Sane CFLAGS.

[Justin Hibbits]

On Mon, Dec 08, 2008 at 11:35:33AM -0600, Nathan Whitehorn wrote:
> Horst Günther Burkhardt III wrote:
> > On Mon, 2008-12-08 at 10:13 -0500, Justin Hibbits wrote:
> >   
> >> Your problem is Altivec - there is no altivec support in the kernel yet, so
> >> you'll get SIGILL whenever it hits an altivec instruction.
> >>
> >> - Justin
> >>     
> >
> > Wow, thanks. Dealt with. 
> >
> > So... considering I've built most things with those broken CFLAGS, how
> > do I go about rebuilding everything I have installed ? :\
> >
> > (Also, how far along the line is Altivec support expected to be?) :\
> >
> > Thanks kindly,
> > --Horst.
> >   
> Assuming these are only ports, I would suggest rebuilding ruby by hand, 
> then doing a portupgrade -fa, which will force rebuild all ports. If you 
> rebuilt critical system components (gcc for instance) with these CFLAGS, 
> you might have no option but to reinstall world from CD.
> 
> Altivec support shouldn't be too very complicated to add to the kernel 
> (a matter of saving/restoring vector registers and parsing VRSAVE), and 
> is on my todo list when I have free time again and G5 support is imported.
> -Nathan
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Nathan,

	I started working on Altivec support in the kernel, but haven't been
	successful.  I mostly started with a port from NetBSD, but if you want the
	patches I made, I'll be happy to send them your way.

- Justin