This is the mail archive of the
gdb-patches@sources.redhat.com
mailing list for the GDB project.
Re: [RFA] Moving x86-64 configuration to separate directory
- From: Michal Ludvig <mludvig at suse dot cz>
- To: Mark Kettenis <kettenis at chello dot nl>
- Cc: GDB Patches <gdb-patches at sources dot redhat dot com>
- Date: Tue, 28 May 2002 14:15:12 +0200
- Subject: Re: [RFA] Moving x86-64 configuration to separate directory
- Organization: SuSE CR
- References: <200205272200.g4RM0T400654@elgar.kettenis.dyndns.org>
Mark Kettenis wrote:
> Michal Ludvig <mludvig@suse.cz> writes:
>>I'm about to move all x86-64 configuration stuff to a separate
>>directory. For now it resides in config/i386 but AFAIK this is a relict
>>of cloning the the files from eachother, not the necessity.
>>Yet more x86-64 is definitely a different architecture than i386 :-)
>
> Is it really? My understanding is that it is comparable to sparc
> vs. sparc64. Isn't it possiblle to execute normal 32-bit i386 code on
> the x86_64? In that case, you'd probably want to have a GDB that can
> handle both. The only way to be able to accomplish that in the near
> future is seeing them as different variants of the same architecture.
I was told it isn't possible to have gdb supporting both x86-64 and i386
unless i386 is fully mutliarched. And after it is I don't need to treat
them as different flavors of one arch, do I?
> In that case you should leave the files where they are now.
> Incidentally that's what GCC does.
Michal Ludvig
--
* SuSE CR, s.r.o * mludvig@suse.cz
* +420 2 9654 5373 * http://www.suse.cz