18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24
25 #ifndef SHARE_VM_GC_SHENANDOAH_SHENANDOAHWORKERPOLICY_HPP
26 #define SHARE_VM_GC_SHENANDOAH_SHENANDOAHWORKERPOLICY_HPP
27
28 #include "memory/allocation.hpp"
29
30
31 class ShenandoahWorkerPolicy : AllStatic {
32 private:
33 static uint _prev_par_marking;
34 static uint _prev_conc_marking;
35 static uint _prev_conc_evac;
36 static uint _prev_fullgc;
37 static uint _prev_degengc;
38 static uint _prev_stw_partial;
39 static uint _prev_conc_update_ref;
40 static uint _prev_par_update_ref;
41 static uint _prev_conc_cleanup;
42
43 public:
44 // Calculate the number of workers for initial marking
45 static uint calc_workers_for_init_marking();
46
47 // Calculate the number of workers for concurrent marking
48 static uint calc_workers_for_conc_marking();
49
50 // Calculate the number of workers for final marking
51 static uint calc_workers_for_final_marking();
52
53 // Calculate workers for concurrent evacuation (concurrent GC)
54 static uint calc_workers_for_conc_evac();
55
56 // Calculate workers for parallel full gc
57 static uint calc_workers_for_fullgc();
58
59 // Calculate workers for Stop-the-world partial GC
60 static uint calc_workers_for_stw_partial();
61
62 // Calculate workers for parallel degenerated gc
63 static uint calc_workers_for_stw_degenerated();
64
65 // Calculate workers for concurrent reference update
66 static uint calc_workers_for_conc_update_ref();
67
68 // Calculate workers for parallel/final reference update
69 static uint calc_workers_for_final_update_ref();
70
71 // Calculate workers for concurrent precleaning
72 static uint calc_workers_for_conc_preclean();
73
74 // Calculate workers for concurrent cleanup
75 static uint calc_workers_for_conc_cleanup();
76 };
77
78 #endif // SHARE_VM_GC_SHENANDOAH_SHENANDOAHWORKERPOLICY_HPP
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18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24
25 #ifndef SHARE_VM_GC_SHENANDOAH_SHENANDOAHWORKERPOLICY_HPP
26 #define SHARE_VM_GC_SHENANDOAH_SHENANDOAHWORKERPOLICY_HPP
27
28 #include "memory/allocation.hpp"
29
30
31 class ShenandoahWorkerPolicy : AllStatic {
32 private:
33 static uint _prev_par_marking;
34 static uint _prev_conc_marking;
35 static uint _prev_conc_evac;
36 static uint _prev_fullgc;
37 static uint _prev_degengc;
38 static uint _prev_conc_update_ref;
39 static uint _prev_par_update_ref;
40 static uint _prev_conc_cleanup;
41
42 public:
43 // Calculate the number of workers for initial marking
44 static uint calc_workers_for_init_marking();
45
46 // Calculate the number of workers for concurrent marking
47 static uint calc_workers_for_conc_marking();
48
49 // Calculate the number of workers for final marking
50 static uint calc_workers_for_final_marking();
51
52 // Calculate workers for concurrent evacuation (concurrent GC)
53 static uint calc_workers_for_conc_evac();
54
55 // Calculate workers for parallel full gc
56 static uint calc_workers_for_fullgc();
57
58 // Calculate workers for parallel degenerated gc
59 static uint calc_workers_for_stw_degenerated();
60
61 // Calculate workers for concurrent reference update
62 static uint calc_workers_for_conc_update_ref();
63
64 // Calculate workers for parallel/final reference update
65 static uint calc_workers_for_final_update_ref();
66
67 // Calculate workers for concurrent precleaning
68 static uint calc_workers_for_conc_preclean();
69
70 // Calculate workers for concurrent cleanup
71 static uint calc_workers_for_conc_cleanup();
72 };
73
74 #endif // SHARE_VM_GC_SHENANDOAH_SHENANDOAHWORKERPOLICY_HPP
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