| /* |
| * 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.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.matrix.data.LibCommonsMath; |
| import org.apache.sysds.runtime.matrix.data.MatrixBlock; |
| import org.apache.sysds.runtime.matrix.operators.Operator; |
| import org.apache.sysds.runtime.matrix.operators.UnaryOperator; |
| |
| public class UnaryMatrixCPInstruction extends UnaryCPInstruction { |
| protected UnaryMatrixCPInstruction(Operator op, CPOperand in, CPOperand out, String opcode, String instr) { |
| super(CPType.Unary, op, in, out, opcode, instr); |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| MatrixBlock inBlock = ec.getMatrixInput(input1.getName()); |
| MatrixBlock retBlock = null; |
| |
| if(LibCommonsMath.isSupportedUnaryOperation(getOpcode())) { |
| retBlock = LibCommonsMath.unaryOperations(inBlock, getOpcode()); |
| ec.releaseMatrixInput(input1.getName()); |
| } |
| else { |
| UnaryOperator u_op = (UnaryOperator) _optr; |
| retBlock = inBlock.unaryOperations(u_op, new MatrixBlock()); |
| ec.releaseMatrixInput(input1.getName()); |
| // Ensure right dense/sparse output representation (guarded by released input memory) |
| if( checkGuardedRepresentationChange(inBlock, retBlock) ) |
| retBlock.examSparsity(); |
| } |
| |
| ec.setMatrixOutput(output.getName(), retBlock); |
| } |
| } |