public int Step()
{
int opcode = this.getCurrent();
this.incrPc();
InstructionCaller ic = this.instructions[opcode];
if (ic == null)
{
// Unknown opcode is interpreted as KIL instruction
this.kil = true;
return(0);
}
this.getOper(ic.mode);
return(ic.call());
}
public string GenLog()
{
int opcode = this.getCurrent();
InstructionCaller ic = this.instructions[opcode];
return(string.Format(
" {0} {1:x2} {2}: {3,5}\t\t{4:x2} {5:x2} A:{6:x2} X:{7:x2} Y:{8:x2} P:{9:x2} SP:{10:x2} CYC:{11}",
this.getPc().ToString("x2"),
opcode,
ic.getName(), // instruction,
ic.mode, // mode,
this[this.getPc() + 1].ToString("x2"),
this[this.getPc() + 2].ToString("x2"),
this.ac,
this.x,
this.y,
this.sr,
this.sp,
this.cycle
));
}
