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print output predicates as part of displaying rules

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-08-22 21:17:05 -07:00
parent da8c9134f8
commit 9b893c625b
4 changed files with 45 additions and 50 deletions
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53
src/muz/base/dl_context.cpp
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@ -1117,7 +1117,7 @@ namespace datalog {
}
}
void context::get_rules_as_formulas(expr_ref_vector& rules, svector<symbol>& names) {
void context::get_rules_as_formulas(expr_ref_vector& rules, expr_ref_vector& queries, svector<symbol>& names) {
expr_ref fml(m);
datalog::rule_manager& rm = get_rule_manager();
@ -1136,9 +1136,30 @@ namespace datalog {
}
rule_set::iterator it = m_rule_set.begin(), end = m_rule_set.end();
for (; it != end; ++it) {
(*it)->to_formula(fml);
rules.push_back(fml);
names.push_back((*it)->name());
rule* r = *it;
r->to_formula(fml);
func_decl* h = r->get_decl();
if (m_rule_set.is_output_predicate(h)) {
expr* body = fml;
expr* e2;
if (is_quantifier(body)) {
quantifier* q = to_quantifier(body);
expr* e = q->get_expr();
VERIFY(m.is_implies(e, body, e2));
fml = m.mk_quantifier(false, q->get_num_decls(),
q->get_decl_sorts(), q->get_decl_names(),
body);
}
else {
VERIFY(m.is_implies(body, body, e2));
fml = body;
}
queries.push_back(fml);
}
else {
rules.push_back(fml);
names.push_back(r->name());
}
}
for (unsigned i = m_rule_fmls_head; i < m_rule_fmls.size(); ++i) {
rules.push_back(m_rule_fmls[i].get());
@ -1146,10 +1167,7 @@ namespace datalog {
}
}
void context::display_smt2(
unsigned num_queries,
expr* const* queries,
std::ostream& out) {
void context::display_smt2(unsigned num_queries, expr* const* qs, std::ostream& out) {
ast_manager& m = get_manager();
free_func_visitor visitor(m);
expr_mark visited;
@ -1157,7 +1175,7 @@ namespace datalog {
unsigned num_axioms = m_background.size();
expr* const* axioms = m_background.c_ptr();
expr_ref fml(m);
expr_ref_vector rules(m);
expr_ref_vector rules(m), queries(m);
svector<symbol> names;
bool use_fixedpoint_extensions = m_params->print_fixedpoint_extensions();
bool print_low_level = m_params->print_low_level_smt2();
@ -1165,13 +1183,14 @@ namespace datalog {
#define PP(_e_) if (print_low_level) out << mk_smt_pp(_e_, m); else ast_smt2_pp(out, _e_, env);
get_rules_as_formulas(rules, names);
get_rules_as_formulas(rules, queries, names);
queries.append(num_queries, qs);
smt2_pp_environment_dbg env(m);
mk_fresh_name fresh_names;
collect_free_funcs(num_axioms, axioms, visited, visitor, fresh_names);
collect_free_funcs(rules.size(), rules.c_ptr(), visited, visitor, fresh_names);
collect_free_funcs(num_queries, queries, visited, visitor, fresh_names);
collect_free_funcs(queries.size(), queries.c_ptr(), visited, visitor, fresh_names);
func_decl_set funcs;
func_decl_set::iterator it = visitor.funcs().begin();
func_decl_set::iterator end = visitor.funcs().end();
@ -1257,22 +1276,22 @@ namespace datalog {
out << ")\n";
}
if (use_fixedpoint_extensions) {
for (unsigned i = 0; i < num_queries; ++i) {
for (unsigned i = 0; i < queries.size(); ++i) {
out << "(query ";
PP(queries[i]);
PP(queries[i].get());
out << ")\n";
}
}
else {
for (unsigned i = 0; i < num_queries; ++i) {
if (num_queries > 1) out << "(push)\n";
for (unsigned i = 0; i < queries.size(); ++i) {
if (queries.size() > 1) out << "(push)\n";
out << "(assert ";
expr_ref q(m);
q = m.mk_not(queries[i]);
q = m.mk_not(queries[i].get());
PP(q);
out << ")\n";
out << "(check-sat)\n";
if (num_queries > 1) out << "(pop)\n";
if (queries.size() > 1) out << "(pop)\n";
}
}
}