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

@@ -32,10 +32,11 @@
  import java.math.*;
  import java.util.Objects;
  import java.util.Optional;
  
  import jdk.internal.misc.CDS;
+ import jdk.internal.value.DeserializeConstructor;
  import jdk.internal.util.DecimalDigits;
  import jdk.internal.vm.annotation.ForceInline;
  import jdk.internal.vm.annotation.IntrinsicCandidate;
  import jdk.internal.vm.annotation.Stable;
  

@@ -72,10 +73,11 @@
   * @author  Arthur van Hoff
   * @author  Josh Bloch
   * @author  Joseph D. Darcy
   * @since   1.0
   */
+ @jdk.internal.MigratedValueClass
  @jdk.internal.ValueBased
  public final class Long extends Number
          implements Comparable<Long>, Constable, ConstantDesc {
      /**
       * A constant holding the minimum value a {@code long} can

@@ -990,10 +992,11 @@
       * @param  l a long value.
       * @return a {@code Long} instance representing {@code l}.
       * @since  1.5
       */
      @IntrinsicCandidate
+     @DeserializeConstructor
      public static Long valueOf(long l) {
          final int offset = 128;
          if (l >= -128 && l <= 127) { // will cache
              return LongCache.cache[(int)l + offset];
          }