| /* |
| * 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 java.util.ArrayList; |
| |
| import org.apache.commons.lang3.tuple.Pair; |
| import org.apache.sysds.common.Types.DataType; |
| import org.apache.sysds.common.Types.ValueType; |
| import org.apache.sysds.runtime.DMLRuntimeException; |
| import org.apache.sysds.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.instructions.InstructionUtils; |
| import org.apache.sysds.runtime.lineage.LineageItem; |
| import org.apache.sysds.runtime.lineage.LineageItemUtils; |
| import org.apache.sysds.runtime.matrix.data.LibCommonsMath; |
| import org.apache.sysds.runtime.matrix.data.MatrixBlock; |
| import org.apache.sysds.runtime.matrix.operators.Operator; |
| |
| public class MultiReturnBuiltinCPInstruction extends ComputationCPInstruction { |
| |
| protected ArrayList<CPOperand> _outputs; |
| |
| private MultiReturnBuiltinCPInstruction(Operator op, CPOperand input1, ArrayList<CPOperand> outputs, String opcode, |
| String istr) { |
| super(CPType.MultiReturnBuiltin, op, input1, null, outputs.get(0), opcode, istr); |
| _outputs = outputs; |
| } |
| |
| public CPOperand getOutput(int i) { |
| return _outputs.get(i); |
| } |
| |
| public String[] getOutputNames(){ |
| return _outputs.parallelStream().map(output -> output.getName()).toArray(String[]::new); |
| } |
| |
| public static MultiReturnBuiltinCPInstruction parseInstruction ( String str ) { |
| String[] parts = InstructionUtils.getInstructionPartsWithValueType(str); |
| ArrayList<CPOperand> outputs = new ArrayList<>(); |
| // first part is always the opcode |
| String opcode = parts[0]; |
| |
| if ( opcode.equalsIgnoreCase("qr") ) { |
| // one input and two ouputs |
| CPOperand in1 = new CPOperand(parts[1]); |
| outputs.add ( new CPOperand(parts[2], ValueType.FP64, DataType.MATRIX) ); |
| outputs.add ( new CPOperand(parts[3], ValueType.FP64, DataType.MATRIX) ); |
| |
| return new MultiReturnBuiltinCPInstruction(null, in1, outputs, opcode, str); |
| } |
| else if ( opcode.equalsIgnoreCase("lu") ) { |
| CPOperand in1 = new CPOperand(parts[1]); |
| |
| // one input and three outputs |
| outputs.add ( new CPOperand(parts[2], ValueType.FP64, DataType.MATRIX) ); |
| outputs.add ( new CPOperand(parts[3], ValueType.FP64, DataType.MATRIX) ); |
| outputs.add ( new CPOperand(parts[4], ValueType.FP64, DataType.MATRIX) ); |
| |
| return new MultiReturnBuiltinCPInstruction(null, in1, outputs, opcode, str); |
| |
| } |
| else if ( opcode.equalsIgnoreCase("eigen") ) { |
| // one input and two outputs |
| CPOperand in1 = new CPOperand(parts[1]); |
| outputs.add ( new CPOperand(parts[2], ValueType.FP64, DataType.MATRIX) ); |
| outputs.add ( new CPOperand(parts[3], ValueType.FP64, DataType.MATRIX) ); |
| |
| return new MultiReturnBuiltinCPInstruction(null, in1, outputs, opcode, str); |
| |
| } |
| else if ( opcode.equalsIgnoreCase("svd") ) { |
| CPOperand in1 = new CPOperand(parts[1]); |
| |
| // one input and three outputs |
| outputs.add ( new CPOperand(parts[2], ValueType.FP64, DataType.MATRIX) ); |
| outputs.add ( new CPOperand(parts[3], ValueType.FP64, DataType.MATRIX) ); |
| outputs.add ( new CPOperand(parts[4], ValueType.FP64, DataType.MATRIX) ); |
| |
| return new MultiReturnBuiltinCPInstruction(null, in1, outputs, opcode, str); |
| |
| } |
| else { |
| throw new DMLRuntimeException("Invalid opcode in MultiReturnBuiltin instruction: " + opcode); |
| } |
| |
| } |
| |
| public int getNumOutputs() { |
| return _outputs.size(); |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| if(!LibCommonsMath.isSupportedMultiReturnOperation(getOpcode())) |
| throw new DMLRuntimeException("Invalid opcode in MultiReturnBuiltin instruction: " + getOpcode()); |
| |
| MatrixBlock in = ec.getMatrixInput(input1.getName()); |
| MatrixBlock[] out = LibCommonsMath.multiReturnOperations(in, getOpcode()); |
| ec.releaseMatrixInput(input1.getName()); |
| for(int i=0; i < _outputs.size(); i++) { |
| ec.setMatrixOutput(_outputs.get(i).getName(), out[i]); |
| } |
| } |
| |
| @Override |
| public boolean hasSingleLineage() { |
| return false; |
| } |
| |
| @Override |
| @SuppressWarnings({"rawtypes", "unchecked"}) |
| public Pair[] getLineageItems(ExecutionContext ec) { |
| LineageItem[] inputLineage = LineageItemUtils.getLineage(ec, input1,input2,input3); |
| ArrayList<Pair> items = new ArrayList<>(); |
| for (CPOperand out : _outputs) |
| items.add(Pair.of(out.getName(), new LineageItem(getOpcode(), inputLineage))); |
| return items.toArray(new Pair[items.size()]); |
| } |
| } |