PATCH: Support i386 without SSE

Eli Zaretskii eliz@gnu.org
Fri Apr 9 07:41:00 GMT 2010


> Date: Thu, 8 Apr 2010 15:28:56 -0700
> From: "H.J. Lu" <hjl.tools@gmail.com>
> Cc: Pierre Muller <pierre.muller@ics-cnrs.unistra.fr>, mark.kettenis@xs4all.nl, 
> 	gdb-patches@sourceware.org
> 
> >> > Eli, Pierre, can you test wether this fixes the issues on Go32?
> >>
> >>  I tested the patch and it does
> >> indeed fix the two problems that I
> >> reported.
> >
> > Thanks for testing.
> 
> I will check in my patch.

Thanks.

> >>   Nevertheless, there are still strange things:
> >>   if you use 'maint print register-groups'
> >> you will find out that
> >> the SSE xmmX registers are still present as registers 32 to 40
> >> and the ymmX as 41 to 48, but with empty names and a strange int0_t type.
> 
> I think those are expected as they are reserved internally
> and not visible to user.

If this is a general feature, it's fine with me, but perhaps we should
add a note about that to where 'maint print register-groups' is
described in the manual, saying that it could also show registers
which are not really supported by the target.  Just so that it doesn't
cause confusion.

Thanks.



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