1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
/* ALPHA ELF support for BFD.
Copyright 1996, 1998, 2000, 2001, 2002, 2010 Free Software Foundation, Inc.
By Eric Youngdale, <eric@aib.com>. No processor supplement available
for this platform.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
/* This file holds definitions specific to the ALPHA ELF ABI. Note
that most of this is not actually implemented by BFD. */
#ifndef _ELF_ALPHA_H
#define _ELF_ALPHA_H
/* Processor specific flags for the ELF header e_flags field. */
/* All addresses must be below 2GB. */
#define EF_ALPHA_32BIT 0x00000001
/* All relocations needed for relaxation with code movement are present. */
#define EF_ALPHA_CANRELAX 0x00000002
/* Processor specific section flags. */
/* This section must be in the global data area. */
#define SHF_ALPHA_GPREL 0x10000000
/* Section contains some sort of debugging information. The exact
format is unspecified. It's probably ECOFF symbols. */
#define SHT_ALPHA_DEBUG 0x70000001
/* Section contains register usage information. */
#define SHT_ALPHA_REGINFO 0x70000002
/* A section of type SHT_MIPS_REGINFO contains the following
structure. */
typedef struct
{
/* Mask of general purpose registers used. */
unsigned long ri_gprmask;
/* Mask of co-processor registers used. */
unsigned long ri_cprmask[4];
/* GP register value for this object file. */
long ri_gp_value;
} Elf64_RegInfo;
/* Special values for the st_other field in the symbol table. */
#define STO_ALPHA_NOPV 0x80
#define STO_ALPHA_STD_GPLOAD 0x88
/* Special values for Elf64_Dyn tag. */
#define DT_ALPHA_PLTRO DT_LOPROC
#include "elf/reloc-macros.h"
/* Alpha relocs. */
START_RELOC_NUMBERS (elf_alpha_reloc_type)
RELOC_NUMBER (R_ALPHA_NONE, 0) /* No reloc */
RELOC_NUMBER (R_ALPHA_REFLONG, 1) /* Direct 32 bit */
RELOC_NUMBER (R_ALPHA_REFQUAD, 2) /* Direct 64 bit */
RELOC_NUMBER (R_ALPHA_GPREL32, 3) /* GP relative 32 bit */
RELOC_NUMBER (R_ALPHA_LITERAL, 4) /* GP relative 16 bit w/optimization */
RELOC_NUMBER (R_ALPHA_LITUSE, 5) /* Optimization hint for LITERAL */
RELOC_NUMBER (R_ALPHA_GPDISP, 6) /* Add displacement to GP */
RELOC_NUMBER (R_ALPHA_BRADDR, 7) /* PC+4 relative 23 bit shifted */
RELOC_NUMBER (R_ALPHA_HINT, 8) /* PC+4 relative 16 bit shifted */
RELOC_NUMBER (R_ALPHA_SREL16, 9) /* PC relative 16 bit */
RELOC_NUMBER (R_ALPHA_SREL32, 10) /* PC relative 32 bit */
RELOC_NUMBER (R_ALPHA_SREL64, 11) /* PC relative 64 bit */
/* Skip 12 - 16; deprecated ECOFF relocs. */
RELOC_NUMBER (R_ALPHA_GPRELHIGH, 17) /* GP relative 32 bit, high 16 bits */
RELOC_NUMBER (R_ALPHA_GPRELLOW, 18) /* GP relative 32 bit, low 16 bits */
RELOC_NUMBER (R_ALPHA_GPREL16, 19) /* GP relative 16 bit */
/* Skip 20 - 23; deprecated ECOFF relocs. */
/* These relocations are specific to shared libraries. */
RELOC_NUMBER (R_ALPHA_COPY, 24) /* Copy symbol at runtime */
RELOC_NUMBER (R_ALPHA_GLOB_DAT, 25) /* Create GOT entry */
RELOC_NUMBER (R_ALPHA_JMP_SLOT, 26) /* Create PLT entry */
RELOC_NUMBER (R_ALPHA_RELATIVE, 27) /* Adjust by program base */
/* Like BRADDR, but assert that the source and target object file
share the same GP value, and adjust the target address for
STO_ALPHA_STD_GPLOAD. */
RELOC_NUMBER (R_ALPHA_BRSGP, 28)
/* Thread-Local Storage. */
RELOC_NUMBER (R_ALPHA_TLSGD, 29)
RELOC_NUMBER (R_ALPHA_TLSLDM, 30)
RELOC_NUMBER (R_ALPHA_DTPMOD64, 31)
RELOC_NUMBER (R_ALPHA_GOTDTPREL, 32)
RELOC_NUMBER (R_ALPHA_DTPREL64, 33)
RELOC_NUMBER (R_ALPHA_DTPRELHI, 34)
RELOC_NUMBER (R_ALPHA_DTPRELLO, 35)
RELOC_NUMBER (R_ALPHA_DTPREL16, 36)
RELOC_NUMBER (R_ALPHA_GOTTPREL, 37)
RELOC_NUMBER (R_ALPHA_TPREL64, 38)
RELOC_NUMBER (R_ALPHA_TPRELHI, 39)
RELOC_NUMBER (R_ALPHA_TPRELLO, 40)
RELOC_NUMBER (R_ALPHA_TPREL16, 41)
END_RELOC_NUMBERS (R_ALPHA_max)
#define LITUSE_ALPHA_ADDR 0
#define LITUSE_ALPHA_BASE 1
#define LITUSE_ALPHA_BYTOFF 2
#define LITUSE_ALPHA_JSR 3
#define LITUSE_ALPHA_TLSGD 4
#define LITUSE_ALPHA_TLSLDM 5
#define LITUSE_ALPHA_JSRDIRECT 6
#endif /* _ELF_ALPHA_H */
|
