Mercurial > hg > truffle
annotate test/runtime/8003720/Test8003720.java @ 7353:b5280041f59e
Experiment with soft alignment for branch targets.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sun, 13 Jan 2013 19:32:16 +0100 |
parents | dad48145e775 |
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1 /* |
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 |
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25 /* |
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26 * @test |
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27 * @bug 8003720 |
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28 * @summary Method in interpreter stack frame can be deallocated |
7186 | 29 * @compile -XDignore.symbol.file -source 1.7 -target 1.7 Victim.java |
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30 * @run main/othervm -Xverify:all -Xint Test8003720 |
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31 */ |
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32 |
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33 // Attempts to make the JVM unload a class while still executing one of its methods. |
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34 public class Test8003720 { |
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35 final static String VICTIM_CLASS_NAME = "Victim"; |
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36 final static boolean QUIET = true; |
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37 final static long DURATION = 30000; |
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38 |
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39 public interface CallMe { void callme(); } |
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40 |
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41 public static void main(String... av) throws Throwable { |
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42 newVictimClassLoader(); |
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43 System.gc(); |
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44 |
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45 newVictimClass(); |
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46 System.gc(); |
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47 |
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48 newVictimInstance(); |
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49 System.gc(); |
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50 |
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51 ((CallMe)newVictimInstance()).callme(); |
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52 } |
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53 |
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54 public static Object newVictimInstance() throws Throwable { |
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55 return newVictimClass().newInstance(); |
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56 } |
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57 |
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58 public static Class<?> newVictimClass() throws Throwable { |
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59 return Class.forName(VICTIM_CLASS_NAME, true, new VictimClassLoader()); |
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60 } |
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61 |
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62 public static ClassLoader newVictimClassLoader() throws Throwable { |
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63 return new VictimClassLoader(); |
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64 } |
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65 |
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66 public static void println(String line) { |
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67 if (!QUIET) { |
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68 System.out.println(line); |
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69 } |
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70 } |
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71 } |