| /* |
| * 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.LeftIndex; |
| import org.apache.sysds.lops.RightIndex; |
| import org.apache.sysds.common.Types.DataType; |
| import org.apache.sysds.runtime.DMLRuntimeException; |
| import org.apache.sysds.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.matrix.data.FrameBlock; |
| import org.apache.sysds.runtime.util.IndexRange; |
| |
| public final class FrameIndexingCPInstruction extends IndexingCPInstruction { |
| |
| protected FrameIndexingCPInstruction(CPOperand in, CPOperand rl, CPOperand ru, CPOperand cl, |
| CPOperand cu, CPOperand out, String opcode, String istr) { |
| super(in, rl, ru, cl, cu, out, opcode, istr); |
| } |
| |
| protected FrameIndexingCPInstruction(CPOperand lhsInput, CPOperand rhsInput, CPOperand rl, |
| CPOperand ru, CPOperand cl, CPOperand cu, CPOperand out, String opcode, String istr) { |
| super(lhsInput, rhsInput, rl, ru, cl, cu, out, opcode, istr); |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| String opcode = getOpcode(); |
| IndexRange ixrange = getIndexRange(ec); |
| |
| //right indexing |
| if( opcode.equalsIgnoreCase(RightIndex.OPCODE) ) { |
| //execute right indexing operation |
| FrameBlock in = ec.getFrameInput(input1.getName()); |
| FrameBlock out = in.slice(ixrange, new FrameBlock()); |
| |
| //unpin rhs input |
| ec.releaseFrameInput(input1.getName()); |
| |
| //unpin output |
| ec.setFrameOutput(output.getName(), out); |
| } |
| //left indexing |
| else if ( opcode.equalsIgnoreCase(LeftIndex.OPCODE)) { |
| FrameBlock lin = ec.getFrameInput(input1.getName()); |
| FrameBlock out = null; |
| |
| if(input2.getDataType() == DataType.FRAME) { //FRAME<-FRAME |
| FrameBlock rin = ec.getFrameInput(input2.getName()); |
| out = lin.leftIndexingOperations(rin, ixrange, new FrameBlock()); |
| ec.releaseFrameInput(input2.getName()); |
| } |
| else { //FRAME<-SCALAR |
| if(!ixrange.isScalar()) |
| throw new DMLRuntimeException("Invalid index range of scalar leftindexing: "+ixrange.toString()+"." ); |
| ScalarObject scalar = ec.getScalarInput(input2); |
| out = new FrameBlock(lin); |
| out.set((int)ixrange.rowStart, (int)ixrange.colStart, scalar.getStringValue()); |
| } |
| |
| //unpin lhs input |
| ec.releaseFrameInput(input1.getName()); |
| |
| //unpin output |
| ec.setFrameOutput(output.getName(), out); |
| } |
| else |
| throw new DMLRuntimeException("Invalid opcode (" + opcode +") encountered in FrameIndexingCPInstruction."); |
| } |
| } |