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add anf and aig simplifier modules, cut-set enumeration, aig_finder, hoist out xor_finder from ba_solver

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-01-04 13:28:15 -08:00
parent 12e727e49a
commit d27a949ae9
15 changed files with 545 additions and 142 deletions
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4
src/sat/sat_solver.h
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@ -216,7 +216,8 @@ namespace sat {
friend struct mk_stat;
friend class elim_vars;
friend class scoped_detach;
friend class xor_util;
friend class xor_finder;
friend class aig_finder;
public:
solver(params_ref const & p, reslimit& l);
~solver() override;
@ -402,6 +403,7 @@ namespace sat {
bool set_root(literal l, literal r);
void flush_roots();
typedef std::pair<literal, literal> bin_clause;
struct bin_clause_hash { unsigned operator()(bin_clause const& b) const { return b.first.hash() + 2*b.second.hash(); } };
protected:
watch_list & get_wlist(literal l) { return m_watches[l.index()]; }
watch_list const & get_wlist(literal l) const { return m_watches[l.index()]; }