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1 /* |
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2 * Copyright (c) 2013, 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 * @test |
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26 * @bug 8011901 |
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27 * @summary instruct xaddL_no_res shouldn't allow 64 bit constants. |
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28 * @run main/othervm -XX:-BackgroundCompilation Test8011901 |
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29 * |
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30 */ |
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31 |
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32 import java.lang.reflect.*; |
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33 import sun.misc.*; |
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34 |
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35 public class Test8011901 { |
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36 |
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37 private long ctl; |
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38 |
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39 private static final sun.misc.Unsafe U; |
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40 private static final long CTL; |
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41 |
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42 static { |
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43 try { |
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44 Field unsafe = sun.misc.Unsafe.class.getDeclaredField("theUnsafe"); |
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45 unsafe.setAccessible(true); |
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46 U = (sun.misc.Unsafe) unsafe.get(null); |
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47 CTL = U.objectFieldOffset(Test8011901.class.getDeclaredField("ctl")); |
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48 } catch (Exception e) { |
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49 throw new Error(e); |
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50 } |
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51 } |
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52 |
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53 public static void main(String[] args) { |
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54 for(int c = 0; c < 20000; c++) { |
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55 new Test8011901().makeTest(); |
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56 } |
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57 System.out.println("Test Passed"); |
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58 } |
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59 |
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60 public static final long EXPECTED = 1L << 42; |
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61 |
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62 public void makeTest() { |
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63 U.getAndAddLong(this, CTL, EXPECTED); |
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64 if (ctl != EXPECTED) { |
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65 throw new RuntimeException("Test failed. Expected: " + EXPECTED + ", but got = " + ctl); |
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66 } |
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67 } |
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68 } |