[Cbe-oss-dev] [RFC, PATCH] selection of CPU optimization

Olof Johansson olof at lixom.net
Fri Apr 13 06:22:26 EST 2007


On Thu, Apr 12, 2007 at 10:01:11PM +0200, Segher Boessenkool wrote:
> >>Olof should know what pa6t needs or what makes sense for it.
> >
> >Thanks for the heads up, I didn't notice the email go by on the list.
> >
> >-m{cpu,tune}=pa6t should do it.
> 
> Except that's not in any public GCC version yet.  Well,
> two weeks ago it wasn't...
> 
> Note that specifying an unknown -mcpu/tune= is an error,
> not a warning or totally ignored.

Correct, it's not upstream yet. It will be at some point, and in general
people who have access to hardware also have access to a toolchain that
has it.

So, leave it open, or use 970 settings for now to keep Segher happy.


-Olof



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