1 /*
2 * Copyright (c) 2020-2021 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/CL/kernels/CLBitwiseKernel.h"
25
26 #include "arm_compute/core/CL/CLKernelLibrary.h"
27 #include "arm_compute/core/CL/ICLTensor.h"
28 #include "arm_compute/core/CL/OpenCL.h"
29 #include "arm_compute/core/Helpers.h"
30 #include "arm_compute/core/Validate.h"
31 #include "src/core/helpers/AutoConfiguration.h"
32 #include "src/core/helpers/WindowHelpers.h"
33 #include "support/StringSupport.h"
34
35 namespace arm_compute
36 {
CLBitwiseKernel()37 CLBitwiseKernel::CLBitwiseKernel()
38 : _input1(nullptr), _input2(nullptr), _output(nullptr)
39 {
40 _type = CLKernelType::ELEMENTWISE;
41 }
42
configure(const CLCompileContext & compile_context,const ICLTensor * input1,const ICLTensor * input2,ICLTensor * output,BitwiseOperation op)43 void CLBitwiseKernel::configure(const CLCompileContext &compile_context, const ICLTensor *input1, const ICLTensor *input2, ICLTensor *output, BitwiseOperation op)
44 {
45 ARM_COMPUTE_ERROR_ON_NULLPTR(input1);
46 ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input1, 1, DataType::U8);
47 if(op != BitwiseOperation::NOT)
48 {
49 ARM_COMPUTE_ERROR_ON_NULLPTR(input2);
50 ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input2, 1, DataType::U8);
51 }
52 ARM_COMPUTE_ERROR_ON_NULLPTR(output);
53 ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8);
54
55 // Output auto inizialitation if not yet initialized
56 auto_init_if_empty(*(output->info()), *(input1->info()));
57 auto padding_info = get_padding_info({ input1, input2, output });
58
59 // Configure kernel window
60 const unsigned int vec_size_x = adjust_vec_size(16 / output->info()->element_size(), output->info()->dimension(0));
61 Window win = calculate_max_window(*output->info(), Steps(vec_size_x));
62
63 _input1 = input1;
64 _input2 = input2;
65 _output = output;
66
67 // Create kernel
68 std::string kernel_name = "";
69 switch(op)
70 {
71 case BitwiseOperation::AND:
72 kernel_name = "bitwise_and";
73 break;
74 case BitwiseOperation::NOT:
75 kernel_name = "bitwise_not";
76 break;
77 case BitwiseOperation::OR:
78 kernel_name = "bitwise_or";
79 break;
80 case BitwiseOperation::XOR:
81 kernel_name = "bitwise_xor";
82 break;
83 default:
84 ARM_COMPUTE_ERROR("Bitwise operation not supported");
85 }
86
87 CLBuildOptions build_opts;
88 const int vec_size_x_leftovers = output->info()->dimension(0) % vec_size_x;
89 build_opts.add_option("-DVEC_SIZE=" + support::cpp11::to_string(vec_size_x));
90 build_opts.add_option("-DVEC_SIZE_LEFTOVER=" + support::cpp11::to_string(vec_size_x_leftovers));
91 _kernel = create_kernel(compile_context, kernel_name, build_opts.options());
92
93 ICLKernel::configure_internal(win);
94 ARM_COMPUTE_ERROR_ON(has_padding_changed(padding_info));
95 }
96
run(const Window & window,cl::CommandQueue & queue)97 void CLBitwiseKernel::run(const Window &window, cl::CommandQueue &queue)
98 {
99 ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
100 ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window);
101
102 Window slice = window.first_slice_window_2D();
103
104 do
105 {
106 unsigned int idx = 0;
107 add_2D_tensor_argument(idx, _input1, slice);
108 if(_input2 != nullptr)
109 {
110 add_2D_tensor_argument(idx, _input2, slice);
111 }
112 add_2D_tensor_argument(idx, _output, slice);
113 enqueue(queue, *this, slice, lws_hint());
114 }
115 while(window.slide_window_slice_2D(slice));
116 }
117 } // namespace arm_compute