sparc.c (get_pc_symbol): Rename into add_pc_to_pic_symbol.

sparc.c (get_pc_symbol): Rename into add_pc_to_pic_symbol.

	* config/sparc/sparc.c (get_pc_symbol): Rename into
	add_pc_to_pic_symbol.
	(get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
	(load_pic_register): Account for previous changes.
	Use reg_names.  Don't create the label twice.
	* config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
	UNSPEC_LOAD_PCREL_SYM.
	(get_pc): Rename into load_pcrel_sym.  Add predicate to
	operands.  Remove condition.

From-SVN: r84151