Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 1 | /* |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2018 ARM Limited. |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 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 "arm_compute/runtime/CL/CLTuner.h" |
| 25 | |
| 26 | #include "arm_compute/core/CL/ICLKernel.h" |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 27 | #include "arm_compute/core/Error.h" |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 28 | #include "arm_compute/runtime/CL/CLScheduler.h" |
| 29 | |
Anthony Barbier | 317fa7f | 2018-03-01 10:11:22 +0000 | [diff] [blame] | 30 | #include <cerrno> |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 31 | #include <fstream> |
| 32 | #include <iostream> |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 33 | #include <limits> |
| 34 | #include <string> |
| 35 | |
| 36 | using namespace arm_compute; |
| 37 | |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 38 | namespace |
| 39 | { |
| 40 | /* Function to be used to intercept kernel enqueues and store their OpenCL Event */ |
| 41 | class Interceptor |
| 42 | { |
| 43 | public: |
| 44 | explicit Interceptor(CLTuner &tuner); |
| 45 | |
| 46 | /** clEnqueueNDRangeKernel interface |
| 47 | * |
| 48 | * @param[in] command_queue A valid command-queue. The kernel will be queued for execution on the device associated with command_queue. |
| 49 | * @param[in] kernel A valid kernel object. The OpenCL context associated with kernel and command_queue must be the same. |
| 50 | * @param[in] work_dim The number of dimensions used to specify the global work-items and work-items in the work-group. work_dim must be greater than zero and less than or equal to CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS. |
| 51 | * @param[in] gwo Global-Workgroup-Offset. It can be used to specify an array of work_dim unsigned values that describe the offset used to calculate the global ID of a work-item. If global_work_offset is NULL, the global IDs start at offset (0, 0, ... 0). |
| 52 | * @param[in] gws Global-Workgroup-Size. Points to an array of work_dim unsigned values that describe the number of global work-items in work_dim dimensions that will execute the kernel function. |
| 53 | * @param[in] lws Local-Workgroup-Size. Points to an array of work_dim unsigned values that describe the number of work-items that make up a work-group |
| 54 | * @param[in] num_events_in_wait_list Number of events in the waiting list |
| 55 | * @param[in] event_wait_list Event waiting list |
| 56 | * @param[in] event OpenCL kernel event |
| 57 | * |
| 58 | * @return the OpenCL status |
| 59 | */ |
| 60 | cl_int operator()(cl_command_queue command_queue, cl_kernel kernel, cl_uint work_dim, const size_t *gwo, const size_t *gws, const size_t *lws, cl_uint num_events_in_wait_list, |
| 61 | const cl_event *event_wait_list, cl_event *event); |
| 62 | |
| 63 | private: |
| 64 | CLTuner &_tuner; |
| 65 | }; |
| 66 | |
| 67 | Interceptor::Interceptor(CLTuner &tuner) |
| 68 | : _tuner(tuner) |
| 69 | { |
| 70 | } |
| 71 | |
| 72 | cl_int Interceptor::operator()(cl_command_queue command_queue, cl_kernel kernel, cl_uint work_dim, const size_t *gwo, const size_t *gws, const size_t *lws, cl_uint num_events_in_wait_list, |
| 73 | const cl_event *event_wait_list, cl_event *event) |
| 74 | { |
| 75 | ARM_COMPUTE_ERROR_ON_MSG(event != nullptr, "Not supported"); |
| 76 | ARM_COMPUTE_UNUSED(event); |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 77 | if(_tuner.kernel_event_is_set()) |
| 78 | { |
| 79 | // If the event is already set it means the kernel enqueue is sliced: given that we only time the first slice we can save time by skipping the other enqueues. |
| 80 | return CL_SUCCESS; |
| 81 | } |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 82 | cl_event tmp; |
| 83 | cl_int retval = _tuner.real_clEnqueueNDRangeKernel(command_queue, kernel, work_dim, gwo, gws, lws, num_events_in_wait_list, event_wait_list, &tmp); |
| 84 | |
| 85 | // Set OpenCL event |
| 86 | _tuner.set_cl_kernel_event(tmp); |
| 87 | |
| 88 | return retval; |
| 89 | } |
| 90 | |
| 91 | } // namespace |
| 92 | |
| 93 | CLTuner::CLTuner(bool tune_new_kernels) |
| 94 | : real_clEnqueueNDRangeKernel(nullptr), _lws_table(), _queue(), _queue_profiler(), _kernel_event(), _tune_new_kernels(tune_new_kernels) |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 95 | { |
| 96 | } |
| 97 | |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 98 | bool CLTuner::kernel_event_is_set() const |
| 99 | { |
| 100 | return _kernel_event() != nullptr; |
| 101 | } |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 102 | void CLTuner::set_cl_kernel_event(cl_event kernel_event) |
| 103 | { |
| 104 | _kernel_event = kernel_event; |
| 105 | } |
| 106 | |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 107 | void CLTuner::set_tune_new_kernels(bool tune_new_kernels) |
| 108 | { |
| 109 | _tune_new_kernels = tune_new_kernels; |
| 110 | } |
Anthony Barbier | 8b81195 | 2018-02-28 13:47:58 +0000 | [diff] [blame] | 111 | bool CLTuner::tune_new_kernels() const |
| 112 | { |
| 113 | return _tune_new_kernels; |
| 114 | } |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 115 | |
Georgios Pinitas | c0d1c86 | 2018-03-23 15:13:15 +0000 | [diff] [blame] | 116 | void CLTuner::tune_kernel_static(ICLKernel &kernel) |
| 117 | { |
| 118 | ARM_COMPUTE_UNUSED(kernel); |
| 119 | } |
| 120 | |
| 121 | void CLTuner::tune_kernel_dynamic(ICLKernel &kernel) |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 122 | { |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 123 | // Get the configuration ID from the kernel |
| 124 | const std::string &config_id = kernel.config_id(); |
| 125 | |
| 126 | // Check if we need to find the Optimal LWS. If config_id is equal to default_config_id, the kernel does not require to be tuned |
| 127 | if(config_id != arm_compute::default_config_id) |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 128 | { |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 129 | auto p = _lws_table.find(config_id); |
| 130 | |
| 131 | if(p == _lws_table.end()) |
| 132 | { |
| 133 | if(_tune_new_kernels) |
| 134 | { |
| 135 | // Find the optimal LWS for the kernel |
| 136 | cl::NDRange opt_lws = find_optimal_lws(kernel); |
| 137 | |
| 138 | // Insert the optimal LWS in the table |
| 139 | add_lws_to_table(config_id, opt_lws); |
| 140 | |
| 141 | // Set Local-Workgroup-Size |
| 142 | kernel.set_lws_hint(opt_lws); |
| 143 | } |
| 144 | } |
| 145 | else |
| 146 | { |
| 147 | // Set Local-Workgroup-Size |
| 148 | kernel.set_lws_hint(p->second); |
| 149 | } |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | void CLTuner::add_lws_to_table(const std::string &kernel_id, cl::NDRange optimal_lws) |
| 154 | { |
| 155 | _lws_table.emplace(kernel_id, optimal_lws); |
| 156 | } |
| 157 | |
| 158 | cl::NDRange CLTuner::find_optimal_lws(ICLKernel &kernel) |
| 159 | { |
| 160 | if(real_clEnqueueNDRangeKernel == nullptr) |
| 161 | { |
| 162 | real_clEnqueueNDRangeKernel = CLSymbols::get().clEnqueueNDRangeKernel_ptr; |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 163 | |
| 164 | // Get the default queue |
| 165 | _queue = CLScheduler::get().queue(); |
| 166 | |
| 167 | // Check if we can use the OpenCL timer with the default queue |
| 168 | cl_command_queue_properties props = _queue.getInfo<CL_QUEUE_PROPERTIES>(); |
| 169 | |
| 170 | if((props & CL_QUEUE_PROFILING_ENABLE) == 0) |
| 171 | { |
| 172 | // Set the queue for profiling |
| 173 | _queue_profiler = cl::CommandQueue(CLScheduler::get().context(), props | CL_QUEUE_PROFILING_ENABLE); |
| 174 | } |
| 175 | else |
| 176 | { |
| 177 | _queue_profiler = _queue; |
| 178 | } |
| 179 | } |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 180 | // Start intercepting enqueues: |
| 181 | CLSymbols::get().clEnqueueNDRangeKernel_ptr = Interceptor(*this); |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 182 | |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 183 | cl_ulong min_exec_time = std::numeric_limits<cl_ulong>::max(); |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 184 | |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 185 | cl::NDRange opt_lws = cl::NullRange; |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 186 | |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 187 | const int x_step = std::max(1, kernel.window().x().step()); |
| 188 | const int y_step = std::max(1, kernel.window().y().step()); |
| 189 | const int z_step = std::max(1, kernel.window().z().step()); |
| 190 | const int x_end = kernel.window().x().end() - kernel.window().x().start() / x_step > 1 ? 16 : 1; |
| 191 | const int y_end = kernel.window().y().end() - kernel.window().y().start() / y_step > 1 ? 16 : 1; |
| 192 | const int z_end = kernel.window().z().end() - kernel.window().z().start() / z_step > 1 ? 8 : 1; |
| 193 | |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 194 | // First run using the default LWS |
| 195 | { |
| 196 | cl::NDRange lws_test = cl::NullRange; |
| 197 | |
| 198 | kernel.set_lws_hint(lws_test); |
| 199 | |
| 200 | // Run the kernel |
| 201 | kernel.run(kernel.window(), _queue_profiler); |
| 202 | |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 203 | _queue_profiler.finish(); |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 204 | |
| 205 | const cl_ulong start = _kernel_event.getProfilingInfo<CL_PROFILING_COMMAND_START>(); |
| 206 | const cl_ulong end = _kernel_event.getProfilingInfo<CL_PROFILING_COMMAND_END>(); |
| 207 | const cl_ulong diff = end - start; |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 208 | _kernel_event = nullptr; |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 209 | |
| 210 | min_exec_time = diff; |
| 211 | } |
| 212 | |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 213 | for(int z = 1; z <= z_end; ++z) |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 214 | { |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 215 | for(int y = 1; y <= y_end; ++y) |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 216 | { |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 217 | for(int x = 1; x <= x_end; ++x) |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 218 | { |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 219 | cl::NDRange lws_test = cl::NDRange(x, y, z); |
| 220 | |
| 221 | const bool invalid_lws = (x * y * z > static_cast<int>(kernel.get_max_workgroup_size())) || (x == 1 && y == 1 && z == 1); |
| 222 | |
| 223 | if(invalid_lws) |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 224 | { |
| 225 | continue; |
| 226 | } |
| 227 | |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 228 | //Set the Local-Workgroup-Size |
| 229 | kernel.set_lws_hint(lws_test); |
| 230 | |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 231 | // Run the kernel |
| 232 | kernel.run(kernel.window(), _queue_profiler); |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 233 | |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 234 | _queue_profiler.finish(); |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 235 | |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 236 | const cl_ulong start = _kernel_event.getProfilingInfo<CL_PROFILING_COMMAND_START>(); |
| 237 | const cl_ulong end = _kernel_event.getProfilingInfo<CL_PROFILING_COMMAND_END>(); |
| 238 | const cl_ulong diff = end - start; |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 239 | _kernel_event = nullptr; |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 240 | |
| 241 | // Check the execution time |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 242 | if(diff < min_exec_time) |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 243 | { |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 244 | min_exec_time = diff; |
Gian Marco | c78d4bc | 2018-01-25 13:49:44 +0000 | [diff] [blame] | 245 | opt_lws = cl::NDRange(x, y, z); |
| 246 | } |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 247 | } |
| 248 | } |
| 249 | } |
| 250 | |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 251 | // Restore real function |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 252 | CLSymbols::get().clEnqueueNDRangeKernel_ptr = real_clEnqueueNDRangeKernel; |
| 253 | |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 254 | return opt_lws; |
| 255 | } |
| 256 | |
| 257 | void CLTuner::import_lws_table(const std::unordered_map<std::string, cl::NDRange> &lws_table) |
| 258 | { |
| 259 | _lws_table.clear(); |
| 260 | _lws_table = lws_table; |
| 261 | } |
| 262 | |
Anthony Barbier | 8b81195 | 2018-02-28 13:47:58 +0000 | [diff] [blame] | 263 | const std::unordered_map<std::string, cl::NDRange> &CLTuner::lws_table() const |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 264 | { |
| 265 | return _lws_table; |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 266 | } |
| 267 | |
Anthony Barbier | 8b81195 | 2018-02-28 13:47:58 +0000 | [diff] [blame] | 268 | void CLTuner::load_from_file(const std::string &filename) |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 269 | { |
Anthony Barbier | 8b81195 | 2018-02-28 13:47:58 +0000 | [diff] [blame] | 270 | std::ifstream fs; |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 271 | fs.exceptions(std::ifstream::badbit); |
Anthony Barbier | 8b81195 | 2018-02-28 13:47:58 +0000 | [diff] [blame] | 272 | fs.open(filename, std::ios::in); |
Anthony Barbier | 317fa7f | 2018-03-01 10:11:22 +0000 | [diff] [blame] | 273 | if(!fs.is_open()) |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 274 | { |
Anthony Barbier | 317fa7f | 2018-03-01 10:11:22 +0000 | [diff] [blame] | 275 | ARM_COMPUTE_ERROR("Failed to open '%s' (%s [%d])", filename.c_str(), strerror(errno), errno); |
| 276 | } |
| 277 | std::string line; |
| 278 | while(!std::getline(fs, line).fail()) |
| 279 | { |
| 280 | std::istringstream ss(line); |
| 281 | std::string token; |
| 282 | if(std::getline(ss, token, ';').fail()) |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 283 | { |
Anthony Barbier | 317fa7f | 2018-03-01 10:11:22 +0000 | [diff] [blame] | 284 | ARM_COMPUTE_ERROR("Malformed row '%s' in %s (Should be of the form 'kernel_id;lws[0];lws[1];lws[2]')", ss.str().c_str(), filename.c_str()); |
| 285 | } |
| 286 | std::string kernel_id = token; |
| 287 | cl::NDRange lws(1, 1, 1); |
| 288 | for(int i = 0; i < 3; i++) |
| 289 | { |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 290 | if(std::getline(ss, token, ';').fail()) |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 291 | { |
Anthony Barbier | f5dcf79 | 2018-02-28 18:04:45 +0000 | [diff] [blame] | 292 | ARM_COMPUTE_ERROR("Malformed row '%s' in %s (Should be of the form 'kernel_id;lws[0];lws[1];lws[2]')", ss.str().c_str(), filename.c_str()); |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 293 | } |
Anthony Barbier | 317fa7f | 2018-03-01 10:11:22 +0000 | [diff] [blame] | 294 | lws.get()[i] = support::cpp11::stoi(token); |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 295 | } |
Anthony Barbier | 317fa7f | 2018-03-01 10:11:22 +0000 | [diff] [blame] | 296 | |
| 297 | // If all dimensions are 0: reset to NullRange (i.e nullptr) |
| 298 | if(lws[0] == 0 && lws[1] == 0 && lws[2] == 0) |
| 299 | { |
| 300 | lws = cl::NullRange; |
| 301 | } |
| 302 | add_lws_to_table(kernel_id, lws); |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 303 | } |
Anthony Barbier | 317fa7f | 2018-03-01 10:11:22 +0000 | [diff] [blame] | 304 | fs.close(); |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 305 | } |
| 306 | |
Anthony Barbier | 8b81195 | 2018-02-28 13:47:58 +0000 | [diff] [blame] | 307 | void CLTuner::save_to_file(const std::string &filename) const |
Gian Marco | 85e6f51 | 2018-02-01 16:57:48 +0000 | [diff] [blame] | 308 | { |
Anthony Barbier | 8b81195 | 2018-02-28 13:47:58 +0000 | [diff] [blame] | 309 | std::ofstream fs; |
| 310 | fs.exceptions(std::ifstream::failbit | std::ifstream::badbit); |
| 311 | fs.open(filename, std::ios::out); |
| 312 | for(auto kernel_data : _lws_table) |
Anthony Barbier | 8db8318 | 2018-02-27 13:08:00 +0000 | [diff] [blame] | 313 | { |
| 314 | fs << kernel_data.first << ";" << kernel_data.second[0] << ";" << kernel_data.second[1] << ";" << kernel_data.second[2] << std::endl; |
| 315 | } |
| 316 | fs.close(); |
| 317 | } |