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This commit is contained in:
Nikolaj Bjorner 2022-08-21 18:27:14 -07:00
parent daa24ef4ce
commit 09ab575d29
1 changed files with 27 additions and 39 deletions
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66
src/qe/qsat.cpp
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@ -356,18 +356,14 @@ namespace qe {
expr *c, *d;
max_level lvl2;
TRACE("qe", tout << mk_pp(a, m) << " " << lvl << "\n";);
if (m_asm2pred.find(a, b)) {
q = b;
}
else if (m.is_not(a, c) && m_asm2pred.find(c, b)) {
q = m.mk_not(b);
}
else if (m_pred2asm.find(a, d)) {
q = a;
}
else if (m.is_not(a, c) && m_pred2asm.find(c, d)) {
q = a;
}
if (m_asm2pred.find(a, b))
q = b;
else if (m.is_not(a, c) && m_asm2pred.find(c, b))
q = m.mk_not(b);
else if (m_pred2asm.find(a, d))
q = a;
else if (m.is_not(a, c) && m_pred2asm.find(c, d))
q = a;
else {
p = fresh_bool("def");
if (m.is_not(a, a)) {
@ -425,12 +421,10 @@ namespace qe {
}
}
if (args.size() == sz) {
if (diff) {
r = m.mk_app(a->get_decl(), args);
}
else {
r = to_app(a);
}
if (diff)
r = m.mk_app(a->get_decl(), args);
else
r = to_app(a);
cache.insert(a, r);
trail.push_back(r);
todo.pop_back();
@ -465,12 +459,10 @@ namespace qe {
for (unsigned j = 0; j < m_preds[i].size(); ++j) {
app* p = m_preds[i][j];
expr* e;
if (m_pred2lit.find(p, e)) {
out << mk_pp(p, m) << " := " << mk_pp(e, m) << "\n";
}
else {
out << mk_pp(p, m) << "\n";
}
if (m_pred2lit.find(p, e))
out << mk_pp(p, m) << " := " << mk_pp(e, m) << "\n";
else
out << mk_pp(p, m) << "\n";
}
}
}
@ -481,12 +473,10 @@ namespace qe {
expr* e = a;
bool is_not = m.is_not(a, e);
out << mk_pp(a, m);
if (m_elevel.find(e, lvl)) {
lvl.display(out << " - ");
}
if (m_pred2lit.find(e, e)) {
out << " : " << (is_not?"!":"") << mk_pp(e, m);
}
if (m_elevel.find(e, lvl))
lvl.display(out << " - ");
if (m_pred2lit.find(e, e))
out << " : " << (is_not?"!":"") << mk_pp(e, m);
out << "\n";
}
}
@ -498,9 +488,8 @@ namespace qe {
while (sz0 != todo.size()) {
expr* e = todo.back();
todo.pop_back();
if (mark.is_marked(e) || is_var(e)) {
continue;
}
if (mark.is_marked(e) || is_var(e))
continue;
mark.mark(e);
if (is_quantifier(e)) {
todo.push_back(to_quantifier(e)->get_expr());
@ -508,12 +497,10 @@ namespace qe {
}
SASSERT(is_app(e));
app* a = to_app(e);
if (is_uninterp_const(a)) { // TBD generalize for uninterpreted functions.
vars.push_back(a);
}
for (expr* arg : *a) {
todo.push_back(arg);
}
if (is_uninterp_const(a)) // TBD generalize for uninterpreted functions.
vars.push_back(a);
for (expr* arg : *a)
todo.push_back(arg);
}
}
@ -929,6 +916,7 @@ namespace qe {
SASSERT(validate_core(mdl, core));
get_vars(m_level-1);
SASSERT(validate_project(mdl, core));
mdl.set_inline();
m_mbp(force_elim(), m_avars, mdl, core);
TRACE("qe", tout << "aux vars: " << m_avars << "\n";);
for (app* v : m_avars) m_pred_abs.ensure_expr_level(v, m_level-1);