author | tschatzl |
Thu, 21 Nov 2019 11:42:54 +0100 | |
changeset 59198 | 92c98aa0f801 |
parent 55510 | 3e31a8beaae4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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|
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#ifndef SHARE_GC_SHARED_WORKERDATAARRAY_INLINE_HPP |
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#define SHARE_GC_SHARED_WORKERDATAARRAY_INLINE_HPP |
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|
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#include "gc/shared/workerDataArray.hpp" |
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#include "memory/allocation.inline.hpp" |
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#include "utilities/ostream.hpp" |
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template <typename T> |
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WorkerDataArray<T>::WorkerDataArray(uint length, const char* title, bool is_serial) : |
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_data(NULL), |
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_length(length), |
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_title(title), |
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_is_serial(is_serial) { |
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assert(length > 0, "Must have some workers to store data for"); |
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assert(!is_serial || length == 1, "Serial phase must only have a single entry."); |
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_data = NEW_C_HEAP_ARRAY(T, _length, mtGC); |
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for (uint i = 0; i < MaxThreadWorkItems; i++) { |
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_thread_work_items[i] = NULL; |
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} |
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reset(); |
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} |
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template <typename T> |
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void WorkerDataArray<T>::set(uint worker_i, T value) { |
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assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length); |
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assert(_data[worker_i] == uninitialized(), "Overwriting data for worker %d in %s", worker_i, _title); |
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_data[worker_i] = value; |
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} |
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template <typename T> |
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T WorkerDataArray<T>::get(uint worker_i) const { |
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assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length); |
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return _data[worker_i]; |
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} |
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template <typename T> |
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WorkerDataArray<T>::~WorkerDataArray() { |
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FREE_C_HEAP_ARRAY(T, _data); |
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} |
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template <typename T> |
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void WorkerDataArray<T>::link_thread_work_items(WorkerDataArray<size_t>* thread_work_items, uint index) { |
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assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
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_thread_work_items[index] = thread_work_items; |
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} |
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template <typename T> |
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void WorkerDataArray<T>::set_thread_work_item(uint worker_i, size_t value, uint index) { |
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assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
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assert(_thread_work_items[index] != NULL, "No sub count"); |
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_thread_work_items[index]->set(worker_i, value); |
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} |
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template <typename T> |
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void WorkerDataArray<T>::add_thread_work_item(uint worker_i, size_t value, uint index) { |
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assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
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assert(_thread_work_items[index] != NULL, "No sub count"); |
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_thread_work_items[index]->add(worker_i, value); |
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} |
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template <typename T> |
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void WorkerDataArray<T>::set_or_add_thread_work_item(uint worker_i, size_t value, uint index) { |
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assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
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assert(_thread_work_items[index] != NULL, "No sub count"); |
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if (_thread_work_items[index]->get(worker_i) == _thread_work_items[index]->uninitialized()) { |
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_thread_work_items[index]->set(worker_i, value); |
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} else { |
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_thread_work_items[index]->add(worker_i, value); |
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} |
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} |
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template <typename T> |
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size_t WorkerDataArray<T>::get_thread_work_item(uint worker_i, uint index) { |
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assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
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assert(_thread_work_items[index] != NULL, "No sub count"); |
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return _thread_work_items[index]->get(worker_i); |
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} |
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template <typename T> |
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void WorkerDataArray<T>::add(uint worker_i, T value) { |
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assert(worker_i < _length, "Worker %d is greater than max: %d", worker_i, _length); |
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assert(_data[worker_i] != uninitialized(), "No data to add to %s for worker %d", _title, worker_i); |
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_data[worker_i] += value; |
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} |
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template <typename T> |
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double WorkerDataArray<T>::average() const { |
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uint contributing_threads = 0; |
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for (uint i = 0; i < _length; ++i) { |
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if (get(i) != uninitialized()) { |
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contributing_threads++; |
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} |
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} |
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if (contributing_threads == 0) { |
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return 0.0; |
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} |
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return sum() / (double) contributing_threads; |
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} |
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template <typename T> |
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T WorkerDataArray<T>::sum() const { |
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T s = 0; |
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for (uint i = 0; i < _length; ++i) { |
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if (get(i) != uninitialized()) { |
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s += get(i); |
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} |
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} |
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return s; |
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} |
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|
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template <typename T> |
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void WorkerDataArray<T>::set_all(T value) { |
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for (uint i = 0; i < _length; i++) { |
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_data[i] = value; |
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} |
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} |
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|
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template <class T> |
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void WorkerDataArray<T>::print_summary_on(outputStream* out, bool print_sum) const { |
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if (_is_serial) { |
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out->print("%s:", title()); |
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} else { |
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out->print("%-25s", title()); |
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} |
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uint start = 0; |
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while (start < _length && get(start) == uninitialized()) { |
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start++; |
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} |
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if (start < _length) { |
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if (_is_serial) { |
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WDAPrinter::summary(out, get(0)); |
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} else { |
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T min = get(start); |
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T max = min; |
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T sum = 0; |
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uint contributing_threads = 0; |
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for (uint i = start; i < _length; ++i) { |
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T value = get(i); |
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if (value != uninitialized()) { |
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max = MAX2(max, value); |
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min = MIN2(min, value); |
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sum += value; |
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contributing_threads++; |
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} |
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} |
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T diff = max - min; |
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assert(contributing_threads != 0, "Must be since we found a used value for the start index"); |
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double avg = sum / (double) contributing_threads; |
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WDAPrinter::summary(out, min, avg, max, diff, sum, print_sum); |
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out->print_cr(", Workers: %d", contributing_threads); |
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} |
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} else { |
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// No data for this phase. |
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out->print_cr(" skipped"); |
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} |
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} |
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|
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template <class T> |
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void WorkerDataArray<T>::print_details_on(outputStream* out) const { |
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WDAPrinter::details(this, out); |
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} |
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|
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template <typename T> |
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void WorkerDataArray<T>::reset() { |
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set_all(uninitialized()); |
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for (uint i = 0; i < MaxThreadWorkItems; i++) { |
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if (_thread_work_items[i] != NULL) { |
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_thread_work_items[i]->reset(); |
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} |
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} |
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} |
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#endif // SHARE_GC_SHARED_WORKERDATAARRAY_INLINE_HPP |