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add clausification features

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-01-12 08:23:22 -08:00
parent 69879322d8
commit 9635a74e52
7 changed files with 117 additions and 21 deletions
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5
src/sat/ba_solver.h
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@ -234,6 +234,7 @@ namespace sat {
struct ba_sort {
ba_solver& s;
literal m_true;
literal_vector m_lits;
typedef sat::literal literal;
typedef sat::literal_vector literal_vector;
@ -343,6 +344,7 @@ namespace sat {
void flush_roots(card& c);
void recompile(card& c);
bool clausify(card& c);
bool clausify(literal lit, unsigned n, literal const* lits, unsigned k);
lbool eval(card const& c) const;
double get_reward(card const& c, literal_occs_fun& occs) const;
@ -355,6 +357,7 @@ namespace sat {
void get_xor_antecedents(literal l, unsigned index, justification js, literal_vector& r);
void get_antecedents(literal l, xor const& x, literal_vector & r);
void simplify(xor& x);
bool clausify(xor& x);
void flush_roots(xor& x);
lbool eval(xor const& x) const;
@ -371,6 +374,8 @@ namespace sat {
bool is_cardinality(pb const& p);
void flush_roots(pb& p);
void recompile(pb& p);
bool clausify(pb& p);
bool is_cardinality(pb const& p, literal_vector& lits);
lbool eval(pb const& p) const;
double get_reward(pb const& p, literal_occs_fun& occs) const;