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 "memory/allocation.inline.hpp"
27 #include "memory/cardTableModRefBS.hpp"
28 #include "memory/cardTableRS.hpp"
29 #include "memory/sharedHeap.hpp"
30 #include "memory/space.inline.hpp"
31 #include "memory/universe.hpp"
32 #include "oops/oop.inline.hpp"
33 #include "runtime/java.hpp"
34 #include "runtime/mutexLocker.hpp"
35 #include "runtime/orderAccess.inline.hpp"
36 #include "runtime/virtualspace.hpp"
37 #include "runtime/vmThread.hpp"
38
39 void CardTableModRefBS::non_clean_card_iterate_parallel_work(Space* sp, MemRegion mr,
40 OopsInGenClosure* cl,
41 CardTableRS* ct,
42 int n_threads) {
43 assert(n_threads > 0, "Error: expected n_threads > 0");
44 assert((n_threads == 1 && ParallelGCThreads == 0) ||
45 n_threads <= (int)ParallelGCThreads,
46 "# worker threads != # requested!");
47 assert(!Thread::current()->is_VM_thread() || (n_threads == 1), "There is only 1 VM thread");
48 assert(UseDynamicNumberOfGCThreads ||
49 !FLAG_IS_DEFAULT(ParallelGCThreads) ||
|
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_interface/collectedHeap.hpp"
27 #include "memory/allocation.inline.hpp"
28 #include "memory/cardTableModRefBS.hpp"
29 #include "memory/cardTableRS.hpp"
30 #include "memory/space.inline.hpp"
31 #include "memory/universe.hpp"
32 #include "oops/oop.inline.hpp"
33 #include "runtime/java.hpp"
34 #include "runtime/mutexLocker.hpp"
35 #include "runtime/orderAccess.inline.hpp"
36 #include "runtime/virtualspace.hpp"
37 #include "runtime/vmThread.hpp"
38
39 void CardTableModRefBS::non_clean_card_iterate_parallel_work(Space* sp, MemRegion mr,
40 OopsInGenClosure* cl,
41 CardTableRS* ct,
42 int n_threads) {
43 assert(n_threads > 0, "Error: expected n_threads > 0");
44 assert((n_threads == 1 && ParallelGCThreads == 0) ||
45 n_threads <= (int)ParallelGCThreads,
46 "# worker threads != # requested!");
47 assert(!Thread::current()->is_VM_thread() || (n_threads == 1), "There is only 1 VM thread");
48 assert(UseDynamicNumberOfGCThreads ||
49 !FLAG_IS_DEFAULT(ParallelGCThreads) ||
|