view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/memory/address/RawAddressNode.java @ 21783:a858c5f56d8a

Introduce AddressNode to represent pointer arithmetic, remove LocationNode.
author Roland Schatz <roland.schatz@oracle.com>
date Mon, 08 Jun 2015 18:47:58 +0200
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/*
 * Copyright (c) 2015, 2015, 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.memory.address;

import com.oracle.graal.graph.*;
import com.oracle.graal.nodeinfo.*;
import com.oracle.graal.nodes.*;

/**
 * Convert a word-sized integer to a raw address.
 */
@NodeInfo(allowedUsageTypes = InputType.Association)
public class RawAddressNode extends AddressNode {
    public static final NodeClass<RawAddressNode> TYPE = NodeClass.create(RawAddressNode.class);

    @Input ValueNode address;

    public RawAddressNode(ValueNode address) {
        super(TYPE);
        this.address = address;
    }

    public ValueNode getAddress() {
        return address;
    }

    public void setAddress(ValueNode address) {
        updateUsages(this.address, address);
        this.address = address;
    }

    @NodeIntrinsic
    public static native Address address(long address);

    @NodeIntrinsic
    public static native Address address(Object address);
}