gc_serialize = new Object();  VM_GCLocks.init(); VM_GCWorkQueue.init();
  static void init () {    gc_serialize = new Object();        VM_GCLocks.init();    // to alloc lock fields used during GC (in bootImage)    VM_GCWorkQueue.init();       // to alloc shared work queue          VM_CollectorThread.init();   // to alloc its rendezvous arrays, if necessary      }