2b00e86dc6a7d9450007f3d83895ac98e4dbc5eb
[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", "format.c", "linker.c" and "simple.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 /* The word size used by BFD on the host. This may be 64 with a 32
51 bit target if the host is 64 bit, or if other 64 bit targets have
52 been selected with --enable-targets, or if --enable-64-bit-bfd. */
53 #define BFD_ARCH_SIZE @wordsize@
54
55 /* The word size of the default bfd target. */
56 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
57
58 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
59 #if @BFD_HOST_64_BIT_DEFINED@
60 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
61 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
62 #endif
63
64 #if BFD_ARCH_SIZE >= 64
65 #define BFD64
66 #endif
67
68 #ifndef INLINE
69 #if __GNUC__ >= 2
70 #define INLINE __inline__
71 #else
72 #define INLINE
73 #endif
74 #endif
75
76 /* Forward declaration. */
77 typedef struct _bfd bfd;
78
79 /* To squelch erroneous compiler warnings ("illegal pointer
80 combination") from the SVR3 compiler, we would like to typedef
81 boolean to int (it doesn't like functions which return boolean.
82 Making sure they are never implicitly declared to return int
83 doesn't seem to help). But this file is not configured based on
84 the host. */
85 /* General rules: functions which are boolean return true on success
86 and false on failure (unless they're a predicate). -- bfd.doc */
87 /* I'm sure this is going to break something and someone is going to
88 force me to change it. */
89 /* typedef enum boolean {false, true} boolean; */
90 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
91 /* It gets worse if the host also defines a true/false enum... -sts */
92 /* And even worse if your compiler has built-in boolean types... -law */
93 /* And even worse if your compiler provides a stdbool.h that conflicts
94 with these definitions... gcc 2.95 and later do. If so, it must
95 be included first. -drow */
96 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
97 #define TRUE_FALSE_ALREADY_DEFINED
98 #else
99 #if defined (__bool_true_false_are_defined)
100 /* We have <stdbool.h>. */
101 #define TRUE_FALSE_ALREADY_DEFINED
102 #endif
103 #endif
104 #ifdef MPW
105 /* Pre-emptive strike - get the file with the enum. */
106 #include <Types.h>
107 #define TRUE_FALSE_ALREADY_DEFINED
108 #endif /* MPW */
109 #ifndef TRUE_FALSE_ALREADY_DEFINED
110 typedef enum bfd_boolean {false, true} boolean;
111 #define BFD_TRUE_FALSE
112 #else
113 /* Use enum names that will appear nowhere else. */
114 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
115 #endif
116
117 /* Support for different sizes of target format ints and addresses.
118 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
119 set to 1 above. Otherwise, if gcc is being used, this code will
120 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
121 defined above. */
122
123 #ifndef BFD_HOST_64_BIT
124 # if BFD_HOST_64BIT_LONG
125 # define BFD_HOST_64_BIT long
126 # define BFD_HOST_U_64_BIT unsigned long
127 # else
128 # ifdef __GNUC__
129 # if __GNUC__ >= 2
130 # define BFD_HOST_64_BIT long long
131 # define BFD_HOST_U_64_BIT unsigned long long
132 # endif /* __GNUC__ >= 2 */
133 # endif /* ! defined (__GNUC__) */
134 # endif /* ! BFD_HOST_64BIT_LONG */
135 #endif /* ! defined (BFD_HOST_64_BIT) */
136
137 #ifdef BFD64
138
139 #ifndef BFD_HOST_64_BIT
140 #error No 64 bit integer type available
141 #endif /* ! defined (BFD_HOST_64_BIT) */
142
143 typedef BFD_HOST_U_64_BIT bfd_vma;
144 typedef BFD_HOST_64_BIT bfd_signed_vma;
145 typedef BFD_HOST_U_64_BIT bfd_size_type;
146 typedef BFD_HOST_U_64_BIT symvalue;
147
148 #ifndef fprintf_vma
149 #if BFD_HOST_64BIT_LONG
150 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
151 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
152 #else
153 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
154 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
155 #define fprintf_vma(s,x) \
156 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
157 #define sprintf_vma(s,x) \
158 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
159 #endif
160 #endif
161
162 #else /* not BFD64 */
163
164 /* Represent a target address. Also used as a generic unsigned type
165 which is guaranteed to be big enough to hold any arithmetic types
166 we need to deal with. */
167 typedef unsigned long bfd_vma;
168
169 /* A generic signed type which is guaranteed to be big enough to hold any
170 arithmetic types we need to deal with. Can be assumed to be compatible
171 with bfd_vma in the same way that signed and unsigned ints are compatible
172 (as parameters, in assignment, etc). */
173 typedef long bfd_signed_vma;
174
175 typedef unsigned long symvalue;
176 typedef unsigned long bfd_size_type;
177
178 /* Print a bfd_vma x on stream s. */
179 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
180 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
181
182 #endif /* not BFD64 */
183
184 /* A pointer to a position in a file. */
185 /* FIXME: This should be using off_t from <sys/types.h>.
186 For now, try to avoid breaking stuff by not including <sys/types.h> here.
187 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
188 Probably the best long-term answer is to avoid using file_ptr AND off_t
189 in this header file, and to handle this in the BFD implementation
190 rather than in its interface. */
191 /* typedef off_t file_ptr; */
192 typedef bfd_signed_vma file_ptr;
193 typedef bfd_vma ufile_ptr;
194
195 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
196 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
197
198 #define printf_vma(x) fprintf_vma(stdout,x)
199 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
200
201 typedef unsigned int flagword; /* 32 bits of flags */
202 typedef unsigned char bfd_byte;
203 \f
204 /* File formats. */
205
206 typedef enum bfd_format
207 {
208 bfd_unknown = 0, /* File format is unknown. */
209 bfd_object, /* Linker/assember/compiler output. */
210 bfd_archive, /* Object archive file. */
211 bfd_core, /* Core dump. */
212 bfd_type_end /* Marks the end; don't use it! */
213 }
214 bfd_format;
215
216 /* Values that may appear in the flags field of a BFD. These also
217 appear in the object_flags field of the bfd_target structure, where
218 they indicate the set of flags used by that backend (not all flags
219 are meaningful for all object file formats) (FIXME: at the moment,
220 the object_flags values have mostly just been copied from backend
221 to another, and are not necessarily correct). */
222
223 /* No flags. */
224 #define BFD_NO_FLAGS 0x00
225
226 /* BFD contains relocation entries. */
227 #define HAS_RELOC 0x01
228
229 /* BFD is directly executable. */
230 #define EXEC_P 0x02
231
232 /* BFD has line number information (basically used for F_LNNO in a
233 COFF header). */
234 #define HAS_LINENO 0x04
235
236 /* BFD has debugging information. */
237 #define HAS_DEBUG 0x08
238
239 /* BFD has symbols. */
240 #define HAS_SYMS 0x10
241
242 /* BFD has local symbols (basically used for F_LSYMS in a COFF
243 header). */
244 #define HAS_LOCALS 0x20
245
246 /* BFD is a dynamic object. */
247 #define DYNAMIC 0x40
248
249 /* Text section is write protected (if D_PAGED is not set, this is
250 like an a.out NMAGIC file) (the linker sets this by default, but
251 clears it for -r or -N). */
252 #define WP_TEXT 0x80
253
254 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
255 linker sets this by default, but clears it for -r or -n or -N). */
256 #define D_PAGED 0x100
257
258 /* BFD is relaxable (this means that bfd_relax_section may be able to
259 do something) (sometimes bfd_relax_section can do something even if
260 this is not set). */
261 #define BFD_IS_RELAXABLE 0x200
262
263 /* This may be set before writing out a BFD to request using a
264 traditional format. For example, this is used to request that when
265 writing out an a.out object the symbols not be hashed to eliminate
266 duplicates. */
267 #define BFD_TRADITIONAL_FORMAT 0x400
268
269 /* This flag indicates that the BFD contents are actually cached in
270 memory. If this is set, iostream points to a bfd_in_memory struct. */
271 #define BFD_IN_MEMORY 0x800
272
273 /* The sections in this BFD specify a memory page. */
274 #define HAS_LOAD_PAGE 0x1000
275 \f
276 /* Symbols and relocation. */
277
278 /* A count of carsyms (canonical archive symbols). */
279 typedef unsigned long symindex;
280
281 /* How to perform a relocation. */
282 typedef const struct reloc_howto_struct reloc_howto_type;
283
284 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
285
286 /* General purpose part of a symbol X;
287 target specific parts are in libcoff.h, libaout.h, etc. */
288
289 #define bfd_get_section(x) ((x)->section)
290 #define bfd_get_output_section(x) ((x)->section->output_section)
291 #define bfd_set_section(x,y) ((x)->section) = (y)
292 #define bfd_asymbol_base(x) ((x)->section->vma)
293 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
294 #define bfd_asymbol_name(x) ((x)->name)
295 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
296 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
297 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
298
299 /* A canonical archive symbol. */
300 /* This is a type pun with struct ranlib on purpose! */
301 typedef struct carsym
302 {
303 char *name;
304 file_ptr file_offset; /* Look here to find the file. */
305 }
306 carsym; /* To make these you call a carsymogen. */
307
308 /* Used in generating armaps (archive tables of contents).
309 Perhaps just a forward definition would do? */
310 struct orl /* Output ranlib. */
311 {
312 char **name; /* Symbol name. */
313 union
314 {
315 file_ptr pos;
316 bfd *abfd;
317 } u; /* bfd* or file position. */
318 int namidx; /* Index into string table. */
319 };
320 \f
321 /* Linenumber stuff. */
322 typedef struct lineno_cache_entry
323 {
324 unsigned int line_number; /* Linenumber from start of function. */
325 union
326 {
327 struct symbol_cache_entry *sym; /* Function name. */
328 bfd_vma offset; /* Offset into section. */
329 } u;
330 }
331 alent;
332 \f
333 /* Object and core file sections. */
334
335 #define align_power(addr, align) \
336 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
337
338 typedef struct sec *sec_ptr;
339
340 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
341 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
342 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
343 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
344 #define bfd_section_name(bfd, ptr) ((ptr)->name)
345 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
346 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
347 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
348 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
349 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
350 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
351
352 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
353
354 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = (boolean)true), true)
355 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
356 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
357
358 typedef struct stat stat_type;
359 \f
360 typedef enum bfd_print_symbol
361 {
362 bfd_print_symbol_name,
363 bfd_print_symbol_more,
364 bfd_print_symbol_all
365 } bfd_print_symbol_type;
366
367 /* Information about a symbol that nm needs. */
368
369 typedef struct _symbol_info
370 {
371 symvalue value;
372 char type;
373 const char *name; /* Symbol name. */
374 unsigned char stab_type; /* Stab type. */
375 char stab_other; /* Stab other. */
376 short stab_desc; /* Stab desc. */
377 const char *stab_name; /* String for stab type. */
378 } symbol_info;
379
380 /* Get the name of a stabs type code. */
381
382 extern const char *bfd_get_stab_name PARAMS ((int));
383 \f
384 /* Hash table routines. There is no way to free up a hash table. */
385
386 /* An element in the hash table. Most uses will actually use a larger
387 structure, and an instance of this will be the first field. */
388
389 struct bfd_hash_entry
390 {
391 /* Next entry for this hash code. */
392 struct bfd_hash_entry *next;
393 /* String being hashed. */
394 const char *string;
395 /* Hash code. This is the full hash code, not the index into the
396 table. */
397 unsigned long hash;
398 };
399
400 /* A hash table. */
401
402 struct bfd_hash_table
403 {
404 /* The hash array. */
405 struct bfd_hash_entry **table;
406 /* The number of slots in the hash table. */
407 unsigned int size;
408 /* A function used to create new elements in the hash table. The
409 first entry is itself a pointer to an element. When this
410 function is first invoked, this pointer will be NULL. However,
411 having the pointer permits a hierarchy of method functions to be
412 built each of which calls the function in the superclass. Thus
413 each function should be written to allocate a new block of memory
414 only if the argument is NULL. */
415 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
416 struct bfd_hash_table *,
417 const char *));
418 /* An objalloc for this hash table. This is a struct objalloc *,
419 but we use PTR to avoid requiring the inclusion of objalloc.h. */
420 PTR memory;
421 };
422
423 /* Initialize a hash table. */
424 extern boolean bfd_hash_table_init
425 PARAMS ((struct bfd_hash_table *,
426 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
427 struct bfd_hash_table *,
428 const char *)));
429
430 /* Initialize a hash table specifying a size. */
431 extern boolean bfd_hash_table_init_n
432 PARAMS ((struct bfd_hash_table *,
433 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
434 struct bfd_hash_table *,
435 const char *),
436 unsigned int size));
437
438 /* Free up a hash table. */
439 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
440
441 /* Look up a string in a hash table. If CREATE is true, a new entry
442 will be created for this string if one does not already exist. The
443 COPY argument must be true if this routine should copy the string
444 into newly allocated memory when adding an entry. */
445 extern struct bfd_hash_entry *bfd_hash_lookup
446 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
447 boolean copy));
448
449 /* Replace an entry in a hash table. */
450 extern void bfd_hash_replace
451 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
452 struct bfd_hash_entry *nw));
453
454 /* Base method for creating a hash table entry. */
455 extern struct bfd_hash_entry *bfd_hash_newfunc
456 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
457 const char *));
458
459 /* Grab some space for a hash table entry. */
460 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
461 unsigned int));
462
463 /* Traverse a hash table in a random order, calling a function on each
464 element. If the function returns false, the traversal stops. The
465 INFO argument is passed to the function. */
466 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
467 boolean (*) (struct bfd_hash_entry *,
468 PTR),
469 PTR info));
470
471 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
472
473 /* User program access to BFD facilities. */
474
475 /* Direct I/O routines, for programs which know more about the object
476 file than BFD does. Use higher level routines if possible. */
477
478 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
479 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
480 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
481 extern ufile_ptr bfd_tell PARAMS ((bfd *));
482 extern int bfd_flush PARAMS ((bfd *));
483 extern int bfd_stat PARAMS ((bfd *, struct stat *));
484
485 /* Deprecated old routines. */
486 #if __GNUC__
487 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
488 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
489 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
490 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
491 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
492 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
493 #else
494 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
495 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
496 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
497 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
498 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
499 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
500 #endif
501 extern void warn_deprecated
502 PARAMS ((const char *, const char *, int, const char *));
503
504 /* Cast from const char * to char * so that caller can assign to
505 a char * without a warning. */
506 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
507 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
508 #define bfd_get_format(abfd) ((abfd)->format)
509 #define bfd_get_target(abfd) ((abfd)->xvec->name)
510 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
511 #define bfd_family_coff(abfd) \
512 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
513 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
514 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
515 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
516 #define bfd_header_big_endian(abfd) \
517 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
518 #define bfd_header_little_endian(abfd) \
519 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
520 #define bfd_get_file_flags(abfd) ((abfd)->flags)
521 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
522 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
523 #define bfd_my_archive(abfd) ((abfd)->my_archive)
524 #define bfd_has_map(abfd) ((abfd)->has_armap)
525
526 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
527 #define bfd_usrdata(abfd) ((abfd)->usrdata)
528
529 #define bfd_get_start_address(abfd) ((abfd)->start_address)
530 #define bfd_get_symcount(abfd) ((abfd)->symcount)
531 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
532 #define bfd_count_sections(abfd) ((abfd)->section_count)
533
534 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
535
536 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
537
538 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
539
540 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
541 /* NB: This declaration should match the autogenerated one in libbfd.h. */
542
543 extern boolean bfd_record_phdr
544 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
545 boolean, boolean, unsigned int, struct sec **));
546
547 /* Byte swapping routines. */
548
549 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
550 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
551 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
552 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
553 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
554 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
555 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
556 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
557 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
558 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
559 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
560 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
561 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
562 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
563 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
564 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
565 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
566 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
567
568 /* Byte swapping routines which take size and endiannes as arguments. */
569
570 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
571 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
572 \f
573 /* Externally visible ECOFF routines. */
574
575 #if defined(__STDC__) || defined(ALMOST_STDC)
576 struct ecoff_debug_info;
577 struct ecoff_debug_swap;
578 struct ecoff_extr;
579 struct symbol_cache_entry;
580 struct bfd_link_info;
581 struct bfd_link_hash_entry;
582 struct bfd_elf_version_tree;
583 #endif
584 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
585 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
586 extern boolean bfd_ecoff_set_regmasks
587 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
588 unsigned long *cprmask));
589 extern PTR bfd_ecoff_debug_init
590 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
591 const struct ecoff_debug_swap *output_swap,
592 struct bfd_link_info *));
593 extern void bfd_ecoff_debug_free
594 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
595 const struct ecoff_debug_swap *output_swap,
596 struct bfd_link_info *));
597 extern boolean bfd_ecoff_debug_accumulate
598 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
599 const struct ecoff_debug_swap *output_swap,
600 bfd *input_bfd, struct ecoff_debug_info *input_debug,
601 const struct ecoff_debug_swap *input_swap,
602 struct bfd_link_info *));
603 extern boolean bfd_ecoff_debug_accumulate_other
604 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
605 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
606 struct bfd_link_info *));
607 extern boolean bfd_ecoff_debug_externals
608 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
609 const struct ecoff_debug_swap *swap,
610 boolean relocateable,
611 boolean (*get_extr) (struct symbol_cache_entry *,
612 struct ecoff_extr *),
613 void (*set_index) (struct symbol_cache_entry *,
614 bfd_size_type)));
615 extern boolean bfd_ecoff_debug_one_external
616 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
617 const struct ecoff_debug_swap *swap,
618 const char *name, struct ecoff_extr *esym));
619 extern bfd_size_type bfd_ecoff_debug_size
620 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
621 const struct ecoff_debug_swap *swap));
622 extern boolean bfd_ecoff_write_debug
623 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
624 const struct ecoff_debug_swap *swap, file_ptr where));
625 extern boolean bfd_ecoff_write_accumulated_debug
626 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
627 const struct ecoff_debug_swap *swap,
628 struct bfd_link_info *info, file_ptr where));
629 extern boolean bfd_mips_ecoff_create_embedded_relocs
630 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
631 char **));
632
633 /* Externally visible ELF routines. */
634
635 struct bfd_link_needed_list
636 {
637 struct bfd_link_needed_list *next;
638 bfd *by;
639 const char *name;
640 };
641
642 extern boolean bfd_elf32_record_link_assignment
643 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
644 extern boolean bfd_elf64_record_link_assignment
645 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
646 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
647 PARAMS ((bfd *, struct bfd_link_info *));
648 extern boolean bfd_elf_get_bfd_needed_list
649 PARAMS ((bfd *, struct bfd_link_needed_list **));
650 extern boolean bfd_elf32_size_dynamic_sections
651 PARAMS ((bfd *, const char *, const char *, const char *,
652 const char * const *, struct bfd_link_info *, struct sec **,
653 struct bfd_elf_version_tree *));
654 extern boolean bfd_elf64_size_dynamic_sections
655 PARAMS ((bfd *, const char *, const char *, const char *,
656 const char * const *, struct bfd_link_info *, struct sec **,
657 struct bfd_elf_version_tree *));
658 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
659 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
660 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
661 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
662 PARAMS ((bfd *, struct bfd_link_info *));
663 extern boolean bfd_elf32_discard_info
664 PARAMS ((bfd *, struct bfd_link_info *));
665 extern boolean bfd_elf64_discard_info
666 PARAMS ((bfd *, struct bfd_link_info *));
667
668 /* Return an upper bound on the number of bytes required to store a
669 copy of ABFD's program header table entries. Return -1 if an error
670 occurs; bfd_get_error will return an appropriate code. */
671 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
672
673 /* Copy ABFD's program header table entries to *PHDRS. The entries
674 will be stored as an array of Elf_Internal_Phdr structures, as
675 defined in include/elf/internal.h. To find out how large the
676 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
677
678 Return the number of program header table entries read, or -1 if an
679 error occurs; bfd_get_error will return an appropriate code. */
680 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
681
682 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
683 extern int bfd_get_arch_size PARAMS ((bfd *));
684
685 /* Return true if address "naturally" sign extends, or -1 if not elf. */
686 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
687
688 extern boolean bfd_m68k_elf32_create_embedded_relocs
689 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
690 char **));
691 extern boolean bfd_mips_elf32_create_embedded_relocs
692 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
693 char **));
694
695 /* SunOS shared library support routines for the linker. */
696
697 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
698 PARAMS ((bfd *, struct bfd_link_info *));
699 extern boolean bfd_sunos_record_link_assignment
700 PARAMS ((bfd *, struct bfd_link_info *, const char *));
701 extern boolean bfd_sunos_size_dynamic_sections
702 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
703 struct sec **));
704
705 /* Linux shared library support routines for the linker. */
706
707 extern boolean bfd_i386linux_size_dynamic_sections
708 PARAMS ((bfd *, struct bfd_link_info *));
709 extern boolean bfd_m68klinux_size_dynamic_sections
710 PARAMS ((bfd *, struct bfd_link_info *));
711 extern boolean bfd_sparclinux_size_dynamic_sections
712 PARAMS ((bfd *, struct bfd_link_info *));
713
714 /* mmap hacks */
715
716 struct _bfd_window_internal;
717 typedef struct _bfd_window_internal bfd_window_internal;
718
719 typedef struct _bfd_window
720 {
721 /* What the user asked for. */
722 PTR data;
723 bfd_size_type size;
724 /* The actual window used by BFD. Small user-requested read-only
725 regions sharing a page may share a single window into the object
726 file. Read-write versions shouldn't until I've fixed things to
727 keep track of which portions have been claimed by the
728 application; don't want to give the same region back when the
729 application wants two writable copies! */
730 struct _bfd_window_internal *i;
731 }
732 bfd_window;
733
734 extern void bfd_init_window PARAMS ((bfd_window *));
735 extern void bfd_free_window PARAMS ((bfd_window *));
736 extern boolean bfd_get_file_window
737 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
738
739 /* XCOFF support routines for the linker. */
740
741 extern boolean bfd_xcoff_link_record_set
742 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
743 bfd_size_type));
744 extern boolean bfd_xcoff_import_symbol
745 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
746 bfd_vma, const char *, const char *, const char *, unsigned int));
747 extern boolean bfd_xcoff_export_symbol
748 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
749 extern boolean bfd_xcoff_link_count_reloc
750 PARAMS ((bfd *, struct bfd_link_info *, const char *));
751 extern boolean bfd_xcoff_record_link_assignment
752 PARAMS ((bfd *, struct bfd_link_info *, const char *));
753 extern boolean bfd_xcoff_size_dynamic_sections
754 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
755 unsigned long, unsigned long, unsigned long, boolean,
756 int, boolean, boolean, struct sec **, boolean));
757 extern boolean bfd_xcoff_link_generate_rtinit
758 PARAMS ((bfd *, const char *, const char *, boolean));
759
760 /* XCOFF support routines for ar. */
761 extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((bfd *, char *));
762
763 /* Externally visible COFF routines. */
764
765 #if defined(__STDC__) || defined(ALMOST_STDC)
766 struct internal_syment;
767 union internal_auxent;
768 #endif
769
770 extern boolean bfd_coff_get_syment
771 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
772
773 extern boolean bfd_coff_get_auxent
774 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
775
776 extern boolean bfd_coff_set_symbol_class
777 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
778
779 extern boolean bfd_m68k_coff_create_embedded_relocs
780 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
781 char **));
782
783 /* ARM Interworking support. Called from linker. */
784 extern boolean bfd_arm_allocate_interworking_sections
785 PARAMS ((struct bfd_link_info *));
786
787 extern boolean bfd_arm_process_before_allocation
788 PARAMS ((bfd *, struct bfd_link_info *, int));
789
790 extern boolean bfd_arm_get_bfd_for_interworking
791 PARAMS ((bfd *, struct bfd_link_info *));
792
793 /* PE ARM Interworking support. Called from linker. */
794 extern boolean bfd_arm_pe_allocate_interworking_sections
795 PARAMS ((struct bfd_link_info *));
796
797 extern boolean bfd_arm_pe_process_before_allocation
798 PARAMS ((bfd *, struct bfd_link_info *, int));
799
800 extern boolean bfd_arm_pe_get_bfd_for_interworking
801 PARAMS ((bfd *, struct bfd_link_info *));
802
803 /* ELF ARM Interworking support. Called from linker. */
804 extern boolean bfd_elf32_arm_allocate_interworking_sections
805 PARAMS ((struct bfd_link_info *));
806
807 extern boolean bfd_elf32_arm_process_before_allocation
808 PARAMS ((bfd *, struct bfd_link_info *, int));
809
810 extern boolean bfd_elf32_arm_get_bfd_for_interworking
811 PARAMS ((bfd *, struct bfd_link_info *));
812
813 extern boolean bfd_elf32_arm_add_glue_sections_to_bfd
814 PARAMS ((bfd *, struct bfd_link_info *));
815
816 /* TI COFF load page support. */
817 extern void bfd_ticoff_set_section_load_page
818 PARAMS ((struct sec *, int));
819
820 extern int bfd_ticoff_get_section_load_page
821 PARAMS ((struct sec *));
822
823 /* Extracted from init.c. */
824 void
825 bfd_init PARAMS ((void));
826
827 /* Extracted from opncls.c. */
828 bfd *
829 bfd_openr PARAMS ((const char *filename, const char *target));
830
831 bfd *
832 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
833
834 bfd *
835 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
836
837 bfd *
838 bfd_openw PARAMS ((const char *filename, const char *target));
839
840 boolean
841 bfd_close PARAMS ((bfd *abfd));
842
843 boolean
844 bfd_close_all_done PARAMS ((bfd *));
845
846 bfd *
847 bfd_create PARAMS ((const char *filename, bfd *templ));
848
849 boolean
850 bfd_make_writable PARAMS ((bfd *abfd));
851
852 boolean
853 bfd_make_readable PARAMS ((bfd *abfd));
854
855 /* Extracted from libbfd.c. */
856
857 /* Byte swapping macros for user section data. */
858
859 #define bfd_put_8(abfd, val, ptr) \
860 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
861 #define bfd_put_signed_8 \
862 bfd_put_8
863 #define bfd_get_8(abfd, ptr) \
864 (*(unsigned char *) (ptr) & 0xff)
865 #define bfd_get_signed_8(abfd, ptr) \
866 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
867
868 #define bfd_put_16(abfd, val, ptr) \
869 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
870 #define bfd_put_signed_16 \
871 bfd_put_16
872 #define bfd_get_16(abfd, ptr) \
873 BFD_SEND(abfd, bfd_getx16, (ptr))
874 #define bfd_get_signed_16(abfd, ptr) \
875 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
876
877 #define bfd_put_32(abfd, val, ptr) \
878 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
879 #define bfd_put_signed_32 \
880 bfd_put_32
881 #define bfd_get_32(abfd, ptr) \
882 BFD_SEND(abfd, bfd_getx32, (ptr))
883 #define bfd_get_signed_32(abfd, ptr) \
884 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
885
886 #define bfd_put_64(abfd, val, ptr) \
887 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
888 #define bfd_put_signed_64 \
889 bfd_put_64
890 #define bfd_get_64(abfd, ptr) \
891 BFD_SEND(abfd, bfd_getx64, (ptr))
892 #define bfd_get_signed_64(abfd, ptr) \
893 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
894
895 #define bfd_get(bits, abfd, ptr) \
896 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
897 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
898 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
899 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
900 : (abort (), (bfd_vma) - 1))
901
902 #define bfd_put(bits, abfd, val, ptr) \
903 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
904 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
905 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
906 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
907 : (abort (), (void) 0))
908
909
910 /* Byte swapping macros for file header data. */
911
912 #define bfd_h_put_8(abfd, val, ptr) \
913 bfd_put_8 (abfd, val, ptr)
914 #define bfd_h_put_signed_8(abfd, val, ptr) \
915 bfd_put_8 (abfd, val, ptr)
916 #define bfd_h_get_8(abfd, ptr) \
917 bfd_get_8 (abfd, ptr)
918 #define bfd_h_get_signed_8(abfd, ptr) \
919 bfd_get_signed_8 (abfd, ptr)
920
921 #define bfd_h_put_16(abfd, val, ptr) \
922 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
923 #define bfd_h_put_signed_16 \
924 bfd_h_put_16
925 #define bfd_h_get_16(abfd, ptr) \
926 BFD_SEND (abfd, bfd_h_getx16, (ptr))
927 #define bfd_h_get_signed_16(abfd, ptr) \
928 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
929
930 #define bfd_h_put_32(abfd, val, ptr) \
931 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
932 #define bfd_h_put_signed_32 \
933 bfd_h_put_32
934 #define bfd_h_get_32(abfd, ptr) \
935 BFD_SEND (abfd, bfd_h_getx32, (ptr))
936 #define bfd_h_get_signed_32(abfd, ptr) \
937 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
938
939 #define bfd_h_put_64(abfd, val, ptr) \
940 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
941 #define bfd_h_put_signed_64 \
942 bfd_h_put_64
943 #define bfd_h_get_64(abfd, ptr) \
944 BFD_SEND (abfd, bfd_h_getx64, (ptr))
945 #define bfd_h_get_signed_64(abfd, ptr) \
946 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
947
948 /* Refinements on the above, which should eventually go away. Save
949 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
950
951 #define H_PUT_64(abfd, val, where) \
952 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
953
954 #define H_PUT_32(abfd, val, where) \
955 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
956
957 #define H_PUT_16(abfd, val, where) \
958 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
959
960 #define H_PUT_8 bfd_h_put_8
961
962 #define H_PUT_S64(abfd, val, where) \
963 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
964
965 #define H_PUT_S32(abfd, val, where) \
966 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
967
968 #define H_PUT_S16(abfd, val, where) \
969 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
970
971 #define H_PUT_S8 bfd_h_put_signed_8
972
973 #define H_GET_64(abfd, where) \
974 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
975
976 #define H_GET_32(abfd, where) \
977 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
978
979 #define H_GET_16(abfd, where) \
980 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
981
982 #define H_GET_8 bfd_h_get_8
983
984 #define H_GET_S64(abfd, where) \
985 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
986
987 #define H_GET_S32(abfd, where) \
988 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
989
990 #define H_GET_S16(abfd, where) \
991 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
992
993 #define H_GET_S8 bfd_h_get_signed_8
994
995
996 /* Extracted from section.c. */
997 /* This structure is used for a comdat section, as in PE. A comdat
998 section is associated with a particular symbol. When the linker
999 sees a comdat section, it keeps only one of the sections with a
1000 given name and associated with a given symbol. */
1001
1002 struct bfd_comdat_info
1003 {
1004 /* The name of the symbol associated with a comdat section. */
1005 const char *name;
1006
1007 /* The local symbol table index of the symbol associated with a
1008 comdat section. This is only meaningful to the object file format
1009 specific code; it is not an index into the list returned by
1010 bfd_canonicalize_symtab. */
1011 long symbol;
1012 };
1013
1014 typedef struct sec
1015 {
1016 /* The name of the section; the name isn't a copy, the pointer is
1017 the same as that passed to bfd_make_section. */
1018 const char *name;
1019
1020 /* A unique sequence number. */
1021 int id;
1022
1023 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1024 int index;
1025
1026 /* The next section in the list belonging to the BFD, or NULL. */
1027 struct sec *next;
1028
1029 /* The field flags contains attributes of the section. Some
1030 flags are read in from the object file, and some are
1031 synthesized from other information. */
1032 flagword flags;
1033
1034 #define SEC_NO_FLAGS 0x000
1035
1036 /* Tells the OS to allocate space for this section when loading.
1037 This is clear for a section containing debug information only. */
1038 #define SEC_ALLOC 0x001
1039
1040 /* Tells the OS to load the section from the file when loading.
1041 This is clear for a .bss section. */
1042 #define SEC_LOAD 0x002
1043
1044 /* The section contains data still to be relocated, so there is
1045 some relocation information too. */
1046 #define SEC_RELOC 0x004
1047
1048 /* ELF reserves 4 processor specific bits and 8 operating system
1049 specific bits in sh_flags; at present we can get away with just
1050 one in communicating between the assembler and BFD, but this
1051 isn't a good long-term solution. */
1052 #define SEC_ARCH_BIT_0 0x008
1053
1054 /* A signal to the OS that the section contains read only data. */
1055 #define SEC_READONLY 0x010
1056
1057 /* The section contains code only. */
1058 #define SEC_CODE 0x020
1059
1060 /* The section contains data only. */
1061 #define SEC_DATA 0x040
1062
1063 /* The section will reside in ROM. */
1064 #define SEC_ROM 0x080
1065
1066 /* The section contains constructor information. This section
1067 type is used by the linker to create lists of constructors and
1068 destructors used by <<g++>>. When a back end sees a symbol
1069 which should be used in a constructor list, it creates a new
1070 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1071 the symbol to it, and builds a relocation. To build the lists
1072 of constructors, all the linker has to do is catenate all the
1073 sections called <<__CTOR_LIST__>> and relocate the data
1074 contained within - exactly the operations it would peform on
1075 standard data. */
1076 #define SEC_CONSTRUCTOR 0x100
1077
1078 /* The section has contents - a data section could be
1079 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1080 <<SEC_HAS_CONTENTS>> */
1081 #define SEC_HAS_CONTENTS 0x200
1082
1083 /* An instruction to the linker to not output the section
1084 even if it has information which would normally be written. */
1085 #define SEC_NEVER_LOAD 0x400
1086
1087 /* The section is a COFF shared library section. This flag is
1088 only for the linker. If this type of section appears in
1089 the input file, the linker must copy it to the output file
1090 without changing the vma or size. FIXME: Although this
1091 was originally intended to be general, it really is COFF
1092 specific (and the flag was renamed to indicate this). It
1093 might be cleaner to have some more general mechanism to
1094 allow the back end to control what the linker does with
1095 sections. */
1096 #define SEC_COFF_SHARED_LIBRARY 0x800
1097
1098 /* The section contains thread local data. */
1099 #define SEC_THREAD_LOCAL 0x1000
1100
1101 /* The section has GOT references. This flag is only for the
1102 linker, and is currently only used by the elf32-hppa back end.
1103 It will be set if global offset table references were detected
1104 in this section, which indicate to the linker that the section
1105 contains PIC code, and must be handled specially when doing a
1106 static link. */
1107 #define SEC_HAS_GOT_REF 0x4000
1108
1109 /* The section contains common symbols (symbols may be defined
1110 multiple times, the value of a symbol is the amount of
1111 space it requires, and the largest symbol value is the one
1112 used). Most targets have exactly one of these (which we
1113 translate to bfd_com_section_ptr), but ECOFF has two. */
1114 #define SEC_IS_COMMON 0x8000
1115
1116 /* The section contains only debugging information. For
1117 example, this is set for ELF .debug and .stab sections.
1118 strip tests this flag to see if a section can be
1119 discarded. */
1120 #define SEC_DEBUGGING 0x10000
1121
1122 /* The contents of this section are held in memory pointed to
1123 by the contents field. This is checked by bfd_get_section_contents,
1124 and the data is retrieved from memory if appropriate. */
1125 #define SEC_IN_MEMORY 0x20000
1126
1127 /* The contents of this section are to be excluded by the
1128 linker for executable and shared objects unless those
1129 objects are to be further relocated. */
1130 #define SEC_EXCLUDE 0x40000
1131
1132 /* The contents of this section are to be sorted based on the sum of
1133 the symbol and addend values specified by the associated relocation
1134 entries. Entries without associated relocation entries will be
1135 appended to the end of the section in an unspecified order. */
1136 #define SEC_SORT_ENTRIES 0x80000
1137
1138 /* When linking, duplicate sections of the same name should be
1139 discarded, rather than being combined into a single section as
1140 is usually done. This is similar to how common symbols are
1141 handled. See SEC_LINK_DUPLICATES below. */
1142 #define SEC_LINK_ONCE 0x100000
1143
1144 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1145 should handle duplicate sections. */
1146 #define SEC_LINK_DUPLICATES 0x600000
1147
1148 /* This value for SEC_LINK_DUPLICATES means that duplicate
1149 sections with the same name should simply be discarded. */
1150 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1151
1152 /* This value for SEC_LINK_DUPLICATES means that the linker
1153 should warn if there are any duplicate sections, although
1154 it should still only link one copy. */
1155 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1156
1157 /* This value for SEC_LINK_DUPLICATES means that the linker
1158 should warn if any duplicate sections are a different size. */
1159 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1160
1161 /* This value for SEC_LINK_DUPLICATES means that the linker
1162 should warn if any duplicate sections contain different
1163 contents. */
1164 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1165
1166 /* This section was created by the linker as part of dynamic
1167 relocation or other arcane processing. It is skipped when
1168 going through the first-pass output, trusting that someone
1169 else up the line will take care of it later. */
1170 #define SEC_LINKER_CREATED 0x800000
1171
1172 /* This section should not be subject to garbage collection. */
1173 #define SEC_KEEP 0x1000000
1174
1175 /* This section contains "short" data, and should be placed
1176 "near" the GP. */
1177 #define SEC_SMALL_DATA 0x2000000
1178
1179 /* This section contains data which may be shared with other
1180 executables or shared objects. */
1181 #define SEC_SHARED 0x4000000
1182
1183 /* When a section with this flag is being linked, then if the size of
1184 the input section is less than a page, it should not cross a page
1185 boundary. If the size of the input section is one page or more, it
1186 should be aligned on a page boundary. */
1187 #define SEC_BLOCK 0x8000000
1188
1189 /* Conditionally link this section; do not link if there are no
1190 references found to any symbol in the section. */
1191 #define SEC_CLINK 0x10000000
1192
1193 /* Attempt to merge identical entities in the section.
1194 Entity size is given in the entsize field. */
1195 #define SEC_MERGE 0x20000000
1196
1197 /* If given with SEC_MERGE, entities to merge are zero terminated
1198 strings where entsize specifies character size instead of fixed
1199 size entries. */
1200 #define SEC_STRINGS 0x40000000
1201
1202 /* This section contains data about section groups. */
1203 #define SEC_GROUP 0x80000000
1204
1205 /* End of section flags. */
1206
1207 /* Some internal packed boolean fields. */
1208
1209 /* See the vma field. */
1210 unsigned int user_set_vma : 1;
1211
1212 /* Whether relocations have been processed. */
1213 unsigned int reloc_done : 1;
1214
1215 /* A mark flag used by some of the linker backends. */
1216 unsigned int linker_mark : 1;
1217
1218 /* Another mark flag used by some of the linker backends. Set for
1219 output sections that have an input section. */
1220 unsigned int linker_has_input : 1;
1221
1222 /* A mark flag used by some linker backends for garbage collection. */
1223 unsigned int gc_mark : 1;
1224
1225 /* Used by the ELF code to mark sections which have been allocated
1226 to segments. */
1227 unsigned int segment_mark : 1;
1228
1229 /* End of internal packed boolean fields. */
1230
1231 /* The virtual memory address of the section - where it will be
1232 at run time. The symbols are relocated against this. The
1233 user_set_vma flag is maintained by bfd; if it's not set, the
1234 backend can assign addresses (for example, in <<a.out>>, where
1235 the default address for <<.data>> is dependent on the specific
1236 target and various flags). */
1237 bfd_vma vma;
1238
1239 /* The load address of the section - where it would be in a
1240 rom image; really only used for writing section header
1241 information. */
1242 bfd_vma lma;
1243
1244 /* The size of the section in octets, as it will be output.
1245 Contains a value even if the section has no contents (e.g., the
1246 size of <<.bss>>). This will be filled in after relocation. */
1247 bfd_size_type _cooked_size;
1248
1249 /* The original size on disk of the section, in octets. Normally this
1250 value is the same as the size, but if some relaxing has
1251 been done, then this value will be bigger. */
1252 bfd_size_type _raw_size;
1253
1254 /* If this section is going to be output, then this value is the
1255 offset in *bytes* into the output section of the first byte in the
1256 input section (byte ==> smallest addressable unit on the
1257 target). In most cases, if this was going to start at the
1258 100th octet (8-bit quantity) in the output section, this value
1259 would be 100. However, if the target byte size is 16 bits
1260 (bfd_octets_per_byte is "2"), this value would be 50. */
1261 bfd_vma output_offset;
1262
1263 /* The output section through which to map on output. */
1264 struct sec *output_section;
1265
1266 /* The alignment requirement of the section, as an exponent of 2 -
1267 e.g., 3 aligns to 2^3 (or 8). */
1268 unsigned int alignment_power;
1269
1270 /* If an input section, a pointer to a vector of relocation
1271 records for the data in this section. */
1272 struct reloc_cache_entry *relocation;
1273
1274 /* If an output section, a pointer to a vector of pointers to
1275 relocation records for the data in this section. */
1276 struct reloc_cache_entry **orelocation;
1277
1278 /* The number of relocation records in one of the above. */
1279 unsigned reloc_count;
1280
1281 /* Information below is back end specific - and not always used
1282 or updated. */
1283
1284 /* File position of section data. */
1285 file_ptr filepos;
1286
1287 /* File position of relocation info. */
1288 file_ptr rel_filepos;
1289
1290 /* File position of line data. */
1291 file_ptr line_filepos;
1292
1293 /* Pointer to data for applications. */
1294 PTR userdata;
1295
1296 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1297 contents. */
1298 unsigned char *contents;
1299
1300 /* Attached line number information. */
1301 alent *lineno;
1302
1303 /* Number of line number records. */
1304 unsigned int lineno_count;
1305
1306 /* Entity size for merging purposes. */
1307 unsigned int entsize;
1308
1309 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1310 struct bfd_comdat_info *comdat;
1311
1312 /* When a section is being output, this value changes as more
1313 linenumbers are written out. */
1314 file_ptr moving_line_filepos;
1315
1316 /* What the section number is in the target world. */
1317 int target_index;
1318
1319 PTR used_by_bfd;
1320
1321 /* If this is a constructor section then here is a list of the
1322 relocations created to relocate items within it. */
1323 struct relent_chain *constructor_chain;
1324
1325 /* The BFD which owns the section. */
1326 bfd *owner;
1327
1328 /* A symbol which points at this section only. */
1329 struct symbol_cache_entry *symbol;
1330 struct symbol_cache_entry **symbol_ptr_ptr;
1331
1332 struct bfd_link_order *link_order_head;
1333 struct bfd_link_order *link_order_tail;
1334 } asection;
1335
1336 /* These sections are global, and are managed by BFD. The application
1337 and target back end are not permitted to change the values in
1338 these sections. New code should use the section_ptr macros rather
1339 than referring directly to the const sections. The const sections
1340 may eventually vanish. */
1341 #define BFD_ABS_SECTION_NAME "*ABS*"
1342 #define BFD_UND_SECTION_NAME "*UND*"
1343 #define BFD_COM_SECTION_NAME "*COM*"
1344 #define BFD_IND_SECTION_NAME "*IND*"
1345
1346 /* The absolute section. */
1347 extern const asection bfd_abs_section;
1348 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1349 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1350 /* Pointer to the undefined section. */
1351 extern const asection bfd_und_section;
1352 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1353 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1354 /* Pointer to the common section. */
1355 extern const asection bfd_com_section;
1356 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1357 /* Pointer to the indirect section. */
1358 extern const asection bfd_ind_section;
1359 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1360 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1361
1362 #define bfd_is_const_section(SEC) \
1363 ( ((SEC) == bfd_abs_section_ptr) \
1364 || ((SEC) == bfd_und_section_ptr) \
1365 || ((SEC) == bfd_com_section_ptr) \
1366 || ((SEC) == bfd_ind_section_ptr))
1367
1368 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1369 extern const struct symbol_cache_entry * const bfd_com_symbol;
1370 extern const struct symbol_cache_entry * const bfd_und_symbol;
1371 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1372 #define bfd_get_section_size_before_reloc(section) \
1373 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1374 : (section)->_raw_size)
1375 #define bfd_get_section_size_after_reloc(section) \
1376 ((section)->reloc_done ? (section)->_cooked_size \
1377 : (abort (), (bfd_size_type) 1))
1378
1379 /* Macros to handle insertion and deletion of a bfd's sections. These
1380 only handle the list pointers, ie. do not adjust section_count,
1381 target_index etc. */
1382 #define bfd_section_list_remove(ABFD, PS) \
1383 do \
1384 { \
1385 asection **_ps = PS; \
1386 asection *_s = *_ps; \
1387 *_ps = _s->next; \
1388 if (_s->next == NULL) \
1389 (ABFD)->section_tail = _ps; \
1390 } \
1391 while (0)
1392 #define bfd_section_list_insert(ABFD, PS, S) \
1393 do \
1394 { \
1395 asection **_ps = PS; \
1396 asection *_s = S; \
1397 _s->next = *_ps; \
1398 *_ps = _s; \
1399 if (_s->next == NULL) \
1400 (ABFD)->section_tail = &_s->next; \
1401 } \
1402 while (0)
1403
1404 void
1405 bfd_section_list_clear PARAMS ((bfd *));
1406
1407 asection *
1408 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1409
1410 char *
1411 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1412 const char *templat,
1413 int *count));
1414
1415 asection *
1416 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1417
1418 asection *
1419 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1420
1421 asection *
1422 bfd_make_section PARAMS ((bfd *, const char *name));
1423
1424 boolean
1425 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1426
1427 void
1428 bfd_map_over_sections PARAMS ((bfd *abfd,
1429 void (*func) (bfd *abfd,
1430 asection *sect,
1431 PTR obj),
1432 PTR obj));
1433
1434 boolean
1435 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1436
1437 boolean
1438 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1439 PTR data, file_ptr offset,
1440 bfd_size_type count));
1441
1442 boolean
1443 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1444 PTR location, file_ptr offset,
1445 bfd_size_type count));
1446
1447 boolean
1448 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1449 bfd *obfd, asection *osec));
1450
1451 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1452 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1453 (ibfd, isection, obfd, osection))
1454 void
1455 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1456
1457 boolean
1458 bfd_generic_discard_group PARAMS ((bfd *abfd, asection *group));
1459
1460 /* Extracted from archures.c. */
1461 enum bfd_architecture
1462 {
1463 bfd_arch_unknown, /* File arch not known. */
1464 bfd_arch_obscure, /* Arch known, not one of these. */
1465 bfd_arch_m68k, /* Motorola 68xxx */
1466 #define bfd_mach_m68000 1
1467 #define bfd_mach_m68008 2
1468 #define bfd_mach_m68010 3
1469 #define bfd_mach_m68020 4
1470 #define bfd_mach_m68030 5
1471 #define bfd_mach_m68040 6
1472 #define bfd_mach_m68060 7
1473 #define bfd_mach_cpu32 8
1474 #define bfd_mach_mcf5200 9
1475 #define bfd_mach_mcf5206e 10
1476 #define bfd_mach_mcf5307 11
1477 #define bfd_mach_mcf5407 12
1478 bfd_arch_vax, /* DEC Vax */
1479 bfd_arch_i960, /* Intel 960 */
1480 /* The order of the following is important.
1481 lower number indicates a machine type that
1482 only accepts a subset of the instructions
1483 available to machines with higher numbers.
1484 The exception is the "ca", which is
1485 incompatible with all other machines except
1486 "core". */
1487
1488 #define bfd_mach_i960_core 1
1489 #define bfd_mach_i960_ka_sa 2
1490 #define bfd_mach_i960_kb_sb 3
1491 #define bfd_mach_i960_mc 4
1492 #define bfd_mach_i960_xa 5
1493 #define bfd_mach_i960_ca 6
1494 #define bfd_mach_i960_jx 7
1495 #define bfd_mach_i960_hx 8
1496
1497 bfd_arch_or32, /* OpenRISC 32 */
1498
1499 bfd_arch_a29k, /* AMD 29000 */
1500 bfd_arch_sparc, /* SPARC */
1501 #define bfd_mach_sparc 1
1502 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1503 #define bfd_mach_sparc_sparclet 2
1504 #define bfd_mach_sparc_sparclite 3
1505 #define bfd_mach_sparc_v8plus 4
1506 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1507 #define bfd_mach_sparc_sparclite_le 6
1508 #define bfd_mach_sparc_v9 7
1509 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1510 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1511 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1512 /* Nonzero if MACH has the v9 instruction set. */
1513 #define bfd_mach_sparc_v9_p(mach) \
1514 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1515 && (mach) != bfd_mach_sparc_sparclite_le)
1516 bfd_arch_mips, /* MIPS Rxxxx */
1517 #define bfd_mach_mips3000 3000
1518 #define bfd_mach_mips3900 3900
1519 #define bfd_mach_mips4000 4000
1520 #define bfd_mach_mips4010 4010
1521 #define bfd_mach_mips4100 4100
1522 #define bfd_mach_mips4111 4111
1523 #define bfd_mach_mips4120 4120
1524 #define bfd_mach_mips4300 4300
1525 #define bfd_mach_mips4400 4400
1526 #define bfd_mach_mips4600 4600
1527 #define bfd_mach_mips4650 4650
1528 #define bfd_mach_mips5000 5000
1529 #define bfd_mach_mips5400 5400
1530 #define bfd_mach_mips5500 5500
1531 #define bfd_mach_mips6000 6000
1532 #define bfd_mach_mips8000 8000
1533 #define bfd_mach_mips10000 10000
1534 #define bfd_mach_mips12000 12000
1535 #define bfd_mach_mips16 16
1536 #define bfd_mach_mips5 5
1537 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1538 #define bfd_mach_mipsisa32 32
1539 #define bfd_mach_mipsisa64 64
1540 bfd_arch_i386, /* Intel 386 */
1541 #define bfd_mach_i386_i386 1
1542 #define bfd_mach_i386_i8086 2
1543 #define bfd_mach_i386_i386_intel_syntax 3
1544 #define bfd_mach_x86_64 64
1545 #define bfd_mach_x86_64_intel_syntax 65
1546 bfd_arch_we32k, /* AT&T WE32xxx */
1547 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1548 bfd_arch_i860, /* Intel 860 */
1549 bfd_arch_i370, /* IBM 360/370 Mainframes */
1550 bfd_arch_romp, /* IBM ROMP PC/RT */
1551 bfd_arch_alliant, /* Alliant */
1552 bfd_arch_convex, /* Convex */
1553 bfd_arch_m88k, /* Motorola 88xxx */
1554 bfd_arch_pyramid, /* Pyramid Technology */
1555 bfd_arch_h8300, /* Hitachi H8/300 */
1556 #define bfd_mach_h8300 1
1557 #define bfd_mach_h8300h 2
1558 #define bfd_mach_h8300s 3
1559 bfd_arch_pdp11, /* DEC PDP-11 */
1560 bfd_arch_powerpc, /* PowerPC */
1561 #define bfd_mach_ppc 32
1562 #define bfd_mach_ppc64 64
1563 #define bfd_mach_ppc_403 403
1564 #define bfd_mach_ppc_403gc 4030
1565 #define bfd_mach_ppc_505 505
1566 #define bfd_mach_ppc_601 601
1567 #define bfd_mach_ppc_602 602
1568 #define bfd_mach_ppc_603 603
1569 #define bfd_mach_ppc_ec603e 6031
1570 #define bfd_mach_ppc_604 604
1571 #define bfd_mach_ppc_620 620
1572 #define bfd_mach_ppc_630 630
1573 #define bfd_mach_ppc_750 750
1574 #define bfd_mach_ppc_860 860
1575 #define bfd_mach_ppc_a35 35
1576 #define bfd_mach_ppc_rs64ii 642
1577 #define bfd_mach_ppc_rs64iii 643
1578 #define bfd_mach_ppc_7400 7400
1579 #define bfd_mach_ppc_e500 500
1580 bfd_arch_rs6000, /* IBM RS/6000 */
1581 #define bfd_mach_rs6k 6000
1582 #define bfd_mach_rs6k_rs1 6001
1583 #define bfd_mach_rs6k_rsc 6003
1584 #define bfd_mach_rs6k_rs2 6002
1585 bfd_arch_hppa, /* HP PA RISC */
1586 bfd_arch_d10v, /* Mitsubishi D10V */
1587 #define bfd_mach_d10v 1
1588 #define bfd_mach_d10v_ts2 2
1589 #define bfd_mach_d10v_ts3 3
1590 bfd_arch_d30v, /* Mitsubishi D30V */
1591 bfd_arch_dlx, /* DLX */
1592 bfd_arch_m68hc11, /* Motorola 68HC11 */
1593 bfd_arch_m68hc12, /* Motorola 68HC12 */
1594 bfd_arch_z8k, /* Zilog Z8000 */
1595 #define bfd_mach_z8001 1
1596 #define bfd_mach_z8002 2
1597 bfd_arch_h8500, /* Hitachi H8/500 */
1598 bfd_arch_sh, /* Hitachi SH */
1599 #define bfd_mach_sh 1
1600 #define bfd_mach_sh2 0x20
1601 #define bfd_mach_sh_dsp 0x2d
1602 #define bfd_mach_sh3 0x30
1603 #define bfd_mach_sh3_dsp 0x3d
1604 #define bfd_mach_sh3e 0x3e
1605 #define bfd_mach_sh4 0x40
1606 #define bfd_mach_sh5 0x50
1607 bfd_arch_alpha, /* Dec Alpha */
1608 #define bfd_mach_alpha_ev4 0x10
1609 #define bfd_mach_alpha_ev5 0x20
1610 #define bfd_mach_alpha_ev6 0x30
1611 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1612 #define bfd_mach_arm_2 1
1613 #define bfd_mach_arm_2a 2
1614 #define bfd_mach_arm_3 3
1615 #define bfd_mach_arm_3M 4
1616 #define bfd_mach_arm_4 5
1617 #define bfd_mach_arm_4T 6
1618 #define bfd_mach_arm_5 7
1619 #define bfd_mach_arm_5T 8
1620 #define bfd_mach_arm_5TE 9
1621 #define bfd_mach_arm_XScale 10
1622 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1623 bfd_arch_w65, /* WDC 65816 */
1624 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1625 bfd_arch_tic4x, /* Texas Instruments TMS320C3X/4X */
1626 #define bfd_mach_c3x 30
1627 #define bfd_mach_c4x 40
1628 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1629 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1630 bfd_arch_v850, /* NEC V850 */
1631 #define bfd_mach_v850 1
1632 #define bfd_mach_v850e 'E'
1633 bfd_arch_arc, /* ARC Cores */
1634 #define bfd_mach_arc_5 5
1635 #define bfd_mach_arc_6 6
1636 #define bfd_mach_arc_7 7
1637 #define bfd_mach_arc_8 8
1638 bfd_arch_m32r, /* Mitsubishi M32R/D */
1639 #define bfd_mach_m32r 1 /* 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 1
1649 #define bfd_mach_frvsimple 2
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 64
1657 #define bfd_mach_ia64_elf32 32
1658 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1659 #define bfd_mach_ip2022 1
1660 #define bfd_mach_ip2022ext 2
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 31
1671 #define bfd_mach_s390_64 64
1672 bfd_arch_openrisc, /* OpenRISC */
1673 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1674 bfd_arch_xstormy16,
1675 #define bfd_mach_xstormy16 1
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_TPOFF,
2267 BFD_RELOC_386_TLS_IE,
2268 BFD_RELOC_386_TLS_GOTIE,
2269 BFD_RELOC_386_TLS_LE,
2270 BFD_RELOC_386_TLS_GD,
2271 BFD_RELOC_386_TLS_LDM,
2272 BFD_RELOC_386_TLS_LDO_32,
2273 BFD_RELOC_386_TLS_IE_32,
2274 BFD_RELOC_386_TLS_LE_32,
2275 BFD_RELOC_386_TLS_DTPMOD32,
2276 BFD_RELOC_386_TLS_DTPOFF32,
2277 BFD_RELOC_386_TLS_TPOFF32,
2278
2279 /* x86-64/elf relocations */
2280 BFD_RELOC_X86_64_GOT32,
2281 BFD_RELOC_X86_64_PLT32,
2282 BFD_RELOC_X86_64_COPY,
2283 BFD_RELOC_X86_64_GLOB_DAT,
2284 BFD_RELOC_X86_64_JUMP_SLOT,
2285 BFD_RELOC_X86_64_RELATIVE,
2286 BFD_RELOC_X86_64_GOTPCREL,
2287 BFD_RELOC_X86_64_32S,
2288 BFD_RELOC_X86_64_DTPMOD64,
2289 BFD_RELOC_X86_64_DTPOFF64,
2290 BFD_RELOC_X86_64_TPOFF64,
2291 BFD_RELOC_X86_64_TLSGD,
2292 BFD_RELOC_X86_64_TLSLD,
2293 BFD_RELOC_X86_64_DTPOFF32,
2294 BFD_RELOC_X86_64_GOTTPOFF,
2295 BFD_RELOC_X86_64_TPOFF32,
2296
2297 /* ns32k relocations */
2298 BFD_RELOC_NS32K_IMM_8,
2299 BFD_RELOC_NS32K_IMM_16,
2300 BFD_RELOC_NS32K_IMM_32,
2301 BFD_RELOC_NS32K_IMM_8_PCREL,
2302 BFD_RELOC_NS32K_IMM_16_PCREL,
2303 BFD_RELOC_NS32K_IMM_32_PCREL,
2304 BFD_RELOC_NS32K_DISP_8,
2305 BFD_RELOC_NS32K_DISP_16,
2306 BFD_RELOC_NS32K_DISP_32,
2307 BFD_RELOC_NS32K_DISP_8_PCREL,
2308 BFD_RELOC_NS32K_DISP_16_PCREL,
2309 BFD_RELOC_NS32K_DISP_32_PCREL,
2310
2311 /* PDP11 relocations */
2312 BFD_RELOC_PDP11_DISP_8_PCREL,
2313 BFD_RELOC_PDP11_DISP_6_PCREL,
2314
2315 /* Picojava relocs. Not all of these appear in object files. */
2316 BFD_RELOC_PJ_CODE_HI16,
2317 BFD_RELOC_PJ_CODE_LO16,
2318 BFD_RELOC_PJ_CODE_DIR16,
2319 BFD_RELOC_PJ_CODE_DIR32,
2320 BFD_RELOC_PJ_CODE_REL16,
2321 BFD_RELOC_PJ_CODE_REL32,
2322
2323 /* Power(rs6000) and PowerPC relocations. */
2324 BFD_RELOC_PPC_B26,
2325 BFD_RELOC_PPC_BA26,
2326 BFD_RELOC_PPC_TOC16,
2327 BFD_RELOC_PPC_B16,
2328 BFD_RELOC_PPC_B16_BRTAKEN,
2329 BFD_RELOC_PPC_B16_BRNTAKEN,
2330 BFD_RELOC_PPC_BA16,
2331 BFD_RELOC_PPC_BA16_BRTAKEN,
2332 BFD_RELOC_PPC_BA16_BRNTAKEN,
2333 BFD_RELOC_PPC_COPY,
2334 BFD_RELOC_PPC_GLOB_DAT,
2335 BFD_RELOC_PPC_JMP_SLOT,
2336 BFD_RELOC_PPC_RELATIVE,
2337 BFD_RELOC_PPC_LOCAL24PC,
2338 BFD_RELOC_PPC_EMB_NADDR32,
2339 BFD_RELOC_PPC_EMB_NADDR16,
2340 BFD_RELOC_PPC_EMB_NADDR16_LO,
2341 BFD_RELOC_PPC_EMB_NADDR16_HI,
2342 BFD_RELOC_PPC_EMB_NADDR16_HA,
2343 BFD_RELOC_PPC_EMB_SDAI16,
2344 BFD_RELOC_PPC_EMB_SDA2I16,
2345 BFD_RELOC_PPC_EMB_SDA2REL,
2346 BFD_RELOC_PPC_EMB_SDA21,
2347 BFD_RELOC_PPC_EMB_MRKREF,
2348 BFD_RELOC_PPC_EMB_RELSEC16,
2349 BFD_RELOC_PPC_EMB_RELST_LO,
2350 BFD_RELOC_PPC_EMB_RELST_HI,
2351 BFD_RELOC_PPC_EMB_RELST_HA,
2352 BFD_RELOC_PPC_EMB_BIT_FLD,
2353 BFD_RELOC_PPC_EMB_RELSDA,
2354 BFD_RELOC_PPC64_HIGHER,
2355 BFD_RELOC_PPC64_HIGHER_S,
2356 BFD_RELOC_PPC64_HIGHEST,
2357 BFD_RELOC_PPC64_HIGHEST_S,
2358 BFD_RELOC_PPC64_TOC16_LO,
2359 BFD_RELOC_PPC64_TOC16_HI,
2360 BFD_RELOC_PPC64_TOC16_HA,
2361 BFD_RELOC_PPC64_TOC,
2362 BFD_RELOC_PPC64_PLTGOT16,
2363 BFD_RELOC_PPC64_PLTGOT16_LO,
2364 BFD_RELOC_PPC64_PLTGOT16_HI,
2365 BFD_RELOC_PPC64_PLTGOT16_HA,
2366 BFD_RELOC_PPC64_ADDR16_DS,
2367 BFD_RELOC_PPC64_ADDR16_LO_DS,
2368 BFD_RELOC_PPC64_GOT16_DS,
2369 BFD_RELOC_PPC64_GOT16_LO_DS,
2370 BFD_RELOC_PPC64_PLT16_LO_DS,
2371 BFD_RELOC_PPC64_SECTOFF_DS,
2372 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2373 BFD_RELOC_PPC64_TOC16_DS,
2374 BFD_RELOC_PPC64_TOC16_LO_DS,
2375 BFD_RELOC_PPC64_PLTGOT16_DS,
2376 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2377
2378 /* IBM 370/390 relocations */
2379 BFD_RELOC_I370_D12,
2380
2381 /* The type of reloc used to build a contructor table - at the moment
2382 probably a 32 bit wide absolute relocation, but the target can choose.
2383 It generally does map to one of the other relocation types. */
2384 BFD_RELOC_CTOR,
2385
2386 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2387 not stored in the instruction. */
2388 BFD_RELOC_ARM_PCREL_BRANCH,
2389
2390 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2391 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2392 field in the instruction. */
2393 BFD_RELOC_ARM_PCREL_BLX,
2394
2395 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2396 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2397 field in the instruction. */
2398 BFD_RELOC_THUMB_PCREL_BLX,
2399
2400 /* These relocs are only used within the ARM assembler. They are not
2401 (at present) written to any object files. */
2402 BFD_RELOC_ARM_IMMEDIATE,
2403 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2404 BFD_RELOC_ARM_OFFSET_IMM,
2405 BFD_RELOC_ARM_SHIFT_IMM,
2406 BFD_RELOC_ARM_SWI,
2407 BFD_RELOC_ARM_MULTI,
2408 BFD_RELOC_ARM_CP_OFF_IMM,
2409 BFD_RELOC_ARM_ADR_IMM,
2410 BFD_RELOC_ARM_LDR_IMM,
2411 BFD_RELOC_ARM_LITERAL,
2412 BFD_RELOC_ARM_IN_POOL,
2413 BFD_RELOC_ARM_OFFSET_IMM8,
2414 BFD_RELOC_ARM_HWLITERAL,
2415 BFD_RELOC_ARM_THUMB_ADD,
2416 BFD_RELOC_ARM_THUMB_IMM,
2417 BFD_RELOC_ARM_THUMB_SHIFT,
2418 BFD_RELOC_ARM_THUMB_OFFSET,
2419 BFD_RELOC_ARM_GOT12,
2420 BFD_RELOC_ARM_GOT32,
2421 BFD_RELOC_ARM_JUMP_SLOT,
2422 BFD_RELOC_ARM_COPY,
2423 BFD_RELOC_ARM_GLOB_DAT,
2424 BFD_RELOC_ARM_PLT32,
2425 BFD_RELOC_ARM_RELATIVE,
2426 BFD_RELOC_ARM_GOTOFF,
2427 BFD_RELOC_ARM_GOTPC,
2428
2429 /* Hitachi SH relocs. Not all of these appear in object files. */
2430 BFD_RELOC_SH_PCDISP8BY2,
2431 BFD_RELOC_SH_PCDISP12BY2,
2432 BFD_RELOC_SH_IMM4,
2433 BFD_RELOC_SH_IMM4BY2,
2434 BFD_RELOC_SH_IMM4BY4,
2435 BFD_RELOC_SH_IMM8,
2436 BFD_RELOC_SH_IMM8BY2,
2437 BFD_RELOC_SH_IMM8BY4,
2438 BFD_RELOC_SH_PCRELIMM8BY2,
2439 BFD_RELOC_SH_PCRELIMM8BY4,
2440 BFD_RELOC_SH_SWITCH16,
2441 BFD_RELOC_SH_SWITCH32,
2442 BFD_RELOC_SH_USES,
2443 BFD_RELOC_SH_COUNT,
2444 BFD_RELOC_SH_ALIGN,
2445 BFD_RELOC_SH_CODE,
2446 BFD_RELOC_SH_DATA,
2447 BFD_RELOC_SH_LABEL,
2448 BFD_RELOC_SH_LOOP_START,
2449 BFD_RELOC_SH_LOOP_END,
2450 BFD_RELOC_SH_COPY,
2451 BFD_RELOC_SH_GLOB_DAT,
2452 BFD_RELOC_SH_JMP_SLOT,
2453 BFD_RELOC_SH_RELATIVE,
2454 BFD_RELOC_SH_GOTPC,
2455 BFD_RELOC_SH_GOT_LOW16,
2456 BFD_RELOC_SH_GOT_MEDLOW16,
2457 BFD_RELOC_SH_GOT_MEDHI16,
2458 BFD_RELOC_SH_GOT_HI16,
2459 BFD_RELOC_SH_GOTPLT_LOW16,
2460 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2461 BFD_RELOC_SH_GOTPLT_MEDHI16,
2462 BFD_RELOC_SH_GOTPLT_HI16,
2463 BFD_RELOC_SH_PLT_LOW16,
2464 BFD_RELOC_SH_PLT_MEDLOW16,
2465 BFD_RELOC_SH_PLT_MEDHI16,
2466 BFD_RELOC_SH_PLT_HI16,
2467 BFD_RELOC_SH_GOTOFF_LOW16,
2468 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2469 BFD_RELOC_SH_GOTOFF_MEDHI16,
2470 BFD_RELOC_SH_GOTOFF_HI16,
2471 BFD_RELOC_SH_GOTPC_LOW16,
2472 BFD_RELOC_SH_GOTPC_MEDLOW16,
2473 BFD_RELOC_SH_GOTPC_MEDHI16,
2474 BFD_RELOC_SH_GOTPC_HI16,
2475 BFD_RELOC_SH_COPY64,
2476 BFD_RELOC_SH_GLOB_DAT64,
2477 BFD_RELOC_SH_JMP_SLOT64,
2478 BFD_RELOC_SH_RELATIVE64,
2479 BFD_RELOC_SH_GOT10BY4,
2480 BFD_RELOC_SH_GOT10BY8,
2481 BFD_RELOC_SH_GOTPLT10BY4,
2482 BFD_RELOC_SH_GOTPLT10BY8,
2483 BFD_RELOC_SH_GOTPLT32,
2484 BFD_RELOC_SH_SHMEDIA_CODE,
2485 BFD_RELOC_SH_IMMU5,
2486 BFD_RELOC_SH_IMMS6,
2487 BFD_RELOC_SH_IMMS6BY32,
2488 BFD_RELOC_SH_IMMU6,
2489 BFD_RELOC_SH_IMMS10,
2490 BFD_RELOC_SH_IMMS10BY2,
2491 BFD_RELOC_SH_IMMS10BY4,
2492 BFD_RELOC_SH_IMMS10BY8,
2493 BFD_RELOC_SH_IMMS16,
2494 BFD_RELOC_SH_IMMU16,
2495 BFD_RELOC_SH_IMM_LOW16,
2496 BFD_RELOC_SH_IMM_LOW16_PCREL,
2497 BFD_RELOC_SH_IMM_MEDLOW16,
2498 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2499 BFD_RELOC_SH_IMM_MEDHI16,
2500 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2501 BFD_RELOC_SH_IMM_HI16,
2502 BFD_RELOC_SH_IMM_HI16_PCREL,
2503 BFD_RELOC_SH_PT_16,
2504 BFD_RELOC_SH_TLS_GD_32,
2505 BFD_RELOC_SH_TLS_LD_32,
2506 BFD_RELOC_SH_TLS_LDO_32,
2507 BFD_RELOC_SH_TLS_IE_32,
2508 BFD_RELOC_SH_TLS_LE_32,
2509 BFD_RELOC_SH_TLS_DTPMOD32,
2510 BFD_RELOC_SH_TLS_DTPOFF32,
2511 BFD_RELOC_SH_TLS_TPOFF32,
2512
2513 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2514 be zero and is not stored in the instruction. */
2515 BFD_RELOC_THUMB_PCREL_BRANCH9,
2516 BFD_RELOC_THUMB_PCREL_BRANCH12,
2517 BFD_RELOC_THUMB_PCREL_BRANCH23,
2518
2519 /* ARC Cores relocs.
2520 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2521 not stored in the instruction. The high 20 bits are installed in bits 26
2522 through 7 of the instruction. */
2523 BFD_RELOC_ARC_B22_PCREL,
2524
2525 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2526 stored in the instruction. The high 24 bits are installed in bits 23
2527 through 0. */
2528 BFD_RELOC_ARC_B26,
2529
2530 /* Mitsubishi D10V relocs.
2531 This is a 10-bit reloc with the right 2 bits
2532 assumed to be 0. */
2533 BFD_RELOC_D10V_10_PCREL_R,
2534
2535 /* Mitsubishi D10V relocs.
2536 This is a 10-bit reloc with the right 2 bits
2537 assumed to be 0. This is the same as the previous reloc
2538 except it is in the left container, i.e.,
2539 shifted left 15 bits. */
2540 BFD_RELOC_D10V_10_PCREL_L,
2541
2542 /* This is an 18-bit reloc with the right 2 bits
2543 assumed to be 0. */
2544 BFD_RELOC_D10V_18,
2545
2546 /* This is an 18-bit reloc with the right 2 bits
2547 assumed to be 0. */
2548 BFD_RELOC_D10V_18_PCREL,
2549
2550 /* Mitsubishi D30V relocs.
2551 This is a 6-bit absolute reloc. */
2552 BFD_RELOC_D30V_6,
2553
2554 /* This is a 6-bit pc-relative reloc with
2555 the right 3 bits assumed to be 0. */
2556 BFD_RELOC_D30V_9_PCREL,
2557
2558 /* This is a 6-bit pc-relative reloc with
2559 the right 3 bits assumed to be 0. Same
2560 as the previous reloc but on the right side
2561 of the container. */
2562 BFD_RELOC_D30V_9_PCREL_R,
2563
2564 /* This is a 12-bit absolute reloc with the
2565 right 3 bitsassumed to be 0. */
2566 BFD_RELOC_D30V_15,
2567
2568 /* This is a 12-bit pc-relative reloc with
2569 the right 3 bits assumed to be 0. */
2570 BFD_RELOC_D30V_15_PCREL,
2571
2572 /* This is a 12-bit pc-relative reloc with
2573 the right 3 bits assumed to be 0. Same
2574 as the previous reloc but on the right side
2575 of the container. */
2576 BFD_RELOC_D30V_15_PCREL_R,
2577
2578 /* This is an 18-bit absolute reloc with
2579 the right 3 bits assumed to be 0. */
2580 BFD_RELOC_D30V_21,
2581
2582 /* This is an 18-bit pc-relative reloc with
2583 the right 3 bits assumed to be 0. */
2584 BFD_RELOC_D30V_21_PCREL,
2585
2586 /* This is an 18-bit pc-relative reloc with
2587 the right 3 bits assumed to be 0. Same
2588 as the previous reloc but on the right side
2589 of the container. */
2590 BFD_RELOC_D30V_21_PCREL_R,
2591
2592 /* This is a 32-bit absolute reloc. */
2593 BFD_RELOC_D30V_32,
2594
2595 /* This is a 32-bit pc-relative reloc. */
2596 BFD_RELOC_D30V_32_PCREL,
2597
2598 /* DLX relocs */
2599 BFD_RELOC_DLX_HI16_S,
2600
2601 /* DLX relocs */
2602 BFD_RELOC_DLX_LO16,
2603
2604 /* DLX relocs */
2605 BFD_RELOC_DLX_JMP26,
2606
2607 /* Mitsubishi M32R relocs.
2608 This is a 24 bit absolute address. */
2609 BFD_RELOC_M32R_24,
2610
2611 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2612 BFD_RELOC_M32R_10_PCREL,
2613
2614 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2615 BFD_RELOC_M32R_18_PCREL,
2616
2617 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2618 BFD_RELOC_M32R_26_PCREL,
2619
2620 /* This is a 16-bit reloc containing the high 16 bits of an address
2621 used when the lower 16 bits are treated as unsigned. */
2622 BFD_RELOC_M32R_HI16_ULO,
2623
2624 /* This is a 16-bit reloc containing the high 16 bits of an address
2625 used when the lower 16 bits are treated as signed. */
2626 BFD_RELOC_M32R_HI16_SLO,
2627
2628 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2629 BFD_RELOC_M32R_LO16,
2630
2631 /* This is a 16-bit reloc containing the small data area offset for use in
2632 add3, load, and store instructions. */
2633 BFD_RELOC_M32R_SDA16,
2634
2635 /* This is a 9-bit reloc */
2636 BFD_RELOC_V850_9_PCREL,
2637
2638 /* This is a 22-bit reloc */
2639 BFD_RELOC_V850_22_PCREL,
2640
2641 /* This is a 16 bit offset from the short data area pointer. */
2642 BFD_RELOC_V850_SDA_16_16_OFFSET,
2643
2644 /* This is a 16 bit offset (of which only 15 bits are used) from the
2645 short data area pointer. */
2646 BFD_RELOC_V850_SDA_15_16_OFFSET,
2647
2648 /* This is a 16 bit offset from the zero data area pointer. */
2649 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2650
2651 /* This is a 16 bit offset (of which only 15 bits are used) from the
2652 zero data area pointer. */
2653 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2654
2655 /* This is an 8 bit offset (of which only 6 bits are used) from the
2656 tiny data area pointer. */
2657 BFD_RELOC_V850_TDA_6_8_OFFSET,
2658
2659 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2660 data area pointer. */
2661 BFD_RELOC_V850_TDA_7_8_OFFSET,
2662
2663 /* This is a 7 bit offset from the tiny data area pointer. */
2664 BFD_RELOC_V850_TDA_7_7_OFFSET,
2665
2666 /* This is a 16 bit offset from the tiny data area pointer. */
2667 BFD_RELOC_V850_TDA_16_16_OFFSET,
2668
2669 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2670 data area pointer. */
2671 BFD_RELOC_V850_TDA_4_5_OFFSET,
2672
2673 /* This is a 4 bit offset from the tiny data area pointer. */
2674 BFD_RELOC_V850_TDA_4_4_OFFSET,
2675
2676 /* This is a 16 bit offset from the short data area pointer, with the
2677 bits placed non-contigously in the instruction. */
2678 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2679
2680 /* This is a 16 bit offset from the zero data area pointer, with the
2681 bits placed non-contigously in the instruction. */
2682 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2683
2684 /* This is a 6 bit offset from the call table base pointer. */
2685 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2686
2687 /* This is a 16 bit offset from the call table base pointer. */
2688 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2689
2690 /* Used for relaxing indirect function calls. */
2691 BFD_RELOC_V850_LONGCALL,
2692
2693 /* Used for relaxing indirect jumps. */
2694 BFD_RELOC_V850_LONGJUMP,
2695
2696 /* Used to maintain alignment whilst relaxing. */
2697 BFD_RELOC_V850_ALIGN,
2698
2699 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2700 instruction. */
2701 BFD_RELOC_MN10300_32_PCREL,
2702
2703 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2704 instruction. */
2705 BFD_RELOC_MN10300_16_PCREL,
2706
2707 /* This is a 8bit DP reloc for the tms320c30, where the most
2708 significant 8 bits of a 24 bit word are placed into the least
2709 significant 8 bits of the opcode. */
2710 BFD_RELOC_TIC30_LDP,
2711
2712 /* This is a 7bit reloc for the tms320c54x, where the least
2713 significant 7 bits of a 16 bit word are placed into the least
2714 significant 7 bits of the opcode. */
2715 BFD_RELOC_TIC54X_PARTLS7,
2716
2717 /* This is a 9bit DP reloc for the tms320c54x, where the most
2718 significant 9 bits of a 16 bit word are placed into the least
2719 significant 9 bits of the opcode. */
2720 BFD_RELOC_TIC54X_PARTMS9,
2721
2722 /* This is an extended address 23-bit reloc for the tms320c54x. */
2723 BFD_RELOC_TIC54X_23,
2724
2725 /* This is a 16-bit reloc for the tms320c54x, where the least
2726 significant 16 bits of a 23-bit extended address are placed into
2727 the opcode. */
2728 BFD_RELOC_TIC54X_16_OF_23,
2729
2730 /* This is a reloc for the tms320c54x, where the most
2731 significant 7 bits of a 23-bit extended address are placed into
2732 the opcode. */
2733 BFD_RELOC_TIC54X_MS7_OF_23,
2734
2735 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2736 BFD_RELOC_FR30_48,
2737
2738 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2739 two sections. */
2740 BFD_RELOC_FR30_20,
2741
2742 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2743 4 bits. */
2744 BFD_RELOC_FR30_6_IN_4,
2745
2746 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2747 into 8 bits. */
2748 BFD_RELOC_FR30_8_IN_8,
2749
2750 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2751 into 8 bits. */
2752 BFD_RELOC_FR30_9_IN_8,
2753
2754 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2755 into 8 bits. */
2756 BFD_RELOC_FR30_10_IN_8,
2757
2758 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2759 short offset into 8 bits. */
2760 BFD_RELOC_FR30_9_PCREL,
2761
2762 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2763 short offset into 11 bits. */
2764 BFD_RELOC_FR30_12_PCREL,
2765
2766 /* Motorola Mcore relocations. */
2767 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2768 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2769 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2770 BFD_RELOC_MCORE_PCREL_32,
2771 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2772 BFD_RELOC_MCORE_RVA,
2773
2774 /* These are relocations for the GETA instruction. */
2775 BFD_RELOC_MMIX_GETA,
2776 BFD_RELOC_MMIX_GETA_1,
2777 BFD_RELOC_MMIX_GETA_2,
2778 BFD_RELOC_MMIX_GETA_3,
2779
2780 /* These are relocations for a conditional branch instruction. */
2781 BFD_RELOC_MMIX_CBRANCH,
2782 BFD_RELOC_MMIX_CBRANCH_J,
2783 BFD_RELOC_MMIX_CBRANCH_1,
2784 BFD_RELOC_MMIX_CBRANCH_2,
2785 BFD_RELOC_MMIX_CBRANCH_3,
2786
2787 /* These are relocations for the PUSHJ instruction. */
2788 BFD_RELOC_MMIX_PUSHJ,
2789 BFD_RELOC_MMIX_PUSHJ_1,
2790 BFD_RELOC_MMIX_PUSHJ_2,
2791 BFD_RELOC_MMIX_PUSHJ_3,
2792
2793 /* These are relocations for the JMP instruction. */
2794 BFD_RELOC_MMIX_JMP,
2795 BFD_RELOC_MMIX_JMP_1,
2796 BFD_RELOC_MMIX_JMP_2,
2797 BFD_RELOC_MMIX_JMP_3,
2798
2799 /* This is a relocation for a relative address as in a GETA instruction or
2800 a branch. */
2801 BFD_RELOC_MMIX_ADDR19,
2802
2803 /* This is a relocation for a relative address as in a JMP instruction. */
2804 BFD_RELOC_MMIX_ADDR27,
2805
2806 /* This is a relocation for an instruction field that may be a general
2807 register or a value 0..255. */
2808 BFD_RELOC_MMIX_REG_OR_BYTE,
2809
2810 /* This is a relocation for an instruction field that may be a general
2811 register. */
2812 BFD_RELOC_MMIX_REG,
2813
2814 /* This is a relocation for two instruction fields holding a register and
2815 an offset, the equivalent of the relocation. */
2816 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2817
2818 /* This relocation is an assertion that the expression is not allocated as
2819 a global register. It does not modify contents. */
2820 BFD_RELOC_MMIX_LOCAL,
2821
2822 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2823 short offset into 7 bits. */
2824 BFD_RELOC_AVR_7_PCREL,
2825
2826 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2827 short offset into 12 bits. */
2828 BFD_RELOC_AVR_13_PCREL,
2829
2830 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2831 program memory address) into 16 bits. */
2832 BFD_RELOC_AVR_16_PM,
2833
2834 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2835 data memory address) into 8 bit immediate value of LDI insn. */
2836 BFD_RELOC_AVR_LO8_LDI,
2837
2838 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2839 of data memory address) into 8 bit immediate value of LDI insn. */
2840 BFD_RELOC_AVR_HI8_LDI,
2841
2842 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2843 of program memory address) into 8 bit immediate value of LDI insn. */
2844 BFD_RELOC_AVR_HH8_LDI,
2845
2846 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2847 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2848 BFD_RELOC_AVR_LO8_LDI_NEG,
2849
2850 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2851 (high 8 bit of data memory address) into 8 bit immediate value of
2852 SUBI insn. */
2853 BFD_RELOC_AVR_HI8_LDI_NEG,
2854
2855 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2856 (most high 8 bit of program memory address) into 8 bit immediate value
2857 of LDI or SUBI insn. */
2858 BFD_RELOC_AVR_HH8_LDI_NEG,
2859
2860 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2861 command address) into 8 bit immediate value of LDI insn. */
2862 BFD_RELOC_AVR_LO8_LDI_PM,
2863
2864 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2865 of command address) into 8 bit immediate value of LDI insn. */
2866 BFD_RELOC_AVR_HI8_LDI_PM,
2867
2868 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2869 of command address) into 8 bit immediate value of LDI insn. */
2870 BFD_RELOC_AVR_HH8_LDI_PM,
2871
2872 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2873 (usually command address) into 8 bit immediate value of SUBI insn. */
2874 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2875
2876 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2877 (high 8 bit of 16 bit command address) into 8 bit immediate value
2878 of SUBI insn. */
2879 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2880
2881 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2882 (high 6 bit of 22 bit command address) into 8 bit immediate
2883 value of SUBI insn. */
2884 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2885
2886 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2887 into 22 bits. */
2888 BFD_RELOC_AVR_CALL,
2889
2890 /* Direct 12 bit. */
2891 BFD_RELOC_390_12,
2892
2893 /* 12 bit GOT offset. */
2894 BFD_RELOC_390_GOT12,
2895
2896 /* 32 bit PC relative PLT address. */
2897 BFD_RELOC_390_PLT32,
2898
2899 /* Copy symbol at runtime. */
2900 BFD_RELOC_390_COPY,
2901
2902 /* Create GOT entry. */
2903 BFD_RELOC_390_GLOB_DAT,
2904
2905 /* Create PLT entry. */
2906 BFD_RELOC_390_JMP_SLOT,
2907
2908 /* Adjust by program base. */
2909 BFD_RELOC_390_RELATIVE,
2910
2911 /* 32 bit PC relative offset to GOT. */
2912 BFD_RELOC_390_GOTPC,
2913
2914 /* 16 bit GOT offset. */
2915 BFD_RELOC_390_GOT16,
2916
2917 /* PC relative 16 bit shifted by 1. */
2918 BFD_RELOC_390_PC16DBL,
2919
2920 /* 16 bit PC rel. PLT shifted by 1. */
2921 BFD_RELOC_390_PLT16DBL,
2922
2923 /* PC relative 32 bit shifted by 1. */
2924 BFD_RELOC_390_PC32DBL,
2925
2926 /* 32 bit PC rel. PLT shifted by 1. */
2927 BFD_RELOC_390_PLT32DBL,
2928
2929 /* 32 bit PC rel. GOT shifted by 1. */
2930 BFD_RELOC_390_GOTPCDBL,
2931
2932 /* 64 bit GOT offset. */
2933 BFD_RELOC_390_GOT64,
2934
2935 /* 64 bit PC relative PLT address. */
2936 BFD_RELOC_390_PLT64,
2937
2938 /* 32 bit rel. offset to GOT entry. */
2939 BFD_RELOC_390_GOTENT,
2940
2941 /* Scenix IP2K - 9-bit register number / data address */
2942 BFD_RELOC_IP2K_FR9,
2943
2944 /* Scenix IP2K - 4-bit register/data bank number */
2945 BFD_RELOC_IP2K_BANK,
2946
2947 /* Scenix IP2K - low 13 bits of instruction word address */
2948 BFD_RELOC_IP2K_ADDR16CJP,
2949
2950 /* Scenix IP2K - high 3 bits of instruction word address */
2951 BFD_RELOC_IP2K_PAGE3,
2952
2953 /* Scenix IP2K - ext/low/high 8 bits of data address */
2954 BFD_RELOC_IP2K_LO8DATA,
2955 BFD_RELOC_IP2K_HI8DATA,
2956 BFD_RELOC_IP2K_EX8DATA,
2957
2958 /* Scenix IP2K - low/high 8 bits of instruction word address */
2959 BFD_RELOC_IP2K_LO8INSN,
2960 BFD_RELOC_IP2K_HI8INSN,
2961
2962 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
2963 BFD_RELOC_IP2K_PC_SKIP,
2964
2965 /* Scenix IP2K - 16 bit word address in text section. */
2966 BFD_RELOC_IP2K_TEXT,
2967
2968 /* Scenix IP2K - 7-bit sp or dp offset */
2969 BFD_RELOC_IP2K_FR_OFFSET,
2970
2971 /* Scenix VPE4K coprocessor - data/insn-space addressing */
2972 BFD_RELOC_VPE4KMATH_DATA,
2973 BFD_RELOC_VPE4KMATH_INSN,
2974
2975 /* These two relocations are used by the linker to determine which of
2976 the entries in a C++ virtual function table are actually used. When
2977 the --gc-sections option is given, the linker will zero out the entries
2978 that are not used, so that the code for those functions need not be
2979 included in the output.
2980
2981 VTABLE_INHERIT is a zero-space relocation used to describe to the
2982 linker the inheritence tree of a C++ virtual function table. The
2983 relocation's symbol should be the parent class' vtable, and the
2984 relocation should be located at the child vtable.
2985
2986 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2987 virtual function table entry. The reloc's symbol should refer to the
2988 table of the class mentioned in the code. Off of that base, an offset
2989 describes the entry that is being used. For Rela hosts, this offset
2990 is stored in the reloc's addend. For Rel hosts, we are forced to put
2991 this offset in the reloc's section offset. */
2992 BFD_RELOC_VTABLE_INHERIT,
2993 BFD_RELOC_VTABLE_ENTRY,
2994
2995 /* Intel IA64 Relocations. */
2996 BFD_RELOC_IA64_IMM14,
2997 BFD_RELOC_IA64_IMM22,
2998 BFD_RELOC_IA64_IMM64,
2999 BFD_RELOC_IA64_DIR32MSB,
3000 BFD_RELOC_IA64_DIR32LSB,
3001 BFD_RELOC_IA64_DIR64MSB,
3002 BFD_RELOC_IA64_DIR64LSB,
3003 BFD_RELOC_IA64_GPREL22,
3004 BFD_RELOC_IA64_GPREL64I,
3005 BFD_RELOC_IA64_GPREL32MSB,
3006 BFD_RELOC_IA64_GPREL32LSB,
3007 BFD_RELOC_IA64_GPREL64MSB,
3008 BFD_RELOC_IA64_GPREL64LSB,
3009 BFD_RELOC_IA64_LTOFF22,
3010 BFD_RELOC_IA64_LTOFF64I,
3011 BFD_RELOC_IA64_PLTOFF22,
3012 BFD_RELOC_IA64_PLTOFF64I,
3013 BFD_RELOC_IA64_PLTOFF64MSB,
3014 BFD_RELOC_IA64_PLTOFF64LSB,
3015 BFD_RELOC_IA64_FPTR64I,
3016 BFD_RELOC_IA64_FPTR32MSB,
3017 BFD_RELOC_IA64_FPTR32LSB,
3018 BFD_RELOC_IA64_FPTR64MSB,
3019 BFD_RELOC_IA64_FPTR64LSB,
3020 BFD_RELOC_IA64_PCREL21B,
3021 BFD_RELOC_IA64_PCREL21BI,
3022 BFD_RELOC_IA64_PCREL21M,
3023 BFD_RELOC_IA64_PCREL21F,
3024 BFD_RELOC_IA64_PCREL22,
3025 BFD_RELOC_IA64_PCREL60B,
3026 BFD_RELOC_IA64_PCREL64I,
3027 BFD_RELOC_IA64_PCREL32MSB,
3028 BFD_RELOC_IA64_PCREL32LSB,
3029 BFD_RELOC_IA64_PCREL64MSB,
3030 BFD_RELOC_IA64_PCREL64LSB,
3031 BFD_RELOC_IA64_LTOFF_FPTR22,
3032 BFD_RELOC_IA64_LTOFF_FPTR64I,
3033 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
3034 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3035 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3036 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3037 BFD_RELOC_IA64_SEGREL32MSB,
3038 BFD_RELOC_IA64_SEGREL32LSB,
3039 BFD_RELOC_IA64_SEGREL64MSB,
3040 BFD_RELOC_IA64_SEGREL64LSB,
3041 BFD_RELOC_IA64_SECREL32MSB,
3042 BFD_RELOC_IA64_SECREL32LSB,
3043 BFD_RELOC_IA64_SECREL64MSB,
3044 BFD_RELOC_IA64_SECREL64LSB,
3045 BFD_RELOC_IA64_REL32MSB,
3046 BFD_RELOC_IA64_REL32LSB,
3047 BFD_RELOC_IA64_REL64MSB,
3048 BFD_RELOC_IA64_REL64LSB,
3049 BFD_RELOC_IA64_LTV32MSB,
3050 BFD_RELOC_IA64_LTV32LSB,
3051 BFD_RELOC_IA64_LTV64MSB,
3052 BFD_RELOC_IA64_LTV64LSB,
3053 BFD_RELOC_IA64_IPLTMSB,
3054 BFD_RELOC_IA64_IPLTLSB,
3055 BFD_RELOC_IA64_COPY,
3056 BFD_RELOC_IA64_LTOFF22X,
3057 BFD_RELOC_IA64_LDXMOV,
3058 BFD_RELOC_IA64_TPREL14,
3059 BFD_RELOC_IA64_TPREL22,
3060 BFD_RELOC_IA64_TPREL64I,
3061 BFD_RELOC_IA64_TPREL64MSB,
3062 BFD_RELOC_IA64_TPREL64LSB,
3063 BFD_RELOC_IA64_LTOFF_TPREL22,
3064 BFD_RELOC_IA64_DTPMOD64MSB,
3065 BFD_RELOC_IA64_DTPMOD64LSB,
3066 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3067 BFD_RELOC_IA64_DTPREL14,
3068 BFD_RELOC_IA64_DTPREL22,
3069 BFD_RELOC_IA64_DTPREL64I,
3070 BFD_RELOC_IA64_DTPREL32MSB,
3071 BFD_RELOC_IA64_DTPREL32LSB,
3072 BFD_RELOC_IA64_DTPREL64MSB,
3073 BFD_RELOC_IA64_DTPREL64LSB,
3074 BFD_RELOC_IA64_LTOFF_DTPREL22,
3075
3076 /* Motorola 68HC11 reloc.
3077 This is the 8 bit high part of an absolute address. */
3078 BFD_RELOC_M68HC11_HI8,
3079
3080 /* Motorola 68HC11 reloc.
3081 This is the 8 bit low part of an absolute address. */
3082 BFD_RELOC_M68HC11_LO8,
3083
3084 /* Motorola 68HC11 reloc.
3085 This is the 3 bit of a value. */
3086 BFD_RELOC_M68HC11_3B,
3087
3088 /* Motorola 68HC11 reloc.
3089 This reloc marks the beginning of a jump/call instruction.
3090 It is used for linker relaxation to correctly identify beginning
3091 of instruction and change some branchs to use PC-relative
3092 addressing mode. */
3093 BFD_RELOC_M68HC11_RL_JUMP,
3094
3095 /* Motorola 68HC11 reloc.
3096 This reloc marks a group of several instructions that gcc generates
3097 and for which the linker relaxation pass can modify and/or remove
3098 some of them. */
3099 BFD_RELOC_M68HC11_RL_GROUP,
3100
3101 /* Motorola 68HC11 reloc.
3102 This is the 16-bit lower part of an address. It is used for 'call'
3103 instruction to specify the symbol address without any special
3104 transformation (due to memory bank window). */
3105 BFD_RELOC_M68HC11_LO16,
3106
3107 /* Motorola 68HC11 reloc.
3108 This is a 8-bit reloc that specifies the page number of an address.
3109 It is used by 'call' instruction to specify the page number of
3110 the symbol. */
3111 BFD_RELOC_M68HC11_PAGE,
3112
3113 /* Motorola 68HC11 reloc.
3114 This is a 24-bit reloc that represents the address with a 16-bit
3115 value and a 8-bit page number. The symbol address is transformed
3116 to follow the 16K memory bank of 68HC12 (seen as mapped in the window). */
3117 BFD_RELOC_M68HC11_24,
3118
3119 /* These relocs are only used within the CRIS assembler. They are not
3120 (at present) written to any object files. */
3121 BFD_RELOC_CRIS_BDISP8,
3122 BFD_RELOC_CRIS_UNSIGNED_5,
3123 BFD_RELOC_CRIS_SIGNED_6,
3124 BFD_RELOC_CRIS_UNSIGNED_6,
3125 BFD_RELOC_CRIS_UNSIGNED_4,
3126
3127 /* Relocs used in ELF shared libraries for CRIS. */
3128 BFD_RELOC_CRIS_COPY,
3129 BFD_RELOC_CRIS_GLOB_DAT,
3130 BFD_RELOC_CRIS_JUMP_SLOT,
3131 BFD_RELOC_CRIS_RELATIVE,
3132
3133 /* 32-bit offset to symbol-entry within GOT. */
3134 BFD_RELOC_CRIS_32_GOT,
3135
3136 /* 16-bit offset to symbol-entry within GOT. */
3137 BFD_RELOC_CRIS_16_GOT,
3138
3139 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3140 BFD_RELOC_CRIS_32_GOTPLT,
3141
3142 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3143 BFD_RELOC_CRIS_16_GOTPLT,
3144
3145 /* 32-bit offset to symbol, relative to GOT. */
3146 BFD_RELOC_CRIS_32_GOTREL,
3147
3148 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3149 BFD_RELOC_CRIS_32_PLT_GOTREL,
3150
3151 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3152 BFD_RELOC_CRIS_32_PLT_PCREL,
3153
3154 /* Intel i860 Relocations. */
3155 BFD_RELOC_860_COPY,
3156 BFD_RELOC_860_GLOB_DAT,
3157 BFD_RELOC_860_JUMP_SLOT,
3158 BFD_RELOC_860_RELATIVE,
3159 BFD_RELOC_860_PC26,
3160 BFD_RELOC_860_PLT26,
3161 BFD_RELOC_860_PC16,
3162 BFD_RELOC_860_LOW0,
3163 BFD_RELOC_860_SPLIT0,
3164 BFD_RELOC_860_LOW1,
3165 BFD_RELOC_860_SPLIT1,
3166 BFD_RELOC_860_LOW2,
3167 BFD_RELOC_860_SPLIT2,
3168 BFD_RELOC_860_LOW3,
3169 BFD_RELOC_860_LOGOT0,
3170 BFD_RELOC_860_SPGOT0,
3171 BFD_RELOC_860_LOGOT1,
3172 BFD_RELOC_860_SPGOT1,
3173 BFD_RELOC_860_LOGOTOFF0,
3174 BFD_RELOC_860_SPGOTOFF0,
3175 BFD_RELOC_860_LOGOTOFF1,
3176 BFD_RELOC_860_SPGOTOFF1,
3177 BFD_RELOC_860_LOGOTOFF2,
3178 BFD_RELOC_860_LOGOTOFF3,
3179 BFD_RELOC_860_LOPC,
3180 BFD_RELOC_860_HIGHADJ,
3181 BFD_RELOC_860_HAGOT,
3182 BFD_RELOC_860_HAGOTOFF,
3183 BFD_RELOC_860_HAPC,
3184 BFD_RELOC_860_HIGH,
3185 BFD_RELOC_860_HIGOT,
3186 BFD_RELOC_860_HIGOTOFF,
3187
3188 /* OpenRISC Relocations. */
3189 BFD_RELOC_OPENRISC_ABS_26,
3190 BFD_RELOC_OPENRISC_REL_26,
3191
3192 /* H8 elf Relocations. */
3193 BFD_RELOC_H8_DIR16A8,
3194 BFD_RELOC_H8_DIR16R8,
3195 BFD_RELOC_H8_DIR24A8,
3196 BFD_RELOC_H8_DIR24R8,
3197 BFD_RELOC_H8_DIR32A16,
3198
3199 /* Sony Xstormy16 Relocations. */
3200 BFD_RELOC_XSTORMY16_REL_12,
3201 BFD_RELOC_XSTORMY16_24,
3202 BFD_RELOC_XSTORMY16_FPTR16,
3203
3204 /* Relocations used by VAX ELF. */
3205 BFD_RELOC_VAX_GLOB_DAT,
3206 BFD_RELOC_VAX_JMP_SLOT,
3207 BFD_RELOC_VAX_RELATIVE,
3208 BFD_RELOC_UNUSED };
3209 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3210 reloc_howto_type *
3211 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3212
3213 const char *
3214 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3215
3216 /* Extracted from syms.c. */
3217
3218 typedef struct symbol_cache_entry
3219 {
3220 /* A pointer to the BFD which owns the symbol. This information
3221 is necessary so that a back end can work out what additional
3222 information (invisible to the application writer) is carried
3223 with the symbol.
3224
3225 This field is *almost* redundant, since you can use section->owner
3226 instead, except that some symbols point to the global sections
3227 bfd_{abs,com,und}_section. This could be fixed by making
3228 these globals be per-bfd (or per-target-flavor). FIXME. */
3229 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3230
3231 /* The text of the symbol. The name is left alone, and not copied; the
3232 application may not alter it. */
3233 const char *name;
3234
3235 /* The value of the symbol. This really should be a union of a
3236 numeric value with a pointer, since some flags indicate that
3237 a pointer to another symbol is stored here. */
3238 symvalue value;
3239
3240 /* Attributes of a symbol. */
3241 #define BSF_NO_FLAGS 0x00
3242
3243 /* The symbol has local scope; <<static>> in <<C>>. The value
3244 is the offset into the section of the data. */
3245 #define BSF_LOCAL 0x01
3246
3247 /* The symbol has global scope; initialized data in <<C>>. The
3248 value is the offset into the section of the data. */
3249 #define BSF_GLOBAL 0x02
3250
3251 /* The symbol has global scope and is exported. The value is
3252 the offset into the section of the data. */
3253 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3254
3255 /* A normal C symbol would be one of:
3256 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3257 <<BSF_GLOBAL>>. */
3258
3259 /* The symbol is a debugging record. The value has an arbitary
3260 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3261 #define BSF_DEBUGGING 0x08
3262
3263 /* The symbol denotes a function entry point. Used in ELF,
3264 perhaps others someday. */
3265 #define BSF_FUNCTION 0x10
3266
3267 /* Used by the linker. */
3268 #define BSF_KEEP 0x20
3269 #define BSF_KEEP_G 0x40
3270
3271 /* A weak global symbol, overridable without warnings by
3272 a regular global symbol of the same name. */
3273 #define BSF_WEAK 0x80
3274
3275 /* This symbol was created to point to a section, e.g. ELF's
3276 STT_SECTION symbols. */
3277 #define BSF_SECTION_SYM 0x100
3278
3279 /* The symbol used to be a common symbol, but now it is
3280 allocated. */
3281 #define BSF_OLD_COMMON 0x200
3282
3283 /* The default value for common data. */
3284 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3285
3286 /* In some files the type of a symbol sometimes alters its
3287 location in an output file - ie in coff a <<ISFCN>> symbol
3288 which is also <<C_EXT>> symbol appears where it was
3289 declared and not at the end of a section. This bit is set
3290 by the target BFD part to convey this information. */
3291 #define BSF_NOT_AT_END 0x400
3292
3293 /* Signal that the symbol is the label of constructor section. */
3294 #define BSF_CONSTRUCTOR 0x800
3295
3296 /* Signal that the symbol is a warning symbol. The name is a
3297 warning. The name of the next symbol is the one to warn about;
3298 if a reference is made to a symbol with the same name as the next
3299 symbol, a warning is issued by the linker. */
3300 #define BSF_WARNING 0x1000
3301
3302 /* Signal that the symbol is indirect. This symbol is an indirect
3303 pointer to the symbol with the same name as the next symbol. */
3304 #define BSF_INDIRECT 0x2000
3305
3306 /* BSF_FILE marks symbols that contain a file name. This is used
3307 for ELF STT_FILE symbols. */
3308 #define BSF_FILE 0x4000
3309
3310 /* Symbol is from dynamic linking information. */
3311 #define BSF_DYNAMIC 0x8000
3312
3313 /* The symbol denotes a data object. Used in ELF, and perhaps
3314 others someday. */
3315 #define BSF_OBJECT 0x10000
3316
3317 /* This symbol is a debugging symbol. The value is the offset
3318 into the section of the data. BSF_DEBUGGING should be set
3319 as well. */
3320 #define BSF_DEBUGGING_RELOC 0x20000
3321
3322 /* This symbol is thread local. Used in ELF. */
3323 #define BSF_THREAD_LOCAL 0x40000
3324
3325 flagword flags;
3326
3327 /* A pointer to the section to which this symbol is
3328 relative. This will always be non NULL, there are special
3329 sections for undefined and absolute symbols. */
3330 struct sec *section;
3331
3332 /* Back end special data. */
3333 union
3334 {
3335 PTR p;
3336 bfd_vma i;
3337 }
3338 udata;
3339 }
3340 asymbol;
3341
3342 #define bfd_get_symtab_upper_bound(abfd) \
3343 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3344
3345 boolean
3346 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3347
3348 boolean
3349 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3350
3351 #define bfd_is_local_label_name(abfd, name) \
3352 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3353
3354 #define bfd_canonicalize_symtab(abfd, location) \
3355 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3356 (abfd, location))
3357
3358 boolean
3359 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3360
3361 void
3362 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3363
3364 #define bfd_make_empty_symbol(abfd) \
3365 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3366
3367 asymbol *
3368 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3369
3370 #define bfd_make_debug_symbol(abfd,ptr,size) \
3371 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3372
3373 int
3374 bfd_decode_symclass PARAMS ((asymbol *symbol));
3375
3376 boolean
3377 bfd_is_undefined_symclass PARAMS ((int symclass));
3378
3379 void
3380 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3381
3382 boolean
3383 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3384
3385 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3386 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3387 (ibfd, isymbol, obfd, osymbol))
3388
3389 /* Extracted from bfd.c. */
3390 struct _bfd
3391 {
3392 /* The filename the application opened the BFD with. */
3393 const char *filename;
3394
3395 /* A pointer to the target jump table. */
3396 const struct bfd_target *xvec;
3397
3398 /* To avoid dragging too many header files into every file that
3399 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3400 and MTIME as a "long". Their correct types, to which they
3401 are cast when used, are "FILE *" and "time_t". The iostream
3402 is the result of an fopen on the filename. However, if the
3403 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3404 to a bfd_in_memory struct. */
3405 PTR iostream;
3406
3407 /* Is the file descriptor being cached? That is, can it be closed as
3408 needed, and re-opened when accessed later? */
3409 boolean cacheable;
3410
3411 /* Marks whether there was a default target specified when the
3412 BFD was opened. This is used to select which matching algorithm
3413 to use to choose the back end. */
3414 boolean target_defaulted;
3415
3416 /* The caching routines use these to maintain a
3417 least-recently-used list of BFDs. */
3418 struct _bfd *lru_prev, *lru_next;
3419
3420 /* When a file is closed by the caching routines, BFD retains
3421 state information on the file here... */
3422 ufile_ptr where;
3423
3424 /* ... and here: (``once'' means at least once). */
3425 boolean opened_once;
3426
3427 /* Set if we have a locally maintained mtime value, rather than
3428 getting it from the file each time. */
3429 boolean mtime_set;
3430
3431 /* File modified time, if mtime_set is true. */
3432 long mtime;
3433
3434 /* Reserved for an unimplemented file locking extension. */
3435 int ifd;
3436
3437 /* The format which belongs to the BFD. (object, core, etc.) */
3438 bfd_format format;
3439
3440 /* The direction with which the BFD was opened. */
3441 enum bfd_direction
3442 {
3443 no_direction = 0,
3444 read_direction = 1,
3445 write_direction = 2,
3446 both_direction = 3
3447 }
3448 direction;
3449
3450 /* Format_specific flags. */
3451 flagword flags;
3452
3453 /* Currently my_archive is tested before adding origin to
3454 anything. I believe that this can become always an add of
3455 origin, with origin set to 0 for non archive files. */
3456 ufile_ptr origin;
3457
3458 /* Remember when output has begun, to stop strange things
3459 from happening. */
3460 boolean output_has_begun;
3461
3462 /* A hash table for section names. */
3463 struct bfd_hash_table section_htab;
3464
3465 /* Pointer to linked list of sections. */
3466 struct sec *sections;
3467
3468 /* The place where we add to the section list. */
3469 struct sec **section_tail;
3470
3471 /* The number of sections. */
3472 unsigned int section_count;
3473
3474 /* Stuff only useful for object files:
3475 The start address. */
3476 bfd_vma start_address;
3477
3478 /* Used for input and output. */
3479 unsigned int symcount;
3480
3481 /* Symbol table for output BFD (with symcount entries). */
3482 struct symbol_cache_entry **outsymbols;
3483
3484 /* Used for slurped dynamic symbol tables. */
3485 unsigned int dynsymcount;
3486
3487 /* Pointer to structure which contains architecture information. */
3488 const struct bfd_arch_info *arch_info;
3489
3490 /* Stuff only useful for archives. */
3491 PTR arelt_data;
3492 struct _bfd *my_archive; /* The containing archive BFD. */
3493 struct _bfd *next; /* The next BFD in the archive. */
3494 struct _bfd *archive_head; /* The first BFD in the archive. */
3495 boolean has_armap;
3496
3497 /* A chain of BFD structures involved in a link. */
3498 struct _bfd *link_next;
3499
3500 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3501 be used only for archive elements. */
3502 int archive_pass;
3503
3504 /* Used by the back end to hold private data. */
3505 union
3506 {
3507 struct aout_data_struct *aout_data;
3508 struct artdata *aout_ar_data;
3509 struct _oasys_data *oasys_obj_data;
3510 struct _oasys_ar_data *oasys_ar_data;
3511 struct coff_tdata *coff_obj_data;
3512 struct pe_tdata *pe_obj_data;
3513 struct xcoff_tdata *xcoff_obj_data;
3514 struct ecoff_tdata *ecoff_obj_data;
3515 struct ieee_data_struct *ieee_data;
3516 struct ieee_ar_data_struct *ieee_ar_data;
3517 struct srec_data_struct *srec_data;
3518 struct ihex_data_struct *ihex_data;
3519 struct tekhex_data_struct *tekhex_data;
3520 struct elf_obj_tdata *elf_obj_data;
3521 struct nlm_obj_tdata *nlm_obj_data;
3522 struct bout_data_struct *bout_data;
3523 struct mmo_data_struct *mmo_data;
3524 struct sun_core_struct *sun_core_data;
3525 struct sco5_core_struct *sco5_core_data;
3526 struct trad_core_struct *trad_core_data;
3527 struct som_data_struct *som_data;
3528 struct hpux_core_struct *hpux_core_data;
3529 struct hppabsd_core_struct *hppabsd_core_data;
3530 struct sgi_core_struct *sgi_core_data;
3531 struct lynx_core_struct *lynx_core_data;
3532 struct osf_core_struct *osf_core_data;
3533 struct cisco_core_struct *cisco_core_data;
3534 struct versados_data_struct *versados_data;
3535 struct netbsd_core_struct *netbsd_core_data;
3536 PTR any;
3537 }
3538 tdata;
3539
3540 /* Used by the application to hold private data. */
3541 PTR usrdata;
3542
3543 /* Where all the allocated stuff under this BFD goes. This is a
3544 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3545 objalloc.h. */
3546 PTR memory;
3547 };
3548
3549 typedef enum bfd_error
3550 {
3551 bfd_error_no_error = 0,
3552 bfd_error_system_call,
3553 bfd_error_invalid_target,
3554 bfd_error_wrong_format,
3555 bfd_error_wrong_object_format,
3556 bfd_error_invalid_operation,
3557 bfd_error_no_memory,
3558 bfd_error_no_symbols,
3559 bfd_error_no_armap,
3560 bfd_error_no_more_archived_files,
3561 bfd_error_malformed_archive,
3562 bfd_error_file_not_recognized,
3563 bfd_error_file_ambiguously_recognized,
3564 bfd_error_no_contents,
3565 bfd_error_nonrepresentable_section,
3566 bfd_error_no_debug_section,
3567 bfd_error_bad_value,
3568 bfd_error_file_truncated,
3569 bfd_error_file_too_big,
3570 bfd_error_invalid_error_code
3571 }
3572 bfd_error_type;
3573
3574 bfd_error_type
3575 bfd_get_error PARAMS ((void));
3576
3577 void
3578 bfd_set_error PARAMS ((bfd_error_type error_tag));
3579
3580 const char *
3581 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3582
3583 void
3584 bfd_perror PARAMS ((const char *message));
3585
3586 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3587
3588 bfd_error_handler_type
3589 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3590
3591 void
3592 bfd_set_error_program_name PARAMS ((const char *));
3593
3594 bfd_error_handler_type
3595 bfd_get_error_handler PARAMS ((void));
3596
3597 const char *
3598 bfd_archive_filename PARAMS ((bfd *));
3599
3600 long
3601 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3602
3603 long
3604 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3605 asection *sec,
3606 arelent **loc,
3607 asymbol **syms));
3608
3609 void
3610 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3611
3612 boolean
3613 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3614
3615 int
3616 bfd_get_arch_size PARAMS ((bfd *abfd));
3617
3618 int
3619 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3620
3621 boolean
3622 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3623
3624 long
3625 bfd_get_mtime PARAMS ((bfd *abfd));
3626
3627 long
3628 bfd_get_size PARAMS ((bfd *abfd));
3629
3630 unsigned int
3631 bfd_get_gp_size PARAMS ((bfd *abfd));
3632
3633 void
3634 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3635
3636 bfd_vma
3637 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3638
3639 boolean
3640 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3641
3642 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3643 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3644 (ibfd, obfd))
3645 boolean
3646 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3647
3648 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3649 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3650 (ibfd, obfd))
3651 boolean
3652 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3653
3654 #define bfd_set_private_flags(abfd, flags) \
3655 BFD_SEND (abfd, _bfd_set_private_flags, \
3656 (abfd, flags))
3657 #define bfd_sizeof_headers(abfd, reloc) \
3658 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3659
3660 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3661 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3662
3663 /* Do these three do anything useful at all, for any back end? */
3664 #define bfd_debug_info_start(abfd) \
3665 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3666
3667 #define bfd_debug_info_end(abfd) \
3668 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3669
3670 #define bfd_debug_info_accumulate(abfd, section) \
3671 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3672
3673
3674 #define bfd_stat_arch_elt(abfd, stat) \
3675 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3676
3677 #define bfd_update_armap_timestamp(abfd) \
3678 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3679
3680 #define bfd_set_arch_mach(abfd, arch, mach)\
3681 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3682
3683 #define bfd_relax_section(abfd, section, link_info, again) \
3684 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3685
3686 #define bfd_gc_sections(abfd, link_info) \
3687 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3688
3689 #define bfd_merge_sections(abfd, link_info) \
3690 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3691
3692 #define bfd_discard_group(abfd, sec) \
3693 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
3694
3695 #define bfd_link_hash_table_create(abfd) \
3696 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3697
3698 #define bfd_link_hash_table_free(abfd, hash) \
3699 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3700
3701 #define bfd_link_add_symbols(abfd, info) \
3702 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3703
3704 #define bfd_link_just_syms(sec, info) \
3705 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3706
3707 #define bfd_final_link(abfd, info) \
3708 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3709
3710 #define bfd_free_cached_info(abfd) \
3711 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3712
3713 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3714 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3715
3716 #define bfd_print_private_bfd_data(abfd, file)\
3717 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3718
3719 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3720 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3721
3722 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3723 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3724
3725 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3726 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3727
3728 extern bfd_byte *bfd_get_relocated_section_contents
3729 PARAMS ((bfd *, struct bfd_link_info *,
3730 struct bfd_link_order *, bfd_byte *,
3731 boolean, asymbol **));
3732
3733 boolean
3734 bfd_alt_mach_code PARAMS ((bfd *abfd, int alternative));
3735
3736 /* Extracted from archive.c. */
3737 symindex
3738 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3739
3740 boolean
3741 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3742
3743 bfd *
3744 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3745
3746 /* Extracted from corefile.c. */
3747 const char *
3748 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3749
3750 int
3751 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3752
3753 boolean
3754 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3755
3756 /* Extracted from targets.c. */
3757 #define BFD_SEND(bfd, message, arglist) \
3758 ((*((bfd)->xvec->message)) arglist)
3759
3760 #ifdef DEBUG_BFD_SEND
3761 #undef BFD_SEND
3762 #define BFD_SEND(bfd, message, arglist) \
3763 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3764 ((*((bfd)->xvec->message)) arglist) : \
3765 (bfd_assert (__FILE__,__LINE__), NULL))
3766 #endif
3767 #define BFD_SEND_FMT(bfd, message, arglist) \
3768 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3769
3770 #ifdef DEBUG_BFD_SEND
3771 #undef BFD_SEND_FMT
3772 #define BFD_SEND_FMT(bfd, message, arglist) \
3773 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3774 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3775 (bfd_assert (__FILE__,__LINE__), NULL))
3776 #endif
3777
3778 enum bfd_flavour
3779 {
3780 bfd_target_unknown_flavour,
3781 bfd_target_aout_flavour,
3782 bfd_target_coff_flavour,
3783 bfd_target_ecoff_flavour,
3784 bfd_target_xcoff_flavour,
3785 bfd_target_elf_flavour,
3786 bfd_target_ieee_flavour,
3787 bfd_target_nlm_flavour,
3788 bfd_target_oasys_flavour,
3789 bfd_target_tekhex_flavour,
3790 bfd_target_srec_flavour,
3791 bfd_target_ihex_flavour,
3792 bfd_target_som_flavour,
3793 bfd_target_os9k_flavour,
3794 bfd_target_versados_flavour,
3795 bfd_target_msdos_flavour,
3796 bfd_target_ovax_flavour,
3797 bfd_target_evax_flavour,
3798 bfd_target_mmo_flavour
3799 };
3800
3801 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3802
3803 /* Forward declaration. */
3804 typedef struct bfd_link_info _bfd_link_info;
3805
3806 typedef struct bfd_target
3807 {
3808 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3809 char *name;
3810
3811 /* The "flavour" of a back end is a general indication about
3812 the contents of a file. */
3813 enum bfd_flavour flavour;
3814
3815 /* The order of bytes within the data area of a file. */
3816 enum bfd_endian byteorder;
3817
3818 /* The order of bytes within the header parts of a file. */
3819 enum bfd_endian header_byteorder;
3820
3821 /* A mask of all the flags which an executable may have set -
3822 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3823 flagword object_flags;
3824
3825 /* A mask of all the flags which a section may have set - from
3826 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3827 flagword section_flags;
3828
3829 /* The character normally found at the front of a symbol.
3830 (if any), perhaps `_'. */
3831 char symbol_leading_char;
3832
3833 /* The pad character for file names within an archive header. */
3834 char ar_pad_char;
3835
3836 /* The maximum number of characters in an archive header. */
3837 unsigned short ar_max_namelen;
3838
3839 /* Entries for byte swapping for data. These are different from the
3840 other entry points, since they don't take a BFD asthe first argument.
3841 Certain other handlers could do the same. */
3842 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3843 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3844 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3845 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3846 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3847 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3848 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3849 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3850 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3851
3852 /* Byte swapping for the headers. */
3853 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3854 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3855 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3856 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3857 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3858 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3859 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3860 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3861 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3862
3863 /* Format dependent routines: these are vectors of entry points
3864 within the target vector structure, one for each format to check. */
3865
3866 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3867 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3868
3869 /* Set the format of a file being written. */
3870 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3871
3872 /* Write cached information into a file being written, at <<bfd_close>>. */
3873 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3874
3875
3876 /* Generic entry points. */
3877 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3878 CONCAT2 (NAME,_close_and_cleanup), \
3879 CONCAT2 (NAME,_bfd_free_cached_info), \
3880 CONCAT2 (NAME,_new_section_hook), \
3881 CONCAT2 (NAME,_get_section_contents), \
3882 CONCAT2 (NAME,_get_section_contents_in_window)
3883
3884 /* Called when the BFD is being closed to do any necessary cleanup. */
3885 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3886 /* Ask the BFD to free all cached information. */
3887 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3888 /* Called when a new section is created. */
3889 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3890 /* Read the contents of a section. */
3891 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3892 file_ptr, bfd_size_type));
3893 boolean (*_bfd_get_section_contents_in_window)
3894 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3895
3896 /* Entry points to copy private data. */
3897 #define BFD_JUMP_TABLE_COPY(NAME) \
3898 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3899 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3900 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3901 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3902 CONCAT2 (NAME,_bfd_set_private_flags), \
3903 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3904 /* Called to copy BFD general private data from one object file
3905 to another. */
3906 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3907 /* Called to merge BFD general private data from one object file
3908 to a common output file when linking. */
3909 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3910 /* Called to copy BFD private section data from one object file
3911 to another. */
3912 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3913 bfd *, sec_ptr));
3914 /* Called to copy BFD private symbol data from one symbol
3915 to another. */
3916 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3917 bfd *, asymbol *));
3918 /* Called to set private backend flags. */
3919 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3920
3921 /* Called to print private BFD data. */
3922 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3923
3924 /* Core file entry points. */
3925 #define BFD_JUMP_TABLE_CORE(NAME) \
3926 CONCAT2 (NAME,_core_file_failing_command), \
3927 CONCAT2 (NAME,_core_file_failing_signal), \
3928 CONCAT2 (NAME,_core_file_matches_executable_p)
3929 char * (*_core_file_failing_command) PARAMS ((bfd *));
3930 int (*_core_file_failing_signal) PARAMS ((bfd *));
3931 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3932
3933 /* Archive entry points. */
3934 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3935 CONCAT2 (NAME,_slurp_armap), \
3936 CONCAT2 (NAME,_slurp_extended_name_table), \
3937 CONCAT2 (NAME,_construct_extended_name_table), \
3938 CONCAT2 (NAME,_truncate_arname), \
3939 CONCAT2 (NAME,_write_armap), \
3940 CONCAT2 (NAME,_read_ar_hdr), \
3941 CONCAT2 (NAME,_openr_next_archived_file), \
3942 CONCAT2 (NAME,_get_elt_at_index), \
3943 CONCAT2 (NAME,_generic_stat_arch_elt), \
3944 CONCAT2 (NAME,_update_armap_timestamp)
3945 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3946 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3947 boolean (*_bfd_construct_extended_name_table)
3948 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3949 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3950 boolean (*write_armap)
3951 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3952 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3953 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3954 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3955 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3956 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3957 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3958
3959 /* Entry points used for symbols. */
3960 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3961 CONCAT2 (NAME,_get_symtab_upper_bound), \
3962 CONCAT2 (NAME,_get_symtab), \
3963 CONCAT2 (NAME,_make_empty_symbol), \
3964 CONCAT2 (NAME,_print_symbol), \
3965 CONCAT2 (NAME,_get_symbol_info), \
3966 CONCAT2 (NAME,_bfd_is_local_label_name), \
3967 CONCAT2 (NAME,_get_lineno), \
3968 CONCAT2 (NAME,_find_nearest_line), \
3969 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3970 CONCAT2 (NAME,_read_minisymbols), \
3971 CONCAT2 (NAME,_minisymbol_to_symbol)
3972 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3973 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3974 struct symbol_cache_entry **));
3975 struct symbol_cache_entry *
3976 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3977 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3978 struct symbol_cache_entry *,
3979 bfd_print_symbol_type));
3980 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3981 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3982 struct symbol_cache_entry *,
3983 symbol_info *));
3984 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3985 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3986
3987 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3988 boolean (*_bfd_find_nearest_line)
3989 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3990 const char **, const char **, unsigned int *));
3991 /* Back-door to allow format-aware applications to create debug symbols
3992 while using BFD for everything else. Currently used by the assembler
3993 when creating COFF files. */
3994 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3995 unsigned long size));
3996 #define bfd_read_minisymbols(b, d, m, s) \
3997 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3998 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3999 unsigned int *));
4000 #define bfd_minisymbol_to_symbol(b, d, m, f) \
4001 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
4002 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
4003 asymbol *));
4004
4005 /* Routines for relocs. */
4006 #define BFD_JUMP_TABLE_RELOCS(NAME) \
4007 CONCAT2 (NAME,_get_reloc_upper_bound), \
4008 CONCAT2 (NAME,_canonicalize_reloc), \
4009 CONCAT2 (NAME,_bfd_reloc_type_lookup)
4010 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
4011 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
4012 struct symbol_cache_entry **));
4013 /* See documentation on reloc types. */
4014 reloc_howto_type *
4015 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
4016
4017 /* Routines used when writing an object file. */
4018 #define BFD_JUMP_TABLE_WRITE(NAME) \
4019 CONCAT2 (NAME,_set_arch_mach), \
4020 CONCAT2 (NAME,_set_section_contents)
4021 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
4022 unsigned long));
4023 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
4024 file_ptr, bfd_size_type));
4025
4026 /* Routines used by the linker. */
4027 #define BFD_JUMP_TABLE_LINK(NAME) \
4028 CONCAT2 (NAME,_sizeof_headers), \
4029 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
4030 CONCAT2 (NAME,_bfd_relax_section), \
4031 CONCAT2 (NAME,_bfd_link_hash_table_create), \
4032 CONCAT2 (NAME,_bfd_link_hash_table_free), \
4033 CONCAT2 (NAME,_bfd_link_add_symbols), \
4034 CONCAT2 (NAME,_bfd_link_just_syms), \
4035 CONCAT2 (NAME,_bfd_final_link), \
4036 CONCAT2 (NAME,_bfd_link_split_section), \
4037 CONCAT2 (NAME,_bfd_gc_sections), \
4038 CONCAT2 (NAME,_bfd_merge_sections), \
4039 CONCAT2 (NAME,_bfd_discard_group)
4040 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
4041 bfd_byte *(*_bfd_get_relocated_section_contents)
4042 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
4043 bfd_byte *, boolean, struct symbol_cache_entry **));
4044
4045 boolean (*_bfd_relax_section)
4046 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
4047
4048 /* Create a hash table for the linker. Different backends store
4049 different information in this table. */
4050 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
4051
4052 /* Release the memory associated with the linker hash table. */
4053 void (*_bfd_link_hash_table_free) PARAMS ((struct bfd_link_hash_table *));
4054
4055 /* Add symbols from this object file into the hash table. */
4056 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
4057
4058 /* Indicate that we are only retrieving symbol values from this section. */
4059 void (*_bfd_link_just_syms) PARAMS ((asection *, struct bfd_link_info *));
4060
4061 /* Do a link based on the link_order structures attached to each
4062 section of the BFD. */
4063 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
4064
4065 /* Should this section be split up into smaller pieces during linking. */
4066 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
4067
4068 /* Remove sections that are not referenced from the output. */
4069 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
4070
4071 /* Attempt to merge SEC_MERGE sections. */
4072 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
4073
4074 /* Discard members of a group. */
4075 boolean (*_bfd_discard_group) PARAMS ((bfd *, struct sec *));
4076
4077 /* Routines to handle dynamic symbols and relocs. */
4078 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4079 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
4080 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
4081 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
4082 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
4083 /* Get the amount of memory required to hold the dynamic symbols. */
4084 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
4085 /* Read in the dynamic symbols. */
4086 long (*_bfd_canonicalize_dynamic_symtab)
4087 PARAMS ((bfd *, struct symbol_cache_entry **));
4088 /* Get the amount of memory required to hold the dynamic relocs. */
4089 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
4090 /* Read in the dynamic relocs. */
4091 long (*_bfd_canonicalize_dynamic_reloc)
4092 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
4093
4094 /* Opposite endian version of this target. */
4095 const struct bfd_target * alternative_target;
4096
4097 /* Data for use by back-end routines, which isn't
4098 generic enough to belong in this structure. */
4099 PTR backend_data;
4100
4101 } bfd_target;
4102
4103 boolean
4104 bfd_set_default_target PARAMS ((const char *name));
4105
4106 const bfd_target *
4107 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
4108
4109 const char **
4110 bfd_target_list PARAMS ((void));
4111
4112 const bfd_target *
4113 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
4114
4115 /* Extracted from format.c. */
4116 boolean
4117 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
4118
4119 boolean
4120 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
4121
4122 boolean
4123 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
4124
4125 const char *
4126 bfd_format_string PARAMS ((bfd_format format));
4127
4128 /* Extracted from linker.c. */
4129 boolean
4130 bfd_link_split_section PARAMS ((bfd *abfd, asection *sec));
4131
4132 #define bfd_link_split_section(abfd, sec) \
4133 BFD_SEND (abfd, _bfd_link_split_section, (abfd, sec))
4134
4135 /* Extracted from simple.c. */
4136 bfd_byte *
4137 bfd_simple_get_relocated_section_contents PARAMS ((bfd *abfd, asection *sec, bfd_byte *outbuf));
4138
4139 #ifdef __cplusplus
4140 }
4141 #endif
4142 #endif
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