{"id":113411,"date":"2024-02-05T13:41:21","date_gmt":"2024-02-05T11:41:21","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-sbcl-2-4-1-realizaczii-yazyka-common-lisp"},"modified":"2024-02-05T13:41:21","modified_gmt":"2024-02-05T11:41:21","slug":"vypusk-sbcl-2-4-1-realizaczii-yazyka-common-lisp","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-sbcl-2-4-1-realizaczii-yazyka-common-lisp","title":{"rendered":"Vyd\u00e1n\u00ed SBCL 2.4.1, implementace jazyka Common Lisp.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byl vyd\u00e1n SBCL 2.4.1 (Steel Bank Common Lisp), svobodn\u00e1 implementace programovac\u00edho jazyka Common Lisp. K\u00f3d projektu je naps\u00e1n v jazyc\u00edch Common Lisp a C a je distribuov\u00e1n pod licenc\u00ed BSD.    <\/p>\n<p>V nov\u00e9m vyd\u00e1n\u00ed:  <\/p>\n<ul>\n<li class=\"l\"> Do paraleln\u00edho garbage collectoru, kter\u00fd pou\u017e\u00edv\u00e1 algoritmus mark-region, byla p\u0159id\u00e1na \u010d\u00e1ste\u010dn\u00e1 podpora z\u00e1hlav\u00ed kompaktn\u00edch instanc\u00ed.\n<li class=\"l\"> Pro funkce s deklarovan\u00fdmi n\u00e1vratov\u00fdmi typy v optimaliza\u010dn\u00edch re\u017eimech s vysok\u00fdmi hodnotami SAFETY a v re\u017eimu DEBUG 3 byla zaji\u0161t\u011bna kontrola typu pro n\u00e1vratov\u00e9 hodnoty.\n<li class=\"l\"> Na platform\u011b FreeBSD byla implementov\u00e1na vazba s libpthread a randomizace adresn\u00edho prostoru (ASLR) byla vypnuta.\n<li class=\"l\"> Obnoven\u00e1 podpora pro 64bitov\u00e9 architektury riscv a ppc.\n<li class=\"l\"> Pro v\u0161echny platformy byla implementov\u00e1na podpora fastrem-32 (pro optimalizovan\u00e9 v\u00fdpo\u010dty FLOOR).\n<li class=\"l\"> Byla odstran\u011bna chyba, kter\u00e1 vedla k op\u011btovn\u00e9mu vy\u010di\u0161t\u011bn\u00ed p\u0159esunut\u00fdch \u0159\u00e1dk\u016f po slou\u010den\u00ed pam\u011bti paraleln\u00edm garbage collectorem mark-region.\n<li class=\"l\">  Byl vy\u0159e\u0161en probl\u00e9m s nekone\u010dn\u00fdm cyklem p\u0159eklada\u010de p\u0159i zpracov\u00e1n\u00ed n\u011bkter\u00fdch konstrukc\u00ed s typy SATISFIES.\n<li class=\"l\"> Hashovac\u00ed tabulky pou\u017e\u00edvan\u00e9 v r\u016fzn\u00fdch \u010d\u00e1stech syst\u00e9mu (bal\u00ed\u010dky, tabulky Unicode) byly p\u0159evedeny na pou\u017e\u00edv\u00e1n\u00ed hashovac\u00edch funkc\u00ed bez koliz\u00ed (perfektn\u00ed).\n<li class=\"l\"> Makro TYPECASE pro hierarchie struktur t\u0159\u00edd bylo implementov\u00e1no s pou\u017eit\u00edm bezkolizn\u00edho hashe.\n<li class=\"l\"> Za \u00fa\u010delem optimalizace v\u00fdkonu byly odstran\u011bny kontroly mez\u00ed pro indexy s konstantn\u00edmi posuny, kdy\u017e p\u0159eklada\u010d v\u00ed, \u017ee index je men\u0161\u00ed ne\u017e rozd\u00edl mezi velikost\u00ed a posunem.\n<li class=\"l\"> V p\u0159eklada\u010di byly zohledn\u011bny dal\u0161\u00ed \u00fadaje o optimalizaci DIGIT-CHAR.\n<li class=\"l\"> V p\u0159eklada\u010di byla implementov\u00e1na mo\u017enost vylou\u010dit mezilehl\u00e9 hodnoty v n\u011bkter\u00fdch vol\u00e1n\u00edch APPLY, CONCATENATE a MAKE-ARRAY pro argumenty postaven\u00e9 ze sekvenc\u00ed s \u010derstv\u00fdmi cons-modifikacemi.\n<li class=\"l\"> Pr\u00e1ce cyklu &#171;(LOOP FOR X IN (REVERSE LIST) &#8230;)&#187; byla zrychlena, nyn\u00ed pou\u017e\u00edv\u00e1 m\u00e9n\u011b cons-\u016f.\n<li class=\"l\"> Cyklus &#171;(LOOP &#8230; APPEND &#8230;)&#187; se stal kompaktn\u011bj\u0161\u00edm a p\u0159i p\u0159id\u00e1v\u00e1n\u00ed NIL vykon\u00e1v\u00e1 m\u00e9n\u011b pr\u00e1ce.\n<li class=\"l\"> Zrychleny a zkr\u00e1ceny kontroly typ\u016f r\u016fzn\u00fdch pol\u00ed.  <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60554\">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 \u0432\u044b\u043f\u0443\u0441\u043a SBCL 2.4.1 (Steel Bank Common Lisp), \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Common Lisp. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0430\u0445 Common Lisp \u0438 \u0421\u0438, \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 BSD. \u0412 \u043d\u043e\u0432\u043e\u043c \u0432\u044b\u043f\u0443\u0441\u043a\u0435: \u0412 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0439 \u0441\u0431\u043e\u0440\u0449\u0438\u043a \u043c\u0443\u0441\u043e\u0440\u0430, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0439 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c mark-region, \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u0447\u0430\u0441\u0442\u0438\u0447\u043d\u0430\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043a\u043e\u0432 \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u044b\u0445 \u044d\u043a\u0437\u0435\u043c\u043f\u043b\u044f\u0440\u043e\u0432. \u0414\u043b\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0439 \u0441 \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043d\u044b\u043c\u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u044b\u043c\u0438 \u0442\u0438\u043f\u0430\u043c\u0438 \u0432 \u0440\u0435\u0436\u0438\u043c\u0430\u0445 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u0441 \u0431\u043e\u043b\u044c\u0448\u0438\u043c\u0438 [&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-113411","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 \u0432\u044b\u043f\u0443\u0441\u043a SBCL 2.4.1 (Steel Bank Common Lisp), \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 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