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Date: Sun, 12 Jul 2009 23:42:38 +0200
From: Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [Qemu-devel] [PATCH] gdb-xml: fix hacks in powerpc register
	numbering
Message-ID: <20090712214238.GC28418@volta.aurel32.net>
References: <1244167348-806-1-git-send-email-froydnj@codesourcery.com>
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To: Nathan Froyd <froydnj@codesourcery.com>
Cc: qemu-devel@nongnu.org

On Thu, Jun 04, 2009 at 07:02:28PM -0700, Nathan Froyd wrote:
> The powerpc xml files contained a hack--an empty, non-existent
> register--for getting the register numbers to line up for
> newer (XML-aware) and older (non-XML-aware) GDB.  While this hack worked
> in some cases, it didn't work in all cases, notably when the user used
> `finish' or `continue': GDB would attempt to read the non-existent
> register and QEMU would complain.
> 
> This patch fixes things up properly.  Instead of inserting a fake
> register, we explicitly declare the floating-point and SPE registers to
> start at 71.  This action accomplishes the same thing as the nasty hack,
> except that now GDB never tries to fetch the non-existant register 70.

Thanks, applied.

-- 
Aurelien Jarno	                        GPG: 1024D/F1BCDB73
aurelien@aurel32.net                 http://www.aurel32.net