1/* 2 * Copyright 2003 VMware, Inc. 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 20 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26#include "main/version.h" 27 28#include "brw_context.h" 29#include "brw_defines.h" 30#include "brw_batch.h" 31 32/** 33 * Initializes potential list of extensions if ctx == NULL, or actually enables 34 * extensions for a context. 35 */ 36void 37brw_init_extensions(struct gl_context *ctx) 38{ 39 struct brw_context *brw = brw_context(ctx); 40 const struct intel_device_info *devinfo = &brw->screen->devinfo; 41 42 assert(devinfo->ver >= 4); 43 44 ctx->Extensions.ARB_arrays_of_arrays = true; 45 ctx->Extensions.ARB_buffer_storage = true; 46 ctx->Extensions.ARB_clear_texture = true; 47 ctx->Extensions.ARB_clip_control = true; 48 ctx->Extensions.ARB_copy_image = true; 49 ctx->Extensions.ARB_depth_buffer_float = true; 50 ctx->Extensions.ARB_depth_clamp = true; 51 ctx->Extensions.ARB_depth_texture = true; 52 ctx->Extensions.ARB_draw_elements_base_vertex = true; 53 ctx->Extensions.ARB_draw_instanced = true; 54 ctx->Extensions.ARB_ES2_compatibility = true; 55 ctx->Extensions.ARB_explicit_attrib_location = true; 56 ctx->Extensions.ARB_explicit_uniform_location = true; 57 ctx->Extensions.ARB_fragment_coord_conventions = true; 58 ctx->Extensions.ARB_fragment_program = true; 59 ctx->Extensions.ARB_fragment_program_shadow = true; 60 ctx->Extensions.ARB_fragment_shader = true; 61 ctx->Extensions.ARB_framebuffer_object = true; 62 ctx->Extensions.ARB_half_float_vertex = true; 63 ctx->Extensions.ARB_instanced_arrays = true; 64 ctx->Extensions.ARB_internalformat_query = true; 65 ctx->Extensions.ARB_internalformat_query2 = true; 66 ctx->Extensions.ARB_map_buffer_range = true; 67 ctx->Extensions.ARB_occlusion_query = true; 68 ctx->Extensions.ARB_occlusion_query2 = true; 69 ctx->Extensions.ARB_point_sprite = true; 70 ctx->Extensions.ARB_polygon_offset_clamp = true; 71 ctx->Extensions.ARB_seamless_cube_map = true; 72 ctx->Extensions.ARB_shader_bit_encoding = true; 73 ctx->Extensions.ARB_shader_draw_parameters = true; 74 ctx->Extensions.ARB_shader_group_vote = true; 75 ctx->Extensions.ARB_shader_texture_lod = true; 76 ctx->Extensions.ARB_shading_language_packing = true; 77 ctx->Extensions.ARB_shadow = true; 78 ctx->Extensions.ARB_sync = true; 79 ctx->Extensions.ARB_texture_border_clamp = true; 80 ctx->Extensions.ARB_texture_compression_rgtc = true; 81 ctx->Extensions.ARB_texture_cube_map = true; 82 ctx->Extensions.ARB_texture_env_combine = true; 83 ctx->Extensions.ARB_texture_env_crossbar = true; 84 ctx->Extensions.ARB_texture_env_dot3 = true; 85 ctx->Extensions.ARB_texture_filter_anisotropic = true; 86 ctx->Extensions.ARB_texture_float = true; 87 ctx->Extensions.ARB_texture_mirror_clamp_to_edge = true; 88 ctx->Extensions.ARB_texture_non_power_of_two = true; 89 ctx->Extensions.ARB_texture_rg = true; 90 ctx->Extensions.ARB_vertex_program = true; 91 ctx->Extensions.ARB_vertex_shader = true; 92 ctx->Extensions.ARB_vertex_type_2_10_10_10_rev = true; 93 ctx->Extensions.ARB_vertex_type_10f_11f_11f_rev = true; 94 ctx->Extensions.EXT_blend_color = true; 95 ctx->Extensions.EXT_blend_equation_separate = true; 96 ctx->Extensions.EXT_blend_func_separate = true; 97 ctx->Extensions.EXT_blend_minmax = true; 98 ctx->Extensions.EXT_color_buffer_half_float = true; 99 ctx->Extensions.EXT_draw_buffers2 = true; 100 ctx->Extensions.EXT_EGL_image_storage = true; 101 ctx->Extensions.EXT_float_blend = true; 102 ctx->Extensions.EXT_framebuffer_sRGB = true; 103 ctx->Extensions.EXT_gpu_program_parameters = true; 104 ctx->Extensions.EXT_packed_float = true; 105 ctx->Extensions.EXT_pixel_buffer_object = true; 106 ctx->Extensions.EXT_point_parameters = true; 107 ctx->Extensions.EXT_provoking_vertex = true; 108 ctx->Extensions.EXT_render_snorm = true; 109 ctx->Extensions.EXT_sRGB = true; 110 ctx->Extensions.EXT_stencil_two_side = true; 111 ctx->Extensions.EXT_texture_array = true; 112 ctx->Extensions.EXT_texture_env_dot3 = true; 113 ctx->Extensions.EXT_texture_filter_anisotropic = true; 114 ctx->Extensions.EXT_texture_norm16 = true; 115 ctx->Extensions.EXT_texture_shared_exponent = true; 116 ctx->Extensions.EXT_texture_snorm = true; 117 ctx->Extensions.EXT_texture_sRGB = true; 118 ctx->Extensions.EXT_texture_sRGB_decode = true; 119 ctx->Extensions.EXT_texture_sRGB_R8 = true; 120 ctx->Extensions.EXT_texture_swizzle = true; 121 ctx->Extensions.EXT_texture_type_2_10_10_10_REV = true; 122 ctx->Extensions.EXT_vertex_array_bgra = true; 123 ctx->Extensions.KHR_robustness = true; 124 ctx->Extensions.AMD_seamless_cubemap_per_texture = true; 125 ctx->Extensions.APPLE_object_purgeable = true; 126 ctx->Extensions.ATI_texture_env_combine3 = true; 127 ctx->Extensions.MESA_framebuffer_flip_y = true; 128 ctx->Extensions.NV_conditional_render = true; 129 ctx->Extensions.NV_fog_distance = true; 130 ctx->Extensions.NV_primitive_restart = true; 131 ctx->Extensions.NV_texture_barrier = true; 132 ctx->Extensions.NV_texture_env_combine4 = true; 133 ctx->Extensions.NV_texture_rectangle = true; 134 ctx->Extensions.TDFX_texture_compression_FXT1 = true; 135 ctx->Extensions.OES_compressed_ETC1_RGB8_texture = true; 136 ctx->Extensions.OES_draw_texture = true; 137 ctx->Extensions.OES_EGL_image = true; 138 ctx->Extensions.OES_EGL_image_external = true; 139 ctx->Extensions.OES_standard_derivatives = true; 140 ctx->Extensions.OES_texture_float = true; 141 ctx->Extensions.OES_texture_float_linear = true; 142 ctx->Extensions.OES_texture_half_float = true; 143 ctx->Extensions.OES_texture_half_float_linear = true; 144 145 if (devinfo->ver >= 8) 146 ctx->Const.GLSLVersion = 460; 147 else if (devinfo->is_haswell && can_do_pipelined_register_writes(brw->screen)) 148 ctx->Const.GLSLVersion = 450; 149 else if (devinfo->ver >= 7 && can_do_pipelined_register_writes(brw->screen)) 150 ctx->Const.GLSLVersion = 420; 151 else if (devinfo->ver >= 6) 152 ctx->Const.GLSLVersion = 330; 153 else 154 ctx->Const.GLSLVersion = 120; 155 156 if (devinfo->ver >= 6) 157 ctx->Const.GLSLVersionCompat = 130; 158 else 159 ctx->Const.GLSLVersionCompat = 120; 160 161 _mesa_override_glsl_version(&ctx->Const); 162 163 ctx->Extensions.EXT_shader_integer_mix = ctx->Const.GLSLVersion >= 130; 164 ctx->Extensions.MESA_shader_integer_functions = ctx->Const.GLSLVersion >= 130; 165 166 if (devinfo->is_g4x || devinfo->ver >= 5) { 167 ctx->Extensions.EXT_shader_framebuffer_fetch_non_coherent = true; 168 ctx->Extensions.KHR_blend_equation_advanced = true; 169 } 170 171 if (devinfo->ver >= 5) { 172 ctx->Extensions.ARB_texture_query_levels = ctx->Const.GLSLVersion >= 130; 173 ctx->Extensions.ARB_texture_query_lod = true; 174 ctx->Extensions.EXT_timer_query = true; 175 } 176 177 if (devinfo->ver == 6) 178 ctx->Extensions.ARB_transform_feedback2 = true; 179 180 if (devinfo->ver >= 6) { 181 ctx->Extensions.ARB_blend_func_extended = 182 !driQueryOptionb(&brw->screen->optionCache, "disable_blend_func_extended"); 183 ctx->Extensions.ARB_conditional_render_inverted = true; 184 ctx->Extensions.ARB_cull_distance = true; 185 ctx->Extensions.ARB_draw_buffers_blend = true; 186 if (ctx->API != API_OPENGL_COMPAT || 187 ctx->Const.AllowHigherCompatVersion) 188 ctx->Extensions.ARB_enhanced_layouts = true; 189 ctx->Extensions.ARB_ES3_compatibility = true; 190 ctx->Extensions.ARB_fragment_layer_viewport = true; 191 ctx->Extensions.ARB_pipeline_statistics_query = true; 192 ctx->Extensions.ARB_sample_shading = true; 193 ctx->Extensions.ARB_shading_language_420pack = true; 194 if (ctx->API != API_OPENGL_COMPAT || 195 ctx->Const.AllowHigherCompatVersion) { 196 ctx->Extensions.ARB_texture_buffer_object = true; 197 ctx->Extensions.ARB_texture_buffer_object_rgb32 = true; 198 ctx->Extensions.ARB_texture_buffer_range = true; 199 } 200 ctx->Extensions.ARB_texture_cube_map_array = true; 201 ctx->Extensions.ARB_texture_gather = true; 202 ctx->Extensions.ARB_texture_multisample = true; 203 ctx->Extensions.ARB_texture_rgb10_a2ui = true; 204 ctx->Extensions.ARB_uniform_buffer_object = true; 205 ctx->Extensions.EXT_gpu_shader4 = true; 206 ctx->Extensions.EXT_texture_integer = true; 207 ctx->Extensions.EXT_texture_shadow_lod = true; 208 209 if (ctx->API != API_OPENGL_COMPAT || 210 ctx->Const.AllowHigherCompatVersion) 211 ctx->Extensions.AMD_vertex_shader_layer = true; 212 ctx->Extensions.EXT_framebuffer_multisample = true; 213 ctx->Extensions.EXT_framebuffer_multisample_blit_scaled = true; 214 ctx->Extensions.EXT_transform_feedback = true; 215 ctx->Extensions.ARB_transform_feedback_overflow_query = true; 216 ctx->Extensions.OES_depth_texture_cube_map = true; 217 ctx->Extensions.OES_sample_variables = true; 218 219 ctx->Extensions.ARB_timer_query = brw->screen->hw_has_timestamp; 220 ctx->Extensions.EXT_disjoint_timer_query = 221 ctx->Extensions.ARB_timer_query; 222 223 /* Only enable this in core profile because geometry shaders are 224 * required, and Mesa only supports geometry shaders in OpenGL 3.2 and 225 * later. In this driver, that currently means Core profile. 226 */ 227 if (ctx->API == API_OPENGL_CORE || 228 ctx->Const.AllowHigherCompatVersion) { 229 ctx->Extensions.ARB_shader_viewport_layer_array = true; 230 ctx->Extensions.ARB_viewport_array = true; 231 ctx->Extensions.AMD_vertex_shader_viewport_index = true; 232 } 233 } 234 235 brw->predicate.supported = false; 236 237 if (devinfo->ver >= 7) { 238 ctx->Extensions.ARB_conservative_depth = true; 239 ctx->Extensions.ARB_derivative_control = true; 240 ctx->Extensions.ARB_framebuffer_no_attachments = true; 241 if (ctx->API != API_OPENGL_COMPAT || 242 ctx->Const.AllowHigherCompatVersion) { 243 ctx->Extensions.ARB_gpu_shader5 = true; 244 ctx->Extensions.ARB_gpu_shader_fp64 = true; 245 } 246 ctx->Extensions.ARB_shader_atomic_counters = true; 247 ctx->Extensions.ARB_shader_atomic_counter_ops = true; 248 ctx->Extensions.ARB_shader_clock = true; 249 ctx->Extensions.ARB_shader_image_load_store = true; 250 ctx->Extensions.ARB_shader_image_size = true; 251 ctx->Extensions.ARB_shader_precision = true; 252 ctx->Extensions.ARB_shader_texture_image_samples = true; 253 if (ctx->API != API_OPENGL_COMPAT || 254 ctx->Const.AllowHigherCompatVersion) 255 ctx->Extensions.ARB_tessellation_shader = true; 256 ctx->Extensions.ARB_texture_compression_bptc = true; 257 ctx->Extensions.ARB_texture_view = true; 258 ctx->Extensions.ARB_shader_storage_buffer_object = true; 259 ctx->Extensions.ARB_vertex_attrib_64bit = true; 260 ctx->Extensions.EXT_shader_samples_identical = true; 261 ctx->Extensions.OES_primitive_bounding_box = true; 262 ctx->Extensions.OES_texture_buffer = true; 263 264 if (can_do_pipelined_register_writes(brw->screen)) { 265 ctx->Extensions.ARB_draw_indirect = true; 266 ctx->Extensions.ARB_transform_feedback2 = true; 267 ctx->Extensions.ARB_transform_feedback3 = true; 268 ctx->Extensions.ARB_transform_feedback_instanced = true; 269 270 if (can_do_compute_dispatch(brw->screen) && 271 ctx->Const.MaxComputeWorkGroupSize[0] >= 1024) { 272 ctx->Extensions.ARB_compute_shader = true; 273 ctx->Extensions.ARB_ES3_1_compatibility = 274 devinfo->verx10 >= 75; 275 ctx->Extensions.NV_compute_shader_derivatives = true; 276 ctx->Extensions.ARB_compute_variable_group_size = true; 277 } 278 279 if (can_do_predicate_writes(brw->screen)) { 280 brw->predicate.supported = true; 281 ctx->Extensions.ARB_indirect_parameters = true; 282 } 283 } 284 285 ctx->Extensions.ARB_gl_spirv = true; 286 ctx->Extensions.ARB_spirv_extensions = true; 287 } 288 289 if (devinfo->verx10 >= 75) { 290 ctx->Extensions.ARB_stencil_texturing = true; 291 ctx->Extensions.ARB_texture_stencil8 = true; 292 ctx->Extensions.OES_geometry_shader = true; 293 ctx->Extensions.OES_texture_cube_map_array = true; 294 ctx->Extensions.OES_viewport_array = true; 295 } 296 297 if (devinfo->verx10 >= 75 || devinfo->is_baytrail) { 298 ctx->Extensions.ARB_robust_buffer_access_behavior = true; 299 } 300 301 if (can_do_mi_math_and_lrr(brw->screen)) { 302 ctx->Extensions.ARB_query_buffer_object = true; 303 } 304 305 if (devinfo->ver >= 8 || devinfo->is_baytrail) { 306 /* For now, we can't enable OES_texture_view on Gen 7 because of 307 * some piglit failures coming from 308 * piglit/tests/spec/arb_texture_view/rendering-formats.c that need 309 * investigation. 310 */ 311 ctx->Extensions.OES_texture_view = true; 312 } 313 314 if (devinfo->ver >= 7) { 315 /* We can safely enable OES_copy_image on Gen 7, since we emulate 316 * the ETC2 support using the shadow_miptree to store the 317 * compressed data. 318 */ 319 ctx->Extensions.OES_copy_image = true; 320 } 321 322 /* Gen < 6 still uses the blitter. It's somewhat annoying to add support 323 * for blackhole there... Does anybody actually care anymore anyway? 324 */ 325 if (devinfo->ver >= 6) 326 ctx->Extensions.INTEL_blackhole_render = true; 327 328 if (devinfo->ver >= 8) { 329 ctx->Extensions.ARB_gpu_shader_int64 = true; 330 /* requires ARB_gpu_shader_int64 */ 331 ctx->Extensions.ARB_shader_ballot = true; 332 ctx->Extensions.ARB_ES3_2_compatibility = true; 333 334 /* Currently only implemented in the scalar backend, so only enable for 335 * Gfx8+. Eventually Gfx6+ could be supported. 336 */ 337 ctx->Extensions.INTEL_shader_integer_functions2 = true; 338 } 339 340 if (devinfo->ver >= 9) { 341 ctx->Extensions.ANDROID_extension_pack_es31a = true; 342 ctx->Extensions.AMD_depth_clamp_separate = true; 343 ctx->Extensions.ARB_post_depth_coverage = true; 344 ctx->Extensions.ARB_shader_stencil_export = true; 345 ctx->Extensions.EXT_shader_framebuffer_fetch = true; 346 ctx->Extensions.INTEL_conservative_rasterization = true; 347 ctx->Extensions.INTEL_shader_atomic_float_minmax = true; 348 ctx->Extensions.KHR_blend_equation_advanced_coherent = true; 349 ctx->Extensions.KHR_texture_compression_astc_ldr = true; 350 ctx->Extensions.KHR_texture_compression_astc_sliced_3d = true; 351 352 /* 353 * From the Skylake PRM Vol. 7 (Memory Fence Message, page 221): 354 * "A memory fence message issued by a thread causes further messages 355 * issued by the thread to be blocked until all previous data port 356 * messages have completed, or the results can be globally observed from 357 * the point of view of other threads in the system." 358 * 359 * From the Haswell PRM Vol. 7 (Memory Fence, page 256): 360 * "A memory fence message issued by a thread causes further messages 361 * issued by the thread to be blocked until all previous messages issued 362 * by the thread to that data port (data cache or render cache) have 363 * been globally observed from the point of view of other threads in the 364 * system." 365 * 366 * Summarized: For ARB_fragment_shader_interlock to work, we need to 367 * ensure memory access ordering for all messages to the dataport from 368 * all threads. Memory fence messages prior to SKL only provide memory 369 * access ordering for messages from the same thread, so we can only 370 * support the feature from Gfx9 onwards. 371 * 372 */ 373 374 ctx->Extensions.ARB_fragment_shader_interlock = true; 375 } 376 377 if (intel_device_info_is_9lp(devinfo)) 378 ctx->Extensions.KHR_texture_compression_astc_hdr = true; 379 380 if (devinfo->ver >= 6) 381 ctx->Extensions.INTEL_performance_query = true; 382 383 if (ctx->API != API_OPENGL_COMPAT || 384 ctx->Const.AllowHigherCompatVersion) 385 ctx->Extensions.ARB_base_instance = true; 386 if (ctx->API != API_OPENGL_CORE) 387 ctx->Extensions.ARB_color_buffer_float = true; 388 389 ctx->Extensions.EXT_texture_compression_s3tc = true; 390 ctx->Extensions.EXT_texture_compression_s3tc_srgb = true; 391 ctx->Extensions.ANGLE_texture_compression_dxt = true; 392 393 ctx->Extensions.EXT_demote_to_helper_invocation = true; 394 395 ctx->Const.PrimitiveRestartFixedIndex = true; 396 397 if (devinfo->ver >= 7) { 398 ctx->Extensions.EXT_memory_object_fd = true; 399 ctx->Extensions.EXT_memory_object = true; 400 ctx->Extensions.EXT_semaphore = true; 401 ctx->Extensions.EXT_semaphore_fd = true; 402 } 403} 404