Re: [gentoo-embedded] can't resolve symbol '__divsi3' on armv5tel-softfloat-linux-uclibc

[Anish Patel <anish.mailing.list@gmail.com>]

Derick Swanepoel wrote:
> On 25/07/06, KiberGus <kibergus@gmail.com> wrote:
>> I'm trying to install gentoo on my PDA. And I have found that some 
>> programms
>> (such as nano, python, nm) fail with srting like this:
>> nano: can't resolve symbol '__divsi3'
>> python: can't resolve symbol '__udivsi3'
>>
>>  I can't underrstand, how to fix this. Math libraries work OK, my simple
>> test application, which uses floating point operation work fine. Does any
>> body know, what operation __udivsi3 performs? It is clearly, that it is
>> divide, but what type it's arguments have?
>> Thanks.
> 
> I have the same problem on armeb-softfloat-linux-uclibc. I also have
> apps that fail with __fixdfsi. Many of the busybox applets fail with
> __udivsi3 (e.g. awk, ping, top, df, netstat, fdisk) - basically
> anything that does a certain kind of floating point divide. They only
> fail when that specific instruction is reached, so for example ash
> would only fail if mod or div is used e.g. "echo $((5 % 2))" or "echo
> $((16 / 4))".
> 
> So far I have been unable to construct a test case - my own test app
> that does floating point div also works.
> 
> I suspect that it is a bug in gcc and the way it generates code on ARM
> softfloat targets, but I have no idea how to find out.
> 
> Derick
i have also had the same problem with some Intel CSR stuff and the newer 
  kernels, with 2.6.12 i don't have problems armeb-unknown-linux-gnu or 
anything else.

Anish

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