src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/oops/Symbol.java

*** 43,53 ****
        });
    }
  
    private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
      Type type  = db.lookupType("Symbol");
!     length     = type.getCIntegerField("_length");
      baseOffset = type.getField("_body").getOffset();
      idHash = type.getCIntegerField("_identity_hash");
    }
  
    // Format:
--- 43,53 ----
        });
    }
  
    private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
      Type type  = db.lookupType("Symbol");
!     length     = type.getCIntegerField("_length_and_refcount");
      baseOffset = type.getField("_body").getOffset();
      idHash = type.getCIntegerField("_identity_hash");
    }
  
    // Format:
*** 73,83 ****
  
    // Fields
    private static CIntegerField length;
  
    // Accessors for declared fields
!   public long   getLength() { return          length.getValue(this.addr); }
  
    public byte getByteAt(long index) {
      return addr.getJByteAt(baseOffset + index);
    }
    // _identity_hash is a short
--- 73,86 ----
  
    // Fields
    private static CIntegerField length;
  
    // Accessors for declared fields
!   public long   getLength() {
!     int i = (int)length.getValue(this.addr);
!     return (i >> 16);
!   }
  
    public byte getByteAt(long index) {
      return addr.getJByteAt(baseOffset + index);
    }
    // _identity_hash is a short