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enable incremental bit-vector solving

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-09-01 09:48:35 -07:00
parent 0ed38ed59b
commit cc5d719d9e
15 changed files with 208 additions and 55 deletions
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17
src/ast/expr2var.cpp
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@ -73,5 +73,22 @@ void expr2var::reset() {
dec_ref_map_keys(m(), m_mapping);
SASSERT(m_mapping.empty());
m_recent_exprs.reset();
m_recent_lim.reset();
m_interpreted_vars = false;
}
void expr2var::push() {
m_recent_lim.push_back(m_recent_exprs.size());
}
void expr2var::pop(unsigned num_scopes) {
if (num_scopes > 0) {
unsigned sz = m_recent_lim[m_recent_lim.size() - num_scopes];
for (unsigned i = sz; i < m_recent_exprs.size(); ++i) {
m_mapping.erase(m_recent_exprs[i]);
m().dec_ref(m_recent_exprs[i]);
}
m_recent_exprs.shrink(sz);
m_recent_lim.shrink(m_recent_lim.size() - num_scopes);
}
}