Mercurial > hg > truffle
annotate test/compiler/6796786/Test6796786.java @ 20648:10842d23f20a
8054008: Using -XX:-LazyBootClassLoader crashes with ACCESS_VIOLATION on Win 64bit.
Summary: Only enable the assert for current_stack_pointer after stub routines become available.
Reviewed-by: dholmes, roland, lfoltan
author | jiangli |
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date | Wed, 12 Nov 2014 13:12:35 -0500 |
parents | 37e4df3c8952 |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2011, 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 6796786 |
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28 * @summary invalid FP identity transform - (a - b) -> b - a |
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29 * |
3347 | 30 * @run main/othervm -Xbatch Test6796786 |
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31 */ |
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32 |
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33 public class Test6796786 { |
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34 static volatile float d1; |
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35 static volatile float d2; |
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36 |
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37 public static void main(String[] args) { |
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38 int total = 0; |
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39 for (int i = 0; i < 100000; i++) { |
3347 | 40 if (Float.floatToRawIntBits(- (d1 - d2)) == Float.floatToRawIntBits(-0.0f)) { |
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41 total++; |
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42 } |
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43 } |
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44 if (total != 100000) { |
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45 throw new InternalError(); |
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46 } |
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47 } |
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48 } |