{"id":115974,"date":"2024-05-21T14:59:30","date_gmt":"2024-05-21T12:59:30","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/proekt-bend-razvivaet-vysokourovnevyj-yazyk-dlya-parallelnyh-vychislenij-na-gpu"},"modified":"2024-05-21T14:59:30","modified_gmt":"2024-05-21T12:59:30","slug":"proekt-bend-razvivaet-vysokourovnevyj-yazyk-dlya-parallelnyh-vychislenij-na-gpu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/proekt-bend-razvivaet-vysokourovnevyj-yazyk-dlya-parallelnyh-vychislenij-na-gpu","title":{"rendered":"Bend projekt arendab k\u00f5rgema taseme keelt GPU paralleelseteks arvutusteks","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Esitatud on Bend projekti esimesed v\u00e4ljaanded, mis arendab k\u00f5rgema taseme programmeerimiskeelt paralleelsete arvutuste jaoks. See on alternatiiv madala taseme keeltele nagu CUDA ja Metal, millel on v\u00e4ljendusrikas s\u00fcntaks ning arenduse mugavuse parandamise v\u00f5imalused, mis on iseloomulikud sellistele keeltele nagu Python ja Haskell. Projekti kood on kirjutatud Rust keeles ja see levitatakse Apache 2.0 litsentsi all.          <\/p>\n<p>Bend keele v\u00f5imalused h\u00f5lmavad objekti kiiret jaotamist, k\u00f5rgema taseme funktsioonide kasutamise, sulgemiste, j\u00e4tkamise, piiramatu rekurssiooni, mustrite sobitamist, rekursiivset sobitamist (fold) ja silmuseid (bend), t\u00e4isarvude, stringide ja loendite t\u00fc\u00fcpe. Toetatakse kahte s\u00fcntaksivarianti \u2014 Python'i ja Haskell'i stiilis. Programmis ei ole vaja n\u00e4idata juhtivaid paraleliseerimise annotatsioone, eraldi voogude loomist ja lukustuste seadmist. Paraleliseerimine toimub automaatselt, n\u00e4iteks avaldise \u201e((1 + 2) + (3 + 4))\u201c arvutamisel, toimingud \u201e1 + 2\u201c ja \u201e3 + 4\u201c tehakse paralleelselt.     <\/p>\n<p> Bend keeles kirjutatud programmid v\u00f5ivad t\u00f6\u00f6tada massiivse paralleelsuse tagava riistvara, n\u00e4iteks GPU, peal, n\u00e4idates peaaegu lineaarselt kasvu j\u00f5udluses, mis s\u00f5ltub arvutuslike tuumade arvust. Bend keeles kirjutatud kood kompileeritakse madala taseme vaheformaatidesse HVM2 (Higher-order Virtual Machine 2), mis kompileeritakse seej\u00e4rel C ja CUDA formaati. Praegu toetab projekt ainult t\u00e4itmist NVIDIA GPU-del.           <\/p>\n<p>M\u00f5jutatavuse osas, testrakendus, mis rakendab bitonilist sortimist, viidi Apple M3 Max'i \u00fches niidis l\u00e4bi 12,15 sekundi jooksul, 16 niidi kasutamisel \u2014 0,96 sekundi jooksul, ja NVIDIA RTX 4090 GPU 16k niidide kasutamisel \u2014 0,21 sekundi jooksul. def sort(d, s, tree):       switch d:         case 0:           return tree         case _:           (x,y) = tree           lft   = sort(d-1, 0, x)           rgt   = sort(d-1, 1, y)           return rots(d, s, lft, rgt)       def rots(d, s, tree):       switch d:         case 0:           return tree         case _:           (x,y) = tree           return down(d, s, warp(d-1, s, x, y))     \u2026<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61224\">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\u044b \u043f\u0435\u0440\u0432\u044b\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Bend, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0432\u044b\u0441\u043e\u043a\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u044b\u0439 \u044f\u0437\u044b\u043a \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0445 \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u0437\u0438\u0446\u0438\u043e\u043d\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u0430 \u043d\u0438\u0437\u043a\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u044b\u043c\u0438 \u044f\u0437\u044b\u043a\u0430\u043c, \u0442\u0430\u043a\u0438\u043c \u043a\u0430\u043a CUDA \u0438 Metal, \u043e\u0431\u043b\u0430\u0434\u0430\u044e\u0449\u0430\u044f \u0432\u044b\u0440\u0430\u0437\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441\u043e\u043c \u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u043c\u0438 \u0434\u043b\u044f \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044f \u0443\u0434\u043e\u0431\u0441\u0442\u0432\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438, \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u043c\u0438 \u0442\u0430\u043a\u0438\u043c \u044f\u0437\u044b\u043a\u0430\u043c, \u043a\u0430\u043a Python \u0438 Haskell. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust \u0438 \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 Apache 2.0. \u0418\u0437 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439 \u044f\u0437\u044b\u043a\u0430 Bend [&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-115974","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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