/*

 * Copyright (c) 2015, 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.

 */

package compiler.jvmci.common;

import jdk.vm.ci.code.Architecture;

import jdk.vm.ci.hotspot.HotSpotVMEventListener;

import jdk.vm.ci.compiler.Compiler;

import jdk.vm.ci.compiler.CompilerFactory;

import jdk.vm.ci.meta.ResolvedJavaMethod;

import jdk.vm.ci.runtime.JVMCIRuntime;

/*

 * A stub classes to be able to use jvmci

 */

public class JVMCIHelpers {

    public static class EmptyVMEventListener implements HotSpotVMEventListener {

        // just empty, using default interface methods

    }

    public static class EmptyHotspotCompiler implements Compiler {

        @Override

        public void compileMethod(ResolvedJavaMethod method, int entryBCI,

                long jvmciEnv, int id) {

            // do nothing

        }

    }

    public static class EmptyCompilerFactory implements CompilerFactory {

        @Override

        public String getCompilerName() {

            return "EmptyCompiler";

        }

        @Override

        public Architecture initializeArchitecture(Architecture arch) {

            return arch;

        }

        @Override

        public Compiler createCompiler(JVMCIRuntime runtime) {

            return new EmptyHotspotCompiler();

        }

    }

}