*** old/src/share/classes/java/lang/invoke/BoundMethodHandle.java	Wed Feb 26 15:43:13 2014
--- new/src/share/classes/java/lang/invoke/BoundMethodHandle.java	Wed Feb 26 15:43:13 2014

*** 859,864 ****
--- 859,878 ----
  
      /**
       * All subclasses must provide such a value describing their type signature.
       */
      static final SpeciesData SPECIES_DATA = SpeciesData.EMPTY;
+ 
+     private static final SpeciesData[] SPECIES_DATA_CACHE = new SpeciesData[5];
+     private static SpeciesData checkCache(int size, String types) {
+         int idx = size - 1;
+         SpeciesData data = SPECIES_DATA_CACHE[idx];
+         if (data != null)  return data;
+         SPECIES_DATA_CACHE[idx] = data = getSpeciesData(types);
+         return data;
+     }
+     static SpeciesData speciesData_L()     { return checkCache(1, "L"); }
+     static SpeciesData speciesData_LL()    { return checkCache(2, "LL"); }
+     static SpeciesData speciesData_LLL()   { return checkCache(3, "LLL"); }
+     static SpeciesData speciesData_LLLL()  { return checkCache(4, "LLLL"); }
+     static SpeciesData speciesData_LLLLL() { return checkCache(5, "LLLLL"); }
  }