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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.runtime.instructions.cp;
import org.apache.sysml.lops.WeightedDivMM.WDivMMType;
import org.apache.sysml.lops.WeightedSigmoid.WSigmoidType;
import org.apache.sysml.lops.WeightedSquaredLoss.WeightsType;
import org.apache.sysml.lops.WeightedCrossEntropy.WCeMMType;
import org.apache.sysml.lops.WeightedUnaryMM.WUMMType;
import org.apache.sysml.runtime.DMLRuntimeException;
import org.apache.sysml.runtime.DMLUnsupportedOperationException;
import org.apache.sysml.runtime.controlprogram.context.ExecutionContext;
import org.apache.sysml.runtime.instructions.InstructionUtils;
import org.apache.sysml.runtime.matrix.data.MatrixBlock;
import org.apache.sysml.runtime.matrix.data.MatrixValue;
import org.apache.sysml.runtime.matrix.operators.Operator;
import org.apache.sysml.runtime.matrix.operators.QuaternaryOperator;
/**
*
*
*/
public class QuaternaryCPInstruction extends ComputationCPInstruction
{
private CPOperand input4 = null;
private int _numThreads = -1;
public QuaternaryCPInstruction(Operator op, CPOperand in1, CPOperand in2, CPOperand in3, CPOperand in4, CPOperand out,
int k, String opcode, String istr )
{
super(op, in1, in2, in3, out, opcode, istr);
input4 = in4;
_numThreads = k;
}
/**
*
* @param inst
* @return
* @throws DMLRuntimeException
*/
public static QuaternaryCPInstruction parseInstruction(String inst)
throws DMLRuntimeException
{
String[] parts = InstructionUtils.getInstructionPartsWithValueType(inst);
String opcode = parts[0];
if( opcode.equalsIgnoreCase("wsloss") )
{
InstructionUtils.checkNumFields ( parts, 7 );
CPOperand in1 = new CPOperand(parts[1]);
CPOperand in2 = new CPOperand(parts[2]);
CPOperand in3 = new CPOperand(parts[3]);
CPOperand in4 = new CPOperand(parts[4]);
CPOperand out = new CPOperand(parts[5]);
WeightsType wtype = WeightsType.valueOf(parts[6]);
int k = Integer.parseInt(parts[7]);
return new QuaternaryCPInstruction(new QuaternaryOperator(wtype), in1, in2, in3, in4, out, k, opcode, inst);
}
else if( opcode.equalsIgnoreCase("wsigmoid") || opcode.equalsIgnoreCase("wdivmm") || opcode.equalsIgnoreCase("wcemm") )
{
InstructionUtils.checkNumFields ( parts, 6 );
CPOperand in1 = new CPOperand(parts[1]);
CPOperand in2 = new CPOperand(parts[2]);
CPOperand in3 = new CPOperand(parts[3]);
CPOperand out = new CPOperand(parts[4]);
int k = Integer.parseInt(parts[6]);
if( opcode.equalsIgnoreCase("wsigmoid") )
return new QuaternaryCPInstruction(new QuaternaryOperator(WSigmoidType.valueOf(parts[5])), in1, in2, in3, null, out, k, opcode, inst);
else if( opcode.equalsIgnoreCase("wdivmm") )
return new QuaternaryCPInstruction(new QuaternaryOperator(WDivMMType.valueOf(parts[5])), in1, in2, in3, null, out, k, opcode, inst);
else if( opcode.equalsIgnoreCase("wcemm") )
return new QuaternaryCPInstruction(new QuaternaryOperator(WCeMMType.valueOf(parts[5])), in1, in2, in3, null, out, k, opcode, inst);
}
else if( opcode.equalsIgnoreCase("wumm") )
{
InstructionUtils.checkNumFields ( parts, 7 );
String uopcode = parts[1];
CPOperand in1 = new CPOperand(parts[2]);
CPOperand in2 = new CPOperand(parts[3]);
CPOperand in3 = new CPOperand(parts[4]);
CPOperand out = new CPOperand(parts[5]);
int k = Integer.parseInt(parts[7]);
return new QuaternaryCPInstruction(new QuaternaryOperator(WUMMType.valueOf(parts[6]),uopcode), in1, in2, in3, null, out, k, opcode, inst);
}
throw new DMLRuntimeException("Unexpected opcode in QuaternaryCPInstruction: " + inst);
}
@Override
public void processInstruction(ExecutionContext ec)
throws DMLRuntimeException, DMLUnsupportedOperationException
{
QuaternaryOperator qop = (QuaternaryOperator) _optr;
MatrixBlock matBlock1 = ec.getMatrixInput(input1.getName());
MatrixBlock matBlock2 = ec.getMatrixInput(input2.getName());
MatrixBlock matBlock3 = ec.getMatrixInput(input3.getName());
MatrixBlock matBlock4 = null;
if( qop.wtype1 != null && qop.wtype1.hasFourInputs() ) {
matBlock4 = ec.getMatrixInput(input4.getName());
}
//core execute
MatrixValue out = matBlock1.quaternaryOperations(qop, matBlock2, matBlock3, matBlock4, new MatrixBlock(), _numThreads);
//release inputs and output
ec.releaseMatrixInput(input1.getName());
ec.releaseMatrixInput(input2.getName());
ec.releaseMatrixInput(input3.getName());
if( qop.wtype1 != null || qop.wtype4 != null ) { //wsloss/wcemm
if( qop.wtype1 != null && qop.wtype1.hasFourInputs() )
ec.releaseMatrixInput(input4.getName());
ec.setVariable(output.getName(), new DoubleObject(out.getValue(0, 0)));
}
else { //wsigmoid / wdivmm / wumm
ec.setMatrixOutput(output.getName(), (MatrixBlock)out);
}
}
}