From 6ff3b19ee6120edf015fad8caab2991faa3070af Mon Sep 17 00:00:00 2001 From: Anthony Barbier Date: Mon, 4 Sep 2017 18:44:23 +0100 Subject: COMPMID-344 Updated doxygen Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae --- src/core/NEON/kernels/NEBitwiseXorKernel.cpp | 105 +++++++++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 src/core/NEON/kernels/NEBitwiseXorKernel.cpp (limited to 'src/core/NEON/kernels/NEBitwiseXorKernel.cpp') diff --git a/src/core/NEON/kernels/NEBitwiseXorKernel.cpp b/src/core/NEON/kernels/NEBitwiseXorKernel.cpp new file mode 100644 index 0000000000..c4fb4c0d03 --- /dev/null +++ b/src/core/NEON/kernels/NEBitwiseXorKernel.cpp @@ -0,0 +1,105 @@ +/* + * Copyright (c) 2016, 2017 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. + */ +#include "arm_compute/core/NEON/kernels/NEBitwiseXorKernel.h" + +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/ITensor.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/core/Validate.h" + +#include +#include + +using namespace arm_compute; + +namespace arm_compute +{ +class Coordinates; +} // namespace arm_compute + +namespace +{ +inline void bitwise_xor_U8_U8_U8(const uint8_t *__restrict input1, const uint8_t *__restrict input2, uint8_t *__restrict output) +{ + const uint8x16_t val1 = vld1q_u8(input1); + const uint8x16_t val2 = vld1q_u8(input2); + + vst1q_u8(output, veorq_u8(val1, val2)); +} +} // namespace + +NEBitwiseXorKernel::NEBitwiseXorKernel() + : _input1(nullptr), _input2(nullptr), _output(nullptr) +{ +} + +void NEBitwiseXorKernel::configure(const ITensor *input1, const ITensor *input2, ITensor *output) +{ + ARM_COMPUTE_ERROR_ON_NULLPTR(input1, input2, output); + + set_shape_if_empty(*output->info(), input1->info()->tensor_shape()); + + set_format_if_unknown(*output->info(), Format::U8); + set_format_if_unknown(*input1->info(), Format::U8); + set_format_if_unknown(*input2->info(), Format::U8); + + ARM_COMPUTE_ERROR_ON_MISMATCHING_SHAPES(input1, input2, output); + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input1, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input2, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input1, input2, output); + + _input1 = input1; + _input2 = input2; + _output = output; + + constexpr unsigned int num_elems_processed_per_iteration = 16; + + Window win = calculate_max_window(*input1->info(), Steps(num_elems_processed_per_iteration)); + AccessWindowHorizontal output_access(output->info(), 0, num_elems_processed_per_iteration); + + update_window_and_padding(win, AccessWindowHorizontal(input1->info(), 0, num_elems_processed_per_iteration), + AccessWindowHorizontal(input2->info(), 0, num_elems_processed_per_iteration), output_access); + + const ValidRegion valid_region = intersect_valid_regions(input1->info()->valid_region(), input2->info()->valid_region()); + + output_access.set_valid_region(win, valid_region); + + INEKernel::configure(win); +} + +void NEBitwiseXorKernel::run(const Window &window) +{ + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); + Iterator input1(_input1, window); + Iterator input2(_input2, window); + Iterator output(_output, window); + + execute_window_loop(window, [&](const Coordinates & id) + { + bitwise_xor_U8_U8_U8(input1.ptr(), input2.ptr(), output.ptr()); + }, + input1, input2, output); +} -- cgit v1.2.1