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 import java.io.File;
  25 import java.util.ArrayList;
  26 import java.util.Collections;
  27 
  28 import jdk.test.lib.*;
  29 
  30 /*
  31  * @test
  32  * @bug 8050079
  33  * @summary Compiles a monomorphic call to finalizeObject() on a modified java.lang.Object to test C1 CHA.
  34  * @library /testlibrary
  35  * @modules java.base/sun.misc
  36  *          java.management

  37  * @compile -XDignore.symbol.file java/lang/Object.java TestMonomorphicObjectCall.java
  38  * @run main TestMonomorphicObjectCall
  39  */
  40 public class TestMonomorphicObjectCall {
  41     final static String testClasses = System.getProperty("test.classes") + File.separator;
  42 
  43     private static void callFinalize(Object object) throws Throwable {
  44         // Call modified version of java.lang.Object::finalize() that is
  45         // not overridden by any subclass. C1 CHA should mark the call site
  46         // as monomorphic and inline the method.
  47         object.finalizeObject();
  48     }
  49 
  50     public static void main(String[] args) throws Throwable {
  51         if (args.length == 0) {
  52             // Execute new instance with modified java.lang.Object
  53             executeTestJvm();
  54         } else {
  55             // Trigger compilation of 'callFinalize'
  56             callFinalize(new Object());

  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 import java.io.File;
  25 import java.util.ArrayList;
  26 import java.util.Collections;
  27 
  28 import jdk.test.lib.*;
  29 
  30 /*
  31  * @test
  32  * @bug 8050079
  33  * @summary Compiles a monomorphic call to finalizeObject() on a modified java.lang.Object to test C1 CHA.
  34  * @library /testlibrary
  35  * @modules java.base/sun.misc
  36  *          java.management
  37  *          java.base/jdk.internal
  38  * @compile -XDignore.symbol.file java/lang/Object.java TestMonomorphicObjectCall.java
  39  * @run main TestMonomorphicObjectCall
  40  */
  41 public class TestMonomorphicObjectCall {
  42     final static String testClasses = System.getProperty("test.classes") + File.separator;
  43 
  44     private static void callFinalize(Object object) throws Throwable {
  45         // Call modified version of java.lang.Object::finalize() that is
  46         // not overridden by any subclass. C1 CHA should mark the call site
  47         // as monomorphic and inline the method.
  48         object.finalizeObject();
  49     }
  50 
  51     public static void main(String[] args) throws Throwable {
  52         if (args.length == 0) {
  53             // Execute new instance with modified java.lang.Object
  54             executeTestJvm();
  55         } else {
  56             // Trigger compilation of 'callFinalize'
  57             callFinalize(new Object());