1 /*
2 * Copyright (c) 2002, 2016, 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 *
28 #include "runtime/thread.hpp"
29
30 // Forward declarations of classes defined here.
31 class GCTaskThread;
32 class GCTaskTimeStamp;
33
34 // Declarations of classes referenced in this file via pointer.
35 class GCTaskManager;
36
37 class GCTaskThread : public WorkerThread {
38 friend class GCTaskManager;
39 private:
40 // Instance state.
41 GCTaskManager* _manager; // Manager for worker.
42 const uint _processor_id; // Which processor the worker is on.
43
44 GCTaskTimeStamp* _time_stamps;
45 uint _time_stamp_index;
46
47 GCTaskTimeStamp* time_stamp_at(uint index);
48
49 bool _is_working; // True if participating in GC tasks
50
51 // Factory create and destroy methods.
52 static GCTaskThread* create(GCTaskManager* manager,
53 uint which,
54 uint processor_id) {
55 return new GCTaskThread(manager, which, processor_id);
56 }
57 public:
58
59 static void destroy(GCTaskThread* manager) {
60 if (manager != NULL) {
61 delete manager;
62 }
63 }
64 // Methods from Thread.
65 bool is_GC_task_thread() const {
66 return true;
67 }
75 // Destructor: virtual destructor because of virtual methods.
76 virtual ~GCTaskThread();
77 // Accessors.
78 GCTaskManager* manager() const {
79 return _manager;
80 }
81 uint which() const {
82 return id();
83 }
84 uint processor_id() const {
85 return _processor_id;
86 }
87 void set_is_working(bool v) { _is_working = v; }
88 };
89
90 class GCTaskTimeStamp : public CHeapObj<mtGC>
91 {
92 private:
93 jlong _entry_time;
94 jlong _exit_time;
95 char* _name;
96
97 public:
98 jlong entry_time() { return _entry_time; }
99 jlong exit_time() { return _exit_time; }
100 const char* name() const { return (const char*)_name; }
101
102 void set_entry_time(jlong time) { _entry_time = time; }
103 void set_exit_time(jlong time) { _exit_time = time; }
104 void set_name(char* name) { _name = name; }
105 };
106
107 #endif // SHARE_VM_GC_PARALLEL_GCTASKTHREAD_HPP
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1 /*
2 * Copyright (c) 2002, 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 *
28 #include "runtime/thread.hpp"
29
30 // Forward declarations of classes defined here.
31 class GCTaskThread;
32 class GCTaskTimeStamp;
33
34 // Declarations of classes referenced in this file via pointer.
35 class GCTaskManager;
36
37 class GCTaskThread : public WorkerThread {
38 friend class GCTaskManager;
39 private:
40 // Instance state.
41 GCTaskManager* _manager; // Manager for worker.
42 const uint _processor_id; // Which processor the worker is on.
43
44 GCTaskTimeStamp* _time_stamps;
45 uint _time_stamp_index;
46
47 GCTaskTimeStamp* time_stamp_at(uint index);
48 void add_task_timestamp(const char* name, jlong t_entry, jlong t_exit);
49
50 bool _is_working; // True if participating in GC tasks
51
52 // Factory create and destroy methods.
53 static GCTaskThread* create(GCTaskManager* manager,
54 uint which,
55 uint processor_id) {
56 return new GCTaskThread(manager, which, processor_id);
57 }
58 public:
59
60 static void destroy(GCTaskThread* manager) {
61 if (manager != NULL) {
62 delete manager;
63 }
64 }
65 // Methods from Thread.
66 bool is_GC_task_thread() const {
67 return true;
68 }
76 // Destructor: virtual destructor because of virtual methods.
77 virtual ~GCTaskThread();
78 // Accessors.
79 GCTaskManager* manager() const {
80 return _manager;
81 }
82 uint which() const {
83 return id();
84 }
85 uint processor_id() const {
86 return _processor_id;
87 }
88 void set_is_working(bool v) { _is_working = v; }
89 };
90
91 class GCTaskTimeStamp : public CHeapObj<mtGC>
92 {
93 private:
94 jlong _entry_time;
95 jlong _exit_time;
96 const char* _name;
97
98 public:
99 jlong entry_time() { return _entry_time; }
100 jlong exit_time() { return _exit_time; }
101 const char* name() const { return _name; }
102
103 void set_entry_time(jlong time) { _entry_time = time; }
104 void set_exit_time(jlong time) { _exit_time = time; }
105 void set_name(const char* name) { _name = name; }
106 };
107
108 #endif // SHARE_VM_GC_PARALLEL_GCTASKTHREAD_HPP
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