GCC 4.1.1 m68k-rtems generating invalid code for -m5307 proce ssor ?

[Ralf Corsepius]

On Tue, 2007-06-26 at 20:54 +0800, Mick Davis wrote:
> In a previous email, you listed only the rtems-supplied patch 
> gcc-core-4.1.1-rtems4.7-20070102.diff for the gcc source; have you made 
> other changes?
> 
> As far as I remember, GCC doesn't build the 5307 libraries unless you 
> modify some options for your target.  I made the attached patch for 
> building our 5307 gcc.

What do you gain with this new multilib variant add?

Which showstopper problem does it solve which prevents you to use one
the other multilibs?

What is the percentage in performance gain you get (Figures please).

Ralf