--- /dev/null 2017-09-21 08:29:04.640950061 +0200 +++ new/test/hotspot/jtreg/compiler/ciReplay/TestDumpReplay.java 2017-09-21 12:47:53.828908308 +0200 @@ -0,0 +1,73 @@ +/* + * Copyright (c) 2017, 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 + * @library /test/lib + * @modules java.base/jdk.internal.misc:+open + * @build sun.hotspot.WhiteBox + * @run main ClassFileInstaller sun.hotspot.WhiteBox + * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI + * -Xbatch -XX:-TieredCompilation -XX:+AlwaysIncrementalInline + * -XX:CompileCommand=compileonly,compiler.ciReplay.TestDumpReplay::* + * compiler.ciReplay.TestDumpReplay + */ + +package compiler.ciReplay; + +import sun.hotspot.WhiteBox; + +public class TestDumpReplay { + private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox(); + + private static final String emptyString; + + static { + emptyString = ""; + } + + public static void m1() { + m2(); + } + + public static void m2() { + m3(); + } + + public static void m3() { + + } + + public static void main(String[] args) { + // Add compiler control directive to force generation of replay file + String directive = "[{ match: \"*.*\", DumpReplay: true }]"; + if (WHITE_BOX.addCompilerDirective(directive) != 1) { + throw new RuntimeException("Failed to add compiler directive"); + } + + // Trigger compilation of m1 + for (int i = 0; i < 10_000; ++i) { + m1(); + } + } +}