{"id":55147,"date":"2020-01-13T00:00:00","date_gmt":"2020-01-12T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/pervyj-vypusk-wasm3-bystrogo-interpretatora-webassembly"},"modified":"2020-02-18T14:03:13","modified_gmt":"2020-02-18T11:03:13","slug":"pervyj-vypusk-wasm3-bystrogo-interpretatora-webassembly","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/pervyj-vypusk-wasm3-bystrogo-interpretatora-webassembly","title":{"rendered":"Numri i par\u00eb i wasm3, nj\u00eb interpretor i shpejt\u00eb p\u00ebr WebAssembly","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

I disponuesh\u00ebm<\/a><\/noindex> botimi i par\u00eb wasm3<\/a><\/noindex>, nj\u00eb interpretues shum\u00eb t\u00eb shpejt\u00eb t\u00eb kodit t\u00eb nd\u00ebrmjet\u00ebm WebAssembly, kryesisht i designed p\u00ebr t\u00eb ekzekutuar aplikacione WebAssembly n\u00eb mikrocontroller dhe platforma p\u00ebr t\u00eb cilat nuk ka realizim JIT p\u00ebr WebAssembly, nuk ka mjaftuesh\u00ebm memorie p\u00ebr t\u00eb funksionuar JIT ose nuk lejohet krijimi i faqeve t\u00eb ekzekutueshme t\u00eb memories q\u00eb jan\u00eb t\u00eb nevojshme p\u00ebr realizimin e JIT. Kodi i projektit \u00ebsht\u00eb shkruar n\u00eb gjuh\u00ebn C dhe shp\u00ebrndahet<\/a><\/noindex> n\u00ebn licenc\u00ebn MIT.<\/p>\n

Wasm3 kalon testet<\/a><\/noindex> p\u00ebr pajtueshm\u00ebrin\u00eb me specifikimin WebAssembly 1.0 dhe mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb ekzekutuar shum\u00eb aplikacione WASI, duke ofruar nj\u00eb performanc\u00eb vet\u00ebm 4-5 her\u00eb m\u00eb t\u00eb ul\u00ebt se motor\u00ebt JIT (liftoff<\/a><\/noindex>, cranelift<\/a><\/noindex>) dhe 11.5 her\u00eb m\u00eb t\u00eb ul\u00ebt se ekzekutimi i kodit natyral. Kur krahasohet me interpretor\u00ebt e tjer\u00eb t\u00eb WebAssembly (wac<\/a><\/noindex>, life<\/a><\/noindex>, wasm-micro-runtime<\/a><\/noindex>), wasm3 doli t\u00eb jet\u00eb 15.8 her\u00eb m\u00eb i shpejt\u00eb.<\/p>\n

P\u00ebr t\u00eb funksionuar wasm3 k\u00ebrkohen 64Kb memorie p\u00ebr kodin dhe 10Kb RAM, e cila lejon p\u00ebrdorimin e projektit p\u00ebr ekzekutimin e aplikacioneve t\u00eb kompiluar n\u00eb WebAssembly n\u00eb mikrocontroller<\/a><\/noindex>, si Arduino MKR*, Arduino Due, Particle Photon, ESP8266, ESP32, Air602 (W600), nRF52, nRF51 Blue Pill (STM32F103C8T6), MXChip AZ3166 (EMW3166),
\nMaix (K210), HiFive1 (E310), Fomu (ICE40UP5K) dhe ATmega1284, si dhe n\u00eb bordet dhe kompjuter\u00ebt q\u00eb bazohen n\u00eb arkitektur\u00ebn x86, x64, ARM, MIPS, RISC-V dhe Xtensa. Sistemet operative t\u00eb mb\u00ebshtetura p\u00ebrfshijn\u00eb Linux (p\u00ebrfshir\u00eb routerat q\u00eb bazohen n\u00eb OpenWRT), Windows, macOS, Android dhe iOS. Kompajlimi i wasm3 n\u00eb kodin e nd\u00ebrmjet\u00ebm WebAssembly p\u00ebr ekzekutimin e interpretorit n\u00eb shfletues ose p\u00ebr ekzekutimin e brendsh\u00ebm (self-hosting) \u00ebsht\u00eb gjithashtu i mundur.<\/p>\n

Performanca e lart\u00eb arrihet fal\u00eb p\u00ebrdorimit t\u00eb teknik\u00ebs n\u00eb interpretues Massey Meta Machine<\/a><\/noindex> (M3), n\u00eb t\u00eb cil\u00ebn p\u00ebr t\u00eb reduktuar shpenzimet e dekodimit t\u00eb kodit t\u00eb byte, b\u00ebhet nj\u00eb p\u00ebrkthim paraprak i kodit t\u00eb byte n\u00eb operacione m\u00eb efikase q\u00eb gjenerojn\u00eb kodin pseudo-mashinar, dhe modeli i ekzekutimit t\u00eb makin\u00ebs virtuale me stek\u00eb shnd\u00ebrrohet n\u00eb nj\u00eb qasje m\u00eb efikase me regjistra. Operacionet n\u00eb M3 p\u00ebrfaq\u00ebsojn\u00eb funksione C, argumentet e t\u00eb cilave jan\u00eb regjistrat e makin\u00ebs virtuale, t\u00eb cilat mund t\u00eb mapohen n\u00eb regjistrat e CPU. Sekuencat e zakonshme t\u00eb operacioneve p\u00ebr optimizim konvertohen n\u00eb operacione t\u00eb p\u00ebrmbledhura.<\/p>\n

Gjithashtu mund t\u00eb theksohet rezultatet e studimit<\/a><\/noindex> t\u00eb p\u00ebrhapjes
\nWebAssembly n\u00eb Web. Pas analizimit t\u00eb 948 mij\u00eb faqeve m\u00eb t\u00eb njohura t\u00eb internetit sipas klasifikimit Alexa, studiuesit zbuluan se WebAssembly p\u00ebrdoret n\u00eb 1639 faqe (0.17%), pra n\u00eb 1 nga \u00e7do 600 faqe. N\u00eb total, n\u00eb faqet e internetit jan\u00eb identifikuar 1950 module WebAssembly, nga t\u00eb cilat 150 jan\u00eb unike. Duke shqyrtuar p\u00ebrdorimin e WebAssembly, u arrit\u00ebn konkluzione shqet\u00ebsuese \u2014 n\u00eb m\u00eb shum\u00eb se 50% t\u00eb rasteve, WebAssembly u p\u00ebrdor p\u00ebr q\u00ebllime malinj, p\u00ebr shembull p\u00ebr minimin e kriptovalutave (55.7%) dhe fshehjen e kodit t\u00eb skripteve malinje (0.2%). Nga aplikimet legjitime, WebAssembly u shfaq p\u00ebr ekzekutimin e bibliotekave (38.8%), krijimin e loj\u00ebrave (3.5%) dhe ekzekutimin e kodit t\u00eb vet, t\u00eb shkruar jo n\u00eb JavaScript (0.9%). N\u00eb 14.9% t\u00eb rasteve, WebAssembly u p\u00ebrdor p\u00ebr analizimin e mjedisit p\u00ebr identifikimin e p\u00ebrdoruesit (fingerprinting).
\n

\"Numri<\/center><\/p>\n

<\/a><\/noindex><\/p>\n

Burimi: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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