ocarina-backends-po_hi_c-deployment.adb 99.4 KB
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------------------------------------------------------------------------------
--                                                                          --
--                           OCARINA COMPONENTS                             --
--                                                                          --
--  O C A R I N A . B A C K E N D S . P O _ H I _ C . D E P L O Y M E N T   --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
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--    Copyright (C) 2008-2009 Telecom ParisTech, 2010-2015 ESA & ISAE.      --
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--                                                                          --
-- Ocarina  is free software;  you  can  redistribute  it and/or  modify    --
-- it under terms of the GNU General Public License as published by the     --
-- Free Software Foundation; either version 2, or (at your option) any      --
-- later version. Ocarina is distributed  in  the  hope  that it will be    --
-- useful, but WITHOUT 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 Ocarina; see file COPYING.   --
-- If not, write to the Free Software Foundation, 51 Franklin Street, Fifth --
-- Floor, Boston, MA 02111-1301, 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.                                       --
--                                                                          --
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--                 Ocarina is maintained by the TASTE project               --
--                      (taste-users@lists.tuxfamily.org)                   --
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--                                                                          --
------------------------------------------------------------------------------

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with Ocarina.Namet;
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with Utils; use Utils;
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with Ocarina.ME_AADL;
with Ocarina.ME_AADL.AADL_Instances.Nodes;
with Ocarina.ME_AADL.AADL_Instances.Nutils;
with Ocarina.ME_AADL.AADL_Instances.Entities;

with Ocarina.Backends.Utils;
with Ocarina.Backends.C_Values;
with Ocarina.Backends.C_Tree.Nutils;
with Ocarina.Backends.C_Tree.Nodes;
with Ocarina.Backends.C_Common.Mapping;
with Ocarina.Backends.PO_HI_C.Runtime;
with Ocarina.Backends.Properties;
with Ocarina.Backends.Messages;

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with Ocarina.Instances.Queries;

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with Locations;

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package body Ocarina.Backends.PO_HI_C.Deployment is

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   use Ocarina.Namet;
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   use Ocarina.ME_AADL;
   use Ocarina.ME_AADL.AADL_Instances.Nodes;
   use Ocarina.ME_AADL.AADL_Instances.Entities;
   use Ocarina.Backends.Utils;
   use Ocarina.Backends.C_Values;
   use Ocarina.Backends.C_Tree.Nutils;
   use Ocarina.Backends.C_Common.Mapping;
   use Ocarina.Backends.PO_HI_C.Runtime;
   use Ocarina.Backends.Properties;
   use Ocarina.Backends.Messages;
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   use Ocarina.Instances.Queries;
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   use Locations;

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   package AAN renames Ocarina.ME_AADL.AADL_Instances.Nodes;
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   package AAU renames Ocarina.ME_AADL.AADL_Instances.Nutils;
   package CV renames Ocarina.Backends.C_Values;
   package CTN renames Ocarina.Backends.C_Tree.Nodes;
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   package CTU renames Ocarina.Backends.C_Tree.Nutils;
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   Entity_Array           : Node_Id;
   Devices_Array          : Node_Id;
   Devices_Nb_Buses_Array : Node_Id;
   Devices_Confvars       : Node_Id;
   Protocols_Conf         : Node_Id;
   Devices_Buses_Array    : Node_Id;
   Port_To_Devices        : Node_Id;
   Devices_To_Nodes       : Node_Id;
   Global_Port_Kind       : Node_Id;
   Global_Port_Queue_Size : Node_Id;
   Global_Port_Data_Size  : Node_Id;
   Global_Ports           : List_Id;
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   function Is_Added (P : Node_Id; E : Node_Id) return Boolean;
   function Added_Internal_Name (P : Node_Id; E : Node_Id) return Name_Id;

   --------------
   -- Is_Added --
   --------------

   function Is_Added (P : Node_Id; E : Node_Id) return Boolean is
      I_Name : constant Name_Id := Added_Internal_Name (P, E);
   begin
      return Get_Name_Table_Byte (I_Name) = 1;
   end Is_Added;

   -------------------------
   -- Added_Internal_Name --
   -------------------------

   function Added_Internal_Name (P : Node_Id; E : Node_Id) return Name_Id is
   begin
      Set_Str_To_Name_Buffer ("%add%enumerator%");
      Add_Nat_To_Name_Buffer (Nat (P));
      Add_Char_To_Name_Buffer ('%');
      Add_Nat_To_Name_Buffer (Nat (E));

      return Name_Find;
   end Added_Internal_Name;

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   -----------------
   -- Header_File --
   -----------------

   package body Header_File is

      procedure Visit_Architecture_Instance (E : Node_Id);
      procedure Visit_Component_Instance (E : Node_Id);
      procedure Visit_System_Instance (E : Node_Id);
      procedure Visit_Process_Instance (E : Node_Id);
      procedure Visit_Thread_Instance (E : Node_Id);
      procedure Visit_Subprogram_Instance (E : Node_Id);
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      procedure Visit_Device_Instance (E : Node_Id);
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      procedure Visit_Bus_Instance (E : Node_Id);
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      procedure Visit_Virtual_Bus_Instance (E : Node_Id);
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      procedure Set_Added (P : Node_Id; E : Node_Id);

      procedure Append_Existing
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        (S         :        Node_Id;
         L         :        List_Id;
         Id        : in out Unsigned_Long_Long;
         Is_Entity :        Boolean := False);
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      --  Append a node in a List. If the node was node already processed,
      --  it assigns a value (using the Id) argument to the node and bind
      --  it to the Backend Node of S. Is a value was already assigned, it
      --  simply uses it and append the it in the list.
      --  This function is used to warrant that all entities will have
      --  the same values on each node.

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      Nb_Ports_List           : List_Id;
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      Node_Enumerator_List    : List_Id;
      Tasks_Enumerator_List   : List_Id;
      Devices_Enumerator_List : List_Id;
      Buses_Enumerator_List   : List_Id;
      Entity_Enumerator_List  : List_Id;
      Global_Port_List        : List_Id;
      Protocol_List           : List_Id;
      Global_Port_Names       : Node_Id;
      Global_Port_Model_Names : Node_Id;
      Local_Port_List         : List_Id;
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      Nb_Nodes : Unsigned_Long_Long;
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      Current_Process_Instance : Node_Id := No_Node;
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      Global_Port_To_Entity : Node_Id;
      Global_Port_To_Local  : Node_Id;
      Local_Port_Values     : Node_Id;
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      Invalid_Local_Port_Added  : Boolean := False;
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      Invalid_Protocol_Added    : Boolean := False;
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      Invalid_Global_Port_Added : Boolean := False;
      Invalid_Entity_Added      : Boolean := False;

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      Current_Device : Node_Id := No_Node;
      --  Current_Process : Node_Id := No_Node;

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      --  Point to the process currently visited. When we visit a process
      --  we look at all its ports and visit the called subprograms. So,
      --  we need to know if these subprograms are linked with the currrent
      --  process.

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      Node_Identifier        : Unsigned_Long_Long := 0;
      Protocol_Identifier    : Unsigned_Long_Long := 0;
      Global_Port_Identifier : Unsigned_Long_Long := 0;
      Local_Port_Identifier  : Unsigned_Long_Long := 0;
      Entity_Identifier      : Unsigned_Long_Long := 0;
      Task_Identifier        : Unsigned_Long_Long := 0;
      Nb_Protected           : Unsigned_Long_Long := 0;
      Device_Id              : Unsigned_Long_Long := 0;
      Bus_Id                 : Unsigned_Long_Long := 0;
      Nb_Ports_In_Process    : Unsigned_Long_Long := 0;
      Nb_Ports_Total         : Unsigned_Long_Long := 0;
      Total_Ports_Node       : Node_Id            := No_Node;
      Nb_Entities_Node       : Node_Id            := No_Node;
      Nb_Devices_Node        : Node_Id            := No_Node;
      Nb_Buses_Node          : Node_Id            := No_Node;
      Nb_Protocols_Node      : Node_Id            := No_Node;
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      --  The information from Simulink can come
      --  from both data and subprograms. So, to avoid
      --  conflict, we add relevant informations from
      --  the first component that have them. And for other
      --  components, we add nothing.

      ---------------------
      -- Append_Existing --
      ---------------------

      procedure Append_Existing
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        (S         :        Node_Id;
         L         :        List_Id;
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         Id        : in out Unsigned_Long_Long;
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         Is_Entity :        Boolean := False)
      is
         N : Node_Id;
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      begin
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         if No (Backend_Node (Identifier (S)))
           or else
           (Present (Backend_Node (Identifier (S)))
            and then No (CTN.Enumerator_Node (Backend_Node (Identifier (S)))))
         then

            N :=
              Make_Expression
                (Make_Defining_Identifier
                   (Map_C_Enumerator_Name
                      (S,
                       Custom_Parent => Current_Device,
                       Entity        => Is_Entity)),
                 Op_Equal,
                 Make_Literal (CV.New_Int_Value (Id, 0, 10)));
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            Bind_AADL_To_Enumerator (Identifier (S), N);
            Append_Node_To_List (N, L);
            Id := Id + 1;
         end if;
      end Append_Existing;

      ---------------
      -- Set_Added --
      ---------------

      procedure Set_Added (P : Node_Id; E : Node_Id) is
         I_Name : constant Name_Id := Added_Internal_Name (P, E);
      begin
         Set_Name_Table_Byte (I_Name, 1);
      end Set_Added;

      -----------
      -- Visit --
      -----------

      procedure Visit (E : Node_Id) is
      begin
         case Kind (E) is
            when K_Architecture_Instance =>
               Visit_Architecture_Instance (E);

            when K_Component_Instance =>
               Visit_Component_Instance (E);

            when others =>
               null;
         end case;
      end Visit;

      ---------------------------------
      -- Visit_Architecture_Instance --
      ---------------------------------

      procedure Visit_Architecture_Instance (E : Node_Id) is
      begin
         Visit (Root_System (E));
      end Visit_Architecture_Instance;

      ------------------------------
      -- Visit_Component_Instance --
      ------------------------------

      procedure Visit_Component_Instance (E : Node_Id) is
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         Category : constant Component_Category :=
           Get_Category_Of_Component (E);
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      begin
         case Category is
            when CC_System =>
               Visit_System_Instance (E);

            when CC_Process =>
               Visit_Process_Instance (E);

            when CC_Thread =>
               Visit_Thread_Instance (E);

            when CC_Subprogram =>
               Visit_Subprogram_Instance (E);

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            when CC_Device =>
               Visit_Device_Instance (E);

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            when CC_Bus =>
               Visit_Bus_Instance (E);

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            when CC_Virtual_Bus =>
               Visit_Virtual_Bus_Instance (E);

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            when others =>
               null;
         end case;
      end Visit_Component_Instance;

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      ------------------------
      -- Visit_Bus_Instance --
      ------------------------

      procedure Visit_Bus_Instance (E : Node_Id) is
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         N : Node_Id;
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      begin
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         N :=
           Make_Expression
             (Make_Defining_Identifier
                (Map_C_Enumerator_Name (E, Entity => False)),
              Op_Equal,
              (Make_Literal (CV.New_Int_Value (Bus_Id, 0, 10))));
         Append_Node_To_List (N, Buses_Enumerator_List);
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         Bus_Id := Bus_Id + 1;

         CTN.Set_Value (Nb_Buses_Node, New_Int_Value (Bus_Id, 1, 10));
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      end Visit_Bus_Instance;

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      --------------------------------
      -- Visit_Virtual_Bus_Instance --
      --------------------------------

      procedure Visit_Virtual_Bus_Instance (E : Node_Id) is
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         N        : Node_Id;
         C        : Node_Id;
         S        : Node_Id;
         Impl     : Node_Id;
         Found    : Boolean;
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         PName    : Name_Id;
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         Bus_Conf : constant Node_Id := Make_Array_Values;
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      begin
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         --  A virtual bus describe a user-defined protocol.
         --  We are expecting that such a component defines some
         --  sub-components that model how it works.
         --  We are expecting at least one subprogram
         --  for marshalling (called marshaller in the subcomponent)
         --  and one for unmarshalling.

         --  Here, we retrieve the implementation of the protocol, as
         --  an abstract component. Then, we look for the marshaller
         --  and unmarshaller components that model protocol internals.

         Impl := Get_Implementation (E);

         --  If there is no abstract component associated with the virtual
         --  bus, this is useless to continue.

         if Impl = No_Node then
            return;
         end if;

         --  Make sure we include the header of subprograms
         --  in order to avoid any compilation issue (warning/errors).
         Set_Deployment_Source;
         Add_Include (RH (RH_Subprograms));
         Set_Deployment_Header;

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         --  Add a maccro __PO_HI_USE_PROTOCOL_<NAME> so that we can
         --  make conditional compilation depending on the protocol
         --  that are used within the distributed system.
         Set_Str_To_Name_Buffer ("__PO_HI_USE_PROTOCOL_");
         Get_Name_String_And_Append (Name (Identifier (E)));

         PName := Name_Find;
         PName := To_Upper (To_C_Name (PName));

         Add_Define_Deployment
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           (Make_Defining_Identifier (PName, C_Conversion => False));
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         --  If there is a backend node and a naming node associated
         --  with it, it means that we already processed this protocol
         --  and correctly mapped it in the generated code.

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         if Backend_Node (Identifier (E)) /= No_Node
           and then CTN.Naming_Node (Backend_Node (Identifier (E))) /= No_Node
         then
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            return;
         end if;

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         --  First, we are looking for the marshaller subcomponent.
         --  If not found, we raise an error.

         Found := False;

         if not AAU.Is_Empty (Subcomponents (Impl)) then
            S := First_Node (Subcomponents (Impl));
            while Present (S) loop
               C := Corresponding_Instance (S);
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               if AAU.Is_Subprogram (C)
                 and then
                   Get_Name_String (Name (Identifier (S))) =
                   "marshaller"
               then
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                  Append_Node_To_List
                    (Map_C_Defining_Identifier (C),
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                     CTN.Values (Bus_Conf));
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                  Found := True;
               end if;

               S := Next_Node (S);
            end loop;
         end if;

         if not Found then
            Display_Error
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              ("User-defined protocol does define a marshaller",
               Fatal => True);
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         end if;

         --  First, we are looking for the unmarshaller subcomponent.
         --  If not found, we display an error.

         Found := False;

         if not AAU.Is_Empty (Subcomponents (Impl)) then
            S := First_Node (Subcomponents (Impl));
            while Present (S) loop
               C := Corresponding_Instance (S);
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               if AAU.Is_Subprogram (C)
                 and then
                   Get_Name_String (Name (Identifier (S))) =
                   "unmarshaller"
               then
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                  Append_Node_To_List
                    (Map_C_Defining_Identifier (C),
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                     CTN.Values (Bus_Conf));
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                  Found := True;
               end if;

               S := Next_Node (S);
            end loop;
         end if;

         if not Found then
            Display_Error
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              ("User-defined protocol does define a unmarshaller",
               Fatal => True);
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         end if;

--         Found := False;
--
--         if not AAU.Is_Empty (Subcomponents (Impl)) then
--            S := First_Node (Subcomponents (Impl));
--            while Present (S) loop
--               C := Corresponding_Instance (S);
--               if AAU.Is_Data (C) and then
--                  Append_Node_To_List
--                     (Map_C_Defining_Identifier (C),
--                     CTN.Values (Bus_Conf));
--               end if;
--               S := Next_Node (S);
--            end loop;
--         end if;
--
--         if not Found then
--            Display_Error
--               ("User-defined protocol does define an associated type",
--                Fatal => True);
--         end if;

         --  Here, we add the array we just built and that describe
         --  the protocol configuration into the global array
         --  that contain all protocols configuration.

         Append_Node_To_List (Bus_Conf, CTN.Values (Protocols_Conf));

         --  Finally, we assigned a unique protocol identifier to the
         --  virtual bus, that will be mapped in the protocol_t enumeration
         --  in deployment.h.

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         N :=
           Make_Expression
             (Make_Defining_Identifier (Map_C_Enumerator_Name (E)),
              Op_Equal,
              (Make_Literal (CV.New_Int_Value (Protocol_Identifier, 1, 10))));
         Append_Node_To_List (N, Protocol_List);
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         Protocol_Identifier := Protocol_Identifier + 1;

         CTN.Set_Value
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           (Nb_Protocols_Node,
            New_Int_Value (Protocol_Identifier, 1, 10));
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         Bind_AADL_To_Naming
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           (Identifier (E),
            Make_Defining_Identifier (Map_C_Enumerator_Name (E)));
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      end Visit_Virtual_Bus_Instance;

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      ---------------------------
      -- Visit_Device_Instance --
      ---------------------------

      procedure Visit_Device_Instance (E : Node_Id) is
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         N                     : Node_Id;
         U                     : Node_Id;
         P                     : Node_Id;
         Q                     : Node_Id;
         F                     : Node_Id;
         Conf_Str              : Name_Id          := No_Name;
         Tmp_Name              : Name_Id;
         Nb_Connected_Buses    : Unsigned_Long_Long;
         Accessed_Buses        : constant Node_Id := Make_Array_Values;
         Accessed_Bus          : Node_Id;
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         Device_Implementation : Node_Id;
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         Configuration_Data    : Node_Id;
         The_System            : constant Node_Id :=
           Parent_Component (Parent_Subcomponent (E));
         Associated_Process : Node_Id := No_Node;
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      begin
         Current_Device := E;

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         if Current_Process_Instance /= No_Node
           and then
             Get_Bound_Processor (E) =
             Get_Bound_Processor (Current_Process_Instance)
         then
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            if Backend_Node (Identifier (E)) /= No_Node
              and then
                CTN.Enumerator_Node (Backend_Node (Identifier (E))) /=
                No_Node
            then
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               return;
            end if;

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            Bind_AADL_To_Enumerator
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              (Identifier (E),
               Make_Defining_Identifier
                 (Map_C_Enumerator_Name (E, Entity => False)));
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            --  Try to find the process bounded with the device.
            Q := First_Node (Subcomponents (The_System));

            while Present (Q) loop
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               if AAU.Is_Process (Corresponding_Instance (Q))
                 and then
                   Get_Bound_Processor (Corresponding_Instance (Q)) =
                   Get_Bound_Processor (E)
               then
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                  Associated_Process := Q;
               end if;
               Q := Next_Node (Q);
            end loop;

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            N :=
              Make_Expression
                (Make_Defining_Identifier
                   (Map_C_Enumerator_Name (E, Entity => False)),
                 Op_Equal,
                 (Make_Literal (CV.New_Int_Value (Device_Id, 0, 10))));
            Append_Node_To_List (N, Devices_Enumerator_List);
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            if Associated_Process /= No_Node then
               Append_Node_To_List
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                 (Make_Defining_Identifier
                    (Map_C_Enumerator_Name (Associated_Process)),
                  CTN.Values (Devices_To_Nodes));
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            else
               Append_Node_To_List
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                 (RE (RE_Unused_Node),
                  CTN.Values (Devices_To_Nodes));
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            end if;

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            Device_Id := Device_Id + 1;
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            CTN.Set_Value (Nb_Devices_Node, New_Int_Value (Device_Id, 1, 10));
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            if Get_Location (E) /= No_Name then
               Get_Name_String (Get_Location (E));
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               Conf_Str := Name_Find;
               if Get_Port_Number (E) /= Properties.No_Value then
                  Set_Str_To_Name_Buffer (":");
                  Add_Str_To_Name_Buffer
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                    (Value_Id'Image (Get_Port_Number (E)));
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                  Tmp_Name := Name_Find;
               end if;
               Get_Name_String (Conf_Str);
               Get_Name_String_And_Append (Tmp_Name);
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               Conf_Str := Name_Find;
            elsif Is_Defined_Property (E, "deployment::channel_address") then
               Set_Str_To_Name_Buffer
593
594
                 (Unsigned_Long_Long'Image
                    (Get_Integer_Property (E, "deployment::channel_address")));
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               Conf_Str := Name_Find;
               if Is_Defined_Property (E, "deployment::process_id") then
                  Set_Str_To_Name_Buffer
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599
                    (Unsigned_Long_Long'Image
                       (Get_Integer_Property (E, "deployment::process_id")));
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                  Tmp_Name := Name_Find;
                  Get_Name_String (Conf_Str);
                  Add_Str_To_Name_Buffer (":");
                  Get_Name_String_And_Append (Tmp_Name);
                  Conf_Str := Name_Find;
               end if;
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610
            elsif Is_Defined_Property (E, "deployment::configuration")
              and then
                Get_String_Property (E, "deployment::configuration") /=
                No_Name
            then
611
               Get_Name_String
612
                 (Get_String_Property (E, "deployment::configuration"));
613
               Conf_Str := Name_Find;
614
615
            end if;

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            --  Now, we look at the amount of buses connected to
            --  the device and which bus is connected to which
            --  device. As a result, the arrays
            --  __po_hi_devices_nb_accessed_bus and
            --  __po_hi_devices_accessed_bus will be created.

            Nb_Connected_Buses := 0;

            if not AAU.Is_Empty (Features (E)) then
               F := First_Node (Features (E));

               while Present (F) loop
628
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                  if Kind (F) = K_Subcomponent_Access_Instance
                    and then AAU.Is_Bus (Corresponding_Instance (F))
                    and then First_Node (Sources (F)) /= No_Node
                  then
632
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634
635

                     Accessed_Bus := Item (First_Node (Sources (F)));

                     Append_Node_To_List
636
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                       (Make_Defining_Identifier
                          (Map_C_Enumerator_Name
                             (Corresponding_Instance (Accessed_Bus))),
                        CTN.Values (Accessed_Buses));
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                     Nb_Connected_Buses := Nb_Connected_Buses + 1;
                  end if;
                  F := Next_Node (F);
               end loop;
            end if;

            --  If the device accesses at least one bus, we declare
            --  an array in ALL processed that detail the buses
            --  it accesses. Then, this array is contained
            --  in the global array __po_hi_devices_accessed_buses.
            --  For this reason, we are forced to process again
            --  all processes to add the new array to all processes.

            if not Is_Empty (CTN.Values (Accessed_Buses)) then
               Set_Deployment_Source;

               --  Here, we browse all the process components
               --  of the root system.
               Q := First_Node (Subcomponents (The_System));

               while Present (Q) loop
                  if AAU.Is_Process (Corresponding_Instance (Q)) then
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                     U :=
                       CTN.Distributed_Application_Unit
                         (CTN.Naming_Node
                            (Backend_Node
                               (Identifier (Corresponding_Instance (Q)))));
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                     P := CTN.Entity (U);

                     Push_Entity (P);
                     Push_Entity (U);

                     Set_Deployment_Source;

                     --  Here, we build the array that details the buses
                     --  accessed by the device and add it to each
                     --  deployment.c file of ALL processes.

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691
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697
698
                     N :=
                       Make_Expression
                         (Left_Expr =>
                            Make_Variable_Declaration
                              (Defining_Identifier =>
                                 Make_Array_Declaration
                                   (Defining_Identifier =>
                                      Make_Defining_Identifier
                                        (Map_Devices_Buses_Array_Name (E)),
                                    Array_Size =>
                                      Make_Literal
                                        (CV.New_Int_Value
                                           (Nb_Connected_Buses,
                                            1,
                                            10))),
                               Used_Type => RE (RE_Bus_Id)),
                          Operator   => Op_Equal,
                          Right_Expr => Accessed_Buses);

                     Append_Node_To_List (N, CTN.Declarations (Current_File));
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712
                     Pop_Entity;
                     Pop_Entity;
                     Set_Deployment_Header;
                  end if;
                  Q := Next_Node (Q);
               end loop;

               Set_Deployment_Header;

               --  Finally, here, we reference the array name that
               --  contains connected buses to the main array
               --  __po_hi_devices_accessed_buses.

               Append_Node_To_List
713
                 (Make_Defining_Identifier (Map_Devices_Buses_Array_Name (E)),
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718
719
                  CTN.Values (Devices_Buses_Array));
            else
               --  If no bus is connected, we just specify
               --  a null pointer, meaning that no bus is
               --  connected to this device.
               Append_Node_To_List
720
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722
                 (Make_Defining_Identifier
                    (CONST (C_Null),
                     C_Conversion => False),
723
724
                  CTN.Values (Devices_Buses_Array));
            end if;
725

726
            Append_Node_To_List
727
              (Make_Literal (CV.New_Int_Value (Nb_Connected_Buses, 1, 10)),
728
               CTN.Values (Devices_Nb_Buses_Array));
729
730
731

            if Is_Defined_Property (E, "source_text") then
               Append_Node_To_List
732
733
                 (Make_Type_Conversion
                    (Make_Pointer_Type (RE (RE_Uint32_T)),
734
                     Make_Variable_Address
735
736
                       (Make_Defining_Identifier
                          (Map_Device_Confvar_Name (E)))),
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739
740
741
                  CTN.Values (Devices_Confvars));
               Set_Deployment_Source;

               Device_Implementation := Get_Implementation (Current_Device);

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               if Is_Defined_Property
                   (Device_Implementation,
                    "deployment::configuration_type")
               then
                  Configuration_Data :=
                    Get_Classifier_Property
                      (Device_Implementation,
                       "deployment::configuration_type");
                  if Configuration_Data /= No_Node
                    and then Is_Defined_Property
                      (Configuration_Data,
                       "type_source_name")
                  then
                     --  Here, we browse all the process components
                     --  of the root system to declare external
                     --  variable that contain the configuration
                     --  of the device.

                     Q := First_Node (Subcomponents (The_System));

                     while Present (Q) loop
                        if AAU.Is_Process (Corresponding_Instance (Q)) then
                           U :=
                             CTN.Distributed_Application_Unit
                               (CTN.Naming_Node
                                  (Backend_Node
                                     (Identifier
                                        (Corresponding_Instance (Q)))));
                           P := CTN.Entity (U);

                           Push_Entity (P);
                           Push_Entity (U);

                           Set_Deployment_Source;

                           N :=
                             Make_Extern_Entity_Declaration
                               (Make_Variable_Declaration
                                  (Defining_Identifier =>
                                     Make_Defining_Identifier
                                       (Map_Device_Confvar_Name (E)),
                                   Used_Type =>
                                     Make_Pointer_Type
                                       (Make_Defining_Identifier
                                          (Map_ASN_Type
787
788
                                             (Get_String_Property
                                                (Configuration_Data,
789
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794
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798
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816
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818
                                                 "type_source_name"))))));
                           Append_Node_To_List
                             (N,
                              CTN.Declarations (Current_File));
                           declare
                              ST : constant Name_Array :=
                                Get_Source_Text (Configuration_Data);
                              Include_Name : Name_Id;
                           begin
                              Set_Deployment_Header;

                              if ST'Length = 0 then
                                 Display_Error
                                   ("Source_Text property of " &
                                    "configuration data" &
                                    " must have at least one element " &
                                    "(the header file).",
                                    Fatal => True);
                              end if;

                              Include_Name := No_Name;

                              for Index in ST'Range loop
                                 Get_Name_String (ST (Index));
                                 if Name_Buffer (Name_Len - 1 .. Name_Len) =
                                   ".h"
                                 then
                                    Include_Name :=
                                      Get_String_Name
                                        (Name_Buffer (1 .. Name_Len - 2));
819
                                 end if;
820
821
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823
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834
835
836
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                              end loop;

                              if Include_Name = No_Name then
                                 Display_Error
                                   ("Cannot find header file " &
                                    "that implements the data type",
                                    Fatal => True);
                              end if;

                              Add_Include
                                (Make_Include_Clause
                                   (Make_Defining_Identifier (Include_Name)));
                           end;
                           Pop_Entity;
                           Pop_Entity;
                        end if;
                        Q := Next_Node (Q);
                     end loop;
838
839
                  end if;
               end if;
840
               Append_Node_To_List
841
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843
                 (Make_Literal
                    (CV.New_Pointed_Char_Value (Get_String_Name ("noaddr"))),
                  CTN.Values (Devices_Array));
844
845
846
847

               Set_Deployment_Header;
            else
               Append_Node_To_List
848
                 (Make_Literal (CV.New_Int_Value (0, 0, 10)),
849
                  CTN.Values (Devices_Confvars));
850
851
852

               if Conf_Str /= No_Name then
                  Append_Node_To_List
853
854
                    (Make_Literal (CV.New_Pointed_Char_Value (Conf_Str)),
                     CTN.Values (Devices_Array));
855
856
               else
                  Append_Node_To_List
857
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860
                    (Make_Literal
                       (CV.New_Pointed_Char_Value
                          (Get_String_Name ("noaddr"))),
                     CTN.Values (Devices_Array));
861
               end if;
862
            end if;
863
         end if;
864
865
866
         Current_Device := No_Node;
      end Visit_Device_Instance;

867
868
869
870
871
      ----------------------------
      -- Visit_Process_Instance --
      ----------------------------

      procedure Visit_Process_Instance (E : Node_Id) is
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         U : constant Node_Id :=
           CTN.Distributed_Application_Unit
             (CTN.Naming_Node (Backend_Node (Identifier (E))));
         P        : constant Node_Id := CTN.Entity (U);
         S        : constant Node_Id := Parent_Subcomponent (E);
         Root_Sys : constant Node_Id :=
           Parent_Component (Parent_Subcomponent (E));
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885
886
887
         Driver_Name : Name_Id;
         Q           : Node_Id;
         N           : Node_Id;
         C           : Node_Id;
         F           : Node_Id;
         Data        : Node_Id;
         Src         : Node_Id;
         Dst         : Node_Id;
         Parent      : Node_Id;
888
889
         The_System  : constant Node_Id :=
           Parent_Component (Parent_Subcomponent (E));
890
         Device_Implementation : Node_Id;
891

892
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894
      begin
         pragma Assert (AAU.Is_System (Root_Sys));

895
896
         Nb_Nodes := 0;

897
898
899
900
         Set_Added (E, E);

         Current_Process_Instance := E;

901
902
         Tasks_Enumerator_List := New_List (CTN.K_Enumeration_Literals);
         Node_Enumerator_List  := New_List (CTN.K_Enumeration_Literals);
903

904
905
         Nb_Ports_List := New_List (CTN.K_List_Id);

906
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909
         Push_Entity (P);
         Push_Entity (U);
         Set_Deployment_Header;

910
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913
         Node_Identifier     := 0;
         Task_Identifier     := 0;
         Nb_Protected        := 0;
         Nb_Ports_In_Process := 0;
914

915
916
         --  Define the name of the current node

917
918
919
920
921
922
923
         N :=
           Make_Define_Statement
             (Defining_Identifier => (RE (RE_My_Node)),
              Value               =>
                Make_Defining_Identifier
                  (Map_C_Enumerator_Name (Parent_Subcomponent (E))));
         Append_Node_To_List (N, CTN.Declarations (Current_File));
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926
927
928
929
930
931

         --  Visit all devices attached to the parent system that
         --  share the same processor as process E.

         if not AAU.Is_Empty (Subcomponents (The_System)) then
            C := First_Node (Subcomponents (The_System));
            while Present (C) loop
               if AAU.Is_Device (Corresponding_Instance (C))
932
933
934
                 and then
                   Get_Bound_Processor (Corresponding_Instance (C)) =
                   Get_Bound_Processor (E)
935
936
937
938
939
               then
                  --  Build the enumerator corresponding to the device
                  --  Note: we reuse the process name XXX

                  Visit_Device_Instance (Corresponding_Instance (C));
940
941
942

                  Current_Device := Corresponding_Instance (C);

943
                  Device_Implementation := Get_Implementation (Current_Device);
944
945
946

                  if Device_Implementation /= No_Node then
                     if not AAU.Is_Empty
947
948
949
950
                         (AAN.Subcomponents (Device_Implementation))
                     then
                        N :=
                          First_Node (Subcomponents (Device_Implementation));
951
952
                        while Present (N) loop
                           Visit_Component_Instance
953
                             (Corresponding_Instance (N));
954
955
956
957
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959
960
                           N := Next_Node (N);
                        end loop;
                     end if;
                  end if;

                  Current_Device := No_Node;

961
962
963
964
               end if;
               C := Next_Node (C);
            end loop;
         end if;
965
966
967
968
969
970
971
972

         --  Visit all the subcomponents of the process

         if not AAU.Is_Empty (Subcomponents (E)) then
            C := First_Node (Subcomponents (E));

            while Present (C) loop
               if AAU.Is_Data (Corresponding_Instance (C)) then
973
974
                  N := Make_Literal (New_Int_Value (Nb_Protected, 1, 10));
                  Bind_AADL_To_Default_Value (Identifier (C), N);
975

976
                  Nb_Protected := Nb_Protected + 1;
977
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980
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982
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985
986
987
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1002
1003
               else
                  --  Visit the component instance corresponding to the
                  --  subcomponent S.
                  Visit (Corresponding_Instance (C));
               end if;

               C := Next_Node (C);
            end loop;
         end if;

         --  For each of the processes P connected to E, (1) we add an
         --  enumerator corresponding to P and (2) for each one of the
         --  threads of P, we add an enumerator.

         if not AAU.Is_Empty (Features (E)) then
            F := First_Node (Features (E));

            while Present (F) loop
               --  The sources of F

               if not AAU.Is_Empty (Sources (F)) then
                  Src := First_Node (Sources (F));

                  while Present (Src) loop

                     Parent := Parent_Component (Item (Src));

1004
1005
1006
1007
                     if AAU.Is_Process (Parent) and then Parent /= E then
                        if Get_Provided_Virtual_Bus_Class (Extra_Item (Src)) /=
                          No_Node
                        then
1008
                           Visit
1009
1010
                             (Get_Provided_Virtual_Bus_Class
                                (Extra_Item (Src)));
1011
1012
                        end if;

1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
                        Set_Added (Parent, E);
                        --  Traverse all the subcomponents of Parent

                        if not AAU.Is_Empty (Subcomponents (Parent)) then
                           C := First_Node (Subcomponents (Parent));

                           while Present (C) loop
                              Visit (Corresponding_Instance (C));

                              C := Next_Node (C);
                           end loop;
                        end if;

1026
1027
                     --  Mark P as being Added
                     elsif AAU.Is_Device (Parent) and then Parent /= E then
1028
1029
1030
1031
1032
1033
1034
1035
1036
                        Driver_Name := Get_Driver_Name (Parent);

                        if Driver_Name /= No_Name then
                           Set_Str_To_Name_Buffer ("__PO_HI_NEED_DRIVER_");
                           Get_Name_String_And_Append (Driver_Name);

                           Driver_Name := Name_Find;
                           Driver_Name := To_Upper (Driver_Name);

1037
                           Add_Define_Deployment
1038
1039
1040
                             (Make_Defining_Identifier
                                (Driver_Name,
                                 C_Conversion => False));
1041
                        end if;
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
                     end if;

                     Src := Next_Node (Src);
                  end loop;
               end if;

               --  The destinations of F

               if not AAU.Is_Empty (Destinations (F)) then
                  Dst := First_Node (Destinations (F));

                  while Present (Dst) loop
                     Parent := Parent_Component (Item (Dst));

1056
1057
1058
1059
                     if AAU.Is_Process (Parent) and then Parent /= E then
                        if Get_Provided_Virtual_Bus_Class (Extra_Item (Dst)) /=
                          No_Node
                        then
1060
                           Visit
1061
1062
                             (Get_Provided_Virtual_Bus_Class
                                (Extra_Item (Dst)));
1063
1064
                        end if;

1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
                        Set_Added (Parent, E);

                        if not AAU.Is_Empty (Subcomponents (Parent)) then
                           C := First_Node (Subcomponents (Parent));

                           while Present (C) loop
                              Visit (Corresponding_Instance (C));

                              C := Next_Node (C);
                           end loop;
                        end if;
1076
                     elsif AAU.Is_Device (Parent) and then Parent /= E then
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
                        Driver_Name := Get_Driver_Name (Parent);

                        if Driver_Name /= No_Name then
                           Set_Str_To_Name_Buffer ("__PO_HI_NEED_DRIVER_");
                           Get_Name_String_And_Append (Driver_Name);

                           Driver_Name := Name_Find;
                           Driver_Name := To_Upper (Driver_Name);

                           Append_Node_To_List
1087
1088
1089
1090
                             (Make_Define_Statement
                                (Defining_Identifier =>
                                   (Make_Defining_Identifier
                                      (Driver_Name,
1091
1092
                                       C_Conversion => False)),
                                 Value =>
1093
1094
                                   (Make_Literal
                                      (CV.New_Int_Value (1, 1, 10)))),
1095
1096
                              CTN.Declarations (Current_File));
                        end if;
1097
1098
1099
1100
1101
1102
1103
                     end if;

                     Dst := Next_Node (Dst);
                  end loop;
               end if;

               if Is_Data (F) then
1104
1105
1106
                  if Get_Source_Language (Corresponding_Instance (F)) =
                    Language_Simulink
                  then
1107
1108
1109
                     Data := Corresponding_Instance (F);

                     if Get_Source_Name (Data) /= No_Name then
1110
1111
1112
1113
1114
1115
                        N :=
                          Make_Define_Statement
                            (Defining_Identifier => (RE (RE_Simulink_Node)),
                             Value               =>
                               Make_Defining_Identifier
                                 (Get_Source_Name (Data)));
1116
                        Append_Node_To_List
1117
1118
1119
1120
1121
1122
1123
1124
                          (N,
                           CTN.Declarations (Current_File));

                        N :=
                          Make_Define_Statement
                            (Defining_Identifier =>
                               (RE (RE_Simulink_Init_Func)),
                             Value => Map_Simulink_Init_Func (Data));
1125
                        Append_Node_To_List
1126
1127
1128
1129
1130
1131
1132
1133
                          (N,
                           CTN.Declarations (Current_File));

                        N :=
                          Make_Define_Statement
                            (Defining_Identifier =>
                               (RE (RE_Simulink_Model_Type)),
                             Value => Map_Simulink_Model_Type (Data));
1134
                        Append_Node_To_List
1135
1136
                          (N,
                           CTN.Declarations (Current_File));
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
                     end if;
                  end if;

               end if;

               F := Next_Node (F);
            end loop;
         end if;

         Q := First_Node (Subcomponents (Root_Sys));

         while Present (Q) loop
            if AAU.Is_Process (Corresponding_Instance (Q)) then
               if Is_Added (Corresponding_Instance (Q), E) then
1151
1152
1153
1154
1155
1156
1157
                  N :=
                    Make_Expression
                      (Make_Defining_Identifier (Map_C_Enumerator_Name (Q)),
                       Op_Equal,
                       Make_Literal
                         (CV.New_Int_Value (Node_Identifier, 0, 10)));
                  Append_Node_To_List (N, Node_Enumerator_List);
1158
                  Node_Identifier := Node_Identifier + 1;
1159
                  Nb_Nodes        := Nb_Nodes + 1;
1160
               else
1161
1162
1163
1164
1165
1166
                  N :=
                    Make_Expression
                      (Make_Defining_Identifier (Map_C_Enumerator_Name (Q)),
                       Op_Equal,
                       RE (RE_Unused_Node));
                  Append_Node_To_List (N, Node_Enumerator_List);
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
               end if;
            end if;

            Q := Next_Node (Q);
         end loop;

         --  Create the node enumeration type declaration. Note that
         --  the type creation is possible even the enumeration list
         --  is incomplete. We can do this in the first traversal
         --  since we are sure that the enumerator list is not empty.

1178
1179
1180
1181
         N :=
           Message_Comment
             ("For each node in the distributed" &
              " application add an enumerator");
1182
1183
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1184
1185
1186
1187
         N :=
           Make_Full_Type_Declaration
             (Defining_Identifier => RE (RE_Node_T),
              Type_Definition => Make_Enum_Aggregate (Node_Enumerator_List));
1188
1189
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1190
1191
1192
1193
1194
         --  Make sure the __po_hi_protocol_t enum type is defined
         --  with at least the invalid_protocol value.

         if not Invalid_Protocol_Added then
            Set_Str_To_Name_Buffer ("invalid_protocol");
1195
1196
1197
1198
1199
1200
            N :=
              Make_Expression
                (Make_Defining_Identifier (Name_Find),
                 Op_Equal,
                 (Make_Literal (CV.New_Int_Value (1, -1, 10))));
            Append_Node_To_List (N, Protocol_List);
1201
1202
1203
1204

            Invalid_Protocol_Added := True;
         end if;

1205
1206
1207
1208
         N :=
           Make_Full_Type_Declaration
             (Defining_Identifier => RE (RE_Protocol_T),
              Type_Definition     => Make_Enum_Aggregate (Protocol_List));
1209
1210
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1211
1212
1213
1214
1215
1216
         --  Create the thread enumeration type declaration. Note that
         --  the type creation is possible even the enumeration list
         --  is incomplete. This type may not be generated in case the
         --  application is local.

         if not Is_Empty (Entity_Enumerator_List) then
1217
1218
1219
1220
1221
            N :=
              Message_Comment
                ("For each thread in the distributed" &
                 " application nodes, add an" &
                 " enumerator");
1222
1223
1224
1225
            Append_Node_To_List (N, CTN.Declarations (Current_File));

            if not Invalid_Entity_Added then
               Set_Str_To_Name_Buffer ("invalid_entity");
1226
1227
1228
1229
1230
1231
               N :=
                 Make_Expression
                   (Make_Defining_Identifier (Name_Find),
                    Op_Equal,
                    (Make_Literal (CV.New_Int_Value (1, -1, 10))));
               Append_Node_To_List (N, Entity_Enumerator_List);
1232
1233
1234
               Invalid_Entity_Added := True;
            end if;

1235
1236
1237
1238
1239
            N :=
              Make_Full_Type_Declaration
                (Defining_Identifier => RE (RE_Entity_T),
                 Type_Definition     =>
                   Make_Enum_Aggregate (Entity_Enumerator_List));
1240
1241
1242
1243
            Append_Node_To_List (N, CTN.Declarations (Current_File));
         end if;

         Set_Str_To_Name_Buffer ("invalid_task_id");
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
         N :=
           Make_Expression
             (Make_Defining_Identifier (Name_Find),
              Op_Equal,
              (Make_Literal (CV.New_Int_Value (1, -1, 10))));
         Append_Node_To_List (N, Tasks_Enumerator_List);

         N :=
           Make_Full_Type_Declaration
             (Defining_Identifier => RE (RE_Task_Id),
              Type_Definition => Make_Enum_Aggregate (Tasks_Enumerator_List));
1255
1256
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1257
1258
1259
1260
1261
         N :=
           Make_Full_Type_Declaration
             (Defining_Identifier => RE (RE_Device_Id),
              Type_Definition     =>
                Make_Enum_Aggregate (Devices_Enumerator_List));
1262
1263
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1264
1265
1266
1267
         N :=
           Make_Full_Type_Declaration
             (Defining_Identifier => RE (RE_Bus_Id),
              Type_Definition => Make_Enum_Aggregate (Buses_Enumerator_List));
1268
1269
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1270
1271
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1273
         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Tasks),
              Value => Make_Literal (New_Int_Value (Task_Identifier, 1, 10)));
1274
1275
1276
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1278
         Append_Node_To_List (N, CTN.Declarations (Current_File));

         --  Add an enumerator corresponding to an INVALID server
         --  entity to the entity list.

1279
1280
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         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Protected),
              Value => Make_Literal (New_Int_Value (Nb_Protected, 1, 10)));
1283
1284
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1285
1286
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1289
         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Nodes),
              Value => Make_Literal (New_Int_Value (Nb_Nodes, 1, 10)));
         Append_Node_To_List (N, CTN.Declarations (Current_File));
1290

1291
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1293
1294
         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Entities),
              Value               => Nb_Entities_Node);
1295
1296
         Append_Node_To_List (N, CTN.Declarations (Current_File));

1297
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1300
         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Ports),
              Value               => Total_Ports_Node);
1301
1302
1303
1304
1305
         Append_Node_To_List (N, CTN.Declarations (Current_File));

         if not Is_Empty (Global_Port_List) then
            if not Invalid_Global_Port_Added then
               Set_Str_To_Name_Buffer ("invalid_port_t");
1306
1307
1308
1309
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1311
               N :=
                 Make_Expression
                   (Make_Defining_Identifier (Name_Find),
                    Op_Equal,
                    (Make_Literal (CV.New_Int_Value (1, -1, 10))));
               Append_Node_To_List (N, Global_Port_List);
1312
1313
1314
1315

               Invalid_Global_Port_Added := True;
            end if;

1316
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1319
            N :=
              Make_Full_Type_Declaration
                (Defining_Identifier => RE (RE_Port_T),
                 Type_Definition => Make_Enum_Aggregate (Global_Port_List));
1320
1321
1322
1323
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1326
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            Append_Node_To_List (N, CTN.Declarations (Current_File));
         end if;

         if not Is_Empty (CTN.Values (Global_Port_To_Local)) then
            Bind_AADL_To_Local_Port (Identifier (S), Global_Port_To_Local);
         end if;

         if not Is_Empty (CTN.Values (Global_Port_To_Entity)) then
            Bind_AADL_To_Global_Port (Identifier (S), Global_Port_To_Entity);
         end if;

1331
1332
1333
1334
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1336
         if not Is_Empty (CTN.Values (Global_Port_Names)) then
            Bind_AADL_To_Global_Names (Identifier (S), Global_Port_Names);
         end if;

         if not Is_Empty (CTN.Values (Global_Port_Model_Names)) then
            Bind_AADL_To_Global_Model_Names
1337
1338
              (Identifier (S),
               Global_Port_Model_Names);
1339
1340
         end if;

1341
1342
1343
         if not Is_Empty (Local_Port_List) then
            if not Invalid_Local_Port_Added then
               Set_Str_To_Name_Buffer ("invalid_local_port_t");
1344
1345
1346
1347
1348
1349
               N :=
                 Make_Expression
                   (Make_Defining_Identifier (Name_Find),
                    Op_Equal,
                    (Make_Literal (CV.New_Int_Value (1, -1, 10))));
               Append_Node_To_List (N, Local_Port_List);
1350
1351
1352
1353

               Invalid_Local_Port_Added := True;
            end if;

1354
1355
1356
1357
            N :=
              Make_Full_Type_Declaration
                (Defining_Identifier => RE (RE_Local_Port_T),
                 Type_Definition     => Make_Enum_Aggregate (Local_Port_List));
1358
1359
1360
            Append_Node_To_List (N, CTN.Declarations (Current_File));
         end if;

1361
1362
1363
1364
1365
         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Devices),
              Value               => Nb_Devices_Node);
         Append_Node_To_List (N, CTN.Declarations (Current_File));
1366

1367
1368
1369
1370
1371
         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Buses),
              Value               => Nb_Buses_Node);
         Append_Node_To_List (N, CTN.Declarations (Current_File));
1372

1373
1374
1375
1376
1377
         N :=
           Make_Define_Statement
             (Defining_Identifier => RE (RE_Nb_Protocols),
              Value               => Nb_Protocols_Node);
         Append_Node_To_List (N, CTN.Declarations (Current_File));
1378

1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
         --  Define the PORT_TYPE_CONTENT macro for the monitoring of entities

         declare
            K : Node_Id;
            Nb_Ports_List_Name : Name_Id := No_Name;
         begin
            K := CTN.First_Node (Nb_Ports_List);

            if Present (K) then
               Get_Name_String (CTN.Name (K));
               K := CTN.Next_Node (K);
               while Present (K) loop
                  Add_Str_To_Name_Buffer
                    (", " & Get_Name_String (CTN.Name (K)));
                  K := CTN.Next_Node (K);
               end loop;
            end if;
            Nb_Ports_List_Name := Name_Find;

            N :=
              Make_Define_Statement
              (Defining_Identifier => RE (RE_Port_Type_Content),
               Value               =>
                 Make_Defining_Identifier (Nb_Ports_List_Name));
            Append_Node_To_List (N, CTN.Declarations (Current_File));
         end;

1406
1407
         Current_Process_Instance := No_Node;

1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
         Pop_Entity; -- U
         Pop_Entity; -- P
      end Visit_Process_Instance;

      ---------------------------
      -- Visit_System_Instance --
      ---------------------------

      procedure Visit_System_Instance (E : Node_Id) is
         S : Node_Id;
         N : Node_Id;
      begin
         Push_Entity (C_Root);

1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
         Global_Ports           := AAU.New_List (K_List_Id, No_Location);
         Devices_Array          := Make_Array_Values;
         Devices_Nb_Buses_Array := Make_Array_Values;
         Devices_Confvars       := Make_Array_Values;
         Protocols_Conf         := Make_Array_Values;
         Devices_Buses_Array    := Make_Array_Values;
         Port_To_Devices        := Make_Array_Values;
         Devices_To_Nodes       := Make_Array_Values;

         Devices_Enumerator_List := New_List (CTN.K_Enumeration_Literals);
         Buses_Enumerator_List   := New_List (CTN.K_Enumeration_Literals);
         Global_Port_List        := New_List (CTN.K_Enumeration_Literals);
         Protocol_List           := New_List (CTN.K_Enumeration_Literals);
         Global_Port_Names       := Make_Array_Values;
         Global_Port_Model_Names := Make_Array_Values;
         Global_Port_Kind        := Make_Array_Values;
         Global_Port_Queue_Size  := Make_Array_Values;
         Global_Port_Data_Size   := Make_Array_Values;
         Global_Port_To_Entity   := Make_Array_Values;
         Global_Port_To_Local    := Make_Array_Values;
         Entity_Enumerator_List  := New_List (CTN.K_Enumeration_Literals);
         Local_Port_Values       := Make_Array_Values;
         Local_Port_List         := New_List (CTN.K_Enumeration_Literals);
         Total_Ports_Node        := Make_Literal (New_Int_Value (0, 1, 10));
         Nb_Entities_Node        := Make_Literal (New_Int_Value (0, 1, 10));
         Nb_Devices_Node         := Make_Literal (New_Int_Value (0, 1, 10));
         Nb_Buses_Node           := Make_Literal (New_Int_Value (0, 1, 10));
         Nb_Protocols_Node       := Make_Literal (New_Int_Value (0, 1, 10));
         Entity_Array            := Make_Array_Values;
         Device_Id               := 0;
1452

1453
1454
1455
1456
         --  Automatically define invalid identifier
         --  for devices and buses. These are fixed identifier
         --  so that developpers can ALWAYS rely on it.

1457
         Set_Str_To_Name_Buffer ("invalid_device_id");
1458
1459
1460
1461
1462
1463
         N :=
           Make_Expression
             (Make_Defining_Identifier (Name_Find),
              Op_Equal,
              (Make_Literal (CV.New_Int_Value (1, -1, 10))));
         Append_Node_To_List (N, Devices_Enumerator_List);
1464

1465
         Set_Str_To_Name_Buffer ("invalid_bus_id");
1466
1467
1468
1469
1470
1471
         N :=
           Make_Expression
             (Make_Defining_Identifier (Name_Find),
              Op_Equal,
              (Make_Literal (CV.New_Int_Value (1, -1, 10))));
         Append_Node_To_List (N, Buses_Enumerator_List);
1472

1473
1474
1475
1476
1477
1478
1479
1480
         --  Visit all the subcomponents of the system

         if not AAU.Is_Empty (Subcomponents (E)) then
            S := First_Node (Subcomponents (E));
            while Present (S) loop
               --  Visit the component instance corresponding to the
               --  subcomponent S.

1481
1482
1483
               if Get_Current_Backend_Kind = PolyORB_HI_C
                 and then not AAU.Is_Device (Corresponding_Instance (S))
               then
1484
1485
1486
1487
                  Visit (Corresponding_Instance (S));
               else
                  Visit (Corresponding_Instance (S));
               end if;
1488
1489
1490
1491
1492
               S := Next_Node (S);
            end loop;
         end if;

         Set_Str_To_Name_Buffer ("constant_out_identifier");
1493
1494
1495
1496
1497
1498
1499
         N :=
           Make_Expression
             (Make_Defining_Identifier (Name_Find),
              Op_Equal,
              (Make_Literal
                 (CV.New_Int_Value (Global_Port_Identifier + 1, 1, 10))));
         Append_Node_To_List (N, Global_Port_List);
1500

1501
1502
1503
         CTN.Set_Value
           (Total_Ports_Node,
            New_Int_Value (Nb_Ports_Total, 1, 10));
1504

1505
1506
1507
         CTN.Set_Value
           (Nb_Entities_Node,
            New_Int_Value (Entity_Identifier, 1, 10));
1508
1509
1510
1511
1512
1513
1514
1515
1516

         Pop_Entity; --  C_Root
      end Visit_System_Instance;

      ---------------------------
      -- Visit_Thread_Instance --
      ---------------------------

      procedure Visit_Thread_Instance (E : Node_Id) is