884545e54f
Better integrate optional collection set evacuation into the existing evacuation scheme, fixing a few minor issues with the initial implementation. Reviewed-by: kbarrett, sangheki
65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
/*
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* Copyright (c) 2018, 2019, 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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#ifndef SHARE_GC_G1_G1OOPSTARCHUNKEDLIST_HPP
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#define SHARE_GC_G1_G1OOPSTARCHUNKEDLIST_HPP
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#include "oops/oopsHierarchy.hpp"
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#include "utilities/chunkedList.hpp"
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class OopClosure;
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class G1OopStarChunkedList : public CHeapObj<mtGC> {
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size_t _used_memory;
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ChunkedList<oop*, mtGC>* _roots;
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ChunkedList<narrowOop*, mtGC>* _croots;
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ChunkedList<oop*, mtGC>* _oops;
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ChunkedList<narrowOop*, mtGC>* _coops;
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template <typename T> void delete_list(ChunkedList<T*, mtGC>* c);
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template <typename T>
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size_t chunks_do(ChunkedList<T*, mtGC>* head,
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OopClosure* cl);
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template <typename T>
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inline void push(ChunkedList<T*, mtGC>** field, T* p);
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public:
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G1OopStarChunkedList() : _used_memory(0), _roots(NULL), _croots(NULL), _oops(NULL), _coops(NULL) {}
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~G1OopStarChunkedList();
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size_t used_memory() { return _used_memory; }
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size_t oops_do(OopClosure* obj_cl, OopClosure* root_cl);
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inline void push_oop(oop* p);
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inline void push_oop(narrowOop* p);
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inline void push_root(oop* p);
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inline void push_root(narrowOop* p);
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};
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#endif // SHARE_GC_G1_G1OOPSTARCHUNKEDLIST_HPP
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