src/share/vm/utilities/hashtable.inline.hpp

rev 9056 : 8185525: Add JFR event for DictionarySizes
Summary: Added TableStatistics event
Reviewed-by: egahlin, coleenp

@@ -41,19 +41,21 @@
   initialize(table_size, entry_size, 0);
   _buckets = NEW_C_HEAP_ARRAY2(HashtableBucket<F>, table_size, F, CURRENT_PC);
   for (int index = 0; index < _table_size; index++) {
     _buckets[index].clear();
   }
+  _stats_rate = TableRateStatistics();
 }
 
 
 template <MEMFLAGS F> inline BasicHashtable<F>::BasicHashtable(int table_size, int entry_size,
                                       HashtableBucket<F>* buckets,
                                       int number_of_entries) {
   // Called on startup, no locking needed
   initialize(table_size, entry_size, number_of_entries);
   _buckets = buckets;
+  _stats_rate = TableRateStatistics();
 }
 
 
 template <MEMFLAGS F> inline void BasicHashtable<F>::initialize(int table_size, int entry_size,
                                        int number_of_entries) {

@@ -95,21 +97,28 @@
 }
 
 
 template <MEMFLAGS F> inline void BasicHashtable<F>::set_entry(int index, BasicHashtableEntry<F>* entry) {
   _buckets[index].set_entry(entry);
+  if (entry != NULL) {
+    JFR_ONLY(_stats_rate.add();)
+  } else {
+    JFR_ONLY(_stats_rate.remove();)
+  }
 }
 
 
 template <MEMFLAGS F> inline void BasicHashtable<F>::add_entry(int index, BasicHashtableEntry<F>* entry) {
   entry->set_next(bucket(index));
   _buckets[index].set_entry(entry);
   ++_number_of_entries;
+  JFR_ONLY(_stats_rate.add();)
 }
 
 template <MEMFLAGS F> inline void BasicHashtable<F>::free_entry(BasicHashtableEntry<F>* entry) {
   entry->set_next(_free_list);
   _free_list = entry;
   --_number_of_entries;
+  JFR_ONLY(_stats_rate.remove();)
 }
 
 #endif // SHARE_VM_UTILITIES_HASHTABLE_INLINE_HPP