| /* |
| * Copyright (c) 2015, 2017, 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. |
| * |
| */ |
| |
| #ifndef SHARE_VM_GC_SHARED_WORKERDATAARRAY_INLINE_HPP |
| #define SHARE_VM_GC_SHARED_WORKERDATAARRAY_INLINE_HPP |
| |
| #include "gc/shared/workerDataArray.hpp" |
| #include "memory/allocation.inline.hpp" |
| #include "utilities/ostream.hpp" |
| |
| template <typename T> |
| WorkerDataArray<T>::WorkerDataArray(uint length, const char* title) : |
| _title(title), |
| _length(0) { |
| assert(length > 0, "Must have some workers to store data for"); |
| _length = length; |
| _data = NEW_C_HEAP_ARRAY(T, _length, mtGC); |
| for (uint i = 0; i < MaxThreadWorkItems; i++) { |
| _thread_work_items[i] = NULL; |
| } |
| 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); |
| 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, uint index) { |
| assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
| _thread_work_items[index] = thread_work_items; |
| } |
| |
| template <typename T> |
| void WorkerDataArray<T>::set_thread_work_item(uint worker_i, size_t value, uint index) { |
| assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
| assert(_thread_work_items[index] != NULL, "No sub count"); |
| _thread_work_items[index]->set(worker_i, value); |
| } |
| |
| template <typename T> |
| void WorkerDataArray<T>::add_thread_work_item(uint worker_i, size_t value, uint index) { |
| assert(index < MaxThreadWorkItems, "Tried to access thread work item %u (max %u)", index, MaxThreadWorkItems); |
| assert(_thread_work_items[index] != NULL, "No sub count"); |
| _thread_work_items[index]->add(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() const { |
| uint contributing_threads = 0; |
| for (uint i = 0; i < _length; ++i) { |
| if (get(i) != uninitialized()) { |
| contributing_threads++; |
| } |
| } |
| if (contributing_threads == 0) { |
| return 0.0; |
| } |
| return sum() / (double) contributing_threads; |
| } |
| |
| template <typename T> |
| T WorkerDataArray<T>::sum() const { |
| T s = 0; |
| for (uint i = 0; i < _length; ++i) { |
| if (get(i) != uninitialized()) { |
| s += get(i); |
| } |
| } |
| return s; |
| } |
| |
| template <typename T> |
| void WorkerDataArray<T>::set_all(T value) { |
| for (uint i = 0; i < _length; i++) { |
| _data[i] = value; |
| } |
| } |
| |
| template <class T> |
| void WorkerDataArray<T>::print_summary_on(outputStream* out, bool print_sum) const { |
| out->print("%-25s", title()); |
| uint start = 0; |
| while (start < _length && get(start) == uninitialized()) { |
| start++; |
| } |
| if (start < _length) { |
| T min = get(start); |
| T max = min; |
| T sum = 0; |
| uint contributing_threads = 0; |
| for (uint i = start; i < _length; ++i) { |
| T value = get(i); |
| if (value != uninitialized()) { |
| max = MAX2(max, value); |
| min = MIN2(min, value); |
| sum += value; |
| contributing_threads++; |
| } |
| } |
| T diff = max - min; |
| assert(contributing_threads != 0, "Must be since we found a used value for the start index"); |
| double avg = sum / (double) contributing_threads; |
| WDAPrinter::summary(out, min, avg, max, diff, sum, print_sum); |
| out->print_cr(", Workers: %d", contributing_threads); |
| } else { |
| // No data for this phase. |
| out->print_cr(" skipped"); |
| } |
| } |
| |
| template <class T> |
| void WorkerDataArray<T>::print_details_on(outputStream* out) const { |
| WDAPrinter::details(this, out); |
| } |
| |
| template <typename T> |
| void WorkerDataArray<T>::reset() { |
| set_all(uninitialized()); |
| for (uint i = 0; i < MaxThreadWorkItems; i++) { |
| if (_thread_work_items[i] != NULL) { |
| _thread_work_items[i]->reset(); |
| } |
| } |
| } |
| |
| #endif // SHARE_VM_GC_SHARED_WORKERDATAARRAY_INLINE_HPP |