glibc/sysdeps/m68k/m680x0/fpu/s_expm1_template.c

31 lines
1.1 KiB
C

/* Implement expm1 for m68k.
Copyright (C) 2012-2020 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
<https://www.gnu.org/licenses/>. */
#include <math.h>
#include <errno.h>
#include "mathimpl.h"
FLOAT
M_DECL_FUNC (__expm1) (FLOAT x)
{
if ((__m81_test (x) & __M81_COND_INF) == 0 && isgreater (x, o_threshold))
__set_errno (ERANGE);
return __m81_u(M_SUF (__expm1)) (x);
}
declare_mgen_alias (__expm1, expm1)