/*

 * Copyright (c) 2011, 2016, 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

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 */

package org.graalvm.compiler.nodes.memory;

import org.graalvm.compiler.core.common.type.Stamp;

import org.graalvm.compiler.graph.NodeClass;

import org.graalvm.compiler.nodeinfo.InputType;

import org.graalvm.compiler.nodeinfo.NodeInfo;

import org.graalvm.compiler.nodes.FloatingGuardedNode;

import org.graalvm.compiler.nodes.extended.GuardingNode;

import org.graalvm.compiler.nodes.memory.address.AddressNode;

@NodeInfo

public abstract class FloatingAccessNode extends FloatingGuardedNode implements Access, MemoryAccess {

    public static final NodeClass<FloatingAccessNode> TYPE = NodeClass.create(FloatingAccessNode.class);

    @Input(InputType.Association) AddressNode address;

    protected final LocationIdentity location;

    protected BarrierType barrierType;

    protected FloatingAccessNode(NodeClass<? extends FloatingAccessNode> c, AddressNode address, LocationIdentity location, Stamp stamp) {

        super(c, stamp);

        this.address = address;

        this.location = location;

    }

    protected FloatingAccessNode(NodeClass<? extends FloatingAccessNode> c, AddressNode address, LocationIdentity location, Stamp stamp, GuardingNode guard, BarrierType barrierType) {

        super(c, stamp, guard);

        this.address = address;

        this.location = location;

        this.barrierType = barrierType;

    }

    @Override

    public AddressNode getAddress() {

        return address;

    }

    @Override

    public LocationIdentity getLocationIdentity() {

        return location;

    }

    @Override

    public BarrierType getBarrierType() {

        return barrierType;

    }

    @Override

    public boolean canNullCheck() {

        return true;

    }

    public abstract FixedAccessNode asFixedNode();

}