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-rw-r--r--Build/source/libs/mpfr/mpfr-src/src/set_f.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_f.c b/Build/source/libs/mpfr/mpfr-src/src/set_f.c
deleted file mode 100644
index 76cdbbf85df..00000000000
--- a/Build/source/libs/mpfr/mpfr-src/src/set_f.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/* mpfr_set_f -- set a MPFR number from a GNU MPF number
-
-Copyright 1999-2020 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. */
-
-#define MPFR_NEED_LONGLONG_H
-#define MPFR_NEED_MPF_INTERNALS
-#include "mpfr-impl.h"
-
-#ifndef MPFR_USE_MINI_GMP
-int
-mpfr_set_f (mpfr_ptr y, mpf_srcptr x, mpfr_rnd_t rnd_mode)
-{
- mp_limb_t *my, *mx, *tmp;
- int cnt;
- mp_size_t sx, sy;
- int inexact, carry = 0;
- MPFR_TMP_DECL(marker);
-
- sx = ABSIZ(x); /* number of limbs of the mantissa of x */
-
- if (sx == 0) /* x is zero */
- {
- MPFR_SET_ZERO(y);
- MPFR_SET_POS(y);
- return 0; /* 0 is exact */
- }
-
- if (SIZ(x) * MPFR_FROM_SIGN_TO_INT(MPFR_SIGN(y)) < 0)
- MPFR_CHANGE_SIGN (y);
-
- sy = MPFR_LIMB_SIZE (y);
- my = MPFR_MANT(y);
- mx = PTR(x);
-
- count_leading_zeros(cnt, mx[sx - 1]);
-
- if (sy <= sx) /* we may have to round even when sy = sx */
- {
- mpfr_prec_t xprec = (mpfr_prec_t) sx * GMP_NUMB_BITS;
-
- MPFR_TMP_MARK(marker);
- tmp = MPFR_TMP_LIMBS_ALLOC (sx);
- if (cnt)
- mpn_lshift (tmp, mx, sx, cnt);
- else
- /* FIXME: we may avoid the copy here, and directly call mpfr_round_raw
- on mx instead of tmp */
- MPN_COPY (tmp, mx, sx);
- carry = mpfr_round_raw (my, tmp, xprec, (SIZ(x) < 0), MPFR_PREC(y),
- rnd_mode, &inexact);
- if (MPFR_UNLIKELY(carry)) /* result is a power of two */
- my[sy - 1] = MPFR_LIMB_HIGHBIT;
- MPFR_TMP_FREE(marker);
- }
- else
- {
- if (cnt)
- mpn_lshift (my + sy - sx, mx, sx, cnt);
- else
- MPN_COPY (my + sy - sx, mx, sx);
- MPN_ZERO(my, sy - sx);
- /* no rounding necessary, since y has a larger mantissa */
- inexact = 0;
- }
-
- /* warning: EXP(x) * GMP_NUMB_BITS may exceed the maximal exponent */
- if (EXP(x) > 1 + (__gmpfr_emax - 1) / GMP_NUMB_BITS)
- {
- /* EXP(x) >= 2 + floor((__gmpfr_emax-1)/GMP_NUMB_BITS)
- EXP(x) >= 2 + (__gmpfr_emax - GMP_NUMB_BITS) / GMP_NUMB_BITS
- >= 1 + __gmpfr_emax / GMP_NUMB_BITS
- EXP(x) * GMP_NUMB_BITS >= __gmpfr_emax + GMP_NUMB_BITS
- Since 0 <= cnt <= GMP_NUMB_BITS-1, and 0 <= carry <= 1,
- we have then EXP(x) * GMP_NUMB_BITS - cnt + carry > __gmpfr_emax */
- return mpfr_overflow (y, rnd_mode, MPFR_SIGN (y));
- }
- else
- {
- /* Do not use MPFR_SET_EXP as the exponent may be out of range. */
- MPFR_EXP (y) = EXP (x) * GMP_NUMB_BITS - cnt + carry;
- }
-
- return mpfr_check_range (y, inexact, rnd_mode);
-}
-#endif