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_MIN_MAX_H 105f757f3fSDimitry Andric #define _LIBCPP___MATH_MIN_MAX_H 115f757f3fSDimitry Andric 125f757f3fSDimitry Andric #include <__config> 135f757f3fSDimitry Andric #include <__type_traits/enable_if.h> 145f757f3fSDimitry Andric #include <__type_traits/is_arithmetic.h> 155f757f3fSDimitry Andric #include <__type_traits/is_same.h> 165f757f3fSDimitry Andric #include <__type_traits/promote.h> 175f757f3fSDimitry Andric 185f757f3fSDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 195f757f3fSDimitry Andric # pragma GCC system_header 205f757f3fSDimitry Andric #endif 215f757f3fSDimitry Andric 225f757f3fSDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 235f757f3fSDimitry Andric 245f757f3fSDimitry Andric namespace __math { 255f757f3fSDimitry Andric 265f757f3fSDimitry Andric // fmax 275f757f3fSDimitry Andric 28*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI float fmax(float __x, float __y) _NOEXCEPT { 295f757f3fSDimitry Andric return __builtin_fmaxf(__x, __y); 305f757f3fSDimitry Andric } 315f757f3fSDimitry Andric 325f757f3fSDimitry Andric template <class = int> 33*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI double fmax(double __x, double __y) _NOEXCEPT { 345f757f3fSDimitry Andric return __builtin_fmax(__x, __y); 355f757f3fSDimitry Andric } 365f757f3fSDimitry Andric 37*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI long double fmax(long double __x, long double __y) _NOEXCEPT { 385f757f3fSDimitry Andric return __builtin_fmaxl(__x, __y); 395f757f3fSDimitry Andric } 405f757f3fSDimitry Andric 415f757f3fSDimitry Andric template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0> 42*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI typename __promote<_A1, _A2>::type fmax(_A1 __x, _A2 __y) _NOEXCEPT { 435f757f3fSDimitry Andric using __result_type = typename __promote<_A1, _A2>::type; 44*0fca6ea1SDimitry Andric static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), ""); 455f757f3fSDimitry Andric return __math::fmax((__result_type)__x, (__result_type)__y); 465f757f3fSDimitry Andric } 475f757f3fSDimitry Andric 485f757f3fSDimitry Andric // fmin 495f757f3fSDimitry Andric 50*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI float fmin(float __x, float __y) _NOEXCEPT { 515f757f3fSDimitry Andric return __builtin_fminf(__x, __y); 525f757f3fSDimitry Andric } 535f757f3fSDimitry Andric 545f757f3fSDimitry Andric template <class = int> 55*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI double fmin(double __x, double __y) _NOEXCEPT { 565f757f3fSDimitry Andric return __builtin_fmin(__x, __y); 575f757f3fSDimitry Andric } 585f757f3fSDimitry Andric 59*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI long double fmin(long double __x, long double __y) _NOEXCEPT { 605f757f3fSDimitry Andric return __builtin_fminl(__x, __y); 615f757f3fSDimitry Andric } 625f757f3fSDimitry Andric 635f757f3fSDimitry Andric template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0> 64*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI typename __promote<_A1, _A2>::type fmin(_A1 __x, _A2 __y) _NOEXCEPT { 655f757f3fSDimitry Andric using __result_type = typename __promote<_A1, _A2>::type; 66*0fca6ea1SDimitry Andric static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), ""); 675f757f3fSDimitry Andric return __math::fmin((__result_type)__x, (__result_type)__y); 685f757f3fSDimitry Andric } 695f757f3fSDimitry Andric 705f757f3fSDimitry Andric } // namespace __math 715f757f3fSDimitry Andric 725f757f3fSDimitry Andric _LIBCPP_END_NAMESPACE_STD 735f757f3fSDimitry Andric 745f757f3fSDimitry Andric #endif // _LIBCPP___MATH_MIN_MAX_H 75