src/hotspot/share/gc/shared/genCollectedHeap.hpp

@@ -29,10 +29,11 @@
 #include "gc/shared/collectorPolicy.hpp"
 #include "gc/shared/generation.hpp"
 #include "gc/shared/softRefGenPolicy.hpp"
 
 class AdaptiveSizePolicy;
+class GCPolicyCounters;
 class GenerationSpec;
 class StrongRootsScope;
 class SubTasksDone;
 class WorkGang;
 

@@ -78,10 +79,12 @@
   SoftRefGenPolicy _soft_ref_gen_policy;
 
   // The sizing of the heap is controlled by a sizing policy.
   AdaptiveSizePolicy* _size_policy;
 
+  GCPolicyCounters* _gc_policy_counters;
+
   // Indicates that the most recent previous incremental collection failed.
   // The flag is cleared when an action is taken that might clear the
   // condition that caused that incremental collection to fail.
   bool _incremental_collection_failed;
 

@@ -153,11 +156,12 @@
   // we absolutely __must__ clear soft refs?
   bool must_clear_all_soft_refs();
 
   GenCollectedHeap(GenCollectorPolicy *policy,
                    Generation::Name young,
-                   Generation::Name old);
+                   Generation::Name old,
+                   const char* policy_counters_name);
 
   virtual void check_gen_kinds() = 0;
 
 public:
 

@@ -193,10 +197,13 @@
   // Adaptive size policy
   virtual AdaptiveSizePolicy* size_policy() {
     return _size_policy;
   }
 
+  // Performance Counter support
+  GCPolicyCounters* counters()     { return _gc_policy_counters; }
+
   // Return the (conservative) maximum heap alignment
   static size_t conservative_max_heap_alignment() {
     return Generation::GenGrain;
   }