jdk8-mips64-public/hotspot: test/compiler/7116216/StackOverflow.java@dbb05f6d93c4

8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

     1 /*

     2  * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    25 /**

    26  * @test

    27  * @bug 7116216

    28  * @summary The vm crashes when GC happens during throwing a StackOverflow exception

    29  *

    30  * @run main/othervm -Xcomp -Xbatch StackOverflow

    31  */

    33 public class StackOverflow {

    34     static String stackOverflow_largeFrame_liveOopForGC;

    36     public static int stackOverflow_largeFrame(int call_count, String liveOopForGC) {

    37         try {

    38             int return_count = stackOverflow_largeFrame(++call_count, liveOopForGC);

    39             if (return_count == 0) {

    40                 try {

    41                     LargeFrame.method_with_many_locals(liveOopForGC, 2,3,4,5,6,7,liveOopForGC);

    42                 } catch (StackOverflowError e2) {

    43                     // access liveOopForGC to make it a live variable

    44                     stackOverflow_largeFrame_liveOopForGC = liveOopForGC;

    45                 }

    46             }

    47             return return_count - 1;

    48         } catch (StackOverflowError e) {

    49             // Return a value that is large enough such that no unrecoverable

    50             // stack overflow will occur afterwards, but that is small enough

    51             // such that calling LargeFrame.method_with_many_locals() will

    52             // cause a StackOverflowError.

    53             // Don't use a call here because we're out of stack space anyway!

    54             int tmp = call_count / 2;

    55             return (tmp < 100 ? tmp : 100);

    56         }

    57     }

    58     public static void main(String args[]) {

    59         LargeFrame.method_with_many_locals(new Object(), 2,3,4,5,6,7,new Object());

    61         stackOverflow_largeFrame(0, "this is a live oop to test GC");

    62         System.out.println("finished ok!");

    63     }

    64 }

Mercurial > jdk8-mips64-public > hotspot / file revision

test/compiler/7116216/StackOverflow.java@dbb05f6d93c4

test/compiler/7116216/StackOverflow.java