[uClibc] ldso 0.9.21, libstdc++ crashes on PowerPC GCC 3.3.1

Joakim Tjernlund joakim.tjernlund at lumentis.se
Mon Oct 6 07:20:09 UTC 2003


> Oops, forgot to comment on the kernel patch I just sent.
> 
> A while ago I tried to enable the use of dcbz in the kernel to speed up
> memcpy/memzero operations and ran into problems. After much research and
> postings to the embedded ppc list, I came up with this patch to workaround
> the problem.
> 
> The patch has been tested by 2 other people and it worked fine for them.
> The 8xx maintaner has rejected the patch so far since it is questionable
> if it is a overall performace gain.
> 
>  Jocke

Hi again

If you do test the patch, I would like to know how it went.

I browsed the uClib WWW CVS to find memcpy and friends and I did not find them.
I suspect these are impl. in C somewhere. Is there a reason why these aren't in
assembler? It would be easy to rip these from the kernel.

 Jocke 



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