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Diffstat (limited to 'src/core/CL/kernels/CLL2NormalizeLayerKernel.h')
| -rw-r--r-- | src/core/CL/kernels/CLL2NormalizeLayerKernel.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/core/CL/kernels/CLL2NormalizeLayerKernel.h b/src/core/CL/kernels/CLL2NormalizeLayerKernel.h new file mode 100644 index 0000000000..5c9ab94ce5 --- /dev/null +++ b/src/core/CL/kernels/CLL2NormalizeLayerKernel.h @@ -0,0 +1,107 @@ +/* + * Copyright (c) 2017-2020 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 ARM_COMPUTE_CLL2NORMALIZELAYERKERNEL_H +#define ARM_COMPUTE_CLL2NORMALIZELAYERKERNEL_H + +#include "arm_compute/core/Types.h" + +#include "src/core/CL/ICLKernel.h" + +namespace arm_compute +{ +class ICLTensor; + +/** Interface for performing a L2 normalize on a given axis given the square sum of it in this axis */ +class CLL2NormalizeLayerKernel : public ICLKernel +{ +public: + /** Default constructor */ + CLL2NormalizeLayerKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLL2NormalizeLayerKernel(const CLL2NormalizeLayerKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLL2NormalizeLayerKernel &operator=(const CLL2NormalizeLayerKernel &) = delete; + /** Allow instances of this class to be moved */ + CLL2NormalizeLayerKernel(CLL2NormalizeLayerKernel &&) = default; + /** Allow instances of this class to be moved */ + CLL2NormalizeLayerKernel &operator=(CLL2NormalizeLayerKernel &&) = default; + /** Default destructor */ + ~CLL2NormalizeLayerKernel() = default; + + /** Set the input and output tensors. + * + * @param[in] input Source tensor. Data types supported: F16/F32. Data layouts supported: NCHW/NHWC. + * @param[in] sum Sum values tensor. Data types supported: same as @p input. + * Sum will have the same number of dimensions as input. + * @param[out] output Destination tensor. Data types and data layouts supported: Same as @p input. + * Output will have the same number of dimensions as input. + * @param[in] axis Axis along which to reduce. Negative values wrap around. Maximum supported actual reduction axis : 2 + * @param[in] epsilon Lower bound value for the normalization. + */ + void configure(const ICLTensor *input, const ICLTensor *sum, ICLTensor *output, int axis, float epsilon); + /** Set the input and output tensors. + * + * @param[in] compile_context The compile context to be used. + * @param[in] input Source tensor. Data types supported: F16/F32. Data layouts supported: NCHW/NHWC. + * @param[in] sum Sum values tensor. Data types supported: same as @p input. + * Sum will have the same number of dimensions as input. + * @param[out] output Destination tensor. Data types and data layouts supported: Same as @p input. + * Output will have the same number of dimensions as input. + * @param[in] axis Axis along which to reduce. Negative values wrap around. Maximum supported actual reduction axis : 2 + * @param[in] epsilon Lower bound value for the normalization. + */ + void configure(const CLCompileContext &compile_context, + const ICLTensor *input, + const ICLTensor *sum, + ICLTensor *output, + int axis, + float epsilon); + + /** Static function to check if given info will lead to a valid configuration of @ref CLL2NormalizeLayerKernel. + * + * @param[in] input Source tensor info. Data types supported: F16/F32. Data layouts supported: NCHW/NHWC. + * @param[in] sum Sum values tensor info. Data types supported: same as @p input. + * Sum will have the same number of dimensions as input. + * @param[in] output Destination tensor info. Data types and data layouts supported: Same as @p input. + * Output will have the same number of dimensions as input. + * @param[in] axis Axis along which to reduce. Negative values wrap around. Maximum supported actual reduction axis : 2 + * @param[in] epsilon Lower bound value for the normalization. + * + * @return a status + */ + static Status + validate(const ITensorInfo *input, const ITensorInfo *sum, const ITensorInfo *output, int axis, float epsilon); + + // Inherited methods overridden: + void run(const Window &window, cl::CommandQueue &queue) override; + +private: + const ICLTensor *_input; + const ICLTensor *_sum; + ICLTensor *_output; + unsigned int _actual_axis; + float _epsilon; +}; +} // namespace arm_compute +#endif /*ARM_COMPUTE_CLL2NORMALIZELAYERKERNEL_H */ |