Georgios Pinitas | 8a5146f | 2021-01-12 15:51:07 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021 Arm Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #ifndef SRC_COMMON_UTILS_H |
| 25 | #define SRC_COMMON_UTILS_H |
| 26 | |
| 27 | #include <type_traits> |
| 28 | |
| 29 | namespace arm_compute |
| 30 | { |
| 31 | namespace utils |
| 32 | { |
| 33 | /** Convert a strongly typed enum to an old plain c enum |
| 34 | * |
| 35 | * @tparam E Plain old C enum |
| 36 | * @tparam SE Strongly typed resulting enum |
| 37 | * |
| 38 | * @param[in] v Value to convert |
| 39 | * |
| 40 | * @return A corresponding plain old C enumeration |
| 41 | */ |
| 42 | template <typename E, typename SE> |
| 43 | constexpr E as_cenum(SE v) noexcept |
| 44 | { |
| 45 | return static_cast<E>(static_cast<std::underlying_type_t<SE>>(v)); |
| 46 | } |
Georgios Pinitas | 3f26ef4 | 2021-02-23 10:01:33 +0000 | [diff] [blame^] | 47 | |
| 48 | /** Convert plain old enumeration to a strongly typed enum |
| 49 | * |
| 50 | * @tparam SE Strongly typed resulting enum |
| 51 | * @tparam E Plain old C enum |
| 52 | * |
| 53 | * @param[in] val Value to convert |
| 54 | * |
| 55 | * @return A corresponding strongly typed enumeration |
| 56 | */ |
| 57 | template <typename SE, typename E> |
| 58 | constexpr SE as_enum(E val) noexcept |
| 59 | { |
| 60 | return static_cast<SE>(val); |
| 61 | } |
| 62 | |
Georgios Pinitas | 8a5146f | 2021-01-12 15:51:07 +0000 | [diff] [blame] | 63 | /** Check if the given value is in the given enum value list |
| 64 | * |
| 65 | * @tparam E The type of the enum |
| 66 | * |
| 67 | * @param[in] check Value to check |
| 68 | * @param[in] list List of enum values to check against |
| 69 | * |
| 70 | * @return True if the given value is found in the list |
| 71 | */ |
| 72 | template <typename E> |
| 73 | bool is_in(E check, std::initializer_list<E> list) |
| 74 | { |
| 75 | return std::any_of(std::cbegin(list), std::cend(list), [&check](E e) |
| 76 | { |
| 77 | return check == e; |
| 78 | }); |
| 79 | } |
| 80 | } // namespace utils |
| 81 | } // namespace arm_compute |
| 82 | |
| 83 | #endif /* SRC_COMMON_UTILS_H */ |