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 /**
  26  * @test
  27  * @bug 8031320
  28  * @summary Verify processing of UseRTMLocking and UseBiasedLocking
  29  *          options combination on CPU and VM with rtm support.
  30  * @library /testlibrary /test/lib /
  31  * @modules java.base/jdk.internal.misc
  32  *          java.management
  33  * @build TestUseRTMLockingOptionWithBiasedLocking

  34  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  35  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  36  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  37  *                   -XX:+WhiteBoxAPI TestUseRTMLockingOptionWithBiasedLocking

  38  */
  39 
  40 import jdk.test.lib.*;
  41 import jdk.test.lib.cli.*;
  42 import jdk.test.lib.cli.predicate.AndPredicate;
  43 import compiler.testlibrary.rtm.predicate.SupportedCPU;
  44 import compiler.testlibrary.rtm.predicate.SupportedVM;



  45 
  46 public class TestUseRTMLockingOptionWithBiasedLocking
  47         extends CommandLineOptionTest {
  48     private TestUseRTMLockingOptionWithBiasedLocking() {
  49         super(new AndPredicate(new SupportedCPU(), new SupportedVM()));
  50     }
  51 
  52     @Override
  53     public void runTestCases() throws Throwable {
  54         String warningMessage
  55                 = RTMGenericCommandLineOptionTest.RTM_BIASED_LOCKING_WARNING;
  56         String shouldPassMessage = "JVM startup should pass with both "
  57                 + "-XX:+UseRTMLocking and "
  58                 + "-XX:-UseBiasedLocking flags set without any warnings";
  59         // verify that we will not get a warning
  60         CommandLineOptionTest.verifySameJVMStartup(null,
  61                 new String[] { warningMessage }, shouldPassMessage,
  62                 shouldPassMessage, ExitCode.OK,
  63                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  64                 "-XX:+UseRTMLocking", "-XX:-UseBiasedLocking");

  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 /**
  26  * @test
  27  * @bug 8031320
  28  * @summary Verify processing of UseRTMLocking and UseBiasedLocking
  29  *          options combination on CPU and VM with rtm support.
  30  * @library /testlibrary /test/lib /
  31  * @modules java.base/jdk.internal.misc
  32  *          java.management
  33  *
  34  * @build compiler.rtm.cli.TestUseRTMLockingOptionWithBiasedLocking
  35  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  36  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  37  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  38  *                   -XX:+WhiteBoxAPI
  39  *                   compiler.rtm.cli.TestUseRTMLockingOptionWithBiasedLocking
  40  */
  41 
  42 package compiler.rtm.cli;
  43 

  44 import compiler.testlibrary.rtm.predicate.SupportedCPU;
  45 import compiler.testlibrary.rtm.predicate.SupportedVM;
  46 import jdk.test.lib.ExitCode;
  47 import jdk.test.lib.cli.CommandLineOptionTest;
  48 import jdk.test.lib.cli.predicate.AndPredicate;
  49 
  50 public class TestUseRTMLockingOptionWithBiasedLocking
  51         extends CommandLineOptionTest {
  52     private TestUseRTMLockingOptionWithBiasedLocking() {
  53         super(new AndPredicate(new SupportedCPU(), new SupportedVM()));
  54     }
  55 
  56     @Override
  57     public void runTestCases() throws Throwable {
  58         String warningMessage
  59                 = RTMGenericCommandLineOptionTest.RTM_BIASED_LOCKING_WARNING;
  60         String shouldPassMessage = "JVM startup should pass with both "
  61                 + "-XX:+UseRTMLocking and "
  62                 + "-XX:-UseBiasedLocking flags set without any warnings";
  63         // verify that we will not get a warning
  64         CommandLineOptionTest.verifySameJVMStartup(null,
  65                 new String[] { warningMessage }, shouldPassMessage,
  66                 shouldPassMessage, ExitCode.OK,
  67                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  68                 "-XX:+UseRTMLocking", "-XX:-UseBiasedLocking");