3 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
4 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c",
5 "bfdio.c", "bfdwin.c", "section.c", "archures.c", "reloc.c",
6 "syms.c", "bfd.c", "archive.c", "corefile.c", "targets.c", "format.c",
7 "linker.c" and "simple.c".
8 Run "make headers" in your build bfd/ to regenerate. */
10 /* Main header file for the bfd library -- portable access to object files.
12 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
13 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
15 Contributed by Cygnus Support.
17 This file is part of BFD, the Binary File Descriptor library.
19 This program is free software; you can redistribute it and/or modify
20 it under the terms of the GNU General Public License as published by
21 the Free Software Foundation; either version 2 of the License, or
22 (at your option) any later version.
24 This program is distributed in the hope that it will be useful,
25 but WITHOUT ANY WARRANTY; without even the implied warranty of
26 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 GNU General Public License for more details.
29 You should have received a copy of the GNU General Public License
30 along with this program; if not, write to the Free Software
31 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
33 #ifndef __BFD_H_SEEN__
34 #define __BFD_H_SEEN__
42 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
44 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
45 The problem is, "32_" is not a valid preprocessing token, and we don't
46 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
47 cause the inner CONCAT2 macros to be evaluated first, producing
48 still-valid pp-tokens. Then the final concatenation can be done. */
50 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
54 /* The word size used by BFD on the host. This may be 64 with a 32
55 bit target if the host is 64 bit, or if other 64 bit targets have
56 been selected with --enable-targets, or if --enable-64-bit-bfd. */
57 #define BFD_ARCH_SIZE 64
60 #if defined(__i386__) || defined(__powerpc__) || defined(__arm__)
61 #define BFD_HOST_64BIT_LONG 0
62 #define BFD_HOST_64_BIT long long
63 #define BFD_HOST_U_64_BIT unsigned long long
64 #elif defined(__alpha__) || defined(__sparc64__) || defined(__amd64__) || defined(__ia64__)
65 #define BFD_HOST_64BIT_LONG 1
66 #define BFD_HOST_64_BIT long
67 #define BFD_HOST_U_64_BIT unsigned long
69 #error Unsupported architecture/platform.
70 #endif /* 64-bit host */
72 #define BFD_HOST_LONG_LONG 1
73 typedef BFD_HOST_64_BIT bfd_int64_t;
74 typedef BFD_HOST_U_64_BIT bfd_uint64_t;
76 #if BFD_ARCH_SIZE >= 64
82 #define INLINE __inline__
88 /* Forward declaration. */
89 typedef struct bfd bfd;
91 /* Boolean type used in bfd. Too many systems define their own
92 versions of "boolean" for us to safely typedef a "boolean" of
93 our own. Using an enum for "bfd_boolean" has its own set of
94 problems, with strange looking casts required to avoid warnings
95 on some older compilers. Thus we just use an int.
97 General rule: Functions which are bfd_boolean return TRUE on
98 success and FALSE on failure (unless they're a predicate). */
100 typedef int bfd_boolean;
110 #define false dont_use_false_in_bfd
111 #define true dont_use_true_in_bfd
116 #ifndef BFD_HOST_64_BIT
117 #error No 64 bit integer type available
118 #endif /* ! defined (BFD_HOST_64_BIT) */
120 typedef BFD_HOST_U_64_BIT bfd_vma;
121 typedef BFD_HOST_64_BIT bfd_signed_vma;
122 typedef BFD_HOST_U_64_BIT bfd_size_type;
123 typedef BFD_HOST_U_64_BIT symvalue;
126 #if BFD_HOST_64BIT_LONG
127 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
128 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
130 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
131 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
132 #define fprintf_vma(s,x) \
133 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
134 #define sprintf_vma(s,x) \
135 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
139 #else /* not BFD64 */
141 /* Represent a target address. Also used as a generic unsigned type
142 which is guaranteed to be big enough to hold any arithmetic types
143 we need to deal with. */
144 typedef unsigned long bfd_vma;
146 /* A generic signed type which is guaranteed to be big enough to hold any
147 arithmetic types we need to deal with. Can be assumed to be compatible
148 with bfd_vma in the same way that signed and unsigned ints are compatible
149 (as parameters, in assignment, etc). */
150 typedef long bfd_signed_vma;
152 typedef unsigned long symvalue;
153 typedef unsigned long bfd_size_type;
155 /* Print a bfd_vma x on stream s. */
156 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
157 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
159 #endif /* not BFD64 */
161 #ifndef BFD_HOST_64_BIT
162 /* Fall back on a 32 bit type. The idea is to make these types always
163 available for function return types, but in the case that
164 BFD_HOST_64_BIT is undefined such a function should abort or
165 otherwise signal an error. */
166 typedef bfd_signed_vma bfd_int64_t;
167 typedef bfd_vma bfd_uint64_t;
170 /* An offset into a file. BFD always uses the largest possible offset
171 based on the build time availability of fseek, fseeko, or fseeko64. */
172 typedef BFD_HOST_64_BIT file_ptr;
173 typedef unsigned BFD_HOST_64_BIT ufile_ptr;
175 extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
176 extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
178 #define printf_vma(x) fprintf_vma(stdout,x)
179 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
181 typedef unsigned int flagword; /* 32 bits of flags */
182 typedef unsigned char bfd_byte;
186 typedef enum bfd_format
188 bfd_unknown = 0, /* File format is unknown. */
189 bfd_object, /* Linker/assembler/compiler output. */
190 bfd_archive, /* Object archive file. */
191 bfd_core, /* Core dump. */
192 bfd_type_end /* Marks the end; don't use it! */
196 /* Values that may appear in the flags field of a BFD. These also
197 appear in the object_flags field of the bfd_target structure, where
198 they indicate the set of flags used by that backend (not all flags
199 are meaningful for all object file formats) (FIXME: at the moment,
200 the object_flags values have mostly just been copied from backend
201 to another, and are not necessarily correct). */
204 #define BFD_NO_FLAGS 0x00
206 /* BFD contains relocation entries. */
207 #define HAS_RELOC 0x01
209 /* BFD is directly executable. */
212 /* BFD has line number information (basically used for F_LNNO in a
214 #define HAS_LINENO 0x04
216 /* BFD has debugging information. */
217 #define HAS_DEBUG 0x08
219 /* BFD has symbols. */
220 #define HAS_SYMS 0x10
222 /* BFD has local symbols (basically used for F_LSYMS in a COFF
224 #define HAS_LOCALS 0x20
226 /* BFD is a dynamic object. */
229 /* Text section is write protected (if D_PAGED is not set, this is
230 like an a.out NMAGIC file) (the linker sets this by default, but
231 clears it for -r or -N). */
234 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
235 linker sets this by default, but clears it for -r or -n or -N). */
236 #define D_PAGED 0x100
238 /* BFD is relaxable (this means that bfd_relax_section may be able to
239 do something) (sometimes bfd_relax_section can do something even if
241 #define BFD_IS_RELAXABLE 0x200
243 /* This may be set before writing out a BFD to request using a
244 traditional format. For example, this is used to request that when
245 writing out an a.out object the symbols not be hashed to eliminate
247 #define BFD_TRADITIONAL_FORMAT 0x400
249 /* This flag indicates that the BFD contents are actually cached in
250 memory. If this is set, iostream points to a bfd_in_memory struct. */
251 #define BFD_IN_MEMORY 0x800
253 /* The sections in this BFD specify a memory page. */
254 #define HAS_LOAD_PAGE 0x1000
256 /* Symbols and relocation. */
258 /* A count of carsyms (canonical archive symbols). */
259 typedef unsigned long symindex;
261 /* How to perform a relocation. */
262 typedef const struct reloc_howto_struct reloc_howto_type;
264 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
266 /* General purpose part of a symbol X;
267 target specific parts are in libcoff.h, libaout.h, etc. */
269 #define bfd_get_section(x) ((x)->section)
270 #define bfd_get_output_section(x) ((x)->section->output_section)
271 #define bfd_set_section(x,y) ((x)->section) = (y)
272 #define bfd_asymbol_base(x) ((x)->section->vma)
273 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
274 #define bfd_asymbol_name(x) ((x)->name)
275 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
276 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
277 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
279 /* A canonical archive symbol. */
280 /* This is a type pun with struct ranlib on purpose! */
281 typedef struct carsym
284 file_ptr file_offset; /* Look here to find the file. */
286 carsym; /* To make these you call a carsymogen. */
288 /* Used in generating armaps (archive tables of contents).
289 Perhaps just a forward definition would do? */
290 struct orl /* Output ranlib. */
292 char **name; /* Symbol name. */
297 } u; /* bfd* or file position. */
298 int namidx; /* Index into string table. */
301 /* Linenumber stuff. */
302 typedef struct lineno_cache_entry
304 unsigned int line_number; /* Linenumber from start of function. */
307 struct bfd_symbol *sym; /* Function name. */
308 bfd_vma offset; /* Offset into section. */
313 /* Object and core file sections. */
315 #define align_power(addr, align) \
316 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
318 typedef struct bfd_section *sec_ptr;
320 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
321 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
322 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
323 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
324 #define bfd_section_name(bfd, ptr) ((ptr)->name)
325 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
326 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
327 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
328 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
329 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
330 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
332 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
334 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
335 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
336 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
338 typedef struct stat stat_type;
340 typedef enum bfd_print_symbol
342 bfd_print_symbol_name,
343 bfd_print_symbol_more,
345 } bfd_print_symbol_type;
347 /* Information about a symbol that nm needs. */
349 typedef struct _symbol_info
353 const char *name; /* Symbol name. */
354 unsigned char stab_type; /* Stab type. */
355 char stab_other; /* Stab other. */
356 short stab_desc; /* Stab desc. */
357 const char *stab_name; /* String for stab type. */
360 /* Get the name of a stabs type code. */
362 extern const char *bfd_get_stab_name (int);
364 /* Hash table routines. There is no way to free up a hash table. */
366 /* An element in the hash table. Most uses will actually use a larger
367 structure, and an instance of this will be the first field. */
369 struct bfd_hash_entry
371 /* Next entry for this hash code. */
372 struct bfd_hash_entry *next;
373 /* String being hashed. */
375 /* Hash code. This is the full hash code, not the index into the
382 struct bfd_hash_table
384 /* The hash array. */
385 struct bfd_hash_entry **table;
386 /* The number of slots in the hash table. */
388 /* A function used to create new elements in the hash table. The
389 first entry is itself a pointer to an element. When this
390 function is first invoked, this pointer will be NULL. However,
391 having the pointer permits a hierarchy of method functions to be
392 built each of which calls the function in the superclass. Thus
393 each function should be written to allocate a new block of memory
394 only if the argument is NULL. */
395 struct bfd_hash_entry *(*newfunc)
396 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
397 /* An objalloc for this hash table. This is a struct objalloc *,
398 but we use void * to avoid requiring the inclusion of objalloc.h. */
402 /* Initialize a hash table. */
403 extern bfd_boolean bfd_hash_table_init
404 (struct bfd_hash_table *,
405 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
406 struct bfd_hash_table *,
409 /* Initialize a hash table specifying a size. */
410 extern bfd_boolean bfd_hash_table_init_n
411 (struct bfd_hash_table *,
412 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
413 struct bfd_hash_table *,
417 /* Free up a hash table. */
418 extern void bfd_hash_table_free
419 (struct bfd_hash_table *);
421 /* Look up a string in a hash table. If CREATE is TRUE, a new entry
422 will be created for this string if one does not already exist. The
423 COPY argument must be TRUE if this routine should copy the string
424 into newly allocated memory when adding an entry. */
425 extern struct bfd_hash_entry *bfd_hash_lookup
426 (struct bfd_hash_table *, const char *, bfd_boolean create,
429 /* Replace an entry in a hash table. */
430 extern void bfd_hash_replace
431 (struct bfd_hash_table *, struct bfd_hash_entry *old,
432 struct bfd_hash_entry *nw);
434 /* Base method for creating a hash table entry. */
435 extern struct bfd_hash_entry *bfd_hash_newfunc
436 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
438 /* Grab some space for a hash table entry. */
439 extern void *bfd_hash_allocate
440 (struct bfd_hash_table *, unsigned int);
442 /* Traverse a hash table in a random order, calling a function on each
443 element. If the function returns FALSE, the traversal stops. The
444 INFO argument is passed to the function. */
445 extern void bfd_hash_traverse
446 (struct bfd_hash_table *,
447 bfd_boolean (*) (struct bfd_hash_entry *, void *),
450 #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
452 /* User program access to BFD facilities. */
454 /* Direct I/O routines, for programs which know more about the object
455 file than BFD does. Use higher level routines if possible. */
457 extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *);
458 extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *);
459 extern int bfd_seek (bfd *, file_ptr, int);
460 extern file_ptr bfd_tell (bfd *);
461 extern int bfd_flush (bfd *);
462 extern int bfd_stat (bfd *, struct stat *);
464 /* Deprecated old routines. */
466 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
467 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
468 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
469 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
470 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
471 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
473 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
474 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
475 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
476 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
477 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
478 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
480 extern void warn_deprecated (const char *, const char *, int, const char *);
482 /* Cast from const char * to char * so that caller can assign to
483 a char * without a warning. */
484 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
485 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
486 #define bfd_get_format(abfd) ((abfd)->format)
487 #define bfd_get_target(abfd) ((abfd)->xvec->name)
488 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
489 #define bfd_family_coff(abfd) \
490 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
491 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
492 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
493 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
494 #define bfd_header_big_endian(abfd) \
495 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
496 #define bfd_header_little_endian(abfd) \
497 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
498 #define bfd_get_file_flags(abfd) ((abfd)->flags)
499 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
500 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
501 #define bfd_my_archive(abfd) ((abfd)->my_archive)
502 #define bfd_has_map(abfd) ((abfd)->has_armap)
504 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
505 #define bfd_usrdata(abfd) ((abfd)->usrdata)
507 #define bfd_get_start_address(abfd) ((abfd)->start_address)
508 #define bfd_get_symcount(abfd) ((abfd)->symcount)
509 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
510 #define bfd_count_sections(abfd) ((abfd)->section_count)
512 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
514 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
516 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
518 extern bfd_boolean bfd_cache_close
520 /* NB: This declaration should match the autogenerated one in libbfd.h. */
522 extern bfd_boolean bfd_record_phdr
523 (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
524 bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **);
526 /* Byte swapping routines. */
528 bfd_uint64_t bfd_getb64 (const void *);
529 bfd_uint64_t bfd_getl64 (const void *);
530 bfd_int64_t bfd_getb_signed_64 (const void *);
531 bfd_int64_t bfd_getl_signed_64 (const void *);
532 bfd_vma bfd_getb32 (const void *);
533 bfd_vma bfd_getl32 (const void *);
534 bfd_signed_vma bfd_getb_signed_32 (const void *);
535 bfd_signed_vma bfd_getl_signed_32 (const void *);
536 bfd_vma bfd_getb16 (const void *);
537 bfd_vma bfd_getl16 (const void *);
538 bfd_signed_vma bfd_getb_signed_16 (const void *);
539 bfd_signed_vma bfd_getl_signed_16 (const void *);
540 void bfd_putb64 (bfd_uint64_t, void *);
541 void bfd_putl64 (bfd_uint64_t, void *);
542 void bfd_putb32 (bfd_vma, void *);
543 void bfd_putl32 (bfd_vma, void *);
544 void bfd_putb16 (bfd_vma, void *);
545 void bfd_putl16 (bfd_vma, void *);
547 /* Byte swapping routines which take size and endiannes as arguments. */
549 bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
550 void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
552 /* Externally visible ECOFF routines. */
554 #if defined(__STDC__) || defined(ALMOST_STDC)
555 struct ecoff_debug_info;
556 struct ecoff_debug_swap;
559 struct bfd_link_info;
560 struct bfd_link_hash_entry;
561 struct bfd_elf_version_tree;
563 extern bfd_vma bfd_ecoff_get_gp_value
565 extern bfd_boolean bfd_ecoff_set_gp_value
566 (bfd *abfd, bfd_vma gp_value);
567 extern bfd_boolean bfd_ecoff_set_regmasks
568 (bfd *abfd, unsigned long gprmask, unsigned long fprmask,
569 unsigned long *cprmask);
570 extern void *bfd_ecoff_debug_init
571 (bfd *output_bfd, struct ecoff_debug_info *output_debug,
572 const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
573 extern void bfd_ecoff_debug_free
574 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
575 const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
576 extern bfd_boolean bfd_ecoff_debug_accumulate
577 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
578 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
579 struct ecoff_debug_info *input_debug,
580 const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
581 extern bfd_boolean bfd_ecoff_debug_accumulate_other
582 (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
583 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
584 struct bfd_link_info *);
585 extern bfd_boolean bfd_ecoff_debug_externals
586 (bfd *abfd, struct ecoff_debug_info *debug,
587 const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
588 bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
589 void (*set_index) (struct bfd_symbol *, bfd_size_type));
590 extern bfd_boolean bfd_ecoff_debug_one_external
591 (bfd *abfd, struct ecoff_debug_info *debug,
592 const struct ecoff_debug_swap *swap, const char *name,
593 struct ecoff_extr *esym);
594 extern bfd_size_type bfd_ecoff_debug_size
595 (bfd *abfd, struct ecoff_debug_info *debug,
596 const struct ecoff_debug_swap *swap);
597 extern bfd_boolean bfd_ecoff_write_debug
598 (bfd *abfd, struct ecoff_debug_info *debug,
599 const struct ecoff_debug_swap *swap, file_ptr where);
600 extern bfd_boolean bfd_ecoff_write_accumulated_debug
601 (void *handle, bfd *abfd, struct ecoff_debug_info *debug,
602 const struct ecoff_debug_swap *swap,
603 struct bfd_link_info *info, file_ptr where);
604 extern bfd_boolean bfd_mips_ecoff_create_embedded_relocs
605 (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
607 /* Externally visible ELF routines. */
609 struct bfd_link_needed_list
611 struct bfd_link_needed_list *next;
616 enum dynamic_lib_link_class {
622 extern bfd_boolean bfd_elf_record_link_assignment
623 (bfd *, struct bfd_link_info *, const char *, bfd_boolean);
624 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
625 (bfd *, struct bfd_link_info *);
626 extern bfd_boolean bfd_elf_get_bfd_needed_list
627 (bfd *, struct bfd_link_needed_list **);
628 extern bfd_boolean bfd_elf_size_dynamic_sections
629 (bfd *, const char *, const char *, const char *, const char * const *,
630 struct bfd_link_info *, struct bfd_section **, struct bfd_elf_version_tree *);
631 extern void bfd_elf_set_dt_needed_name
632 (bfd *, const char *);
633 extern const char *bfd_elf_get_dt_soname
635 extern void bfd_elf_set_dyn_lib_class
637 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
638 (bfd *, struct bfd_link_info *);
639 extern bfd_boolean bfd_elf_discard_info
640 (bfd *, struct bfd_link_info *);
642 /* Return an upper bound on the number of bytes required to store a
643 copy of ABFD's program header table entries. Return -1 if an error
644 occurs; bfd_get_error will return an appropriate code. */
645 extern long bfd_get_elf_phdr_upper_bound
648 /* Copy ABFD's program header table entries to *PHDRS. The entries
649 will be stored as an array of Elf_Internal_Phdr structures, as
650 defined in include/elf/internal.h. To find out how large the
651 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
653 Return the number of program header table entries read, or -1 if an
654 error occurs; bfd_get_error will return an appropriate code. */
655 extern int bfd_get_elf_phdrs
656 (bfd *abfd, void *phdrs);
658 /* Create a new BFD as if by bfd_openr. Rather than opening a file,
659 reconstruct an ELF file by reading the segments out of remote memory
660 based on the ELF file header at EHDR_VMA and the ELF program headers it
661 points to. If not null, *LOADBASEP is filled in with the difference
662 between the VMAs from which the segments were read, and the VMAs the
663 file headers (and hence BFD's idea of each section's VMA) put them at.
665 The function TARGET_READ_MEMORY is called to copy LEN bytes from the
666 remote memory at target address VMA into the local buffer at MYADDR; it
667 should return zero on success or an `errno' code on failure. TEMPL must
668 be a BFD for an ELF target with the word size and byte order found in
669 the remote memory. */
670 extern bfd *bfd_elf_bfd_from_remote_memory
671 (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
672 int (*target_read_memory) (bfd_vma vma, char *myaddr, int len));
674 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
675 extern int bfd_get_arch_size
678 /* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
679 extern int bfd_get_sign_extend_vma
682 extern struct bfd_section *_bfd_elf_tls_setup
683 (bfd *, struct bfd_link_info *);
685 extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
686 (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
687 extern bfd_boolean bfd_mips_elf32_create_embedded_relocs
688 (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
690 /* SunOS shared library support routines for the linker. */
692 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
693 (bfd *, struct bfd_link_info *);
694 extern bfd_boolean bfd_sunos_record_link_assignment
695 (bfd *, struct bfd_link_info *, const char *);
696 extern bfd_boolean bfd_sunos_size_dynamic_sections
697 (bfd *, struct bfd_link_info *, struct bfd_section **, struct bfd_section **, struct bfd_section **);
699 /* Linux shared library support routines for the linker. */
701 extern bfd_boolean bfd_i386linux_size_dynamic_sections
702 (bfd *, struct bfd_link_info *);
703 extern bfd_boolean bfd_m68klinux_size_dynamic_sections
704 (bfd *, struct bfd_link_info *);
705 extern bfd_boolean bfd_sparclinux_size_dynamic_sections
706 (bfd *, struct bfd_link_info *);
710 struct _bfd_window_internal;
711 typedef struct _bfd_window_internal bfd_window_internal;
713 typedef struct _bfd_window
715 /* What the user asked for. */
718 /* The actual window used by BFD. Small user-requested read-only
719 regions sharing a page may share a single window into the object
720 file. Read-write versions shouldn't until I've fixed things to
721 keep track of which portions have been claimed by the
722 application; don't want to give the same region back when the
723 application wants two writable copies! */
724 struct _bfd_window_internal *i;
728 extern void bfd_init_window
730 extern void bfd_free_window
732 extern bfd_boolean bfd_get_file_window
733 (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
735 /* XCOFF support routines for the linker. */
737 extern bfd_boolean bfd_xcoff_link_record_set
738 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
739 extern bfd_boolean bfd_xcoff_import_symbol
740 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
741 const char *, const char *, const char *, unsigned int);
742 extern bfd_boolean bfd_xcoff_export_symbol
743 (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
744 extern bfd_boolean bfd_xcoff_link_count_reloc
745 (bfd *, struct bfd_link_info *, const char *);
746 extern bfd_boolean bfd_xcoff_record_link_assignment
747 (bfd *, struct bfd_link_info *, const char *);
748 extern bfd_boolean bfd_xcoff_size_dynamic_sections
749 (bfd *, struct bfd_link_info *, const char *, const char *,
750 unsigned long, unsigned long, unsigned long, bfd_boolean,
751 int, bfd_boolean, bfd_boolean, struct bfd_section **, bfd_boolean);
752 extern bfd_boolean bfd_xcoff_link_generate_rtinit
753 (bfd *, const char *, const char *, bfd_boolean);
755 /* XCOFF support routines for ar. */
756 extern bfd_boolean bfd_xcoff_ar_archive_set_magic
759 /* Externally visible COFF routines. */
761 #if defined(__STDC__) || defined(ALMOST_STDC)
762 struct internal_syment;
763 union internal_auxent;
766 extern bfd_boolean bfd_coff_get_syment
767 (bfd *, struct bfd_symbol *, struct internal_syment *);
769 extern bfd_boolean bfd_coff_get_auxent
770 (bfd *, struct bfd_symbol *, int, union internal_auxent *);
772 extern bfd_boolean bfd_coff_set_symbol_class
773 (bfd *, struct bfd_symbol *, unsigned int);
775 extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
776 (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
778 /* ARM Interworking support. Called from linker. */
779 extern bfd_boolean bfd_arm_allocate_interworking_sections
780 (struct bfd_link_info *);
782 extern bfd_boolean bfd_arm_process_before_allocation
783 (bfd *, struct bfd_link_info *, int);
785 extern bfd_boolean bfd_arm_get_bfd_for_interworking
786 (bfd *, struct bfd_link_info *);
788 /* PE ARM Interworking support. Called from linker. */
789 extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
790 (struct bfd_link_info *);
792 extern bfd_boolean bfd_arm_pe_process_before_allocation
793 (bfd *, struct bfd_link_info *, int);
795 extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
796 (bfd *, struct bfd_link_info *);
798 /* ELF ARM Interworking support. Called from linker. */
799 extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
800 (struct bfd_link_info *);
802 extern bfd_boolean bfd_elf32_arm_process_before_allocation
803 (bfd *, struct bfd_link_info *, int);
805 extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
806 (bfd *, struct bfd_link_info *);
808 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
809 (bfd *, struct bfd_link_info *);
811 /* ARM Note section processing. */
812 extern bfd_boolean bfd_arm_merge_machines
815 extern bfd_boolean bfd_arm_update_notes
816 (bfd *, const char *);
818 extern unsigned int bfd_arm_get_mach_from_notes
819 (bfd *, const char *);
821 /* TI COFF load page support. */
822 extern void bfd_ticoff_set_section_load_page
823 (struct bfd_section *, int);
825 extern int bfd_ticoff_get_section_load_page
826 (struct bfd_section *);
828 /* H8/300 functions. */
829 extern bfd_vma bfd_h8300_pad_address
832 /* IA64 Itanium code generation. Called from linker. */
833 extern void bfd_elf32_ia64_after_parse
836 extern void bfd_elf64_ia64_after_parse
839 /* Extracted from init.c. */
840 void bfd_init (void);
842 /* Extracted from opncls.c. */
843 bfd *bfd_openr (const char *filename, const char *target);
845 bfd *bfd_fdopenr (const char *filename, const char *target, int fd);
847 bfd *bfd_openstreamr (const char *, const char *, void *);
849 bfd *bfd_openw (const char *filename, const char *target);
851 bfd_boolean bfd_close (bfd *abfd);
853 bfd_boolean bfd_close_all_done (bfd *);
855 bfd *bfd_create (const char *filename, bfd *templ);
857 bfd_boolean bfd_make_writable (bfd *abfd);
859 bfd_boolean bfd_make_readable (bfd *abfd);
861 unsigned long bfd_calc_gnu_debuglink_crc32
862 (unsigned long crc, const unsigned char *buf, bfd_size_type len);
864 char *bfd_follow_gnu_debuglink (bfd *abfd, const char *dir);
866 struct bfd_section *bfd_create_gnu_debuglink_section
867 (bfd *abfd, const char *filename);
869 bfd_boolean bfd_fill_in_gnu_debuglink_section
870 (bfd *abfd, struct bfd_section *sect, const char *filename);
872 /* Extracted from libbfd.c. */
874 /* Byte swapping macros for user section data. */
876 #define bfd_put_8(abfd, val, ptr) \
877 ((void) (*((unsigned char *) (ptr)) = (val) & 0xff))
878 #define bfd_put_signed_8 \
880 #define bfd_get_8(abfd, ptr) \
881 (*(unsigned char *) (ptr) & 0xff)
882 #define bfd_get_signed_8(abfd, ptr) \
883 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
885 #define bfd_put_16(abfd, val, ptr) \
886 BFD_SEND (abfd, bfd_putx16, ((val),(ptr)))
887 #define bfd_put_signed_16 \
889 #define bfd_get_16(abfd, ptr) \
890 BFD_SEND (abfd, bfd_getx16, (ptr))
891 #define bfd_get_signed_16(abfd, ptr) \
892 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
894 #define bfd_put_32(abfd, val, ptr) \
895 BFD_SEND (abfd, bfd_putx32, ((val),(ptr)))
896 #define bfd_put_signed_32 \
898 #define bfd_get_32(abfd, ptr) \
899 BFD_SEND (abfd, bfd_getx32, (ptr))
900 #define bfd_get_signed_32(abfd, ptr) \
901 BFD_SEND (abfd, bfd_getx_signed_32, (ptr))
903 #define bfd_put_64(abfd, val, ptr) \
904 BFD_SEND (abfd, bfd_putx64, ((val), (ptr)))
905 #define bfd_put_signed_64 \
907 #define bfd_get_64(abfd, ptr) \
908 BFD_SEND (abfd, bfd_getx64, (ptr))
909 #define bfd_get_signed_64(abfd, ptr) \
910 BFD_SEND (abfd, bfd_getx_signed_64, (ptr))
912 #define bfd_get(bits, abfd, ptr) \
913 ((bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
914 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
915 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
916 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
917 : (abort (), (bfd_vma) - 1))
919 #define bfd_put(bits, abfd, val, ptr) \
920 ((bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
921 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
922 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
923 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
924 : (abort (), (void) 0))
927 /* Byte swapping macros for file header data. */
929 #define bfd_h_put_8(abfd, val, ptr) \
930 bfd_put_8 (abfd, val, ptr)
931 #define bfd_h_put_signed_8(abfd, val, ptr) \
932 bfd_put_8 (abfd, val, ptr)
933 #define bfd_h_get_8(abfd, ptr) \
934 bfd_get_8 (abfd, ptr)
935 #define bfd_h_get_signed_8(abfd, ptr) \
936 bfd_get_signed_8 (abfd, ptr)
938 #define bfd_h_put_16(abfd, val, ptr) \
939 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
940 #define bfd_h_put_signed_16 \
942 #define bfd_h_get_16(abfd, ptr) \
943 BFD_SEND (abfd, bfd_h_getx16, (ptr))
944 #define bfd_h_get_signed_16(abfd, ptr) \
945 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
947 #define bfd_h_put_32(abfd, val, ptr) \
948 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
949 #define bfd_h_put_signed_32 \
951 #define bfd_h_get_32(abfd, ptr) \
952 BFD_SEND (abfd, bfd_h_getx32, (ptr))
953 #define bfd_h_get_signed_32(abfd, ptr) \
954 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
956 #define bfd_h_put_64(abfd, val, ptr) \
957 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
958 #define bfd_h_put_signed_64 \
960 #define bfd_h_get_64(abfd, ptr) \
961 BFD_SEND (abfd, bfd_h_getx64, (ptr))
962 #define bfd_h_get_signed_64(abfd, ptr) \
963 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
965 /* Aliases for the above, which should eventually go away. */
967 #define H_PUT_64 bfd_h_put_64
968 #define H_PUT_32 bfd_h_put_32
969 #define H_PUT_16 bfd_h_put_16
970 #define H_PUT_8 bfd_h_put_8
971 #define H_PUT_S64 bfd_h_put_signed_64
972 #define H_PUT_S32 bfd_h_put_signed_32
973 #define H_PUT_S16 bfd_h_put_signed_16
974 #define H_PUT_S8 bfd_h_put_signed_8
975 #define H_GET_64 bfd_h_get_64
976 #define H_GET_32 bfd_h_get_32
977 #define H_GET_16 bfd_h_get_16
978 #define H_GET_8 bfd_h_get_8
979 #define H_GET_S64 bfd_h_get_signed_64
980 #define H_GET_S32 bfd_h_get_signed_32
981 #define H_GET_S16 bfd_h_get_signed_16
982 #define H_GET_S8 bfd_h_get_signed_8
985 /* Extracted from bfdio.c. */
986 long bfd_get_mtime (bfd *abfd);
988 long bfd_get_size (bfd *abfd);
990 /* Extracted from bfdwin.c. */
991 /* Extracted from section.c. */
992 /* This structure is used for a comdat section, as in PE. A comdat
993 section is associated with a particular symbol. When the linker
994 sees a comdat section, it keeps only one of the sections with a
995 given name and associated with a given symbol. */
997 struct bfd_comdat_info
999 /* The name of the symbol associated with a comdat section. */
1002 /* The local symbol table index of the symbol associated with a
1003 comdat section. This is only meaningful to the object file format
1004 specific code; it is not an index into the list returned by
1005 bfd_canonicalize_symtab. */
1009 typedef struct bfd_section
1011 /* The name of the section; the name isn't a copy, the pointer is
1012 the same as that passed to bfd_make_section. */
1015 /* A unique sequence number. */
1018 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1021 /* The next section in the list belonging to the BFD, or NULL. */
1022 struct bfd_section *next;
1024 /* The field flags contains attributes of the section. Some
1025 flags are read in from the object file, and some are
1026 synthesized from other information. */
1029 #define SEC_NO_FLAGS 0x000
1031 /* Tells the OS to allocate space for this section when loading.
1032 This is clear for a section containing debug information only. */
1033 #define SEC_ALLOC 0x001
1035 /* Tells the OS to load the section from the file when loading.
1036 This is clear for a .bss section. */
1037 #define SEC_LOAD 0x002
1039 /* The section contains data still to be relocated, so there is
1040 some relocation information too. */
1041 #define SEC_RELOC 0x004
1043 /* ELF reserves 4 processor specific bits and 8 operating system
1044 specific bits in sh_flags; at present we can get away with just
1045 one in communicating between the assembler and BFD, but this
1046 isn't a good long-term solution. */
1047 #define SEC_ARCH_BIT_0 0x008
1049 /* A signal to the OS that the section contains read only data. */
1050 #define SEC_READONLY 0x010
1052 /* The section contains code only. */
1053 #define SEC_CODE 0x020
1055 /* The section contains data only. */
1056 #define SEC_DATA 0x040
1058 /* The section will reside in ROM. */
1059 #define SEC_ROM 0x080
1061 /* The section contains constructor information. This section
1062 type is used by the linker to create lists of constructors and
1063 destructors used by <<g++>>. When a back end sees a symbol
1064 which should be used in a constructor list, it creates a new
1065 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1066 the symbol to it, and builds a relocation. To build the lists
1067 of constructors, all the linker has to do is catenate all the
1068 sections called <<__CTOR_LIST__>> and relocate the data
1069 contained within - exactly the operations it would peform on
1071 #define SEC_CONSTRUCTOR 0x100
1073 /* The section has contents - a data section could be
1074 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1075 <<SEC_HAS_CONTENTS>> */
1076 #define SEC_HAS_CONTENTS 0x200
1078 /* An instruction to the linker to not output the section
1079 even if it has information which would normally be written. */
1080 #define SEC_NEVER_LOAD 0x400
1082 /* The section is a COFF shared library section. This flag is
1083 only for the linker. If this type of section appears in
1084 the input file, the linker must copy it to the output file
1085 without changing the vma or size. FIXME: Although this
1086 was originally intended to be general, it really is COFF
1087 specific (and the flag was renamed to indicate this). It
1088 might be cleaner to have some more general mechanism to
1089 allow the back end to control what the linker does with
1091 #define SEC_COFF_SHARED_LIBRARY 0x800
1093 /* The section contains thread local data. */
1094 #define SEC_THREAD_LOCAL 0x1000
1096 /* The section has GOT references. This flag is only for the
1097 linker, and is currently only used by the elf32-hppa back end.
1098 It will be set if global offset table references were detected
1099 in this section, which indicate to the linker that the section
1100 contains PIC code, and must be handled specially when doing a
1102 #define SEC_HAS_GOT_REF 0x4000
1104 /* The section contains common symbols (symbols may be defined
1105 multiple times, the value of a symbol is the amount of
1106 space it requires, and the largest symbol value is the one
1107 used). Most targets have exactly one of these (which we
1108 translate to bfd_com_section_ptr), but ECOFF has two. */
1109 #define SEC_IS_COMMON 0x8000
1111 /* The section contains only debugging information. For
1112 example, this is set for ELF .debug and .stab sections.
1113 strip tests this flag to see if a section can be
1115 #define SEC_DEBUGGING 0x10000
1117 /* The contents of this section are held in memory pointed to
1118 by the contents field. This is checked by bfd_get_section_contents,
1119 and the data is retrieved from memory if appropriate. */
1120 #define SEC_IN_MEMORY 0x20000
1122 /* The contents of this section are to be excluded by the
1123 linker for executable and shared objects unless those
1124 objects are to be further relocated. */
1125 #define SEC_EXCLUDE 0x40000
1127 /* The contents of this section are to be sorted based on the sum of
1128 the symbol and addend values specified by the associated relocation
1129 entries. Entries without associated relocation entries will be
1130 appended to the end of the section in an unspecified order. */
1131 #define SEC_SORT_ENTRIES 0x80000
1133 /* When linking, duplicate sections of the same name should be
1134 discarded, rather than being combined into a single section as
1135 is usually done. This is similar to how common symbols are
1136 handled. See SEC_LINK_DUPLICATES below. */
1137 #define SEC_LINK_ONCE 0x100000
1139 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1140 should handle duplicate sections. */
1141 #define SEC_LINK_DUPLICATES 0x600000
1143 /* This value for SEC_LINK_DUPLICATES means that duplicate
1144 sections with the same name should simply be discarded. */
1145 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1147 /* This value for SEC_LINK_DUPLICATES means that the linker
1148 should warn if there are any duplicate sections, although
1149 it should still only link one copy. */
1150 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1152 /* This value for SEC_LINK_DUPLICATES means that the linker
1153 should warn if any duplicate sections are a different size. */
1154 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1156 /* This value for SEC_LINK_DUPLICATES means that the linker
1157 should warn if any duplicate sections contain different
1159 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1161 /* This section was created by the linker as part of dynamic
1162 relocation or other arcane processing. It is skipped when
1163 going through the first-pass output, trusting that someone
1164 else up the line will take care of it later. */
1165 #define SEC_LINKER_CREATED 0x800000
1167 /* This section should not be subject to garbage collection. */
1168 #define SEC_KEEP 0x1000000
1170 /* This section contains "short" data, and should be placed
1172 #define SEC_SMALL_DATA 0x2000000
1174 /* This section contains data which may be shared with other
1175 executables or shared objects. */
1176 #define SEC_SHARED 0x4000000
1178 /* When a section with this flag is being linked, then if the size of
1179 the input section is less than a page, it should not cross a page
1180 boundary. If the size of the input section is one page or more, it
1181 should be aligned on a page boundary. */
1182 #define SEC_BLOCK 0x8000000
1184 /* Conditionally link this section; do not link if there are no
1185 references found to any symbol in the section. */
1186 #define SEC_CLINK 0x10000000
1188 /* Attempt to merge identical entities in the section.
1189 Entity size is given in the entsize field. */
1190 #define SEC_MERGE 0x20000000
1192 /* If given with SEC_MERGE, entities to merge are zero terminated
1193 strings where entsize specifies character size instead of fixed
1195 #define SEC_STRINGS 0x40000000
1197 /* This section contains data about section groups. */
1198 #define SEC_GROUP 0x80000000
1200 /* End of section flags. */
1202 /* Some internal packed boolean fields. */
1204 /* See the vma field. */
1205 unsigned int user_set_vma : 1;
1207 /* Whether relocations have been processed. */
1208 unsigned int reloc_done : 1;
1210 /* A mark flag used by some of the linker backends. */
1211 unsigned int linker_mark : 1;
1213 /* Another mark flag used by some of the linker backends. Set for
1214 output sections that have an input section. */
1215 unsigned int linker_has_input : 1;
1217 /* A mark flag used by some linker backends for garbage collection. */
1218 unsigned int gc_mark : 1;
1220 /* The following flags are used by the ELF linker. */
1222 /* Mark sections which have been allocated to segments. */
1223 unsigned int segment_mark : 1;
1225 /* Type of sec_info information. */
1226 unsigned int sec_info_type:3;
1227 #define ELF_INFO_TYPE_NONE 0
1228 #define ELF_INFO_TYPE_STABS 1
1229 #define ELF_INFO_TYPE_MERGE 2
1230 #define ELF_INFO_TYPE_EH_FRAME 3
1231 #define ELF_INFO_TYPE_JUST_SYMS 4
1233 /* Nonzero if this section uses RELA relocations, rather than REL. */
1234 unsigned int use_rela_p:1;
1236 /* Bits used by various backends. */
1237 unsigned int has_tls_reloc:1;
1239 /* Nonzero if this section needs the relax finalize pass. */
1240 unsigned int need_finalize_relax:1;
1242 /* Nonzero if this section has a gp reloc. */
1243 unsigned int has_gp_reloc:1;
1246 unsigned int flag13:1;
1247 unsigned int flag14:1;
1248 unsigned int flag15:1;
1249 unsigned int flag16:4;
1250 unsigned int flag20:4;
1251 unsigned int flag24:8;
1253 /* End of internal packed boolean fields. */
1255 /* The virtual memory address of the section - where it will be
1256 at run time. The symbols are relocated against this. The
1257 user_set_vma flag is maintained by bfd; if it's not set, the
1258 backend can assign addresses (for example, in <<a.out>>, where
1259 the default address for <<.data>> is dependent on the specific
1260 target and various flags). */
1263 /* The load address of the section - where it would be in a
1264 rom image; really only used for writing section header
1268 /* The size of the section in octets, as it will be output.
1269 Contains a value even if the section has no contents (e.g., the
1270 size of <<.bss>>). This will be filled in after relocation. */
1271 bfd_size_type _cooked_size;
1273 /* The original size on disk of the section, in octets. Normally this
1274 value is the same as the size, but if some relaxing has
1275 been done, then this value will be bigger. */
1276 bfd_size_type _raw_size;
1278 /* If this section is going to be output, then this value is the
1279 offset in *bytes* into the output section of the first byte in the
1280 input section (byte ==> smallest addressable unit on the
1281 target). In most cases, if this was going to start at the
1282 100th octet (8-bit quantity) in the output section, this value
1283 would be 100. However, if the target byte size is 16 bits
1284 (bfd_octets_per_byte is "2"), this value would be 50. */
1285 bfd_vma output_offset;
1287 /* The output section through which to map on output. */
1288 struct bfd_section *output_section;
1290 /* The alignment requirement of the section, as an exponent of 2 -
1291 e.g., 3 aligns to 2^3 (or 8). */
1292 unsigned int alignment_power;
1294 /* If an input section, a pointer to a vector of relocation
1295 records for the data in this section. */
1296 struct reloc_cache_entry *relocation;
1298 /* If an output section, a pointer to a vector of pointers to
1299 relocation records for the data in this section. */
1300 struct reloc_cache_entry **orelocation;
1302 /* The number of relocation records in one of the above. */
1303 unsigned reloc_count;
1305 /* Information below is back end specific - and not always used
1308 /* File position of section data. */
1311 /* File position of relocation info. */
1312 file_ptr rel_filepos;
1314 /* File position of line data. */
1315 file_ptr line_filepos;
1317 /* Pointer to data for applications. */
1320 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1322 unsigned char *contents;
1324 /* Attached line number information. */
1327 /* Number of line number records. */
1328 unsigned int lineno_count;
1330 /* Entity size for merging purposes. */
1331 unsigned int entsize;
1333 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1334 struct bfd_comdat_info *comdat;
1336 /* Points to the kept section if this section is a link-once section,
1337 and is discarded. */
1338 struct bfd_section *kept_section;
1340 /* When a section is being output, this value changes as more
1341 linenumbers are written out. */
1342 file_ptr moving_line_filepos;
1344 /* What the section number is in the target world. */
1349 /* If this is a constructor section then here is a list of the
1350 relocations created to relocate items within it. */
1351 struct relent_chain *constructor_chain;
1353 /* The BFD which owns the section. */
1356 /* A symbol which points at this section only. */
1357 struct bfd_symbol *symbol;
1358 struct bfd_symbol **symbol_ptr_ptr;
1360 struct bfd_link_order *link_order_head;
1361 struct bfd_link_order *link_order_tail;
1364 /* These sections are global, and are managed by BFD. The application
1365 and target back end are not permitted to change the values in
1366 these sections. New code should use the section_ptr macros rather
1367 than referring directly to the const sections. The const sections
1368 may eventually vanish. */
1369 #define BFD_ABS_SECTION_NAME "*ABS*"
1370 #define BFD_UND_SECTION_NAME "*UND*"
1371 #define BFD_COM_SECTION_NAME "*COM*"
1372 #define BFD_IND_SECTION_NAME "*IND*"
1374 /* The absolute section. */
1375 extern asection bfd_abs_section;
1376 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1377 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1378 /* Pointer to the undefined section. */
1379 extern asection bfd_und_section;
1380 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1381 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1382 /* Pointer to the common section. */
1383 extern asection bfd_com_section;
1384 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1385 /* Pointer to the indirect section. */
1386 extern asection bfd_ind_section;
1387 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1388 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1390 #define bfd_is_const_section(SEC) \
1391 ( ((SEC) == bfd_abs_section_ptr) \
1392 || ((SEC) == bfd_und_section_ptr) \
1393 || ((SEC) == bfd_com_section_ptr) \
1394 || ((SEC) == bfd_ind_section_ptr))
1396 extern const struct bfd_symbol * const bfd_abs_symbol;
1397 extern const struct bfd_symbol * const bfd_com_symbol;
1398 extern const struct bfd_symbol * const bfd_und_symbol;
1399 extern const struct bfd_symbol * const bfd_ind_symbol;
1400 #define bfd_get_section_size_before_reloc(section) \
1401 ((section)->_raw_size)
1402 #define bfd_get_section_size_after_reloc(section) \
1403 ((section)->reloc_done ? (section)->_cooked_size \
1404 : (abort (), (bfd_size_type) 1))
1406 /* Macros to handle insertion and deletion of a bfd's sections. These
1407 only handle the list pointers, ie. do not adjust section_count,
1408 target_index etc. */
1409 #define bfd_section_list_remove(ABFD, PS) \
1412 asection **_ps = PS; \
1413 asection *_s = *_ps; \
1415 if (_s->next == NULL) \
1416 (ABFD)->section_tail = _ps; \
1419 #define bfd_section_list_insert(ABFD, PS, S) \
1422 asection **_ps = PS; \
1426 if (_s->next == NULL) \
1427 (ABFD)->section_tail = &_s->next; \
1431 void bfd_section_list_clear (bfd *);
1433 asection *bfd_get_section_by_name (bfd *abfd, const char *name);
1435 char *bfd_get_unique_section_name
1436 (bfd *abfd, const char *templat, int *count);
1438 asection *bfd_make_section_old_way (bfd *abfd, const char *name);
1440 asection *bfd_make_section_anyway (bfd *abfd, const char *name);
1442 asection *bfd_make_section (bfd *, const char *name);
1444 bfd_boolean bfd_set_section_flags
1445 (bfd *abfd, asection *sec, flagword flags);
1447 void bfd_map_over_sections
1449 void (*func) (bfd *abfd, asection *sect, void *obj),
1452 bfd_boolean bfd_set_section_size
1453 (bfd *abfd, asection *sec, bfd_size_type val);
1455 bfd_boolean bfd_set_section_contents
1456 (bfd *abfd, asection *section, const void *data,
1457 file_ptr offset, bfd_size_type count);
1459 bfd_boolean bfd_get_section_contents
1460 (bfd *abfd, asection *section, void *location, file_ptr offset,
1461 bfd_size_type count);
1463 bfd_boolean bfd_copy_private_section_data
1464 (bfd *ibfd, asection *isec, bfd *obfd, asection *osec);
1466 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1467 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1468 (ibfd, isection, obfd, osection))
1469 void _bfd_strip_section_from_output
1470 (struct bfd_link_info *info, asection *section);
1472 bfd_boolean bfd_generic_discard_group (bfd *abfd, asection *group);
1474 /* Extracted from archures.c. */
1475 enum bfd_architecture
1477 bfd_arch_unknown, /* File arch not known. */
1478 bfd_arch_obscure, /* Arch known, not one of these. */
1479 bfd_arch_m68k, /* Motorola 68xxx */
1480 #define bfd_mach_m68000 1
1481 #define bfd_mach_m68008 2
1482 #define bfd_mach_m68010 3
1483 #define bfd_mach_m68020 4
1484 #define bfd_mach_m68030 5
1485 #define bfd_mach_m68040 6
1486 #define bfd_mach_m68060 7
1487 #define bfd_mach_cpu32 8
1488 #define bfd_mach_mcf5200 9
1489 #define bfd_mach_mcf5206e 10
1490 #define bfd_mach_mcf5307 11
1491 #define bfd_mach_mcf5407 12
1492 #define bfd_mach_mcf528x 13
1493 bfd_arch_vax, /* DEC Vax */
1494 bfd_arch_i960, /* Intel 960 */
1495 /* The order of the following is important.
1496 lower number indicates a machine type that
1497 only accepts a subset of the instructions
1498 available to machines with higher numbers.
1499 The exception is the "ca", which is
1500 incompatible with all other machines except
1503 #define bfd_mach_i960_core 1
1504 #define bfd_mach_i960_ka_sa 2
1505 #define bfd_mach_i960_kb_sb 3
1506 #define bfd_mach_i960_mc 4
1507 #define bfd_mach_i960_xa 5
1508 #define bfd_mach_i960_ca 6
1509 #define bfd_mach_i960_jx 7
1510 #define bfd_mach_i960_hx 8
1512 bfd_arch_or32, /* OpenRISC 32 */
1514 bfd_arch_a29k, /* AMD 29000 */
1515 bfd_arch_sparc, /* SPARC */
1516 #define bfd_mach_sparc 1
1517 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1518 #define bfd_mach_sparc_sparclet 2
1519 #define bfd_mach_sparc_sparclite 3
1520 #define bfd_mach_sparc_v8plus 4
1521 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1522 #define bfd_mach_sparc_sparclite_le 6
1523 #define bfd_mach_sparc_v9 7
1524 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1525 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1526 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1527 /* Nonzero if MACH has the v9 instruction set. */
1528 #define bfd_mach_sparc_v9_p(mach) \
1529 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1530 && (mach) != bfd_mach_sparc_sparclite_le)
1531 bfd_arch_mips, /* MIPS Rxxxx */
1532 #define bfd_mach_mips3000 3000
1533 #define bfd_mach_mips3900 3900
1534 #define bfd_mach_mips4000 4000
1535 #define bfd_mach_mips4010 4010
1536 #define bfd_mach_mips4100 4100
1537 #define bfd_mach_mips4111 4111
1538 #define bfd_mach_mips4120 4120
1539 #define bfd_mach_mips4300 4300
1540 #define bfd_mach_mips4400 4400
1541 #define bfd_mach_mips4600 4600
1542 #define bfd_mach_mips4650 4650
1543 #define bfd_mach_mips5000 5000
1544 #define bfd_mach_mips5400 5400
1545 #define bfd_mach_mips5500 5500
1546 #define bfd_mach_mips6000 6000
1547 #define bfd_mach_mips7000 7000
1548 #define bfd_mach_mips8000 8000
1549 #define bfd_mach_mips10000 10000
1550 #define bfd_mach_mips12000 12000
1551 #define bfd_mach_mips16 16
1552 #define bfd_mach_mips5 5
1553 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1554 #define bfd_mach_mipsisa32 32
1555 #define bfd_mach_mipsisa32r2 33
1556 #define bfd_mach_mipsisa64 64
1557 #define bfd_mach_mipsisa64r2 65
1558 bfd_arch_i386, /* Intel 386 */
1559 #define bfd_mach_i386_i386 1
1560 #define bfd_mach_i386_i8086 2
1561 #define bfd_mach_i386_i386_intel_syntax 3
1562 #define bfd_mach_x86_64 64
1563 #define bfd_mach_x86_64_intel_syntax 65
1564 bfd_arch_we32k, /* AT&T WE32xxx */
1565 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1566 bfd_arch_i860, /* Intel 860 */
1567 bfd_arch_i370, /* IBM 360/370 Mainframes */
1568 bfd_arch_romp, /* IBM ROMP PC/RT */
1569 bfd_arch_alliant, /* Alliant */
1570 bfd_arch_convex, /* Convex */
1571 bfd_arch_m88k, /* Motorola 88xxx */
1572 bfd_arch_m98k, /* Motorola 98xxx */
1573 bfd_arch_pyramid, /* Pyramid Technology */
1574 bfd_arch_h8300, /* Renesas H8/300 (formerly Hitachi H8/300) */
1575 #define bfd_mach_h8300 1
1576 #define bfd_mach_h8300h 2
1577 #define bfd_mach_h8300s 3
1578 #define bfd_mach_h8300hn 4
1579 #define bfd_mach_h8300sn 5
1580 #define bfd_mach_h8300sx 6
1581 #define bfd_mach_h8300sxn 7
1582 bfd_arch_pdp11, /* DEC PDP-11 */
1583 bfd_arch_powerpc, /* PowerPC */
1584 #define bfd_mach_ppc 32
1585 #define bfd_mach_ppc64 64
1586 #define bfd_mach_ppc_403 403
1587 #define bfd_mach_ppc_403gc 4030
1588 #define bfd_mach_ppc_505 505
1589 #define bfd_mach_ppc_601 601
1590 #define bfd_mach_ppc_602 602
1591 #define bfd_mach_ppc_603 603
1592 #define bfd_mach_ppc_ec603e 6031
1593 #define bfd_mach_ppc_604 604
1594 #define bfd_mach_ppc_620 620
1595 #define bfd_mach_ppc_630 630
1596 #define bfd_mach_ppc_750 750
1597 #define bfd_mach_ppc_860 860
1598 #define bfd_mach_ppc_a35 35
1599 #define bfd_mach_ppc_rs64ii 642
1600 #define bfd_mach_ppc_rs64iii 643
1601 #define bfd_mach_ppc_7400 7400
1602 #define bfd_mach_ppc_e500 500
1603 bfd_arch_rs6000, /* IBM RS/6000 */
1604 #define bfd_mach_rs6k 6000
1605 #define bfd_mach_rs6k_rs1 6001
1606 #define bfd_mach_rs6k_rsc 6003
1607 #define bfd_mach_rs6k_rs2 6002
1608 bfd_arch_hppa, /* HP PA RISC */
1609 #define bfd_mach_hppa10 10
1610 #define bfd_mach_hppa11 11
1611 #define bfd_mach_hppa20 20
1612 #define bfd_mach_hppa20w 25
1613 bfd_arch_d10v, /* Mitsubishi D10V */
1614 #define bfd_mach_d10v 1
1615 #define bfd_mach_d10v_ts2 2
1616 #define bfd_mach_d10v_ts3 3
1617 bfd_arch_d30v, /* Mitsubishi D30V */
1618 bfd_arch_dlx, /* DLX */
1619 bfd_arch_m68hc11, /* Motorola 68HC11 */
1620 bfd_arch_m68hc12, /* Motorola 68HC12 */
1621 #define bfd_mach_m6812_default 0
1622 #define bfd_mach_m6812 1
1623 #define bfd_mach_m6812s 2
1624 bfd_arch_z8k, /* Zilog Z8000 */
1625 #define bfd_mach_z8001 1
1626 #define bfd_mach_z8002 2
1627 bfd_arch_h8500, /* Renesas H8/500 (formerly Hitachi H8/500) */
1628 bfd_arch_sh, /* Renesas / SuperH SH (formerly Hitachi SH) */
1629 #define bfd_mach_sh 1
1630 #define bfd_mach_sh2 0x20
1631 #define bfd_mach_sh_dsp 0x2d
1632 #define bfd_mach_sh2e 0x2e
1633 #define bfd_mach_sh3 0x30
1634 #define bfd_mach_sh3_dsp 0x3d
1635 #define bfd_mach_sh3e 0x3e
1636 #define bfd_mach_sh4 0x40
1637 #define bfd_mach_sh4_nofpu 0x41
1638 #define bfd_mach_sh4a 0x4a
1639 #define bfd_mach_sh4a_nofpu 0x4b
1640 #define bfd_mach_sh4al_dsp 0x4d
1641 #define bfd_mach_sh5 0x50
1642 bfd_arch_alpha, /* Dec Alpha */
1643 #define bfd_mach_alpha_ev4 0x10
1644 #define bfd_mach_alpha_ev5 0x20
1645 #define bfd_mach_alpha_ev6 0x30
1646 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1647 #define bfd_mach_arm_unknown 0
1648 #define bfd_mach_arm_2 1
1649 #define bfd_mach_arm_2a 2
1650 #define bfd_mach_arm_3 3
1651 #define bfd_mach_arm_3M 4
1652 #define bfd_mach_arm_4 5
1653 #define bfd_mach_arm_4T 6
1654 #define bfd_mach_arm_5 7
1655 #define bfd_mach_arm_5T 8
1656 #define bfd_mach_arm_5TE 9
1657 #define bfd_mach_arm_XScale 10
1658 #define bfd_mach_arm_ep9312 11
1659 #define bfd_mach_arm_iWMMXt 12
1660 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1661 bfd_arch_w65, /* WDC 65816 */
1662 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1663 bfd_arch_tic4x, /* Texas Instruments TMS320C3X/4X */
1664 #define bfd_mach_tic3x 30
1665 #define bfd_mach_tic4x 40
1666 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1667 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1668 bfd_arch_v850, /* NEC V850 */
1669 #define bfd_mach_v850 1
1670 #define bfd_mach_v850e 'E'
1671 #define bfd_mach_v850e1 '1'
1672 bfd_arch_arc, /* ARC Cores */
1673 #define bfd_mach_arc_5 5
1674 #define bfd_mach_arc_6 6
1675 #define bfd_mach_arc_7 7
1676 #define bfd_mach_arc_8 8
1677 bfd_arch_m32r, /* Renesas M32R (formerly Mitsubishi M32R/D) */
1678 #define bfd_mach_m32r 1 /* For backwards compatibility. */
1679 #define bfd_mach_m32rx 'x'
1680 #define bfd_mach_m32r2 '2'
1681 bfd_arch_mn10200, /* Matsushita MN10200 */
1682 bfd_arch_mn10300, /* Matsushita MN10300 */
1683 #define bfd_mach_mn10300 300
1684 #define bfd_mach_am33 330
1685 #define bfd_mach_am33_2 332
1687 #define bfd_mach_fr30 0x46523330
1689 #define bfd_mach_frv 1
1690 #define bfd_mach_frvsimple 2
1691 #define bfd_mach_fr300 300
1692 #define bfd_mach_fr400 400
1693 #define bfd_mach_frvtomcat 499 /* fr500 prototype */
1694 #define bfd_mach_fr500 500
1695 #define bfd_mach_fr550 550
1697 bfd_arch_ia64, /* HP/Intel ia64 */
1698 #define bfd_mach_ia64_elf64 64
1699 #define bfd_mach_ia64_elf32 32
1700 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1701 #define bfd_mach_ip2022 1
1702 #define bfd_mach_ip2022ext 2
1703 bfd_arch_iq2000, /* Vitesse IQ2000. */
1704 #define bfd_mach_iq2000 1
1705 #define bfd_mach_iq10 2
1707 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1708 #define bfd_mach_avr1 1
1709 #define bfd_mach_avr2 2
1710 #define bfd_mach_avr3 3
1711 #define bfd_mach_avr4 4
1712 #define bfd_mach_avr5 5
1713 bfd_arch_cris, /* Axis CRIS */
1714 bfd_arch_s390, /* IBM s390 */
1715 #define bfd_mach_s390_31 31
1716 #define bfd_mach_s390_64 64
1717 bfd_arch_openrisc, /* OpenRISC */
1718 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1720 #define bfd_mach_xstormy16 1
1721 bfd_arch_msp430, /* Texas Instruments MSP430 architecture. */
1722 #define bfd_mach_msp11 11
1723 #define bfd_mach_msp110 110
1724 #define bfd_mach_msp12 12
1725 #define bfd_mach_msp13 13
1726 #define bfd_mach_msp14 14
1727 #define bfd_mach_msp15 15
1728 #define bfd_mach_msp16 16
1729 #define bfd_mach_msp31 31
1730 #define bfd_mach_msp32 32
1731 #define bfd_mach_msp33 33
1732 #define bfd_mach_msp41 41
1733 #define bfd_mach_msp42 42
1734 #define bfd_mach_msp43 43
1735 #define bfd_mach_msp44 44
1736 bfd_arch_xtensa, /* Tensilica's Xtensa cores. */
1737 #define bfd_mach_xtensa 1
1741 typedef struct bfd_arch_info
1744 int bits_per_address;
1746 enum bfd_architecture arch;
1748 const char *arch_name;
1749 const char *printable_name;
1750 unsigned int section_align_power;
1751 /* TRUE if this is the default machine for the architecture.
1752 The default arch should be the first entry for an arch so that
1753 all the entries for that arch can be accessed via <<next>>. */
1754 bfd_boolean the_default;
1755 const struct bfd_arch_info * (*compatible)
1756 (const struct bfd_arch_info *a, const struct bfd_arch_info *b);
1758 bfd_boolean (*scan) (const struct bfd_arch_info *, const char *);
1760 const struct bfd_arch_info *next;
1764 const char *bfd_printable_name (bfd *abfd);
1766 const bfd_arch_info_type *bfd_scan_arch (const char *string);
1768 const char **bfd_arch_list (void);
1770 const bfd_arch_info_type *bfd_arch_get_compatible
1771 (const bfd *abfd, const bfd *bbfd, bfd_boolean accept_unknowns);
1773 void bfd_set_arch_info (bfd *abfd, const bfd_arch_info_type *arg);
1775 enum bfd_architecture bfd_get_arch (bfd *abfd);
1777 unsigned long bfd_get_mach (bfd *abfd);
1779 unsigned int bfd_arch_bits_per_byte (bfd *abfd);
1781 unsigned int bfd_arch_bits_per_address (bfd *abfd);
1783 const bfd_arch_info_type *bfd_get_arch_info (bfd *abfd);
1785 const bfd_arch_info_type *bfd_lookup_arch
1786 (enum bfd_architecture arch, unsigned long machine);
1788 const char *bfd_printable_arch_mach
1789 (enum bfd_architecture arch, unsigned long machine);
1791 unsigned int bfd_octets_per_byte (bfd *abfd);
1793 unsigned int bfd_arch_mach_octets_per_byte
1794 (enum bfd_architecture arch, unsigned long machine);
1796 /* Extracted from reloc.c. */
1797 typedef enum bfd_reloc_status
1799 /* No errors detected. */
1802 /* The relocation was performed, but there was an overflow. */
1805 /* The address to relocate was not within the section supplied. */
1806 bfd_reloc_outofrange,
1808 /* Used by special functions. */
1811 /* Unsupported relocation size requested. */
1812 bfd_reloc_notsupported,
1817 /* The symbol to relocate against was undefined. */
1818 bfd_reloc_undefined,
1820 /* The relocation was performed, but may not be ok - presently
1821 generated only when linking i960 coff files with i960 b.out
1822 symbols. If this type is returned, the error_message argument
1823 to bfd_perform_relocation will be set. */
1826 bfd_reloc_status_type;
1829 typedef struct reloc_cache_entry
1831 /* A pointer into the canonical table of pointers. */
1832 struct bfd_symbol **sym_ptr_ptr;
1834 /* offset in section. */
1835 bfd_size_type address;
1837 /* addend for relocation value. */
1840 /* Pointer to how to perform the required relocation. */
1841 reloc_howto_type *howto;
1846 enum complain_overflow
1848 /* Do not complain on overflow. */
1849 complain_overflow_dont,
1851 /* Complain if the bitfield overflows, whether it is considered
1852 as signed or unsigned. */
1853 complain_overflow_bitfield,
1855 /* Complain if the value overflows when considered as signed
1857 complain_overflow_signed,
1859 /* Complain if the value overflows when considered as an
1861 complain_overflow_unsigned
1864 struct reloc_howto_struct
1866 /* The type field has mainly a documentary use - the back end can
1867 do what it wants with it, though normally the back end's
1868 external idea of what a reloc number is stored
1869 in this field. For example, a PC relative word relocation
1870 in a coff environment has the type 023 - because that's
1871 what the outside world calls a R_PCRWORD reloc. */
1874 /* The value the final relocation is shifted right by. This drops
1875 unwanted data from the relocation. */
1876 unsigned int rightshift;
1878 /* The size of the item to be relocated. This is *not* a
1879 power-of-two measure. To get the number of bytes operated
1880 on by a type of relocation, use bfd_get_reloc_size. */
1883 /* The number of bits in the item to be relocated. This is used
1884 when doing overflow checking. */
1885 unsigned int bitsize;
1887 /* Notes that the relocation is relative to the location in the
1888 data section of the addend. The relocation function will
1889 subtract from the relocation value the address of the location
1891 bfd_boolean pc_relative;
1893 /* The bit position of the reloc value in the destination.
1894 The relocated value is left shifted by this amount. */
1895 unsigned int bitpos;
1897 /* What type of overflow error should be checked for when
1899 enum complain_overflow complain_on_overflow;
1901 /* If this field is non null, then the supplied function is
1902 called rather than the normal function. This allows really
1903 strange relocation methods to be accommodated (e.g., i960 callj
1905 bfd_reloc_status_type (*special_function)
1906 (bfd *, arelent *, struct bfd_symbol *, void *, asection *,
1909 /* The textual name of the relocation type. */
1912 /* Some formats record a relocation addend in the section contents
1913 rather than with the relocation. For ELF formats this is the
1914 distinction between USE_REL and USE_RELA (though the code checks
1915 for USE_REL == 1/0). The value of this field is TRUE if the
1916 addend is recorded with the section contents; when performing a
1917 partial link (ld -r) the section contents (the data) will be
1918 modified. The value of this field is FALSE if addends are
1919 recorded with the relocation (in arelent.addend); when performing
1920 a partial link the relocation will be modified.
1921 All relocations for all ELF USE_RELA targets should set this field
1922 to FALSE (values of TRUE should be looked on with suspicion).
1923 However, the converse is not true: not all relocations of all ELF
1924 USE_REL targets set this field to TRUE. Why this is so is peculiar
1925 to each particular target. For relocs that aren't used in partial
1926 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1927 bfd_boolean partial_inplace;
1929 /* src_mask selects the part of the instruction (or data) to be used
1930 in the relocation sum. If the target relocations don't have an
1931 addend in the reloc, eg. ELF USE_REL, src_mask will normally equal
1932 dst_mask to extract the addend from the section contents. If
1933 relocations do have an addend in the reloc, eg. ELF USE_RELA, this
1934 field should be zero. Non-zero values for ELF USE_RELA targets are
1935 bogus as in those cases the value in the dst_mask part of the
1936 section contents should be treated as garbage. */
1939 /* dst_mask selects which parts of the instruction (or data) are
1940 replaced with a relocated value. */
1943 /* When some formats create PC relative instructions, they leave
1944 the value of the pc of the place being relocated in the offset
1945 slot of the instruction, so that a PC relative relocation can
1946 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1947 Some formats leave the displacement part of an instruction
1948 empty (e.g., m88k bcs); this flag signals the fact. */
1949 bfd_boolean pcrel_offset;
1952 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1953 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1954 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1955 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1956 NAME, FALSE, 0, 0, IN)
1958 #define EMPTY_HOWTO(C) \
1959 HOWTO ((C), 0, 0, 0, FALSE, 0, complain_overflow_dont, NULL, \
1960 NULL, FALSE, 0, 0, FALSE)
1962 #define HOWTO_PREPARE(relocation, symbol) \
1964 if (symbol != NULL) \
1966 if (bfd_is_com_section (symbol->section)) \
1972 relocation = symbol->value; \
1977 unsigned int bfd_get_reloc_size (reloc_howto_type *);
1979 typedef struct relent_chain
1982 struct relent_chain *next;
1986 bfd_reloc_status_type bfd_check_overflow
1987 (enum complain_overflow how,
1988 unsigned int bitsize,
1989 unsigned int rightshift,
1990 unsigned int addrsize,
1991 bfd_vma relocation);
1993 bfd_reloc_status_type bfd_perform_relocation
1995 arelent *reloc_entry,
1997 asection *input_section,
1999 char **error_message);
2001 bfd_reloc_status_type bfd_install_relocation
2003 arelent *reloc_entry,
2004 void *data, bfd_vma data_start,
2005 asection *input_section,
2006 char **error_message);
2008 enum bfd_reloc_code_real {
2009 _dummy_first_bfd_reloc_code_real,
2012 /* Basic absolute relocations of N bits. */
2021 /* PC-relative relocations. Sometimes these are relative to the address
2022 of the relocation itself; sometimes they are relative to the start of
2023 the section containing the relocation. It depends on the specific target.
2025 The 24-bit relocation is used in some Intel 960 configurations. */
2034 BFD_RELOC_32_GOT_PCREL,
2035 BFD_RELOC_16_GOT_PCREL,
2036 BFD_RELOC_8_GOT_PCREL,
2037 BFD_RELOC_32_GOTOFF,
2038 BFD_RELOC_16_GOTOFF,
2039 BFD_RELOC_LO16_GOTOFF,
2040 BFD_RELOC_HI16_GOTOFF,
2041 BFD_RELOC_HI16_S_GOTOFF,
2043 BFD_RELOC_64_PLT_PCREL,
2044 BFD_RELOC_32_PLT_PCREL,
2045 BFD_RELOC_24_PLT_PCREL,
2046 BFD_RELOC_16_PLT_PCREL,
2047 BFD_RELOC_8_PLT_PCREL,
2048 BFD_RELOC_64_PLTOFF,
2049 BFD_RELOC_32_PLTOFF,
2050 BFD_RELOC_16_PLTOFF,
2051 BFD_RELOC_LO16_PLTOFF,
2052 BFD_RELOC_HI16_PLTOFF,
2053 BFD_RELOC_HI16_S_PLTOFF,
2056 /* Relocations used by 68K ELF. */
2057 BFD_RELOC_68K_GLOB_DAT,
2058 BFD_RELOC_68K_JMP_SLOT,
2059 BFD_RELOC_68K_RELATIVE,
2061 /* Linkage-table relative. */
2062 BFD_RELOC_32_BASEREL,
2063 BFD_RELOC_16_BASEREL,
2064 BFD_RELOC_LO16_BASEREL,
2065 BFD_RELOC_HI16_BASEREL,
2066 BFD_RELOC_HI16_S_BASEREL,
2067 BFD_RELOC_8_BASEREL,
2070 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2073 /* These PC-relative relocations are stored as word displacements --
2074 i.e., byte displacements shifted right two bits. The 30-bit word
2075 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2076 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2077 signed 16-bit displacement is used on the MIPS, and the 23-bit
2078 displacement is used on the Alpha. */
2079 BFD_RELOC_32_PCREL_S2,
2080 BFD_RELOC_16_PCREL_S2,
2081 BFD_RELOC_23_PCREL_S2,
2083 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2084 the target word. These are used on the SPARC. */
2088 /* For systems that allocate a Global Pointer register, these are
2089 displacements off that register. These relocation types are
2090 handled specially, because the value the register will have is
2091 decided relatively late. */
2095 /* Reloc types used for i960/b.out. */
2096 BFD_RELOC_I960_CALLJ,
2098 /* SPARC ELF relocations. There is probably some overlap with other
2099 relocation types already defined. */
2101 BFD_RELOC_SPARC_WDISP22,
2104 BFD_RELOC_SPARC_GOT10,
2105 BFD_RELOC_SPARC_GOT13,
2106 BFD_RELOC_SPARC_GOT22,
2107 BFD_RELOC_SPARC_PC10,
2108 BFD_RELOC_SPARC_PC22,
2109 BFD_RELOC_SPARC_WPLT30,
2110 BFD_RELOC_SPARC_COPY,
2111 BFD_RELOC_SPARC_GLOB_DAT,
2112 BFD_RELOC_SPARC_JMP_SLOT,
2113 BFD_RELOC_SPARC_RELATIVE,
2114 BFD_RELOC_SPARC_UA16,
2115 BFD_RELOC_SPARC_UA32,
2116 BFD_RELOC_SPARC_UA64,
2118 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2119 BFD_RELOC_SPARC_BASE13,
2120 BFD_RELOC_SPARC_BASE22,
2122 /* SPARC64 relocations */
2123 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2126 BFD_RELOC_SPARC_OLO10,
2127 BFD_RELOC_SPARC_HH22,
2128 BFD_RELOC_SPARC_HM10,
2129 BFD_RELOC_SPARC_LM22,
2130 BFD_RELOC_SPARC_PC_HH22,
2131 BFD_RELOC_SPARC_PC_HM10,
2132 BFD_RELOC_SPARC_PC_LM22,
2133 BFD_RELOC_SPARC_WDISP16,
2134 BFD_RELOC_SPARC_WDISP19,
2138 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2139 BFD_RELOC_SPARC_PLT32,
2140 BFD_RELOC_SPARC_PLT64,
2141 BFD_RELOC_SPARC_HIX22,
2142 BFD_RELOC_SPARC_LOX10,
2143 BFD_RELOC_SPARC_H44,
2144 BFD_RELOC_SPARC_M44,
2145 BFD_RELOC_SPARC_L44,
2146 BFD_RELOC_SPARC_REGISTER,
2148 /* SPARC little endian relocation */
2149 BFD_RELOC_SPARC_REV32,
2151 /* SPARC TLS relocations */
2152 BFD_RELOC_SPARC_TLS_GD_HI22,
2153 BFD_RELOC_SPARC_TLS_GD_LO10,
2154 BFD_RELOC_SPARC_TLS_GD_ADD,
2155 BFD_RELOC_SPARC_TLS_GD_CALL,
2156 BFD_RELOC_SPARC_TLS_LDM_HI22,
2157 BFD_RELOC_SPARC_TLS_LDM_LO10,
2158 BFD_RELOC_SPARC_TLS_LDM_ADD,
2159 BFD_RELOC_SPARC_TLS_LDM_CALL,
2160 BFD_RELOC_SPARC_TLS_LDO_HIX22,
2161 BFD_RELOC_SPARC_TLS_LDO_LOX10,
2162 BFD_RELOC_SPARC_TLS_LDO_ADD,
2163 BFD_RELOC_SPARC_TLS_IE_HI22,
2164 BFD_RELOC_SPARC_TLS_IE_LO10,
2165 BFD_RELOC_SPARC_TLS_IE_LD,
2166 BFD_RELOC_SPARC_TLS_IE_LDX,
2167 BFD_RELOC_SPARC_TLS_IE_ADD,
2168 BFD_RELOC_SPARC_TLS_LE_HIX22,
2169 BFD_RELOC_SPARC_TLS_LE_LOX10,
2170 BFD_RELOC_SPARC_TLS_DTPMOD32,
2171 BFD_RELOC_SPARC_TLS_DTPMOD64,
2172 BFD_RELOC_SPARC_TLS_DTPOFF32,
2173 BFD_RELOC_SPARC_TLS_DTPOFF64,
2174 BFD_RELOC_SPARC_TLS_TPOFF32,
2175 BFD_RELOC_SPARC_TLS_TPOFF64,
2177 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2178 "addend" in some special way.
2179 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2180 writing; when reading, it will be the absolute section symbol. The
2181 addend is the displacement in bytes of the "lda" instruction from
2182 the "ldah" instruction (which is at the address of this reloc). */
2183 BFD_RELOC_ALPHA_GPDISP_HI16,
2185 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2186 with GPDISP_HI16 relocs. The addend is ignored when writing the
2187 relocations out, and is filled in with the file's GP value on
2188 reading, for convenience. */
2189 BFD_RELOC_ALPHA_GPDISP_LO16,
2191 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2192 relocation except that there is no accompanying GPDISP_LO16
2194 BFD_RELOC_ALPHA_GPDISP,
2196 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2197 the assembler turns it into a LDQ instruction to load the address of
2198 the symbol, and then fills in a register in the real instruction.
2200 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2201 section symbol. The addend is ignored when writing, but is filled
2202 in with the file's GP value on reading, for convenience, as with the
2205 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2206 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2207 but it generates output not based on the position within the .got
2208 section, but relative to the GP value chosen for the file during the
2211 The LITUSE reloc, on the instruction using the loaded address, gives
2212 information to the linker that it might be able to use to optimize
2213 away some literal section references. The symbol is ignored (read
2214 as the absolute section symbol), and the "addend" indicates the type
2215 of instruction using the register:
2216 1 - "memory" fmt insn
2217 2 - byte-manipulation (byte offset reg)
2218 3 - jsr (target of branch) */
2219 BFD_RELOC_ALPHA_LITERAL,
2220 BFD_RELOC_ALPHA_ELF_LITERAL,
2221 BFD_RELOC_ALPHA_LITUSE,
2223 /* The HINT relocation indicates a value that should be filled into the
2224 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2225 prediction logic which may be provided on some processors. */
2226 BFD_RELOC_ALPHA_HINT,
2228 /* The LINKAGE relocation outputs a linkage pair in the object file,
2229 which is filled by the linker. */
2230 BFD_RELOC_ALPHA_LINKAGE,
2232 /* The CODEADDR relocation outputs a STO_CA in the object file,
2233 which is filled by the linker. */
2234 BFD_RELOC_ALPHA_CODEADDR,
2236 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2238 BFD_RELOC_ALPHA_GPREL_HI16,
2239 BFD_RELOC_ALPHA_GPREL_LO16,
2241 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2242 share a common GP, and the target address is adjusted for
2243 STO_ALPHA_STD_GPLOAD. */
2244 BFD_RELOC_ALPHA_BRSGP,
2246 /* Alpha thread-local storage relocations. */
2247 BFD_RELOC_ALPHA_TLSGD,
2248 BFD_RELOC_ALPHA_TLSLDM,
2249 BFD_RELOC_ALPHA_DTPMOD64,
2250 BFD_RELOC_ALPHA_GOTDTPREL16,
2251 BFD_RELOC_ALPHA_DTPREL64,
2252 BFD_RELOC_ALPHA_DTPREL_HI16,
2253 BFD_RELOC_ALPHA_DTPREL_LO16,
2254 BFD_RELOC_ALPHA_DTPREL16,
2255 BFD_RELOC_ALPHA_GOTTPREL16,
2256 BFD_RELOC_ALPHA_TPREL64,
2257 BFD_RELOC_ALPHA_TPREL_HI16,
2258 BFD_RELOC_ALPHA_TPREL_LO16,
2259 BFD_RELOC_ALPHA_TPREL16,
2261 /* Bits 27..2 of the relocation address shifted right 2 bits;
2262 simple reloc otherwise. */
2265 /* The MIPS16 jump instruction. */
2266 BFD_RELOC_MIPS16_JMP,
2268 /* MIPS16 GP relative reloc. */
2269 BFD_RELOC_MIPS16_GPREL,
2271 /* High 16 bits of 32-bit value; simple reloc. */
2274 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2275 extended and added to form the final result. If the low 16
2276 bits form a negative number, we need to add one to the high value
2277 to compensate for the borrow when the low bits are added. */
2283 /* Like BFD_RELOC_HI16_S, but PC relative. */
2284 BFD_RELOC_PCREL_HI16_S,
2286 /* Like BFD_RELOC_LO16, but PC relative. */
2287 BFD_RELOC_PCREL_LO16,
2289 /* Relocation against a MIPS literal section. */
2290 BFD_RELOC_MIPS_LITERAL,
2292 /* MIPS ELF relocations. */
2293 BFD_RELOC_MIPS_GOT16,
2294 BFD_RELOC_MIPS_CALL16,
2295 BFD_RELOC_MIPS_GOT_HI16,
2296 BFD_RELOC_MIPS_GOT_LO16,
2297 BFD_RELOC_MIPS_CALL_HI16,
2298 BFD_RELOC_MIPS_CALL_LO16,
2300 BFD_RELOC_MIPS_GOT_PAGE,
2301 BFD_RELOC_MIPS_GOT_OFST,
2302 BFD_RELOC_MIPS_GOT_DISP,
2303 BFD_RELOC_MIPS_SHIFT5,
2304 BFD_RELOC_MIPS_SHIFT6,
2305 BFD_RELOC_MIPS_INSERT_A,
2306 BFD_RELOC_MIPS_INSERT_B,
2307 BFD_RELOC_MIPS_DELETE,
2308 BFD_RELOC_MIPS_HIGHEST,
2309 BFD_RELOC_MIPS_HIGHER,
2310 BFD_RELOC_MIPS_SCN_DISP,
2311 BFD_RELOC_MIPS_REL16,
2312 BFD_RELOC_MIPS_RELGOT,
2313 BFD_RELOC_MIPS_JALR,
2316 /* Fujitsu Frv Relocations. */
2317 BFD_RELOC_FRV_LABEL16,
2318 BFD_RELOC_FRV_LABEL24,
2321 BFD_RELOC_FRV_GPREL12,
2322 BFD_RELOC_FRV_GPRELU12,
2323 BFD_RELOC_FRV_GPREL32,
2324 BFD_RELOC_FRV_GPRELHI,
2325 BFD_RELOC_FRV_GPRELLO,
2326 BFD_RELOC_FRV_GOT12,
2327 BFD_RELOC_FRV_GOTHI,
2328 BFD_RELOC_FRV_GOTLO,
2329 BFD_RELOC_FRV_FUNCDESC,
2330 BFD_RELOC_FRV_FUNCDESC_GOT12,
2331 BFD_RELOC_FRV_FUNCDESC_GOTHI,
2332 BFD_RELOC_FRV_FUNCDESC_GOTLO,
2333 BFD_RELOC_FRV_FUNCDESC_VALUE,
2334 BFD_RELOC_FRV_FUNCDESC_GOTOFF12,
2335 BFD_RELOC_FRV_FUNCDESC_GOTOFFHI,
2336 BFD_RELOC_FRV_FUNCDESC_GOTOFFLO,
2337 BFD_RELOC_FRV_GOTOFF12,
2338 BFD_RELOC_FRV_GOTOFFHI,
2339 BFD_RELOC_FRV_GOTOFFLO,
2342 /* This is a 24bit GOT-relative reloc for the mn10300. */
2343 BFD_RELOC_MN10300_GOTOFF24,
2345 /* This is a 32bit GOT-relative reloc for the mn10300, offset by two bytes
2346 in the instruction. */
2347 BFD_RELOC_MN10300_GOT32,
2349 /* This is a 24bit GOT-relative reloc for the mn10300, offset by two bytes
2350 in the instruction. */
2351 BFD_RELOC_MN10300_GOT24,
2353 /* This is a 16bit GOT-relative reloc for the mn10300, offset by two bytes
2354 in the instruction. */
2355 BFD_RELOC_MN10300_GOT16,
2357 /* Copy symbol at runtime. */
2358 BFD_RELOC_MN10300_COPY,
2360 /* Create GOT entry. */
2361 BFD_RELOC_MN10300_GLOB_DAT,
2363 /* Create PLT entry. */
2364 BFD_RELOC_MN10300_JMP_SLOT,
2366 /* Adjust by program base. */
2367 BFD_RELOC_MN10300_RELATIVE,
2370 /* i386/elf relocations */
2371 BFD_RELOC_386_GOT32,
2372 BFD_RELOC_386_PLT32,
2374 BFD_RELOC_386_GLOB_DAT,
2375 BFD_RELOC_386_JUMP_SLOT,
2376 BFD_RELOC_386_RELATIVE,
2377 BFD_RELOC_386_GOTOFF,
2378 BFD_RELOC_386_GOTPC,
2379 BFD_RELOC_386_TLS_TPOFF,
2380 BFD_RELOC_386_TLS_IE,
2381 BFD_RELOC_386_TLS_GOTIE,
2382 BFD_RELOC_386_TLS_LE,
2383 BFD_RELOC_386_TLS_GD,
2384 BFD_RELOC_386_TLS_LDM,
2385 BFD_RELOC_386_TLS_LDO_32,
2386 BFD_RELOC_386_TLS_IE_32,
2387 BFD_RELOC_386_TLS_LE_32,
2388 BFD_RELOC_386_TLS_DTPMOD32,
2389 BFD_RELOC_386_TLS_DTPOFF32,
2390 BFD_RELOC_386_TLS_TPOFF32,
2392 /* x86-64/elf relocations */
2393 BFD_RELOC_X86_64_GOT32,
2394 BFD_RELOC_X86_64_PLT32,
2395 BFD_RELOC_X86_64_COPY,
2396 BFD_RELOC_X86_64_GLOB_DAT,
2397 BFD_RELOC_X86_64_JUMP_SLOT,
2398 BFD_RELOC_X86_64_RELATIVE,
2399 BFD_RELOC_X86_64_GOTPCREL,
2400 BFD_RELOC_X86_64_32S,
2401 BFD_RELOC_X86_64_DTPMOD64,
2402 BFD_RELOC_X86_64_DTPOFF64,
2403 BFD_RELOC_X86_64_TPOFF64,
2404 BFD_RELOC_X86_64_TLSGD,
2405 BFD_RELOC_X86_64_TLSLD,
2406 BFD_RELOC_X86_64_DTPOFF32,
2407 BFD_RELOC_X86_64_GOTTPOFF,
2408 BFD_RELOC_X86_64_TPOFF32,
2410 /* ns32k relocations */
2411 BFD_RELOC_NS32K_IMM_8,
2412 BFD_RELOC_NS32K_IMM_16,
2413 BFD_RELOC_NS32K_IMM_32,
2414 BFD_RELOC_NS32K_IMM_8_PCREL,
2415 BFD_RELOC_NS32K_IMM_16_PCREL,
2416 BFD_RELOC_NS32K_IMM_32_PCREL,
2417 BFD_RELOC_NS32K_DISP_8,
2418 BFD_RELOC_NS32K_DISP_16,
2419 BFD_RELOC_NS32K_DISP_32,
2420 BFD_RELOC_NS32K_DISP_8_PCREL,
2421 BFD_RELOC_NS32K_DISP_16_PCREL,
2422 BFD_RELOC_NS32K_DISP_32_PCREL,
2424 /* PDP11 relocations */
2425 BFD_RELOC_PDP11_DISP_8_PCREL,
2426 BFD_RELOC_PDP11_DISP_6_PCREL,
2428 /* Picojava relocs. Not all of these appear in object files. */
2429 BFD_RELOC_PJ_CODE_HI16,
2430 BFD_RELOC_PJ_CODE_LO16,
2431 BFD_RELOC_PJ_CODE_DIR16,
2432 BFD_RELOC_PJ_CODE_DIR32,
2433 BFD_RELOC_PJ_CODE_REL16,
2434 BFD_RELOC_PJ_CODE_REL32,
2436 /* Power(rs6000) and PowerPC relocations. */
2439 BFD_RELOC_PPC_TOC16,
2441 BFD_RELOC_PPC_B16_BRTAKEN,
2442 BFD_RELOC_PPC_B16_BRNTAKEN,
2444 BFD_RELOC_PPC_BA16_BRTAKEN,
2445 BFD_RELOC_PPC_BA16_BRNTAKEN,
2447 BFD_RELOC_PPC_GLOB_DAT,
2448 BFD_RELOC_PPC_JMP_SLOT,
2449 BFD_RELOC_PPC_RELATIVE,
2450 BFD_RELOC_PPC_LOCAL24PC,
2451 BFD_RELOC_PPC_EMB_NADDR32,
2452 BFD_RELOC_PPC_EMB_NADDR16,
2453 BFD_RELOC_PPC_EMB_NADDR16_LO,
2454 BFD_RELOC_PPC_EMB_NADDR16_HI,
2455 BFD_RELOC_PPC_EMB_NADDR16_HA,
2456 BFD_RELOC_PPC_EMB_SDAI16,
2457 BFD_RELOC_PPC_EMB_SDA2I16,
2458 BFD_RELOC_PPC_EMB_SDA2REL,
2459 BFD_RELOC_PPC_EMB_SDA21,
2460 BFD_RELOC_PPC_EMB_MRKREF,
2461 BFD_RELOC_PPC_EMB_RELSEC16,
2462 BFD_RELOC_PPC_EMB_RELST_LO,
2463 BFD_RELOC_PPC_EMB_RELST_HI,
2464 BFD_RELOC_PPC_EMB_RELST_HA,
2465 BFD_RELOC_PPC_EMB_BIT_FLD,
2466 BFD_RELOC_PPC_EMB_RELSDA,
2467 BFD_RELOC_PPC64_HIGHER,
2468 BFD_RELOC_PPC64_HIGHER_S,
2469 BFD_RELOC_PPC64_HIGHEST,
2470 BFD_RELOC_PPC64_HIGHEST_S,
2471 BFD_RELOC_PPC64_TOC16_LO,
2472 BFD_RELOC_PPC64_TOC16_HI,
2473 BFD_RELOC_PPC64_TOC16_HA,
2474 BFD_RELOC_PPC64_TOC,
2475 BFD_RELOC_PPC64_PLTGOT16,
2476 BFD_RELOC_PPC64_PLTGOT16_LO,
2477 BFD_RELOC_PPC64_PLTGOT16_HI,
2478 BFD_RELOC_PPC64_PLTGOT16_HA,
2479 BFD_RELOC_PPC64_ADDR16_DS,
2480 BFD_RELOC_PPC64_ADDR16_LO_DS,
2481 BFD_RELOC_PPC64_GOT16_DS,
2482 BFD_RELOC_PPC64_GOT16_LO_DS,
2483 BFD_RELOC_PPC64_PLT16_LO_DS,
2484 BFD_RELOC_PPC64_SECTOFF_DS,
2485 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2486 BFD_RELOC_PPC64_TOC16_DS,
2487 BFD_RELOC_PPC64_TOC16_LO_DS,
2488 BFD_RELOC_PPC64_PLTGOT16_DS,
2489 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2491 /* PowerPC and PowerPC64 thread-local storage relocations. */
2493 BFD_RELOC_PPC_DTPMOD,
2494 BFD_RELOC_PPC_TPREL16,
2495 BFD_RELOC_PPC_TPREL16_LO,
2496 BFD_RELOC_PPC_TPREL16_HI,
2497 BFD_RELOC_PPC_TPREL16_HA,
2498 BFD_RELOC_PPC_TPREL,
2499 BFD_RELOC_PPC_DTPREL16,
2500 BFD_RELOC_PPC_DTPREL16_LO,
2501 BFD_RELOC_PPC_DTPREL16_HI,
2502 BFD_RELOC_PPC_DTPREL16_HA,
2503 BFD_RELOC_PPC_DTPREL,
2504 BFD_RELOC_PPC_GOT_TLSGD16,
2505 BFD_RELOC_PPC_GOT_TLSGD16_LO,
2506 BFD_RELOC_PPC_GOT_TLSGD16_HI,
2507 BFD_RELOC_PPC_GOT_TLSGD16_HA,
2508 BFD_RELOC_PPC_GOT_TLSLD16,
2509 BFD_RELOC_PPC_GOT_TLSLD16_LO,
2510 BFD_RELOC_PPC_GOT_TLSLD16_HI,
2511 BFD_RELOC_PPC_GOT_TLSLD16_HA,
2512 BFD_RELOC_PPC_GOT_TPREL16,
2513 BFD_RELOC_PPC_GOT_TPREL16_LO,
2514 BFD_RELOC_PPC_GOT_TPREL16_HI,
2515 BFD_RELOC_PPC_GOT_TPREL16_HA,
2516 BFD_RELOC_PPC_GOT_DTPREL16,
2517 BFD_RELOC_PPC_GOT_DTPREL16_LO,
2518 BFD_RELOC_PPC_GOT_DTPREL16_HI,
2519 BFD_RELOC_PPC_GOT_DTPREL16_HA,
2520 BFD_RELOC_PPC64_TPREL16_DS,
2521 BFD_RELOC_PPC64_TPREL16_LO_DS,
2522 BFD_RELOC_PPC64_TPREL16_HIGHER,
2523 BFD_RELOC_PPC64_TPREL16_HIGHERA,
2524 BFD_RELOC_PPC64_TPREL16_HIGHEST,
2525 BFD_RELOC_PPC64_TPREL16_HIGHESTA,
2526 BFD_RELOC_PPC64_DTPREL16_DS,
2527 BFD_RELOC_PPC64_DTPREL16_LO_DS,
2528 BFD_RELOC_PPC64_DTPREL16_HIGHER,
2529 BFD_RELOC_PPC64_DTPREL16_HIGHERA,
2530 BFD_RELOC_PPC64_DTPREL16_HIGHEST,
2531 BFD_RELOC_PPC64_DTPREL16_HIGHESTA,
2533 /* IBM 370/390 relocations */
2536 /* The type of reloc used to build a constructor table - at the moment
2537 probably a 32 bit wide absolute relocation, but the target can choose.
2538 It generally does map to one of the other relocation types. */
2541 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2542 not stored in the instruction. */
2543 BFD_RELOC_ARM_PCREL_BRANCH,
2545 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2546 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2547 field in the instruction. */
2548 BFD_RELOC_ARM_PCREL_BLX,
2550 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2551 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2552 field in the instruction. */
2553 BFD_RELOC_THUMB_PCREL_BLX,
2555 /* These relocs are only used within the ARM assembler. They are not
2556 (at present) written to any object files. */
2557 BFD_RELOC_ARM_IMMEDIATE,
2558 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2559 BFD_RELOC_ARM_OFFSET_IMM,
2560 BFD_RELOC_ARM_SHIFT_IMM,
2562 BFD_RELOC_ARM_MULTI,
2563 BFD_RELOC_ARM_CP_OFF_IMM,
2564 BFD_RELOC_ARM_CP_OFF_IMM_S2,
2565 BFD_RELOC_ARM_ADR_IMM,
2566 BFD_RELOC_ARM_LDR_IMM,
2567 BFD_RELOC_ARM_LITERAL,
2568 BFD_RELOC_ARM_IN_POOL,
2569 BFD_RELOC_ARM_OFFSET_IMM8,
2570 BFD_RELOC_ARM_HWLITERAL,
2571 BFD_RELOC_ARM_THUMB_ADD,
2572 BFD_RELOC_ARM_THUMB_IMM,
2573 BFD_RELOC_ARM_THUMB_SHIFT,
2574 BFD_RELOC_ARM_THUMB_OFFSET,
2575 BFD_RELOC_ARM_GOT12,
2576 BFD_RELOC_ARM_GOT32,
2577 BFD_RELOC_ARM_JUMP_SLOT,
2579 BFD_RELOC_ARM_GLOB_DAT,
2580 BFD_RELOC_ARM_PLT32,
2581 BFD_RELOC_ARM_RELATIVE,
2582 BFD_RELOC_ARM_GOTOFF,
2583 BFD_RELOC_ARM_GOTPC,
2585 /* Renesas / SuperH SH relocs. Not all of these appear in object files. */
2586 BFD_RELOC_SH_PCDISP8BY2,
2587 BFD_RELOC_SH_PCDISP12BY2,
2589 BFD_RELOC_SH_IMM4BY2,
2590 BFD_RELOC_SH_IMM4BY4,
2592 BFD_RELOC_SH_IMM8BY2,
2593 BFD_RELOC_SH_IMM8BY4,
2594 BFD_RELOC_SH_PCRELIMM8BY2,
2595 BFD_RELOC_SH_PCRELIMM8BY4,
2596 BFD_RELOC_SH_SWITCH16,
2597 BFD_RELOC_SH_SWITCH32,
2604 BFD_RELOC_SH_LOOP_START,
2605 BFD_RELOC_SH_LOOP_END,
2607 BFD_RELOC_SH_GLOB_DAT,
2608 BFD_RELOC_SH_JMP_SLOT,
2609 BFD_RELOC_SH_RELATIVE,
2611 BFD_RELOC_SH_GOT_LOW16,
2612 BFD_RELOC_SH_GOT_MEDLOW16,
2613 BFD_RELOC_SH_GOT_MEDHI16,
2614 BFD_RELOC_SH_GOT_HI16,
2615 BFD_RELOC_SH_GOTPLT_LOW16,
2616 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2617 BFD_RELOC_SH_GOTPLT_MEDHI16,
2618 BFD_RELOC_SH_GOTPLT_HI16,
2619 BFD_RELOC_SH_PLT_LOW16,
2620 BFD_RELOC_SH_PLT_MEDLOW16,
2621 BFD_RELOC_SH_PLT_MEDHI16,
2622 BFD_RELOC_SH_PLT_HI16,
2623 BFD_RELOC_SH_GOTOFF_LOW16,
2624 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2625 BFD_RELOC_SH_GOTOFF_MEDHI16,
2626 BFD_RELOC_SH_GOTOFF_HI16,
2627 BFD_RELOC_SH_GOTPC_LOW16,
2628 BFD_RELOC_SH_GOTPC_MEDLOW16,
2629 BFD_RELOC_SH_GOTPC_MEDHI16,
2630 BFD_RELOC_SH_GOTPC_HI16,
2631 BFD_RELOC_SH_COPY64,
2632 BFD_RELOC_SH_GLOB_DAT64,
2633 BFD_RELOC_SH_JMP_SLOT64,
2634 BFD_RELOC_SH_RELATIVE64,
2635 BFD_RELOC_SH_GOT10BY4,
2636 BFD_RELOC_SH_GOT10BY8,
2637 BFD_RELOC_SH_GOTPLT10BY4,
2638 BFD_RELOC_SH_GOTPLT10BY8,
2639 BFD_RELOC_SH_GOTPLT32,
2640 BFD_RELOC_SH_SHMEDIA_CODE,
2643 BFD_RELOC_SH_IMMS6BY32,
2645 BFD_RELOC_SH_IMMS10,
2646 BFD_RELOC_SH_IMMS10BY2,
2647 BFD_RELOC_SH_IMMS10BY4,
2648 BFD_RELOC_SH_IMMS10BY8,
2649 BFD_RELOC_SH_IMMS16,
2650 BFD_RELOC_SH_IMMU16,
2651 BFD_RELOC_SH_IMM_LOW16,
2652 BFD_RELOC_SH_IMM_LOW16_PCREL,
2653 BFD_RELOC_SH_IMM_MEDLOW16,
2654 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2655 BFD_RELOC_SH_IMM_MEDHI16,
2656 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2657 BFD_RELOC_SH_IMM_HI16,
2658 BFD_RELOC_SH_IMM_HI16_PCREL,
2660 BFD_RELOC_SH_TLS_GD_32,
2661 BFD_RELOC_SH_TLS_LD_32,
2662 BFD_RELOC_SH_TLS_LDO_32,
2663 BFD_RELOC_SH_TLS_IE_32,
2664 BFD_RELOC_SH_TLS_LE_32,
2665 BFD_RELOC_SH_TLS_DTPMOD32,
2666 BFD_RELOC_SH_TLS_DTPOFF32,
2667 BFD_RELOC_SH_TLS_TPOFF32,
2669 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2670 be zero and is not stored in the instruction. */
2671 BFD_RELOC_THUMB_PCREL_BRANCH9,
2672 BFD_RELOC_THUMB_PCREL_BRANCH12,
2673 BFD_RELOC_THUMB_PCREL_BRANCH23,
2675 /* ARC Cores relocs.
2676 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2677 not stored in the instruction. The high 20 bits are installed in bits 26
2678 through 7 of the instruction. */
2679 BFD_RELOC_ARC_B22_PCREL,
2681 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2682 stored in the instruction. The high 24 bits are installed in bits 23
2686 /* Mitsubishi D10V relocs.
2687 This is a 10-bit reloc with the right 2 bits
2689 BFD_RELOC_D10V_10_PCREL_R,
2691 /* Mitsubishi D10V relocs.
2692 This is a 10-bit reloc with the right 2 bits
2693 assumed to be 0. This is the same as the previous reloc
2694 except it is in the left container, i.e.,
2695 shifted left 15 bits. */
2696 BFD_RELOC_D10V_10_PCREL_L,
2698 /* This is an 18-bit reloc with the right 2 bits
2702 /* This is an 18-bit reloc with the right 2 bits
2704 BFD_RELOC_D10V_18_PCREL,
2706 /* Mitsubishi D30V relocs.
2707 This is a 6-bit absolute reloc. */
2710 /* This is a 6-bit pc-relative reloc with
2711 the right 3 bits assumed to be 0. */
2712 BFD_RELOC_D30V_9_PCREL,
2714 /* This is a 6-bit pc-relative reloc with
2715 the right 3 bits assumed to be 0. Same
2716 as the previous reloc but on the right side
2717 of the container. */
2718 BFD_RELOC_D30V_9_PCREL_R,
2720 /* This is a 12-bit absolute reloc with the
2721 right 3 bitsassumed to be 0. */
2724 /* This is a 12-bit pc-relative reloc with
2725 the right 3 bits assumed to be 0. */
2726 BFD_RELOC_D30V_15_PCREL,
2728 /* This is a 12-bit pc-relative reloc with
2729 the right 3 bits assumed to be 0. Same
2730 as the previous reloc but on the right side
2731 of the container. */
2732 BFD_RELOC_D30V_15_PCREL_R,
2734 /* This is an 18-bit absolute reloc with
2735 the right 3 bits assumed to be 0. */
2738 /* This is an 18-bit pc-relative reloc with
2739 the right 3 bits assumed to be 0. */
2740 BFD_RELOC_D30V_21_PCREL,
2742 /* This is an 18-bit pc-relative reloc with
2743 the right 3 bits assumed to be 0. Same
2744 as the previous reloc but on the right side
2745 of the container. */
2746 BFD_RELOC_D30V_21_PCREL_R,
2748 /* This is a 32-bit absolute reloc. */
2751 /* This is a 32-bit pc-relative reloc. */
2752 BFD_RELOC_D30V_32_PCREL,
2755 BFD_RELOC_DLX_HI16_S,
2761 BFD_RELOC_DLX_JMP26,
2763 /* Renesas M32R (formerly Mitsubishi M32R) relocs.
2764 This is a 24 bit absolute address. */
2767 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2768 BFD_RELOC_M32R_10_PCREL,
2770 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2771 BFD_RELOC_M32R_18_PCREL,
2773 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2774 BFD_RELOC_M32R_26_PCREL,
2776 /* This is a 16-bit reloc containing the high 16 bits of an address
2777 used when the lower 16 bits are treated as unsigned. */
2778 BFD_RELOC_M32R_HI16_ULO,
2780 /* This is a 16-bit reloc containing the high 16 bits of an address
2781 used when the lower 16 bits are treated as signed. */
2782 BFD_RELOC_M32R_HI16_SLO,
2784 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2785 BFD_RELOC_M32R_LO16,
2787 /* This is a 16-bit reloc containing the small data area offset for use in
2788 add3, load, and store instructions. */
2789 BFD_RELOC_M32R_SDA16,
2792 BFD_RELOC_M32R_GOT24,
2793 BFD_RELOC_M32R_26_PLTREL,
2794 BFD_RELOC_M32R_COPY,
2795 BFD_RELOC_M32R_GLOB_DAT,
2796 BFD_RELOC_M32R_JMP_SLOT,
2797 BFD_RELOC_M32R_RELATIVE,
2798 BFD_RELOC_M32R_GOTOFF,
2799 BFD_RELOC_M32R_GOTPC24,
2800 BFD_RELOC_M32R_GOT16_HI_ULO,
2801 BFD_RELOC_M32R_GOT16_HI_SLO,
2802 BFD_RELOC_M32R_GOT16_LO,
2803 BFD_RELOC_M32R_GOTPC_HI_ULO,
2804 BFD_RELOC_M32R_GOTPC_HI_SLO,
2805 BFD_RELOC_M32R_GOTPC_LO,
2807 /* This is a 9-bit reloc */
2808 BFD_RELOC_V850_9_PCREL,
2810 /* This is a 22-bit reloc */
2811 BFD_RELOC_V850_22_PCREL,
2813 /* This is a 16 bit offset from the short data area pointer. */
2814 BFD_RELOC_V850_SDA_16_16_OFFSET,
2816 /* This is a 16 bit offset (of which only 15 bits are used) from the
2817 short data area pointer. */
2818 BFD_RELOC_V850_SDA_15_16_OFFSET,
2820 /* This is a 16 bit offset from the zero data area pointer. */
2821 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2823 /* This is a 16 bit offset (of which only 15 bits are used) from the
2824 zero data area pointer. */
2825 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2827 /* This is an 8 bit offset (of which only 6 bits are used) from the
2828 tiny data area pointer. */
2829 BFD_RELOC_V850_TDA_6_8_OFFSET,
2831 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2832 data area pointer. */
2833 BFD_RELOC_V850_TDA_7_8_OFFSET,
2835 /* This is a 7 bit offset from the tiny data area pointer. */
2836 BFD_RELOC_V850_TDA_7_7_OFFSET,
2838 /* This is a 16 bit offset from the tiny data area pointer. */
2839 BFD_RELOC_V850_TDA_16_16_OFFSET,
2841 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2842 data area pointer. */
2843 BFD_RELOC_V850_TDA_4_5_OFFSET,
2845 /* This is a 4 bit offset from the tiny data area pointer. */
2846 BFD_RELOC_V850_TDA_4_4_OFFSET,
2848 /* This is a 16 bit offset from the short data area pointer, with the
2849 bits placed non-contiguously in the instruction. */
2850 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2852 /* This is a 16 bit offset from the zero data area pointer, with the
2853 bits placed non-contiguously in the instruction. */
2854 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2856 /* This is a 6 bit offset from the call table base pointer. */
2857 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2859 /* This is a 16 bit offset from the call table base pointer. */
2860 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2862 /* Used for relaxing indirect function calls. */
2863 BFD_RELOC_V850_LONGCALL,
2865 /* Used for relaxing indirect jumps. */
2866 BFD_RELOC_V850_LONGJUMP,
2868 /* Used to maintain alignment whilst relaxing. */
2869 BFD_RELOC_V850_ALIGN,
2871 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2873 BFD_RELOC_MN10300_32_PCREL,
2875 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2877 BFD_RELOC_MN10300_16_PCREL,
2879 /* This is a 8bit DP reloc for the tms320c30, where the most
2880 significant 8 bits of a 24 bit word are placed into the least
2881 significant 8 bits of the opcode. */
2882 BFD_RELOC_TIC30_LDP,
2884 /* This is a 7bit reloc for the tms320c54x, where the least
2885 significant 7 bits of a 16 bit word are placed into the least
2886 significant 7 bits of the opcode. */
2887 BFD_RELOC_TIC54X_PARTLS7,
2889 /* This is a 9bit DP reloc for the tms320c54x, where the most
2890 significant 9 bits of a 16 bit word are placed into the least
2891 significant 9 bits of the opcode. */
2892 BFD_RELOC_TIC54X_PARTMS9,
2894 /* This is an extended address 23-bit reloc for the tms320c54x. */
2895 BFD_RELOC_TIC54X_23,
2897 /* This is a 16-bit reloc for the tms320c54x, where the least
2898 significant 16 bits of a 23-bit extended address are placed into
2900 BFD_RELOC_TIC54X_16_OF_23,
2902 /* This is a reloc for the tms320c54x, where the most
2903 significant 7 bits of a 23-bit extended address are placed into
2905 BFD_RELOC_TIC54X_MS7_OF_23,
2907 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2910 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2914 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2916 BFD_RELOC_FR30_6_IN_4,
2918 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2920 BFD_RELOC_FR30_8_IN_8,
2922 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2924 BFD_RELOC_FR30_9_IN_8,
2926 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2928 BFD_RELOC_FR30_10_IN_8,
2930 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2931 short offset into 8 bits. */
2932 BFD_RELOC_FR30_9_PCREL,
2934 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2935 short offset into 11 bits. */
2936 BFD_RELOC_FR30_12_PCREL,
2938 /* Motorola Mcore relocations. */
2939 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2940 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2941 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2942 BFD_RELOC_MCORE_PCREL_32,
2943 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2944 BFD_RELOC_MCORE_RVA,
2946 /* These are relocations for the GETA instruction. */
2947 BFD_RELOC_MMIX_GETA,
2948 BFD_RELOC_MMIX_GETA_1,
2949 BFD_RELOC_MMIX_GETA_2,
2950 BFD_RELOC_MMIX_GETA_3,
2952 /* These are relocations for a conditional branch instruction. */
2953 BFD_RELOC_MMIX_CBRANCH,
2954 BFD_RELOC_MMIX_CBRANCH_J,
2955 BFD_RELOC_MMIX_CBRANCH_1,
2956 BFD_RELOC_MMIX_CBRANCH_2,
2957 BFD_RELOC_MMIX_CBRANCH_3,
2959 /* These are relocations for the PUSHJ instruction. */
2960 BFD_RELOC_MMIX_PUSHJ,
2961 BFD_RELOC_MMIX_PUSHJ_1,
2962 BFD_RELOC_MMIX_PUSHJ_2,
2963 BFD_RELOC_MMIX_PUSHJ_3,
2964 BFD_RELOC_MMIX_PUSHJ_STUBBABLE,
2966 /* These are relocations for the JMP instruction. */
2968 BFD_RELOC_MMIX_JMP_1,
2969 BFD_RELOC_MMIX_JMP_2,
2970 BFD_RELOC_MMIX_JMP_3,
2972 /* This is a relocation for a relative address as in a GETA instruction or
2974 BFD_RELOC_MMIX_ADDR19,
2976 /* This is a relocation for a relative address as in a JMP instruction. */
2977 BFD_RELOC_MMIX_ADDR27,
2979 /* This is a relocation for an instruction field that may be a general
2980 register or a value 0..255. */
2981 BFD_RELOC_MMIX_REG_OR_BYTE,
2983 /* This is a relocation for an instruction field that may be a general
2987 /* This is a relocation for two instruction fields holding a register and
2988 an offset, the equivalent of the relocation. */
2989 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2991 /* This relocation is an assertion that the expression is not allocated as
2992 a global register. It does not modify contents. */
2993 BFD_RELOC_MMIX_LOCAL,
2995 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2996 short offset into 7 bits. */
2997 BFD_RELOC_AVR_7_PCREL,
2999 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
3000 short offset into 12 bits. */
3001 BFD_RELOC_AVR_13_PCREL,
3003 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
3004 program memory address) into 16 bits. */
3005 BFD_RELOC_AVR_16_PM,
3007 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
3008 data memory address) into 8 bit immediate value of LDI insn. */
3009 BFD_RELOC_AVR_LO8_LDI,
3011 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
3012 of data memory address) into 8 bit immediate value of LDI insn. */
3013 BFD_RELOC_AVR_HI8_LDI,
3015 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
3016 of program memory address) into 8 bit immediate value of LDI insn. */
3017 BFD_RELOC_AVR_HH8_LDI,
3019 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3020 (usually data memory address) into 8 bit immediate value of SUBI insn. */
3021 BFD_RELOC_AVR_LO8_LDI_NEG,
3023 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3024 (high 8 bit of data memory address) into 8 bit immediate value of
3026 BFD_RELOC_AVR_HI8_LDI_NEG,
3028 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3029 (most high 8 bit of program memory address) into 8 bit immediate value
3030 of LDI or SUBI insn. */
3031 BFD_RELOC_AVR_HH8_LDI_NEG,
3033 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
3034 command address) into 8 bit immediate value of LDI insn. */
3035 BFD_RELOC_AVR_LO8_LDI_PM,
3037 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
3038 of command address) into 8 bit immediate value of LDI insn. */
3039 BFD_RELOC_AVR_HI8_LDI_PM,
3041 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
3042 of command address) into 8 bit immediate value of LDI insn. */
3043 BFD_RELOC_AVR_HH8_LDI_PM,
3045 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3046 (usually command address) into 8 bit immediate value of SUBI insn. */
3047 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
3049 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3050 (high 8 bit of 16 bit command address) into 8 bit immediate value
3052 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
3054 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
3055 (high 6 bit of 22 bit command address) into 8 bit immediate
3056 value of SUBI insn. */
3057 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
3059 /* This is a 32 bit reloc for the AVR that stores 23 bit value
3063 /* Direct 12 bit. */
3066 /* 12 bit GOT offset. */
3067 BFD_RELOC_390_GOT12,
3069 /* 32 bit PC relative PLT address. */
3070 BFD_RELOC_390_PLT32,
3072 /* Copy symbol at runtime. */
3075 /* Create GOT entry. */
3076 BFD_RELOC_390_GLOB_DAT,
3078 /* Create PLT entry. */
3079 BFD_RELOC_390_JMP_SLOT,
3081 /* Adjust by program base. */
3082 BFD_RELOC_390_RELATIVE,
3084 /* 32 bit PC relative offset to GOT. */
3085 BFD_RELOC_390_GOTPC,
3087 /* 16 bit GOT offset. */
3088 BFD_RELOC_390_GOT16,
3090 /* PC relative 16 bit shifted by 1. */
3091 BFD_RELOC_390_PC16DBL,
3093 /* 16 bit PC rel. PLT shifted by 1. */
3094 BFD_RELOC_390_PLT16DBL,
3096 /* PC relative 32 bit shifted by 1. */
3097 BFD_RELOC_390_PC32DBL,
3099 /* 32 bit PC rel. PLT shifted by 1. */
3100 BFD_RELOC_390_PLT32DBL,
3102 /* 32 bit PC rel. GOT shifted by 1. */
3103 BFD_RELOC_390_GOTPCDBL,
3105 /* 64 bit GOT offset. */
3106 BFD_RELOC_390_GOT64,
3108 /* 64 bit PC relative PLT address. */
3109 BFD_RELOC_390_PLT64,
3111 /* 32 bit rel. offset to GOT entry. */
3112 BFD_RELOC_390_GOTENT,
3114 /* 64 bit offset to GOT. */
3115 BFD_RELOC_390_GOTOFF64,
3117 /* 12-bit offset to symbol-entry within GOT, with PLT handling. */
3118 BFD_RELOC_390_GOTPLT12,
3120 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3121 BFD_RELOC_390_GOTPLT16,
3123 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3124 BFD_RELOC_390_GOTPLT32,
3126 /* 64-bit offset to symbol-entry within GOT, with PLT handling. */
3127 BFD_RELOC_390_GOTPLT64,
3129 /* 32-bit rel. offset to symbol-entry within GOT, with PLT handling. */
3130 BFD_RELOC_390_GOTPLTENT,
3132 /* 16-bit rel. offset from the GOT to a PLT entry. */
3133 BFD_RELOC_390_PLTOFF16,
3135 /* 32-bit rel. offset from the GOT to a PLT entry. */
3136 BFD_RELOC_390_PLTOFF32,
3138 /* 64-bit rel. offset from the GOT to a PLT entry. */
3139 BFD_RELOC_390_PLTOFF64,
3141 /* s390 tls relocations. */
3142 BFD_RELOC_390_TLS_LOAD,
3143 BFD_RELOC_390_TLS_GDCALL,
3144 BFD_RELOC_390_TLS_LDCALL,
3145 BFD_RELOC_390_TLS_GD32,
3146 BFD_RELOC_390_TLS_GD64,
3147 BFD_RELOC_390_TLS_GOTIE12,
3148 BFD_RELOC_390_TLS_GOTIE32,
3149 BFD_RELOC_390_TLS_GOTIE64,
3150 BFD_RELOC_390_TLS_LDM32,
3151 BFD_RELOC_390_TLS_LDM64,
3152 BFD_RELOC_390_TLS_IE32,
3153 BFD_RELOC_390_TLS_IE64,
3154 BFD_RELOC_390_TLS_IEENT,
3155 BFD_RELOC_390_TLS_LE32,
3156 BFD_RELOC_390_TLS_LE64,
3157 BFD_RELOC_390_TLS_LDO32,
3158 BFD_RELOC_390_TLS_LDO64,
3159 BFD_RELOC_390_TLS_DTPMOD,
3160 BFD_RELOC_390_TLS_DTPOFF,
3161 BFD_RELOC_390_TLS_TPOFF,
3163 /* Long displacement extension. */
3165 BFD_RELOC_390_GOT20,
3166 BFD_RELOC_390_GOTPLT20,
3167 BFD_RELOC_390_TLS_GOTIE20,
3169 /* Scenix IP2K - 9-bit register number / data address */
3172 /* Scenix IP2K - 4-bit register/data bank number */
3173 BFD_RELOC_IP2K_BANK,
3175 /* Scenix IP2K - low 13 bits of instruction word address */
3176 BFD_RELOC_IP2K_ADDR16CJP,
3178 /* Scenix IP2K - high 3 bits of instruction word address */
3179 BFD_RELOC_IP2K_PAGE3,
3181 /* Scenix IP2K - ext/low/high 8 bits of data address */
3182 BFD_RELOC_IP2K_LO8DATA,
3183 BFD_RELOC_IP2K_HI8DATA,
3184 BFD_RELOC_IP2K_EX8DATA,
3186 /* Scenix IP2K - low/high 8 bits of instruction word address */
3187 BFD_RELOC_IP2K_LO8INSN,
3188 BFD_RELOC_IP2K_HI8INSN,
3190 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
3191 BFD_RELOC_IP2K_PC_SKIP,
3193 /* Scenix IP2K - 16 bit word address in text section. */
3194 BFD_RELOC_IP2K_TEXT,
3196 /* Scenix IP2K - 7-bit sp or dp offset */
3197 BFD_RELOC_IP2K_FR_OFFSET,
3199 /* Scenix VPE4K coprocessor - data/insn-space addressing */
3200 BFD_RELOC_VPE4KMATH_DATA,
3201 BFD_RELOC_VPE4KMATH_INSN,
3203 /* These two relocations are used by the linker to determine which of
3204 the entries in a C++ virtual function table are actually used. When
3205 the --gc-sections option is given, the linker will zero out the entries
3206 that are not used, so that the code for those functions need not be
3207 included in the output.
3209 VTABLE_INHERIT is a zero-space relocation used to describe to the
3210 linker the inheritance tree of a C++ virtual function table. The
3211 relocation's symbol should be the parent class' vtable, and the
3212 relocation should be located at the child vtable.
3214 VTABLE_ENTRY is a zero-space relocation that describes the use of a
3215 virtual function table entry. The reloc's symbol should refer to the
3216 table of the class mentioned in the code. Off of that base, an offset
3217 describes the entry that is being used. For Rela hosts, this offset
3218 is stored in the reloc's addend. For Rel hosts, we are forced to put
3219 this offset in the reloc's section offset. */
3220 BFD_RELOC_VTABLE_INHERIT,
3221 BFD_RELOC_VTABLE_ENTRY,
3223 /* Intel IA64 Relocations. */
3224 BFD_RELOC_IA64_IMM14,
3225 BFD_RELOC_IA64_IMM22,
3226 BFD_RELOC_IA64_IMM64,
3227 BFD_RELOC_IA64_DIR32MSB,
3228 BFD_RELOC_IA64_DIR32LSB,
3229 BFD_RELOC_IA64_DIR64MSB,
3230 BFD_RELOC_IA64_DIR64LSB,
3231 BFD_RELOC_IA64_GPREL22,
3232 BFD_RELOC_IA64_GPREL64I,
3233 BFD_RELOC_IA64_GPREL32MSB,
3234 BFD_RELOC_IA64_GPREL32LSB,
3235 BFD_RELOC_IA64_GPREL64MSB,
3236 BFD_RELOC_IA64_GPREL64LSB,
3237 BFD_RELOC_IA64_LTOFF22,
3238 BFD_RELOC_IA64_LTOFF64I,
3239 BFD_RELOC_IA64_PLTOFF22,
3240 BFD_RELOC_IA64_PLTOFF64I,
3241 BFD_RELOC_IA64_PLTOFF64MSB,
3242 BFD_RELOC_IA64_PLTOFF64LSB,
3243 BFD_RELOC_IA64_FPTR64I,
3244 BFD_RELOC_IA64_FPTR32MSB,
3245 BFD_RELOC_IA64_FPTR32LSB,
3246 BFD_RELOC_IA64_FPTR64MSB,
3247 BFD_RELOC_IA64_FPTR64LSB,
3248 BFD_RELOC_IA64_PCREL21B,
3249 BFD_RELOC_IA64_PCREL21BI,
3250 BFD_RELOC_IA64_PCREL21M,
3251 BFD_RELOC_IA64_PCREL21F,
3252 BFD_RELOC_IA64_PCREL22,
3253 BFD_RELOC_IA64_PCREL60B,
3254 BFD_RELOC_IA64_PCREL64I,
3255 BFD_RELOC_IA64_PCREL32MSB,
3256 BFD_RELOC_IA64_PCREL32LSB,
3257 BFD_RELOC_IA64_PCREL64MSB,
3258 BFD_RELOC_IA64_PCREL64LSB,
3259 BFD_RELOC_IA64_LTOFF_FPTR22,
3260 BFD_RELOC_IA64_LTOFF_FPTR64I,
3261 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
3262 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3263 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3264 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3265 BFD_RELOC_IA64_SEGREL32MSB,
3266 BFD_RELOC_IA64_SEGREL32LSB,
3267 BFD_RELOC_IA64_SEGREL64MSB,
3268 BFD_RELOC_IA64_SEGREL64LSB,
3269 BFD_RELOC_IA64_SECREL32MSB,
3270 BFD_RELOC_IA64_SECREL32LSB,
3271 BFD_RELOC_IA64_SECREL64MSB,
3272 BFD_RELOC_IA64_SECREL64LSB,
3273 BFD_RELOC_IA64_REL32MSB,
3274 BFD_RELOC_IA64_REL32LSB,
3275 BFD_RELOC_IA64_REL64MSB,
3276 BFD_RELOC_IA64_REL64LSB,
3277 BFD_RELOC_IA64_LTV32MSB,
3278 BFD_RELOC_IA64_LTV32LSB,
3279 BFD_RELOC_IA64_LTV64MSB,
3280 BFD_RELOC_IA64_LTV64LSB,
3281 BFD_RELOC_IA64_IPLTMSB,
3282 BFD_RELOC_IA64_IPLTLSB,
3283 BFD_RELOC_IA64_COPY,
3284 BFD_RELOC_IA64_LTOFF22X,
3285 BFD_RELOC_IA64_LDXMOV,
3286 BFD_RELOC_IA64_TPREL14,
3287 BFD_RELOC_IA64_TPREL22,
3288 BFD_RELOC_IA64_TPREL64I,
3289 BFD_RELOC_IA64_TPREL64MSB,
3290 BFD_RELOC_IA64_TPREL64LSB,
3291 BFD_RELOC_IA64_LTOFF_TPREL22,
3292 BFD_RELOC_IA64_DTPMOD64MSB,
3293 BFD_RELOC_IA64_DTPMOD64LSB,
3294 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3295 BFD_RELOC_IA64_DTPREL14,
3296 BFD_RELOC_IA64_DTPREL22,
3297 BFD_RELOC_IA64_DTPREL64I,
3298 BFD_RELOC_IA64_DTPREL32MSB,
3299 BFD_RELOC_IA64_DTPREL32LSB,
3300 BFD_RELOC_IA64_DTPREL64MSB,
3301 BFD_RELOC_IA64_DTPREL64LSB,
3302 BFD_RELOC_IA64_LTOFF_DTPREL22,
3304 /* Motorola 68HC11 reloc.
3305 This is the 8 bit high part of an absolute address. */
3306 BFD_RELOC_M68HC11_HI8,
3308 /* Motorola 68HC11 reloc.
3309 This is the 8 bit low part of an absolute address. */
3310 BFD_RELOC_M68HC11_LO8,
3312 /* Motorola 68HC11 reloc.
3313 This is the 3 bit of a value. */
3314 BFD_RELOC_M68HC11_3B,
3316 /* Motorola 68HC11 reloc.
3317 This reloc marks the beginning of a jump/call instruction.
3318 It is used for linker relaxation to correctly identify beginning
3319 of instruction and change some branches to use PC-relative
3321 BFD_RELOC_M68HC11_RL_JUMP,
3323 /* Motorola 68HC11 reloc.
3324 This reloc marks a group of several instructions that gcc generates
3325 and for which the linker relaxation pass can modify and/or remove
3327 BFD_RELOC_M68HC11_RL_GROUP,
3329 /* Motorola 68HC11 reloc.
3330 This is the 16-bit lower part of an address. It is used for 'call'
3331 instruction to specify the symbol address without any special
3332 transformation (due to memory bank window). */
3333 BFD_RELOC_M68HC11_LO16,
3335 /* Motorola 68HC11 reloc.
3336 This is a 8-bit reloc that specifies the page number of an address.
3337 It is used by 'call' instruction to specify the page number of
3339 BFD_RELOC_M68HC11_PAGE,
3341 /* Motorola 68HC11 reloc.
3342 This is a 24-bit reloc that represents the address with a 16-bit
3343 value and a 8-bit page number. The symbol address is transformed
3344 to follow the 16K memory bank of 68HC12 (seen as mapped in the window). */
3345 BFD_RELOC_M68HC11_24,
3347 /* Motorola 68HC12 reloc.
3348 This is the 5 bits of a value. */
3349 BFD_RELOC_M68HC12_5B,
3351 /* These relocs are only used within the CRIS assembler. They are not
3352 (at present) written to any object files. */
3353 BFD_RELOC_CRIS_BDISP8,
3354 BFD_RELOC_CRIS_UNSIGNED_5,
3355 BFD_RELOC_CRIS_SIGNED_6,
3356 BFD_RELOC_CRIS_UNSIGNED_6,
3357 BFD_RELOC_CRIS_UNSIGNED_4,
3359 /* Relocs used in ELF shared libraries for CRIS. */
3360 BFD_RELOC_CRIS_COPY,
3361 BFD_RELOC_CRIS_GLOB_DAT,
3362 BFD_RELOC_CRIS_JUMP_SLOT,
3363 BFD_RELOC_CRIS_RELATIVE,
3365 /* 32-bit offset to symbol-entry within GOT. */
3366 BFD_RELOC_CRIS_32_GOT,
3368 /* 16-bit offset to symbol-entry within GOT. */
3369 BFD_RELOC_CRIS_16_GOT,
3371 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3372 BFD_RELOC_CRIS_32_GOTPLT,
3374 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3375 BFD_RELOC_CRIS_16_GOTPLT,
3377 /* 32-bit offset to symbol, relative to GOT. */
3378 BFD_RELOC_CRIS_32_GOTREL,
3380 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3381 BFD_RELOC_CRIS_32_PLT_GOTREL,
3383 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3384 BFD_RELOC_CRIS_32_PLT_PCREL,
3386 /* Intel i860 Relocations. */
3388 BFD_RELOC_860_GLOB_DAT,
3389 BFD_RELOC_860_JUMP_SLOT,
3390 BFD_RELOC_860_RELATIVE,
3392 BFD_RELOC_860_PLT26,
3395 BFD_RELOC_860_SPLIT0,
3397 BFD_RELOC_860_SPLIT1,
3399 BFD_RELOC_860_SPLIT2,
3401 BFD_RELOC_860_LOGOT0,
3402 BFD_RELOC_860_SPGOT0,
3403 BFD_RELOC_860_LOGOT1,
3404 BFD_RELOC_860_SPGOT1,
3405 BFD_RELOC_860_LOGOTOFF0,
3406 BFD_RELOC_860_SPGOTOFF0,
3407 BFD_RELOC_860_LOGOTOFF1,
3408 BFD_RELOC_860_SPGOTOFF1,
3409 BFD_RELOC_860_LOGOTOFF2,
3410 BFD_RELOC_860_LOGOTOFF3,
3412 BFD_RELOC_860_HIGHADJ,
3413 BFD_RELOC_860_HAGOT,
3414 BFD_RELOC_860_HAGOTOFF,
3417 BFD_RELOC_860_HIGOT,
3418 BFD_RELOC_860_HIGOTOFF,
3420 /* OpenRISC Relocations. */
3421 BFD_RELOC_OPENRISC_ABS_26,
3422 BFD_RELOC_OPENRISC_REL_26,
3424 /* H8 elf Relocations. */
3425 BFD_RELOC_H8_DIR16A8,
3426 BFD_RELOC_H8_DIR16R8,
3427 BFD_RELOC_H8_DIR24A8,
3428 BFD_RELOC_H8_DIR24R8,
3429 BFD_RELOC_H8_DIR32A16,
3431 /* Sony Xstormy16 Relocations. */
3432 BFD_RELOC_XSTORMY16_REL_12,
3433 BFD_RELOC_XSTORMY16_12,
3434 BFD_RELOC_XSTORMY16_24,
3435 BFD_RELOC_XSTORMY16_FPTR16,
3437 /* Relocations used by VAX ELF. */
3438 BFD_RELOC_VAX_GLOB_DAT,
3439 BFD_RELOC_VAX_JMP_SLOT,
3440 BFD_RELOC_VAX_RELATIVE,
3442 /* msp430 specific relocation codes */
3443 BFD_RELOC_MSP430_10_PCREL,
3444 BFD_RELOC_MSP430_16_PCREL,
3445 BFD_RELOC_MSP430_16,
3446 BFD_RELOC_MSP430_16_PCREL_BYTE,
3447 BFD_RELOC_MSP430_16_BYTE,
3449 /* IQ2000 Relocations. */
3450 BFD_RELOC_IQ2000_OFFSET_16,
3451 BFD_RELOC_IQ2000_OFFSET_21,
3452 BFD_RELOC_IQ2000_UHI16,
3454 /* Special Xtensa relocation used only by PLT entries in ELF shared
3455 objects to indicate that the runtime linker should set the value
3456 to one of its own internal functions or data structures. */
3457 BFD_RELOC_XTENSA_RTLD,
3459 /* Xtensa relocations for ELF shared objects. */
3460 BFD_RELOC_XTENSA_GLOB_DAT,
3461 BFD_RELOC_XTENSA_JMP_SLOT,
3462 BFD_RELOC_XTENSA_RELATIVE,
3464 /* Xtensa relocation used in ELF object files for symbols that may require
3465 PLT entries. Otherwise, this is just a generic 32-bit relocation. */
3466 BFD_RELOC_XTENSA_PLT,
3468 /* Generic Xtensa relocations. Only the operand number is encoded
3469 in the relocation. The details are determined by extracting the
3470 instruction opcode. */
3471 BFD_RELOC_XTENSA_OP0,
3472 BFD_RELOC_XTENSA_OP1,
3473 BFD_RELOC_XTENSA_OP2,
3475 /* Xtensa relocation to mark that the assembler expanded the
3476 instructions from an original target. The expansion size is
3477 encoded in the reloc size. */
3478 BFD_RELOC_XTENSA_ASM_EXPAND,
3480 /* Xtensa relocation to mark that the linker should simplify
3481 assembler-expanded instructions. This is commonly used
3482 internally by the linker after analysis of a
3483 BFD_RELOC_XTENSA_ASM_EXPAND. */
3484 BFD_RELOC_XTENSA_ASM_SIMPLIFY,
3486 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3487 reloc_howto_type *bfd_reloc_type_lookup
3488 (bfd *abfd, bfd_reloc_code_real_type code);
3490 const char *bfd_get_reloc_code_name (bfd_reloc_code_real_type code);
3492 /* Extracted from syms.c. */
3494 typedef struct bfd_symbol
3496 /* A pointer to the BFD which owns the symbol. This information
3497 is necessary so that a back end can work out what additional
3498 information (invisible to the application writer) is carried
3501 This field is *almost* redundant, since you can use section->owner
3502 instead, except that some symbols point to the global sections
3503 bfd_{abs,com,und}_section. This could be fixed by making
3504 these globals be per-bfd (or per-target-flavor). FIXME. */
3505 struct bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3507 /* The text of the symbol. The name is left alone, and not copied; the
3508 application may not alter it. */
3511 /* The value of the symbol. This really should be a union of a
3512 numeric value with a pointer, since some flags indicate that
3513 a pointer to another symbol is stored here. */
3516 /* Attributes of a symbol. */
3517 #define BSF_NO_FLAGS 0x00
3519 /* The symbol has local scope; <<static>> in <<C>>. The value
3520 is the offset into the section of the data. */
3521 #define BSF_LOCAL 0x01
3523 /* The symbol has global scope; initialized data in <<C>>. The
3524 value is the offset into the section of the data. */
3525 #define BSF_GLOBAL 0x02
3527 /* The symbol has global scope and is exported. The value is
3528 the offset into the section of the data. */
3529 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3531 /* A normal C symbol would be one of:
3532 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3535 /* The symbol is a debugging record. The value has an arbitrary
3536 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3537 #define BSF_DEBUGGING 0x08
3539 /* The symbol denotes a function entry point. Used in ELF,
3540 perhaps others someday. */
3541 #define BSF_FUNCTION 0x10
3543 /* Used by the linker. */
3544 #define BSF_KEEP 0x20
3545 #define BSF_KEEP_G 0x40
3547 /* A weak global symbol, overridable without warnings by
3548 a regular global symbol of the same name. */
3549 #define BSF_WEAK 0x80
3551 /* This symbol was created to point to a section, e.g. ELF's
3552 STT_SECTION symbols. */
3553 #define BSF_SECTION_SYM 0x100
3555 /* The symbol used to be a common symbol, but now it is
3557 #define BSF_OLD_COMMON 0x200
3559 /* The default value for common data. */
3560 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3562 /* In some files the type of a symbol sometimes alters its
3563 location in an output file - ie in coff a <<ISFCN>> symbol
3564 which is also <<C_EXT>> symbol appears where it was
3565 declared and not at the end of a section. This bit is set
3566 by the target BFD part to convey this information. */
3567 #define BSF_NOT_AT_END 0x400
3569 /* Signal that the symbol is the label of constructor section. */
3570 #define BSF_CONSTRUCTOR 0x800
3572 /* Signal that the symbol is a warning symbol. The name is a
3573 warning. The name of the next symbol is the one to warn about;
3574 if a reference is made to a symbol with the same name as the next
3575 symbol, a warning is issued by the linker. */
3576 #define BSF_WARNING 0x1000
3578 /* Signal that the symbol is indirect. This symbol is an indirect
3579 pointer to the symbol with the same name as the next symbol. */
3580 #define BSF_INDIRECT 0x2000
3582 /* BSF_FILE marks symbols that contain a file name. This is used
3583 for ELF STT_FILE symbols. */
3584 #define BSF_FILE 0x4000
3586 /* Symbol is from dynamic linking information. */
3587 #define BSF_DYNAMIC 0x8000
3589 /* The symbol denotes a data object. Used in ELF, and perhaps
3591 #define BSF_OBJECT 0x10000
3593 /* This symbol is a debugging symbol. The value is the offset
3594 into the section of the data. BSF_DEBUGGING should be set
3596 #define BSF_DEBUGGING_RELOC 0x20000
3598 /* This symbol is thread local. Used in ELF. */
3599 #define BSF_THREAD_LOCAL 0x40000
3603 /* A pointer to the section to which this symbol is
3604 relative. This will always be non NULL, there are special
3605 sections for undefined and absolute symbols. */
3606 struct bfd_section *section;
3608 /* Back end special data. */
3618 #define bfd_get_symtab_upper_bound(abfd) \
3619 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3621 bfd_boolean bfd_is_local_label (bfd *abfd, asymbol *sym);
3623 bfd_boolean bfd_is_local_label_name (bfd *abfd, const char *name);
3625 #define bfd_is_local_label_name(abfd, name) \
3626 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3628 #define bfd_canonicalize_symtab(abfd, location) \
3629 BFD_SEND (abfd, _bfd_canonicalize_symtab, (abfd, location))
3631 bfd_boolean bfd_set_symtab
3632 (bfd *abfd, asymbol **location, unsigned int count);
3634 void bfd_print_symbol_vandf (bfd *abfd, void *file, asymbol *symbol);
3636 #define bfd_make_empty_symbol(abfd) \
3637 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3639 asymbol *_bfd_generic_make_empty_symbol (bfd *);
3641 #define bfd_make_debug_symbol(abfd,ptr,size) \
3642 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3644 int bfd_decode_symclass (asymbol *symbol);
3646 bfd_boolean bfd_is_undefined_symclass (int symclass);
3648 void bfd_symbol_info (asymbol *symbol, symbol_info *ret);
3650 bfd_boolean bfd_copy_private_symbol_data
3651 (bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym);
3653 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3654 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3655 (ibfd, isymbol, obfd, osymbol))
3657 /* Extracted from bfd.c. */
3660 /* A unique identifier of the BFD */
3663 /* The filename the application opened the BFD with. */
3664 const char *filename;
3666 /* A pointer to the target jump table. */
3667 const struct bfd_target *xvec;
3669 /* To avoid dragging too many header files into every file that
3670 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3671 and MTIME as a "long". Their correct types, to which they
3672 are cast when used, are "FILE *" and "time_t". The iostream
3673 is the result of an fopen on the filename. However, if the
3674 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3675 to a bfd_in_memory struct. */
3678 /* Is the file descriptor being cached? That is, can it be closed as
3679 needed, and re-opened when accessed later? */
3680 bfd_boolean cacheable;
3682 /* Marks whether there was a default target specified when the
3683 BFD was opened. This is used to select which matching algorithm
3684 to use to choose the back end. */
3685 bfd_boolean target_defaulted;
3687 /* The caching routines use these to maintain a
3688 least-recently-used list of BFDs. */
3689 struct bfd *lru_prev, *lru_next;
3691 /* When a file is closed by the caching routines, BFD retains
3692 state information on the file here... */
3695 /* ... and here: (``once'' means at least once). */
3696 bfd_boolean opened_once;
3698 /* Set if we have a locally maintained mtime value, rather than
3699 getting it from the file each time. */
3700 bfd_boolean mtime_set;
3702 /* File modified time, if mtime_set is TRUE. */
3705 /* Reserved for an unimplemented file locking extension. */
3708 /* The format which belongs to the BFD. (object, core, etc.) */
3711 /* The direction with which the BFD was opened. */
3716 write_direction = 2,
3721 /* Format_specific flags. */
3724 /* Currently my_archive is tested before adding origin to
3725 anything. I believe that this can become always an add of
3726 origin, with origin set to 0 for non archive files. */
3729 /* Remember when output has begun, to stop strange things
3731 bfd_boolean output_has_begun;
3733 /* A hash table for section names. */
3734 struct bfd_hash_table section_htab;
3736 /* Pointer to linked list of sections. */
3737 struct bfd_section *sections;
3739 /* The place where we add to the section list. */
3740 struct bfd_section **section_tail;
3742 /* The number of sections. */
3743 unsigned int section_count;
3745 /* Stuff only useful for object files:
3746 The start address. */
3747 bfd_vma start_address;
3749 /* Used for input and output. */
3750 unsigned int symcount;
3752 /* Symbol table for output BFD (with symcount entries). */
3753 struct bfd_symbol **outsymbols;
3755 /* Used for slurped dynamic symbol tables. */
3756 unsigned int dynsymcount;
3758 /* Pointer to structure which contains architecture information. */
3759 const struct bfd_arch_info *arch_info;
3761 /* Stuff only useful for archives. */
3763 struct bfd *my_archive; /* The containing archive BFD. */
3764 struct bfd *next; /* The next BFD in the archive. */
3765 struct bfd *archive_head; /* The first BFD in the archive. */
3766 bfd_boolean has_armap;
3768 /* A chain of BFD structures involved in a link. */
3769 struct bfd *link_next;
3771 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3772 be used only for archive elements. */
3775 /* Used by the back end to hold private data. */
3778 struct aout_data_struct *aout_data;
3779 struct artdata *aout_ar_data;
3780 struct _oasys_data *oasys_obj_data;
3781 struct _oasys_ar_data *oasys_ar_data;
3782 struct coff_tdata *coff_obj_data;
3783 struct pe_tdata *pe_obj_data;
3784 struct xcoff_tdata *xcoff_obj_data;
3785 struct ecoff_tdata *ecoff_obj_data;
3786 struct ieee_data_struct *ieee_data;
3787 struct ieee_ar_data_struct *ieee_ar_data;
3788 struct srec_data_struct *srec_data;
3789 struct ihex_data_struct *ihex_data;
3790 struct tekhex_data_struct *tekhex_data;
3791 struct elf_obj_tdata *elf_obj_data;
3792 struct nlm_obj_tdata *nlm_obj_data;
3793 struct bout_data_struct *bout_data;
3794 struct mmo_data_struct *mmo_data;
3795 struct sun_core_struct *sun_core_data;
3796 struct sco5_core_struct *sco5_core_data;
3797 struct trad_core_struct *trad_core_data;
3798 struct som_data_struct *som_data;
3799 struct hpux_core_struct *hpux_core_data;
3800 struct hppabsd_core_struct *hppabsd_core_data;
3801 struct sgi_core_struct *sgi_core_data;
3802 struct lynx_core_struct *lynx_core_data;
3803 struct osf_core_struct *osf_core_data;
3804 struct cisco_core_struct *cisco_core_data;
3805 struct versados_data_struct *versados_data;
3806 struct netbsd_core_struct *netbsd_core_data;
3807 struct mach_o_data_struct *mach_o_data;
3808 struct mach_o_fat_data_struct *mach_o_fat_data;
3809 struct bfd_pef_data_struct *pef_data;
3810 struct bfd_pef_xlib_data_struct *pef_xlib_data;
3811 struct bfd_sym_data_struct *sym_data;
3816 /* Used by the application to hold private data. */
3819 /* Where all the allocated stuff under this BFD goes. This is a
3820 struct objalloc *, but we use void * to avoid requiring the inclusion
3825 typedef enum bfd_error
3827 bfd_error_no_error = 0,
3828 bfd_error_system_call,
3829 bfd_error_invalid_target,
3830 bfd_error_wrong_format,
3831 bfd_error_wrong_object_format,
3832 bfd_error_invalid_operation,
3833 bfd_error_no_memory,
3834 bfd_error_no_symbols,
3836 bfd_error_no_more_archived_files,
3837 bfd_error_malformed_archive,
3838 bfd_error_file_not_recognized,
3839 bfd_error_file_ambiguously_recognized,
3840 bfd_error_no_contents,
3841 bfd_error_nonrepresentable_section,
3842 bfd_error_no_debug_section,
3843 bfd_error_bad_value,
3844 bfd_error_file_truncated,
3845 bfd_error_file_too_big,
3846 bfd_error_invalid_error_code
3850 bfd_error_type bfd_get_error (void);
3852 void bfd_set_error (bfd_error_type error_tag);
3854 const char *bfd_errmsg (bfd_error_type error_tag);
3856 void bfd_perror (const char *message);
3858 typedef void (*bfd_error_handler_type) (const char *, ...);
3860 bfd_error_handler_type bfd_set_error_handler (bfd_error_handler_type);
3862 void bfd_set_error_program_name (const char *);
3864 bfd_error_handler_type bfd_get_error_handler (void);
3866 const char *bfd_archive_filename (bfd *);
3868 long bfd_get_reloc_upper_bound (bfd *abfd, asection *sect);
3870 long bfd_canonicalize_reloc
3871 (bfd *abfd, asection *sec, arelent **loc, asymbol **syms);
3874 (bfd *abfd, asection *sec, arelent **rel, unsigned int count);
3876 bfd_boolean bfd_set_file_flags (bfd *abfd, flagword flags);
3878 int bfd_get_arch_size (bfd *abfd);
3880 int bfd_get_sign_extend_vma (bfd *abfd);
3882 bfd_boolean bfd_set_start_address (bfd *abfd, bfd_vma vma);
3884 unsigned int bfd_get_gp_size (bfd *abfd);
3886 void bfd_set_gp_size (bfd *abfd, unsigned int i);
3888 bfd_vma bfd_scan_vma (const char *string, const char **end, int base);
3890 bfd_boolean bfd_copy_private_bfd_data (bfd *ibfd, bfd *obfd);
3892 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3893 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3895 bfd_boolean bfd_merge_private_bfd_data (bfd *ibfd, bfd *obfd);
3897 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3898 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3900 bfd_boolean bfd_set_private_flags (bfd *abfd, flagword flags);
3902 #define bfd_set_private_flags(abfd, flags) \
3903 BFD_SEND (abfd, _bfd_set_private_flags, (abfd, flags))
3904 #define bfd_sizeof_headers(abfd, reloc) \
3905 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3907 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3908 BFD_SEND (abfd, _bfd_find_nearest_line, \
3909 (abfd, sec, syms, off, file, func, line))
3911 #define bfd_debug_info_start(abfd) \
3912 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3914 #define bfd_debug_info_end(abfd) \
3915 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3917 #define bfd_debug_info_accumulate(abfd, section) \
3918 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3920 #define bfd_stat_arch_elt(abfd, stat) \
3921 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3923 #define bfd_update_armap_timestamp(abfd) \
3924 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3926 #define bfd_set_arch_mach(abfd, arch, mach)\
3927 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3929 #define bfd_relax_section(abfd, section, link_info, again) \
3930 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3932 #define bfd_gc_sections(abfd, link_info) \
3933 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3935 #define bfd_merge_sections(abfd, link_info) \
3936 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3938 #define bfd_discard_group(abfd, sec) \
3939 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
3941 #define bfd_link_hash_table_create(abfd) \
3942 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3944 #define bfd_link_hash_table_free(abfd, hash) \
3945 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3947 #define bfd_link_add_symbols(abfd, info) \
3948 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3950 #define bfd_link_just_syms(sec, info) \
3951 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3953 #define bfd_final_link(abfd, info) \
3954 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3956 #define bfd_free_cached_info(abfd) \
3957 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3959 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3960 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3962 #define bfd_print_private_bfd_data(abfd, file)\
3963 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3965 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3966 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3968 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3969 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3971 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3972 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3974 extern bfd_byte *bfd_get_relocated_section_contents
3975 (bfd *, struct bfd_link_info *, struct bfd_link_order *, bfd_byte *,
3976 bfd_boolean, asymbol **);
3978 bfd_boolean bfd_alt_mach_code (bfd *abfd, int alternative);
3985 const struct bfd_arch_info *arch_info;
3986 struct bfd_section *sections;
3987 struct bfd_section **section_tail;
3988 unsigned int section_count;
3989 struct bfd_hash_table section_htab;
3992 bfd_boolean bfd_preserve_save (bfd *, struct bfd_preserve *);
3994 void bfd_preserve_restore (bfd *, struct bfd_preserve *);
3996 void bfd_preserve_finish (bfd *, struct bfd_preserve *);
3998 /* Extracted from archive.c. */
3999 symindex bfd_get_next_mapent
4000 (bfd *abfd, symindex previous, carsym **sym);
4002 bfd_boolean bfd_set_archive_head (bfd *output, bfd *new_head);
4004 bfd *bfd_openr_next_archived_file (bfd *archive, bfd *previous);
4006 /* Extracted from corefile.c. */
4007 const char *bfd_core_file_failing_command (bfd *abfd);
4009 int bfd_core_file_failing_signal (bfd *abfd);
4011 bfd_boolean core_file_matches_executable_p
4012 (bfd *core_bfd, bfd *exec_bfd);
4014 /* Extracted from targets.c. */
4015 #define BFD_SEND(bfd, message, arglist) \
4016 ((*((bfd)->xvec->message)) arglist)
4018 #ifdef DEBUG_BFD_SEND
4020 #define BFD_SEND(bfd, message, arglist) \
4021 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
4022 ((*((bfd)->xvec->message)) arglist) : \
4023 (bfd_assert (__FILE__,__LINE__), NULL))
4025 #define BFD_SEND_FMT(bfd, message, arglist) \
4026 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
4028 #ifdef DEBUG_BFD_SEND
4030 #define BFD_SEND_FMT(bfd, message, arglist) \
4031 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
4032 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
4033 (bfd_assert (__FILE__,__LINE__), NULL))
4038 bfd_target_unknown_flavour,
4039 bfd_target_aout_flavour,
4040 bfd_target_coff_flavour,
4041 bfd_target_ecoff_flavour,
4042 bfd_target_xcoff_flavour,
4043 bfd_target_elf_flavour,
4044 bfd_target_ieee_flavour,
4045 bfd_target_nlm_flavour,
4046 bfd_target_oasys_flavour,
4047 bfd_target_tekhex_flavour,
4048 bfd_target_srec_flavour,
4049 bfd_target_ihex_flavour,
4050 bfd_target_som_flavour,
4051 bfd_target_os9k_flavour,
4052 bfd_target_versados_flavour,
4053 bfd_target_msdos_flavour,
4054 bfd_target_ovax_flavour,
4055 bfd_target_evax_flavour,
4056 bfd_target_mmo_flavour,
4057 bfd_target_mach_o_flavour,
4058 bfd_target_pef_flavour,
4059 bfd_target_pef_xlib_flavour,
4060 bfd_target_sym_flavour
4063 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
4065 /* Forward declaration. */
4066 typedef struct bfd_link_info _bfd_link_info;
4068 typedef struct bfd_target
4070 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
4073 /* The "flavour" of a back end is a general indication about
4074 the contents of a file. */
4075 enum bfd_flavour flavour;
4077 /* The order of bytes within the data area of a file. */
4078 enum bfd_endian byteorder;
4080 /* The order of bytes within the header parts of a file. */
4081 enum bfd_endian header_byteorder;
4083 /* A mask of all the flags which an executable may have set -
4084 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
4085 flagword object_flags;
4087 /* A mask of all the flags which a section may have set - from
4088 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
4089 flagword section_flags;
4091 /* The character normally found at the front of a symbol.
4092 (if any), perhaps `_'. */
4093 char symbol_leading_char;
4095 /* The pad character for file names within an archive header. */
4098 /* The maximum number of characters in an archive header. */
4099 unsigned short ar_max_namelen;
4101 /* Entries for byte swapping for data. These are different from the
4102 other entry points, since they don't take a BFD asthe first argument.
4103 Certain other handlers could do the same. */
4104 bfd_uint64_t (*bfd_getx64) (const void *);
4105 bfd_int64_t (*bfd_getx_signed_64) (const void *);
4106 void (*bfd_putx64) (bfd_uint64_t, void *);
4107 bfd_vma (*bfd_getx32) (const void *);
4108 bfd_signed_vma (*bfd_getx_signed_32) (const void *);
4109 void (*bfd_putx32) (bfd_vma, void *);
4110 bfd_vma (*bfd_getx16) (const void *);
4111 bfd_signed_vma (*bfd_getx_signed_16) (const void *);
4112 void (*bfd_putx16) (bfd_vma, void *);
4114 /* Byte swapping for the headers. */
4115 bfd_uint64_t (*bfd_h_getx64) (const void *);
4116 bfd_int64_t (*bfd_h_getx_signed_64) (const void *);
4117 void (*bfd_h_putx64) (bfd_uint64_t, void *);
4118 bfd_vma (*bfd_h_getx32) (const void *);
4119 bfd_signed_vma (*bfd_h_getx_signed_32) (const void *);
4120 void (*bfd_h_putx32) (bfd_vma, void *);
4121 bfd_vma (*bfd_h_getx16) (const void *);
4122 bfd_signed_vma (*bfd_h_getx_signed_16) (const void *);
4123 void (*bfd_h_putx16) (bfd_vma, void *);
4125 /* Format dependent routines: these are vectors of entry points
4126 within the target vector structure, one for each format to check. */
4128 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
4129 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) (bfd *);
4131 /* Set the format of a file being written. */
4132 bfd_boolean (*_bfd_set_format[bfd_type_end]) (bfd *);
4134 /* Write cached information into a file being written, at <<bfd_close>>. */
4135 bfd_boolean (*_bfd_write_contents[bfd_type_end]) (bfd *);
4138 /* Generic entry points. */
4139 #define BFD_JUMP_TABLE_GENERIC(NAME) \
4140 NAME##_close_and_cleanup, \
4141 NAME##_bfd_free_cached_info, \
4142 NAME##_new_section_hook, \
4143 NAME##_get_section_contents, \
4144 NAME##_get_section_contents_in_window
4146 /* Called when the BFD is being closed to do any necessary cleanup. */
4147 bfd_boolean (*_close_and_cleanup) (bfd *);
4148 /* Ask the BFD to free all cached information. */
4149 bfd_boolean (*_bfd_free_cached_info) (bfd *);
4150 /* Called when a new section is created. */
4151 bfd_boolean (*_new_section_hook) (bfd *, sec_ptr);
4152 /* Read the contents of a section. */
4153 bfd_boolean (*_bfd_get_section_contents)
4154 (bfd *, sec_ptr, void *, file_ptr, bfd_size_type);
4155 bfd_boolean (*_bfd_get_section_contents_in_window)
4156 (bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type);
4158 /* Entry points to copy private data. */
4159 #define BFD_JUMP_TABLE_COPY(NAME) \
4160 NAME##_bfd_copy_private_bfd_data, \
4161 NAME##_bfd_merge_private_bfd_data, \
4162 NAME##_bfd_copy_private_section_data, \
4163 NAME##_bfd_copy_private_symbol_data, \
4164 NAME##_bfd_set_private_flags, \
4165 NAME##_bfd_print_private_bfd_data
4167 /* Called to copy BFD general private data from one object file
4169 bfd_boolean (*_bfd_copy_private_bfd_data) (bfd *, bfd *);
4170 /* Called to merge BFD general private data from one object file
4171 to a common output file when linking. */
4172 bfd_boolean (*_bfd_merge_private_bfd_data) (bfd *, bfd *);
4173 /* Called to copy BFD private section data from one object file
4175 bfd_boolean (*_bfd_copy_private_section_data)
4176 (bfd *, sec_ptr, bfd *, sec_ptr);
4177 /* Called to copy BFD private symbol data from one symbol
4179 bfd_boolean (*_bfd_copy_private_symbol_data)
4180 (bfd *, asymbol *, bfd *, asymbol *);
4181 /* Called to set private backend flags. */
4182 bfd_boolean (*_bfd_set_private_flags) (bfd *, flagword);
4184 /* Called to print private BFD data. */
4185 bfd_boolean (*_bfd_print_private_bfd_data) (bfd *, void *);
4187 /* Core file entry points. */
4188 #define BFD_JUMP_TABLE_CORE(NAME) \
4189 NAME##_core_file_failing_command, \
4190 NAME##_core_file_failing_signal, \
4191 NAME##_core_file_matches_executable_p
4193 char * (*_core_file_failing_command) (bfd *);
4194 int (*_core_file_failing_signal) (bfd *);
4195 bfd_boolean (*_core_file_matches_executable_p) (bfd *, bfd *);
4197 /* Archive entry points. */
4198 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
4199 NAME##_slurp_armap, \
4200 NAME##_slurp_extended_name_table, \
4201 NAME##_construct_extended_name_table, \
4202 NAME##_truncate_arname, \
4203 NAME##_write_armap, \
4204 NAME##_read_ar_hdr, \
4205 NAME##_openr_next_archived_file, \
4206 NAME##_get_elt_at_index, \
4207 NAME##_generic_stat_arch_elt, \
4208 NAME##_update_armap_timestamp
4210 bfd_boolean (*_bfd_slurp_armap) (bfd *);
4211 bfd_boolean (*_bfd_slurp_extended_name_table) (bfd *);
4212 bfd_boolean (*_bfd_construct_extended_name_table)
4213 (bfd *, char **, bfd_size_type *, const char **);
4214 void (*_bfd_truncate_arname) (bfd *, const char *, char *);
4215 bfd_boolean (*write_armap)
4216 (bfd *, unsigned int, struct orl *, unsigned int, int);
4217 void * (*_bfd_read_ar_hdr_fn) (bfd *);
4218 bfd * (*openr_next_archived_file) (bfd *, bfd *);
4219 #define bfd_get_elt_at_index(b,i) BFD_SEND (b, _bfd_get_elt_at_index, (b,i))
4220 bfd * (*_bfd_get_elt_at_index) (bfd *, symindex);
4221 int (*_bfd_stat_arch_elt) (bfd *, struct stat *);
4222 bfd_boolean (*_bfd_update_armap_timestamp) (bfd *);
4224 /* Entry points used for symbols. */
4225 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
4226 NAME##_get_symtab_upper_bound, \
4227 NAME##_canonicalize_symtab, \
4228 NAME##_make_empty_symbol, \
4229 NAME##_print_symbol, \
4230 NAME##_get_symbol_info, \
4231 NAME##_bfd_is_local_label_name, \
4232 NAME##_get_lineno, \
4233 NAME##_find_nearest_line, \
4234 NAME##_bfd_make_debug_symbol, \
4235 NAME##_read_minisymbols, \
4236 NAME##_minisymbol_to_symbol
4238 long (*_bfd_get_symtab_upper_bound) (bfd *);
4239 long (*_bfd_canonicalize_symtab)
4240 (bfd *, struct bfd_symbol **);
4242 (*_bfd_make_empty_symbol) (bfd *);
4243 void (*_bfd_print_symbol)
4244 (bfd *, void *, struct bfd_symbol *, bfd_print_symbol_type);
4245 #define bfd_print_symbol(b,p,s,e) BFD_SEND (b, _bfd_print_symbol, (b,p,s,e))
4246 void (*_bfd_get_symbol_info)
4247 (bfd *, struct bfd_symbol *, symbol_info *);
4248 #define bfd_get_symbol_info(b,p,e) BFD_SEND (b, _bfd_get_symbol_info, (b,p,e))
4249 bfd_boolean (*_bfd_is_local_label_name) (bfd *, const char *);
4251 alent * (*_get_lineno) (bfd *, struct bfd_symbol *);
4252 bfd_boolean (*_bfd_find_nearest_line)
4253 (bfd *, struct bfd_section *, struct bfd_symbol **, bfd_vma,
4254 const char **, const char **, unsigned int *);
4255 /* Back-door to allow format-aware applications to create debug symbols
4256 while using BFD for everything else. Currently used by the assembler
4257 when creating COFF files. */
4258 asymbol * (*_bfd_make_debug_symbol)
4259 (bfd *, void *, unsigned long size);
4260 #define bfd_read_minisymbols(b, d, m, s) \
4261 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
4262 long (*_read_minisymbols)
4263 (bfd *, bfd_boolean, void **, unsigned int *);
4264 #define bfd_minisymbol_to_symbol(b, d, m, f) \
4265 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
4266 asymbol * (*_minisymbol_to_symbol)
4267 (bfd *, bfd_boolean, const void *, asymbol *);
4269 /* Routines for relocs. */
4270 #define BFD_JUMP_TABLE_RELOCS(NAME) \
4271 NAME##_get_reloc_upper_bound, \
4272 NAME##_canonicalize_reloc, \
4273 NAME##_bfd_reloc_type_lookup
4275 long (*_get_reloc_upper_bound) (bfd *, sec_ptr);
4276 long (*_bfd_canonicalize_reloc)
4277 (bfd *, sec_ptr, arelent **, struct bfd_symbol **);
4278 /* See documentation on reloc types. */
4280 (*reloc_type_lookup) (bfd *, bfd_reloc_code_real_type);
4282 /* Routines used when writing an object file. */
4283 #define BFD_JUMP_TABLE_WRITE(NAME) \
4284 NAME##_set_arch_mach, \
4285 NAME##_set_section_contents
4287 bfd_boolean (*_bfd_set_arch_mach)
4288 (bfd *, enum bfd_architecture, unsigned long);
4289 bfd_boolean (*_bfd_set_section_contents)
4290 (bfd *, sec_ptr, const void *, file_ptr, bfd_size_type);
4292 /* Routines used by the linker. */
4293 #define BFD_JUMP_TABLE_LINK(NAME) \
4294 NAME##_sizeof_headers, \
4295 NAME##_bfd_get_relocated_section_contents, \
4296 NAME##_bfd_relax_section, \
4297 NAME##_bfd_link_hash_table_create, \
4298 NAME##_bfd_link_hash_table_free, \
4299 NAME##_bfd_link_add_symbols, \
4300 NAME##_bfd_link_just_syms, \
4301 NAME##_bfd_final_link, \
4302 NAME##_bfd_link_split_section, \
4303 NAME##_bfd_gc_sections, \
4304 NAME##_bfd_merge_sections, \
4305 NAME##_bfd_discard_group
4307 int (*_bfd_sizeof_headers) (bfd *, bfd_boolean);
4308 bfd_byte * (*_bfd_get_relocated_section_contents)
4309 (bfd *, struct bfd_link_info *, struct bfd_link_order *,
4310 bfd_byte *, bfd_boolean, struct bfd_symbol **);
4312 bfd_boolean (*_bfd_relax_section)
4313 (bfd *, struct bfd_section *, struct bfd_link_info *, bfd_boolean *);
4315 /* Create a hash table for the linker. Different backends store
4316 different information in this table. */
4317 struct bfd_link_hash_table *
4318 (*_bfd_link_hash_table_create) (bfd *);
4320 /* Release the memory associated with the linker hash table. */
4321 void (*_bfd_link_hash_table_free) (struct bfd_link_hash_table *);
4323 /* Add symbols from this object file into the hash table. */
4324 bfd_boolean (*_bfd_link_add_symbols) (bfd *, struct bfd_link_info *);
4326 /* Indicate that we are only retrieving symbol values from this section. */
4327 void (*_bfd_link_just_syms) (asection *, struct bfd_link_info *);
4329 /* Do a link based on the link_order structures attached to each
4330 section of the BFD. */
4331 bfd_boolean (*_bfd_final_link) (bfd *, struct bfd_link_info *);
4333 /* Should this section be split up into smaller pieces during linking. */
4334 bfd_boolean (*_bfd_link_split_section) (bfd *, struct bfd_section *);
4336 /* Remove sections that are not referenced from the output. */
4337 bfd_boolean (*_bfd_gc_sections) (bfd *, struct bfd_link_info *);
4339 /* Attempt to merge SEC_MERGE sections. */
4340 bfd_boolean (*_bfd_merge_sections) (bfd *, struct bfd_link_info *);
4342 /* Discard members of a group. */
4343 bfd_boolean (*_bfd_discard_group) (bfd *, struct bfd_section *);
4345 /* Routines to handle dynamic symbols and relocs. */
4346 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4347 NAME##_get_dynamic_symtab_upper_bound, \
4348 NAME##_canonicalize_dynamic_symtab, \
4349 NAME##_get_dynamic_reloc_upper_bound, \
4350 NAME##_canonicalize_dynamic_reloc
4352 /* Get the amount of memory required to hold the dynamic symbols. */
4353 long (*_bfd_get_dynamic_symtab_upper_bound) (bfd *);
4354 /* Read in the dynamic symbols. */
4355 long (*_bfd_canonicalize_dynamic_symtab)
4356 (bfd *, struct bfd_symbol **);
4357 /* Get the amount of memory required to hold the dynamic relocs. */
4358 long (*_bfd_get_dynamic_reloc_upper_bound) (bfd *);
4359 /* Read in the dynamic relocs. */
4360 long (*_bfd_canonicalize_dynamic_reloc)
4361 (bfd *, arelent **, struct bfd_symbol **);
4363 /* Opposite endian version of this target. */
4364 const struct bfd_target * alternative_target;
4366 /* Data for use by back-end routines, which isn't
4367 generic enough to belong in this structure. */
4368 const void *backend_data;
4372 bfd_boolean bfd_set_default_target (const char *name);
4374 const bfd_target *bfd_find_target (const char *target_name, bfd *abfd);
4376 const char ** bfd_target_list (void);
4378 const bfd_target *bfd_search_for_target
4379 (int (*search_func) (const bfd_target *, void *),
4382 /* Extracted from format.c. */
4383 bfd_boolean bfd_check_format (bfd *abfd, bfd_format format);
4385 bfd_boolean bfd_check_format_matches
4386 (bfd *abfd, bfd_format format, char ***matching);
4388 bfd_boolean bfd_set_format (bfd *abfd, bfd_format format);
4390 const char *bfd_format_string (bfd_format format);
4392 /* Extracted from linker.c. */
4393 bfd_boolean bfd_link_split_section (bfd *abfd, asection *sec);
4395 #define bfd_link_split_section(abfd, sec) \
4396 BFD_SEND (abfd, _bfd_link_split_section, (abfd, sec))
4398 /* Extracted from simple.c. */
4399 bfd_byte *bfd_simple_get_relocated_section_contents
4400 (bfd *abfd, asection *sec, bfd_byte *outbuf, asymbol **symbol_table);