From 5a97b28d483eefa5810f5cf57356086090c8c894 Mon Sep 17 00:00:00 2001 From: George Wort Date: Fri, 21 Dec 2018 16:21:04 +0000 Subject: COMPMID-1756: NEON: Implement RSqrt, Exp Change-Id: I6b140b8868b04f7d3032a51831a80829e8e1560e Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/165590 Tested-by: bsgcomp Reviewed-by: Anthony Barbier Reviewed-on: https://review.mlplatform.org/470 Reviewed-by: Georgios Pinitas Tested-by: Arm Jenkins --- .../core/NEON/kernels/NEElementwiseUnaryKernel.h | 100 +++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 arm_compute/core/NEON/kernels/NEElementwiseUnaryKernel.h (limited to 'arm_compute/core/NEON/kernels/NEElementwiseUnaryKernel.h') diff --git a/arm_compute/core/NEON/kernels/NEElementwiseUnaryKernel.h b/arm_compute/core/NEON/kernels/NEElementwiseUnaryKernel.h new file mode 100644 index 0000000000..f632b1a93a --- /dev/null +++ b/arm_compute/core/NEON/kernels/NEElementwiseUnaryKernel.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2018-2019 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_NEELEMENTWISEUNARYKERNEL_H__ +#define __ARM_COMPUTE_NEELEMENTWISEUNARYKERNEL_H__ + +#include "arm_compute/core/NEON/INEKernel.h" +#include "arm_compute/core/Types.h" + +namespace arm_compute +{ +class ITensor; + +/** Interface for an element-wise unary operation kernel + * + * Element-wise operation is computed by: + * @f[ output(x) = OP(input(x))@f] + * + */ +class NEElementwiseUnaryKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NEElementwiseUnaryKernel"; + } + /** Default constructor */ + NEElementwiseUnaryKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEElementwiseUnaryKernel(const NEElementwiseUnaryKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEElementwiseUnaryKernel &operator=(const NEElementwiseUnaryKernel &) = delete; + /** Allow instances of this class to be moved */ + NEElementwiseUnaryKernel(NEElementwiseUnaryKernel &&) = default; + /** Allow instances of this class to be moved */ + NEElementwiseUnaryKernel &operator=(NEElementwiseUnaryKernel &&) = default; + /** Default destructor */ + ~NEElementwiseUnaryKernel() = default; + + /** Static function to check if given info will lead to a valid configuration of @ref NEElementwiseUnaryKernel + * + * @param[in] op Arithmetic operation to be executed. + * @param[in] input First tensor input. Data types supported: F16/F32. + * @param[in] output Output tensor. Data types supported: Same as @p input. + */ + void configure(ElementWiseUnary op, const ITensor *input, ITensor *output); + + /** Static function to check if given info will lead to a valid configuration of @ref NEElementwiseUnaryKernel + * + * @param[in] op Arithmetic operation to be executed. + * @param[in] input First tensor input info. Data types supported: F16/F32. + * @param[in] output Output tensor info. Data types supported: Same as @p input. + * + * @return a Status + */ + static Status validate(ElementWiseUnary op, const ITensorInfo *input, const ITensorInfo *output); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + + /** Common signature for all the specialised arithmetic functions + * + * @param[in] input An input tensor. Data types supported: F16/F32. + * @param[out] output The output tensor. Data types supported: F16/F32. + * @param[in] window Region on which to execute the kernel. + */ + using ElementwiseUnaryFunction = void(const ITensor *input, ITensor *output, const Window &window); + +protected: + // Inherited methods overridden: + static Status validate_arguments(const ITensorInfo &input, const ITensorInfo &output); + + /** Function to use for the particular tensor types passed to configure() */ + std::function _function; + + const ITensor *_input; + ITensor *_output; +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_NEELEMENTWISEUNARYKERNEL_H__ */ -- cgit v1.2.1