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_TASKQUEUE_HPP
26 #define SHARE_VM_UTILITIES_TASKQUEUE_HPP
27
28 #include "memory/allocation.hpp"
29 #include "utilities/stack.hpp"
30
31 // Simple TaskQueue stats that are collected by default in debug builds.
32
33 #if !defined(TASKQUEUE_STATS) && defined(ASSERT)
34 #define TASKQUEUE_STATS 1
35 #elif !defined(TASKQUEUE_STATS)
36 #define TASKQUEUE_STATS 0
37 #endif
38
39 #if TASKQUEUE_STATS
40 #define TASKQUEUE_STATS_ONLY(code) code
41 #else
42 #define TASKQUEUE_STATS_ONLY(code)
43 #endif // TASKQUEUE_STATS
44
45 #if TASKQUEUE_STATS
46 class TaskQueueStats {
540 inline int index() const { return _index; }
541
542 DEBUG_ONLY(bool is_valid() const); // Tasks to be pushed/popped must be valid.
543
544 private:
545 oop _obj;
546 int _index;
547 };
548
549 #ifdef _MSC_VER
550 #pragma warning(pop)
551 #endif
552
553 typedef OverflowTaskQueue<StarTask, mtClass> OopStarTaskQueue;
554 typedef GenericTaskQueueSet<OopStarTaskQueue, mtClass> OopStarTaskQueueSet;
555
556 typedef OverflowTaskQueue<size_t, mtInternal> RegionTaskQueue;
557 typedef GenericTaskQueueSet<RegionTaskQueue, mtClass> RegionTaskQueueSet;
558
559
560 #endif // SHARE_VM_UTILITIES_TASKQUEUE_HPP
|
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_GC_SHARED_TASKQUEUE_HPP
26 #define SHARE_VM_GC_SHARED_TASKQUEUE_HPP
27
28 #include "memory/allocation.hpp"
29 #include "utilities/stack.hpp"
30
31 // Simple TaskQueue stats that are collected by default in debug builds.
32
33 #if !defined(TASKQUEUE_STATS) && defined(ASSERT)
34 #define TASKQUEUE_STATS 1
35 #elif !defined(TASKQUEUE_STATS)
36 #define TASKQUEUE_STATS 0
37 #endif
38
39 #if TASKQUEUE_STATS
40 #define TASKQUEUE_STATS_ONLY(code) code
41 #else
42 #define TASKQUEUE_STATS_ONLY(code)
43 #endif // TASKQUEUE_STATS
44
45 #if TASKQUEUE_STATS
46 class TaskQueueStats {
540 inline int index() const { return _index; }
541
542 DEBUG_ONLY(bool is_valid() const); // Tasks to be pushed/popped must be valid.
543
544 private:
545 oop _obj;
546 int _index;
547 };
548
549 #ifdef _MSC_VER
550 #pragma warning(pop)
551 #endif
552
553 typedef OverflowTaskQueue<StarTask, mtClass> OopStarTaskQueue;
554 typedef GenericTaskQueueSet<OopStarTaskQueue, mtClass> OopStarTaskQueueSet;
555
556 typedef OverflowTaskQueue<size_t, mtInternal> RegionTaskQueue;
557 typedef GenericTaskQueueSet<RegionTaskQueue, mtClass> RegionTaskQueueSet;
558
559
560 #endif // SHARE_VM_GC_SHARED_TASKQUEUE_HPP
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