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/* Entry points to finite-math-only compiler runs.
Copyright (C) 2011-2017 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/>. */
#ifndef _MATH_H
# error "Never use <bits/math-finite.h> directly; include <math.h> instead."
#endif
#define __REDIRFROM_X(function, reentrant, suffix) \
function ## suffix ## reentrant
#define __REDIRFROM(...) __REDIRFROM_X(__VA_ARGS__)
/* Redirect long double versions of the functions to the corresponding
double version if __NO_LONG_DOUBLE_MATH is defined. */
#if __MATH_DECLARING_LDOUBLE && defined __NO_LONG_DOUBLE_MATH
# define __REDIRTO_X(function, reentrant, suffix) \
__ ## function ## reentrant ## _finite
#else
# define __REDIRTO_X(function, reentrant, suffix) \
__ ## function ## suffix ## reentrant ## _finite
#endif
#define __REDIRTO(...) __REDIRTO_X(__VA_ARGS__)
#define __MATH_REDIRCALL_X(from, args, to) \
extern _Mdouble_ __REDIRECT_NTH (from, args, to)
#define __MATH_REDIRCALL(function, reentrant, args) \
__MATH_REDIRCALL_X \
(__REDIRFROM (function, reentrant, _MSUF_), args, \
__REDIRTO (function, reentrant, _MSUF_))
#define __MATH_REDIRCALL_2(from, reentrant, args, to) \
__MATH_REDIRCALL_X \
(__REDIRFROM (from, reentrant, _MSUF_), args, \
__REDIRTO (to, reentrant, _MSUF_))
#define __MATH_REDIRCALL_INTERNAL(function, reentrant, args) \
__MATH_REDIRCALL_X \
(__REDIRFROM (__CONCAT (__, function), \
__CONCAT (reentrant, _finite), _MSUF_), \
args, __REDIRTO (function, _r, _MSUF_))
/* acos. */
__MATH_REDIRCALL (acos, , (_Mdouble_));
#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
/* acosh. */
__MATH_REDIRCALL (acosh, , (_Mdouble_));
#endif
/* asin. */
__MATH_REDIRCALL (asin, , (_Mdouble_));
/* atan2. */
__MATH_REDIRCALL (atan2, , (_Mdouble_, _Mdouble_));
#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
/* atanh. */
__MATH_REDIRCALL (atanh, , (_Mdouble_));
#endif
/* cosh. */
__MATH_REDIRCALL (cosh, , (_Mdouble_));
/* exp. */
__MATH_REDIRCALL (exp, , (_Mdouble_));
#ifdef __USE_GNU
/* exp10. */
__MATH_REDIRCALL (exp10, , (_Mdouble_));
/* pow10. */
# if !__MATH_DECLARING_FLOATN
__MATH_REDIRCALL_2 (pow10, , (_Mdouble_), exp10);
# endif
#endif
#ifdef __USE_ISOC99
/* exp2. */
__MATH_REDIRCALL (exp2, , (_Mdouble_));
#endif
/* fmod. */
__MATH_REDIRCALL (fmod, , (_Mdouble_, _Mdouble_));
#if defined __USE_XOPEN || defined __USE_ISOC99
/* hypot. */
__MATH_REDIRCALL (hypot, , (_Mdouble_, _Mdouble_));
#endif
#if (__MATH_DECLARING_DOUBLE && (defined __USE_MISC || defined __USE_XOPEN)) \
|| (!__MATH_DECLARING_DOUBLE && defined __USE_MISC)
/* j0. */
__MATH_REDIRCALL (j0, , (_Mdouble_));
/* y0. */
__MATH_REDIRCALL (y0, , (_Mdouble_));
/* j1. */
__MATH_REDIRCALL (j1, , (_Mdouble_));
/* y1. */
__MATH_REDIRCALL (y1, , (_Mdouble_));
/* jn. */
__MATH_REDIRCALL (jn, , (int, _Mdouble_));
/* yn. */
__MATH_REDIRCALL (yn, , (int, _Mdouble_));
#endif
#ifdef __USE_MISC
/* lgamma_r. */
__MATH_REDIRCALL (lgamma, _r, (_Mdouble_, int *));
#endif
/* Redirect __lgammal_r_finite to __lgamma_r_finite when __NO_LONG_DOUBLE_MATH
is set and to itself otherwise. It also redirects __lgamma_r_finite and
__lgammaf_r_finite to themselves. */
__MATH_REDIRCALL_INTERNAL (lgamma, _r, (_Mdouble_, int *));
#if ((defined __USE_XOPEN || defined __USE_ISOC99) \
&& defined __extern_always_inline)
/* lgamma. */
__extern_always_inline _Mdouble_
__NTH (__REDIRFROM (lgamma, , _MSUF_) (_Mdouble_ __d))
{
# if defined __USE_MISC || defined __USE_XOPEN
return __REDIRTO (lgamma, _r, _MSUF_) (__d, &signgam);
# else
int __local_signgam = 0;
return __REDIRTO (lgamma, _r, _MSUF_) (__d, &__local_signgam);
# endif
}
#endif
#if ((defined __USE_MISC || (defined __USE_XOPEN && !defined __USE_XOPEN2K)) \
&& defined __extern_always_inline) && !__MATH_DECLARING_FLOATN
/* gamma. */
__extern_always_inline _Mdouble_
__NTH (__REDIRFROM (gamma, , _MSUF_) (_Mdouble_ __d))
{
return __REDIRTO (lgamma, _r, _MSUF_) (__d, &signgam);
}
#endif
/* log. */
__MATH_REDIRCALL (log, , (_Mdouble_));
/* log10. */
__MATH_REDIRCALL (log10, , (_Mdouble_));
#ifdef __USE_ISOC99
/* log2. */
__MATH_REDIRCALL (log2, , (_Mdouble_));
#endif
/* pow. */
__MATH_REDIRCALL (pow, , (_Mdouble_, _Mdouble_));
#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
/* remainder. */
__MATH_REDIRCALL (remainder, , (_Mdouble_, _Mdouble_));
#endif
#if ((__MATH_DECLARING_DOUBLE \
&& (defined __USE_MISC \
|| (defined __USE_XOPEN_EXTENDED && !defined __USE_XOPEN2K8))) \
|| (!defined __MATH_DECLARE_LDOUBLE && defined __USE_MISC)) \
&& !__MATH_DECLARING_FLOATN
/* scalb. */
__MATH_REDIRCALL (scalb, , (_Mdouble_, _Mdouble_));
#endif
/* sinh. */
__MATH_REDIRCALL (sinh, , (_Mdouble_));
/* sqrt. */
__MATH_REDIRCALL (sqrt, , (_Mdouble_));
#if defined __USE_ISOC99 && defined __extern_always_inline
/* tgamma. */
extern _Mdouble_
__REDIRFROM (__gamma, _r_finite, _MSUF_) (_Mdouble_, int *);
__extern_always_inline _Mdouble_
__NTH (__REDIRFROM (tgamma, , _MSUF_) (_Mdouble_ __d))
{
int __local_signgam = 0;
_Mdouble_ __res = __REDIRTO (gamma, _r, _MSUF_) (__d, &__local_signgam);
return __local_signgam < 0 ? -__res : __res;
}
#endif
#undef __REDIRFROM
#undef __REDIRFROM_X
#undef __REDIRTO
#undef __REDIRTO_X
#undef __MATH_REDIRCALL
#undef __MATH_REDIRCALL_2
#undef __MATH_REDIRCALL_INTERNAL
#undef __MATH_REDIRCALL_X
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