1------------------------------------------------------------------------------ 2-- -- 3-- GNAT COMPILER COMPONENTS -- 4-- -- 5-- E X P _ C H 2 -- 6-- -- 7-- S p e c -- 8-- -- 9-- Copyright (C) 1992-2007, Free Software Foundation, Inc. -- 10-- -- 11-- GNAT is free software; you can redistribute it and/or modify it under -- 12-- terms of the GNU General Public License as published by the Free Soft- -- 13-- ware Foundation; either version 3, or (at your option) any later ver- -- 14-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- 15-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- 16-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- 17-- for more details. You should have received a copy of the GNU General -- 18-- Public License distributed with GNAT; see file COPYING3. If not, go to -- 19-- http://www.gnu.org/licenses for a complete copy of the license. -- 20-- -- 21-- GNAT was originally developed by the GNAT team at New York University. -- 22-- Extensive contributions were provided by Ada Core Technologies Inc. -- 23-- -- 24------------------------------------------------------------------------------ 25 26-- Expand routines for chapter 2 constructs 27 28with Types; use Types; 29package Exp_Ch2 is 30 31 procedure Expand_N_Expanded_Name (N : Node_Id); 32 procedure Expand_N_Identifier (N : Node_Id); 33 procedure Expand_N_Real_Literal (N : Node_Id); 34 35 function Param_Entity (N : Node_Id) return Entity_Id; 36 -- Given an expression N, determines if the expression is a reference 37 -- to a formal (of a subprogram or entry), and if so returns the Id 38 -- of the corresponding formal entity, otherwise returns Empty. The 39 -- reason that this is in Exp_Ch2 is that it has to deal with the case 40 -- where the reference is to an entry formal, and has been expanded 41 -- already. Since Exp_Ch2 is in charge of the expansion, it is best 42 -- suited to knowing how to detect this case. Also handles the case 43 -- of references to renamings of formals. 44 45end Exp_Ch2; 46