cprover
ssa_exprt Class Reference

Expression providing an SSA-renamed symbol of expressions. More...

#include <ssa_expr.h>

Inheritance diagram for ssa_exprt:
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Collaboration diagram for ssa_exprt:
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Public Member Functions

 ssa_exprt ()
 
 ssa_exprt (const exprt &expr)
 Constructor. More...
 
void update_type ()
 
const exprtget_original_expr () const
 
irep_idt get_object_name () const
 
const ssa_exprt get_l1_object () const
 
const irep_idt get_l1_object_identifier () const
 
const irep_idt get_original_name () const
 
void set_level_0 (unsigned i)
 
void set_level_1 (unsigned i)
 
void set_level_2 (unsigned i)
 
void remove_level_2 ()
 
const irep_idt get_level_0 () const
 
const irep_idt get_level_1 () const
 
const irep_idt get_level_2 () const
 
void update_identifier ()
 
- Public Member Functions inherited from symbol_exprt
 symbol_exprt ()
 
 symbol_exprt (const irep_idt &identifier)
 Constructor. More...
 
 symbol_exprt (const typet &type)
 Constructor. More...
 
 symbol_exprt (const irep_idt &identifier, const typet &type)
 Constructor. More...
 
void set_identifier (const irep_idt &identifier)
 
const irep_idtget_identifier () const
 
- Public Member Functions inherited from exprt
 exprt ()
 
 exprt (const irep_idt &_id)
 
 exprt (const irep_idt &_id, const typet &_type)
 
typettype ()
 
const typettype () const
 
bool has_operands () const
 
operandstoperands ()
 
const operandstoperands () const
 
exprtop0 ()
 
exprtop1 ()
 
exprtop2 ()
 
exprtop3 ()
 
const exprtop0 () const
 
const exprtop1 () const
 
const exprtop2 () const
 
const exprtop3 () const
 
void reserve_operands (operandst::size_type n)
 
void move_to_operands (exprt &expr)
 
void move_to_operands (exprt &e1, exprt &e2)
 
void move_to_operands (exprt &e1, exprt &e2, exprt &e3)
 
void copy_to_operands (const exprt &expr)
 
void copy_to_operands (const exprt &e1, const exprt &e2)
 
void copy_to_operands (const exprt &e1, const exprt &e2, const exprt &e3)
 
void make_typecast (const typet &_type)
 
void make_not ()
 
void make_true ()
 
void make_false ()
 
void make_bool (bool value)
 
bool is_constant () const
 
bool is_true () const
 
bool is_false () const
 
bool is_zero () const
 
bool is_one () const
 
bool is_boolean () const
 
const source_locationtfind_source_location () const
 
const source_locationtsource_location () const
 
source_locationtadd_source_location ()
 
exprtadd_expr (const irep_idt &name)
 
const exprtfind_expr (const irep_idt &name) const
 
void visit (class expr_visitort &visitor)
 
void visit (class const_expr_visitort &visitor) const
 
depth_iteratort depth_begin ()
 
depth_iteratort depth_end ()
 
const_depth_iteratort depth_begin () const
 
const_depth_iteratort depth_end () const
 
const_depth_iteratort depth_cbegin () const
 
const_depth_iteratort depth_cend () const
 
depth_iteratort depth_begin (std::function< exprt &()> mutate_root) const
 
const_unique_depth_iteratort unique_depth_begin () const
 
const_unique_depth_iteratort unique_depth_end () const
 
const_unique_depth_iteratort unique_depth_cbegin () const
 
const_unique_depth_iteratort unique_depth_cend () const
 
- Public Member Functions inherited from irept
bool is_nil () const
 
bool is_not_nil () const
 
 irept (const irep_idt &_id)
 
 irept ()
 
 irept (const irept &irep)
 
 irept (irept &&irep)
 
ireptoperator= (const irept &irep)
 
ireptoperator= (irept &&irep)
 
 ~irept ()
 
const irep_idtid () const
 
const std::string & id_string () const
 
void id (const irep_idt &_data)
 
const ireptfind (const irep_namet &name) const
 
ireptadd (const irep_namet &name)
 
ireptadd (const irep_namet &name, const irept &irep)
 
const std::string & get_string (const irep_namet &name) const
 
const irep_idtget (const irep_namet &name) const
 
bool get_bool (const irep_namet &name) const
 
signed int get_int (const irep_namet &name) const
 
unsigned int get_unsigned_int (const irep_namet &name) const
 
std::size_t get_size_t (const irep_namet &name) const
 
long long get_long_long (const irep_namet &name) const
 
void set (const irep_namet &name, const irep_idt &value)
 
void set (const irep_namet &name, const irept &irep)
 
void set (const irep_namet &name, const long long value)
 
void remove (const irep_namet &name)
 
void move_to_sub (irept &irep)
 
void move_to_named_sub (const irep_namet &name, irept &irep)
 
bool operator== (const irept &other) const
 
bool operator!= (const irept &other) const
 
void swap (irept &irep)
 
bool operator< (const irept &other) const
 defines ordering on the internal representation More...
 
bool ordering (const irept &other) const
 defines ordering on the internal representation More...
 
int compare (const irept &i) const
 defines ordering on the internal representation More...
 
void clear ()
 
void make_nil ()
 
subtget_sub ()
 
const subtget_sub () const
 
named_subtget_named_sub ()
 
const named_subtget_named_sub () const
 
named_subtget_comments ()
 
const named_subtget_comments () const
 
std::size_t hash () const
 
std::size_t full_hash () const
 
bool full_eq (const irept &other) const
 
std::string pretty (unsigned indent=0, unsigned max_indent=0) const
 
const dtread () const
 
dtwrite ()
 

Static Public Member Functions

static std::pair< irep_idt, irep_idtbuild_identifier (const exprt &src, const irep_idt &l0, const irep_idt &l1, const irep_idt &l2)
 
static bool can_build_identifier (const exprt &src)
 

Additional Inherited Members

- Public Types inherited from exprt
typedef std::vector< exprtoperandst
 
- Public Types inherited from irept
typedef std::vector< ireptsubt
 
typedef std::map< irep_namet, ireptnamed_subt
 
- Protected Member Functions inherited from irept
void detach ()
 
- Static Protected Member Functions inherited from irept
static bool is_comment (const irep_namet &name)
 
static void remove_ref (dt *old_data)
 
static void nonrecursive_destructor (dt *old_data)
 Does the same as remove_ref, but using an explicit stack instead of recursion. More...
 
- Protected Attributes inherited from irept
dtdata
 
- Static Protected Attributes inherited from irept
static dt empty_d
 

Detailed Description

Expression providing an SSA-renamed symbol of expressions.

Definition at line 17 of file ssa_expr.h.

Constructor & Destructor Documentation

◆ ssa_exprt() [1/2]

ssa_exprt::ssa_exprt ( )
inline

Definition at line 20 of file ssa_expr.h.

◆ ssa_exprt() [2/2]

ssa_exprt::ssa_exprt ( const exprt expr)
inlineexplicit

Constructor.

Parameters
exprExpression to be converted to SSA symbol

Definition at line 28 of file ssa_expr.h.

References irept::add(), and update_identifier().

Member Function Documentation

◆ build_identifier()

std::pair< irep_idt, irep_idt > ssa_exprt::build_identifier ( const exprt src,
const irep_idt l0,
const irep_idt l1,
const irep_idt l2 
)
static

Definition at line 87 of file ssa_expr.cpp.

References build_ssa_identifier_rec().

Referenced by update_identifier().

◆ can_build_identifier()

bool ssa_exprt::can_build_identifier ( const exprt src)
static

Definition at line 76 of file ssa_expr.cpp.

References irept::id(), and exprt::op0().

Referenced by interpretert::execute_assign().

◆ get_l1_object()

const ssa_exprt ssa_exprt::get_l1_object ( ) const
inline

◆ get_l1_object_identifier()

const irep_idt ssa_exprt::get_l1_object_identifier ( ) const
inline

Definition at line 66 of file ssa_expr.h.

References symbol_exprt::get_identifier(), and get_l1_object().

Referenced by goto_symex_statet::level1t::operator()().

◆ get_level_0()

const irep_idt ssa_exprt::get_level_0 ( ) const
inline

Definition at line 107 of file ssa_expr.h.

Referenced by goto_symex_statet::level0t::operator()(), and update_identifier().

◆ get_level_1()

const irep_idt ssa_exprt::get_level_1 ( ) const
inline

◆ get_level_2()

const irep_idt ssa_exprt::get_level_2 ( ) const
inline

◆ get_object_name()

◆ get_original_expr()

◆ get_original_name()

const irep_idt ssa_exprt::get_original_name ( ) const
inline

◆ remove_level_2()

◆ set_level_0()

void ssa_exprt::set_level_0 ( unsigned  i)
inline

◆ set_level_1()

void ssa_exprt::set_level_1 ( unsigned  i)
inline

Definition at line 89 of file ssa_expr.h.

References update_identifier().

Referenced by goto_symex_statet::level1t::operator()().

◆ set_level_2()

◆ update_identifier()

void ssa_exprt::update_identifier ( )
inline

◆ update_type()

void ssa_exprt::update_type ( )
inline

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