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jeremybenn |
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- E X P _ S T R M --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 1992-2007, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING3. If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- Routines to build stream subprograms for composite types
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with Exp_Tss; use Exp_Tss;
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with Types; use Types;
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package Exp_Strm is
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function Build_Elementary_Input_Call (N : Node_Id) return Node_Id;
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-- Build call to Read attribute function for elementary type. Also used
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-- for Input attributes for elementary types with an appropriate extra
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-- assignment statement. N is the attribute reference node.
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function Build_Elementary_Write_Call (N : Node_Id) return Node_Id;
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-- Build call to Write attribute function for elementary type. Also used
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-- for Output attributes for elementary types (since the effect of the
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-- two attributes is identical for elementary types). N is the attribute
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-- reference node.
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function Build_Stream_Attr_Profile
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Nam : TSS_Name_Type) return List_Id;
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-- Builds the parameter profile for the stream attribute identified by
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-- the given name. This is used for the tagged case to build the spec
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-- for the primitive operation.
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-- The following routines build procedures and functions for stream
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-- attributes applied to composite types. For each of these routines,
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-- Loc is used to provide the location for the constructed subprogram
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-- declaration. Typ is the base type to which the subprogram applies
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-- (i.e. the base type of the stream attribute prefix). The returned
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-- results are the declaration and name (entity) of the subprogram.
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procedure Build_Array_Input_Function
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Fnam : out Entity_Id);
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-- Build function for Input attribute for array type
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procedure Build_Array_Output_Procedure
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure for Output attribute for array type
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procedure Build_Array_Read_Procedure
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(Nod : Node_Id;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure for Read attribute for array type. Nod provides the
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-- Sloc value for generated code.
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procedure Build_Array_Write_Procedure
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(Nod : Node_Id;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure for Write attribute for array type. Nod provides the
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-- Sloc value for generated code.
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procedure Build_Mutable_Record_Read_Procedure
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure to Read a record with default discriminants.
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-- Discriminants must be read explicitly (RM 13.13.2(9)) in the
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-- same manner as is done for 'Input.
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procedure Build_Mutable_Record_Write_Procedure
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure to write a record with default discriminants.
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-- Discriminants must be written explicitly (RM 13.13.2(9)) in
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-- the same manner as is done for 'Output.
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procedure Build_Record_Or_Elementary_Input_Function
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Fnam : out Entity_Id);
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-- Build function for Input attribute for record type or for an
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-- elementary type (the latter is used only in the case where a
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-- user defined Read routine is defined, since in other cases,
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-- Input calls the appropriate runtime library routine directly.
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procedure Build_Record_Or_Elementary_Output_Procedure
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure for Output attribute for record type or for an
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-- elementary type (the latter is used only in the case where a
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-- user defined Write routine is defined, since in other cases,
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-- Output calls the appropriate runtime library routine directly.
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procedure Build_Record_Read_Procedure
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure for Read attribute for record type
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procedure Build_Record_Write_Procedure
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : out Entity_Id);
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-- Build procedure for Write attribute for record type
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procedure Build_Stream_Procedure
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(Loc : Source_Ptr;
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Typ : Entity_Id;
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Decl : out Node_Id;
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Pnam : Entity_Id;
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Stms : List_Id;
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Outp : Boolean);
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-- Called to build an array or record stream procedure. The first three
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-- arguments are the same as Build_Record_Or_Elementary_Output_Procedure.
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-- Stms is the list of statements for the body (the declaration list is
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-- always null), and Pnam is the name of the constructed procedure.
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-- Used by Exp_Dist to generate stream-oriented attributes for RACWs.
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end Exp_Strm;
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