src/share/vm/runtime/perfMemory.hpp

*** 117,126 ****
--- 117,136 ----
      static char*  _start;
      static char*  _end;
      static char*  _top;
      static size_t _capacity;
      static PerfDataPrologue*  _prologue;
+ 
+     /* These _saved_* fields are for JSnap.
+      * JSnap uses these values to show PerfDataEntry.
+      */
+     static char*  _saved_start;
+     static char*  _saved_end;
+     static char*  _saved_top;
+     static size_t _saved_capacity;
+     static PerfDataPrologue*  _saved_prologue;
+ 
      static jint   _initialized;
  
      static void create_memory_region(size_t sizep);
      static void delete_memory_region();