Package org.objectweb.asm

Examples of org.objectweb.asm.MethodVisitor.visitCode()

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        String getterName = ("Z".equals(propClassSignature) ? "is" : "get") + capitalize(propName);
        MethodVisitor mv =
            cw.visitMethod(ACC_PUBLIC, getterName, "()" + propClassSignature, propTypeSignature == null ? null
                : "()" + propTypeSignature, null);
        mv.visitCode();
        Label l0 = new Label();
        mv.visitLabel(l0);
        // mv.visitLineNumber(48, l0);
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, classDescriptor, getFieldName(propName), propClassSignature);
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        String getterName = "get" + capitalize(propName);
        String fieldName = getFieldName(propName);
        MethodVisitor mv =
            cw.visitMethod(ACC_PUBLIC, getterName, "()" + propClassSignature, propTypeSignature == null ? null
                : "()" + propTypeSignature, null);
        mv.visitCode();
        Label l0 = new Label();
        mv.visitLabel(l0);
        mv.visitLineNumber(63, l0);
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, classDescriptor, fieldName, propClassSignature);
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    }

    protected void declareConstructor(ClassWriter cw, String classSignature) {
        MethodVisitor mv;
        mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        Label l0 = new Label();
        mv.visitLabel(l0);
        // mv.visitLineNumber(37, l0);
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
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            freeRoom = freeRoom + types[t].getSize();
        }

        MethodVisitor mv = cw.visitMethod(modifiers, methodName, desc, null,
                exceptions);
        mv.visitCode();

        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, className, DEPENDENCY, DEPENDENCY_DESC);  // The dependency is on the stack.
        mv.visitMethodInsn(INVOKEVIRTUAL, DEPENDENCY_INTERNAL_NAME, "getService", // Call getService
                "()Ljava/lang/Object;"); // The service object is on the stack.
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     * @param cw the class writer
     * @param className the generated class name.
     */
    private static void generateConstructor(ClassWriter cw, String className, String parent) {
        MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", '(' + DEPENDENCY_DESC + ")V", null, null);
        mv.visitCode();

        mv.visitVarInsn(ALOAD, 0); // Load this
        mv.visitInsn(DUP); // Dup
        mv.visitMethodInsn(INVOKESPECIAL, parent, "<init>", "()V"); // Call  super
        mv.visitVarInsn(ALOAD, 1); // Load the argument
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    MethodVisitor mv;
    AnnotationVisitor av0;

    {
      mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
      mv.visitCode();
      Label l0 = new Label();
      mv.visitLabel(l0);
      mv.visitVarInsn(ALOAD, 0);
      mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
      mv.visitInsn(RETURN);
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      mv.visitEnd();
    }

    {
      mv = cw.visitMethod(ACC_PUBLIC, "eval", "(Lorg/renjin/eval/Context;Lorg/renjin/eval/Environment;)Lorg/renjin/eval/SEXP;", null, null);
      mv.visitCode();
      Label l0 = new Label();
      mv.visitLabel(l0);
      mv.visitVarInsn(ALOAD, 1);
      mv.visitVarInsn(ALOAD, 2);
      Label l1 = new Label();
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  }


  private void writeConstructor() {
    MethodVisitor mv = cv.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    mv.visitCode();
    Label l0 = new Label();
    mv.visitLabel(l0);
    mv.visitLineNumber(8, l0);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitInsn(DUP);
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  }
 

  private void writeConstructor(ClassWriter cw) {
    MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    mv.visitCode();
    Label l0 = new Label();
    mv.visitLabel(l0);
    mv.visitLineNumber(10, l0);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
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    mv.visitEnd();
  }

  private void writeImplementation() {
    MethodVisitor mv = cv.visitMethod(ACC_PUBLIC, "eval", "(Lorg/renjin/eval/Context;Lorg/renjin/sexp/Environment;)Lorg/renjin/sexp/SEXP;", null, null);
    mv.visitCode();
    writeBody(mv);
//    mv.visitInsn(ACONST_NULL);
//    mv.visitInsn(ARETURN);
    mv.visitMaxs(1, 1);
    mv.visitEnd();
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