| /* |
| * 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.sysds.lops; |
| |
| |
| import org.apache.sysds.lops.LopProperties.ExecType; |
| import org.apache.sysds.common.Types.AggOp; |
| import org.apache.sysds.common.Types.DataType; |
| import org.apache.sysds.common.Types.Direction; |
| import org.apache.sysds.common.Types.OpOp2; |
| import org.apache.sysds.common.Types.ValueType; |
| |
| public class TernaryAggregate extends Lop |
| { |
| public static final String OPCODE_RC = "tak+*"; |
| public static final String OPCODE_C = "tack+*"; |
| |
| //NOTE: currently only used for ta+* |
| //private AggOp _aggOp = null; |
| //private Binary.OperationTypes _binOp = null; |
| private Direction _direction; |
| |
| //optional attribute for cp |
| private int _numThreads = -1; |
| |
| public TernaryAggregate(Lop input1, Lop input2, Lop input3, AggOp aggOp, OpOp2 binOp, Direction direction, DataType dt, ValueType vt, ExecType et, int k ) |
| { |
| super(Lop.Type.TernaryAggregate, dt, vt); |
| |
| //_aggOp = aggOp; |
| //_binOp = binOp; |
| |
| addInput(input1); |
| addInput(input2); |
| addInput(input3); |
| input1.addOutput(this); |
| input2.addOutput(this); |
| input3.addOutput(this); |
| |
| _direction = direction; |
| _numThreads = k; |
| |
| lps.setProperties( inputs, et); |
| } |
| |
| @Override |
| public String toString() { |
| return "Operation: "+getOpCode(); |
| } |
| |
| @Override |
| public String getInstructions(String input1, String input2, String input3, String output) |
| |
| { |
| StringBuilder sb = new StringBuilder(); |
| sb.append( getExecType() ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getOpCode() ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getInputs().get(0).prepInputOperand(input1)); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getInputs().get(1).prepInputOperand(input2)); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getInputs().get(2).prepInputOperand(input3)); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( prepOutputOperand(output)); |
| |
| if( getExecType() == ExecType.CP ) { |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( _numThreads ); |
| } |
| |
| return sb.toString(); |
| } |
| |
| private String getOpCode() { |
| switch( _direction ) { |
| case RowCol: return OPCODE_RC; |
| case Col: return OPCODE_C; |
| default: throw new RuntimeException("Unsupported aggregation direction: "+_direction); |
| } |
| } |
| } |