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Re: [Pgubook-readers] movl _start, %eax
From: |
harold |
Subject: |
Re: [Pgubook-readers] movl _start, %eax |
Date: |
Tue, 23 Nov 2004 17:08:43 +0800 (CST) |
I got the same result of Shuaib,yes,when I place
the "movl _start, %eax" after the line "incl %edi".I
also got the 0xcc!
--- Shuaib <address@hidden> 的正文:
> Well, things are making a little sense, but not
> completely. If I place the "movl _start, %eax" right
> after a few lines after _start in maximum.s, I do
> get
> "0xbf" like harold mentioned. This is the correct
> response. Harold, could yout put this instruction in
> other location in the code (you might want to change
> eax to edx or something that is not used) to see if
> you are getting other values in %eax?
>
> I started moving this line and after I just moved it
> past the line "incl %edi", I started getting the
> 0xcc
> again. I repeated this experiment by moving it
> around
> and I would get 0xcc but it was never consistant.
> But
> I always got the 0xbf if I placed the movl _start,
> %eax command right after _start. It is obvious that
> the _start location is getting changed. I can
> understand this is this was the data section, but
> why
> is the text section getting changed? Anyone?
>
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