| 1 | /* Altera Nios II ELF support for BFD. |
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| 2 | Copyright (C) 2012, 2013 Free Software Foundation, Inc. |
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| 3 | Contributed by Nigel Gray (ngray@altera.com). |
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| 4 | Contributed by Mentor Graphics, Inc. |
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| 5 | |
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| 6 | This file is part of BFD, the Binary File Descriptor library. |
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| 7 | |
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| 8 | This program is free software; you can redistribute it and/or modify |
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| 9 | it under the terms of the GNU General Public License as published by |
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| 10 | the Free Software Foundation; either version 3 of the License, or |
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| 11 | (at your option) any later version. |
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| 12 | |
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| 13 | This program is distributed in the hope that it will be useful, |
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| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | GNU General Public License for more details. |
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| 17 | |
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| 18 | You should have received a copy of the GNU General Public License |
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| 19 | along with this program; if not, write to the Free Software |
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| 20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
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| 21 | MA 02110-1301, USA. */ |
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| 22 | |
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| 23 | |
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| 24 | /* This file holds definitions specific to the Altera Nios II ELF ABI. Note |
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| 25 | that most of this is not actually implemented by BFD. */ |
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| 26 | |
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| 27 | #ifndef _ELF_NIOS2_H |
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| 28 | #define _ELF_NIOS2_H |
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| 29 | |
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| 30 | #include "elf/reloc-macros.h" |
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| 31 | |
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| 32 | /* The order of these numbers must match the order in |
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| 33 | the elf_nios2_howto_table_rel table for the lookup |
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| 34 | function to work properly. */ |
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| 35 | |
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| 36 | START_RELOC_NUMBERS (elf_nios2_reloc_type) |
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| 37 | RELOC_NUMBER (R_NIOS2_NONE, 0) |
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| 38 | RELOC_NUMBER (R_NIOS2_S16, 1) |
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| 39 | RELOC_NUMBER (R_NIOS2_U16, 2) |
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| 40 | RELOC_NUMBER (R_NIOS2_PCREL16, 3) |
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| 41 | RELOC_NUMBER (R_NIOS2_CALL26, 4) |
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| 42 | RELOC_NUMBER (R_NIOS2_IMM5, 5) |
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| 43 | RELOC_NUMBER (R_NIOS2_CACHE_OPX, 6) |
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| 44 | RELOC_NUMBER (R_NIOS2_IMM6, 7) |
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| 45 | RELOC_NUMBER (R_NIOS2_IMM8, 8) |
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| 46 | RELOC_NUMBER (R_NIOS2_HI16, 9) |
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| 47 | RELOC_NUMBER (R_NIOS2_LO16, 10) |
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| 48 | RELOC_NUMBER (R_NIOS2_HIADJ16, 11) |
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| 49 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_32, 12) |
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| 50 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_16, 13) |
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| 51 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_8, 14) |
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| 52 | RELOC_NUMBER (R_NIOS2_GPREL, 15) |
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| 53 | RELOC_NUMBER (R_NIOS2_GNU_VTINHERIT, 16) |
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| 54 | RELOC_NUMBER (R_NIOS2_GNU_VTENTRY, 17) |
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| 55 | RELOC_NUMBER (R_NIOS2_UJMP, 18) |
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| 56 | RELOC_NUMBER (R_NIOS2_CJMP, 19) |
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| 57 | RELOC_NUMBER (R_NIOS2_CALLR, 20) |
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| 58 | RELOC_NUMBER (R_NIOS2_ALIGN, 21) |
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| 59 | RELOC_NUMBER (R_NIOS2_GOT16, 22) |
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| 60 | RELOC_NUMBER (R_NIOS2_CALL16, 23) |
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| 61 | RELOC_NUMBER (R_NIOS2_GOTOFF_LO, 24) |
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| 62 | RELOC_NUMBER (R_NIOS2_GOTOFF_HA, 25) |
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| 63 | RELOC_NUMBER (R_NIOS2_PCREL_LO, 26) |
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| 64 | RELOC_NUMBER (R_NIOS2_PCREL_HA, 27) |
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| 65 | RELOC_NUMBER (R_NIOS2_TLS_GD16, 28) |
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| 66 | RELOC_NUMBER (R_NIOS2_TLS_LDM16, 29) |
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| 67 | RELOC_NUMBER (R_NIOS2_TLS_LDO16, 30) |
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| 68 | RELOC_NUMBER (R_NIOS2_TLS_IE16, 31) |
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| 69 | RELOC_NUMBER (R_NIOS2_TLS_LE16, 32) |
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| 70 | RELOC_NUMBER (R_NIOS2_TLS_DTPMOD, 33) |
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| 71 | RELOC_NUMBER (R_NIOS2_TLS_DTPREL, 34) |
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| 72 | RELOC_NUMBER (R_NIOS2_TLS_TPREL, 35) |
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| 73 | RELOC_NUMBER (R_NIOS2_COPY, 36) |
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| 74 | RELOC_NUMBER (R_NIOS2_GLOB_DAT, 37) |
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| 75 | RELOC_NUMBER (R_NIOS2_JUMP_SLOT, 38) |
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| 76 | RELOC_NUMBER (R_NIOS2_RELATIVE, 39) |
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| 77 | RELOC_NUMBER (R_NIOS2_GOTOFF, 40) |
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| 78 | RELOC_NUMBER (R_NIOS2_ILLEGAL, 41) |
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| 79 | END_RELOC_NUMBERS (R_NIOS2_maxext) |
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| 80 | |
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| 81 | /* Processor-specific section flags. */ |
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| 82 | |
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| 83 | /* This is used to mark gp-relative sections. */ |
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| 84 | #define SHF_NIOS2_GPREL 0x10000000 |
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| 85 | |
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| 86 | /* Processor-specific dynamic array tags. */ |
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| 87 | |
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| 88 | /* Address of _gp. */ |
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| 89 | #define DT_NIOS2_GP 0x70000002 |
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| 90 | |
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| 91 | #endif /* _ELF_NIOS2_H */ |
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