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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [ada/] [sem_elim.ads] - Blame information for rev 281

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1 281 jeremybenn
------------------------------------------------------------------------------
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--                                                                          --
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--                         GNAT COMPILER COMPONENTS                         --
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--                                                                          --
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--                             S E M _ E L I M                              --
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--                                                                          --
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--                                 S p e c                                  --
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--                                                                          --
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--          Copyright (C) 1997-2008, 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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--  This package contains the routines used to process the Eliminate pragma
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with Types; use Types;
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package Sem_Elim is
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   procedure Initialize;
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   --  Initialize for new main source program
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   procedure Process_Eliminate_Pragma
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     (Pragma_Node         : Node_Id;
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      Arg_Unit_Name       : Node_Id;
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      Arg_Entity          : Node_Id;
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      Arg_Parameter_Types : Node_Id;
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      Arg_Result_Type     : Node_Id;
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      Arg_Source_Location : Node_Id);
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   --  Process eliminate pragma (given by Pragma_Node). The number of
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   --  arguments has been checked, as well as possible optional identifiers,
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   --  but no other checks have been made. This subprogram completes the
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   --  checking, and then if the pragma is well formed, makes appropriate
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   --  entries in the internal tables used to keep track of Eliminate pragmas.
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   --  The other five arguments are expressions (rather than pragma argument
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   --  associations) for the possible pragma arguments. A parameter that
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   --  is not present is set to Empty.
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   procedure Check_Eliminated (E : Entity_Id);
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   --  Checks if entity E is eliminated, and if so sets the Is_Eliminated
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   --  flag on the given entity.
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   procedure Check_For_Eliminated_Subprogram (N : Node_Id; S : Entity_Id);
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   --  Check that the subprogram S (or its ultimate parent in the case of a
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   --  derived subprogram or renaming) has not been eliminated. An error will
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   --  be flagged if the subprogram has been eliminated, unless the node N
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   --  occurs within an eliminated subprogram or within a generic unit. The
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   --  error will be posted on N.
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   procedure Eliminate_Error_Msg (N : Node_Id; E : Entity_Id);
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   --  Called by the front-end and back-end on encountering a reference to an
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   --  eliminated subprogram. N is the node for the reference (such as occurs
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   --  in a call or attribute), and E is the entity of the subprogram that has
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   --  been eliminated.
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end Sem_Elim;

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