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fixes and more porting seq_eq_solver to self-contained module

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This commit is contained in:
Nikolaj Bjorner 2021-03-04 16:23:22 -08:00
parent 847724fb21
commit 38737db802
21 changed files with 354 additions and 230 deletions
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7
src/sat/smt/fpa_solver.cpp
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@ -318,22 +318,27 @@ namespace fpa {
values.set(n->get_root_id(), value);
}
void solver::add_dep(euf::enode* n, top_sort<euf::enode>& dep) {
bool solver::add_dep(euf::enode* n, top_sort<euf::enode>& dep) {
expr* e = n->get_expr();
if (m_fpa_util.is_fp(e)) {
SASSERT(n->num_args() == 3);
for (enode* arg : euf::enode_args(n))
dep.add(n, arg);
return true;
}
else if (m_fpa_util.is_bv2rm(e)) {
SASSERT(n->num_args() == 1);
dep.add(n, n->get_arg(0));
return true;
}
else if (m_fpa_util.is_rm(e) || m_fpa_util.is_float(e)) {
euf::enode* wrapped = expr2enode(m_converter.wrap(e));
if (wrapped)
dep.add(n, wrapped);
return nullptr != wrapped;
}
else
return false;
}
std::ostream& solver::display(std::ostream& out) const {