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 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package org.graalvm.compiler.nodes;

import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_0;
import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1;

import org.graalvm.compiler.core.common.type.Stamp;
import org.graalvm.compiler.graph.NodeClass;
import org.graalvm.compiler.nodeinfo.NodeInfo;
import org.graalvm.compiler.nodeinfo.Verbosity;
import org.graalvm.compiler.nodes.calc.FloatingNode;

@NodeInfo(cycles = CYCLES_0, size = SIZE_1)
public abstract class AbstractLocalNode extends FloatingNode {

    public static final NodeClass<AbstractLocalNode> TYPE = NodeClass.create(AbstractLocalNode.class);
    protected final int index;

    protected AbstractLocalNode(NodeClass<? extends AbstractLocalNode> c, int index, Stamp stamp) {
        super(c, stamp);
        this.index = index;
    }

    /**
     * Gets the index of this local in the array of parameters. This is NOT the JVM local index.
     *
     * @return the index
     */
    public int index() {
        return index;
    }

    @Override
    public String toString(Verbosity verbosity) {
        if (verbosity == Verbosity.Name) {
            return super.toString(Verbosity.Name) + "(" + index + ")";
        } else {
            return super.toString(verbosity);
        }
    }
}
