New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45953 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 173 insertions, 0 deletions

diff --git a/gcc/ada/a-wtdeio.adb b/gcc/ada/a-wtdeio.adb
new file mode 100644
index 00000000000..83bdad4addc
--- /dev/null
+++ b/gcc/ada/a-wtdeio.adb
@@ -0,0 +1,173 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT RUNTIME COMPONENTS                          --
+--                                                                          --
+--           A D A . W I D E _ T E X T _ I O . D E C I M A L _ I O          --
+--                                                                          --
+--                                 B o d y                                  --
+--                                                                          --
+--                            $Revision: 1.5 $
+--                                                                          --
+--          Copyright (C) 1992-2000 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 2,  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 COPYING.  If not, write --
+-- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
+-- MA 02111-1307, USA.                                                      --
+--                                                                          --
+-- As a special exception,  if other files  instantiate  generics from this --
+-- unit, or you link  this unit with other files  to produce an executable, --
+-- this  unit  does not  by itself cause  the resulting  executable  to  be --
+-- covered  by the  GNU  General  Public  License.  This exception does not --
+-- however invalidate  any other reasons why  the executable file  might be --
+-- covered by the  GNU Public License.                                      --
+--                                                                          --
+-- GNAT was originally developed  by the GNAT team at  New York University. --
+-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+--                                                                          --
+------------------------------------------------------------------------------
+
+with Ada.Wide_Text_IO.Decimal_Aux;
+with System.WCh_Con; use System.WCh_Con;
+with System.WCh_WtS; use System.WCh_WtS;
+
+package body Ada.Wide_Text_IO.Decimal_IO is
+
+   subtype TFT is Ada.Wide_Text_IO.File_Type;
+   --  File type required for calls to routines in Aux
+
+   package Aux renames Ada.Wide_Text_IO.Decimal_Aux;
+
+   Scale : constant Integer := Num'Scale;
+
+   ---------
+   -- Get --
+   ---------
+
+   procedure Get
+     (File  : in File_Type;
+      Item  : out Num;
+      Width : in Field := 0)
+   is
+   begin
+      if Num'Size > Integer'Size then
+         Item := Num (Aux.Get_LLD (TFT (File), Width, Scale));
+         --  Item := Num'Fixed_Value (Aux.Get_LLD (TFT (File), Width, Scale));
+         --  above is what we should write, but gets assert error ???
+
+      else
+         Item := Num (Aux.Get_Dec (TFT (File), Width, Scale));
+         --  Item := Num'Fixed_Value (Aux.Get_Dec (TFT (File), Width, Scale));
+         --  above is what we should write, but gets assert error ???
+      end if;
+
+   exception
+      when Constraint_Error => raise Data_Error;
+   end Get;
+
+   procedure Get
+     (Item  : out Num;
+      Width : in Field := 0)
+   is
+   begin
+      Get (Current_Input, Item, Width);
+   end Get;
+
+   procedure Get
+     (From : in Wide_String;
+      Item : out Num;
+      Last : out Positive)
+   is
+      S : constant String := Wide_String_To_String (From, WCEM_Upper);
+      --  String on which we do the actual conversion. Note that the method
+      --  used for wide character encoding is irrelevant, since if there is
+      --  a character outside the Standard.Character range then the call to
+      --  Aux.Gets will raise Data_Error in any case.
+
+   begin
+      if Num'Size > Integer'Size then
+         --  Item := Num'Fixed_Value
+         --  should write above, but gets assert error ???
+         Item := Num
+                   (Aux.Gets_LLD (S, Last'Unrestricted_Access, Scale));
+      else
+         --  Item := Num'Fixed_Value
+         --  should write above, but gets assert error ???
+         Item := Num
+                   (Aux.Gets_Dec (S, Last'Unrestricted_Access, Scale));
+      end if;
+
+   exception
+      when Constraint_Error => raise Data_Error;
+   end Get;
+
+   ---------
+   -- Put --
+   ---------
+
+   procedure Put
+     (File : in File_Type;
+      Item : in Num;
+      Fore : in Field := Default_Fore;
+      Aft  : in Field := Default_Aft;
+      Exp  : in Field := Default_Exp)
+   is
+   begin
+      if Num'Size > Integer'Size then
+         Aux.Put_LLD
+--           (TFT (File), Long_Long_Integer'Integer_Value (Item),
+--  ???
+           (TFT (File), Long_Long_Integer (Item),
+            Fore, Aft, Exp, Scale);
+      else
+         Aux.Put_Dec
+--           (TFT (File), Integer'Integer_Value (Item), Fore, Aft, Exp, Scale);
+--  ???
+           (TFT (File), Integer (Item), Fore, Aft, Exp, Scale);
+
+      end if;
+   end Put;
+
+   procedure Put
+     (Item : in Num;
+      Fore : in Field := Default_Fore;
+      Aft  : in Field := Default_Aft;
+      Exp  : in Field := Default_Exp)
+   is
+   begin
+      Put (Current_Output, Item, Aft, Exp);
+   end Put;
+
+   procedure Put
+     (To   : out Wide_String;
+      Item : in Num;
+      Aft  : in Field := Default_Aft;
+      Exp  : in Field := Default_Exp)
+   is
+      S : String (To'First .. To'Last);
+
+   begin
+      if Num'Size > Integer'Size then
+--       Aux.Puts_LLD
+--         (S, Long_Long_Integer'Integer_Value (Item), Aft, Exp, Scale);
+--  ???
+         Aux.Puts_LLD
+           (S, Long_Long_Integer (Item), Aft, Exp, Scale);
+      else
+--       Aux.Puts_Dec (S, Integer'Integer_Value (Item), Aft, Exp, Scale);
+--  ???
+         Aux.Puts_Dec (S, Integer (Item), Aft, Exp, Scale);
+      end if;
+
+      for J in S'Range loop
+         To (J) := Wide_Character'Val (Character'Pos (S (J)));
+      end loop;
+   end Put;
+
+end Ada.Wide_Text_IO.Decimal_IO;