Mercurial > hg > graal-compiler

annotate test/runtime/contended/OopMaps.java @ 10348:3970971c91e0

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8015270: @Contended: fix multiple issues in the layout code Summary: field count handling fixed, has_nonstatic_fields invariant fixed, oop map overrun fixed; new asserts Reviewed-by: kvn, dcubed, coleenp
author shade
date Mon, 27 May 2013 12:49:08 -0700
parents
children 01c2bdd24bb5
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10348
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. 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 import java.io.BufferedReader;
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25 import java.io.InputStreamReader;
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26 import java.lang.Class;
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27 import java.lang.String;
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28 import java.lang.System;
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29 import java.lang.management.ManagementFactory;
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30 import java.lang.management.RuntimeMXBean;
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31 import java.util.ArrayList;
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32 import java.util.List;
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33 import java.util.concurrent.CyclicBarrier;
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34 import java.util.regex.Matcher;
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35 import java.util.regex.Pattern;
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36 import java.lang.reflect.Field;
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37 import java.lang.reflect.Modifier;
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38 import sun.misc.Unsafe;
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39 import sun.misc.Contended;
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40
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41 /*
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42 * @test
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43 * @bug 8015270
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44 * @summary \@Contended: fix multiple issues in the layout code
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45 *
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46 * @run main/othervm -XX:-RestrictContended OopMaps
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47 */
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48 public class OopMaps {
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49
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50 public static void main(String[] args) throws Exception {
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51 Object o01 = new Object();
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52 Object o02 = new Object();
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53 Object o03 = new Object();
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54 Object o04 = new Object();
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55 Object o05 = new Object();
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56 Object o06 = new Object();
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57 Object o07 = new Object();
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58 Object o08 = new Object();
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59 Object o09 = new Object();
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60 Object o10 = new Object();
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61 Object o11 = new Object();
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62 Object o12 = new Object();
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63 Object o13 = new Object();
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64 Object o14 = new Object();
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65
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66 final int COUNT = 100000;
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67 R1[] rs = new R1[COUNT];
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68
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69 for (int i = 0; i < COUNT; i++) {
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70 R1 r1 = new R1();
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71 r1.o01 = o01;
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72 r1.o02 = o02;
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73 r1.o03 = o03;
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74 r1.o04 = o04;
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75 r1.o05 = o05;
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76 r1.o06 = o06;
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77 r1.o07 = o07;
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78 r1.o08 = o08;
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79 r1.o09 = o09;
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80 r1.o10 = o10;
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81 r1.o11 = o11;
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82 r1.o12 = o12;
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83 r1.o13 = o13;
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84 r1.o14 = o14;
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85 r1.i1 = 1;
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86 r1.i2 = 2;
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87 r1.i3 = 3;
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88 r1.i4 = 4;
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89 rs[i] = r1;
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90 }
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91
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92 System.gc();
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93
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94 for (int i = 0; i < COUNT; i++) {
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95 R1 r1 = rs[i];
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96 if (r1.o01 != o01) throw new Error("Test Error: o01");
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97 if (r1.o02 != o02) throw new Error("Test Error: o02");
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98 if (r1.o03 != o03) throw new Error("Test Error: o03");
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99 if (r1.o04 != o04) throw new Error("Test Error: o04");
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100 if (r1.o05 != o05) throw new Error("Test Error: o05");
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101 if (r1.o06 != o06) throw new Error("Test Error: o06");
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102 if (r1.o07 != o07) throw new Error("Test Error: o07");
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103 if (r1.o08 != o08) throw new Error("Test Error: o08");
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104 if (r1.o09 != o09) throw new Error("Test Error: o09");
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105 if (r1.o10 != o10) throw new Error("Test Error: o10");
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106 if (r1.o11 != o11) throw new Error("Test Error: o11");
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107 if (r1.o12 != o12) throw new Error("Test Error: o12");
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108 if (r1.o13 != o13) throw new Error("Test Error: o13");
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109 if (r1.o14 != o14) throw new Error("Test Error: o14");
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110 if (r1.i1 != 1) throw new Error("Test Error: i1");
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111 if (r1.i2 != 2) throw new Error("Test Error: i2");
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112 if (r1.i3 != 3) throw new Error("Test Error: i3");
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113 if (r1.i4 != 4) throw new Error("Test Error: i4");
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114 }
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115 }
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116
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117 public static class R0 {
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118 int i1;
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119 int i2;
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120
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121 Object o01;
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122 Object o02;
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123
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124 @Contended
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125 Object o03;
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126
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127 @Contended
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128 Object o04;
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129
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130 @Contended
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131 Object o05;
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132
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133 @Contended
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134 Object o06;
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135
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136 @Contended
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137 Object o07;
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138 }
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139
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140 public static class R1 extends R0 {
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141 int i3;
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142 int i4;
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143
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144 Object o08;
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145 Object o09;
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146
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147 @Contended
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148 Object o10;
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149
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150 @Contended
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151 Object o11;
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152
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153 @Contended
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154 Object o12;
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155
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156 @Contended
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157 Object o13;
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158
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159 @Contended
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160 Object o14;
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161 }
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162
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163 }
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164