org.apache.sysml.lops.UAggOuterChain Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of systemml Show documentation
Show all versions of systemml Show documentation
Declarative Machine Learning
/*
* 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.LopProperties.ExecLocation;
import org.apache.sysml.lops.LopProperties.ExecType;
import org.apache.sysml.lops.compile.JobType;
import org.apache.sysml.parser.Expression.DataType;
import org.apache.sysml.parser.Expression.ValueType;
/**
* TODO Currently this lop only support the right hand side in distributed cache. This
* should be generalized (incl hop operator selection) to left/right cache types.
*
*
*/
public class UAggOuterChain extends Lop
{
public static final String OPCODE = "uaggouterchain";
//outer operation
private Aggregate.OperationTypes _uaggOp = null;
private PartialAggregate.DirectionTypes _uaggDir = null;
//inner operation
private Binary.OperationTypes _binOp = null;
/**
* Constructor to setup a unaryagg outer chain
*
* @param input1 low-level operator 1
* @param input2 low-level operator 2
* @param uaop aggregate operation type
* @param uadir partial aggregate direction type
* @param bop binary operation type
* @param dt data type
* @param vt value type
* @param et execution type
* @throws LopsException if LopsException occurs
*/
public UAggOuterChain(Lop input1, Lop input2, Aggregate.OperationTypes uaop, PartialAggregate.DirectionTypes uadir, Binary.OperationTypes bop, DataType dt, ValueType vt, ExecType et)
throws LopsException
{
super(Lop.Type.UaggOuterChain, dt, vt);
addInput(input1);
addInput(input2);
input1.addOutput(this);
input2.addOutput(this);
//setup operator types
_uaggOp = uaop;
_uaggDir = uadir;
_binOp = bop;
//setup MR parameters
if( et == ExecType.MR )
{
boolean breaksAlignment = false;
boolean aligner = false;
boolean definesMRJob = false;
lps.addCompatibility(JobType.GMR);
lps.addCompatibility(JobType.DATAGEN);
lps.addCompatibility(JobType.REBLOCK);
lps.addCompatibility(JobType.CSV_REBLOCK);
lps.addCompatibility(JobType.MMCJ);
lps.addCompatibility(JobType.MMRJ);
lps.setProperties( inputs, ExecType.MR, ExecLocation.Map, breaksAlignment, aligner, definesMRJob );
}
else //SPARK
{
boolean breaksAlignment = false;
boolean aligner = false;
boolean definesMRJob = false;
lps.addCompatibility(JobType.INVALID);
lps.setProperties(inputs, et, ExecLocation.ControlProgram, breaksAlignment, aligner, definesMRJob);
}
}
public String toString() {
return "Operation = UaggOuterChain";
}
@Override
public String getInstructions(int input_index1, int input_index2, int output_index) {
return getInstructions(String.valueOf(input_index1),
String.valueOf(input_index2), String.valueOf(output_index));
}
@Override
public String getInstructions(String input1, String input2, String output)
{
StringBuilder sb = new StringBuilder();
//exec type
sb.append(getExecType());
sb.append(Lop.OPERAND_DELIMITOR);
//inst op code
sb.append(OPCODE);
sb.append(Lop.OPERAND_DELIMITOR);
//outer operation op code
sb.append(PartialAggregate.getOpcode(_uaggOp, _uaggDir));
sb.append(Lop.OPERAND_DELIMITOR);
//inner operation op code
sb.append(Binary.getOpcode(_binOp));
sb.append(Lop.OPERAND_DELIMITOR);
//inputs and outputs
sb.append( getInputs().get(0).prepInputOperand(input1));
sb.append(Lop.OPERAND_DELIMITOR);
sb.append( getInputs().get(0).prepInputOperand(input2));
sb.append(Lop.OPERAND_DELIMITOR);
sb.append( this.prepOutputOperand(output));
return sb.toString();
}
@Override
public boolean usesDistributedCache() {
return true;
}
@Override
public int[] distributedCacheInputIndex() {
return new int[]{2};
}
}