1 /*
   2  * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  *
  23  */
  24 
  25 package sun.jvm.hotspot.ci;
  26 
  27 import java.io.*;
  28 import java.util.*;
  29 import sun.jvm.hotspot.debugger.*;
  30 import sun.jvm.hotspot.runtime.*;
  31 import sun.jvm.hotspot.oops.*;
  32 import sun.jvm.hotspot.types.*;
  33 
  34 public class ciReceiverTypeData extends ReceiverTypeData {
  35   public ciReceiverTypeData(DataLayout data) {
  36     super(data);
  37   }
  38 
  39   public Klass receiver(int row) {
  40       throw new InternalError("should not call");
  41   }
  42 
  43   public ciKlass receiverAt(int row) {
  44     //assert((uint)row < rowLimit(), "oob");
  45     ciObject recv = ciObjectFactory.get(addressAt(receiverCellIndex(row)));
  46     if (recv != null && !(recv instanceof ciKlass)) {
  47       System.err.println(recv);
  48     }
  49     //assert(recv == NULL || recv->isKlass(), "wrong type");
  50     return (ciKlass)recv;
  51   }
  52 
  53 }