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47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
/*++
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Copyright (c) 2012 Microsoft Corporation
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Module Name:
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subpaving_mpf.h
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Abstract:
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Subpaving for non-linear arithmetic using multi-precision floats.
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Author:
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Leonardo de Moura (leonardo) 2012-07-31.
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Revision History:
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--*/
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#pragma once
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#include "math/subpaving/subpaving_t.h"
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#include "util/mpf.h"
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#include "util/f2n.h"
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namespace subpaving {
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struct config_mpf {
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f2n<mpf_manager> & m_manager;
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public:
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typedef f2n<mpf_manager> numeral_manager;
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typedef mpf numeral;
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typedef f2n<mpf_manager>::exception exception;
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static void round_to_minus_inf(numeral_manager & m) { m.round_to_minus_inf(); }
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static void round_to_plus_inf(numeral_manager & m) { m.round_to_plus_inf(); }
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static void set_rounding(numeral_manager & m, bool to_plus_inf) { m.set_rounding(to_plus_inf); }
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config_mpf(f2n<mpf_manager> & m):m_manager(m) {}
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f2n<mpf_manager> & m() const { return const_cast<f2n<mpf_manager> &>(m_manager); }
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};
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class context_mpf : public context_t<config_mpf> {
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public:
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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) {}
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};
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};
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