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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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Leonardo de Moura 2012-10-02 11:35:25 -07:00
parent 3f9edad676
commit e9eab22e5c
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lib/subpaving_mpf.h Normal file
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/*++
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(f2n<mpf_manager> & m, params_ref const & p, small_object_allocator * a):context_t<config_mpf>(config_mpf(m), p, a) {}
};
};
#endif