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 #ifndef SHARE_GC_SHENANDOAH_HEURISTICS_SHENANDOAHCOMPACTHEURISTICS_HPP
26 #define SHARE_GC_SHENANDOAH_HEURISTICS_SHENANDOAHCOMPACTHEURISTICS_HPP
27
28 #include "gc/shenandoah/heuristics/shenandoahHeuristics.hpp"
29
30 class ShenandoahCompactHeuristics : public ShenandoahHeuristics {
31 public:
32 ShenandoahCompactHeuristics();
33
34 virtual bool should_start_gc();
35
36 virtual void choose_collection_set_from_regiondata(ShenandoahCollectionSet* cset,
37 RegionData* data, size_t size,
38 size_t actual_free);
39
40 virtual const char* name() { return "Compact"; }
41 virtual bool is_diagnostic() { return false; }
42 virtual bool is_experimental() { return false; }
43 };
44
45 #endif // SHARE_GC_SHENANDOAH_HEURISTICS_SHENANDOAHCOMPACTHEURISTICS_HPP
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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 #ifndef SHARE_GC_SHENANDOAH_HEURISTICS_SHENANDOAHCOMPACTHEURISTICS_HPP
26 #define SHARE_GC_SHENANDOAH_HEURISTICS_SHENANDOAHCOMPACTHEURISTICS_HPP
27
28 #include "gc/shenandoah/heuristics/shenandoahHeuristics.hpp"
29
30 /*
31 * This heuristic has simpler triggers than the adaptive heuristic. The
32 * size of the collection set is limited to 3/4 of available memory.
33 */
34 class ShenandoahCompactHeuristics : public ShenandoahHeuristics {
35 public:
36 ShenandoahCompactHeuristics(ShenandoahSpaceInfo* space_info);
37
38 virtual bool should_start_gc();
39
40 virtual void choose_collection_set_from_regiondata(ShenandoahCollectionSet* cset,
41 RegionData* data, size_t size,
42 size_t actual_free);
43
44 virtual const char* name() { return "Compact"; }
45 virtual bool is_diagnostic() { return false; }
46 virtual bool is_experimental() { return false; }
47 };
48
49 #endif // SHARE_GC_SHENANDOAH_HEURISTICS_SHENANDOAHCOMPACTHEURISTICS_HPP
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