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working on card for sat

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-01-30 14:03:27 -08:00
parent a412a554eb
commit 92e2d920fd
8 changed files with 839 additions and 12 deletions
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4
src/sat/sat_extension.h
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@ -21,6 +21,7 @@ Revision History:
#include"sat_types.h"
#include"params.h"
#include"statistics.h"
namespace sat {
@ -30,6 +31,7 @@ namespace sat {
class extension {
public:
virtual ~extension() {}
virtual void propagate(literal l, ext_constraint_idx idx, bool & keep) = 0;
virtual void get_antecedents(literal l, ext_justification_idx idx, literal_vector & r) = 0;
virtual void asserted(literal l) = 0;
@ -39,6 +41,8 @@ namespace sat {
virtual void simplify() = 0;
virtual void clauses_modifed() = 0;
virtual lbool get_phase(bool_var v) = 0;
virtual std::ostream& display(std::ostream& out) const = 0;
virtual void collect_statistics(statistics& st) const = 0;
};
};