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_implementation/shared/collectorCounters.hpp"
27 #include "gc_implementation/shared/gcTimer.hpp"
28 #include "memory/allocation.inline.hpp"
29 #include "memory/blockOffsetTable.inline.hpp"
30 #include "memory/cardGeneration.inline.hpp"
31 #include "memory/generationSpec.hpp"
32 #include "memory/genMarkSweep.hpp"
33 #include "memory/genOopClosures.inline.hpp"
34 #include "memory/space.hpp"
35 #include "memory/tenuredGeneration.inline.hpp"
36 #include "oops/oop.inline.hpp"
37 #include "runtime/java.hpp"
38 #include "utilities/macros.hpp"
39 #if INCLUDE_ALL_GCS
40 #include "gc_implementation/parNew/parOopClosures.hpp"
41 #endif
42
43 TenuredGeneration::TenuredGeneration(ReservedSpace rs,
44 size_t initial_byte_size, int level,
45 GenRemSet* remset) :
46 CardGeneration(rs, initial_byte_size, level, remset)
47 {
48 HeapWord* bottom = (HeapWord*) _virtual_space.low();
49 HeapWord* end = (HeapWord*) _virtual_space.high();
50 _the_space = new TenuredSpace(_bts, MemRegion(bottom, end));
51 _the_space->reset_saved_mark();
52 _shrink_factor = 0;
53 _capacity_at_prologue = 0;
54
55 _gc_stats = new GCStats();
56
57 // initialize performance counters
58
59 const char* gen_name = "old";
60 GenCollectorPolicy* gcp = (GenCollectorPolicy*) GenCollectedHeap::heap()->collector_policy();
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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 "gc/serial/genMarkSweep.hpp"
27 #include "gc/serial/tenuredGeneration.inline.hpp"
28 #include "gc/shared/blockOffsetTable.inline.hpp"
29 #include "gc/shared/cardGeneration.inline.hpp"
30 #include "gc/shared/collectorCounters.hpp"
31 #include "gc/shared/gcTimer.hpp"
32 #include "gc/shared/genOopClosures.inline.hpp"
33 #include "gc/shared/generationSpec.hpp"
34 #include "gc/shared/space.hpp"
35 #include "memory/allocation.inline.hpp"
36 #include "oops/oop.inline.hpp"
37 #include "runtime/java.hpp"
38 #include "utilities/macros.hpp"
39 #if INCLUDE_ALL_GCS
40 #include "gc/cms/parOopClosures.hpp"
41 #endif
42
43 TenuredGeneration::TenuredGeneration(ReservedSpace rs,
44 size_t initial_byte_size, int level,
45 GenRemSet* remset) :
46 CardGeneration(rs, initial_byte_size, level, remset)
47 {
48 HeapWord* bottom = (HeapWord*) _virtual_space.low();
49 HeapWord* end = (HeapWord*) _virtual_space.high();
50 _the_space = new TenuredSpace(_bts, MemRegion(bottom, end));
51 _the_space->reset_saved_mark();
52 _shrink_factor = 0;
53 _capacity_at_prologue = 0;
54
55 _gc_stats = new GCStats();
56
57 // initialize performance counters
58
59 const char* gen_name = "old";
60 GenCollectorPolicy* gcp = (GenCollectorPolicy*) GenCollectedHeap::heap()->collector_policy();
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