[B! asm] TAKESAKOã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

TAKESAKO id:TAKESAKO

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KMC Staff Blog:gas ã®ã‚¤ãƒ³ãƒ†ãƒ«æ§‹æ–‡
2009å¹´10æœˆ08æ—¥ gas ã®ã‚¤ãƒ³ãƒ†ãƒ«æ§‹æ–‡ twitter ã§ gas ã®æ§‹æ–‡ã¯ç†è§£ã—ã«ãã„ã¨ hmori ã•ã‚“ãŒã¤ã¶ã‚„ã„ã¦ã„ãŸã®ã‚’è¦‹ã¦ã€æ„å¤–ã¨çŸ¥ã‚‰ã‚Œã¦ç„¡ã•ãã†ãªã®ã§æ›¸ãã¾ã™ã€‚ x86 ã¨ x86-64 ã«ãŠã„ã¦ã€gas ã¨ GCC ãŒå‡ºåŠ›ã™ã‚‹ã‚¢ã‚»ãƒ³ãƒ–ãƒªã‚³ãƒ¼ãƒ‰ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆæ§‹æ–‡ã¯ AT&T æ§‹æ–‡ã¨å‘¼ã°ã‚Œã‚‹ UNIX ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã®ä¼çµ±çš„ãªæ§‹æ–‡ã§ã™ã€‚ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®åŠ›ã‚’ç”Ÿã¿å‡ºã™æœ¬ã‚„ã€ãµã¤ã†ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã‚’ã¤ãã‚ã†ãªã©ã€æœ€åˆã‹ã‚‰ä¸€è²«ã—ã¦ AT&T æ§‹æ–‡ã‚’å…ƒã«ã‚¢ã‚»ãƒ³ãƒ–ãƒªãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã‚’è§£èª¬ã—ã¦ã„ã‚‹æ›¸ç±ã‚‚ç„¡ã„ã“ã¨ã¯ç„¡ã„ã®ã§ã™ãŒã€ç¢ºã‹ã«intel ã®ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«ã®æ§‹æ–‡ã¨ã¯å¼•æ•°ã®é †ç•ªãªã©ãŒç•°ãªã‚‹ã®ã§ã€æ…£ã‚Œãªã„ã¨æ··ä¹±ã®å…ƒã«ãªã‚‹ã®ã§ã¯ãªã„ã‹ã¨æ€ã„ã¾ã™ã€‚ ã¾ãŸã€%ãƒ¬ã‚¸ã‚¹ã‚¿ã‚„$å³å€¤ãªã©ã®ç‹¬ç‰¹ã®ãƒ—ãƒªãƒ•ã‚£ã‚¯ã‚¹ãŒå¤§é‡ã«ä»˜ãã®ã§ã€è¦‹ãŸç›®ãŒå°‘ã—ã‚´ãƒãƒ£ã‚´ãƒãƒ£ã™ã‚‹ã‚ˆã†ã«ã‚‚æ„Ÿã˜ã¾ã™ã€‚(movl ãªã©ã® b/w/l ã®ã‚ˆã†ã«ã€ãƒ‡ãƒ¼
TAKESAKO 2009/10/12
gcc

gas

x86

asm
ãƒªãƒ³ã‚¯
all your base32 are belong to us - è‘‰ã£ã±æ—¥è¨˜
com2sym is a base32 encoder for any MS-DOS com file. C:\tmp>[]dir[] eicar.com Volume in drive C has no label. Volume Serial Number []is DEAD[]-BEEF Directory of C:\tmp> 2009/09/15 17:00 68 eicar.com 1 File(s) 68 bytes 0 []Dir[](s) 12,345,678,901 bytes free C:\tmp>com2sym eicar.com > $.com C:\tmp>type $.com %@"%"@,~,%,!`_______-;>`_______%"!,^,:`_______-@{-`{-?:`_______-``-``-@@`_______ -`~-``-@$`_
TAKESAKO 2009/09/17
x86

8086

asm

ã“ã‚Œã¯ã™ã”ã„

ã‚ã¨ã§
ãƒªãƒ³ã‚¯
PowerPCç’°å¢ƒãŒãªã„ã‘ã©PowerPCç”¨ãƒã‚¤ãƒŠãƒªã‚’é€†ã‚¢ã‚»ãƒ³ãƒ–ãƒ«ã—ãŸã„å ´åˆã¯â€¦ - KENJIâ€™S BLOG
ã‚‚ã¡ã‚ã‚“PowerPCç’°å¢ƒãŒã‚ã‚‹ã«è¶Šã—ãŸã“ã¨ã¯ãªã„ã®ã§ã™ãŒã€ä»®ã«ç„¡ãã¦ã‚‚é€†ã‚¢ã‚»ãƒ³ãƒ–ãƒ«ã•ãˆã§ãã‚Œã°ãªã‚“ã¨ã‹ãªã‚‹ã®ã§ã€radareã®ppcã‚ªãƒ—ã‚·ãƒ§ãƒ³ã§é ‘å¼µã‚Œã¾ã™ã€‚ http://radare.nopcode.org/new/ # rasm -h Usage: rasm [-elvV] [-f file] [-s offset] [-a arch] [-d bytes] "opcode"|- if 'opcode' is '-' reads from stdin -v enables debug -d [bytes] disassem ble from hexpair bytes -f [file] compiles assem bly file to 'file'.o -s [offset] offset where this opcode is suposed to be -a [arch] s
TAKESAKO 2009/09/12
asm

ppc

arm
ãƒªãƒ³ã‚¯
ã€ã‚³ãƒ©ãƒ ã€‘Hello Worldã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ (5) ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ç·¨ - OSã”ã¨ã«å¾®å¦™ã«ç•°ãªã‚‹ã‚¹ã‚¿ã‚¤ãƒ«ã‚’ä½¿ã„åˆ†ã‘ã‚‹ | ã‚¨ãƒ³ã‚¿ãƒ¼ãƒ—ãƒ©ã‚¤ã‚º | ãƒžã‚¤ã‚³ãƒŸã‚¸ãƒ£ãƒ¼ãƒŠãƒ«
writeã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã‚’ç›´æŽ¥å‘¼ã³å‡ºã— ä»Šå›žç¬¬5å›žã¯ã€ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã«æŒ‘æˆ¦ã—ã¦ã¿ã¾ã—ã‚‡ã†ã€‚ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã§ã¯ã€å¿…ç„¶çš„ã«OSã‚„CPUã«ä¾å˜ã—ãŸãƒ—ãƒã‚°ãƒ©ãƒ ã¨ãªã‚Šã¾ã™ãŒã€ã“ã‚Œã¯ä»•æ–¹ãªã„ã¨ã“ã‚ã§ã—ã‚‡ã†ã€‚ ãƒªã‚¹ãƒˆ1ã¯ã€Linux(CPUã¯x86)ç‰ˆã®ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã®Hello Worldã§ã™ã€‚ã“ã®ãƒ—ãƒã‚°ãƒ©ãƒ ã¯ã€Cè¨€èªžã§ã®ã€Œwrite(1, "Hello World\n", 12); _exit(0);ã€ã«ç›¸å½“ã—ã¾ã™ã€‚ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã§ã¯ã€ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢å‰²ã‚Šè¾¼ã¿(int $0x80)ã§writeã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã‚’ç›´æŽ¥å‘¼ã³å‡ºã—ã¦ãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ã‚’è¡¨ç¤ºã—ã¦ã„ã¾ã™ã€‚ãã®å¾Œã€ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’æ£å¸¸ã«çµ‚äº†ã™ã‚‹ãŸã‚ã€_exitã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã‚’å‘¼ã³å‡ºã—ã¦çµ‚äº†ã§ã™ã€‚ã“ã®ã‚ˆã†ã«ã€Linuxã®ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã§ã¯ã€ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ç•ªå·(eax)ã‚„ãã®å¼•æ•°ã®å€¤(ebxã€ecxã€edxãªã©)ã‚’ã€CPUãƒ¬ã‚¸ã‚¹ã‚¿ã«ä»£å…¥ã—ã¦æ¸¡ã—ã¾ã™ã€‚ ã“ã®ãƒ—ãƒã‚°ãƒ©ãƒ ã¯ã€å®Ÿã¯ã‚‚ã†å°‘ã—ã‚³
TAKESAKO 2009/09/09
x86

linux

asm
ãƒªãƒ³ã‚¯
64ãƒ“ãƒƒãƒˆç’°å¢ƒãŒãªã„ã‘ã©64ãƒ“ãƒƒãƒˆç”¨ãƒã‚¤ãƒŠãƒªã‚’é€†ã‚¢ã‚»ãƒ³ãƒ–ãƒ«ã—ãŸã„å ´åˆã¯â€¦ - KENJIâ€™S BLOG
TAKESAKO 2009/09/08
x86

64bit

asm

nasm
ãƒªãƒ³ã‚¯
ERESI
The ERESI Reverse Engineering Software Interface We moved our project from trac/svn to github! wiki issues/tickets contact Copyright ERESI Team (C) 2001-2016
TAKESAKO 2009/05/04
x86

asm

elf

binary
ãƒªãƒ³ã‚¯
JavaScript ã§ x86 ã‚¢ã‚»ãƒ³ãƒ–ãƒ© (32 bit) ã‚’æ›¸ã„ã¦ã¿ãŸ - moriyoshiã®æ—¥è¨˜
4/22è¿½è¨˜: Mach-O builder ã‚‚å®Ÿè£…ã—ãŸã®ã§ Intel Mac ã§ã‚‚éŠã¹ã‚‹ã€‚ JQuery ã£ã½ã„æ–‡æ³•ã§ã€ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ãƒ¬ãƒƒãƒˆã¨ã—ã¦ç°¡å˜ã«éŠã¹ã‚‹ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ãŒæ¬²ã—ã„ã¨æ€ã£ã¦å‹¢ã„ã§æ›¸ã„ã¦ã¿ãŸ (ãƒ‡ãƒ¢)ã€‚ã¨ã‚Šã‚ãˆãšä»¥ä¸‹ã®ã‚µãƒ³ãƒ—ãƒ«ãŒå‹•ããã‚‰ã„ã«ã—ã‹å®Ÿè£…ã—ã¦ãªã„ã€‚ var buf = new Buffer(); with (new Assem bler(buf)) { call($('get_addr')); $$('get_addr'); pop(ecx); add($('str - get_addr'), ecx); mov($('sizeof(str)'), edx); xor(ebx, ebx); mov(4, eax); // write(2) int(0x80); mov(1, eax); int(0x80); // _exit(2) $$('str'); $string(
TAKESAKO 2009/04/20
binary

javascript

x86

asm
ãƒªãƒ³ã‚¯
fnami: AMD64
2^20+HMA #4 #1 ç‰©ç†ã‚¢ãƒ‰ãƒ¬ã‚¹ã¨ä»®æƒ³ã‚¢ãƒ‰ãƒ¬ã‚¹ã®ãƒ“ãƒƒãƒˆæ•°ã¯CPUIDå‘½ä»¤ã®EAX=80000008hã§å¾—ã‚‰ã‚Œã‚‹ã€‚ #2 ES,CS,SS,DSã¯0ã€‚FS,GSã¯ã‚»ã‚°ãƒ¡ãƒ³ãƒˆãƒ‡ã‚£ã‚¹ã‚¯ãƒªãƒ—ã‚¿ã¾ãŸã¯ãƒ¢ãƒ‡ãƒ«å›ºæœ‰ãƒ¬ã‚¸ã‚¹ã‚¿ã§æŒ‡å®šã€‚ #3 x86ã§ã¯ã€ãƒšãƒ¼ã‚¸ã‚µã‚¤ã‚ºæ‹¡å¼µã¾ãŸã¯ç‰©ç†ã‚¢ãƒ‰ãƒ¬ã‚¹æ‹¡å¼µã‚’æœ‰åŠ¹ã«ã™ã‚‹ã¨2^36ã«ãªã‚‹ãŒã€AMD64ã®legacyãƒ¢ãƒ¼ãƒ‰ã§ã¯ãã‚Œãžã‚Œ2^40ã€2^52ã«ãªã‚‹ã€‚ #4 ãƒªã‚¢ãƒ«ãƒ¢ãƒ¼ãƒ‰ã®ç‰¹æ®ŠãªçŠ¶æ…‹ã‚’ä½¿ã†ã¨ã€2^32ã«ãªã‚‹ã€‚ å„ãƒ¢ãƒ¼ãƒ‰ã®åŒºåˆ¥ã¯æ¬¡ã®ãƒ“ãƒƒãƒˆã§è¡Œã†ã€‚ legacyãƒ¢ãƒ¼ãƒ‰ã¨longãƒ¢ãƒ¼ãƒ‰: EFER(ãƒ¢ãƒ‡ãƒ«å›ºæœ‰ãƒ¬ã‚¸ã‚¹ã‚¿C0000080h)ã®LMEãƒ“ãƒƒãƒˆ compatibilityãƒ¢ãƒ¼ãƒ‰ã¨64ãƒ“ãƒƒãƒˆãƒ¢ãƒ¼ãƒ‰: ã‚³ãƒ¼ãƒ‰ã‚»ã‚°ãƒ¡ãƒ³ãƒˆãƒ‡ã‚£ã‚¹ã‚¯ãƒªãƒ—ã‚¿ã®Lãƒ“ãƒƒãƒˆ compatibilityãƒ¢ãƒ¼ãƒ‰ä¸ã®16/32ãƒ“ãƒƒãƒˆ: ã‚³ãƒ¼ãƒ‰ã‚»ã‚°ãƒ¡ãƒ³ãƒˆãƒ‡ã‚£ã‚¹ã‚¯ãƒªãƒ—ã‚¿ã®Dãƒ“ãƒƒãƒˆ(legacyãƒ¢ãƒ¼ãƒ‰ã¨åŒæ§˜
TAKESAKO 2008/10/27
asm

x86_64

x86

AMD64
ãƒªãƒ³ã‚¯
ãƒ›ãƒ¯ãƒƒãƒˆãƒ»ã‚¢ãƒ»ãƒ¯ãƒ³ãƒ€ãƒ•ãƒ«ãƒ»ãƒ¯ãƒ¼ãƒ«ãƒ‰ call ã¨ã‹ ret ã¯ç„¡ãã¦ã‚‚ãªã‚“ã¨ã‹ãªã‚‹
Linux Kernel ã® include/asm-i386/system.h ã® switch_to() ãƒžã‚¯ãƒã¨ã‹ã§ä½¿ã‚ã‚Œã¦ã„ãŸã‚Šã—ã¦ï¼Œã‚ã‚Šã¨æœ‰åãªãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ãªã®ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ãŒï¼Œ call foo ã¨ã‹ã¯ï¼Œæ©Ÿæ¢°çš„ã« pushl $1f jmp foo 1: ã¿ãŸã„ã«ï¼Œã‚¹ã‚¿ãƒƒã‚¯ã®é ã«æˆ»ã‚Šç•ªåœ°ã‚’ãƒ—ãƒƒã‚·ãƒ¥ã—ã¦ï¼Œé–¢æ•°ã«ã‚¸ãƒ£ãƒ³ãƒ—ã™ã‚‹æ„Ÿã˜ã«æ›¸ãæ›ãˆã‚‰ã‚Œã‚‹ã®ã§ã¯ãªã„ã‹ã¨æ€ã„ã¾ã—ãŸï¼Ž ret ã‚‚ã¾ãï¼Œ pop %ecx jmp *%ecx ã¿ãŸã„ã«ï¼Œé©å½“ã«å£Šã—ã¦ã‚‚è‰¯ã„ãƒ¬ã‚¸ã‚¹ã‚¿ã«æˆ»ã‚Šå€¤ã‚’ pop ã—ã¦é–“æŽ¥ã‚¸ãƒ£ãƒ³ãƒ—ã™ã‚Œã°å¤§ä¸ˆå¤«ãªæ°—ãŒã—ã¾ã™ï¼Ž ã‚‚ã¡ã‚ã‚“ï¼Œæœ¬æ¥ä¸€å‘½ä»¤ã§æ¸ˆã‚€ã‚‚ã®ã‚’ï¼Œã‚ã–ã‚ã–ãƒ¡ãƒ¢ãƒªè§¦ã£ãŸæŒ™å¥å‘½ä»¤æ•°å¢—ã‚„ã™ã®ã¯ãƒã‚«ãƒã‚«ã—ã„ã®ã§ï¼Œå®Ÿç”¨æ€§ã¯ç„¡ã„ã‚ã‘ã§ã™ãŒï¼Ž ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã¨ã‹ï¼Œx86 å‘½ä»¤ãƒ¬ãƒ™ãƒ«ã®ã‚¯ãƒãƒƒã‚¯æ•°ã¨ã‹ Î¼OP (ãƒžã‚¤ã‚¯ãƒã‚ªãƒšãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³) ãƒ¬ãƒ™ãƒ«ã®è©±ã¨ã‹å…¨ç„¶ã‚ã‹ã‚‰ãªã„åãªã®ã§ï¼Œå¤§ããªå‹˜é•ã„ã‚’ã—ã¦ã„
TAKESAKO 2008/07/11
æ‹â†’ http://d.hatena.ne.jp/shinichiro_h/20080711#1215786569

cpu

asm

x86
ãƒªãƒ³ã‚¯
URI Template ã® C++ å®Ÿè£… (Xbyak ã«ã‚ˆã‚‹ JIT ç‰ˆã»ã‹) (nakatani @ cybozu labs)
ãã®æ˜”ã¯ãƒ†ã‚ã‚¹ãƒˆæ•´å½¢ãƒ„ãƒ¼ãƒ«ã™ã‚‰ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã§æ›¸ãã»ã©ã®ãƒã‚¤ãƒŠãƒªã‚¢ãƒ³ã§ã‚‚ã‚ã£ãŸã‚“ã§ã™ãŒã€X68000 ã‹ã‚‰å’æ¥ã›ã–ã‚‹ã‚’ãˆãªããªã‚‹ã¨åŒæ™‚ã«ã™ã£ã‹ã‚Šè¶³ã‚’æ´—ã£ã¦ã„ãŸã®ã§ã™ã€‚ ãŒã€ä½•ã®å› æžœã‹ã“ã®ãŸã³ã€C++ã®ä¸–ç•Œã«å¼•ãæ‘ºã‚Šè¾¼ã¾ã‚Œã€ãƒ¡ãƒ¢ãƒªã‚„ã‚¯ãƒãƒƒã‚¯æ•°ã«ãã‚…ã†ãã‚…ã†å‘»åŸã™ã‚‹æ—¥ã€…ãŒå†ã³ã‚„ã£ã¦ãã¦ã—ã¾ã„ã¾ã—ãŸâ€¦â€¦ã€‚ã‚‚ã¯ã‚„GCã®ç„¡ã„è¨€èªžã§ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã™ã‚‹ã¾ã„ã€ã¨å …ãå¿ƒã«èª“ã£ã¦ã„ãŸã®ã«ãªã‚(æ¶™)ã€‚ ã¾ã‚ã€å˜†ã„ã¦ã°ã‹ã‚Šã„ã¦ã‚‚å§‹ã¾ã‚‰ãªã„ã€‚ ãƒã‚¤ãƒŠãƒªã‚¢ãƒ³ã¯Ã—Ã—å¹´ã¶ã‚Š(x86 ã®çŸ¥è˜ã¯ 286 ãŒæœ€å¾Œ)ã€C++ ã¯å®Ÿè³ªåˆã‚ã¦ã€å‹‰å¼·ã—ãªã„ã¨ã„ã‘ãªã„ã“ã¨ãŒãŸã‚“ã¾ã‚Šã€‚ ã‚“ãƒ¼ä¸è°·ã¯ä½•ã‹ä½œã£ã¦ã¿ãªã„ã¨ã‚ã‹ã‚“ãªã„äººãªã‚“ã§ã€èº«è¿‘ã§æ‰‹é ƒãªé¡Œæã‚’â€¦â€¦ ã¨ã„ã†ã‚ã‘ã§ URI Template ã‚’å®Ÿè£…ã—ã¦ã¿ã¾ã—ãŸã€‚èª¿ã¹ãŸç¯„å›²å†…ã§ã¯C++ã®å®Ÿè£…ã‚‚ãªã•ãã†ã ã—ã€‚ å‹‰å¼·ãŒä¸»ç›®çš„ãªã®ã§ã€ä»•æ§˜ã¯ç°¡æ˜“ã« draft-01 æº–æ‹ (å˜ç´”ãª substitu
TAKESAKO 2008/07/10
c++

Xbyak

x86

asm

JIT
ãƒªãƒ³ã‚¯
Assembly Programming Linux
Linux ã§ã‚¢ã‚»ãƒ³ãƒ–ãƒªãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚° copyright (C) 2000-2003 Jun Mizutani (mizutani.jun@nifty.ne.jp) ã¯ã˜ã‚ã«ï¼Ž ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã‚’ä½¿ã£ã¦ Linux ã®ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã§éŠã‚“ã§ã¿ã¾ã™ï¼Žã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã«ã¯ NASM ã‚’ä½¿ç”¨ã—ã¦ï¼Œã‚«ãƒ¼ãƒãƒ«ã‚’ç›´æŽ¥åˆ©ç”¨ã™ã‚‹ã“ã¨ã«ã—ã¾ã™ï¼Ž ã„ã¾ã•ã‚‰ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã§ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ä½œæˆã™ã‚‹ã“ã¨ã¯ï¼Œæ™‚ä»£éŒ¯èª¤ã¨æ„Ÿã˜ã‚‹äººã‚‚ å¤šã„ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ï¼Žã€Œã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã§ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ãªã‚“ã¦è·äººèŠ¸ã§ã—ã‚‡ã†ã€ ã¨æ€ã†ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ï¼Ž 20å¹´å‰ã§ã¯è¶£å‘³ã®ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã¯ BASIC ã‹ ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã—ã‹é¸æŠžè‚¢ãŒã‚ã‚Šã¾ã›ã‚“ ã§ã—ãŸãŒï¼Œä»Šã§ã¯Perl, Ruby ã‹ã‚‰ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã¾ã§ã®é–“ã«éžå¸¸ã«å¤šãã®è¨€èªžãŒã‚ã£ã¦ï¼Œ ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã¯æ™®é€šã§ã¯ä¸è¦ãªæœ€ä¸‹å±¤ã®çŸ¥è˜ã¨ãªã£ã¦ã„ã‚‹ã¨æ€ã„ã¾ã™ï¼Ž 10BaseT ã®ãƒ„ã‚¤ã‚¹ãƒˆãƒšã‚¢ã‚±ãƒ¼ãƒ–ãƒ«ã®ã‚¤ãƒ³ãƒ”ãƒ¼ãƒ€ãƒ³ã‚¹
TAKESAKO 2008/06/16
linux

nasm

programming

x86

asm
ãƒªãƒ³ã‚¯
[OSASK 00107] abcdm000.
TAKESAKO 2008/05/07
ã“ã‚Œã¯é¢ç™½ã†ãã†ãªå±•é–‹ã«ï½—

osask

asm

x86

monaos

os
ãƒªãƒ³ã‚¯
toyVMã§éŠã¶ (mitsunari@cybozu labs)
SEA & FSIJ åˆåŒãƒ•ã‚©ãƒ¼ãƒ©ãƒ ã§ãƒ“ãƒƒãƒˆæ¼”ç®—ã«ã‚ˆã‚‹æœ€é©åŒ–ã®å¦™å‘³ã¨JITã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã®ä¸ã§ãƒ‡ãƒ¢ã«ä½¿ã£ãŸVMã‚’ç´¹ä»‹ã—ã¾ã™ï¼Ž JITã®ç´¹ä»‹ã®ãŸã‚ã«å‰æ—¥ã«2æ™‚é–“ã§ã§ã£ã¡ã‚ã’ãŸVMãªã®ã§æœ¬å½“ã«å°ã•ã„(200è¡Œç¨‹åº¦)ã§ã™ãŒï¼Œã‚¨ãƒƒã‚»ãƒ³ã‚¹ã¯æ¥½ã—ã‚ã‚‹ã‹ãªã¨æ€ã„ã¾ã™ï¼Ž ã‚½ãƒ¼ã‚¹ã¯Xbyak.zipã§ã™ï¼Žã“ã®ä¸ã®xbyak/sample/toyvm.cppãŒä»Šå›žä½œã£ãŸVMã§ã™(Win, Linuxã¨å¤šåˆ†Intel Macã§ã‚‚å‹•ãã¾ã™)ï¼Ž ã“ã®ã‚µãƒ³ãƒ—ãƒ«ã¯ãƒ•ã‚£ãƒœãƒŠãƒƒãƒæ•°åˆ—ã‚’è¨ˆç®—ã—ã¦è¡¨ç¤ºã™ã‚‹ã ã‘ã®ã‚‚ã®ã§ã™ï¼Ž ã“ã“ã§ã¯ã©ã®ã‚ˆã†ã«ä½œã£ãŸã‹ã®èª¬æ˜Žã‚’ã—ã¾ã™ï¼Žä¸€ã¤å‰ã®ã‚¨ãƒ³ãƒˆãƒªã®è³‡æ–™ã‚‚å‚è€ƒã«ã—ã¦ãã ã•ã„ï¼Ž è©±ã®æµã‚Œ toyVMã®ã‚¹ãƒšãƒƒã‚¯ï¼Œå‘½ä»¤ã‚»ãƒƒãƒˆã¨å‘½ä»¤ãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆã‚’æ±ºã‚ã‚‹ toyVMã®ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã‚’ä½œã‚‹ toyVMã®å®Ÿè¡Œéƒ¨åˆ†ã‚’ä½œã‚‹ toyVMç”¨ã®ãƒ•ã‚£ãƒœãƒŠãƒƒãƒæ•°åˆ—ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ä½œã£ã¦å®Ÿè¡Œã™ã‚‹ toyVMã®ãƒžã‚·ãƒ³èªžã‚’x86ã«å¤‰æ›ã™ã‚‹ãƒª
TAKESAKO 2008/04/17
VM

x86

asm

JIT

ã“ã‚Œã¯ã™ã”ã„
ãƒªãƒ³ã‚¯
SEA & FSIJ åˆåŒãƒ•ã‚©ãƒ¼ãƒ©ãƒ ã§ã®ç™ºè¡¨è³‡æ–™ (mitsunari@cybozu labs)
TAKESAKO 2008/04/17
binary2.0

x86

asm
ãƒªãƒ³ã‚¯
LLVM Language Reference Manual â€” LLVM 20.0.0git documentation
%0 = add i32 %X, %X ; yields i32:%0 %1 = add i32 %0, %0 /* yields i32:%1 */ %result = add i32 %1, %1 This last way of multiplying %X by 8 illustrates several important lexical features of LLVM: Comments are delimited with a â€˜;â€™ and go until the end of line. Alternatively, comments can start with /* and terminate with */. Unnamed temporaries are created when the result of a computation is not assig
TAKESAKO 2008/04/15
llvm

asm

vm
ãƒªãƒ³ã‚¯
NESãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°äº‹å§‹ã‚ - mizuno_takaakiã®æ—¥è¨˜
ãƒ•ã‚¡ãƒŸã‚³ãƒ³æˆ¦å£«ã«ãªã‚‹ã¹ãã€ãƒ•ã‚¡ãƒŸã‚³ãƒ³ï¼ˆNESï¼‰ã®ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã‚’å§‹ã‚ãŸã€‚ã¨ã‚Šã‚ãˆãšã€æƒ…å ±åŽé›†ã¨ç’°å¢ƒè¨å®šã‚’ã—ãŸã€‚ã®ã§è¦šãˆæ›¸ãã€‚ ã¾ãšä¸€é€šã‚Šèªã‚“ã ã®ãŒä»¥ä¸‹ã®ï¼’ã‚µã‚¤ãƒˆã€‚ ï½·ï¾žï½ºçŒ«ã§ã‚‚ã‚ã‹ã‚‹ãƒ•ã‚¡ãƒŸã‚³ãƒ³ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚° NESç ”ç©¶å®¤ - from id:cojiã•ã‚“ ã§ã€æ¼ ç„¶ã¨ãã®ä»•çµ„ã¿ãŒã‚ã‹ã£ã¦ããŸã€‚ã‚¹ãƒ—ãƒ©ã‚¤ãƒˆã‚„èƒŒæ™¯ã¨ãƒ‘ãƒ¬ãƒƒãƒˆã‚’ä½¿ã£ã¦ã€åŒã˜ã‚¹ãƒ—ãƒ©ã‚¤ãƒˆã§ã‚‚è‰²ã‚’å¤‰ãˆã¦è¡¨ç¤ºã™ã‚‹ã¨è²·ã£ã¦ä»•çµ„ã¿ã¯ä»¥å‰ã©ã“ã‹ã§èªã‚“ã ã“ã¨ãŒã‚ã£ãŸã—ã€Z80ã®ã‚¢ã‚»ãƒ³ãƒ–ãƒ©ã¯æ˜”æ›¸ã„ãŸã“ã¨ãŒã‚ã‚‹ã®ã§ã€ãªã‚“ã¨ã‹ãªã‚‹äºˆæ„Ÿã€‚ã¨ã“ã‚ã§ã€ã“ã“ã«6502ã®å‘½ä»¤ã‚»ãƒƒãƒˆãŒæ›¸ã‹ã‚Œã¦ã„ã‚‹ã‘ã‚Œã©ã€VirtualNESã®èª¬æ˜Žã«ã‚ã‚‹ã€Œæœªå…¬é–‹å‘½ä»¤ã€ãªã‚‹ã‚‚ã®ãŒå˜åœ¨ã™ã‚‹äºˆæ„ŸãŒã‚ã£ã¦ã€ãã‚Œã‚‚å«ã¾ã‚Œã¦ã„ã‚‹ã‹ã‚ã‹ã‚‰ãªã„ã€‚ã¾ã€ã¾ã ä»Šå¾Œã„ã‚ã„ã‚èª¿ã¹ã¦ã„ã“ã†ã€‚ ç¶šã„ã¦ç’°å¢ƒæ•´å‚™ã€‚ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ã—ãŸã‚‚ã®ã¯ä»¥ä¸‹ã€‚ cc65 - ã‚³ãƒ³ãƒ‘ã‚¤ãƒ© NESASM - ã“ã¡ã‚‰ã‚‚ã‚³ãƒ³ãƒ‘ã‚¤ãƒ© Virtu
TAKESAKO 2008/04/07
nes

game

asm
ãƒªãƒ³ã‚¯
JITã®å‡ºåŠ›ã™ã‚‹x64ã‚¢ã‚»ãƒ³ãƒ–ãƒªã‚’æ·±è¿½ã„ã—ã¦ã¿ãŸ - å·å£è€•ä»‹ã®ãƒ–ãƒã‚°
ã“ãªã„ã è¡Œã£ã¦ããŸThe Server Side Java Symposium 2008ã§ã€JITã®å‡ºåŠ›ã™ã‚‹ã‚¢ã‚»ãƒ³ãƒ–ãƒªã‚³ãƒ¼ãƒ‰ã‚’è¦‹ã‚‹æ–¹æ³•ãŒã‚ã‹ã£ãŸã®ã§ã€æ—©é€Ÿè©¦ã—ã¦ã¿ã¾ã—ãŸã€‚ ã¾ãšæœ€åˆã«æ³¨æ„äº‹é …ã€‚ åƒ•ã¯JVMã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã®å°‚é–€å®¶ã˜ã‚ƒã‚ã‚Šã¾ã›ã‚“ ã“ã®æ‰‹ã®çµæžœã‚’åˆ©ç”¨ã—ã¦Javaã‚³ãƒ¼ãƒ‰ã‚’ã°ã‚Šã°ã‚Šãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã™ã‚‹ã®ã¯è³¢æ˜Žã§ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚ã‚„ã‚ã¾ã—ã‚‡ã†ã€‚ è¦ã™ã‚‹ã«ã€VMã¯æ—¥ã€…é€²åŒ–ã—ã¦ã„ã‚‹ã®ã§ã€ã“ã®çµæžœãŒå°†æ¥ã®JVMã§ã‚‚æœ‰åŠ¹ã ã¨ã¯é™ã‚Šã¾ã›ã‚“ã€ã¨ã„ã†ã“ã¨ã§ã™ã€‚ã§ã‚‚ã€ç¾åœ¨ã§ã‚‚VMã¯ã“ã®ç¨‹åº¦ã®äº‹ã¯æ—¢ã«ã‚„ã£ã¦ã„ã‚‹ã‚“ã ã€ã¨ã„ã†å½¹ã«ã¯ç«‹ã¤ã§ã—ã‚‡ã†ã€‚ ã•ã¦ã€ã“ã®æ©Ÿèƒ½ã‚’åˆ©ç”¨ã™ã‚‹ã«ã¯ã€ãƒ‡ãƒãƒƒã‚°ç‰ˆã®JDKãŒå¿…è¦ã§ã™ã€‚ã“ã®ãƒ†ã‚¹ãƒˆèµ°è¡Œã§ã¯JDK6 u10 b14ã‚’ä½¿ã„ã¾ã—ãŸã€‚ã“ã“ã‹ã‚‰ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ã§ãã¾ã™ã€‚ $ java -fullversion java full version "1.6.0_10-beta-fastdebu
TAKESAKO 2008/03/31
jit

java

x86

asm
ãƒªãƒ³ã‚¯
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TAKESAKO 2007/11/10
asm

65c816

NES
ãƒªãƒ³ã‚¯
Sparc Calling Convention
TAKESAKO 2007/10/09
Sparc ã‚µãƒ–ãƒ«ãƒ¼ãƒãƒ³å‘¼ã³å‡ºã—è¦ç´„ã«ã¤ã„ã¦ã®ãƒ¡ãƒ¢

sparc

asm
ãƒªãƒ³ã‚¯
Xbyakã§å§‹ã‚ã‚‹x86(IA-32)å…¥é–€(2-2) (mitsunari@cybozu labs)
TAKESAKO 2007/10/01
ã‚„ã£ã¨x86ã®è§£èª¬ã«

x86

Xbyak

asm
ãƒªãƒ³ã‚¯
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