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mbp (#4741)

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* adding dt-solver

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

* dt

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

* move mbp to self-contained module

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

* files

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

* Create CMakeLists.txt

* dt

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

* rename to bool_var2expr to indicate type class

* mbp

* na

* add projection

* na

* na

* na

* na

* na

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

* deps

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

* testing arith/q

* na

* newline for model printing

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-10-21 15:48:40 -07:00 • committed by GitHub
parent e5cc613bf1
commit 72d407a49f
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51 changed files with 903 additions and 618 deletions
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22
src/sat/smt/q_mbi.h
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@ -17,8 +17,8 @@ Author:
#pragma once
#include "solver/solver.h"
#include "qe/mbp/mbp_plugin.h"
#include "sat/smt/sat_th.h"
#include "sat/smt/q_model_finder.h"
#include "sat/smt/q_model_fixer.h"
namespace euf {
@ -30,16 +30,24 @@ namespace q {
class solver;
class mbqi {
struct q_body {
app_ref_vector vars;
expr_ref mbody; // body specialized with respect to model
expr_ref_vector vbody; // (negation of) body specialized with respect to vars
q_body(ast_manager& m) : vars(m), mbody(m), vbody(m) {}
};
euf::solver& ctx;
solver& qs;
solver& m_qs;
ast_manager& m;
model_fixer m_model_fixer;
model_finder m_model_finder;
model_ref m_model;
ref<::solver> m_solver;
obj_map<sort, obj_hashtable<expr>*> m_fresh;
scoped_ptr_vector<obj_hashtable<expr>> m_values;
expr_ref_vector m_fresh_trail;
scoped_ptr_vector<mbp::project_plugin> m_plugins;
obj_map<quantifier, q_body*> m_q2body;
unsigned m_max_cex{ 1 };
void restrict_to_universe(expr * sk, ptr_vector<expr> const & universe);
@ -47,10 +55,14 @@ namespace q {
expr_ref replace_model_value(expr* e);
expr_ref choose_term(euf::enode* r);
lbool check_forall(quantifier* q);
expr_ref specialize(quantifier* q, expr_ref_vector& vars);
expr_ref project(model& mdl, quantifier* q, expr_ref_vector& vars, bool inv);
q_body* specialize(quantifier* q);
expr_ref basic_project(model& mdl, quantifier* q, app_ref_vector& vars);
expr_ref solver_project(model& mdl, q_body& qb);
expr_ref assign_value(model& mdl, app* v);
void init_model();
void init_solver();
mbp::project_plugin* get_plugin(app* var);
void add_plugin(mbp::project_plugin* p);
public: