{"id":100786,"date":"2021-07-19T10:22:44","date_gmt":"2021-07-19T08:22:44","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-gnu-binutils-2-37"},"modified":"2021-07-19T10:22:44","modified_gmt":"2021-07-19T08:22:44","slug":"vypusk-gnu-binutils-2-37","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/vypusk-gnu-binutils-2-37","title":{"rendered":"Vydanie GNU Binutils 2.37","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Bol predstaven\u00fd release syst\u00e9mu util\u00edt GNU Binutils 2.37, ktor\u00fd obsahuje programy ako GNU linker, GNU assembler, nm, objdump, strings, strip.     <\/p>\n<p>V novej verzii:  <\/p>\n<ul>\n<li class=\"l\"> Zv\u00fd\u0161en\u00e9 po\u017eiadavky na zostavovacie prostredie, na zostavenie Binutils s\u00fa teraz potrebn\u00e9 kni\u017enice a kompil\u00e1tor, ktor\u00e9 podporuj\u00fa \u0161tandard C99.\n<li class=\"l\"> Podpora form\u00e1tu arm-symbianelf bola ukon\u010den\u00e1.\n<li class=\"l\"> Pridan\u00e1 podpora RME (Realm Management Extension), roz\u0161\u00edrenia pre architekt\u00faru ARMv9-A, ktor\u00e9 umo\u017e\u0148uje organizova\u0165 dynamick\u00fd prenos zdrojov a pam\u00e4te do samostatn\u00e9ho chr\u00e1nen\u00e9ho adresn\u00e9ho priestoru, ku ktor\u00e9mu nemaj\u00fa pr\u00edstup privilegiovan\u00e9 aplik\u00e1cie a firmv\u00e9r TrustZone. Navrhnut\u00e1 mo\u017enos\u0165 je s\u00fa\u010das\u0165ou infra\u0161trukt\u00fary na vytv\u00e1ranie izolovan\u00fdch prostred\u00ed Arm CCA (Confidential Compute Architecture). RME umo\u017e\u0148uje be\u017en\u00fdm programom uklada\u0165 svoje d\u00f4vern\u00e9 \u00fadaje v tak\u00fdchto prostrediach na ochranu pred neopr\u00e1vnen\u00fdm pr\u00edstupom v pr\u00edpade kompromit\u00e1cie opera\u010dn\u00e9ho syst\u00e9mu a hyperv\u00edzorov.\n<li class=\"l\"> V linkeri boli implementovan\u00e9 nov\u00e9 mo\u017enosti:\n<ul>\n<li class=\"l\"> '-Bno-symbolic' \u2014 zru\u0161\u00ed m\u00f3dy '-Bsymbolic' a '-Bsymbolic-functions';\n<li class=\"l\"> '-z report-relative-reloc' \u2014 vypisuje inform\u00e1cie o dynamickom prepojen\u00ed adries (relocation);\n<li class=\"l\"> '-z start-stop-gc' \u2014 vyp\u00edna spracovanie odkazov __start_* \/ __stop_* po\u010das \u010distenia nepou\u017e\u00edvan\u00fdch sekci\u00ed zbera\u010dom odpadu.  <\/ul>\n<li class=\"l\"> Do n\u00e1stroja readelf bola pridan\u00e1 mo\u017enos\u0165 '\u2014sym-base=0|8|10|16' na v\u00fdber formy zobrazenia \u010d\u00edseln\u00fdch symbolov.\n<li class=\"l\"> Do n\u00e1stroja nm boli pridan\u00e9 mo\u017enosti: '\u2014format=just-symbols' ('-j') na v\u00fdstup iba mien symbolov a '\u2014quiet' na vypnutie diagnostick\u00fdch spr\u00e1v 'no symbols'.\n<li class=\"l\"> Do n\u00e1strojov objcopy a strip bola pridan\u00e1 mo\u017enos\u0165 '\u2014keep-section-symbols' na vypnutie odstra\u0148ovania nepou\u017e\u00edvan\u00fdch sekci\u00ed pri spracovan\u00ed s\u00faborov.\n<li class=\"l\"> Do objcopy boli pridan\u00e9 mo\u017enosti '\u2014weaken', '\u2014weaken-symbol' a '\u2014weaken-symbols' na klasifik\u00e1ciu neur\u010den\u00fdch symbolov ako weak-symbols.\n<li class=\"l\"> V readelf a objdump bola implementovan\u00e1 mo\u017enos\u0165 zobrazenia obsahu sekci\u00ed '.debug_sup' a predvolene s\u00fa povolen\u00e9 odkazy na samostatn\u00e9 s\u00fabory s laden\u00edm (debug info).    <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55505\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0443\u0442\u0438\u043b\u0438\u0442 GNU Binutils 2.37, \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0432\u0445\u043e\u0434\u044f\u0442 \u0442\u0430\u043a\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b, \u043a\u0430\u043a GNU linker, GNU assembler, nm, objdump, strings, strip. \u0412 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438: \u041f\u043e\u0432\u044b\u0448\u0435\u043d\u044b \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f \u043a \u0441\u0431\u043e\u0440\u043e\u0447\u043d\u043e\u043c\u0443 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044e, \u0434\u043b\u044f \u0441\u0431\u043e\u0440\u043a\u0438 Binutils \u0442\u0435\u043f\u0435\u0440\u044c \u0442\u0440\u0435\u0431\u0443\u044e\u0442\u0441\u044f \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0438 \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u0435 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442 C99. \u041f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 arm-symbianelf. \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 RME (Realm Management Extension), \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b [&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-100786","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0443\u0442\u0438\u043b\u0438\u0442 GNU Binutils 2.37, \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0432\u0445\u043e\u0434\u044f\u0442 \u0442\u0430\u043a\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b, \u043a\u0430\u043a GNU linker, 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