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 8031320
27 * @summary Verify that NoRTMLockEliding option could be applied to
28 * specified method and that such method will not use rtm.
29 * @library /test/lib /
30 * @modules java.base/jdk.internal.misc
31 * java.management
32 * @build sun.hotspot.WhiteBox
33 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
34 * sun.hotspot.WhiteBox$WhiteBoxPermission
35 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
36 * -XX:+WhiteBoxAPI
37 * compiler.rtm.method_options.TestNoRTMLockElidingOption
38 */
39
40 package compiler.rtm.method_options;
41
42 import compiler.testlibrary.rtm.AbortProvoker;
43 import compiler.testlibrary.rtm.AbortType;
44 import compiler.testlibrary.rtm.RTMLockingStatistics;
45 import compiler.testlibrary.rtm.RTMTestBase;
46 import compiler.testlibrary.rtm.predicate.SupportedCPU;
47 import compiler.testlibrary.rtm.predicate.SupportedOS;
48 import compiler.testlibrary.rtm.predicate.SupportedVM;
49 import jdk.test.lib.Asserts;
50 import jdk.test.lib.process.OutputAnalyzer;
51 import jdk.test.lib.cli.CommandLineOptionTest;
52 import jdk.test.lib.cli.predicate.AndPredicate;
53
54 import java.util.List;
55
56 /**
57 * Test verifies that method tagged with option <i>NoRTMLockElidingOption</i>
58 * will not use RTM-based lock elision.
59 * Test invokes compiled method and checks that no deoptimization with
60 * <i>rtm_state_change</i> reason had happened and that that VM output
61 * does not contain RTM locking statistics for compiled method.
62 */
63 public class TestNoRTMLockElidingOption extends CommandLineOptionTest {
64 private TestNoRTMLockElidingOption() {
65 super(new AndPredicate(new SupportedCPU(), new SupportedOS(), new SupportedVM()));
66 }
67
68 @Override
69 public void runTestCases() throws Throwable {
70 verifyOption(false);
71 verifyOption(true);
72 }
73
74 public void verifyOption(boolean useStackLock) throws Throwable {
75 AbortProvoker provoker = AbortType.XABORT.provoker();
76 String logFileName = String.format("rtm_deopt_%s_stack_lock.xml",
77 (useStackLock ? "use" : "no"));
78 String methodOption = String.format("-XX:CompileCommand=option," +
79 "%s,NoRTMLockEliding", provoker.getMethodWithLockName());
80
81 OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest(
82 logFileName,
83 provoker,
84 CommandLineOptionTest.prepareBooleanFlag("UseRTMForStackLocks",
85 useStackLock),
86 methodOption,
87 "-XX:RTMTotalCountIncrRate=1",
88 "-XX:+UseRTMDeopt",
91 AbortType.XABORT.toString(),
92 Boolean.toString(!useStackLock)
93 );
94
95 outputAnalyzer.shouldHaveExitValue(0);
96
97 int firedTraps = RTMTestBase.firedRTMStateChangeTraps(logFileName);
98
99 Asserts.assertEQ(firedTraps, 0,
100 "No deoptimizations with rtm_state_change reason are expected");
101
102 List<RTMLockingStatistics> statistics = RTMLockingStatistics.fromString(
103 provoker.getMethodWithLockName(), outputAnalyzer.getOutput());
104
105 Asserts.assertEQ(statistics.size(), 0,
106 "VM output should not contain RTM locking statistics entries "
107 + "for method " + provoker.getMethodWithLockName());
108 }
109
110 public static void main(String args[]) throws Throwable {
111 new TestNoRTMLockElidingOption().test();
112 }
113 }
|
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 8031320
27 * @summary Verify that NoRTMLockEliding option could be applied to
28 * specified method and that such method will not use rtm.
29 * @library /test/lib /
30 * @modules java.base/jdk.internal.misc
31 * java.management
32 * @requires vm.flavor == "server" & !vm.emulatedClient & vm.rtm.cpu & vm.rtm.os
33 * @build sun.hotspot.WhiteBox
34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
35 * sun.hotspot.WhiteBox$WhiteBoxPermission
36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
37 * -XX:+WhiteBoxAPI
38 * compiler.rtm.method_options.TestNoRTMLockElidingOption
39 */
40
41 package compiler.rtm.method_options;
42
43 import compiler.testlibrary.rtm.AbortProvoker;
44 import compiler.testlibrary.rtm.AbortType;
45 import compiler.testlibrary.rtm.RTMLockingStatistics;
46 import compiler.testlibrary.rtm.RTMTestBase;
47 import jdk.test.lib.Asserts;
48 import jdk.test.lib.process.OutputAnalyzer;
49 import jdk.test.lib.cli.CommandLineOptionTest;
50
51 import java.util.List;
52
53 /**
54 * Test verifies that method tagged with option <i>NoRTMLockElidingOption</i>
55 * will not use RTM-based lock elision.
56 * Test invokes compiled method and checks that no deoptimization with
57 * <i>rtm_state_change</i> reason had happened and that that VM output
58 * does not contain RTM locking statistics for compiled method.
59 */
60 public class TestNoRTMLockElidingOption {
61
62 public void runTestCases() throws Throwable {
63 verifyOption(false);
64 verifyOption(true);
65 }
66
67 public void verifyOption(boolean useStackLock) throws Throwable {
68 AbortProvoker provoker = AbortType.XABORT.provoker();
69 String logFileName = String.format("rtm_deopt_%s_stack_lock.xml",
70 (useStackLock ? "use" : "no"));
71 String methodOption = String.format("-XX:CompileCommand=option," +
72 "%s,NoRTMLockEliding", provoker.getMethodWithLockName());
73
74 OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest(
75 logFileName,
76 provoker,
77 CommandLineOptionTest.prepareBooleanFlag("UseRTMForStackLocks",
78 useStackLock),
79 methodOption,
80 "-XX:RTMTotalCountIncrRate=1",
81 "-XX:+UseRTMDeopt",
84 AbortType.XABORT.toString(),
85 Boolean.toString(!useStackLock)
86 );
87
88 outputAnalyzer.shouldHaveExitValue(0);
89
90 int firedTraps = RTMTestBase.firedRTMStateChangeTraps(logFileName);
91
92 Asserts.assertEQ(firedTraps, 0,
93 "No deoptimizations with rtm_state_change reason are expected");
94
95 List<RTMLockingStatistics> statistics = RTMLockingStatistics.fromString(
96 provoker.getMethodWithLockName(), outputAnalyzer.getOutput());
97
98 Asserts.assertEQ(statistics.size(), 0,
99 "VM output should not contain RTM locking statistics entries "
100 + "for method " + provoker.getMethodWithLockName());
101 }
102
103 public static void main(String args[]) throws Throwable {
104 new TestNoRTMLockElidingOption().runTestCases();
105 }
106 }
|