1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c" and
4 Run "make headers" in your build bfd/ to regenerate. */
6 /* Main header file for the bfd library -- portable access to object files.
7 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
9 Free Software Foundation, Inc.
10 Contributed by Cygnus Support.
12 This file is part of BFD, the Binary File Descriptor library.
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; either version 2 of the License, or
17 (at your option) any later version.
19 This program is distributed in the hope that it will be useful,
20 but WITHOUT ANY WARRANTY; without even the implied warranty of
21 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 GNU General Public License for more details.
24 You should have received a copy of the GNU General Public License
25 along with this program; if not, write to the Free Software
26 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
28 #ifndef __BFD_H_SEEN__
29 #define __BFD_H_SEEN__
37 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
39 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
40 The problem is, "32_" is not a valid preprocessing token, and we don't
41 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
42 cause the inner CONCAT2 macros to be evaluated first, producing
43 still-valid pp-tokens. Then the final concatenation can be done. */
45 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
49 #define BFD_VERSION @bfd_version@
50 #define BFD_VERSION_DATE @bfd_version_date@
51 #define BFD_VERSION_STRING @bfd_version_string@
53 /* The word size used by BFD on the host. This may be 64 with a 32
54 bit target if the host is 64 bit, or if other 64 bit targets have
55 been selected with --enable-targets, or if --enable-64-bit-bfd. */
56 #define BFD_ARCH_SIZE @wordsize@
58 /* The word size of the default bfd target. */
59 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
61 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
62 #if @BFD_HOST_64_BIT_DEFINED@
63 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
64 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
67 #if BFD_ARCH_SIZE >= 64
73 #define INLINE __inline__
79 /* Forward declaration. */
80 typedef struct _bfd bfd;
82 /* To squelch erroneous compiler warnings ("illegal pointer
83 combination") from the SVR3 compiler, we would like to typedef
84 boolean to int (it doesn't like functions which return boolean.
85 Making sure they are never implicitly declared to return int
86 doesn't seem to help). But this file is not configured based on
88 /* General rules: functions which are boolean return true on success
89 and false on failure (unless they're a predicate). -- bfd.doc */
90 /* I'm sure this is going to break something and someone is going to
91 force me to change it. */
92 /* typedef enum boolean {false, true} boolean; */
93 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
94 /* It gets worse if the host also defines a true/false enum... -sts */
95 /* And even worse if your compiler has built-in boolean types... -law */
96 /* And even worse if your compiler provides a stdbool.h that conflicts
97 with these definitions... gcc 2.95 and later do. If so, it must
98 be included first. -drow */
99 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
100 #define TRUE_FALSE_ALREADY_DEFINED
102 #if defined (__bool_true_false_are_defined)
103 /* We have <stdbool.h>. */
104 #define TRUE_FALSE_ALREADY_DEFINED
108 /* Pre-emptive strike - get the file with the enum. */
110 #define TRUE_FALSE_ALREADY_DEFINED
112 #ifndef TRUE_FALSE_ALREADY_DEFINED
113 typedef enum bfd_boolean {false, true} boolean;
114 #define BFD_TRUE_FALSE
116 /* Use enum names that will appear nowhere else. */
117 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
120 /* Support for different sizes of target format ints and addresses.
121 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
122 set to 1 above. Otherwise, if gcc is being used, this code will
123 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
126 #ifndef BFD_HOST_64_BIT
127 # if BFD_HOST_64BIT_LONG
128 # define BFD_HOST_64_BIT long
129 # define BFD_HOST_U_64_BIT unsigned long
133 # define BFD_HOST_64_BIT long long
134 # define BFD_HOST_U_64_BIT unsigned long long
135 # endif /* __GNUC__ >= 2 */
136 # endif /* ! defined (__GNUC__) */
137 # endif /* ! BFD_HOST_64BIT_LONG */
138 #endif /* ! defined (BFD_HOST_64_BIT) */
142 #ifndef BFD_HOST_64_BIT
143 #error No 64 bit integer type available
144 #endif /* ! defined (BFD_HOST_64_BIT) */
146 typedef BFD_HOST_U_64_BIT bfd_vma;
147 typedef BFD_HOST_64_BIT bfd_signed_vma;
148 typedef BFD_HOST_U_64_BIT bfd_size_type;
149 typedef BFD_HOST_U_64_BIT symvalue;
152 #if BFD_HOST_64BIT_LONG
153 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
154 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
156 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
157 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
158 #define fprintf_vma(s,x) \
159 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
160 #define sprintf_vma(s,x) \
161 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
165 #else /* not BFD64 */
167 /* Represent a target address. Also used as a generic unsigned type
168 which is guaranteed to be big enough to hold any arithmetic types
169 we need to deal with. */
170 typedef unsigned long bfd_vma;
172 /* A generic signed type which is guaranteed to be big enough to hold any
173 arithmetic types we need to deal with. Can be assumed to be compatible
174 with bfd_vma in the same way that signed and unsigned ints are compatible
175 (as parameters, in assignment, etc). */
176 typedef long bfd_signed_vma;
178 typedef unsigned long symvalue;
179 typedef unsigned long bfd_size_type;
181 /* Print a bfd_vma x on stream s. */
182 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
183 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
185 #endif /* not BFD64 */
187 /* A pointer to a position in a file. */
188 /* FIXME: This should be using off_t from <sys/types.h>.
189 For now, try to avoid breaking stuff by not including <sys/types.h> here.
190 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
191 Probably the best long-term answer is to avoid using file_ptr AND off_t
192 in this header file, and to handle this in the BFD implementation
193 rather than in its interface. */
194 /* typedef off_t file_ptr; */
195 typedef bfd_signed_vma file_ptr;
196 typedef bfd_vma ufile_ptr;
198 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
199 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
201 #define printf_vma(x) fprintf_vma(stdout,x)
202 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
204 typedef unsigned int flagword; /* 32 bits of flags */
205 typedef unsigned char bfd_byte;
209 typedef enum bfd_format
211 bfd_unknown = 0, /* File format is unknown. */
212 bfd_object, /* Linker/assember/compiler output. */
213 bfd_archive, /* Object archive file. */
214 bfd_core, /* Core dump. */
215 bfd_type_end /* Marks the end; don't use it! */
219 /* Values that may appear in the flags field of a BFD. These also
220 appear in the object_flags field of the bfd_target structure, where
221 they indicate the set of flags used by that backend (not all flags
222 are meaningful for all object file formats) (FIXME: at the moment,
223 the object_flags values have mostly just been copied from backend
224 to another, and are not necessarily correct). */
227 #define BFD_NO_FLAGS 0x00
229 /* BFD contains relocation entries. */
230 #define HAS_RELOC 0x01
232 /* BFD is directly executable. */
235 /* BFD has line number information (basically used for F_LNNO in a
237 #define HAS_LINENO 0x04
239 /* BFD has debugging information. */
240 #define HAS_DEBUG 0x08
242 /* BFD has symbols. */
243 #define HAS_SYMS 0x10
245 /* BFD has local symbols (basically used for F_LSYMS in a COFF
247 #define HAS_LOCALS 0x20
249 /* BFD is a dynamic object. */
252 /* Text section is write protected (if D_PAGED is not set, this is
253 like an a.out NMAGIC file) (the linker sets this by default, but
254 clears it for -r or -N). */
257 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
258 linker sets this by default, but clears it for -r or -n or -N). */
259 #define D_PAGED 0x100
261 /* BFD is relaxable (this means that bfd_relax_section may be able to
262 do something) (sometimes bfd_relax_section can do something even if
264 #define BFD_IS_RELAXABLE 0x200
266 /* This may be set before writing out a BFD to request using a
267 traditional format. For example, this is used to request that when
268 writing out an a.out object the symbols not be hashed to eliminate
270 #define BFD_TRADITIONAL_FORMAT 0x400
272 /* This flag indicates that the BFD contents are actually cached in
273 memory. If this is set, iostream points to a bfd_in_memory struct. */
274 #define BFD_IN_MEMORY 0x800
276 /* Symbols and relocation. */
278 /* A count of carsyms (canonical archive symbols). */
279 typedef unsigned long symindex;
281 /* How to perform a relocation. */
282 typedef const struct reloc_howto_struct reloc_howto_type;
284 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
286 /* General purpose part of a symbol X;
287 target specific parts are in libcoff.h, libaout.h, etc. */
289 #define bfd_get_section(x) ((x)->section)
290 #define bfd_get_output_section(x) ((x)->section->output_section)
291 #define bfd_set_section(x,y) ((x)->section) = (y)
292 #define bfd_asymbol_base(x) ((x)->section->vma)
293 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
294 #define bfd_asymbol_name(x) ((x)->name)
295 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
296 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
297 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
299 /* A canonical archive symbol. */
300 /* This is a type pun with struct ranlib on purpose! */
301 typedef struct carsym
304 file_ptr file_offset; /* Look here to find the file. */
306 carsym; /* To make these you call a carsymogen. */
308 /* Used in generating armaps (archive tables of contents).
309 Perhaps just a forward definition would do? */
310 struct orl /* Output ranlib. */
312 char **name; /* Symbol name. */
317 } u; /* bfd* or file position. */
318 int namidx; /* Index into string table. */
321 /* Linenumber stuff. */
322 typedef struct lineno_cache_entry
324 unsigned int line_number; /* Linenumber from start of function. */
327 struct symbol_cache_entry *sym; /* Function name. */
328 bfd_vma offset; /* Offset into section. */
333 /* Object and core file sections. */
335 #define align_power(addr, align) \
336 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
338 typedef struct sec *sec_ptr;
340 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
341 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
342 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
343 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
344 #define bfd_section_name(bfd, ptr) ((ptr)->name)
345 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
346 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
347 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
348 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
349 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
350 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
352 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
354 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = (boolean)true), true)
355 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
356 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
358 typedef struct stat stat_type;
360 typedef enum bfd_print_symbol
362 bfd_print_symbol_name,
363 bfd_print_symbol_more,
365 } bfd_print_symbol_type;
367 /* Information about a symbol that nm needs. */
369 typedef struct _symbol_info
373 const char *name; /* Symbol name. */
374 unsigned char stab_type; /* Stab type. */
375 char stab_other; /* Stab other. */
376 short stab_desc; /* Stab desc. */
377 const char *stab_name; /* String for stab type. */
380 /* Get the name of a stabs type code. */
382 extern const char *bfd_get_stab_name PARAMS ((int));
384 /* Hash table routines. There is no way to free up a hash table. */
386 /* An element in the hash table. Most uses will actually use a larger
387 structure, and an instance of this will be the first field. */
389 struct bfd_hash_entry
391 /* Next entry for this hash code. */
392 struct bfd_hash_entry *next;
393 /* String being hashed. */
395 /* Hash code. This is the full hash code, not the index into the
402 struct bfd_hash_table
404 /* The hash array. */
405 struct bfd_hash_entry **table;
406 /* The number of slots in the hash table. */
408 /* A function used to create new elements in the hash table. The
409 first entry is itself a pointer to an element. When this
410 function is first invoked, this pointer will be NULL. However,
411 having the pointer permits a hierarchy of method functions to be
412 built each of which calls the function in the superclass. Thus
413 each function should be written to allocate a new block of memory
414 only if the argument is NULL. */
415 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
416 struct bfd_hash_table *,
418 /* An objalloc for this hash table. This is a struct objalloc *,
419 but we use PTR to avoid requiring the inclusion of objalloc.h. */
423 /* Initialize a hash table. */
424 extern boolean bfd_hash_table_init
425 PARAMS ((struct bfd_hash_table *,
426 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
427 struct bfd_hash_table *,
430 /* Initialize a hash table specifying a size. */
431 extern boolean bfd_hash_table_init_n
432 PARAMS ((struct bfd_hash_table *,
433 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
434 struct bfd_hash_table *,
438 /* Free up a hash table. */
439 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
441 /* Look up a string in a hash table. If CREATE is true, a new entry
442 will be created for this string if one does not already exist. The
443 COPY argument must be true if this routine should copy the string
444 into newly allocated memory when adding an entry. */
445 extern struct bfd_hash_entry *bfd_hash_lookup
446 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
449 /* Replace an entry in a hash table. */
450 extern void bfd_hash_replace
451 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
452 struct bfd_hash_entry *nw));
454 /* Base method for creating a hash table entry. */
455 extern struct bfd_hash_entry *bfd_hash_newfunc
456 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
459 /* Grab some space for a hash table entry. */
460 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
463 /* Traverse a hash table in a random order, calling a function on each
464 element. If the function returns false, the traversal stops. The
465 INFO argument is passed to the function. */
466 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
467 boolean (*) (struct bfd_hash_entry *,
471 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
473 /* User program access to BFD facilities. */
475 /* Direct I/O routines, for programs which know more about the object
476 file than BFD does. Use higher level routines if possible. */
478 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
479 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
480 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
481 extern ufile_ptr bfd_tell PARAMS ((bfd *));
482 extern int bfd_flush PARAMS ((bfd *));
483 extern int bfd_stat PARAMS ((bfd *, struct stat *));
485 /* Deprecated old routines. */
487 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
488 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
489 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
490 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
491 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
492 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
494 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
495 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
496 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
497 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
498 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
499 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
501 extern void warn_deprecated
502 PARAMS ((const char *, const char *, int, const char *));
504 /* Cast from const char * to char * so that caller can assign to
505 a char * without a warning. */
506 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
507 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
508 #define bfd_get_format(abfd) ((abfd)->format)
509 #define bfd_get_target(abfd) ((abfd)->xvec->name)
510 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
511 #define bfd_family_coff(abfd) \
512 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
513 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
514 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
515 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
516 #define bfd_header_big_endian(abfd) \
517 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
518 #define bfd_header_little_endian(abfd) \
519 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
520 #define bfd_get_file_flags(abfd) ((abfd)->flags)
521 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
522 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
523 #define bfd_my_archive(abfd) ((abfd)->my_archive)
524 #define bfd_has_map(abfd) ((abfd)->has_armap)
526 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
527 #define bfd_usrdata(abfd) ((abfd)->usrdata)
529 #define bfd_get_start_address(abfd) ((abfd)->start_address)
530 #define bfd_get_symcount(abfd) ((abfd)->symcount)
531 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
532 #define bfd_count_sections(abfd) ((abfd)->section_count)
534 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
536 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
538 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
539 /* NB: This declaration should match the autogenerated one in libbfd.h. */
541 extern boolean bfd_record_phdr
542 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
543 boolean, boolean, unsigned int, struct sec **));
545 /* Byte swapping routines. */
547 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
548 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
549 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
550 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
551 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
552 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
553 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
554 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
555 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
556 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
557 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
558 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
559 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
560 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
561 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
562 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
563 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
564 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
566 /* Byte swapping routines which take size and endiannes as arguments. */
568 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
569 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
571 /* Externally visible ECOFF routines. */
573 #if defined(__STDC__) || defined(ALMOST_STDC)
574 struct ecoff_debug_info;
575 struct ecoff_debug_swap;
577 struct symbol_cache_entry;
578 struct bfd_link_info;
579 struct bfd_link_hash_entry;
580 struct bfd_elf_version_tree;
582 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
583 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
584 extern boolean bfd_ecoff_set_regmasks
585 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
586 unsigned long *cprmask));
587 extern PTR bfd_ecoff_debug_init
588 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
589 const struct ecoff_debug_swap *output_swap,
590 struct bfd_link_info *));
591 extern void bfd_ecoff_debug_free
592 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
593 const struct ecoff_debug_swap *output_swap,
594 struct bfd_link_info *));
595 extern boolean bfd_ecoff_debug_accumulate
596 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
597 const struct ecoff_debug_swap *output_swap,
598 bfd *input_bfd, struct ecoff_debug_info *input_debug,
599 const struct ecoff_debug_swap *input_swap,
600 struct bfd_link_info *));
601 extern boolean bfd_ecoff_debug_accumulate_other
602 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
603 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
604 struct bfd_link_info *));
605 extern boolean bfd_ecoff_debug_externals
606 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
607 const struct ecoff_debug_swap *swap,
608 boolean relocateable,
609 boolean (*get_extr) (struct symbol_cache_entry *,
610 struct ecoff_extr *),
611 void (*set_index) (struct symbol_cache_entry *,
613 extern boolean bfd_ecoff_debug_one_external
614 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
615 const struct ecoff_debug_swap *swap,
616 const char *name, struct ecoff_extr *esym));
617 extern bfd_size_type bfd_ecoff_debug_size
618 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
619 const struct ecoff_debug_swap *swap));
620 extern boolean bfd_ecoff_write_debug
621 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
622 const struct ecoff_debug_swap *swap, file_ptr where));
623 extern boolean bfd_ecoff_write_accumulated_debug
624 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
625 const struct ecoff_debug_swap *swap,
626 struct bfd_link_info *info, file_ptr where));
627 extern boolean bfd_mips_ecoff_create_embedded_relocs
628 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
631 /* Externally visible ELF routines. */
633 struct bfd_link_needed_list
635 struct bfd_link_needed_list *next;
640 extern boolean bfd_elf32_record_link_assignment
641 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
642 extern boolean bfd_elf64_record_link_assignment
643 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
644 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
645 PARAMS ((bfd *, struct bfd_link_info *));
646 extern boolean bfd_elf_get_bfd_needed_list
647 PARAMS ((bfd *, struct bfd_link_needed_list **));
648 extern boolean bfd_elf32_size_dynamic_sections
649 PARAMS ((bfd *, const char *, const char *, const char *,
650 const char * const *, struct bfd_link_info *, struct sec **,
651 struct bfd_elf_version_tree *));
652 extern boolean bfd_elf64_size_dynamic_sections
653 PARAMS ((bfd *, const char *, const char *, const char *,
654 const char * const *, struct bfd_link_info *, struct sec **,
655 struct bfd_elf_version_tree *));
656 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
657 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
658 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
659 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
660 PARAMS ((bfd *, struct bfd_link_info *));
661 extern boolean bfd_elf32_discard_info
662 PARAMS ((bfd *, struct bfd_link_info *));
663 extern boolean bfd_elf64_discard_info
664 PARAMS ((bfd *, struct bfd_link_info *));
666 /* Return an upper bound on the number of bytes required to store a
667 copy of ABFD's program header table entries. Return -1 if an error
668 occurs; bfd_get_error will return an appropriate code. */
669 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
671 /* Copy ABFD's program header table entries to *PHDRS. The entries
672 will be stored as an array of Elf_Internal_Phdr structures, as
673 defined in include/elf/internal.h. To find out how large the
674 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
676 Return the number of program header table entries read, or -1 if an
677 error occurs; bfd_get_error will return an appropriate code. */
678 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
680 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
681 extern int bfd_get_arch_size PARAMS ((bfd *));
683 /* Return true if address "naturally" sign extends, or -1 if not elf. */
684 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
686 extern boolean bfd_m68k_elf32_create_embedded_relocs
687 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
689 extern boolean bfd_mips_elf32_create_embedded_relocs
690 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
693 /* SunOS shared library support routines for the linker. */
695 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
696 PARAMS ((bfd *, struct bfd_link_info *));
697 extern boolean bfd_sunos_record_link_assignment
698 PARAMS ((bfd *, struct bfd_link_info *, const char *));
699 extern boolean bfd_sunos_size_dynamic_sections
700 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
703 /* Linux shared library support routines for the linker. */
705 extern boolean bfd_i386linux_size_dynamic_sections
706 PARAMS ((bfd *, struct bfd_link_info *));
707 extern boolean bfd_m68klinux_size_dynamic_sections
708 PARAMS ((bfd *, struct bfd_link_info *));
709 extern boolean bfd_sparclinux_size_dynamic_sections
710 PARAMS ((bfd *, struct bfd_link_info *));
714 struct _bfd_window_internal;
715 typedef struct _bfd_window_internal bfd_window_internal;
717 typedef struct _bfd_window
719 /* What the user asked for. */
722 /* The actual window used by BFD. Small user-requested read-only
723 regions sharing a page may share a single window into the object
724 file. Read-write versions shouldn't until I've fixed things to
725 keep track of which portions have been claimed by the
726 application; don't want to give the same region back when the
727 application wants two writable copies! */
728 struct _bfd_window_internal *i;
732 extern void bfd_init_window PARAMS ((bfd_window *));
733 extern void bfd_free_window PARAMS ((bfd_window *));
734 extern boolean bfd_get_file_window
735 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
737 /* XCOFF support routines for the linker. */
739 extern boolean bfd_xcoff_link_record_set
740 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
742 extern boolean bfd_xcoff_import_symbol
743 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
744 bfd_vma, const char *, const char *, const char *, unsigned int));
745 extern boolean bfd_xcoff_export_symbol
746 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
747 extern boolean bfd_xcoff_link_count_reloc
748 PARAMS ((bfd *, struct bfd_link_info *, const char *));
749 extern boolean bfd_xcoff_record_link_assignment
750 PARAMS ((bfd *, struct bfd_link_info *, const char *));
751 extern boolean bfd_xcoff_size_dynamic_sections
752 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
753 unsigned long, unsigned long, unsigned long, boolean,
754 int, boolean, boolean, struct sec **, boolean));
755 extern boolean bfd_xcoff_link_generate_rtinit
756 PARAMS ((bfd *, const char *, const char *, boolean));
758 /* XCOFF support routines for ar. */
759 extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((bfd *, char *));
761 /* Externally visible COFF routines. */
763 #if defined(__STDC__) || defined(ALMOST_STDC)
764 struct internal_syment;
765 union internal_auxent;
768 extern boolean bfd_coff_get_syment
769 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
771 extern boolean bfd_coff_get_auxent
772 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
774 extern boolean bfd_coff_set_symbol_class
775 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
777 extern boolean bfd_m68k_coff_create_embedded_relocs
778 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
781 /* ARM Interworking support. Called from linker. */
782 extern boolean bfd_arm_allocate_interworking_sections
783 PARAMS ((struct bfd_link_info *));
785 extern boolean bfd_arm_process_before_allocation
786 PARAMS ((bfd *, struct bfd_link_info *, int));
788 extern boolean bfd_arm_get_bfd_for_interworking
789 PARAMS ((bfd *, struct bfd_link_info *));
791 /* PE ARM Interworking support. Called from linker. */
792 extern boolean bfd_arm_pe_allocate_interworking_sections
793 PARAMS ((struct bfd_link_info *));
795 extern boolean bfd_arm_pe_process_before_allocation
796 PARAMS ((bfd *, struct bfd_link_info *, int));
798 extern boolean bfd_arm_pe_get_bfd_for_interworking
799 PARAMS ((bfd *, struct bfd_link_info *));
801 /* ELF ARM Interworking support. Called from linker. */
802 extern boolean bfd_elf32_arm_allocate_interworking_sections
803 PARAMS ((struct bfd_link_info *));
805 extern boolean bfd_elf32_arm_process_before_allocation
806 PARAMS ((bfd *, struct bfd_link_info *, int));
808 extern boolean bfd_elf32_arm_get_bfd_for_interworking
809 PARAMS ((bfd *, struct bfd_link_info *));
811 extern boolean bfd_elf32_arm_add_glue_sections_to_bfd
812 PARAMS ((bfd *, struct bfd_link_info *));
814 /* TI COFF load page support. */
815 extern void bfd_ticoff_set_section_load_page
816 PARAMS ((struct sec *, int));
818 extern int bfd_ticoff_get_section_load_page
819 PARAMS ((struct sec *));
821 /* Extracted from init.c. */
823 bfd_init PARAMS ((void));
825 /* Extracted from opncls.c. */
827 bfd_openr PARAMS ((const char *filename, const char *target));
830 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
833 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
836 bfd_openw PARAMS ((const char *filename, const char *target));
839 bfd_close PARAMS ((bfd *abfd));
842 bfd_close_all_done PARAMS ((bfd *));
845 bfd_create PARAMS ((const char *filename, bfd *templ));
848 bfd_make_writable PARAMS ((bfd *abfd));
851 bfd_make_readable PARAMS ((bfd *abfd));
853 /* Extracted from libbfd.c. */
855 /* Byte swapping macros for user section data. */
857 #define bfd_put_8(abfd, val, ptr) \
858 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
859 #define bfd_put_signed_8 \
861 #define bfd_get_8(abfd, ptr) \
862 (*(unsigned char *) (ptr) & 0xff)
863 #define bfd_get_signed_8(abfd, ptr) \
864 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
866 #define bfd_put_16(abfd, val, ptr) \
867 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
868 #define bfd_put_signed_16 \
870 #define bfd_get_16(abfd, ptr) \
871 BFD_SEND(abfd, bfd_getx16, (ptr))
872 #define bfd_get_signed_16(abfd, ptr) \
873 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
875 #define bfd_put_32(abfd, val, ptr) \
876 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
877 #define bfd_put_signed_32 \
879 #define bfd_get_32(abfd, ptr) \
880 BFD_SEND(abfd, bfd_getx32, (ptr))
881 #define bfd_get_signed_32(abfd, ptr) \
882 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
884 #define bfd_put_64(abfd, val, ptr) \
885 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
886 #define bfd_put_signed_64 \
888 #define bfd_get_64(abfd, ptr) \
889 BFD_SEND(abfd, bfd_getx64, (ptr))
890 #define bfd_get_signed_64(abfd, ptr) \
891 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
893 #define bfd_get(bits, abfd, ptr) \
894 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
895 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
896 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
897 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
898 : (abort (), (bfd_vma) - 1))
900 #define bfd_put(bits, abfd, val, ptr) \
901 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
902 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
903 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
904 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
905 : (abort (), (void) 0))
908 /* Byte swapping macros for file header data. */
910 #define bfd_h_put_8(abfd, val, ptr) \
911 bfd_put_8 (abfd, val, ptr)
912 #define bfd_h_put_signed_8(abfd, val, ptr) \
913 bfd_put_8 (abfd, val, ptr)
914 #define bfd_h_get_8(abfd, ptr) \
915 bfd_get_8 (abfd, ptr)
916 #define bfd_h_get_signed_8(abfd, ptr) \
917 bfd_get_signed_8 (abfd, ptr)
919 #define bfd_h_put_16(abfd, val, ptr) \
920 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
921 #define bfd_h_put_signed_16 \
923 #define bfd_h_get_16(abfd, ptr) \
924 BFD_SEND (abfd, bfd_h_getx16, (ptr))
925 #define bfd_h_get_signed_16(abfd, ptr) \
926 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
928 #define bfd_h_put_32(abfd, val, ptr) \
929 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
930 #define bfd_h_put_signed_32 \
932 #define bfd_h_get_32(abfd, ptr) \
933 BFD_SEND (abfd, bfd_h_getx32, (ptr))
934 #define bfd_h_get_signed_32(abfd, ptr) \
935 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
937 #define bfd_h_put_64(abfd, val, ptr) \
938 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
939 #define bfd_h_put_signed_64 \
941 #define bfd_h_get_64(abfd, ptr) \
942 BFD_SEND (abfd, bfd_h_getx64, (ptr))
943 #define bfd_h_get_signed_64(abfd, ptr) \
944 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
946 /* Refinements on the above, which should eventually go away. Save
947 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
949 #define H_PUT_64(abfd, val, where) \
950 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
952 #define H_PUT_32(abfd, val, where) \
953 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
955 #define H_PUT_16(abfd, val, where) \
956 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
958 #define H_PUT_8 bfd_h_put_8
960 #define H_PUT_S64(abfd, val, where) \
961 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
963 #define H_PUT_S32(abfd, val, where) \
964 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
966 #define H_PUT_S16(abfd, val, where) \
967 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
969 #define H_PUT_S8 bfd_h_put_signed_8
971 #define H_GET_64(abfd, where) \
972 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
974 #define H_GET_32(abfd, where) \
975 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
977 #define H_GET_16(abfd, where) \
978 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
980 #define H_GET_8 bfd_h_get_8
982 #define H_GET_S64(abfd, where) \
983 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
985 #define H_GET_S32(abfd, where) \
986 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
988 #define H_GET_S16(abfd, where) \
989 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
991 #define H_GET_S8 bfd_h_get_signed_8
994 /* Extracted from section.c. */
995 /* This structure is used for a comdat section, as in PE. A comdat
996 section is associated with a particular symbol. When the linker
997 sees a comdat section, it keeps only one of the sections with a
998 given name and associated with a given symbol. */
1000 struct bfd_comdat_info
1002 /* The name of the symbol associated with a comdat section. */
1005 /* The local symbol table index of the symbol associated with a
1006 comdat section. This is only meaningful to the object file format
1007 specific code; it is not an index into the list returned by
1008 bfd_canonicalize_symtab. */
1014 /* The name of the section; the name isn't a copy, the pointer is
1015 the same as that passed to bfd_make_section. */
1018 /* A unique sequence number. */
1021 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1024 /* The next section in the list belonging to the BFD, or NULL. */
1027 /* The field flags contains attributes of the section. Some
1028 flags are read in from the object file, and some are
1029 synthesized from other information. */
1032 #define SEC_NO_FLAGS 0x000
1034 /* Tells the OS to allocate space for this section when loading.
1035 This is clear for a section containing debug information only. */
1036 #define SEC_ALLOC 0x001
1038 /* Tells the OS to load the section from the file when loading.
1039 This is clear for a .bss section. */
1040 #define SEC_LOAD 0x002
1042 /* The section contains data still to be relocated, so there is
1043 some relocation information too. */
1044 #define SEC_RELOC 0x004
1046 /* ELF reserves 4 processor specific bits and 8 operating system
1047 specific bits in sh_flags; at present we can get away with just
1048 one in communicating between the assembler and BFD, but this
1049 isn't a good long-term solution. */
1050 #define SEC_ARCH_BIT_0 0x008
1052 /* A signal to the OS that the section contains read only data. */
1053 #define SEC_READONLY 0x010
1055 /* The section contains code only. */
1056 #define SEC_CODE 0x020
1058 /* The section contains data only. */
1059 #define SEC_DATA 0x040
1061 /* The section will reside in ROM. */
1062 #define SEC_ROM 0x080
1064 /* The section contains constructor information. This section
1065 type is used by the linker to create lists of constructors and
1066 destructors used by <<g++>>. When a back end sees a symbol
1067 which should be used in a constructor list, it creates a new
1068 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1069 the symbol to it, and builds a relocation. To build the lists
1070 of constructors, all the linker has to do is catenate all the
1071 sections called <<__CTOR_LIST__>> and relocate the data
1072 contained within - exactly the operations it would peform on
1074 #define SEC_CONSTRUCTOR 0x100
1076 /* The section has contents - a data section could be
1077 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1078 <<SEC_HAS_CONTENTS>> */
1079 #define SEC_HAS_CONTENTS 0x200
1081 /* An instruction to the linker to not output the section
1082 even if it has information which would normally be written. */
1083 #define SEC_NEVER_LOAD 0x400
1085 /* The section is a COFF shared library section. This flag is
1086 only for the linker. If this type of section appears in
1087 the input file, the linker must copy it to the output file
1088 without changing the vma or size. FIXME: Although this
1089 was originally intended to be general, it really is COFF
1090 specific (and the flag was renamed to indicate this). It
1091 might be cleaner to have some more general mechanism to
1092 allow the back end to control what the linker does with
1094 #define SEC_COFF_SHARED_LIBRARY 0x800
1096 /* The section contains thread local data. */
1097 #define SEC_THREAD_LOCAL 0x1000
1099 /* The section has GOT references. This flag is only for the
1100 linker, and is currently only used by the elf32-hppa back end.
1101 It will be set if global offset table references were detected
1102 in this section, which indicate to the linker that the section
1103 contains PIC code, and must be handled specially when doing a
1105 #define SEC_HAS_GOT_REF 0x4000
1107 /* The section contains common symbols (symbols may be defined
1108 multiple times, the value of a symbol is the amount of
1109 space it requires, and the largest symbol value is the one
1110 used). Most targets have exactly one of these (which we
1111 translate to bfd_com_section_ptr), but ECOFF has two. */
1112 #define SEC_IS_COMMON 0x8000
1114 /* The section contains only debugging information. For
1115 example, this is set for ELF .debug and .stab sections.
1116 strip tests this flag to see if a section can be
1118 #define SEC_DEBUGGING 0x10000
1120 /* The contents of this section are held in memory pointed to
1121 by the contents field. This is checked by bfd_get_section_contents,
1122 and the data is retrieved from memory if appropriate. */
1123 #define SEC_IN_MEMORY 0x20000
1125 /* The contents of this section are to be excluded by the
1126 linker for executable and shared objects unless those
1127 objects are to be further relocated. */
1128 #define SEC_EXCLUDE 0x40000
1130 /* The contents of this section are to be sorted based on the sum of
1131 the symbol and addend values specified by the associated relocation
1132 entries. Entries without associated relocation entries will be
1133 appended to the end of the section in an unspecified order. */
1134 #define SEC_SORT_ENTRIES 0x80000
1136 /* When linking, duplicate sections of the same name should be
1137 discarded, rather than being combined into a single section as
1138 is usually done. This is similar to how common symbols are
1139 handled. See SEC_LINK_DUPLICATES below. */
1140 #define SEC_LINK_ONCE 0x100000
1142 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1143 should handle duplicate sections. */
1144 #define SEC_LINK_DUPLICATES 0x600000
1146 /* This value for SEC_LINK_DUPLICATES means that duplicate
1147 sections with the same name should simply be discarded. */
1148 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1150 /* This value for SEC_LINK_DUPLICATES means that the linker
1151 should warn if there are any duplicate sections, although
1152 it should still only link one copy. */
1153 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1155 /* This value for SEC_LINK_DUPLICATES means that the linker
1156 should warn if any duplicate sections are a different size. */
1157 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1159 /* This value for SEC_LINK_DUPLICATES means that the linker
1160 should warn if any duplicate sections contain different
1162 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1164 /* This section was created by the linker as part of dynamic
1165 relocation or other arcane processing. It is skipped when
1166 going through the first-pass output, trusting that someone
1167 else up the line will take care of it later. */
1168 #define SEC_LINKER_CREATED 0x800000
1170 /* This section should not be subject to garbage collection. */
1171 #define SEC_KEEP 0x1000000
1173 /* This section contains "short" data, and should be placed
1175 #define SEC_SMALL_DATA 0x2000000
1177 /* This section contains data which may be shared with other
1178 executables or shared objects. */
1179 #define SEC_SHARED 0x4000000
1181 /* When a section with this flag is being linked, then if the size of
1182 the input section is less than a page, it should not cross a page
1183 boundary. If the size of the input section is one page or more, it
1184 should be aligned on a page boundary. */
1185 #define SEC_BLOCK 0x8000000
1187 /* Conditionally link this section; do not link if there are no
1188 references found to any symbol in the section. */
1189 #define SEC_CLINK 0x10000000
1191 /* Attempt to merge identical entities in the section.
1192 Entity size is given in the entsize field. */
1193 #define SEC_MERGE 0x20000000
1195 /* If given with SEC_MERGE, entities to merge are zero terminated
1196 strings where entsize specifies character size instead of fixed
1198 #define SEC_STRINGS 0x40000000
1200 /* This section contains data about section groups. */
1201 #define SEC_GROUP 0x80000000
1203 /* End of section flags. */
1205 /* Some internal packed boolean fields. */
1207 /* See the vma field. */
1208 unsigned int user_set_vma : 1;
1210 /* Whether relocations have been processed. */
1211 unsigned int reloc_done : 1;
1213 /* A mark flag used by some of the linker backends. */
1214 unsigned int linker_mark : 1;
1216 /* Another mark flag used by some of the linker backends. Set for
1217 output sections that have an input section. */
1218 unsigned int linker_has_input : 1;
1220 /* A mark flag used by some linker backends for garbage collection. */
1221 unsigned int gc_mark : 1;
1223 /* Used by the ELF code to mark sections which have been allocated
1225 unsigned int segment_mark : 1;
1227 /* End of internal packed boolean fields. */
1229 /* The virtual memory address of the section - where it will be
1230 at run time. The symbols are relocated against this. The
1231 user_set_vma flag is maintained by bfd; if it's not set, the
1232 backend can assign addresses (for example, in <<a.out>>, where
1233 the default address for <<.data>> is dependent on the specific
1234 target and various flags). */
1237 /* The load address of the section - where it would be in a
1238 rom image; really only used for writing section header
1242 /* The size of the section in octets, as it will be output.
1243 Contains a value even if the section has no contents (e.g., the
1244 size of <<.bss>>). This will be filled in after relocation. */
1245 bfd_size_type _cooked_size;
1247 /* The original size on disk of the section, in octets. Normally this
1248 value is the same as the size, but if some relaxing has
1249 been done, then this value will be bigger. */
1250 bfd_size_type _raw_size;
1252 /* If this section is going to be output, then this value is the
1253 offset in *bytes* into the output section of the first byte in the
1254 input section (byte ==> smallest addressable unit on the
1255 target). In most cases, if this was going to start at the
1256 100th octet (8-bit quantity) in the output section, this value
1257 would be 100. However, if the target byte size is 16 bits
1258 (bfd_octets_per_byte is "2"), this value would be 50. */
1259 bfd_vma output_offset;
1261 /* The output section through which to map on output. */
1262 struct sec *output_section;
1264 /* The alignment requirement of the section, as an exponent of 2 -
1265 e.g., 3 aligns to 2^3 (or 8). */
1266 unsigned int alignment_power;
1268 /* If an input section, a pointer to a vector of relocation
1269 records for the data in this section. */
1270 struct reloc_cache_entry *relocation;
1272 /* If an output section, a pointer to a vector of pointers to
1273 relocation records for the data in this section. */
1274 struct reloc_cache_entry **orelocation;
1276 /* The number of relocation records in one of the above. */
1277 unsigned reloc_count;
1279 /* Information below is back end specific - and not always used
1282 /* File position of section data. */
1285 /* File position of relocation info. */
1286 file_ptr rel_filepos;
1288 /* File position of line data. */
1289 file_ptr line_filepos;
1291 /* Pointer to data for applications. */
1294 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1296 unsigned char *contents;
1298 /* Attached line number information. */
1301 /* Number of line number records. */
1302 unsigned int lineno_count;
1304 /* Entity size for merging purposes. */
1305 unsigned int entsize;
1307 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1308 struct bfd_comdat_info *comdat;
1310 /* When a section is being output, this value changes as more
1311 linenumbers are written out. */
1312 file_ptr moving_line_filepos;
1314 /* What the section number is in the target world. */
1319 /* If this is a constructor section then here is a list of the
1320 relocations created to relocate items within it. */
1321 struct relent_chain *constructor_chain;
1323 /* The BFD which owns the section. */
1326 /* A symbol which points at this section only. */
1327 struct symbol_cache_entry *symbol;
1328 struct symbol_cache_entry **symbol_ptr_ptr;
1330 struct bfd_link_order *link_order_head;
1331 struct bfd_link_order *link_order_tail;
1334 /* These sections are global, and are managed by BFD. The application
1335 and target back end are not permitted to change the values in
1336 these sections. New code should use the section_ptr macros rather
1337 than referring directly to the const sections. The const sections
1338 may eventually vanish. */
1339 #define BFD_ABS_SECTION_NAME "*ABS*"
1340 #define BFD_UND_SECTION_NAME "*UND*"
1341 #define BFD_COM_SECTION_NAME "*COM*"
1342 #define BFD_IND_SECTION_NAME "*IND*"
1344 /* The absolute section. */
1345 extern const asection bfd_abs_section;
1346 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1347 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1348 /* Pointer to the undefined section. */
1349 extern const asection bfd_und_section;
1350 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1351 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1352 /* Pointer to the common section. */
1353 extern const asection bfd_com_section;
1354 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1355 /* Pointer to the indirect section. */
1356 extern const asection bfd_ind_section;
1357 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1358 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1360 #define bfd_is_const_section(SEC) \
1361 ( ((SEC) == bfd_abs_section_ptr) \
1362 || ((SEC) == bfd_und_section_ptr) \
1363 || ((SEC) == bfd_com_section_ptr) \
1364 || ((SEC) == bfd_ind_section_ptr))
1366 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1367 extern const struct symbol_cache_entry * const bfd_com_symbol;
1368 extern const struct symbol_cache_entry * const bfd_und_symbol;
1369 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1370 #define bfd_get_section_size_before_reloc(section) \
1371 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1372 : (section)->_raw_size)
1373 #define bfd_get_section_size_after_reloc(section) \
1374 ((section)->reloc_done ? (section)->_cooked_size \
1375 : (abort (), (bfd_size_type) 1))
1377 /* Macros to handle insertion and deletion of a bfd's sections. These
1378 only handle the list pointers, ie. do not adjust section_count,
1379 target_index etc. */
1380 #define bfd_section_list_remove(ABFD, PS) \
1383 asection **_ps = PS; \
1384 asection *_s = *_ps; \
1386 if (_s->next == NULL) \
1387 (ABFD)->section_tail = _ps; \
1390 #define bfd_section_list_insert(ABFD, PS, S) \
1393 asection **_ps = PS; \
1397 if (_s->next == NULL) \
1398 (ABFD)->section_tail = &_s->next; \
1403 bfd_section_list_clear PARAMS ((bfd *));
1406 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1409 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1410 const char *templat,
1414 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1417 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1420 bfd_make_section PARAMS ((bfd *, const char *name));
1423 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1426 bfd_map_over_sections PARAMS ((bfd *abfd,
1427 void (*func) (bfd *abfd,
1433 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1436 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1437 PTR data, file_ptr offset,
1438 bfd_size_type count));
1441 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1442 PTR location, file_ptr offset,
1443 bfd_size_type count));
1446 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1447 bfd *obfd, asection *osec));
1449 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1450 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1451 (ibfd, isection, obfd, osection))
1453 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1456 bfd_generic_discard_group PARAMS ((bfd *abfd, asection *group));
1458 /* Extracted from archures.c. */
1459 enum bfd_architecture
1461 bfd_arch_unknown, /* File arch not known. */
1462 bfd_arch_obscure, /* Arch known, not one of these. */
1463 bfd_arch_m68k, /* Motorola 68xxx */
1464 #define bfd_mach_m68000 1
1465 #define bfd_mach_m68008 2
1466 #define bfd_mach_m68010 3
1467 #define bfd_mach_m68020 4
1468 #define bfd_mach_m68030 5
1469 #define bfd_mach_m68040 6
1470 #define bfd_mach_m68060 7
1471 #define bfd_mach_cpu32 8
1472 #define bfd_mach_mcf5200 9
1473 #define bfd_mach_mcf5206e 10
1474 #define bfd_mach_mcf5307 11
1475 #define bfd_mach_mcf5407 12
1476 bfd_arch_vax, /* DEC Vax */
1477 bfd_arch_i960, /* Intel 960 */
1478 /* The order of the following is important.
1479 lower number indicates a machine type that
1480 only accepts a subset of the instructions
1481 available to machines with higher numbers.
1482 The exception is the "ca", which is
1483 incompatible with all other machines except
1486 #define bfd_mach_i960_core 1
1487 #define bfd_mach_i960_ka_sa 2
1488 #define bfd_mach_i960_kb_sb 3
1489 #define bfd_mach_i960_mc 4
1490 #define bfd_mach_i960_xa 5
1491 #define bfd_mach_i960_ca 6
1492 #define bfd_mach_i960_jx 7
1493 #define bfd_mach_i960_hx 8
1495 bfd_arch_or32, /* OpenRISC 32 */
1497 bfd_arch_a29k, /* AMD 29000 */
1498 bfd_arch_sparc, /* SPARC */
1499 #define bfd_mach_sparc 1
1500 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1501 #define bfd_mach_sparc_sparclet 2
1502 #define bfd_mach_sparc_sparclite 3
1503 #define bfd_mach_sparc_v8plus 4
1504 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1505 #define bfd_mach_sparc_sparclite_le 6
1506 #define bfd_mach_sparc_v9 7
1507 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1508 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1509 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1510 /* Nonzero if MACH has the v9 instruction set. */
1511 #define bfd_mach_sparc_v9_p(mach) \
1512 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1513 && (mach) != bfd_mach_sparc_sparclite_le)
1514 bfd_arch_mips, /* MIPS Rxxxx */
1515 #define bfd_mach_mips3000 3000
1516 #define bfd_mach_mips3900 3900
1517 #define bfd_mach_mips4000 4000
1518 #define bfd_mach_mips4010 4010
1519 #define bfd_mach_mips4100 4100
1520 #define bfd_mach_mips4111 4111
1521 #define bfd_mach_mips4300 4300
1522 #define bfd_mach_mips4400 4400
1523 #define bfd_mach_mips4600 4600
1524 #define bfd_mach_mips4650 4650
1525 #define bfd_mach_mips5000 5000
1526 #define bfd_mach_mips6000 6000
1527 #define bfd_mach_mips8000 8000
1528 #define bfd_mach_mips10000 10000
1529 #define bfd_mach_mips12000 12000
1530 #define bfd_mach_mips16 16
1531 #define bfd_mach_mips5 5
1532 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1533 #define bfd_mach_mipsisa32 32
1534 #define bfd_mach_mipsisa64 64
1535 bfd_arch_i386, /* Intel 386 */
1536 #define bfd_mach_i386_i386 0
1537 #define bfd_mach_i386_i8086 1
1538 #define bfd_mach_i386_i386_intel_syntax 2
1539 #define bfd_mach_x86_64 3
1540 #define bfd_mach_x86_64_intel_syntax 4
1541 bfd_arch_we32k, /* AT&T WE32xxx */
1542 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1543 bfd_arch_i860, /* Intel 860 */
1544 bfd_arch_i370, /* IBM 360/370 Mainframes */
1545 bfd_arch_romp, /* IBM ROMP PC/RT */
1546 bfd_arch_alliant, /* Alliant */
1547 bfd_arch_convex, /* Convex */
1548 bfd_arch_m88k, /* Motorola 88xxx */
1549 bfd_arch_pyramid, /* Pyramid Technology */
1550 bfd_arch_h8300, /* Hitachi H8/300 */
1551 #define bfd_mach_h8300 1
1552 #define bfd_mach_h8300h 2
1553 #define bfd_mach_h8300s 3
1554 bfd_arch_pdp11, /* DEC PDP-11 */
1555 bfd_arch_powerpc, /* PowerPC */
1556 #define bfd_mach_ppc 0
1557 #define bfd_mach_ppc64 1
1558 #define bfd_mach_ppc_403 403
1559 #define bfd_mach_ppc_403gc 4030
1560 #define bfd_mach_ppc_505 505
1561 #define bfd_mach_ppc_601 601
1562 #define bfd_mach_ppc_602 602
1563 #define bfd_mach_ppc_603 603
1564 #define bfd_mach_ppc_ec603e 6031
1565 #define bfd_mach_ppc_604 604
1566 #define bfd_mach_ppc_620 620
1567 #define bfd_mach_ppc_630 630
1568 #define bfd_mach_ppc_750 750
1569 #define bfd_mach_ppc_860 860
1570 #define bfd_mach_ppc_a35 35
1571 #define bfd_mach_ppc_rs64ii 642
1572 #define bfd_mach_ppc_rs64iii 643
1573 #define bfd_mach_ppc_7400 7400
1574 bfd_arch_rs6000, /* IBM RS/6000 */
1575 #define bfd_mach_rs6k 0
1576 #define bfd_mach_rs6k_rs1 6001
1577 #define bfd_mach_rs6k_rsc 6003
1578 #define bfd_mach_rs6k_rs2 6002
1579 bfd_arch_hppa, /* HP PA RISC */
1580 bfd_arch_d10v, /* Mitsubishi D10V */
1581 #define bfd_mach_d10v 0
1582 #define bfd_mach_d10v_ts2 2
1583 #define bfd_mach_d10v_ts3 3
1584 bfd_arch_d30v, /* Mitsubishi D30V */
1585 bfd_arch_dlx, /* DLX */
1586 bfd_arch_m68hc11, /* Motorola 68HC11 */
1587 bfd_arch_m68hc12, /* Motorola 68HC12 */
1588 bfd_arch_z8k, /* Zilog Z8000 */
1589 #define bfd_mach_z8001 1
1590 #define bfd_mach_z8002 2
1591 bfd_arch_h8500, /* Hitachi H8/500 */
1592 bfd_arch_sh, /* Hitachi SH */
1593 #define bfd_mach_sh 0
1594 #define bfd_mach_sh2 0x20
1595 #define bfd_mach_sh_dsp 0x2d
1596 #define bfd_mach_sh3 0x30
1597 #define bfd_mach_sh3_dsp 0x3d
1598 #define bfd_mach_sh3e 0x3e
1599 #define bfd_mach_sh4 0x40
1600 #define bfd_mach_sh5 0x50
1601 bfd_arch_alpha, /* Dec Alpha */
1602 #define bfd_mach_alpha_ev4 0x10
1603 #define bfd_mach_alpha_ev5 0x20
1604 #define bfd_mach_alpha_ev6 0x30
1605 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1606 #define bfd_mach_arm_2 1
1607 #define bfd_mach_arm_2a 2
1608 #define bfd_mach_arm_3 3
1609 #define bfd_mach_arm_3M 4
1610 #define bfd_mach_arm_4 5
1611 #define bfd_mach_arm_4T 6
1612 #define bfd_mach_arm_5 7
1613 #define bfd_mach_arm_5T 8
1614 #define bfd_mach_arm_5TE 9
1615 #define bfd_mach_arm_XScale 10
1616 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1617 bfd_arch_w65, /* WDC 65816 */
1618 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1619 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1620 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1621 bfd_arch_v850, /* NEC V850 */
1622 #define bfd_mach_v850 0
1623 #define bfd_mach_v850e 'E'
1624 #define bfd_mach_v850ea 'A'
1625 bfd_arch_arc, /* ARC Cores */
1626 #define bfd_mach_arc_5 0
1627 #define bfd_mach_arc_6 1
1628 #define bfd_mach_arc_7 2
1629 #define bfd_mach_arc_8 3
1630 bfd_arch_m32r, /* Mitsubishi M32R/D */
1631 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1632 #define bfd_mach_m32rx 'x'
1633 bfd_arch_mn10200, /* Matsushita MN10200 */
1634 bfd_arch_mn10300, /* Matsushita MN10300 */
1635 #define bfd_mach_mn10300 300
1636 #define bfd_mach_am33 330
1638 #define bfd_mach_fr30 0x46523330
1640 #define bfd_mach_frv 0
1641 #define bfd_mach_frvsimple 1
1642 #define bfd_mach_fr300 300
1643 #define bfd_mach_fr400 400
1644 #define bfd_mach_frvtomcat 499 /* fr500 prototype */
1645 #define bfd_mach_fr500 500
1647 bfd_arch_ia64, /* HP/Intel ia64 */
1648 #define bfd_mach_ia64_elf64 0
1649 #define bfd_mach_ia64_elf32 1
1650 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1651 #define bfd_mach_ip2022 0
1652 #define bfd_mach_ip2022ext 1
1654 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1655 #define bfd_mach_avr1 1
1656 #define bfd_mach_avr2 2
1657 #define bfd_mach_avr3 3
1658 #define bfd_mach_avr4 4
1659 #define bfd_mach_avr5 5
1660 bfd_arch_cris, /* Axis CRIS */
1661 bfd_arch_s390, /* IBM s390 */
1662 #define bfd_mach_s390_31 0
1663 #define bfd_mach_s390_64 1
1664 bfd_arch_openrisc, /* OpenRISC */
1665 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1667 #define bfd_mach_xstormy16 0
1671 typedef struct bfd_arch_info
1674 int bits_per_address;
1676 enum bfd_architecture arch;
1678 const char *arch_name;
1679 const char *printable_name;
1680 unsigned int section_align_power;
1681 /* True if this is the default machine for the architecture.
1682 The default arch should be the first entry for an arch so that
1683 all the entries for that arch can be accessed via <<next>>. */
1684 boolean the_default;
1685 const struct bfd_arch_info * (*compatible)
1686 PARAMS ((const struct bfd_arch_info *a,
1687 const struct bfd_arch_info *b));
1689 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1691 const struct bfd_arch_info *next;
1696 bfd_printable_name PARAMS ((bfd *abfd));
1698 const bfd_arch_info_type *
1699 bfd_scan_arch PARAMS ((const char *string));
1702 bfd_arch_list PARAMS ((void));
1704 const bfd_arch_info_type *
1705 bfd_arch_get_compatible PARAMS ((
1710 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1712 enum bfd_architecture
1713 bfd_get_arch PARAMS ((bfd *abfd));
1716 bfd_get_mach PARAMS ((bfd *abfd));
1719 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1722 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1724 const bfd_arch_info_type *
1725 bfd_get_arch_info PARAMS ((bfd *abfd));
1727 const bfd_arch_info_type *
1728 bfd_lookup_arch PARAMS ((enum bfd_architecture
1730 unsigned long machine));
1733 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1736 bfd_octets_per_byte PARAMS ((bfd *abfd));
1739 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1740 unsigned long machine));
1742 /* Extracted from reloc.c. */
1743 typedef enum bfd_reloc_status
1745 /* No errors detected. */
1748 /* The relocation was performed, but there was an overflow. */
1751 /* The address to relocate was not within the section supplied. */
1752 bfd_reloc_outofrange,
1754 /* Used by special functions. */
1757 /* Unsupported relocation size requested. */
1758 bfd_reloc_notsupported,
1763 /* The symbol to relocate against was undefined. */
1764 bfd_reloc_undefined,
1766 /* The relocation was performed, but may not be ok - presently
1767 generated only when linking i960 coff files with i960 b.out
1768 symbols. If this type is returned, the error_message argument
1769 to bfd_perform_relocation will be set. */
1772 bfd_reloc_status_type;
1775 typedef struct reloc_cache_entry
1777 /* A pointer into the canonical table of pointers. */
1778 struct symbol_cache_entry **sym_ptr_ptr;
1780 /* offset in section. */
1781 bfd_size_type address;
1783 /* addend for relocation value. */
1786 /* Pointer to how to perform the required relocation. */
1787 reloc_howto_type *howto;
1792 enum complain_overflow
1794 /* Do not complain on overflow. */
1795 complain_overflow_dont,
1797 /* Complain if the bitfield overflows, whether it is considered
1798 as signed or unsigned. */
1799 complain_overflow_bitfield,
1801 /* Complain if the value overflows when considered as signed
1803 complain_overflow_signed,
1805 /* Complain if the value overflows when considered as an
1807 complain_overflow_unsigned
1810 struct reloc_howto_struct
1812 /* The type field has mainly a documentary use - the back end can
1813 do what it wants with it, though normally the back end's
1814 external idea of what a reloc number is stored
1815 in this field. For example, a PC relative word relocation
1816 in a coff environment has the type 023 - because that's
1817 what the outside world calls a R_PCRWORD reloc. */
1820 /* The value the final relocation is shifted right by. This drops
1821 unwanted data from the relocation. */
1822 unsigned int rightshift;
1824 /* The size of the item to be relocated. This is *not* a
1825 power-of-two measure. To get the number of bytes operated
1826 on by a type of relocation, use bfd_get_reloc_size. */
1829 /* The number of bits in the item to be relocated. This is used
1830 when doing overflow checking. */
1831 unsigned int bitsize;
1833 /* Notes that the relocation is relative to the location in the
1834 data section of the addend. The relocation function will
1835 subtract from the relocation value the address of the location
1837 boolean pc_relative;
1839 /* The bit position of the reloc value in the destination.
1840 The relocated value is left shifted by this amount. */
1841 unsigned int bitpos;
1843 /* What type of overflow error should be checked for when
1845 enum complain_overflow complain_on_overflow;
1847 /* If this field is non null, then the supplied function is
1848 called rather than the normal function. This allows really
1849 strange relocation methods to be accomodated (e.g., i960 callj
1851 bfd_reloc_status_type (*special_function)
1852 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1855 /* The textual name of the relocation type. */
1858 /* Some formats record a relocation addend in the section contents
1859 rather than with the relocation. For ELF formats this is the
1860 distinction between USE_REL and USE_RELA (though the code checks
1861 for USE_REL == 1/0). The value of this field is TRUE if the
1862 addend is recorded with the section contents; when performing a
1863 partial link (ld -r) the section contents (the data) will be
1864 modified. The value of this field is FALSE if addends are
1865 recorded with the relocation (in arelent.addend); when performing
1866 a partial link the relocation will be modified.
1867 All relocations for all ELF USE_RELA targets should set this field
1868 to FALSE (values of TRUE should be looked on with suspicion).
1869 However, the converse is not true: not all relocations of all ELF
1870 USE_REL targets set this field to TRUE. Why this is so is peculiar
1871 to each particular target. For relocs that aren't used in partial
1872 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1873 boolean partial_inplace;
1875 /* The src_mask selects which parts of the read in data
1876 are to be used in the relocation sum. E.g., if this was an 8 bit
1877 byte of data which we read and relocated, this would be
1878 0x000000ff. When we have relocs which have an addend, such as
1879 sun4 extended relocs, the value in the offset part of a
1880 relocating field is garbage so we never use it. In this case
1881 the mask would be 0x00000000. */
1884 /* The dst_mask selects which parts of the instruction are replaced
1885 into the instruction. In most cases src_mask == dst_mask,
1886 except in the above special case, where dst_mask would be
1887 0x000000ff, and src_mask would be 0x00000000. */
1890 /* When some formats create PC relative instructions, they leave
1891 the value of the pc of the place being relocated in the offset
1892 slot of the instruction, so that a PC relative relocation can
1893 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1894 Some formats leave the displacement part of an instruction
1895 empty (e.g., m88k bcs); this flag signals the fact. */
1896 boolean pcrel_offset;
1899 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1900 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1901 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1902 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1903 NAME, false, 0, 0, IN)
1905 #define EMPTY_HOWTO(C) \
1906 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1907 NULL, false, 0, 0, false)
1909 #define HOWTO_PREPARE(relocation, symbol) \
1911 if (symbol != (asymbol *) NULL) \
1913 if (bfd_is_com_section (symbol->section)) \
1919 relocation = symbol->value; \
1925 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1927 typedef struct relent_chain
1930 struct relent_chain *next;
1934 bfd_reloc_status_type
1935 bfd_check_overflow PARAMS ((enum complain_overflow how,
1936 unsigned int bitsize,
1937 unsigned int rightshift,
1938 unsigned int addrsize,
1939 bfd_vma relocation));
1941 bfd_reloc_status_type
1942 bfd_perform_relocation PARAMS ((bfd *abfd,
1943 arelent *reloc_entry,
1945 asection *input_section,
1947 char **error_message));
1949 bfd_reloc_status_type
1950 bfd_install_relocation PARAMS ((bfd *abfd,
1951 arelent *reloc_entry,
1952 PTR data, bfd_vma data_start,
1953 asection *input_section,
1954 char **error_message));
1956 enum bfd_reloc_code_real {
1957 _dummy_first_bfd_reloc_code_real,
1960 /* Basic absolute relocations of N bits. */
1969 /* PC-relative relocations. Sometimes these are relative to the address
1970 of the relocation itself; sometimes they are relative to the start of
1971 the section containing the relocation. It depends on the specific target.
1973 The 24-bit relocation is used in some Intel 960 configurations. */
1982 BFD_RELOC_32_GOT_PCREL,
1983 BFD_RELOC_16_GOT_PCREL,
1984 BFD_RELOC_8_GOT_PCREL,
1985 BFD_RELOC_32_GOTOFF,
1986 BFD_RELOC_16_GOTOFF,
1987 BFD_RELOC_LO16_GOTOFF,
1988 BFD_RELOC_HI16_GOTOFF,
1989 BFD_RELOC_HI16_S_GOTOFF,
1991 BFD_RELOC_64_PLT_PCREL,
1992 BFD_RELOC_32_PLT_PCREL,
1993 BFD_RELOC_24_PLT_PCREL,
1994 BFD_RELOC_16_PLT_PCREL,
1995 BFD_RELOC_8_PLT_PCREL,
1996 BFD_RELOC_64_PLTOFF,
1997 BFD_RELOC_32_PLTOFF,
1998 BFD_RELOC_16_PLTOFF,
1999 BFD_RELOC_LO16_PLTOFF,
2000 BFD_RELOC_HI16_PLTOFF,
2001 BFD_RELOC_HI16_S_PLTOFF,
2004 /* Relocations used by 68K ELF. */
2005 BFD_RELOC_68K_GLOB_DAT,
2006 BFD_RELOC_68K_JMP_SLOT,
2007 BFD_RELOC_68K_RELATIVE,
2009 /* Linkage-table relative. */
2010 BFD_RELOC_32_BASEREL,
2011 BFD_RELOC_16_BASEREL,
2012 BFD_RELOC_LO16_BASEREL,
2013 BFD_RELOC_HI16_BASEREL,
2014 BFD_RELOC_HI16_S_BASEREL,
2015 BFD_RELOC_8_BASEREL,
2018 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2021 /* These PC-relative relocations are stored as word displacements --
2022 i.e., byte displacements shifted right two bits. The 30-bit word
2023 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2024 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2025 signed 16-bit displacement is used on the MIPS, and the 23-bit
2026 displacement is used on the Alpha. */
2027 BFD_RELOC_32_PCREL_S2,
2028 BFD_RELOC_16_PCREL_S2,
2029 BFD_RELOC_23_PCREL_S2,
2031 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2032 the target word. These are used on the SPARC. */
2036 /* For systems that allocate a Global Pointer register, these are
2037 displacements off that register. These relocation types are
2038 handled specially, because the value the register will have is
2039 decided relatively late. */
2043 /* Reloc types used for i960/b.out. */
2044 BFD_RELOC_I960_CALLJ,
2046 /* SPARC ELF relocations. There is probably some overlap with other
2047 relocation types already defined. */
2049 BFD_RELOC_SPARC_WDISP22,
2052 BFD_RELOC_SPARC_GOT10,
2053 BFD_RELOC_SPARC_GOT13,
2054 BFD_RELOC_SPARC_GOT22,
2055 BFD_RELOC_SPARC_PC10,
2056 BFD_RELOC_SPARC_PC22,
2057 BFD_RELOC_SPARC_WPLT30,
2058 BFD_RELOC_SPARC_COPY,
2059 BFD_RELOC_SPARC_GLOB_DAT,
2060 BFD_RELOC_SPARC_JMP_SLOT,
2061 BFD_RELOC_SPARC_RELATIVE,
2062 BFD_RELOC_SPARC_UA16,
2063 BFD_RELOC_SPARC_UA32,
2064 BFD_RELOC_SPARC_UA64,
2066 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2067 BFD_RELOC_SPARC_BASE13,
2068 BFD_RELOC_SPARC_BASE22,
2070 /* SPARC64 relocations */
2071 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2074 BFD_RELOC_SPARC_OLO10,
2075 BFD_RELOC_SPARC_HH22,
2076 BFD_RELOC_SPARC_HM10,
2077 BFD_RELOC_SPARC_LM22,
2078 BFD_RELOC_SPARC_PC_HH22,
2079 BFD_RELOC_SPARC_PC_HM10,
2080 BFD_RELOC_SPARC_PC_LM22,
2081 BFD_RELOC_SPARC_WDISP16,
2082 BFD_RELOC_SPARC_WDISP19,
2086 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2087 BFD_RELOC_SPARC_PLT32,
2088 BFD_RELOC_SPARC_PLT64,
2089 BFD_RELOC_SPARC_HIX22,
2090 BFD_RELOC_SPARC_LOX10,
2091 BFD_RELOC_SPARC_H44,
2092 BFD_RELOC_SPARC_M44,
2093 BFD_RELOC_SPARC_L44,
2094 BFD_RELOC_SPARC_REGISTER,
2096 /* SPARC little endian relocation */
2097 BFD_RELOC_SPARC_REV32,
2099 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2100 "addend" in some special way.
2101 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2102 writing; when reading, it will be the absolute section symbol. The
2103 addend is the displacement in bytes of the "lda" instruction from
2104 the "ldah" instruction (which is at the address of this reloc). */
2105 BFD_RELOC_ALPHA_GPDISP_HI16,
2107 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2108 with GPDISP_HI16 relocs. The addend is ignored when writing the
2109 relocations out, and is filled in with the file's GP value on
2110 reading, for convenience. */
2111 BFD_RELOC_ALPHA_GPDISP_LO16,
2113 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2114 relocation except that there is no accompanying GPDISP_LO16
2116 BFD_RELOC_ALPHA_GPDISP,
2118 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2119 the assembler turns it into a LDQ instruction to load the address of
2120 the symbol, and then fills in a register in the real instruction.
2122 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2123 section symbol. The addend is ignored when writing, but is filled
2124 in with the file's GP value on reading, for convenience, as with the
2127 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2128 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2129 but it generates output not based on the position within the .got
2130 section, but relative to the GP value chosen for the file during the
2133 The LITUSE reloc, on the instruction using the loaded address, gives
2134 information to the linker that it might be able to use to optimize
2135 away some literal section references. The symbol is ignored (read
2136 as the absolute section symbol), and the "addend" indicates the type
2137 of instruction using the register:
2138 1 - "memory" fmt insn
2139 2 - byte-manipulation (byte offset reg)
2140 3 - jsr (target of branch) */
2141 BFD_RELOC_ALPHA_LITERAL,
2142 BFD_RELOC_ALPHA_ELF_LITERAL,
2143 BFD_RELOC_ALPHA_LITUSE,
2145 /* The HINT relocation indicates a value that should be filled into the
2146 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2147 prediction logic which may be provided on some processors. */
2148 BFD_RELOC_ALPHA_HINT,
2150 /* The LINKAGE relocation outputs a linkage pair in the object file,
2151 which is filled by the linker. */
2152 BFD_RELOC_ALPHA_LINKAGE,
2154 /* The CODEADDR relocation outputs a STO_CA in the object file,
2155 which is filled by the linker. */
2156 BFD_RELOC_ALPHA_CODEADDR,
2158 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2160 BFD_RELOC_ALPHA_GPREL_HI16,
2161 BFD_RELOC_ALPHA_GPREL_LO16,
2163 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2164 share a common GP, and the target address is adjusted for
2165 STO_ALPHA_STD_GPLOAD. */
2166 BFD_RELOC_ALPHA_BRSGP,
2168 /* Alpha thread-local storage relocations. */
2169 BFD_RELOC_ALPHA_TLSGD,
2170 BFD_RELOC_ALPHA_TLSLDM,
2171 BFD_RELOC_ALPHA_DTPMOD64,
2172 BFD_RELOC_ALPHA_GOTDTPREL16,
2173 BFD_RELOC_ALPHA_DTPREL64,
2174 BFD_RELOC_ALPHA_DTPREL_HI16,
2175 BFD_RELOC_ALPHA_DTPREL_LO16,
2176 BFD_RELOC_ALPHA_DTPREL16,
2177 BFD_RELOC_ALPHA_GOTTPREL16,
2178 BFD_RELOC_ALPHA_TPREL64,
2179 BFD_RELOC_ALPHA_TPREL_HI16,
2180 BFD_RELOC_ALPHA_TPREL_LO16,
2181 BFD_RELOC_ALPHA_TPREL16,
2183 /* Bits 27..2 of the relocation address shifted right 2 bits;
2184 simple reloc otherwise. */
2187 /* The MIPS16 jump instruction. */
2188 BFD_RELOC_MIPS16_JMP,
2190 /* MIPS16 GP relative reloc. */
2191 BFD_RELOC_MIPS16_GPREL,
2193 /* High 16 bits of 32-bit value; simple reloc. */
2196 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2197 extended and added to form the final result. If the low 16
2198 bits form a negative number, we need to add one to the high value
2199 to compensate for the borrow when the low bits are added. */
2205 /* Like BFD_RELOC_HI16_S, but PC relative. */
2206 BFD_RELOC_PCREL_HI16_S,
2208 /* Like BFD_RELOC_LO16, but PC relative. */
2209 BFD_RELOC_PCREL_LO16,
2211 /* Relocation against a MIPS literal section. */
2212 BFD_RELOC_MIPS_LITERAL,
2214 /* MIPS ELF relocations. */
2215 BFD_RELOC_MIPS_GOT16,
2216 BFD_RELOC_MIPS_CALL16,
2217 BFD_RELOC_MIPS_GOT_HI16,
2218 BFD_RELOC_MIPS_GOT_LO16,
2219 BFD_RELOC_MIPS_CALL_HI16,
2220 BFD_RELOC_MIPS_CALL_LO16,
2222 BFD_RELOC_MIPS_GOT_PAGE,
2223 BFD_RELOC_MIPS_GOT_OFST,
2224 BFD_RELOC_MIPS_GOT_DISP,
2225 BFD_RELOC_MIPS_SHIFT5,
2226 BFD_RELOC_MIPS_SHIFT6,
2227 BFD_RELOC_MIPS_INSERT_A,
2228 BFD_RELOC_MIPS_INSERT_B,
2229 BFD_RELOC_MIPS_DELETE,
2230 BFD_RELOC_MIPS_HIGHEST,
2231 BFD_RELOC_MIPS_HIGHER,
2232 BFD_RELOC_MIPS_SCN_DISP,
2233 BFD_RELOC_MIPS_REL16,
2234 BFD_RELOC_MIPS_RELGOT,
2235 BFD_RELOC_MIPS_JALR,
2237 /* Fujitsu Frv Relocations. */
2238 BFD_RELOC_FRV_LABEL16,
2239 BFD_RELOC_FRV_LABEL24,
2242 BFD_RELOC_FRV_GPREL12,
2243 BFD_RELOC_FRV_GPRELU12,
2244 BFD_RELOC_FRV_GPREL32,
2245 BFD_RELOC_FRV_GPRELHI,
2246 BFD_RELOC_FRV_GPRELLO,
2249 /* i386/elf relocations */
2250 BFD_RELOC_386_GOT32,
2251 BFD_RELOC_386_PLT32,
2253 BFD_RELOC_386_GLOB_DAT,
2254 BFD_RELOC_386_JUMP_SLOT,
2255 BFD_RELOC_386_RELATIVE,
2256 BFD_RELOC_386_GOTOFF,
2257 BFD_RELOC_386_GOTPC,
2258 BFD_RELOC_386_TLS_LE,
2259 BFD_RELOC_386_TLS_GD,
2260 BFD_RELOC_386_TLS_LDM,
2261 BFD_RELOC_386_TLS_LDO_32,
2262 BFD_RELOC_386_TLS_IE_32,
2263 BFD_RELOC_386_TLS_LE_32,
2264 BFD_RELOC_386_TLS_DTPMOD32,
2265 BFD_RELOC_386_TLS_DTPOFF32,
2266 BFD_RELOC_386_TLS_TPOFF32,
2268 /* x86-64/elf relocations */
2269 BFD_RELOC_X86_64_GOT32,
2270 BFD_RELOC_X86_64_PLT32,
2271 BFD_RELOC_X86_64_COPY,
2272 BFD_RELOC_X86_64_GLOB_DAT,
2273 BFD_RELOC_X86_64_JUMP_SLOT,
2274 BFD_RELOC_X86_64_RELATIVE,
2275 BFD_RELOC_X86_64_GOTPCREL,
2276 BFD_RELOC_X86_64_32S,
2278 /* ns32k relocations */
2279 BFD_RELOC_NS32K_IMM_8,
2280 BFD_RELOC_NS32K_IMM_16,
2281 BFD_RELOC_NS32K_IMM_32,
2282 BFD_RELOC_NS32K_IMM_8_PCREL,
2283 BFD_RELOC_NS32K_IMM_16_PCREL,
2284 BFD_RELOC_NS32K_IMM_32_PCREL,
2285 BFD_RELOC_NS32K_DISP_8,
2286 BFD_RELOC_NS32K_DISP_16,
2287 BFD_RELOC_NS32K_DISP_32,
2288 BFD_RELOC_NS32K_DISP_8_PCREL,
2289 BFD_RELOC_NS32K_DISP_16_PCREL,
2290 BFD_RELOC_NS32K_DISP_32_PCREL,
2292 /* PDP11 relocations */
2293 BFD_RELOC_PDP11_DISP_8_PCREL,
2294 BFD_RELOC_PDP11_DISP_6_PCREL,
2296 /* Picojava relocs. Not all of these appear in object files. */
2297 BFD_RELOC_PJ_CODE_HI16,
2298 BFD_RELOC_PJ_CODE_LO16,
2299 BFD_RELOC_PJ_CODE_DIR16,
2300 BFD_RELOC_PJ_CODE_DIR32,
2301 BFD_RELOC_PJ_CODE_REL16,
2302 BFD_RELOC_PJ_CODE_REL32,
2304 /* Power(rs6000) and PowerPC relocations. */
2307 BFD_RELOC_PPC_TOC16,
2309 BFD_RELOC_PPC_B16_BRTAKEN,
2310 BFD_RELOC_PPC_B16_BRNTAKEN,
2312 BFD_RELOC_PPC_BA16_BRTAKEN,
2313 BFD_RELOC_PPC_BA16_BRNTAKEN,
2315 BFD_RELOC_PPC_GLOB_DAT,
2316 BFD_RELOC_PPC_JMP_SLOT,
2317 BFD_RELOC_PPC_RELATIVE,
2318 BFD_RELOC_PPC_LOCAL24PC,
2319 BFD_RELOC_PPC_EMB_NADDR32,
2320 BFD_RELOC_PPC_EMB_NADDR16,
2321 BFD_RELOC_PPC_EMB_NADDR16_LO,
2322 BFD_RELOC_PPC_EMB_NADDR16_HI,
2323 BFD_RELOC_PPC_EMB_NADDR16_HA,
2324 BFD_RELOC_PPC_EMB_SDAI16,
2325 BFD_RELOC_PPC_EMB_SDA2I16,
2326 BFD_RELOC_PPC_EMB_SDA2REL,
2327 BFD_RELOC_PPC_EMB_SDA21,
2328 BFD_RELOC_PPC_EMB_MRKREF,
2329 BFD_RELOC_PPC_EMB_RELSEC16,
2330 BFD_RELOC_PPC_EMB_RELST_LO,
2331 BFD_RELOC_PPC_EMB_RELST_HI,
2332 BFD_RELOC_PPC_EMB_RELST_HA,
2333 BFD_RELOC_PPC_EMB_BIT_FLD,
2334 BFD_RELOC_PPC_EMB_RELSDA,
2335 BFD_RELOC_PPC64_HIGHER,
2336 BFD_RELOC_PPC64_HIGHER_S,
2337 BFD_RELOC_PPC64_HIGHEST,
2338 BFD_RELOC_PPC64_HIGHEST_S,
2339 BFD_RELOC_PPC64_TOC16_LO,
2340 BFD_RELOC_PPC64_TOC16_HI,
2341 BFD_RELOC_PPC64_TOC16_HA,
2342 BFD_RELOC_PPC64_TOC,
2343 BFD_RELOC_PPC64_PLTGOT16,
2344 BFD_RELOC_PPC64_PLTGOT16_LO,
2345 BFD_RELOC_PPC64_PLTGOT16_HI,
2346 BFD_RELOC_PPC64_PLTGOT16_HA,
2347 BFD_RELOC_PPC64_ADDR16_DS,
2348 BFD_RELOC_PPC64_ADDR16_LO_DS,
2349 BFD_RELOC_PPC64_GOT16_DS,
2350 BFD_RELOC_PPC64_GOT16_LO_DS,
2351 BFD_RELOC_PPC64_PLT16_LO_DS,
2352 BFD_RELOC_PPC64_SECTOFF_DS,
2353 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2354 BFD_RELOC_PPC64_TOC16_DS,
2355 BFD_RELOC_PPC64_TOC16_LO_DS,
2356 BFD_RELOC_PPC64_PLTGOT16_DS,
2357 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2359 /* IBM 370/390 relocations */
2362 /* The type of reloc used to build a contructor table - at the moment
2363 probably a 32 bit wide absolute relocation, but the target can choose.
2364 It generally does map to one of the other relocation types. */
2367 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2368 not stored in the instruction. */
2369 BFD_RELOC_ARM_PCREL_BRANCH,
2371 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2372 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2373 field in the instruction. */
2374 BFD_RELOC_ARM_PCREL_BLX,
2376 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2377 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2378 field in the instruction. */
2379 BFD_RELOC_THUMB_PCREL_BLX,
2381 /* These relocs are only used within the ARM assembler. They are not
2382 (at present) written to any object files. */
2383 BFD_RELOC_ARM_IMMEDIATE,
2384 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2385 BFD_RELOC_ARM_OFFSET_IMM,
2386 BFD_RELOC_ARM_SHIFT_IMM,
2388 BFD_RELOC_ARM_MULTI,
2389 BFD_RELOC_ARM_CP_OFF_IMM,
2390 BFD_RELOC_ARM_ADR_IMM,
2391 BFD_RELOC_ARM_LDR_IMM,
2392 BFD_RELOC_ARM_LITERAL,
2393 BFD_RELOC_ARM_IN_POOL,
2394 BFD_RELOC_ARM_OFFSET_IMM8,
2395 BFD_RELOC_ARM_HWLITERAL,
2396 BFD_RELOC_ARM_THUMB_ADD,
2397 BFD_RELOC_ARM_THUMB_IMM,
2398 BFD_RELOC_ARM_THUMB_SHIFT,
2399 BFD_RELOC_ARM_THUMB_OFFSET,
2400 BFD_RELOC_ARM_GOT12,
2401 BFD_RELOC_ARM_GOT32,
2402 BFD_RELOC_ARM_JUMP_SLOT,
2404 BFD_RELOC_ARM_GLOB_DAT,
2405 BFD_RELOC_ARM_PLT32,
2406 BFD_RELOC_ARM_RELATIVE,
2407 BFD_RELOC_ARM_GOTOFF,
2408 BFD_RELOC_ARM_GOTPC,
2410 /* Hitachi SH relocs. Not all of these appear in object files. */
2411 BFD_RELOC_SH_PCDISP8BY2,
2412 BFD_RELOC_SH_PCDISP12BY2,
2414 BFD_RELOC_SH_IMM4BY2,
2415 BFD_RELOC_SH_IMM4BY4,
2417 BFD_RELOC_SH_IMM8BY2,
2418 BFD_RELOC_SH_IMM8BY4,
2419 BFD_RELOC_SH_PCRELIMM8BY2,
2420 BFD_RELOC_SH_PCRELIMM8BY4,
2421 BFD_RELOC_SH_SWITCH16,
2422 BFD_RELOC_SH_SWITCH32,
2429 BFD_RELOC_SH_LOOP_START,
2430 BFD_RELOC_SH_LOOP_END,
2432 BFD_RELOC_SH_GLOB_DAT,
2433 BFD_RELOC_SH_JMP_SLOT,
2434 BFD_RELOC_SH_RELATIVE,
2436 BFD_RELOC_SH_GOT_LOW16,
2437 BFD_RELOC_SH_GOT_MEDLOW16,
2438 BFD_RELOC_SH_GOT_MEDHI16,
2439 BFD_RELOC_SH_GOT_HI16,
2440 BFD_RELOC_SH_GOTPLT_LOW16,
2441 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2442 BFD_RELOC_SH_GOTPLT_MEDHI16,
2443 BFD_RELOC_SH_GOTPLT_HI16,
2444 BFD_RELOC_SH_PLT_LOW16,
2445 BFD_RELOC_SH_PLT_MEDLOW16,
2446 BFD_RELOC_SH_PLT_MEDHI16,
2447 BFD_RELOC_SH_PLT_HI16,
2448 BFD_RELOC_SH_GOTOFF_LOW16,
2449 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2450 BFD_RELOC_SH_GOTOFF_MEDHI16,
2451 BFD_RELOC_SH_GOTOFF_HI16,
2452 BFD_RELOC_SH_GOTPC_LOW16,
2453 BFD_RELOC_SH_GOTPC_MEDLOW16,
2454 BFD_RELOC_SH_GOTPC_MEDHI16,
2455 BFD_RELOC_SH_GOTPC_HI16,
2456 BFD_RELOC_SH_COPY64,
2457 BFD_RELOC_SH_GLOB_DAT64,
2458 BFD_RELOC_SH_JMP_SLOT64,
2459 BFD_RELOC_SH_RELATIVE64,
2460 BFD_RELOC_SH_GOT10BY4,
2461 BFD_RELOC_SH_GOT10BY8,
2462 BFD_RELOC_SH_GOTPLT10BY4,
2463 BFD_RELOC_SH_GOTPLT10BY8,
2464 BFD_RELOC_SH_GOTPLT32,
2465 BFD_RELOC_SH_SHMEDIA_CODE,
2468 BFD_RELOC_SH_IMMS6BY32,
2470 BFD_RELOC_SH_IMMS10,
2471 BFD_RELOC_SH_IMMS10BY2,
2472 BFD_RELOC_SH_IMMS10BY4,
2473 BFD_RELOC_SH_IMMS10BY8,
2474 BFD_RELOC_SH_IMMS16,
2475 BFD_RELOC_SH_IMMU16,
2476 BFD_RELOC_SH_IMM_LOW16,
2477 BFD_RELOC_SH_IMM_LOW16_PCREL,
2478 BFD_RELOC_SH_IMM_MEDLOW16,
2479 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2480 BFD_RELOC_SH_IMM_MEDHI16,
2481 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2482 BFD_RELOC_SH_IMM_HI16,
2483 BFD_RELOC_SH_IMM_HI16_PCREL,
2486 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2487 be zero and is not stored in the instruction. */
2488 BFD_RELOC_THUMB_PCREL_BRANCH9,
2489 BFD_RELOC_THUMB_PCREL_BRANCH12,
2490 BFD_RELOC_THUMB_PCREL_BRANCH23,
2492 /* ARC Cores relocs.
2493 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2494 not stored in the instruction. The high 20 bits are installed in bits 26
2495 through 7 of the instruction. */
2496 BFD_RELOC_ARC_B22_PCREL,
2498 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2499 stored in the instruction. The high 24 bits are installed in bits 23
2503 /* Mitsubishi D10V relocs.
2504 This is a 10-bit reloc with the right 2 bits
2506 BFD_RELOC_D10V_10_PCREL_R,
2508 /* Mitsubishi D10V relocs.
2509 This is a 10-bit reloc with the right 2 bits
2510 assumed to be 0. This is the same as the previous reloc
2511 except it is in the left container, i.e.,
2512 shifted left 15 bits. */
2513 BFD_RELOC_D10V_10_PCREL_L,
2515 /* This is an 18-bit reloc with the right 2 bits
2519 /* This is an 18-bit reloc with the right 2 bits
2521 BFD_RELOC_D10V_18_PCREL,
2523 /* Mitsubishi D30V relocs.
2524 This is a 6-bit absolute reloc. */
2527 /* This is a 6-bit pc-relative reloc with
2528 the right 3 bits assumed to be 0. */
2529 BFD_RELOC_D30V_9_PCREL,
2531 /* This is a 6-bit pc-relative reloc with
2532 the right 3 bits assumed to be 0. Same
2533 as the previous reloc but on the right side
2534 of the container. */
2535 BFD_RELOC_D30V_9_PCREL_R,
2537 /* This is a 12-bit absolute reloc with the
2538 right 3 bitsassumed to be 0. */
2541 /* This is a 12-bit pc-relative reloc with
2542 the right 3 bits assumed to be 0. */
2543 BFD_RELOC_D30V_15_PCREL,
2545 /* This is a 12-bit pc-relative reloc with
2546 the right 3 bits assumed to be 0. Same
2547 as the previous reloc but on the right side
2548 of the container. */
2549 BFD_RELOC_D30V_15_PCREL_R,
2551 /* This is an 18-bit absolute reloc with
2552 the right 3 bits assumed to be 0. */
2555 /* This is an 18-bit pc-relative reloc with
2556 the right 3 bits assumed to be 0. */
2557 BFD_RELOC_D30V_21_PCREL,
2559 /* This is an 18-bit pc-relative reloc with
2560 the right 3 bits assumed to be 0. Same
2561 as the previous reloc but on the right side
2562 of the container. */
2563 BFD_RELOC_D30V_21_PCREL_R,
2565 /* This is a 32-bit absolute reloc. */
2568 /* This is a 32-bit pc-relative reloc. */
2569 BFD_RELOC_D30V_32_PCREL,
2572 BFD_RELOC_DLX_HI16_S,
2578 BFD_RELOC_DLX_JMP26,
2580 /* Mitsubishi M32R relocs.
2581 This is a 24 bit absolute address. */
2584 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2585 BFD_RELOC_M32R_10_PCREL,
2587 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2588 BFD_RELOC_M32R_18_PCREL,
2590 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2591 BFD_RELOC_M32R_26_PCREL,
2593 /* This is a 16-bit reloc containing the high 16 bits of an address
2594 used when the lower 16 bits are treated as unsigned. */
2595 BFD_RELOC_M32R_HI16_ULO,
2597 /* This is a 16-bit reloc containing the high 16 bits of an address
2598 used when the lower 16 bits are treated as signed. */
2599 BFD_RELOC_M32R_HI16_SLO,
2601 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2602 BFD_RELOC_M32R_LO16,
2604 /* This is a 16-bit reloc containing the small data area offset for use in
2605 add3, load, and store instructions. */
2606 BFD_RELOC_M32R_SDA16,
2608 /* This is a 9-bit reloc */
2609 BFD_RELOC_V850_9_PCREL,
2611 /* This is a 22-bit reloc */
2612 BFD_RELOC_V850_22_PCREL,
2614 /* This is a 16 bit offset from the short data area pointer. */
2615 BFD_RELOC_V850_SDA_16_16_OFFSET,
2617 /* This is a 16 bit offset (of which only 15 bits are used) from the
2618 short data area pointer. */
2619 BFD_RELOC_V850_SDA_15_16_OFFSET,
2621 /* This is a 16 bit offset from the zero data area pointer. */
2622 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2624 /* This is a 16 bit offset (of which only 15 bits are used) from the
2625 zero data area pointer. */
2626 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2628 /* This is an 8 bit offset (of which only 6 bits are used) from the
2629 tiny data area pointer. */
2630 BFD_RELOC_V850_TDA_6_8_OFFSET,
2632 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2633 data area pointer. */
2634 BFD_RELOC_V850_TDA_7_8_OFFSET,
2636 /* This is a 7 bit offset from the tiny data area pointer. */
2637 BFD_RELOC_V850_TDA_7_7_OFFSET,
2639 /* This is a 16 bit offset from the tiny data area pointer. */
2640 BFD_RELOC_V850_TDA_16_16_OFFSET,
2642 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2643 data area pointer. */
2644 BFD_RELOC_V850_TDA_4_5_OFFSET,
2646 /* This is a 4 bit offset from the tiny data area pointer. */
2647 BFD_RELOC_V850_TDA_4_4_OFFSET,
2649 /* This is a 16 bit offset from the short data area pointer, with the
2650 bits placed non-contigously in the instruction. */
2651 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2653 /* This is a 16 bit offset from the zero data area pointer, with the
2654 bits placed non-contigously in the instruction. */
2655 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2657 /* This is a 6 bit offset from the call table base pointer. */
2658 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2660 /* This is a 16 bit offset from the call table base pointer. */
2661 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2664 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2666 BFD_RELOC_MN10300_32_PCREL,
2668 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2670 BFD_RELOC_MN10300_16_PCREL,
2672 /* This is a 8bit DP reloc for the tms320c30, where the most
2673 significant 8 bits of a 24 bit word are placed into the least
2674 significant 8 bits of the opcode. */
2675 BFD_RELOC_TIC30_LDP,
2677 /* This is a 7bit reloc for the tms320c54x, where the least
2678 significant 7 bits of a 16 bit word are placed into the least
2679 significant 7 bits of the opcode. */
2680 BFD_RELOC_TIC54X_PARTLS7,
2682 /* This is a 9bit DP reloc for the tms320c54x, where the most
2683 significant 9 bits of a 16 bit word are placed into the least
2684 significant 9 bits of the opcode. */
2685 BFD_RELOC_TIC54X_PARTMS9,
2687 /* This is an extended address 23-bit reloc for the tms320c54x. */
2688 BFD_RELOC_TIC54X_23,
2690 /* This is a 16-bit reloc for the tms320c54x, where the least
2691 significant 16 bits of a 23-bit extended address are placed into
2693 BFD_RELOC_TIC54X_16_OF_23,
2695 /* This is a reloc for the tms320c54x, where the most
2696 significant 7 bits of a 23-bit extended address are placed into
2698 BFD_RELOC_TIC54X_MS7_OF_23,
2700 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2703 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2707 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2709 BFD_RELOC_FR30_6_IN_4,
2711 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2713 BFD_RELOC_FR30_8_IN_8,
2715 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2717 BFD_RELOC_FR30_9_IN_8,
2719 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2721 BFD_RELOC_FR30_10_IN_8,
2723 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2724 short offset into 8 bits. */
2725 BFD_RELOC_FR30_9_PCREL,
2727 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2728 short offset into 11 bits. */
2729 BFD_RELOC_FR30_12_PCREL,
2731 /* Motorola Mcore relocations. */
2732 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2733 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2734 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2735 BFD_RELOC_MCORE_PCREL_32,
2736 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2737 BFD_RELOC_MCORE_RVA,
2739 /* These are relocations for the GETA instruction. */
2740 BFD_RELOC_MMIX_GETA,
2741 BFD_RELOC_MMIX_GETA_1,
2742 BFD_RELOC_MMIX_GETA_2,
2743 BFD_RELOC_MMIX_GETA_3,
2745 /* These are relocations for a conditional branch instruction. */
2746 BFD_RELOC_MMIX_CBRANCH,
2747 BFD_RELOC_MMIX_CBRANCH_J,
2748 BFD_RELOC_MMIX_CBRANCH_1,
2749 BFD_RELOC_MMIX_CBRANCH_2,
2750 BFD_RELOC_MMIX_CBRANCH_3,
2752 /* These are relocations for the PUSHJ instruction. */
2753 BFD_RELOC_MMIX_PUSHJ,
2754 BFD_RELOC_MMIX_PUSHJ_1,
2755 BFD_RELOC_MMIX_PUSHJ_2,
2756 BFD_RELOC_MMIX_PUSHJ_3,
2758 /* These are relocations for the JMP instruction. */
2760 BFD_RELOC_MMIX_JMP_1,
2761 BFD_RELOC_MMIX_JMP_2,
2762 BFD_RELOC_MMIX_JMP_3,
2764 /* This is a relocation for a relative address as in a GETA instruction or
2766 BFD_RELOC_MMIX_ADDR19,
2768 /* This is a relocation for a relative address as in a JMP instruction. */
2769 BFD_RELOC_MMIX_ADDR27,
2771 /* This is a relocation for an instruction field that may be a general
2772 register or a value 0..255. */
2773 BFD_RELOC_MMIX_REG_OR_BYTE,
2775 /* This is a relocation for an instruction field that may be a general
2779 /* This is a relocation for two instruction fields holding a register and
2780 an offset, the equivalent of the relocation. */
2781 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2783 /* This relocation is an assertion that the expression is not allocated as
2784 a global register. It does not modify contents. */
2785 BFD_RELOC_MMIX_LOCAL,
2787 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2788 short offset into 7 bits. */
2789 BFD_RELOC_AVR_7_PCREL,
2791 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2792 short offset into 12 bits. */
2793 BFD_RELOC_AVR_13_PCREL,
2795 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2796 program memory address) into 16 bits. */
2797 BFD_RELOC_AVR_16_PM,
2799 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2800 data memory address) into 8 bit immediate value of LDI insn. */
2801 BFD_RELOC_AVR_LO8_LDI,
2803 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2804 of data memory address) into 8 bit immediate value of LDI insn. */
2805 BFD_RELOC_AVR_HI8_LDI,
2807 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2808 of program memory address) into 8 bit immediate value of LDI insn. */
2809 BFD_RELOC_AVR_HH8_LDI,
2811 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2812 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2813 BFD_RELOC_AVR_LO8_LDI_NEG,
2815 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2816 (high 8 bit of data memory address) into 8 bit immediate value of
2818 BFD_RELOC_AVR_HI8_LDI_NEG,
2820 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2821 (most high 8 bit of program memory address) into 8 bit immediate value
2822 of LDI or SUBI insn. */
2823 BFD_RELOC_AVR_HH8_LDI_NEG,
2825 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2826 command address) into 8 bit immediate value of LDI insn. */
2827 BFD_RELOC_AVR_LO8_LDI_PM,
2829 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2830 of command address) into 8 bit immediate value of LDI insn. */
2831 BFD_RELOC_AVR_HI8_LDI_PM,
2833 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2834 of command address) into 8 bit immediate value of LDI insn. */
2835 BFD_RELOC_AVR_HH8_LDI_PM,
2837 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2838 (usually command address) into 8 bit immediate value of SUBI insn. */
2839 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2841 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2842 (high 8 bit of 16 bit command address) into 8 bit immediate value
2844 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2846 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2847 (high 6 bit of 22 bit command address) into 8 bit immediate
2848 value of SUBI insn. */
2849 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2851 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2855 /* Direct 12 bit. */
2858 /* 12 bit GOT offset. */
2859 BFD_RELOC_390_GOT12,
2861 /* 32 bit PC relative PLT address. */
2862 BFD_RELOC_390_PLT32,
2864 /* Copy symbol at runtime. */
2867 /* Create GOT entry. */
2868 BFD_RELOC_390_GLOB_DAT,
2870 /* Create PLT entry. */
2871 BFD_RELOC_390_JMP_SLOT,
2873 /* Adjust by program base. */
2874 BFD_RELOC_390_RELATIVE,
2876 /* 32 bit PC relative offset to GOT. */
2877 BFD_RELOC_390_GOTPC,
2879 /* 16 bit GOT offset. */
2880 BFD_RELOC_390_GOT16,
2882 /* PC relative 16 bit shifted by 1. */
2883 BFD_RELOC_390_PC16DBL,
2885 /* 16 bit PC rel. PLT shifted by 1. */
2886 BFD_RELOC_390_PLT16DBL,
2888 /* PC relative 32 bit shifted by 1. */
2889 BFD_RELOC_390_PC32DBL,
2891 /* 32 bit PC rel. PLT shifted by 1. */
2892 BFD_RELOC_390_PLT32DBL,
2894 /* 32 bit PC rel. GOT shifted by 1. */
2895 BFD_RELOC_390_GOTPCDBL,
2897 /* 64 bit GOT offset. */
2898 BFD_RELOC_390_GOT64,
2900 /* 64 bit PC relative PLT address. */
2901 BFD_RELOC_390_PLT64,
2903 /* 32 bit rel. offset to GOT entry. */
2904 BFD_RELOC_390_GOTENT,
2906 /* Scenix IP2K - 9-bit register number / data address */
2909 /* Scenix IP2K - 4-bit register/data bank number */
2910 BFD_RELOC_IP2K_BANK,
2912 /* Scenix IP2K - low 13 bits of instruction word address */
2913 BFD_RELOC_IP2K_ADDR16CJP,
2915 /* Scenix IP2K - high 3 bits of instruction word address */
2916 BFD_RELOC_IP2K_PAGE3,
2918 /* Scenix IP2K - ext/low/high 8 bits of data address */
2919 BFD_RELOC_IP2K_LO8DATA,
2920 BFD_RELOC_IP2K_HI8DATA,
2921 BFD_RELOC_IP2K_EX8DATA,
2923 /* Scenix IP2K - low/high 8 bits of instruction word address */
2924 BFD_RELOC_IP2K_LO8INSN,
2925 BFD_RELOC_IP2K_HI8INSN,
2927 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
2928 BFD_RELOC_IP2K_PC_SKIP,
2930 /* Scenix IP2K - 16 bit word address in text section. */
2931 BFD_RELOC_IP2K_TEXT,
2933 /* Scenix IP2K - 7-bit sp or dp offset */
2934 BFD_RELOC_IP2K_FR_OFFSET,
2936 /* Scenix VPE4K coprocessor - data/insn-space addressing */
2937 BFD_RELOC_VPE4KMATH_DATA,
2938 BFD_RELOC_VPE4KMATH_INSN,
2940 /* These two relocations are used by the linker to determine which of
2941 the entries in a C++ virtual function table are actually used. When
2942 the --gc-sections option is given, the linker will zero out the entries
2943 that are not used, so that the code for those functions need not be
2944 included in the output.
2946 VTABLE_INHERIT is a zero-space relocation used to describe to the
2947 linker the inheritence tree of a C++ virtual function table. The
2948 relocation's symbol should be the parent class' vtable, and the
2949 relocation should be located at the child vtable.
2951 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2952 virtual function table entry. The reloc's symbol should refer to the
2953 table of the class mentioned in the code. Off of that base, an offset
2954 describes the entry that is being used. For Rela hosts, this offset
2955 is stored in the reloc's addend. For Rel hosts, we are forced to put
2956 this offset in the reloc's section offset. */
2957 BFD_RELOC_VTABLE_INHERIT,
2958 BFD_RELOC_VTABLE_ENTRY,
2960 /* Intel IA64 Relocations. */
2961 BFD_RELOC_IA64_IMM14,
2962 BFD_RELOC_IA64_IMM22,
2963 BFD_RELOC_IA64_IMM64,
2964 BFD_RELOC_IA64_DIR32MSB,
2965 BFD_RELOC_IA64_DIR32LSB,
2966 BFD_RELOC_IA64_DIR64MSB,
2967 BFD_RELOC_IA64_DIR64LSB,
2968 BFD_RELOC_IA64_GPREL22,
2969 BFD_RELOC_IA64_GPREL64I,
2970 BFD_RELOC_IA64_GPREL32MSB,
2971 BFD_RELOC_IA64_GPREL32LSB,
2972 BFD_RELOC_IA64_GPREL64MSB,
2973 BFD_RELOC_IA64_GPREL64LSB,
2974 BFD_RELOC_IA64_LTOFF22,
2975 BFD_RELOC_IA64_LTOFF64I,
2976 BFD_RELOC_IA64_PLTOFF22,
2977 BFD_RELOC_IA64_PLTOFF64I,
2978 BFD_RELOC_IA64_PLTOFF64MSB,
2979 BFD_RELOC_IA64_PLTOFF64LSB,
2980 BFD_RELOC_IA64_FPTR64I,
2981 BFD_RELOC_IA64_FPTR32MSB,
2982 BFD_RELOC_IA64_FPTR32LSB,
2983 BFD_RELOC_IA64_FPTR64MSB,
2984 BFD_RELOC_IA64_FPTR64LSB,
2985 BFD_RELOC_IA64_PCREL21B,
2986 BFD_RELOC_IA64_PCREL21BI,
2987 BFD_RELOC_IA64_PCREL21M,
2988 BFD_RELOC_IA64_PCREL21F,
2989 BFD_RELOC_IA64_PCREL22,
2990 BFD_RELOC_IA64_PCREL60B,
2991 BFD_RELOC_IA64_PCREL64I,
2992 BFD_RELOC_IA64_PCREL32MSB,
2993 BFD_RELOC_IA64_PCREL32LSB,
2994 BFD_RELOC_IA64_PCREL64MSB,
2995 BFD_RELOC_IA64_PCREL64LSB,
2996 BFD_RELOC_IA64_LTOFF_FPTR22,
2997 BFD_RELOC_IA64_LTOFF_FPTR64I,
2998 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2999 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3000 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3001 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3002 BFD_RELOC_IA64_SEGREL32MSB,
3003 BFD_RELOC_IA64_SEGREL32LSB,
3004 BFD_RELOC_IA64_SEGREL64MSB,
3005 BFD_RELOC_IA64_SEGREL64LSB,
3006 BFD_RELOC_IA64_SECREL32MSB,
3007 BFD_RELOC_IA64_SECREL32LSB,
3008 BFD_RELOC_IA64_SECREL64MSB,
3009 BFD_RELOC_IA64_SECREL64LSB,
3010 BFD_RELOC_IA64_REL32MSB,
3011 BFD_RELOC_IA64_REL32LSB,
3012 BFD_RELOC_IA64_REL64MSB,
3013 BFD_RELOC_IA64_REL64LSB,
3014 BFD_RELOC_IA64_LTV32MSB,
3015 BFD_RELOC_IA64_LTV32LSB,
3016 BFD_RELOC_IA64_LTV64MSB,
3017 BFD_RELOC_IA64_LTV64LSB,
3018 BFD_RELOC_IA64_IPLTMSB,
3019 BFD_RELOC_IA64_IPLTLSB,
3020 BFD_RELOC_IA64_COPY,
3021 BFD_RELOC_IA64_LTOFF22X,
3022 BFD_RELOC_IA64_LDXMOV,
3023 BFD_RELOC_IA64_TPREL14,
3024 BFD_RELOC_IA64_TPREL22,
3025 BFD_RELOC_IA64_TPREL64I,
3026 BFD_RELOC_IA64_TPREL64MSB,
3027 BFD_RELOC_IA64_TPREL64LSB,
3028 BFD_RELOC_IA64_LTOFF_TPREL22,
3029 BFD_RELOC_IA64_DTPMOD64MSB,
3030 BFD_RELOC_IA64_DTPMOD64LSB,
3031 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3032 BFD_RELOC_IA64_DTPREL14,
3033 BFD_RELOC_IA64_DTPREL22,
3034 BFD_RELOC_IA64_DTPREL64I,
3035 BFD_RELOC_IA64_DTPREL32MSB,
3036 BFD_RELOC_IA64_DTPREL32LSB,
3037 BFD_RELOC_IA64_DTPREL64MSB,
3038 BFD_RELOC_IA64_DTPREL64LSB,
3039 BFD_RELOC_IA64_LTOFF_DTPREL22,
3041 /* Motorola 68HC11 reloc.
3042 This is the 8 bits high part of an absolute address. */
3043 BFD_RELOC_M68HC11_HI8,
3045 /* Motorola 68HC11 reloc.
3046 This is the 8 bits low part of an absolute address. */
3047 BFD_RELOC_M68HC11_LO8,
3049 /* Motorola 68HC11 reloc.
3050 This is the 3 bits of a value. */
3051 BFD_RELOC_M68HC11_3B,
3053 /* These relocs are only used within the CRIS assembler. They are not
3054 (at present) written to any object files. */
3055 BFD_RELOC_CRIS_BDISP8,
3056 BFD_RELOC_CRIS_UNSIGNED_5,
3057 BFD_RELOC_CRIS_SIGNED_6,
3058 BFD_RELOC_CRIS_UNSIGNED_6,
3059 BFD_RELOC_CRIS_UNSIGNED_4,
3061 /* Relocs used in ELF shared libraries for CRIS. */
3062 BFD_RELOC_CRIS_COPY,
3063 BFD_RELOC_CRIS_GLOB_DAT,
3064 BFD_RELOC_CRIS_JUMP_SLOT,
3065 BFD_RELOC_CRIS_RELATIVE,
3067 /* 32-bit offset to symbol-entry within GOT. */
3068 BFD_RELOC_CRIS_32_GOT,
3070 /* 16-bit offset to symbol-entry within GOT. */
3071 BFD_RELOC_CRIS_16_GOT,
3073 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3074 BFD_RELOC_CRIS_32_GOTPLT,
3076 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3077 BFD_RELOC_CRIS_16_GOTPLT,
3079 /* 32-bit offset to symbol, relative to GOT. */
3080 BFD_RELOC_CRIS_32_GOTREL,
3082 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3083 BFD_RELOC_CRIS_32_PLT_GOTREL,
3085 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3086 BFD_RELOC_CRIS_32_PLT_PCREL,
3088 /* Intel i860 Relocations. */
3090 BFD_RELOC_860_GLOB_DAT,
3091 BFD_RELOC_860_JUMP_SLOT,
3092 BFD_RELOC_860_RELATIVE,
3094 BFD_RELOC_860_PLT26,
3097 BFD_RELOC_860_SPLIT0,
3099 BFD_RELOC_860_SPLIT1,
3101 BFD_RELOC_860_SPLIT2,
3103 BFD_RELOC_860_LOGOT0,
3104 BFD_RELOC_860_SPGOT0,
3105 BFD_RELOC_860_LOGOT1,
3106 BFD_RELOC_860_SPGOT1,
3107 BFD_RELOC_860_LOGOTOFF0,
3108 BFD_RELOC_860_SPGOTOFF0,
3109 BFD_RELOC_860_LOGOTOFF1,
3110 BFD_RELOC_860_SPGOTOFF1,
3111 BFD_RELOC_860_LOGOTOFF2,
3112 BFD_RELOC_860_LOGOTOFF3,
3114 BFD_RELOC_860_HIGHADJ,
3115 BFD_RELOC_860_HAGOT,
3116 BFD_RELOC_860_HAGOTOFF,
3119 BFD_RELOC_860_HIGOT,
3120 BFD_RELOC_860_HIGOTOFF,
3122 /* OpenRISC Relocations. */
3123 BFD_RELOC_OPENRISC_ABS_26,
3124 BFD_RELOC_OPENRISC_REL_26,
3126 /* H8 elf Relocations. */
3127 BFD_RELOC_H8_DIR16A8,
3128 BFD_RELOC_H8_DIR16R8,
3129 BFD_RELOC_H8_DIR24A8,
3130 BFD_RELOC_H8_DIR24R8,
3131 BFD_RELOC_H8_DIR32A16,
3133 /* Sony Xstormy16 Relocations. */
3134 BFD_RELOC_XSTORMY16_REL_12,
3135 BFD_RELOC_XSTORMY16_24,
3136 BFD_RELOC_XSTORMY16_FPTR16,
3138 /* Relocations used by VAX ELF. */
3139 BFD_RELOC_VAX_GLOB_DAT,
3140 BFD_RELOC_VAX_JMP_SLOT,
3141 BFD_RELOC_VAX_RELATIVE,
3143 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3145 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3148 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3150 /* Extracted from syms.c. */
3152 typedef struct symbol_cache_entry
3154 /* A pointer to the BFD which owns the symbol. This information
3155 is necessary so that a back end can work out what additional
3156 information (invisible to the application writer) is carried
3159 This field is *almost* redundant, since you can use section->owner
3160 instead, except that some symbols point to the global sections
3161 bfd_{abs,com,und}_section. This could be fixed by making
3162 these globals be per-bfd (or per-target-flavor). FIXME. */
3163 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3165 /* The text of the symbol. The name is left alone, and not copied; the
3166 application may not alter it. */
3169 /* The value of the symbol. This really should be a union of a
3170 numeric value with a pointer, since some flags indicate that
3171 a pointer to another symbol is stored here. */
3174 /* Attributes of a symbol. */
3175 #define BSF_NO_FLAGS 0x00
3177 /* The symbol has local scope; <<static>> in <<C>>. The value
3178 is the offset into the section of the data. */
3179 #define BSF_LOCAL 0x01
3181 /* The symbol has global scope; initialized data in <<C>>. The
3182 value is the offset into the section of the data. */
3183 #define BSF_GLOBAL 0x02
3185 /* The symbol has global scope and is exported. The value is
3186 the offset into the section of the data. */
3187 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3189 /* A normal C symbol would be one of:
3190 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3193 /* The symbol is a debugging record. The value has an arbitary
3194 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3195 #define BSF_DEBUGGING 0x08
3197 /* The symbol denotes a function entry point. Used in ELF,
3198 perhaps others someday. */
3199 #define BSF_FUNCTION 0x10
3201 /* Used by the linker. */
3202 #define BSF_KEEP 0x20
3203 #define BSF_KEEP_G 0x40
3205 /* A weak global symbol, overridable without warnings by
3206 a regular global symbol of the same name. */
3207 #define BSF_WEAK 0x80
3209 /* This symbol was created to point to a section, e.g. ELF's
3210 STT_SECTION symbols. */
3211 #define BSF_SECTION_SYM 0x100
3213 /* The symbol used to be a common symbol, but now it is
3215 #define BSF_OLD_COMMON 0x200
3217 /* The default value for common data. */
3218 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3220 /* In some files the type of a symbol sometimes alters its
3221 location in an output file - ie in coff a <<ISFCN>> symbol
3222 which is also <<C_EXT>> symbol appears where it was
3223 declared and not at the end of a section. This bit is set
3224 by the target BFD part to convey this information. */
3225 #define BSF_NOT_AT_END 0x400
3227 /* Signal that the symbol is the label of constructor section. */
3228 #define BSF_CONSTRUCTOR 0x800
3230 /* Signal that the symbol is a warning symbol. The name is a
3231 warning. The name of the next symbol is the one to warn about;
3232 if a reference is made to a symbol with the same name as the next
3233 symbol, a warning is issued by the linker. */
3234 #define BSF_WARNING 0x1000
3236 /* Signal that the symbol is indirect. This symbol is an indirect
3237 pointer to the symbol with the same name as the next symbol. */
3238 #define BSF_INDIRECT 0x2000
3240 /* BSF_FILE marks symbols that contain a file name. This is used
3241 for ELF STT_FILE symbols. */
3242 #define BSF_FILE 0x4000
3244 /* Symbol is from dynamic linking information. */
3245 #define BSF_DYNAMIC 0x8000
3247 /* The symbol denotes a data object. Used in ELF, and perhaps
3249 #define BSF_OBJECT 0x10000
3251 /* This symbol is a debugging symbol. The value is the offset
3252 into the section of the data. BSF_DEBUGGING should be set
3254 #define BSF_DEBUGGING_RELOC 0x20000
3256 /* This symbol is thread local. Used in ELF. */
3257 #define BSF_THREAD_LOCAL 0x40000
3261 /* A pointer to the section to which this symbol is
3262 relative. This will always be non NULL, there are special
3263 sections for undefined and absolute symbols. */
3264 struct sec *section;
3266 /* Back end special data. */
3276 #define bfd_get_symtab_upper_bound(abfd) \
3277 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3280 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3283 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3285 #define bfd_is_local_label_name(abfd, name) \
3286 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3288 #define bfd_canonicalize_symtab(abfd, location) \
3289 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3293 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3296 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3298 #define bfd_make_empty_symbol(abfd) \
3299 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3302 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3304 #define bfd_make_debug_symbol(abfd,ptr,size) \
3305 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3308 bfd_decode_symclass PARAMS ((asymbol *symbol));
3311 bfd_is_undefined_symclass PARAMS ((int symclass));
3314 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3317 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3319 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3320 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3321 (ibfd, isymbol, obfd, osymbol))
3323 /* Extracted from bfd.c. */
3326 /* The filename the application opened the BFD with. */
3327 const char *filename;
3329 /* A pointer to the target jump table. */
3330 const struct bfd_target *xvec;
3332 /* To avoid dragging too many header files into every file that
3333 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3334 and MTIME as a "long". Their correct types, to which they
3335 are cast when used, are "FILE *" and "time_t". The iostream
3336 is the result of an fopen on the filename. However, if the
3337 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3338 to a bfd_in_memory struct. */
3341 /* Is the file descriptor being cached? That is, can it be closed as
3342 needed, and re-opened when accessed later? */
3345 /* Marks whether there was a default target specified when the
3346 BFD was opened. This is used to select which matching algorithm
3347 to use to choose the back end. */
3348 boolean target_defaulted;
3350 /* The caching routines use these to maintain a
3351 least-recently-used list of BFDs. */
3352 struct _bfd *lru_prev, *lru_next;
3354 /* When a file is closed by the caching routines, BFD retains
3355 state information on the file here... */
3358 /* ... and here: (``once'' means at least once). */
3359 boolean opened_once;
3361 /* Set if we have a locally maintained mtime value, rather than
3362 getting it from the file each time. */
3365 /* File modified time, if mtime_set is true. */
3368 /* Reserved for an unimplemented file locking extension. */
3371 /* The format which belongs to the BFD. (object, core, etc.) */
3374 /* The direction with which the BFD was opened. */
3379 write_direction = 2,
3384 /* Format_specific flags. */
3387 /* Currently my_archive is tested before adding origin to
3388 anything. I believe that this can become always an add of
3389 origin, with origin set to 0 for non archive files. */
3392 /* Remember when output has begun, to stop strange things
3394 boolean output_has_begun;
3396 /* A hash table for section names. */
3397 struct bfd_hash_table section_htab;
3399 /* Pointer to linked list of sections. */
3400 struct sec *sections;
3402 /* The place where we add to the section list. */
3403 struct sec **section_tail;
3405 /* The number of sections. */
3406 unsigned int section_count;
3408 /* Stuff only useful for object files:
3409 The start address. */
3410 bfd_vma start_address;
3412 /* Used for input and output. */
3413 unsigned int symcount;
3415 /* Symbol table for output BFD (with symcount entries). */
3416 struct symbol_cache_entry **outsymbols;
3418 /* Pointer to structure which contains architecture information. */
3419 const struct bfd_arch_info *arch_info;
3421 /* Stuff only useful for archives. */
3423 struct _bfd *my_archive; /* The containing archive BFD. */
3424 struct _bfd *next; /* The next BFD in the archive. */
3425 struct _bfd *archive_head; /* The first BFD in the archive. */
3428 /* A chain of BFD structures involved in a link. */
3429 struct _bfd *link_next;
3431 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3432 be used only for archive elements. */
3435 /* Used by the back end to hold private data. */
3438 struct aout_data_struct *aout_data;
3439 struct artdata *aout_ar_data;
3440 struct _oasys_data *oasys_obj_data;
3441 struct _oasys_ar_data *oasys_ar_data;
3442 struct coff_tdata *coff_obj_data;
3443 struct pe_tdata *pe_obj_data;
3444 struct xcoff_tdata *xcoff_obj_data;
3445 struct ecoff_tdata *ecoff_obj_data;
3446 struct ieee_data_struct *ieee_data;
3447 struct ieee_ar_data_struct *ieee_ar_data;
3448 struct srec_data_struct *srec_data;
3449 struct ihex_data_struct *ihex_data;
3450 struct tekhex_data_struct *tekhex_data;
3451 struct elf_obj_tdata *elf_obj_data;
3452 struct nlm_obj_tdata *nlm_obj_data;
3453 struct bout_data_struct *bout_data;
3454 struct mmo_data_struct *mmo_data;
3455 struct sun_core_struct *sun_core_data;
3456 struct sco5_core_struct *sco5_core_data;
3457 struct trad_core_struct *trad_core_data;
3458 struct som_data_struct *som_data;
3459 struct hpux_core_struct *hpux_core_data;
3460 struct hppabsd_core_struct *hppabsd_core_data;
3461 struct sgi_core_struct *sgi_core_data;
3462 struct lynx_core_struct *lynx_core_data;
3463 struct osf_core_struct *osf_core_data;
3464 struct cisco_core_struct *cisco_core_data;
3465 struct versados_data_struct *versados_data;
3466 struct netbsd_core_struct *netbsd_core_data;
3471 /* Used by the application to hold private data. */
3474 /* Where all the allocated stuff under this BFD goes. This is a
3475 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3480 typedef enum bfd_error
3482 bfd_error_no_error = 0,
3483 bfd_error_system_call,
3484 bfd_error_invalid_target,
3485 bfd_error_wrong_format,
3486 bfd_error_wrong_object_format,
3487 bfd_error_invalid_operation,
3488 bfd_error_no_memory,
3489 bfd_error_no_symbols,
3491 bfd_error_no_more_archived_files,
3492 bfd_error_malformed_archive,
3493 bfd_error_file_not_recognized,
3494 bfd_error_file_ambiguously_recognized,
3495 bfd_error_no_contents,
3496 bfd_error_nonrepresentable_section,
3497 bfd_error_no_debug_section,
3498 bfd_error_bad_value,
3499 bfd_error_file_truncated,
3500 bfd_error_file_too_big,
3501 bfd_error_invalid_error_code
3506 bfd_get_error PARAMS ((void));
3509 bfd_set_error PARAMS ((bfd_error_type error_tag));
3512 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3515 bfd_perror PARAMS ((const char *message));
3517 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3519 bfd_error_handler_type
3520 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3523 bfd_set_error_program_name PARAMS ((const char *));
3525 bfd_error_handler_type
3526 bfd_get_error_handler PARAMS ((void));
3529 bfd_archive_filename PARAMS ((bfd *));
3532 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3535 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3541 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3544 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3547 bfd_get_arch_size PARAMS ((bfd *abfd));
3550 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3553 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3556 bfd_get_mtime PARAMS ((bfd *abfd));
3559 bfd_get_size PARAMS ((bfd *abfd));
3562 bfd_get_gp_size PARAMS ((bfd *abfd));
3565 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3568 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3571 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3573 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3574 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3577 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3579 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3580 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3583 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3585 #define bfd_set_private_flags(abfd, flags) \
3586 BFD_SEND (abfd, _bfd_set_private_flags, \
3588 #define bfd_sizeof_headers(abfd, reloc) \
3589 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3591 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3592 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3594 /* Do these three do anything useful at all, for any back end? */
3595 #define bfd_debug_info_start(abfd) \
3596 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3598 #define bfd_debug_info_end(abfd) \
3599 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3601 #define bfd_debug_info_accumulate(abfd, section) \
3602 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3605 #define bfd_stat_arch_elt(abfd, stat) \
3606 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3608 #define bfd_update_armap_timestamp(abfd) \
3609 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3611 #define bfd_set_arch_mach(abfd, arch, mach)\
3612 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3614 #define bfd_relax_section(abfd, section, link_info, again) \
3615 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3617 #define bfd_gc_sections(abfd, link_info) \
3618 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3620 #define bfd_merge_sections(abfd, link_info) \
3621 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3623 #define bfd_discard_group(abfd, sec) \
3624 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
3626 #define bfd_link_hash_table_create(abfd) \
3627 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3629 #define bfd_link_hash_table_free(abfd, hash) \
3630 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3632 #define bfd_link_add_symbols(abfd, info) \
3633 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3635 #define bfd_link_just_syms(sec, info) \
3636 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3638 #define bfd_final_link(abfd, info) \
3639 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3641 #define bfd_free_cached_info(abfd) \
3642 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3644 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3645 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3647 #define bfd_print_private_bfd_data(abfd, file)\
3648 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3650 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3651 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3653 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3654 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3656 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3657 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3659 extern bfd_byte *bfd_get_relocated_section_contents
3660 PARAMS ((bfd *, struct bfd_link_info *,
3661 struct bfd_link_order *, bfd_byte *,
3662 boolean, asymbol **));
3665 bfd_alt_mach_code PARAMS ((bfd *abfd, int alternative));
3667 /* Extracted from archive.c. */
3669 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3672 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3675 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3677 /* Extracted from corefile.c. */
3679 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3682 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3685 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3687 /* Extracted from targets.c. */
3688 #define BFD_SEND(bfd, message, arglist) \
3689 ((*((bfd)->xvec->message)) arglist)
3691 #ifdef DEBUG_BFD_SEND
3693 #define BFD_SEND(bfd, message, arglist) \
3694 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3695 ((*((bfd)->xvec->message)) arglist) : \
3696 (bfd_assert (__FILE__,__LINE__), NULL))
3698 #define BFD_SEND_FMT(bfd, message, arglist) \
3699 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3701 #ifdef DEBUG_BFD_SEND
3703 #define BFD_SEND_FMT(bfd, message, arglist) \
3704 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3705 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3706 (bfd_assert (__FILE__,__LINE__), NULL))
3711 bfd_target_unknown_flavour,
3712 bfd_target_aout_flavour,
3713 bfd_target_coff_flavour,
3714 bfd_target_ecoff_flavour,
3715 bfd_target_xcoff_flavour,
3716 bfd_target_elf_flavour,
3717 bfd_target_ieee_flavour,
3718 bfd_target_nlm_flavour,
3719 bfd_target_oasys_flavour,
3720 bfd_target_tekhex_flavour,
3721 bfd_target_srec_flavour,
3722 bfd_target_ihex_flavour,
3723 bfd_target_som_flavour,
3724 bfd_target_os9k_flavour,
3725 bfd_target_versados_flavour,
3726 bfd_target_msdos_flavour,
3727 bfd_target_ovax_flavour,
3728 bfd_target_evax_flavour,
3729 bfd_target_mmo_flavour
3732 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3734 /* Forward declaration. */
3735 typedef struct bfd_link_info _bfd_link_info;
3737 typedef struct bfd_target
3739 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3742 /* The "flavour" of a back end is a general indication about
3743 the contents of a file. */
3744 enum bfd_flavour flavour;
3746 /* The order of bytes within the data area of a file. */
3747 enum bfd_endian byteorder;
3749 /* The order of bytes within the header parts of a file. */
3750 enum bfd_endian header_byteorder;
3752 /* A mask of all the flags which an executable may have set -
3753 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3754 flagword object_flags;
3756 /* A mask of all the flags which a section may have set - from
3757 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3758 flagword section_flags;
3760 /* The character normally found at the front of a symbol.
3761 (if any), perhaps `_'. */
3762 char symbol_leading_char;
3764 /* The pad character for file names within an archive header. */
3767 /* The maximum number of characters in an archive header. */
3768 unsigned short ar_max_namelen;
3770 /* Entries for byte swapping for data. These are different from the
3771 other entry points, since they don't take a BFD asthe first argument.
3772 Certain other handlers could do the same. */
3773 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3774 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3775 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3776 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3777 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3778 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3779 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3780 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3781 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3783 /* Byte swapping for the headers. */
3784 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3785 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3786 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3787 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3788 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3789 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3790 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3791 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3792 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3794 /* Format dependent routines: these are vectors of entry points
3795 within the target vector structure, one for each format to check. */
3797 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3798 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3800 /* Set the format of a file being written. */
3801 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3803 /* Write cached information into a file being written, at <<bfd_close>>. */
3804 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3807 /* Generic entry points. */
3808 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3809 CONCAT2 (NAME,_close_and_cleanup), \
3810 CONCAT2 (NAME,_bfd_free_cached_info), \
3811 CONCAT2 (NAME,_new_section_hook), \
3812 CONCAT2 (NAME,_get_section_contents), \
3813 CONCAT2 (NAME,_get_section_contents_in_window)
3815 /* Called when the BFD is being closed to do any necessary cleanup. */
3816 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3817 /* Ask the BFD to free all cached information. */
3818 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3819 /* Called when a new section is created. */
3820 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3821 /* Read the contents of a section. */
3822 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3823 file_ptr, bfd_size_type));
3824 boolean (*_bfd_get_section_contents_in_window)
3825 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3827 /* Entry points to copy private data. */
3828 #define BFD_JUMP_TABLE_COPY(NAME) \
3829 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3830 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3831 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3832 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3833 CONCAT2 (NAME,_bfd_set_private_flags), \
3834 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3835 /* Called to copy BFD general private data from one object file
3837 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3838 /* Called to merge BFD general private data from one object file
3839 to a common output file when linking. */
3840 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3841 /* Called to copy BFD private section data from one object file
3843 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3845 /* Called to copy BFD private symbol data from one symbol
3847 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3849 /* Called to set private backend flags. */
3850 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3852 /* Called to print private BFD data. */
3853 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3855 /* Core file entry points. */
3856 #define BFD_JUMP_TABLE_CORE(NAME) \
3857 CONCAT2 (NAME,_core_file_failing_command), \
3858 CONCAT2 (NAME,_core_file_failing_signal), \
3859 CONCAT2 (NAME,_core_file_matches_executable_p)
3860 char * (*_core_file_failing_command) PARAMS ((bfd *));
3861 int (*_core_file_failing_signal) PARAMS ((bfd *));
3862 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3864 /* Archive entry points. */
3865 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3866 CONCAT2 (NAME,_slurp_armap), \
3867 CONCAT2 (NAME,_slurp_extended_name_table), \
3868 CONCAT2 (NAME,_construct_extended_name_table), \
3869 CONCAT2 (NAME,_truncate_arname), \
3870 CONCAT2 (NAME,_write_armap), \
3871 CONCAT2 (NAME,_read_ar_hdr), \
3872 CONCAT2 (NAME,_openr_next_archived_file), \
3873 CONCAT2 (NAME,_get_elt_at_index), \
3874 CONCAT2 (NAME,_generic_stat_arch_elt), \
3875 CONCAT2 (NAME,_update_armap_timestamp)
3876 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3877 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3878 boolean (*_bfd_construct_extended_name_table)
3879 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3880 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3881 boolean (*write_armap)
3882 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3883 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3884 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3885 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3886 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3887 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3888 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3890 /* Entry points used for symbols. */
3891 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3892 CONCAT2 (NAME,_get_symtab_upper_bound), \
3893 CONCAT2 (NAME,_get_symtab), \
3894 CONCAT2 (NAME,_make_empty_symbol), \
3895 CONCAT2 (NAME,_print_symbol), \
3896 CONCAT2 (NAME,_get_symbol_info), \
3897 CONCAT2 (NAME,_bfd_is_local_label_name), \
3898 CONCAT2 (NAME,_get_lineno), \
3899 CONCAT2 (NAME,_find_nearest_line), \
3900 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3901 CONCAT2 (NAME,_read_minisymbols), \
3902 CONCAT2 (NAME,_minisymbol_to_symbol)
3903 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3904 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3905 struct symbol_cache_entry **));
3906 struct symbol_cache_entry *
3907 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3908 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3909 struct symbol_cache_entry *,
3910 bfd_print_symbol_type));
3911 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3912 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3913 struct symbol_cache_entry *,
3915 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3916 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3918 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3919 boolean (*_bfd_find_nearest_line)
3920 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3921 const char **, const char **, unsigned int *));
3922 /* Back-door to allow format-aware applications to create debug symbols
3923 while using BFD for everything else. Currently used by the assembler
3924 when creating COFF files. */
3925 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3926 unsigned long size));
3927 #define bfd_read_minisymbols(b, d, m, s) \
3928 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3929 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3931 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3932 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3933 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3936 /* Routines for relocs. */
3937 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3938 CONCAT2 (NAME,_get_reloc_upper_bound), \
3939 CONCAT2 (NAME,_canonicalize_reloc), \
3940 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3941 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3942 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3943 struct symbol_cache_entry **));
3944 /* See documentation on reloc types. */
3946 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3948 /* Routines used when writing an object file. */
3949 #define BFD_JUMP_TABLE_WRITE(NAME) \
3950 CONCAT2 (NAME,_set_arch_mach), \
3951 CONCAT2 (NAME,_set_section_contents)
3952 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3954 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3955 file_ptr, bfd_size_type));
3957 /* Routines used by the linker. */
3958 #define BFD_JUMP_TABLE_LINK(NAME) \
3959 CONCAT2 (NAME,_sizeof_headers), \
3960 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3961 CONCAT2 (NAME,_bfd_relax_section), \
3962 CONCAT2 (NAME,_bfd_link_hash_table_create), \
3963 CONCAT2 (NAME,_bfd_link_hash_table_free), \
3964 CONCAT2 (NAME,_bfd_link_add_symbols), \
3965 CONCAT2 (NAME,_bfd_link_just_syms), \
3966 CONCAT2 (NAME,_bfd_final_link), \
3967 CONCAT2 (NAME,_bfd_link_split_section), \
3968 CONCAT2 (NAME,_bfd_gc_sections), \
3969 CONCAT2 (NAME,_bfd_merge_sections), \
3970 CONCAT2 (NAME,_bfd_discard_group)
3971 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3972 bfd_byte *(*_bfd_get_relocated_section_contents)
3973 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3974 bfd_byte *, boolean, struct symbol_cache_entry **));
3976 boolean (*_bfd_relax_section)
3977 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
3979 /* Create a hash table for the linker. Different backends store
3980 different information in this table. */
3981 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3983 /* Release the memory associated with the linker hash table. */
3984 void (*_bfd_link_hash_table_free) PARAMS ((struct bfd_link_hash_table *));
3986 /* Add symbols from this object file into the hash table. */
3987 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
3989 /* Indicate that we are only retrieving symbol values from this section. */
3990 void (*_bfd_link_just_syms) PARAMS ((asection *, struct bfd_link_info *));
3992 /* Do a link based on the link_order structures attached to each
3993 section of the BFD. */
3994 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
3996 /* Should this section be split up into smaller pieces during linking. */
3997 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
3999 /* Remove sections that are not referenced from the output. */
4000 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
4002 /* Attempt to merge SEC_MERGE sections. */
4003 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
4005 /* Discard members of a group. */
4006 boolean (*_bfd_discard_group) PARAMS ((bfd *, struct sec *));
4008 /* Routines to handle dynamic symbols and relocs. */
4009 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4010 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
4011 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
4012 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
4013 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
4014 /* Get the amount of memory required to hold the dynamic symbols. */
4015 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
4016 /* Read in the dynamic symbols. */
4017 long (*_bfd_canonicalize_dynamic_symtab)
4018 PARAMS ((bfd *, struct symbol_cache_entry **));
4019 /* Get the amount of memory required to hold the dynamic relocs. */
4020 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
4021 /* Read in the dynamic relocs. */
4022 long (*_bfd_canonicalize_dynamic_reloc)
4023 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
4025 /* Opposite endian version of this target. */
4026 const struct bfd_target * alternative_target;
4028 /* Data for use by back-end routines, which isn't
4029 generic enough to belong in this structure. */
4035 bfd_set_default_target PARAMS ((const char *name));
4038 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
4041 bfd_target_list PARAMS ((void));
4044 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
4046 /* Extracted from format.c. */
4048 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
4051 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
4054 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
4057 bfd_format_string PARAMS ((bfd_format format));