public int GetCurrentInstructionLength()
{
var fetcher = new Fetcher8086(_cpu);
var instruction = OpCodeManager.Decode(fetcher);
return(fetcher.GetBytesFetched());
}
public int ProcessSingleInstruction(bool debug = false)
{
var i = _pic.GetNextInterrupt();
if (i != null)
{
Interrupt((byte)i.Value, false);
}
var fetcher = new Fetcher8086(this);
var instruction = OpCodeManager.Decode(fetcher);
IncRegister(Register.IP, fetcher.GetBytesFetched());
if (instruction.Type == OpCodeManager.InstructionType.Invalid)
{
return(0);
}
if (debug)
{
string instructionText = $"{GetRegister(Register.CS):X4}:{GetRegister(Register.IP):X4} ";
instructionText += InstructionStringHelper.OutputInstruction(instruction);
DebugLineEmitted?.Invoke(instructionText);
Console.WriteLine(instructionText);
}
instructions[(int)instruction.Type].Dispatch(this, instruction);
return(instruction.Clocks);
}
public string GetCurrentInstructionString()
{
var fetcher = new Fetcher8086(_cpu);
var instruction = OpCodeManager.Decode(fetcher);
var instructionText = $"{_cpu.GetRegister(Register.CS):X4}:{_cpu.GetRegister(Register.IP):X4} ";
instructionText += InstructionStringHelper.OutputInstruction(instruction);
return(instructionText);
}
override public bool Init(string confDirectory, ref string errorMessage)
{
OpManager = new OpCodeManager();
if (!OpManager.Init(confDirectory + "\\" + PatchConfFileName, ref errorMessage))
{
return(false);
}
RegisterExplorers();
return(true);
}
virtual public bool Init(string ConfDirectory, ref string ErrorMessage)
{
OpManager = new OpCodeManager();
return(false);
}
