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bv and gc of literals (#4692)

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* bv and gc of literals

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

* overload

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

* diseq

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

* diseq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-09-17 14:24:07 -07:00 • committed by GitHub
parent 2d52367368
commit 549753845e
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GPG key ID: 4AEE18F83AFDEB23
34 changed files with 1480 additions and 854 deletions
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19
src/sat/smt/bv_ackerman.cpp
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@ -55,6 +55,25 @@ namespace bv {
}
}
void ackerman::used_diseq_eh(euf::theory_var v1, euf::theory_var v2) {
if (v1 == v2)
return;
if (v1 > v2)
std::swap(v1, v2);
vv* n = m_tmp_vv;
n->v1 = v1;
n->v2 = v2;
vv* other = m_table.insert_if_not_there(n);
other->m_count++;
if (other->m_count > m_propagate_high_watermark || other->m_glue == 0)
s.s().set_should_simplify();
vv::push_to_front(m_queue, other);
if (other == n) {
new_tmp();
gc();
}
}
void ackerman::update_glue(vv& v) {
unsigned sz = s.m_bits[v.v1].size();
m_diff_levels.reserve(s.s().scope_lvl() + 1, false);