diff options
Diffstat (limited to 'Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c')
-rw-r--r-- | Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c b/Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c deleted file mode 100644 index 11bf3a1d34b..00000000000 --- a/Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c +++ /dev/null @@ -1,52 +0,0 @@ -/* mpfr_mul_2ui -- multiply a floating-point number by a power of two - -Copyright 1999, 2001-2020 Free Software Foundation, Inc. -Contributed by the AriC and Caramba projects, INRIA. - -This file is part of the GNU MPFR Library. - -The GNU MPFR Library is free software; you can redistribute it and/or modify -it under the terms of the GNU Lesser General Public License as published by -the Free Software Foundation; either version 3 of the License, or (at your -option) any later version. - -The GNU MPFR Library is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public -License for more details. - -You should have received a copy of the GNU Lesser General Public License -along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see -https://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., -51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ - -#include "mpfr-impl.h" - -int -mpfr_mul_2ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int n, mpfr_rnd_t rnd_mode) -{ - int inexact; - - MPFR_LOG_FUNC - (("x[%Pu]=%.*Rg n=%lu rnd=%d", - mpfr_get_prec (x), mpfr_log_prec, x, n, rnd_mode), - ("y[%Pu]=%.*Rg inexact=%d", - mpfr_get_prec (y), mpfr_log_prec, y, inexact)); - - inexact = (y != x) ? mpfr_set (y, x, rnd_mode) : 0; - - if (MPFR_LIKELY (MPFR_IS_PURE_FP (y))) - { - mpfr_exp_t exp = MPFR_GET_EXP (y); - mpfr_exp_t diffexp; - - diffexp = __gmpfr_emax - exp; /* diff of two valid exponents */ - if (MPFR_UNLIKELY (n > diffexp)) /* exp + n > emax */ - return mpfr_overflow (y, rnd_mode, MPFR_SIGN (y)); - /* Now, 0 <= n <= diffexp, thus n fits in a mpfr_exp_t, - and exp + n <= emax (no integer overflow). */ - MPFR_SET_EXP (y, exp + (mpfr_exp_t) n); - } - - return inexact; -} |