{"id":86564,"date":"2020-06-27T01:42:06","date_gmt":"2020-06-26T23:42:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vulkan-drajver-radv-perevedyon-na-ispolzovanie-bekenda-kompilyaczii-shejderov-aco"},"modified":"2020-06-27T01:42:06","modified_gmt":"2020-06-26T23:42:06","slug":"vulkan-drajver-radv-perevedyon-na-ispolzovanie-bekenda-kompilyaczii-shejderov-aco","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/vulkan-drajver-radv-perevedyon-na-ispolzovanie-bekenda-kompilyaczii-shejderov-aco","title":{"rendered":"Der Vulkan-Treiber RADV wurde auf die Verwendung des Shader-Compiler-Backends ACO umgestellt.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>In der Codebasis, die f\u00fcr die Ver\u00f6ffentlichung von Mesa 20.2 verwendet wird, <noindex><a rel=\"nofollow\" href=\"https:\/\/cgit.freedesktop.org\/mesa\/mesa\/commit\/?id=63e1e7209c2bf7d8bbce18380d4f1b2cff4c0bbb\">wurde<\/a><\/noindex> \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435 RADV, Vulkan-\u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0447\u0438\u043f\u043e\u0432 AMD, \u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0431\u044d\u043a\u0435\u043d\u0434\u0430 \u0434\u043b\u044f \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0446\u0438\u0438 \u0448\u0435\u0439\u0434\u0435\u0440\u043e\u0432 &#171;<noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51026\">ACO<\/a><\/noindex>&#171;, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 Valve \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0443 \u0448\u0435\u0439\u0434\u0435\u0440\u043e\u0432 LLVM. \u0423\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u043f\u0440\u0438\u0432\u0435\u0434\u0451\u0442 \u043a \u0443\u0432\u0435\u043b\u0438\u0447\u0435\u043d\u0438\u044e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0438\u0433\u0440 \u0438 \u0441\u043e\u043a\u0440\u0430\u0449\u0435\u043d\u0438\u044e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0438\u0445 \u0437\u0430\u043f\u0443\u0441\u043a\u0430. \u0414\u043b\u044f \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0440\u043e\u0433\u043e \u0431\u044d\u043a\u0435\u043d\u0434\u0430 \u043f\u0440\u0435\u0434\u0443\u0441\u043c\u043e\u0442\u0440\u0435\u043d\u0430 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f &#171;RADV_DEBUG=llvm&#187;.<\/p>\n<p>, zeigen, dass ACO den AMDGPU-Shader-Compiler in der Kompilierungsgeschwindigkeit fast doppelt \u00fcbertrifft und in einigen Spielen eine Steigerung der FPS auf Systemen mit dem RADV-Treiber demonstriert. <noindex><a rel=\"nofollow\" href=\"https:\/\/steamcommunity.com\/games\/221410\/announcements\/detail\/1602634609636894200\">hat gezeigt<\/a><\/noindex>Das ACO-Backend zielt darauf ab, die Codegenerierung f\u00fcr Shader von Spieleanwendungen so optimal wie m\u00f6glich zu gestalten und gleichzeitig eine sehr hohe Kompilierungsgeschwindigkeit zu erreichen. ACO ist in C++ geschrieben, wird mit Blick auf die Nutzung f\u00fcr JIT-Kompilierung entwickelt und verwendet schnelle, durchsuchbare Datenstrukturen, um auf pointerbasierte Strukturen zu verzichten. Die Zwischenrepr\u00e4sentation des Codes basiert vollst\u00e4ndig auf SSA (Static Single Assignment) und erm\u00f6glicht eine pr\u00e4zise Registerverteilung, indem sie das Register je nach Shader im Voraus berechnet.<br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/steamcdn-a.akamaihd.net\/steamcommunity\/public\/images\/clans\/4178173\/6fe7d122edd6ed0fd73351f561e74d9dfe9ad9ef.png\"><img decoding=\"async\" alt=\"Der Vulkan-Treiber RADV wurde auf die Verwendung des Shader-Compiler-Backends ACO umgestellt.\" src=\"\/wp-content\/uploads\/2020\/06\/76d81917643d6a0a62181a2ebbba2b92.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/steamcdn-a.akamaihd.net\/steamcommunity\/public\/images\/clans\/4178173\/156f8bb448b74a32a6e89eed634823b2f329bd71.png\"><img decoding=\"async\" alt=\"Der Vulkan-Treiber RADV wurde auf die Verwendung des Shader-Compiler-Backends ACO umgestellt.\" src=\"\/wp-content\/uploads\/2020\/06\/cb9f4bcdc2745cec7382674d4c1b67ac.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Zusatz: Derzeit funktioniert ACO nur f\u00fcr den Vulkan-Treiber Mesa RADV. Aber die Entwickler von ACO <\/p>\n<p>, haben erkl\u00e4rt, dass der n\u00e4chste Schritt darin bestehen wird, an der Erweiterung der ACO-Funktionen zu arbeiten, um die Unterst\u00fctzung f\u00fcr den OpenGL-Treiber RadeonSI zu gew\u00e4hrleisten, damit ACO in Zukunft auch f\u00fcr diesen Treiber den LLVM-Shader-Compiler standardm\u00e4\u00dfig ersetzen kann. <noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.freedesktop.org\/mesa\/mesa\/-\/merge_requests\/5445#note_532279\">best\u00e4tigt<\/a><\/noindex>In der Codebasis, die f\u00fcr die Ver\u00f6ffentlichung von Mesa 20.2 verwendet wird, wurde der RADV-Treiber f\u00fcr AMD-Chips auf die Standardverwendung des Backends f\u00fcr die Shader-Kompilierung \"ACO\" umgeschaltet, das von Valve als Alternative zum LLVM-Shader-Compiler entwickelt wird. Diese \u00c4nderung wird zu einer Leistungssteigerung in Spielen und einer verk\u00fcrzten Ladezeit f\u00fchren. Um auf das alte Backend zur\u00fcckzukehren, ist die Umgebungsvariable \"RADV_DEBUG=llvm\" vorgesehen.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Quelle: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53237\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u0435, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0439 \u0434\u043b\u044f \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u044b\u043f\u0443\u0441\u043a\u0430 Mesa 20.2, \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u0435\u043d\u043e \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435 RADV, Vulkan-\u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0447\u0438\u043f\u043e\u0432 AMD, \u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0431\u044d\u043a\u0435\u043d\u0434\u0430 \u0434\u043b\u044f \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0446\u0438\u0438 \u0448\u0435\u0439\u0434\u0435\u0440\u043e\u0432 &#171;ACO&#171;, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 Valve \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0443 \u0448\u0435\u0439\u0434\u0435\u0440\u043e\u0432 LLVM. \u0423\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u043f\u0440\u0438\u0432\u0435\u0434\u0451\u0442 \u043a \u0443\u0432\u0435\u043b\u0438\u0447\u0435\u043d\u0438\u044e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0438\u0433\u0440 \u0438 \u0441\u043e\u043a\u0440\u0430\u0449\u0435\u043d\u0438\u044e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0438\u0445 \u0437\u0430\u043f\u0443\u0441\u043a\u0430. \u0414\u043b\u044f \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u0440\u043e\u0433\u043e \u0431\u044d\u043a\u0435\u043d\u0434\u0430 \u043f\u0440\u0435\u0434\u0443\u0441\u043c\u043e\u0442\u0440\u0435\u043d\u0430 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f &#171;RADV_DEBUG=llvm&#187;. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":86565,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-86564","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u0435, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0439 \u0434\u043b\u044f \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u044b\u043f\u0443\u0441\u043a\u0430 Mesa 20.2, \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u0435\u043d\u043e.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" 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