gdb/151: Allow run-time changes to G packet from CLI

[ac131313@cygnus.com]

>Number:         151
>Category:       gdb
>Synopsis:       Allow run-time changes to G packet from CLI
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    unassigned
>State:          open
>Class:          change-request
>Submitter-Id:   net
>Arrival-Date:   Fri Jul 06 20:18:07 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     ac131313@cygnus.com
>Release:        unknown-1.0
>Organization:
>Environment:

>Description:
The G packet format is totally dependant on the current
architectures register cache layout (or vice versa).

The two should be decoupled and an interface added so
that the user can specify the G packet format.
>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: