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it just works

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-01-28 11:12:05 -08:00
parent 8a229bf684
commit f48fb8d3e8
5 changed files with 135 additions and 70 deletions
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24
src/sat/smt/q_ematch.h
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@ -17,6 +17,7 @@ Author:
#pragma once
#include "util/nat_set.h"
#include "util/dlist.h"
#include "solver/solver.h"
#include "sat/smt/sat_th.h"
#include "sat/smt/q_mam.h"
@ -50,15 +51,16 @@ namespace q {
};
struct binding {
bool m_propagated { false };
struct remove_binding;
struct insert_binding;
struct binding : public dll_base<binding> {
euf::enode* m_nodes[0];
binding() {}
bool propagated() const { return m_propagated; }
void set_propagated(bool b) { m_propagated = b; }
euf::enode* const* nodes() { return m_nodes; }
};
binding* alloc_binding(unsigned n);
@ -66,10 +68,10 @@ namespace q {
struct clause {
vector<lit> m_lits;
quantifier* m_q;
ptr_vector<binding> m_bindings;
binding* m_bindings { nullptr };
ptr_vector<binding> const& bindings() { return m_bindings; }
std::ostream& display(std::ostream& out) const;
void add_binding(ematch& em, euf::enode* const* b);
std::ostream& display(euf::solver& ctx, std::ostream& out) const;
};
@ -98,10 +100,10 @@ namespace q {
void ensure_ground_enodes(clause const& c);
// compare s, t modulo sign under binding
lbool compare(euf::enode* const* binding, expr* s, expr* t);
lbool compare_rec(euf::enode* const* binding, expr* s, expr* t);
lbool compare(unsigned n, euf::enode* const* binding, expr* s, expr* t);
lbool compare_rec(unsigned n, euf::enode* const* binding, expr* s, expr* t);
euf::enode_vector m_eval, m_indirect_nodes;
euf::enode* eval(euf::enode* const* binding, expr* e);
euf::enode* eval(unsigned n, euf::enode* const* binding, expr* e);
bool propagate(euf::enode* const* binding, clause& c);
void instantiate(euf::enode* const* binding, clause& c);
@ -138,6 +140,8 @@ namespace q {
// callback from mam
void on_binding(quantifier* q, app* pat, euf::enode* const* binding);
std::ostream& display(std::ostream& out) const;
};
}