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46 lines
762 B
C++
46 lines
762 B
C++
/*++
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Copyright (c) 2013 Microsoft Corporation
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Module Name:
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tab_context.h
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Abstract:
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Tabulation/subsumption/cyclic proof context.
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Author:
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Nikolaj Bjorner (nbjorner) 2013-01-15
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Revision History:
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--*/
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#ifndef _TAB_CONTEXT_H_
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#define _TAB_CONTEXT_H_
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#include "ast.h"
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#include "lbool.h"
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#include "statistics.h"
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namespace datalog {
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class context;
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class tab {
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class imp;
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imp* m_imp;
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public:
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tab(context& ctx);
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~tab();
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lbool query(expr* query);
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void cancel();
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void cleanup();
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void reset_statistics();
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void collect_statistics(statistics& st) const;
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void display_certificate(std::ostream& out) const;
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expr_ref get_answer();
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};
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};
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#endif
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