Esempio n. 1
0
        public override void Do(ICommandContext context)
        {
            /*
            if (dimension == 1)
                context.AddVariable(name, new Types.Array(type, context.RunStack.Pop().ToInt32()));
            else
                throw new Psimulex.Core.Exceptions.PsimulexException("More than one dimensional array is not implemented yet!");
             */

            if (dimension == 1)
                context.AddVariable(name, new Types.Array(type, 0));
            else
                throw new Psimulex.Core.Exceptions.PsimulexException("More than one dimensional array is not implemented yet!");
        }
Esempio n. 2
0
        public override void Do(ICommandContext context)
        {
            BaseType value = context.RunStack.Pop();

            using (new Memory.AutoCleanup())
            {
                if (IsReference)
                    value = value.ToReference();
                else
                    value = value.Dereference();

                value = ValueFactory.Convert(value.Clone(), type);
            }

            context.AddVariable(name, value.Clone());
        }
Esempio n. 3
0
        private void CallByName(ICommandContext context)
        {
            // It has to look up the availabe function names
            Function function = null;
            if (parametersCount >= 0)
            {
                function = context.FunctionLookup.GetFunctionByNameAndParameterCount(functionName, parametersCount);
                if (function == null)
                {
                    throw new PsimulexCoreException(string.Format("Call to an undefined function: {0} with {1} parameters.", functionName, parametersCount));
                }
            }
            else
            {
                function = context.FunctionLookup.GetFunctionByName(functionName);
                if (function == null)
                {
                    throw new PsimulexCoreException("Call to an undefined function: " + functionName);
                }
            }

            if (function.IsUserDefined)
            {
                UserDefinedFunction udf = function as UserDefinedFunction;

                Stack<BaseType> parameters = new Stack<BaseType>();

                foreach (var param in udf.Parameters)
                {
                    var value = context.RunStack.Pop();
                    if (param.IsReference)
                    {
                        value = value.ToReference();
                    }
                    parameters.Push(value.Clone());
                }

                parameters = parameters.Reverse();

                context.PushState();

                foreach (var param in udf.Parameters)
                {
                    context.AddVariable(param.Name, parameters[udf.Parameters.IndexOf(param)]);
                }

                // Just jump to its entry point.
                context.PC = udf.EntryPoint;
            }
            else
            {
                // Pack each parameter, and Invoke.

                Stack<BaseType> poppedValues = new Stack<BaseType>();
                var parameters = new List<BaseType>(function.ParameterCount);
                for (int i = 0; i < function.ParameterCount; ++i)
                {
                    var param = context.RunStack.Pop();
                    if (function.Parameters[i].IsReference)
                    {
                        param = param.ToReference();
                    }
                    poppedValues.Push(param.Clone());
                }

                parameters.AddRange(poppedValues.AsEnumerable());

                // Make the call
                var returnValue = context.System.SystemCall(function, parameters);

                // Push the returned value
                if (function.HasReturnValue)
                {
                    context.RunStack.Push(returnValue);
                }

                foreach (var param in parameters)
                {
                    param.Delete();
                }
            }
        }
Esempio n. 4
0
 public override void Do(ICommandContext context)
 {
     context.AddVariable(name, ValueFactory.CreateValue(type));
 }