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
24 public class InlinedArrayCloneTestCase implements Runnable {
25 private Test_ia32 executionController;
26
27 public InlinedArrayCloneTestCase(Test_ia32 executionController) {
28 this.executionController = executionController;
29 }
30
31 /*
32 * Please leave following two methods (invokeArrayClone and verifyArguments)
33 * static.
34 *
35 * It does not really matter if these methods are static or instance,
36 * original issue could be reproduced in both cases, but if these methods
37 * are static then it is much easier to understand that reproduced issue
38 * is actually interpreter's stack corruption.
39 *
40 * If these methods are non-static, then interpreter's stack will contain
41 * invalid 'this' pointer required for instance's method call and
42 * verifyArguments' call may throw NullPointerException. There was another
43 * issue w/ NPE after deoptimization addressed by JDK-6833129, so NPE looks
|
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
24 package compiler.c2.cr6589834;
25
26 public class InlinedArrayCloneTestCase implements Runnable {
27 private Test_ia32 executionController;
28
29 public InlinedArrayCloneTestCase(Test_ia32 executionController) {
30 this.executionController = executionController;
31 }
32
33 /*
34 * Please leave following two methods (invokeArrayClone and verifyArguments)
35 * static.
36 *
37 * It does not really matter if these methods are static or instance,
38 * original issue could be reproduced in both cases, but if these methods
39 * are static then it is much easier to understand that reproduced issue
40 * is actually interpreter's stack corruption.
41 *
42 * If these methods are non-static, then interpreter's stack will contain
43 * invalid 'this' pointer required for instance's method call and
44 * verifyArguments' call may throw NullPointerException. There was another
45 * issue w/ NPE after deoptimization addressed by JDK-6833129, so NPE looks
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