Package org.apache.sysds.resource.cost

Class CPCostUtils

java.lang.Object

org.apache.sysds.resource.cost.CPCostUtils

public class CPCostUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
CPCostUtils()

Method Summary

Modifier and Type	Method	Description
static void	assignOutputMemoryStats(CPInstruction inst, VarStats output, VarStats... inputs)
static double	getBinaryInstTime(BinaryCPInstruction inst, VarStats input1, VarStats input2, VarStats weights, VarStats output, IOCostUtils.IOMetrics metrics)
static double	getBuiltinNaryInstTime(BuiltinNaryCPInstruction inst, VarStats[] inputs, VarStats output, IOCostUtils.IOMetrics metrics)
static double	getComputationInstTime(ComputationCPInstruction inst, VarStats input1, VarStats input2, VarStats input3, VarStats input4, VarStats output, IOCostUtils.IOMetrics metrics)
static double	getCPUTime(long nflop, IOCostUtils.IOMetrics driverMetrics, VarStats output, VarStats... inputs)
static double	getDataGenCPInstTime(UnaryCPInstruction inst, VarStats output, IOCostUtils.IOMetrics metrics)
static long	getInstNFLOP(CPInstruction.CPType instructionType, String opcode, VarStats output, VarStats... inputs)
static double	getMultiReturnBuiltinInstTime(MultiReturnBuiltinCPInstruction inst, VarStats input, VarStats[] outputs, IOCostUtils.IOMetrics metrics)
static double	getParameterizedBuiltinInstTime(ParameterizedBuiltinCPInstruction inst, VarStats input, VarStats output, IOCostUtils.IOMetrics metrics)
static double	getUnaryInstTime(UnaryCPInstruction inst, VarStats input, VarStats weights, VarStats output, IOCostUtils.IOMetrics metrics)
static double	getVariableInstTime(VariableCPInstruction inst, VarStats input, VarStats output, IOCostUtils.IOMetrics metrics)
static void	inferStats(CPInstruction.CPType instType, String opcode, VarStats output, VarStats... inputs)
static boolean	opcodeRequiresScan(String opcode)

Methods inherited from class java.lang.Object

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

Constructor Detail

CPCostUtils

public CPCostUtils()

Method Detail

getVariableInstTime

public static double getVariableInstTime(VariableCPInstruction inst,
                                         VarStats input,
                                         VarStats output,
                                         IOCostUtils.IOMetrics metrics)

getDataGenCPInstTime

public static double getDataGenCPInstTime(UnaryCPInstruction inst,
                                          VarStats output,
                                          IOCostUtils.IOMetrics metrics)

getUnaryInstTime

public static double getUnaryInstTime(UnaryCPInstruction inst,
                                      VarStats input,
                                      VarStats weights,
                                      VarStats output,
                                      IOCostUtils.IOMetrics metrics)

getBinaryInstTime

public static double getBinaryInstTime(BinaryCPInstruction inst,
                                       VarStats input1,
                                       VarStats input2,
                                       VarStats weights,
                                       VarStats output,
                                       IOCostUtils.IOMetrics metrics)

getComputationInstTime

public static double getComputationInstTime(ComputationCPInstruction inst,
                                            VarStats input1,
                                            VarStats input2,
                                            VarStats input3,
                                            VarStats input4,
                                            VarStats output,
                                            IOCostUtils.IOMetrics metrics)

getBuiltinNaryInstTime

public static double getBuiltinNaryInstTime(BuiltinNaryCPInstruction inst,
                                            VarStats[] inputs,
                                            VarStats output,
                                            IOCostUtils.IOMetrics metrics)

getParameterizedBuiltinInstTime

public static double getParameterizedBuiltinInstTime(ParameterizedBuiltinCPInstruction inst,
                                                     VarStats input,
                                                     VarStats output,
                                                     IOCostUtils.IOMetrics metrics)

getMultiReturnBuiltinInstTime

public static double getMultiReturnBuiltinInstTime(MultiReturnBuiltinCPInstruction inst,
                                                   VarStats input,
                                                   VarStats[] outputs,
                                                   IOCostUtils.IOMetrics metrics)

opcodeRequiresScan

public static boolean opcodeRequiresScan(String opcode)

assignOutputMemoryStats

public static void assignOutputMemoryStats(CPInstruction inst,
                                           VarStats output,
                                           VarStats... inputs)

inferStats

public static void inferStats(CPInstruction.CPType instType,
                              String opcode,
                              VarStats output,
                              VarStats... inputs)

getCPUTime

public static double getCPUTime(long nflop,
                                IOCostUtils.IOMetrics driverMetrics,
                                VarStats output,
                                VarStats... inputs)

getInstNFLOP

public static long getInstNFLOP(CPInstruction.CPType instructionType,
                                String opcode,
                                VarStats output,
                                VarStats... inputs)

Parameters:

instructionType - instruction type

opcode - instruction opcode, potentially with suffix to mark an extra op. characteristic

output - output's variable statistics, null is not needed for the estimation

inputs - any inputs' variable statistics, no object passed is not needed for estimation

Returns:

estimated number of floating point operations