bfd/

bfd/
	* elf32-ppc.c (ppc_elf_create_linker_section): Set SEC_LINKER_CREATED
	on section.  Correct comment, and add FIXME.
	(ppc_elf_additional_program_headers): Don't bump header count for
	interp.  Test SEC_ALLOC, not SEC_LOAD, and don't test size.
	(ppc_elf_size_dynamic_sections): Don't strip sdata and sdata2, but
	do allocate memory if they need it.
ld/
	* emulparams/elf32ppclinux.sh (OTHER_READWRITE_SECTION): Delete.
	(OTHER_RELRO_SECTIONS): Set this instead.
ld/testsuite/
	* ld-powerpc/tlsexe32.d: Update.
	* ld-powerpc/tlsexe32.g: Update.
	* ld-powerpc/tlsexe32.r: Update.
	* ld-powerpc/tlsexe32.t: Update.
	* ld-powerpc/tlsso32.d: Update.
	* ld-powerpc/tlsso32.g: Update.
	* ld-powerpc/tlsso32.r: Update.
	* ld-powerpc/tlsso32.t: Update.