1*5f757f3fSDimitry Andric //===----------------------------------------------------------------------===// 2*5f757f3fSDimitry Andric // 3*5f757f3fSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*5f757f3fSDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*5f757f3fSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*5f757f3fSDimitry Andric // 7*5f757f3fSDimitry Andric //===----------------------------------------------------------------------===// 8*5f757f3fSDimitry Andric 9*5f757f3fSDimitry Andric #ifndef _LIBCPP___MATH_ERROR_FUNCTIONS_H 10*5f757f3fSDimitry Andric #define _LIBCPP___MATH_ERROR_FUNCTIONS_H 11*5f757f3fSDimitry Andric 12*5f757f3fSDimitry Andric #include <__config> 13*5f757f3fSDimitry Andric #include <__type_traits/enable_if.h> 14*5f757f3fSDimitry Andric #include <__type_traits/is_integral.h> 15*5f757f3fSDimitry Andric 16*5f757f3fSDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17*5f757f3fSDimitry Andric # pragma GCC system_header 18*5f757f3fSDimitry Andric #endif 19*5f757f3fSDimitry Andric 20*5f757f3fSDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 21*5f757f3fSDimitry Andric 22*5f757f3fSDimitry Andric namespace __math { 23*5f757f3fSDimitry Andric 24*5f757f3fSDimitry Andric // erf 25*5f757f3fSDimitry Andric erf(float __x)26*5f757f3fSDimitry Andricinline _LIBCPP_HIDE_FROM_ABI float erf(float __x) _NOEXCEPT { return __builtin_erff(__x); } 27*5f757f3fSDimitry Andric 28*5f757f3fSDimitry Andric template <class = int> erf(double __x)29*5f757f3fSDimitry Andric_LIBCPP_HIDE_FROM_ABI double erf(double __x) _NOEXCEPT { 30*5f757f3fSDimitry Andric return __builtin_erf(__x); 31*5f757f3fSDimitry Andric } 32*5f757f3fSDimitry Andric erf(long double __x)33*5f757f3fSDimitry Andricinline _LIBCPP_HIDE_FROM_ABI long double erf(long double __x) _NOEXCEPT { return __builtin_erfl(__x); } 34*5f757f3fSDimitry Andric 35*5f757f3fSDimitry Andric template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0> erf(_A1 __x)36*5f757f3fSDimitry Andricinline _LIBCPP_HIDE_FROM_ABI double erf(_A1 __x) _NOEXCEPT { 37*5f757f3fSDimitry Andric return __builtin_erf((double)__x); 38*5f757f3fSDimitry Andric } 39*5f757f3fSDimitry Andric 40*5f757f3fSDimitry Andric // erfc 41*5f757f3fSDimitry Andric erfc(float __x)42*5f757f3fSDimitry Andricinline _LIBCPP_HIDE_FROM_ABI float erfc(float __x) _NOEXCEPT { return __builtin_erfcf(__x); } 43*5f757f3fSDimitry Andric 44*5f757f3fSDimitry Andric template <class = int> erfc(double __x)45*5f757f3fSDimitry Andric_LIBCPP_HIDE_FROM_ABI double erfc(double __x) _NOEXCEPT { 46*5f757f3fSDimitry Andric return __builtin_erfc(__x); 47*5f757f3fSDimitry Andric } 48*5f757f3fSDimitry Andric erfc(long double __x)49*5f757f3fSDimitry Andricinline _LIBCPP_HIDE_FROM_ABI long double erfc(long double __x) _NOEXCEPT { return __builtin_erfcl(__x); } 50*5f757f3fSDimitry Andric 51*5f757f3fSDimitry Andric template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0> erfc(_A1 __x)52*5f757f3fSDimitry Andricinline _LIBCPP_HIDE_FROM_ABI double erfc(_A1 __x) _NOEXCEPT { 53*5f757f3fSDimitry Andric return __builtin_erfc((double)__x); 54*5f757f3fSDimitry Andric } 55*5f757f3fSDimitry Andric 56*5f757f3fSDimitry Andric } // namespace __math 57*5f757f3fSDimitry Andric 58*5f757f3fSDimitry Andric _LIBCPP_END_NAMESPACE_STD 59*5f757f3fSDimitry Andric 60*5f757f3fSDimitry Andric #endif // _LIBCPP___MATH_ERROR_FUNCTIONS_H 61