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1 /* |
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2 * Copyright (c) 2019, Red Hat, Inc. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /* |
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25 * @test TestClone |
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26 * @summary Test clone barriers work correctly |
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27 * @key gc |
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28 * @requires vm.gc.Shenandoah & !vm.graal.enabled |
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29 * |
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30 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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31 * -XX:+UseShenandoahGC |
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32 * TestClone |
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33 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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34 * -XX:+UseShenandoahGC |
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35 * -Xint |
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36 * TestClone |
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37 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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38 * -XX:+UseShenandoahGC |
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39 * -XX:-TieredCompilation |
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40 * TestClone |
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41 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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42 * -XX:+UseShenandoahGC |
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43 * -XX:TieredStopAtLevel=1 |
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44 * TestClone |
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45 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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46 * -XX:+UseShenandoahGC |
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47 * -XX:TieredStopAtLevel=4 |
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48 * TestClone |
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49 */ |
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50 |
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51 /* |
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52 * @test TestClone |
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53 * @summary Test clone barriers work correctly |
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54 * @key gc |
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55 * @requires vm.gc.Shenandoah & !vm.graal.enabled |
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56 * |
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57 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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58 * -XX:+UseShenandoahGC |
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59 * -XX:+ShenandoahVerify |
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60 * TestClone |
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61 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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62 * -XX:+UseShenandoahGC |
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63 * -XX:+ShenandoahVerify |
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64 * -Xint |
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65 * TestClone |
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66 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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67 * -XX:+UseShenandoahGC |
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68 * -XX:+ShenandoahVerify |
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69 * -XX:-TieredCompilation |
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70 * TestClone |
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71 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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72 * -XX:+UseShenandoahGC |
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73 * -XX:+ShenandoahVerify |
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74 * -XX:TieredStopAtLevel=1 |
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75 * TestClone |
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76 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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77 * -XX:+UseShenandoahGC |
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78 * -XX:+ShenandoahVerify |
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79 * -XX:TieredStopAtLevel=4 |
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80 * TestClone |
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81 */ |
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82 |
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83 /* |
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84 * @test TestClone |
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85 * @summary Test clone barriers work correctly |
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86 * @key gc |
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87 * @requires vm.gc.Shenandoah & !vm.graal.enabled |
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88 * |
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89 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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90 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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91 * TestClone |
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92 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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93 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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94 * -Xint |
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95 * TestClone |
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96 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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97 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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98 * -XX:-TieredCompilation |
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99 * TestClone |
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100 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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101 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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102 * -XX:TieredStopAtLevel=1 |
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103 * TestClone |
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104 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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105 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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106 * -XX:TieredStopAtLevel=4 |
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107 * TestClone |
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108 */ |
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109 |
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110 /* |
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111 * @test TestClone |
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112 * @summary Test clone barriers work correctly |
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113 * @key gc |
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114 * @requires vm.gc.Shenandoah & !vm.graal.enabled & (vm.bits == "64") |
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115 * |
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116 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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117 * -XX:-UseCompressedOops |
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118 * -XX:+UseShenandoahGC |
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119 * TestClone |
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120 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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121 * -XX:-UseCompressedOops |
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122 * -XX:+UseShenandoahGC |
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123 * -Xint |
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124 * TestClone |
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125 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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126 * -XX:-UseCompressedOops |
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127 * -XX:+UseShenandoahGC |
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128 * -XX:-TieredCompilation |
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129 * TestClone |
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130 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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131 * -XX:-UseCompressedOops |
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132 * -XX:+UseShenandoahGC |
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133 * -XX:TieredStopAtLevel=1 |
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134 * TestClone |
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135 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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136 * -XX:-UseCompressedOops |
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137 * -XX:+UseShenandoahGC |
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138 * -XX:TieredStopAtLevel=4 |
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139 * TestClone |
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140 */ |
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141 |
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142 /* |
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143 * @test TestClone |
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144 * @summary Test clone barriers work correctly |
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145 * @key gc |
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146 * @requires vm.gc.Shenandoah & !vm.graal.enabled & (vm.bits == "64") |
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147 * |
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148 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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149 * -XX:-UseCompressedOops |
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150 * -XX:+UseShenandoahGC |
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151 * -XX:+ShenandoahVerify |
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152 * TestClone |
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153 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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154 * -XX:-UseCompressedOops |
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155 * -XX:+UseShenandoahGC |
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156 * -XX:+ShenandoahVerify |
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157 * -Xint |
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158 * TestClone |
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159 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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160 * -XX:-UseCompressedOops |
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161 * -XX:+UseShenandoahGC |
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162 * -XX:+ShenandoahVerify |
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163 * -XX:-TieredCompilation |
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164 * TestClone |
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165 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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166 * -XX:-UseCompressedOops |
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167 * -XX:+UseShenandoahGC |
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168 * -XX:+ShenandoahVerify |
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169 * -XX:TieredStopAtLevel=1 |
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170 * TestClone |
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171 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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172 * -XX:-UseCompressedOops |
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173 * -XX:+UseShenandoahGC |
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174 * -XX:+ShenandoahVerify |
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175 * -XX:TieredStopAtLevel=4 |
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176 * TestClone |
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177 */ |
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178 |
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179 /* |
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180 * @test TestClone |
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181 * @summary Test clone barriers work correctly |
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182 * @key gc |
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183 * @requires vm.gc.Shenandoah & !vm.graal.enabled & (vm.bits == "64") |
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184 * |
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185 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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186 * -XX:-UseCompressedOops |
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187 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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188 * TestClone |
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189 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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190 * -XX:-UseCompressedOops |
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191 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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192 * -Xint |
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193 * TestClone |
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194 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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195 * -XX:-UseCompressedOops |
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196 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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197 * -XX:-TieredCompilation |
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198 * TestClone |
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199 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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200 * -XX:-UseCompressedOops |
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201 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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202 * -XX:TieredStopAtLevel=1 |
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203 * TestClone |
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204 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xms1g -Xmx1g |
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205 * -XX:-UseCompressedOops |
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206 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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207 * -XX:TieredStopAtLevel=4 |
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208 * TestClone |
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209 */ |
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210 |
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211 |
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212 public class TestClone { |
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213 |
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214 public static void main(String[] args) throws Exception { |
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215 for (int i = 0; i < 10000; i++) { |
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216 Object[] src = new Object[i]; |
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217 for (int c = 0; c < src.length; c++) { |
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218 src[c] = new Object(); |
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219 } |
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220 testWith(src); |
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221 } |
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222 } |
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223 |
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224 static void testWith(Object[] src) { |
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225 Object[] dst = src.clone(); |
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226 int srcLen = src.length; |
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227 int dstLen = dst.length; |
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228 if (srcLen != dstLen) { |
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229 throw new IllegalStateException("Lengths do not match: " + srcLen + " vs " + dstLen); |
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230 } |
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231 for (int c = 0; c < src.length; c++) { |
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232 Object s = src[c]; |
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233 Object d = dst[c]; |
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234 if (s != d) { |
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235 throw new IllegalStateException("Elements do not match at " + c + ": " + s + " vs " + d); |
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236 } |
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237 } |
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238 } |
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239 } |