diff options
Diffstat (limited to 'ortho/mcode/elf32.adb')
-rw-r--r-- | ortho/mcode/elf32.adb | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/ortho/mcode/elf32.adb b/ortho/mcode/elf32.adb new file mode 100644 index 0000000..ef58fe6 --- /dev/null +++ b/ortho/mcode/elf32.adb @@ -0,0 +1,48 @@ +-- ELF32 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 Elf32 is + function Elf32_St_Bind (Info : Elf32_Uchar) return Elf32_Uchar is + begin + return Shift_Right (Info, 4); + end Elf32_St_Bind; + + function Elf32_St_Type (Info : Elf32_Uchar) return Elf32_Uchar is + begin + return Info and 16#0F#; + end Elf32_St_Type; + + function Elf32_St_Info (B, T : Elf32_Uchar) return Elf32_Uchar is + begin + return Shift_Left (B, 4) or T; + end Elf32_St_Info; + + function Elf32_R_Sym (I : Elf32_Word) return Elf32_Word is + begin + return Shift_Right (I, 8); + end Elf32_R_Sym; + + function Elf32_R_Type (I : Elf32_Word) return Elf32_Word is + begin + return I and 16#Ff#; + end Elf32_R_Type; + + function Elf32_R_Info (S, T : Elf32_Word) return Elf32_Word is + begin + return Shift_Left (S, 8) or T; + end Elf32_R_Info; +end Elf32; |