+
+ Introduce TLS descriptors for i386 and x86_64.
+ * config/tc-i386.c (tc_i386_fix_adjustable): Handle
+ BFD_RELOC_386_TLS_GOTDESC, BFD_RELOC_386_TLS_DESC_CALL,
+ BFD_RELOC_X86_64_GOTPC32_TLSDESC, BFD_RELOC_X86_64_TLSDESC_CALL.
+ (optimize_disp): Emit fix up for BFD_RELOC_386_TLS_DESC_CALL and
+ BFD_RELOC_X86_64_TLSDESC_CALL immediately, and clear the
+ displacement bits.
+ (build_modrm_byte): Set up zero modrm for TLS desc calls.
+ (lex_got): Handle @tlsdesc and @tlscall.
+ (md_apply_fix, tc_gen_reloc): Handle the new relocations.
+