VM_SysCall.sysExit(VM.exitStatusRecursivelyShuttingDown);
VM_SysCall.sysExit(VM.EXIT_STATUS_RECURSIVELY_SHUTTING_DOWN);
  public static void dumpStackAndDie(Address fp) {    if (!exitInProgress) {      // This is the first time I've been called, attempt to exit "cleanly"      exitInProgress = true;      dumpStack(fp);      VM.sysExit(VM.exitStatusDumpStackAndDie);    } else {      // Another failure occured while attempting to exit cleanly.        // Get out quick and dirty to avoid hanging.      VM_SysCall.sysExit(VM.exitStatusRecursivelyShuttingDown);    }  }