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 #include "precompiled.hpp"
26 #include "gc/parallel/adjoiningGenerations.hpp"
27 #include "gc/parallel/adjoiningVirtualSpaces.hpp"
28 #include "gc/parallel/cardTableExtension.hpp"
29 #include "gc/parallel/gcTaskManager.hpp"
30 #include "gc/parallel/generationSizer.hpp"
31 #include "gc/parallel/objectStartArray.inline.hpp"
32 #include "gc/parallel/parallelScavengeHeap.inline.hpp"
33 #include "gc/parallel/psAdaptiveSizePolicy.hpp"
34 #include "gc/parallel/psMarkSweep.hpp"
35 #include "gc/parallel/psParallelCompact.inline.hpp"
36 #include "gc/parallel/psPromotionManager.hpp"
37 #include "gc/parallel/psScavenge.hpp"
38 #include "gc/parallel/vmPSOperations.hpp"
39 #include "gc/shared/gcHeapSummary.hpp"
40 #include "gc/shared/gcLocker.inline.hpp"
41 #include "gc/shared/gcWhen.hpp"
42 #include "logging/log.hpp"
43 #include "oops/oop.inline.hpp"
44 #include "runtime/handles.inline.hpp"
45 #include "runtime/java.hpp"
654 // nothing particular
655 }
656
657 #ifndef PRODUCT
658 void ParallelScavengeHeap::record_gen_tops_before_GC() {
659 if (ZapUnusedHeapArea) {
660 young_gen()->record_spaces_top();
661 old_gen()->record_spaces_top();
662 }
663 }
664
665 void ParallelScavengeHeap::gen_mangle_unused_area() {
666 if (ZapUnusedHeapArea) {
667 young_gen()->eden_space()->mangle_unused_area();
668 young_gen()->to_space()->mangle_unused_area();
669 young_gen()->from_space()->mangle_unused_area();
670 old_gen()->object_space()->mangle_unused_area();
671 }
672 }
673 #endif
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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 #include "precompiled.hpp"
26 #include "code/codeCache.hpp"
27 #include "gc/parallel/adjoiningGenerations.hpp"
28 #include "gc/parallel/adjoiningVirtualSpaces.hpp"
29 #include "gc/parallel/cardTableExtension.hpp"
30 #include "gc/parallel/gcTaskManager.hpp"
31 #include "gc/parallel/generationSizer.hpp"
32 #include "gc/parallel/objectStartArray.inline.hpp"
33 #include "gc/parallel/parallelScavengeHeap.inline.hpp"
34 #include "gc/parallel/psAdaptiveSizePolicy.hpp"
35 #include "gc/parallel/psMarkSweep.hpp"
36 #include "gc/parallel/psParallelCompact.inline.hpp"
37 #include "gc/parallel/psPromotionManager.hpp"
38 #include "gc/parallel/psScavenge.hpp"
39 #include "gc/parallel/vmPSOperations.hpp"
40 #include "gc/shared/gcHeapSummary.hpp"
41 #include "gc/shared/gcLocker.inline.hpp"
42 #include "gc/shared/gcWhen.hpp"
43 #include "logging/log.hpp"
44 #include "oops/oop.inline.hpp"
45 #include "runtime/handles.inline.hpp"
46 #include "runtime/java.hpp"
655 // nothing particular
656 }
657
658 #ifndef PRODUCT
659 void ParallelScavengeHeap::record_gen_tops_before_GC() {
660 if (ZapUnusedHeapArea) {
661 young_gen()->record_spaces_top();
662 old_gen()->record_spaces_top();
663 }
664 }
665
666 void ParallelScavengeHeap::gen_mangle_unused_area() {
667 if (ZapUnusedHeapArea) {
668 young_gen()->eden_space()->mangle_unused_area();
669 young_gen()->to_space()->mangle_unused_area();
670 young_gen()->from_space()->mangle_unused_area();
671 old_gen()->object_space()->mangle_unused_area();
672 }
673 }
674 #endif
675
676 void ParallelScavengeHeap::register_nmethod(nmethod* nm) {
677 CodeCache::register_scavenge_root_nmethod(nm);
678 }
679
680 void ParallelScavengeHeap::verify_nmethod_roots(nmethod* nmethod) {
681 nmethod->verify_scavenge_root_oops();
682 }
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