/src/binutils-gdb/include/elf/nios2.h
Line | Count | Source (jump to first uncovered line) |
1 | | /* Altera Nios II ELF support for BFD. |
2 | | Copyright (C) 2012-2025 Free Software Foundation, Inc. |
3 | | Contributed by Nigel Gray (ngray@altera.com). |
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 | 1.37k | START_RELOC_NUMBERS (elf_nios2_reloc_type) |
37 | | /* Relocs used by both R1 and R2, with different howtos to match |
38 | | the respective encodings. */ |
39 | 1.37k | RELOC_NUMBER (R_NIOS2_NONE, 0) |
40 | 20 | RELOC_NUMBER (R_NIOS2_S16, 1) |
41 | 23 | RELOC_NUMBER (R_NIOS2_U16, 2) |
42 | 5 | RELOC_NUMBER (R_NIOS2_PCREL16, 3) |
43 | 14 | RELOC_NUMBER (R_NIOS2_CALL26, 4) |
44 | 0 | RELOC_NUMBER (R_NIOS2_IMM5, 5) |
45 | 10 | RELOC_NUMBER (R_NIOS2_CACHE_OPX, 6) |
46 | 5 | RELOC_NUMBER (R_NIOS2_IMM6, 7) |
47 | 14 | RELOC_NUMBER (R_NIOS2_IMM8, 8) |
48 | 54 | RELOC_NUMBER (R_NIOS2_HI16, 9) |
49 | 9 | RELOC_NUMBER (R_NIOS2_LO16, 10) |
50 | 11 | RELOC_NUMBER (R_NIOS2_HIADJ16, 11) |
51 | 16 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_32, 12) |
52 | 44 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_16, 13) |
53 | 7 | RELOC_NUMBER (R_NIOS2_BFD_RELOC_8, 14) |
54 | 6 | RELOC_NUMBER (R_NIOS2_GPREL, 15) |
55 | 25 | RELOC_NUMBER (R_NIOS2_GNU_VTINHERIT, 16) |
56 | 10 | RELOC_NUMBER (R_NIOS2_GNU_VTENTRY, 17) |
57 | 4 | RELOC_NUMBER (R_NIOS2_UJMP, 18) |
58 | 13 | RELOC_NUMBER (R_NIOS2_CJMP, 19) |
59 | 3 | RELOC_NUMBER (R_NIOS2_CALLR, 20) |
60 | 2 | RELOC_NUMBER (R_NIOS2_ALIGN, 21) |
61 | 15 | RELOC_NUMBER (R_NIOS2_GOT16, 22) |
62 | 14 | RELOC_NUMBER (R_NIOS2_CALL16, 23) |
63 | 4 | RELOC_NUMBER (R_NIOS2_GOTOFF_LO, 24) |
64 | 2 | RELOC_NUMBER (R_NIOS2_GOTOFF_HA, 25) |
65 | 6 | RELOC_NUMBER (R_NIOS2_PCREL_LO, 26) |
66 | 2 | RELOC_NUMBER (R_NIOS2_PCREL_HA, 27) |
67 | 3 | RELOC_NUMBER (R_NIOS2_TLS_GD16, 28) |
68 | 0 | RELOC_NUMBER (R_NIOS2_TLS_LDM16, 29) |
69 | 4 | RELOC_NUMBER (R_NIOS2_TLS_LDO16, 30) |
70 | 3 | RELOC_NUMBER (R_NIOS2_TLS_IE16, 31) |
71 | 12 | RELOC_NUMBER (R_NIOS2_TLS_LE16, 32) |
72 | 4 | RELOC_NUMBER (R_NIOS2_TLS_DTPMOD, 33) |
73 | 9 | RELOC_NUMBER (R_NIOS2_TLS_DTPREL, 34) |
74 | 9 | RELOC_NUMBER (R_NIOS2_TLS_TPREL, 35) |
75 | 11 | RELOC_NUMBER (R_NIOS2_COPY, 36) |
76 | 1 | RELOC_NUMBER (R_NIOS2_GLOB_DAT, 37) |
77 | 3 | RELOC_NUMBER (R_NIOS2_JUMP_SLOT, 38) |
78 | 1 | RELOC_NUMBER (R_NIOS2_RELATIVE, 39) |
79 | 12 | RELOC_NUMBER (R_NIOS2_GOTOFF, 40) |
80 | 8 | RELOC_NUMBER (R_NIOS2_CALL26_NOAT, 41) |
81 | 0 | RELOC_NUMBER (R_NIOS2_GOT_LO, 42) |
82 | 4 | RELOC_NUMBER (R_NIOS2_GOT_HA, 43) |
83 | 7 | RELOC_NUMBER (R_NIOS2_CALL_LO, 44) |
84 | 5 | RELOC_NUMBER (R_NIOS2_CALL_HA, 45) |
85 | | |
86 | | /* Relocs specific to R2. */ |
87 | 14 | RELOC_NUMBER (R_NIOS2_R2_S12, 64) |
88 | 3 | RELOC_NUMBER (R_NIOS2_R2_I10_1_PCREL, 65) |
89 | 1 | RELOC_NUMBER (R_NIOS2_R2_T1I7_1_PCREL, 66) |
90 | 3 | RELOC_NUMBER (R_NIOS2_R2_T1I7_2, 67) |
91 | 3 | RELOC_NUMBER (R_NIOS2_R2_T2I4, 68) |
92 | 3 | RELOC_NUMBER (R_NIOS2_R2_T2I4_1, 69) |
93 | 7 | RELOC_NUMBER (R_NIOS2_R2_T2I4_2, 70) |
94 | 5 | RELOC_NUMBER (R_NIOS2_R2_X1I7_2, 71) |
95 | 3 | RELOC_NUMBER (R_NIOS2_R2_X2L5, 72) |
96 | 11 | RELOC_NUMBER (R_NIOS2_R2_F1I5_2, 73) |
97 | 4 | RELOC_NUMBER (R_NIOS2_R2_L5I4X1, 74) |
98 | 3 | RELOC_NUMBER (R_NIOS2_R2_T1X1I6, 75) |
99 | 11 | RELOC_NUMBER (R_NIOS2_R2_T1X1I6_2, 76) |
100 | | |
101 | | /* Last reloc. */ |
102 | 1 | RELOC_NUMBER (R_NIOS2_ILLEGAL, 77) |
103 | 551 | 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 | 10 | #define DT_NIOS2_GP 0x70000002 |
114 | | |
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 | | |
120 | | #endif /* _ELF_NIOS2_H */ |