Package org.codehaus.groovy.classgen

Examples of org.codehaus.groovy.classgen.AsmClassGenerator$MyMethodAdapter


        operandStack.remove(1); // have to remove 1 because of the GOTO
    }
   
    private void evaluateLogicalOrExpression(BinaryExpression expression) {
        MethodVisitor mv = controller.getMethodVisitor();
        AsmClassGenerator acg = controller.getAcg();
        OperandStack operandStack = controller.getOperandStack();

        Label end = new Label();

        expression.getLeftExpression().visit(acg);
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    }

    protected void evaluateBinaryExpressionWithAssignment(String method, BinaryExpression expression) {
        Expression leftExpression = expression.getLeftExpression();
        MethodVisitor mv  = controller.getMethodVisitor();
        AsmClassGenerator acg = controller.getAcg();
        OperandStack operandStack = controller.getOperandStack();
        CompileStack compileStack = controller.getCompileStack();
       
        if (leftExpression instanceof BinaryExpression) {
            BinaryExpression leftBinExpr = (BinaryExpression) leftExpression;
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    public void writeClosure(ClosureExpression expression) {
        CompileStack compileStack = controller.getCompileStack();
        MethodVisitor mv = controller.getMethodVisitor();
        ClassNode classNode = controller.getClassNode();
        AsmClassGenerator acg = controller.getAcg();
       
        ClassNode closureClass = getOrAddClosureClass(expression, 0);
        String closureClassinternalName = BytecodeHelper.getClassInternalName(closureClass);
        List constructors = closureClass.getDeclaredConstructors();
        ConstructorNode node = (ConstructorNode) constructors.get(0);

        Parameter[] localVariableParams = node.getParameters();

        mv.visitTypeInsn(NEW, closureClassinternalName);
        mv.visitInsn(DUP);
        if (controller.isStaticMethod() || compileStack.isInSpecialConstructorCall()) {
            (new ClassExpression(classNode)).visit(acg);
            (new ClassExpression(controller.getOutermostClass())).visit(acg);
        } else {
            mv.visitVarInsn(ALOAD, 0);
            controller.getOperandStack().push(ClassHelper.OBJECT_TYPE);
            loadThis();
        }

        // now let's load the various parameters we're passing
        // we start at index 2 because the first variable we pass
        // is the owner instance and at this point it is already
        // on the stack
        for (int i = 2; i < localVariableParams.length; i++) {
            Parameter param = localVariableParams[i];
            String name = param.getName();

            // compileStack.containsVariable(name) means to ask if the variable is already declared
            // compileStack.getScope().isReferencedClassVariable(name) means to ask if the variable is a field
            // If it is no field and is not yet declared, then it is either a closure shared variable or
            // an already declared variable.
            if (!compileStack.containsVariable(name) && compileStack.getScope().isReferencedClassVariable(name)) {
                acg.visitFieldExpression(new FieldExpression(classNode.getDeclaredField(name)));
            } else {
                BytecodeVariable v = compileStack.getVariable(name, !classNodeUsesReferences());
                if (v == null) {
                    // variable is not on stack because we are
                    // inside a nested Closure and this variable
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    public boolean addGeneratedClosureConstructorCall(ConstructorCallExpression call) {
        ClassNode classNode = controller.getClassNode();
        if (!classNode.declaresInterface(ClassHelper.GENERATED_CLOSURE_Type)) return false;

        AsmClassGenerator acg = controller.getAcg();
        OperandStack operandStack = controller.getOperandStack();
       
        MethodVisitor mv = controller.getMethodVisitor();
        mv.visitVarInsn(ALOAD, 0);
        ClassNode callNode = classNode.getSuperClass();
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        }

        @Override
        public void visit(final GroovyCodeVisitor visitor) {
            if (visitor instanceof AsmClassGenerator) {
                AsmClassGenerator acg = (AsmClassGenerator) visitor;
                WriterController controller = acg.getController();
                OperandStack os = controller.getOperandStack();

                if (type.equals(ClassHelper.boolean_TYPE)) {
                    expression.visit(visitor);
                    os.doGroovyCast(ClassHelper.boolean_TYPE);
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    }

    @Override
    public void visit(final GroovyCodeVisitor visitor) {
        if (visitor instanceof AsmClassGenerator) {
            AsmClassGenerator acg = (AsmClassGenerator) visitor;
            WriterController controller = acg.getController();
            MethodVisitor mv = controller.getMethodVisitor();
            objectExpression.visit(acg);
            ClassNode top = controller.getOperandStack().getTopOperand();
            if (ClassHelper.isPrimitiveType(top)) {
                controller.getOperandStack().pop();
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    @Override
    public void visit(final GroovyCodeVisitor visitor) {
        if (visitor instanceof AsmClassGenerator) {
            if (variable==null) {
                AsmClassGenerator acg = (AsmClassGenerator) visitor;
                WriterController controller = acg.getController();
                variable = new ExpressionAsVariableSlot(controller, expression);
            }
            variable.visit(visitor);
        } else {
            expression.visit(visitor);
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    }

    @Override
    public void visit(final GroovyCodeVisitor visitor) {
        if (visitor instanceof AsmClassGenerator) {
            AsmClassGenerator acg = (AsmClassGenerator) visitor;
            WriterController controller = acg.getController();
            ClassNode leftType = controller.getTypeChooser().resolveType(leftExpression, controller.getClassNode());
            ClassNode rightType = controller.getTypeChooser().resolveType(rightExpression, controller.getClassNode());
            if (ClassHelper.isPrimitiveType(leftType) || ClassHelper.isPrimitiveType(rightType)) {
                throw new IllegalArgumentException("Both operands of a CompareIdentityExpression must be objects");
            }
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    // load arguments
    protected void loadArguments(List<Expression> argumentList, Parameter[] para) {
        if (para.length==0) return;
        ClassNode lastParaType = para[para.length - 1].getOriginType();
        AsmClassGenerator acg = controller.getAcg();
        OperandStack operandStack = controller.getOperandStack();
        if (lastParaType.isArray()
                && (argumentList.size()>para.length || argumentList.size()==para.length-1 || !lastIsArray(argumentList, para.length-1))) {
            int stackLen = operandStack.getStackLength()+argumentList.size();
            MethodVisitor mv = controller.getMethodVisitor();
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            boolean safe, boolean spreadSafe, boolean implicitThis,
            boolean containsSpreadExpression
    ) {
        OperandStack operandStack = controller.getOperandStack();
        CompileStack compileStack = controller.getCompileStack();
        AsmClassGenerator acg = controller.getAcg();
       
        // ensure VariableArguments are read, not stored
        compileStack.pushLHS(false);

        // sender only for call sites
        if (adapter == AsmClassGenerator.setProperty) {
            ConstantExpression.NULL.visit(acg);
        } else {
            sender.visit(acg);
        }
       
        // receiver
        compileStack.pushImplicitThis(implicitThis);
        receiver.visit(acg);
        operandStack.box();
        compileStack.popImplicitThis();
       
       
        int operandsToRemove = 2;
        // message
        if (message != null) {
            message.visit(acg);
            operandStack.box();
            operandsToRemove++;
        }

        // arguments
        int numberOfArguments = containsSpreadExpression ? -1 : AsmClassGenerator.argumentSize(arguments);
        if (numberOfArguments > MethodCallerMultiAdapter.MAX_ARGS || containsSpreadExpression) {
            ArgumentListExpression ae = makeArgumentList(arguments);
            if (containsSpreadExpression) {
                acg.despreadList(ae.getExpressions(), true);
            } else {
                ae.visit(acg);
            }
        } else if (numberOfArguments > 0) {
            operandsToRemove += numberOfArguments;
            TupleExpression te = (TupleExpression) arguments;
            for (int i = 0; i < numberOfArguments; i++) {
                Expression argument = te.getExpression(i);
                argument.visit(acg);
                operandStack.box();
                if (argument instanceof CastExpression) acg.loadWrapper(argument);
            }
        }

        if (adapter==null) adapter = invokeMethod;
        adapter.call(controller.getMethodVisitor(), numberOfArguments, safe, spreadSafe);
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