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 /*
26 * @test
27 * @bug 8150465
28 * @summary Unsafe methods to produce uninitialized arrays
29 * @modules java.base/jdk.internal.misc
30 * @run main/othervm -ea -Diters=200 -Xint AllocateUninitializedArray
31 * @run main/othervm -ea -Diters=30000 -XX:TieredStopAtLevel=1 AllocateUninitializedArray
32 * @run main/othervm -ea -Diters=30000 -XX:TieredStopAtLevel=4 AllocateUninitializedArray
33 */
34 import java.lang.reflect.Field;
35 import java.lang.reflect.Array;
36 import java.util.concurrent.Callable;
37
38 public class AllocateUninitializedArray {
39 static final int ITERS = Integer.getInteger("iters", 1);
40 static final jdk.internal.misc.Unsafe UNSAFE;
41
42 static {
43 try {
44 Field f = jdk.internal.misc.Unsafe.class.getDeclaredField("theUnsafe");
45 f.setAccessible(true);
46 UNSAFE = (jdk.internal.misc.Unsafe) f.get(null);
47 } catch (Exception e) {
48 throw new RuntimeException("Unable to get Unsafe instance.", e);
49 }
50 }
51
52 public static void main(String... args) throws Exception {
53 testIAE(AllConstants::testObject);
54 testIAE(LengthIsConstant::testObject);
55 testIAE(ClassIsConstant::testObject);
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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 /*
26 * @test
27 * @bug 8150465
28 * @summary Unsafe methods to produce uninitialized arrays
29 * @modules java.base/jdk.internal.misc
30 *
31 * @run main/othervm -ea -Diters=200 -Xint
32 * compiler.intrinsics.unsafe.AllocateUninitializedArray
33 * @run main/othervm -ea -Diters=30000 -XX:TieredStopAtLevel=1
34 * compiler.intrinsics.unsafe.AllocateUninitializedArray
35 * @run main/othervm -ea -Diters=30000 -XX:TieredStopAtLevel=4
36 * compiler.intrinsics.unsafe.AllocateUninitializedArray
37 */
38
39 package compiler.intrinsics.unsafe;
40
41 import java.lang.reflect.Array;
42 import java.lang.reflect.Field;
43 import java.util.concurrent.Callable;
44
45 public class AllocateUninitializedArray {
46 static final int ITERS = Integer.getInteger("iters", 1);
47 static final jdk.internal.misc.Unsafe UNSAFE;
48
49 static {
50 try {
51 Field f = jdk.internal.misc.Unsafe.class.getDeclaredField("theUnsafe");
52 f.setAccessible(true);
53 UNSAFE = (jdk.internal.misc.Unsafe) f.get(null);
54 } catch (Exception e) {
55 throw new RuntimeException("Unable to get Unsafe instance.", e);
56 }
57 }
58
59 public static void main(String... args) throws Exception {
60 testIAE(AllConstants::testObject);
61 testIAE(LengthIsConstant::testObject);
62 testIAE(ClassIsConstant::testObject);
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