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// Copyright (c) Microsoft Corporation.
10// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
11
12// Copyright 2018 Ulf Adams
13// Copyright (c) Microsoft Corporation. All rights reserved.
14
15// Boost Software License - Version 1.0 - August 17th, 2003
16
17// Permission is hereby granted, free of charge, to any person or organization
18// obtaining a copy of the software and accompanying documentation covered by
19// this license (the "Software") to use, reproduce, display, distribute,
20// execute, and transmit the Software, and to prepare derivative works of the
21// Software, and to permit third-parties to whom the Software is furnished to
22// do so, all subject to the following:
23
24// The copyright notices in the Software and this entire statement, including
25// the above license grant, this restriction and the following disclaimer,
26// must be included in all copies of the Software, in whole or in part, and
27// all derivative works of the Software, unless such copies or derivative
28// works are solely in the form of machine-executable object code generated by
29// a source language processor.
30
31// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
32// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
33// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
34// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
35// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
36// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
37// DEALINGS IN THE SOFTWARE.
38
39#ifndef _LIBCPP_SRC_INCLUDE_RYU_DS2_H
40#define _LIBCPP_SRC_INCLUDE_RYU_DS2_H
41
42// Avoid formatting to keep the changes with the original code minimal.
43// clang-format off
44
45#include <__config>
46
47_LIBCPP_BEGIN_NAMESPACE_STD
48
49inline constexpr int __DOUBLE_MANTISSA_BITS = 52;
50inline constexpr int __DOUBLE_EXPONENT_BITS = 11;
51inline constexpr int __DOUBLE_BIAS = 1023;
52
53inline constexpr int __DOUBLE_POW5_INV_BITCOUNT = 122;
54inline constexpr int __DOUBLE_POW5_BITCOUNT = 121;
55
56[[nodiscard]] to_chars_result __d2s_buffered_n(char* const _First, char* const _Last, const double __f, const chars_format _Fmt);
57
58_LIBCPP_END_NAMESPACE_STD
59
60// clang-format on
61
62#endif // _LIBCPP_SRC_INCLUDE_RYU_DS2_H
63