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 "precompiled.hpp" 26 #include "gc/g1/workerDataArray.inline.hpp" 27 #include "utilities/ostream.hpp" 28 29 template <> 30 size_t WorkerDataArray<size_t>::uninitialized() { 31 return (size_t)-1; 32 } 33 34 template <> 35 double WorkerDataArray<double>::uninitialized() { 36 return -1.0; 37 } 38 39 template <> 40 void WorkerDataArray<double>::WDAPrinter::summary(outputStream* out, double min, double avg, double max, double diff, double sum, bool print_sum) { 41 out->print(" Min: %4.1lf, Avg: %4.1lf, Max: %4.1lf, Diff: %4.1lf", min * MILLIUNITS, avg * MILLIUNITS, max * MILLIUNITS, diff* MILLIUNITS); 42 if (print_sum) { 43 out->print(", Sum: %4.1lf", sum * MILLIUNITS); 44 } 45 } 46 47 template <> 48 void WorkerDataArray<size_t>::WDAPrinter::summary(outputStream* out, size_t min, double avg, size_t max, size_t diff, size_t sum, bool print_sum) { 49 out->print(" Min: " SIZE_FORMAT ", Avg: %4.1lf, Max: " SIZE_FORMAT ", Diff: " SIZE_FORMAT, min, avg, max, diff); 50 if (print_sum) { 51 out->print(", Sum: " SIZE_FORMAT, sum); 52 } 53 } 54 55 template <> 56 void WorkerDataArray<double>::WDAPrinter::details(const WorkerDataArray<double>* phase, outputStream* out) { 57 out->print("%-25s", ""); 58 for (uint i = 0; i < phase->_length; ++i) { 59 double value = phase->get(i); 60 if (value != phase->uninitialized()) { 61 out->print(" %4.1lf", phase->get(i) * 1000.0); 62 } else { 63 out->print(" -"); 64 } 65 } 66 out->cr(); 67 } 68 69 template <> 70 void WorkerDataArray<size_t>::WDAPrinter::details(const WorkerDataArray<size_t>* phase, outputStream* out) { 71 out->print("%-25s", ""); 72 for (uint i = 0; i < phase->_length; ++i) { 73 size_t value = phase->get(i); 74 if (value != phase->uninitialized()) { 75 out->print(" " SIZE_FORMAT, phase->get(i)); 76 } else { 77 out->print(" -"); 78 } 79 } 80 out->cr(); 81 } 82 83 #ifndef PRODUCT 84 85 #include "memory/resourceArea.hpp" 86 87 void WorkerDataArray_test_basic() { 88 const uint length = 3; 89 const char* title = "Test array"; 90 91 WorkerDataArray<size_t> array(length, title); 92 assert(strncmp(array.title(), title, strlen(title)) == 0 , "Expected titles to match"); 93 94 const size_t expected[length] = {5, 3, 7}; 95 for (uint i = 0; i < length; i++) { 96 array.set(i, expected[i]); 97 } 98 for (uint i = 0; i < length; i++) { 99 assert(array.get(i) == expected[i], "Expected elements to match"); 100 } 101 102 assert(array.sum() == (5 + 3 + 7), "Expected sums to match"); 103 assert(array.average() == 5.0, "Expected averages to match"); 104 105 for (uint i = 0; i < length; i++) { 106 array.add(i, 1); 107 } 108 for (uint i = 0; i < length; i++) { 109 assert(array.get(i) == expected[i] + 1, "Expected add to increment values"); 110 } 111 } 112 113 void WorkerDataArray_test_with_uninitialized() { 114 const uint length = 3; 115 const size_t uninitilized = WorkerDataArray<size_t>::uninitialized(); 116 WorkerDataArray<size_t> array(length, "Test array"); 117 118 const size_t expected[length] = {5, uninitilized, 7}; 119 for (uint i = 0; i < length; i++) { 120 array.set(i, expected[i]); 121 } 122 for (uint i = 0; i < length; i++) { 123 assert(array.get(i) == expected[i], "Expected elements to match"); 124 } 125 126 assert(array.sum() == (5 + 7), "Expected sums to match"); 127 assert(array.average() == 6.0, "Expected averages to match"); 128 } 129 130 void WorkerDataArray_test_uninitialized() { 131 const uint length = 3; 132 const size_t uninitilized = WorkerDataArray<size_t>::uninitialized(); 133 WorkerDataArray<size_t> array(length, "Test array"); 134 135 for (uint i = 0; i < length; i++) { 136 array.set(i, uninitilized); 137 } 138 139 assert(array.sum() == 0, "Sum should be 0 when no slots have been used."); 140 assert(array.average() == 0.0, "Average should be 0.0 when no slots have been used."); 141 } 142 143 void WorkerDataArray_test_print_summary() { 144 const uint length = 4; 145 const size_t uninitilized = WorkerDataArray<size_t>::uninitialized(); 146 WorkerDataArray<size_t> array(length, "Test array"); 147 148 const size_t expected[length] = {5, uninitilized, 7, uninitilized}; 149 for (uint i = 0; i < length; i++) { 150 array.set(i, expected[i]); 151 } 152 153 ResourceMark rm; 154 stringStream out; 155 array.print_summary_on(&out); 156 const char* out_string = out.as_string(); 157 const char* expected_string = "Test array Min: 5, Avg: 6,0, Max: 7, Diff: 2, Sum: 12, Workers: 2\n"; 158 const size_t expected_len = strlen(expected_string); 159 assert(expected_len == strlen(out_string), "Wrong string length, expected " SIZE_FORMAT " but got " SIZE_FORMAT, expected_len, strlen(out_string)); 160 assert(strncmp(expected_string, out_string, expected_len) == 0, "Expected '%s' but got: '%s'", expected_string, out_string); 161 } 162 163 void WorkerDataArray_test_print_summary_skipped() { 164 const uint length = 2; 165 const size_t uninitilized = WorkerDataArray<size_t>::uninitialized(); 166 WorkerDataArray<size_t> array(length, "Test array"); 167 168 const size_t expected[length] = {uninitilized, uninitilized}; 169 for (uint i = 0; i < length; i++) { 170 array.set(i, expected[i]); 171 } 172 173 ResourceMark rm; 174 stringStream out; 175 array.print_summary_on(&out); 176 const char* out_string = out.as_string(); 177 const char* expected_string = "Test array skipped\n"; 178 const size_t expected_len = strlen(expected_string); 179 assert(expected_len == strlen(out_string), "Wrong string length, expected " SIZE_FORMAT " but got " SIZE_FORMAT, expected_len, strlen(out_string)); 180 assert(strncmp(expected_string, out_string, expected_len) == 0, "Expected '%s' but got: '%s'", expected_string, out_string); 181 } 182 183 void WorkerDataArray_test_print_details() { 184 const uint length = 4; 185 const size_t uninitilized = WorkerDataArray<size_t>::uninitialized(); 186 WorkerDataArray<size_t> array(length, "Test array"); 187 188 const size_t expected[length] = {5, uninitilized, 7, uninitilized}; 189 for (uint i = 0; i < length; i++) { 190 array.set(i, expected[i]); 191 } 192 193 ResourceMark rm; 194 stringStream out; 195 array.print_details_on(&out); 196 const char* out_string = out.as_string(); 197 const char* expected_string = " 5 - 7 -\n"; 198 const size_t expected_len = strlen(expected_string); 199 assert(expected_len == strlen(out_string), "Wrong string length, expected " SIZE_FORMAT " but got " SIZE_FORMAT, expected_len, strlen(out_string)); 200 assert(strncmp(expected_string, out_string, expected_len) == 0, "Expected '%s' but got: '%s'", expected_string, out_string); 201 } 202 203 void WorkerDataArray_test() { 204 WorkerDataArray_test_basic(); 205 WorkerDataArray_test_with_uninitialized(); 206 WorkerDataArray_test_uninitialized(); 207 WorkerDataArray_test_print_summary(); 208 WorkerDataArray_test_print_summary_skipped(); 209 WorkerDataArray_test_print_details(); 210 } 211 212 #endif