1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
#ifndef PROCESSOR_R6502_HPP
#define PROCESSOR_R6502_HPP
namespace Processor {
//Ricoh 6502
//* Ricoh 2A03
//* Ricoh 2A07
struct R6502 {
#include "registers.hpp"
virtual uint8 op_read(uint16 addr) = 0;
virtual void op_write(uint16 addr, uint8 data) = 0;
virtual void last_cycle() = 0;
virtual void nmi(uint16& vector) = 0;
virtual uint8 debugger_read(uint16 addr) { return 0u; }
uint8 mdr() const;
void power();
void reset();
void interrupt();
void exec();
void serialize(serializer&);
//memory.cpp
uint8 op_readpc();
uint8 op_readpci();
uint8 op_readsp();
uint8 op_readzp(uint8 addr);
void op_writesp(uint8 data);
void op_writezp(uint8 addr, uint8 data);
void op_page(uint16 x, uint16 y);
void op_page_always(uint16 x, uint16 y);
//instructions.cpp
void opf_asl();
void opf_adc();
void opf_and();
void opf_bit();
void opf_cmp();
void opf_cpx();
void opf_cpy();
void opf_dec();
void opf_eor();
void opf_inc();
void opf_lda();
void opf_ldx();
void opf_ldy();
void opf_lsr();
void opf_ora();
void opf_rla();
void opf_rol();
void opf_ror();
void opf_rra();
void opf_sbc();
void opf_sla();
void opf_sra();
void opi_branch(bool condition);
void opi_clear_flag(bool& flag);
void opi_decrement(uint8& r);
void opi_increment(uint8& r);
void opi_pull(uint8& r);
void opi_push(uint8& r);
template<void (R6502::*op)()> void opi_read_absolute();
template<void (R6502::*op)()> void opi_read_absolute_x();
template<void (R6502::*op)()> void opi_read_absolute_y();
template<void (R6502::*op)()> void opi_read_immediate();
template<void (R6502::*op)()> void opi_read_indirect_zero_page_x();
template<void (R6502::*op)()> void opi_read_indirect_zero_page_y();
template<void (R6502::*op)()> void opi_read_zero_page();
template<void (R6502::*op)()> void opi_read_zero_page_x();
template<void (R6502::*op)()> void opi_read_zero_page_y();
template<void (R6502::*op)()> void opi_rmw_absolute();
template<void (R6502::*op)()> void opi_rmw_absolute_x();
template<void (R6502::*op)()> void opi_rmw_zero_page();
template<void (R6502::*op)()> void opi_rmw_zero_page_x();
void opi_set_flag(bool& flag);
template<void (R6502::*op)()> void opi_shift();
void opi_store_absolute(uint8& r);
void opi_store_absolute_x(uint8& r);
void opi_store_absolute_y(uint8& r);
void opi_store_indirect_zero_page_x(uint8& r);
void opi_store_indirect_zero_page_y(uint8& r);
void opi_store_zero_page(uint8& r);
void opi_store_zero_page_x(uint8& r);
void opi_store_zero_page_y(uint8& r);
void opi_transfer(uint8& s, uint8& d, bool flag);
void op_brk();
void op_jmp_absolute();
void op_jmp_indirect_absolute();
void op_jsr_absolute();
void op_nop();
void op_php();
void op_plp();
void op_rti();
void op_rts();
void opill_arr_immediate();
void opill_nop_absolute();
void opill_nop_absolute_x();
void opill_nop_immediate();
void opill_nop_implied();
void opill_nop_zero_page();
void opill_nop_zero_page_x();
//disassembler.cpp
string disassemble();
};
}
#endif
|
