src/java.base/share/classes/java/lang/Byte.java

rev 12262 : 8076112: Add @HotSpotIntrinsicCandidate annotation to indicate methods for which Java Runtime has intrinsics
Summary: Annotate possibly intrinsified methods with @HotSpotIntrinsicCandidate. Add checks omitted by intrinsics to the library code. Add CheckIntrinsics flags to check consistency of intrinsics.
Reviewed-by: jrose, kvn, thartmann, vlivanov, abuckley, darcy, ascarpino, briangoetz, alanb, aph, dnsimon

*** 23,32 ****
--- 23,34 ----
   * questions.
   */
  
  package java.lang;
  
+ import jdk.internal.HotSpotIntrinsicCandidate;
+ 
  /**
   *
   * The {@code Byte} class wraps a value of primitive type {@code byte}
   * in an object.  An object of type {@code Byte} contains a single
   * field whose type is {@code byte}.
*** 96,105 ****
--- 98,108 ----
       *
       * @param  b a byte value.
       * @return a {@code Byte} instance representing {@code b}.
       * @since  1.5
       */
+     @HotSpotIntrinsicCandidate
      public static Byte valueOf(byte b) {
          final int offset = 128;
          return ByteCache.cache[(int)b + offset];
      }
  
*** 318,327 ****
--- 321,331 ----
  
      /**
       * Returns the value of this {@code Byte} as a
       * {@code byte}.
       */
+     @HotSpotIntrinsicCandidate
      public byte byteValue() {
          return value;
      }
  
      /**