8140393: Move WorkerDataArray to its own file

Reviewed-by: tschatzl, mgerdin, tbenson

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

@@ -0,0 +1,167 @@
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#include "gc/g1/workerDataArray.hpp"
+#include "memory/allocation.inline.hpp"
+
+template <typename T>
+WorkerDataArray<T>::WorkerDataArray(uint length,
+                                    const char* title,
+                                    bool print_sum,
+                                    int log_level,
+                                    uint indent_level) :
+ _title(title),
+ _length(0),
+ _print_sum(print_sum),
+ _log_level(log_level),
+ _indent_level(indent_level),
+ _thread_work_items(NULL),
+ _enabled(true) {
+  assert(length > 0, "Must have some workers to store data for");
+  _length = length;
+  _data = NEW_C_HEAP_ARRAY(T, _length, mtGC);
+  reset();
+}
+
+template <typename T>
+void WorkerDataArray<T>::set(uint worker_i, T value) {
+  assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
+  assert(_data[worker_i] == uninitialized(), "Overwriting data for worker %d in %s", worker_i, _title);
+  _data[worker_i] = value;
+}
+
+template <typename T>
+T WorkerDataArray<T>::get(uint worker_i) const {
+  assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
+  assert(_data[worker_i] != uninitialized(), "No data added for worker %d", worker_i);
+  return _data[worker_i];
+}
+
+template <typename T>
+WorkerDataArray<T>::~WorkerDataArray() {
+  FREE_C_HEAP_ARRAY(T, _data);
+}
+
+template <typename T>
+void WorkerDataArray<T>::link_thread_work_items(WorkerDataArray<size_t>* thread_work_items) {
+  _thread_work_items = thread_work_items;
+}
+
+template <typename T>
+void WorkerDataArray<T>::set_thread_work_item(uint worker_i, size_t value) {
+  assert(_thread_work_items != NULL, "No sub count");
+  _thread_work_items->set(worker_i, value);
+}
+
+template <typename T>
+void WorkerDataArray<T>::add(uint worker_i, T value) {
+  assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length);
+  assert(_data[worker_i] != uninitialized(), "No data to add to for worker %d", worker_i);
+  _data[worker_i] += value;
+}
+
+template <typename T>
+double WorkerDataArray<T>::average(uint active_threads) const {
+  return sum(active_threads) / (double) active_threads;
+}
+
+template <typename T>
+T WorkerDataArray<T>::sum(uint active_threads) const {
+  T s = get(0);
+  for (uint i = 1; i < active_threads; ++i) {
+    s += get(i);
+  }
+  return s;
+}
+
+template <typename T>
+T WorkerDataArray<T>::minimum(uint active_threads) const {
+  T min = get(0);
+  for (uint i = 1; i < active_threads; ++i) {
+    min = MIN2(min, get(i));
+  }
+  return min;
+}
+
+template <typename T>
+T WorkerDataArray<T>::maximum(uint active_threads) const {
+  T max = get(0);
+  for (uint i = 1; i < active_threads; ++i) {
+    max = MAX2(max, get(i));
+  }
+  return max;
+}
+
+template <typename T>
+T WorkerDataArray<T>::diff(uint active_threads) const {
+  return maximum(active_threads) - minimum(active_threads);
+}
+
+template <typename T>
+void WorkerDataArray<T>::clear() {
+  set_all(0);
+}
+
+template <typename T>
+void WorkerDataArray<T>::set_all(T value) {
+  for (uint i = 0; i < _length; i++) {
+    _data[i] = value;
+  }
+}
+
+#ifndef PRODUCT
+template <typename T>
+void WorkerDataArray<T>::reset() {
+  set_all(uninitialized());
+  if (_thread_work_items != NULL) {
+    _thread_work_items->reset();
+  }
+}
+
+template <typename T>
+void WorkerDataArray<T>::verify(uint active_threads) const {
+  if (!_enabled) {
+    return;
+  }
+
+  assert(active_threads <= _length, "Wrong number of active threads");
+  for (uint i = 0; i < active_threads; i++) {
+    assert(_data[i] != uninitialized(),
+           "Invalid data for worker %u in '%s'", i, _title);
+  }
+  if (_thread_work_items != NULL) {
+    _thread_work_items->verify(active_threads);
+  }
+}
+
+template <>
+inline size_t WorkerDataArray<size_t>::uninitialized() const {
+  return (size_t)-1;
+}
+
+template <>
+inline double WorkerDataArray<double>::uninitialized() const {
+  return -1.0;
+}
+#endif