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add cnf/nnf simplifier

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This commit is contained in:
Nikolaj Bjorner 2022-11-30 23:04:38 -08:00
parent e3e2c21632
commit e5984dd397
2 changed files with 15 additions and 5 deletions
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src/sat/sat_solver/sat_smt_preprocess.cpp
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@ -34,6 +34,7 @@ Author:
#include "ast/simplifiers/push_ite.h"
#include "ast/simplifiers/elim_term_ite.h"
#include "ast/simplifiers/flatten_clauses.h"
#include "ast/simplifiers/cnf_nnf.h"
#include "sat/sat_params.hpp"
#include "smt/params/smt_params.h"
#include "sat/sat_solver/sat_smt_preprocess.h"
@ -48,6 +49,7 @@ void init_preprocess(ast_manager& m, params_ref const& p, seq_simplifier& s, dep
s.add_simplifier(alloc(propagate_values, m, p, st));
s.add_simplifier(alloc(euf::solve_eqs, m, st));
s.add_simplifier(alloc(elim_unconstrained, m, st));
if (smtp.m_nnf_cnf) s.add_simplifier(alloc(cnf_nnf_simplifier, m, p, st));
if (smtp.m_macro_finder || smtp.m_quasi_macros) s.add_simplifier(alloc(eliminate_predicates, m, st));
if (smtp.m_qe_lite) s.add_simplifier(mk_qe_lite_simplifer(m, p, st));
if (smtp.m_pull_nested_quantifiers) s.add_simplifier(alloc(pull_nested_quantifiers_simplifier, m, p, st));
@ -62,6 +64,7 @@ void init_preprocess(ast_manager& m, params_ref const& p, seq_simplifier& s, dep
if (smtp.m_lift_ite != lift_ite_kind::LI_NONE) s.add_simplifier(alloc(push_ite_simplifier, m, p, st, smtp.m_lift_ite == lift_ite_kind::LI_CONSERVATIVE));
if (smtp.m_ng_lift_ite != lift_ite_kind::LI_NONE) s.add_simplifier(alloc(ng_push_ite_simplifier, m, p, st, smtp.m_ng_lift_ite == lift_ite_kind::LI_CONSERVATIVE));
s.add_simplifier(alloc(flatten_clauses, m, p, st));
//
// add:
// euf_completion?