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51 lines
1 KiB
C++
51 lines
1 KiB
C++
/*++
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Copyright (c) 2012 Microsoft Corporation
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Module Name:
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dl_mk_partial_equiv.h
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Abstract:
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Rule transformer which identifies predicates that are partial equivalence relations.
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Author:
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Nikolaj Bjorner (nbjorner) 2012-05-14
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Revision History:
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--*/
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#ifndef _DL_MK_PARTIAL_EQUIVALENCE_TRANSFORMER_H_
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#define _DL_MK_PARTIAL_EQUIVALENCE_TRANSFORMER_H_
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#include "dl_context.h"
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#include "dl_rule_transformer.h"
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namespace datalog {
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class mk_partial_equivalence_transformer : public rule_transformer::plugin {
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ast_manager & m;
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context & m_context;
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public:
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mk_partial_equivalence_transformer(context & ctx, unsigned priority=45000)
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: plugin(priority),
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m(ctx.get_manager()),
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m_context(ctx) {}
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rule_set * operator()(rule_set const & source, model_converter_ref& mc, proof_converter_ref& pc);
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private:
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bool is_symmetry(rule const* r);
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bool is_transitivity(rule const* r);
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};
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};
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#endif /* _DL_MK_PARTIAL_EQUIV_TRANSFORMER_H_ */
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