diff options
Diffstat (limited to 'Build/source/libs/mpfr/mpfr-src/src/mul_2si.c')
-rw-r--r-- | Build/source/libs/mpfr/mpfr-src/src/mul_2si.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/Build/source/libs/mpfr/mpfr-src/src/mul_2si.c b/Build/source/libs/mpfr/mpfr-src/src/mul_2si.c deleted file mode 100644 index bbf5fea48fc..00000000000 --- a/Build/source/libs/mpfr/mpfr-src/src/mul_2si.c +++ /dev/null @@ -1,60 +0,0 @@ -/* mpfr_mul_2si -- 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_2si (mpfr_ptr y, mpfr_srcptr x, long int n, mpfr_rnd_t rnd_mode) -{ - int inexact; - - MPFR_LOG_FUNC - (("x[%Pu]=%.*Rg n=%ld 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)); - - if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) - return mpfr_set (y, x, rnd_mode); - else - { - mpfr_exp_t exp = MPFR_GET_EXP (x); - MPFR_SETRAW (inexact, y, x, exp, rnd_mode); - if (MPFR_UNLIKELY(n >= 0 && (__gmpfr_emax < MPFR_EMIN_MIN + n || - exp > __gmpfr_emax - n))) - return mpfr_overflow (y, rnd_mode, MPFR_SIGN(y)); - else if (MPFR_UNLIKELY(n < 0 && (__gmpfr_emin > MPFR_EMAX_MAX + n || - exp < __gmpfr_emin - n))) - { - if (rnd_mode == MPFR_RNDN && - (__gmpfr_emin > MPFR_EMAX_MAX + (n + 1) || - exp < __gmpfr_emin - (n + 1) || - ((MPFR_IS_NEG (y) ? inexact <= 0 : inexact >= 0) && - mpfr_powerof2_raw (y)))) - rnd_mode = MPFR_RNDZ; - return mpfr_underflow (y, rnd_mode, MPFR_SIGN(y)); - } - MPFR_SET_EXP (y, exp + n); - } - - MPFR_RET (inexact); -} |