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fbzx-wii/src/z80free/Z80free_codes.c

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First release
2012-04-07 12:33:47 +02:00
/*
* Copyright (C) 2008-2009 Sergio Costas (Raster Software Vigo)
* This file is part of Z80Free
*
* Z80Free is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Z80Free is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "Z80free.h"
int Z80free_codes (Z80FREE *processor,byte opcode) {
static byte tmp1;
static word tmp2;
switch(opcode) {
case 0: // NOP
return (4);
break;
case 1: // LD BC,nn
processor->Rm.wr.BC=Z80free_read_param_16(processor);
return (10);
break;
case 2: // LD (BC),A
Z80free_Wr(processor->Rm.wr.BC,processor->Rm.br.A);
return (7);
break;
case 3: // INC BC
processor->Rm.wr.BC=Z80free_doIncDec16(processor,processor->Rm.wr.BC,0);
return (6);
break;
case 4: // INC B
processor->Rm.br.B=Z80free_doIncDec(processor,processor->Rm.br.B,0);
return (4);
break;
case 5: // DEC B
processor->Rm.br.B=Z80free_doIncDec(processor,processor->Rm.br.B,1);
return (4);
break;
case 6: // LD B,n
processor->Rm.br.B=Z80free_read_param_8(processor);
return (7);
break;
case 7: // RLCA
processor->Rm.br.A=Z80free_doRLC(processor,0,processor->Rm.br.A);
return (4);
break;
case 8: // EX AF,AF'
tmp2=processor->Rm.wr.AF;
processor->Rm.wr.AF=processor->Ra.wr.AF;
processor->Ra.wr.AF=tmp2;
return (4);
break;
case 9: // ADD HL,BC
processor->Rm.wr.HL=Z80free_doArithmetic16(processor,processor->Rm.wr.HL,processor->Rm.wr.BC,0,0);
return (11);
break;
case 10: // LD A,(BC)
processor->Rm.br.A=Z80free_Rd(processor->Rm.wr.BC);
return (7);
break;
case 11: // DEC BC
processor->Rm.wr.BC=Z80free_doIncDec16(processor,processor->Rm.wr.BC,1);
return (6);
break;
case 12: // INC C
processor->Rm.br.C=Z80free_doIncDec(processor,processor->Rm.br.C,0);
return (4);
break;
case 13: // DEC C
processor->Rm.br.C=Z80free_doIncDec(processor,processor->Rm.br.C,1);
return (4);
break;
case 14: // LD C,n
processor->Rm.br.C=Z80free_read_param_8(processor);
return (7);
break;
case 15: // RRCA
processor->Rm.br.A=Z80free_doRRC(processor,0,processor->Rm.br.A);
return (4);
break;
case 16: // DJNZ n
tmp1=Z80free_read_param_8(processor);
processor->Rm.br.B--;
if (processor->Rm.br.B) {
Z80free_jump_relative(processor,tmp1);
return (13);
} else {
return (8);
}
break;
case 17: // LD DE,nn
processor->Rm.wr.DE=Z80free_read_param_16(processor);
return (10);
break;
case 18: // LD (DE),A
Z80free_Wr(processor->Rm.wr.DE,processor->Rm.br.A);
return (7);
break;
case 19: // INC DE
processor->Rm.wr.DE=Z80free_doIncDec16(processor,processor->Rm.wr.DE,0);
return (6);
break;
case 20: // INC D
processor->Rm.br.D=Z80free_doIncDec(processor,processor->Rm.br.D,0);
return (4);
break;
case 21: // DEC D
processor->Rm.br.D=Z80free_doIncDec(processor,processor->Rm.br.D,1);
return (4);
break;
case 22: // LD D,n
processor->Rm.br.D=Z80free_read_param_8(processor);
return (7);
break;
case 23: // RLA
processor->Rm.br.A=Z80free_doRL(processor,0,processor->Rm.br.A);
return (4);
break;
case 24: // JR n
tmp1=Z80free_read_param_8(processor);
Z80free_jump_relative(processor,tmp1);
return (12);
break;
case 25: // ADD HL,DE
processor->Rm.wr.HL=Z80free_doArithmetic16(processor,processor->Rm.wr.HL,processor->Rm.wr.DE,0,0);
return (11);
break;
case 26: // LD A,(DE)
processor->Rm.br.A=Z80free_Rd(processor->Rm.wr.DE);
return (7);
break;
case 27: // DEC DE
processor->Rm.wr.DE=Z80free_doIncDec16(processor,processor->Rm.wr.DE,1);
return (6);
break;
case 28: // INC E
processor->Rm.br.E=Z80free_doIncDec(processor,processor->Rm.br.E,0);
return (4);
break;
case 29: // DEC E
processor->Rm.br.E=Z80free_doIncDec(processor,processor->Rm.br.E,1);
return (4);
break;
case 30: // LD E,n
processor->Rm.br.E=Z80free_read_param_8(processor);
return (7);
break;
case 31: // RRA
processor->Rm.br.A=Z80free_doRR(processor,0,processor->Rm.br.A);
return (4);
break;
case 32: // JR NZ,n
tmp1=Z80free_read_param_8(processor);
if (0==(F_Z&processor->Rm.br.F)) {
Z80free_jump_relative(processor,tmp1);
return (12);
} else {
return (7);
}
break;
case 33: // LD HL,nn
processor->Rm.wr.HL=Z80free_read_param_16(processor);
return (10);
break;
case 34: // LD (nn),HL
Z80free_write16(Z80free_read_param_16(processor),processor->Rm.wr.HL);
return (16);
break;
case 35: // INC HL
processor->Rm.wr.HL=Z80free_doIncDec16(processor,processor->Rm.wr.HL,0);
return (6);
break;
case 36: // INC H
processor->Rm.br.H=Z80free_doIncDec(processor,processor->Rm.br.H,0);
return (4);
break;
case 37: // DEC H
processor->Rm.br.H=Z80free_doIncDec(processor,processor->Rm.br.H,1);
return (4);
break;
case 38: // LD H,n
processor->Rm.br.H=Z80free_read_param_8(processor);
return (7);
break;
case 39: // DAA
Z80free_doDAA(processor);
return (4);
break;
case 40: // JR Z,n
tmp1=Z80free_read_param_8(processor);
if (F_Z&processor->Rm.br.F) {
Z80free_jump_relative(processor,tmp1);
return (12);
} else {
return (7);
}
break;
case 41: // ADD HL,HL
processor->Rm.wr.HL=Z80free_doArithmetic16(processor,processor->Rm.wr.HL,processor->Rm.wr.HL,0,0);
return (11);
break;
case 42: // LD HL,(nn)
processor->Rm.wr.HL=Z80free_read16(Z80free_read_param_16(processor));
return (16);
break;
case 43: // DEC HL
processor->Rm.wr.HL=Z80free_doIncDec16(processor,processor->Rm.wr.HL,1);
return (6);
break;
case 44: // INC L
processor->Rm.br.L=Z80free_doIncDec(processor,processor->Rm.br.L,0);
return (4);
break;
case 45: // DEC L
processor->Rm.br.L=Z80free_doIncDec(processor,processor->Rm.br.L,1);
return (4);
break;
case 46: // LD L,n
processor->Rm.br.L=Z80free_read_param_8(processor);
return (7);
break;
case 47: // CPL
processor->Rm.br.A=255-processor->Rm.br.A;
Z80free_adjustFlags(processor,processor->Rm.br.A);
Z80free_setFlag(processor,F_H);
Z80free_setFlag(processor,F_N);
return (4);
break;
case 48: // JR NC,n
tmp1=Z80free_read_param_8(processor);
if (0==(F_C&processor->Rm.br.F)) {
Z80free_jump_relative(processor,tmp1);
return (12);
} else {
return (7);
}
break;
case 49: // LD SP,nn
processor->Rm.wr.SP=Z80free_read_param_16(processor);
return (10);
break;
case 50: // LD (nn),A
Z80free_Wr(Z80free_read_param_16(processor),processor->Rm.br.A);
return (13);
break;
case 51: // INC SP
processor->Rm.wr.SP=Z80free_doIncDec16(processor,processor->Rm.wr.SP,0);
return (6);
break;
case 52: // INC b(HL)
Z80free_Wr(processor->Rm.wr.HL,Z80free_doIncDec(processor,Z80free_Rd(processor->Rm.wr.HL),0));
return (11);
break;
case 53: // DEC b(HL)
Z80free_Wr(processor->Rm.wr.HL,Z80free_doIncDec(processor,Z80free_Rd(processor->Rm.wr.HL),1));
return (11);
break;
case 54: // LD (HL),n
Z80free_Wr(processor->Rm.wr.HL,Z80free_read_param_8(processor));
return (10);
break;
case 55: // SCF
Z80free_setFlag(processor,F_C);
Z80free_resFlag(processor,F_H);
Z80free_resFlag(processor,F_N);
Z80free_adjustFlags(processor,processor->Rm.br.A);
return (4);
break;
case 56: // JR CF,n
tmp1=Z80free_read_param_8(processor);
if (F_C&processor->Rm.br.F) {
Z80free_jump_relative(processor,tmp1);
return (12);
} else {
return (7);
}
break;
case 57: // ADD HL,SP
processor->Rm.wr.HL=Z80free_doArithmetic16(processor,processor->Rm.wr.HL,processor->Rm.wr.SP,0,0);
return (11);
break;
case 58: // LD A,(nn)
processor->Rm.br.A=Z80free_Rd(Z80free_read_param_16(processor));
return (13);
break;
case 59: // DEC SP
processor->Rm.wr.SP=Z80free_doIncDec16(processor,processor->Rm.wr.SP,1);
return (6);
break;
case 60: // INC A
processor->Rm.br.A=Z80free_doIncDec(processor,processor->Rm.br.A,0);
return (4);
break;
case 61: // DEC A
processor->Rm.br.A=Z80free_doIncDec(processor,processor->Rm.br.A,1);
return (4);
break;
case 62: // LD A,n
processor->Rm.br.A=Z80free_read_param_8(processor);
return (7);
break;
case 63: // CCF
Fixed Flag emulation for some opcodes: RRD, RLD, DAA, CCF (bit 3,5) BIT n, (IX/IY + d) (bit 3,5) IN BC, r (bit 3,5) INI, OUTI, IND, OUTD (all flag bits) CPIR, CPDR (bit 3,5) INIR, OTIR, INDR, OTDR (all flag bits)
2012-06-09 08:37:22 +02:00
Z80free_valFlag(processor,F_H,(processor->Rm.br.F)&F_C);
First release
2012-04-07 12:33:47 +02:00
Z80free_valFlag(processor,F_C,(~processor->Rm.br.F)&F_C);
Z80free_resFlag(processor,F_N);
Z80free_adjustFlags(processor,processor->Rm.br.A);
return (4);
break;
case 64: // LD B,B
processor->Rm.br.B=processor->Rm.br.B;
return (4);
break;
case 65: // LD B,C
processor->Rm.br.B=processor->Rm.br.C;
return (4);
break;
case 66: // LD B,D
processor->Rm.br.B=processor->Rm.br.D;
return (4);
break;
case 67: // LD B,E
processor->Rm.br.B=processor->Rm.br.E;
return (4);
break;
case 68: // LD B,H
processor->Rm.br.B=processor->Rm.br.H;
return (4);
break;
case 69: // LD B,L
processor->Rm.br.B=processor->Rm.br.L;
return (4);
break;
case 70: // LD B,(HL)
processor->Rm.br.B=Z80free_Rd(processor->Rm.wr.HL);
return (7);
break;
case 71: // LD B,A
processor->Rm.br.B=processor->Rm.br.A;
return (4);
break;
case 72: // LD C,B
processor->Rm.br.C=processor->Rm.br.B;
return (4);
break;
case 73: // LD C,C
processor->Rm.br.C=processor->Rm.br.C;
return (4);
break;
case 74: // LD C,D
processor->Rm.br.C=processor->Rm.br.D;
return (4);
break;
case 75: // LD C,E
processor->Rm.br.C=processor->Rm.br.E;
return (4);
break;
case 76: // LD C,H
processor->Rm.br.C=processor->Rm.br.H;
return (4);
break;
case 77: // LD C,L
processor->Rm.br.C=processor->Rm.br.L;
return (4);
break;
case 78: // LD C,(HL)
processor->Rm.br.C=Z80free_Rd(processor->Rm.wr.HL);
return (7);
break;
case 79: // LD C,A
processor->Rm.br.C=processor->Rm.br.A;
return (4);
break;
case 80: // LD D,B
processor->Rm.br.D=processor->Rm.br.B;
return (4);
break;
case 81: // LD D,C
processor->Rm.br.D=processor->Rm.br.C;
return (4);
break;
case 82: // LD D,D
processor->Rm.br.D=processor->Rm.br.D;
return (4);
break;
case 83: // LD D,E
processor->Rm.br.D=processor->Rm.br.E;
return (4);
break;
case 84: // LD D,H
processor->Rm.br.D=processor->Rm.br.H;
return (4);
break;
case 85: // LD D,L
processor->Rm.br.D=processor->Rm.br.L;
return (4);
break;
case 86: // LD D,(HL)
processor->Rm.br.D=Z80free_Rd(processor->Rm.wr.HL);
return (7);
break;
case 87: // LD D,A
processor->Rm.br.D=processor->Rm.br.A;
return (4);
break;
case 88: // LD E,B
processor->Rm.br.E=processor->Rm.br.B;
return (4);
break;
case 89: // LD E,C
processor->Rm.br.E=processor->Rm.br.C;
return (4);
break;
case 90: // LD E,D
processor->Rm.br.E=processor->Rm.br.D;
return (4);
break;
case 91: // LD E,E
processor->Rm.br.E=processor->Rm.br.E;
return (4);
break;
case 92: // LD E,H
processor->Rm.br.E=processor->Rm.br.H;
return (4);
break;
case 93: // LD E,L
processor->Rm.br.E=processor->Rm.br.L;
return (4);
break;
case 94: // LD E,(HL)
processor->Rm.br.E=Z80free_Rd(processor->Rm.wr.HL);
return (7);
break;
case 95: // LD E,A
processor->Rm.br.E=processor->Rm.br.A;
return (4);
break;
case 96: // LD H,B
processor->Rm.br.H=processor->Rm.br.B;
return (4);
break;
case 97: // LD H,C
processor->Rm.br.H=processor->Rm.br.C;
return (4);
break;
case 98: // LD H,D
processor->Rm.br.H=processor->Rm.br.D;
return (4);
break;
case 99: // LD H,E
processor->Rm.br.H=processor->Rm.br.E;
return (4);
break;
case 100: // LD H,H
processor->Rm.br.H=processor->Rm.br.H;
return (4);
break;
case 101: // LD H,L
processor->Rm.br.H=processor->Rm.br.L;
return (4);
break;
case 102: // LD H,(HL)
processor->Rm.br.H=Z80free_Rd(processor->Rm.wr.HL);
return (7);
break;
case 103: // LD H,A
processor->Rm.br.H=processor->Rm.br.A;
return (4);
break;
case 104: // LD L,B
processor->Rm.br.L=processor->Rm.br.B;
return (4);
break;
case 105: // LD L,C
processor->Rm.br.L=processor->Rm.br.C;
return (4);
break;
case 106: // LD L,D
processor->Rm.br.L=processor->Rm.br.D;
return (4);
break;
case 107: // LD L,E
processor->Rm.br.L=processor->Rm.br.E;
return (4);
break;
case 108: // LD L,H
processor->Rm.br.L=processor->Rm.br.H;
return (4);
break;
case 109: // LD L,L
processor->Rm.br.L=processor->Rm.br.L;
return (4);
break;
case 110: // LD L,(HL)
processor->Rm.br.L=Z80free_Rd(processor->Rm.wr.HL);
return (7);
break;
case 111: // LD L,A
processor->Rm.br.L=processor->Rm.br.A;
return (4);
break;
case 112: // LD (HL),B
Z80free_Wr(processor->Rm.wr.HL,processor->Rm.br.B);
return (7);
break;
case 113: // LD (HL),C
Z80free_Wr(processor->Rm.wr.HL,processor->Rm.br.C);
return (7);
break;
case 114: // LD (HL),D
Z80free_Wr(processor->Rm.wr.HL,processor->Rm.br.D);
return (7);
break;
case 115: // LD (HL),E
Z80free_Wr(processor->Rm.wr.HL,processor->Rm.br.E);
return (7);
break;
case 116: // LD (HL),H
Z80free_Wr(processor->Rm.wr.HL,processor->Rm.br.H);
return (7);
break;
case 117: // LD (HL),L
Z80free_Wr(processor->Rm.wr.HL,processor->Rm.br.L);
return (7);
break;
case 118: // HALT
processor->PC--;
processor->HALT=1;
return (4);
break;
case 119: // LD (HL),A
Z80free_Wr(processor->Rm.wr.HL,processor->Rm.br.A);
return (7);
break;
case 120: // LD A,B
processor->Rm.br.A=processor->Rm.br.B;
return (4);
break;
case 121: // LD A,C
processor->Rm.br.A=processor->Rm.br.C;
return (4);
break;
case 122: // LD A,D
processor->Rm.br.A=processor->Rm.br.D;
return (4);
break;
case 123: // LD A,E
processor->Rm.br.A=processor->Rm.br.E;
return (4);
break;
case 124: // LD A,H
processor->Rm.br.A=processor->Rm.br.H;
return (4);
break;
case 125: // LD A,L
processor->Rm.br.A=processor->Rm.br.L;
return (4);
break;
case 126: // LD A,(HL)
processor->Rm.br.A=Z80free_Rd(processor->Rm.wr.HL);
return (7);
break;
case 127: // LD A,A
processor->Rm.br.A=processor->Rm.br.A;
return (4);
break;
case 128: // ADD A,B
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.B,0,0);
return (4);
break;
case 129: // ADD A,C
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.C,0,0);
return (4);
break;
case 130: // ADD A,D
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.D,0,0);
return (4);
break;
case 131: // ADD A,E
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.E,0,0);
return (4);
break;
case 132: // ADD A,H
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.H,0,0);
return (4);
break;
case 133: // ADD A,L
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.L,0,0);
return (4);
break;
case 134: // ADD A,(HL)
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_Rd(processor->Rm.wr.HL),0,0);
return (7);
break;
case 135: // ADD A,A
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.A,0,0);
return (4);
break;
case 136: // ADC A,B
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.B,1,0);
return (4);
break;
case 137: // ADC A,C
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.C,1,0);
return (4);
break;
case 138: // ADC A,D
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.D,1,0);
return (4);
break;
case 139: // ADC A,E
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.E,1,0);
return (4);
break;
case 140: // ADC A,H
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.H,1,0);
return (4);
break;
case 141: // ADC A,L
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.L,1,0);
return (4);
break;
case 142: // ADC A,(HL)
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_Rd(processor->Rm.wr.HL),1,0);
return (7);
break;
case 143: // ADC A,A
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.A,1,0);
return (4);
break;
case 144: // SUB B
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.B,0,1);
return (4);
break;
case 145: // SUB C
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.C,0,1);
return (4);
break;
case 146: // SUB D
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.D,0,1);
return (4);
break;
case 147: // SUB E
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.E,0,1);
return (4);
break;
case 148: // SUB H
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.H,0,1);
return (4);
break;
case 149: // SUB L
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.L,0,1);
return (4);
break;
case 150: // SUB b(HL)
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_Rd(processor->Rm.wr.HL),0,1);
return (7);
break;
case 151: // SUB A
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.A,0,1);
return (4);
break;
case 152: // SBC A,B
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.B,1,1);
return (4);
break;
case 153: // SBC A,C
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.C,1,1);
return (4);
break;
case 154: // SBC A,D
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.D,1,1);
return (4);
break;
case 155: // SBC A,E
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.E,1,1);
return (4);
break;
case 156: // SBC A,H
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.H,1,1);
return (4);
break;
case 157: // SBC A,L
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.L,1,1);
return (4);
break;
case 158: // SBC A,(HL)
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_Rd(processor->Rm.wr.HL),1,1);
return (7);
break;
case 159: // SBC A,A
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,processor->Rm.br.A,1,1);
return (4);
break;
case 160: // AND B
Z80free_doAND(processor,processor->Rm.br.B);
return (4);
break;
case 161: // AND C
Z80free_doAND(processor,processor->Rm.br.C);
return (4);
break;
case 162: // AND D
Z80free_doAND(processor,processor->Rm.br.D);
return (4);
break;
case 163: // AND E
Z80free_doAND(processor,processor->Rm.br.E);
return (4);
break;
case 164: // AND H
Z80free_doAND(processor,processor->Rm.br.H);
return (4);
break;
case 165: // AND L
Z80free_doAND(processor,processor->Rm.br.L);
return (4);
break;
case 166: // AND b(HL)
Z80free_doAND(processor,Z80free_Rd(processor->Rm.wr.HL));
return (7);
break;
case 167: // AND A
Z80free_doAND(processor,processor->Rm.br.A);
return (4);
break;
case 168: // XOR B
Z80free_doXOR(processor,processor->Rm.br.B);
return (4);
break;
case 169: // XOR C
Z80free_doXOR(processor,processor->Rm.br.C);
return (4);
break;
case 170: // XOR D
Z80free_doXOR(processor,processor->Rm.br.D);
return (4);
break;
case 171: // XOR E
Z80free_doXOR(processor,processor->Rm.br.E);
return (4);
break;
case 172: // XOR H
Z80free_doXOR(processor,processor->Rm.br.H);
return (4);
break;
case 173: // XOR L
Z80free_doXOR(processor,processor->Rm.br.L);
return (4);
break;
case 174: // XOR b(HL)
Z80free_doXOR(processor,Z80free_Rd(processor->Rm.wr.HL));
return (7);
break;
case 175: // XOR A
Z80free_doXOR(processor,processor->Rm.br.A);
return (4);
break;
case 176: // OR B
Z80free_doOR(processor,processor->Rm.br.B);
return (4);
break;
case 177: // OR C
Z80free_doOR(processor,processor->Rm.br.C);
return (4);
break;
case 178: // OR D
Z80free_doOR(processor,processor->Rm.br.D);
return (4);
break;
case 179: // OR E
Z80free_doOR(processor,processor->Rm.br.E);
return (4);
break;
case 180: // OR H
Z80free_doOR(processor,processor->Rm.br.H);
return (4);
break;
case 181: // OR L
Z80free_doOR(processor,processor->Rm.br.L);
return (4);
break;
case 182: // OR b(HL)
Z80free_doOR(processor,Z80free_Rd(processor->Rm.wr.HL));
return (7);
break;
case 183: // OR A
Z80free_doOR(processor,processor->Rm.br.A);
return (4);
break;
case 184: // CP B
tmp1=processor->Rm.br.B;
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (4);
break;
case 185: // CP C
tmp1=processor->Rm.br.C;
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (4);
break;
case 186: // CP D
tmp1=processor->Rm.br.D;
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (4);
break;
case 187: // CP E
tmp1=processor->Rm.br.E;
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (4);
break;
case 188: // CP H
tmp1=processor->Rm.br.H;
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (4);
break;
case 189: // CP L
tmp1=processor->Rm.br.L;
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (4);
break;
case 190: // CP b(HL)
tmp1=Z80free_Rd(processor->Rm.wr.HL);
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (7);
break;
case 191: // CP A
tmp1=processor->Rm.br.A;
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (4);
break;
case 192: // RET NZ
if (0==(F_Z&processor->Rm.br.F)) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 193: // POP BC
processor->Rm.wr.BC=Z80free_doPop(processor);
return (10);
break;
case 194: // JP NZ,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_Z&processor->Rm.br.F)) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 195: // JP nn
tmp2=Z80free_read_param_16(processor);
processor->PC=tmp2;
return (10);
break;
case 196: // CALL NZ,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_Z&processor->Rm.br.F)) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 197: // PUSH BC
Z80free_doPush(processor,processor->Rm.wr.BC);
return (11);
break;
case 198: // ADD A,n
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_read_param_8(processor),0,0);
return (7);
break;
case 199: // RST 0H
Z80free_doPush(processor,processor->PC);
processor->PC=0;
return (11);
break;
case 200: // RET Z
if (F_Z&processor->Rm.br.F) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 201: // RET
processor->PC=Z80free_doPop(processor);
return (10);
break;
case 202: // JP Z,nn
tmp2=Z80free_read_param_16(processor);
if (F_Z&processor->Rm.br.F) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 204: // CALL Z,nn
tmp2=Z80free_read_param_16(processor);
if (F_Z&processor->Rm.br.F) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 205: // CALL nn
tmp2=Z80free_read_param_16(processor);
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
break;
case 206: // ADC A,n
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_read_param_8(processor),1,0);
return (7);
break;
case 207: // RST 8H
Z80free_doPush(processor,processor->PC);
processor->PC=8;
return (11);
break;
case 208: // RET NC
if (0==(F_C&processor->Rm.br.F)) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 209: // POP DE
processor->Rm.wr.DE=Z80free_doPop(processor);
return (10);
break;
case 210: // JP NC,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_C&processor->Rm.br.F)) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 211: // OUT n,A
tmp1=processor->Rm.br.A;
tmp2=((word)tmp1)<<8;
Z80free_Out(tmp2+((word)Z80free_read_param_8(processor)),tmp1);
return (11);
break;
case 212: // CALL NC,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_C&processor->Rm.br.F)) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 213: // PUSH DE
Z80free_doPush(processor,processor->Rm.wr.DE);
return (11);
break;
case 214: // SUB n
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_read_param_8(processor),0,1);
return (7);
break;
case 215: // RST 10H
Z80free_doPush(processor,processor->PC);
processor->PC=16;
return (11);
break;
case 216: // RET CF
if (F_C&processor->Rm.br.F) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 217: // EXX
tmp2=processor->Rm.wr.BC;
processor->Rm.wr.BC=processor->Ra.wr.BC;
processor->Ra.wr.BC=tmp2;
tmp2=processor->Rm.wr.DE;
processor->Rm.wr.DE=processor->Ra.wr.DE;
processor->Ra.wr.DE=tmp2;
tmp2=processor->Rm.wr.HL;
processor->Rm.wr.HL=processor->Ra.wr.HL;
processor->Ra.wr.HL=tmp2;
return (4);
break;
case 218: // JP CF,nn
tmp2=Z80free_read_param_16(processor);
if (F_C&processor->Rm.br.F) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 219: // IN A,n
tmp2=((word)processor->Rm.br.A)<<8;
processor->Rm.br.A=Z80free_In(tmp2+((word)Z80free_read_param_8(processor)));
return (11);
break;
case 220: // CALL CF,nn
tmp2=Z80free_read_param_16(processor);
if (F_C&processor->Rm.br.F) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 222: // SBC A,n
processor->Rm.br.A=Z80free_doArithmetic(processor,processor->Rm.br.A,Z80free_read_param_8(processor),1,1);
return (7);
break;
case 223: // RST 18H
Z80free_doPush(processor,processor->PC);
processor->PC=24;
return (11);
break;
case 224: // RET PO
if (0==(F_PV&processor->Rm.br.F)) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 225: // POP HL
processor->Rm.wr.HL=Z80free_doPop(processor);
return (10);
break;
case 226: // JP PO,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_PV&processor->Rm.br.F)) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 227: // EX (SP),HL
tmp2=Z80free_read16(processor->Rm.wr.SP);
Z80free_write16(processor->Rm.wr.SP,processor->Rm.wr.HL);
processor->Rm.wr.HL=tmp2;
return (19);
break;
case 228: // CALL PO,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_PV&processor->Rm.br.F)) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 229: // PUSH HL
Z80free_doPush(processor,processor->Rm.wr.HL);
return (11);
break;
case 230: // AND n
Z80free_doAND(processor,Z80free_read_param_8(processor));
return (7);
break;
case 231: // RST 20H
Z80free_doPush(processor,processor->PC);
processor->PC=32;
return (11);
break;
case 232: // RET PE
if (F_PV&processor->Rm.br.F) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 233: // JP HL
tmp2=processor->Rm.wr.HL;
processor->PC=tmp2;
return (4);
break;
case 234: // JP PE,nn
tmp2=Z80free_read_param_16(processor);
if (F_PV&processor->Rm.br.F) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 235: // EX DE,HL
tmp2=processor->Rm.wr.DE;
processor->Rm.wr.DE=processor->Rm.wr.HL;
processor->Rm.wr.HL=tmp2;
return (4);
break;
case 236: // CALL PE,nn
tmp2=Z80free_read_param_16(processor);
if (F_PV&processor->Rm.br.F) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 238: // XOR n
Z80free_doXOR(processor,Z80free_read_param_8(processor));
return (7);
break;
case 239: // RST 28H
Z80free_doPush(processor,processor->PC);
processor->PC=40;
return (11);
break;
case 240: // RET P
if (0==(F_S&processor->Rm.br.F)) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 241: // POP AF
processor->Rm.wr.AF=Z80free_doPop(processor);
return (10);
break;
case 242: // JP P,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_S&processor->Rm.br.F)) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 243: // DI
processor->IFF1=0;
processor->IFF2=0;
return (4);
break;
case 244: // CALL P,nn
tmp2=Z80free_read_param_16(processor);
if (0==(F_S&processor->Rm.br.F)) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 245: // PUSH AF
Z80free_doPush(processor,processor->Rm.wr.AF);
return (11);
break;
case 246: // OR n
Z80free_doOR(processor,Z80free_read_param_8(processor));
return (7);
break;
case 247: // RST 30H
Z80free_doPush(processor,processor->PC);
processor->PC=48;
return (11);
break;
case 248: // RET M
if (F_S&processor->Rm.br.F) {
processor->PC=Z80free_doPop(processor);
return (11);
} else {
return (5);
}
break;
case 249: // LD SP,HL
processor->Rm.wr.SP=processor->Rm.wr.HL;
return (6);
break;
case 250: // JP M,nn
tmp2=Z80free_read_param_16(processor);
if (F_S&processor->Rm.br.F) {
processor->PC=tmp2;
return (10);
} else {
return (10);
}
break;
case 251: // EI
processor->IFF1=2; /* this allows to delay one instruction the interrupts*/
processor->IFF2=1;
return (4);
break;
case 252: // CALL M,nn
tmp2=Z80free_read_param_16(processor);
if (F_S&processor->Rm.br.F) {
Z80free_doPush(processor,processor->PC);
processor->PC=tmp2;
return (17);
} else {
return (10);
}
break;
case 254: // CP n
tmp1=Z80free_read_param_8(processor);
Z80free_doArithmetic(processor,processor->Rm.br.A,tmp1,0,1);
Z80free_adjustFlags(processor,tmp1);
return (7);
break;
case 255: // RST 38H
Z80free_doPush(processor,processor->PC);
processor->PC=56;
return (11);
break;
}
return -1;
}
Reference in New Issue Copy Permalink