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 * @summary Test GC state load commoning works
27 * @requires vm.flavor == "server"
28 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:-TieredCompilation -XX:+UseShenandoahGC
29 * -XX:+UnlockExperimentalVMOptions -XX:-ShenandoahCommonGCStateLoads
30 * TestExpandedWBLostNullCheckDep
31 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:-TieredCompilation -XX:+UseShenandoahGC
32 * -XX:+UnlockExperimentalVMOptions -XX:+ShenandoahCommonGCStateLoads
33 * TestExpandedWBLostNullCheckDep
34 */
35
36 public class TestCommonGCLoads {
37
38 Object d = new Object();
39
40 Target t1 = new Target();
41 Target t2 = new Target();
42 Target t3 = new Target();
43 Target t4 = new Target();
44 Target t5 = new Target();
45
46 static void test() {
47 t1.field = d;
48 t2.field = d;
49 t3.field = d;
50 t4.field = d;
51 t5.field = d;
52 }
53
54 static public void main(String[] args) {
55 for (int i = 0; i < 100_000; i++) {
56 test();
57 }
58 }
59 }
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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 * @test
26 * @summary Test GC state load commoning works
27 * @requires vm.flavor == "server"
28 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:-TieredCompilation -XX:+UseShenandoahGC
29 * -XX:+UnlockExperimentalVMOptions -XX:-ShenandoahCommonGCStateLoads
30 * TestCommonGCLoads
31 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:-TieredCompilation -XX:+UseShenandoahGC
32 * -XX:+UnlockExperimentalVMOptions -XX:+ShenandoahCommonGCStateLoads
33 * TestCommonGCLoads
34 */
35
36 public class TestCommonGCLoads {
37
38 static Object d = new Object();
39
40 static Target t1 = new Target();
41 static Target t2 = new Target();
42 static Target t3 = new Target();
43 static Target t4 = new Target();
44 static Target t5 = new Target();
45
46 static void test() {
47 t1.field = d;
48 t2.field = d;
49 t3.field = d;
50 t4.field = d;
51 t5.field = d;
52 }
53
54 static public void main(String[] args) {
55 for (int i = 0; i < 100_000; i++) {
56 test();
57 }
58 }
59
60 static class Target {
61 Object field;
62 }
63 }
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