src/share/vm/gc/g1/g1DefaultPolicy.cpp

rev 11040 : 8150393: Maintain the set of survivor regions in an array between GCs
Reviewed-by:

*** 39,48 ****
--- 39,49 ----
  #include "gc/shared/gcPolicyCounters.hpp"
  #include "runtime/arguments.hpp"
  #include "runtime/java.hpp"
  #include "runtime/mutexLocker.hpp"
  #include "utilities/debug.hpp"
+ #include "utilities/growableArray.hpp"
  #include "utilities/pair.hpp"
  
  G1DefaultPolicy::G1DefaultPolicy() :
    _predictor(G1ConfidencePercent / 100.0),
    _analytics(new G1Analytics(&_predictor)),
*** 356,369 ****
    return base_min_length + min_young_length;
  }
  
  double G1DefaultPolicy::predict_survivor_regions_evac_time() const {
    double survivor_regions_evac_time = 0.0;
!   for (HeapRegion * r = _g1->young_list()->first_survivor_region();
!        r != NULL && r != _g1->young_list()->last_survivor_region()->get_next_young_region();
!        r = r->get_next_young_region()) {
!     survivor_regions_evac_time += predict_region_elapsed_time_ms(r, collector_state()->gcs_are_young());
    }
    return survivor_regions_evac_time;
  }
  
  void G1DefaultPolicy::revise_young_list_target_length_if_necessary(size_t rs_lengths) {
--- 357,372 ----
    return base_min_length + min_young_length;
  }
  
  double G1DefaultPolicy::predict_survivor_regions_evac_time() const {
    double survivor_regions_evac_time = 0.0;
!   const GrowableArray<HeapRegion*>* survivor_regions = _g1->young_list()->survivor_regions();
! 
!   for (GrowableArrayIterator<HeapRegion*> it = survivor_regions->begin();
!        it != survivor_regions->end();
!        ++it) {
!     survivor_regions_evac_time += predict_region_elapsed_time_ms(*it, collector_state()->gcs_are_young());
    }
    return survivor_regions_evac_time;
  }
  
  void G1DefaultPolicy::revise_young_list_target_length_if_necessary(size_t rs_lengths) {