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adding incremental cubing from API

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-09-28 09:06:17 -07:00
parent 260c27d58a
commit e507a6ccd1
18 changed files with 194 additions and 9 deletions
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5
src/sat/sat_solver.h
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@ -156,6 +156,8 @@ namespace sat {
unsigned m_par_num_vars;
bool m_par_syncing_clauses;
class lookahead* m_cuber;
statistics m_aux_stats;
void del_clauses(clause * const * begin, clause * const * end);
@ -362,6 +364,7 @@ namespace sat {
char const* get_reason_unknown() const { return m_reason_unknown.c_str(); }
literal select_lookahead(literal_vector const& assumptions, bool_var_vector const& vars);
lbool cube(literal_vector& lits);
protected:
unsigned m_conflicts_since_init;
@ -404,7 +407,7 @@ namespace sat {
void exchange_par();
lbool check_par(unsigned num_lits, literal const* lits);
lbool lookahead_search();
lbool lookahead_cube();
lbool lookahead_cube();
lbool do_local_search(unsigned num_lits, literal const* lits);
lbool do_ccc();