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Diffstat (limited to 'gcc-4.8.3/gcc/ada/sem_elim.ads')
| -rw-r--r-- | gcc-4.8.3/gcc/ada/sem_elim.ads | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/gcc-4.8.3/gcc/ada/sem_elim.ads b/gcc-4.8.3/gcc/ada/sem_elim.ads new file mode 100644 index 000000000..9bb159633 --- /dev/null +++ b/gcc-4.8.3/gcc/ada/sem_elim.ads @@ -0,0 +1,68 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT COMPILER COMPONENTS -- +-- -- +-- S E M _ E L I M -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1997-2008, Free Software Foundation, Inc. -- +-- -- +-- GNAT is free software; you can redistribute it and/or modify it under -- +-- terms of the GNU General Public License as published by the Free Soft- -- +-- ware Foundation; either version 3, or (at your option) any later ver- -- +-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- +-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- +-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- +-- for more details. You should have received a copy of the GNU General -- +-- Public License distributed with GNAT; see file COPYING3. If not, go to -- +-- http://www.gnu.org/licenses for a complete copy of the license. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- This package contains the routines used to process the Eliminate pragma + +with Types; use Types; + +package Sem_Elim is + + procedure Initialize; + -- Initialize for new main source program + + procedure Process_Eliminate_Pragma + (Pragma_Node : Node_Id; + Arg_Unit_Name : Node_Id; + Arg_Entity : Node_Id; + Arg_Parameter_Types : Node_Id; + Arg_Result_Type : Node_Id; + Arg_Source_Location : Node_Id); + -- Process eliminate pragma (given by Pragma_Node). The number of + -- arguments has been checked, as well as possible optional identifiers, + -- but no other checks have been made. This subprogram completes the + -- checking, and then if the pragma is well formed, makes appropriate + -- entries in the internal tables used to keep track of Eliminate pragmas. + -- The other five arguments are expressions (rather than pragma argument + -- associations) for the possible pragma arguments. A parameter that + -- is not present is set to Empty. + + procedure Check_Eliminated (E : Entity_Id); + -- Checks if entity E is eliminated, and if so sets the Is_Eliminated + -- flag on the given entity. + + procedure Check_For_Eliminated_Subprogram (N : Node_Id; S : Entity_Id); + -- Check that the subprogram S (or its ultimate parent in the case of a + -- derived subprogram or renaming) has not been eliminated. An error will + -- be flagged if the subprogram has been eliminated, unless the node N + -- occurs within an eliminated subprogram or within a generic unit. The + -- error will be posted on N. + + procedure Eliminate_Error_Msg (N : Node_Id; E : Entity_Id); + -- Called by the front-end and back-end on encountering a reference to an + -- eliminated subprogram. N is the node for the reference (such as occurs + -- in a call or attribute), and E is the entity of the subprogram that has + -- been eliminated. + +end Sem_Elim; |