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add simplification experiment (disabled) for tracking, some reshuffling of equation/fixed_equation structs

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-10-29 10:21:24 -07:00
parent e7c17e68b8
commit bd8e5eee4b
12 changed files with 286 additions and 39 deletions
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21
src/smt/theory_lra.cpp
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@ -1091,6 +1091,26 @@ public:
void restart_eh() {
m_arith_eq_adapter.restart_eh();
#if 0
// experiment
if (m_lia) {
std::function<bool(unsigned)> is_root = [&](unsigned j) {
theory_var v = lp().local_to_external(j);
if (v < 0)
return false;
auto* n = get_enode(v);
if (!th.is_relevant_and_shared(n))
return false;
if (n->is_root())
return true;
theory_var w = n->get_root()->get_th_var(get_id());
return w == v;
};
m_lia->simplify(is_root);
for (auto const& [i, j, e] : m_lia->equalities())
add_eq(i, j, e, false);
}
#endif
if (m_nla)
m_nla->simplify();
}
@ -3843,7 +3863,6 @@ public:
m_arith_eq_adapter.collect_statistics(st);
m_stats.collect_statistics(st);
lp().settings().stats().collect_statistics(st);
if (m_nla) m_nla->collect_statistics(st);
}
/*