001/*
002 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package jdk.internal.jvmci.hotspot;
024
025import jdk.internal.jvmci.code.*;
026
027public interface HotSpotVMEventListener {
028
029    /**
030     * Notifies this client that HotSpot is running in CompileTheWorld mode and the JVMCI compiler
031     * should now perform its version of CompileTheWorld.
032     *
033     * @param metaspaceMethod
034     * @param entryBCI
035     * @param jvmciEnv
036     * @param id
037     */
038    default void compileMetaspaceMethod(long metaspaceMethod, int entryBCI, long jvmciEnv, int id) {
039    }
040
041    /**
042     * Notifies this client that HotSpot is running in CompileTheWorld mode and the JVMCI compiler
043     * should now perform its version of CompileTheWorld.
044     */
045    default void notifyCompileTheWorld() throws Throwable {
046    }
047
048    /**
049     * Notifies this client that the VM is shutting down.
050     */
051    default void notifyShutdown() {
052    }
053
054    /**
055     * Notify on successful install into the CodeCache.
056     *
057     * @param hotSpotCodeCacheProvider
058     * @param installedCode
059     * @param compResult
060     */
061    default void notifyInstall(HotSpotCodeCacheProvider hotSpotCodeCacheProvider, InstalledCode installedCode, CompilationResult compResult) {
062    }
063
064    /**
065     * @param hotSpotJVMCIRuntime
066     */
067    default CompilerToVM completeInitialization(HotSpotJVMCIRuntime hotSpotJVMCIRuntime, CompilerToVM compilerToVM) {
068        return compilerToVM;
069    }
070}