| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // | ||
| 2 | // Copyright (c) 2022 Vinnie Falco (vinnie.falco@gmail.com) | ||
| 3 | // | ||
| 4 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | ||
| 5 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | ||
| 6 | // | ||
| 7 | // Official repository: https://github.com/boostorg/url | ||
| 8 | // | ||
| 9 | |||
| 10 | #ifndef BOOST_URL_GRAMMAR_DETAIL_RECYCLED_HPP | ||
| 11 | #define BOOST_URL_GRAMMAR_DETAIL_RECYCLED_HPP | ||
| 12 | |||
| 13 | #include <utility> | ||
| 14 | |||
| 15 | namespace boost { | ||
| 16 | namespace urls { | ||
| 17 | namespace grammar { | ||
| 18 | namespace detail { | ||
| 19 | |||
| 20 | template< | ||
| 21 | std::size_t Size, | ||
| 22 | std::size_t Align> | ||
| 23 | struct aligned_storage_impl | ||
| 24 | { | ||
| 25 | 44 | void* addr() noexcept | |
| 26 | { | ||
| 27 | 44 | return buf_; | |
| 28 | } | ||
| 29 | |||
| 30 | void const* addr() const noexcept | ||
| 31 | { | ||
| 32 | return buf_; | ||
| 33 | } | ||
| 34 | |||
| 35 | private: | ||
| 36 | alignas(Align) | ||
| 37 | unsigned char buf_[Size]; | ||
| 38 | }; | ||
| 39 | |||
| 40 | constexpr | ||
| 41 | std::size_t | ||
| 42 | nearest_pow2( | ||
| 43 | std::size_t x, | ||
| 44 | std::size_t f = 0) noexcept | ||
| 45 | { | ||
| 46 | return | ||
| 47 | (f <= (std::size_t(-1)/2)) | ||
| 48 | ? ( x <= f | ||
| 49 | ? f | ||
| 50 | : nearest_pow2(x, 2 * f)) | ||
| 51 | : x; | ||
| 52 | } | ||
| 53 | |||
| 54 | //------------------------------------------------ | ||
| 55 | |||
| 56 | BOOST_URL_DECL | ||
| 57 | void | ||
| 58 | recycled_add_impl( | ||
| 59 | std::size_t) noexcept; | ||
| 60 | |||
| 61 | BOOST_URL_DECL | ||
| 62 | void | ||
| 63 | recycled_remove_impl( | ||
| 64 | std::size_t) noexcept; | ||
| 65 | |||
| 66 | #ifdef BOOST_URL_REPORT | ||
| 67 | |||
| 68 | inline | ||
| 69 | void | ||
| 70 | recycled_add( | ||
| 71 | std::size_t n) noexcept | ||
| 72 | { | ||
| 73 | recycled_add_impl(n); | ||
| 74 | } | ||
| 75 | |||
| 76 | inline | ||
| 77 | void | ||
| 78 | recycled_remove( | ||
| 79 | std::size_t n) noexcept | ||
| 80 | { | ||
| 81 | recycled_remove_impl(n); | ||
| 82 | } | ||
| 83 | |||
| 84 | #else | ||
| 85 | |||
| 86 | 6 | inline void recycled_add( | |
| 87 | std::size_t) noexcept | ||
| 88 | { | ||
| 89 | 6 | } | |
| 90 | 6 | inline void recycled_remove( | |
| 91 | std::size_t) noexcept | ||
| 92 | { | ||
| 93 | 6 | } | |
| 94 | |||
| 95 | #endif | ||
| 96 | |||
| 97 | } // detail | ||
| 98 | } // grammar | ||
| 99 | } // urls | ||
| 100 | } // boost | ||
| 101 | |||
| 102 | #endif | ||
| 103 |