val word_addressed : boolval num_register_classes : intval register_class : Reg.t -> intval num_available_registers : int arrayval first_available_register : int arrayval register_name : int -> stringval phys_reg : int -> Reg.tval rotate_registers : boolval loc_exn_bucket : Reg.tval max_arguments_for_tailcalls : intval destroyed_at_raise : Reg.t arrayval destroyed_at_reloadretaddr : Reg.t arrayval regs_are_volatile : Reg.t array -> boolval dwarf_register_numbers : reg_class:int -> int arrayval stack_ptr_dwarf_register_number : intval assemble_file : string -> string -> int