cprover
qbf_squolemt Class Reference

#include <qbf_squolem.h>

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

 qbf_squolemt ()
 
virtual ~qbf_squolemt ()
 
virtual const std::string solver_text ()
 
virtual resultt prop_solve ()
 
virtual tvt l_get (literalt a) const
 
virtual void lcnf (const bvt &bv)
 
virtual void add_quantifier (const quantifiert &quantifier)
 
virtual void set_quantifier (const quantifiert::typet type, const literalt l)
 
virtual void set_no_variables (size_t no)
 
virtual size_t no_clauses () const
 
- Public Member Functions inherited from qdimacs_cnft
 qdimacs_cnft ()
 
virtual ~qdimacs_cnft ()
 
virtual void write_qdimacs_cnf (std::ostream &out)
 
void add_quantifier (const quantifiert::typet type, const literalt l)
 
void add_existential_quantifier (const literalt l)
 
void add_universal_quantifier (const literalt l)
 
bool is_quantified (const literalt l) const
 
bool find_quantifier (const literalt l, quantifiert &q) const
 
virtual void set_quantifier (const quantifiert::typet type, const literalt l)
 
void copy_to (qdimacs_cnft &cnf) const
 
bool operator== (const qdimacs_cnft &other) const
 
size_t hash () const
 
- Public Member Functions inherited from dimacs_cnft
 dimacs_cnft ()
 
virtual ~dimacs_cnft ()
 
virtual void write_dimacs_cnf (std::ostream &out)
 
- Public Member Functions inherited from cnf_clause_listt
 cnf_clause_listt ()
 
virtual ~cnf_clause_listt ()
 
clausestget_clauses ()
 
void copy_to (cnft &cnf) const
 
size_t hash () const
 
- Public Member Functions inherited from cnft
 cnft ()
 
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. More...
 
virtual literalt lor (const bvt &bv) override
 Tseitin encoding of disjunction between multiple literals. More...
 
virtual literalt lxor (const bvt &bv) override
 Tseitin encoding of XOR between multiple literals. More...
 
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. More...
 
virtual size_t no_variables () const override
 
void gate_and (literalt a, literalt b, literalt o)
 Tseitin encoding of conjunction of two literals. More...
 
void gate_or (literalt a, literalt b, literalt o)
 Tseitin encoding of disjunction of two literals. More...
 
void gate_xor (literalt a, literalt b, literalt o)
 Tseitin encoding of XOR of two literals. More...
 
void gate_nand (literalt a, literalt b, literalt o)
 Tseitin encoding of NAND of two literals. More...
 
void gate_nor (literalt a, literalt b, literalt o)
 Tseitin encoding of NOR of two literals. More...
 
void gate_equal (literalt a, literalt b, literalt o)
 Tseitin encoding of equality between two literals. More...
 
void gate_implies (literalt a, literalt b, literalt o)
 Tseitin encoding of implication between two literals. More...
 
- Public Member Functions inherited from propt
 propt ()
 
virtual ~propt ()
 
virtual void set_equal (literalt a, literalt b)
 asserts a==b in the propositional formula More...
 
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 void set_assumptions (const bvt &_assumptions)
 
virtual bool has_set_assumptions () const
 
virtual void set_variable_name (literalt a, const std::string &name)
 
bvt new_variables (std::size_t width)
 generates a bitvector of given width with new variables More...
 
virtual void set_assignment (literalt a, bool value)
 
virtual void copy_assignment_from (const propt &prop)
 
virtual bool is_in_conflict (literalt l) const
 
virtual bool has_is_in_conflict () const
 
virtual void set_frozen (literalt a)
 
- Public Member Functions inherited from messaget
virtual void set_message_handler (message_handlert &_message_handler)
 
message_handlertget_message_handler ()
 
 messaget ()
 
 messaget (const messaget &other)
 
 messaget (message_handlert &_message_handler)
 
virtual ~messaget ()
 
mstreamtget_mstream (unsigned message_level)
 
mstreamterror ()
 
mstreamtwarning ()
 
mstreamtresult ()
 
mstreamtstatus ()
 
mstreamtstatistics ()
 
mstreamtprogress ()
 
mstreamtdebug ()
 
- Public Member Functions inherited from prop_assignmentt
virtual ~prop_assignmentt ()
 

Protected Attributes

Squolem2 squolem
 
bool early_decision
 
- Protected Attributes inherited from dimacs_cnft
bool break_lines
 
- Protected Attributes inherited from cnf_clause_listt
clausest clauses
 
- Protected Attributes inherited from cnft
size_t _no_variables
 
- Protected Attributes inherited from propt
bvt lcnf_bv
 
- Protected Attributes inherited from messaget
message_handlertmessage_handler
 
mstreamt mstream
 

Additional Inherited Members

- Public Types inherited from qdimacs_cnft
typedef std::vector< quantifiertquantifierst
 
- Public Types inherited from cnf_clause_listt
typedef std::list< bvtclausest
 
- Public Types inherited from propt
enum  resultt { resultt::P_SATISFIABLE, resultt::P_UNSATISFIABLE, resultt::P_ERROR }
 
- Public Types inherited from messaget
enum  message_levelt {
  M_ERROR =1, M_WARNING =2, M_RESULT =4, M_STATUS =6,
  M_STATISTICS =8, M_PROGRESS =9, M_DEBUG =10
}
 
- Static Public Member Functions inherited from cnf_clause_listt
static size_t hash_clause (const bvt &bv)
 
- Static Public Member Functions inherited from cnft
static bvt eliminate_duplicates (const bvt &)
 eliminate duplicates from given vector of literals More...
 
- Static Public Member Functions inherited from messaget
static mstreamteom (mstreamt &m)
 
static mstreamtendl (mstreamt &m)
 
- Public Attributes inherited from qdimacs_cnft
quantifierst quantifiers
 
- Protected Member Functions inherited from qdimacs_cnft
void write_prefix (std::ostream &out) const
 
- Protected Member Functions inherited from dimacs_cnft
void write_problem_line (std::ostream &out)
 
void write_clauses (std::ostream &out)
 
- Protected Member Functions inherited from cnft
bool process_clause (const bvt &bv, bvt &dest)
 filter 'true' from clause, eliminate duplicates, recognise trivially satisfied clauses More...
 
- Static Protected Member Functions inherited from cnft
static bool is_all (const bvt &bv, literalt l)
 

Detailed Description

Definition at line 19 of file qbf_squolem.h.

Constructor & Destructor Documentation

§ qbf_squolemt()

qbf_squolemt::qbf_squolemt ( )

Definition at line 14 of file qbf_squolem.cpp.

§ ~qbf_squolemt()

qbf_squolemt::~qbf_squolemt ( )
virtual

Definition at line 19 of file qbf_squolem.cpp.

References squolem.

Member Function Documentation

§ add_quantifier()

void qbf_squolemt::add_quantifier ( const quantifiert quantifier)
virtual

§ l_get()

tvt qbf_squolemt::l_get ( literalt  a) const
virtual

Reimplemented from cnf_clause_listt.

Definition at line 24 of file qbf_squolem.cpp.

§ lcnf()

void qbf_squolemt::lcnf ( const bvt bv)
virtual

Reimplemented from cnf_clause_listt.

Definition at line 71 of file qbf_squolem.cpp.

References early_decision, cnft::process_clause(), and squolem.

§ no_clauses()

virtual size_t qbf_squolemt::no_clauses ( ) const
inlinevirtual

Reimplemented from cnf_clause_listt.

Definition at line 37 of file qbf_squolem.h.

Referenced by prop_solve().

§ prop_solve()

propt::resultt qbf_squolemt::prop_solve ( )
virtual

§ set_no_variables()

void qbf_squolemt::set_no_variables ( size_t  no)
virtual

Reimplemented from cnft.

Definition at line 109 of file qbf_squolem.cpp.

References cnft::set_no_variables(), and squolem.

§ set_quantifier()

void qbf_squolemt::set_quantifier ( const quantifiert::typet  type,
const literalt  l 
)
virtual

Definition at line 115 of file qbf_squolem.cpp.

References qdimacs_cnft::set_quantifier(), squolem, and literalt::var_no().

§ solver_text()

const std::string qbf_squolemt::solver_text ( )
virtual

Reimplemented from qdimacs_cnft.

Definition at line 29 of file qbf_squolem.cpp.

Member Data Documentation

§ early_decision

bool qbf_squolemt::early_decision
protected

Definition at line 23 of file qbf_squolem.h.

Referenced by lcnf(), and prop_solve().

§ squolem

Squolem2 qbf_squolemt::squolem
protected

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