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refactor weighted maxsmt

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-04-14 16:25:52 -07:00
commit ac31e3856e
4 changed files with 88 additions and 52 deletions
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8
src/opt/weighted_maxsat.cpp
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@ -722,12 +722,20 @@ namespace opt {
lbool is_sat = s().check_sat(0, 0);
if (is_sat == l_true) {
s().get_model(m_model);
params_ref p;
p.set_uint("restarts", 20);
m_bvsls.updt_params(p);
bvsls_opt_engine::optimization_result res = m_bvsls.optimize(objective, m_model, true);
switch (res.is_sat) {
case l_true: {
unsigned bv_size = 0;
m_bvsls.get_model(m_model);
VERIFY(bv.is_numeral(res.optimum, m_lower, bv_size));
for (unsigned i = 0; i < m_soft.size(); ++i) {
expr_ref tmp(m);
m_model->eval(m_soft[i].get(), tmp, true);
m_assignment[i] = m.is_true(tmp);
}
break;
}
case l_false: