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SVM Runtime for Truffle languages.

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/*
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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
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 * 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
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 * 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).
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package com.oracle.svm.truffle.api;

import org.graalvm.nativeimage.Platform;
import org.graalvm.nativeimage.Platforms;

import com.oracle.graal.pointsto.meta.AnalysisMethod;
import com.oracle.svm.core.code.ImageCodeInfo;
import com.oracle.svm.core.util.HostedStringDeduplication;
import com.oracle.svm.graal.meta.SubstrateMethod;
import com.oracle.truffle.compiler.PartialEvaluationMethodInfo;

public class SubstrateTruffleMethod extends SubstrateMethod implements TruffleMethod {

    /**
     * In practice, there are very few distinct flag combinations, i.e., only a few
     * {@link PartialEvaluationMethodInfo} instances in the image heap, so a single object reference
     * is more compact than storing individual flags directly in each method object.
     */
    private final PartialEvaluationMethodInfo truffleMethodInfo;

    @Platforms(Platform.HOSTED_ONLY.class)
    public SubstrateTruffleMethod(AnalysisMethod aMethod, ImageCodeInfo imageCodeInfo, HostedStringDeduplication stringTable, PartialEvaluationMethodInfo truffleMethodInfo) {
        super(aMethod, imageCodeInfo, stringTable);
        this.truffleMethodInfo = truffleMethodInfo;
    }

    @Override
    public PartialEvaluationMethodInfo getTruffleMethodInfo() {
        return truffleMethodInfo;
    }
}