New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45954 138bc75d-0d04-0410-961f-82ee72b054a4

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+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--                             E X P _ S T R M                              --
+--                                                                          --
+--                                 S p e c                                  --
+--                                                                          --
+--                            $Revision: 1.7 $
+--                                                                          --
+--          Copyright (C) 1992-1999 Free Software Foundation, Inc.          --
+--                                                                          --
+-- GNAT is free software;  you can  redistribute it  and/or modify it under --
+-- terms of the  GNU General Public License as published  by the Free Soft- --
+-- ware  Foundation;  either version 2,  or (at your option) any later ver- --
+-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
+-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
+-- for  more details.  You should have  received  a copy of the GNU General --
+-- Public License  distributed with GNAT;  see file COPYING.  If not, write --
+-- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
+-- MA 02111-1307, USA.                                                      --
+--                                                                          --
+-- GNAT was originally developed  by the GNAT team at  New York University. --
+-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  Routines to build stream subprograms for composite types
+
+with Types; use Types;
+
+package Exp_Strm is
+
+   function Build_Elementary_Input_Call (N : Node_Id) return Node_Id;
+   --  Build call to Read attribute function for elementary type. Also used
+   --  for Input attributes for elementary types with an appropriate extra
+   --  assignment statement. N is the attribute reference node.
+
+   function Build_Elementary_Write_Call (N : Node_Id) return Node_Id;
+   --  Build call to Write attribute function for elementary type. Also used
+   --  for Output attributes for elementary types (since the effect of the
+   --  two attributes is identical for elementary types). N is the attribute
+   --  reference node.
+
+   function Build_Stream_Attr_Profile
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Nam  : Name_Id)
+      return List_Id;
+   --  Builds the parameter profile for the stream attribute identified by
+   --  the given name (which is the underscore version, e.g. Name_uWrite to
+   --  identify the Write attribute). This is used for the tagged case to
+   --  build the spec for the primitive operation.
+
+   --  The following routines build procedures and functions for stream
+   --  attributes applied to composite types. For each of these routines,
+   --  Loc is used to provide the location for the constructed subprogram
+   --  declaration. Typ is the base type to which the subprogram applies
+   --  (i.e. the base type of the stream attribute prefix). The returned
+   --  results are the declaration and name (entity) of the subprogram.
+
+   procedure Build_Array_Input_Function
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Fnam : out Entity_Id);
+   --  Build function for Input attribute for array type
+
+   procedure Build_Array_Output_Procedure
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure for Output attribute for array type
+
+   procedure Build_Array_Read_Procedure
+     (Nod  : Node_Id;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure for Read attribute for array type. Nod provides the
+   --  Sloc value for generated code.
+
+   procedure Build_Array_Write_Procedure
+     (Nod  : Node_Id;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure for Write attribute for array type. Nod provides the
+   --  Sloc value for generated code.
+
+   procedure Build_Mutable_Record_Read_Procedure
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure to Read a record with default discriminants.
+   --  Discriminants must be read explicitly (RM 13.13.2(9)) in the
+   --  same manner as is done for 'Input.
+
+   procedure Build_Mutable_Record_Write_Procedure
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure to write a record with default discriminants.
+   --  Discriminants must be written explicitly (RM 13.13.2(9)) in
+   --  the same manner as is done for 'Output.
+
+   procedure Build_Record_Or_Elementary_Input_Function
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Fnam : out Entity_Id);
+   --  Build function for Input attribute for record type or for an
+   --  elementary type (the latter is used only in the case where a
+   --  user defined Read routine is defined, since in other cases,
+   --  Input calls the appropriate runtime library routine directly.
+
+   procedure Build_Record_Or_Elementary_Output_Procedure
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure for Output attribute for record type or for an
+   --  elementary type (the latter is used only in the case where a
+   --  user defined Write routine is defined, since in other cases,
+   --  Output calls the appropriate runtime library routine directly.
+
+   procedure Build_Record_Read_Procedure
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure for Read attribute for record type
+
+   procedure Build_Record_Write_Procedure
+     (Loc  : Source_Ptr;
+      Typ  : Entity_Id;
+      Decl : out Node_Id;
+      Pnam : out Entity_Id);
+   --  Build procedure for Write attribute for record type
+
+end Exp_Strm;