src/jdk.incubator.vector/share/classes/jdk/incubator/vector/VectorIntrinsics.java

*** 99,108 ****
--- 99,135 ----
          assert isNonCapturingLambda(defaultImpl) : defaultImpl;
          return defaultImpl.broadcast(bits, s);
      }
  
      /* ============================================================================ */
+     interface ShuffleIotaOperation<E> {
+         VectorShuffle<E> apply(int step, int length);
+     }
+ 
+     @HotSpotIntrinsicCandidate
+     static
+     <E>
+     VectorShuffle<E> shuffleIota(Class<?> E, Class<?> ShuffleClass, VectorSpecies<E> s, int length,
+                      int step, ShuffleIotaOperation<E> defaultImpl) {
+        assert isNonCapturingLambda(defaultImpl) : defaultImpl;
+        return defaultImpl.apply(step, length);
+     }
+ 
+     interface ShuffleToVectorOperation<VM, Sh, E> {
+        VM apply(Sh s);
+     }
+ 
+     @HotSpotIntrinsicCandidate 
+     static 
+     <VM ,Sh extends VectorShuffle<E>, E> 
+     VM shuffleToVector(Class<?> VM, Class<?>E , Class<?> ShuffleClass, Sh s, int length,
+                        ShuffleToVectorOperation<VM,Sh,E> defaultImpl) {
+       assert isNonCapturingLambda(defaultImpl) : defaultImpl;
+       return defaultImpl.apply(s);
+     }
+ 
+     /* ============================================================================ */
  
      @HotSpotIntrinsicCandidate
      static
      <V extends Vector<?>>
      long reductionCoerced(int oprId, Class<?> vectorClass, Class<?> elementType, int length,