9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * @test
26 * @bug 8031321
27 * @summary Verify processing of UseCountTrailingZerosInstruction option
28 * on CPU without TZCNT instruction (BMI1 feature) support.
29 * @library /testlibrary /test/lib
30 * @modules java.base/jdk.internal.misc
31 * java.management
32 * @build TestUseCountTrailingZerosInstructionOnUnsupportedCPU
33 * BMIUnsupportedCPUTest
34 * @run main ClassFileInstaller sun.hotspot.WhiteBox
35 * sun.hotspot.WhiteBox$WhiteBoxPermission
36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
37 * -XX:+WhiteBoxAPI
38 * TestUseCountTrailingZerosInstructionOnUnsupportedCPU
39 */
40
41 import sun.hotspot.cpuinfo.CPUInfo;
42 import jdk.test.lib.*;
43 import jdk.test.lib.cli.*;
44
45 public class TestUseCountTrailingZerosInstructionOnUnsupportedCPU
46 extends BMIUnsupportedCPUTest {
47 private static final String ENABLE_BMI = "-XX:+UseBMI1Instructions";
48
49 public TestUseCountTrailingZerosInstructionOnUnsupportedCPU() {
50 super("UseCountTrailingZerosInstruction", TZCNT_WARNING, "bmi1");
51 }
52
53 @Override
54 public void unsupportedX86CPUTestCases() throws Throwable {
55
56 super.unsupportedX86CPUTestCases();
57
58 /*
59 Verify that option will not be turned on during UseBMI1Instructions
60 processing. VM will be launched with following options:
61 -XX:+UseBMI1Instructions -version
62 */
63 CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
64 "Feature bmi1 is not supported on current CPU. Option "
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * @test
26 * @bug 8031321
27 * @summary Verify processing of UseCountTrailingZerosInstruction option
28 * on CPU without TZCNT instruction (BMI1 feature) support.
29 * @library /testlibrary /test/lib /
30 * @modules java.base/jdk.internal.misc
31 * java.management
32 *
33 * @build compiler.arguments.TestUseCountTrailingZerosInstructionOnUnsupportedCPU
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.arguments.TestUseCountTrailingZerosInstructionOnUnsupportedCPU
39 */
40
41 package compiler.arguments;
42
43 import jdk.test.lib.cli.CommandLineOptionTest;
44
45 public class TestUseCountTrailingZerosInstructionOnUnsupportedCPU
46 extends BMIUnsupportedCPUTest {
47 private static final String ENABLE_BMI = "-XX:+UseBMI1Instructions";
48
49 public TestUseCountTrailingZerosInstructionOnUnsupportedCPU() {
50 super("UseCountTrailingZerosInstruction", TZCNT_WARNING, "bmi1");
51 }
52
53 @Override
54 public void unsupportedX86CPUTestCases() throws Throwable {
55
56 super.unsupportedX86CPUTestCases();
57
58 /*
59 Verify that option will not be turned on during UseBMI1Instructions
60 processing. VM will be launched with following options:
61 -XX:+UseBMI1Instructions -version
62 */
63 CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
64 "Feature bmi1 is not supported on current CPU. Option "
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