bench_ransStreaming.cxx File Reference

benchmarks streaming out data from rANS state to memory More...

#include "rANS/internal/common/defines.h"
#include <vector>
#include <cstring>
#include <random>
#include <algorithm>
#include <iterator>
#include <benchmark/benchmark.h>
#include "rANS/factory.h"
#include "rANS/histogram.h"
#include "rANS/internal/common/utils.h"
#include "rANS/internal/common/simdtypes.h"
#include "rANS/internal/common/simdops.h"
#include "rANS/internal/encode/simdKernel.h"

Go to the source code of this file.

Classes
class	RenormingData< source_T >
struct	Fixture< source_T >

Typedefs
using	count_t = uint32_t
using	ransState_t = uint64_t
using	stream_t = uint32_t

Functions
template<typename T >
const auto &	getData ()
template<typename stream_IT >
std::tuple< ransState_t, stream_IT >	renorm (ransState_t state, stream_IT outputIter, count_t frequency, size_t symbolTablePrecision)
	BENCHMARK_REGISTER_F (Fixture, renorm_8)
	BENCHMARK_REGISTER_F (Fixture, renorm_16)
	BENCHMARK_REGISTER_F (Fixture, renorm_32)
	BENCHMARK_MAIN ()

Variables
constexpr size_t	MessageSize = 1ull << 22
constexpr size_t	LowerBound = 1ul << 20
constexpr size_t	StreamBits = toBits<stream_t>()
const RenormingData< uint8_t >	Data8 (MessageSize)
const RenormingData< uint16_t >	Data16 (MessageSize)
const RenormingData< uint32_t >	Data32 (MessageSize)
benchmark::State &	st

Detailed Description

benchmarks streaming out data from rANS state to memory

Author

Michael Lettrich

Definition in file bench_ransStreaming.cxx.

Typedef Documentation

count_t

using count_t = uint32_t

Definition at line 41 of file bench_ransStreaming.cxx.

ransState_t

using ransState_t = uint64_t

Definition at line 42 of file bench_ransStreaming.cxx.

stream_t

using stream_t = uint32_t

Definition at line 43 of file bench_ransStreaming.cxx.

Function Documentation

BENCHMARK_MAIN()

BENCHMARK_MAIN

(

)

BENCHMARK_REGISTER_F() [1/3]

BENCHMARK_REGISTER_F	(	Fixture	,
		renorm_16
	)

BENCHMARK_REGISTER_F() [2/3]

BENCHMARK_REGISTER_F	(	Fixture	,
		renorm_32
	)

BENCHMARK_REGISTER_F() [3/3]

BENCHMARK_REGISTER_F	(	Fixture	,
		renorm_8
	)

getData()

template<typename T >

const auto & getData

(

)

Definition at line 99 of file bench_ransStreaming.cxx.

renorm()

template<typename stream_IT >

std::tuple< ransState_t, stream_IT > renorm ( ransState_t  state, stream_IT  outputIter, count_t  frequency, size_t  symbolTablePrecision  )

inline

Definition at line 186 of file bench_ransStreaming.cxx.

Variable Documentation

Data16

const RenormingData< uint16_t > Data16(MessageSize)

(

MessageSize

)

Data32

const RenormingData< uint32_t > Data32(MessageSize)

(

MessageSize

)

Data8

const RenormingData< uint8_t > Data8(MessageSize)

(

MessageSize

)

LowerBound

constexpr size_t LowerBound = 1ul << 20

inlineconstexpr

Definition at line 50 of file bench_ransStreaming.cxx.

MessageSize

constexpr size_t MessageSize = 1ull << 22

inlineconstexpr

Definition at line 49 of file bench_ransStreaming.cxx.

st

benchmark::State& st

Initial value:

{
  ransRenormingBenchmark(st, *this)

Definition at line 251 of file bench_ransStreaming.cxx.

StreamBits

constexpr size_t StreamBits = toBits<stream_t>()

inlineconstexpr

Definition at line 51 of file bench_ransStreaming.cxx.