| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.sysml.hops.globalopt.gdfgraph; |
| |
| import java.util.ArrayList; |
| |
| import org.apache.sysml.hops.Hop; |
| import org.apache.sysml.runtime.controlprogram.ProgramBlock; |
| |
| /** |
| * Crossblock operators represent |
| * |
| */ |
| public class GDFCrossBlockNode extends GDFNode |
| { |
| |
| |
| public enum CrossBlockNodeType { |
| PLAIN, |
| MERGE, |
| } |
| |
| private CrossBlockNodeType _cbtype = null; |
| private String _name = null; |
| |
| /** |
| * Constructor PLAIN crossblocknode |
| * |
| * @param hop |
| * @param pb |
| * @param input |
| * @param name |
| */ |
| public GDFCrossBlockNode( Hop hop, ProgramBlock pb, GDFNode input, String name ) |
| { |
| super(hop, pb, null); |
| _type = NodeType.CROSS_BLOCK_NODE; |
| _inputs = new ArrayList<GDFNode>(); |
| _inputs.add( input ); |
| |
| _cbtype = CrossBlockNodeType.PLAIN; |
| _name = name; |
| } |
| |
| /** |
| * Constructor MERGE crossblocknode |
| * |
| * @param hop |
| * @param pb |
| * @param input1 |
| * @param input2 |
| * @param name |
| */ |
| public GDFCrossBlockNode( Hop hop, ProgramBlock pb, GDFNode input1, GDFNode input2, String name ) |
| { |
| super(hop, pb, null); |
| _type = NodeType.CROSS_BLOCK_NODE; |
| _inputs = new ArrayList<GDFNode>(); |
| _inputs.add( input1 ); |
| _inputs.add( input2 ); |
| |
| _cbtype = CrossBlockNodeType.MERGE; |
| _name = name; |
| } |
| |
| public String getName() |
| { |
| return _name; |
| } |
| |
| @Override |
| public String explain(String deps) |
| { |
| String ldeps = (deps!=null) ? deps : ""; |
| |
| return "CBNode "+ldeps+" ["+_name+", "+_cbtype.toString().toLowerCase()+"]"; |
| } |
| } |