1 /*
2 * Copyright (c) 2019-2021 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/CLFFTDigitReverseKernel.h"
25
26 #include "arm_compute/core/CL/CLKernelLibrary.h"
27 #include "arm_compute/core/CL/ICLTensor.h"
28 #include "arm_compute/core/TensorInfo.h"
29 #include "src/core/CL/CLValidate.h"
30 #include "src/core/helpers/AutoConfiguration.h"
31 #include "src/core/helpers/WindowHelpers.h"
32 #include "support/StringSupport.h"
33
34 namespace arm_compute
35 {
36 namespace
37 {
validate_arguments(const ITensorInfo * input,const ITensorInfo * output,const ITensorInfo * idx,const FFTDigitReverseKernelInfo & config)38 Status validate_arguments(const ITensorInfo *input, const ITensorInfo *output, const ITensorInfo *idx, const FFTDigitReverseKernelInfo &config)
39 {
40 ARM_COMPUTE_RETURN_ERROR_ON_F16_UNSUPPORTED(input);
41 ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_NOT_IN(input, DataType::F16, DataType::F32);
42 ARM_COMPUTE_RETURN_ERROR_ON(input->num_channels() != 1 && input->num_channels() != 2);
43 ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(idx, 1, DataType::U32);
44 ARM_COMPUTE_RETURN_ERROR_ON(std::set<unsigned int>({ 0, 1 }).count(config.axis) == 0);
45 ARM_COMPUTE_RETURN_ERROR_ON(input->tensor_shape()[config.axis] != idx->tensor_shape().x());
46
47 // Checks performed when output is configured
48 if((output != nullptr) && (output->total_size() != 0))
49 {
50 ARM_COMPUTE_RETURN_ERROR_ON(output->num_channels() != 2);
51 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input, output);
52 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output);
53 }
54
55 return Status{};
56 }
57
validate_and_configure_window(ITensorInfo * input,ITensorInfo * output,ITensorInfo * idx,const FFTDigitReverseKernelInfo & config)58 std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output, ITensorInfo *idx, const FFTDigitReverseKernelInfo &config)
59 {
60 ARM_COMPUTE_UNUSED(idx, config);
61
62 auto_init_if_empty(*output, input->clone()->set_num_channels(2));
63
64 Window win = calculate_max_window(*output, Steps());
65
66 return std::make_pair(Status{}, win);
67 }
68 } // namespace
69
CLFFTDigitReverseKernel()70 CLFFTDigitReverseKernel::CLFFTDigitReverseKernel()
71 : _input(nullptr), _output(nullptr), _idx(nullptr)
72 {
73 _type = CLKernelType::ELEMENTWISE;
74 }
75
configure(const ICLTensor * input,ICLTensor * output,const ICLTensor * idx,const FFTDigitReverseKernelInfo & config)76 void CLFFTDigitReverseKernel::configure(const ICLTensor *input, ICLTensor *output, const ICLTensor *idx, const FFTDigitReverseKernelInfo &config)
77 {
78 configure(CLKernelLibrary::get().get_compile_context(), input, output, idx, config);
79 }
80
configure(const CLCompileContext & compile_context,const ICLTensor * input,ICLTensor * output,const ICLTensor * idx,const FFTDigitReverseKernelInfo & config)81 void CLFFTDigitReverseKernel::configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output, const ICLTensor *idx, const FFTDigitReverseKernelInfo &config)
82 {
83 ARM_COMPUTE_ERROR_ON_NULLPTR(input, output, idx);
84 auto padding_info = get_padding_info({ input, output, idx });
85 ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input->info(), output->info(), idx->info(), config));
86
87 _input = input;
88 _output = output;
89 _idx = idx;
90
91 // Create kernel
92 CLBuildOptions build_opts;
93 build_opts.add_option("-DVEC_SIZE=" + support::cpp11::to_string(input->info()->num_channels()));
94 build_opts.add_option("-DDATA_TYPE=" + get_cl_type_from_data_type(input->info()->data_type()));
95 build_opts.add_option_if(config.conjugate, "-DCONJ");
96 std::string kernel_name = "fft_digit_reverse_axis_" + support::cpp11::to_string(config.axis);
97 _kernel = create_kernel(compile_context, kernel_name, build_opts.options());
98
99 // Configure kernel window
100 auto win_config = validate_and_configure_window(input->info(), output->info(), idx->info(), config);
101 ARM_COMPUTE_ERROR_THROW_ON(win_config.first);
102 ICLKernel::configure_internal(win_config.second);
103
104 // Set config_id for enabling LWS tuning
105 _config_id = kernel_name;
106 _config_id += "_";
107 _config_id += lower_string(string_from_data_type(input->info()->data_type()));
108 _config_id += "_";
109 _config_id += support::cpp11::to_string(input->info()->dimension(0));
110 _config_id += "_";
111 _config_id += support::cpp11::to_string(input->info()->dimension(1));
112 ARM_COMPUTE_ERROR_ON(has_padding_changed(padding_info));
113 }
114
validate(const ITensorInfo * input,const ITensorInfo * output,const ITensorInfo * idx,const FFTDigitReverseKernelInfo & config)115 Status CLFFTDigitReverseKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const ITensorInfo *idx, const FFTDigitReverseKernelInfo &config)
116 {
117 ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output, idx, config));
118 ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), output->clone().get(), idx->clone().get(), config).first);
119
120 return Status{};
121 }
122
run(const Window & window,cl::CommandQueue & queue)123 void CLFFTDigitReverseKernel::run(const Window &window, cl::CommandQueue &queue)
124 {
125 ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
126 ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window);
127
128 Window collapsed = window.collapse_if_possible(ICLKernel::window(), Window::DimZ);
129 Window slice = collapsed.first_slice_window_3D();
130
131 do
132 {
133 unsigned int idx = 0;
134 add_3D_tensor_argument(idx, _input, slice);
135 add_3D_tensor_argument(idx, _output, slice);
136 add_1D_tensor_argument(idx, _idx, slice);
137 enqueue(queue, *this, slice, lws_hint());
138 }
139 while(collapsed.slide_window_slice_3D(slice));
140 }
141 } // namespace arm_compute
142