Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 1 | /* |
Stephen Li | e855c23 | 2018-01-04 14:13:22 +0800 | [diff] [blame] | 2 | * Copyright (c) 2017-2018 ARM Limited. |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +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/core/GLES_COMPUTE/GCKernelLibrary.h" |
| 25 | |
| 26 | #include "arm_compute/core/Error.h" |
| 27 | #include "arm_compute/core/Utils.h" |
| 28 | |
| 29 | #include <fstream> |
| 30 | #include <iomanip> |
| 31 | #include <iostream> |
| 32 | #include <regex> |
| 33 | #include <utility> |
| 34 | #include <vector> |
| 35 | |
| 36 | using namespace arm_compute; |
| 37 | |
| 38 | GCProgram::GCProgram() |
| 39 | : _name(), _source() |
| 40 | { |
| 41 | } |
| 42 | |
| 43 | GCProgram::GCProgram(std::string name, std::string source) |
| 44 | : _name(std::move(name)), _source(std::move(source)) |
| 45 | { |
| 46 | } |
| 47 | |
| 48 | GLuint GCProgram::link_program(GLuint shader) |
| 49 | { |
| 50 | GLuint program = ARM_COMPUTE_GL_CHECK(glCreateProgram()); |
| 51 | |
| 52 | GLint rvalue; |
| 53 | GLsizei length; |
| 54 | |
| 55 | ARM_COMPUTE_GL_CHECK(glAttachShader(program, shader)); |
| 56 | ARM_COMPUTE_GL_CHECK(glLinkProgram(program)); |
| 57 | ARM_COMPUTE_GL_CHECK(glDetachShader(program, shader)); |
| 58 | ARM_COMPUTE_GL_CHECK(glDeleteShader(shader)); |
| 59 | |
| 60 | // Check if there were some issues when linking the shader. |
| 61 | ARM_COMPUTE_GL_CHECK(glGetProgramiv(program, GL_LINK_STATUS, &rvalue)); |
| 62 | |
| 63 | if(rvalue == 0) |
| 64 | { |
| 65 | ARM_COMPUTE_GL_CHECK(glGetProgramiv(program, GL_INFO_LOG_LENGTH, &length)); |
| 66 | |
| 67 | std::vector<GLchar> log(length); |
| 68 | ARM_COMPUTE_GL_CHECK(glGetProgramInfoLog(program, length, nullptr, log.data())); |
| 69 | ARM_COMPUTE_ERROR("Error: Linker log:\n%s\n", log.data()); |
| 70 | |
| 71 | return 0; |
| 72 | } |
| 73 | |
| 74 | ARM_COMPUTE_GL_CHECK(glUseProgram(program)); |
| 75 | |
| 76 | return program; |
| 77 | } |
| 78 | |
| 79 | GLuint GCProgram::compile_shader(const std::string &build_options) |
| 80 | { |
| 81 | GLuint shader = ARM_COMPUTE_GL_CHECK(glCreateShader(GL_COMPUTE_SHADER)); |
| 82 | |
| 83 | const char *src[] |
| 84 | { |
| 85 | "#version 310 es\n", |
| 86 | build_options.c_str(), |
| 87 | _source.c_str() |
| 88 | }; |
| 89 | |
| 90 | ARM_COMPUTE_GL_CHECK(glShaderSource(shader, sizeof(src) / sizeof(src[0]), src, nullptr)); |
| 91 | |
| 92 | ARM_COMPUTE_GL_CHECK(glCompileShader(shader)); |
| 93 | |
| 94 | // Check if there were any issues when compiling the shader |
| 95 | GLint rvalue; |
| 96 | GLsizei length; |
| 97 | |
| 98 | ARM_COMPUTE_GL_CHECK(glGetShaderiv(shader, GL_COMPILE_STATUS, &rvalue)); |
| 99 | |
| 100 | if(rvalue == 0) |
| 101 | { |
| 102 | ARM_COMPUTE_GL_CHECK(glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &length)); |
| 103 | |
| 104 | std::vector<GLchar> log(length); |
| 105 | ARM_COMPUTE_GL_CHECK(glGetShaderInfoLog(shader, length, nullptr, log.data())); |
| 106 | |
| 107 | #ifdef ARM_COMPUTE_DEBUG_ENABLED |
| 108 | std::istringstream ss(_source); |
| 109 | std::stringstream output_stream; |
| 110 | std::string line; |
| 111 | size_t line_num = 1; |
| 112 | |
| 113 | ARM_COMPUTE_LOG_INFO_MSG_WITH_FORMAT_CORE("GLES Shader build options:\n%s\n", build_options.c_str()); |
| 114 | while(std::getline(ss, line, '\n')) |
| 115 | { |
| 116 | output_stream << std::setw(6) << line_num << ": " << line << std::endl; |
| 117 | line_num++; |
| 118 | } |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 119 | ARM_COMPUTE_LOG_INFO_STREAM_CORE("GLES Shader source code:\n" |
| 120 | << output_stream.rdbuf()); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 121 | #endif /* ARM_COMPUTE_DEBUG_ENABLED */ |
| 122 | |
| 123 | ARM_COMPUTE_ERROR("Error: Compiler log:\n%s\n", log.data()); |
| 124 | |
| 125 | return 0; |
| 126 | } |
| 127 | |
| 128 | return shader; |
| 129 | } |
| 130 | |
| 131 | GCKernel::GCKernel() |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 132 | : _name(), _program(), _shader_arguments(), _shader_params_ubo_name(), _shader_params_binding_point(), _shader_params_index(), _shader_params_size() |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 133 | { |
| 134 | } |
| 135 | |
Joel Liang | 5542ba8 | 2017-12-01 15:33:41 +0800 | [diff] [blame] | 136 | // Add a default destructor in cpp file to workaround the free unallocated value issue on Android |
| 137 | GCKernel::~GCKernel() // NOLINT |
| 138 | { |
| 139 | } |
| 140 | |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 141 | GCKernel::GCKernel(std::string name, GLuint program) |
| 142 | : _name(std::move(name)), |
| 143 | _program(program), |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 144 | _shader_arguments(), |
| 145 | _shader_params_ubo_name(0), |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 146 | _shader_params_binding_point(0), |
| 147 | _shader_params_index(0), |
| 148 | _shader_params_size(0) |
| 149 | { |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 150 | _shader_arguments.clear(); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 151 | |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 152 | ARM_COMPUTE_GL_CHECK(glGenBuffers(1, &_shader_params_ubo_name)); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 153 | |
| 154 | _shader_params_index = ARM_COMPUTE_GL_CHECK(glGetUniformBlockIndex(_program, _shader_params_name)); |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 155 | ARM_COMPUTE_ERROR_ON_MSG(_shader_params_index == GL_INVALID_INDEX, "Failed to get index of %s", _shader_params_name); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 156 | ARM_COMPUTE_GL_CHECK(glGetActiveUniformBlockiv(_program, _shader_params_index, GL_UNIFORM_BLOCK_DATA_SIZE, &_shader_params_size)); |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 157 | ARM_COMPUTE_ERROR_ON_MSG(_shader_params_size == 0, "Failed to get size of %s", _shader_params_name); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | void GCKernel::cleanup() |
| 161 | { |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 162 | ARM_COMPUTE_GL_CHECK(glDeleteBuffers(1, &_shader_params_ubo_name)); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 163 | ARM_COMPUTE_GL_CHECK(glBindBuffer(GL_UNIFORM_BUFFER, 0)); |
| 164 | ARM_COMPUTE_GL_CHECK(glDeleteProgram(_program)); |
| 165 | ARM_COMPUTE_GL_CHECK(glUseProgram(0)); |
| 166 | } |
| 167 | |
| 168 | void GCKernel::use() |
| 169 | { |
| 170 | ARM_COMPUTE_GL_CHECK(glUseProgram(_program)); |
| 171 | } |
| 172 | |
| 173 | void GCKernel::unuse() |
| 174 | { |
| 175 | ARM_COMPUTE_GL_CHECK(glUseProgram(0)); |
| 176 | } |
| 177 | |
| 178 | void GCKernel::update_shader_params() |
| 179 | { |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 180 | ARM_COMPUTE_ERROR_ON_MSG((_shader_params_size != (int)(_shader_arguments.size() * sizeof(_shader_arguments[0]))), "Arguments size (%d) is not equal to shader params block size (%d)", |
| 181 | _shader_arguments.size() * sizeof(_shader_arguments[0]), _shader_params_size); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 182 | |
| 183 | ARM_COMPUTE_GL_CHECK(glUniformBlockBinding(_program, _shader_params_index, _shader_params_binding_point)); |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 184 | ARM_COMPUTE_GL_CHECK(glBindBufferBase(GL_UNIFORM_BUFFER, _shader_params_binding_point, _shader_params_ubo_name)); |
| 185 | ARM_COMPUTE_GL_CHECK(glBindBuffer(GL_UNIFORM_BUFFER, _shader_params_ubo_name)); |
| 186 | ARM_COMPUTE_GL_CHECK(glBufferData(GL_UNIFORM_BUFFER, _shader_params_size, _shader_arguments.data(), GL_DYNAMIC_DRAW)); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 187 | ARM_COMPUTE_GL_CHECK(glBindBuffer(GL_UNIFORM_BUFFER, 0)); |
| 188 | } |
| 189 | |
| 190 | const std::map<std::string, std::string> GCKernelLibrary::_shader_program_map = |
| 191 | { |
| 192 | { "absdiff", "absdiff.cs" }, |
Xinghang Zhou | 33ff9ef | 2018-01-17 11:23:39 +0800 | [diff] [blame] | 193 | { "tensorshift", "tensor_shift.cs" }, |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 194 | { "direct_convolution1x1", "direct_convolution1x1.cs" }, |
| 195 | { "direct_convolution3x3", "direct_convolution3x3.cs" }, |
| 196 | { "direct_convolution5x5", "direct_convolution5x5.cs" }, |
| 197 | { "pooling_layer_2", "pooling_layer.cs" }, |
| 198 | { "pooling_layer_3", "pooling_layer.cs" }, |
| 199 | { "pooling_layer_7", "pooling_layer.cs" }, |
| 200 | { "pooling_layer_3_optimized", "pooling_layer.cs" }, |
| 201 | { "pooling_layer_n", "pooling_layer.cs" }, |
| 202 | { "fill_image_borders_replicate", "fill_border.cs" }, |
| 203 | { "fill_image_borders_constant", "fill_border.cs" }, |
| 204 | { "gemm_accumulate_biases", "gemm.cs" }, |
| 205 | { "gemm_interleave4x4", "gemm.cs" }, |
| 206 | { "gemm_ma", "gemm.cs" }, |
| 207 | { "gemm_mm_interleaved_transposed", "gemm.cs" }, |
| 208 | { "gemm_mm_floating_point", "gemm.cs" }, |
| 209 | { "gemm_transpose1x4", "gemm.cs" }, |
Stephen Li | e855c23 | 2018-01-04 14:13:22 +0800 | [diff] [blame] | 210 | { "reshape_to_columns", "convolution_layer.cs" }, |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 211 | { "im2col_kernel3x3_padx0_pady0", "convolution_layer.cs" }, |
| 212 | { "im2col_generic", "convolution_layer.cs" }, |
| 213 | { "im2col_reduced", "convolution_layer.cs" }, |
Stephen Li | e855c23 | 2018-01-04 14:13:22 +0800 | [diff] [blame] | 214 | { "col2im", "convolution_layer.cs" }, |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 215 | { "transpose", "transpose.cs" }, |
| 216 | { "activation_layer", "activation_layer.cs" }, |
| 217 | { "softmax_layer_max", "softmax_layer.cs" }, |
| 218 | { "softmax_layer_shift_exp_sum", "softmax_layer.cs" }, |
| 219 | { "softmax_layer_norm", "softmax_layer.cs" }, |
| 220 | { "pixelwise_mul_float", "pixelwise_mul_float.cs" }, |
| 221 | { "normalization_layer", "normalization_layer.cs" }, |
| 222 | { "batchnormalization_layer", "batchnormalization_layer.cs" }, |
| 223 | { "concatenate_depth", "concatenate.cs" }, |
| 224 | { "dropout", "dropout.cs" }, |
zhenglin | 0fb6cf5 | 2017-12-12 15:56:09 +0800 | [diff] [blame] | 225 | { "normalize_planar_yuv_layer", "normalize_planar_yuv_layer.cs" }, |
Frank Lei | 57a150a | 2017-12-19 10:14:57 +0800 | [diff] [blame] | 226 | { "scale_nearest_neighbour", "scale.cs" }, |
zhenglin | 926d5e1 | 2017-12-21 15:36:50 +0800 | [diff] [blame] | 227 | { "arithmetic_add", "arithmetic_add.cs" }, |
Frank Lei | 8cdfdb8 | 2018-01-02 16:49:33 +0800 | [diff] [blame] | 228 | { "depthwise_convolution_3x3", "depthwise_convolution3x3.cs" }, |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 229 | }; |
| 230 | |
| 231 | const std::map<std::string, std::string> GCKernelLibrary::_program_source_map = |
| 232 | { |
| 233 | #ifdef EMBEDDED_KERNELS |
| 234 | { |
| 235 | "absdiff.cs", |
| 236 | #include "./cs_shaders/absdiff.csembed" |
| 237 | }, |
| 238 | { |
Xinghang Zhou | 33ff9ef | 2018-01-17 11:23:39 +0800 | [diff] [blame] | 239 | "tensor_shift.cs", |
| 240 | #include "./cs_shaders/tensor_shift.csembed" |
| 241 | }, |
| 242 | { |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 243 | "convolution_layer.cs", |
| 244 | #include "./cs_shaders/convolution_layer.csembed" |
| 245 | }, |
| 246 | { |
| 247 | "direct_convolution1x1.cs", |
| 248 | #include "./cs_shaders/direct_convolution1x1.csembed" |
| 249 | }, |
| 250 | { |
| 251 | "direct_convolution3x3.cs", |
| 252 | #include "./cs_shaders/direct_convolution3x3.csembed" |
| 253 | }, |
| 254 | { |
| 255 | "direct_convolution5x5.cs", |
| 256 | #include "./cs_shaders/direct_convolution5x5.csembed" |
| 257 | }, |
| 258 | { |
| 259 | "pooling_layer.cs", |
| 260 | #include "./cs_shaders/pooling_layer.csembed" |
| 261 | }, |
| 262 | { |
| 263 | "fill_border.cs", |
| 264 | #include "./cs_shaders/fill_border.csembed" |
| 265 | }, |
| 266 | { |
| 267 | "gemm.cs", |
| 268 | #include "./cs_shaders/gemm.csembed" |
| 269 | }, |
| 270 | { |
| 271 | "transpose.cs", |
| 272 | #include "./cs_shaders/transpose.csembed" |
| 273 | }, |
| 274 | { |
| 275 | "activation_layer.cs", |
| 276 | #include "./cs_shaders/activation_layer.csembed" |
| 277 | }, |
| 278 | { |
| 279 | "softmax_layer.cs", |
| 280 | #include "./cs_shaders/softmax_layer.csembed" |
| 281 | }, |
| 282 | { |
| 283 | "pixelwise_mul_float.cs", |
| 284 | #include "./cs_shaders/pixelwise_mul_float.csembed" |
| 285 | }, |
| 286 | { |
| 287 | "normalization_layer.cs", |
| 288 | #include "./cs_shaders/normalization_layer.csembed" |
| 289 | }, |
| 290 | { |
| 291 | "batchnormalization_layer.cs", |
| 292 | #include "./cs_shaders/batchnormalization_layer.csembed" |
| 293 | }, |
| 294 | { |
| 295 | "concatenate.cs", |
| 296 | #include "./cs_shaders/concatenate.csembed" |
| 297 | }, |
| 298 | { |
| 299 | "dropout.cs", |
| 300 | #include "./cs_shaders/dropout.csembed" |
| 301 | }, |
zhenglin | 0fb6cf5 | 2017-12-12 15:56:09 +0800 | [diff] [blame] | 302 | { |
| 303 | "normalize_planar_yuv_layer.cs", |
| 304 | #include "./cs_shaders/normalize_planar_yuv_layer.csembed" |
| 305 | }, |
Frank Lei | 57a150a | 2017-12-19 10:14:57 +0800 | [diff] [blame] | 306 | { |
| 307 | "scale.cs", |
| 308 | #include "./cs_shaders/scale.csembed" |
| 309 | }, |
zhenglin | 926d5e1 | 2017-12-21 15:36:50 +0800 | [diff] [blame] | 310 | { |
| 311 | "arithmetic_add.cs", |
| 312 | #include "./cs_shaders/arithmetic_add.csembed" |
| 313 | }, |
Frank Lei | 8cdfdb8 | 2018-01-02 16:49:33 +0800 | [diff] [blame] | 314 | { |
| 315 | "depthwise_convolution3x3.cs", |
| 316 | #include "./cs_shaders/depthwise_convolution3x3.csembed" |
| 317 | }, |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 318 | #endif /* EMBEDDED_KERNELS */ |
| 319 | }; |
| 320 | |
| 321 | GCKernelLibrary::GCKernelLibrary() |
Ioan-Cristian Szabo | 77eb21f | 2017-12-22 17:32:17 +0000 | [diff] [blame] | 322 | : _display(EGL_NO_DISPLAY), _context(EGL_NO_CONTEXT), _frame_buffer(0), _tex_rt(0), _shader_path("./"), _programs_map(), _built_programs_map() |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 323 | { |
| 324 | } |
| 325 | |
| 326 | GCKernelLibrary &GCKernelLibrary::get() |
| 327 | { |
| 328 | static GCKernelLibrary _kernel_library; |
| 329 | return _kernel_library; |
| 330 | } |
| 331 | |
| 332 | GCKernel GCKernelLibrary::create_kernel(const std::string &shader_name, const StringSet &build_options_set) const |
| 333 | { |
| 334 | // Find which program contains the kernel |
| 335 | auto shader_program_it = _shader_program_map.find(shader_name); |
| 336 | |
| 337 | if(_shader_program_map.end() == shader_program_it) |
| 338 | { |
| 339 | ARM_COMPUTE_ERROR("Shader %s not found in the GCKernelLibrary", shader_name.c_str()); |
| 340 | } |
| 341 | |
| 342 | // Check if the program has been built before with same build options. |
| 343 | const std::string program_name = shader_program_it->second; |
| 344 | const std::string build_options = stringify_set(build_options_set); |
| 345 | const std::string built_program_name = program_name + "_" + build_options; |
| 346 | auto built_program_it = _built_programs_map.find(built_program_name); |
| 347 | |
| 348 | GCKernel kernel; |
| 349 | |
| 350 | if(_built_programs_map.end() != built_program_it) |
| 351 | { |
| 352 | // If program has been built, retrieve to create kernel from it |
| 353 | kernel = built_program_it->second; |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 354 | } |
| 355 | else |
| 356 | { |
| 357 | GCProgram program = load_program(program_name); |
| 358 | |
| 359 | std::string source_name = _shader_path + shader_program_it->second; |
| 360 | |
| 361 | // load shader |
| 362 | GLuint shader = program.compile_shader(build_options); |
| 363 | |
| 364 | // Build program |
| 365 | GLuint gles_program = program.link_program(shader); |
| 366 | |
| 367 | // Create GCKernel |
| 368 | kernel = GCKernel(shader_name, gles_program); |
| 369 | |
| 370 | // Add built program to internal map |
| 371 | _built_programs_map.emplace(built_program_name, kernel); |
| 372 | } |
| 373 | |
Joel Liang | f1f3ebd | 2017-11-10 09:59:19 +0800 | [diff] [blame] | 374 | kernel.use(); |
| 375 | kernel.clear_arguments(); |
| 376 | // set shader params binding point |
| 377 | kernel.set_shader_params_binding_point(0); |
| 378 | |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 379 | return kernel; |
| 380 | } |
| 381 | |
| 382 | const std::string GCKernelLibrary::preprocess_shader(const std::string &shader_source) const |
| 383 | { |
| 384 | enum class ParserStage |
| 385 | { |
| 386 | FIRST, |
| 387 | SKIP_COMMENTS = FIRST, |
| 388 | RESOLVE_INCLUDES, |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 389 | LAST |
| 390 | }; |
| 391 | |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 392 | // Define a GLES compute shader parser function |
| 393 | std::function<std::string(const std::string &, ParserStage, int)> cs_parser; |
| 394 | cs_parser = [&](const std::string & src, ParserStage stage, int nested_level) -> std::string |
| 395 | { |
| 396 | std::string dst; |
| 397 | |
| 398 | if(stage == ParserStage::LAST || std::regex_match(src, std::regex(R"(\s*)"))) |
| 399 | { |
| 400 | return src; |
| 401 | } |
| 402 | auto next_stage = static_cast<ParserStage>(static_cast<int>(stage) + 1); |
| 403 | |
| 404 | std::string search_pattern; |
| 405 | switch(stage) |
| 406 | { |
| 407 | case ParserStage::SKIP_COMMENTS: |
| 408 | search_pattern = R"((/\*([^*]|\n|(\*+([^*/]|\n)))*\*+/)|(//.*))"; |
| 409 | break; |
| 410 | case ParserStage::RESOLVE_INCLUDES: |
| 411 | search_pattern = R"rgx((?:^|\n)[ \t]*#include "(.*)")rgx"; |
| 412 | break; |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 413 | default: |
| 414 | break; |
| 415 | } |
| 416 | |
| 417 | std::regex search_regex(search_pattern); |
| 418 | std::smatch match; |
| 419 | ptrdiff_t parsed_pos = 0; |
| 420 | if(std::regex_search(src, match, search_regex)) |
| 421 | { |
| 422 | // Pass the content before the match to the next stage |
| 423 | dst.append(cs_parser(src.substr(0, match.position()), next_stage, 0)); |
| 424 | parsed_pos = match.position() + match.length(); |
| 425 | |
| 426 | // Deal with the matched content |
| 427 | switch(stage) |
| 428 | { |
| 429 | case ParserStage::RESOLVE_INCLUDES: |
| 430 | { |
| 431 | // Replace with the included file contents |
| 432 | // And parse the content from the first stage |
| 433 | const std::string source_name = _shader_path + match.str(1); |
| 434 | dst.append(cs_parser(read_file(source_name, false), ParserStage::FIRST, 0)); |
| 435 | break; |
| 436 | } |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 437 | case ParserStage::SKIP_COMMENTS: |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 438 | default: |
| 439 | dst.append(match.str()); |
| 440 | break; |
| 441 | } |
| 442 | next_stage = stage; |
| 443 | } |
| 444 | dst.append(cs_parser(src.substr(parsed_pos, src.length() - parsed_pos), next_stage, 0)); |
| 445 | |
| 446 | return dst; |
| 447 | }; |
| 448 | |
| 449 | return cs_parser(shader_source, ParserStage::FIRST, 0); |
| 450 | } |
| 451 | |
| 452 | const GCProgram &GCKernelLibrary::load_program(const std::string &program_name) const |
| 453 | { |
| 454 | const auto program_it = _programs_map.find(program_name); |
| 455 | |
| 456 | if(program_it != _programs_map.end()) |
| 457 | { |
| 458 | return program_it->second; |
| 459 | } |
| 460 | |
| 461 | GCProgram program; |
| 462 | |
| 463 | #ifdef EMBEDDED_KERNELS |
| 464 | const auto program_source_it = _program_source_map.find(program_name); |
| 465 | |
| 466 | if(_program_source_map.end() == program_source_it) |
| 467 | { |
| 468 | ARM_COMPUTE_ERROR("Embedded program for %s does not exist.", program_name.c_str()); |
| 469 | } |
| 470 | |
Joel Liang | abd03cf | 2018-01-08 15:20:48 +0800 | [diff] [blame] | 471 | program = GCProgram(program_name, program_source_it->second); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 472 | #else /* EMBEDDED_KERNELS */ |
| 473 | // Check for binary |
| 474 | std::string source_name = _shader_path + program_name; |
| 475 | if(std::ifstream(source_name).is_open()) |
| 476 | { |
| 477 | program = GCProgram(program_name, preprocess_shader(read_file(source_name, false))); |
| 478 | } |
| 479 | else |
| 480 | { |
| 481 | ARM_COMPUTE_ERROR("Shader file %s does not exist.", source_name.c_str()); |
| 482 | } |
| 483 | #endif /* EMBEDDED_KERNELS */ |
| 484 | |
| 485 | // Insert program to program map |
| 486 | const auto new_program = _programs_map.emplace(program_name, std::move(program)); |
| 487 | |
| 488 | return new_program.first->second; |
| 489 | } |
| 490 | |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 491 | void GCKernelLibrary::setup_dummy_fbo() |
| 492 | { |
| 493 | ARM_COMPUTE_GL_CHECK(glGenFramebuffers(1, &_frame_buffer)); |
| 494 | ARM_COMPUTE_GL_CHECK(glBindFramebuffer(GL_FRAMEBUFFER, _frame_buffer)); |
| 495 | ARM_COMPUTE_GL_CHECK(glGenTextures(1, &_tex_rt)); |
| 496 | ARM_COMPUTE_GL_CHECK(glBindTexture(GL_TEXTURE_2D, _tex_rt)); |
| 497 | ARM_COMPUTE_GL_CHECK(glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 1, 1, 0, GL_RGB, GL_UNSIGNED_BYTE, nullptr)); |
| 498 | ARM_COMPUTE_GL_CHECK(glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, _tex_rt, 0)); |
| 499 | } |
| 500 | |
| 501 | GCKernelLibrary::~GCKernelLibrary() |
| 502 | { |
| 503 | for(auto &program : _built_programs_map) |
| 504 | { |
| 505 | static_cast<GCKernel>(program.second).cleanup(); |
| 506 | } |
| 507 | |
| 508 | ARM_COMPUTE_GL_CHECK(glBindTexture(GL_TEXTURE_2D, 0)); |
| 509 | ARM_COMPUTE_GL_CHECK(glBindFramebuffer(GL_FRAMEBUFFER, 0)); |
| 510 | ARM_COMPUTE_GL_CHECK(glDeleteTextures(1, &_tex_rt)); |
| 511 | ARM_COMPUTE_GL_CHECK(glDeleteFramebuffers(1, &_frame_buffer)); |
Anthony Barbier | 7068f99 | 2017-10-26 15:23:08 +0100 | [diff] [blame] | 512 | } |
| 513 | |
| 514 | std::string GCKernelLibrary::stringify_set(const StringSet &s) const |
| 515 | { |
| 516 | std::string concat_set; |
| 517 | |
| 518 | // Concatenate set |
| 519 | for(const auto &el : s) |
| 520 | { |
| 521 | concat_set += el + "\n"; |
| 522 | } |
| 523 | |
| 524 | return concat_set; |
| 525 | } |