gcc/ada/get_targ.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                             G E T _ T A R G                              --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   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 package body Get_Targ is
  27
  28    ----------------------
  29    -- Digits_From_Size --
  30    ----------------------
  31
  32    function Digits_From_Size (Size : Pos) return Pos is
  33    begin
  34       if    Size =  32 then
  35          return  6;
  36       elsif Size =  48 then
  37          return  9;
  38       elsif Size =  64 then
  39          return 15;
  40       elsif Size =  96 then
  41          return 18;
  42       elsif Size = 128 then
  43          return 18;
  44       else
  45          raise Program_Error;
  46       end if;
  47    end Digits_From_Size;
  48
  49    -----------------------------
  50    -- Get_Max_Unaligned_Field --
  51    -----------------------------
  52
  53    function Get_Max_Unaligned_Field return Pos is
  54    begin
  55       return 64;  -- Can be different on some targets (e.g., AAMP)
  56    end Get_Max_Unaligned_Field;
  57
  58    ---------------------
  59    -- Width_From_Size --
  60    ---------------------
  61
  62    function Width_From_Size  (Size : Pos) return Pos is
  63    begin
  64       if    Size =  8 then
  65          return  4;
  66       elsif Size = 16 then
  67          return  6;
  68       elsif Size = 32 then
  69          return 11;
  70       elsif Size = 64 then
  71          return 21;
  72       else
  73          raise Program_Error;
  74       end if;
  75    end Width_From_Size;
  76
  77 end Get_Targ;