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 rtm locking is used for stack locks before
29 * inflation and after it used for inflated locks.
30 * @library /testlibrary /../../test/lib /compiler/testlibrary
31 * @build TestUseRTMAfterLockInflation
32 * @run main ClassFileInstaller sun.hotspot.WhiteBox
33 * sun.hotspot.WhiteBox$WhiteBoxPermission
34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
35 * -XX:+WhiteBoxAPI TestUseRTMAfterLockInflation
36 */
37
38 import java.util.List;
39
40 import com.oracle.java.testlibrary.*;
41 import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
42 import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
43 import rtm.*;
44 import rtm.predicate.SupportedCPU;
45 import rtm.predicate.SupportedVM;
46
47 /**
48 * Test verifies that RTM is used after lock inflation by executing compiled
49 * method with RTM-based lock elision using stack lock first, then that lock
50 * is inflated and the same compiled method invoked again.
51 *
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 /**
26 * @test
27 * @bug 8031320
28 * @summary Verify that rtm locking is used for stack locks before
29 * inflation and after it used for inflated locks.
30 * @library /testlibrary /../../test/lib /compiler/testlibrary
31 * @build com.oracle.java.testlibrary.* TestUseRTMAfterLockInflation
32 * @run main ClassFileInstaller sun.hotspot.WhiteBox
33 * sun.hotspot.WhiteBox$WhiteBoxPermission
34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
35 * -XX:+WhiteBoxAPI TestUseRTMAfterLockInflation
36 */
37
38 import java.util.List;
39
40 import com.oracle.java.testlibrary.*;
41 import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
42 import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
43 import rtm.*;
44 import rtm.predicate.SupportedCPU;
45 import rtm.predicate.SupportedVM;
46
47 /**
48 * Test verifies that RTM is used after lock inflation by executing compiled
49 * method with RTM-based lock elision using stack lock first, then that lock
50 * is inflated and the same compiled method invoked again.
51 *
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