--- /dev/null	Fri Sep  9 14:16:33 2011
+++ new/agent/src/share/classes/sun/jvm/hotspot/opto/Compile.java	Fri Sep  9 14:16:54 2011
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2011, 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.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+package sun.jvm.hotspot.opto;
+
+import java.util.*;
+import sun.jvm.hotspot.ci.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.oops.*;
+import sun.jvm.hotspot.types.*;
+
+public class Compile extends VMObject {
+  static {
+    VM.registerVMInitializedObserver(new Observer() {
+        public void update(Observable o, Object data) {
+          initialize(VM.getVM().getTypeDataBase());
+        }
+      });
+  }
+
+  private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
+    Type type      = db.lookupType("Compile");
+    rootField = type.getAddressField("_root");
+    uniqueField = new CIntField(type.getCIntegerField("_unique"), 0);
+    entryBciField = new CIntField(type.getCIntegerField("_entry_bci"), 0);
+    topField = type.getAddressField("_top");
+    cfgField = type.getAddressField("_cfg");
+    regallocField = type.getAddressField("_regalloc");
+    methodField = type.getAddressField("_method");
+    iltField = type.getAddressField("_ilt");
+  }
+
+  private static AddressField rootField;
+  private static CIntField uniqueField;
+  private static CIntField entryBciField;
+  private static AddressField topField;
+  private static AddressField cfgField;
+  private static AddressField regallocField;
+  private static AddressField methodField;
+  private static AddressField iltField;
+
+  public Compile(Address addr) {
+    super(addr);
+  }
+
+  public Node root() {
+    return new RootNode(rootField.getValue(this.getAddress()));
+  }
+
+  public int entryBci() {
+    return (int)entryBciField.getValue(getAddress());
+  }
+
+  public ciMethod method() {
+    return (ciMethod) ciObjectFactory.get(methodField.getValue(getAddress()));
+  }
+
+  public PhaseCFG cfg() {
+    Address a = cfgField.getValue(this.getAddress());
+    if (a != null) {
+      return new PhaseCFG(a);
+    }
+    return null;
+  }
+
+  public InlineTree ilt() {
+    Address a = iltField.getValue(this.getAddress());
+    if (a != null) {
+      return new InlineTree(a);
+    }
+    return null;
+  }
+}