| /* |
| * Copyright (c) 2009, 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 6891750 |
| * @summary deopt blob kills values in O5 |
| * |
| * @run main Test6891750 |
| */ |
| |
| abstract class Base6891750 extends Thread { |
| abstract public long m(); |
| } |
| class Other6891750 extends Base6891750 { |
| public long m() { |
| return 0; |
| } |
| } |
| |
| public class Test6891750 extends Base6891750 { |
| Base6891750 d; |
| volatile long value = 9; |
| |
| static int limit = 400000; |
| |
| Test6891750() { |
| d = this; |
| |
| } |
| public long m() { |
| return value; |
| } |
| |
| public long test(boolean doit) { |
| if (doit) { |
| long total0 = 0; |
| long total1 = 0; |
| long total2 = 0; |
| long total3 = 0; |
| long total4 = 0; |
| long total5 = 0; |
| long total6 = 0; |
| long total7 = 0; |
| long total8 = 0; |
| long total9 = 0; |
| for (int i = 0; i < limit; i++) { |
| total0 += d.m(); |
| total1 += d.m(); |
| total2 += d.m(); |
| total3 += d.m(); |
| total4 += d.m(); |
| total5 += d.m(); |
| total6 += d.m(); |
| total7 += d.m(); |
| total8 += d.m(); |
| total9 += d.m(); |
| } |
| return total0 + total1 + total2 + total3 + total4 + total5 + total6 + total7 + total8 + total9; |
| } |
| return 0; |
| } |
| |
| public void run() { |
| long result = test(true); |
| for (int i = 0; i < 300; i++) { |
| long result2 = test(true); |
| if (result != result2) { |
| throw new InternalError(result + " != " + result2); |
| } |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| Test6891750 Test6891750 = new Test6891750(); |
| // warm it up |
| for (int i = 0; i < 200000; i++) { |
| Test6891750.test(false); |
| } |
| // set in off running |
| Test6891750.start(); |
| Thread.sleep(2000); |
| |
| // Load a class to invalidate CHA |
| new Other6891750(); |
| } |
| } |