966 
 967   // Trace and reset failed promotion info.
 968   if (promotion_failed()) {
 969     thread_state_set.trace_promotion_failed(gc_tracer());
 970   }
 971 
 972   // Process (weak) reference objects found during scavenge.
 973   ReferenceProcessor* rp = ref_processor();
 974   IsAliveClosure is_alive(this);
 975   ScanWeakRefClosure scan_weak_ref(this);
 976   KeepAliveClosure keep_alive(&scan_weak_ref);
 977   ScanClosure               scan_without_gc_barrier(this, false);
 978   ScanClosureWithParBarrier scan_with_gc_barrier(this, true);
 979   set_promo_failure_scan_stack_closure(&scan_without_gc_barrier);
 980   EvacuateFollowersClosureGeneral evacuate_followers(gch,
 981     &scan_without_gc_barrier, &scan_with_gc_barrier);
 982   rp->setup_policy(clear_all_soft_refs);
 983   // Can  the mt_degree be set later (at run_task() time would be best)?
 984   rp->set_active_mt_degree(active_workers);
 985   ReferenceProcessorStats stats;
 986   ReferenceProcessorPhaseTimes pt(_gc_timer, rp->num_q());
 987   if (rp->processing_is_mt()) {
 988     ParNewRefProcTaskExecutor task_executor(*this, *_old_gen, thread_state_set);
 989     stats = rp->process_discovered_references(&is_alive, &keep_alive,
 990                                               &evacuate_followers, &task_executor,
 991                                               &pt);
 992   } else {
 993     thread_state_set.flush();
 994     gch->save_marks();
 995     stats = rp->process_discovered_references(&is_alive, &keep_alive,
 996                                               &evacuate_followers, NULL,
 997                                               &pt);
 998   }
 999   _gc_tracer.report_gc_reference_stats(stats);
1000   _gc_tracer.report_tenuring_threshold(tenuring_threshold());
1001   pt.print_all_references();
1002 
1003   assert(gch->no_allocs_since_save_marks(), "evacuation should be done at this point");
1004 
1005   WeakProcessor::weak_oops_do(&is_alive, &keep_alive);
1006 

 966 
 967   // Trace and reset failed promotion info.
 968   if (promotion_failed()) {
 969     thread_state_set.trace_promotion_failed(gc_tracer());
 970   }
 971 
 972   // Process (weak) reference objects found during scavenge.
 973   ReferenceProcessor* rp = ref_processor();
 974   IsAliveClosure is_alive(this);
 975   ScanWeakRefClosure scan_weak_ref(this);
 976   KeepAliveClosure keep_alive(&scan_weak_ref);
 977   ScanClosure               scan_without_gc_barrier(this, false);
 978   ScanClosureWithParBarrier scan_with_gc_barrier(this, true);
 979   set_promo_failure_scan_stack_closure(&scan_without_gc_barrier);
 980   EvacuateFollowersClosureGeneral evacuate_followers(gch,
 981     &scan_without_gc_barrier, &scan_with_gc_barrier);
 982   rp->setup_policy(clear_all_soft_refs);
 983   // Can  the mt_degree be set later (at run_task() time would be best)?
 984   rp->set_active_mt_degree(active_workers);
 985   ReferenceProcessorStats stats;
 986   ReferenceProcessorPhaseTimes pt(_gc_timer, rp->num_queues());
 987   if (rp->processing_is_mt()) {
 988     ParNewRefProcTaskExecutor task_executor(*this, *_old_gen, thread_state_set);
 989     stats = rp->process_discovered_references(&is_alive, &keep_alive,
 990                                               &evacuate_followers, &task_executor,
 991                                               &pt);
 992   } else {
 993     thread_state_set.flush();
 994     gch->save_marks();
 995     stats = rp->process_discovered_references(&is_alive, &keep_alive,
 996                                               &evacuate_followers, NULL,
 997                                               &pt);
 998   }
 999   _gc_tracer.report_gc_reference_stats(stats);
1000   _gc_tracer.report_tenuring_threshold(tenuring_threshold());
1001   pt.print_all_references();
1002 
1003   assert(gch->no_allocs_since_save_marks(), "evacuation should be done at this point");
1004 
1005   WeakProcessor::weak_oops_do(&is_alive, &keep_alive);
1006