Beispiel #1
0
void PendingSelfSignals::pass_to_Self(oop resultArg) {
  if (SignalInterface::are_self_signals_blocked())
    fatal("signals are blocked -- shouldn't transfer");
  // must block interrupts to avoid interference from signal_handler
  { SignalBlocker sb;
    fint index = 1;
    for (fint i = 0;
              i < n_real_SelfSignals;  
            ++i ) {
      smi c = count(SelfSignal(i));
      if ( c != 0) {
        resultArg->obj_at_put(index++, name(SelfSignal(i)));
        resultArg->obj_at_put(index++, as_smiOop(c));
        reset(SelfSignal(i));
      }
    }
    _are_any_pending = false;
    _know_if_any_pending = true;
    resultArg->obj_at_put(0, as_smiOop(index / 2));
  }
}
Beispiel #2
0
oop processOopClass::get_result(oop resultArg) {
  // compute result and fill in result vector if necessary
  oop res;
  switch (preemptCause) {
   case cTerminated:
   case cAborted:
    res = VMString[causeString[preemptCause]];
    delete prevProcess;
    break;
   case cStackOverflowed:
   case cNonLIFOBlock:
    res = VMString[causeString[preemptCause]];
    assert(prevProcess->state == stopped, "wrong state");
    break;
   case cSingleStepped:
   case cFinishedActivation:
   case cCouldntAllocateStack:
   case cLowOnSpace:
    res = VMString[causeString[preemptCause]];
    break;
   case cYielded:
    res = VMString[causeString[preemptCause]];
    resultArg->obj_at_put(0, yieldRcvr);
    resultArg->obj_at_put(1, yieldArg);
    break;
   case cSignal:
    res = VMString[SIGNAL];
    PendingSelfSignals::pass_to_Self(resultArg);
    break;
   case cNoCause:
   case cLast:
   default:
    fatal1("unknown/illegal preemptCause %ld", preemptCause);
  }
  return res;
}