hotspot/src/share/vm/memory/freeBlockDictionary.cpp
author brutisso
Mon, 01 Dec 2014 14:37:25 +0100
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8065993: Merge OneContigSpaceCardGeneration with TenuredGeneration Reviewed-by: mgerdin, kbarrett
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/*
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 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#include "precompiled.hpp"
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#include "memory/freeBlockDictionary.hpp"
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#include "memory/metachunk.hpp"
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#include "runtime/thread.inline.hpp"
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#include "utilities/macros.hpp"
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#if INCLUDE_ALL_GCS
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#include "gc_implementation/concurrentMarkSweep/freeChunk.hpp"
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#endif // INCLUDE_ALL_GCS
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#ifndef PRODUCT
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template <class Chunk> Mutex* FreeBlockDictionary<Chunk>::par_lock() const {
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  return _lock;
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}
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template <class Chunk> void FreeBlockDictionary<Chunk>::set_par_lock(Mutex* lock) {
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  _lock = lock;
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}
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template <class Chunk> void FreeBlockDictionary<Chunk>::verify_par_locked() const {
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#ifdef ASSERT
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  Thread* my_thread = Thread::current();
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  if (my_thread->is_GC_task_thread()) {
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    assert(par_lock() != NULL, "Should be using locking?");
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    assert_lock_strong(par_lock());
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  }
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#endif // ASSERT
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}
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#endif
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template class FreeBlockDictionary<Metablock>;
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template class FreeBlockDictionary<Metachunk>;
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#if INCLUDE_ALL_GCS
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// Explicitly instantiate for FreeChunk
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template class FreeBlockDictionary<FreeChunk>;
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#endif // INCLUDE_ALL_GCS