Commit | Line | Data |
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1c0d3aa6 | 1 | /* Score ELF support for BFD. |
1bce5d2c | 2 | Copyright 2006, 2008 Free Software Foundation, Inc. |
1c0d3aa6 NC |
3 | Contributed by |
4 | Mei Ligang (ligang@sunnorth.com.cn) | |
5 | Pei-Lin Tsai (pltsai@sunplus.com) | |
6 | ||
7 | This file is part of BFD, the Binary File Descriptor library. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 2 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with this program; if not, write to the Free Software Foundation, | |
21 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ | |
22 | ||
23 | #ifndef _ELF_SCORE_H | |
24 | #define _ELF_SCORE_H | |
25 | ||
26 | #include "elf/reloc-macros.h" | |
27 | ||
28 | #define SCORE_SIMULATOR_ACTIVE 1 | |
b3549761 | 29 | #define OPC_PTMASK 0xc0000000 /* Parity-bit Mask. */ |
1c0d3aa6 NC |
30 | #define OPC16_PTMASK 0x00008000 |
31 | /* The parity-bit denotes. */ | |
b3549761 NC |
32 | #define OPC_32 0xc0000000 /* Denotes 32b instruction, (default). */ |
33 | #define OPC_16 0x00000000 /* Denotes 16b instruction. */ | |
34 | #define OPC_PE 0x8000 /* Denotes parallel-execution instructions. */ | |
1c0d3aa6 NC |
35 | #define GP_DISP_LABEL "_gp_disp" |
36 | ||
b3549761 | 37 | /* Processor specific flags for the ELF header e_flags field: */ |
1c0d3aa6 NC |
38 | |
39 | /* File contains position independent code. */ | |
b3549761 NC |
40 | #define EF_SCORE_PIC 0x80000000 |
41 | ||
42 | /* Fix data dependency. */ | |
43 | #define EF_SCORE_FIXDEP 0x40000000 | |
1c0d3aa6 NC |
44 | |
45 | /* Defined and allocated common symbol. Value is virtual address. If | |
46 | relocated, alignment must be preserved. */ | |
1bce5d2c AM |
47 | #define SHN_SCORE_TEXT (SHN_LORESERVE + 1) |
48 | #define SHN_SCORE_DATA (SHN_LORESERVE + 2) | |
1c0d3aa6 | 49 | /* Small common symbol. */ |
1bce5d2c | 50 | #define SHN_SCORE_SCOMMON (SHN_LORESERVE + 3) |
1c0d3aa6 NC |
51 | |
52 | /* Processor specific section flags. */ | |
53 | ||
54 | /* This section must be in the global data area. */ | |
55 | #define SHF_SCORE_GPREL 0x10000000 | |
56 | ||
57 | /* This section should be merged. */ | |
58 | #define SHF_SCORE_MERGE 0x20000000 | |
59 | ||
60 | /* This section contains address data of size implied by section | |
61 | element size. */ | |
62 | #define SHF_SCORE_ADDR 0x40000000 | |
63 | ||
64 | /* This section contains string data. */ | |
65 | #define SHF_SCORE_STRING 0x80000000 | |
66 | ||
67 | /* This section may not be stripped. */ | |
68 | #define SHF_SCORE_NOSTRIP 0x08000000 | |
69 | ||
70 | /* This section is local to threads. */ | |
71 | #define SHF_SCORE_LOCAL 0x04000000 | |
72 | ||
73 | /* Linker should generate implicit weak names for this section. */ | |
74 | #define SHF_SCORE_NAMES 0x02000000 | |
75 | ||
76 | /* Section contais text/data which may be replicated in other sections. | |
77 | Linker should retain only one copy. */ | |
78 | #define SHF_SCORE_NODUPES 0x01000000 | |
79 | ||
80 | /* Processor specific dynamic array tags. */ | |
81 | ||
82 | /* Base address of the segment. */ | |
83 | #define DT_SCORE_BASE_ADDRESS 0x70000001 | |
84 | /* Number of local global offset table entries. */ | |
85 | #define DT_SCORE_LOCAL_GOTNO 0x70000002 | |
86 | /* Number of entries in the .dynsym section. */ | |
87 | #define DT_SCORE_SYMTABNO 0x70000003 | |
88 | /* Index of first dynamic symbol in global offset table. */ | |
89 | #define DT_SCORE_GOTSYM 0x70000004 | |
90 | /* Index of first external dynamic symbol not referenced locally. */ | |
91 | #define DT_SCORE_UNREFEXTNO 0x70000005 | |
92 | /* Number of page table entries in global offset table. */ | |
93 | #define DT_SCORE_HIPAGENO 0x70000006 | |
94 | ||
95 | ||
96 | /* Processor specific section types. */ | |
97 | ||
98 | ||
99 | /* Relocation types. */ | |
100 | START_RELOC_NUMBERS (elf_score_reloc_type) | |
101 | RELOC_NUMBER (R_SCORE_NONE, 0) | |
102 | RELOC_NUMBER (R_SCORE_HI16, 1) | |
103 | RELOC_NUMBER (R_SCORE_LO16, 2) | |
104 | RELOC_NUMBER (R_SCORE_DUMMY1, 3) | |
105 | RELOC_NUMBER (R_SCORE_24, 4) | |
106 | RELOC_NUMBER (R_SCORE_PC19, 5) | |
107 | RELOC_NUMBER (R_SCORE16_11, 6) | |
108 | RELOC_NUMBER (R_SCORE16_PC8, 7) | |
109 | RELOC_NUMBER (R_SCORE_ABS32, 8) | |
110 | RELOC_NUMBER (R_SCORE_ABS16, 9) | |
111 | RELOC_NUMBER (R_SCORE_DUMMY2, 10) | |
112 | RELOC_NUMBER (R_SCORE_GP15, 11) | |
113 | RELOC_NUMBER (R_SCORE_GNU_VTINHERIT, 12) | |
114 | RELOC_NUMBER (R_SCORE_GNU_VTENTRY, 13) | |
115 | RELOC_NUMBER (R_SCORE_GOT15, 14) | |
116 | RELOC_NUMBER (R_SCORE_GOT_LO16, 15) | |
117 | RELOC_NUMBER (R_SCORE_CALL15, 16) | |
118 | RELOC_NUMBER (R_SCORE_GPREL32, 17) | |
119 | RELOC_NUMBER (R_SCORE_REL32, 18) | |
120 | RELOC_NUMBER (R_SCORE_DUMMY_HI16, 19) | |
121 | END_RELOC_NUMBERS (R_SCORE_max) | |
122 | ||
123 | #endif /* _ELF_SCORE_H */ |