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delay internalize (#4714)

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* adding array solver

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

* use default in model construction

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

* debug delay internalization

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

* bv

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

* arrays

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

* get rid of implied values and bounds

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

* redo egraph

* remove out

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

* remove files

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-09-28 19:24:16 -07:00 • committed by GitHub
parent 25724401cf
commit 367e5fdd52
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GPG key ID: 4AEE18F83AFDEB23
60 changed files with 1343 additions and 924 deletions
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18
src/ast/euf/euf_enode.h
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@ -30,6 +30,8 @@ namespace euf {
typedef ptr_vector<enode> enode_vector;
typedef std::pair<enode*,enode*> enode_pair;
typedef svector<enode_pair> enode_pair_vector;
typedef std::pair<enode*,bool> enode_bool_pair;
typedef svector<enode_bool_pair> enode_bool_pair_vector;
typedef id_var_list<> th_var_list;
typedef int theory_var;
typedef int theory_id;
@ -48,11 +50,12 @@ namespace euf {
lbool m_value;
unsigned m_bool_var { UINT_MAX };
unsigned m_class_size{ 1 };
unsigned m_table_id{ UINT_MAX };
unsigned m_table_id{ UINT_MAX };
enode_vector m_parents;
enode* m_next{ nullptr };
enode* m_root{ nullptr };
enode* m_target{ nullptr };
enode* m_cg { nullptr };
th_var_list m_th_vars;
justification m_justification;
unsigned m_num_args{ 0 };
@ -102,6 +105,7 @@ namespace euf {
void set_update_children() { m_update_children = true; }
friend class add_th_var_trail;
friend class replace_th_var_trail;
void add_th_var(theory_var v, theory_id id, region & r) { m_th_vars.add_var(v, id, r); }
@ -131,7 +135,7 @@ namespace euf {
bool is_equality() const { return m_is_equality; }
lbool value() const { return m_value; }
unsigned bool_var() const { return m_bool_var; }
bool is_cgr() const { return this == m_cg; }
bool commutative() const { return m_commutative; }
void mark_interpreted() { SASSERT(num_args() == 0); m_interpreted = true; }
bool merge_enabled() { return m_merge_enabled; }
@ -172,6 +176,8 @@ namespace euf {
func_decl* get_decl() const { return is_app(m_expr) ? to_app(m_expr)->get_decl() : nullptr; }
unsigned get_expr_id() const { return m_expr->get_id(); }
unsigned get_root_id() const { return m_root->m_expr->get_id(); }
bool children_are_roots() const;
theory_var get_th_var(theory_id id) const { return m_th_vars.find(id); }
theory_var get_closest_th_var(theory_id id) const;
bool is_attached_to(theory_id id) const { return get_th_var(id) != null_theory_var; }
@ -190,15 +196,15 @@ namespace euf {
enode* const* begin_parents() const { return m_parents.begin(); }
enode* const* end_parents() const { return m_parents.end(); }
void invariant();
void invariant(class egraph& g);
bool congruent(enode* n) const;
};
class enode_args {
enode& n;
enode const& n;
public:
enode_args(enode& _n):n(_n) {}
enode_args(enode* _n):n(*_n) {}
enode_args(enode const& _n):n(_n) {}
enode_args(enode const* _n):n(*_n) {}
enode* const* begin() const { return n.m_args; }
enode* const* end() const { return n.m_args + n.num_args(); }
};