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optimize propagation to only blocked literals

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This commit is contained in:
Nikolaj Bjorner 2021-12-28 18:53:37 -08:00
parent 8ff8252e89
commit 1706f77b9e
2 changed files with 4 additions and 1 deletions
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2
src/sat/smt/euf_solver.cpp
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@ -479,7 +479,7 @@ namespace euf {
return sat::check_result::CR_CONTINUE; return sat::check_result::CR_CONTINUE;
if (!init_relevancy()) if (!init_relevancy())
give_up = true; give_up = true;
unsigned num_nodes = m_egraph.num_nodes(); unsigned num_nodes = m_egraph.num_nodes();
auto apply_solver = [&](th_solver* e) { auto apply_solver = [&](th_solver* e) {

3
src/sat/smt/smt_relevant.cpp
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@ -215,6 +215,9 @@ namespace smt {
void relevancy::propagate_relevant(sat::literal lit) { void relevancy::propagate_relevant(sat::literal lit) {
relevant_eh(lit); relevant_eh(lit);
euf::enode* n = ctx.bool_var2enode(lit.var());
if (n && !ctx.get_si().is_bool_op(n->get_expr()))
return;
for (auto idx : occurs(~lit)) { for (auto idx : occurs(~lit)) {
if (m_roots[idx]) if (m_roots[idx])
continue; continue;