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Re: [Qemu-devel] [PATCH] gdb-xml: fix hacks in powerpc register numberin
Re: [Qemu-devel] [PATCH] gdb-xml: fix hacks in powerpc register numbering
Sun, 12 Jul 2009 23:42:38 +0200
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.
Aurelien Jarno GPG: 1024D/F1BCDB73