* config/arc/arc.md (tls_gd_obsolete_get_addr): New pattern.
        * config/arc/arc.c (tls_get_addr_libfunc, get_tls_get_addr): Remove.
        (arc_emit_call_tls_get_addr): Use gen_tls_gd_obsolete_get_addr.
        * config/arc/arc.md (tls_gd_load): Don't use short insn if rtp
        is r30.