Mercurial > hg > graal-compiler

annotate test/runtime/7100935/TestShortArraycopy.java @ 9790:6b515c453646

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CompilationTask: print exception of compilation also when we don't exit the VM for example, this is useful for CTW, in order to see on which methods the compiler bails out
author Bernhard Urban <bernhard.urban@jku.at>
date Wed, 22 May 2013 16:28:12 +0200
parents 16f9fa2bf76c
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright 2011 SAP AG. 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 TestShortArraycopy
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26 * @bug 7100935
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27 * @summary verify that shorts are copied element-wise atomic.
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28 * @run main/othervm -Xint TestShortArraycopy
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29 * @run main/othervm -Xcomp -Xbatch TestShortArraycopy
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30 * @author volker.simonis@gmail.com
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31 */
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32
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33 public class TestShortArraycopy {
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34
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35 static short[] a1 = new short[8];
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36 static short[] a2 = new short[8];
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37 static short[] a3 = new short[8];
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38
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39 static volatile boolean keepRunning = true;
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40
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41 public static void main(String[] args) throws InterruptedException {
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42
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43 for (int i = 0; i < a1.length ; i++) {
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44 a1[i] = (short)0xffff;
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45 a2[i] = (short)0xffff;
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46 a3[i] = (short)0x0000;
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47 }
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48 Thread reader = new Thread() {
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49 public void run() {
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50 while (keepRunning) {
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51 for (int j = 0; j < a1.length; j++) {
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52 short s = a1[j];
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53 if (s != (short)0xffff && s != (short)0x0000) {
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54 System.out.println("Error: s = " + s);
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55 throw new RuntimeException("wrong result");
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56
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57 }
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58 }
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59 }
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60 }
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61 };
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62 Thread writer = new Thread() {
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63 public void run() {
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64 for (int i = 0; i < 1000000; i++) {
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65 System.arraycopy(a2, 5, a1, 3, 3);
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66 System.arraycopy(a3, 5, a1, 3, 3);
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67 }
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68 }
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69 };
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70 keepRunning = true;
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71 reader.start();
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72 writer.start();
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73 writer.join();
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74 keepRunning = false;
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75 reader.join();
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76 }
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77 }