1 /*
2 * Copyright (c) 2016-2021 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #include "src/core/NEON/kernels/NEBitwiseAndKernel.h"
25
26 #include "arm_compute/core/Helpers.h"
27 #include "arm_compute/core/ITensor.h"
28 #include "arm_compute/core/Types.h"
29 #include "arm_compute/core/Validate.h"
30 #include "src/core/NEON/wrapper/wrapper.h"
31 #include "src/core/helpers/AutoConfiguration.h"
32 #include "src/core/helpers/WindowHelpers.h"
33
34 #include <arm_neon.h>
35 #include <cstdint>
36
37 using namespace arm_compute;
38 using namespace arm_compute::wrapper;
39
40 namespace arm_compute
41 {
42 class Coordinates;
43 } // namespace arm_compute
44
45 namespace
46 {
47 template <typename T>
bitwise_and(const T * __restrict input1,const T * __restrict input2,T * __restrict output)48 inline void bitwise_and(const T *__restrict input1, const T *__restrict input2, T *__restrict output)
49 {
50 using type = typename wrapper::traits::neon_bitvector<T, wrapper::traits::BitWidth::W128>::type;
51 const type val1 = vloadq(static_cast<const T *>(input1));
52 const type val2 = vloadq(static_cast<const T *>(input2));
53
54 vstore(static_cast<T *>(output), vand(val1, val2));
55 }
56 } // namespace
57
NEBitwiseAndKernel()58 NEBitwiseAndKernel::NEBitwiseAndKernel()
59 : _input1(nullptr), _input2(nullptr), _output(nullptr)
60 {
61 }
62
configure(const ITensor * input1,const ITensor * input2,ITensor * output)63 void NEBitwiseAndKernel::configure(const ITensor *input1, const ITensor *input2, ITensor *output)
64 {
65 ARM_COMPUTE_ERROR_ON_NULLPTR(input1, input2, output);
66
67 set_shape_if_empty(*output->info(), input1->info()->tensor_shape());
68
69 set_format_if_unknown(*output->info(), Format::U8);
70 set_format_if_unknown(*input1->info(), Format::U8);
71 set_format_if_unknown(*input2->info(), Format::U8);
72
73 ARM_COMPUTE_ERROR_ON_MISMATCHING_SHAPES(input1, input2, output);
74 ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input1, 1, DataType::U8);
75 ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input2, 1, DataType::U8);
76 ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8);
77 ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input1, input2, output);
78
79 _input1 = input1;
80 _input2 = input2;
81 _output = output;
82
83 constexpr unsigned int num_elems_processed_per_iteration = 16;
84
85 // Configure kernel window
86 Window win = calculate_max_window(*input1->info(), Steps(num_elems_processed_per_iteration));
87 AccessWindowHorizontal output_access(output->info(), 0, num_elems_processed_per_iteration);
88
89 update_window_and_padding(win,
90 AccessWindowHorizontal(input1->info(), 0, num_elems_processed_per_iteration),
91 AccessWindowHorizontal(input2->info(), 0, num_elems_processed_per_iteration),
92 output_access);
93
94 INEKernel::configure(win);
95 }
96
run(const Window & window,const ThreadInfo & info)97 void NEBitwiseAndKernel::run(const Window &window, const ThreadInfo &info)
98 {
99 ARM_COMPUTE_UNUSED(info);
100 ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
101 ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window);
102 Iterator input1(_input1, window);
103 Iterator input2(_input2, window);
104 Iterator output(_output, window);
105
106 execute_window_loop(window, [&](const Coordinates &)
107 {
108 bitwise_and<uint8_t>(input1.ptr(), input2.ptr(), output.ptr());
109 },
110 input1, input2, output);
111 }
112