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 8050079
27 * @summary Compiles a monomorphic call to finalizeObject() on a modified java.lang.Object to test C1 CHA.
28 * @build java.base/java.lang.Object
29 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -Xcomp -XX:-VerifyDependencies
30 * -XX:TieredStopAtLevel=1 -XX:CompileOnly=TestMonomorphicObjectCall::callFinalize
31 * -XX:CompileOnly=java.lang.Object::finalizeObject TestMonomorphicObjectCall
32 */
33 public class TestMonomorphicObjectCall {
34
35 private static void callFinalize(Object object) throws Throwable {
36 // Call modified version of java.lang.Object::finalize() that is
37 // not overridden by any subclass. C1 CHA should mark the call site
38 // as monomorphic and inline the method.
39 object.finalizeObject();
40 }
41
42 public static void main(String[] args) throws Throwable {
43 // Trigger compilation of 'callFinalize'
44 callFinalize(new Object());
45 }
46 }
|
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 8050079
27 * @summary Compiles a monomorphic call to finalizeObject() on a modified java.lang.Object to test C1 CHA.
28 *
29 * @build java.base/java.lang.Object
30 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -Xcomp -XX:-VerifyDependencies
31 * -XX:TieredStopAtLevel=1
32 * -XX:CompileCommand=compileonly,compiler.dependencies.TestMonomorphicObjectCall::callFinalize
33 * -XX:CompileCommand=compileonly,java.lang.Object::finalizeObject
34 * compiler.dependencies.MonomorphicObjectCall.TestMonomorphicObjectCall
35 */
36
37 package compiler.dependencies.MonomorphicObjectCall;
38
39 public class TestMonomorphicObjectCall {
40
41 private static void callFinalize(Object object) throws Throwable {
42 // Call modified version of java.lang.Object::finalize() that is
43 // not overridden by any subclass. C1 CHA should mark the call site
44 // as monomorphic and inline the method.
45 object.finalizeObject();
46 }
47
48 public static void main(String[] args) throws Throwable {
49 // Trigger compilation of 'callFinalize'
50 callFinalize(new Object());
51 }
52 }
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