src/os_cpu/windows_x86/vm/thread_windows_x86.cpp

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rev 4773 : 8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 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.

@@ -30,10 +30,19 @@
 // currently interrupted by SIGPROF
 bool JavaThread::pd_get_top_frame_for_signal_handler(frame* fr_addr,
   void* ucontext, bool isInJava) {
 
   assert(Thread::current() == this, "caller must be current thread");
+  return pd_get_top_frame(fr_addr, ucontext, isInJava);
+}
+
+bool JavaThread::pd_get_top_frame_for_profiling(frame* fr_addr, void* ucontext, bool isInJava) {
+  return pd_get_top_frame(fr_addr, ucontext, isInJava);
+}
+
+bool JavaThread::pd_get_top_frame(frame* fr_addr, void* ucontext, bool isInJava) {
+
   assert(this->is_Java_thread(), "must be JavaThread");
 
   JavaThread* jt = (JavaThread *)this;
 
   // If we have a last_Java_frame, then we should use it even if

@@ -85,6 +94,5 @@
   // nothing else to try
   return false;
 }
 
 void JavaThread::cache_global_variables() { }
-