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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 "arb.h"
/* mag_mul_2exp_si is non-inline, but avoid overhead here */
static inline void
_mag_mul_2exp_si(mag_t z, const mag_t x, slong y)
{
if (mag_is_special(x))
{
mag_set(z, x);
}
else
{
if (y >= ADD2_FAST_MIN && y <= ADD2_FAST_MAX)
_fmpz_add_fast(MAG_EXPREF(z), MAG_EXPREF(x), y);
else
fmpz_add_si(MAG_EXPREF(z), MAG_EXPREF(x), y);
MAG_MAN(z) = MAG_MAN(x);
}
}
void
arb_mul_2exp_si(arb_t y, const arb_t x, slong e)
{
arf_mul_2exp_si(arb_midref(y), arb_midref(x), e);
_mag_mul_2exp_si(arb_radref(y), arb_radref(x), e);
}