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 8024927
27 * @summary Testing address of compressed class pointer space as best as possible.
28 * @requires vm.bits == 64 & vm.opt.final.UseCompressedOops == true & os.family != "windows"
29 * @library /test/lib
30 * @modules java.base/jdk.internal.misc
31 * java.management
32 * @run main CompressedClassPointers
33 */
34
35 import jdk.test.lib.Platform;
36 import jdk.test.lib.process.ProcessTools;
37 import jdk.test.lib.process.OutputAnalyzer;
38 import jtreg.SkippedException;
39
40 public class CompressedClassPointers {
41
42 public static void smallHeapTest() throws Exception {
43 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
44 "-XX:+UnlockDiagnosticVMOptions",
45 "-XX:SharedBaseAddress=8g",
46 "-Xmx128m",
47 "-Xlog:gc+metaspace=trace",
48 "-Xshare:off",
49 "-Xlog:cds=trace",
50 "-XX:+VerifyBeforeGC", "-version");
51 OutputAnalyzer output = new OutputAnalyzer(pb.start());
52 output.shouldContain("Narrow klass base: 0x0000000000000000");
|
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 8024927
27 * @summary Testing address of compressed class pointer space as best as possible.
28 * @requires vm.bits == 64 & vm.opt.final.UseCompressedOops == true & os.family != "windows"
29 * @library /test/lib
30 * @modules java.base/jdk.internal.misc
31 * java.management
32 * @run driver CompressedClassPointers
33 */
34
35 import jdk.test.lib.Platform;
36 import jdk.test.lib.process.ProcessTools;
37 import jdk.test.lib.process.OutputAnalyzer;
38 import jtreg.SkippedException;
39
40 public class CompressedClassPointers {
41
42 public static void smallHeapTest() throws Exception {
43 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
44 "-XX:+UnlockDiagnosticVMOptions",
45 "-XX:SharedBaseAddress=8g",
46 "-Xmx128m",
47 "-Xlog:gc+metaspace=trace",
48 "-Xshare:off",
49 "-Xlog:cds=trace",
50 "-XX:+VerifyBeforeGC", "-version");
51 OutputAnalyzer output = new OutputAnalyzer(pb.start());
52 output.shouldContain("Narrow klass base: 0x0000000000000000");
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