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/*
Copyright (C) 2014 Fredrik Johansson
This file is part of FLINT.
FLINT is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version. See <https://www.gnu.org/licenses/>.
*/
#include "mag.h"
void
mag_set_fmpz_2exp_fmpz(mag_t z, const fmpz_t man, const fmpz_t exp)
{
if (fmpz_is_zero(man))
{
mag_zero(z);
}
else
{
ulong m;
slong cexp;
m = fmpz_abs_ubound_ui_2exp(&cexp, man, MAG_BITS);
MAG_MAN(z) = m;
_fmpz_add_fast(MAG_EXPREF(z), exp, cexp + MAG_BITS);
}
}
void
mag_set_fmpz_2exp_fmpz_lower(mag_t z, const fmpz_t man, const fmpz_t exp)
{
if (fmpz_is_zero(man))
{
mag_zero(z);
}
else
{
ulong m;
slong cexp;
m = fmpz_abs_lbound_ui_2exp(&cexp, man, MAG_BITS);
MAG_MAN(z) = m;
_fmpz_add_fast(MAG_EXPREF(z), exp, cexp + MAG_BITS);
}
}