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Diffstat (limited to 'Build/source/libs/mpfr/mpfr-src/src/div_2ui.c')
-rw-r--r--Build/source/libs/mpfr/mpfr-src/src/div_2ui.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/Build/source/libs/mpfr/mpfr-src/src/div_2ui.c b/Build/source/libs/mpfr/mpfr-src/src/div_2ui.c
deleted file mode 100644
index 349d8367af3..00000000000
--- a/Build/source/libs/mpfr/mpfr-src/src/div_2ui.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/* mpfr_div_2ui -- divide 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_div_2ui (mpfr_ptr y, mpfr_srcptr x, unsigned long 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));
-
- if (MPFR_UNLIKELY (n == 0 || MPFR_IS_SINGULAR (x)))
- return mpfr_set (y, x, rnd_mode);
- else
- {
- mpfr_exp_t exp = MPFR_GET_EXP (x);
- mpfr_uexp_t diffexp;
-
- MPFR_SETRAW (inexact, y, x, exp, rnd_mode);
- /* Warning! exp may have increased by 1 due to rounding. Thus the
- difference below may overflow in a mpfr_exp_t; but mpfr_uexp_t
- is OK to hold the value, with the difference done in unsigned
- integer arithmetic in this type. */
- diffexp = (mpfr_uexp_t) exp - (mpfr_uexp_t) (__gmpfr_emin - 1);
- if (MPFR_UNLIKELY (n >= diffexp)) /* exp - n <= emin - 1 */
- {
- if (rnd_mode == MPFR_RNDN &&
- (n > diffexp ||
- ((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));
- }
- /* Now, n < diffexp, i.e. n <= exp - emin, which a difference of
- * two valid exponents + 0 or 1, thus fits in a mpfr_exp_t (from
- * the constraints on valid exponents). Moreover, there cannot be
- * an overflow (if exp had been increased by 1 due to rounding)
- * since the case n = 0 has been filtered out.
- */
- MPFR_ASSERTD (n <= MPFR_EXP_MAX);
- MPFR_ASSERTD (n >= 1);
- MPFR_SET_EXP (y, exp - (mpfr_exp_t) n);
- }
-
- MPFR_RET (inexact);
-}