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Diffstat (limited to 'gcc/ada/snames.adb')
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1 files changed, 883 insertions, 0 deletions
diff --git a/gcc/ada/snames.adb b/gcc/ada/snames.adb new file mode 100644 index 00000000000..acda714b8ed --- /dev/null +++ b/gcc/ada/snames.adb @@ -0,0 +1,883 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT COMPILER COMPONENTS -- +-- -- +-- S N A M E S -- +-- -- +-- B o d y -- +-- -- +-- $Revision: 1.205 $ -- +-- -- +-- Copyright (C) 1992-2001, Free Software Foundation, Inc. -- +-- -- +-- GNAT is free software; you can redistribute it and/or modify it under -- +-- terms of the GNU General Public License as published by the Free Soft- -- +-- ware Foundation; either version 2, or (at your option) any later ver- -- +-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- +-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- +-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- +-- for more details. You should have received a copy of the GNU General -- +-- Public License distributed with GNAT; see file COPYING. If not, write -- +-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- +-- MA 02111-1307, USA. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- +-- -- +------------------------------------------------------------------------------ + +with Namet; use Namet; + +package body Snames is + + -- Table of names to be set by Initialize. Each name is terminated by a + -- single #, and the end of the list is marked by a null entry, i.e. by + -- two # marks in succession. Note that the table does not include the + -- entries for a-z, since these are initialized by Namet itself. + + Preset_Names : constant String := + "_parent#" & + "_tag#" & + "off#" & + "space#" & + "time#" & + "_init_proc#" & + "_size#" & + "_abort_signal#" & + "_address_resolver#" & + "_assign#" & + "_chain#" & + "_clean#" & + "_controller#" & + "_entry_bodies#" & + "_expunge#" & + "_final_list#" & + "_idepth#" & + "_init#" & + "_local_final_list#" & + "_master#" & + "_object#" & + "_priority#" & + "_service#" & + "_tags#" & + "_task#" & + "_task_id#" & + "_task_info#" & + "_task_name#" & + "_trace_sp#" & + "initialize#" & + "adjust#" & + "finalize#" & + "next#" & + "prev#" & + "_deep_adjust#" & + "_equality#" & + "_deep_finalize#" & + "_deep_initialize#" & + "_input#" & + "_output#" & + "_ras_access#" & + "_ras_dereference#" & + "_read#" & + "_rep_to_pos#" & + "_write#" & + "allocate#" & + "deallocate#" & + "dereference#" & + "decimal_io#" & + "enumeration_io#" & + "fixed_io#" & + "float_io#" & + "integer_io#" & + "modular_io#" & + "a_textio#" & + "a_witeio#" & + "const#" & + "<error>#" & + "go#" & + "put#" & + "put_line#" & + "to#" & + "finalization#" & + "finalization_root#" & + "interfaces#" & + "standard#" & + "system#" & + "text_io#" & + "wide_text_io#" & + "addr#" & + "async#" & + "get_active_partition_id#" & + "get_rci_package_receiver#" & + "origin#" & + "params#" & + "partition#" & + "partition_interface#" & + "ras#" & + "rci_name#" & + "receiver#" & + "result#" & + "rpc#" & + "subp_id#" & + "Oabs#" & + "Oand#" & + "Omod#" & + "Onot#" & + "Oor#" & + "Orem#" & + "Oxor#" & + "Oeq#" & + "One#" & + "Olt#" & + "Ole#" & + "Ogt#" & + "Oge#" & + "Oadd#" & + "Osubtract#" & + "Oconcat#" & + "Omultiply#" & + "Odivide#" & + "Oexpon#" & + "ada_83#" & + "ada_95#" & + "c_pass_by_copy#" & + "component_alignment#" & + "discard_names#" & + "elaboration_checks#" & + "eliminate#" & + "extend_system#" & + "extensions_allowed#" & + "external_name_casing#" & + "float_representation#" & + "initialize_scalars#" & + "license#" & + "locking_policy#" & + "long_float#" & + "no_run_time#" & + "normalize_scalars#" & + "polling#" & + "propagate_exceptions#" & + "queuing_policy#" & + "ravenscar#" & + "restricted_run_time#" & + "restrictions#" & + "reviewable#" & + "source_file_name#" & + "style_checks#" & + "suppress#" & + "task_dispatching_policy#" & + "unsuppress#" & + "use_vads_size#" & + "warnings#" & + "validity_checks#" & + "abort_defer#" & + "all_calls_remote#" & + "annotate#" & + "assert#" & + "asynchronous#" & + "atomic#" & + "atomic_components#" & + "attach_handler#" & + "comment#" & + "common_object#" & + "complex_representation#" & + "controlled#" & + "convention#" & + "cpp_class#" & + "cpp_constructor#" & + "cpp_virtual#" & + "cpp_vtable#" & + "debug#" & + "elaborate#" & + "elaborate_all#" & + "elaborate_body#" & + "export#" & + "export_exception#" & + "export_function#" & + "export_object#" & + "export_procedure#" & + "export_valued_procedure#" & + "finalize_storage_only#" & + "ident#" & + "import#" & + "import_exception#" & + "import_function#" & + "import_object#" & + "import_procedure#" & + "import_valued_procedure#" & + "inline#" & + "inline_always#" & + "inline_generic#" & + "inspection_point#" & + "interface#" & + "interface_name#" & + "interrupt_handler#" & + "interrupt_priority#" & + "java_constructor#" & + "java_interface#" & + "link_with#" & + "linker_alias#" & + "linker_options#" & + "linker_section#" & + "list#" & + "machine_attribute#" & + "main#" & + "main_storage#" & + "memory_size#" & + "no_return#" & + "optimize#" & + "pack#" & + "page#" & + "passive#" & + "preelaborate#" & + "priority#" & + "psect_object#" & + "pure#" & + "pure_function#" & + "remote_call_interface#" & + "remote_types#" & + "share_generic#" & + "shared#" & + "shared_passive#" & + "source_reference#" & + "stream_convert#" & + "subtitle#" & + "suppress_all#" & + "suppress_debug_info#" & + "suppress_initialization#" & + "system_name#" & + "task_info#" & + "task_name#" & + "task_storage#" & + "time_slice#" & + "title#" & + "unchecked_union#" & + "unimplemented_unit#" & + "unreserve_all_interrupts#" & + "volatile#" & + "volatile_components#" & + "weak_external#" & + "ada#" & + "asm#" & + "assembler#" & + "cobol#" & + "cpp#" & + "dll#" & + "fortran#" & + "intrinsic#" & + "java#" & + "stdcall#" & + "stubbed#" & + "win32#" & + "as_is#" & + "body_file_name#" & + "casing#" & + "code#" & + "component#" & + "component_size_4#" & + "copy#" & + "d_float#" & + "descriptor#" & + "default#" & + "dot_replacement#" & + "dynamic#" & + "entity#" & + "external#" & + "external_name#" & + "first_optional_parameter#" & + "form#" & + "g_float#" & + "gcc#" & + "gnat#" & + "gpl#" & + "ieee_float#" & + "internal#" & + "link_name#" & + "lowercase#" & + "max_size#" & + "mechanism#" & + "mixedcase#" & + "modified_gpl#" & + "name#" & + "nca#" & + "no#" & + "on#" & + "parameter_types#" & + "reference#" & + "restricted#" & + "result_mechanism#" & + "result_type#" & + "sb#" & + "section#" & + "semaphore#" & + "spec_file_name#" & + "static#" & + "stack_size#" & + "subunit_file_name#" & + "task_stack_size_default#" & + "task_type#" & + "time_slicing_enabled#" & + "top_guard#" & + "uba#" & + "ubs#" & + "ubsb#" & + "unit_name#" & + "unknown#" & + "unrestricted#" & + "uppercase#" & + "vax_float#" & + "vms#" & + "working_storage#" & + "abort_signal#" & + "access#" & + "address#" & + "address_size#" & + "aft#" & + "alignment#" & + "asm_input#" & + "asm_output#" & + "ast_entry#" & + "bit#" & + "bit_order#" & + "bit_position#" & + "body_version#" & + "callable#" & + "caller#" & + "code_address#" & + "component_size#" & + "compose#" & + "constrained#" & + "count#" & + "default_bit_order#" & + "definite#" & + "delta#" & + "denorm#" & + "digits#" & + "elaborated#" & + "emax#" & + "enum_rep#" & + "epsilon#" & + "exponent#" & + "external_tag#" & + "first#" & + "first_bit#" & + "fixed_value#" & + "fore#" & + "has_discriminants#" & + "identity#" & + "img#" & + "integer_value#" & + "large#" & + "last#" & + "last_bit#" & + "leading_part#" & + "length#" & + "machine_emax#" & + "machine_emin#" & + "machine_mantissa#" & + "machine_overflows#" & + "machine_radix#" & + "machine_rounds#" & + "machine_size#" & + "mantissa#" & + "max_interrupt_priority#" & + "max_priority#" & + "max_size_in_storage_elements#" & + "maximum_alignment#" & + "mechanism_code#" & + "model_emin#" & + "model_epsilon#" & + "model_mantissa#" & + "model_small#" & + "modulus#" & + "null_parameter#" & + "object_size#" & + "partition_id#" & + "passed_by_reference#" & + "pos#" & + "position#" & + "range#" & + "range_length#" & + "round#" & + "safe_emax#" & + "safe_first#" & + "safe_large#" & + "safe_last#" & + "safe_small#" & + "scale#" & + "scaling#" & + "signed_zeros#" & + "size#" & + "small#" & + "storage_size#" & + "storage_unit#" & + "tag#" & + "terminated#" & + "tick#" & + "to_address#" & + "type_class#" & + "uet_address#" & + "unbiased_rounding#" & + "unchecked_access#" & + "universal_literal_string#" & + "unrestricted_access#" & + "vads_size#" & + "val#" & + "valid#" & + "value_size#" & + "version#" & + "wchar_t_size#" & + "wide_width#" & + "width#" & + "word_size#" & + "adjacent#" & + "ceiling#" & + "copy_sign#" & + "floor#" & + "fraction#" & + "image#" & + "input#" & + "machine#" & + "max#" & + "min#" & + "model#" & + "pred#" & + "remainder#" & + "rounding#" & + "succ#" & + "truncation#" & + "value#" & + "wide_image#" & + "wide_value#" & + "output#" & + "read#" & + "write#" & + "elab_body#" & + "elab_spec#" & + "storage_pool#" & + "base#" & + "class#" & + "ceiling_locking#" & + "inheritance_locking#" & + "fifo_queuing#" & + "priority_queuing#" & + "fifo_within_priorities#" & + "access_check#" & + "accessibility_check#" & + "discriminant_check#" & + "division_check#" & + "elaboration_check#" & + "index_check#" & + "length_check#" & + "overflow_check#" & + "range_check#" & + "storage_check#" & + "tag_check#" & + "all_checks#" & + "abort#" & + "abs#" & + "accept#" & + "and#" & + "all#" & + "array#" & + "at#" & + "begin#" & + "body#" & + "case#" & + "constant#" & + "declare#" & + "delay#" & + "do#" & + "else#" & + "elsif#" & + "end#" & + "entry#" & + "exception#" & + "exit#" & + "for#" & + "function#" & + "generic#" & + "goto#" & + "if#" & + "in#" & + "is#" & + "limited#" & + "loop#" & + "mod#" & + "new#" & + "not#" & + "null#" & + "of#" & + "or#" & + "others#" & + "out#" & + "package#" & + "pragma#" & + "private#" & + "procedure#" & + "raise#" & + "record#" & + "rem#" & + "renames#" & + "return#" & + "reverse#" & + "select#" & + "separate#" & + "subtype#" & + "task#" & + "terminate#" & + "then#" & + "type#" & + "use#" & + "when#" & + "while#" & + "with#" & + "xor#" & + "divide#" & + "enclosing_entity#" & + "exception_information#" & + "exception_message#" & + "exception_name#" & + "file#" & + "import_address#" & + "import_largest_value#" & + "import_value#" & + "is_negative#" & + "line#" & + "rotate_left#" & + "rotate_right#" & + "shift_left#" & + "shift_right#" & + "shift_right_arithmetic#" & + "source_location#" & + "unchecked_conversion#" & + "unchecked_deallocation#" & + "abstract#" & + "aliased#" & + "protected#" & + "until#" & + "requeue#" & + "tagged#" & + "raise_exception#" & + "project#" & + "modifying#" & + "naming#" & + "object_dir#" & + "source_dirs#" & + "specification#" & + "body_part#" & + "specification_append#" & + "body_append#" & + "separate_append#" & + "source_files#" & + "source_list_file#" & + "switches#" & + "library_dir#" & + "library_name#" & + "library_kind#" & + "library_version#" & + "library_elaboration#" & + "gnatmake#" & + "gnatls#" & + "gnatxref#" & + "gnatfind#" & + "gnatbind#" & + "gnatlink#" & + "compiler#" & + "binder#" & + "linker#" & + "#"; + + --------------------- + -- Generated Names -- + --------------------- + + -- This section lists the various cases of generated names which are + -- built from existing names by adding unique leading and/or trailing + -- upper case letters. In some cases these names are built recursively, + -- in particular names built from types may be built from types which + -- themselves have generated names. In this list, xxx represents an + -- existing name to which identifying letters are prepended or appended, + -- and a trailing n represents a serial number in an external name that + -- has some semantic significance (e.g. the n'th index type of an array). + + -- xxxA access type for formal xxx in entry param record (Exp_Ch9) + -- xxxB tag table for tagged type xxx (Exp_Ch3) + -- xxxB task body procedure for task xxx (Exp_Ch9) + -- xxxD dispatch table for tagged type xxx (Exp_Ch3) + -- xxxD discriminal for discriminant xxx (Sem_Ch3) + -- xxxDn n'th discr check function for rec type xxx (Exp_Ch3) + -- xxxE elaboration boolean flag for task xxx (Exp_Ch9) + -- xxxE dispatch table pointer type for tagged type xxx (Exp_Ch3) + -- xxxE parameters for accept body for entry xxx (Exp_Ch9) + -- xxxFn n'th primitive of a tagged type (named xxx) (Exp_Ch3) + -- xxxI initialization procedure for type xxx (Exp_Ch3) + -- xxxJ tag table type index for tagged type xxx (Exp_Ch3) + -- xxxM master Id value for access type xxx (Exp_Ch3) + -- xxxP tag table pointer type for tagged type xxx (Exp_Ch3) + -- xxxP parameter record type for entry xxx (Exp_Ch9) + -- xxxPA access to parameter record type for entry xxx (Exp_Ch9) + -- xxxPn pointer type for n'th primitive of tagged type xxx (Exp_Ch3) + -- xxxR dispatch table pointer for tagged type xxx (Exp_Ch3) + -- xxxT tag table type for tagged type xxx (Exp_Ch3) + -- xxxT literal table for enumeration type xxx (Sem_Ch3) + -- xxxV type for task value record for task xxx (Exp_Ch9) + -- xxxX entry index constant (Exp_Ch9) + -- xxxY dispatch table type for tagged type xxx (Exp_Ch3) + -- xxxZ size variable for task xxx (Exp_Ch9) + + -- Implicit type names + + -- TxxxT type of literal table for enumeration type xxx (Sem_Ch3) + + -- (list not yet complete ???) + + ---------------------- + -- Get_Attribute_Id -- + ---------------------- + + function Get_Attribute_Id (N : Name_Id) return Attribute_Id is + begin + return Attribute_Id'Val (N - First_Attribute_Name); + end Get_Attribute_Id; + + ------------------ + -- Get_Check_Id -- + ------------------ + + function Get_Check_Id (N : Name_Id) return Check_Id is + begin + return Check_Id'Val (N - First_Check_Name); + end Get_Check_Id; + + ----------------------- + -- Get_Convention_Id -- + ----------------------- + + function Get_Convention_Id (N : Name_Id) return Convention_Id is + begin + case N is + when Name_Ada => return Convention_Ada; + when Name_Asm => return Convention_Assembler; + when Name_Assembler => return Convention_Assembler; + when Name_C => return Convention_C; + when Name_COBOL => return Convention_COBOL; + when Name_CPP => return Convention_CPP; + when Name_DLL => return Convention_Stdcall; + when Name_Fortran => return Convention_Fortran; + when Name_Intrinsic => return Convention_Intrinsic; + when Name_Java => return Convention_Java; + when Name_Stdcall => return Convention_Stdcall; + when Name_Stubbed => return Convention_Stubbed; + when Name_Win32 => return Convention_Stdcall; + when others => + raise Program_Error; + end case; + end Get_Convention_Id; + + --------------------------- + -- Get_Locking_Policy_Id -- + --------------------------- + + function Get_Locking_Policy_Id (N : Name_Id) return Locking_Policy_Id is + begin + return Locking_Policy_Id'Val (N - First_Locking_Policy_Name); + end Get_Locking_Policy_Id; + + ------------------- + -- Get_Pragma_Id -- + ------------------- + + function Get_Pragma_Id (N : Name_Id) return Pragma_Id is + begin + if N = Name_AST_Entry then + return Pragma_AST_Entry; + elsif N = Name_Storage_Size then + return Pragma_Storage_Size; + elsif N = Name_Storage_Unit then + return Pragma_Storage_Unit; + else + return Pragma_Id'Val (N - First_Pragma_Name); + end if; + end Get_Pragma_Id; + + --------------------------- + -- Get_Queuing_Policy_Id -- + --------------------------- + + function Get_Queuing_Policy_Id (N : Name_Id) return Queuing_Policy_Id is + begin + return Queuing_Policy_Id'Val (N - First_Queuing_Policy_Name); + end Get_Queuing_Policy_Id; + + ------------------------------------ + -- Get_Task_Dispatching_Policy_Id -- + ------------------------------------ + + function Get_Task_Dispatching_Policy_Id (N : Name_Id) + return Task_Dispatching_Policy_Id is + begin + return Task_Dispatching_Policy_Id'Val + (N - First_Task_Dispatching_Policy_Name); + end Get_Task_Dispatching_Policy_Id; + + ---------------- + -- Initialize -- + ---------------- + + procedure Initialize is + P_Index : Natural; + Discard_Name : Name_Id; + + begin + P_Index := Preset_Names'First; + + loop + Name_Len := 0; + + while Preset_Names (P_Index) /= '#' loop + Name_Len := Name_Len + 1; + Name_Buffer (Name_Len) := Preset_Names (P_Index); + P_Index := P_Index + 1; + end loop; + + -- We do the Name_Find call to enter the name into the table, but + -- we don't need to do anything with the result, since we already + -- initialized all the preset names to have the right value (we + -- are depending on the order of the names and Preset_Names). + + Discard_Name := Name_Find; + P_Index := P_Index + 1; + exit when Preset_Names (P_Index) = '#'; + end loop; + + -- Make sure that number of names in standard table is correct. If + -- this check fails, run utility program XSNAMES to construct a new + -- properly matching version of the body. + + pragma Assert (Discard_Name = Last_Predefined_Name); + end Initialize; + + ----------------------- + -- Is_Attribute_Name -- + ----------------------- + + function Is_Attribute_Name (N : Name_Id) return Boolean is + begin + return N in First_Attribute_Name .. Last_Attribute_Name; + end Is_Attribute_Name; + + ------------------- + -- Is_Check_Name -- + ------------------- + + function Is_Check_Name (N : Name_Id) return Boolean is + begin + return N in First_Check_Name .. Last_Check_Name; + end Is_Check_Name; + + ------------------------ + -- Is_Convention_Name -- + ------------------------ + + function Is_Convention_Name (N : Name_Id) return Boolean is + begin + return N in First_Convention_Name .. Last_Convention_Name + or else N = Name_C; + end Is_Convention_Name; + + ------------------------------ + -- Is_Entity_Attribute_Name -- + ------------------------------ + + function Is_Entity_Attribute_Name (N : Name_Id) return Boolean is + begin + return N in First_Entity_Attribute_Name .. Last_Entity_Attribute_Name; + end Is_Entity_Attribute_Name; + + -------------------------------- + -- Is_Function_Attribute_Name -- + -------------------------------- + + function Is_Function_Attribute_Name (N : Name_Id) return Boolean is + begin + return N in + First_Renamable_Function_Attribute .. + Last_Renamable_Function_Attribute; + end Is_Function_Attribute_Name; + + ---------------------------- + -- Is_Locking_Policy_Name -- + ---------------------------- + + function Is_Locking_Policy_Name (N : Name_Id) return Boolean is + begin + return N in First_Locking_Policy_Name .. Last_Locking_Policy_Name; + end Is_Locking_Policy_Name; + + ----------------------------- + -- Is_Operator_Symbol_Name -- + ----------------------------- + + function Is_Operator_Symbol_Name (N : Name_Id) return Boolean is + begin + return N in First_Operator_Name .. Last_Operator_Name; + end Is_Operator_Symbol_Name; + + -------------------- + -- Is_Pragma_Name -- + -------------------- + + function Is_Pragma_Name (N : Name_Id) return Boolean is + begin + return N in First_Pragma_Name .. Last_Pragma_Name + or else N = Name_AST_Entry + or else N = Name_Storage_Size + or else N = Name_Storage_Unit; + end Is_Pragma_Name; + + --------------------------------- + -- Is_Procedure_Attribute_Name -- + --------------------------------- + + function Is_Procedure_Attribute_Name (N : Name_Id) return Boolean is + begin + return N in First_Procedure_Attribute .. Last_Procedure_Attribute; + end Is_Procedure_Attribute_Name; + + ---------------------------- + -- Is_Queuing_Policy_Name -- + ---------------------------- + + function Is_Queuing_Policy_Name (N : Name_Id) return Boolean is + begin + return N in First_Queuing_Policy_Name .. Last_Queuing_Policy_Name; + end Is_Queuing_Policy_Name; + + ------------------------------------- + -- Is_Task_Dispatching_Policy_Name -- + ------------------------------------- + + function Is_Task_Dispatching_Policy_Name (N : Name_Id) return Boolean is + begin + return N in First_Task_Dispatching_Policy_Name .. + Last_Task_Dispatching_Policy_Name; + end Is_Task_Dispatching_Policy_Name; + + ---------------------------- + -- Is_Type_Attribute_Name -- + ---------------------------- + + function Is_Type_Attribute_Name (N : Name_Id) return Boolean is + begin + return N in First_Type_Attribute_Name .. Last_Type_Attribute_Name; + end Is_Type_Attribute_Name; + +end Snames; |