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#5324

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This commit is contained in:
Nikolaj Bjorner 2021-06-05 15:44:47 -07:00
parent 1fd6b66ecc
commit df95ed64e0
4 changed files with 27 additions and 26 deletions
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10
src/sat/smt/q_ematch.cpp
View file

@ -229,11 +229,12 @@ namespace q {
TRACE("q", tout << "on-binding " << mk_pp(q, m) << "\n";);
unsigned idx = m_q2clauses[q];
clause& c = *m_clauses[idx];
if (!propagate(_binding, max_generation, c))
bool new_propagation = false;
if (!propagate(_binding, max_generation, c, new_propagation))
add_binding(c, pat, _binding, max_generation, min_gen, max_gen);
}
bool ematch::propagate(euf::enode* const* binding, unsigned max_generation, clause& c) {
bool ematch::propagate(euf::enode* const* binding, unsigned max_generation, clause& c, bool& propagated) {
TRACE("q", c.display(ctx, tout) << "\n";);
unsigned idx = UINT_MAX;
lbool ev = m_eval(binding, c, idx);
@ -260,6 +261,7 @@ namespace q {
++m_stats.m_num_propagations;
ctx.propagate(instantiate(c, binding, c[idx]), j_idx);
}
propagated = true;
return true;
}
@ -479,10 +481,8 @@ namespace q {
continue;
do {
if (propagate(b->m_nodes, b->m_max_generation, c)) {
if (propagate(b->m_nodes, b->m_max_generation, c, propagated))
to_remove.push_back(b);
propagated = true;
}
else if (flush) {
instantiate(*b, c);
to_remove.push_back(b);

2
src/sat/smt/q_ematch.h
View file

@ -130,7 +130,7 @@ namespace q {
void add_instantiation(clause& c, binding& b, sat::literal lit);
bool propagate(euf::enode* const* binding, unsigned max_generation, clause& c);
bool propagate(euf::enode* const* binding, unsigned max_generation, clause& c, bool& new_propagation);
std::ostream& display(std::ostream& out) const;

3
src/sat/smt/q_queue.cpp
View file

@ -145,7 +145,8 @@ namespace q {
ent.m_instantiated = true;
unsigned gen = get_new_gen(f, ent.m_cost);
if (em.propagate(f.nodes(), gen, *f.c))
bool new_propagation = false;
if (em.propagate(f.nodes(), gen, *f.c, new_propagation))
return;
auto* ebindings = m_subst(q, num_bindings);