RFA: use single debug->gdb register number func for rs6000 family

[Kevin Buettner]

On 29 Mar 2004 16:49:54 -0500
Jim Blandy <jimb@redhat.com> wrote:

> It turns out that the gdbarch_tdep structure has all the information
> necessary to do the job; there's no need to have separate functions.
> 
> Tested with no regressions on powerpc-unknown-linux-gnu.
> 
> 2004-03-28  Jim Blandy  <jimb@redhat.com>
> 
> 	* rs6000-tdep.c (rs6000_dwarf2_stab_reg_to_regnum): New, unified
> 	function for register numbers on all the rs6000-derived targets.
> 	(rs6000_gdbarch_init): Don't register a separate
> 	gdbarch_dwarf2_reg_to_regnum function for the E500.  Use
> 	rs6000_dwarf2_stab_reg_to_regnum for both Dwarf 2 and stabs on all
> 	variants.

Okay.