test/hotspot/jtreg/compiler/loopopts/Test8211698.java
author rraghavan
Tue, 18 Dec 2018 19:13:54 +0530
changeset 53063 b04860fd2e2c
permissions -rw-r--r--
8211698: Crash in C2 compiled code during execution of double array heavy processing code Summary: Correctly registered new Opaque4Node in add_range_check_predicate Reviewed-by: roland, thartmann
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/*
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 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/*
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 * @test
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 * @bug 8211698
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 * @summary Crash in C2 compiled code during execution of double array heavy processing code
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 *
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 * @run main/othervm -XX:CompileOnly=Test8211698.test Test8211698
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 *
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 */
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public class Test8211698 {
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    public static void main(String[] args) {
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        Test8211698 issue = new Test8211698();
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        for (int i = 0; i < 10000; i++) {
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            issue.test();
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        }
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    }
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    public void test() {
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        int[] iarr1 = new int[888];
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        for (int i = 5; i > 0; i--) {
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            for (int j = 0; j <= i - 1; j++) {
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                int istep = 2 * j - i;
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                int iadj = 0;
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                if (istep < 0) {
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                    iadj = iarr1[-istep];
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                } else {
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                    iadj = iarr1[istep];
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                }
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            }
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        }
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    }
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}
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