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Diffstat (limited to 'support/Traits.h')
-rw-r--r-- | support/Traits.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/support/Traits.h b/support/Traits.h new file mode 100644 index 0000000000..e892c631f7 --- /dev/null +++ b/support/Traits.h @@ -0,0 +1,47 @@ +/* +* Copyright (c) 2020 Arm Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef SUPPORT_TRAITS_H +#define SUPPORT_TRAITS_H + +#include <type_traits> + +namespace arm_compute +{ +/** Disable bitwise operations by default */ +template <typename T> +struct enable_bitwise_ops +{ + static constexpr bool value = false; /**< Disabled */ +}; + +#ifndef DOXYGEN_SKIP_THIS +template <typename T> +typename std::enable_if<enable_bitwise_ops<T>::value, T>::type operator&(T lhs, T rhs) +{ + using underlying_type = typename std::underlying_type<T>::type; + return static_cast<T>(static_cast<underlying_type>(lhs) & static_cast<underlying_type>(rhs)); +} +#endif /* DOXYGEN_SKIP_THIS */ +} // namespace arm_compute +#endif /* SUPPORT_TRAITS_H */ |