diff options
Diffstat (limited to 'src/core/NEON/kernels/arm_conv/pooling/pooling_implementation.hpp')
-rw-r--r-- | src/core/NEON/kernels/arm_conv/pooling/pooling_implementation.hpp | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/core/NEON/kernels/arm_conv/pooling/pooling_implementation.hpp b/src/core/NEON/kernels/arm_conv/pooling/pooling_implementation.hpp new file mode 100644 index 0000000000..3d968b84e5 --- /dev/null +++ b/src/core/NEON/kernels/arm_conv/pooling/pooling_implementation.hpp @@ -0,0 +1,103 @@ +/* + * Copyright (c) 2021 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. + */ +#pragma once + +#include "pooling.hpp" + +#include <cstddef> +#include <functional> +#include <cstring> + +namespace arm_conv { +namespace pooling { + +template <typename TInput, typename TOutput, class OutputStage = Nothing> +struct PoolingImplementation +{ + const PoolingMethod method; + const char * name; + std::function<bool(const PoolingArgs &, const OutputStage &)> is_supported; + std::function<uint64_t(const PoolingArgs &, const OutputStage &)> cycle_estimate; + std::function<PoolingCommon<TInput, TOutput, OutputStage> *(const PoolingArgs &, const OutputStage &)> initialise; + + bool get_is_supported(const PoolingArgs &args, const OutputStage &os) const + { + return (is_supported == nullptr) ? true : is_supported(args, os); + } + + uint64_t get_cycle_estimate(const PoolingArgs &args, const OutputStage &os) const + { + return (cycle_estimate == nullptr) ? 0 : cycle_estimate(args, os); + } + + PoolingCommon<TInput, TOutput, OutputStage> *get_instance(const PoolingArgs &args, const OutputStage &os) const + { + return initialise(args, os); + } +}; + +template <typename TInput, typename TOutput, class OutputStage = Nothing> +const PoolingImplementation<TInput, TOutput, OutputStage> *pooling_implementation_list(); + +template <typename TInput, typename TOutput, class OutputStage = Nothing> +bool find_implementation( + const PoolingArgs &args, + const OutputStage &os, + const PoolingImplementation<TInput, TOutput, OutputStage> * &selected +) +{ + // For now, return the first valid implementation + const auto *impl = pooling_implementation_list<TInput, TOutput, OutputStage>(); + for (; impl->method != PoolingMethod::DEFAULT; impl++) + { + if (args.config != nullptr) + { + // Apply filters provided by the configuration + const auto cfg = args.config; + + if (cfg->filter != "" && !std::strstr(impl->name, cfg->filter.c_str())) + { + continue; + } + } + + if (impl->get_is_supported(args, os)) + { + selected = impl; + return true; + } + } + return false; +} + +template <typename TInput, typename TOutput, class OutputStage> +UniquePoolingCommon<TInput, TOutput, OutputStage> pooling(const PoolingArgs &args, const OutputStage &os) +{ + const PoolingImplementation<TInput, TOutput, OutputStage> *impl = nullptr; + const bool success = find_implementation<TInput, TOutput, OutputStage>(args, os, impl); + return UniquePoolingCommon<TInput, TOutput, OutputStage>(success ? impl->get_instance(args, os) : nullptr); +} + +} // namespace pooling +} // namespace arm_conv |