168 lines
4.8 KiB
C++
168 lines
4.8 KiB
C++
/*
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* Copyright (c) 2015, 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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#include "gc/g1/workerDataArray.hpp"
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#include "memory/allocation.inline.hpp"
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template <typename T>
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WorkerDataArray<T>::WorkerDataArray(uint length,
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const char* title,
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bool print_sum,
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int log_level,
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uint indent_level) :
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_title(title),
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_length(0),
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_print_sum(print_sum),
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_log_level(log_level),
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_indent_level(indent_level),
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_thread_work_items(NULL),
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_enabled(true) {
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assert(length > 0, "Must have some workers to store data for");
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_length = length;
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_data = NEW_C_HEAP_ARRAY(T, _length, mtGC);
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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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assert(_data[worker_i] != uninitialized(), "No data added for worker %d", worker_i);
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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) {
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_thread_work_items = 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) {
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assert(_thread_work_items != NULL, "No sub count");
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_thread_work_items->set(worker_i, value);
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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 for worker %d", 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(uint active_threads) const {
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return sum(active_threads) / (double) active_threads;
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}
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template <typename T>
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T WorkerDataArray<T>::sum(uint active_threads) const {
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T s = get(0);
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for (uint i = 1; i < active_threads; ++i) {
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s += get(i);
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}
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return s;
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}
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template <typename T>
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T WorkerDataArray<T>::minimum(uint active_threads) const {
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T min = get(0);
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for (uint i = 1; i < active_threads; ++i) {
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min = MIN2(min, get(i));
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}
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return min;
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}
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template <typename T>
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T WorkerDataArray<T>::maximum(uint active_threads) const {
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T max = get(0);
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for (uint i = 1; i < active_threads; ++i) {
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max = MAX2(max, get(i));
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}
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return max;
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}
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template <typename T>
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T WorkerDataArray<T>::diff(uint active_threads) const {
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return maximum(active_threads) - minimum(active_threads);
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}
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template <typename T>
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void WorkerDataArray<T>::clear() {
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set_all(0);
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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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#ifndef PRODUCT
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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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if (_thread_work_items != NULL) {
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_thread_work_items->reset();
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}
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}
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template <typename T>
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void WorkerDataArray<T>::verify(uint active_threads) const {
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if (!_enabled) {
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return;
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}
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assert(active_threads <= _length, "Wrong number of active threads");
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for (uint i = 0; i < active_threads; i++) {
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assert(_data[i] != uninitialized(),
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"Invalid data for worker %u in '%s'", i, _title);
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}
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if (_thread_work_items != NULL) {
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_thread_work_items->verify(active_threads);
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}
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}
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template <>
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inline size_t WorkerDataArray<size_t>::uninitialized() const {
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return (size_t)-1;
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}
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template <>
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inline double WorkerDataArray<double>::uninitialized() const {
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return -1.0;
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}
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#endif
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