{"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\/cs\/blog\/news\/reliz-pocl-5-0-s-nezavisimoj-realizacziej-standarta-opencl","title":{"rendered":"Uvoln\u011bn\u00ed PoCL 5.0 s nez\u00e1vislou implementac\u00ed standardu OpenCL","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byla zve\u0159ejn\u011bna nov\u00e1 verze projektu PoCL 5.0 (Portable Computing Language OpenCL), kter\u00e1 rozv\u00edj\u00ed implementaci standardu OpenCL nez\u00e1visl\u00e9ho na v\u00fdrobc\u00edch grafick\u00fdch akceler\u00e1tor\u016f a umo\u017e\u0148uje vyu\u017eit\u00ed r\u016fzn\u00fdch backend\u016f pro prov\u00e1d\u011bn\u00ed OpenCL jader na r\u016fzn\u00fdch typech grafick\u00fdch a centr\u00e1ln\u00edch procesor\u016f. K\u00f3d projektu je \u0161\u00ed\u0159en pod licenc\u00ed MIT. Podporov\u00e1na je pr\u00e1ce na platform\u00e1ch X86_64, MIPS32, ARM v7, AMD HSA APU, NVIDIA GPU a r\u016fzn\u00fdch specializovan\u00fdch procesorech ASIP (Application-Specific Instruction-set Processor) a TTA (Transport Triggered Architecture) s architekturou VLIW.    <\/p>\n<p>Implementace kompil\u00e1toru OpenCL jader je postavena na z\u00e1klad\u011b LLVM, a jako frontend pro OpenCL C se pou\u017e\u00edv\u00e1 Clang. Pro zaji\u0161t\u011bn\u00ed odpov\u00eddaj\u00edc\u00ed p\u0159enositelnosti a v\u00fdkonu m\u016f\u017ee kompil\u00e1tor OpenCL jader generovat kombinovan\u00e9 funkce, kter\u00e9 mohou vyu\u017e\u00edvat r\u016fzn\u00e9 hardwarov\u00e9 zdroje pro paralelizaci prov\u00e1d\u011bn\u00ed k\u00f3du, jako jsou VLIW, superskal\u00e1rn\u00ed architektura, SIMD, SIMT, v\u00edcej\u00e1drov\u00e9 zpracov\u00e1n\u00ed a multithreading. Podporov\u00e1ny jsou ICD ovlada\u010de (Installable Client Driver). Jsou k dispozici backendy pro zaji\u0161t\u011bn\u00ed fungov\u00e1n\u00ed p\u0159es CPU, ASIP (TCE\/TTA), GPU na z\u00e1klad\u011b architektury HSA a GPU NVIDIA (p\u0159es libcuda).     <\/p>\n<p>V nov\u00e9 verzi:  <\/p>\n<ul>\n<li class=\"l\"> Byl realizov\u00e1n nov\u00fd backend \u201eRemote\u201c, ur\u010den\u00fd pro organizaci distribuovan\u00fdch v\u00fdpo\u010dt\u016f prost\u0159ednictv\u00edm p\u0159esunu zpracov\u00e1n\u00ed p\u0159\u00edkaz\u016f OpenCL na jin\u00e9 hostitele v s\u00edti, na kter\u00fdch b\u011b\u017e\u00ed na pozad\u00ed proces pocld.\n<li class=\"l\"> V ovlada\u010di CUDA byly implementov\u00e1ny dal\u0161\u00ed mo\u017enosti a roz\u0161\u00ed\u0159en\u00ed OpenCL 3.0, jako jsou atomov\u00e9 operace, prom\u011bnn\u00e9 s omezenou oblast\u00ed platnosti, podskupiny intel_sub_group_shuffle, intel_sub_group_shuffle_xor, get_sub_group_local_id, sub_group_barrier a sub_group_ballot.\n<li class=\"l\"> Byla zlep\u0161ena podpora CPU zalo\u017een\u00e1 na architektu\u0159e RISC-V. PoCL byla testov\u00e1na na desce Starfive VisionFive 2 se zaveden\u00fdm prost\u0159ed\u00edm Ubuntu 23.10 s LLVM 17 a GCC 13.2.\n<li class=\"l\"> Bylo implementov\u00e1no roz\u0161\u00ed\u0159en\u00ed cl_ext_float_atomics s podporou FP32 a FP64.\n<li class=\"l\"> Implementace roz\u0161\u00ed\u0159en\u00ed cl_khr_command_buffer byla aktualizov\u00e1na na verzi 0.9.4.\n<li class=\"l\"> Byl navr\u017een experiment\u00e1ln\u00ed backend AlmaIF pro FPGA.\n<li class=\"l\"> Byla odstran\u011bna nedokon\u010den\u00e1 podpora pro meziskladbu shadery SPIR 1.x\/2.0. Jako doporu\u010den\u00fd meziskladov\u00fd jazyk shader\u016f byl ozna\u010den SPIR-V.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora Clang\/LLVM 17.0. Podpora Clang\/LLVM 10-13 byla ozna\u010dena jako zastaral\u00e1.       <\/ul>\n<p>Zdroj: <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 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d 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