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annotate test/compiler/8011901/Test8011901.java @ 21323:3570b7d1a6f9

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LinearScan: create factory methods for subr- phases.
author Josef Eisl <josef.eisl@jku.at>
date Tue, 12 May 2015 11:04:25 +0200
parents 35c15dad89ea
children
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10139
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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 }