Comments on: Debugging “hello, world”

By: hello world, C and GNU as | HALCODE

hello world, C and GNU as | HALCODE — Sun, 11 May 2008 15:45:24 +0000

[...] so far. First, we presented some reminiscences and motivations for hello, world!. Next, we coded a hello, world! program by using the MS-DOS DEBUG program. Later, we encoded such program directly in hexadecimal (no need for DEBUG). And finally, we abused [...]

By: Encoding Intel x86/IA-32 Assembler Instructions :: HALCODE

Encoding Intel x86/IA-32 Assembler Instructions :: HALCODE — Mon, 28 Apr 2008 00:47:06 +0000

[...] for the amount of readers this blog already has. Thanks a lot to everybody! One of those readers, commenting on the post “Debugging hello, world” asked about the reason for translating the instruction jmp 114 [...]

By: random_newbie

random_newbie — Mon, 21 Apr 2008 00:42:38 +0000

when are you going to write about assembly translation ???

By: ChaseWill22

ChaseWill22 — Sat, 19 Apr 2008 11:48:22 +0000

Yeah, we would be better off with a post about this thing…

By: admin

admin — Fri, 18 Apr 2008 15:21:15 +0000

Errr… I think I’ll make a post expanding on this.

Thanks everybody for your comments.

By: Gregor_Brooks

Gregor_Brooks — Fri, 18 Apr 2008 12:50:06 +0000

I think what NaruFan is asking is “how” (not “why”) jmp 114 translates into EB 12…

By: admin

admin — Fri, 18 Apr 2008 11:50:55 +0000

The “logic” is that Intel decided such translation. You may want to read the Intel Architecture Software Developer’s Manual (Vol. 2).

By: NaruFan

NaruFan — Thu, 17 Apr 2008 22:50:59 +0000

I understand most of the hexadecimal string, except for the reason to translating “jmp 114″ into EB12

what’s the logic behind such translation?

By: Eddy Rodríguez

Eddy Rodríguez — Thu, 17 Apr 2008 19:50:00 +0000

Jejeje… what a nostalgic post!
Man, do you want to go back to those days?

By: Carlos Vasquez

Carlos Vasquez — Thu, 17 Apr 2008 16:07:56 +0000

Aaaghh… Why did you have to remember this to us???

I just barely approved that course!