src/share/vm/gc_implementation/shenandoah/shenandoahTaskqueue.cpp

rev 10561 : [backport] Add task termination and enhanced task queue state tracking + weakrefs

*** 98,107 ****
--- 98,143 ----
        return false;
      }
    }
  }
  
+ #if TASKQUEUE_STATS
+ void ShenandoahObjToScanQueueSet::print_taskqueue_stats_hdr(outputStream* const st) {
+   st->print_raw_cr("GC Task Stats");
+   st->print_raw("thr "); TaskQueueStats::print_header(1, st); st->cr();
+   st->print_raw("--- "); TaskQueueStats::print_header(2, st); st->cr();
+ }
+ 
+ void ShenandoahObjToScanQueueSet::print_taskqueue_stats() {
+   if (! ShenandoahLogTrace) {
+     return;
+   }
+   ResourceMark rm;
+   outputStream* st = gclog_or_tty;
+   print_taskqueue_stats_hdr(st);
+ 
+   TaskQueueStats totals;
+   const uint n = size();
+   for (uint i = 0; i < n; ++i) {
+     st->print(UINT32_FORMAT_W(3), i);
+     queue(i)->stats.print(st);
+     st->cr();
+     totals += queue(i)->stats;
+   }
+   st->print("tot "); totals.print(st); st->cr();
+   DEBUG_ONLY(totals.verify());
+ }
+ 
+ void ShenandoahObjToScanQueueSet::reset_taskqueue_stats() {
+   const uint n = size();
+   for (uint i = 0; i < n; ++i) {
+     queue(i)->stats.reset();
+   }
+ }
+ #endif // TASKQUEUE_STATS
+ 
+ 
  bool ShenandoahTaskTerminator::do_spin_master_work(TerminatorTerminator* terminator) {
    uint yield_count = 0;
    // Number of hard spin loops done since last yield
    uint hard_spin_count = 0;
    // Number of iterations in the hard spin loop.