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 uint _indent_level; 36 bool _enabled; 37 38 WorkerDataArray<size_t>* _thread_work_items; 39 40 NOT_PRODUCT(inline T uninitialized() const;) 41 42 void set_all(T value); 43 44 public: 45 WorkerDataArray(uint length, 46 const char* title, 47 bool print_sum, 48 uint indent_level); 49 50 ~WorkerDataArray(); 51 52 void link_thread_work_items(WorkerDataArray<size_t>* thread_work_items); 53 void set_thread_work_item(uint worker_i, size_t value); 54 WorkerDataArray<size_t>* thread_work_items() const { 55 return _thread_work_items; 56 } 57 58 void set(uint worker_i, T value); 59 T get(uint worker_i) const; 60 61 void add(uint worker_i, T value); 62 63 double average(uint active_threads) const; 64 T sum(uint active_threads) const; 65 T minimum(uint active_threads) const; 66 T maximum(uint active_threads) const; 67 T diff(uint active_threads) const; 68 69 uint indentation() const { 70 return _indent_level; 71 } 72 73 const char* title() const { 74 return _title; 75 } 76 77 bool should_print_sum() const { 78 return _print_sum; 79 } 80 81 void clear(); 82 void set_enabled(bool enabled) { 83 _enabled = enabled; 84 } 85 86 void reset() PRODUCT_RETURN; 87 void verify(uint active_threads) const PRODUCT_RETURN; 88 };