8-byte register values on a 32-bit machine

[Andrew Cagney]

> Okay, I got some sleep and drank some tea and stuff.  I'm a bit more
> calm now.  :)
> 
> I filed a proper PR, so that Daniel J (or anybody) can flow it into
> their TODO list.  Daniel said he has several things to do in this code
> so I want to get in line properly.
> 
> I did mark it severity=critical because gdb prints incorrect values, and
> priority=high because Stephane C says that it happens a lot on the HC11.
> 
> gdb 5.3 has a different bug in the same area, so this is only sort-of a
> regression.  The specific program store.exp in the test suite regressed
> between 2003-02-15 and 2003-02-23, but my test program r8.c in the PR is
> busted with both gdb 5.3 and gdb 2003-03-01-cvs.

Shouldn't the new code have been made conditional until it at least 
equalled the functionality of the old mechanism?

By failing to do this to do this, the next release of GDB has gained a 
dependency on the timetable of an internal change.  That is bad.

Andrew