1//===-- Implementation header for copysignf16 -------------------*- C++ -*-===//
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 LLVM_LIBC_SRC___SUPPORT_MATH_COPYSIGNF16_H
10#define LLVM_LIBC_SRC___SUPPORT_MATH_COPYSIGNF16_H
11
12#include "include/llvm-libc-macros/float16-macros.h"
13
14#ifdef LIBC_TYPES_HAS_FLOAT16
15
16#include "src/__support/FPUtil/ManipulationFunctions.h"
17#include "src/__support/macros/config.h"
18
19namespace LIBC_NAMESPACE_DECL {
20namespace math {
21
22LIBC_INLINE LIBC_CONSTEXPR float16 copysignf16(float16 x, float16 y) {
23#if defined(__LIBC_MISC_MATH_BASIC_OPS_OPT) && !defined(LIBC_USE_CONSTEXPR)
24 return __builtin_copysignf16(x, y);
25#else
26 return fputil::copysign(x, y);
27#endif
28}
29
30} // namespace math
31} // namespace LIBC_NAMESPACE_DECL
32
33#endif // LIBC_TYPES_HAS_FLOAT16
34
35#endif // LLVM_LIBC_SRC___SUPPORT_MATH_COPYSIGNF16_H
36