mirror of
https://github.com/trudnai/Steve2.git
synced 2025-01-21 21:32:51 +00:00
- Disassembler
- HiRes graphics
This commit is contained in:
Tamas Rudnai
parent
8f914756eb
commit
1e455a011e
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@ -194,8 +199,9 @@
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children = (
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32439F7522ECD8AD0077AAE0 /* instructions */,
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28
A2Mac/6502.c
28
A2Mac/6502.c
@ -20,7 +20,6 @@
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#endif
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#include "common.h"
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#include "Apple2_mmio.h"
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#define SOFTRESET_VECTOR 0x3F2
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@ -47,6 +46,13 @@ INLINE unsigned long long rdtsc(void)
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}
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m6502_t m6502 = { 0, 0, 0, 0, 0, 0, 0, NO_DEBUG, HLT };
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disassembly_t disassembly;
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#include "disassembler.h"
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#include "Apple2_mmio.h"
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/**
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Instruction Implementations
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@ -56,12 +62,9 @@ INLINE unsigned long long rdtsc(void)
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**/
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#include "6502_instructions.h"
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/////
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unsigned long long int clktime = 0;
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m6502_t m6502 = { 0, 0, 0, 0, 0, 0, 0, HLT };
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INLINE int m6502_Step() {
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@ -274,8 +277,11 @@ INLINE int m6502_Step() {
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break;
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}
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#endif
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disNewInstruction();
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switch ( fetch() ) {
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case 0x00: BRK(); return 2; // BRK
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case 0x00: BRK(); return 7; // BRK
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case 0x01: ORA( src_X_ind() ); return 6; // ORA X,ind
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// case 0x02: // t jams
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// case 0x03: // SLO* (undocumented)
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@ -387,7 +393,7 @@ INLINE int m6502_Step() {
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case 0x6D: ADC( src_abs() ); return 4; // ADC abs
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case 0x6E: ROR( dest_abs() ); return 6; // ROR abs
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// case 0x6F: RRA abs 6
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case 0x70: BVS( rel_addr() ); break; // BVS rel
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case 0x70: BVS( rel_addr() ); return 2; // BVS rel
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case 0x71: ADC( src_ind_Y() ); return 5; // ADC ind,Y
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// case 0x72:
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// case 0x73:
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@ -523,7 +529,7 @@ INLINE int m6502_Step() {
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case 0xF5: SBC( src_zp_X() ); return 4; // SBC zpg,X
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case 0xF6: INC( dest_zp_X() ); return 6; // INC zpg,X
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// case 0xF7:
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case 0xF8: SED(); break; // SED
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case 0xF8: SED(); return 2; // SED
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case 0xF9: SBC( src_abs_Y() ); return 4; // SBC abs,Y
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// case 0xFA:
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// case 0xFB:
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@ -538,7 +544,7 @@ INLINE int m6502_Step() {
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}
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// } // fetch16
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return 4;
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return 2;
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}
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unsigned long long ee = 0;
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@ -594,7 +600,8 @@ void m6502_Run() {
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dbgPrintf("%llu %04X: ", clktime, m6502.PC);
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clktime += clk = m6502_Step();
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printDisassembly();
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dbgPrintf("\nA:%02X X:%02X Y:%02X SP:%02X %c%c%c%c%c%c%c%c\n",
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m6502.A,
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m6502.X,
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@ -796,8 +803,7 @@ void m6502_Reset() {
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// memcpy( RAM + 0x1000, counter_fast, sizeof(counter));
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// m6502.pc = 0x1000;
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// m6502.PC = 0x1000;
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}
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23
A2Mac/6502.h
23
A2Mac/6502.h
@ -12,7 +12,8 @@
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#import "stdint.h"
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#ifdef DEBUG
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#define dbgPrintf(format, ...) printf (format, ## __VA_ARGS__)
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//#define dbgPrintf(format, ...) printf (format, ## __VA_ARGS__)
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#define dbgPrintf(format, ...)
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#define dbgPrintf2(format, ...) printf (format, ## __VA_ARGS__)
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#else
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#define dbgPrintf(format, ...)
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@ -27,6 +28,13 @@ typedef enum {
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SOFTRESET,
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} interrupt_t;
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typedef enum {
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NO_DEBUG,
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DISASSEMBLY,
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DEBUGBRK,
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STEPBYSTEP,
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} debugLevel_t;
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typedef struct m6502_s {
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uint8_t A; // Accumulator
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uint8_t X; // X index register
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@ -55,6 +63,7 @@ typedef struct m6502_s {
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uint16_t PC; // Program Counter
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uint8_t SP; // Stack Pointer ( stack addr = 0x01 + sp )
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unsigned clk; // Clock Counter
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debugLevel_t dbgLevel; // 0: No Debug, 1: Disassembly Only, 2: Run till BRK, 3: StepByStep
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union {
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unsigned int IF; // interrut flag
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@ -63,14 +72,26 @@ typedef struct m6502_s {
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} m6502_t;
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typedef struct disassembly_s {
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char codeAddr[5]; // 4 digits + \0
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char hex[4 * 3 + 1]; // max 4 bytes * (2 digits + 1 space) + \0
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char * pHex;
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char inst[6 + 1]; // 3 char (unknown instr? -- give it 6 chars) + \0
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char addr[4 + 2 + 1 + 1 + 1]; // 4 digits + 2 brackets + 1 comma + 1 index + \0
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char comment[256]; // to be able to add some comments
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} disassembly_t;
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extern m6502_t m6502;
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extern uint8_t RAM[ 64 * 1024 ];
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extern double mips;
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extern double mhz;
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extern const unsigned int fps;
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extern void tst6502();
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extern void m6502_Reset();
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extern void m6502_Run();
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extern void kbdInput ( uint8_t code );
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#endif /* __6502_H__ */
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@ -75,11 +75,12 @@ INLINE uint8_t ioRead( uint16_t addr ) {
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// printf("mmio read:%04X\n", addr);
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switch (addr) {
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case io_KBD:
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// if ( RAM[io_KBD] > 0x7F ) printf("io_KBD:%04X\n", addr);
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return RAM[io_KBD];
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case io_KBDSTRB:
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// TODO: This is very slow!
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dbgPrintf("io_KBDSTRB\n");
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// printf("io_KBDSTRB\n");
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return RAM[io_KBD] &= 0x7F;
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default:
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@ -88,7 +89,33 @@ INLINE uint8_t ioRead( uint16_t addr ) {
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return 0;
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}
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INLINE void ioWrite( uint16_t addr ) {
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void kbdInput ( uint8_t code ) {
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// printf("kbdInput: %02X ('%c')\n", code, isprint(code) ? code : ' ');
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switch ( code ) {
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// case '\n':
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// code = 0x0D;
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// break;
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//
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case 0x7F: // BackSlash
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code = 0x08;
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break;
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default:
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break;
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}
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code |= 0x80;
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while ( RAM[io_KBD] > 0x7F ) {
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usleep(10);
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}
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RAM[io_KBD] = code;
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}
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INLINE void ioWrite( uint16_t addr, uint8_t val ) {
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// printf("mmio:%04X\n", addr);
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switch (addr) {
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case io_KBD:
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@ -133,7 +160,7 @@ INLINE uint8_t memread( uint16_t addr ) {
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// }
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if ( (addr >= 0xC000) && (addr < 0xD000) ) {
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ioRead(addr);
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return ioRead(addr);
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}
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return RAM[ addr ];
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@ -195,7 +222,7 @@ static void memwrite( uint16_t addr, uint8_t byte ) {
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increase pc by one
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**/
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INLINE uint8_t fetch() {
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dbgPrintf("%02X ", RAM[m6502.PC]);
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disHexB( disassembly.pHex, RAM[m6502.PC] );
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return memread( m6502.PC++ );
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}
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@ -204,9 +231,9 @@ INLINE uint8_t fetch() {
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increase pc by one
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**/
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INLINE uint16_t fetch16() {
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dbgPrintf("%04X ", memread16(m6502.PC));
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uint16_t word = memread16( m6502.PC );
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m6502.PC += 2;
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disHexW( disassembly.pHex, word );
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return word;
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}
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@ -216,6 +243,7 @@ INLINE uint16_t fetch16() {
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**/
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INLINE uint16_t addr_abs() {
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dbgPrintf("abs:%04X(%02X) ", *((uint16_t*)&RAM[m6502.PC]), RAM[*((uint16_t*)&RAM[m6502.PC])]);
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disPrintf(disassembly.addr, "$%04X", memread16(m6502.PC))
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return fetch16();
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}
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INLINE uint8_t src_abs() {
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@ -227,12 +255,15 @@ INLINE uint8_t * dest_abs() {
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INLINE int8_t rel_addr() {
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disPrintf(disassembly.addr, "$%04X", m6502.PC + 1 + (int)memread8(m6502.PC))
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return fetch();
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}
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INLINE uint16_t abs_addr() {
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disPrintf(disassembly.addr, "$%04X", memread16(m6502.PC))
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return fetch16();
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}
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INLINE uint16_t ind_addr() {
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disPrintf(disassembly.addr, "($%04X)", memread16(m6502.PC))
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return memread16( fetch16() );
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}
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@ -242,6 +273,7 @@ INLINE uint16_t ind_addr() {
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**/
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INLINE uint16_t addr_abs_X() {
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dbgPrintf("abs,X:%04X(%02X) ", *((uint16_t*)&RAM[m6502.PC]) + m6502.X, RAM[*((uint16_t*)&RAM[m6502.PC]) + m6502.X]);
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disPrintf(disassembly.addr, "$%04X,X", memread16(m6502.PC))
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return fetch16() + m6502.X;
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}
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INLINE uint8_t src_abs_X() {
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@ -258,6 +290,7 @@ INLINE uint8_t * dest_abs_X() {
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**/
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INLINE uint16_t addr_abs_Y() {
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dbgPrintf("abs,Y:%04X(%02X) ", *((uint16_t*)&RAM[m6502.PC]) + m6502.Y, RAM[*((uint16_t*)&RAM[m6502.PC]) + m6502.Y]);
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disPrintf(disassembly.addr, "$%04X,Y", memread16(m6502.PC))
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return abs_addr() + m6502.Y;
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}
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INLINE uint8_t src_abs_Y() {
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@ -268,6 +301,7 @@ INLINE uint8_t * dest_abs_Y() {
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}
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INLINE uint16_t imm() {
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disPrintf(disassembly.addr, "#$%02X", memread8(m6502.PC))
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return fetch();
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}
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@ -278,6 +312,7 @@ INLINE uint16_t imm() {
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||||
**/
|
||||
INLINE uint8_t addr_zp() {
|
||||
dbgPrintf("zp:%02X(%02X) ", RAM[m6502.PC], RAM[ RAM[m6502.PC]] );
|
||||
disPrintf(disassembly.addr, "$%02X", memread8(m6502.PC))
|
||||
return fetch();
|
||||
}
|
||||
INLINE uint8_t src_zp() {
|
||||
@ -292,6 +327,7 @@ INLINE uint8_t * dest_zp() {
|
||||
**/
|
||||
INLINE uint16_t addr_zp_ind( uint8_t addr ) {
|
||||
dbgPrintf("zpi:%02X:%04X(%02X) ", RAM[m6502.PC], *((uint16_t*)&RAM[m6502.PC]), RAM[*((uint16_t*)&RAM[m6502.PC])]);
|
||||
disPrintf(disassembly.addr, "($%02X)", memread8(m6502.PC))
|
||||
return memread16(addr);
|
||||
}
|
||||
|
||||
@ -302,7 +338,8 @@ INLINE uint16_t addr_zp_ind( uint8_t addr ) {
|
||||
**/
|
||||
INLINE uint16_t addr_X_ind() {
|
||||
dbgPrintf("zpXi:%02X:%04X(%02X) ", RAM[m6502.PC], *((uint16_t*)&RAM[m6502.PC]) + m6502.X, RAM[*((uint16_t*)&RAM[m6502.PC]) + m6502.X]);
|
||||
return addr_zp_ind( addr_zp() + m6502.X );
|
||||
disPrintf(disassembly.addr, "($%02X,X)", memread8(m6502.PC))
|
||||
return addr_zp_ind( fetch() + m6502.X );
|
||||
}
|
||||
INLINE uint8_t src_X_ind() {
|
||||
return memread8( addr_X_ind() );
|
||||
@ -319,7 +356,8 @@ INLINE uint8_t * dest_X_ind() {
|
||||
INLINE uint16_t addr_ind_Y() {
|
||||
// uint8_t a = fetch();
|
||||
// dbgPrintf("addr_ind_Y: %04X + %02X = %04X ", addr_zpg_ind( a ), m6502.Y, addr_zpg_ind( a ) + m6502.Y);
|
||||
return addr_zp_ind( addr_zp() ) + m6502.Y;
|
||||
disPrintf(disassembly.addr, "($%02X),Y", memread8(m6502.PC))
|
||||
return addr_zp_ind( fetch() ) + m6502.Y;
|
||||
}
|
||||
INLINE uint8_t src_ind_Y() {
|
||||
return memread8( addr_ind_Y() );
|
||||
@ -340,7 +378,8 @@ INLINE uint8_t * dest_ind_Y() {
|
||||
effective address is address incremented by X without carry **
|
||||
**/
|
||||
INLINE uint8_t addr_zp_X() {
|
||||
return addr_zp() + m6502.X;
|
||||
disPrintf(disassembly.addr, "$%02X,X", memread8(m6502.PC))
|
||||
return fetch() + m6502.X;
|
||||
}
|
||||
INLINE uint8_t src_zp_X() {
|
||||
return memread_zp(addr_zp_X());
|
||||
@ -355,7 +394,8 @@ INLINE uint8_t * dest_zp_X() {
|
||||
effective address is address incremented by Y without carry **
|
||||
**/
|
||||
INLINE uint8_t addr_zp_Y() {
|
||||
return addr_zp() + m6502.Y;
|
||||
disPrintf(disassembly.addr, "$%02X,Y", memread8(m6502.PC))
|
||||
return fetch() + m6502.Y;
|
||||
}
|
||||
INLINE uint8_t src_zp_Y() {
|
||||
return memread_zp(addr_zp_Y());
|
||||
|
||||
@ -2,6 +2,7 @@
|
||||
<document type="com.apple.InterfaceBuilder3.Cocoa.Storyboard.XIB" version="3.0" toolsVersion="14490.70" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" initialViewController="B8D-0N-5wS">
|
||||
<dependencies>
|
||||
<plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="14490.70"/>
|
||||
<capability name="System colors introduced in macOS 10.14" minToolsVersion="10.0"/>
|
||||
<capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
|
||||
</dependencies>
|
||||
<scenes>
|
||||
@ -709,25 +710,25 @@
|
||||
<autoresizingMask key="autoresizingMask" flexibleMinX="YES" flexibleMaxX="YES" flexibleMinY="YES" flexibleMaxY="YES"/>
|
||||
<subviews>
|
||||
<textField verticalHuggingPriority="750" horizontalCompressionResistancePriority="250" mirrorLayoutDirectionWhenInternationalizing="never" textCompletion="NO" translatesAutoresizingMaskIntoConstraints="NO" id="iIF-Q5-Onc">
|
||||
<rect key="frame" x="0.0" y="0.0" width="584" height="400"/>
|
||||
<textFieldCell key="cell" lineBreakMode="truncatingTail" enabled="NO" allowsUndo="NO" sendsActionOnEndEditing="YES" state="on" baseWritingDirection="leftToRight" drawsBackground="YES" id="cIa-Sd-4OZ">
|
||||
<rect key="frame" x="0.0" y="0.0" width="592" height="400"/>
|
||||
<textFieldCell key="cell" lineBreakMode="truncatingTail" enabled="NO" allowsUndo="NO" sendsActionOnEndEditing="YES" state="on" baseWritingDirection="leftToRight" title="Display Background" drawsBackground="YES" id="cIa-Sd-4OZ">
|
||||
<font key="font" metaFont="system"/>
|
||||
<color key="textColor" name="labelColor" catalog="System" colorSpace="catalog"/>
|
||||
<color key="backgroundColor" red="0.12549019610000001" green="0.18039215689999999" blue="0.12549019610000001" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
|
||||
<color key="textColor" red="0.078431372549019607" green="0.10980392156862745" blue="0.078431372549019607" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
|
||||
<color key="backgroundColor" red="0.078431372549019607" green="0.10980392156862745" blue="0.078431372549019607" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
|
||||
<allowedInputSourceLocales>
|
||||
<string>NSAllRomanInputSourcesLocaleIdentifier</string>
|
||||
</allowedInputSourceLocales>
|
||||
</textFieldCell>
|
||||
</textField>
|
||||
<textField verticalHuggingPriority="750" horizontalCompressionResistancePriority="250" mirrorLayoutDirectionWhenInternationalizing="never" textCompletion="NO" translatesAutoresizingMaskIntoConstraints="NO" id="SEL-hl-0c0">
|
||||
<rect key="frame" x="6" y="8" width="572" height="384"/>
|
||||
<rect key="frame" x="14" y="8" width="572" height="384"/>
|
||||
<constraints>
|
||||
<constraint firstAttribute="width" constant="568" id="uez-Mi-0Sh"/>
|
||||
<constraint firstAttribute="height" constant="384" id="zl6-au-oZj"/>
|
||||
</constraints>
|
||||
<textFieldCell key="cell" lineBreakMode="truncatingTail" selectable="YES" allowsUndo="NO" sendsActionOnEndEditing="YES" state="on" baseWritingDirection="leftToRight" alignment="center" id="pIk-RC-s5g">
|
||||
<textFieldCell key="cell" lineBreakMode="truncatingTail" selectable="YES" allowsUndo="NO" sendsActionOnEndEditing="YES" state="on" baseWritingDirection="leftToRight" id="pIk-RC-s5g">
|
||||
<font key="font" size="16" name="PrintChar21"/>
|
||||
<mutableString key="title">1234567890123456789012345678901234567890
|
||||
<string key="title">1234567890123456789012345678901234567890
|
||||
@@@@@@@@@1@@@@@@@@@2@@@@@@@@@3@@@@@@@@@4
|
||||
@@@@@@@@@@@@@@@@@@@3@@@@@@@@@@@@@@@@@@@@
|
||||
@@@@@@@@@@@@@@@@@@@4@@@@@@@@@@@@@@@@@@@@
|
||||
@ -750,16 +751,16 @@
|
||||
@@@@@@@@@@@@@@@@@@21@@@@@@@@@@@@@@@@@@@@
|
||||
@@@@@@@@@@@@@@@@@@22@@@@@@@@@@@@@@@@@@@@
|
||||
@@@@@@@@@@@@@@@@@@23@@@@@@@@@@@@@@@@@@@@
|
||||
@@@@@@@@@@@@@@@@@@24@@@@@@@@@@@@@@@@@@@@</mutableString>
|
||||
@@@@@@@@@@@@@@@@@@24@@@@@@@@@@@@@@@@@@@@</string>
|
||||
<color key="textColor" name="systemGreenColor" catalog="System" colorSpace="catalog"/>
|
||||
<color key="backgroundColor" name="selectedTextBackgroundColor" catalog="System" colorSpace="catalog"/>
|
||||
<color key="backgroundColor" name="alternatingContentBackgroundColor" catalog="System" colorSpace="catalog"/>
|
||||
<allowedInputSourceLocales>
|
||||
<string>NSAllRomanInputSourcesLocaleIdentifier</string>
|
||||
</allowedInputSourceLocales>
|
||||
</textFieldCell>
|
||||
</textField>
|
||||
<button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="mfd-12-bcR">
|
||||
<rect key="frame" x="586" y="362" width="90" height="32"/>
|
||||
<rect key="frame" x="594" y="362" width="82" height="32"/>
|
||||
<constraints>
|
||||
<constraint firstAttribute="height" constant="21" id="t2i-0h-wau"/>
|
||||
</constraints>
|
||||
@ -772,7 +773,7 @@
|
||||
</connections>
|
||||
</button>
|
||||
<button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="rR3-9T-NFu">
|
||||
<rect key="frame" x="586" y="331" width="90" height="32"/>
|
||||
<rect key="frame" x="594" y="331" width="82" height="32"/>
|
||||
<constraints>
|
||||
<constraint firstAttribute="height" constant="21" id="sbX-nh-SV3"/>
|
||||
</constraints>
|
||||
@ -795,6 +796,10 @@
|
||||
<color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
|
||||
</textFieldCell>
|
||||
</textField>
|
||||
<customView hidden="YES" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="LlM-EV-ruZ" customClass="HiRes" customModule="A2Mac" customModuleProvider="target">
|
||||
<rect key="frame" x="16" y="8" width="568" height="384"/>
|
||||
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
|
||||
</customView>
|
||||
</subviews>
|
||||
<constraints>
|
||||
<constraint firstAttribute="trailing" secondItem="mfd-12-bcR" secondAttribute="trailing" constant="10" id="3NC-0i-OPC"/>
|
||||
@ -805,7 +810,7 @@
|
||||
<constraint firstItem="rR3-9T-NFu" firstAttribute="leading" secondItem="iIF-Q5-Onc" secondAttribute="trailing" constant="8" id="ON4-IE-HmP"/>
|
||||
<constraint firstAttribute="trailing" secondItem="FZk-VW-alq" secondAttribute="trailing" constant="10" id="Q0s-uC-GPT"/>
|
||||
<constraint firstItem="SEL-hl-0c0" firstAttribute="bottom" secondItem="iIF-Q5-Onc" secondAttribute="bottom" constant="-8" id="Q2B-a3-gBp"/>
|
||||
<constraint firstItem="SEL-hl-0c0" firstAttribute="leading" secondItem="iIF-Q5-Onc" secondAttribute="leading" constant="8" id="QGx-a9-RR9"/>
|
||||
<constraint firstItem="SEL-hl-0c0" firstAttribute="leading" secondItem="iIF-Q5-Onc" secondAttribute="leading" constant="16" id="QGx-a9-RR9"/>
|
||||
<constraint firstItem="SEL-hl-0c0" firstAttribute="top" secondItem="iIF-Q5-Onc" secondAttribute="top" constant="8" id="aWz-Ad-PIM"/>
|
||||
<constraint firstAttribute="bottom" secondItem="iIF-Q5-Onc" secondAttribute="bottom" id="acb-Dy-fu5"/>
|
||||
<constraint firstItem="SEL-hl-0c0" firstAttribute="trailing" secondItem="iIF-Q5-Onc" secondAttribute="trailing" constant="-8" id="cmY-Vb-ckJ"/>
|
||||
@ -815,6 +820,7 @@
|
||||
</constraints>
|
||||
</view>
|
||||
<connections>
|
||||
<outlet property="HiRes" destination="LlM-EV-ruZ" id="E60-pA-HM1"/>
|
||||
<outlet property="display" destination="pIk-RC-s5g" id="Hvd-DI-h6z"/>
|
||||
<outlet property="displayField" destination="SEL-hl-0c0" id="4Pc-hG-qQf"/>
|
||||
<outlet property="speedometer" destination="FBZ-dh-6Fs" id="L0v-RY-xwB"/>
|
||||
|
||||
186
A2Mac/HiRes.swift
Normal file
186
A2Mac/HiRes.swift
Normal file
@ -0,0 +1,186 @@
|
||||
//
|
||||
// HiRes.swift
|
||||
// A2Mac
|
||||
//
|
||||
// Created by Tamas Rudnai on 9/19/19.
|
||||
// Copyright © 2019 GameAlloy. All rights reserved.
|
||||
//
|
||||
|
||||
//import Foundation
|
||||
import AppKit
|
||||
|
||||
class HiRes: NSView {
|
||||
|
||||
static let PageSize = 0x2000
|
||||
static let Page1Addr = 0x2000
|
||||
static let Page2Addr = 0x4000
|
||||
|
||||
static let PixelWidth = 280
|
||||
static let PixelMixedHeight = 160
|
||||
static let PixelHeight = 192
|
||||
static let LineBlocks = 40
|
||||
|
||||
let HiResBufferPointer = UnsafeRawBufferPointer(start: &RAM + Page1Addr, count: PageSize * 2)
|
||||
|
||||
// holds the starting addresses for each lines minus the screen page starting address
|
||||
var HiResLineAddrTbl = [UInt16](repeating: 0, count: PixelHeight)
|
||||
|
||||
func initHiResLineAddresses() {
|
||||
var i = 0
|
||||
for x : UInt16 in stride(from: 0, through: 0x50, by: 0x28) {
|
||||
for y : UInt16 in stride(from: 0, through: 0x380, by: 0x80) {
|
||||
for z : UInt16 in stride(from: 0, through: 0x1C00, by: 0x400) {
|
||||
HiResLineAddrTbl[i] = x + y + z
|
||||
i += 1
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
required init?(coder aDecoder: NSCoder) {
|
||||
super.init(coder: aDecoder)
|
||||
initHiResLineAddresses()
|
||||
|
||||
|
||||
let scaleSizeW = Double((frame.size).width) / Double(HiRes.PixelWidth)
|
||||
let scaleSizeH = Double((frame.size).height) / Double(HiRes.PixelHeight)
|
||||
scaleUnitSquare(to: NSSize(width: scaleSizeW, height: scaleSizeH))
|
||||
|
||||
}
|
||||
|
||||
override init(frame: CGRect) {
|
||||
super.init(frame: frame)
|
||||
}
|
||||
|
||||
|
||||
static func createBitmapContext(pixelsWide: Int, _ pixelsHigh: Int) -> CGContext? {
|
||||
let bytesPerPixel = 4
|
||||
let bytesPerRow = bytesPerPixel * pixelsWide
|
||||
let bitsPerComponent = 8
|
||||
|
||||
let byteCount = (bytesPerRow * pixelsHigh)
|
||||
|
||||
guard let colorSpace = CGColorSpace(name: CGColorSpace.linearSRGB) else { return nil }
|
||||
|
||||
let pixels = UnsafeMutablePointer<CUnsignedChar>.allocate(capacity: byteCount)
|
||||
|
||||
let bitmapInfo = CGImageAlphaInfo.premultipliedFirst.rawValue | CGBitmapInfo.byteOrder32Little.rawValue
|
||||
|
||||
let context = CGContext(data: pixels, width: pixelsWide, height: pixelsHigh, bitsPerComponent: bitsPerComponent, bytesPerRow: bytesPerRow, space: colorSpace, bitmapInfo: bitmapInfo)
|
||||
|
||||
return context
|
||||
}
|
||||
|
||||
// override func draw(_ rect: CGRect) {
|
||||
// let width = 200
|
||||
// let height = 300
|
||||
// let boundingBox = CGRect(x: 0, y: 0, width: CGFloat(width), height: CGFloat(height))
|
||||
// let context = createBitmapContext(pixelsWide: width, height)
|
||||
//
|
||||
// let data = context?.data
|
||||
// var currentPixel: [UInt32] = unsafeBitCast(data, to: [UInt32].self)
|
||||
//
|
||||
// var n = 0
|
||||
// for _ in 0..<height {
|
||||
// for _ in 0..<width {
|
||||
// currentPixel[n] = 0
|
||||
// n += 1
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// guard let image = context?.makeImage() else { return }
|
||||
// context?.draw(image, in: boundingBox)
|
||||
// }
|
||||
|
||||
private var currentContext : CGContext? {
|
||||
get {
|
||||
if #available(OSX 10.10, *) {
|
||||
return NSGraphicsContext.current?.cgContext
|
||||
} else if let contextPointer = NSGraphicsContext.current?.graphicsPort {
|
||||
let context: CGContext = Unmanaged.fromOpaque(contextPointer).takeUnretainedValue()
|
||||
return context
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static let byteCount = (HiRes.PixelWidth * HiRes.PixelHeight * 4)
|
||||
static let context = createBitmapContext(pixelsWide: HiRes.PixelWidth, HiRes.PixelHeight)
|
||||
static let pixels = UnsafeMutableRawBufferPointer(start: context?.data, count: byteCount) // UnsafeMutablePointer<CUnsignedChar>.allocate(capacity: byteCount)
|
||||
|
||||
let R = 2
|
||||
let G = 1
|
||||
let B = 0
|
||||
let A = 3
|
||||
|
||||
var shadowScreen = [Int](repeating: 1, count: PageSize)
|
||||
|
||||
override func draw(_ rect: CGRect) {
|
||||
var pixelAddr = 0
|
||||
|
||||
var minX = 0
|
||||
var minY = 0
|
||||
var maxX = 0
|
||||
var maxY = 0
|
||||
|
||||
var x = 0
|
||||
var y = 0
|
||||
|
||||
for lineAddr in HiResLineAddrTbl {
|
||||
for blockAddr in 0..<UInt16(HiRes.LineBlocks) {
|
||||
let block = Int(HiResBufferPointer[ Int(lineAddr + blockAddr) ])
|
||||
let screenIdx = y * HiRes.LineBlocks + x
|
||||
|
||||
if ( shadowScreen[ screenIdx ] != block ) {
|
||||
shadowScreen[ screenIdx ] = block
|
||||
|
||||
for bit in stride(from: 0, through: 6, by: 1) {
|
||||
let bitMask = 1 << bit
|
||||
if (block & bitMask) == 0 {
|
||||
HiRes.pixels[pixelAddr + R] = 0x00;
|
||||
HiRes.pixels[pixelAddr + G] = 0x00;
|
||||
HiRes.pixels[pixelAddr + B] = 0x00;
|
||||
HiRes.pixels[pixelAddr + A] = 0x00;
|
||||
}
|
||||
else { // 28CD41
|
||||
HiRes.pixels[pixelAddr + R] = 0x08;
|
||||
HiRes.pixels[pixelAddr + G] = 0xA2;
|
||||
HiRes.pixels[pixelAddr + B] = 0x12;
|
||||
HiRes.pixels[pixelAddr + A] = 0xFF;
|
||||
}
|
||||
|
||||
if ( minX == 0 ) { minX = x }
|
||||
if ( minY == 0 ) { minY = y }
|
||||
if ( maxX < x ) { maxX = x }
|
||||
if ( maxY < y ) { maxY = y }
|
||||
|
||||
pixelAddr += 4
|
||||
x += 1
|
||||
}
|
||||
}
|
||||
else {
|
||||
pixelAddr += 4 * 7
|
||||
x += 7
|
||||
}
|
||||
}
|
||||
|
||||
y += 1
|
||||
x = 0
|
||||
}
|
||||
|
||||
guard let image = HiRes.context?.makeImage() else { return }
|
||||
|
||||
if let currentContext: CGContext = currentContext {
|
||||
// UIImagePNGRepresentation(UIImage(CGImage:image!))?.writeToFile("/Users/admin/Desktop/aaaaa.png", atomically: true)
|
||||
// if ( maxX > minX ) && ( maxY > minY ) {
|
||||
let boundingBox = CGRect(x: 0, y: 0, width: CGFloat(HiRes.PixelWidth), height: CGFloat(HiRes.PixelHeight))
|
||||
// let boundingBox = CGRect(x: minX, y: minY, width: maxX - minX, height: maxY - minY)
|
||||
currentContext.draw (image, in: boundingBox)
|
||||
// }
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
@ -13,6 +13,7 @@ class ViewController: NSViewController {
|
||||
@IBOutlet weak var displayField: NSTextField!
|
||||
@IBOutlet weak var display: NSTextFieldCell!
|
||||
@IBOutlet weak var speedometer: NSTextFieldCell!
|
||||
@IBOutlet weak var HiRes: HiRes!
|
||||
|
||||
// static let charConvStr : String =
|
||||
// "@🄰🄱🄲🄳🄴🄵🄶🄷🄸🄹🄺🄻🄼🄽🄾🄿🅀🅁🅂🅃🅄🅅🅆🅇🅈🅉[\\]^_ !\"#$%&'()*+,-./0123456789:;<=>?" +
|
||||
@ -35,16 +36,19 @@ class ViewController: NSViewController {
|
||||
static let charConvStrFlashOff : String =
|
||||
"\u{E140}\u{E141}\u{E142}\u{E143}\u{E144}\u{E145}\u{E146}\u{E147}\u{E148}\u{E149}\u{E14A}\u{E14B}\u{E14C}\u{E14D}\u{E14E}\u{E14F}\u{E150}\u{E151}\u{E152}\u{E153}\u{E154}\u{E155}\u{E156}\u{E157}\u{E158}\u{E159}\u{E15A}\u{E15B}\u{E15C}\u{E15D}\u{E15E}\u{E15F}\u{E120}\u{E121}\u{E122}\u{E123}\u{E124}\u{E125}\u{E126}\u{E127}\u{E128}\u{E129}\u{E12A}\u{E12B}\u{E12C}\u{E12D}\u{E12E}\u{E12F}\u{E130}\u{E131}\u{E132}\u{E133}\u{E134}\u{E135}\u{E136}\u{E137}\u{E138}\u{E139}\u{E13A}\u{E13B}\u{E13C}\u{E13D}\u{E13E}\u{E13F}" +
|
||||
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_ !\"#$%&'()*+,-./0123456789:;<=>?" + // FL
|
||||
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_\u{E0A0}!\"#$%&'()*+,-./0123456789:;<=>?" +
|
||||
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_ !\"#$%&'()*+,-./0123456789:;<=>?" +
|
||||
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~?"
|
||||
|
||||
static let charConvStrFlashOn : String =
|
||||
"\u{E140}\u{E141}\u{E142}\u{E143}\u{E144}\u{E145}\u{E146}\u{E147}\u{E148}\u{E149}\u{E14A}\u{E14B}\u{E14C}\u{E14D}\u{E14E}\u{E14F}\u{E150}\u{E151}\u{E152}\u{E153}\u{E154}\u{E155}\u{E156}\u{E157}\u{E158}\u{E159}\u{E15A}\u{E15B}\u{E15C}\u{E15D}\u{E15E}\u{E15F}\u{E120}\u{E121}\u{E122}\u{E123}\u{E124}\u{E125}\u{E126}\u{E127}\u{E128}\u{E129}\u{E12A}\u{E12B}\u{E12C}\u{E12D}\u{E12E}\u{E12F}\u{E130}\u{E131}\u{E132}\u{E133}\u{E134}\u{E135}\u{E136}\u{E137}\u{E138}\u{E139}\u{E13A}\u{E13B}\u{E13C}\u{E13D}\u{E13E}\u{E13F}" +
|
||||
"\u{E140}\u{E141}\u{E142}\u{E143}\u{E144}\u{E145}\u{E146}\u{E147}\u{E148}\u{E149}\u{E14A}\u{E14B}\u{E14C}\u{E14D}\u{E14E}\u{E14F}\u{E150}\u{E151}\u{E152}\u{E153}\u{E154}\u{E155}\u{E156}\u{E157}\u{E158}\u{E159}\u{E15A}\u{E15B}\u{E15C}\u{E15D}\u{E15E}\u{E15F}\u{E120}\u{E121}\u{E122}\u{E123}\u{E124}\u{E125}\u{E126}\u{E127}\u{E128}\u{E129}\u{E12A}\u{E12B}\u{E12C}\u{E12D}\u{E12E}\u{E12F}\u{E130}\u{E131}\u{E132}\u{E133}\u{E134}\u{E135}\u{E136}\u{E137}\u{E138}\u{E139}\u{E13A}\u{E13B}\u{E13C}\u{E13D}\u{E13E}\u{E13F}" +
|
||||
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_\u{E0A0}!\"#$%&'()*+,-./0123456789:;<=>?" +
|
||||
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_ !\"#$%&'()*+,-./0123456789:;<=>?" +
|
||||
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~?"
|
||||
|
||||
static var charConvTbl = Array( charConvStrFlashOff )
|
||||
static let charConvTblFlashOn = Array( charConvStrFlashOn )
|
||||
static let charConvTblFlashOff = Array( charConvStrFlashOff )
|
||||
|
||||
static var charConvTbl = charConvTblFlashOn
|
||||
|
||||
let textLineOfs : [Int] = [
|
||||
0x000, 0x080, 0x100, 0x180, 0x200, 0x280, 0x300, 0x380, 0x028, 0x0A8, 0x128, 0x1A8,
|
||||
@ -87,7 +91,14 @@ class ViewController: NSViewController {
|
||||
}
|
||||
|
||||
|
||||
// AppleScript Keycodes
|
||||
let leftArrowKey = 123
|
||||
let rightArrowKey = 124
|
||||
let upArrowKey = 126
|
||||
let downArrowKey = 125
|
||||
|
||||
override func keyDown(with event: NSEvent) {
|
||||
// print("KBD Event")
|
||||
// switch event.modifierFlags.intersection(.deviceIndependentFlagsMask) {
|
||||
// case [.command] where event.characters == "l",
|
||||
// [.command, .shift] where event.characters == "l":
|
||||
@ -100,30 +111,30 @@ class ViewController: NSViewController {
|
||||
|
||||
#if FUNCTIONTEST
|
||||
#else
|
||||
if let chars = event.characters {
|
||||
let char = chars.uppercased()[chars.startIndex]
|
||||
if let code = char.asciiValue {
|
||||
var A2code = code | 0x80
|
||||
|
||||
switch ( code ) {
|
||||
case 13:
|
||||
A2code = 141
|
||||
break
|
||||
|
||||
default:
|
||||
break
|
||||
let keyCode = Int(event.keyCode)
|
||||
switch keyCode {
|
||||
case leftArrowKey:
|
||||
kbdInput(0x08)
|
||||
case rightArrowKey:
|
||||
kbdInput(0x15)
|
||||
case leftArrowKey:
|
||||
kbdInput(0x0B)
|
||||
case rightArrowKey:
|
||||
kbdInput(0x0A)
|
||||
default:
|
||||
// print("keycode: %d", keyCode)
|
||||
if let chars = event.characters {
|
||||
let char = chars.uppercased()[chars.startIndex]
|
||||
if let ascii = char.asciiValue {
|
||||
kbdInput(ascii)
|
||||
}
|
||||
// print("keycode: \(code) --> \(A2code)")
|
||||
|
||||
let kbdPointer = UnsafeMutableRawBufferPointer(start: &RAM + 0xC000, count: 1)
|
||||
kbdPointer[0] = A2code
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
override func flagsChanged(with event: NSEvent) {
|
||||
// override func flagsChanged(with event: NSEvent) {
|
||||
// switch event.modifierFlags.intersection(.deviceIndependentFlagsMask) {
|
||||
// case [.shift]:
|
||||
// print("shift key is pressed")
|
||||
@ -158,7 +169,7 @@ class ViewController: NSViewController {
|
||||
// default:
|
||||
// print("no modifier keys are pressed")
|
||||
// }
|
||||
}
|
||||
// }
|
||||
|
||||
|
||||
static let textBaseAddr = 0x400
|
||||
@ -194,7 +205,7 @@ class ViewController: NSViewController {
|
||||
}
|
||||
|
||||
DispatchQueue.main.async {
|
||||
self.display.stringValue = txt;
|
||||
self.display.stringValue = txt
|
||||
self.speedometer.stringValue = String(format: "%0.3lf MHz", mhz);
|
||||
}
|
||||
}
|
||||
@ -212,11 +223,11 @@ class ViewController: NSViewController {
|
||||
frameCnt += 1
|
||||
if ( frameCnt == 15 ) {
|
||||
// flashingSpace = blockChar
|
||||
ViewController.charConvTbl = Array( ViewController.charConvStrFlashOn )
|
||||
ViewController.charConvTbl = ViewController.charConvTblFlashOn
|
||||
}
|
||||
else if ( frameCnt >= 30 ) {
|
||||
else if ( frameCnt >= fps ) {
|
||||
// flashingSpace = spaceChar
|
||||
ViewController.charConvTbl = Array( ViewController.charConvStrFlashOff )
|
||||
ViewController.charConvTbl = ViewController.charConvTblFlashOff
|
||||
frameCnt = 0
|
||||
}
|
||||
|
||||
@ -260,10 +271,18 @@ class ViewController: NSViewController {
|
||||
// txtArr[ textLines * (textCols+1) + textCols ] = "\0"
|
||||
txt = String(txtArr)
|
||||
|
||||
|
||||
DispatchQueue.main.async {
|
||||
self.display.stringValue = txt;
|
||||
self.speedometer.stringValue = String(format: "%0.3lf MHz", mhz);
|
||||
self.display.stringValue = txt
|
||||
if ( mhz < 10 ) {
|
||||
self.speedometer.stringValue = String(format: "%0.3lf MHz", mhz);
|
||||
}
|
||||
else {
|
||||
self.speedometer.stringValue = String(format: "%.0lf MHz", mhz);
|
||||
}
|
||||
// self.HiRes.setNeedsDisplay(self.HiRes.frame)
|
||||
// self.HiRes.setNeedsDisplay(CGRect(x: 0, y: 191-50, width: 50, height: 50))
|
||||
|
||||
// self.HiRes.needsDisplay = true
|
||||
}
|
||||
}
|
||||
|
||||
@ -278,16 +297,21 @@ class ViewController: NSViewController {
|
||||
// }
|
||||
|
||||
|
||||
let upd = RepeatingTimer(timeInterval: 1/30)
|
||||
let upd = RepeatingTimer(timeInterval: 1/Double(fps))
|
||||
|
||||
override func viewDidLoad() {
|
||||
super.viewDidLoad()
|
||||
|
||||
NSEvent.addLocalMonitorForEvents(matching: .flagsChanged) {
|
||||
self.flagsChanged(with: $0)
|
||||
return $0
|
||||
}
|
||||
self.displayField.scaleUnitSquare(to: NSSize(width: 1, height: 1))
|
||||
|
||||
// NSEvent.removeMonitor(NSEvent.EventType.flagsChanged)
|
||||
// NSEvent.addLocalMonitorForEvents(matching: .flagsChanged) {
|
||||
// self.flagsChanged(with: $0)
|
||||
// return $0
|
||||
// }
|
||||
// NSEvent.removeMonitor(NSEvent.EventType.keyDown)
|
||||
NSEvent.addLocalMonitorForEvents(matching: .keyDown) {
|
||||
// print("keyDown event")
|
||||
self.keyDown(with: $0)
|
||||
return $0
|
||||
}
|
||||
@ -295,7 +319,7 @@ class ViewController: NSViewController {
|
||||
displayField.maximumNumberOfLines = textLines
|
||||
displayField.preferredMaxLayoutWidth = displayField.frame.width
|
||||
|
||||
// DispatchQueue.main.asyncAfter(deadline: .now() + 1/30, execute: {
|
||||
// DispatchQueue.main.asyncAfter(deadline: .now() + 1/fps, execute: {
|
||||
// self.update()
|
||||
// })
|
||||
|
||||
|
||||
78
A2Mac/disassembler.h
Normal file
78
A2Mac/disassembler.h
Normal file
@ -0,0 +1,78 @@
|
||||
//
|
||||
// disassembler.h
|
||||
// A2Mac
|
||||
//
|
||||
// Created by Tamas Rudnai on 9/21/19.
|
||||
// Copyright © 2019 GameAlloy. All rights reserved.
|
||||
//
|
||||
|
||||
#ifndef disassembler_h
|
||||
#define disassembler_h
|
||||
|
||||
#define NO_DISASSEMBLER
|
||||
|
||||
|
||||
#ifdef DISASSEMBLER
|
||||
|
||||
#define disHexB( to, b ) \
|
||||
if ( m6502.dbgLevel >= DISASSEMBLY ) { \
|
||||
snprintf((to), 4, "%02X ", (b)); \
|
||||
to += 3; \
|
||||
}
|
||||
|
||||
#define disHexW( to, w ) \
|
||||
if ( m6502.dbgLevel >= DISASSEMBLY ) { \
|
||||
snprintf((to), 6, "%04X ", (w)); \
|
||||
to += 5; \
|
||||
}
|
||||
|
||||
#define disPuts( to, from ) { \
|
||||
char * s = from; \
|
||||
if ( m6502.dbgLevel >= DISASSEMBLY ) { \
|
||||
while ( (*(to)++ = *s++) ); \
|
||||
} \
|
||||
}
|
||||
|
||||
#define disPrintf( to, fmt, args... ) { \
|
||||
if ( m6502.dbgLevel >= DISASSEMBLY ) { \
|
||||
snprintf( (to), sizeof(to), fmt, ##args ); \
|
||||
} \
|
||||
}
|
||||
|
||||
#define disNewInstruction() { \
|
||||
if ( m6502.dbgLevel >= DISASSEMBLY ) { \
|
||||
disassembly.pHex = disassembly.hex; \
|
||||
*disassembly.hex = '\0'; \
|
||||
*disassembly.inst = '\0'; \
|
||||
*disassembly.addr = '\0'; \
|
||||
*disassembly.comment = '\0'; \
|
||||
snprintf(disassembly.codeAddr, 5, "%04X ", m6502.PC); \
|
||||
} \
|
||||
}
|
||||
|
||||
INLINE void printDisassembly() {
|
||||
if ( m6502.dbgLevel >= DISASSEMBLY ) {
|
||||
printf("%s: %-14s%-6s%-14s%s\n",
|
||||
disassembly.codeAddr,
|
||||
disassembly.hex,
|
||||
disassembly.inst,
|
||||
disassembly.addr,
|
||||
disassembly.comment
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
#else // DISASSEMBLER
|
||||
|
||||
#define disHexB( to, b )
|
||||
#define disHexW( to, w )
|
||||
#define disPuts( to, from )
|
||||
#define disPrintf( to, fmt, args... )
|
||||
#define disNewInstruction()
|
||||
#define printDisassembly()
|
||||
|
||||
#endif // DISASSEMBLER
|
||||
|
||||
|
||||
|
||||
#endif /* disassembler_h */
|
||||
@ -31,6 +31,7 @@
|
||||
**/
|
||||
INLINE void ADC( uint8_t src ) {
|
||||
dbgPrintf("ADC(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "ADC");
|
||||
|
||||
uint16_t tmp;
|
||||
|
||||
@ -95,6 +96,7 @@ INLINE void ADC( uint8_t src ) {
|
||||
**/
|
||||
INLINE void SBC( uint8_t src ) {
|
||||
dbgPrintf("SBC(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "SBC");
|
||||
// ADC( ~src );
|
||||
|
||||
uint16_t tmp;
|
||||
|
||||
@ -31,6 +31,7 @@ INLINE void BRA( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BCC( int8_t reladdr ) {
|
||||
dbgPrintf("BCC ");
|
||||
disPrintf(disassembly.inst, "BCC");
|
||||
if ( m6502.C == 0 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
@ -51,6 +52,7 @@ INLINE void BCC( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BCS( int8_t reladdr ) {
|
||||
dbgPrintf("BCS ");
|
||||
disPrintf(disassembly.inst, "RCS");
|
||||
if ( m6502.C == 1 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
@ -71,6 +73,7 @@ INLINE void BCS( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BNE( int8_t reladdr ) {
|
||||
dbgPrintf("BNE ");
|
||||
disPrintf(disassembly.inst, "BNE");
|
||||
if ( m6502.Z == 0 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
@ -91,6 +94,7 @@ INLINE void BNE( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BEQ( int8_t reladdr ) {
|
||||
dbgPrintf("BEQ ");
|
||||
disPrintf(disassembly.inst, "BEQ");
|
||||
if ( m6502.Z == 1 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
@ -111,6 +115,7 @@ INLINE void BEQ( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BPL( int8_t reladdr ) {
|
||||
dbgPrintf("BPL ");
|
||||
disPrintf(disassembly.inst, "BPL");
|
||||
if ( m6502.N == 0 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
@ -131,6 +136,7 @@ INLINE void BPL( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BMI( int8_t reladdr ) {
|
||||
dbgPrintf("BMI ");
|
||||
disPrintf(disassembly.inst, "BMI");
|
||||
if ( m6502.N == 1 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
@ -151,6 +157,7 @@ INLINE void BMI( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BVC( int8_t reladdr ) {
|
||||
dbgPrintf("BVC ");
|
||||
disPrintf(disassembly.inst, "BVC");
|
||||
if ( m6502.V == 0 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
@ -171,6 +178,7 @@ INLINE void BVC( int8_t reladdr ) {
|
||||
**/
|
||||
INLINE void BVS( int8_t reladdr ) {
|
||||
dbgPrintf("BVS ");
|
||||
disPrintf(disassembly.inst, "BVS");
|
||||
if ( m6502.V == 1 ) {
|
||||
BRA( reladdr );
|
||||
}
|
||||
|
||||
@ -23,6 +23,7 @@
|
||||
**/
|
||||
INLINE void JMP( uint16_t addr ) {
|
||||
dbgPrintf("JMP %04X ", addr);
|
||||
disPrintf(disassembly.inst, "JMP");
|
||||
#ifdef DEBUG
|
||||
if ( addr == m6502.PC - 3 ) {
|
||||
dbgPrintf("Infinite Loop at %04X!\n", m6502.PC);
|
||||
@ -44,8 +45,9 @@ INLINE void JMP( uint16_t addr ) {
|
||||
**/
|
||||
INLINE void JSR( uint16_t addr ) {
|
||||
dbgPrintf("JSR ");
|
||||
disPrintf(disassembly.inst, "JSR");
|
||||
PUSH_addr(m6502.PC -1);
|
||||
JMP( addr );
|
||||
m6502.PC = addr;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -60,7 +62,8 @@ INLINE void JSR( uint16_t addr ) {
|
||||
**/
|
||||
INLINE void RTS() {
|
||||
dbgPrintf("RTS ");
|
||||
JMP( POP_addr() +1);
|
||||
disPrintf(disassembly.inst, "RTS");
|
||||
m6502.PC = POP_addr() +1;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -75,9 +78,10 @@ INLINE void RTS() {
|
||||
**/
|
||||
INLINE void RTI() {
|
||||
dbgPrintf("RTI ");
|
||||
disPrintf(disassembly.inst, "RTI");
|
||||
m6502.SR = POP();
|
||||
// m6502.I = 0;
|
||||
JMP( POP_addr() );
|
||||
m6502.PC = POP_addr();
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -26,6 +26,7 @@
|
||||
**/
|
||||
INLINE void BIT( uint8_t src ) {
|
||||
dbgPrintf("BIT(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "BIT");
|
||||
set_flags_NV(src);
|
||||
set_flags_Z(m6502.A & src);
|
||||
}
|
||||
@ -49,6 +50,7 @@ INLINE void BIT( uint8_t src ) {
|
||||
**/
|
||||
INLINE void CMP( uint8_t src ) {
|
||||
dbgPrintf("CMP(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "CMP");
|
||||
set_flags_NZC( (int16_t)m6502.A - src );
|
||||
}
|
||||
|
||||
@ -66,6 +68,7 @@ INLINE void CMP( uint8_t src ) {
|
||||
**/
|
||||
INLINE void CPX( uint8_t src ) {
|
||||
dbgPrintf("CPX(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "CPX");
|
||||
set_flags_NZC( (int16_t)m6502.X - src );
|
||||
}
|
||||
|
||||
@ -83,6 +86,7 @@ INLINE void CPX( uint8_t src ) {
|
||||
**/
|
||||
INLINE void CPY( uint8_t src ) {
|
||||
dbgPrintf("CPY(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "CPY");
|
||||
set_flags_NZC( (int16_t)m6502.Y - src );
|
||||
}
|
||||
|
||||
|
||||
@ -25,6 +25,7 @@
|
||||
**/
|
||||
INLINE void INC( uint8_t * dst ) {
|
||||
dbgPrintf("INC %02X -> ", *dst);
|
||||
disPrintf(disassembly.inst, "INC");
|
||||
set_flags_NZ( ++(*dst) );
|
||||
dbgPrintf("%02X ", *dst);
|
||||
}
|
||||
@ -41,6 +42,7 @@ INLINE void INC( uint8_t * dst ) {
|
||||
**/
|
||||
INLINE void INX() {
|
||||
dbgPrintf("INX %02X -> ", m6502.X);
|
||||
disPrintf(disassembly.inst, "INX");
|
||||
set_flags_NZ( ++m6502.X );
|
||||
dbgPrintf("%02X ", m6502.X);
|
||||
}
|
||||
@ -57,6 +59,7 @@ INLINE void INX() {
|
||||
**/
|
||||
INLINE void INY() {
|
||||
dbgPrintf("INY %02X -> ", m6502.Y);
|
||||
disPrintf(disassembly.inst, "INY");
|
||||
set_flags_NZ( ++m6502.Y );
|
||||
dbgPrintf("%02X ", m6502.Y);
|
||||
}
|
||||
@ -76,6 +79,7 @@ INLINE void INY() {
|
||||
**/
|
||||
INLINE void DEC( uint8_t * dst ) {
|
||||
dbgPrintf("DEC %02X -> ", *dst);
|
||||
disPrintf(disassembly.inst, "DEC");
|
||||
set_flags_NZ( --(*dst) );
|
||||
dbgPrintf("%02X ", *dst);
|
||||
}
|
||||
@ -92,6 +96,7 @@ INLINE void DEC( uint8_t * dst ) {
|
||||
**/
|
||||
INLINE void DEX() {
|
||||
dbgPrintf("DEX %02X -> ", m6502.X);
|
||||
disPrintf(disassembly.inst, "DEX");
|
||||
set_flags_NZ( --m6502.X );
|
||||
dbgPrintf("%02X ", m6502.X);
|
||||
}
|
||||
@ -108,6 +113,7 @@ INLINE void DEX() {
|
||||
**/
|
||||
INLINE void DEY() {
|
||||
dbgPrintf("DEY %02X -> ", m6502.Y);
|
||||
disPrintf(disassembly.inst, "DEY");
|
||||
set_flags_NZ( --m6502.Y );
|
||||
dbgPrintf("%02X ", m6502.Y);
|
||||
}
|
||||
|
||||
@ -31,6 +31,7 @@
|
||||
**/
|
||||
INLINE void LDA( uint8_t src ) {
|
||||
dbgPrintf("LDA(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "LDA");
|
||||
set_flags_NZ(m6502.A = src);
|
||||
}
|
||||
|
||||
@ -50,6 +51,7 @@ INLINE void LDA( uint8_t src ) {
|
||||
**/
|
||||
INLINE void LDX( uint8_t src ) {
|
||||
dbgPrintf("LDX(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "LDX");
|
||||
set_flags_NZ(m6502.X = src);
|
||||
}
|
||||
|
||||
@ -69,6 +71,7 @@ INLINE void LDX( uint8_t src ) {
|
||||
**/
|
||||
INLINE void LDY( uint8_t src ) {
|
||||
dbgPrintf("LDY(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "LDY");
|
||||
set_flags_NZ(m6502.Y = src);
|
||||
}
|
||||
|
||||
@ -153,6 +156,7 @@ INLINE void STR( uint8_t * dst, uint8_t src ) {
|
||||
**/
|
||||
INLINE void STA( uint8_t * dst ) {
|
||||
dbgPrintf("STA ");
|
||||
disPrintf(disassembly.inst, "STA");
|
||||
STR(dst, m6502.A);
|
||||
}
|
||||
|
||||
@ -170,6 +174,7 @@ INLINE void STA( uint8_t * dst ) {
|
||||
**/
|
||||
INLINE void STX( uint8_t * dst ) {
|
||||
dbgPrintf("STX ");
|
||||
disPrintf(disassembly.inst, "STX");
|
||||
STR(dst, m6502.X);
|
||||
}
|
||||
|
||||
@ -187,6 +192,7 @@ INLINE void STX( uint8_t * dst ) {
|
||||
**/
|
||||
INLINE void STY( uint8_t * dst ) {
|
||||
dbgPrintf("STY ");
|
||||
disPrintf(disassembly.inst, "STY");
|
||||
STR(dst, m6502.Y);
|
||||
}
|
||||
|
||||
|
||||
@ -29,6 +29,7 @@
|
||||
**/
|
||||
INLINE void ORA( uint8_t src ) {
|
||||
dbgPrintf("ORA(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "ORA");
|
||||
set_flags_NZ( m6502.A |= src );
|
||||
}
|
||||
|
||||
@ -51,6 +52,7 @@ INLINE void ORA( uint8_t src ) {
|
||||
**/
|
||||
INLINE void AND( uint8_t src ) {
|
||||
dbgPrintf("AND(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "AND");
|
||||
set_flags_NZ( m6502.A &= src );
|
||||
}
|
||||
|
||||
@ -73,6 +75,7 @@ INLINE void AND( uint8_t src ) {
|
||||
**/
|
||||
INLINE void EOR( uint8_t src ) {
|
||||
dbgPrintf("EOR(%02X) ", src);
|
||||
disPrintf(disassembly.inst, "EOR");
|
||||
set_flags_NZ( m6502.A ^= src );
|
||||
}
|
||||
|
||||
|
||||
@ -22,6 +22,7 @@
|
||||
**/
|
||||
INLINE void BRK() {
|
||||
dbgPrintf("BRK ");
|
||||
disPrintf(disassembly.inst, "BRK");
|
||||
PUSH_addr(m6502.PC +1); // PC +2, however, fetch already incremented it by 1
|
||||
// B flag should be set before pushing flags onto the stack
|
||||
m6502.B = 1;
|
||||
@ -42,6 +43,7 @@ INLINE void BRK() {
|
||||
**/
|
||||
INLINE void NOP() {
|
||||
dbgPrintf("NOP ");
|
||||
disPrintf(disassembly.inst, "NOP");
|
||||
}
|
||||
|
||||
#endif // __6502_INSTR_MISC_H__
|
||||
|
||||
@ -21,6 +21,7 @@
|
||||
**/
|
||||
INLINE void CLC() {
|
||||
dbgPrintf("CLC ");
|
||||
disPrintf(disassembly.inst, "CLC");
|
||||
m6502.C = 0;
|
||||
}
|
||||
|
||||
@ -36,6 +37,7 @@ INLINE void CLC() {
|
||||
**/
|
||||
INLINE void CLD() {
|
||||
dbgPrintf("CLD ");
|
||||
disPrintf(disassembly.inst, "CLD");
|
||||
m6502.D = 0;
|
||||
}
|
||||
|
||||
@ -51,6 +53,7 @@ INLINE void CLD() {
|
||||
**/
|
||||
INLINE void CLI() {
|
||||
dbgPrintf("CLI ");
|
||||
disPrintf(disassembly.inst, "CLI");
|
||||
m6502.I = 0;
|
||||
}
|
||||
|
||||
@ -66,6 +69,7 @@ INLINE void CLI() {
|
||||
**/
|
||||
INLINE void CLV() {
|
||||
dbgPrintf("CLV ");
|
||||
disPrintf(disassembly.inst, "CLV");
|
||||
m6502.V = 0;
|
||||
}
|
||||
|
||||
@ -81,6 +85,7 @@ INLINE void CLV() {
|
||||
**/
|
||||
INLINE void SEC() {
|
||||
dbgPrintf("SEC ");
|
||||
disPrintf(disassembly.inst, "SEC");
|
||||
m6502.C = 1;
|
||||
}
|
||||
|
||||
@ -96,6 +101,7 @@ INLINE void SEC() {
|
||||
**/
|
||||
INLINE void SED() {
|
||||
dbgPrintf("SED ");
|
||||
disPrintf(disassembly.inst, "SED");
|
||||
m6502.D = 1;
|
||||
}
|
||||
|
||||
@ -111,6 +117,7 @@ INLINE void SED() {
|
||||
**/
|
||||
INLINE void SEI() {
|
||||
dbgPrintf("SEI ");
|
||||
disPrintf(disassembly.inst, "SEI");
|
||||
m6502.I = 1;
|
||||
}
|
||||
|
||||
|
||||
@ -26,11 +26,13 @@
|
||||
**/
|
||||
INLINE void ASL( uint8_t * dst ) {
|
||||
dbgPrintf("ASL ");
|
||||
disPrintf(disassembly.inst, "ASL");
|
||||
m6502.C = *dst >> 7;
|
||||
set_flags_NZ( *dst <<= 1 );
|
||||
}
|
||||
INLINE void ASLA() {
|
||||
dbgPrintf("ASL ");
|
||||
disPrintf(disassembly.inst, "ASL");
|
||||
m6502.C = m6502.A >> 7;
|
||||
set_flags_NZ( m6502.A <<= 1 );
|
||||
}
|
||||
@ -51,11 +53,13 @@ INLINE void ASLA() {
|
||||
**/
|
||||
INLINE void LSR( uint8_t * dst ) {
|
||||
dbgPrintf("LSR ");
|
||||
disPrintf(disassembly.inst, "LSR");
|
||||
m6502.C = *dst & 1;
|
||||
set_flags_NZ( *dst >>= 1 );
|
||||
}
|
||||
INLINE void LSRA() {
|
||||
dbgPrintf("LSR ");
|
||||
disPrintf(disassembly.inst, "LSR");
|
||||
m6502.C = m6502.A & 1;
|
||||
set_flags_NZ( m6502.A >>= 1 );
|
||||
}
|
||||
@ -76,6 +80,7 @@ INLINE void LSRA() {
|
||||
**/
|
||||
INLINE void ROL( uint8_t * dst ) {
|
||||
dbgPrintf("ROL ");
|
||||
disPrintf(disassembly.inst, "ROL");
|
||||
uint8_t C = m6502.C;
|
||||
m6502.C = *dst >> 7;
|
||||
*dst <<= 1;
|
||||
@ -83,6 +88,7 @@ INLINE void ROL( uint8_t * dst ) {
|
||||
}
|
||||
INLINE void ROLA() {
|
||||
dbgPrintf("ROL ");
|
||||
disPrintf(disassembly.inst, "ROL");
|
||||
uint8_t C = m6502.C;
|
||||
m6502.C = m6502.A >> 7;
|
||||
m6502.A <<= 1;
|
||||
@ -105,6 +111,7 @@ INLINE void ROLA() {
|
||||
**/
|
||||
INLINE void ROR( uint8_t * dst ) {
|
||||
dbgPrintf("ROR ");
|
||||
disPrintf(disassembly.inst, "ROR");
|
||||
uint8_t C = m6502.C << 7;
|
||||
m6502.C = *dst & 1;
|
||||
*dst >>= 1;
|
||||
@ -112,6 +119,7 @@ INLINE void ROR( uint8_t * dst ) {
|
||||
}
|
||||
INLINE void RORA() {
|
||||
dbgPrintf("ROR ");
|
||||
disPrintf(disassembly.inst, "ROR");
|
||||
uint8_t C = m6502.C << 7;
|
||||
m6502.C = m6502.A & 1;
|
||||
m6502.A >>= 1;
|
||||
|
||||
@ -42,6 +42,7 @@ INLINE uint16_t POP_addr() {
|
||||
**/
|
||||
INLINE void PHA() {
|
||||
dbgPrintf("PHA %02X ", m6502.A);
|
||||
disPrintf(disassembly.inst, "PHA");
|
||||
PUSH( m6502.A );
|
||||
}
|
||||
|
||||
@ -58,6 +59,7 @@ INLINE void PHA() {
|
||||
INLINE void PLA() {
|
||||
m6502.A = POP();
|
||||
dbgPrintf("PLA %02X ", m6502.A);
|
||||
disPrintf(disassembly.inst, "PLA");
|
||||
set_flags_NZ( m6502.A );
|
||||
}
|
||||
|
||||
@ -73,6 +75,7 @@ INLINE void PLA() {
|
||||
**/
|
||||
INLINE void PHP() {
|
||||
dbgPrintf("PHP %02X ", m6502.SR);
|
||||
disPrintf(disassembly.inst, "PHP");
|
||||
PUSH( m6502.SR ); // res and B flag should be set
|
||||
}
|
||||
|
||||
@ -89,6 +92,7 @@ INLINE void PHP() {
|
||||
INLINE void PLP() {
|
||||
m6502.SR = POP() | 0x30; // res and B flag should be set
|
||||
dbgPrintf("PLP %02X ", m6502.SR);
|
||||
disPrintf(disassembly.inst, "PLP");
|
||||
}
|
||||
|
||||
#endif // __6502_INSTR_STACK_H__
|
||||
|
||||
@ -22,6 +22,7 @@
|
||||
**/
|
||||
INLINE void TAX() {
|
||||
dbgPrintf("TAX(%02X) ", m6502.A);
|
||||
disPrintf(disassembly.inst, "TAX");
|
||||
set_flags_NZ(m6502.X = m6502.A);
|
||||
}
|
||||
|
||||
@ -37,6 +38,7 @@ INLINE void TAX() {
|
||||
**/
|
||||
INLINE void TXA() {
|
||||
dbgPrintf("TXA(%02X) ", m6502.X);
|
||||
disPrintf(disassembly.inst, "TXA");
|
||||
set_flags_NZ(m6502.A = m6502.X);
|
||||
}
|
||||
|
||||
@ -53,6 +55,7 @@ INLINE void TXA() {
|
||||
**/
|
||||
INLINE void TAY() {
|
||||
dbgPrintf("TAY ");
|
||||
disPrintf(disassembly.inst, "TAY");
|
||||
set_flags_NZ(m6502.Y = m6502.A);
|
||||
}
|
||||
|
||||
@ -68,6 +71,7 @@ INLINE void TAY() {
|
||||
**/
|
||||
INLINE void TYA() {
|
||||
dbgPrintf("TYA(%02X) ", m6502.Y);
|
||||
disPrintf(disassembly.inst, "TYA");
|
||||
set_flags_NZ(m6502.A = m6502.Y);
|
||||
}
|
||||
|
||||
@ -83,6 +87,7 @@ INLINE void TYA() {
|
||||
**/
|
||||
INLINE void TSX() {
|
||||
dbgPrintf("TSX(%02X) ", m6502.SP);
|
||||
disPrintf(disassembly.inst, "TSX");
|
||||
set_flags_NZ(m6502.X = m6502.SP);
|
||||
}
|
||||
|
||||
@ -98,6 +103,7 @@ INLINE void TSX() {
|
||||
**/
|
||||
INLINE void TXS() {
|
||||
dbgPrintf("TXS(%02X) ", m6502.X);
|
||||
disPrintf(disassembly.inst, "TXS");
|
||||
m6502.SP = m6502.X;
|
||||
}
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user