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bmc improvements, move fd_solver to self-contained directory

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-08-05 10:00:49 -07:00
parent fd09b1a7d0
commit e041ebbe80
21 changed files with 120 additions and 76 deletions
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20
src/muz/base/dl_rule.cpp
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@ -57,7 +57,8 @@ namespace datalog {
m_hnf(m),
m_qe(m, params_ref(), false),
m_rwr(m),
m_ufproc(m) {}
m_ufproc(m),
m_fd_proc(m) {}
void rule_manager::inc_ref(rule * r) {
if (r) {
@ -928,6 +929,23 @@ namespace datalog {
return exist || univ;
}
bool rule_manager::is_finite_domain(rule const& r) const {
m_visited.reset();
m_fd_proc.reset();
for (unsigned i = r.get_uninterpreted_tail_size(); i < r.get_tail_size(); ++i) {
for_each_expr_core<fd_finder_proc,expr_sparse_mark, true, false>(m_fd_proc, m_visited, r.get_tail(i));
}
for (unsigned i = 0; i < r.get_uninterpreted_tail_size(); ++i) {
for (expr* arg : *r.get_tail(i)) {
for_each_expr_core<fd_finder_proc,expr_sparse_mark, true, false>(m_fd_proc, m_visited, arg);
}
}
for (expr* arg : *r.get_head()) {
for_each_expr_core<fd_finder_proc,expr_sparse_mark, true, false>(m_fd_proc, m_visited, arg);
}
return m_fd_proc.is_fd();
}
bool rule::has_negation() const {
for (unsigned i = 0; i < get_uninterpreted_tail_size(); ++i) {
if (is_neg_tail(i)) {