diff options
Diffstat (limited to 'sysdeps/ieee754/dbl-64/e_exp10.c')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/e_exp10.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_exp10.c b/sysdeps/ieee754/dbl-64/e_exp10.c deleted file mode 100644 index 6c8783e405..0000000000 --- a/sysdeps/ieee754/dbl-64/e_exp10.c +++ /dev/null @@ -1,50 +0,0 @@ -/* Copyright (C) 2012-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C 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 2.1 of the License, or (at your option) any later version. - - The GNU C 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 C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <math.h> -#include <math_private.h> -#include <float.h> - -static const double log10_high = 0x2.4d7637p0; -static const double log10_low = 0x7.6aaa2b05ba95cp-28; - -double -__ieee754_exp10 (double arg) -{ - int32_t lx; - double arg_high, arg_low; - double exp_high, exp_low; - - if (!isfinite (arg)) - return __ieee754_exp (arg); - if (arg < DBL_MIN_10_EXP - DBL_DIG - 10) - return DBL_MIN * DBL_MIN; - else if (arg > DBL_MAX_10_EXP + 1) - return DBL_MAX * DBL_MAX; - else if (fabs (arg) < 0x1p-56) - return 1.0; - - GET_LOW_WORD (lx, arg); - lx &= 0xf8000000; - arg_high = arg; - SET_LOW_WORD (arg_high, lx); - arg_low = arg - arg_high; - exp_high = arg_high * log10_high; - exp_low = arg_high * log10_low + arg_low * M_LN10; - return __ieee754_exp (exp_high) * __ieee754_exp (exp_low); -} -strong_alias (__ieee754_exp10, __exp10_finite) |