1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c",
3 "section.c", "archures.c", "reloc.c", "syms.c", "bfd.c", "archive.c",
4 "corefile.c", "targets.c" and "format.c".
5 Run "make headers" in your build bfd/ to regenerate. */
7 /* Main header file for the bfd library -- portable access to object files.
8 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
10 Free Software Foundation, Inc.
11 Contributed by Cygnus Support.
13 This file is part of BFD, the Binary File Descriptor library.
15 This program is free software; you can redistribute it and/or modify
16 it under the terms of the GNU General Public License as published by
17 the Free Software Foundation; either version 2 of the License, or
18 (at your option) any later version.
20 This program is distributed in the hope that it will be useful,
21 but WITHOUT ANY WARRANTY; without even the implied warranty of
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 GNU General Public License for more details.
25 You should have received a copy of the GNU General Public License
26 along with this program; if not, write to the Free Software
27 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
29 #ifndef __BFD_H_SEEN__
30 #define __BFD_H_SEEN__
38 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
40 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
41 The problem is, "32_" is not a valid preprocessing token, and we don't
42 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
43 cause the inner CONCAT2 macros to be evaluated first, producing
44 still-valid pp-tokens. Then the final concatenation can be done. */
46 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
50 #define BFD_VERSION 211920007
51 #define BFD_VERSION_DATE 20011016
52 #define BFD_VERSION_STRING "2.11.92.0.7 20011016 Debian\/GNU Linux"
54 /* The word size used by BFD on the host. This may be 64 with a 32
55 bit target if the host is 64 bit, or if other 64 bit targets have
56 been selected with --enable-targets, or if --enable-64-bit-bfd. */
57 #define BFD_ARCH_SIZE 64
59 /* The word size of the default bfd target. */
60 #define BFD_DEFAULT_TARGET_SIZE 32
62 #define BFD_HOST_64BIT_LONG 1
63 #define BFD_HOST_64_BIT long
64 #define BFD_HOST_U_64_BIT unsigned long
66 #if BFD_ARCH_SIZE >= 64
72 #define INLINE __inline__
78 /* forward declaration */
79 typedef struct _bfd bfd;
81 /* To squelch erroneous compiler warnings ("illegal pointer
82 combination") from the SVR3 compiler, we would like to typedef
83 boolean to int (it doesn't like functions which return boolean.
84 Making sure they are never implicitly declared to return int
85 doesn't seem to help). But this file is not configured based on
87 /* General rules: functions which are boolean return true on success
88 and false on failure (unless they're a predicate). -- bfd.doc */
89 /* I'm sure this is going to break something and someone is going to
90 force me to change it. */
91 /* typedef enum boolean {false, true} boolean; */
92 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
93 /* It gets worse if the host also defines a true/false enum... -sts */
94 /* And even worse if your compiler has built-in boolean types... -law */
95 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
96 #define TRUE_FALSE_ALREADY_DEFINED
99 /* Pre-emptive strike - get the file with the enum. */
101 #define TRUE_FALSE_ALREADY_DEFINED
103 #ifndef TRUE_FALSE_ALREADY_DEFINED
104 typedef enum bfd_boolean {false, true} boolean;
105 #define BFD_TRUE_FALSE
107 /* Use enum names that will appear nowhere else. */
108 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
111 /* Support for different sizes of target format ints and addresses.
112 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
113 set to 1 above. Otherwise, if gcc is being used, this code will
114 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
117 #ifndef BFD_HOST_64_BIT
118 # if BFD_HOST_64BIT_LONG
119 # define BFD_HOST_64_BIT long
120 # define BFD_HOST_U_64_BIT unsigned long
124 # define BFD_HOST_64_BIT long long
125 # define BFD_HOST_U_64_BIT unsigned long long
126 # endif /* __GNUC__ >= 2 */
127 # endif /* ! defined (__GNUC__) */
128 # endif /* ! BFD_HOST_64BIT_LONG */
129 #endif /* ! defined (BFD_HOST_64_BIT) */
133 #ifndef BFD_HOST_64_BIT
134 #error No 64 bit integer type available
135 #endif /* ! defined (BFD_HOST_64_BIT) */
137 typedef BFD_HOST_U_64_BIT bfd_vma;
138 typedef BFD_HOST_64_BIT bfd_signed_vma;
139 typedef BFD_HOST_U_64_BIT bfd_size_type;
140 typedef BFD_HOST_U_64_BIT symvalue;
143 #if BFD_HOST_64BIT_LONG
144 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
145 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
147 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
148 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
149 #define fprintf_vma(s,x) \
150 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
151 #define sprintf_vma(s,x) \
152 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
156 #else /* not BFD64 */
158 /* Represent a target address. Also used as a generic unsigned type
159 which is guaranteed to be big enough to hold any arithmetic types
160 we need to deal with. */
161 typedef unsigned long bfd_vma;
163 /* A generic signed type which is guaranteed to be big enough to hold any
164 arithmetic types we need to deal with. Can be assumed to be compatible
165 with bfd_vma in the same way that signed and unsigned ints are compatible
166 (as parameters, in assignment, etc). */
167 typedef long bfd_signed_vma;
169 typedef unsigned long symvalue;
170 typedef unsigned long bfd_size_type;
172 /* Print a bfd_vma x on stream s. */
173 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
174 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
176 #endif /* not BFD64 */
178 /* A pointer to a position in a file. */
179 /* FIXME: This should be using off_t from <sys/types.h>.
180 For now, try to avoid breaking stuff by not including <sys/types.h> here.
181 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
182 Probably the best long-term answer is to avoid using file_ptr AND off_t
183 in this header file, and to handle this in the BFD implementation
184 rather than in its interface. */
185 /* typedef off_t file_ptr; */
186 typedef bfd_signed_vma file_ptr;
187 typedef bfd_vma ufile_ptr;
189 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
190 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
192 #define printf_vma(x) fprintf_vma(stdout,x)
193 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
195 typedef unsigned int flagword; /* 32 bits of flags */
196 typedef unsigned char bfd_byte;
200 typedef enum bfd_format {
201 bfd_unknown = 0, /* file format is unknown */
202 bfd_object, /* linker/assember/compiler output */
203 bfd_archive, /* object archive file */
204 bfd_core, /* core dump */
205 bfd_type_end} /* marks the end; don't use it! */
208 /* Values that may appear in the flags field of a BFD. These also
209 appear in the object_flags field of the bfd_target structure, where
210 they indicate the set of flags used by that backend (not all flags
211 are meaningful for all object file formats) (FIXME: at the moment,
212 the object_flags values have mostly just been copied from backend
213 to another, and are not necessarily correct). */
216 #define BFD_NO_FLAGS 0x00
218 /* BFD contains relocation entries. */
219 #define HAS_RELOC 0x01
221 /* BFD is directly executable. */
224 /* BFD has line number information (basically used for F_LNNO in a
226 #define HAS_LINENO 0x04
228 /* BFD has debugging information. */
229 #define HAS_DEBUG 0x08
231 /* BFD has symbols. */
232 #define HAS_SYMS 0x10
234 /* BFD has local symbols (basically used for F_LSYMS in a COFF
236 #define HAS_LOCALS 0x20
238 /* BFD is a dynamic object. */
241 /* Text section is write protected (if D_PAGED is not set, this is
242 like an a.out NMAGIC file) (the linker sets this by default, but
243 clears it for -r or -N). */
246 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
247 linker sets this by default, but clears it for -r or -n or -N). */
248 #define D_PAGED 0x100
250 /* BFD is relaxable (this means that bfd_relax_section may be able to
251 do something) (sometimes bfd_relax_section can do something even if
253 #define BFD_IS_RELAXABLE 0x200
255 /* This may be set before writing out a BFD to request using a
256 traditional format. For example, this is used to request that when
257 writing out an a.out object the symbols not be hashed to eliminate
259 #define BFD_TRADITIONAL_FORMAT 0x400
261 /* This flag indicates that the BFD contents are actually cached in
262 memory. If this is set, iostream points to a bfd_in_memory struct. */
263 #define BFD_IN_MEMORY 0x800
265 /* symbols and relocation */
267 /* A count of carsyms (canonical archive symbols). */
268 typedef unsigned long symindex;
270 /* How to perform a relocation. */
271 typedef const struct reloc_howto_struct reloc_howto_type;
273 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
275 /* General purpose part of a symbol X;
276 target specific parts are in libcoff.h, libaout.h, etc. */
278 #define bfd_get_section(x) ((x)->section)
279 #define bfd_get_output_section(x) ((x)->section->output_section)
280 #define bfd_set_section(x,y) ((x)->section) = (y)
281 #define bfd_asymbol_base(x) ((x)->section->vma)
282 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
283 #define bfd_asymbol_name(x) ((x)->name)
284 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
285 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
286 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
288 /* A canonical archive symbol. */
289 /* This is a type pun with struct ranlib on purpose! */
290 typedef struct carsym {
292 file_ptr file_offset; /* look here to find the file */
293 } carsym; /* to make these you call a carsymogen */
295 /* Used in generating armaps (archive tables of contents).
296 Perhaps just a forward definition would do? */
297 struct orl { /* output ranlib */
298 char **name; /* symbol name */
302 } u; /* bfd* or file position */
303 int namidx; /* index into string table */
306 /* Linenumber stuff */
307 typedef struct lineno_cache_entry {
308 unsigned int line_number; /* Linenumber from start of function*/
310 struct symbol_cache_entry *sym; /* Function name */
311 bfd_vma offset; /* Offset into section */
315 /* object and core file sections */
317 #define align_power(addr, align) \
318 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
320 typedef struct sec *sec_ptr;
322 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
323 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
324 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
325 #define bfd_section_name(bfd, ptr) ((ptr)->name)
326 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
327 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
328 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
329 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
330 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
331 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
333 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
335 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
336 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
337 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
339 typedef struct stat stat_type;
341 typedef enum bfd_print_symbol
343 bfd_print_symbol_name,
344 bfd_print_symbol_more,
346 } bfd_print_symbol_type;
348 /* Information about a symbol that nm needs. */
350 typedef struct _symbol_info
354 const char *name; /* Symbol name. */
355 unsigned char stab_type; /* Stab type. */
356 char stab_other; /* Stab other. */
357 short stab_desc; /* Stab desc. */
358 const char *stab_name; /* String for stab type. */
361 /* Get the name of a stabs type code. */
363 extern const char *bfd_get_stab_name PARAMS ((int));
365 /* Hash table routines. There is no way to free up a hash table. */
367 /* An element in the hash table. Most uses will actually use a larger
368 structure, and an instance of this will be the first field. */
370 struct bfd_hash_entry
372 /* Next entry for this hash code. */
373 struct bfd_hash_entry *next;
374 /* String being hashed. */
376 /* Hash code. This is the full hash code, not the index into the
383 struct bfd_hash_table
385 /* The hash array. */
386 struct bfd_hash_entry **table;
387 /* The number of slots in the hash table. */
389 /* A function used to create new elements in the hash table. The
390 first entry is itself a pointer to an element. When this
391 function is first invoked, this pointer will be NULL. However,
392 having the pointer permits a hierarchy of method functions to be
393 built each of which calls the function in the superclass. Thus
394 each function should be written to allocate a new block of memory
395 only if the argument is NULL. */
396 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
397 struct bfd_hash_table *,
399 /* An objalloc for this hash table. This is a struct objalloc *,
400 but we use PTR to avoid requiring the inclusion of objalloc.h. */
404 /* Initialize a hash table. */
405 extern boolean bfd_hash_table_init
406 PARAMS ((struct bfd_hash_table *,
407 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
408 struct bfd_hash_table *,
411 /* Initialize a hash table specifying a size. */
412 extern boolean bfd_hash_table_init_n
413 PARAMS ((struct bfd_hash_table *,
414 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
415 struct bfd_hash_table *,
419 /* Free up a hash table. */
420 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
422 /* Look up a string in a hash table. If CREATE is true, a new entry
423 will be created for this string if one does not already exist. The
424 COPY argument must be true if this routine should copy the string
425 into newly allocated memory when adding an entry. */
426 extern struct bfd_hash_entry *bfd_hash_lookup
427 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
430 /* Replace an entry in a hash table. */
431 extern void bfd_hash_replace
432 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
433 struct bfd_hash_entry *nw));
435 /* Base method for creating a hash table entry. */
436 extern struct bfd_hash_entry *bfd_hash_newfunc
437 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
440 /* Grab some space for a hash table entry. */
441 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
444 /* Traverse a hash table in a random order, calling a function on each
445 element. If the function returns false, the traversal stops. The
446 INFO argument is passed to the function. */
447 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
448 boolean (*) (struct bfd_hash_entry *,
452 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
454 /* User program access to BFD facilities */
456 /* Direct I/O routines, for programs which know more about the object
457 file than BFD does. Use higher level routines if possible. */
459 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
460 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
461 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
462 extern ufile_ptr bfd_tell PARAMS ((bfd *));
463 extern int bfd_flush PARAMS ((bfd *));
464 extern int bfd_stat PARAMS ((bfd *, struct stat *));
466 /* Deprecated old routines. */
468 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
469 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
470 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
471 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
472 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
473 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
475 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
476 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
477 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
478 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
479 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
480 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
482 extern void warn_deprecated
483 PARAMS ((const char *, const char *, int, const char *));
485 /* Cast from const char * to char * so that caller can assign to
486 a char * without a warning. */
487 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
488 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
489 #define bfd_get_format(abfd) ((abfd)->format)
490 #define bfd_get_target(abfd) ((abfd)->xvec->name)
491 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
492 #define bfd_family_coff(abfd) \
493 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
494 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
495 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
496 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
497 #define bfd_header_big_endian(abfd) \
498 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
499 #define bfd_header_little_endian(abfd) \
500 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
501 #define bfd_get_file_flags(abfd) ((abfd)->flags)
502 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
503 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
504 #define bfd_my_archive(abfd) ((abfd)->my_archive)
505 #define bfd_has_map(abfd) ((abfd)->has_armap)
507 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
508 #define bfd_usrdata(abfd) ((abfd)->usrdata)
510 #define bfd_get_start_address(abfd) ((abfd)->start_address)
511 #define bfd_get_symcount(abfd) ((abfd)->symcount)
512 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
513 #define bfd_count_sections(abfd) ((abfd)->section_count)
515 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
517 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
519 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
520 /* NB: This declaration should match the autogenerated one in libbfd.h. */
522 extern boolean bfd_record_phdr
523 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
524 boolean, boolean, unsigned int, struct sec **));
526 /* Byte swapping routines. */
528 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
529 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
530 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
531 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
532 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
533 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
534 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
535 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
536 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
537 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
538 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
539 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
540 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
541 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
542 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
543 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
544 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
545 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
547 /* Byte swapping routines which take size and endiannes as arguments. */
549 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
550 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
552 /* Externally visible ECOFF routines. */
554 #if defined(__STDC__) || defined(ALMOST_STDC)
555 struct ecoff_debug_info;
556 struct ecoff_debug_swap;
558 struct symbol_cache_entry;
559 struct bfd_link_info;
560 struct bfd_link_hash_entry;
561 struct bfd_elf_version_tree;
563 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
564 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
565 extern boolean bfd_ecoff_set_regmasks
566 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
567 unsigned long *cprmask));
568 extern PTR bfd_ecoff_debug_init
569 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
570 const struct ecoff_debug_swap *output_swap,
571 struct bfd_link_info *));
572 extern void bfd_ecoff_debug_free
573 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
574 const struct ecoff_debug_swap *output_swap,
575 struct bfd_link_info *));
576 extern boolean bfd_ecoff_debug_accumulate
577 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
578 const struct ecoff_debug_swap *output_swap,
579 bfd *input_bfd, struct ecoff_debug_info *input_debug,
580 const struct ecoff_debug_swap *input_swap,
581 struct bfd_link_info *));
582 extern boolean bfd_ecoff_debug_accumulate_other
583 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
584 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
585 struct bfd_link_info *));
586 extern boolean bfd_ecoff_debug_externals
587 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
588 const struct ecoff_debug_swap *swap,
589 boolean relocateable,
590 boolean (*get_extr) (struct symbol_cache_entry *,
591 struct ecoff_extr *),
592 void (*set_index) (struct symbol_cache_entry *,
594 extern boolean bfd_ecoff_debug_one_external
595 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
596 const struct ecoff_debug_swap *swap,
597 const char *name, struct ecoff_extr *esym));
598 extern bfd_size_type bfd_ecoff_debug_size
599 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
600 const struct ecoff_debug_swap *swap));
601 extern boolean bfd_ecoff_write_debug
602 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
603 const struct ecoff_debug_swap *swap, file_ptr where));
604 extern boolean bfd_ecoff_write_accumulated_debug
605 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
606 const struct ecoff_debug_swap *swap,
607 struct bfd_link_info *info, file_ptr where));
608 extern boolean bfd_mips_ecoff_create_embedded_relocs
609 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
612 /* Externally visible ELF routines. */
614 struct bfd_link_needed_list
616 struct bfd_link_needed_list *next;
621 extern boolean bfd_elf32_record_link_assignment
622 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
623 extern boolean bfd_elf64_record_link_assignment
624 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
625 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
626 PARAMS ((bfd *, struct bfd_link_info *));
627 extern boolean bfd_elf_get_bfd_needed_list
628 PARAMS ((bfd *, struct bfd_link_needed_list **));
629 extern boolean bfd_elf32_size_dynamic_sections
630 PARAMS ((bfd *, const char *, const char *, const char *,
631 const char * const *, struct bfd_link_info *, struct sec **,
632 struct bfd_elf_version_tree *));
633 extern boolean bfd_elf64_size_dynamic_sections
634 PARAMS ((bfd *, const char *, const char *, const char *,
635 const char * const *, struct bfd_link_info *, struct sec **,
636 struct bfd_elf_version_tree *));
637 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
638 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
639 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
640 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
641 PARAMS ((bfd *, struct bfd_link_info *));
643 /* Return an upper bound on the number of bytes required to store a
644 copy of ABFD's program header table entries. Return -1 if an error
645 occurs; bfd_get_error will return an appropriate code. */
646 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
648 /* Copy ABFD's program header table entries to *PHDRS. The entries
649 will be stored as an array of Elf_Internal_Phdr structures, as
650 defined in include/elf/internal.h. To find out how large the
651 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
653 Return the number of program header table entries read, or -1 if an
654 error occurs; bfd_get_error will return an appropriate code. */
655 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
657 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
658 extern int bfd_get_arch_size PARAMS ((bfd *));
660 /* Return true if address "naturally" sign extends, or -1 if not elf. */
661 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
663 extern boolean bfd_m68k_elf32_create_embedded_relocs
664 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
667 /* SunOS shared library support routines for the linker. */
669 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
670 PARAMS ((bfd *, struct bfd_link_info *));
671 extern boolean bfd_sunos_record_link_assignment
672 PARAMS ((bfd *, struct bfd_link_info *, const char *));
673 extern boolean bfd_sunos_size_dynamic_sections
674 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
677 /* Linux shared library support routines for the linker. */
679 extern boolean bfd_i386linux_size_dynamic_sections
680 PARAMS ((bfd *, struct bfd_link_info *));
681 extern boolean bfd_m68klinux_size_dynamic_sections
682 PARAMS ((bfd *, struct bfd_link_info *));
683 extern boolean bfd_sparclinux_size_dynamic_sections
684 PARAMS ((bfd *, struct bfd_link_info *));
688 struct _bfd_window_internal;
689 typedef struct _bfd_window_internal bfd_window_internal;
691 typedef struct _bfd_window {
692 /* What the user asked for. */
695 /* The actual window used by BFD. Small user-requested read-only
696 regions sharing a page may share a single window into the object
697 file. Read-write versions shouldn't until I've fixed things to
698 keep track of which portions have been claimed by the
699 application; don't want to give the same region back when the
700 application wants two writable copies! */
701 struct _bfd_window_internal *i;
704 extern void bfd_init_window PARAMS ((bfd_window *));
705 extern void bfd_free_window PARAMS ((bfd_window *));
706 extern boolean bfd_get_file_window
707 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
709 /* XCOFF support routines for the linker. */
711 extern boolean bfd_xcoff_link_record_set
712 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
714 extern boolean bfd_xcoff_import_symbol
715 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
716 bfd_vma, const char *, const char *, const char *, unsigned int));
717 extern boolean bfd_xcoff_export_symbol
718 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
719 extern boolean bfd_xcoff_link_count_reloc
720 PARAMS ((bfd *, struct bfd_link_info *, const char *));
721 extern boolean bfd_xcoff_record_link_assignment
722 PARAMS ((bfd *, struct bfd_link_info *, const char *));
723 extern boolean bfd_xcoff_size_dynamic_sections
724 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
725 unsigned long, unsigned long, unsigned long, boolean,
726 int, boolean, boolean, struct sec **));
728 /* Externally visible COFF routines. */
730 #if defined(__STDC__) || defined(ALMOST_STDC)
731 struct internal_syment;
732 union internal_auxent;
735 extern boolean bfd_coff_get_syment
736 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
738 extern boolean bfd_coff_get_auxent
739 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
741 extern boolean bfd_coff_set_symbol_class
742 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
744 extern boolean bfd_m68k_coff_create_embedded_relocs
745 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
748 /* ARM Interworking support. Called from linker. */
749 extern boolean bfd_arm_allocate_interworking_sections
750 PARAMS ((struct bfd_link_info *));
752 extern boolean bfd_arm_process_before_allocation
753 PARAMS ((bfd *, struct bfd_link_info *, int));
755 extern boolean bfd_arm_get_bfd_for_interworking
756 PARAMS ((bfd *, struct bfd_link_info *));
758 /* PE ARM Interworking support. Called from linker. */
759 extern boolean bfd_arm_pe_allocate_interworking_sections
760 PARAMS ((struct bfd_link_info *));
762 extern boolean bfd_arm_pe_process_before_allocation
763 PARAMS ((bfd *, struct bfd_link_info *, int));
765 extern boolean bfd_arm_pe_get_bfd_for_interworking
766 PARAMS ((bfd *, struct bfd_link_info *));
768 /* ELF ARM Interworking support. Called from linker. */
769 extern boolean bfd_elf32_arm_allocate_interworking_sections
770 PARAMS ((struct bfd_link_info *));
772 extern boolean bfd_elf32_arm_process_before_allocation
773 PARAMS ((bfd *, struct bfd_link_info *, int));
775 extern boolean bfd_elf32_arm_get_bfd_for_interworking
776 PARAMS ((bfd *, struct bfd_link_info *));
778 /* TI COFF load page support. */
779 extern void bfd_ticoff_set_section_load_page
780 PARAMS ((struct sec *, int));
782 extern int bfd_ticoff_get_section_load_page
783 PARAMS ((struct sec *));
785 /* And more from the source. */
787 bfd_init PARAMS ((void));
790 bfd_openr PARAMS ((const char *filename, const char *target));
793 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
796 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
799 bfd_openw PARAMS ((const char *filename, const char *target));
802 bfd_close PARAMS ((bfd *abfd));
805 bfd_close_all_done PARAMS ((bfd *));
808 bfd_create PARAMS ((const char *filename, bfd *templ));
811 bfd_make_writable PARAMS ((bfd *abfd));
814 bfd_make_readable PARAMS ((bfd *abfd));
817 /* Byte swapping macros for user section data. */
819 #define bfd_put_8(abfd, val, ptr) \
820 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
821 #define bfd_put_signed_8 \
823 #define bfd_get_8(abfd, ptr) \
824 (*(unsigned char *) (ptr) & 0xff)
825 #define bfd_get_signed_8(abfd, ptr) \
826 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
828 #define bfd_put_16(abfd, val, ptr) \
829 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
830 #define bfd_put_signed_16 \
832 #define bfd_get_16(abfd, ptr) \
833 BFD_SEND(abfd, bfd_getx16, (ptr))
834 #define bfd_get_signed_16(abfd, ptr) \
835 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
837 #define bfd_put_32(abfd, val, ptr) \
838 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
839 #define bfd_put_signed_32 \
841 #define bfd_get_32(abfd, ptr) \
842 BFD_SEND(abfd, bfd_getx32, (ptr))
843 #define bfd_get_signed_32(abfd, ptr) \
844 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
846 #define bfd_put_64(abfd, val, ptr) \
847 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
848 #define bfd_put_signed_64 \
850 #define bfd_get_64(abfd, ptr) \
851 BFD_SEND(abfd, bfd_getx64, (ptr))
852 #define bfd_get_signed_64(abfd, ptr) \
853 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
855 #define bfd_get(bits, abfd, ptr) \
856 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
857 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
858 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
859 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
860 : (abort (), (bfd_vma) - 1))
862 #define bfd_put(bits, abfd, val, ptr) \
863 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
864 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
865 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
866 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
867 : (abort (), (void) 0))
870 /* Byte swapping macros for file header data. */
872 #define bfd_h_put_8(abfd, val, ptr) \
873 bfd_put_8 (abfd, val, ptr)
874 #define bfd_h_put_signed_8(abfd, val, ptr) \
875 bfd_put_8 (abfd, val, ptr)
876 #define bfd_h_get_8(abfd, ptr) \
877 bfd_get_8 (abfd, ptr)
878 #define bfd_h_get_signed_8(abfd, ptr) \
879 bfd_get_signed_8 (abfd, ptr)
881 #define bfd_h_put_16(abfd, val, ptr) \
882 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
883 #define bfd_h_put_signed_16 \
885 #define bfd_h_get_16(abfd, ptr) \
886 BFD_SEND (abfd, bfd_h_getx16, (ptr))
887 #define bfd_h_get_signed_16(abfd, ptr) \
888 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
890 #define bfd_h_put_32(abfd, val, ptr) \
891 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
892 #define bfd_h_put_signed_32 \
894 #define bfd_h_get_32(abfd, ptr) \
895 BFD_SEND (abfd, bfd_h_getx32, (ptr))
896 #define bfd_h_get_signed_32(abfd, ptr) \
897 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
899 #define bfd_h_put_64(abfd, val, ptr) \
900 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
901 #define bfd_h_put_signed_64 \
903 #define bfd_h_get_64(abfd, ptr) \
904 BFD_SEND (abfd, bfd_h_getx64, (ptr))
905 #define bfd_h_get_signed_64(abfd, ptr) \
906 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
908 /* Refinements on the above, which should eventually go away. Save
909 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
911 #define H_PUT_64(abfd, val, where) \
912 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
914 #define H_PUT_32(abfd, val, where) \
915 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
917 #define H_PUT_16(abfd, val, where) \
918 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
920 #define H_PUT_8 bfd_h_put_8
922 #define H_PUT_S64(abfd, val, where) \
923 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
925 #define H_PUT_S32(abfd, val, where) \
926 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
928 #define H_PUT_S16(abfd, val, where) \
929 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
931 #define H_PUT_S8 bfd_h_put_signed_8
933 #define H_GET_64(abfd, where) \
934 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
936 #define H_GET_32(abfd, where) \
937 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
939 #define H_GET_16(abfd, where) \
940 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
942 #define H_GET_8 bfd_h_get_8
944 #define H_GET_S64(abfd, where) \
945 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
947 #define H_GET_S32(abfd, where) \
948 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
950 #define H_GET_S16(abfd, where) \
951 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
953 #define H_GET_S8 bfd_h_get_signed_8
956 /* This structure is used for a comdat section, as in PE. A comdat
957 section is associated with a particular symbol. When the linker
958 sees a comdat section, it keeps only one of the sections with a
959 given name and associated with a given symbol. */
961 struct bfd_comdat_info
963 /* The name of the symbol associated with a comdat section. */
966 /* The local symbol table index of the symbol associated with a
967 comdat section. This is only meaningful to the object file format
968 specific code; it is not an index into the list returned by
969 bfd_canonicalize_symtab. */
975 /* The name of the section; the name isn't a copy, the pointer is
976 the same as that passed to bfd_make_section. */
980 /* A unique sequence number. */
984 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
988 /* The next section in the list belonging to the BFD, or NULL. */
992 /* The field flags contains attributes of the section. Some
993 flags are read in from the object file, and some are
994 synthesized from other information. */
998 #define SEC_NO_FLAGS 0x000
1000 /* Tells the OS to allocate space for this section when loading.
1001 This is clear for a section containing debug information only. */
1002 #define SEC_ALLOC 0x001
1004 /* Tells the OS to load the section from the file when loading.
1005 This is clear for a .bss section. */
1006 #define SEC_LOAD 0x002
1008 /* The section contains data still to be relocated, so there is
1009 some relocation information too. */
1010 #define SEC_RELOC 0x004
1012 /* ELF reserves 4 processor specific bits and 8 operating system
1013 specific bits in sh_flags; at present we can get away with just
1014 one in communicating between the assembler and BFD, but this
1015 isn't a good long-term solution. */
1016 #define SEC_ARCH_BIT_0 0x008
1018 /* A signal to the OS that the section contains read only data. */
1019 #define SEC_READONLY 0x010
1021 /* The section contains code only. */
1022 #define SEC_CODE 0x020
1024 /* The section contains data only. */
1025 #define SEC_DATA 0x040
1027 /* The section will reside in ROM. */
1028 #define SEC_ROM 0x080
1030 /* The section contains constructor information. This section
1031 type is used by the linker to create lists of constructors and
1032 destructors used by <<g++>>. When a back end sees a symbol
1033 which should be used in a constructor list, it creates a new
1034 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1035 the symbol to it, and builds a relocation. To build the lists
1036 of constructors, all the linker has to do is catenate all the
1037 sections called <<__CTOR_LIST__>> and relocate the data
1038 contained within - exactly the operations it would peform on
1040 #define SEC_CONSTRUCTOR 0x100
1042 /* The section is a constructor, and should be placed at the
1043 end of the text, data, or bss section(?). */
1044 #define SEC_CONSTRUCTOR_TEXT 0x1100
1045 #define SEC_CONSTRUCTOR_DATA 0x2100
1046 #define SEC_CONSTRUCTOR_BSS 0x3100
1048 /* The section has contents - a data section could be
1049 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1050 <<SEC_HAS_CONTENTS>> */
1051 #define SEC_HAS_CONTENTS 0x200
1053 /* An instruction to the linker to not output the section
1054 even if it has information which would normally be written. */
1055 #define SEC_NEVER_LOAD 0x400
1057 /* The section is a COFF shared library section. This flag is
1058 only for the linker. If this type of section appears in
1059 the input file, the linker must copy it to the output file
1060 without changing the vma or size. FIXME: Although this
1061 was originally intended to be general, it really is COFF
1062 specific (and the flag was renamed to indicate this). It
1063 might be cleaner to have some more general mechanism to
1064 allow the back end to control what the linker does with
1066 #define SEC_COFF_SHARED_LIBRARY 0x800
1068 /* The section has GOT references. This flag is only for the
1069 linker, and is currently only used by the elf32-hppa back end.
1070 It will be set if global offset table references were detected
1071 in this section, which indicate to the linker that the section
1072 contains PIC code, and must be handled specially when doing a
1074 #define SEC_HAS_GOT_REF 0x4000
1076 /* The section contains common symbols (symbols may be defined
1077 multiple times, the value of a symbol is the amount of
1078 space it requires, and the largest symbol value is the one
1079 used). Most targets have exactly one of these (which we
1080 translate to bfd_com_section_ptr), but ECOFF has two. */
1081 #define SEC_IS_COMMON 0x8000
1083 /* The section contains only debugging information. For
1084 example, this is set for ELF .debug and .stab sections.
1085 strip tests this flag to see if a section can be
1087 #define SEC_DEBUGGING 0x10000
1089 /* The contents of this section are held in memory pointed to
1090 by the contents field. This is checked by bfd_get_section_contents,
1091 and the data is retrieved from memory if appropriate. */
1092 #define SEC_IN_MEMORY 0x20000
1094 /* The contents of this section are to be excluded by the
1095 linker for executable and shared objects unless those
1096 objects are to be further relocated. */
1097 #define SEC_EXCLUDE 0x40000
1099 /* The contents of this section are to be sorted based on the sum of
1100 the symbol and addend values specified by the associated relocation
1101 entries. Entries without associated relocation entries will be
1102 appended to the end of the section in an unspecified order. */
1103 #define SEC_SORT_ENTRIES 0x80000
1105 /* When linking, duplicate sections of the same name should be
1106 discarded, rather than being combined into a single section as
1107 is usually done. This is similar to how common symbols are
1108 handled. See SEC_LINK_DUPLICATES below. */
1109 #define SEC_LINK_ONCE 0x100000
1111 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1112 should handle duplicate sections. */
1113 #define SEC_LINK_DUPLICATES 0x600000
1115 /* This value for SEC_LINK_DUPLICATES means that duplicate
1116 sections with the same name should simply be discarded. */
1117 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1119 /* This value for SEC_LINK_DUPLICATES means that the linker
1120 should warn if there are any duplicate sections, although
1121 it should still only link one copy. */
1122 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1124 /* This value for SEC_LINK_DUPLICATES means that the linker
1125 should warn if any duplicate sections are a different size. */
1126 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1128 /* This value for SEC_LINK_DUPLICATES means that the linker
1129 should warn if any duplicate sections contain different
1131 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1133 /* This section was created by the linker as part of dynamic
1134 relocation or other arcane processing. It is skipped when
1135 going through the first-pass output, trusting that someone
1136 else up the line will take care of it later. */
1137 #define SEC_LINKER_CREATED 0x800000
1139 /* This section should not be subject to garbage collection. */
1140 #define SEC_KEEP 0x1000000
1142 /* This section contains "short" data, and should be placed
1144 #define SEC_SMALL_DATA 0x2000000
1146 /* This section contains data which may be shared with other
1147 executables or shared objects. */
1148 #define SEC_SHARED 0x4000000
1150 /* When a section with this flag is being linked, then if the size of
1151 the input section is less than a page, it should not cross a page
1152 boundary. If the size of the input section is one page or more, it
1153 should be aligned on a page boundary. */
1154 #define SEC_BLOCK 0x8000000
1156 /* Conditionally link this section; do not link if there are no
1157 references found to any symbol in the section. */
1158 #define SEC_CLINK 0x10000000
1160 /* Attempt to merge identical entities in the section.
1161 Entity size is given in the entsize field. */
1162 #define SEC_MERGE 0x20000000
1164 /* If given with SEC_MERGE, entities to merge are zero terminated
1165 strings where entsize specifies character size instead of fixed
1167 #define SEC_STRINGS 0x40000000
1169 /* This section contains data about section groups. */
1170 #define SEC_GROUP 0x80000000
1172 /* End of section flags. */
1174 /* Some internal packed boolean fields. */
1176 /* See the vma field. */
1177 unsigned int user_set_vma : 1;
1179 /* Whether relocations have been processed. */
1180 unsigned int reloc_done : 1;
1182 /* A mark flag used by some of the linker backends. */
1183 unsigned int linker_mark : 1;
1185 /* Another mark flag used by some of the linker backends. Set for
1186 output sections that have an input section. */
1187 unsigned int linker_has_input : 1;
1189 /* A mark flag used by some linker backends for garbage collection. */
1190 unsigned int gc_mark : 1;
1192 /* Used by the ELF code to mark sections which have been allocated
1194 unsigned int segment_mark : 1;
1196 /* End of internal packed boolean fields. */
1198 /* The virtual memory address of the section - where it will be
1199 at run time. The symbols are relocated against this. The
1200 user_set_vma flag is maintained by bfd; if it's not set, the
1201 backend can assign addresses (for example, in <<a.out>>, where
1202 the default address for <<.data>> is dependent on the specific
1203 target and various flags). */
1207 /* The load address of the section - where it would be in a
1208 rom image; really only used for writing section header
1213 /* The size of the section in octets, as it will be output.
1214 Contains a value even if the section has no contents (e.g., the
1215 size of <<.bss>>). This will be filled in after relocation. */
1217 bfd_size_type _cooked_size;
1219 /* The original size on disk of the section, in octets. Normally this
1220 value is the same as the size, but if some relaxing has
1221 been done, then this value will be bigger. */
1223 bfd_size_type _raw_size;
1225 /* If this section is going to be output, then this value is the
1226 offset in *bytes* into the output section of the first byte in the
1227 input section (byte ==> smallest addressable unit on the
1228 target). In most cases, if this was going to start at the
1229 100th octet (8-bit quantity) in the output section, this value
1230 would be 100. However, if the target byte size is 16 bits
1231 (bfd_octets_per_byte is "2"), this value would be 50. */
1233 bfd_vma output_offset;
1235 /* The output section through which to map on output. */
1237 struct sec *output_section;
1239 /* The alignment requirement of the section, as an exponent of 2 -
1240 e.g., 3 aligns to 2^3 (or 8). */
1242 unsigned int alignment_power;
1244 /* If an input section, a pointer to a vector of relocation
1245 records for the data in this section. */
1247 struct reloc_cache_entry *relocation;
1249 /* If an output section, a pointer to a vector of pointers to
1250 relocation records for the data in this section. */
1252 struct reloc_cache_entry **orelocation;
1254 /* The number of relocation records in one of the above */
1256 unsigned reloc_count;
1258 /* Information below is back end specific - and not always used
1261 /* File position of section data. */
1265 /* File position of relocation info. */
1267 file_ptr rel_filepos;
1269 /* File position of line data. */
1271 file_ptr line_filepos;
1273 /* Pointer to data for applications. */
1277 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1279 unsigned char *contents;
1281 /* Attached line number information. */
1285 /* Number of line number records. */
1287 unsigned int lineno_count;
1289 /* Entity size for merging purposes. */
1291 unsigned int entsize;
1293 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1295 struct bfd_comdat_info *comdat;
1297 /* When a section is being output, this value changes as more
1298 linenumbers are written out. */
1300 file_ptr moving_line_filepos;
1302 /* What the section number is in the target world. */
1308 /* If this is a constructor section then here is a list of the
1309 relocations created to relocate items within it. */
1311 struct relent_chain *constructor_chain;
1313 /* The BFD which owns the section. */
1317 /* A symbol which points at this section only */
1318 struct symbol_cache_entry *symbol;
1319 struct symbol_cache_entry **symbol_ptr_ptr;
1321 struct bfd_link_order *link_order_head;
1322 struct bfd_link_order *link_order_tail;
1325 /* These sections are global, and are managed by BFD. The application
1326 and target back end are not permitted to change the values in
1327 these sections. New code should use the section_ptr macros rather
1328 than referring directly to the const sections. The const sections
1329 may eventually vanish. */
1330 #define BFD_ABS_SECTION_NAME "*ABS*"
1331 #define BFD_UND_SECTION_NAME "*UND*"
1332 #define BFD_COM_SECTION_NAME "*COM*"
1333 #define BFD_IND_SECTION_NAME "*IND*"
1335 /* the absolute section */
1336 extern const asection bfd_abs_section;
1337 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1338 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1339 /* Pointer to the undefined section */
1340 extern const asection bfd_und_section;
1341 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1342 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1343 /* Pointer to the common section */
1344 extern const asection bfd_com_section;
1345 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1346 /* Pointer to the indirect section */
1347 extern const asection bfd_ind_section;
1348 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1349 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1351 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1352 extern const struct symbol_cache_entry * const bfd_com_symbol;
1353 extern const struct symbol_cache_entry * const bfd_und_symbol;
1354 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1355 #define bfd_get_section_size_before_reloc(section) \
1356 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1357 : (section)->_raw_size)
1358 #define bfd_get_section_size_after_reloc(section) \
1359 ((section)->reloc_done ? (section)->_cooked_size \
1360 : (abort (), (bfd_size_type) 1))
1362 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1365 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1366 const char *templat,
1370 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1373 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1376 bfd_make_section PARAMS ((bfd *, const char *name));
1379 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1382 bfd_map_over_sections PARAMS ((bfd *abfd,
1383 void (*func) (bfd *abfd,
1389 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1392 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1393 PTR data, file_ptr offset,
1394 bfd_size_type count));
1397 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1398 PTR location, file_ptr offset,
1399 bfd_size_type count));
1402 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1403 bfd *obfd, asection *osec));
1405 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1406 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1407 (ibfd, isection, obfd, osection))
1409 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1411 enum bfd_architecture
1413 bfd_arch_unknown, /* File arch not known */
1414 bfd_arch_obscure, /* Arch known, not one of these */
1415 bfd_arch_m68k, /* Motorola 68xxx */
1416 #define bfd_mach_m68000 1
1417 #define bfd_mach_m68008 2
1418 #define bfd_mach_m68010 3
1419 #define bfd_mach_m68020 4
1420 #define bfd_mach_m68030 5
1421 #define bfd_mach_m68040 6
1422 #define bfd_mach_m68060 7
1423 #define bfd_mach_cpu32 8
1424 #define bfd_mach_mcf5200 9
1425 #define bfd_mach_mcf5206e 10
1426 #define bfd_mach_mcf5307 11
1427 #define bfd_mach_mcf5407 12
1428 bfd_arch_vax, /* DEC Vax */
1429 bfd_arch_i960, /* Intel 960 */
1430 /* The order of the following is important.
1431 lower number indicates a machine type that
1432 only accepts a subset of the instructions
1433 available to machines with higher numbers.
1434 The exception is the "ca", which is
1435 incompatible with all other machines except
1438 #define bfd_mach_i960_core 1
1439 #define bfd_mach_i960_ka_sa 2
1440 #define bfd_mach_i960_kb_sb 3
1441 #define bfd_mach_i960_mc 4
1442 #define bfd_mach_i960_xa 5
1443 #define bfd_mach_i960_ca 6
1444 #define bfd_mach_i960_jx 7
1445 #define bfd_mach_i960_hx 8
1447 bfd_arch_a29k, /* AMD 29000 */
1448 bfd_arch_sparc, /* SPARC */
1449 #define bfd_mach_sparc 1
1450 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1451 #define bfd_mach_sparc_sparclet 2
1452 #define bfd_mach_sparc_sparclite 3
1453 #define bfd_mach_sparc_v8plus 4
1454 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns */
1455 #define bfd_mach_sparc_sparclite_le 6
1456 #define bfd_mach_sparc_v9 7
1457 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns */
1458 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns */
1459 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns */
1460 /* Nonzero if MACH has the v9 instruction set. */
1461 #define bfd_mach_sparc_v9_p(mach) \
1462 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1463 && (mach) != bfd_mach_sparc_sparclite_le)
1464 bfd_arch_mips, /* MIPS Rxxxx */
1465 #define bfd_mach_mips3000 3000
1466 #define bfd_mach_mips3900 3900
1467 #define bfd_mach_mips4000 4000
1468 #define bfd_mach_mips4010 4010
1469 #define bfd_mach_mips4100 4100
1470 #define bfd_mach_mips4111 4111
1471 #define bfd_mach_mips4300 4300
1472 #define bfd_mach_mips4400 4400
1473 #define bfd_mach_mips4600 4600
1474 #define bfd_mach_mips4650 4650
1475 #define bfd_mach_mips5000 5000
1476 #define bfd_mach_mips6000 6000
1477 #define bfd_mach_mips8000 8000
1478 #define bfd_mach_mips10000 10000
1479 #define bfd_mach_mips12000 12000
1480 #define bfd_mach_mips16 16
1481 #define bfd_mach_mips5 5
1482 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1483 #define bfd_mach_mipsisa32 32
1484 #define bfd_mach_mipsisa64 64
1485 bfd_arch_i386, /* Intel 386 */
1486 #define bfd_mach_i386_i386 0
1487 #define bfd_mach_i386_i8086 1
1488 #define bfd_mach_i386_i386_intel_syntax 2
1489 #define bfd_mach_x86_64 3
1490 #define bfd_mach_x86_64_intel_syntax 4
1491 bfd_arch_we32k, /* AT&T WE32xxx */
1492 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1493 bfd_arch_i860, /* Intel 860 */
1494 bfd_arch_i370, /* IBM 360/370 Mainframes */
1495 bfd_arch_romp, /* IBM ROMP PC/RT */
1496 bfd_arch_alliant, /* Alliant */
1497 bfd_arch_convex, /* Convex */
1498 bfd_arch_m88k, /* Motorola 88xxx */
1499 bfd_arch_pyramid, /* Pyramid Technology */
1500 bfd_arch_h8300, /* Hitachi H8/300 */
1501 #define bfd_mach_h8300 1
1502 #define bfd_mach_h8300h 2
1503 #define bfd_mach_h8300s 3
1504 bfd_arch_pdp11, /* DEC PDP-11 */
1505 bfd_arch_powerpc, /* PowerPC */
1506 #define bfd_mach_ppc 0
1507 #define bfd_mach_ppc_403 403
1508 #define bfd_mach_ppc_403gc 4030
1509 #define bfd_mach_ppc_505 505
1510 #define bfd_mach_ppc_601 601
1511 #define bfd_mach_ppc_602 602
1512 #define bfd_mach_ppc_603 603
1513 #define bfd_mach_ppc_ec603e 6031
1514 #define bfd_mach_ppc_604 604
1515 #define bfd_mach_ppc_620 620
1516 #define bfd_mach_ppc_630 630
1517 #define bfd_mach_ppc_750 750
1518 #define bfd_mach_ppc_860 860
1519 #define bfd_mach_ppc_a35 35
1520 #define bfd_mach_ppc_rs64ii 642
1521 #define bfd_mach_ppc_rs64iii 643
1522 #define bfd_mach_ppc_7400 7400
1523 bfd_arch_rs6000, /* IBM RS/6000 */
1524 #define bfd_mach_rs6k 0
1525 #define bfd_mach_rs6k_rs1 6001
1526 #define bfd_mach_rs6k_rsc 6003
1527 #define bfd_mach_rs6k_rs2 6002
1528 bfd_arch_hppa, /* HP PA RISC */
1529 bfd_arch_d10v, /* Mitsubishi D10V */
1530 #define bfd_mach_d10v 0
1531 #define bfd_mach_d10v_ts2 2
1532 #define bfd_mach_d10v_ts3 3
1533 bfd_arch_d30v, /* Mitsubishi D30V */
1534 bfd_arch_m68hc11, /* Motorola 68HC11 */
1535 bfd_arch_m68hc12, /* Motorola 68HC12 */
1536 bfd_arch_z8k, /* Zilog Z8000 */
1537 #define bfd_mach_z8001 1
1538 #define bfd_mach_z8002 2
1539 bfd_arch_h8500, /* Hitachi H8/500 */
1540 bfd_arch_sh, /* Hitachi SH */
1541 #define bfd_mach_sh 0
1542 #define bfd_mach_sh2 0x20
1543 #define bfd_mach_sh_dsp 0x2d
1544 #define bfd_mach_sh3 0x30
1545 #define bfd_mach_sh3_dsp 0x3d
1546 #define bfd_mach_sh3e 0x3e
1547 #define bfd_mach_sh4 0x40
1548 bfd_arch_alpha, /* Dec Alpha */
1549 #define bfd_mach_alpha_ev4 0x10
1550 #define bfd_mach_alpha_ev5 0x20
1551 #define bfd_mach_alpha_ev6 0x30
1552 bfd_arch_arm, /* Advanced Risc Machines ARM */
1553 #define bfd_mach_arm_2 1
1554 #define bfd_mach_arm_2a 2
1555 #define bfd_mach_arm_3 3
1556 #define bfd_mach_arm_3M 4
1557 #define bfd_mach_arm_4 5
1558 #define bfd_mach_arm_4T 6
1559 #define bfd_mach_arm_5 7
1560 #define bfd_mach_arm_5T 8
1561 #define bfd_mach_arm_5TE 9
1562 #define bfd_mach_arm_XScale 10
1563 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1564 bfd_arch_w65, /* WDC 65816 */
1565 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1566 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1567 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1568 bfd_arch_v850, /* NEC V850 */
1569 #define bfd_mach_v850 0
1570 #define bfd_mach_v850e 'E'
1571 #define bfd_mach_v850ea 'A'
1572 bfd_arch_arc, /* ARC Cores */
1573 #define bfd_mach_arc_5 0
1574 #define bfd_mach_arc_6 1
1575 #define bfd_mach_arc_7 2
1576 #define bfd_mach_arc_8 3
1577 bfd_arch_m32r, /* Mitsubishi M32R/D */
1578 #define bfd_mach_m32r 0 /* backwards compatibility */
1579 #define bfd_mach_m32rx 'x'
1580 bfd_arch_mn10200, /* Matsushita MN10200 */
1581 bfd_arch_mn10300, /* Matsushita MN10300 */
1582 #define bfd_mach_mn10300 300
1583 #define bfd_mach_am33 330
1585 #define bfd_mach_fr30 0x46523330
1587 bfd_arch_ia64, /* HP/Intel ia64 */
1588 #define bfd_mach_ia64_elf64 0
1589 #define bfd_mach_ia64_elf32 1
1591 bfd_arch_avr, /* Atmel AVR microcontrollers */
1592 #define bfd_mach_avr1 1
1593 #define bfd_mach_avr2 2
1594 #define bfd_mach_avr3 3
1595 #define bfd_mach_avr4 4
1596 #define bfd_mach_avr5 5
1597 bfd_arch_cris, /* Axis CRIS */
1598 bfd_arch_s390, /* IBM s390 */
1599 #define bfd_mach_s390_esa 0
1600 #define bfd_mach_s390_esame 1
1601 bfd_arch_openrisc, /* OpenRISC */
1605 typedef struct bfd_arch_info
1608 int bits_per_address;
1610 enum bfd_architecture arch;
1612 const char *arch_name;
1613 const char *printable_name;
1614 unsigned int section_align_power;
1615 /* True if this is the default machine for the architecture. */
1616 boolean the_default;
1617 const struct bfd_arch_info * (*compatible)
1618 PARAMS ((const struct bfd_arch_info *a,
1619 const struct bfd_arch_info *b));
1621 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1623 const struct bfd_arch_info *next;
1624 } bfd_arch_info_type;
1626 bfd_printable_name PARAMS ((bfd *abfd));
1628 const bfd_arch_info_type *
1629 bfd_scan_arch PARAMS ((const char *string));
1632 bfd_arch_list PARAMS ((void));
1634 const bfd_arch_info_type *
1635 bfd_arch_get_compatible PARAMS ((
1640 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1642 enum bfd_architecture
1643 bfd_get_arch PARAMS ((bfd *abfd));
1646 bfd_get_mach PARAMS ((bfd *abfd));
1649 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1652 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1654 const bfd_arch_info_type *
1655 bfd_get_arch_info PARAMS ((bfd *abfd));
1657 const bfd_arch_info_type *
1658 bfd_lookup_arch PARAMS ((enum bfd_architecture
1660 unsigned long machine));
1663 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1666 bfd_octets_per_byte PARAMS ((bfd *abfd));
1669 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1670 unsigned long machine));
1672 typedef enum bfd_reloc_status
1674 /* No errors detected */
1677 /* The relocation was performed, but there was an overflow. */
1680 /* The address to relocate was not within the section supplied. */
1681 bfd_reloc_outofrange,
1683 /* Used by special functions */
1686 /* Unsupported relocation size requested. */
1687 bfd_reloc_notsupported,
1692 /* The symbol to relocate against was undefined. */
1693 bfd_reloc_undefined,
1695 /* The relocation was performed, but may not be ok - presently
1696 generated only when linking i960 coff files with i960 b.out
1697 symbols. If this type is returned, the error_message argument
1698 to bfd_perform_relocation will be set. */
1701 bfd_reloc_status_type;
1704 typedef struct reloc_cache_entry
1706 /* A pointer into the canonical table of pointers */
1707 struct symbol_cache_entry **sym_ptr_ptr;
1709 /* offset in section */
1710 bfd_size_type address;
1712 /* addend for relocation value */
1715 /* Pointer to how to perform the required relocation */
1716 reloc_howto_type *howto;
1719 enum complain_overflow
1721 /* Do not complain on overflow. */
1722 complain_overflow_dont,
1724 /* Complain if the bitfield overflows, whether it is considered
1725 as signed or unsigned. */
1726 complain_overflow_bitfield,
1728 /* Complain if the value overflows when considered as signed
1730 complain_overflow_signed,
1732 /* Complain if the value overflows when considered as an
1734 complain_overflow_unsigned
1737 struct reloc_howto_struct
1739 /* The type field has mainly a documentary use - the back end can
1740 do what it wants with it, though normally the back end's
1741 external idea of what a reloc number is stored
1742 in this field. For example, a PC relative word relocation
1743 in a coff environment has the type 023 - because that's
1744 what the outside world calls a R_PCRWORD reloc. */
1747 /* The value the final relocation is shifted right by. This drops
1748 unwanted data from the relocation. */
1749 unsigned int rightshift;
1751 /* The size of the item to be relocated. This is *not* a
1752 power-of-two measure. To get the number of bytes operated
1753 on by a type of relocation, use bfd_get_reloc_size. */
1756 /* The number of bits in the item to be relocated. This is used
1757 when doing overflow checking. */
1758 unsigned int bitsize;
1760 /* Notes that the relocation is relative to the location in the
1761 data section of the addend. The relocation function will
1762 subtract from the relocation value the address of the location
1764 boolean pc_relative;
1766 /* The bit position of the reloc value in the destination.
1767 The relocated value is left shifted by this amount. */
1768 unsigned int bitpos;
1770 /* What type of overflow error should be checked for when
1772 enum complain_overflow complain_on_overflow;
1774 /* If this field is non null, then the supplied function is
1775 called rather than the normal function. This allows really
1776 strange relocation methods to be accomodated (e.g., i960 callj
1778 bfd_reloc_status_type (*special_function)
1779 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1782 /* The textual name of the relocation type. */
1785 /* Some formats record a relocation addend in the section contents
1786 rather than with the relocation. For ELF formats this is the
1787 distinction between USE_REL and USE_RELA (though the code checks
1788 for USE_REL == 1/0). The value of this field is TRUE if the
1789 addend is recorded with the section contents; when performing a
1790 partial link (ld -r) the section contents (the data) will be
1791 modified. The value of this field is FALSE if addends are
1792 recorded with the relocation (in arelent.addend); when performing
1793 a partial link the relocation will be modified.
1794 All relocations for all ELF USE_RELA targets should set this field
1795 to FALSE (values of TRUE should be looked on with suspicion).
1796 However, the converse is not true: not all relocations of all ELF
1797 USE_REL targets set this field to TRUE. Why this is so is peculiar
1798 to each particular target. For relocs that aren't used in partial
1799 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1800 boolean partial_inplace;
1802 /* The src_mask selects which parts of the read in data
1803 are to be used in the relocation sum. E.g., if this was an 8 bit
1804 byte of data which we read and relocated, this would be
1805 0x000000ff. When we have relocs which have an addend, such as
1806 sun4 extended relocs, the value in the offset part of a
1807 relocating field is garbage so we never use it. In this case
1808 the mask would be 0x00000000. */
1811 /* The dst_mask selects which parts of the instruction are replaced
1812 into the instruction. In most cases src_mask == dst_mask,
1813 except in the above special case, where dst_mask would be
1814 0x000000ff, and src_mask would be 0x00000000. */
1817 /* When some formats create PC relative instructions, they leave
1818 the value of the pc of the place being relocated in the offset
1819 slot of the instruction, so that a PC relative relocation can
1820 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1821 Some formats leave the displacement part of an instruction
1822 empty (e.g., m88k bcs); this flag signals the fact. */
1823 boolean pcrel_offset;
1825 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1826 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1827 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1828 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1829 NAME, false, 0, 0, IN)
1831 #define EMPTY_HOWTO(C) \
1832 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1833 NULL, false, 0, 0, false)
1835 #define HOWTO_PREPARE(relocation, symbol) \
1837 if (symbol != (asymbol *) NULL) \
1839 if (bfd_is_com_section (symbol->section)) \
1845 relocation = symbol->value; \
1850 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1852 typedef struct relent_chain
1855 struct relent_chain *next;
1857 bfd_reloc_status_type
1858 bfd_check_overflow PARAMS ((enum complain_overflow how,
1859 unsigned int bitsize,
1860 unsigned int rightshift,
1861 unsigned int addrsize,
1862 bfd_vma relocation));
1864 bfd_reloc_status_type
1865 bfd_perform_relocation PARAMS ((bfd *abfd,
1866 arelent *reloc_entry,
1868 asection *input_section,
1870 char **error_message));
1872 bfd_reloc_status_type
1873 bfd_install_relocation PARAMS ((bfd *abfd,
1874 arelent *reloc_entry,
1875 PTR data, bfd_vma data_start,
1876 asection *input_section,
1877 char **error_message));
1879 enum bfd_reloc_code_real {
1880 _dummy_first_bfd_reloc_code_real,
1883 /* Basic absolute relocations of N bits. */
1892 /* PC-relative relocations. Sometimes these are relative to the address
1893 of the relocation itself; sometimes they are relative to the start of
1894 the section containing the relocation. It depends on the specific target.
1896 The 24-bit relocation is used in some Intel 960 configurations. */
1905 BFD_RELOC_32_GOT_PCREL,
1906 BFD_RELOC_16_GOT_PCREL,
1907 BFD_RELOC_8_GOT_PCREL,
1908 BFD_RELOC_32_GOTOFF,
1909 BFD_RELOC_16_GOTOFF,
1910 BFD_RELOC_LO16_GOTOFF,
1911 BFD_RELOC_HI16_GOTOFF,
1912 BFD_RELOC_HI16_S_GOTOFF,
1914 BFD_RELOC_64_PLT_PCREL,
1915 BFD_RELOC_32_PLT_PCREL,
1916 BFD_RELOC_24_PLT_PCREL,
1917 BFD_RELOC_16_PLT_PCREL,
1918 BFD_RELOC_8_PLT_PCREL,
1919 BFD_RELOC_64_PLTOFF,
1920 BFD_RELOC_32_PLTOFF,
1921 BFD_RELOC_16_PLTOFF,
1922 BFD_RELOC_LO16_PLTOFF,
1923 BFD_RELOC_HI16_PLTOFF,
1924 BFD_RELOC_HI16_S_PLTOFF,
1927 /* Relocations used by 68K ELF. */
1928 BFD_RELOC_68K_GLOB_DAT,
1929 BFD_RELOC_68K_JMP_SLOT,
1930 BFD_RELOC_68K_RELATIVE,
1932 /* Linkage-table relative. */
1933 BFD_RELOC_32_BASEREL,
1934 BFD_RELOC_16_BASEREL,
1935 BFD_RELOC_LO16_BASEREL,
1936 BFD_RELOC_HI16_BASEREL,
1937 BFD_RELOC_HI16_S_BASEREL,
1938 BFD_RELOC_8_BASEREL,
1941 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
1944 /* These PC-relative relocations are stored as word displacements --
1945 i.e., byte displacements shifted right two bits. The 30-bit word
1946 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
1947 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
1948 signed 16-bit displacement is used on the MIPS, and the 23-bit
1949 displacement is used on the Alpha. */
1950 BFD_RELOC_32_PCREL_S2,
1951 BFD_RELOC_16_PCREL_S2,
1952 BFD_RELOC_23_PCREL_S2,
1954 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
1955 the target word. These are used on the SPARC. */
1959 /* For systems that allocate a Global Pointer register, these are
1960 displacements off that register. These relocation types are
1961 handled specially, because the value the register will have is
1962 decided relatively late. */
1966 /* Reloc types used for i960/b.out. */
1967 BFD_RELOC_I960_CALLJ,
1969 /* SPARC ELF relocations. There is probably some overlap with other
1970 relocation types already defined. */
1972 BFD_RELOC_SPARC_WDISP22,
1975 BFD_RELOC_SPARC_GOT10,
1976 BFD_RELOC_SPARC_GOT13,
1977 BFD_RELOC_SPARC_GOT22,
1978 BFD_RELOC_SPARC_PC10,
1979 BFD_RELOC_SPARC_PC22,
1980 BFD_RELOC_SPARC_WPLT30,
1981 BFD_RELOC_SPARC_COPY,
1982 BFD_RELOC_SPARC_GLOB_DAT,
1983 BFD_RELOC_SPARC_JMP_SLOT,
1984 BFD_RELOC_SPARC_RELATIVE,
1985 BFD_RELOC_SPARC_UA16,
1986 BFD_RELOC_SPARC_UA32,
1987 BFD_RELOC_SPARC_UA64,
1989 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
1990 BFD_RELOC_SPARC_BASE13,
1991 BFD_RELOC_SPARC_BASE22,
1993 /* SPARC64 relocations */
1994 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
1997 BFD_RELOC_SPARC_OLO10,
1998 BFD_RELOC_SPARC_HH22,
1999 BFD_RELOC_SPARC_HM10,
2000 BFD_RELOC_SPARC_LM22,
2001 BFD_RELOC_SPARC_PC_HH22,
2002 BFD_RELOC_SPARC_PC_HM10,
2003 BFD_RELOC_SPARC_PC_LM22,
2004 BFD_RELOC_SPARC_WDISP16,
2005 BFD_RELOC_SPARC_WDISP19,
2009 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2010 BFD_RELOC_SPARC_PLT64,
2011 BFD_RELOC_SPARC_HIX22,
2012 BFD_RELOC_SPARC_LOX10,
2013 BFD_RELOC_SPARC_H44,
2014 BFD_RELOC_SPARC_M44,
2015 BFD_RELOC_SPARC_L44,
2016 BFD_RELOC_SPARC_REGISTER,
2018 /* SPARC little endian relocation */
2019 BFD_RELOC_SPARC_REV32,
2021 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2022 "addend" in some special way.
2023 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2024 writing; when reading, it will be the absolute section symbol. The
2025 addend is the displacement in bytes of the "lda" instruction from
2026 the "ldah" instruction (which is at the address of this reloc). */
2027 BFD_RELOC_ALPHA_GPDISP_HI16,
2029 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2030 with GPDISP_HI16 relocs. The addend is ignored when writing the
2031 relocations out, and is filled in with the file's GP value on
2032 reading, for convenience. */
2033 BFD_RELOC_ALPHA_GPDISP_LO16,
2035 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2036 relocation except that there is no accompanying GPDISP_LO16
2038 BFD_RELOC_ALPHA_GPDISP,
2040 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2041 the assembler turns it into a LDQ instruction to load the address of
2042 the symbol, and then fills in a register in the real instruction.
2044 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2045 section symbol. The addend is ignored when writing, but is filled
2046 in with the file's GP value on reading, for convenience, as with the
2049 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2050 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2051 but it generates output not based on the position within the .got
2052 section, but relative to the GP value chosen for the file during the
2055 The LITUSE reloc, on the instruction using the loaded address, gives
2056 information to the linker that it might be able to use to optimize
2057 away some literal section references. The symbol is ignored (read
2058 as the absolute section symbol), and the "addend" indicates the type
2059 of instruction using the register:
2060 1 - "memory" fmt insn
2061 2 - byte-manipulation (byte offset reg)
2062 3 - jsr (target of branch) */
2063 BFD_RELOC_ALPHA_LITERAL,
2064 BFD_RELOC_ALPHA_ELF_LITERAL,
2065 BFD_RELOC_ALPHA_LITUSE,
2067 /* The HINT relocation indicates a value that should be filled into the
2068 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2069 prediction logic which may be provided on some processors. */
2070 BFD_RELOC_ALPHA_HINT,
2072 /* The LINKAGE relocation outputs a linkage pair in the object file,
2073 which is filled by the linker. */
2074 BFD_RELOC_ALPHA_LINKAGE,
2076 /* The CODEADDR relocation outputs a STO_CA in the object file,
2077 which is filled by the linker. */
2078 BFD_RELOC_ALPHA_CODEADDR,
2080 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2082 BFD_RELOC_ALPHA_GPREL_HI16,
2083 BFD_RELOC_ALPHA_GPREL_LO16,
2085 /* Bits 27..2 of the relocation address shifted right 2 bits;
2086 simple reloc otherwise. */
2089 /* The MIPS16 jump instruction. */
2090 BFD_RELOC_MIPS16_JMP,
2092 /* MIPS16 GP relative reloc. */
2093 BFD_RELOC_MIPS16_GPREL,
2095 /* High 16 bits of 32-bit value; simple reloc. */
2098 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2099 extended and added to form the final result. If the low 16
2100 bits form a negative number, we need to add one to the high value
2101 to compensate for the borrow when the low bits are added. */
2107 /* Like BFD_RELOC_HI16_S, but PC relative. */
2108 BFD_RELOC_PCREL_HI16_S,
2110 /* Like BFD_RELOC_LO16, but PC relative. */
2111 BFD_RELOC_PCREL_LO16,
2113 /* Relocation relative to the global pointer. */
2114 #define BFD_RELOC_MIPS_GPREL BFD_RELOC_GPREL16
2116 /* Relocation against a MIPS literal section. */
2117 BFD_RELOC_MIPS_LITERAL,
2119 /* MIPS ELF relocations. */
2120 BFD_RELOC_MIPS_GOT16,
2121 BFD_RELOC_MIPS_CALL16,
2122 #define BFD_RELOC_MIPS_GPREL32 BFD_RELOC_GPREL32
2123 BFD_RELOC_MIPS_GOT_HI16,
2124 BFD_RELOC_MIPS_GOT_LO16,
2125 BFD_RELOC_MIPS_CALL_HI16,
2126 BFD_RELOC_MIPS_CALL_LO16,
2128 BFD_RELOC_MIPS_GOT_PAGE,
2129 BFD_RELOC_MIPS_GOT_OFST,
2130 BFD_RELOC_MIPS_GOT_DISP,
2131 BFD_RELOC_MIPS_SHIFT5,
2132 BFD_RELOC_MIPS_SHIFT6,
2133 BFD_RELOC_MIPS_INSERT_A,
2134 BFD_RELOC_MIPS_INSERT_B,
2135 BFD_RELOC_MIPS_DELETE,
2136 BFD_RELOC_MIPS_HIGHEST,
2137 BFD_RELOC_MIPS_HIGHER,
2138 BFD_RELOC_MIPS_SCN_DISP,
2139 BFD_RELOC_MIPS_REL16,
2140 BFD_RELOC_MIPS_RELGOT,
2141 BFD_RELOC_MIPS_JALR,
2144 /* i386/elf relocations */
2145 BFD_RELOC_386_GOT32,
2146 BFD_RELOC_386_PLT32,
2148 BFD_RELOC_386_GLOB_DAT,
2149 BFD_RELOC_386_JUMP_SLOT,
2150 BFD_RELOC_386_RELATIVE,
2151 BFD_RELOC_386_GOTOFF,
2152 BFD_RELOC_386_GOTPC,
2154 /* x86-64/elf relocations */
2155 BFD_RELOC_X86_64_GOT32,
2156 BFD_RELOC_X86_64_PLT32,
2157 BFD_RELOC_X86_64_COPY,
2158 BFD_RELOC_X86_64_GLOB_DAT,
2159 BFD_RELOC_X86_64_JUMP_SLOT,
2160 BFD_RELOC_X86_64_RELATIVE,
2161 BFD_RELOC_X86_64_GOTPCREL,
2162 BFD_RELOC_X86_64_32S,
2164 /* ns32k relocations */
2165 BFD_RELOC_NS32K_IMM_8,
2166 BFD_RELOC_NS32K_IMM_16,
2167 BFD_RELOC_NS32K_IMM_32,
2168 BFD_RELOC_NS32K_IMM_8_PCREL,
2169 BFD_RELOC_NS32K_IMM_16_PCREL,
2170 BFD_RELOC_NS32K_IMM_32_PCREL,
2171 BFD_RELOC_NS32K_DISP_8,
2172 BFD_RELOC_NS32K_DISP_16,
2173 BFD_RELOC_NS32K_DISP_32,
2174 BFD_RELOC_NS32K_DISP_8_PCREL,
2175 BFD_RELOC_NS32K_DISP_16_PCREL,
2176 BFD_RELOC_NS32K_DISP_32_PCREL,
2178 /* PDP11 relocations */
2179 BFD_RELOC_PDP11_DISP_8_PCREL,
2180 BFD_RELOC_PDP11_DISP_6_PCREL,
2182 /* Picojava relocs. Not all of these appear in object files. */
2183 BFD_RELOC_PJ_CODE_HI16,
2184 BFD_RELOC_PJ_CODE_LO16,
2185 BFD_RELOC_PJ_CODE_DIR16,
2186 BFD_RELOC_PJ_CODE_DIR32,
2187 BFD_RELOC_PJ_CODE_REL16,
2188 BFD_RELOC_PJ_CODE_REL32,
2190 /* Power(rs6000) and PowerPC relocations. */
2193 BFD_RELOC_PPC_TOC16,
2195 BFD_RELOC_PPC_B16_BRTAKEN,
2196 BFD_RELOC_PPC_B16_BRNTAKEN,
2198 BFD_RELOC_PPC_BA16_BRTAKEN,
2199 BFD_RELOC_PPC_BA16_BRNTAKEN,
2201 BFD_RELOC_PPC_GLOB_DAT,
2202 BFD_RELOC_PPC_JMP_SLOT,
2203 BFD_RELOC_PPC_RELATIVE,
2204 BFD_RELOC_PPC_LOCAL24PC,
2205 BFD_RELOC_PPC_EMB_NADDR32,
2206 BFD_RELOC_PPC_EMB_NADDR16,
2207 BFD_RELOC_PPC_EMB_NADDR16_LO,
2208 BFD_RELOC_PPC_EMB_NADDR16_HI,
2209 BFD_RELOC_PPC_EMB_NADDR16_HA,
2210 BFD_RELOC_PPC_EMB_SDAI16,
2211 BFD_RELOC_PPC_EMB_SDA2I16,
2212 BFD_RELOC_PPC_EMB_SDA2REL,
2213 BFD_RELOC_PPC_EMB_SDA21,
2214 BFD_RELOC_PPC_EMB_MRKREF,
2215 BFD_RELOC_PPC_EMB_RELSEC16,
2216 BFD_RELOC_PPC_EMB_RELST_LO,
2217 BFD_RELOC_PPC_EMB_RELST_HI,
2218 BFD_RELOC_PPC_EMB_RELST_HA,
2219 BFD_RELOC_PPC_EMB_BIT_FLD,
2220 BFD_RELOC_PPC_EMB_RELSDA,
2221 BFD_RELOC_PPC64_HIGHER,
2222 BFD_RELOC_PPC64_HIGHER_S,
2223 BFD_RELOC_PPC64_HIGHEST,
2224 BFD_RELOC_PPC64_HIGHEST_S,
2225 BFD_RELOC_PPC64_TOC16_LO,
2226 BFD_RELOC_PPC64_TOC16_HI,
2227 BFD_RELOC_PPC64_TOC16_HA,
2228 BFD_RELOC_PPC64_TOC,
2229 BFD_RELOC_PPC64_PLTGOT16,
2230 BFD_RELOC_PPC64_PLTGOT16_LO,
2231 BFD_RELOC_PPC64_PLTGOT16_HI,
2232 BFD_RELOC_PPC64_PLTGOT16_HA,
2233 BFD_RELOC_PPC64_ADDR16_DS,
2234 BFD_RELOC_PPC64_ADDR16_LO_DS,
2235 BFD_RELOC_PPC64_GOT16_DS,
2236 BFD_RELOC_PPC64_GOT16_LO_DS,
2237 BFD_RELOC_PPC64_PLT16_LO_DS,
2238 BFD_RELOC_PPC64_SECTOFF_DS,
2239 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2240 BFD_RELOC_PPC64_TOC16_DS,
2241 BFD_RELOC_PPC64_TOC16_LO_DS,
2242 BFD_RELOC_PPC64_PLTGOT16_DS,
2243 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2245 /* IBM 370/390 relocations */
2248 /* The type of reloc used to build a contructor table - at the moment
2249 probably a 32 bit wide absolute relocation, but the target can choose.
2250 It generally does map to one of the other relocation types. */
2253 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2254 not stored in the instruction. */
2255 BFD_RELOC_ARM_PCREL_BRANCH,
2257 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2258 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2259 field in the instruction. */
2260 BFD_RELOC_ARM_PCREL_BLX,
2262 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2263 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2264 field in the instruction. */
2265 BFD_RELOC_THUMB_PCREL_BLX,
2267 /* These relocs are only used within the ARM assembler. They are not
2268 (at present) written to any object files. */
2269 BFD_RELOC_ARM_IMMEDIATE,
2270 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2271 BFD_RELOC_ARM_OFFSET_IMM,
2272 BFD_RELOC_ARM_SHIFT_IMM,
2274 BFD_RELOC_ARM_MULTI,
2275 BFD_RELOC_ARM_CP_OFF_IMM,
2276 BFD_RELOC_ARM_ADR_IMM,
2277 BFD_RELOC_ARM_LDR_IMM,
2278 BFD_RELOC_ARM_LITERAL,
2279 BFD_RELOC_ARM_IN_POOL,
2280 BFD_RELOC_ARM_OFFSET_IMM8,
2281 BFD_RELOC_ARM_HWLITERAL,
2282 BFD_RELOC_ARM_THUMB_ADD,
2283 BFD_RELOC_ARM_THUMB_IMM,
2284 BFD_RELOC_ARM_THUMB_SHIFT,
2285 BFD_RELOC_ARM_THUMB_OFFSET,
2286 BFD_RELOC_ARM_GOT12,
2287 BFD_RELOC_ARM_GOT32,
2288 BFD_RELOC_ARM_JUMP_SLOT,
2290 BFD_RELOC_ARM_GLOB_DAT,
2291 BFD_RELOC_ARM_PLT32,
2292 BFD_RELOC_ARM_RELATIVE,
2293 BFD_RELOC_ARM_GOTOFF,
2294 BFD_RELOC_ARM_GOTPC,
2296 /* Hitachi SH relocs. Not all of these appear in object files. */
2297 BFD_RELOC_SH_PCDISP8BY2,
2298 BFD_RELOC_SH_PCDISP12BY2,
2300 BFD_RELOC_SH_IMM4BY2,
2301 BFD_RELOC_SH_IMM4BY4,
2303 BFD_RELOC_SH_IMM8BY2,
2304 BFD_RELOC_SH_IMM8BY4,
2305 BFD_RELOC_SH_PCRELIMM8BY2,
2306 BFD_RELOC_SH_PCRELIMM8BY4,
2307 BFD_RELOC_SH_SWITCH16,
2308 BFD_RELOC_SH_SWITCH32,
2315 BFD_RELOC_SH_LOOP_START,
2316 BFD_RELOC_SH_LOOP_END,
2318 BFD_RELOC_SH_GLOB_DAT,
2319 BFD_RELOC_SH_JMP_SLOT,
2320 BFD_RELOC_SH_RELATIVE,
2323 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2324 be zero and is not stored in the instruction. */
2325 BFD_RELOC_THUMB_PCREL_BRANCH9,
2326 BFD_RELOC_THUMB_PCREL_BRANCH12,
2327 BFD_RELOC_THUMB_PCREL_BRANCH23,
2329 /* ARC Cores relocs.
2330 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2331 not stored in the instruction. The high 20 bits are installed in bits 26
2332 through 7 of the instruction. */
2333 BFD_RELOC_ARC_B22_PCREL,
2335 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2336 stored in the instruction. The high 24 bits are installed in bits 23
2340 /* Mitsubishi D10V relocs.
2341 This is a 10-bit reloc with the right 2 bits
2343 BFD_RELOC_D10V_10_PCREL_R,
2345 /* Mitsubishi D10V relocs.
2346 This is a 10-bit reloc with the right 2 bits
2347 assumed to be 0. This is the same as the previous reloc
2348 except it is in the left container, i.e.,
2349 shifted left 15 bits. */
2350 BFD_RELOC_D10V_10_PCREL_L,
2352 /* This is an 18-bit reloc with the right 2 bits
2356 /* This is an 18-bit reloc with the right 2 bits
2358 BFD_RELOC_D10V_18_PCREL,
2360 /* Mitsubishi D30V relocs.
2361 This is a 6-bit absolute reloc. */
2364 /* This is a 6-bit pc-relative reloc with
2365 the right 3 bits assumed to be 0. */
2366 BFD_RELOC_D30V_9_PCREL,
2368 /* This is a 6-bit pc-relative reloc with
2369 the right 3 bits assumed to be 0. Same
2370 as the previous reloc but on the right side
2371 of the container. */
2372 BFD_RELOC_D30V_9_PCREL_R,
2374 /* This is a 12-bit absolute reloc with the
2375 right 3 bitsassumed to be 0. */
2378 /* This is a 12-bit pc-relative reloc with
2379 the right 3 bits assumed to be 0. */
2380 BFD_RELOC_D30V_15_PCREL,
2382 /* This is a 12-bit pc-relative reloc with
2383 the right 3 bits assumed to be 0. Same
2384 as the previous reloc but on the right side
2385 of the container. */
2386 BFD_RELOC_D30V_15_PCREL_R,
2388 /* This is an 18-bit absolute reloc with
2389 the right 3 bits assumed to be 0. */
2392 /* This is an 18-bit pc-relative reloc with
2393 the right 3 bits assumed to be 0. */
2394 BFD_RELOC_D30V_21_PCREL,
2396 /* This is an 18-bit pc-relative reloc with
2397 the right 3 bits assumed to be 0. Same
2398 as the previous reloc but on the right side
2399 of the container. */
2400 BFD_RELOC_D30V_21_PCREL_R,
2402 /* This is a 32-bit absolute reloc. */
2405 /* This is a 32-bit pc-relative reloc. */
2406 BFD_RELOC_D30V_32_PCREL,
2408 /* Mitsubishi M32R relocs.
2409 This is a 24 bit absolute address. */
2412 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2413 BFD_RELOC_M32R_10_PCREL,
2415 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2416 BFD_RELOC_M32R_18_PCREL,
2418 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2419 BFD_RELOC_M32R_26_PCREL,
2421 /* This is a 16-bit reloc containing the high 16 bits of an address
2422 used when the lower 16 bits are treated as unsigned. */
2423 BFD_RELOC_M32R_HI16_ULO,
2425 /* This is a 16-bit reloc containing the high 16 bits of an address
2426 used when the lower 16 bits are treated as signed. */
2427 BFD_RELOC_M32R_HI16_SLO,
2429 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2430 BFD_RELOC_M32R_LO16,
2432 /* This is a 16-bit reloc containing the small data area offset for use in
2433 add3, load, and store instructions. */
2434 BFD_RELOC_M32R_SDA16,
2436 /* This is a 9-bit reloc */
2437 BFD_RELOC_V850_9_PCREL,
2439 /* This is a 22-bit reloc */
2440 BFD_RELOC_V850_22_PCREL,
2442 /* This is a 16 bit offset from the short data area pointer. */
2443 BFD_RELOC_V850_SDA_16_16_OFFSET,
2445 /* This is a 16 bit offset (of which only 15 bits are used) from the
2446 short data area pointer. */
2447 BFD_RELOC_V850_SDA_15_16_OFFSET,
2449 /* This is a 16 bit offset from the zero data area pointer. */
2450 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2452 /* This is a 16 bit offset (of which only 15 bits are used) from the
2453 zero data area pointer. */
2454 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2456 /* This is an 8 bit offset (of which only 6 bits are used) from the
2457 tiny data area pointer. */
2458 BFD_RELOC_V850_TDA_6_8_OFFSET,
2460 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2461 data area pointer. */
2462 BFD_RELOC_V850_TDA_7_8_OFFSET,
2464 /* This is a 7 bit offset from the tiny data area pointer. */
2465 BFD_RELOC_V850_TDA_7_7_OFFSET,
2467 /* This is a 16 bit offset from the tiny data area pointer. */
2468 BFD_RELOC_V850_TDA_16_16_OFFSET,
2470 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2471 data area pointer. */
2472 BFD_RELOC_V850_TDA_4_5_OFFSET,
2474 /* This is a 4 bit offset from the tiny data area pointer. */
2475 BFD_RELOC_V850_TDA_4_4_OFFSET,
2477 /* This is a 16 bit offset from the short data area pointer, with the
2478 bits placed non-contigously in the instruction. */
2479 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2481 /* This is a 16 bit offset from the zero data area pointer, with the
2482 bits placed non-contigously in the instruction. */
2483 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2485 /* This is a 6 bit offset from the call table base pointer. */
2486 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2488 /* This is a 16 bit offset from the call table base pointer. */
2489 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2492 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2494 BFD_RELOC_MN10300_32_PCREL,
2496 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2498 BFD_RELOC_MN10300_16_PCREL,
2500 /* This is a 8bit DP reloc for the tms320c30, where the most
2501 significant 8 bits of a 24 bit word are placed into the least
2502 significant 8 bits of the opcode. */
2503 BFD_RELOC_TIC30_LDP,
2505 /* This is a 7bit reloc for the tms320c54x, where the least
2506 significant 7 bits of a 16 bit word are placed into the least
2507 significant 7 bits of the opcode. */
2508 BFD_RELOC_TIC54X_PARTLS7,
2510 /* This is a 9bit DP reloc for the tms320c54x, where the most
2511 significant 9 bits of a 16 bit word are placed into the least
2512 significant 9 bits of the opcode. */
2513 BFD_RELOC_TIC54X_PARTMS9,
2515 /* This is an extended address 23-bit reloc for the tms320c54x. */
2516 BFD_RELOC_TIC54X_23,
2518 /* This is a 16-bit reloc for the tms320c54x, where the least
2519 significant 16 bits of a 23-bit extended address are placed into
2521 BFD_RELOC_TIC54X_16_OF_23,
2523 /* This is a reloc for the tms320c54x, where the most
2524 significant 7 bits of a 23-bit extended address are placed into
2526 BFD_RELOC_TIC54X_MS7_OF_23,
2528 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2531 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2535 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2537 BFD_RELOC_FR30_6_IN_4,
2539 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2541 BFD_RELOC_FR30_8_IN_8,
2543 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2545 BFD_RELOC_FR30_9_IN_8,
2547 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2549 BFD_RELOC_FR30_10_IN_8,
2551 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2552 short offset into 8 bits. */
2553 BFD_RELOC_FR30_9_PCREL,
2555 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2556 short offset into 11 bits. */
2557 BFD_RELOC_FR30_12_PCREL,
2559 /* Motorola Mcore relocations. */
2560 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2561 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2562 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2563 BFD_RELOC_MCORE_PCREL_32,
2564 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2565 BFD_RELOC_MCORE_RVA,
2567 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2568 short offset into 7 bits. */
2569 BFD_RELOC_AVR_7_PCREL,
2571 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2572 short offset into 12 bits. */
2573 BFD_RELOC_AVR_13_PCREL,
2575 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2576 program memory address) into 16 bits. */
2577 BFD_RELOC_AVR_16_PM,
2579 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2580 data memory address) into 8 bit immediate value of LDI insn. */
2581 BFD_RELOC_AVR_LO8_LDI,
2583 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2584 of data memory address) into 8 bit immediate value of LDI insn. */
2585 BFD_RELOC_AVR_HI8_LDI,
2587 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2588 of program memory address) into 8 bit immediate value of LDI insn. */
2589 BFD_RELOC_AVR_HH8_LDI,
2591 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2592 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2593 BFD_RELOC_AVR_LO8_LDI_NEG,
2595 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2596 (high 8 bit of data memory address) into 8 bit immediate value of
2598 BFD_RELOC_AVR_HI8_LDI_NEG,
2600 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2601 (most high 8 bit of program memory address) into 8 bit immediate value
2602 of LDI or SUBI insn. */
2603 BFD_RELOC_AVR_HH8_LDI_NEG,
2605 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2606 command address) into 8 bit immediate value of LDI insn. */
2607 BFD_RELOC_AVR_LO8_LDI_PM,
2609 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2610 of command address) into 8 bit immediate value of LDI insn. */
2611 BFD_RELOC_AVR_HI8_LDI_PM,
2613 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2614 of command address) into 8 bit immediate value of LDI insn. */
2615 BFD_RELOC_AVR_HH8_LDI_PM,
2617 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2618 (usually command address) into 8 bit immediate value of SUBI insn. */
2619 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2621 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2622 (high 8 bit of 16 bit command address) into 8 bit immediate value
2624 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2626 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2627 (high 6 bit of 22 bit command address) into 8 bit immediate
2628 value of SUBI insn. */
2629 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2631 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2635 /* Direct 12 bit. */
2638 /* 12 bit GOT offset. */
2639 BFD_RELOC_390_GOT12,
2641 /* 32 bit PC relative PLT address. */
2642 BFD_RELOC_390_PLT32,
2644 /* Copy symbol at runtime. */
2647 /* Create GOT entry. */
2648 BFD_RELOC_390_GLOB_DAT,
2650 /* Create PLT entry. */
2651 BFD_RELOC_390_JMP_SLOT,
2653 /* Adjust by program base. */
2654 BFD_RELOC_390_RELATIVE,
2656 /* 32 bit PC relative offset to GOT. */
2657 BFD_RELOC_390_GOTPC,
2659 /* 16 bit GOT offset. */
2660 BFD_RELOC_390_GOT16,
2662 /* PC relative 16 bit shifted by 1. */
2663 BFD_RELOC_390_PC16DBL,
2665 /* 16 bit PC rel. PLT shifted by 1. */
2666 BFD_RELOC_390_PLT16DBL,
2668 /* PC relative 32 bit shifted by 1. */
2669 BFD_RELOC_390_PC32DBL,
2671 /* 32 bit PC rel. PLT shifted by 1. */
2672 BFD_RELOC_390_PLT32DBL,
2674 /* 32 bit PC rel. GOT shifted by 1. */
2675 BFD_RELOC_390_GOTPCDBL,
2677 /* 64 bit GOT offset. */
2678 BFD_RELOC_390_GOT64,
2680 /* 64 bit PC relative PLT address. */
2681 BFD_RELOC_390_PLT64,
2683 /* 32 bit rel. offset to GOT entry. */
2684 BFD_RELOC_390_GOTENT,
2686 /* These two relocations are used by the linker to determine which of
2687 the entries in a C++ virtual function table are actually used. When
2688 the --gc-sections option is given, the linker will zero out the entries
2689 that are not used, so that the code for those functions need not be
2690 included in the output.
2692 VTABLE_INHERIT is a zero-space relocation used to describe to the
2693 linker the inheritence tree of a C++ virtual function table. The
2694 relocation's symbol should be the parent class' vtable, and the
2695 relocation should be located at the child vtable.
2697 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2698 virtual function table entry. The reloc's symbol should refer to the
2699 table of the class mentioned in the code. Off of that base, an offset
2700 describes the entry that is being used. For Rela hosts, this offset
2701 is stored in the reloc's addend. For Rel hosts, we are forced to put
2702 this offset in the reloc's section offset. */
2703 BFD_RELOC_VTABLE_INHERIT,
2704 BFD_RELOC_VTABLE_ENTRY,
2706 /* Intel IA64 Relocations. */
2707 BFD_RELOC_IA64_IMM14,
2708 BFD_RELOC_IA64_IMM22,
2709 BFD_RELOC_IA64_IMM64,
2710 BFD_RELOC_IA64_DIR32MSB,
2711 BFD_RELOC_IA64_DIR32LSB,
2712 BFD_RELOC_IA64_DIR64MSB,
2713 BFD_RELOC_IA64_DIR64LSB,
2714 BFD_RELOC_IA64_GPREL22,
2715 BFD_RELOC_IA64_GPREL64I,
2716 BFD_RELOC_IA64_GPREL32MSB,
2717 BFD_RELOC_IA64_GPREL32LSB,
2718 BFD_RELOC_IA64_GPREL64MSB,
2719 BFD_RELOC_IA64_GPREL64LSB,
2720 BFD_RELOC_IA64_LTOFF22,
2721 BFD_RELOC_IA64_LTOFF64I,
2722 BFD_RELOC_IA64_PLTOFF22,
2723 BFD_RELOC_IA64_PLTOFF64I,
2724 BFD_RELOC_IA64_PLTOFF64MSB,
2725 BFD_RELOC_IA64_PLTOFF64LSB,
2726 BFD_RELOC_IA64_FPTR64I,
2727 BFD_RELOC_IA64_FPTR32MSB,
2728 BFD_RELOC_IA64_FPTR32LSB,
2729 BFD_RELOC_IA64_FPTR64MSB,
2730 BFD_RELOC_IA64_FPTR64LSB,
2731 BFD_RELOC_IA64_PCREL21B,
2732 BFD_RELOC_IA64_PCREL21BI,
2733 BFD_RELOC_IA64_PCREL21M,
2734 BFD_RELOC_IA64_PCREL21F,
2735 BFD_RELOC_IA64_PCREL22,
2736 BFD_RELOC_IA64_PCREL60B,
2737 BFD_RELOC_IA64_PCREL64I,
2738 BFD_RELOC_IA64_PCREL32MSB,
2739 BFD_RELOC_IA64_PCREL32LSB,
2740 BFD_RELOC_IA64_PCREL64MSB,
2741 BFD_RELOC_IA64_PCREL64LSB,
2742 BFD_RELOC_IA64_LTOFF_FPTR22,
2743 BFD_RELOC_IA64_LTOFF_FPTR64I,
2744 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2745 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
2746 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2747 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
2748 BFD_RELOC_IA64_SEGREL32MSB,
2749 BFD_RELOC_IA64_SEGREL32LSB,
2750 BFD_RELOC_IA64_SEGREL64MSB,
2751 BFD_RELOC_IA64_SEGREL64LSB,
2752 BFD_RELOC_IA64_SECREL32MSB,
2753 BFD_RELOC_IA64_SECREL32LSB,
2754 BFD_RELOC_IA64_SECREL64MSB,
2755 BFD_RELOC_IA64_SECREL64LSB,
2756 BFD_RELOC_IA64_REL32MSB,
2757 BFD_RELOC_IA64_REL32LSB,
2758 BFD_RELOC_IA64_REL64MSB,
2759 BFD_RELOC_IA64_REL64LSB,
2760 BFD_RELOC_IA64_LTV32MSB,
2761 BFD_RELOC_IA64_LTV32LSB,
2762 BFD_RELOC_IA64_LTV64MSB,
2763 BFD_RELOC_IA64_LTV64LSB,
2764 BFD_RELOC_IA64_IPLTMSB,
2765 BFD_RELOC_IA64_IPLTLSB,
2766 BFD_RELOC_IA64_COPY,
2767 BFD_RELOC_IA64_TPREL22,
2768 BFD_RELOC_IA64_TPREL64MSB,
2769 BFD_RELOC_IA64_TPREL64LSB,
2770 BFD_RELOC_IA64_LTOFF_TP22,
2771 BFD_RELOC_IA64_LTOFF22X,
2772 BFD_RELOC_IA64_LDXMOV,
2774 /* Motorola 68HC11 reloc.
2775 This is the 8 bits high part of an absolute address. */
2776 BFD_RELOC_M68HC11_HI8,
2778 /* Motorola 68HC11 reloc.
2779 This is the 8 bits low part of an absolute address. */
2780 BFD_RELOC_M68HC11_LO8,
2782 /* Motorola 68HC11 reloc.
2783 This is the 3 bits of a value. */
2784 BFD_RELOC_M68HC11_3B,
2786 /* These relocs are only used within the CRIS assembler. They are not
2787 (at present) written to any object files. */
2788 BFD_RELOC_CRIS_BDISP8,
2789 BFD_RELOC_CRIS_UNSIGNED_5,
2790 BFD_RELOC_CRIS_SIGNED_6,
2791 BFD_RELOC_CRIS_UNSIGNED_6,
2792 BFD_RELOC_CRIS_UNSIGNED_4,
2794 /* Relocs used in ELF shared libraries for CRIS. */
2795 BFD_RELOC_CRIS_COPY,
2796 BFD_RELOC_CRIS_GLOB_DAT,
2797 BFD_RELOC_CRIS_JUMP_SLOT,
2798 BFD_RELOC_CRIS_RELATIVE,
2800 /* 32-bit offset to symbol-entry within GOT. */
2801 BFD_RELOC_CRIS_32_GOT,
2803 /* 16-bit offset to symbol-entry within GOT. */
2804 BFD_RELOC_CRIS_16_GOT,
2806 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
2807 BFD_RELOC_CRIS_32_GOTPLT,
2809 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
2810 BFD_RELOC_CRIS_16_GOTPLT,
2812 /* 32-bit offset to symbol, relative to GOT. */
2813 BFD_RELOC_CRIS_32_GOTREL,
2815 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
2816 BFD_RELOC_CRIS_32_PLT_GOTREL,
2818 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
2819 BFD_RELOC_CRIS_32_PLT_PCREL,
2821 /* Intel i860 Relocations. */
2823 BFD_RELOC_860_GLOB_DAT,
2824 BFD_RELOC_860_JUMP_SLOT,
2825 BFD_RELOC_860_RELATIVE,
2827 BFD_RELOC_860_PLT26,
2830 BFD_RELOC_860_SPLIT0,
2832 BFD_RELOC_860_SPLIT1,
2834 BFD_RELOC_860_SPLIT2,
2836 BFD_RELOC_860_LOGOT0,
2837 BFD_RELOC_860_SPGOT0,
2838 BFD_RELOC_860_LOGOT1,
2839 BFD_RELOC_860_SPGOT1,
2840 BFD_RELOC_860_LOGOTOFF0,
2841 BFD_RELOC_860_SPGOTOFF0,
2842 BFD_RELOC_860_LOGOTOFF1,
2843 BFD_RELOC_860_SPGOTOFF1,
2844 BFD_RELOC_860_LOGOTOFF2,
2845 BFD_RELOC_860_LOGOTOFF3,
2847 BFD_RELOC_860_HIGHADJ,
2848 BFD_RELOC_860_HAGOT,
2849 BFD_RELOC_860_HAGOTOFF,
2852 BFD_RELOC_860_HIGOT,
2853 BFD_RELOC_860_HIGOTOFF,
2855 /* OpenRISC Relocations. */
2856 BFD_RELOC_OPENRISC_ABS_26,
2857 BFD_RELOC_OPENRISC_REL_26,
2859 /* H8 elf Relocations. */
2860 BFD_RELOC_H8_DIR16A8,
2861 BFD_RELOC_H8_DIR16R8,
2862 BFD_RELOC_H8_DIR24A8,
2863 BFD_RELOC_H8_DIR24R8,
2864 BFD_RELOC_H8_DIR32A16,
2866 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
2868 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
2871 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
2874 typedef struct symbol_cache_entry
2876 /* A pointer to the BFD which owns the symbol. This information
2877 is necessary so that a back end can work out what additional
2878 information (invisible to the application writer) is carried
2881 This field is *almost* redundant, since you can use section->owner
2882 instead, except that some symbols point to the global sections
2883 bfd_{abs,com,und}_section. This could be fixed by making
2884 these globals be per-bfd (or per-target-flavor). FIXME. */
2886 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
2888 /* The text of the symbol. The name is left alone, and not copied; the
2889 application may not alter it. */
2892 /* The value of the symbol. This really should be a union of a
2893 numeric value with a pointer, since some flags indicate that
2894 a pointer to another symbol is stored here. */
2897 /* Attributes of a symbol: */
2899 #define BSF_NO_FLAGS 0x00
2901 /* The symbol has local scope; <<static>> in <<C>>. The value
2902 is the offset into the section of the data. */
2903 #define BSF_LOCAL 0x01
2905 /* The symbol has global scope; initialized data in <<C>>. The
2906 value is the offset into the section of the data. */
2907 #define BSF_GLOBAL 0x02
2909 /* The symbol has global scope and is exported. The value is
2910 the offset into the section of the data. */
2911 #define BSF_EXPORT BSF_GLOBAL /* no real difference */
2913 /* A normal C symbol would be one of:
2914 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
2917 /* The symbol is a debugging record. The value has an arbitary
2918 meaning, unless BSF_DEBUGGING_RELOC is also set. */
2919 #define BSF_DEBUGGING 0x08
2921 /* The symbol denotes a function entry point. Used in ELF,
2922 perhaps others someday. */
2923 #define BSF_FUNCTION 0x10
2925 /* Used by the linker. */
2926 #define BSF_KEEP 0x20
2927 #define BSF_KEEP_G 0x40
2929 /* A weak global symbol, overridable without warnings by
2930 a regular global symbol of the same name. */
2931 #define BSF_WEAK 0x80
2933 /* This symbol was created to point to a section, e.g. ELF's
2934 STT_SECTION symbols. */
2935 #define BSF_SECTION_SYM 0x100
2937 /* The symbol used to be a common symbol, but now it is
2939 #define BSF_OLD_COMMON 0x200
2941 /* The default value for common data. */
2942 #define BFD_FORT_COMM_DEFAULT_VALUE 0
2944 /* In some files the type of a symbol sometimes alters its
2945 location in an output file - ie in coff a <<ISFCN>> symbol
2946 which is also <<C_EXT>> symbol appears where it was
2947 declared and not at the end of a section. This bit is set
2948 by the target BFD part to convey this information. */
2950 #define BSF_NOT_AT_END 0x400
2952 /* Signal that the symbol is the label of constructor section. */
2953 #define BSF_CONSTRUCTOR 0x800
2955 /* Signal that the symbol is a warning symbol. The name is a
2956 warning. The name of the next symbol is the one to warn about;
2957 if a reference is made to a symbol with the same name as the next
2958 symbol, a warning is issued by the linker. */
2959 #define BSF_WARNING 0x1000
2961 /* Signal that the symbol is indirect. This symbol is an indirect
2962 pointer to the symbol with the same name as the next symbol. */
2963 #define BSF_INDIRECT 0x2000
2965 /* BSF_FILE marks symbols that contain a file name. This is used
2966 for ELF STT_FILE symbols. */
2967 #define BSF_FILE 0x4000
2969 /* Symbol is from dynamic linking information. */
2970 #define BSF_DYNAMIC 0x8000
2972 /* The symbol denotes a data object. Used in ELF, and perhaps
2974 #define BSF_OBJECT 0x10000
2976 /* This symbol is a debugging symbol. The value is the offset
2977 into the section of the data. BSF_DEBUGGING should be set
2979 #define BSF_DEBUGGING_RELOC 0x20000
2983 /* A pointer to the section to which this symbol is
2984 relative. This will always be non NULL, there are special
2985 sections for undefined and absolute symbols. */
2986 struct sec *section;
2988 /* Back end special data. */
2996 #define bfd_get_symtab_upper_bound(abfd) \
2997 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
2999 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3002 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3004 #define bfd_is_local_label_name(abfd, name) \
3005 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3006 #define bfd_canonicalize_symtab(abfd, location) \
3007 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3010 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3013 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3015 #define bfd_make_empty_symbol(abfd) \
3016 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3017 #define bfd_make_debug_symbol(abfd,ptr,size) \
3018 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3020 bfd_decode_symclass PARAMS ((asymbol *symbol));
3023 bfd_is_undefined_symclass PARAMS ((int symclass));
3026 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3029 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3031 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3032 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3033 (ibfd, isymbol, obfd, osymbol))
3036 /* The filename the application opened the BFD with. */
3037 const char *filename;
3039 /* A pointer to the target jump table. */
3040 const struct bfd_target *xvec;
3042 /* To avoid dragging too many header files into every file that
3043 includes `<<bfd.h>>', IOSTREAM has been declared as a "char
3044 *", and MTIME as a "long". Their correct types, to which they
3045 are cast when used, are "FILE *" and "time_t". The iostream
3046 is the result of an fopen on the filename. However, if the
3047 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3048 to a bfd_in_memory struct. */
3051 /* Is the file descriptor being cached? That is, can it be closed as
3052 needed, and re-opened when accessed later? */
3056 /* Marks whether there was a default target specified when the
3057 BFD was opened. This is used to select which matching algorithm
3058 to use to choose the back end. */
3060 boolean target_defaulted;
3062 /* The caching routines use these to maintain a
3063 least-recently-used list of BFDs */
3065 struct _bfd *lru_prev, *lru_next;
3067 /* When a file is closed by the caching routines, BFD retains
3068 state information on the file here: */
3072 /* and here: (``once'' means at least once) */
3074 boolean opened_once;
3076 /* Set if we have a locally maintained mtime value, rather than
3077 getting it from the file each time: */
3081 /* File modified time, if mtime_set is true: */
3085 /* Reserved for an unimplemented file locking extension.*/
3089 /* The format which belongs to the BFD. (object, core, etc.) */
3093 /* The direction the BFD was opened with*/
3095 enum bfd_direction {no_direction = 0,
3097 write_direction = 2,
3098 both_direction = 3} direction;
3100 /* Format_specific flags*/
3104 /* Currently my_archive is tested before adding origin to
3105 anything. I believe that this can become always an add of
3106 origin, with origin set to 0 for non archive files. */
3110 /* Remember when output has begun, to stop strange things
3112 boolean output_has_begun;
3114 /* Pointer to linked list of sections*/
3115 struct sec *sections;
3117 /* The number of sections */
3118 unsigned int section_count;
3120 /* Stuff only useful for object files:
3121 The start address. */
3122 bfd_vma start_address;
3124 /* Used for input and output*/
3125 unsigned int symcount;
3127 /* Symbol table for output BFD (with symcount entries) */
3128 struct symbol_cache_entry **outsymbols;
3130 /* Pointer to structure which contains architecture information*/
3131 const struct bfd_arch_info *arch_info;
3133 /* Stuff only useful for archives:*/
3135 struct _bfd *my_archive; /* The containing archive BFD. */
3136 struct _bfd *next; /* The next BFD in the archive. */
3137 struct _bfd *archive_head; /* The first BFD in the archive. */
3140 /* A chain of BFD structures involved in a link. */
3141 struct _bfd *link_next;
3143 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3144 be used only for archive elements. */
3147 /* Used by the back end to hold private data. */
3151 struct aout_data_struct *aout_data;
3152 struct artdata *aout_ar_data;
3153 struct _oasys_data *oasys_obj_data;
3154 struct _oasys_ar_data *oasys_ar_data;
3155 struct coff_tdata *coff_obj_data;
3156 struct pe_tdata *pe_obj_data;
3157 struct xcoff_tdata *xcoff_obj_data;
3158 struct ecoff_tdata *ecoff_obj_data;
3159 struct ieee_data_struct *ieee_data;
3160 struct ieee_ar_data_struct *ieee_ar_data;
3161 struct srec_data_struct *srec_data;
3162 struct ihex_data_struct *ihex_data;
3163 struct tekhex_data_struct *tekhex_data;
3164 struct elf_obj_tdata *elf_obj_data;
3165 struct nlm_obj_tdata *nlm_obj_data;
3166 struct bout_data_struct *bout_data;
3167 struct sun_core_struct *sun_core_data;
3168 struct sco5_core_struct *sco5_core_data;
3169 struct trad_core_struct *trad_core_data;
3170 struct som_data_struct *som_data;
3171 struct hpux_core_struct *hpux_core_data;
3172 struct hppabsd_core_struct *hppabsd_core_data;
3173 struct sgi_core_struct *sgi_core_data;
3174 struct lynx_core_struct *lynx_core_data;
3175 struct osf_core_struct *osf_core_data;
3176 struct cisco_core_struct *cisco_core_data;
3177 struct versados_data_struct *versados_data;
3178 struct netbsd_core_struct *netbsd_core_data;
3182 /* Used by the application to hold private data*/
3185 /* Where all the allocated stuff under this BFD goes. This is a
3186 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3191 typedef enum bfd_error
3193 bfd_error_no_error = 0,
3194 bfd_error_system_call,
3195 bfd_error_invalid_target,
3196 bfd_error_wrong_format,
3197 bfd_error_wrong_object_format,
3198 bfd_error_invalid_operation,
3199 bfd_error_no_memory,
3200 bfd_error_no_symbols,
3202 bfd_error_no_more_archived_files,
3203 bfd_error_malformed_archive,
3204 bfd_error_file_not_recognized,
3205 bfd_error_file_ambiguously_recognized,
3206 bfd_error_no_contents,
3207 bfd_error_nonrepresentable_section,
3208 bfd_error_no_debug_section,
3209 bfd_error_bad_value,
3210 bfd_error_file_truncated,
3211 bfd_error_file_too_big,
3212 bfd_error_invalid_error_code
3216 bfd_get_error PARAMS ((void));
3219 bfd_set_error PARAMS ((bfd_error_type error_tag));
3222 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3225 bfd_perror PARAMS ((const char *message));
3227 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3229 bfd_error_handler_type
3230 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3233 bfd_set_error_program_name PARAMS ((const char *));
3235 bfd_error_handler_type
3236 bfd_get_error_handler PARAMS ((void));
3239 bfd_archive_filename PARAMS ((bfd *));
3242 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3245 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3251 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count)
3256 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3259 bfd_get_arch_size PARAMS ((bfd *abfd));
3262 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3265 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3268 bfd_get_mtime PARAMS ((bfd *abfd));
3271 bfd_get_size PARAMS ((bfd *abfd));
3274 bfd_get_gp_size PARAMS ((bfd *abfd));
3277 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3280 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3283 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3285 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3286 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3289 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3291 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3292 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3295 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3297 #define bfd_set_private_flags(abfd, flags) \
3298 BFD_SEND (abfd, _bfd_set_private_flags, \
3300 #define bfd_sizeof_headers(abfd, reloc) \
3301 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3303 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3304 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3306 /* Do these three do anything useful at all, for any back end? */
3307 #define bfd_debug_info_start(abfd) \
3308 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3310 #define bfd_debug_info_end(abfd) \
3311 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3313 #define bfd_debug_info_accumulate(abfd, section) \
3314 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3317 #define bfd_stat_arch_elt(abfd, stat) \
3318 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3320 #define bfd_update_armap_timestamp(abfd) \
3321 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3323 #define bfd_set_arch_mach(abfd, arch, mach)\
3324 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3326 #define bfd_relax_section(abfd, section, link_info, again) \
3327 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3329 #define bfd_gc_sections(abfd, link_info) \
3330 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3332 #define bfd_merge_sections(abfd, link_info) \
3333 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3335 #define bfd_link_hash_table_create(abfd) \
3336 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3338 #define bfd_link_add_symbols(abfd, info) \
3339 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3341 #define bfd_final_link(abfd, info) \
3342 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3344 #define bfd_free_cached_info(abfd) \
3345 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3347 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3348 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3350 #define bfd_print_private_bfd_data(abfd, file)\
3351 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3353 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3354 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3356 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3357 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3359 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3360 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3362 extern bfd_byte *bfd_get_relocated_section_contents
3363 PARAMS ((bfd *, struct bfd_link_info *,
3364 struct bfd_link_order *, bfd_byte *,
3365 boolean, asymbol **));
3368 bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3371 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3374 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3377 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3380 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3383 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3386 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3388 #define BFD_SEND(bfd, message, arglist) \
3389 ((*((bfd)->xvec->message)) arglist)
3391 #ifdef DEBUG_BFD_SEND
3393 #define BFD_SEND(bfd, message, arglist) \
3394 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3395 ((*((bfd)->xvec->message)) arglist) : \
3396 (bfd_assert (__FILE__,__LINE__), NULL))
3398 #define BFD_SEND_FMT(bfd, message, arglist) \
3399 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3401 #ifdef DEBUG_BFD_SEND
3403 #define BFD_SEND_FMT(bfd, message, arglist) \
3404 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3405 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3406 (bfd_assert (__FILE__,__LINE__), NULL))
3409 bfd_target_unknown_flavour,
3410 bfd_target_aout_flavour,
3411 bfd_target_coff_flavour,
3412 bfd_target_ecoff_flavour,
3413 bfd_target_xcoff_flavour,
3414 bfd_target_elf_flavour,
3415 bfd_target_ieee_flavour,
3416 bfd_target_nlm_flavour,
3417 bfd_target_oasys_flavour,
3418 bfd_target_tekhex_flavour,
3419 bfd_target_srec_flavour,
3420 bfd_target_ihex_flavour,
3421 bfd_target_som_flavour,
3422 bfd_target_os9k_flavour,
3423 bfd_target_versados_flavour,
3424 bfd_target_msdos_flavour,
3425 bfd_target_ovax_flavour,
3426 bfd_target_evax_flavour
3429 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3431 /* Forward declaration. */
3432 typedef struct bfd_link_info _bfd_link_info;
3434 typedef struct bfd_target
3437 enum bfd_flavour flavour;
3438 enum bfd_endian byteorder;
3439 enum bfd_endian header_byteorder;
3440 flagword object_flags;
3441 flagword section_flags;
3442 char symbol_leading_char;
3444 unsigned short ar_max_namelen;
3445 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3446 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3447 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3448 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3449 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3450 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3451 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3452 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3453 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3454 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3455 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3456 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3457 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3458 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3459 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3460 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3461 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3462 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3463 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3464 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3465 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3467 /* Generic entry points. */
3468 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3469 CONCAT2 (NAME,_close_and_cleanup), \
3470 CONCAT2 (NAME,_bfd_free_cached_info), \
3471 CONCAT2 (NAME,_new_section_hook), \
3472 CONCAT2 (NAME,_get_section_contents), \
3473 CONCAT2 (NAME,_get_section_contents_in_window)
3475 /* Called when the BFD is being closed to do any necessary cleanup. */
3476 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3477 /* Ask the BFD to free all cached information. */
3478 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3479 /* Called when a new section is created. */
3480 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3481 /* Read the contents of a section. */
3482 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3483 file_ptr, bfd_size_type));
3484 boolean (*_bfd_get_section_contents_in_window)
3485 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3487 /* Entry points to copy private data. */
3488 #define BFD_JUMP_TABLE_COPY(NAME) \
3489 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3490 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3491 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3492 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3493 CONCAT2 (NAME,_bfd_set_private_flags), \
3494 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3495 /* Called to copy BFD general private data from one object file
3497 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3498 /* Called to merge BFD general private data from one object file
3499 to a common output file when linking. */
3500 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3501 /* Called to copy BFD private section data from one object file
3503 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3505 /* Called to copy BFD private symbol data from one symbol
3507 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3509 /* Called to set private backend flags */
3510 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3512 /* Called to print private BFD data */
3513 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3515 /* Core file entry points. */
3516 #define BFD_JUMP_TABLE_CORE(NAME) \
3517 CONCAT2 (NAME,_core_file_failing_command), \
3518 CONCAT2 (NAME,_core_file_failing_signal), \
3519 CONCAT2 (NAME,_core_file_matches_executable_p)
3520 char * (*_core_file_failing_command) PARAMS ((bfd *));
3521 int (*_core_file_failing_signal) PARAMS ((bfd *));
3522 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3524 /* Archive entry points. */
3525 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3526 CONCAT2 (NAME,_slurp_armap), \
3527 CONCAT2 (NAME,_slurp_extended_name_table), \
3528 CONCAT2 (NAME,_construct_extended_name_table), \
3529 CONCAT2 (NAME,_truncate_arname), \
3530 CONCAT2 (NAME,_write_armap), \
3531 CONCAT2 (NAME,_read_ar_hdr), \
3532 CONCAT2 (NAME,_openr_next_archived_file), \
3533 CONCAT2 (NAME,_get_elt_at_index), \
3534 CONCAT2 (NAME,_generic_stat_arch_elt), \
3535 CONCAT2 (NAME,_update_armap_timestamp)
3536 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3537 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3538 boolean (*_bfd_construct_extended_name_table)
3539 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3540 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3541 boolean (*write_armap)
3542 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3543 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3544 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3545 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3546 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3547 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3548 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3550 /* Entry points used for symbols. */
3551 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3552 CONCAT2 (NAME,_get_symtab_upper_bound), \
3553 CONCAT2 (NAME,_get_symtab), \
3554 CONCAT2 (NAME,_make_empty_symbol), \
3555 CONCAT2 (NAME,_print_symbol), \
3556 CONCAT2 (NAME,_get_symbol_info), \
3557 CONCAT2 (NAME,_bfd_is_local_label_name), \
3558 CONCAT2 (NAME,_get_lineno), \
3559 CONCAT2 (NAME,_find_nearest_line), \
3560 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3561 CONCAT2 (NAME,_read_minisymbols), \
3562 CONCAT2 (NAME,_minisymbol_to_symbol)
3563 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3564 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3565 struct symbol_cache_entry **));
3566 struct symbol_cache_entry *
3567 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3568 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3569 struct symbol_cache_entry *,
3570 bfd_print_symbol_type));
3571 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3572 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3573 struct symbol_cache_entry *,
3575 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3576 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3578 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3579 boolean (*_bfd_find_nearest_line)
3580 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3581 const char **, const char **, unsigned int *));
3582 /* Back-door to allow format-aware applications to create debug symbols
3583 while using BFD for everything else. Currently used by the assembler
3584 when creating COFF files. */
3585 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3586 unsigned long size));
3587 #define bfd_read_minisymbols(b, d, m, s) \
3588 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3589 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3591 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3592 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3593 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3596 /* Routines for relocs. */
3597 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3598 CONCAT2 (NAME,_get_reloc_upper_bound), \
3599 CONCAT2 (NAME,_canonicalize_reloc), \
3600 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3601 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3602 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3603 struct symbol_cache_entry **));
3604 /* See documentation on reloc types. */
3606 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3608 /* Routines used when writing an object file. */
3609 #define BFD_JUMP_TABLE_WRITE(NAME) \
3610 CONCAT2 (NAME,_set_arch_mach), \
3611 CONCAT2 (NAME,_set_section_contents)
3612 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3614 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3615 file_ptr, bfd_size_type));
3617 /* Routines used by the linker. */
3618 #define BFD_JUMP_TABLE_LINK(NAME) \
3619 CONCAT2 (NAME,_sizeof_headers), \
3620 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3621 CONCAT2 (NAME,_bfd_relax_section), \
3622 CONCAT2 (NAME,_bfd_link_hash_table_create), \
3623 CONCAT2 (NAME,_bfd_link_add_symbols), \
3624 CONCAT2 (NAME,_bfd_final_link), \
3625 CONCAT2 (NAME,_bfd_link_split_section), \
3626 CONCAT2 (NAME,_bfd_gc_sections), \
3627 CONCAT2 (NAME,_bfd_merge_sections)
3628 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3629 bfd_byte *(*_bfd_get_relocated_section_contents)
3630 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3631 bfd_byte *, boolean, struct symbol_cache_entry **));
3633 boolean (*_bfd_relax_section)
3634 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
3636 /* Create a hash table for the linker. Different backends store
3637 different information in this table. */
3638 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3640 /* Add symbols from this object file into the hash table. */
3641 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
3643 /* Do a link based on the link_order structures attached to each
3644 section of the BFD. */
3645 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
3647 /* Should this section be split up into smaller pieces during linking. */
3648 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
3650 /* Remove sections that are not referenced from the output. */
3651 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
3653 /* Attempt to merge SEC_MERGE sections. */
3654 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
3656 /* Routines to handle dynamic symbols and relocs. */
3657 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3658 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3659 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3660 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3661 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
3662 /* Get the amount of memory required to hold the dynamic symbols. */
3663 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
3664 /* Read in the dynamic symbols. */
3665 long (*_bfd_canonicalize_dynamic_symtab)
3666 PARAMS ((bfd *, struct symbol_cache_entry **));
3667 /* Get the amount of memory required to hold the dynamic relocs. */
3668 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
3669 /* Read in the dynamic relocs. */
3670 long (*_bfd_canonicalize_dynamic_reloc)
3671 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
3673 /* Opposite endian version of this target. */
3674 const struct bfd_target * alternative_target;
3680 bfd_set_default_target PARAMS ((const char *name));
3683 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
3686 bfd_target_list PARAMS ((void));
3689 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
3692 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3695 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3698 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3701 bfd_format_string PARAMS ((bfd_format format));