diff test/compiler/rtm/locking/TestUseRTMDeopt.java @ 17873:ba8268c23fa2

8037860: Add tests to cover Intel RTM instructions support Reviewed-by: kvn, iignatyev Contributed-by: filipp.zhinkin@oracle.com
author iignatyev
date Fri, 11 Apr 2014 00:35:23 +0400
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/rtm/locking/TestUseRTMDeopt.java	Fri Apr 11 00:35:23 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 8031320
+ * @summary Verify that UseRTMDeopt affects uncommon trap installation in
+ *          copmpiled methods with synchronized block.
+ * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary
+ * @build TestUseRTMDeopt
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *                   -XX:+WhiteBoxAPI TestUseRTMDeopt
+ */
+
+import com.oracle.java.testlibrary.*;
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
+import rtm.*;
+import rtm.predicate.SupportedCPU;
+import rtm.predicate.SupportedVM;
+
+/**
+ * Test verifies that usage of UseRTMDeopt option affects uncommon traps usage
+ * for methods that use locking.
+ */
+public class TestUseRTMDeopt extends CommandLineOptionTest {
+    private TestUseRTMDeopt() {
+        super(new AndPredicate(new SupportedVM(), new SupportedCPU()));
+    }
+
+    @Override
+    protected void runTestCases() throws Throwable {
+        verifyUseRTMDeopt(false);
+        verifyUseRTMDeopt(true);
+    }
+
+    private void verifyUseRTMDeopt(boolean useRTMDeopt) throws Throwable {
+        AbortProvoker provoker = AbortType.XABORT.provoker();
+        String logFileName = String.format("rtm_%s_deopt.xml",
+                useRTMDeopt ? "use" : "no");
+
+        OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest(
+                logFileName,
+                provoker,
+                CommandLineOptionTest.prepareBooleanFlag("UseRTMDeopt",
+                        useRTMDeopt),
+                AbortProvoker.class.getName(),
+                AbortType.XABORT.toString()
+        );
+
+        outputAnalyzer.shouldHaveExitValue(0);
+
+        int expectedUncommonTraps = useRTMDeopt ? 1 : 0;
+        int installedUncommonTraps
+                = RTMTestBase.installedRTMStateChangeTraps(logFileName);
+
+        Asserts.assertEQ(expectedUncommonTraps, installedUncommonTraps,
+                String.format("Expected to find %d uncommon traps "
+                              + "installed with reason rtm_state_change.",
+                        expectedUncommonTraps));
+    }
+
+    public static void main(String args[]) throws Throwable {
+        new TestUseRTMDeopt().test();
+    }
+}