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use structured proof hints

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-05-28 09:37:41 -07:00
parent 7da9f12521
commit dd46224a1d
10 changed files with 233 additions and 63 deletions
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20
src/sat/smt/sat_th.h
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@ -143,16 +143,16 @@ namespace euf {
region& get_region();
sat::status mk_status(char const* ps = nullptr);
sat::status mk_status(sat::proof_hint const* ps = nullptr);
bool add_unit(sat::literal lit);
bool add_units(sat::literal_vector const& lits);
bool add_clause(sat::literal lit) { return add_unit(lit); }
bool add_clause(sat::literal a, sat::literal b);
bool add_clause(sat::literal a, sat::literal b, char const* ps);
bool add_clause(sat::literal a, sat::literal b, sat::proof_hint const* ps);
bool add_clause(sat::literal a, sat::literal b, sat::literal c);
bool add_clause(sat::literal a, sat::literal b, sat::literal c, sat::literal d);
bool add_clause(sat::literal_vector const& lits, char const* ps = nullptr) { return add_clause(lits.size(), lits.data(), ps); }
bool add_clause(unsigned n, sat::literal* lits, char const* ps = nullptr);
bool add_clause(sat::literal_vector const& lits, sat::proof_hint const* ps = nullptr) { return add_clause(lits.size(), lits.data(), ps); }
bool add_clause(unsigned n, sat::literal* lits, sat::proof_hint const* ps = nullptr);
void add_equiv(sat::literal a, sat::literal b);
void add_equiv_and(sat::literal a, sat::literal_vector const& bs);
@ -221,9 +221,9 @@ namespace euf {
sat::literal* m_literals;
enode_pair* m_eqs;
char* m_pragma;
static size_t get_obj_size(unsigned num_lits, unsigned num_eqs, char const* pma);
th_explain(unsigned n_lits, sat::literal const* lits, unsigned n_eqs, enode_pair const* eqs, sat::literal c, enode_pair const& eq, char const* pma = nullptr);
static th_explain* mk(th_euf_solver& th, unsigned n_lits, sat::literal const* lits, unsigned n_eqs, enode_pair const* eqs, sat::literal c, enode* x, enode* y, char const* pma = nullptr);
static size_t get_obj_size(unsigned num_lits, unsigned num_eqs, sat::proof_hint const* pma);
th_explain(unsigned n_lits, sat::literal const* lits, unsigned n_eqs, enode_pair const* eqs, sat::literal c, enode_pair const& eq, sat::proof_hint const* pma = nullptr);
static th_explain* mk(th_euf_solver& th, unsigned n_lits, sat::literal const* lits, unsigned n_eqs, enode_pair const* eqs, sat::literal c, enode* x, enode* y, sat::proof_hint const* pma = nullptr);
public:
static th_explain* conflict(th_euf_solver& th, sat::literal_vector const& lits, enode_pair_vector const& eqs);
@ -234,8 +234,8 @@ namespace euf {
static th_explain* conflict(th_euf_solver& th, sat::literal lit, euf::enode* x, euf::enode* y);
static th_explain* conflict(th_euf_solver& th, euf::enode* x, euf::enode* y);
static th_explain* propagate(th_euf_solver& th, sat::literal lit, euf::enode* x, euf::enode* y);
static th_explain* propagate(th_euf_solver& th, sat::literal_vector const& lits, enode_pair_vector const& eqs, sat::literal consequent, char const* pma = nullptr);
static th_explain* propagate(th_euf_solver& th, sat::literal_vector const& lits, enode_pair_vector const& eqs, euf::enode* x, euf::enode* y, char const* pma = nullptr);
static th_explain* propagate(th_euf_solver& th, sat::literal_vector const& lits, enode_pair_vector const& eqs, sat::literal consequent, sat::proof_hint const* pma = nullptr);
static th_explain* propagate(th_euf_solver& th, sat::literal_vector const& lits, enode_pair_vector const& eqs, euf::enode* x, euf::enode* y, sat::proof_hint const* pma = nullptr);
sat::ext_constraint_idx to_index() const {
return sat::constraint_base::mem2base(this);
@ -270,7 +270,7 @@ namespace euf {
enode_pair eq_consequent() const { return m_eq; }
char const* get_pragma() const { return *m_pragma ? m_pragma : nullptr; }
sat::proof_hint const* get_pragma() const { return nullptr; } //*m_pragma ? m_pragma : nullptr; }
};