PR 11297: Add support for 8-bit relocations to the AVR toolchain.
[binutils.git] / include / elf / avr.h
blob373448c79e9d3dea35b4b7b58fce6af549ef4970
1 /* AVR ELF support for BFD.
2 Copyright 1999, 2000, 2004, 2006, 2010 Free Software Foundation, Inc.
3 Contributed by Denis Chertykov <denisc@overta.ru>
5 This file is part of BFD, the Binary File Descriptor library.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software Foundation, Inc.,
19 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
21 #ifndef _ELF_AVR_H
22 #define _ELF_AVR_H
24 #include "elf/reloc-macros.h"
26 /* Processor specific flags for the ELF header e_flags field. */
27 #define EF_AVR_MACH 0x7F
29 /* If bit #7 is set, it is assumed that the elf file uses local symbols
30 as reference for the relocations so that linker relaxation is possible. */
31 #define EF_AVR_LINKRELAX_PREPARED 0x80
33 #define E_AVR_MACH_AVR1 1
34 #define E_AVR_MACH_AVR2 2
35 #define E_AVR_MACH_AVR25 25
36 #define E_AVR_MACH_AVR3 3
37 #define E_AVR_MACH_AVR31 31
38 #define E_AVR_MACH_AVR35 35
39 #define E_AVR_MACH_AVR4 4
40 #define E_AVR_MACH_AVR5 5
41 #define E_AVR_MACH_AVR51 51
42 #define E_AVR_MACH_AVR6 6
44 /* Relocations. */
45 START_RELOC_NUMBERS (elf_avr_reloc_type)
46 RELOC_NUMBER (R_AVR_NONE, 0)
47 RELOC_NUMBER (R_AVR_32, 1)
48 RELOC_NUMBER (R_AVR_7_PCREL, 2)
49 RELOC_NUMBER (R_AVR_13_PCREL, 3)
50 RELOC_NUMBER (R_AVR_16, 4)
51 RELOC_NUMBER (R_AVR_16_PM, 5)
52 RELOC_NUMBER (R_AVR_LO8_LDI, 6)
53 RELOC_NUMBER (R_AVR_HI8_LDI, 7)
54 RELOC_NUMBER (R_AVR_HH8_LDI, 8)
55 RELOC_NUMBER (R_AVR_LO8_LDI_NEG, 9)
56 RELOC_NUMBER (R_AVR_HI8_LDI_NEG, 10)
57 RELOC_NUMBER (R_AVR_HH8_LDI_NEG, 11)
58 RELOC_NUMBER (R_AVR_LO8_LDI_PM, 12)
59 RELOC_NUMBER (R_AVR_HI8_LDI_PM, 13)
60 RELOC_NUMBER (R_AVR_HH8_LDI_PM, 14)
61 RELOC_NUMBER (R_AVR_LO8_LDI_PM_NEG, 15)
62 RELOC_NUMBER (R_AVR_HI8_LDI_PM_NEG, 16)
63 RELOC_NUMBER (R_AVR_HH8_LDI_PM_NEG, 17)
64 RELOC_NUMBER (R_AVR_CALL, 18)
65 RELOC_NUMBER (R_AVR_LDI, 19)
66 RELOC_NUMBER (R_AVR_6, 20)
67 RELOC_NUMBER (R_AVR_6_ADIW, 21)
68 RELOC_NUMBER (R_AVR_MS8_LDI, 22)
69 RELOC_NUMBER (R_AVR_MS8_LDI_NEG, 23)
70 RELOC_NUMBER (R_AVR_LO8_LDI_GS, 24)
71 RELOC_NUMBER (R_AVR_HI8_LDI_GS, 25)
72 RELOC_NUMBER (R_AVR_8, 26)
73 END_RELOC_NUMBERS (R_AVR_max)
75 #endif /* _ELF_AVR_H */