* elf32-spu.c (process_stubs, spu_elf_relocate_section): Move

	* elf32-spu.c (process_stubs, spu_elf_relocate_section): Move
	common code to..
	(maybe_needs_stub): ..here, a new function that also omits stubs
	for .eh_frame, and..
	(needs_ovl_stub): ..here.  Create stubs for labels in code section
	referenced by switch jump table.
	(spu_elf_find_overlays): Set htab->ovly_load and htab->ovly_return.
	(enum _insn_type): Delete.
	(enum _stub_type): New.
	(count_stub, build_stub): Adjust.
	(allocate_spuear_stubs, build_spuear_stubs): Adjust.