From 053e7510f24c2b02f9fae9c45fb6b874631a5376 Mon Sep 17 00:00:00 2001 From: Manuel Bottini Date: Fri, 28 Dec 2018 15:05:20 +0000 Subject: COMPMID-1758: NEON: Implement Range Change-Id: I56dff9462b85760fbed6db43224cadb90d283810 Reviewed-on: https://review.mlplatform.org/472 Reviewed-by: Georgios Pinitas Tested-by: Arm Jenkins --- arm_compute/core/NEON/kernels/NERangeKernel.h | 90 +++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 arm_compute/core/NEON/kernels/NERangeKernel.h (limited to 'arm_compute/core/NEON/kernels/NERangeKernel.h') diff --git a/arm_compute/core/NEON/kernels/NERangeKernel.h b/arm_compute/core/NEON/kernels/NERangeKernel.h new file mode 100644 index 0000000000..eeacf3f8f5 --- /dev/null +++ b/arm_compute/core/NEON/kernels/NERangeKernel.h @@ -0,0 +1,90 @@ +/* + * 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_NERANGEKERNEL_H__ +#define __ARM_COMPUTE_NERANGEKERNEL_H__ + +#include "arm_compute/core/NEON/INEKernel.h" +#include "arm_compute/core/Types.h" + +namespace arm_compute +{ +class ITensor; + +/** Kernel class for Range + * + * range generates a 1-D tensor containing a sequence of numbers that begins at 'start' and extends by increments + * of 'step' up to but not including 'end'. + */ +class NERangeKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NERangeKernel"; + } + /** Default constructor */ + NERangeKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NERangeKernel(const NERangeKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NERangeKernel &operator=(const NERangeKernel &) = delete; + /** Allow instances of this class to be moved */ + NERangeKernel(NERangeKernel &&) = default; + /** Allow instances of this class to be moved */ + NERangeKernel &operator=(NERangeKernel &&) = default; + /** Default destructor */ + ~NERangeKernel() = default; + /** Initialize the kernel's output tensor, start, end and step of the sequence. + * + * @param[out] output Output tensor. Data types supported: U8/S8/U16/S16/U32/S32/F16/F32. + * @param[in] start The starting value of the sequence. + * @param[in] end The ending (not including) value of the sequence. + * @param[in] step The gap between each pair of values in the sequence. + */ + void configure(ITensor *output, float start, float end, float step); + /** Static function to check if given info will lead to a valid configuration of @ref NERangeKernel + * + * @param[in] output Output tensor info. Data types supported: U8/S8/U16/S16/U32/S32/F16/F32. + * @param[in] start The starting value of the sequence. + * @param[in] end The ending (not including) value of the sequence. + * @param[in] step The gap between each pair of values in the sequence. + * + * @return a status + */ + static Status validate(const ITensorInfo *output, float start, float end, float step); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + +private: + using RangeFunction = void(ITensor *output, float start, float step, const Window &window); + + RangeFunction *_func; /**< Range function to be called */ + float _start; /**< Start of sequence */ + float _end; /**< End of sequence */ + float _step; /**< Increment/step value */ + ITensor *_output; /**< Destination tensor */ +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_NERANGEKERNEL_H__ */ -- cgit v1.2.1