* bfd-in2.h (bfd_mach_m6812): Rebuild.

	* bfd-in2.h (bfd_mach_m6812): Rebuild.
	* archures.c (bfd_mach_m6812_default, bfd_mach_m6812,
	bfd_mach_m6812s): Declare.

	* elf32-m68hc12.c (m68hc12_elf_set_mach_from_flags): New function.
	(_bfd_m68hc12_elf_set_private_flags): Call it.
	(_bfd_m68hc12_elf_print_private_bfd_data): Report processor version.
	(_bfd_m68hc12_elf_merge_private_bfd_data): Merge the flags and
	report microcontroller incompatibilities (HC12 vs HCS12).
	(elf_backend_object_p): Update.