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significant update to Horn routines: add module hnf to extract Horn normal form (removed from rule_manager). Associate proof objects with rules to track (all) rewrites, so that proof traces can be tracked back to original rules after transformations

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-03-23 14:11:54 -07:00
parent e73c06a8b0
commit 26f4d3be20
60 changed files with 591 additions and 428 deletions
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15
src/muz_qe/dl_mk_unfold.cpp
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@ -42,29 +42,20 @@ namespace datalog {
if (m_unify.unify_rules(r, tail_idx, r2) &&
m_unify.apply(r, tail_idx, r2, new_rule)) {
expr_ref_vector s1 = m_unify.get_rule_subst(r, true);
expr_ref_vector s2 = m_unify.get_rule_subst(r2, false);
resolve_rule(m_pc, r, r2, tail_idx, s1, s2, *new_rule.get());
expr_ref_vector s2 = m_unify.get_rule_subst(r2, false);
resolve_rule(r, r2, tail_idx, s1, s2, *new_rule.get());
expand_tail(*new_rule.get(), tail_idx+r2.get_uninterpreted_tail_size(), src, dst);
}
}
}
}
rule_set * mk_unfold::operator()(rule_set const & source, model_converter_ref& mc, proof_converter_ref& pc) {
m_pc = 0;
ref<replace_proof_converter> rpc;
if (pc) {
rpc = alloc(replace_proof_converter, m);
m_pc = rpc.get();
}
rule_set * mk_unfold::operator()(rule_set const & source, model_converter_ref& mc) {
rule_set* rules = alloc(rule_set, m_ctx);
rule_set::iterator it = source.begin(), end = source.end();
for (; it != end; ++it) {
expand_tail(**it, 0, source, *rules);
}
if (pc) {
pc = concat(pc.get(), rpc.get());
}
return rules;
}