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/*
* Copyright (c) 2016-2019 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.
*/
#include "arm_compute/core/NEON/kernels/NEBitwiseOrKernel.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 <arm_neon.h>
#include <cstdint>
using namespace arm_compute;
namespace arm_compute
{
class Coordinates;
} // namespace arm_compute
namespace
{
inline void bitwise_or_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, vorrq_u8(val1, val2));
}
} // namespace
NEBitwiseOrKernel::NEBitwiseOrKernel()
: _input1(nullptr), _input2(nullptr), _output(nullptr)
{
}
void NEBitwiseOrKernel::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;
// Configure kernel window
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 NEBitwiseOrKernel::run(const Window &window, const ThreadInfo &info)
{
ARM_COMPUTE_UNUSED(info);
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 &)
{
bitwise_or_U8_U8_U8(input1.ptr(), input2.ptr(), output.ptr());
},
input1, input2, output);
}
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