[uClinux-dev] 68K GNU Compiler

Lennart Sorensen lsorense at csclub.uwaterloo.ca
Fri Aug 3 10:29:42 EDT 2012


On Fri, Aug 03, 2012 at 12:13:45PM +0200, Michael Schnell wrote:
> On 08/03/2012 07:46 AM, Greg Ungerer wrote:
> >
> >Do you know what version of gcc it uses?
> Thanks a lot for answering !
> 
> fido-none-elf-gcc.exe --version
> fido-none-elf-gcc.exe (Sourcery G++ 4.4-186) 4.4.1 Copyright (C)
> 2009 Free Software Foundation, Inc.
> This is free software; see the source for copying conditions.  There
> is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
> PARTICULAR PURPOSE.
> 
> >Have you considered compiling your own?
> >
> Considered: Of course :-) .
> 
> But I have no idea how to do this (in fact, on top of this I need
> the Windows (CygWin) version) and moreover I don't know about the
> chances that using a newer version (I understand that the current
> stable gcc is somewhat like 4.6.x)  could improve the situation -
> supposedly 68 K is not on the top of the to-do list of FSF - , or If
> I would need to introduce improvements myself (which I don't really
> dare to consider) .

I found gcc 4.3 was a great improvement over older versions for m68k
(coldfire specificly).  Much better optimization and handling of larger
code sizes.

We haven't bothered to move past 4.3.3 for coldfire yet although at some
point we probably will.

-- 
Len Sorensen



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