agent/src/share/classes/sun/jvm/hotspot/code/PCDesc.java

*** 1,7 ****
  /*
!  * Copyright 2000-2004 Sun Microsystems, Inc.  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 2000-2009 Sun Microsystems, Inc.  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.
*** 34,43 ****
--- 34,44 ----
      to the corresponding source scope and byte code index. */
  
  public class PCDesc extends VMObject {
    private static CIntegerField pcOffsetField;
    private static CIntegerField scopeDecodeOffsetField;
+   private static CIntegerField pcFlagsField;
  
    static {
      VM.registerVMInitializedObserver(new Observer() {
          public void update(Observable o, Object data) {
            initialize(VM.getVM().getTypeDataBase());
*** 48,57 ****
--- 49,59 ----
    private static void initialize(TypeDataBase db) {
      Type type = db.lookupType("PcDesc");
  
      pcOffsetField          = type.getCIntegerField("_pc_offset");
      scopeDecodeOffsetField = type.getCIntegerField("_scope_decode_offset");
+     pcFlagsField           = type.getCIntegerField("_flags");
    }
  
    public PCDesc(Address addr) {
      super(addr);
    }
*** 68,77 ****
--- 70,85 ----
  
    public Address getRealPC(NMethod code) {
      return code.instructionsBegin().addOffsetTo(getPCOffset());
    }
  
+ 
+   public boolean getReexecute() {
+     int flags = (int)pcFlagsField.getValue(addr);
+     return ((flags & 0x1)== 1); //first is the reexecute bit
+   }
+ 
    public void print(NMethod code) {
      printOn(System.out, code);
    }
  
    public void printOn(PrintStream tty, NMethod code) {