mcode: add support for x86-64

1 files changed, 34 insertions, 0 deletions

diff --git a/src/ortho/mcode/elf64.adb b/src/ortho/mcode/elf64.adb
new file mode 100644
index 000000000..e13ec6ed2
--- /dev/null
+++ b/src/ortho/mcode/elf64.adb
@@ -0,0 +1,34 @@
+--  ELF64 definitions.
+--  Copyright (C) 2006 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.
+
+package body Elf64 is
+   function Elf64_R_Sym (I : Elf64_Xword) return Elf64_Word is
+   begin
+      return Elf64_Word (Shift_Right (I, 32));
+   end Elf64_R_Sym;
+
+   function Elf64_R_Type (I : Elf64_Xword) return Elf64_Word is
+   begin
+      return Elf64_Word (I and 16#Ffff_ffff#);
+   end Elf64_R_Type;
+
+   function Elf64_R_Info (S, T : Elf64_Word) return Elf64_Xword is
+   begin
+      return Shift_Left (Elf64_Xword (S), 32) or Elf64_Xword (T);
+   end Elf64_R_Info;
+end Elf64;