cprover
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#include <satcheck_zchaff.h>
Public Member Functions | |
satcheck_zchaff_baset (CSolver *_solver) | |
virtual | ~satcheck_zchaff_baset () |
virtual const std::string | solver_text () |
virtual resultt | prop_solve () |
virtual tvt | l_get (literalt a) const |
virtual void | set_assignment (literalt a, bool value) |
virtual void | copy_cnf () |
CSolver * | zchaff_solver () |
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cnf_clause_listt () | |
virtual | ~cnf_clause_listt () |
virtual void | lcnf (const bvt &bv) |
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 &) |
virtual bool | has_set_assumptions () const |
virtual void | set_variable_name (literalt, const irep_idt &) |
bvt | new_variables (std::size_t width) |
generates a bitvector of given width with new variables More... | |
virtual bool | is_in_conflict (literalt l) const =0 |
Returns true if an assumption is in the final conflict. More... | |
virtual bool | has_is_in_conflict () const |
virtual void | set_frozen (literalt) |
virtual void | set_time_limit_seconds (uint32_t) |
Protected Types | |
enum | statust { INIT, SAT, UNSAT, ERROR } |
Protected Attributes | |
CSolver * | solver |
statust | status |
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clausest | clauses |
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size_t | _no_variables |
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bvt | lcnf_bv |
Additional Inherited Members | |
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typedef std::list< bvt > | clausest |
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enum | resultt { resultt::P_SATISFIABLE, resultt::P_UNSATISFIABLE, resultt::P_ERROR } |
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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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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) |
Definition at line 21 of file satcheck_zchaff.h.
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protected |
Enumerator | |
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INIT | |
SAT | |
UNSAT | |
ERROR |
Definition at line 41 of file satcheck_zchaff.h.
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explicit |
Definition at line 15 of file satcheck_zchaff.cpp.
References INIT, solver, and messaget::status().
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virtual |
Definition at line 22 of file satcheck_zchaff.cpp.
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virtual |
Definition at line 57 of file satcheck_zchaff.cpp.
References cnf_clause_listt::clauses, INIT, cnft::no_variables(), solver, and messaget::status().
Referenced by prop_solve().
Reimplemented from cnf_clause_listt.
Definition at line 26 of file satcheck_zchaff.cpp.
References literalt::is_false(), literalt::is_true(), messaget::result(), SAT, literalt::sign(), solver, messaget::status(), tvt::TV_UNKNOWN, and literalt::var_no().
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virtual |
Reimplemented from cnf_clause_listt.
Definition at line 71 of file satcheck_zchaff.cpp.
References cnft::_no_variables, copy_cnf(), messaget::eom(), ERROR, INIT, messaget::result(), SAT, solver, messaget::status(), to_string(), and UNSAT.
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virtual |
Implements propt.
Definition at line 157 of file satcheck_zchaff.cpp.
References literalt::sign(), solver, and literalt::var_no().
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virtual |
Reimplemented from cnf_clause_listt.
Definition at line 52 of file satcheck_zchaff.cpp.
References solver.
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inline |
Definition at line 33 of file satcheck_zchaff.h.
References solver.
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protected |
Definition at line 39 of file satcheck_zchaff.h.
Referenced by copy_cnf(), l_get(), prop_solve(), satcheck_zchaff_baset(), set_assignment(), solver_text(), zchaff_solver(), and satcheck_zchafft::~satcheck_zchafft().
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protected |
Definition at line 42 of file satcheck_zchaff.h.