* read.h (s_vendor_attribute): Move to...

	* read.h (s_vendor_attribute): Move to...
	* config/obj-elf.h (obj_elf_vendor_attribute): ... here.
	* read.c (potable): Remove "gnu_attribute".
	(skip_whitespace, skip_past_char, skip_past_comma): Delete, move
	to config/obj-elf.c.
	(s_vendor_attribute): Delete, move to obj_elf_vendor_attribute
	in config/obj-elf.c.
	(s_gnu_attribute): Delete, move to obj_elf_gnu_attribute in
	config/obj-elf.c.
	* config/obj-elf.c (elf_pseudo_table): Add "gnu_attribute".
	(skip_whitespace, skip_past_char, skip_past_comma): New, moved
	from read.c.
	(obj_elf_vendor_attribute): New, moved from s_vendor_attribute
	in read.c.
	(obj_elf_gnu_attribute): New, moved from s_gnu_attribute in
	read.c.
	* config/tc-arm.c (s_arm_eabi_attribute): Rename
	s_vendor_attribute to obj_elf_vendor_attribute.
	* config/tc-tic6x.c (s_tic6x_c6xabi_attribute): Likewise.