elftosb::EvalContext Class Reference

Context for evaluating AST tree and expressions. More...

#include <EvalContext.h>

Collaboration diagram for elftosb::EvalContext:

Classes
class	SourceFileManager
	Abstract interface for a manager of source files. More...
struct	variable_info_t
	Information about a variable's value. More...

Public Member Functions
	EvalContext ()
	Constructor.
virtual	~EvalContext ()
	Destructor.
void	dump ()
Source file manager
void	setSourceFileManager (SourceFileManager *manager)
SourceFileManager *	getSourceFileManager ()
Variables
bool	isVariableDefined (const std::string &name)
uint32_t	getVariableValue (const std::string &name)
int_size_t	getVariableSize (const std::string &name)
void	setVariable (const std::string &name, uint32_t value, int_size_t size=kWordSize)
Locks
bool	isVariableLocked (const std::string &name)
void	lockVariable (const std::string &name)
void	unlockVariable (const std::string &name)

Protected Types
typedef std::map< std::string, variable_info_t >	variable_map_t
	Type to maps between the variable name and its info.

Protected Attributes
SourceFileManager *	m_sourcesManager
	Interface to source file manager.
variable_map_t	m_variables
	Map of variables to their final values.

Detailed Description

Context for evaluating AST tree and expressions.

Keeps a map of variable names to integer values. Each integer value has a size attribute in addition to the actual value. Variables can be locked, which simply means that they cannot be assigned a new value.

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Class Documentation

struct elftosb::EvalContext::variable_info_t

Information about a variable's value.

Class Members
bool	m_isLocked	Can this variable's value be changed?
int_size_t	m_size	Number of bytes.
uint32_t	m_value	Variable value.

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

• EvalContext.h
• EvalContext.cpp