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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef _LIBCPP___MATH_REMAINDER_H 10 #define _LIBCPP___MATH_REMAINDER_H 11 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_header 20 #endif 21 22 _LIBCPP_BEGIN_NAMESPACE_STD 23 24 namespace __math { 25 26 // remainder 27 28 inline _LIBCPP_HIDE_FROM_ABI float remainder(float __x, float __y) _NOEXCEPT { return __builtin_remainderf(__x, __y); } 29 30 template <class = int> 31 _LIBCPP_HIDE_FROM_ABI double remainder(double __x, double __y) _NOEXCEPT { 32 return __builtin_remainder(__x, __y); 33 } 34 35 inline _LIBCPP_HIDE_FROM_ABI long double remainder(long double __x, long double __y) _NOEXCEPT { 36 return __builtin_remainderl(__x, __y); 37 } 38 39 template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0> 40 inline _LIBCPP_HIDE_FROM_ABI typename __promote<_A1, _A2>::type remainder(_A1 __x, _A2 __y) _NOEXCEPT { 41 using __result_type = typename __promote<_A1, _A2>::type; 42 static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), ""); 43 return __math::remainder((__result_type)__x, (__result_type)__y); 44 } 45 46 // remquo 47 48 inline _LIBCPP_HIDE_FROM_ABI float remquo(float __x, float __y, int* __z) _NOEXCEPT { 49 return __builtin_remquof(__x, __y, __z); 50 } 51 52 template <class = int> 53 _LIBCPP_HIDE_FROM_ABI double remquo(double __x, double __y, int* __z) _NOEXCEPT { 54 return __builtin_remquo(__x, __y, __z); 55 } 56 57 inline _LIBCPP_HIDE_FROM_ABI long double remquo(long double __x, long double __y, int* __z) _NOEXCEPT { 58 return __builtin_remquol(__x, __y, __z); 59 } 60 61 template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0> 62 inline _LIBCPP_HIDE_FROM_ABI typename __promote<_A1, _A2>::type remquo(_A1 __x, _A2 __y, int* __z) _NOEXCEPT { 63 using __result_type = typename __promote<_A1, _A2>::type; 64 static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), ""); 65 return __math::remquo((__result_type)__x, (__result_type)__y, __z); 66 } 67 68 } // namespace __math 69 70 _LIBCPP_END_NAMESPACE_STD 71 72 #endif // _LIBCPP___MATH_REMAINDER_H 73