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Date: Thu, 08 Dec 2011 09:04:00 -0000
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From: Mark Kettenis <mark.kettenis@xs4all.nl>
To: brobecker@adacore.com
CC: macro@codesourcery.com, gdb-patches@sourceware.org
In-reply-to: <20111208083113.GH21915@adacore.com> (message from Joel Brobecker	on Thu, 8 Dec 2011 09:31:13 +0100)
Subject: Re: [PATCH] MIPS/Linux: Update the number of pseudo registers too
References: <alpine.DEB.1.10.1112062118470.6710@tp.orcam.me.uk> <20111208083113.GH21915@adacore.com>
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> Date: Thu, 8 Dec 2011 09:31:13 +0100
> From: Joel Brobecker <brobecker@adacore.com>
> 
> >  Similarly to the previous general MIPS change (pc_regnum and sp_regnum) 
> > the Linux backend needs to update the number of pseudo registers as it 
> > adds the "restart" register.  No regressions in mips-linux-gnu testing 
> > (native and remote).  OK to apply?
> 
> I don't understand this one. Isn't the register added to the list of
> normal registers, rather than pseudo registers?

MIPS is a bit weird, since all register access is done via pseudo
registers to deal with 32-bit vs. 64-bit issues (in particular,
supporting a 32-bit ABI on 64-bit hardware).