2009-04-08 21:29:36 +02:00

266 lines
4.2 KiB
C++
Executable File

#ifdef SSMP_CPP
//inc_a
case 0xbc: {
op_io();
regs.a = op_inc(regs.a);
} break;
//inc_x
case 0x3d: {
op_io();
regs.x = op_inc(regs.x);
} break;
//inc_y
case 0xfc: {
op_io();
regs.y = op_inc(regs.y);
} break;
//dec_a
case 0x9c: {
op_io();
regs.a = op_dec(regs.a);
} break;
//dec_x
case 0x1d: {
op_io();
regs.x = op_dec(regs.x);
} break;
//dec_y
case 0xdc: {
op_io();
regs.y = op_dec(regs.y);
} break;
//asl_a
case 0x1c: {
op_io();
regs.a = op_asl(regs.a);
} break;
//lsr_a
case 0x5c: {
op_io();
regs.a = op_lsr(regs.a);
} break;
//rol_a
case 0x3c: {
op_io();
regs.a = op_rol(regs.a);
} break;
//ror_a
case 0x7c: {
op_io();
regs.a = op_ror(regs.a);
} break;
//inc_dp
case 0xab: {
dp = op_readpc();
rd = op_readdp(dp);
rd = op_inc(rd);
op_writedp(dp, rd);
} break;
//dec_dp
case 0x8b: {
dp = op_readpc();
rd = op_readdp(dp);
rd = op_dec(rd);
op_writedp(dp, rd);
} break;
//asl_dp
case 0x0b: {
dp = op_readpc();
rd = op_readdp(dp);
rd = op_asl(rd);
op_writedp(dp, rd);
} break;
//lsr_dp
case 0x4b: {
dp = op_readpc();
rd = op_readdp(dp);
rd = op_lsr(rd);
op_writedp(dp, rd);
} break;
//rol_dp
case 0x2b: {
dp = op_readpc();
rd = op_readdp(dp);
rd = op_rol(rd);
op_writedp(dp, rd);
} break;
//ror_dp
case 0x6b: {
dp = op_readpc();
rd = op_readdp(dp);
rd = op_ror(rd);
op_writedp(dp, rd);
} break;
//inc_dpx
case 0xbb: {
dp = op_readpc();
op_io();
rd = op_readdp(dp + regs.x);
rd = op_inc(rd);
op_writedp(dp + regs.x, rd);
} break;
//dec_dpx
case 0x9b: {
dp = op_readpc();
op_io();
rd = op_readdp(dp + regs.x);
rd = op_dec(rd);
op_writedp(dp + regs.x, rd);
} break;
//asl_dpx
case 0x1b: {
dp = op_readpc();
op_io();
rd = op_readdp(dp + regs.x);
rd = op_asl(rd);
op_writedp(dp + regs.x, rd);
} break;
//lsr_dpx
case 0x5b: {
dp = op_readpc();
op_io();
rd = op_readdp(dp + regs.x);
rd = op_lsr(rd);
op_writedp(dp + regs.x, rd);
} break;
//rol_dpx
case 0x3b: {
dp = op_readpc();
op_io();
rd = op_readdp(dp + regs.x);
rd = op_rol(rd);
op_writedp(dp + regs.x, rd);
} break;
//ror_dpx
case 0x7b: {
dp = op_readpc();
op_io();
rd = op_readdp(dp + regs.x);
rd = op_ror(rd);
op_writedp(dp + regs.x, rd);
} break;
//inc_addr
case 0xac: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
rd = op_inc(rd);
op_writeaddr(dp, rd);
} break;
//dec_addr
case 0x8c: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
rd = op_dec(rd);
op_writeaddr(dp, rd);
} break;
//asl_addr
case 0x0c: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
rd = op_asl(rd);
op_writeaddr(dp, rd);
} break;
//lsr_addr
case 0x4c: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
rd = op_lsr(rd);
op_writeaddr(dp, rd);
} break;
//rol_addr
case 0x2c: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
rd = op_rol(rd);
op_writeaddr(dp, rd);
} break;
//ror_addr
case 0x6c: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
rd = op_ror(rd);
op_writeaddr(dp, rd);
} break;
//tset_addr_a
case 0x0e: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
regs.p.n = !!((regs.a - rd) & 0x80);
regs.p.z = ((regs.a - rd) == 0);
op_readaddr(dp);
op_writeaddr(dp, rd | regs.a);
} break;
//tclr_addr_a
case 0x4e: {
dp = op_readpc();
dp |= op_readpc() << 8;
rd = op_readaddr(dp);
regs.p.n = !!((regs.a - rd) & 0x80);
regs.p.z = ((regs.a - rd) == 0);
op_readaddr(dp);
op_writeaddr(dp, rd &~ regs.a);
} break;
//incw_dp
case 0x3a: {
dp = op_readpc();
rd = op_readdp(dp);
rd++;
op_writedp(dp++, rd);
rd += op_readdp(dp) << 8;
op_writedp(dp, rd >> 8);
regs.p.n = !!(rd & 0x8000);
regs.p.z = (rd == 0);
} break;
//decw_dp
case 0x1a: {
dp = op_readpc();
rd = op_readdp(dp);
rd--;
op_writedp(dp++, rd);
rd += op_readdp(dp) << 8;
op_writedp(dp, rd >> 8);
regs.p.n = !!(rd & 0x8000);
regs.p.z = (rd == 0);
} break;
#endif