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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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,
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package org.graalvm.compiler.truffle.runtime;

import com.oracle.truffle.api.impl.Accessor.EngineSupport;
import com.oracle.truffle.api.impl.Accessor.RuntimeSupport;
import com.oracle.truffle.api.impl.TVMCI;
import com.oracle.truffle.api.nodes.RootNode;

public final class GraalTVMCI extends TVMCI {

    @Override
    protected RuntimeSupport createRuntimeSupport(Object permission) {
        return new GraalRuntimeSupport(permission);
    }

    static EngineData getEngineData(RootNode rootNode) {
        final EngineSupport engineAccess = GraalRuntimeAccessor.ENGINE;
        final Object polyglotEngine;
        if (rootNode == null) {
            polyglotEngine = engineAccess.getCurrentPolyglotEngine();
        } else {
            polyglotEngine = GraalRuntimeAccessor.NODES.getPolyglotEngine(rootNode);
        }
        return engineAccess.getOrCreateRuntimeData(polyglotEngine);
    }

}