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71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/*++
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Copyright (c) 2017 Microsoft Corporation
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Module Name:
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generic_model_converter.h
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Abstract:
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Generic model converter that hides and adds entries.
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It subsumes filter_model_converter and extension_model_converter.
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Author:
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Nikolaj Bjorner (nbjorner) 2017-10-29
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Notes:
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--*/
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#ifndef GENERIC_MODEL_CONVERTER_H_
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#define GENERIC_MODEL_CONVERTER_H_
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#include "tactic/model_converter.h"
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class generic_model_converter : public model_converter {
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enum instruction { HIDE, ADD };
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struct entry {
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func_decl_ref m_f;
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expr_ref m_def;
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instruction m_instruction;
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entry(func_decl* f, expr* d, ast_manager& m, instruction i):
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m_f(f, m), m_def(d, m), m_instruction(i) {}
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};
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ast_manager& m;
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vector<entry> m_add_entries;
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vector<entry> m_hide_entries;
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obj_map<func_decl, unsigned> m_first_idx;
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expr_ref simplify_def(entry const& e);
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public:
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generic_model_converter(ast_manager & m) : m(m) {}
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virtual ~generic_model_converter() { }
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void hide(expr* e) { SASSERT(is_app(e) && to_app(e)->get_num_args() == 0); hide(to_app(e)->get_decl()); }
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void hide(func_decl * f) { m_hide_entries.push_back(entry(f, 0, m, HIDE)); }
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void add(func_decl * d, expr* e);
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void add(expr * d, expr* e) { SASSERT(is_app(d) && to_app(d)->get_num_args() == 0); add(to_app(d)->get_decl(), e); }
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void operator()(labels_vec & labels) override {}
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void operator()(model_ref & md) override;
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void cancel() override {}
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void display(std::ostream & out) override;
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model_converter * translate(ast_translation & translator) override;
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void collect(ast_pp_util& visitor) override;
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void operator()(expr_ref& fml) override;
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};
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typedef ref<generic_model_converter> generic_model_converter_ref;
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#endif
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