* elf32-xtensa.c (plt_reloc_count): Move into link hash table.

    * elf32-xtensa.c (plt_reloc_count): Move into link hash table.
        (struct elf_xtensa_link_hash_table): New.
        (elf_xtensa_hash_table): New.
        (elf_xtensa_link_hash_table_create): New.
        (elf_xtensa_check_relocs): Update plt_reloc_count references.
        Update arguments to add_extra_plt_sections.
        (elf_xtensa_create_dynamic_sections): Record new sections in the hash
        table.  Update for plt_reloc_count and add_extra_plt_sections.
        (add_extra_plt_sections, elf_xtensa_create_plt_entry): Replace dynobj
        argument with link info.  Update calls to elf_xtensa_get_plt_section
        and elf_xtensa_get_gotplt_section.
        (elf_xtensa_allocate_local_got_size, elf_xtensa_size_dynamic_sections)
        (elf_xtensa_relocate_section, elf_xtensa_finish_dynamic_sections)
        (elf_xtensa_discard_info_for_section, shrink_dynamic_reloc_sections)
        (relax_property_section): Get sections from the hash table and update
        function calls.
        (elf_xtensa_get_plt_section, elf_xtensa_get_gotplt_section): Replace
        dynobj argument with link info.  Get sections for first plt chunk from
        the hash table.
        (bfd_elf32_bfd_link_hash_table_create): Define.