Package org.apache.sysds.lops

Class BinaryScalar

java.lang.Object

org.apache.sysds.lops.Lop

org.apache.sysds.lops.BinaryScalar

public class BinaryScalar
extends Lop

Lop to perform binary scalar operations. Both inputs must be scalars. Example i = j + k, i = i + 1.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.sysds.lops.Lop

Lop.SimpleInstType, Lop.Type, Lop.VisitStatus

Field Summary

Fields inherited from class org.apache.sysds.lops.Lop

_beginColumn, _beginLine, _endColumn, _endLine, _filename, CP_CHILD_THREAD, CP_ROOT_THREAD_ID, DATATYPE_PREFIX, FILE_SEPARATOR, FRAME_VAR_NAME_PREFIX, INSTRUCTION_DELIMITOR, LITERAL_PREFIX, MATRIX_VAR_NAME_PREFIX, NAME_VALUE_SEPARATOR, OPERAND_DELIMITOR, PROCESS_PREFIX, SAMPLE_FRACTION, SCALAR_VAR_NAME_PREFIX, UPDATE_INPLACE_PREFIX, VALUETYPE_PREFIX, VARIABLE_NAME_PLACEHOLDER

Constructor Summary

Constructors

Constructor	Description
BinaryScalar(Lop input1, Lop input2, Types.OpOp2 op, Types.DataType dt, Types.ValueType vt)	Constructor to perform a scalar operation

Method Summary

Modifier and Type	Method	Description
String	getInstructions(String input1, String input2, String output)	Method should be overridden if needed
Types.OpOp2	getOperationType()
Lop.SimpleInstType	getSimpleInstructionType()	Method should be overridden if needed
String	toString()	Method to have Lops print their state.

Methods inherited from class org.apache.sysds.lops.Lop

activatePrefetch, addInput, addOutput, addToDag, createReachable, getAggType, getBeginColumn, getBeginLine, getBroadcastInput, getDataType, getEndColumn, getEndLine, getExecType, getFederatedOutput, getFilename, getID, getInputs, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getLevel, getOutputParameters, getOutputs, getPrivacyConstraint, getProducesIntermediateOutput, getReachable, getType, getValueType, getVisited, isAllOutputsCP, isDataExecLocation, isVariable, prefetchActivated, prepInputOperand, prepInputOperand, prepOperand, prepOperand, prepOutputOperand, prepOutputOperand, prepOutputOperand, prepScalarInputOperand, prepScalarInputOperand, prepScalarLabel, prepScalarOperand, printErrorLocation, removeConsumer, removeOutput, replaceInput, resetVisitStatus, setAllPositions, setBeginColumn, setBeginLine, setConsumerCount, setDataType, setEndColumn, setEndLine, setExecType, setFederatedOutput, setFilename, setPrivacyConstraint, setValueType, setVisited

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

BinaryScalar

public BinaryScalar(Lop input1,
                    Lop input2,
                    Types.OpOp2 op,
                    Types.DataType dt,
                    Types.ValueType vt)

Constructor to perform a scalar operation

Parameters:

input1 - low-level operator 1

input2 - low-level operator 2

op - operation type

dt - data type

vt - value type

Method Detail

toString

public String toString()

Description copied from class: Lop

Method to have Lops print their state. This is for debugging purposes.

Specified by:

toString in class Lop

getOperationType

public Types.OpOp2 getOperationType()

getSimpleInstructionType

public Lop.SimpleInstType getSimpleInstructionType()

Description copied from class: Lop

Method should be overridden if needed

Overrides:

getSimpleInstructionType in class Lop

Returns:

simple instruction type

getInstructions

public String getInstructions(String input1,
                              String input2,
                              String output)

Description copied from class: Lop

Method should be overridden if needed

Overrides:

getInstructions in class Lop

Parameters:

input1 - input 1

input2 - input 2

output - output

Returns:

instructions as string