notes on current atomics config and usage

[Joe Buck]

On Fri, Jul 14, 2006 at 10:06:30AM -0700, Mark Mitchell wrote:
> Joe Buck wrote:
> 
> > The default arch needs to be i486, so we can count on having decent
> > locking primitives.  If the user configures for i386, we can generate
> > multilibs, so the small proportion of users that need real 386 code
> > can support all combinations at the expense of extra build time and disk
> > space.
> 
> I don't think we need to automatically generate multilibs.  If you need
> special multilibs, add your own -t file. :-)  (I do still think that we
> need a way to specify multilibs at configure time, but that's a separate
> project.)

We would need some way of allowing mere mortals to build the
needed multilibs.  "add your own -t file" is not it; a way to
specify multilibs at configure time would be.