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re-organization of muz

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-08-28 22:11:33 -07:00
parent 9e61820125
commit e4338f085b
37 changed files with 6 additions and 875 deletions
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82
src/muz/dl_engine_base.h
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@ -1,82 +0,0 @@
/*++
Copyright (c) 2013 Microsoft Corporation
Module Name:
dl_engine_base.h
Abstract:
Base class for Datalog engines.
Author:
Nikolaj Bjorner (nbjorner) 2013-08-28
Revision History:
--*/
#ifndef _DL_ENGINE_BASE_H_
#define _DL_ENGINE_BASE_H_
#include "model.h"
namespace datalog {
enum DL_ENGINE {
DATALOG_ENGINE,
PDR_ENGINE,
QPDR_ENGINE,
BMC_ENGINE,
QBMC_ENGINE,
TAB_ENGINE,
CLP_ENGINE,
LAST_ENGINE
};
class engine_base {
ast_manager& m;
std::string m_name;
public:
engine_base(ast_manager& m, char const* name): m(m), m_name(name) {}
virtual ~engine_base() {}
virtual expr_ref get_answer() = 0;
virtual lbool query(expr* q) = 0;
virtual lbool query(unsigned num_rels, func_decl*const* rels) { return l_undef; }
virtual void reset_statistics() {}
virtual void display_profile(std::ostream& out) const {}
virtual void collect_statistics(statistics& st) const {}
virtual unsigned get_num_levels(func_decl* pred) {
throw default_exception(std::string("get_num_levels is not supported for ") + m_name);
}
virtual expr_ref get_cover_delta(int level, func_decl* pred) {
throw default_exception(std::string("operation is not supported for ") + m_name);
}
virtual void add_cover(int level, func_decl* pred, expr* property) {
throw default_exception(std::string("operation is not supported for ") + m_name);
}
virtual void display_certificate(std::ostream& out) const {
throw default_exception(std::string("certificates are not supported for ") + m_name);
}
virtual model_ref get_model() {
return model_ref(alloc(model, m));
}
virtual proof_ref get_proof() {
return proof_ref(m.mk_asserted(m.mk_true()), m);
}
virtual void updt_params() {}
virtual void cancel() {}
virtual void cleanup() {}
};
class context;
class register_engine_base {
public:
virtual engine_base* mk_engine(DL_ENGINE engine_type) = 0;
virtual void set_context(context* ctx) = 0;
};
}
#endif