src/hotspot/share/gc/g1/g1Policy.hpp

rev 58105 : [mq]: 8236073-softmaxheapsize

@@ -108,10 +108,14 @@
 
   // The amount of allocated bytes in old gen during the last mutator and the following
   // young GC phase.
   size_t _bytes_allocated_in_old_since_last_gc;
 
+  size_t _minimum_desired_bytes_after_last_cm;
+
+  void determine_desired_bytes_after_concurrent_mark();
+
   G1InitialMarkToMixedTimeTracker _initial_mark_to_mixed;
 
   bool should_update_surv_rate_group_predictors() {
     return collector_state()->in_young_only_phase() && !collector_state()->mark_or_rebuild_in_progress();
   }

@@ -336,12 +340,12 @@
   void record_concurrent_mark_cleanup_start();
   void record_concurrent_mark_cleanup_end();
 
   void print_phases();
 
-  bool next_gc_should_be_mixed(const char* true_action_str,
-                               const char* false_action_str) const;
+  bool next_gc_should_be_mixed(const char* true_action_str = NULL,
+                               const char* false_action_str = NULL) const;
 
   // Calculate and return the number of initial and optional old gen regions from
   // the given collection set candidates and the remaining time.
   void calculate_old_collection_set_regions(G1CollectionSetCandidates* candidates,
                                             double time_remaining_ms,

@@ -375,10 +379,12 @@
   // marking thread has completed its work during the previous cycle,
   // it will set in_initial_mark_gc() to so that the pause does
   // the initial-mark work and start a marking cycle.
   void decide_on_conc_mark_initiation();
 
+  size_t desired_bytes_after_concurrent_mark() const { return _minimum_desired_bytes_after_last_cm; }
+
   size_t young_list_target_length() const { return _young_list_target_length; }
 
   bool should_allocate_mutator_region() const;
 
   bool can_expand_young_list() const;

@@ -442,8 +448,9 @@
   void update_survivors_policy();
 
   virtual bool force_upgrade_to_full() {
     return false;
   }
+  size_t desired_bytes_after_concurrent_mark(size_t used_bytes);
 };
 
 #endif // SHARE_GC_G1_G1POLICY_HPP