cprover
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#include <qdimacs_core.h>
Public Types | |
enum | modeltypet { M_TRUE, M_FALSE, M_DONTCARE, M_COMPLEX } |
typedef std::pair< exprt, unsigned > | symbol_mapt |
typedef std::map< unsigned, symbol_mapt > | variable_mapt |
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typedef std::vector< quantifiert > | quantifierst |
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typedef std::list< bvt > | clausest |
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enum | resultt { resultt::P_SATISFIABLE, resultt::P_UNSATISFIABLE, resultt::P_ERROR } |
Public Member Functions | |
virtual tvt | l_get (literalt a) const =0 |
virtual bool | is_in_core (literalt l) const =0 |
virtual modeltypet | m_get (literalt a) const =0 |
virtual const exprt | f_get (literalt v)=0 |
void | simplify_extractbits (exprt &expr) const |
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qdimacs_cnft () | |
virtual | ~qdimacs_cnft () |
virtual void | write_qdimacs_cnf (std::ostream &out) |
virtual const std::string | solver_text () |
virtual void | add_quantifier (const quantifiert &quantifier) |
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 |
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dimacs_cnft () | |
virtual | ~dimacs_cnft () |
virtual void | write_dimacs_cnf (std::ostream &out) |
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cnf_clause_listt () | |
virtual | ~cnf_clause_listt () |
virtual void | lcnf (const bvt &bv) |
virtual resultt | prop_solve () |
virtual size_t | no_clauses () const |
clausest & | get_clauses () |
void | copy_to (cnft &cnf) const |
size_t | hash () const |
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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 |
virtual void | set_no_variables (size_t no) |
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... | |
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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) |
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virtual | ~prop_assignmentt () |
Public Attributes | |
variable_mapt | variable_map |
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quantifierst | quantifiers |
Additional Inherited Members | |
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static size_t | hash_clause (const bvt &bv) |
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static bvt | eliminate_duplicates (const bvt &) |
eliminate duplicates from given vector of literals More... | |
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void | write_prefix (std::ostream &out) const |
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void | write_problem_line (std::ostream &out) |
void | write_clauses (std::ostream &out) |
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bool | process_clause (const bvt &bv, bvt &dest) |
filter 'true' from clause, eliminate duplicates, recognise trivially satisfied clauses More... | |
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static bool | is_all (const bvt &bv, literalt l) |
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bool | break_lines |
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clausest | clauses |
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size_t | _no_variables |
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bvt | lcnf_bv |
Definition at line 19 of file qdimacs_core.h.
typedef std::pair<exprt, unsigned> qdimacs_coret::symbol_mapt |
Definition at line 28 of file qdimacs_core.h.
typedef std::map<unsigned, symbol_mapt> qdimacs_coret::variable_mapt |
Definition at line 29 of file qdimacs_core.h.
Enumerator | |
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M_TRUE | |
M_FALSE | |
M_DONTCARE | |
M_COMPLEX |
Definition at line 25 of file qdimacs_core.h.
Implemented in qbf_qube_coret, qbf_squolem_coret, and qbf_bdd_certificatet.
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pure virtual |
Implemented in qbf_bdd_coret, qbf_squolem_coret, qbf_qube_coret, and qbf_skizzo_coret.
Reimplemented from cnf_clause_listt.
Implemented in qbf_bdd_coret, qbf_bdd_certificatet, qbf_qube_coret, and qbf_squolem_coret.
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pure virtual |
Implemented in qbf_bdd_coret, qbf_qube_coret, qbf_squolem_coret, and qbf_skizzo_coret.
void qdimacs_coret::simplify_extractbits | ( | exprt & | expr | ) | const |
Definition at line 14 of file qdimacs_core.cpp.
References forall_operands, irept::id(), exprt::op1(), exprt::operands(), irept::set(), and to_integer().
Referenced by qbf_bdd_certificatet::f_get(), and qbf_squolem_coret::f_get_dnf().
variable_mapt qdimacs_coret::variable_map |
Definition at line 30 of file qdimacs_core.h.
Referenced by qbf_bdd_certificatet::f_get(), qbf_squolem_coret::f_get(), and qbf_squolem_coret::setup().