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/shared/specialized_oop_closures.hpp"
27 #include "oops/objArrayKlass.hpp"
28 #include "oops/objArrayOop.hpp"
29 #include "oops/oop.inline.hpp"
30
31 oop objArrayOopDesc::atomic_compare_exchange_oop(int index, oop exchange_value,
32 oop compare_value) {
33 volatile HeapWord* dest;
34 if (UseCompressedOops) {
35 dest = (HeapWord*)obj_at_addr<narrowOop>(index);
36 } else {
37 dest = (HeapWord*)obj_at_addr<oop>(index);
38 }
39 oop res = oopDesc::atomic_compare_exchange_oop(exchange_value, dest, compare_value, true);
40 // update card mark if success
41 if (res == compare_value) {
42 update_barrier_set((void*)dest, exchange_value);
43 }
44 return res;
45 }
46
47 #define ObjArrayOop_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
48 \
49 void objArrayOopDesc::oop_iterate_range(OopClosureType* blk, int start, int end) { \
50 ((ObjArrayKlass*)klass())->oop_oop_iterate_range##nv_suffix(this, blk, start, end); \
51 }
52
53 ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayOop_OOP_ITERATE_DEFN)
54 ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayOop_OOP_ITERATE_DEFN)
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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/shared/specialized_oop_closures.hpp"
27 #include "oops/objArrayKlass.hpp"
28 #include "oops/objArrayOop.hpp"
29 #include "oops/oop.inline.hpp"
30 #include "runtime/access.inline.hpp"
31
32 oop objArrayOopDesc::obj_at(int index) const {
33 ptrdiff_t offset = UseCompressedOops ? obj_at_offset<narrowOop>(index) : obj_at_offset<oop>(index);
34 return HeapAccess<ACCESS_ON_ARRAY>::oop_load_at(oop_base(), offset);
35 }
36
37 void objArrayOopDesc::obj_at_put(int index, oop value) {
38 ptrdiff_t offset = UseCompressedOops ? obj_at_offset<narrowOop>(index) : obj_at_offset<oop>(index);
39 HeapAccess<ACCESS_ON_ARRAY>::oop_store_at(oop_base(), offset, value);
40 }
41
42 oop objArrayOopDesc::atomic_compare_exchange_oop(int index, oop exchange_value,
43 oop compare_value) {
44 volatile HeapWord* dest;
45 if (UseCompressedOops) {
46 dest = (HeapWord*)obj_at_addr<narrowOop>(index);
47 } else {
48 dest = (HeapWord*)obj_at_addr<oop>(index);
49 }
50 return oopDesc::atomic_compare_exchange_oop(exchange_value, dest, compare_value);
51 }
52
53 #define ObjArrayOop_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
54 \
55 void objArrayOopDesc::oop_iterate_range(OopClosureType* blk, int start, int end) { \
56 ((ObjArrayKlass*)klass())->oop_oop_iterate_range##nv_suffix(this, blk, start, end); \
57 }
58
59 ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayOop_OOP_ITERATE_DEFN)
60 ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayOop_OOP_ITERATE_DEFN)
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