Example #1
0
klassOop Klass::base_create_klass_oop(KlassHandle& klass, int size,
                                      const Klass_vtbl& vtbl, TRAPS) {
  size = align_object_size(size);
  // allocate and initialize vtable
  Klass*   kl = (Klass*) vtbl.allocate_permanent(klass, size, CHECK_NULL);
  klassOop k  = kl->as_klassOop();

  { // Preinitialize supertype information.
    // A later call to initialize_supers() may update these settings:
    kl->set_super(NULL);
    for (juint i = 0; i < Klass::primary_super_limit(); i++) {
      kl->_primary_supers[i] = NULL;
    }
    kl->set_secondary_supers(NULL);
    oop_store_without_check((oop*) &kl->_primary_supers[0], k);
    kl->set_super_check_offset(in_bytes(primary_supers_offset()));
  }

  kl->set_java_mirror(NULL);
  kl->set_modifier_flags(0);
  kl->set_layout_helper(Klass::_lh_neutral_value);
  kl->set_name(NULL);
  AccessFlags af;
  af.set_flags(0);
  kl->set_access_flags(af);
  kl->set_subklass(NULL);
  kl->set_next_sibling(NULL);
  kl->set_alloc_count(0);
  kl->set_alloc_size(0);
  TRACE_SET_KLASS_TRACE_ID(kl, 0);

  kl->set_prototype_header(markOopDesc::prototype());
  kl->set_biased_lock_revocation_count(0);
  kl->set_last_biased_lock_bulk_revocation_time(0);

  return k;
}