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_VM_GC_G1_WORKERDATAARRAY_HPP
26 #define SHARE_VM_GC_G1_WORKERDATAARRAY_HPP
27
28 #include "memory/allocation.hpp"
29 #include "utilities/debug.hpp"
30
31 class outputStream;
32
33 template <class T>
34 class WorkerDataArray : public CHeapObj<mtGC> {
35 friend class WDAPrinter;
36 T* _data;
37 uint _length;
38 const char* _title;
39
40 WorkerDataArray<size_t>* _thread_work_items;
41
42 public:
43 WorkerDataArray(uint length, const char* title);
44 ~WorkerDataArray();
45
46 void link_thread_work_items(WorkerDataArray<size_t>* thread_work_items);
47 void set_thread_work_item(uint worker_i, size_t value);
48 WorkerDataArray<size_t>* thread_work_items() const {
49 return _thread_work_items;
50 }
51
52 static T uninitialized();
53
54 void set(uint worker_i, T value);
55 T get(uint worker_i) const;
56
57 void add(uint worker_i, T value);
58
59 // The sum() and average() methods below consider uninitialized slots to be 0.
60 double average() const;
61 T sum() const;
62
63 const char* title() const {
64 return _title;
65 }
66
67 void reset();
68 void set_all(T value);
69
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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_VM_GC_G1_WORKERDATAARRAY_HPP
26 #define SHARE_VM_GC_G1_WORKERDATAARRAY_HPP
27
28 #include "memory/allocation.hpp"
29 #include "utilities/debug.hpp"
30
31 class outputStream;
32
33 template <class T>
34 class WorkerDataArray : public CHeapObj<mtGC> {
35 friend class WDAPrinter;
36 public:
37 static const uint MaxThreadWorkItems = 3;
38 private:
39 T* _data;
40 uint _length;
41 const char* _title;
42
43 WorkerDataArray<size_t>* _thread_work_items[MaxThreadWorkItems];
44
45 public:
46 WorkerDataArray(uint length, const char* title);
47 ~WorkerDataArray();
48
49 void link_thread_work_items(WorkerDataArray<size_t>* thread_work_items, uint index = 0);
50 void set_thread_work_item(uint worker_i, size_t value, uint index = 0);
51 WorkerDataArray<size_t>* thread_work_items(uint index = 0) const {
52 assert(index < MaxThreadWorkItems, "Tried to access thread work item %u max %u", index, MaxThreadWorkItems);
53 return _thread_work_items[index];
54 }
55
56 static T uninitialized();
57
58 void set(uint worker_i, T value);
59 T get(uint worker_i) const;
60
61 void add(uint worker_i, T value);
62
63 // The sum() and average() methods below consider uninitialized slots to be 0.
64 double average() const;
65 T sum() const;
66
67 const char* title() const {
68 return _title;
69 }
70
71 void reset();
72 void set_all(T value);
73
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