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z3/src/math/subpaving/subpaving_mpf.h
Nikolaj Bjorner 96d1066c6a reworking cancellation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 16:43:48 -08:00

49 lines
1.2 KiB
C++

/*++
Copyright (c) 2012 Microsoft Corporation
Module Name:
subpaving_mpf.h
Abstract:
Subpaving for non-linear arithmetic using multi-precision floats.
Author:
Leonardo de Moura (leonardo) 2012-07-31.
Revision History:
--*/
#ifndef SUBPAVING_MPF_H_
#define SUBPAVING_MPF_H_
#include"subpaving_t.h"
#include"mpf.h"
#include"f2n.h"
namespace subpaving {
struct config_mpf {
f2n<mpf_manager> & m_manager;
public:
typedef f2n<mpf_manager> numeral_manager;
typedef mpf numeral;
typedef f2n<mpf_manager>::exception exception;
static void round_to_minus_inf(numeral_manager & m) { m.round_to_minus_inf(); }
static void round_to_plus_inf(numeral_manager & m) { m.round_to_plus_inf(); }
static void set_rounding(numeral_manager & m, bool to_plus_inf) { m.set_rounding(to_plus_inf); }
config_mpf(f2n<mpf_manager> & m):m_manager(m) {}
f2n<mpf_manager> & m() const { return const_cast<f2n<mpf_manager> &>(m_manager); }
};
class context_mpf : public context_t<config_mpf> {
public:
context_mpf(reslimit& lim, f2n<mpf_manager> & m, params_ref const & p, small_object_allocator * a):context_t<config_mpf>(lim, config_mpf(m), p, a) {}
};
};
#endif