* coff-tic80.c (tic80_howto_table): Add PP relocations. Change

	* coff-tic80.c (tic80_howto_table): Add PP relocations.  Change
	name of R_RELLONG to "RELLONG".  Set rightshift and complain for
	M_PPCR.
	(ppbase_reloc, glob15_reloc): New static functions.
	(glob16_reloc, local16_reloc): New static functions.
	(rtype2howto): Handle all relocation types.
	(coff_tic80_relocate_section): New static function.
	(coff_relocate_section): Define to coff_tic80_relocate_section.
	* Makefile.in (coff-tic80.o): Depends upon include/coff/tic80.h.