1 /*
2 * Copyright (c) 2017, 2019, Red Hat, Inc. 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 *
94 };
95
96 class ShenandoahCodeRoots : public AllStatic {
97 friend class ShenandoahHeap;
98 friend class ShenandoahCodeRootsIterator;
99
100 public:
101 static void initialize();
102 static void register_nmethod(nmethod* nm);
103 static void unregister_nmethod(nmethod* nm);
104 static void flush_nmethod(nmethod* nm);
105
106 static ShenandoahNMethodTable* table() {
107 return _nmethod_table;
108 }
109
110 // Concurrent nmethod unloading support
111 static void unlink(WorkGang* workers, bool unloading_occurred);
112 static void purge(WorkGang* workers);
113 static void arm_nmethods();
114 static int disarmed_value() { return _disarmed_value; }
115 static int* disarmed_value_address() { return &_disarmed_value; }
116
117 private:
118 static ShenandoahNMethodTable* _nmethod_table;
119 static int _disarmed_value;
120 };
121
122 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHCODEROOTS_HPP
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1 /*
2 * Copyright (c) 2017, 2020, Red Hat, Inc. 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 *
94 };
95
96 class ShenandoahCodeRoots : public AllStatic {
97 friend class ShenandoahHeap;
98 friend class ShenandoahCodeRootsIterator;
99
100 public:
101 static void initialize();
102 static void register_nmethod(nmethod* nm);
103 static void unregister_nmethod(nmethod* nm);
104 static void flush_nmethod(nmethod* nm);
105
106 static ShenandoahNMethodTable* table() {
107 return _nmethod_table;
108 }
109
110 // Concurrent nmethod unloading support
111 static void unlink(WorkGang* workers, bool unloading_occurred);
112 static void purge(WorkGang* workers);
113 static void arm_nmethods();
114 static void disarm_nmethods();
115 static int disarmed_value() { return _disarmed_value; }
116 static int* disarmed_value_address() { return &_disarmed_value; }
117
118 private:
119 static ShenandoahNMethodTable* _nmethod_table;
120 static int _disarmed_value;
121 };
122
123 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHCODEROOTS_HPP
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