bfd/

bfd/
	* elfxx-mips.c (mips_elf_recreate_got): Don't change the entry;
	create another one if necessary.
	(mips_elf_set_gotidx): New function.
	(mips_elf_set_global_gotidx): Use it.
	(mips_elf_initialize_tls_index): Likewise.  Take a
	mips_elf_traverse_got_arg as argument.
	(mips_elf_lay_out_got): Update use of mips_elf_initialize_tls_index.
	(mips_elf_multi_got): Likewise.  Cope with error returns from
	mips_elf_set_global_gotidx.