SH5 compact register numbering in gcc -> gdb interface - include/elf/sh.h ?

[Joern Rennecke]

ac131313@cygnus.com wrote:
> The correct way to represent a 64 bit value in MACH and MACL is to emit
> a location expression indicating that the value is split across the
> MACL/MACH registers.  GDB currently only handles the simple case of this
> (but hey that is just a bug).  If GCC can't emit this info correctly in
> all cases then I guess GCC also has a bug and that bug also needs to be
> fixed.

Ok, so we don't need the MACH_LITTLE assignments, nabd make MACH_BIG into MACH
again.  That't leave a gap at 22 for the time being, whereas
SH64_DEBUG_INFO_PR_C and SH_DEBUG_INFO_FPSCR_C will follow immediately after
SH64_DEBUG_INFO_MACL_C .

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