A pattern that narrows the MaskedPattern by allowing a only single possible dictionary entry to be matched against. More...

Inheritance diagram for gem5::compression::DictionaryCompressor< T >::LocatedMaskedPattern< mask, location >:

Public Member Functions
	LocatedMaskedPattern (const int number, const uint64_t code, const uint64_t metadata_length, const int match_location, const DictionaryEntry bytes, const bool allocate=true)

Public Member Functions inherited from gem5::compression::DictionaryCompressor< T >::MaskedPattern< mask >
	MaskedPattern (const int number, const uint64_t code, const uint64_t metadata_length, const int match_location, const DictionaryEntry bytes, const bool allocate=true)

DictionaryEntry	decompress (const DictionaryEntry dict_bytes) const override
	Decompress the pattern.

Public Member Functions inherited from gem5::compression::DictionaryCompressor< T >::Pattern
	Pattern (const int number, const uint64_t code, const uint64_t metadata_length, const uint64_t num_unmatched_bits, const int match_location, const bool allocate=true)
	Default constructor.

virtual	~Pattern ()=default
	Default destructor.

int	getPatternNumber () const
	Get enum number associated to this pattern.

uint8_t	getCode () const
	Get code of this pattern.

uint8_t	getMatchLocation () const
	Get the index of the dictionary match location.

virtual std::size_t	getSizeBits () const
	Get size, in bits, of the pattern (excluding prefix).

bool	shouldAllocate () const
	Determine if pattern allocates a dictionary entry.

std::string	print () const
	Extract pattern's information to a string.

virtual DictionaryEntry	decompress (const DictionaryEntry dict_bytes) const =0
	Decompress the pattern.

Static Public Member Functions
static bool	isPattern (const DictionaryEntry &bytes, const DictionaryEntry &dict_bytes, const int match_location)

Static Public Member Functions inherited from gem5::compression::DictionaryCompressor< T >::MaskedPattern< mask >
static bool	isPattern (const DictionaryEntry &bytes, const DictionaryEntry &dict_bytes, const int match_location)

Additional Inherited Members
Protected Attributes inherited from gem5::compression::DictionaryCompressor< T >::Pattern
const int	patternNumber
	Pattern enum number.

const uint8_t	code
	Code associated to the pattern.

const uint8_t	length
	Length, in bits, of the code and match location.

const uint8_t	numUnmatchedBits
	Number of unmatched bits.

const int	matchLocation
	Index representing the the match location.

const bool	allocate
	Wether the pattern allocates a dictionary entry or not.

Detailed Description

template<class T>
template<T mask, int location>
class gem5::compression::DictionaryCompressor< T >::LocatedMaskedPattern< mask, location >

A pattern that narrows the MaskedPattern by allowing a only single possible dictionary entry to be matched against.

Template Parameters

mask	A mask containing the bits that must match.
location	The index of the single entry allowed to match.

Definition at line 572 of file dictionary_compressor.hh.

Constructor & Destructor Documentation

template<class T >

template<T mask, int location>

gem5::compression::DictionaryCompressor< T >::LocatedMaskedPattern< mask, location >::LocatedMaskedPattern	(	const int	number,
		const uint64_t	code,
		const uint64_t	metadata_length,
		const int	match_location,
		const DictionaryEntry	bytes,
		const bool	allocate = `true`
	)

inline

Definition at line 576 of file dictionary_compressor.hh.

template<class T >

template<T mask, int location>

static bool gem5::compression::DictionaryCompressor< T >::LocatedMaskedPattern< mask, location >::isPattern	(	const DictionaryEntry &	bytes,
		const DictionaryEntry &	dict_bytes,
		const int	match_location
	)

inlinestatic

Definition at line 588 of file dictionary_compressor.hh.

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