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Re: Call into a function?
- From: Daniel Jacobowitz <drow at false dot org>
- To: Zhenyu Guo <guozy03 at mails dot tsinghua dot edu dot cn>
- Cc: Gcc <gcc at gcc dot gnu dot org>
- Date: Wed, 20 Apr 2005 23:20:56 -0400
- Subject: Re: Call into a function?
- References: <000901c5461b$a616a390$2b00000a@appletree>
On Thu, Apr 21, 2005 at 10:41:40AM +0800, Zhenyu Guo wrote:
> Hi,
> A code segment from Itanium platform.
> Note the instruction at 0x4000000000000722, what does this mean?
> I'vd gdbed the program, r2=0, so 0x4000000000000722 just not executes.
> This puzzles me because I am working on analyzing elfs depends on br
> Instructions. Can I call into the internal of a function?
I don't know anything about ia64, but it looks like you are looking at
an unrelocated instruction; notice that it's branching to basically the
same place it comes from.
Objdump and readelf can help you look at the relocations, if any.
--
Daniel Jacobowitz
CodeSourcery, LLC