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delay internalization, relevancy (#4707)

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* delay evaluation

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* Update bv_solver.cpp

* delay internalize

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* compiler warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove gc

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add bv delay option

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-09-23 17:12:01 -07:00 • committed by GitHub
parent 1e7998f03a
commit 7c2bdfe3fb
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21 changed files with 584 additions and 122 deletions
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21
src/sat/sat_drat.cpp
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@ -257,22 +257,6 @@ namespace sat {
}
}
void drat::gc_var(bool_var v) {
sat::literal l(v, false);
// TBD: we want to remove all clauses that mention v.
std::cout << "GC " << v << "\n";
m_watches[l.index()].reset();
m_watches[(~l).index()].reset();
if (m_assignment[l.var()] != l_undef) {
unsigned j = 0;
for (literal lit : m_units)
if (lit.var() != v)
m_units[j++] = lit;
m_units.shrink(j);
m_assignment[l.var()] = l_undef;
}
}
void drat::bool_def(bool_var v, unsigned n) {
if (m_out)
(*m_out) << "b " << v << " " << n << " 0\n";
@ -293,11 +277,6 @@ namespace sat {
(*m_out) << " 0\n";
}
void drat::log_gc_var(bool_var v) {
if (m_out)
(*m_out) << "g " << v << " 0\n";
}
void drat::log_adhoc(std::function<void(std::ostream&)>& fn) {
if (m_out)
fn(*m_out);