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8129332: Missing test case for JDK-8078438

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Add the test case originally developed for JDK-8078438

Reviewed-by: tschatzl
This commit is contained in:
Aleksey Shipilev 2015-06-23 10:12:44 +02:00
parent b46373e827
commit cd81d2845d
1 changed files with 65 additions and 0 deletions
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65
hotspot/test/gc/CondCardMark/Basic.java Normal file
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/*
* Copyright (c) 2014, 2015, 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.
*/
/**
* @test
* @bug 8076987
* @bug 8078438
* @summary Verify UseCondCardMark works
* @library /testlibrary /../../test/lib
* @build Basic
* @run main/othervm -Xint Basic
* @run main/othervm -Xint -XX:+UseCondCardMark Basic
* @run main/othervm -XX:TieredStopAtLevel=1 Basic
* @run main/othervm -XX:TieredStopAtLevel=1 -XX:+UseCondCardMark Basic
* @run main/othervm -XX:TieredStopAtLevel=4 Basic
* @run main/othervm -XX:TieredStopAtLevel=4 -XX:+UseCondCardMark Basic
* @run main/othervm -XX:-TieredCompilation Basic
* @run main/othervm -XX:-TieredCompilation -XX:+UseCondCardMark Basic
*/
public class Basic {
static volatile MyObject sink;
public static void main(String args[]) {
final int COUNT = 10000000;
for (int c = 0; c < COUNT; c++) {
MyObject o = new MyObject();
o.x = c;
doStore(o);
}
if (sink.x != COUNT-1) {
throw new IllegalStateException("Failed");
}
}
public static void doStore(MyObject o) {
sink = o;
}
static class MyObject {
int x;
}
}