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make cutset maintainance incremental, expose option for goal2sat to populate aig

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-01-08 16:39:49 -08:00
parent 301f9598a4
commit ca243428f8
7 changed files with 188 additions and 156 deletions
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7
src/sat/sat_solver_core.h
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@ -23,7 +23,10 @@ Revision History:
#include "sat/sat_types.h"
namespace sat {
class aig_simplifier;
class extension;
class solver_core {
protected:
reslimit& m_rlimit;
@ -89,6 +92,8 @@ namespace sat {
virtual extension* get_extension() const { return nullptr; }
virtual void set_extension(extension* e) { if (e) throw default_exception("optional API not supported"); }
virtual aig_simplifier* get_aig_simplifier() { return nullptr; }
// The following methods are used when converting the state from the SAT solver back
// to a set of assertions.