gcc/ada/exp_prag.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                             E X P _ P R A G                              --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2023, 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 pragmas
  27
  28 with Types; use Types;
  29
  30 package Exp_Prag is
  31
  32    procedure Expand_N_Pragma (N : Node_Id);
  33
  34    procedure Expand_Pragma_Contract_Cases
  35      (CCs     : Node_Id;
  36       Subp_Id : Entity_Id;
  37       Decls   : List_Id;
  38       Stmts   : in out List_Id);
  39    --  Given pragma Contract_Cases CCs, create the circuitry needed to evaluate
  40    --  case guards and trigger consequence expressions. Subp_Id is the related
  41    --  subprogram for which the pragma applies. Decls are the declarations of
  42    --  Subp_Id's body. All generated code is added to list Stmts. If Stmts is
  43    --  No_List on entry, a new list is created.
  44
  45    procedure Expand_Pragma_Initial_Condition
  46      (Pack_Id : Entity_Id;
  47       N       : Node_Id);
  48    --  Verify the run-time semantics of pragma Initial_Condition when it
  49    --  applies to package Pack_Id. N denotes the related package spec or
  50    --  body.
  51
  52    procedure Expand_Pragma_Subprogram_Variant
  53      (Prag       : Node_Id;
  54       Subp_Id    : Entity_Id;
  55       Body_Decls : List_Id);
  56    --  Given pragma Subprogram_Variant Prag, create the circuitry needed
  57    --  to evaluate variant expressions at the subprogram entry and at the
  58    --  recursive call. Subp_Id is the related subprogram for which the pragma
  59    --  applies and Body_Decls are its body declarations. On exit, the argument
  60    --  of Prag is replaced with a reference to procedure with checks for the
  61    --  variant expressions.
  62
  63 end Exp_Prag;