--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/runtime/SharedArchiveFile/TestInterpreterMethodEntries.java Mon Nov 21 08:27:10 2016 +0100
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2016, 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 InterpreterMethodEntries
+ * @bug 8169711
+ * @summary Test interpreter method entries for intrinsics with CDS (class data sharing)
+ * and different settings of the intrinsic flag during dump/use of the archive.
+ * @library /test/lib
+ * @modules java.base/jdk.internal.misc
+ * java.management
+ * @run main TestInterpreterMethodEntries
+ */
+
+import java.lang.Math;
+import java.util.zip.CRC32;
+import java.util.zip.CRC32C;
+import jdk.test.lib.process.ProcessTools;
+import jdk.test.lib.process.OutputAnalyzer;
+
+public class TestInterpreterMethodEntries {
+
+ public static void main(String[] args) throws Exception {
+ if (args.length == 0) {
+ // Dump and use shared archive with different flag combinations
+ dumpAndUseSharedArchive("+", "-");
+ dumpAndUseSharedArchive("-", "+");
+ } else {
+ // Call intrinsified java.lang.Math::fma()
+ Math.fma(1.0, 2.0, 3.0);
+
+ byte[] buffer = new byte[256];
+ // Call intrinsified java.util.zip.CRC32::update()
+ CRC32 crc32 = new CRC32();
+ crc32.update(buffer, 0, 256);
+
+ // Call intrinsified java.util.zip.CRC32C::updateBytes(..)
+ CRC32C crc32c = new CRC32C();
+ crc32c.update(buffer, 0, 256);
+ }
+ }
+
+ private static void dumpAndUseSharedArchive(String dump, String use) throws Exception {
+ String dumpFMA = "-XX:" + dump + "UseFMA";
+ String dumpCRC32 = "-XX:" + dump + "UseCRC32Intrinsics";
+ String dumpCRC32C = "-XX:" + dump + "UseCRC32CIntrinsics";
+ String useFMA = "-XX:" + use + "UseFMA";
+ String useCRC32 = "-XX:" + use + "UseCRC32Intrinsics";
+ String useCRC32C = "-XX:" + use + "UseCRC32CIntrinsics";
+
+ // Dump shared archive
+ String filename = "./TestInterpreterMethodEntries" + dump + ".jsa";
+ ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+ "-XX:+UnlockDiagnosticVMOptions",
+ "-XX:SharedArchiveFile=" + filename,
+ "-Xshare:dump",
+ dumpFMA, dumpCRC32, dumpCRC32C);
+ OutputAnalyzer output = new OutputAnalyzer(pb.start());
+ CDSTestUtils.checkDump(output);
+
+ // Use shared archive
+ pb = ProcessTools.createJavaProcessBuilder(
+ "-XX:+UnlockDiagnosticVMOptions",
+ "-XX:SharedArchiveFile=" + filename,
+ "-Xshare:on",
+ useFMA, useCRC32, useCRC32C,
+ "TestInterpreterMethodEntries", "run");
+ output = new OutputAnalyzer(pb.start());
+ if (CDSTestUtils.isUnableToMap(output)) {
+ System.out.println("Unable to map shared archive: test did not complete; assumed PASS");
+ return;
+ }
+ output.shouldHaveExitValue(0);
+ }
+}
+