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https://github.com/Z3Prover/z3
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54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
/*++
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Copyright (c) 2020 Microsoft Corporation
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Module Name:
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sls_arith_plugin.h
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Abstract:
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Theory plugin for arithmetic local search
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Author:
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Nikolaj Bjorner (nbjorner) 2024-07-05
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--*/
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#pragma once
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#include "ast/sls/sls_context.h"
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#include "ast/sls/sls_arith_base.h"
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namespace sls {
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class arith_plugin : public plugin {
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scoped_ptr<arith_base<checked_int64<true>>> m_arith64;
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scoped_ptr<arith_base<rational>> m_arith;
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expr_ref_vector m_shared;
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void init_backup();
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public:
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arith_plugin(context& ctx);
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~arith_plugin() override {}
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void register_term(expr* e) override;
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expr_ref get_value(expr* e) override;
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void start_propagation() override;
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bool is_fixed(expr* e, expr_ref& value) override;
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void initialize() override;
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void propagate_literal(sat::literal lit) override;
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bool propagate() override;
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bool repair_down(app* e) override;
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void repair_up(app* e) override;
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void repair_literal(sat::literal lit) override;
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bool is_sat() override;
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void on_rescale() override;
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void on_restart() override;
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std::ostream& display(std::ostream& out) const override;
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bool set_value(expr* e, expr* v) override;
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void collect_statistics(statistics& st) const override;
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void reset_statistics() override;
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};
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}
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