Example #1
0
        public override void CaseAMethodDecl(AMethodDecl node)
        {
            Write("\n");
            if (node.GetStatic() != null)
            {
                Write("static ");
            }
            if (node.GetNative() != null)
            {
                Write("native ");
            }
            node.GetReturnType().Apply(this);
            Write(" " + node.GetName().Text + "(");
            bool first = true;

            foreach (AALocalDecl formal in node.GetFormals())
            {
                if (!first)
                {
                    Write(", ");
                }
                formal.Apply(this);
                first = false;
            }
            if (node.GetBlock() != null)
            {
                Write(")\n");
                node.GetBlock().Apply(this);
            }
            else
            {
                Write(");\n\n");
            }
        }
Example #2
0
        public override void CaseAMethodDecl(AMethodDecl node)
        {
            if (node.GetNative() == null && node.GetBlock() == null)
            {
                return;
            }
            if (node.GetStatic() != null)
            {
                return;
            }

            string inputStr = "native " + TypeToString(node.GetReturnType()) + " " + node.GetName().Text +
                              "(";
            bool first = true;

            foreach (AALocalDecl formal in node.GetFormals())
            {
                if (!first)
                {
                    inputStr += ", ";
                }
                inputStr += TypeToString(formal.GetType()) + " " + formal.GetName().Text;
                first     = false;
            }
            inputStr += ");";

            writer.WriteLine(inputStr);

            AStructDecl        str = Util.GetAncestor <AStructDecl>(node);
            List <AMethodDecl> methodList;

            if (str != null)
            {
                methodList = StructMethods[str];
            }
            else
            {
                methodList = Methods;
            }
            string sig = Util.GetMethodSignature(node);

            if (methodList.Any(otherMethod => Util.GetMethodSignature(otherMethod) == sig))
            {
                return;
            }

            methodList.Add(node);
            node.SetBlock(null);
            node.Parent().RemoveChild(node);
        }
Example #3
0
        public static bool IsStaticContext(Node node)
        {
            //Must be in a struct/enrichment, and in a static method/property/localdecl
            if (HasAncestor <AStructDecl>(node) || HasAncestor <AEnrichmentDecl>(node))
            {
                AMethodDecl   pMethod    = GetAncestor <AMethodDecl>(node);
                APropertyDecl pProperty  = GetAncestor <APropertyDecl>(node);
                AALocalDecl   pLocalDecl = GetAncestor <AALocalDecl>(node);

                return(pMethod != null && pMethod.GetStatic() != null ||
                       pProperty != null && pProperty.GetStatic() != null ||
                       pLocalDecl != null && pLocalDecl.GetStatic() != null);
            }
            return(false);
        }
Example #4
0
        public MethodDescription(AMethodDecl method)
        {
            Parser parser = new Parser(method);


            Start      = parser.Start;
            End        = parser.End;
            ReturnType = parser.ReturnType;
            Name       = parser.Name;
            Formals    = parser.Formals;
            Locals     = parser.Locals;
            if (method.Parent() != null)
            {
                method.Parent().RemoveChild(method);
            }
            IsDelegate = method.GetDelegate() != null;
            //if (!IsDelegate)
            Decl       = method;
            IsStatic   = method.GetStatic() != null;
            Visibility = method.GetVisibilityModifier();
            realType   = (PType)method.GetReturnType().Clone();
            Position   = TextPoint.FromCompilerCoords(method.GetName());
        }
Example #5
0
        private static void GetMatchingTypes(ANamedType node, List <string> names, List <ATypedefDecl> typeDefs, List <AStructDecl> structs, List <AMethodDecl> delegates, List <ANamespaceDecl> namespaces, List <TIdentifier> generics)
        {
            List <IList>  decls             = new List <IList>();
            List <string> currentNamespace  = Util.GetFullNamespace(node);
            AASourceFile  currentSourceFile = Util.GetAncestor <AASourceFile>(node);

            if (names.Count == 1)
            {
                string name = names[0];
                //Check generic vars
                AStructDecl currentStruct = Util.GetAncestor <AStructDecl>(node);
                if (currentStruct != null)
                {
                    foreach (TIdentifier genericVar in currentStruct.GetGenericVars())
                    {
                        if (genericVar.Text == name)
                        {
                            generics.Add(genericVar);
                        }
                    }
                }
                //Get all type decls and namespaces matching this name, visible from this location
                List <IList> visibleDecls = Util.GetVisibleDecls(node, ((AAName)node.GetName()).GetIdentifier().Count == 1);
                foreach (IList declList in visibleDecls)
                {
                    bool sameFile = false;
                    if (declList.Count > 0)
                    {
                        sameFile = currentSourceFile == Util.GetAncestor <AASourceFile>((PDecl)declList[0]);
                    }
                    foreach (PDecl decl in declList)
                    {
                        bool sameNS = Util.NamespacesEquals(currentNamespace, Util.GetFullNamespace(decl));
                        if (decl is ANamespaceDecl)
                        {
                            ANamespaceDecl aDecl = (ANamespaceDecl)decl;
                            if (aDecl.GetName().Text == name)
                            {
                                namespaces.Add(aDecl);
                            }
                            continue;
                        }
                        if (decl is ATypedefDecl)
                        {
                            if (Util.IsAncestor(node, decl))
                            {
                                continue;
                            }
                            ATypedefDecl aDecl = (ATypedefDecl)decl;
                            if (aDecl.GetStatic() != null && !sameFile ||
                                aDecl.GetVisibilityModifier() is APrivateVisibilityModifier && !sameNS)
                            {
                                continue;
                            }
                            ANamedType namedType = (ANamedType)aDecl.GetName();
                            AAName     aName     = (AAName)namedType.GetName();
                            string     n         = ((TIdentifier)aName.GetIdentifier()[0]).Text;
                            if (n == name)
                            {
                                typeDefs.Add(aDecl);
                            }
                            continue;
                        }
                        if (decl is AStructDecl)
                        {
                            AStructDecl aDecl = (AStructDecl)decl;
                            if (!sameNS && aDecl.GetVisibilityModifier() is APrivateVisibilityModifier)
                            {
                                continue;
                            }
                            if (aDecl.GetName().Text == name)
                            {
                                structs.Add(aDecl);
                            }
                            continue;
                        }
                        if (decl is AMethodDecl)
                        {
                            AMethodDecl aDecl = (AMethodDecl)decl;
                            if (!sameNS && aDecl.GetVisibilityModifier() is APrivateVisibilityModifier ||
                                !sameFile && aDecl.GetStatic() != null)
                            {
                                continue;
                            }
                            if (aDecl.GetDelegate() != null && aDecl.GetName().Text == name)
                            {
                                delegates.Add(aDecl);
                            }
                            continue;
                        }
                    }
                }
            }
            else
            {
                string name = names[names.Count - 1];
                List <ANamespaceDecl> baseNamespaces = new List <ANamespaceDecl>();
                List <string>         baseNames      = new List <string>();
                baseNames.AddRange(names);
                baseNames.RemoveAt(baseNames.Count - 1);
                GetMatchingTypes(node, baseNames, new List <ATypedefDecl>(), new List <AStructDecl>(), new List <AMethodDecl>(), baseNamespaces, generics);
                foreach (ANamespaceDecl ns in baseNamespaces)
                {
                    bool sameFile = currentSourceFile == Util.GetAncestor <AASourceFile>(ns);
                    foreach (PDecl decl in ns.GetDecl())
                    {
                        bool sameNS = Util.NamespacesEquals(currentNamespace, Util.GetFullNamespace(decl));
                        if (decl is ANamespaceDecl)
                        {
                            ANamespaceDecl aDecl = (ANamespaceDecl)decl;
                            if (aDecl.GetName().Text == name)
                            {
                                namespaces.Add(aDecl);
                            }
                            continue;
                        }
                        if (decl is ATypedefDecl)
                        {
                            ATypedefDecl aDecl     = (ATypedefDecl)decl;
                            ANamedType   namedType = (ANamedType)aDecl.GetName();
                            AAName       aName     = (AAName)namedType.GetName();
                            string       n         = ((TIdentifier)aName.GetIdentifier()[0]).Text;
                            if (n == name)
                            {
                                typeDefs.Add(aDecl);
                            }
                            continue;
                        }
                        if (decl is AStructDecl)
                        {
                            AStructDecl aDecl = (AStructDecl)decl;
                            if (!sameNS && aDecl.GetVisibilityModifier() is APrivateVisibilityModifier)
                            {
                                continue;
                            }
                            if (aDecl.GetName().Text == name)
                            {
                                structs.Add(aDecl);
                            }
                            continue;
                        }
                        if (decl is AMethodDecl)
                        {
                            AMethodDecl aDecl = (AMethodDecl)decl;
                            if (!sameNS && aDecl.GetVisibilityModifier() is APrivateVisibilityModifier ||
                                !sameFile && aDecl.GetStatic() != null)
                            {
                                continue;
                            }
                            if (aDecl.GetDelegate() != null && aDecl.GetName().Text == name)
                            {
                                delegates.Add(aDecl);
                            }
                            continue;
                        }
                    }
                }
            }
        }
        //private List<ErrorCollection.Error> multipleEntryCandidates = new List<ErrorCollection.Error>();
        public override void CaseAMethodDecl(AMethodDecl node)
        {
            //Done in a previous iteration

            /*if (node.GetName().Text == "InitMap" && node.GetFormals().Count == 0)
             * {
             *  if (finalTrans.multipleMainEntries)
             *  {
             *      multipleEntryCandidates.Add(new ErrorCollection.Error(node.GetName(), Util.GetAncestor<AASourceFile>(node.GetName()), "Candidate"));
             *  }
             *  else if (finalTrans.mainEntry != null)
             *  {
             *      multipleEntryCandidates.Add(new ErrorCollection.Error(finalTrans.mainEntry.GetName(), Util.GetAncestor<AASourceFile>(finalTrans.mainEntry.GetName()), "Candidate"));
             *      multipleEntryCandidates.Add(new ErrorCollection.Error(node.GetName(), Util.GetAncestor<AASourceFile>(node.GetName()), "Candidate"));
             *      //finalTrans.errors.Add(new ErrorCollection.Error(node.GetName(), Util.GetAncestor<AASourceFile>(node), "Found multiple candidates for a main entry", true));
             *      finalTrans.multipleMainEntries = true;
             *      finalTrans.mainEntry = null;
             *  }
             *  else
             *      finalTrans.mainEntry = node;
             * }*/

            AStructDecl str = Util.GetAncestor <AStructDecl>(node);

            if (str != null)
            {
                if (node.GetStatic() == null)
                {
                    structMethods.Add(node);
                }
                //Move the method outside the struct
                str.RemoveChild(node.Parent());
                AASourceFile file = (AASourceFile)str.Parent();
                int          i    = file.GetDecl().IndexOf(str);
                file.GetDecl().Insert(i /* + 1*/, node);
                node.GetName().Text = GetUniqueStructMethodName(str.GetName().Text + "_" + node.GetName().Text);

                if (node.GetStatic() == null)
                {
                    //Add the struct as a parameter
                    PType structType = new ANamedType(new TIdentifier(str.GetName().Text), null);
                    finalTrans.data.StructTypeLinks[(ANamedType)structType] = str;
                    if (str.GetClassToken() != null)
                    {
                        structType = new APointerType(new TStar("*"), structType);
                    }
                    structFormal = new AALocalDecl(new APublicVisibilityModifier(), null,
                                                   str.GetClassToken() == null ? new TRef("ref") : null, null, null,
                                                   structType,
                                                   new TIdentifier("currentStruct", node.GetName().Line,
                                                                   node.GetName().Pos), null);
                    node.GetFormals().Add(structFormal);
                    data.Locals[(AABlock)node.GetBlock()].Add(structFormal);
                }
                else
                {
                    node.SetStatic(null);
                }
                finalTrans.data.Methods.Add(new SharedData.DeclItem <AMethodDecl>(file, node));
                if (node.GetStatic() == null)
                {
                    OldParentStruct[node] = str;
                }
                //Fix refferences to other struct stuff);
                base.CaseAMethodDecl(node);
                //Will visit later, since it's added after the struct
                //base.CaseAMethodDecl(node);
                //if (str.GetLocals().Count == 0)
                //    str.Parent().RemoveChild(str);
                return;
            }
            AEnrichmentDecl enrichment = Util.GetAncestor <AEnrichmentDecl>(node);

            if (enrichment != null)
            {
                if (node.GetStatic() == null)
                {
                    structMethods.Add(node);
                }
                //Move the method outside the struct
                enrichment.RemoveChild(node);
                AASourceFile file = (AASourceFile)enrichment.Parent();
                int          i    = file.GetDecl().IndexOf(enrichment);
                file.GetDecl().Insert(i /* + 1*/, node);
                node.GetName().Text = GetUniqueStructMethodName(Util.TypeToIdentifierString(enrichment.GetType()) + "_" + node.GetName().Text);

                if (node.GetStatic() == null)
                {
                    //Add the struct as a parameter
                    PType structType = Util.MakeClone(enrichment.GetType(), finalTrans.data);
                    structFormal = new AALocalDecl(new APublicVisibilityModifier(), null, new TRef("ref"), null, null,
                                                   structType,
                                                   new TIdentifier("currentEnrichment", node.GetName().Line,
                                                                   node.GetName().Pos), null);
                    node.GetFormals().Add(structFormal);
                }
                finalTrans.data.Methods.Add(new SharedData.DeclItem <AMethodDecl>(file, node));
                //Fix refferences to other struct stuff);
                base.CaseAMethodDecl(node);
                //Will visit later, since it's added after the struct
                //base.CaseAMethodDecl(node);
                //if (str.GetLocals().Count == 0)
                //    str.Parent().RemoveChild(str);
                return;
            }
            //Build a list of overloads
            List <AMethodDecl> overloads     = new List <AMethodDecl>();
            List <string>      prefixMatches = new List <string>();

            foreach (SharedData.DeclItem <AMethodDecl> declItem in finalTrans.data.Methods)
            {
                if (!Util.IsSameNamespace(declItem.Decl, node))
                {
                    continue;
                }
                if (declItem.Decl.GetName().Text == node.GetName().Text)
                {
                    overloads.Add(declItem.Decl);
                }
                if (declItem.Decl.GetName().Text.StartsWith(node.GetName().Text + "O"))
                {
                    prefixMatches.Add(declItem.Decl.GetName().Text);
                }
            }



            foreach (AMethodDecl method in finalTrans.data.Libraries.Methods)
            {
                if (method.GetBlock() != null || method.GetNative() != null)
                {
                    if (method.GetName().Text == node.GetName().Text)
                    {
                        overloads.Add(method);
                    }
                    if (method.GetName().Text.StartsWith(node.GetName().Text + "O"))
                    {
                        prefixMatches.Add(method.GetName().Text);
                    }
                }
            }

            //Add fields
            foreach (SharedData.DeclItem <AFieldDecl> declItem in finalTrans.data.Fields)
            {
                if (declItem.Decl.GetName().Text.StartsWith(node.GetName().Text + "O"))
                {
                    prefixMatches.Add(declItem.Decl.GetName().Text);
                }
            }

            foreach (AFieldDecl field in finalTrans.data.Libraries.Fields)
            {
                if (field.GetName().Text.StartsWith(node.GetName().Text + "O"))
                {
                    prefixMatches.Add(field.GetName().Text);
                }
            }

            //Dont want to hit another method by appending O#
            string postfix = "";

            while (true)
            {
                postfix += "O";
                if (prefixMatches.Any(text => text.StartsWith(node.GetName().Text + postfix)))
                {
                    continue;
                }
                break;
            }

            if (overloads.Count > 1)
            {
                int i = 0;
                foreach (AMethodDecl method in overloads)
                {
                    if (node == finalTrans.mainEntry || (node.GetTrigger() != null && finalTrans.data.HasUnknownTrigger))
                    {
                        continue;
                    }
                    i++;
                    method.GetName().Text += postfix + i;
                }
            }

            if (node != finalTrans.mainEntry && (node.GetTrigger() == null || !finalTrans.data.HasUnknownTrigger))
            {
                node.GetName().Text = namespacePrefix + node.GetName().Text;
            }


            base.CaseAMethodDecl(node);
        }
        public override void CaseASimpleInvokeExp(ASimpleInvokeExp node)
        {
            AMethodDecl decl = finalTrans.data.SimpleMethodLinks[node];

            if (structMethods.Contains(decl))
            {     //The target is a struct method that has been moved out
                if (node.GetArgs().Count < decl.GetFormals().Count&& Util.HasAncestor <AStructDecl>(node))
                { //If this is the case, we Must be inside the same struct as the target. - Not with enheritance
                    ALocalLvalue local = new ALocalLvalue(new TIdentifier("tempName"));
                    ALvalueExp   exp   = new ALvalueExp(local);
                    finalTrans.data.LvalueTypes[local] =
                        finalTrans.data.ExpTypes[exp]  = structFormal.GetType();
                    finalTrans.data.LocalLinks[local]  = structFormal;

                    //If we're calling from class to struct, we must depointer it
                    AStructDecl currentStruct =
                        finalTrans.data.StructMethods.First(
                            pair => pair.Value.Contains(Util.GetAncestor <AMethodDecl>(node))).Key;
                    AStructDecl baseStruct =
                        finalTrans.data.StructMethods.First(
                            pair => pair.Value.Contains(decl)).Key;
                    if (currentStruct.GetClassToken() != baseStruct.GetClassToken()) //It's not possible to call from struct to class
                    {
                        APointerLvalue pointerLvalue = new APointerLvalue(new TStar("*"), exp);
                        exp = new ALvalueExp(pointerLvalue);

                        finalTrans.data.LvalueTypes[pointerLvalue] =
                            finalTrans.data.ExpTypes[exp]          = ((APointerType)structFormal.GetType()).GetType();
                    }

                    node.GetArgs().Add(exp);
                }
            }
            else if (Util.GetAncestor <AStructDecl>(decl) != null && OldParentStruct.ContainsKey(Util.GetAncestor <AMethodDecl>(node)))
            {     //The target is a struct method that hasn't been moved out
                if (Util.GetAncestor <AStructDecl>(decl) == OldParentStruct[Util.GetAncestor <AMethodDecl>(node)] && decl.GetStatic() == null)
                { //We have an internal struct call. Expect to have one too many args
                    if (node.GetArgs().Count == decl.GetFormals().Count)
                    {
                        ALocalLvalue local = new ALocalLvalue(new TIdentifier("tempName"));
                        ALvalueExp   exp   = new ALvalueExp(local);
                        finalTrans.data.LvalueTypes[local] =
                            finalTrans.data.ExpTypes[exp]  = structFormal.GetType();
                        finalTrans.data.LocalLinks[local]  = structFormal;

                        //If we're calling from class to struct, we must depointer it
                        AStructDecl currentStruct =
                            finalTrans.data.StructMethods.First(
                                pair => pair.Value.Contains(Util.GetAncestor <AMethodDecl>(node))).Key;
                        AStructDecl baseStruct =
                            finalTrans.data.StructMethods.First(
                                pair => pair.Value.Contains(decl)).Key;
                        if (currentStruct.GetClassToken() != baseStruct.GetClassToken()) //It's not possible to call from struct to class
                        {
                            APointerLvalue pointerLvalue = new APointerLvalue(new TStar("*"), exp);
                            exp = new ALvalueExp(pointerLvalue);

                            finalTrans.data.LvalueTypes[pointerLvalue] =
                                finalTrans.data.ExpTypes[exp]          = ((APointerType)structFormal.GetType()).GetType();
                        }

                        node.GetArgs().Add(exp);
                    }
                }
            }
            base.CaseASimpleInvokeExp(node);
        }