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Diffstat (limited to 'Build/source/libs/mpfr/mpfr-src/src/asinh.c')
-rw-r--r--Build/source/libs/mpfr/mpfr-src/src/asinh.c119
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diff --git a/Build/source/libs/mpfr/mpfr-src/src/asinh.c b/Build/source/libs/mpfr/mpfr-src/src/asinh.c
deleted file mode 100644
index 10aa23fc77e..00000000000
--- a/Build/source/libs/mpfr/mpfr-src/src/asinh.c
+++ /dev/null
@@ -1,119 +0,0 @@
-/* mpfr_asinh -- inverse hyperbolic sine
-
-Copyright 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. */
-
-#define MPFR_NEED_LONGLONG_H
-#include "mpfr-impl.h"
-
-/* The computation of asinh is done by *
- * asinh = ln(x + sqrt(x^2 + 1)) */
-
-int
-mpfr_asinh (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode)
-{
- int inexact;
- int signx, neg;
- mpfr_prec_t Ny, Nt;
- mpfr_t t; /* auxiliary variables */
- mpfr_exp_t err;
- MPFR_SAVE_EXPO_DECL (expo);
- MPFR_ZIV_DECL (loop);
-
- MPFR_LOG_FUNC (
- ("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec (x), mpfr_log_prec, x, rnd_mode),
- ("y[%Pu]=%.*Rg inexact=%d", mpfr_get_prec (y), mpfr_log_prec, y,
- inexact));
-
- if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x)))
- {
- if (MPFR_IS_NAN (x))
- {
- MPFR_SET_NAN (y);
- MPFR_RET_NAN;
- }
- else if (MPFR_IS_INF (x))
- {
- MPFR_SET_INF (y);
- MPFR_SET_SAME_SIGN (y, x);
- MPFR_RET (0);
- }
- else /* x is necessarily 0 */
- {
- MPFR_ASSERTD (MPFR_IS_ZERO (x));
- MPFR_SET_ZERO (y); /* asinh(0) = 0 */
- MPFR_SET_SAME_SIGN (y, x);
- MPFR_RET (0);
- }
- }
-
- /* asinh(x) = x - x^3/6 + ... so the error is < 2^(3*EXP(x)-2) */
- MPFR_FAST_COMPUTE_IF_SMALL_INPUT (y, x, -2 * MPFR_GET_EXP (x), 2, 0,
- rnd_mode, {});
-
- Ny = MPFR_PREC (y); /* Precision of output variable */
-
- signx = MPFR_SIGN (x);
- neg = MPFR_IS_NEG (x);
-
- /* General case */
-
- /* compute the precision of intermediary variable */
- /* the optimal number of bits : see algorithms.tex */
- Nt = Ny + 4 + MPFR_INT_CEIL_LOG2 (Ny);
-
- MPFR_SAVE_EXPO_MARK (expo);
-
- /* initialize intermediary variables */
- mpfr_init2 (t, Nt);
-
- /* First computation of asinh */
- MPFR_ZIV_INIT (loop, Nt);
- for (;;)
- {
- /* compute asinh */
- mpfr_sqr (t, x, MPFR_RNDD); /* x^2 */
- mpfr_add_ui (t, t, 1, MPFR_RNDD); /* x^2+1 */
- mpfr_sqrt (t, t, MPFR_RNDN); /* sqrt(x^2+1) */
- (neg ? mpfr_sub : mpfr_add) (t, t, x, MPFR_RNDN); /* sqrt(x^2+1)+x */
- mpfr_log (t, t, MPFR_RNDN); /* ln(sqrt(x^2+1)+x)*/
-
- if (MPFR_LIKELY (MPFR_IS_PURE_FP (t)))
- {
- /* error estimate -- see algorithms.tex */
- err = Nt - (MAX (4 - MPFR_GET_EXP (t), 0) + 1);
- if (MPFR_LIKELY (MPFR_IS_ZERO (t)
- || MPFR_CAN_ROUND (t, err, Ny, rnd_mode)))
- break;
- }
-
- /* actualization of the precision */
- MPFR_ZIV_NEXT (loop, Nt);
- mpfr_set_prec (t, Nt);
- }
- MPFR_ZIV_FREE (loop);
-
- inexact = mpfr_set4 (y, t, rnd_mode, signx);
-
- mpfr_clear (t);
-
- MPFR_SAVE_EXPO_FREE (expo);
- return mpfr_check_range (y, inexact, rnd_mode);
-}