1 /* Score ELF support for BFD.
2 Copyright 2006 Free Software Foundation, Inc.
4 Mei Ligang (ligang@sunnorth.com.cn)
5 Pei-Lin Tsai (pltsai@sunplus.com)
7 This file is part of BFD, the Binary File Descriptor library.
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.
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.
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. */
26 #include "elf/reloc-macros.h"
28 #define SCORE_SIMULATOR_ACTIVE 1
29 #define OPC_PTMASK 0xc0000000 /* Parity-bit Mask. */
30 #define OPC16_PTMASK 0x00008000
31 /* The parity-bit denotes. */
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. */
35 #define GP_DISP_LABEL "_gp_disp"
37 /* Processor specific flags for the ELF header e_flags field: */
39 /* File contains position independent code. */
40 #define EF_SCORE_PIC 0x80000000
42 /* Fix data dependency. */
43 #define EF_SCORE_FIXDEP 0x40000000
45 /* Defined and allocated common symbol. Value is virtual address. If
46 relocated, alignment must be preserved. */
47 #define SHN_SCORE_TEXT 0xff01
48 #define SHN_SCORE_DATA 0xff02
49 /* Small common symbol. */
50 #define SHN_SCORE_SCOMMON 0xff03
52 /* Processor specific section flags. */
54 /* This section must be in the global data area. */
55 #define SHF_SCORE_GPREL 0x10000000
57 /* This section should be merged. */
58 #define SHF_SCORE_MERGE 0x20000000
60 /* This section contains address data of size implied by section
62 #define SHF_SCORE_ADDR 0x40000000
64 /* This section contains string data. */
65 #define SHF_SCORE_STRING 0x80000000
67 /* This section may not be stripped. */
68 #define SHF_SCORE_NOSTRIP 0x08000000
70 /* This section is local to threads. */
71 #define SHF_SCORE_LOCAL 0x04000000
73 /* Linker should generate implicit weak names for this section. */
74 #define SHF_SCORE_NAMES 0x02000000
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
80 /* Processor specific dynamic array tags. */
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
96 /* Processor specific section types. */
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
)
123 #endif /* _ELF_SCORE_H */
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