, RR_xHL, RR_A, SLA_B, SLA_C, SLA_D, SLA_E, SLA_H, SLA_L, SLA_xHL, SLA_A, SRA_B, SRA_C, SRA_D, SRA_E, SRA_H, SRA_L, SRA_xHL, SRA_A, SLL_B, SLL_C, SLL_D, SLL_E, SLL_H, SLL_L, SLL_xHL, SLL_A, SRL_B, SRL_C, SRL_D, SRL_E, SRL_H, SRL_L, SRL_xHL, SRL_A, BIT0_B, BIT0_C, BIT0_D, BIT0_E, BIT0_H, BIT0_L, BIT0_xHL, BIT0_A, BIT1_B, BIT1_C, BIT1_D, BIT1_E, BIT1_H, BIT1_L, BIT1_xHL, BIT1_A, BIT2_B, BIT2_C, BIT2_D, BIT2_E, BIT2_H, BIT2_L, BIT2_xHL, BIT2_A, BIT3_B, BIT3_C, BIT3_D, BIT3_E, BIT3_H, BIT3_L, BIT3_xHL, BIT3_A, BIT4_B, BIT4_C, BIT4_D, BIT4_E, BIT4_H, BIT4_L, BIT4_xHL, BIT4_A, BIT5_B, BIT5_C, BIT5_D, BIT5_E, BIT5_H, BIT5_L, BIT5_xHL, BIT5_A, BIT6_B, BIT6_C, BIT6_D, BIT6_E, BIT6_H, BIT6_L, BIT6_xHL, BIT6_A, BIT7_B, BIT7_C, BIT7_D, BIT7_E, BIT7_H, BIT7_L, BIT7_xHL, BIT7_A, RES0_B, RES0_C, RES0_D, RES0_E, RES0_H, RES0_L, RES0_xHL, RES0_A, RES1_B, RES1_C, RES1_D, RES1_E, RES1_H, RES1_L, RES1_xHL, RES1_A, RES2_B, RES2_C, RES2_D, RES2_E, RES2_H, RES2_L, RES2_xHL, RES2_A, RES3_B, RES3_C, RES3_D, RES3_E, RES3_H, RES3_L, RES3_xHL, RES3_A, RES4_B, RES4_C, RES4_D, RES4_E, RES4_H, RES4_L, RES4_xHL, RES4_A, RES5_B, RES5_C, RES5_D, RES5_E, RES5_H, RES5_L, RES5_xHL, RES5_A, RES6_B, RES6_C, RES6_D, RES6_E, RES6_H, RES6_L, RES6_xHL, RES6_A, RES7_B, RES7_C, RES7_D, RES7_E, RES7_H, RES7_L, RES7_xHL, RES7_A, SET0_B, SET0_C, SET0_D, SET0_E, SET0_H, SET0_L, SET0_xHL, SET0_A, SET1_B, SET1_C, SET1_D, SET1_E, SET1_H, SET1_L, SET1_xHL, SET1_A, SET2_B, SET2_C, SET2_D, SET2_E, SET2_H, SET2_L, SET2_xHL, SET2_A, SET3_B, SET3_C, SET3_D, SET3_E, SET3_H, SET3_L, SET3_xHL, SET3_A, SET4_B, SET4_C, SET4_D, SET4_E, SET4_H, SET4_L, SET4_xHL, SET4_A, SET5_B, SET5_C, SET5_D, SET5_E, SET5_H, SET5_L, SET5_xHL, SET5_A, SET6_B, SET6_C, SET6_D, SET6_E, SET6_H, SET6_L, SET6_xHL, SET6_A, SET7_B, SET7_C, SET7_D, SET7_E, SET7_H, SET7_L, SET7_xHL, SET7_A }; enum CodesED { ED00, ED01, ED02, ED03, ED04, ED05, ED06, ED07, ED08, ED09, ED0A, ED0B, ED0C, ED0D, ED0E, ED0F, ED10, ED11, ED12, ED13, ED14, ED15, ED16, ED17, ED18, ED19, ED1A, ED1B, ED1C, ED1D, ED1E, ED1F, ED20, ED21, ED22, ED23, ED24, ED25, ED26, ED27, ED28, ED29, ED2A, ED2B, ED2C, ED2D, ED2E, ED2F, ED30, ED31, ED32, ED33, ED34, ED35, ED36, ED37, ED38, ED39, ED3A, ED3B, ED3C, ED3D, ED3E, ED3F, IN_B_xC, OUT_xC_B, SBC_HL_BC, LD_xNN_BC, NEG, RETN, IM_0, LD_I_A, IN_C_xC, OUT_xC_C, ADC_HL_BC, LD_BC_xNN, ED4C, RETI, ED4E, LD_R_A, IN_D_xC, OUT_xC_D, SBC_HL_DE, LD_xNN_DE, ED54, ED55, IM_1, LD_A_I, IN_E_xC, OUT_xC_E, ADC_HL_DE, LD_DE_xNN, ED5C, ED5D, IM_2, LD_A_R, IN_H_xC, OUT_xC_H, SBC_HL_HL, ED_xNN_HL, ED64, ED65, ED66, RRD, IN_L_xC, OUT_xC_L, ADC_HL_HL, ED_HL_xNN, ED6C, ED6D, ED6E, RLD, IN_F_xC, OUT_xC_0, SBC_HL_SP, LD_xNN_SP, ED74, ED75, ED76, ED77, IN_A_xC, OUT_xC_A, ADC_HL_SP, LD_SP_xNN, ED7C, ED7D, ED7E, ED7F, ED80, ED81, ED82, ED83, ED84, ED85, ED86, ED87, ED88, ED89, ED8A, ED8B, ED8C, ED8D, ED8E, ED8F, ED90, ED91, ED92, ED93, ED94, ED95, ED96, ED97, ED98, ED99, ED9A, ED9B, ED9C, ED9D, ED9E, ED9F, LDI, CPI, INI, OUTI, EDA4, EDA5, EDA6, EDA7, LDD, CPD, IND, OUTD, EDAC, EDAD, EDAE, EDAF, LDIR, CPIR, INIR, OTIR, EDB4, EDB5, EDB6, EDB7, LDDR, CPDR, INDR, OTDR, EDBC, EDBD, EDBE, EDBF, EDC0, EDC1, EDC2, EDC3, EDC4, EDC5, EDC6, EDC7, EDC8, EDC9, EDCA, EDCB, EDCC, EDCD, EDCE, EDCF, EDD0, EDD1, EDD2, EDD3, EDD4, EDD5, EDD6, EDD7, EDD8, EDD9, EDDA, EDDB, EDDC, EDDD, EDDE, EDDF, EDE0, EDE1, EDE2, EDE3, EDE4, EDE5, EDE6, EDE7, EDE8, EDE9, EDEA, EDEB, EDEC, EDED, EDEE, EDEF, EDF0, EDF1, EDF2, EDF3, EDF4, EDF5, EDF6, EDF7, EDF8, EDF9, EDFA, EDFB, EDFC, EDFD, EDFE, EDFF, // Z80180 names: // IN0_r_xN, OUT0_r_xN, TST_r // MLT_rr, TST_N, TSTIO, SLP // OTIM, OTDM, OTIMR, OTDMR IN0_B_xN = ED00, OUT0_xN_B = ED01, TST_B = ED04, IN0_C_xN = ED08, OUT0_xN_C = ED09, TST_C = ED0C, IN0_D_xN = ED10, OUT0_xN_D = ED11, TST_D = ED14, IN0_E_xN = ED18, OUT0_xN_E = ED19, TST_E = ED1C, IN0_H_xN = ED20, OUT0_xN_H = ED21, TST_H = ED24, IN0_L_xN = ED28, OUT0_xN_L = ED29, TST_L = ED2C, IN0_F_xN = ED30, TST_xHL = ED34, IN0_A_xN = ED38, OUT0_xN_A = ED39, TST_A = ED3C, MLT_BC = ED4C, MLT_DE = ED5C, MLT_HL = ED6C, MLT_SP = ED7C, TST_N = ED64, TSTIO = ED74, SLP = ED76, OTIM = ED83, OTDM = ED8B, OTIMR = ED93, OTDMR = ED9B, };