projects / binutils.git / blame
| Commit | Line | Data |
|---|---|---|
| 36591ba1 | 1 | /* Altera Nios II ELF support for BFD. |
| b3adc24a | 2 | Copyright (C) 2012-2020 Free Software Foundation, Inc. |
| 36591ba1 SL |
3 | Contributed by Nigel Gray ([email protected]). |
| 4 | Contributed by Mentor Graphics, Inc. | |
| 5 | ||
| 6 | This file is part of BFD, the Binary File Descriptor library. | |
| 7 | ||
| 8 | This program is free software; you can redistribute it and/or modify | |
| 9 | it under the terms of the GNU General Public License as published by | |
| 10 | the Free Software Foundation; either version 3 of the License, or | |
| 11 | (at your option) any later version. | |
| 12 | ||
| 13 | This program is distributed in the hope that it will be useful, | |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | GNU General Public License for more details. | |
| 17 | ||
| 18 | You should have received a copy of the GNU General Public License | |
| 19 | along with this program; if not, write to the Free Software | |
| 20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
| 21 | MA 02110-1301, USA. */ | |
| 22 | ||
| 23 | ||
| 24 | /* This file holds definitions specific to the Altera Nios II ELF ABI. Note | |
| 25 | that most of this is not actually implemented by BFD. */ | |
| 26 | ||
| 27 | #ifndef _ELF_NIOS2_H | |
| 28 | #define _ELF_NIOS2_H | |
| 29 | ||
| 30 | #include "elf/reloc-macros.h" | |
| 31 | ||
| 32 | /* The order of these numbers must match the order in | |
| 33 | the elf_nios2_howto_table_rel table for the lookup | |
| 34 | function to work properly. */ | |
| 35 | ||
| 36 | START_RELOC_NUMBERS (elf_nios2_reloc_type) | |
| 8c163c5a SL |
37 | /* Relocs used by both R1 and R2, with different howtos to match |
| 38 | the respective encodings. */ | |
| 36591ba1 SL |
39 | RELOC_NUMBER (R_NIOS2_NONE, 0) |
| 40 | RELOC_NUMBER (R_NIOS2_S16, 1) | |
| 41 | RELOC_NUMBER (R_NIOS2_U16, 2) | |
| 42 | RELOC_NUMBER (R_NIOS2_PCREL16, 3) | |
| 43 | RELOC_NUMBER (R_NIOS2_CALL26, 4) | |
| 44 | RELOC_NUMBER (R_NIOS2_IMM5, 5) | |
| 45 | RELOC_NUMBER (R_NIOS2_CACHE_OPX, 6) | |
| 46 | RELOC_NUMBER (R_NIOS2_IMM6, 7) | |
| 47 | RELOC_NUMBER (R_NIOS2_IMM8, 8) | |
| 48 | RELOC_NUMBER (R_NIOS2_HI16, 9) | |
| 49 | RELOC_NUMBER (R_NIOS2_LO16, 10) | |
| 50 | RELOC_NUMBER (R_NIOS2_HIADJ16, 11) | |
| 51 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_32, 12) | |
| 52 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_16, 13) | |
| 53 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_8, 14) | |
| 54 | RELOC_NUMBER (R_NIOS2_GPREL, 15) | |
| 55 | RELOC_NUMBER (R_NIOS2_GNU_VTINHERIT, 16) | |
| 56 | RELOC_NUMBER (R_NIOS2_GNU_VTENTRY, 17) | |
| 57 | RELOC_NUMBER (R_NIOS2_UJMP, 18) | |
| 58 | RELOC_NUMBER (R_NIOS2_CJMP, 19) | |
| 59 | RELOC_NUMBER (R_NIOS2_CALLR, 20) | |
| 60 | RELOC_NUMBER (R_NIOS2_ALIGN, 21) | |
| 61 | RELOC_NUMBER (R_NIOS2_GOT16, 22) | |
| 62 | RELOC_NUMBER (R_NIOS2_CALL16, 23) | |
| 63 | RELOC_NUMBER (R_NIOS2_GOTOFF_LO, 24) | |
| 64 | RELOC_NUMBER (R_NIOS2_GOTOFF_HA, 25) | |
| 65 | RELOC_NUMBER (R_NIOS2_PCREL_LO, 26) | |
| 66 | RELOC_NUMBER (R_NIOS2_PCREL_HA, 27) | |
| 67 | RELOC_NUMBER (R_NIOS2_TLS_GD16, 28) | |
| 68 | RELOC_NUMBER (R_NIOS2_TLS_LDM16, 29) | |
| 69 | RELOC_NUMBER (R_NIOS2_TLS_LDO16, 30) | |
| 70 | RELOC_NUMBER (R_NIOS2_TLS_IE16, 31) | |
| 71 | RELOC_NUMBER (R_NIOS2_TLS_LE16, 32) | |
| 72 | RELOC_NUMBER (R_NIOS2_TLS_DTPMOD, 33) | |
| 73 | RELOC_NUMBER (R_NIOS2_TLS_DTPREL, 34) | |
| 74 | RELOC_NUMBER (R_NIOS2_TLS_TPREL, 35) | |
| 75 | RELOC_NUMBER (R_NIOS2_COPY, 36) | |
| 76 | RELOC_NUMBER (R_NIOS2_GLOB_DAT, 37) | |
| 77 | RELOC_NUMBER (R_NIOS2_JUMP_SLOT, 38) | |
| 78 | RELOC_NUMBER (R_NIOS2_RELATIVE, 39) | |
| 79 | RELOC_NUMBER (R_NIOS2_GOTOFF, 40) | |
| 78058a5e | 80 | RELOC_NUMBER (R_NIOS2_CALL26_NOAT, 41) |
| 1c2de463 SL |
81 | RELOC_NUMBER (R_NIOS2_GOT_LO, 42) |
| 82 | RELOC_NUMBER (R_NIOS2_GOT_HA, 43) | |
| 83 | RELOC_NUMBER (R_NIOS2_CALL_LO, 44) | |
| 84 | RELOC_NUMBER (R_NIOS2_CALL_HA, 45) | |
| 8c163c5a SL |
85 | |
| 86 | /* Relocs specific to R2. */ | |
| 87 | RELOC_NUMBER (R_NIOS2_R2_S12, 64) | |
| 88 | RELOC_NUMBER (R_NIOS2_R2_I10_1_PCREL, 65) | |
| 89 | RELOC_NUMBER (R_NIOS2_R2_T1I7_1_PCREL, 66) | |
| 90 | RELOC_NUMBER (R_NIOS2_R2_T1I7_2, 67) | |
| 91 | RELOC_NUMBER (R_NIOS2_R2_T2I4, 68) | |
| 92 | RELOC_NUMBER (R_NIOS2_R2_T2I4_1, 69) | |
| 93 | RELOC_NUMBER (R_NIOS2_R2_T2I4_2, 70) | |
| 94 | RELOC_NUMBER (R_NIOS2_R2_X1I7_2, 71) | |
| 95 | RELOC_NUMBER (R_NIOS2_R2_X2L5, 72) | |
| 96 | RELOC_NUMBER (R_NIOS2_R2_F1I5_2, 73) | |
| 97 | RELOC_NUMBER (R_NIOS2_R2_L5I4X1, 74) | |
| 98 | RELOC_NUMBER (R_NIOS2_R2_T1X1I6, 75) | |
| 99 | RELOC_NUMBER (R_NIOS2_R2_T1X1I6_2, 76) | |
| 100 | ||
| 101 | /* Last reloc. */ | |
| 102 | RELOC_NUMBER (R_NIOS2_ILLEGAL, 77) | |
| 36591ba1 SL |
103 | END_RELOC_NUMBERS (R_NIOS2_maxext) |
| 104 | ||
| 105 | /* Processor-specific section flags. */ | |
| 106 | ||
| 107 | /* This is used to mark gp-relative sections. */ | |
| 108 | #define SHF_NIOS2_GPREL 0x10000000 | |
| 109 | ||
| 110 | /* Processor-specific dynamic array tags. */ | |
| 111 | ||
| 112 | /* Address of _gp. */ | |
| 113 | #define DT_NIOS2_GP 0x70000002 | |
| 114 | ||
| 965b1d80 SL |
115 | /* Processor specific flags for the Elf header e_flags field. */ |
| 116 | ||
| 117 | #define EF_NIOS2_ARCH_R1 0x00000000 | |
| 118 | #define EF_NIOS2_ARCH_R2 0x00000001 | |
| 119 | ||
| 36591ba1 | 120 | #endif /* _ELF_NIOS2_H */ |