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_SHARED_WORKERDATAARRAY_HPP
26 #define SHARE_VM_GC_SHARED_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 void add_thread_work_item(uint worker_i, size_t value, uint index = 0);
52 WorkerDataArray<size_t>* thread_work_items(uint index = 0) const {
53 assert(index < MaxThreadWorkItems, "Tried to access thread work item %u max %u", index, MaxThreadWorkItems);
54 return _thread_work_items[index];
55 }
56
57 static T uninitialized();
58
59 void set(uint worker_i, T value);
60 T get(uint worker_i) const;
61
62 void add(uint worker_i, T value);
63
64 // The sum() and average() methods below consider uninitialized slots to be 0.
65 double average() const;
66 T sum() const;
67
68 const char* title() const {
69 return _title;
70 }
71
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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_SHARED_WORKERDATAARRAY_HPP
26 #define SHARE_VM_GC_SHARED_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 = 4;
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 void add_thread_work_item(uint worker_i, size_t value, uint index = 0);
52 void set_or_add_thread_work_item(uint worker_i, size_t value, uint index = 0);
53
54 WorkerDataArray<size_t>* thread_work_items(uint index = 0) const {
55 assert(index < MaxThreadWorkItems, "Tried to access thread work item %u max %u", index, MaxThreadWorkItems);
56 return _thread_work_items[index];
57 }
58
59 static T uninitialized();
60
61 void set(uint worker_i, T value);
62 T get(uint worker_i) const;
63
64 void add(uint worker_i, T value);
65
66 // The sum() and average() methods below consider uninitialized slots to be 0.
67 double average() const;
68 T sum() const;
69
70 const char* title() const {
71 return _title;
72 }
73
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