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arith_solver (#4733)

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* porting arithmetic solver

* integrating arithmetic

* lp

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-10-16 10:49:46 -07:00 • committed by GitHub
parent 2841796a92
commit 44679d8f5b
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GPG key ID: 4AEE18F83AFDEB23
33 changed files with 3172 additions and 403 deletions
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11
src/sat/smt/euf_solver.h
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@ -192,6 +192,7 @@ namespace euf {
if (m_conflict) dealloc(sat::constraint_base::mem2base_ptr(m_conflict));
if (m_eq) dealloc(sat::constraint_base::mem2base_ptr(m_eq));
if (m_lit) dealloc(sat::constraint_base::mem2base_ptr(m_lit));
m_trail.reset();
}
struct scoped_set_translate {
@ -211,9 +212,9 @@ namespace euf {
sat::sat_internalizer& get_si() { return si; }
ast_manager& get_manager() { return m; }
enode* get_enode(expr* e) { return m_egraph.find(e); }
sat::literal expr2literal(expr* e) const { return literal(si.to_bool_var(e), false); }
sat::literal enode2literal(enode* e) const { return expr2literal(e->get_expr()); }
enode* get_enode(expr* e) const { return m_egraph.find(e); }
sat::literal expr2literal(expr* e) const { return enode2literal(get_enode(e)); }
sat::literal enode2literal(enode* e) const { return sat::literal(e->bool_var(), false); }
smt_params const& get_config() const { return m_config; }
region& get_region() { return m_trail.get_region(); }
egraph& get_egraph() { return m_egraph; }
@ -299,8 +300,8 @@ namespace euf {
void add_root(unsigned n, sat::literal const* lits);
void add_aux(unsigned n, sat::literal const* lits);
void track_relevancy(sat::bool_var v);
bool is_relevant(expr* e) const { return m_relevant_expr_ids.get(e->get_id(), true); }
bool is_relevant(enode* n) const { return m_relevant_expr_ids.get(n->get_expr_id(), true); }
bool is_relevant(expr* e) const;
bool is_relevant(enode* n) const;
// model construction
void update_model(model_ref& mdl);