RFA: Recognize 'x' in response to 'p' packet

[Michael Snyder]

Daniel Jacobowitz wrote:
> On Thu, Dec 02, 2004 at 11:54:30PM -0500, Paul Schlie wrote:
> 
>>I would have thought that the BFD etc. description of the target machine
>>would have correctly identified the register set the machine supported.
> 
> 
> That is not always possible.  Targets are strange...

I suppose the xxxx value could be used in this context, but its
original motivation was for tracepoints.  See my other post in
this thread.