| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- L I B . W R I T -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 1992-2022, 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 3, 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 COPYING3. If not, go to -- |
| -- http://www.gnu.org/licenses for a complete copy of the license. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| with ALI; use ALI; |
| with Atree; use Atree; |
| with Casing; use Casing; |
| with Debug; use Debug; |
| with Einfo; use Einfo; |
| with Einfo.Entities; use Einfo.Entities; |
| with Einfo.Utils; use Einfo.Utils; |
| with Elists; use Elists; |
| with Errout; use Errout; |
| with Fname; use Fname; |
| with Fname.UF; use Fname.UF; |
| with Lib.Util; use Lib.Util; |
| with Lib.Xref; use Lib.Xref; |
| with Nlists; use Nlists; |
| with Gnatvsn; use Gnatvsn; |
| with GNAT_CUDA; use GNAT_CUDA; |
| with Opt; use Opt; |
| with Osint; use Osint; |
| with Osint.C; use Osint.C; |
| with Output; use Output; |
| with Par; |
| with Par_SCO; use Par_SCO; |
| with Restrict; use Restrict; |
| with Rident; use Rident; |
| with Stand; use Stand; |
| with Scn; use Scn; |
| with Sem_Eval; use Sem_Eval; |
| with Sinfo; use Sinfo; |
| with Sinfo.Nodes; use Sinfo.Nodes; |
| with Sinfo.Utils; use Sinfo.Utils; |
| with Sinput; use Sinput; |
| with Snames; use Snames; |
| with Stringt; use Stringt; |
| with Tbuild; use Tbuild; |
| with Uname; use Uname; |
| |
| with System.Case_Util; use System.Case_Util; |
| with System.WCh_Con; use System.WCh_Con; |
| |
| package body Lib.Writ is |
| |
| ----------------------- |
| -- Local subprograms -- |
| ----------------------- |
| |
| function Present (N_Id : Name_Id) return Boolean; |
| pragma Inline (Present); |
| -- Determine whether a name with id N_Id exists |
| |
| procedure Write_Invocation_Construct (IC_Id : Invocation_Construct_Id); |
| pragma Inline (Write_Invocation_Construct); |
| -- Write invocation construct IC_Id to the ALI file |
| |
| procedure Write_Invocation_Graph; |
| pragma Inline (Write_Invocation_Graph); |
| -- Write out the invocation graph |
| |
| procedure Write_Invocation_Graph_Attributes; |
| pragma Inline (Write_Invocation_Graph_Attributes); |
| -- Write out the attributes of the invocation graph |
| |
| procedure Write_Invocation_Relation (IR_Id : Invocation_Relation_Id); |
| pragma Inline (Write_Invocation_Relation); |
| -- Write invocation relation IR_Id to the ALI file |
| |
| procedure Write_Invocation_Signature (IS_Id : Invocation_Signature_Id); |
| pragma Inline (Write_Invocation_Signature); |
| -- Write invocation signature IS_Id to the ALI file |
| |
| procedure Write_Unit_Name (N : Node_Id); |
| -- Used to write out the unit name for R (pragma Restriction) lines |
| -- for uses of Restriction (No_Dependence => unit-name). |
| |
| ---------------------------------- |
| -- Add_Preprocessing_Dependency -- |
| ---------------------------------- |
| |
| procedure Add_Preprocessing_Dependency (S : Source_File_Index) is |
| begin |
| Units.Increment_Last; |
| Units.Table (Units.Last) := |
| (Unit_File_Name => File_Name (S), |
| Unit_Name => No_Unit_Name, |
| Expected_Unit => No_Unit_Name, |
| Source_Index => S, |
| Cunit => Empty, |
| Cunit_Entity => Empty, |
| Dependency_Num => 0, |
| Dynamic_Elab => False, |
| Fatal_Error => None, |
| Generate_Code => False, |
| Has_RACW => False, |
| Filler => False, |
| Ident_String => Empty, |
| Is_Predefined_Renaming => False, |
| Is_Internal_Unit => False, |
| Is_Predefined_Unit => False, |
| Filler2 => False, |
| Loading => False, |
| Main_Priority => -1, |
| Main_CPU => -1, |
| Munit_Index => 0, |
| No_Elab_Code_All => False, |
| Primary_Stack_Count => 0, |
| Sec_Stack_Count => 0, |
| Serial_Number => 0, |
| Version => 0, |
| Error_Location => No_Location, |
| OA_Setting => 'O'); |
| end Add_Preprocessing_Dependency; |
| |
| ------------------------------ |
| -- Ensure_System_Dependency -- |
| ------------------------------ |
| |
| procedure Ensure_System_Dependency is |
| System_Uname : constant Unit_Name_Type := |
| Name_To_Unit_Name (Name_System); |
| -- Unit name for system spec if needed for dummy entry |
| |
| System_Fname : File_Name_Type; |
| -- File name for system spec if needed for dummy entry |
| |
| begin |
| -- Nothing to do if we already compiled System |
| |
| if Is_Loaded (System_Uname) then |
| return; |
| end if; |
| |
| -- If no entry for system.ads in the units table, then add a entry |
| -- to the units table for system.ads, which will be referenced when |
| -- the ali file is generated. We need this because every unit depends |
| -- on system as a result of Targparm scanning the system.ads file to |
| -- determine the target dependent parameters for the compilation. |
| |
| System_Fname := File_Name (System_Source_File_Index); |
| |
| Units.Increment_Last; |
| Units.Table (Units.Last) := |
| (Unit_File_Name => System_Fname, |
| Unit_Name => System_Uname, |
| Expected_Unit => System_Uname, |
| Source_Index => System_Source_File_Index, |
| Cunit => Empty, |
| Cunit_Entity => Empty, |
| Dependency_Num => 0, |
| Dynamic_Elab => False, |
| Fatal_Error => None, |
| Generate_Code => False, |
| Has_RACW => False, |
| Filler => False, |
| Ident_String => Empty, |
| Is_Predefined_Renaming => False, |
| Is_Internal_Unit => True, |
| Is_Predefined_Unit => True, |
| Filler2 => False, |
| Loading => False, |
| Main_Priority => -1, |
| Main_CPU => -1, |
| Munit_Index => 0, |
| No_Elab_Code_All => False, |
| Primary_Stack_Count => 0, |
| Sec_Stack_Count => 0, |
| Serial_Number => 0, |
| Version => 0, |
| Error_Location => No_Location, |
| OA_Setting => 'O'); |
| Init_Unit_Name (Units.Last, System_Uname); |
| |
| -- Parse system.ads so that the checksum is set right. Style checks are |
| -- not applied. The Ekind is set to ensure that this reference is always |
| -- present in the ali file. |
| |
| declare |
| Save_Mindex : constant Nat := Multiple_Unit_Index; |
| Save_Style : constant Boolean := Style_Check; |
| begin |
| Multiple_Unit_Index := 0; |
| Style_Check := False; |
| Initialize_Scanner (Units.Last, System_Source_File_Index); |
| Discard_List (Par (Configuration_Pragmas => False)); |
| Mutate_Ekind (Cunit_Entity (Units.Last), E_Package); |
| Set_Scope (Cunit_Entity (Units.Last), Standard_Standard); |
| Style_Check := Save_Style; |
| Multiple_Unit_Index := Save_Mindex; |
| end; |
| end Ensure_System_Dependency; |
| |
| ------------- |
| -- Present -- |
| ------------- |
| |
| function Present (N_Id : Name_Id) return Boolean is |
| begin |
| return N_Id /= No_Name; |
| end Present; |
| |
| --------------- |
| -- Write_ALI -- |
| --------------- |
| |
| procedure Write_ALI (Object : Boolean) is |
| |
| ---------------- |
| -- Local Data -- |
| ---------------- |
| |
| Last_Unit : constant Unit_Number_Type := Units.Last; |
| -- Record unit number of last unit. We capture this in case we |
| -- have to add a dummy entry to the unit table for package System. |
| |
| With_Flags : array (Units.First .. Last_Unit) of Boolean; |
| -- Array of flags to show which units are with'ed |
| |
| Elab_Flags : array (Units.First .. Last_Unit) of Boolean; |
| -- Array of flags to show which units have pragma Elaborate set |
| |
| Elab_All_Flags : array (Units.First .. Last_Unit) of Boolean; |
| -- Array of flags to show which units have pragma Elaborate All set |
| |
| Elab_Des_Flags : array (Units.First .. Last_Unit) of Boolean; |
| -- Array of flags to show which units have Elaborate_Desirable set |
| |
| Elab_All_Des_Flags : array (Units.First .. Last_Unit) of Boolean; |
| -- Array of flags to show which units have Elaborate_All_Desirable set |
| |
| type Yes_No is (Unknown, Yes, No); |
| Has_Implicit_With : array (Units.First .. Last_Unit) of Yes_No; |
| -- Indicates if an implicit with has been given for the unit. Yes if |
| -- certainly present, No if certainly absent, Unknown if not known. |
| |
| Sdep_Table : Unit_Ref_Table (1 .. Pos (Last_Unit - Units.First + 2)); |
| -- Sorted table of source dependencies. One extra entry in case we |
| -- have to add a dummy entry for System. |
| |
| Num_Sdep : Nat := 0; |
| -- Number of active entries in Sdep_Table |
| |
| ----------------------- |
| -- Local Subprograms -- |
| ----------------------- |
| |
| procedure Collect_Withs (Cunit : Node_Id); |
| -- Collect with lines for entries in the context clause of the given |
| -- compilation unit, Cunit. |
| |
| procedure Output_CUDA_Symbols (Unit_Num : Unit_Number_Type); |
| -- Output CUDA symbols, so that the rest of the toolchain may know what |
| -- symbols need registering with the CUDA runtime. |
| |
| procedure Write_Unit_Information (Unit_Num : Unit_Number_Type); |
| -- Write out the library information for one unit for which code is |
| -- generated (includes unit line and with lines). |
| |
| procedure Write_With_Lines; |
| -- Write out with lines collected by calls to Collect_Withs |
| |
| ------------------- |
| -- Collect_Withs -- |
| ------------------- |
| |
| procedure Collect_Withs (Cunit : Node_Id) is |
| function Is_Implicit_With_Clause (Clause : Node_Id) return Boolean; |
| pragma Inline (Is_Implicit_With_Clause); |
| -- Determine whether a with clause denoted by Clause is implicit |
| |
| ----------------------------- |
| -- Is_Implicit_With_Clause -- |
| ----------------------------- |
| |
| function Is_Implicit_With_Clause (Clause : Node_Id) return Boolean is |
| begin |
| -- With clauses created for ancestor units are marked as internal, |
| -- however, they emulate the semantics in Ada RM 10.1.2 (6/2), |
| -- where |
| -- |
| -- with A.B; |
| -- |
| -- is almost equivalent to |
| -- |
| -- with A; |
| -- with A.B; |
| -- |
| -- For ALI encoding purposes, they are considered to be explicit. |
| -- Note that the clauses cannot be marked as explicit because they |
| -- will be subjected to various checks related to with clauses and |
| -- possibly cause false positives. |
| |
| if Parent_With (Clause) then |
| return False; |
| |
| else |
| return Implicit_With (Clause); |
| end if; |
| end Is_Implicit_With_Clause; |
| |
| -- Local variables |
| |
| Item : Node_Id; |
| Unum : Unit_Number_Type; |
| |
| -- Start of processing for Collect_Withs |
| |
| begin |
| Item := First (Context_Items (Cunit)); |
| while Present (Item) loop |
| |
| -- Process with clause |
| |
| -- Ada 2005 (AI-50217): limited with_clauses do not create |
| -- dependencies, but must be recorded as components of the |
| -- partition, in case there is no regular with_clause for |
| -- the unit anywhere else. |
| |
| if Nkind (Item) = N_With_Clause then |
| Unum := Get_Cunit_Unit_Number (Library_Unit (Item)); |
| With_Flags (Unum) := True; |
| |
| if not Limited_Present (Item) then |
| if Elaborate_Present (Item) then |
| Elab_Flags (Unum) := True; |
| end if; |
| |
| if Elaborate_All_Present (Item) then |
| Elab_All_Flags (Unum) := True; |
| end if; |
| |
| if Elaborate_All_Desirable (Item) then |
| Elab_All_Des_Flags (Unum) := True; |
| end if; |
| |
| if Elaborate_Desirable (Item) then |
| Elab_Des_Flags (Unum) := True; |
| end if; |
| |
| else |
| Set_From_Limited_With (Cunit_Entity (Unum)); |
| end if; |
| |
| if Is_Implicit_With_Clause (Item) then |
| |
| -- A previous explicit with clause withs the unit. Retain |
| -- this classification, as it reflects the source relations |
| -- between units. |
| |
| if Has_Implicit_With (Unum) = No then |
| null; |
| |
| -- Otherwise this is either the first time any clause withs |
| -- the unit, or the unit is already implicitly withed. |
| |
| else |
| Has_Implicit_With (Unum) := Yes; |
| end if; |
| |
| -- Otherwise the current with clause is explicit. Such clauses |
| -- take precedence over existing implicit clauses because they |
| -- reflect the source relations between unit. |
| |
| else |
| Has_Implicit_With (Unum) := No; |
| end if; |
| end if; |
| |
| Next (Item); |
| end loop; |
| end Collect_Withs; |
| |
| ------------------------- |
| -- Output_CUDA_Symbols -- |
| ------------------------- |
| |
| procedure Output_CUDA_Symbols (Unit_Num : Unit_Number_Type) is |
| Unit_Id : constant Node_Id := Unit (Cunit (Unit_Num)); |
| Spec_Id : Node_Id; |
| Kernels : Elist_Id; |
| Kernel_Elm : Elmt_Id; |
| Kernel : Entity_Id; |
| begin |
| if not Enable_CUDA_Expansion |
| or else Nkind (Unit_Id) = N_Null_Statement |
| then |
| return; |
| end if; |
| Spec_Id := (if Nkind (Unit_Id) = N_Package_Body |
| then Corresponding_Spec (Unit_Id) |
| else Defining_Unit_Name (Specification (Unit_Id))); |
| Kernels := Get_CUDA_Kernels (Spec_Id); |
| if No (Kernels) then |
| return; |
| end if; |
| |
| Kernel_Elm := First_Elmt (Kernels); |
| while Present (Kernel_Elm) loop |
| Kernel := Node (Kernel_Elm); |
| |
| Write_Info_Initiate ('K'); |
| Write_Info_Char (' '); |
| Write_Info_Name (Chars (Kernel)); |
| Write_Info_Terminate; |
| Next_Elmt (Kernel_Elm); |
| end loop; |
| |
| end Output_CUDA_Symbols; |
| |
| ---------------------------- |
| -- Write_Unit_Information -- |
| ---------------------------- |
| |
| procedure Write_Unit_Information (Unit_Num : Unit_Number_Type) is |
| Unode : constant Node_Id := Cunit (Unit_Num); |
| Ukind : constant Node_Kind := Nkind (Unit (Unode)); |
| Uent : constant Entity_Id := Cunit_Entity (Unit_Num); |
| Pnode : Node_Id; |
| |
| begin |
| Write_Info_Initiate ('U'); |
| Write_Info_Char (' '); |
| Write_Info_Name (Unit_Name (Unit_Num)); |
| Write_Info_Tab (25); |
| Write_Info_Name (Unit_File_Name (Unit_Num)); |
| |
| Write_Info_Tab (49); |
| Write_Info_Str (Version_Get (Unit_Num)); |
| |
| -- Add BD parameter if Elaborate_Body pragma desirable |
| |
| if Ekind (Uent) = E_Package |
| and then Elaborate_Body_Desirable (Uent) |
| then |
| Write_Info_Str (" BD"); |
| end if; |
| |
| -- Add BN parameter if body needed for SAL |
| |
| if (Is_Subprogram (Uent) |
| or else Ekind (Uent) = E_Package |
| or else Is_Generic_Unit (Uent)) |
| and then Body_Needed_For_SAL (Uent) |
| then |
| Write_Info_Str (" BN"); |
| end if; |
| |
| if Dynamic_Elab (Unit_Num) then |
| Write_Info_Str (" DE"); |
| end if; |
| |
| -- Set the Elaborate_Body indication if either an explicit pragma |
| -- was present, or if this is an instantiation. |
| |
| if Has_Pragma_Elaborate_Body (Uent) |
| or else (Ukind = N_Package_Declaration |
| and then Is_Generic_Instance (Uent) |
| and then Present (Corresponding_Body (Unit (Unode)))) |
| then |
| Write_Info_Str (" EB"); |
| end if; |
| |
| -- Now see if we should tell the binder that an elaboration entity |
| -- is present, which must be set to true during elaboration. |
| -- We generate the indication if the following condition is met: |
| |
| -- If this is a spec ... |
| |
| if (Is_Subprogram (Uent) |
| or else Ekind (Uent) = E_Package |
| or else Is_Generic_Unit (Uent)) |
| |
| -- and an elaboration entity was declared ... |
| |
| and then Present (Elaboration_Entity (Uent)) |
| |
| -- and either the elaboration flag is required ... |
| |
| and then (Elaboration_Entity_Required (Uent) |
| |
| -- or this unit has elaboration code ... |
| |
| or else not Has_No_Elaboration_Code (Unode) |
| |
| -- or this unit has a separate body and this |
| -- body has elaboration code. |
| |
| or else |
| (Ekind (Uent) = E_Package |
| and then Present (Body_Entity (Uent)) |
| and then |
| not Has_No_Elaboration_Code |
| (Parent (Declaration_Node (Body_Entity (Uent)))))) |
| then |
| Write_Info_Str (" EE"); |
| end if; |
| |
| if Has_No_Elaboration_Code (Unode) then |
| Write_Info_Str (" NE"); |
| end if; |
| |
| Write_Info_Str (" O"); |
| Write_Info_Char (OA_Setting (Unit_Num)); |
| |
| if Ekind (Uent) in E_Package | E_Package_Body |
| and then Present (Finalizer (Uent)) |
| then |
| Write_Info_Str (" PF"); |
| end if; |
| |
| if Is_Preelaborated (Uent) then |
| Write_Info_Str (" PR"); |
| end if; |
| |
| if Is_Pure (Uent) then |
| Write_Info_Str (" PU"); |
| end if; |
| |
| if Has_RACW (Unit_Num) then |
| Write_Info_Str (" RA"); |
| end if; |
| |
| if Is_Remote_Call_Interface (Uent) then |
| Write_Info_Str (" RC"); |
| end if; |
| |
| if Is_Remote_Types (Uent) then |
| Write_Info_Str (" RT"); |
| end if; |
| |
| if Serious_Errors_Detected /= 0 then |
| Write_Info_Str (" SE"); |
| end if; |
| |
| if Is_Shared_Passive (Uent) then |
| Write_Info_Str (" SP"); |
| end if; |
| |
| if Ukind = N_Subprogram_Declaration |
| or else Ukind = N_Subprogram_Body |
| then |
| Write_Info_Str (" SU"); |
| |
| elsif Ukind = N_Package_Declaration |
| or else |
| Ukind = N_Package_Body |
| then |
| -- If this is a wrapper package for a subprogram instantiation, |
| -- the user view is the subprogram. Note that in this case the |
| -- ali file contains both the spec and body of the instance. |
| |
| if Is_Wrapper_Package (Uent) then |
| Write_Info_Str (" SU"); |
| else |
| Write_Info_Str (" PK"); |
| end if; |
| |
| elsif Ukind = N_Generic_Package_Declaration then |
| Write_Info_Str (" PK"); |
| |
| end if; |
| |
| if Ukind in N_Generic_Declaration |
| or else |
| (Present (Library_Unit (Unode)) |
| and then |
| Nkind (Unit (Library_Unit (Unode))) in N_Generic_Declaration) |
| then |
| Write_Info_Str (" GE"); |
| end if; |
| |
| if not Is_Internal_Unit (Unit_Num) then |
| case Identifier_Casing (Source_Index (Unit_Num)) is |
| when All_Lower_Case => Write_Info_Str (" IL"); |
| when All_Upper_Case => Write_Info_Str (" IU"); |
| when others => null; |
| end case; |
| |
| case Keyword_Casing (Source_Index (Unit_Num)) is |
| when Mixed_Case => Write_Info_Str (" KM"); |
| when All_Upper_Case => Write_Info_Str (" KU"); |
| when others => null; |
| end case; |
| end if; |
| |
| if Initialize_Scalars or else Invalid_Value_Used then |
| Write_Info_Str (" IS"); |
| end if; |
| |
| Write_Info_EOL; |
| |
| -- Generate with lines, first those that are directly with'ed |
| |
| for J in With_Flags'Range loop |
| With_Flags (J) := False; |
| Elab_Flags (J) := False; |
| Elab_All_Flags (J) := False; |
| Elab_Des_Flags (J) := False; |
| Elab_All_Des_Flags (J) := False; |
| Has_Implicit_With (J) := Unknown; |
| end loop; |
| |
| Collect_Withs (Unode); |
| |
| -- For a body, we must also check for any subunits which belong to |
| -- it and which have context clauses of their own, since these |
| -- with'ed units are part of its own elaboration dependencies. |
| |
| if Nkind (Unit (Unode)) in N_Unit_Body then |
| for S in Units.First .. Last_Unit loop |
| |
| -- We are only interested in subunits. For preproc. data and |
| -- def. files, Cunit is Empty, so we need to test that first. |
| |
| if Cunit (S) /= Empty |
| and then Nkind (Unit (Cunit (S))) = N_Subunit |
| then |
| Pnode := Library_Unit (Cunit (S)); |
| |
| -- In gnatc mode, the errors in the subunits will not have |
| -- been recorded, but the analysis of the subunit may have |
| -- failed. There is no information to add to ALI file in |
| -- this case. |
| |
| if No (Pnode) then |
| exit; |
| end if; |
| |
| -- Find ultimate parent of the subunit |
| |
| while Nkind (Unit (Pnode)) = N_Subunit loop |
| Pnode := Library_Unit (Pnode); |
| end loop; |
| |
| -- See if it belongs to current unit, and if so, include |
| -- its with_clauses. |
| |
| if Pnode = Unode then |
| Collect_Withs (Cunit (S)); |
| end if; |
| end if; |
| end loop; |
| end if; |
| |
| Write_With_Lines; |
| |
| -- Generate task stack lines |
| |
| if Primary_Stack_Count (Unit_Num) > 0 |
| or else Sec_Stack_Count (Unit_Num) > 0 |
| then |
| Write_Info_Initiate ('T'); |
| Write_Info_Char (' '); |
| Write_Info_Int (Primary_Stack_Count (Unit_Num)); |
| Write_Info_Char (' '); |
| Write_Info_Int (Sec_Stack_Count (Unit_Num)); |
| Write_Info_EOL; |
| end if; |
| |
| -- Generate the linker option lines |
| |
| for J in 1 .. Linker_Option_Lines.Last loop |
| |
| -- Pragma Linker_Options is not allowed in predefined generic |
| -- units. This is because they won't be read, due to the fact that |
| -- with lines for generic units lack the file name and lib name |
| -- parameters (see Lib_Writ spec for an explanation). |
| |
| if Is_Generic_Unit (Cunit_Entity (Main_Unit)) |
| and then Is_Predefined_Unit (Current_Sem_Unit) |
| and then Linker_Option_Lines.Table (J).Unit = Unit_Num |
| then |
| Set_Standard_Error; |
| Write_Line |
| ("linker options not allowed in predefined generic unit"); |
| raise Unrecoverable_Error; |
| end if; |
| |
| -- Output one linker option line |
| |
| declare |
| S : Linker_Option_Entry renames Linker_Option_Lines.Table (J); |
| begin |
| if S.Unit = Unit_Num then |
| Write_Info_Initiate ('L'); |
| Write_Info_Char (' '); |
| Write_Info_Slit (S.Option); |
| Write_Info_EOL; |
| end if; |
| end; |
| end loop; |
| |
| -- Output notes |
| |
| for J in 1 .. Notes.Last loop |
| declare |
| N : constant Node_Id := Notes.Table (J); |
| L : constant Source_Ptr := Sloc (N); |
| U : constant Unit_Number_Type := |
| Unit (Get_Source_File_Index (L)); |
| C : Character; |
| |
| Note_Unit : Unit_Number_Type; |
| -- The unit in whose U section this note must be emitted: |
| -- notes for subunits are emitted along with the main unit; |
| -- all other notes are emitted as part of the enclosing |
| -- compilation unit. |
| |
| begin |
| if U /= No_Unit and then Nkind (Unit (Cunit (U))) = N_Subunit |
| then |
| Note_Unit := Main_Unit; |
| else |
| Note_Unit := U; |
| end if; |
| |
| -- No action needed for pragmas removed by the expander (for |
| -- example, pragmas of ignored ghost entities). |
| |
| if Nkind (N) = N_Null_Statement then |
| pragma Assert (Nkind (Original_Node (N)) = N_Pragma); |
| null; |
| |
| elsif Note_Unit = Unit_Num then |
| Write_Info_Initiate ('N'); |
| Write_Info_Char (' '); |
| |
| case Pragma_Name (N) is |
| when Name_Annotate | Name_GNAT_Annotate => |
| C := 'A'; |
| when Name_Comment => |
| C := 'C'; |
| when Name_Ident => |
| C := 'I'; |
| when Name_Title => |
| C := 'T'; |
| when Name_Subtitle => |
| C := 'S'; |
| when others => |
| raise Program_Error; |
| end case; |
| |
| Write_Info_Char (C); |
| Write_Info_Int (Int (Get_Logical_Line_Number (L))); |
| Write_Info_Char (':'); |
| Write_Info_Int (Int (Get_Column_Number (L))); |
| |
| -- Indicate source file of annotation if different from |
| -- compilation unit source file (case of annotation coming |
| -- from a separate). |
| |
| if Get_Source_File_Index (L) /= Source_Index (Unit_Num) then |
| Write_Info_Char (':'); |
| Write_Info_Name (File_Name (Get_Source_File_Index (L))); |
| end if; |
| |
| declare |
| A : Node_Id; |
| |
| begin |
| A := First (Pragma_Argument_Associations (N)); |
| while Present (A) loop |
| Write_Info_Char (' '); |
| |
| if Chars (A) /= No_Name then |
| Write_Info_Name (Chars (A)); |
| Write_Info_Char (':'); |
| end if; |
| |
| declare |
| Expr : constant Node_Id := Expression (A); |
| |
| begin |
| if Nkind (Expr) = N_Identifier then |
| Write_Info_Name (Chars (Expr)); |
| |
| elsif Nkind (Expr) = N_Integer_Literal |
| and then Is_OK_Static_Expression (Expr) |
| then |
| Write_Info_Uint (Intval (Expr)); |
| |
| elsif Nkind (Expr) = N_String_Literal |
| and then Is_OK_Static_Expression (Expr) |
| then |
| Write_Info_Slit (Strval (Expr)); |
| |
| else |
| Write_Info_Str ("<expr>"); |
| end if; |
| end; |
| |
| Next (A); |
| end loop; |
| end; |
| |
| Write_Info_EOL; |
| end if; |
| end; |
| end loop; |
| end Write_Unit_Information; |
| |
| ---------------------- |
| -- Write_With_Lines -- |
| ---------------------- |
| |
| procedure Write_With_Lines is |
| Pname : constant Unit_Name_Type := |
| Get_Parent_Spec_Name (Unit_Name (Main_Unit)); |
| Body_Fname : File_Name_Type; |
| Body_Index : Nat; |
| Cunit : Node_Id; |
| Fname : File_Name_Type; |
| Num_Withs : Int := 0; |
| Unum : Unit_Number_Type; |
| Uname : Unit_Name_Type; |
| With_Table : Unit_Ref_Table (1 .. Pos (Last_Unit - Units.First + 1)); |
| |
| procedure Write_With_File_Names |
| (Nam : in out File_Name_Type; |
| Idx : Nat); |
| -- Write source file name Nam and ALI file name for unit index Idx. |
| -- Possibly change Nam to lowercase (generating a new file name). |
| |
| --------------------------- |
| -- Write_With_File_Names -- |
| --------------------------- |
| |
| procedure Write_With_File_Names |
| (Nam : in out File_Name_Type; |
| Idx : Nat) |
| is |
| begin |
| if not File_Names_Case_Sensitive then |
| Get_Name_String (Nam); |
| To_Lower (Name_Buffer (1 .. Name_Len)); |
| Nam := Name_Find; |
| end if; |
| |
| Write_Info_Name (Nam); |
| Write_Info_Tab (49); |
| Write_Info_Name (Lib_File_Name (Nam, Idx)); |
| end Write_With_File_Names; |
| |
| -- Start of processing for Write_With_Lines |
| |
| begin |
| -- Loop to build the with table. A with on the main unit itself |
| -- is ignored (AARM 10.2(14a)). Such a with-clause can occur if |
| -- the main unit is a subprogram with no spec, and a subunit of |
| -- it unnecessarily withs the parent. |
| |
| for J in Units.First + 1 .. Last_Unit loop |
| |
| -- Add element to with table if it is with'ed or if it is the |
| -- parent spec of the main unit (case of main unit is a child |
| -- unit). The latter with is not needed for semantic purposes, |
| -- but is required by the binder for elaboration purposes. For |
| -- preprocessing data and definition files, there is no Unit_Name, |
| -- check for that first. |
| |
| if Present (Unit_Name (J)) |
| and then (With_Flags (J) or else Unit_Name (J) = Pname) |
| then |
| Num_Withs := Num_Withs + 1; |
| With_Table (Num_Withs) := J; |
| end if; |
| end loop; |
| |
| -- Sort and output the table |
| |
| Sort (With_Table (1 .. Num_Withs)); |
| |
| for J in 1 .. Num_Withs loop |
| Unum := With_Table (J); |
| |
| -- Do not generate a with line for an ignored Ghost unit because |
| -- the unit does not have an ALI file. |
| |
| if Is_Ignored_Ghost_Entity (Cunit_Entity (Unum)) then |
| goto Next_With_Line; |
| end if; |
| |
| Cunit := Units.Table (Unum).Cunit; |
| Uname := Units.Table (Unum).Unit_Name; |
| Fname := Units.Table (Unum).Unit_File_Name; |
| |
| -- Limited with clauses must be processed first because they are |
| -- the most specific among the three kinds. |
| |
| if Ekind (Cunit_Entity (Unum)) = E_Package |
| and then From_Limited_With (Cunit_Entity (Unum)) |
| then |
| Write_Info_Initiate ('Y'); |
| |
| elsif Has_Implicit_With (Unum) = Yes then |
| Write_Info_Initiate ('Z'); |
| |
| else |
| Write_Info_Initiate ('W'); |
| end if; |
| |
| Write_Info_Char (' '); |
| Write_Info_Name (Uname); |
| |
| -- Now we need to figure out the names of the files that contain |
| -- the with'ed unit. These will usually be the files for the body, |
| -- except in the case of a package that has no body. Note that we |
| -- have a specific exemption here for predefined library generics |
| -- (see comments for Generic_May_Lack_ALI). We do not generate |
| -- dependency upon the ALI file for such units. Older compilers |
| -- used to not support generating code (and ALI) for generics, and |
| -- we want to avoid having different processing (namely, different |
| -- lists of files to be compiled) for different stages of the |
| -- bootstrap. |
| |
| if not ((Nkind (Unit (Cunit)) in N_Generic_Declaration |
| or else |
| Nkind (Unit (Cunit)) in N_Generic_Renaming_Declaration) |
| and then Generic_May_Lack_ALI (Unum)) |
| |
| -- In SPARK mode, always generate the dependencies on ALI |
| -- files, which are required to compute frame conditions |
| -- of subprograms. |
| |
| or else GNATprove_Mode |
| then |
| Write_Info_Tab (25); |
| |
| if Is_Spec_Name (Uname) then |
| Body_Fname := |
| Get_File_Name |
| (Uname => Get_Body_Name (Uname), |
| Subunit => False, |
| May_Fail => True); |
| |
| Body_Index := Get_Unit_Index (Get_Body_Name (Uname)); |
| |
| if Body_Fname = No_File then |
| Body_Fname := Get_File_Name (Uname, Subunit => False); |
| Body_Index := Get_Unit_Index (Uname); |
| end if; |
| else |
| Body_Fname := Get_File_Name (Uname, Subunit => False); |
| Body_Index := Get_Unit_Index (Uname); |
| end if; |
| |
| -- A package is considered to have a body if it requires |
| -- a body or if a body is present in Ada 83 mode. |
| |
| if Body_Required (Cunit) |
| or else (Ada_Version = Ada_83 |
| and then Full_Source_Name (Body_Fname) /= No_File) |
| then |
| Write_With_File_Names (Body_Fname, Body_Index); |
| else |
| Write_With_File_Names (Fname, Munit_Index (Unum)); |
| end if; |
| |
| if Ekind (Cunit_Entity (Unum)) = E_Package |
| and then From_Limited_With (Cunit_Entity (Unum)) |
| then |
| null; |
| else |
| if Elab_Flags (Unum) then |
| Write_Info_Str (" E"); |
| end if; |
| |
| if Elab_All_Flags (Unum) then |
| Write_Info_Str (" EA"); |
| end if; |
| |
| if Elab_Des_Flags (Unum) then |
| Write_Info_Str (" ED"); |
| end if; |
| |
| if Elab_All_Des_Flags (Unum) then |
| Write_Info_Str (" AD"); |
| end if; |
| end if; |
| end if; |
| |
| Write_Info_EOL; |
| |
| <<Next_With_Line>> |
| null; |
| end loop; |
| |
| -- Finally generate the special lines for cases of Restriction_Set |
| -- with No_Dependence and no restriction present. |
| |
| declare |
| Unam : Unit_Name_Type; |
| |
| begin |
| for J in Restriction_Set_Dependences.First .. |
| Restriction_Set_Dependences.Last |
| loop |
| Unam := Restriction_Set_Dependences.Table (J); |
| |
| -- Don't need an entry if already in the unit table |
| |
| for U in 0 .. Last_Unit loop |
| if Unit_Name (U) = Unam then |
| goto Next_Restriction_Set; |
| end if; |
| end loop; |
| |
| -- Otherwise generate the entry |
| |
| Write_Info_Initiate ('W'); |
| Write_Info_Char (' '); |
| Write_Info_Name (Unam); |
| Write_Info_EOL; |
| |
| <<Next_Restriction_Set>> |
| null; |
| end loop; |
| end; |
| end Write_With_Lines; |
| |
| -- Start of processing for Write_ALI |
| |
| begin |
| -- We never write an ALI file if the original operating mode was |
| -- syntax-only (-gnats switch used in compiler invocation line). |
| |
| if Original_Operating_Mode = Check_Syntax then |
| return; |
| end if; |
| |
| -- Generation of ALI files may be disabled, e.g. for formal verification |
| -- back-end. |
| |
| if Disable_ALI_File then |
| return; |
| end if; |
| |
| -- Build sorted source dependency table |
| |
| for Unum in Units.First .. Last_Unit loop |
| if Cunit_Entity (Unum) = Empty |
| or else not From_Limited_With (Cunit_Entity (Unum)) |
| then |
| -- Units that are not analyzed need not appear in the dependency |
| -- list. These units are either units appearing in limited_with |
| -- clauses of other units, or units loaded for inlining that end |
| -- up not inlined by a later decision of the inlining code, to |
| -- prevent circularities. We want to exclude these files from the |
| -- list of dependencies, so that the dependency number of other |
| -- is correctly set, as that number is used by cross-reference |
| -- tools to relate entity information to the unit in which they |
| -- are declared. |
| |
| if Present (Cunit_Entity (Unum)) |
| and then Ekind (Cunit_Entity (Unum)) = E_Void |
| and then Nkind (Unit (Cunit (Unum))) /= N_Subunit |
| and then Serious_Errors_Detected = 0 |
| then |
| null; |
| |
| else |
| Num_Sdep := Num_Sdep + 1; |
| Sdep_Table (Num_Sdep) := Unum; |
| end if; |
| end if; |
| end loop; |
| |
| -- Sort the table so that the D lines are in order |
| |
| Lib.Sort (Sdep_Table (1 .. Num_Sdep)); |
| |
| -- Acquire compilation arguments and prepare to write out a new ali |
| -- file. |
| |
| Create_Output_Library_Info; |
| |
| -- Output version line |
| |
| Write_Info_Initiate ('V'); |
| Write_Info_Str (" """); |
| Write_Info_Str (Verbose_Library_Version); |
| Write_Info_Char ('"'); |
| |
| Write_Info_EOL; |
| |
| -- Output main program line if this is acceptable main program |
| |
| Output_Main_Program_Line : declare |
| U : Node_Id := Unit (Units.Table (Main_Unit).Cunit); |
| S : Node_Id; |
| |
| procedure M_Parameters; |
| -- Output parameters for main program line |
| |
| ------------------ |
| -- M_Parameters -- |
| ------------------ |
| |
| procedure M_Parameters is |
| begin |
| if Main_Priority (Main_Unit) /= Default_Main_Priority then |
| Write_Info_Char (' '); |
| Write_Info_Nat (Main_Priority (Main_Unit)); |
| end if; |
| |
| if Opt.Time_Slice_Set then |
| Write_Info_Str (" T="); |
| Write_Info_Nat (Opt.Time_Slice_Value); |
| end if; |
| |
| if Main_CPU (Main_Unit) /= Default_Main_CPU then |
| Write_Info_Str (" C="); |
| Write_Info_Nat (Main_CPU (Main_Unit)); |
| end if; |
| |
| Write_Info_Str (" W="); |
| Write_Info_Char |
| (WC_Encoding_Letters (Wide_Character_Encoding_Method)); |
| |
| Write_Info_EOL; |
| end M_Parameters; |
| |
| -- Start of processing for Output_Main_Program_Line |
| |
| begin |
| if Nkind (U) = N_Subprogram_Body |
| or else |
| (Nkind (U) = N_Package_Body |
| and then |
| Nkind (Original_Node (U)) in N_Subprogram_Instantiation) |
| then |
| -- If the unit is a subprogram instance, the entity for the |
| -- subprogram is the alias of the visible entity, which is the |
| -- related instance of the wrapper package. We retrieve the |
| -- subprogram declaration of the desired entity. |
| |
| if Nkind (U) = N_Package_Body then |
| U := Parent (Parent ( |
| Alias (Related_Instance (Defining_Unit_Name |
| (Specification (Unit (Library_Unit (Parent (U))))))))); |
| end if; |
| |
| S := Specification (U); |
| |
| -- A generic subprogram is never a main program |
| |
| if Nkind (U) = N_Subprogram_Body |
| and then Present (Corresponding_Spec (U)) |
| and then Is_Generic_Subprogram (Corresponding_Spec (U)) |
| then |
| null; |
| |
| elsif No (Parameter_Specifications (S)) then |
| if Nkind (S) = N_Procedure_Specification then |
| Write_Info_Initiate ('M'); |
| Write_Info_Str (" P"); |
| M_Parameters; |
| |
| else |
| declare |
| Nam : Node_Id := Defining_Unit_Name (S); |
| |
| begin |
| -- If it is a child unit, get its simple name |
| |
| if Nkind (Nam) = N_Defining_Program_Unit_Name then |
| Nam := Defining_Identifier (Nam); |
| end if; |
| |
| if Is_Integer_Type (Etype (Nam)) then |
| Write_Info_Initiate ('M'); |
| Write_Info_Str (" F"); |
| M_Parameters; |
| end if; |
| end; |
| end if; |
| end if; |
| end if; |
| end Output_Main_Program_Line; |
| |
| -- Write command argument ('A') lines |
| |
| for A in 1 .. Compilation_Switches.Last loop |
| Write_Info_Initiate ('A'); |
| Write_Info_Char (' '); |
| Write_Info_Str (Compilation_Switches.Table (A).all); |
| Write_Info_Terminate; |
| end loop; |
| |
| -- Output CUDA Kernel lines |
| |
| for Unit in Units.First .. Last_Unit loop |
| if Present (Cunit (Unit)) then |
| Output_CUDA_Symbols (Unit); |
| end if; |
| end loop; |
| |
| -- Output parameters ('P') line |
| |
| Write_Info_Initiate ('P'); |
| |
| if Compilation_Errors then |
| Write_Info_Str (" CE"); |
| end if; |
| |
| if Opt.Detect_Blocking then |
| Write_Info_Str (" DB"); |
| end if; |
| |
| if Tasking_Used and then not Is_Predefined_Unit (Main_Unit) then |
| if Locking_Policy /= ' ' then |
| Write_Info_Str (" L"); |
| Write_Info_Char (Locking_Policy); |
| end if; |
| |
| if Queuing_Policy /= ' ' then |
| Write_Info_Str (" Q"); |
| Write_Info_Char (Queuing_Policy); |
| end if; |
| |
| if Task_Dispatching_Policy /= ' ' then |
| Write_Info_Str (" T"); |
| Write_Info_Char (Task_Dispatching_Policy); |
| Write_Info_Char (' '); |
| end if; |
| end if; |
| |
| if GNATprove_Mode then |
| Write_Info_Str (" GP"); |
| end if; |
| |
| if Partition_Elaboration_Policy /= ' ' then |
| Write_Info_Str (" E"); |
| Write_Info_Char (Partition_Elaboration_Policy); |
| end if; |
| |
| if No_Component_Reordering_Config then |
| Write_Info_Str (" NC"); |
| end if; |
| |
| if not Object then |
| Write_Info_Str (" NO"); |
| end if; |
| |
| if No_Run_Time_Mode then |
| Write_Info_Str (" NR"); |
| end if; |
| |
| if Normalize_Scalars then |
| Write_Info_Str (" NS"); |
| end if; |
| |
| if Default_SSO_Config /= ' ' then |
| Write_Info_Str (" O"); |
| Write_Info_Char (Default_SSO_Config); |
| end if; |
| |
| if Sec_Stack_Used then |
| Write_Info_Str (" SS"); |
| end if; |
| |
| if Unreserve_All_Interrupts then |
| Write_Info_Str (" UA"); |
| end if; |
| |
| if ZCX_Exceptions then |
| Write_Info_Str (" ZX"); |
| end if; |
| |
| Write_Info_EOL; |
| |
| -- Before outputting the restrictions line, update the setting of |
| -- the No_Elaboration_Code flag. Violations of this restriction |
| -- cannot be detected until after the backend has been called since |
| -- it is the backend that sets this flag. We have to check all units |
| -- for which we have generated code |
| |
| for Unit in Units.First .. Last_Unit loop |
| if Units.Table (Unit).Generate_Code then |
| if not Has_No_Elaboration_Code (Cunit (Unit)) then |
| Main_Restrictions.Violated (No_Elaboration_Code) := True; |
| exit; |
| end if; |
| end if; |
| end loop; |
| |
| -- Positional case (only if debug flag -gnatd.R is set) |
| |
| if Debug_Flag_Dot_RR then |
| |
| -- Output first restrictions line |
| |
| Write_Info_Initiate ('R'); |
| Write_Info_Char (' '); |
| |
| -- First the information for the boolean restrictions |
| |
| for R in All_Boolean_Restrictions loop |
| if Main_Restrictions.Set (R) |
| and then not Restriction_Warnings (R) |
| then |
| Write_Info_Char ('r'); |
| elsif Main_Restrictions.Violated (R) then |
| Write_Info_Char ('v'); |
| else |
| Write_Info_Char ('n'); |
| end if; |
| end loop; |
| |
| -- And now the information for the parameter restrictions |
| |
| for RP in All_Parameter_Restrictions loop |
| if Main_Restrictions.Set (RP) |
| and then not Restriction_Warnings (RP) |
| then |
| Write_Info_Char ('r'); |
| Write_Info_Nat (Nat (Main_Restrictions.Value (RP))); |
| else |
| Write_Info_Char ('n'); |
| end if; |
| |
| if not Main_Restrictions.Violated (RP) |
| or else RP not in Checked_Parameter_Restrictions |
| then |
| Write_Info_Char ('n'); |
| else |
| Write_Info_Char ('v'); |
| Write_Info_Nat (Nat (Main_Restrictions.Count (RP))); |
| |
| if Main_Restrictions.Unknown (RP) then |
| Write_Info_Char ('+'); |
| end if; |
| end if; |
| end loop; |
| |
| Write_Info_EOL; |
| |
| -- Named case (if debug flag -gnatd.R is not set) |
| |
| else |
| declare |
| C : Character; |
| |
| begin |
| -- Write RN header line with preceding blank line |
| |
| Write_Info_EOL; |
| Write_Info_Initiate ('R'); |
| Write_Info_Char ('N'); |
| Write_Info_EOL; |
| |
| -- First the lines for the boolean restrictions |
| |
| for R in All_Boolean_Restrictions loop |
| if Main_Restrictions.Set (R) |
| and then not Restriction_Warnings (R) |
| then |
| C := 'R'; |
| elsif Main_Restrictions.Violated (R) then |
| C := 'V'; |
| else |
| goto Continue; |
| end if; |
| |
| Write_Info_Initiate ('R'); |
| Write_Info_Char (C); |
| Write_Info_Char (' '); |
| Write_Info_Str (All_Boolean_Restrictions'Image (R)); |
| Write_Info_EOL; |
| |
| <<Continue>> |
| null; |
| end loop; |
| end; |
| |
| -- And now the lines for the parameter restrictions |
| |
| for RP in All_Parameter_Restrictions loop |
| if Main_Restrictions.Set (RP) |
| and then not Restriction_Warnings (RP) |
| then |
| Write_Info_Initiate ('R'); |
| Write_Info_Str ("R "); |
| Write_Info_Str (All_Parameter_Restrictions'Image (RP)); |
| Write_Info_Char ('='); |
| Write_Info_Nat (Nat (Main_Restrictions.Value (RP))); |
| Write_Info_EOL; |
| end if; |
| |
| if not Main_Restrictions.Violated (RP) |
| or else RP not in Checked_Parameter_Restrictions |
| then |
| null; |
| else |
| Write_Info_Initiate ('R'); |
| Write_Info_Str ("V "); |
| Write_Info_Str (All_Parameter_Restrictions'Image (RP)); |
| Write_Info_Char ('='); |
| Write_Info_Nat (Nat (Main_Restrictions.Count (RP))); |
| |
| if Main_Restrictions.Unknown (RP) then |
| Write_Info_Char ('+'); |
| end if; |
| |
| Write_Info_EOL; |
| end if; |
| end loop; |
| end if; |
| |
| -- Output R lines for No_Dependence entries |
| |
| for J in No_Dependences.First .. No_Dependences.Last loop |
| if In_Extended_Main_Source_Unit (No_Dependences.Table (J).Unit) |
| and then not No_Dependences.Table (J).Warn |
| then |
| Write_Info_Initiate ('R'); |
| Write_Info_Char (' '); |
| Write_Unit_Name (No_Dependences.Table (J).Unit); |
| Write_Info_EOL; |
| end if; |
| end loop; |
| |
| -- Output interrupt state lines |
| |
| for J in Interrupt_States.First .. Interrupt_States.Last loop |
| Write_Info_Initiate ('I'); |
| Write_Info_Char (' '); |
| Write_Info_Nat (Interrupt_States.Table (J).Interrupt_Number); |
| Write_Info_Char (' '); |
| Write_Info_Char (Interrupt_States.Table (J).Interrupt_State); |
| Write_Info_Char (' '); |
| Write_Info_Nat |
| (Nat (Get_Logical_Line_Number |
| (Interrupt_States.Table (J).Pragma_Loc))); |
| Write_Info_EOL; |
| end loop; |
| |
| -- Output priority specific dispatching lines |
| |
| for J in Specific_Dispatching.First .. Specific_Dispatching.Last loop |
| Write_Info_Initiate ('S'); |
| Write_Info_Char (' '); |
| Write_Info_Char (Specific_Dispatching.Table (J).Dispatching_Policy); |
| Write_Info_Char (' '); |
| Write_Info_Nat (Specific_Dispatching.Table (J).First_Priority); |
| Write_Info_Char (' '); |
| Write_Info_Nat (Specific_Dispatching.Table (J).Last_Priority); |
| Write_Info_Char (' '); |
| Write_Info_Nat |
| (Nat (Get_Logical_Line_Number |
| (Specific_Dispatching.Table (J).Pragma_Loc))); |
| Write_Info_EOL; |
| end loop; |
| |
| -- Loop through file table to output information for all units for which |
| -- we have generated code, as marked by the Generate_Code flag. |
| |
| for Unit in Units.First .. Last_Unit loop |
| if Units.Table (Unit).Generate_Code |
| or else Unit = Main_Unit |
| then |
| Write_Info_EOL; -- blank line |
| Write_Unit_Information (Unit); |
| end if; |
| end loop; |
| |
| Write_Info_EOL; -- blank line |
| |
| -- Output external version reference lines |
| |
| for J in 1 .. Version_Ref.Last loop |
| Write_Info_Initiate ('E'); |
| Write_Info_Char (' '); |
| |
| for K in 1 .. String_Length (Version_Ref.Table (J)) loop |
| Write_Info_Char_Code (Get_String_Char (Version_Ref.Table (J), K)); |
| end loop; |
| |
| Write_Info_EOL; |
| end loop; |
| |
| -- Prepare to output the source dependency lines |
| |
| declare |
| Unum : Unit_Number_Type; |
| -- Number of unit being output |
| |
| Sind : Source_File_Index; |
| -- Index of corresponding source file |
| |
| Fname : File_Name_Type; |
| |
| begin |
| for J in 1 .. Num_Sdep loop |
| Unum := Sdep_Table (J); |
| Units.Table (Unum).Dependency_Num := J; |
| Sind := Source_Index (Unum); |
| |
| Write_Info_Initiate ('D'); |
| Write_Info_Char (' '); |
| |
| -- Normal case of a unit entry with a source index |
| |
| if Sind > No_Source_File then |
| |
| if Config_Files_Store_Basename then |
| Fname := Strip_Directory (File_Name (Sind)); |
| else |
| Fname := File_Name (Sind); |
| end if; |
| |
| -- Ensure that on platforms where the file names are not |
| -- case sensitive, the recorded file name is in lower case. |
| |
| if not File_Names_Case_Sensitive then |
| Get_Name_String (Fname); |
| To_Lower (Name_Buffer (1 .. Name_Len)); |
| Fname := Name_Find; |
| end if; |
| |
| Write_Info_Name_May_Be_Quoted (Fname); |
| Write_Info_Tab (25); |
| Write_Info_Str (String (Time_Stamp (Sind))); |
| Write_Info_Char (' '); |
| Write_Info_Str (Get_Hex_String (Source_Checksum (Sind))); |
| |
| -- If the dependency comes from a limited_with clause, record |
| -- limited_checksum. This is disabled until full checksum |
| -- changes are checked. |
| |
| -- if Present (Cunit_Entity (Unum)) |
| -- and then From_Limited_With (Cunit_Entity (Unum)) |
| -- then |
| -- Write_Info_Char (' '); |
| -- Write_Info_Char ('Y'); |
| -- Write_Info_Str (Get_Hex_String (Limited_Chk_Sum (Sind))); |
| -- end if; |
| |
| -- If subunit, add unit name, omitting the %b at the end |
| |
| if Present (Cunit (Unum)) then |
| Get_Decoded_Name_String (Unit_Name (Unum)); |
| Write_Info_Char (' '); |
| |
| if Nkind (Unit (Cunit (Unum))) = N_Subunit then |
| Write_Info_Str (Name_Buffer (1 .. Name_Len - 2)); |
| else |
| Write_Info_Str (Name_Buffer (1 .. Name_Len)); |
| end if; |
| end if; |
| |
| -- If Source_Reference pragma used, output information |
| |
| if Num_SRef_Pragmas (Sind) > 0 then |
| Write_Info_Char (' '); |
| |
| if Num_SRef_Pragmas (Sind) = 1 then |
| Write_Info_Nat (Int (First_Mapped_Line (Sind))); |
| else |
| Write_Info_Nat (0); |
| end if; |
| |
| Write_Info_Char (':'); |
| Write_Info_Name (Reference_Name (Sind)); |
| end if; |
| |
| -- Case where there is no source index (happens for missing |
| -- files). In this case we write a dummy time stamp. |
| |
| else |
| Write_Info_Name (Unit_File_Name (Unum)); |
| Write_Info_Tab (25); |
| Write_Info_Str (String (Dummy_Time_Stamp)); |
| Write_Info_Char (' '); |
| Write_Info_Str (Get_Hex_String (0)); |
| end if; |
| |
| Write_Info_EOL; |
| end loop; |
| end; |
| |
| -- Output the invocation graph |
| |
| Write_Invocation_Graph; |
| |
| -- Output cross-references |
| |
| if Opt.Xref_Active then |
| Output_References; |
| end if; |
| |
| -- Output SCO information if present |
| |
| if Generate_SCO then |
| SCO_Record_Filtered; |
| SCO_Output; |
| end if; |
| |
| -- Output final blank line and we are done. This final blank line is |
| -- probably junk, but we don't feel like making an incompatible change. |
| |
| Write_Info_Terminate; |
| Close_Output_Library_Info; |
| end Write_ALI; |
| |
| -------------------------------- |
| -- Write_Invocation_Construct -- |
| -------------------------------- |
| |
| procedure Write_Invocation_Construct (IC_Id : Invocation_Construct_Id) is |
| begin |
| -- G header |
| |
| Write_Info_Initiate ('G'); |
| Write_Info_Char (' '); |
| |
| -- line-kind |
| |
| Write_Info_Char |
| (Invocation_Graph_Line_Kind_To_Code (Invocation_Construct_Line)); |
| Write_Info_Char (' '); |
| |
| -- construct-kind |
| |
| Write_Info_Char (Invocation_Construct_Kind_To_Code (Kind (IC_Id))); |
| Write_Info_Char (' '); |
| |
| -- construct-spec-placement |
| |
| Write_Info_Char |
| (Declaration_Placement_Kind_To_Code (Spec_Placement (IC_Id))); |
| Write_Info_Char (' '); |
| |
| -- construct-body-placement |
| |
| Write_Info_Char |
| (Declaration_Placement_Kind_To_Code (Body_Placement (IC_Id))); |
| Write_Info_Char (' '); |
| |
| -- construct-signature |
| |
| Write_Invocation_Signature (Signature (IC_Id)); |
| Write_Info_EOL; |
| end Write_Invocation_Construct; |
| |
| --------------------------------------- |
| -- Write_Invocation_Graph_Attributes -- |
| --------------------------------------- |
| |
| procedure Write_Invocation_Graph_Attributes is |
| begin |
| -- G header |
| |
| Write_Info_Initiate ('G'); |
| Write_Info_Char (' '); |
| |
| -- line-kind |
| |
| Write_Info_Char |
| (Invocation_Graph_Line_Kind_To_Code |
| (Invocation_Graph_Attributes_Line)); |
| Write_Info_Char (' '); |
| |
| -- encoding-kind |
| |
| Write_Info_Char |
| (Invocation_Graph_Encoding_Kind_To_Code (Invocation_Graph_Encoding)); |
| Write_Info_EOL; |
| end Write_Invocation_Graph_Attributes; |
| |
| ---------------------------- |
| -- Write_Invocation_Graph -- |
| ---------------------------- |
| |
| procedure Write_Invocation_Graph is |
| begin |
| Write_Invocation_Graph_Attributes; |
| |
| -- First write out all invocation constructs declared within the current |
| -- unit. This ensures that when this invocation is read, the invocation |
| -- constructs are materialized before they are referenced by invocation |
| -- relations. |
| |
| For_Each_Invocation_Construct (Write_Invocation_Construct'Access); |
| |
| -- Write out all invocation relations that originate from invocation |
| -- constructs delared in the current unit. |
| |
| For_Each_Invocation_Relation (Write_Invocation_Relation'Access); |
| end Write_Invocation_Graph; |
| |
| ------------------------------- |
| -- Write_Invocation_Relation -- |
| ------------------------------- |
| |
| procedure Write_Invocation_Relation (IR_Id : Invocation_Relation_Id) is |
| begin |
| -- G header |
| |
| Write_Info_Initiate ('G'); |
| Write_Info_Char (' '); |
| |
| -- line-kind |
| |
| Write_Info_Char |
| (Invocation_Graph_Line_Kind_To_Code (Invocation_Relation_Line)); |
| Write_Info_Char (' '); |
| |
| -- relation-kind |
| |
| Write_Info_Char (Invocation_Kind_To_Code (Kind (IR_Id))); |
| Write_Info_Char (' '); |
| |
| -- (extra-name | "none") |
| |
| if Present (Extra (IR_Id)) then |
| Write_Info_Name (Extra (IR_Id)); |
| else |
| Write_Info_Str ("none"); |
| end if; |
| |
| Write_Info_Char (' '); |
| |
| -- invoker-signature |
| |
| Write_Invocation_Signature (Invoker (IR_Id)); |
| Write_Info_Char (' '); |
| |
| -- target-signature |
| |
| Write_Invocation_Signature (Target (IR_Id)); |
| |
| Write_Info_EOL; |
| end Write_Invocation_Relation; |
| |
| -------------------------------- |
| -- Write_Invocation_Signature -- |
| -------------------------------- |
| |
| procedure Write_Invocation_Signature (IS_Id : Invocation_Signature_Id) is |
| begin |
| -- [ |
| |
| Write_Info_Char ('['); |
| |
| -- name |
| |
| Write_Info_Name (Name (IS_Id)); |
| Write_Info_Char (' '); |
| |
| -- scope |
| |
| Write_Info_Name (IS_Scope (IS_Id)); |
| Write_Info_Char (' '); |
| |
| -- line |
| |
| Write_Info_Nat (Line (IS_Id)); |
| Write_Info_Char (' '); |
| |
| -- column |
| |
| Write_Info_Nat (Column (IS_Id)); |
| Write_Info_Char (' '); |
| |
| -- (locations | "none") |
| |
| if Present (Locations (IS_Id)) then |
| Write_Info_Name (Locations (IS_Id)); |
| else |
| Write_Info_Str ("none"); |
| end if; |
| |
| -- ] |
| |
| Write_Info_Char (']'); |
| end Write_Invocation_Signature; |
| |
| --------------------- |
| -- Write_Unit_Name -- |
| --------------------- |
| |
| procedure Write_Unit_Name (N : Node_Id) is |
| begin |
| if Nkind (N) = N_Identifier then |
| Write_Info_Name (Chars (N)); |
| |
| else |
| pragma Assert (Nkind (N) = N_Selected_Component); |
| Write_Unit_Name (Prefix (N)); |
| Write_Info_Char ('.'); |
| Write_Unit_Name (Selector_Name (N)); |
| end if; |
| end Write_Unit_Name; |
| |
| end Lib.Writ; |