gcc/ada/sem_vfpt.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                             S E M _ V F P T                              --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --             Copyright (C) 1997 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 2,  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 COPYING.  If not, write --
  19 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  20 -- MA 02111-1307, USA.                                                      --
  21 --                                                                          --
  22 -- GNAT was originally developed  by the GNAT team at  New York University. --
  23 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  24 --                                                                          --
  25 ------------------------------------------------------------------------------
  26
  27 --  This package contains specialized routines for handling the Alpha
  28 --  floating point formats. It is used only in Alpha implementations.
  29 --  Note that this means that the caller can assume that we are on an
  30 --  Alpha implementation, and that Vax floating-point formats are valid.
  31
  32 with Types; use Types;
  33
  34 package Sem_VFpt is
  35
  36    procedure Set_D_Float (E : Entity_Id);
  37    --  Sets the given floating-point entity to have Vax D_Float format
  38
  39    procedure Set_F_Float (E : Entity_Id);
  40    --  Sets the given floating-point entity to have Vax F_Float format
  41
  42    procedure Set_G_Float (E : Entity_Id);
  43    --  Sets the given floating-point entity to have Vax G_Float format
  44
  45    procedure Set_IEEE_Short (E : Entity_Id);
  46    --  Sets the given floating-point entity to have IEEE Short format
  47
  48    procedure Set_IEEE_Long (E : Entity_Id);
  49    --  Sets the given floating-point entity to have IEEE Long format
  50
  51    procedure Set_Standard_Fpt_Formats;
  52    --  This procedure sets the appropriate formats for the standard
  53    --  floating-point types in Standard, based on the setting of
  54    --  the flags Opt.Float_Format and Opt.Float_Format_Long
  55
  56 end Sem_VFpt;