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hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/freeBlockDictionary.cpp

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+/*
+ * Copyright 2002-2004 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.
+ *
+ * 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.
+ *
+ */
+
+# include "incls/_precompiled.incl"
+# include "incls/_freeBlockDictionary.cpp.incl"
+
+#ifndef PRODUCT
+Mutex* FreeBlockDictionary::par_lock() const {
+  return _lock;
+}
+
+void FreeBlockDictionary::set_par_lock(Mutex* lock) {
+  _lock = lock;
+}
+
+void FreeBlockDictionary::verify_par_locked() const {
+#ifdef ASSERT
+  if (ParallelGCThreads > 0) {
+    Thread* myThread = Thread::current();
+    if (myThread->is_GC_task_thread()) {
+      assert(par_lock() != NULL, "Should be using locking?");
+      assert_lock_strong(par_lock());
+    }
+  }
+#endif // ASSERT
+}
+#endif