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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef _LIBCPP___MATH_MODULO_H10#define _LIBCPP___MATH_MODULO_H11 12#include <__config>13#include <__type_traits/enable_if.h>14#include <__type_traits/is_arithmetic.h>15#include <__type_traits/is_same.h>16#include <__type_traits/promote.h>17 18#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)19# pragma GCC system_header20#endif21 22_LIBCPP_BEGIN_NAMESPACE_STD23 24namespace __math {25 26// fmod27 28inline _LIBCPP_HIDE_FROM_ABI float fmod(float __x, float __y) _NOEXCEPT { return __builtin_fmodf(__x, __y); }29 30template <class = int>31_LIBCPP_HIDE_FROM_ABI double fmod(double __x, double __y) _NOEXCEPT {32 return __builtin_fmod(__x, __y);33}34 35inline _LIBCPP_HIDE_FROM_ABI long double fmod(long double __x, long double __y) _NOEXCEPT {36 return __builtin_fmodl(__x, __y);37}38 39template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0>40inline _LIBCPP_HIDE_FROM_ABI __promote_t<_A1, _A2> fmod(_A1 __x, _A2 __y) _NOEXCEPT {41 using __result_type = __promote_t<_A1, _A2>;42 static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), "");43 return __math::fmod((__result_type)__x, (__result_type)__y);44}45 46// modf47 48inline _LIBCPP_HIDE_FROM_ABI float modf(float __x, float* __y) _NOEXCEPT { return __builtin_modff(__x, __y); }49 50template <class = int>51_LIBCPP_HIDE_FROM_ABI double modf(double __x, double* __y) _NOEXCEPT {52 return __builtin_modf(__x, __y);53}54 55inline _LIBCPP_HIDE_FROM_ABI long double modf(long double __x, long double* __y) _NOEXCEPT {56 return __builtin_modfl(__x, __y);57}58 59} // namespace __math60 61_LIBCPP_END_NAMESPACE_STD62 63#endif // _LIBCPP___MATH_MODULO_H64