| /* |
| * 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.runtime.instructions.cp; |
| |
| import org.apache.sysds.lops.MapMultChain.ChainType; |
| import org.apache.sysds.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.instructions.InstructionUtils; |
| import org.apache.sysds.runtime.matrix.data.MatrixBlock; |
| import org.apache.sysds.runtime.matrix.operators.Operator; |
| |
| public class MMChainCPInstruction extends UnaryCPInstruction { |
| |
| private final ChainType _type; |
| private final int _numThreads; |
| |
| private MMChainCPInstruction(Operator op, CPOperand in1, CPOperand in2, CPOperand in3, CPOperand out, |
| ChainType type, int k, String opcode, String istr) { |
| super(CPType.MMChain, op, in1, in2, in3, out, opcode, istr); |
| _type = type; |
| _numThreads = k; |
| } |
| |
| public static MMChainCPInstruction parseInstruction ( String str ) { |
| //parse instruction parts (without exec type) |
| String[] parts = InstructionUtils.getInstructionPartsWithValueType( str ); |
| InstructionUtils.checkNumFields( parts, 5, 6 ); |
| |
| String opcode = parts[0]; |
| CPOperand in1 = new CPOperand(parts[1]); |
| CPOperand in2 = new CPOperand(parts[2]); |
| |
| if( parts.length==6 ) |
| { |
| CPOperand out= new CPOperand(parts[3]); |
| ChainType type = ChainType.valueOf(parts[4]); |
| int k = Integer.parseInt(parts[5]); |
| |
| return new MMChainCPInstruction(null, in1, in2, null, out, type, k, opcode, str); |
| } |
| else //parts.length==7 |
| { |
| CPOperand in3 = new CPOperand(parts[3]); |
| CPOperand out = new CPOperand(parts[4]); |
| ChainType type = ChainType.valueOf(parts[5]); |
| int k = Integer.parseInt(parts[6]); |
| |
| return new MMChainCPInstruction(null, in1, in2, in3, out, type, k, opcode, str); |
| } |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| //get inputs |
| MatrixBlock X = ec.getMatrixInput(input1.getName()); |
| MatrixBlock v = ec.getMatrixInput(input2.getName()); |
| MatrixBlock w = (_type==ChainType.XtwXv || _type==ChainType.XtXvy) ? |
| ec.getMatrixInput(input3.getName()) : null; |
| //execute mmchain operation |
| MatrixBlock out = X.chainMatrixMultOperations(v, w, new MatrixBlock(), _type, _numThreads); |
| //set output and release inputs |
| ec.setMatrixOutput(output.getName(), out); |
| ec.releaseMatrixInput(input1.getName(), input2.getName()); |
| if( w !=null ) |
| ec.releaseMatrixInput(input3.getName()); |
| } |
| |
| public ChainType getMMChainType() |
| { |
| return _type; |
| } |
| } |