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[binutils-gdb.git] / bfd / bfd-in2.h
1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c",
3 "bfdio.c", "bfdwin.c", "section.c", "archures.c", "reloc.c",
4 "syms.c", "bfd.c", "archive.c", "corefile.c", "targets.c", "format.c",
5 "linker.c" and "simple.c".
6 Run "make headers" in your build bfd/ to regenerate. */
7
8 /* Main header file for the bfd library -- portable access to object files.
9
10 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
11 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
12
13 Contributed by Cygnus Support.
14
15 This file is part of BFD, the Binary File Descriptor library.
16
17 This program is free software; you can redistribute it and/or modify
18 it under the terms of the GNU General Public License as published by
19 the Free Software Foundation; either version 2 of the License, or
20 (at your option) any later version.
21
22 This program is distributed in the hope that it will be useful,
23 but WITHOUT ANY WARRANTY; without even the implied warranty of
24 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 GNU General Public License for more details.
26
27 You should have received a copy of the GNU General Public License
28 along with this program; if not, write to the Free Software
29 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
30
31 #ifndef __BFD_H_SEEN__
32 #define __BFD_H_SEEN__
33
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37
38 #include "ansidecl.h"
39 #include "symcat.h"
40 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
41 #ifndef SABER
42 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
43 The problem is, "32_" is not a valid preprocessing token, and we don't
44 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
45 cause the inner CONCAT2 macros to be evaluated first, producing
46 still-valid pp-tokens. Then the final concatenation can be done. */
47 #undef CONCAT4
48 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
49 #endif
50 #endif
51
52 /* The word size used by BFD on the host. This may be 64 with a 32
53 bit target if the host is 64 bit, or if other 64 bit targets have
54 been selected with --enable-targets, or if --enable-64-bit-bfd. */
55 #define BFD_ARCH_SIZE @wordsize@
56
57 /* The word size of the default bfd target. */
58 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
59
60 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
61 #define BFD_HOST_LONG_LONG @BFD_HOST_LONG_LONG@
62 #if @BFD_HOST_64_BIT_DEFINED@
63 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
64 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
65 #endif
66
67 #if BFD_ARCH_SIZE >= 64
68 #define BFD64
69 #endif
70
71 #ifndef INLINE
72 #if __GNUC__ >= 2
73 #define INLINE __inline__
74 #else
75 #define INLINE
76 #endif
77 #endif
78
79 /* Forward declaration. */
80 typedef struct bfd bfd;
81
82 /* Boolean type used in bfd. Too many systems define their own
83 versions of "boolean" for us to safely typedef a "boolean" of
84 our own. Using an enum for "bfd_boolean" has its own set of
85 problems, with strange looking casts required to avoid warnings
86 on some older compilers. Thus we just use an int.
87
88 General rule: Functions which are bfd_boolean return TRUE on
89 success and FALSE on failure (unless they're a predicate). */
90
91 typedef int bfd_boolean;
92 #undef FALSE
93 #undef TRUE
94 #define FALSE 0
95 #define TRUE 1
96
97 #if 0
98 /* Poison. */
99 #undef false
100 #undef true
101 #define false dont_use_false_in_bfd
102 #define true dont_use_true_in_bfd
103 #endif
104
105 /* Support for different sizes of target format ints and addresses.
106 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
107 set to 1 above. Otherwise, if the host compiler used during
108 configuration supports long long, this code will use it.
109 Otherwise, BFD_HOST_64_BIT must be defined above. */
110
111 #ifndef BFD_HOST_64_BIT
112 # if BFD_HOST_64BIT_LONG
113 # define BFD_HOST_64_BIT long
114 # define BFD_HOST_U_64_BIT unsigned long
115 # else
116 # if BFD_HOST_LONG_LONG
117 # define BFD_HOST_64_BIT long long
118 # define BFD_HOST_U_64_BIT unsigned long long
119 # endif /* ! BFD_HOST_LONG_LONG */
120 # endif /* ! BFD_HOST_64BIT_LONG */
121 #endif /* ! defined (BFD_HOST_64_BIT) */
122
123 #ifdef BFD64
124
125 #ifndef BFD_HOST_64_BIT
126 #error No 64 bit integer type available
127 #endif /* ! defined (BFD_HOST_64_BIT) */
128
129 typedef BFD_HOST_U_64_BIT bfd_vma;
130 typedef BFD_HOST_64_BIT bfd_signed_vma;
131 typedef BFD_HOST_U_64_BIT bfd_size_type;
132 typedef BFD_HOST_U_64_BIT symvalue;
133
134 #ifndef fprintf_vma
135 #if BFD_HOST_64BIT_LONG
136 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
137 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
138 #else
139 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
140 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
141 #define fprintf_vma(s,x) \
142 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
143 #define sprintf_vma(s,x) \
144 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
145 #endif
146 #endif
147
148 #else /* not BFD64 */
149
150 /* Represent a target address. Also used as a generic unsigned type
151 which is guaranteed to be big enough to hold any arithmetic types
152 we need to deal with. */
153 typedef unsigned long bfd_vma;
154
155 /* A generic signed type which is guaranteed to be big enough to hold any
156 arithmetic types we need to deal with. Can be assumed to be compatible
157 with bfd_vma in the same way that signed and unsigned ints are compatible
158 (as parameters, in assignment, etc). */
159 typedef long bfd_signed_vma;
160
161 typedef unsigned long symvalue;
162 typedef unsigned long bfd_size_type;
163
164 /* Print a bfd_vma x on stream s. */
165 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
166 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
167
168 #endif /* not BFD64 */
169
170 /* A pointer to a position in a file. */
171 /* FIXME: This should be using off_t from <sys/types.h>.
172 For now, try to avoid breaking stuff by not including <sys/types.h> here.
173 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
174 Probably the best long-term answer is to avoid using file_ptr AND off_t
175 in this header file, and to handle this in the BFD implementation
176 rather than in its interface. */
177 /* typedef off_t file_ptr; */
178 typedef bfd_signed_vma file_ptr;
179 typedef bfd_vma ufile_ptr;
180
181 extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
182 extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
183
184 #define printf_vma(x) fprintf_vma(stdout,x)
185 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
186
187 typedef unsigned int flagword; /* 32 bits of flags */
188 typedef unsigned char bfd_byte;
189 \f
190 /* File formats. */
191
192 typedef enum bfd_format
193 {
194 bfd_unknown = 0, /* File format is unknown. */
195 bfd_object, /* Linker/assember/compiler output. */
196 bfd_archive, /* Object archive file. */
197 bfd_core, /* Core dump. */
198 bfd_type_end /* Marks the end; don't use it! */
199 }
200 bfd_format;
201
202 /* Values that may appear in the flags field of a BFD. These also
203 appear in the object_flags field of the bfd_target structure, where
204 they indicate the set of flags used by that backend (not all flags
205 are meaningful for all object file formats) (FIXME: at the moment,
206 the object_flags values have mostly just been copied from backend
207 to another, and are not necessarily correct). */
208
209 /* No flags. */
210 #define BFD_NO_FLAGS 0x00
211
212 /* BFD contains relocation entries. */
213 #define HAS_RELOC 0x01
214
215 /* BFD is directly executable. */
216 #define EXEC_P 0x02
217
218 /* BFD has line number information (basically used for F_LNNO in a
219 COFF header). */
220 #define HAS_LINENO 0x04
221
222 /* BFD has debugging information. */
223 #define HAS_DEBUG 0x08
224
225 /* BFD has symbols. */
226 #define HAS_SYMS 0x10
227
228 /* BFD has local symbols (basically used for F_LSYMS in a COFF
229 header). */
230 #define HAS_LOCALS 0x20
231
232 /* BFD is a dynamic object. */
233 #define DYNAMIC 0x40
234
235 /* Text section is write protected (if D_PAGED is not set, this is
236 like an a.out NMAGIC file) (the linker sets this by default, but
237 clears it for -r or -N). */
238 #define WP_TEXT 0x80
239
240 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
241 linker sets this by default, but clears it for -r or -n or -N). */
242 #define D_PAGED 0x100
243
244 /* BFD is relaxable (this means that bfd_relax_section may be able to
245 do something) (sometimes bfd_relax_section can do something even if
246 this is not set). */
247 #define BFD_IS_RELAXABLE 0x200
248
249 /* This may be set before writing out a BFD to request using a
250 traditional format. For example, this is used to request that when
251 writing out an a.out object the symbols not be hashed to eliminate
252 duplicates. */
253 #define BFD_TRADITIONAL_FORMAT 0x400
254
255 /* This flag indicates that the BFD contents are actually cached in
256 memory. If this is set, iostream points to a bfd_in_memory struct. */
257 #define BFD_IN_MEMORY 0x800
258
259 /* The sections in this BFD specify a memory page. */
260 #define HAS_LOAD_PAGE 0x1000
261 \f
262 /* Symbols and relocation. */
263
264 /* A count of carsyms (canonical archive symbols). */
265 typedef unsigned long symindex;
266
267 /* How to perform a relocation. */
268 typedef const struct reloc_howto_struct reloc_howto_type;
269
270 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
271
272 /* General purpose part of a symbol X;
273 target specific parts are in libcoff.h, libaout.h, etc. */
274
275 #define bfd_get_section(x) ((x)->section)
276 #define bfd_get_output_section(x) ((x)->section->output_section)
277 #define bfd_set_section(x,y) ((x)->section) = (y)
278 #define bfd_asymbol_base(x) ((x)->section->vma)
279 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
280 #define bfd_asymbol_name(x) ((x)->name)
281 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
282 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
283 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
284
285 /* A canonical archive symbol. */
286 /* This is a type pun with struct ranlib on purpose! */
287 typedef struct carsym
288 {
289 char *name;
290 file_ptr file_offset; /* Look here to find the file. */
291 }
292 carsym; /* To make these you call a carsymogen. */
293
294 /* Used in generating armaps (archive tables of contents).
295 Perhaps just a forward definition would do? */
296 struct orl /* Output ranlib. */
297 {
298 char **name; /* Symbol name. */
299 union
300 {
301 file_ptr pos;
302 bfd *abfd;
303 } u; /* bfd* or file position. */
304 int namidx; /* Index into string table. */
305 };
306 \f
307 /* Linenumber stuff. */
308 typedef struct lineno_cache_entry
309 {
310 unsigned int line_number; /* Linenumber from start of function. */
311 union
312 {
313 struct symbol_cache_entry *sym; /* Function name. */
314 bfd_vma offset; /* Offset into section. */
315 } u;
316 }
317 alent;
318 \f
319 /* Object and core file sections. */
320
321 #define align_power(addr, align) \
322 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
323
324 typedef struct sec *sec_ptr;
325
326 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
327 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
328 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
329 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
330 #define bfd_section_name(bfd, ptr) ((ptr)->name)
331 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
332 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
333 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
334 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
335 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
336 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
337
338 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
339
340 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
341 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
342 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
343
344 typedef struct stat stat_type;
345 \f
346 typedef enum bfd_print_symbol
347 {
348 bfd_print_symbol_name,
349 bfd_print_symbol_more,
350 bfd_print_symbol_all
351 } bfd_print_symbol_type;
352
353 /* Information about a symbol that nm needs. */
354
355 typedef struct _symbol_info
356 {
357 symvalue value;
358 char type;
359 const char *name; /* Symbol name. */
360 unsigned char stab_type; /* Stab type. */
361 char stab_other; /* Stab other. */
362 short stab_desc; /* Stab desc. */
363 const char *stab_name; /* String for stab type. */
364 } symbol_info;
365
366 /* Get the name of a stabs type code. */
367
368 extern const char *bfd_get_stab_name (int);
369 \f
370 /* Hash table routines. There is no way to free up a hash table. */
371
372 /* An element in the hash table. Most uses will actually use a larger
373 structure, and an instance of this will be the first field. */
374
375 struct bfd_hash_entry
376 {
377 /* Next entry for this hash code. */
378 struct bfd_hash_entry *next;
379 /* String being hashed. */
380 const char *string;
381 /* Hash code. This is the full hash code, not the index into the
382 table. */
383 unsigned long hash;
384 };
385
386 /* A hash table. */
387
388 struct bfd_hash_table
389 {
390 /* The hash array. */
391 struct bfd_hash_entry **table;
392 /* The number of slots in the hash table. */
393 unsigned int size;
394 /* A function used to create new elements in the hash table. The
395 first entry is itself a pointer to an element. When this
396 function is first invoked, this pointer will be NULL. However,
397 having the pointer permits a hierarchy of method functions to be
398 built each of which calls the function in the superclass. Thus
399 each function should be written to allocate a new block of memory
400 only if the argument is NULL. */
401 struct bfd_hash_entry *(*newfunc)
402 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
403 /* An objalloc for this hash table. This is a struct objalloc *,
404 but we use void * to avoid requiring the inclusion of objalloc.h. */
405 void *memory;
406 };
407
408 /* Initialize a hash table. */
409 extern bfd_boolean bfd_hash_table_init
410 (struct bfd_hash_table *,
411 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
412 struct bfd_hash_table *,
413 const char *));
414
415 /* Initialize a hash table specifying a size. */
416 extern bfd_boolean bfd_hash_table_init_n
417 (struct bfd_hash_table *,
418 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
419 struct bfd_hash_table *,
420 const char *),
421 unsigned int size);
422
423 /* Free up a hash table. */
424 extern void bfd_hash_table_free
425 (struct bfd_hash_table *);
426
427 /* Look up a string in a hash table. If CREATE is TRUE, a new entry
428 will be created for this string if one does not already exist. The
429 COPY argument must be TRUE if this routine should copy the string
430 into newly allocated memory when adding an entry. */
431 extern struct bfd_hash_entry *bfd_hash_lookup
432 (struct bfd_hash_table *, const char *, bfd_boolean create,
433 bfd_boolean copy);
434
435 /* Replace an entry in a hash table. */
436 extern void bfd_hash_replace
437 (struct bfd_hash_table *, struct bfd_hash_entry *old,
438 struct bfd_hash_entry *nw);
439
440 /* Base method for creating a hash table entry. */
441 extern struct bfd_hash_entry *bfd_hash_newfunc
442 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
443
444 /* Grab some space for a hash table entry. */
445 extern void *bfd_hash_allocate
446 (struct bfd_hash_table *, unsigned int);
447
448 /* Traverse a hash table in a random order, calling a function on each
449 element. If the function returns FALSE, the traversal stops. The
450 INFO argument is passed to the function. */
451 extern void bfd_hash_traverse
452 (struct bfd_hash_table *,
453 bfd_boolean (*) (struct bfd_hash_entry *, void *),
454 void *info);
455
456 #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
457
458 /* User program access to BFD facilities. */
459
460 /* Direct I/O routines, for programs which know more about the object
461 file than BFD does. Use higher level routines if possible. */
462
463 extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *);
464 extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *);
465 extern int bfd_seek (bfd *, file_ptr, int);
466 extern ufile_ptr bfd_tell (bfd *);
467 extern int bfd_flush (bfd *);
468 extern int bfd_stat (bfd *, struct stat *);
469
470 /* Deprecated old routines. */
471 #if __GNUC__
472 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
473 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
474 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
475 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
476 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
477 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
478 #else
479 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
480 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
481 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
482 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
483 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
484 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
485 #endif
486 extern void warn_deprecated (const char *, const char *, int, const char *);
487
488 /* Cast from const char * to char * so that caller can assign to
489 a char * without a warning. */
490 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
491 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
492 #define bfd_get_format(abfd) ((abfd)->format)
493 #define bfd_get_target(abfd) ((abfd)->xvec->name)
494 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
495 #define bfd_family_coff(abfd) \
496 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
497 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
498 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
499 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
500 #define bfd_header_big_endian(abfd) \
501 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
502 #define bfd_header_little_endian(abfd) \
503 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
504 #define bfd_get_file_flags(abfd) ((abfd)->flags)
505 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
506 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
507 #define bfd_my_archive(abfd) ((abfd)->my_archive)
508 #define bfd_has_map(abfd) ((abfd)->has_armap)
509
510 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
511 #define bfd_usrdata(abfd) ((abfd)->usrdata)
512
513 #define bfd_get_start_address(abfd) ((abfd)->start_address)
514 #define bfd_get_symcount(abfd) ((abfd)->symcount)
515 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
516 #define bfd_count_sections(abfd) ((abfd)->section_count)
517
518 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
519
520 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
521
522 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
523
524 extern bfd_boolean bfd_cache_close
525 (bfd *abfd);
526 /* NB: This declaration should match the autogenerated one in libbfd.h. */
527
528 extern bfd_boolean bfd_record_phdr
529 (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
530 bfd_boolean, bfd_boolean, unsigned int, struct sec **);
531
532 /* Byte swapping routines. */
533
534 bfd_vma bfd_getb64 (const unsigned char *);
535 bfd_vma bfd_getl64 (const unsigned char *);
536 bfd_signed_vma bfd_getb_signed_64 (const unsigned char *);
537 bfd_signed_vma bfd_getl_signed_64 (const unsigned char *);
538 bfd_vma bfd_getb32 (const unsigned char *);
539 bfd_vma bfd_getl32 (const unsigned char *);
540 bfd_signed_vma bfd_getb_signed_32 (const unsigned char *);
541 bfd_signed_vma bfd_getl_signed_32 (const unsigned char *);
542 bfd_vma bfd_getb16 (const unsigned char *);
543 bfd_vma bfd_getl16 (const unsigned char *);
544 bfd_signed_vma bfd_getb_signed_16 (const unsigned char *);
545 bfd_signed_vma bfd_getl_signed_16 (const unsigned char *);
546 void bfd_putb64 (bfd_vma, unsigned char *);
547 void bfd_putl64 (bfd_vma, unsigned char *);
548 void bfd_putb32 (bfd_vma, unsigned char *);
549 void bfd_putl32 (bfd_vma, unsigned char *);
550 void bfd_putb16 (bfd_vma, unsigned char *);
551 void bfd_putl16 (bfd_vma, unsigned char *);
552
553 /* Byte swapping routines which take size and endiannes as arguments. */
554
555 bfd_vma bfd_get_bits (bfd_byte *, int, bfd_boolean);
556 void bfd_put_bits (bfd_vma, bfd_byte *, int, bfd_boolean);
557 \f
558 /* Externally visible ECOFF routines. */
559
560 #if defined(__STDC__) || defined(ALMOST_STDC)
561 struct ecoff_debug_info;
562 struct ecoff_debug_swap;
563 struct ecoff_extr;
564 struct symbol_cache_entry;
565 struct bfd_link_info;
566 struct bfd_link_hash_entry;
567 struct bfd_elf_version_tree;
568 #endif
569 extern bfd_vma bfd_ecoff_get_gp_value
570 (bfd * abfd);
571 extern bfd_boolean bfd_ecoff_set_gp_value
572 (bfd *abfd, bfd_vma gp_value);
573 extern bfd_boolean bfd_ecoff_set_regmasks
574 (bfd *abfd, unsigned long gprmask, unsigned long fprmask,
575 unsigned long *cprmask);
576 extern void *bfd_ecoff_debug_init
577 (bfd *output_bfd, struct ecoff_debug_info *output_debug,
578 const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
579 extern void bfd_ecoff_debug_free
580 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
581 const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
582 extern bfd_boolean bfd_ecoff_debug_accumulate
583 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
584 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
585 struct ecoff_debug_info *input_debug,
586 const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
587 extern bfd_boolean bfd_ecoff_debug_accumulate_other
588 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
589 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
590 struct bfd_link_info *);
591 extern bfd_boolean bfd_ecoff_debug_externals
592 (bfd *abfd, struct ecoff_debug_info *debug,
593 const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
594 bfd_boolean (*get_extr) (struct symbol_cache_entry *, struct ecoff_extr *),
595 void (*set_index) (struct symbol_cache_entry *, bfd_size_type));
596 extern bfd_boolean bfd_ecoff_debug_one_external
597 (bfd *abfd, struct ecoff_debug_info *debug,
598 const struct ecoff_debug_swap *swap, const char *name,
599 struct ecoff_extr *esym);
600 extern bfd_size_type bfd_ecoff_debug_size
601 (bfd *abfd, struct ecoff_debug_info *debug,
602 const struct ecoff_debug_swap *swap);
603 extern bfd_boolean bfd_ecoff_write_debug
604 (bfd *abfd, struct ecoff_debug_info *debug,
605 const struct ecoff_debug_swap *swap, file_ptr where);
606 extern bfd_boolean bfd_ecoff_write_accumulated_debug
607 (void *handle, bfd *abfd, struct ecoff_debug_info *debug,
608 const struct ecoff_debug_swap *swap,
609 struct bfd_link_info *info, file_ptr where);
610 extern bfd_boolean bfd_mips_ecoff_create_embedded_relocs
611 (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
612
613 /* Externally visible ELF routines. */
614
615 struct bfd_link_needed_list
616 {
617 struct bfd_link_needed_list *next;
618 bfd *by;
619 const char *name;
620 };
621
622 extern bfd_boolean bfd_elf_record_link_assignment
623 (bfd *, struct bfd_link_info *, const char *, bfd_boolean);
624 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
625 (bfd *, struct bfd_link_info *);
626 extern bfd_boolean bfd_elf_get_bfd_needed_list
627 (bfd *, struct bfd_link_needed_list **);
628 extern bfd_boolean bfd_elf32_size_dynamic_sections
629 (bfd *, const char *, const char *, const char *, const char * const *,
630 struct bfd_link_info *, struct sec **, struct bfd_elf_version_tree *);
631 extern bfd_boolean bfd_elf64_size_dynamic_sections
632 (bfd *, const char *, const char *, const char *, const char * const *,
633 struct bfd_link_info *, struct sec **, struct bfd_elf_version_tree *);
634 extern void bfd_elf_set_dt_needed_name
635 (bfd *, const char *);
636 extern void bfd_elf_set_dt_needed_soname
637 (bfd *, const char *);
638 extern const char *bfd_elf_get_dt_soname
639 (bfd *);
640 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
641 (bfd *, struct bfd_link_info *);
642 extern bfd_boolean bfd_elf32_discard_info
643 (bfd *, struct bfd_link_info *);
644 extern bfd_boolean bfd_elf64_discard_info
645 (bfd *, struct bfd_link_info *);
646
647 /* Return an upper bound on the number of bytes required to store a
648 copy of ABFD's program header table entries. Return -1 if an error
649 occurs; bfd_get_error will return an appropriate code. */
650 extern long bfd_get_elf_phdr_upper_bound
651 (bfd *abfd);
652
653 /* Copy ABFD's program header table entries to *PHDRS. The entries
654 will be stored as an array of Elf_Internal_Phdr structures, as
655 defined in include/elf/internal.h. To find out how large the
656 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
657
658 Return the number of program header table entries read, or -1 if an
659 error occurs; bfd_get_error will return an appropriate code. */
660 extern int bfd_get_elf_phdrs
661 (bfd *abfd, void *phdrs);
662
663 /* Create a new BFD as if by bfd_openr. Rather than opening a file,
664 reconstruct an ELF file by reading the segments out of remote memory
665 based on the ELF file header at EHDR_VMA and the ELF program headers it
666 points to. If not null, *LOADBASEP is filled in with the difference
667 between the VMAs from which the segments were read, and the VMAs the
668 file headers (and hence BFD's idea of each section's VMA) put them at.
669
670 The function TARGET_READ_MEMORY is called to copy LEN bytes from the
671 remote memory at target address VMA into the local buffer at MYADDR; it
672 should return zero on success or an `errno' code on failure. TEMPL must
673 be a BFD for an ELF target with the word size and byte order found in
674 the remote memory. */
675 extern bfd *bfd_elf_bfd_from_remote_memory
676 (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
677 int (*target_read_memory) (bfd_vma vma, char *myaddr, int len));
678
679 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
680 extern int bfd_get_arch_size
681 (bfd *);
682
683 /* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
684 extern int bfd_get_sign_extend_vma
685 (bfd *);
686
687 extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
688 (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
689 extern bfd_boolean bfd_mips_elf32_create_embedded_relocs
690 (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
691
692 /* SunOS shared library support routines for the linker. */
693
694 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
695 (bfd *, struct bfd_link_info *);
696 extern bfd_boolean bfd_sunos_record_link_assignment
697 (bfd *, struct bfd_link_info *, const char *);
698 extern bfd_boolean bfd_sunos_size_dynamic_sections
699 (bfd *, struct bfd_link_info *, struct sec **, struct sec **, struct sec **);
700
701 /* Linux shared library support routines for the linker. */
702
703 extern bfd_boolean bfd_i386linux_size_dynamic_sections
704 (bfd *, struct bfd_link_info *);
705 extern bfd_boolean bfd_m68klinux_size_dynamic_sections
706 (bfd *, struct bfd_link_info *);
707 extern bfd_boolean bfd_sparclinux_size_dynamic_sections
708 (bfd *, struct bfd_link_info *);
709
710 /* mmap hacks */
711
712 struct _bfd_window_internal;
713 typedef struct _bfd_window_internal bfd_window_internal;
714
715 typedef struct _bfd_window
716 {
717 /* What the user asked for. */
718 void *data;
719 bfd_size_type size;
720 /* The actual window used by BFD. Small user-requested read-only
721 regions sharing a page may share a single window into the object
722 file. Read-write versions shouldn't until I've fixed things to
723 keep track of which portions have been claimed by the
724 application; don't want to give the same region back when the
725 application wants two writable copies! */
726 struct _bfd_window_internal *i;
727 }
728 bfd_window;
729
730 extern void bfd_init_window
731 (bfd_window *);
732 extern void bfd_free_window
733 (bfd_window *);
734 extern bfd_boolean bfd_get_file_window
735 (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
736
737 /* XCOFF support routines for the linker. */
738
739 extern bfd_boolean bfd_xcoff_link_record_set
740 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
741 extern bfd_boolean bfd_xcoff_import_symbol
742 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
743 const char *, const char *, const char *, unsigned int);
744 extern bfd_boolean bfd_xcoff_export_symbol
745 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
746 extern bfd_boolean bfd_xcoff_link_count_reloc
747 (bfd *, struct bfd_link_info *, const char *);
748 extern bfd_boolean bfd_xcoff_record_link_assignment
749 (bfd *, struct bfd_link_info *, const char *);
750 extern bfd_boolean bfd_xcoff_size_dynamic_sections
751 (bfd *, struct bfd_link_info *, const char *, const char *,
752 unsigned long, unsigned long, unsigned long, bfd_boolean,
753 int, bfd_boolean, bfd_boolean, struct sec **, bfd_boolean);
754 extern bfd_boolean bfd_xcoff_link_generate_rtinit
755 (bfd *, const char *, const char *, bfd_boolean);
756
757 /* XCOFF support routines for ar. */
758 extern bfd_boolean bfd_xcoff_ar_archive_set_magic
759 (bfd *, char *);
760
761 /* Externally visible COFF routines. */
762
763 #if defined(__STDC__) || defined(ALMOST_STDC)
764 struct internal_syment;
765 union internal_auxent;
766 #endif
767
768 extern bfd_boolean bfd_coff_get_syment
769 (bfd *, struct symbol_cache_entry *, struct internal_syment *);
770
771 extern bfd_boolean bfd_coff_get_auxent
772 (bfd *, struct symbol_cache_entry *, int, union internal_auxent *);
773
774 extern bfd_boolean bfd_coff_set_symbol_class
775 (bfd *, struct symbol_cache_entry *, unsigned int);
776
777 extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
778 (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
779
780 /* ARM Interworking support. Called from linker. */
781 extern bfd_boolean bfd_arm_allocate_interworking_sections
782 (struct bfd_link_info *);
783
784 extern bfd_boolean bfd_arm_process_before_allocation
785 (bfd *, struct bfd_link_info *, int);
786
787 extern bfd_boolean bfd_arm_get_bfd_for_interworking
788 (bfd *, struct bfd_link_info *);
789
790 /* PE ARM Interworking support. Called from linker. */
791 extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
792 (struct bfd_link_info *);
793
794 extern bfd_boolean bfd_arm_pe_process_before_allocation
795 (bfd *, struct bfd_link_info *, int);
796
797 extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
798 (bfd *, struct bfd_link_info *);
799
800 /* ELF ARM Interworking support. Called from linker. */
801 extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
802 (struct bfd_link_info *);
803
804 extern bfd_boolean bfd_elf32_arm_process_before_allocation
805 (bfd *, struct bfd_link_info *, int);
806
807 extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
808 (bfd *, struct bfd_link_info *);
809
810 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
811 (bfd *, struct bfd_link_info *);
812
813 /* ARM Note section processing. */
814 extern bfd_boolean bfd_arm_merge_machines
815 (bfd *, bfd *);
816
817 extern bfd_boolean bfd_arm_update_notes
818 (bfd *, const char *);
819
820 extern unsigned int bfd_arm_get_mach_from_notes
821 (bfd *, const char *);
822
823 /* TI COFF load page support. */
824 extern void bfd_ticoff_set_section_load_page
825 (struct sec *, int);
826
827 extern int bfd_ticoff_get_section_load_page
828 (struct sec *);
829
830 /* H8/300 functions. */
831 extern bfd_vma bfd_h8300_pad_address
832 (bfd *, bfd_vma);
833
834 /* Extracted from init.c. */
835 void bfd_init (void);
836
837 /* Extracted from opncls.c. */
838 bfd *bfd_openr (const char *filename, const char *target);
839
840 bfd *bfd_fdopenr (const char *filename, const char *target, int fd);
841
842 bfd *bfd_openstreamr (const char *, const char *, void *);
843
844 bfd *bfd_openw (const char *filename, const char *target);
845
846 bfd_boolean bfd_close (bfd *abfd);
847
848 bfd_boolean bfd_close_all_done (bfd *);
849
850 bfd *bfd_create (const char *filename, bfd *templ);
851
852 bfd_boolean bfd_make_writable (bfd *abfd);
853
854 bfd_boolean bfd_make_readable (bfd *abfd);
855
856 unsigned long bfd_calc_gnu_debuglink_crc32
857 (unsigned long crc, const unsigned char *buf, bfd_size_type len);
858
859 char *bfd_follow_gnu_debuglink (bfd *abfd, const char *dir);
860
861 struct sec *bfd_create_gnu_debuglink_section
862 (bfd *abfd, const char *filename);
863
864 bfd_boolean bfd_fill_in_gnu_debuglink_section
865 (bfd *abfd, struct sec *sect, const char *filename);
866
867 /* Extracted from libbfd.c. */
868
869 /* Byte swapping macros for user section data. */
870
871 #define bfd_put_8(abfd, val, ptr) \
872 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
873 #define bfd_put_signed_8 \
874 bfd_put_8
875 #define bfd_get_8(abfd, ptr) \
876 (*(unsigned char *) (ptr) & 0xff)
877 #define bfd_get_signed_8(abfd, ptr) \
878 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
879
880 #define bfd_put_16(abfd, val, ptr) \
881 BFD_SEND (abfd, bfd_putx16, ((val),(ptr)))
882 #define bfd_put_signed_16 \
883 bfd_put_16
884 #define bfd_get_16(abfd, ptr) \
885 BFD_SEND (abfd, bfd_getx16, (ptr))
886 #define bfd_get_signed_16(abfd, ptr) \
887 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
888
889 #define bfd_put_32(abfd, val, ptr) \
890 BFD_SEND (abfd, bfd_putx32, ((val),(ptr)))
891 #define bfd_put_signed_32 \
892 bfd_put_32
893 #define bfd_get_32(abfd, ptr) \
894 BFD_SEND (abfd, bfd_getx32, (ptr))
895 #define bfd_get_signed_32(abfd, ptr) \
896 BFD_SEND (abfd, bfd_getx_signed_32, (ptr))
897
898 #define bfd_put_64(abfd, val, ptr) \
899 BFD_SEND (abfd, bfd_putx64, ((val), (ptr)))
900 #define bfd_put_signed_64 \
901 bfd_put_64
902 #define bfd_get_64(abfd, ptr) \
903 BFD_SEND (abfd, bfd_getx64, (ptr))
904 #define bfd_get_signed_64(abfd, ptr) \
905 BFD_SEND (abfd, bfd_getx_signed_64, (ptr))
906
907 #define bfd_get(bits, abfd, ptr) \
908 ((bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
909 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
910 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
911 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
912 : (abort (), (bfd_vma) - 1))
913
914 #define bfd_put(bits, abfd, val, ptr) \
915 ((bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
916 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
917 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
918 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
919 : (abort (), (void) 0))
920
921
922 /* Byte swapping macros for file header data. */
923
924 #define bfd_h_put_8(abfd, val, ptr) \
925 bfd_put_8 (abfd, val, ptr)
926 #define bfd_h_put_signed_8(abfd, val, ptr) \
927 bfd_put_8 (abfd, val, ptr)
928 #define bfd_h_get_8(abfd, ptr) \
929 bfd_get_8 (abfd, ptr)
930 #define bfd_h_get_signed_8(abfd, ptr) \
931 bfd_get_signed_8 (abfd, ptr)
932
933 #define bfd_h_put_16(abfd, val, ptr) \
934 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
935 #define bfd_h_put_signed_16 \
936 bfd_h_put_16
937 #define bfd_h_get_16(abfd, ptr) \
938 BFD_SEND (abfd, bfd_h_getx16, (ptr))
939 #define bfd_h_get_signed_16(abfd, ptr) \
940 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
941
942 #define bfd_h_put_32(abfd, val, ptr) \
943 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
944 #define bfd_h_put_signed_32 \
945 bfd_h_put_32
946 #define bfd_h_get_32(abfd, ptr) \
947 BFD_SEND (abfd, bfd_h_getx32, (ptr))
948 #define bfd_h_get_signed_32(abfd, ptr) \
949 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
950
951 #define bfd_h_put_64(abfd, val, ptr) \
952 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
953 #define bfd_h_put_signed_64 \
954 bfd_h_put_64
955 #define bfd_h_get_64(abfd, ptr) \
956 BFD_SEND (abfd, bfd_h_getx64, (ptr))
957 #define bfd_h_get_signed_64(abfd, ptr) \
958 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
959
960 /* Refinements on the above, which should eventually go away. Save
961 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
962
963 #define H_PUT_64(abfd, val, where) \
964 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
965
966 #define H_PUT_32(abfd, val, where) \
967 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
968
969 #define H_PUT_16(abfd, val, where) \
970 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
971
972 #define H_PUT_8 bfd_h_put_8
973
974 #define H_PUT_S64(abfd, val, where) \
975 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
976
977 #define H_PUT_S32(abfd, val, where) \
978 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
979
980 #define H_PUT_S16(abfd, val, where) \
981 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
982
983 #define H_PUT_S8 bfd_h_put_signed_8
984
985 #define H_GET_64(abfd, where) \
986 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
987
988 #define H_GET_32(abfd, where) \
989 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
990
991 #define H_GET_16(abfd, where) \
992 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
993
994 #define H_GET_8 bfd_h_get_8
995
996 #define H_GET_S64(abfd, where) \
997 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
998
999 #define H_GET_S32(abfd, where) \
1000 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
1001
1002 #define H_GET_S16(abfd, where) \
1003 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
1004
1005 #define H_GET_S8 bfd_h_get_signed_8
1006
1007
1008 /* Extracted from bfdio.c. */
1009 long bfd_get_mtime (bfd *abfd);
1010
1011 long bfd_get_size (bfd *abfd);
1012
1013 /* Extracted from bfdwin.c. */
1014 /* Extracted from section.c. */
1015 /* This structure is used for a comdat section, as in PE. A comdat
1016 section is associated with a particular symbol. When the linker
1017 sees a comdat section, it keeps only one of the sections with a
1018 given name and associated with a given symbol. */
1019
1020 struct bfd_comdat_info
1021 {
1022 /* The name of the symbol associated with a comdat section. */
1023 const char *name;
1024
1025 /* The local symbol table index of the symbol associated with a
1026 comdat section. This is only meaningful to the object file format
1027 specific code; it is not an index into the list returned by
1028 bfd_canonicalize_symtab. */
1029 long symbol;
1030 };
1031
1032 typedef struct sec
1033 {
1034 /* The name of the section; the name isn't a copy, the pointer is
1035 the same as that passed to bfd_make_section. */
1036 const char *name;
1037
1038 /* A unique sequence number. */
1039 int id;
1040
1041 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1042 int index;
1043
1044 /* The next section in the list belonging to the BFD, or NULL. */
1045 struct sec *next;
1046
1047 /* The field flags contains attributes of the section. Some
1048 flags are read in from the object file, and some are
1049 synthesized from other information. */
1050 flagword flags;
1051
1052 #define SEC_NO_FLAGS 0x000
1053
1054 /* Tells the OS to allocate space for this section when loading.
1055 This is clear for a section containing debug information only. */
1056 #define SEC_ALLOC 0x001
1057
1058 /* Tells the OS to load the section from the file when loading.
1059 This is clear for a .bss section. */
1060 #define SEC_LOAD 0x002
1061
1062 /* The section contains data still to be relocated, so there is
1063 some relocation information too. */
1064 #define SEC_RELOC 0x004
1065
1066 /* ELF reserves 4 processor specific bits and 8 operating system
1067 specific bits in sh_flags; at present we can get away with just
1068 one in communicating between the assembler and BFD, but this
1069 isn't a good long-term solution. */
1070 #define SEC_ARCH_BIT_0 0x008
1071
1072 /* A signal to the OS that the section contains read only data. */
1073 #define SEC_READONLY 0x010
1074
1075 /* The section contains code only. */
1076 #define SEC_CODE 0x020
1077
1078 /* The section contains data only. */
1079 #define SEC_DATA 0x040
1080
1081 /* The section will reside in ROM. */
1082 #define SEC_ROM 0x080
1083
1084 /* The section contains constructor information. This section
1085 type is used by the linker to create lists of constructors and
1086 destructors used by <<g++>>. When a back end sees a symbol
1087 which should be used in a constructor list, it creates a new
1088 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1089 the symbol to it, and builds a relocation. To build the lists
1090 of constructors, all the linker has to do is catenate all the
1091 sections called <<__CTOR_LIST__>> and relocate the data
1092 contained within - exactly the operations it would peform on
1093 standard data. */
1094 #define SEC_CONSTRUCTOR 0x100
1095
1096 /* The section has contents - a data section could be
1097 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1098 <<SEC_HAS_CONTENTS>> */
1099 #define SEC_HAS_CONTENTS 0x200
1100
1101 /* An instruction to the linker to not output the section
1102 even if it has information which would normally be written. */
1103 #define SEC_NEVER_LOAD 0x400
1104
1105 /* The section is a COFF shared library section. This flag is
1106 only for the linker. If this type of section appears in
1107 the input file, the linker must copy it to the output file
1108 without changing the vma or size. FIXME: Although this
1109 was originally intended to be general, it really is COFF
1110 specific (and the flag was renamed to indicate this). It
1111 might be cleaner to have some more general mechanism to
1112 allow the back end to control what the linker does with
1113 sections. */
1114 #define SEC_COFF_SHARED_LIBRARY 0x800
1115
1116 /* The section contains thread local data. */
1117 #define SEC_THREAD_LOCAL 0x1000
1118
1119 /* The section has GOT references. This flag is only for the
1120 linker, and is currently only used by the elf32-hppa back end.
1121 It will be set if global offset table references were detected
1122 in this section, which indicate to the linker that the section
1123 contains PIC code, and must be handled specially when doing a
1124 static link. */
1125 #define SEC_HAS_GOT_REF 0x4000
1126
1127 /* The section contains common symbols (symbols may be defined
1128 multiple times, the value of a symbol is the amount of
1129 space it requires, and the largest symbol value is the one
1130 used). Most targets have exactly one of these (which we
1131 translate to bfd_com_section_ptr), but ECOFF has two. */
1132 #define SEC_IS_COMMON 0x8000
1133
1134 /* The section contains only debugging information. For
1135 example, this is set for ELF .debug and .stab sections.
1136 strip tests this flag to see if a section can be
1137 discarded. */
1138 #define SEC_DEBUGGING 0x10000
1139
1140 /* The contents of this section are held in memory pointed to
1141 by the contents field. This is checked by bfd_get_section_contents,
1142 and the data is retrieved from memory if appropriate. */
1143 #define SEC_IN_MEMORY 0x20000
1144
1145 /* The contents of this section are to be excluded by the
1146 linker for executable and shared objects unless those
1147 objects are to be further relocated. */
1148 #define SEC_EXCLUDE 0x40000
1149
1150 /* The contents of this section are to be sorted based on the sum of
1151 the symbol and addend values specified by the associated relocation
1152 entries. Entries without associated relocation entries will be
1153 appended to the end of the section in an unspecified order. */
1154 #define SEC_SORT_ENTRIES 0x80000
1155
1156 /* When linking, duplicate sections of the same name should be
1157 discarded, rather than being combined into a single section as
1158 is usually done. This is similar to how common symbols are
1159 handled. See SEC_LINK_DUPLICATES below. */
1160 #define SEC_LINK_ONCE 0x100000
1161
1162 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1163 should handle duplicate sections. */
1164 #define SEC_LINK_DUPLICATES 0x600000
1165
1166 /* This value for SEC_LINK_DUPLICATES means that duplicate
1167 sections with the same name should simply be discarded. */
1168 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1169
1170 /* This value for SEC_LINK_DUPLICATES means that the linker
1171 should warn if there are any duplicate sections, although
1172 it should still only link one copy. */
1173 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1174
1175 /* This value for SEC_LINK_DUPLICATES means that the linker
1176 should warn if any duplicate sections are a different size. */
1177 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1178
1179 /* This value for SEC_LINK_DUPLICATES means that the linker
1180 should warn if any duplicate sections contain different
1181 contents. */
1182 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1183
1184 /* This section was created by the linker as part of dynamic
1185 relocation or other arcane processing. It is skipped when
1186 going through the first-pass output, trusting that someone
1187 else up the line will take care of it later. */
1188 #define SEC_LINKER_CREATED 0x800000
1189
1190 /* This section should not be subject to garbage collection. */
1191 #define SEC_KEEP 0x1000000
1192
1193 /* This section contains "short" data, and should be placed
1194 "near" the GP. */
1195 #define SEC_SMALL_DATA 0x2000000
1196
1197 /* This section contains data which may be shared with other
1198 executables or shared objects. */
1199 #define SEC_SHARED 0x4000000
1200
1201 /* When a section with this flag is being linked, then if the size of
1202 the input section is less than a page, it should not cross a page
1203 boundary. If the size of the input section is one page or more, it
1204 should be aligned on a page boundary. */
1205 #define SEC_BLOCK 0x8000000
1206
1207 /* Conditionally link this section; do not link if there are no
1208 references found to any symbol in the section. */
1209 #define SEC_CLINK 0x10000000
1210
1211 /* Attempt to merge identical entities in the section.
1212 Entity size is given in the entsize field. */
1213 #define SEC_MERGE 0x20000000
1214
1215 /* If given with SEC_MERGE, entities to merge are zero terminated
1216 strings where entsize specifies character size instead of fixed
1217 size entries. */
1218 #define SEC_STRINGS 0x40000000
1219
1220 /* This section contains data about section groups. */
1221 #define SEC_GROUP 0x80000000
1222
1223 /* End of section flags. */
1224
1225 /* Some internal packed boolean fields. */
1226
1227 /* See the vma field. */
1228 unsigned int user_set_vma : 1;
1229
1230 /* Whether relocations have been processed. */
1231 unsigned int reloc_done : 1;
1232
1233 /* A mark flag used by some of the linker backends. */
1234 unsigned int linker_mark : 1;
1235
1236 /* Another mark flag used by some of the linker backends. Set for
1237 output sections that have an input section. */
1238 unsigned int linker_has_input : 1;
1239
1240 /* A mark flag used by some linker backends for garbage collection. */
1241 unsigned int gc_mark : 1;
1242
1243 /* The following flags are used by the ELF linker. */
1244
1245 /* Mark sections which have been allocated to segments. */
1246 unsigned int segment_mark : 1;
1247
1248 /* Type of sec_info information. */
1249 unsigned int sec_info_type:3;
1250 #define ELF_INFO_TYPE_NONE 0
1251 #define ELF_INFO_TYPE_STABS 1
1252 #define ELF_INFO_TYPE_MERGE 2
1253 #define ELF_INFO_TYPE_EH_FRAME 3
1254 #define ELF_INFO_TYPE_JUST_SYMS 4
1255
1256 /* Nonzero if this section uses RELA relocations, rather than REL. */
1257 unsigned int use_rela_p:1;
1258
1259 /* Bits used by various backends. */
1260 unsigned int has_tls_reloc:1;
1261
1262 /* Nonzero if this section needs the relax finalize pass. */
1263 unsigned int need_finalize_relax:1;
1264
1265 /* Nonzero if this section has a gp reloc. */
1266 unsigned int has_gp_reloc:1;
1267
1268 /* Usused bits. */
1269 unsigned int flag13:1;
1270 unsigned int flag14:1;
1271 unsigned int flag15:1;
1272 unsigned int flag16:4;
1273 unsigned int flag20:4;
1274 unsigned int flag24:8;
1275
1276 /* End of internal packed boolean fields. */
1277
1278 /* The virtual memory address of the section - where it will be
1279 at run time. The symbols are relocated against this. The
1280 user_set_vma flag is maintained by bfd; if it's not set, the
1281 backend can assign addresses (for example, in <<a.out>>, where
1282 the default address for <<.data>> is dependent on the specific
1283 target and various flags). */
1284 bfd_vma vma;
1285
1286 /* The load address of the section - where it would be in a
1287 rom image; really only used for writing section header
1288 information. */
1289 bfd_vma lma;
1290
1291 /* The size of the section in octets, as it will be output.
1292 Contains a value even if the section has no contents (e.g., the
1293 size of <<.bss>>). This will be filled in after relocation. */
1294 bfd_size_type _cooked_size;
1295
1296 /* The original size on disk of the section, in octets. Normally this
1297 value is the same as the size, but if some relaxing has
1298 been done, then this value will be bigger. */
1299 bfd_size_type _raw_size;
1300
1301 /* If this section is going to be output, then this value is the
1302 offset in *bytes* into the output section of the first byte in the
1303 input section (byte ==> smallest addressable unit on the
1304 target). In most cases, if this was going to start at the
1305 100th octet (8-bit quantity) in the output section, this value
1306 would be 100. However, if the target byte size is 16 bits
1307 (bfd_octets_per_byte is "2"), this value would be 50. */
1308 bfd_vma output_offset;
1309
1310 /* The output section through which to map on output. */
1311 struct sec *output_section;
1312
1313 /* The alignment requirement of the section, as an exponent of 2 -
1314 e.g., 3 aligns to 2^3 (or 8). */
1315 unsigned int alignment_power;
1316
1317 /* If an input section, a pointer to a vector of relocation
1318 records for the data in this section. */
1319 struct reloc_cache_entry *relocation;
1320
1321 /* If an output section, a pointer to a vector of pointers to
1322 relocation records for the data in this section. */
1323 struct reloc_cache_entry **orelocation;
1324
1325 /* The number of relocation records in one of the above. */
1326 unsigned reloc_count;
1327
1328 /* Information below is back end specific - and not always used
1329 or updated. */
1330
1331 /* File position of section data. */
1332 file_ptr filepos;
1333
1334 /* File position of relocation info. */
1335 file_ptr rel_filepos;
1336
1337 /* File position of line data. */
1338 file_ptr line_filepos;
1339
1340 /* Pointer to data for applications. */
1341 void *userdata;
1342
1343 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1344 contents. */
1345 unsigned char *contents;
1346
1347 /* Attached line number information. */
1348 alent *lineno;
1349
1350 /* Number of line number records. */
1351 unsigned int lineno_count;
1352
1353 /* Entity size for merging purposes. */
1354 unsigned int entsize;
1355
1356 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1357 struct bfd_comdat_info *comdat;
1358
1359 /* Points to the kept section if this section is a link-once section,
1360 and is discarded. */
1361 struct sec *kept_section;
1362
1363 /* When a section is being output, this value changes as more
1364 linenumbers are written out. */
1365 file_ptr moving_line_filepos;
1366
1367 /* What the section number is in the target world. */
1368 int target_index;
1369
1370 void *used_by_bfd;
1371
1372 /* If this is a constructor section then here is a list of the
1373 relocations created to relocate items within it. */
1374 struct relent_chain *constructor_chain;
1375
1376 /* The BFD which owns the section. */
1377 bfd *owner;
1378
1379 /* A symbol which points at this section only. */
1380 struct symbol_cache_entry *symbol;
1381 struct symbol_cache_entry **symbol_ptr_ptr;
1382
1383 struct bfd_link_order *link_order_head;
1384 struct bfd_link_order *link_order_tail;
1385 } asection;
1386
1387 /* These sections are global, and are managed by BFD. The application
1388 and target back end are not permitted to change the values in
1389 these sections. New code should use the section_ptr macros rather
1390 than referring directly to the const sections. The const sections
1391 may eventually vanish. */
1392 #define BFD_ABS_SECTION_NAME "*ABS*"
1393 #define BFD_UND_SECTION_NAME "*UND*"
1394 #define BFD_COM_SECTION_NAME "*COM*"
1395 #define BFD_IND_SECTION_NAME "*IND*"
1396
1397 /* The absolute section. */
1398 extern asection bfd_abs_section;
1399 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1400 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1401 /* Pointer to the undefined section. */
1402 extern asection bfd_und_section;
1403 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1404 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1405 /* Pointer to the common section. */
1406 extern asection bfd_com_section;
1407 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1408 /* Pointer to the indirect section. */
1409 extern asection bfd_ind_section;
1410 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1411 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1412
1413 #define bfd_is_const_section(SEC) \
1414 ( ((SEC) == bfd_abs_section_ptr) \
1415 || ((SEC) == bfd_und_section_ptr) \
1416 || ((SEC) == bfd_com_section_ptr) \
1417 || ((SEC) == bfd_ind_section_ptr))
1418
1419 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1420 extern const struct symbol_cache_entry * const bfd_com_symbol;
1421 extern const struct symbol_cache_entry * const bfd_und_symbol;
1422 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1423 #define bfd_get_section_size_before_reloc(section) \
1424 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1425 : (section)->_raw_size)
1426 #define bfd_get_section_size_after_reloc(section) \
1427 ((section)->reloc_done ? (section)->_cooked_size \
1428 : (abort (), (bfd_size_type) 1))
1429
1430 /* Macros to handle insertion and deletion of a bfd's sections. These
1431 only handle the list pointers, ie. do not adjust section_count,
1432 target_index etc. */
1433 #define bfd_section_list_remove(ABFD, PS) \
1434 do \
1435 { \
1436 asection **_ps = PS; \
1437 asection *_s = *_ps; \
1438 *_ps = _s->next; \
1439 if (_s->next == NULL) \
1440 (ABFD)->section_tail = _ps; \
1441 } \
1442 while (0)
1443 #define bfd_section_list_insert(ABFD, PS, S) \
1444 do \
1445 { \
1446 asection **_ps = PS; \
1447 asection *_s = S; \
1448 _s->next = *_ps; \
1449 *_ps = _s; \
1450 if (_s->next == NULL) \
1451 (ABFD)->section_tail = &_s->next; \
1452 } \
1453 while (0)
1454
1455 void bfd_section_list_clear (bfd *);
1456
1457 asection *bfd_get_section_by_name (bfd *abfd, const char *name);
1458
1459 char *bfd_get_unique_section_name
1460 (bfd *abfd, const char *templat, int *count);
1461
1462 asection *bfd_make_section_old_way (bfd *abfd, const char *name);
1463
1464 asection *bfd_make_section_anyway (bfd *abfd, const char *name);
1465
1466 asection *bfd_make_section (bfd *, const char *name);
1467
1468 bfd_boolean bfd_set_section_flags
1469 (bfd *abfd, asection *sec, flagword flags);
1470
1471 void bfd_map_over_sections
1472 (bfd *abfd,
1473 void (*func) (bfd *abfd, asection *sect, void *obj),
1474 void *obj);
1475
1476 bfd_boolean bfd_set_section_size
1477 (bfd *abfd, asection *sec, bfd_size_type val);
1478
1479 bfd_boolean bfd_set_section_contents
1480 (bfd *abfd, asection *section, void *data, file_ptr offset,
1481 bfd_size_type count);
1482
1483 bfd_boolean bfd_get_section_contents
1484 (bfd *abfd, asection *section, void *location, file_ptr offset,
1485 bfd_size_type count);
1486
1487 bfd_boolean bfd_copy_private_section_data
1488 (bfd *ibfd, asection *isec, bfd *obfd, asection *osec);
1489
1490 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1491 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1492 (ibfd, isection, obfd, osection))
1493 void _bfd_strip_section_from_output
1494 (struct bfd_link_info *info, asection *section);
1495
1496 bfd_boolean bfd_generic_discard_group (bfd *abfd, asection *group);
1497
1498 /* Extracted from archures.c. */
1499 enum bfd_architecture
1500 {
1501 bfd_arch_unknown, /* File arch not known. */
1502 bfd_arch_obscure, /* Arch known, not one of these. */
1503 bfd_arch_m68k, /* Motorola 68xxx */
1504 #define bfd_mach_m68000 1
1505 #define bfd_mach_m68008 2
1506 #define bfd_mach_m68010 3
1507 #define bfd_mach_m68020 4
1508 #define bfd_mach_m68030 5
1509 #define bfd_mach_m68040 6
1510 #define bfd_mach_m68060 7
1511 #define bfd_mach_cpu32 8
1512 #define bfd_mach_mcf5200 9
1513 #define bfd_mach_mcf5206e 10
1514 #define bfd_mach_mcf5307 11
1515 #define bfd_mach_mcf5407 12
1516 bfd_arch_vax, /* DEC Vax */
1517 bfd_arch_i960, /* Intel 960 */
1518 /* The order of the following is important.
1519 lower number indicates a machine type that
1520 only accepts a subset of the instructions
1521 available to machines with higher numbers.
1522 The exception is the "ca", which is
1523 incompatible with all other machines except
1524 "core". */
1525
1526 #define bfd_mach_i960_core 1
1527 #define bfd_mach_i960_ka_sa 2
1528 #define bfd_mach_i960_kb_sb 3
1529 #define bfd_mach_i960_mc 4
1530 #define bfd_mach_i960_xa 5
1531 #define bfd_mach_i960_ca 6
1532 #define bfd_mach_i960_jx 7
1533 #define bfd_mach_i960_hx 8
1534
1535 bfd_arch_or32, /* OpenRISC 32 */
1536
1537 bfd_arch_a29k, /* AMD 29000 */
1538 bfd_arch_sparc, /* SPARC */
1539 #define bfd_mach_sparc 1
1540 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1541 #define bfd_mach_sparc_sparclet 2
1542 #define bfd_mach_sparc_sparclite 3
1543 #define bfd_mach_sparc_v8plus 4
1544 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1545 #define bfd_mach_sparc_sparclite_le 6
1546 #define bfd_mach_sparc_v9 7
1547 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1548 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1549 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1550 /* Nonzero if MACH has the v9 instruction set. */
1551 #define bfd_mach_sparc_v9_p(mach) \
1552 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1553 && (mach) != bfd_mach_sparc_sparclite_le)
1554 bfd_arch_mips, /* MIPS Rxxxx */
1555 #define bfd_mach_mips3000 3000
1556 #define bfd_mach_mips3900 3900
1557 #define bfd_mach_mips4000 4000
1558 #define bfd_mach_mips4010 4010
1559 #define bfd_mach_mips4100 4100
1560 #define bfd_mach_mips4111 4111
1561 #define bfd_mach_mips4120 4120
1562 #define bfd_mach_mips4300 4300
1563 #define bfd_mach_mips4400 4400
1564 #define bfd_mach_mips4600 4600
1565 #define bfd_mach_mips4650 4650
1566 #define bfd_mach_mips5000 5000
1567 #define bfd_mach_mips5400 5400
1568 #define bfd_mach_mips5500 5500
1569 #define bfd_mach_mips6000 6000
1570 #define bfd_mach_mips7000 7000
1571 #define bfd_mach_mips8000 8000
1572 #define bfd_mach_mips10000 10000
1573 #define bfd_mach_mips12000 12000
1574 #define bfd_mach_mips16 16
1575 #define bfd_mach_mips5 5
1576 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1577 #define bfd_mach_mipsisa32 32
1578 #define bfd_mach_mipsisa32r2 33
1579 #define bfd_mach_mipsisa64 64
1580 bfd_arch_i386, /* Intel 386 */
1581 #define bfd_mach_i386_i386 1
1582 #define bfd_mach_i386_i8086 2
1583 #define bfd_mach_i386_i386_intel_syntax 3
1584 #define bfd_mach_x86_64 64
1585 #define bfd_mach_x86_64_intel_syntax 65
1586 bfd_arch_we32k, /* AT&T WE32xxx */
1587 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1588 bfd_arch_i860, /* Intel 860 */
1589 bfd_arch_i370, /* IBM 360/370 Mainframes */
1590 bfd_arch_romp, /* IBM ROMP PC/RT */
1591 bfd_arch_alliant, /* Alliant */
1592 bfd_arch_convex, /* Convex */
1593 bfd_arch_m88k, /* Motorola 88xxx */
1594 bfd_arch_m98k, /* Motorola 98xxx */
1595 bfd_arch_pyramid, /* Pyramid Technology */
1596 bfd_arch_h8300, /* Renesas H8/300 (formerly Hitachi H8/300) */
1597 #define bfd_mach_h8300 1
1598 #define bfd_mach_h8300h 2
1599 #define bfd_mach_h8300s 3
1600 #define bfd_mach_h8300hn 4
1601 #define bfd_mach_h8300sn 5
1602 #define bfd_mach_h8300sx 6
1603 #define bfd_mach_h8300sxn 7
1604 bfd_arch_pdp11, /* DEC PDP-11 */
1605 bfd_arch_powerpc, /* PowerPC */
1606 #define bfd_mach_ppc 32
1607 #define bfd_mach_ppc64 64
1608 #define bfd_mach_ppc_403 403
1609 #define bfd_mach_ppc_403gc 4030
1610 #define bfd_mach_ppc_505 505
1611 #define bfd_mach_ppc_601 601
1612 #define bfd_mach_ppc_602 602
1613 #define bfd_mach_ppc_603 603
1614 #define bfd_mach_ppc_ec603e 6031
1615 #define bfd_mach_ppc_604 604
1616 #define bfd_mach_ppc_620 620
1617 #define bfd_mach_ppc_630 630
1618 #define bfd_mach_ppc_750 750
1619 #define bfd_mach_ppc_860 860
1620 #define bfd_mach_ppc_a35 35
1621 #define bfd_mach_ppc_rs64ii 642
1622 #define bfd_mach_ppc_rs64iii 643
1623 #define bfd_mach_ppc_7400 7400
1624 #define bfd_mach_ppc_e500 500
1625 bfd_arch_rs6000, /* IBM RS/6000 */
1626 #define bfd_mach_rs6k 6000
1627 #define bfd_mach_rs6k_rs1 6001
1628 #define bfd_mach_rs6k_rsc 6003
1629 #define bfd_mach_rs6k_rs2 6002
1630 bfd_arch_hppa, /* HP PA RISC */
1631 bfd_arch_d10v, /* Mitsubishi D10V */
1632 #define bfd_mach_d10v 1
1633 #define bfd_mach_d10v_ts2 2
1634 #define bfd_mach_d10v_ts3 3
1635 bfd_arch_d30v, /* Mitsubishi D30V */
1636 bfd_arch_dlx, /* DLX */
1637 bfd_arch_m68hc11, /* Motorola 68HC11 */
1638 bfd_arch_m68hc12, /* Motorola 68HC12 */
1639 #define bfd_mach_m6812_default 0
1640 #define bfd_mach_m6812 1
1641 #define bfd_mach_m6812s 2
1642 bfd_arch_z8k, /* Zilog Z8000 */
1643 #define bfd_mach_z8001 1
1644 #define bfd_mach_z8002 2
1645 bfd_arch_h8500, /* Renesas H8/500 (formerly Hitachi H8/500) */
1646 bfd_arch_sh, /* Renesas / SuperH SH (formerly Hitachi SH) */
1647 #define bfd_mach_sh 1
1648 #define bfd_mach_sh2 0x20
1649 #define bfd_mach_sh_dsp 0x2d
1650 #define bfd_mach_sh2e 0x2e
1651 #define bfd_mach_sh3 0x30
1652 #define bfd_mach_sh3_dsp 0x3d
1653 #define bfd_mach_sh3e 0x3e
1654 #define bfd_mach_sh4 0x40
1655 #define bfd_mach_sh5 0x50
1656 bfd_arch_alpha, /* Dec Alpha */
1657 #define bfd_mach_alpha_ev4 0x10
1658 #define bfd_mach_alpha_ev5 0x20
1659 #define bfd_mach_alpha_ev6 0x30
1660 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1661 #define bfd_mach_arm_unknown 0
1662 #define bfd_mach_arm_2 1
1663 #define bfd_mach_arm_2a 2
1664 #define bfd_mach_arm_3 3
1665 #define bfd_mach_arm_3M 4
1666 #define bfd_mach_arm_4 5
1667 #define bfd_mach_arm_4T 6
1668 #define bfd_mach_arm_5 7
1669 #define bfd_mach_arm_5T 8
1670 #define bfd_mach_arm_5TE 9
1671 #define bfd_mach_arm_XScale 10
1672 #define bfd_mach_arm_ep9312 11
1673 #define bfd_mach_arm_iWMMXt 12
1674 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1675 bfd_arch_w65, /* WDC 65816 */
1676 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1677 bfd_arch_tic4x, /* Texas Instruments TMS320C3X/4X */
1678 #define bfd_mach_tic3x 30
1679 #define bfd_mach_tic4x 40
1680 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1681 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1682 bfd_arch_v850, /* NEC V850 */
1683 #define bfd_mach_v850 1
1684 #define bfd_mach_v850e 'E'
1685 #define bfd_mach_v850e1 '1'
1686 bfd_arch_arc, /* ARC Cores */
1687 #define bfd_mach_arc_5 5
1688 #define bfd_mach_arc_6 6
1689 #define bfd_mach_arc_7 7
1690 #define bfd_mach_arc_8 8
1691 bfd_arch_m32r, /* Renesas M32R (formerly Mitsubishi M32R/D) */
1692 #define bfd_mach_m32r 1 /* For backwards compatibility. */
1693 #define bfd_mach_m32rx 'x'
1694 bfd_arch_mn10200, /* Matsushita MN10200 */
1695 bfd_arch_mn10300, /* Matsushita MN10300 */
1696 #define bfd_mach_mn10300 300
1697 #define bfd_mach_am33 330
1698 #define bfd_mach_am33_2 332
1699 bfd_arch_fr30,
1700 #define bfd_mach_fr30 0x46523330
1701 bfd_arch_frv,
1702 #define bfd_mach_frv 1
1703 #define bfd_mach_frvsimple 2
1704 #define bfd_mach_fr300 300
1705 #define bfd_mach_fr400 400
1706 #define bfd_mach_frvtomcat 499 /* fr500 prototype */
1707 #define bfd_mach_fr500 500
1708 bfd_arch_mcore,
1709 bfd_arch_ia64, /* HP/Intel ia64 */
1710 #define bfd_mach_ia64_elf64 64
1711 #define bfd_mach_ia64_elf32 32
1712 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1713 #define bfd_mach_ip2022 1
1714 #define bfd_mach_ip2022ext 2
1715 bfd_arch_iq2000, /* Vitesse IQ2000. */
1716 #define bfd_mach_iq2000 1
1717 #define bfd_mach_iq10 2
1718 bfd_arch_pj,
1719 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1720 #define bfd_mach_avr1 1
1721 #define bfd_mach_avr2 2
1722 #define bfd_mach_avr3 3
1723 #define bfd_mach_avr4 4
1724 #define bfd_mach_avr5 5
1725 bfd_arch_cris, /* Axis CRIS */
1726 bfd_arch_s390, /* IBM s390 */
1727 #define bfd_mach_s390_31 31
1728 #define bfd_mach_s390_64 64
1729 bfd_arch_openrisc, /* OpenRISC */
1730 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1731 bfd_arch_xstormy16,
1732 #define bfd_mach_xstormy16 1
1733 bfd_arch_msp430, /* Texas Instruments MSP430 architecture. */
1734 #define bfd_mach_msp11 11
1735 #define bfd_mach_msp110 110
1736 #define bfd_mach_msp12 12
1737 #define bfd_mach_msp13 13
1738 #define bfd_mach_msp14 14
1739 #define bfd_mach_msp15 15
1740 #define bfd_mach_msp16 16
1741 #define bfd_mach_msp31 31
1742 #define bfd_mach_msp32 32
1743 #define bfd_mach_msp33 33
1744 #define bfd_mach_msp41 41
1745 #define bfd_mach_msp42 42
1746 #define bfd_mach_msp43 43
1747 #define bfd_mach_msp44 44
1748 bfd_arch_xtensa, /* Tensilica's Xtensa cores. */
1749 #define bfd_mach_xtensa 1
1750 bfd_arch_last
1751 };
1752
1753 typedef struct bfd_arch_info
1754 {
1755 int bits_per_word;
1756 int bits_per_address;
1757 int bits_per_byte;
1758 enum bfd_architecture arch;
1759 unsigned long mach;
1760 const char *arch_name;
1761 const char *printable_name;
1762 unsigned int section_align_power;
1763 /* TRUE if this is the default machine for the architecture.
1764 The default arch should be the first entry for an arch so that
1765 all the entries for that arch can be accessed via <<next>>. */
1766 bfd_boolean the_default;
1767 const struct bfd_arch_info * (*compatible)
1768 (const struct bfd_arch_info *a, const struct bfd_arch_info *b);
1769
1770 bfd_boolean (*scan) (const struct bfd_arch_info *, const char *);
1771
1772 const struct bfd_arch_info *next;
1773 }
1774 bfd_arch_info_type;
1775
1776 const char *bfd_printable_name (bfd *abfd);
1777
1778 const bfd_arch_info_type *bfd_scan_arch (const char *string);
1779
1780 const char **bfd_arch_list (void);
1781
1782 const bfd_arch_info_type *bfd_arch_get_compatible
1783 (const bfd *abfd, const bfd *bbfd, bfd_boolean accept_unknowns);
1784
1785 void bfd_set_arch_info (bfd *abfd, const bfd_arch_info_type *arg);
1786
1787 enum bfd_architecture bfd_get_arch (bfd *abfd);
1788
1789 unsigned long bfd_get_mach (bfd *abfd);
1790
1791 unsigned int bfd_arch_bits_per_byte (bfd *abfd);
1792
1793 unsigned int bfd_arch_bits_per_address (bfd *abfd);
1794
1795 const bfd_arch_info_type *bfd_get_arch_info (bfd *abfd);
1796
1797 const bfd_arch_info_type *bfd_lookup_arch
1798 (enum bfd_architecture arch, unsigned long machine);
1799
1800 const char *bfd_printable_arch_mach
1801 (enum bfd_architecture arch, unsigned long machine);
1802
1803 unsigned int bfd_octets_per_byte (bfd *abfd);
1804
1805 unsigned int bfd_arch_mach_octets_per_byte
1806 (enum bfd_architecture arch, unsigned long machine);
1807
1808 /* Extracted from reloc.c. */
1809 typedef enum bfd_reloc_status
1810 {
1811 /* No errors detected. */
1812 bfd_reloc_ok,
1813
1814 /* The relocation was performed, but there was an overflow. */
1815 bfd_reloc_overflow,
1816
1817 /* The address to relocate was not within the section supplied. */
1818 bfd_reloc_outofrange,
1819
1820 /* Used by special functions. */
1821 bfd_reloc_continue,
1822
1823 /* Unsupported relocation size requested. */
1824 bfd_reloc_notsupported,
1825
1826 /* Unused. */
1827 bfd_reloc_other,
1828
1829 /* The symbol to relocate against was undefined. */
1830 bfd_reloc_undefined,
1831
1832 /* The relocation was performed, but may not be ok - presently
1833 generated only when linking i960 coff files with i960 b.out
1834 symbols. If this type is returned, the error_message argument
1835 to bfd_perform_relocation will be set. */
1836 bfd_reloc_dangerous
1837 }
1838 bfd_reloc_status_type;
1839
1840
1841 typedef struct reloc_cache_entry
1842 {
1843 /* A pointer into the canonical table of pointers. */
1844 struct symbol_cache_entry **sym_ptr_ptr;
1845
1846 /* offset in section. */
1847 bfd_size_type address;
1848
1849 /* addend for relocation value. */
1850 bfd_vma addend;
1851
1852 /* Pointer to how to perform the required relocation. */
1853 reloc_howto_type *howto;
1854
1855 }
1856 arelent;
1857
1858 enum complain_overflow
1859 {
1860 /* Do not complain on overflow. */
1861 complain_overflow_dont,
1862
1863 /* Complain if the bitfield overflows, whether it is considered
1864 as signed or unsigned. */
1865 complain_overflow_bitfield,
1866
1867 /* Complain if the value overflows when considered as signed
1868 number. */
1869 complain_overflow_signed,
1870
1871 /* Complain if the value overflows when considered as an
1872 unsigned number. */
1873 complain_overflow_unsigned
1874 };
1875
1876 struct reloc_howto_struct
1877 {
1878 /* The type field has mainly a documentary use - the back end can
1879 do what it wants with it, though normally the back end's
1880 external idea of what a reloc number is stored
1881 in this field. For example, a PC relative word relocation
1882 in a coff environment has the type 023 - because that's
1883 what the outside world calls a R_PCRWORD reloc. */
1884 unsigned int type;
1885
1886 /* The value the final relocation is shifted right by. This drops
1887 unwanted data from the relocation. */
1888 unsigned int rightshift;
1889
1890 /* The size of the item to be relocated. This is *not* a
1891 power-of-two measure. To get the number of bytes operated
1892 on by a type of relocation, use bfd_get_reloc_size. */
1893 int size;
1894
1895 /* The number of bits in the item to be relocated. This is used
1896 when doing overflow checking. */
1897 unsigned int bitsize;
1898
1899 /* Notes that the relocation is relative to the location in the
1900 data section of the addend. The relocation function will
1901 subtract from the relocation value the address of the location
1902 being relocated. */
1903 bfd_boolean pc_relative;
1904
1905 /* The bit position of the reloc value in the destination.
1906 The relocated value is left shifted by this amount. */
1907 unsigned int bitpos;
1908
1909 /* What type of overflow error should be checked for when
1910 relocating. */
1911 enum complain_overflow complain_on_overflow;
1912
1913 /* If this field is non null, then the supplied function is
1914 called rather than the normal function. This allows really
1915 strange relocation methods to be accomodated (e.g., i960 callj
1916 instructions). */
1917 bfd_reloc_status_type (*special_function)
1918 (bfd *, arelent *, struct symbol_cache_entry *, void *, asection *,
1919 bfd *, char **);
1920
1921 /* The textual name of the relocation type. */
1922 char *name;
1923
1924 /* Some formats record a relocation addend in the section contents
1925 rather than with the relocation. For ELF formats this is the
1926 distinction between USE_REL and USE_RELA (though the code checks
1927 for USE_REL == 1/0). The value of this field is TRUE if the
1928 addend is recorded with the section contents; when performing a
1929 partial link (ld -r) the section contents (the data) will be
1930 modified. The value of this field is FALSE if addends are
1931 recorded with the relocation (in arelent.addend); when performing
1932 a partial link the relocation will be modified.
1933 All relocations for all ELF USE_RELA targets should set this field
1934 to FALSE (values of TRUE should be looked on with suspicion).
1935 However, the converse is not true: not all relocations of all ELF
1936 USE_REL targets set this field to TRUE. Why this is so is peculiar
1937 to each particular target. For relocs that aren't used in partial
1938 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1939 bfd_boolean partial_inplace;
1940
1941 /* src_mask selects the part of the instruction (or data) to be used
1942 in the relocation sum. If the target relocations don't have an
1943 addend in the reloc, eg. ELF USE_REL, src_mask will normally equal
1944 dst_mask to extract the addend from the section contents. If
1945 relocations do have an addend in the reloc, eg. ELF USE_RELA, this
1946 field should be zero. Non-zero values for ELF USE_RELA targets are
1947 bogus as in those cases the value in the dst_mask part of the
1948 section contents should be treated as garbage. */
1949 bfd_vma src_mask;
1950
1951 /* dst_mask selects which parts of the instruction (or data) are
1952 replaced with a relocated value. */
1953 bfd_vma dst_mask;
1954
1955 /* When some formats create PC relative instructions, they leave
1956 the value of the pc of the place being relocated in the offset
1957 slot of the instruction, so that a PC relative relocation can
1958 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1959 Some formats leave the displacement part of an instruction
1960 empty (e.g., m88k bcs); this flag signals the fact. */
1961 bfd_boolean pcrel_offset;
1962 };
1963
1964 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1965 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1966 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1967 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1968 NAME, FALSE, 0, 0, IN)
1969
1970 #define EMPTY_HOWTO(C) \
1971 HOWTO ((C), 0, 0, 0, FALSE, 0, complain_overflow_dont, NULL, \
1972 NULL, FALSE, 0, 0, FALSE)
1973
1974 #define HOWTO_PREPARE(relocation, symbol) \
1975 { \
1976 if (symbol != NULL) \
1977 { \
1978 if (bfd_is_com_section (symbol->section)) \
1979 { \
1980 relocation = 0; \
1981 } \
1982 else \
1983 { \
1984 relocation = symbol->value; \
1985 } \
1986 } \
1987 }
1988
1989 unsigned int bfd_get_reloc_size (reloc_howto_type *);
1990
1991 typedef struct relent_chain
1992 {
1993 arelent relent;
1994 struct relent_chain *next;
1995 }
1996 arelent_chain;
1997
1998 bfd_reloc_status_type bfd_check_overflow
1999 (enum complain_overflow how,
2000 unsigned int bitsize,
2001 unsigned int rightshift,
2002 unsigned int addrsize,
2003 bfd_vma relocation);
2004
2005 bfd_reloc_status_type bfd_perform_relocation
2006 (bfd *abfd,
2007 arelent *reloc_entry,
2008 void *data,
2009 asection *input_section,
2010 bfd *output_bfd,
2011 char **error_message);
2012
2013 bfd_reloc_status_type bfd_install_relocation
2014 (bfd *abfd,
2015 arelent *reloc_entry,
2016 void *data, bfd_vma data_start,
2017 asection *input_section,
2018 char **error_message);
2019
2020 enum bfd_reloc_code_real {
2021 _dummy_first_bfd_reloc_code_real,
2022
2023
2024 /* Basic absolute relocations of N bits. */
2025 BFD_RELOC_64,
2026 BFD_RELOC_32,
2027 BFD_RELOC_26,
2028 BFD_RELOC_24,
2029 BFD_RELOC_16,
2030 BFD_RELOC_14,
2031 BFD_RELOC_8,
2032
2033 /* PC-relative relocations. Sometimes these are relative to the address
2034 of the relocation itself; sometimes they are relative to the start of
2035 the section containing the relocation. It depends on the specific target.
2036
2037 The 24-bit relocation is used in some Intel 960 configurations. */
2038 BFD_RELOC_64_PCREL,
2039 BFD_RELOC_32_PCREL,
2040 BFD_RELOC_24_PCREL,
2041 BFD_RELOC_16_PCREL,
2042 BFD_RELOC_12_PCREL,
2043 BFD_RELOC_8_PCREL,
2044
2045 /* For ELF. */
2046 BFD_RELOC_32_GOT_PCREL,
2047 BFD_RELOC_16_GOT_PCREL,
2048 BFD_RELOC_8_GOT_PCREL,
2049 BFD_RELOC_32_GOTOFF,
2050 BFD_RELOC_16_GOTOFF,
2051 BFD_RELOC_LO16_GOTOFF,
2052 BFD_RELOC_HI16_GOTOFF,
2053 BFD_RELOC_HI16_S_GOTOFF,
2054 BFD_RELOC_8_GOTOFF,
2055 BFD_RELOC_64_PLT_PCREL,
2056 BFD_RELOC_32_PLT_PCREL,
2057 BFD_RELOC_24_PLT_PCREL,
2058 BFD_RELOC_16_PLT_PCREL,
2059 BFD_RELOC_8_PLT_PCREL,
2060 BFD_RELOC_64_PLTOFF,
2061 BFD_RELOC_32_PLTOFF,
2062 BFD_RELOC_16_PLTOFF,
2063 BFD_RELOC_LO16_PLTOFF,
2064 BFD_RELOC_HI16_PLTOFF,
2065 BFD_RELOC_HI16_S_PLTOFF,
2066 BFD_RELOC_8_PLTOFF,
2067
2068 /* Relocations used by 68K ELF. */
2069 BFD_RELOC_68K_GLOB_DAT,
2070 BFD_RELOC_68K_JMP_SLOT,
2071 BFD_RELOC_68K_RELATIVE,
2072
2073 /* Linkage-table relative. */
2074 BFD_RELOC_32_BASEREL,
2075 BFD_RELOC_16_BASEREL,
2076 BFD_RELOC_LO16_BASEREL,
2077 BFD_RELOC_HI16_BASEREL,
2078 BFD_RELOC_HI16_S_BASEREL,
2079 BFD_RELOC_8_BASEREL,
2080 BFD_RELOC_RVA,
2081
2082 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2083 BFD_RELOC_8_FFnn,
2084
2085 /* These PC-relative relocations are stored as word displacements --
2086 i.e., byte displacements shifted right two bits. The 30-bit word
2087 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2088 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2089 signed 16-bit displacement is used on the MIPS, and the 23-bit
2090 displacement is used on the Alpha. */
2091 BFD_RELOC_32_PCREL_S2,
2092 BFD_RELOC_16_PCREL_S2,
2093 BFD_RELOC_23_PCREL_S2,
2094
2095 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2096 the target word. These are used on the SPARC. */
2097 BFD_RELOC_HI22,
2098 BFD_RELOC_LO10,
2099
2100 /* For systems that allocate a Global Pointer register, these are
2101 displacements off that register. These relocation types are
2102 handled specially, because the value the register will have is
2103 decided relatively late. */
2104 BFD_RELOC_GPREL16,
2105 BFD_RELOC_GPREL32,
2106
2107 /* Reloc types used for i960/b.out. */
2108 BFD_RELOC_I960_CALLJ,
2109
2110 /* SPARC ELF relocations. There is probably some overlap with other
2111 relocation types already defined. */
2112 BFD_RELOC_NONE,
2113 BFD_RELOC_SPARC_WDISP22,
2114 BFD_RELOC_SPARC22,
2115 BFD_RELOC_SPARC13,
2116 BFD_RELOC_SPARC_GOT10,
2117 BFD_RELOC_SPARC_GOT13,
2118 BFD_RELOC_SPARC_GOT22,
2119 BFD_RELOC_SPARC_PC10,
2120 BFD_RELOC_SPARC_PC22,
2121 BFD_RELOC_SPARC_WPLT30,
2122 BFD_RELOC_SPARC_COPY,
2123 BFD_RELOC_SPARC_GLOB_DAT,
2124 BFD_RELOC_SPARC_JMP_SLOT,
2125 BFD_RELOC_SPARC_RELATIVE,
2126 BFD_RELOC_SPARC_UA16,
2127 BFD_RELOC_SPARC_UA32,
2128 BFD_RELOC_SPARC_UA64,
2129
2130 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2131 BFD_RELOC_SPARC_BASE13,
2132 BFD_RELOC_SPARC_BASE22,
2133
2134 /* SPARC64 relocations */
2135 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2136 BFD_RELOC_SPARC_10,
2137 BFD_RELOC_SPARC_11,
2138 BFD_RELOC_SPARC_OLO10,
2139 BFD_RELOC_SPARC_HH22,
2140 BFD_RELOC_SPARC_HM10,
2141 BFD_RELOC_SPARC_LM22,
2142 BFD_RELOC_SPARC_PC_HH22,
2143 BFD_RELOC_SPARC_PC_HM10,
2144 BFD_RELOC_SPARC_PC_LM22,
2145 BFD_RELOC_SPARC_WDISP16,
2146 BFD_RELOC_SPARC_WDISP19,
2147 BFD_RELOC_SPARC_7,
2148 BFD_RELOC_SPARC_6,
2149 BFD_RELOC_SPARC_5,
2150 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2151 BFD_RELOC_SPARC_PLT32,
2152 BFD_RELOC_SPARC_PLT64,
2153 BFD_RELOC_SPARC_HIX22,
2154 BFD_RELOC_SPARC_LOX10,
2155 BFD_RELOC_SPARC_H44,
2156 BFD_RELOC_SPARC_M44,
2157 BFD_RELOC_SPARC_L44,
2158 BFD_RELOC_SPARC_REGISTER,
2159
2160 /* SPARC little endian relocation */
2161 BFD_RELOC_SPARC_REV32,
2162
2163 /* SPARC TLS relocations */
2164 BFD_RELOC_SPARC_TLS_GD_HI22,
2165 BFD_RELOC_SPARC_TLS_GD_LO10,
2166 BFD_RELOC_SPARC_TLS_GD_ADD,
2167 BFD_RELOC_SPARC_TLS_GD_CALL,
2168 BFD_RELOC_SPARC_TLS_LDM_HI22,
2169 BFD_RELOC_SPARC_TLS_LDM_LO10,
2170 BFD_RELOC_SPARC_TLS_LDM_ADD,
2171 BFD_RELOC_SPARC_TLS_LDM_CALL,
2172 BFD_RELOC_SPARC_TLS_LDO_HIX22,
2173 BFD_RELOC_SPARC_TLS_LDO_LOX10,
2174 BFD_RELOC_SPARC_TLS_LDO_ADD,
2175 BFD_RELOC_SPARC_TLS_IE_HI22,
2176 BFD_RELOC_SPARC_TLS_IE_LO10,
2177 BFD_RELOC_SPARC_TLS_IE_LD,
2178 BFD_RELOC_SPARC_TLS_IE_LDX,
2179 BFD_RELOC_SPARC_TLS_IE_ADD,
2180 BFD_RELOC_SPARC_TLS_LE_HIX22,
2181 BFD_RELOC_SPARC_TLS_LE_LOX10,
2182 BFD_RELOC_SPARC_TLS_DTPMOD32,
2183 BFD_RELOC_SPARC_TLS_DTPMOD64,
2184 BFD_RELOC_SPARC_TLS_DTPOFF32,
2185 BFD_RELOC_SPARC_TLS_DTPOFF64,
2186 BFD_RELOC_SPARC_TLS_TPOFF32,
2187 BFD_RELOC_SPARC_TLS_TPOFF64,
2188
2189 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2190 "addend" in some special way.
2191 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2192 writing; when reading, it will be the absolute section symbol. The
2193 addend is the displacement in bytes of the "lda" instruction from
2194 the "ldah" instruction (which is at the address of this reloc). */
2195 BFD_RELOC_ALPHA_GPDISP_HI16,
2196
2197 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2198 with GPDISP_HI16 relocs. The addend is ignored when writing the
2199 relocations out, and is filled in with the file's GP value on
2200 reading, for convenience. */
2201 BFD_RELOC_ALPHA_GPDISP_LO16,
2202
2203 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2204 relocation except that there is no accompanying GPDISP_LO16
2205 relocation. */
2206 BFD_RELOC_ALPHA_GPDISP,
2207
2208 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2209 the assembler turns it into a LDQ instruction to load the address of
2210 the symbol, and then fills in a register in the real instruction.
2211
2212 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2213 section symbol. The addend is ignored when writing, but is filled
2214 in with the file's GP value on reading, for convenience, as with the
2215 GPDISP_LO16 reloc.
2216
2217 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2218 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2219 but it generates output not based on the position within the .got
2220 section, but relative to the GP value chosen for the file during the
2221 final link stage.
2222
2223 The LITUSE reloc, on the instruction using the loaded address, gives
2224 information to the linker that it might be able to use to optimize
2225 away some literal section references. The symbol is ignored (read
2226 as the absolute section symbol), and the "addend" indicates the type
2227 of instruction using the register:
2228 1 - "memory" fmt insn
2229 2 - byte-manipulation (byte offset reg)
2230 3 - jsr (target of branch) */
2231 BFD_RELOC_ALPHA_LITERAL,
2232 BFD_RELOC_ALPHA_ELF_LITERAL,
2233 BFD_RELOC_ALPHA_LITUSE,
2234
2235 /* The HINT relocation indicates a value that should be filled into the
2236 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2237 prediction logic which may be provided on some processors. */
2238 BFD_RELOC_ALPHA_HINT,
2239
2240 /* The LINKAGE relocation outputs a linkage pair in the object file,
2241 which is filled by the linker. */
2242 BFD_RELOC_ALPHA_LINKAGE,
2243
2244 /* The CODEADDR relocation outputs a STO_CA in the object file,
2245 which is filled by the linker. */
2246 BFD_RELOC_ALPHA_CODEADDR,
2247
2248 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2249 GP register. */
2250 BFD_RELOC_ALPHA_GPREL_HI16,
2251 BFD_RELOC_ALPHA_GPREL_LO16,
2252
2253 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2254 share a common GP, and the target address is adjusted for
2255 STO_ALPHA_STD_GPLOAD. */
2256 BFD_RELOC_ALPHA_BRSGP,
2257
2258 /* Alpha thread-local storage relocations. */
2259 BFD_RELOC_ALPHA_TLSGD,
2260 BFD_RELOC_ALPHA_TLSLDM,
2261 BFD_RELOC_ALPHA_DTPMOD64,
2262 BFD_RELOC_ALPHA_GOTDTPREL16,
2263 BFD_RELOC_ALPHA_DTPREL64,
2264 BFD_RELOC_ALPHA_DTPREL_HI16,
2265 BFD_RELOC_ALPHA_DTPREL_LO16,
2266 BFD_RELOC_ALPHA_DTPREL16,
2267 BFD_RELOC_ALPHA_GOTTPREL16,
2268 BFD_RELOC_ALPHA_TPREL64,
2269 BFD_RELOC_ALPHA_TPREL_HI16,
2270 BFD_RELOC_ALPHA_TPREL_LO16,
2271 BFD_RELOC_ALPHA_TPREL16,
2272
2273 /* Bits 27..2 of the relocation address shifted right 2 bits;
2274 simple reloc otherwise. */
2275 BFD_RELOC_MIPS_JMP,
2276
2277 /* The MIPS16 jump instruction. */
2278 BFD_RELOC_MIPS16_JMP,
2279
2280 /* MIPS16 GP relative reloc. */
2281 BFD_RELOC_MIPS16_GPREL,
2282
2283 /* High 16 bits of 32-bit value; simple reloc. */
2284 BFD_RELOC_HI16,
2285
2286 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2287 extended and added to form the final result. If the low 16
2288 bits form a negative number, we need to add one to the high value
2289 to compensate for the borrow when the low bits are added. */
2290 BFD_RELOC_HI16_S,
2291
2292 /* Low 16 bits. */
2293 BFD_RELOC_LO16,
2294
2295 /* Like BFD_RELOC_HI16_S, but PC relative. */
2296 BFD_RELOC_PCREL_HI16_S,
2297
2298 /* Like BFD_RELOC_LO16, but PC relative. */
2299 BFD_RELOC_PCREL_LO16,
2300
2301 /* Relocation against a MIPS literal section. */
2302 BFD_RELOC_MIPS_LITERAL,
2303
2304 /* MIPS ELF relocations. */
2305 BFD_RELOC_MIPS_GOT16,
2306 BFD_RELOC_MIPS_CALL16,
2307 BFD_RELOC_MIPS_GOT_HI16,
2308 BFD_RELOC_MIPS_GOT_LO16,
2309 BFD_RELOC_MIPS_CALL_HI16,
2310 BFD_RELOC_MIPS_CALL_LO16,
2311 BFD_RELOC_MIPS_SUB,
2312 BFD_RELOC_MIPS_GOT_PAGE,
2313 BFD_RELOC_MIPS_GOT_OFST,
2314 BFD_RELOC_MIPS_GOT_DISP,
2315 BFD_RELOC_MIPS_SHIFT5,
2316 BFD_RELOC_MIPS_SHIFT6,
2317 BFD_RELOC_MIPS_INSERT_A,
2318 BFD_RELOC_MIPS_INSERT_B,
2319 BFD_RELOC_MIPS_DELETE,
2320 BFD_RELOC_MIPS_HIGHEST,
2321 BFD_RELOC_MIPS_HIGHER,
2322 BFD_RELOC_MIPS_SCN_DISP,
2323 BFD_RELOC_MIPS_REL16,
2324 BFD_RELOC_MIPS_RELGOT,
2325 BFD_RELOC_MIPS_JALR,
2326
2327
2328 /* Fujitsu Frv Relocations. */
2329 BFD_RELOC_FRV_LABEL16,
2330 BFD_RELOC_FRV_LABEL24,
2331 BFD_RELOC_FRV_LO16,
2332 BFD_RELOC_FRV_HI16,
2333 BFD_RELOC_FRV_GPREL12,
2334 BFD_RELOC_FRV_GPRELU12,
2335 BFD_RELOC_FRV_GPREL32,
2336 BFD_RELOC_FRV_GPRELHI,
2337 BFD_RELOC_FRV_GPRELLO,
2338
2339
2340 /* This is a 24bit GOT-relative reloc for the mn10300. */
2341 BFD_RELOC_MN10300_GOTOFF24,
2342
2343 /* This is a 32bit GOT-relative reloc for the mn10300, offset by two bytes
2344 in the instruction. */
2345 BFD_RELOC_MN10300_GOT32,
2346
2347 /* This is a 24bit GOT-relative reloc for the mn10300, offset by two bytes
2348 in the instruction. */
2349 BFD_RELOC_MN10300_GOT24,
2350
2351 /* This is a 16bit GOT-relative reloc for the mn10300, offset by two bytes
2352 in the instruction. */
2353 BFD_RELOC_MN10300_GOT16,
2354
2355 /* Copy symbol at runtime. */
2356 BFD_RELOC_MN10300_COPY,
2357
2358 /* Create GOT entry. */
2359 BFD_RELOC_MN10300_GLOB_DAT,
2360
2361 /* Create PLT entry. */
2362 BFD_RELOC_MN10300_JMP_SLOT,
2363
2364 /* Adjust by program base. */
2365 BFD_RELOC_MN10300_RELATIVE,
2366
2367
2368 /* i386/elf relocations */
2369 BFD_RELOC_386_GOT32,
2370 BFD_RELOC_386_PLT32,
2371 BFD_RELOC_386_COPY,
2372 BFD_RELOC_386_GLOB_DAT,
2373 BFD_RELOC_386_JUMP_SLOT,
2374 BFD_RELOC_386_RELATIVE,
2375 BFD_RELOC_386_GOTOFF,
2376 BFD_RELOC_386_GOTPC,
2377 BFD_RELOC_386_TLS_TPOFF,
2378 BFD_RELOC_386_TLS_IE,
2379 BFD_RELOC_386_TLS_GOTIE,
2380 BFD_RELOC_386_TLS_LE,
2381 BFD_RELOC_386_TLS_GD,
2382 BFD_RELOC_386_TLS_LDM,
2383 BFD_RELOC_386_TLS_LDO_32,
2384 BFD_RELOC_386_TLS_IE_32,
2385 BFD_RELOC_386_TLS_LE_32,
2386 BFD_RELOC_386_TLS_DTPMOD32,
2387 BFD_RELOC_386_TLS_DTPOFF32,
2388 BFD_RELOC_386_TLS_TPOFF32,
2389
2390 /* x86-64/elf relocations */
2391 BFD_RELOC_X86_64_GOT32,
2392 BFD_RELOC_X86_64_PLT32,
2393 BFD_RELOC_X86_64_COPY,
2394 BFD_RELOC_X86_64_GLOB_DAT,
2395 BFD_RELOC_X86_64_JUMP_SLOT,
2396 BFD_RELOC_X86_64_RELATIVE,
2397 BFD_RELOC_X86_64_GOTPCREL,
2398 BFD_RELOC_X86_64_32S,
2399 BFD_RELOC_X86_64_DTPMOD64,
2400 BFD_RELOC_X86_64_DTPOFF64,
2401 BFD_RELOC_X86_64_TPOFF64,
2402 BFD_RELOC_X86_64_TLSGD,
2403 BFD_RELOC_X86_64_TLSLD,
2404 BFD_RELOC_X86_64_DTPOFF32,
2405 BFD_RELOC_X86_64_GOTTPOFF,
2406 BFD_RELOC_X86_64_TPOFF32,
2407
2408 /* ns32k relocations */
2409 BFD_RELOC_NS32K_IMM_8,
2410 BFD_RELOC_NS32K_IMM_16,
2411 BFD_RELOC_NS32K_IMM_32,
2412 BFD_RELOC_NS32K_IMM_8_PCREL,
2413 BFD_RELOC_NS32K_IMM_16_PCREL,
2414 BFD_RELOC_NS32K_IMM_32_PCREL,
2415 BFD_RELOC_NS32K_DISP_8,
2416 BFD_RELOC_NS32K_DISP_16,
2417 BFD_RELOC_NS32K_DISP_32,
2418 BFD_RELOC_NS32K_DISP_8_PCREL,
2419 BFD_RELOC_NS32K_DISP_16_PCREL,
2420 BFD_RELOC_NS32K_DISP_32_PCREL,
2421
2422 /* PDP11 relocations */
2423 BFD_RELOC_PDP11_DISP_8_PCREL,
2424 BFD_RELOC_PDP11_DISP_6_PCREL,
2425
2426 /* Picojava relocs. Not all of these appear in object files. */
2427 BFD_RELOC_PJ_CODE_HI16,
2428 BFD_RELOC_PJ_CODE_LO16,
2429 BFD_RELOC_PJ_CODE_DIR16,
2430 BFD_RELOC_PJ_CODE_DIR32,
2431 BFD_RELOC_PJ_CODE_REL16,
2432 BFD_RELOC_PJ_CODE_REL32,
2433
2434 /* Power(rs6000) and PowerPC relocations. */
2435 BFD_RELOC_PPC_B26,
2436 BFD_RELOC_PPC_BA26,
2437 BFD_RELOC_PPC_TOC16,
2438 BFD_RELOC_PPC_B16,
2439 BFD_RELOC_PPC_B16_BRTAKEN,
2440 BFD_RELOC_PPC_B16_BRNTAKEN,
2441 BFD_RELOC_PPC_BA16,
2442 BFD_RELOC_PPC_BA16_BRTAKEN,
2443 BFD_RELOC_PPC_BA16_BRNTAKEN,
2444 BFD_RELOC_PPC_COPY,
2445 BFD_RELOC_PPC_GLOB_DAT,
2446 BFD_RELOC_PPC_JMP_SLOT,
2447 BFD_RELOC_PPC_RELATIVE,
2448 BFD_RELOC_PPC_LOCAL24PC,
2449 BFD_RELOC_PPC_EMB_NADDR32,
2450 BFD_RELOC_PPC_EMB_NADDR16,
2451 BFD_RELOC_PPC_EMB_NADDR16_LO,
2452 BFD_RELOC_PPC_EMB_NADDR16_HI,
2453 BFD_RELOC_PPC_EMB_NADDR16_HA,
2454 BFD_RELOC_PPC_EMB_SDAI16,
2455 BFD_RELOC_PPC_EMB_SDA2I16,
2456 BFD_RELOC_PPC_EMB_SDA2REL,
2457 BFD_RELOC_PPC_EMB_SDA21,
2458 BFD_RELOC_PPC_EMB_MRKREF,
2459 BFD_RELOC_PPC_EMB_RELSEC16,
2460 BFD_RELOC_PPC_EMB_RELST_LO,
2461 BFD_RELOC_PPC_EMB_RELST_HI,
2462 BFD_RELOC_PPC_EMB_RELST_HA,
2463 BFD_RELOC_PPC_EMB_BIT_FLD,
2464 BFD_RELOC_PPC_EMB_RELSDA,
2465 BFD_RELOC_PPC64_HIGHER,
2466 BFD_RELOC_PPC64_HIGHER_S,
2467 BFD_RELOC_PPC64_HIGHEST,
2468 BFD_RELOC_PPC64_HIGHEST_S,
2469 BFD_RELOC_PPC64_TOC16_LO,
2470 BFD_RELOC_PPC64_TOC16_HI,
2471 BFD_RELOC_PPC64_TOC16_HA,
2472 BFD_RELOC_PPC64_TOC,
2473 BFD_RELOC_PPC64_PLTGOT16,
2474 BFD_RELOC_PPC64_PLTGOT16_LO,
2475 BFD_RELOC_PPC64_PLTGOT16_HI,
2476 BFD_RELOC_PPC64_PLTGOT16_HA,
2477 BFD_RELOC_PPC64_ADDR16_DS,
2478 BFD_RELOC_PPC64_ADDR16_LO_DS,
2479 BFD_RELOC_PPC64_GOT16_DS,
2480 BFD_RELOC_PPC64_GOT16_LO_DS,
2481 BFD_RELOC_PPC64_PLT16_LO_DS,
2482 BFD_RELOC_PPC64_SECTOFF_DS,
2483 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2484 BFD_RELOC_PPC64_TOC16_DS,
2485 BFD_RELOC_PPC64_TOC16_LO_DS,
2486 BFD_RELOC_PPC64_PLTGOT16_DS,
2487 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2488
2489 /* PowerPC and PowerPC64 thread-local storage relocations. */
2490 BFD_RELOC_PPC_TLS,
2491 BFD_RELOC_PPC_DTPMOD,
2492 BFD_RELOC_PPC_TPREL16,
2493 BFD_RELOC_PPC_TPREL16_LO,
2494 BFD_RELOC_PPC_TPREL16_HI,
2495 BFD_RELOC_PPC_TPREL16_HA,
2496 BFD_RELOC_PPC_TPREL,
2497 BFD_RELOC_PPC_DTPREL16,
2498 BFD_RELOC_PPC_DTPREL16_LO,
2499 BFD_RELOC_PPC_DTPREL16_HI,
2500 BFD_RELOC_PPC_DTPREL16_HA,
2501 BFD_RELOC_PPC_DTPREL,
2502 BFD_RELOC_PPC_GOT_TLSGD16,
2503 BFD_RELOC_PPC_GOT_TLSGD16_LO,
2504 BFD_RELOC_PPC_GOT_TLSGD16_HI,
2505 BFD_RELOC_PPC_GOT_TLSGD16_HA,
2506 BFD_RELOC_PPC_GOT_TLSLD16,
2507 BFD_RELOC_PPC_GOT_TLSLD16_LO,
2508 BFD_RELOC_PPC_GOT_TLSLD16_HI,
2509 BFD_RELOC_PPC_GOT_TLSLD16_HA,
2510 BFD_RELOC_PPC_GOT_TPREL16,
2511 BFD_RELOC_PPC_GOT_TPREL16_LO,
2512 BFD_RELOC_PPC_GOT_TPREL16_HI,
2513 BFD_RELOC_PPC_GOT_TPREL16_HA,
2514 BFD_RELOC_PPC_GOT_DTPREL16,
2515 BFD_RELOC_PPC_GOT_DTPREL16_LO,
2516 BFD_RELOC_PPC_GOT_DTPREL16_HI,
2517 BFD_RELOC_PPC_GOT_DTPREL16_HA,
2518 BFD_RELOC_PPC64_TPREL16_DS,
2519 BFD_RELOC_PPC64_TPREL16_LO_DS,
2520 BFD_RELOC_PPC64_TPREL16_HIGHER,
2521 BFD_RELOC_PPC64_TPREL16_HIGHERA,
2522 BFD_RELOC_PPC64_TPREL16_HIGHEST,
2523 BFD_RELOC_PPC64_TPREL16_HIGHESTA,
2524 BFD_RELOC_PPC64_DTPREL16_DS,
2525 BFD_RELOC_PPC64_DTPREL16_LO_DS,
2526 BFD_RELOC_PPC64_DTPREL16_HIGHER,
2527 BFD_RELOC_PPC64_DTPREL16_HIGHERA,
2528 BFD_RELOC_PPC64_DTPREL16_HIGHEST,
2529 BFD_RELOC_PPC64_DTPREL16_HIGHESTA,
2530
2531 /* IBM 370/390 relocations */
2532 BFD_RELOC_I370_D12,
2533
2534 /* The type of reloc used to build a contructor table - at the moment
2535 probably a 32 bit wide absolute relocation, but the target can choose.
2536 It generally does map to one of the other relocation types. */
2537 BFD_RELOC_CTOR,
2538
2539 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2540 not stored in the instruction. */
2541 BFD_RELOC_ARM_PCREL_BRANCH,
2542
2543 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2544 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2545 field in the instruction. */
2546 BFD_RELOC_ARM_PCREL_BLX,
2547
2548 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2549 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2550 field in the instruction. */
2551 BFD_RELOC_THUMB_PCREL_BLX,
2552
2553 /* These relocs are only used within the ARM assembler. They are not
2554 (at present) written to any object files. */
2555 BFD_RELOC_ARM_IMMEDIATE,
2556 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2557 BFD_RELOC_ARM_OFFSET_IMM,
2558 BFD_RELOC_ARM_SHIFT_IMM,
2559 BFD_RELOC_ARM_SWI,
2560 BFD_RELOC_ARM_MULTI,
2561 BFD_RELOC_ARM_CP_OFF_IMM,
2562 BFD_RELOC_ARM_CP_OFF_IMM_S2,
2563 BFD_RELOC_ARM_ADR_IMM,
2564 BFD_RELOC_ARM_LDR_IMM,
2565 BFD_RELOC_ARM_LITERAL,
2566 BFD_RELOC_ARM_IN_POOL,
2567 BFD_RELOC_ARM_OFFSET_IMM8,
2568 BFD_RELOC_ARM_HWLITERAL,
2569 BFD_RELOC_ARM_THUMB_ADD,
2570 BFD_RELOC_ARM_THUMB_IMM,
2571 BFD_RELOC_ARM_THUMB_SHIFT,
2572 BFD_RELOC_ARM_THUMB_OFFSET,
2573 BFD_RELOC_ARM_GOT12,
2574 BFD_RELOC_ARM_GOT32,
2575 BFD_RELOC_ARM_JUMP_SLOT,
2576 BFD_RELOC_ARM_COPY,
2577 BFD_RELOC_ARM_GLOB_DAT,
2578 BFD_RELOC_ARM_PLT32,
2579 BFD_RELOC_ARM_RELATIVE,
2580 BFD_RELOC_ARM_GOTOFF,
2581 BFD_RELOC_ARM_GOTPC,
2582
2583 /* Renesas / SuperH SH relocs. Not all of these appear in object files. */
2584 BFD_RELOC_SH_PCDISP8BY2,
2585 BFD_RELOC_SH_PCDISP12BY2,
2586 BFD_RELOC_SH_IMM4,
2587 BFD_RELOC_SH_IMM4BY2,
2588 BFD_RELOC_SH_IMM4BY4,
2589 BFD_RELOC_SH_IMM8,
2590 BFD_RELOC_SH_IMM8BY2,
2591 BFD_RELOC_SH_IMM8BY4,
2592 BFD_RELOC_SH_PCRELIMM8BY2,
2593 BFD_RELOC_SH_PCRELIMM8BY4,
2594 BFD_RELOC_SH_SWITCH16,
2595 BFD_RELOC_SH_SWITCH32,
2596 BFD_RELOC_SH_USES,
2597 BFD_RELOC_SH_COUNT,
2598 BFD_RELOC_SH_ALIGN,
2599 BFD_RELOC_SH_CODE,
2600 BFD_RELOC_SH_DATA,
2601 BFD_RELOC_SH_LABEL,
2602 BFD_RELOC_SH_LOOP_START,
2603 BFD_RELOC_SH_LOOP_END,
2604 BFD_RELOC_SH_COPY,
2605 BFD_RELOC_SH_GLOB_DAT,
2606 BFD_RELOC_SH_JMP_SLOT,
2607 BFD_RELOC_SH_RELATIVE,
2608 BFD_RELOC_SH_GOTPC,
2609 BFD_RELOC_SH_GOT_LOW16,
2610 BFD_RELOC_SH_GOT_MEDLOW16,
2611 BFD_RELOC_SH_GOT_MEDHI16,
2612 BFD_RELOC_SH_GOT_HI16,
2613 BFD_RELOC_SH_GOTPLT_LOW16,
2614 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2615 BFD_RELOC_SH_GOTPLT_MEDHI16,
2616 BFD_RELOC_SH_GOTPLT_HI16,
2617 BFD_RELOC_SH_PLT_LOW16,
2618 BFD_RELOC_SH_PLT_MEDLOW16,
2619 BFD_RELOC_SH_PLT_MEDHI16,
2620 BFD_RELOC_SH_PLT_HI16,
2621 BFD_RELOC_SH_GOTOFF_LOW16,
2622 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2623 BFD_RELOC_SH_GOTOFF_MEDHI16,
2624 BFD_RELOC_SH_GOTOFF_HI16,
2625 BFD_RELOC_SH_GOTPC_LOW16,
2626 BFD_RELOC_SH_GOTPC_MEDLOW16,
2627 BFD_RELOC_SH_GOTPC_MEDHI16,
2628 BFD_RELOC_SH_GOTPC_HI16,
2629 BFD_RELOC_SH_COPY64,
2630 BFD_RELOC_SH_GLOB_DAT64,
2631 BFD_RELOC_SH_JMP_SLOT64,
2632 BFD_RELOC_SH_RELATIVE64,
2633 BFD_RELOC_SH_GOT10BY4,
2634 BFD_RELOC_SH_GOT10BY8,
2635 BFD_RELOC_SH_GOTPLT10BY4,
2636 BFD_RELOC_SH_GOTPLT10BY8,
2637 BFD_RELOC_SH_GOTPLT32,
2638 BFD_RELOC_SH_SHMEDIA_CODE,
2639 BFD_RELOC_SH_IMMU5,
2640 BFD_RELOC_SH_IMMS6,
2641 BFD_RELOC_SH_IMMS6BY32,
2642 BFD_RELOC_SH_IMMU6,
2643 BFD_RELOC_SH_IMMS10,
2644 BFD_RELOC_SH_IMMS10BY2,
2645 BFD_RELOC_SH_IMMS10BY4,
2646 BFD_RELOC_SH_IMMS10BY8,
2647 BFD_RELOC_SH_IMMS16,
2648 BFD_RELOC_SH_IMMU16,
2649 BFD_RELOC_SH_IMM_LOW16,
2650 BFD_RELOC_SH_IMM_LOW16_PCREL,
2651 BFD_RELOC_SH_IMM_MEDLOW16,
2652 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2653 BFD_RELOC_SH_IMM_MEDHI16,
2654 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2655 BFD_RELOC_SH_IMM_HI16,
2656 BFD_RELOC_SH_IMM_HI16_PCREL,
2657 BFD_RELOC_SH_PT_16,
2658 BFD_RELOC_SH_TLS_GD_32,
2659 BFD_RELOC_SH_TLS_LD_32,
2660 BFD_RELOC_SH_TLS_LDO_32,
2661 BFD_RELOC_SH_TLS_IE_32,
2662 BFD_RELOC_SH_TLS_LE_32,
2663 BFD_RELOC_SH_TLS_DTPMOD32,
2664 BFD_RELOC_SH_TLS_DTPOFF32,
2665 BFD_RELOC_SH_TLS_TPOFF32,
2666
2667 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2668 be zero and is not stored in the instruction. */
2669 BFD_RELOC_THUMB_PCREL_BRANCH9,
2670 BFD_RELOC_THUMB_PCREL_BRANCH12,
2671 BFD_RELOC_THUMB_PCREL_BRANCH23,
2672
2673 /* ARC Cores relocs.
2674 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2675 not stored in the instruction. The high 20 bits are installed in bits 26
2676 through 7 of the instruction. */
2677 BFD_RELOC_ARC_B22_PCREL,
2678
2679 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2680 stored in the instruction. The high 24 bits are installed in bits 23
2681 through 0. */
2682 BFD_RELOC_ARC_B26,
2683
2684 /* Mitsubishi D10V relocs.
2685 This is a 10-bit reloc with the right 2 bits
2686 assumed to be 0. */
2687 BFD_RELOC_D10V_10_PCREL_R,
2688
2689 /* Mitsubishi D10V relocs.
2690 This is a 10-bit reloc with the right 2 bits
2691 assumed to be 0. This is the same as the previous reloc
2692 except it is in the left container, i.e.,
2693 shifted left 15 bits. */
2694 BFD_RELOC_D10V_10_PCREL_L,
2695
2696 /* This is an 18-bit reloc with the right 2 bits
2697 assumed to be 0. */
2698 BFD_RELOC_D10V_18,
2699
2700 /* This is an 18-bit reloc with the right 2 bits
2701 assumed to be 0. */
2702 BFD_RELOC_D10V_18_PCREL,
2703
2704 /* Mitsubishi D30V relocs.
2705 This is a 6-bit absolute reloc. */
2706 BFD_RELOC_D30V_6,
2707
2708 /* This is a 6-bit pc-relative reloc with
2709 the right 3 bits assumed to be 0. */
2710 BFD_RELOC_D30V_9_PCREL,
2711
2712 /* This is a 6-bit pc-relative reloc with
2713 the right 3 bits assumed to be 0. Same
2714 as the previous reloc but on the right side
2715 of the container. */
2716 BFD_RELOC_D30V_9_PCREL_R,
2717
2718 /* This is a 12-bit absolute reloc with the
2719 right 3 bitsassumed to be 0. */
2720 BFD_RELOC_D30V_15,
2721
2722 /* This is a 12-bit pc-relative reloc with
2723 the right 3 bits assumed to be 0. */
2724 BFD_RELOC_D30V_15_PCREL,
2725
2726 /* This is a 12-bit pc-relative reloc with
2727 the right 3 bits assumed to be 0. Same
2728 as the previous reloc but on the right side
2729 of the container. */
2730 BFD_RELOC_D30V_15_PCREL_R,
2731
2732 /* This is an 18-bit absolute reloc with
2733 the right 3 bits assumed to be 0. */
2734 BFD_RELOC_D30V_21,
2735
2736 /* This is an 18-bit pc-relative reloc with
2737 the right 3 bits assumed to be 0. */
2738 BFD_RELOC_D30V_21_PCREL,
2739
2740 /* This is an 18-bit pc-relative reloc with
2741 the right 3 bits assumed to be 0. Same
2742 as the previous reloc but on the right side
2743 of the container. */
2744 BFD_RELOC_D30V_21_PCREL_R,
2745
2746 /* This is a 32-bit absolute reloc. */
2747 BFD_RELOC_D30V_32,
2748
2749 /* This is a 32-bit pc-relative reloc. */
2750 BFD_RELOC_D30V_32_PCREL,
2751
2752 /* DLX relocs */
2753 BFD_RELOC_DLX_HI16_S,
2754
2755 /* DLX relocs */
2756 BFD_RELOC_DLX_LO16,
2757
2758 /* DLX relocs */
2759 BFD_RELOC_DLX_JMP26,
2760
2761 /* Renesas M32R (formerly Mitsubishi M32R) relocs.
2762 This is a 24 bit absolute address. */
2763 BFD_RELOC_M32R_24,
2764
2765 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2766 BFD_RELOC_M32R_10_PCREL,
2767
2768 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2769 BFD_RELOC_M32R_18_PCREL,
2770
2771 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2772 BFD_RELOC_M32R_26_PCREL,
2773
2774 /* This is a 16-bit reloc containing the high 16 bits of an address
2775 used when the lower 16 bits are treated as unsigned. */
2776 BFD_RELOC_M32R_HI16_ULO,
2777
2778 /* This is a 16-bit reloc containing the high 16 bits of an address
2779 used when the lower 16 bits are treated as signed. */
2780 BFD_RELOC_M32R_HI16_SLO,
2781
2782 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2783 BFD_RELOC_M32R_LO16,
2784
2785 /* This is a 16-bit reloc containing the small data area offset for use in
2786 add3, load, and store instructions. */
2787 BFD_RELOC_M32R_SDA16,
2788
2789 /* This is a 9-bit reloc */
2790 BFD_RELOC_V850_9_PCREL,
2791
2792 /* This is a 22-bit reloc */
2793 BFD_RELOC_V850_22_PCREL,
2794
2795 /* This is a 16 bit offset from the short data area pointer. */
2796 BFD_RELOC_V850_SDA_16_16_OFFSET,
2797
2798 /* This is a 16 bit offset (of which only 15 bits are used) from the
2799 short data area pointer. */
2800 BFD_RELOC_V850_SDA_15_16_OFFSET,
2801
2802 /* This is a 16 bit offset from the zero data area pointer. */
2803 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2804
2805 /* This is a 16 bit offset (of which only 15 bits are used) from the
2806 zero data area pointer. */
2807 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2808
2809 /* This is an 8 bit offset (of which only 6 bits are used) from the
2810 tiny data area pointer. */
2811 BFD_RELOC_V850_TDA_6_8_OFFSET,
2812
2813 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2814 data area pointer. */
2815 BFD_RELOC_V850_TDA_7_8_OFFSET,
2816
2817 /* This is a 7 bit offset from the tiny data area pointer. */
2818 BFD_RELOC_V850_TDA_7_7_OFFSET,
2819
2820 /* This is a 16 bit offset from the tiny data area pointer. */
2821 BFD_RELOC_V850_TDA_16_16_OFFSET,
2822
2823 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2824 data area pointer. */
2825 BFD_RELOC_V850_TDA_4_5_OFFSET,
2826
2827 /* This is a 4 bit offset from the tiny data area pointer. */
2828 BFD_RELOC_V850_TDA_4_4_OFFSET,
2829
2830 /* This is a 16 bit offset from the short data area pointer, with the
2831 bits placed non-contigously in the instruction. */
2832 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2833
2834 /* This is a 16 bit offset from the zero data area pointer, with the
2835 bits placed non-contigously in the instruction. */
2836 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2837
2838 /* This is a 6 bit offset from the call table base pointer. */
2839 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2840
2841 /* This is a 16 bit offset from the call table base pointer. */
2842 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2843
2844 /* Used for relaxing indirect function calls. */
2845 BFD_RELOC_V850_LONGCALL,
2846
2847 /* Used for relaxing indirect jumps. */
2848 BFD_RELOC_V850_LONGJUMP,
2849
2850 /* Used to maintain alignment whilst relaxing. */
2851 BFD_RELOC_V850_ALIGN,
2852
2853 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2854 instruction. */
2855 BFD_RELOC_MN10300_32_PCREL,
2856
2857 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2858 instruction. */
2859 BFD_RELOC_MN10300_16_PCREL,
2860
2861 /* This is a 8bit DP reloc for the tms320c30, where the most
2862 significant 8 bits of a 24 bit word are placed into the least
2863 significant 8 bits of the opcode. */
2864 BFD_RELOC_TIC30_LDP,
2865
2866 /* This is a 7bit reloc for the tms320c54x, where the least
2867 significant 7 bits of a 16 bit word are placed into the least
2868 significant 7 bits of the opcode. */
2869 BFD_RELOC_TIC54X_PARTLS7,
2870
2871 /* This is a 9bit DP reloc for the tms320c54x, where the most
2872 significant 9 bits of a 16 bit word are placed into the least
2873 significant 9 bits of the opcode. */
2874 BFD_RELOC_TIC54X_PARTMS9,
2875
2876 /* This is an extended address 23-bit reloc for the tms320c54x. */
2877 BFD_RELOC_TIC54X_23,
2878
2879 /* This is a 16-bit reloc for the tms320c54x, where the least
2880 significant 16 bits of a 23-bit extended address are placed into
2881 the opcode. */
2882 BFD_RELOC_TIC54X_16_OF_23,
2883
2884 /* This is a reloc for the tms320c54x, where the most
2885 significant 7 bits of a 23-bit extended address are placed into
2886 the opcode. */
2887 BFD_RELOC_TIC54X_MS7_OF_23,
2888
2889 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2890 BFD_RELOC_FR30_48,
2891
2892 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2893 two sections. */
2894 BFD_RELOC_FR30_20,
2895
2896 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2897 4 bits. */
2898 BFD_RELOC_FR30_6_IN_4,
2899
2900 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2901 into 8 bits. */
2902 BFD_RELOC_FR30_8_IN_8,
2903
2904 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2905 into 8 bits. */
2906 BFD_RELOC_FR30_9_IN_8,
2907
2908 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2909 into 8 bits. */
2910 BFD_RELOC_FR30_10_IN_8,
2911
2912 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2913 short offset into 8 bits. */
2914 BFD_RELOC_FR30_9_PCREL,
2915
2916 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2917 short offset into 11 bits. */
2918 BFD_RELOC_FR30_12_PCREL,
2919
2920 /* Motorola Mcore relocations. */
2921 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2922 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2923 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2924 BFD_RELOC_MCORE_PCREL_32,
2925 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2926 BFD_RELOC_MCORE_RVA,
2927
2928 /* These are relocations for the GETA instruction. */
2929 BFD_RELOC_MMIX_GETA,
2930 BFD_RELOC_MMIX_GETA_1,
2931 BFD_RELOC_MMIX_GETA_2,
2932 BFD_RELOC_MMIX_GETA_3,
2933
2934 /* These are relocations for a conditional branch instruction. */
2935 BFD_RELOC_MMIX_CBRANCH,
2936 BFD_RELOC_MMIX_CBRANCH_J,
2937 BFD_RELOC_MMIX_CBRANCH_1,
2938 BFD_RELOC_MMIX_CBRANCH_2,
2939 BFD_RELOC_MMIX_CBRANCH_3,
2940
2941 /* These are relocations for the PUSHJ instruction. */
2942 BFD_RELOC_MMIX_PUSHJ,
2943 BFD_RELOC_MMIX_PUSHJ_1,
2944 BFD_RELOC_MMIX_PUSHJ_2,
2945 BFD_RELOC_MMIX_PUSHJ_3,
2946
2947 /* These are relocations for the JMP instruction. */
2948 BFD_RELOC_MMIX_JMP,
2949 BFD_RELOC_MMIX_JMP_1,
2950 BFD_RELOC_MMIX_JMP_2,
2951 BFD_RELOC_MMIX_JMP_3,
2952
2953 /* This is a relocation for a relative address as in a GETA instruction or
2954 a branch. */
2955 BFD_RELOC_MMIX_ADDR19,
2956
2957 /* This is a relocation for a relative address as in a JMP instruction. */
2958 BFD_RELOC_MMIX_ADDR27,
2959
2960 /* This is a relocation for an instruction field that may be a general
2961 register or a value 0..255. */
2962 BFD_RELOC_MMIX_REG_OR_BYTE,
2963
2964 /* This is a relocation for an instruction field that may be a general
2965 register. */
2966 BFD_RELOC_MMIX_REG,
2967
2968 /* This is a relocation for two instruction fields holding a register and
2969 an offset, the equivalent of the relocation. */
2970 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2971
2972 /* This relocation is an assertion that the expression is not allocated as
2973 a global register. It does not modify contents. */
2974 BFD_RELOC_MMIX_LOCAL,
2975
2976 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2977 short offset into 7 bits. */
2978 BFD_RELOC_AVR_7_PCREL,
2979
2980 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2981 short offset into 12 bits. */
2982 BFD_RELOC_AVR_13_PCREL,
2983
2984 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2985 program memory address) into 16 bits. */
2986 BFD_RELOC_AVR_16_PM,
2987
2988 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2989 data memory address) into 8 bit immediate value of LDI insn. */
2990 BFD_RELOC_AVR_LO8_LDI,
2991
2992 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2993 of data memory address) into 8 bit immediate value of LDI insn. */
2994 BFD_RELOC_AVR_HI8_LDI,
2995
2996 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2997 of program memory address) into 8 bit immediate value of LDI insn. */
2998 BFD_RELOC_AVR_HH8_LDI,
2999
3000 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3001 (usually data memory address) into 8 bit immediate value of SUBI insn. */
3002 BFD_RELOC_AVR_LO8_LDI_NEG,
3003
3004 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3005 (high 8 bit of data memory address) into 8 bit immediate value of
3006 SUBI insn. */
3007 BFD_RELOC_AVR_HI8_LDI_NEG,
3008
3009 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3010 (most high 8 bit of program memory address) into 8 bit immediate value
3011 of LDI or SUBI insn. */
3012 BFD_RELOC_AVR_HH8_LDI_NEG,
3013
3014 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
3015 command address) into 8 bit immediate value of LDI insn. */
3016 BFD_RELOC_AVR_LO8_LDI_PM,
3017
3018 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
3019 of command address) into 8 bit immediate value of LDI insn. */
3020 BFD_RELOC_AVR_HI8_LDI_PM,
3021
3022 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
3023 of command address) into 8 bit immediate value of LDI insn. */
3024 BFD_RELOC_AVR_HH8_LDI_PM,
3025
3026 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3027 (usually command address) into 8 bit immediate value of SUBI insn. */
3028 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
3029
3030 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3031 (high 8 bit of 16 bit command address) into 8 bit immediate value
3032 of SUBI insn. */
3033 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
3034
3035 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3036 (high 6 bit of 22 bit command address) into 8 bit immediate
3037 value of SUBI insn. */
3038 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
3039
3040 /* This is a 32 bit reloc for the AVR that stores 23 bit value
3041 into 22 bits. */
3042 BFD_RELOC_AVR_CALL,
3043
3044 /* Direct 12 bit. */
3045 BFD_RELOC_390_12,
3046
3047 /* 12 bit GOT offset. */
3048 BFD_RELOC_390_GOT12,
3049
3050 /* 32 bit PC relative PLT address. */
3051 BFD_RELOC_390_PLT32,
3052
3053 /* Copy symbol at runtime. */
3054 BFD_RELOC_390_COPY,
3055
3056 /* Create GOT entry. */
3057 BFD_RELOC_390_GLOB_DAT,
3058
3059 /* Create PLT entry. */
3060 BFD_RELOC_390_JMP_SLOT,
3061
3062 /* Adjust by program base. */
3063 BFD_RELOC_390_RELATIVE,
3064
3065 /* 32 bit PC relative offset to GOT. */
3066 BFD_RELOC_390_GOTPC,
3067
3068 /* 16 bit GOT offset. */
3069 BFD_RELOC_390_GOT16,
3070
3071 /* PC relative 16 bit shifted by 1. */
3072 BFD_RELOC_390_PC16DBL,
3073
3074 /* 16 bit PC rel. PLT shifted by 1. */
3075 BFD_RELOC_390_PLT16DBL,
3076
3077 /* PC relative 32 bit shifted by 1. */
3078 BFD_RELOC_390_PC32DBL,
3079
3080 /* 32 bit PC rel. PLT shifted by 1. */
3081 BFD_RELOC_390_PLT32DBL,
3082
3083 /* 32 bit PC rel. GOT shifted by 1. */
3084 BFD_RELOC_390_GOTPCDBL,
3085
3086 /* 64 bit GOT offset. */
3087 BFD_RELOC_390_GOT64,
3088
3089 /* 64 bit PC relative PLT address. */
3090 BFD_RELOC_390_PLT64,
3091
3092 /* 32 bit rel. offset to GOT entry. */
3093 BFD_RELOC_390_GOTENT,
3094
3095 /* 64 bit offset to GOT. */
3096 BFD_RELOC_390_GOTOFF64,
3097
3098 /* 12-bit offset to symbol-entry within GOT, with PLT handling. */
3099 BFD_RELOC_390_GOTPLT12,
3100
3101 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3102 BFD_RELOC_390_GOTPLT16,
3103
3104 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3105 BFD_RELOC_390_GOTPLT32,
3106
3107 /* 64-bit offset to symbol-entry within GOT, with PLT handling. */
3108 BFD_RELOC_390_GOTPLT64,
3109
3110 /* 32-bit rel. offset to symbol-entry within GOT, with PLT handling. */
3111 BFD_RELOC_390_GOTPLTENT,
3112
3113 /* 16-bit rel. offset from the GOT to a PLT entry. */
3114 BFD_RELOC_390_PLTOFF16,
3115
3116 /* 32-bit rel. offset from the GOT to a PLT entry. */
3117 BFD_RELOC_390_PLTOFF32,
3118
3119 /* 64-bit rel. offset from the GOT to a PLT entry. */
3120 BFD_RELOC_390_PLTOFF64,
3121
3122 /* s390 tls relocations. */
3123 BFD_RELOC_390_TLS_LOAD,
3124 BFD_RELOC_390_TLS_GDCALL,
3125 BFD_RELOC_390_TLS_LDCALL,
3126 BFD_RELOC_390_TLS_GD32,
3127 BFD_RELOC_390_TLS_GD64,
3128 BFD_RELOC_390_TLS_GOTIE12,
3129 BFD_RELOC_390_TLS_GOTIE32,
3130 BFD_RELOC_390_TLS_GOTIE64,
3131 BFD_RELOC_390_TLS_LDM32,
3132 BFD_RELOC_390_TLS_LDM64,
3133 BFD_RELOC_390_TLS_IE32,
3134 BFD_RELOC_390_TLS_IE64,
3135 BFD_RELOC_390_TLS_IEENT,
3136 BFD_RELOC_390_TLS_LE32,
3137 BFD_RELOC_390_TLS_LE64,
3138 BFD_RELOC_390_TLS_LDO32,
3139 BFD_RELOC_390_TLS_LDO64,
3140 BFD_RELOC_390_TLS_DTPMOD,
3141 BFD_RELOC_390_TLS_DTPOFF,
3142 BFD_RELOC_390_TLS_TPOFF,
3143
3144 /* Long displacement extension. */
3145 BFD_RELOC_390_20,
3146 BFD_RELOC_390_GOT20,
3147 BFD_RELOC_390_GOTPLT20,
3148 BFD_RELOC_390_TLS_GOTIE20,
3149
3150 /* Scenix IP2K - 9-bit register number / data address */
3151 BFD_RELOC_IP2K_FR9,
3152
3153 /* Scenix IP2K - 4-bit register/data bank number */
3154 BFD_RELOC_IP2K_BANK,
3155
3156 /* Scenix IP2K - low 13 bits of instruction word address */
3157 BFD_RELOC_IP2K_ADDR16CJP,
3158
3159 /* Scenix IP2K - high 3 bits of instruction word address */
3160 BFD_RELOC_IP2K_PAGE3,
3161
3162 /* Scenix IP2K - ext/low/high 8 bits of data address */
3163 BFD_RELOC_IP2K_LO8DATA,
3164 BFD_RELOC_IP2K_HI8DATA,
3165 BFD_RELOC_IP2K_EX8DATA,
3166
3167 /* Scenix IP2K - low/high 8 bits of instruction word address */
3168 BFD_RELOC_IP2K_LO8INSN,
3169 BFD_RELOC_IP2K_HI8INSN,
3170
3171 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
3172 BFD_RELOC_IP2K_PC_SKIP,
3173
3174 /* Scenix IP2K - 16 bit word address in text section. */
3175 BFD_RELOC_IP2K_TEXT,
3176
3177 /* Scenix IP2K - 7-bit sp or dp offset */
3178 BFD_RELOC_IP2K_FR_OFFSET,
3179
3180 /* Scenix VPE4K coprocessor - data/insn-space addressing */
3181 BFD_RELOC_VPE4KMATH_DATA,
3182 BFD_RELOC_VPE4KMATH_INSN,
3183
3184 /* These two relocations are used by the linker to determine which of
3185 the entries in a C++ virtual function table are actually used. When
3186 the --gc-sections option is given, the linker will zero out the entries
3187 that are not used, so that the code for those functions need not be
3188 included in the output.
3189
3190 VTABLE_INHERIT is a zero-space relocation used to describe to the
3191 linker the inheritence tree of a C++ virtual function table. The
3192 relocation's symbol should be the parent class' vtable, and the
3193 relocation should be located at the child vtable.
3194
3195 VTABLE_ENTRY is a zero-space relocation that describes the use of a
3196 virtual function table entry. The reloc's symbol should refer to the
3197 table of the class mentioned in the code. Off of that base, an offset
3198 describes the entry that is being used. For Rela hosts, this offset
3199 is stored in the reloc's addend. For Rel hosts, we are forced to put
3200 this offset in the reloc's section offset. */
3201 BFD_RELOC_VTABLE_INHERIT,
3202 BFD_RELOC_VTABLE_ENTRY,
3203
3204 /* Intel IA64 Relocations. */
3205 BFD_RELOC_IA64_IMM14,
3206 BFD_RELOC_IA64_IMM22,
3207 BFD_RELOC_IA64_IMM64,
3208 BFD_RELOC_IA64_DIR32MSB,
3209 BFD_RELOC_IA64_DIR32LSB,
3210 BFD_RELOC_IA64_DIR64MSB,
3211 BFD_RELOC_IA64_DIR64LSB,
3212 BFD_RELOC_IA64_GPREL22,
3213 BFD_RELOC_IA64_GPREL64I,
3214 BFD_RELOC_IA64_GPREL32MSB,
3215 BFD_RELOC_IA64_GPREL32LSB,
3216 BFD_RELOC_IA64_GPREL64MSB,
3217 BFD_RELOC_IA64_GPREL64LSB,
3218 BFD_RELOC_IA64_LTOFF22,
3219 BFD_RELOC_IA64_LTOFF64I,
3220 BFD_RELOC_IA64_PLTOFF22,
3221 BFD_RELOC_IA64_PLTOFF64I,
3222 BFD_RELOC_IA64_PLTOFF64MSB,
3223 BFD_RELOC_IA64_PLTOFF64LSB,
3224 BFD_RELOC_IA64_FPTR64I,
3225 BFD_RELOC_IA64_FPTR32MSB,
3226 BFD_RELOC_IA64_FPTR32LSB,
3227 BFD_RELOC_IA64_FPTR64MSB,
3228 BFD_RELOC_IA64_FPTR64LSB,
3229 BFD_RELOC_IA64_PCREL21B,
3230 BFD_RELOC_IA64_PCREL21BI,
3231 BFD_RELOC_IA64_PCREL21M,
3232 BFD_RELOC_IA64_PCREL21F,
3233 BFD_RELOC_IA64_PCREL22,
3234 BFD_RELOC_IA64_PCREL60B,
3235 BFD_RELOC_IA64_PCREL64I,
3236 BFD_RELOC_IA64_PCREL32MSB,
3237 BFD_RELOC_IA64_PCREL32LSB,
3238 BFD_RELOC_IA64_PCREL64MSB,
3239 BFD_RELOC_IA64_PCREL64LSB,
3240 BFD_RELOC_IA64_LTOFF_FPTR22,
3241 BFD_RELOC_IA64_LTOFF_FPTR64I,
3242 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
3243 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3244 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3245 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3246 BFD_RELOC_IA64_SEGREL32MSB,
3247 BFD_RELOC_IA64_SEGREL32LSB,
3248 BFD_RELOC_IA64_SEGREL64MSB,
3249 BFD_RELOC_IA64_SEGREL64LSB,
3250 BFD_RELOC_IA64_SECREL32MSB,
3251 BFD_RELOC_IA64_SECREL32LSB,
3252 BFD_RELOC_IA64_SECREL64MSB,
3253 BFD_RELOC_IA64_SECREL64LSB,
3254 BFD_RELOC_IA64_REL32MSB,
3255 BFD_RELOC_IA64_REL32LSB,
3256 BFD_RELOC_IA64_REL64MSB,
3257 BFD_RELOC_IA64_REL64LSB,
3258 BFD_RELOC_IA64_LTV32MSB,
3259 BFD_RELOC_IA64_LTV32LSB,
3260 BFD_RELOC_IA64_LTV64MSB,
3261 BFD_RELOC_IA64_LTV64LSB,
3262 BFD_RELOC_IA64_IPLTMSB,
3263 BFD_RELOC_IA64_IPLTLSB,
3264 BFD_RELOC_IA64_COPY,
3265 BFD_RELOC_IA64_LTOFF22X,
3266 BFD_RELOC_IA64_LDXMOV,
3267 BFD_RELOC_IA64_TPREL14,
3268 BFD_RELOC_IA64_TPREL22,
3269 BFD_RELOC_IA64_TPREL64I,
3270 BFD_RELOC_IA64_TPREL64MSB,
3271 BFD_RELOC_IA64_TPREL64LSB,
3272 BFD_RELOC_IA64_LTOFF_TPREL22,
3273 BFD_RELOC_IA64_DTPMOD64MSB,
3274 BFD_RELOC_IA64_DTPMOD64LSB,
3275 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3276 BFD_RELOC_IA64_DTPREL14,
3277 BFD_RELOC_IA64_DTPREL22,
3278 BFD_RELOC_IA64_DTPREL64I,
3279 BFD_RELOC_IA64_DTPREL32MSB,
3280 BFD_RELOC_IA64_DTPREL32LSB,
3281 BFD_RELOC_IA64_DTPREL64MSB,
3282 BFD_RELOC_IA64_DTPREL64LSB,
3283 BFD_RELOC_IA64_LTOFF_DTPREL22,
3284
3285 /* Motorola 68HC11 reloc.
3286 This is the 8 bit high part of an absolute address. */
3287 BFD_RELOC_M68HC11_HI8,
3288
3289 /* Motorola 68HC11 reloc.
3290 This is the 8 bit low part of an absolute address. */
3291 BFD_RELOC_M68HC11_LO8,
3292
3293 /* Motorola 68HC11 reloc.
3294 This is the 3 bit of a value. */
3295 BFD_RELOC_M68HC11_3B,
3296
3297 /* Motorola 68HC11 reloc.
3298 This reloc marks the beginning of a jump/call instruction.
3299 It is used for linker relaxation to correctly identify beginning
3300 of instruction and change some branchs to use PC-relative
3301 addressing mode. */
3302 BFD_RELOC_M68HC11_RL_JUMP,
3303
3304 /* Motorola 68HC11 reloc.
3305 This reloc marks a group of several instructions that gcc generates
3306 and for which the linker relaxation pass can modify and/or remove
3307 some of them. */
3308 BFD_RELOC_M68HC11_RL_GROUP,
3309
3310 /* Motorola 68HC11 reloc.
3311 This is the 16-bit lower part of an address. It is used for 'call'
3312 instruction to specify the symbol address without any special
3313 transformation (due to memory bank window). */
3314 BFD_RELOC_M68HC11_LO16,
3315
3316 /* Motorola 68HC11 reloc.
3317 This is a 8-bit reloc that specifies the page number of an address.
3318 It is used by 'call' instruction to specify the page number of
3319 the symbol. */
3320 BFD_RELOC_M68HC11_PAGE,
3321
3322 /* Motorola 68HC11 reloc.
3323 This is a 24-bit reloc that represents the address with a 16-bit
3324 value and a 8-bit page number. The symbol address is transformed
3325 to follow the 16K memory bank of 68HC12 (seen as mapped in the window). */
3326 BFD_RELOC_M68HC11_24,
3327
3328 /* These relocs are only used within the CRIS assembler. They are not
3329 (at present) written to any object files. */
3330 BFD_RELOC_CRIS_BDISP8,
3331 BFD_RELOC_CRIS_UNSIGNED_5,
3332 BFD_RELOC_CRIS_SIGNED_6,
3333 BFD_RELOC_CRIS_UNSIGNED_6,
3334 BFD_RELOC_CRIS_UNSIGNED_4,
3335
3336 /* Relocs used in ELF shared libraries for CRIS. */
3337 BFD_RELOC_CRIS_COPY,
3338 BFD_RELOC_CRIS_GLOB_DAT,
3339 BFD_RELOC_CRIS_JUMP_SLOT,
3340 BFD_RELOC_CRIS_RELATIVE,
3341
3342 /* 32-bit offset to symbol-entry within GOT. */
3343 BFD_RELOC_CRIS_32_GOT,
3344
3345 /* 16-bit offset to symbol-entry within GOT. */
3346 BFD_RELOC_CRIS_16_GOT,
3347
3348 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3349 BFD_RELOC_CRIS_32_GOTPLT,
3350
3351 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3352 BFD_RELOC_CRIS_16_GOTPLT,
3353
3354 /* 32-bit offset to symbol, relative to GOT. */
3355 BFD_RELOC_CRIS_32_GOTREL,
3356
3357 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3358 BFD_RELOC_CRIS_32_PLT_GOTREL,
3359
3360 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3361 BFD_RELOC_CRIS_32_PLT_PCREL,
3362
3363 /* Intel i860 Relocations. */
3364 BFD_RELOC_860_COPY,
3365 BFD_RELOC_860_GLOB_DAT,
3366 BFD_RELOC_860_JUMP_SLOT,
3367 BFD_RELOC_860_RELATIVE,
3368 BFD_RELOC_860_PC26,
3369 BFD_RELOC_860_PLT26,
3370 BFD_RELOC_860_PC16,
3371 BFD_RELOC_860_LOW0,
3372 BFD_RELOC_860_SPLIT0,
3373 BFD_RELOC_860_LOW1,
3374 BFD_RELOC_860_SPLIT1,
3375 BFD_RELOC_860_LOW2,
3376 BFD_RELOC_860_SPLIT2,
3377 BFD_RELOC_860_LOW3,
3378 BFD_RELOC_860_LOGOT0,
3379 BFD_RELOC_860_SPGOT0,
3380 BFD_RELOC_860_LOGOT1,
3381 BFD_RELOC_860_SPGOT1,
3382 BFD_RELOC_860_LOGOTOFF0,
3383 BFD_RELOC_860_SPGOTOFF0,
3384 BFD_RELOC_860_LOGOTOFF1,
3385 BFD_RELOC_860_SPGOTOFF1,
3386 BFD_RELOC_860_LOGOTOFF2,
3387 BFD_RELOC_860_LOGOTOFF3,
3388 BFD_RELOC_860_LOPC,
3389 BFD_RELOC_860_HIGHADJ,
3390 BFD_RELOC_860_HAGOT,
3391 BFD_RELOC_860_HAGOTOFF,
3392 BFD_RELOC_860_HAPC,
3393 BFD_RELOC_860_HIGH,
3394 BFD_RELOC_860_HIGOT,
3395 BFD_RELOC_860_HIGOTOFF,
3396
3397 /* OpenRISC Relocations. */
3398 BFD_RELOC_OPENRISC_ABS_26,
3399 BFD_RELOC_OPENRISC_REL_26,
3400
3401 /* H8 elf Relocations. */
3402 BFD_RELOC_H8_DIR16A8,
3403 BFD_RELOC_H8_DIR16R8,
3404 BFD_RELOC_H8_DIR24A8,
3405 BFD_RELOC_H8_DIR24R8,
3406 BFD_RELOC_H8_DIR32A16,
3407
3408 /* Sony Xstormy16 Relocations. */
3409 BFD_RELOC_XSTORMY16_REL_12,
3410 BFD_RELOC_XSTORMY16_12,
3411 BFD_RELOC_XSTORMY16_24,
3412 BFD_RELOC_XSTORMY16_FPTR16,
3413
3414 /* Relocations used by VAX ELF. */
3415 BFD_RELOC_VAX_GLOB_DAT,
3416 BFD_RELOC_VAX_JMP_SLOT,
3417 BFD_RELOC_VAX_RELATIVE,
3418
3419 /* msp430 specific relocation codes */
3420 BFD_RELOC_MSP430_10_PCREL,
3421 BFD_RELOC_MSP430_16_PCREL,
3422 BFD_RELOC_MSP430_16,
3423 BFD_RELOC_MSP430_16_PCREL_BYTE,
3424 BFD_RELOC_MSP430_16_BYTE,
3425
3426 /* IQ2000 Relocations. */
3427 BFD_RELOC_IQ2000_OFFSET_16,
3428 BFD_RELOC_IQ2000_OFFSET_21,
3429 BFD_RELOC_IQ2000_UHI16,
3430
3431 /* Special Xtensa relocation used only by PLT entries in ELF shared
3432 objects to indicate that the runtime linker should set the value
3433 to one of its own internal functions or data structures. */
3434 BFD_RELOC_XTENSA_RTLD,
3435
3436 /* Xtensa relocations for ELF shared objects. */
3437 BFD_RELOC_XTENSA_GLOB_DAT,
3438 BFD_RELOC_XTENSA_JMP_SLOT,
3439 BFD_RELOC_XTENSA_RELATIVE,
3440
3441 /* Xtensa relocation used in ELF object files for symbols that may require
3442 PLT entries. Otherwise, this is just a generic 32-bit relocation. */
3443 BFD_RELOC_XTENSA_PLT,
3444
3445 /* Generic Xtensa relocations. Only the operand number is encoded
3446 in the relocation. The details are determined by extracting the
3447 instruction opcode. */
3448 BFD_RELOC_XTENSA_OP0,
3449 BFD_RELOC_XTENSA_OP1,
3450 BFD_RELOC_XTENSA_OP2,
3451
3452 /* Xtensa relocation to mark that the assembler expanded the
3453 instructions from an original target. The expansion size is
3454 encoded in the reloc size. */
3455 BFD_RELOC_XTENSA_ASM_EXPAND,
3456
3457 /* Xtensa relocation to mark that the linker should simplify
3458 assembler-expanded instructions. This is commonly used
3459 internally by the linker after analysis of a
3460 BFD_RELOC_XTENSA_ASM_EXPAND. */
3461 BFD_RELOC_XTENSA_ASM_SIMPLIFY,
3462 BFD_RELOC_UNUSED };
3463 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3464 reloc_howto_type *bfd_reloc_type_lookup
3465 (bfd *abfd, bfd_reloc_code_real_type code);
3466
3467 const char *bfd_get_reloc_code_name (bfd_reloc_code_real_type code);
3468
3469 /* Extracted from syms.c. */
3470
3471 typedef struct symbol_cache_entry
3472 {
3473 /* A pointer to the BFD which owns the symbol. This information
3474 is necessary so that a back end can work out what additional
3475 information (invisible to the application writer) is carried
3476 with the symbol.
3477
3478 This field is *almost* redundant, since you can use section->owner
3479 instead, except that some symbols point to the global sections
3480 bfd_{abs,com,und}_section. This could be fixed by making
3481 these globals be per-bfd (or per-target-flavor). FIXME. */
3482 struct bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3483
3484 /* The text of the symbol. The name is left alone, and not copied; the
3485 application may not alter it. */
3486 const char *name;
3487
3488 /* The value of the symbol. This really should be a union of a
3489 numeric value with a pointer, since some flags indicate that
3490 a pointer to another symbol is stored here. */
3491 symvalue value;
3492
3493 /* Attributes of a symbol. */
3494 #define BSF_NO_FLAGS 0x00
3495
3496 /* The symbol has local scope; <<static>> in <<C>>. The value
3497 is the offset into the section of the data. */
3498 #define BSF_LOCAL 0x01
3499
3500 /* The symbol has global scope; initialized data in <<C>>. The
3501 value is the offset into the section of the data. */
3502 #define BSF_GLOBAL 0x02
3503
3504 /* The symbol has global scope and is exported. The value is
3505 the offset into the section of the data. */
3506 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3507
3508 /* A normal C symbol would be one of:
3509 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3510 <<BSF_GLOBAL>>. */
3511
3512 /* The symbol is a debugging record. The value has an arbitary
3513 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3514 #define BSF_DEBUGGING 0x08
3515
3516 /* The symbol denotes a function entry point. Used in ELF,
3517 perhaps others someday. */
3518 #define BSF_FUNCTION 0x10
3519
3520 /* Used by the linker. */
3521 #define BSF_KEEP 0x20
3522 #define BSF_KEEP_G 0x40
3523
3524 /* A weak global symbol, overridable without warnings by
3525 a regular global symbol of the same name. */
3526 #define BSF_WEAK 0x80
3527
3528 /* This symbol was created to point to a section, e.g. ELF's
3529 STT_SECTION symbols. */
3530 #define BSF_SECTION_SYM 0x100
3531
3532 /* The symbol used to be a common symbol, but now it is
3533 allocated. */
3534 #define BSF_OLD_COMMON 0x200
3535
3536 /* The default value for common data. */
3537 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3538
3539 /* In some files the type of a symbol sometimes alters its
3540 location in an output file - ie in coff a <<ISFCN>> symbol
3541 which is also <<C_EXT>> symbol appears where it was
3542 declared and not at the end of a section. This bit is set
3543 by the target BFD part to convey this information. */
3544 #define BSF_NOT_AT_END 0x400
3545
3546 /* Signal that the symbol is the label of constructor section. */
3547 #define BSF_CONSTRUCTOR 0x800
3548
3549 /* Signal that the symbol is a warning symbol. The name is a
3550 warning. The name of the next symbol is the one to warn about;
3551 if a reference is made to a symbol with the same name as the next
3552 symbol, a warning is issued by the linker. */
3553 #define BSF_WARNING 0x1000
3554
3555 /* Signal that the symbol is indirect. This symbol is an indirect
3556 pointer to the symbol with the same name as the next symbol. */
3557 #define BSF_INDIRECT 0x2000
3558
3559 /* BSF_FILE marks symbols that contain a file name. This is used
3560 for ELF STT_FILE symbols. */
3561 #define BSF_FILE 0x4000
3562
3563 /* Symbol is from dynamic linking information. */
3564 #define BSF_DYNAMIC 0x8000
3565
3566 /* The symbol denotes a data object. Used in ELF, and perhaps
3567 others someday. */
3568 #define BSF_OBJECT 0x10000
3569
3570 /* This symbol is a debugging symbol. The value is the offset
3571 into the section of the data. BSF_DEBUGGING should be set
3572 as well. */
3573 #define BSF_DEBUGGING_RELOC 0x20000
3574
3575 /* This symbol is thread local. Used in ELF. */
3576 #define BSF_THREAD_LOCAL 0x40000
3577
3578 flagword flags;
3579
3580 /* A pointer to the section to which this symbol is
3581 relative. This will always be non NULL, there are special
3582 sections for undefined and absolute symbols. */
3583 struct sec *section;
3584
3585 /* Back end special data. */
3586 union
3587 {
3588 void *p;
3589 bfd_vma i;
3590 }
3591 udata;
3592 }
3593 asymbol;
3594
3595 #define bfd_get_symtab_upper_bound(abfd) \
3596 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3597
3598 bfd_boolean bfd_is_local_label (bfd *abfd, asymbol *sym);
3599
3600 bfd_boolean bfd_is_local_label_name (bfd *abfd, const char *name);
3601
3602 #define bfd_is_local_label_name(abfd, name) \
3603 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3604
3605 #define bfd_canonicalize_symtab(abfd, location) \
3606 BFD_SEND (abfd, _bfd_canonicalize_symtab, (abfd, location))
3607
3608 bfd_boolean bfd_set_symtab
3609 (bfd *abfd, asymbol **location, unsigned int count);
3610
3611 void bfd_print_symbol_vandf (bfd *abfd, void *file, asymbol *symbol);
3612
3613 #define bfd_make_empty_symbol(abfd) \
3614 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3615
3616 asymbol *_bfd_generic_make_empty_symbol (bfd *);
3617
3618 #define bfd_make_debug_symbol(abfd,ptr,size) \
3619 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3620
3621 int bfd_decode_symclass (asymbol *symbol);
3622
3623 bfd_boolean bfd_is_undefined_symclass (int symclass);
3624
3625 void bfd_symbol_info (asymbol *symbol, symbol_info *ret);
3626
3627 bfd_boolean bfd_copy_private_symbol_data
3628 (bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym);
3629
3630 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3631 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3632 (ibfd, isymbol, obfd, osymbol))
3633
3634 /* Extracted from bfd.c. */
3635 struct bfd
3636 {
3637 /* A unique identifier of the BFD */
3638 unsigned int id;
3639
3640 /* The filename the application opened the BFD with. */
3641 const char *filename;
3642
3643 /* A pointer to the target jump table. */
3644 const struct bfd_target *xvec;
3645
3646 /* To avoid dragging too many header files into every file that
3647 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3648 and MTIME as a "long". Their correct types, to which they
3649 are cast when used, are "FILE *" and "time_t". The iostream
3650 is the result of an fopen on the filename. However, if the
3651 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3652 to a bfd_in_memory struct. */
3653 void *iostream;
3654
3655 /* Is the file descriptor being cached? That is, can it be closed as
3656 needed, and re-opened when accessed later? */
3657 bfd_boolean cacheable;
3658
3659 /* Marks whether there was a default target specified when the
3660 BFD was opened. This is used to select which matching algorithm
3661 to use to choose the back end. */
3662 bfd_boolean target_defaulted;
3663
3664 /* The caching routines use these to maintain a
3665 least-recently-used list of BFDs. */
3666 struct bfd *lru_prev, *lru_next;
3667
3668 /* When a file is closed by the caching routines, BFD retains
3669 state information on the file here... */
3670 ufile_ptr where;
3671
3672 /* ... and here: (``once'' means at least once). */
3673 bfd_boolean opened_once;
3674
3675 /* Set if we have a locally maintained mtime value, rather than
3676 getting it from the file each time. */
3677 bfd_boolean mtime_set;
3678
3679 /* File modified time, if mtime_set is TRUE. */
3680 long mtime;
3681
3682 /* Reserved for an unimplemented file locking extension. */
3683 int ifd;
3684
3685 /* The format which belongs to the BFD. (object, core, etc.) */
3686 bfd_format format;
3687
3688 /* The direction with which the BFD was opened. */
3689 enum bfd_direction
3690 {
3691 no_direction = 0,
3692 read_direction = 1,
3693 write_direction = 2,
3694 both_direction = 3
3695 }
3696 direction;
3697
3698 /* Format_specific flags. */
3699 flagword flags;
3700
3701 /* Currently my_archive is tested before adding origin to
3702 anything. I believe that this can become always an add of
3703 origin, with origin set to 0 for non archive files. */
3704 ufile_ptr origin;
3705
3706 /* Remember when output has begun, to stop strange things
3707 from happening. */
3708 bfd_boolean output_has_begun;
3709
3710 /* A hash table for section names. */
3711 struct bfd_hash_table section_htab;
3712
3713 /* Pointer to linked list of sections. */
3714 struct sec *sections;
3715
3716 /* The place where we add to the section list. */
3717 struct sec **section_tail;
3718
3719 /* The number of sections. */
3720 unsigned int section_count;
3721
3722 /* Stuff only useful for object files:
3723 The start address. */
3724 bfd_vma start_address;
3725
3726 /* Used for input and output. */
3727 unsigned int symcount;
3728
3729 /* Symbol table for output BFD (with symcount entries). */
3730 struct symbol_cache_entry **outsymbols;
3731
3732 /* Used for slurped dynamic symbol tables. */
3733 unsigned int dynsymcount;
3734
3735 /* Pointer to structure which contains architecture information. */
3736 const struct bfd_arch_info *arch_info;
3737
3738 /* Stuff only useful for archives. */
3739 void *arelt_data;
3740 struct bfd *my_archive; /* The containing archive BFD. */
3741 struct bfd *next; /* The next BFD in the archive. */
3742 struct bfd *archive_head; /* The first BFD in the archive. */
3743 bfd_boolean has_armap;
3744
3745 /* A chain of BFD structures involved in a link. */
3746 struct bfd *link_next;
3747
3748 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3749 be used only for archive elements. */
3750 int archive_pass;
3751
3752 /* Used by the back end to hold private data. */
3753 union
3754 {
3755 struct aout_data_struct *aout_data;
3756 struct artdata *aout_ar_data;
3757 struct _oasys_data *oasys_obj_data;
3758 struct _oasys_ar_data *oasys_ar_data;
3759 struct coff_tdata *coff_obj_data;
3760 struct pe_tdata *pe_obj_data;
3761 struct xcoff_tdata *xcoff_obj_data;
3762 struct ecoff_tdata *ecoff_obj_data;
3763 struct ieee_data_struct *ieee_data;
3764 struct ieee_ar_data_struct *ieee_ar_data;
3765 struct srec_data_struct *srec_data;
3766 struct ihex_data_struct *ihex_data;
3767 struct tekhex_data_struct *tekhex_data;
3768 struct elf_obj_tdata *elf_obj_data;
3769 struct nlm_obj_tdata *nlm_obj_data;
3770 struct bout_data_struct *bout_data;
3771 struct mmo_data_struct *mmo_data;
3772 struct sun_core_struct *sun_core_data;
3773 struct sco5_core_struct *sco5_core_data;
3774 struct trad_core_struct *trad_core_data;
3775 struct som_data_struct *som_data;
3776 struct hpux_core_struct *hpux_core_data;
3777 struct hppabsd_core_struct *hppabsd_core_data;
3778 struct sgi_core_struct *sgi_core_data;
3779 struct lynx_core_struct *lynx_core_data;
3780 struct osf_core_struct *osf_core_data;
3781 struct cisco_core_struct *cisco_core_data;
3782 struct versados_data_struct *versados_data;
3783 struct netbsd_core_struct *netbsd_core_data;
3784 struct mach_o_data_struct *mach_o_data;
3785 struct mach_o_fat_data_struct *mach_o_fat_data;
3786 struct bfd_pef_data_struct *pef_data;
3787 struct bfd_pef_xlib_data_struct *pef_xlib_data;
3788 struct bfd_sym_data_struct *sym_data;
3789 void *any;
3790 }
3791 tdata;
3792
3793 /* Used by the application to hold private data. */
3794 void *usrdata;
3795
3796 /* Where all the allocated stuff under this BFD goes. This is a
3797 struct objalloc *, but we use void * to avoid requiring the inclusion
3798 of objalloc.h. */
3799 void *memory;
3800 };
3801
3802 typedef enum bfd_error
3803 {
3804 bfd_error_no_error = 0,
3805 bfd_error_system_call,
3806 bfd_error_invalid_target,
3807 bfd_error_wrong_format,
3808 bfd_error_wrong_object_format,
3809 bfd_error_invalid_operation,
3810 bfd_error_no_memory,
3811 bfd_error_no_symbols,
3812 bfd_error_no_armap,
3813 bfd_error_no_more_archived_files,
3814 bfd_error_malformed_archive,
3815 bfd_error_file_not_recognized,
3816 bfd_error_file_ambiguously_recognized,
3817 bfd_error_no_contents,
3818 bfd_error_nonrepresentable_section,
3819 bfd_error_no_debug_section,
3820 bfd_error_bad_value,
3821 bfd_error_file_truncated,
3822 bfd_error_file_too_big,
3823 bfd_error_invalid_error_code
3824 }
3825 bfd_error_type;
3826
3827 bfd_error_type bfd_get_error (void);
3828
3829 void bfd_set_error (bfd_error_type error_tag);
3830
3831 const char *bfd_errmsg (bfd_error_type error_tag);
3832
3833 void bfd_perror (const char *message);
3834
3835 typedef void (*bfd_error_handler_type) (const char *, ...);
3836
3837 bfd_error_handler_type bfd_set_error_handler (bfd_error_handler_type);
3838
3839 void bfd_set_error_program_name (const char *);
3840
3841 bfd_error_handler_type bfd_get_error_handler (void);
3842
3843 const char *bfd_archive_filename (bfd *);
3844
3845 long bfd_get_reloc_upper_bound (bfd *abfd, asection *sect);
3846
3847 long bfd_canonicalize_reloc
3848 (bfd *abfd, asection *sec, arelent **loc, asymbol **syms);
3849
3850 void bfd_set_reloc
3851 (bfd *abfd, asection *sec, arelent **rel, unsigned int count);
3852
3853 bfd_boolean bfd_set_file_flags (bfd *abfd, flagword flags);
3854
3855 int bfd_get_arch_size (bfd *abfd);
3856
3857 int bfd_get_sign_extend_vma (bfd *abfd);
3858
3859 bfd_boolean bfd_set_start_address (bfd *abfd, bfd_vma vma);
3860
3861 unsigned int bfd_get_gp_size (bfd *abfd);
3862
3863 void bfd_set_gp_size (bfd *abfd, unsigned int i);
3864
3865 bfd_vma bfd_scan_vma (const char *string, const char **end, int base);
3866
3867 bfd_boolean bfd_copy_private_bfd_data (bfd *ibfd, bfd *obfd);
3868
3869 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3870 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3871 (ibfd, obfd))
3872 bfd_boolean bfd_merge_private_bfd_data (bfd *ibfd, bfd *obfd);
3873
3874 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3875 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3876 (ibfd, obfd))
3877 bfd_boolean bfd_set_private_flags (bfd *abfd, flagword flags);
3878
3879 #define bfd_set_private_flags(abfd, flags) \
3880 BFD_SEND (abfd, _bfd_set_private_flags, (abfd, flags))
3881 #define bfd_sizeof_headers(abfd, reloc) \
3882 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3883
3884 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3885 BFD_SEND (abfd, _bfd_find_nearest_line, \
3886 (abfd, sec, syms, off, file, func, line))
3887
3888 #define bfd_debug_info_start(abfd) \
3889 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3890
3891 #define bfd_debug_info_end(abfd) \
3892 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3893
3894 #define bfd_debug_info_accumulate(abfd, section) \
3895 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3896
3897 #define bfd_stat_arch_elt(abfd, stat) \
3898 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3899
3900 #define bfd_update_armap_timestamp(abfd) \
3901 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3902
3903 #define bfd_set_arch_mach(abfd, arch, mach)\
3904 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3905
3906 #define bfd_relax_section(abfd, section, link_info, again) \
3907 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3908
3909 #define bfd_gc_sections(abfd, link_info) \
3910 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3911
3912 #define bfd_merge_sections(abfd, link_info) \
3913 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3914
3915 #define bfd_discard_group(abfd, sec) \
3916 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
3917
3918 #define bfd_link_hash_table_create(abfd) \
3919 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3920
3921 #define bfd_link_hash_table_free(abfd, hash) \
3922 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3923
3924 #define bfd_link_add_symbols(abfd, info) \
3925 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3926
3927 #define bfd_link_just_syms(sec, info) \
3928 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3929
3930 #define bfd_final_link(abfd, info) \
3931 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3932
3933 #define bfd_free_cached_info(abfd) \
3934 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3935
3936 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3937 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3938
3939 #define bfd_print_private_bfd_data(abfd, file)\
3940 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3941
3942 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3943 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3944
3945 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3946 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3947
3948 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3949 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3950
3951 extern bfd_byte *bfd_get_relocated_section_contents
3952 (bfd *, struct bfd_link_info *, struct bfd_link_order *, bfd_byte *,
3953 bfd_boolean, asymbol **);
3954
3955 bfd_boolean bfd_alt_mach_code (bfd *abfd, int alternative);
3956
3957 struct bfd_preserve
3958 {
3959 void *marker;
3960 void *tdata;
3961 flagword flags;
3962 const struct bfd_arch_info *arch_info;
3963 struct sec *sections;
3964 struct sec **section_tail;
3965 unsigned int section_count;
3966 struct bfd_hash_table section_htab;
3967 };
3968
3969 bfd_boolean bfd_preserve_save (bfd *, struct bfd_preserve *);
3970
3971 void bfd_preserve_restore (bfd *, struct bfd_preserve *);
3972
3973 void bfd_preserve_finish (bfd *, struct bfd_preserve *);
3974
3975 /* Extracted from archive.c. */
3976 symindex bfd_get_next_mapent
3977 (bfd *abfd, symindex previous, carsym **sym);
3978
3979 bfd_boolean bfd_set_archive_head (bfd *output, bfd *new_head);
3980
3981 bfd *bfd_openr_next_archived_file (bfd *archive, bfd *previous);
3982
3983 /* Extracted from corefile.c. */
3984 const char *bfd_core_file_failing_command (bfd *abfd);
3985
3986 int bfd_core_file_failing_signal (bfd *abfd);
3987
3988 bfd_boolean core_file_matches_executable_p
3989 (bfd *core_bfd, bfd *exec_bfd);
3990
3991 /* Extracted from targets.c. */
3992 #define BFD_SEND(bfd, message, arglist) \
3993 ((*((bfd)->xvec->message)) arglist)
3994
3995 #ifdef DEBUG_BFD_SEND
3996 #undef BFD_SEND
3997 #define BFD_SEND(bfd, message, arglist) \
3998 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3999 ((*((bfd)->xvec->message)) arglist) : \
4000 (bfd_assert (__FILE__,__LINE__), NULL))
4001 #endif
4002 #define BFD_SEND_FMT(bfd, message, arglist) \
4003 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
4004
4005 #ifdef DEBUG_BFD_SEND
4006 #undef BFD_SEND_FMT
4007 #define BFD_SEND_FMT(bfd, message, arglist) \
4008 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
4009 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
4010 (bfd_assert (__FILE__,__LINE__), NULL))
4011 #endif
4012
4013 enum bfd_flavour
4014 {
4015 bfd_target_unknown_flavour,
4016 bfd_target_aout_flavour,
4017 bfd_target_coff_flavour,
4018 bfd_target_ecoff_flavour,
4019 bfd_target_xcoff_flavour,
4020 bfd_target_elf_flavour,
4021 bfd_target_ieee_flavour,
4022 bfd_target_nlm_flavour,
4023 bfd_target_oasys_flavour,
4024 bfd_target_tekhex_flavour,
4025 bfd_target_srec_flavour,
4026 bfd_target_ihex_flavour,
4027 bfd_target_som_flavour,
4028 bfd_target_os9k_flavour,
4029 bfd_target_versados_flavour,
4030 bfd_target_msdos_flavour,
4031 bfd_target_ovax_flavour,
4032 bfd_target_evax_flavour,
4033 bfd_target_mmo_flavour,
4034 bfd_target_mach_o_flavour,
4035 bfd_target_pef_flavour,
4036 bfd_target_pef_xlib_flavour,
4037 bfd_target_sym_flavour
4038 };
4039
4040 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
4041
4042 /* Forward declaration. */
4043 typedef struct bfd_link_info _bfd_link_info;
4044
4045 typedef struct bfd_target
4046 {
4047 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
4048 char *name;
4049
4050 /* The "flavour" of a back end is a general indication about
4051 the contents of a file. */
4052 enum bfd_flavour flavour;
4053
4054 /* The order of bytes within the data area of a file. */
4055 enum bfd_endian byteorder;
4056
4057 /* The order of bytes within the header parts of a file. */
4058 enum bfd_endian header_byteorder;
4059
4060 /* A mask of all the flags which an executable may have set -
4061 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
4062 flagword object_flags;
4063
4064 /* A mask of all the flags which a section may have set - from
4065 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
4066 flagword section_flags;
4067
4068 /* The character normally found at the front of a symbol.
4069 (if any), perhaps `_'. */
4070 char symbol_leading_char;
4071
4072 /* The pad character for file names within an archive header. */
4073 char ar_pad_char;
4074
4075 /* The maximum number of characters in an archive header. */
4076 unsigned short ar_max_namelen;
4077
4078 /* Entries for byte swapping for data. These are different from the
4079 other entry points, since they don't take a BFD asthe first argument.
4080 Certain other handlers could do the same. */
4081 bfd_vma (*bfd_getx64) (const bfd_byte *);
4082 bfd_signed_vma (*bfd_getx_signed_64) (const bfd_byte *);
4083 void (*bfd_putx64) (bfd_vma, bfd_byte *);
4084 bfd_vma (*bfd_getx32) (const bfd_byte *);
4085 bfd_signed_vma (*bfd_getx_signed_32) (const bfd_byte *);
4086 void (*bfd_putx32) (bfd_vma, bfd_byte *);
4087 bfd_vma (*bfd_getx16) (const bfd_byte *);
4088 bfd_signed_vma (*bfd_getx_signed_16) (const bfd_byte *);
4089 void (*bfd_putx16) (bfd_vma, bfd_byte *);
4090
4091 /* Byte swapping for the headers. */
4092 bfd_vma (*bfd_h_getx64) (const bfd_byte *);
4093 bfd_signed_vma (*bfd_h_getx_signed_64) (const bfd_byte *);
4094 void (*bfd_h_putx64) (bfd_vma, bfd_byte *);
4095 bfd_vma (*bfd_h_getx32) (const bfd_byte *);
4096 bfd_signed_vma (*bfd_h_getx_signed_32) (const bfd_byte *);
4097 void (*bfd_h_putx32) (bfd_vma, bfd_byte *);
4098 bfd_vma (*bfd_h_getx16) (const bfd_byte *);
4099 bfd_signed_vma (*bfd_h_getx_signed_16) (const bfd_byte *);
4100 void (*bfd_h_putx16) (bfd_vma, bfd_byte *);
4101
4102 /* Format dependent routines: these are vectors of entry points
4103 within the target vector structure, one for each format to check. */
4104
4105 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
4106 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) (bfd *);
4107
4108 /* Set the format of a file being written. */
4109 bfd_boolean (*_bfd_set_format[bfd_type_end]) (bfd *);
4110
4111 /* Write cached information into a file being written, at <<bfd_close>>. */
4112 bfd_boolean (*_bfd_write_contents[bfd_type_end]) (bfd *);
4113
4114
4115 /* Generic entry points. */
4116 #define BFD_JUMP_TABLE_GENERIC(NAME) \
4117 NAME##_close_and_cleanup, \
4118 NAME##_bfd_free_cached_info, \
4119 NAME##_new_section_hook, \
4120 NAME##_get_section_contents, \
4121 NAME##_get_section_contents_in_window
4122
4123 /* Called when the BFD is being closed to do any necessary cleanup. */
4124 bfd_boolean (*_close_and_cleanup) (bfd *);
4125 /* Ask the BFD to free all cached information. */
4126 bfd_boolean (*_bfd_free_cached_info) (bfd *);
4127 /* Called when a new section is created. */
4128 bfd_boolean (*_new_section_hook) (bfd *, sec_ptr);
4129 /* Read the contents of a section. */
4130 bfd_boolean (*_bfd_get_section_contents)
4131 (bfd *, sec_ptr, void *, file_ptr, bfd_size_type);
4132 bfd_boolean (*_bfd_get_section_contents_in_window)
4133 (bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type);
4134
4135 /* Entry points to copy private data. */
4136 #define BFD_JUMP_TABLE_COPY(NAME) \
4137 NAME##_bfd_copy_private_bfd_data, \
4138 NAME##_bfd_merge_private_bfd_data, \
4139 NAME##_bfd_copy_private_section_data, \
4140 NAME##_bfd_copy_private_symbol_data, \
4141 NAME##_bfd_set_private_flags, \
4142 NAME##_bfd_print_private_bfd_data
4143
4144 /* Called to copy BFD general private data from one object file
4145 to another. */
4146 bfd_boolean (*_bfd_copy_private_bfd_data) (bfd *, bfd *);
4147 /* Called to merge BFD general private data from one object file
4148 to a common output file when linking. */
4149 bfd_boolean (*_bfd_merge_private_bfd_data) (bfd *, bfd *);
4150 /* Called to copy BFD private section data from one object file
4151 to another. */
4152 bfd_boolean (*_bfd_copy_private_section_data)
4153 (bfd *, sec_ptr, bfd *, sec_ptr);
4154 /* Called to copy BFD private symbol data from one symbol
4155 to another. */
4156 bfd_boolean (*_bfd_copy_private_symbol_data)
4157 (bfd *, asymbol *, bfd *, asymbol *);
4158 /* Called to set private backend flags. */
4159 bfd_boolean (*_bfd_set_private_flags) (bfd *, flagword);
4160
4161 /* Called to print private BFD data. */
4162 bfd_boolean (*_bfd_print_private_bfd_data) (bfd *, void *);
4163
4164 /* Core file entry points. */
4165 #define BFD_JUMP_TABLE_CORE(NAME) \
4166 NAME##_core_file_failing_command, \
4167 NAME##_core_file_failing_signal, \
4168 NAME##_core_file_matches_executable_p
4169
4170 char * (*_core_file_failing_command) (bfd *);
4171 int (*_core_file_failing_signal) (bfd *);
4172 bfd_boolean (*_core_file_matches_executable_p) (bfd *, bfd *);
4173
4174 /* Archive entry points. */
4175 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
4176 NAME##_slurp_armap, \
4177 NAME##_slurp_extended_name_table, \
4178 NAME##_construct_extended_name_table, \
4179 NAME##_truncate_arname, \
4180 NAME##_write_armap, \
4181 NAME##_read_ar_hdr, \
4182 NAME##_openr_next_archived_file, \
4183 NAME##_get_elt_at_index, \
4184 NAME##_generic_stat_arch_elt, \
4185 NAME##_update_armap_timestamp
4186
4187 bfd_boolean (*_bfd_slurp_armap) (bfd *);
4188 bfd_boolean (*_bfd_slurp_extended_name_table) (bfd *);
4189 bfd_boolean (*_bfd_construct_extended_name_table)
4190 (bfd *, char **, bfd_size_type *, const char **);
4191 void (*_bfd_truncate_arname) (bfd *, const char *, char *);
4192 bfd_boolean (*write_armap)
4193 (bfd *, unsigned int, struct orl *, unsigned int, int);
4194 void * (*_bfd_read_ar_hdr_fn) (bfd *);
4195 bfd * (*openr_next_archived_file) (bfd *, bfd *);
4196 #define bfd_get_elt_at_index(b,i) BFD_SEND (b, _bfd_get_elt_at_index, (b,i))
4197 bfd * (*_bfd_get_elt_at_index) (bfd *, symindex);
4198 int (*_bfd_stat_arch_elt) (bfd *, struct stat *);
4199 bfd_boolean (*_bfd_update_armap_timestamp) (bfd *);
4200
4201 /* Entry points used for symbols. */
4202 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
4203 NAME##_get_symtab_upper_bound, \
4204 NAME##_get_symtab, \
4205 NAME##_make_empty_symbol, \
4206 NAME##_print_symbol, \
4207 NAME##_get_symbol_info, \
4208 NAME##_bfd_is_local_label_name, \
4209 NAME##_get_lineno, \
4210 NAME##_find_nearest_line, \
4211 NAME##_bfd_make_debug_symbol, \
4212 NAME##_read_minisymbols, \
4213 NAME##_minisymbol_to_symbol
4214
4215 long (*_bfd_get_symtab_upper_bound) (bfd *);
4216 long (*_bfd_canonicalize_symtab)
4217 (bfd *, struct symbol_cache_entry **);
4218 struct symbol_cache_entry *
4219 (*_bfd_make_empty_symbol) (bfd *);
4220 void (*_bfd_print_symbol)
4221 (bfd *, void *, struct symbol_cache_entry *, bfd_print_symbol_type);
4222 #define bfd_print_symbol(b,p,s,e) BFD_SEND (b, _bfd_print_symbol, (b,p,s,e))
4223 void (*_bfd_get_symbol_info)
4224 (bfd *, struct symbol_cache_entry *, symbol_info *);
4225 #define bfd_get_symbol_info(b,p,e) BFD_SEND (b, _bfd_get_symbol_info, (b,p,e))
4226 bfd_boolean (*_bfd_is_local_label_name) (bfd *, const char *);
4227
4228 alent * (*_get_lineno) (bfd *, struct symbol_cache_entry *);
4229 bfd_boolean (*_bfd_find_nearest_line)
4230 (bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
4231 const char **, const char **, unsigned int *);
4232 /* Back-door to allow format-aware applications to create debug symbols
4233 while using BFD for everything else. Currently used by the assembler
4234 when creating COFF files. */
4235 asymbol * (*_bfd_make_debug_symbol)
4236 (bfd *, void *, unsigned long size);
4237 #define bfd_read_minisymbols(b, d, m, s) \
4238 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
4239 long (*_read_minisymbols)
4240 (bfd *, bfd_boolean, void **, unsigned int *);
4241 #define bfd_minisymbol_to_symbol(b, d, m, f) \
4242 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
4243 asymbol * (*_minisymbol_to_symbol)
4244 (bfd *, bfd_boolean, const void *, asymbol *);
4245
4246 /* Routines for relocs. */
4247 #define BFD_JUMP_TABLE_RELOCS(NAME) \
4248 NAME##_get_reloc_upper_bound, \
4249 NAME##_canonicalize_reloc, \
4250 NAME##_bfd_reloc_type_lookup
4251
4252 long (*_get_reloc_upper_bound) (bfd *, sec_ptr);
4253 long (*_bfd_canonicalize_reloc)
4254 (bfd *, sec_ptr, arelent **, struct symbol_cache_entry **);
4255 /* See documentation on reloc types. */
4256 reloc_howto_type *
4257 (*reloc_type_lookup) (bfd *, bfd_reloc_code_real_type);
4258
4259 /* Routines used when writing an object file. */
4260 #define BFD_JUMP_TABLE_WRITE(NAME) \
4261 NAME##_set_arch_mach, \
4262 NAME##_set_section_contents
4263
4264 bfd_boolean (*_bfd_set_arch_mach)
4265 (bfd *, enum bfd_architecture, unsigned long);
4266 bfd_boolean (*_bfd_set_section_contents)
4267 (bfd *, sec_ptr, void *, file_ptr, bfd_size_type);
4268
4269 /* Routines used by the linker. */
4270 #define BFD_JUMP_TABLE_LINK(NAME) \
4271 NAME##_sizeof_headers, \
4272 NAME##_bfd_get_relocated_section_contents, \
4273 NAME##_bfd_relax_section, \
4274 NAME##_bfd_link_hash_table_create, \
4275 NAME##_bfd_link_hash_table_free, \
4276 NAME##_bfd_link_add_symbols, \
4277 NAME##_bfd_link_just_syms, \
4278 NAME##_bfd_final_link, \
4279 NAME##_bfd_link_split_section, \
4280 NAME##_bfd_gc_sections, \
4281 NAME##_bfd_merge_sections, \
4282 NAME##_bfd_discard_group
4283
4284 int (*_bfd_sizeof_headers) (bfd *, bfd_boolean);
4285 bfd_byte * (*_bfd_get_relocated_section_contents)
4286 (bfd *, struct bfd_link_info *, struct bfd_link_order *,
4287 bfd_byte *, bfd_boolean, struct symbol_cache_entry **);
4288
4289 bfd_boolean (*_bfd_relax_section)
4290 (bfd *, struct sec *, struct bfd_link_info *, bfd_boolean *);
4291
4292 /* Create a hash table for the linker. Different backends store
4293 different information in this table. */
4294 struct bfd_link_hash_table *
4295 (*_bfd_link_hash_table_create) (bfd *);
4296
4297 /* Release the memory associated with the linker hash table. */
4298 void (*_bfd_link_hash_table_free) (struct bfd_link_hash_table *);
4299
4300 /* Add symbols from this object file into the hash table. */
4301 bfd_boolean (*_bfd_link_add_symbols) (bfd *, struct bfd_link_info *);
4302
4303 /* Indicate that we are only retrieving symbol values from this section. */
4304 void (*_bfd_link_just_syms) (asection *, struct bfd_link_info *);
4305
4306 /* Do a link based on the link_order structures attached to each
4307 section of the BFD. */
4308 bfd_boolean (*_bfd_final_link) (bfd *, struct bfd_link_info *);
4309
4310 /* Should this section be split up into smaller pieces during linking. */
4311 bfd_boolean (*_bfd_link_split_section) (bfd *, struct sec *);
4312
4313 /* Remove sections that are not referenced from the output. */
4314 bfd_boolean (*_bfd_gc_sections) (bfd *, struct bfd_link_info *);
4315
4316 /* Attempt to merge SEC_MERGE sections. */
4317 bfd_boolean (*_bfd_merge_sections) (bfd *, struct bfd_link_info *);
4318
4319 /* Discard members of a group. */
4320 bfd_boolean (*_bfd_discard_group) (bfd *, struct sec *);
4321
4322 /* Routines to handle dynamic symbols and relocs. */
4323 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4324 NAME##_get_dynamic_symtab_upper_bound, \
4325 NAME##_canonicalize_dynamic_symtab, \
4326 NAME##_get_dynamic_reloc_upper_bound, \
4327 NAME##_canonicalize_dynamic_reloc
4328
4329 /* Get the amount of memory required to hold the dynamic symbols. */
4330 long (*_bfd_get_dynamic_symtab_upper_bound) (bfd *);
4331 /* Read in the dynamic symbols. */
4332 long (*_bfd_canonicalize_dynamic_symtab)
4333 (bfd *, struct symbol_cache_entry **);
4334 /* Get the amount of memory required to hold the dynamic relocs. */
4335 long (*_bfd_get_dynamic_reloc_upper_bound) (bfd *);
4336 /* Read in the dynamic relocs. */
4337 long (*_bfd_canonicalize_dynamic_reloc)
4338 (bfd *, arelent **, struct symbol_cache_entry **);
4339
4340 /* Opposite endian version of this target. */
4341 const struct bfd_target * alternative_target;
4342
4343 /* Data for use by back-end routines, which isn't
4344 generic enough to belong in this structure. */
4345 const void *backend_data;
4346
4347 } bfd_target;
4348
4349 bfd_boolean bfd_set_default_target (const char *name);
4350
4351 const bfd_target *bfd_find_target (const char *target_name, bfd *abfd);
4352
4353 const char ** bfd_target_list (void);
4354
4355 const bfd_target *bfd_search_for_target
4356 (int (*search_func) (const bfd_target *, void *),
4357 void *);
4358
4359 /* Extracted from format.c. */
4360 bfd_boolean bfd_check_format (bfd *abfd, bfd_format format);
4361
4362 bfd_boolean bfd_check_format_matches
4363 (bfd *abfd, bfd_format format, char ***matching);
4364
4365 bfd_boolean bfd_set_format (bfd *abfd, bfd_format format);
4366
4367 const char *bfd_format_string (bfd_format format);
4368
4369 /* Extracted from linker.c. */
4370 bfd_boolean bfd_link_split_section (bfd *abfd, asection *sec);
4371
4372 #define bfd_link_split_section(abfd, sec) \
4373 BFD_SEND (abfd, _bfd_link_split_section, (abfd, sec))
4374
4375 /* Extracted from simple.c. */
4376 bfd_byte *bfd_simple_get_relocated_section_contents
4377 (bfd *abfd, asection *sec, bfd_byte *outbuf, asymbol **symbol_table);
4378
4379 #ifdef __cplusplus
4380 }
4381 #endif
4382 #endif