xref: /freebsd-src/contrib/llvm-project/libcxx/include/__math/roots.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
15f757f3fSDimitry Andric //===----------------------------------------------------------------------===//
25f757f3fSDimitry Andric //
35f757f3fSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
45f757f3fSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
55f757f3fSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
65f757f3fSDimitry Andric //
75f757f3fSDimitry Andric //===----------------------------------------------------------------------===//
85f757f3fSDimitry Andric 
95f757f3fSDimitry Andric #ifndef _LIBCPP___MATH_ROOTS_H
105f757f3fSDimitry Andric #define _LIBCPP___MATH_ROOTS_H
115f757f3fSDimitry Andric 
125f757f3fSDimitry Andric #include <__config>
135f757f3fSDimitry Andric #include <__type_traits/enable_if.h>
145f757f3fSDimitry Andric #include <__type_traits/is_integral.h>
155f757f3fSDimitry Andric 
165f757f3fSDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
175f757f3fSDimitry Andric #  pragma GCC system_header
185f757f3fSDimitry Andric #endif
195f757f3fSDimitry Andric 
205f757f3fSDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD
215f757f3fSDimitry Andric 
225f757f3fSDimitry Andric namespace __math {
235f757f3fSDimitry Andric 
245f757f3fSDimitry Andric // sqrt
255f757f3fSDimitry Andric 
265f757f3fSDimitry Andric inline _LIBCPP_HIDE_FROM_ABI float sqrt(float __x) _NOEXCEPT { return __builtin_sqrtf(__x); }
275f757f3fSDimitry Andric 
285f757f3fSDimitry Andric template <class = int>
295f757f3fSDimitry Andric _LIBCPP_HIDE_FROM_ABI double sqrt(double __x) _NOEXCEPT {
305f757f3fSDimitry Andric   return __builtin_sqrt(__x);
315f757f3fSDimitry Andric }
325f757f3fSDimitry Andric 
335f757f3fSDimitry Andric inline _LIBCPP_HIDE_FROM_ABI long double sqrt(long double __x) _NOEXCEPT { return __builtin_sqrtl(__x); }
345f757f3fSDimitry Andric 
355f757f3fSDimitry Andric template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>
365f757f3fSDimitry Andric inline _LIBCPP_HIDE_FROM_ABI double sqrt(_A1 __x) _NOEXCEPT {
375f757f3fSDimitry Andric   return __builtin_sqrt((double)__x);
385f757f3fSDimitry Andric }
395f757f3fSDimitry Andric 
405f757f3fSDimitry Andric // cbrt
415f757f3fSDimitry Andric 
42*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI float cbrt(float __x) _NOEXCEPT { return __builtin_cbrtf(__x); }
435f757f3fSDimitry Andric 
445f757f3fSDimitry Andric template <class = int>
45*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI double cbrt(double __x) _NOEXCEPT {
465f757f3fSDimitry Andric   return __builtin_cbrt(__x);
475f757f3fSDimitry Andric }
485f757f3fSDimitry Andric 
49*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI long double cbrt(long double __x) _NOEXCEPT {
505f757f3fSDimitry Andric   return __builtin_cbrtl(__x);
515f757f3fSDimitry Andric }
525f757f3fSDimitry Andric 
535f757f3fSDimitry Andric template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>
54*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI double cbrt(_A1 __x) _NOEXCEPT {
555f757f3fSDimitry Andric   return __builtin_cbrt((double)__x);
565f757f3fSDimitry Andric }
575f757f3fSDimitry Andric 
585f757f3fSDimitry Andric } // namespace __math
595f757f3fSDimitry Andric 
605f757f3fSDimitry Andric _LIBCPP_END_NAMESPACE_STD
615f757f3fSDimitry Andric 
625f757f3fSDimitry Andric #endif // _LIBCPP___MATH_ROOTS_H
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