Merge from gcc:
[binutils.git] / bfd / bfd-in2.h
blob4be38cf7a3ec80f036e8d78474513c944d9f8210
1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c",
3 "bfdio.c", "bfdwin.c", "section.c", "archures.c", "reloc.c",
4 "syms.c", "bfd.c", "archive.c", "corefile.c", "targets.c", "format.c",
5 "linker.c" and "simple.c".
6 Run "make headers" in your build bfd/ to regenerate. */
8 /* Main header file for the bfd library -- portable access to object files.
10 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
11 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
13 Contributed by Cygnus Support.
15 This file is part of BFD, the Binary File Descriptor library.
17 This program is free software; you can redistribute it and/or modify
18 it under the terms of the GNU General Public License as published by
19 the Free Software Foundation; either version 2 of the License, or
20 (at your option) any later version.
22 This program is distributed in the hope that it will be useful,
23 but WITHOUT ANY WARRANTY; without even the implied warranty of
24 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 GNU General Public License for more details.
27 You should have received a copy of the GNU General Public License
28 along with this program; if not, write to the Free Software
29 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
31 #ifndef __BFD_H_SEEN__
32 #define __BFD_H_SEEN__
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
38 #include "ansidecl.h"
39 #include "symcat.h"
40 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
41 #ifndef SABER
42 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
43 The problem is, "32_" is not a valid preprocessing token, and we don't
44 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
45 cause the inner CONCAT2 macros to be evaluated first, producing
46 still-valid pp-tokens. Then the final concatenation can be done. */
47 #undef CONCAT4
48 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
49 #endif
50 #endif
52 /* The word size used by BFD on the host. This may be 64 with a 32
53 bit target if the host is 64 bit, or if other 64 bit targets have
54 been selected with --enable-targets, or if --enable-64-bit-bfd. */
55 #define BFD_ARCH_SIZE @wordsize@
57 /* The word size of the default bfd target. */
58 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
60 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
61 #define BFD_HOST_LONG_LONG @BFD_HOST_LONG_LONG@
62 #if @BFD_HOST_64_BIT_DEFINED@
63 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
64 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
65 typedef BFD_HOST_64_BIT bfd_int64_t;
66 typedef BFD_HOST_U_64_BIT bfd_uint64_t;
67 #endif
69 #if BFD_ARCH_SIZE >= 64
70 #define BFD64
71 #endif
73 #ifndef INLINE
74 #if __GNUC__ >= 2
75 #define INLINE __inline__
76 #else
77 #define INLINE
78 #endif
79 #endif
81 /* Forward declaration. */
82 typedef struct bfd bfd;
84 /* Boolean type used in bfd. Too many systems define their own
85 versions of "boolean" for us to safely typedef a "boolean" of
86 our own. Using an enum for "bfd_boolean" has its own set of
87 problems, with strange looking casts required to avoid warnings
88 on some older compilers. Thus we just use an int.
90 General rule: Functions which are bfd_boolean return TRUE on
91 success and FALSE on failure (unless they're a predicate). */
93 typedef int bfd_boolean;
94 #undef FALSE
95 #undef TRUE
96 #define FALSE 0
97 #define TRUE 1
99 #if 0
100 /* Poison. */
101 #undef false
102 #undef true
103 #define false dont_use_false_in_bfd
104 #define true dont_use_true_in_bfd
105 #endif
107 #ifdef BFD64
109 #ifndef BFD_HOST_64_BIT
110 #error No 64 bit integer type available
111 #endif /* ! defined (BFD_HOST_64_BIT) */
113 typedef BFD_HOST_U_64_BIT bfd_vma;
114 typedef BFD_HOST_64_BIT bfd_signed_vma;
115 typedef BFD_HOST_U_64_BIT bfd_size_type;
116 typedef BFD_HOST_U_64_BIT symvalue;
118 #ifndef fprintf_vma
119 #if BFD_HOST_64BIT_LONG
120 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
121 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
122 #else
123 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
124 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
125 #define fprintf_vma(s,x) \
126 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
127 #define sprintf_vma(s,x) \
128 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
129 #endif
130 #endif
132 #else /* not BFD64 */
134 /* Represent a target address. Also used as a generic unsigned type
135 which is guaranteed to be big enough to hold any arithmetic types
136 we need to deal with. */
137 typedef unsigned long bfd_vma;
139 /* A generic signed type which is guaranteed to be big enough to hold any
140 arithmetic types we need to deal with. Can be assumed to be compatible
141 with bfd_vma in the same way that signed and unsigned ints are compatible
142 (as parameters, in assignment, etc). */
143 typedef long bfd_signed_vma;
145 typedef unsigned long symvalue;
146 typedef unsigned long bfd_size_type;
148 /* Print a bfd_vma x on stream s. */
149 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
150 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
152 #endif /* not BFD64 */
154 #ifndef BFD_HOST_64_BIT
155 /* Fall back on a 32 bit type. The idea is to make these types always
156 available for function return types, but in the case that
157 BFD_HOST_64_BIT is undefined such a function should abort or
158 otherwise signal an error. */
159 typedef bfd_signed_vma bfd_int64_t;
160 typedef bfd_vma bfd_uint64_t;
161 #endif
163 /* An offset into a file. BFD always uses the largest possible offset
164 based on the build time availability of fseek, fseeko, or fseeko64. */
165 typedef @bfd_file_ptr@ file_ptr;
166 typedef unsigned @bfd_file_ptr@ ufile_ptr;
168 extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
169 extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
171 #define printf_vma(x) fprintf_vma(stdout,x)
172 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
174 typedef unsigned int flagword; /* 32 bits of flags */
175 typedef unsigned char bfd_byte;
177 /* File formats. */
179 typedef enum bfd_format
181 bfd_unknown = 0, /* File format is unknown. */
182 bfd_object, /* Linker/assembler/compiler output. */
183 bfd_archive, /* Object archive file. */
184 bfd_core, /* Core dump. */
185 bfd_type_end /* Marks the end; don't use it! */
187 bfd_format;
189 /* Values that may appear in the flags field of a BFD. These also
190 appear in the object_flags field of the bfd_target structure, where
191 they indicate the set of flags used by that backend (not all flags
192 are meaningful for all object file formats) (FIXME: at the moment,
193 the object_flags values have mostly just been copied from backend
194 to another, and are not necessarily correct). */
196 /* No flags. */
197 #define BFD_NO_FLAGS 0x00
199 /* BFD contains relocation entries. */
200 #define HAS_RELOC 0x01
202 /* BFD is directly executable. */
203 #define EXEC_P 0x02
205 /* BFD has line number information (basically used for F_LNNO in a
206 COFF header). */
207 #define HAS_LINENO 0x04
209 /* BFD has debugging information. */
210 #define HAS_DEBUG 0x08
212 /* BFD has symbols. */
213 #define HAS_SYMS 0x10
215 /* BFD has local symbols (basically used for F_LSYMS in a COFF
216 header). */
217 #define HAS_LOCALS 0x20
219 /* BFD is a dynamic object. */
220 #define DYNAMIC 0x40
222 /* Text section is write protected (if D_PAGED is not set, this is
223 like an a.out NMAGIC file) (the linker sets this by default, but
224 clears it for -r or -N). */
225 #define WP_TEXT 0x80
227 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
228 linker sets this by default, but clears it for -r or -n or -N). */
229 #define D_PAGED 0x100
231 /* BFD is relaxable (this means that bfd_relax_section may be able to
232 do something) (sometimes bfd_relax_section can do something even if
233 this is not set). */
234 #define BFD_IS_RELAXABLE 0x200
236 /* This may be set before writing out a BFD to request using a
237 traditional format. For example, this is used to request that when
238 writing out an a.out object the symbols not be hashed to eliminate
239 duplicates. */
240 #define BFD_TRADITIONAL_FORMAT 0x400
242 /* This flag indicates that the BFD contents are actually cached in
243 memory. If this is set, iostream points to a bfd_in_memory struct. */
244 #define BFD_IN_MEMORY 0x800
246 /* The sections in this BFD specify a memory page. */
247 #define HAS_LOAD_PAGE 0x1000
249 /* Symbols and relocation. */
251 /* A count of carsyms (canonical archive symbols). */
252 typedef unsigned long symindex;
254 /* How to perform a relocation. */
255 typedef const struct reloc_howto_struct reloc_howto_type;
257 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
259 /* General purpose part of a symbol X;
260 target specific parts are in libcoff.h, libaout.h, etc. */
262 #define bfd_get_section(x) ((x)->section)
263 #define bfd_get_output_section(x) ((x)->section->output_section)
264 #define bfd_set_section(x,y) ((x)->section) = (y)
265 #define bfd_asymbol_base(x) ((x)->section->vma)
266 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
267 #define bfd_asymbol_name(x) ((x)->name)
268 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
269 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
270 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
272 /* A canonical archive symbol. */
273 /* This is a type pun with struct ranlib on purpose! */
274 typedef struct carsym
276 char *name;
277 file_ptr file_offset; /* Look here to find the file. */
279 carsym; /* To make these you call a carsymogen. */
281 /* Used in generating armaps (archive tables of contents).
282 Perhaps just a forward definition would do? */
283 struct orl /* Output ranlib. */
285 char **name; /* Symbol name. */
286 union
288 file_ptr pos;
289 bfd *abfd;
290 } u; /* bfd* or file position. */
291 int namidx; /* Index into string table. */
294 /* Linenumber stuff. */
295 typedef struct lineno_cache_entry
297 unsigned int line_number; /* Linenumber from start of function. */
298 union
300 struct bfd_symbol *sym; /* Function name. */
301 bfd_vma offset; /* Offset into section. */
302 } u;
304 alent;
306 /* Object and core file sections. */
308 #define align_power(addr, align) \
309 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
311 typedef struct bfd_section *sec_ptr;
313 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
314 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
315 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
316 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
317 #define bfd_section_name(bfd, ptr) ((ptr)->name)
318 #define bfd_section_size(bfd, ptr) ((ptr)->size)
319 #define bfd_get_section_size(ptr) ((ptr)->size)
320 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
321 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
322 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
323 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
324 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
326 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
328 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
329 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
330 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
331 /* Find the address one past the end of SEC. */
332 #define bfd_get_section_limit(bfd, sec) \
333 (((sec)->rawsize ? (sec)->rawsize : (sec)->size) \
334 / bfd_octets_per_byte (bfd))
336 typedef struct stat stat_type;
338 typedef enum bfd_print_symbol
340 bfd_print_symbol_name,
341 bfd_print_symbol_more,
342 bfd_print_symbol_all
343 } bfd_print_symbol_type;
345 /* Information about a symbol that nm needs. */
347 typedef struct _symbol_info
349 symvalue value;
350 char type;
351 const char *name; /* Symbol name. */
352 unsigned char stab_type; /* Stab type. */
353 char stab_other; /* Stab other. */
354 short stab_desc; /* Stab desc. */
355 const char *stab_name; /* String for stab type. */
356 } symbol_info;
358 /* Get the name of a stabs type code. */
360 extern const char *bfd_get_stab_name (int);
362 /* Hash table routines. There is no way to free up a hash table. */
364 /* An element in the hash table. Most uses will actually use a larger
365 structure, and an instance of this will be the first field. */
367 struct bfd_hash_entry
369 /* Next entry for this hash code. */
370 struct bfd_hash_entry *next;
371 /* String being hashed. */
372 const char *string;
373 /* Hash code. This is the full hash code, not the index into the
374 table. */
375 unsigned long hash;
378 /* A hash table. */
380 struct bfd_hash_table
382 /* The hash array. */
383 struct bfd_hash_entry **table;
384 /* The number of slots in the hash table. */
385 unsigned int size;
386 /* A function used to create new elements in the hash table. The
387 first entry is itself a pointer to an element. When this
388 function is first invoked, this pointer will be NULL. However,
389 having the pointer permits a hierarchy of method functions to be
390 built each of which calls the function in the superclass. Thus
391 each function should be written to allocate a new block of memory
392 only if the argument is NULL. */
393 struct bfd_hash_entry *(*newfunc)
394 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
395 /* An objalloc for this hash table. This is a struct objalloc *,
396 but we use void * to avoid requiring the inclusion of objalloc.h. */
397 void *memory;
400 /* Initialize a hash table. */
401 extern bfd_boolean bfd_hash_table_init
402 (struct bfd_hash_table *,
403 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
404 struct bfd_hash_table *,
405 const char *));
407 /* Initialize a hash table specifying a size. */
408 extern bfd_boolean bfd_hash_table_init_n
409 (struct bfd_hash_table *,
410 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
411 struct bfd_hash_table *,
412 const char *),
413 unsigned int size);
415 /* Free up a hash table. */
416 extern void bfd_hash_table_free
417 (struct bfd_hash_table *);
419 /* Look up a string in a hash table. If CREATE is TRUE, a new entry
420 will be created for this string if one does not already exist. The
421 COPY argument must be TRUE if this routine should copy the string
422 into newly allocated memory when adding an entry. */
423 extern struct bfd_hash_entry *bfd_hash_lookup
424 (struct bfd_hash_table *, const char *, bfd_boolean create,
425 bfd_boolean copy);
427 /* Replace an entry in a hash table. */
428 extern void bfd_hash_replace
429 (struct bfd_hash_table *, struct bfd_hash_entry *old,
430 struct bfd_hash_entry *nw);
432 /* Base method for creating a hash table entry. */
433 extern struct bfd_hash_entry *bfd_hash_newfunc
434 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
436 /* Grab some space for a hash table entry. */
437 extern void *bfd_hash_allocate
438 (struct bfd_hash_table *, unsigned int);
440 /* Traverse a hash table in a random order, calling a function on each
441 element. If the function returns FALSE, the traversal stops. The
442 INFO argument is passed to the function. */
443 extern void bfd_hash_traverse
444 (struct bfd_hash_table *,
445 bfd_boolean (*) (struct bfd_hash_entry *, void *),
446 void *info);
448 /* Allows the default size of a hash table to be configured. New hash
449 tables allocated using bfd_hash_table_init will be created with
450 this size. */
451 extern void bfd_hash_set_default_size (bfd_size_type);
453 /* This structure is used to keep track of stabs in sections
454 information while linking. */
456 struct stab_info
458 /* A hash table used to hold stabs strings. */
459 struct bfd_strtab_hash *strings;
460 /* The header file hash table. */
461 struct bfd_hash_table includes;
462 /* The first .stabstr section. */
463 struct bfd_section *stabstr;
466 #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
468 /* User program access to BFD facilities. */
470 /* Direct I/O routines, for programs which know more about the object
471 file than BFD does. Use higher level routines if possible. */
473 extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *);
474 extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *);
475 extern int bfd_seek (bfd *, file_ptr, int);
476 extern file_ptr bfd_tell (bfd *);
477 extern int bfd_flush (bfd *);
478 extern int bfd_stat (bfd *, struct stat *);
480 /* Deprecated old routines. */
481 #if __GNUC__
482 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
483 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
484 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
485 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
486 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
487 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
488 #else
489 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
490 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
491 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
492 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
493 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
494 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
495 #endif
496 extern void warn_deprecated (const char *, const char *, int, const char *);
498 /* Cast from const char * to char * so that caller can assign to
499 a char * without a warning. */
500 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
501 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
502 #define bfd_get_format(abfd) ((abfd)->format)
503 #define bfd_get_target(abfd) ((abfd)->xvec->name)
504 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
505 #define bfd_family_coff(abfd) \
506 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
507 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
508 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
509 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
510 #define bfd_header_big_endian(abfd) \
511 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
512 #define bfd_header_little_endian(abfd) \
513 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
514 #define bfd_get_file_flags(abfd) ((abfd)->flags)
515 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
516 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
517 #define bfd_my_archive(abfd) ((abfd)->my_archive)
518 #define bfd_has_map(abfd) ((abfd)->has_armap)
520 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
521 #define bfd_usrdata(abfd) ((abfd)->usrdata)
523 #define bfd_get_start_address(abfd) ((abfd)->start_address)
524 #define bfd_get_symcount(abfd) ((abfd)->symcount)
525 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
526 #define bfd_count_sections(abfd) ((abfd)->section_count)
528 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
530 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
532 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
534 extern bfd_boolean bfd_cache_close
535 (bfd *abfd);
536 /* NB: This declaration should match the autogenerated one in libbfd.h. */
538 extern bfd_boolean bfd_cache_close_all (void);
540 extern bfd_boolean bfd_record_phdr
541 (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
542 bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **);
544 /* Byte swapping routines. */
546 bfd_uint64_t bfd_getb64 (const void *);
547 bfd_uint64_t bfd_getl64 (const void *);
548 bfd_int64_t bfd_getb_signed_64 (const void *);
549 bfd_int64_t bfd_getl_signed_64 (const void *);
550 bfd_vma bfd_getb32 (const void *);
551 bfd_vma bfd_getl32 (const void *);
552 bfd_signed_vma bfd_getb_signed_32 (const void *);
553 bfd_signed_vma bfd_getl_signed_32 (const void *);
554 bfd_vma bfd_getb16 (const void *);
555 bfd_vma bfd_getl16 (const void *);
556 bfd_signed_vma bfd_getb_signed_16 (const void *);
557 bfd_signed_vma bfd_getl_signed_16 (const void *);
558 void bfd_putb64 (bfd_uint64_t, void *);
559 void bfd_putl64 (bfd_uint64_t, void *);
560 void bfd_putb32 (bfd_vma, void *);
561 void bfd_putl32 (bfd_vma, void *);
562 void bfd_putb16 (bfd_vma, void *);
563 void bfd_putl16 (bfd_vma, void *);
565 /* Byte swapping routines which take size and endiannes as arguments. */
567 bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
568 void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
570 extern bfd_boolean bfd_section_already_linked_table_init (void);
571 extern void bfd_section_already_linked_table_free (void);
573 /* Externally visible ECOFF routines. */
575 #if defined(__STDC__) || defined(ALMOST_STDC)
576 struct ecoff_debug_info;
577 struct ecoff_debug_swap;
578 struct ecoff_extr;
579 struct bfd_symbol;
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
585 (bfd * abfd);
586 extern bfd_boolean bfd_ecoff_set_gp_value
587 (bfd *abfd, bfd_vma gp_value);
588 extern bfd_boolean bfd_ecoff_set_regmasks
589 (bfd *abfd, unsigned long gprmask, unsigned long fprmask,
590 unsigned long *cprmask);
591 extern void *bfd_ecoff_debug_init
592 (bfd *output_bfd, struct ecoff_debug_info *output_debug,
593 const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
594 extern void bfd_ecoff_debug_free
595 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
596 const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
597 extern bfd_boolean bfd_ecoff_debug_accumulate
598 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
599 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
600 struct ecoff_debug_info *input_debug,
601 const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
602 extern bfd_boolean bfd_ecoff_debug_accumulate_other
603 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
604 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
605 struct bfd_link_info *);
606 extern bfd_boolean bfd_ecoff_debug_externals
607 (bfd *abfd, struct ecoff_debug_info *debug,
608 const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
609 bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
610 void (*set_index) (struct bfd_symbol *, bfd_size_type));
611 extern bfd_boolean bfd_ecoff_debug_one_external
612 (bfd *abfd, struct ecoff_debug_info *debug,
613 const struct ecoff_debug_swap *swap, const char *name,
614 struct ecoff_extr *esym);
615 extern bfd_size_type bfd_ecoff_debug_size
616 (bfd *abfd, struct ecoff_debug_info *debug,
617 const struct ecoff_debug_swap *swap);
618 extern bfd_boolean bfd_ecoff_write_debug
619 (bfd *abfd, struct ecoff_debug_info *debug,
620 const struct ecoff_debug_swap *swap, file_ptr where);
621 extern bfd_boolean bfd_ecoff_write_accumulated_debug
622 (void *handle, bfd *abfd, struct ecoff_debug_info *debug,
623 const struct ecoff_debug_swap *swap,
624 struct bfd_link_info *info, file_ptr where);
626 /* Externally visible ELF routines. */
628 struct bfd_link_needed_list
630 struct bfd_link_needed_list *next;
631 bfd *by;
632 const char *name;
635 enum dynamic_lib_link_class {
636 DYN_NORMAL = 0,
637 DYN_AS_NEEDED = 1,
638 DYN_DT_NEEDED = 2,
639 DYN_NO_ADD_NEEDED = 4,
640 DYN_NO_NEEDED = 8
643 extern bfd_boolean bfd_elf_record_link_assignment
644 (bfd *, struct bfd_link_info *, const char *, bfd_boolean);
645 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
646 (bfd *, struct bfd_link_info *);
647 extern bfd_boolean bfd_elf_get_bfd_needed_list
648 (bfd *, struct bfd_link_needed_list **);
649 extern bfd_boolean bfd_elf_size_dynamic_sections
650 (bfd *, const char *, const char *, const char *, const char * const *,
651 struct bfd_link_info *, struct bfd_section **, struct bfd_elf_version_tree *);
652 extern void bfd_elf_set_dt_needed_name
653 (bfd *, const char *);
654 extern const char *bfd_elf_get_dt_soname
655 (bfd *);
656 extern void bfd_elf_set_dyn_lib_class
657 (bfd *, int);
658 extern int bfd_elf_get_dyn_lib_class
659 (bfd *);
660 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
661 (bfd *, struct bfd_link_info *);
662 extern bfd_boolean bfd_elf_discard_info
663 (bfd *, struct bfd_link_info *);
665 /* Return an upper bound on the number of bytes required to store a
666 copy of ABFD's program header table entries. Return -1 if an error
667 occurs; bfd_get_error will return an appropriate code. */
668 extern long bfd_get_elf_phdr_upper_bound
669 (bfd *abfd);
671 /* Copy ABFD's program header table entries to *PHDRS. The entries
672 will be stored as an array of Elf_Internal_Phdr structures, as
673 defined in include/elf/internal.h. To find out how large the
674 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
676 Return the number of program header table entries read, or -1 if an
677 error occurs; bfd_get_error will return an appropriate code. */
678 extern int bfd_get_elf_phdrs
679 (bfd *abfd, void *phdrs);
681 /* Create a new BFD as if by bfd_openr. Rather than opening a file,
682 reconstruct an ELF file by reading the segments out of remote memory
683 based on the ELF file header at EHDR_VMA and the ELF program headers it
684 points to. If not null, *LOADBASEP is filled in with the difference
685 between the VMAs from which the segments were read, and the VMAs the
686 file headers (and hence BFD's idea of each section's VMA) put them at.
688 The function TARGET_READ_MEMORY is called to copy LEN bytes from the
689 remote memory at target address VMA into the local buffer at MYADDR; it
690 should return zero on success or an `errno' code on failure. TEMPL must
691 be a BFD for an ELF target with the word size and byte order found in
692 the remote memory. */
693 extern bfd *bfd_elf_bfd_from_remote_memory
694 (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
695 int (*target_read_memory) (bfd_vma vma, char *myaddr, int len));
697 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
698 extern int bfd_get_arch_size
699 (bfd *);
701 /* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
702 extern int bfd_get_sign_extend_vma
703 (bfd *);
705 extern struct bfd_section *_bfd_elf_tls_setup
706 (bfd *, struct bfd_link_info *);
708 extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
709 (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
711 /* SunOS shared library support routines for the linker. */
713 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
714 (bfd *, struct bfd_link_info *);
715 extern bfd_boolean bfd_sunos_record_link_assignment
716 (bfd *, struct bfd_link_info *, const char *);
717 extern bfd_boolean bfd_sunos_size_dynamic_sections
718 (bfd *, struct bfd_link_info *, struct bfd_section **, struct bfd_section **, struct bfd_section **);
720 /* Linux shared library support routines for the linker. */
722 extern bfd_boolean bfd_i386linux_size_dynamic_sections
723 (bfd *, struct bfd_link_info *);
724 extern bfd_boolean bfd_m68klinux_size_dynamic_sections
725 (bfd *, struct bfd_link_info *);
726 extern bfd_boolean bfd_sparclinux_size_dynamic_sections
727 (bfd *, struct bfd_link_info *);
729 /* mmap hacks */
731 struct _bfd_window_internal;
732 typedef struct _bfd_window_internal bfd_window_internal;
734 typedef struct _bfd_window
736 /* What the user asked for. */
737 void *data;
738 bfd_size_type size;
739 /* The actual window used by BFD. Small user-requested read-only
740 regions sharing a page may share a single window into the object
741 file. Read-write versions shouldn't until I've fixed things to
742 keep track of which portions have been claimed by the
743 application; don't want to give the same region back when the
744 application wants two writable copies! */
745 struct _bfd_window_internal *i;
747 bfd_window;
749 extern void bfd_init_window
750 (bfd_window *);
751 extern void bfd_free_window
752 (bfd_window *);
753 extern bfd_boolean bfd_get_file_window
754 (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
756 /* XCOFF support routines for the linker. */
758 extern bfd_boolean bfd_xcoff_link_record_set
759 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
760 extern bfd_boolean bfd_xcoff_import_symbol
761 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
762 const char *, const char *, const char *, unsigned int);
763 extern bfd_boolean bfd_xcoff_export_symbol
764 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
765 extern bfd_boolean bfd_xcoff_link_count_reloc
766 (bfd *, struct bfd_link_info *, const char *);
767 extern bfd_boolean bfd_xcoff_record_link_assignment
768 (bfd *, struct bfd_link_info *, const char *);
769 extern bfd_boolean bfd_xcoff_size_dynamic_sections
770 (bfd *, struct bfd_link_info *, const char *, const char *,
771 unsigned long, unsigned long, unsigned long, bfd_boolean,
772 int, bfd_boolean, bfd_boolean, struct bfd_section **, bfd_boolean);
773 extern bfd_boolean bfd_xcoff_link_generate_rtinit
774 (bfd *, const char *, const char *, bfd_boolean);
776 /* XCOFF support routines for ar. */
777 extern bfd_boolean bfd_xcoff_ar_archive_set_magic
778 (bfd *, char *);
780 /* Externally visible COFF routines. */
782 #if defined(__STDC__) || defined(ALMOST_STDC)
783 struct internal_syment;
784 union internal_auxent;
785 #endif
787 extern bfd_boolean bfd_coff_get_syment
788 (bfd *, struct bfd_symbol *, struct internal_syment *);
790 extern bfd_boolean bfd_coff_get_auxent
791 (bfd *, struct bfd_symbol *, int, union internal_auxent *);
793 extern bfd_boolean bfd_coff_set_symbol_class
794 (bfd *, struct bfd_symbol *, unsigned int);
796 extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
797 (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
799 /* ARM Interworking support. Called from linker. */
800 extern bfd_boolean bfd_arm_allocate_interworking_sections
801 (struct bfd_link_info *);
803 extern bfd_boolean bfd_arm_process_before_allocation
804 (bfd *, struct bfd_link_info *, int);
806 extern bfd_boolean bfd_arm_get_bfd_for_interworking
807 (bfd *, struct bfd_link_info *);
809 /* PE ARM Interworking support. Called from linker. */
810 extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
811 (struct bfd_link_info *);
813 extern bfd_boolean bfd_arm_pe_process_before_allocation
814 (bfd *, struct bfd_link_info *, int);
816 extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
817 (bfd *, struct bfd_link_info *);
819 /* ELF ARM Interworking support. Called from linker. */
820 extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
821 (struct bfd_link_info *);
823 extern bfd_boolean bfd_elf32_arm_process_before_allocation
824 (bfd *, struct bfd_link_info *, int, int);
826 void bfd_elf32_arm_set_target_relocs
827 (struct bfd_link_info *, int, char *);
829 extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
830 (bfd *, struct bfd_link_info *);
832 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
833 (bfd *, struct bfd_link_info *);
835 /* ARM Note section processing. */
836 extern bfd_boolean bfd_arm_merge_machines
837 (bfd *, bfd *);
839 extern bfd_boolean bfd_arm_update_notes
840 (bfd *, const char *);
842 extern unsigned int bfd_arm_get_mach_from_notes
843 (bfd *, const char *);
845 /* TI COFF load page support. */
846 extern void bfd_ticoff_set_section_load_page
847 (struct bfd_section *, int);
849 extern int bfd_ticoff_get_section_load_page
850 (struct bfd_section *);
852 /* H8/300 functions. */
853 extern bfd_vma bfd_h8300_pad_address
854 (bfd *, bfd_vma);
856 /* IA64 Itanium code generation. Called from linker. */
857 extern void bfd_elf32_ia64_after_parse
858 (int);
860 extern void bfd_elf64_ia64_after_parse
861 (int);
863 /* This structure is used for a comdat section, as in PE. A comdat
864 section is associated with a particular symbol. When the linker
865 sees a comdat section, it keeps only one of the sections with a
866 given name and associated with a given symbol. */
868 struct coff_comdat_info
870 /* The name of the symbol associated with a comdat section. */
871 const char *name;
873 /* The local symbol table index of the symbol associated with a
874 comdat section. This is only meaningful to the object file format
875 specific code; it is not an index into the list returned by
876 bfd_canonicalize_symtab. */
877 long symbol;
880 extern struct coff_comdat_info *bfd_coff_get_comdat_section
881 (bfd *, struct bfd_section *);
883 /* Extracted from init.c. */
884 void bfd_init (void);
886 /* Extracted from opncls.c. */
887 bfd *bfd_openr (const char *filename, const char *target);
889 bfd *bfd_fdopenr (const char *filename, const char *target, int fd);
891 bfd *bfd_openstreamr (const char *, const char *, void *);
893 bfd *bfd_openr_iovec (const char *filename, const char *target,
894 void *(*open) (struct bfd *nbfd,
895 void *open_closure),
896 void *open_closure,
897 file_ptr (*pread) (struct bfd *nbfd,
898 void *stream,
899 void *buf,
900 file_ptr nbytes,
901 file_ptr offset),
902 int (*close) (struct bfd *nbfd,
903 void *stream));
905 bfd *bfd_openw (const char *filename, const char *target);
907 bfd_boolean bfd_close (bfd *abfd);
909 bfd_boolean bfd_close_all_done (bfd *);
911 bfd *bfd_create (const char *filename, bfd *templ);
913 bfd_boolean bfd_make_writable (bfd *abfd);
915 bfd_boolean bfd_make_readable (bfd *abfd);
917 unsigned long bfd_calc_gnu_debuglink_crc32
918 (unsigned long crc, const unsigned char *buf, bfd_size_type len);
920 char *bfd_follow_gnu_debuglink (bfd *abfd, const char *dir);
922 struct bfd_section *bfd_create_gnu_debuglink_section
923 (bfd *abfd, const char *filename);
925 bfd_boolean bfd_fill_in_gnu_debuglink_section
926 (bfd *abfd, struct bfd_section *sect, const char *filename);
928 /* Extracted from libbfd.c. */
930 /* Byte swapping macros for user section data. */
932 #define bfd_put_8(abfd, val, ptr) \
933 ((void) (*((unsigned char *) (ptr)) = (val) & 0xff))
934 #define bfd_put_signed_8 \
935 bfd_put_8
936 #define bfd_get_8(abfd, ptr) \
937 (*(unsigned char *) (ptr) & 0xff)
938 #define bfd_get_signed_8(abfd, ptr) \
939 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
941 #define bfd_put_16(abfd, val, ptr) \
942 BFD_SEND (abfd, bfd_putx16, ((val),(ptr)))
943 #define bfd_put_signed_16 \
944 bfd_put_16
945 #define bfd_get_16(abfd, ptr) \
946 BFD_SEND (abfd, bfd_getx16, (ptr))
947 #define bfd_get_signed_16(abfd, ptr) \
948 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
950 #define bfd_put_32(abfd, val, ptr) \
951 BFD_SEND (abfd, bfd_putx32, ((val),(ptr)))
952 #define bfd_put_signed_32 \
953 bfd_put_32
954 #define bfd_get_32(abfd, ptr) \
955 BFD_SEND (abfd, bfd_getx32, (ptr))
956 #define bfd_get_signed_32(abfd, ptr) \
957 BFD_SEND (abfd, bfd_getx_signed_32, (ptr))
959 #define bfd_put_64(abfd, val, ptr) \
960 BFD_SEND (abfd, bfd_putx64, ((val), (ptr)))
961 #define bfd_put_signed_64 \
962 bfd_put_64
963 #define bfd_get_64(abfd, ptr) \
964 BFD_SEND (abfd, bfd_getx64, (ptr))
965 #define bfd_get_signed_64(abfd, ptr) \
966 BFD_SEND (abfd, bfd_getx_signed_64, (ptr))
968 #define bfd_get(bits, abfd, ptr) \
969 ((bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
970 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
971 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
972 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
973 : (abort (), (bfd_vma) - 1))
975 #define bfd_put(bits, abfd, val, ptr) \
976 ((bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
977 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
978 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
979 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
980 : (abort (), (void) 0))
983 /* Byte swapping macros for file header data. */
985 #define bfd_h_put_8(abfd, val, ptr) \
986 bfd_put_8 (abfd, val, ptr)
987 #define bfd_h_put_signed_8(abfd, val, ptr) \
988 bfd_put_8 (abfd, val, ptr)
989 #define bfd_h_get_8(abfd, ptr) \
990 bfd_get_8 (abfd, ptr)
991 #define bfd_h_get_signed_8(abfd, ptr) \
992 bfd_get_signed_8 (abfd, ptr)
994 #define bfd_h_put_16(abfd, val, ptr) \
995 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
996 #define bfd_h_put_signed_16 \
997 bfd_h_put_16
998 #define bfd_h_get_16(abfd, ptr) \
999 BFD_SEND (abfd, bfd_h_getx16, (ptr))
1000 #define bfd_h_get_signed_16(abfd, ptr) \
1001 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
1003 #define bfd_h_put_32(abfd, val, ptr) \
1004 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
1005 #define bfd_h_put_signed_32 \
1006 bfd_h_put_32
1007 #define bfd_h_get_32(abfd, ptr) \
1008 BFD_SEND (abfd, bfd_h_getx32, (ptr))
1009 #define bfd_h_get_signed_32(abfd, ptr) \
1010 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
1012 #define bfd_h_put_64(abfd, val, ptr) \
1013 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
1014 #define bfd_h_put_signed_64 \
1015 bfd_h_put_64
1016 #define bfd_h_get_64(abfd, ptr) \
1017 BFD_SEND (abfd, bfd_h_getx64, (ptr))
1018 #define bfd_h_get_signed_64(abfd, ptr) \
1019 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
1021 /* Aliases for the above, which should eventually go away. */
1023 #define H_PUT_64 bfd_h_put_64
1024 #define H_PUT_32 bfd_h_put_32
1025 #define H_PUT_16 bfd_h_put_16
1026 #define H_PUT_8 bfd_h_put_8
1027 #define H_PUT_S64 bfd_h_put_signed_64
1028 #define H_PUT_S32 bfd_h_put_signed_32
1029 #define H_PUT_S16 bfd_h_put_signed_16
1030 #define H_PUT_S8 bfd_h_put_signed_8
1031 #define H_GET_64 bfd_h_get_64
1032 #define H_GET_32 bfd_h_get_32
1033 #define H_GET_16 bfd_h_get_16
1034 #define H_GET_8 bfd_h_get_8
1035 #define H_GET_S64 bfd_h_get_signed_64
1036 #define H_GET_S32 bfd_h_get_signed_32
1037 #define H_GET_S16 bfd_h_get_signed_16
1038 #define H_GET_S8 bfd_h_get_signed_8
1041 /* Extracted from bfdio.c. */
1042 long bfd_get_mtime (bfd *abfd);
1044 long bfd_get_size (bfd *abfd);
1046 /* Extracted from bfdwin.c. */
1047 /* Extracted from section.c. */
1048 typedef struct bfd_section
1050 /* The name of the section; the name isn't a copy, the pointer is
1051 the same as that passed to bfd_make_section. */
1052 const char *name;
1054 /* A unique sequence number. */
1055 int id;
1057 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1058 int index;
1060 /* The next section in the list belonging to the BFD, or NULL. */
1061 struct bfd_section *next;
1063 /* The field flags contains attributes of the section. Some
1064 flags are read in from the object file, and some are
1065 synthesized from other information. */
1066 flagword flags;
1068 #define SEC_NO_FLAGS 0x000
1070 /* Tells the OS to allocate space for this section when loading.
1071 This is clear for a section containing debug information only. */
1072 #define SEC_ALLOC 0x001
1074 /* Tells the OS to load the section from the file when loading.
1075 This is clear for a .bss section. */
1076 #define SEC_LOAD 0x002
1078 /* The section contains data still to be relocated, so there is
1079 some relocation information too. */
1080 #define SEC_RELOC 0x004
1082 /* ELF reserves 4 processor specific bits and 8 operating system
1083 specific bits in sh_flags; at present we can get away with just
1084 one in communicating between the assembler and BFD, but this
1085 isn't a good long-term solution. */
1086 #define SEC_ARCH_BIT_0 0x008
1088 /* A signal to the OS that the section contains read only data. */
1089 #define SEC_READONLY 0x010
1091 /* The section contains code only. */
1092 #define SEC_CODE 0x020
1094 /* The section contains data only. */
1095 #define SEC_DATA 0x040
1097 /* The section will reside in ROM. */
1098 #define SEC_ROM 0x080
1100 /* The section contains constructor information. This section
1101 type is used by the linker to create lists of constructors and
1102 destructors used by <<g++>>. When a back end sees a symbol
1103 which should be used in a constructor list, it creates a new
1104 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1105 the symbol to it, and builds a relocation. To build the lists
1106 of constructors, all the linker has to do is catenate all the
1107 sections called <<__CTOR_LIST__>> and relocate the data
1108 contained within - exactly the operations it would peform on
1109 standard data. */
1110 #define SEC_CONSTRUCTOR 0x100
1112 /* The section has contents - a data section could be
1113 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1114 <<SEC_HAS_CONTENTS>> */
1115 #define SEC_HAS_CONTENTS 0x200
1117 /* An instruction to the linker to not output the section
1118 even if it has information which would normally be written. */
1119 #define SEC_NEVER_LOAD 0x400
1121 /* The section is a COFF shared library section. This flag is
1122 only for the linker. If this type of section appears in
1123 the input file, the linker must copy it to the output file
1124 without changing the vma or size. FIXME: Although this
1125 was originally intended to be general, it really is COFF
1126 specific (and the flag was renamed to indicate this). It
1127 might be cleaner to have some more general mechanism to
1128 allow the back end to control what the linker does with
1129 sections. */
1130 #define SEC_COFF_SHARED_LIBRARY 0x800
1132 /* The section contains thread local data. */
1133 #define SEC_THREAD_LOCAL 0x1000
1135 /* The section has GOT references. This flag is only for the
1136 linker, and is currently only used by the elf32-hppa back end.
1137 It will be set if global offset table references were detected
1138 in this section, which indicate to the linker that the section
1139 contains PIC code, and must be handled specially when doing a
1140 static link. */
1141 #define SEC_HAS_GOT_REF 0x4000
1143 /* The section contains common symbols (symbols may be defined
1144 multiple times, the value of a symbol is the amount of
1145 space it requires, and the largest symbol value is the one
1146 used). Most targets have exactly one of these (which we
1147 translate to bfd_com_section_ptr), but ECOFF has two. */
1148 #define SEC_IS_COMMON 0x8000
1150 /* The section contains only debugging information. For
1151 example, this is set for ELF .debug and .stab sections.
1152 strip tests this flag to see if a section can be
1153 discarded. */
1154 #define SEC_DEBUGGING 0x10000
1156 /* The contents of this section are held in memory pointed to
1157 by the contents field. This is checked by bfd_get_section_contents,
1158 and the data is retrieved from memory if appropriate. */
1159 #define SEC_IN_MEMORY 0x20000
1161 /* The contents of this section are to be excluded by the
1162 linker for executable and shared objects unless those
1163 objects are to be further relocated. */
1164 #define SEC_EXCLUDE 0x40000
1166 /* The contents of this section are to be sorted based on the sum of
1167 the symbol and addend values specified by the associated relocation
1168 entries. Entries without associated relocation entries will be
1169 appended to the end of the section in an unspecified order. */
1170 #define SEC_SORT_ENTRIES 0x80000
1172 /* When linking, duplicate sections of the same name should be
1173 discarded, rather than being combined into a single section as
1174 is usually done. This is similar to how common symbols are
1175 handled. See SEC_LINK_DUPLICATES below. */
1176 #define SEC_LINK_ONCE 0x100000
1178 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1179 should handle duplicate sections. */
1180 #define SEC_LINK_DUPLICATES 0x600000
1182 /* This value for SEC_LINK_DUPLICATES means that duplicate
1183 sections with the same name should simply be discarded. */
1184 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1186 /* This value for SEC_LINK_DUPLICATES means that the linker
1187 should warn if there are any duplicate sections, although
1188 it should still only link one copy. */
1189 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1191 /* This value for SEC_LINK_DUPLICATES means that the linker
1192 should warn if any duplicate sections are a different size. */
1193 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1195 /* This value for SEC_LINK_DUPLICATES means that the linker
1196 should warn if any duplicate sections contain different
1197 contents. */
1198 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1200 /* This section was created by the linker as part of dynamic
1201 relocation or other arcane processing. It is skipped when
1202 going through the first-pass output, trusting that someone
1203 else up the line will take care of it later. */
1204 #define SEC_LINKER_CREATED 0x800000
1206 /* This section should not be subject to garbage collection. */
1207 #define SEC_KEEP 0x1000000
1209 /* This section contains "short" data, and should be placed
1210 "near" the GP. */
1211 #define SEC_SMALL_DATA 0x2000000
1213 /* This section contains data which may be shared with other
1214 executables or shared objects. */
1215 #define SEC_SHARED 0x4000000
1217 /* When a section with this flag is being linked, then if the size of
1218 the input section is less than a page, it should not cross a page
1219 boundary. If the size of the input section is one page or more, it
1220 should be aligned on a page boundary. */
1221 #define SEC_BLOCK 0x8000000
1223 /* Conditionally link this section; do not link if there are no
1224 references found to any symbol in the section. */
1225 #define SEC_CLINK 0x10000000
1227 /* Attempt to merge identical entities in the section.
1228 Entity size is given in the entsize field. */
1229 #define SEC_MERGE 0x20000000
1231 /* If given with SEC_MERGE, entities to merge are zero terminated
1232 strings where entsize specifies character size instead of fixed
1233 size entries. */
1234 #define SEC_STRINGS 0x40000000
1236 /* This section contains data about section groups. */
1237 #define SEC_GROUP 0x80000000
1239 /* End of section flags. */
1241 /* Some internal packed boolean fields. */
1243 /* See the vma field. */
1244 unsigned int user_set_vma : 1;
1246 /* A mark flag used by some of the linker backends. */
1247 unsigned int linker_mark : 1;
1249 /* Another mark flag used by some of the linker backends. Set for
1250 output sections that have an input section. */
1251 unsigned int linker_has_input : 1;
1253 /* A mark flag used by some linker backends for garbage collection. */
1254 unsigned int gc_mark : 1;
1256 /* The following flags are used by the ELF linker. */
1258 /* Mark sections which have been allocated to segments. */
1259 unsigned int segment_mark : 1;
1261 /* Type of sec_info information. */
1262 unsigned int sec_info_type:3;
1263 #define ELF_INFO_TYPE_NONE 0
1264 #define ELF_INFO_TYPE_STABS 1
1265 #define ELF_INFO_TYPE_MERGE 2
1266 #define ELF_INFO_TYPE_EH_FRAME 3
1267 #define ELF_INFO_TYPE_JUST_SYMS 4
1269 /* Nonzero if this section uses RELA relocations, rather than REL. */
1270 unsigned int use_rela_p:1;
1272 /* Bits used by various backends. */
1274 /* Nonzero if this section has TLS related relocations. */
1275 unsigned int has_tls_reloc:1;
1277 /* Nonzero if this section has a gp reloc. */
1278 unsigned int has_gp_reloc:1;
1280 /* Nonzero if this section needs the relax finalize pass. */
1281 unsigned int need_finalize_relax:1;
1283 /* Whether relocations have been processed. */
1284 unsigned int reloc_done : 1;
1286 /* End of internal packed boolean fields. */
1288 /* The virtual memory address of the section - where it will be
1289 at run time. The symbols are relocated against this. The
1290 user_set_vma flag is maintained by bfd; if it's not set, the
1291 backend can assign addresses (for example, in <<a.out>>, where
1292 the default address for <<.data>> is dependent on the specific
1293 target and various flags). */
1294 bfd_vma vma;
1296 /* The load address of the section - where it would be in a
1297 rom image; really only used for writing section header
1298 information. */
1299 bfd_vma lma;
1301 /* The size of the section in octets, as it will be output.
1302 Contains a value even if the section has no contents (e.g., the
1303 size of <<.bss>>). */
1304 bfd_size_type size;
1306 /* For input sections, the original size on disk of the section, in
1307 octets. This field is used by the linker relaxation code. It is
1308 currently only set for sections where the linker relaxation scheme
1309 doesn't cache altered section and reloc contents (stabs, eh_frame,
1310 SEC_MERGE, some coff relaxing targets), and thus the original size
1311 needs to be kept to read the section multiple times.
1312 For output sections, rawsize holds the section size calculated on
1313 a previous linker relaxation pass. */
1314 bfd_size_type rawsize;
1316 /* If this section is going to be output, then this value is the
1317 offset in *bytes* into the output section of the first byte in the
1318 input section (byte ==> smallest addressable unit on the
1319 target). In most cases, if this was going to start at the
1320 100th octet (8-bit quantity) in the output section, this value
1321 would be 100. However, if the target byte size is 16 bits
1322 (bfd_octets_per_byte is "2"), this value would be 50. */
1323 bfd_vma output_offset;
1325 /* The output section through which to map on output. */
1326 struct bfd_section *output_section;
1328 /* The alignment requirement of the section, as an exponent of 2 -
1329 e.g., 3 aligns to 2^3 (or 8). */
1330 unsigned int alignment_power;
1332 /* If an input section, a pointer to a vector of relocation
1333 records for the data in this section. */
1334 struct reloc_cache_entry *relocation;
1336 /* If an output section, a pointer to a vector of pointers to
1337 relocation records for the data in this section. */
1338 struct reloc_cache_entry **orelocation;
1340 /* The number of relocation records in one of the above. */
1341 unsigned reloc_count;
1343 /* Information below is back end specific - and not always used
1344 or updated. */
1346 /* File position of section data. */
1347 file_ptr filepos;
1349 /* File position of relocation info. */
1350 file_ptr rel_filepos;
1352 /* File position of line data. */
1353 file_ptr line_filepos;
1355 /* Pointer to data for applications. */
1356 void *userdata;
1358 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1359 contents. */
1360 unsigned char *contents;
1362 /* Attached line number information. */
1363 alent *lineno;
1365 /* Number of line number records. */
1366 unsigned int lineno_count;
1368 /* Entity size for merging purposes. */
1369 unsigned int entsize;
1371 /* Points to the kept section if this section is a link-once section,
1372 and is discarded. */
1373 struct bfd_section *kept_section;
1375 /* When a section is being output, this value changes as more
1376 linenumbers are written out. */
1377 file_ptr moving_line_filepos;
1379 /* What the section number is in the target world. */
1380 int target_index;
1382 void *used_by_bfd;
1384 /* If this is a constructor section then here is a list of the
1385 relocations created to relocate items within it. */
1386 struct relent_chain *constructor_chain;
1388 /* The BFD which owns the section. */
1389 bfd *owner;
1391 /* A symbol which points at this section only. */
1392 struct bfd_symbol *symbol;
1393 struct bfd_symbol **symbol_ptr_ptr;
1395 struct bfd_link_order *link_order_head;
1396 struct bfd_link_order *link_order_tail;
1397 } asection;
1399 /* These sections are global, and are managed by BFD. The application
1400 and target back end are not permitted to change the values in
1401 these sections. New code should use the section_ptr macros rather
1402 than referring directly to the const sections. The const sections
1403 may eventually vanish. */
1404 #define BFD_ABS_SECTION_NAME "*ABS*"
1405 #define BFD_UND_SECTION_NAME "*UND*"
1406 #define BFD_COM_SECTION_NAME "*COM*"
1407 #define BFD_IND_SECTION_NAME "*IND*"
1409 /* The absolute section. */
1410 extern asection bfd_abs_section;
1411 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1412 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1413 /* Pointer to the undefined section. */
1414 extern asection bfd_und_section;
1415 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1416 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1417 /* Pointer to the common section. */
1418 extern asection bfd_com_section;
1419 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1420 /* Pointer to the indirect section. */
1421 extern asection bfd_ind_section;
1422 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1423 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1425 #define bfd_is_const_section(SEC) \
1426 ( ((SEC) == bfd_abs_section_ptr) \
1427 || ((SEC) == bfd_und_section_ptr) \
1428 || ((SEC) == bfd_com_section_ptr) \
1429 || ((SEC) == bfd_ind_section_ptr))
1431 extern const struct bfd_symbol * const bfd_abs_symbol;
1432 extern const struct bfd_symbol * const bfd_com_symbol;
1433 extern const struct bfd_symbol * const bfd_und_symbol;
1434 extern const struct bfd_symbol * const bfd_ind_symbol;
1436 /* Macros to handle insertion and deletion of a bfd's sections. These
1437 only handle the list pointers, ie. do not adjust section_count,
1438 target_index etc. */
1439 #define bfd_section_list_remove(ABFD, PS) \
1440 do \
1442 asection **_ps = PS; \
1443 asection *_s = *_ps; \
1444 *_ps = _s->next; \
1445 if (_s->next == NULL) \
1446 (ABFD)->section_tail = _ps; \
1448 while (0)
1449 #define bfd_section_list_insert(ABFD, PS, S) \
1450 do \
1452 asection **_ps = PS; \
1453 asection *_s = S; \
1454 _s->next = *_ps; \
1455 *_ps = _s; \
1456 if (_s->next == NULL) \
1457 (ABFD)->section_tail = &_s->next; \
1459 while (0)
1461 void bfd_section_list_clear (bfd *);
1463 asection *bfd_get_section_by_name (bfd *abfd, const char *name);
1465 asection *bfd_get_section_by_name_if
1466 (bfd *abfd,
1467 const char *name,
1468 bfd_boolean (*func) (bfd *abfd, asection *sect, void *obj),
1469 void *obj);
1471 char *bfd_get_unique_section_name
1472 (bfd *abfd, const char *templat, int *count);
1474 asection *bfd_make_section_old_way (bfd *abfd, const char *name);
1476 asection *bfd_make_section_anyway (bfd *abfd, const char *name);
1478 asection *bfd_make_section (bfd *, const char *name);
1480 bfd_boolean bfd_set_section_flags
1481 (bfd *abfd, asection *sec, flagword flags);
1483 void bfd_map_over_sections
1484 (bfd *abfd,
1485 void (*func) (bfd *abfd, asection *sect, void *obj),
1486 void *obj);
1488 asection *bfd_sections_find_if
1489 (bfd *abfd,
1490 bfd_boolean (*operation) (bfd *abfd, asection *sect, void *obj),
1491 void *obj);
1493 bfd_boolean bfd_set_section_size
1494 (bfd *abfd, asection *sec, bfd_size_type val);
1496 bfd_boolean bfd_set_section_contents
1497 (bfd *abfd, asection *section, const void *data,
1498 file_ptr offset, bfd_size_type count);
1500 bfd_boolean bfd_get_section_contents
1501 (bfd *abfd, asection *section, void *location, file_ptr offset,
1502 bfd_size_type count);
1504 bfd_boolean bfd_malloc_and_get_section
1505 (bfd *abfd, asection *section, bfd_byte **buf);
1507 bfd_boolean bfd_copy_private_section_data
1508 (bfd *ibfd, asection *isec, bfd *obfd, asection *osec);
1510 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1511 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1512 (ibfd, isection, obfd, osection))
1513 void _bfd_strip_section_from_output
1514 (struct bfd_link_info *info, asection *section);
1516 bfd_boolean bfd_generic_is_group_section (bfd *, const asection *sec);
1518 bfd_boolean bfd_generic_discard_group (bfd *abfd, asection *group);
1520 /* Extracted from archures.c. */
1521 enum bfd_architecture
1523 bfd_arch_unknown, /* File arch not known. */
1524 bfd_arch_obscure, /* Arch known, not one of these. */
1525 bfd_arch_m68k, /* Motorola 68xxx */
1526 #define bfd_mach_m68000 1
1527 #define bfd_mach_m68008 2
1528 #define bfd_mach_m68010 3
1529 #define bfd_mach_m68020 4
1530 #define bfd_mach_m68030 5
1531 #define bfd_mach_m68040 6
1532 #define bfd_mach_m68060 7
1533 #define bfd_mach_cpu32 8
1534 #define bfd_mach_mcf5200 9
1535 #define bfd_mach_mcf5206e 10
1536 #define bfd_mach_mcf5307 11
1537 #define bfd_mach_mcf5407 12
1538 #define bfd_mach_mcf528x 13
1539 #define bfd_mach_mcfv4e 14
1540 #define bfd_mach_mcf521x 15
1541 #define bfd_mach_mcf5249 16
1542 #define bfd_mach_mcf547x 17
1543 #define bfd_mach_mcf548x 18
1544 bfd_arch_vax, /* DEC Vax */
1545 bfd_arch_i960, /* Intel 960 */
1546 /* The order of the following is important.
1547 lower number indicates a machine type that
1548 only accepts a subset of the instructions
1549 available to machines with higher numbers.
1550 The exception is the "ca", which is
1551 incompatible with all other machines except
1552 "core". */
1554 #define bfd_mach_i960_core 1
1555 #define bfd_mach_i960_ka_sa 2
1556 #define bfd_mach_i960_kb_sb 3
1557 #define bfd_mach_i960_mc 4
1558 #define bfd_mach_i960_xa 5
1559 #define bfd_mach_i960_ca 6
1560 #define bfd_mach_i960_jx 7
1561 #define bfd_mach_i960_hx 8
1563 bfd_arch_or32, /* OpenRISC 32 */
1565 bfd_arch_a29k, /* AMD 29000 */
1566 bfd_arch_sparc, /* SPARC */
1567 #define bfd_mach_sparc 1
1568 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1569 #define bfd_mach_sparc_sparclet 2
1570 #define bfd_mach_sparc_sparclite 3
1571 #define bfd_mach_sparc_v8plus 4
1572 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1573 #define bfd_mach_sparc_sparclite_le 6
1574 #define bfd_mach_sparc_v9 7
1575 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1576 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1577 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1578 /* Nonzero if MACH has the v9 instruction set. */
1579 #define bfd_mach_sparc_v9_p(mach) \
1580 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1581 && (mach) != bfd_mach_sparc_sparclite_le)
1582 /* Nonzero if MACH is a 64 bit sparc architecture. */
1583 #define bfd_mach_sparc_64bit_p(mach) \
1584 ((mach) >= bfd_mach_sparc_v9 && (mach) != bfd_mach_sparc_v8plusb)
1585 bfd_arch_mips, /* MIPS Rxxxx */
1586 #define bfd_mach_mips3000 3000
1587 #define bfd_mach_mips3900 3900
1588 #define bfd_mach_mips4000 4000
1589 #define bfd_mach_mips4010 4010
1590 #define bfd_mach_mips4100 4100
1591 #define bfd_mach_mips4111 4111
1592 #define bfd_mach_mips4120 4120
1593 #define bfd_mach_mips4300 4300
1594 #define bfd_mach_mips4400 4400
1595 #define bfd_mach_mips4600 4600
1596 #define bfd_mach_mips4650 4650
1597 #define bfd_mach_mips5000 5000
1598 #define bfd_mach_mips5400 5400
1599 #define bfd_mach_mips5500 5500
1600 #define bfd_mach_mips6000 6000
1601 #define bfd_mach_mips7000 7000
1602 #define bfd_mach_mips8000 8000
1603 #define bfd_mach_mips10000 10000
1604 #define bfd_mach_mips12000 12000
1605 #define bfd_mach_mips16 16
1606 #define bfd_mach_mips5 5
1607 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1608 #define bfd_mach_mipsisa32 32
1609 #define bfd_mach_mipsisa32r2 33
1610 #define bfd_mach_mipsisa64 64
1611 #define bfd_mach_mipsisa64r2 65
1612 bfd_arch_i386, /* Intel 386 */
1613 #define bfd_mach_i386_i386 1
1614 #define bfd_mach_i386_i8086 2
1615 #define bfd_mach_i386_i386_intel_syntax 3
1616 #define bfd_mach_x86_64 64
1617 #define bfd_mach_x86_64_intel_syntax 65
1618 bfd_arch_we32k, /* AT&T WE32xxx */
1619 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1620 bfd_arch_i860, /* Intel 860 */
1621 bfd_arch_i370, /* IBM 360/370 Mainframes */
1622 bfd_arch_romp, /* IBM ROMP PC/RT */
1623 bfd_arch_alliant, /* Alliant */
1624 bfd_arch_convex, /* Convex */
1625 bfd_arch_m88k, /* Motorola 88xxx */
1626 bfd_arch_m98k, /* Motorola 98xxx */
1627 bfd_arch_pyramid, /* Pyramid Technology */
1628 bfd_arch_h8300, /* Renesas H8/300 (formerly Hitachi H8/300) */
1629 #define bfd_mach_h8300 1
1630 #define bfd_mach_h8300h 2
1631 #define bfd_mach_h8300s 3
1632 #define bfd_mach_h8300hn 4
1633 #define bfd_mach_h8300sn 5
1634 #define bfd_mach_h8300sx 6
1635 #define bfd_mach_h8300sxn 7
1636 bfd_arch_pdp11, /* DEC PDP-11 */
1637 bfd_arch_powerpc, /* PowerPC */
1638 #define bfd_mach_ppc 32
1639 #define bfd_mach_ppc64 64
1640 #define bfd_mach_ppc_403 403
1641 #define bfd_mach_ppc_403gc 4030
1642 #define bfd_mach_ppc_505 505
1643 #define bfd_mach_ppc_601 601
1644 #define bfd_mach_ppc_602 602
1645 #define bfd_mach_ppc_603 603
1646 #define bfd_mach_ppc_ec603e 6031
1647 #define bfd_mach_ppc_604 604
1648 #define bfd_mach_ppc_620 620
1649 #define bfd_mach_ppc_630 630
1650 #define bfd_mach_ppc_750 750
1651 #define bfd_mach_ppc_860 860
1652 #define bfd_mach_ppc_a35 35
1653 #define bfd_mach_ppc_rs64ii 642
1654 #define bfd_mach_ppc_rs64iii 643
1655 #define bfd_mach_ppc_7400 7400
1656 #define bfd_mach_ppc_e500 500
1657 bfd_arch_rs6000, /* IBM RS/6000 */
1658 #define bfd_mach_rs6k 6000
1659 #define bfd_mach_rs6k_rs1 6001
1660 #define bfd_mach_rs6k_rsc 6003
1661 #define bfd_mach_rs6k_rs2 6002
1662 bfd_arch_hppa, /* HP PA RISC */
1663 #define bfd_mach_hppa10 10
1664 #define bfd_mach_hppa11 11
1665 #define bfd_mach_hppa20 20
1666 #define bfd_mach_hppa20w 25
1667 bfd_arch_d10v, /* Mitsubishi D10V */
1668 #define bfd_mach_d10v 1
1669 #define bfd_mach_d10v_ts2 2
1670 #define bfd_mach_d10v_ts3 3
1671 bfd_arch_d30v, /* Mitsubishi D30V */
1672 bfd_arch_dlx, /* DLX */
1673 bfd_arch_m68hc11, /* Motorola 68HC11 */
1674 bfd_arch_m68hc12, /* Motorola 68HC12 */
1675 #define bfd_mach_m6812_default 0
1676 #define bfd_mach_m6812 1
1677 #define bfd_mach_m6812s 2
1678 bfd_arch_z8k, /* Zilog Z8000 */
1679 #define bfd_mach_z8001 1
1680 #define bfd_mach_z8002 2
1681 bfd_arch_h8500, /* Renesas H8/500 (formerly Hitachi H8/500) */
1682 bfd_arch_sh, /* Renesas / SuperH SH (formerly Hitachi SH) */
1683 #define bfd_mach_sh 1
1684 #define bfd_mach_sh2 0x20
1685 #define bfd_mach_sh_dsp 0x2d
1686 #define bfd_mach_sh2a 0x2a
1687 #define bfd_mach_sh2a_nofpu 0x2b
1688 #define bfd_mach_sh2e 0x2e
1689 #define bfd_mach_sh3 0x30
1690 #define bfd_mach_sh3_nommu 0x31
1691 #define bfd_mach_sh3_dsp 0x3d
1692 #define bfd_mach_sh3e 0x3e
1693 #define bfd_mach_sh4 0x40
1694 #define bfd_mach_sh4_nofpu 0x41
1695 #define bfd_mach_sh4_nommu_nofpu 0x42
1696 #define bfd_mach_sh4a 0x4a
1697 #define bfd_mach_sh4a_nofpu 0x4b
1698 #define bfd_mach_sh4al_dsp 0x4d
1699 #define bfd_mach_sh5 0x50
1700 bfd_arch_alpha, /* Dec Alpha */
1701 #define bfd_mach_alpha_ev4 0x10
1702 #define bfd_mach_alpha_ev5 0x20
1703 #define bfd_mach_alpha_ev6 0x30
1704 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1705 #define bfd_mach_arm_unknown 0
1706 #define bfd_mach_arm_2 1
1707 #define bfd_mach_arm_2a 2
1708 #define bfd_mach_arm_3 3
1709 #define bfd_mach_arm_3M 4
1710 #define bfd_mach_arm_4 5
1711 #define bfd_mach_arm_4T 6
1712 #define bfd_mach_arm_5 7
1713 #define bfd_mach_arm_5T 8
1714 #define bfd_mach_arm_5TE 9
1715 #define bfd_mach_arm_XScale 10
1716 #define bfd_mach_arm_ep9312 11
1717 #define bfd_mach_arm_iWMMXt 12
1718 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1719 bfd_arch_w65, /* WDC 65816 */
1720 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1721 bfd_arch_tic4x, /* Texas Instruments TMS320C3X/4X */
1722 #define bfd_mach_tic3x 30
1723 #define bfd_mach_tic4x 40
1724 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1725 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1726 bfd_arch_v850, /* NEC V850 */
1727 #define bfd_mach_v850 1
1728 #define bfd_mach_v850e 'E'
1729 #define bfd_mach_v850e1 '1'
1730 bfd_arch_arc, /* ARC Cores */
1731 #define bfd_mach_arc_5 5
1732 #define bfd_mach_arc_6 6
1733 #define bfd_mach_arc_7 7
1734 #define bfd_mach_arc_8 8
1735 bfd_arch_m32r, /* Renesas M32R (formerly Mitsubishi M32R/D) */
1736 #define bfd_mach_m32r 1 /* For backwards compatibility. */
1737 #define bfd_mach_m32rx 'x'
1738 #define bfd_mach_m32r2 '2'
1739 bfd_arch_mn10200, /* Matsushita MN10200 */
1740 bfd_arch_mn10300, /* Matsushita MN10300 */
1741 #define bfd_mach_mn10300 300
1742 #define bfd_mach_am33 330
1743 #define bfd_mach_am33_2 332
1744 bfd_arch_fr30,
1745 #define bfd_mach_fr30 0x46523330
1746 bfd_arch_frv,
1747 #define bfd_mach_frv 1
1748 #define bfd_mach_frvsimple 2
1749 #define bfd_mach_fr300 300
1750 #define bfd_mach_fr400 400
1751 #define bfd_mach_fr450 450
1752 #define bfd_mach_frvtomcat 499 /* fr500 prototype */
1753 #define bfd_mach_fr500 500
1754 #define bfd_mach_fr550 550
1755 bfd_arch_mcore,
1756 bfd_arch_ia64, /* HP/Intel ia64 */
1757 #define bfd_mach_ia64_elf64 64
1758 #define bfd_mach_ia64_elf32 32
1759 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1760 #define bfd_mach_ip2022 1
1761 #define bfd_mach_ip2022ext 2
1762 bfd_arch_iq2000, /* Vitesse IQ2000. */
1763 #define bfd_mach_iq2000 1
1764 #define bfd_mach_iq10 2
1765 bfd_arch_pj,
1766 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1767 #define bfd_mach_avr1 1
1768 #define bfd_mach_avr2 2
1769 #define bfd_mach_avr3 3
1770 #define bfd_mach_avr4 4
1771 #define bfd_mach_avr5 5
1772 bfd_arch_cr16c, /* National Semiconductor CompactRISC. */
1773 #define bfd_mach_cr16c 1
1774 bfd_arch_crx, /* National Semiconductor CRX. */
1775 #define bfd_mach_crx 1
1776 bfd_arch_cris, /* Axis CRIS */
1777 bfd_arch_s390, /* IBM s390 */
1778 #define bfd_mach_s390_31 31
1779 #define bfd_mach_s390_64 64
1780 bfd_arch_openrisc, /* OpenRISC */
1781 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1782 bfd_arch_xstormy16,
1783 #define bfd_mach_xstormy16 1
1784 bfd_arch_msp430, /* Texas Instruments MSP430 architecture. */
1785 #define bfd_mach_msp11 11
1786 #define bfd_mach_msp110 110
1787 #define bfd_mach_msp12 12
1788 #define bfd_mach_msp13 13
1789 #define bfd_mach_msp14 14
1790 #define bfd_mach_msp15 15
1791 #define bfd_mach_msp16 16
1792 #define bfd_mach_msp31 31
1793 #define bfd_mach_msp32 32
1794 #define bfd_mach_msp33 33
1795 #define bfd_mach_msp41 41
1796 #define bfd_mach_msp42 42
1797 #define bfd_mach_msp43 43
1798 #define bfd_mach_msp44 44
1799 bfd_arch_xtensa, /* Tensilica's Xtensa cores. */
1800 #define bfd_mach_xtensa 1
1801 bfd_arch_last
1804 typedef struct bfd_arch_info
1806 int bits_per_word;
1807 int bits_per_address;
1808 int bits_per_byte;
1809 enum bfd_architecture arch;
1810 unsigned long mach;
1811 const char *arch_name;
1812 const char *printable_name;
1813 unsigned int section_align_power;
1814 /* TRUE if this is the default machine for the architecture.
1815 The default arch should be the first entry for an arch so that
1816 all the entries for that arch can be accessed via <<next>>. */
1817 bfd_boolean the_default;
1818 const struct bfd_arch_info * (*compatible)
1819 (const struct bfd_arch_info *a, const struct bfd_arch_info *b);
1821 bfd_boolean (*scan) (const struct bfd_arch_info *, const char *);
1823 const struct bfd_arch_info *next;
1825 bfd_arch_info_type;
1827 const char *bfd_printable_name (bfd *abfd);
1829 const bfd_arch_info_type *bfd_scan_arch (const char *string);
1831 const char **bfd_arch_list (void);
1833 const bfd_arch_info_type *bfd_arch_get_compatible
1834 (const bfd *abfd, const bfd *bbfd, bfd_boolean accept_unknowns);
1836 void bfd_set_arch_info (bfd *abfd, const bfd_arch_info_type *arg);
1838 enum bfd_architecture bfd_get_arch (bfd *abfd);
1840 unsigned long bfd_get_mach (bfd *abfd);
1842 unsigned int bfd_arch_bits_per_byte (bfd *abfd);
1844 unsigned int bfd_arch_bits_per_address (bfd *abfd);
1846 const bfd_arch_info_type *bfd_get_arch_info (bfd *abfd);
1848 const bfd_arch_info_type *bfd_lookup_arch
1849 (enum bfd_architecture arch, unsigned long machine);
1851 const char *bfd_printable_arch_mach
1852 (enum bfd_architecture arch, unsigned long machine);
1854 unsigned int bfd_octets_per_byte (bfd *abfd);
1856 unsigned int bfd_arch_mach_octets_per_byte
1857 (enum bfd_architecture arch, unsigned long machine);
1859 /* Extracted from reloc.c. */
1860 typedef enum bfd_reloc_status
1862 /* No errors detected. */
1863 bfd_reloc_ok,
1865 /* The relocation was performed, but there was an overflow. */
1866 bfd_reloc_overflow,
1868 /* The address to relocate was not within the section supplied. */
1869 bfd_reloc_outofrange,
1871 /* Used by special functions. */
1872 bfd_reloc_continue,
1874 /* Unsupported relocation size requested. */
1875 bfd_reloc_notsupported,
1877 /* Unused. */
1878 bfd_reloc_other,
1880 /* The symbol to relocate against was undefined. */
1881 bfd_reloc_undefined,
1883 /* The relocation was performed, but may not be ok - presently
1884 generated only when linking i960 coff files with i960 b.out
1885 symbols. If this type is returned, the error_message argument
1886 to bfd_perform_relocation will be set. */
1887 bfd_reloc_dangerous
1889 bfd_reloc_status_type;
1892 typedef struct reloc_cache_entry
1894 /* A pointer into the canonical table of pointers. */
1895 struct bfd_symbol **sym_ptr_ptr;
1897 /* offset in section. */
1898 bfd_size_type address;
1900 /* addend for relocation value. */
1901 bfd_vma addend;
1903 /* Pointer to how to perform the required relocation. */
1904 reloc_howto_type *howto;
1907 arelent;
1909 enum complain_overflow
1911 /* Do not complain on overflow. */
1912 complain_overflow_dont,
1914 /* Complain if the bitfield overflows, whether it is considered
1915 as signed or unsigned. */
1916 complain_overflow_bitfield,
1918 /* Complain if the value overflows when considered as signed
1919 number. */
1920 complain_overflow_signed,
1922 /* Complain if the value overflows when considered as an
1923 unsigned number. */
1924 complain_overflow_unsigned
1927 struct reloc_howto_struct
1929 /* The type field has mainly a documentary use - the back end can
1930 do what it wants with it, though normally the back end's
1931 external idea of what a reloc number is stored
1932 in this field. For example, a PC relative word relocation
1933 in a coff environment has the type 023 - because that's
1934 what the outside world calls a R_PCRWORD reloc. */
1935 unsigned int type;
1937 /* The value the final relocation is shifted right by. This drops
1938 unwanted data from the relocation. */
1939 unsigned int rightshift;
1941 /* The size of the item to be relocated. This is *not* a
1942 power-of-two measure. To get the number of bytes operated
1943 on by a type of relocation, use bfd_get_reloc_size. */
1944 int size;
1946 /* The number of bits in the item to be relocated. This is used
1947 when doing overflow checking. */
1948 unsigned int bitsize;
1950 /* Notes that the relocation is relative to the location in the
1951 data section of the addend. The relocation function will
1952 subtract from the relocation value the address of the location
1953 being relocated. */
1954 bfd_boolean pc_relative;
1956 /* The bit position of the reloc value in the destination.
1957 The relocated value is left shifted by this amount. */
1958 unsigned int bitpos;
1960 /* What type of overflow error should be checked for when
1961 relocating. */
1962 enum complain_overflow complain_on_overflow;
1964 /* If this field is non null, then the supplied function is
1965 called rather than the normal function. This allows really
1966 strange relocation methods to be accommodated (e.g., i960 callj
1967 instructions). */
1968 bfd_reloc_status_type (*special_function)
1969 (bfd *, arelent *, struct bfd_symbol *, void *, asection *,
1970 bfd *, char **);
1972 /* The textual name of the relocation type. */
1973 char *name;
1975 /* Some formats record a relocation addend in the section contents
1976 rather than with the relocation. For ELF formats this is the
1977 distinction between USE_REL and USE_RELA (though the code checks
1978 for USE_REL == 1/0). The value of this field is TRUE if the
1979 addend is recorded with the section contents; when performing a
1980 partial link (ld -r) the section contents (the data) will be
1981 modified. The value of this field is FALSE if addends are
1982 recorded with the relocation (in arelent.addend); when performing
1983 a partial link the relocation will be modified.
1984 All relocations for all ELF USE_RELA targets should set this field
1985 to FALSE (values of TRUE should be looked on with suspicion).
1986 However, the converse is not true: not all relocations of all ELF
1987 USE_REL targets set this field to TRUE. Why this is so is peculiar
1988 to each particular target. For relocs that aren't used in partial
1989 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1990 bfd_boolean partial_inplace;
1992 /* src_mask selects the part of the instruction (or data) to be used
1993 in the relocation sum. If the target relocations don't have an
1994 addend in the reloc, eg. ELF USE_REL, src_mask will normally equal
1995 dst_mask to extract the addend from the section contents. If
1996 relocations do have an addend in the reloc, eg. ELF USE_RELA, this
1997 field should be zero. Non-zero values for ELF USE_RELA targets are
1998 bogus as in those cases the value in the dst_mask part of the
1999 section contents should be treated as garbage. */
2000 bfd_vma src_mask;
2002 /* dst_mask selects which parts of the instruction (or data) are
2003 replaced with a relocated value. */
2004 bfd_vma dst_mask;
2006 /* When some formats create PC relative instructions, they leave
2007 the value of the pc of the place being relocated in the offset
2008 slot of the instruction, so that a PC relative relocation can
2009 be made just by adding in an ordinary offset (e.g., sun3 a.out).
2010 Some formats leave the displacement part of an instruction
2011 empty (e.g., m88k bcs); this flag signals the fact. */
2012 bfd_boolean pcrel_offset;
2015 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
2016 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
2017 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
2018 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
2019 NAME, FALSE, 0, 0, IN)
2021 #define EMPTY_HOWTO(C) \
2022 HOWTO ((C), 0, 0, 0, FALSE, 0, complain_overflow_dont, NULL, \
2023 NULL, FALSE, 0, 0, FALSE)
2025 #define HOWTO_PREPARE(relocation, symbol) \
2027 if (symbol != NULL) \
2029 if (bfd_is_com_section (symbol->section)) \
2031 relocation = 0; \
2033 else \
2035 relocation = symbol->value; \
2040 unsigned int bfd_get_reloc_size (reloc_howto_type *);
2042 typedef struct relent_chain
2044 arelent relent;
2045 struct relent_chain *next;
2047 arelent_chain;
2049 bfd_reloc_status_type bfd_check_overflow
2050 (enum complain_overflow how,
2051 unsigned int bitsize,
2052 unsigned int rightshift,
2053 unsigned int addrsize,
2054 bfd_vma relocation);
2056 bfd_reloc_status_type bfd_perform_relocation
2057 (bfd *abfd,
2058 arelent *reloc_entry,
2059 void *data,
2060 asection *input_section,
2061 bfd *output_bfd,
2062 char **error_message);
2064 bfd_reloc_status_type bfd_install_relocation
2065 (bfd *abfd,
2066 arelent *reloc_entry,
2067 void *data, bfd_vma data_start,
2068 asection *input_section,
2069 char **error_message);
2071 enum bfd_reloc_code_real {
2072 _dummy_first_bfd_reloc_code_real,
2075 /* Basic absolute relocations of N bits. */
2076 BFD_RELOC_64,
2077 BFD_RELOC_32,
2078 BFD_RELOC_26,
2079 BFD_RELOC_24,
2080 BFD_RELOC_16,
2081 BFD_RELOC_14,
2082 BFD_RELOC_8,
2084 /* PC-relative relocations. Sometimes these are relative to the address
2085 of the relocation itself; sometimes they are relative to the start of
2086 the section containing the relocation. It depends on the specific target.
2088 The 24-bit relocation is used in some Intel 960 configurations. */
2089 BFD_RELOC_64_PCREL,
2090 BFD_RELOC_32_PCREL,
2091 BFD_RELOC_24_PCREL,
2092 BFD_RELOC_16_PCREL,
2093 BFD_RELOC_12_PCREL,
2094 BFD_RELOC_8_PCREL,
2096 /* Section relative relocations. Some targets need this for DWARF2. */
2097 BFD_RELOC_32_SECREL,
2099 /* For ELF. */
2100 BFD_RELOC_32_GOT_PCREL,
2101 BFD_RELOC_16_GOT_PCREL,
2102 BFD_RELOC_8_GOT_PCREL,
2103 BFD_RELOC_32_GOTOFF,
2104 BFD_RELOC_16_GOTOFF,
2105 BFD_RELOC_LO16_GOTOFF,
2106 BFD_RELOC_HI16_GOTOFF,
2107 BFD_RELOC_HI16_S_GOTOFF,
2108 BFD_RELOC_8_GOTOFF,
2109 BFD_RELOC_64_PLT_PCREL,
2110 BFD_RELOC_32_PLT_PCREL,
2111 BFD_RELOC_24_PLT_PCREL,
2112 BFD_RELOC_16_PLT_PCREL,
2113 BFD_RELOC_8_PLT_PCREL,
2114 BFD_RELOC_64_PLTOFF,
2115 BFD_RELOC_32_PLTOFF,
2116 BFD_RELOC_16_PLTOFF,
2117 BFD_RELOC_LO16_PLTOFF,
2118 BFD_RELOC_HI16_PLTOFF,
2119 BFD_RELOC_HI16_S_PLTOFF,
2120 BFD_RELOC_8_PLTOFF,
2122 /* Relocations used by 68K ELF. */
2123 BFD_RELOC_68K_GLOB_DAT,
2124 BFD_RELOC_68K_JMP_SLOT,
2125 BFD_RELOC_68K_RELATIVE,
2127 /* Linkage-table relative. */
2128 BFD_RELOC_32_BASEREL,
2129 BFD_RELOC_16_BASEREL,
2130 BFD_RELOC_LO16_BASEREL,
2131 BFD_RELOC_HI16_BASEREL,
2132 BFD_RELOC_HI16_S_BASEREL,
2133 BFD_RELOC_8_BASEREL,
2134 BFD_RELOC_RVA,
2136 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2137 BFD_RELOC_8_FFnn,
2139 /* These PC-relative relocations are stored as word displacements --
2140 i.e., byte displacements shifted right two bits. The 30-bit word
2141 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2142 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2143 signed 16-bit displacement is used on the MIPS, and the 23-bit
2144 displacement is used on the Alpha. */
2145 BFD_RELOC_32_PCREL_S2,
2146 BFD_RELOC_16_PCREL_S2,
2147 BFD_RELOC_23_PCREL_S2,
2149 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2150 the target word. These are used on the SPARC. */
2151 BFD_RELOC_HI22,
2152 BFD_RELOC_LO10,
2154 /* For systems that allocate a Global Pointer register, these are
2155 displacements off that register. These relocation types are
2156 handled specially, because the value the register will have is
2157 decided relatively late. */
2158 BFD_RELOC_GPREL16,
2159 BFD_RELOC_GPREL32,
2161 /* Reloc types used for i960/b.out. */
2162 BFD_RELOC_I960_CALLJ,
2164 /* SPARC ELF relocations. There is probably some overlap with other
2165 relocation types already defined. */
2166 BFD_RELOC_NONE,
2167 BFD_RELOC_SPARC_WDISP22,
2168 BFD_RELOC_SPARC22,
2169 BFD_RELOC_SPARC13,
2170 BFD_RELOC_SPARC_GOT10,
2171 BFD_RELOC_SPARC_GOT13,
2172 BFD_RELOC_SPARC_GOT22,
2173 BFD_RELOC_SPARC_PC10,
2174 BFD_RELOC_SPARC_PC22,
2175 BFD_RELOC_SPARC_WPLT30,
2176 BFD_RELOC_SPARC_COPY,
2177 BFD_RELOC_SPARC_GLOB_DAT,
2178 BFD_RELOC_SPARC_JMP_SLOT,
2179 BFD_RELOC_SPARC_RELATIVE,
2180 BFD_RELOC_SPARC_UA16,
2181 BFD_RELOC_SPARC_UA32,
2182 BFD_RELOC_SPARC_UA64,
2184 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2185 BFD_RELOC_SPARC_BASE13,
2186 BFD_RELOC_SPARC_BASE22,
2188 /* SPARC64 relocations */
2189 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2190 BFD_RELOC_SPARC_10,
2191 BFD_RELOC_SPARC_11,
2192 BFD_RELOC_SPARC_OLO10,
2193 BFD_RELOC_SPARC_HH22,
2194 BFD_RELOC_SPARC_HM10,
2195 BFD_RELOC_SPARC_LM22,
2196 BFD_RELOC_SPARC_PC_HH22,
2197 BFD_RELOC_SPARC_PC_HM10,
2198 BFD_RELOC_SPARC_PC_LM22,
2199 BFD_RELOC_SPARC_WDISP16,
2200 BFD_RELOC_SPARC_WDISP19,
2201 BFD_RELOC_SPARC_7,
2202 BFD_RELOC_SPARC_6,
2203 BFD_RELOC_SPARC_5,
2204 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2205 BFD_RELOC_SPARC_PLT32,
2206 BFD_RELOC_SPARC_PLT64,
2207 BFD_RELOC_SPARC_HIX22,
2208 BFD_RELOC_SPARC_LOX10,
2209 BFD_RELOC_SPARC_H44,
2210 BFD_RELOC_SPARC_M44,
2211 BFD_RELOC_SPARC_L44,
2212 BFD_RELOC_SPARC_REGISTER,
2214 /* SPARC little endian relocation */
2215 BFD_RELOC_SPARC_REV32,
2217 /* SPARC TLS relocations */
2218 BFD_RELOC_SPARC_TLS_GD_HI22,
2219 BFD_RELOC_SPARC_TLS_GD_LO10,
2220 BFD_RELOC_SPARC_TLS_GD_ADD,
2221 BFD_RELOC_SPARC_TLS_GD_CALL,
2222 BFD_RELOC_SPARC_TLS_LDM_HI22,
2223 BFD_RELOC_SPARC_TLS_LDM_LO10,
2224 BFD_RELOC_SPARC_TLS_LDM_ADD,
2225 BFD_RELOC_SPARC_TLS_LDM_CALL,
2226 BFD_RELOC_SPARC_TLS_LDO_HIX22,
2227 BFD_RELOC_SPARC_TLS_LDO_LOX10,
2228 BFD_RELOC_SPARC_TLS_LDO_ADD,
2229 BFD_RELOC_SPARC_TLS_IE_HI22,
2230 BFD_RELOC_SPARC_TLS_IE_LO10,
2231 BFD_RELOC_SPARC_TLS_IE_LD,
2232 BFD_RELOC_SPARC_TLS_IE_LDX,
2233 BFD_RELOC_SPARC_TLS_IE_ADD,
2234 BFD_RELOC_SPARC_TLS_LE_HIX22,
2235 BFD_RELOC_SPARC_TLS_LE_LOX10,
2236 BFD_RELOC_SPARC_TLS_DTPMOD32,
2237 BFD_RELOC_SPARC_TLS_DTPMOD64,
2238 BFD_RELOC_SPARC_TLS_DTPOFF32,
2239 BFD_RELOC_SPARC_TLS_DTPOFF64,
2240 BFD_RELOC_SPARC_TLS_TPOFF32,
2241 BFD_RELOC_SPARC_TLS_TPOFF64,
2243 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2244 "addend" in some special way.
2245 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2246 writing; when reading, it will be the absolute section symbol. The
2247 addend is the displacement in bytes of the "lda" instruction from
2248 the "ldah" instruction (which is at the address of this reloc). */
2249 BFD_RELOC_ALPHA_GPDISP_HI16,
2251 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2252 with GPDISP_HI16 relocs. The addend is ignored when writing the
2253 relocations out, and is filled in with the file's GP value on
2254 reading, for convenience. */
2255 BFD_RELOC_ALPHA_GPDISP_LO16,
2257 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2258 relocation except that there is no accompanying GPDISP_LO16
2259 relocation. */
2260 BFD_RELOC_ALPHA_GPDISP,
2262 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2263 the assembler turns it into a LDQ instruction to load the address of
2264 the symbol, and then fills in a register in the real instruction.
2266 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2267 section symbol. The addend is ignored when writing, but is filled
2268 in with the file's GP value on reading, for convenience, as with the
2269 GPDISP_LO16 reloc.
2271 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2272 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2273 but it generates output not based on the position within the .got
2274 section, but relative to the GP value chosen for the file during the
2275 final link stage.
2277 The LITUSE reloc, on the instruction using the loaded address, gives
2278 information to the linker that it might be able to use to optimize
2279 away some literal section references. The symbol is ignored (read
2280 as the absolute section symbol), and the "addend" indicates the type
2281 of instruction using the register:
2282 1 - "memory" fmt insn
2283 2 - byte-manipulation (byte offset reg)
2284 3 - jsr (target of branch) */
2285 BFD_RELOC_ALPHA_LITERAL,
2286 BFD_RELOC_ALPHA_ELF_LITERAL,
2287 BFD_RELOC_ALPHA_LITUSE,
2289 /* The HINT relocation indicates a value that should be filled into the
2290 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2291 prediction logic which may be provided on some processors. */
2292 BFD_RELOC_ALPHA_HINT,
2294 /* The LINKAGE relocation outputs a linkage pair in the object file,
2295 which is filled by the linker. */
2296 BFD_RELOC_ALPHA_LINKAGE,
2298 /* The CODEADDR relocation outputs a STO_CA in the object file,
2299 which is filled by the linker. */
2300 BFD_RELOC_ALPHA_CODEADDR,
2302 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2303 GP register. */
2304 BFD_RELOC_ALPHA_GPREL_HI16,
2305 BFD_RELOC_ALPHA_GPREL_LO16,
2307 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2308 share a common GP, and the target address is adjusted for
2309 STO_ALPHA_STD_GPLOAD. */
2310 BFD_RELOC_ALPHA_BRSGP,
2312 /* Alpha thread-local storage relocations. */
2313 BFD_RELOC_ALPHA_TLSGD,
2314 BFD_RELOC_ALPHA_TLSLDM,
2315 BFD_RELOC_ALPHA_DTPMOD64,
2316 BFD_RELOC_ALPHA_GOTDTPREL16,
2317 BFD_RELOC_ALPHA_DTPREL64,
2318 BFD_RELOC_ALPHA_DTPREL_HI16,
2319 BFD_RELOC_ALPHA_DTPREL_LO16,
2320 BFD_RELOC_ALPHA_DTPREL16,
2321 BFD_RELOC_ALPHA_GOTTPREL16,
2322 BFD_RELOC_ALPHA_TPREL64,
2323 BFD_RELOC_ALPHA_TPREL_HI16,
2324 BFD_RELOC_ALPHA_TPREL_LO16,
2325 BFD_RELOC_ALPHA_TPREL16,
2327 /* Bits 27..2 of the relocation address shifted right 2 bits;
2328 simple reloc otherwise. */
2329 BFD_RELOC_MIPS_JMP,
2331 /* The MIPS16 jump instruction. */
2332 BFD_RELOC_MIPS16_JMP,
2334 /* MIPS16 GP relative reloc. */
2335 BFD_RELOC_MIPS16_GPREL,
2337 /* High 16 bits of 32-bit value; simple reloc. */
2338 BFD_RELOC_HI16,
2340 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2341 extended and added to form the final result. If the low 16
2342 bits form a negative number, we need to add one to the high value
2343 to compensate for the borrow when the low bits are added. */
2344 BFD_RELOC_HI16_S,
2346 /* Low 16 bits. */
2347 BFD_RELOC_LO16,
2349 /* Relocation against a MIPS literal section. */
2350 BFD_RELOC_MIPS_LITERAL,
2352 /* MIPS ELF relocations. */
2353 BFD_RELOC_MIPS_GOT16,
2354 BFD_RELOC_MIPS_CALL16,
2355 BFD_RELOC_MIPS_GOT_HI16,
2356 BFD_RELOC_MIPS_GOT_LO16,
2357 BFD_RELOC_MIPS_CALL_HI16,
2358 BFD_RELOC_MIPS_CALL_LO16,
2359 BFD_RELOC_MIPS_SUB,
2360 BFD_RELOC_MIPS_GOT_PAGE,
2361 BFD_RELOC_MIPS_GOT_OFST,
2362 BFD_RELOC_MIPS_GOT_DISP,
2363 BFD_RELOC_MIPS_SHIFT5,
2364 BFD_RELOC_MIPS_SHIFT6,
2365 BFD_RELOC_MIPS_INSERT_A,
2366 BFD_RELOC_MIPS_INSERT_B,
2367 BFD_RELOC_MIPS_DELETE,
2368 BFD_RELOC_MIPS_HIGHEST,
2369 BFD_RELOC_MIPS_HIGHER,
2370 BFD_RELOC_MIPS_SCN_DISP,
2371 BFD_RELOC_MIPS_REL16,
2372 BFD_RELOC_MIPS_RELGOT,
2373 BFD_RELOC_MIPS_JALR,
2376 /* Fujitsu Frv Relocations. */
2377 BFD_RELOC_FRV_LABEL16,
2378 BFD_RELOC_FRV_LABEL24,
2379 BFD_RELOC_FRV_LO16,
2380 BFD_RELOC_FRV_HI16,
2381 BFD_RELOC_FRV_GPREL12,
2382 BFD_RELOC_FRV_GPRELU12,
2383 BFD_RELOC_FRV_GPREL32,
2384 BFD_RELOC_FRV_GPRELHI,
2385 BFD_RELOC_FRV_GPRELLO,
2386 BFD_RELOC_FRV_GOT12,
2387 BFD_RELOC_FRV_GOTHI,
2388 BFD_RELOC_FRV_GOTLO,
2389 BFD_RELOC_FRV_FUNCDESC,
2390 BFD_RELOC_FRV_FUNCDESC_GOT12,
2391 BFD_RELOC_FRV_FUNCDESC_GOTHI,
2392 BFD_RELOC_FRV_FUNCDESC_GOTLO,
2393 BFD_RELOC_FRV_FUNCDESC_VALUE,
2394 BFD_RELOC_FRV_FUNCDESC_GOTOFF12,
2395 BFD_RELOC_FRV_FUNCDESC_GOTOFFHI,
2396 BFD_RELOC_FRV_FUNCDESC_GOTOFFLO,
2397 BFD_RELOC_FRV_GOTOFF12,
2398 BFD_RELOC_FRV_GOTOFFHI,
2399 BFD_RELOC_FRV_GOTOFFLO,
2402 /* This is a 24bit GOT-relative reloc for the mn10300. */
2403 BFD_RELOC_MN10300_GOTOFF24,
2405 /* This is a 32bit GOT-relative reloc for the mn10300, offset by two bytes
2406 in the instruction. */
2407 BFD_RELOC_MN10300_GOT32,
2409 /* This is a 24bit GOT-relative reloc for the mn10300, offset by two bytes
2410 in the instruction. */
2411 BFD_RELOC_MN10300_GOT24,
2413 /* This is a 16bit GOT-relative reloc for the mn10300, offset by two bytes
2414 in the instruction. */
2415 BFD_RELOC_MN10300_GOT16,
2417 /* Copy symbol at runtime. */
2418 BFD_RELOC_MN10300_COPY,
2420 /* Create GOT entry. */
2421 BFD_RELOC_MN10300_GLOB_DAT,
2423 /* Create PLT entry. */
2424 BFD_RELOC_MN10300_JMP_SLOT,
2426 /* Adjust by program base. */
2427 BFD_RELOC_MN10300_RELATIVE,
2430 /* i386/elf relocations */
2431 BFD_RELOC_386_GOT32,
2432 BFD_RELOC_386_PLT32,
2433 BFD_RELOC_386_COPY,
2434 BFD_RELOC_386_GLOB_DAT,
2435 BFD_RELOC_386_JUMP_SLOT,
2436 BFD_RELOC_386_RELATIVE,
2437 BFD_RELOC_386_GOTOFF,
2438 BFD_RELOC_386_GOTPC,
2439 BFD_RELOC_386_TLS_TPOFF,
2440 BFD_RELOC_386_TLS_IE,
2441 BFD_RELOC_386_TLS_GOTIE,
2442 BFD_RELOC_386_TLS_LE,
2443 BFD_RELOC_386_TLS_GD,
2444 BFD_RELOC_386_TLS_LDM,
2445 BFD_RELOC_386_TLS_LDO_32,
2446 BFD_RELOC_386_TLS_IE_32,
2447 BFD_RELOC_386_TLS_LE_32,
2448 BFD_RELOC_386_TLS_DTPMOD32,
2449 BFD_RELOC_386_TLS_DTPOFF32,
2450 BFD_RELOC_386_TLS_TPOFF32,
2452 /* x86-64/elf relocations */
2453 BFD_RELOC_X86_64_GOT32,
2454 BFD_RELOC_X86_64_PLT32,
2455 BFD_RELOC_X86_64_COPY,
2456 BFD_RELOC_X86_64_GLOB_DAT,
2457 BFD_RELOC_X86_64_JUMP_SLOT,
2458 BFD_RELOC_X86_64_RELATIVE,
2459 BFD_RELOC_X86_64_GOTPCREL,
2460 BFD_RELOC_X86_64_32S,
2461 BFD_RELOC_X86_64_DTPMOD64,
2462 BFD_RELOC_X86_64_DTPOFF64,
2463 BFD_RELOC_X86_64_TPOFF64,
2464 BFD_RELOC_X86_64_TLSGD,
2465 BFD_RELOC_X86_64_TLSLD,
2466 BFD_RELOC_X86_64_DTPOFF32,
2467 BFD_RELOC_X86_64_GOTTPOFF,
2468 BFD_RELOC_X86_64_TPOFF32,
2470 /* ns32k relocations */
2471 BFD_RELOC_NS32K_IMM_8,
2472 BFD_RELOC_NS32K_IMM_16,
2473 BFD_RELOC_NS32K_IMM_32,
2474 BFD_RELOC_NS32K_IMM_8_PCREL,
2475 BFD_RELOC_NS32K_IMM_16_PCREL,
2476 BFD_RELOC_NS32K_IMM_32_PCREL,
2477 BFD_RELOC_NS32K_DISP_8,
2478 BFD_RELOC_NS32K_DISP_16,
2479 BFD_RELOC_NS32K_DISP_32,
2480 BFD_RELOC_NS32K_DISP_8_PCREL,
2481 BFD_RELOC_NS32K_DISP_16_PCREL,
2482 BFD_RELOC_NS32K_DISP_32_PCREL,
2484 /* PDP11 relocations */
2485 BFD_RELOC_PDP11_DISP_8_PCREL,
2486 BFD_RELOC_PDP11_DISP_6_PCREL,
2488 /* Picojava relocs. Not all of these appear in object files. */
2489 BFD_RELOC_PJ_CODE_HI16,
2490 BFD_RELOC_PJ_CODE_LO16,
2491 BFD_RELOC_PJ_CODE_DIR16,
2492 BFD_RELOC_PJ_CODE_DIR32,
2493 BFD_RELOC_PJ_CODE_REL16,
2494 BFD_RELOC_PJ_CODE_REL32,
2496 /* Power(rs6000) and PowerPC relocations. */
2497 BFD_RELOC_PPC_B26,
2498 BFD_RELOC_PPC_BA26,
2499 BFD_RELOC_PPC_TOC16,
2500 BFD_RELOC_PPC_B16,
2501 BFD_RELOC_PPC_B16_BRTAKEN,
2502 BFD_RELOC_PPC_B16_BRNTAKEN,
2503 BFD_RELOC_PPC_BA16,
2504 BFD_RELOC_PPC_BA16_BRTAKEN,
2505 BFD_RELOC_PPC_BA16_BRNTAKEN,
2506 BFD_RELOC_PPC_COPY,
2507 BFD_RELOC_PPC_GLOB_DAT,
2508 BFD_RELOC_PPC_JMP_SLOT,
2509 BFD_RELOC_PPC_RELATIVE,
2510 BFD_RELOC_PPC_LOCAL24PC,
2511 BFD_RELOC_PPC_EMB_NADDR32,
2512 BFD_RELOC_PPC_EMB_NADDR16,
2513 BFD_RELOC_PPC_EMB_NADDR16_LO,
2514 BFD_RELOC_PPC_EMB_NADDR16_HI,
2515 BFD_RELOC_PPC_EMB_NADDR16_HA,
2516 BFD_RELOC_PPC_EMB_SDAI16,
2517 BFD_RELOC_PPC_EMB_SDA2I16,
2518 BFD_RELOC_PPC_EMB_SDA2REL,
2519 BFD_RELOC_PPC_EMB_SDA21,
2520 BFD_RELOC_PPC_EMB_MRKREF,
2521 BFD_RELOC_PPC_EMB_RELSEC16,
2522 BFD_RELOC_PPC_EMB_RELST_LO,
2523 BFD_RELOC_PPC_EMB_RELST_HI,
2524 BFD_RELOC_PPC_EMB_RELST_HA,
2525 BFD_RELOC_PPC_EMB_BIT_FLD,
2526 BFD_RELOC_PPC_EMB_RELSDA,
2527 BFD_RELOC_PPC64_HIGHER,
2528 BFD_RELOC_PPC64_HIGHER_S,
2529 BFD_RELOC_PPC64_HIGHEST,
2530 BFD_RELOC_PPC64_HIGHEST_S,
2531 BFD_RELOC_PPC64_TOC16_LO,
2532 BFD_RELOC_PPC64_TOC16_HI,
2533 BFD_RELOC_PPC64_TOC16_HA,
2534 BFD_RELOC_PPC64_TOC,
2535 BFD_RELOC_PPC64_PLTGOT16,
2536 BFD_RELOC_PPC64_PLTGOT16_LO,
2537 BFD_RELOC_PPC64_PLTGOT16_HI,
2538 BFD_RELOC_PPC64_PLTGOT16_HA,
2539 BFD_RELOC_PPC64_ADDR16_DS,
2540 BFD_RELOC_PPC64_ADDR16_LO_DS,
2541 BFD_RELOC_PPC64_GOT16_DS,
2542 BFD_RELOC_PPC64_GOT16_LO_DS,
2543 BFD_RELOC_PPC64_PLT16_LO_DS,
2544 BFD_RELOC_PPC64_SECTOFF_DS,
2545 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2546 BFD_RELOC_PPC64_TOC16_DS,
2547 BFD_RELOC_PPC64_TOC16_LO_DS,
2548 BFD_RELOC_PPC64_PLTGOT16_DS,
2549 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2551 /* PowerPC and PowerPC64 thread-local storage relocations. */
2552 BFD_RELOC_PPC_TLS,
2553 BFD_RELOC_PPC_DTPMOD,
2554 BFD_RELOC_PPC_TPREL16,
2555 BFD_RELOC_PPC_TPREL16_LO,
2556 BFD_RELOC_PPC_TPREL16_HI,
2557 BFD_RELOC_PPC_TPREL16_HA,
2558 BFD_RELOC_PPC_TPREL,
2559 BFD_RELOC_PPC_DTPREL16,
2560 BFD_RELOC_PPC_DTPREL16_LO,
2561 BFD_RELOC_PPC_DTPREL16_HI,
2562 BFD_RELOC_PPC_DTPREL16_HA,
2563 BFD_RELOC_PPC_DTPREL,
2564 BFD_RELOC_PPC_GOT_TLSGD16,
2565 BFD_RELOC_PPC_GOT_TLSGD16_LO,
2566 BFD_RELOC_PPC_GOT_TLSGD16_HI,
2567 BFD_RELOC_PPC_GOT_TLSGD16_HA,
2568 BFD_RELOC_PPC_GOT_TLSLD16,
2569 BFD_RELOC_PPC_GOT_TLSLD16_LO,
2570 BFD_RELOC_PPC_GOT_TLSLD16_HI,
2571 BFD_RELOC_PPC_GOT_TLSLD16_HA,
2572 BFD_RELOC_PPC_GOT_TPREL16,
2573 BFD_RELOC_PPC_GOT_TPREL16_LO,
2574 BFD_RELOC_PPC_GOT_TPREL16_HI,
2575 BFD_RELOC_PPC_GOT_TPREL16_HA,
2576 BFD_RELOC_PPC_GOT_DTPREL16,
2577 BFD_RELOC_PPC_GOT_DTPREL16_LO,
2578 BFD_RELOC_PPC_GOT_DTPREL16_HI,
2579 BFD_RELOC_PPC_GOT_DTPREL16_HA,
2580 BFD_RELOC_PPC64_TPREL16_DS,
2581 BFD_RELOC_PPC64_TPREL16_LO_DS,
2582 BFD_RELOC_PPC64_TPREL16_HIGHER,
2583 BFD_RELOC_PPC64_TPREL16_HIGHERA,
2584 BFD_RELOC_PPC64_TPREL16_HIGHEST,
2585 BFD_RELOC_PPC64_TPREL16_HIGHESTA,
2586 BFD_RELOC_PPC64_DTPREL16_DS,
2587 BFD_RELOC_PPC64_DTPREL16_LO_DS,
2588 BFD_RELOC_PPC64_DTPREL16_HIGHER,
2589 BFD_RELOC_PPC64_DTPREL16_HIGHERA,
2590 BFD_RELOC_PPC64_DTPREL16_HIGHEST,
2591 BFD_RELOC_PPC64_DTPREL16_HIGHESTA,
2593 /* IBM 370/390 relocations */
2594 BFD_RELOC_I370_D12,
2596 /* The type of reloc used to build a constructor table - at the moment
2597 probably a 32 bit wide absolute relocation, but the target can choose.
2598 It generally does map to one of the other relocation types. */
2599 BFD_RELOC_CTOR,
2601 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2602 not stored in the instruction. */
2603 BFD_RELOC_ARM_PCREL_BRANCH,
2605 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2606 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2607 field in the instruction. */
2608 BFD_RELOC_ARM_PCREL_BLX,
2610 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2611 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2612 field in the instruction. */
2613 BFD_RELOC_THUMB_PCREL_BLX,
2615 /* These relocs are only used within the ARM assembler. They are not
2616 (at present) written to any object files. */
2617 BFD_RELOC_ARM_IMMEDIATE,
2618 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2619 BFD_RELOC_ARM_OFFSET_IMM,
2620 BFD_RELOC_ARM_SHIFT_IMM,
2621 BFD_RELOC_ARM_SWI,
2622 BFD_RELOC_ARM_MULTI,
2623 BFD_RELOC_ARM_CP_OFF_IMM,
2624 BFD_RELOC_ARM_CP_OFF_IMM_S2,
2625 BFD_RELOC_ARM_ADR_IMM,
2626 BFD_RELOC_ARM_LDR_IMM,
2627 BFD_RELOC_ARM_LITERAL,
2628 BFD_RELOC_ARM_IN_POOL,
2629 BFD_RELOC_ARM_OFFSET_IMM8,
2630 BFD_RELOC_ARM_HWLITERAL,
2631 BFD_RELOC_ARM_THUMB_ADD,
2632 BFD_RELOC_ARM_THUMB_IMM,
2633 BFD_RELOC_ARM_THUMB_SHIFT,
2634 BFD_RELOC_ARM_THUMB_OFFSET,
2635 BFD_RELOC_ARM_GOT12,
2636 BFD_RELOC_ARM_GOT32,
2637 BFD_RELOC_ARM_JUMP_SLOT,
2638 BFD_RELOC_ARM_COPY,
2639 BFD_RELOC_ARM_GLOB_DAT,
2640 BFD_RELOC_ARM_PLT32,
2641 BFD_RELOC_ARM_RELATIVE,
2642 BFD_RELOC_ARM_GOTOFF,
2643 BFD_RELOC_ARM_GOTPC,
2645 /* Pc-relative or absolute relocation depending on target. Used for
2646 entries in .init_array sections. */
2647 BFD_RELOC_ARM_TARGET1,
2649 /* Read-only segment base relative address. */
2650 BFD_RELOC_ARM_ROSEGREL32,
2652 /* Data segment base relative address. */
2653 BFD_RELOC_ARM_SBREL32,
2655 /* This reloc is used for References to RTTI dta from exception handling
2656 tables. The actual definition depends on the target. It may be a
2657 pc-relative or some form of GOT-indirect relocation. */
2658 BFD_RELOC_ARM_TARGET2,
2660 /* 31-bit PC relative address. */
2661 BFD_RELOC_ARM_PREL31,
2663 /* Renesas / SuperH SH relocs. Not all of these appear in object files. */
2664 BFD_RELOC_SH_PCDISP8BY2,
2665 BFD_RELOC_SH_PCDISP12BY2,
2666 BFD_RELOC_SH_IMM3,
2667 BFD_RELOC_SH_IMM3U,
2668 BFD_RELOC_SH_DISP12,
2669 BFD_RELOC_SH_DISP12BY2,
2670 BFD_RELOC_SH_DISP12BY4,
2671 BFD_RELOC_SH_DISP12BY8,
2672 BFD_RELOC_SH_DISP20,
2673 BFD_RELOC_SH_DISP20BY8,
2674 BFD_RELOC_SH_IMM4,
2675 BFD_RELOC_SH_IMM4BY2,
2676 BFD_RELOC_SH_IMM4BY4,
2677 BFD_RELOC_SH_IMM8,
2678 BFD_RELOC_SH_IMM8BY2,
2679 BFD_RELOC_SH_IMM8BY4,
2680 BFD_RELOC_SH_PCRELIMM8BY2,
2681 BFD_RELOC_SH_PCRELIMM8BY4,
2682 BFD_RELOC_SH_SWITCH16,
2683 BFD_RELOC_SH_SWITCH32,
2684 BFD_RELOC_SH_USES,
2685 BFD_RELOC_SH_COUNT,
2686 BFD_RELOC_SH_ALIGN,
2687 BFD_RELOC_SH_CODE,
2688 BFD_RELOC_SH_DATA,
2689 BFD_RELOC_SH_LABEL,
2690 BFD_RELOC_SH_LOOP_START,
2691 BFD_RELOC_SH_LOOP_END,
2692 BFD_RELOC_SH_COPY,
2693 BFD_RELOC_SH_GLOB_DAT,
2694 BFD_RELOC_SH_JMP_SLOT,
2695 BFD_RELOC_SH_RELATIVE,
2696 BFD_RELOC_SH_GOTPC,
2697 BFD_RELOC_SH_GOT_LOW16,
2698 BFD_RELOC_SH_GOT_MEDLOW16,
2699 BFD_RELOC_SH_GOT_MEDHI16,
2700 BFD_RELOC_SH_GOT_HI16,
2701 BFD_RELOC_SH_GOTPLT_LOW16,
2702 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2703 BFD_RELOC_SH_GOTPLT_MEDHI16,
2704 BFD_RELOC_SH_GOTPLT_HI16,
2705 BFD_RELOC_SH_PLT_LOW16,
2706 BFD_RELOC_SH_PLT_MEDLOW16,
2707 BFD_RELOC_SH_PLT_MEDHI16,
2708 BFD_RELOC_SH_PLT_HI16,
2709 BFD_RELOC_SH_GOTOFF_LOW16,
2710 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2711 BFD_RELOC_SH_GOTOFF_MEDHI16,
2712 BFD_RELOC_SH_GOTOFF_HI16,
2713 BFD_RELOC_SH_GOTPC_LOW16,
2714 BFD_RELOC_SH_GOTPC_MEDLOW16,
2715 BFD_RELOC_SH_GOTPC_MEDHI16,
2716 BFD_RELOC_SH_GOTPC_HI16,
2717 BFD_RELOC_SH_COPY64,
2718 BFD_RELOC_SH_GLOB_DAT64,
2719 BFD_RELOC_SH_JMP_SLOT64,
2720 BFD_RELOC_SH_RELATIVE64,
2721 BFD_RELOC_SH_GOT10BY4,
2722 BFD_RELOC_SH_GOT10BY8,
2723 BFD_RELOC_SH_GOTPLT10BY4,
2724 BFD_RELOC_SH_GOTPLT10BY8,
2725 BFD_RELOC_SH_GOTPLT32,
2726 BFD_RELOC_SH_SHMEDIA_CODE,
2727 BFD_RELOC_SH_IMMU5,
2728 BFD_RELOC_SH_IMMS6,
2729 BFD_RELOC_SH_IMMS6BY32,
2730 BFD_RELOC_SH_IMMU6,
2731 BFD_RELOC_SH_IMMS10,
2732 BFD_RELOC_SH_IMMS10BY2,
2733 BFD_RELOC_SH_IMMS10BY4,
2734 BFD_RELOC_SH_IMMS10BY8,
2735 BFD_RELOC_SH_IMMS16,
2736 BFD_RELOC_SH_IMMU16,
2737 BFD_RELOC_SH_IMM_LOW16,
2738 BFD_RELOC_SH_IMM_LOW16_PCREL,
2739 BFD_RELOC_SH_IMM_MEDLOW16,
2740 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2741 BFD_RELOC_SH_IMM_MEDHI16,
2742 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2743 BFD_RELOC_SH_IMM_HI16,
2744 BFD_RELOC_SH_IMM_HI16_PCREL,
2745 BFD_RELOC_SH_PT_16,
2746 BFD_RELOC_SH_TLS_GD_32,
2747 BFD_RELOC_SH_TLS_LD_32,
2748 BFD_RELOC_SH_TLS_LDO_32,
2749 BFD_RELOC_SH_TLS_IE_32,
2750 BFD_RELOC_SH_TLS_LE_32,
2751 BFD_RELOC_SH_TLS_DTPMOD32,
2752 BFD_RELOC_SH_TLS_DTPOFF32,
2753 BFD_RELOC_SH_TLS_TPOFF32,
2755 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2756 be zero and is not stored in the instruction. */
2757 BFD_RELOC_THUMB_PCREL_BRANCH9,
2758 BFD_RELOC_THUMB_PCREL_BRANCH12,
2759 BFD_RELOC_THUMB_PCREL_BRANCH23,
2761 /* ARC Cores relocs.
2762 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2763 not stored in the instruction. The high 20 bits are installed in bits 26
2764 through 7 of the instruction. */
2765 BFD_RELOC_ARC_B22_PCREL,
2767 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2768 stored in the instruction. The high 24 bits are installed in bits 23
2769 through 0. */
2770 BFD_RELOC_ARC_B26,
2772 /* Mitsubishi D10V relocs.
2773 This is a 10-bit reloc with the right 2 bits
2774 assumed to be 0. */
2775 BFD_RELOC_D10V_10_PCREL_R,
2777 /* Mitsubishi D10V relocs.
2778 This is a 10-bit reloc with the right 2 bits
2779 assumed to be 0. This is the same as the previous reloc
2780 except it is in the left container, i.e.,
2781 shifted left 15 bits. */
2782 BFD_RELOC_D10V_10_PCREL_L,
2784 /* This is an 18-bit reloc with the right 2 bits
2785 assumed to be 0. */
2786 BFD_RELOC_D10V_18,
2788 /* This is an 18-bit reloc with the right 2 bits
2789 assumed to be 0. */
2790 BFD_RELOC_D10V_18_PCREL,
2792 /* Mitsubishi D30V relocs.
2793 This is a 6-bit absolute reloc. */
2794 BFD_RELOC_D30V_6,
2796 /* This is a 6-bit pc-relative reloc with
2797 the right 3 bits assumed to be 0. */
2798 BFD_RELOC_D30V_9_PCREL,
2800 /* This is a 6-bit pc-relative reloc with
2801 the right 3 bits assumed to be 0. Same
2802 as the previous reloc but on the right side
2803 of the container. */
2804 BFD_RELOC_D30V_9_PCREL_R,
2806 /* This is a 12-bit absolute reloc with the
2807 right 3 bitsassumed to be 0. */
2808 BFD_RELOC_D30V_15,
2810 /* This is a 12-bit pc-relative reloc with
2811 the right 3 bits assumed to be 0. */
2812 BFD_RELOC_D30V_15_PCREL,
2814 /* This is a 12-bit pc-relative reloc with
2815 the right 3 bits assumed to be 0. Same
2816 as the previous reloc but on the right side
2817 of the container. */
2818 BFD_RELOC_D30V_15_PCREL_R,
2820 /* This is an 18-bit absolute reloc with
2821 the right 3 bits assumed to be 0. */
2822 BFD_RELOC_D30V_21,
2824 /* This is an 18-bit pc-relative reloc with
2825 the right 3 bits assumed to be 0. */
2826 BFD_RELOC_D30V_21_PCREL,
2828 /* This is an 18-bit pc-relative reloc with
2829 the right 3 bits assumed to be 0. Same
2830 as the previous reloc but on the right side
2831 of the container. */
2832 BFD_RELOC_D30V_21_PCREL_R,
2834 /* This is a 32-bit absolute reloc. */
2835 BFD_RELOC_D30V_32,
2837 /* This is a 32-bit pc-relative reloc. */
2838 BFD_RELOC_D30V_32_PCREL,
2840 /* DLX relocs */
2841 BFD_RELOC_DLX_HI16_S,
2843 /* DLX relocs */
2844 BFD_RELOC_DLX_LO16,
2846 /* DLX relocs */
2847 BFD_RELOC_DLX_JMP26,
2849 /* Renesas M32R (formerly Mitsubishi M32R) relocs.
2850 This is a 24 bit absolute address. */
2851 BFD_RELOC_M32R_24,
2853 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2854 BFD_RELOC_M32R_10_PCREL,
2856 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2857 BFD_RELOC_M32R_18_PCREL,
2859 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2860 BFD_RELOC_M32R_26_PCREL,
2862 /* This is a 16-bit reloc containing the high 16 bits of an address
2863 used when the lower 16 bits are treated as unsigned. */
2864 BFD_RELOC_M32R_HI16_ULO,
2866 /* This is a 16-bit reloc containing the high 16 bits of an address
2867 used when the lower 16 bits are treated as signed. */
2868 BFD_RELOC_M32R_HI16_SLO,
2870 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2871 BFD_RELOC_M32R_LO16,
2873 /* This is a 16-bit reloc containing the small data area offset for use in
2874 add3, load, and store instructions. */
2875 BFD_RELOC_M32R_SDA16,
2877 /* For PIC. */
2878 BFD_RELOC_M32R_GOT24,
2879 BFD_RELOC_M32R_26_PLTREL,
2880 BFD_RELOC_M32R_COPY,
2881 BFD_RELOC_M32R_GLOB_DAT,
2882 BFD_RELOC_M32R_JMP_SLOT,
2883 BFD_RELOC_M32R_RELATIVE,
2884 BFD_RELOC_M32R_GOTOFF,
2885 BFD_RELOC_M32R_GOTOFF_HI_ULO,
2886 BFD_RELOC_M32R_GOTOFF_HI_SLO,
2887 BFD_RELOC_M32R_GOTOFF_LO,
2888 BFD_RELOC_M32R_GOTPC24,
2889 BFD_RELOC_M32R_GOT16_HI_ULO,
2890 BFD_RELOC_M32R_GOT16_HI_SLO,
2891 BFD_RELOC_M32R_GOT16_LO,
2892 BFD_RELOC_M32R_GOTPC_HI_ULO,
2893 BFD_RELOC_M32R_GOTPC_HI_SLO,
2894 BFD_RELOC_M32R_GOTPC_LO,
2896 /* This is a 9-bit reloc */
2897 BFD_RELOC_V850_9_PCREL,
2899 /* This is a 22-bit reloc */
2900 BFD_RELOC_V850_22_PCREL,
2902 /* This is a 16 bit offset from the short data area pointer. */
2903 BFD_RELOC_V850_SDA_16_16_OFFSET,
2905 /* This is a 16 bit offset (of which only 15 bits are used) from the
2906 short data area pointer. */
2907 BFD_RELOC_V850_SDA_15_16_OFFSET,
2909 /* This is a 16 bit offset from the zero data area pointer. */
2910 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2912 /* This is a 16 bit offset (of which only 15 bits are used) from the
2913 zero data area pointer. */
2914 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2916 /* This is an 8 bit offset (of which only 6 bits are used) from the
2917 tiny data area pointer. */
2918 BFD_RELOC_V850_TDA_6_8_OFFSET,
2920 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2921 data area pointer. */
2922 BFD_RELOC_V850_TDA_7_8_OFFSET,
2924 /* This is a 7 bit offset from the tiny data area pointer. */
2925 BFD_RELOC_V850_TDA_7_7_OFFSET,
2927 /* This is a 16 bit offset from the tiny data area pointer. */
2928 BFD_RELOC_V850_TDA_16_16_OFFSET,
2930 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2931 data area pointer. */
2932 BFD_RELOC_V850_TDA_4_5_OFFSET,
2934 /* This is a 4 bit offset from the tiny data area pointer. */
2935 BFD_RELOC_V850_TDA_4_4_OFFSET,
2937 /* This is a 16 bit offset from the short data area pointer, with the
2938 bits placed non-contiguously in the instruction. */
2939 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2941 /* This is a 16 bit offset from the zero data area pointer, with the
2942 bits placed non-contiguously in the instruction. */
2943 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2945 /* This is a 6 bit offset from the call table base pointer. */
2946 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2948 /* This is a 16 bit offset from the call table base pointer. */
2949 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2951 /* Used for relaxing indirect function calls. */
2952 BFD_RELOC_V850_LONGCALL,
2954 /* Used for relaxing indirect jumps. */
2955 BFD_RELOC_V850_LONGJUMP,
2957 /* Used to maintain alignment whilst relaxing. */
2958 BFD_RELOC_V850_ALIGN,
2960 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2961 instruction. */
2962 BFD_RELOC_MN10300_32_PCREL,
2964 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2965 instruction. */
2966 BFD_RELOC_MN10300_16_PCREL,
2968 /* This is a 8bit DP reloc for the tms320c30, where the most
2969 significant 8 bits of a 24 bit word are placed into the least
2970 significant 8 bits of the opcode. */
2971 BFD_RELOC_TIC30_LDP,
2973 /* This is a 7bit reloc for the tms320c54x, where the least
2974 significant 7 bits of a 16 bit word are placed into the least
2975 significant 7 bits of the opcode. */
2976 BFD_RELOC_TIC54X_PARTLS7,
2978 /* This is a 9bit DP reloc for the tms320c54x, where the most
2979 significant 9 bits of a 16 bit word are placed into the least
2980 significant 9 bits of the opcode. */
2981 BFD_RELOC_TIC54X_PARTMS9,
2983 /* This is an extended address 23-bit reloc for the tms320c54x. */
2984 BFD_RELOC_TIC54X_23,
2986 /* This is a 16-bit reloc for the tms320c54x, where the least
2987 significant 16 bits of a 23-bit extended address are placed into
2988 the opcode. */
2989 BFD_RELOC_TIC54X_16_OF_23,
2991 /* This is a reloc for the tms320c54x, where the most
2992 significant 7 bits of a 23-bit extended address are placed into
2993 the opcode. */
2994 BFD_RELOC_TIC54X_MS7_OF_23,
2996 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2997 BFD_RELOC_FR30_48,
2999 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
3000 two sections. */
3001 BFD_RELOC_FR30_20,
3003 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
3004 4 bits. */
3005 BFD_RELOC_FR30_6_IN_4,
3007 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
3008 into 8 bits. */
3009 BFD_RELOC_FR30_8_IN_8,
3011 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
3012 into 8 bits. */
3013 BFD_RELOC_FR30_9_IN_8,
3015 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
3016 into 8 bits. */
3017 BFD_RELOC_FR30_10_IN_8,
3019 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
3020 short offset into 8 bits. */
3021 BFD_RELOC_FR30_9_PCREL,
3023 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
3024 short offset into 11 bits. */
3025 BFD_RELOC_FR30_12_PCREL,
3027 /* Motorola Mcore relocations. */
3028 BFD_RELOC_MCORE_PCREL_IMM8BY4,
3029 BFD_RELOC_MCORE_PCREL_IMM11BY2,
3030 BFD_RELOC_MCORE_PCREL_IMM4BY2,
3031 BFD_RELOC_MCORE_PCREL_32,
3032 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
3033 BFD_RELOC_MCORE_RVA,
3035 /* These are relocations for the GETA instruction. */
3036 BFD_RELOC_MMIX_GETA,
3037 BFD_RELOC_MMIX_GETA_1,
3038 BFD_RELOC_MMIX_GETA_2,
3039 BFD_RELOC_MMIX_GETA_3,
3041 /* These are relocations for a conditional branch instruction. */
3042 BFD_RELOC_MMIX_CBRANCH,
3043 BFD_RELOC_MMIX_CBRANCH_J,
3044 BFD_RELOC_MMIX_CBRANCH_1,
3045 BFD_RELOC_MMIX_CBRANCH_2,
3046 BFD_RELOC_MMIX_CBRANCH_3,
3048 /* These are relocations for the PUSHJ instruction. */
3049 BFD_RELOC_MMIX_PUSHJ,
3050 BFD_RELOC_MMIX_PUSHJ_1,
3051 BFD_RELOC_MMIX_PUSHJ_2,
3052 BFD_RELOC_MMIX_PUSHJ_3,
3053 BFD_RELOC_MMIX_PUSHJ_STUBBABLE,
3055 /* These are relocations for the JMP instruction. */
3056 BFD_RELOC_MMIX_JMP,
3057 BFD_RELOC_MMIX_JMP_1,
3058 BFD_RELOC_MMIX_JMP_2,
3059 BFD_RELOC_MMIX_JMP_3,
3061 /* This is a relocation for a relative address as in a GETA instruction or
3062 a branch. */
3063 BFD_RELOC_MMIX_ADDR19,
3065 /* This is a relocation for a relative address as in a JMP instruction. */
3066 BFD_RELOC_MMIX_ADDR27,
3068 /* This is a relocation for an instruction field that may be a general
3069 register or a value 0..255. */
3070 BFD_RELOC_MMIX_REG_OR_BYTE,
3072 /* This is a relocation for an instruction field that may be a general
3073 register. */
3074 BFD_RELOC_MMIX_REG,
3076 /* This is a relocation for two instruction fields holding a register and
3077 an offset, the equivalent of the relocation. */
3078 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
3080 /* This relocation is an assertion that the expression is not allocated as
3081 a global register. It does not modify contents. */
3082 BFD_RELOC_MMIX_LOCAL,
3084 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
3085 short offset into 7 bits. */
3086 BFD_RELOC_AVR_7_PCREL,
3088 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
3089 short offset into 12 bits. */
3090 BFD_RELOC_AVR_13_PCREL,
3092 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
3093 program memory address) into 16 bits. */
3094 BFD_RELOC_AVR_16_PM,
3096 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
3097 data memory address) into 8 bit immediate value of LDI insn. */
3098 BFD_RELOC_AVR_LO8_LDI,
3100 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
3101 of data memory address) into 8 bit immediate value of LDI insn. */
3102 BFD_RELOC_AVR_HI8_LDI,
3104 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
3105 of program memory address) into 8 bit immediate value of LDI insn. */
3106 BFD_RELOC_AVR_HH8_LDI,
3108 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3109 (usually data memory address) into 8 bit immediate value of SUBI insn. */
3110 BFD_RELOC_AVR_LO8_LDI_NEG,
3112 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3113 (high 8 bit of data memory address) into 8 bit immediate value of
3114 SUBI insn. */
3115 BFD_RELOC_AVR_HI8_LDI_NEG,
3117 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3118 (most high 8 bit of program memory address) into 8 bit immediate value
3119 of LDI or SUBI insn. */
3120 BFD_RELOC_AVR_HH8_LDI_NEG,
3122 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
3123 command address) into 8 bit immediate value of LDI insn. */
3124 BFD_RELOC_AVR_LO8_LDI_PM,
3126 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
3127 of command address) into 8 bit immediate value of LDI insn. */
3128 BFD_RELOC_AVR_HI8_LDI_PM,
3130 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
3131 of command address) into 8 bit immediate value of LDI insn. */
3132 BFD_RELOC_AVR_HH8_LDI_PM,
3134 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3135 (usually command address) into 8 bit immediate value of SUBI insn. */
3136 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
3138 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3139 (high 8 bit of 16 bit command address) into 8 bit immediate value
3140 of SUBI insn. */
3141 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
3143 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3144 (high 6 bit of 22 bit command address) into 8 bit immediate
3145 value of SUBI insn. */
3146 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
3148 /* This is a 32 bit reloc for the AVR that stores 23 bit value
3149 into 22 bits. */
3150 BFD_RELOC_AVR_CALL,
3152 /* Direct 12 bit. */
3153 BFD_RELOC_390_12,
3155 /* 12 bit GOT offset. */
3156 BFD_RELOC_390_GOT12,
3158 /* 32 bit PC relative PLT address. */
3159 BFD_RELOC_390_PLT32,
3161 /* Copy symbol at runtime. */
3162 BFD_RELOC_390_COPY,
3164 /* Create GOT entry. */
3165 BFD_RELOC_390_GLOB_DAT,
3167 /* Create PLT entry. */
3168 BFD_RELOC_390_JMP_SLOT,
3170 /* Adjust by program base. */
3171 BFD_RELOC_390_RELATIVE,
3173 /* 32 bit PC relative offset to GOT. */
3174 BFD_RELOC_390_GOTPC,
3176 /* 16 bit GOT offset. */
3177 BFD_RELOC_390_GOT16,
3179 /* PC relative 16 bit shifted by 1. */
3180 BFD_RELOC_390_PC16DBL,
3182 /* 16 bit PC rel. PLT shifted by 1. */
3183 BFD_RELOC_390_PLT16DBL,
3185 /* PC relative 32 bit shifted by 1. */
3186 BFD_RELOC_390_PC32DBL,
3188 /* 32 bit PC rel. PLT shifted by 1. */
3189 BFD_RELOC_390_PLT32DBL,
3191 /* 32 bit PC rel. GOT shifted by 1. */
3192 BFD_RELOC_390_GOTPCDBL,
3194 /* 64 bit GOT offset. */
3195 BFD_RELOC_390_GOT64,
3197 /* 64 bit PC relative PLT address. */
3198 BFD_RELOC_390_PLT64,
3200 /* 32 bit rel. offset to GOT entry. */
3201 BFD_RELOC_390_GOTENT,
3203 /* 64 bit offset to GOT. */
3204 BFD_RELOC_390_GOTOFF64,
3206 /* 12-bit offset to symbol-entry within GOT, with PLT handling. */
3207 BFD_RELOC_390_GOTPLT12,
3209 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3210 BFD_RELOC_390_GOTPLT16,
3212 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3213 BFD_RELOC_390_GOTPLT32,
3215 /* 64-bit offset to symbol-entry within GOT, with PLT handling. */
3216 BFD_RELOC_390_GOTPLT64,
3218 /* 32-bit rel. offset to symbol-entry within GOT, with PLT handling. */
3219 BFD_RELOC_390_GOTPLTENT,
3221 /* 16-bit rel. offset from the GOT to a PLT entry. */
3222 BFD_RELOC_390_PLTOFF16,
3224 /* 32-bit rel. offset from the GOT to a PLT entry. */
3225 BFD_RELOC_390_PLTOFF32,
3227 /* 64-bit rel. offset from the GOT to a PLT entry. */
3228 BFD_RELOC_390_PLTOFF64,
3230 /* s390 tls relocations. */
3231 BFD_RELOC_390_TLS_LOAD,
3232 BFD_RELOC_390_TLS_GDCALL,
3233 BFD_RELOC_390_TLS_LDCALL,
3234 BFD_RELOC_390_TLS_GD32,
3235 BFD_RELOC_390_TLS_GD64,
3236 BFD_RELOC_390_TLS_GOTIE12,
3237 BFD_RELOC_390_TLS_GOTIE32,
3238 BFD_RELOC_390_TLS_GOTIE64,
3239 BFD_RELOC_390_TLS_LDM32,
3240 BFD_RELOC_390_TLS_LDM64,
3241 BFD_RELOC_390_TLS_IE32,
3242 BFD_RELOC_390_TLS_IE64,
3243 BFD_RELOC_390_TLS_IEENT,
3244 BFD_RELOC_390_TLS_LE32,
3245 BFD_RELOC_390_TLS_LE64,
3246 BFD_RELOC_390_TLS_LDO32,
3247 BFD_RELOC_390_TLS_LDO64,
3248 BFD_RELOC_390_TLS_DTPMOD,
3249 BFD_RELOC_390_TLS_DTPOFF,
3250 BFD_RELOC_390_TLS_TPOFF,
3252 /* Long displacement extension. */
3253 BFD_RELOC_390_20,
3254 BFD_RELOC_390_GOT20,
3255 BFD_RELOC_390_GOTPLT20,
3256 BFD_RELOC_390_TLS_GOTIE20,
3258 /* Scenix IP2K - 9-bit register number / data address */
3259 BFD_RELOC_IP2K_FR9,
3261 /* Scenix IP2K - 4-bit register/data bank number */
3262 BFD_RELOC_IP2K_BANK,
3264 /* Scenix IP2K - low 13 bits of instruction word address */
3265 BFD_RELOC_IP2K_ADDR16CJP,
3267 /* Scenix IP2K - high 3 bits of instruction word address */
3268 BFD_RELOC_IP2K_PAGE3,
3270 /* Scenix IP2K - ext/low/high 8 bits of data address */
3271 BFD_RELOC_IP2K_LO8DATA,
3272 BFD_RELOC_IP2K_HI8DATA,
3273 BFD_RELOC_IP2K_EX8DATA,
3275 /* Scenix IP2K - low/high 8 bits of instruction word address */
3276 BFD_RELOC_IP2K_LO8INSN,
3277 BFD_RELOC_IP2K_HI8INSN,
3279 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
3280 BFD_RELOC_IP2K_PC_SKIP,
3282 /* Scenix IP2K - 16 bit word address in text section. */
3283 BFD_RELOC_IP2K_TEXT,
3285 /* Scenix IP2K - 7-bit sp or dp offset */
3286 BFD_RELOC_IP2K_FR_OFFSET,
3288 /* Scenix VPE4K coprocessor - data/insn-space addressing */
3289 BFD_RELOC_VPE4KMATH_DATA,
3290 BFD_RELOC_VPE4KMATH_INSN,
3292 /* These two relocations are used by the linker to determine which of
3293 the entries in a C++ virtual function table are actually used. When
3294 the --gc-sections option is given, the linker will zero out the entries
3295 that are not used, so that the code for those functions need not be
3296 included in the output.
3298 VTABLE_INHERIT is a zero-space relocation used to describe to the
3299 linker the inheritance tree of a C++ virtual function table. The
3300 relocation's symbol should be the parent class' vtable, and the
3301 relocation should be located at the child vtable.
3303 VTABLE_ENTRY is a zero-space relocation that describes the use of a
3304 virtual function table entry. The reloc's symbol should refer to the
3305 table of the class mentioned in the code. Off of that base, an offset
3306 describes the entry that is being used. For Rela hosts, this offset
3307 is stored in the reloc's addend. For Rel hosts, we are forced to put
3308 this offset in the reloc's section offset. */
3309 BFD_RELOC_VTABLE_INHERIT,
3310 BFD_RELOC_VTABLE_ENTRY,
3312 /* Intel IA64 Relocations. */
3313 BFD_RELOC_IA64_IMM14,
3314 BFD_RELOC_IA64_IMM22,
3315 BFD_RELOC_IA64_IMM64,
3316 BFD_RELOC_IA64_DIR32MSB,
3317 BFD_RELOC_IA64_DIR32LSB,
3318 BFD_RELOC_IA64_DIR64MSB,
3319 BFD_RELOC_IA64_DIR64LSB,
3320 BFD_RELOC_IA64_GPREL22,
3321 BFD_RELOC_IA64_GPREL64I,
3322 BFD_RELOC_IA64_GPREL32MSB,
3323 BFD_RELOC_IA64_GPREL32LSB,
3324 BFD_RELOC_IA64_GPREL64MSB,
3325 BFD_RELOC_IA64_GPREL64LSB,
3326 BFD_RELOC_IA64_LTOFF22,
3327 BFD_RELOC_IA64_LTOFF64I,
3328 BFD_RELOC_IA64_PLTOFF22,
3329 BFD_RELOC_IA64_PLTOFF64I,
3330 BFD_RELOC_IA64_PLTOFF64MSB,
3331 BFD_RELOC_IA64_PLTOFF64LSB,
3332 BFD_RELOC_IA64_FPTR64I,
3333 BFD_RELOC_IA64_FPTR32MSB,
3334 BFD_RELOC_IA64_FPTR32LSB,
3335 BFD_RELOC_IA64_FPTR64MSB,
3336 BFD_RELOC_IA64_FPTR64LSB,
3337 BFD_RELOC_IA64_PCREL21B,
3338 BFD_RELOC_IA64_PCREL21BI,
3339 BFD_RELOC_IA64_PCREL21M,
3340 BFD_RELOC_IA64_PCREL21F,
3341 BFD_RELOC_IA64_PCREL22,
3342 BFD_RELOC_IA64_PCREL60B,
3343 BFD_RELOC_IA64_PCREL64I,
3344 BFD_RELOC_IA64_PCREL32MSB,
3345 BFD_RELOC_IA64_PCREL32LSB,
3346 BFD_RELOC_IA64_PCREL64MSB,
3347 BFD_RELOC_IA64_PCREL64LSB,
3348 BFD_RELOC_IA64_LTOFF_FPTR22,
3349 BFD_RELOC_IA64_LTOFF_FPTR64I,
3350 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
3351 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3352 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3353 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3354 BFD_RELOC_IA64_SEGREL32MSB,
3355 BFD_RELOC_IA64_SEGREL32LSB,
3356 BFD_RELOC_IA64_SEGREL64MSB,
3357 BFD_RELOC_IA64_SEGREL64LSB,
3358 BFD_RELOC_IA64_SECREL32MSB,
3359 BFD_RELOC_IA64_SECREL32LSB,
3360 BFD_RELOC_IA64_SECREL64MSB,
3361 BFD_RELOC_IA64_SECREL64LSB,
3362 BFD_RELOC_IA64_REL32MSB,
3363 BFD_RELOC_IA64_REL32LSB,
3364 BFD_RELOC_IA64_REL64MSB,
3365 BFD_RELOC_IA64_REL64LSB,
3366 BFD_RELOC_IA64_LTV32MSB,
3367 BFD_RELOC_IA64_LTV32LSB,
3368 BFD_RELOC_IA64_LTV64MSB,
3369 BFD_RELOC_IA64_LTV64LSB,
3370 BFD_RELOC_IA64_IPLTMSB,
3371 BFD_RELOC_IA64_IPLTLSB,
3372 BFD_RELOC_IA64_COPY,
3373 BFD_RELOC_IA64_LTOFF22X,
3374 BFD_RELOC_IA64_LDXMOV,
3375 BFD_RELOC_IA64_TPREL14,
3376 BFD_RELOC_IA64_TPREL22,
3377 BFD_RELOC_IA64_TPREL64I,
3378 BFD_RELOC_IA64_TPREL64MSB,
3379 BFD_RELOC_IA64_TPREL64LSB,
3380 BFD_RELOC_IA64_LTOFF_TPREL22,
3381 BFD_RELOC_IA64_DTPMOD64MSB,
3382 BFD_RELOC_IA64_DTPMOD64LSB,
3383 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3384 BFD_RELOC_IA64_DTPREL14,
3385 BFD_RELOC_IA64_DTPREL22,
3386 BFD_RELOC_IA64_DTPREL64I,
3387 BFD_RELOC_IA64_DTPREL32MSB,
3388 BFD_RELOC_IA64_DTPREL32LSB,
3389 BFD_RELOC_IA64_DTPREL64MSB,
3390 BFD_RELOC_IA64_DTPREL64LSB,
3391 BFD_RELOC_IA64_LTOFF_DTPREL22,
3393 /* Motorola 68HC11 reloc.
3394 This is the 8 bit high part of an absolute address. */
3395 BFD_RELOC_M68HC11_HI8,
3397 /* Motorola 68HC11 reloc.
3398 This is the 8 bit low part of an absolute address. */
3399 BFD_RELOC_M68HC11_LO8,
3401 /* Motorola 68HC11 reloc.
3402 This is the 3 bit of a value. */
3403 BFD_RELOC_M68HC11_3B,
3405 /* Motorola 68HC11 reloc.
3406 This reloc marks the beginning of a jump/call instruction.
3407 It is used for linker relaxation to correctly identify beginning
3408 of instruction and change some branches to use PC-relative
3409 addressing mode. */
3410 BFD_RELOC_M68HC11_RL_JUMP,
3412 /* Motorola 68HC11 reloc.
3413 This reloc marks a group of several instructions that gcc generates
3414 and for which the linker relaxation pass can modify and/or remove
3415 some of them. */
3416 BFD_RELOC_M68HC11_RL_GROUP,
3418 /* Motorola 68HC11 reloc.
3419 This is the 16-bit lower part of an address. It is used for 'call'
3420 instruction to specify the symbol address without any special
3421 transformation (due to memory bank window). */
3422 BFD_RELOC_M68HC11_LO16,
3424 /* Motorola 68HC11 reloc.
3425 This is a 8-bit reloc that specifies the page number of an address.
3426 It is used by 'call' instruction to specify the page number of
3427 the symbol. */
3428 BFD_RELOC_M68HC11_PAGE,
3430 /* Motorola 68HC11 reloc.
3431 This is a 24-bit reloc that represents the address with a 16-bit
3432 value and a 8-bit page number. The symbol address is transformed
3433 to follow the 16K memory bank of 68HC12 (seen as mapped in the window). */
3434 BFD_RELOC_M68HC11_24,
3436 /* Motorola 68HC12 reloc.
3437 This is the 5 bits of a value. */
3438 BFD_RELOC_M68HC12_5B,
3440 /* NS CR16C Relocations. */
3441 BFD_RELOC_16C_NUM08,
3442 BFD_RELOC_16C_NUM08_C,
3443 BFD_RELOC_16C_NUM16,
3444 BFD_RELOC_16C_NUM16_C,
3445 BFD_RELOC_16C_NUM32,
3446 BFD_RELOC_16C_NUM32_C,
3447 BFD_RELOC_16C_DISP04,
3448 BFD_RELOC_16C_DISP04_C,
3449 BFD_RELOC_16C_DISP08,
3450 BFD_RELOC_16C_DISP08_C,
3451 BFD_RELOC_16C_DISP16,
3452 BFD_RELOC_16C_DISP16_C,
3453 BFD_RELOC_16C_DISP24,
3454 BFD_RELOC_16C_DISP24_C,
3455 BFD_RELOC_16C_DISP24a,
3456 BFD_RELOC_16C_DISP24a_C,
3457 BFD_RELOC_16C_REG04,
3458 BFD_RELOC_16C_REG04_C,
3459 BFD_RELOC_16C_REG04a,
3460 BFD_RELOC_16C_REG04a_C,
3461 BFD_RELOC_16C_REG14,
3462 BFD_RELOC_16C_REG14_C,
3463 BFD_RELOC_16C_REG16,
3464 BFD_RELOC_16C_REG16_C,
3465 BFD_RELOC_16C_REG20,
3466 BFD_RELOC_16C_REG20_C,
3467 BFD_RELOC_16C_ABS20,
3468 BFD_RELOC_16C_ABS20_C,
3469 BFD_RELOC_16C_ABS24,
3470 BFD_RELOC_16C_ABS24_C,
3471 BFD_RELOC_16C_IMM04,
3472 BFD_RELOC_16C_IMM04_C,
3473 BFD_RELOC_16C_IMM16,
3474 BFD_RELOC_16C_IMM16_C,
3475 BFD_RELOC_16C_IMM20,
3476 BFD_RELOC_16C_IMM20_C,
3477 BFD_RELOC_16C_IMM24,
3478 BFD_RELOC_16C_IMM24_C,
3479 BFD_RELOC_16C_IMM32,
3480 BFD_RELOC_16C_IMM32_C,
3482 /* NS CRX Relocations. */
3483 BFD_RELOC_CRX_REL4,
3484 BFD_RELOC_CRX_REL8,
3485 BFD_RELOC_CRX_REL8_CMP,
3486 BFD_RELOC_CRX_REL16,
3487 BFD_RELOC_CRX_REL24,
3488 BFD_RELOC_CRX_REL32,
3489 BFD_RELOC_CRX_REGREL12,
3490 BFD_RELOC_CRX_REGREL22,
3491 BFD_RELOC_CRX_REGREL28,
3492 BFD_RELOC_CRX_REGREL32,
3493 BFD_RELOC_CRX_ABS16,
3494 BFD_RELOC_CRX_ABS32,
3495 BFD_RELOC_CRX_NUM8,
3496 BFD_RELOC_CRX_NUM16,
3497 BFD_RELOC_CRX_NUM32,
3498 BFD_RELOC_CRX_IMM16,
3499 BFD_RELOC_CRX_IMM32,
3500 BFD_RELOC_CRX_SWITCH8,
3501 BFD_RELOC_CRX_SWITCH16,
3502 BFD_RELOC_CRX_SWITCH32,
3504 /* These relocs are only used within the CRIS assembler. They are not
3505 (at present) written to any object files. */
3506 BFD_RELOC_CRIS_BDISP8,
3507 BFD_RELOC_CRIS_UNSIGNED_5,
3508 BFD_RELOC_CRIS_SIGNED_6,
3509 BFD_RELOC_CRIS_UNSIGNED_6,
3510 BFD_RELOC_CRIS_UNSIGNED_4,
3512 /* Relocs used in ELF shared libraries for CRIS. */
3513 BFD_RELOC_CRIS_COPY,
3514 BFD_RELOC_CRIS_GLOB_DAT,
3515 BFD_RELOC_CRIS_JUMP_SLOT,
3516 BFD_RELOC_CRIS_RELATIVE,
3518 /* 32-bit offset to symbol-entry within GOT. */
3519 BFD_RELOC_CRIS_32_GOT,
3521 /* 16-bit offset to symbol-entry within GOT. */
3522 BFD_RELOC_CRIS_16_GOT,
3524 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3525 BFD_RELOC_CRIS_32_GOTPLT,
3527 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3528 BFD_RELOC_CRIS_16_GOTPLT,
3530 /* 32-bit offset to symbol, relative to GOT. */
3531 BFD_RELOC_CRIS_32_GOTREL,
3533 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3534 BFD_RELOC_CRIS_32_PLT_GOTREL,
3536 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3537 BFD_RELOC_CRIS_32_PLT_PCREL,
3539 /* Intel i860 Relocations. */
3540 BFD_RELOC_860_COPY,
3541 BFD_RELOC_860_GLOB_DAT,
3542 BFD_RELOC_860_JUMP_SLOT,
3543 BFD_RELOC_860_RELATIVE,
3544 BFD_RELOC_860_PC26,
3545 BFD_RELOC_860_PLT26,
3546 BFD_RELOC_860_PC16,
3547 BFD_RELOC_860_LOW0,
3548 BFD_RELOC_860_SPLIT0,
3549 BFD_RELOC_860_LOW1,
3550 BFD_RELOC_860_SPLIT1,
3551 BFD_RELOC_860_LOW2,
3552 BFD_RELOC_860_SPLIT2,
3553 BFD_RELOC_860_LOW3,
3554 BFD_RELOC_860_LOGOT0,
3555 BFD_RELOC_860_SPGOT0,
3556 BFD_RELOC_860_LOGOT1,
3557 BFD_RELOC_860_SPGOT1,
3558 BFD_RELOC_860_LOGOTOFF0,
3559 BFD_RELOC_860_SPGOTOFF0,
3560 BFD_RELOC_860_LOGOTOFF1,
3561 BFD_RELOC_860_SPGOTOFF1,
3562 BFD_RELOC_860_LOGOTOFF2,
3563 BFD_RELOC_860_LOGOTOFF3,
3564 BFD_RELOC_860_LOPC,
3565 BFD_RELOC_860_HIGHADJ,
3566 BFD_RELOC_860_HAGOT,
3567 BFD_RELOC_860_HAGOTOFF,
3568 BFD_RELOC_860_HAPC,
3569 BFD_RELOC_860_HIGH,
3570 BFD_RELOC_860_HIGOT,
3571 BFD_RELOC_860_HIGOTOFF,
3573 /* OpenRISC Relocations. */
3574 BFD_RELOC_OPENRISC_ABS_26,
3575 BFD_RELOC_OPENRISC_REL_26,
3577 /* H8 elf Relocations. */
3578 BFD_RELOC_H8_DIR16A8,
3579 BFD_RELOC_H8_DIR16R8,
3580 BFD_RELOC_H8_DIR24A8,
3581 BFD_RELOC_H8_DIR24R8,
3582 BFD_RELOC_H8_DIR32A16,
3584 /* Sony Xstormy16 Relocations. */
3585 BFD_RELOC_XSTORMY16_REL_12,
3586 BFD_RELOC_XSTORMY16_12,
3587 BFD_RELOC_XSTORMY16_24,
3588 BFD_RELOC_XSTORMY16_FPTR16,
3590 /* Relocations used by VAX ELF. */
3591 BFD_RELOC_VAX_GLOB_DAT,
3592 BFD_RELOC_VAX_JMP_SLOT,
3593 BFD_RELOC_VAX_RELATIVE,
3595 /* msp430 specific relocation codes */
3596 BFD_RELOC_MSP430_10_PCREL,
3597 BFD_RELOC_MSP430_16_PCREL,
3598 BFD_RELOC_MSP430_16,
3599 BFD_RELOC_MSP430_16_PCREL_BYTE,
3600 BFD_RELOC_MSP430_16_BYTE,
3601 BFD_RELOC_MSP430_2X_PCREL,
3602 BFD_RELOC_MSP430_RL_PCREL,
3604 /* IQ2000 Relocations. */
3605 BFD_RELOC_IQ2000_OFFSET_16,
3606 BFD_RELOC_IQ2000_OFFSET_21,
3607 BFD_RELOC_IQ2000_UHI16,
3609 /* Special Xtensa relocation used only by PLT entries in ELF shared
3610 objects to indicate that the runtime linker should set the value
3611 to one of its own internal functions or data structures. */
3612 BFD_RELOC_XTENSA_RTLD,
3614 /* Xtensa relocations for ELF shared objects. */
3615 BFD_RELOC_XTENSA_GLOB_DAT,
3616 BFD_RELOC_XTENSA_JMP_SLOT,
3617 BFD_RELOC_XTENSA_RELATIVE,
3619 /* Xtensa relocation used in ELF object files for symbols that may require
3620 PLT entries. Otherwise, this is just a generic 32-bit relocation. */
3621 BFD_RELOC_XTENSA_PLT,
3623 /* Generic Xtensa relocations. Only the operand number is encoded
3624 in the relocation. The details are determined by extracting the
3625 instruction opcode. */
3626 BFD_RELOC_XTENSA_OP0,
3627 BFD_RELOC_XTENSA_OP1,
3628 BFD_RELOC_XTENSA_OP2,
3630 /* Xtensa relocation to mark that the assembler expanded the
3631 instructions from an original target. The expansion size is
3632 encoded in the reloc size. */
3633 BFD_RELOC_XTENSA_ASM_EXPAND,
3635 /* Xtensa relocation to mark that the linker should simplify
3636 assembler-expanded instructions. This is commonly used
3637 internally by the linker after analysis of a
3638 BFD_RELOC_XTENSA_ASM_EXPAND. */
3639 BFD_RELOC_XTENSA_ASM_SIMPLIFY,
3640 BFD_RELOC_UNUSED };
3641 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3642 reloc_howto_type *bfd_reloc_type_lookup
3643 (bfd *abfd, bfd_reloc_code_real_type code);
3645 const char *bfd_get_reloc_code_name (bfd_reloc_code_real_type code);
3647 /* Extracted from syms.c. */
3649 typedef struct bfd_symbol
3651 /* A pointer to the BFD which owns the symbol. This information
3652 is necessary so that a back end can work out what additional
3653 information (invisible to the application writer) is carried
3654 with the symbol.
3656 This field is *almost* redundant, since you can use section->owner
3657 instead, except that some symbols point to the global sections
3658 bfd_{abs,com,und}_section. This could be fixed by making
3659 these globals be per-bfd (or per-target-flavor). FIXME. */
3660 struct bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3662 /* The text of the symbol. The name is left alone, and not copied; the
3663 application may not alter it. */
3664 const char *name;
3666 /* The value of the symbol. This really should be a union of a
3667 numeric value with a pointer, since some flags indicate that
3668 a pointer to another symbol is stored here. */
3669 symvalue value;
3671 /* Attributes of a symbol. */
3672 #define BSF_NO_FLAGS 0x00
3674 /* The symbol has local scope; <<static>> in <<C>>. The value
3675 is the offset into the section of the data. */
3676 #define BSF_LOCAL 0x01
3678 /* The symbol has global scope; initialized data in <<C>>. The
3679 value is the offset into the section of the data. */
3680 #define BSF_GLOBAL 0x02
3682 /* The symbol has global scope and is exported. The value is
3683 the offset into the section of the data. */
3684 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3686 /* A normal C symbol would be one of:
3687 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3688 <<BSF_GLOBAL>>. */
3690 /* The symbol is a debugging record. The value has an arbitrary
3691 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3692 #define BSF_DEBUGGING 0x08
3694 /* The symbol denotes a function entry point. Used in ELF,
3695 perhaps others someday. */
3696 #define BSF_FUNCTION 0x10
3698 /* Used by the linker. */
3699 #define BSF_KEEP 0x20
3700 #define BSF_KEEP_G 0x40
3702 /* A weak global symbol, overridable without warnings by
3703 a regular global symbol of the same name. */
3704 #define BSF_WEAK 0x80
3706 /* This symbol was created to point to a section, e.g. ELF's
3707 STT_SECTION symbols. */
3708 #define BSF_SECTION_SYM 0x100
3710 /* The symbol used to be a common symbol, but now it is
3711 allocated. */
3712 #define BSF_OLD_COMMON 0x200
3714 /* The default value for common data. */
3715 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3717 /* In some files the type of a symbol sometimes alters its
3718 location in an output file - ie in coff a <<ISFCN>> symbol
3719 which is also <<C_EXT>> symbol appears where it was
3720 declared and not at the end of a section. This bit is set
3721 by the target BFD part to convey this information. */
3722 #define BSF_NOT_AT_END 0x400
3724 /* Signal that the symbol is the label of constructor section. */
3725 #define BSF_CONSTRUCTOR 0x800
3727 /* Signal that the symbol is a warning symbol. The name is a
3728 warning. The name of the next symbol is the one to warn about;
3729 if a reference is made to a symbol with the same name as the next
3730 symbol, a warning is issued by the linker. */
3731 #define BSF_WARNING 0x1000
3733 /* Signal that the symbol is indirect. This symbol is an indirect
3734 pointer to the symbol with the same name as the next symbol. */
3735 #define BSF_INDIRECT 0x2000
3737 /* BSF_FILE marks symbols that contain a file name. This is used
3738 for ELF STT_FILE symbols. */
3739 #define BSF_FILE 0x4000
3741 /* Symbol is from dynamic linking information. */
3742 #define BSF_DYNAMIC 0x8000
3744 /* The symbol denotes a data object. Used in ELF, and perhaps
3745 others someday. */
3746 #define BSF_OBJECT 0x10000
3748 /* This symbol is a debugging symbol. The value is the offset
3749 into the section of the data. BSF_DEBUGGING should be set
3750 as well. */
3751 #define BSF_DEBUGGING_RELOC 0x20000
3753 /* This symbol is thread local. Used in ELF. */
3754 #define BSF_THREAD_LOCAL 0x40000
3756 flagword flags;
3758 /* A pointer to the section to which this symbol is
3759 relative. This will always be non NULL, there are special
3760 sections for undefined and absolute symbols. */
3761 struct bfd_section *section;
3763 /* Back end special data. */
3764 union
3766 void *p;
3767 bfd_vma i;
3769 udata;
3771 asymbol;
3773 #define bfd_get_symtab_upper_bound(abfd) \
3774 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3776 bfd_boolean bfd_is_local_label (bfd *abfd, asymbol *sym);
3778 bfd_boolean bfd_is_local_label_name (bfd *abfd, const char *name);
3780 #define bfd_is_local_label_name(abfd, name) \
3781 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3783 #define bfd_canonicalize_symtab(abfd, location) \
3784 BFD_SEND (abfd, _bfd_canonicalize_symtab, (abfd, location))
3786 bfd_boolean bfd_set_symtab
3787 (bfd *abfd, asymbol **location, unsigned int count);
3789 void bfd_print_symbol_vandf (bfd *abfd, void *file, asymbol *symbol);
3791 #define bfd_make_empty_symbol(abfd) \
3792 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3794 asymbol *_bfd_generic_make_empty_symbol (bfd *);
3796 #define bfd_make_debug_symbol(abfd,ptr,size) \
3797 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3799 int bfd_decode_symclass (asymbol *symbol);
3801 bfd_boolean bfd_is_undefined_symclass (int symclass);
3803 void bfd_symbol_info (asymbol *symbol, symbol_info *ret);
3805 bfd_boolean bfd_copy_private_symbol_data
3806 (bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym);
3808 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3809 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3810 (ibfd, isymbol, obfd, osymbol))
3812 /* Extracted from bfd.c. */
3813 struct bfd
3815 /* A unique identifier of the BFD */
3816 unsigned int id;
3818 /* The filename the application opened the BFD with. */
3819 const char *filename;
3821 /* A pointer to the target jump table. */
3822 const struct bfd_target *xvec;
3824 /* The IOSTREAM, and corresponding IO vector that provide access
3825 to the file backing the BFD. */
3826 void *iostream;
3827 const struct bfd_iovec *iovec;
3829 /* Is the file descriptor being cached? That is, can it be closed as
3830 needed, and re-opened when accessed later? */
3831 bfd_boolean cacheable;
3833 /* Marks whether there was a default target specified when the
3834 BFD was opened. This is used to select which matching algorithm
3835 to use to choose the back end. */
3836 bfd_boolean target_defaulted;
3838 /* The caching routines use these to maintain a
3839 least-recently-used list of BFDs. */
3840 struct bfd *lru_prev, *lru_next;
3842 /* When a file is closed by the caching routines, BFD retains
3843 state information on the file here... */
3844 ufile_ptr where;
3846 /* ... and here: (``once'' means at least once). */
3847 bfd_boolean opened_once;
3849 /* Set if we have a locally maintained mtime value, rather than
3850 getting it from the file each time. */
3851 bfd_boolean mtime_set;
3853 /* File modified time, if mtime_set is TRUE. */
3854 long mtime;
3856 /* Reserved for an unimplemented file locking extension. */
3857 int ifd;
3859 /* The format which belongs to the BFD. (object, core, etc.) */
3860 bfd_format format;
3862 /* The direction with which the BFD was opened. */
3863 enum bfd_direction
3865 no_direction = 0,
3866 read_direction = 1,
3867 write_direction = 2,
3868 both_direction = 3
3870 direction;
3872 /* Format_specific flags. */
3873 flagword flags;
3875 /* Currently my_archive is tested before adding origin to
3876 anything. I believe that this can become always an add of
3877 origin, with origin set to 0 for non archive files. */
3878 ufile_ptr origin;
3880 /* Remember when output has begun, to stop strange things
3881 from happening. */
3882 bfd_boolean output_has_begun;
3884 /* A hash table for section names. */
3885 struct bfd_hash_table section_htab;
3887 /* Pointer to linked list of sections. */
3888 struct bfd_section *sections;
3890 /* The place where we add to the section list. */
3891 struct bfd_section **section_tail;
3893 /* The number of sections. */
3894 unsigned int section_count;
3896 /* Stuff only useful for object files:
3897 The start address. */
3898 bfd_vma start_address;
3900 /* Used for input and output. */
3901 unsigned int symcount;
3903 /* Symbol table for output BFD (with symcount entries). */
3904 struct bfd_symbol **outsymbols;
3906 /* Used for slurped dynamic symbol tables. */
3907 unsigned int dynsymcount;
3909 /* Pointer to structure which contains architecture information. */
3910 const struct bfd_arch_info *arch_info;
3912 /* Stuff only useful for archives. */
3913 void *arelt_data;
3914 struct bfd *my_archive; /* The containing archive BFD. */
3915 struct bfd *next; /* The next BFD in the archive. */
3916 struct bfd *archive_head; /* The first BFD in the archive. */
3917 bfd_boolean has_armap;
3919 /* A chain of BFD structures involved in a link. */
3920 struct bfd *link_next;
3922 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3923 be used only for archive elements. */
3924 int archive_pass;
3926 /* Used by the back end to hold private data. */
3927 union
3929 struct aout_data_struct *aout_data;
3930 struct artdata *aout_ar_data;
3931 struct _oasys_data *oasys_obj_data;
3932 struct _oasys_ar_data *oasys_ar_data;
3933 struct coff_tdata *coff_obj_data;
3934 struct pe_tdata *pe_obj_data;
3935 struct xcoff_tdata *xcoff_obj_data;
3936 struct ecoff_tdata *ecoff_obj_data;
3937 struct ieee_data_struct *ieee_data;
3938 struct ieee_ar_data_struct *ieee_ar_data;
3939 struct srec_data_struct *srec_data;
3940 struct ihex_data_struct *ihex_data;
3941 struct tekhex_data_struct *tekhex_data;
3942 struct elf_obj_tdata *elf_obj_data;
3943 struct nlm_obj_tdata *nlm_obj_data;
3944 struct bout_data_struct *bout_data;
3945 struct mmo_data_struct *mmo_data;
3946 struct sun_core_struct *sun_core_data;
3947 struct sco5_core_struct *sco5_core_data;
3948 struct trad_core_struct *trad_core_data;
3949 struct som_data_struct *som_data;
3950 struct hpux_core_struct *hpux_core_data;
3951 struct hppabsd_core_struct *hppabsd_core_data;
3952 struct sgi_core_struct *sgi_core_data;
3953 struct lynx_core_struct *lynx_core_data;
3954 struct osf_core_struct *osf_core_data;
3955 struct cisco_core_struct *cisco_core_data;
3956 struct versados_data_struct *versados_data;
3957 struct netbsd_core_struct *netbsd_core_data;
3958 struct mach_o_data_struct *mach_o_data;
3959 struct mach_o_fat_data_struct *mach_o_fat_data;
3960 struct bfd_pef_data_struct *pef_data;
3961 struct bfd_pef_xlib_data_struct *pef_xlib_data;
3962 struct bfd_sym_data_struct *sym_data;
3963 void *any;
3965 tdata;
3967 /* Used by the application to hold private data. */
3968 void *usrdata;
3970 /* Where all the allocated stuff under this BFD goes. This is a
3971 struct objalloc *, but we use void * to avoid requiring the inclusion
3972 of objalloc.h. */
3973 void *memory;
3976 typedef enum bfd_error
3978 bfd_error_no_error = 0,
3979 bfd_error_system_call,
3980 bfd_error_invalid_target,
3981 bfd_error_wrong_format,
3982 bfd_error_wrong_object_format,
3983 bfd_error_invalid_operation,
3984 bfd_error_no_memory,
3985 bfd_error_no_symbols,
3986 bfd_error_no_armap,
3987 bfd_error_no_more_archived_files,
3988 bfd_error_malformed_archive,
3989 bfd_error_file_not_recognized,
3990 bfd_error_file_ambiguously_recognized,
3991 bfd_error_no_contents,
3992 bfd_error_nonrepresentable_section,
3993 bfd_error_no_debug_section,
3994 bfd_error_bad_value,
3995 bfd_error_file_truncated,
3996 bfd_error_file_too_big,
3997 bfd_error_invalid_error_code
3999 bfd_error_type;
4001 bfd_error_type bfd_get_error (void);
4003 void bfd_set_error (bfd_error_type error_tag);
4005 const char *bfd_errmsg (bfd_error_type error_tag);
4007 void bfd_perror (const char *message);
4009 typedef void (*bfd_error_handler_type) (const char *, ...);
4011 bfd_error_handler_type bfd_set_error_handler (bfd_error_handler_type);
4013 void bfd_set_error_program_name (const char *);
4015 bfd_error_handler_type bfd_get_error_handler (void);
4017 long bfd_get_reloc_upper_bound (bfd *abfd, asection *sect);
4019 long bfd_canonicalize_reloc
4020 (bfd *abfd, asection *sec, arelent **loc, asymbol **syms);
4022 void bfd_set_reloc
4023 (bfd *abfd, asection *sec, arelent **rel, unsigned int count);
4025 bfd_boolean bfd_set_file_flags (bfd *abfd, flagword flags);
4027 int bfd_get_arch_size (bfd *abfd);
4029 int bfd_get_sign_extend_vma (bfd *abfd);
4031 bfd_boolean bfd_set_start_address (bfd *abfd, bfd_vma vma);
4033 unsigned int bfd_get_gp_size (bfd *abfd);
4035 void bfd_set_gp_size (bfd *abfd, unsigned int i);
4037 bfd_vma bfd_scan_vma (const char *string, const char **end, int base);
4039 bfd_boolean bfd_copy_private_header_data (bfd *ibfd, bfd *obfd);
4041 #define bfd_copy_private_header_data(ibfd, obfd) \
4042 BFD_SEND (obfd, _bfd_copy_private_header_data, \
4043 (ibfd, obfd))
4044 bfd_boolean bfd_copy_private_bfd_data (bfd *ibfd, bfd *obfd);
4046 #define bfd_copy_private_bfd_data(ibfd, obfd) \
4047 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
4048 (ibfd, obfd))
4049 bfd_boolean bfd_merge_private_bfd_data (bfd *ibfd, bfd *obfd);
4051 #define bfd_merge_private_bfd_data(ibfd, obfd) \
4052 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
4053 (ibfd, obfd))
4054 bfd_boolean bfd_set_private_flags (bfd *abfd, flagword flags);
4056 #define bfd_set_private_flags(abfd, flags) \
4057 BFD_SEND (abfd, _bfd_set_private_flags, (abfd, flags))
4058 #define bfd_sizeof_headers(abfd, reloc) \
4059 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
4061 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
4062 BFD_SEND (abfd, _bfd_find_nearest_line, \
4063 (abfd, sec, syms, off, file, func, line))
4065 #define bfd_debug_info_start(abfd) \
4066 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
4068 #define bfd_debug_info_end(abfd) \
4069 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
4071 #define bfd_debug_info_accumulate(abfd, section) \
4072 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
4074 #define bfd_stat_arch_elt(abfd, stat) \
4075 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
4077 #define bfd_update_armap_timestamp(abfd) \
4078 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
4080 #define bfd_set_arch_mach(abfd, arch, mach)\
4081 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
4083 #define bfd_relax_section(abfd, section, link_info, again) \
4084 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
4086 #define bfd_gc_sections(abfd, link_info) \
4087 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
4089 #define bfd_merge_sections(abfd, link_info) \
4090 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
4092 #define bfd_is_group_section(abfd, sec) \
4093 BFD_SEND (abfd, _bfd_is_group_section, (abfd, sec))
4095 #define bfd_discard_group(abfd, sec) \
4096 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
4098 #define bfd_link_hash_table_create(abfd) \
4099 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
4101 #define bfd_link_hash_table_free(abfd, hash) \
4102 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
4104 #define bfd_link_add_symbols(abfd, info) \
4105 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
4107 #define bfd_link_just_syms(sec, info) \
4108 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
4110 #define bfd_final_link(abfd, info) \
4111 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
4113 #define bfd_free_cached_info(abfd) \
4114 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
4116 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
4117 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
4119 #define bfd_print_private_bfd_data(abfd, file)\
4120 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
4122 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
4123 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
4125 #define bfd_get_synthetic_symtab(abfd, count, syms, dyncount, dynsyms, ret) \
4126 BFD_SEND (abfd, _bfd_get_synthetic_symtab, (abfd, count, syms, \
4127 dyncount, dynsyms, ret))
4129 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
4130 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
4132 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
4133 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
4135 extern bfd_byte *bfd_get_relocated_section_contents
4136 (bfd *, struct bfd_link_info *, struct bfd_link_order *, bfd_byte *,
4137 bfd_boolean, asymbol **);
4139 bfd_boolean bfd_alt_mach_code (bfd *abfd, int alternative);
4141 struct bfd_preserve
4143 void *marker;
4144 void *tdata;
4145 flagword flags;
4146 const struct bfd_arch_info *arch_info;
4147 struct bfd_section *sections;
4148 struct bfd_section **section_tail;
4149 unsigned int section_count;
4150 struct bfd_hash_table section_htab;
4153 bfd_boolean bfd_preserve_save (bfd *, struct bfd_preserve *);
4155 void bfd_preserve_restore (bfd *, struct bfd_preserve *);
4157 void bfd_preserve_finish (bfd *, struct bfd_preserve *);
4159 /* Extracted from archive.c. */
4160 symindex bfd_get_next_mapent
4161 (bfd *abfd, symindex previous, carsym **sym);
4163 bfd_boolean bfd_set_archive_head (bfd *output, bfd *new_head);
4165 bfd *bfd_openr_next_archived_file (bfd *archive, bfd *previous);
4167 /* Extracted from corefile.c. */
4168 const char *bfd_core_file_failing_command (bfd *abfd);
4170 int bfd_core_file_failing_signal (bfd *abfd);
4172 bfd_boolean core_file_matches_executable_p
4173 (bfd *core_bfd, bfd *exec_bfd);
4175 /* Extracted from targets.c. */
4176 #define BFD_SEND(bfd, message, arglist) \
4177 ((*((bfd)->xvec->message)) arglist)
4179 #ifdef DEBUG_BFD_SEND
4180 #undef BFD_SEND
4181 #define BFD_SEND(bfd, message, arglist) \
4182 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
4183 ((*((bfd)->xvec->message)) arglist) : \
4184 (bfd_assert (__FILE__,__LINE__), NULL))
4185 #endif
4186 #define BFD_SEND_FMT(bfd, message, arglist) \
4187 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
4189 #ifdef DEBUG_BFD_SEND
4190 #undef BFD_SEND_FMT
4191 #define BFD_SEND_FMT(bfd, message, arglist) \
4192 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
4193 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
4194 (bfd_assert (__FILE__,__LINE__), NULL))
4195 #endif
4197 enum bfd_flavour
4199 bfd_target_unknown_flavour,
4200 bfd_target_aout_flavour,
4201 bfd_target_coff_flavour,
4202 bfd_target_ecoff_flavour,
4203 bfd_target_xcoff_flavour,
4204 bfd_target_elf_flavour,
4205 bfd_target_ieee_flavour,
4206 bfd_target_nlm_flavour,
4207 bfd_target_oasys_flavour,
4208 bfd_target_tekhex_flavour,
4209 bfd_target_srec_flavour,
4210 bfd_target_ihex_flavour,
4211 bfd_target_som_flavour,
4212 bfd_target_os9k_flavour,
4213 bfd_target_versados_flavour,
4214 bfd_target_msdos_flavour,
4215 bfd_target_ovax_flavour,
4216 bfd_target_evax_flavour,
4217 bfd_target_mmo_flavour,
4218 bfd_target_mach_o_flavour,
4219 bfd_target_pef_flavour,
4220 bfd_target_pef_xlib_flavour,
4221 bfd_target_sym_flavour
4224 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
4226 /* Forward declaration. */
4227 typedef struct bfd_link_info _bfd_link_info;
4229 typedef struct bfd_target
4231 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
4232 char *name;
4234 /* The "flavour" of a back end is a general indication about
4235 the contents of a file. */
4236 enum bfd_flavour flavour;
4238 /* The order of bytes within the data area of a file. */
4239 enum bfd_endian byteorder;
4241 /* The order of bytes within the header parts of a file. */
4242 enum bfd_endian header_byteorder;
4244 /* A mask of all the flags which an executable may have set -
4245 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
4246 flagword object_flags;
4248 /* A mask of all the flags which a section may have set - from
4249 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
4250 flagword section_flags;
4252 /* The character normally found at the front of a symbol.
4253 (if any), perhaps `_'. */
4254 char symbol_leading_char;
4256 /* The pad character for file names within an archive header. */
4257 char ar_pad_char;
4259 /* The maximum number of characters in an archive header. */
4260 unsigned short ar_max_namelen;
4262 /* Entries for byte swapping for data. These are different from the
4263 other entry points, since they don't take a BFD asthe first argument.
4264 Certain other handlers could do the same. */
4265 bfd_uint64_t (*bfd_getx64) (const void *);
4266 bfd_int64_t (*bfd_getx_signed_64) (const void *);
4267 void (*bfd_putx64) (bfd_uint64_t, void *);
4268 bfd_vma (*bfd_getx32) (const void *);
4269 bfd_signed_vma (*bfd_getx_signed_32) (const void *);
4270 void (*bfd_putx32) (bfd_vma, void *);
4271 bfd_vma (*bfd_getx16) (const void *);
4272 bfd_signed_vma (*bfd_getx_signed_16) (const void *);
4273 void (*bfd_putx16) (bfd_vma, void *);
4275 /* Byte swapping for the headers. */
4276 bfd_uint64_t (*bfd_h_getx64) (const void *);
4277 bfd_int64_t (*bfd_h_getx_signed_64) (const void *);
4278 void (*bfd_h_putx64) (bfd_uint64_t, void *);
4279 bfd_vma (*bfd_h_getx32) (const void *);
4280 bfd_signed_vma (*bfd_h_getx_signed_32) (const void *);
4281 void (*bfd_h_putx32) (bfd_vma, void *);
4282 bfd_vma (*bfd_h_getx16) (const void *);
4283 bfd_signed_vma (*bfd_h_getx_signed_16) (const void *);
4284 void (*bfd_h_putx16) (bfd_vma, void *);
4286 /* Format dependent routines: these are vectors of entry points
4287 within the target vector structure, one for each format to check. */
4289 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
4290 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) (bfd *);
4292 /* Set the format of a file being written. */
4293 bfd_boolean (*_bfd_set_format[bfd_type_end]) (bfd *);
4295 /* Write cached information into a file being written, at <<bfd_close>>. */
4296 bfd_boolean (*_bfd_write_contents[bfd_type_end]) (bfd *);
4299 /* Generic entry points. */
4300 #define BFD_JUMP_TABLE_GENERIC(NAME) \
4301 NAME##_close_and_cleanup, \
4302 NAME##_bfd_free_cached_info, \
4303 NAME##_new_section_hook, \
4304 NAME##_get_section_contents, \
4305 NAME##_get_section_contents_in_window
4307 /* Called when the BFD is being closed to do any necessary cleanup. */
4308 bfd_boolean (*_close_and_cleanup) (bfd *);
4309 /* Ask the BFD to free all cached information. */
4310 bfd_boolean (*_bfd_free_cached_info) (bfd *);
4311 /* Called when a new section is created. */
4312 bfd_boolean (*_new_section_hook) (bfd *, sec_ptr);
4313 /* Read the contents of a section. */
4314 bfd_boolean (*_bfd_get_section_contents)
4315 (bfd *, sec_ptr, void *, file_ptr, bfd_size_type);
4316 bfd_boolean (*_bfd_get_section_contents_in_window)
4317 (bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type);
4319 /* Entry points to copy private data. */
4320 #define BFD_JUMP_TABLE_COPY(NAME) \
4321 NAME##_bfd_copy_private_bfd_data, \
4322 NAME##_bfd_merge_private_bfd_data, \
4323 NAME##_bfd_copy_private_section_data, \
4324 NAME##_bfd_copy_private_symbol_data, \
4325 NAME##_bfd_copy_private_header_data, \
4326 NAME##_bfd_set_private_flags, \
4327 NAME##_bfd_print_private_bfd_data
4329 /* Called to copy BFD general private data from one object file
4330 to another. */
4331 bfd_boolean (*_bfd_copy_private_bfd_data) (bfd *, bfd *);
4332 /* Called to merge BFD general private data from one object file
4333 to a common output file when linking. */
4334 bfd_boolean (*_bfd_merge_private_bfd_data) (bfd *, bfd *);
4335 /* Called to copy BFD private section data from one object file
4336 to another. */
4337 bfd_boolean (*_bfd_copy_private_section_data)
4338 (bfd *, sec_ptr, bfd *, sec_ptr);
4339 /* Called to copy BFD private symbol data from one symbol
4340 to another. */
4341 bfd_boolean (*_bfd_copy_private_symbol_data)
4342 (bfd *, asymbol *, bfd *, asymbol *);
4343 /* Called to copy BFD private header data from one object file
4344 to another. */
4345 bfd_boolean (*_bfd_copy_private_header_data)
4346 (bfd *, bfd *);
4347 /* Called to set private backend flags. */
4348 bfd_boolean (*_bfd_set_private_flags) (bfd *, flagword);
4350 /* Called to print private BFD data. */
4351 bfd_boolean (*_bfd_print_private_bfd_data) (bfd *, void *);
4353 /* Core file entry points. */
4354 #define BFD_JUMP_TABLE_CORE(NAME) \
4355 NAME##_core_file_failing_command, \
4356 NAME##_core_file_failing_signal, \
4357 NAME##_core_file_matches_executable_p
4359 char * (*_core_file_failing_command) (bfd *);
4360 int (*_core_file_failing_signal) (bfd *);
4361 bfd_boolean (*_core_file_matches_executable_p) (bfd *, bfd *);
4363 /* Archive entry points. */
4364 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
4365 NAME##_slurp_armap, \
4366 NAME##_slurp_extended_name_table, \
4367 NAME##_construct_extended_name_table, \
4368 NAME##_truncate_arname, \
4369 NAME##_write_armap, \
4370 NAME##_read_ar_hdr, \
4371 NAME##_openr_next_archived_file, \
4372 NAME##_get_elt_at_index, \
4373 NAME##_generic_stat_arch_elt, \
4374 NAME##_update_armap_timestamp
4376 bfd_boolean (*_bfd_slurp_armap) (bfd *);
4377 bfd_boolean (*_bfd_slurp_extended_name_table) (bfd *);
4378 bfd_boolean (*_bfd_construct_extended_name_table)
4379 (bfd *, char **, bfd_size_type *, const char **);
4380 void (*_bfd_truncate_arname) (bfd *, const char *, char *);
4381 bfd_boolean (*write_armap)
4382 (bfd *, unsigned int, struct orl *, unsigned int, int);
4383 void * (*_bfd_read_ar_hdr_fn) (bfd *);
4384 bfd * (*openr_next_archived_file) (bfd *, bfd *);
4385 #define bfd_get_elt_at_index(b,i) BFD_SEND (b, _bfd_get_elt_at_index, (b,i))
4386 bfd * (*_bfd_get_elt_at_index) (bfd *, symindex);
4387 int (*_bfd_stat_arch_elt) (bfd *, struct stat *);
4388 bfd_boolean (*_bfd_update_armap_timestamp) (bfd *);
4390 /* Entry points used for symbols. */
4391 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
4392 NAME##_get_symtab_upper_bound, \
4393 NAME##_canonicalize_symtab, \
4394 NAME##_make_empty_symbol, \
4395 NAME##_print_symbol, \
4396 NAME##_get_symbol_info, \
4397 NAME##_bfd_is_local_label_name, \
4398 NAME##_get_lineno, \
4399 NAME##_find_nearest_line, \
4400 NAME##_bfd_make_debug_symbol, \
4401 NAME##_read_minisymbols, \
4402 NAME##_minisymbol_to_symbol
4404 long (*_bfd_get_symtab_upper_bound) (bfd *);
4405 long (*_bfd_canonicalize_symtab)
4406 (bfd *, struct bfd_symbol **);
4407 struct bfd_symbol *
4408 (*_bfd_make_empty_symbol) (bfd *);
4409 void (*_bfd_print_symbol)
4410 (bfd *, void *, struct bfd_symbol *, bfd_print_symbol_type);
4411 #define bfd_print_symbol(b,p,s,e) BFD_SEND (b, _bfd_print_symbol, (b,p,s,e))
4412 void (*_bfd_get_symbol_info)
4413 (bfd *, struct bfd_symbol *, symbol_info *);
4414 #define bfd_get_symbol_info(b,p,e) BFD_SEND (b, _bfd_get_symbol_info, (b,p,e))
4415 bfd_boolean (*_bfd_is_local_label_name) (bfd *, const char *);
4417 alent * (*_get_lineno) (bfd *, struct bfd_symbol *);
4418 bfd_boolean (*_bfd_find_nearest_line)
4419 (bfd *, struct bfd_section *, struct bfd_symbol **, bfd_vma,
4420 const char **, const char **, unsigned int *);
4421 /* Back-door to allow format-aware applications to create debug symbols
4422 while using BFD for everything else. Currently used by the assembler
4423 when creating COFF files. */
4424 asymbol * (*_bfd_make_debug_symbol)
4425 (bfd *, void *, unsigned long size);
4426 #define bfd_read_minisymbols(b, d, m, s) \
4427 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
4428 long (*_read_minisymbols)
4429 (bfd *, bfd_boolean, void **, unsigned int *);
4430 #define bfd_minisymbol_to_symbol(b, d, m, f) \
4431 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
4432 asymbol * (*_minisymbol_to_symbol)
4433 (bfd *, bfd_boolean, const void *, asymbol *);
4435 /* Routines for relocs. */
4436 #define BFD_JUMP_TABLE_RELOCS(NAME) \
4437 NAME##_get_reloc_upper_bound, \
4438 NAME##_canonicalize_reloc, \
4439 NAME##_bfd_reloc_type_lookup
4441 long (*_get_reloc_upper_bound) (bfd *, sec_ptr);
4442 long (*_bfd_canonicalize_reloc)
4443 (bfd *, sec_ptr, arelent **, struct bfd_symbol **);
4444 /* See documentation on reloc types. */
4445 reloc_howto_type *
4446 (*reloc_type_lookup) (bfd *, bfd_reloc_code_real_type);
4448 /* Routines used when writing an object file. */
4449 #define BFD_JUMP_TABLE_WRITE(NAME) \
4450 NAME##_set_arch_mach, \
4451 NAME##_set_section_contents
4453 bfd_boolean (*_bfd_set_arch_mach)
4454 (bfd *, enum bfd_architecture, unsigned long);
4455 bfd_boolean (*_bfd_set_section_contents)
4456 (bfd *, sec_ptr, const void *, file_ptr, bfd_size_type);
4458 /* Routines used by the linker. */
4459 #define BFD_JUMP_TABLE_LINK(NAME) \
4460 NAME##_sizeof_headers, \
4461 NAME##_bfd_get_relocated_section_contents, \
4462 NAME##_bfd_relax_section, \
4463 NAME##_bfd_link_hash_table_create, \
4464 NAME##_bfd_link_hash_table_free, \
4465 NAME##_bfd_link_add_symbols, \
4466 NAME##_bfd_link_just_syms, \
4467 NAME##_bfd_final_link, \
4468 NAME##_bfd_link_split_section, \
4469 NAME##_bfd_gc_sections, \
4470 NAME##_bfd_merge_sections, \
4471 NAME##_bfd_is_group_section, \
4472 NAME##_bfd_discard_group, \
4473 NAME##_section_already_linked \
4475 int (*_bfd_sizeof_headers) (bfd *, bfd_boolean);
4476 bfd_byte * (*_bfd_get_relocated_section_contents)
4477 (bfd *, struct bfd_link_info *, struct bfd_link_order *,
4478 bfd_byte *, bfd_boolean, struct bfd_symbol **);
4480 bfd_boolean (*_bfd_relax_section)
4481 (bfd *, struct bfd_section *, struct bfd_link_info *, bfd_boolean *);
4483 /* Create a hash table for the linker. Different backends store
4484 different information in this table. */
4485 struct bfd_link_hash_table *
4486 (*_bfd_link_hash_table_create) (bfd *);
4488 /* Release the memory associated with the linker hash table. */
4489 void (*_bfd_link_hash_table_free) (struct bfd_link_hash_table *);
4491 /* Add symbols from this object file into the hash table. */
4492 bfd_boolean (*_bfd_link_add_symbols) (bfd *, struct bfd_link_info *);
4494 /* Indicate that we are only retrieving symbol values from this section. */
4495 void (*_bfd_link_just_syms) (asection *, struct bfd_link_info *);
4497 /* Do a link based on the link_order structures attached to each
4498 section of the BFD. */
4499 bfd_boolean (*_bfd_final_link) (bfd *, struct bfd_link_info *);
4501 /* Should this section be split up into smaller pieces during linking. */
4502 bfd_boolean (*_bfd_link_split_section) (bfd *, struct bfd_section *);
4504 /* Remove sections that are not referenced from the output. */
4505 bfd_boolean (*_bfd_gc_sections) (bfd *, struct bfd_link_info *);
4507 /* Attempt to merge SEC_MERGE sections. */
4508 bfd_boolean (*_bfd_merge_sections) (bfd *, struct bfd_link_info *);
4510 /* Is this section a member of a group? */
4511 bfd_boolean (*_bfd_is_group_section) (bfd *, const struct bfd_section *);
4513 /* Discard members of a group. */
4514 bfd_boolean (*_bfd_discard_group) (bfd *, struct bfd_section *);
4516 /* Check if SEC has been already linked during a reloceatable or
4517 final link. */
4518 void (*_section_already_linked) (bfd *, struct bfd_section *);
4520 /* Routines to handle dynamic symbols and relocs. */
4521 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4522 NAME##_get_dynamic_symtab_upper_bound, \
4523 NAME##_canonicalize_dynamic_symtab, \
4524 NAME##_get_synthetic_symtab, \
4525 NAME##_get_dynamic_reloc_upper_bound, \
4526 NAME##_canonicalize_dynamic_reloc
4528 /* Get the amount of memory required to hold the dynamic symbols. */
4529 long (*_bfd_get_dynamic_symtab_upper_bound) (bfd *);
4530 /* Read in the dynamic symbols. */
4531 long (*_bfd_canonicalize_dynamic_symtab)
4532 (bfd *, struct bfd_symbol **);
4533 /* Create synthetized symbols. */
4534 long (*_bfd_get_synthetic_symtab)
4535 (bfd *, long, struct bfd_symbol **, long, struct bfd_symbol **,
4536 struct bfd_symbol **);
4537 /* Get the amount of memory required to hold the dynamic relocs. */
4538 long (*_bfd_get_dynamic_reloc_upper_bound) (bfd *);
4539 /* Read in the dynamic relocs. */
4540 long (*_bfd_canonicalize_dynamic_reloc)
4541 (bfd *, arelent **, struct bfd_symbol **);
4543 /* Opposite endian version of this target. */
4544 const struct bfd_target * alternative_target;
4546 /* Data for use by back-end routines, which isn't
4547 generic enough to belong in this structure. */
4548 const void *backend_data;
4550 } bfd_target;
4552 bfd_boolean bfd_set_default_target (const char *name);
4554 const bfd_target *bfd_find_target (const char *target_name, bfd *abfd);
4556 const char ** bfd_target_list (void);
4558 const bfd_target *bfd_search_for_target
4559 (int (*search_func) (const bfd_target *, void *),
4560 void *);
4562 /* Extracted from format.c. */
4563 bfd_boolean bfd_check_format (bfd *abfd, bfd_format format);
4565 bfd_boolean bfd_check_format_matches
4566 (bfd *abfd, bfd_format format, char ***matching);
4568 bfd_boolean bfd_set_format (bfd *abfd, bfd_format format);
4570 const char *bfd_format_string (bfd_format format);
4572 /* Extracted from linker.c. */
4573 bfd_boolean bfd_link_split_section (bfd *abfd, asection *sec);
4575 #define bfd_link_split_section(abfd, sec) \
4576 BFD_SEND (abfd, _bfd_link_split_section, (abfd, sec))
4578 void bfd_section_already_linked (bfd *abfd, asection *sec);
4580 #define bfd_section_already_linked(abfd, sec) \
4581 BFD_SEND (abfd, _section_already_linked, (abfd, sec))
4583 /* Extracted from simple.c. */
4584 bfd_byte *bfd_simple_get_relocated_section_contents
4585 (bfd *abfd, asection *sec, bfd_byte *outbuf, asymbol **symbol_table);
4587 #ifdef __cplusplus
4589 #endif
4590 #endif