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 /** 26 * @test 27 * @bug 8031320 28 * @summary Verify that UseRTMLockEliding option could be applied to 29 * specified method and that such method will not be deoptimized 30 * on high abort ratio. 31 * @library /testlibrary /test/lib / 32 * @modules java.base/jdk.internal.misc 33 * java.management 34 * @build compiler.rtm.method_options.TestUseRTMLockElidingOption 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.method_options.TestUseRTMLockElidingOption 40 */ 41 42 package compiler.rtm.method_options; 43 44 import compiler.testlibrary.rtm.AbortProvoker; 45 import compiler.testlibrary.rtm.AbortType; 46 import compiler.testlibrary.rtm.RTMLockingStatistics; 47 import compiler.testlibrary.rtm.RTMTestBase; 48 import compiler.testlibrary.rtm.predicate.SupportedCPU; 49 import compiler.testlibrary.rtm.predicate.SupportedVM; 50 import jdk.test.lib.Asserts; 51 import jdk.test.lib.OutputAnalyzer; 52 import jdk.test.lib.cli.CommandLineOptionTest; 53 import jdk.test.lib.cli.predicate.AndPredicate; 54 55 import java.util.List; 56 57 /** 58 * Test verifies that method tagged with option <i>UseRTMLockElidingOption</i> 59 * will use RTM-based lock elision, but will be never deoptimized with 60 * <i>rtm_state_change reason</i>. 61 * Test invokes compiled method and checks that no deoptimization with 62 * <i>rtm_state_change</i> reason had happened and that that VM output 63 * contains RTM locking statistics for compiled method and that total locks 64 * count equals to method's invocations. 65 * Since last assert is pretty strict, test uses -XX:RTMRetryCount=0 in order 66 * to avoid issue with retriable aborts described in 67 * {@link TestUseRTMAfterLockInflation}. 68 */ 69 public class TestUseRTMLockElidingOption extends CommandLineOptionTest { 70 private TestUseRTMLockElidingOption() { 71 super(new AndPredicate(new SupportedCPU(), new SupportedVM())); | 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 /** 26 * @test 27 * @bug 8031320 28 * @summary Verify that UseRTMLockEliding option could be applied to 29 * specified method and that such method will not be deoptimized 30 * on high abort ratio. 31 * @library /test/lib / 32 * @modules java.base/jdk.internal.misc 33 * java.management 34 * @build sun.hotspot.WhiteBox 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.method_options.TestUseRTMLockElidingOption 40 */ 41 42 package compiler.rtm.method_options; 43 44 import compiler.testlibrary.rtm.AbortProvoker; 45 import compiler.testlibrary.rtm.AbortType; 46 import compiler.testlibrary.rtm.RTMLockingStatistics; 47 import compiler.testlibrary.rtm.RTMTestBase; 48 import compiler.testlibrary.rtm.predicate.SupportedCPU; 49 import compiler.testlibrary.rtm.predicate.SupportedVM; 50 import jdk.test.lib.Asserts; 51 import jdk.test.lib.process.OutputAnalyzer; 52 import jdk.test.lib.cli.CommandLineOptionTest; 53 import jdk.test.lib.cli.predicate.AndPredicate; 54 55 import java.util.List; 56 57 /** 58 * Test verifies that method tagged with option <i>UseRTMLockElidingOption</i> 59 * will use RTM-based lock elision, but will be never deoptimized with 60 * <i>rtm_state_change reason</i>. 61 * Test invokes compiled method and checks that no deoptimization with 62 * <i>rtm_state_change</i> reason had happened and that that VM output 63 * contains RTM locking statistics for compiled method and that total locks 64 * count equals to method's invocations. 65 * Since last assert is pretty strict, test uses -XX:RTMRetryCount=0 in order 66 * to avoid issue with retriable aborts described in 67 * {@link TestUseRTMAfterLockInflation}. 68 */ 69 public class TestUseRTMLockElidingOption extends CommandLineOptionTest { 70 private TestUseRTMLockElidingOption() { 71 super(new AndPredicate(new SupportedCPU(), new SupportedVM())); |