1 /*

     2  * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 

    25 package org.graalvm.compiler.hotspot.nodes;

    26 

    27 import org.graalvm.compiler.graph.NodeClass;

    28 import org.graalvm.compiler.nodeinfo.InputType;

    29 import org.graalvm.compiler.nodeinfo.NodeInfo;

    30 import org.graalvm.compiler.nodes.ValueNode;

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

    32 import org.graalvm.compiler.nodes.spi.Lowerable;

    33 

    34 @NodeInfo

    35 public abstract class ArrayRangeWriteBarrier extends WriteBarrier implements Lowerable {

    36 

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

    38     @Input(InputType.Association) AddressNode address;

    39     @Input ValueNode length;

    40 

    41     private final int elementStride;

    42 

    43     protected ArrayRangeWriteBarrier(NodeClass<? extends ArrayRangeWriteBarrier> c, AddressNode address, ValueNode length, int elementStride) {

    44         super(c);

    45         this.address = address;

    46         this.length = length;

    47         this.elementStride = elementStride;

    48     }

    49 

    50     public AddressNode getAddress() {

    51         return address;

    52     }

    53 

    54     public ValueNode getLength() {

    55         return length;

    56     }

    57 

    58     public int getElementStride() {

    59         return elementStride;

    60     }

    61 }