{"id":108843,"date":"2023-06-05T09:10:29","date_gmt":"2023-06-05T07:10:30","guid":{"rendered":"https:\/\/prohoster.info\/?p=108843"},"modified":"2023-06-05T17:18:09","modified_gmt":"2023-06-05T15:18:09","slug":"pervyj-vypusk-blink-vysokoproizvoditelnogo-emulyatora-sistem-x86-64","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/pervyj-vypusk-blink-vysokoproizvoditelnogo-emulyatora-sistem-x86-64","title":{"rendered":"Pierwsza wersja Blink, wydajnego emulatora system\u00f3w x86-64","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Opublikowano pierwsz\u0105 znacz\u0105c\u0105 wersj\u0119 projektu Blink, rozwijaj\u0105cego emulator procesor\u00f3w x86-64, umo\u017cliwiaj\u0105cego uruchamianie statycznie i dynamicznie skompilowanych aplikacji Linux w wirtualnej maszynie z emulowanym procesorem. Dzi\u0119ki Blink, skompilowane dla architektury x86-64 programy Linux mo\u017cna uruchamia\u0107 w innych systemach operacyjnych zgodnych z POSIX (macOS, FreeBSD, NetBSD, OpenBSD, Cygwin) oraz na sprz\u0119cie o innej architekturze (x86, ARM, RISC-V, MIPS, PowerPC, s390x). Kod projektu zosta\u0142 napisany w j\u0119zyku C (ANSI C11) i jest udost\u0119pniany na licencji ISC. Wymagana jest tylko libc (POSIX.1-2017).        <\/p>\n<p>Pod wzgl\u0119dem funkcjonalno\u015bci, Blink przypomina polecenie qemu-x86_64, ale r\u00f3\u017cni si\u0119 od QEMU bardziej kompaktow\u0105 konstrukcj\u0105 i znacznym wzrostem wydajno\u015bci. Na przyk\u0142ad, plik wykonywalny Blink zajmuje zaledwie 221 KB (przy uproszczonej wersji \u2014 115 KB) w por\u00f3wnaniu do 4 MB w qemu-x86_64, a pod wzgl\u0119dem wydajno\u015bci w niekt\u00f3rych testach, takich jak uruchamianie w emulatorze GCC i wykonywanie operacji matematycznych, przewy\u017csza QEMU oko\u0142o dwukrotnie.       <\/p>\n<p>Aby zapewni\u0107 wysok\u0105 wydajno\u015b\u0107, zastosowano kompilator JIT, kt\u00f3ry na bie\u017c\u0105co przekszta\u0142ca oryginalne instrukcje w kod maszynowy dla docelowej platformy. Obs\u0142ugiwane jest bezpo\u015brednie uruchamianie w emulatorze plik\u00f3w wykonywalnych w formatach ELF, PE (Portable Executables) oraz bin (Flat executable), skompilowanych z wykorzystaniem standardowych bibliotek C Cosmopolitan, Glibc i Musl. Zrealizowano wbudowane wsparcie dla 180 wywo\u0142a\u0144 systemowych Linux oraz emulacj\u0119 oko\u0142o 600 instrukcji procesora x86, obejmuj\u0105cych zestawy instrukcji i8086, i386, SSE2, x86_64, SSE3, SSSE3, CLMUL, POPCNT, ADX, BMI2 (MULX, PDEP, PEXT), X87, RDRND, RDSEED i RDTSCP.    <\/p>\n<p>Dodatkowo na bazie Blink rozwijana jest narz\u0119dzie blinkenlights, oferuj\u0105ce interfejs do wizualizacji przebiegu programu i analizy zawarto\u015bci pami\u0119ci. Narz\u0119dzie to mo\u017ce by\u0107 stosowane jako debugger, wspieraj\u0105cy tryb odwr\u00f3conego debugowania (Reverse-Debugging) i umo\u017cliwiaj\u0105cy cofanie si\u0119 w historii wykonania oraz powracanie do wcze\u015bniej wykonanych punkt\u00f3w. Projekt rozwija autor takich projekt\u00f3w, jak biblioteka C Cosmopolitan, port mechanizmu izolacji pledge dla Linux oraz system uniwersalnych plik\u00f3w wykonywalnych Redbean.     <center><img decoding=\"async\" alt=\"Pierwsza wersja Blink, wydajnego emulatora system\u00f3w x86-64\" src=\"\/wp-content\/uploads\/2023\/06\/cdfabfc09d4aa2968b22c2aae5bc243e.png\" style=\"display:block;margin: 0 auto;\" \/><\/center><br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59247\">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 \u043f\u0435\u0440\u0432\u044b\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Blink, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u044d\u043c\u0443\u043b\u044f\u0442\u043e\u0440 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432 x86-64, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0442\u044c \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0438 \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u0438 \u0441\u043e\u0431\u0440\u0430\u043d\u043d\u044b\u0435 Linux-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0432 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u0435 \u0441 \u044d\u043c\u0443\u043b\u0438\u0440\u0443\u0435\u043c\u044b\u043c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u043c. \u041f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 Blink c\u043e\u0431\u0440\u0430\u043d\u043d\u044b\u0435 \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b x86-64 Linux-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b \u043c\u043e\u0436\u043d\u043e \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0442\u044c \u0432 \u0434\u0440\u0443\u0433\u0438\u0445 POSIX-\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 (macOS, FreeBSD, NetBSD, OpenBSD, Cygwin) \u0438 \u043d\u0430 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0438 \u0441 \u0434\u0440\u0443\u0433\u043e\u0439 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043e\u0439 (x86, ARM, RISC-V, MIPS, PowerPC, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":108844,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-108843","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Blink, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u044d\u043c\u0443\u043b\u044f\u0442\u043e\u0440 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432 x86-64, 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