1 |
106 |
markom |
/* MIPS ELF support for BFD.
|
2 |
|
|
Copyright (C) 1993, 1994, 1995, 1996, 1998 Free Software Foundation, Inc.
|
3 |
|
|
|
4 |
|
|
By Ian Lance Taylor, Cygnus Support, <ian@cygnus.com>, from
|
5 |
|
|
information in the System V Application Binary Interface, MIPS
|
6 |
|
|
Processor Supplement.
|
7 |
|
|
|
8 |
|
|
This file is part of BFD, the Binary File Descriptor library.
|
9 |
|
|
|
10 |
|
|
This program is free software; you can redistribute it and/or modify
|
11 |
|
|
it under the terms of the GNU General Public License as published by
|
12 |
|
|
the Free Software Foundation; either version 2 of the License, or
|
13 |
|
|
(at your option) any later version.
|
14 |
|
|
|
15 |
|
|
This program is distributed in the hope that it will be useful,
|
16 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
17 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
18 |
|
|
GNU General Public License for more details.
|
19 |
|
|
|
20 |
|
|
You should have received a copy of the GNU General Public License
|
21 |
|
|
along with this program; if not, write to the Free Software
|
22 |
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
23 |
|
|
|
24 |
|
|
/* This file holds definitions specific to the MIPS ELF ABI. Note
|
25 |
|
|
that most of this is not actually implemented by BFD. */
|
26 |
|
|
|
27 |
|
|
#ifndef _ELF_MIPS_H
|
28 |
|
|
#define _ELF_MIPS_H
|
29 |
|
|
|
30 |
|
|
#include "elf/reloc-macros.h"
|
31 |
|
|
|
32 |
|
|
/* Relocation types. */
|
33 |
|
|
START_RELOC_NUMBERS (elf_mips_reloc_type)
|
34 |
|
|
RELOC_NUMBER (R_MIPS_NONE, 0)
|
35 |
|
|
RELOC_NUMBER (R_MIPS_16, 1)
|
36 |
|
|
RELOC_NUMBER (R_MIPS_32, 2)
|
37 |
|
|
RELOC_NUMBER (R_MIPS_REL32, 3)
|
38 |
|
|
RELOC_NUMBER (R_MIPS_26, 4)
|
39 |
|
|
RELOC_NUMBER (R_MIPS_HI16, 5)
|
40 |
|
|
RELOC_NUMBER (R_MIPS_LO16, 6)
|
41 |
|
|
RELOC_NUMBER (R_MIPS_GPREL16, 7)
|
42 |
|
|
RELOC_NUMBER (R_MIPS_LITERAL, 8)
|
43 |
|
|
RELOC_NUMBER (R_MIPS_GOT16, 9)
|
44 |
|
|
RELOC_NUMBER (R_MIPS_PC16, 10)
|
45 |
|
|
RELOC_NUMBER (R_MIPS_CALL16, 11)
|
46 |
|
|
RELOC_NUMBER (R_MIPS_GPREL32, 12)
|
47 |
|
|
/* The remaining relocs are defined on Irix, although they are not
|
48 |
|
|
in the MIPS ELF ABI. */
|
49 |
|
|
RELOC_NUMBER (R_MIPS_UNUSED1, 13)
|
50 |
|
|
RELOC_NUMBER (R_MIPS_UNUSED2, 14)
|
51 |
|
|
RELOC_NUMBER (R_MIPS_UNUSED3, 15)
|
52 |
|
|
RELOC_NUMBER (R_MIPS_SHIFT5, 16)
|
53 |
|
|
RELOC_NUMBER (R_MIPS_SHIFT6, 17)
|
54 |
|
|
RELOC_NUMBER (R_MIPS_64, 18)
|
55 |
|
|
RELOC_NUMBER (R_MIPS_GOT_DISP, 19)
|
56 |
|
|
RELOC_NUMBER (R_MIPS_GOT_PAGE, 20)
|
57 |
|
|
RELOC_NUMBER (R_MIPS_GOT_OFST, 21)
|
58 |
|
|
RELOC_NUMBER (R_MIPS_GOT_HI16, 22)
|
59 |
|
|
RELOC_NUMBER (R_MIPS_GOT_LO16, 23)
|
60 |
|
|
RELOC_NUMBER (R_MIPS_SUB, 24)
|
61 |
|
|
RELOC_NUMBER (R_MIPS_INSERT_A, 25)
|
62 |
|
|
RELOC_NUMBER (R_MIPS_INSERT_B, 26)
|
63 |
|
|
RELOC_NUMBER (R_MIPS_DELETE, 27)
|
64 |
|
|
RELOC_NUMBER (R_MIPS_HIGHER, 28)
|
65 |
|
|
RELOC_NUMBER (R_MIPS_HIGHEST, 29)
|
66 |
|
|
RELOC_NUMBER (R_MIPS_CALL_HI16, 30)
|
67 |
|
|
RELOC_NUMBER (R_MIPS_CALL_LO16, 31)
|
68 |
|
|
RELOC_NUMBER (R_MIPS_SCN_DISP, 32)
|
69 |
|
|
RELOC_NUMBER (R_MIPS_REL16, 33)
|
70 |
|
|
RELOC_NUMBER (R_MIPS_ADD_IMMEDIATE, 34)
|
71 |
|
|
RELOC_NUMBER (R_MIPS_PJUMP, 35)
|
72 |
|
|
RELOC_NUMBER (R_MIPS_RELGOT, 36)
|
73 |
|
|
RELOC_NUMBER (R_MIPS_JALR, 37)
|
74 |
|
|
RELOC_NUMBER (R_MIPS_max, 38)
|
75 |
|
|
/* These relocs are used for the mips16. */
|
76 |
|
|
RELOC_NUMBER (R_MIPS16_26, 100)
|
77 |
|
|
RELOC_NUMBER (R_MIPS16_GPREL, 101)
|
78 |
|
|
/* These are GNU extensions to handle embedded-pic. */
|
79 |
|
|
RELOC_NUMBER (R_MIPS_PC32, 248)
|
80 |
|
|
RELOC_NUMBER (R_MIPS_PC64, 249)
|
81 |
|
|
RELOC_NUMBER (R_MIPS_GNU_REL16_S2, 250)
|
82 |
|
|
RELOC_NUMBER (R_MIPS_GNU_REL_LO16, 251)
|
83 |
|
|
RELOC_NUMBER (R_MIPS_GNU_REL_HI16, 252)
|
84 |
|
|
/* These are GNU extensions to enable C++ vtable garbage collection. */
|
85 |
|
|
RELOC_NUMBER (R_MIPS_GNU_VTINHERIT, 253)
|
86 |
|
|
RELOC_NUMBER (R_MIPS_GNU_VTENTRY, 254)
|
87 |
|
|
END_RELOC_NUMBERS
|
88 |
|
|
|
89 |
|
|
/* Processor specific flags for the ELF header e_flags field. */
|
90 |
|
|
|
91 |
|
|
/* At least one .noreorder directive appears in the source. */
|
92 |
|
|
#define EF_MIPS_NOREORDER 0x00000001
|
93 |
|
|
|
94 |
|
|
/* File contains position independent code. */
|
95 |
|
|
#define EF_MIPS_PIC 0x00000002
|
96 |
|
|
|
97 |
|
|
/* Code in file uses the standard calling sequence for calling
|
98 |
|
|
position independent code. */
|
99 |
|
|
#define EF_MIPS_CPIC 0x00000004
|
100 |
|
|
|
101 |
|
|
/* Code in file uses new ABI (-n32 on Irix 6). */
|
102 |
|
|
#define EF_MIPS_ABI2 0x00000020
|
103 |
|
|
|
104 |
|
|
/* Indicates code compiled for a 64-bit machine in 32-bit mode.
|
105 |
|
|
(regs are 32-bits wide.) */
|
106 |
|
|
#define EF_MIPS_32BITMODE 0x00000100
|
107 |
|
|
|
108 |
|
|
/* Four bit MIPS architecture field. */
|
109 |
|
|
#define EF_MIPS_ARCH 0xf0000000
|
110 |
|
|
|
111 |
|
|
/* -mips1 code. */
|
112 |
|
|
#define E_MIPS_ARCH_1 0x00000000
|
113 |
|
|
|
114 |
|
|
/* -mips2 code. */
|
115 |
|
|
#define E_MIPS_ARCH_2 0x10000000
|
116 |
|
|
|
117 |
|
|
/* -mips3 code. */
|
118 |
|
|
#define E_MIPS_ARCH_3 0x20000000
|
119 |
|
|
|
120 |
|
|
/* -mips4 code. */
|
121 |
|
|
#define E_MIPS_ARCH_4 0x30000000
|
122 |
|
|
|
123 |
|
|
/* The ABI of the file. Also see EF_MIPS_ABI2 above. */
|
124 |
|
|
#define EF_MIPS_ABI 0x0000F000
|
125 |
|
|
|
126 |
|
|
/* The original o32 abi. */
|
127 |
|
|
#define E_MIPS_ABI_O32 0x00001000
|
128 |
|
|
|
129 |
|
|
/* O32 extended to work on 64 bit architectures */
|
130 |
|
|
#define E_MIPS_ABI_O64 0x00002000
|
131 |
|
|
|
132 |
|
|
/* EABI in 32 bit mode */
|
133 |
|
|
#define E_MIPS_ABI_EABI32 0x00003000
|
134 |
|
|
|
135 |
|
|
/* EABI in 64 bit mode */
|
136 |
|
|
#define E_MIPS_ABI_EABI64 0x00004000
|
137 |
|
|
|
138 |
|
|
|
139 |
|
|
/* Machine variant if we know it. This field was invented at Cygnus,
|
140 |
|
|
but it is hoped that other vendors will adopt it. If some standard
|
141 |
|
|
is developed, this code should be changed to follow it. */
|
142 |
|
|
|
143 |
|
|
#define EF_MIPS_MACH 0x00FF0000
|
144 |
|
|
|
145 |
|
|
/* Cygnus is choosing values between 80 and 9F;
|
146 |
|
|
00 - 7F should be left for a future standard;
|
147 |
|
|
the rest are open. */
|
148 |
|
|
|
149 |
|
|
#define E_MIPS_MACH_3900 0x00810000
|
150 |
|
|
|
151 |
|
|
#define E_MIPS_MACH_4010 0x00820000
|
152 |
|
|
#define E_MIPS_MACH_4100 0x00830000
|
153 |
|
|
#define E_MIPS_MACH_4650 0x00850000
|
154 |
|
|
#define E_MIPS_MACH_4111 0x00880000
|
155 |
|
|
|
156 |
|
|
|
157 |
|
|
/* Processor specific section indices. These sections do not actually
|
158 |
|
|
exist. Symbols with a st_shndx field corresponding to one of these
|
159 |
|
|
values have a special meaning. */
|
160 |
|
|
|
161 |
|
|
/* Defined and allocated common symbol. Value is virtual address. If
|
162 |
|
|
relocated, alignment must be preserved. */
|
163 |
|
|
#define SHN_MIPS_ACOMMON 0xff00
|
164 |
|
|
|
165 |
|
|
/* Defined and allocated text symbol. Value is virtual address.
|
166 |
|
|
Occur in the dynamic symbol table of Alpha OSF/1 and Irix 5 executables. */
|
167 |
|
|
#define SHN_MIPS_TEXT 0xff01
|
168 |
|
|
|
169 |
|
|
/* Defined and allocated data symbol. Value is virtual address.
|
170 |
|
|
Occur in the dynamic symbol table of Alpha OSF/1 and Irix 5 executables. */
|
171 |
|
|
#define SHN_MIPS_DATA 0xff02
|
172 |
|
|
|
173 |
|
|
/* Small common symbol. */
|
174 |
|
|
#define SHN_MIPS_SCOMMON 0xff03
|
175 |
|
|
|
176 |
|
|
/* Small undefined symbol. */
|
177 |
|
|
#define SHN_MIPS_SUNDEFINED 0xff04
|
178 |
|
|
|
179 |
|
|
/* Processor specific section types. */
|
180 |
|
|
|
181 |
|
|
/* Section contains the set of dynamic shared objects used when
|
182 |
|
|
statically linking. */
|
183 |
|
|
#define SHT_MIPS_LIBLIST 0x70000000
|
184 |
|
|
|
185 |
|
|
/* I'm not sure what this is, but it's used on Irix 5. */
|
186 |
|
|
#define SHT_MIPS_MSYM 0x70000001
|
187 |
|
|
|
188 |
|
|
/* Section contains list of symbols whose definitions conflict with
|
189 |
|
|
symbols defined in shared objects. */
|
190 |
|
|
#define SHT_MIPS_CONFLICT 0x70000002
|
191 |
|
|
|
192 |
|
|
/* Section contains the global pointer table. */
|
193 |
|
|
#define SHT_MIPS_GPTAB 0x70000003
|
194 |
|
|
|
195 |
|
|
/* Section contains microcode information. The exact format is
|
196 |
|
|
unspecified. */
|
197 |
|
|
#define SHT_MIPS_UCODE 0x70000004
|
198 |
|
|
|
199 |
|
|
/* Section contains some sort of debugging information. The exact
|
200 |
|
|
format is unspecified. It's probably ECOFF symbols. */
|
201 |
|
|
#define SHT_MIPS_DEBUG 0x70000005
|
202 |
|
|
|
203 |
|
|
/* Section contains register usage information. */
|
204 |
|
|
#define SHT_MIPS_REGINFO 0x70000006
|
205 |
|
|
|
206 |
|
|
/* ??? */
|
207 |
|
|
#define SHT_MIPS_PACKAGE 0x70000007
|
208 |
|
|
|
209 |
|
|
/* ??? */
|
210 |
|
|
#define SHT_MIPS_PACKSYM 0x70000008
|
211 |
|
|
|
212 |
|
|
/* ??? */
|
213 |
|
|
#define SHT_MIPS_RELD 0x70000009
|
214 |
|
|
|
215 |
|
|
/* Section contains interface information. */
|
216 |
|
|
#define SHT_MIPS_IFACE 0x7000000b
|
217 |
|
|
|
218 |
|
|
/* Section contains description of contents of another section. */
|
219 |
|
|
#define SHT_MIPS_CONTENT 0x7000000c
|
220 |
|
|
|
221 |
|
|
/* Section contains miscellaneous options. */
|
222 |
|
|
#define SHT_MIPS_OPTIONS 0x7000000d
|
223 |
|
|
|
224 |
|
|
/* ??? */
|
225 |
|
|
#define SHT_MIPS_SHDR 0x70000010
|
226 |
|
|
|
227 |
|
|
/* ??? */
|
228 |
|
|
#define SHT_MIPS_FDESC 0x70000011
|
229 |
|
|
|
230 |
|
|
/* ??? */
|
231 |
|
|
#define SHT_MIPS_EXTSYM 0x70000012
|
232 |
|
|
|
233 |
|
|
/* ??? */
|
234 |
|
|
#define SHT_MIPS_DENSE 0x70000013
|
235 |
|
|
|
236 |
|
|
/* ??? */
|
237 |
|
|
#define SHT_MIPS_PDESC 0x70000014
|
238 |
|
|
|
239 |
|
|
/* ??? */
|
240 |
|
|
#define SHT_MIPS_LOCSYM 0x70000015
|
241 |
|
|
|
242 |
|
|
/* ??? */
|
243 |
|
|
#define SHT_MIPS_AUXSYM 0x70000016
|
244 |
|
|
|
245 |
|
|
/* ??? */
|
246 |
|
|
#define SHT_MIPS_OPTSYM 0x70000017
|
247 |
|
|
|
248 |
|
|
/* ??? */
|
249 |
|
|
#define SHT_MIPS_LOCSTR 0x70000018
|
250 |
|
|
|
251 |
|
|
/* ??? */
|
252 |
|
|
#define SHT_MIPS_LINE 0x70000019
|
253 |
|
|
|
254 |
|
|
/* ??? */
|
255 |
|
|
#define SHT_MIPS_RFDESC 0x7000001a
|
256 |
|
|
|
257 |
|
|
/* ??? */
|
258 |
|
|
#define SHT_MIPS_DELTASYM 0x7000001b
|
259 |
|
|
|
260 |
|
|
/* ??? */
|
261 |
|
|
#define SHT_MIPS_DELTAINST 0x7000001c
|
262 |
|
|
|
263 |
|
|
/* ??? */
|
264 |
|
|
#define SHT_MIPS_DELTACLASS 0x7000001d
|
265 |
|
|
|
266 |
|
|
/* DWARF debugging section. */
|
267 |
|
|
#define SHT_MIPS_DWARF 0x7000001e
|
268 |
|
|
|
269 |
|
|
/* ??? */
|
270 |
|
|
#define SHT_MIPS_DELTADECL 0x7000001f
|
271 |
|
|
|
272 |
|
|
/* List of libraries the binary depends on. Includes a time stamp, version
|
273 |
|
|
number. */
|
274 |
|
|
#define SHT_MIPS_SYMBOL_LIB 0x70000020
|
275 |
|
|
|
276 |
|
|
/* Events section. */
|
277 |
|
|
#define SHT_MIPS_EVENTS 0x70000021
|
278 |
|
|
|
279 |
|
|
/* ??? */
|
280 |
|
|
#define SHT_MIPS_TRANSLATE 0x70000022
|
281 |
|
|
|
282 |
|
|
/* ??? */
|
283 |
|
|
#define SHT_MIPS_PIXIE 0x70000023
|
284 |
|
|
|
285 |
|
|
/* ??? */
|
286 |
|
|
#define SHT_MIPS_XLATE 0x70000024
|
287 |
|
|
|
288 |
|
|
/* ??? */
|
289 |
|
|
#define SHT_MIPS_XLATE_DEBUG 0x70000025
|
290 |
|
|
|
291 |
|
|
/* ??? */
|
292 |
|
|
#define SHT_MIPS_WHIRL 0x70000026
|
293 |
|
|
|
294 |
|
|
/* ??? */
|
295 |
|
|
#define SHT_MIPS_EH_REGION 0x70000027
|
296 |
|
|
|
297 |
|
|
/* ??? */
|
298 |
|
|
#define SHT_MIPS_XLATE_OLD 0x70000028
|
299 |
|
|
|
300 |
|
|
/* ??? */
|
301 |
|
|
#define SHT_MIPS_PDR_EXCEPTION 0x70000029
|
302 |
|
|
|
303 |
|
|
|
304 |
|
|
/* A section of type SHT_MIPS_LIBLIST contains an array of the
|
305 |
|
|
following structure. The sh_link field is the section index of the
|
306 |
|
|
string table. The sh_info field is the number of entries in the
|
307 |
|
|
section. */
|
308 |
|
|
typedef struct
|
309 |
|
|
{
|
310 |
|
|
/* String table index for name of shared object. */
|
311 |
|
|
unsigned long l_name;
|
312 |
|
|
/* Time stamp. */
|
313 |
|
|
unsigned long l_time_stamp;
|
314 |
|
|
/* Checksum of symbol names and common sizes. */
|
315 |
|
|
unsigned long l_checksum;
|
316 |
|
|
/* String table index for version. */
|
317 |
|
|
unsigned long l_version;
|
318 |
|
|
/* Flags. */
|
319 |
|
|
unsigned long l_flags;
|
320 |
|
|
} Elf32_Lib;
|
321 |
|
|
|
322 |
|
|
/* The external version of Elf32_Lib. */
|
323 |
|
|
typedef struct
|
324 |
|
|
{
|
325 |
|
|
unsigned char l_name[4];
|
326 |
|
|
unsigned char l_time_stamp[4];
|
327 |
|
|
unsigned char l_checksum[4];
|
328 |
|
|
unsigned char l_version[4];
|
329 |
|
|
unsigned char l_flags[4];
|
330 |
|
|
} Elf32_External_Lib;
|
331 |
|
|
|
332 |
|
|
/* The l_flags field of an Elf32_Lib structure may contain the
|
333 |
|
|
following flags. */
|
334 |
|
|
|
335 |
|
|
/* Require an exact match at runtime. */
|
336 |
|
|
#define LL_EXACT_MATCH 0x00000001
|
337 |
|
|
|
338 |
|
|
/* Ignore version incompatibilities at runtime. */
|
339 |
|
|
#define LL_IGNORE_INT_VER 0x00000002
|
340 |
|
|
|
341 |
|
|
/* Require matching minor version number. */
|
342 |
|
|
#define LL_REQUIRE_MINOR 0x00000004
|
343 |
|
|
|
344 |
|
|
/* ??? */
|
345 |
|
|
#define LL_EXPORTS 0x00000008
|
346 |
|
|
|
347 |
|
|
/* Delay loading of this library until really needed. */
|
348 |
|
|
#define LL_DELAY_LOAD 0x00000010
|
349 |
|
|
|
350 |
|
|
/* ??? Delta C++ stuff ??? */
|
351 |
|
|
#define LL_DELTA 0x00000020
|
352 |
|
|
|
353 |
|
|
|
354 |
|
|
/* A section of type SHT_MIPS_CONFLICT is an array of indices into the
|
355 |
|
|
.dynsym section. Each element has the following type. */
|
356 |
|
|
typedef unsigned long Elf32_Conflict;
|
357 |
|
|
typedef unsigned char Elf32_External_Conflict[4];
|
358 |
|
|
|
359 |
|
|
typedef unsigned long Elf64_Conflict;
|
360 |
|
|
typedef unsigned char Elf64_External_Conflict[8];
|
361 |
|
|
|
362 |
|
|
/* A section of type SHT_MIPS_GPTAB contains information about how
|
363 |
|
|
much GP space would be required for different -G arguments. This
|
364 |
|
|
information is only used so that the linker can provide informative
|
365 |
|
|
suggestions as to the best -G value to use. The sh_info field is
|
366 |
|
|
the index of the section for which this information applies. The
|
367 |
|
|
contents of the section are an array of the following union. The
|
368 |
|
|
first element uses the gt_header field. The remaining elements use
|
369 |
|
|
the gt_entry field. */
|
370 |
|
|
typedef union
|
371 |
|
|
{
|
372 |
|
|
struct
|
373 |
|
|
{
|
374 |
|
|
/* -G value actually used for this object file. */
|
375 |
|
|
unsigned long gt_current_g_value;
|
376 |
|
|
/* Unused. */
|
377 |
|
|
unsigned long gt_unused;
|
378 |
|
|
} gt_header;
|
379 |
|
|
struct
|
380 |
|
|
{
|
381 |
|
|
/* If this -G argument has been used... */
|
382 |
|
|
unsigned long gt_g_value;
|
383 |
|
|
/* ...this many GP section bytes would be required. */
|
384 |
|
|
unsigned long gt_bytes;
|
385 |
|
|
} gt_entry;
|
386 |
|
|
} Elf32_gptab;
|
387 |
|
|
|
388 |
|
|
/* The external version of Elf32_gptab. */
|
389 |
|
|
|
390 |
|
|
typedef union
|
391 |
|
|
{
|
392 |
|
|
struct
|
393 |
|
|
{
|
394 |
|
|
unsigned char gt_current_g_value[4];
|
395 |
|
|
unsigned char gt_unused[4];
|
396 |
|
|
} gt_header;
|
397 |
|
|
struct
|
398 |
|
|
{
|
399 |
|
|
unsigned char gt_g_value[4];
|
400 |
|
|
unsigned char gt_bytes[4];
|
401 |
|
|
} gt_entry;
|
402 |
|
|
} Elf32_External_gptab;
|
403 |
|
|
|
404 |
|
|
/* A section of type SHT_MIPS_REGINFO contains the following
|
405 |
|
|
structure. */
|
406 |
|
|
typedef struct
|
407 |
|
|
{
|
408 |
|
|
/* Mask of general purpose registers used. */
|
409 |
|
|
unsigned long ri_gprmask;
|
410 |
|
|
/* Mask of co-processor registers used. */
|
411 |
|
|
unsigned long ri_cprmask[4];
|
412 |
|
|
/* GP register value for this object file. */
|
413 |
|
|
long ri_gp_value;
|
414 |
|
|
} Elf32_RegInfo;
|
415 |
|
|
|
416 |
|
|
/* The external version of the Elf_RegInfo structure. */
|
417 |
|
|
typedef struct
|
418 |
|
|
{
|
419 |
|
|
unsigned char ri_gprmask[4];
|
420 |
|
|
unsigned char ri_cprmask[4][4];
|
421 |
|
|
unsigned char ri_gp_value[4];
|
422 |
|
|
} Elf32_External_RegInfo;
|
423 |
|
|
|
424 |
|
|
/* MIPS ELF .reginfo swapping routines. */
|
425 |
|
|
extern void bfd_mips_elf32_swap_reginfo_in
|
426 |
|
|
PARAMS ((bfd *, const Elf32_External_RegInfo *, Elf32_RegInfo *));
|
427 |
|
|
extern void bfd_mips_elf32_swap_reginfo_out
|
428 |
|
|
PARAMS ((bfd *, const Elf32_RegInfo *, Elf32_External_RegInfo *));
|
429 |
|
|
|
430 |
|
|
/* Processor specific section flags. */
|
431 |
|
|
|
432 |
|
|
/* This section must be in the global data area. */
|
433 |
|
|
#define SHF_MIPS_GPREL 0x10000000
|
434 |
|
|
|
435 |
|
|
/* This section should be merged. */
|
436 |
|
|
#define SHF_MIPS_MERGE 0x20000000
|
437 |
|
|
|
438 |
|
|
/* This section contains 32 bit addresses. */
|
439 |
|
|
#define SHF_MIPS_ADDR32 0x40000000
|
440 |
|
|
|
441 |
|
|
/* This section contains 64 bit addresses. */
|
442 |
|
|
#define SHF_MIPS_ADDR64 0x80000000
|
443 |
|
|
|
444 |
|
|
/* This section may not be stripped. */
|
445 |
|
|
#define SHF_MIPS_NOSTRIP 0x08000000
|
446 |
|
|
|
447 |
|
|
/* This section is local to threads. */
|
448 |
|
|
#define SHF_MIPS_LOCAL 0x04000000
|
449 |
|
|
|
450 |
|
|
/* Linker should generate implicit weak names for this section. */
|
451 |
|
|
#define SHF_MIPS_NAMES 0x02000000
|
452 |
|
|
|
453 |
|
|
/* Processor specific program header types. */
|
454 |
|
|
|
455 |
|
|
/* Register usage information. Identifies one .reginfo section. */
|
456 |
|
|
#define PT_MIPS_REGINFO 0x70000000
|
457 |
|
|
|
458 |
|
|
/* Runtime procedure table. */
|
459 |
|
|
#define PT_MIPS_RTPROC 0x70000001
|
460 |
|
|
|
461 |
|
|
/* Options (for what ???). */
|
462 |
|
|
#define PT_MIPS_OPTIONS 0x70000002
|
463 |
|
|
|
464 |
|
|
/* Processor specific dynamic array tags. */
|
465 |
|
|
|
466 |
|
|
/* 32 bit version number for runtime linker interface. */
|
467 |
|
|
#define DT_MIPS_RLD_VERSION 0x70000001
|
468 |
|
|
|
469 |
|
|
/* Time stamp. */
|
470 |
|
|
#define DT_MIPS_TIME_STAMP 0x70000002
|
471 |
|
|
|
472 |
|
|
/* Checksum of external strings and common sizes. */
|
473 |
|
|
#define DT_MIPS_ICHECKSUM 0x70000003
|
474 |
|
|
|
475 |
|
|
/* Index of version string in string table. */
|
476 |
|
|
#define DT_MIPS_IVERSION 0x70000004
|
477 |
|
|
|
478 |
|
|
/* 32 bits of flags. */
|
479 |
|
|
#define DT_MIPS_FLAGS 0x70000005
|
480 |
|
|
|
481 |
|
|
/* Base address of the segment. */
|
482 |
|
|
#define DT_MIPS_BASE_ADDRESS 0x70000006
|
483 |
|
|
|
484 |
|
|
/* ??? */
|
485 |
|
|
#define DT_MIPS_MSYM 0x70000007
|
486 |
|
|
|
487 |
|
|
/* Address of .conflict section. */
|
488 |
|
|
#define DT_MIPS_CONFLICT 0x70000008
|
489 |
|
|
|
490 |
|
|
/* Address of .liblist section. */
|
491 |
|
|
#define DT_MIPS_LIBLIST 0x70000009
|
492 |
|
|
|
493 |
|
|
/* Number of local global offset table entries. */
|
494 |
|
|
#define DT_MIPS_LOCAL_GOTNO 0x7000000a
|
495 |
|
|
|
496 |
|
|
/* Number of entries in the .conflict section. */
|
497 |
|
|
#define DT_MIPS_CONFLICTNO 0x7000000b
|
498 |
|
|
|
499 |
|
|
/* Number of entries in the .liblist section. */
|
500 |
|
|
#define DT_MIPS_LIBLISTNO 0x70000010
|
501 |
|
|
|
502 |
|
|
/* Number of entries in the .dynsym section. */
|
503 |
|
|
#define DT_MIPS_SYMTABNO 0x70000011
|
504 |
|
|
|
505 |
|
|
/* Index of first external dynamic symbol not referenced locally. */
|
506 |
|
|
#define DT_MIPS_UNREFEXTNO 0x70000012
|
507 |
|
|
|
508 |
|
|
/* Index of first dynamic symbol in global offset table. */
|
509 |
|
|
#define DT_MIPS_GOTSYM 0x70000013
|
510 |
|
|
|
511 |
|
|
/* Number of page table entries in global offset table. */
|
512 |
|
|
#define DT_MIPS_HIPAGENO 0x70000014
|
513 |
|
|
|
514 |
|
|
/* Address of run time loader map, used for debugging. */
|
515 |
|
|
#define DT_MIPS_RLD_MAP 0x70000016
|
516 |
|
|
|
517 |
|
|
/* Delta C++ class definition. */
|
518 |
|
|
#define DT_MIPS_DELTA_CLASS 0x70000017
|
519 |
|
|
|
520 |
|
|
/* Number of entries in DT_MIPS_DELTA_CLASS. */
|
521 |
|
|
#define DT_MIPS_DELTA_CLASS_NO 0x70000018
|
522 |
|
|
|
523 |
|
|
/* Delta C++ class instances. */
|
524 |
|
|
#define DT_MIPS_DELTA_INSTANCE 0x70000019
|
525 |
|
|
|
526 |
|
|
/* Number of entries in DT_MIPS_DELTA_INSTANCE. */
|
527 |
|
|
#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a
|
528 |
|
|
|
529 |
|
|
/* Delta relocations. */
|
530 |
|
|
#define DT_MIPS_DELTA_RELOC 0x7000001b
|
531 |
|
|
|
532 |
|
|
/* Number of entries in DT_MIPS_DELTA_RELOC. */
|
533 |
|
|
#define DT_MIPS_DELTA_RELOC_NO 0x7000001c
|
534 |
|
|
|
535 |
|
|
/* Delta symbols that Delta relocations refer to. */
|
536 |
|
|
#define DT_MIPS_DELTA_SYM 0x7000001d
|
537 |
|
|
|
538 |
|
|
/* Number of entries in DT_MIPS_DELTA_SYM. */
|
539 |
|
|
#define DT_MIPS_DELTA_SYM_NO 0x7000001e
|
540 |
|
|
|
541 |
|
|
/* Delta symbols that hold class declarations. */
|
542 |
|
|
#define DT_MIPS_DELTA_CLASSSYM 0x70000020
|
543 |
|
|
|
544 |
|
|
/* Number of entries in DT_MIPS_DELTA_CLASSSYM. */
|
545 |
|
|
#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021
|
546 |
|
|
|
547 |
|
|
/* Flags indicating information about C++ flavor. */
|
548 |
|
|
#define DT_MIPS_CXX_FLAGS 0x70000022
|
549 |
|
|
|
550 |
|
|
/* Pixie information (???). */
|
551 |
|
|
#define DT_MIPS_PIXIE_INIT 0x70000023
|
552 |
|
|
|
553 |
|
|
/* ??? */
|
554 |
|
|
#define DT_MIPS_SYMBOL_LIB 0x70000024
|
555 |
|
|
|
556 |
|
|
/* ??? */
|
557 |
|
|
#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025
|
558 |
|
|
|
559 |
|
|
/* ??? */
|
560 |
|
|
#define DT_MIPS_LOCAL_GOTIDX 0x70000026
|
561 |
|
|
|
562 |
|
|
/* ??? */
|
563 |
|
|
#define DT_MIPS_HIDDEN_GOTIDX 0x70000027
|
564 |
|
|
|
565 |
|
|
/* ??? */
|
566 |
|
|
#define DT_MIPS_PROTECTED_GOTIDX 0x70000028
|
567 |
|
|
|
568 |
|
|
/* Address of `.MIPS.options'. */
|
569 |
|
|
#define DT_MIPS_OPTIONS 0x70000029
|
570 |
|
|
|
571 |
|
|
/* Address of `.interface'. */
|
572 |
|
|
#define DT_MIPS_INTERFACE 0x7000002a
|
573 |
|
|
|
574 |
|
|
/* ??? */
|
575 |
|
|
#define DT_MIPS_DYNSTR_ALIGN 0x7000002b
|
576 |
|
|
|
577 |
|
|
/* Size of the .interface section. */
|
578 |
|
|
#define DT_MIPS_INTERFACE_SIZE 0x7000002c
|
579 |
|
|
|
580 |
|
|
/* Size of rld_text_resolve function stored in the GOT. */
|
581 |
|
|
#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d
|
582 |
|
|
|
583 |
|
|
/* Default suffix of DSO to be added by rld on dlopen() calls. */
|
584 |
|
|
#define DT_MIPS_PERF_SUFFIX 0x7000002e
|
585 |
|
|
|
586 |
|
|
/* Size of compact relocation section (O32). */
|
587 |
|
|
#define DT_MIPS_COMPACT_SIZE 0x7000002f
|
588 |
|
|
|
589 |
|
|
/* GP value for auxiliary GOTs. */
|
590 |
|
|
#define DT_MIPS_GP_VALUE 0x70000030
|
591 |
|
|
|
592 |
|
|
/* Address of auxiliary .dynamic. */
|
593 |
|
|
#define DT_MIPS_AUX_DYNAMIC 0x70000031
|
594 |
|
|
|
595 |
|
|
/* Flags which may appear in a DT_MIPS_FLAGS entry. */
|
596 |
|
|
|
597 |
|
|
/* No flags. */
|
598 |
|
|
#define RHF_NONE 0x00000000
|
599 |
|
|
|
600 |
|
|
/* Uses shortcut pointers. */
|
601 |
|
|
#define RHF_QUICKSTART 0x00000001
|
602 |
|
|
|
603 |
|
|
/* Hash size is not a power of two. */
|
604 |
|
|
#define RHF_NOTPOT 0x00000002
|
605 |
|
|
|
606 |
|
|
/* Ignore LD_LIBRARY_PATH. */
|
607 |
|
|
#define RHS_NO_LIBRARY_REPLACEMENT \
|
608 |
|
|
0x00000004
|
609 |
|
|
|
610 |
|
|
#define RHF_NO_MOVE 0x00000008
|
611 |
|
|
#define RHF_SGI_ONLY 0x00000010
|
612 |
|
|
#define RHF_GUARANTEE_INIT 0x00000020
|
613 |
|
|
#define RHF_DELTA_C_PLUS_PLUS 0x00000040
|
614 |
|
|
#define RHF_GUARANTEE_START_INIT 0x00000080
|
615 |
|
|
#define RHF_PIXIE 0x00000100
|
616 |
|
|
#define RHF_DEFAULT_DELAY_LOAD 0x00000200
|
617 |
|
|
#define RHF_REQUICKSTART 0x00000400
|
618 |
|
|
#define RHF_REQUICKSTARTED 0x00000800
|
619 |
|
|
#define RHF_CORD 0x00001000
|
620 |
|
|
#define RHF_NO_UNRES_UNDEF 0x00002000
|
621 |
|
|
#define RHF_RLD_ORDER_SAFE 0x00004000
|
622 |
|
|
|
623 |
|
|
/* Special values for the st_other field in the symbol table. These
|
624 |
|
|
are used in an Irix 5 dynamic symbol table. */
|
625 |
|
|
|
626 |
|
|
#define STO_DEFAULT STV_DEFAULT
|
627 |
|
|
#define STO_INTERNAL STV_INTERNAL
|
628 |
|
|
#define STO_HIDDEN STV_HIDDEN
|
629 |
|
|
#define STO_PROTECTED STV_PROTECTED
|
630 |
|
|
|
631 |
|
|
/* This value is used for a mips16 .text symbol. */
|
632 |
|
|
#define STO_MIPS16 0xf0
|
633 |
|
|
|
634 |
|
|
/* The 64-bit MIPS ELF ABI uses an unusual reloc format. Each
|
635 |
|
|
relocation entry specifies up to three actual relocations, all at
|
636 |
|
|
the same address. The first relocation which required a symbol
|
637 |
|
|
uses the symbol in the r_sym field. The second relocation which
|
638 |
|
|
requires a symbol uses the symbol in the r_ssym field. If all
|
639 |
|
|
three relocations require a symbol, the third one uses a zero
|
640 |
|
|
value. */
|
641 |
|
|
|
642 |
|
|
/* An entry in a 64 bit SHT_REL section. */
|
643 |
|
|
|
644 |
|
|
typedef struct
|
645 |
|
|
{
|
646 |
|
|
/* Address of relocation. */
|
647 |
|
|
unsigned char r_offset[8];
|
648 |
|
|
/* Symbol index. */
|
649 |
|
|
unsigned char r_sym[4];
|
650 |
|
|
/* Special symbol. */
|
651 |
|
|
unsigned char r_ssym[1];
|
652 |
|
|
/* Third relocation. */
|
653 |
|
|
unsigned char r_type3[1];
|
654 |
|
|
/* Second relocation. */
|
655 |
|
|
unsigned char r_type2[1];
|
656 |
|
|
/* First relocation. */
|
657 |
|
|
unsigned char r_type[1];
|
658 |
|
|
} Elf64_Mips_External_Rel;
|
659 |
|
|
|
660 |
|
|
typedef struct
|
661 |
|
|
{
|
662 |
|
|
/* Address of relocation. */
|
663 |
|
|
bfd_vma r_offset;
|
664 |
|
|
/* Symbol index. */
|
665 |
|
|
unsigned long r_sym;
|
666 |
|
|
/* Special symbol. */
|
667 |
|
|
unsigned char r_ssym;
|
668 |
|
|
/* Third relocation. */
|
669 |
|
|
unsigned char r_type3;
|
670 |
|
|
/* Second relocation. */
|
671 |
|
|
unsigned char r_type2;
|
672 |
|
|
/* First relocation. */
|
673 |
|
|
unsigned char r_type;
|
674 |
|
|
} Elf64_Mips_Internal_Rel;
|
675 |
|
|
|
676 |
|
|
/* An entry in a 64 bit SHT_RELA section. */
|
677 |
|
|
|
678 |
|
|
typedef struct
|
679 |
|
|
{
|
680 |
|
|
/* Address of relocation. */
|
681 |
|
|
unsigned char r_offset[8];
|
682 |
|
|
/* Symbol index. */
|
683 |
|
|
unsigned char r_sym[4];
|
684 |
|
|
/* Special symbol. */
|
685 |
|
|
unsigned char r_ssym[1];
|
686 |
|
|
/* Third relocation. */
|
687 |
|
|
unsigned char r_type3[1];
|
688 |
|
|
/* Second relocation. */
|
689 |
|
|
unsigned char r_type2[1];
|
690 |
|
|
/* First relocation. */
|
691 |
|
|
unsigned char r_type[1];
|
692 |
|
|
/* Addend. */
|
693 |
|
|
unsigned char r_addend[8];
|
694 |
|
|
} Elf64_Mips_External_Rela;
|
695 |
|
|
|
696 |
|
|
typedef struct
|
697 |
|
|
{
|
698 |
|
|
/* Address of relocation. */
|
699 |
|
|
bfd_vma r_offset;
|
700 |
|
|
/* Symbol index. */
|
701 |
|
|
unsigned long r_sym;
|
702 |
|
|
/* Special symbol. */
|
703 |
|
|
unsigned char r_ssym;
|
704 |
|
|
/* Third relocation. */
|
705 |
|
|
unsigned char r_type3;
|
706 |
|
|
/* Second relocation. */
|
707 |
|
|
unsigned char r_type2;
|
708 |
|
|
/* First relocation. */
|
709 |
|
|
unsigned char r_type;
|
710 |
|
|
/* Addend. */
|
711 |
|
|
bfd_signed_vma r_addend;
|
712 |
|
|
} Elf64_Mips_Internal_Rela;
|
713 |
|
|
|
714 |
|
|
/* Values found in the r_ssym field of a relocation entry. */
|
715 |
|
|
|
716 |
|
|
/* No relocation. */
|
717 |
|
|
#define RSS_UNDEF 0
|
718 |
|
|
|
719 |
|
|
/* Value of GP. */
|
720 |
|
|
#define RSS_GP 1
|
721 |
|
|
|
722 |
|
|
/* Value of GP in object being relocated. */
|
723 |
|
|
#define RSS_GP0 2
|
724 |
|
|
|
725 |
|
|
/* Address of location being relocated. */
|
726 |
|
|
#define RSS_LOC 3
|
727 |
|
|
|
728 |
|
|
/* A SHT_MIPS_OPTIONS section contains a series of options, each of
|
729 |
|
|
which starts with this header. */
|
730 |
|
|
|
731 |
|
|
typedef struct
|
732 |
|
|
{
|
733 |
|
|
/* Type of option. */
|
734 |
|
|
unsigned char kind[1];
|
735 |
|
|
/* Size of option descriptor, including header. */
|
736 |
|
|
unsigned char size[1];
|
737 |
|
|
/* Section index of affected section, or 0 for global option. */
|
738 |
|
|
unsigned char section[2];
|
739 |
|
|
/* Information specific to this kind of option. */
|
740 |
|
|
unsigned char info[4];
|
741 |
|
|
} Elf_External_Options;
|
742 |
|
|
|
743 |
|
|
typedef struct
|
744 |
|
|
{
|
745 |
|
|
/* Type of option. */
|
746 |
|
|
unsigned char kind;
|
747 |
|
|
/* Size of option descriptor, including header. */
|
748 |
|
|
unsigned char size;
|
749 |
|
|
/* Section index of affected section, or 0 for global option. */
|
750 |
|
|
unsigned short section;
|
751 |
|
|
/* Information specific to this kind of option. */
|
752 |
|
|
unsigned long info;
|
753 |
|
|
} Elf_Internal_Options;
|
754 |
|
|
|
755 |
|
|
/* MIPS ELF option header swapping routines. */
|
756 |
|
|
extern void bfd_mips_elf_swap_options_in
|
757 |
|
|
PARAMS ((bfd *, const Elf_External_Options *, Elf_Internal_Options *));
|
758 |
|
|
extern void bfd_mips_elf_swap_options_out
|
759 |
|
|
PARAMS ((bfd *, const Elf_Internal_Options *, Elf_External_Options *));
|
760 |
|
|
|
761 |
|
|
/* Values which may appear in the kind field of an Elf_Options
|
762 |
|
|
structure. */
|
763 |
|
|
|
764 |
|
|
/* Undefined. */
|
765 |
|
|
#define ODK_NULL 0
|
766 |
|
|
|
767 |
|
|
/* Register usage and GP value. */
|
768 |
|
|
#define ODK_REGINFO 1
|
769 |
|
|
|
770 |
|
|
/* Exception processing information. */
|
771 |
|
|
#define ODK_EXCEPTIONS 2
|
772 |
|
|
|
773 |
|
|
/* Section padding information. */
|
774 |
|
|
#define ODK_PAD 3
|
775 |
|
|
|
776 |
|
|
/* Hardware workarounds performed. */
|
777 |
|
|
#define ODK_HWPATCH 4
|
778 |
|
|
|
779 |
|
|
/* Fill value used by the linker. */
|
780 |
|
|
#define ODK_FILL 5
|
781 |
|
|
|
782 |
|
|
/* Reserved space for desktop tools. */
|
783 |
|
|
#define ODK_TAGS 6
|
784 |
|
|
|
785 |
|
|
/* Hardware workarounds, AND bits when merging. */
|
786 |
|
|
#define ODK_HWAND 7
|
787 |
|
|
|
788 |
|
|
/* Hardware workarounds, OR bits when merging. */
|
789 |
|
|
#define ODK_HWOR 8
|
790 |
|
|
|
791 |
|
|
/* GP group to use for text/data sections. */
|
792 |
|
|
#define ODK_GP_GROUP 9
|
793 |
|
|
|
794 |
|
|
/* ID information. */
|
795 |
|
|
#define ODK_IDENT 10
|
796 |
|
|
|
797 |
|
|
/* In the 32 bit ABI, an ODK_REGINFO option is just a Elf32_RegInfo
|
798 |
|
|
structure. In the 64 bit ABI, it is the following structure. The
|
799 |
|
|
info field of the options header is not used. */
|
800 |
|
|
|
801 |
|
|
typedef struct
|
802 |
|
|
{
|
803 |
|
|
/* Mask of general purpose registers used. */
|
804 |
|
|
unsigned char ri_gprmask[4];
|
805 |
|
|
/* Padding. */
|
806 |
|
|
unsigned char ri_pad[4];
|
807 |
|
|
/* Mask of co-processor registers used. */
|
808 |
|
|
unsigned char ri_cprmask[4][4];
|
809 |
|
|
/* GP register value for this object file. */
|
810 |
|
|
unsigned char ri_gp_value[8];
|
811 |
|
|
} Elf64_External_RegInfo;
|
812 |
|
|
|
813 |
|
|
typedef struct
|
814 |
|
|
{
|
815 |
|
|
/* Mask of general purpose registers used. */
|
816 |
|
|
unsigned long ri_gprmask;
|
817 |
|
|
/* Padding. */
|
818 |
|
|
unsigned long ri_pad;
|
819 |
|
|
/* Mask of co-processor registers used. */
|
820 |
|
|
unsigned long ri_cprmask[4];
|
821 |
|
|
/* GP register value for this object file. */
|
822 |
|
|
bfd_vma ri_gp_value;
|
823 |
|
|
} Elf64_Internal_RegInfo;
|
824 |
|
|
|
825 |
|
|
typedef struct
|
826 |
|
|
{
|
827 |
|
|
/* The hash value computed from the name of the corresponding
|
828 |
|
|
dynamic symbol. */
|
829 |
|
|
unsigned char ms_hash_value[4];
|
830 |
|
|
/* Contains both the dynamic relocation index and the symbol flags
|
831 |
|
|
field. The macros ELF32_MS_REL_INDEX and ELF32_MS_FLAGS are used
|
832 |
|
|
to access the individual values. The dynamic relocation index
|
833 |
|
|
identifies the first entry in the .rel.dyn section that
|
834 |
|
|
references the dynamic symbol corresponding to this msym entry.
|
835 |
|
|
If the index is 0, no dynamic relocations are associated with the
|
836 |
|
|
symbol. The symbol flags field is reserved for future use. */
|
837 |
|
|
unsigned char ms_info[4];
|
838 |
|
|
} Elf32_External_Msym;
|
839 |
|
|
|
840 |
|
|
typedef struct
|
841 |
|
|
{
|
842 |
|
|
/* The hash value computed from the name of the corresponding
|
843 |
|
|
dynamic symbol. */
|
844 |
|
|
unsigned long ms_hash_value;
|
845 |
|
|
/* Contains both the dynamic relocation index and the symbol flags
|
846 |
|
|
field. The macros ELF32_MS_REL_INDEX and ELF32_MS_FLAGS are used
|
847 |
|
|
to access the individual values. The dynamic relocation index
|
848 |
|
|
identifies the first entry in the .rel.dyn section that
|
849 |
|
|
references the dynamic symbol corresponding to this msym entry.
|
850 |
|
|
If the index is 0, no dynamic relocations are associated with the
|
851 |
|
|
symbol. The symbol flags field is reserved for future use. */
|
852 |
|
|
unsigned long ms_info;
|
853 |
|
|
} Elf32_Internal_Msym;
|
854 |
|
|
|
855 |
|
|
#define ELF32_MS_REL_INDEX(i) ((i) >> 8)
|
856 |
|
|
#define ELF32_MS_FLAGS(i) (i) & 0xff)
|
857 |
|
|
#define ELF32_MS_INFO(r, f) (((r) << 8) + ((f) & 0xff))
|
858 |
|
|
|
859 |
|
|
/* MIPS ELF reginfo swapping routines. */
|
860 |
|
|
extern void bfd_mips_elf64_swap_reginfo_in
|
861 |
|
|
PARAMS ((bfd *, const Elf64_External_RegInfo *, Elf64_Internal_RegInfo *));
|
862 |
|
|
extern void bfd_mips_elf64_swap_reginfo_out
|
863 |
|
|
PARAMS ((bfd *, const Elf64_Internal_RegInfo *, Elf64_External_RegInfo *));
|
864 |
|
|
|
865 |
|
|
/* Masks for the info work of an ODK_EXCEPTIONS descriptor. */
|
866 |
|
|
#define OEX_FPU_MIN 0x1f /* FPEs which must be enabled. */
|
867 |
|
|
#define OEX_FPU_MAX 0x1f00 /* FPEs which may be enabled. */
|
868 |
|
|
#define OEX_PAGE0 0x10000 /* Page zero must be mapped. */
|
869 |
|
|
#define OEX_SMM 0x20000 /* Force sequential memory mode. */
|
870 |
|
|
#define OEX_FPDBUG 0x40000 /* Force floating-point debug mode. */
|
871 |
|
|
#define OEX_DISMISS 0x80000 /* Dismiss invalid address faults. */
|
872 |
|
|
|
873 |
|
|
/* Masks of the FP exceptions for OEX_FPU_MIN and OEX_FPU_MAX. */
|
874 |
|
|
#define OEX_FPU_INVAL 0x10 /* Invalid operation exception. */
|
875 |
|
|
#define OEX_FPU_DIV0 0x08 /* Division by zero exception. */
|
876 |
|
|
#define OEX_FPU_OFLO 0x04 /* Overflow exception. */
|
877 |
|
|
#define OEX_FPU_UFLO 0x02 /* Underflow exception. */
|
878 |
|
|
#define OEX_FPU_INEX 0x01 /* Inexact exception. */
|
879 |
|
|
|
880 |
|
|
/* Masks for the info word of an ODK_PAD descriptor. */
|
881 |
|
|
#define OPAD_PREFIX 0x01
|
882 |
|
|
#define OPAD_POSTFIX 0x02
|
883 |
|
|
#define OPAD_SYMBOL 0x04
|
884 |
|
|
|
885 |
|
|
/* Masks for the info word of an ODK_HWPATCH descriptor. */
|
886 |
|
|
#define OHW_R4KEOP 0x01 /* R4000 end-of-page patch. */
|
887 |
|
|
#define OHW_R8KPFETCH 0x02 /* May need R8000 prefetch patch. */
|
888 |
|
|
#define OHW_R5KEOP 0x04 /* R5000 end-of-page patch. */
|
889 |
|
|
#define OHW_R5KCVTL 0x08 /* R5000 cvt.[ds].l bug (clean == 1). */
|
890 |
|
|
|
891 |
|
|
/* Masks for the info word of an ODK_IDENT/ODK_GP_GROUP descriptor. */
|
892 |
|
|
#define OGP_GROUP 0x0000ffff /* GP group number. */
|
893 |
|
|
#define OGP_SELF 0xffff0000 /* Self-contained GP groups. */
|
894 |
|
|
|
895 |
|
|
/* Masks for the info word of an ODK_HWAND/ODK_HWOR descriptor. */
|
896 |
|
|
#define OHWA0_R4KEOP_CHECKED 0x00000001
|
897 |
|
|
#define OHWA0_R4KEOP_CLEAN 0x00000002
|
898 |
|
|
|
899 |
|
|
|
900 |
|
|
#endif /* _ELF_MIPS_H */
|