*** old/src/share/vm/prims/unsafe.cpp	Fri May 10 16:16:47 2013
--- new/src/share/vm/prims/unsafe.cpp	Fri May 10 16:16:47 2013

*** 704,713 ****
--- 704,718 ----
  UNSAFE_ENTRY(jint, Unsafe_PageSize(JNIEnv *env, jobject unsafe))
    UnsafeWrapper("Unsafe_PageSize");
    return os::vm_page_size();
  UNSAFE_END
  
+ UNSAFE_ENTRY(jboolean, Unsafe_ClmulAvailable(JNIEnv *env, jobject unsafe))
+   UnsafeWrapper("Unsafe_ClmulAvailable");
+   return UseAVX && UseCLMUL;
+ UNSAFE_END
+ 
  jint find_field_offset(jobject field, int must_be_static, TRAPS) {
    if (field == NULL) {
      THROW_0(vmSymbols::java_lang_NullPointerException());
    }
  

*** 1607,1617 ****
--- 1612,1624 ----
      {CC"compareAndSwapLong", CC"("OBJ"J""J""J"")Z",      FN_PTR(Unsafe_CompareAndSwapLong)},
      {CC"putOrderedObject",   CC"("OBJ"J"OBJ")V",         FN_PTR(Unsafe_SetOrderedObject)},
      {CC"putOrderedInt",      CC"("OBJ"JI)V",             FN_PTR(Unsafe_SetOrderedInt)},
      {CC"putOrderedLong",     CC"("OBJ"JJ)V",             FN_PTR(Unsafe_SetOrderedLong)},
      {CC"park",               CC"(ZJ)V",                  FN_PTR(Unsafe_Park)},
!     {CC"unpark",             CC"("OBJ")V",               FN_PTR(Unsafe_Unpark)},
+     {CC"clmulAvailable",     CC"()Z",                    FN_PTR(Unsafe_ClmulAvailable)},
+ 
  };
  
  JNINativeMethod loadavg_method[] = {
      {CC"getLoadAverage",     CC"([DI)I",                 FN_PTR(Unsafe_Loadavg)}
  };