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Diffstat (limited to 'runtime/contrib/pure_arm_compute/src/internal/Sinks.h')
-rw-r--r-- | runtime/contrib/pure_arm_compute/src/internal/Sinks.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/runtime/contrib/pure_arm_compute/src/internal/Sinks.h b/runtime/contrib/pure_arm_compute/src/internal/Sinks.h new file mode 100644 index 000000000..7317c67c1 --- /dev/null +++ b/runtime/contrib/pure_arm_compute/src/internal/Sinks.h @@ -0,0 +1,97 @@ +/* + * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * @file Sinks.h + * @brief This file contains TensorSink class + * @ingroup COM_AI_RUNTIME + */ + +#ifndef __INTERNAL_SINKS_H__ +#define __INTERNAL_SINKS_H__ + +#include "internal/Sink.h" + +// TODO Extract TensorSink into TensorSink.h +// +// TensorSink +// +#include "internal/Swizzle.h" + +#include "internal/nnapi/tensor/View.h" +#include "internal/arm_compute/tensor/View.h" + +#include "misc/tensor/IndexIterator.h" + +/** + * @brief Class to store NN model output data for general-shaped tensors. + * This is for pulling data to internal tensor from other tensor. + * @tparam T Type of the data elements + */ +template <typename T> class TensorSink final : public Sink +{ +public: + /** + * @brief Construct a TensorSink object + * + * @param[in] shape general-shaped tensor dimensions + * @param[in] base Base pointer of the actual data + * @param[in] size Size of the data + */ + TensorSink(const nnfw::misc::tensor::Shape &shape, T *base, const size_t size) + : _shape{shape}, _base{base}, _size{size} + { + // DO NOTHING + } + +public: + /** + * @brief Pull the data into the internal structure + * @param[in] tensor The tensor which contains source data + * @return N/A + */ + void pull(::arm_compute::ITensor &tensor) const override + { + const ::internal::arm_compute::tensor::View<T> from{&tensor}; + ::internal::nnapi::tensor::View<T> into{_shape, _base, _size}; + + using ::nnfw::misc::tensor::iterate; + using ::nnfw::misc::tensor::Index; + + const uint32_t rank = _shape.rank(); + + ::nnfw::misc::tensor::iterate(_shape) << [&](const Index &raw) { + Index permuted(raw.rank()); + + for (uint32_t axis = 0; axis < rank; ++axis) + { + permuted.at(ToARMComputeAxis(rank, axis).value()) = raw.at(axis); + } + + const auto value = from.at(permuted); + into.at(raw) = value; + }; + } + +private: + const nnfw::misc::tensor::Shape _shape; + +private: + T *const _base; + const size_t _size; +}; + +#endif // __INTERNAL_SINKS_H__ |