diff test/compiler/arguments/TestUseCountTrailingZerosInstructionOnUnsupportedCPU.java @ 17816:3829d0343db0

8038193: Add command line option tests for BMI options Reviewed-by: iveresov, kvn, iignatyev Contributed-by: filipp.zhinkin@oracle.com
author iignatyev
date Thu, 27 Mar 2014 17:29:41 +0400
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/arguments/TestUseCountTrailingZerosInstructionOnUnsupportedCPU.java	Thu Mar 27 17:29:41 2014 +0400
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+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 8031321
+ * @summary Verify processing of UseCountTrailingZerosInstruction option
+ *          on CPU without TZCNT instuction (BMI1 feature) support.
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestUseCountTrailingZerosInstructionOnUnsupportedCPU
+ *        BMIUnsupportedCPUTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *                   -XX:+WhiteBoxAPI
+ *                   TestUseCountTrailingZerosInstructionOnUnsupportedCPU
+ */
+
+import sun.hotspot.cpuinfo.CPUInfo;
+import com.oracle.java.testlibrary.*;
+import com.oracle.java.testlibrary.cli.*;
+
+public class TestUseCountTrailingZerosInstructionOnUnsupportedCPU
+     extends BMIUnsupportedCPUTest {
+
+    public TestUseCountTrailingZerosInstructionOnUnsupportedCPU() {
+        super("UseCountTrailingZerosInstruction", TZCNT_WARNING, "bmi1");
+    }
+
+    @Override
+    public void unsupportedX86CPUTestCases() throws Throwable {
+
+        super.unsupportedX86CPUTestCases();
+
+        // verify that option will not be turned on during
+        // UseBMI1Instuctions processing
+        CommandLineOptionTest.
+            verifyOptionValue("UseCountTrailingZerosInstruction", "false",
+                              "-XX:+UseBMI1Instructions");
+
+        CommandLineOptionTest.
+            verifyOptionValue("UseCountTrailingZerosInstruction", "false",
+                              "-XX:+UseCountTrailingZerosInstruction",
+                              "-XX:+UseBMI1Instructions");
+    }
+
+    public static void main(String args[]) throws Throwable {
+        new TestUseCountTrailingZerosInstructionOnUnsupportedCPU().test();
+    }
+}
+