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view test/runtime/contended/OopMaps.java @ 16616:29404eec7ced
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author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Tue, 29 Jul 2014 17:40:15 -0700 |
parents | 01c2bdd24bb5 |
children |
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/* * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ import java.io.BufferedReader; import java.io.InputStreamReader; import java.lang.Class; import java.lang.String; import java.lang.System; import java.lang.management.ManagementFactory; import java.lang.management.RuntimeMXBean; import java.util.ArrayList; import java.util.List; import java.util.concurrent.CyclicBarrier; import java.util.regex.Matcher; import java.util.regex.Pattern; import java.lang.reflect.Field; import java.lang.reflect.Modifier; import sun.misc.Unsafe; import sun.misc.Contended; /* * @test * @bug 8015270 * @bug 8015493 * @summary \@Contended: fix multiple issues in the layout code * * @run main/othervm -XX:-RestrictContended -XX:ContendedPaddingWidth=128 -Xmx128m OopMaps */ public class OopMaps { public static final int COUNT = 10000; public static void main(String[] args) throws Exception { Object o01 = new Object(); Object o02 = new Object(); Object o03 = new Object(); Object o04 = new Object(); Object o05 = new Object(); Object o06 = new Object(); Object o07 = new Object(); Object o08 = new Object(); Object o09 = new Object(); Object o10 = new Object(); Object o11 = new Object(); Object o12 = new Object(); Object o13 = new Object(); Object o14 = new Object(); R1[] rs = new R1[COUNT]; for (int i = 0; i < COUNT; i++) { R1 r1 = new R1(); r1.o01 = o01; r1.o02 = o02; r1.o03 = o03; r1.o04 = o04; r1.o05 = o05; r1.o06 = o06; r1.o07 = o07; r1.o08 = o08; r1.o09 = o09; r1.o10 = o10; r1.o11 = o11; r1.o12 = o12; r1.o13 = o13; r1.o14 = o14; r1.i1 = 1; r1.i2 = 2; r1.i3 = 3; r1.i4 = 4; rs[i] = r1; } System.gc(); for (int i = 0; i < COUNT; i++) { R1 r1 = rs[i]; if (r1.o01 != o01) throw new Error("Test Error: o01"); if (r1.o02 != o02) throw new Error("Test Error: o02"); if (r1.o03 != o03) throw new Error("Test Error: o03"); if (r1.o04 != o04) throw new Error("Test Error: o04"); if (r1.o05 != o05) throw new Error("Test Error: o05"); if (r1.o06 != o06) throw new Error("Test Error: o06"); if (r1.o07 != o07) throw new Error("Test Error: o07"); if (r1.o08 != o08) throw new Error("Test Error: o08"); if (r1.o09 != o09) throw new Error("Test Error: o09"); if (r1.o10 != o10) throw new Error("Test Error: o10"); if (r1.o11 != o11) throw new Error("Test Error: o11"); if (r1.o12 != o12) throw new Error("Test Error: o12"); if (r1.o13 != o13) throw new Error("Test Error: o13"); if (r1.o14 != o14) throw new Error("Test Error: o14"); if (r1.i1 != 1) throw new Error("Test Error: i1"); if (r1.i2 != 2) throw new Error("Test Error: i2"); if (r1.i3 != 3) throw new Error("Test Error: i3"); if (r1.i4 != 4) throw new Error("Test Error: i4"); } } public static class R0 { int i1; int i2; Object o01; Object o02; @Contended Object o03; @Contended Object o04; @Contended Object o05; @Contended Object o06; @Contended Object o07; } public static class R1 extends R0 { int i3; int i4; Object o08; Object o09; @Contended Object o10; @Contended Object o11; @Contended Object o12; @Contended Object o13; @Contended Object o14; } }