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add validation to aig_simplifier, start BIG-based masking

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-01-11 20:47:38 -08:00
parent 41a00707e1
commit e0a41a18c3
14 changed files with 741 additions and 167 deletions
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5
src/sat/sat_elim_eqs.cpp
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@ -235,6 +235,11 @@ namespace sat {
bool root_ok = !m_solver.is_external(v) || set_root;
if (m_solver.is_assumption(v) || (m_solver.is_external(v) && (m_solver.is_incremental() || !root_ok))) {
// cannot really eliminate v, since we have to notify extension of future assignments
if (m_solver.m_config.m_drat && m_solver.m_config.m_drat_file.is_null()) {
std::cout << "DRAT\n";
m_solver.m_drat.add(~l, r, true);
m_solver.m_drat.add(l, ~r, true);
}
m_solver.mk_bin_clause(~l, r, false);
m_solver.mk_bin_clause(l, ~r, false);
}