[rescue] Perverse Question

[Patrick Giagnocavo +1.717.201.3366]

On Tue, Jun 10, 2003 at 03:49:27PM -0400, Kurt Mosiejczuk wrote:
> On Tue, 10 Jun 2003, Frank Van Damme wrote:
> 
> > In other words:
> 
> > all sparcs work like a sun4c if the code is compiled with gcc.
> 
> > To what degree did I misinterpret your post?
> 
> You're pretty much right.  The default gcc target is sparcv7 which
> is what the sun4c machines are.  And right now the distributions
> are compiling for sparcv7 for compatibility.  For ultrasparcs it's
> generally not true, at least for the BSDs, cause it tends to be a
> separate port.

You can get around this, but it requires a recompile.  On BSDs you can
pull down everything and then do a make world.  On SM51's etc it does
make a difference once you compile everything...

> They have started making mechanisms in shared libraries to pull
> in optimized libraries for applications where it will make a
> difference...   to combat this effect AND maintain sun4c compatibility.

Only 8-10 years after folks like SGI did it <-sigh->

Cordially
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