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https://github.com/Z3Prover/z3
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73 lines
1.4 KiB
C++
73 lines
1.4 KiB
C++
/*++
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Copyright (c) 2006 Microsoft Corporation
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Module Name:
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mam.h
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Abstract:
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Matching Abstract Machine
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Author:
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Leonardo de Moura (leonardo) 2007-02-13.
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Revision History:
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--*/
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#pragma once
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#include "ast/ast.h"
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#include "smt/smt_types.h"
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#include <tuple>
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namespace smt {
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class context;
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/**
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\brief Matching Abstract Machine (MAM)
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*/
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class mam {
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protected:
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context & m_context;
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public:
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mam(context & ctx):
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m_context(ctx) {
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}
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virtual ~mam() = default;
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virtual void add_pattern(quantifier * q, app * mp) = 0;
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virtual void push_scope() = 0;
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virtual void pop_scope(unsigned num_scopes) = 0;
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virtual void match() = 0;
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virtual void rematch(bool use_irrelevant = false) = 0;
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virtual bool has_work() const = 0;
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virtual void relevant_eh(enode * n, bool lazy) = 0;
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virtual void add_eq_eh(enode * r1, enode * r2) = 0;
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virtual void reset() = 0;
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virtual void display(std::ostream& out) = 0;
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virtual void on_match(quantifier * q, app * pat, unsigned num_bindings, enode * const * bindings, unsigned max_generation, vector<std::tuple<enode *, enode *>> & used_enodes) = 0;
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virtual bool is_shared(enode * n) const = 0;
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#ifdef Z3DEBUG
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virtual bool check_missing_instances() = 0;
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#endif
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};
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mam * mk_mam(context & ctx);
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};
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