Re: [PATCH] Adding target rdos to GCC

["Leif Ekblad" <leif@rdos.net>]

----- Original Message ----- 
From: "Uros Bizjak" <ubizjak@gmail.com>
To: "Leif Ekblad" <leif@rdos.net>
Cc: "Richard Biener" <rguenther@suse.de>; <gcc-patches@gcc.gnu.org>; "H.J. 
Lu" <hjl.tools@gmail.com>; "Jakub Jelinek" <jakub@redhat.com>
Sent: Monday, January 28, 2013 9:03 PM
Subject: Re: [PATCH] Adding target rdos to GCC


> On Mon, Jan 28, 2013 at 8:57 PM, Leif Ekblad <leif@rdos.net> wrote:
>
>> That is intentional. The gthr-rdos.h file is part of libgcc. My intention
>> was to first patch gcc, then update the patches for newlib, and finally
>> libgcc. The gthr-rdos.h file would reference include-files part of 
>> newlib,
>> so this is kind of circular. I also cannot define the thread model for 
>> RDOS
>> unless I define this file.
>>
>> I see a couple of possible solutions:
>> 1. Keep as is. You cannot build libgcc at the current stage anyway, and 
>> the
>> bootstrap must be built without threading
>> 2. Add an empty gthr-rdos.h file until libgcc is done
>> 3. Remove the threading-model for now, and add it with libgcc instead.
>
> I propose option 3.
>
> Is it enough to remove gthr.m4 change from the patch in this case?
>
> Uros.

Yes, for all practical purposes. There is a reference to thread-file in 
config.gcc, when threading is enabled, which doesn't work for bootstrapping 
the compiler anyway.

Regards,
Leif Ekblad