History data is kept for each thread. More...

#include <multiperspective_perceptron.hh>

Public Member Functions
	ThreadData (int num_filter, int n_local_histories, int local_history_length, int assoc, const std::vector< std::vector< int > > &blurrypath_bits, int path_length, int ghist_length, int block_size, const std::vector< std::vector< std::vector< bool > > > &acyclic_bits, const std::vector< int > &modhist_indices, const std::vector< int > &modhist_lengths, const std::vector< int > &modpath_indices, const std::vector< int > &modpath_lengths, const std::vector< int > &table_sizes, int n_sign_bits)

void	updateAcyclic (bool hashed_taken, unsigned int hpc)

void	insertRecency (unsigned int pc, int assoc)

Public Attributes
std::vector< FilterEntry >	filterTable

std::vector< std::vector< bool > >	acyclic_histories

std::vector< std::vector< unsigned int > >	acyclic2_histories

std::vector< std::vector< unsigned int > >	blurrypath_histories

std::vector< unsigned int >	ghist_words

std::vector< std::vector< unsigned short int > >	modpath_histories

std::vector< std::vector< bool > >	mod_histories

std::vector< unsigned short int >	path_history

std::vector< unsigned int >	imli_counter

LocalHistories	localHistories

std::vector< unsigned int short >	recency_stack

bool	last_ghist_bit

int	occupancy

std::vector< int >	mpreds

std::vector< std::vector< short int > >	tables

std::vector< std::vector< std::array< bool, 2 > > >	sign_bits

Detailed Description

History data is kept for each thread.

Definition at line 313 of file multiperspective_perceptron.hh.

Constructor & Destructor Documentation

◆ ThreadData()

gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::ThreadData	(	int	num_filter,
		int	n_local_histories,
		int	local_history_length,
		int	assoc,
		const std::vector< std::vector< int > > &	blurrypath_bits,
		int	path_length,
		int	ghist_length,
		int	block_size,
		const std::vector< std::vector< std::vector< bool > > > &	acyclic_bits,
		const std::vector< int > &	modhist_indices,
		const std::vector< int > &	modhist_lengths,
		const std::vector< int > &	modpath_indices,
		const std::vector< int > &	modpath_lengths,
		const std::vector< int > &	table_sizes,
		int	n_sign_bits )

Definition at line 69 of file multiperspective_perceptron.cc.

Member Function Documentation

◆ insertRecency()

void gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::insertRecency	(	unsigned int	pc,
		int	assoc )

inline

Definition at line 348 of file multiperspective_perceptron.hh.

References gem5::branch_prediction::MultiperspectivePerceptron::assoc, gem5::ArmISA::b, gem5::ArmISA::i, gem5::MipsISA::pc, and recency_stack.

◆ updateAcyclic()

void gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::updateAcyclic	(	bool	hashed_taken,
		unsigned int	hpc )

inline

Definition at line 330 of file multiperspective_perceptron.hh.

References acyclic2_histories, acyclic_histories, and gem5::ArmISA::i.

Member Data Documentation

◆ acyclic2_histories

std::vector<std::vector<unsigned int> > gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::acyclic2_histories

Definition at line 328 of file multiperspective_perceptron.hh.

Referenced by ThreadData(), and updateAcyclic().

◆ acyclic_histories

std::vector<std::vector<bool> > gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::acyclic_histories

Definition at line 327 of file multiperspective_perceptron.hh.

Referenced by ThreadData(), and updateAcyclic().

◆ blurrypath_histories

std::vector<std::vector<unsigned int> > gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::blurrypath_histories

Definition at line 339 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ filterTable

std::vector<FilterEntry> gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::filterTable

Definition at line 326 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ ghist_words

std::vector<unsigned int> gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::ghist_words

Definition at line 340 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ imli_counter

std::vector<unsigned int> gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::imli_counter

Definition at line 344 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ last_ghist_bit

bool gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::last_ghist_bit

Definition at line 367 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ localHistories

LocalHistories gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::localHistories

Definition at line 345 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ mod_histories

std::vector<std::vector<bool> > gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::mod_histories

Definition at line 342 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ modpath_histories

std::vector<std::vector<unsigned short int> > gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::modpath_histories

Definition at line 341 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ mpreds

std::vector<int> gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::mpreds

Definition at line 370 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ occupancy

int gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::occupancy

Definition at line 368 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ path_history

std::vector<unsigned short int> gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::path_history

Definition at line 343 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ recency_stack

std::vector<unsigned int short> gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::recency_stack

Definition at line 346 of file multiperspective_perceptron.hh.

Referenced by insertRecency(), and ThreadData().

◆ sign_bits

std::vector<std::vector<std::array<bool, 2> > > gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::sign_bits

Definition at line 372 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

◆ tables

std::vector<std::vector<short int> > gem5::branch_prediction::MultiperspectivePerceptron::ThreadData::tables

Definition at line 371 of file multiperspective_perceptron.hh.

Referenced by ThreadData().

The documentation for this struct was generated from the following files:

cpu/pred/multiperspective_perceptron.hh
cpu/pred/multiperspective_perceptron.cc

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ ThreadData()

Member Function Documentation

◆ insertRecency()

◆ updateAcyclic()

Member Data Documentation

◆ acyclic2_histories

◆ acyclic_histories

◆ blurrypath_histories

◆ filterTable

◆ ghist_words

◆ imli_counter

◆ last_ghist_bit

◆ localHistories

◆ mod_histories

◆ modpath_histories

◆ mpreds

◆ occupancy

◆ path_history

◆ recency_stack

◆ sign_bits

◆ tables