Re: [ColdFire 9/63] Add -mcpu, -march, -mtune, and related options

[Roman Zippel <zippel at linux-m68k dot org>]

Hi,

On Tue, 16 Jan 2007, Richard Sandiford wrote:

> Also bear in mind that targets like m68k-elf by default build separate
> multilibs for 68000, 68020, etc.  Those libraries will be built with
> the default as decided by this patch, so code compiled with -m68000
> will be link-compatible with the -m68000 libraries.

The point is you can't mix code compiled with -m680?0 and -m68000, e.g. if 
someone started with 68000 based design and later added support for newer 
cpus.

> If someone stepped forward to implement --with-float, it would still
> work regardless of what we do here.

Well, it's not that important, I only wanted to mention it. I have no 
problem to leave this to someone who actually cares, although I guess most 
who do already use -msoft-float.

bye, Roman