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_HYPERBOLIC_FUNCTIONS_H
10 #define _LIBCPP___MATH_HYPERBOLIC_FUNCTIONS_H
11 
12 #include <__config>
13 #include <__type_traits/enable_if.h>
14 #include <__type_traits/is_integral.h>
15 
16 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
17 #  pragma GCC system_header
18 #endif
19 
20 _LIBCPP_BEGIN_NAMESPACE_STD
21 
22 namespace __math {
23 
24 // cosh
25 
26 inline _LIBCPP_HIDE_FROM_ABI float cosh(float __x) _NOEXCEPT { return __builtin_coshf(__x); }
27 
28 template <class = int>
29 _LIBCPP_HIDE_FROM_ABI double cosh(double __x) _NOEXCEPT {
30   return __builtin_cosh(__x);
31 }
32 
33 inline _LIBCPP_HIDE_FROM_ABI long double cosh(long double __x) _NOEXCEPT { return __builtin_coshl(__x); }
34 
35 template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>
36 inline _LIBCPP_HIDE_FROM_ABI double cosh(_A1 __x) _NOEXCEPT {
37   return __builtin_cosh((double)__x);
38 }
39 
40 // sinh
41 
42 inline _LIBCPP_HIDE_FROM_ABI float sinh(float __x) _NOEXCEPT { return __builtin_sinhf(__x); }
43 
44 template <class = int>
45 _LIBCPP_HIDE_FROM_ABI double sinh(double __x) _NOEXCEPT {
46   return __builtin_sinh(__x);
47 }
48 
49 inline _LIBCPP_HIDE_FROM_ABI long double sinh(long double __x) _NOEXCEPT { return __builtin_sinhl(__x); }
50 
51 template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>
52 inline _LIBCPP_HIDE_FROM_ABI double sinh(_A1 __x) _NOEXCEPT {
53   return __builtin_sinh((double)__x);
54 }
55 
56 // tanh
57 
58 inline _LIBCPP_HIDE_FROM_ABI float tanh(float __x) _NOEXCEPT { return __builtin_tanhf(__x); }
59 
60 template <class = int>
61 _LIBCPP_HIDE_FROM_ABI double tanh(double __x) _NOEXCEPT {
62   return __builtin_tanh(__x);
63 }
64 
65 inline _LIBCPP_HIDE_FROM_ABI long double tanh(long double __x) _NOEXCEPT { return __builtin_tanhl(__x); }
66 
67 template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>
68 inline _LIBCPP_HIDE_FROM_ABI double tanh(_A1 __x) _NOEXCEPT {
69   return __builtin_tanh((double)__x);
70 }
71 
72 } // namespace __math
73 
74 _LIBCPP_END_NAMESPACE_STD
75 
76 #endif // _LIBCPP___MATH_HYPERBOLIC_FUNCTIONS_H
77