Class simply used to drive the backend in order to print C code. More...

#include <c_backend.hpp>

Inheritance diagram for CBackend:

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Public Member Functions
bool	HasToBeExecuted () const override
	Check if this step has actually to be executed. More...

void	Initialize () override
	Initialize the step (i.e., like a constructor, but executed just before exec. More...

DesignFlowStep_Status	Exec () override
	Execute the step. More...

std::string	GetSignature () const final
	Return a unified identifier of this design step. More...

std::string	GetName () const final
	Return the name of this design step. More...

DesignFlowStepFactoryConstRef	CGetDesignFlowStepFactory () const override
	Return the factory to create this type of steps. More...

const CWriterRef	GetCWriter () const

Public Member Functions inherited from DesignFlowStep
	DesignFlowStep (const DesignFlowManagerConstRef design_flow_manager, const ParameterConstRef parameters)
	Constructor. More...

virtual	~DesignFlowStep ()
	Destructor. More...

DesignFlowStep_Status	GetStatus () const
	Return the status of this design step. More...

virtual void	WriteDot (std::ostream &out) const
	Write the label for a dot graph. More...

bool	IsComposed () const
	Returns if this step is composed. More...

int	CGetDebugLevel () const
	Return the debug level of the step. More...

virtual void	PrintInitialIR () const
	Dump the initial intermediate representation. More...

virtual void	PrintFinalIR () const
	Dump the final intermediate representation. More...

Static Public Member Functions
static std::string	ComputeSignature (const CBackendInformationConstRef type)
	Compute the signature for a c backend step. More...

Data Fields
const CBackendInformationConstRef	c_backend_info

Protected Member Functions
void	compute_variables (const OpGraphConstRef inGraph, const CustomUnorderedSet< unsigned int > &gblVariables, std::list< unsigned int > &funParams, CustomUnorderedSet< unsigned int > &vars)
	Computes the variables which have to be declared for a function. More...

virtual void	AnalyzeInclude (const tree_nodeConstRef &tn, const BehavioralHelperConstRef &BH, CustomOrderedSet< std::string > &includes)
	Analyze a variable or a type to identify the includes to be added. More...

virtual void	writeIncludes ()
	Writes the file header, i.e the comments at the beginning of the file. More...

virtual void	WriteGlobalDeclarations ()
	Write the global declarations. More...

virtual void	writeImplementations ()

void	ComputeRelationships (DesignFlowStepSet &relationship, const DesignFlowStep::RelationshipType relationship_type) override
	Compute the relationships of a step with other steps. More...

Protected Attributes
CustomUnorderedSet< unsigned int >	already_visited
	The set of already analyzed nodes during search of header to include; it is used to avoid infinite recursion. More...

const IndentedOutputStreamRef	indented_output_stream
	The output stream. More...

const CWriterRef	writer
	the writer More...

const application_managerConstRef	AppM
	the manager of the application More...

const tree_managerConstRef	TM
	The tree_manager. More...

Protected Attributes inherited from DesignFlowStep
bool	composed
	True if this step represents a composition of design flow steps (e.g., a flow); must be set by specialized constructors. More...

const Wrefcount< const DesignFlowManager >	design_flow_manager
	The design flow manager. More...

const ParameterConstRef	parameters
	Set of input parameters. More...

int	debug_level
	The debug level. More...

const int	output_level
	The output level. More...

Private Member Functions
	CBackend (const CBackendInformationConstRef c_backend_information, const DesignFlowManagerConstRef design_flow_manager, const application_managerConstRef AppM, const ParameterConstRef _parameters)
	Constructor. More...

Private Attributes
CustomOrderedSet< unsigned int >	functions_to_be_declared
	This set usually is equal to the set of functions without a body. More...

CustomOrderedSet< unsigned int >	functions_to_be_defined

Friends
class	CBackendStepFactory

Additional Inherited Members
Public Types inherited from DesignFlowStep
enum	RelationshipType { DEPENDENCE_RELATIONSHIP, INVALIDATION_RELATIONSHIP, PRECEDENCE_RELATIONSHIP }
	The relationship type. More...

Detailed Description

Class simply used to drive the backend in order to print C code.

Definition at line 75 of file c_backend.hpp.

Constructor & Destructor Documentation

◆ CBackend()

CBackend::CBackend	(	const CBackendInformationConstRef	c_backend_information,
		const DesignFlowManagerConstRef	design_flow_manager,
		const application_managerConstRef	AppM,
		const ParameterConstRef	_parameters
	)

private

Constructor.

Parameters

type	is the type of c backend to be created
c_backend_information	is the information about the backend to be created
design_flow_manager	is the design flow graph manager
AppM	is the manager of the application
file_name	is the file to be created
Param	is the set of input parameters

Definition at line 99 of file c_backend.cpp.

References DesignFlowStep::debug_level, GET_CLASS, and DesignFlowStep::parameters.

Member Function Documentation

◆ AnalyzeInclude()

void CBackend::AnalyzeInclude	(	const tree_nodeConstRef &	tn,
		const BehavioralHelperConstRef &	BH,
		CustomOrderedSet< std::string > &	includes
	)

protectedvirtual

Analyze a variable or a type to identify the includes to be added.

Parameters

tn	is the variable or the type
BH	is the behavioral helper
includes	is where include has to be inseted

Definition at line 496 of file c_backend.cpp.

References already_visited, tree_helper::CGetType(), DesignFlowStep::debug_level, DEBUG_LEVEL_VERY_PEDANTIC, tree_helper::GetSourcePath(), tree_helper::GetTypesToBeDeclaredAfter(), tree_helper::GetTypesToBeDeclaredBefore(), INDENT_DBG_MEX, tree_node::index, tree_helper::IsFunctionDeclaration(), tree_helper::IsInLibbambu(), DesignFlowStep::parameters, STR, and test_panda::type.

Referenced by writeIncludes().

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◆ CGetDesignFlowStepFactory()

DesignFlowStepFactoryConstRef CBackend::CGetDesignFlowStepFactory ( ) const

overridevirtual

Return the factory to create this type of steps.

Implements DesignFlowStep.

Definition at line 114 of file c_backend.cpp.

References DesignFlowStep::design_flow_manager, and Wrefcount< T >::lock().

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◆ compute_variables()

void CBackend::compute_variables	(	const OpGraphConstRef	inGraph,
		const CustomUnorderedSet< unsigned int > &	gblVariables,
		std::list< unsigned int > &	funParams,
		CustomUnorderedSet< unsigned int > &	vars
	)

protected

Computes the variables which have to be declared for a function.

Parameters

inGraph	is the data flow graph of the function
gblVariables	is the set containing the node ids of the global variables
funParams	is the list of function parameters
computed_variables	is the set where the computed variables will be stored

Definition at line 534 of file c_backend.cpp.

References OpGraph::CGetOpNodeInfo().

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