CBMC
•All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Modules Pages
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
dimacs_cnf_dumpt Class Reference

#include <dimacs_cnf.h>

+ Inheritance diagram for dimacs_cnf_dumpt:
+ Collaboration diagram for dimacs_cnf_dumpt:

Public Member Functions

 dimacs_cnf_dumpt (std::ostream &_out, message_handlert &message_handler)
 
virtual ~dimacs_cnf_dumpt ()
 
std::string solver_text () const override
 
void lcnf (const bvt &bv) override
 
tvt l_get (literalt) const override
 
size_t no_clauses () const override
 
- Public Member Functions inherited from cnft
 cnft (message_handlert &message_handler)
 
virtual ~cnft ()
 
virtual literalt land (literalt a, literalt b) override
 
virtual literalt lor (literalt a, literalt b) override
 
virtual literalt land (const bvt &bv) override
 Tseitin encoding of conjunction between multiple literals.
 
virtual literalt lor (const bvt &bv) override
 Tseitin encoding of disjunction between multiple literals.
 
virtual literalt lxor (const bvt &bv) override
 Tseitin encoding of XOR between multiple literals.
 
virtual literalt lxor (literalt a, literalt b) override
 
virtual literalt lnand (literalt a, literalt b) override
 
virtual literalt lnor (literalt a, literalt b) override
 
virtual literalt lequal (literalt a, literalt b) override
 
virtual literalt limplies (literalt a, literalt b) override
 
virtual literalt lselect (literalt a, literalt b, literalt c) override
 
virtual literalt new_variable () override
 Generate a new variable and return it as a literal.
 
bvt new_variables (std::size_t width) override
 Generate a vector of new variables.
 
virtual size_t no_variables () const override
 
virtual void set_no_variables (size_t no)
 
- Public Member Functions inherited from propt
 propt (message_handlert &message_handler)
 
virtual ~propt ()
 
virtual void set_equal (literalt a, literalt b)
 asserts a==b in the propositional formula
 
virtual void l_set_to (literalt a, bool value)
 
void l_set_to_true (literalt a)
 
void l_set_to_false (literalt a)
 
void lcnf (literalt l0, literalt l1)
 
void lcnf (literalt l0, literalt l1, literalt l2)
 
void lcnf (literalt l0, literalt l1, literalt l2, literalt l3)
 
virtual bool has_set_to () const
 
virtual bool cnf_handled_well () const
 
virtual bool has_assumptions () const
 
virtual void set_variable_name (literalt, const irep_idt &)
 
resultt prop_solve ()
 
resultt prop_solve (const bvt &assumptions)
 
virtual void set_assignment (literalt a, bool value)=0
 
virtual bool is_in_conflict (literalt l) const =0
 Returns true if an assumption is in the final conflict.
 
virtual bool has_is_in_conflict () const
 
virtual void set_frozen (literalt)
 
virtual void set_time_limit_seconds (uint32_t)
 
std::size_t get_number_of_solver_calls () const
 

Protected Member Functions

resultt do_prop_solve (const bvt &) override
 
- Protected Member Functions inherited from cnft
void gate_and (literalt a, literalt b, literalt o)
 Tseitin encoding of conjunction of two literals.
 
void gate_or (literalt a, literalt b, literalt o)
 Tseitin encoding of disjunction of two literals.
 
void gate_xor (literalt a, literalt b, literalt o)
 Tseitin encoding of XOR of two literals.
 
void gate_nand (literalt a, literalt b, literalt o)
 Tseitin encoding of NAND of two literals.
 
void gate_nor (literalt a, literalt b, literalt o)
 Tseitin encoding of NOR of two literals.
 
void gate_equal (literalt a, literalt b, literalt o)
 Tseitin encoding of equality between two literals.
 
void gate_implies (literalt a, literalt b, literalt o)
 Tseitin encoding of implication between two literals.
 
bool process_clause (const bvt &bv, bvt &dest) const
 filter 'true' from clause, eliminate duplicates, recognise trivially satisfied clauses
 

Protected Attributes

std::ostream & out
 
- Protected Attributes inherited from cnft
size_t _no_variables
 
- Protected Attributes inherited from propt
bvt lcnf_bv
 
messaget log
 
std::size_t number_of_solver_calls = 0
 

Additional Inherited Members

- Public Types inherited from propt
enum class  resultt { P_SATISFIABLE , P_UNSATISFIABLE , P_ERROR }
 
- Static Protected Member Functions inherited from cnft
static bvt eliminate_duplicates (const bvt &)
 eliminate duplicates from given vector of literals
 
static bool is_all (const bvt &bv, literalt l)
 

Detailed Description

Definition at line 45 of file dimacs_cnf.h.

Constructor & Destructor Documentation

◆ dimacs_cnf_dumpt()

dimacs_cnf_dumpt::dimacs_cnf_dumpt ( std::ostream &  _out,
message_handlert &  message_handler 
)

Definition at line 31 of file dimacs_cnf.cpp.

◆ ~dimacs_cnf_dumpt()

virtual dimacs_cnf_dumpt::~dimacs_cnf_dumpt ( )
inlinevirtual

Definition at line 49 of file dimacs_cnf.h.

Member Function Documentation

◆ do_prop_solve()

resultt dimacs_cnf_dumpt::do_prop_solve ( const bvt &  )
inlineoverrideprotectedvirtual

Implements propt.

Definition at line 69 of file dimacs_cnf.h.

◆ l_get()

tvt dimacs_cnf_dumpt::l_get ( literalt  ) const
inlineoverridevirtual

Implements propt.

Definition at line 58 of file dimacs_cnf.h.

◆ lcnf()

void dimacs_cnf_dumpt::lcnf ( const bvt &  bv)
overridevirtual

Implements propt.

Definition at line 98 of file dimacs_cnf.cpp.

◆ no_clauses()

size_t dimacs_cnf_dumpt::no_clauses ( ) const
inlineoverridevirtual

Implements cnft.

Definition at line 63 of file dimacs_cnf.h.

◆ solver_text()

std::string dimacs_cnf_dumpt::solver_text ( ) const
inlineoverridevirtual

Implements propt.

Definition at line 51 of file dimacs_cnf.h.

Member Data Documentation

◆ out

std::ostream& dimacs_cnf_dumpt::out
protected

Definition at line 74 of file dimacs_cnf.h.

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