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add model checker to external

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-02-08 13:03:57 -08:00
parent a0b5f6937b
commit 72a7164e2d
4 changed files with 80 additions and 14 deletions
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8
src/sat/ba_solver.h
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@ -302,7 +302,6 @@ namespace sat {
void cleanup_clauses();
void cleanup_constraints();
void cleanup_constraints(ptr_vector<constraint>& cs, bool learned);
void ensure_external(constraint const& c);
void remove_constraint(constraint& c, char const* reason);
// constraints
@ -328,6 +327,7 @@ namespace sat {
void attach_constraint(constraint const& c);
void detach_constraint(constraint const& c);
lbool eval(constraint const& c) const;
lbool eval(model const& m, constraint const& c) const;
lbool eval(lbool a, lbool b) const;
void assert_unconstrained(literal lit, literal_vector const& lits);
void flush_roots(constraint& c);
@ -348,6 +348,7 @@ namespace sat {
bool clausify(card& c);
bool clausify(literal lit, unsigned n, literal const* lits, unsigned k);
lbool eval(card const& c) const;
lbool eval(model const& m, card const& c) const;
double get_reward(card const& c, literal_occs_fun& occs) const;
@ -362,6 +363,7 @@ namespace sat {
bool clausify(xr& x);
void flush_roots(xr& x);
lbool eval(xr const& x) const;
lbool eval(model const& m, xr const& x) const;
// pb functionality
unsigned m_a_max;
@ -379,6 +381,7 @@ namespace sat {
bool clausify(pb& p);
bool is_cardinality(pb const& p, literal_vector& lits);
lbool eval(pb const& p) const;
lbool eval(model const& m, pb const& p) const;
double get_reward(pb const& p, literal_occs_fun& occs) const;
// access solver
@ -463,6 +466,8 @@ namespace sat {
void copy_core(ba_solver* result, bool learned);
void copy_constraints(ba_solver* result, ptr_vector<constraint> const& constraints);
bool check_model(model const& m, constraint const& c) const;
public:
ba_solver();
virtual ~ba_solver();
@ -497,6 +502,7 @@ namespace sat {
virtual bool is_extended_binary(ext_justification_idx idx, literal_vector & r);
virtual void init_use_list(ext_use_list& ul);
virtual bool is_blocked(literal l, ext_constraint_idx idx);
virtual bool check_model(model const& m) const;
ptr_vector<constraint> const & constraints() const { return m_constraints; }
void display(std::ostream& out, constraint const& c, bool values) const;