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 8058897
27 * @library /testlibrary
28 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:MallocMaxTestWords=100m Reallocate
29 */
30
31 import com.oracle.java.testlibrary.*;
32 import sun.misc.Unsafe;
33 import static com.oracle.java.testlibrary.Asserts.*;
34
35 public class Reallocate {
36 public static void main(String args[]) throws Exception {
37 Unsafe unsafe = Utils.getUnsafe();
38
39 long address = unsafe.allocateMemory(1);
40 assertNotEquals(address, 0L);
41
42 // Make sure we reallocate correctly
43 unsafe.putByte(address, Byte.MAX_VALUE);
44 address = unsafe.reallocateMemory(address, 2);
45 assertNotEquals(address, 0L);
46 assertEquals(unsafe.getByte(address), Byte.MAX_VALUE);
47
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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 8058897
27 * @library /testlibrary
28 * @build com.oracle.java.testlibrary.*
29 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:MallocMaxTestWords=100m Reallocate
30 */
31
32 import com.oracle.java.testlibrary.*;
33 import sun.misc.Unsafe;
34 import static com.oracle.java.testlibrary.Asserts.*;
35
36 public class Reallocate {
37 public static void main(String args[]) throws Exception {
38 Unsafe unsafe = Utils.getUnsafe();
39
40 long address = unsafe.allocateMemory(1);
41 assertNotEquals(address, 0L);
42
43 // Make sure we reallocate correctly
44 unsafe.putByte(address, Byte.MAX_VALUE);
45 address = unsafe.reallocateMemory(address, 2);
46 assertNotEquals(address, 0L);
47 assertEquals(unsafe.getByte(address), Byte.MAX_VALUE);
48
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