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trim

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-10-05 05:43:48 +02:00
parent f8ca692dee
commit 4e780d0cc8
3 changed files with 116 additions and 75 deletions
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48
src/cmd_context/extra_cmds/proof_cmds.cpp
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@ -189,7 +189,9 @@ class proof_trim {
cmd_context& ctx;
ast_manager& m;
sat::proof_trim trim;
vector<expr_ref_vector> m_clauses;
bool_vector m_is_infer;
void mk_clause(expr_ref_vector const& clause) {
trim.init_clause();
for (expr* arg: clause)
@ -214,9 +216,11 @@ public:
trim(gparams::get_module("sat"), m.limit()) {
}
void assume(expr_ref_vector const& _clause, bool is_initial = true) {
mk_clause(_clause);
trim.assume(true);
void assume(expr_ref_vector const& clause) {
mk_clause(clause);
trim.assume(m_clauses.size());
m_clauses.push_back(clause);
m_is_infer.push_back(false);
}
void del(expr_ref_vector const& _clause) {
@ -224,14 +228,42 @@ public:
trim.del();
}
void infer(expr_ref_vector const& _clause, app*) {
mk_clause(_clause);
trim.infer();
void infer(expr_ref_vector const& clause, app* hint) {
mk_clause(clause);
trim.infer(m_clauses.size());
m_clauses.push_back(clause);
if (hint)
m_clauses.back().push_back(hint);
m_is_infer.push_back(true);
}
void updt_params(params_ref const& p) {
trim.updt_params(p);
}
}
void do_trim(std::ostream& out) {
ast_pp_util pp(m);
auto ids = trim.trim();
for (unsigned id : ids) {
auto const& clause = m_clauses[id];
bool is_infer = m_is_infer[id];
for (expr* e : clause)
pp.collect(e);
pp.display_decls(out);
for (expr* e : clause)
pp.define_expr(out, e);
if (!is_infer)
out << "(assume ";
else
out << "(infer";
for (expr* e : clause)
pp.display_expr_def(out << " ", e);
out << ")\n";
}
}
};
class proof_saver {