--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/LinuxVtblAccess.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2002, 2013, 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+package sun.jvm.hotspot;
+
+import sun.jvm.hotspot.debugger.SymbolLookup;
+import sun.jvm.hotspot.types.Type;
+import sun.jvm.hotspot.types.basic.BasicVtblAccess;
+
+public class LinuxVtblAccess extends BasicVtblAccess {
+  private String vt;
+
+  public LinuxVtblAccess(SymbolLookup symbolLookup,
+                         String[] dllNames) {
+    super(symbolLookup, dllNames);
+
+    if (symbolLookup.lookup("libjvm.so", "__vt_10JavaThread") != null) {
+       // old C++ ABI
+       vt = "__vt_";
+    } else {
+       // new C++ ABI
+       vt = "_ZTV";
+    }
+  }
+
+  protected String vtblSymbolForType(Type type) {
+    return vt + type.getName().length() + type;
+  }
+}