VM_Magic.pragmaNoOptCompile();
  private void transferThread (VM_Thread t) {    if (this != getCurrentProcessor() || t.isGCThread || (t.beingDispatched && t != VM_Thread.getCurrentThread())) {      transferMutex.lock();      transferQueue.enqueue(t);      transferMutex.unlock();    } else if (t.isIdleThread) {      idleQueue.enqueue(t);    } else {      readyQueue.enqueue(t);    }  }