Package org.jruby.compiler.impl

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

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        SkinnyMethodAdapter mv = new SkinnyMethodAdapter(builder.getClassVisitor(),
                ACC_PUBLIC | ACC_FINAL, functionName,
                sig(IRubyObject.class, params),
                null, null);

        mv.start();
        generate(builder, mv, signature, 5);
        mv.visitMaxs(30, 30);
        mv.visitEnd();
    }
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        ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS | ClassWriter.COMPUTE_FRAMES);
        cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, classname, null, p(Object.class), new String[] {p(Unsafe.class)});
        cw.visitSource("<generated>", null);
       
        SkinnyMethodAdapter method = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "<init>", sig(void.class), null, null);
        method.start();
        method.line(0);
        method.aload(0);
        method.invokespecial(p(Object.class), "<init>", sig(void.class));
        method.voidreturn();
        method.end();
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        method.voidreturn();
        method.end();
       
        method = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "throwException", sig(void.class, Throwable.class), null, null);
        method.line(0);
        method.start();
        method.aload(1);
        method.athrow();
        method.end();
       
        cw.visitEnd();
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        cw.visitField(ACC_STATIC | ACC_PRIVATE, "ruby", ci(Ruby.class), null, null);
        cw.visitField(ACC_STATIC | ACC_PRIVATE, "rubyClass", ci(RubyClass.class), null, null);

        // static initializing method
        SkinnyMethodAdapter m = new SkinnyMethodAdapter(cw, ACC_PUBLIC | ACC_STATIC, "clinit", sig(void.class, Ruby.class, RubyClass.class), null, null);
        m.start();
        m.aload(0);
        m.putstatic(javaPath, "ruby", ci(Ruby.class));
        m.aload(1);
        m.putstatic(javaPath, "rubyClass", ci(RubyClass.class));
        m.voidreturn();
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        ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS | ClassWriter.COMPUTE_FRAMES);
        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();
       
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            mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "call", signature, null, null);
        } else {
            specificArity = true;

            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));
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            case 3:
                signature = COMPILED_CALL_SIG_THREE;
                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);
            }
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            mv.end();

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

        mv.start();

        // save off callNumber
        mv.aload(1);
        mv.getfield(p(ThreadContext.class), "callNumber", ci(int.class));
        int callNumberIndex = -1;
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                        IRubyObject.class, IRubyObject.class, Block.class));
        mv.areturn();
        mv.end();

        mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "getFile", sig(String.class), null, null);
        mv.start();
        mv.ldc(file);
        mv.areturn();
        mv.end();

        mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "getLine", sig(int.class), null, null);
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        mv.ldc(file);
        mv.areturn();
        mv.end();

        mv = new SkinnyMethodAdapter(cw, ACC_PUBLIC, "getLine", sig(int.class), null, null);
        mv.start();
        mv.ldc(line);
        mv.ireturn();
        mv.end();

        return endCallOffline(cw);
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