Exemple #1
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 public OperationsList()
 {
     First = new OperationNode();
     Last = First;
     First.Next = Last;
     Current = Last;
 }
Exemple #2
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 public void MoveNext()
 {
     if (Current.Next != null)
     {
         Current = Current.Next;
     }
 }
Exemple #3
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 public OperationsList()
 {
     First      = new OperationNode();
     Last       = First;
     First.Next = Last;
     Current    = Last;
 }
Exemple #4
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        public static Instruction CreateBinaryInstruction(
            string mnemonic, OperationNode op, int exUnit,
            ValueNode vres, RegisterSet vresRegs,
            ValueNode v1, RegisterSet v1Regs,
            ValueNode v2, RegisterSet v2Regs)
        {
            InstructionPattern ip = new InstructionPattern();

            ip.AddNode(op);
            ip.AddNode(vres);
            ip.AddNode(v1);
            ip.AddNode(v2);
            ip.AddEdge(op, vres);
            ip.AddEdge(v1, op);
            ip.AddEdge(v2, op);

            ip.OperandValues.Add(v1);
            ip.OperandValues.Add(v2);
            ip.ResultValue = vres;

            Instruction i = new Instruction(mnemonic, ip);

            i.ExecutionUnit = exUnit;
            i.ResultRegisters = vresRegs;
            i.OperandsRegisters[0] = v1Regs;
            i.OperandsRegisters[1] = v2Regs;

            return i;
        }
Exemple #5
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        public Redo(OperationNode lastOperation)
        {
            OperationId = ID;

            if (lastOperation.Next != null)
                _lastCanceledOperation = lastOperation.Next.Value;
        }
Exemple #6
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        private Node Execute(string exp, char op) // Overloaded Execute function
        {
            int counter = 0;
            int i       = exp.Length - 1; // start from end of string

            while (i >= 0)
            {
                if (exp[i] == '(')
                {
                    counter++;
                }
                else if (exp[i] == ')')
                {
                    counter--;
                }
                if (counter == 0 && exp[i] == op) // if hit correct operator
                {
                    // Form the subtree with the OperationNode being the root
                    OperationNode opNode = new OperationNode(op);
                    opNode.Left  = Execute(exp.Substring(0, i));
                    opNode.Right = Execute(exp.Substring(i + 1));
                    return(opNode);
                }
                i--;
            }
            return(null);
        }
Exemple #7
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        private void AddChildren(OperationNode <int> node, string query)
        {
            try
            {
                bool symbolFound = false;

                foreach (var operation in _operations)
                {
                    var position = query.IndexOf(operation.Symbol);

                    if (position != -1)
                    {
                        node.Param     = int.Parse(query.Substring(0, position));
                        node.Operation = operation;
                        node.Next      = new OperationNode <int>();
                        var subquery = query.Substring(position + 1);

                        AddChildren(node.Next, subquery);

                        symbolFound = true;
                    }
                }

                if (!symbolFound)
                {
                    node.Param = int.Parse(query);
                }
            }
            catch (Exception)
            {
                throw new Exception("Unknown operation!");
            }
        }
Exemple #8
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 public void MovePrevious()
 {
     if (Current.Previous != null)
     {
         Current = Current.Previous;
     }
 }
Exemple #9
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 public Undo(OperationNode lastOperation)
 {
     OperationId = ID;
     if (lastOperation != null)
     {
         _lastOperation = lastOperation.Value;
     }
 }
Exemple #10
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        public OperationNode <int> Parse(string query)
        {
            var tree = new OperationNode <int>();

            AddChildren(tree, query);

            return(tree);
        }
Exemple #11
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 public void Add(Operation operation)
 {
     Current.Next = new OperationNode()
     {
         Value = operation, Previous = Current
     };
     Last    = Current.Next;
     Current = Last;
 }
Exemple #12
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        public Redo(OperationNode lastOperation)
        {
            OperationId = ID;

            if (lastOperation.Next != null)
            {
                _lastCanceledOperation = lastOperation.Next.Value;
            }
        }
Exemple #13
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    public string Visit(OperationNode node)
    {
        switch (node.OperationType)
        {
        // prefix stuff
        case OperationType.Positive:
        case OperationType.Negative:
        case OperationType.Not:
        case OperationType.PrefixIncrement:
        case OperationType.PrefixDecrement:
            return(ASTHelper.PrintToken(node.Token) + Print(node.Operands[0]));

        // postfix stuff
        case OperationType.PostfixIncrement:
        case OperationType.PostfixDecrement:
            return(Print(node.Operands[0]) + ASTHelper.PrintToken(node.Token));

        // normal infix stuff
        case OperationType.Addition:
        case OperationType.Substraction:
        case OperationType.Multiplication:
        case OperationType.Division:
        case OperationType.Power:
        case OperationType.Modulo:
        case OperationType.Or:
        case OperationType.And:
        case OperationType.Xor:
        case OperationType.Equal:
        case OperationType.NotEqual:
        case OperationType.Less:
        case OperationType.LessOrEqual:
        case OperationType.Greater:
        case OperationType.GreaterOrEqual:
        case OperationType.Access:
        case OperationType.Assign:
            return(Print(node.Operands[0])
                   + ASTHelper.PrintToken(node.Token)
                   + Print(node.Operands[1]));

        case OperationType.ArrayAccess:
            return(Print(node.Operands[0])                             // name of the array
                   + ASTHelper.PrintToken(node.Token)                  // '['
                   + Utilities.Join(",", Print, node.Operands.Skip(1)) // indices
                   + ASTHelper.PrintToken(node.AdditionalTokens[0]));  // ']'

        case OperationType.Conditional:
            return(Print(node.Operands[0])
                   + ASTHelper.PrintToken(node.Token)
                   + Print(node.Operands[1])
                   + ASTHelper.PrintToken(node.AdditionalTokens[0])
                   + Print(node.Operands[2]));

        default:
            throw new Exception("Oho, someone forgot to implement a printer for an operation type...");
        }
    }
Exemple #14
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    private string Enclose(OperationNode subNode, Operation op)
    {
        string res = Visit((dynamic)subNode);

        if (subNode.Op < op)     // Here we do the check
        {
            res = "(" + res + ")";
        }
        return(res);
    }
        internal Node ResolveQuery(BinaryExpression binaryExpression)
        {
            var     @operator             = binaryExpression.NodeType;
            dynamic binaryExpressionLeft  = binaryExpression.Left;
            dynamic binaryExpressionRight = binaryExpression.Right;
            dynamic queryLeft             = ResolveQuery(binaryExpressionLeft);
            dynamic queryRight            = ResolveQuery(binaryExpressionRight);
            var     operationNode         = new OperationNode(@operator, queryLeft, queryRight);

            return(operationNode);
        }
        /// <summary>
        ///     Applies the simplification rule to the given node, assuming the rule is applicable
        /// </summary>
        /// <param name="orig">The original node</param>
        /// <returns>The simplified node</returns>
        public virtual Node <C> TryApply(OperationNode <C> orig)
        {
            var assignments = new Dictionary <Variable <ValueType>, Node <ValueType> >();

            if (!CanApply((Node <ValueType>)orig, (Node <ValueType>)before, assignments))
            {
                return(orig);
            }

            return((Node <C>)Assign((Node <ValueType>)after, assignments));
        }
Exemple #17
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        private int CalculateTotal(OperationNode <int> note)
        {
            //TODO need to implement correct tree handling
            if (note.Next == null)
            {
                return(0);
            }

            var total = note.Operation.Calculate(note.Param, note.Next.Param);

            return(total);
        }
Exemple #18
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        protected void CreateSingleLoop(
            ProgramGraph g, ValueNode ap, ValueNode bp, ValueNode s,
            ValueNode ap1, ValueNode bp1, ValueNode s1)
        {
            OperationNode[] o = new OperationNode[8];

            o[0] = new AddOperationNode();
            o[1] = new MulOperationNode();
            o[2] = new LoadOperationNode();
            o[3] = new AddOperationNode();
            o[4] = new LoadOperationNode();
            o[5] = new AddOperationNode();
            o[6] = new ConstOperationNode();
            o[7] = new ConstOperationNode();

            foreach (OperationNode op in o)
                g.AddNode(op);

            ValueNode[] v = new ValueNode[7];

            v[0] = new FloatRegisterNode();
            v[1] = new FloatRegisterNode();
            v[2] = new FloatRegisterNode();
            v[3] = new IntRegisterNode();
            v[4] = new IntRegisterNode();
            v[5] = new IntConstantNode(4);
            v[6] = new IntConstantNode(4);

            foreach (ValueNode val in v)
                g.AddNode(val);

            g.AddEdge(v[0], o[0]);
            g.AddEdge(s, o[0]);
            g.AddEdge(o[0], s1);
            g.AddEdge(v[1], o[1]);
            g.AddEdge(v[2], o[1]);
            g.AddEdge(o[1], v[0]);
            g.AddEdge(ap, o[2]);
            g.AddEdge(o[2], v[1]);
            g.AddEdge(ap, o[3]);
            g.AddEdge(v[3], o[3]);
            g.AddEdge(o[3], ap1);
            g.AddEdge(bp, o[4]);
            g.AddEdge(o[4], v[2]);
            g.AddEdge(bp, o[5]);
            g.AddEdge(v[4], o[5]);
            g.AddEdge(o[5], bp1);
            g.AddEdge(v[5], o[6]);
            g.AddEdge(o[6], v[3]);
            g.AddEdge(v[6], o[7]);
            g.AddEdge(o[7], v[4]);
        }
        public Operation Create(int id, OperationNode lastOperationNode)
        {
            switch (id)
            {

                case Undo.ID:
                    return new Undo(lastOperationNode);
                case Redo.ID:
                    return new Redo(lastOperationNode);
                default:
                    return CreateOperation(id);
            }
        }
 private void Enclose(OperationNode subNode, Operation op)
 {
     if (subNode.Op < op)
     {
         Text = Text + "(";
         Visit((dynamic)subNode);
         Text = Text + ")";
     }
     else
     {
         Visit((dynamic)subNode);
     }
 }
Exemple #21
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        public Operation Create(int id, OperationNode lastOperationNode)
        {
            switch (id)
            {
            case Undo.ID:
                return(new Undo(lastOperationNode));

            case Redo.ID:
                return(new Redo(lastOperationNode));

            default:
                return(CreateOperation(id));
            }
        }
Exemple #22
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        private void BuildTree()
        {
            shuntingYardAlgorithm();
            var newStack = new Stack <Node>();

            while (oStack.Count() != 0)
            {
                if (precedenceDictionary.ContainsKey(oStack.Peek()))
                {
                    var newOp = new OperationNode(oStack.Pop());
                    try
                    {
                        newOp.mRight = newStack.Pop();
                    }
                    catch

                    {
                        newOp.mRight = null;
                    }

                    try
                    {
                        newOp.mLeft = newStack.Pop();
                    }
                    catch
                    {
                        newOp.mLeft = null;
                    }

                    newStack.Push(newOp);
                }
                else
                {
                    if (Double.TryParse(oStack.Peek(), out var value))
                    {
                        var tempNum = new NumberNode(value);
                        newStack.Push(tempNum);
                        oStack.Pop();
                    }
                    else
                    {
                        var tempVar = new VariableNode(oStack.Pop());
                        varNameList.Add(tempVar.mVar);
                        newStack.Push(tempVar);
                    }
                }
            }

            mRoot = newStack.Pop();
        }
        private IOperationNode CreateExpressionTree(List <object> list)
        {
            var operationIndex = -1;

            foreach (var operations in OperationsPriority.Reverse())
            {
                operationIndex = list.FindLastIndex(x => x is string && operations.Any(y => y == (string)x));
                if (operationIndex >= 0)
                {
                    break;
                }
            }

            if (operationIndex == -1)
            {
                return((IOperationNode)list.First());
            }

            var operationSymbol = (string)list[operationIndex];

            // root
            var operationNode = new OperationNode(operationSymbol);

            // left node
            if (operationIndex > 0)
            {
                var leftNode = CreateExpressionTree(list.GetRange(0, operationIndex));
                operationNode.Operations[0] = leftNode;
            }

            // right node
            if (operationIndex < list.Count - 1)
            {
                var rightNode = CreateExpressionTree(list.GetRange(operationIndex + 1, list.Count - operationIndex - 1));
                operationNode.Operations[1] = rightNode;
            }

            // case unary unary expression
            if (OperationsType[operationSymbol] == 1 && operationNode.Operations[0] != null)
            {
                var leftOperationNode = operationNode.Operations[0] as OperationNode;
                leftOperationNode.Operations[0] = operationNode;

                operationNode.Operations[0] = null;
                operationNode = leftOperationNode;
            }

            return(operationNode);
        }
Exemple #24
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        //the remade make tree algorithem so a rpn string can be evaluated,
        //uses a stack of nodes and trees to hold items
        private Node makeTree(string expression)
        {
            expression = shuntingYardAlgo(expression);
            int          expLength = expression.Length;
            Stack <Node> expStack  = new Stack <Node>();

            expStack.Push(null);
            OperationNode tempTree = null;
            Node          tempNodeR = null, tempNodeL = null;
            string        tSubString = "";

            int iter = 1, prevSpace = 0;

            for (; iter < expLength; iter++)
            {
                if (expression[iter] == ' ')
                {
                    tSubString = expression.Substring(prevSpace + 1, (iter - prevSpace - 1));
                    prevSpace  = iter;
                    if (tSubString.Length != 0)
                    {
                        switch (tSubString)
                        {
                        case "+":
                        case "-":
                        case "*":
                        case "/":
                            tempNodeR = expStack.Pop();
                            tempNodeL = expStack.Pop();
                            tempTree  = new OperationNode(Convert.ToChar(tSubString), tempNodeL, tempNodeR);
                            expStack.Push(tempTree);
                            break;

                        case "_":                                                                          //unary negation is handled differently, a node with a negative is made
                            tempNodeR = expStack.Pop();
                            tempTree  = new OperationNode(Convert.ToChar("-"), MakeNodes("0"), tempNodeR); //the left node is 0 and the right node is the value
                            expStack.Push(tempTree);
                            break;

                        default:
                            expStack.Push(MakeNodes(tSubString));
                            break;
                        }
                    }
                }
            }
            return(expStack.Pop());
        }
Exemple #25
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        /// <summary>
        /// performs an in order tree walk, going through all operations and returning lastOp as the last one
        /// </summary>
        /// <param name="lastOp"></param>
        /// <returns></returns>
        public IEnumerable <OperationNode> OperationData(OperationNode lastOp)
        {
            if (mRoot == null || mRoot == NIL)
            {
                yield return(lastOp);

                yield break;
            }
            if (mTreeWalkStack == null)
            {
                mTreeWalkStack = new Stack <Node>();
            }
            Node current  = mRoot;
            bool hasNodes = true;

            while (hasNodes)
            {
                if (current != NIL)
                {
                    ApplyModifier(current); // all modifier must be appied so that the indices are valid
                    mTreeWalkStack.Push(current);
                    current = current.Left;
                }
                else
                {
                    if (mTreeWalkStack.Count > 0)
                    {
                        current = mTreeWalkStack.Pop();
                        var op = current.OperationA;
                        if (op != null)
                        {
                            yield return(new OperationNode(current.Key, op.Value, op.Operation, op.Count));
                        }
                        op = current.OperationB;
                        if (op != null)
                        {
                            yield return(new OperationNode(current.Key, op.Value, op.Operation, op.Count));
                        }
                        current = current.Right;
                    }
                    else
                    {
                        hasNodes = false;
                    }
                }
            }
            yield return(lastOp);
        }
Exemple #26
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    public bool Visit(OperationNode node)
    {
        switch (node.OperationType)
        {
        case OperationType.PrefixIncrement:
        case OperationType.PostfixIncrement:
        case OperationType.PrefixDecrement:
        case OperationType.PostfixDecrement:
        case OperationType.Access:
        case OperationType.Assign:
            return(false);

        default:
            return(node.Operands.All(IsContant));
        }
    }
        public void ResolveHaving <T, TKey>(SqlFunctionType type, Expression <Func <T, TKey> > expression, ExpressionType expType, object value)
        {
            builder.FunctionType = type;
            builder.PartType     = SqlPartType.Having;

            var member = ExpressionHelper.GetMemberExpression(expression.Body);

            if (member != null)
            {
                OperationNode node = new OperationNode();
                node.Left     = new MemberNode(member);
                node.Right    = new ValueNode(value);
                node.Operator = expType;
                builder.BuildWhere(node);
            }
        }
    public static QueryPlan Build(IPreparedOperation operation)
    {
        if (operation is null)
        {
            throw new ArgumentNullException(nameof(operation));
        }

        var context = new QueryPlanContext(operation);

        OperationNode operationNode = Prepare(context);

        QueryPlan[] deferredPlans =
            operationNode.Deferred.Count > 0
                ? new QueryPlan[operationNode.Deferred.Count]
                : Array.Empty <QueryPlan>();

        Dictionary <int, QueryPlan>?streamPlans =
            context.Streams.Count > 0
                ? new Dictionary <int, QueryPlan>()
                : null;

        if (operationNode.Deferred.Count > 0)
        {
            for (var i = 0; i < operationNode.Deferred.Count; i++)
            {
                deferredPlans[i] = new QueryPlan(
                    operationNode.Deferred[i].CreateStep(),
                    deferredPlans,
                    streamPlans);
            }
        }

        if (context.Streams.Count > 0)
        {
            foreach (StreamPlanNode streamPlanNode in context.Streams.Values)
            {
                var streamPlan = new QueryPlan(
                    streamPlanNode.Root.CreateStep(),
                    deferredPlans,
                    streamPlans);

                streamPlans !.Add(streamPlanNode.Id, streamPlan);
            }
        }

        return(new QueryPlan(operationNode.CreateStep(), deferredPlans, streamPlans));
    }
Exemple #29
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        /*
         *  An assignation is in the form of :
         *      - x = 5;
         *      - x = y * 1 / z;
         */
        public AbstractStatementNode AssignationExpression()
        {
            AbstractExpressionNode left;

            if (IsOperator(OperatorType.Dereference))
            {
                left = ArithmeticPrimitive();
            }
            else
            {
                var ident  = GetTokenValueOrThrow <string>(TokenType.Identifier, $"assignation identifier not found");
                var symbol = Symbols.Search <AbstractSymbol>(ident);
                if (symbol is AbstractAddressableSymbol)
                {
                    var addressableSymbol = (AbstractAddressableSymbol)symbol;
                    var identNode         = new AddressableIdentifierNode(addressableSymbol);
                    if (IsOperatorUnconsumed(OperatorType.BracketOpen))
                    {
                        var indexExpression = BracketEnclosed(ArithmeticExpression);
                        left = new OperationNode(OperatorType.Add, identNode, indexExpression);
                        // recursive ident[a][b][c]...
                        while (IsOperatorUnconsumed(OperatorType.BracketOpen))
                        {
                            indexExpression = BracketEnclosed(ArithmeticExpression);
                            left            = new OperationNode(OperatorType.Add, new DereferenceNode(left), indexExpression);
                        }
                    }
                    else
                    {
                        return(new AssignationNode(identNode, AbstractAssign(identNode)));
                    }
                }
                else if (symbol is FunctionSymbol)
                {
                    return(new BlockNode
                           (
                               CallExpression((FunctionSymbol)symbol),
                               new DropNode()
                           ));
                }
                else
                {
                    throw new InvalidOperationException("assignation or call expression expected");
                }
            }
            return(new PointerAssignationNode(left, AbstractAssign(left)));
        }
        public Operation Create(string name, OperationNode lastOperationNode)
        {
            switch (name.ToLower())
            {

                case "undo":
                    return Create(Undo.ID, lastOperationNode);
                case "redo":
                    return Create(Redo.ID, lastOperationNode);
                default:
                    int id;
                    if (int.TryParse(name, out id))
                    {
                        return Create(id, lastOperationNode);
                    }
                    return CreateOperation(name);
            }
        }
        public static OperationNode Build(QueryPlanContext context)
        {
            var root = new SequenceNode {
                CancelOnError = true
            };

            context.Root = root;
            context.NodePath.Push(root);

            foreach (ISelection mutation in context.Operation.GetRootSelectionSet().Selections)
            {
                context.SelectionPath.Push(mutation);

                var mutationStep = new ResolverNode(
                    mutation,
                    context.SelectionPath.PeekOrDefault(),
                    GetStrategyFromSelection(mutation));

                root.AddNode(mutationStep);

                QueryStrategy.VisitChildren(mutation, context);
            }

            context.NodePath.Pop();

            QueryPlanNode optimized     = QueryStrategy.Optimize(context.Root);
            var           operationNode = new OperationNode(optimized);

            if (context.Deferred.Count > 0)
            {
                foreach (QueryPlanNode?deferred in QueryStrategy.BuildDeferred(context))
                {
                    operationNode.Deferred.Add(deferred);
                }
            }

            if (context.Streams.Count > 0)
            {
                operationNode.Streams.AddRange(context.Streams.Values);
            }

            return(operationNode);
        }
    public static GraphNode ToGraphNode(OperationNode node)
    {
        var root = new GraphNode(node.GetHashCode(), "\"" + node.Representation + "\"");

        root.AddProperty("color", "dodgerblue");
        root.AddProperty("tooltip", nameof(OperationNode));

        if (node.Representation == "++" || node.Representation == "--")
        {
            root = new GraphNode(node.GetHashCode(), ((node as OperationNode).OperationType.EndsWith("post") ? "\"(postfix)" : "\"(prefix)") + node.Representation + "\"");
        }

        foreach (var child in (node as OperationNode).Operands)
        {
            root.AddNode(ToGraphNode((dynamic)child));
        }

        return(root);
    }
Exemple #33
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    public bool Visit(OperationNode node)
    {
        if (node.OperationType == OperationType.Access)
        {
            if (node.Operands.Count != 2)
            {
                return(false);
            }

            // we only need to check the left-hand operand, because we know the right-hand operand
            // is an IdentNode, because an access operation is defined as :
            //  access-operation :
            //      value '.' identifier
            // hence, the left-hand side
            return(node.Operands[0].Accept(this));
        }

        return(false);
    }
Exemple #34
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        public Operation Create(string name, OperationNode lastOperationNode)
        {
            switch (name.ToLower())
            {
            case "undo":
                return(Create(Undo.ID, lastOperationNode));

            case "redo":
                return(Create(Redo.ID, lastOperationNode));

            default:
                int id;
                if (int.TryParse(name, out id))
                {
                    return(Create(id, lastOperationNode));
                }
                return(CreateOperation(name));
            }
        }
Exemple #35
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        private double EvalNode(Node node) // Evaluate each node in expression tree recursively
        {
            ConstantValueNode constantNode = node as ConstantValueNode;

            if (constantNode != null)
            {
                return(constantNode.Value);
            }

            VariableNode variableNode = node as VariableNode;

            if (variableNode != null)
            {
                return(_variables[variableNode.VariableName]);
            }

            OperationNode operationNode = node as OperationNode;

            if (operationNode != null)
            {
                switch (operationNode.Operator)
                {
                case '+':
                    return(EvalNode(operationNode.Left) + EvalNode(operationNode.Right));

                case '-':
                    return(EvalNode(operationNode.Left) - EvalNode(operationNode.Right));

                case '*':
                    return(EvalNode(operationNode.Left) * EvalNode(operationNode.Right));

                case '/':
                    return(EvalNode(operationNode.Left) / EvalNode(operationNode.Right));

                default:
                    Console.WriteLine("Not a valid operator: " + operationNode.Operator);
                    return(0);
                }
            }
            Console.WriteLine("Not a valid node."); // error
            return(0);
        }
Exemple #36
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        public static Instruction CreateLeftTernaryInstruction(
            string mnemonic, OperationNode op1, OperationNode op2, int exUnit,
            ValueNode vres, RegisterSet vresRegs,
            ValueNode v1, RegisterSet v1Regs,
            ValueNode v2, RegisterSet v2Regs,
            ValueNode v3, RegisterSet v3Regs)
        {
            InstructionPattern ip = new InstructionPattern();

            ip.AddNode(op1);
            ip.AddNode(op2);
            ip.AddNode(vres);
            ip.AddNode(v1);
            ip.AddNode(v2);
            ip.AddNode(v3);

            ValueNode iv1 = new RegisterValueNode(v1.Datatype);

            ip.AddNode(iv1);

            ip.AddEdge(v1, op1);
            ip.AddEdge(v2, op1);
            ip.AddEdge(op1, iv1);
            ip.AddEdge(iv1, op2);
            ip.AddEdge(v3, op2);
            ip.AddEdge(op2, vres);

            ip.OperandValues.Add(v1);
            ip.OperandValues.Add(v2);
            ip.OperandValues.Add(v3);
            ip.ResultValue = vres;

            Instruction i = new Instruction(mnemonic, ip);

            i.ExecutionUnit = exUnit;
            i.ResultRegisters = vresRegs;
            i.OperandsRegisters[0] = v1Regs;
            i.OperandsRegisters[1] = v2Regs;
            i.OperandsRegisters[2] = v3Regs;

            return i;
        }
        public static OperationNode Build(QueryPlanContext context)
        {
            QueryPlanNode root          = Build(context, context.Operation.GetRootSelectionSet());
            var           operationNode = new OperationNode(root);

            if (context.Deferred.Count > 0)
            {
                foreach (QueryPlanNode?deferred in BuildDeferred(context))
                {
                    operationNode.Deferred.Add(deferred);
                }
            }

            if (context.Streams.Count > 0)
            {
                operationNode.Streams.AddRange(context.Streams.Values);
            }

            return(operationNode);
        }
        //Overload Compile function
        //this function compiles expression using a certain operation parameter and handles the parentheses
        private Node Compile(string exp, char op)
        {
            int counter = 0;

            //loop from right to left
            int i = exp.Length - 1;

            while (i >= 0)
            {
                if (exp[i] == '(')
                {
                    counter++;
                }
                else if (exp[i] == ')')
                {
                    counter--;
                }

                //hit correct operator
                if (counter == 0 && exp[i] == op)
                {
                    //form the subtree with the OperationNode being the root, return the OperationNode
                    OperationNode opNode = new OperationNode(op);
                    opNode.Left = Compile(exp.Substring(0, i));
                    opNode.Right = Compile(exp.Substring(i + 1));

                    return opNode;
                }
                i--;
            }

            return null;
        }
 private AccessPermissionTree BuileAccessTree(List<AccessPermission> permissions)
 {
     AccessPermissionTree accessTree = new AccessPermissionTree();
     foreach (ModuleCategoryType catetype in Enum.GetValues(typeof(ModuleCategoryType)))
     {
         CategoryNode category = new CategoryNode();
         category.CategoryType = catetype;
         List<AccessPermission> moduleList = permissions.FindAll(delegate(AccessPermission access) { return access.CategotyType == catetype; });
         List<ModuleType> moduleInCategory = new List<ModuleType>();
         foreach (ModuleType moduleType in Enum.GetValues(typeof(ModuleType)))
         {
             AccessPermission accesssss = moduleList.Find(delegate(AccessPermission per)
             {
                 return per.ModuleType == moduleType;
             });
             if (moduleList.Find(delegate(AccessPermission per) { return per.ModuleType == moduleType; }) != null)
             {
                 moduleInCategory.Add(moduleType);
             }
         }
         foreach (ModuleType moduleType in moduleInCategory)
         {
             ModuleNode module = new ModuleNode();
             module.Type = moduleType;
             foreach (AccessPermission access in moduleList)
             {
                 if (access.ModuleType == moduleType)
                 {
                     OperationNode node = new OperationNode();
                     node.Id = access.OperationId;
                     node.OperationDescription = access.OperationName;
                     module.OperationNodes.Add(node);
                 }
             }
             category.ModuleNodes.Add(module);
         }
         if (category.ModuleNodes.Count != 0)
         {
             accessTree.CategoryNodes.Add(category);
         }
     }
     return accessTree;
 }
Exemple #40
0
 public Undo(OperationNode lastOperation)
 {
     OperationId = ID;
     if (lastOperation != null)
     _lastOperation=lastOperation.Value;
 }
Exemple #41
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        public ProgramGraph CreateUnrolledProgramGraph(int k)
        {
            ProgramGraph g = new ProgramGraph();

            ValueNode[] px = new ValueNode[k];
            ValueNode[] x  = new ValueNode[k];

            ValueNode[] py = new ValueNode[k];
            ValueNode[] my = new ValueNode[k];
            ValueNode[] y  = new ValueNode[k];

            OperationNode[] lx = new OperationNode[k];
            OperationNode[] sy = new OperationNode[k];

            for (int i = 0; i < k; i++) {

                px[i] = new FloatMemoryNode("x[" + i + "]");
                lx[i] = new LoadOperationNode();
                x[i]  = new FloatRegisterNode();

                g.AddNode(px[i]);
                g.AddNode(lx[i]);
                g.AddNode(x[i]);

                g.AddEdge(px[i], lx[i]);
                g.AddEdge(lx[i], x[i]);

                y[i]  = new FloatRegisterNode();
                py[i] = new FloatMemoryNode("y[" + i + "]");
                sy[i] = new StoreOperationNode();
                my[i] = new FloatMemoryNode(null);

                g.AddNode(y[i]);
                g.AddNode(py[i]);
                g.AddNode(sy[i]);
                g.AddNode(my[i]);

                g.AddEdge(y[i], sy[i]);
                g.AddEdge(py[i], sy[i]);
                g.AddEdge(sy[i], my[i]);
            }

            ValueNode[] x0 = new ValueNode[k + 1];
            ValueNode[] x1 = new ValueNode[k + 1];

            for (int i = 0; i < k + 1; i++) {

                x0[i] = new FloatRegisterNode();
                x1[i] = new FloatRegisterNode();

                g.AddNode(x0[i]);
                g.AddNode(x1[i]);
            }

            ValueNode px00 = new FloatMemoryNode("x0[0]");
            ValueNode px10 = new FloatMemoryNode("x1[0]");

            OperationNode lx00 = new LoadOperationNode();
            OperationNode lx10 = new LoadOperationNode();

            g.AddNode(px00);
            g.AddNode(px10);
            g.AddNode(lx00);
            g.AddNode(lx10);

            g.AddEdge(px00, lx00);
            g.AddEdge(lx00, x0[0]);
            g.AddEdge(px10, lx10);
            g.AddEdge(lx10, x1[0]);

            ValueNode px0k = new FloatMemoryNode("x0[" + k + "]");
            ValueNode px1k = new FloatMemoryNode("x1[" + k + "]");

            ValueNode mx0k = new FloatMemoryNode(null);
            ValueNode mx1k = new FloatMemoryNode(null);

            OperationNode sx0k = new StoreOperationNode();
            OperationNode sx1k = new StoreOperationNode();

            g.AddNode(px0k);
            g.AddNode(px1k);
            g.AddNode(mx0k);
            g.AddNode(mx1k);
            g.AddNode(sx0k);
            g.AddNode(sx1k);

            g.AddEdge(x0[k], sx0k);
            g.AddEdge(px0k, sx0k);
            g.AddEdge(sx0k, mx0k);
            g.AddEdge(x1[k], sx1k);
            g.AddEdge(px1k, sx1k);
            g.AddEdge(sx1k, mx1k);

            ValueNode pc0 = new FloatMemoryNode("c0");
            ValueNode pc1 = new FloatMemoryNode("c1");
            ValueNode pc2 = new FloatMemoryNode("c2");
            ValueNode pc3 = new FloatMemoryNode("c3");
            ValueNode pc4 = new FloatMemoryNode("c4");

            OperationNode lc0 = new LoadOperationNode();
            OperationNode lc1 = new LoadOperationNode();
            OperationNode lc2 = new LoadOperationNode();
            OperationNode lc3 = new LoadOperationNode();
            OperationNode lc4 = new LoadOperationNode();

            ValueNode c0 = new FloatRegisterNode();
            ValueNode c1 = new FloatRegisterNode();
            ValueNode c2 = new FloatRegisterNode();
            ValueNode c3 = new FloatRegisterNode();
            ValueNode c4 = new FloatRegisterNode();

            g.AddNode(pc0); g.AddNode(pc1); g.AddNode(pc2);
            g.AddNode(pc3); g.AddNode(pc4);

            g.AddNode(lc0); g.AddNode(lc1); g.AddNode(lc2);
            g.AddNode(lc3); g.AddNode(lc4);

            g.AddNode(c0); g.AddNode(c1); g.AddNode(c2);
            g.AddNode(c3); g.AddNode(c4);

            g.AddEdge(pc0, lc0); g.AddEdge(lc0, c0);
            g.AddEdge(pc1, lc1); g.AddEdge(lc1, c1);
            g.AddEdge(pc2, lc2); g.AddEdge(lc2, c2);
            g.AddEdge(pc3, lc3); g.AddEdge(lc3, c3);
            g.AddEdge(pc4, lc4); g.AddEdge(lc4, c4);

            for (int i = 0; i < k; i++) {

                CreateSingleFilterLoop(
                    g, x[i], x0[i], x1[i], c0, c1, c2, c3, c4,
                    x0[i + 1], x1[i + 1], y[i]);
            }

            g.InitInputValues();
            g.InitOutputValues();

            return g;
        }
Exemple #42
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        protected void CreateSingleLoop(
            ProgramGraph g, ValueNode xp, ValueNode yp, ValueNode x, ValueNode y,
            ValueNode c0, ValueNode c1, ValueNode c2, ValueNode xp1, ValueNode yp1,
            ValueNode x1, ValueNode y1)
        {
            OperationNode[] o = new OperationNode[11];

            o[0]  = new StoreOperationNode();
            o[1]  = new AddOperationNode();
            o[2]  = new AddOperationNode();
            o[3]  = new ConstOperationNode();
            o[4]  = new AddOperationNode();
            o[5]  = new MulOperationNode();
            o[6]  = new MulOperationNode();
            o[7]  = new MulOperationNode();
            o[8]  = new LoadOperationNode();
            o[9]  = new AddOperationNode();
            o[10] = new ConstOperationNode();

            foreach (OperationNode op in o)
                g.AddNode(op);

            ValueNode[] v = new ValueNode[9];

            v[0]  = new FloatMemoryNode(null);
            v[1]  = new IntRegisterNode();
            v[2]  = new FloatRegisterNode();
            v[3]  = new FloatRegisterNode();
            v[4]  = new IntConstantNode(4);
            v[5]  = new FloatRegisterNode();
            v[6]  = new FloatRegisterNode();
            v[7]  = new IntRegisterNode();
            v[8]  = new IntConstantNode(4);

            foreach (ValueNode val in v)
                g.AddNode(val);

            g.AddEdge(y1, o[0]);
            g.AddEdge(yp, o[0]);
            g.AddEdge(o[0], v[0]);
            g.AddEdge(yp, o[1]);
            g.AddEdge(v[1], o[1]);
            g.AddEdge(o[1], yp1);
            g.AddEdge(v[2], o[2]);
            g.AddEdge(v[3], o[2]);
            g.AddEdge(o[2], y1);
            g.AddEdge(v[4], o[3]);
            g.AddEdge(o[3], v[1]);
            g.AddEdge(v[5], o[4]);
            g.AddEdge(v[6], o[4]);
            g.AddEdge(o[4], v[2]);
            g.AddEdge(c2, o[5]);
            g.AddEdge(y, o[5]);
            g.AddEdge(o[5], v[3]);
            g.AddEdge(c1, o[6]);
            g.AddEdge(x, o[6]);
            g.AddEdge(o[6], v[5]);
            g.AddEdge(c0, o[7]);
            g.AddEdge(x1, o[7]);
            g.AddEdge(o[7], v[6]);
            g.AddEdge(xp, o[8]);
            g.AddEdge(o[8], x1);
            g.AddEdge(xp, o[9]);
            g.AddEdge(v[7], o[9]);
            g.AddEdge(o[9], xp1);
            g.AddEdge(v[8], o[10]);
            g.AddEdge(o[10], v[7]);
        }
Exemple #43
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        protected void CreateSingleLoop(
            ProgramGraph g, ValueNode ap, ValueNode bp, ValueNode cp,
            ValueNode k0, ValueNode k1,
            ValueNode ap1, ValueNode bp1, ValueNode cp1)
        {
            OperationNode[] o = new OperationNode[12];

            o[0]  = new AddOperationNode();
            o[1]  = new MulOperationNode();
            o[2]  = new MulOperationNode();
            o[3]  = new LoadOperationNode();
            o[4]  = new AddOperationNode();
            o[5]  = new LoadOperationNode();
            o[6]  = new AddOperationNode();
            o[7]  = new ConstOperationNode();
            o[8]  = new ConstOperationNode();
            o[9]  = new StoreOperationNode();
            o[10] = new AddOperationNode();
            o[11] = new ConstOperationNode();

            foreach (OperationNode op in o)
                g.AddNode(op);

            ValueNode[] v = new ValueNode[12];

            v[0]  = new FloatRegisterNode();
            v[1]  = new FloatRegisterNode();
            v[2]  = new FloatRegisterNode();
            v[3]  = new FloatRegisterNode();
            v[4]  = new IntRegisterNode();
            v[5]  = new IntRegisterNode();
            v[6]  = new IntConstantNode(4);
            v[7]  = new IntConstantNode(4);
            v[8]  = new FloatRegisterNode();
            v[9]  = new FloatMemoryNode(null);
            v[10] = new IntRegisterNode();
            v[11] = new IntConstantNode(4);

            foreach (ValueNode val in v)
                g.AddNode(val);

            g.AddEdge(v[0], o[0]);
            g.AddEdge(v[1], o[0]);
            g.AddEdge(o[0], v[8]);
            g.AddEdge(v[2], o[1]);
            g.AddEdge(k0, o[1]);
            g.AddEdge(o[1], v[0]);
            g.AddEdge(v[3], o[2]);
            g.AddEdge(k1, o[2]);
            g.AddEdge(o[2], v[1]);
            g.AddEdge(ap, o[3]);
            g.AddEdge(o[3], v[2]);
            g.AddEdge(ap, o[4]);
            g.AddEdge(v[4], o[4]);
            g.AddEdge(o[4], ap1);
            g.AddEdge(bp, o[5]);
            g.AddEdge(o[5], v[3]);
            g.AddEdge(bp, o[6]);
            g.AddEdge(v[5], o[6]);
            g.AddEdge(o[6], bp1);
            g.AddEdge(v[6], o[7]);
            g.AddEdge(o[7], v[4]);
            g.AddEdge(v[7], o[8]);
            g.AddEdge(o[8], v[5]);
            g.AddEdge(v[8], o[9]);
            g.AddEdge(cp, o[9]);
            g.AddEdge(o[9], v[9]);
            g.AddEdge(cp, o[10]);
            g.AddEdge(v[10], o[10]);
            g.AddEdge(o[10], cp1);
            g.AddEdge(v[11], o[11]);
            g.AddEdge(o[11], v[10]);
        }
Exemple #44
0
        private static void GenerateOperation(OperationNode node, DataContext data)
        {
            Append(data, "(");

            GenerateExpression(node.LeftHand, data);

            switch (node.Type)
            {
                case OperationType.Equals:
                    Append(data, " == ");
                    break;

                case OperationType.NotEquals:
                    Append(data, " != ");
                    break;

                case OperationType.GreaterThan:
                    Append(data, " > ");
                    break;

                case OperationType.GreaterThanOrEqualTo:
                    Append(data, " >= ");
                    break;

                case OperationType.LessThan:
                    Append(data, " < ");
                    break;

                case OperationType.LessThanOrEqualTo:
                    Append(data, " <= ");
                    break;

                case OperationType.Add:
                    Append(data, " + ");
                    break;

                case OperationType.Subtract:
                    Append(data, " - ");
                    break;

                case OperationType.Multiply:
                    Append(data, " * ");
                    break;

                case OperationType.Divide:
                    Append(data, " / ");
                    break;

                case OperationType.ConditionalOr:
                    Append(data, " || ");
                    break;

                case OperationType.ConditionalAnd:
                    Append(data, " && ");
                    break;

                default:
                    ThrowUnableToGenerateException("Operation", node);
                    break;
            }

            GenerateExpression(node.RightHand, data);

            Append(data, ")");
        }
Exemple #45
0
        protected void CreateSingleFilterLoop(
            ProgramGraph g, ValueNode x, ValueNode x0, ValueNode x1,
            ValueNode c0, ValueNode c1, ValueNode c2, ValueNode c3, ValueNode c4,
            ValueNode z0, ValueNode z1, ValueNode y)
        {
            OperationNode[] o = new OperationNode[13];

            o[0]  = new AddOperationNode();
            o[1]  = new MulOperationNode();
            o[2]  = new AddOperationNode();
            o[3]  = new AddOperationNode();
            o[4]  = new MulOperationNode();
            o[5]  = new AddOperationNode();
            o[6]  = new AddOperationNode();
            o[7]  = new AddOperationNode();
            o[8]  = new MulOperationNode();
            o[9]  = new MulOperationNode();
            o[10] = new MulOperationNode();
            o[11] = new AddOperationNode();
            o[12] = new AddOperationNode();

            foreach (OperationNode opNode in o)
                g.AddNode(opNode);

            ValueNode[] v = new ValueNode[10];

            for (int i = 0; i < v.Length; i++)
                v[i] = new FloatRegisterNode();

            foreach (ValueNode vNode in v)
                g.AddNode(vNode);

            g.AddEdge(x,     o[0]);
            g.AddEdge(x0,    o[0]);
            g.AddEdge(o[0],  v[0]);
            g.AddEdge(c0,    o[1]);
            g.AddEdge(v[0],  o[1]);
            g.AddEdge(o[1],  v[1]);
            g.AddEdge(x,     o[2]);
            g.AddEdge(v[1],  o[2]);
            g.AddEdge(o[2],  v[2]);
            g.AddEdge(v[2],  o[3]);
            g.AddEdge(x1,    o[3]);
            g.AddEdge(o[3],  v[3]);
            g.AddEdge(c1,    o[4]);
            g.AddEdge(v[3],  o[4]);
            g.AddEdge(o[4],  v[4]);
            g.AddEdge(v[2],  o[5]);
            g.AddEdge(v[4],  o[5]);
            g.AddEdge(o[5],  z1);
            g.AddEdge(v[1],  o[6]);
            g.AddEdge(x0,    o[6]);
            g.AddEdge(o[6],  v[5]);
            g.AddEdge(v[4],  o[7]);
            g.AddEdge(x1,    o[7]);
            g.AddEdge(o[7],  z0);
            g.AddEdge(v[5],  o[8]);
            g.AddEdge(c2,    o[8]);
            g.AddEdge(o[8],  v[6]);
            g.AddEdge(z0,    o[9]);
            g.AddEdge(c3,    o[9]);
            g.AddEdge(o[9],  v[7]);
            g.AddEdge(z1,    o[10]);
            g.AddEdge(c4,    o[10]);
            g.AddEdge(o[10], v[9]);
            g.AddEdge(v[6],  o[11]);
            g.AddEdge(v[7],  o[11]);
            g.AddEdge(o[11], v[8]);
            g.AddEdge(v[8],  o[12]);
            g.AddEdge(v[9],  o[12]);
            g.AddEdge(o[12], y);
        }
Exemple #46
0
 public void Add(Operation operation)
 {
     Current.Next = new OperationNode() { Value = operation, Previous = Current };
     Last = Current.Next;
     Current = Last;
 }