/// <summary>
/// Performs initialization of data structure for a newly created thread
/// It sets up the environment for the first method that runs the thread
/// </summary>
/// <param name="threadID">Thread id, which is the guid of the thread object</param>
/// <param name="startingObject">The object from which the thread is started</param>
/// <param name="startingMethod">The thread function</param>
private void InitializeThread(int threadID, VMValue_object startingObject, CILMethod startingMethod)
{
this.threadID = threadID;
currentMethod = startingMethod;
syncState = SyncState.RUNNING;
localVariableBlocks.Push(new VMLocalVariableBlock(this, startingMethod));
if(startingObject != null)
localVariableBlocks.Peek().AddArgumentFront(startingObject);
pc = currentMethod.GetFirstInstruction();
}
public VMValue_object MakeNullValue()
{
VMValue_object ret = new VMValue_object(nextguid, null, -1);
allValues.Add(nextguid, ret);
nextguid++;
return ret;
}
public VMValue_threadstart MakeThreadStartValue(VMValue_object obj, VMValue_ftn method)
{
int guid = nextguid++;
VMValue_threadstart ret = new VMValue_threadstart(guid, this, obj.GUID, method.GUID);
allValues.Add(guid, ret);
return ret;
}
/// <summary>
/// Make a new value of the same type of the given value
/// The given value is not modified after the operation, only its type is used
/// </summary>
/// <param name="value">The given value to get the type</param>
/// <returns>A new value of the same type of the given value</returns>
public VMValue MakeValue(VMValue value)
{
VMValue ret;
if(value is VMValue_int32)
{
ret = new VMValue_int32(nextguid, 0);
allValues.Add(nextguid, ret);
nextguid++;
return ret;
}
else if(value is VMValue_int64)
{
ret = new VMValue_int64(nextguid, 0);
allValues.Add(nextguid, ret);
nextguid++;
return ret;
}
else if(value is VMValue_double)
{
ret = new VMValue_double(nextguid, 0);
allValues.Add(nextguid, ret);
nextguid++;
return ret;
}
else if(value is VMValue_object)
{
ret = new VMValue_object(nextguid, ((VMValue_object)value).ClassType, -1);
allValues.Add(nextguid, ret);
nextguid++;
return ret;
}
else if(value is VMValue_array)
{
ret = new VMValue_array(nextguid, -1);
allValues.Add(nextguid, ret);
nextguid++;
return ret;
}
else
throw new Exception("Unknown value type to make a value");
}
public override VMValue Duplicate()
{
VMValue ret = new VMValue_object();
ret.CopyInternalData(this);
return ret;
}