34   for (uint index = 0; index < size; index ++) {
  35     ShenandoahObjToScanQueue* q = queue(index);
  36     assert(q != NULL, "Sanity");
  37     q->clear();
  38   }
  39 }
  40 
  41 bool ShenandoahObjToScanQueueSet::is_empty() {
  42   uint size = GenericTaskQueueSet<ShenandoahObjToScanQueue, mtGC>::size();
  43   for (uint index = 0; index < size; index ++) {
  44     ShenandoahObjToScanQueue* q = queue(index);
  45     assert(q != NULL, "Sanity");
  46     if (!q->is_empty()) {
  47       return false;
  48     }
  49   }
  50   return true;
  51 }
  52 
  53 ShenandoahTaskTerminator::ShenandoahTaskTerminator(uint n_threads, TaskQueueSetSuper* queue_set) :
  54   _terminator(new OWSTTaskTerminator(n_threads, queue_set)) { }
  55 
  56 ShenandoahTaskTerminator::~ShenandoahTaskTerminator() {
  57   assert(_terminator != NULL, "Invariant");
  58   delete _terminator;
  59 }
  60 
  61 #if TASKQUEUE_STATS
  62 void ShenandoahObjToScanQueueSet::print_taskqueue_stats_hdr(outputStream* const st) {
  63   st->print_raw_cr("GC Task Stats");
  64   st->print_raw("thr "); TaskQueueStats::print_header(1, st); st->cr();
  65   st->print_raw("--- "); TaskQueueStats::print_header(2, st); st->cr();
  66 }
  67 
  68 void ShenandoahObjToScanQueueSet::print_taskqueue_stats() const {
  69   if (!log_develop_is_enabled(Trace, gc, task, stats)) {
  70     return;
  71   }
  72   Log(gc, task, stats) log;
  73   ResourceMark rm;
  74   LogStream ls(log.trace());
  75   outputStream* st = &ls;
  76   print_taskqueue_stats_hdr(st);
  77 
  78   ShenandoahObjToScanQueueSet* queues = const_cast<ShenandoahObjToScanQueueSet*>(this);
  79   TaskQueueStats totals;

  34   for (uint index = 0; index < size; index ++) {
  35     ShenandoahObjToScanQueue* q = queue(index);
  36     assert(q != NULL, "Sanity");
  37     q->clear();
  38   }
  39 }
  40 
  41 bool ShenandoahObjToScanQueueSet::is_empty() {
  42   uint size = GenericTaskQueueSet<ShenandoahObjToScanQueue, mtGC>::size();
  43   for (uint index = 0; index < size; index ++) {
  44     ShenandoahObjToScanQueue* q = queue(index);
  45     assert(q != NULL, "Sanity");
  46     if (!q->is_empty()) {
  47       return false;
  48     }
  49   }
  50   return true;
  51 }
  52 
  53 ShenandoahTaskTerminator::ShenandoahTaskTerminator(uint n_threads, TaskQueueSetSuper* queue_set) :
  54   _terminator(n_threads, queue_set) { }





  55 
  56 #if TASKQUEUE_STATS
  57 void ShenandoahObjToScanQueueSet::print_taskqueue_stats_hdr(outputStream* const st) {
  58   st->print_raw_cr("GC Task Stats");
  59   st->print_raw("thr "); TaskQueueStats::print_header(1, st); st->cr();
  60   st->print_raw("--- "); TaskQueueStats::print_header(2, st); st->cr();
  61 }
  62 
  63 void ShenandoahObjToScanQueueSet::print_taskqueue_stats() const {
  64   if (!log_develop_is_enabled(Trace, gc, task, stats)) {
  65     return;
  66   }
  67   Log(gc, task, stats) log;
  68   ResourceMark rm;
  69   LogStream ls(log.trace());
  70   outputStream* st = &ls;
  71   print_taskqueue_stats_hdr(st);
  72 
  73   ShenandoahObjToScanQueueSet* queues = const_cast<ShenandoahObjToScanQueueSet*>(this);
  74   TaskQueueStats totals;