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src/share/vm/gc/g1/workerDataArray.inline.hpp

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  33 WorkerDataArray<T>::WorkerDataArray(uint length, const char* title) :
  34  _title(title),
  35  _length(0),
  36  _thread_work_items(NULL) {
  37   assert(length > 0, "Must have some workers to store data for");
  38   _length = length;
  39   _data = NEW_C_HEAP_ARRAY(T, _length, mtGC);
  40   reset();
  41 }
  42 
  43 template <typename T>
  44 void WorkerDataArray<T>::set(uint worker_i, T value) {
  45   assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
  46   assert(_data[worker_i] == uninitialized(), "Overwriting data for worker %d in %s", worker_i, _title);
  47   _data[worker_i] = value;
  48 }
  49 
  50 template <typename T>
  51 T WorkerDataArray<T>::get(uint worker_i) const {
  52   assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
  53   assert(_data[worker_i] != uninitialized(), "No data added for worker %d", worker_i);
  54   return _data[worker_i];
  55 }
  56 
  57 template <typename T>
  58 WorkerDataArray<T>::~WorkerDataArray() {
  59   FREE_C_HEAP_ARRAY(T, _data);
  60 }
  61 
  62 template <typename T>
  63 void WorkerDataArray<T>::link_thread_work_items(WorkerDataArray<size_t>* thread_work_items) {
  64   _thread_work_items = thread_work_items;
  65 }
  66 
  67 template <typename T>
  68 void WorkerDataArray<T>::set_thread_work_item(uint worker_i, size_t value) {
  69   assert(_thread_work_items != NULL, "No sub count");
  70   _thread_work_items->set(worker_i, value);
  71 }
  72 
  73 template <typename T>
  74 void WorkerDataArray<T>::add(uint worker_i, T value) {
  75   assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
  76   assert(_data[worker_i] != uninitialized(), "No data to add to for worker %d", worker_i);
  77   _data[worker_i] += value;
  78 }
  79 
  80 template <typename T>
  81 double WorkerDataArray<T>::average(uint active_threads) const {
  82   return sum(active_threads) / (double) active_threads;









  83 }
  84 
  85 template <typename T>
  86 T WorkerDataArray<T>::sum(uint active_threads) const {
  87   T s = get(0);
  88   for (uint i = 1; i < active_threads; ++i) {

  89     s += get(i);
  90   }

  91   return s;
  92 }
  93 
  94 template <typename T>
  95 void WorkerDataArray<T>::clear() {
  96   set_all(0);
  97 }
  98 
  99 template <typename T>
 100 void WorkerDataArray<T>::set_all(T value) {
 101   for (uint i = 0; i < _length; i++) {
 102     _data[i] = value;
 103   }
 104 }
 105 
 106 template <class T>
 107 void WorkerDataArray<T>::print_summary_on(outputStream* out, uint active_threads, bool print_sum) const {
 108   T max = get(0);
 109   T min = max;





 110   T sum = 0;
 111   for (uint i = 1; i < active_threads; ++i) {

 112     T value = get(i);

 113     max = MAX2(max, value);
 114     min = MIN2(min, value);
 115     sum += value;


 116   }
 117   T diff = max - min;

 118   double avg = sum / (double) active_threads;
 119   WDAPrinter::summary(out, title(), min, avg, max, diff, sum, print_sum);
 120 }
 121 
 122 template <class T>
 123 void WorkerDataArray<T>::print_details_on(outputStream* out, uint active_threads) const {
 124   WDAPrinter::details(this, out, active_threads);
 125 }
 126 
 127 #ifndef PRODUCT
 128 template <typename T>
 129 void WorkerDataArray<T>::reset() {
 130   set_all(uninitialized());
 131   if (_thread_work_items != NULL) {
 132     _thread_work_items->reset();
 133   }
 134 }
 135 
 136 template <typename T>
 137 void WorkerDataArray<T>::verify(uint active_threads) const {
 138   assert(active_threads <= _length, "Wrong number of active threads");
 139   for (uint i = 0; i < active_threads; i++) {
 140     assert(_data[i] != uninitialized(),
 141            "Invalid data for worker %u in '%s'", i, _title);
 142   }
 143   if (_thread_work_items != NULL) {
 144     _thread_work_items->verify(active_threads);
 145   }
 146 }
 147 
 148 template <>
 149 inline size_t WorkerDataArray<size_t>::uninitialized() const {
 150   return (size_t)-1;
 151 }
 152 
 153 template <>
 154 inline double WorkerDataArray<double>::uninitialized() const {
 155   return -1.0;
 156 }
 157 #endif
 158 
 159 #endif // SHARE_VM_GC_G1_WORKERDATAARRAY_INLINE_HPP


  33 WorkerDataArray<T>::WorkerDataArray(uint length, const char* title) :
  34  _title(title),
  35  _length(0),
  36  _thread_work_items(NULL) {
  37   assert(length > 0, "Must have some workers to store data for");
  38   _length = length;
  39   _data = NEW_C_HEAP_ARRAY(T, _length, mtGC);
  40   reset();
  41 }
  42 
  43 template <typename T>
  44 void WorkerDataArray<T>::set(uint worker_i, T value) {
  45   assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
  46   assert(_data[worker_i] == uninitialized(), "Overwriting data for worker %d in %s", worker_i, _title);
  47   _data[worker_i] = value;
  48 }
  49 
  50 template <typename T>
  51 T WorkerDataArray<T>::get(uint worker_i) const {
  52   assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);

  53   return _data[worker_i];
  54 }
  55 
  56 template <typename T>
  57 WorkerDataArray<T>::~WorkerDataArray() {
  58   FREE_C_HEAP_ARRAY(T, _data);
  59 }
  60 
  61 template <typename T>
  62 void WorkerDataArray<T>::link_thread_work_items(WorkerDataArray<size_t>* thread_work_items) {
  63   _thread_work_items = thread_work_items;
  64 }
  65 
  66 template <typename T>
  67 void WorkerDataArray<T>::set_thread_work_item(uint worker_i, size_t value) {
  68   assert(_thread_work_items != NULL, "No sub count");
  69   _thread_work_items->set(worker_i, value);
  70 }
  71 
  72 template <typename T>
  73 void WorkerDataArray<T>::add(uint worker_i, T value) {
  74   assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
  75   assert(_data[worker_i] != uninitialized(), "No data to add to for worker %d", worker_i);
  76   _data[worker_i] += value;
  77 }
  78 
  79 template <typename T>
  80 double WorkerDataArray<T>::average() const {
  81   uint active_threads = 0;
  82   for (uint i = 0; i < _length; ++i) {
  83     if (get(i) != uninitialized()) {
  84       active_threads++;
  85     }
  86   }
  87   if (active_threads == 0) {
  88     return 0.0;
  89   }
  90   return sum() / (double) active_threads;
  91 }
  92 
  93 template <typename T>
  94 T WorkerDataArray<T>::sum() const {
  95   T s = 0;
  96   for (uint i = 0; i < _length; ++i) {
  97     if (get(i) != uninitialized()) {
  98       s += get(i);
  99     }
 100   }
 101   return s;
 102 }
 103 
 104 template <typename T>





 105 void WorkerDataArray<T>::set_all(T value) {
 106   for (uint i = 0; i < _length; i++) {
 107     _data[i] = value;
 108   }
 109 }
 110 
 111 template <class T>
 112 void WorkerDataArray<T>::print_summary_on(outputStream* out, bool print_sum) const {
 113   uint start = 0;
 114   while (get(start) == uninitialized()) {
 115     assert(start < _length, "Printing unused WorkerDataArray.");
 116     start++;
 117   }
 118   T min = get(start);
 119   T max = min;
 120   T sum = 0;
 121   uint active_threads = 0;
 122   for (uint i = start; i < _length; ++i) {
 123     T value = get(i);
 124     if (value != uninitialized()) {
 125       max = MAX2(max, value);
 126       min = MIN2(min, value);
 127       sum += value;
 128       active_threads++;
 129     }
 130   }
 131   T diff = max - min;
 132   assert(active_threads != 0, "Must be since we found a used value for the start index");
 133   double avg = sum / (double) active_threads;
 134   WDAPrinter::summary(out, title(), min, avg, max, diff, sum, print_sum);
 135 }
 136 
 137 template <class T>
 138 void WorkerDataArray<T>::print_details_on(outputStream* out) const {
 139   WDAPrinter::details(this, out);
 140 }
 141 

 142 template <typename T>
 143 void WorkerDataArray<T>::reset() {
 144   set_all(uninitialized());
 145   if (_thread_work_items != NULL) {
 146     _thread_work_items->reset();
 147   }
 148 }
 149 












 150 template <>
 151 inline size_t WorkerDataArray<size_t>::uninitialized() const {
 152   return (size_t)-1;
 153 }
 154 
 155 template <>
 156 inline double WorkerDataArray<double>::uninitialized() const {
 157   return -1.0;
 158 }

 159 
 160 #endif // SHARE_VM_GC_G1_WORKERDATAARRAY_INLINE_HPP
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