167 lines
4.8 KiB
Java
167 lines
4.8 KiB
Java
/*
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* Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.lang.Class;
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import java.lang.String;
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import java.lang.System;
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import java.lang.management.ManagementFactory;
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import java.lang.management.RuntimeMXBean;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.concurrent.CyclicBarrier;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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import jdk.internal.vm.annotation.Contended;
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/*
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* @test
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* @bug 8015270
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* @bug 8015493
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* @summary \@Contended: fix multiple issues in the layout code
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*
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* @modules java.base/jdk.internal.vm.annotation
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* @run main/othervm -XX:-RestrictContended -XX:ContendedPaddingWidth=128 -Xmx128m OopMaps
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*/
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public class OopMaps {
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public static final int COUNT = 10000;
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public static void main(String[] args) throws Exception {
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Object o01 = new Object();
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Object o02 = new Object();
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Object o03 = new Object();
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Object o04 = new Object();
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Object o05 = new Object();
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Object o06 = new Object();
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Object o07 = new Object();
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Object o08 = new Object();
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Object o09 = new Object();
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Object o10 = new Object();
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Object o11 = new Object();
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Object o12 = new Object();
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Object o13 = new Object();
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Object o14 = new Object();
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R1[] rs = new R1[COUNT];
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for (int i = 0; i < COUNT; i++) {
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R1 r1 = new R1();
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r1.o01 = o01;
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r1.o02 = o02;
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r1.o03 = o03;
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r1.o04 = o04;
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r1.o05 = o05;
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r1.o06 = o06;
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r1.o07 = o07;
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r1.o08 = o08;
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r1.o09 = o09;
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r1.o10 = o10;
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r1.o11 = o11;
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r1.o12 = o12;
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r1.o13 = o13;
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r1.o14 = o14;
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r1.i1 = 1;
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r1.i2 = 2;
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r1.i3 = 3;
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r1.i4 = 4;
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rs[i] = r1;
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}
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System.gc();
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for (int i = 0; i < COUNT; i++) {
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R1 r1 = rs[i];
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if (r1.o01 != o01) throw new Error("Test Error: o01");
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if (r1.o02 != o02) throw new Error("Test Error: o02");
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if (r1.o03 != o03) throw new Error("Test Error: o03");
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if (r1.o04 != o04) throw new Error("Test Error: o04");
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if (r1.o05 != o05) throw new Error("Test Error: o05");
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if (r1.o06 != o06) throw new Error("Test Error: o06");
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if (r1.o07 != o07) throw new Error("Test Error: o07");
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if (r1.o08 != o08) throw new Error("Test Error: o08");
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if (r1.o09 != o09) throw new Error("Test Error: o09");
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if (r1.o10 != o10) throw new Error("Test Error: o10");
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if (r1.o11 != o11) throw new Error("Test Error: o11");
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if (r1.o12 != o12) throw new Error("Test Error: o12");
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if (r1.o13 != o13) throw new Error("Test Error: o13");
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if (r1.o14 != o14) throw new Error("Test Error: o14");
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if (r1.i1 != 1) throw new Error("Test Error: i1");
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if (r1.i2 != 2) throw new Error("Test Error: i2");
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if (r1.i3 != 3) throw new Error("Test Error: i3");
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if (r1.i4 != 4) throw new Error("Test Error: i4");
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}
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}
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public static class R0 {
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int i1;
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int i2;
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Object o01;
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Object o02;
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@Contended
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Object o03;
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@Contended
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Object o04;
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@Contended
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Object o05;
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@Contended
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Object o06;
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@Contended
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Object o07;
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}
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public static class R1 extends R0 {
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int i3;
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int i4;
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Object o08;
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Object o09;
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@Contended
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Object o10;
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@Contended
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Object o11;
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@Contended
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Object o12;
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@Contended
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Object o13;
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@Contended
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Object o14;
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}
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}
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