| /* |
| * 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.lops; |
| |
| import org.apache.sysml.lops.Aggregate.OperationTypes; |
| import org.apache.sysml.lops.LopProperties.ExecLocation; |
| import org.apache.sysml.lops.LopProperties.ExecType; |
| import org.apache.sysml.lops.compile.JobType; |
| import org.apache.sysml.parser.Expression.*; |
| |
| |
| /** |
| * |
| * |
| */ |
| public class CumulativePartialAggregate extends Lop |
| { |
| |
| private OperationTypes _op; |
| |
| public CumulativePartialAggregate(Lop input, DataType dt, ValueType vt, OperationTypes op, ExecType et) |
| throws LopsException |
| { |
| super(Lop.Type.CumulativePartialAggregate, dt, vt); |
| |
| //sanity check for supported aggregates |
| if( !(op == OperationTypes.KahanSum || op == OperationTypes.Product || |
| op == OperationTypes.Min || op == OperationTypes.Max) ) |
| { |
| throw new LopsException("Unsupported aggregate operation type: "+op); |
| } |
| _op = op; |
| |
| init(input, dt, vt, et); |
| } |
| |
| /** |
| * |
| * @param input |
| * @param dt |
| * @param vt |
| * @param et |
| */ |
| private void init(Lop input, DataType dt, ValueType vt, ExecType et) |
| { |
| this.addInput(input); |
| input.addOutput(this); |
| |
| if( et == ExecType.MR ) |
| { |
| //setup MR parameters |
| boolean breaksAlignment = true; |
| boolean aligner = false; |
| boolean definesMRJob = false; |
| |
| lps.addCompatibility(JobType.GMR); |
| lps.addCompatibility(JobType.DATAGEN); |
| lps.setProperties(inputs, et, ExecLocation.Map, breaksAlignment, aligner, definesMRJob); |
| } |
| else //Spark/CP |
| { |
| //setup Spark parameters |
| boolean breaksAlignment = false; |
| boolean aligner = false; |
| boolean definesMRJob = false; |
| lps.addCompatibility(JobType.INVALID); |
| lps.setProperties( inputs, et, ExecLocation.ControlProgram, breaksAlignment, aligner, definesMRJob ); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "CumulativePartialAggregate"; |
| } |
| |
| /** |
| * |
| * @return |
| */ |
| private String getOpcode() |
| { |
| switch( _op ) { |
| case KahanSum: return "ucumack+"; |
| case Product: return "ucumac*"; |
| case Min: return "ucumacmin"; |
| case Max: return "ucumacmax"; |
| default: return null; |
| } |
| } |
| |
| @Override |
| public String getInstructions(int input_index, int output_index) |
| throws LopsException |
| { |
| StringBuilder sb = new StringBuilder(); |
| sb.append( getExecType() ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getOpcode() ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getInputs().get(0).prepInputOperand(input_index) ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( this.prepOutputOperand(output_index) ); |
| |
| return sb.toString(); |
| } |
| |
| @Override |
| public String getInstructions(String input, String output) |
| throws LopsException |
| { |
| StringBuilder sb = new StringBuilder(); |
| sb.append( getExecType() ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getOpcode() ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( getInputs().get(0).prepInputOperand(input) ); |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( this.prepOutputOperand(output) ); |
| |
| return sb.toString(); |
| } |
| } |