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88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
/*++
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Copyright (c) 2013 Microsoft Corporation
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Module Name:
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karr_relation.h
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Abstract:
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Extract integer linear invariants.
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Author:
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Nikolaj Bjorner (nbjorner) 2013-03-08
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Revision History:
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--*/
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#ifndef _KARR_RELATION_H_
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#define _KARR_RELATION_H_
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#include"dl_mk_karr_invariants.h"
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#include"dl_relation_manager.h"
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namespace datalog {
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class karr_relation;
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class karr_relation_plugin : public relation_plugin {
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arith_util a;
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hilbert_basis m_hb;
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class join_fn;
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class project_fn;
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class rename_fn;
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class union_fn;
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class filter_equal_fn;
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class filter_identical_fn;
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class filter_interpreted_fn;
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friend class karr_relation;
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public:
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karr_relation_plugin(relation_manager& rm):
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relation_plugin(karr_relation_plugin::get_name(), rm),
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a(get_ast_manager())
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{}
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virtual bool can_handle_signature(const relation_signature & sig) {
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return get_manager().get_context().karr();
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}
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static symbol get_name() { return symbol("karr_relation"); }
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virtual void set_cancel(bool f);
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virtual relation_base * mk_empty(const relation_signature & s);
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virtual relation_base * mk_full(func_decl* p, const relation_signature & s);
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static karr_relation& get(relation_base& r);
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static karr_relation const & get(relation_base const& r);
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virtual relation_join_fn * mk_join_fn(
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const relation_base & t1, const relation_base & t2,
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unsigned col_cnt, const unsigned * cols1, const unsigned * cols2);
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virtual relation_transformer_fn * mk_project_fn(const relation_base & t, unsigned col_cnt,
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const unsigned * removed_cols);
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virtual relation_transformer_fn * mk_rename_fn(const relation_base & t, unsigned permutation_cycle_len,
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const unsigned * permutation_cycle);
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virtual relation_union_fn * mk_union_fn(const relation_base & tgt, const relation_base & src,
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const relation_base * delta);
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virtual relation_mutator_fn * mk_filter_identical_fn(const relation_base & t, unsigned col_cnt,
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const unsigned * identical_cols);
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virtual relation_mutator_fn * mk_filter_equal_fn(const relation_base & t, const relation_element & value,
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unsigned col);
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virtual relation_mutator_fn * mk_filter_interpreted_fn(const relation_base & t, app * condition);
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private:
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bool dualizeI(matrix& dst, matrix const& src);
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void dualizeH(matrix& dst, matrix const& src);
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};
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};
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#endif /* _DL_MK_KARR_INVARIANTS_H_ */
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