*** old/src/share/vm/ci/ciCallProfile.hpp	Tue Aug 30 18:43:01 2011
--- new/src/share/vm/ci/ciCallProfile.hpp	Tue Aug 30 18:43:01 2011

*** 77,84 ****
--- 77,95 ----
    }
    ciKlass*  receiver(int i)        {
      assert(i < _limit, "out of Call Profile MorphismLimit");
      return _receiver[i];
    }
+ 
+   // Rescale the current profile based on the incoming scale
+   ciCallProfile rescale(double scale) {
+     assert(scale >= 0 && scale <= 1.0, "out of range");
+     ciCallProfile call = *this;
+     call._count = (int)(call._count * scale);
+     for (int i = 0; i < _morphism; i++) {
+       call._receiver_count[i] = (int)(call._receiver_count[i] * scale);
+     }
+     return call;
+   }
  };
  
  #endif // SHARE_VM_CI_CICALLPROFILE_HPP