* adadecode.c, adadecode.h, aux-io.c, s-traces.adb, s-traces.ads,

	s-tratas.adb, s-tratas.ads, sinput-d.adb, sinput-d.ads,
	switch-b.adb, switch-b.ads, switch-c.adb, switch-c.ads,
	switch-m.adb, switch-m.ads : New files.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@50466 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 113 insertions, 0 deletions

diff --git a/gcc/ada/sinput-d.adb b/gcc/ada/sinput-d.adb
new file mode 100644
index 00000000000..6666a0ffa75
--- /dev/null
+++ b/gcc/ada/sinput-d.adb
@@ -0,0 +1,113 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--                             S I N P U T . D                              --
+--                                                                          --
+--                                 B o d y                                  --
+--                                                                          --
+--                            $Revision$
+--                                                                          --
+--          Copyright (C) 2001, 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.                                                      --
+--                                                                          --
+-- 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 Osint;     use Osint;
+with Osint.C;   use Osint.C;
+
+package body Sinput.D is
+
+   Dfile : Source_File_Index;
+   --  Index of currently active debug source file
+
+   ------------------------
+   -- Close_Debug_Source --
+   ------------------------
+
+   procedure Close_Debug_Source is
+      S    : Source_File_Record renames Source_File.Table (Dfile);
+      Src  : Source_Buffer_Ptr;
+
+   begin
+      Trim_Lines_Table (Dfile);
+      Close_Debug_File;
+
+      --  Now we need to read the file that we wrote and store it
+      --  in memory for subsequent access.
+
+      Read_Source_File
+        (S.Debug_Source_Name, S.Source_First, S.Source_Last, Src);
+      S.Source_Text := Src;
+   end Close_Debug_Source;
+
+   -------------------------
+   -- Create_Debug_Source --
+   -------------------------
+
+   procedure Create_Debug_Source
+     (Source : Source_File_Index;
+      Loc    : out Source_Ptr)
+   is
+   begin
+      Loc := Source_File.Table (Source_File.Last).Source_Last + 1;
+      Source_File.Increment_Last;
+      Dfile := Source_File.Last;
+
+      declare
+         S : Source_File_Record renames Source_File.Table (Dfile);
+
+      begin
+         S := Source_File.Table (Source);
+         S.Debug_Source_Name := Create_Debug_File (S.File_Name);
+         S.Source_First      := Loc;
+         S.Source_Last       := Loc;
+         S.Lines_Table       := null;
+         S.Last_Source_Line  := 1;
+
+         --  Allocate lines table, guess that it needs to be three times
+         --  bigger than the original source (in number of lines).
+
+         Alloc_Line_Tables
+           (S, Int (Source_File.Table (Source).Last_Source_Line * 3));
+         S.Lines_Table (1) := Loc;
+      end;
+   end Create_Debug_Source;
+
+   ----------------------
+   -- Write_Debug_Line --
+   ----------------------
+
+   procedure Write_Debug_Line (Str : String; Loc : in out Source_Ptr) is
+      S : Source_File_Record renames Source_File.Table (Dfile);
+
+   begin
+      --  Ignore write request if null line at start of file
+
+      if Str'Length = 0 and then Loc = S.Source_First then
+         return;
+
+      --  Here we write the line, and update the source record entry
+
+      else
+         Write_Debug_Info (Str (Str'First .. Str'Last - 1));
+         Add_Line_Tables_Entry (S, Loc);
+         Loc := Loc - 1 + Source_Ptr (Str'Length + Debug_File_Eol_Length);
+         S.Source_Last := Loc;
+      end if;
+   end Write_Debug_Line;
+
+end Sinput.D;