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The GraalVM compiler and the Graal-truffle optimizer.

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/*
 * Copyright (c) 2024, 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.  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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package jdk.graal.compiler.nodes.extended;

import jdk.graal.compiler.nodes.ConstantNode;
import jdk.graal.compiler.nodes.ValueNodeInterface;
import jdk.vm.ci.meta.ResolvedJavaField;

/**
 * Interface that can be implemented by nodes that compute the offset of a field, but cannot expose
 * the offset as a {@link ConstantNode} yet. The provided field can be used by the compiler to
 * convert low-level memory access nodes to high-level field access nodes.
 */
public interface FieldOffsetProvider extends ValueNodeInterface {

    /** The field whose offset this node is computing. */
    ResolvedJavaField getField();
}