1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c",
3 "bfdio.c", "bfdwin.c", "section.c", "archures.c", "reloc.c",
4 "syms.c", "bfd.c", "archive.c", "corefile.c", "targets.c", "format.c",
5 "linker.c" and "simple.c".
6 Run "make headers" in your build bfd/ to regenerate. */
8 /* Main header file for the bfd library -- portable access to object files.
9 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
11 Free Software Foundation, Inc.
12 Contributed by Cygnus Support.
14 This file is part of BFD, the Binary File Descriptor library.
16 This program is free software; you can redistribute it and/or modify
17 it under the terms of the GNU General Public License as published by
18 the Free Software Foundation; either version 2 of the License, or
19 (at your option) any later version.
21 This program is distributed in the hope that it will be useful,
22 but WITHOUT ANY WARRANTY; without even the implied warranty of
23 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 GNU General Public License for more details.
26 You should have received a copy of the GNU General Public License
27 along with this program; if not, write to the Free Software
28 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
30 #ifndef __BFD_H_SEEN__
31 #define __BFD_H_SEEN__
39 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
41 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
42 The problem is, "32_" is not a valid preprocessing token, and we don't
43 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
44 cause the inner CONCAT2 macros to be evaluated first, producing
45 still-valid pp-tokens. Then the final concatenation can be done. */
47 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
51 /* The word size used by BFD on the host. This may be 64 with a 32
52 bit target if the host is 64 bit, or if other 64 bit targets have
53 been selected with --enable-targets, or if --enable-64-bit-bfd. */
54 #define BFD_ARCH_SIZE @wordsize@
56 /* The word size of the default bfd target. */
57 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
59 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
60 #if @BFD_HOST_64_BIT_DEFINED@
61 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
62 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
65 #if BFD_ARCH_SIZE >= 64
71 #define INLINE __inline__
77 /* Forward declaration. */
78 typedef struct _bfd bfd;
80 /* Boolean type used in bfd. Too many systems define their own
81 versions of "boolean" for us to safely typedef a "boolean" of
82 our own. Using an enum for "bfd_boolean" has its own set of
83 problems, with strange looking casts required to avoid warnings
84 on some older compilers. Thus we just use an int.
86 General rule: Functions which are bfd_boolean return TRUE on
87 success and FALSE on failure (unless they're a predicate). */
89 typedef int bfd_boolean;
99 #define false dont_use_false_in_bfd
100 #define true dont_use_true_in_bfd
103 /* Support for different sizes of target format ints and addresses.
104 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
105 set to 1 above. Otherwise, if gcc is being used, this code will
106 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
109 #ifndef BFD_HOST_64_BIT
110 # if BFD_HOST_64BIT_LONG
111 # define BFD_HOST_64_BIT long
112 # define BFD_HOST_U_64_BIT unsigned long
116 # define BFD_HOST_64_BIT long long
117 # define BFD_HOST_U_64_BIT unsigned long long
118 # endif /* __GNUC__ >= 2 */
119 # endif /* ! defined (__GNUC__) */
120 # endif /* ! BFD_HOST_64BIT_LONG */
121 #endif /* ! defined (BFD_HOST_64_BIT) */
125 #ifndef BFD_HOST_64_BIT
126 #error No 64 bit integer type available
127 #endif /* ! defined (BFD_HOST_64_BIT) */
129 typedef BFD_HOST_U_64_BIT bfd_vma;
130 typedef BFD_HOST_64_BIT bfd_signed_vma;
131 typedef BFD_HOST_U_64_BIT bfd_size_type;
132 typedef BFD_HOST_U_64_BIT symvalue;
135 #if BFD_HOST_64BIT_LONG
136 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
137 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
139 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
140 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
141 #define fprintf_vma(s,x) \
142 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
143 #define sprintf_vma(s,x) \
144 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
148 #else /* not BFD64 */
150 /* Represent a target address. Also used as a generic unsigned type
151 which is guaranteed to be big enough to hold any arithmetic types
152 we need to deal with. */
153 typedef unsigned long bfd_vma;
155 /* A generic signed type which is guaranteed to be big enough to hold any
156 arithmetic types we need to deal with. Can be assumed to be compatible
157 with bfd_vma in the same way that signed and unsigned ints are compatible
158 (as parameters, in assignment, etc). */
159 typedef long bfd_signed_vma;
161 typedef unsigned long symvalue;
162 typedef unsigned long bfd_size_type;
164 /* Print a bfd_vma x on stream s. */
165 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
166 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
168 #endif /* not BFD64 */
170 /* A pointer to a position in a file. */
171 /* FIXME: This should be using off_t from <sys/types.h>.
172 For now, try to avoid breaking stuff by not including <sys/types.h> here.
173 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
174 Probably the best long-term answer is to avoid using file_ptr AND off_t
175 in this header file, and to handle this in the BFD implementation
176 rather than in its interface. */
177 /* typedef off_t file_ptr; */
178 typedef bfd_signed_vma file_ptr;
179 typedef bfd_vma ufile_ptr;
181 extern void bfd_sprintf_vma
182 PARAMS ((bfd *, char *, bfd_vma));
183 extern void bfd_fprintf_vma
184 PARAMS ((bfd *, PTR, bfd_vma));
186 #define printf_vma(x) fprintf_vma(stdout,x)
187 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
189 typedef unsigned int flagword; /* 32 bits of flags */
190 typedef unsigned char bfd_byte;
194 typedef enum bfd_format
196 bfd_unknown = 0, /* File format is unknown. */
197 bfd_object, /* Linker/assember/compiler output. */
198 bfd_archive, /* Object archive file. */
199 bfd_core, /* Core dump. */
200 bfd_type_end /* Marks the end; don't use it! */
204 /* Values that may appear in the flags field of a BFD. These also
205 appear in the object_flags field of the bfd_target structure, where
206 they indicate the set of flags used by that backend (not all flags
207 are meaningful for all object file formats) (FIXME: at the moment,
208 the object_flags values have mostly just been copied from backend
209 to another, and are not necessarily correct). */
212 #define BFD_NO_FLAGS 0x00
214 /* BFD contains relocation entries. */
215 #define HAS_RELOC 0x01
217 /* BFD is directly executable. */
220 /* BFD has line number information (basically used for F_LNNO in a
222 #define HAS_LINENO 0x04
224 /* BFD has debugging information. */
225 #define HAS_DEBUG 0x08
227 /* BFD has symbols. */
228 #define HAS_SYMS 0x10
230 /* BFD has local symbols (basically used for F_LSYMS in a COFF
232 #define HAS_LOCALS 0x20
234 /* BFD is a dynamic object. */
237 /* Text section is write protected (if D_PAGED is not set, this is
238 like an a.out NMAGIC file) (the linker sets this by default, but
239 clears it for -r or -N). */
242 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
243 linker sets this by default, but clears it for -r or -n or -N). */
244 #define D_PAGED 0x100
246 /* BFD is relaxable (this means that bfd_relax_section may be able to
247 do something) (sometimes bfd_relax_section can do something even if
249 #define BFD_IS_RELAXABLE 0x200
251 /* This may be set before writing out a BFD to request using a
252 traditional format. For example, this is used to request that when
253 writing out an a.out object the symbols not be hashed to eliminate
255 #define BFD_TRADITIONAL_FORMAT 0x400
257 /* This flag indicates that the BFD contents are actually cached in
258 memory. If this is set, iostream points to a bfd_in_memory struct. */
259 #define BFD_IN_MEMORY 0x800
261 /* The sections in this BFD specify a memory page. */
262 #define HAS_LOAD_PAGE 0x1000
264 /* Symbols and relocation. */
266 /* A count of carsyms (canonical archive symbols). */
267 typedef unsigned long symindex;
269 /* How to perform a relocation. */
270 typedef const struct reloc_howto_struct reloc_howto_type;
272 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
274 /* General purpose part of a symbol X;
275 target specific parts are in libcoff.h, libaout.h, etc. */
277 #define bfd_get_section(x) ((x)->section)
278 #define bfd_get_output_section(x) ((x)->section->output_section)
279 #define bfd_set_section(x,y) ((x)->section) = (y)
280 #define bfd_asymbol_base(x) ((x)->section->vma)
281 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
282 #define bfd_asymbol_name(x) ((x)->name)
283 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
284 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
285 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
287 /* A canonical archive symbol. */
288 /* This is a type pun with struct ranlib on purpose! */
289 typedef struct carsym
292 file_ptr file_offset; /* Look here to find the file. */
294 carsym; /* To make these you call a carsymogen. */
296 /* Used in generating armaps (archive tables of contents).
297 Perhaps just a forward definition would do? */
298 struct orl /* Output ranlib. */
300 char **name; /* Symbol name. */
305 } u; /* bfd* or file position. */
306 int namidx; /* Index into string table. */
309 /* Linenumber stuff. */
310 typedef struct lineno_cache_entry
312 unsigned int line_number; /* Linenumber from start of function. */
315 struct symbol_cache_entry *sym; /* Function name. */
316 bfd_vma offset; /* Offset into section. */
321 /* Object and core file sections. */
323 #define align_power(addr, align) \
324 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
326 typedef struct sec *sec_ptr;
328 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
329 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
330 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
331 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
332 #define bfd_section_name(bfd, ptr) ((ptr)->name)
333 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
334 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
335 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
336 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
337 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
338 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
340 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
342 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
343 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
344 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
346 typedef struct stat stat_type;
348 typedef enum bfd_print_symbol
350 bfd_print_symbol_name,
351 bfd_print_symbol_more,
353 } bfd_print_symbol_type;
355 /* Information about a symbol that nm needs. */
357 typedef struct _symbol_info
361 const char *name; /* Symbol name. */
362 unsigned char stab_type; /* Stab type. */
363 char stab_other; /* Stab other. */
364 short stab_desc; /* Stab desc. */
365 const char *stab_name; /* String for stab type. */
368 /* Get the name of a stabs type code. */
370 extern const char *bfd_get_stab_name
373 /* Hash table routines. There is no way to free up a hash table. */
375 /* An element in the hash table. Most uses will actually use a larger
376 structure, and an instance of this will be the first field. */
378 struct bfd_hash_entry
380 /* Next entry for this hash code. */
381 struct bfd_hash_entry *next;
382 /* String being hashed. */
384 /* Hash code. This is the full hash code, not the index into the
391 struct bfd_hash_table
393 /* The hash array. */
394 struct bfd_hash_entry **table;
395 /* The number of slots in the hash table. */
397 /* A function used to create new elements in the hash table. The
398 first entry is itself a pointer to an element. When this
399 function is first invoked, this pointer will be NULL. However,
400 having the pointer permits a hierarchy of method functions to be
401 built each of which calls the function in the superclass. Thus
402 each function should be written to allocate a new block of memory
403 only if the argument is NULL. */
404 struct bfd_hash_entry *(*newfunc)
405 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
406 /* An objalloc for this hash table. This is a struct objalloc *,
407 but we use PTR to avoid requiring the inclusion of objalloc.h. */
411 /* Initialize a hash table. */
412 extern bfd_boolean bfd_hash_table_init
413 PARAMS ((struct bfd_hash_table *,
414 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
415 struct bfd_hash_table *,
418 /* Initialize a hash table specifying a size. */
419 extern bfd_boolean bfd_hash_table_init_n
420 PARAMS ((struct bfd_hash_table *,
421 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
422 struct bfd_hash_table *,
426 /* Free up a hash table. */
427 extern void bfd_hash_table_free
428 PARAMS ((struct bfd_hash_table *));
430 /* Look up a string in a hash table. If CREATE is TRUE, a new entry
431 will be created for this string if one does not already exist. The
432 COPY argument must be TRUE if this routine should copy the string
433 into newly allocated memory when adding an entry. */
434 extern struct bfd_hash_entry *bfd_hash_lookup
435 PARAMS ((struct bfd_hash_table *, const char *, bfd_boolean create,
438 /* Replace an entry in a hash table. */
439 extern void bfd_hash_replace
440 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
441 struct bfd_hash_entry *nw));
443 /* Base method for creating a hash table entry. */
444 extern struct bfd_hash_entry *bfd_hash_newfunc
445 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
448 /* Grab some space for a hash table entry. */
449 extern PTR bfd_hash_allocate
450 PARAMS ((struct bfd_hash_table *, unsigned int));
452 /* Traverse a hash table in a random order, calling a function on each
453 element. If the function returns FALSE, the traversal stops. The
454 INFO argument is passed to the function. */
455 extern void bfd_hash_traverse
456 PARAMS ((struct bfd_hash_table *,
457 bfd_boolean (*) (struct bfd_hash_entry *, PTR),
460 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
462 /* User program access to BFD facilities. */
464 /* Direct I/O routines, for programs which know more about the object
465 file than BFD does. Use higher level routines if possible. */
467 extern bfd_size_type bfd_bread
468 PARAMS ((PTR, bfd_size_type, bfd *));
469 extern bfd_size_type bfd_bwrite
470 PARAMS ((const PTR, bfd_size_type, bfd *));
472 PARAMS ((bfd *, file_ptr, int));
473 extern ufile_ptr bfd_tell
478 PARAMS ((bfd *, struct stat *));
480 /* Deprecated old routines. */
482 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
483 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
484 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
485 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
486 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
487 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
489 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
490 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
491 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
492 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
493 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
494 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
496 extern void warn_deprecated
497 PARAMS ((const char *, const char *, int, const char *));
499 /* Cast from const char * to char * so that caller can assign to
500 a char * without a warning. */
501 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
502 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
503 #define bfd_get_format(abfd) ((abfd)->format)
504 #define bfd_get_target(abfd) ((abfd)->xvec->name)
505 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
506 #define bfd_family_coff(abfd) \
507 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
508 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
509 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
510 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
511 #define bfd_header_big_endian(abfd) \
512 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
513 #define bfd_header_little_endian(abfd) \
514 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
515 #define bfd_get_file_flags(abfd) ((abfd)->flags)
516 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
517 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
518 #define bfd_my_archive(abfd) ((abfd)->my_archive)
519 #define bfd_has_map(abfd) ((abfd)->has_armap)
521 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
522 #define bfd_usrdata(abfd) ((abfd)->usrdata)
524 #define bfd_get_start_address(abfd) ((abfd)->start_address)
525 #define bfd_get_symcount(abfd) ((abfd)->symcount)
526 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
527 #define bfd_count_sections(abfd) ((abfd)->section_count)
529 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
531 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
533 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
535 extern bfd_boolean bfd_cache_close
536 PARAMS ((bfd *abfd));
537 /* NB: This declaration should match the autogenerated one in libbfd.h. */
539 extern bfd_boolean bfd_record_phdr
540 PARAMS ((bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
541 bfd_boolean, bfd_boolean, unsigned int, struct sec **));
543 /* Byte swapping routines. */
546 PARAMS ((const unsigned char *));
548 PARAMS ((const unsigned char *));
549 bfd_signed_vma bfd_getb_signed_64
550 PARAMS ((const unsigned char *));
551 bfd_signed_vma bfd_getl_signed_64
552 PARAMS ((const unsigned char *));
554 PARAMS ((const unsigned char *));
556 PARAMS ((const unsigned char *));
557 bfd_signed_vma bfd_getb_signed_32
558 PARAMS ((const unsigned char *));
559 bfd_signed_vma bfd_getl_signed_32
560 PARAMS ((const unsigned char *));
562 PARAMS ((const unsigned char *));
564 PARAMS ((const unsigned char *));
565 bfd_signed_vma bfd_getb_signed_16
566 PARAMS ((const unsigned char *));
567 bfd_signed_vma bfd_getl_signed_16
568 PARAMS ((const unsigned char *));
570 PARAMS ((bfd_vma, unsigned char *));
572 PARAMS ((bfd_vma, unsigned char *));
574 PARAMS ((bfd_vma, unsigned char *));
576 PARAMS ((bfd_vma, unsigned char *));
578 PARAMS ((bfd_vma, unsigned char *));
580 PARAMS ((bfd_vma, unsigned char *));
582 /* Byte swapping routines which take size and endiannes as arguments. */
585 PARAMS ((bfd_byte *, int, bfd_boolean));
587 PARAMS ((bfd_vma, bfd_byte *, int, bfd_boolean));
589 /* Externally visible ECOFF routines. */
591 #if defined(__STDC__) || defined(ALMOST_STDC)
592 struct ecoff_debug_info;
593 struct ecoff_debug_swap;
595 struct symbol_cache_entry;
596 struct bfd_link_info;
597 struct bfd_link_hash_entry;
598 struct bfd_elf_version_tree;
600 extern bfd_vma bfd_ecoff_get_gp_value
601 PARAMS ((bfd * abfd));
602 extern bfd_boolean bfd_ecoff_set_gp_value
603 PARAMS ((bfd *abfd, bfd_vma gp_value));
604 extern bfd_boolean bfd_ecoff_set_regmasks
605 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
606 unsigned long *cprmask));
607 extern PTR bfd_ecoff_debug_init
608 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
609 const struct ecoff_debug_swap *output_swap,
610 struct bfd_link_info *));
611 extern void bfd_ecoff_debug_free
612 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
613 const struct ecoff_debug_swap *output_swap,
614 struct bfd_link_info *));
615 extern bfd_boolean bfd_ecoff_debug_accumulate
616 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
617 const struct ecoff_debug_swap *output_swap,
618 bfd *input_bfd, struct ecoff_debug_info *input_debug,
619 const struct ecoff_debug_swap *input_swap,
620 struct bfd_link_info *));
621 extern bfd_boolean bfd_ecoff_debug_accumulate_other
622 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
623 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
624 struct bfd_link_info *));
625 extern bfd_boolean bfd_ecoff_debug_externals
626 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
627 const struct ecoff_debug_swap *swap,
628 bfd_boolean relocateable,
629 bfd_boolean (*get_extr) (struct symbol_cache_entry *,
630 struct ecoff_extr *),
631 void (*set_index) (struct symbol_cache_entry *,
633 extern bfd_boolean bfd_ecoff_debug_one_external
634 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
635 const struct ecoff_debug_swap *swap,
636 const char *name, struct ecoff_extr *esym));
637 extern bfd_size_type bfd_ecoff_debug_size
638 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
639 const struct ecoff_debug_swap *swap));
640 extern bfd_boolean bfd_ecoff_write_debug
641 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
642 const struct ecoff_debug_swap *swap, file_ptr where));
643 extern bfd_boolean bfd_ecoff_write_accumulated_debug
644 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
645 const struct ecoff_debug_swap *swap,
646 struct bfd_link_info *info, file_ptr where));
647 extern bfd_boolean bfd_mips_ecoff_create_embedded_relocs
648 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
651 /* Externally visible ELF routines. */
653 struct bfd_link_needed_list
655 struct bfd_link_needed_list *next;
660 extern bfd_boolean bfd_elf32_record_link_assignment
661 PARAMS ((bfd *, struct bfd_link_info *, const char *, bfd_boolean));
662 extern bfd_boolean bfd_elf64_record_link_assignment
663 PARAMS ((bfd *, struct bfd_link_info *, const char *, bfd_boolean));
664 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
665 PARAMS ((bfd *, struct bfd_link_info *));
666 extern bfd_boolean bfd_elf_get_bfd_needed_list
667 PARAMS ((bfd *, struct bfd_link_needed_list **));
668 extern bfd_boolean bfd_elf32_size_dynamic_sections
669 PARAMS ((bfd *, const char *, const char *, const char *,
670 const char * const *, struct bfd_link_info *, struct sec **,
671 struct bfd_elf_version_tree *));
672 extern bfd_boolean bfd_elf64_size_dynamic_sections
673 PARAMS ((bfd *, const char *, const char *, const char *,
674 const char * const *, struct bfd_link_info *, struct sec **,
675 struct bfd_elf_version_tree *));
676 extern void bfd_elf_set_dt_needed_name
677 PARAMS ((bfd *, const char *));
678 extern void bfd_elf_set_dt_needed_soname
679 PARAMS ((bfd *, const char *));
680 extern const char *bfd_elf_get_dt_soname
682 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
683 PARAMS ((bfd *, struct bfd_link_info *));
684 extern bfd_boolean bfd_elf32_discard_info
685 PARAMS ((bfd *, struct bfd_link_info *));
686 extern bfd_boolean bfd_elf64_discard_info
687 PARAMS ((bfd *, struct bfd_link_info *));
689 /* Return an upper bound on the number of bytes required to store a
690 copy of ABFD's program header table entries. Return -1 if an error
691 occurs; bfd_get_error will return an appropriate code. */
692 extern long bfd_get_elf_phdr_upper_bound
693 PARAMS ((bfd *abfd));
695 /* Copy ABFD's program header table entries to *PHDRS. The entries
696 will be stored as an array of Elf_Internal_Phdr structures, as
697 defined in include/elf/internal.h. To find out how large the
698 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
700 Return the number of program header table entries read, or -1 if an
701 error occurs; bfd_get_error will return an appropriate code. */
702 extern int bfd_get_elf_phdrs
703 PARAMS ((bfd *abfd, void *phdrs));
705 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
706 extern int bfd_get_arch_size
709 /* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
710 extern int bfd_get_sign_extend_vma
713 extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
714 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
716 extern bfd_boolean bfd_mips_elf32_create_embedded_relocs
717 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
720 /* SunOS shared library support routines for the linker. */
722 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
723 PARAMS ((bfd *, struct bfd_link_info *));
724 extern bfd_boolean bfd_sunos_record_link_assignment
725 PARAMS ((bfd *, struct bfd_link_info *, const char *));
726 extern bfd_boolean bfd_sunos_size_dynamic_sections
727 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
730 /* Linux shared library support routines for the linker. */
732 extern bfd_boolean bfd_i386linux_size_dynamic_sections
733 PARAMS ((bfd *, struct bfd_link_info *));
734 extern bfd_boolean bfd_m68klinux_size_dynamic_sections
735 PARAMS ((bfd *, struct bfd_link_info *));
736 extern bfd_boolean bfd_sparclinux_size_dynamic_sections
737 PARAMS ((bfd *, struct bfd_link_info *));
741 struct _bfd_window_internal;
742 typedef struct _bfd_window_internal bfd_window_internal;
744 typedef struct _bfd_window
746 /* What the user asked for. */
749 /* The actual window used by BFD. Small user-requested read-only
750 regions sharing a page may share a single window into the object
751 file. Read-write versions shouldn't until I've fixed things to
752 keep track of which portions have been claimed by the
753 application; don't want to give the same region back when the
754 application wants two writable copies! */
755 struct _bfd_window_internal *i;
759 extern void bfd_init_window
760 PARAMS ((bfd_window *));
761 extern void bfd_free_window
762 PARAMS ((bfd_window *));
763 extern bfd_boolean bfd_get_file_window
764 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean));
766 /* XCOFF support routines for the linker. */
768 extern bfd_boolean bfd_xcoff_link_record_set
769 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
771 extern bfd_boolean bfd_xcoff_import_symbol
772 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
773 bfd_vma, const char *, const char *, const char *, unsigned int));
774 extern bfd_boolean bfd_xcoff_export_symbol
775 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
776 extern bfd_boolean bfd_xcoff_link_count_reloc
777 PARAMS ((bfd *, struct bfd_link_info *, const char *));
778 extern bfd_boolean bfd_xcoff_record_link_assignment
779 PARAMS ((bfd *, struct bfd_link_info *, const char *));
780 extern bfd_boolean bfd_xcoff_size_dynamic_sections
781 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
782 unsigned long, unsigned long, unsigned long, bfd_boolean,
783 int, bfd_boolean, bfd_boolean, struct sec **, bfd_boolean));
784 extern bfd_boolean bfd_xcoff_link_generate_rtinit
785 PARAMS ((bfd *, const char *, const char *, bfd_boolean));
787 /* XCOFF support routines for ar. */
788 extern bfd_boolean bfd_xcoff_ar_archive_set_magic
789 PARAMS ((bfd *, char *));
791 /* Externally visible COFF routines. */
793 #if defined(__STDC__) || defined(ALMOST_STDC)
794 struct internal_syment;
795 union internal_auxent;
798 extern bfd_boolean bfd_coff_get_syment
799 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
801 extern bfd_boolean bfd_coff_get_auxent
802 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
804 extern bfd_boolean bfd_coff_set_symbol_class
805 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
807 extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
808 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
811 /* ARM Interworking support. Called from linker. */
812 extern bfd_boolean bfd_arm_allocate_interworking_sections
813 PARAMS ((struct bfd_link_info *));
815 extern bfd_boolean bfd_arm_process_before_allocation
816 PARAMS ((bfd *, struct bfd_link_info *, int));
818 extern bfd_boolean bfd_arm_get_bfd_for_interworking
819 PARAMS ((bfd *, struct bfd_link_info *));
821 /* PE ARM Interworking support. Called from linker. */
822 extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
823 PARAMS ((struct bfd_link_info *));
825 extern bfd_boolean bfd_arm_pe_process_before_allocation
826 PARAMS ((bfd *, struct bfd_link_info *, int));
828 extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
829 PARAMS ((bfd *, struct bfd_link_info *));
831 /* ELF ARM Interworking support. Called from linker. */
832 extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
833 PARAMS ((struct bfd_link_info *));
835 extern bfd_boolean bfd_elf32_arm_process_before_allocation
836 PARAMS ((bfd *, struct bfd_link_info *, int));
838 extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
839 PARAMS ((bfd *, struct bfd_link_info *));
841 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
842 PARAMS ((bfd *, struct bfd_link_info *));
844 /* TI COFF load page support. */
845 extern void bfd_ticoff_set_section_load_page
846 PARAMS ((struct sec *, int));
848 extern int bfd_ticoff_get_section_load_page
849 PARAMS ((struct sec *));
851 /* Extracted from init.c. */
853 bfd_init PARAMS ((void));
855 /* Extracted from opncls.c. */
857 bfd_openr PARAMS ((const char *filename, const char *target));
860 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
863 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
866 bfd_openw PARAMS ((const char *filename, const char *target));
869 bfd_close PARAMS ((bfd *abfd));
872 bfd_close_all_done PARAMS ((bfd *));
875 bfd_create PARAMS ((const char *filename, bfd *templ));
878 bfd_make_writable PARAMS ((bfd *abfd));
881 bfd_make_readable PARAMS ((bfd *abfd));
883 /* Extracted from libbfd.c. */
885 /* Byte swapping macros for user section data. */
887 #define bfd_put_8(abfd, val, ptr) \
888 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
889 #define bfd_put_signed_8 \
891 #define bfd_get_8(abfd, ptr) \
892 (*(unsigned char *) (ptr) & 0xff)
893 #define bfd_get_signed_8(abfd, ptr) \
894 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
896 #define bfd_put_16(abfd, val, ptr) \
897 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
898 #define bfd_put_signed_16 \
900 #define bfd_get_16(abfd, ptr) \
901 BFD_SEND(abfd, bfd_getx16, (ptr))
902 #define bfd_get_signed_16(abfd, ptr) \
903 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
905 #define bfd_put_32(abfd, val, ptr) \
906 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
907 #define bfd_put_signed_32 \
909 #define bfd_get_32(abfd, ptr) \
910 BFD_SEND(abfd, bfd_getx32, (ptr))
911 #define bfd_get_signed_32(abfd, ptr) \
912 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
914 #define bfd_put_64(abfd, val, ptr) \
915 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
916 #define bfd_put_signed_64 \
918 #define bfd_get_64(abfd, ptr) \
919 BFD_SEND(abfd, bfd_getx64, (ptr))
920 #define bfd_get_signed_64(abfd, ptr) \
921 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
923 #define bfd_get(bits, abfd, ptr) \
924 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
925 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
926 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
927 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
928 : (abort (), (bfd_vma) - 1))
930 #define bfd_put(bits, abfd, val, ptr) \
931 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
932 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
933 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
934 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
935 : (abort (), (void) 0))
938 /* Byte swapping macros for file header data. */
940 #define bfd_h_put_8(abfd, val, ptr) \
941 bfd_put_8 (abfd, val, ptr)
942 #define bfd_h_put_signed_8(abfd, val, ptr) \
943 bfd_put_8 (abfd, val, ptr)
944 #define bfd_h_get_8(abfd, ptr) \
945 bfd_get_8 (abfd, ptr)
946 #define bfd_h_get_signed_8(abfd, ptr) \
947 bfd_get_signed_8 (abfd, ptr)
949 #define bfd_h_put_16(abfd, val, ptr) \
950 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
951 #define bfd_h_put_signed_16 \
953 #define bfd_h_get_16(abfd, ptr) \
954 BFD_SEND (abfd, bfd_h_getx16, (ptr))
955 #define bfd_h_get_signed_16(abfd, ptr) \
956 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
958 #define bfd_h_put_32(abfd, val, ptr) \
959 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
960 #define bfd_h_put_signed_32 \
962 #define bfd_h_get_32(abfd, ptr) \
963 BFD_SEND (abfd, bfd_h_getx32, (ptr))
964 #define bfd_h_get_signed_32(abfd, ptr) \
965 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
967 #define bfd_h_put_64(abfd, val, ptr) \
968 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
969 #define bfd_h_put_signed_64 \
971 #define bfd_h_get_64(abfd, ptr) \
972 BFD_SEND (abfd, bfd_h_getx64, (ptr))
973 #define bfd_h_get_signed_64(abfd, ptr) \
974 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
976 /* Refinements on the above, which should eventually go away. Save
977 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
979 #define H_PUT_64(abfd, val, where) \
980 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
982 #define H_PUT_32(abfd, val, where) \
983 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
985 #define H_PUT_16(abfd, val, where) \
986 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
988 #define H_PUT_8 bfd_h_put_8
990 #define H_PUT_S64(abfd, val, where) \
991 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
993 #define H_PUT_S32(abfd, val, where) \
994 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
996 #define H_PUT_S16(abfd, val, where) \
997 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
999 #define H_PUT_S8 bfd_h_put_signed_8
1001 #define H_GET_64(abfd, where) \
1002 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
1004 #define H_GET_32(abfd, where) \
1005 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
1007 #define H_GET_16(abfd, where) \
1008 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
1010 #define H_GET_8 bfd_h_get_8
1012 #define H_GET_S64(abfd, where) \
1013 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
1015 #define H_GET_S32(abfd, where) \
1016 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
1018 #define H_GET_S16(abfd, where) \
1019 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
1021 #define H_GET_S8 bfd_h_get_signed_8
1024 /* Extracted from bfdio.c. */
1026 bfd_get_mtime PARAMS ((bfd *abfd));
1029 bfd_get_size PARAMS ((bfd *abfd));
1031 /* Extracted from bfdwin.c. */
1032 /* Extracted from section.c. */
1033 /* This structure is used for a comdat section, as in PE. A comdat
1034 section is associated with a particular symbol. When the linker
1035 sees a comdat section, it keeps only one of the sections with a
1036 given name and associated with a given symbol. */
1038 struct bfd_comdat_info
1040 /* The name of the symbol associated with a comdat section. */
1043 /* The local symbol table index of the symbol associated with a
1044 comdat section. This is only meaningful to the object file format
1045 specific code; it is not an index into the list returned by
1046 bfd_canonicalize_symtab. */
1052 /* The name of the section; the name isn't a copy, the pointer is
1053 the same as that passed to bfd_make_section. */
1056 /* A unique sequence number. */
1059 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1062 /* The next section in the list belonging to the BFD, or NULL. */
1065 /* The field flags contains attributes of the section. Some
1066 flags are read in from the object file, and some are
1067 synthesized from other information. */
1070 #define SEC_NO_FLAGS 0x000
1072 /* Tells the OS to allocate space for this section when loading.
1073 This is clear for a section containing debug information only. */
1074 #define SEC_ALLOC 0x001
1076 /* Tells the OS to load the section from the file when loading.
1077 This is clear for a .bss section. */
1078 #define SEC_LOAD 0x002
1080 /* The section contains data still to be relocated, so there is
1081 some relocation information too. */
1082 #define SEC_RELOC 0x004
1084 /* ELF reserves 4 processor specific bits and 8 operating system
1085 specific bits in sh_flags; at present we can get away with just
1086 one in communicating between the assembler and BFD, but this
1087 isn't a good long-term solution. */
1088 #define SEC_ARCH_BIT_0 0x008
1090 /* A signal to the OS that the section contains read only data. */
1091 #define SEC_READONLY 0x010
1093 /* The section contains code only. */
1094 #define SEC_CODE 0x020
1096 /* The section contains data only. */
1097 #define SEC_DATA 0x040
1099 /* The section will reside in ROM. */
1100 #define SEC_ROM 0x080
1102 /* The section contains constructor information. This section
1103 type is used by the linker to create lists of constructors and
1104 destructors used by <<g++>>. When a back end sees a symbol
1105 which should be used in a constructor list, it creates a new
1106 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1107 the symbol to it, and builds a relocation. To build the lists
1108 of constructors, all the linker has to do is catenate all the
1109 sections called <<__CTOR_LIST__>> and relocate the data
1110 contained within - exactly the operations it would peform on
1112 #define SEC_CONSTRUCTOR 0x100
1114 /* The section has contents - a data section could be
1115 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1116 <<SEC_HAS_CONTENTS>> */
1117 #define SEC_HAS_CONTENTS 0x200
1119 /* An instruction to the linker to not output the section
1120 even if it has information which would normally be written. */
1121 #define SEC_NEVER_LOAD 0x400
1123 /* The section is a COFF shared library section. This flag is
1124 only for the linker. If this type of section appears in
1125 the input file, the linker must copy it to the output file
1126 without changing the vma or size. FIXME: Although this
1127 was originally intended to be general, it really is COFF
1128 specific (and the flag was renamed to indicate this). It
1129 might be cleaner to have some more general mechanism to
1130 allow the back end to control what the linker does with
1132 #define SEC_COFF_SHARED_LIBRARY 0x800
1134 /* The section contains thread local data. */
1135 #define SEC_THREAD_LOCAL 0x1000
1137 /* The section has GOT references. This flag is only for the
1138 linker, and is currently only used by the elf32-hppa back end.
1139 It will be set if global offset table references were detected
1140 in this section, which indicate to the linker that the section
1141 contains PIC code, and must be handled specially when doing a
1143 #define SEC_HAS_GOT_REF 0x4000
1145 /* The section contains common symbols (symbols may be defined
1146 multiple times, the value of a symbol is the amount of
1147 space it requires, and the largest symbol value is the one
1148 used). Most targets have exactly one of these (which we
1149 translate to bfd_com_section_ptr), but ECOFF has two. */
1150 #define SEC_IS_COMMON 0x8000
1152 /* The section contains only debugging information. For
1153 example, this is set for ELF .debug and .stab sections.
1154 strip tests this flag to see if a section can be
1156 #define SEC_DEBUGGING 0x10000
1158 /* The contents of this section are held in memory pointed to
1159 by the contents field. This is checked by bfd_get_section_contents,
1160 and the data is retrieved from memory if appropriate. */
1161 #define SEC_IN_MEMORY 0x20000
1163 /* The contents of this section are to be excluded by the
1164 linker for executable and shared objects unless those
1165 objects are to be further relocated. */
1166 #define SEC_EXCLUDE 0x40000
1168 /* The contents of this section are to be sorted based on the sum of
1169 the symbol and addend values specified by the associated relocation
1170 entries. Entries without associated relocation entries will be
1171 appended to the end of the section in an unspecified order. */
1172 #define SEC_SORT_ENTRIES 0x80000
1174 /* When linking, duplicate sections of the same name should be
1175 discarded, rather than being combined into a single section as
1176 is usually done. This is similar to how common symbols are
1177 handled. See SEC_LINK_DUPLICATES below. */
1178 #define SEC_LINK_ONCE 0x100000
1180 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1181 should handle duplicate sections. */
1182 #define SEC_LINK_DUPLICATES 0x600000
1184 /* This value for SEC_LINK_DUPLICATES means that duplicate
1185 sections with the same name should simply be discarded. */
1186 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1188 /* This value for SEC_LINK_DUPLICATES means that the linker
1189 should warn if there are any duplicate sections, although
1190 it should still only link one copy. */
1191 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1193 /* This value for SEC_LINK_DUPLICATES means that the linker
1194 should warn if any duplicate sections are a different size. */
1195 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1197 /* This value for SEC_LINK_DUPLICATES means that the linker
1198 should warn if any duplicate sections contain different
1200 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1202 /* This section was created by the linker as part of dynamic
1203 relocation or other arcane processing. It is skipped when
1204 going through the first-pass output, trusting that someone
1205 else up the line will take care of it later. */
1206 #define SEC_LINKER_CREATED 0x800000
1208 /* This section should not be subject to garbage collection. */
1209 #define SEC_KEEP 0x1000000
1211 /* This section contains "short" data, and should be placed
1213 #define SEC_SMALL_DATA 0x2000000
1215 /* This section contains data which may be shared with other
1216 executables or shared objects. */
1217 #define SEC_SHARED 0x4000000
1219 /* When a section with this flag is being linked, then if the size of
1220 the input section is less than a page, it should not cross a page
1221 boundary. If the size of the input section is one page or more, it
1222 should be aligned on a page boundary. */
1223 #define SEC_BLOCK 0x8000000
1225 /* Conditionally link this section; do not link if there are no
1226 references found to any symbol in the section. */
1227 #define SEC_CLINK 0x10000000
1229 /* Attempt to merge identical entities in the section.
1230 Entity size is given in the entsize field. */
1231 #define SEC_MERGE 0x20000000
1233 /* If given with SEC_MERGE, entities to merge are zero terminated
1234 strings where entsize specifies character size instead of fixed
1236 #define SEC_STRINGS 0x40000000
1238 /* This section contains data about section groups. */
1239 #define SEC_GROUP 0x80000000
1241 /* End of section flags. */
1243 /* Some internal packed boolean fields. */
1245 /* See the vma field. */
1246 unsigned int user_set_vma : 1;
1248 /* Whether relocations have been processed. */
1249 unsigned int reloc_done : 1;
1251 /* A mark flag used by some of the linker backends. */
1252 unsigned int linker_mark : 1;
1254 /* Another mark flag used by some of the linker backends. Set for
1255 output sections that have an input section. */
1256 unsigned int linker_has_input : 1;
1258 /* A mark flag used by some linker backends for garbage collection. */
1259 unsigned int gc_mark : 1;
1261 /* Used by the ELF code to mark sections which have been allocated
1263 unsigned int segment_mark : 1;
1265 /* End of internal packed boolean fields. */
1267 /* The virtual memory address of the section - where it will be
1268 at run time. The symbols are relocated against this. The
1269 user_set_vma flag is maintained by bfd; if it's not set, the
1270 backend can assign addresses (for example, in <<a.out>>, where
1271 the default address for <<.data>> is dependent on the specific
1272 target and various flags). */
1275 /* The load address of the section - where it would be in a
1276 rom image; really only used for writing section header
1280 /* The size of the section in octets, as it will be output.
1281 Contains a value even if the section has no contents (e.g., the
1282 size of <<.bss>>). This will be filled in after relocation. */
1283 bfd_size_type _cooked_size;
1285 /* The original size on disk of the section, in octets. Normally this
1286 value is the same as the size, but if some relaxing has
1287 been done, then this value will be bigger. */
1288 bfd_size_type _raw_size;
1290 /* If this section is going to be output, then this value is the
1291 offset in *bytes* into the output section of the first byte in the
1292 input section (byte ==> smallest addressable unit on the
1293 target). In most cases, if this was going to start at the
1294 100th octet (8-bit quantity) in the output section, this value
1295 would be 100. However, if the target byte size is 16 bits
1296 (bfd_octets_per_byte is "2"), this value would be 50. */
1297 bfd_vma output_offset;
1299 /* The output section through which to map on output. */
1300 struct sec *output_section;
1302 /* The alignment requirement of the section, as an exponent of 2 -
1303 e.g., 3 aligns to 2^3 (or 8). */
1304 unsigned int alignment_power;
1306 /* If an input section, a pointer to a vector of relocation
1307 records for the data in this section. */
1308 struct reloc_cache_entry *relocation;
1310 /* If an output section, a pointer to a vector of pointers to
1311 relocation records for the data in this section. */
1312 struct reloc_cache_entry **orelocation;
1314 /* The number of relocation records in one of the above. */
1315 unsigned reloc_count;
1317 /* Information below is back end specific - and not always used
1320 /* File position of section data. */
1323 /* File position of relocation info. */
1324 file_ptr rel_filepos;
1326 /* File position of line data. */
1327 file_ptr line_filepos;
1329 /* Pointer to data for applications. */
1332 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1334 unsigned char *contents;
1336 /* Attached line number information. */
1339 /* Number of line number records. */
1340 unsigned int lineno_count;
1342 /* Entity size for merging purposes. */
1343 unsigned int entsize;
1345 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1346 struct bfd_comdat_info *comdat;
1348 /* When a section is being output, this value changes as more
1349 linenumbers are written out. */
1350 file_ptr moving_line_filepos;
1352 /* What the section number is in the target world. */
1357 /* If this is a constructor section then here is a list of the
1358 relocations created to relocate items within it. */
1359 struct relent_chain *constructor_chain;
1361 /* The BFD which owns the section. */
1364 /* A symbol which points at this section only. */
1365 struct symbol_cache_entry *symbol;
1366 struct symbol_cache_entry **symbol_ptr_ptr;
1368 struct bfd_link_order *link_order_head;
1369 struct bfd_link_order *link_order_tail;
1372 /* These sections are global, and are managed by BFD. The application
1373 and target back end are not permitted to change the values in
1374 these sections. New code should use the section_ptr macros rather
1375 than referring directly to the const sections. The const sections
1376 may eventually vanish. */
1377 #define BFD_ABS_SECTION_NAME "*ABS*"
1378 #define BFD_UND_SECTION_NAME "*UND*"
1379 #define BFD_COM_SECTION_NAME "*COM*"
1380 #define BFD_IND_SECTION_NAME "*IND*"
1382 /* The absolute section. */
1383 extern const asection bfd_abs_section;
1384 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1385 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1386 /* Pointer to the undefined section. */
1387 extern const asection bfd_und_section;
1388 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1389 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1390 /* Pointer to the common section. */
1391 extern const asection bfd_com_section;
1392 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1393 /* Pointer to the indirect section. */
1394 extern const asection bfd_ind_section;
1395 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1396 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1398 #define bfd_is_const_section(SEC) \
1399 ( ((SEC) == bfd_abs_section_ptr) \
1400 || ((SEC) == bfd_und_section_ptr) \
1401 || ((SEC) == bfd_com_section_ptr) \
1402 || ((SEC) == bfd_ind_section_ptr))
1404 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1405 extern const struct symbol_cache_entry * const bfd_com_symbol;
1406 extern const struct symbol_cache_entry * const bfd_und_symbol;
1407 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1408 #define bfd_get_section_size_before_reloc(section) \
1409 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1410 : (section)->_raw_size)
1411 #define bfd_get_section_size_after_reloc(section) \
1412 ((section)->reloc_done ? (section)->_cooked_size \
1413 : (abort (), (bfd_size_type) 1))
1415 /* Macros to handle insertion and deletion of a bfd's sections. These
1416 only handle the list pointers, ie. do not adjust section_count,
1417 target_index etc. */
1418 #define bfd_section_list_remove(ABFD, PS) \
1421 asection **_ps = PS; \
1422 asection *_s = *_ps; \
1424 if (_s->next == NULL) \
1425 (ABFD)->section_tail = _ps; \
1428 #define bfd_section_list_insert(ABFD, PS, S) \
1431 asection **_ps = PS; \
1435 if (_s->next == NULL) \
1436 (ABFD)->section_tail = &_s->next; \
1441 bfd_section_list_clear PARAMS ((bfd *));
1444 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1447 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1448 const char *templat,
1452 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1455 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1458 bfd_make_section PARAMS ((bfd *, const char *name));
1461 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1464 bfd_map_over_sections PARAMS ((bfd *abfd,
1465 void (*func) (bfd *abfd,
1471 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1474 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1475 PTR data, file_ptr offset,
1476 bfd_size_type count));
1479 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1480 PTR location, file_ptr offset,
1481 bfd_size_type count));
1484 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1485 bfd *obfd, asection *osec));
1487 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1488 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1489 (ibfd, isection, obfd, osection))
1491 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1494 bfd_generic_discard_group PARAMS ((bfd *abfd, asection *group));
1496 /* Extracted from archures.c. */
1497 enum bfd_architecture
1499 bfd_arch_unknown, /* File arch not known. */
1500 bfd_arch_obscure, /* Arch known, not one of these. */
1501 bfd_arch_m68k, /* Motorola 68xxx */
1502 #define bfd_mach_m68000 1
1503 #define bfd_mach_m68008 2
1504 #define bfd_mach_m68010 3
1505 #define bfd_mach_m68020 4
1506 #define bfd_mach_m68030 5
1507 #define bfd_mach_m68040 6
1508 #define bfd_mach_m68060 7
1509 #define bfd_mach_cpu32 8
1510 #define bfd_mach_mcf5200 9
1511 #define bfd_mach_mcf5206e 10
1512 #define bfd_mach_mcf5307 11
1513 #define bfd_mach_mcf5407 12
1514 bfd_arch_vax, /* DEC Vax */
1515 bfd_arch_i960, /* Intel 960 */
1516 /* The order of the following is important.
1517 lower number indicates a machine type that
1518 only accepts a subset of the instructions
1519 available to machines with higher numbers.
1520 The exception is the "ca", which is
1521 incompatible with all other machines except
1524 #define bfd_mach_i960_core 1
1525 #define bfd_mach_i960_ka_sa 2
1526 #define bfd_mach_i960_kb_sb 3
1527 #define bfd_mach_i960_mc 4
1528 #define bfd_mach_i960_xa 5
1529 #define bfd_mach_i960_ca 6
1530 #define bfd_mach_i960_jx 7
1531 #define bfd_mach_i960_hx 8
1533 bfd_arch_or32, /* OpenRISC 32 */
1535 bfd_arch_a29k, /* AMD 29000 */
1536 bfd_arch_sparc, /* SPARC */
1537 #define bfd_mach_sparc 1
1538 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1539 #define bfd_mach_sparc_sparclet 2
1540 #define bfd_mach_sparc_sparclite 3
1541 #define bfd_mach_sparc_v8plus 4
1542 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1543 #define bfd_mach_sparc_sparclite_le 6
1544 #define bfd_mach_sparc_v9 7
1545 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1546 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1547 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1548 /* Nonzero if MACH has the v9 instruction set. */
1549 #define bfd_mach_sparc_v9_p(mach) \
1550 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1551 && (mach) != bfd_mach_sparc_sparclite_le)
1552 bfd_arch_mips, /* MIPS Rxxxx */
1553 #define bfd_mach_mips3000 3000
1554 #define bfd_mach_mips3900 3900
1555 #define bfd_mach_mips4000 4000
1556 #define bfd_mach_mips4010 4010
1557 #define bfd_mach_mips4100 4100
1558 #define bfd_mach_mips4111 4111
1559 #define bfd_mach_mips4120 4120
1560 #define bfd_mach_mips4300 4300
1561 #define bfd_mach_mips4400 4400
1562 #define bfd_mach_mips4600 4600
1563 #define bfd_mach_mips4650 4650
1564 #define bfd_mach_mips5000 5000
1565 #define bfd_mach_mips5400 5400
1566 #define bfd_mach_mips5500 5500
1567 #define bfd_mach_mips6000 6000
1568 #define bfd_mach_mips8000 8000
1569 #define bfd_mach_mips10000 10000
1570 #define bfd_mach_mips12000 12000
1571 #define bfd_mach_mips16 16
1572 #define bfd_mach_mips5 5
1573 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1574 #define bfd_mach_mipsisa32 32
1575 #define bfd_mach_mipsisa32r2 33
1576 #define bfd_mach_mipsisa64 64
1577 bfd_arch_i386, /* Intel 386 */
1578 #define bfd_mach_i386_i386 1
1579 #define bfd_mach_i386_i8086 2
1580 #define bfd_mach_i386_i386_intel_syntax 3
1581 #define bfd_mach_x86_64 64
1582 #define bfd_mach_x86_64_intel_syntax 65
1583 bfd_arch_we32k, /* AT&T WE32xxx */
1584 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1585 bfd_arch_i860, /* Intel 860 */
1586 bfd_arch_i370, /* IBM 360/370 Mainframes */
1587 bfd_arch_romp, /* IBM ROMP PC/RT */
1588 bfd_arch_alliant, /* Alliant */
1589 bfd_arch_convex, /* Convex */
1590 bfd_arch_m88k, /* Motorola 88xxx */
1591 bfd_arch_m98k, /* Motorola 98xxx */
1592 bfd_arch_pyramid, /* Pyramid Technology */
1593 bfd_arch_h8300, /* Hitachi H8/300 */
1594 #define bfd_mach_h8300 1
1595 #define bfd_mach_h8300h 2
1596 #define bfd_mach_h8300s 3
1597 bfd_arch_pdp11, /* DEC PDP-11 */
1598 bfd_arch_powerpc, /* PowerPC */
1599 #define bfd_mach_ppc 32
1600 #define bfd_mach_ppc64 64
1601 #define bfd_mach_ppc_403 403
1602 #define bfd_mach_ppc_403gc 4030
1603 #define bfd_mach_ppc_505 505
1604 #define bfd_mach_ppc_601 601
1605 #define bfd_mach_ppc_602 602
1606 #define bfd_mach_ppc_603 603
1607 #define bfd_mach_ppc_ec603e 6031
1608 #define bfd_mach_ppc_604 604
1609 #define bfd_mach_ppc_620 620
1610 #define bfd_mach_ppc_630 630
1611 #define bfd_mach_ppc_750 750
1612 #define bfd_mach_ppc_860 860
1613 #define bfd_mach_ppc_a35 35
1614 #define bfd_mach_ppc_rs64ii 642
1615 #define bfd_mach_ppc_rs64iii 643
1616 #define bfd_mach_ppc_7400 7400
1617 #define bfd_mach_ppc_e500 500
1618 bfd_arch_rs6000, /* IBM RS/6000 */
1619 #define bfd_mach_rs6k 6000
1620 #define bfd_mach_rs6k_rs1 6001
1621 #define bfd_mach_rs6k_rsc 6003
1622 #define bfd_mach_rs6k_rs2 6002
1623 bfd_arch_hppa, /* HP PA RISC */
1624 bfd_arch_d10v, /* Mitsubishi D10V */
1625 #define bfd_mach_d10v 1
1626 #define bfd_mach_d10v_ts2 2
1627 #define bfd_mach_d10v_ts3 3
1628 bfd_arch_d30v, /* Mitsubishi D30V */
1629 bfd_arch_dlx, /* DLX */
1630 bfd_arch_m68hc11, /* Motorola 68HC11 */
1631 bfd_arch_m68hc12, /* Motorola 68HC12 */
1632 #define bfd_mach_m6812_default 0
1633 #define bfd_mach_m6812 1
1634 #define bfd_mach_m6812s 2
1635 bfd_arch_z8k, /* Zilog Z8000 */
1636 #define bfd_mach_z8001 1
1637 #define bfd_mach_z8002 2
1638 bfd_arch_h8500, /* Hitachi H8/500 */
1639 bfd_arch_sh, /* Hitachi SH */
1640 #define bfd_mach_sh 1
1641 #define bfd_mach_sh2 0x20
1642 #define bfd_mach_sh_dsp 0x2d
1643 #define bfd_mach_sh3 0x30
1644 #define bfd_mach_sh3_dsp 0x3d
1645 #define bfd_mach_sh3e 0x3e
1646 #define bfd_mach_sh4 0x40
1647 #define bfd_mach_sh5 0x50
1648 bfd_arch_alpha, /* Dec Alpha */
1649 #define bfd_mach_alpha_ev4 0x10
1650 #define bfd_mach_alpha_ev5 0x20
1651 #define bfd_mach_alpha_ev6 0x30
1652 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1653 #define bfd_mach_arm_2 1
1654 #define bfd_mach_arm_2a 2
1655 #define bfd_mach_arm_3 3
1656 #define bfd_mach_arm_3M 4
1657 #define bfd_mach_arm_4 5
1658 #define bfd_mach_arm_4T 6
1659 #define bfd_mach_arm_5 7
1660 #define bfd_mach_arm_5T 8
1661 #define bfd_mach_arm_5TE 9
1662 #define bfd_mach_arm_XScale 10
1663 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1664 bfd_arch_w65, /* WDC 65816 */
1665 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1666 bfd_arch_tic4x, /* Texas Instruments TMS320C3X/4X */
1667 #define bfd_mach_c3x 30
1668 #define bfd_mach_c4x 40
1669 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1670 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1671 bfd_arch_v850, /* NEC V850 */
1672 #define bfd_mach_v850 1
1673 #define bfd_mach_v850e 'E'
1674 bfd_arch_arc, /* ARC Cores */
1675 #define bfd_mach_arc_5 5
1676 #define bfd_mach_arc_6 6
1677 #define bfd_mach_arc_7 7
1678 #define bfd_mach_arc_8 8
1679 bfd_arch_m32r, /* Mitsubishi M32R/D */
1680 #define bfd_mach_m32r 1 /* For backwards compatibility. */
1681 #define bfd_mach_m32rx 'x'
1682 bfd_arch_mn10200, /* Matsushita MN10200 */
1683 bfd_arch_mn10300, /* Matsushita MN10300 */
1684 #define bfd_mach_mn10300 300
1685 #define bfd_mach_am33 330
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
1696 bfd_arch_ia64, /* HP/Intel ia64 */
1697 #define bfd_mach_ia64_elf64 64
1698 #define bfd_mach_ia64_elf32 32
1699 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1700 #define bfd_mach_ip2022 1
1701 #define bfd_mach_ip2022ext 2
1702 bfd_arch_iq2000, /* Vitesse IQ2000. */
1703 #define bfd_mach_iq2000 1
1704 #define bfd_mach_iq10 2
1706 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1707 #define bfd_mach_avr1 1
1708 #define bfd_mach_avr2 2
1709 #define bfd_mach_avr3 3
1710 #define bfd_mach_avr4 4
1711 #define bfd_mach_avr5 5
1712 bfd_arch_cris, /* Axis CRIS */
1713 bfd_arch_s390, /* IBM s390 */
1714 #define bfd_mach_s390_31 31
1715 #define bfd_mach_s390_64 64
1716 bfd_arch_openrisc, /* OpenRISC */
1717 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1719 #define bfd_mach_xstormy16 1
1720 bfd_arch_msp430, /* Texas Instruments MSP430 architecture. */
1721 #define bfd_mach_msp110 110
1722 #define bfd_mach_msp11 11
1723 #define bfd_mach_msp12 12
1724 #define bfd_mach_msp13 13
1725 #define bfd_mach_msp14 14
1726 #define bfd_mach_msp41 41
1727 #define bfd_mach_msp31 31
1728 #define bfd_mach_msp32 32
1729 #define bfd_mach_msp33 33
1730 #define bfd_mach_msp43 43
1731 #define bfd_mach_msp44 44
1732 #define bfd_mach_msp15 15
1733 #define bfd_mach_msp16 16
1737 typedef struct bfd_arch_info
1740 int bits_per_address;
1742 enum bfd_architecture arch;
1744 const char *arch_name;
1745 const char *printable_name;
1746 unsigned int section_align_power;
1747 /* TRUE if this is the default machine for the architecture.
1748 The default arch should be the first entry for an arch so that
1749 all the entries for that arch can be accessed via <<next>>. */
1750 bfd_boolean the_default;
1751 const struct bfd_arch_info * (*compatible)
1752 PARAMS ((const struct bfd_arch_info *a,
1753 const struct bfd_arch_info *b));
1755 bfd_boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1757 const struct bfd_arch_info *next;
1762 bfd_printable_name PARAMS ((bfd *abfd));
1764 const bfd_arch_info_type *
1765 bfd_scan_arch PARAMS ((const char *string));
1768 bfd_arch_list PARAMS ((void));
1770 const bfd_arch_info_type *
1771 bfd_arch_get_compatible PARAMS ((
1774 bfd_boolean accept_unknowns));
1777 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1779 enum bfd_architecture
1780 bfd_get_arch PARAMS ((bfd *abfd));
1783 bfd_get_mach PARAMS ((bfd *abfd));
1786 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1789 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1791 const bfd_arch_info_type *
1792 bfd_get_arch_info PARAMS ((bfd *abfd));
1794 const bfd_arch_info_type *
1795 bfd_lookup_arch PARAMS ((enum bfd_architecture
1797 unsigned long machine));
1800 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1803 bfd_octets_per_byte PARAMS ((bfd *abfd));
1806 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1807 unsigned long machine));
1809 /* Extracted from reloc.c. */
1810 typedef enum bfd_reloc_status
1812 /* No errors detected. */
1815 /* The relocation was performed, but there was an overflow. */
1818 /* The address to relocate was not within the section supplied. */
1819 bfd_reloc_outofrange,
1821 /* Used by special functions. */
1824 /* Unsupported relocation size requested. */
1825 bfd_reloc_notsupported,
1830 /* The symbol to relocate against was undefined. */
1831 bfd_reloc_undefined,
1833 /* The relocation was performed, but may not be ok - presently
1834 generated only when linking i960 coff files with i960 b.out
1835 symbols. If this type is returned, the error_message argument
1836 to bfd_perform_relocation will be set. */
1839 bfd_reloc_status_type;
1842 typedef struct reloc_cache_entry
1844 /* A pointer into the canonical table of pointers. */
1845 struct symbol_cache_entry **sym_ptr_ptr;
1847 /* offset in section. */
1848 bfd_size_type address;
1850 /* addend for relocation value. */
1853 /* Pointer to how to perform the required relocation. */
1854 reloc_howto_type *howto;
1859 enum complain_overflow
1861 /* Do not complain on overflow. */
1862 complain_overflow_dont,
1864 /* Complain if the bitfield overflows, whether it is considered
1865 as signed or unsigned. */
1866 complain_overflow_bitfield,
1868 /* Complain if the value overflows when considered as signed
1870 complain_overflow_signed,
1872 /* Complain if the value overflows when considered as an
1874 complain_overflow_unsigned
1877 struct reloc_howto_struct
1879 /* The type field has mainly a documentary use - the back end can
1880 do what it wants with it, though normally the back end's
1881 external idea of what a reloc number is stored
1882 in this field. For example, a PC relative word relocation
1883 in a coff environment has the type 023 - because that's
1884 what the outside world calls a R_PCRWORD reloc. */
1887 /* The value the final relocation is shifted right by. This drops
1888 unwanted data from the relocation. */
1889 unsigned int rightshift;
1891 /* The size of the item to be relocated. This is *not* a
1892 power-of-two measure. To get the number of bytes operated
1893 on by a type of relocation, use bfd_get_reloc_size. */
1896 /* The number of bits in the item to be relocated. This is used
1897 when doing overflow checking. */
1898 unsigned int bitsize;
1900 /* Notes that the relocation is relative to the location in the
1901 data section of the addend. The relocation function will
1902 subtract from the relocation value the address of the location
1904 bfd_boolean pc_relative;
1906 /* The bit position of the reloc value in the destination.
1907 The relocated value is left shifted by this amount. */
1908 unsigned int bitpos;
1910 /* What type of overflow error should be checked for when
1912 enum complain_overflow complain_on_overflow;
1914 /* If this field is non null, then the supplied function is
1915 called rather than the normal function. This allows really
1916 strange relocation methods to be accomodated (e.g., i960 callj
1918 bfd_reloc_status_type (*special_function)
1919 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1922 /* The textual name of the relocation type. */
1925 /* Some formats record a relocation addend in the section contents
1926 rather than with the relocation. For ELF formats this is the
1927 distinction between USE_REL and USE_RELA (though the code checks
1928 for USE_REL == 1/0). The value of this field is TRUE if the
1929 addend is recorded with the section contents; when performing a
1930 partial link (ld -r) the section contents (the data) will be
1931 modified. The value of this field is FALSE if addends are
1932 recorded with the relocation (in arelent.addend); when performing
1933 a partial link the relocation will be modified.
1934 All relocations for all ELF USE_RELA targets should set this field
1935 to FALSE (values of TRUE should be looked on with suspicion).
1936 However, the converse is not true: not all relocations of all ELF
1937 USE_REL targets set this field to TRUE. Why this is so is peculiar
1938 to each particular target. For relocs that aren't used in partial
1939 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1940 bfd_boolean partial_inplace;
1942 /* src_mask selects the part of the instruction (or data) to be used
1943 in the relocation sum. If the target relocations don't have an
1944 addend in the reloc, eg. ELF USE_REL, src_mask will normally equal
1945 dst_mask to extract the addend from the section contents. If
1946 relocations do have an addend in the reloc, eg. ELF USE_RELA, this
1947 field should be zero. Non-zero values for ELF USE_RELA targets are
1948 bogus as in those cases the value in the dst_mask part of the
1949 section contents should be treated as garbage. */
1952 /* dst_mask selects which parts of the instruction (or data) are
1953 replaced with a relocated value. */
1956 /* When some formats create PC relative instructions, they leave
1957 the value of the pc of the place being relocated in the offset
1958 slot of the instruction, so that a PC relative relocation can
1959 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1960 Some formats leave the displacement part of an instruction
1961 empty (e.g., m88k bcs); this flag signals the fact. */
1962 bfd_boolean pcrel_offset;
1965 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1966 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1967 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1968 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1969 NAME, FALSE, 0, 0, IN)
1971 #define EMPTY_HOWTO(C) \
1972 HOWTO ((C), 0, 0, 0, FALSE, 0, complain_overflow_dont, NULL, \
1973 NULL, FALSE, 0, 0, FALSE)
1975 #define HOWTO_PREPARE(relocation, symbol) \
1977 if (symbol != (asymbol *) NULL) \
1979 if (bfd_is_com_section (symbol->section)) \
1985 relocation = symbol->value; \
1991 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1993 typedef struct relent_chain
1996 struct relent_chain *next;
2000 bfd_reloc_status_type
2001 bfd_check_overflow PARAMS ((enum complain_overflow how,
2002 unsigned int bitsize,
2003 unsigned int rightshift,
2004 unsigned int addrsize,
2005 bfd_vma relocation));
2007 bfd_reloc_status_type
2008 bfd_perform_relocation PARAMS ((bfd *abfd,
2009 arelent *reloc_entry,
2011 asection *input_section,
2013 char **error_message));
2015 bfd_reloc_status_type
2016 bfd_install_relocation PARAMS ((bfd *abfd,
2017 arelent *reloc_entry,
2018 PTR data, bfd_vma data_start,
2019 asection *input_section,
2020 char **error_message));
2022 enum bfd_reloc_code_real {
2023 _dummy_first_bfd_reloc_code_real,
2026 /* Basic absolute relocations of N bits. */
2035 /* PC-relative relocations. Sometimes these are relative to the address
2036 of the relocation itself; sometimes they are relative to the start of
2037 the section containing the relocation. It depends on the specific target.
2039 The 24-bit relocation is used in some Intel 960 configurations. */
2048 BFD_RELOC_32_GOT_PCREL,
2049 BFD_RELOC_16_GOT_PCREL,
2050 BFD_RELOC_8_GOT_PCREL,
2051 BFD_RELOC_32_GOTOFF,
2052 BFD_RELOC_16_GOTOFF,
2053 BFD_RELOC_LO16_GOTOFF,
2054 BFD_RELOC_HI16_GOTOFF,
2055 BFD_RELOC_HI16_S_GOTOFF,
2057 BFD_RELOC_64_PLT_PCREL,
2058 BFD_RELOC_32_PLT_PCREL,
2059 BFD_RELOC_24_PLT_PCREL,
2060 BFD_RELOC_16_PLT_PCREL,
2061 BFD_RELOC_8_PLT_PCREL,
2062 BFD_RELOC_64_PLTOFF,
2063 BFD_RELOC_32_PLTOFF,
2064 BFD_RELOC_16_PLTOFF,
2065 BFD_RELOC_LO16_PLTOFF,
2066 BFD_RELOC_HI16_PLTOFF,
2067 BFD_RELOC_HI16_S_PLTOFF,
2070 /* Relocations used by 68K ELF. */
2071 BFD_RELOC_68K_GLOB_DAT,
2072 BFD_RELOC_68K_JMP_SLOT,
2073 BFD_RELOC_68K_RELATIVE,
2075 /* Linkage-table relative. */
2076 BFD_RELOC_32_BASEREL,
2077 BFD_RELOC_16_BASEREL,
2078 BFD_RELOC_LO16_BASEREL,
2079 BFD_RELOC_HI16_BASEREL,
2080 BFD_RELOC_HI16_S_BASEREL,
2081 BFD_RELOC_8_BASEREL,
2084 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2087 /* These PC-relative relocations are stored as word displacements --
2088 i.e., byte displacements shifted right two bits. The 30-bit word
2089 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2090 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2091 signed 16-bit displacement is used on the MIPS, and the 23-bit
2092 displacement is used on the Alpha. */
2093 BFD_RELOC_32_PCREL_S2,
2094 BFD_RELOC_16_PCREL_S2,
2095 BFD_RELOC_23_PCREL_S2,
2097 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2098 the target word. These are used on the SPARC. */
2102 /* For systems that allocate a Global Pointer register, these are
2103 displacements off that register. These relocation types are
2104 handled specially, because the value the register will have is
2105 decided relatively late. */
2109 /* Reloc types used for i960/b.out. */
2110 BFD_RELOC_I960_CALLJ,
2112 /* SPARC ELF relocations. There is probably some overlap with other
2113 relocation types already defined. */
2115 BFD_RELOC_SPARC_WDISP22,
2118 BFD_RELOC_SPARC_GOT10,
2119 BFD_RELOC_SPARC_GOT13,
2120 BFD_RELOC_SPARC_GOT22,
2121 BFD_RELOC_SPARC_PC10,
2122 BFD_RELOC_SPARC_PC22,
2123 BFD_RELOC_SPARC_WPLT30,
2124 BFD_RELOC_SPARC_COPY,
2125 BFD_RELOC_SPARC_GLOB_DAT,
2126 BFD_RELOC_SPARC_JMP_SLOT,
2127 BFD_RELOC_SPARC_RELATIVE,
2128 BFD_RELOC_SPARC_UA16,
2129 BFD_RELOC_SPARC_UA32,
2130 BFD_RELOC_SPARC_UA64,
2132 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2133 BFD_RELOC_SPARC_BASE13,
2134 BFD_RELOC_SPARC_BASE22,
2136 /* SPARC64 relocations */
2137 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2140 BFD_RELOC_SPARC_OLO10,
2141 BFD_RELOC_SPARC_HH22,
2142 BFD_RELOC_SPARC_HM10,
2143 BFD_RELOC_SPARC_LM22,
2144 BFD_RELOC_SPARC_PC_HH22,
2145 BFD_RELOC_SPARC_PC_HM10,
2146 BFD_RELOC_SPARC_PC_LM22,
2147 BFD_RELOC_SPARC_WDISP16,
2148 BFD_RELOC_SPARC_WDISP19,
2152 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2153 BFD_RELOC_SPARC_PLT32,
2154 BFD_RELOC_SPARC_PLT64,
2155 BFD_RELOC_SPARC_HIX22,
2156 BFD_RELOC_SPARC_LOX10,
2157 BFD_RELOC_SPARC_H44,
2158 BFD_RELOC_SPARC_M44,
2159 BFD_RELOC_SPARC_L44,
2160 BFD_RELOC_SPARC_REGISTER,
2162 /* SPARC little endian relocation */
2163 BFD_RELOC_SPARC_REV32,
2165 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2166 "addend" in some special way.
2167 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2168 writing; when reading, it will be the absolute section symbol. The
2169 addend is the displacement in bytes of the "lda" instruction from
2170 the "ldah" instruction (which is at the address of this reloc). */
2171 BFD_RELOC_ALPHA_GPDISP_HI16,
2173 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2174 with GPDISP_HI16 relocs. The addend is ignored when writing the
2175 relocations out, and is filled in with the file's GP value on
2176 reading, for convenience. */
2177 BFD_RELOC_ALPHA_GPDISP_LO16,
2179 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2180 relocation except that there is no accompanying GPDISP_LO16
2182 BFD_RELOC_ALPHA_GPDISP,
2184 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2185 the assembler turns it into a LDQ instruction to load the address of
2186 the symbol, and then fills in a register in the real instruction.
2188 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2189 section symbol. The addend is ignored when writing, but is filled
2190 in with the file's GP value on reading, for convenience, as with the
2193 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2194 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2195 but it generates output not based on the position within the .got
2196 section, but relative to the GP value chosen for the file during the
2199 The LITUSE reloc, on the instruction using the loaded address, gives
2200 information to the linker that it might be able to use to optimize
2201 away some literal section references. The symbol is ignored (read
2202 as the absolute section symbol), and the "addend" indicates the type
2203 of instruction using the register:
2204 1 - "memory" fmt insn
2205 2 - byte-manipulation (byte offset reg)
2206 3 - jsr (target of branch) */
2207 BFD_RELOC_ALPHA_LITERAL,
2208 BFD_RELOC_ALPHA_ELF_LITERAL,
2209 BFD_RELOC_ALPHA_LITUSE,
2211 /* The HINT relocation indicates a value that should be filled into the
2212 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2213 prediction logic which may be provided on some processors. */
2214 BFD_RELOC_ALPHA_HINT,
2216 /* The LINKAGE relocation outputs a linkage pair in the object file,
2217 which is filled by the linker. */
2218 BFD_RELOC_ALPHA_LINKAGE,
2220 /* The CODEADDR relocation outputs a STO_CA in the object file,
2221 which is filled by the linker. */
2222 BFD_RELOC_ALPHA_CODEADDR,
2224 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2226 BFD_RELOC_ALPHA_GPREL_HI16,
2227 BFD_RELOC_ALPHA_GPREL_LO16,
2229 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2230 share a common GP, and the target address is adjusted for
2231 STO_ALPHA_STD_GPLOAD. */
2232 BFD_RELOC_ALPHA_BRSGP,
2234 /* Alpha thread-local storage relocations. */
2235 BFD_RELOC_ALPHA_TLSGD,
2236 BFD_RELOC_ALPHA_TLSLDM,
2237 BFD_RELOC_ALPHA_DTPMOD64,
2238 BFD_RELOC_ALPHA_GOTDTPREL16,
2239 BFD_RELOC_ALPHA_DTPREL64,
2240 BFD_RELOC_ALPHA_DTPREL_HI16,
2241 BFD_RELOC_ALPHA_DTPREL_LO16,
2242 BFD_RELOC_ALPHA_DTPREL16,
2243 BFD_RELOC_ALPHA_GOTTPREL16,
2244 BFD_RELOC_ALPHA_TPREL64,
2245 BFD_RELOC_ALPHA_TPREL_HI16,
2246 BFD_RELOC_ALPHA_TPREL_LO16,
2247 BFD_RELOC_ALPHA_TPREL16,
2249 /* Bits 27..2 of the relocation address shifted right 2 bits;
2250 simple reloc otherwise. */
2253 /* The MIPS16 jump instruction. */
2254 BFD_RELOC_MIPS16_JMP,
2256 /* MIPS16 GP relative reloc. */
2257 BFD_RELOC_MIPS16_GPREL,
2259 /* High 16 bits of 32-bit value; simple reloc. */
2262 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2263 extended and added to form the final result. If the low 16
2264 bits form a negative number, we need to add one to the high value
2265 to compensate for the borrow when the low bits are added. */
2271 /* Like BFD_RELOC_HI16_S, but PC relative. */
2272 BFD_RELOC_PCREL_HI16_S,
2274 /* Like BFD_RELOC_LO16, but PC relative. */
2275 BFD_RELOC_PCREL_LO16,
2277 /* Relocation against a MIPS literal section. */
2278 BFD_RELOC_MIPS_LITERAL,
2280 /* MIPS ELF relocations. */
2281 BFD_RELOC_MIPS_GOT16,
2282 BFD_RELOC_MIPS_CALL16,
2283 BFD_RELOC_MIPS_GOT_HI16,
2284 BFD_RELOC_MIPS_GOT_LO16,
2285 BFD_RELOC_MIPS_CALL_HI16,
2286 BFD_RELOC_MIPS_CALL_LO16,
2288 BFD_RELOC_MIPS_GOT_PAGE,
2289 BFD_RELOC_MIPS_GOT_OFST,
2290 BFD_RELOC_MIPS_GOT_DISP,
2291 BFD_RELOC_MIPS_SHIFT5,
2292 BFD_RELOC_MIPS_SHIFT6,
2293 BFD_RELOC_MIPS_INSERT_A,
2294 BFD_RELOC_MIPS_INSERT_B,
2295 BFD_RELOC_MIPS_DELETE,
2296 BFD_RELOC_MIPS_HIGHEST,
2297 BFD_RELOC_MIPS_HIGHER,
2298 BFD_RELOC_MIPS_SCN_DISP,
2299 BFD_RELOC_MIPS_REL16,
2300 BFD_RELOC_MIPS_RELGOT,
2301 BFD_RELOC_MIPS_JALR,
2303 /* Fujitsu Frv Relocations. */
2304 BFD_RELOC_FRV_LABEL16,
2305 BFD_RELOC_FRV_LABEL24,
2308 BFD_RELOC_FRV_GPREL12,
2309 BFD_RELOC_FRV_GPRELU12,
2310 BFD_RELOC_FRV_GPREL32,
2311 BFD_RELOC_FRV_GPRELHI,
2312 BFD_RELOC_FRV_GPRELLO,
2315 /* i386/elf relocations */
2316 BFD_RELOC_386_GOT32,
2317 BFD_RELOC_386_PLT32,
2319 BFD_RELOC_386_GLOB_DAT,
2320 BFD_RELOC_386_JUMP_SLOT,
2321 BFD_RELOC_386_RELATIVE,
2322 BFD_RELOC_386_GOTOFF,
2323 BFD_RELOC_386_GOTPC,
2324 BFD_RELOC_386_TLS_TPOFF,
2325 BFD_RELOC_386_TLS_IE,
2326 BFD_RELOC_386_TLS_GOTIE,
2327 BFD_RELOC_386_TLS_LE,
2328 BFD_RELOC_386_TLS_GD,
2329 BFD_RELOC_386_TLS_LDM,
2330 BFD_RELOC_386_TLS_LDO_32,
2331 BFD_RELOC_386_TLS_IE_32,
2332 BFD_RELOC_386_TLS_LE_32,
2333 BFD_RELOC_386_TLS_DTPMOD32,
2334 BFD_RELOC_386_TLS_DTPOFF32,
2335 BFD_RELOC_386_TLS_TPOFF32,
2337 /* x86-64/elf relocations */
2338 BFD_RELOC_X86_64_GOT32,
2339 BFD_RELOC_X86_64_PLT32,
2340 BFD_RELOC_X86_64_COPY,
2341 BFD_RELOC_X86_64_GLOB_DAT,
2342 BFD_RELOC_X86_64_JUMP_SLOT,
2343 BFD_RELOC_X86_64_RELATIVE,
2344 BFD_RELOC_X86_64_GOTPCREL,
2345 BFD_RELOC_X86_64_32S,
2346 BFD_RELOC_X86_64_DTPMOD64,
2347 BFD_RELOC_X86_64_DTPOFF64,
2348 BFD_RELOC_X86_64_TPOFF64,
2349 BFD_RELOC_X86_64_TLSGD,
2350 BFD_RELOC_X86_64_TLSLD,
2351 BFD_RELOC_X86_64_DTPOFF32,
2352 BFD_RELOC_X86_64_GOTTPOFF,
2353 BFD_RELOC_X86_64_TPOFF32,
2355 /* ns32k relocations */
2356 BFD_RELOC_NS32K_IMM_8,
2357 BFD_RELOC_NS32K_IMM_16,
2358 BFD_RELOC_NS32K_IMM_32,
2359 BFD_RELOC_NS32K_IMM_8_PCREL,
2360 BFD_RELOC_NS32K_IMM_16_PCREL,
2361 BFD_RELOC_NS32K_IMM_32_PCREL,
2362 BFD_RELOC_NS32K_DISP_8,
2363 BFD_RELOC_NS32K_DISP_16,
2364 BFD_RELOC_NS32K_DISP_32,
2365 BFD_RELOC_NS32K_DISP_8_PCREL,
2366 BFD_RELOC_NS32K_DISP_16_PCREL,
2367 BFD_RELOC_NS32K_DISP_32_PCREL,
2369 /* PDP11 relocations */
2370 BFD_RELOC_PDP11_DISP_8_PCREL,
2371 BFD_RELOC_PDP11_DISP_6_PCREL,
2373 /* Picojava relocs. Not all of these appear in object files. */
2374 BFD_RELOC_PJ_CODE_HI16,
2375 BFD_RELOC_PJ_CODE_LO16,
2376 BFD_RELOC_PJ_CODE_DIR16,
2377 BFD_RELOC_PJ_CODE_DIR32,
2378 BFD_RELOC_PJ_CODE_REL16,
2379 BFD_RELOC_PJ_CODE_REL32,
2381 /* Power(rs6000) and PowerPC relocations. */
2384 BFD_RELOC_PPC_TOC16,
2386 BFD_RELOC_PPC_B16_BRTAKEN,
2387 BFD_RELOC_PPC_B16_BRNTAKEN,
2389 BFD_RELOC_PPC_BA16_BRTAKEN,
2390 BFD_RELOC_PPC_BA16_BRNTAKEN,
2392 BFD_RELOC_PPC_GLOB_DAT,
2393 BFD_RELOC_PPC_JMP_SLOT,
2394 BFD_RELOC_PPC_RELATIVE,
2395 BFD_RELOC_PPC_LOCAL24PC,
2396 BFD_RELOC_PPC_EMB_NADDR32,
2397 BFD_RELOC_PPC_EMB_NADDR16,
2398 BFD_RELOC_PPC_EMB_NADDR16_LO,
2399 BFD_RELOC_PPC_EMB_NADDR16_HI,
2400 BFD_RELOC_PPC_EMB_NADDR16_HA,
2401 BFD_RELOC_PPC_EMB_SDAI16,
2402 BFD_RELOC_PPC_EMB_SDA2I16,
2403 BFD_RELOC_PPC_EMB_SDA2REL,
2404 BFD_RELOC_PPC_EMB_SDA21,
2405 BFD_RELOC_PPC_EMB_MRKREF,
2406 BFD_RELOC_PPC_EMB_RELSEC16,
2407 BFD_RELOC_PPC_EMB_RELST_LO,
2408 BFD_RELOC_PPC_EMB_RELST_HI,
2409 BFD_RELOC_PPC_EMB_RELST_HA,
2410 BFD_RELOC_PPC_EMB_BIT_FLD,
2411 BFD_RELOC_PPC_EMB_RELSDA,
2412 BFD_RELOC_PPC64_HIGHER,
2413 BFD_RELOC_PPC64_HIGHER_S,
2414 BFD_RELOC_PPC64_HIGHEST,
2415 BFD_RELOC_PPC64_HIGHEST_S,
2416 BFD_RELOC_PPC64_TOC16_LO,
2417 BFD_RELOC_PPC64_TOC16_HI,
2418 BFD_RELOC_PPC64_TOC16_HA,
2419 BFD_RELOC_PPC64_TOC,
2420 BFD_RELOC_PPC64_PLTGOT16,
2421 BFD_RELOC_PPC64_PLTGOT16_LO,
2422 BFD_RELOC_PPC64_PLTGOT16_HI,
2423 BFD_RELOC_PPC64_PLTGOT16_HA,
2424 BFD_RELOC_PPC64_ADDR16_DS,
2425 BFD_RELOC_PPC64_ADDR16_LO_DS,
2426 BFD_RELOC_PPC64_GOT16_DS,
2427 BFD_RELOC_PPC64_GOT16_LO_DS,
2428 BFD_RELOC_PPC64_PLT16_LO_DS,
2429 BFD_RELOC_PPC64_SECTOFF_DS,
2430 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2431 BFD_RELOC_PPC64_TOC16_DS,
2432 BFD_RELOC_PPC64_TOC16_LO_DS,
2433 BFD_RELOC_PPC64_PLTGOT16_DS,
2434 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2436 /* IBM 370/390 relocations */
2439 /* The type of reloc used to build a contructor table - at the moment
2440 probably a 32 bit wide absolute relocation, but the target can choose.
2441 It generally does map to one of the other relocation types. */
2444 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2445 not stored in the instruction. */
2446 BFD_RELOC_ARM_PCREL_BRANCH,
2448 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2449 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2450 field in the instruction. */
2451 BFD_RELOC_ARM_PCREL_BLX,
2453 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2454 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2455 field in the instruction. */
2456 BFD_RELOC_THUMB_PCREL_BLX,
2458 /* These relocs are only used within the ARM assembler. They are not
2459 (at present) written to any object files. */
2460 BFD_RELOC_ARM_IMMEDIATE,
2461 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2462 BFD_RELOC_ARM_OFFSET_IMM,
2463 BFD_RELOC_ARM_SHIFT_IMM,
2465 BFD_RELOC_ARM_MULTI,
2466 BFD_RELOC_ARM_CP_OFF_IMM,
2467 BFD_RELOC_ARM_ADR_IMM,
2468 BFD_RELOC_ARM_LDR_IMM,
2469 BFD_RELOC_ARM_LITERAL,
2470 BFD_RELOC_ARM_IN_POOL,
2471 BFD_RELOC_ARM_OFFSET_IMM8,
2472 BFD_RELOC_ARM_HWLITERAL,
2473 BFD_RELOC_ARM_THUMB_ADD,
2474 BFD_RELOC_ARM_THUMB_IMM,
2475 BFD_RELOC_ARM_THUMB_SHIFT,
2476 BFD_RELOC_ARM_THUMB_OFFSET,
2477 BFD_RELOC_ARM_GOT12,
2478 BFD_RELOC_ARM_GOT32,
2479 BFD_RELOC_ARM_JUMP_SLOT,
2481 BFD_RELOC_ARM_GLOB_DAT,
2482 BFD_RELOC_ARM_PLT32,
2483 BFD_RELOC_ARM_RELATIVE,
2484 BFD_RELOC_ARM_GOTOFF,
2485 BFD_RELOC_ARM_GOTPC,
2487 /* Hitachi SH relocs. Not all of these appear in object files. */
2488 BFD_RELOC_SH_PCDISP8BY2,
2489 BFD_RELOC_SH_PCDISP12BY2,
2491 BFD_RELOC_SH_IMM4BY2,
2492 BFD_RELOC_SH_IMM4BY4,
2494 BFD_RELOC_SH_IMM8BY2,
2495 BFD_RELOC_SH_IMM8BY4,
2496 BFD_RELOC_SH_PCRELIMM8BY2,
2497 BFD_RELOC_SH_PCRELIMM8BY4,
2498 BFD_RELOC_SH_SWITCH16,
2499 BFD_RELOC_SH_SWITCH32,
2506 BFD_RELOC_SH_LOOP_START,
2507 BFD_RELOC_SH_LOOP_END,
2509 BFD_RELOC_SH_GLOB_DAT,
2510 BFD_RELOC_SH_JMP_SLOT,
2511 BFD_RELOC_SH_RELATIVE,
2513 BFD_RELOC_SH_GOT_LOW16,
2514 BFD_RELOC_SH_GOT_MEDLOW16,
2515 BFD_RELOC_SH_GOT_MEDHI16,
2516 BFD_RELOC_SH_GOT_HI16,
2517 BFD_RELOC_SH_GOTPLT_LOW16,
2518 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2519 BFD_RELOC_SH_GOTPLT_MEDHI16,
2520 BFD_RELOC_SH_GOTPLT_HI16,
2521 BFD_RELOC_SH_PLT_LOW16,
2522 BFD_RELOC_SH_PLT_MEDLOW16,
2523 BFD_RELOC_SH_PLT_MEDHI16,
2524 BFD_RELOC_SH_PLT_HI16,
2525 BFD_RELOC_SH_GOTOFF_LOW16,
2526 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2527 BFD_RELOC_SH_GOTOFF_MEDHI16,
2528 BFD_RELOC_SH_GOTOFF_HI16,
2529 BFD_RELOC_SH_GOTPC_LOW16,
2530 BFD_RELOC_SH_GOTPC_MEDLOW16,
2531 BFD_RELOC_SH_GOTPC_MEDHI16,
2532 BFD_RELOC_SH_GOTPC_HI16,
2533 BFD_RELOC_SH_COPY64,
2534 BFD_RELOC_SH_GLOB_DAT64,
2535 BFD_RELOC_SH_JMP_SLOT64,
2536 BFD_RELOC_SH_RELATIVE64,
2537 BFD_RELOC_SH_GOT10BY4,
2538 BFD_RELOC_SH_GOT10BY8,
2539 BFD_RELOC_SH_GOTPLT10BY4,
2540 BFD_RELOC_SH_GOTPLT10BY8,
2541 BFD_RELOC_SH_GOTPLT32,
2542 BFD_RELOC_SH_SHMEDIA_CODE,
2545 BFD_RELOC_SH_IMMS6BY32,
2547 BFD_RELOC_SH_IMMS10,
2548 BFD_RELOC_SH_IMMS10BY2,
2549 BFD_RELOC_SH_IMMS10BY4,
2550 BFD_RELOC_SH_IMMS10BY8,
2551 BFD_RELOC_SH_IMMS16,
2552 BFD_RELOC_SH_IMMU16,
2553 BFD_RELOC_SH_IMM_LOW16,
2554 BFD_RELOC_SH_IMM_LOW16_PCREL,
2555 BFD_RELOC_SH_IMM_MEDLOW16,
2556 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2557 BFD_RELOC_SH_IMM_MEDHI16,
2558 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2559 BFD_RELOC_SH_IMM_HI16,
2560 BFD_RELOC_SH_IMM_HI16_PCREL,
2562 BFD_RELOC_SH_TLS_GD_32,
2563 BFD_RELOC_SH_TLS_LD_32,
2564 BFD_RELOC_SH_TLS_LDO_32,
2565 BFD_RELOC_SH_TLS_IE_32,
2566 BFD_RELOC_SH_TLS_LE_32,
2567 BFD_RELOC_SH_TLS_DTPMOD32,
2568 BFD_RELOC_SH_TLS_DTPOFF32,
2569 BFD_RELOC_SH_TLS_TPOFF32,
2571 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2572 be zero and is not stored in the instruction. */
2573 BFD_RELOC_THUMB_PCREL_BRANCH9,
2574 BFD_RELOC_THUMB_PCREL_BRANCH12,
2575 BFD_RELOC_THUMB_PCREL_BRANCH23,
2577 /* ARC Cores relocs.
2578 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2579 not stored in the instruction. The high 20 bits are installed in bits 26
2580 through 7 of the instruction. */
2581 BFD_RELOC_ARC_B22_PCREL,
2583 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2584 stored in the instruction. The high 24 bits are installed in bits 23
2588 /* Mitsubishi D10V relocs.
2589 This is a 10-bit reloc with the right 2 bits
2591 BFD_RELOC_D10V_10_PCREL_R,
2593 /* Mitsubishi D10V relocs.
2594 This is a 10-bit reloc with the right 2 bits
2595 assumed to be 0. This is the same as the previous reloc
2596 except it is in the left container, i.e.,
2597 shifted left 15 bits. */
2598 BFD_RELOC_D10V_10_PCREL_L,
2600 /* This is an 18-bit reloc with the right 2 bits
2604 /* This is an 18-bit reloc with the right 2 bits
2606 BFD_RELOC_D10V_18_PCREL,
2608 /* Mitsubishi D30V relocs.
2609 This is a 6-bit absolute reloc. */
2612 /* This is a 6-bit pc-relative reloc with
2613 the right 3 bits assumed to be 0. */
2614 BFD_RELOC_D30V_9_PCREL,
2616 /* This is a 6-bit pc-relative reloc with
2617 the right 3 bits assumed to be 0. Same
2618 as the previous reloc but on the right side
2619 of the container. */
2620 BFD_RELOC_D30V_9_PCREL_R,
2622 /* This is a 12-bit absolute reloc with the
2623 right 3 bitsassumed to be 0. */
2626 /* This is a 12-bit pc-relative reloc with
2627 the right 3 bits assumed to be 0. */
2628 BFD_RELOC_D30V_15_PCREL,
2630 /* This is a 12-bit pc-relative reloc with
2631 the right 3 bits assumed to be 0. Same
2632 as the previous reloc but on the right side
2633 of the container. */
2634 BFD_RELOC_D30V_15_PCREL_R,
2636 /* This is an 18-bit absolute reloc with
2637 the right 3 bits assumed to be 0. */
2640 /* This is an 18-bit pc-relative reloc with
2641 the right 3 bits assumed to be 0. */
2642 BFD_RELOC_D30V_21_PCREL,
2644 /* This is an 18-bit pc-relative reloc with
2645 the right 3 bits assumed to be 0. Same
2646 as the previous reloc but on the right side
2647 of the container. */
2648 BFD_RELOC_D30V_21_PCREL_R,
2650 /* This is a 32-bit absolute reloc. */
2653 /* This is a 32-bit pc-relative reloc. */
2654 BFD_RELOC_D30V_32_PCREL,
2657 BFD_RELOC_DLX_HI16_S,
2663 BFD_RELOC_DLX_JMP26,
2665 /* Mitsubishi M32R relocs.
2666 This is a 24 bit absolute address. */
2669 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2670 BFD_RELOC_M32R_10_PCREL,
2672 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2673 BFD_RELOC_M32R_18_PCREL,
2675 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2676 BFD_RELOC_M32R_26_PCREL,
2678 /* This is a 16-bit reloc containing the high 16 bits of an address
2679 used when the lower 16 bits are treated as unsigned. */
2680 BFD_RELOC_M32R_HI16_ULO,
2682 /* This is a 16-bit reloc containing the high 16 bits of an address
2683 used when the lower 16 bits are treated as signed. */
2684 BFD_RELOC_M32R_HI16_SLO,
2686 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2687 BFD_RELOC_M32R_LO16,
2689 /* This is a 16-bit reloc containing the small data area offset for use in
2690 add3, load, and store instructions. */
2691 BFD_RELOC_M32R_SDA16,
2693 /* This is a 9-bit reloc */
2694 BFD_RELOC_V850_9_PCREL,
2696 /* This is a 22-bit reloc */
2697 BFD_RELOC_V850_22_PCREL,
2699 /* This is a 16 bit offset from the short data area pointer. */
2700 BFD_RELOC_V850_SDA_16_16_OFFSET,
2702 /* This is a 16 bit offset (of which only 15 bits are used) from the
2703 short data area pointer. */
2704 BFD_RELOC_V850_SDA_15_16_OFFSET,
2706 /* This is a 16 bit offset from the zero data area pointer. */
2707 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2709 /* This is a 16 bit offset (of which only 15 bits are used) from the
2710 zero data area pointer. */
2711 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2713 /* This is an 8 bit offset (of which only 6 bits are used) from the
2714 tiny data area pointer. */
2715 BFD_RELOC_V850_TDA_6_8_OFFSET,
2717 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2718 data area pointer. */
2719 BFD_RELOC_V850_TDA_7_8_OFFSET,
2721 /* This is a 7 bit offset from the tiny data area pointer. */
2722 BFD_RELOC_V850_TDA_7_7_OFFSET,
2724 /* This is a 16 bit offset from the tiny data area pointer. */
2725 BFD_RELOC_V850_TDA_16_16_OFFSET,
2727 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2728 data area pointer. */
2729 BFD_RELOC_V850_TDA_4_5_OFFSET,
2731 /* This is a 4 bit offset from the tiny data area pointer. */
2732 BFD_RELOC_V850_TDA_4_4_OFFSET,
2734 /* This is a 16 bit offset from the short data area pointer, with the
2735 bits placed non-contigously in the instruction. */
2736 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2738 /* This is a 16 bit offset from the zero data area pointer, with the
2739 bits placed non-contigously in the instruction. */
2740 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2742 /* This is a 6 bit offset from the call table base pointer. */
2743 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2745 /* This is a 16 bit offset from the call table base pointer. */
2746 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2748 /* Used for relaxing indirect function calls. */
2749 BFD_RELOC_V850_LONGCALL,
2751 /* Used for relaxing indirect jumps. */
2752 BFD_RELOC_V850_LONGJUMP,
2754 /* Used to maintain alignment whilst relaxing. */
2755 BFD_RELOC_V850_ALIGN,
2757 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2759 BFD_RELOC_MN10300_32_PCREL,
2761 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2763 BFD_RELOC_MN10300_16_PCREL,
2765 /* This is a 8bit DP reloc for the tms320c30, where the most
2766 significant 8 bits of a 24 bit word are placed into the least
2767 significant 8 bits of the opcode. */
2768 BFD_RELOC_TIC30_LDP,
2770 /* This is a 7bit reloc for the tms320c54x, where the least
2771 significant 7 bits of a 16 bit word are placed into the least
2772 significant 7 bits of the opcode. */
2773 BFD_RELOC_TIC54X_PARTLS7,
2775 /* This is a 9bit DP reloc for the tms320c54x, where the most
2776 significant 9 bits of a 16 bit word are placed into the least
2777 significant 9 bits of the opcode. */
2778 BFD_RELOC_TIC54X_PARTMS9,
2780 /* This is an extended address 23-bit reloc for the tms320c54x. */
2781 BFD_RELOC_TIC54X_23,
2783 /* This is a 16-bit reloc for the tms320c54x, where the least
2784 significant 16 bits of a 23-bit extended address are placed into
2786 BFD_RELOC_TIC54X_16_OF_23,
2788 /* This is a reloc for the tms320c54x, where the most
2789 significant 7 bits of a 23-bit extended address are placed into
2791 BFD_RELOC_TIC54X_MS7_OF_23,
2793 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2796 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2800 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2802 BFD_RELOC_FR30_6_IN_4,
2804 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2806 BFD_RELOC_FR30_8_IN_8,
2808 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2810 BFD_RELOC_FR30_9_IN_8,
2812 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2814 BFD_RELOC_FR30_10_IN_8,
2816 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2817 short offset into 8 bits. */
2818 BFD_RELOC_FR30_9_PCREL,
2820 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2821 short offset into 11 bits. */
2822 BFD_RELOC_FR30_12_PCREL,
2824 /* Motorola Mcore relocations. */
2825 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2826 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2827 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2828 BFD_RELOC_MCORE_PCREL_32,
2829 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2830 BFD_RELOC_MCORE_RVA,
2832 /* These are relocations for the GETA instruction. */
2833 BFD_RELOC_MMIX_GETA,
2834 BFD_RELOC_MMIX_GETA_1,
2835 BFD_RELOC_MMIX_GETA_2,
2836 BFD_RELOC_MMIX_GETA_3,
2838 /* These are relocations for a conditional branch instruction. */
2839 BFD_RELOC_MMIX_CBRANCH,
2840 BFD_RELOC_MMIX_CBRANCH_J,
2841 BFD_RELOC_MMIX_CBRANCH_1,
2842 BFD_RELOC_MMIX_CBRANCH_2,
2843 BFD_RELOC_MMIX_CBRANCH_3,
2845 /* These are relocations for the PUSHJ instruction. */
2846 BFD_RELOC_MMIX_PUSHJ,
2847 BFD_RELOC_MMIX_PUSHJ_1,
2848 BFD_RELOC_MMIX_PUSHJ_2,
2849 BFD_RELOC_MMIX_PUSHJ_3,
2851 /* These are relocations for the JMP instruction. */
2853 BFD_RELOC_MMIX_JMP_1,
2854 BFD_RELOC_MMIX_JMP_2,
2855 BFD_RELOC_MMIX_JMP_3,
2857 /* This is a relocation for a relative address as in a GETA instruction or
2859 BFD_RELOC_MMIX_ADDR19,
2861 /* This is a relocation for a relative address as in a JMP instruction. */
2862 BFD_RELOC_MMIX_ADDR27,
2864 /* This is a relocation for an instruction field that may be a general
2865 register or a value 0..255. */
2866 BFD_RELOC_MMIX_REG_OR_BYTE,
2868 /* This is a relocation for an instruction field that may be a general
2872 /* This is a relocation for two instruction fields holding a register and
2873 an offset, the equivalent of the relocation. */
2874 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2876 /* This relocation is an assertion that the expression is not allocated as
2877 a global register. It does not modify contents. */
2878 BFD_RELOC_MMIX_LOCAL,
2880 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2881 short offset into 7 bits. */
2882 BFD_RELOC_AVR_7_PCREL,
2884 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2885 short offset into 12 bits. */
2886 BFD_RELOC_AVR_13_PCREL,
2888 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2889 program memory address) into 16 bits. */
2890 BFD_RELOC_AVR_16_PM,
2892 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2893 data memory address) into 8 bit immediate value of LDI insn. */
2894 BFD_RELOC_AVR_LO8_LDI,
2896 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2897 of data memory address) into 8 bit immediate value of LDI insn. */
2898 BFD_RELOC_AVR_HI8_LDI,
2900 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2901 of program memory address) into 8 bit immediate value of LDI insn. */
2902 BFD_RELOC_AVR_HH8_LDI,
2904 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2905 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2906 BFD_RELOC_AVR_LO8_LDI_NEG,
2908 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2909 (high 8 bit of data memory address) into 8 bit immediate value of
2911 BFD_RELOC_AVR_HI8_LDI_NEG,
2913 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2914 (most high 8 bit of program memory address) into 8 bit immediate value
2915 of LDI or SUBI insn. */
2916 BFD_RELOC_AVR_HH8_LDI_NEG,
2918 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2919 command address) into 8 bit immediate value of LDI insn. */
2920 BFD_RELOC_AVR_LO8_LDI_PM,
2922 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2923 of command address) into 8 bit immediate value of LDI insn. */
2924 BFD_RELOC_AVR_HI8_LDI_PM,
2926 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2927 of command address) into 8 bit immediate value of LDI insn. */
2928 BFD_RELOC_AVR_HH8_LDI_PM,
2930 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2931 (usually command address) into 8 bit immediate value of SUBI insn. */
2932 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2934 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2935 (high 8 bit of 16 bit command address) into 8 bit immediate value
2937 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2939 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2940 (high 6 bit of 22 bit command address) into 8 bit immediate
2941 value of SUBI insn. */
2942 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2944 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2948 /* Direct 12 bit. */
2951 /* 12 bit GOT offset. */
2952 BFD_RELOC_390_GOT12,
2954 /* 32 bit PC relative PLT address. */
2955 BFD_RELOC_390_PLT32,
2957 /* Copy symbol at runtime. */
2960 /* Create GOT entry. */
2961 BFD_RELOC_390_GLOB_DAT,
2963 /* Create PLT entry. */
2964 BFD_RELOC_390_JMP_SLOT,
2966 /* Adjust by program base. */
2967 BFD_RELOC_390_RELATIVE,
2969 /* 32 bit PC relative offset to GOT. */
2970 BFD_RELOC_390_GOTPC,
2972 /* 16 bit GOT offset. */
2973 BFD_RELOC_390_GOT16,
2975 /* PC relative 16 bit shifted by 1. */
2976 BFD_RELOC_390_PC16DBL,
2978 /* 16 bit PC rel. PLT shifted by 1. */
2979 BFD_RELOC_390_PLT16DBL,
2981 /* PC relative 32 bit shifted by 1. */
2982 BFD_RELOC_390_PC32DBL,
2984 /* 32 bit PC rel. PLT shifted by 1. */
2985 BFD_RELOC_390_PLT32DBL,
2987 /* 32 bit PC rel. GOT shifted by 1. */
2988 BFD_RELOC_390_GOTPCDBL,
2990 /* 64 bit GOT offset. */
2991 BFD_RELOC_390_GOT64,
2993 /* 64 bit PC relative PLT address. */
2994 BFD_RELOC_390_PLT64,
2996 /* 32 bit rel. offset to GOT entry. */
2997 BFD_RELOC_390_GOTENT,
2999 /* Scenix IP2K - 9-bit register number / data address */
3002 /* Scenix IP2K - 4-bit register/data bank number */
3003 BFD_RELOC_IP2K_BANK,
3005 /* Scenix IP2K - low 13 bits of instruction word address */
3006 BFD_RELOC_IP2K_ADDR16CJP,
3008 /* Scenix IP2K - high 3 bits of instruction word address */
3009 BFD_RELOC_IP2K_PAGE3,
3011 /* Scenix IP2K - ext/low/high 8 bits of data address */
3012 BFD_RELOC_IP2K_LO8DATA,
3013 BFD_RELOC_IP2K_HI8DATA,
3014 BFD_RELOC_IP2K_EX8DATA,
3016 /* Scenix IP2K - low/high 8 bits of instruction word address */
3017 BFD_RELOC_IP2K_LO8INSN,
3018 BFD_RELOC_IP2K_HI8INSN,
3020 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
3021 BFD_RELOC_IP2K_PC_SKIP,
3023 /* Scenix IP2K - 16 bit word address in text section. */
3024 BFD_RELOC_IP2K_TEXT,
3026 /* Scenix IP2K - 7-bit sp or dp offset */
3027 BFD_RELOC_IP2K_FR_OFFSET,
3029 /* Scenix VPE4K coprocessor - data/insn-space addressing */
3030 BFD_RELOC_VPE4KMATH_DATA,
3031 BFD_RELOC_VPE4KMATH_INSN,
3033 /* These two relocations are used by the linker to determine which of
3034 the entries in a C++ virtual function table are actually used. When
3035 the --gc-sections option is given, the linker will zero out the entries
3036 that are not used, so that the code for those functions need not be
3037 included in the output.
3039 VTABLE_INHERIT is a zero-space relocation used to describe to the
3040 linker the inheritence tree of a C++ virtual function table. The
3041 relocation's symbol should be the parent class' vtable, and the
3042 relocation should be located at the child vtable.
3044 VTABLE_ENTRY is a zero-space relocation that describes the use of a
3045 virtual function table entry. The reloc's symbol should refer to the
3046 table of the class mentioned in the code. Off of that base, an offset
3047 describes the entry that is being used. For Rela hosts, this offset
3048 is stored in the reloc's addend. For Rel hosts, we are forced to put
3049 this offset in the reloc's section offset. */
3050 BFD_RELOC_VTABLE_INHERIT,
3051 BFD_RELOC_VTABLE_ENTRY,
3053 /* Intel IA64 Relocations. */
3054 BFD_RELOC_IA64_IMM14,
3055 BFD_RELOC_IA64_IMM22,
3056 BFD_RELOC_IA64_IMM64,
3057 BFD_RELOC_IA64_DIR32MSB,
3058 BFD_RELOC_IA64_DIR32LSB,
3059 BFD_RELOC_IA64_DIR64MSB,
3060 BFD_RELOC_IA64_DIR64LSB,
3061 BFD_RELOC_IA64_GPREL22,
3062 BFD_RELOC_IA64_GPREL64I,
3063 BFD_RELOC_IA64_GPREL32MSB,
3064 BFD_RELOC_IA64_GPREL32LSB,
3065 BFD_RELOC_IA64_GPREL64MSB,
3066 BFD_RELOC_IA64_GPREL64LSB,
3067 BFD_RELOC_IA64_LTOFF22,
3068 BFD_RELOC_IA64_LTOFF64I,
3069 BFD_RELOC_IA64_PLTOFF22,
3070 BFD_RELOC_IA64_PLTOFF64I,
3071 BFD_RELOC_IA64_PLTOFF64MSB,
3072 BFD_RELOC_IA64_PLTOFF64LSB,
3073 BFD_RELOC_IA64_FPTR64I,
3074 BFD_RELOC_IA64_FPTR32MSB,
3075 BFD_RELOC_IA64_FPTR32LSB,
3076 BFD_RELOC_IA64_FPTR64MSB,
3077 BFD_RELOC_IA64_FPTR64LSB,
3078 BFD_RELOC_IA64_PCREL21B,
3079 BFD_RELOC_IA64_PCREL21BI,
3080 BFD_RELOC_IA64_PCREL21M,
3081 BFD_RELOC_IA64_PCREL21F,
3082 BFD_RELOC_IA64_PCREL22,
3083 BFD_RELOC_IA64_PCREL60B,
3084 BFD_RELOC_IA64_PCREL64I,
3085 BFD_RELOC_IA64_PCREL32MSB,
3086 BFD_RELOC_IA64_PCREL32LSB,
3087 BFD_RELOC_IA64_PCREL64MSB,
3088 BFD_RELOC_IA64_PCREL64LSB,
3089 BFD_RELOC_IA64_LTOFF_FPTR22,
3090 BFD_RELOC_IA64_LTOFF_FPTR64I,
3091 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
3092 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3093 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3094 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3095 BFD_RELOC_IA64_SEGREL32MSB,
3096 BFD_RELOC_IA64_SEGREL32LSB,
3097 BFD_RELOC_IA64_SEGREL64MSB,
3098 BFD_RELOC_IA64_SEGREL64LSB,
3099 BFD_RELOC_IA64_SECREL32MSB,
3100 BFD_RELOC_IA64_SECREL32LSB,
3101 BFD_RELOC_IA64_SECREL64MSB,
3102 BFD_RELOC_IA64_SECREL64LSB,
3103 BFD_RELOC_IA64_REL32MSB,
3104 BFD_RELOC_IA64_REL32LSB,
3105 BFD_RELOC_IA64_REL64MSB,
3106 BFD_RELOC_IA64_REL64LSB,
3107 BFD_RELOC_IA64_LTV32MSB,
3108 BFD_RELOC_IA64_LTV32LSB,
3109 BFD_RELOC_IA64_LTV64MSB,
3110 BFD_RELOC_IA64_LTV64LSB,
3111 BFD_RELOC_IA64_IPLTMSB,
3112 BFD_RELOC_IA64_IPLTLSB,
3113 BFD_RELOC_IA64_COPY,
3114 BFD_RELOC_IA64_LTOFF22X,
3115 BFD_RELOC_IA64_LDXMOV,
3116 BFD_RELOC_IA64_TPREL14,
3117 BFD_RELOC_IA64_TPREL22,
3118 BFD_RELOC_IA64_TPREL64I,
3119 BFD_RELOC_IA64_TPREL64MSB,
3120 BFD_RELOC_IA64_TPREL64LSB,
3121 BFD_RELOC_IA64_LTOFF_TPREL22,
3122 BFD_RELOC_IA64_DTPMOD64MSB,
3123 BFD_RELOC_IA64_DTPMOD64LSB,
3124 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3125 BFD_RELOC_IA64_DTPREL14,
3126 BFD_RELOC_IA64_DTPREL22,
3127 BFD_RELOC_IA64_DTPREL64I,
3128 BFD_RELOC_IA64_DTPREL32MSB,
3129 BFD_RELOC_IA64_DTPREL32LSB,
3130 BFD_RELOC_IA64_DTPREL64MSB,
3131 BFD_RELOC_IA64_DTPREL64LSB,
3132 BFD_RELOC_IA64_LTOFF_DTPREL22,
3134 /* Motorola 68HC11 reloc.
3135 This is the 8 bit high part of an absolute address. */
3136 BFD_RELOC_M68HC11_HI8,
3138 /* Motorola 68HC11 reloc.
3139 This is the 8 bit low part of an absolute address. */
3140 BFD_RELOC_M68HC11_LO8,
3142 /* Motorola 68HC11 reloc.
3143 This is the 3 bit of a value. */
3144 BFD_RELOC_M68HC11_3B,
3146 /* Motorola 68HC11 reloc.
3147 This reloc marks the beginning of a jump/call instruction.
3148 It is used for linker relaxation to correctly identify beginning
3149 of instruction and change some branchs to use PC-relative
3151 BFD_RELOC_M68HC11_RL_JUMP,
3153 /* Motorola 68HC11 reloc.
3154 This reloc marks a group of several instructions that gcc generates
3155 and for which the linker relaxation pass can modify and/or remove
3157 BFD_RELOC_M68HC11_RL_GROUP,
3159 /* Motorola 68HC11 reloc.
3160 This is the 16-bit lower part of an address. It is used for 'call'
3161 instruction to specify the symbol address without any special
3162 transformation (due to memory bank window). */
3163 BFD_RELOC_M68HC11_LO16,
3165 /* Motorola 68HC11 reloc.
3166 This is a 8-bit reloc that specifies the page number of an address.
3167 It is used by 'call' instruction to specify the page number of
3169 BFD_RELOC_M68HC11_PAGE,
3171 /* Motorola 68HC11 reloc.
3172 This is a 24-bit reloc that represents the address with a 16-bit
3173 value and a 8-bit page number. The symbol address is transformed
3174 to follow the 16K memory bank of 68HC12 (seen as mapped in the window). */
3175 BFD_RELOC_M68HC11_24,
3177 /* These relocs are only used within the CRIS assembler. They are not
3178 (at present) written to any object files. */
3179 BFD_RELOC_CRIS_BDISP8,
3180 BFD_RELOC_CRIS_UNSIGNED_5,
3181 BFD_RELOC_CRIS_SIGNED_6,
3182 BFD_RELOC_CRIS_UNSIGNED_6,
3183 BFD_RELOC_CRIS_UNSIGNED_4,
3185 /* Relocs used in ELF shared libraries for CRIS. */
3186 BFD_RELOC_CRIS_COPY,
3187 BFD_RELOC_CRIS_GLOB_DAT,
3188 BFD_RELOC_CRIS_JUMP_SLOT,
3189 BFD_RELOC_CRIS_RELATIVE,
3191 /* 32-bit offset to symbol-entry within GOT. */
3192 BFD_RELOC_CRIS_32_GOT,
3194 /* 16-bit offset to symbol-entry within GOT. */
3195 BFD_RELOC_CRIS_16_GOT,
3197 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3198 BFD_RELOC_CRIS_32_GOTPLT,
3200 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3201 BFD_RELOC_CRIS_16_GOTPLT,
3203 /* 32-bit offset to symbol, relative to GOT. */
3204 BFD_RELOC_CRIS_32_GOTREL,
3206 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3207 BFD_RELOC_CRIS_32_PLT_GOTREL,
3209 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3210 BFD_RELOC_CRIS_32_PLT_PCREL,
3212 /* Intel i860 Relocations. */
3214 BFD_RELOC_860_GLOB_DAT,
3215 BFD_RELOC_860_JUMP_SLOT,
3216 BFD_RELOC_860_RELATIVE,
3218 BFD_RELOC_860_PLT26,
3221 BFD_RELOC_860_SPLIT0,
3223 BFD_RELOC_860_SPLIT1,
3225 BFD_RELOC_860_SPLIT2,
3227 BFD_RELOC_860_LOGOT0,
3228 BFD_RELOC_860_SPGOT0,
3229 BFD_RELOC_860_LOGOT1,
3230 BFD_RELOC_860_SPGOT1,
3231 BFD_RELOC_860_LOGOTOFF0,
3232 BFD_RELOC_860_SPGOTOFF0,
3233 BFD_RELOC_860_LOGOTOFF1,
3234 BFD_RELOC_860_SPGOTOFF1,
3235 BFD_RELOC_860_LOGOTOFF2,
3236 BFD_RELOC_860_LOGOTOFF3,
3238 BFD_RELOC_860_HIGHADJ,
3239 BFD_RELOC_860_HAGOT,
3240 BFD_RELOC_860_HAGOTOFF,
3243 BFD_RELOC_860_HIGOT,
3244 BFD_RELOC_860_HIGOTOFF,
3246 /* OpenRISC Relocations. */
3247 BFD_RELOC_OPENRISC_ABS_26,
3248 BFD_RELOC_OPENRISC_REL_26,
3250 /* H8 elf Relocations. */
3251 BFD_RELOC_H8_DIR16A8,
3252 BFD_RELOC_H8_DIR16R8,
3253 BFD_RELOC_H8_DIR24A8,
3254 BFD_RELOC_H8_DIR24R8,
3255 BFD_RELOC_H8_DIR32A16,
3257 /* Sony Xstormy16 Relocations. */
3258 BFD_RELOC_XSTORMY16_REL_12,
3259 BFD_RELOC_XSTORMY16_12,
3260 BFD_RELOC_XSTORMY16_24,
3261 BFD_RELOC_XSTORMY16_FPTR16,
3263 /* Relocations used by VAX ELF. */
3264 BFD_RELOC_VAX_GLOB_DAT,
3265 BFD_RELOC_VAX_JMP_SLOT,
3266 BFD_RELOC_VAX_RELATIVE,
3268 /* msp430 specific relocation codes */
3269 BFD_RELOC_MSP430_10_PCREL,
3270 BFD_RELOC_MSP430_16_PCREL,
3271 BFD_RELOC_MSP430_16,
3272 BFD_RELOC_MSP430_16_PCREL_BYTE,
3273 BFD_RELOC_MSP430_16_BYTE,
3275 /* IQ2000 Relocations. */
3276 BFD_RELOC_IQ2000_OFFSET_16,
3277 BFD_RELOC_IQ2000_OFFSET_21,
3278 BFD_RELOC_IQ2000_UHI16,
3280 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3282 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3285 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3287 /* Extracted from syms.c. */
3289 typedef struct symbol_cache_entry
3291 /* A pointer to the BFD which owns the symbol. This information
3292 is necessary so that a back end can work out what additional
3293 information (invisible to the application writer) is carried
3296 This field is *almost* redundant, since you can use section->owner
3297 instead, except that some symbols point to the global sections
3298 bfd_{abs,com,und}_section. This could be fixed by making
3299 these globals be per-bfd (or per-target-flavor). FIXME. */
3300 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3302 /* The text of the symbol. The name is left alone, and not copied; the
3303 application may not alter it. */
3306 /* The value of the symbol. This really should be a union of a
3307 numeric value with a pointer, since some flags indicate that
3308 a pointer to another symbol is stored here. */
3311 /* Attributes of a symbol. */
3312 #define BSF_NO_FLAGS 0x00
3314 /* The symbol has local scope; <<static>> in <<C>>. The value
3315 is the offset into the section of the data. */
3316 #define BSF_LOCAL 0x01
3318 /* The symbol has global scope; initialized data in <<C>>. The
3319 value is the offset into the section of the data. */
3320 #define BSF_GLOBAL 0x02
3322 /* The symbol has global scope and is exported. The value is
3323 the offset into the section of the data. */
3324 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3326 /* A normal C symbol would be one of:
3327 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3330 /* The symbol is a debugging record. The value has an arbitary
3331 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3332 #define BSF_DEBUGGING 0x08
3334 /* The symbol denotes a function entry point. Used in ELF,
3335 perhaps others someday. */
3336 #define BSF_FUNCTION 0x10
3338 /* Used by the linker. */
3339 #define BSF_KEEP 0x20
3340 #define BSF_KEEP_G 0x40
3342 /* A weak global symbol, overridable without warnings by
3343 a regular global symbol of the same name. */
3344 #define BSF_WEAK 0x80
3346 /* This symbol was created to point to a section, e.g. ELF's
3347 STT_SECTION symbols. */
3348 #define BSF_SECTION_SYM 0x100
3350 /* The symbol used to be a common symbol, but now it is
3352 #define BSF_OLD_COMMON 0x200
3354 /* The default value for common data. */
3355 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3357 /* In some files the type of a symbol sometimes alters its
3358 location in an output file - ie in coff a <<ISFCN>> symbol
3359 which is also <<C_EXT>> symbol appears where it was
3360 declared and not at the end of a section. This bit is set
3361 by the target BFD part to convey this information. */
3362 #define BSF_NOT_AT_END 0x400
3364 /* Signal that the symbol is the label of constructor section. */
3365 #define BSF_CONSTRUCTOR 0x800
3367 /* Signal that the symbol is a warning symbol. The name is a
3368 warning. The name of the next symbol is the one to warn about;
3369 if a reference is made to a symbol with the same name as the next
3370 symbol, a warning is issued by the linker. */
3371 #define BSF_WARNING 0x1000
3373 /* Signal that the symbol is indirect. This symbol is an indirect
3374 pointer to the symbol with the same name as the next symbol. */
3375 #define BSF_INDIRECT 0x2000
3377 /* BSF_FILE marks symbols that contain a file name. This is used
3378 for ELF STT_FILE symbols. */
3379 #define BSF_FILE 0x4000
3381 /* Symbol is from dynamic linking information. */
3382 #define BSF_DYNAMIC 0x8000
3384 /* The symbol denotes a data object. Used in ELF, and perhaps
3386 #define BSF_OBJECT 0x10000
3388 /* This symbol is a debugging symbol. The value is the offset
3389 into the section of the data. BSF_DEBUGGING should be set
3391 #define BSF_DEBUGGING_RELOC 0x20000
3393 /* This symbol is thread local. Used in ELF. */
3394 #define BSF_THREAD_LOCAL 0x40000
3398 /* A pointer to the section to which this symbol is
3399 relative. This will always be non NULL, there are special
3400 sections for undefined and absolute symbols. */
3401 struct sec *section;
3403 /* Back end special data. */
3413 #define bfd_get_symtab_upper_bound(abfd) \
3414 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3417 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3420 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3422 #define bfd_is_local_label_name(abfd, name) \
3423 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3425 #define bfd_canonicalize_symtab(abfd, location) \
3426 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3430 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3433 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3435 #define bfd_make_empty_symbol(abfd) \
3436 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3439 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3441 #define bfd_make_debug_symbol(abfd,ptr,size) \
3442 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3445 bfd_decode_symclass PARAMS ((asymbol *symbol));
3448 bfd_is_undefined_symclass PARAMS ((int symclass));
3451 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3454 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3456 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3457 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3458 (ibfd, isymbol, obfd, osymbol))
3460 /* Extracted from bfd.c. */
3463 /* The filename the application opened the BFD with. */
3464 const char *filename;
3466 /* A pointer to the target jump table. */
3467 const struct bfd_target *xvec;
3469 /* To avoid dragging too many header files into every file that
3470 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3471 and MTIME as a "long". Their correct types, to which they
3472 are cast when used, are "FILE *" and "time_t". The iostream
3473 is the result of an fopen on the filename. However, if the
3474 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3475 to a bfd_in_memory struct. */
3478 /* Is the file descriptor being cached? That is, can it be closed as
3479 needed, and re-opened when accessed later? */
3480 bfd_boolean cacheable;
3482 /* Marks whether there was a default target specified when the
3483 BFD was opened. This is used to select which matching algorithm
3484 to use to choose the back end. */
3485 bfd_boolean target_defaulted;
3487 /* The caching routines use these to maintain a
3488 least-recently-used list of BFDs. */
3489 struct _bfd *lru_prev, *lru_next;
3491 /* When a file is closed by the caching routines, BFD retains
3492 state information on the file here... */
3495 /* ... and here: (``once'' means at least once). */
3496 bfd_boolean opened_once;
3498 /* Set if we have a locally maintained mtime value, rather than
3499 getting it from the file each time. */
3500 bfd_boolean mtime_set;
3502 /* File modified time, if mtime_set is TRUE. */
3505 /* Reserved for an unimplemented file locking extension. */
3508 /* The format which belongs to the BFD. (object, core, etc.) */
3511 /* The direction with which the BFD was opened. */
3516 write_direction = 2,
3521 /* Format_specific flags. */
3524 /* Currently my_archive is tested before adding origin to
3525 anything. I believe that this can become always an add of
3526 origin, with origin set to 0 for non archive files. */
3529 /* Remember when output has begun, to stop strange things
3531 bfd_boolean output_has_begun;
3533 /* A hash table for section names. */
3534 struct bfd_hash_table section_htab;
3536 /* Pointer to linked list of sections. */
3537 struct sec *sections;
3539 /* The place where we add to the section list. */
3540 struct sec **section_tail;
3542 /* The number of sections. */
3543 unsigned int section_count;
3545 /* Stuff only useful for object files:
3546 The start address. */
3547 bfd_vma start_address;
3549 /* Used for input and output. */
3550 unsigned int symcount;
3552 /* Symbol table for output BFD (with symcount entries). */
3553 struct symbol_cache_entry **outsymbols;
3555 /* Used for slurped dynamic symbol tables. */
3556 unsigned int dynsymcount;
3558 /* Pointer to structure which contains architecture information. */
3559 const struct bfd_arch_info *arch_info;
3561 /* Stuff only useful for archives. */
3563 struct _bfd *my_archive; /* The containing archive BFD. */
3564 struct _bfd *next; /* The next BFD in the archive. */
3565 struct _bfd *archive_head; /* The first BFD in the archive. */
3566 bfd_boolean has_armap;
3568 /* A chain of BFD structures involved in a link. */
3569 struct _bfd *link_next;
3571 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3572 be used only for archive elements. */
3575 /* Used by the back end to hold private data. */
3578 struct aout_data_struct *aout_data;
3579 struct artdata *aout_ar_data;
3580 struct _oasys_data *oasys_obj_data;
3581 struct _oasys_ar_data *oasys_ar_data;
3582 struct coff_tdata *coff_obj_data;
3583 struct pe_tdata *pe_obj_data;
3584 struct xcoff_tdata *xcoff_obj_data;
3585 struct ecoff_tdata *ecoff_obj_data;
3586 struct ieee_data_struct *ieee_data;
3587 struct ieee_ar_data_struct *ieee_ar_data;
3588 struct srec_data_struct *srec_data;
3589 struct ihex_data_struct *ihex_data;
3590 struct tekhex_data_struct *tekhex_data;
3591 struct elf_obj_tdata *elf_obj_data;
3592 struct nlm_obj_tdata *nlm_obj_data;
3593 struct bout_data_struct *bout_data;
3594 struct mmo_data_struct *mmo_data;
3595 struct sun_core_struct *sun_core_data;
3596 struct sco5_core_struct *sco5_core_data;
3597 struct trad_core_struct *trad_core_data;
3598 struct som_data_struct *som_data;
3599 struct hpux_core_struct *hpux_core_data;
3600 struct hppabsd_core_struct *hppabsd_core_data;
3601 struct sgi_core_struct *sgi_core_data;
3602 struct lynx_core_struct *lynx_core_data;
3603 struct osf_core_struct *osf_core_data;
3604 struct cisco_core_struct *cisco_core_data;
3605 struct versados_data_struct *versados_data;
3606 struct netbsd_core_struct *netbsd_core_data;
3607 struct mach_o_data_struct *mach_o_data;
3608 struct mach_o_fat_data_struct *mach_o_fat_data;
3609 struct bfd_pef_data_struct *pef_data;
3610 struct bfd_pef_xlib_data_struct *pef_xlib_data;
3611 struct bfd_sym_data_struct *sym_data;
3616 /* Used by the application to hold private data. */
3619 /* Where all the allocated stuff under this BFD goes. This is a
3620 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3625 typedef enum bfd_error
3627 bfd_error_no_error = 0,
3628 bfd_error_system_call,
3629 bfd_error_invalid_target,
3630 bfd_error_wrong_format,
3631 bfd_error_wrong_object_format,
3632 bfd_error_invalid_operation,
3633 bfd_error_no_memory,
3634 bfd_error_no_symbols,
3636 bfd_error_no_more_archived_files,
3637 bfd_error_malformed_archive,
3638 bfd_error_file_not_recognized,
3639 bfd_error_file_ambiguously_recognized,
3640 bfd_error_no_contents,
3641 bfd_error_nonrepresentable_section,
3642 bfd_error_no_debug_section,
3643 bfd_error_bad_value,
3644 bfd_error_file_truncated,
3645 bfd_error_file_too_big,
3646 bfd_error_invalid_error_code
3651 bfd_get_error PARAMS ((void));
3654 bfd_set_error PARAMS ((bfd_error_type error_tag));
3657 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3660 bfd_perror PARAMS ((const char *message));
3662 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3664 bfd_error_handler_type
3665 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3668 bfd_set_error_program_name PARAMS ((const char *));
3670 bfd_error_handler_type
3671 bfd_get_error_handler PARAMS ((void));
3674 bfd_archive_filename PARAMS ((bfd *));
3677 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3680 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3686 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3689 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3692 bfd_get_arch_size PARAMS ((bfd *abfd));
3695 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3698 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3701 bfd_get_gp_size PARAMS ((bfd *abfd));
3704 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3707 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3710 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3712 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3713 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3716 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3718 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3719 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3722 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3724 #define bfd_set_private_flags(abfd, flags) \
3725 BFD_SEND (abfd, _bfd_set_private_flags, \
3727 #define bfd_sizeof_headers(abfd, reloc) \
3728 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3730 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3731 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3733 /* Do these three do anything useful at all, for any back end? */
3734 #define bfd_debug_info_start(abfd) \
3735 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3737 #define bfd_debug_info_end(abfd) \
3738 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3740 #define bfd_debug_info_accumulate(abfd, section) \
3741 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3744 #define bfd_stat_arch_elt(abfd, stat) \
3745 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3747 #define bfd_update_armap_timestamp(abfd) \
3748 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3750 #define bfd_set_arch_mach(abfd, arch, mach)\
3751 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3753 #define bfd_relax_section(abfd, section, link_info, again) \
3754 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3756 #define bfd_gc_sections(abfd, link_info) \
3757 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3759 #define bfd_merge_sections(abfd, link_info) \
3760 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3762 #define bfd_discard_group(abfd, sec) \
3763 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
3765 #define bfd_link_hash_table_create(abfd) \
3766 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3768 #define bfd_link_hash_table_free(abfd, hash) \
3769 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3771 #define bfd_link_add_symbols(abfd, info) \
3772 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3774 #define bfd_link_just_syms(sec, info) \
3775 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3777 #define bfd_final_link(abfd, info) \
3778 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3780 #define bfd_free_cached_info(abfd) \
3781 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3783 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3784 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3786 #define bfd_print_private_bfd_data(abfd, file)\
3787 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3789 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3790 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3792 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3793 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3795 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3796 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3798 extern bfd_byte *bfd_get_relocated_section_contents
3799 PARAMS ((bfd *, struct bfd_link_info *,
3800 struct bfd_link_order *, bfd_byte *,
3801 bfd_boolean, asymbol **));
3804 bfd_alt_mach_code PARAMS ((bfd *abfd, int alternative));
3811 const struct bfd_arch_info *arch_info;
3812 struct sec *sections;
3813 struct sec **section_tail;
3814 unsigned int section_count;
3815 struct bfd_hash_table section_htab;
3819 bfd_preserve_save PARAMS ((bfd *, struct bfd_preserve *));
3822 bfd_preserve_restore PARAMS ((bfd *, struct bfd_preserve *));
3825 bfd_preserve_finish PARAMS ((bfd *, struct bfd_preserve *));
3827 /* Extracted from archive.c. */
3829 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3832 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3835 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3837 /* Extracted from corefile.c. */
3839 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3842 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3845 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3847 /* Extracted from targets.c. */
3848 #define BFD_SEND(bfd, message, arglist) \
3849 ((*((bfd)->xvec->message)) arglist)
3851 #ifdef DEBUG_BFD_SEND
3853 #define BFD_SEND(bfd, message, arglist) \
3854 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3855 ((*((bfd)->xvec->message)) arglist) : \
3856 (bfd_assert (__FILE__,__LINE__), NULL))
3858 #define BFD_SEND_FMT(bfd, message, arglist) \
3859 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3861 #ifdef DEBUG_BFD_SEND
3863 #define BFD_SEND_FMT(bfd, message, arglist) \
3864 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3865 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3866 (bfd_assert (__FILE__,__LINE__), NULL))
3871 bfd_target_unknown_flavour,
3872 bfd_target_aout_flavour,
3873 bfd_target_coff_flavour,
3874 bfd_target_ecoff_flavour,
3875 bfd_target_xcoff_flavour,
3876 bfd_target_elf_flavour,
3877 bfd_target_ieee_flavour,
3878 bfd_target_nlm_flavour,
3879 bfd_target_oasys_flavour,
3880 bfd_target_tekhex_flavour,
3881 bfd_target_srec_flavour,
3882 bfd_target_ihex_flavour,
3883 bfd_target_som_flavour,
3884 bfd_target_os9k_flavour,
3885 bfd_target_versados_flavour,
3886 bfd_target_msdos_flavour,
3887 bfd_target_ovax_flavour,
3888 bfd_target_evax_flavour,
3889 bfd_target_mmo_flavour,
3890 bfd_target_mach_o_flavour,
3891 bfd_target_pef_flavour,
3892 bfd_target_pef_xlib_flavour,
3893 bfd_target_sym_flavour
3896 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3898 /* Forward declaration. */
3899 typedef struct bfd_link_info _bfd_link_info;
3901 typedef struct bfd_target
3903 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3906 /* The "flavour" of a back end is a general indication about
3907 the contents of a file. */
3908 enum bfd_flavour flavour;
3910 /* The order of bytes within the data area of a file. */
3911 enum bfd_endian byteorder;
3913 /* The order of bytes within the header parts of a file. */
3914 enum bfd_endian header_byteorder;
3916 /* A mask of all the flags which an executable may have set -
3917 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3918 flagword object_flags;
3920 /* A mask of all the flags which a section may have set - from
3921 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3922 flagword section_flags;
3924 /* The character normally found at the front of a symbol.
3925 (if any), perhaps `_'. */
3926 char symbol_leading_char;
3928 /* The pad character for file names within an archive header. */
3931 /* The maximum number of characters in an archive header. */
3932 unsigned short ar_max_namelen;
3934 /* Entries for byte swapping for data. These are different from the
3935 other entry points, since they don't take a BFD asthe first argument.
3936 Certain other handlers could do the same. */
3937 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3938 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3939 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3940 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3941 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3942 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3943 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3944 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3945 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3947 /* Byte swapping for the headers. */
3948 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3949 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3950 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3951 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3952 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3953 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3954 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3955 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3956 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3958 /* Format dependent routines: these are vectors of entry points
3959 within the target vector structure, one for each format to check. */
3961 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3962 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3964 /* Set the format of a file being written. */
3965 bfd_boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3967 /* Write cached information into a file being written, at <<bfd_close>>. */
3968 bfd_boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3971 /* Generic entry points. */
3972 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3973 CONCAT2 (NAME,_close_and_cleanup), \
3974 CONCAT2 (NAME,_bfd_free_cached_info), \
3975 CONCAT2 (NAME,_new_section_hook), \
3976 CONCAT2 (NAME,_get_section_contents), \
3977 CONCAT2 (NAME,_get_section_contents_in_window)
3979 /* Called when the BFD is being closed to do any necessary cleanup. */
3980 bfd_boolean (*_close_and_cleanup) PARAMS ((bfd *));
3981 /* Ask the BFD to free all cached information. */
3982 bfd_boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3983 /* Called when a new section is created. */
3984 bfd_boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3985 /* Read the contents of a section. */
3986 bfd_boolean (*_bfd_get_section_contents)
3987 PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type));
3988 bfd_boolean (*_bfd_get_section_contents_in_window)
3989 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3991 /* Entry points to copy private data. */
3992 #define BFD_JUMP_TABLE_COPY(NAME) \
3993 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3994 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3995 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3996 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3997 CONCAT2 (NAME,_bfd_set_private_flags), \
3998 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3999 /* Called to copy BFD general private data from one object file
4001 bfd_boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
4002 /* Called to merge BFD general private data from one object file
4003 to a common output file when linking. */
4004 bfd_boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
4005 /* Called to copy BFD private section data from one object file
4007 bfd_boolean (*_bfd_copy_private_section_data)
4008 PARAMS ((bfd *, sec_ptr, bfd *, sec_ptr));
4009 /* Called to copy BFD private symbol data from one symbol
4011 bfd_boolean (*_bfd_copy_private_symbol_data)
4012 PARAMS ((bfd *, asymbol *, bfd *, asymbol *));
4013 /* Called to set private backend flags. */
4014 bfd_boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
4016 /* Called to print private BFD data. */
4017 bfd_boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
4019 /* Core file entry points. */
4020 #define BFD_JUMP_TABLE_CORE(NAME) \
4021 CONCAT2 (NAME,_core_file_failing_command), \
4022 CONCAT2 (NAME,_core_file_failing_signal), \
4023 CONCAT2 (NAME,_core_file_matches_executable_p)
4024 char * (*_core_file_failing_command) PARAMS ((bfd *));
4025 int (*_core_file_failing_signal) PARAMS ((bfd *));
4026 bfd_boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
4028 /* Archive entry points. */
4029 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
4030 CONCAT2 (NAME,_slurp_armap), \
4031 CONCAT2 (NAME,_slurp_extended_name_table), \
4032 CONCAT2 (NAME,_construct_extended_name_table), \
4033 CONCAT2 (NAME,_truncate_arname), \
4034 CONCAT2 (NAME,_write_armap), \
4035 CONCAT2 (NAME,_read_ar_hdr), \
4036 CONCAT2 (NAME,_openr_next_archived_file), \
4037 CONCAT2 (NAME,_get_elt_at_index), \
4038 CONCAT2 (NAME,_generic_stat_arch_elt), \
4039 CONCAT2 (NAME,_update_armap_timestamp)
4040 bfd_boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
4041 bfd_boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
4042 bfd_boolean (*_bfd_construct_extended_name_table)
4043 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
4044 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
4045 bfd_boolean (*write_armap)
4046 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
4047 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
4048 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
4049 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
4050 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
4051 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
4052 bfd_boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
4054 /* Entry points used for symbols. */
4055 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
4056 CONCAT2 (NAME,_get_symtab_upper_bound), \
4057 CONCAT2 (NAME,_get_symtab), \
4058 CONCAT2 (NAME,_make_empty_symbol), \
4059 CONCAT2 (NAME,_print_symbol), \
4060 CONCAT2 (NAME,_get_symbol_info), \
4061 CONCAT2 (NAME,_bfd_is_local_label_name), \
4062 CONCAT2 (NAME,_get_lineno), \
4063 CONCAT2 (NAME,_find_nearest_line), \
4064 CONCAT2 (NAME,_bfd_make_debug_symbol), \
4065 CONCAT2 (NAME,_read_minisymbols), \
4066 CONCAT2 (NAME,_minisymbol_to_symbol)
4067 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
4068 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
4069 struct symbol_cache_entry **));
4070 struct symbol_cache_entry *
4071 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
4072 void (*_bfd_print_symbol)
4073 PARAMS ((bfd *, PTR, struct symbol_cache_entry *, bfd_print_symbol_type));
4074 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
4075 void (*_bfd_get_symbol_info)
4076 PARAMS ((bfd *, struct symbol_cache_entry *, symbol_info *));
4077 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
4078 bfd_boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
4080 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
4081 bfd_boolean (*_bfd_find_nearest_line)
4082 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
4083 const char **, const char **, unsigned int *));
4084 /* Back-door to allow format-aware applications to create debug symbols
4085 while using BFD for everything else. Currently used by the assembler
4086 when creating COFF files. */
4087 asymbol * (*_bfd_make_debug_symbol)
4088 PARAMS ((bfd *, void *, unsigned long size));
4089 #define bfd_read_minisymbols(b, d, m, s) \
4090 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
4091 long (*_read_minisymbols)
4092 PARAMS ((bfd *, bfd_boolean, PTR *, unsigned int *));
4093 #define bfd_minisymbol_to_symbol(b, d, m, f) \
4094 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
4095 asymbol * (*_minisymbol_to_symbol)
4096 PARAMS ((bfd *, bfd_boolean, const PTR, asymbol *));
4098 /* Routines for relocs. */
4099 #define BFD_JUMP_TABLE_RELOCS(NAME) \
4100 CONCAT2 (NAME,_get_reloc_upper_bound), \
4101 CONCAT2 (NAME,_canonicalize_reloc), \
4102 CONCAT2 (NAME,_bfd_reloc_type_lookup)
4103 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
4104 long (*_bfd_canonicalize_reloc)
4105 PARAMS ((bfd *, sec_ptr, arelent **, struct symbol_cache_entry **));
4106 /* See documentation on reloc types. */
4108 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
4110 /* Routines used when writing an object file. */
4111 #define BFD_JUMP_TABLE_WRITE(NAME) \
4112 CONCAT2 (NAME,_set_arch_mach), \
4113 CONCAT2 (NAME,_set_section_contents)
4114 bfd_boolean (*_bfd_set_arch_mach)
4115 PARAMS ((bfd *, enum bfd_architecture, unsigned long));
4116 bfd_boolean (*_bfd_set_section_contents)
4117 PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type));
4119 /* Routines used by the linker. */
4120 #define BFD_JUMP_TABLE_LINK(NAME) \
4121 CONCAT2 (NAME,_sizeof_headers), \
4122 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
4123 CONCAT2 (NAME,_bfd_relax_section), \
4124 CONCAT2 (NAME,_bfd_link_hash_table_create), \
4125 CONCAT2 (NAME,_bfd_link_hash_table_free), \
4126 CONCAT2 (NAME,_bfd_link_add_symbols), \
4127 CONCAT2 (NAME,_bfd_link_just_syms), \
4128 CONCAT2 (NAME,_bfd_final_link), \
4129 CONCAT2 (NAME,_bfd_link_split_section), \
4130 CONCAT2 (NAME,_bfd_gc_sections), \
4131 CONCAT2 (NAME,_bfd_merge_sections), \
4132 CONCAT2 (NAME,_bfd_discard_group)
4133 int (*_bfd_sizeof_headers) PARAMS ((bfd *, bfd_boolean));
4134 bfd_byte * (*_bfd_get_relocated_section_contents)
4135 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
4136 bfd_byte *, bfd_boolean, struct symbol_cache_entry **));
4138 bfd_boolean (*_bfd_relax_section)
4139 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, bfd_boolean *));
4141 /* Create a hash table for the linker. Different backends store
4142 different information in this table. */
4143 struct bfd_link_hash_table *
4144 (*_bfd_link_hash_table_create) PARAMS ((bfd *));
4146 /* Release the memory associated with the linker hash table. */
4147 void (*_bfd_link_hash_table_free)
4148 PARAMS ((struct bfd_link_hash_table *));
4150 /* Add symbols from this object file into the hash table. */
4151 bfd_boolean (*_bfd_link_add_symbols)
4152 PARAMS ((bfd *, struct bfd_link_info *));
4154 /* Indicate that we are only retrieving symbol values from this section. */
4155 void (*_bfd_link_just_syms)
4156 PARAMS ((asection *, struct bfd_link_info *));
4158 /* Do a link based on the link_order structures attached to each
4159 section of the BFD. */
4160 bfd_boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
4162 /* Should this section be split up into smaller pieces during linking. */
4163 bfd_boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
4165 /* Remove sections that are not referenced from the output. */
4166 bfd_boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
4168 /* Attempt to merge SEC_MERGE sections. */
4169 bfd_boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
4171 /* Discard members of a group. */
4172 bfd_boolean (*_bfd_discard_group) PARAMS ((bfd *, struct sec *));
4174 /* Routines to handle dynamic symbols and relocs. */
4175 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4176 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
4177 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
4178 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
4179 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
4180 /* Get the amount of memory required to hold the dynamic symbols. */
4181 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
4182 /* Read in the dynamic symbols. */
4183 long (*_bfd_canonicalize_dynamic_symtab)
4184 PARAMS ((bfd *, struct symbol_cache_entry **));
4185 /* Get the amount of memory required to hold the dynamic relocs. */
4186 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
4187 /* Read in the dynamic relocs. */
4188 long (*_bfd_canonicalize_dynamic_reloc)
4189 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
4191 /* Opposite endian version of this target. */
4192 const struct bfd_target * alternative_target;
4194 /* Data for use by back-end routines, which isn't
4195 generic enough to belong in this structure. */
4201 bfd_set_default_target PARAMS ((const char *name));
4204 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
4207 bfd_target_list PARAMS ((void));
4210 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
4212 /* Extracted from format.c. */
4214 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
4217 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
4220 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
4223 bfd_format_string PARAMS ((bfd_format format));
4225 /* Extracted from linker.c. */
4227 bfd_link_split_section PARAMS ((bfd *abfd, asection *sec));
4229 #define bfd_link_split_section(abfd, sec) \
4230 BFD_SEND (abfd, _bfd_link_split_section, (abfd, sec))
4232 /* Extracted from simple.c. */
4234 bfd_simple_get_relocated_section_contents PARAMS ((bfd *abfd, asection *sec, bfd_byte *outbuf));