From ebcebf1dee7f8314976b1e0cabd62b4cf893d765 Mon Sep 17 00:00:00 2001 From: Michalis Spyrou Date: Wed, 21 Oct 2020 00:04:14 +0100 Subject: COMPMID-3638: Move NEON kernels Signed-off-by: Michalis Spyrou Change-Id: Ieed3e4bc8be7fef80c90c5094599b477a56fc473 Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4285 Comments-Addressed: Arm Jenkins Reviewed-by: Georgios Pinitas Tested-by: Arm Jenkins --- src/core/NEON/kernels/NEMinMaxLayerKernel.h | 90 +++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 src/core/NEON/kernels/NEMinMaxLayerKernel.h (limited to 'src/core/NEON/kernels/NEMinMaxLayerKernel.h') diff --git a/src/core/NEON/kernels/NEMinMaxLayerKernel.h b/src/core/NEON/kernels/NEMinMaxLayerKernel.h new file mode 100644 index 0000000000..b4852ad9f2 --- /dev/null +++ b/src/core/NEON/kernels/NEMinMaxLayerKernel.h @@ -0,0 +1,90 @@ +/* + * 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_NEMINMAXLAYERKERNEL_H +#define ARM_COMPUTE_NEMINMAXLAYERKERNEL_H + +#include "src/core/NEON/INEKernel.h" +#include "support/Mutex.h" + +#include + +namespace arm_compute +{ +class ITensor; + +/** Interface for the kernel to perform min max search on a 3D tensor. */ +class NEMinMaxLayerKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NEMinMaxLayerKernel"; + } + /** Default constructor */ + NEMinMaxLayerKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEMinMaxLayerKernel(const NEMinMaxLayerKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEMinMaxLayerKernel &operator=(const NEMinMaxLayerKernel &) = delete; + /** Prevent instances of this class from being moved (As this class contains non movable objects) */ + NEMinMaxLayerKernel(NEMinMaxLayerKernel &&) = delete; + /** Prevent instances of this class from being moved (As this class contains non movable objects) */ + NEMinMaxLayerKernel &operator=(NEMinMaxLayerKernel &&) = delete; + /** Default destructor */ + ~NEMinMaxLayerKernel() = default; + + /** Initialise the kernel's input and outputs. + * + * @note output[0] = minimum + * @note output[1] = maximum + * + * @param[in] input Input tensor with at least 3 dimensions. The dimensions over the third will be interpreted as batches. Data type supported: F32. + * @param[out] output Output tensor with shape [2, batches, ...] which stores the minimum and maximum value for each 3D input tensor. + * The dimensions over the second must match the batched dimensions of the input tensor. Data types supported: F32 + */ + void configure(const ITensor *input, ITensor *output); + /** Static function to check if given info will lead to a valid configuration of @ref CLMinMaxLayerKernel + * + * @param[in] input Input tensor info. Data types supported: F32. + * @param[in] output Output tensor info with shape [2, batches, ...] which stores the minimum and maximum values for each 3D input tensor. + * The dimensions over the second must match the batched dimensions of the input tensor. Data types supported: F32. + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *output); + /** Resets global minimum and maximum. */ + void reset(); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + +private: + void update_min_max(float *out_ptr, float min, float max); + const ITensor *_input; + ITensor *_output; + arm_compute::Mutex _mtx; +}; +} // namespace arm_compute +#endif /* ARM_COMPUTE_NEMINMAXLAYERKERNEL_H */ -- cgit v1.2.1