1 /*
   2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
   3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 *
   5 * This code is free software; you can redistribute it and/or modify it
   6 * under the terms of the GNU General Public License version 2 only, as
   7 * published by the Free Software Foundation.
   8 *
   9 * This code is distributed in the hope that it will be useful, but WITHOUT
  10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12 * version 2 for more details (a copy is included in the LICENSE file that
  13 * accompanied this code).
  14 *
  15 * You should have received a copy of the GNU General Public License version
  16 * 2 along with this work; if not, write to the Free Software Foundation,
  17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18 *
  19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20 * or visit www.oracle.com if you need additional information or have any
  21 * questions.
  22 */
  23 
  24 /*
  25  * @test TestUseCompressedOopsErgo
  26  * @key gc
  27  * @bug 8010722
  28  * @summary Tests ergonomics for UseCompressedOops.
  29  * @library /testlibrary /testlibrary/whitebox
  30  * @build TestUseCompressedOopsErgo TestUseCompressedOopsErgoTools
  31  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  32  * @run main/othervm TestUseCompressedOopsErgo -XX:+UseG1GC
  33  * @run main/othervm TestUseCompressedOopsErgo -XX:+UseParallelGC
  34  * @run main/othervm TestUseCompressedOopsErgo -XX:+UseParallelGC -XX:-UseParallelOldGC
  35  * @run main/othervm TestUseCompressedOopsErgo -XX:+UseConcMarkSweepGC
  36  * @run main/othervm TestUseCompressedOopsErgo -XX:+UseSerialGC
  37  * @run main/othervm TestUseCompressedOopsErgo -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC
  38  */
  39 
  40 public class TestUseCompressedOopsErgo {
  41 
  42   public static void main(String args[]) throws Exception {
  43     if (!TestUseCompressedOopsErgoTools.is64bitVM()) {
  44       // this test is relevant for 64 bit VMs only
  45       return;
  46     }
  47     final String[] gcFlags = args;
  48     TestUseCompressedOopsErgoTools.checkCompressedOopsErgo(gcFlags);
  49   }
  50 }
  51