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Diffstat (limited to 'compute/ARMComputeEx/arm_compute/core/NEON/kernels/NEPReLUKernel.h')
-rw-r--r-- | compute/ARMComputeEx/arm_compute/core/NEON/kernels/NEPReLUKernel.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/compute/ARMComputeEx/arm_compute/core/NEON/kernels/NEPReLUKernel.h b/compute/ARMComputeEx/arm_compute/core/NEON/kernels/NEPReLUKernel.h new file mode 100644 index 000000000..79bb78661 --- /dev/null +++ b/compute/ARMComputeEx/arm_compute/core/NEON/kernels/NEPReLUKernel.h @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved + * Copyright (c) 2016-2018 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_NEPRELUKERNEL_H__ +#define __ARM_COMPUTE_NEPRELUKERNEL_H__ + +#include "arm_compute/core/NEON/INEKernel.h" + +namespace arm_compute +{ +class ITensor; + +/** Interface for the kernel to perform Parametric Rectified Linear Unit + * + * Result is computed by: + * @f[ output(x) = alpha * x for x < 0, output(x) = x for x >= 0 @f] + */ +class NEPReLUKernel : public INEKernel +{ +public: + const char *name() const override { return "NEPReLUKernel"; } + /** Default constructor */ + NEPReLUKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEPReLUKernel(const NEPReLUKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEPReLUKernel &operator=(const NEPReLUKernel &) = delete; + /** Allow instances of this class to be moved */ + NEPReLUKernel(NEPReLUKernel &&) = default; + /** Allow instances of this class to be moved */ + NEPReLUKernel &operator=(NEPReLUKernel &&) = default; + /** Initialise the kernel's inputs and output + * + * @param[in] input Input tensor. Data type supported: QASYMM8/F32 + * @param[in] alpha Alpha tensor. Data types supported: Same as @p input + * @param[out] output Output tensor. Data types supported: Same as @p input + */ + void configure(const ITensor *input, const ITensor *alpha, ITensor *output); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + + /** Static function to check if given info will lead to a valid configuration of @ref + * NEPReLUKernel.h + * + * @param[in] input Input tensor input info. Data types supported: QASYMM8/F32. + * @param[in] alpha Alpha tensor input info. Data types supported: Same as @p input. + * @param[in] output Output tensor info. Data types supported: Same as @p input. + * + * @return a Status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *alpha, + const ITensorInfo *output); + static Status validate_arguments(const ITensorInfo &input, const ITensorInfo &alpha, + const ITensorInfo &output); + +private: + const ITensor *_input; /**< Source tensor */ + const ITensor *_alpha; /**< Alpha tensor */ + ITensor *_output; /**< Destination tensor */ +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_NEPRELUKERNEL_H__ */ |