Z3_ast Z3_API Z3_qe_model_project (Z3_context c,
Z3_model m,
unsigned num_bounds,
Z3_app const bound[],
Z3_ast body)
{
Z3_TRY;
LOG_Z3_qe_model_project (c, m, num_bounds, bound, body);
RESET_ERROR_CODE();
app_ref_vector vars(mk_c(c)->m ());
if (!to_apps(num_bounds, bound, vars)) {
SET_ERROR_CODE (Z3_INVALID_ARG);
RETURN_Z3(0);
}
expr_ref result (mk_c(c)->m ());
result = to_expr (body);
model_ref model (to_model_ref (m));
spacer::qe_project (mk_c(c)->m (), vars, result, model);
mk_c(c)->save_ast_trail (result.get ());
return of_expr (result.get ());
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_qe_model_project_skolem (Z3_context c,
Z3_model m,
unsigned num_bounds,
Z3_app const bound[],
Z3_ast body,
Z3_ast_map map)
{
Z3_TRY;
LOG_Z3_qe_model_project_skolem (c, m, num_bounds, bound, body, map);
RESET_ERROR_CODE();
ast_manager& man = mk_c(c)->m ();
app_ref_vector vars(man);
if (!to_apps(num_bounds, bound, vars)) {
RETURN_Z3(0);
}
expr_ref result (mk_c(c)->m ());
result = to_expr (body);
model_ref model (to_model_ref (m));
expr_map emap (man);
spacer::qe_project (mk_c(c)->m (), vars, result, model, emap);
mk_c(c)->save_ast_trail (result.get ());
obj_map<ast, ast*> &map_z3 = to_ast_map_ref(map);
for (expr_map::iterator it = emap.begin(), end = emap.end(); it != end; ++it){
man.inc_ref(&(it->get_key()));
man.inc_ref(it->get_value());
map_z3.insert(&(it->get_key()), it->get_value());
}
return of_expr (result.get ());
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_qe_model_project_skolem (Z3_context c,
Z3_model mdl,
unsigned num_bounds,
Z3_app const bound[],
Z3_ast body,
Z3_ast_map map)
{
Z3_TRY;
LOG_Z3_qe_model_project_skolem (c, mdl, num_bounds, bound, body, map);
RESET_ERROR_CODE();
ast_manager& m = mk_c(c)->m();
app_ref_vector vars(m);
if (!to_apps(num_bounds, bound, vars)) {
RETURN_Z3(nullptr);
}
expr_ref result (m);
result = to_expr (body);
model_ref model (to_model_ref (mdl));
expr_map emap (m);
spacer::qe_project(m, vars, result, model, emap);
mk_c(c)->save_ast_trail(result);
obj_map<ast, ast*> &map_z3 = to_ast_map_ref(map);
for (auto& kv : emap) {
m.inc_ref(kv.m_key);
m.inc_ref(kv.m_value);
map_z3.insert(kv.m_key, kv.m_value);
}
return of_expr (result);
Z3_CATCH_RETURN(nullptr);
}
