public Processor(RealMemory realMemory, ChannelTool channelTool, VirtualMemory virtualMemory = null, Pager pager = null)
{
RealMemory = realMemory;
VirtualMemory = virtualMemory;
ChannelTool = channelTool;
Pager = pager;
FileManager = new FileManager(RealMemory, this);
CommandInterpretator = new CommandInterpretator(this, virtualMemory);
Interruptor = new Interruptor(this, virtualMemory, FileManager, RealMemory);
// STOPS PROGRAM AFTER MAX STEP COUNT
UseMaxStep = true;
// CURRENT STEP
CurrentStep = 0;
registers = new Dictionary <string, Register>
{
{ "R1", new Register(value: 0) }, // Word length general register
{ "R2", new Register(value: 0) }, // Word length general register
{ "IC", new HexRegister(2) }, // Current command adress in memory register
{ "PTR", new HexRegister(4) }, // Page table adress register
{ "SF", new StatusFlagRegister() }, // Aritmetic operation logic values
{ "MODE", new ChoiceRegister('N', 'S') }, // Processor mode "N" - user, "S" - supervisor
{ "PI", new ChoiceRegister(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12) }, // Program interuptor
{ "SI", new ChoiceRegister(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12) }, // Supervisor interuptor
{ "TI", new HexRegister(Utility.TIMER_VALUE, 1) } // Timer interuptor
};
}
public bool Step()
{
char[] stepCommand = VirtualMemory.GetValue(GetICRegisterValue());
char[] nextCommand = VirtualMemory.GetValue(GetICRegisterValue() + 1);
string stringCommand = new string(stepCommand);
string stringNext = new string(nextCommand);
Console.WriteLine("STEP: " + stringCommand + " (NEXT: " + stringNext + ")");
bool commandResult = CommandInterpretator.ParseCommand(stepCommand);
if (Test())
{
if (!Interrupt())
{
FileManager.CloseAll(); return(false);
}
}
if (ChangedIC)
{
ChangedIC = false;
}
else
{
IncICRegisterValue(1);
}
if (UseMaxStep && CurrentStep++ >= Utility.MAX_STEPS)
{
return(StopProgram());
}
return(commandResult);
}
public void SetVirtualMemory(VirtualMemory virtualMemory, Pager pager)
{
VirtualMemory = virtualMemory;
Pager = pager;
SetPTRRegisterValue(pager.GetPTR());
CommandInterpretator.SetVirtualMemory(virtualMemory);
Interruptor.SetVirtualMemory(virtualMemory);
}
static void Main(string[] args)
{
IRepository repository = new UnitRepository();
IUnitFactory unitFactory = new UnitFactory();
ICommandInterpreter commandInterpreter = new CommandInterpretator(repository, unitFactory);
IRunnable engine = new Engine(commandInterpreter);
engine.Run();
}
private static void Main()
{
var interpretator = new CommandInterpretator();
var input = Console.ReadLine();
while (input != "END")
{
interpretator.ParseCommand(input);
input = Console.ReadLine();
}
}
private string InterpredCommand(string[] data, string commandName)
{
var commandInterpretator = new CommandInterpretator(repository, unitFactory);
return(commandInterpretator.InterpretCommand(data, commandName).Execute());
}
public Engine()
{
this._cmdInterpretator = new CommandInterpretator();
}