Re: AMD Geode processor optimisations for GCC 3.4.4

[Vladimir Makarov <vmakarov@xxxxxxxxxx>]

Vladimir Makarov wrote:

> Frans Grotepass wrote:
>
> > Hi all.
> > We use Linux in an embedded solution. We use the Elinos suite to 
> > create trimmed down distributions. The suite has GCC-3.4.4 as 
> > compiler. Since we use some image processing, I would like to check 
> > the advantages in using possible compiler optimisations for the 
> > Geode. What are the optimal choice for the Geode within GCC-3.4.4?  
> I'd try -mtune=k6 and -mtune=pentium2 or analogous -mcpu.  K6 is 
> probably closer to geode except for aligning.  Geode is less sensitive 
> to alignment so you could try to use -falign-{function,jump...}=0 and 
> get smaller size which is 

I forgot to mention that gcc-3.4 probably already uses march instead of 
mcpu.