1 /*
2 * Copyright (c) 2014, 2016, 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
24 /*
25 * @test
26 * @bug 8066103
27 * @summary C2's range check smearing allows out of bound array accesses
28 * @library /test/lib /
29 * @modules java.base/jdk.internal.misc
30 * java.management
31 * @build sun.hotspot.WhiteBox
32 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
33 * @run main/othervm -ea -Xmixed -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
34 * -XX:-BackgroundCompilation -XX:-UseOnStackReplacement
35 * compiler.rangechecks.TestRangeCheckSmearing
36 *
37 */
38
39 package compiler.rangechecks;
40
41 import compiler.whitebox.CompilerWhiteBoxTest;
42 import compiler.testlibrary.CompilerUtils;
43 import jdk.test.lib.Platform;
44 import sun.hotspot.WhiteBox;
45
46 import java.lang.annotation.Retention;
47 import java.lang.annotation.RetentionPolicy;
48 import java.lang.reflect.Method;
49 import java.lang.reflect.Modifier;
50 import java.util.Arrays;
51 import java.util.HashMap;
52
53 public class TestRangeCheckSmearing {
54 private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
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1 /*
2 * Copyright (c) 2014, 2018, 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
24 /*
25 * @test
26 * @bug 8066103
27 * @summary C2's range check smearing allows out of bound array accesses
28 * @library /test/lib /
29 * @modules java.base/jdk.internal.misc
30 * java.management
31 * @build sun.hotspot.WhiteBox
32 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
33 * @run main/othervm -ea -Xmixed -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
34 * -XX:-BackgroundCompilation -XX:-UseOnStackReplacement
35 * -XX:+IgnoreUnrecognizedVMOptions -XX:+UnlockExperimentalVMOptions -XX:+EagerJVMCI
36 * compiler.rangechecks.TestRangeCheckSmearing
37 *
38 */
39
40 package compiler.rangechecks;
41
42 import compiler.whitebox.CompilerWhiteBoxTest;
43 import compiler.testlibrary.CompilerUtils;
44 import jdk.test.lib.Platform;
45 import sun.hotspot.WhiteBox;
46
47 import java.lang.annotation.Retention;
48 import java.lang.annotation.RetentionPolicy;
49 import java.lang.reflect.Method;
50 import java.lang.reflect.Modifier;
51 import java.util.Arrays;
52 import java.util.HashMap;
53
54 public class TestRangeCheckSmearing {
55 private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
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