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 #include "precompiled.hpp"
26
27 #include "gc/shared/stringdedup/stringDedup.hpp"
28 #include "gc/shared/stringdedup/stringDedupQueue.hpp"
29 #include "runtime/atomic.hpp"
30
31 StringDedupQueue* StringDedupQueue::_queue = NULL;
32 volatile size_t StringDedupQueue::_claimed_index = 0;
33
34 size_t StringDedupQueue::claim() {
35 return Atomic::add(size_t(1), &_claimed_index) - 1;
36 }
37
38 void StringDedupQueue::unlink_or_oops_do(StringDedupUnlinkOrOopsDoClosure* cl) {
39 size_t claimed_queue = claim();
40 while (claimed_queue < queue()->num_queues()) {
41 queue()->unlink_or_oops_do_impl(cl, claimed_queue);
42 claimed_queue = claim();
43 }
44 }
45
46 void StringDedupQueue::print_statistics() {
47 queue()->print_statistics_impl();
48 }
49
50 void StringDedupQueue::verify() {
51 queue()->verify_impl();
52 }
53
54 StringDedupQueue* const StringDedupQueue::queue() {
55 assert(_queue != NULL, "Not yet initialized");
|
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 #include "precompiled.hpp"
26
27 #include "gc/shared/stringdedup/stringDedup.hpp"
28 #include "gc/shared/stringdedup/stringDedupQueue.hpp"
29 #include "runtime/atomic.hpp"
30
31 StringDedupQueue* StringDedupQueue::_queue = NULL;
32 volatile size_t StringDedupQueue::_claimed_index = 0;
33
34 size_t StringDedupQueue::claim() {
35 return Atomic::add(&_claimed_index, size_t(1)) - 1;
36 }
37
38 void StringDedupQueue::unlink_or_oops_do(StringDedupUnlinkOrOopsDoClosure* cl) {
39 size_t claimed_queue = claim();
40 while (claimed_queue < queue()->num_queues()) {
41 queue()->unlink_or_oops_do_impl(cl, claimed_queue);
42 claimed_queue = claim();
43 }
44 }
45
46 void StringDedupQueue::print_statistics() {
47 queue()->print_statistics_impl();
48 }
49
50 void StringDedupQueue::verify() {
51 queue()->verify_impl();
52 }
53
54 StringDedupQueue* const StringDedupQueue::queue() {
55 assert(_queue != NULL, "Not yet initialized");
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