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* Initial plan * Replace empty destructors with = default Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com> --------- Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/*++
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Copyright (c) 2020 Microsoft Corporation
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Module Name:
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bv2int_translator
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Utilities for translating bit-vector constraints into arithmetic.
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Author:
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Nikolaj Bjorner (nbjorner) 2024-10-27
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--*/
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#pragma once
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#include "util/trail.h"
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class bv2int_translator_trail {
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public:
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virtual ~bv2int_translator_trail() = default;
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virtual void push(push_back_vector<expr_ref_vector> const& c) = 0;
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virtual void push(push_back_vector<ptr_vector<app>> const& c) = 0;
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virtual void push_idx(set_vector_idx_trail<expr_ref_vector> const& c) = 0;
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};
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class bv2int_translator {
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ast_manager& m;
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bv2int_translator_trail& ctx;
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bv_util bv;
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arith_util a;
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obj_map<func_decl, func_decl*> m_new_funs;
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expr_ref_vector m_translate, m_args;
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ast_ref_vector m_pinned;
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ptr_vector<app> m_bv2int, m_int2bv;
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expr_ref_vector m_vars, m_preds;
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bool m_is_plugin = true;
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void set_translated(expr* e, expr* r);
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expr* arg(unsigned i) { return m_args.get(i); }
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expr* umod(expr* bv_expr, unsigned i);
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expr* smod(expr* bv_expr, unsigned i);
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bool is_bounded(expr* v, rational const& N);
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bool is_non_negative(expr* bv_expr, expr* e);
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expr_ref mul(expr* x, expr* y);
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expr_ref add(expr* x, expr* y);
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expr_ref if_eq(expr* n, unsigned k, expr* th, expr* el);
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expr* amod(expr* bv_expr, expr* x, rational const& N);
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rational bv_size(expr* bv_expr);
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expr_ref mk_le(expr* a, expr* b);
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expr_ref mk_lt(expr* a, expr* b);
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expr_ref mk_ge(expr* a, expr* b) { return mk_le(b, a); }
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expr_ref mk_gt(expr* a, expr* b) { return mk_lt(b, a); }
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void translate_bv(app* e);
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void translate_basic(app* e);
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void translate_app(app* e);
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void translate_quantifier(quantifier* q);
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void translate_var(var* v);
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public:
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bv2int_translator(ast_manager& m, bv2int_translator_trail& ctx);
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void ensure_translated(expr* e);
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void translate_eq(expr* e);
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bool is_translated(expr* e) const { return !!m_translate.get(e->get_id(), nullptr); }
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expr* translated(expr* e) const { expr* r = m_translate.get(e->get_id(), nullptr); SASSERT(r); return r; }
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void internalize_bv(app* e);
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void translate_expr(expr* e);
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expr_ref_vector const& vars() const { return m_vars; }
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expr_ref_vector const& preds() const { return m_preds; }
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ptr_vector<app> const& bv2int() const { return m_bv2int; }
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ptr_vector<app> const& int2bv() const { return m_int2bv; }
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void reset(bool is_plugin);
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};
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