chain_t Class Reference

ud (use->def) and du (def->use) chain. More...

#include <hexrays.hpp>

Inheritance diagram for chain_t:

Public Member Functions
	chain_t (mopt_t t, sval_t off, int w=1, int v=-1)
	chain_t (const voff_t &_k, int w=1)
void	set_value (const chain_t &r)
const voff_t &	key () const
bool	is_inited () const
bool	is_reg () const
bool	is_stkoff () const
bool	is_replaced () const
bool	is_overlapped () const
bool	is_fake () const
bool	is_passreg () const
bool	is_term () const
void	set_inited (bool b)
void	set_replaced (bool b)
void	set_overlapped (bool b)
void	set_term (bool b)
mreg_t	get_reg () const
sval_t	get_stkoff () const
bool	overlap (const chain_t &r) const
bool	includes (const chain_t &r) const
const voff_t	endoff () const
bool	operator< (const chain_t &r) const
void	print (qstring *vout) const
const char *	dstr () const
void	append_list (const mba_t *mba, mlist_t *list) const
	Append the contents of the chain to the specified list of locations. More...
void	clear_varnum ()

Public Attributes
int	width = 0
	size of the value in bytes More...
int	varnum = -1
	allocated variable index (-1 - not allocated yet) More...
uchar	flags
	combination Chain properties bits More...

Detailed Description

ud (use->def) and du (def->use) chain.

We store in chains only the block numbers, not individual instructions See https://en.wikipedia.org/wiki/Use-define_chain

Examples

hexrays_sample12.cpp, and hexrays_sample18.cpp.

Definition at line 3305 of file hexrays.hpp.

Constructor & Destructor Documentation

chain_t() [1/3]

chain_t::chain_t

(

)

Definition at line 3323 of file hexrays.hpp.

chain_t() [2/3]

chain_t::chain_t	(	mopt_t	t,
		sval_t	off,
		int	w = 1,
		int	v = -1
	)

Definition at line 3324 of file hexrays.hpp.

chain_t() [3/3]

chain_t::chain_t	(	const voff_t &	_k,
		int	w = 1
	)

Definition at line 3326 of file hexrays.hpp.

Member Function Documentation

append_list()

void chain_t::append_list	(	const mba_t *	mba,
		mlist_t *	list
	)		const

Append the contents of the chain to the specified list of locations.

Definition at line 10861 of file hexrays.hpp.

clear_varnum()

void chain_t::clear_varnum

(

)

Definition at line 3357 of file hexrays.hpp.

dstr()

const char * chain_t::dstr

(

)

const

Definition at line 10855 of file hexrays.hpp.

endoff()

const voff_t chain_t::endoff

(

)

const

Definition at line 3349 of file hexrays.hpp.

get_reg()

mreg_t chain_t::get_reg

(

)

const

Definition at line 3343 of file hexrays.hpp.

get_stkoff()

sval_t chain_t::get_stkoff

(

)

const

Definition at line 3344 of file hexrays.hpp.

includes()

bool chain_t::includes

(

const chain_t &

r

)

const

Definition at line 3347 of file hexrays.hpp.

is_fake()

bool chain_t::is_fake

(

)

const

Definition at line 3336 of file hexrays.hpp.

is_inited()

bool chain_t::is_inited

(

)

const

Definition at line 3331 of file hexrays.hpp.

is_overlapped()

bool chain_t::is_overlapped

(

)

const

Definition at line 3335 of file hexrays.hpp.

is_passreg()

bool chain_t::is_passreg

(

)

const

Definition at line 3337 of file hexrays.hpp.

is_reg()

bool chain_t::is_reg

(

)

const

Definition at line 3332 of file hexrays.hpp.

is_replaced()

bool chain_t::is_replaced

(

)

const

Definition at line 3334 of file hexrays.hpp.

is_stkoff()

bool chain_t::is_stkoff

(

)

const

Definition at line 3333 of file hexrays.hpp.

is_term()

bool chain_t::is_term

(

)

const

Definition at line 3338 of file hexrays.hpp.

key()

const voff_t & chain_t::key

(

)

const

Definition at line 3330 of file hexrays.hpp.

operator<()

bool chain_t::operator<

(

const chain_t &

r

)

const

Definition at line 3351 of file hexrays.hpp.

overlap()

bool chain_t::overlap

(

const chain_t &

r

)

const

Definition at line 3345 of file hexrays.hpp.

print()

void chain_t::print

(

qstring *

vout

)

const

Definition at line 10849 of file hexrays.hpp.

set_inited()

void chain_t::set_inited

(

bool

b

)

Definition at line 3339 of file hexrays.hpp.

set_overlapped()

void chain_t::set_overlapped

(

bool

b

)

Definition at line 3341 of file hexrays.hpp.

set_replaced()

void chain_t::set_replaced

(

bool

b

)

Definition at line 3340 of file hexrays.hpp.

set_term()

void chain_t::set_term

(

bool

b

)

Definition at line 3342 of file hexrays.hpp.

set_value()

void chain_t::set_value

(

const chain_t &

r

)

Definition at line 3328 of file hexrays.hpp.

Member Data Documentation

flags

uchar chain_t::flags

combination Chain properties bits

Definition at line 3313 of file hexrays.hpp.

varnum

int chain_t::varnum = -1

allocated variable index (-1 - not allocated yet)

Definition at line 3312 of file hexrays.hpp.

width

int chain_t::width = 0

size of the value in bytes

Definition at line 3311 of file hexrays.hpp.