1/*
2 * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24#ifndef SHARE_GC_Z_ZNMETHOD_HPP
25#define SHARE_GC_Z_ZNMETHOD_HPP
26
27#include "memory/allocation.hpp"
28
29class nmethod;
30class OopClosure;
31class ZReentrantLock;
32class ZWorkers;
33
34class ZNMethod : public AllStatic {
35private:
36 static void attach_gc_data(nmethod* nm);
37
38 static void log_register(const nmethod* nm);
39 static void log_unregister(const nmethod* nm);
40
41public:
42 static void register_nmethod(nmethod* nm);
43 static void unregister_nmethod(nmethod* nm);
44 static void flush_nmethod(nmethod* nm);
45
46 static void disarm_nmethod(nmethod* nm);
47
48 static void nmethod_oops_do(nmethod* nm, OopClosure* cl);
49
50 static void oops_do_begin();
51 static void oops_do_end();
52 static void oops_do(OopClosure* cl);
53
54 static ZReentrantLock* lock_for_nmethod(nmethod* nm);
55
56 static void unlink(ZWorkers* workers, bool unloading_occurred);
57 static void purge(ZWorkers* workers);
58};
59
60#endif // SHARE_GC_Z_ZNMETHOD_HPP
61