| /* |
| * 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.common.Types.ExecType; |
| import org.apache.sysds.runtime.instructions.InstructionUtils; |
| |
| import java.util.ArrayList; |
| |
| import org.apache.sysds.common.Types.DataType; |
| import org.apache.sysds.common.Types.OpOp2; |
| import org.apache.sysds.common.Types.ValueType; |
| |
| |
| /** |
| * Lop to perform binary operation. Both inputs must be matrices or vectors. |
| * Example - A = B + C, where B and C are matrices or vectors. |
| */ |
| |
| public class Binary extends Lop |
| { |
| private OpOp2 operation; |
| private final int _numThreads; |
| |
| /** |
| * Constructor to perform a binary operation. |
| * |
| * @param input1 low-level operator 1 |
| * @param input2 low-level operator 2 |
| * @param op operation type |
| * @param dt data type |
| * @param vt value type |
| * @param et exec type |
| */ |
| |
| public Binary(Lop input1, Lop input2, OpOp2 op, DataType dt, ValueType vt, ExecType et) { |
| this(input1, input2, op, dt, vt, et, 1); |
| } |
| |
| public Binary(Lop input1, Lop input2, OpOp2 op, DataType dt, ValueType vt, ExecType et, int k) { |
| super(Lop.Type.Binary, dt, vt); |
| init(input1, input2, op, dt, vt, et); |
| _numThreads = k; |
| } |
| |
| private void init(Lop input1, Lop input2, OpOp2 op, DataType dt, ValueType vt, ExecType et) { |
| operation = op; |
| addInput(input1); |
| addInput(input2); |
| input1.addOutput(this); |
| input2.addOutput(this); |
| lps.setProperties( inputs, et); |
| } |
| |
| @Override |
| public String toString() { |
| return " Operation: " + operation; |
| } |
| |
| @Override |
| public Lop getBroadcastInput() { |
| if (getExecType() != ExecType.SPARK) |
| return null; |
| |
| ArrayList<Lop> inputs = getInputs(); |
| if (inputs.get(0).getDataType() == DataType.FRAME && inputs.get(1).getDataType() == DataType.MATRIX) |
| return inputs.get(1); |
| else |
| return null; |
| } |
| |
| public OpOp2 getOperationType() { |
| return operation; |
| } |
| |
| private String getOpcode() { |
| return operation.toString(); |
| } |
| |
| @Override |
| public String getInstructions(String input1, String input2, String output) { |
| String ret = InstructionUtils.concatOperands( |
| getExecType().name(), getOpcode(), |
| getInputs().get(0).prepInputOperand(input1), |
| getInputs().get(1).prepInputOperand(input2), |
| prepOutputOperand(output)); |
| |
| if ( getExecType() == ExecType.CP ) |
| ret = InstructionUtils.concatOperands(ret, String.valueOf(_numThreads)); |
| else if( getExecType() == ExecType.FED ) |
| ret = InstructionUtils.concatOperands(ret, String.valueOf(_numThreads), _fedOutput.name()); |
| |
| return ret; |
| } |
| } |