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annotate test/compiler/6833129/Test.java @ 900:9987d9d5eb0e

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6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot Summary: developed a reexecute logic for the interpreter to reexecute the bytecode when deopt happens Reviewed-by: kvn, never, jrose, twisti
author cfang
date Fri, 31 Jul 2009 17:12:33 -0700
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children d6b9fd78f389
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1 /*
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2 * Copyright 2009 Sun Microsystems, Inc. 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
9987d9d5eb0e 6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
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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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any 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 6833129
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27 * @summary Object.clone() and Arrays.copyOf ignore coping with -XX:+DeoptimizeALot
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28 * @run main/othervm -Xbatch -XX:+DeoptimizeALot Test
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29 */
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30
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31 public class Test{
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32 public static void init(int src[]) {
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33 for (int i =0; i<src.length; i++) {
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34 src[i] = i;
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35 }
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36 }
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37
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38 public static void clone_and_verify(int src[]) {
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39 for (int i = 0; i < src.length; i++) {
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40 int [] src_clone = src.clone();
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41 if (src[i] != src_clone[i]) {
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42 System.out.println("Error: allocated but not copied: ");
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43 for( int j =0; j < src_clone.length; j++)
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44 System.out.print(" " + src_clone[j]);
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45 System.out.println();
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46 System.exit(97);
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47 }
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48 }
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49 }
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50
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51 public static void test() {
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52 int[] src = new int[34];
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53 init(src);
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54 clone_and_verify(src);
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55 }
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56
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57 public static void main(String[] args) {
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58 for (int i=0; i< 20000; i++) {
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59 test();
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60 }
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61 }
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62 }