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arith_solver (#4733)

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* porting arithmetic solver

* integrating arithmetic

* lp

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

* na

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

* na

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

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-10-16 10:49:46 -07:00 • committed by GitHub
parent 2841796a92
commit 44679d8f5b
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GPG key ID: 4AEE18F83AFDEB23
33 changed files with 3172 additions and 403 deletions
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15
src/ast/static_features.cpp
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@ -280,7 +280,7 @@ void static_features::update_core(expr * e) {
if (is_app(e) && to_app(e)->get_family_id() == m_srfid)
m_has_sr = true;
if (!m_has_arrays && m_arrayutil.is_array(e))
m_has_arrays = true;
check_array(m.get_sort(e));
if (!m_has_ext_arrays && m_arrayutil.is_array(e) &&
!m_arrayutil.is_select(e) && !m_arrayutil.is_store(e))
m_has_ext_arrays = true;
@ -373,6 +373,16 @@ void static_features::update_core(expr * e) {
}
}
void static_features::check_array(sort* s) {
if (m_arrayutil.is_array(s)) {
m_has_arrays = true;
update_core(get_array_range(s));
for (unsigned i = get_array_arity(s); i-- > 0; )
update_core(get_array_domain(s, i));
}
}
void static_features::update_core(sort * s) {
mark_theory(s->get_family_id());
if (!m_has_int && m_autil.is_int(s))
@ -383,8 +393,7 @@ void static_features::update_core(sort * s) {
m_has_bv = true;
if (!m_has_fpa && (m_fpautil.is_float(s) || m_fpautil.is_rm(s)))
m_has_fpa = true;
if (!m_has_arrays && m_arrayutil.is_array(s))
m_has_arrays = true;
check_array(s);
}
void static_features::process(expr * e, bool form_ctx, bool or_and_ctx, bool ite_ctx, unsigned stack_depth) {