public void WriteArrayIndex(uint arrayId, uint index, uint value)
{
if (!Platters.ContainsKey(arrayId))
{
Fail($"Attempting to read from abandoned array {arrayId}");
}
if (index >= Platters[arrayId].Length)
{
Fail($"Attempting to read out of bounds {arrayId} : {index}");
}
Platters[arrayId][index] = new Platter(value);
}
public void DischargeOperator(Platter um32Operator)
{
switch (um32Operator.OperatorNumber)
{
case OperatorConstants.ConditionalMove:
Logger.WriteInfo($"ConditionalMove: if {ReadRegister(um32Operator.RegisterC)} then {um32Operator.RegisterA} = {ReadRegister(um32Operator.RegisterB)}");
if (ReadRegister(um32Operator.RegisterC) != 0)
{
AssignRegister(
um32Operator.RegisterA,
ReadRegister(um32Operator.RegisterB));
}
break;
case OperatorConstants.ArrayIndex:
Logger.WriteInfo("ArrayIndex");
AssignRegister(
um32Operator.RegisterA,
ReadArrayIndex(
ReadRegister(um32Operator.RegisterB),
ReadRegister(um32Operator.RegisterC)));
break;
case OperatorConstants.ArrayAmendment:
Logger.WriteInfo("ArrayAmendment");
WriteArrayIndex(
ReadRegister(um32Operator.RegisterA),
ReadRegister(um32Operator.RegisterB),
ReadRegister(um32Operator.RegisterC));
break;
case OperatorConstants.Addition:
Logger.WriteInfo("Addition");
AssignRegister(um32Operator.RegisterA, ReadRegister(um32Operator.RegisterB) + ReadRegister(um32Operator.RegisterC));
break;
case OperatorConstants.Multiplication:
Logger.WriteInfo("Multiplication");
AssignRegister(um32Operator.RegisterA, ReadRegister(um32Operator.RegisterB) * ReadRegister(um32Operator.RegisterC));
break;
case OperatorConstants.Division:
Logger.WriteInfo("Division");
AssignRegister(um32Operator.RegisterA, ReadRegister(um32Operator.RegisterB) / ReadRegister(um32Operator.RegisterC));
break;
case OperatorConstants.NotAnd:
Logger.WriteInfo("NotAnd");
AssignRegister(um32Operator.RegisterA, ~(ReadRegister(um32Operator.RegisterB) & ReadRegister(um32Operator.RegisterC)));
break;
case OperatorConstants.Halt:
Logger.WriteInfo("Halt");
IsExecuting = false;
break;
case OperatorConstants.Allocation:
Logger.WriteInfo("Allocation");
var numberOfPlatters = ReadRegister(um32Operator.RegisterC);
var newPlatters = new List <Platter>();
for (int i = 0; i < numberOfPlatters; i++)
{
newPlatters.Add(new Platter(0));
}
var newArrayId = Platters.Keys.Max() + 1;
AllocatePlatterArray(newArrayId, newPlatters.ToArray());
AssignRegister(um32Operator.RegisterB, newArrayId);
break;
case OperatorConstants.Abandonment:
Logger.WriteInfo("Abandonment");
AbandonPlatterArray(ReadRegister(um32Operator.RegisterC));
break;
case OperatorConstants.Output:
char c = (char)ReadRegister(um32Operator.RegisterC);
Console.Write(c);
break;
case OperatorConstants.Input:
Logger.WriteInfo("Input");
var x = Console.Read();
if (x == -1)
{
AssignRegister(um32Operator.RegisterC, 0xFFFFFFFF);
}
else
{
AssignRegister(um32Operator.RegisterC, (uint)x);
}
break;
case OperatorConstants.LoadProgram:
Logger.WriteInfo("LoadProgram");
var sourceArrayId = ReadRegister(um32Operator.RegisterB);
var newExecutionOffset = ReadRegister(um32Operator.RegisterC);
var duplicatePlatters = new List <Platter>();
foreach (var platter in Platters[sourceArrayId])
{
duplicatePlatters.Add(new Platter(platter.Value));
}
ExecutionFinger = new ExecutionFinger {
ArrayId = 0, PlatterIndex = (int)newExecutionOffset
};
Platters[0] = duplicatePlatters.ToArray();
break;
case OperatorConstants.Orthography:
Logger.WriteInfo("Orthography");
AssignRegister(um32Operator.OrthograhyRegister, um32Operator.OrthograhyValue);
break;
default:
Fail($"Unrecognized operator {um32Operator.OperatorNumber}");
break;
}
}
