Plan.collectionInitiated(RESOURCE_TRIGGERED_GC);
Plan.collectionInitiated();
  public static final void triggerAsyncCollection()    throws VM_PragmaUninterruptible {    checkForExhaustion(RESOURCE_TRIGGERED_GC, true);    Plan.collectionInitiated(RESOURCE_TRIGGERED_GC);    if (Options.verbose >= 1) VM.sysWrite("[Async GC]");    VM_CollectorThread.asyncCollect(VM_CollectorThread.handshake);  }