1 /*
2 * Copyright (c) 1997, 2017, 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 *
108 static void log_sweep(const char* msg, const char* format = NULL, ...) ATTRIBUTE_PRINTF(2, 3);
109
110
111 #ifdef ASSERT
112 // Keep track of sweeper activity in the ring buffer
113 static void record_sweep(CompiledMethod* nm, int line);
114 static void report_events(int id, address entry);
115 static void report_events();
116 #endif
117
118 static void mark_active_nmethods(); // Invoked at the end of each safepoint
119 static CodeBlobClosure* prepare_mark_active_nmethods();
120 static void sweeper_loop();
121 static void notify(int code_blob_type); // Possibly start the sweeper thread.
122 static void force_sweep();
123
124 static int hotness_counter_reset_val();
125 static void report_state_change(nmethod* nm);
126 static void possibly_enable_sweeper();
127 static void possibly_flush(nmethod* nm);
128 static void print(); // Printing/debugging
129 };
130
131 #endif // SHARE_VM_RUNTIME_SWEEPER_HPP
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1 /*
2 * Copyright (c) 1997, 2018, 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 *
108 static void log_sweep(const char* msg, const char* format = NULL, ...) ATTRIBUTE_PRINTF(2, 3);
109
110
111 #ifdef ASSERT
112 // Keep track of sweeper activity in the ring buffer
113 static void record_sweep(CompiledMethod* nm, int line);
114 static void report_events(int id, address entry);
115 static void report_events();
116 #endif
117
118 static void mark_active_nmethods(); // Invoked at the end of each safepoint
119 static CodeBlobClosure* prepare_mark_active_nmethods();
120 static void sweeper_loop();
121 static void notify(int code_blob_type); // Possibly start the sweeper thread.
122 static void force_sweep();
123
124 static int hotness_counter_reset_val();
125 static void report_state_change(nmethod* nm);
126 static void possibly_enable_sweeper();
127 static void possibly_flush(nmethod* nm);
128 static void print(outputStream* out); // Printing/debugging
129 static void print() { print(tty); }
130 };
131
132 #endif // SHARE_VM_RUNTIME_SWEEPER_HPP
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