LIEF::dwarf::Location Class Reference

This class represents where the value of a variable or a parameter lives. It interfaces the DWARF location expression (DW_AT_location). More...

#include <Location.hpp>

Inheritance diagram for LIEF::dwarf::Location:

Public Types
enum class	Type : uint8_t {   UNKNOWN = 0 , REG , ADDRESS , FRAME_BASE ,   REGISTER_OFFSET , EXPRESSION , UNAVAILABLE , COMPOSITE }

Public Member Functions
	Location (Type ty)
	Location (const Location &)=default
Location &	operator= (const Location &)=default
	Location (Location &&) noexcept=default
Location &	operator= (Location &&) noexcept=default
virtual	~Location ()
template<class T>
const T *	as () const
std::string	to_string () const
	Human-readable description of this location.

Public Attributes
Type	type = Type::UNKNOWN

Detailed Description

This class represents where the value of a variable or a parameter lives. It interfaces the DWARF location expression (DW_AT_location).

Member Enumeration Documentation

Type

enum class LIEF::dwarf::Location::Type : uint8_t

strong

Enumerator
UNKNOWN
REG	The value is associated to a register.
ADDRESS	The value is at a fixed memory address.
FRAME_BASE	The value is at an offset of the frame base.
REGISTER_OFFSET	The value is at an offset of a register.
EXPRESSION	An unevaluated DWARF expression.
UNAVAILABLE	The value is not available.
COMPOSITE	The value is split in several pieces.

Constructor & Destructor Documentation

Location() [1/3]

LIEF::dwarf::Location::Location ( Type ty )

inlineexplicit

References type.

Referenced by LIEF::dwarf::AddressLoc::AddressLoc(), LIEF::dwarf::AddressLoc::classof(), LIEF::dwarf::CompositeLocation::classof(), LIEF::dwarf::ExpressionLoc::classof(), LIEF::dwarf::FrameBaseLoc::classof(), LIEF::dwarf::RegisterLoc::classof(), LIEF::dwarf::RegisterOffsetLoc::classof(), LIEF::dwarf::UnavailableLoc::classof(), LIEF::dwarf::CompositeLocation::CompositeLocation(), LIEF::dwarf::ExpressionLoc::ExpressionLoc(), LIEF::dwarf::FrameBaseLoc::FrameBaseLoc(), Location(), Location(), operator<<, operator=(), operator=(), LIEF::dwarf::RegisterLoc::RegisterLoc(), LIEF::dwarf::RegisterOffsetLoc::RegisterOffsetLoc(), LIEF::dwarf::UnavailableLoc::UnavailableLoc(), and ~Location().

Location() [2/3]

LIEF::dwarf::Location::Location ( const Location & )

default

References Location().

Location() [3/3]

LIEF::dwarf::Location::Location ( Location && )

defaultnoexcept

References Location().

~Location()

virtual LIEF::dwarf::Location::~Location ( )

virtual

References Location().

Member Function Documentation

as()

template<class T>

const T * LIEF::dwarf::Location::as ( ) const

inline

References as(), and LIEF_LIFETIMEBOUND.

Referenced by as().

operator=() [1/2]

Location & LIEF::dwarf::Location::operator= ( const Location & )

default

References Location().

operator=() [2/2]

Location & LIEF::dwarf::Location::operator= ( Location && )

defaultnoexcept

References Location().

to_string()

std::string LIEF::dwarf::Location::to_string

(

)

const

Human-readable description of this location.

Referenced by operator<<.

Member Data Documentation

type

Type LIEF::dwarf::Location::type = Type::UNKNOWN

Referenced by LIEF::dwarf::AddressLoc::classof(), LIEF::dwarf::ExpressionLoc::classof(), LIEF::dwarf::FrameBaseLoc::classof(), LIEF::dwarf::RegisterLoc::classof(), LIEF::dwarf::RegisterOffsetLoc::classof(), LIEF::dwarf::UnavailableLoc::classof(), and Location().

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

• Location.hpp