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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-07-04 11:13:05 -07:00
parent 4132c44f8d
commit 5262248823
5 changed files with 501 additions and 240 deletions
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5
src/sat/sat_extension.h
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@ -34,11 +34,11 @@ namespace sat {
virtual ~extension() {}
virtual void set_solver(solver* s) = 0;
virtual void set_lookahead(lookahead* s) = 0;
virtual void propagate(literal l, ext_constraint_idx idx, bool & keep) = 0;
virtual bool propagate(literal l, ext_constraint_idx idx) = 0;
virtual void get_antecedents(literal l, ext_justification_idx idx, literal_vector & r) = 0;
virtual void asserted(literal l) = 0;
virtual check_result check() = 0;
virtual bool resolve_conflict() { return false; } // stores result in sat::solver::m_lemma
virtual lbool resolve_conflict() { return l_undef; } // stores result in sat::solver::m_lemma
virtual void push() = 0;
virtual void pop(unsigned n) = 0;
virtual void simplify() = 0;
@ -53,6 +53,7 @@ namespace sat {
virtual extension* copy(solver* s) = 0;
virtual void find_mutexes(literal_vector& lits, vector<literal_vector> & mutexes) = 0;
virtual void gc() = 0;
virtual void pop_reinit() = 0;
virtual void validate() = 0;
};