Package ptolemy.codegen.kernel

Examples of ptolemy.codegen.kernel.CodeStream$Signature


            File directory = new File(FileUtilities.nameToURL(
                    "$CLASSPATH/ptolemy/codegen/c/kernel/type/polymorphic",
                    null, null).getFile());
            for (File file : directory.listFiles()) {
                String filename = file.getPath();
                CodeStream stream = new CodeStream(filename, null);

                TreeSet sortedSet = new TreeSet(stream
                        .getAllCodeBlockSignatures());

                String code = "";
                for (Object signature : sortedSet) {
                    code += stream.getCodeBlockTemplate(signature);
                }

                if (code.trim().length() > 0) {
                    FileWriter writer = new FileWriter(new File(filename));
                    writer.write(code);
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                + comment("Generate type resolution code for "
                        + getContainer().getFullName()));

        // Include the constantsBlock at the top so that sharedBlocks from
        // actors can use true and false etc.  StringMatches needs this.
        CodeStream sharedStream = new CodeStream(
                "$CLASSPATH/ptolemy/codegen/c/kernel/SharedCode.c", this);
        sharedStream.appendCodeBlock("constantsBlock");
        code.append(sharedStream.toString());

        HashSet functions = _getReferencedFunctions();

        HashSet types = _getReferencedTypes(functions);

        Object[] typesArray = types.toArray();
        CodeStream[] typeStreams = new CodeStream[types.size()];

        // Generate type map.
        StringBuffer typeMembers = new StringBuffer();
        code.append("#define TYPE_Token -1 " + _eol);
        for (int i = 0; i < typesArray.length; i++) {
            // Open the .c file for each type.
            typeStreams[i] = new CodeStream(
                    "$CLASSPATH/ptolemy/codegen/c/kernel/type/" + typesArray[i]
                            + ".c", this);

            code.append("#define TYPE_" + typesArray[i] + " " + i + _eol);

            // Dynamically generate all the types within the union.
            if (i > 0) {
                typeMembers.append(_INDENT2);
            }
            typeMembers.append(typesArray[i] + "Token " + typesArray[i] + ";");
            if (i < typesArray.length - 1) {
                typeMembers.append(_eol);
            }
        }

        Object[] functionsArray = functions.toArray();

        // True if we have a delete function that needs to return a Token
        boolean defineEmptyToken = false;

        // Generate function map.
        for (int i = 0; i < functionsArray.length; i++) {

            code.append("#define FUNC_" + functionsArray[i] + " " + i + _eol);
            if (functionsArray[i].equals("delete")) {
                defineEmptyToken = true;
            }
        }

        code.append("typedef struct token Token;" + _eol);

        // Generate type and function definitions.
        for (int i = 0; i < typesArray.length; i++) {
            // The "declareBlock" contains all necessary declarations for the
            // type; thus, it is always read into the code stream when
            // accessing this particular type.
            typeStreams[i].appendCodeBlock("declareBlock");
            code.append(typeStreams[i].toString());
        }

        ArrayList args = new ArrayList();
        // Token declareBlock.
        if (typeMembers.length() != 0) {
            args.add(typeMembers.toString());
            sharedStream.clear();
            sharedStream.appendCodeBlock("tokenDeclareBlock", args);

            if (defineEmptyToken) {
                sharedStream.append("Token emptyToken; "
                        + comment("Used by *_delete() and others.") + _eol);
            }
        }

        // Set to true if we need the unsupportedFunction() method.
        boolean defineUnsupportedTypeFunctionMethod = false;

        // Set to true if we need to scalarDelete() method.
        boolean defineScalarDeleteMethod = false;

        // Append type-polymorphic functions included in the function table.
        for (int i = 0; i < types.size(); i++) {
            // The "funcDeclareBlock" contains all function declarations for
            // the type.
            for (int j = 0; j < functionsArray.length; j++) {
                String typeFunctionName = typesArray[i] + "_"
                        + functionsArray[j];
                if (_unsupportedTypeFunctions.contains(typeFunctionName)) {
                    defineUnsupportedTypeFunctionMethod = true;
                }
                if (_scalarDeleteTypes.contains(typesArray[i])
                        && functionsArray[j].equals("delete")) {
                    defineScalarDeleteMethod = true;
                }
                if (functionsArray[j].equals("isCloseTo")
                        && (typesArray[i].equals("Boolean") || typesArray[i]
                                .equals("String"))) {
                    boolean foundEquals = false;
                    for (int k = 0; k < functionsArray.length; k++) {
                        if (functionsArray[k].equals("equals")) {
                            foundEquals = true;
                        }
                    }
                    if (!foundEquals) {
                        // Boolean_isCloseTo and String_isCloseTo
                        // use Boolean_equals and String_equals.
                        args.clear();
                        args.add(typesArray[i] + "_equals");
                        sharedStream.appendCodeBlock("funcHeaderBlock", args);
                    }
                }
                if (!_scalarDeleteTypes.contains(typesArray[i])
                        || !functionsArray[j].equals("delete")) {
                    // Skip Boolean_delete etc.
                    args.clear();
                    args.add(typeFunctionName);
                    sharedStream.appendCodeBlock("funcHeaderBlock", args);
                }
            }
        }

        if (defineUnsupportedTypeFunctionMethod) {
            // Some type/function combos are not supported, so we
            // save space by defining only one method.
            sharedStream.appendCodeBlock("unsupportedTypeFunction");
        }

        if (defineScalarDeleteMethod) {
            // Types that share the scalarDelete() method, which does nothing.
            // We use one method so as to reduce code size.
            sharedStream.appendCodeBlock("scalarDeleteFunction");
        }

        code.append(sharedStream.toString());

        // Append functions that are specified used by this type (without
        // going through the function table).
        for (int i = 0; i < typesArray.length; i++) {
            typeStreams[i].clear();
            typeStreams[i].appendCodeBlock("funcDeclareBlock");
            code.append(typeStreams[i].toString());
        }

        // FIXME: in the future we need to load the convertPrimitivesBlock
        // dynamically, and maybe break it into multiple blocks to minimize
        // code size.
        sharedStream.clear();
        sharedStream.appendCodeBlock("convertPrimitivesBlock");
        code.append(sharedStream.toString());

        // Generate function type and token table.
        code.append(generateFunctionTable(typesArray, functionsArray));

        for (int i = 0; i < typesArray.length; i++) {
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        super._analyzeTypeConversions();

        String typeDir = "$CLASSPATH/ptolemy/codegen/c/kernel/type/";
        String functionDir = typeDir + "polymorphic/";

        _overloadedFunctions = new CodeStream(functionDir + "add.c", this);
        _overloadedFunctions.parse(functionDir + "multiply.c");
        _overloadedFunctions.parse(functionDir + "divide.c");
        _overloadedFunctions.parse(functionDir + "subtract.c");
        _overloadedFunctions.parse(functionDir + "convert.c");
        _overloadedFunctions.parse(functionDir + "negate.c");
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            File directory = new File(FileUtilities.nameToURL(
                    "$CLASSPATH/ptolemy/codegen/SystemC/kernel/type/polymorphic",
                    null, null).getFile());
            for (File file : directory.listFiles()) {
                String filename = file.getPath();
                CodeStream stream = new CodeStream(filename, null);

                TreeSet sortedSet = new TreeSet(stream
                        .getAllCodeBlockSignatures());

                String code = "";
                for (Object signature : sortedSet) {
                    code += stream.getCodeBlockTemplate(signature);
                }

                if (code.trim().length() > 0) {
                    FileWriter writer = new FileWriter(new File(filename));
                    writer.write(code);
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                + comment("Generate type resolution code for "
                        + getContainer().getFullName()));

        // Include the constantsBlock at the top so that sharedBlocks from
        // actors can use true and false etc.  StringMatches needs this.
        CodeStream sharedStream = new CodeStream(
                "$CLASSPATH/ptolemy/codegen/SystemC/kernel/SharedCode.c", this);
        sharedStream.appendCodeBlock("constantsBlock");
        code.append(sharedStream.toString());

        HashSet functions = _getReferencedFunctions();

        HashSet types = _getReferencedTypes(functions);

        Object[] typesArray = types.toArray();
        CodeStream[] typeStreams = new CodeStream[types.size()];

        // Generate type map.
        StringBuffer typeMembers = new StringBuffer();
        code.append("#define TYPE_Token -1 " + _eol);

        for (int i = 0; i < typesArray.length; i++) {
            // Open the .c file for each type.
            typeStreams[i] = new CodeStream(
                    "$CLASSPATH/ptolemy/codegen/SystemC/kernel/type/" + typesArray[i]
                            + ".c", this);

            code.append("#define TYPE_" + typesArray[i] + " " + i + _eol);

            // Dynamically generate all the types within the union.
            if (i > 0) {
                typeMembers.append(_INDENT2);
            }
            typeMembers.append(typesArray[i] + "Token " + typesArray[i] + ";");
            if (i < typesArray.length - 1) {
                typeMembers.append(_eol);
            }
        }

        Object[] functionsArray = functions.toArray();

        // True if we have a delete function that needs to return a Token
        boolean defineEmptyToken = false;

        // Generate function map.
        for (int i = 0; i < functionsArray.length; i++) {

            code.append("#define FUNC_" + functionsArray[i] + " " + i + _eol);
            if (functionsArray[i].equals("delete")) {
                defineEmptyToken = true;
            }
        }

        code.append("typedef struct token Token;" + _eol);

        // Generate type and function definitions.
        for (int i = 0; i < typesArray.length; i++) {
            // The "declareBlock" contains all necessary declarations for the
            // type; thus, it is always read into the code stream when
            // accessing this particular type.
            typeStreams[i].appendCodeBlock("declareBlock");
            code.append(typeStreams[i].toString());
        }

        ArrayList args = new ArrayList();
        // Token declareBlock.
        if (typeMembers.length() != 0) {
            sharedStream.clear();
            args.add(typeMembers.toString());
            sharedStream.appendCodeBlock("tokenDeclareBlock", args);

            if (defineEmptyToken) {
                sharedStream.append("Token emptyToken; "
                        + comment("Used by *_delete() and others.") + _eol);
            }
        }

        // Set to true if we need the unsupportedFunction() method.
        boolean defineUnsupportedTypeFunctionMethod = false;

        // Set to true if we need to scalarDelete() method.
        boolean defineScalarDeleteMethod = false;

        // Append type-polymorphic functions included in the function table.
        for (int i = 0; i < types.size(); i++) {
            // The "funcDeclareBlock" contains all function declarations for
            // the type.
            for (int j = 0; j < functionsArray.length; j++) {
                String typeFunctionName = typesArray[i] + "_"
                        + functionsArray[j];
                if (_unsupportedTypeFunctions.contains(typeFunctionName)) {
                    defineUnsupportedTypeFunctionMethod = true;
                }
                if (_scalarDeleteTypes.contains(typesArray[i])
                        && functionsArray[j].equals("delete")) {
                    defineScalarDeleteMethod = true;
                }
                if (functionsArray[j].equals("isCloseTo")
                        && (typesArray[i].equals("Boolean") || typesArray[i]
                                .equals("String"))) {
                    boolean foundEquals = false;
                    for (int k = 0; k < functionsArray.length; k++) {
                        if (functionsArray[k].equals("equals")) {
                            foundEquals = true;
                        }
                    }
                    if (!foundEquals) {
                        // Boolean_isCloseTo and String_isCloseTo
                        // use Boolean_equals and String_equals.
                        args.clear();
                        args.add(typesArray[i] + "_equals");
                        sharedStream.appendCodeBlock("funcHeaderBlock", args);
                    }
                }
                if (!_scalarDeleteTypes.contains(typesArray[i])
                        || !functionsArray[j].equals("delete")) {
                    // Skip Boolean_delete etc.
                    args.clear();
                    args.add(typeFunctionName);
                    sharedStream.appendCodeBlock("funcHeaderBlock", args);
                }
            }
        }

        if (defineUnsupportedTypeFunctionMethod) {
            // Some type/function combos are not supported, so we
            // save space by defining only one method.
            sharedStream.appendCodeBlock("unsupportedTypeFunction");
        }

        if (defineScalarDeleteMethod) {
            // Types that share the scalarDelete() method, which does nothing.
            // We use one method so as to reduce code size.
            sharedStream.appendCodeBlock("scalarDeleteFunction");
        }

        code.append(sharedStream.toString());

        // Append functions that are specified used by this type (without
        // going through the function table).
        for (int i = 0; i < typesArray.length; i++) {
            typeStreams[i].clear();
            typeStreams[i].appendCodeBlock("funcDeclareBlock");
            code.append(typeStreams[i].toString());
        }

        // FIXME: in the future we need to load the convertPrimitivesBlock
        // dynamically, and maybe break it into multiple blocks to minimize
        // code size.
        sharedStream.clear();
        sharedStream.appendCodeBlock("convertPrimitivesBlock");
        code.append(sharedStream.toString());

        // Generate function type and token table.
        code.append(generateFunctionTable(typesArray, functionsArray));

        for (int i = 0; i < typesArray.length; i++) {
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        String SystemCCodegenPath = "$CLASSPATH/ptolemy/codegen/SystemC/";
        String typeDir = SystemCCodegenPath + "kernel/type/";
        String functionDir = typeDir + "polymorphic/";

        _overloadedFunctions = new CodeStream(functionDir + "add.c", this);
        _overloadedFunctions.parse(functionDir + "multiply.c");
        _overloadedFunctions.parse(functionDir + "divide.c");
        _overloadedFunctions.parse(functionDir + "subtract.c");
        _overloadedFunctions.parse(functionDir + "convert.c");
        _overloadedFunctions.parse(functionDir + "negate.c");
View Full Code Here

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