{"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\/novosti-interneta\/pervyj-vypusk-wasm3-bystrogo-interpretatora-webassembly","title":{"rendered":"Edisioni i par\u00eb i wasm3, interpretuesit t\u00eb shpejt\u00eb t\u00eb WebAssembly","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

I verf\u00fcsh\u00ebm<\/a><\/noindex> n\u00ebna i par\u00eb wasm3<\/a><\/noindex>, nj\u00eb interpreter shum\u00eb t\u00eb shpejt\u00eb t\u00eb kodit nd\u00ebrmjet\u00ebs WebAssembly, kryesisht i dizajnuar p\u00ebr t\u00eb ekzekutuar aplikacione WebAssembly n\u00eb mikrocontroler\u00eb dhe platforma p\u00ebr t\u00eb cilat nuk ka implementim JIT p\u00ebr WebAssembly, ka memorie t\u00eb pamjaftueshme p\u00ebr t\u00eb operuar JIT, ose nuk lejon krijimin e faqeve t\u00eb ekzekutueshme t\u00eb memories, t\u00eb nevojshme p\u00ebr implementimin e JIT. Kodi i projektit \u00ebsht\u00eb shkruar n\u00eb gjuh\u00ebn C dhe distribuohet<\/a><\/noindex> n\u00eb p\u00ebrputhje me licenc\u00ebn MIT.<\/p>\n

Wasm3 kalon teste<\/a><\/noindex> p\u00ebr pajtueshm\u00ebri me specifikimin WebAssembly 1.0 dhe mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb ekzekutuar shum\u00eb aplikacione WASI, duke ofruar 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 posht\u00eb se ekzekutimi i kodit natyror. N\u00eb krahasim me interpreterat e tjer\u00eb WebAssembly (wac<\/a><\/noindex>, life<\/a><\/noindex>, wasm-micro-runtime<\/a><\/noindex>), wasm3 rezultoi t\u00eb jet\u00eb 15.8 her\u00eb m\u00eb i shpejt\u00eb.<\/p>\n

P\u00ebr t\u00eb funksionuar, wasm3 k\u00ebrkon 64Kb memorie p\u00ebr kod dhe 10Kb RAM, \u00e7ka lejon projektin t\u00eb ekzekutoj\u00eb aplikacione t\u00eb kompiluar n\u00eb WebAssembly n\u00eb mikrokontroler\u00eb<\/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 pllakat dhe kompjuter\u00ebt bazuar n\u00eb arkitekturat x86, x64, ARM, MIPS, RISC-V dhe Xtensa. Sistemet operative t\u00eb mb\u00ebshtetura p\u00ebrfshijn\u00eb Linux (p\u00ebrfshir\u00eb router\u00ebt e bazuar n\u00eb OpenWRT), Windows, macOS, Android dhe iOS. Po ashtu, \u00ebsht\u00eb e mundur t\u00eb kompilohet wasm3 n\u00eb kod nd\u00ebrmjet\u00ebs WebAssembly p\u00ebr t\u00eb ekzekutuar interpreterin n\u00eb shfletues ose p\u00ebr ekzekutimin e brendsh\u00ebm (self-hosting).<\/p>\n

Performanca e lart\u00eb arrihet p\u00ebrmes aplikimit t\u00eb teknik\u00ebs 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 bytes, b\u00ebhet p\u00ebrkthimi paraprak i kodit t\u00eb bytes n\u00eb operacione m\u00eb t\u00eb efektshme, duke gjeneruar kodin pseudo-makin\u00eb, dhe modeli i ekzekutimit t\u00eb makines virtuale me grupe kthehet n\u00eb nj\u00eb qasje m\u00eb t\u00eb efektshme 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 pasqyrohen n\u00eb regjistrat e CPU-s\u00eb. Sekuencat e zakonshme t\u00eb operacioneve p\u00ebr optimizim kthehen n\u00eb operacione t\u00eb p\u00ebrmbledhura.<\/p>\n

P\u00ebr m\u00eb tep\u00ebr, mund t\u00eb theksohet rezultatet e hulumtimit<\/a><\/noindex> p\u00ebrdorimit
\nWebAssembly n\u00eb Web. Pas analizimit t\u00eb 948 mij\u00eb faqeve m\u00eb t\u00eb njohura sipas renditjes Alexa, hulumtuesit zbuluan se WebAssembly p\u00ebrdoret n\u00eb 1639 faqe (0.17%), pra n\u00eb 1 nga \u00e7do 600 faqe. N\u00eb total, n\u00eb k\u00ebto faqe jan\u00eb identifikuar 1950 module WebAssembly, nga t\u00eb cilat 150 jan\u00eb unike. Kur u shqyrtua p\u00ebrdorimi i WebAssembly, u arrit\u00ebn konkluzione jo t\u00eb mira \u2014 n\u00eb m\u00eb shum\u00eb se 50% t\u00eb rasteve, WebAssembly u p\u00ebrdor p\u00ebr q\u00ebllime t\u00eb k\u00ebqija, si p\u00ebr minimin e kriptomonedhave (55.7%) dhe fshehjen e kodit t\u00eb skripteve t\u00eb d\u00ebmshme (0.2%). Nga aplikimet legjitime t\u00eb WebAssembly, u evidentua ekzekutimi i biblioteka (38.8%), krijimi i loj\u00ebrave (3.5%) dhe ekzekutimi i kodit t\u00eb vet, i shkruar jo n\u00eb JavaScript (0.9%). N\u00eb 14.9% t\u00eb rasteve, WebAssembly u p\u00ebrdor p\u00ebr t\u00eb analizuar ambientin p\u00ebr identifikimin e p\u00ebrdoruesit (fingerprinting).
\n

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

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

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

\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a wasm3, \u043e\u0447\u0435\u043d\u044c \u0431\u044b\u0441\u0442\u0440\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u043f\u0440\u0435\u0442\u0430\u0442\u043e\u0440\u0430 \u043f\u0440\u043e\u043c\u0435\u0436\u0443\u0442\u043e\u0447\u043d\u043e\u0433\u043e \u043a\u043e\u0434\u0430 WebAssembly, \u0433\u043b\u0430\u0432\u043d\u044b\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u043d\u043d\u043e\u0433\u043e \u043d\u0430 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u0437\u0430\u043f\u0443\u0441\u043a\u0430 WebAssembly-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u043d\u0430 \u043c\u0438\u043a\u0440\u043e\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430\u0445 \u0438 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430\u0445, \u0434\u043b\u044f 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