1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c",
3 "section.c", "archures.c", "reloc.c", "syms.c", "bfd.c", "archive.c",
4 "corefile.c", "targets.c" and "format.c".
5 Run "make headers" in your build bfd/ to regenerate. */
7 /* Main header file for the bfd library -- portable access to object files.
8 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
10 Free Software Foundation, Inc.
11 Contributed by Cygnus Support.
13 This file is part of BFD, the Binary File Descriptor library.
15 This program is free software; you can redistribute it and/or modify
16 it under the terms of the GNU General Public License as published by
17 the Free Software Foundation; either version 2 of the License, or
18 (at your option) any later version.
20 This program is distributed in the hope that it will be useful,
21 but WITHOUT ANY WARRANTY; without even the implied warranty of
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 GNU General Public License for more details.
25 You should have received a copy of the GNU General Public License
26 along with this program; if not, write to the Free Software
27 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
29 #ifndef __BFD_H_SEEN__
30 #define __BFD_H_SEEN__
38 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
40 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
41 The problem is, "32_" is not a valid preprocessing token, and we don't
42 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
43 cause the inner CONCAT2 macros to be evaluated first, producing
44 still-valid pp-tokens. Then the final concatenation can be done. */
46 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
50 #define BFD_VERSION @bfd_version@
51 #define BFD_VERSION_DATE @bfd_version_date@
52 #define BFD_VERSION_STRING @bfd_version_string@
54 /* The word size used by BFD on the host. This may be 64 with a 32
55 bit target if the host is 64 bit, or if other 64 bit targets have
56 been selected with --enable-targets, or if --enable-64-bit-bfd. */
57 #define BFD_ARCH_SIZE @wordsize@
59 /* The word size of the default bfd target. */
60 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
62 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
63 #if @BFD_HOST_64_BIT_DEFINED@
64 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
65 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
68 #if BFD_ARCH_SIZE >= 64
74 #define INLINE __inline__
80 /* Forward declaration. */
81 typedef struct _bfd bfd;
83 /* To squelch erroneous compiler warnings ("illegal pointer
84 combination") from the SVR3 compiler, we would like to typedef
85 boolean to int (it doesn't like functions which return boolean.
86 Making sure they are never implicitly declared to return int
87 doesn't seem to help). But this file is not configured based on
89 /* General rules: functions which are boolean return true on success
90 and false on failure (unless they're a predicate). -- bfd.doc */
91 /* I'm sure this is going to break something and someone is going to
92 force me to change it. */
93 /* typedef enum boolean {false, true} boolean; */
94 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
95 /* It gets worse if the host also defines a true/false enum... -sts */
96 /* And even worse if your compiler has built-in boolean types... -law */
97 /* And even worse if your compiler provides a stdbool.h that conflicts
98 with these definitions... gcc 2.95 and later do. If so, it must
99 be included first. -drow */
100 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
101 #define TRUE_FALSE_ALREADY_DEFINED
103 #if defined (__bool_true_false_are_defined)
104 /* We have <stdbool.h>. */
105 #define TRUE_FALSE_ALREADY_DEFINED
109 /* Pre-emptive strike - get the file with the enum. */
111 #define TRUE_FALSE_ALREADY_DEFINED
113 #ifndef TRUE_FALSE_ALREADY_DEFINED
114 typedef enum bfd_boolean {false, true} boolean;
115 #define BFD_TRUE_FALSE
117 /* Use enum names that will appear nowhere else. */
118 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
121 /* Support for different sizes of target format ints and addresses.
122 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
123 set to 1 above. Otherwise, if gcc is being used, this code will
124 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
127 #ifndef BFD_HOST_64_BIT
128 # if BFD_HOST_64BIT_LONG
129 # define BFD_HOST_64_BIT long
130 # define BFD_HOST_U_64_BIT unsigned long
134 # define BFD_HOST_64_BIT long long
135 # define BFD_HOST_U_64_BIT unsigned long long
136 # endif /* __GNUC__ >= 2 */
137 # endif /* ! defined (__GNUC__) */
138 # endif /* ! BFD_HOST_64BIT_LONG */
139 #endif /* ! defined (BFD_HOST_64_BIT) */
143 #ifndef BFD_HOST_64_BIT
144 #error No 64 bit integer type available
145 #endif /* ! defined (BFD_HOST_64_BIT) */
147 typedef BFD_HOST_U_64_BIT bfd_vma;
148 typedef BFD_HOST_64_BIT bfd_signed_vma;
149 typedef BFD_HOST_U_64_BIT bfd_size_type;
150 typedef BFD_HOST_U_64_BIT symvalue;
153 #if BFD_HOST_64BIT_LONG
154 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
155 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
157 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
158 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
159 #define fprintf_vma(s,x) \
160 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
161 #define sprintf_vma(s,x) \
162 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
166 #else /* not BFD64 */
168 /* Represent a target address. Also used as a generic unsigned type
169 which is guaranteed to be big enough to hold any arithmetic types
170 we need to deal with. */
171 typedef unsigned long bfd_vma;
173 /* A generic signed type which is guaranteed to be big enough to hold any
174 arithmetic types we need to deal with. Can be assumed to be compatible
175 with bfd_vma in the same way that signed and unsigned ints are compatible
176 (as parameters, in assignment, etc). */
177 typedef long bfd_signed_vma;
179 typedef unsigned long symvalue;
180 typedef unsigned long bfd_size_type;
182 /* Print a bfd_vma x on stream s. */
183 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
184 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
186 #endif /* not BFD64 */
188 /* A pointer to a position in a file. */
189 /* FIXME: This should be using off_t from <sys/types.h>.
190 For now, try to avoid breaking stuff by not including <sys/types.h> here.
191 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
192 Probably the best long-term answer is to avoid using file_ptr AND off_t
193 in this header file, and to handle this in the BFD implementation
194 rather than in its interface. */
195 /* typedef off_t file_ptr; */
196 typedef bfd_signed_vma file_ptr;
197 typedef bfd_vma ufile_ptr;
199 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
200 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
202 #define printf_vma(x) fprintf_vma(stdout,x)
203 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
205 typedef unsigned int flagword; /* 32 bits of flags */
206 typedef unsigned char bfd_byte;
210 typedef enum bfd_format
212 bfd_unknown = 0, /* File format is unknown. */
213 bfd_object, /* Linker/assember/compiler output. */
214 bfd_archive, /* Object archive file. */
215 bfd_core, /* Core dump. */
216 bfd_type_end /* Marks the end; don't use it! */
220 /* Values that may appear in the flags field of a BFD. These also
221 appear in the object_flags field of the bfd_target structure, where
222 they indicate the set of flags used by that backend (not all flags
223 are meaningful for all object file formats) (FIXME: at the moment,
224 the object_flags values have mostly just been copied from backend
225 to another, and are not necessarily correct). */
228 #define BFD_NO_FLAGS 0x00
230 /* BFD contains relocation entries. */
231 #define HAS_RELOC 0x01
233 /* BFD is directly executable. */
236 /* BFD has line number information (basically used for F_LNNO in a
238 #define HAS_LINENO 0x04
240 /* BFD has debugging information. */
241 #define HAS_DEBUG 0x08
243 /* BFD has symbols. */
244 #define HAS_SYMS 0x10
246 /* BFD has local symbols (basically used for F_LSYMS in a COFF
248 #define HAS_LOCALS 0x20
250 /* BFD is a dynamic object. */
253 /* Text section is write protected (if D_PAGED is not set, this is
254 like an a.out NMAGIC file) (the linker sets this by default, but
255 clears it for -r or -N). */
258 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
259 linker sets this by default, but clears it for -r or -n or -N). */
260 #define D_PAGED 0x100
262 /* BFD is relaxable (this means that bfd_relax_section may be able to
263 do something) (sometimes bfd_relax_section can do something even if
265 #define BFD_IS_RELAXABLE 0x200
267 /* This may be set before writing out a BFD to request using a
268 traditional format. For example, this is used to request that when
269 writing out an a.out object the symbols not be hashed to eliminate
271 #define BFD_TRADITIONAL_FORMAT 0x400
273 /* This flag indicates that the BFD contents are actually cached in
274 memory. If this is set, iostream points to a bfd_in_memory struct. */
275 #define BFD_IN_MEMORY 0x800
277 /* The sections in this BFD specify a memory page. */
278 #define HAS_LOAD_PAGE 0x1000
280 /* Symbols and relocation. */
282 /* A count of carsyms (canonical archive symbols). */
283 typedef unsigned long symindex;
285 /* How to perform a relocation. */
286 typedef const struct reloc_howto_struct reloc_howto_type;
288 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
290 /* General purpose part of a symbol X;
291 target specific parts are in libcoff.h, libaout.h, etc. */
293 #define bfd_get_section(x) ((x)->section)
294 #define bfd_get_output_section(x) ((x)->section->output_section)
295 #define bfd_set_section(x,y) ((x)->section) = (y)
296 #define bfd_asymbol_base(x) ((x)->section->vma)
297 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
298 #define bfd_asymbol_name(x) ((x)->name)
299 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
300 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
301 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
303 /* A canonical archive symbol. */
304 /* This is a type pun with struct ranlib on purpose! */
305 typedef struct carsym
308 file_ptr file_offset; /* Look here to find the file. */
310 carsym; /* To make these you call a carsymogen. */
312 /* Used in generating armaps (archive tables of contents).
313 Perhaps just a forward definition would do? */
314 struct orl /* Output ranlib. */
316 char **name; /* Symbol name. */
321 } u; /* bfd* or file position. */
322 int namidx; /* Index into string table. */
325 /* Linenumber stuff. */
326 typedef struct lineno_cache_entry
328 unsigned int line_number; /* Linenumber from start of function. */
331 struct symbol_cache_entry *sym; /* Function name. */
332 bfd_vma offset; /* Offset into section. */
337 /* Object and core file sections. */
339 #define align_power(addr, align) \
340 (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
342 typedef struct sec *sec_ptr;
344 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
345 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
346 #define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
347 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
348 #define bfd_section_name(bfd, ptr) ((ptr)->name)
349 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
350 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
351 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
352 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
353 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
354 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
356 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
358 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = (boolean)true), true)
359 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
360 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
362 typedef struct stat stat_type;
364 typedef enum bfd_print_symbol
366 bfd_print_symbol_name,
367 bfd_print_symbol_more,
369 } bfd_print_symbol_type;
371 /* Information about a symbol that nm needs. */
373 typedef struct _symbol_info
377 const char *name; /* Symbol name. */
378 unsigned char stab_type; /* Stab type. */
379 char stab_other; /* Stab other. */
380 short stab_desc; /* Stab desc. */
381 const char *stab_name; /* String for stab type. */
384 /* Get the name of a stabs type code. */
386 extern const char *bfd_get_stab_name PARAMS ((int));
388 /* Hash table routines. There is no way to free up a hash table. */
390 /* An element in the hash table. Most uses will actually use a larger
391 structure, and an instance of this will be the first field. */
393 struct bfd_hash_entry
395 /* Next entry for this hash code. */
396 struct bfd_hash_entry *next;
397 /* String being hashed. */
399 /* Hash code. This is the full hash code, not the index into the
406 struct bfd_hash_table
408 /* The hash array. */
409 struct bfd_hash_entry **table;
410 /* The number of slots in the hash table. */
412 /* A function used to create new elements in the hash table. The
413 first entry is itself a pointer to an element. When this
414 function is first invoked, this pointer will be NULL. However,
415 having the pointer permits a hierarchy of method functions to be
416 built each of which calls the function in the superclass. Thus
417 each function should be written to allocate a new block of memory
418 only if the argument is NULL. */
419 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
420 struct bfd_hash_table *,
422 /* An objalloc for this hash table. This is a struct objalloc *,
423 but we use PTR to avoid requiring the inclusion of objalloc.h. */
427 /* Initialize a hash table. */
428 extern boolean bfd_hash_table_init
429 PARAMS ((struct bfd_hash_table *,
430 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
431 struct bfd_hash_table *,
434 /* Initialize a hash table specifying a size. */
435 extern boolean bfd_hash_table_init_n
436 PARAMS ((struct bfd_hash_table *,
437 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
438 struct bfd_hash_table *,
442 /* Free up a hash table. */
443 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
445 /* Look up a string in a hash table. If CREATE is true, a new entry
446 will be created for this string if one does not already exist. The
447 COPY argument must be true if this routine should copy the string
448 into newly allocated memory when adding an entry. */
449 extern struct bfd_hash_entry *bfd_hash_lookup
450 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
453 /* Replace an entry in a hash table. */
454 extern void bfd_hash_replace
455 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
456 struct bfd_hash_entry *nw));
458 /* Base method for creating a hash table entry. */
459 extern struct bfd_hash_entry *bfd_hash_newfunc
460 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
463 /* Grab some space for a hash table entry. */
464 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
467 /* Traverse a hash table in a random order, calling a function on each
468 element. If the function returns false, the traversal stops. The
469 INFO argument is passed to the function. */
470 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
471 boolean (*) (struct bfd_hash_entry *,
475 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
477 /* User program access to BFD facilities. */
479 /* Direct I/O routines, for programs which know more about the object
480 file than BFD does. Use higher level routines if possible. */
482 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
483 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
484 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
485 extern ufile_ptr bfd_tell PARAMS ((bfd *));
486 extern int bfd_flush PARAMS ((bfd *));
487 extern int bfd_stat PARAMS ((bfd *, struct stat *));
489 /* Deprecated old routines. */
491 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
492 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
493 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
494 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
495 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
496 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
498 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
499 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
500 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
501 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
502 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
503 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
505 extern void warn_deprecated
506 PARAMS ((const char *, const char *, int, const char *));
508 /* Cast from const char * to char * so that caller can assign to
509 a char * without a warning. */
510 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
511 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
512 #define bfd_get_format(abfd) ((abfd)->format)
513 #define bfd_get_target(abfd) ((abfd)->xvec->name)
514 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
515 #define bfd_family_coff(abfd) \
516 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
517 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
518 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
519 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
520 #define bfd_header_big_endian(abfd) \
521 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
522 #define bfd_header_little_endian(abfd) \
523 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
524 #define bfd_get_file_flags(abfd) ((abfd)->flags)
525 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
526 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
527 #define bfd_my_archive(abfd) ((abfd)->my_archive)
528 #define bfd_has_map(abfd) ((abfd)->has_armap)
530 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
531 #define bfd_usrdata(abfd) ((abfd)->usrdata)
533 #define bfd_get_start_address(abfd) ((abfd)->start_address)
534 #define bfd_get_symcount(abfd) ((abfd)->symcount)
535 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
536 #define bfd_count_sections(abfd) ((abfd)->section_count)
538 #define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
540 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
542 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
544 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
545 /* NB: This declaration should match the autogenerated one in libbfd.h. */
547 extern boolean bfd_record_phdr
548 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
549 boolean, boolean, unsigned int, struct sec **));
551 /* Byte swapping routines. */
553 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
554 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
555 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
556 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
557 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
558 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
559 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
560 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
561 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
562 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
563 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
564 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
565 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
566 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
567 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
568 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
569 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
570 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
572 /* Byte swapping routines which take size and endiannes as arguments. */
574 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
575 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
577 /* Externally visible ECOFF routines. */
579 #if defined(__STDC__) || defined(ALMOST_STDC)
580 struct ecoff_debug_info;
581 struct ecoff_debug_swap;
583 struct symbol_cache_entry;
584 struct bfd_link_info;
585 struct bfd_link_hash_entry;
586 struct bfd_elf_version_tree;
588 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
589 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
590 extern boolean bfd_ecoff_set_regmasks
591 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
592 unsigned long *cprmask));
593 extern PTR bfd_ecoff_debug_init
594 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
595 const struct ecoff_debug_swap *output_swap,
596 struct bfd_link_info *));
597 extern void bfd_ecoff_debug_free
598 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
599 const struct ecoff_debug_swap *output_swap,
600 struct bfd_link_info *));
601 extern boolean bfd_ecoff_debug_accumulate
602 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
603 const struct ecoff_debug_swap *output_swap,
604 bfd *input_bfd, struct ecoff_debug_info *input_debug,
605 const struct ecoff_debug_swap *input_swap,
606 struct bfd_link_info *));
607 extern boolean bfd_ecoff_debug_accumulate_other
608 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
609 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
610 struct bfd_link_info *));
611 extern boolean bfd_ecoff_debug_externals
612 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
613 const struct ecoff_debug_swap *swap,
614 boolean relocateable,
615 boolean (*get_extr) (struct symbol_cache_entry *,
616 struct ecoff_extr *),
617 void (*set_index) (struct symbol_cache_entry *,
619 extern boolean bfd_ecoff_debug_one_external
620 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
621 const struct ecoff_debug_swap *swap,
622 const char *name, struct ecoff_extr *esym));
623 extern bfd_size_type bfd_ecoff_debug_size
624 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
625 const struct ecoff_debug_swap *swap));
626 extern boolean bfd_ecoff_write_debug
627 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
628 const struct ecoff_debug_swap *swap, file_ptr where));
629 extern boolean bfd_ecoff_write_accumulated_debug
630 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
631 const struct ecoff_debug_swap *swap,
632 struct bfd_link_info *info, file_ptr where));
633 extern boolean bfd_mips_ecoff_create_embedded_relocs
634 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
637 /* Externally visible ELF routines. */
639 struct bfd_link_needed_list
641 struct bfd_link_needed_list *next;
646 extern boolean bfd_elf32_record_link_assignment
647 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
648 extern boolean bfd_elf64_record_link_assignment
649 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
650 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
651 PARAMS ((bfd *, struct bfd_link_info *));
652 extern boolean bfd_elf_get_bfd_needed_list
653 PARAMS ((bfd *, struct bfd_link_needed_list **));
654 extern boolean bfd_elf32_size_dynamic_sections
655 PARAMS ((bfd *, const char *, const char *, const char *,
656 const char * const *, struct bfd_link_info *, struct sec **,
657 struct bfd_elf_version_tree *));
658 extern boolean bfd_elf64_size_dynamic_sections
659 PARAMS ((bfd *, const char *, const char *, const char *,
660 const char * const *, struct bfd_link_info *, struct sec **,
661 struct bfd_elf_version_tree *));
662 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
663 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
664 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
665 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
666 PARAMS ((bfd *, struct bfd_link_info *));
667 extern boolean bfd_elf32_discard_info
668 PARAMS ((bfd *, struct bfd_link_info *));
669 extern boolean bfd_elf64_discard_info
670 PARAMS ((bfd *, struct bfd_link_info *));
672 /* Return an upper bound on the number of bytes required to store a
673 copy of ABFD's program header table entries. Return -1 if an error
674 occurs; bfd_get_error will return an appropriate code. */
675 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
677 /* Copy ABFD's program header table entries to *PHDRS. The entries
678 will be stored as an array of Elf_Internal_Phdr structures, as
679 defined in include/elf/internal.h. To find out how large the
680 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
682 Return the number of program header table entries read, or -1 if an
683 error occurs; bfd_get_error will return an appropriate code. */
684 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
686 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
687 extern int bfd_get_arch_size PARAMS ((bfd *));
689 /* Return true if address "naturally" sign extends, or -1 if not elf. */
690 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
692 extern boolean bfd_m68k_elf32_create_embedded_relocs
693 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
695 extern boolean bfd_mips_elf32_create_embedded_relocs
696 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
699 /* SunOS shared library support routines for the linker. */
701 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
702 PARAMS ((bfd *, struct bfd_link_info *));
703 extern boolean bfd_sunos_record_link_assignment
704 PARAMS ((bfd *, struct bfd_link_info *, const char *));
705 extern boolean bfd_sunos_size_dynamic_sections
706 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
709 /* Linux shared library support routines for the linker. */
711 extern boolean bfd_i386linux_size_dynamic_sections
712 PARAMS ((bfd *, struct bfd_link_info *));
713 extern boolean bfd_m68klinux_size_dynamic_sections
714 PARAMS ((bfd *, struct bfd_link_info *));
715 extern boolean bfd_sparclinux_size_dynamic_sections
716 PARAMS ((bfd *, struct bfd_link_info *));
720 struct _bfd_window_internal;
721 typedef struct _bfd_window_internal bfd_window_internal;
723 typedef struct _bfd_window
725 /* What the user asked for. */
728 /* The actual window used by BFD. Small user-requested read-only
729 regions sharing a page may share a single window into the object
730 file. Read-write versions shouldn't until I've fixed things to
731 keep track of which portions have been claimed by the
732 application; don't want to give the same region back when the
733 application wants two writable copies! */
734 struct _bfd_window_internal *i;
738 extern void bfd_init_window PARAMS ((bfd_window *));
739 extern void bfd_free_window PARAMS ((bfd_window *));
740 extern boolean bfd_get_file_window
741 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
743 /* XCOFF support routines for the linker. */
745 extern boolean bfd_xcoff_link_record_set
746 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
748 extern boolean bfd_xcoff_import_symbol
749 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
750 bfd_vma, const char *, const char *, const char *, unsigned int));
751 extern boolean bfd_xcoff_export_symbol
752 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
753 extern boolean bfd_xcoff_link_count_reloc
754 PARAMS ((bfd *, struct bfd_link_info *, const char *));
755 extern boolean bfd_xcoff_record_link_assignment
756 PARAMS ((bfd *, struct bfd_link_info *, const char *));
757 extern boolean bfd_xcoff_size_dynamic_sections
758 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
759 unsigned long, unsigned long, unsigned long, boolean,
760 int, boolean, boolean, struct sec **, boolean));
761 extern boolean bfd_xcoff_link_generate_rtinit
762 PARAMS ((bfd *, const char *, const char *, boolean));
764 /* XCOFF support routines for ar. */
765 extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((bfd *, char *));
767 /* Externally visible COFF routines. */
769 #if defined(__STDC__) || defined(ALMOST_STDC)
770 struct internal_syment;
771 union internal_auxent;
774 extern boolean bfd_coff_get_syment
775 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
777 extern boolean bfd_coff_get_auxent
778 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
780 extern boolean bfd_coff_set_symbol_class
781 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
783 extern boolean bfd_m68k_coff_create_embedded_relocs
784 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
787 /* ARM Interworking support. Called from linker. */
788 extern boolean bfd_arm_allocate_interworking_sections
789 PARAMS ((struct bfd_link_info *));
791 extern boolean bfd_arm_process_before_allocation
792 PARAMS ((bfd *, struct bfd_link_info *, int));
794 extern boolean bfd_arm_get_bfd_for_interworking
795 PARAMS ((bfd *, struct bfd_link_info *));
797 /* PE ARM Interworking support. Called from linker. */
798 extern boolean bfd_arm_pe_allocate_interworking_sections
799 PARAMS ((struct bfd_link_info *));
801 extern boolean bfd_arm_pe_process_before_allocation
802 PARAMS ((bfd *, struct bfd_link_info *, int));
804 extern boolean bfd_arm_pe_get_bfd_for_interworking
805 PARAMS ((bfd *, struct bfd_link_info *));
807 /* ELF ARM Interworking support. Called from linker. */
808 extern boolean bfd_elf32_arm_allocate_interworking_sections
809 PARAMS ((struct bfd_link_info *));
811 extern boolean bfd_elf32_arm_process_before_allocation
812 PARAMS ((bfd *, struct bfd_link_info *, int));
814 extern boolean bfd_elf32_arm_get_bfd_for_interworking
815 PARAMS ((bfd *, struct bfd_link_info *));
817 extern boolean bfd_elf32_arm_add_glue_sections_to_bfd
818 PARAMS ((bfd *, struct bfd_link_info *));
820 /* TI COFF load page support. */
821 extern void bfd_ticoff_set_section_load_page
822 PARAMS ((struct sec *, int));
824 extern int bfd_ticoff_get_section_load_page
825 PARAMS ((struct sec *));
827 /* Extracted from init.c. */
829 bfd_init PARAMS ((void));
831 /* Extracted from opncls.c. */
833 bfd_openr PARAMS ((const char *filename, const char *target));
836 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
839 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
842 bfd_openw PARAMS ((const char *filename, const char *target));
845 bfd_close PARAMS ((bfd *abfd));
848 bfd_close_all_done PARAMS ((bfd *));
851 bfd_create PARAMS ((const char *filename, bfd *templ));
854 bfd_make_writable PARAMS ((bfd *abfd));
857 bfd_make_readable PARAMS ((bfd *abfd));
859 /* Extracted from libbfd.c. */
861 /* Byte swapping macros for user section data. */
863 #define bfd_put_8(abfd, val, ptr) \
864 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
865 #define bfd_put_signed_8 \
867 #define bfd_get_8(abfd, ptr) \
868 (*(unsigned char *) (ptr) & 0xff)
869 #define bfd_get_signed_8(abfd, ptr) \
870 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
872 #define bfd_put_16(abfd, val, ptr) \
873 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
874 #define bfd_put_signed_16 \
876 #define bfd_get_16(abfd, ptr) \
877 BFD_SEND(abfd, bfd_getx16, (ptr))
878 #define bfd_get_signed_16(abfd, ptr) \
879 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
881 #define bfd_put_32(abfd, val, ptr) \
882 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
883 #define bfd_put_signed_32 \
885 #define bfd_get_32(abfd, ptr) \
886 BFD_SEND(abfd, bfd_getx32, (ptr))
887 #define bfd_get_signed_32(abfd, ptr) \
888 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
890 #define bfd_put_64(abfd, val, ptr) \
891 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
892 #define bfd_put_signed_64 \
894 #define bfd_get_64(abfd, ptr) \
895 BFD_SEND(abfd, bfd_getx64, (ptr))
896 #define bfd_get_signed_64(abfd, ptr) \
897 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
899 #define bfd_get(bits, abfd, ptr) \
900 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
901 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
902 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
903 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
904 : (abort (), (bfd_vma) - 1))
906 #define bfd_put(bits, abfd, val, ptr) \
907 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
908 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
909 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
910 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
911 : (abort (), (void) 0))
914 /* Byte swapping macros for file header data. */
916 #define bfd_h_put_8(abfd, val, ptr) \
917 bfd_put_8 (abfd, val, ptr)
918 #define bfd_h_put_signed_8(abfd, val, ptr) \
919 bfd_put_8 (abfd, val, ptr)
920 #define bfd_h_get_8(abfd, ptr) \
921 bfd_get_8 (abfd, ptr)
922 #define bfd_h_get_signed_8(abfd, ptr) \
923 bfd_get_signed_8 (abfd, ptr)
925 #define bfd_h_put_16(abfd, val, ptr) \
926 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
927 #define bfd_h_put_signed_16 \
929 #define bfd_h_get_16(abfd, ptr) \
930 BFD_SEND (abfd, bfd_h_getx16, (ptr))
931 #define bfd_h_get_signed_16(abfd, ptr) \
932 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
934 #define bfd_h_put_32(abfd, val, ptr) \
935 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
936 #define bfd_h_put_signed_32 \
938 #define bfd_h_get_32(abfd, ptr) \
939 BFD_SEND (abfd, bfd_h_getx32, (ptr))
940 #define bfd_h_get_signed_32(abfd, ptr) \
941 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
943 #define bfd_h_put_64(abfd, val, ptr) \
944 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
945 #define bfd_h_put_signed_64 \
947 #define bfd_h_get_64(abfd, ptr) \
948 BFD_SEND (abfd, bfd_h_getx64, (ptr))
949 #define bfd_h_get_signed_64(abfd, ptr) \
950 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
952 /* Refinements on the above, which should eventually go away. Save
953 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
955 #define H_PUT_64(abfd, val, where) \
956 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
958 #define H_PUT_32(abfd, val, where) \
959 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
961 #define H_PUT_16(abfd, val, where) \
962 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
964 #define H_PUT_8 bfd_h_put_8
966 #define H_PUT_S64(abfd, val, where) \
967 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
969 #define H_PUT_S32(abfd, val, where) \
970 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
972 #define H_PUT_S16(abfd, val, where) \
973 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
975 #define H_PUT_S8 bfd_h_put_signed_8
977 #define H_GET_64(abfd, where) \
978 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
980 #define H_GET_32(abfd, where) \
981 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
983 #define H_GET_16(abfd, where) \
984 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
986 #define H_GET_8 bfd_h_get_8
988 #define H_GET_S64(abfd, where) \
989 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
991 #define H_GET_S32(abfd, where) \
992 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
994 #define H_GET_S16(abfd, where) \
995 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
997 #define H_GET_S8 bfd_h_get_signed_8
1000 /* Extracted from section.c. */
1001 /* This structure is used for a comdat section, as in PE. A comdat
1002 section is associated with a particular symbol. When the linker
1003 sees a comdat section, it keeps only one of the sections with a
1004 given name and associated with a given symbol. */
1006 struct bfd_comdat_info
1008 /* The name of the symbol associated with a comdat section. */
1011 /* The local symbol table index of the symbol associated with a
1012 comdat section. This is only meaningful to the object file format
1013 specific code; it is not an index into the list returned by
1014 bfd_canonicalize_symtab. */
1020 /* The name of the section; the name isn't a copy, the pointer is
1021 the same as that passed to bfd_make_section. */
1024 /* A unique sequence number. */
1027 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1030 /* The next section in the list belonging to the BFD, or NULL. */
1033 /* The field flags contains attributes of the section. Some
1034 flags are read in from the object file, and some are
1035 synthesized from other information. */
1038 #define SEC_NO_FLAGS 0x000
1040 /* Tells the OS to allocate space for this section when loading.
1041 This is clear for a section containing debug information only. */
1042 #define SEC_ALLOC 0x001
1044 /* Tells the OS to load the section from the file when loading.
1045 This is clear for a .bss section. */
1046 #define SEC_LOAD 0x002
1048 /* The section contains data still to be relocated, so there is
1049 some relocation information too. */
1050 #define SEC_RELOC 0x004
1052 /* ELF reserves 4 processor specific bits and 8 operating system
1053 specific bits in sh_flags; at present we can get away with just
1054 one in communicating between the assembler and BFD, but this
1055 isn't a good long-term solution. */
1056 #define SEC_ARCH_BIT_0 0x008
1058 /* A signal to the OS that the section contains read only data. */
1059 #define SEC_READONLY 0x010
1061 /* The section contains code only. */
1062 #define SEC_CODE 0x020
1064 /* The section contains data only. */
1065 #define SEC_DATA 0x040
1067 /* The section will reside in ROM. */
1068 #define SEC_ROM 0x080
1070 /* The section contains constructor information. This section
1071 type is used by the linker to create lists of constructors and
1072 destructors used by <<g++>>. When a back end sees a symbol
1073 which should be used in a constructor list, it creates a new
1074 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1075 the symbol to it, and builds a relocation. To build the lists
1076 of constructors, all the linker has to do is catenate all the
1077 sections called <<__CTOR_LIST__>> and relocate the data
1078 contained within - exactly the operations it would peform on
1080 #define SEC_CONSTRUCTOR 0x100
1082 /* The section has contents - a data section could be
1083 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1084 <<SEC_HAS_CONTENTS>> */
1085 #define SEC_HAS_CONTENTS 0x200
1087 /* An instruction to the linker to not output the section
1088 even if it has information which would normally be written. */
1089 #define SEC_NEVER_LOAD 0x400
1091 /* The section is a COFF shared library section. This flag is
1092 only for the linker. If this type of section appears in
1093 the input file, the linker must copy it to the output file
1094 without changing the vma or size. FIXME: Although this
1095 was originally intended to be general, it really is COFF
1096 specific (and the flag was renamed to indicate this). It
1097 might be cleaner to have some more general mechanism to
1098 allow the back end to control what the linker does with
1100 #define SEC_COFF_SHARED_LIBRARY 0x800
1102 /* The section contains thread local data. */
1103 #define SEC_THREAD_LOCAL 0x1000
1105 /* The section has GOT references. This flag is only for the
1106 linker, and is currently only used by the elf32-hppa back end.
1107 It will be set if global offset table references were detected
1108 in this section, which indicate to the linker that the section
1109 contains PIC code, and must be handled specially when doing a
1111 #define SEC_HAS_GOT_REF 0x4000
1113 /* The section contains common symbols (symbols may be defined
1114 multiple times, the value of a symbol is the amount of
1115 space it requires, and the largest symbol value is the one
1116 used). Most targets have exactly one of these (which we
1117 translate to bfd_com_section_ptr), but ECOFF has two. */
1118 #define SEC_IS_COMMON 0x8000
1120 /* The section contains only debugging information. For
1121 example, this is set for ELF .debug and .stab sections.
1122 strip tests this flag to see if a section can be
1124 #define SEC_DEBUGGING 0x10000
1126 /* The contents of this section are held in memory pointed to
1127 by the contents field. This is checked by bfd_get_section_contents,
1128 and the data is retrieved from memory if appropriate. */
1129 #define SEC_IN_MEMORY 0x20000
1131 /* The contents of this section are to be excluded by the
1132 linker for executable and shared objects unless those
1133 objects are to be further relocated. */
1134 #define SEC_EXCLUDE 0x40000
1136 /* The contents of this section are to be sorted based on the sum of
1137 the symbol and addend values specified by the associated relocation
1138 entries. Entries without associated relocation entries will be
1139 appended to the end of the section in an unspecified order. */
1140 #define SEC_SORT_ENTRIES 0x80000
1142 /* When linking, duplicate sections of the same name should be
1143 discarded, rather than being combined into a single section as
1144 is usually done. This is similar to how common symbols are
1145 handled. See SEC_LINK_DUPLICATES below. */
1146 #define SEC_LINK_ONCE 0x100000
1148 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1149 should handle duplicate sections. */
1150 #define SEC_LINK_DUPLICATES 0x600000
1152 /* This value for SEC_LINK_DUPLICATES means that duplicate
1153 sections with the same name should simply be discarded. */
1154 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1156 /* This value for SEC_LINK_DUPLICATES means that the linker
1157 should warn if there are any duplicate sections, although
1158 it should still only link one copy. */
1159 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1161 /* This value for SEC_LINK_DUPLICATES means that the linker
1162 should warn if any duplicate sections are a different size. */
1163 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1165 /* This value for SEC_LINK_DUPLICATES means that the linker
1166 should warn if any duplicate sections contain different
1168 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1170 /* This section was created by the linker as part of dynamic
1171 relocation or other arcane processing. It is skipped when
1172 going through the first-pass output, trusting that someone
1173 else up the line will take care of it later. */
1174 #define SEC_LINKER_CREATED 0x800000
1176 /* This section should not be subject to garbage collection. */
1177 #define SEC_KEEP 0x1000000
1179 /* This section contains "short" data, and should be placed
1181 #define SEC_SMALL_DATA 0x2000000
1183 /* This section contains data which may be shared with other
1184 executables or shared objects. */
1185 #define SEC_SHARED 0x4000000
1187 /* When a section with this flag is being linked, then if the size of
1188 the input section is less than a page, it should not cross a page
1189 boundary. If the size of the input section is one page or more, it
1190 should be aligned on a page boundary. */
1191 #define SEC_BLOCK 0x8000000
1193 /* Conditionally link this section; do not link if there are no
1194 references found to any symbol in the section. */
1195 #define SEC_CLINK 0x10000000
1197 /* Attempt to merge identical entities in the section.
1198 Entity size is given in the entsize field. */
1199 #define SEC_MERGE 0x20000000
1201 /* If given with SEC_MERGE, entities to merge are zero terminated
1202 strings where entsize specifies character size instead of fixed
1204 #define SEC_STRINGS 0x40000000
1206 /* This section contains data about section groups. */
1207 #define SEC_GROUP 0x80000000
1209 /* End of section flags. */
1211 /* Some internal packed boolean fields. */
1213 /* See the vma field. */
1214 unsigned int user_set_vma : 1;
1216 /* Whether relocations have been processed. */
1217 unsigned int reloc_done : 1;
1219 /* A mark flag used by some of the linker backends. */
1220 unsigned int linker_mark : 1;
1222 /* Another mark flag used by some of the linker backends. Set for
1223 output sections that have an input section. */
1224 unsigned int linker_has_input : 1;
1226 /* A mark flag used by some linker backends for garbage collection. */
1227 unsigned int gc_mark : 1;
1229 /* Used by the ELF code to mark sections which have been allocated
1231 unsigned int segment_mark : 1;
1233 /* End of internal packed boolean fields. */
1235 /* The virtual memory address of the section - where it will be
1236 at run time. The symbols are relocated against this. The
1237 user_set_vma flag is maintained by bfd; if it's not set, the
1238 backend can assign addresses (for example, in <<a.out>>, where
1239 the default address for <<.data>> is dependent on the specific
1240 target and various flags). */
1243 /* The load address of the section - where it would be in a
1244 rom image; really only used for writing section header
1248 /* The size of the section in octets, as it will be output.
1249 Contains a value even if the section has no contents (e.g., the
1250 size of <<.bss>>). This will be filled in after relocation. */
1251 bfd_size_type _cooked_size;
1253 /* The original size on disk of the section, in octets. Normally this
1254 value is the same as the size, but if some relaxing has
1255 been done, then this value will be bigger. */
1256 bfd_size_type _raw_size;
1258 /* If this section is going to be output, then this value is the
1259 offset in *bytes* into the output section of the first byte in the
1260 input section (byte ==> smallest addressable unit on the
1261 target). In most cases, if this was going to start at the
1262 100th octet (8-bit quantity) in the output section, this value
1263 would be 100. However, if the target byte size is 16 bits
1264 (bfd_octets_per_byte is "2"), this value would be 50. */
1265 bfd_vma output_offset;
1267 /* The output section through which to map on output. */
1268 struct sec *output_section;
1270 /* The alignment requirement of the section, as an exponent of 2 -
1271 e.g., 3 aligns to 2^3 (or 8). */
1272 unsigned int alignment_power;
1274 /* If an input section, a pointer to a vector of relocation
1275 records for the data in this section. */
1276 struct reloc_cache_entry *relocation;
1278 /* If an output section, a pointer to a vector of pointers to
1279 relocation records for the data in this section. */
1280 struct reloc_cache_entry **orelocation;
1282 /* The number of relocation records in one of the above. */
1283 unsigned reloc_count;
1285 /* Information below is back end specific - and not always used
1288 /* File position of section data. */
1291 /* File position of relocation info. */
1292 file_ptr rel_filepos;
1294 /* File position of line data. */
1295 file_ptr line_filepos;
1297 /* Pointer to data for applications. */
1300 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1302 unsigned char *contents;
1304 /* Attached line number information. */
1307 /* Number of line number records. */
1308 unsigned int lineno_count;
1310 /* Entity size for merging purposes. */
1311 unsigned int entsize;
1313 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1314 struct bfd_comdat_info *comdat;
1316 /* When a section is being output, this value changes as more
1317 linenumbers are written out. */
1318 file_ptr moving_line_filepos;
1320 /* What the section number is in the target world. */
1325 /* If this is a constructor section then here is a list of the
1326 relocations created to relocate items within it. */
1327 struct relent_chain *constructor_chain;
1329 /* The BFD which owns the section. */
1332 /* A symbol which points at this section only. */
1333 struct symbol_cache_entry *symbol;
1334 struct symbol_cache_entry **symbol_ptr_ptr;
1336 struct bfd_link_order *link_order_head;
1337 struct bfd_link_order *link_order_tail;
1340 /* These sections are global, and are managed by BFD. The application
1341 and target back end are not permitted to change the values in
1342 these sections. New code should use the section_ptr macros rather
1343 than referring directly to the const sections. The const sections
1344 may eventually vanish. */
1345 #define BFD_ABS_SECTION_NAME "*ABS*"
1346 #define BFD_UND_SECTION_NAME "*UND*"
1347 #define BFD_COM_SECTION_NAME "*COM*"
1348 #define BFD_IND_SECTION_NAME "*IND*"
1350 /* The absolute section. */
1351 extern const asection bfd_abs_section;
1352 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1353 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1354 /* Pointer to the undefined section. */
1355 extern const asection bfd_und_section;
1356 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1357 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1358 /* Pointer to the common section. */
1359 extern const asection bfd_com_section;
1360 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1361 /* Pointer to the indirect section. */
1362 extern const asection bfd_ind_section;
1363 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1364 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1366 #define bfd_is_const_section(SEC) \
1367 ( ((SEC) == bfd_abs_section_ptr) \
1368 || ((SEC) == bfd_und_section_ptr) \
1369 || ((SEC) == bfd_com_section_ptr) \
1370 || ((SEC) == bfd_ind_section_ptr))
1372 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1373 extern const struct symbol_cache_entry * const bfd_com_symbol;
1374 extern const struct symbol_cache_entry * const bfd_und_symbol;
1375 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1376 #define bfd_get_section_size_before_reloc(section) \
1377 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1378 : (section)->_raw_size)
1379 #define bfd_get_section_size_after_reloc(section) \
1380 ((section)->reloc_done ? (section)->_cooked_size \
1381 : (abort (), (bfd_size_type) 1))
1383 /* Macros to handle insertion and deletion of a bfd's sections. These
1384 only handle the list pointers, ie. do not adjust section_count,
1385 target_index etc. */
1386 #define bfd_section_list_remove(ABFD, PS) \
1389 asection **_ps = PS; \
1390 asection *_s = *_ps; \
1392 if (_s->next == NULL) \
1393 (ABFD)->section_tail = _ps; \
1396 #define bfd_section_list_insert(ABFD, PS, S) \
1399 asection **_ps = PS; \
1403 if (_s->next == NULL) \
1404 (ABFD)->section_tail = &_s->next; \
1409 bfd_section_list_clear PARAMS ((bfd *));
1412 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1415 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1416 const char *templat,
1420 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1423 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1426 bfd_make_section PARAMS ((bfd *, const char *name));
1429 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1432 bfd_map_over_sections PARAMS ((bfd *abfd,
1433 void (*func) (bfd *abfd,
1439 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1442 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1443 PTR data, file_ptr offset,
1444 bfd_size_type count));
1447 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1448 PTR location, file_ptr offset,
1449 bfd_size_type count));
1452 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1453 bfd *obfd, asection *osec));
1455 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1456 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1457 (ibfd, isection, obfd, osection))
1459 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1462 bfd_generic_discard_group PARAMS ((bfd *abfd, asection *group));
1464 /* Extracted from archures.c. */
1465 enum bfd_architecture
1467 bfd_arch_unknown, /* File arch not known. */
1468 bfd_arch_obscure, /* Arch known, not one of these. */
1469 bfd_arch_m68k, /* Motorola 68xxx */
1470 #define bfd_mach_m68000 1
1471 #define bfd_mach_m68008 2
1472 #define bfd_mach_m68010 3
1473 #define bfd_mach_m68020 4
1474 #define bfd_mach_m68030 5
1475 #define bfd_mach_m68040 6
1476 #define bfd_mach_m68060 7
1477 #define bfd_mach_cpu32 8
1478 #define bfd_mach_mcf5200 9
1479 #define bfd_mach_mcf5206e 10
1480 #define bfd_mach_mcf5307 11
1481 #define bfd_mach_mcf5407 12
1482 bfd_arch_vax, /* DEC Vax */
1483 bfd_arch_i960, /* Intel 960 */
1484 /* The order of the following is important.
1485 lower number indicates a machine type that
1486 only accepts a subset of the instructions
1487 available to machines with higher numbers.
1488 The exception is the "ca", which is
1489 incompatible with all other machines except
1492 #define bfd_mach_i960_core 1
1493 #define bfd_mach_i960_ka_sa 2
1494 #define bfd_mach_i960_kb_sb 3
1495 #define bfd_mach_i960_mc 4
1496 #define bfd_mach_i960_xa 5
1497 #define bfd_mach_i960_ca 6
1498 #define bfd_mach_i960_jx 7
1499 #define bfd_mach_i960_hx 8
1501 bfd_arch_or32, /* OpenRISC 32 */
1503 bfd_arch_a29k, /* AMD 29000 */
1504 bfd_arch_sparc, /* SPARC */
1505 #define bfd_mach_sparc 1
1506 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1507 #define bfd_mach_sparc_sparclet 2
1508 #define bfd_mach_sparc_sparclite 3
1509 #define bfd_mach_sparc_v8plus 4
1510 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1511 #define bfd_mach_sparc_sparclite_le 6
1512 #define bfd_mach_sparc_v9 7
1513 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1514 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1515 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1516 /* Nonzero if MACH has the v9 instruction set. */
1517 #define bfd_mach_sparc_v9_p(mach) \
1518 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1519 && (mach) != bfd_mach_sparc_sparclite_le)
1520 bfd_arch_mips, /* MIPS Rxxxx */
1521 #define bfd_mach_mips3000 3000
1522 #define bfd_mach_mips3900 3900
1523 #define bfd_mach_mips4000 4000
1524 #define bfd_mach_mips4010 4010
1525 #define bfd_mach_mips4100 4100
1526 #define bfd_mach_mips4111 4111
1527 #define bfd_mach_mips4300 4300
1528 #define bfd_mach_mips4400 4400
1529 #define bfd_mach_mips4600 4600
1530 #define bfd_mach_mips4650 4650
1531 #define bfd_mach_mips5000 5000
1532 #define bfd_mach_mips6000 6000
1533 #define bfd_mach_mips8000 8000
1534 #define bfd_mach_mips10000 10000
1535 #define bfd_mach_mips12000 12000
1536 #define bfd_mach_mips16 16
1537 #define bfd_mach_mips5 5
1538 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1539 #define bfd_mach_mipsisa32 32
1540 #define bfd_mach_mipsisa64 64
1541 bfd_arch_i386, /* Intel 386 */
1542 #define bfd_mach_i386_i386 0
1543 #define bfd_mach_i386_i8086 1
1544 #define bfd_mach_i386_i386_intel_syntax 2
1545 #define bfd_mach_x86_64 3
1546 #define bfd_mach_x86_64_intel_syntax 4
1547 bfd_arch_we32k, /* AT&T WE32xxx */
1548 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1549 bfd_arch_i860, /* Intel 860 */
1550 bfd_arch_i370, /* IBM 360/370 Mainframes */
1551 bfd_arch_romp, /* IBM ROMP PC/RT */
1552 bfd_arch_alliant, /* Alliant */
1553 bfd_arch_convex, /* Convex */
1554 bfd_arch_m88k, /* Motorola 88xxx */
1555 bfd_arch_pyramid, /* Pyramid Technology */
1556 bfd_arch_h8300, /* Hitachi H8/300 */
1557 #define bfd_mach_h8300 1
1558 #define bfd_mach_h8300h 2
1559 #define bfd_mach_h8300s 3
1560 bfd_arch_pdp11, /* DEC PDP-11 */
1561 bfd_arch_powerpc, /* PowerPC */
1562 #define bfd_mach_ppc 0
1563 #define bfd_mach_ppc64 1
1564 #define bfd_mach_ppc_403 403
1565 #define bfd_mach_ppc_403gc 4030
1566 #define bfd_mach_ppc_505 505
1567 #define bfd_mach_ppc_601 601
1568 #define bfd_mach_ppc_602 602
1569 #define bfd_mach_ppc_603 603
1570 #define bfd_mach_ppc_ec603e 6031
1571 #define bfd_mach_ppc_604 604
1572 #define bfd_mach_ppc_620 620
1573 #define bfd_mach_ppc_630 630
1574 #define bfd_mach_ppc_750 750
1575 #define bfd_mach_ppc_860 860
1576 #define bfd_mach_ppc_a35 35
1577 #define bfd_mach_ppc_rs64ii 642
1578 #define bfd_mach_ppc_rs64iii 643
1579 #define bfd_mach_ppc_7400 7400
1580 #define bfd_mach_ppc_e500 500
1581 bfd_arch_rs6000, /* IBM RS/6000 */
1582 #define bfd_mach_rs6k 0
1583 #define bfd_mach_rs6k_rs1 6001
1584 #define bfd_mach_rs6k_rsc 6003
1585 #define bfd_mach_rs6k_rs2 6002
1586 bfd_arch_hppa, /* HP PA RISC */
1587 bfd_arch_d10v, /* Mitsubishi D10V */
1588 #define bfd_mach_d10v 0
1589 #define bfd_mach_d10v_ts2 2
1590 #define bfd_mach_d10v_ts3 3
1591 bfd_arch_d30v, /* Mitsubishi D30V */
1592 bfd_arch_dlx, /* DLX */
1593 bfd_arch_m68hc11, /* Motorola 68HC11 */
1594 bfd_arch_m68hc12, /* Motorola 68HC12 */
1595 bfd_arch_z8k, /* Zilog Z8000 */
1596 #define bfd_mach_z8001 1
1597 #define bfd_mach_z8002 2
1598 bfd_arch_h8500, /* Hitachi H8/500 */
1599 bfd_arch_sh, /* Hitachi SH */
1600 #define bfd_mach_sh 0
1601 #define bfd_mach_sh2 0x20
1602 #define bfd_mach_sh_dsp 0x2d
1603 #define bfd_mach_sh3 0x30
1604 #define bfd_mach_sh3_dsp 0x3d
1605 #define bfd_mach_sh3e 0x3e
1606 #define bfd_mach_sh4 0x40
1607 #define bfd_mach_sh5 0x50
1608 bfd_arch_alpha, /* Dec Alpha */
1609 #define bfd_mach_alpha_ev4 0x10
1610 #define bfd_mach_alpha_ev5 0x20
1611 #define bfd_mach_alpha_ev6 0x30
1612 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1613 #define bfd_mach_arm_2 1
1614 #define bfd_mach_arm_2a 2
1615 #define bfd_mach_arm_3 3
1616 #define bfd_mach_arm_3M 4
1617 #define bfd_mach_arm_4 5
1618 #define bfd_mach_arm_4T 6
1619 #define bfd_mach_arm_5 7
1620 #define bfd_mach_arm_5T 8
1621 #define bfd_mach_arm_5TE 9
1622 #define bfd_mach_arm_XScale 10
1623 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1624 bfd_arch_w65, /* WDC 65816 */
1625 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1626 bfd_arch_tic4x, /* Texas Instruments TMS320C3X/4X */
1627 #define bfd_mach_c3x 30
1628 #define bfd_mach_c4x 40
1629 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1630 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1631 bfd_arch_v850, /* NEC V850 */
1632 #define bfd_mach_v850 0
1633 #define bfd_mach_v850e 'E'
1634 bfd_arch_arc, /* ARC Cores */
1635 #define bfd_mach_arc_5 0
1636 #define bfd_mach_arc_6 1
1637 #define bfd_mach_arc_7 2
1638 #define bfd_mach_arc_8 3
1639 bfd_arch_m32r, /* Mitsubishi M32R/D */
1640 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1641 #define bfd_mach_m32rx 'x'
1642 bfd_arch_mn10200, /* Matsushita MN10200 */
1643 bfd_arch_mn10300, /* Matsushita MN10300 */
1644 #define bfd_mach_mn10300 300
1645 #define bfd_mach_am33 330
1647 #define bfd_mach_fr30 0x46523330
1649 #define bfd_mach_frv 0
1650 #define bfd_mach_frvsimple 1
1651 #define bfd_mach_fr300 300
1652 #define bfd_mach_fr400 400
1653 #define bfd_mach_frvtomcat 499 /* fr500 prototype */
1654 #define bfd_mach_fr500 500
1656 bfd_arch_ia64, /* HP/Intel ia64 */
1657 #define bfd_mach_ia64_elf64 0
1658 #define bfd_mach_ia64_elf32 1
1659 bfd_arch_ip2k, /* Ubicom IP2K microcontrollers. */
1660 #define bfd_mach_ip2022 0
1661 #define bfd_mach_ip2022ext 1
1663 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1664 #define bfd_mach_avr1 1
1665 #define bfd_mach_avr2 2
1666 #define bfd_mach_avr3 3
1667 #define bfd_mach_avr4 4
1668 #define bfd_mach_avr5 5
1669 bfd_arch_cris, /* Axis CRIS */
1670 bfd_arch_s390, /* IBM s390 */
1671 #define bfd_mach_s390_31 0
1672 #define bfd_mach_s390_64 1
1673 bfd_arch_openrisc, /* OpenRISC */
1674 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1676 #define bfd_mach_xstormy16 0
1680 typedef struct bfd_arch_info
1683 int bits_per_address;
1685 enum bfd_architecture arch;
1687 const char *arch_name;
1688 const char *printable_name;
1689 unsigned int section_align_power;
1690 /* True if this is the default machine for the architecture.
1691 The default arch should be the first entry for an arch so that
1692 all the entries for that arch can be accessed via <<next>>. */
1693 boolean the_default;
1694 const struct bfd_arch_info * (*compatible)
1695 PARAMS ((const struct bfd_arch_info *a,
1696 const struct bfd_arch_info *b));
1698 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1700 const struct bfd_arch_info *next;
1705 bfd_printable_name PARAMS ((bfd *abfd));
1707 const bfd_arch_info_type *
1708 bfd_scan_arch PARAMS ((const char *string));
1711 bfd_arch_list PARAMS ((void));
1713 const bfd_arch_info_type *
1714 bfd_arch_get_compatible PARAMS ((
1719 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1721 enum bfd_architecture
1722 bfd_get_arch PARAMS ((bfd *abfd));
1725 bfd_get_mach PARAMS ((bfd *abfd));
1728 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1731 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1733 const bfd_arch_info_type *
1734 bfd_get_arch_info PARAMS ((bfd *abfd));
1736 const bfd_arch_info_type *
1737 bfd_lookup_arch PARAMS ((enum bfd_architecture
1739 unsigned long machine));
1742 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1745 bfd_octets_per_byte PARAMS ((bfd *abfd));
1748 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1749 unsigned long machine));
1751 /* Extracted from reloc.c. */
1752 typedef enum bfd_reloc_status
1754 /* No errors detected. */
1757 /* The relocation was performed, but there was an overflow. */
1760 /* The address to relocate was not within the section supplied. */
1761 bfd_reloc_outofrange,
1763 /* Used by special functions. */
1766 /* Unsupported relocation size requested. */
1767 bfd_reloc_notsupported,
1772 /* The symbol to relocate against was undefined. */
1773 bfd_reloc_undefined,
1775 /* The relocation was performed, but may not be ok - presently
1776 generated only when linking i960 coff files with i960 b.out
1777 symbols. If this type is returned, the error_message argument
1778 to bfd_perform_relocation will be set. */
1781 bfd_reloc_status_type;
1784 typedef struct reloc_cache_entry
1786 /* A pointer into the canonical table of pointers. */
1787 struct symbol_cache_entry **sym_ptr_ptr;
1789 /* offset in section. */
1790 bfd_size_type address;
1792 /* addend for relocation value. */
1795 /* Pointer to how to perform the required relocation. */
1796 reloc_howto_type *howto;
1801 enum complain_overflow
1803 /* Do not complain on overflow. */
1804 complain_overflow_dont,
1806 /* Complain if the bitfield overflows, whether it is considered
1807 as signed or unsigned. */
1808 complain_overflow_bitfield,
1810 /* Complain if the value overflows when considered as signed
1812 complain_overflow_signed,
1814 /* Complain if the value overflows when considered as an
1816 complain_overflow_unsigned
1819 struct reloc_howto_struct
1821 /* The type field has mainly a documentary use - the back end can
1822 do what it wants with it, though normally the back end's
1823 external idea of what a reloc number is stored
1824 in this field. For example, a PC relative word relocation
1825 in a coff environment has the type 023 - because that's
1826 what the outside world calls a R_PCRWORD reloc. */
1829 /* The value the final relocation is shifted right by. This drops
1830 unwanted data from the relocation. */
1831 unsigned int rightshift;
1833 /* The size of the item to be relocated. This is *not* a
1834 power-of-two measure. To get the number of bytes operated
1835 on by a type of relocation, use bfd_get_reloc_size. */
1838 /* The number of bits in the item to be relocated. This is used
1839 when doing overflow checking. */
1840 unsigned int bitsize;
1842 /* Notes that the relocation is relative to the location in the
1843 data section of the addend. The relocation function will
1844 subtract from the relocation value the address of the location
1846 boolean pc_relative;
1848 /* The bit position of the reloc value in the destination.
1849 The relocated value is left shifted by this amount. */
1850 unsigned int bitpos;
1852 /* What type of overflow error should be checked for when
1854 enum complain_overflow complain_on_overflow;
1856 /* If this field is non null, then the supplied function is
1857 called rather than the normal function. This allows really
1858 strange relocation methods to be accomodated (e.g., i960 callj
1860 bfd_reloc_status_type (*special_function)
1861 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1864 /* The textual name of the relocation type. */
1867 /* Some formats record a relocation addend in the section contents
1868 rather than with the relocation. For ELF formats this is the
1869 distinction between USE_REL and USE_RELA (though the code checks
1870 for USE_REL == 1/0). The value of this field is TRUE if the
1871 addend is recorded with the section contents; when performing a
1872 partial link (ld -r) the section contents (the data) will be
1873 modified. The value of this field is FALSE if addends are
1874 recorded with the relocation (in arelent.addend); when performing
1875 a partial link the relocation will be modified.
1876 All relocations for all ELF USE_RELA targets should set this field
1877 to FALSE (values of TRUE should be looked on with suspicion).
1878 However, the converse is not true: not all relocations of all ELF
1879 USE_REL targets set this field to TRUE. Why this is so is peculiar
1880 to each particular target. For relocs that aren't used in partial
1881 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1882 boolean partial_inplace;
1884 /* The src_mask selects which parts of the read in data
1885 are to be used in the relocation sum. E.g., if this was an 8 bit
1886 byte of data which we read and relocated, this would be
1887 0x000000ff. When we have relocs which have an addend, such as
1888 sun4 extended relocs, the value in the offset part of a
1889 relocating field is garbage so we never use it. In this case
1890 the mask would be 0x00000000. */
1893 /* The dst_mask selects which parts of the instruction are replaced
1894 into the instruction. In most cases src_mask == dst_mask,
1895 except in the above special case, where dst_mask would be
1896 0x000000ff, and src_mask would be 0x00000000. */
1899 /* When some formats create PC relative instructions, they leave
1900 the value of the pc of the place being relocated in the offset
1901 slot of the instruction, so that a PC relative relocation can
1902 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1903 Some formats leave the displacement part of an instruction
1904 empty (e.g., m88k bcs); this flag signals the fact. */
1905 boolean pcrel_offset;
1908 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1909 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1910 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1911 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1912 NAME, false, 0, 0, IN)
1914 #define EMPTY_HOWTO(C) \
1915 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1916 NULL, false, 0, 0, false)
1918 #define HOWTO_PREPARE(relocation, symbol) \
1920 if (symbol != (asymbol *) NULL) \
1922 if (bfd_is_com_section (symbol->section)) \
1928 relocation = symbol->value; \
1934 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1936 typedef struct relent_chain
1939 struct relent_chain *next;
1943 bfd_reloc_status_type
1944 bfd_check_overflow PARAMS ((enum complain_overflow how,
1945 unsigned int bitsize,
1946 unsigned int rightshift,
1947 unsigned int addrsize,
1948 bfd_vma relocation));
1950 bfd_reloc_status_type
1951 bfd_perform_relocation PARAMS ((bfd *abfd,
1952 arelent *reloc_entry,
1954 asection *input_section,
1956 char **error_message));
1958 bfd_reloc_status_type
1959 bfd_install_relocation PARAMS ((bfd *abfd,
1960 arelent *reloc_entry,
1961 PTR data, bfd_vma data_start,
1962 asection *input_section,
1963 char **error_message));
1965 enum bfd_reloc_code_real {
1966 _dummy_first_bfd_reloc_code_real,
1969 /* Basic absolute relocations of N bits. */
1978 /* PC-relative relocations. Sometimes these are relative to the address
1979 of the relocation itself; sometimes they are relative to the start of
1980 the section containing the relocation. It depends on the specific target.
1982 The 24-bit relocation is used in some Intel 960 configurations. */
1991 BFD_RELOC_32_GOT_PCREL,
1992 BFD_RELOC_16_GOT_PCREL,
1993 BFD_RELOC_8_GOT_PCREL,
1994 BFD_RELOC_32_GOTOFF,
1995 BFD_RELOC_16_GOTOFF,
1996 BFD_RELOC_LO16_GOTOFF,
1997 BFD_RELOC_HI16_GOTOFF,
1998 BFD_RELOC_HI16_S_GOTOFF,
2000 BFD_RELOC_64_PLT_PCREL,
2001 BFD_RELOC_32_PLT_PCREL,
2002 BFD_RELOC_24_PLT_PCREL,
2003 BFD_RELOC_16_PLT_PCREL,
2004 BFD_RELOC_8_PLT_PCREL,
2005 BFD_RELOC_64_PLTOFF,
2006 BFD_RELOC_32_PLTOFF,
2007 BFD_RELOC_16_PLTOFF,
2008 BFD_RELOC_LO16_PLTOFF,
2009 BFD_RELOC_HI16_PLTOFF,
2010 BFD_RELOC_HI16_S_PLTOFF,
2013 /* Relocations used by 68K ELF. */
2014 BFD_RELOC_68K_GLOB_DAT,
2015 BFD_RELOC_68K_JMP_SLOT,
2016 BFD_RELOC_68K_RELATIVE,
2018 /* Linkage-table relative. */
2019 BFD_RELOC_32_BASEREL,
2020 BFD_RELOC_16_BASEREL,
2021 BFD_RELOC_LO16_BASEREL,
2022 BFD_RELOC_HI16_BASEREL,
2023 BFD_RELOC_HI16_S_BASEREL,
2024 BFD_RELOC_8_BASEREL,
2027 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2030 /* These PC-relative relocations are stored as word displacements --
2031 i.e., byte displacements shifted right two bits. The 30-bit word
2032 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2033 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2034 signed 16-bit displacement is used on the MIPS, and the 23-bit
2035 displacement is used on the Alpha. */
2036 BFD_RELOC_32_PCREL_S2,
2037 BFD_RELOC_16_PCREL_S2,
2038 BFD_RELOC_23_PCREL_S2,
2040 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2041 the target word. These are used on the SPARC. */
2045 /* For systems that allocate a Global Pointer register, these are
2046 displacements off that register. These relocation types are
2047 handled specially, because the value the register will have is
2048 decided relatively late. */
2052 /* Reloc types used for i960/b.out. */
2053 BFD_RELOC_I960_CALLJ,
2055 /* SPARC ELF relocations. There is probably some overlap with other
2056 relocation types already defined. */
2058 BFD_RELOC_SPARC_WDISP22,
2061 BFD_RELOC_SPARC_GOT10,
2062 BFD_RELOC_SPARC_GOT13,
2063 BFD_RELOC_SPARC_GOT22,
2064 BFD_RELOC_SPARC_PC10,
2065 BFD_RELOC_SPARC_PC22,
2066 BFD_RELOC_SPARC_WPLT30,
2067 BFD_RELOC_SPARC_COPY,
2068 BFD_RELOC_SPARC_GLOB_DAT,
2069 BFD_RELOC_SPARC_JMP_SLOT,
2070 BFD_RELOC_SPARC_RELATIVE,
2071 BFD_RELOC_SPARC_UA16,
2072 BFD_RELOC_SPARC_UA32,
2073 BFD_RELOC_SPARC_UA64,
2075 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2076 BFD_RELOC_SPARC_BASE13,
2077 BFD_RELOC_SPARC_BASE22,
2079 /* SPARC64 relocations */
2080 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2083 BFD_RELOC_SPARC_OLO10,
2084 BFD_RELOC_SPARC_HH22,
2085 BFD_RELOC_SPARC_HM10,
2086 BFD_RELOC_SPARC_LM22,
2087 BFD_RELOC_SPARC_PC_HH22,
2088 BFD_RELOC_SPARC_PC_HM10,
2089 BFD_RELOC_SPARC_PC_LM22,
2090 BFD_RELOC_SPARC_WDISP16,
2091 BFD_RELOC_SPARC_WDISP19,
2095 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2096 BFD_RELOC_SPARC_PLT32,
2097 BFD_RELOC_SPARC_PLT64,
2098 BFD_RELOC_SPARC_HIX22,
2099 BFD_RELOC_SPARC_LOX10,
2100 BFD_RELOC_SPARC_H44,
2101 BFD_RELOC_SPARC_M44,
2102 BFD_RELOC_SPARC_L44,
2103 BFD_RELOC_SPARC_REGISTER,
2105 /* SPARC little endian relocation */
2106 BFD_RELOC_SPARC_REV32,
2108 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2109 "addend" in some special way.
2110 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2111 writing; when reading, it will be the absolute section symbol. The
2112 addend is the displacement in bytes of the "lda" instruction from
2113 the "ldah" instruction (which is at the address of this reloc). */
2114 BFD_RELOC_ALPHA_GPDISP_HI16,
2116 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2117 with GPDISP_HI16 relocs. The addend is ignored when writing the
2118 relocations out, and is filled in with the file's GP value on
2119 reading, for convenience. */
2120 BFD_RELOC_ALPHA_GPDISP_LO16,
2122 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2123 relocation except that there is no accompanying GPDISP_LO16
2125 BFD_RELOC_ALPHA_GPDISP,
2127 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2128 the assembler turns it into a LDQ instruction to load the address of
2129 the symbol, and then fills in a register in the real instruction.
2131 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2132 section symbol. The addend is ignored when writing, but is filled
2133 in with the file's GP value on reading, for convenience, as with the
2136 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2137 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2138 but it generates output not based on the position within the .got
2139 section, but relative to the GP value chosen for the file during the
2142 The LITUSE reloc, on the instruction using the loaded address, gives
2143 information to the linker that it might be able to use to optimize
2144 away some literal section references. The symbol is ignored (read
2145 as the absolute section symbol), and the "addend" indicates the type
2146 of instruction using the register:
2147 1 - "memory" fmt insn
2148 2 - byte-manipulation (byte offset reg)
2149 3 - jsr (target of branch) */
2150 BFD_RELOC_ALPHA_LITERAL,
2151 BFD_RELOC_ALPHA_ELF_LITERAL,
2152 BFD_RELOC_ALPHA_LITUSE,
2154 /* The HINT relocation indicates a value that should be filled into the
2155 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2156 prediction logic which may be provided on some processors. */
2157 BFD_RELOC_ALPHA_HINT,
2159 /* The LINKAGE relocation outputs a linkage pair in the object file,
2160 which is filled by the linker. */
2161 BFD_RELOC_ALPHA_LINKAGE,
2163 /* The CODEADDR relocation outputs a STO_CA in the object file,
2164 which is filled by the linker. */
2165 BFD_RELOC_ALPHA_CODEADDR,
2167 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2169 BFD_RELOC_ALPHA_GPREL_HI16,
2170 BFD_RELOC_ALPHA_GPREL_LO16,
2172 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2173 share a common GP, and the target address is adjusted for
2174 STO_ALPHA_STD_GPLOAD. */
2175 BFD_RELOC_ALPHA_BRSGP,
2177 /* Alpha thread-local storage relocations. */
2178 BFD_RELOC_ALPHA_TLSGD,
2179 BFD_RELOC_ALPHA_TLSLDM,
2180 BFD_RELOC_ALPHA_DTPMOD64,
2181 BFD_RELOC_ALPHA_GOTDTPREL16,
2182 BFD_RELOC_ALPHA_DTPREL64,
2183 BFD_RELOC_ALPHA_DTPREL_HI16,
2184 BFD_RELOC_ALPHA_DTPREL_LO16,
2185 BFD_RELOC_ALPHA_DTPREL16,
2186 BFD_RELOC_ALPHA_GOTTPREL16,
2187 BFD_RELOC_ALPHA_TPREL64,
2188 BFD_RELOC_ALPHA_TPREL_HI16,
2189 BFD_RELOC_ALPHA_TPREL_LO16,
2190 BFD_RELOC_ALPHA_TPREL16,
2192 /* Bits 27..2 of the relocation address shifted right 2 bits;
2193 simple reloc otherwise. */
2196 /* The MIPS16 jump instruction. */
2197 BFD_RELOC_MIPS16_JMP,
2199 /* MIPS16 GP relative reloc. */
2200 BFD_RELOC_MIPS16_GPREL,
2202 /* High 16 bits of 32-bit value; simple reloc. */
2205 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2206 extended and added to form the final result. If the low 16
2207 bits form a negative number, we need to add one to the high value
2208 to compensate for the borrow when the low bits are added. */
2214 /* Like BFD_RELOC_HI16_S, but PC relative. */
2215 BFD_RELOC_PCREL_HI16_S,
2217 /* Like BFD_RELOC_LO16, but PC relative. */
2218 BFD_RELOC_PCREL_LO16,
2220 /* Relocation against a MIPS literal section. */
2221 BFD_RELOC_MIPS_LITERAL,
2223 /* MIPS ELF relocations. */
2224 BFD_RELOC_MIPS_GOT16,
2225 BFD_RELOC_MIPS_CALL16,
2226 BFD_RELOC_MIPS_GOT_HI16,
2227 BFD_RELOC_MIPS_GOT_LO16,
2228 BFD_RELOC_MIPS_CALL_HI16,
2229 BFD_RELOC_MIPS_CALL_LO16,
2231 BFD_RELOC_MIPS_GOT_PAGE,
2232 BFD_RELOC_MIPS_GOT_OFST,
2233 BFD_RELOC_MIPS_GOT_DISP,
2234 BFD_RELOC_MIPS_SHIFT5,
2235 BFD_RELOC_MIPS_SHIFT6,
2236 BFD_RELOC_MIPS_INSERT_A,
2237 BFD_RELOC_MIPS_INSERT_B,
2238 BFD_RELOC_MIPS_DELETE,
2239 BFD_RELOC_MIPS_HIGHEST,
2240 BFD_RELOC_MIPS_HIGHER,
2241 BFD_RELOC_MIPS_SCN_DISP,
2242 BFD_RELOC_MIPS_REL16,
2243 BFD_RELOC_MIPS_RELGOT,
2244 BFD_RELOC_MIPS_JALR,
2246 /* Fujitsu Frv Relocations. */
2247 BFD_RELOC_FRV_LABEL16,
2248 BFD_RELOC_FRV_LABEL24,
2251 BFD_RELOC_FRV_GPREL12,
2252 BFD_RELOC_FRV_GPRELU12,
2253 BFD_RELOC_FRV_GPREL32,
2254 BFD_RELOC_FRV_GPRELHI,
2255 BFD_RELOC_FRV_GPRELLO,
2258 /* i386/elf relocations */
2259 BFD_RELOC_386_GOT32,
2260 BFD_RELOC_386_PLT32,
2262 BFD_RELOC_386_GLOB_DAT,
2263 BFD_RELOC_386_JUMP_SLOT,
2264 BFD_RELOC_386_RELATIVE,
2265 BFD_RELOC_386_GOTOFF,
2266 BFD_RELOC_386_GOTPC,
2267 BFD_RELOC_386_TLS_LE,
2268 BFD_RELOC_386_TLS_GD,
2269 BFD_RELOC_386_TLS_LDM,
2270 BFD_RELOC_386_TLS_LDO_32,
2271 BFD_RELOC_386_TLS_IE_32,
2272 BFD_RELOC_386_TLS_LE_32,
2273 BFD_RELOC_386_TLS_DTPMOD32,
2274 BFD_RELOC_386_TLS_DTPOFF32,
2275 BFD_RELOC_386_TLS_TPOFF32,
2277 /* x86-64/elf relocations */
2278 BFD_RELOC_X86_64_GOT32,
2279 BFD_RELOC_X86_64_PLT32,
2280 BFD_RELOC_X86_64_COPY,
2281 BFD_RELOC_X86_64_GLOB_DAT,
2282 BFD_RELOC_X86_64_JUMP_SLOT,
2283 BFD_RELOC_X86_64_RELATIVE,
2284 BFD_RELOC_X86_64_GOTPCREL,
2285 BFD_RELOC_X86_64_32S,
2287 /* ns32k relocations */
2288 BFD_RELOC_NS32K_IMM_8,
2289 BFD_RELOC_NS32K_IMM_16,
2290 BFD_RELOC_NS32K_IMM_32,
2291 BFD_RELOC_NS32K_IMM_8_PCREL,
2292 BFD_RELOC_NS32K_IMM_16_PCREL,
2293 BFD_RELOC_NS32K_IMM_32_PCREL,
2294 BFD_RELOC_NS32K_DISP_8,
2295 BFD_RELOC_NS32K_DISP_16,
2296 BFD_RELOC_NS32K_DISP_32,
2297 BFD_RELOC_NS32K_DISP_8_PCREL,
2298 BFD_RELOC_NS32K_DISP_16_PCREL,
2299 BFD_RELOC_NS32K_DISP_32_PCREL,
2301 /* PDP11 relocations */
2302 BFD_RELOC_PDP11_DISP_8_PCREL,
2303 BFD_RELOC_PDP11_DISP_6_PCREL,
2305 /* Picojava relocs. Not all of these appear in object files. */
2306 BFD_RELOC_PJ_CODE_HI16,
2307 BFD_RELOC_PJ_CODE_LO16,
2308 BFD_RELOC_PJ_CODE_DIR16,
2309 BFD_RELOC_PJ_CODE_DIR32,
2310 BFD_RELOC_PJ_CODE_REL16,
2311 BFD_RELOC_PJ_CODE_REL32,
2313 /* Power(rs6000) and PowerPC relocations. */
2316 BFD_RELOC_PPC_TOC16,
2318 BFD_RELOC_PPC_B16_BRTAKEN,
2319 BFD_RELOC_PPC_B16_BRNTAKEN,
2321 BFD_RELOC_PPC_BA16_BRTAKEN,
2322 BFD_RELOC_PPC_BA16_BRNTAKEN,
2324 BFD_RELOC_PPC_GLOB_DAT,
2325 BFD_RELOC_PPC_JMP_SLOT,
2326 BFD_RELOC_PPC_RELATIVE,
2327 BFD_RELOC_PPC_LOCAL24PC,
2328 BFD_RELOC_PPC_EMB_NADDR32,
2329 BFD_RELOC_PPC_EMB_NADDR16,
2330 BFD_RELOC_PPC_EMB_NADDR16_LO,
2331 BFD_RELOC_PPC_EMB_NADDR16_HI,
2332 BFD_RELOC_PPC_EMB_NADDR16_HA,
2333 BFD_RELOC_PPC_EMB_SDAI16,
2334 BFD_RELOC_PPC_EMB_SDA2I16,
2335 BFD_RELOC_PPC_EMB_SDA2REL,
2336 BFD_RELOC_PPC_EMB_SDA21,
2337 BFD_RELOC_PPC_EMB_MRKREF,
2338 BFD_RELOC_PPC_EMB_RELSEC16,
2339 BFD_RELOC_PPC_EMB_RELST_LO,
2340 BFD_RELOC_PPC_EMB_RELST_HI,
2341 BFD_RELOC_PPC_EMB_RELST_HA,
2342 BFD_RELOC_PPC_EMB_BIT_FLD,
2343 BFD_RELOC_PPC_EMB_RELSDA,
2344 BFD_RELOC_PPC64_HIGHER,
2345 BFD_RELOC_PPC64_HIGHER_S,
2346 BFD_RELOC_PPC64_HIGHEST,
2347 BFD_RELOC_PPC64_HIGHEST_S,
2348 BFD_RELOC_PPC64_TOC16_LO,
2349 BFD_RELOC_PPC64_TOC16_HI,
2350 BFD_RELOC_PPC64_TOC16_HA,
2351 BFD_RELOC_PPC64_TOC,
2352 BFD_RELOC_PPC64_PLTGOT16,
2353 BFD_RELOC_PPC64_PLTGOT16_LO,
2354 BFD_RELOC_PPC64_PLTGOT16_HI,
2355 BFD_RELOC_PPC64_PLTGOT16_HA,
2356 BFD_RELOC_PPC64_ADDR16_DS,
2357 BFD_RELOC_PPC64_ADDR16_LO_DS,
2358 BFD_RELOC_PPC64_GOT16_DS,
2359 BFD_RELOC_PPC64_GOT16_LO_DS,
2360 BFD_RELOC_PPC64_PLT16_LO_DS,
2361 BFD_RELOC_PPC64_SECTOFF_DS,
2362 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2363 BFD_RELOC_PPC64_TOC16_DS,
2364 BFD_RELOC_PPC64_TOC16_LO_DS,
2365 BFD_RELOC_PPC64_PLTGOT16_DS,
2366 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2368 /* IBM 370/390 relocations */
2371 /* The type of reloc used to build a contructor table - at the moment
2372 probably a 32 bit wide absolute relocation, but the target can choose.
2373 It generally does map to one of the other relocation types. */
2376 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2377 not stored in the instruction. */
2378 BFD_RELOC_ARM_PCREL_BRANCH,
2380 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2381 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2382 field in the instruction. */
2383 BFD_RELOC_ARM_PCREL_BLX,
2385 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2386 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2387 field in the instruction. */
2388 BFD_RELOC_THUMB_PCREL_BLX,
2390 /* These relocs are only used within the ARM assembler. They are not
2391 (at present) written to any object files. */
2392 BFD_RELOC_ARM_IMMEDIATE,
2393 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2394 BFD_RELOC_ARM_OFFSET_IMM,
2395 BFD_RELOC_ARM_SHIFT_IMM,
2397 BFD_RELOC_ARM_MULTI,
2398 BFD_RELOC_ARM_CP_OFF_IMM,
2399 BFD_RELOC_ARM_ADR_IMM,
2400 BFD_RELOC_ARM_LDR_IMM,
2401 BFD_RELOC_ARM_LITERAL,
2402 BFD_RELOC_ARM_IN_POOL,
2403 BFD_RELOC_ARM_OFFSET_IMM8,
2404 BFD_RELOC_ARM_HWLITERAL,
2405 BFD_RELOC_ARM_THUMB_ADD,
2406 BFD_RELOC_ARM_THUMB_IMM,
2407 BFD_RELOC_ARM_THUMB_SHIFT,
2408 BFD_RELOC_ARM_THUMB_OFFSET,
2409 BFD_RELOC_ARM_GOT12,
2410 BFD_RELOC_ARM_GOT32,
2411 BFD_RELOC_ARM_JUMP_SLOT,
2413 BFD_RELOC_ARM_GLOB_DAT,
2414 BFD_RELOC_ARM_PLT32,
2415 BFD_RELOC_ARM_RELATIVE,
2416 BFD_RELOC_ARM_GOTOFF,
2417 BFD_RELOC_ARM_GOTPC,
2419 /* Hitachi SH relocs. Not all of these appear in object files. */
2420 BFD_RELOC_SH_PCDISP8BY2,
2421 BFD_RELOC_SH_PCDISP12BY2,
2423 BFD_RELOC_SH_IMM4BY2,
2424 BFD_RELOC_SH_IMM4BY4,
2426 BFD_RELOC_SH_IMM8BY2,
2427 BFD_RELOC_SH_IMM8BY4,
2428 BFD_RELOC_SH_PCRELIMM8BY2,
2429 BFD_RELOC_SH_PCRELIMM8BY4,
2430 BFD_RELOC_SH_SWITCH16,
2431 BFD_RELOC_SH_SWITCH32,
2438 BFD_RELOC_SH_LOOP_START,
2439 BFD_RELOC_SH_LOOP_END,
2441 BFD_RELOC_SH_GLOB_DAT,
2442 BFD_RELOC_SH_JMP_SLOT,
2443 BFD_RELOC_SH_RELATIVE,
2445 BFD_RELOC_SH_GOT_LOW16,
2446 BFD_RELOC_SH_GOT_MEDLOW16,
2447 BFD_RELOC_SH_GOT_MEDHI16,
2448 BFD_RELOC_SH_GOT_HI16,
2449 BFD_RELOC_SH_GOTPLT_LOW16,
2450 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2451 BFD_RELOC_SH_GOTPLT_MEDHI16,
2452 BFD_RELOC_SH_GOTPLT_HI16,
2453 BFD_RELOC_SH_PLT_LOW16,
2454 BFD_RELOC_SH_PLT_MEDLOW16,
2455 BFD_RELOC_SH_PLT_MEDHI16,
2456 BFD_RELOC_SH_PLT_HI16,
2457 BFD_RELOC_SH_GOTOFF_LOW16,
2458 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2459 BFD_RELOC_SH_GOTOFF_MEDHI16,
2460 BFD_RELOC_SH_GOTOFF_HI16,
2461 BFD_RELOC_SH_GOTPC_LOW16,
2462 BFD_RELOC_SH_GOTPC_MEDLOW16,
2463 BFD_RELOC_SH_GOTPC_MEDHI16,
2464 BFD_RELOC_SH_GOTPC_HI16,
2465 BFD_RELOC_SH_COPY64,
2466 BFD_RELOC_SH_GLOB_DAT64,
2467 BFD_RELOC_SH_JMP_SLOT64,
2468 BFD_RELOC_SH_RELATIVE64,
2469 BFD_RELOC_SH_GOT10BY4,
2470 BFD_RELOC_SH_GOT10BY8,
2471 BFD_RELOC_SH_GOTPLT10BY4,
2472 BFD_RELOC_SH_GOTPLT10BY8,
2473 BFD_RELOC_SH_GOTPLT32,
2474 BFD_RELOC_SH_SHMEDIA_CODE,
2477 BFD_RELOC_SH_IMMS6BY32,
2479 BFD_RELOC_SH_IMMS10,
2480 BFD_RELOC_SH_IMMS10BY2,
2481 BFD_RELOC_SH_IMMS10BY4,
2482 BFD_RELOC_SH_IMMS10BY8,
2483 BFD_RELOC_SH_IMMS16,
2484 BFD_RELOC_SH_IMMU16,
2485 BFD_RELOC_SH_IMM_LOW16,
2486 BFD_RELOC_SH_IMM_LOW16_PCREL,
2487 BFD_RELOC_SH_IMM_MEDLOW16,
2488 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2489 BFD_RELOC_SH_IMM_MEDHI16,
2490 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2491 BFD_RELOC_SH_IMM_HI16,
2492 BFD_RELOC_SH_IMM_HI16_PCREL,
2495 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2496 be zero and is not stored in the instruction. */
2497 BFD_RELOC_THUMB_PCREL_BRANCH9,
2498 BFD_RELOC_THUMB_PCREL_BRANCH12,
2499 BFD_RELOC_THUMB_PCREL_BRANCH23,
2501 /* ARC Cores relocs.
2502 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2503 not stored in the instruction. The high 20 bits are installed in bits 26
2504 through 7 of the instruction. */
2505 BFD_RELOC_ARC_B22_PCREL,
2507 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2508 stored in the instruction. The high 24 bits are installed in bits 23
2512 /* Mitsubishi D10V relocs.
2513 This is a 10-bit reloc with the right 2 bits
2515 BFD_RELOC_D10V_10_PCREL_R,
2517 /* Mitsubishi D10V relocs.
2518 This is a 10-bit reloc with the right 2 bits
2519 assumed to be 0. This is the same as the previous reloc
2520 except it is in the left container, i.e.,
2521 shifted left 15 bits. */
2522 BFD_RELOC_D10V_10_PCREL_L,
2524 /* This is an 18-bit reloc with the right 2 bits
2528 /* This is an 18-bit reloc with the right 2 bits
2530 BFD_RELOC_D10V_18_PCREL,
2532 /* Mitsubishi D30V relocs.
2533 This is a 6-bit absolute reloc. */
2536 /* This is a 6-bit pc-relative reloc with
2537 the right 3 bits assumed to be 0. */
2538 BFD_RELOC_D30V_9_PCREL,
2540 /* This is a 6-bit pc-relative reloc with
2541 the right 3 bits assumed to be 0. Same
2542 as the previous reloc but on the right side
2543 of the container. */
2544 BFD_RELOC_D30V_9_PCREL_R,
2546 /* This is a 12-bit absolute reloc with the
2547 right 3 bitsassumed to be 0. */
2550 /* This is a 12-bit pc-relative reloc with
2551 the right 3 bits assumed to be 0. */
2552 BFD_RELOC_D30V_15_PCREL,
2554 /* This is a 12-bit pc-relative reloc with
2555 the right 3 bits assumed to be 0. Same
2556 as the previous reloc but on the right side
2557 of the container. */
2558 BFD_RELOC_D30V_15_PCREL_R,
2560 /* This is an 18-bit absolute reloc with
2561 the right 3 bits assumed to be 0. */
2564 /* This is an 18-bit pc-relative reloc with
2565 the right 3 bits assumed to be 0. */
2566 BFD_RELOC_D30V_21_PCREL,
2568 /* This is an 18-bit pc-relative reloc with
2569 the right 3 bits assumed to be 0. Same
2570 as the previous reloc but on the right side
2571 of the container. */
2572 BFD_RELOC_D30V_21_PCREL_R,
2574 /* This is a 32-bit absolute reloc. */
2577 /* This is a 32-bit pc-relative reloc. */
2578 BFD_RELOC_D30V_32_PCREL,
2581 BFD_RELOC_DLX_HI16_S,
2587 BFD_RELOC_DLX_JMP26,
2589 /* Mitsubishi M32R relocs.
2590 This is a 24 bit absolute address. */
2593 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2594 BFD_RELOC_M32R_10_PCREL,
2596 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2597 BFD_RELOC_M32R_18_PCREL,
2599 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2600 BFD_RELOC_M32R_26_PCREL,
2602 /* This is a 16-bit reloc containing the high 16 bits of an address
2603 used when the lower 16 bits are treated as unsigned. */
2604 BFD_RELOC_M32R_HI16_ULO,
2606 /* This is a 16-bit reloc containing the high 16 bits of an address
2607 used when the lower 16 bits are treated as signed. */
2608 BFD_RELOC_M32R_HI16_SLO,
2610 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2611 BFD_RELOC_M32R_LO16,
2613 /* This is a 16-bit reloc containing the small data area offset for use in
2614 add3, load, and store instructions. */
2615 BFD_RELOC_M32R_SDA16,
2617 /* This is a 9-bit reloc */
2618 BFD_RELOC_V850_9_PCREL,
2620 /* This is a 22-bit reloc */
2621 BFD_RELOC_V850_22_PCREL,
2623 /* This is a 16 bit offset from the short data area pointer. */
2624 BFD_RELOC_V850_SDA_16_16_OFFSET,
2626 /* This is a 16 bit offset (of which only 15 bits are used) from the
2627 short data area pointer. */
2628 BFD_RELOC_V850_SDA_15_16_OFFSET,
2630 /* This is a 16 bit offset from the zero data area pointer. */
2631 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2633 /* This is a 16 bit offset (of which only 15 bits are used) from the
2634 zero data area pointer. */
2635 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2637 /* This is an 8 bit offset (of which only 6 bits are used) from the
2638 tiny data area pointer. */
2639 BFD_RELOC_V850_TDA_6_8_OFFSET,
2641 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2642 data area pointer. */
2643 BFD_RELOC_V850_TDA_7_8_OFFSET,
2645 /* This is a 7 bit offset from the tiny data area pointer. */
2646 BFD_RELOC_V850_TDA_7_7_OFFSET,
2648 /* This is a 16 bit offset from the tiny data area pointer. */
2649 BFD_RELOC_V850_TDA_16_16_OFFSET,
2651 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2652 data area pointer. */
2653 BFD_RELOC_V850_TDA_4_5_OFFSET,
2655 /* This is a 4 bit offset from the tiny data area pointer. */
2656 BFD_RELOC_V850_TDA_4_4_OFFSET,
2658 /* This is a 16 bit offset from the short data area pointer, with the
2659 bits placed non-contigously in the instruction. */
2660 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2662 /* This is a 16 bit offset from the zero data area pointer, with the
2663 bits placed non-contigously in the instruction. */
2664 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2666 /* This is a 6 bit offset from the call table base pointer. */
2667 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2669 /* This is a 16 bit offset from the call table base pointer. */
2670 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2672 /* Used for relaxing indirect function calls. */
2673 BFD_RELOC_V850_LONGCALL,
2675 /* Used for relaxing indirect jumps. */
2676 BFD_RELOC_V850_LONGJUMP,
2678 /* Used to maintain alignment whilst relaxing. */
2679 BFD_RELOC_V850_ALIGN,
2681 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2683 BFD_RELOC_MN10300_32_PCREL,
2685 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2687 BFD_RELOC_MN10300_16_PCREL,
2689 /* This is a 8bit DP reloc for the tms320c30, where the most
2690 significant 8 bits of a 24 bit word are placed into the least
2691 significant 8 bits of the opcode. */
2692 BFD_RELOC_TIC30_LDP,
2694 /* This is a 7bit reloc for the tms320c54x, where the least
2695 significant 7 bits of a 16 bit word are placed into the least
2696 significant 7 bits of the opcode. */
2697 BFD_RELOC_TIC54X_PARTLS7,
2699 /* This is a 9bit DP reloc for the tms320c54x, where the most
2700 significant 9 bits of a 16 bit word are placed into the least
2701 significant 9 bits of the opcode. */
2702 BFD_RELOC_TIC54X_PARTMS9,
2704 /* This is an extended address 23-bit reloc for the tms320c54x. */
2705 BFD_RELOC_TIC54X_23,
2707 /* This is a 16-bit reloc for the tms320c54x, where the least
2708 significant 16 bits of a 23-bit extended address are placed into
2710 BFD_RELOC_TIC54X_16_OF_23,
2712 /* This is a reloc for the tms320c54x, where the most
2713 significant 7 bits of a 23-bit extended address are placed into
2715 BFD_RELOC_TIC54X_MS7_OF_23,
2717 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2720 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2724 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2726 BFD_RELOC_FR30_6_IN_4,
2728 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2730 BFD_RELOC_FR30_8_IN_8,
2732 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2734 BFD_RELOC_FR30_9_IN_8,
2736 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2738 BFD_RELOC_FR30_10_IN_8,
2740 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2741 short offset into 8 bits. */
2742 BFD_RELOC_FR30_9_PCREL,
2744 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2745 short offset into 11 bits. */
2746 BFD_RELOC_FR30_12_PCREL,
2748 /* Motorola Mcore relocations. */
2749 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2750 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2751 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2752 BFD_RELOC_MCORE_PCREL_32,
2753 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2754 BFD_RELOC_MCORE_RVA,
2756 /* These are relocations for the GETA instruction. */
2757 BFD_RELOC_MMIX_GETA,
2758 BFD_RELOC_MMIX_GETA_1,
2759 BFD_RELOC_MMIX_GETA_2,
2760 BFD_RELOC_MMIX_GETA_3,
2762 /* These are relocations for a conditional branch instruction. */
2763 BFD_RELOC_MMIX_CBRANCH,
2764 BFD_RELOC_MMIX_CBRANCH_J,
2765 BFD_RELOC_MMIX_CBRANCH_1,
2766 BFD_RELOC_MMIX_CBRANCH_2,
2767 BFD_RELOC_MMIX_CBRANCH_3,
2769 /* These are relocations for the PUSHJ instruction. */
2770 BFD_RELOC_MMIX_PUSHJ,
2771 BFD_RELOC_MMIX_PUSHJ_1,
2772 BFD_RELOC_MMIX_PUSHJ_2,
2773 BFD_RELOC_MMIX_PUSHJ_3,
2775 /* These are relocations for the JMP instruction. */
2777 BFD_RELOC_MMIX_JMP_1,
2778 BFD_RELOC_MMIX_JMP_2,
2779 BFD_RELOC_MMIX_JMP_3,
2781 /* This is a relocation for a relative address as in a GETA instruction or
2783 BFD_RELOC_MMIX_ADDR19,
2785 /* This is a relocation for a relative address as in a JMP instruction. */
2786 BFD_RELOC_MMIX_ADDR27,
2788 /* This is a relocation for an instruction field that may be a general
2789 register or a value 0..255. */
2790 BFD_RELOC_MMIX_REG_OR_BYTE,
2792 /* This is a relocation for an instruction field that may be a general
2796 /* This is a relocation for two instruction fields holding a register and
2797 an offset, the equivalent of the relocation. */
2798 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2800 /* This relocation is an assertion that the expression is not allocated as
2801 a global register. It does not modify contents. */
2802 BFD_RELOC_MMIX_LOCAL,
2804 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2805 short offset into 7 bits. */
2806 BFD_RELOC_AVR_7_PCREL,
2808 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2809 short offset into 12 bits. */
2810 BFD_RELOC_AVR_13_PCREL,
2812 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2813 program memory address) into 16 bits. */
2814 BFD_RELOC_AVR_16_PM,
2816 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2817 data memory address) into 8 bit immediate value of LDI insn. */
2818 BFD_RELOC_AVR_LO8_LDI,
2820 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2821 of data memory address) into 8 bit immediate value of LDI insn. */
2822 BFD_RELOC_AVR_HI8_LDI,
2824 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2825 of program memory address) into 8 bit immediate value of LDI insn. */
2826 BFD_RELOC_AVR_HH8_LDI,
2828 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2829 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2830 BFD_RELOC_AVR_LO8_LDI_NEG,
2832 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2833 (high 8 bit of data memory address) into 8 bit immediate value of
2835 BFD_RELOC_AVR_HI8_LDI_NEG,
2837 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2838 (most high 8 bit of program memory address) into 8 bit immediate value
2839 of LDI or SUBI insn. */
2840 BFD_RELOC_AVR_HH8_LDI_NEG,
2842 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2843 command address) into 8 bit immediate value of LDI insn. */
2844 BFD_RELOC_AVR_LO8_LDI_PM,
2846 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2847 of command address) into 8 bit immediate value of LDI insn. */
2848 BFD_RELOC_AVR_HI8_LDI_PM,
2850 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2851 of command address) into 8 bit immediate value of LDI insn. */
2852 BFD_RELOC_AVR_HH8_LDI_PM,
2854 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2855 (usually command address) into 8 bit immediate value of SUBI insn. */
2856 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2858 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2859 (high 8 bit of 16 bit command address) into 8 bit immediate value
2861 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2863 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2864 (high 6 bit of 22 bit command address) into 8 bit immediate
2865 value of SUBI insn. */
2866 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2868 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2872 /* Direct 12 bit. */
2875 /* 12 bit GOT offset. */
2876 BFD_RELOC_390_GOT12,
2878 /* 32 bit PC relative PLT address. */
2879 BFD_RELOC_390_PLT32,
2881 /* Copy symbol at runtime. */
2884 /* Create GOT entry. */
2885 BFD_RELOC_390_GLOB_DAT,
2887 /* Create PLT entry. */
2888 BFD_RELOC_390_JMP_SLOT,
2890 /* Adjust by program base. */
2891 BFD_RELOC_390_RELATIVE,
2893 /* 32 bit PC relative offset to GOT. */
2894 BFD_RELOC_390_GOTPC,
2896 /* 16 bit GOT offset. */
2897 BFD_RELOC_390_GOT16,
2899 /* PC relative 16 bit shifted by 1. */
2900 BFD_RELOC_390_PC16DBL,
2902 /* 16 bit PC rel. PLT shifted by 1. */
2903 BFD_RELOC_390_PLT16DBL,
2905 /* PC relative 32 bit shifted by 1. */
2906 BFD_RELOC_390_PC32DBL,
2908 /* 32 bit PC rel. PLT shifted by 1. */
2909 BFD_RELOC_390_PLT32DBL,
2911 /* 32 bit PC rel. GOT shifted by 1. */
2912 BFD_RELOC_390_GOTPCDBL,
2914 /* 64 bit GOT offset. */
2915 BFD_RELOC_390_GOT64,
2917 /* 64 bit PC relative PLT address. */
2918 BFD_RELOC_390_PLT64,
2920 /* 32 bit rel. offset to GOT entry. */
2921 BFD_RELOC_390_GOTENT,
2923 /* Scenix IP2K - 9-bit register number / data address */
2926 /* Scenix IP2K - 4-bit register/data bank number */
2927 BFD_RELOC_IP2K_BANK,
2929 /* Scenix IP2K - low 13 bits of instruction word address */
2930 BFD_RELOC_IP2K_ADDR16CJP,
2932 /* Scenix IP2K - high 3 bits of instruction word address */
2933 BFD_RELOC_IP2K_PAGE3,
2935 /* Scenix IP2K - ext/low/high 8 bits of data address */
2936 BFD_RELOC_IP2K_LO8DATA,
2937 BFD_RELOC_IP2K_HI8DATA,
2938 BFD_RELOC_IP2K_EX8DATA,
2940 /* Scenix IP2K - low/high 8 bits of instruction word address */
2941 BFD_RELOC_IP2K_LO8INSN,
2942 BFD_RELOC_IP2K_HI8INSN,
2944 /* Scenix IP2K - even/odd PC modifier to modify snb pcl.0 */
2945 BFD_RELOC_IP2K_PC_SKIP,
2947 /* Scenix IP2K - 16 bit word address in text section. */
2948 BFD_RELOC_IP2K_TEXT,
2950 /* Scenix IP2K - 7-bit sp or dp offset */
2951 BFD_RELOC_IP2K_FR_OFFSET,
2953 /* Scenix VPE4K coprocessor - data/insn-space addressing */
2954 BFD_RELOC_VPE4KMATH_DATA,
2955 BFD_RELOC_VPE4KMATH_INSN,
2957 /* These two relocations are used by the linker to determine which of
2958 the entries in a C++ virtual function table are actually used. When
2959 the --gc-sections option is given, the linker will zero out the entries
2960 that are not used, so that the code for those functions need not be
2961 included in the output.
2963 VTABLE_INHERIT is a zero-space relocation used to describe to the
2964 linker the inheritence tree of a C++ virtual function table. The
2965 relocation's symbol should be the parent class' vtable, and the
2966 relocation should be located at the child vtable.
2968 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2969 virtual function table entry. The reloc's symbol should refer to the
2970 table of the class mentioned in the code. Off of that base, an offset
2971 describes the entry that is being used. For Rela hosts, this offset
2972 is stored in the reloc's addend. For Rel hosts, we are forced to put
2973 this offset in the reloc's section offset. */
2974 BFD_RELOC_VTABLE_INHERIT,
2975 BFD_RELOC_VTABLE_ENTRY,
2977 /* Intel IA64 Relocations. */
2978 BFD_RELOC_IA64_IMM14,
2979 BFD_RELOC_IA64_IMM22,
2980 BFD_RELOC_IA64_IMM64,
2981 BFD_RELOC_IA64_DIR32MSB,
2982 BFD_RELOC_IA64_DIR32LSB,
2983 BFD_RELOC_IA64_DIR64MSB,
2984 BFD_RELOC_IA64_DIR64LSB,
2985 BFD_RELOC_IA64_GPREL22,
2986 BFD_RELOC_IA64_GPREL64I,
2987 BFD_RELOC_IA64_GPREL32MSB,
2988 BFD_RELOC_IA64_GPREL32LSB,
2989 BFD_RELOC_IA64_GPREL64MSB,
2990 BFD_RELOC_IA64_GPREL64LSB,
2991 BFD_RELOC_IA64_LTOFF22,
2992 BFD_RELOC_IA64_LTOFF64I,
2993 BFD_RELOC_IA64_PLTOFF22,
2994 BFD_RELOC_IA64_PLTOFF64I,
2995 BFD_RELOC_IA64_PLTOFF64MSB,
2996 BFD_RELOC_IA64_PLTOFF64LSB,
2997 BFD_RELOC_IA64_FPTR64I,
2998 BFD_RELOC_IA64_FPTR32MSB,
2999 BFD_RELOC_IA64_FPTR32LSB,
3000 BFD_RELOC_IA64_FPTR64MSB,
3001 BFD_RELOC_IA64_FPTR64LSB,
3002 BFD_RELOC_IA64_PCREL21B,
3003 BFD_RELOC_IA64_PCREL21BI,
3004 BFD_RELOC_IA64_PCREL21M,
3005 BFD_RELOC_IA64_PCREL21F,
3006 BFD_RELOC_IA64_PCREL22,
3007 BFD_RELOC_IA64_PCREL60B,
3008 BFD_RELOC_IA64_PCREL64I,
3009 BFD_RELOC_IA64_PCREL32MSB,
3010 BFD_RELOC_IA64_PCREL32LSB,
3011 BFD_RELOC_IA64_PCREL64MSB,
3012 BFD_RELOC_IA64_PCREL64LSB,
3013 BFD_RELOC_IA64_LTOFF_FPTR22,
3014 BFD_RELOC_IA64_LTOFF_FPTR64I,
3015 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
3016 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
3017 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
3018 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
3019 BFD_RELOC_IA64_SEGREL32MSB,
3020 BFD_RELOC_IA64_SEGREL32LSB,
3021 BFD_RELOC_IA64_SEGREL64MSB,
3022 BFD_RELOC_IA64_SEGREL64LSB,
3023 BFD_RELOC_IA64_SECREL32MSB,
3024 BFD_RELOC_IA64_SECREL32LSB,
3025 BFD_RELOC_IA64_SECREL64MSB,
3026 BFD_RELOC_IA64_SECREL64LSB,
3027 BFD_RELOC_IA64_REL32MSB,
3028 BFD_RELOC_IA64_REL32LSB,
3029 BFD_RELOC_IA64_REL64MSB,
3030 BFD_RELOC_IA64_REL64LSB,
3031 BFD_RELOC_IA64_LTV32MSB,
3032 BFD_RELOC_IA64_LTV32LSB,
3033 BFD_RELOC_IA64_LTV64MSB,
3034 BFD_RELOC_IA64_LTV64LSB,
3035 BFD_RELOC_IA64_IPLTMSB,
3036 BFD_RELOC_IA64_IPLTLSB,
3037 BFD_RELOC_IA64_COPY,
3038 BFD_RELOC_IA64_LTOFF22X,
3039 BFD_RELOC_IA64_LDXMOV,
3040 BFD_RELOC_IA64_TPREL14,
3041 BFD_RELOC_IA64_TPREL22,
3042 BFD_RELOC_IA64_TPREL64I,
3043 BFD_RELOC_IA64_TPREL64MSB,
3044 BFD_RELOC_IA64_TPREL64LSB,
3045 BFD_RELOC_IA64_LTOFF_TPREL22,
3046 BFD_RELOC_IA64_DTPMOD64MSB,
3047 BFD_RELOC_IA64_DTPMOD64LSB,
3048 BFD_RELOC_IA64_LTOFF_DTPMOD22,
3049 BFD_RELOC_IA64_DTPREL14,
3050 BFD_RELOC_IA64_DTPREL22,
3051 BFD_RELOC_IA64_DTPREL64I,
3052 BFD_RELOC_IA64_DTPREL32MSB,
3053 BFD_RELOC_IA64_DTPREL32LSB,
3054 BFD_RELOC_IA64_DTPREL64MSB,
3055 BFD_RELOC_IA64_DTPREL64LSB,
3056 BFD_RELOC_IA64_LTOFF_DTPREL22,
3058 /* Motorola 68HC11 reloc.
3059 This is the 8 bit high part of an absolute address. */
3060 BFD_RELOC_M68HC11_HI8,
3062 /* Motorola 68HC11 reloc.
3063 This is the 8 bit low part of an absolute address. */
3064 BFD_RELOC_M68HC11_LO8,
3066 /* Motorola 68HC11 reloc.
3067 This is the 3 bit of a value. */
3068 BFD_RELOC_M68HC11_3B,
3070 /* Motorola 68HC11 reloc.
3071 This reloc marks the beginning of a jump/call instruction.
3072 It is used for linker relaxation to correctly identify beginning
3073 of instruction and change some branchs to use PC-relative
3075 BFD_RELOC_M68HC11_RL_JUMP,
3077 /* Motorola 68HC11 reloc.
3078 This reloc marks a group of several instructions that gcc generates
3079 and for which the linker relaxation pass can modify and/or remove
3081 BFD_RELOC_M68HC11_RL_GROUP,
3083 /* Motorola 68HC11 reloc.
3084 This is the 16-bit lower part of an address. It is used for 'call'
3085 instruction to specify the symbol address without any special
3086 transformation (due to memory bank window). */
3087 BFD_RELOC_M68HC11_LO16,
3089 /* Motorola 68HC11 reloc.
3090 This is a 8-bit reloc that specifies the page number of an address.
3091 It is used by 'call' instruction to specify the page number of
3093 BFD_RELOC_M68HC11_PAGE,
3095 /* Motorola 68HC11 reloc.
3096 This is a 24-bit reloc that represents the address with a 16-bit
3097 value and a 8-bit page number. The symbol address is transformed
3098 to follow the 16K memory bank of 68HC12 (seen as mapped in the window). */
3099 BFD_RELOC_M68HC11_24,
3101 /* These relocs are only used within the CRIS assembler. They are not
3102 (at present) written to any object files. */
3103 BFD_RELOC_CRIS_BDISP8,
3104 BFD_RELOC_CRIS_UNSIGNED_5,
3105 BFD_RELOC_CRIS_SIGNED_6,
3106 BFD_RELOC_CRIS_UNSIGNED_6,
3107 BFD_RELOC_CRIS_UNSIGNED_4,
3109 /* Relocs used in ELF shared libraries for CRIS. */
3110 BFD_RELOC_CRIS_COPY,
3111 BFD_RELOC_CRIS_GLOB_DAT,
3112 BFD_RELOC_CRIS_JUMP_SLOT,
3113 BFD_RELOC_CRIS_RELATIVE,
3115 /* 32-bit offset to symbol-entry within GOT. */
3116 BFD_RELOC_CRIS_32_GOT,
3118 /* 16-bit offset to symbol-entry within GOT. */
3119 BFD_RELOC_CRIS_16_GOT,
3121 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3122 BFD_RELOC_CRIS_32_GOTPLT,
3124 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3125 BFD_RELOC_CRIS_16_GOTPLT,
3127 /* 32-bit offset to symbol, relative to GOT. */
3128 BFD_RELOC_CRIS_32_GOTREL,
3130 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3131 BFD_RELOC_CRIS_32_PLT_GOTREL,
3133 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3134 BFD_RELOC_CRIS_32_PLT_PCREL,
3136 /* Intel i860 Relocations. */
3138 BFD_RELOC_860_GLOB_DAT,
3139 BFD_RELOC_860_JUMP_SLOT,
3140 BFD_RELOC_860_RELATIVE,
3142 BFD_RELOC_860_PLT26,
3145 BFD_RELOC_860_SPLIT0,
3147 BFD_RELOC_860_SPLIT1,
3149 BFD_RELOC_860_SPLIT2,
3151 BFD_RELOC_860_LOGOT0,
3152 BFD_RELOC_860_SPGOT0,
3153 BFD_RELOC_860_LOGOT1,
3154 BFD_RELOC_860_SPGOT1,
3155 BFD_RELOC_860_LOGOTOFF0,
3156 BFD_RELOC_860_SPGOTOFF0,
3157 BFD_RELOC_860_LOGOTOFF1,
3158 BFD_RELOC_860_SPGOTOFF1,
3159 BFD_RELOC_860_LOGOTOFF2,
3160 BFD_RELOC_860_LOGOTOFF3,
3162 BFD_RELOC_860_HIGHADJ,
3163 BFD_RELOC_860_HAGOT,
3164 BFD_RELOC_860_HAGOTOFF,
3167 BFD_RELOC_860_HIGOT,
3168 BFD_RELOC_860_HIGOTOFF,
3170 /* OpenRISC Relocations. */
3171 BFD_RELOC_OPENRISC_ABS_26,
3172 BFD_RELOC_OPENRISC_REL_26,
3174 /* H8 elf Relocations. */
3175 BFD_RELOC_H8_DIR16A8,
3176 BFD_RELOC_H8_DIR16R8,
3177 BFD_RELOC_H8_DIR24A8,
3178 BFD_RELOC_H8_DIR24R8,
3179 BFD_RELOC_H8_DIR32A16,
3181 /* Sony Xstormy16 Relocations. */
3182 BFD_RELOC_XSTORMY16_REL_12,
3183 BFD_RELOC_XSTORMY16_24,
3184 BFD_RELOC_XSTORMY16_FPTR16,
3186 /* Relocations used by VAX ELF. */
3187 BFD_RELOC_VAX_GLOB_DAT,
3188 BFD_RELOC_VAX_JMP_SLOT,
3189 BFD_RELOC_VAX_RELATIVE,
3191 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3193 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3196 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3198 /* Extracted from syms.c. */
3200 typedef struct symbol_cache_entry
3202 /* A pointer to the BFD which owns the symbol. This information
3203 is necessary so that a back end can work out what additional
3204 information (invisible to the application writer) is carried
3207 This field is *almost* redundant, since you can use section->owner
3208 instead, except that some symbols point to the global sections
3209 bfd_{abs,com,und}_section. This could be fixed by making
3210 these globals be per-bfd (or per-target-flavor). FIXME. */
3211 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3213 /* The text of the symbol. The name is left alone, and not copied; the
3214 application may not alter it. */
3217 /* The value of the symbol. This really should be a union of a
3218 numeric value with a pointer, since some flags indicate that
3219 a pointer to another symbol is stored here. */
3222 /* Attributes of a symbol. */
3223 #define BSF_NO_FLAGS 0x00
3225 /* The symbol has local scope; <<static>> in <<C>>. The value
3226 is the offset into the section of the data. */
3227 #define BSF_LOCAL 0x01
3229 /* The symbol has global scope; initialized data in <<C>>. The
3230 value is the offset into the section of the data. */
3231 #define BSF_GLOBAL 0x02
3233 /* The symbol has global scope and is exported. The value is
3234 the offset into the section of the data. */
3235 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3237 /* A normal C symbol would be one of:
3238 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3241 /* The symbol is a debugging record. The value has an arbitary
3242 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3243 #define BSF_DEBUGGING 0x08
3245 /* The symbol denotes a function entry point. Used in ELF,
3246 perhaps others someday. */
3247 #define BSF_FUNCTION 0x10
3249 /* Used by the linker. */
3250 #define BSF_KEEP 0x20
3251 #define BSF_KEEP_G 0x40
3253 /* A weak global symbol, overridable without warnings by
3254 a regular global symbol of the same name. */
3255 #define BSF_WEAK 0x80
3257 /* This symbol was created to point to a section, e.g. ELF's
3258 STT_SECTION symbols. */
3259 #define BSF_SECTION_SYM 0x100
3261 /* The symbol used to be a common symbol, but now it is
3263 #define BSF_OLD_COMMON 0x200
3265 /* The default value for common data. */
3266 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3268 /* In some files the type of a symbol sometimes alters its
3269 location in an output file - ie in coff a <<ISFCN>> symbol
3270 which is also <<C_EXT>> symbol appears where it was
3271 declared and not at the end of a section. This bit is set
3272 by the target BFD part to convey this information. */
3273 #define BSF_NOT_AT_END 0x400
3275 /* Signal that the symbol is the label of constructor section. */
3276 #define BSF_CONSTRUCTOR 0x800
3278 /* Signal that the symbol is a warning symbol. The name is a
3279 warning. The name of the next symbol is the one to warn about;
3280 if a reference is made to a symbol with the same name as the next
3281 symbol, a warning is issued by the linker. */
3282 #define BSF_WARNING 0x1000
3284 /* Signal that the symbol is indirect. This symbol is an indirect
3285 pointer to the symbol with the same name as the next symbol. */
3286 #define BSF_INDIRECT 0x2000
3288 /* BSF_FILE marks symbols that contain a file name. This is used
3289 for ELF STT_FILE symbols. */
3290 #define BSF_FILE 0x4000
3292 /* Symbol is from dynamic linking information. */
3293 #define BSF_DYNAMIC 0x8000
3295 /* The symbol denotes a data object. Used in ELF, and perhaps
3297 #define BSF_OBJECT 0x10000
3299 /* This symbol is a debugging symbol. The value is the offset
3300 into the section of the data. BSF_DEBUGGING should be set
3302 #define BSF_DEBUGGING_RELOC 0x20000
3304 /* This symbol is thread local. Used in ELF. */
3305 #define BSF_THREAD_LOCAL 0x40000
3309 /* A pointer to the section to which this symbol is
3310 relative. This will always be non NULL, there are special
3311 sections for undefined and absolute symbols. */
3312 struct sec *section;
3314 /* Back end special data. */
3324 #define bfd_get_symtab_upper_bound(abfd) \
3325 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3328 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3331 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3333 #define bfd_is_local_label_name(abfd, name) \
3334 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3336 #define bfd_canonicalize_symtab(abfd, location) \
3337 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3341 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3344 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3346 #define bfd_make_empty_symbol(abfd) \
3347 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3350 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3352 #define bfd_make_debug_symbol(abfd,ptr,size) \
3353 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3356 bfd_decode_symclass PARAMS ((asymbol *symbol));
3359 bfd_is_undefined_symclass PARAMS ((int symclass));
3362 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3365 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3367 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3368 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3369 (ibfd, isymbol, obfd, osymbol))
3371 /* Extracted from bfd.c. */
3374 /* The filename the application opened the BFD with. */
3375 const char *filename;
3377 /* A pointer to the target jump table. */
3378 const struct bfd_target *xvec;
3380 /* To avoid dragging too many header files into every file that
3381 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3382 and MTIME as a "long". Their correct types, to which they
3383 are cast when used, are "FILE *" and "time_t". The iostream
3384 is the result of an fopen on the filename. However, if the
3385 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3386 to a bfd_in_memory struct. */
3389 /* Is the file descriptor being cached? That is, can it be closed as
3390 needed, and re-opened when accessed later? */
3393 /* Marks whether there was a default target specified when the
3394 BFD was opened. This is used to select which matching algorithm
3395 to use to choose the back end. */
3396 boolean target_defaulted;
3398 /* The caching routines use these to maintain a
3399 least-recently-used list of BFDs. */
3400 struct _bfd *lru_prev, *lru_next;
3402 /* When a file is closed by the caching routines, BFD retains
3403 state information on the file here... */
3406 /* ... and here: (``once'' means at least once). */
3407 boolean opened_once;
3409 /* Set if we have a locally maintained mtime value, rather than
3410 getting it from the file each time. */
3413 /* File modified time, if mtime_set is true. */
3416 /* Reserved for an unimplemented file locking extension. */
3419 /* The format which belongs to the BFD. (object, core, etc.) */
3422 /* The direction with which the BFD was opened. */
3427 write_direction = 2,
3432 /* Format_specific flags. */
3435 /* Currently my_archive is tested before adding origin to
3436 anything. I believe that this can become always an add of
3437 origin, with origin set to 0 for non archive files. */
3440 /* Remember when output has begun, to stop strange things
3442 boolean output_has_begun;
3444 /* A hash table for section names. */
3445 struct bfd_hash_table section_htab;
3447 /* Pointer to linked list of sections. */
3448 struct sec *sections;
3450 /* The place where we add to the section list. */
3451 struct sec **section_tail;
3453 /* The number of sections. */
3454 unsigned int section_count;
3456 /* Stuff only useful for object files:
3457 The start address. */
3458 bfd_vma start_address;
3460 /* Used for input and output. */
3461 unsigned int symcount;
3463 /* Symbol table for output BFD (with symcount entries). */
3464 struct symbol_cache_entry **outsymbols;
3466 /* Used for slurped dynamic symbol tables. */
3467 unsigned int dynsymcount;
3469 /* Pointer to structure which contains architecture information. */
3470 const struct bfd_arch_info *arch_info;
3472 /* Stuff only useful for archives. */
3474 struct _bfd *my_archive; /* The containing archive BFD. */
3475 struct _bfd *next; /* The next BFD in the archive. */
3476 struct _bfd *archive_head; /* The first BFD in the archive. */
3479 /* A chain of BFD structures involved in a link. */
3480 struct _bfd *link_next;
3482 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3483 be used only for archive elements. */
3486 /* Used by the back end to hold private data. */
3489 struct aout_data_struct *aout_data;
3490 struct artdata *aout_ar_data;
3491 struct _oasys_data *oasys_obj_data;
3492 struct _oasys_ar_data *oasys_ar_data;
3493 struct coff_tdata *coff_obj_data;
3494 struct pe_tdata *pe_obj_data;
3495 struct xcoff_tdata *xcoff_obj_data;
3496 struct ecoff_tdata *ecoff_obj_data;
3497 struct ieee_data_struct *ieee_data;
3498 struct ieee_ar_data_struct *ieee_ar_data;
3499 struct srec_data_struct *srec_data;
3500 struct ihex_data_struct *ihex_data;
3501 struct tekhex_data_struct *tekhex_data;
3502 struct elf_obj_tdata *elf_obj_data;
3503 struct nlm_obj_tdata *nlm_obj_data;
3504 struct bout_data_struct *bout_data;
3505 struct mmo_data_struct *mmo_data;
3506 struct sun_core_struct *sun_core_data;
3507 struct sco5_core_struct *sco5_core_data;
3508 struct trad_core_struct *trad_core_data;
3509 struct som_data_struct *som_data;
3510 struct hpux_core_struct *hpux_core_data;
3511 struct hppabsd_core_struct *hppabsd_core_data;
3512 struct sgi_core_struct *sgi_core_data;
3513 struct lynx_core_struct *lynx_core_data;
3514 struct osf_core_struct *osf_core_data;
3515 struct cisco_core_struct *cisco_core_data;
3516 struct versados_data_struct *versados_data;
3517 struct netbsd_core_struct *netbsd_core_data;
3522 /* Used by the application to hold private data. */
3525 /* Where all the allocated stuff under this BFD goes. This is a
3526 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3531 typedef enum bfd_error
3533 bfd_error_no_error = 0,
3534 bfd_error_system_call,
3535 bfd_error_invalid_target,
3536 bfd_error_wrong_format,
3537 bfd_error_wrong_object_format,
3538 bfd_error_invalid_operation,
3539 bfd_error_no_memory,
3540 bfd_error_no_symbols,
3542 bfd_error_no_more_archived_files,
3543 bfd_error_malformed_archive,
3544 bfd_error_file_not_recognized,
3545 bfd_error_file_ambiguously_recognized,
3546 bfd_error_no_contents,
3547 bfd_error_nonrepresentable_section,
3548 bfd_error_no_debug_section,
3549 bfd_error_bad_value,
3550 bfd_error_file_truncated,
3551 bfd_error_file_too_big,
3552 bfd_error_invalid_error_code
3557 bfd_get_error PARAMS ((void));
3560 bfd_set_error PARAMS ((bfd_error_type error_tag));
3563 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3566 bfd_perror PARAMS ((const char *message));
3568 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3570 bfd_error_handler_type
3571 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3574 bfd_set_error_program_name PARAMS ((const char *));
3576 bfd_error_handler_type
3577 bfd_get_error_handler PARAMS ((void));
3580 bfd_archive_filename PARAMS ((bfd *));
3583 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3586 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3592 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3595 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3598 bfd_get_arch_size PARAMS ((bfd *abfd));
3601 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3604 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3607 bfd_get_mtime PARAMS ((bfd *abfd));
3610 bfd_get_size PARAMS ((bfd *abfd));
3613 bfd_get_gp_size PARAMS ((bfd *abfd));
3616 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3619 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3622 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3624 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3625 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3628 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3630 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3631 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3634 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3636 #define bfd_set_private_flags(abfd, flags) \
3637 BFD_SEND (abfd, _bfd_set_private_flags, \
3639 #define bfd_sizeof_headers(abfd, reloc) \
3640 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3642 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3643 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3645 /* Do these three do anything useful at all, for any back end? */
3646 #define bfd_debug_info_start(abfd) \
3647 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3649 #define bfd_debug_info_end(abfd) \
3650 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3652 #define bfd_debug_info_accumulate(abfd, section) \
3653 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3656 #define bfd_stat_arch_elt(abfd, stat) \
3657 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3659 #define bfd_update_armap_timestamp(abfd) \
3660 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3662 #define bfd_set_arch_mach(abfd, arch, mach)\
3663 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3665 #define bfd_relax_section(abfd, section, link_info, again) \
3666 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3668 #define bfd_gc_sections(abfd, link_info) \
3669 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3671 #define bfd_merge_sections(abfd, link_info) \
3672 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3674 #define bfd_discard_group(abfd, sec) \
3675 BFD_SEND (abfd, _bfd_discard_group, (abfd, sec))
3677 #define bfd_link_hash_table_create(abfd) \
3678 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3680 #define bfd_link_hash_table_free(abfd, hash) \
3681 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3683 #define bfd_link_add_symbols(abfd, info) \
3684 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3686 #define bfd_link_just_syms(sec, info) \
3687 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3689 #define bfd_final_link(abfd, info) \
3690 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3692 #define bfd_free_cached_info(abfd) \
3693 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3695 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3696 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3698 #define bfd_print_private_bfd_data(abfd, file)\
3699 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3701 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3702 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3704 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3705 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3707 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3708 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3710 extern bfd_byte *bfd_get_relocated_section_contents
3711 PARAMS ((bfd *, struct bfd_link_info *,
3712 struct bfd_link_order *, bfd_byte *,
3713 boolean, asymbol **));
3716 bfd_alt_mach_code PARAMS ((bfd *abfd, int alternative));
3718 /* Extracted from archive.c. */
3720 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3723 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3726 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3728 /* Extracted from corefile.c. */
3730 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3733 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3736 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3738 /* Extracted from targets.c. */
3739 #define BFD_SEND(bfd, message, arglist) \
3740 ((*((bfd)->xvec->message)) arglist)
3742 #ifdef DEBUG_BFD_SEND
3744 #define BFD_SEND(bfd, message, arglist) \
3745 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3746 ((*((bfd)->xvec->message)) arglist) : \
3747 (bfd_assert (__FILE__,__LINE__), NULL))
3749 #define BFD_SEND_FMT(bfd, message, arglist) \
3750 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3752 #ifdef DEBUG_BFD_SEND
3754 #define BFD_SEND_FMT(bfd, message, arglist) \
3755 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3756 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3757 (bfd_assert (__FILE__,__LINE__), NULL))
3762 bfd_target_unknown_flavour,
3763 bfd_target_aout_flavour,
3764 bfd_target_coff_flavour,
3765 bfd_target_ecoff_flavour,
3766 bfd_target_xcoff_flavour,
3767 bfd_target_elf_flavour,
3768 bfd_target_ieee_flavour,
3769 bfd_target_nlm_flavour,
3770 bfd_target_oasys_flavour,
3771 bfd_target_tekhex_flavour,
3772 bfd_target_srec_flavour,
3773 bfd_target_ihex_flavour,
3774 bfd_target_som_flavour,
3775 bfd_target_os9k_flavour,
3776 bfd_target_versados_flavour,
3777 bfd_target_msdos_flavour,
3778 bfd_target_ovax_flavour,
3779 bfd_target_evax_flavour,
3780 bfd_target_mmo_flavour
3783 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3785 /* Forward declaration. */
3786 typedef struct bfd_link_info _bfd_link_info;
3788 typedef struct bfd_target
3790 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3793 /* The "flavour" of a back end is a general indication about
3794 the contents of a file. */
3795 enum bfd_flavour flavour;
3797 /* The order of bytes within the data area of a file. */
3798 enum bfd_endian byteorder;
3800 /* The order of bytes within the header parts of a file. */
3801 enum bfd_endian header_byteorder;
3803 /* A mask of all the flags which an executable may have set -
3804 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3805 flagword object_flags;
3807 /* A mask of all the flags which a section may have set - from
3808 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3809 flagword section_flags;
3811 /* The character normally found at the front of a symbol.
3812 (if any), perhaps `_'. */
3813 char symbol_leading_char;
3815 /* The pad character for file names within an archive header. */
3818 /* The maximum number of characters in an archive header. */
3819 unsigned short ar_max_namelen;
3821 /* Entries for byte swapping for data. These are different from the
3822 other entry points, since they don't take a BFD asthe first argument.
3823 Certain other handlers could do the same. */
3824 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3825 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3826 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3827 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3828 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3829 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3830 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3831 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3832 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3834 /* Byte swapping for the headers. */
3835 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3836 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3837 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3838 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3839 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3840 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3841 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3842 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3843 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3845 /* Format dependent routines: these are vectors of entry points
3846 within the target vector structure, one for each format to check. */
3848 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3849 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3851 /* Set the format of a file being written. */
3852 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3854 /* Write cached information into a file being written, at <<bfd_close>>. */
3855 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3858 /* Generic entry points. */
3859 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3860 CONCAT2 (NAME,_close_and_cleanup), \
3861 CONCAT2 (NAME,_bfd_free_cached_info), \
3862 CONCAT2 (NAME,_new_section_hook), \
3863 CONCAT2 (NAME,_get_section_contents), \
3864 CONCAT2 (NAME,_get_section_contents_in_window)
3866 /* Called when the BFD is being closed to do any necessary cleanup. */
3867 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3868 /* Ask the BFD to free all cached information. */
3869 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3870 /* Called when a new section is created. */
3871 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3872 /* Read the contents of a section. */
3873 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3874 file_ptr, bfd_size_type));
3875 boolean (*_bfd_get_section_contents_in_window)
3876 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3878 /* Entry points to copy private data. */
3879 #define BFD_JUMP_TABLE_COPY(NAME) \
3880 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3881 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3882 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3883 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3884 CONCAT2 (NAME,_bfd_set_private_flags), \
3885 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3886 /* Called to copy BFD general private data from one object file
3888 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3889 /* Called to merge BFD general private data from one object file
3890 to a common output file when linking. */
3891 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3892 /* Called to copy BFD private section data from one object file
3894 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3896 /* Called to copy BFD private symbol data from one symbol
3898 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3900 /* Called to set private backend flags. */
3901 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3903 /* Called to print private BFD data. */
3904 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3906 /* Core file entry points. */
3907 #define BFD_JUMP_TABLE_CORE(NAME) \
3908 CONCAT2 (NAME,_core_file_failing_command), \
3909 CONCAT2 (NAME,_core_file_failing_signal), \
3910 CONCAT2 (NAME,_core_file_matches_executable_p)
3911 char * (*_core_file_failing_command) PARAMS ((bfd *));
3912 int (*_core_file_failing_signal) PARAMS ((bfd *));
3913 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3915 /* Archive entry points. */
3916 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3917 CONCAT2 (NAME,_slurp_armap), \
3918 CONCAT2 (NAME,_slurp_extended_name_table), \
3919 CONCAT2 (NAME,_construct_extended_name_table), \
3920 CONCAT2 (NAME,_truncate_arname), \
3921 CONCAT2 (NAME,_write_armap), \
3922 CONCAT2 (NAME,_read_ar_hdr), \
3923 CONCAT2 (NAME,_openr_next_archived_file), \
3924 CONCAT2 (NAME,_get_elt_at_index), \
3925 CONCAT2 (NAME,_generic_stat_arch_elt), \
3926 CONCAT2 (NAME,_update_armap_timestamp)
3927 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3928 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3929 boolean (*_bfd_construct_extended_name_table)
3930 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3931 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3932 boolean (*write_armap)
3933 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3934 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3935 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3936 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3937 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3938 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3939 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3941 /* Entry points used for symbols. */
3942 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3943 CONCAT2 (NAME,_get_symtab_upper_bound), \
3944 CONCAT2 (NAME,_get_symtab), \
3945 CONCAT2 (NAME,_make_empty_symbol), \
3946 CONCAT2 (NAME,_print_symbol), \
3947 CONCAT2 (NAME,_get_symbol_info), \
3948 CONCAT2 (NAME,_bfd_is_local_label_name), \
3949 CONCAT2 (NAME,_get_lineno), \
3950 CONCAT2 (NAME,_find_nearest_line), \
3951 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3952 CONCAT2 (NAME,_read_minisymbols), \
3953 CONCAT2 (NAME,_minisymbol_to_symbol)
3954 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3955 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3956 struct symbol_cache_entry **));
3957 struct symbol_cache_entry *
3958 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3959 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3960 struct symbol_cache_entry *,
3961 bfd_print_symbol_type));
3962 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3963 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3964 struct symbol_cache_entry *,
3966 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3967 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3969 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3970 boolean (*_bfd_find_nearest_line)
3971 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3972 const char **, const char **, unsigned int *));
3973 /* Back-door to allow format-aware applications to create debug symbols
3974 while using BFD for everything else. Currently used by the assembler
3975 when creating COFF files. */
3976 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3977 unsigned long size));
3978 #define bfd_read_minisymbols(b, d, m, s) \
3979 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3980 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3982 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3983 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3984 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3987 /* Routines for relocs. */
3988 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3989 CONCAT2 (NAME,_get_reloc_upper_bound), \
3990 CONCAT2 (NAME,_canonicalize_reloc), \
3991 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3992 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3993 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3994 struct symbol_cache_entry **));
3995 /* See documentation on reloc types. */
3997 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3999 /* Routines used when writing an object file. */
4000 #define BFD_JUMP_TABLE_WRITE(NAME) \
4001 CONCAT2 (NAME,_set_arch_mach), \
4002 CONCAT2 (NAME,_set_section_contents)
4003 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
4005 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
4006 file_ptr, bfd_size_type));
4008 /* Routines used by the linker. */
4009 #define BFD_JUMP_TABLE_LINK(NAME) \
4010 CONCAT2 (NAME,_sizeof_headers), \
4011 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
4012 CONCAT2 (NAME,_bfd_relax_section), \
4013 CONCAT2 (NAME,_bfd_link_hash_table_create), \
4014 CONCAT2 (NAME,_bfd_link_hash_table_free), \
4015 CONCAT2 (NAME,_bfd_link_add_symbols), \
4016 CONCAT2 (NAME,_bfd_link_just_syms), \
4017 CONCAT2 (NAME,_bfd_final_link), \
4018 CONCAT2 (NAME,_bfd_link_split_section), \
4019 CONCAT2 (NAME,_bfd_gc_sections), \
4020 CONCAT2 (NAME,_bfd_merge_sections), \
4021 CONCAT2 (NAME,_bfd_discard_group)
4022 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
4023 bfd_byte *(*_bfd_get_relocated_section_contents)
4024 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
4025 bfd_byte *, boolean, struct symbol_cache_entry **));
4027 boolean (*_bfd_relax_section)
4028 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
4030 /* Create a hash table for the linker. Different backends store
4031 different information in this table. */
4032 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
4034 /* Release the memory associated with the linker hash table. */
4035 void (*_bfd_link_hash_table_free) PARAMS ((struct bfd_link_hash_table *));
4037 /* Add symbols from this object file into the hash table. */
4038 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
4040 /* Indicate that we are only retrieving symbol values from this section. */
4041 void (*_bfd_link_just_syms) PARAMS ((asection *, struct bfd_link_info *));
4043 /* Do a link based on the link_order structures attached to each
4044 section of the BFD. */
4045 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
4047 /* Should this section be split up into smaller pieces during linking. */
4048 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
4050 /* Remove sections that are not referenced from the output. */
4051 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
4053 /* Attempt to merge SEC_MERGE sections. */
4054 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
4056 /* Discard members of a group. */
4057 boolean (*_bfd_discard_group) PARAMS ((bfd *, struct sec *));
4059 /* Routines to handle dynamic symbols and relocs. */
4060 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
4061 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
4062 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
4063 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
4064 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
4065 /* Get the amount of memory required to hold the dynamic symbols. */
4066 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
4067 /* Read in the dynamic symbols. */
4068 long (*_bfd_canonicalize_dynamic_symtab)
4069 PARAMS ((bfd *, struct symbol_cache_entry **));
4070 /* Get the amount of memory required to hold the dynamic relocs. */
4071 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
4072 /* Read in the dynamic relocs. */
4073 long (*_bfd_canonicalize_dynamic_reloc)
4074 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
4076 /* Opposite endian version of this target. */
4077 const struct bfd_target * alternative_target;
4079 /* Data for use by back-end routines, which isn't
4080 generic enough to belong in this structure. */
4086 bfd_set_default_target PARAMS ((const char *name));
4089 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
4092 bfd_target_list PARAMS ((void));
4095 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
4097 /* Extracted from format.c. */
4099 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
4102 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
4105 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
4108 bfd_format_string PARAMS ((bfd_format format));