jdk-24/hotspot/test/gc/CondCardMark/Basic.java
Chris Plummer d78d0c4fa4 8140189: [TESTBUG] Get rid of "@library /../../test/lib" in jtreg tests
Use new external.lib.roots property in TEST.ROOT so /../../test/lib is not needed.

Reviewed-by: mseledtsov, sla, iklam
2015-10-29 12:04:04 -07:00

66 lines
2.1 KiB
Java

/*
* 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;
}
}