{"id":135950,"date":"2025-06-06T15:05:24","date_gmt":"2025-06-06T13:05:25","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/predstavlen-bekend-tpde-llvm-rabotayushhij-v-10-20-raz-bystree-llvm-v-rezhime-bez-optimizaczii"},"modified":"2025-06-06T15:05:24","modified_gmt":"2025-06-06T13:05:25","slug":"predstavlen-bekend-tpde-llvm-rabotayushhij-v-10-20-raz-bystree-llvm-v-rezhime-bez-optimizaczii","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/predstavlen-bekend-tpde-llvm-rabotayushhij-v-10-20-raz-bystree-llvm-v-rezhime-bez-optimizaczii","title":{"rendered":"TPDE-LLVM-backendet har presenterats och arbetar 10-20 g\u00e5nger snabbare \u00e4n LLVM i icke-optimerat l\u00e4ge","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Forskare fr\u00e5n Technische Universit\u00e4t M\u00fcnchen har publicerat verktyget TPDE och en backend-kompilator f\u00f6r LLVM \u2014 TPDE-LLVM, som m\u00f6jligg\u00f6r generering av maskinkod f\u00f6r arkitekturerna x86-64 och AArch64 baserat p\u00e5 LLVM-IR. Vid testning visade sig TPDE-LLVM vara 10-20 g\u00e5nger snabbare \u00e4n LLVM -O0 (kodgenerator utan optimeringar) under samma prestandaniv\u00e5 f\u00f6r den resulterande maskinkoden och med en \u00f6kning av storleken p\u00e5 10-30 %. Projektets resultat har publicerats under Apache 2.0-licensen.    <\/p>\n<p>TPDE-LLVM \u00e4r ursprungligen inriktat p\u00e5 att s\u00e4kerst\u00e4lla kompilering med minimal f\u00f6rdr\u00f6jning och en kvalitetsniv\u00e5 som motsvarar byggl\u00e4get utan optimeringar (\u2018-O0\u2019). Projektet erbjuder ett verktyg f\u00f6r isolerad k\u00f6rning av tpde-llc, ett bibliotek f\u00f6r integration i applikationer (till exempel f\u00f6r att implementera funktionalitet f\u00f6r JIT-kompilator), samt patchar f\u00f6r integration med Clang och Flang.    <center><img decoding=\"async\" alt=\"TPDE-LLVM-backendet har presenterats och arbetar 10-20 g\u00e5nger snabbare \u00e4n LLVM i icke-optimerat l\u00e4ge\" src=\"\/wp-content\/uploads\/2025\/06\/68d39bfd1329b05275aa44050fcf5ed4.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <\/p>\n<p>Projektet kan anv\u00e4ndas som en grundl\u00e4ggande kompileringkomponent f\u00f6r JIT eller f\u00f6r att skapa ooptimerade byggnader. TPDE-LLVM fokuserar enbart p\u00e5 kompileringens hastighet och f\u00f6rs\u00f6ker inte konkurrera med LLVM:s optimerande back-end som \u00e4r avsev\u00e4rt l\u00e5ngsammare j\u00e4mf\u00f6rt med TPDE-LLVM, men som kan generera snabbare och mer kompakt maskinkod (ungef\u00e4r tv\u00e5 g\u00e5nger snabbare och h\u00e4lften s\u00e5 stor).     <\/p>\n<p>TPDE-LLVM anv\u00e4nder tre steg f\u00f6r kodgenerering:   <\/p>\n<ul>\n<li> Reng\u00f6ring och f\u00f6rberedelse av LLVM:s mellanliggande representation;\n<li> Analys av cykel- och variabelanv\u00e4ndningsinformation;\n<li> Generering av maskinkod.   <\/ul>\n<p>  <center><img decoding=\"async\" alt=\"TPDE-LLVM-backendet har presenterats och arbetar 10-20 g\u00e5nger snabbare \u00e4n LLVM i icke-optimerat l\u00e4ge\" src=\"\/wp-content\/uploads\/2025\/06\/944e734dee08a32799457c0ce5438e57.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>        <\/p>\n<p>Det noteras att med f\u00f6rfattarna till TPDE \u00e4r optimeringar redan tillagda i LLVM-versionerna 19 och 20, vilket har lett till en 18% \u00f6kning av prestandan f\u00f6r LLVM:s standardback-end p\u00e5 x86-64-plattformen och 13% p\u00e5 ARM64-plattformen. Enligt f\u00f6rfattarna till TPDE kan back-end f\u00f6r LLVM i framtiden sannolikt hastighets\u00f6kas med 10-20% med sm\u00e5 insatser, men vidare f\u00f6rb\u00e4ttringar kommer att kr\u00e4va betydande f\u00f6r\u00e4ndringar. \u00c4ven med betydande omarbetningar \u00e4r det osannolikt att den befintliga LLVM-back-end kan snabbas upp med 10 g\u00e5nger.      <\/p>\n<p>I den aktuella utvecklingsfasen \u00e4r ett av projektets m\u00e5l f\u00f6r TPDE att s\u00e4kerst\u00e4lla st\u00f6d f\u00f6r det mellanliggande representationsformatet f\u00f6r kod som erh\u00e5llits fr\u00e5n Clang-frontenden i optimeringsl\u00e4gena \u2018-O0\u2019 och \u2018-O1\u2019. Bearbetning av det mellanliggande representationsformatet som skapats i l\u00e4get \u2018-O2\u2019 \u00e4r \u00e4nnu inte garanterat p\u00e5 grund av bristen p\u00e5 st\u00f6d f\u00f6r vektoroperationer i TPDE. Vissa mellanliggande koder fr\u00e5n Flang och Rust-kompilatorn st\u00f6ds delvis.<br \/>\n<br \/>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63368\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0418\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0438 \u0438\u0437 \u041c\u044e\u043d\u0445\u0435\u043d\u0441\u043a\u043e\u0433\u043e \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0430 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0438 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 TPDE \u0438 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043d\u0430 \u043d\u0451\u043c \u0431\u044d\u043a\u0435\u043d\u0434 \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0430 \u0434\u043b\u044f LLVM &#8212; TPDE-LLVM, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0438\u0439 \u0433\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u044e \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043a\u043e\u0434\u0430 \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 x86-64 \u0438 AArch64 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043f\u0440\u043e\u043c\u0435\u0436\u0443\u0442\u043e\u0447\u043d\u043e\u0433\u043e \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043a\u043e\u0434\u0430 LLVM-IR. \u041f\u0440\u0438 \u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0438 TPDE-LLVM \u043e\u043a\u0430\u0437\u0430\u043b\u0441\u044f \u0431\u044b\u0441\u0442\u0440\u0435\u0435 \u0431\u044d\u043a\u0435\u043d\u0434\u0430 LLVM -O0 (\u0433\u0435\u043d\u0435\u0440\u0430\u0442\u043e\u0440 \u043a\u043e\u0434\u0430 \u0431\u0435\u0437 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0439) \u0432 10-20 \u0440\u0430\u0437 \u043f\u0440\u0438 \u0442\u043e\u043c \u0436\u0435 \u0443\u0440\u043e\u0432\u043d\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":135951,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-135950","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - 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