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[deliverable/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 "section.c", "archures.c", "reloc.c", "syms.c", "bfd.c", "archive.c",
4 "corefile.c", "targets.c" and "format.c".
5 Run "make headers" in your build bfd/ to regenerate. */
6
7 /* Main header file for the bfd library -- portable access to object files.
8 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
9 2000, 2001, 2002
10 Free Software Foundation, Inc.
11 Contributed by Cygnus Support.
12
13 This file is part of BFD, the Binary File Descriptor library.
14
15 This program is free software; you can redistribute it and/or modify
16 it under the terms of the GNU General Public License as published by
17 the Free Software Foundation; either version 2 of the License, or
18 (at your option) any later version.
19
20 This program is distributed in the hope that it will be useful,
21 but WITHOUT ANY WARRANTY; without even the implied warranty of
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 GNU General Public License for more details.
24
25 You should have received a copy of the GNU General Public License
26 along with this program; if not, write to the Free Software
27 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
28
29 #ifndef __BFD_H_SEEN__
30 #define __BFD_H_SEEN__
31
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35
36 #include "ansidecl.h"
37 #include "symcat.h"
38 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
39 #ifndef SABER
40 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
41 The problem is, "32_" is not a valid preprocessing token, and we don't
42 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
43 cause the inner CONCAT2 macros to be evaluated first, producing
44 still-valid pp-tokens. Then the final concatenation can be done. */
45 #undef CONCAT4
46 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
47 #endif
48 #endif
49
50 #define BFD_VERSION @bfd_version@
51 #define BFD_VERSION_DATE @bfd_version_date@
52 #define BFD_VERSION_STRING @bfd_version_string@
53
54 /* The word size used by BFD on the host. This may be 64 with a 32
55 bit target if the host is 64 bit, or if other 64 bit targets have
56 been selected with --enable-targets, or if --enable-64-bit-bfd. */
57 #define BFD_ARCH_SIZE @wordsize@
58
59 /* The word size of the default bfd target. */
60 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
61
62 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
63 #if @BFD_HOST_64_BIT_DEFINED@
64 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
65 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
66 #endif
67
68 #if BFD_ARCH_SIZE >= 64
69 #define BFD64
70 #endif
71
72 #ifndef INLINE
73 #if __GNUC__ >= 2
74 #define INLINE __inline__
75 #else
76 #define INLINE
77 #endif
78 #endif
79
80 /* Forward declaration. */
81 typedef struct _bfd bfd;
82
83 /* To squelch erroneous compiler warnings ("illegal pointer
84 combination") from the SVR3 compiler, we would like to typedef
85 boolean to int (it doesn't like functions which return boolean.
86 Making sure they are never implicitly declared to return int
87 doesn't seem to help). But this file is not configured based on
88 the host. */
89 /* General rules: functions which are boolean return true on success
90 and false on failure (unless they're a predicate). -- bfd.doc */
91 /* I'm sure this is going to break something and someone is going to
92 force me to change it. */
93 /* typedef enum boolean {false, true} boolean; */
94 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
95 /* It gets worse if the host also defines a true/false enum... -sts */
96 /* And even worse if your compiler has built-in boolean types... -law */
97 /* And even worse if your compiler provides a stdbool.h that conflicts
98 with these definitions... gcc 2.95 and later do. If so, it must
99 be included first. -drow */
100 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
101 #define TRUE_FALSE_ALREADY_DEFINED
102 #else
103 #if defined (__bool_true_false_are_defined)
104 /* We have <stdbool.h>. */
105 #define TRUE_FALSE_ALREADY_DEFINED
106 #endif
107 #endif
108 #ifdef MPW
109 /* Pre-emptive strike - get the file with the enum. */
110 #include <Types.h>
111 #define TRUE_FALSE_ALREADY_DEFINED
112 #endif /* MPW */
113 #ifndef TRUE_FALSE_ALREADY_DEFINED
114 typedef enum bfd_boolean {false, true} boolean;
115 #define BFD_TRUE_FALSE
116 #else
117 /* Use enum names that will appear nowhere else. */
118 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
119 #endif
120
121 /* Support for different sizes of target format ints and addresses.
122 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
123 set to 1 above. Otherwise, if gcc is being used, this code will
124 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
125 defined above. */
126
127 #ifndef BFD_HOST_64_BIT
128 # if BFD_HOST_64BIT_LONG
129 # define BFD_HOST_64_BIT long
130 # define BFD_HOST_U_64_BIT unsigned long
131 # else
132 # ifdef __GNUC__
133 # if __GNUC__ >= 2
134 # define BFD_HOST_64_BIT long long
135 # define BFD_HOST_U_64_BIT unsigned long long
136 # endif /* __GNUC__ >= 2 */
137 # endif /* ! defined (__GNUC__) */
138 # endif /* ! BFD_HOST_64BIT_LONG */
139 #endif /* ! defined (BFD_HOST_64_BIT) */
140
141 #ifdef BFD64
142
143 #ifndef BFD_HOST_64_BIT
144 #error No 64 bit integer type available
145 #endif /* ! defined (BFD_HOST_64_BIT) */
146
147 typedef BFD_HOST_U_64_BIT bfd_vma;
148 typedef BFD_HOST_64_BIT bfd_signed_vma;
149 typedef BFD_HOST_U_64_BIT bfd_size_type;
150 typedef BFD_HOST_U_64_BIT symvalue;
151
152 #ifndef fprintf_vma
153 #if BFD_HOST_64BIT_LONG
154 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
155 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
156 #else
157 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
158 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
159 #define fprintf_vma(s,x) \
160 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
161 #define sprintf_vma(s,x) \
162 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
163 #endif
164 #endif
165
166 #else /* not BFD64 */
167
168 /* Represent a target address. Also used as a generic unsigned type
169 which is guaranteed to be big enough to hold any arithmetic types
170 we need to deal with. */
171 typedef unsigned long bfd_vma;
172
173 /* A generic signed type which is guaranteed to be big enough to hold any
174 arithmetic types we need to deal with. Can be assumed to be compatible
175 with bfd_vma in the same way that signed and unsigned ints are compatible
176 (as parameters, in assignment, etc). */
177 typedef long bfd_signed_vma;
178
179 typedef unsigned long symvalue;
180 typedef unsigned long bfd_size_type;
181
182 /* Print a bfd_vma x on stream s. */
183 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
184 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
185
186 #endif /* not BFD64 */
187
188 /* A pointer to a position in a file. */
189 /* FIXME: This should be using off_t from <sys/types.h>.
190 For now, try to avoid breaking stuff by not including <sys/types.h> here.
191 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
192 Probably the best long-term answer is to avoid using file_ptr AND off_t
193 in this header file, and to handle this in the BFD implementation
194 rather than in its interface. */
195 /* typedef off_t file_ptr; */
196 typedef bfd_signed_vma file_ptr;
197 typedef bfd_vma ufile_ptr;
198
199 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
200 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
201
202 #define printf_vma(x) fprintf_vma(stdout,x)
203 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
204
205 typedef unsigned int flagword; /* 32 bits of flags */
206 typedef unsigned char bfd_byte;
207 \f
208 /* File formats. */
209
210 typedef enum bfd_format
211 {
212 bfd_unknown = 0, /* File format is unknown. */
213 bfd_object, /* Linker/assember/compiler output. */
214 bfd_archive, /* Object archive file. */
215 bfd_core, /* Core dump. */
216 bfd_type_end /* Marks the end; don't use it! */
217 }
218 bfd_format;
219
220 /* Values that may appear in the flags field of a BFD. These also
221 appear in the object_flags field of the bfd_target structure, where
222 they indicate the set of flags used by that backend (not all flags
223 are meaningful for all object file formats) (FIXME: at the moment,
224 the object_flags values have mostly just been copied from backend
225 to another, and are not necessarily correct). */
226
227 /* No flags. */
228 #define BFD_NO_FLAGS 0x00
229
230 /* BFD contains relocation entries. */
231 #define HAS_RELOC 0x01
232
233 /* BFD is directly executable. */
234 #define EXEC_P 0x02
235
236 /* BFD has line number information (basically used for F_LNNO in a
237 COFF header). */
238 #define HAS_LINENO 0x04
239
240 /* BFD has debugging information. */
241 #define HAS_DEBUG 0x08
242
243 /* BFD has symbols. */
244 #define HAS_SYMS 0x10
245
246 /* BFD has local symbols (basically used for F_LSYMS in a COFF
247 header). */
248 #define HAS_LOCALS 0x20
249
250 /* BFD is a dynamic object. */
251 #define DYNAMIC 0x40
252
253 /* Text section is write protected (if D_PAGED is not set, this is
254 like an a.out NMAGIC file) (the linker sets this by default, but
255 clears it for -r or -N). */
256 #define WP_TEXT 0x80
257
258 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
259 linker sets this by default, but clears it for -r or -n or -N). */
260 #define D_PAGED 0x100
261
262 /* BFD is relaxable (this means that bfd_relax_section may be able to
263 do something) (sometimes bfd_relax_section can do something even if
264 this is not set). */
265 #define BFD_IS_RELAXABLE 0x200
266
267 /* This may be set before writing out a BFD to request using a
268 traditional format. For example, this is used to request that when
269 writing out an a.out object the symbols not be hashed to eliminate
270 duplicates. */
271 #define BFD_TRADITIONAL_FORMAT 0x400
272
273 /* This flag indicates that the BFD contents are actually cached in
274 memory. If this is set, iostream points to a bfd_in_memory struct. */
275 #define BFD_IN_MEMORY 0x800
276 \f
277 /* Symbols and relocation. */
278
279 /* A count of carsyms (canonical archive symbols). */
280 typedef unsigned long symindex;
281
282 /* How to perform a relocation. */
283 typedef const struct reloc_howto_struct reloc_howto_type;
284
285 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
286
287 /* General purpose part of a symbol X;
288 target specific parts are in libcoff.h, libaout.h, etc. */
289
290 #define bfd_get_section(x) ((x)->section)
291 #define bfd_get_output_section(x) ((x)->section->output_section)
292 #define bfd_set_section(x,y) ((x)->section) = (y)
293 #define bfd_asymbol_base(x) ((x)->section->vma)
294 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
295 #define bfd_asymbol_name(x) ((x)->name)
296 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
297 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
298 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
299
300 /* A canonical archive symbol. */
301 /* This is a type pun with struct ranlib on purpose! */
302 typedef struct carsym
303 {
304 char *name;
305 file_ptr file_offset; /* Look here to find the file. */
306 }
307 carsym; /* To make these you call a carsymogen. */
308
309 /* Used in generating armaps (archive tables of contents).
310 Perhaps just a forward definition would do? */
311 struct orl /* Output ranlib. */
312 {
313 char **name; /* Symbol name. */
314 union
315 {
316 file_ptr pos;
317 bfd *abfd;
318 } u; /* bfd* or file position. */
319 int namidx; /* Index into string table. */
320 };
321 \f
322 /* Linenumber stuff. */
323 typedef struct lineno_cache_entry
324 {
325 unsigned int line_number; /* Linenumber from start of function. */
326 union
327 {
328 struct symbol_cache_entry *sym; /* Function name. */
329 bfd_vma offset; /* Offset into section. */
330 } u;
331 }
332 alent;
333 \f
334 /* Object and core file sections. */
335
336 #define align_power(addr, align) \
337 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
338
339 typedef struct sec *sec_ptr;
340
341 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
342 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
343 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
344 #define bfd_section_name(bfd, ptr) ((ptr)->name)
345 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
346 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
347 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
348 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
349 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
350 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
351
352 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
353
354 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
355 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
356 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
357
358 typedef struct stat stat_type;
359 \f
360 typedef enum bfd_print_symbol
361 {
362 bfd_print_symbol_name,
363 bfd_print_symbol_more,
364 bfd_print_symbol_all
365 } bfd_print_symbol_type;
366
367 /* Information about a symbol that nm needs. */
368
369 typedef struct _symbol_info
370 {
371 symvalue value;
372 char type;
373 const char *name; /* Symbol name. */
374 unsigned char stab_type; /* Stab type. */
375 char stab_other; /* Stab other. */
376 short stab_desc; /* Stab desc. */
377 const char *stab_name; /* String for stab type. */
378 } symbol_info;
379
380 /* Get the name of a stabs type code. */
381
382 extern const char *bfd_get_stab_name PARAMS ((int));
383 \f
384 /* Hash table routines. There is no way to free up a hash table. */
385
386 /* An element in the hash table. Most uses will actually use a larger
387 structure, and an instance of this will be the first field. */
388
389 struct bfd_hash_entry
390 {
391 /* Next entry for this hash code. */
392 struct bfd_hash_entry *next;
393 /* String being hashed. */
394 const char *string;
395 /* Hash code. This is the full hash code, not the index into the
396 table. */
397 unsigned long hash;
398 };
399
400 /* A hash table. */
401
402 struct bfd_hash_table
403 {
404 /* The hash array. */
405 struct bfd_hash_entry **table;
406 /* The number of slots in the hash table. */
407 unsigned int size;
408 /* A function used to create new elements in the hash table. The
409 first entry is itself a pointer to an element. When this
410 function is first invoked, this pointer will be NULL. However,
411 having the pointer permits a hierarchy of method functions to be
412 built each of which calls the function in the superclass. Thus
413 each function should be written to allocate a new block of memory
414 only if the argument is NULL. */
415 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
416 struct bfd_hash_table *,
417 const char *));
418 /* An objalloc for this hash table. This is a struct objalloc *,
419 but we use PTR to avoid requiring the inclusion of objalloc.h. */
420 PTR memory;
421 };
422
423 /* Initialize a hash table. */
424 extern boolean bfd_hash_table_init
425 PARAMS ((struct bfd_hash_table *,
426 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
427 struct bfd_hash_table *,
428 const char *)));
429
430 /* Initialize a hash table specifying a size. */
431 extern boolean bfd_hash_table_init_n
432 PARAMS ((struct bfd_hash_table *,
433 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
434 struct bfd_hash_table *,
435 const char *),
436 unsigned int size));
437
438 /* Free up a hash table. */
439 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
440
441 /* Look up a string in a hash table. If CREATE is true, a new entry
442 will be created for this string if one does not already exist. The
443 COPY argument must be true if this routine should copy the string
444 into newly allocated memory when adding an entry. */
445 extern struct bfd_hash_entry *bfd_hash_lookup
446 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
447 boolean copy));
448
449 /* Replace an entry in a hash table. */
450 extern void bfd_hash_replace
451 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
452 struct bfd_hash_entry *nw));
453
454 /* Base method for creating a hash table entry. */
455 extern struct bfd_hash_entry *bfd_hash_newfunc
456 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
457 const char *));
458
459 /* Grab some space for a hash table entry. */
460 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
461 unsigned int));
462
463 /* Traverse a hash table in a random order, calling a function on each
464 element. If the function returns false, the traversal stops. The
465 INFO argument is passed to the function. */
466 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
467 boolean (*) (struct bfd_hash_entry *,
468 PTR),
469 PTR info));
470
471 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
472
473 /* User program access to BFD facilities. */
474
475 /* Direct I/O routines, for programs which know more about the object
476 file than BFD does. Use higher level routines if possible. */
477
478 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
479 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
480 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
481 extern ufile_ptr bfd_tell PARAMS ((bfd *));
482 extern int bfd_flush PARAMS ((bfd *));
483 extern int bfd_stat PARAMS ((bfd *, struct stat *));
484
485 /* Deprecated old routines. */
486 #if __GNUC__
487 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
488 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
489 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
490 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
491 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
492 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
493 #else
494 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
495 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
496 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
497 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
498 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
499 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
500 #endif
501 extern void warn_deprecated
502 PARAMS ((const char *, const char *, int, const char *));
503
504 /* Cast from const char * to char * so that caller can assign to
505 a char * without a warning. */
506 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
507 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
508 #define bfd_get_format(abfd) ((abfd)->format)
509 #define bfd_get_target(abfd) ((abfd)->xvec->name)
510 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
511 #define bfd_family_coff(abfd) \
512 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
513 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
514 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
515 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
516 #define bfd_header_big_endian(abfd) \
517 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
518 #define bfd_header_little_endian(abfd) \
519 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
520 #define bfd_get_file_flags(abfd) ((abfd)->flags)
521 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
522 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
523 #define bfd_my_archive(abfd) ((abfd)->my_archive)
524 #define bfd_has_map(abfd) ((abfd)->has_armap)
525
526 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
527 #define bfd_usrdata(abfd) ((abfd)->usrdata)
528
529 #define bfd_get_start_address(abfd) ((abfd)->start_address)
530 #define bfd_get_symcount(abfd) ((abfd)->symcount)
531 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
532 #define bfd_count_sections(abfd) ((abfd)->section_count)
533
534 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
535
536 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
537
538 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
539 /* NB: This declaration should match the autogenerated one in libbfd.h. */
540
541 extern boolean bfd_record_phdr
542 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
543 boolean, boolean, unsigned int, struct sec **));
544
545 /* Byte swapping routines. */
546
547 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
548 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
549 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
550 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
551 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
552 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
553 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
554 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
555 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
556 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
557 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
558 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
559 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
560 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
561 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
562 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
563 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
564 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
565
566 /* Byte swapping routines which take size and endiannes as arguments. */
567
568 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
569 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
570 \f
571 /* Externally visible ECOFF routines. */
572
573 #if defined(__STDC__) || defined(ALMOST_STDC)
574 struct ecoff_debug_info;
575 struct ecoff_debug_swap;
576 struct ecoff_extr;
577 struct symbol_cache_entry;
578 struct bfd_link_info;
579 struct bfd_link_hash_entry;
580 struct bfd_elf_version_tree;
581 #endif
582 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
583 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
584 extern boolean bfd_ecoff_set_regmasks
585 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
586 unsigned long *cprmask));
587 extern PTR bfd_ecoff_debug_init
588 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
589 const struct ecoff_debug_swap *output_swap,
590 struct bfd_link_info *));
591 extern void bfd_ecoff_debug_free
592 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
593 const struct ecoff_debug_swap *output_swap,
594 struct bfd_link_info *));
595 extern boolean bfd_ecoff_debug_accumulate
596 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
597 const struct ecoff_debug_swap *output_swap,
598 bfd *input_bfd, struct ecoff_debug_info *input_debug,
599 const struct ecoff_debug_swap *input_swap,
600 struct bfd_link_info *));
601 extern boolean bfd_ecoff_debug_accumulate_other
602 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
603 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
604 struct bfd_link_info *));
605 extern boolean bfd_ecoff_debug_externals
606 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
607 const struct ecoff_debug_swap *swap,
608 boolean relocateable,
609 boolean (*get_extr) (struct symbol_cache_entry *,
610 struct ecoff_extr *),
611 void (*set_index) (struct symbol_cache_entry *,
612 bfd_size_type)));
613 extern boolean bfd_ecoff_debug_one_external
614 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
615 const struct ecoff_debug_swap *swap,
616 const char *name, struct ecoff_extr *esym));
617 extern bfd_size_type bfd_ecoff_debug_size
618 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
619 const struct ecoff_debug_swap *swap));
620 extern boolean bfd_ecoff_write_debug
621 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
622 const struct ecoff_debug_swap *swap, file_ptr where));
623 extern boolean bfd_ecoff_write_accumulated_debug
624 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
625 const struct ecoff_debug_swap *swap,
626 struct bfd_link_info *info, file_ptr where));
627 extern boolean bfd_mips_ecoff_create_embedded_relocs
628 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
629 char **));
630
631 /* Externally visible ELF routines. */
632
633 struct bfd_link_needed_list
634 {
635 struct bfd_link_needed_list *next;
636 bfd *by;
637 const char *name;
638 };
639
640 extern boolean bfd_elf32_record_link_assignment
641 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
642 extern boolean bfd_elf64_record_link_assignment
643 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
644 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
645 PARAMS ((bfd *, struct bfd_link_info *));
646 extern boolean bfd_elf_get_bfd_needed_list
647 PARAMS ((bfd *, struct bfd_link_needed_list **));
648 extern boolean bfd_elf32_size_dynamic_sections
649 PARAMS ((bfd *, const char *, const char *, const char *,
650 const char * const *, struct bfd_link_info *, struct sec **,
651 struct bfd_elf_version_tree *));
652 extern boolean bfd_elf64_size_dynamic_sections
653 PARAMS ((bfd *, const char *, const char *, const char *,
654 const char * const *, struct bfd_link_info *, struct sec **,
655 struct bfd_elf_version_tree *));
656 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
657 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
658 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
659 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
660 PARAMS ((bfd *, struct bfd_link_info *));
661 extern boolean bfd_elf32_discard_info
662 PARAMS ((bfd *, struct bfd_link_info *));
663 extern boolean bfd_elf64_discard_info
664 PARAMS ((bfd *, struct bfd_link_info *));
665
666 /* Return an upper bound on the number of bytes required to store a
667 copy of ABFD's program header table entries. Return -1 if an error
668 occurs; bfd_get_error will return an appropriate code. */
669 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
670
671 /* Copy ABFD's program header table entries to *PHDRS. The entries
672 will be stored as an array of Elf_Internal_Phdr structures, as
673 defined in include/elf/internal.h. To find out how large the
674 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
675
676 Return the number of program header table entries read, or -1 if an
677 error occurs; bfd_get_error will return an appropriate code. */
678 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
679
680 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
681 extern int bfd_get_arch_size PARAMS ((bfd *));
682
683 /* Return true if address "naturally" sign extends, or -1 if not elf. */
684 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
685
686 extern boolean bfd_m68k_elf32_create_embedded_relocs
687 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
688 char **));
689 extern boolean bfd_mips_elf32_create_embedded_relocs
690 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
691 char **));
692
693 /* SunOS shared library support routines for the linker. */
694
695 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
696 PARAMS ((bfd *, struct bfd_link_info *));
697 extern boolean bfd_sunos_record_link_assignment
698 PARAMS ((bfd *, struct bfd_link_info *, const char *));
699 extern boolean bfd_sunos_size_dynamic_sections
700 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
701 struct sec **));
702
703 /* Linux shared library support routines for the linker. */
704
705 extern boolean bfd_i386linux_size_dynamic_sections
706 PARAMS ((bfd *, struct bfd_link_info *));
707 extern boolean bfd_m68klinux_size_dynamic_sections
708 PARAMS ((bfd *, struct bfd_link_info *));
709 extern boolean bfd_sparclinux_size_dynamic_sections
710 PARAMS ((bfd *, struct bfd_link_info *));
711
712 /* mmap hacks */
713
714 struct _bfd_window_internal;
715 typedef struct _bfd_window_internal bfd_window_internal;
716
717 typedef struct _bfd_window
718 {
719 /* What the user asked for. */
720 PTR data;
721 bfd_size_type size;
722 /* The actual window used by BFD. Small user-requested read-only
723 regions sharing a page may share a single window into the object
724 file. Read-write versions shouldn't until I've fixed things to
725 keep track of which portions have been claimed by the
726 application; don't want to give the same region back when the
727 application wants two writable copies! */
728 struct _bfd_window_internal *i;
729 }
730 bfd_window;
731
732 extern void bfd_init_window PARAMS ((bfd_window *));
733 extern void bfd_free_window PARAMS ((bfd_window *));
734 extern boolean bfd_get_file_window
735 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
736
737 /* XCOFF support routines for the linker. */
738
739 extern boolean bfd_xcoff_link_record_set
740 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
741 bfd_size_type));
742 extern boolean bfd_xcoff_import_symbol
743 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
744 bfd_vma, const char *, const char *, const char *, unsigned int));
745 extern boolean bfd_xcoff_export_symbol
746 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
747 extern boolean bfd_xcoff_link_count_reloc
748 PARAMS ((bfd *, struct bfd_link_info *, const char *));
749 extern boolean bfd_xcoff_record_link_assignment
750 PARAMS ((bfd *, struct bfd_link_info *, const char *));
751 extern boolean bfd_xcoff_size_dynamic_sections
752 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
753 unsigned long, unsigned long, unsigned long, boolean,
754 int, boolean, boolean, struct sec **, boolean));
755 extern boolean bfd_xcoff_link_generate_rtinit
756 PARAMS ((bfd *, const char *, const char *, boolean));
757
758 /* XCOFF support routines for ar. */
759 extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((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 boolean bfd_coff_get_syment
769 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
770
771 extern boolean bfd_coff_get_auxent
772 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
773
774 extern boolean bfd_coff_set_symbol_class
775 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
776
777 extern boolean bfd_m68k_coff_create_embedded_relocs
778 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
779 char **));
780
781 /* ARM Interworking support. Called from linker. */
782 extern boolean bfd_arm_allocate_interworking_sections
783 PARAMS ((struct bfd_link_info *));
784
785 extern boolean bfd_arm_process_before_allocation
786 PARAMS ((bfd *, struct bfd_link_info *, int));
787
788 extern boolean bfd_arm_get_bfd_for_interworking
789 PARAMS ((bfd *, struct bfd_link_info *));
790
791 /* PE ARM Interworking support. Called from linker. */
792 extern boolean bfd_arm_pe_allocate_interworking_sections
793 PARAMS ((struct bfd_link_info *));
794
795 extern boolean bfd_arm_pe_process_before_allocation
796 PARAMS ((bfd *, struct bfd_link_info *, int));
797
798 extern boolean bfd_arm_pe_get_bfd_for_interworking
799 PARAMS ((bfd *, struct bfd_link_info *));
800
801 /* ELF ARM Interworking support. Called from linker. */
802 extern boolean bfd_elf32_arm_allocate_interworking_sections
803 PARAMS ((struct bfd_link_info *));
804
805 extern boolean bfd_elf32_arm_process_before_allocation
806 PARAMS ((bfd *, struct bfd_link_info *, int));
807
808 extern boolean bfd_elf32_arm_get_bfd_for_interworking
809 PARAMS ((bfd *, struct bfd_link_info *));
810
811 /* TI COFF load page support. */
812 extern void bfd_ticoff_set_section_load_page
813 PARAMS ((struct sec *, int));
814
815 extern int bfd_ticoff_get_section_load_page
816 PARAMS ((struct sec *));
817
818 /* And more from the source. */
819 void
820 bfd_init PARAMS ((void));
821
822 bfd *
823 bfd_openr PARAMS ((const char *filename, const char *target));
824
825 bfd *
826 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
827
828 bfd *
829 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
830
831 bfd *
832 bfd_openw PARAMS ((const char *filename, const char *target));
833
834 boolean
835 bfd_close PARAMS ((bfd *abfd));
836
837 boolean
838 bfd_close_all_done PARAMS ((bfd *));
839
840 bfd *
841 bfd_create PARAMS ((const char *filename, bfd *templ));
842
843 boolean
844 bfd_make_writable PARAMS ((bfd *abfd));
845
846 boolean
847 bfd_make_readable PARAMS ((bfd *abfd));
848
849
850 /* Byte swapping macros for user section data. */
851
852 #define bfd_put_8(abfd, val, ptr) \
853 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
854 #define bfd_put_signed_8 \
855 bfd_put_8
856 #define bfd_get_8(abfd, ptr) \
857 (*(unsigned char *) (ptr) & 0xff)
858 #define bfd_get_signed_8(abfd, ptr) \
859 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
860
861 #define bfd_put_16(abfd, val, ptr) \
862 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
863 #define bfd_put_signed_16 \
864 bfd_put_16
865 #define bfd_get_16(abfd, ptr) \
866 BFD_SEND(abfd, bfd_getx16, (ptr))
867 #define bfd_get_signed_16(abfd, ptr) \
868 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
869
870 #define bfd_put_32(abfd, val, ptr) \
871 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
872 #define bfd_put_signed_32 \
873 bfd_put_32
874 #define bfd_get_32(abfd, ptr) \
875 BFD_SEND(abfd, bfd_getx32, (ptr))
876 #define bfd_get_signed_32(abfd, ptr) \
877 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
878
879 #define bfd_put_64(abfd, val, ptr) \
880 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
881 #define bfd_put_signed_64 \
882 bfd_put_64
883 #define bfd_get_64(abfd, ptr) \
884 BFD_SEND(abfd, bfd_getx64, (ptr))
885 #define bfd_get_signed_64(abfd, ptr) \
886 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
887
888 #define bfd_get(bits, abfd, ptr) \
889 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
890 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
891 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
892 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
893 : (abort (), (bfd_vma) - 1))
894
895 #define bfd_put(bits, abfd, val, ptr) \
896 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
897 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
898 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
899 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
900 : (abort (), (void) 0))
901
902
903 /* Byte swapping macros for file header data. */
904
905 #define bfd_h_put_8(abfd, val, ptr) \
906 bfd_put_8 (abfd, val, ptr)
907 #define bfd_h_put_signed_8(abfd, val, ptr) \
908 bfd_put_8 (abfd, val, ptr)
909 #define bfd_h_get_8(abfd, ptr) \
910 bfd_get_8 (abfd, ptr)
911 #define bfd_h_get_signed_8(abfd, ptr) \
912 bfd_get_signed_8 (abfd, ptr)
913
914 #define bfd_h_put_16(abfd, val, ptr) \
915 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
916 #define bfd_h_put_signed_16 \
917 bfd_h_put_16
918 #define bfd_h_get_16(abfd, ptr) \
919 BFD_SEND (abfd, bfd_h_getx16, (ptr))
920 #define bfd_h_get_signed_16(abfd, ptr) \
921 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
922
923 #define bfd_h_put_32(abfd, val, ptr) \
924 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
925 #define bfd_h_put_signed_32 \
926 bfd_h_put_32
927 #define bfd_h_get_32(abfd, ptr) \
928 BFD_SEND (abfd, bfd_h_getx32, (ptr))
929 #define bfd_h_get_signed_32(abfd, ptr) \
930 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
931
932 #define bfd_h_put_64(abfd, val, ptr) \
933 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
934 #define bfd_h_put_signed_64 \
935 bfd_h_put_64
936 #define bfd_h_get_64(abfd, ptr) \
937 BFD_SEND (abfd, bfd_h_getx64, (ptr))
938 #define bfd_h_get_signed_64(abfd, ptr) \
939 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
940
941 /* Refinements on the above, which should eventually go away. Save
942 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
943
944 #define H_PUT_64(abfd, val, where) \
945 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
946
947 #define H_PUT_32(abfd, val, where) \
948 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
949
950 #define H_PUT_16(abfd, val, where) \
951 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
952
953 #define H_PUT_8 bfd_h_put_8
954
955 #define H_PUT_S64(abfd, val, where) \
956 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
957
958 #define H_PUT_S32(abfd, val, where) \
959 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
960
961 #define H_PUT_S16(abfd, val, where) \
962 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
963
964 #define H_PUT_S8 bfd_h_put_signed_8
965
966 #define H_GET_64(abfd, where) \
967 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
968
969 #define H_GET_32(abfd, where) \
970 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
971
972 #define H_GET_16(abfd, where) \
973 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
974
975 #define H_GET_8 bfd_h_get_8
976
977 #define H_GET_S64(abfd, where) \
978 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
979
980 #define H_GET_S32(abfd, where) \
981 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
982
983 #define H_GET_S16(abfd, where) \
984 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
985
986 #define H_GET_S8 bfd_h_get_signed_8
987
988
989 /* This structure is used for a comdat section, as in PE. A comdat
990 section is associated with a particular symbol. When the linker
991 sees a comdat section, it keeps only one of the sections with a
992 given name and associated with a given symbol. */
993
994 struct bfd_comdat_info
995 {
996 /* The name of the symbol associated with a comdat section. */
997 const char *name;
998
999 /* The local symbol table index of the symbol associated with a
1000 comdat section. This is only meaningful to the object file format
1001 specific code; it is not an index into the list returned by
1002 bfd_canonicalize_symtab. */
1003 long symbol;
1004 };
1005
1006 typedef struct sec
1007 {
1008 /* The name of the section; the name isn't a copy, the pointer is
1009 the same as that passed to bfd_make_section. */
1010 const char *name;
1011
1012 /* A unique sequence number. */
1013 int id;
1014
1015 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1016 int index;
1017
1018 /* The next section in the list belonging to the BFD, or NULL. */
1019 struct sec *next;
1020
1021 /* The field flags contains attributes of the section. Some
1022 flags are read in from the object file, and some are
1023 synthesized from other information. */
1024 flagword flags;
1025
1026 #define SEC_NO_FLAGS 0x000
1027
1028 /* Tells the OS to allocate space for this section when loading.
1029 This is clear for a section containing debug information only. */
1030 #define SEC_ALLOC 0x001
1031
1032 /* Tells the OS to load the section from the file when loading.
1033 This is clear for a .bss section. */
1034 #define SEC_LOAD 0x002
1035
1036 /* The section contains data still to be relocated, so there is
1037 some relocation information too. */
1038 #define SEC_RELOC 0x004
1039
1040 /* ELF reserves 4 processor specific bits and 8 operating system
1041 specific bits in sh_flags; at present we can get away with just
1042 one in communicating between the assembler and BFD, but this
1043 isn't a good long-term solution. */
1044 #define SEC_ARCH_BIT_0 0x008
1045
1046 /* A signal to the OS that the section contains read only data. */
1047 #define SEC_READONLY 0x010
1048
1049 /* The section contains code only. */
1050 #define SEC_CODE 0x020
1051
1052 /* The section contains data only. */
1053 #define SEC_DATA 0x040
1054
1055 /* The section will reside in ROM. */
1056 #define SEC_ROM 0x080
1057
1058 /* The section contains constructor information. This section
1059 type is used by the linker to create lists of constructors and
1060 destructors used by <<g++>>. When a back end sees a symbol
1061 which should be used in a constructor list, it creates a new
1062 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1063 the symbol to it, and builds a relocation. To build the lists
1064 of constructors, all the linker has to do is catenate all the
1065 sections called <<__CTOR_LIST__>> and relocate the data
1066 contained within - exactly the operations it would peform on
1067 standard data. */
1068 #define SEC_CONSTRUCTOR 0x100
1069
1070 /* The section is a constructor, and should be placed at the
1071 end of the text, data, or bss section(?). */
1072 #define SEC_CONSTRUCTOR_TEXT 0x1100
1073 #define SEC_CONSTRUCTOR_DATA 0x2100
1074 #define SEC_CONSTRUCTOR_BSS 0x3100
1075
1076 /* The section has contents - a data section could be
1077 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1078 <<SEC_HAS_CONTENTS>> */
1079 #define SEC_HAS_CONTENTS 0x200
1080
1081 /* An instruction to the linker to not output the section
1082 even if it has information which would normally be written. */
1083 #define SEC_NEVER_LOAD 0x400
1084
1085 /* The section is a COFF shared library section. This flag is
1086 only for the linker. If this type of section appears in
1087 the input file, the linker must copy it to the output file
1088 without changing the vma or size. FIXME: Although this
1089 was originally intended to be general, it really is COFF
1090 specific (and the flag was renamed to indicate this). It
1091 might be cleaner to have some more general mechanism to
1092 allow the back end to control what the linker does with
1093 sections. */
1094 #define SEC_COFF_SHARED_LIBRARY 0x800
1095
1096 /* The section has GOT references. This flag is only for the
1097 linker, and is currently only used by the elf32-hppa back end.
1098 It will be set if global offset table references were detected
1099 in this section, which indicate to the linker that the section
1100 contains PIC code, and must be handled specially when doing a
1101 static link. */
1102 #define SEC_HAS_GOT_REF 0x4000
1103
1104 /* The section contains common symbols (symbols may be defined
1105 multiple times, the value of a symbol is the amount of
1106 space it requires, and the largest symbol value is the one
1107 used). Most targets have exactly one of these (which we
1108 translate to bfd_com_section_ptr), but ECOFF has two. */
1109 #define SEC_IS_COMMON 0x8000
1110
1111 /* The section contains only debugging information. For
1112 example, this is set for ELF .debug and .stab sections.
1113 strip tests this flag to see if a section can be
1114 discarded. */
1115 #define SEC_DEBUGGING 0x10000
1116
1117 /* The contents of this section are held in memory pointed to
1118 by the contents field. This is checked by bfd_get_section_contents,
1119 and the data is retrieved from memory if appropriate. */
1120 #define SEC_IN_MEMORY 0x20000
1121
1122 /* The contents of this section are to be excluded by the
1123 linker for executable and shared objects unless those
1124 objects are to be further relocated. */
1125 #define SEC_EXCLUDE 0x40000
1126
1127 /* The contents of this section are to be sorted based on the sum of
1128 the symbol and addend values specified by the associated relocation
1129 entries. Entries without associated relocation entries will be
1130 appended to the end of the section in an unspecified order. */
1131 #define SEC_SORT_ENTRIES 0x80000
1132
1133 /* When linking, duplicate sections of the same name should be
1134 discarded, rather than being combined into a single section as
1135 is usually done. This is similar to how common symbols are
1136 handled. See SEC_LINK_DUPLICATES below. */
1137 #define SEC_LINK_ONCE 0x100000
1138
1139 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1140 should handle duplicate sections. */
1141 #define SEC_LINK_DUPLICATES 0x600000
1142
1143 /* This value for SEC_LINK_DUPLICATES means that duplicate
1144 sections with the same name should simply be discarded. */
1145 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1146
1147 /* This value for SEC_LINK_DUPLICATES means that the linker
1148 should warn if there are any duplicate sections, although
1149 it should still only link one copy. */
1150 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1151
1152 /* This value for SEC_LINK_DUPLICATES means that the linker
1153 should warn if any duplicate sections are a different size. */
1154 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1155
1156 /* This value for SEC_LINK_DUPLICATES means that the linker
1157 should warn if any duplicate sections contain different
1158 contents. */
1159 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1160
1161 /* This section was created by the linker as part of dynamic
1162 relocation or other arcane processing. It is skipped when
1163 going through the first-pass output, trusting that someone
1164 else up the line will take care of it later. */
1165 #define SEC_LINKER_CREATED 0x800000
1166
1167 /* This section should not be subject to garbage collection. */
1168 #define SEC_KEEP 0x1000000
1169
1170 /* This section contains "short" data, and should be placed
1171 "near" the GP. */
1172 #define SEC_SMALL_DATA 0x2000000
1173
1174 /* This section contains data which may be shared with other
1175 executables or shared objects. */
1176 #define SEC_SHARED 0x4000000
1177
1178 /* When a section with this flag is being linked, then if the size of
1179 the input section is less than a page, it should not cross a page
1180 boundary. If the size of the input section is one page or more, it
1181 should be aligned on a page boundary. */
1182 #define SEC_BLOCK 0x8000000
1183
1184 /* Conditionally link this section; do not link if there are no
1185 references found to any symbol in the section. */
1186 #define SEC_CLINK 0x10000000
1187
1188 /* Attempt to merge identical entities in the section.
1189 Entity size is given in the entsize field. */
1190 #define SEC_MERGE 0x20000000
1191
1192 /* If given with SEC_MERGE, entities to merge are zero terminated
1193 strings where entsize specifies character size instead of fixed
1194 size entries. */
1195 #define SEC_STRINGS 0x40000000
1196
1197 /* This section contains data about section groups. */
1198 #define SEC_GROUP 0x80000000
1199
1200 /* End of section flags. */
1201
1202 /* Some internal packed boolean fields. */
1203
1204 /* See the vma field. */
1205 unsigned int user_set_vma : 1;
1206
1207 /* Whether relocations have been processed. */
1208 unsigned int reloc_done : 1;
1209
1210 /* A mark flag used by some of the linker backends. */
1211 unsigned int linker_mark : 1;
1212
1213 /* Another mark flag used by some of the linker backends. Set for
1214 output sections that have an input section. */
1215 unsigned int linker_has_input : 1;
1216
1217 /* A mark flag used by some linker backends for garbage collection. */
1218 unsigned int gc_mark : 1;
1219
1220 /* Used by the ELF code to mark sections which have been allocated
1221 to segments. */
1222 unsigned int segment_mark : 1;
1223
1224 /* End of internal packed boolean fields. */
1225
1226 /* The virtual memory address of the section - where it will be
1227 at run time. The symbols are relocated against this. The
1228 user_set_vma flag is maintained by bfd; if it's not set, the
1229 backend can assign addresses (for example, in <<a.out>>, where
1230 the default address for <<.data>> is dependent on the specific
1231 target and various flags). */
1232 bfd_vma vma;
1233
1234 /* The load address of the section - where it would be in a
1235 rom image; really only used for writing section header
1236 information. */
1237 bfd_vma lma;
1238
1239 /* The size of the section in octets, as it will be output.
1240 Contains a value even if the section has no contents (e.g., the
1241 size of <<.bss>>). This will be filled in after relocation. */
1242 bfd_size_type _cooked_size;
1243
1244 /* The original size on disk of the section, in octets. Normally this
1245 value is the same as the size, but if some relaxing has
1246 been done, then this value will be bigger. */
1247 bfd_size_type _raw_size;
1248
1249 /* If this section is going to be output, then this value is the
1250 offset in *bytes* into the output section of the first byte in the
1251 input section (byte ==> smallest addressable unit on the
1252 target). In most cases, if this was going to start at the
1253 100th octet (8-bit quantity) in the output section, this value
1254 would be 100. However, if the target byte size is 16 bits
1255 (bfd_octets_per_byte is "2"), this value would be 50. */
1256 bfd_vma output_offset;
1257
1258 /* The output section through which to map on output. */
1259 struct sec *output_section;
1260
1261 /* The alignment requirement of the section, as an exponent of 2 -
1262 e.g., 3 aligns to 2^3 (or 8). */
1263 unsigned int alignment_power;
1264
1265 /* If an input section, a pointer to a vector of relocation
1266 records for the data in this section. */
1267 struct reloc_cache_entry *relocation;
1268
1269 /* If an output section, a pointer to a vector of pointers to
1270 relocation records for the data in this section. */
1271 struct reloc_cache_entry **orelocation;
1272
1273 /* The number of relocation records in one of the above. */
1274 unsigned reloc_count;
1275
1276 /* Information below is back end specific - and not always used
1277 or updated. */
1278
1279 /* File position of section data. */
1280 file_ptr filepos;
1281
1282 /* File position of relocation info. */
1283 file_ptr rel_filepos;
1284
1285 /* File position of line data. */
1286 file_ptr line_filepos;
1287
1288 /* Pointer to data for applications. */
1289 PTR userdata;
1290
1291 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1292 contents. */
1293 unsigned char *contents;
1294
1295 /* Attached line number information. */
1296 alent *lineno;
1297
1298 /* Number of line number records. */
1299 unsigned int lineno_count;
1300
1301 /* Entity size for merging purposes. */
1302 unsigned int entsize;
1303
1304 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1305 struct bfd_comdat_info *comdat;
1306
1307 /* When a section is being output, this value changes as more
1308 linenumbers are written out. */
1309 file_ptr moving_line_filepos;
1310
1311 /* What the section number is in the target world. */
1312 int target_index;
1313
1314 PTR used_by_bfd;
1315
1316 /* If this is a constructor section then here is a list of the
1317 relocations created to relocate items within it. */
1318 struct relent_chain *constructor_chain;
1319
1320 /* The BFD which owns the section. */
1321 bfd *owner;
1322
1323 /* A symbol which points at this section only. */
1324 struct symbol_cache_entry *symbol;
1325 struct symbol_cache_entry **symbol_ptr_ptr;
1326
1327 struct bfd_link_order *link_order_head;
1328 struct bfd_link_order *link_order_tail;
1329 } asection;
1330
1331 /* These sections are global, and are managed by BFD. The application
1332 and target back end are not permitted to change the values in
1333 these sections. New code should use the section_ptr macros rather
1334 than referring directly to the const sections. The const sections
1335 may eventually vanish. */
1336 #define BFD_ABS_SECTION_NAME "*ABS*"
1337 #define BFD_UND_SECTION_NAME "*UND*"
1338 #define BFD_COM_SECTION_NAME "*COM*"
1339 #define BFD_IND_SECTION_NAME "*IND*"
1340
1341 /* The absolute section. */
1342 extern const asection bfd_abs_section;
1343 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1344 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1345 /* Pointer to the undefined section. */
1346 extern const asection bfd_und_section;
1347 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1348 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1349 /* Pointer to the common section. */
1350 extern const asection bfd_com_section;
1351 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1352 /* Pointer to the indirect section. */
1353 extern const asection bfd_ind_section;
1354 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1355 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1356
1357 #define bfd_is_const_section(SEC) \
1358 ( ((SEC) == bfd_abs_section_ptr) \
1359 || ((SEC) == bfd_und_section_ptr) \
1360 || ((SEC) == bfd_com_section_ptr) \
1361 || ((SEC) == bfd_ind_section_ptr))
1362
1363 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1364 extern const struct symbol_cache_entry * const bfd_com_symbol;
1365 extern const struct symbol_cache_entry * const bfd_und_symbol;
1366 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1367 #define bfd_get_section_size_before_reloc(section) \
1368 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1369 : (section)->_raw_size)
1370 #define bfd_get_section_size_after_reloc(section) \
1371 ((section)->reloc_done ? (section)->_cooked_size \
1372 : (abort (), (bfd_size_type) 1))
1373
1374 /* Macros to handle insertion and deletion of a bfd's sections. These
1375 only handle the list pointers, ie. do not adjust section_count,
1376 target_index etc. */
1377 #define bfd_section_list_remove(ABFD, PS) \
1378 do \
1379 { \
1380 asection **_ps = PS; \
1381 asection *_s = *_ps; \
1382 *_ps = _s->next; \
1383 if (_s->next == NULL) \
1384 (ABFD)->section_tail = _ps; \
1385 } \
1386 while (0)
1387 #define bfd_section_list_insert(ABFD, PS, S) \
1388 do \
1389 { \
1390 asection **_ps = PS; \
1391 asection *_s = S; \
1392 _s->next = *_ps; \
1393 *_ps = _s; \
1394 if (_s->next == NULL) \
1395 (ABFD)->section_tail = &_s->next; \
1396 } \
1397 while (0)
1398
1399 void
1400 bfd_section_list_clear PARAMS ((bfd *));
1401
1402 asection *
1403 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1404
1405 char *
1406 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1407 const char *templat,
1408 int *count));
1409
1410 asection *
1411 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1412
1413 asection *
1414 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1415
1416 asection *
1417 bfd_make_section PARAMS ((bfd *, const char *name));
1418
1419 boolean
1420 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1421
1422 void
1423 bfd_map_over_sections PARAMS ((bfd *abfd,
1424 void (*func) (bfd *abfd,
1425 asection *sect,
1426 PTR obj),
1427 PTR obj));
1428
1429 boolean
1430 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1431
1432 boolean
1433 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1434 PTR data, file_ptr offset,
1435 bfd_size_type count));
1436
1437 boolean
1438 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1439 PTR location, file_ptr offset,
1440 bfd_size_type count));
1441
1442 boolean
1443 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1444 bfd *obfd, asection *osec));
1445
1446 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1447 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1448 (ibfd, isection, obfd, osection))
1449 void
1450 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1451
1452 enum bfd_architecture
1453 {
1454 bfd_arch_unknown, /* File arch not known. */
1455 bfd_arch_obscure, /* Arch known, not one of these. */
1456 bfd_arch_m68k, /* Motorola 68xxx */
1457 #define bfd_mach_m68000 1
1458 #define bfd_mach_m68008 2
1459 #define bfd_mach_m68010 3
1460 #define bfd_mach_m68020 4
1461 #define bfd_mach_m68030 5
1462 #define bfd_mach_m68040 6
1463 #define bfd_mach_m68060 7
1464 #define bfd_mach_cpu32 8
1465 #define bfd_mach_mcf5200 9
1466 #define bfd_mach_mcf5206e 10
1467 #define bfd_mach_mcf5307 11
1468 #define bfd_mach_mcf5407 12
1469 bfd_arch_vax, /* DEC Vax */
1470 bfd_arch_i960, /* Intel 960 */
1471 /* The order of the following is important.
1472 lower number indicates a machine type that
1473 only accepts a subset of the instructions
1474 available to machines with higher numbers.
1475 The exception is the "ca", which is
1476 incompatible with all other machines except
1477 "core". */
1478
1479 #define bfd_mach_i960_core 1
1480 #define bfd_mach_i960_ka_sa 2
1481 #define bfd_mach_i960_kb_sb 3
1482 #define bfd_mach_i960_mc 4
1483 #define bfd_mach_i960_xa 5
1484 #define bfd_mach_i960_ca 6
1485 #define bfd_mach_i960_jx 7
1486 #define bfd_mach_i960_hx 8
1487
1488 bfd_arch_or32, /* OpenRISC 32 */
1489
1490 bfd_arch_a29k, /* AMD 29000 */
1491 bfd_arch_sparc, /* SPARC */
1492 #define bfd_mach_sparc 1
1493 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1494 #define bfd_mach_sparc_sparclet 2
1495 #define bfd_mach_sparc_sparclite 3
1496 #define bfd_mach_sparc_v8plus 4
1497 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1498 #define bfd_mach_sparc_sparclite_le 6
1499 #define bfd_mach_sparc_v9 7
1500 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1501 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1502 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1503 /* Nonzero if MACH has the v9 instruction set. */
1504 #define bfd_mach_sparc_v9_p(mach) \
1505 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1506 && (mach) != bfd_mach_sparc_sparclite_le)
1507 bfd_arch_mips, /* MIPS Rxxxx */
1508 #define bfd_mach_mips3000 3000
1509 #define bfd_mach_mips3900 3900
1510 #define bfd_mach_mips4000 4000
1511 #define bfd_mach_mips4010 4010
1512 #define bfd_mach_mips4100 4100
1513 #define bfd_mach_mips4111 4111
1514 #define bfd_mach_mips4300 4300
1515 #define bfd_mach_mips4400 4400
1516 #define bfd_mach_mips4600 4600
1517 #define bfd_mach_mips4650 4650
1518 #define bfd_mach_mips5000 5000
1519 #define bfd_mach_mips6000 6000
1520 #define bfd_mach_mips8000 8000
1521 #define bfd_mach_mips10000 10000
1522 #define bfd_mach_mips12000 12000
1523 #define bfd_mach_mips16 16
1524 #define bfd_mach_mips5 5
1525 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1526 #define bfd_mach_mipsisa32 32
1527 #define bfd_mach_mipsisa64 64
1528 bfd_arch_i386, /* Intel 386 */
1529 #define bfd_mach_i386_i386 0
1530 #define bfd_mach_i386_i8086 1
1531 #define bfd_mach_i386_i386_intel_syntax 2
1532 #define bfd_mach_x86_64 3
1533 #define bfd_mach_x86_64_intel_syntax 4
1534 bfd_arch_we32k, /* AT&T WE32xxx */
1535 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1536 bfd_arch_i860, /* Intel 860 */
1537 bfd_arch_i370, /* IBM 360/370 Mainframes */
1538 bfd_arch_romp, /* IBM ROMP PC/RT */
1539 bfd_arch_alliant, /* Alliant */
1540 bfd_arch_convex, /* Convex */
1541 bfd_arch_m88k, /* Motorola 88xxx */
1542 bfd_arch_pyramid, /* Pyramid Technology */
1543 bfd_arch_h8300, /* Hitachi H8/300 */
1544 #define bfd_mach_h8300 1
1545 #define bfd_mach_h8300h 2
1546 #define bfd_mach_h8300s 3
1547 bfd_arch_pdp11, /* DEC PDP-11 */
1548 bfd_arch_powerpc, /* PowerPC */
1549 #define bfd_mach_ppc 0
1550 #define bfd_mach_ppc64 1
1551 #define bfd_mach_ppc_403 403
1552 #define bfd_mach_ppc_403gc 4030
1553 #define bfd_mach_ppc_505 505
1554 #define bfd_mach_ppc_601 601
1555 #define bfd_mach_ppc_602 602
1556 #define bfd_mach_ppc_603 603
1557 #define bfd_mach_ppc_ec603e 6031
1558 #define bfd_mach_ppc_604 604
1559 #define bfd_mach_ppc_620 620
1560 #define bfd_mach_ppc_630 630
1561 #define bfd_mach_ppc_750 750
1562 #define bfd_mach_ppc_860 860
1563 #define bfd_mach_ppc_a35 35
1564 #define bfd_mach_ppc_rs64ii 642
1565 #define bfd_mach_ppc_rs64iii 643
1566 #define bfd_mach_ppc_7400 7400
1567 bfd_arch_rs6000, /* IBM RS/6000 */
1568 #define bfd_mach_rs6k 0
1569 #define bfd_mach_rs6k_rs1 6001
1570 #define bfd_mach_rs6k_rsc 6003
1571 #define bfd_mach_rs6k_rs2 6002
1572 bfd_arch_hppa, /* HP PA RISC */
1573 bfd_arch_d10v, /* Mitsubishi D10V */
1574 #define bfd_mach_d10v 0
1575 #define bfd_mach_d10v_ts2 2
1576 #define bfd_mach_d10v_ts3 3
1577 bfd_arch_d30v, /* Mitsubishi D30V */
1578 bfd_arch_m68hc11, /* Motorola 68HC11 */
1579 bfd_arch_m68hc12, /* Motorola 68HC12 */
1580 bfd_arch_z8k, /* Zilog Z8000 */
1581 #define bfd_mach_z8001 1
1582 #define bfd_mach_z8002 2
1583 bfd_arch_h8500, /* Hitachi H8/500 */
1584 bfd_arch_sh, /* Hitachi SH */
1585 #define bfd_mach_sh 0
1586 #define bfd_mach_sh2 0x20
1587 #define bfd_mach_sh_dsp 0x2d
1588 #define bfd_mach_sh3 0x30
1589 #define bfd_mach_sh3_dsp 0x3d
1590 #define bfd_mach_sh3e 0x3e
1591 #define bfd_mach_sh4 0x40
1592 #define bfd_mach_sh5 0x50
1593 bfd_arch_alpha, /* Dec Alpha */
1594 #define bfd_mach_alpha_ev4 0x10
1595 #define bfd_mach_alpha_ev5 0x20
1596 #define bfd_mach_alpha_ev6 0x30
1597 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1598 #define bfd_mach_arm_2 1
1599 #define bfd_mach_arm_2a 2
1600 #define bfd_mach_arm_3 3
1601 #define bfd_mach_arm_3M 4
1602 #define bfd_mach_arm_4 5
1603 #define bfd_mach_arm_4T 6
1604 #define bfd_mach_arm_5 7
1605 #define bfd_mach_arm_5T 8
1606 #define bfd_mach_arm_5TE 9
1607 #define bfd_mach_arm_XScale 10
1608 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1609 bfd_arch_w65, /* WDC 65816 */
1610 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1611 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1612 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1613 bfd_arch_v850, /* NEC V850 */
1614 #define bfd_mach_v850 0
1615 #define bfd_mach_v850e 'E'
1616 #define bfd_mach_v850ea 'A'
1617 bfd_arch_arc, /* ARC Cores */
1618 #define bfd_mach_arc_5 0
1619 #define bfd_mach_arc_6 1
1620 #define bfd_mach_arc_7 2
1621 #define bfd_mach_arc_8 3
1622 bfd_arch_m32r, /* Mitsubishi M32R/D */
1623 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1624 #define bfd_mach_m32rx 'x'
1625 bfd_arch_mn10200, /* Matsushita MN10200 */
1626 bfd_arch_mn10300, /* Matsushita MN10300 */
1627 #define bfd_mach_mn10300 300
1628 #define bfd_mach_am33 330
1629 bfd_arch_fr30,
1630 #define bfd_mach_fr30 0x46523330
1631 bfd_arch_mcore,
1632 bfd_arch_ia64, /* HP/Intel ia64 */
1633 #define bfd_mach_ia64_elf64 0
1634 #define bfd_mach_ia64_elf32 1
1635 bfd_arch_pj,
1636 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1637 #define bfd_mach_avr1 1
1638 #define bfd_mach_avr2 2
1639 #define bfd_mach_avr3 3
1640 #define bfd_mach_avr4 4
1641 #define bfd_mach_avr5 5
1642 bfd_arch_cris, /* Axis CRIS */
1643 bfd_arch_s390, /* IBM s390 */
1644 #define bfd_mach_s390_31 0
1645 #define bfd_mach_s390_64 1
1646 bfd_arch_openrisc, /* OpenRISC */
1647 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1648 bfd_arch_xstormy16,
1649 #define bfd_mach_xstormy16 0
1650 bfd_arch_last
1651 };
1652
1653 typedef struct bfd_arch_info
1654 {
1655 int bits_per_word;
1656 int bits_per_address;
1657 int bits_per_byte;
1658 enum bfd_architecture arch;
1659 unsigned long mach;
1660 const char *arch_name;
1661 const char *printable_name;
1662 unsigned int section_align_power;
1663 /* True if this is the default machine for the architecture. */
1664 boolean the_default;
1665 const struct bfd_arch_info * (*compatible)
1666 PARAMS ((const struct bfd_arch_info *a,
1667 const struct bfd_arch_info *b));
1668
1669 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1670
1671 const struct bfd_arch_info *next;
1672 }
1673 bfd_arch_info_type;
1674
1675 const char *
1676 bfd_printable_name PARAMS ((bfd *abfd));
1677
1678 const bfd_arch_info_type *
1679 bfd_scan_arch PARAMS ((const char *string));
1680
1681 const char **
1682 bfd_arch_list PARAMS ((void));
1683
1684 const bfd_arch_info_type *
1685 bfd_arch_get_compatible PARAMS ((
1686 const bfd *abfd,
1687 const bfd *bbfd));
1688
1689 void
1690 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1691
1692 enum bfd_architecture
1693 bfd_get_arch PARAMS ((bfd *abfd));
1694
1695 unsigned long
1696 bfd_get_mach PARAMS ((bfd *abfd));
1697
1698 unsigned int
1699 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1700
1701 unsigned int
1702 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1703
1704 const bfd_arch_info_type *
1705 bfd_get_arch_info PARAMS ((bfd *abfd));
1706
1707 const bfd_arch_info_type *
1708 bfd_lookup_arch PARAMS ((enum bfd_architecture
1709 arch,
1710 unsigned long machine));
1711
1712 const char *
1713 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1714
1715 unsigned int
1716 bfd_octets_per_byte PARAMS ((bfd *abfd));
1717
1718 unsigned int
1719 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1720 unsigned long machine));
1721
1722 typedef enum bfd_reloc_status
1723 {
1724 /* No errors detected. */
1725 bfd_reloc_ok,
1726
1727 /* The relocation was performed, but there was an overflow. */
1728 bfd_reloc_overflow,
1729
1730 /* The address to relocate was not within the section supplied. */
1731 bfd_reloc_outofrange,
1732
1733 /* Used by special functions. */
1734 bfd_reloc_continue,
1735
1736 /* Unsupported relocation size requested. */
1737 bfd_reloc_notsupported,
1738
1739 /* Unused. */
1740 bfd_reloc_other,
1741
1742 /* The symbol to relocate against was undefined. */
1743 bfd_reloc_undefined,
1744
1745 /* The relocation was performed, but may not be ok - presently
1746 generated only when linking i960 coff files with i960 b.out
1747 symbols. If this type is returned, the error_message argument
1748 to bfd_perform_relocation will be set. */
1749 bfd_reloc_dangerous
1750 }
1751 bfd_reloc_status_type;
1752
1753
1754 typedef struct reloc_cache_entry
1755 {
1756 /* A pointer into the canonical table of pointers. */
1757 struct symbol_cache_entry **sym_ptr_ptr;
1758
1759 /* offset in section. */
1760 bfd_size_type address;
1761
1762 /* addend for relocation value. */
1763 bfd_vma addend;
1764
1765 /* Pointer to how to perform the required relocation. */
1766 reloc_howto_type *howto;
1767
1768 }
1769 arelent;
1770
1771 enum complain_overflow
1772 {
1773 /* Do not complain on overflow. */
1774 complain_overflow_dont,
1775
1776 /* Complain if the bitfield overflows, whether it is considered
1777 as signed or unsigned. */
1778 complain_overflow_bitfield,
1779
1780 /* Complain if the value overflows when considered as signed
1781 number. */
1782 complain_overflow_signed,
1783
1784 /* Complain if the value overflows when considered as an
1785 unsigned number. */
1786 complain_overflow_unsigned
1787 };
1788
1789 struct reloc_howto_struct
1790 {
1791 /* The type field has mainly a documentary use - the back end can
1792 do what it wants with it, though normally the back end's
1793 external idea of what a reloc number is stored
1794 in this field. For example, a PC relative word relocation
1795 in a coff environment has the type 023 - because that's
1796 what the outside world calls a R_PCRWORD reloc. */
1797 unsigned int type;
1798
1799 /* The value the final relocation is shifted right by. This drops
1800 unwanted data from the relocation. */
1801 unsigned int rightshift;
1802
1803 /* The size of the item to be relocated. This is *not* a
1804 power-of-two measure. To get the number of bytes operated
1805 on by a type of relocation, use bfd_get_reloc_size. */
1806 int size;
1807
1808 /* The number of bits in the item to be relocated. This is used
1809 when doing overflow checking. */
1810 unsigned int bitsize;
1811
1812 /* Notes that the relocation is relative to the location in the
1813 data section of the addend. The relocation function will
1814 subtract from the relocation value the address of the location
1815 being relocated. */
1816 boolean pc_relative;
1817
1818 /* The bit position of the reloc value in the destination.
1819 The relocated value is left shifted by this amount. */
1820 unsigned int bitpos;
1821
1822 /* What type of overflow error should be checked for when
1823 relocating. */
1824 enum complain_overflow complain_on_overflow;
1825
1826 /* If this field is non null, then the supplied function is
1827 called rather than the normal function. This allows really
1828 strange relocation methods to be accomodated (e.g., i960 callj
1829 instructions). */
1830 bfd_reloc_status_type (*special_function)
1831 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1832 bfd *, char **));
1833
1834 /* The textual name of the relocation type. */
1835 char *name;
1836
1837 /* Some formats record a relocation addend in the section contents
1838 rather than with the relocation. For ELF formats this is the
1839 distinction between USE_REL and USE_RELA (though the code checks
1840 for USE_REL == 1/0). The value of this field is TRUE if the
1841 addend is recorded with the section contents; when performing a
1842 partial link (ld -r) the section contents (the data) will be
1843 modified. The value of this field is FALSE if addends are
1844 recorded with the relocation (in arelent.addend); when performing
1845 a partial link the relocation will be modified.
1846 All relocations for all ELF USE_RELA targets should set this field
1847 to FALSE (values of TRUE should be looked on with suspicion).
1848 However, the converse is not true: not all relocations of all ELF
1849 USE_REL targets set this field to TRUE. Why this is so is peculiar
1850 to each particular target. For relocs that aren't used in partial
1851 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1852 boolean partial_inplace;
1853
1854 /* The src_mask selects which parts of the read in data
1855 are to be used in the relocation sum. E.g., if this was an 8 bit
1856 byte of data which we read and relocated, this would be
1857 0x000000ff. When we have relocs which have an addend, such as
1858 sun4 extended relocs, the value in the offset part of a
1859 relocating field is garbage so we never use it. In this case
1860 the mask would be 0x00000000. */
1861 bfd_vma src_mask;
1862
1863 /* The dst_mask selects which parts of the instruction are replaced
1864 into the instruction. In most cases src_mask == dst_mask,
1865 except in the above special case, where dst_mask would be
1866 0x000000ff, and src_mask would be 0x00000000. */
1867 bfd_vma dst_mask;
1868
1869 /* When some formats create PC relative instructions, they leave
1870 the value of the pc of the place being relocated in the offset
1871 slot of the instruction, so that a PC relative relocation can
1872 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1873 Some formats leave the displacement part of an instruction
1874 empty (e.g., m88k bcs); this flag signals the fact. */
1875 boolean pcrel_offset;
1876 };
1877
1878 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1879 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1880 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1881 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1882 NAME, false, 0, 0, IN)
1883
1884 #define EMPTY_HOWTO(C) \
1885 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1886 NULL, false, 0, 0, false)
1887
1888 #define HOWTO_PREPARE(relocation, symbol) \
1889 { \
1890 if (symbol != (asymbol *) NULL) \
1891 { \
1892 if (bfd_is_com_section (symbol->section)) \
1893 { \
1894 relocation = 0; \
1895 } \
1896 else \
1897 { \
1898 relocation = symbol->value; \
1899 } \
1900 } \
1901 }
1902
1903 unsigned int
1904 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1905
1906 typedef struct relent_chain
1907 {
1908 arelent relent;
1909 struct relent_chain *next;
1910 }
1911 arelent_chain;
1912
1913 bfd_reloc_status_type
1914 bfd_check_overflow PARAMS ((enum complain_overflow how,
1915 unsigned int bitsize,
1916 unsigned int rightshift,
1917 unsigned int addrsize,
1918 bfd_vma relocation));
1919
1920 bfd_reloc_status_type
1921 bfd_perform_relocation PARAMS ((bfd *abfd,
1922 arelent *reloc_entry,
1923 PTR data,
1924 asection *input_section,
1925 bfd *output_bfd,
1926 char **error_message));
1927
1928 bfd_reloc_status_type
1929 bfd_install_relocation PARAMS ((bfd *abfd,
1930 arelent *reloc_entry,
1931 PTR data, bfd_vma data_start,
1932 asection *input_section,
1933 char **error_message));
1934
1935 enum bfd_reloc_code_real {
1936 _dummy_first_bfd_reloc_code_real,
1937
1938
1939 /* Basic absolute relocations of N bits. */
1940 BFD_RELOC_64,
1941 BFD_RELOC_32,
1942 BFD_RELOC_26,
1943 BFD_RELOC_24,
1944 BFD_RELOC_16,
1945 BFD_RELOC_14,
1946 BFD_RELOC_8,
1947
1948 /* PC-relative relocations. Sometimes these are relative to the address
1949 of the relocation itself; sometimes they are relative to the start of
1950 the section containing the relocation. It depends on the specific target.
1951
1952 The 24-bit relocation is used in some Intel 960 configurations. */
1953 BFD_RELOC_64_PCREL,
1954 BFD_RELOC_32_PCREL,
1955 BFD_RELOC_24_PCREL,
1956 BFD_RELOC_16_PCREL,
1957 BFD_RELOC_12_PCREL,
1958 BFD_RELOC_8_PCREL,
1959
1960 /* For ELF. */
1961 BFD_RELOC_32_GOT_PCREL,
1962 BFD_RELOC_16_GOT_PCREL,
1963 BFD_RELOC_8_GOT_PCREL,
1964 BFD_RELOC_32_GOTOFF,
1965 BFD_RELOC_16_GOTOFF,
1966 BFD_RELOC_LO16_GOTOFF,
1967 BFD_RELOC_HI16_GOTOFF,
1968 BFD_RELOC_HI16_S_GOTOFF,
1969 BFD_RELOC_8_GOTOFF,
1970 BFD_RELOC_64_PLT_PCREL,
1971 BFD_RELOC_32_PLT_PCREL,
1972 BFD_RELOC_24_PLT_PCREL,
1973 BFD_RELOC_16_PLT_PCREL,
1974 BFD_RELOC_8_PLT_PCREL,
1975 BFD_RELOC_64_PLTOFF,
1976 BFD_RELOC_32_PLTOFF,
1977 BFD_RELOC_16_PLTOFF,
1978 BFD_RELOC_LO16_PLTOFF,
1979 BFD_RELOC_HI16_PLTOFF,
1980 BFD_RELOC_HI16_S_PLTOFF,
1981 BFD_RELOC_8_PLTOFF,
1982
1983 /* Relocations used by 68K ELF. */
1984 BFD_RELOC_68K_GLOB_DAT,
1985 BFD_RELOC_68K_JMP_SLOT,
1986 BFD_RELOC_68K_RELATIVE,
1987
1988 /* Linkage-table relative. */
1989 BFD_RELOC_32_BASEREL,
1990 BFD_RELOC_16_BASEREL,
1991 BFD_RELOC_LO16_BASEREL,
1992 BFD_RELOC_HI16_BASEREL,
1993 BFD_RELOC_HI16_S_BASEREL,
1994 BFD_RELOC_8_BASEREL,
1995 BFD_RELOC_RVA,
1996
1997 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
1998 BFD_RELOC_8_FFnn,
1999
2000 /* These PC-relative relocations are stored as word displacements --
2001 i.e., byte displacements shifted right two bits. The 30-bit word
2002 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2003 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2004 signed 16-bit displacement is used on the MIPS, and the 23-bit
2005 displacement is used on the Alpha. */
2006 BFD_RELOC_32_PCREL_S2,
2007 BFD_RELOC_16_PCREL_S2,
2008 BFD_RELOC_23_PCREL_S2,
2009
2010 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2011 the target word. These are used on the SPARC. */
2012 BFD_RELOC_HI22,
2013 BFD_RELOC_LO10,
2014
2015 /* For systems that allocate a Global Pointer register, these are
2016 displacements off that register. These relocation types are
2017 handled specially, because the value the register will have is
2018 decided relatively late. */
2019 BFD_RELOC_GPREL16,
2020 BFD_RELOC_GPREL32,
2021
2022 /* Reloc types used for i960/b.out. */
2023 BFD_RELOC_I960_CALLJ,
2024
2025 /* SPARC ELF relocations. There is probably some overlap with other
2026 relocation types already defined. */
2027 BFD_RELOC_NONE,
2028 BFD_RELOC_SPARC_WDISP22,
2029 BFD_RELOC_SPARC22,
2030 BFD_RELOC_SPARC13,
2031 BFD_RELOC_SPARC_GOT10,
2032 BFD_RELOC_SPARC_GOT13,
2033 BFD_RELOC_SPARC_GOT22,
2034 BFD_RELOC_SPARC_PC10,
2035 BFD_RELOC_SPARC_PC22,
2036 BFD_RELOC_SPARC_WPLT30,
2037 BFD_RELOC_SPARC_COPY,
2038 BFD_RELOC_SPARC_GLOB_DAT,
2039 BFD_RELOC_SPARC_JMP_SLOT,
2040 BFD_RELOC_SPARC_RELATIVE,
2041 BFD_RELOC_SPARC_UA16,
2042 BFD_RELOC_SPARC_UA32,
2043 BFD_RELOC_SPARC_UA64,
2044
2045 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2046 BFD_RELOC_SPARC_BASE13,
2047 BFD_RELOC_SPARC_BASE22,
2048
2049 /* SPARC64 relocations */
2050 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2051 BFD_RELOC_SPARC_10,
2052 BFD_RELOC_SPARC_11,
2053 BFD_RELOC_SPARC_OLO10,
2054 BFD_RELOC_SPARC_HH22,
2055 BFD_RELOC_SPARC_HM10,
2056 BFD_RELOC_SPARC_LM22,
2057 BFD_RELOC_SPARC_PC_HH22,
2058 BFD_RELOC_SPARC_PC_HM10,
2059 BFD_RELOC_SPARC_PC_LM22,
2060 BFD_RELOC_SPARC_WDISP16,
2061 BFD_RELOC_SPARC_WDISP19,
2062 BFD_RELOC_SPARC_7,
2063 BFD_RELOC_SPARC_6,
2064 BFD_RELOC_SPARC_5,
2065 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2066 BFD_RELOC_SPARC_PLT32,
2067 BFD_RELOC_SPARC_PLT64,
2068 BFD_RELOC_SPARC_HIX22,
2069 BFD_RELOC_SPARC_LOX10,
2070 BFD_RELOC_SPARC_H44,
2071 BFD_RELOC_SPARC_M44,
2072 BFD_RELOC_SPARC_L44,
2073 BFD_RELOC_SPARC_REGISTER,
2074
2075 /* SPARC little endian relocation */
2076 BFD_RELOC_SPARC_REV32,
2077
2078 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2079 "addend" in some special way.
2080 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2081 writing; when reading, it will be the absolute section symbol. The
2082 addend is the displacement in bytes of the "lda" instruction from
2083 the "ldah" instruction (which is at the address of this reloc). */
2084 BFD_RELOC_ALPHA_GPDISP_HI16,
2085
2086 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2087 with GPDISP_HI16 relocs. The addend is ignored when writing the
2088 relocations out, and is filled in with the file's GP value on
2089 reading, for convenience. */
2090 BFD_RELOC_ALPHA_GPDISP_LO16,
2091
2092 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2093 relocation except that there is no accompanying GPDISP_LO16
2094 relocation. */
2095 BFD_RELOC_ALPHA_GPDISP,
2096
2097 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2098 the assembler turns it into a LDQ instruction to load the address of
2099 the symbol, and then fills in a register in the real instruction.
2100
2101 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2102 section symbol. The addend is ignored when writing, but is filled
2103 in with the file's GP value on reading, for convenience, as with the
2104 GPDISP_LO16 reloc.
2105
2106 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2107 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2108 but it generates output not based on the position within the .got
2109 section, but relative to the GP value chosen for the file during the
2110 final link stage.
2111
2112 The LITUSE reloc, on the instruction using the loaded address, gives
2113 information to the linker that it might be able to use to optimize
2114 away some literal section references. The symbol is ignored (read
2115 as the absolute section symbol), and the "addend" indicates the type
2116 of instruction using the register:
2117 1 - "memory" fmt insn
2118 2 - byte-manipulation (byte offset reg)
2119 3 - jsr (target of branch) */
2120 BFD_RELOC_ALPHA_LITERAL,
2121 BFD_RELOC_ALPHA_ELF_LITERAL,
2122 BFD_RELOC_ALPHA_LITUSE,
2123
2124 /* The HINT relocation indicates a value that should be filled into the
2125 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2126 prediction logic which may be provided on some processors. */
2127 BFD_RELOC_ALPHA_HINT,
2128
2129 /* The LINKAGE relocation outputs a linkage pair in the object file,
2130 which is filled by the linker. */
2131 BFD_RELOC_ALPHA_LINKAGE,
2132
2133 /* The CODEADDR relocation outputs a STO_CA in the object file,
2134 which is filled by the linker. */
2135 BFD_RELOC_ALPHA_CODEADDR,
2136
2137 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2138 GP register. */
2139 BFD_RELOC_ALPHA_GPREL_HI16,
2140 BFD_RELOC_ALPHA_GPREL_LO16,
2141
2142 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2143 share a common GP, and the target address is adjusted for
2144 STO_ALPHA_STD_GPLOAD. */
2145 BFD_RELOC_ALPHA_BRSGP,
2146
2147 /* Bits 27..2 of the relocation address shifted right 2 bits;
2148 simple reloc otherwise. */
2149 BFD_RELOC_MIPS_JMP,
2150
2151 /* The MIPS16 jump instruction. */
2152 BFD_RELOC_MIPS16_JMP,
2153
2154 /* MIPS16 GP relative reloc. */
2155 BFD_RELOC_MIPS16_GPREL,
2156
2157 /* High 16 bits of 32-bit value; simple reloc. */
2158 BFD_RELOC_HI16,
2159
2160 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2161 extended and added to form the final result. If the low 16
2162 bits form a negative number, we need to add one to the high value
2163 to compensate for the borrow when the low bits are added. */
2164 BFD_RELOC_HI16_S,
2165
2166 /* Low 16 bits. */
2167 BFD_RELOC_LO16,
2168
2169 /* Like BFD_RELOC_HI16_S, but PC relative. */
2170 BFD_RELOC_PCREL_HI16_S,
2171
2172 /* Like BFD_RELOC_LO16, but PC relative. */
2173 BFD_RELOC_PCREL_LO16,
2174
2175 /* Relocation against a MIPS literal section. */
2176 BFD_RELOC_MIPS_LITERAL,
2177
2178 /* MIPS ELF relocations. */
2179 BFD_RELOC_MIPS_GOT16,
2180 BFD_RELOC_MIPS_CALL16,
2181 BFD_RELOC_MIPS_GOT_HI16,
2182 BFD_RELOC_MIPS_GOT_LO16,
2183 BFD_RELOC_MIPS_CALL_HI16,
2184 BFD_RELOC_MIPS_CALL_LO16,
2185 BFD_RELOC_MIPS_SUB,
2186 BFD_RELOC_MIPS_GOT_PAGE,
2187 BFD_RELOC_MIPS_GOT_OFST,
2188 BFD_RELOC_MIPS_GOT_DISP,
2189 BFD_RELOC_MIPS_SHIFT5,
2190 BFD_RELOC_MIPS_SHIFT6,
2191 BFD_RELOC_MIPS_INSERT_A,
2192 BFD_RELOC_MIPS_INSERT_B,
2193 BFD_RELOC_MIPS_DELETE,
2194 BFD_RELOC_MIPS_HIGHEST,
2195 BFD_RELOC_MIPS_HIGHER,
2196 BFD_RELOC_MIPS_SCN_DISP,
2197 BFD_RELOC_MIPS_REL16,
2198 BFD_RELOC_MIPS_RELGOT,
2199 BFD_RELOC_MIPS_JALR,
2200
2201
2202 /* i386/elf relocations */
2203 BFD_RELOC_386_GOT32,
2204 BFD_RELOC_386_PLT32,
2205 BFD_RELOC_386_COPY,
2206 BFD_RELOC_386_GLOB_DAT,
2207 BFD_RELOC_386_JUMP_SLOT,
2208 BFD_RELOC_386_RELATIVE,
2209 BFD_RELOC_386_GOTOFF,
2210 BFD_RELOC_386_GOTPC,
2211
2212 /* x86-64/elf relocations */
2213 BFD_RELOC_X86_64_GOT32,
2214 BFD_RELOC_X86_64_PLT32,
2215 BFD_RELOC_X86_64_COPY,
2216 BFD_RELOC_X86_64_GLOB_DAT,
2217 BFD_RELOC_X86_64_JUMP_SLOT,
2218 BFD_RELOC_X86_64_RELATIVE,
2219 BFD_RELOC_X86_64_GOTPCREL,
2220 BFD_RELOC_X86_64_32S,
2221
2222 /* ns32k relocations */
2223 BFD_RELOC_NS32K_IMM_8,
2224 BFD_RELOC_NS32K_IMM_16,
2225 BFD_RELOC_NS32K_IMM_32,
2226 BFD_RELOC_NS32K_IMM_8_PCREL,
2227 BFD_RELOC_NS32K_IMM_16_PCREL,
2228 BFD_RELOC_NS32K_IMM_32_PCREL,
2229 BFD_RELOC_NS32K_DISP_8,
2230 BFD_RELOC_NS32K_DISP_16,
2231 BFD_RELOC_NS32K_DISP_32,
2232 BFD_RELOC_NS32K_DISP_8_PCREL,
2233 BFD_RELOC_NS32K_DISP_16_PCREL,
2234 BFD_RELOC_NS32K_DISP_32_PCREL,
2235
2236 /* PDP11 relocations */
2237 BFD_RELOC_PDP11_DISP_8_PCREL,
2238 BFD_RELOC_PDP11_DISP_6_PCREL,
2239
2240 /* Picojava relocs. Not all of these appear in object files. */
2241 BFD_RELOC_PJ_CODE_HI16,
2242 BFD_RELOC_PJ_CODE_LO16,
2243 BFD_RELOC_PJ_CODE_DIR16,
2244 BFD_RELOC_PJ_CODE_DIR32,
2245 BFD_RELOC_PJ_CODE_REL16,
2246 BFD_RELOC_PJ_CODE_REL32,
2247
2248 /* Power(rs6000) and PowerPC relocations. */
2249 BFD_RELOC_PPC_B26,
2250 BFD_RELOC_PPC_BA26,
2251 BFD_RELOC_PPC_TOC16,
2252 BFD_RELOC_PPC_B16,
2253 BFD_RELOC_PPC_B16_BRTAKEN,
2254 BFD_RELOC_PPC_B16_BRNTAKEN,
2255 BFD_RELOC_PPC_BA16,
2256 BFD_RELOC_PPC_BA16_BRTAKEN,
2257 BFD_RELOC_PPC_BA16_BRNTAKEN,
2258 BFD_RELOC_PPC_COPY,
2259 BFD_RELOC_PPC_GLOB_DAT,
2260 BFD_RELOC_PPC_JMP_SLOT,
2261 BFD_RELOC_PPC_RELATIVE,
2262 BFD_RELOC_PPC_LOCAL24PC,
2263 BFD_RELOC_PPC_EMB_NADDR32,
2264 BFD_RELOC_PPC_EMB_NADDR16,
2265 BFD_RELOC_PPC_EMB_NADDR16_LO,
2266 BFD_RELOC_PPC_EMB_NADDR16_HI,
2267 BFD_RELOC_PPC_EMB_NADDR16_HA,
2268 BFD_RELOC_PPC_EMB_SDAI16,
2269 BFD_RELOC_PPC_EMB_SDA2I16,
2270 BFD_RELOC_PPC_EMB_SDA2REL,
2271 BFD_RELOC_PPC_EMB_SDA21,
2272 BFD_RELOC_PPC_EMB_MRKREF,
2273 BFD_RELOC_PPC_EMB_RELSEC16,
2274 BFD_RELOC_PPC_EMB_RELST_LO,
2275 BFD_RELOC_PPC_EMB_RELST_HI,
2276 BFD_RELOC_PPC_EMB_RELST_HA,
2277 BFD_RELOC_PPC_EMB_BIT_FLD,
2278 BFD_RELOC_PPC_EMB_RELSDA,
2279 BFD_RELOC_PPC64_HIGHER,
2280 BFD_RELOC_PPC64_HIGHER_S,
2281 BFD_RELOC_PPC64_HIGHEST,
2282 BFD_RELOC_PPC64_HIGHEST_S,
2283 BFD_RELOC_PPC64_TOC16_LO,
2284 BFD_RELOC_PPC64_TOC16_HI,
2285 BFD_RELOC_PPC64_TOC16_HA,
2286 BFD_RELOC_PPC64_TOC,
2287 BFD_RELOC_PPC64_PLTGOT16,
2288 BFD_RELOC_PPC64_PLTGOT16_LO,
2289 BFD_RELOC_PPC64_PLTGOT16_HI,
2290 BFD_RELOC_PPC64_PLTGOT16_HA,
2291 BFD_RELOC_PPC64_ADDR16_DS,
2292 BFD_RELOC_PPC64_ADDR16_LO_DS,
2293 BFD_RELOC_PPC64_GOT16_DS,
2294 BFD_RELOC_PPC64_GOT16_LO_DS,
2295 BFD_RELOC_PPC64_PLT16_LO_DS,
2296 BFD_RELOC_PPC64_SECTOFF_DS,
2297 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2298 BFD_RELOC_PPC64_TOC16_DS,
2299 BFD_RELOC_PPC64_TOC16_LO_DS,
2300 BFD_RELOC_PPC64_PLTGOT16_DS,
2301 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2302
2303 /* IBM 370/390 relocations */
2304 BFD_RELOC_I370_D12,
2305
2306 /* The type of reloc used to build a contructor table - at the moment
2307 probably a 32 bit wide absolute relocation, but the target can choose.
2308 It generally does map to one of the other relocation types. */
2309 BFD_RELOC_CTOR,
2310
2311 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2312 not stored in the instruction. */
2313 BFD_RELOC_ARM_PCREL_BRANCH,
2314
2315 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2316 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2317 field in the instruction. */
2318 BFD_RELOC_ARM_PCREL_BLX,
2319
2320 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2321 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2322 field in the instruction. */
2323 BFD_RELOC_THUMB_PCREL_BLX,
2324
2325 /* These relocs are only used within the ARM assembler. They are not
2326 (at present) written to any object files. */
2327 BFD_RELOC_ARM_IMMEDIATE,
2328 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2329 BFD_RELOC_ARM_OFFSET_IMM,
2330 BFD_RELOC_ARM_SHIFT_IMM,
2331 BFD_RELOC_ARM_SWI,
2332 BFD_RELOC_ARM_MULTI,
2333 BFD_RELOC_ARM_CP_OFF_IMM,
2334 BFD_RELOC_ARM_ADR_IMM,
2335 BFD_RELOC_ARM_LDR_IMM,
2336 BFD_RELOC_ARM_LITERAL,
2337 BFD_RELOC_ARM_IN_POOL,
2338 BFD_RELOC_ARM_OFFSET_IMM8,
2339 BFD_RELOC_ARM_HWLITERAL,
2340 BFD_RELOC_ARM_THUMB_ADD,
2341 BFD_RELOC_ARM_THUMB_IMM,
2342 BFD_RELOC_ARM_THUMB_SHIFT,
2343 BFD_RELOC_ARM_THUMB_OFFSET,
2344 BFD_RELOC_ARM_GOT12,
2345 BFD_RELOC_ARM_GOT32,
2346 BFD_RELOC_ARM_JUMP_SLOT,
2347 BFD_RELOC_ARM_COPY,
2348 BFD_RELOC_ARM_GLOB_DAT,
2349 BFD_RELOC_ARM_PLT32,
2350 BFD_RELOC_ARM_RELATIVE,
2351 BFD_RELOC_ARM_GOTOFF,
2352 BFD_RELOC_ARM_GOTPC,
2353
2354 /* Hitachi SH relocs. Not all of these appear in object files. */
2355 BFD_RELOC_SH_PCDISP8BY2,
2356 BFD_RELOC_SH_PCDISP12BY2,
2357 BFD_RELOC_SH_IMM4,
2358 BFD_RELOC_SH_IMM4BY2,
2359 BFD_RELOC_SH_IMM4BY4,
2360 BFD_RELOC_SH_IMM8,
2361 BFD_RELOC_SH_IMM8BY2,
2362 BFD_RELOC_SH_IMM8BY4,
2363 BFD_RELOC_SH_PCRELIMM8BY2,
2364 BFD_RELOC_SH_PCRELIMM8BY4,
2365 BFD_RELOC_SH_SWITCH16,
2366 BFD_RELOC_SH_SWITCH32,
2367 BFD_RELOC_SH_USES,
2368 BFD_RELOC_SH_COUNT,
2369 BFD_RELOC_SH_ALIGN,
2370 BFD_RELOC_SH_CODE,
2371 BFD_RELOC_SH_DATA,
2372 BFD_RELOC_SH_LABEL,
2373 BFD_RELOC_SH_LOOP_START,
2374 BFD_RELOC_SH_LOOP_END,
2375 BFD_RELOC_SH_COPY,
2376 BFD_RELOC_SH_GLOB_DAT,
2377 BFD_RELOC_SH_JMP_SLOT,
2378 BFD_RELOC_SH_RELATIVE,
2379 BFD_RELOC_SH_GOTPC,
2380 BFD_RELOC_SH_GOT_LOW16,
2381 BFD_RELOC_SH_GOT_MEDLOW16,
2382 BFD_RELOC_SH_GOT_MEDHI16,
2383 BFD_RELOC_SH_GOT_HI16,
2384 BFD_RELOC_SH_GOTPLT_LOW16,
2385 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2386 BFD_RELOC_SH_GOTPLT_MEDHI16,
2387 BFD_RELOC_SH_GOTPLT_HI16,
2388 BFD_RELOC_SH_PLT_LOW16,
2389 BFD_RELOC_SH_PLT_MEDLOW16,
2390 BFD_RELOC_SH_PLT_MEDHI16,
2391 BFD_RELOC_SH_PLT_HI16,
2392 BFD_RELOC_SH_GOTOFF_LOW16,
2393 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2394 BFD_RELOC_SH_GOTOFF_MEDHI16,
2395 BFD_RELOC_SH_GOTOFF_HI16,
2396 BFD_RELOC_SH_GOTPC_LOW16,
2397 BFD_RELOC_SH_GOTPC_MEDLOW16,
2398 BFD_RELOC_SH_GOTPC_MEDHI16,
2399 BFD_RELOC_SH_GOTPC_HI16,
2400 BFD_RELOC_SH_COPY64,
2401 BFD_RELOC_SH_GLOB_DAT64,
2402 BFD_RELOC_SH_JMP_SLOT64,
2403 BFD_RELOC_SH_RELATIVE64,
2404 BFD_RELOC_SH_GOT10BY4,
2405 BFD_RELOC_SH_GOT10BY8,
2406 BFD_RELOC_SH_GOTPLT10BY4,
2407 BFD_RELOC_SH_GOTPLT10BY8,
2408 BFD_RELOC_SH_GOTPLT32,
2409 BFD_RELOC_SH_SHMEDIA_CODE,
2410 BFD_RELOC_SH_IMMU5,
2411 BFD_RELOC_SH_IMMS6,
2412 BFD_RELOC_SH_IMMS6BY32,
2413 BFD_RELOC_SH_IMMU6,
2414 BFD_RELOC_SH_IMMS10,
2415 BFD_RELOC_SH_IMMS10BY2,
2416 BFD_RELOC_SH_IMMS10BY4,
2417 BFD_RELOC_SH_IMMS10BY8,
2418 BFD_RELOC_SH_IMMS16,
2419 BFD_RELOC_SH_IMMU16,
2420 BFD_RELOC_SH_IMM_LOW16,
2421 BFD_RELOC_SH_IMM_LOW16_PCREL,
2422 BFD_RELOC_SH_IMM_MEDLOW16,
2423 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2424 BFD_RELOC_SH_IMM_MEDHI16,
2425 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2426 BFD_RELOC_SH_IMM_HI16,
2427 BFD_RELOC_SH_IMM_HI16_PCREL,
2428 BFD_RELOC_SH_PT_16,
2429
2430 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2431 be zero and is not stored in the instruction. */
2432 BFD_RELOC_THUMB_PCREL_BRANCH9,
2433 BFD_RELOC_THUMB_PCREL_BRANCH12,
2434 BFD_RELOC_THUMB_PCREL_BRANCH23,
2435
2436 /* ARC Cores relocs.
2437 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2438 not stored in the instruction. The high 20 bits are installed in bits 26
2439 through 7 of the instruction. */
2440 BFD_RELOC_ARC_B22_PCREL,
2441
2442 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2443 stored in the instruction. The high 24 bits are installed in bits 23
2444 through 0. */
2445 BFD_RELOC_ARC_B26,
2446
2447 /* Mitsubishi D10V relocs.
2448 This is a 10-bit reloc with the right 2 bits
2449 assumed to be 0. */
2450 BFD_RELOC_D10V_10_PCREL_R,
2451
2452 /* Mitsubishi D10V relocs.
2453 This is a 10-bit reloc with the right 2 bits
2454 assumed to be 0. This is the same as the previous reloc
2455 except it is in the left container, i.e.,
2456 shifted left 15 bits. */
2457 BFD_RELOC_D10V_10_PCREL_L,
2458
2459 /* This is an 18-bit reloc with the right 2 bits
2460 assumed to be 0. */
2461 BFD_RELOC_D10V_18,
2462
2463 /* This is an 18-bit reloc with the right 2 bits
2464 assumed to be 0. */
2465 BFD_RELOC_D10V_18_PCREL,
2466
2467 /* Mitsubishi D30V relocs.
2468 This is a 6-bit absolute reloc. */
2469 BFD_RELOC_D30V_6,
2470
2471 /* This is a 6-bit pc-relative reloc with
2472 the right 3 bits assumed to be 0. */
2473 BFD_RELOC_D30V_9_PCREL,
2474
2475 /* This is a 6-bit pc-relative reloc with
2476 the right 3 bits assumed to be 0. Same
2477 as the previous reloc but on the right side
2478 of the container. */
2479 BFD_RELOC_D30V_9_PCREL_R,
2480
2481 /* This is a 12-bit absolute reloc with the
2482 right 3 bitsassumed to be 0. */
2483 BFD_RELOC_D30V_15,
2484
2485 /* This is a 12-bit pc-relative reloc with
2486 the right 3 bits assumed to be 0. */
2487 BFD_RELOC_D30V_15_PCREL,
2488
2489 /* This is a 12-bit pc-relative reloc with
2490 the right 3 bits assumed to be 0. Same
2491 as the previous reloc but on the right side
2492 of the container. */
2493 BFD_RELOC_D30V_15_PCREL_R,
2494
2495 /* This is an 18-bit absolute reloc with
2496 the right 3 bits assumed to be 0. */
2497 BFD_RELOC_D30V_21,
2498
2499 /* This is an 18-bit pc-relative reloc with
2500 the right 3 bits assumed to be 0. */
2501 BFD_RELOC_D30V_21_PCREL,
2502
2503 /* This is an 18-bit pc-relative reloc with
2504 the right 3 bits assumed to be 0. Same
2505 as the previous reloc but on the right side
2506 of the container. */
2507 BFD_RELOC_D30V_21_PCREL_R,
2508
2509 /* This is a 32-bit absolute reloc. */
2510 BFD_RELOC_D30V_32,
2511
2512 /* This is a 32-bit pc-relative reloc. */
2513 BFD_RELOC_D30V_32_PCREL,
2514
2515 /* Mitsubishi M32R relocs.
2516 This is a 24 bit absolute address. */
2517 BFD_RELOC_M32R_24,
2518
2519 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2520 BFD_RELOC_M32R_10_PCREL,
2521
2522 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2523 BFD_RELOC_M32R_18_PCREL,
2524
2525 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2526 BFD_RELOC_M32R_26_PCREL,
2527
2528 /* This is a 16-bit reloc containing the high 16 bits of an address
2529 used when the lower 16 bits are treated as unsigned. */
2530 BFD_RELOC_M32R_HI16_ULO,
2531
2532 /* This is a 16-bit reloc containing the high 16 bits of an address
2533 used when the lower 16 bits are treated as signed. */
2534 BFD_RELOC_M32R_HI16_SLO,
2535
2536 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2537 BFD_RELOC_M32R_LO16,
2538
2539 /* This is a 16-bit reloc containing the small data area offset for use in
2540 add3, load, and store instructions. */
2541 BFD_RELOC_M32R_SDA16,
2542
2543 /* This is a 9-bit reloc */
2544 BFD_RELOC_V850_9_PCREL,
2545
2546 /* This is a 22-bit reloc */
2547 BFD_RELOC_V850_22_PCREL,
2548
2549 /* This is a 16 bit offset from the short data area pointer. */
2550 BFD_RELOC_V850_SDA_16_16_OFFSET,
2551
2552 /* This is a 16 bit offset (of which only 15 bits are used) from the
2553 short data area pointer. */
2554 BFD_RELOC_V850_SDA_15_16_OFFSET,
2555
2556 /* This is a 16 bit offset from the zero data area pointer. */
2557 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2558
2559 /* This is a 16 bit offset (of which only 15 bits are used) from the
2560 zero data area pointer. */
2561 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2562
2563 /* This is an 8 bit offset (of which only 6 bits are used) from the
2564 tiny data area pointer. */
2565 BFD_RELOC_V850_TDA_6_8_OFFSET,
2566
2567 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2568 data area pointer. */
2569 BFD_RELOC_V850_TDA_7_8_OFFSET,
2570
2571 /* This is a 7 bit offset from the tiny data area pointer. */
2572 BFD_RELOC_V850_TDA_7_7_OFFSET,
2573
2574 /* This is a 16 bit offset from the tiny data area pointer. */
2575 BFD_RELOC_V850_TDA_16_16_OFFSET,
2576
2577 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2578 data area pointer. */
2579 BFD_RELOC_V850_TDA_4_5_OFFSET,
2580
2581 /* This is a 4 bit offset from the tiny data area pointer. */
2582 BFD_RELOC_V850_TDA_4_4_OFFSET,
2583
2584 /* This is a 16 bit offset from the short data area pointer, with the
2585 bits placed non-contigously in the instruction. */
2586 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2587
2588 /* This is a 16 bit offset from the zero data area pointer, with the
2589 bits placed non-contigously in the instruction. */
2590 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2591
2592 /* This is a 6 bit offset from the call table base pointer. */
2593 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2594
2595 /* This is a 16 bit offset from the call table base pointer. */
2596 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2597
2598
2599 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2600 instruction. */
2601 BFD_RELOC_MN10300_32_PCREL,
2602
2603 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2604 instruction. */
2605 BFD_RELOC_MN10300_16_PCREL,
2606
2607 /* This is a 8bit DP reloc for the tms320c30, where the most
2608 significant 8 bits of a 24 bit word are placed into the least
2609 significant 8 bits of the opcode. */
2610 BFD_RELOC_TIC30_LDP,
2611
2612 /* This is a 7bit reloc for the tms320c54x, where the least
2613 significant 7 bits of a 16 bit word are placed into the least
2614 significant 7 bits of the opcode. */
2615 BFD_RELOC_TIC54X_PARTLS7,
2616
2617 /* This is a 9bit DP reloc for the tms320c54x, where the most
2618 significant 9 bits of a 16 bit word are placed into the least
2619 significant 9 bits of the opcode. */
2620 BFD_RELOC_TIC54X_PARTMS9,
2621
2622 /* This is an extended address 23-bit reloc for the tms320c54x. */
2623 BFD_RELOC_TIC54X_23,
2624
2625 /* This is a 16-bit reloc for the tms320c54x, where the least
2626 significant 16 bits of a 23-bit extended address are placed into
2627 the opcode. */
2628 BFD_RELOC_TIC54X_16_OF_23,
2629
2630 /* This is a reloc for the tms320c54x, where the most
2631 significant 7 bits of a 23-bit extended address are placed into
2632 the opcode. */
2633 BFD_RELOC_TIC54X_MS7_OF_23,
2634
2635 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2636 BFD_RELOC_FR30_48,
2637
2638 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2639 two sections. */
2640 BFD_RELOC_FR30_20,
2641
2642 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2643 4 bits. */
2644 BFD_RELOC_FR30_6_IN_4,
2645
2646 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2647 into 8 bits. */
2648 BFD_RELOC_FR30_8_IN_8,
2649
2650 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2651 into 8 bits. */
2652 BFD_RELOC_FR30_9_IN_8,
2653
2654 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2655 into 8 bits. */
2656 BFD_RELOC_FR30_10_IN_8,
2657
2658 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2659 short offset into 8 bits. */
2660 BFD_RELOC_FR30_9_PCREL,
2661
2662 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2663 short offset into 11 bits. */
2664 BFD_RELOC_FR30_12_PCREL,
2665
2666 /* Motorola Mcore relocations. */
2667 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2668 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2669 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2670 BFD_RELOC_MCORE_PCREL_32,
2671 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2672 BFD_RELOC_MCORE_RVA,
2673
2674 /* These are relocations for the GETA instruction. */
2675 BFD_RELOC_MMIX_GETA,
2676 BFD_RELOC_MMIX_GETA_1,
2677 BFD_RELOC_MMIX_GETA_2,
2678 BFD_RELOC_MMIX_GETA_3,
2679
2680 /* These are relocations for a conditional branch instruction. */
2681 BFD_RELOC_MMIX_CBRANCH,
2682 BFD_RELOC_MMIX_CBRANCH_J,
2683 BFD_RELOC_MMIX_CBRANCH_1,
2684 BFD_RELOC_MMIX_CBRANCH_2,
2685 BFD_RELOC_MMIX_CBRANCH_3,
2686
2687 /* These are relocations for the PUSHJ instruction. */
2688 BFD_RELOC_MMIX_PUSHJ,
2689 BFD_RELOC_MMIX_PUSHJ_1,
2690 BFD_RELOC_MMIX_PUSHJ_2,
2691 BFD_RELOC_MMIX_PUSHJ_3,
2692
2693 /* These are relocations for the JMP instruction. */
2694 BFD_RELOC_MMIX_JMP,
2695 BFD_RELOC_MMIX_JMP_1,
2696 BFD_RELOC_MMIX_JMP_2,
2697 BFD_RELOC_MMIX_JMP_3,
2698
2699 /* This is a relocation for a relative address as in a GETA instruction or
2700 a branch. */
2701 BFD_RELOC_MMIX_ADDR19,
2702
2703 /* This is a relocation for a relative address as in a JMP instruction. */
2704 BFD_RELOC_MMIX_ADDR27,
2705
2706 /* This is a relocation for an instruction field that may be a general
2707 register or a value 0..255. */
2708 BFD_RELOC_MMIX_REG_OR_BYTE,
2709
2710 /* This is a relocation for an instruction field that may be a general
2711 register. */
2712 BFD_RELOC_MMIX_REG,
2713
2714 /* This is a relocation for two instruction fields holding a register and
2715 an offset, the equivalent of the relocation. */
2716 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2717
2718 /* This relocation is an assertion that the expression is not allocated as
2719 a global register. It does not modify contents. */
2720 BFD_RELOC_MMIX_LOCAL,
2721
2722 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2723 short offset into 7 bits. */
2724 BFD_RELOC_AVR_7_PCREL,
2725
2726 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2727 short offset into 12 bits. */
2728 BFD_RELOC_AVR_13_PCREL,
2729
2730 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2731 program memory address) into 16 bits. */
2732 BFD_RELOC_AVR_16_PM,
2733
2734 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2735 data memory address) into 8 bit immediate value of LDI insn. */
2736 BFD_RELOC_AVR_LO8_LDI,
2737
2738 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2739 of data memory address) into 8 bit immediate value of LDI insn. */
2740 BFD_RELOC_AVR_HI8_LDI,
2741
2742 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2743 of program memory address) into 8 bit immediate value of LDI insn. */
2744 BFD_RELOC_AVR_HH8_LDI,
2745
2746 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2747 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2748 BFD_RELOC_AVR_LO8_LDI_NEG,
2749
2750 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2751 (high 8 bit of data memory address) into 8 bit immediate value of
2752 SUBI insn. */
2753 BFD_RELOC_AVR_HI8_LDI_NEG,
2754
2755 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2756 (most high 8 bit of program memory address) into 8 bit immediate value
2757 of LDI or SUBI insn. */
2758 BFD_RELOC_AVR_HH8_LDI_NEG,
2759
2760 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2761 command address) into 8 bit immediate value of LDI insn. */
2762 BFD_RELOC_AVR_LO8_LDI_PM,
2763
2764 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2765 of command address) into 8 bit immediate value of LDI insn. */
2766 BFD_RELOC_AVR_HI8_LDI_PM,
2767
2768 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2769 of command address) into 8 bit immediate value of LDI insn. */
2770 BFD_RELOC_AVR_HH8_LDI_PM,
2771
2772 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2773 (usually command address) into 8 bit immediate value of SUBI insn. */
2774 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2775
2776 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2777 (high 8 bit of 16 bit command address) into 8 bit immediate value
2778 of SUBI insn. */
2779 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2780
2781 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2782 (high 6 bit of 22 bit command address) into 8 bit immediate
2783 value of SUBI insn. */
2784 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2785
2786 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2787 into 22 bits. */
2788 BFD_RELOC_AVR_CALL,
2789
2790 /* Direct 12 bit. */
2791 BFD_RELOC_390_12,
2792
2793 /* 12 bit GOT offset. */
2794 BFD_RELOC_390_GOT12,
2795
2796 /* 32 bit PC relative PLT address. */
2797 BFD_RELOC_390_PLT32,
2798
2799 /* Copy symbol at runtime. */
2800 BFD_RELOC_390_COPY,
2801
2802 /* Create GOT entry. */
2803 BFD_RELOC_390_GLOB_DAT,
2804
2805 /* Create PLT entry. */
2806 BFD_RELOC_390_JMP_SLOT,
2807
2808 /* Adjust by program base. */
2809 BFD_RELOC_390_RELATIVE,
2810
2811 /* 32 bit PC relative offset to GOT. */
2812 BFD_RELOC_390_GOTPC,
2813
2814 /* 16 bit GOT offset. */
2815 BFD_RELOC_390_GOT16,
2816
2817 /* PC relative 16 bit shifted by 1. */
2818 BFD_RELOC_390_PC16DBL,
2819
2820 /* 16 bit PC rel. PLT shifted by 1. */
2821 BFD_RELOC_390_PLT16DBL,
2822
2823 /* PC relative 32 bit shifted by 1. */
2824 BFD_RELOC_390_PC32DBL,
2825
2826 /* 32 bit PC rel. PLT shifted by 1. */
2827 BFD_RELOC_390_PLT32DBL,
2828
2829 /* 32 bit PC rel. GOT shifted by 1. */
2830 BFD_RELOC_390_GOTPCDBL,
2831
2832 /* 64 bit GOT offset. */
2833 BFD_RELOC_390_GOT64,
2834
2835 /* 64 bit PC relative PLT address. */
2836 BFD_RELOC_390_PLT64,
2837
2838 /* 32 bit rel. offset to GOT entry. */
2839 BFD_RELOC_390_GOTENT,
2840
2841 /* These two relocations are used by the linker to determine which of
2842 the entries in a C++ virtual function table are actually used. When
2843 the --gc-sections option is given, the linker will zero out the entries
2844 that are not used, so that the code for those functions need not be
2845 included in the output.
2846
2847 VTABLE_INHERIT is a zero-space relocation used to describe to the
2848 linker the inheritence tree of a C++ virtual function table. The
2849 relocation's symbol should be the parent class' vtable, and the
2850 relocation should be located at the child vtable.
2851
2852 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2853 virtual function table entry. The reloc's symbol should refer to the
2854 table of the class mentioned in the code. Off of that base, an offset
2855 describes the entry that is being used. For Rela hosts, this offset
2856 is stored in the reloc's addend. For Rel hosts, we are forced to put
2857 this offset in the reloc's section offset. */
2858 BFD_RELOC_VTABLE_INHERIT,
2859 BFD_RELOC_VTABLE_ENTRY,
2860
2861 /* Intel IA64 Relocations. */
2862 BFD_RELOC_IA64_IMM14,
2863 BFD_RELOC_IA64_IMM22,
2864 BFD_RELOC_IA64_IMM64,
2865 BFD_RELOC_IA64_DIR32MSB,
2866 BFD_RELOC_IA64_DIR32LSB,
2867 BFD_RELOC_IA64_DIR64MSB,
2868 BFD_RELOC_IA64_DIR64LSB,
2869 BFD_RELOC_IA64_GPREL22,
2870 BFD_RELOC_IA64_GPREL64I,
2871 BFD_RELOC_IA64_GPREL32MSB,
2872 BFD_RELOC_IA64_GPREL32LSB,
2873 BFD_RELOC_IA64_GPREL64MSB,
2874 BFD_RELOC_IA64_GPREL64LSB,
2875 BFD_RELOC_IA64_LTOFF22,
2876 BFD_RELOC_IA64_LTOFF64I,
2877 BFD_RELOC_IA64_PLTOFF22,
2878 BFD_RELOC_IA64_PLTOFF64I,
2879 BFD_RELOC_IA64_PLTOFF64MSB,
2880 BFD_RELOC_IA64_PLTOFF64LSB,
2881 BFD_RELOC_IA64_FPTR64I,
2882 BFD_RELOC_IA64_FPTR32MSB,
2883 BFD_RELOC_IA64_FPTR32LSB,
2884 BFD_RELOC_IA64_FPTR64MSB,
2885 BFD_RELOC_IA64_FPTR64LSB,
2886 BFD_RELOC_IA64_PCREL21B,
2887 BFD_RELOC_IA64_PCREL21BI,
2888 BFD_RELOC_IA64_PCREL21M,
2889 BFD_RELOC_IA64_PCREL21F,
2890 BFD_RELOC_IA64_PCREL22,
2891 BFD_RELOC_IA64_PCREL60B,
2892 BFD_RELOC_IA64_PCREL64I,
2893 BFD_RELOC_IA64_PCREL32MSB,
2894 BFD_RELOC_IA64_PCREL32LSB,
2895 BFD_RELOC_IA64_PCREL64MSB,
2896 BFD_RELOC_IA64_PCREL64LSB,
2897 BFD_RELOC_IA64_LTOFF_FPTR22,
2898 BFD_RELOC_IA64_LTOFF_FPTR64I,
2899 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2900 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
2901 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2902 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
2903 BFD_RELOC_IA64_SEGREL32MSB,
2904 BFD_RELOC_IA64_SEGREL32LSB,
2905 BFD_RELOC_IA64_SEGREL64MSB,
2906 BFD_RELOC_IA64_SEGREL64LSB,
2907 BFD_RELOC_IA64_SECREL32MSB,
2908 BFD_RELOC_IA64_SECREL32LSB,
2909 BFD_RELOC_IA64_SECREL64MSB,
2910 BFD_RELOC_IA64_SECREL64LSB,
2911 BFD_RELOC_IA64_REL32MSB,
2912 BFD_RELOC_IA64_REL32LSB,
2913 BFD_RELOC_IA64_REL64MSB,
2914 BFD_RELOC_IA64_REL64LSB,
2915 BFD_RELOC_IA64_LTV32MSB,
2916 BFD_RELOC_IA64_LTV32LSB,
2917 BFD_RELOC_IA64_LTV64MSB,
2918 BFD_RELOC_IA64_LTV64LSB,
2919 BFD_RELOC_IA64_IPLTMSB,
2920 BFD_RELOC_IA64_IPLTLSB,
2921 BFD_RELOC_IA64_COPY,
2922 BFD_RELOC_IA64_TPREL22,
2923 BFD_RELOC_IA64_TPREL64MSB,
2924 BFD_RELOC_IA64_TPREL64LSB,
2925 BFD_RELOC_IA64_LTOFF_TP22,
2926 BFD_RELOC_IA64_LTOFF22X,
2927 BFD_RELOC_IA64_LDXMOV,
2928
2929 /* Motorola 68HC11 reloc.
2930 This is the 8 bits high part of an absolute address. */
2931 BFD_RELOC_M68HC11_HI8,
2932
2933 /* Motorola 68HC11 reloc.
2934 This is the 8 bits low part of an absolute address. */
2935 BFD_RELOC_M68HC11_LO8,
2936
2937 /* Motorola 68HC11 reloc.
2938 This is the 3 bits of a value. */
2939 BFD_RELOC_M68HC11_3B,
2940
2941 /* These relocs are only used within the CRIS assembler. They are not
2942 (at present) written to any object files. */
2943 BFD_RELOC_CRIS_BDISP8,
2944 BFD_RELOC_CRIS_UNSIGNED_5,
2945 BFD_RELOC_CRIS_SIGNED_6,
2946 BFD_RELOC_CRIS_UNSIGNED_6,
2947 BFD_RELOC_CRIS_UNSIGNED_4,
2948
2949 /* Relocs used in ELF shared libraries for CRIS. */
2950 BFD_RELOC_CRIS_COPY,
2951 BFD_RELOC_CRIS_GLOB_DAT,
2952 BFD_RELOC_CRIS_JUMP_SLOT,
2953 BFD_RELOC_CRIS_RELATIVE,
2954
2955 /* 32-bit offset to symbol-entry within GOT. */
2956 BFD_RELOC_CRIS_32_GOT,
2957
2958 /* 16-bit offset to symbol-entry within GOT. */
2959 BFD_RELOC_CRIS_16_GOT,
2960
2961 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
2962 BFD_RELOC_CRIS_32_GOTPLT,
2963
2964 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
2965 BFD_RELOC_CRIS_16_GOTPLT,
2966
2967 /* 32-bit offset to symbol, relative to GOT. */
2968 BFD_RELOC_CRIS_32_GOTREL,
2969
2970 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
2971 BFD_RELOC_CRIS_32_PLT_GOTREL,
2972
2973 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
2974 BFD_RELOC_CRIS_32_PLT_PCREL,
2975
2976 /* Intel i860 Relocations. */
2977 BFD_RELOC_860_COPY,
2978 BFD_RELOC_860_GLOB_DAT,
2979 BFD_RELOC_860_JUMP_SLOT,
2980 BFD_RELOC_860_RELATIVE,
2981 BFD_RELOC_860_PC26,
2982 BFD_RELOC_860_PLT26,
2983 BFD_RELOC_860_PC16,
2984 BFD_RELOC_860_LOW0,
2985 BFD_RELOC_860_SPLIT0,
2986 BFD_RELOC_860_LOW1,
2987 BFD_RELOC_860_SPLIT1,
2988 BFD_RELOC_860_LOW2,
2989 BFD_RELOC_860_SPLIT2,
2990 BFD_RELOC_860_LOW3,
2991 BFD_RELOC_860_LOGOT0,
2992 BFD_RELOC_860_SPGOT0,
2993 BFD_RELOC_860_LOGOT1,
2994 BFD_RELOC_860_SPGOT1,
2995 BFD_RELOC_860_LOGOTOFF0,
2996 BFD_RELOC_860_SPGOTOFF0,
2997 BFD_RELOC_860_LOGOTOFF1,
2998 BFD_RELOC_860_SPGOTOFF1,
2999 BFD_RELOC_860_LOGOTOFF2,
3000 BFD_RELOC_860_LOGOTOFF3,
3001 BFD_RELOC_860_LOPC,
3002 BFD_RELOC_860_HIGHADJ,
3003 BFD_RELOC_860_HAGOT,
3004 BFD_RELOC_860_HAGOTOFF,
3005 BFD_RELOC_860_HAPC,
3006 BFD_RELOC_860_HIGH,
3007 BFD_RELOC_860_HIGOT,
3008 BFD_RELOC_860_HIGOTOFF,
3009
3010 /* OpenRISC Relocations. */
3011 BFD_RELOC_OPENRISC_ABS_26,
3012 BFD_RELOC_OPENRISC_REL_26,
3013
3014 /* H8 elf Relocations. */
3015 BFD_RELOC_H8_DIR16A8,
3016 BFD_RELOC_H8_DIR16R8,
3017 BFD_RELOC_H8_DIR24A8,
3018 BFD_RELOC_H8_DIR24R8,
3019 BFD_RELOC_H8_DIR32A16,
3020
3021 /* Sony Xstormy16 Relocations. */
3022 BFD_RELOC_XSTORMY16_REL_12,
3023 BFD_RELOC_XSTORMY16_24,
3024 BFD_RELOC_XSTORMY16_FPTR16,
3025 BFD_RELOC_UNUSED };
3026 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3027 reloc_howto_type *
3028 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3029
3030 const char *
3031 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3032
3033
3034 typedef struct symbol_cache_entry
3035 {
3036 /* A pointer to the BFD which owns the symbol. This information
3037 is necessary so that a back end can work out what additional
3038 information (invisible to the application writer) is carried
3039 with the symbol.
3040
3041 This field is *almost* redundant, since you can use section->owner
3042 instead, except that some symbols point to the global sections
3043 bfd_{abs,com,und}_section. This could be fixed by making
3044 these globals be per-bfd (or per-target-flavor). FIXME. */
3045 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3046
3047 /* The text of the symbol. The name is left alone, and not copied; the
3048 application may not alter it. */
3049 const char *name;
3050
3051 /* The value of the symbol. This really should be a union of a
3052 numeric value with a pointer, since some flags indicate that
3053 a pointer to another symbol is stored here. */
3054 symvalue value;
3055
3056 /* Attributes of a symbol. */
3057 #define BSF_NO_FLAGS 0x00
3058
3059 /* The symbol has local scope; <<static>> in <<C>>. The value
3060 is the offset into the section of the data. */
3061 #define BSF_LOCAL 0x01
3062
3063 /* The symbol has global scope; initialized data in <<C>>. The
3064 value is the offset into the section of the data. */
3065 #define BSF_GLOBAL 0x02
3066
3067 /* The symbol has global scope and is exported. The value is
3068 the offset into the section of the data. */
3069 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3070
3071 /* A normal C symbol would be one of:
3072 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3073 <<BSF_GLOBAL>>. */
3074
3075 /* The symbol is a debugging record. The value has an arbitary
3076 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3077 #define BSF_DEBUGGING 0x08
3078
3079 /* The symbol denotes a function entry point. Used in ELF,
3080 perhaps others someday. */
3081 #define BSF_FUNCTION 0x10
3082
3083 /* Used by the linker. */
3084 #define BSF_KEEP 0x20
3085 #define BSF_KEEP_G 0x40
3086
3087 /* A weak global symbol, overridable without warnings by
3088 a regular global symbol of the same name. */
3089 #define BSF_WEAK 0x80
3090
3091 /* This symbol was created to point to a section, e.g. ELF's
3092 STT_SECTION symbols. */
3093 #define BSF_SECTION_SYM 0x100
3094
3095 /* The symbol used to be a common symbol, but now it is
3096 allocated. */
3097 #define BSF_OLD_COMMON 0x200
3098
3099 /* The default value for common data. */
3100 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3101
3102 /* In some files the type of a symbol sometimes alters its
3103 location in an output file - ie in coff a <<ISFCN>> symbol
3104 which is also <<C_EXT>> symbol appears where it was
3105 declared and not at the end of a section. This bit is set
3106 by the target BFD part to convey this information. */
3107 #define BSF_NOT_AT_END 0x400
3108
3109 /* Signal that the symbol is the label of constructor section. */
3110 #define BSF_CONSTRUCTOR 0x800
3111
3112 /* Signal that the symbol is a warning symbol. The name is a
3113 warning. The name of the next symbol is the one to warn about;
3114 if a reference is made to a symbol with the same name as the next
3115 symbol, a warning is issued by the linker. */
3116 #define BSF_WARNING 0x1000
3117
3118 /* Signal that the symbol is indirect. This symbol is an indirect
3119 pointer to the symbol with the same name as the next symbol. */
3120 #define BSF_INDIRECT 0x2000
3121
3122 /* BSF_FILE marks symbols that contain a file name. This is used
3123 for ELF STT_FILE symbols. */
3124 #define BSF_FILE 0x4000
3125
3126 /* Symbol is from dynamic linking information. */
3127 #define BSF_DYNAMIC 0x8000
3128
3129 /* The symbol denotes a data object. Used in ELF, and perhaps
3130 others someday. */
3131 #define BSF_OBJECT 0x10000
3132
3133 /* This symbol is a debugging symbol. The value is the offset
3134 into the section of the data. BSF_DEBUGGING should be set
3135 as well. */
3136 #define BSF_DEBUGGING_RELOC 0x20000
3137
3138 flagword flags;
3139
3140 /* A pointer to the section to which this symbol is
3141 relative. This will always be non NULL, there are special
3142 sections for undefined and absolute symbols. */
3143 struct sec *section;
3144
3145 /* Back end special data. */
3146 union
3147 {
3148 PTR p;
3149 bfd_vma i;
3150 }
3151 udata;
3152 }
3153 asymbol;
3154
3155 #define bfd_get_symtab_upper_bound(abfd) \
3156 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3157
3158 boolean
3159 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3160
3161 boolean
3162 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3163
3164 #define bfd_is_local_label_name(abfd, name) \
3165 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3166
3167 #define bfd_canonicalize_symtab(abfd, location) \
3168 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3169 (abfd, location))
3170
3171 boolean
3172 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3173
3174 void
3175 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3176
3177 #define bfd_make_empty_symbol(abfd) \
3178 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3179
3180 asymbol *
3181 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3182
3183 #define bfd_make_debug_symbol(abfd,ptr,size) \
3184 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3185
3186 int
3187 bfd_decode_symclass PARAMS ((asymbol *symbol));
3188
3189 boolean
3190 bfd_is_undefined_symclass PARAMS ((int symclass));
3191
3192 void
3193 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3194
3195 boolean
3196 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3197
3198 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3199 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3200 (ibfd, isymbol, obfd, osymbol))
3201
3202 struct _bfd
3203 {
3204 /* The filename the application opened the BFD with. */
3205 const char *filename;
3206
3207 /* A pointer to the target jump table. */
3208 const struct bfd_target *xvec;
3209
3210 /* To avoid dragging too many header files into every file that
3211 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3212 and MTIME as a "long". Their correct types, to which they
3213 are cast when used, are "FILE *" and "time_t". The iostream
3214 is the result of an fopen on the filename. However, if the
3215 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3216 to a bfd_in_memory struct. */
3217 PTR iostream;
3218
3219 /* Is the file descriptor being cached? That is, can it be closed as
3220 needed, and re-opened when accessed later? */
3221 boolean cacheable;
3222
3223 /* Marks whether there was a default target specified when the
3224 BFD was opened. This is used to select which matching algorithm
3225 to use to choose the back end. */
3226 boolean target_defaulted;
3227
3228 /* The caching routines use these to maintain a
3229 least-recently-used list of BFDs. */
3230 struct _bfd *lru_prev, *lru_next;
3231
3232 /* When a file is closed by the caching routines, BFD retains
3233 state information on the file here... */
3234 ufile_ptr where;
3235
3236 /* ... and here: (``once'' means at least once). */
3237 boolean opened_once;
3238
3239 /* Set if we have a locally maintained mtime value, rather than
3240 getting it from the file each time. */
3241 boolean mtime_set;
3242
3243 /* File modified time, if mtime_set is true. */
3244 long mtime;
3245
3246 /* Reserved for an unimplemented file locking extension. */
3247 int ifd;
3248
3249 /* The format which belongs to the BFD. (object, core, etc.) */
3250 bfd_format format;
3251
3252 /* The direction with which the BFD was opened. */
3253 enum bfd_direction
3254 {
3255 no_direction = 0,
3256 read_direction = 1,
3257 write_direction = 2,
3258 both_direction = 3
3259 }
3260 direction;
3261
3262 /* Format_specific flags. */
3263 flagword flags;
3264
3265 /* Currently my_archive is tested before adding origin to
3266 anything. I believe that this can become always an add of
3267 origin, with origin set to 0 for non archive files. */
3268 ufile_ptr origin;
3269
3270 /* Remember when output has begun, to stop strange things
3271 from happening. */
3272 boolean output_has_begun;
3273
3274 /* A hash table for section names. */
3275 struct bfd_hash_table section_htab;
3276
3277 /* Pointer to linked list of sections. */
3278 struct sec *sections;
3279
3280 /* The place where we add to the section list. */
3281 struct sec **section_tail;
3282
3283 /* The number of sections. */
3284 unsigned int section_count;
3285
3286 /* Stuff only useful for object files:
3287 The start address. */
3288 bfd_vma start_address;
3289
3290 /* Used for input and output. */
3291 unsigned int symcount;
3292
3293 /* Symbol table for output BFD (with symcount entries). */
3294 struct symbol_cache_entry **outsymbols;
3295
3296 /* Pointer to structure which contains architecture information. */
3297 const struct bfd_arch_info *arch_info;
3298
3299 /* Stuff only useful for archives. */
3300 PTR arelt_data;
3301 struct _bfd *my_archive; /* The containing archive BFD. */
3302 struct _bfd *next; /* The next BFD in the archive. */
3303 struct _bfd *archive_head; /* The first BFD in the archive. */
3304 boolean has_armap;
3305
3306 /* A chain of BFD structures involved in a link. */
3307 struct _bfd *link_next;
3308
3309 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3310 be used only for archive elements. */
3311 int archive_pass;
3312
3313 /* Used by the back end to hold private data. */
3314 union
3315 {
3316 struct aout_data_struct *aout_data;
3317 struct artdata *aout_ar_data;
3318 struct _oasys_data *oasys_obj_data;
3319 struct _oasys_ar_data *oasys_ar_data;
3320 struct coff_tdata *coff_obj_data;
3321 struct pe_tdata *pe_obj_data;
3322 struct xcoff_tdata *xcoff_obj_data;
3323 struct ecoff_tdata *ecoff_obj_data;
3324 struct ieee_data_struct *ieee_data;
3325 struct ieee_ar_data_struct *ieee_ar_data;
3326 struct srec_data_struct *srec_data;
3327 struct ihex_data_struct *ihex_data;
3328 struct tekhex_data_struct *tekhex_data;
3329 struct elf_obj_tdata *elf_obj_data;
3330 struct nlm_obj_tdata *nlm_obj_data;
3331 struct bout_data_struct *bout_data;
3332 struct mmo_data_struct *mmo_data;
3333 struct sun_core_struct *sun_core_data;
3334 struct sco5_core_struct *sco5_core_data;
3335 struct trad_core_struct *trad_core_data;
3336 struct som_data_struct *som_data;
3337 struct hpux_core_struct *hpux_core_data;
3338 struct hppabsd_core_struct *hppabsd_core_data;
3339 struct sgi_core_struct *sgi_core_data;
3340 struct lynx_core_struct *lynx_core_data;
3341 struct osf_core_struct *osf_core_data;
3342 struct cisco_core_struct *cisco_core_data;
3343 struct versados_data_struct *versados_data;
3344 struct netbsd_core_struct *netbsd_core_data;
3345 PTR any;
3346 }
3347 tdata;
3348
3349 /* Used by the application to hold private data. */
3350 PTR usrdata;
3351
3352 /* Where all the allocated stuff under this BFD goes. This is a
3353 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3354 objalloc.h. */
3355 PTR memory;
3356 };
3357
3358 typedef enum bfd_error
3359 {
3360 bfd_error_no_error = 0,
3361 bfd_error_system_call,
3362 bfd_error_invalid_target,
3363 bfd_error_wrong_format,
3364 bfd_error_wrong_object_format,
3365 bfd_error_invalid_operation,
3366 bfd_error_no_memory,
3367 bfd_error_no_symbols,
3368 bfd_error_no_armap,
3369 bfd_error_no_more_archived_files,
3370 bfd_error_malformed_archive,
3371 bfd_error_file_not_recognized,
3372 bfd_error_file_ambiguously_recognized,
3373 bfd_error_no_contents,
3374 bfd_error_nonrepresentable_section,
3375 bfd_error_no_debug_section,
3376 bfd_error_bad_value,
3377 bfd_error_file_truncated,
3378 bfd_error_file_too_big,
3379 bfd_error_invalid_error_code
3380 }
3381 bfd_error_type;
3382
3383 bfd_error_type
3384 bfd_get_error PARAMS ((void));
3385
3386 void
3387 bfd_set_error PARAMS ((bfd_error_type error_tag));
3388
3389 const char *
3390 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3391
3392 void
3393 bfd_perror PARAMS ((const char *message));
3394
3395 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3396
3397 bfd_error_handler_type
3398 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3399
3400 void
3401 bfd_set_error_program_name PARAMS ((const char *));
3402
3403 bfd_error_handler_type
3404 bfd_get_error_handler PARAMS ((void));
3405
3406 const char *
3407 bfd_archive_filename PARAMS ((bfd *));
3408
3409 long
3410 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3411
3412 long
3413 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3414 asection *sec,
3415 arelent **loc,
3416 asymbol **syms));
3417
3418 void
3419 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3420
3421 boolean
3422 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3423
3424 int
3425 bfd_get_arch_size PARAMS ((bfd *abfd));
3426
3427 int
3428 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3429
3430 boolean
3431 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3432
3433 long
3434 bfd_get_mtime PARAMS ((bfd *abfd));
3435
3436 long
3437 bfd_get_size PARAMS ((bfd *abfd));
3438
3439 unsigned int
3440 bfd_get_gp_size PARAMS ((bfd *abfd));
3441
3442 void
3443 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3444
3445 bfd_vma
3446 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3447
3448 boolean
3449 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3450
3451 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3452 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3453 (ibfd, obfd))
3454 boolean
3455 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3456
3457 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3458 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3459 (ibfd, obfd))
3460 boolean
3461 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3462
3463 #define bfd_set_private_flags(abfd, flags) \
3464 BFD_SEND (abfd, _bfd_set_private_flags, \
3465 (abfd, flags))
3466 #define bfd_sizeof_headers(abfd, reloc) \
3467 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3468
3469 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3470 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3471
3472 /* Do these three do anything useful at all, for any back end? */
3473 #define bfd_debug_info_start(abfd) \
3474 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3475
3476 #define bfd_debug_info_end(abfd) \
3477 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3478
3479 #define bfd_debug_info_accumulate(abfd, section) \
3480 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3481
3482
3483 #define bfd_stat_arch_elt(abfd, stat) \
3484 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3485
3486 #define bfd_update_armap_timestamp(abfd) \
3487 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3488
3489 #define bfd_set_arch_mach(abfd, arch, mach)\
3490 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3491
3492 #define bfd_relax_section(abfd, section, link_info, again) \
3493 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3494
3495 #define bfd_gc_sections(abfd, link_info) \
3496 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3497
3498 #define bfd_merge_sections(abfd, link_info) \
3499 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3500
3501 #define bfd_link_hash_table_create(abfd) \
3502 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3503
3504 #define bfd_link_add_symbols(abfd, info) \
3505 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3506
3507 #define bfd_final_link(abfd, info) \
3508 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3509
3510 #define bfd_free_cached_info(abfd) \
3511 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3512
3513 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3514 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3515
3516 #define bfd_print_private_bfd_data(abfd, file)\
3517 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3518
3519 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3520 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3521
3522 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3523 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3524
3525 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3526 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3527
3528 extern bfd_byte *bfd_get_relocated_section_contents
3529 PARAMS ((bfd *, struct bfd_link_info *,
3530 struct bfd_link_order *, bfd_byte *,
3531 boolean, asymbol **));
3532
3533 boolean
3534 bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3535
3536 symindex
3537 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3538
3539 boolean
3540 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3541
3542 bfd *
3543 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3544
3545 const char *
3546 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3547
3548 int
3549 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3550
3551 boolean
3552 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3553
3554 #define BFD_SEND(bfd, message, arglist) \
3555 ((*((bfd)->xvec->message)) arglist)
3556
3557 #ifdef DEBUG_BFD_SEND
3558 #undef BFD_SEND
3559 #define BFD_SEND(bfd, message, arglist) \
3560 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3561 ((*((bfd)->xvec->message)) arglist) : \
3562 (bfd_assert (__FILE__,__LINE__), NULL))
3563 #endif
3564 #define BFD_SEND_FMT(bfd, message, arglist) \
3565 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3566
3567 #ifdef DEBUG_BFD_SEND
3568 #undef BFD_SEND_FMT
3569 #define BFD_SEND_FMT(bfd, message, arglist) \
3570 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3571 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3572 (bfd_assert (__FILE__,__LINE__), NULL))
3573 #endif
3574
3575 enum bfd_flavour
3576 {
3577 bfd_target_unknown_flavour,
3578 bfd_target_aout_flavour,
3579 bfd_target_coff_flavour,
3580 bfd_target_ecoff_flavour,
3581 bfd_target_xcoff_flavour,
3582 bfd_target_elf_flavour,
3583 bfd_target_ieee_flavour,
3584 bfd_target_nlm_flavour,
3585 bfd_target_oasys_flavour,
3586 bfd_target_tekhex_flavour,
3587 bfd_target_srec_flavour,
3588 bfd_target_ihex_flavour,
3589 bfd_target_som_flavour,
3590 bfd_target_os9k_flavour,
3591 bfd_target_versados_flavour,
3592 bfd_target_msdos_flavour,
3593 bfd_target_ovax_flavour,
3594 bfd_target_evax_flavour,
3595 bfd_target_mmo_flavour
3596 };
3597
3598 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3599
3600 /* Forward declaration. */
3601 typedef struct bfd_link_info _bfd_link_info;
3602
3603 typedef struct bfd_target
3604 {
3605 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3606 char *name;
3607
3608 /* The "flavour" of a back end is a general indication about
3609 the contents of a file. */
3610 enum bfd_flavour flavour;
3611
3612 /* The order of bytes within the data area of a file. */
3613 enum bfd_endian byteorder;
3614
3615 /* The order of bytes within the header parts of a file. */
3616 enum bfd_endian header_byteorder;
3617
3618 /* A mask of all the flags which an executable may have set -
3619 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3620 flagword object_flags;
3621
3622 /* A mask of all the flags which a section may have set - from
3623 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3624 flagword section_flags;
3625
3626 /* The character normally found at the front of a symbol.
3627 (if any), perhaps `_'. */
3628 char symbol_leading_char;
3629
3630 /* The pad character for file names within an archive header. */
3631 char ar_pad_char;
3632
3633 /* The maximum number of characters in an archive header. */
3634 unsigned short ar_max_namelen;
3635
3636 /* Entries for byte swapping for data. These are different from the
3637 other entry points, since they don't take a BFD asthe first argument.
3638 Certain other handlers could do the same. */
3639 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3640 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3641 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3642 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3643 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3644 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3645 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3646 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3647 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3648
3649 /* Byte swapping for the headers. */
3650 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3651 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3652 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3653 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3654 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3655 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3656 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3657 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3658 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3659
3660 /* Format dependent routines: these are vectors of entry points
3661 within the target vector structure, one for each format to check. */
3662
3663 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3664 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3665
3666 /* Set the format of a file being written. */
3667 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3668
3669 /* Write cached information into a file being written, at <<bfd_close>>. */
3670 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3671
3672
3673 /* Generic entry points. */
3674 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3675 CONCAT2 (NAME,_close_and_cleanup), \
3676 CONCAT2 (NAME,_bfd_free_cached_info), \
3677 CONCAT2 (NAME,_new_section_hook), \
3678 CONCAT2 (NAME,_get_section_contents), \
3679 CONCAT2 (NAME,_get_section_contents_in_window)
3680
3681 /* Called when the BFD is being closed to do any necessary cleanup. */
3682 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3683 /* Ask the BFD to free all cached information. */
3684 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3685 /* Called when a new section is created. */
3686 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3687 /* Read the contents of a section. */
3688 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3689 file_ptr, bfd_size_type));
3690 boolean (*_bfd_get_section_contents_in_window)
3691 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3692
3693 /* Entry points to copy private data. */
3694 #define BFD_JUMP_TABLE_COPY(NAME) \
3695 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3696 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3697 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3698 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3699 CONCAT2 (NAME,_bfd_set_private_flags), \
3700 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3701 /* Called to copy BFD general private data from one object file
3702 to another. */
3703 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3704 /* Called to merge BFD general private data from one object file
3705 to a common output file when linking. */
3706 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3707 /* Called to copy BFD private section data from one object file
3708 to another. */
3709 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3710 bfd *, sec_ptr));
3711 /* Called to copy BFD private symbol data from one symbol
3712 to another. */
3713 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3714 bfd *, asymbol *));
3715 /* Called to set private backend flags. */
3716 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3717
3718 /* Called to print private BFD data. */
3719 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3720
3721 /* Core file entry points. */
3722 #define BFD_JUMP_TABLE_CORE(NAME) \
3723 CONCAT2 (NAME,_core_file_failing_command), \
3724 CONCAT2 (NAME,_core_file_failing_signal), \
3725 CONCAT2 (NAME,_core_file_matches_executable_p)
3726 char * (*_core_file_failing_command) PARAMS ((bfd *));
3727 int (*_core_file_failing_signal) PARAMS ((bfd *));
3728 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3729
3730 /* Archive entry points. */
3731 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3732 CONCAT2 (NAME,_slurp_armap), \
3733 CONCAT2 (NAME,_slurp_extended_name_table), \
3734 CONCAT2 (NAME,_construct_extended_name_table), \
3735 CONCAT2 (NAME,_truncate_arname), \
3736 CONCAT2 (NAME,_write_armap), \
3737 CONCAT2 (NAME,_read_ar_hdr), \
3738 CONCAT2 (NAME,_openr_next_archived_file), \
3739 CONCAT2 (NAME,_get_elt_at_index), \
3740 CONCAT2 (NAME,_generic_stat_arch_elt), \
3741 CONCAT2 (NAME,_update_armap_timestamp)
3742 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3743 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3744 boolean (*_bfd_construct_extended_name_table)
3745 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3746 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3747 boolean (*write_armap)
3748 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3749 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3750 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3751 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3752 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3753 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3754 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3755
3756 /* Entry points used for symbols. */
3757 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3758 CONCAT2 (NAME,_get_symtab_upper_bound), \
3759 CONCAT2 (NAME,_get_symtab), \
3760 CONCAT2 (NAME,_make_empty_symbol), \
3761 CONCAT2 (NAME,_print_symbol), \
3762 CONCAT2 (NAME,_get_symbol_info), \
3763 CONCAT2 (NAME,_bfd_is_local_label_name), \
3764 CONCAT2 (NAME,_get_lineno), \
3765 CONCAT2 (NAME,_find_nearest_line), \
3766 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3767 CONCAT2 (NAME,_read_minisymbols), \
3768 CONCAT2 (NAME,_minisymbol_to_symbol)
3769 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3770 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3771 struct symbol_cache_entry **));
3772 struct symbol_cache_entry *
3773 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3774 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3775 struct symbol_cache_entry *,
3776 bfd_print_symbol_type));
3777 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3778 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3779 struct symbol_cache_entry *,
3780 symbol_info *));
3781 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3782 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3783
3784 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3785 boolean (*_bfd_find_nearest_line)
3786 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3787 const char **, const char **, unsigned int *));
3788 /* Back-door to allow format-aware applications to create debug symbols
3789 while using BFD for everything else. Currently used by the assembler
3790 when creating COFF files. */
3791 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3792 unsigned long size));
3793 #define bfd_read_minisymbols(b, d, m, s) \
3794 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3795 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3796 unsigned int *));
3797 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3798 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3799 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3800 asymbol *));
3801
3802 /* Routines for relocs. */
3803 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3804 CONCAT2 (NAME,_get_reloc_upper_bound), \
3805 CONCAT2 (NAME,_canonicalize_reloc), \
3806 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3807 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3808 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3809 struct symbol_cache_entry **));
3810 /* See documentation on reloc types. */
3811 reloc_howto_type *
3812 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3813
3814 /* Routines used when writing an object file. */
3815 #define BFD_JUMP_TABLE_WRITE(NAME) \
3816 CONCAT2 (NAME,_set_arch_mach), \
3817 CONCAT2 (NAME,_set_section_contents)
3818 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3819 unsigned long));
3820 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3821 file_ptr, bfd_size_type));
3822
3823 /* Routines used by the linker. */
3824 #define BFD_JUMP_TABLE_LINK(NAME) \
3825 CONCAT2 (NAME,_sizeof_headers), \
3826 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3827 CONCAT2 (NAME,_bfd_relax_section), \
3828 CONCAT2 (NAME,_bfd_link_hash_table_create), \
3829 CONCAT2 (NAME,_bfd_link_add_symbols), \
3830 CONCAT2 (NAME,_bfd_final_link), \
3831 CONCAT2 (NAME,_bfd_link_split_section), \
3832 CONCAT2 (NAME,_bfd_gc_sections), \
3833 CONCAT2 (NAME,_bfd_merge_sections)
3834 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3835 bfd_byte *(*_bfd_get_relocated_section_contents)
3836 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3837 bfd_byte *, boolean, struct symbol_cache_entry **));
3838
3839 boolean (*_bfd_relax_section)
3840 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
3841
3842 /* Create a hash table for the linker. Different backends store
3843 different information in this table. */
3844 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3845
3846 /* Add symbols from this object file into the hash table. */
3847 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
3848
3849 /* Do a link based on the link_order structures attached to each
3850 section of the BFD. */
3851 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
3852
3853 /* Should this section be split up into smaller pieces during linking. */
3854 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
3855
3856 /* Remove sections that are not referenced from the output. */
3857 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
3858
3859 /* Attempt to merge SEC_MERGE sections. */
3860 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
3861
3862 /* Routines to handle dynamic symbols and relocs. */
3863 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3864 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3865 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3866 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3867 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
3868 /* Get the amount of memory required to hold the dynamic symbols. */
3869 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
3870 /* Read in the dynamic symbols. */
3871 long (*_bfd_canonicalize_dynamic_symtab)
3872 PARAMS ((bfd *, struct symbol_cache_entry **));
3873 /* Get the amount of memory required to hold the dynamic relocs. */
3874 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
3875 /* Read in the dynamic relocs. */
3876 long (*_bfd_canonicalize_dynamic_reloc)
3877 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
3878
3879 /* Opposite endian version of this target. */
3880 const struct bfd_target * alternative_target;
3881
3882 /* Data for use by back-end routines, which isn't
3883 generic enough to belong in this structure. */
3884 PTR backend_data;
3885
3886 } bfd_target;
3887
3888 boolean
3889 bfd_set_default_target PARAMS ((const char *name));
3890
3891 const bfd_target *
3892 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
3893
3894 const char **
3895 bfd_target_list PARAMS ((void));
3896
3897 const bfd_target *
3898 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
3899
3900 boolean
3901 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3902
3903 boolean
3904 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3905
3906 boolean
3907 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3908
3909 const char *
3910 bfd_format_string PARAMS ((bfd_format format));
3911
3912 #ifdef __cplusplus
3913 }
3914 #endif
3915 #endif
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