src/share/vm/gc_implementation/shared/markSweep.hpp

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) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 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.

@@ -34,10 +34,12 @@
 #include "utilities/stack.hpp"
 #include "utilities/taskqueue.hpp"
 
 class ReferenceProcessor;
 class DataLayout;
+class SerialOldTracer;
+class STWGCTimer;
 
 // MarkSweep takes care of global mark-compact garbage collection for a
 // GenCollectedHeap using a four-phase pointer forwarding algorithm.  All
 // generations are assumed to support marking; those that can also support
 // compaction.

@@ -126,10 +128,13 @@
   static PreservedMark*                  _preserved_marks;
 
   // Reference processing (used in ...follow_contents)
   static ReferenceProcessor*             _ref_processor;
 
+  static STWGCTimer*                     _gc_timer;
+  static SerialOldTracer*                _gc_tracer;
+
   // Non public closures
   static KeepAliveClosure keep_alive;
 
   // Debugging
   static void trace(const char* msg) PRODUCT_RETURN;

@@ -149,10 +154,13 @@
   static uint total_invocations() { return _total_invocations; }
 
   // Reference Processing
   static ReferenceProcessor* const ref_processor() { return _ref_processor; }
 
+  static STWGCTimer* gc_timer() { return _gc_timer; }
+  static SerialOldTracer* gc_tracer() { return _gc_tracer; }
+
   // Call backs for marking
   static void mark_object(oop obj);
   // Mark pointer and follow contents.  Empty marking stack afterwards.
   template <class T> static inline void follow_root(T* p);