gprolog i386,i486,i586,i686 rpms?!?

Quentin Spencer qspencer at ieee.org
Wed Jun 13 17:32:17 UTC 2007


Bill Nottingham wrote:
> Quentin Spencer (qspencer at ieee.org) said: 
>   
>> Well, no. I was hoping that the implication of this discussion was that 
>> other subarches, such as pentium4, were also supported.
>>     
>
> Any chance it could check cpu capabilities at runtime and DTRT?
>   

Right now, it does do that with the sse2 extensions by putting them in 
/usr/lib/sse2. I believe if sse2 is supported, the library loader 
automatically puts /usr/lib/sse2 at the top of the path, so even if the 
base atlas libs are also installed in /usr/lib, it picks the right ones. 
However, when I last checked, this isn't necessarily the case for the 
other subarch-specific extensions, such as sse and 3dnow. For those 
ones, I also created subdirectories in /usr/lib, but I had to create 
custom paths in /etc/ld.so.conf.d. It would be nice if all of these were 
supported, but the other ones are a bit dated and less common now 
anyway, so it probably doesn't matter too much.

Quentin




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