src/hotspot/share/gc/g1/heapRegion.inline.hpp

rev 56939 : [mq]: 8233306-heapregion-sorting
rev 56952 : [mq]: 8233588-cleanup-survrategroup

*** 26,35 ****
--- 26,36 ----
  #define SHARE_GC_G1_HEAPREGION_INLINE_HPP
  
  #include "gc/g1/g1BlockOffsetTable.inline.hpp"
  #include "gc/g1/g1CollectedHeap.inline.hpp"
  #include "gc/g1/g1ConcurrentMarkBitMap.inline.hpp"
+ #include "gc/g1/g1Predictions.hpp"
  #include "gc/g1/heapRegion.hpp"
  #include "oops/oop.inline.hpp"
  #include "runtime/atomic.hpp"
  #include "runtime/prefetch.inline.hpp"
  #include "utilities/align.hpp"
*** 368,373 ****
--- 369,417 ----
        return is_precise ? end : cur;
      }
    }
  }
  
+ inline int HeapRegion::age_in_surv_rate_group() const {
+   assert(has_surv_rate_group(), "pre-condition");
+   assert(SurvRateGroup::is_valid_age_index(_age_index), "pre-condition");
+   return _surv_rate_group->age_in_group(_age_index);
+ }
+ 
+ inline bool HeapRegion::has_surv_rate_group() const {
+   return _surv_rate_group != NULL;
+ }
+   
+ inline double HeapRegion::surv_rate_prediction(G1Predictions const& predictor) const {
+   assert(has_surv_rate_group(), "pre-condition");
+   return _surv_rate_group->surv_rate_pred(predictor, age_in_surv_rate_group());
+ }
+ 
+ inline void HeapRegion::install_surv_rate_group(SurvRateGroup* surv_rate_group) {
+   assert(surv_rate_group != NULL, "pre-condition");
+   assert(!has_surv_rate_group(), "pre-condition");
+   assert(is_young(), "pre-condition");
+ 
+   _surv_rate_group = surv_rate_group;
+   _age_index = surv_rate_group->next_age_index();
+ }
+ 
+ inline void HeapRegion::uninstall_surv_rate_group() {
+   if (has_surv_rate_group()) {
+     assert(SurvRateGroup::is_valid_age_index(_age_index), "pre-condition");
+     assert(is_young(), "pre-condition");
+ 
+     _surv_rate_group = NULL;
+     _age_index = SurvRateGroup::InvalidAgeIndex;
+   } else {
+     assert(!SurvRateGroup::is_valid_age_index(_age_index), "pre-condition");
+   }
+ }
+ 
+ inline void HeapRegion::record_surv_words_in_group(size_t words_survived) {
+   assert(has_surv_rate_group(), "pre-condition");
+   assert(SurvRateGroup::is_valid_age_index(_age_index), "pre-condition");
+   int age_in_group = age_in_surv_rate_group();
+   _surv_rate_group->record_surviving_words(age_in_group, words_survived);
+ }
+ 
  #endif // SHARE_GC_G1_HEAPREGION_INLINE_HPP