void SuperFX::disassemble_opcode(char *output, uint32 addr, bool track_regs) {
char t[256] = "";
*output = 0;
int temp_regs = disassemble_regs;
SNES::debugger.bus_access = true;
if(!regs.sfr.alt2) {
if(!regs.sfr.alt1) {
disassemble_alt0(t, addr);
} else {
disassemble_alt1(t, addr);
}
} else {
if(!regs.sfr.alt1) {
disassemble_alt2(t, addr);
} else {
disassemble_alt3(t, addr);
}
}
SNES::debugger.bus_access = false;
sprintf(output, "%.6x %s", addr, t);
unsigned length = strlen(output);
while(length++ < 25) strcat(output, " ");
// status register and some flags (TODO: other flags?)
sprintf(t, "S:%.4x %c%c%c%c ",
(unsigned) regs.sfr,
(unsigned) regs.sfr & 2 ? 'Z' : 'z',
(unsigned) regs.sfr & 4 ? 'C' : 'c',
(unsigned) regs.sfr & 8 ? 'N' : 'n',
(unsigned) regs.sfr & 16 ? 'V' : 'v');
strcat(output, t);
// print all current and past used registers
if (track_regs) {
for (int i = 0; i < 16; i++) {
if ((disassemble_regs | disassemble_lastregs) & (1 << i)) {
sprintf(t, "R%-2u:%.4x ", i, (unsigned) regs.r[i]);
strcat(output, t);
}
}
disassemble_lastregs = disassemble_regs;
disassemble_regs = 0;
} else {
disassemble_regs = temp_regs;
}
}
void SuperFX::disassemble_opcode(char *output) {
*output = 0;
if(!regs.sfr.alt2) {
if(!regs.sfr.alt1) {
disassemble_alt0(output);
} else {
disassemble_alt1(output);
}
} else {
if(!regs.sfr.alt1) {
disassemble_alt2(output);
} else {
disassemble_alt3(output);
}
}
unsigned length = strlen(output);
while(length++ < 20) strcat(output, " ");
}
