SampleSort: Non-Recursive In-Place Sequential Sample Sort for Small Sorts. More...

#include <parallel_sample_sort.hpp>

Inheritance diagram for PS5SmallsortJob< Context, StringPtr, BktSizeType >:

Classes
class	SeqSampleSortStep
	Stack of Recursive Sample Sort Steps. More...
class	MKQSStep

Public Types
typedef Context::key_type	key_type
typedef StringPtr::StringSet	StringSet
typedef BktSizeType	bktsize_type

Public Member Functions
	PS5SmallsortJob (Context &ctx, PS5SortStep *pstep, const StringPtr &strptr, size_t depth)
	~PS5SmallsortJob ()
void	run ()
void	sort_sample_sort (const StringPtr &strptr, size_t depth)
void	sample_sort_free_work ()
void	sort_mkqs_cache (const StringPtr &strptr, size_t depth)
void	mkqs_free_work ()
void	substep_all_done () final
	Pure virtual function called by substep when all substeps are done.
Public Member Functions inherited from PS5SortStep
void	substep_notify_done ()
	Notify superstep that the currently substep is done.

Static Public Member Functions
static int	cmp (const key_type &a, const key_type &b)
	Stack of Recursive MKQS Steps.
template<typename Type>
static size_t	med3 (Type *A, size_t i, size_t j, size_t k)
static void	insertion_sort_cache_block (const StringPtr &strptr, key_type *cache)
	Insertion sort the strings only based on the cached characters.
template<bool CacheDirty>
static void	insertion_sort_cache (const StringPtr &_strptr, key_type *cache, size_t depth)
	Insertion sort, but use cached characters if possible.

Public Attributes
Context &	ctx_
PS5SortStep *	pstep_
	parent sort step
StringPtr	strptr_
size_t	depth_
MultiTimer	mtimer_
simple_vector< std::uint8_t >	bktcache_
size_t	bktcache_size_
size_t	ss_front_
std::vector< SeqSampleSortStep >	ss_stack_
size_t	ms_front_
std::vector< MKQSStep >	ms_stack_

Additional Inherited Members
Protected Member Functions inherited from PS5SortStep
	PS5SortStep ()
virtual	~PS5SortStep ()
void	substep_add ()
	Register new substep.

Detailed Description

template<typename Context, typename StringPtr, typename BktSizeType>
class tlx::sort_strings_detail::PS5SmallsortJob< Context, StringPtr, BktSizeType >

SampleSort: Non-Recursive In-Place Sequential Sample Sort for Small Sorts.

Definition at line 292 of file parallel_sample_sort.hpp.

Member Typedef Documentation

◆ bktsize_type

template<typename Context, typename StringPtr, typename BktSizeType>

typedef BktSizeType bktsize_type

Definition at line 306 of file parallel_sample_sort.hpp.

◆ key_type

template<typename Context, typename StringPtr, typename BktSizeType>

typedef Context::key_type key_type

Definition at line 304 of file parallel_sample_sort.hpp.

◆ StringSet

template<typename Context, typename StringPtr, typename BktSizeType>

typedef StringPtr::StringSet StringSet

Definition at line 305 of file parallel_sample_sort.hpp.

Constructor & Destructor Documentation

◆ PS5SmallsortJob()

template<typename Context, typename StringPtr, typename BktSizeType>

PS5SmallsortJob	(	Context &	ctx,
		PS5SortStep *	pstep,
		const StringPtr &	strptr,
		size_t	depth )

inline

Definition at line 308 of file parallel_sample_sort.hpp.

◆ ~PS5SmallsortJob()

template<typename Context, typename StringPtr, typename BktSizeType>

~PS5SmallsortJob ( )

inline

Definition at line 316 of file parallel_sample_sort.hpp.

Member Function Documentation

◆ cmp()

template<typename Context, typename StringPtr, typename BktSizeType>

int cmp	(	const key_type &	a,
		const key_type &	b )

inlinestatic

Stack of Recursive MKQS Steps.

Definition at line 648 of file parallel_sample_sort.hpp.

◆ insertion_sort_cache()

template<typename Context, typename StringPtr, typename BktSizeType>

template<bool CacheDirty>

void insertion_sort_cache	(	const StringPtr &	_strptr,
		key_type *	cache,
		size_t	depth )

inlinestatic

Insertion sort, but use cached characters if possible.

Definition at line 692 of file parallel_sample_sort.hpp.

◆ insertion_sort_cache_block()

template<typename Context, typename StringPtr, typename BktSizeType>

void insertion_sort_cache_block	(	const StringPtr &	strptr,
		key_type *	cache )

inlinestatic

Insertion sort the strings only based on the cached characters.

Definition at line 671 of file parallel_sample_sort.hpp.

◆ med3()

template<typename Context, typename StringPtr, typename BktSizeType>

template<typename Type>

size_t med3	(	Type *	A,
		size_t	i,
		size_t	j,
		size_t	k )

inlinestatic

Definition at line 654 of file parallel_sample_sort.hpp.

◆ mkqs_free_work()

template<typename Context, typename StringPtr, typename BktSizeType>

void mkqs_free_work ( )

inline

Definition at line 1017 of file parallel_sample_sort.hpp.

◆ run()

template<typename Context, typename StringPtr, typename BktSizeType>

void run ( )

inline

Definition at line 324 of file parallel_sample_sort.hpp.

◆ sample_sort_free_work()

template<typename Context, typename StringPtr, typename BktSizeType>

void sample_sort_free_work ( )

inline

Definition at line 564 of file parallel_sample_sort.hpp.

◆ sort_mkqs_cache()

template<typename Context, typename StringPtr, typename BktSizeType>

void sort_mkqs_cache	(	const StringPtr &	strptr,
		size_t	depth )

inline

Definition at line 899 of file parallel_sample_sort.hpp.

◆ sort_sample_sort()

template<typename Context, typename StringPtr, typename BktSizeType>

void sort_sample_sort	(	const StringPtr &	strptr,
		size_t	depth )

inline

Definition at line 445 of file parallel_sample_sort.hpp.

◆ substep_all_done()

template<typename Context, typename StringPtr, typename BktSizeType>

void substep_all_done ( )

inlinefinalvirtual

Pure virtual function called by substep when all substeps are done.

Implements PS5SortStep.

Definition at line 1071 of file parallel_sample_sort.hpp.

Member Data Documentation

◆ bktcache_

template<typename Context, typename StringPtr, typename BktSizeType>

simple_vector<std::uint8_t> bktcache_

Definition at line 321 of file parallel_sample_sort.hpp.

◆ bktcache_size_

template<typename Context, typename StringPtr, typename BktSizeType>

size_t bktcache_size_

Definition at line 322 of file parallel_sample_sort.hpp.

◆ ctx_

template<typename Context, typename StringPtr, typename BktSizeType>

Context& ctx_

Definition at line 295 of file parallel_sample_sort.hpp.

◆ depth_

template<typename Context, typename StringPtr, typename BktSizeType>

size_t depth_

Definition at line 301 of file parallel_sample_sort.hpp.

◆ ms_front_

template<typename Context, typename StringPtr, typename BktSizeType>

size_t ms_front_

Definition at line 896 of file parallel_sample_sort.hpp.

◆ ms_stack_

template<typename Context, typename StringPtr, typename BktSizeType>

std::vector<MKQSStep> ms_stack_

Definition at line 897 of file parallel_sample_sort.hpp.

◆ mtimer_

template<typename Context, typename StringPtr, typename BktSizeType>

MultiTimer mtimer_

Definition at line 302 of file parallel_sample_sort.hpp.

◆ pstep_

template<typename Context, typename StringPtr, typename BktSizeType>

PS5SortStep* pstep_

parent sort step

Definition at line 298 of file parallel_sample_sort.hpp.

◆ ss_front_

template<typename Context, typename StringPtr, typename BktSizeType>

size_t ss_front_

Definition at line 442 of file parallel_sample_sort.hpp.

◆ ss_stack_

template<typename Context, typename StringPtr, typename BktSizeType>

std::vector<SeqSampleSortStep> ss_stack_

Definition at line 443 of file parallel_sample_sort.hpp.

◆ strptr_

template<typename Context, typename StringPtr, typename BktSizeType>

StringPtr strptr_

Definition at line 300 of file parallel_sample_sort.hpp.

The documentation for this class was generated from the following file:

tlx/sort/strings/parallel_sample_sort.hpp

Classes

Public Types

Public Member Functions

Static Public Member Functions

Public Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ bktsize_type

◆ key_type

◆ StringSet

Constructor & Destructor Documentation

◆ PS5SmallsortJob()

◆ ~PS5SmallsortJob()

Member Function Documentation

◆ cmp()

◆ insertion_sort_cache()

◆ insertion_sort_cache_block()

◆ med3()

◆ mkqs_free_work()

◆ run()

◆ sample_sort_free_work()

◆ sort_mkqs_cache()

◆ sort_sample_sort()

◆ substep_all_done()

Member Data Documentation

◆ bktcache_

◆ bktcache_size_

◆ ctx_

◆ depth_

◆ ms_front_

◆ ms_stack_

◆ mtimer_

◆ pstep_

◆ ss_front_

◆ ss_stack_

◆ strptr_