view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/FixedValueAnchorNode.java @ 15009:e49f62425090

introduce non-ValueNode Proxy interface
author Lukas Stadler <lukas.stadler@oracle.com>
date Mon, 07 Apr 2014 13:55:45 +0200
parents d5a1206e1923
children 882f4cb7cfcf
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/*
 * Copyright (c) 2012, 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 com.oracle.graal.nodes.extended;

import com.oracle.graal.nodes.*;
import com.oracle.graal.nodes.spi.*;
import com.oracle.graal.nodes.type.*;

public final class FixedValueAnchorNode extends FixedWithNextNode implements LIRLowerable, ValueProxy {

    @Input private ValueNode object;

    public ValueNode object() {
        return object;
    }

    public FixedValueAnchorNode(ValueNode object) {
        super(StampFactory.forNodeIntrinsic());
        this.object = object;

    }

    @Override
    public boolean inferStamp() {
        return updateStamp(object.stamp());
    }

    @NodeIntrinsic
    public static native <T> T getObject(Object object);

    @Override
    public void generate(NodeLIRBuilderTool generator) {
        generator.setResult(this, generator.operand(object));
    }

    @Override
    public ValueNode getOriginalNode() {
        return object;
    }

}