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 #include "precompiled.hpp"
26 #include "gc/g1/g1ConcurrentMark.inline.hpp"
27 #include "gc/g1/g1ConcurrentMarkObjArrayProcessor.inline.hpp"
28
29 void G1CMObjArrayProcessor::push_array_slice(HeapWord* what) {
30 G1TaskQueueEntry entry(what);
31 _task->push(entry);
32 }
33
34 size_t G1CMObjArrayProcessor::process_array_slice(objArrayOop obj, HeapWord* start_from, size_t remaining) {
35 size_t words_to_scan = MIN2(remaining, ObjArrayMarkingStride);
36
37 if (remaining > ObjArrayMarkingStride) {
38 push_array_slice(start_from + ObjArrayMarkingStride);
39 }
40
41 // Then process current area.
42 MemRegion mr(start_from, words_to_scan);
43 return _task->scan_objArray(obj, mr);
44 }
45
46 size_t G1CMObjArrayProcessor::process_obj(oop obj) {
47 assert(should_be_sliced(obj), "Must be an array object %d and large " SIZE_FORMAT, obj->is_objArray(), (size_t)obj->size());
48
49 return process_array_slice(objArrayOop(obj), (HeapWord*)obj, (size_t)objArrayOop(obj)->size());
50 }
51
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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 #include "precompiled.hpp"
26 #include "gc/g1/g1ConcurrentMark.inline.hpp"
27 #include "gc/g1/g1ConcurrentMarkObjArrayProcessor.inline.hpp"
28
29 void G1CMObjArrayProcessor::push_array_slice(HeapWord* what) {
30 _task->push(G1TaskQueueEntry::from_slice(what));
31 }
32
33 size_t G1CMObjArrayProcessor::process_array_slice(objArrayOop obj, HeapWord* start_from, size_t remaining) {
34 size_t words_to_scan = MIN2(remaining, ObjArrayMarkingStride);
35
36 if (remaining > ObjArrayMarkingStride) {
37 push_array_slice(start_from + ObjArrayMarkingStride);
38 }
39
40 // Then process current area.
41 MemRegion mr(start_from, words_to_scan);
42 return _task->scan_objArray(obj, mr);
43 }
44
45 size_t G1CMObjArrayProcessor::process_obj(oop obj) {
46 assert(should_be_sliced(obj), "Must be an array object %d and large " SIZE_FORMAT, obj->is_objArray(), (size_t)obj->size());
47
48 return process_array_slice(objArrayOop(obj), (HeapWord*)obj, (size_t)objArrayOop(obj)->size());
49 }
50
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