1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "memory/allocation.hpp" 26 #include "utilities/debug.hpp" 27 28 template <class T> 29 class WorkerDataArray : public CHeapObj<mtGC> { 30 friend class G1GCParPhasePrinter; 31 T* _data; 32 uint _length; 33 const char* _title; 34 bool _print_sum; 35 int _log_level; 36 uint _indent_level; 37 bool _enabled; 38 39 WorkerDataArray<size_t>* _thread_work_items; 40 41 NOT_PRODUCT(inline T uninitialized() const;) 42 43 void set_all(T value); 44 45 public: 46 WorkerDataArray(uint length, 47 const char* title, 48 bool print_sum, 49 int log_level, 50 uint indent_level); 51 52 ~WorkerDataArray(); 53 54 void link_thread_work_items(WorkerDataArray<size_t>* thread_work_items); 55 void set_thread_work_item(uint worker_i, size_t value); 56 WorkerDataArray<size_t>* thread_work_items() const { 57 return _thread_work_items; 58 } 59 60 void set(uint worker_i, T value); 61 T get(uint worker_i) const; 62 63 void add(uint worker_i, T value); 64 65 double average(uint active_threads) const; 66 T sum(uint active_threads) const; 67 T minimum(uint active_threads) const; 68 T maximum(uint active_threads) const; 69 T diff(uint active_threads) const; 70 71 uint indentation() const { 72 return _indent_level; 73 } 74 75 const char* title() const { 76 return _title; 77 } 78 79 bool should_print_sum() const { 80 return _print_sum; 81 } 82 83 int log_level() const { 84 return _log_level; 85 } 86 87 void clear(); 88 void set_enabled(bool enabled) { 89 _enabled = enabled; 90 } 91 92 void reset() PRODUCT_RETURN; 93 void verify(uint active_threads) const PRODUCT_RETURN; 94 };