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 "runtime/atomic.inline.hpp"
27 #include "utilities/macros.hpp"
28 #if INCLUDE_ALL_GCS
29 #include "gc_implementation/shared/mutableSpace.hpp"
30 #include "gc_implementation/shared/spaceDecorator.hpp"
31 #include "oops/oop.inline.hpp"
32 #include "runtime/safepoint.hpp"
33 #include "runtime/thread.hpp"
34 #endif // INCLUDE_ALL_GCS
35
36 MutableSpace::MutableSpace(size_t alignment): ImmutableSpace(), _top(NULL), _alignment(alignment) {
37 assert(MutableSpace::alignment() % os::vm_page_size() == 0,
38 "Space should be aligned");
39 _mangler = new MutableSpaceMangler(this);
40 }
41
42 MutableSpace::~MutableSpace() {
43 delete _mangler;
44 }
45
46 void MutableSpace::numa_setup_pages(MemRegion mr, bool clear_space) {
47 if (!mr.is_empty()) {
48 size_t page_size = UseLargePages ? alignment() : os::vm_page_size();
49 HeapWord *start = (HeapWord*)round_to((intptr_t) mr.start(), page_size);
50 HeapWord *end = (HeapWord*)round_down((intptr_t) mr.end(), page_size);
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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 "runtime/atomic.inline.hpp"
27 #include "utilities/macros.hpp"
28 #if INCLUDE_ALL_GCS
29 #include "gc/shared/mutableSpace.hpp"
30 #include "gc/shared/spaceDecorator.hpp"
31 #include "oops/oop.inline.hpp"
32 #include "runtime/safepoint.hpp"
33 #include "runtime/thread.hpp"
34 #endif // INCLUDE_ALL_GCS
35
36 MutableSpace::MutableSpace(size_t alignment): ImmutableSpace(), _top(NULL), _alignment(alignment) {
37 assert(MutableSpace::alignment() % os::vm_page_size() == 0,
38 "Space should be aligned");
39 _mangler = new MutableSpaceMangler(this);
40 }
41
42 MutableSpace::~MutableSpace() {
43 delete _mangler;
44 }
45
46 void MutableSpace::numa_setup_pages(MemRegion mr, bool clear_space) {
47 if (!mr.is_empty()) {
48 size_t page_size = UseLargePages ? alignment() : os::vm_page_size();
49 HeapWord *start = (HeapWord*)round_to((intptr_t) mr.start(), page_size);
50 HeapWord *end = (HeapWord*)round_down((intptr_t) mr.end(), page_size);
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