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63 lines
1.3 KiB
C++
63 lines
1.3 KiB
C++
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/*++
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Copyright (c) 2012 Microsoft Corporation
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Module Name:
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dl_mk_coalesce.h
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Abstract:
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Coalesce rules with shared bodies.
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Author:
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Nikolaj Bjorner (nbjorner) 2012-10-15
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Revision History:
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--*/
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#ifndef _DL_MK_COALESCE_H_
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#define _DL_MK_COALESCE_H_
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#include"dl_context.h"
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#include"dl_rule_set.h"
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#include"uint_set.h"
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#include"dl_rule_transformer.h"
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#include"dl_mk_rule_inliner.h"
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namespace datalog {
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/**
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\brief Implements an unfolding transformation.
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*/
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class mk_coalesce : public rule_transformer::plugin {
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context& m_ctx;
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ast_manager& m;
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rule_manager& rm;
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expr_ref_vector m_sub1, m_sub2;
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unsigned m_idx;
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replace_proof_converter* m_pc;
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void mk_pred(app_ref& pred, app* p1, app* p2);
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void extract_conjs(expr_ref_vector const& sub, rule const& rl, expr_ref& result);
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bool same_body(rule const& r1, rule const& r2) const;
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void merge_rules(rule_ref& tgt, rule const& src);
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public:
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/**
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\brief Create coalesced rules.
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*/
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mk_coalesce(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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};
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};
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#endif /* _DL_MK_COALESCE_H_ */
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