Examples of org.jruby.compiler.impl.SkinnyMethodAdapter.aloadMany()

Class org.jruby.compiler.impl.SkinnyMethodAdapter

Examples of org.jruby.compiler.impl.SkinnyMethodAdapter.aloadMany()

org.jruby.compiler.impl.SkinnyMethodAdapter.aloadMany()
Short-hand for specifying a set of aloads @param args list of aloads you want

                    // get current context
                    mv.aload(rubyIndex);
                    mv.invokevirtual(p(Ruby.class), "getCurrentContext", sig(ThreadContext.class));


                    // load self, class, and name
                    mv.aloadMany(0, 0);
                    mv.invokeinterface(p(IRubyObject.class), "getMetaClass", sig(RubyClass.class));
                    mv.ldc(simpleName);


                    // coerce arguments
                    coerceArgumentsToRuby(mv, paramTypes, rubyIndex);

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                    // get current context
                    mv.aload(rubyIndex);
                    mv.invokevirtual(p(Ruby.class), "getCurrentContext", sig(ThreadContext.class));


                    // load self, class, and name
                    mv.aloadMany(selfIndex, selfIndex);
                    mv.invokeinterface(p(IRubyObject.class), "getMetaClass", sig(RubyClass.class));
                    mv.ldc(simpleName);


                    // coerce arguments
                    coerceArgumentsToRuby(mv, paramTypes, rubyIndex);

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        // create constructor
        SkinnyMethodAdapter initMethod = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "<init>", sig(void.class, Ruby.class, RubyClass.class), null, null);


        if (isRubyHierarchy) {
            // superclass is in the Ruby object hierarchy; invoke typical Ruby superclass constructor
            initMethod.aloadMany(0, 1, 2);
            initMethod.invokespecial(p(superClass), "<init>", sig(void.class, Ruby.class, RubyClass.class));
        } else {
            // superclass is not in Ruby hierarchy; store objects and call no-arg super constructor
            cw.visitField(ACC_FINAL | ACC_PRIVATE, "$ruby", ci(Ruby.class), null, null).visitEnd();
            cw.visitField(ACC_FINAL | ACC_PRIVATE, "$rubyClass", ci(RubyClass.class), null, null).visitEnd();

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        } else {
            // superclass is not in Ruby hierarchy; store objects and call no-arg super constructor
            cw.visitField(ACC_FINAL | ACC_PRIVATE, "$ruby", ci(Ruby.class), null, null).visitEnd();
            cw.visitField(ACC_FINAL | ACC_PRIVATE, "$rubyClass", ci(RubyClass.class), null, null).visitEnd();


            initMethod.aloadMany(0, 1);
            initMethod.putfield(pathName, "$ruby", ci(Ruby.class));
            initMethod.aloadMany(0, 2);
            initMethod.putfield(pathName, "$rubyClass", ci(RubyClass.class));


            // only no-arg super constructor supported right now

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            cw.visitField(ACC_FINAL | ACC_PRIVATE, "$ruby", ci(Ruby.class), null, null).visitEnd();
            cw.visitField(ACC_FINAL | ACC_PRIVATE, "$rubyClass", ci(RubyClass.class), null, null).visitEnd();


            initMethod.aloadMany(0, 1);
            initMethod.putfield(pathName, "$ruby", ci(Ruby.class));
            initMethod.aloadMany(0, 2);
            initMethod.putfield(pathName, "$rubyClass", ci(RubyClass.class));


            // only no-arg super constructor supported right now
            initMethod.aload(0);
            initMethod.invokespecial(p(superClass), "<init>", sig(void.class));

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        cw.visitField(ACC_PRIVATE | ACC_FINAL, "$scriptObject", ciClassname, null, null);
        SkinnyMethodAdapter mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "<init>", sig(Void.TYPE, params(Object.class)), null, null);
        mv.start();
        mv.aload(0);
        mv.invokespecial(p(Object.class), "<init>", sig(void.class));
        mv.aloadMany(0, 1);
        mv.checkcast(classname);
        mv.putfield(namePath, "$scriptObject", ciClassname);
        mv.voidreturn();
        mv.end();

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        String sourceFile = namePath.substring(namePath.lastIndexOf('/') + 1) + ".gen";
        cw.visit(RubyInstanceConfig.JAVA_VERSION, ACC_PUBLIC + ACC_SUPER, namePath, null, sup, null);
        cw.visitSource(sourceFile, null);
        SkinnyMethodAdapter mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "<init>", JAVA_SUPER_SIG, null, null);
        mv.start();
        mv.aloadMany(0, 1, 2);
        mv.visitMethodInsn(INVOKESPECIAL, sup, "<init>", JAVA_SUPER_SIG);
        mv.voidreturn();
        mv.end();
        
        return cw;

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            mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "call", COMPILED_CALL_SIG_BLOCK, null, null);
            mv.start();


            // check arity
            mv.aloadMany(0, 1, 4, 5); // method, context, name, args, required
            mv.pushInt(scope.getRequiredArgs());
            mv.invokestatic(p(JavaMethod.class), "checkArgumentCount", sig(void.class, JavaMethod.class, ThreadContext.class, String.class, IRubyObject[].class, int.class));


            mv.aloadMany(0, 1, 2, 3, 4);
            for (int i = 0; i < scope.getRequiredArgs(); i++) {

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            // check arity
            mv.aloadMany(0, 1, 4, 5); // method, context, name, args, required
            mv.pushInt(scope.getRequiredArgs());
            mv.invokestatic(p(JavaMethod.class), "checkArgumentCount", sig(void.class, JavaMethod.class, ThreadContext.class, String.class, IRubyObject[].class, int.class));


            mv.aloadMany(0, 1, 2, 3, 4);
            for (int i = 0; i < scope.getRequiredArgs(); i++) {
                mv.aload(5);
                mv.ldc(i);
                mv.arrayload();
            }

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                break;
            }
            mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "call", signature, null, null);
            mv.start();


            mv.aloadMany(0, 1, 2, 3, 4);
            for (int i = 1; i <= scope.getRequiredArgs(); i++) {
                mv.aload(4 + i);
            }
            mv.getstatic(p(Block.class), "NULL_BLOCK", ci(Block.class));

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