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 | #include <limits> |
18 | |
19 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
20 | # pragma GCC system_header |
21 | #endif |
22 | |
23 | _LIBCPP_BEGIN_NAMESPACE_STD |
24 | |
25 | namespace __math { |
26 | |
27 | // remainder |
28 | |
29 | inline _LIBCPP_HIDE_FROM_ABI float remainder(float __x, float __y) _NOEXCEPT { return __builtin_remainderf(__x, __y); } |
30 | |
31 | template <class = int> |
32 | _LIBCPP_HIDE_FROM_ABI double remainder(double __x, double __y) _NOEXCEPT { |
33 | return __builtin_remainder(__x, __y); |
34 | } |
35 | |
36 | inline _LIBCPP_HIDE_FROM_ABI long double remainder(long double __x, long double __y) _NOEXCEPT { |
37 | return __builtin_remainderl(__x, __y); |
38 | } |
39 | |
40 | template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0> |
41 | inline _LIBCPP_HIDE_FROM_ABI typename __promote<_A1, _A2>::type remainder(_A1 __x, _A2 __y) _NOEXCEPT { |
42 | using __result_type = typename __promote<_A1, _A2>::type; |
43 | static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), "" ); |
44 | return __math::remainder((__result_type)__x, (__result_type)__y); |
45 | } |
46 | |
47 | // remquo |
48 | |
49 | inline _LIBCPP_HIDE_FROM_ABI float remquo(float __x, float __y, int* __z) _NOEXCEPT { |
50 | return __builtin_remquof(__x, __y, __z); |
51 | } |
52 | |
53 | template <class = int> |
54 | _LIBCPP_HIDE_FROM_ABI double remquo(double __x, double __y, int* __z) _NOEXCEPT { |
55 | return __builtin_remquo(__x, __y, __z); |
56 | } |
57 | |
58 | inline _LIBCPP_HIDE_FROM_ABI long double remquo(long double __x, long double __y, int* __z) _NOEXCEPT { |
59 | return __builtin_remquol(__x, __y, __z); |
60 | } |
61 | |
62 | template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0> |
63 | inline _LIBCPP_HIDE_FROM_ABI typename __promote<_A1, _A2>::type remquo(_A1 __x, _A2 __y, int* __z) _NOEXCEPT { |
64 | using __result_type = typename __promote<_A1, _A2>::type; |
65 | static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), "" ); |
66 | return __math::remquo((__result_type)__x, (__result_type)__y, __z); |
67 | } |
68 | |
69 | } // namespace __math |
70 | |
71 | _LIBCPP_END_NAMESPACE_STD |
72 | |
73 | #endif // _LIBCPP___MATH_REMAINDER_H |
74 | |