#include <storage_value_information.hpp>

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Public Member Functions
	StorageValueInformation (const HLS_managerConstRef HLS_mgr, const unsigned int function_id)
	Constructor. More...

virtual	~StorageValueInformation ()
	Destructor. More...

void	Initialize ()
	Initialize the step (i.e., like a constructor) More...

unsigned int	get_number_of_storage_values () const
	Returns the number of storage values inserted. More...

virtual bool	is_a_storage_value (vertex curr_vertex, unsigned int var_index)=0
	return true in case a storage value exist for the pair vertex variable More...

virtual unsigned int	get_storage_value_index (vertex curr_vertex, unsigned int var_index)=0
	Returns the index of the storage value associated with the variable in a given vertex. More...

unsigned int	get_variable_index (unsigned int storage_value_index) const
	Returns the index of the variable associated with the storage value in a given vertex. More...

int	get_compatibility_weight (unsigned int storage_value_index1, unsigned int storage_value_index2) const
	return a weight that estimate how much two storage values are compatible. More...

virtual void	set_storage_value_index (vertex curr_state, unsigned int variable, unsigned int sv)=0
	assign a storage value to a couple state-variable More...

bool	are_value_bitsize_compatible (unsigned int storage_value_index1, unsigned int storage_value_index2) const
	return the in case the storage values have compatible size More...

Protected Attributes
unsigned int	number_of_storage_values
	current number of storage values More...

CustomUnorderedMap< unsigned int, unsigned int >	variable_index_map
	put into relation storage value index with variables More...

CustomUnorderedMap< unsigned int, vertex >	vw2vertex
	relation between var written and operations More...

const HLS_managerConstRef	HLS_mgr
	The HLS manager. More...

const unsigned int	function_id
	The index of the function. More...

OpGraphConstRef	data
	operation graph used to compute the affinity between storage values More...

Wrefcount< const fu_binding >	fu
	functional unit assignments More...

Friends
class	values_scheme

Detailed Description

Definition at line 56 of file storage_value_information.hpp.

Constructor & Destructor Documentation

◆ StorageValueInformation()

StorageValueInformation::StorageValueInformation	(	const HLS_managerConstRef	_HLS_mgr,
		const unsigned int	_function_id
	)

Constructor.

Header include.

Autoheader include behavior include HLS include HLS/binding/module_binding includes tree includes

Definition at line 65 of file storage_value_information.cpp.

References ~StorageValueInformation().

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◆ ~StorageValueInformation()

StorageValueInformation::~StorageValueInformation ( )

virtualdefault

Destructor.

Referenced by StorageValueInformation().

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Member Function Documentation

◆ are_value_bitsize_compatible()

bool StorageValueInformation::are_value_bitsize_compatible	(	unsigned int	storage_value_index1,
		unsigned int	storage_value_index2
	)		const

return the in case the storage values have compatible size

Parameters

storage_value_index1	is the first storage value
storage_value_index2	is the second storage value

Definition at line 371 of file storage_value_information.cpp.

References get_variable_index(), HLS_mgr, tree_helper::IsRealType(), tree_helper::IsSignedIntegerType(), and tree_helper::Size().

Referenced by compatibility_based_register::create_compatibility_graph(), and conflict_based_register::create_conflict_graph().

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◆ get_compatibility_weight()

int StorageValueInformation::get_compatibility_weight	(	unsigned int	storage_value_index1,
		unsigned int	storage_value_index2
	)		const

return a weight that estimate how much two storage values are compatible.

An high value returned means an high compatibility between the two storage values.

disabled input register sharing

Definition at line 134 of file storage_value_information.cpp.

References OpGraph::CGetOpNodeInfo(), data, DEBUG_LEVEL_VERY_PEDANTIC, fu, GET_NAME, GET_TYPE, get_variable_index(), HLS_mgr, INDENT_DBG_MEX, INFINITE_UINT, Wrefcount< T >::lock(), SCALAR, STR, THROW_ASSERT, THROW_ERROR, TYPE_ENTRY, TYPE_PHI, USE, and vw2vertex.

Referenced by compatibility_based_register::create_compatibility_graph().

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◆ get_number_of_storage_values()

unsigned int StorageValueInformation::get_number_of_storage_values ( ) const

Returns the number of storage values inserted.

Definition at line 122 of file storage_value_information.cpp.

References number_of_storage_values.

Referenced by compatibility_based_register::create_compatibility_graph(), conflict_based_register::create_conflict_graph(), unique_binding_register::RegisterBinding(), chordal_coloring_register::RegisterBinding(), and weighted_clique_register::RegisterBinding().

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◆ get_storage_value_index()

virtual unsigned int StorageValueInformation::get_storage_value_index	(	vertex	curr_vertex,
		unsigned int	var_index
	)

pure virtual

Returns the index of the storage value associated with the variable in a given vertex.

Parameters

curr_vertex	is the vertex
var_index	is the variable

Implemented in StorageValueInformationFsm, and StorageValueInformationPipeline.

Referenced by reg_binding::bind(), mux_connection_binding::connect_to_registers(), compatibility_based_register::create_compatibility_graph(), conflict_based_register::create_conflict_graph(), mux_connection_binding::create_connections(), fsm_controller::create_state_machine(), estimate_muxes(), port_swapping::InternalExec(), vertex_coloring_register::RegisterBinding(), chordal_coloring_register::RegisterBinding(), and weighted_clique_register::RegisterBinding().

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◆ get_variable_index()

unsigned int StorageValueInformation::get_variable_index ( unsigned int storage_value_index ) const

Returns the index of the variable associated with the storage value in a given vertex.

Definition at line 127 of file storage_value_information.cpp.

References THROW_ASSERT, and variable_index_map.

Referenced by are_value_bitsize_compatible(), get_compatibility_weight(), reg_binding::get_vars(), and reg_binding::print_el().

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◆ Initialize()

void StorageValueInformation::Initialize ( )

Initialize the step (i.e., like a constructor)

initialize the vw2vertex relation

Definition at line 72 of file storage_value_information.cpp.

References FunctionBehavior::CGetOpGraph(), OpGraph::CGetOpNodeInfo(), tree_manager::CGetTreeNode(), counter, data, DEBUG_LEVEL_NONE, DEFINITION, FunctionBehavior::DFG, fu, function_id, GET_NAME, GET_TYPE, HLS_mgr, INDENT_DBG_MEX, tree_helper::is_parameter(), tree_helper::is_ssa_name(), tree_helper::is_virtual(), hls::Rfu, SCALAR, hls::storage_value_information, STR, THROW_UNREACHABLE, TYPE_ENTRY, and vw2vertex.

Referenced by storage_value_insertion::Initialize(), and values_scheme::Initialize().

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◆ is_a_storage_value()

virtual bool StorageValueInformation::is_a_storage_value	(	vertex	curr_vertex,
		unsigned int	var_index
	)

pure virtual

return true in case a storage value exist for the pair vertex variable

Parameters

curr_vertex	is the vertex
var_index	is the variable

Implemented in StorageValueInformationFsm, and StorageValueInformationPipeline.

Referenced by mux_connection_binding::connect_to_registers(), mux_connection_binding::create_connections(), fsm_controller::create_state_machine(), estimate_muxes(), values_scheme::InternalExec(), and port_swapping::InternalExec().

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◆ set_storage_value_index()

virtual void StorageValueInformation::set_storage_value_index	(	vertex	curr_state,
		unsigned int	variable,
		unsigned int	sv
	)

pure virtual

assign a storage value to a couple state-variable

Parameters

curr_state	is the current state
variable	is the assigned variable
sv	is the assigned storage value

Implemented in StorageValueInformationFsm, and StorageValueInformationPipeline.

Referenced by values_scheme::InternalExec().

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Friends And Related Function Documentation

◆ values_scheme

friend class values_scheme

friend

Definition at line 59 of file storage_value_information.hpp.

Field Documentation

◆ data

OpGraphConstRef StorageValueInformation::data

protected

operation graph used to compute the affinity between storage values

Definition at line 77 of file storage_value_information.hpp.

Referenced by get_compatibility_weight(), and Initialize().

◆ fu

Wrefcount<const fu_binding> StorageValueInformation::fu

protected

functional unit assignments

Definition at line 80 of file storage_value_information.hpp.

Referenced by get_compatibility_weight(), and Initialize().

◆ function_id

const unsigned int StorageValueInformation::function_id

protected

The index of the function.

Definition at line 74 of file storage_value_information.hpp.

Referenced by Initialize().

◆ HLS_mgr

const HLS_managerConstRef StorageValueInformation::HLS_mgr

protected

The HLS manager.

Definition at line 71 of file storage_value_information.hpp.

Referenced by are_value_bitsize_compatible(), get_compatibility_weight(), and Initialize().

◆ number_of_storage_values

unsigned int StorageValueInformation::number_of_storage_values

protected

current number of storage values

Definition at line 62 of file storage_value_information.hpp.

Referenced by get_number_of_storage_values(), and values_scheme::InternalExec().

◆ variable_index_map

CustomUnorderedMap<unsigned int, unsigned int> StorageValueInformation::variable_index_map

protected

put into relation storage value index with variables

Definition at line 65 of file storage_value_information.hpp.

Referenced by get_variable_index(), and values_scheme::InternalExec().

◆ vw2vertex

CustomUnorderedMap<unsigned int, vertex> StorageValueInformation::vw2vertex

protected

relation between var written and operations

Definition at line 68 of file storage_value_information.hpp.

Referenced by get_compatibility_weight(), and Initialize().

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

/workspace/src/HLS/binding/storage_value_insertion/storage_value_information.hpp
/workspace/src/HLS/binding/storage_value_insertion/storage_value_information.cpp

Public Member Functions

Protected Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

◆ StorageValueInformation()

◆ ~StorageValueInformation()

Member Function Documentation

◆ are_value_bitsize_compatible()

◆ get_compatibility_weight()

◆ get_number_of_storage_values()

◆ get_storage_value_index()

◆ get_variable_index()

◆ Initialize()

◆ is_a_storage_value()

◆ set_storage_value_index()

Friends And Related Function Documentation

◆ values_scheme

Field Documentation

◆ data

◆ fu

◆ function_id

◆ HLS_mgr

◆ number_of_storage_values

◆ variable_index_map

◆ vw2vertex