src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/utilities/Hashtable.java

@  rev 51710 : 8204308: SA: serviceability/sa/TestInstanceKlassSize*.java fails when running in CDS mode
|  Summary: Use longs instead of ints while computing the identity hash of klass symbols
~  Reviewed-by: coleenp, lfoltan

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 47,58 ****
    // derived class may return Class<? extends HashtableEntry>
    protected Class getHashtableEntryClass() {
      return HashtableEntry.class;
    }
  
!   public int computeHash(Symbol name) {
!     return (int) name.identityHash();
    }
  
    public int hashToIndex(long fullHash) {
      return (int) (fullHash % tableSize());
    }
--- 47,58 ----
    // derived class may return Class<? extends HashtableEntry>
    protected Class getHashtableEntryClass() {
      return HashtableEntry.class;
    }
  
!   public long computeHash(Symbol name) {
!     return name.identityHash();
    }
  
    public int hashToIndex(long fullHash) {
      return (int) (fullHash % tableSize());
    }