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author | Georgios Pinitas <georgios.pinitas@arm.com> | 2017-09-07 17:29:16 +0100 |
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committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-11-02 16:35:24 +0000 |
commit | 5ee66eae5dff60f615dfe9427cf1c4116d95f478 (patch) | |
tree | f2922f584deb20e92404edcd6fba14f6df59c0d8 /src/core/NEON/kernels/NEReshapeLayerKernel.cpp | |
parent | ce54b56e0d91a8e73f3ecfede6a2b2aa323aa1fd (diff) | |
download | ComputeLibrary-5ee66eae5dff60f615dfe9427cf1c4116d95f478.tar.gz |
COMPMID-462: Implement TensorReshape for NEON and CL.
Change-Id: I11b39c2ceca26ade73822e29a384ef866ae05729
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/87707
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Diffstat (limited to 'src/core/NEON/kernels/NEReshapeLayerKernel.cpp')
-rw-r--r-- | src/core/NEON/kernels/NEReshapeLayerKernel.cpp | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/core/NEON/kernels/NEReshapeLayerKernel.cpp b/src/core/NEON/kernels/NEReshapeLayerKernel.cpp new file mode 100644 index 0000000000..8e69252505 --- /dev/null +++ b/src/core/NEON/kernels/NEReshapeLayerKernel.cpp @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2017 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. + */ +#include "arm_compute/core/NEON/kernels/NEReshapeLayerKernel.h" + +#include "arm_compute/core/AccessWindowStatic.h" +#include "arm_compute/core/Error.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/IAccessWindow.h" +#include "arm_compute/core/ITensor.h" +#include "arm_compute/core/NEON/INEKernel.h" +#include "arm_compute/core/TensorInfo.h" +#include "arm_compute/core/Validate.h" + +#include <arm_neon.h> +#include <cstdint> + +using namespace arm_compute; + +namespace +{ +template <typename T> +inline void reshape_tensor(const Window &window, const ITensor *input, ITensor *output) +{ + const TensorShape &input_shape = input->info()->tensor_shape(); + const TensorShape &output_shape = output->info()->tensor_shape(); + Coordinates output_coord{}; + + window.collapse_if_possible(window, 3); + Iterator in(input, window); + + execute_window_loop(window, [&](const Coordinates & id) + { + output_coord = index2coords(output_shape, coords2index(input_shape, id)); + *reinterpret_cast<T *>(output->ptr_to_element(output_coord)) = *reinterpret_cast<T *>(in.ptr()); + }, + in); +} +} // namespace + +void NEReshapeLayerKernel::configure(const ITensor *input, ITensor *output) +{ + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8, DataType::S8, DataType::QS8, DataType::U16, DataType::S16, DataType::QS16, + DataType::U32, DataType::S32, DataType::F16, DataType::F32); + ARM_COMPUTE_ERROR_ON_NULLPTR(output); + ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input, output); + ARM_COMPUTE_ERROR_ON_MISMATCHING_FIXED_POINT(input, output); + ARM_COMPUTE_ERROR_ON(input->info()->tensor_shape().total_size() != output->info()->tensor_shape().total_size()); + + _input = input; + _output = output; + + constexpr unsigned int num_elems_processed_per_iteration = 1; + + // Configure kernel window + Window win = calculate_max_window(*input->info(), Steps(num_elems_processed_per_iteration)); + + AccessWindowHorizontal input_access(input->info(), 0, num_elems_processed_per_iteration); + AccessWindowStatic output_access(output->info(), 0, 0, output->info()->tensor_shape().x(), output->info()->tensor_shape().y()); + update_window_and_padding(win, input_access, output_access); + + output_access.set_valid_region(win, ValidRegion(Coordinates(), output->info()->tensor_shape())); + + INEKernel::configure(win); +} + +void NEReshapeLayerKernel::run(const Window &window, const ThreadInfo &info) +{ + ARM_COMPUTE_UNUSED(info); + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INESimpleKernel::window(), window); + + switch(_input->info()->data_type()) + { + case DataType::U8: + case DataType::S8: + case DataType::QS8: + reshape_tensor<uint8_t>(window, _input, _output); + break; + case DataType::U16: + case DataType::S16: + case DataType::QS16: + case DataType::F16: + reshape_tensor<uint16_t>(window, _input, _output); + break; + case DataType::U32: + case DataType::S32: + case DataType::F32: + reshape_tensor<uint32_t>(window, _input, _output); + break; + default: + ARM_COMPUTE_ERROR("Unsupported data type!"); + } +} |