/// <summary>
///
/// </summary>
/// <param name="dtype"></param>
public StackPush( AVM1DataTypes dtype )
{
this._DataType = dtype;
this._Change = 1;
}
/// <summary>
///
/// </summary>
/// <param name="dtype"></param>
public StackPop( AVM1DataTypes dtype )
{
this._DataType = dtype;
this._Change = -1;
}