예제 #1
0
int instanceMirrorKlass::instance_size(KlassHandle k) {
  if (k() != NULL && k->oop_is_instance()) {
    return align_object_size(size_helper() + instanceKlass::cast(k())->static_field_size());
  }

  return size_helper();
}
int klassVtable::initialize_from_super(KlassHandle super) {
  if (super.is_null()) {
    return 0;
  } else {
    // copy methods from superKlass
    // can't inherit from array class, so must be instanceKlass
    assert(super->oop_is_instance(), "must be instance klass");
    instanceKlass* sk = (instanceKlass*)super()->klass_part();
    klassVtable* superVtable = sk->vtable();
    assert(superVtable->length() <= _length, "vtable too short");
#ifdef ASSERT
    superVtable->verify(tty, true);
#endif
    superVtable->copy_vtable_to(table());
#ifndef PRODUCT
    if (PrintVtables && Verbose) {  
      tty->print_cr("copy vtable from %s to %s size %d", sk->internal_name(), klass()->internal_name(), _length);
    }
#endif
    return superVtable->length();
  }
}
예제 #3
0
void CHA::process_class(KlassHandle r, GrowableArray<KlassHandle>* receivers, GrowableArray<methodHandle>* methods, symbolHandle name, symbolHandle signature) {    
  // recursively add non-abstract subclasses of r to receivers list
  assert(!r->is_interface(), "should call process_interface instead");
  for (Klass* s = r->subklass(); s != NULL && !methods->is_full(); s = s->next_sibling()) {
    // preorder traversal, so check subclasses first
    if (s->is_interface()) {
      // can only happen if r == Object
      assert(r->superklass() == NULL, "must be klass Object");
    } else {
      process_class(s, receivers, methods, name, signature);
    }
  }
  // now check r itself (after subclasses because of preorder)
  if (!methods->is_full()) {
    // don't add abstract classes to receivers list
    // (but still consider their methods -- they may be non-abstract)
    if (!receivers->is_full() && !r->is_abstract()) receivers->push(r);
    methodOop m = NULL;
    if (r->oop_is_instance()) m = instanceKlass::cast(r())->find_method(name(), signature()); 
    if (m != NULL && !m->is_abstract()) {
      if (!methods->contains(m)) methods->push(m);
    }
  }
}