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
25
26 // Forward declarations
27 class YieldingFlexibleWorkGang;
28
29 // Status of tasks
30 enum Status {
31 INACTIVE,
32 ACTIVE,
33 YIELDING,
34 YIELDED,
35 ABORTING,
36 ABORTED,
37 COMPLETING,
38 COMPLETED
39 };
40
41 // Class YieldingFlexibleGangWorker:
42 // Several instances of this class run in parallel as workers for a gang.
43 class YieldingFlexibleGangWorker: public GangWorker {
44 public:
194 private:
195 int _active_workers;
196 int _yielded_workers;
197 void wait_for_gang();
198
199 public:
200 // Accessors for fields
201 int active_workers() const {
202 return _active_workers;
203 }
204
205 // Accessors for fields
206 int yielded_workers() const {
207 return _yielded_workers;
208 }
209
210 private:
211 friend class YieldingFlexibleGangWorker;
212 void reset(); // NYI
213 };
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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
25 #ifndef SHARE_VM_UTILITIES_YIELDINGWORKGROUP_HPP
26 #define SHARE_VM_UTILITIES_YIELDINGWORKGROUP_HPP
27
28 #ifndef SERIALGC
29 #include "utilities/workgroup.hpp"
30 #endif
31
32
33 // Forward declarations
34 class YieldingFlexibleWorkGang;
35
36 // Status of tasks
37 enum Status {
38 INACTIVE,
39 ACTIVE,
40 YIELDING,
41 YIELDED,
42 ABORTING,
43 ABORTED,
44 COMPLETING,
45 COMPLETED
46 };
47
48 // Class YieldingFlexibleGangWorker:
49 // Several instances of this class run in parallel as workers for a gang.
50 class YieldingFlexibleGangWorker: public GangWorker {
51 public:
201 private:
202 int _active_workers;
203 int _yielded_workers;
204 void wait_for_gang();
205
206 public:
207 // Accessors for fields
208 int active_workers() const {
209 return _active_workers;
210 }
211
212 // Accessors for fields
213 int yielded_workers() const {
214 return _yielded_workers;
215 }
216
217 private:
218 friend class YieldingFlexibleGangWorker;
219 void reset(); // NYI
220 };
221
222 #endif // SHARE_VM_UTILITIES_YIELDINGWORKGROUP_HPP
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