{"id":112354,"date":"2023-12-20T03:10:28","date_gmt":"2023-12-20T01:10:28","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-pocl-5-0-s-nezavisimoj-realizacziej-standarta-opencl"},"modified":"2023-12-20T03:10:28","modified_gmt":"2023-12-20T01:10:28","slug":"reliz-pocl-5-0-s-nezavisimoj-realizacziej-standarta-opencl","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/reliz-pocl-5-0-s-nezavisimoj-realizacziej-standarta-opencl","title":{"rendered":"Lanzamiento de PoCL 5.0 con implementaci\u00f3n independiente del est\u00e1ndar OpenCL","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha publicado la versi\u00f3n del proyecto PoCL 5.0 (Portable Computing Language OpenCL), que desarrolla una implementaci\u00f3n del est\u00e1ndar OpenCL, independiente de los fabricantes de aceleradores gr\u00e1ficos y que permite utilizar diferentes backends para ejecutar n\u00facleos OpenCL en varios tipos de procesadores gr\u00e1ficos y centrales. El c\u00f3digo del proyecto se distribuye bajo la licencia MIT. Se admite el funcionamiento en plataformas X86_64, MIPS32, ARM v7, AMD HSA APU, GPU NVIDIA y diferentes procesadores ASIP (Procesador de Instrucci\u00f3n Espec\u00edfica de Aplicaciones) y TTA (Arquitectura Activada por Transporte) con arquitectura VLIW.    <\/p>\n<p>La implementaci\u00f3n del compilador de n\u00facleos OpenCL se basa en LLVM, y como frontend para OpenCL C se utiliza Clang. Para garantizar la debida portabilidad y rendimiento, el compilador de n\u00facleos OpenCL puede generar funciones combinadas que pueden utilizar diferentes recursos de hardware para paralelizar la ejecuci\u00f3n del c\u00f3digo, como VLIW, superscalaridad, SIMD, SIMT, multin\u00facleo y multihilo. Hay soporte para controladores ICD (Driver de Cliente Instalable). Existen backends para permitir la operaci\u00f3n a trav\u00e9s de CPU, ASIP (TCE\/TTA), GPU basadas en la arquitectura HSA y GPU NVIDIA (a trav\u00e9s de libcuda).     <\/p>\n<p>En la nueva versi\u00f3n:  <\/p>\n<ul>\n<li class=\"l\"> Se ha implementado un nuevo backend &#171;Remote&#187;, destinado a organizar c\u00e1lculos distribuidos mediante la delegaci\u00f3n del procesamiento de comandos OpenCL en otros hosts de la red donde se ejecuta el proceso en segundo plano pocld.\n<li class=\"l\"> En el controlador CUDA se han implementado funciones adicionales y extensiones de OpenCL 3.0, como operaciones at\u00f3micas, variables de \u00e1mbito restringido, subgrupos intel_sub_group_shuffle, intel_sub_group_shuffle_xor, get_sub_group_local_id, sub_group_barrier y sub_group_ballot.\n<li class=\"l\"> Se ha mejorado el soporte de CPU basado en la arquitectura RISC-V. El funcionamiento de PoCL se ha probado en la placa Starfive VisionFive 2 con el entorno Ubuntu 23.10 cargado junto con LLVM 17 y GCC 13.2.\n<li class=\"l\"> Se ha implementado la extensi\u00f3n cl_ext_float_atomics con soporte para FP32 y FP64.\n<li class=\"l\"> La implementaci\u00f3n de la extensi\u00f3n cl_khr_command_buffer se ha actualizado a la versi\u00f3n 0.9.4.\n<li class=\"l\"> Se ha propuesto un backend experimental AlmaIF para FPGA.\n<li class=\"l\"> Se ha eliminado el soporte inacabado para la representaci\u00f3n intermedia de shaders SPIR 1.x\/2.0. Se ha declarado a SPIR-V como el lenguaje intermedio recomendado para shaders.\n<li class=\"l\"> Se ha a\u00f1adido soporte para Clang\/LLVM 17.0. Se ha declarado obsoleto el soporte para Clang\/LLVM 10-13.       <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60316\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 PoCL 5.0 (Portable Computing Language OpenCL), \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430 OpenCL, \u043d\u0435\u0437\u0430\u0432\u0438\u0441\u0438\u043c\u0443\u044e \u043e\u0442 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u0439 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0443\u0441\u043a\u043e\u0440\u0438\u0442\u0435\u043b\u0435\u0439 \u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0443\u044e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 \u0431\u044d\u043a\u0435\u043d\u0434\u044b \u0434\u043b\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f OpenCL-\u044f\u0434\u0435\u0440 \u043d\u0430 \u0440\u0430\u0437\u043d\u044b\u0445 \u0442\u0438\u043f\u0430\u0445 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0438 \u0446\u0435\u043d\u0442\u0440\u0430\u043b\u044c\u043d\u044b\u0445 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u043d\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430\u0445 X86_64, MIPS32, ARM v7, AMD HSA APU, NVIDIA GPU \u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-112354","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 PoCL 5.0 (Portable 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