Re: compiler flags
On Wed, 2004-01-14 at 11:22, Boehn, Gunnar von wrote:
> Hello everybody,
>
>
> MySQL will soon provide precompiled packages for PowerPC as well.
> I think they will provide tgz for MySQL 4.0, 4.1 and 5.0
>
> I just spoke to the MySQl package maintainer and
> we wondered which compiler flags will be the best to use.
>
>
> Can someone please give us an overview of the PPC compiler options ?
>
> - Do you think that altivec will give a measurable speed boost ?
> - Can gcc create code which will use altivec for g4/g5
> but will run 'normal' code on non altivec PPC ?
> - Or would you recommand to create to binaries optimized
> one normal and one optimised for altivec ?
It might help if someone did a comparision between a package compiled
with altivec support and one without it. If the difference is
justifiable then it may make sense to seperate the packages, otherwise
it probably isn't worth the trouble.
-Chris
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