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improving performance for length constraints

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-11-29 11:32:52 -08:00
parent e96f9de70b
commit 67f22d8d65
7 changed files with 142 additions and 124 deletions
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17
src/smt/smt_arith_value.h
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@ -21,18 +21,27 @@ Revision History:
#include "ast/arith_decl_plugin.h"
#include "smt/smt_context.h"
#include "smt/theory_lra.h"
#include "smt/theory_arith.h"
namespace smt {
class arith_value {
context& m_ctx;
context* m_ctx;
ast_manager& m;
arith_util a;
theory_mi_arith* m_tha;
theory_i_arith* m_thi;
theory_lra* m_thr;
public:
arith_value(context& ctx);
bool get_lo(expr* e, rational& lo, bool& strict);
bool get_up(expr* e, rational& up, bool& strict);
arith_value(ast_manager& m);
void init(context* ctx);
bool get_lo_equiv(expr* e, rational& lo, bool& strict);
bool get_up_equiv(expr* e, rational& up, bool& strict);
bool get_value(expr* e, rational& value);
bool get_lo(expr* e, rational& lo, bool& strict) const;
bool get_up(expr* e, rational& up, bool& strict) const;
bool get_fixed(expr* e, rational& value) const;
final_check_status final_check();
};
};