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--  Dwarf symbolizer.
--  Copyright (C) 2015 Tristan Gingold
--
--  GHDL is free software; you can redistribute it and/or modify it under
--  the terms of the GNU General Public License as published by the Free
--  Software Foundation; either version 2, or (at your option) any later
--  version.
--
--  GHDL is distributed in the hope that it will be useful, but WITHOUT 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
--  along with GCC; see the file COPYING.  If not, write to the Free
--  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
--  02111-1307, USA.

with System.Storage_Elements;
use System; use System.Storage_Elements;

package Symbolizer is
   --  Address (in memory) and size of a debug section.
   type Section_Content is record
      Vaddr : Address;
      Size : Storage_Offset;
   end record;

   --  Input sections.
   type Dwarf_Sections is record
      Debug_Line : Section_Content;
      Debug_Info : Section_Content;
      Debug_Abbrev : Section_Content;
   end record;

   --  The result, using C strings.
   type Symbolize_Result is record
      Filename : Address;
      Line : Natural;
      Subprg_Name : Address;
   end record;

   --  Translate PC to filename, line number and subprogram name using dwarf
   --  debug infos.
   procedure Symbolize_Address (Pc : Address;
                                Sections : Dwarf_Sections;
                                Res : out Symbolize_Result);
end Symbolizer;