* elf.c (elf_sort_sections): Don't reorder .tbss.

	* elf.c (elf_sort_sections): Don't reorder .tbss.
	(assign_file_positions_for_segments): Only adjust off/voff
	for increased alignment in PT_LOAD or PT_NOTE segment,
	but adjust p_filesz for .tbss too.  in PT_LOAD consider
	.tbss to have zero memory size.
	(copy_private_bfd_data) [SECTION_SIZE]: Define.
	[IS_CONTAINED_BY_VMA, IS_CONTAINED_BY_LMA]: Use it.
	[INCLUDE_SECTION_IN_SEGMENT]: Only put SHF_TLS sections
	into PT_TLS segment.  Never put SHF_TLS sections in
	segments other than PT_TLS or PT_LOAD.

	* elf64-alpha.c (elf64_alpha_finish_dynamic_sections): Clear .plt
	sh_entsize.