* config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
(tls_symbolic_reference_mentioned_p): Add prototype.
(s390_tls_get_offset): Add prototype.
(emit_pic_move): Remove prototype, replace by ...
(emit_symbolic_move): .. this new prototype.
* config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
(tls_model_chars): New global variable.
(s390_encode_section_info): Encode TLS model.
Use targetm.binds_local_p to check for local symbols.
(s390_strip_name_encoding): New function.
(TARGET_STRIP_NAME_ENCODING): Define.
(get_thread_pointer): New function.
(legitimize_tls_address): New function.
(legitimize_address): Call it.
(emit_pic_move): Remove, replace by ...
(emit_symbolic_move): ... this new function.
(s390_output_symbolic_const): Handle TLS unspecs.
(print_operand): New code 'J'.
(machine_function): Add struct member 'some_ld_name'.
(get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
(enum s390_builtin): New type.
(code_for_builtin_64, code_for_builtin_31): New global variables.
(s390_init_builtins, s390_expand_builtin): New functions.
(TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.