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adding argument restriction to mbqi, fix tracking of m_src/m_dst for expr_safe_replace and avoid resetting the cache.

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This commit is contained in:
Nikolaj Bjorner 2020-10-27 11:41:45 -07:00
parent 24321e311b
commit e2fbd05fe7
6 changed files with 159 additions and 58 deletions
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10
src/sat/smt/q_mbi.h
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@ -32,9 +32,11 @@ namespace q {
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) {}
expr_ref mbody; // body specialized with respect to model
expr_ref_vector vbody; // (negation of) body specialized with respect to vars
expr_ref_vector domain_eqs; // additional domain restrictions
svector<std::pair<app*, unsigned>> var_args; // (uninterpreted) functions in vbody that contain arguments with variables
q_body(ast_manager& m) : vars(m), mbody(m), vbody(m), domain_eqs(m) {}
};
euf::solver& ctx;
@ -59,6 +61,8 @@ namespace 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 restrict_domains(model& mdl, q_body& qb);
void extract_var_args(expr* t, q_body& qb);
void init_model();
void init_solver();
mbp::project_plugin* get_plugin(app* var);