Steve2/src/util/disassembler.h

107 lines
2.6 KiB
C

//
// disassembler.h
// A2Mac
//
// Created by Tamas Rudnai on 9/21/19.
// Copyright © 2019 GameAlloy. All rights reserved.
//
#ifndef disassembler_h
#define disassembler_h
#ifdef DISASSEMBLER
//extern unsigned long long int clktime;
unsigned long long discnt = 0;
#define disHexB( to, b ) \
if ( m6502.dbgLevel.trace ) { \
snprintf((to), 4, "%02X ", (b)); \
to += 3; \
}
#define disHexW( to, w ) \
if ( m6502.dbgLevel.trace ) { \
snprintf((to), 6, "%04X ", (w)); \
to += 5; \
}
#define disPuts( to, from ) { \
char * s = from; \
if ( m6502.dbgLevel.trace ) { \
while ( (*(to)++ = *s++) ); \
} \
}
#define disPrintf( to, fmt, args... ) { \
if ( m6502.dbgLevel.trace ) { \
snprintf( (to), sizeof(to), fmt, ##args ); \
} \
}
#define disNewInstruction() { \
if ( m6502.dbgLevel.trace ) { \
snprintf(disassembly.addr, 5, "%04X ", m6502.PC); \
*disassembly.opcode = '\0'; \
disassembly.pOpcode = disassembly.opcode; \
*disassembly.inst = '\0'; \
*disassembly.oper = '\0'; \
*disassembly.comment = '\0'; \
} \
}
INLINE void printDisassembly( FILE * f ) {
if ( m6502.dbgLevel.trace && f ) {
// fprintf( f, "%s: %-14s%-6s%-14s%-16s A:%02X X:%02X Y:%02X S:%02X P:%02X (%c%c%c%c%c%c%c%c)\n",
// disassembly.addr,
// disassembly.opcode,
// disassembly.inst,
// disassembly.oper,
// disassembly.comment,
// m6502.A,
// m6502.X,
// m6502.Y,
// m6502.SP,
// m6502.SR,
// m6502.N ? 'N' : 'n',
// m6502.V ? 'V' : 'v',
// m6502.res ? 'R' : 'r',
// m6502.B ? 'B' : 'b',
// m6502.D ? 'D' : 'd',
// m6502.I ? 'I' : 'i',
// m6502.Z ? 'Z' : 'z',
// m6502.C ? 'C' : 'c'
// );
fprintf( f, "%llu\t%llu %s: %-11s%-4s%s\t0x%02X\t0x%02X\t0x%02X\t0x%02X\t0x%02X\t;\t%s\n", // Virtual ][ style
++discnt,
m6502.clktime,
disassembly.addr,
disassembly.opcode,
disassembly.inst,
disassembly.oper,
m6502.A,
m6502.X,
m6502.Y,
m6502.SR,
m6502.SP,
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( f )
#endif // DISASSEMBLER
#endif /* disassembler_h */