775   TRACE_DEFINE_OFFSET;

   775   TRACE_DEFINE_OFFSET;

   776   static ByteSize init_thread_offset() { return in_ByteSize(offset_of(InstanceKlass, _init_thread)); }

   776   static ByteSize init_thread_offset() { return in_ByteSize(offset_of(InstanceKlass, _init_thread)); }

   777 

   777 

   778   // subclass/subinterface checks

   778   // subclass/subinterface checks

   779   bool implements_interface(Klass* k) const;

   779   bool implements_interface(Klass* k) const;

   780 

   781 

   781   // Access to the implementor of an interface.

   782   // Access to the implementor of an interface.

   782   Klass* implementor() const

   783   Klass* implementor() const

   783   {

   784   {

   784     Klass** k = adr_implementor();

   785     Klass** k = adr_implementor();