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enable answer generation

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-11-08 20:55:01 -08:00
parent 816029c862
commit 6e1c186017
9 changed files with 131 additions and 48 deletions
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39
src/opt/optsmt.cpp
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@ -238,8 +238,8 @@ namespace opt {
}
}
std::cout << "is-sat: " << is_sat << std::endl;
display(std::cout);
IF_VERBOSE(1, verbose_stream() << "is-sat: " << is_sat << std::endl;
display_assignment(verbose_stream()););
return is_sat;
}
@ -262,22 +262,35 @@ namespace opt {
s->assert_expr(s->block_upper_bound(i, get_lower(i)));
}
void optsmt::display(std::ostream& out) const {
std::ostream& optsmt::display_objective(std::ostream& out, unsigned i) const {
bool is_max = m_is_max[i];
inf_eps val = get_value(i);
expr_ref obj(m_objs[i], m);
if (!is_max) {
arith_util a(m);
th_rewriter rw(m);
obj = a.mk_uminus(obj);
rw(obj, obj);
}
return out << obj;
}
void optsmt::display_assignment(std::ostream& out) const {
unsigned sz = m_objs.size();
for (unsigned i = 0; i < sz; ++i) {
bool is_max = m_is_max[i];
inf_eps val = get_value(i);
expr_ref obj(m_objs[i], m);
if (!is_max) {
arith_util a(m);
th_rewriter rw(m);
obj = a.mk_uminus(obj);
rw(obj, obj);
}
out << "objective value: " << obj << " |-> " << val << std::endl;
display_objective(out, i) << " |-> " << get_value(i) << std::endl;
}
}
void optsmt::display_range_assignment(std::ostream& out) const {
unsigned sz = m_objs.size();
for (unsigned i = 0; i < sz; ++i) {
display_objective(out, i) << " |-> [" << get_lower(i) << ":" << get_upper(i) << "]" << std::endl;
}
}
void optsmt::add(app* t, bool is_max) {
expr_ref t1(t, m), t2(m);
th_rewriter rw(m);