* bfd-in.h (align_power): Cast constants to bfd_vma type.
[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
277 /* The sections in this BFD specify a memory page. */
278 #define HAS_LOAD_PAGE 0x1000
279 \f
280 /* Symbols and relocation. */
281
282 /* A count of carsyms (canonical archive symbols). */
283 typedef unsigned long symindex;
284
285 /* How to perform a relocation. */
286 typedef const struct reloc_howto_struct reloc_howto_type;
287
288 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
289
290 /* General purpose part of a symbol X;
291 target specific parts are in libcoff.h, libaout.h, etc. */
292
293 #define bfd_get_section(x) ((x)->section)
294 #define bfd_get_output_section(x) ((x)->section->output_section)
295 #define bfd_set_section(x,y) ((x)->section) = (y)
296 #define bfd_asymbol_base(x) ((x)->section->vma)
297 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
298 #define bfd_asymbol_name(x) ((x)->name)
299 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
300 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
301 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
302
303 /* A canonical archive symbol. */
304 /* This is a type pun with struct ranlib on purpose! */
305 typedef struct carsym
306 {
307 char *name;
308 file_ptr file_offset; /* Look here to find the file. */
309 }
310 carsym; /* To make these you call a carsymogen. */
311
312 /* Used in generating armaps (archive tables of contents).
313 Perhaps just a forward definition would do? */
314 struct orl /* Output ranlib. */
315 {
316 char **name; /* Symbol name. */
317 union
318 {
319 file_ptr pos;
320 bfd *abfd;
321 } u; /* bfd* or file position. */
322 int namidx; /* Index into string table. */
323 };
324 \f
325 /* Linenumber stuff. */
326 typedef struct lineno_cache_entry
327 {
328 unsigned int line_number; /* Linenumber from start of function. */
329 union
330 {
331 struct symbol_cache_entry *sym; /* Function name. */
332 bfd_vma offset; /* Offset into section. */
333 } u;
334 }
335 alent;
336 \f
337 /* Object and core file sections. */
338
339 #define align_power(addr, align) \
340 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
341
342 typedef struct sec *sec_ptr;
343
344 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
345 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
346 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
347 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
348 #define bfd_section_name(bfd, ptr) ((ptr)->name)
349 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
350 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
351 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
352 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
353 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
354 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
355
356 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
357
358 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = (boolean)true), true)
359 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
360 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
361
362 typedef struct stat stat_type;
363 \f
364 typedef enum bfd_print_symbol
365 {
366 bfd_print_symbol_name,
367 bfd_print_symbol_more,
368 bfd_print_symbol_all
369 } bfd_print_symbol_type;
370
371 /* Information about a symbol that nm needs. */
372
373 typedef struct _symbol_info
374 {
375 symvalue value;
376 char type;
377 const char *name; /* Symbol name. */
378 unsigned char stab_type; /* Stab type. */
379 char stab_other; /* Stab other. */
380 short stab_desc; /* Stab desc. */
381 const char *stab_name; /* String for stab type. */
382 } symbol_info;
383
384 /* Get the name of a stabs type code. */
385
386 extern const char *bfd_get_stab_name PARAMS ((int));
387 \f
388 /* Hash table routines. There is no way to free up a hash table. */
389
390 /* An element in the hash table. Most uses will actually use a larger
391 structure, and an instance of this will be the first field. */
392
393 struct bfd_hash_entry
394 {
395 /* Next entry for this hash code. */
396 struct bfd_hash_entry *next;
397 /* String being hashed. */
398 const char *string;
399 /* Hash code. This is the full hash code, not the index into the
400 table. */
401 unsigned long hash;
402 };
403
404 /* A hash table. */
405
406 struct bfd_hash_table
407 {
408 /* The hash array. */
409 struct bfd_hash_entry **table;
410 /* The number of slots in the hash table. */
411 unsigned int size;
412 /* A function used to create new elements in the hash table. The
413 first entry is itself a pointer to an element. When this
414 function is first invoked, this pointer will be NULL. However,
415 having the pointer permits a hierarchy of method functions to be
416 built each of which calls the function in the superclass. Thus
417 each function should be written to allocate a new block of memory
418 only if the argument is NULL. */
419 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
420 struct bfd_hash_table *,
421 const char *));
422 /* An objalloc for this hash table. This is a struct objalloc *,
423 but we use PTR to avoid requiring the inclusion of objalloc.h. */
424 PTR memory;
425 };
426
427 /* Initialize a hash table. */
428 extern boolean bfd_hash_table_init
429 PARAMS ((struct bfd_hash_table *,
430 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
431 struct bfd_hash_table *,
432 const char *)));
433
434 /* Initialize a hash table specifying a size. */
435 extern boolean bfd_hash_table_init_n
436 PARAMS ((struct bfd_hash_table *,
437 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
438 struct bfd_hash_table *,
439 const char *),
440 unsigned int size));
441
442 /* Free up a hash table. */
443 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
444
445 /* Look up a string in a hash table. If CREATE is true, a new entry
446 will be created for this string if one does not already exist. The
447 COPY argument must be true if this routine should copy the string
448 into newly allocated memory when adding an entry. */
449 extern struct bfd_hash_entry *bfd_hash_lookup
450 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
451 boolean copy));
452
453 /* Replace an entry in a hash table. */
454 extern void bfd_hash_replace
455 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
456 struct bfd_hash_entry *nw));
457
458 /* Base method for creating a hash table entry. */
459 extern struct bfd_hash_entry *bfd_hash_newfunc
460 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
461 const char *));
462
463 /* Grab some space for a hash table entry. */
464 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
465 unsigned int));
466
467 /* Traverse a hash table in a random order, calling a function on each
468 element. If the function returns false, the traversal stops. The
469 INFO argument is passed to the function. */
470 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
471 boolean (*) (struct bfd_hash_entry *,
472 PTR),
473 PTR info));
474
475 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
476
477 /* User program access to BFD facilities. */
478
479 /* Direct I/O routines, for programs which know more about the object
480 file than BFD does. Use higher level routines if possible. */
481
482 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
483 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
484 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
485 extern ufile_ptr bfd_tell PARAMS ((bfd *));
486 extern int bfd_flush PARAMS ((bfd *));
487 extern int bfd_stat PARAMS ((bfd *, struct stat *));
488
489 /* Deprecated old routines. */
490 #if __GNUC__
491 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
492 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
493 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
494 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
495 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
496 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
497 #else
498 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
499 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
500 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
501 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
502 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
503 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
504 #endif
505 extern void warn_deprecated
506 PARAMS ((const char *, const char *, int, const char *));
507
508 /* Cast from const char * to char * so that caller can assign to
509 a char * without a warning. */
510 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
511 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
512 #define bfd_get_format(abfd) ((abfd)->format)
513 #define bfd_get_target(abfd) ((abfd)->xvec->name)
514 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
515 #define bfd_family_coff(abfd) \
516 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
517 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
518 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
519 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
520 #define bfd_header_big_endian(abfd) \
521 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
522 #define bfd_header_little_endian(abfd) \
523 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
524 #define bfd_get_file_flags(abfd) ((abfd)->flags)
525 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
526 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
527 #define bfd_my_archive(abfd) ((abfd)->my_archive)
528 #define bfd_has_map(abfd) ((abfd)->has_armap)
529
530 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
531 #define bfd_usrdata(abfd) ((abfd)->usrdata)
532
533 #define bfd_get_start_address(abfd) ((abfd)->start_address)
534 #define bfd_get_symcount(abfd) ((abfd)->symcount)
535 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
536 #define bfd_count_sections(abfd) ((abfd)->section_count)
537
538 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
539
540 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
541
542 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
543 /* NB: This declaration should match the autogenerated one in libbfd.h. */
544
545 extern boolean bfd_record_phdr
546 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
547 boolean, boolean, unsigned int, struct sec **));
548
549 /* Byte swapping routines. */
550
551 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
552 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
553 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
554 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
555 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
556 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
557 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
558 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
559 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
560 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
561 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
562 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
563 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
564 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
565 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
566 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
567 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
568 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
569
570 /* Byte swapping routines which take size and endiannes as arguments. */
571
572 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
573 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
574 \f
575 /* Externally visible ECOFF routines. */
576
577 #if defined(__STDC__) || defined(ALMOST_STDC)
578 struct ecoff_debug_info;
579 struct ecoff_debug_swap;
580 struct ecoff_extr;
581 struct symbol_cache_entry;
582 struct bfd_link_info;
583 struct bfd_link_hash_entry;
584 struct bfd_elf_version_tree;
585 #endif
586 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
587 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
588 extern boolean bfd_ecoff_set_regmasks
589 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
590 unsigned long *cprmask));
591 extern PTR bfd_ecoff_debug_init
592 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
593 const struct ecoff_debug_swap *output_swap,
594 struct bfd_link_info *));
595 extern void bfd_ecoff_debug_free
596 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
597 const struct ecoff_debug_swap *output_swap,
598 struct bfd_link_info *));
599 extern boolean bfd_ecoff_debug_accumulate
600 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
601 const struct ecoff_debug_swap *output_swap,
602 bfd *input_bfd, struct ecoff_debug_info *input_debug,
603 const struct ecoff_debug_swap *input_swap,
604 struct bfd_link_info *));
605 extern boolean bfd_ecoff_debug_accumulate_other
606 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
607 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
608 struct bfd_link_info *));
609 extern boolean bfd_ecoff_debug_externals
610 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
611 const struct ecoff_debug_swap *swap,
612 boolean relocateable,
613 boolean (*get_extr) (struct symbol_cache_entry *,
614 struct ecoff_extr *),
615 void (*set_index) (struct symbol_cache_entry *,
616 bfd_size_type)));
617 extern boolean bfd_ecoff_debug_one_external
618 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
619 const struct ecoff_debug_swap *swap,
620 const char *name, struct ecoff_extr *esym));
621 extern bfd_size_type bfd_ecoff_debug_size
622 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
623 const struct ecoff_debug_swap *swap));
624 extern boolean bfd_ecoff_write_debug
625 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
626 const struct ecoff_debug_swap *swap, file_ptr where));
627 extern boolean bfd_ecoff_write_accumulated_debug
628 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
629 const struct ecoff_debug_swap *swap,
630 struct bfd_link_info *info, file_ptr where));
631 extern boolean bfd_mips_ecoff_create_embedded_relocs
632 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
633 char **));
634
635 /* Externally visible ELF routines. */
636
637 struct bfd_link_needed_list
638 {
639 struct bfd_link_needed_list *next;
640 bfd *by;
641 const char *name;
642 };
643
644 extern boolean bfd_elf32_record_link_assignment
645 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
646 extern boolean bfd_elf64_record_link_assignment
647 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
648 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
649 PARAMS ((bfd *, struct bfd_link_info *));
650 extern boolean bfd_elf_get_bfd_needed_list
651 PARAMS ((bfd *, struct bfd_link_needed_list **));
652 extern boolean bfd_elf32_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 boolean bfd_elf64_size_dynamic_sections
657 PARAMS ((bfd *, const char *, const char *, const char *,
658 const char * const *, struct bfd_link_info *, struct sec **,
659 struct bfd_elf_version_tree *));
660 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
661 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
662 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
663 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
664 PARAMS ((bfd *, struct bfd_link_info *));
665 extern boolean bfd_elf32_discard_info
666 PARAMS ((bfd *, struct bfd_link_info *));
667 extern boolean bfd_elf64_discard_info
668 PARAMS ((bfd *, struct bfd_link_info *));
669
670 /* Return an upper bound on the number of bytes required to store a
671 copy of ABFD's program header table entries. Return -1 if an error
672 occurs; bfd_get_error will return an appropriate code. */
673 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
674
675 /* Copy ABFD's program header table entries to *PHDRS. The entries
676 will be stored as an array of Elf_Internal_Phdr structures, as
677 defined in include/elf/internal.h. To find out how large the
678 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
679
680 Return the number of program header table entries read, or -1 if an
681 error occurs; bfd_get_error will return an appropriate code. */
682 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
683
684 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
685 extern int bfd_get_arch_size PARAMS ((bfd *));
686
687 /* Return true if address "naturally" sign extends, or -1 if not elf. */
688 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
689
690 extern boolean bfd_m68k_elf32_create_embedded_relocs
691 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
692 char **));
693 extern boolean bfd_mips_elf32_create_embedded_relocs
694 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
695 char **));
696
697 /* SunOS shared library support routines for the linker. */
698
699 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
700 PARAMS ((bfd *, struct bfd_link_info *));
701 extern boolean bfd_sunos_record_link_assignment
702 PARAMS ((bfd *, struct bfd_link_info *, const char *));
703 extern boolean bfd_sunos_size_dynamic_sections
704 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
705 struct sec **));
706
707 /* Linux shared library support routines for the linker. */
708
709 extern boolean bfd_i386linux_size_dynamic_sections
710 PARAMS ((bfd *, struct bfd_link_info *));
711 extern boolean bfd_m68klinux_size_dynamic_sections
712 PARAMS ((bfd *, struct bfd_link_info *));
713 extern boolean bfd_sparclinux_size_dynamic_sections
714 PARAMS ((bfd *, struct bfd_link_info *));
715
716 /* mmap hacks */
717
718 struct _bfd_window_internal;
719 typedef struct _bfd_window_internal bfd_window_internal;
720
721 typedef struct _bfd_window
722 {
723 /* What the user asked for. */
724 PTR data;
725 bfd_size_type size;
726 /* The actual window used by BFD. Small user-requested read-only
727 regions sharing a page may share a single window into the object
728 file. Read-write versions shouldn't until I've fixed things to
729 keep track of which portions have been claimed by the
730 application; don't want to give the same region back when the
731 application wants two writable copies! */
732 struct _bfd_window_internal *i;
733 }
734 bfd_window;
735
736 extern void bfd_init_window PARAMS ((bfd_window *));
737 extern void bfd_free_window PARAMS ((bfd_window *));
738 extern boolean bfd_get_file_window
739 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
740
741 /* XCOFF support routines for the linker. */
742
743 extern boolean bfd_xcoff_link_record_set
744 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
745 bfd_size_type));
746 extern boolean bfd_xcoff_import_symbol
747 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
748 bfd_vma, const char *, const char *, const char *, unsigned int));
749 extern boolean bfd_xcoff_export_symbol
750 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
751 extern boolean bfd_xcoff_link_count_reloc
752 PARAMS ((bfd *, struct bfd_link_info *, const char *));
753 extern boolean bfd_xcoff_record_link_assignment
754 PARAMS ((bfd *, struct bfd_link_info *, const char *));
755 extern boolean bfd_xcoff_size_dynamic_sections
756 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
757 unsigned long, unsigned long, unsigned long, boolean,
758 int, boolean, boolean, struct sec **, boolean));
759 extern boolean bfd_xcoff_link_generate_rtinit
760 PARAMS ((bfd *, const char *, const char *, boolean));
761
762 /* XCOFF support routines for ar. */
763 extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((bfd *, char *));
764
765 /* Externally visible COFF routines. */
766
767 #if defined(__STDC__) || defined(ALMOST_STDC)
768 struct internal_syment;
769 union internal_auxent;
770 #endif
771
772 extern boolean bfd_coff_get_syment
773 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
774
775 extern boolean bfd_coff_get_auxent
776 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
777
778 extern boolean bfd_coff_set_symbol_class
779 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
780
781 extern boolean bfd_m68k_coff_create_embedded_relocs
782 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
783 char **));
784
785 /* ARM Interworking support. Called from linker. */
786 extern boolean bfd_arm_allocate_interworking_sections
787 PARAMS ((struct bfd_link_info *));
788
789 extern boolean bfd_arm_process_before_allocation
790 PARAMS ((bfd *, struct bfd_link_info *, int));
791
792 extern boolean bfd_arm_get_bfd_for_interworking
793 PARAMS ((bfd *, struct bfd_link_info *));
794
795 /* PE ARM Interworking support. Called from linker. */
796 extern boolean bfd_arm_pe_allocate_interworking_sections
797 PARAMS ((struct bfd_link_info *));
798
799 extern boolean bfd_arm_pe_process_before_allocation
800 PARAMS ((bfd *, struct bfd_link_info *, int));
801
802 extern boolean bfd_arm_pe_get_bfd_for_interworking
803 PARAMS ((bfd *, struct bfd_link_info *));
804
805 /* ELF ARM Interworking support. Called from linker. */
806 extern boolean bfd_elf32_arm_allocate_interworking_sections
807 PARAMS ((struct bfd_link_info *));
808
809 extern boolean bfd_elf32_arm_process_before_allocation
810 PARAMS ((bfd *, struct bfd_link_info *, int));
811
812 extern boolean bfd_elf32_arm_get_bfd_for_interworking
813 PARAMS ((bfd *, struct bfd_link_info *));
814
815 extern boolean bfd_elf32_arm_add_glue_sections_to_bfd
816 PARAMS ((bfd *, struct bfd_link_info *));
817
818 /* TI COFF load page support. */
819 extern void bfd_ticoff_set_section_load_page
820 PARAMS ((struct sec *, int));
821
822 extern int bfd_ticoff_get_section_load_page
823 PARAMS ((struct sec *));
824
825 /* Extracted from init.c. */
826 void
827 bfd_init PARAMS ((void));
828
829 /* Extracted from opncls.c. */
830 bfd *
831 bfd_openr PARAMS ((const char *filename, const char *target));
832
833 bfd *
834 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
835
836 bfd *
837 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
838
839 bfd *
840 bfd_openw PARAMS ((const char *filename, const char *target));
841
842 boolean
843 bfd_close PARAMS ((bfd *abfd));
844
845 boolean
846 bfd_close_all_done PARAMS ((bfd *));
847
848 bfd *
849 bfd_create PARAMS ((const char *filename, bfd *templ));
850
851 boolean
852 bfd_make_writable PARAMS ((bfd *abfd));
853
854 boolean
855 bfd_make_readable PARAMS ((bfd *abfd));
856
857 /* Extracted from libbfd.c. */
858
859 /* Byte swapping macros for user section data. */
860
861 #define bfd_put_8(abfd, val, ptr) \
862 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
863 #define bfd_put_signed_8 \
864 bfd_put_8
865 #define bfd_get_8(abfd, ptr) \
866 (*(unsigned char *) (ptr) & 0xff)
867 #define bfd_get_signed_8(abfd, ptr) \
868 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
869
870 #define bfd_put_16(abfd, val, ptr) \
871 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
872 #define bfd_put_signed_16 \
873 bfd_put_16
874 #define bfd_get_16(abfd, ptr) \
875 BFD_SEND(abfd, bfd_getx16, (ptr))
876 #define bfd_get_signed_16(abfd, ptr) \
877 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
878
879 #define bfd_put_32(abfd, val, ptr) \
880 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
881 #define bfd_put_signed_32 \
882 bfd_put_32
883 #define bfd_get_32(abfd, ptr) \
884 BFD_SEND(abfd, bfd_getx32, (ptr))
885 #define bfd_get_signed_32(abfd, ptr) \
886 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
887
888 #define bfd_put_64(abfd, val, ptr) \
889 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
890 #define bfd_put_signed_64 \
891 bfd_put_64
892 #define bfd_get_64(abfd, ptr) \
893 BFD_SEND(abfd, bfd_getx64, (ptr))
894 #define bfd_get_signed_64(abfd, ptr) \
895 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
896
897 #define bfd_get(bits, abfd, ptr) \
898 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
899 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
900 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
901 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
902 : (abort (), (bfd_vma) - 1))
903
904 #define bfd_put(bits, abfd, val, ptr) \
905 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
906 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
907 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
908 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
909 : (abort (), (void) 0))
910
911
912 /* Byte swapping macros for file header data. */
913
914 #define bfd_h_put_8(abfd, val, ptr) \
915 bfd_put_8 (abfd, val, ptr)
916 #define bfd_h_put_signed_8(abfd, val, ptr) \
917 bfd_put_8 (abfd, val, ptr)
918 #define bfd_h_get_8(abfd, ptr) \
919 bfd_get_8 (abfd, ptr)
920 #define bfd_h_get_signed_8(abfd, ptr) \
921 bfd_get_signed_8 (abfd, ptr)
922
923 #define bfd_h_put_16(abfd, val, ptr) \
924 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
925 #define bfd_h_put_signed_16 \
926 bfd_h_put_16
927 #define bfd_h_get_16(abfd, ptr) \
928 BFD_SEND (abfd, bfd_h_getx16, (ptr))
929 #define bfd_h_get_signed_16(abfd, ptr) \
930 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
931
932 #define bfd_h_put_32(abfd, val, ptr) \
933 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
934 #define bfd_h_put_signed_32 \
935 bfd_h_put_32
936 #define bfd_h_get_32(abfd, ptr) \
937 BFD_SEND (abfd, bfd_h_getx32, (ptr))
938 #define bfd_h_get_signed_32(abfd, ptr) \
939 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
940
941 #define bfd_h_put_64(abfd, val, ptr) \
942 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
943 #define bfd_h_put_signed_64 \
944 bfd_h_put_64
945 #define bfd_h_get_64(abfd, ptr) \
946 BFD_SEND (abfd, bfd_h_getx64, (ptr))
947 #define bfd_h_get_signed_64(abfd, ptr) \
948 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
949
950 /* Refinements on the above, which should eventually go away. Save
951 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
952
953 #define H_PUT_64(abfd, val, where) \
954 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
955
956 #define H_PUT_32(abfd, val, where) \
957 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
958
959 #define H_PUT_16(abfd, val, where) \
960 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
961
962 #define H_PUT_8 bfd_h_put_8
963
964 #define H_PUT_S64(abfd, val, where) \
965 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
966
967 #define H_PUT_S32(abfd, val, where) \
968 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
969
970 #define H_PUT_S16(abfd, val, where) \
971 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
972
973 #define H_PUT_S8 bfd_h_put_signed_8
974
975 #define H_GET_64(abfd, where) \
976 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
977
978 #define H_GET_32(abfd, where) \
979 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
980
981 #define H_GET_16(abfd, where) \
982 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
983
984 #define H_GET_8 bfd_h_get_8
985
986 #define H_GET_S64(abfd, where) \
987 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
988
989 #define H_GET_S32(abfd, where) \
990 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
991
992 #define H_GET_S16(abfd, where) \
993 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
994
995 #define H_GET_S8 bfd_h_get_signed_8
996
997
998 /* Extracted from section.c. */
999 /* This structure is used for a comdat section, as in PE. A comdat
1000 section is associated with a particular symbol. When the linker
1001 sees a comdat section, it keeps only one of the sections with a
1002 given name and associated with a given symbol. */
1003
1004 struct bfd_comdat_info
1005 {
1006 /* The name of the symbol associated with a comdat section. */
1007 const char *name;
1008
1009 /* The local symbol table index of the symbol associated with a
1010 comdat section. This is only meaningful to the object file format
1011 specific code; it is not an index into the list returned by
1012 bfd_canonicalize_symtab. */
1013 long symbol;
1014 };
1015
1016 typedef struct sec
1017 {
1018 /* The name of the section; the name isn't a copy, the pointer is
1019 the same as that passed to bfd_make_section. */
1020 const char *name;
1021
1022 /* A unique sequence number. */
1023 int id;
1024
1025 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1026 int index;
1027
1028 /* The next section in the list belonging to the BFD, or NULL. */
1029 struct sec *next;
1030
1031 /* The field flags contains attributes of the section. Some
1032 flags are read in from the object file, and some are
1033 synthesized from other information. */
1034 flagword flags;
1035
1036 #define SEC_NO_FLAGS 0x000
1037
1038 /* Tells the OS to allocate space for this section when loading.
1039 This is clear for a section containing debug information only. */
1040 #define SEC_ALLOC 0x001
1041
1042 /* Tells the OS to load the section from the file when loading.
1043 This is clear for a .bss section. */
1044 #define SEC_LOAD 0x002
1045
1046 /* The section contains data still to be relocated, so there is
1047 some relocation information too. */
1048 #define SEC_RELOC 0x004
1049
1050 /* ELF reserves 4 processor specific bits and 8 operating system
1051 specific bits in sh_flags; at present we can get away with just
1052 one in communicating between the assembler and BFD, but this
1053 isn't a good long-term solution. */
1054 #define SEC_ARCH_BIT_0 0x008
1055
1056 /* A signal to the OS that the section contains read only data. */
1057 #define SEC_READONLY 0x010
1058
1059 /* The section contains code only. */
1060 #define SEC_CODE 0x020
1061
1062 /* The section contains data only. */
1063 #define SEC_DATA 0x040
1064
1065 /* The section will reside in ROM. */
1066 #define SEC_ROM 0x080
1067
1068 /* The section contains constructor information. This section
1069 type is used by the linker to create lists of constructors and
1070 destructors used by <<g++>>. When a back end sees a symbol
1071 which should be used in a constructor list, it creates a new
1072 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1073 the symbol to it, and builds a relocation. To build the lists
1074 of constructors, all the linker has to do is catenate all the
1075 sections called <<__CTOR_LIST__>> and relocate the data
1076 contained within - exactly the operations it would peform on
1077 standard data. */
1078 #define SEC_CONSTRUCTOR 0x100
1079
1080 /* The section has contents - a data section could be
1081 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1082 <<SEC_HAS_CONTENTS>> */
1083 #define SEC_HAS_CONTENTS 0x200
1084
1085 /* An instruction to the linker to not output the section
1086 even if it has information which would normally be written. */
1087 #define SEC_NEVER_LOAD 0x400
1088
1089 /* The section is a COFF shared library section. This flag is
1090 only for the linker. If this type of section appears in
1091 the input file, the linker must copy it to the output file
1092 without changing the vma or size. FIXME: Although this
1093 was originally intended to be general, it really is COFF
1094 specific (and the flag was renamed to indicate this). It
1095 might be cleaner to have some more general mechanism to
1096 allow the back end to control what the linker does with
1097 sections. */
1098 #define SEC_COFF_SHARED_LIBRARY 0x800
1099
1100 /* The section contains thread local data. */
1101 #define SEC_THREAD_LOCAL 0x1000
1102
1103 /* The section has GOT references. This flag is only for the
1104 linker, and is currently only used by the elf32-hppa back end.
1105 It will be set if global offset table references were detected
1106 in this section, which indicate to the linker that the section
1107 contains PIC code, and must be handled specially when doing a
1108 static link. */
1109 #define SEC_HAS_GOT_REF 0x4000
1110
1111 /* The section contains common symbols (symbols may be defined
1112 multiple times, the value of a symbol is the amount of
1113 space it requires, and the largest symbol value is the one
1114 used). Most targets have exactly one of these (which we
1115 translate to bfd_com_section_ptr), but ECOFF has two. */
1116 #define SEC_IS_COMMON 0x8000
1117
1118 /* The section contains only debugging information. For
1119 example, this is set for ELF .debug and .stab sections.
1120 strip tests this flag to see if a section can be
1121 discarded. */
1122 #define SEC_DEBUGGING 0x10000
1123
1124 /* The contents of this section are held in memory pointed to
1125 by the contents field. This is checked by bfd_get_section_contents,
1126 and the data is retrieved from memory if appropriate. */
1127 #define SEC_IN_MEMORY 0x20000
1128
1129 /* The contents of this section are to be excluded by the
1130 linker for executable and shared objects unless those
1131 objects are to be further relocated. */
1132 #define SEC_EXCLUDE 0x40000
1133
1134 /* The contents of this section are to be sorted based on the sum of
1135 the symbol and addend values specified by the associated relocation
1136 entries. Entries without associated relocation entries will be
1137 appended to the end of the section in an unspecified order. */
1138 #define SEC_SORT_ENTRIES 0x80000
1139
1140 /* When linking, duplicate sections of the same name should be
1141 discarded, rather than being combined into a single section as
1142 is usually done. This is similar to how common symbols are
1143 handled. See SEC_LINK_DUPLICATES below. */
1144 #define SEC_LINK_ONCE 0x100000
1145
1146 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1147 should handle duplicate sections. */
1148 #define SEC_LINK_DUPLICATES 0x600000
1149
1150 /* This value for SEC_LINK_DUPLICATES means that duplicate
1151 sections with the same name should simply be discarded. */
1152 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1153
1154 /* This value for SEC_LINK_DUPLICATES means that the linker
1155 should warn if there are any duplicate sections, although
1156 it should still only link one copy. */
1157 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1158
1159 /* This value for SEC_LINK_DUPLICATES means that the linker
1160 should warn if any duplicate sections are a different size. */
1161 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1162
1163 /* This value for SEC_LINK_DUPLICATES means that the linker
1164 should warn if any duplicate sections contain different
1165 contents. */
1166 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1167
1168 /* This section was created by the linker as part of dynamic
1169 relocation or other arcane processing. It is skipped when
1170 going through the first-pass output, trusting that someone
1171 else up the line will take care of it later. */
1172 #define SEC_LINKER_CREATED 0x800000
1173
1174 /* This section should not be subject to garbage collection. */
1175 #define SEC_KEEP 0x1000000
1176
1177 /* This section contains "short" data, and should be placed
1178 "near" the GP. */
1179 #define SEC_SMALL_DATA 0x2000000
1180
1181 /* This section contains data which may be shared with other
1182 executables or shared objects. */
1183 #define SEC_SHARED 0x4000000
1184
1185 /* When a section with this flag is being linked, then if the size of
1186 the input section is less than a page, it should not cross a page
1187 boundary. If the size of the input section is one page or more, it
1188 should be aligned on a page boundary. */
1189 #define SEC_BLOCK 0x8000000
1190
1191 /* Conditionally link this section; do not link if there are no
1192 references found to any symbol in the section. */
1193 #define SEC_CLINK 0x10000000
1194
1195 /* Attempt to merge identical entities in the section.
1196 Entity size is given in the entsize field. */
1197 #define SEC_MERGE 0x20000000
1198
1199 /* If given with SEC_MERGE, entities to merge are zero terminated
1200 strings where entsize specifies character size instead of fixed
1201 size entries. */
1202 #define SEC_STRINGS 0x40000000
1203
1204 /* This section contains data about section groups. */
1205 #define SEC_GROUP 0x80000000
1206
1207 /* End of section flags. */
1208
1209 /* Some internal packed boolean fields. */
1210
1211 /* See the vma field. */
1212 unsigned int user_set_vma : 1;
1213
1214 /* Whether relocations have been processed. */
1215 unsigned int reloc_done : 1;
1216
1217 /* A mark flag used by some of the linker backends. */
1218 unsigned int linker_mark : 1;
1219
1220 /* Another mark flag used by some of the linker backends. Set for
1221 output sections that have an input section. */
1222 unsigned int linker_has_input : 1;
1223
1224 /* A mark flag used by some linker backends for garbage collection. */
1225 unsigned int gc_mark : 1;
1226
1227 /* Used by the ELF code to mark sections which have been allocated
1228 to segments. */
1229 unsigned int segment_mark : 1;
1230
1231 /* End of internal packed boolean fields. */
1232
1233 /* The virtual memory address of the section - where it will be
1234 at run time. The symbols are relocated against this. The
1235 user_set_vma flag is maintained by bfd; if it's not set, the
1236 backend can assign addresses (for example, in <<a.out>>, where
1237 the default address for <<.data>> is dependent on the specific
1238 target and various flags). */
1239 bfd_vma vma;
1240
1241 /* The load address of the section - where it would be in a
1242 rom image; really only used for writing section header
1243 information. */
1244 bfd_vma lma;
1245
1246 /* The size of the section in octets, as it will be output.
1247 Contains a value even if the section has no contents (e.g., the
1248 size of <<.bss>>). This will be filled in after relocation. */
1249 bfd_size_type _cooked_size;
1250
1251 /* The original size on disk of the section, in octets. Normally this
1252 value is the same as the size, but if some relaxing has
1253 been done, then this value will be bigger. */
1254 bfd_size_type _raw_size;
1255
1256 /* If this section is going to be output, then this value is the
1257 offset in *bytes* into the output section of the first byte in the
1258 input section (byte ==> smallest addressable unit on the
1259 target). In most cases, if this was going to start at the
1260 100th octet (8-bit quantity) in the output section, this value
1261 would be 100. However, if the target byte size is 16 bits
1262 (bfd_octets_per_byte is "2"), this value would be 50. */
1263 bfd_vma output_offset;
1264
1265 /* The output section through which to map on output. */
1266 struct sec *output_section;
1267
1268 /* The alignment requirement of the section, as an exponent of 2 -
1269 e.g., 3 aligns to 2^3 (or 8). */
1270 unsigned int alignment_power;
1271
1272 /* If an input section, a pointer to a vector of relocation
1273 records for the data in this section. */
1274 struct reloc_cache_entry *relocation;
1275
1276 /* If an output section, a pointer to a vector of pointers to
1277 relocation records for the data in this section. */
1278 struct reloc_cache_entry **orelocation;
1279
1280 /* The number of relocation records in one of the above. */
1281 unsigned reloc_count;
1282
1283 /* Information below is back end specific - and not always used
1284 or updated. */
1285
1286 /* File position of section data. */
1287 file_ptr filepos;
1288
1289 /* File position of relocation info. */
1290 file_ptr rel_filepos;
1291
1292 /* File position of line data. */
1293 file_ptr line_filepos;
1294
1295 /* Pointer to data for applications. */
1296 PTR userdata;
1297
1298 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1299 contents. */
1300 unsigned char *contents;
1301
1302 /* Attached line number information. */
1303 alent *lineno;
1304
1305 /* Number of line number records. */
1306 unsigned int lineno_count;
1307
1308 /* Entity size for merging purposes. */
1309 unsigned int entsize;
1310
1311 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1312 struct bfd_comdat_info *comdat;
1313
1314 /* When a section is being output, this value changes as more
1315 linenumbers are written out. */
1316 file_ptr moving_line_filepos;
1317
1318 /* What the section number is in the target world. */
1319 int target_index;
1320
1321 PTR used_by_bfd;
1322
1323 /* If this is a constructor section then here is a list of the
1324 relocations created to relocate items within it. */
1325 struct relent_chain *constructor_chain;
1326
1327 /* The BFD which owns the section. */
1328 bfd *owner;
1329
1330 /* A symbol which points at this section only. */
1331 struct symbol_cache_entry *symbol;
1332 struct symbol_cache_entry **symbol_ptr_ptr;
1333
1334 struct bfd_link_order *link_order_head;
1335 struct bfd_link_order *link_order_tail;
1336 } asection;
1337
1338 /* These sections are global, and are managed by BFD. The application
1339 and target back end are not permitted to change the values in
1340 these sections. New code should use the section_ptr macros rather
1341 than referring directly to the const sections. The const sections
1342 may eventually vanish. */
1343 #define BFD_ABS_SECTION_NAME "*ABS*"
1344 #define BFD_UND_SECTION_NAME "*UND*"
1345 #define BFD_COM_SECTION_NAME "*COM*"
1346 #define BFD_IND_SECTION_NAME "*IND*"
1347
1348 /* The absolute section. */
1349 extern const asection bfd_abs_section;
1350 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1351 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1352 /* Pointer to the undefined section. */
1353 extern const asection bfd_und_section;
1354 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1355 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1356 /* Pointer to the common section. */
1357 extern const asection bfd_com_section;
1358 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1359 /* Pointer to the indirect section. */
1360 extern const asection bfd_ind_section;
1361 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1362 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1363
1364 #define bfd_is_const_section(SEC) \
1365 ( ((SEC) == bfd_abs_section_ptr) \
1366 || ((SEC) == bfd_und_section_ptr) \
1367 || ((SEC) == bfd_com_section_ptr) \
1368 || ((SEC) == bfd_ind_section_ptr))
1369
1370 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1371 extern const struct symbol_cache_entry * const bfd_com_symbol;
1372 extern const struct symbol_cache_entry * const bfd_und_symbol;
1373 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1374 #define bfd_get_section_size_before_reloc(section) \
1375 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1376 : (section)->_raw_size)
1377 #define bfd_get_section_size_after_reloc(section) \
1378 ((section)->reloc_done ? (section)->_cooked_size \
1379 : (abort (), (bfd_size_type) 1))
1380
1381 /* Macros to handle insertion and deletion of a bfd's sections. These
1382 only handle the list pointers, ie. do not adjust section_count,
1383 target_index etc. */
1384 #define bfd_section_list_remove(ABFD, PS) \
1385 do \
1386 { \
1387 asection **_ps = PS; \
1388 asection *_s = *_ps; \
1389 *_ps = _s->next; \
1390 if (_s->next == NULL) \
1391 (ABFD)->section_tail = _ps; \
1392 } \
1393 while (0)
1394 #define bfd_section_list_insert(ABFD, PS, S) \
1395 do \
1396 { \
1397 asection **_ps = PS; \
1398 asection *_s = S; \
1399 _s->next = *_ps; \
1400 *_ps = _s; \
1401 if (_s->next == NULL) \
1402 (ABFD)->section_tail = &_s->next; \
1403 } \
1404 while (0)
1405
1406 void
1407 bfd_section_list_clear PARAMS ((bfd *));
1408
1409 asection *
1410 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1411
1412 char *
1413 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1414 const char *templat,
1415 int *count));
1416
1417 asection *
1418 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1419
1420 asection *
1421 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1422
1423 asection *
1424 bfd_make_section PARAMS ((bfd *, const char *name));
1425
1426 boolean
1427 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1428
1429 void
1430 bfd_map_over_sections PARAMS ((bfd *abfd,
1431 void (*func) (bfd *abfd,
1432 asection *sect,
1433 PTR obj),
1434 PTR obj));
1435
1436 boolean
1437 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1438
1439 boolean
1440 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1441 PTR data, file_ptr offset,
1442 bfd_size_type count));
1443
1444 boolean
1445 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1446 PTR location, file_ptr offset,
1447 bfd_size_type count));
1448
1449 boolean
1450 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1451 bfd *obfd, asection *osec));
1452
1453 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1454 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1455 (ibfd, isection, obfd, osection))
1456 void
1457 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1458
1459 boolean
1460 bfd_generic_discard_group PARAMS ((bfd *abfd, asection *group));
1461
1462 /* Extracted from archures.c. */
1463 enum bfd_architecture
1464 {
1465 bfd_arch_unknown, /* File arch not known. */
1466 bfd_arch_obscure, /* Arch known, not one of these. */
1467 bfd_arch_m68k, /* Motorola 68xxx */
1468 #define bfd_mach_m68000 1
1469 #define bfd_mach_m68008 2
1470 #define bfd_mach_m68010 3
1471 #define bfd_mach_m68020 4
1472 #define bfd_mach_m68030 5
1473 #define bfd_mach_m68040 6
1474 #define bfd_mach_m68060 7
1475 #define bfd_mach_cpu32 8
1476 #define bfd_mach_mcf5200 9
1477 #define bfd_mach_mcf5206e 10
1478 #define bfd_mach_mcf5307 11
1479 #define bfd_mach_mcf5407 12
1480 bfd_arch_vax, /* DEC Vax */
1481 bfd_arch_i960, /* Intel 960 */
1482 /* The order of the following is important.
1483 lower number indicates a machine type that
1484 only accepts a subset of the instructions
1485 available to machines with higher numbers.
1486 The exception is the "ca", which is
1487 incompatible with all other machines except
1488 "core". */
1489
1490 #define bfd_mach_i960_core 1
1491 #define bfd_mach_i960_ka_sa 2
1492 #define bfd_mach_i960_kb_sb 3
1493 #define bfd_mach_i960_mc 4
1494 #define bfd_mach_i960_xa 5
1495 #define bfd_mach_i960_ca 6
1496 #define bfd_mach_i960_jx 7
1497 #define bfd_mach_i960_hx 8
1498
1499 bfd_arch_or32, /* OpenRISC 32 */
1500
1501 bfd_arch_a29k, /* AMD 29000 */
1502 bfd_arch_sparc, /* SPARC */
1503 #define bfd_mach_sparc 1
1504 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1505 #define bfd_mach_sparc_sparclet 2
1506 #define bfd_mach_sparc_sparclite 3
1507 #define bfd_mach_sparc_v8plus 4
1508 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1509 #define bfd_mach_sparc_sparclite_le 6
1510 #define bfd_mach_sparc_v9 7
1511 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1512 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1513 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1514 /* Nonzero if MACH has the v9 instruction set. */
1515 #define bfd_mach_sparc_v9_p(mach) \
1516 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1517 && (mach) != bfd_mach_sparc_sparclite_le)
1518 bfd_arch_mips, /* MIPS Rxxxx */
1519 #define bfd_mach_mips3000 3000
1520 #define bfd_mach_mips3900 3900
1521 #define bfd_mach_mips4000 4000
1522 #define bfd_mach_mips4010 4010
1523 #define bfd_mach_mips4100 4100
1524 #define bfd_mach_mips4111 4111
1525 #define bfd_mach_mips4300 4300
1526 #define bfd_mach_mips4400 4400
1527 #define bfd_mach_mips4600 4600
1528 #define bfd_mach_mips4650 4650
1529 #define bfd_mach_mips5000 5000
1530 #define bfd_mach_mips6000 6000
1531 #define bfd_mach_mips8000 8000
1532 #define bfd_mach_mips10000 10000
1533 #define bfd_mach_mips12000 12000
1534 #define bfd_mach_mips16 16
1535 #define bfd_mach_mips5 5
1536 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1537 #define bfd_mach_mipsisa32 32
1538 #define bfd_mach_mipsisa64 64
1539 bfd_arch_i386, /* Intel 386 */
1540 #define bfd_mach_i386_i386 0
1541 #define bfd_mach_i386_i8086 1
1542 #define bfd_mach_i386_i386_intel_syntax 2
1543 #define bfd_mach_x86_64 3
1544 #define bfd_mach_x86_64_intel_syntax 4
1545 bfd_arch_we32k, /* AT&T WE32xxx */
1546 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1547 bfd_arch_i860, /* Intel 860 */
1548 bfd_arch_i370, /* IBM 360/370 Mainframes */
1549 bfd_arch_romp, /* IBM ROMP PC/RT */
1550 bfd_arch_alliant, /* Alliant */
1551 bfd_arch_convex, /* Convex */
1552 bfd_arch_m88k, /* Motorola 88xxx */
1553 bfd_arch_pyramid, /* Pyramid Technology */
1554 bfd_arch_h8300, /* Hitachi H8/300 */
1555 #define bfd_mach_h8300 1
1556 #define bfd_mach_h8300h 2
1557 #define bfd_mach_h8300s 3
1558 bfd_arch_pdp11, /* DEC PDP-11 */
1559 bfd_arch_powerpc, /* PowerPC */
1560 #define bfd_mach_ppc 0
1561 #define bfd_mach_ppc64 1
1562 #define bfd_mach_ppc_403 403
1563 #define bfd_mach_ppc_403gc 4030
1564 #define bfd_mach_ppc_505 505
1565 #define bfd_mach_ppc_601 601
1566 #define bfd_mach_ppc_602 602
1567 #define bfd_mach_ppc_603 603
1568 #define bfd_mach_ppc_ec603e 6031
1569 #define bfd_mach_ppc_604 604
1570 #define bfd_mach_ppc_620 620
1571 #define bfd_mach_ppc_630 630
1572 #define bfd_mach_ppc_750 750
1573 #define bfd_mach_ppc_860 860
1574 #define bfd_mach_ppc_a35 35
1575 #define bfd_mach_ppc_rs64ii 642
1576 #define bfd_mach_ppc_rs64iii 643
1577 #define bfd_mach_ppc_7400 7400
1578 #define bfd_mach_ppc_e500 500
1579 bfd_arch_rs6000, /* IBM RS/6000 */
1580 #define bfd_mach_rs6k 0
1581 #define bfd_mach_rs6k_rs1 6001
1582 #define bfd_mach_rs6k_rsc 6003
1583 #define bfd_mach_rs6k_rs2 6002
1584 bfd_arch_hppa, /* HP PA RISC */
1585 bfd_arch_d10v, /* Mitsubishi D10V */
1586 #define bfd_mach_d10v 0
1587 #define bfd_mach_d10v_ts2 2
1588 #define bfd_mach_d10v_ts3 3
1589 bfd_arch_d30v, /* Mitsubishi D30V */
1590 bfd_arch_dlx, /* DLX */
1591 bfd_arch_m68hc11, /* Motorola 68HC11 */
1592 bfd_arch_m68hc12, /* Motorola 68HC12 */
1593 bfd_arch_z8k, /* Zilog Z8000 */
1594 #define bfd_mach_z8001 1
1595 #define bfd_mach_z8002 2
1596 bfd_arch_h8500, /* Hitachi H8/500 */
1597 bfd_arch_sh, /* Hitachi SH */
1598 #define bfd_mach_sh 0
1599 #define bfd_mach_sh2 0x20
1600 #define bfd_mach_sh_dsp 0x2d
1601 #define bfd_mach_sh3 0x30
1602 #define bfd_mach_sh3_dsp 0x3d
1603 #define bfd_mach_sh3e 0x3e
1604 #define bfd_mach_sh4 0x40
1605 #define bfd_mach_sh5 0x50
1606 bfd_arch_alpha, /* Dec Alpha */
1607 #define bfd_mach_alpha_ev4 0x10
1608 #define bfd_mach_alpha_ev5 0x20
1609 #define bfd_mach_alpha_ev6 0x30
1610 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1611 #define bfd_mach_arm_2 1
1612 #define bfd_mach_arm_2a 2
1613 #define bfd_mach_arm_3 3
1614 #define bfd_mach_arm_3M 4
1615 #define bfd_mach_arm_4 5
1616 #define bfd_mach_arm_4T 6
1617 #define bfd_mach_arm_5 7
1618 #define bfd_mach_arm_5T 8
1619 #define bfd_mach_arm_5TE 9
1620 #define bfd_mach_arm_XScale 10
1621 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1622 bfd_arch_w65, /* WDC 65816 */
1623 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1624 bfd_arch_tic4x, /* Texas Instruments TMS320C3X/4X */
1625 #define bfd_mach_c3x 30
1626 #define bfd_mach_c4x 40
1627 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1628 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1629 bfd_arch_v850, /* NEC V850 */
1630 #define bfd_mach_v850 0
1631 #define bfd_mach_v850e 'E'
1632 #define bfd_mach_v850ea 'A'
1633 bfd_arch_arc, /* ARC Cores */
1634 #define bfd_mach_arc_5 0
1635 #define bfd_mach_arc_6 1
1636 #define bfd_mach_arc_7 2
1637 #define bfd_mach_arc_8 3
1638 bfd_arch_m32r, /* Mitsubishi M32R/D */
1639 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1640 #define bfd_mach_m32rx 'x'
1641 bfd_arch_mn10200, /* Matsushita MN10200 */
1642 bfd_arch_mn10300, /* Matsushita MN10300 */
1643 #define bfd_mach_mn10300 300
1644 #define bfd_mach_am33 330
1645 bfd_arch_fr30,
1646 #define bfd_mach_fr30 0x46523330
1647 bfd_arch_frv,
1648 #define bfd_mach_frv 0
1649 #define bfd_mach_frvsimple 1
1650 #define bfd_mach_fr300 300
1651 #define bfd_mach_fr400 400
1652 #define bfd_mach_frvtomcat 499 /* fr500 prototype */
1653 #define bfd_mach_fr500 500
1654 bfd_arch_mcore,
1655 bfd_arch_ia64, /* HP/Intel ia64 */
1656 #define bfd_mach_ia64_elf64 0
1657 #define bfd_mach_ia64_elf32 1
1658 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1659 #define bfd_mach_ip2022 0
1660 #define bfd_mach_ip2022ext 1
1661 bfd_arch_pj,
1662 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1663 #define bfd_mach_avr1 1
1664 #define bfd_mach_avr2 2
1665 #define bfd_mach_avr3 3
1666 #define bfd_mach_avr4 4
1667 #define bfd_mach_avr5 5
1668 bfd_arch_cris, /* Axis CRIS */
1669 bfd_arch_s390, /* IBM s390 */
1670 #define bfd_mach_s390_31 0
1671 #define bfd_mach_s390_64 1
1672 bfd_arch_openrisc, /* OpenRISC */
1673 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1674 bfd_arch_xstormy16,
1675 #define bfd_mach_xstormy16 0
1676 bfd_arch_last
1677 };
1678
1679 typedef struct bfd_arch_info
1680 {
1681 int bits_per_word;
1682 int bits_per_address;
1683 int bits_per_byte;
1684 enum bfd_architecture arch;
1685 unsigned long mach;
1686 const char *arch_name;
1687 const char *printable_name;
1688 unsigned int section_align_power;
1689 /* True if this is the default machine for the architecture.
1690 The default arch should be the first entry for an arch so that
1691 all the entries for that arch can be accessed via <<next>>. */
1692 boolean the_default;
1693 const struct bfd_arch_info * (*compatible)
1694 PARAMS ((const struct bfd_arch_info *a,
1695 const struct bfd_arch_info *b));
1696
1697 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1698
1699 const struct bfd_arch_info *next;
1700 }
1701 bfd_arch_info_type;
1702
1703 const char *
1704 bfd_printable_name PARAMS ((bfd *abfd));
1705
1706 const bfd_arch_info_type *
1707 bfd_scan_arch PARAMS ((const char *string));
1708
1709 const char **
1710 bfd_arch_list PARAMS ((void));
1711
1712 const bfd_arch_info_type *
1713 bfd_arch_get_compatible PARAMS ((
1714 const bfd *abfd,
1715 const bfd *bbfd));
1716
1717 void
1718 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1719
1720 enum bfd_architecture
1721 bfd_get_arch PARAMS ((bfd *abfd));
1722
1723 unsigned long
1724 bfd_get_mach PARAMS ((bfd *abfd));
1725
1726 unsigned int
1727 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1728
1729 unsigned int
1730 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1731
1732 const bfd_arch_info_type *
1733 bfd_get_arch_info PARAMS ((bfd *abfd));
1734
1735 const bfd_arch_info_type *
1736 bfd_lookup_arch PARAMS ((enum bfd_architecture
1737 arch,
1738 unsigned long machine));
1739
1740 const char *
1741 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1742
1743 unsigned int
1744 bfd_octets_per_byte PARAMS ((bfd *abfd));
1745
1746 unsigned int
1747 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1748 unsigned long machine));
1749
1750 /* Extracted from reloc.c. */
1751 typedef enum bfd_reloc_status
1752 {
1753 /* No errors detected. */
1754 bfd_reloc_ok,
1755
1756 /* The relocation was performed, but there was an overflow. */
1757 bfd_reloc_overflow,
1758
1759 /* The address to relocate was not within the section supplied. */
1760 bfd_reloc_outofrange,
1761
1762 /* Used by special functions. */
1763 bfd_reloc_continue,
1764
1765 /* Unsupported relocation size requested. */
1766 bfd_reloc_notsupported,
1767
1768 /* Unused. */
1769 bfd_reloc_other,
1770
1771 /* The symbol to relocate against was undefined. */
1772 bfd_reloc_undefined,
1773
1774 /* The relocation was performed, but may not be ok - presently
1775 generated only when linking i960 coff files with i960 b.out
1776 symbols. If this type is returned, the error_message argument
1777 to bfd_perform_relocation will be set. */
1778 bfd_reloc_dangerous
1779 }
1780 bfd_reloc_status_type;
1781
1782
1783 typedef struct reloc_cache_entry
1784 {
1785 /* A pointer into the canonical table of pointers. */
1786 struct symbol_cache_entry **sym_ptr_ptr;
1787
1788 /* offset in section. */
1789 bfd_size_type address;
1790
1791 /* addend for relocation value. */
1792 bfd_vma addend;
1793
1794 /* Pointer to how to perform the required relocation. */
1795 reloc_howto_type *howto;
1796
1797 }
1798 arelent;
1799
1800 enum complain_overflow
1801 {
1802 /* Do not complain on overflow. */
1803 complain_overflow_dont,
1804
1805 /* Complain if the bitfield overflows, whether it is considered
1806 as signed or unsigned. */
1807 complain_overflow_bitfield,
1808
1809 /* Complain if the value overflows when considered as signed
1810 number. */
1811 complain_overflow_signed,
1812
1813 /* Complain if the value overflows when considered as an
1814 unsigned number. */
1815 complain_overflow_unsigned
1816 };
1817
1818 struct reloc_howto_struct
1819 {
1820 /* The type field has mainly a documentary use - the back end can
1821 do what it wants with it, though normally the back end's
1822 external idea of what a reloc number is stored
1823 in this field. For example, a PC relative word relocation
1824 in a coff environment has the type 023 - because that's
1825 what the outside world calls a R_PCRWORD reloc. */
1826 unsigned int type;
1827
1828 /* The value the final relocation is shifted right by. This drops
1829 unwanted data from the relocation. */
1830 unsigned int rightshift;
1831
1832 /* The size of the item to be relocated. This is *not* a
1833 power-of-two measure. To get the number of bytes operated
1834 on by a type of relocation, use bfd_get_reloc_size. */
1835 int size;
1836
1837 /* The number of bits in the item to be relocated. This is used
1838 when doing overflow checking. */
1839 unsigned int bitsize;
1840
1841 /* Notes that the relocation is relative to the location in the
1842 data section of the addend. The relocation function will
1843 subtract from the relocation value the address of the location
1844 being relocated. */
1845 boolean pc_relative;
1846
1847 /* The bit position of the reloc value in the destination.
1848 The relocated value is left shifted by this amount. */
1849 unsigned int bitpos;
1850
1851 /* What type of overflow error should be checked for when
1852 relocating. */
1853 enum complain_overflow complain_on_overflow;
1854
1855 /* If this field is non null, then the supplied function is
1856 called rather than the normal function. This allows really
1857 strange relocation methods to be accomodated (e.g., i960 callj
1858 instructions). */
1859 bfd_reloc_status_type (*special_function)
1860 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1861 bfd *, char **));
1862
1863 /* The textual name of the relocation type. */
1864 char *name;
1865
1866 /* Some formats record a relocation addend in the section contents
1867 rather than with the relocation. For ELF formats this is the
1868 distinction between USE_REL and USE_RELA (though the code checks
1869 for USE_REL == 1/0). The value of this field is TRUE if the
1870 addend is recorded with the section contents; when performing a
1871 partial link (ld -r) the section contents (the data) will be
1872 modified. The value of this field is FALSE if addends are
1873 recorded with the relocation (in arelent.addend); when performing
1874 a partial link the relocation will be modified.
1875 All relocations for all ELF USE_RELA targets should set this field
1876 to FALSE (values of TRUE should be looked on with suspicion).
1877 However, the converse is not true: not all relocations of all ELF
1878 USE_REL targets set this field to TRUE. Why this is so is peculiar
1879 to each particular target. For relocs that aren't used in partial
1880 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1881 boolean partial_inplace;
1882
1883 /* The src_mask selects which parts of the read in data
1884 are to be used in the relocation sum. E.g., if this was an 8 bit
1885 byte of data which we read and relocated, this would be
1886 0x000000ff. When we have relocs which have an addend, such as
1887 sun4 extended relocs, the value in the offset part of a
1888 relocating field is garbage so we never use it. In this case
1889 the mask would be 0x00000000. */
1890 bfd_vma src_mask;
1891
1892 /* The dst_mask selects which parts of the instruction are replaced
1893 into the instruction. In most cases src_mask == dst_mask,
1894 except in the above special case, where dst_mask would be
1895 0x000000ff, and src_mask would be 0x00000000. */
1896 bfd_vma dst_mask;
1897
1898 /* When some formats create PC relative instructions, they leave
1899 the value of the pc of the place being relocated in the offset
1900 slot of the instruction, so that a PC relative relocation can
1901 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1902 Some formats leave the displacement part of an instruction
1903 empty (e.g., m88k bcs); this flag signals the fact. */
1904 boolean pcrel_offset;
1905 };
1906
1907 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1908 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1909 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1910 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1911 NAME, false, 0, 0, IN)
1912
1913 #define EMPTY_HOWTO(C) \
1914 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1915 NULL, false, 0, 0, false)
1916
1917 #define HOWTO_PREPARE(relocation, symbol) \
1918 { \
1919 if (symbol != (asymbol *) NULL) \
1920 { \
1921 if (bfd_is_com_section (symbol->section)) \
1922 { \
1923 relocation = 0; \
1924 } \
1925 else \
1926 { \
1927 relocation = symbol->value; \
1928 } \
1929 } \
1930 }
1931
1932 unsigned int
1933 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1934
1935 typedef struct relent_chain
1936 {
1937 arelent relent;
1938 struct relent_chain *next;
1939 }
1940 arelent_chain;
1941
1942 bfd_reloc_status_type
1943 bfd_check_overflow PARAMS ((enum complain_overflow how,
1944 unsigned int bitsize,
1945 unsigned int rightshift,
1946 unsigned int addrsize,
1947 bfd_vma relocation));
1948
1949 bfd_reloc_status_type
1950 bfd_perform_relocation PARAMS ((bfd *abfd,
1951 arelent *reloc_entry,
1952 PTR data,
1953 asection *input_section,
1954 bfd *output_bfd,
1955 char **error_message));
1956
1957 bfd_reloc_status_type
1958 bfd_install_relocation PARAMS ((bfd *abfd,
1959 arelent *reloc_entry,
1960 PTR data, bfd_vma data_start,
1961 asection *input_section,
1962 char **error_message));
1963
1964 enum bfd_reloc_code_real {
1965 _dummy_first_bfd_reloc_code_real,
1966
1967
1968 /* Basic absolute relocations of N bits. */
1969 BFD_RELOC_64,
1970 BFD_RELOC_32,
1971 BFD_RELOC_26,
1972 BFD_RELOC_24,
1973 BFD_RELOC_16,
1974 BFD_RELOC_14,
1975 BFD_RELOC_8,
1976
1977 /* PC-relative relocations. Sometimes these are relative to the address
1978 of the relocation itself; sometimes they are relative to the start of
1979 the section containing the relocation. It depends on the specific target.
1980
1981 The 24-bit relocation is used in some Intel 960 configurations. */
1982 BFD_RELOC_64_PCREL,
1983 BFD_RELOC_32_PCREL,
1984 BFD_RELOC_24_PCREL,
1985 BFD_RELOC_16_PCREL,
1986 BFD_RELOC_12_PCREL,
1987 BFD_RELOC_8_PCREL,
1988
1989 /* For ELF. */
1990 BFD_RELOC_32_GOT_PCREL,
1991 BFD_RELOC_16_GOT_PCREL,
1992 BFD_RELOC_8_GOT_PCREL,
1993 BFD_RELOC_32_GOTOFF,
1994 BFD_RELOC_16_GOTOFF,
1995 BFD_RELOC_LO16_GOTOFF,
1996 BFD_RELOC_HI16_GOTOFF,
1997 BFD_RELOC_HI16_S_GOTOFF,
1998 BFD_RELOC_8_GOTOFF,
1999 BFD_RELOC_64_PLT_PCREL,
2000 BFD_RELOC_32_PLT_PCREL,
2001 BFD_RELOC_24_PLT_PCREL,
2002 BFD_RELOC_16_PLT_PCREL,
2003 BFD_RELOC_8_PLT_PCREL,
2004 BFD_RELOC_64_PLTOFF,
2005 BFD_RELOC_32_PLTOFF,
2006 BFD_RELOC_16_PLTOFF,
2007 BFD_RELOC_LO16_PLTOFF,
2008 BFD_RELOC_HI16_PLTOFF,
2009 BFD_RELOC_HI16_S_PLTOFF,
2010 BFD_RELOC_8_PLTOFF,
2011
2012 /* Relocations used by 68K ELF. */
2013 BFD_RELOC_68K_GLOB_DAT,
2014 BFD_RELOC_68K_JMP_SLOT,
2015 BFD_RELOC_68K_RELATIVE,
2016
2017 /* Linkage-table relative. */
2018 BFD_RELOC_32_BASEREL,
2019 BFD_RELOC_16_BASEREL,
2020 BFD_RELOC_LO16_BASEREL,
2021 BFD_RELOC_HI16_BASEREL,
2022 BFD_RELOC_HI16_S_BASEREL,
2023 BFD_RELOC_8_BASEREL,
2024 BFD_RELOC_RVA,
2025
2026 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2027 BFD_RELOC_8_FFnn,
2028
2029 /* These PC-relative relocations are stored as word displacements --
2030 i.e., byte displacements shifted right two bits. The 30-bit word
2031 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2032 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2033 signed 16-bit displacement is used on the MIPS, and the 23-bit
2034 displacement is used on the Alpha. */
2035 BFD_RELOC_32_PCREL_S2,
2036 BFD_RELOC_16_PCREL_S2,
2037 BFD_RELOC_23_PCREL_S2,
2038
2039 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2040 the target word. These are used on the SPARC. */
2041 BFD_RELOC_HI22,
2042 BFD_RELOC_LO10,
2043
2044 /* For systems that allocate a Global Pointer register, these are
2045 displacements off that register. These relocation types are
2046 handled specially, because the value the register will have is
2047 decided relatively late. */
2048 BFD_RELOC_GPREL16,
2049 BFD_RELOC_GPREL32,
2050
2051 /* Reloc types used for i960/b.out. */
2052 BFD_RELOC_I960_CALLJ,
2053
2054 /* SPARC ELF relocations. There is probably some overlap with other
2055 relocation types already defined. */
2056 BFD_RELOC_NONE,
2057 BFD_RELOC_SPARC_WDISP22,
2058 BFD_RELOC_SPARC22,
2059 BFD_RELOC_SPARC13,
2060 BFD_RELOC_SPARC_GOT10,
2061 BFD_RELOC_SPARC_GOT13,
2062 BFD_RELOC_SPARC_GOT22,
2063 BFD_RELOC_SPARC_PC10,
2064 BFD_RELOC_SPARC_PC22,
2065 BFD_RELOC_SPARC_WPLT30,
2066 BFD_RELOC_SPARC_COPY,
2067 BFD_RELOC_SPARC_GLOB_DAT,
2068 BFD_RELOC_SPARC_JMP_SLOT,
2069 BFD_RELOC_SPARC_RELATIVE,
2070 BFD_RELOC_SPARC_UA16,
2071 BFD_RELOC_SPARC_UA32,
2072 BFD_RELOC_SPARC_UA64,
2073
2074 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2075 BFD_RELOC_SPARC_BASE13,
2076 BFD_RELOC_SPARC_BASE22,
2077
2078 /* SPARC64 relocations */
2079 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2080 BFD_RELOC_SPARC_10,
2081 BFD_RELOC_SPARC_11,
2082 BFD_RELOC_SPARC_OLO10,
2083 BFD_RELOC_SPARC_HH22,
2084 BFD_RELOC_SPARC_HM10,
2085 BFD_RELOC_SPARC_LM22,
2086 BFD_RELOC_SPARC_PC_HH22,
2087 BFD_RELOC_SPARC_PC_HM10,
2088 BFD_RELOC_SPARC_PC_LM22,
2089 BFD_RELOC_SPARC_WDISP16,
2090 BFD_RELOC_SPARC_WDISP19,
2091 BFD_RELOC_SPARC_7,
2092 BFD_RELOC_SPARC_6,
2093 BFD_RELOC_SPARC_5,
2094 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2095 BFD_RELOC_SPARC_PLT32,
2096 BFD_RELOC_SPARC_PLT64,
2097 BFD_RELOC_SPARC_HIX22,
2098 BFD_RELOC_SPARC_LOX10,
2099 BFD_RELOC_SPARC_H44,
2100 BFD_RELOC_SPARC_M44,
2101 BFD_RELOC_SPARC_L44,
2102 BFD_RELOC_SPARC_REGISTER,
2103
2104 /* SPARC little endian relocation */
2105 BFD_RELOC_SPARC_REV32,
2106
2107 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2108 "addend" in some special way.
2109 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2110 writing; when reading, it will be the absolute section symbol. The
2111 addend is the displacement in bytes of the "lda" instruction from
2112 the "ldah" instruction (which is at the address of this reloc). */
2113 BFD_RELOC_ALPHA_GPDISP_HI16,
2114
2115 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2116 with GPDISP_HI16 relocs. The addend is ignored when writing the
2117 relocations out, and is filled in with the file's GP value on
2118 reading, for convenience. */
2119 BFD_RELOC_ALPHA_GPDISP_LO16,
2120
2121 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2122 relocation except that there is no accompanying GPDISP_LO16
2123 relocation. */
2124 BFD_RELOC_ALPHA_GPDISP,
2125
2126 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2127 the assembler turns it into a LDQ instruction to load the address of
2128 the symbol, and then fills in a register in the real instruction.
2129
2130 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2131 section symbol. The addend is ignored when writing, but is filled
2132 in with the file's GP value on reading, for convenience, as with the
2133 GPDISP_LO16 reloc.
2134
2135 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2136 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2137 but it generates output not based on the position within the .got
2138 section, but relative to the GP value chosen for the file during the
2139 final link stage.
2140
2141 The LITUSE reloc, on the instruction using the loaded address, gives
2142 information to the linker that it might be able to use to optimize
2143 away some literal section references. The symbol is ignored (read
2144 as the absolute section symbol), and the "addend" indicates the type
2145 of instruction using the register:
2146 1 - "memory" fmt insn
2147 2 - byte-manipulation (byte offset reg)
2148 3 - jsr (target of branch) */
2149 BFD_RELOC_ALPHA_LITERAL,
2150 BFD_RELOC_ALPHA_ELF_LITERAL,
2151 BFD_RELOC_ALPHA_LITUSE,
2152
2153 /* The HINT relocation indicates a value that should be filled into the
2154 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2155 prediction logic which may be provided on some processors. */
2156 BFD_RELOC_ALPHA_HINT,
2157
2158 /* The LINKAGE relocation outputs a linkage pair in the object file,
2159 which is filled by the linker. */
2160 BFD_RELOC_ALPHA_LINKAGE,
2161
2162 /* The CODEADDR relocation outputs a STO_CA in the object file,
2163 which is filled by the linker. */
2164 BFD_RELOC_ALPHA_CODEADDR,
2165
2166 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2167 GP register. */
2168 BFD_RELOC_ALPHA_GPREL_HI16,
2169 BFD_RELOC_ALPHA_GPREL_LO16,
2170
2171 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2172 share a common GP, and the target address is adjusted for
2173 STO_ALPHA_STD_GPLOAD. */
2174 BFD_RELOC_ALPHA_BRSGP,
2175
2176 /* Alpha thread-local storage relocations. */
2177 BFD_RELOC_ALPHA_TLSGD,
2178 BFD_RELOC_ALPHA_TLSLDM,
2179 BFD_RELOC_ALPHA_DTPMOD64,
2180 BFD_RELOC_ALPHA_GOTDTPREL16,
2181 BFD_RELOC_ALPHA_DTPREL64,
2182 BFD_RELOC_ALPHA_DTPREL_HI16,
2183 BFD_RELOC_ALPHA_DTPREL_LO16,
2184 BFD_RELOC_ALPHA_DTPREL16,
2185 BFD_RELOC_ALPHA_GOTTPREL16,
2186 BFD_RELOC_ALPHA_TPREL64,
2187 BFD_RELOC_ALPHA_TPREL_HI16,
2188 BFD_RELOC_ALPHA_TPREL_LO16,
2189 BFD_RELOC_ALPHA_TPREL16,
2190
2191 /* Bits 27..2 of the relocation address shifted right 2 bits;
2192 simple reloc otherwise. */
2193 BFD_RELOC_MIPS_JMP,
2194
2195 /* The MIPS16 jump instruction. */
2196 BFD_RELOC_MIPS16_JMP,
2197
2198 /* MIPS16 GP relative reloc. */
2199 BFD_RELOC_MIPS16_GPREL,
2200
2201 /* High 16 bits of 32-bit value; simple reloc. */
2202 BFD_RELOC_HI16,
2203
2204 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2205 extended and added to form the final result. If the low 16
2206 bits form a negative number, we need to add one to the high value
2207 to compensate for the borrow when the low bits are added. */
2208 BFD_RELOC_HI16_S,
2209
2210 /* Low 16 bits. */
2211 BFD_RELOC_LO16,
2212
2213 /* Like BFD_RELOC_HI16_S, but PC relative. */
2214 BFD_RELOC_PCREL_HI16_S,
2215
2216 /* Like BFD_RELOC_LO16, but PC relative. */
2217 BFD_RELOC_PCREL_LO16,
2218
2219 /* Relocation against a MIPS literal section. */
2220 BFD_RELOC_MIPS_LITERAL,
2221
2222 /* MIPS ELF relocations. */
2223 BFD_RELOC_MIPS_GOT16,
2224 BFD_RELOC_MIPS_CALL16,
2225 BFD_RELOC_MIPS_GOT_HI16,
2226 BFD_RELOC_MIPS_GOT_LO16,
2227 BFD_RELOC_MIPS_CALL_HI16,
2228 BFD_RELOC_MIPS_CALL_LO16,
2229 BFD_RELOC_MIPS_SUB,
2230 BFD_RELOC_MIPS_GOT_PAGE,
2231 BFD_RELOC_MIPS_GOT_OFST,
2232 BFD_RELOC_MIPS_GOT_DISP,
2233 BFD_RELOC_MIPS_SHIFT5,
2234 BFD_RELOC_MIPS_SHIFT6,
2235 BFD_RELOC_MIPS_INSERT_A,
2236 BFD_RELOC_MIPS_INSERT_B,
2237 BFD_RELOC_MIPS_DELETE,
2238 BFD_RELOC_MIPS_HIGHEST,
2239 BFD_RELOC_MIPS_HIGHER,
2240 BFD_RELOC_MIPS_SCN_DISP,
2241 BFD_RELOC_MIPS_REL16,
2242 BFD_RELOC_MIPS_RELGOT,
2243 BFD_RELOC_MIPS_JALR,
2244
2245 /* Fujitsu Frv Relocations. */
2246 BFD_RELOC_FRV_LABEL16,
2247 BFD_RELOC_FRV_LABEL24,
2248 BFD_RELOC_FRV_LO16,
2249 BFD_RELOC_FRV_HI16,
2250 BFD_RELOC_FRV_GPREL12,
2251 BFD_RELOC_FRV_GPRELU12,
2252 BFD_RELOC_FRV_GPREL32,
2253 BFD_RELOC_FRV_GPRELHI,
2254 BFD_RELOC_FRV_GPRELLO,
2255
2256
2257 /* i386/elf relocations */
2258 BFD_RELOC_386_GOT32,
2259 BFD_RELOC_386_PLT32,
2260 BFD_RELOC_386_COPY,
2261 BFD_RELOC_386_GLOB_DAT,
2262 BFD_RELOC_386_JUMP_SLOT,
2263 BFD_RELOC_386_RELATIVE,
2264 BFD_RELOC_386_GOTOFF,
2265 BFD_RELOC_386_GOTPC,
2266 BFD_RELOC_386_TLS_LE,
2267 BFD_RELOC_386_TLS_GD,
2268 BFD_RELOC_386_TLS_LDM,
2269 BFD_RELOC_386_TLS_LDO_32,
2270 BFD_RELOC_386_TLS_IE_32,
2271 BFD_RELOC_386_TLS_LE_32,
2272 BFD_RELOC_386_TLS_DTPMOD32,
2273 BFD_RELOC_386_TLS_DTPOFF32,
2274 BFD_RELOC_386_TLS_TPOFF32,
2275
2276 /* x86-64/elf relocations */
2277 BFD_RELOC_X86_64_GOT32,
2278 BFD_RELOC_X86_64_PLT32,
2279 BFD_RELOC_X86_64_COPY,
2280 BFD_RELOC_X86_64_GLOB_DAT,
2281 BFD_RELOC_X86_64_JUMP_SLOT,
2282 BFD_RELOC_X86_64_RELATIVE,
2283 BFD_RELOC_X86_64_GOTPCREL,
2284 BFD_RELOC_X86_64_32S,
2285
2286 /* ns32k relocations */
2287 BFD_RELOC_NS32K_IMM_8,
2288 BFD_RELOC_NS32K_IMM_16,
2289 BFD_RELOC_NS32K_IMM_32,
2290 BFD_RELOC_NS32K_IMM_8_PCREL,
2291 BFD_RELOC_NS32K_IMM_16_PCREL,
2292 BFD_RELOC_NS32K_IMM_32_PCREL,
2293 BFD_RELOC_NS32K_DISP_8,
2294 BFD_RELOC_NS32K_DISP_16,
2295 BFD_RELOC_NS32K_DISP_32,
2296 BFD_RELOC_NS32K_DISP_8_PCREL,
2297 BFD_RELOC_NS32K_DISP_16_PCREL,
2298 BFD_RELOC_NS32K_DISP_32_PCREL,
2299
2300 /* PDP11 relocations */
2301 BFD_RELOC_PDP11_DISP_8_PCREL,
2302 BFD_RELOC_PDP11_DISP_6_PCREL,
2303
2304 /* Picojava relocs. Not all of these appear in object files. */
2305 BFD_RELOC_PJ_CODE_HI16,
2306 BFD_RELOC_PJ_CODE_LO16,
2307 BFD_RELOC_PJ_CODE_DIR16,
2308 BFD_RELOC_PJ_CODE_DIR32,
2309 BFD_RELOC_PJ_CODE_REL16,
2310 BFD_RELOC_PJ_CODE_REL32,
2311
2312 /* Power(rs6000) and PowerPC relocations. */
2313 BFD_RELOC_PPC_B26,
2314 BFD_RELOC_PPC_BA26,
2315 BFD_RELOC_PPC_TOC16,
2316 BFD_RELOC_PPC_B16,
2317 BFD_RELOC_PPC_B16_BRTAKEN,
2318 BFD_RELOC_PPC_B16_BRNTAKEN,
2319 BFD_RELOC_PPC_BA16,
2320 BFD_RELOC_PPC_BA16_BRTAKEN,
2321 BFD_RELOC_PPC_BA16_BRNTAKEN,
2322 BFD_RELOC_PPC_COPY,
2323 BFD_RELOC_PPC_GLOB_DAT,
2324 BFD_RELOC_PPC_JMP_SLOT,
2325 BFD_RELOC_PPC_RELATIVE,
2326 BFD_RELOC_PPC_LOCAL24PC,
2327 BFD_RELOC_PPC_EMB_NADDR32,
2328 BFD_RELOC_PPC_EMB_NADDR16,
2329 BFD_RELOC_PPC_EMB_NADDR16_LO,
2330 BFD_RELOC_PPC_EMB_NADDR16_HI,
2331 BFD_RELOC_PPC_EMB_NADDR16_HA,
2332 BFD_RELOC_PPC_EMB_SDAI16,
2333 BFD_RELOC_PPC_EMB_SDA2I16,
2334 BFD_RELOC_PPC_EMB_SDA2REL,
2335 BFD_RELOC_PPC_EMB_SDA21,
2336 BFD_RELOC_PPC_EMB_MRKREF,
2337 BFD_RELOC_PPC_EMB_RELSEC16,
2338 BFD_RELOC_PPC_EMB_RELST_LO,
2339 BFD_RELOC_PPC_EMB_RELST_HI,
2340 BFD_RELOC_PPC_EMB_RELST_HA,
2341 BFD_RELOC_PPC_EMB_BIT_FLD,
2342 BFD_RELOC_PPC_EMB_RELSDA,
2343 BFD_RELOC_PPC64_HIGHER,
2344 BFD_RELOC_PPC64_HIGHER_S,
2345 BFD_RELOC_PPC64_HIGHEST,
2346 BFD_RELOC_PPC64_HIGHEST_S,
2347 BFD_RELOC_PPC64_TOC16_LO,
2348 BFD_RELOC_PPC64_TOC16_HI,
2349 BFD_RELOC_PPC64_TOC16_HA,
2350 BFD_RELOC_PPC64_TOC,
2351 BFD_RELOC_PPC64_PLTGOT16,
2352 BFD_RELOC_PPC64_PLTGOT16_LO,
2353 BFD_RELOC_PPC64_PLTGOT16_HI,
2354 BFD_RELOC_PPC64_PLTGOT16_HA,
2355 BFD_RELOC_PPC64_ADDR16_DS,
2356 BFD_RELOC_PPC64_ADDR16_LO_DS,
2357 BFD_RELOC_PPC64_GOT16_DS,
2358 BFD_RELOC_PPC64_GOT16_LO_DS,
2359 BFD_RELOC_PPC64_PLT16_LO_DS,
2360 BFD_RELOC_PPC64_SECTOFF_DS,
2361 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2362 BFD_RELOC_PPC64_TOC16_DS,
2363 BFD_RELOC_PPC64_TOC16_LO_DS,
2364 BFD_RELOC_PPC64_PLTGOT16_DS,
2365 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2366
2367 /* IBM 370/390 relocations */
2368 BFD_RELOC_I370_D12,
2369
2370 /* The type of reloc used to build a contructor table - at the moment
2371 probably a 32 bit wide absolute relocation, but the target can choose.
2372 It generally does map to one of the other relocation types. */
2373 BFD_RELOC_CTOR,
2374
2375 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2376 not stored in the instruction. */
2377 BFD_RELOC_ARM_PCREL_BRANCH,
2378
2379 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2380 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2381 field in the instruction. */
2382 BFD_RELOC_ARM_PCREL_BLX,
2383
2384 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2385 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2386 field in the instruction. */
2387 BFD_RELOC_THUMB_PCREL_BLX,
2388
2389 /* These relocs are only used within the ARM assembler. They are not
2390 (at present) written to any object files. */
2391 BFD_RELOC_ARM_IMMEDIATE,
2392 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2393 BFD_RELOC_ARM_OFFSET_IMM,
2394 BFD_RELOC_ARM_SHIFT_IMM,
2395 BFD_RELOC_ARM_SWI,
2396 BFD_RELOC_ARM_MULTI,
2397 BFD_RELOC_ARM_CP_OFF_IMM,
2398 BFD_RELOC_ARM_ADR_IMM,
2399 BFD_RELOC_ARM_LDR_IMM,
2400 BFD_RELOC_ARM_LITERAL,
2401 BFD_RELOC_ARM_IN_POOL,
2402 BFD_RELOC_ARM_OFFSET_IMM8,
2403 BFD_RELOC_ARM_HWLITERAL,
2404 BFD_RELOC_ARM_THUMB_ADD,
2405 BFD_RELOC_ARM_THUMB_IMM,
2406 BFD_RELOC_ARM_THUMB_SHIFT,
2407 BFD_RELOC_ARM_THUMB_OFFSET,
2408 BFD_RELOC_ARM_GOT12,
2409 BFD_RELOC_ARM_GOT32,
2410 BFD_RELOC_ARM_JUMP_SLOT,
2411 BFD_RELOC_ARM_COPY,
2412 BFD_RELOC_ARM_GLOB_DAT,
2413 BFD_RELOC_ARM_PLT32,
2414 BFD_RELOC_ARM_RELATIVE,
2415 BFD_RELOC_ARM_GOTOFF,
2416 BFD_RELOC_ARM_GOTPC,
2417
2418 /* Hitachi SH relocs. Not all of these appear in object files. */
2419 BFD_RELOC_SH_PCDISP8BY2,
2420 BFD_RELOC_SH_PCDISP12BY2,
2421 BFD_RELOC_SH_IMM4,
2422 BFD_RELOC_SH_IMM4BY2,
2423 BFD_RELOC_SH_IMM4BY4,
2424 BFD_RELOC_SH_IMM8,
2425 BFD_RELOC_SH_IMM8BY2,
2426 BFD_RELOC_SH_IMM8BY4,
2427 BFD_RELOC_SH_PCRELIMM8BY2,
2428 BFD_RELOC_SH_PCRELIMM8BY4,
2429 BFD_RELOC_SH_SWITCH16,
2430 BFD_RELOC_SH_SWITCH32,
2431 BFD_RELOC_SH_USES,
2432 BFD_RELOC_SH_COUNT,
2433 BFD_RELOC_SH_ALIGN,
2434 BFD_RELOC_SH_CODE,
2435 BFD_RELOC_SH_DATA,
2436 BFD_RELOC_SH_LABEL,
2437 BFD_RELOC_SH_LOOP_START,
2438 BFD_RELOC_SH_LOOP_END,
2439 BFD_RELOC_SH_COPY,
2440 BFD_RELOC_SH_GLOB_DAT,
2441 BFD_RELOC_SH_JMP_SLOT,
2442 BFD_RELOC_SH_RELATIVE,
2443 BFD_RELOC_SH_GOTPC,
2444 BFD_RELOC_SH_GOT_LOW16,
2445 BFD_RELOC_SH_GOT_MEDLOW16,
2446 BFD_RELOC_SH_GOT_MEDHI16,
2447 BFD_RELOC_SH_GOT_HI16,
2448 BFD_RELOC_SH_GOTPLT_LOW16,
2449 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2450 BFD_RELOC_SH_GOTPLT_MEDHI16,
2451 BFD_RELOC_SH_GOTPLT_HI16,
2452 BFD_RELOC_SH_PLT_LOW16,
2453 BFD_RELOC_SH_PLT_MEDLOW16,
2454 BFD_RELOC_SH_PLT_MEDHI16,
2455 BFD_RELOC_SH_PLT_HI16,
2456 BFD_RELOC_SH_GOTOFF_LOW16,
2457 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2458 BFD_RELOC_SH_GOTOFF_MEDHI16,
2459 BFD_RELOC_SH_GOTOFF_HI16,
2460 BFD_RELOC_SH_GOTPC_LOW16,
2461 BFD_RELOC_SH_GOTPC_MEDLOW16,
2462 BFD_RELOC_SH_GOTPC_MEDHI16,
2463 BFD_RELOC_SH_GOTPC_HI16,
2464 BFD_RELOC_SH_COPY64,
2465 BFD_RELOC_SH_GLOB_DAT64,
2466 BFD_RELOC_SH_JMP_SLOT64,
2467 BFD_RELOC_SH_RELATIVE64,
2468 BFD_RELOC_SH_GOT10BY4,
2469 BFD_RELOC_SH_GOT10BY8,
2470 BFD_RELOC_SH_GOTPLT10BY4,
2471 BFD_RELOC_SH_GOTPLT10BY8,
2472 BFD_RELOC_SH_GOTPLT32,
2473 BFD_RELOC_SH_SHMEDIA_CODE,
2474 BFD_RELOC_SH_IMMU5,
2475 BFD_RELOC_SH_IMMS6,
2476 BFD_RELOC_SH_IMMS6BY32,
2477 BFD_RELOC_SH_IMMU6,
2478 BFD_RELOC_SH_IMMS10,
2479 BFD_RELOC_SH_IMMS10BY2,
2480 BFD_RELOC_SH_IMMS10BY4,
2481 BFD_RELOC_SH_IMMS10BY8,
2482 BFD_RELOC_SH_IMMS16,
2483 BFD_RELOC_SH_IMMU16,
2484 BFD_RELOC_SH_IMM_LOW16,
2485 BFD_RELOC_SH_IMM_LOW16_PCREL,
2486 BFD_RELOC_SH_IMM_MEDLOW16,
2487 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2488 BFD_RELOC_SH_IMM_MEDHI16,
2489 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2490 BFD_RELOC_SH_IMM_HI16,
2491 BFD_RELOC_SH_IMM_HI16_PCREL,
2492 BFD_RELOC_SH_PT_16,
2493
2494 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2495 be zero and is not stored in the instruction. */
2496 BFD_RELOC_THUMB_PCREL_BRANCH9,
2497 BFD_RELOC_THUMB_PCREL_BRANCH12,
2498 BFD_RELOC_THUMB_PCREL_BRANCH23,
2499
2500 /* ARC Cores relocs.
2501 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2502 not stored in the instruction. The high 20 bits are installed in bits 26
2503 through 7 of the instruction. */
2504 BFD_RELOC_ARC_B22_PCREL,
2505
2506 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2507 stored in the instruction. The high 24 bits are installed in bits 23
2508 through 0. */
2509 BFD_RELOC_ARC_B26,
2510
2511 /* Mitsubishi D10V relocs.
2512 This is a 10-bit reloc with the right 2 bits
2513 assumed to be 0. */
2514 BFD_RELOC_D10V_10_PCREL_R,
2515
2516 /* Mitsubishi D10V relocs.
2517 This is a 10-bit reloc with the right 2 bits
2518 assumed to be 0. This is the same as the previous reloc
2519 except it is in the left container, i.e.,
2520 shifted left 15 bits. */
2521 BFD_RELOC_D10V_10_PCREL_L,
2522
2523 /* This is an 18-bit reloc with the right 2 bits
2524 assumed to be 0. */
2525 BFD_RELOC_D10V_18,
2526
2527 /* This is an 18-bit reloc with the right 2 bits
2528 assumed to be 0. */
2529 BFD_RELOC_D10V_18_PCREL,
2530
2531 /* Mitsubishi D30V relocs.
2532 This is a 6-bit absolute reloc. */
2533 BFD_RELOC_D30V_6,
2534
2535 /* This is a 6-bit pc-relative reloc with
2536 the right 3 bits assumed to be 0. */
2537 BFD_RELOC_D30V_9_PCREL,
2538
2539 /* This is a 6-bit pc-relative reloc with
2540 the right 3 bits assumed to be 0. Same
2541 as the previous reloc but on the right side
2542 of the container. */
2543 BFD_RELOC_D30V_9_PCREL_R,
2544
2545 /* This is a 12-bit absolute reloc with the
2546 right 3 bitsassumed to be 0. */
2547 BFD_RELOC_D30V_15,
2548
2549 /* This is a 12-bit pc-relative reloc with
2550 the right 3 bits assumed to be 0. */
2551 BFD_RELOC_D30V_15_PCREL,
2552
2553 /* This is a 12-bit pc-relative reloc with
2554 the right 3 bits assumed to be 0. Same
2555 as the previous reloc but on the right side
2556 of the container. */
2557 BFD_RELOC_D30V_15_PCREL_R,
2558
2559 /* This is an 18-bit absolute reloc with
2560 the right 3 bits assumed to be 0. */
2561 BFD_RELOC_D30V_21,
2562
2563 /* This is an 18-bit pc-relative reloc with
2564 the right 3 bits assumed to be 0. */
2565 BFD_RELOC_D30V_21_PCREL,
2566
2567 /* This is an 18-bit pc-relative reloc with
2568 the right 3 bits assumed to be 0. Same
2569 as the previous reloc but on the right side
2570 of the container. */
2571 BFD_RELOC_D30V_21_PCREL_R,
2572
2573 /* This is a 32-bit absolute reloc. */
2574 BFD_RELOC_D30V_32,
2575
2576 /* This is a 32-bit pc-relative reloc. */
2577 BFD_RELOC_D30V_32_PCREL,
2578
2579 /* DLX relocs */
2580 BFD_RELOC_DLX_HI16_S,
2581
2582 /* DLX relocs */
2583 BFD_RELOC_DLX_LO16,
2584
2585 /* DLX relocs */
2586 BFD_RELOC_DLX_JMP26,
2587
2588 /* Mitsubishi M32R relocs.
2589 This is a 24 bit absolute address. */
2590 BFD_RELOC_M32R_24,
2591
2592 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2593 BFD_RELOC_M32R_10_PCREL,
2594
2595 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2596 BFD_RELOC_M32R_18_PCREL,
2597
2598 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2599 BFD_RELOC_M32R_26_PCREL,
2600
2601 /* This is a 16-bit reloc containing the high 16 bits of an address
2602 used when the lower 16 bits are treated as unsigned. */
2603 BFD_RELOC_M32R_HI16_ULO,
2604
2605 /* This is a 16-bit reloc containing the high 16 bits of an address
2606 used when the lower 16 bits are treated as signed. */
2607 BFD_RELOC_M32R_HI16_SLO,
2608
2609 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2610 BFD_RELOC_M32R_LO16,
2611
2612 /* This is a 16-bit reloc containing the small data area offset for use in
2613 add3, load, and store instructions. */
2614 BFD_RELOC_M32R_SDA16,
2615
2616 /* This is a 9-bit reloc */
2617 BFD_RELOC_V850_9_PCREL,
2618
2619 /* This is a 22-bit reloc */
2620 BFD_RELOC_V850_22_PCREL,
2621
2622 /* This is a 16 bit offset from the short data area pointer. */
2623 BFD_RELOC_V850_SDA_16_16_OFFSET,
2624
2625 /* This is a 16 bit offset (of which only 15 bits are used) from the
2626 short data area pointer. */
2627 BFD_RELOC_V850_SDA_15_16_OFFSET,
2628
2629 /* This is a 16 bit offset from the zero data area pointer. */
2630 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2631
2632 /* This is a 16 bit offset (of which only 15 bits are used) from the
2633 zero data area pointer. */
2634 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2635
2636 /* This is an 8 bit offset (of which only 6 bits are used) from the
2637 tiny data area pointer. */
2638 BFD_RELOC_V850_TDA_6_8_OFFSET,
2639
2640 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2641 data area pointer. */
2642 BFD_RELOC_V850_TDA_7_8_OFFSET,
2643
2644 /* This is a 7 bit offset from the tiny data area pointer. */
2645 BFD_RELOC_V850_TDA_7_7_OFFSET,
2646
2647 /* This is a 16 bit offset from the tiny data area pointer. */
2648 BFD_RELOC_V850_TDA_16_16_OFFSET,
2649
2650 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2651 data area pointer. */
2652 BFD_RELOC_V850_TDA_4_5_OFFSET,
2653
2654 /* This is a 4 bit offset from the tiny data area pointer. */
2655 BFD_RELOC_V850_TDA_4_4_OFFSET,
2656
2657 /* This is a 16 bit offset from the short data area pointer, with the
2658 bits placed non-contigously in the instruction. */
2659 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2660
2661 /* This is a 16 bit offset from the zero data area pointer, with the
2662 bits placed non-contigously in the instruction. */
2663 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2664
2665 /* This is a 6 bit offset from the call table base pointer. */
2666 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2667
2668 /* This is a 16 bit offset from the call table base pointer. */
2669 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2670
2671 /* Used for relaxing indirect function calls. */
2672 BFD_RELOC_V850_LONGCALL,
2673
2674 /* Used for relaxing indirect jumps. */
2675 BFD_RELOC_V850_LONGJUMP,
2676
2677 /* Used to maintain alignment whilst relaxing. */
2678 BFD_RELOC_V850_ALIGN,
2679
2680 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2681 instruction. */
2682 BFD_RELOC_MN10300_32_PCREL,
2683
2684 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2685 instruction. */
2686 BFD_RELOC_MN10300_16_PCREL,
2687
2688 /* This is a 8bit DP reloc for the tms320c30, where the most
2689 significant 8 bits of a 24 bit word are placed into the least
2690 significant 8 bits of the opcode. */
2691 BFD_RELOC_TIC30_LDP,
2692
2693 /* This is a 7bit reloc for the tms320c54x, where the least
2694 significant 7 bits of a 16 bit word are placed into the least
2695 significant 7 bits of the opcode. */
2696 BFD_RELOC_TIC54X_PARTLS7,
2697
2698 /* This is a 9bit DP reloc for the tms320c54x, where the most
2699 significant 9 bits of a 16 bit word are placed into the least
2700 significant 9 bits of the opcode. */
2701 BFD_RELOC_TIC54X_PARTMS9,
2702
2703 /* This is an extended address 23-bit reloc for the tms320c54x. */
2704 BFD_RELOC_TIC54X_23,
2705
2706 /* This is a 16-bit reloc for the tms320c54x, where the least
2707 significant 16 bits of a 23-bit extended address are placed into
2708 the opcode. */
2709 BFD_RELOC_TIC54X_16_OF_23,
2710
2711 /* This is a reloc for the tms320c54x, where the most
2712 significant 7 bits of a 23-bit extended address are placed into
2713 the opcode. */
2714 BFD_RELOC_TIC54X_MS7_OF_23,
2715
2716 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2717 BFD_RELOC_FR30_48,
2718
2719 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2720 two sections. */
2721 BFD_RELOC_FR30_20,
2722
2723 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2724 4 bits. */
2725 BFD_RELOC_FR30_6_IN_4,
2726
2727 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2728 into 8 bits. */
2729 BFD_RELOC_FR30_8_IN_8,
2730
2731 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2732 into 8 bits. */
2733 BFD_RELOC_FR30_9_IN_8,
2734
2735 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2736 into 8 bits. */
2737 BFD_RELOC_FR30_10_IN_8,
2738
2739 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2740 short offset into 8 bits. */
2741 BFD_RELOC_FR30_9_PCREL,
2742
2743 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2744 short offset into 11 bits. */
2745 BFD_RELOC_FR30_12_PCREL,
2746
2747 /* Motorola Mcore relocations. */
2748 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2749 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2750 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2751 BFD_RELOC_MCORE_PCREL_32,
2752 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2753 BFD_RELOC_MCORE_RVA,
2754
2755 /* These are relocations for the GETA instruction. */
2756 BFD_RELOC_MMIX_GETA,
2757 BFD_RELOC_MMIX_GETA_1,
2758 BFD_RELOC_MMIX_GETA_2,
2759 BFD_RELOC_MMIX_GETA_3,
2760
2761 /* These are relocations for a conditional branch instruction. */
2762 BFD_RELOC_MMIX_CBRANCH,
2763 BFD_RELOC_MMIX_CBRANCH_J,
2764 BFD_RELOC_MMIX_CBRANCH_1,
2765 BFD_RELOC_MMIX_CBRANCH_2,
2766 BFD_RELOC_MMIX_CBRANCH_3,
2767
2768 /* These are relocations for the PUSHJ instruction. */
2769 BFD_RELOC_MMIX_PUSHJ,
2770 BFD_RELOC_MMIX_PUSHJ_1,
2771 BFD_RELOC_MMIX_PUSHJ_2,
2772 BFD_RELOC_MMIX_PUSHJ_3,
2773
2774 /* These are relocations for the JMP instruction. */
2775 BFD_RELOC_MMIX_JMP,
2776 BFD_RELOC_MMIX_JMP_1,
2777 BFD_RELOC_MMIX_JMP_2,
2778 BFD_RELOC_MMIX_JMP_3,
2779
2780 /* This is a relocation for a relative address as in a GETA instruction or
2781 a branch. */
2782 BFD_RELOC_MMIX_ADDR19,
2783
2784 /* This is a relocation for a relative address as in a JMP instruction. */
2785 BFD_RELOC_MMIX_ADDR27,
2786
2787 /* This is a relocation for an instruction field that may be a general
2788 register or a value 0..255. */
2789 BFD_RELOC_MMIX_REG_OR_BYTE,
2790
2791 /* This is a relocation for an instruction field that may be a general
2792 register. */
2793 BFD_RELOC_MMIX_REG,
2794
2795 /* This is a relocation for two instruction fields holding a register and
2796 an offset, the equivalent of the relocation. */
2797 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2798
2799 /* This relocation is an assertion that the expression is not allocated as
2800 a global register. It does not modify contents. */
2801 BFD_RELOC_MMIX_LOCAL,
2802
2803 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2804 short offset into 7 bits. */
2805 BFD_RELOC_AVR_7_PCREL,
2806
2807 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2808 short offset into 12 bits. */
2809 BFD_RELOC_AVR_13_PCREL,
2810
2811 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2812 program memory address) into 16 bits. */
2813 BFD_RELOC_AVR_16_PM,
2814
2815 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2816 data memory address) into 8 bit immediate value of LDI insn. */
2817 BFD_RELOC_AVR_LO8_LDI,
2818
2819 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2820 of data memory address) into 8 bit immediate value of LDI insn. */
2821 BFD_RELOC_AVR_HI8_LDI,
2822
2823 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2824 of program memory address) into 8 bit immediate value of LDI insn. */
2825 BFD_RELOC_AVR_HH8_LDI,
2826
2827 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2828 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2829 BFD_RELOC_AVR_LO8_LDI_NEG,
2830
2831 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2832 (high 8 bit of data memory address) into 8 bit immediate value of
2833 SUBI insn. */
2834 BFD_RELOC_AVR_HI8_LDI_NEG,
2835
2836 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2837 (most high 8 bit of program memory address) into 8 bit immediate value
2838 of LDI or SUBI insn. */
2839 BFD_RELOC_AVR_HH8_LDI_NEG,
2840
2841 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2842 command address) into 8 bit immediate value of LDI insn. */
2843 BFD_RELOC_AVR_LO8_LDI_PM,
2844
2845 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2846 of command address) into 8 bit immediate value of LDI insn. */
2847 BFD_RELOC_AVR_HI8_LDI_PM,
2848
2849 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2850 of command address) into 8 bit immediate value of LDI insn. */
2851 BFD_RELOC_AVR_HH8_LDI_PM,
2852
2853 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2854 (usually command address) into 8 bit immediate value of SUBI insn. */
2855 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2856
2857 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2858 (high 8 bit of 16 bit command address) into 8 bit immediate value
2859 of SUBI insn. */
2860 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2861
2862 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2863 (high 6 bit of 22 bit command address) into 8 bit immediate
2864 value of SUBI insn. */
2865 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2866
2867 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2868 into 22 bits. */
2869 BFD_RELOC_AVR_CALL,
2870
2871 /* Direct 12 bit. */
2872 BFD_RELOC_390_12,
2873
2874 /* 12 bit GOT offset. */
2875 BFD_RELOC_390_GOT12,
2876
2877 /* 32 bit PC relative PLT address. */
2878 BFD_RELOC_390_PLT32,
2879
2880 /* Copy symbol at runtime. */
2881 BFD_RELOC_390_COPY,
2882
2883 /* Create GOT entry. */
2884 BFD_RELOC_390_GLOB_DAT,
2885
2886 /* Create PLT entry. */
2887 BFD_RELOC_390_JMP_SLOT,
2888
2889 /* Adjust by program base. */
2890 BFD_RELOC_390_RELATIVE,
2891
2892 /* 32 bit PC relative offset to GOT. */
2893 BFD_RELOC_390_GOTPC,
2894
2895 /* 16 bit GOT offset. */
2896 BFD_RELOC_390_GOT16,
2897
2898 /* PC relative 16 bit shifted by 1. */
2899 BFD_RELOC_390_PC16DBL,
2900
2901 /* 16 bit PC rel. PLT shifted by 1. */
2902 BFD_RELOC_390_PLT16DBL,
2903
2904 /* PC relative 32 bit shifted by 1. */
2905 BFD_RELOC_390_PC32DBL,
2906
2907 /* 32 bit PC rel. PLT shifted by 1. */
2908 BFD_RELOC_390_PLT32DBL,
2909
2910 /* 32 bit PC rel. GOT shifted by 1. */
2911 BFD_RELOC_390_GOTPCDBL,
2912
2913 /* 64 bit GOT offset. */
2914 BFD_RELOC_390_GOT64,
2915
2916 /* 64 bit PC relative PLT address. */
2917 BFD_RELOC_390_PLT64,
2918
2919 /* 32 bit rel. offset to GOT entry. */
2920 BFD_RELOC_390_GOTENT,
2921
2922 /* Scenix IP2K - 9-bit register number / data address */
2923 BFD_RELOC_IP2K_FR9,
2924
2925 /* Scenix IP2K - 4-bit register/data bank number */
2926 BFD_RELOC_IP2K_BANK,
2927
2928 /* Scenix IP2K - low 13 bits of instruction word address */
2929 BFD_RELOC_IP2K_ADDR16CJP,
2930
2931 /* Scenix IP2K - high 3 bits of instruction word address */
2932 BFD_RELOC_IP2K_PAGE3,
2933
2934 /* Scenix IP2K - ext/low/high 8 bits of data address */
2935 BFD_RELOC_IP2K_LO8DATA,
2936 BFD_RELOC_IP2K_HI8DATA,
2937 BFD_RELOC_IP2K_EX8DATA,
2938
2939 /* Scenix IP2K - low/high 8 bits of instruction word address */
2940 BFD_RELOC_IP2K_LO8INSN,
2941 BFD_RELOC_IP2K_HI8INSN,
2942
2943 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
2944 BFD_RELOC_IP2K_PC_SKIP,
2945
2946 /* Scenix IP2K - 16 bit word address in text section. */
2947 BFD_RELOC_IP2K_TEXT,
2948
2949 /* Scenix IP2K - 7-bit sp or dp offset */
2950 BFD_RELOC_IP2K_FR_OFFSET,
2951
2952 /* Scenix VPE4K coprocessor - data/insn-space addressing */
2953 BFD_RELOC_VPE4KMATH_DATA,
2954 BFD_RELOC_VPE4KMATH_INSN,
2955
2956 /* These two relocations are used by the linker to determine which of
2957 the entries in a C++ virtual function table are actually used. When
2958 the --gc-sections option is given, the linker will zero out the entries
2959 that are not used, so that the code for those functions need not be
2960 included in the output.
2961
2962 VTABLE_INHERIT is a zero-space relocation used to describe to the
2963 linker the inheritence tree of a C++ virtual function table. The
2964 relocation's symbol should be the parent class' vtable, and the
2965 relocation should be located at the child vtable.
2966
2967 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2968 virtual function table entry. The reloc's symbol should refer to the
2969 table of the class mentioned in the code. Off of that base, an offset
2970 describes the entry that is being used. For Rela hosts, this offset
2971 is stored in the reloc's addend. For Rel hosts, we are forced to put
2972 this offset in the reloc's section offset. */
2973 BFD_RELOC_VTABLE_INHERIT,
2974 BFD_RELOC_VTABLE_ENTRY,
2975
2976 /* Intel IA64 Relocations. */
2977 BFD_RELOC_IA64_IMM14,
2978 BFD_RELOC_IA64_IMM22,
2979 BFD_RELOC_IA64_IMM64,
2980 BFD_RELOC_IA64_DIR32MSB,
2981 BFD_RELOC_IA64_DIR32LSB,
2982 BFD_RELOC_IA64_DIR64MSB,
2983 BFD_RELOC_IA64_DIR64LSB,
2984 BFD_RELOC_IA64_GPREL22,
2985 BFD_RELOC_IA64_GPREL64I,
2986 BFD_RELOC_IA64_GPREL32MSB,
2987 BFD_RELOC_IA64_GPREL32LSB,
2988 BFD_RELOC_IA64_GPREL64MSB,
2989 BFD_RELOC_IA64_GPREL64LSB,
2990 BFD_RELOC_IA64_LTOFF22,
2991 BFD_RELOC_IA64_LTOFF64I,
2992 BFD_RELOC_IA64_PLTOFF22,
2993 BFD_RELOC_IA64_PLTOFF64I,
2994 BFD_RELOC_IA64_PLTOFF64MSB,
2995 BFD_RELOC_IA64_PLTOFF64LSB,
2996 BFD_RELOC_IA64_FPTR64I,
2997 BFD_RELOC_IA64_FPTR32MSB,
2998 BFD_RELOC_IA64_FPTR32LSB,
2999 BFD_RELOC_IA64_FPTR64MSB,
3000 BFD_RELOC_IA64_FPTR64LSB,
3001 BFD_RELOC_IA64_PCREL21B,
3002 BFD_RELOC_IA64_PCREL21BI,
3003 BFD_RELOC_IA64_PCREL21M,
3004 BFD_RELOC_IA64_PCREL21F,
3005 BFD_RELOC_IA64_PCREL22,
3006 BFD_RELOC_IA64_PCREL60B,
3007 BFD_RELOC_IA64_PCREL64I,
3008 BFD_RELOC_IA64_PCREL32MSB,
3009 BFD_RELOC_IA64_PCREL32LSB,
3010 BFD_RELOC_IA64_PCREL64MSB,
3011 BFD_RELOC_IA64_PCREL64LSB,
3012 BFD_RELOC_IA64_LTOFF_FPTR22,
3013 BFD_RELOC_IA64_LTOFF_FPTR64I,
3014 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
3015 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3016 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3017 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3018 BFD_RELOC_IA64_SEGREL32MSB,
3019 BFD_RELOC_IA64_SEGREL32LSB,
3020 BFD_RELOC_IA64_SEGREL64MSB,
3021 BFD_RELOC_IA64_SEGREL64LSB,
3022 BFD_RELOC_IA64_SECREL32MSB,
3023 BFD_RELOC_IA64_SECREL32LSB,
3024 BFD_RELOC_IA64_SECREL64MSB,
3025 BFD_RELOC_IA64_SECREL64LSB,
3026 BFD_RELOC_IA64_REL32MSB,
3027 BFD_RELOC_IA64_REL32LSB,
3028 BFD_RELOC_IA64_REL64MSB,
3029 BFD_RELOC_IA64_REL64LSB,
3030 BFD_RELOC_IA64_LTV32MSB,
3031 BFD_RELOC_IA64_LTV32LSB,
3032 BFD_RELOC_IA64_LTV64MSB,
3033 BFD_RELOC_IA64_LTV64LSB,
3034 BFD_RELOC_IA64_IPLTMSB,
3035 BFD_RELOC_IA64_IPLTLSB,
3036 BFD_RELOC_IA64_COPY,
3037 BFD_RELOC_IA64_LTOFF22X,
3038 BFD_RELOC_IA64_LDXMOV,
3039 BFD_RELOC_IA64_TPREL14,
3040 BFD_RELOC_IA64_TPREL22,
3041 BFD_RELOC_IA64_TPREL64I,
3042 BFD_RELOC_IA64_TPREL64MSB,
3043 BFD_RELOC_IA64_TPREL64LSB,
3044 BFD_RELOC_IA64_LTOFF_TPREL22,
3045 BFD_RELOC_IA64_DTPMOD64MSB,
3046 BFD_RELOC_IA64_DTPMOD64LSB,
3047 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3048 BFD_RELOC_IA64_DTPREL14,
3049 BFD_RELOC_IA64_DTPREL22,
3050 BFD_RELOC_IA64_DTPREL64I,
3051 BFD_RELOC_IA64_DTPREL32MSB,
3052 BFD_RELOC_IA64_DTPREL32LSB,
3053 BFD_RELOC_IA64_DTPREL64MSB,
3054 BFD_RELOC_IA64_DTPREL64LSB,
3055 BFD_RELOC_IA64_LTOFF_DTPREL22,
3056
3057 /* Motorola 68HC11 reloc.
3058 This is the 8 bit high part of an absolute address. */
3059 BFD_RELOC_M68HC11_HI8,
3060
3061 /* Motorola 68HC11 reloc.
3062 This is the 8 bit low part of an absolute address. */
3063 BFD_RELOC_M68HC11_LO8,
3064
3065 /* Motorola 68HC11 reloc.
3066 This is the 3 bit of a value. */
3067 BFD_RELOC_M68HC11_3B,
3068
3069 /* Motorola 68HC11 reloc.
3070 This reloc marks the beginning of a jump/call instruction.
3071 It is used for linker relaxation to correctly identify beginning
3072 of instruction and change some branchs to use PC-relative
3073 addressing mode. */
3074 BFD_RELOC_M68HC11_RL_JUMP,
3075
3076 /* Motorola 68HC11 reloc.
3077 This reloc marks a group of several instructions that gcc generates
3078 and for which the linker relaxation pass can modify and/or remove
3079 some of them. */
3080 BFD_RELOC_M68HC11_RL_GROUP,
3081
3082 /* Motorola 68HC11 reloc.
3083 This is the 16-bit lower part of an address. It is used for 'call'
3084 instruction to specify the symbol address without any special
3085 transformation (due to memory bank window). */
3086 BFD_RELOC_M68HC11_LO16,
3087
3088 /* Motorola 68HC11 reloc.
3089 This is a 8-bit reloc that specifies the page number of an address.
3090 It is used by 'call' instruction to specify the page number of
3091 the symbol. */
3092 BFD_RELOC_M68HC11_PAGE,
3093
3094 /* Motorola 68HC11 reloc.
3095 This is a 24-bit reloc that represents the address with a 16-bit
3096 value and a 8-bit page number. The symbol address is transformed
3097 to follow the 16K memory bank of 68HC12 (seen as mapped in the window). */
3098 BFD_RELOC_M68HC11_24,
3099
3100 /* These relocs are only used within the CRIS assembler. They are not
3101 (at present) written to any object files. */
3102 BFD_RELOC_CRIS_BDISP8,
3103 BFD_RELOC_CRIS_UNSIGNED_5,
3104 BFD_RELOC_CRIS_SIGNED_6,
3105 BFD_RELOC_CRIS_UNSIGNED_6,
3106 BFD_RELOC_CRIS_UNSIGNED_4,
3107
3108 /* Relocs used in ELF shared libraries for CRIS. */
3109 BFD_RELOC_CRIS_COPY,
3110 BFD_RELOC_CRIS_GLOB_DAT,
3111 BFD_RELOC_CRIS_JUMP_SLOT,
3112 BFD_RELOC_CRIS_RELATIVE,
3113
3114 /* 32-bit offset to symbol-entry within GOT. */
3115 BFD_RELOC_CRIS_32_GOT,
3116
3117 /* 16-bit offset to symbol-entry within GOT. */
3118 BFD_RELOC_CRIS_16_GOT,
3119
3120 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3121 BFD_RELOC_CRIS_32_GOTPLT,
3122
3123 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3124 BFD_RELOC_CRIS_16_GOTPLT,
3125
3126 /* 32-bit offset to symbol, relative to GOT. */
3127 BFD_RELOC_CRIS_32_GOTREL,
3128
3129 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3130 BFD_RELOC_CRIS_32_PLT_GOTREL,
3131
3132 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3133 BFD_RELOC_CRIS_32_PLT_PCREL,
3134
3135 /* Intel i860 Relocations. */
3136 BFD_RELOC_860_COPY,
3137 BFD_RELOC_860_GLOB_DAT,
3138 BFD_RELOC_860_JUMP_SLOT,
3139 BFD_RELOC_860_RELATIVE,
3140 BFD_RELOC_860_PC26,
3141 BFD_RELOC_860_PLT26,
3142 BFD_RELOC_860_PC16,
3143 BFD_RELOC_860_LOW0,
3144 BFD_RELOC_860_SPLIT0,
3145 BFD_RELOC_860_LOW1,
3146 BFD_RELOC_860_SPLIT1,
3147 BFD_RELOC_860_LOW2,
3148 BFD_RELOC_860_SPLIT2,
3149 BFD_RELOC_860_LOW3,
3150 BFD_RELOC_860_LOGOT0,
3151 BFD_RELOC_860_SPGOT0,
3152 BFD_RELOC_860_LOGOT1,
3153 BFD_RELOC_860_SPGOT1,
3154 BFD_RELOC_860_LOGOTOFF0,
3155 BFD_RELOC_860_SPGOTOFF0,
3156 BFD_RELOC_860_LOGOTOFF1,
3157 BFD_RELOC_860_SPGOTOFF1,
3158 BFD_RELOC_860_LOGOTOFF2,
3159 BFD_RELOC_860_LOGOTOFF3,
3160 BFD_RELOC_860_LOPC,
3161 BFD_RELOC_860_HIGHADJ,
3162 BFD_RELOC_860_HAGOT,
3163 BFD_RELOC_860_HAGOTOFF,
3164 BFD_RELOC_860_HAPC,
3165 BFD_RELOC_860_HIGH,
3166 BFD_RELOC_860_HIGOT,
3167 BFD_RELOC_860_HIGOTOFF,
3168
3169 /* OpenRISC Relocations. */
3170 BFD_RELOC_OPENRISC_ABS_26,
3171 BFD_RELOC_OPENRISC_REL_26,
3172
3173 /* H8 elf Relocations. */
3174 BFD_RELOC_H8_DIR16A8,
3175 BFD_RELOC_H8_DIR16R8,
3176 BFD_RELOC_H8_DIR24A8,
3177 BFD_RELOC_H8_DIR24R8,
3178 BFD_RELOC_H8_DIR32A16,
3179
3180 /* Sony Xstormy16 Relocations. */
3181 BFD_RELOC_XSTORMY16_REL_12,
3182 BFD_RELOC_XSTORMY16_24,
3183 BFD_RELOC_XSTORMY16_FPTR16,
3184
3185 /* Relocations used by VAX ELF. */
3186 BFD_RELOC_VAX_GLOB_DAT,
3187 BFD_RELOC_VAX_JMP_SLOT,
3188 BFD_RELOC_VAX_RELATIVE,
3189 BFD_RELOC_UNUSED };
3190 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3191 reloc_howto_type *
3192 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3193
3194 const char *
3195 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3196
3197 /* Extracted from syms.c. */
3198
3199 typedef struct symbol_cache_entry
3200 {
3201 /* A pointer to the BFD which owns the symbol. This information
3202 is necessary so that a back end can work out what additional
3203 information (invisible to the application writer) is carried
3204 with the symbol.
3205
3206 This field is *almost* redundant, since you can use section->owner
3207 instead, except that some symbols point to the global sections
3208 bfd_{abs,com,und}_section. This could be fixed by making
3209 these globals be per-bfd (or per-target-flavor). FIXME. */
3210 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3211
3212 /* The text of the symbol. The name is left alone, and not copied; the
3213 application may not alter it. */
3214 const char *name;
3215
3216 /* The value of the symbol. This really should be a union of a
3217 numeric value with a pointer, since some flags indicate that
3218 a pointer to another symbol is stored here. */
3219 symvalue value;
3220
3221 /* Attributes of a symbol. */
3222 #define BSF_NO_FLAGS 0x00
3223
3224 /* The symbol has local scope; <<static>> in <<C>>. The value
3225 is the offset into the section of the data. */
3226 #define BSF_LOCAL 0x01
3227
3228 /* The symbol has global scope; initialized data in <<C>>. The
3229 value is the offset into the section of the data. */
3230 #define BSF_GLOBAL 0x02
3231
3232 /* The symbol has global scope and is exported. The value is
3233 the offset into the section of the data. */
3234 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3235
3236 /* A normal C symbol would be one of:
3237 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3238 <<BSF_GLOBAL>>. */
3239
3240 /* The symbol is a debugging record. The value has an arbitary
3241 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3242 #define BSF_DEBUGGING 0x08
3243
3244 /* The symbol denotes a function entry point. Used in ELF,
3245 perhaps others someday. */
3246 #define BSF_FUNCTION 0x10
3247
3248 /* Used by the linker. */
3249 #define BSF_KEEP 0x20
3250 #define BSF_KEEP_G 0x40
3251
3252 /* A weak global symbol, overridable without warnings by
3253 a regular global symbol of the same name. */
3254 #define BSF_WEAK 0x80
3255
3256 /* This symbol was created to point to a section, e.g. ELF's
3257 STT_SECTION symbols. */
3258 #define BSF_SECTION_SYM 0x100
3259
3260 /* The symbol used to be a common symbol, but now it is
3261 allocated. */
3262 #define BSF_OLD_COMMON 0x200
3263
3264 /* The default value for common data. */
3265 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3266
3267 /* In some files the type of a symbol sometimes alters its
3268 location in an output file - ie in coff a <<ISFCN>> symbol
3269 which is also <<C_EXT>> symbol appears where it was
3270 declared and not at the end of a section. This bit is set
3271 by the target BFD part to convey this information. */
3272 #define BSF_NOT_AT_END 0x400
3273
3274 /* Signal that the symbol is the label of constructor section. */
3275 #define BSF_CONSTRUCTOR 0x800
3276
3277 /* Signal that the symbol is a warning symbol. The name is a
3278 warning. The name of the next symbol is the one to warn about;
3279 if a reference is made to a symbol with the same name as the next
3280 symbol, a warning is issued by the linker. */
3281 #define BSF_WARNING 0x1000
3282
3283 /* Signal that the symbol is indirect. This symbol is an indirect
3284 pointer to the symbol with the same name as the next symbol. */
3285 #define BSF_INDIRECT 0x2000
3286
3287 /* BSF_FILE marks symbols that contain a file name. This is used
3288 for ELF STT_FILE symbols. */
3289 #define BSF_FILE 0x4000
3290
3291 /* Symbol is from dynamic linking information. */
3292 #define BSF_DYNAMIC 0x8000
3293
3294 /* The symbol denotes a data object. Used in ELF, and perhaps
3295 others someday. */
3296 #define BSF_OBJECT 0x10000
3297
3298 /* This symbol is a debugging symbol. The value is the offset
3299 into the section of the data. BSF_DEBUGGING should be set
3300 as well. */
3301 #define BSF_DEBUGGING_RELOC 0x20000
3302
3303 /* This symbol is thread local. Used in ELF. */
3304 #define BSF_THREAD_LOCAL 0x40000
3305
3306 flagword flags;
3307
3308 /* A pointer to the section to which this symbol is
3309 relative. This will always be non NULL, there are special
3310 sections for undefined and absolute symbols. */
3311 struct sec *section;
3312
3313 /* Back end special data. */
3314 union
3315 {
3316 PTR p;
3317 bfd_vma i;
3318 }
3319 udata;
3320 }
3321 asymbol;
3322
3323 #define bfd_get_symtab_upper_bound(abfd) \
3324 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3325
3326 boolean
3327 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3328
3329 boolean
3330 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3331
3332 #define bfd_is_local_label_name(abfd, name) \
3333 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3334
3335 #define bfd_canonicalize_symtab(abfd, location) \
3336 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3337 (abfd, location))
3338
3339 boolean
3340 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3341
3342 void
3343 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3344
3345 #define bfd_make_empty_symbol(abfd) \
3346 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3347
3348 asymbol *
3349 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3350
3351 #define bfd_make_debug_symbol(abfd,ptr,size) \
3352 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3353
3354 int
3355 bfd_decode_symclass PARAMS ((asymbol *symbol));
3356
3357 boolean
3358 bfd_is_undefined_symclass PARAMS ((int symclass));
3359
3360 void
3361 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3362
3363 boolean
3364 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3365
3366 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3367 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3368 (ibfd, isymbol, obfd, osymbol))
3369
3370 /* Extracted from bfd.c. */
3371 struct _bfd
3372 {
3373 /* The filename the application opened the BFD with. */
3374 const char *filename;
3375
3376 /* A pointer to the target jump table. */
3377 const struct bfd_target *xvec;
3378
3379 /* To avoid dragging too many header files into every file that
3380 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3381 and MTIME as a "long". Their correct types, to which they
3382 are cast when used, are "FILE *" and "time_t". The iostream
3383 is the result of an fopen on the filename. However, if the
3384 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3385 to a bfd_in_memory struct. */
3386 PTR iostream;
3387
3388 /* Is the file descriptor being cached? That is, can it be closed as
3389 needed, and re-opened when accessed later? */
3390 boolean cacheable;
3391
3392 /* Marks whether there was a default target specified when the
3393 BFD was opened. This is used to select which matching algorithm
3394 to use to choose the back end. */
3395 boolean target_defaulted;
3396
3397 /* The caching routines use these to maintain a
3398 least-recently-used list of BFDs. */
3399 struct _bfd *lru_prev, *lru_next;
3400
3401 /* When a file is closed by the caching routines, BFD retains
3402 state information on the file here... */
3403 ufile_ptr where;
3404
3405 /* ... and here: (``once'' means at least once). */
3406 boolean opened_once;
3407
3408 /* Set if we have a locally maintained mtime value, rather than
3409 getting it from the file each time. */
3410 boolean mtime_set;
3411
3412 /* File modified time, if mtime_set is true. */
3413 long mtime;
3414
3415 /* Reserved for an unimplemented file locking extension. */
3416 int ifd;
3417
3418 /* The format which belongs to the BFD. (object, core, etc.) */
3419 bfd_format format;
3420
3421 /* The direction with which the BFD was opened. */
3422 enum bfd_direction
3423 {
3424 no_direction = 0,
3425 read_direction = 1,
3426 write_direction = 2,
3427 both_direction = 3
3428 }
3429 direction;
3430
3431 /* Format_specific flags. */
3432 flagword flags;
3433
3434 /* Currently my_archive is tested before adding origin to
3435 anything. I believe that this can become always an add of
3436 origin, with origin set to 0 for non archive files. */
3437 ufile_ptr origin;
3438
3439 /* Remember when output has begun, to stop strange things
3440 from happening. */
3441 boolean output_has_begun;
3442
3443 /* A hash table for section names. */
3444 struct bfd_hash_table section_htab;
3445
3446 /* Pointer to linked list of sections. */
3447 struct sec *sections;
3448
3449 /* The place where we add to the section list. */
3450 struct sec **section_tail;
3451
3452 /* The number of sections. */
3453 unsigned int section_count;
3454
3455 /* Stuff only useful for object files:
3456 The start address. */
3457 bfd_vma start_address;
3458
3459 /* Used for input and output. */
3460 unsigned int symcount;
3461
3462 /* Symbol table for output BFD (with symcount entries). */
3463 struct symbol_cache_entry **outsymbols;
3464
3465 /* Pointer to structure which contains architecture information. */
3466 const struct bfd_arch_info *arch_info;
3467
3468 /* Stuff only useful for archives. */
3469 PTR arelt_data;
3470 struct _bfd *my_archive; /* The containing archive BFD. */
3471 struct _bfd *next; /* The next BFD in the archive. */
3472 struct _bfd *archive_head; /* The first BFD in the archive. */
3473 boolean has_armap;
3474
3475 /* A chain of BFD structures involved in a link. */
3476 struct _bfd *link_next;
3477
3478 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3479 be used only for archive elements. */
3480 int archive_pass;
3481
3482 /* Used by the back end to hold private data. */
3483 union
3484 {
3485 struct aout_data_struct *aout_data;
3486 struct artdata *aout_ar_data;
3487 struct _oasys_data *oasys_obj_data;
3488 struct _oasys_ar_data *oasys_ar_data;
3489 struct coff_tdata *coff_obj_data;
3490 struct pe_tdata *pe_obj_data;
3491 struct xcoff_tdata *xcoff_obj_data;
3492 struct ecoff_tdata *ecoff_obj_data;
3493 struct ieee_data_struct *ieee_data;
3494 struct ieee_ar_data_struct *ieee_ar_data;
3495 struct srec_data_struct *srec_data;
3496 struct ihex_data_struct *ihex_data;
3497 struct tekhex_data_struct *tekhex_data;
3498 struct elf_obj_tdata *elf_obj_data;
3499 struct nlm_obj_tdata *nlm_obj_data;
3500 struct bout_data_struct *bout_data;
3501 struct mmo_data_struct *mmo_data;
3502 struct sun_core_struct *sun_core_data;
3503 struct sco5_core_struct *sco5_core_data;
3504 struct trad_core_struct *trad_core_data;
3505 struct som_data_struct *som_data;
3506 struct hpux_core_struct *hpux_core_data;
3507 struct hppabsd_core_struct *hppabsd_core_data;
3508 struct sgi_core_struct *sgi_core_data;
3509 struct lynx_core_struct *lynx_core_data;
3510 struct osf_core_struct *osf_core_data;
3511 struct cisco_core_struct *cisco_core_data;
3512 struct versados_data_struct *versados_data;
3513 struct netbsd_core_struct *netbsd_core_data;
3514 PTR any;
3515 }
3516 tdata;
3517
3518 /* Used by the application to hold private data. */
3519 PTR usrdata;
3520
3521 /* Where all the allocated stuff under this BFD goes. This is a
3522 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3523 objalloc.h. */
3524 PTR memory;
3525 };
3526
3527 typedef enum bfd_error
3528 {
3529 bfd_error_no_error = 0,
3530 bfd_error_system_call,
3531 bfd_error_invalid_target,
3532 bfd_error_wrong_format,
3533 bfd_error_wrong_object_format,
3534 bfd_error_invalid_operation,
3535 bfd_error_no_memory,
3536 bfd_error_no_symbols,
3537 bfd_error_no_armap,
3538 bfd_error_no_more_archived_files,
3539 bfd_error_malformed_archive,
3540 bfd_error_file_not_recognized,
3541 bfd_error_file_ambiguously_recognized,
3542 bfd_error_no_contents,
3543 bfd_error_nonrepresentable_section,
3544 bfd_error_no_debug_section,
3545 bfd_error_bad_value,
3546 bfd_error_file_truncated,
3547 bfd_error_file_too_big,
3548 bfd_error_invalid_error_code
3549 }
3550 bfd_error_type;
3551
3552 bfd_error_type
3553 bfd_get_error PARAMS ((void));
3554
3555 void
3556 bfd_set_error PARAMS ((bfd_error_type error_tag));
3557
3558 const char *
3559 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3560
3561 void
3562 bfd_perror PARAMS ((const char *message));
3563
3564 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3565
3566 bfd_error_handler_type
3567 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3568
3569 void
3570 bfd_set_error_program_name PARAMS ((const char *));
3571
3572 bfd_error_handler_type
3573 bfd_get_error_handler PARAMS ((void));
3574
3575 const char *
3576 bfd_archive_filename PARAMS ((bfd *));
3577
3578 long
3579 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3580
3581 long
3582 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3583 asection *sec,
3584 arelent **loc,
3585 asymbol **syms));
3586
3587 void
3588 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3589
3590 boolean
3591 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3592
3593 int
3594 bfd_get_arch_size PARAMS ((bfd *abfd));
3595
3596 int
3597 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3598
3599 boolean
3600 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3601
3602 long
3603 bfd_get_mtime PARAMS ((bfd *abfd));
3604
3605 long
3606 bfd_get_size PARAMS ((bfd *abfd));
3607
3608 unsigned int
3609 bfd_get_gp_size PARAMS ((bfd *abfd));
3610
3611 void
3612 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3613
3614 bfd_vma
3615 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3616
3617 boolean
3618 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3619
3620 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3621 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3622 (ibfd, obfd))
3623 boolean
3624 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3625
3626 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3627 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3628 (ibfd, obfd))
3629 boolean
3630 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3631
3632 #define bfd_set_private_flags(abfd, flags) \
3633 BFD_SEND (abfd, _bfd_set_private_flags, \
3634 (abfd, flags))
3635 #define bfd_sizeof_headers(abfd, reloc) \
3636 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3637
3638 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3639 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3640
3641 /* Do these three do anything useful at all, for any back end? */
3642 #define bfd_debug_info_start(abfd) \
3643 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3644
3645 #define bfd_debug_info_end(abfd) \
3646 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3647
3648 #define bfd_debug_info_accumulate(abfd, section) \
3649 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3650
3651
3652 #define bfd_stat_arch_elt(abfd, stat) \
3653 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3654
3655 #define bfd_update_armap_timestamp(abfd) \
3656 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3657
3658 #define bfd_set_arch_mach(abfd, arch, mach)\
3659 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3660
3661 #define bfd_relax_section(abfd, section, link_info, again) \
3662 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3663
3664 #define bfd_gc_sections(abfd, link_info) \
3665 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3666
3667 #define bfd_merge_sections(abfd, link_info) \
3668 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3669
3670 #define bfd_discard_group(abfd, sec) \
3671 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
3672
3673 #define bfd_link_hash_table_create(abfd) \
3674 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3675
3676 #define bfd_link_hash_table_free(abfd, hash) \
3677 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3678
3679 #define bfd_link_add_symbols(abfd, info) \
3680 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3681
3682 #define bfd_link_just_syms(sec, info) \
3683 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3684
3685 #define bfd_final_link(abfd, info) \
3686 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3687
3688 #define bfd_free_cached_info(abfd) \
3689 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3690
3691 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3692 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3693
3694 #define bfd_print_private_bfd_data(abfd, file)\
3695 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3696
3697 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3698 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3699
3700 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3701 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3702
3703 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3704 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3705
3706 extern bfd_byte *bfd_get_relocated_section_contents
3707 PARAMS ((bfd *, struct bfd_link_info *,
3708 struct bfd_link_order *, bfd_byte *,
3709 boolean, asymbol **));
3710
3711 boolean
3712 bfd_alt_mach_code PARAMS ((bfd *abfd, int alternative));
3713
3714 /* Extracted from archive.c. */
3715 symindex
3716 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3717
3718 boolean
3719 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3720
3721 bfd *
3722 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3723
3724 /* Extracted from corefile.c. */
3725 const char *
3726 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3727
3728 int
3729 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3730
3731 boolean
3732 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3733
3734 /* Extracted from targets.c. */
3735 #define BFD_SEND(bfd, message, arglist) \
3736 ((*((bfd)->xvec->message)) arglist)
3737
3738 #ifdef DEBUG_BFD_SEND
3739 #undef BFD_SEND
3740 #define BFD_SEND(bfd, message, arglist) \
3741 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3742 ((*((bfd)->xvec->message)) arglist) : \
3743 (bfd_assert (__FILE__,__LINE__), NULL))
3744 #endif
3745 #define BFD_SEND_FMT(bfd, message, arglist) \
3746 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3747
3748 #ifdef DEBUG_BFD_SEND
3749 #undef BFD_SEND_FMT
3750 #define BFD_SEND_FMT(bfd, message, arglist) \
3751 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3752 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3753 (bfd_assert (__FILE__,__LINE__), NULL))
3754 #endif
3755
3756 enum bfd_flavour
3757 {
3758 bfd_target_unknown_flavour,
3759 bfd_target_aout_flavour,
3760 bfd_target_coff_flavour,
3761 bfd_target_ecoff_flavour,
3762 bfd_target_xcoff_flavour,
3763 bfd_target_elf_flavour,
3764 bfd_target_ieee_flavour,
3765 bfd_target_nlm_flavour,
3766 bfd_target_oasys_flavour,
3767 bfd_target_tekhex_flavour,
3768 bfd_target_srec_flavour,
3769 bfd_target_ihex_flavour,
3770 bfd_target_som_flavour,
3771 bfd_target_os9k_flavour,
3772 bfd_target_versados_flavour,
3773 bfd_target_msdos_flavour,
3774 bfd_target_ovax_flavour,
3775 bfd_target_evax_flavour,
3776 bfd_target_mmo_flavour
3777 };
3778
3779 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3780
3781 /* Forward declaration. */
3782 typedef struct bfd_link_info _bfd_link_info;
3783
3784 typedef struct bfd_target
3785 {
3786 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3787 char *name;
3788
3789 /* The "flavour" of a back end is a general indication about
3790 the contents of a file. */
3791 enum bfd_flavour flavour;
3792
3793 /* The order of bytes within the data area of a file. */
3794 enum bfd_endian byteorder;
3795
3796 /* The order of bytes within the header parts of a file. */
3797 enum bfd_endian header_byteorder;
3798
3799 /* A mask of all the flags which an executable may have set -
3800 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3801 flagword object_flags;
3802
3803 /* A mask of all the flags which a section may have set - from
3804 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3805 flagword section_flags;
3806
3807 /* The character normally found at the front of a symbol.
3808 (if any), perhaps `_'. */
3809 char symbol_leading_char;
3810
3811 /* The pad character for file names within an archive header. */
3812 char ar_pad_char;
3813
3814 /* The maximum number of characters in an archive header. */
3815 unsigned short ar_max_namelen;
3816
3817 /* Entries for byte swapping for data. These are different from the
3818 other entry points, since they don't take a BFD asthe first argument.
3819 Certain other handlers could do the same. */
3820 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3821 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3822 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3823 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3824 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3825 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3826 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3827 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3828 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3829
3830 /* Byte swapping for the headers. */
3831 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3832 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3833 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3834 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3835 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3836 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3837 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3838 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3839 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3840
3841 /* Format dependent routines: these are vectors of entry points
3842 within the target vector structure, one for each format to check. */
3843
3844 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3845 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3846
3847 /* Set the format of a file being written. */
3848 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3849
3850 /* Write cached information into a file being written, at <<bfd_close>>. */
3851 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3852
3853
3854 /* Generic entry points. */
3855 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3856 CONCAT2 (NAME,_close_and_cleanup), \
3857 CONCAT2 (NAME,_bfd_free_cached_info), \
3858 CONCAT2 (NAME,_new_section_hook), \
3859 CONCAT2 (NAME,_get_section_contents), \
3860 CONCAT2 (NAME,_get_section_contents_in_window)
3861
3862 /* Called when the BFD is being closed to do any necessary cleanup. */
3863 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3864 /* Ask the BFD to free all cached information. */
3865 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3866 /* Called when a new section is created. */
3867 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3868 /* Read the contents of a section. */
3869 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3870 file_ptr, bfd_size_type));
3871 boolean (*_bfd_get_section_contents_in_window)
3872 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3873
3874 /* Entry points to copy private data. */
3875 #define BFD_JUMP_TABLE_COPY(NAME) \
3876 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3877 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3878 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3879 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3880 CONCAT2 (NAME,_bfd_set_private_flags), \
3881 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3882 /* Called to copy BFD general private data from one object file
3883 to another. */
3884 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3885 /* Called to merge BFD general private data from one object file
3886 to a common output file when linking. */
3887 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3888 /* Called to copy BFD private section data from one object file
3889 to another. */
3890 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3891 bfd *, sec_ptr));
3892 /* Called to copy BFD private symbol data from one symbol
3893 to another. */
3894 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3895 bfd *, asymbol *));
3896 /* Called to set private backend flags. */
3897 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3898
3899 /* Called to print private BFD data. */
3900 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3901
3902 /* Core file entry points. */
3903 #define BFD_JUMP_TABLE_CORE(NAME) \
3904 CONCAT2 (NAME,_core_file_failing_command), \
3905 CONCAT2 (NAME,_core_file_failing_signal), \
3906 CONCAT2 (NAME,_core_file_matches_executable_p)
3907 char * (*_core_file_failing_command) PARAMS ((bfd *));
3908 int (*_core_file_failing_signal) PARAMS ((bfd *));
3909 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3910
3911 /* Archive entry points. */
3912 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3913 CONCAT2 (NAME,_slurp_armap), \
3914 CONCAT2 (NAME,_slurp_extended_name_table), \
3915 CONCAT2 (NAME,_construct_extended_name_table), \
3916 CONCAT2 (NAME,_truncate_arname), \
3917 CONCAT2 (NAME,_write_armap), \
3918 CONCAT2 (NAME,_read_ar_hdr), \
3919 CONCAT2 (NAME,_openr_next_archived_file), \
3920 CONCAT2 (NAME,_get_elt_at_index), \
3921 CONCAT2 (NAME,_generic_stat_arch_elt), \
3922 CONCAT2 (NAME,_update_armap_timestamp)
3923 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3924 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3925 boolean (*_bfd_construct_extended_name_table)
3926 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3927 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3928 boolean (*write_armap)
3929 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3930 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3931 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3932 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3933 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3934 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3935 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3936
3937 /* Entry points used for symbols. */
3938 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3939 CONCAT2 (NAME,_get_symtab_upper_bound), \
3940 CONCAT2 (NAME,_get_symtab), \
3941 CONCAT2 (NAME,_make_empty_symbol), \
3942 CONCAT2 (NAME,_print_symbol), \
3943 CONCAT2 (NAME,_get_symbol_info), \
3944 CONCAT2 (NAME,_bfd_is_local_label_name), \
3945 CONCAT2 (NAME,_get_lineno), \
3946 CONCAT2 (NAME,_find_nearest_line), \
3947 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3948 CONCAT2 (NAME,_read_minisymbols), \
3949 CONCAT2 (NAME,_minisymbol_to_symbol)
3950 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3951 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3952 struct symbol_cache_entry **));
3953 struct symbol_cache_entry *
3954 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3955 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3956 struct symbol_cache_entry *,
3957 bfd_print_symbol_type));
3958 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3959 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3960 struct symbol_cache_entry *,
3961 symbol_info *));
3962 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3963 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3964
3965 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3966 boolean (*_bfd_find_nearest_line)
3967 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3968 const char **, const char **, unsigned int *));
3969 /* Back-door to allow format-aware applications to create debug symbols
3970 while using BFD for everything else. Currently used by the assembler
3971 when creating COFF files. */
3972 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3973 unsigned long size));
3974 #define bfd_read_minisymbols(b, d, m, s) \
3975 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3976 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3977 unsigned int *));
3978 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3979 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3980 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3981 asymbol *));
3982
3983 /* Routines for relocs. */
3984 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3985 CONCAT2 (NAME,_get_reloc_upper_bound), \
3986 CONCAT2 (NAME,_canonicalize_reloc), \
3987 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3988 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3989 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3990 struct symbol_cache_entry **));
3991 /* See documentation on reloc types. */
3992 reloc_howto_type *
3993 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3994
3995 /* Routines used when writing an object file. */
3996 #define BFD_JUMP_TABLE_WRITE(NAME) \
3997 CONCAT2 (NAME,_set_arch_mach), \
3998 CONCAT2 (NAME,_set_section_contents)
3999 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
4000 unsigned long));
4001 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
4002 file_ptr, bfd_size_type));
4003
4004 /* Routines used by the linker. */
4005 #define BFD_JUMP_TABLE_LINK(NAME) \
4006 CONCAT2 (NAME,_sizeof_headers), \
4007 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
4008 CONCAT2 (NAME,_bfd_relax_section), \
4009 CONCAT2 (NAME,_bfd_link_hash_table_create), \
4010 CONCAT2 (NAME,_bfd_link_hash_table_free), \
4011 CONCAT2 (NAME,_bfd_link_add_symbols), \
4012 CONCAT2 (NAME,_bfd_link_just_syms), \
4013 CONCAT2 (NAME,_bfd_final_link), \
4014 CONCAT2 (NAME,_bfd_link_split_section), \
4015 CONCAT2 (NAME,_bfd_gc_sections), \
4016 CONCAT2 (NAME,_bfd_merge_sections), \
4017 CONCAT2 (NAME,_bfd_discard_group)
4018 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
4019 bfd_byte *(*_bfd_get_relocated_section_contents)
4020 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
4021 bfd_byte *, boolean, struct symbol_cache_entry **));
4022
4023 boolean (*_bfd_relax_section)
4024 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
4025
4026 /* Create a hash table for the linker. Different backends store
4027 different information in this table. */
4028 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
4029
4030 /* Release the memory associated with the linker hash table. */
4031 void (*_bfd_link_hash_table_free) PARAMS ((struct bfd_link_hash_table *));
4032
4033 /* Add symbols from this object file into the hash table. */
4034 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
4035
4036 /* Indicate that we are only retrieving symbol values from this section. */
4037 void (*_bfd_link_just_syms) PARAMS ((asection *, struct bfd_link_info *));
4038
4039 /* Do a link based on the link_order structures attached to each
4040 section of the BFD. */
4041 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
4042
4043 /* Should this section be split up into smaller pieces during linking. */
4044 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
4045
4046 /* Remove sections that are not referenced from the output. */
4047 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
4048
4049 /* Attempt to merge SEC_MERGE sections. */
4050 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
4051
4052 /* Discard members of a group. */
4053 boolean (*_bfd_discard_group) PARAMS ((bfd *, struct sec *));
4054
4055 /* Routines to handle dynamic symbols and relocs. */
4056 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4057 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
4058 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
4059 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
4060 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
4061 /* Get the amount of memory required to hold the dynamic symbols. */
4062 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
4063 /* Read in the dynamic symbols. */
4064 long (*_bfd_canonicalize_dynamic_symtab)
4065 PARAMS ((bfd *, struct symbol_cache_entry **));
4066 /* Get the amount of memory required to hold the dynamic relocs. */
4067 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
4068 /* Read in the dynamic relocs. */
4069 long (*_bfd_canonicalize_dynamic_reloc)
4070 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
4071
4072 /* Opposite endian version of this target. */
4073 const struct bfd_target * alternative_target;
4074
4075 /* Data for use by back-end routines, which isn't
4076 generic enough to belong in this structure. */
4077 PTR backend_data;
4078
4079 } bfd_target;
4080
4081 boolean
4082 bfd_set_default_target PARAMS ((const char *name));
4083
4084 const bfd_target *
4085 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
4086
4087 const char **
4088 bfd_target_list PARAMS ((void));
4089
4090 const bfd_target *
4091 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
4092
4093 /* Extracted from format.c. */
4094 boolean
4095 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
4096
4097 boolean
4098 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
4099
4100 boolean
4101 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
4102
4103 const char *
4104 bfd_format_string PARAMS ((bfd_format format));
4105
4106 #ifdef __cplusplus
4107 }
4108 #endif
4109 #endif
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