src/hotspot/share/utilities/globalDefinitions.hpp

*** 1259,1264 ****
--- 1259,1277 ----
  // processing utilities.
  
  typedef const char* ccstr;
  typedef const char* ccstrlist;   // represents string arguments which accumulate
  
+ //----------------------------------------------------------------------------------------------------
+ // Default hash/equals functions used by ResourceHashtable and KVHashtable
+ 
+ template<typename K> unsigned primitive_hash(const K& k) {
+   unsigned hash = (unsigned)((uintptr_t)k);
+   return hash ^ (hash >> 3); // just in case we're dealing with aligned ptrs
+ }
+ 
+ template<typename K> bool primitive_equals(const K& k0, const K& k1) {
+   return k0 == k1;
+ }
+ 
+ 
  #endif // SHARE_VM_UTILITIES_GLOBALDEFINITIONS_HPP