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Diffstat (limited to 'math/w_log2f.c')
| -rw-r--r-- | math/w_log2f.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/math/w_log2f.c b/math/w_log2f.c deleted file mode 100644 index 357cc0afe9..0000000000 --- a/math/w_log2f.c +++ /dev/null @@ -1,44 +0,0 @@ -/* Copyright (C) 2011-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@gmail.com>, 2011. - - 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 <fenv.h> -#include <math.h> -#include <math_private.h> - - -/* wrapper log2f(x) */ -float -__log2f (float x) -{ - if (__builtin_expect (islessequal (x, 0.0f), 0) && _LIB_VERSION != _IEEE_) - { - if (x == 0.0) - { - feraiseexcept (FE_DIVBYZERO); - return __kernel_standard_f (x, x, 148); /* log2(0) */ - } - else - { - feraiseexcept (FE_INVALID); - return __kernel_standard_f (x, x, 149); /* log2(x<0) */ - } - } - - return __ieee754_log2f (x); -} -weak_alias (__log2f, log2f) |