z3-z3-4.12.6.src.math.subpaving.subpaving_mpf.h Maven / Gradle / Ivy
/*++
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:
--*/
#pragma once
#include "math/subpaving/subpaving_t.h"
#include "util/mpf.h"
#include "util/f2n.h"
namespace subpaving {
struct config_mpf {
f2n & m_manager;
public:
typedef f2n numeral_manager;
typedef mpf numeral;
typedef f2n::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 & m):m_manager(m) {}
f2n & m() const { return const_cast &>(m_manager); }
};
class context_mpf : public context_t {
public:
context_mpf(reslimit& lim, f2n & m, params_ref const & p, small_object_allocator * a):context_t(lim, config_mpf(m), p, a) {}
};
};