Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: test/runtime/contended/OopMaps.java
test/runtime/contended/OopMaps.java
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| 1 /* | |
| 2 * Copyright (c) 2013, 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 import java.io.BufferedReader; | |
| 25 import java.io.InputStreamReader; | |
| 26 import java.lang.Class; | |
| 27 import java.lang.String; | |
| 28 import java.lang.System; | |
| 29 import java.lang.management.ManagementFactory; | |
| 30 import java.lang.management.RuntimeMXBean; | |
| 31 import java.util.ArrayList; | |
| 32 import java.util.List; | |
| 33 import java.util.concurrent.CyclicBarrier; | |
| 34 import java.util.regex.Matcher; | |
| 35 import java.util.regex.Pattern; | |
| 36 import java.lang.reflect.Field; | |
| 37 import java.lang.reflect.Modifier; | |
| 38 import sun.misc.Unsafe; | |
| 39 import sun.misc.Contended; | |
| 40 | |
| 41 /* | |
| 42 * @test | |
| 43 * @bug 8015270 | |
| 44 * @bug 8015493 | |
| 45 * @summary \@Contended: fix multiple issues in the layout code | |
| 46 * | |
| 47 * @run main/othervm -XX:-RestrictContended -XX:ContendedPaddingWidth=128 -Xmx128m OopMaps | |
| 48 */ | |
| 49 public class OopMaps { | |
| 50 | |
| 51 public static final int COUNT = 10000; | |
| 52 | |
| 53 public static void main(String[] args) throws Exception { | |
| 54 Object o01 = new Object(); | |
| 55 Object o02 = new Object(); | |
| 56 Object o03 = new Object(); | |
| 57 Object o04 = new Object(); | |
| 58 Object o05 = new Object(); | |
| 59 Object o06 = new Object(); | |
| 60 Object o07 = new Object(); | |
| 61 Object o08 = new Object(); | |
| 62 Object o09 = new Object(); | |
| 63 Object o10 = new Object(); | |
| 64 Object o11 = new Object(); | |
| 65 Object o12 = new Object(); | |
| 66 Object o13 = new Object(); | |
| 67 Object o14 = new Object(); | |
| 68 | |
| 69 R1[] rs = new R1[COUNT]; | |
| 70 | |
| 71 for (int i = 0; i < COUNT; i++) { | |
| 72 R1 r1 = new R1(); | |
| 73 r1.o01 = o01; | |
| 74 r1.o02 = o02; | |
| 75 r1.o03 = o03; | |
| 76 r1.o04 = o04; | |
| 77 r1.o05 = o05; | |
| 78 r1.o06 = o06; | |
| 79 r1.o07 = o07; | |
| 80 r1.o08 = o08; | |
| 81 r1.o09 = o09; | |
| 82 r1.o10 = o10; | |
| 83 r1.o11 = o11; | |
| 84 r1.o12 = o12; | |
| 85 r1.o13 = o13; | |
| 86 r1.o14 = o14; | |
| 87 r1.i1 = 1; | |
| 88 r1.i2 = 2; | |
| 89 r1.i3 = 3; | |
| 90 r1.i4 = 4; | |
| 91 rs[i] = r1; | |
| 92 } | |
| 93 | |
| 94 System.gc(); | |
| 95 | |
| 96 for (int i = 0; i < COUNT; i++) { | |
| 97 R1 r1 = rs[i]; | |
| 98 if (r1.o01 != o01) throw new Error("Test Error: o01"); | |
| 99 if (r1.o02 != o02) throw new Error("Test Error: o02"); | |
| 100 if (r1.o03 != o03) throw new Error("Test Error: o03"); | |
| 101 if (r1.o04 != o04) throw new Error("Test Error: o04"); | |
| 102 if (r1.o05 != o05) throw new Error("Test Error: o05"); | |
| 103 if (r1.o06 != o06) throw new Error("Test Error: o06"); | |
| 104 if (r1.o07 != o07) throw new Error("Test Error: o07"); | |
| 105 if (r1.o08 != o08) throw new Error("Test Error: o08"); | |
| 106 if (r1.o09 != o09) throw new Error("Test Error: o09"); | |
| 107 if (r1.o10 != o10) throw new Error("Test Error: o10"); | |
| 108 if (r1.o11 != o11) throw new Error("Test Error: o11"); | |
| 109 if (r1.o12 != o12) throw new Error("Test Error: o12"); | |
| 110 if (r1.o13 != o13) throw new Error("Test Error: o13"); | |
| 111 if (r1.o14 != o14) throw new Error("Test Error: o14"); | |
| 112 if (r1.i1 != 1) throw new Error("Test Error: i1"); | |
| 113 if (r1.i2 != 2) throw new Error("Test Error: i2"); | |
| 114 if (r1.i3 != 3) throw new Error("Test Error: i3"); | |
| 115 if (r1.i4 != 4) throw new Error("Test Error: i4"); | |
| 116 } | |
| 117 } | |
| 118 | |
| 119 public static class R0 { | |
| 120 int i1; | |
| 121 int i2; | |
| 122 | |
| 123 Object o01; | |
| 124 Object o02; | |
| 125 | |
| 126 @Contended | |
| 127 Object o03; | |
| 128 | |
| 129 @Contended | |
| 130 Object o04; | |
| 131 | |
| 132 @Contended | |
| 133 Object o05; | |
| 134 | |
| 135 @Contended | |
| 136 Object o06; | |
| 137 | |
| 138 @Contended | |
| 139 Object o07; | |
| 140 } | |
| 141 | |
| 142 public static class R1 extends R0 { | |
| 143 int i3; | |
| 144 int i4; | |
| 145 | |
| 146 Object o08; | |
| 147 Object o09; | |
| 148 | |
| 149 @Contended | |
| 150 Object o10; | |
| 151 | |
| 152 @Contended | |
| 153 Object o11; | |
| 154 | |
| 155 @Contended | |
| 156 Object o12; | |
| 157 | |
| 158 @Contended | |
| 159 Object o13; | |
| 160 | |
| 161 @Contended | |
| 162 Object o14; | |
| 163 } | |
| 164 | |
| 165 } | |
| 166 |
