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 /* Symbols and relocation. */
279 /* A count of carsyms (canonical archive symbols). */
280 typedef unsigned long symindex;
282 /* How to perform a relocation. */
283 typedef const struct reloc_howto_struct reloc_howto_type;
285 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
287 /* General purpose part of a symbol X;
288 target specific parts are in libcoff.h, libaout.h, etc. */
290 #define bfd_get_section(x) ((x)->section)
291 #define bfd_get_output_section(x) ((x)->section->output_section)
292 #define bfd_set_section(x,y) ((x)->section) = (y)
293 #define bfd_asymbol_base(x) ((x)->section->vma)
294 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
295 #define bfd_asymbol_name(x) ((x)->name)
296 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
297 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
298 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
300 /* A canonical archive symbol. */
301 /* This is a type pun with struct ranlib on purpose! */
302 typedef struct carsym
305 file_ptr file_offset; /* Look here to find the file. */
307 carsym; /* To make these you call a carsymogen. */
309 /* Used in generating armaps (archive tables of contents).
310 Perhaps just a forward definition would do? */
311 struct orl /* Output ranlib. */
313 char **name; /* Symbol name. */
318 } u; /* bfd* or file position. */
319 int namidx; /* Index into string table. */
322 /* Linenumber stuff. */
323 typedef struct lineno_cache_entry
325 unsigned int line_number; /* Linenumber from start of function. */
328 struct symbol_cache_entry *sym; /* Function name. */
329 bfd_vma offset; /* Offset into section. */
334 /* Object and core file sections. */
336 #define align_power(addr, align) \
337 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
339 typedef struct sec *sec_ptr;
341 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
342 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
343 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
344 #define bfd_section_name(bfd, ptr) ((ptr)->name)
345 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
346 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
347 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
348 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
349 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
350 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
352 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
354 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
355 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
356 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
358 typedef struct stat stat_type;
360 typedef enum bfd_print_symbol
362 bfd_print_symbol_name,
363 bfd_print_symbol_more,
365 } bfd_print_symbol_type;
367 /* Information about a symbol that nm needs. */
369 typedef struct _symbol_info
373 const char *name; /* Symbol name. */
374 unsigned char stab_type; /* Stab type. */
375 char stab_other; /* Stab other. */
376 short stab_desc; /* Stab desc. */
377 const char *stab_name; /* String for stab type. */
380 /* Get the name of a stabs type code. */
382 extern const char *bfd_get_stab_name PARAMS ((int));
384 /* Hash table routines. There is no way to free up a hash table. */
386 /* An element in the hash table. Most uses will actually use a larger
387 structure, and an instance of this will be the first field. */
389 struct bfd_hash_entry
391 /* Next entry for this hash code. */
392 struct bfd_hash_entry *next;
393 /* String being hashed. */
395 /* Hash code. This is the full hash code, not the index into the
402 struct bfd_hash_table
404 /* The hash array. */
405 struct bfd_hash_entry **table;
406 /* The number of slots in the hash table. */
408 /* A function used to create new elements in the hash table. The
409 first entry is itself a pointer to an element. When this
410 function is first invoked, this pointer will be NULL. However,
411 having the pointer permits a hierarchy of method functions to be
412 built each of which calls the function in the superclass. Thus
413 each function should be written to allocate a new block of memory
414 only if the argument is NULL. */
415 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
416 struct bfd_hash_table *,
418 /* An objalloc for this hash table. This is a struct objalloc *,
419 but we use PTR to avoid requiring the inclusion of objalloc.h. */
423 /* Initialize a hash table. */
424 extern boolean bfd_hash_table_init
425 PARAMS ((struct bfd_hash_table *,
426 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
427 struct bfd_hash_table *,
430 /* Initialize a hash table specifying a size. */
431 extern boolean bfd_hash_table_init_n
432 PARAMS ((struct bfd_hash_table *,
433 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
434 struct bfd_hash_table *,
438 /* Free up a hash table. */
439 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
441 /* Look up a string in a hash table. If CREATE is true, a new entry
442 will be created for this string if one does not already exist. The
443 COPY argument must be true if this routine should copy the string
444 into newly allocated memory when adding an entry. */
445 extern struct bfd_hash_entry *bfd_hash_lookup
446 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
449 /* Replace an entry in a hash table. */
450 extern void bfd_hash_replace
451 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
452 struct bfd_hash_entry *nw));
454 /* Base method for creating a hash table entry. */
455 extern struct bfd_hash_entry *bfd_hash_newfunc
456 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
459 /* Grab some space for a hash table entry. */
460 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
463 /* Traverse a hash table in a random order, calling a function on each
464 element. If the function returns false, the traversal stops. The
465 INFO argument is passed to the function. */
466 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
467 boolean (*) (struct bfd_hash_entry *,
471 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
473 /* User program access to BFD facilities. */
475 /* Direct I/O routines, for programs which know more about the object
476 file than BFD does. Use higher level routines if possible. */
478 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
479 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
480 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
481 extern ufile_ptr bfd_tell PARAMS ((bfd *));
482 extern int bfd_flush PARAMS ((bfd *));
483 extern int bfd_stat PARAMS ((bfd *, struct stat *));
485 /* Deprecated old routines. */
487 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
488 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
489 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
490 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
491 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
492 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
494 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
495 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
496 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
497 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
498 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
499 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
501 extern void warn_deprecated
502 PARAMS ((const char *, const char *, int, const char *));
504 /* Cast from const char * to char * so that caller can assign to
505 a char * without a warning. */
506 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
507 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
508 #define bfd_get_format(abfd) ((abfd)->format)
509 #define bfd_get_target(abfd) ((abfd)->xvec->name)
510 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
511 #define bfd_family_coff(abfd) \
512 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
513 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
514 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
515 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
516 #define bfd_header_big_endian(abfd) \
517 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
518 #define bfd_header_little_endian(abfd) \
519 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
520 #define bfd_get_file_flags(abfd) ((abfd)->flags)
521 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
522 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
523 #define bfd_my_archive(abfd) ((abfd)->my_archive)
524 #define bfd_has_map(abfd) ((abfd)->has_armap)
526 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
527 #define bfd_usrdata(abfd) ((abfd)->usrdata)
529 #define bfd_get_start_address(abfd) ((abfd)->start_address)
530 #define bfd_get_symcount(abfd) ((abfd)->symcount)
531 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
532 #define bfd_count_sections(abfd) ((abfd)->section_count)
534 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
536 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
538 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
539 /* NB: This declaration should match the autogenerated one in libbfd.h. */
541 extern boolean bfd_record_phdr
542 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
543 boolean, boolean, unsigned int, struct sec **));
545 /* Byte swapping routines. */
547 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
548 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
549 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
550 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
551 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
552 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
553 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
554 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
555 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
556 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
557 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
558 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
559 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
560 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
561 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
562 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
563 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
564 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
566 /* Byte swapping routines which take size and endiannes as arguments. */
568 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
569 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
571 /* Externally visible ECOFF routines. */
573 #if defined(__STDC__) || defined(ALMOST_STDC)
574 struct ecoff_debug_info;
575 struct ecoff_debug_swap;
577 struct symbol_cache_entry;
578 struct bfd_link_info;
579 struct bfd_link_hash_entry;
580 struct bfd_elf_version_tree;
582 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
583 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
584 extern boolean bfd_ecoff_set_regmasks
585 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
586 unsigned long *cprmask));
587 extern PTR bfd_ecoff_debug_init
588 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
589 const struct ecoff_debug_swap *output_swap,
590 struct bfd_link_info *));
591 extern void bfd_ecoff_debug_free
592 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
593 const struct ecoff_debug_swap *output_swap,
594 struct bfd_link_info *));
595 extern boolean bfd_ecoff_debug_accumulate
596 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
597 const struct ecoff_debug_swap *output_swap,
598 bfd *input_bfd, struct ecoff_debug_info *input_debug,
599 const struct ecoff_debug_swap *input_swap,
600 struct bfd_link_info *));
601 extern boolean bfd_ecoff_debug_accumulate_other
602 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
603 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
604 struct bfd_link_info *));
605 extern boolean bfd_ecoff_debug_externals
606 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
607 const struct ecoff_debug_swap *swap,
608 boolean relocateable,
609 boolean (*get_extr) (struct symbol_cache_entry *,
610 struct ecoff_extr *),
611 void (*set_index) (struct symbol_cache_entry *,
613 extern boolean bfd_ecoff_debug_one_external
614 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
615 const struct ecoff_debug_swap *swap,
616 const char *name, struct ecoff_extr *esym));
617 extern bfd_size_type bfd_ecoff_debug_size
618 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
619 const struct ecoff_debug_swap *swap));
620 extern boolean bfd_ecoff_write_debug
621 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
622 const struct ecoff_debug_swap *swap, file_ptr where));
623 extern boolean bfd_ecoff_write_accumulated_debug
624 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
625 const struct ecoff_debug_swap *swap,
626 struct bfd_link_info *info, file_ptr where));
627 extern boolean bfd_mips_ecoff_create_embedded_relocs
628 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
631 /* Externally visible ELF routines. */
633 struct bfd_link_needed_list
635 struct bfd_link_needed_list *next;
640 extern boolean bfd_elf32_record_link_assignment
641 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
642 extern boolean bfd_elf64_record_link_assignment
643 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
644 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
645 PARAMS ((bfd *, struct bfd_link_info *));
646 extern boolean bfd_elf_get_bfd_needed_list
647 PARAMS ((bfd *, struct bfd_link_needed_list **));
648 extern boolean bfd_elf32_size_dynamic_sections
649 PARAMS ((bfd *, const char *, const char *, const char *,
650 const char * const *, struct bfd_link_info *, struct sec **,
651 struct bfd_elf_version_tree *));
652 extern boolean bfd_elf64_size_dynamic_sections
653 PARAMS ((bfd *, const char *, const char *, const char *,
654 const char * const *, struct bfd_link_info *, struct sec **,
655 struct bfd_elf_version_tree *));
656 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
657 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
658 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
659 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
660 PARAMS ((bfd *, struct bfd_link_info *));
661 extern boolean bfd_elf32_discard_info
662 PARAMS ((bfd *, struct bfd_link_info *));
663 extern boolean bfd_elf64_discard_info
664 PARAMS ((bfd *, struct bfd_link_info *));
666 /* Return an upper bound on the number of bytes required to store a
667 copy of ABFD's program header table entries. Return -1 if an error
668 occurs; bfd_get_error will return an appropriate code. */
669 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
671 /* Copy ABFD's program header table entries to *PHDRS. The entries
672 will be stored as an array of Elf_Internal_Phdr structures, as
673 defined in include/elf/internal.h. To find out how large the
674 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
676 Return the number of program header table entries read, or -1 if an
677 error occurs; bfd_get_error will return an appropriate code. */
678 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
680 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
681 extern int bfd_get_arch_size PARAMS ((bfd *));
683 /* Return true if address "naturally" sign extends, or -1 if not elf. */
684 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
686 extern boolean bfd_m68k_elf32_create_embedded_relocs
687 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
689 extern boolean bfd_mips_elf32_create_embedded_relocs
690 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
693 /* SunOS shared library support routines for the linker. */
695 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
696 PARAMS ((bfd *, struct bfd_link_info *));
697 extern boolean bfd_sunos_record_link_assignment
698 PARAMS ((bfd *, struct bfd_link_info *, const char *));
699 extern boolean bfd_sunos_size_dynamic_sections
700 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
703 /* Linux shared library support routines for the linker. */
705 extern boolean bfd_i386linux_size_dynamic_sections
706 PARAMS ((bfd *, struct bfd_link_info *));
707 extern boolean bfd_m68klinux_size_dynamic_sections
708 PARAMS ((bfd *, struct bfd_link_info *));
709 extern boolean bfd_sparclinux_size_dynamic_sections
710 PARAMS ((bfd *, struct bfd_link_info *));
714 struct _bfd_window_internal;
715 typedef struct _bfd_window_internal bfd_window_internal;
717 typedef struct _bfd_window
719 /* What the user asked for. */
722 /* The actual window used by BFD. Small user-requested read-only
723 regions sharing a page may share a single window into the object
724 file. Read-write versions shouldn't until I've fixed things to
725 keep track of which portions have been claimed by the
726 application; don't want to give the same region back when the
727 application wants two writable copies! */
728 struct _bfd_window_internal *i;
732 extern void bfd_init_window PARAMS ((bfd_window *));
733 extern void bfd_free_window PARAMS ((bfd_window *));
734 extern boolean bfd_get_file_window
735 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
737 /* XCOFF support routines for the linker. */
739 extern boolean bfd_xcoff_link_record_set
740 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
742 extern boolean bfd_xcoff_import_symbol
743 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
744 bfd_vma, const char *, const char *, const char *, unsigned int));
745 extern boolean bfd_xcoff_export_symbol
746 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
747 extern boolean bfd_xcoff_link_count_reloc
748 PARAMS ((bfd *, struct bfd_link_info *, const char *));
749 extern boolean bfd_xcoff_record_link_assignment
750 PARAMS ((bfd *, struct bfd_link_info *, const char *));
751 extern boolean bfd_xcoff_size_dynamic_sections
752 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
753 unsigned long, unsigned long, unsigned long, boolean,
754 int, boolean, boolean, struct sec **));
755 extern boolean bfd_xcoff_link_generate_rtinit
756 PARAMS ((bfd *, const char *, const char *));
758 /* Externally visible COFF routines. */
760 #if defined(__STDC__) || defined(ALMOST_STDC)
761 struct internal_syment;
762 union internal_auxent;
765 extern boolean bfd_coff_get_syment
766 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
768 extern boolean bfd_coff_get_auxent
769 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
771 extern boolean bfd_coff_set_symbol_class
772 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
774 extern boolean bfd_m68k_coff_create_embedded_relocs
775 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
778 /* ARM Interworking support. Called from linker. */
779 extern boolean bfd_arm_allocate_interworking_sections
780 PARAMS ((struct bfd_link_info *));
782 extern boolean bfd_arm_process_before_allocation
783 PARAMS ((bfd *, struct bfd_link_info *, int));
785 extern boolean bfd_arm_get_bfd_for_interworking
786 PARAMS ((bfd *, struct bfd_link_info *));
788 /* PE ARM Interworking support. Called from linker. */
789 extern boolean bfd_arm_pe_allocate_interworking_sections
790 PARAMS ((struct bfd_link_info *));
792 extern boolean bfd_arm_pe_process_before_allocation
793 PARAMS ((bfd *, struct bfd_link_info *, int));
795 extern boolean bfd_arm_pe_get_bfd_for_interworking
796 PARAMS ((bfd *, struct bfd_link_info *));
798 /* ELF ARM Interworking support. Called from linker. */
799 extern boolean bfd_elf32_arm_allocate_interworking_sections
800 PARAMS ((struct bfd_link_info *));
802 extern boolean bfd_elf32_arm_process_before_allocation
803 PARAMS ((bfd *, struct bfd_link_info *, int));
805 extern boolean bfd_elf32_arm_get_bfd_for_interworking
806 PARAMS ((bfd *, struct bfd_link_info *));
808 /* TI COFF load page support. */
809 extern void bfd_ticoff_set_section_load_page
810 PARAMS ((struct sec *, int));
812 extern int bfd_ticoff_get_section_load_page
813 PARAMS ((struct sec *));
815 /* And more from the source. */
817 bfd_init PARAMS ((void));
820 bfd_openr PARAMS ((const char *filename, const char *target));
823 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
826 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
829 bfd_openw PARAMS ((const char *filename, const char *target));
832 bfd_close PARAMS ((bfd *abfd));
835 bfd_close_all_done PARAMS ((bfd *));
838 bfd_create PARAMS ((const char *filename, bfd *templ));
841 bfd_make_writable PARAMS ((bfd *abfd));
844 bfd_make_readable PARAMS ((bfd *abfd));
847 /* Byte swapping macros for user section data. */
849 #define bfd_put_8(abfd, val, ptr) \
850 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
851 #define bfd_put_signed_8 \
853 #define bfd_get_8(abfd, ptr) \
854 (*(unsigned char *) (ptr) & 0xff)
855 #define bfd_get_signed_8(abfd, ptr) \
856 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
858 #define bfd_put_16(abfd, val, ptr) \
859 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
860 #define bfd_put_signed_16 \
862 #define bfd_get_16(abfd, ptr) \
863 BFD_SEND(abfd, bfd_getx16, (ptr))
864 #define bfd_get_signed_16(abfd, ptr) \
865 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
867 #define bfd_put_32(abfd, val, ptr) \
868 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
869 #define bfd_put_signed_32 \
871 #define bfd_get_32(abfd, ptr) \
872 BFD_SEND(abfd, bfd_getx32, (ptr))
873 #define bfd_get_signed_32(abfd, ptr) \
874 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
876 #define bfd_put_64(abfd, val, ptr) \
877 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
878 #define bfd_put_signed_64 \
880 #define bfd_get_64(abfd, ptr) \
881 BFD_SEND(abfd, bfd_getx64, (ptr))
882 #define bfd_get_signed_64(abfd, ptr) \
883 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
885 #define bfd_get(bits, abfd, ptr) \
886 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
887 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
888 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
889 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
890 : (abort (), (bfd_vma) - 1))
892 #define bfd_put(bits, abfd, val, ptr) \
893 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
894 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
895 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
896 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
897 : (abort (), (void) 0))
900 /* Byte swapping macros for file header data. */
902 #define bfd_h_put_8(abfd, val, ptr) \
903 bfd_put_8 (abfd, val, ptr)
904 #define bfd_h_put_signed_8(abfd, val, ptr) \
905 bfd_put_8 (abfd, val, ptr)
906 #define bfd_h_get_8(abfd, ptr) \
907 bfd_get_8 (abfd, ptr)
908 #define bfd_h_get_signed_8(abfd, ptr) \
909 bfd_get_signed_8 (abfd, ptr)
911 #define bfd_h_put_16(abfd, val, ptr) \
912 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
913 #define bfd_h_put_signed_16 \
915 #define bfd_h_get_16(abfd, ptr) \
916 BFD_SEND (abfd, bfd_h_getx16, (ptr))
917 #define bfd_h_get_signed_16(abfd, ptr) \
918 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
920 #define bfd_h_put_32(abfd, val, ptr) \
921 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
922 #define bfd_h_put_signed_32 \
924 #define bfd_h_get_32(abfd, ptr) \
925 BFD_SEND (abfd, bfd_h_getx32, (ptr))
926 #define bfd_h_get_signed_32(abfd, ptr) \
927 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
929 #define bfd_h_put_64(abfd, val, ptr) \
930 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
931 #define bfd_h_put_signed_64 \
933 #define bfd_h_get_64(abfd, ptr) \
934 BFD_SEND (abfd, bfd_h_getx64, (ptr))
935 #define bfd_h_get_signed_64(abfd, ptr) \
936 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
938 /* Refinements on the above, which should eventually go away. Save
939 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
941 #define H_PUT_64(abfd, val, where) \
942 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
944 #define H_PUT_32(abfd, val, where) \
945 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
947 #define H_PUT_16(abfd, val, where) \
948 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
950 #define H_PUT_8 bfd_h_put_8
952 #define H_PUT_S64(abfd, val, where) \
953 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
955 #define H_PUT_S32(abfd, val, where) \
956 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
958 #define H_PUT_S16(abfd, val, where) \
959 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
961 #define H_PUT_S8 bfd_h_put_signed_8
963 #define H_GET_64(abfd, where) \
964 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
966 #define H_GET_32(abfd, where) \
967 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
969 #define H_GET_16(abfd, where) \
970 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
972 #define H_GET_8 bfd_h_get_8
974 #define H_GET_S64(abfd, where) \
975 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
977 #define H_GET_S32(abfd, where) \
978 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
980 #define H_GET_S16(abfd, where) \
981 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
983 #define H_GET_S8 bfd_h_get_signed_8
986 /* This structure is used for a comdat section, as in PE. A comdat
987 section is associated with a particular symbol. When the linker
988 sees a comdat section, it keeps only one of the sections with a
989 given name and associated with a given symbol. */
991 struct bfd_comdat_info
993 /* The name of the symbol associated with a comdat section. */
996 /* The local symbol table index of the symbol associated with a
997 comdat section. This is only meaningful to the object file format
998 specific code; it is not an index into the list returned by
999 bfd_canonicalize_symtab. */
1005 /* The name of the section; the name isn't a copy, the pointer is
1006 the same as that passed to bfd_make_section. */
1009 /* A unique sequence number. */
1012 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1015 /* The next section in the list belonging to the BFD, or NULL. */
1018 /* The field flags contains attributes of the section. Some
1019 flags are read in from the object file, and some are
1020 synthesized from other information. */
1023 #define SEC_NO_FLAGS 0x000
1025 /* Tells the OS to allocate space for this section when loading.
1026 This is clear for a section containing debug information only. */
1027 #define SEC_ALLOC 0x001
1029 /* Tells the OS to load the section from the file when loading.
1030 This is clear for a .bss section. */
1031 #define SEC_LOAD 0x002
1033 /* The section contains data still to be relocated, so there is
1034 some relocation information too. */
1035 #define SEC_RELOC 0x004
1037 /* ELF reserves 4 processor specific bits and 8 operating system
1038 specific bits in sh_flags; at present we can get away with just
1039 one in communicating between the assembler and BFD, but this
1040 isn't a good long-term solution. */
1041 #define SEC_ARCH_BIT_0 0x008
1043 /* A signal to the OS that the section contains read only data. */
1044 #define SEC_READONLY 0x010
1046 /* The section contains code only. */
1047 #define SEC_CODE 0x020
1049 /* The section contains data only. */
1050 #define SEC_DATA 0x040
1052 /* The section will reside in ROM. */
1053 #define SEC_ROM 0x080
1055 /* The section contains constructor information. This section
1056 type is used by the linker to create lists of constructors and
1057 destructors used by <<g++>>. When a back end sees a symbol
1058 which should be used in a constructor list, it creates a new
1059 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1060 the symbol to it, and builds a relocation. To build the lists
1061 of constructors, all the linker has to do is catenate all the
1062 sections called <<__CTOR_LIST__>> and relocate the data
1063 contained within - exactly the operations it would peform on
1065 #define SEC_CONSTRUCTOR 0x100
1067 /* The section is a constructor, and should be placed at the
1068 end of the text, data, or bss section(?). */
1069 #define SEC_CONSTRUCTOR_TEXT 0x1100
1070 #define SEC_CONSTRUCTOR_DATA 0x2100
1071 #define SEC_CONSTRUCTOR_BSS 0x3100
1073 /* The section has contents - a data section could be
1074 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1075 <<SEC_HAS_CONTENTS>> */
1076 #define SEC_HAS_CONTENTS 0x200
1078 /* An instruction to the linker to not output the section
1079 even if it has information which would normally be written. */
1080 #define SEC_NEVER_LOAD 0x400
1082 /* The section is a COFF shared library section. This flag is
1083 only for the linker. If this type of section appears in
1084 the input file, the linker must copy it to the output file
1085 without changing the vma or size. FIXME: Although this
1086 was originally intended to be general, it really is COFF
1087 specific (and the flag was renamed to indicate this). It
1088 might be cleaner to have some more general mechanism to
1089 allow the back end to control what the linker does with
1091 #define SEC_COFF_SHARED_LIBRARY 0x800
1093 /* The section has GOT references. This flag is only for the
1094 linker, and is currently only used by the elf32-hppa back end.
1095 It will be set if global offset table references were detected
1096 in this section, which indicate to the linker that the section
1097 contains PIC code, and must be handled specially when doing a
1099 #define SEC_HAS_GOT_REF 0x4000
1101 /* The section contains common symbols (symbols may be defined
1102 multiple times, the value of a symbol is the amount of
1103 space it requires, and the largest symbol value is the one
1104 used). Most targets have exactly one of these (which we
1105 translate to bfd_com_section_ptr), but ECOFF has two. */
1106 #define SEC_IS_COMMON 0x8000
1108 /* The section contains only debugging information. For
1109 example, this is set for ELF .debug and .stab sections.
1110 strip tests this flag to see if a section can be
1112 #define SEC_DEBUGGING 0x10000
1114 /* The contents of this section are held in memory pointed to
1115 by the contents field. This is checked by bfd_get_section_contents,
1116 and the data is retrieved from memory if appropriate. */
1117 #define SEC_IN_MEMORY 0x20000
1119 /* The contents of this section are to be excluded by the
1120 linker for executable and shared objects unless those
1121 objects are to be further relocated. */
1122 #define SEC_EXCLUDE 0x40000
1124 /* The contents of this section are to be sorted based on the sum of
1125 the symbol and addend values specified by the associated relocation
1126 entries. Entries without associated relocation entries will be
1127 appended to the end of the section in an unspecified order. */
1128 #define SEC_SORT_ENTRIES 0x80000
1130 /* When linking, duplicate sections of the same name should be
1131 discarded, rather than being combined into a single section as
1132 is usually done. This is similar to how common symbols are
1133 handled. See SEC_LINK_DUPLICATES below. */
1134 #define SEC_LINK_ONCE 0x100000
1136 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1137 should handle duplicate sections. */
1138 #define SEC_LINK_DUPLICATES 0x600000
1140 /* This value for SEC_LINK_DUPLICATES means that duplicate
1141 sections with the same name should simply be discarded. */
1142 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1144 /* This value for SEC_LINK_DUPLICATES means that the linker
1145 should warn if there are any duplicate sections, although
1146 it should still only link one copy. */
1147 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1149 /* This value for SEC_LINK_DUPLICATES means that the linker
1150 should warn if any duplicate sections are a different size. */
1151 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1153 /* This value for SEC_LINK_DUPLICATES means that the linker
1154 should warn if any duplicate sections contain different
1156 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1158 /* This section was created by the linker as part of dynamic
1159 relocation or other arcane processing. It is skipped when
1160 going through the first-pass output, trusting that someone
1161 else up the line will take care of it later. */
1162 #define SEC_LINKER_CREATED 0x800000
1164 /* This section should not be subject to garbage collection. */
1165 #define SEC_KEEP 0x1000000
1167 /* This section contains "short" data, and should be placed
1169 #define SEC_SMALL_DATA 0x2000000
1171 /* This section contains data which may be shared with other
1172 executables or shared objects. */
1173 #define SEC_SHARED 0x4000000
1175 /* When a section with this flag is being linked, then if the size of
1176 the input section is less than a page, it should not cross a page
1177 boundary. If the size of the input section is one page or more, it
1178 should be aligned on a page boundary. */
1179 #define SEC_BLOCK 0x8000000
1181 /* Conditionally link this section; do not link if there are no
1182 references found to any symbol in the section. */
1183 #define SEC_CLINK 0x10000000
1185 /* Attempt to merge identical entities in the section.
1186 Entity size is given in the entsize field. */
1187 #define SEC_MERGE 0x20000000
1189 /* If given with SEC_MERGE, entities to merge are zero terminated
1190 strings where entsize specifies character size instead of fixed
1192 #define SEC_STRINGS 0x40000000
1194 /* This section contains data about section groups. */
1195 #define SEC_GROUP 0x80000000
1197 /* End of section flags. */
1199 /* Some internal packed boolean fields. */
1201 /* See the vma field. */
1202 unsigned int user_set_vma : 1;
1204 /* Whether relocations have been processed. */
1205 unsigned int reloc_done : 1;
1207 /* A mark flag used by some of the linker backends. */
1208 unsigned int linker_mark : 1;
1210 /* Another mark flag used by some of the linker backends. Set for
1211 output sections that have an input section. */
1212 unsigned int linker_has_input : 1;
1214 /* A mark flag used by some linker backends for garbage collection. */
1215 unsigned int gc_mark : 1;
1217 /* Used by the ELF code to mark sections which have been allocated
1219 unsigned int segment_mark : 1;
1221 /* End of internal packed boolean fields. */
1223 /* The virtual memory address of the section - where it will be
1224 at run time. The symbols are relocated against this. The
1225 user_set_vma flag is maintained by bfd; if it's not set, the
1226 backend can assign addresses (for example, in <<a.out>>, where
1227 the default address for <<.data>> is dependent on the specific
1228 target and various flags). */
1231 /* The load address of the section - where it would be in a
1232 rom image; really only used for writing section header
1236 /* The size of the section in octets, as it will be output.
1237 Contains a value even if the section has no contents (e.g., the
1238 size of <<.bss>>). This will be filled in after relocation. */
1239 bfd_size_type _cooked_size;
1241 /* The original size on disk of the section, in octets. Normally this
1242 value is the same as the size, but if some relaxing has
1243 been done, then this value will be bigger. */
1244 bfd_size_type _raw_size;
1246 /* If this section is going to be output, then this value is the
1247 offset in *bytes* into the output section of the first byte in the
1248 input section (byte ==> smallest addressable unit on the
1249 target). In most cases, if this was going to start at the
1250 100th octet (8-bit quantity) in the output section, this value
1251 would be 100. However, if the target byte size is 16 bits
1252 (bfd_octets_per_byte is "2"), this value would be 50. */
1253 bfd_vma output_offset;
1255 /* The output section through which to map on output. */
1256 struct sec *output_section;
1258 /* The alignment requirement of the section, as an exponent of 2 -
1259 e.g., 3 aligns to 2^3 (or 8). */
1260 unsigned int alignment_power;
1262 /* If an input section, a pointer to a vector of relocation
1263 records for the data in this section. */
1264 struct reloc_cache_entry *relocation;
1266 /* If an output section, a pointer to a vector of pointers to
1267 relocation records for the data in this section. */
1268 struct reloc_cache_entry **orelocation;
1270 /* The number of relocation records in one of the above. */
1271 unsigned reloc_count;
1273 /* Information below is back end specific - and not always used
1276 /* File position of section data. */
1279 /* File position of relocation info. */
1280 file_ptr rel_filepos;
1282 /* File position of line data. */
1283 file_ptr line_filepos;
1285 /* Pointer to data for applications. */
1288 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1290 unsigned char *contents;
1292 /* Attached line number information. */
1295 /* Number of line number records. */
1296 unsigned int lineno_count;
1298 /* Entity size for merging purposes. */
1299 unsigned int entsize;
1301 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1302 struct bfd_comdat_info *comdat;
1304 /* When a section is being output, this value changes as more
1305 linenumbers are written out. */
1306 file_ptr moving_line_filepos;
1308 /* What the section number is in the target world. */
1313 /* If this is a constructor section then here is a list of the
1314 relocations created to relocate items within it. */
1315 struct relent_chain *constructor_chain;
1317 /* The BFD which owns the section. */
1320 /* A symbol which points at this section only. */
1321 struct symbol_cache_entry *symbol;
1322 struct symbol_cache_entry **symbol_ptr_ptr;
1324 struct bfd_link_order *link_order_head;
1325 struct bfd_link_order *link_order_tail;
1328 /* These sections are global, and are managed by BFD. The application
1329 and target back end are not permitted to change the values in
1330 these sections. New code should use the section_ptr macros rather
1331 than referring directly to the const sections. The const sections
1332 may eventually vanish. */
1333 #define BFD_ABS_SECTION_NAME "*ABS*"
1334 #define BFD_UND_SECTION_NAME "*UND*"
1335 #define BFD_COM_SECTION_NAME "*COM*"
1336 #define BFD_IND_SECTION_NAME "*IND*"
1338 /* The absolute section. */
1339 extern const asection bfd_abs_section;
1340 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1341 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1342 /* Pointer to the undefined section. */
1343 extern const asection bfd_und_section;
1344 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1345 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1346 /* Pointer to the common section. */
1347 extern const asection bfd_com_section;
1348 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1349 /* Pointer to the indirect section. */
1350 extern const asection bfd_ind_section;
1351 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1352 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1354 #define bfd_is_const_section(SEC) \
1355 ( ((SEC) == bfd_abs_section_ptr) \
1356 || ((SEC) == bfd_und_section_ptr) \
1357 || ((SEC) == bfd_com_section_ptr) \
1358 || ((SEC) == bfd_ind_section_ptr))
1360 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1361 extern const struct symbol_cache_entry * const bfd_com_symbol;
1362 extern const struct symbol_cache_entry * const bfd_und_symbol;
1363 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1364 #define bfd_get_section_size_before_reloc(section) \
1365 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1366 : (section)->_raw_size)
1367 #define bfd_get_section_size_after_reloc(section) \
1368 ((section)->reloc_done ? (section)->_cooked_size \
1369 : (abort (), (bfd_size_type) 1))
1371 /* Macros to handle insertion and deletion of a bfd's sections. These
1372 only handle the list pointers, ie. do not adjust section_count,
1373 target_index etc. */
1374 #define bfd_section_list_remove(ABFD, PS) \
1377 asection **_ps = PS; \
1378 asection *_s = *_ps; \
1380 if (_s->next == NULL) \
1381 (ABFD)->section_tail = _ps; \
1384 #define bfd_section_list_insert(ABFD, PS, S) \
1387 asection **_ps = PS; \
1391 if (_s->next == NULL) \
1392 (ABFD)->section_tail = &_s->next; \
1397 bfd_section_list_clear PARAMS ((bfd *));
1400 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1403 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1404 const char *templat,
1408 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1411 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1414 bfd_make_section PARAMS ((bfd *, const char *name));
1417 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1420 bfd_map_over_sections PARAMS ((bfd *abfd,
1421 void (*func) (bfd *abfd,
1427 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1430 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1431 PTR data, file_ptr offset,
1432 bfd_size_type count));
1435 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1436 PTR location, file_ptr offset,
1437 bfd_size_type count));
1440 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1441 bfd *obfd, asection *osec));
1443 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1444 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1445 (ibfd, isection, obfd, osection))
1447 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1449 enum bfd_architecture
1451 bfd_arch_unknown, /* File arch not known. */
1452 bfd_arch_obscure, /* Arch known, not one of these. */
1453 bfd_arch_m68k, /* Motorola 68xxx */
1454 #define bfd_mach_m68000 1
1455 #define bfd_mach_m68008 2
1456 #define bfd_mach_m68010 3
1457 #define bfd_mach_m68020 4
1458 #define bfd_mach_m68030 5
1459 #define bfd_mach_m68040 6
1460 #define bfd_mach_m68060 7
1461 #define bfd_mach_cpu32 8
1462 #define bfd_mach_mcf5200 9
1463 #define bfd_mach_mcf5206e 10
1464 #define bfd_mach_mcf5307 11
1465 #define bfd_mach_mcf5407 12
1466 bfd_arch_vax, /* DEC Vax */
1467 bfd_arch_i960, /* Intel 960 */
1468 /* The order of the following is important.
1469 lower number indicates a machine type that
1470 only accepts a subset of the instructions
1471 available to machines with higher numbers.
1472 The exception is the "ca", which is
1473 incompatible with all other machines except
1476 #define bfd_mach_i960_core 1
1477 #define bfd_mach_i960_ka_sa 2
1478 #define bfd_mach_i960_kb_sb 3
1479 #define bfd_mach_i960_mc 4
1480 #define bfd_mach_i960_xa 5
1481 #define bfd_mach_i960_ca 6
1482 #define bfd_mach_i960_jx 7
1483 #define bfd_mach_i960_hx 8
1485 bfd_arch_or32, /* OpenRISC 32 */
1487 bfd_arch_a29k, /* AMD 29000 */
1488 bfd_arch_sparc, /* SPARC */
1489 #define bfd_mach_sparc 1
1490 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1491 #define bfd_mach_sparc_sparclet 2
1492 #define bfd_mach_sparc_sparclite 3
1493 #define bfd_mach_sparc_v8plus 4
1494 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1495 #define bfd_mach_sparc_sparclite_le 6
1496 #define bfd_mach_sparc_v9 7
1497 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1498 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1499 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1500 /* Nonzero if MACH has the v9 instruction set. */
1501 #define bfd_mach_sparc_v9_p(mach) \
1502 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1503 && (mach) != bfd_mach_sparc_sparclite_le)
1504 bfd_arch_mips, /* MIPS Rxxxx */
1505 #define bfd_mach_mips3000 3000
1506 #define bfd_mach_mips3900 3900
1507 #define bfd_mach_mips4000 4000
1508 #define bfd_mach_mips4010 4010
1509 #define bfd_mach_mips4100 4100
1510 #define bfd_mach_mips4111 4111
1511 #define bfd_mach_mips4300 4300
1512 #define bfd_mach_mips4400 4400
1513 #define bfd_mach_mips4600 4600
1514 #define bfd_mach_mips4650 4650
1515 #define bfd_mach_mips5000 5000
1516 #define bfd_mach_mips6000 6000
1517 #define bfd_mach_mips8000 8000
1518 #define bfd_mach_mips10000 10000
1519 #define bfd_mach_mips12000 12000
1520 #define bfd_mach_mips16 16
1521 #define bfd_mach_mips5 5
1522 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1523 #define bfd_mach_mipsisa32 32
1524 #define bfd_mach_mipsisa64 64
1525 bfd_arch_i386, /* Intel 386 */
1526 #define bfd_mach_i386_i386 0
1527 #define bfd_mach_i386_i8086 1
1528 #define bfd_mach_i386_i386_intel_syntax 2
1529 #define bfd_mach_x86_64 3
1530 #define bfd_mach_x86_64_intel_syntax 4
1531 bfd_arch_we32k, /* AT&T WE32xxx */
1532 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1533 bfd_arch_i860, /* Intel 860 */
1534 bfd_arch_i370, /* IBM 360/370 Mainframes */
1535 bfd_arch_romp, /* IBM ROMP PC/RT */
1536 bfd_arch_alliant, /* Alliant */
1537 bfd_arch_convex, /* Convex */
1538 bfd_arch_m88k, /* Motorola 88xxx */
1539 bfd_arch_pyramid, /* Pyramid Technology */
1540 bfd_arch_h8300, /* Hitachi H8/300 */
1541 #define bfd_mach_h8300 1
1542 #define bfd_mach_h8300h 2
1543 #define bfd_mach_h8300s 3
1544 bfd_arch_pdp11, /* DEC PDP-11 */
1545 bfd_arch_powerpc, /* PowerPC */
1546 #define bfd_mach_ppc 0
1547 #define bfd_mach_ppc64 1
1548 #define bfd_mach_ppc_403 403
1549 #define bfd_mach_ppc_403gc 4030
1550 #define bfd_mach_ppc_505 505
1551 #define bfd_mach_ppc_601 601
1552 #define bfd_mach_ppc_602 602
1553 #define bfd_mach_ppc_603 603
1554 #define bfd_mach_ppc_ec603e 6031
1555 #define bfd_mach_ppc_604 604
1556 #define bfd_mach_ppc_620 620
1557 #define bfd_mach_ppc_630 630
1558 #define bfd_mach_ppc_750 750
1559 #define bfd_mach_ppc_860 860
1560 #define bfd_mach_ppc_a35 35
1561 #define bfd_mach_ppc_rs64ii 642
1562 #define bfd_mach_ppc_rs64iii 643
1563 #define bfd_mach_ppc_7400 7400
1564 bfd_arch_rs6000, /* IBM RS/6000 */
1565 #define bfd_mach_rs6k 0
1566 #define bfd_mach_rs6k_rs1 6001
1567 #define bfd_mach_rs6k_rsc 6003
1568 #define bfd_mach_rs6k_rs2 6002
1569 bfd_arch_hppa, /* HP PA RISC */
1570 bfd_arch_d10v, /* Mitsubishi D10V */
1571 #define bfd_mach_d10v 0
1572 #define bfd_mach_d10v_ts2 2
1573 #define bfd_mach_d10v_ts3 3
1574 bfd_arch_d30v, /* Mitsubishi D30V */
1575 bfd_arch_m68hc11, /* Motorola 68HC11 */
1576 bfd_arch_m68hc12, /* Motorola 68HC12 */
1577 bfd_arch_z8k, /* Zilog Z8000 */
1578 #define bfd_mach_z8001 1
1579 #define bfd_mach_z8002 2
1580 bfd_arch_h8500, /* Hitachi H8/500 */
1581 bfd_arch_sh, /* Hitachi SH */
1582 #define bfd_mach_sh 0
1583 #define bfd_mach_sh2 0x20
1584 #define bfd_mach_sh_dsp 0x2d
1585 #define bfd_mach_sh3 0x30
1586 #define bfd_mach_sh3_dsp 0x3d
1587 #define bfd_mach_sh3e 0x3e
1588 #define bfd_mach_sh4 0x40
1589 #define bfd_mach_sh5 0x50
1590 bfd_arch_alpha, /* Dec Alpha */
1591 #define bfd_mach_alpha_ev4 0x10
1592 #define bfd_mach_alpha_ev5 0x20
1593 #define bfd_mach_alpha_ev6 0x30
1594 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1595 #define bfd_mach_arm_2 1
1596 #define bfd_mach_arm_2a 2
1597 #define bfd_mach_arm_3 3
1598 #define bfd_mach_arm_3M 4
1599 #define bfd_mach_arm_4 5
1600 #define bfd_mach_arm_4T 6
1601 #define bfd_mach_arm_5 7
1602 #define bfd_mach_arm_5T 8
1603 #define bfd_mach_arm_5TE 9
1604 #define bfd_mach_arm_XScale 10
1605 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1606 bfd_arch_w65, /* WDC 65816 */
1607 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1608 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1609 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1610 bfd_arch_v850, /* NEC V850 */
1611 #define bfd_mach_v850 0
1612 #define bfd_mach_v850e 'E'
1613 #define bfd_mach_v850ea 'A'
1614 bfd_arch_arc, /* ARC Cores */
1615 #define bfd_mach_arc_5 0
1616 #define bfd_mach_arc_6 1
1617 #define bfd_mach_arc_7 2
1618 #define bfd_mach_arc_8 3
1619 bfd_arch_m32r, /* Mitsubishi M32R/D */
1620 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1621 #define bfd_mach_m32rx 'x'
1622 bfd_arch_mn10200, /* Matsushita MN10200 */
1623 bfd_arch_mn10300, /* Matsushita MN10300 */
1624 #define bfd_mach_mn10300 300
1625 #define bfd_mach_am33 330
1627 #define bfd_mach_fr30 0x46523330
1629 bfd_arch_ia64, /* HP/Intel ia64 */
1630 #define bfd_mach_ia64_elf64 0
1631 #define bfd_mach_ia64_elf32 1
1633 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1634 #define bfd_mach_avr1 1
1635 #define bfd_mach_avr2 2
1636 #define bfd_mach_avr3 3
1637 #define bfd_mach_avr4 4
1638 #define bfd_mach_avr5 5
1639 bfd_arch_cris, /* Axis CRIS */
1640 bfd_arch_s390, /* IBM s390 */
1641 #define bfd_mach_s390_esa 0
1642 #define bfd_mach_s390_esame 1
1643 bfd_arch_openrisc, /* OpenRISC */
1644 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1646 #define bfd_mach_xstormy16 0
1650 typedef struct bfd_arch_info
1653 int bits_per_address;
1655 enum bfd_architecture arch;
1657 const char *arch_name;
1658 const char *printable_name;
1659 unsigned int section_align_power;
1660 /* True if this is the default machine for the architecture. */
1661 boolean the_default;
1662 const struct bfd_arch_info * (*compatible)
1663 PARAMS ((const struct bfd_arch_info *a,
1664 const struct bfd_arch_info *b));
1666 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1668 const struct bfd_arch_info *next;
1673 bfd_printable_name PARAMS ((bfd *abfd));
1675 const bfd_arch_info_type *
1676 bfd_scan_arch PARAMS ((const char *string));
1679 bfd_arch_list PARAMS ((void));
1681 const bfd_arch_info_type *
1682 bfd_arch_get_compatible PARAMS ((
1687 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1689 enum bfd_architecture
1690 bfd_get_arch PARAMS ((bfd *abfd));
1693 bfd_get_mach PARAMS ((bfd *abfd));
1696 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1699 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1701 const bfd_arch_info_type *
1702 bfd_get_arch_info PARAMS ((bfd *abfd));
1704 const bfd_arch_info_type *
1705 bfd_lookup_arch PARAMS ((enum bfd_architecture
1707 unsigned long machine));
1710 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1713 bfd_octets_per_byte PARAMS ((bfd *abfd));
1716 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1717 unsigned long machine));
1719 typedef enum bfd_reloc_status
1721 /* No errors detected. */
1724 /* The relocation was performed, but there was an overflow. */
1727 /* The address to relocate was not within the section supplied. */
1728 bfd_reloc_outofrange,
1730 /* Used by special functions. */
1733 /* Unsupported relocation size requested. */
1734 bfd_reloc_notsupported,
1739 /* The symbol to relocate against was undefined. */
1740 bfd_reloc_undefined,
1742 /* The relocation was performed, but may not be ok - presently
1743 generated only when linking i960 coff files with i960 b.out
1744 symbols. If this type is returned, the error_message argument
1745 to bfd_perform_relocation will be set. */
1748 bfd_reloc_status_type;
1751 typedef struct reloc_cache_entry
1753 /* A pointer into the canonical table of pointers. */
1754 struct symbol_cache_entry **sym_ptr_ptr;
1756 /* offset in section. */
1757 bfd_size_type address;
1759 /* addend for relocation value. */
1762 /* Pointer to how to perform the required relocation. */
1763 reloc_howto_type *howto;
1768 enum complain_overflow
1770 /* Do not complain on overflow. */
1771 complain_overflow_dont,
1773 /* Complain if the bitfield overflows, whether it is considered
1774 as signed or unsigned. */
1775 complain_overflow_bitfield,
1777 /* Complain if the value overflows when considered as signed
1779 complain_overflow_signed,
1781 /* Complain if the value overflows when considered as an
1783 complain_overflow_unsigned
1786 struct reloc_howto_struct
1788 /* The type field has mainly a documentary use - the back end can
1789 do what it wants with it, though normally the back end's
1790 external idea of what a reloc number is stored
1791 in this field. For example, a PC relative word relocation
1792 in a coff environment has the type 023 - because that's
1793 what the outside world calls a R_PCRWORD reloc. */
1796 /* The value the final relocation is shifted right by. This drops
1797 unwanted data from the relocation. */
1798 unsigned int rightshift;
1800 /* The size of the item to be relocated. This is *not* a
1801 power-of-two measure. To get the number of bytes operated
1802 on by a type of relocation, use bfd_get_reloc_size. */
1805 /* The number of bits in the item to be relocated. This is used
1806 when doing overflow checking. */
1807 unsigned int bitsize;
1809 /* Notes that the relocation is relative to the location in the
1810 data section of the addend. The relocation function will
1811 subtract from the relocation value the address of the location
1813 boolean pc_relative;
1815 /* The bit position of the reloc value in the destination.
1816 The relocated value is left shifted by this amount. */
1817 unsigned int bitpos;
1819 /* What type of overflow error should be checked for when
1821 enum complain_overflow complain_on_overflow;
1823 /* If this field is non null, then the supplied function is
1824 called rather than the normal function. This allows really
1825 strange relocation methods to be accomodated (e.g., i960 callj
1827 bfd_reloc_status_type (*special_function)
1828 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1831 /* The textual name of the relocation type. */
1834 /* Some formats record a relocation addend in the section contents
1835 rather than with the relocation. For ELF formats this is the
1836 distinction between USE_REL and USE_RELA (though the code checks
1837 for USE_REL == 1/0). The value of this field is TRUE if the
1838 addend is recorded with the section contents; when performing a
1839 partial link (ld -r) the section contents (the data) will be
1840 modified. The value of this field is FALSE if addends are
1841 recorded with the relocation (in arelent.addend); when performing
1842 a partial link the relocation will be modified.
1843 All relocations for all ELF USE_RELA targets should set this field
1844 to FALSE (values of TRUE should be looked on with suspicion).
1845 However, the converse is not true: not all relocations of all ELF
1846 USE_REL targets set this field to TRUE. Why this is so is peculiar
1847 to each particular target. For relocs that aren't used in partial
1848 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1849 boolean partial_inplace;
1851 /* The src_mask selects which parts of the read in data
1852 are to be used in the relocation sum. E.g., if this was an 8 bit
1853 byte of data which we read and relocated, this would be
1854 0x000000ff. When we have relocs which have an addend, such as
1855 sun4 extended relocs, the value in the offset part of a
1856 relocating field is garbage so we never use it. In this case
1857 the mask would be 0x00000000. */
1860 /* The dst_mask selects which parts of the instruction are replaced
1861 into the instruction. In most cases src_mask == dst_mask,
1862 except in the above special case, where dst_mask would be
1863 0x000000ff, and src_mask would be 0x00000000. */
1866 /* When some formats create PC relative instructions, they leave
1867 the value of the pc of the place being relocated in the offset
1868 slot of the instruction, so that a PC relative relocation can
1869 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1870 Some formats leave the displacement part of an instruction
1871 empty (e.g., m88k bcs); this flag signals the fact. */
1872 boolean pcrel_offset;
1875 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1876 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1877 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1878 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1879 NAME, false, 0, 0, IN)
1881 #define EMPTY_HOWTO(C) \
1882 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1883 NULL, false, 0, 0, false)
1885 #define HOWTO_PREPARE(relocation, symbol) \
1887 if (symbol != (asymbol *) NULL) \
1889 if (bfd_is_com_section (symbol->section)) \
1895 relocation = symbol->value; \
1901 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1903 typedef struct relent_chain
1906 struct relent_chain *next;
1910 bfd_reloc_status_type
1911 bfd_check_overflow PARAMS ((enum complain_overflow how,
1912 unsigned int bitsize,
1913 unsigned int rightshift,
1914 unsigned int addrsize,
1915 bfd_vma relocation));
1917 bfd_reloc_status_type
1918 bfd_perform_relocation PARAMS ((bfd *abfd,
1919 arelent *reloc_entry,
1921 asection *input_section,
1923 char **error_message));
1925 bfd_reloc_status_type
1926 bfd_install_relocation PARAMS ((bfd *abfd,
1927 arelent *reloc_entry,
1928 PTR data, bfd_vma data_start,
1929 asection *input_section,
1930 char **error_message));
1932 enum bfd_reloc_code_real {
1933 _dummy_first_bfd_reloc_code_real,
1936 /* Basic absolute relocations of N bits. */
1945 /* PC-relative relocations. Sometimes these are relative to the address
1946 of the relocation itself; sometimes they are relative to the start of
1947 the section containing the relocation. It depends on the specific target.
1949 The 24-bit relocation is used in some Intel 960 configurations. */
1958 BFD_RELOC_32_GOT_PCREL,
1959 BFD_RELOC_16_GOT_PCREL,
1960 BFD_RELOC_8_GOT_PCREL,
1961 BFD_RELOC_32_GOTOFF,
1962 BFD_RELOC_16_GOTOFF,
1963 BFD_RELOC_LO16_GOTOFF,
1964 BFD_RELOC_HI16_GOTOFF,
1965 BFD_RELOC_HI16_S_GOTOFF,
1967 BFD_RELOC_64_PLT_PCREL,
1968 BFD_RELOC_32_PLT_PCREL,
1969 BFD_RELOC_24_PLT_PCREL,
1970 BFD_RELOC_16_PLT_PCREL,
1971 BFD_RELOC_8_PLT_PCREL,
1972 BFD_RELOC_64_PLTOFF,
1973 BFD_RELOC_32_PLTOFF,
1974 BFD_RELOC_16_PLTOFF,
1975 BFD_RELOC_LO16_PLTOFF,
1976 BFD_RELOC_HI16_PLTOFF,
1977 BFD_RELOC_HI16_S_PLTOFF,
1980 /* Relocations used by 68K ELF. */
1981 BFD_RELOC_68K_GLOB_DAT,
1982 BFD_RELOC_68K_JMP_SLOT,
1983 BFD_RELOC_68K_RELATIVE,
1985 /* Linkage-table relative. */
1986 BFD_RELOC_32_BASEREL,
1987 BFD_RELOC_16_BASEREL,
1988 BFD_RELOC_LO16_BASEREL,
1989 BFD_RELOC_HI16_BASEREL,
1990 BFD_RELOC_HI16_S_BASEREL,
1991 BFD_RELOC_8_BASEREL,
1994 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
1997 /* These PC-relative relocations are stored as word displacements --
1998 i.e., byte displacements shifted right two bits. The 30-bit word
1999 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2000 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2001 signed 16-bit displacement is used on the MIPS, and the 23-bit
2002 displacement is used on the Alpha. */
2003 BFD_RELOC_32_PCREL_S2,
2004 BFD_RELOC_16_PCREL_S2,
2005 BFD_RELOC_23_PCREL_S2,
2007 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2008 the target word. These are used on the SPARC. */
2012 /* For systems that allocate a Global Pointer register, these are
2013 displacements off that register. These relocation types are
2014 handled specially, because the value the register will have is
2015 decided relatively late. */
2019 /* Reloc types used for i960/b.out. */
2020 BFD_RELOC_I960_CALLJ,
2022 /* SPARC ELF relocations. There is probably some overlap with other
2023 relocation types already defined. */
2025 BFD_RELOC_SPARC_WDISP22,
2028 BFD_RELOC_SPARC_GOT10,
2029 BFD_RELOC_SPARC_GOT13,
2030 BFD_RELOC_SPARC_GOT22,
2031 BFD_RELOC_SPARC_PC10,
2032 BFD_RELOC_SPARC_PC22,
2033 BFD_RELOC_SPARC_WPLT30,
2034 BFD_RELOC_SPARC_COPY,
2035 BFD_RELOC_SPARC_GLOB_DAT,
2036 BFD_RELOC_SPARC_JMP_SLOT,
2037 BFD_RELOC_SPARC_RELATIVE,
2038 BFD_RELOC_SPARC_UA16,
2039 BFD_RELOC_SPARC_UA32,
2040 BFD_RELOC_SPARC_UA64,
2042 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2043 BFD_RELOC_SPARC_BASE13,
2044 BFD_RELOC_SPARC_BASE22,
2046 /* SPARC64 relocations */
2047 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2050 BFD_RELOC_SPARC_OLO10,
2051 BFD_RELOC_SPARC_HH22,
2052 BFD_RELOC_SPARC_HM10,
2053 BFD_RELOC_SPARC_LM22,
2054 BFD_RELOC_SPARC_PC_HH22,
2055 BFD_RELOC_SPARC_PC_HM10,
2056 BFD_RELOC_SPARC_PC_LM22,
2057 BFD_RELOC_SPARC_WDISP16,
2058 BFD_RELOC_SPARC_WDISP19,
2062 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2063 BFD_RELOC_SPARC_PLT32,
2064 BFD_RELOC_SPARC_PLT64,
2065 BFD_RELOC_SPARC_HIX22,
2066 BFD_RELOC_SPARC_LOX10,
2067 BFD_RELOC_SPARC_H44,
2068 BFD_RELOC_SPARC_M44,
2069 BFD_RELOC_SPARC_L44,
2070 BFD_RELOC_SPARC_REGISTER,
2072 /* SPARC little endian relocation */
2073 BFD_RELOC_SPARC_REV32,
2075 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2076 "addend" in some special way.
2077 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2078 writing; when reading, it will be the absolute section symbol. The
2079 addend is the displacement in bytes of the "lda" instruction from
2080 the "ldah" instruction (which is at the address of this reloc). */
2081 BFD_RELOC_ALPHA_GPDISP_HI16,
2083 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2084 with GPDISP_HI16 relocs. The addend is ignored when writing the
2085 relocations out, and is filled in with the file's GP value on
2086 reading, for convenience. */
2087 BFD_RELOC_ALPHA_GPDISP_LO16,
2089 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2090 relocation except that there is no accompanying GPDISP_LO16
2092 BFD_RELOC_ALPHA_GPDISP,
2094 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2095 the assembler turns it into a LDQ instruction to load the address of
2096 the symbol, and then fills in a register in the real instruction.
2098 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2099 section symbol. The addend is ignored when writing, but is filled
2100 in with the file's GP value on reading, for convenience, as with the
2103 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2104 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2105 but it generates output not based on the position within the .got
2106 section, but relative to the GP value chosen for the file during the
2109 The LITUSE reloc, on the instruction using the loaded address, gives
2110 information to the linker that it might be able to use to optimize
2111 away some literal section references. The symbol is ignored (read
2112 as the absolute section symbol), and the "addend" indicates the type
2113 of instruction using the register:
2114 1 - "memory" fmt insn
2115 2 - byte-manipulation (byte offset reg)
2116 3 - jsr (target of branch) */
2117 BFD_RELOC_ALPHA_LITERAL,
2118 BFD_RELOC_ALPHA_ELF_LITERAL,
2119 BFD_RELOC_ALPHA_LITUSE,
2121 /* The HINT relocation indicates a value that should be filled into the
2122 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2123 prediction logic which may be provided on some processors. */
2124 BFD_RELOC_ALPHA_HINT,
2126 /* The LINKAGE relocation outputs a linkage pair in the object file,
2127 which is filled by the linker. */
2128 BFD_RELOC_ALPHA_LINKAGE,
2130 /* The CODEADDR relocation outputs a STO_CA in the object file,
2131 which is filled by the linker. */
2132 BFD_RELOC_ALPHA_CODEADDR,
2134 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2136 BFD_RELOC_ALPHA_GPREL_HI16,
2137 BFD_RELOC_ALPHA_GPREL_LO16,
2139 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2140 share a common GP, and the target address is adjusted for
2141 STO_ALPHA_STD_GPLOAD. */
2142 BFD_RELOC_ALPHA_BRSGP,
2144 /* Bits 27..2 of the relocation address shifted right 2 bits;
2145 simple reloc otherwise. */
2148 /* The MIPS16 jump instruction. */
2149 BFD_RELOC_MIPS16_JMP,
2151 /* MIPS16 GP relative reloc. */
2152 BFD_RELOC_MIPS16_GPREL,
2154 /* High 16 bits of 32-bit value; simple reloc. */
2157 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2158 extended and added to form the final result. If the low 16
2159 bits form a negative number, we need to add one to the high value
2160 to compensate for the borrow when the low bits are added. */
2166 /* Like BFD_RELOC_HI16_S, but PC relative. */
2167 BFD_RELOC_PCREL_HI16_S,
2169 /* Like BFD_RELOC_LO16, but PC relative. */
2170 BFD_RELOC_PCREL_LO16,
2172 /* Relocation against a MIPS literal section. */
2173 BFD_RELOC_MIPS_LITERAL,
2175 /* MIPS ELF relocations. */
2176 BFD_RELOC_MIPS_GOT16,
2177 BFD_RELOC_MIPS_CALL16,
2178 BFD_RELOC_MIPS_GOT_HI16,
2179 BFD_RELOC_MIPS_GOT_LO16,
2180 BFD_RELOC_MIPS_CALL_HI16,
2181 BFD_RELOC_MIPS_CALL_LO16,
2183 BFD_RELOC_MIPS_GOT_PAGE,
2184 BFD_RELOC_MIPS_GOT_OFST,
2185 BFD_RELOC_MIPS_GOT_DISP,
2186 BFD_RELOC_MIPS_SHIFT5,
2187 BFD_RELOC_MIPS_SHIFT6,
2188 BFD_RELOC_MIPS_INSERT_A,
2189 BFD_RELOC_MIPS_INSERT_B,
2190 BFD_RELOC_MIPS_DELETE,
2191 BFD_RELOC_MIPS_HIGHEST,
2192 BFD_RELOC_MIPS_HIGHER,
2193 BFD_RELOC_MIPS_SCN_DISP,
2194 BFD_RELOC_MIPS_REL16,
2195 BFD_RELOC_MIPS_RELGOT,
2196 BFD_RELOC_MIPS_JALR,
2197 BFD_RELOC_SH_GOT_LOW16,
2198 BFD_RELOC_SH_GOT_MEDLOW16,
2199 BFD_RELOC_SH_GOT_MEDHI16,
2200 BFD_RELOC_SH_GOT_HI16,
2201 BFD_RELOC_SH_GOTPLT_LOW16,
2202 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2203 BFD_RELOC_SH_GOTPLT_MEDHI16,
2204 BFD_RELOC_SH_GOTPLT_HI16,
2205 BFD_RELOC_SH_PLT_LOW16,
2206 BFD_RELOC_SH_PLT_MEDLOW16,
2207 BFD_RELOC_SH_PLT_MEDHI16,
2208 BFD_RELOC_SH_PLT_HI16,
2209 BFD_RELOC_SH_GOTOFF_LOW16,
2210 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2211 BFD_RELOC_SH_GOTOFF_MEDHI16,
2212 BFD_RELOC_SH_GOTOFF_HI16,
2213 BFD_RELOC_SH_GOTPC_LOW16,
2214 BFD_RELOC_SH_GOTPC_MEDLOW16,
2215 BFD_RELOC_SH_GOTPC_MEDHI16,
2216 BFD_RELOC_SH_GOTPC_HI16,
2217 BFD_RELOC_SH_COPY64,
2218 BFD_RELOC_SH_GLOB_DAT64,
2219 BFD_RELOC_SH_JMP_SLOT64,
2220 BFD_RELOC_SH_RELATIVE64,
2221 BFD_RELOC_SH_GOT10BY4,
2222 BFD_RELOC_SH_GOT10BY8,
2223 BFD_RELOC_SH_GOTPLT10BY4,
2224 BFD_RELOC_SH_GOTPLT10BY8,
2225 BFD_RELOC_SH_GOTPLT32,
2226 BFD_RELOC_SH_SHMEDIA_CODE,
2229 BFD_RELOC_SH_IMMS6BY32,
2231 BFD_RELOC_SH_IMMS10,
2232 BFD_RELOC_SH_IMMS10BY2,
2233 BFD_RELOC_SH_IMMS10BY4,
2234 BFD_RELOC_SH_IMMS10BY8,
2235 BFD_RELOC_SH_IMMS16,
2236 BFD_RELOC_SH_IMMU16,
2237 BFD_RELOC_SH_IMM_LOW16,
2238 BFD_RELOC_SH_IMM_LOW16_PCREL,
2239 BFD_RELOC_SH_IMM_MEDLOW16,
2240 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2241 BFD_RELOC_SH_IMM_MEDHI16,
2242 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2243 BFD_RELOC_SH_IMM_HI16,
2244 BFD_RELOC_SH_IMM_HI16_PCREL,
2248 /* i386/elf relocations */
2249 BFD_RELOC_386_GOT32,
2250 BFD_RELOC_386_PLT32,
2252 BFD_RELOC_386_GLOB_DAT,
2253 BFD_RELOC_386_JUMP_SLOT,
2254 BFD_RELOC_386_RELATIVE,
2255 BFD_RELOC_386_GOTOFF,
2256 BFD_RELOC_386_GOTPC,
2258 /* x86-64/elf relocations */
2259 BFD_RELOC_X86_64_GOT32,
2260 BFD_RELOC_X86_64_PLT32,
2261 BFD_RELOC_X86_64_COPY,
2262 BFD_RELOC_X86_64_GLOB_DAT,
2263 BFD_RELOC_X86_64_JUMP_SLOT,
2264 BFD_RELOC_X86_64_RELATIVE,
2265 BFD_RELOC_X86_64_GOTPCREL,
2266 BFD_RELOC_X86_64_32S,
2268 /* ns32k relocations */
2269 BFD_RELOC_NS32K_IMM_8,
2270 BFD_RELOC_NS32K_IMM_16,
2271 BFD_RELOC_NS32K_IMM_32,
2272 BFD_RELOC_NS32K_IMM_8_PCREL,
2273 BFD_RELOC_NS32K_IMM_16_PCREL,
2274 BFD_RELOC_NS32K_IMM_32_PCREL,
2275 BFD_RELOC_NS32K_DISP_8,
2276 BFD_RELOC_NS32K_DISP_16,
2277 BFD_RELOC_NS32K_DISP_32,
2278 BFD_RELOC_NS32K_DISP_8_PCREL,
2279 BFD_RELOC_NS32K_DISP_16_PCREL,
2280 BFD_RELOC_NS32K_DISP_32_PCREL,
2282 /* PDP11 relocations */
2283 BFD_RELOC_PDP11_DISP_8_PCREL,
2284 BFD_RELOC_PDP11_DISP_6_PCREL,
2286 /* Picojava relocs. Not all of these appear in object files. */
2287 BFD_RELOC_PJ_CODE_HI16,
2288 BFD_RELOC_PJ_CODE_LO16,
2289 BFD_RELOC_PJ_CODE_DIR16,
2290 BFD_RELOC_PJ_CODE_DIR32,
2291 BFD_RELOC_PJ_CODE_REL16,
2292 BFD_RELOC_PJ_CODE_REL32,
2294 /* Power(rs6000) and PowerPC relocations. */
2297 BFD_RELOC_PPC_TOC16,
2299 BFD_RELOC_PPC_B16_BRTAKEN,
2300 BFD_RELOC_PPC_B16_BRNTAKEN,
2302 BFD_RELOC_PPC_BA16_BRTAKEN,
2303 BFD_RELOC_PPC_BA16_BRNTAKEN,
2305 BFD_RELOC_PPC_GLOB_DAT,
2306 BFD_RELOC_PPC_JMP_SLOT,
2307 BFD_RELOC_PPC_RELATIVE,
2308 BFD_RELOC_PPC_LOCAL24PC,
2309 BFD_RELOC_PPC_EMB_NADDR32,
2310 BFD_RELOC_PPC_EMB_NADDR16,
2311 BFD_RELOC_PPC_EMB_NADDR16_LO,
2312 BFD_RELOC_PPC_EMB_NADDR16_HI,
2313 BFD_RELOC_PPC_EMB_NADDR16_HA,
2314 BFD_RELOC_PPC_EMB_SDAI16,
2315 BFD_RELOC_PPC_EMB_SDA2I16,
2316 BFD_RELOC_PPC_EMB_SDA2REL,
2317 BFD_RELOC_PPC_EMB_SDA21,
2318 BFD_RELOC_PPC_EMB_MRKREF,
2319 BFD_RELOC_PPC_EMB_RELSEC16,
2320 BFD_RELOC_PPC_EMB_RELST_LO,
2321 BFD_RELOC_PPC_EMB_RELST_HI,
2322 BFD_RELOC_PPC_EMB_RELST_HA,
2323 BFD_RELOC_PPC_EMB_BIT_FLD,
2324 BFD_RELOC_PPC_EMB_RELSDA,
2325 BFD_RELOC_PPC64_HIGHER,
2326 BFD_RELOC_PPC64_HIGHER_S,
2327 BFD_RELOC_PPC64_HIGHEST,
2328 BFD_RELOC_PPC64_HIGHEST_S,
2329 BFD_RELOC_PPC64_TOC16_LO,
2330 BFD_RELOC_PPC64_TOC16_HI,
2331 BFD_RELOC_PPC64_TOC16_HA,
2332 BFD_RELOC_PPC64_TOC,
2333 BFD_RELOC_PPC64_PLTGOT16,
2334 BFD_RELOC_PPC64_PLTGOT16_LO,
2335 BFD_RELOC_PPC64_PLTGOT16_HI,
2336 BFD_RELOC_PPC64_PLTGOT16_HA,
2337 BFD_RELOC_PPC64_ADDR16_DS,
2338 BFD_RELOC_PPC64_ADDR16_LO_DS,
2339 BFD_RELOC_PPC64_GOT16_DS,
2340 BFD_RELOC_PPC64_GOT16_LO_DS,
2341 BFD_RELOC_PPC64_PLT16_LO_DS,
2342 BFD_RELOC_PPC64_SECTOFF_DS,
2343 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2344 BFD_RELOC_PPC64_TOC16_DS,
2345 BFD_RELOC_PPC64_TOC16_LO_DS,
2346 BFD_RELOC_PPC64_PLTGOT16_DS,
2347 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2349 /* IBM 370/390 relocations */
2352 /* The type of reloc used to build a contructor table - at the moment
2353 probably a 32 bit wide absolute relocation, but the target can choose.
2354 It generally does map to one of the other relocation types. */
2357 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2358 not stored in the instruction. */
2359 BFD_RELOC_ARM_PCREL_BRANCH,
2361 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2362 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2363 field in the instruction. */
2364 BFD_RELOC_ARM_PCREL_BLX,
2366 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2367 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2368 field in the instruction. */
2369 BFD_RELOC_THUMB_PCREL_BLX,
2371 /* These relocs are only used within the ARM assembler. They are not
2372 (at present) written to any object files. */
2373 BFD_RELOC_ARM_IMMEDIATE,
2374 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2375 BFD_RELOC_ARM_OFFSET_IMM,
2376 BFD_RELOC_ARM_SHIFT_IMM,
2378 BFD_RELOC_ARM_MULTI,
2379 BFD_RELOC_ARM_CP_OFF_IMM,
2380 BFD_RELOC_ARM_ADR_IMM,
2381 BFD_RELOC_ARM_LDR_IMM,
2382 BFD_RELOC_ARM_LITERAL,
2383 BFD_RELOC_ARM_IN_POOL,
2384 BFD_RELOC_ARM_OFFSET_IMM8,
2385 BFD_RELOC_ARM_HWLITERAL,
2386 BFD_RELOC_ARM_THUMB_ADD,
2387 BFD_RELOC_ARM_THUMB_IMM,
2388 BFD_RELOC_ARM_THUMB_SHIFT,
2389 BFD_RELOC_ARM_THUMB_OFFSET,
2390 BFD_RELOC_ARM_GOT12,
2391 BFD_RELOC_ARM_GOT32,
2392 BFD_RELOC_ARM_JUMP_SLOT,
2394 BFD_RELOC_ARM_GLOB_DAT,
2395 BFD_RELOC_ARM_PLT32,
2396 BFD_RELOC_ARM_RELATIVE,
2397 BFD_RELOC_ARM_GOTOFF,
2398 BFD_RELOC_ARM_GOTPC,
2400 /* Hitachi SH relocs. Not all of these appear in object files. */
2401 BFD_RELOC_SH_PCDISP8BY2,
2402 BFD_RELOC_SH_PCDISP12BY2,
2404 BFD_RELOC_SH_IMM4BY2,
2405 BFD_RELOC_SH_IMM4BY4,
2407 BFD_RELOC_SH_IMM8BY2,
2408 BFD_RELOC_SH_IMM8BY4,
2409 BFD_RELOC_SH_PCRELIMM8BY2,
2410 BFD_RELOC_SH_PCRELIMM8BY4,
2411 BFD_RELOC_SH_SWITCH16,
2412 BFD_RELOC_SH_SWITCH32,
2419 BFD_RELOC_SH_LOOP_START,
2420 BFD_RELOC_SH_LOOP_END,
2422 BFD_RELOC_SH_GLOB_DAT,
2423 BFD_RELOC_SH_JMP_SLOT,
2424 BFD_RELOC_SH_RELATIVE,
2427 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2428 be zero and is not stored in the instruction. */
2429 BFD_RELOC_THUMB_PCREL_BRANCH9,
2430 BFD_RELOC_THUMB_PCREL_BRANCH12,
2431 BFD_RELOC_THUMB_PCREL_BRANCH23,
2433 /* ARC Cores relocs.
2434 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2435 not stored in the instruction. The high 20 bits are installed in bits 26
2436 through 7 of the instruction. */
2437 BFD_RELOC_ARC_B22_PCREL,
2439 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2440 stored in the instruction. The high 24 bits are installed in bits 23
2444 /* Mitsubishi D10V relocs.
2445 This is a 10-bit reloc with the right 2 bits
2447 BFD_RELOC_D10V_10_PCREL_R,
2449 /* Mitsubishi D10V relocs.
2450 This is a 10-bit reloc with the right 2 bits
2451 assumed to be 0. This is the same as the previous reloc
2452 except it is in the left container, i.e.,
2453 shifted left 15 bits. */
2454 BFD_RELOC_D10V_10_PCREL_L,
2456 /* This is an 18-bit reloc with the right 2 bits
2460 /* This is an 18-bit reloc with the right 2 bits
2462 BFD_RELOC_D10V_18_PCREL,
2464 /* Mitsubishi D30V relocs.
2465 This is a 6-bit absolute reloc. */
2468 /* This is a 6-bit pc-relative reloc with
2469 the right 3 bits assumed to be 0. */
2470 BFD_RELOC_D30V_9_PCREL,
2472 /* This is a 6-bit pc-relative reloc with
2473 the right 3 bits assumed to be 0. Same
2474 as the previous reloc but on the right side
2475 of the container. */
2476 BFD_RELOC_D30V_9_PCREL_R,
2478 /* This is a 12-bit absolute reloc with the
2479 right 3 bitsassumed to be 0. */
2482 /* This is a 12-bit pc-relative reloc with
2483 the right 3 bits assumed to be 0. */
2484 BFD_RELOC_D30V_15_PCREL,
2486 /* This is a 12-bit pc-relative reloc with
2487 the right 3 bits assumed to be 0. Same
2488 as the previous reloc but on the right side
2489 of the container. */
2490 BFD_RELOC_D30V_15_PCREL_R,
2492 /* This is an 18-bit absolute reloc with
2493 the right 3 bits assumed to be 0. */
2496 /* This is an 18-bit pc-relative reloc with
2497 the right 3 bits assumed to be 0. */
2498 BFD_RELOC_D30V_21_PCREL,
2500 /* This is an 18-bit pc-relative reloc with
2501 the right 3 bits assumed to be 0. Same
2502 as the previous reloc but on the right side
2503 of the container. */
2504 BFD_RELOC_D30V_21_PCREL_R,
2506 /* This is a 32-bit absolute reloc. */
2509 /* This is a 32-bit pc-relative reloc. */
2510 BFD_RELOC_D30V_32_PCREL,
2512 /* Mitsubishi M32R relocs.
2513 This is a 24 bit absolute address. */
2516 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2517 BFD_RELOC_M32R_10_PCREL,
2519 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2520 BFD_RELOC_M32R_18_PCREL,
2522 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2523 BFD_RELOC_M32R_26_PCREL,
2525 /* This is a 16-bit reloc containing the high 16 bits of an address
2526 used when the lower 16 bits are treated as unsigned. */
2527 BFD_RELOC_M32R_HI16_ULO,
2529 /* This is a 16-bit reloc containing the high 16 bits of an address
2530 used when the lower 16 bits are treated as signed. */
2531 BFD_RELOC_M32R_HI16_SLO,
2533 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2534 BFD_RELOC_M32R_LO16,
2536 /* This is a 16-bit reloc containing the small data area offset for use in
2537 add3, load, and store instructions. */
2538 BFD_RELOC_M32R_SDA16,
2540 /* This is a 9-bit reloc */
2541 BFD_RELOC_V850_9_PCREL,
2543 /* This is a 22-bit reloc */
2544 BFD_RELOC_V850_22_PCREL,
2546 /* This is a 16 bit offset from the short data area pointer. */
2547 BFD_RELOC_V850_SDA_16_16_OFFSET,
2549 /* This is a 16 bit offset (of which only 15 bits are used) from the
2550 short data area pointer. */
2551 BFD_RELOC_V850_SDA_15_16_OFFSET,
2553 /* This is a 16 bit offset from the zero data area pointer. */
2554 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2556 /* This is a 16 bit offset (of which only 15 bits are used) from the
2557 zero data area pointer. */
2558 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2560 /* This is an 8 bit offset (of which only 6 bits are used) from the
2561 tiny data area pointer. */
2562 BFD_RELOC_V850_TDA_6_8_OFFSET,
2564 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2565 data area pointer. */
2566 BFD_RELOC_V850_TDA_7_8_OFFSET,
2568 /* This is a 7 bit offset from the tiny data area pointer. */
2569 BFD_RELOC_V850_TDA_7_7_OFFSET,
2571 /* This is a 16 bit offset from the tiny data area pointer. */
2572 BFD_RELOC_V850_TDA_16_16_OFFSET,
2574 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2575 data area pointer. */
2576 BFD_RELOC_V850_TDA_4_5_OFFSET,
2578 /* This is a 4 bit offset from the tiny data area pointer. */
2579 BFD_RELOC_V850_TDA_4_4_OFFSET,
2581 /* This is a 16 bit offset from the short data area pointer, with the
2582 bits placed non-contigously in the instruction. */
2583 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2585 /* This is a 16 bit offset from the zero data area pointer, with the
2586 bits placed non-contigously in the instruction. */
2587 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2589 /* This is a 6 bit offset from the call table base pointer. */
2590 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2592 /* This is a 16 bit offset from the call table base pointer. */
2593 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2596 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2598 BFD_RELOC_MN10300_32_PCREL,
2600 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2602 BFD_RELOC_MN10300_16_PCREL,
2604 /* This is a 8bit DP reloc for the tms320c30, where the most
2605 significant 8 bits of a 24 bit word are placed into the least
2606 significant 8 bits of the opcode. */
2607 BFD_RELOC_TIC30_LDP,
2609 /* This is a 7bit reloc for the tms320c54x, where the least
2610 significant 7 bits of a 16 bit word are placed into the least
2611 significant 7 bits of the opcode. */
2612 BFD_RELOC_TIC54X_PARTLS7,
2614 /* This is a 9bit DP reloc for the tms320c54x, where the most
2615 significant 9 bits of a 16 bit word are placed into the least
2616 significant 9 bits of the opcode. */
2617 BFD_RELOC_TIC54X_PARTMS9,
2619 /* This is an extended address 23-bit reloc for the tms320c54x. */
2620 BFD_RELOC_TIC54X_23,
2622 /* This is a 16-bit reloc for the tms320c54x, where the least
2623 significant 16 bits of a 23-bit extended address are placed into
2625 BFD_RELOC_TIC54X_16_OF_23,
2627 /* This is a reloc for the tms320c54x, where the most
2628 significant 7 bits of a 23-bit extended address are placed into
2630 BFD_RELOC_TIC54X_MS7_OF_23,
2632 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2635 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2639 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2641 BFD_RELOC_FR30_6_IN_4,
2643 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2645 BFD_RELOC_FR30_8_IN_8,
2647 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2649 BFD_RELOC_FR30_9_IN_8,
2651 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2653 BFD_RELOC_FR30_10_IN_8,
2655 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2656 short offset into 8 bits. */
2657 BFD_RELOC_FR30_9_PCREL,
2659 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2660 short offset into 11 bits. */
2661 BFD_RELOC_FR30_12_PCREL,
2663 /* Motorola Mcore relocations. */
2664 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2665 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2666 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2667 BFD_RELOC_MCORE_PCREL_32,
2668 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2669 BFD_RELOC_MCORE_RVA,
2671 /* These are relocations for the GETA instruction. */
2672 BFD_RELOC_MMIX_GETA,
2673 BFD_RELOC_MMIX_GETA_1,
2674 BFD_RELOC_MMIX_GETA_2,
2675 BFD_RELOC_MMIX_GETA_3,
2677 /* These are relocations for a conditional branch instruction. */
2678 BFD_RELOC_MMIX_CBRANCH,
2679 BFD_RELOC_MMIX_CBRANCH_J,
2680 BFD_RELOC_MMIX_CBRANCH_1,
2681 BFD_RELOC_MMIX_CBRANCH_2,
2682 BFD_RELOC_MMIX_CBRANCH_3,
2684 /* These are relocations for the PUSHJ instruction. */
2685 BFD_RELOC_MMIX_PUSHJ,
2686 BFD_RELOC_MMIX_PUSHJ_1,
2687 BFD_RELOC_MMIX_PUSHJ_2,
2688 BFD_RELOC_MMIX_PUSHJ_3,
2690 /* These are relocations for the JMP instruction. */
2692 BFD_RELOC_MMIX_JMP_1,
2693 BFD_RELOC_MMIX_JMP_2,
2694 BFD_RELOC_MMIX_JMP_3,
2696 /* This is a relocation for a relative address as in a GETA instruction or
2698 BFD_RELOC_MMIX_ADDR19,
2700 /* This is a relocation for a relative address as in a JMP instruction. */
2701 BFD_RELOC_MMIX_ADDR27,
2703 /* This is a relocation for an instruction field that may be a general
2704 register or a value 0..255. */
2705 BFD_RELOC_MMIX_REG_OR_BYTE,
2707 /* This is a relocation for an instruction field that may be a general
2711 /* This is a relocation for two instruction fields holding a register and
2712 an offset, the equivalent of the relocation. */
2713 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2715 /* This relocation is an assertion that the expression is not allocated as
2716 a global register. It does not modify contents. */
2717 BFD_RELOC_MMIX_LOCAL,
2719 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2720 short offset into 7 bits. */
2721 BFD_RELOC_AVR_7_PCREL,
2723 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2724 short offset into 12 bits. */
2725 BFD_RELOC_AVR_13_PCREL,
2727 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2728 program memory address) into 16 bits. */
2729 BFD_RELOC_AVR_16_PM,
2731 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2732 data memory address) into 8 bit immediate value of LDI insn. */
2733 BFD_RELOC_AVR_LO8_LDI,
2735 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2736 of data memory address) into 8 bit immediate value of LDI insn. */
2737 BFD_RELOC_AVR_HI8_LDI,
2739 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2740 of program memory address) into 8 bit immediate value of LDI insn. */
2741 BFD_RELOC_AVR_HH8_LDI,
2743 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2744 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2745 BFD_RELOC_AVR_LO8_LDI_NEG,
2747 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2748 (high 8 bit of data memory address) into 8 bit immediate value of
2750 BFD_RELOC_AVR_HI8_LDI_NEG,
2752 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2753 (most high 8 bit of program memory address) into 8 bit immediate value
2754 of LDI or SUBI insn. */
2755 BFD_RELOC_AVR_HH8_LDI_NEG,
2757 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2758 command address) into 8 bit immediate value of LDI insn. */
2759 BFD_RELOC_AVR_LO8_LDI_PM,
2761 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2762 of command address) into 8 bit immediate value of LDI insn. */
2763 BFD_RELOC_AVR_HI8_LDI_PM,
2765 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2766 of command address) into 8 bit immediate value of LDI insn. */
2767 BFD_RELOC_AVR_HH8_LDI_PM,
2769 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2770 (usually command address) into 8 bit immediate value of SUBI insn. */
2771 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2773 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2774 (high 8 bit of 16 bit command address) into 8 bit immediate value
2776 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2778 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2779 (high 6 bit of 22 bit command address) into 8 bit immediate
2780 value of SUBI insn. */
2781 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2783 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2787 /* Direct 12 bit. */
2790 /* 12 bit GOT offset. */
2791 BFD_RELOC_390_GOT12,
2793 /* 32 bit PC relative PLT address. */
2794 BFD_RELOC_390_PLT32,
2796 /* Copy symbol at runtime. */
2799 /* Create GOT entry. */
2800 BFD_RELOC_390_GLOB_DAT,
2802 /* Create PLT entry. */
2803 BFD_RELOC_390_JMP_SLOT,
2805 /* Adjust by program base. */
2806 BFD_RELOC_390_RELATIVE,
2808 /* 32 bit PC relative offset to GOT. */
2809 BFD_RELOC_390_GOTPC,
2811 /* 16 bit GOT offset. */
2812 BFD_RELOC_390_GOT16,
2814 /* PC relative 16 bit shifted by 1. */
2815 BFD_RELOC_390_PC16DBL,
2817 /* 16 bit PC rel. PLT shifted by 1. */
2818 BFD_RELOC_390_PLT16DBL,
2820 /* PC relative 32 bit shifted by 1. */
2821 BFD_RELOC_390_PC32DBL,
2823 /* 32 bit PC rel. PLT shifted by 1. */
2824 BFD_RELOC_390_PLT32DBL,
2826 /* 32 bit PC rel. GOT shifted by 1. */
2827 BFD_RELOC_390_GOTPCDBL,
2829 /* 64 bit GOT offset. */
2830 BFD_RELOC_390_GOT64,
2832 /* 64 bit PC relative PLT address. */
2833 BFD_RELOC_390_PLT64,
2835 /* 32 bit rel. offset to GOT entry. */
2836 BFD_RELOC_390_GOTENT,
2838 /* These two relocations are used by the linker to determine which of
2839 the entries in a C++ virtual function table are actually used. When
2840 the --gc-sections option is given, the linker will zero out the entries
2841 that are not used, so that the code for those functions need not be
2842 included in the output.
2844 VTABLE_INHERIT is a zero-space relocation used to describe to the
2845 linker the inheritence tree of a C++ virtual function table. The
2846 relocation's symbol should be the parent class' vtable, and the
2847 relocation should be located at the child vtable.
2849 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2850 virtual function table entry. The reloc's symbol should refer to the
2851 table of the class mentioned in the code. Off of that base, an offset
2852 describes the entry that is being used. For Rela hosts, this offset
2853 is stored in the reloc's addend. For Rel hosts, we are forced to put
2854 this offset in the reloc's section offset. */
2855 BFD_RELOC_VTABLE_INHERIT,
2856 BFD_RELOC_VTABLE_ENTRY,
2858 /* Intel IA64 Relocations. */
2859 BFD_RELOC_IA64_IMM14,
2860 BFD_RELOC_IA64_IMM22,
2861 BFD_RELOC_IA64_IMM64,
2862 BFD_RELOC_IA64_DIR32MSB,
2863 BFD_RELOC_IA64_DIR32LSB,
2864 BFD_RELOC_IA64_DIR64MSB,
2865 BFD_RELOC_IA64_DIR64LSB,
2866 BFD_RELOC_IA64_GPREL22,
2867 BFD_RELOC_IA64_GPREL64I,
2868 BFD_RELOC_IA64_GPREL32MSB,
2869 BFD_RELOC_IA64_GPREL32LSB,
2870 BFD_RELOC_IA64_GPREL64MSB,
2871 BFD_RELOC_IA64_GPREL64LSB,
2872 BFD_RELOC_IA64_LTOFF22,
2873 BFD_RELOC_IA64_LTOFF64I,
2874 BFD_RELOC_IA64_PLTOFF22,
2875 BFD_RELOC_IA64_PLTOFF64I,
2876 BFD_RELOC_IA64_PLTOFF64MSB,
2877 BFD_RELOC_IA64_PLTOFF64LSB,
2878 BFD_RELOC_IA64_FPTR64I,
2879 BFD_RELOC_IA64_FPTR32MSB,
2880 BFD_RELOC_IA64_FPTR32LSB,
2881 BFD_RELOC_IA64_FPTR64MSB,
2882 BFD_RELOC_IA64_FPTR64LSB,
2883 BFD_RELOC_IA64_PCREL21B,
2884 BFD_RELOC_IA64_PCREL21BI,
2885 BFD_RELOC_IA64_PCREL21M,
2886 BFD_RELOC_IA64_PCREL21F,
2887 BFD_RELOC_IA64_PCREL22,
2888 BFD_RELOC_IA64_PCREL60B,
2889 BFD_RELOC_IA64_PCREL64I,
2890 BFD_RELOC_IA64_PCREL32MSB,
2891 BFD_RELOC_IA64_PCREL32LSB,
2892 BFD_RELOC_IA64_PCREL64MSB,
2893 BFD_RELOC_IA64_PCREL64LSB,
2894 BFD_RELOC_IA64_LTOFF_FPTR22,
2895 BFD_RELOC_IA64_LTOFF_FPTR64I,
2896 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2897 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
2898 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2899 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
2900 BFD_RELOC_IA64_SEGREL32MSB,
2901 BFD_RELOC_IA64_SEGREL32LSB,
2902 BFD_RELOC_IA64_SEGREL64MSB,
2903 BFD_RELOC_IA64_SEGREL64LSB,
2904 BFD_RELOC_IA64_SECREL32MSB,
2905 BFD_RELOC_IA64_SECREL32LSB,
2906 BFD_RELOC_IA64_SECREL64MSB,
2907 BFD_RELOC_IA64_SECREL64LSB,
2908 BFD_RELOC_IA64_REL32MSB,
2909 BFD_RELOC_IA64_REL32LSB,
2910 BFD_RELOC_IA64_REL64MSB,
2911 BFD_RELOC_IA64_REL64LSB,
2912 BFD_RELOC_IA64_LTV32MSB,
2913 BFD_RELOC_IA64_LTV32LSB,
2914 BFD_RELOC_IA64_LTV64MSB,
2915 BFD_RELOC_IA64_LTV64LSB,
2916 BFD_RELOC_IA64_IPLTMSB,
2917 BFD_RELOC_IA64_IPLTLSB,
2918 BFD_RELOC_IA64_COPY,
2919 BFD_RELOC_IA64_TPREL22,
2920 BFD_RELOC_IA64_TPREL64MSB,
2921 BFD_RELOC_IA64_TPREL64LSB,
2922 BFD_RELOC_IA64_LTOFF_TP22,
2923 BFD_RELOC_IA64_LTOFF22X,
2924 BFD_RELOC_IA64_LDXMOV,
2926 /* Motorola 68HC11 reloc.
2927 This is the 8 bits high part of an absolute address. */
2928 BFD_RELOC_M68HC11_HI8,
2930 /* Motorola 68HC11 reloc.
2931 This is the 8 bits low part of an absolute address. */
2932 BFD_RELOC_M68HC11_LO8,
2934 /* Motorola 68HC11 reloc.
2935 This is the 3 bits of a value. */
2936 BFD_RELOC_M68HC11_3B,
2938 /* These relocs are only used within the CRIS assembler. They are not
2939 (at present) written to any object files. */
2940 BFD_RELOC_CRIS_BDISP8,
2941 BFD_RELOC_CRIS_UNSIGNED_5,
2942 BFD_RELOC_CRIS_SIGNED_6,
2943 BFD_RELOC_CRIS_UNSIGNED_6,
2944 BFD_RELOC_CRIS_UNSIGNED_4,
2946 /* Relocs used in ELF shared libraries for CRIS. */
2947 BFD_RELOC_CRIS_COPY,
2948 BFD_RELOC_CRIS_GLOB_DAT,
2949 BFD_RELOC_CRIS_JUMP_SLOT,
2950 BFD_RELOC_CRIS_RELATIVE,
2952 /* 32-bit offset to symbol-entry within GOT. */
2953 BFD_RELOC_CRIS_32_GOT,
2955 /* 16-bit offset to symbol-entry within GOT. */
2956 BFD_RELOC_CRIS_16_GOT,
2958 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
2959 BFD_RELOC_CRIS_32_GOTPLT,
2961 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
2962 BFD_RELOC_CRIS_16_GOTPLT,
2964 /* 32-bit offset to symbol, relative to GOT. */
2965 BFD_RELOC_CRIS_32_GOTREL,
2967 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
2968 BFD_RELOC_CRIS_32_PLT_GOTREL,
2970 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
2971 BFD_RELOC_CRIS_32_PLT_PCREL,
2973 /* Intel i860 Relocations. */
2975 BFD_RELOC_860_GLOB_DAT,
2976 BFD_RELOC_860_JUMP_SLOT,
2977 BFD_RELOC_860_RELATIVE,
2979 BFD_RELOC_860_PLT26,
2982 BFD_RELOC_860_SPLIT0,
2984 BFD_RELOC_860_SPLIT1,
2986 BFD_RELOC_860_SPLIT2,
2988 BFD_RELOC_860_LOGOT0,
2989 BFD_RELOC_860_SPGOT0,
2990 BFD_RELOC_860_LOGOT1,
2991 BFD_RELOC_860_SPGOT1,
2992 BFD_RELOC_860_LOGOTOFF0,
2993 BFD_RELOC_860_SPGOTOFF0,
2994 BFD_RELOC_860_LOGOTOFF1,
2995 BFD_RELOC_860_SPGOTOFF1,
2996 BFD_RELOC_860_LOGOTOFF2,
2997 BFD_RELOC_860_LOGOTOFF3,
2999 BFD_RELOC_860_HIGHADJ,
3000 BFD_RELOC_860_HAGOT,
3001 BFD_RELOC_860_HAGOTOFF,
3004 BFD_RELOC_860_HIGOT,
3005 BFD_RELOC_860_HIGOTOFF,
3007 /* OpenRISC Relocations. */
3008 BFD_RELOC_OPENRISC_ABS_26,
3009 BFD_RELOC_OPENRISC_REL_26,
3011 /* H8 elf Relocations. */
3012 BFD_RELOC_H8_DIR16A8,
3013 BFD_RELOC_H8_DIR16R8,
3014 BFD_RELOC_H8_DIR24A8,
3015 BFD_RELOC_H8_DIR24R8,
3016 BFD_RELOC_H8_DIR32A16,
3018 /* Sony Xstormy16 Relocations. */
3019 BFD_RELOC_XSTORMY16_REL_12,
3020 BFD_RELOC_XSTORMY16_24,
3021 BFD_RELOC_XSTORMY16_FPTR16,
3023 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3025 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3028 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3031 typedef struct symbol_cache_entry
3033 /* A pointer to the BFD which owns the symbol. This information
3034 is necessary so that a back end can work out what additional
3035 information (invisible to the application writer) is carried
3038 This field is *almost* redundant, since you can use section->owner
3039 instead, except that some symbols point to the global sections
3040 bfd_{abs,com,und}_section. This could be fixed by making
3041 these globals be per-bfd (or per-target-flavor). FIXME. */
3042 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3044 /* The text of the symbol. The name is left alone, and not copied; the
3045 application may not alter it. */
3048 /* The value of the symbol. This really should be a union of a
3049 numeric value with a pointer, since some flags indicate that
3050 a pointer to another symbol is stored here. */
3053 /* Attributes of a symbol. */
3054 #define BSF_NO_FLAGS 0x00
3056 /* The symbol has local scope; <<static>> in <<C>>. The value
3057 is the offset into the section of the data. */
3058 #define BSF_LOCAL 0x01
3060 /* The symbol has global scope; initialized data in <<C>>. The
3061 value is the offset into the section of the data. */
3062 #define BSF_GLOBAL 0x02
3064 /* The symbol has global scope and is exported. The value is
3065 the offset into the section of the data. */
3066 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3068 /* A normal C symbol would be one of:
3069 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3072 /* The symbol is a debugging record. The value has an arbitary
3073 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3074 #define BSF_DEBUGGING 0x08
3076 /* The symbol denotes a function entry point. Used in ELF,
3077 perhaps others someday. */
3078 #define BSF_FUNCTION 0x10
3080 /* Used by the linker. */
3081 #define BSF_KEEP 0x20
3082 #define BSF_KEEP_G 0x40
3084 /* A weak global symbol, overridable without warnings by
3085 a regular global symbol of the same name. */
3086 #define BSF_WEAK 0x80
3088 /* This symbol was created to point to a section, e.g. ELF's
3089 STT_SECTION symbols. */
3090 #define BSF_SECTION_SYM 0x100
3092 /* The symbol used to be a common symbol, but now it is
3094 #define BSF_OLD_COMMON 0x200
3096 /* The default value for common data. */
3097 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3099 /* In some files the type of a symbol sometimes alters its
3100 location in an output file - ie in coff a <<ISFCN>> symbol
3101 which is also <<C_EXT>> symbol appears where it was
3102 declared and not at the end of a section. This bit is set
3103 by the target BFD part to convey this information. */
3104 #define BSF_NOT_AT_END 0x400
3106 /* Signal that the symbol is the label of constructor section. */
3107 #define BSF_CONSTRUCTOR 0x800
3109 /* Signal that the symbol is a warning symbol. The name is a
3110 warning. The name of the next symbol is the one to warn about;
3111 if a reference is made to a symbol with the same name as the next
3112 symbol, a warning is issued by the linker. */
3113 #define BSF_WARNING 0x1000
3115 /* Signal that the symbol is indirect. This symbol is an indirect
3116 pointer to the symbol with the same name as the next symbol. */
3117 #define BSF_INDIRECT 0x2000
3119 /* BSF_FILE marks symbols that contain a file name. This is used
3120 for ELF STT_FILE symbols. */
3121 #define BSF_FILE 0x4000
3123 /* Symbol is from dynamic linking information. */
3124 #define BSF_DYNAMIC 0x8000
3126 /* The symbol denotes a data object. Used in ELF, and perhaps
3128 #define BSF_OBJECT 0x10000
3130 /* This symbol is a debugging symbol. The value is the offset
3131 into the section of the data. BSF_DEBUGGING should be set
3133 #define BSF_DEBUGGING_RELOC 0x20000
3137 /* A pointer to the section to which this symbol is
3138 relative. This will always be non NULL, there are special
3139 sections for undefined and absolute symbols. */
3140 struct sec *section;
3142 /* Back end special data. */
3152 #define bfd_get_symtab_upper_bound(abfd) \
3153 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3156 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3159 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3161 #define bfd_is_local_label_name(abfd, name) \
3162 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3164 #define bfd_canonicalize_symtab(abfd, location) \
3165 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3169 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3172 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3174 #define bfd_make_empty_symbol(abfd) \
3175 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3178 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3180 #define bfd_make_debug_symbol(abfd,ptr,size) \
3181 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3184 bfd_decode_symclass PARAMS ((asymbol *symbol));
3187 bfd_is_undefined_symclass PARAMS ((int symclass));
3190 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3193 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3195 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3196 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3197 (ibfd, isymbol, obfd, osymbol))
3201 /* The filename the application opened the BFD with. */
3202 const char *filename;
3204 /* A pointer to the target jump table. */
3205 const struct bfd_target *xvec;
3207 /* To avoid dragging too many header files into every file that
3208 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3209 and MTIME as a "long". Their correct types, to which they
3210 are cast when used, are "FILE *" and "time_t". The iostream
3211 is the result of an fopen on the filename. However, if the
3212 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3213 to a bfd_in_memory struct. */
3216 /* Is the file descriptor being cached? That is, can it be closed as
3217 needed, and re-opened when accessed later? */
3220 /* Marks whether there was a default target specified when the
3221 BFD was opened. This is used to select which matching algorithm
3222 to use to choose the back end. */
3223 boolean target_defaulted;
3225 /* The caching routines use these to maintain a
3226 least-recently-used list of BFDs. */
3227 struct _bfd *lru_prev, *lru_next;
3229 /* When a file is closed by the caching routines, BFD retains
3230 state information on the file here... */
3233 /* ... and here: (``once'' means at least once). */
3234 boolean opened_once;
3236 /* Set if we have a locally maintained mtime value, rather than
3237 getting it from the file each time. */
3240 /* File modified time, if mtime_set is true. */
3243 /* Reserved for an unimplemented file locking extension. */
3246 /* The format which belongs to the BFD. (object, core, etc.) */
3249 /* The direction with which the BFD was opened. */
3254 write_direction = 2,
3259 /* Format_specific flags. */
3262 /* Currently my_archive is tested before adding origin to
3263 anything. I believe that this can become always an add of
3264 origin, with origin set to 0 for non archive files. */
3267 /* Remember when output has begun, to stop strange things
3269 boolean output_has_begun;
3271 /* A hash table for section names. */
3272 struct bfd_hash_table section_htab;
3274 /* Pointer to linked list of sections. */
3275 struct sec *sections;
3277 /* The place where we add to the section list. */
3278 struct sec **section_tail;
3280 /* The number of sections. */
3281 unsigned int section_count;
3283 /* Stuff only useful for object files:
3284 The start address. */
3285 bfd_vma start_address;
3287 /* Used for input and output. */
3288 unsigned int symcount;
3290 /* Symbol table for output BFD (with symcount entries). */
3291 struct symbol_cache_entry **outsymbols;
3293 /* Pointer to structure which contains architecture information. */
3294 const struct bfd_arch_info *arch_info;
3296 /* Stuff only useful for archives. */
3298 struct _bfd *my_archive; /* The containing archive BFD. */
3299 struct _bfd *next; /* The next BFD in the archive. */
3300 struct _bfd *archive_head; /* The first BFD in the archive. */
3303 /* A chain of BFD structures involved in a link. */
3304 struct _bfd *link_next;
3306 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3307 be used only for archive elements. */
3310 /* Used by the back end to hold private data. */
3313 struct aout_data_struct *aout_data;
3314 struct artdata *aout_ar_data;
3315 struct _oasys_data *oasys_obj_data;
3316 struct _oasys_ar_data *oasys_ar_data;
3317 struct coff_tdata *coff_obj_data;
3318 struct pe_tdata *pe_obj_data;
3319 struct xcoff_tdata *xcoff_obj_data;
3320 struct ecoff_tdata *ecoff_obj_data;
3321 struct ieee_data_struct *ieee_data;
3322 struct ieee_ar_data_struct *ieee_ar_data;
3323 struct srec_data_struct *srec_data;
3324 struct ihex_data_struct *ihex_data;
3325 struct tekhex_data_struct *tekhex_data;
3326 struct elf_obj_tdata *elf_obj_data;
3327 struct nlm_obj_tdata *nlm_obj_data;
3328 struct bout_data_struct *bout_data;
3329 struct mmo_data_struct *mmo_data;
3330 struct sun_core_struct *sun_core_data;
3331 struct sco5_core_struct *sco5_core_data;
3332 struct trad_core_struct *trad_core_data;
3333 struct som_data_struct *som_data;
3334 struct hpux_core_struct *hpux_core_data;
3335 struct hppabsd_core_struct *hppabsd_core_data;
3336 struct sgi_core_struct *sgi_core_data;
3337 struct lynx_core_struct *lynx_core_data;
3338 struct osf_core_struct *osf_core_data;
3339 struct cisco_core_struct *cisco_core_data;
3340 struct versados_data_struct *versados_data;
3341 struct netbsd_core_struct *netbsd_core_data;
3346 /* Used by the application to hold private data. */
3349 /* Where all the allocated stuff under this BFD goes. This is a
3350 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3355 typedef enum bfd_error
3357 bfd_error_no_error = 0,
3358 bfd_error_system_call,
3359 bfd_error_invalid_target,
3360 bfd_error_wrong_format,
3361 bfd_error_wrong_object_format,
3362 bfd_error_invalid_operation,
3363 bfd_error_no_memory,
3364 bfd_error_no_symbols,
3366 bfd_error_no_more_archived_files,
3367 bfd_error_malformed_archive,
3368 bfd_error_file_not_recognized,
3369 bfd_error_file_ambiguously_recognized,
3370 bfd_error_no_contents,
3371 bfd_error_nonrepresentable_section,
3372 bfd_error_no_debug_section,
3373 bfd_error_bad_value,
3374 bfd_error_file_truncated,
3375 bfd_error_file_too_big,
3376 bfd_error_invalid_error_code
3381 bfd_get_error PARAMS ((void));
3384 bfd_set_error PARAMS ((bfd_error_type error_tag));
3387 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3390 bfd_perror PARAMS ((const char *message));
3392 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3394 bfd_error_handler_type
3395 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3398 bfd_set_error_program_name PARAMS ((const char *));
3400 bfd_error_handler_type
3401 bfd_get_error_handler PARAMS ((void));
3404 bfd_archive_filename PARAMS ((bfd *));
3407 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3410 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3416 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3419 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3422 bfd_get_arch_size PARAMS ((bfd *abfd));
3425 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3428 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3431 bfd_get_mtime PARAMS ((bfd *abfd));
3434 bfd_get_size PARAMS ((bfd *abfd));
3437 bfd_get_gp_size PARAMS ((bfd *abfd));
3440 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3443 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3446 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3448 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3449 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3452 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3454 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3455 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3458 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3460 #define bfd_set_private_flags(abfd, flags) \
3461 BFD_SEND (abfd, _bfd_set_private_flags, \
3463 #define bfd_sizeof_headers(abfd, reloc) \
3464 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3466 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3467 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3469 /* Do these three do anything useful at all, for any back end? */
3470 #define bfd_debug_info_start(abfd) \
3471 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3473 #define bfd_debug_info_end(abfd) \
3474 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3476 #define bfd_debug_info_accumulate(abfd, section) \
3477 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3480 #define bfd_stat_arch_elt(abfd, stat) \
3481 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3483 #define bfd_update_armap_timestamp(abfd) \
3484 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3486 #define bfd_set_arch_mach(abfd, arch, mach)\
3487 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3489 #define bfd_relax_section(abfd, section, link_info, again) \
3490 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3492 #define bfd_gc_sections(abfd, link_info) \
3493 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3495 #define bfd_merge_sections(abfd, link_info) \
3496 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3498 #define bfd_link_hash_table_create(abfd) \
3499 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3501 #define bfd_link_add_symbols(abfd, info) \
3502 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3504 #define bfd_final_link(abfd, info) \
3505 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3507 #define bfd_free_cached_info(abfd) \
3508 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3510 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3511 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3513 #define bfd_print_private_bfd_data(abfd, file)\
3514 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3516 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3517 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3519 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3520 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3522 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3523 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3525 extern bfd_byte *bfd_get_relocated_section_contents
3526 PARAMS ((bfd *, struct bfd_link_info *,
3527 struct bfd_link_order *, bfd_byte *,
3528 boolean, asymbol **));
3531 bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3534 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3537 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3540 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3543 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3546 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3549 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3551 #define BFD_SEND(bfd, message, arglist) \
3552 ((*((bfd)->xvec->message)) arglist)
3554 #ifdef DEBUG_BFD_SEND
3556 #define BFD_SEND(bfd, message, arglist) \
3557 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3558 ((*((bfd)->xvec->message)) arglist) : \
3559 (bfd_assert (__FILE__,__LINE__), NULL))
3561 #define BFD_SEND_FMT(bfd, message, arglist) \
3562 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3564 #ifdef DEBUG_BFD_SEND
3566 #define BFD_SEND_FMT(bfd, message, arglist) \
3567 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3568 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3569 (bfd_assert (__FILE__,__LINE__), NULL))
3574 bfd_target_unknown_flavour,
3575 bfd_target_aout_flavour,
3576 bfd_target_coff_flavour,
3577 bfd_target_ecoff_flavour,
3578 bfd_target_xcoff_flavour,
3579 bfd_target_elf_flavour,
3580 bfd_target_ieee_flavour,
3581 bfd_target_nlm_flavour,
3582 bfd_target_oasys_flavour,
3583 bfd_target_tekhex_flavour,
3584 bfd_target_srec_flavour,
3585 bfd_target_ihex_flavour,
3586 bfd_target_som_flavour,
3587 bfd_target_os9k_flavour,
3588 bfd_target_versados_flavour,
3589 bfd_target_msdos_flavour,
3590 bfd_target_ovax_flavour,
3591 bfd_target_evax_flavour,
3592 bfd_target_mmo_flavour
3595 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3597 /* Forward declaration. */
3598 typedef struct bfd_link_info _bfd_link_info;
3600 typedef struct bfd_target
3602 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3605 /* The "flavour" of a back end is a general indication about
3606 the contents of a file. */
3607 enum bfd_flavour flavour;
3609 /* The order of bytes within the data area of a file. */
3610 enum bfd_endian byteorder;
3612 /* The order of bytes within the header parts of a file. */
3613 enum bfd_endian header_byteorder;
3615 /* A mask of all the flags which an executable may have set -
3616 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3617 flagword object_flags;
3619 /* A mask of all the flags which a section may have set - from
3620 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3621 flagword section_flags;
3623 /* The character normally found at the front of a symbol.
3624 (if any), perhaps `_'. */
3625 char symbol_leading_char;
3627 /* The pad character for file names within an archive header. */
3630 /* The maximum number of characters in an archive header. */
3631 unsigned short ar_max_namelen;
3633 /* Entries for byte swapping for data. These are different from the
3634 other entry points, since they don't take a BFD asthe first argument.
3635 Certain other handlers could do the same. */
3636 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3637 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3638 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3639 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3640 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3641 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3642 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3643 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3644 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3646 /* Byte swapping for the headers. */
3647 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3648 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3649 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3650 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3651 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3652 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3653 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3654 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3655 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3657 /* Format dependent routines: these are vectors of entry points
3658 within the target vector structure, one for each format to check. */
3660 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3661 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3663 /* Set the format of a file being written. */
3664 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3666 /* Write cached information into a file being written, at <<bfd_close>>. */
3667 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3670 /* Generic entry points. */
3671 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3672 CONCAT2 (NAME,_close_and_cleanup), \
3673 CONCAT2 (NAME,_bfd_free_cached_info), \
3674 CONCAT2 (NAME,_new_section_hook), \
3675 CONCAT2 (NAME,_get_section_contents), \
3676 CONCAT2 (NAME,_get_section_contents_in_window)
3678 /* Called when the BFD is being closed to do any necessary cleanup. */
3679 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3680 /* Ask the BFD to free all cached information. */
3681 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3682 /* Called when a new section is created. */
3683 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3684 /* Read the contents of a section. */
3685 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3686 file_ptr, bfd_size_type));
3687 boolean (*_bfd_get_section_contents_in_window)
3688 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3690 /* Entry points to copy private data. */
3691 #define BFD_JUMP_TABLE_COPY(NAME) \
3692 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3693 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3694 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3695 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3696 CONCAT2 (NAME,_bfd_set_private_flags), \
3697 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3698 /* Called to copy BFD general private data from one object file
3700 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3701 /* Called to merge BFD general private data from one object file
3702 to a common output file when linking. */
3703 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3704 /* Called to copy BFD private section data from one object file
3706 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3708 /* Called to copy BFD private symbol data from one symbol
3710 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3712 /* Called to set private backend flags. */
3713 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3715 /* Called to print private BFD data. */
3716 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3718 /* Core file entry points. */
3719 #define BFD_JUMP_TABLE_CORE(NAME) \
3720 CONCAT2 (NAME,_core_file_failing_command), \
3721 CONCAT2 (NAME,_core_file_failing_signal), \
3722 CONCAT2 (NAME,_core_file_matches_executable_p)
3723 char * (*_core_file_failing_command) PARAMS ((bfd *));
3724 int (*_core_file_failing_signal) PARAMS ((bfd *));
3725 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3727 /* Archive entry points. */
3728 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3729 CONCAT2 (NAME,_slurp_armap), \
3730 CONCAT2 (NAME,_slurp_extended_name_table), \
3731 CONCAT2 (NAME,_construct_extended_name_table), \
3732 CONCAT2 (NAME,_truncate_arname), \
3733 CONCAT2 (NAME,_write_armap), \
3734 CONCAT2 (NAME,_read_ar_hdr), \
3735 CONCAT2 (NAME,_openr_next_archived_file), \
3736 CONCAT2 (NAME,_get_elt_at_index), \
3737 CONCAT2 (NAME,_generic_stat_arch_elt), \
3738 CONCAT2 (NAME,_update_armap_timestamp)
3739 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3740 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3741 boolean (*_bfd_construct_extended_name_table)
3742 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3743 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3744 boolean (*write_armap)
3745 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3746 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3747 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3748 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3749 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3750 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3751 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3753 /* Entry points used for symbols. */
3754 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3755 CONCAT2 (NAME,_get_symtab_upper_bound), \
3756 CONCAT2 (NAME,_get_symtab), \
3757 CONCAT2 (NAME,_make_empty_symbol), \
3758 CONCAT2 (NAME,_print_symbol), \
3759 CONCAT2 (NAME,_get_symbol_info), \
3760 CONCAT2 (NAME,_bfd_is_local_label_name), \
3761 CONCAT2 (NAME,_get_lineno), \
3762 CONCAT2 (NAME,_find_nearest_line), \
3763 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3764 CONCAT2 (NAME,_read_minisymbols), \
3765 CONCAT2 (NAME,_minisymbol_to_symbol)
3766 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3767 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3768 struct symbol_cache_entry **));
3769 struct symbol_cache_entry *
3770 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3771 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3772 struct symbol_cache_entry *,
3773 bfd_print_symbol_type));
3774 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3775 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3776 struct symbol_cache_entry *,
3778 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3779 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3781 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3782 boolean (*_bfd_find_nearest_line)
3783 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3784 const char **, const char **, unsigned int *));
3785 /* Back-door to allow format-aware applications to create debug symbols
3786 while using BFD for everything else. Currently used by the assembler
3787 when creating COFF files. */
3788 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3789 unsigned long size));
3790 #define bfd_read_minisymbols(b, d, m, s) \
3791 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3792 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3794 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3795 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3796 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3799 /* Routines for relocs. */
3800 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3801 CONCAT2 (NAME,_get_reloc_upper_bound), \
3802 CONCAT2 (NAME,_canonicalize_reloc), \
3803 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3804 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3805 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3806 struct symbol_cache_entry **));
3807 /* See documentation on reloc types. */
3809 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3811 /* Routines used when writing an object file. */
3812 #define BFD_JUMP_TABLE_WRITE(NAME) \
3813 CONCAT2 (NAME,_set_arch_mach), \
3814 CONCAT2 (NAME,_set_section_contents)
3815 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3817 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3818 file_ptr, bfd_size_type));
3820 /* Routines used by the linker. */
3821 #define BFD_JUMP_TABLE_LINK(NAME) \
3822 CONCAT2 (NAME,_sizeof_headers), \
3823 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3824 CONCAT2 (NAME,_bfd_relax_section), \
3825 CONCAT2 (NAME,_bfd_link_hash_table_create), \
3826 CONCAT2 (NAME,_bfd_link_add_symbols), \
3827 CONCAT2 (NAME,_bfd_final_link), \
3828 CONCAT2 (NAME,_bfd_link_split_section), \
3829 CONCAT2 (NAME,_bfd_gc_sections), \
3830 CONCAT2 (NAME,_bfd_merge_sections)
3831 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3832 bfd_byte *(*_bfd_get_relocated_section_contents)
3833 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3834 bfd_byte *, boolean, struct symbol_cache_entry **));
3836 boolean (*_bfd_relax_section)
3837 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
3839 /* Create a hash table for the linker. Different backends store
3840 different information in this table. */
3841 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3843 /* Add symbols from this object file into the hash table. */
3844 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
3846 /* Do a link based on the link_order structures attached to each
3847 section of the BFD. */
3848 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
3850 /* Should this section be split up into smaller pieces during linking. */
3851 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
3853 /* Remove sections that are not referenced from the output. */
3854 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
3856 /* Attempt to merge SEC_MERGE sections. */
3857 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
3859 /* Routines to handle dynamic symbols and relocs. */
3860 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3861 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3862 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3863 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3864 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
3865 /* Get the amount of memory required to hold the dynamic symbols. */
3866 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
3867 /* Read in the dynamic symbols. */
3868 long (*_bfd_canonicalize_dynamic_symtab)
3869 PARAMS ((bfd *, struct symbol_cache_entry **));
3870 /* Get the amount of memory required to hold the dynamic relocs. */
3871 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
3872 /* Read in the dynamic relocs. */
3873 long (*_bfd_canonicalize_dynamic_reloc)
3874 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
3876 /* Opposite endian version of this target. */
3877 const struct bfd_target * alternative_target;
3879 /* Data for use by back-end routines, which isn't
3880 generic enough to belong in this structure. */
3886 bfd_set_default_target PARAMS ((const char *name));
3889 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
3892 bfd_target_list PARAMS ((void));
3895 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
3898 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3901 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3904 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3907 bfd_format_string PARAMS ((bfd_format format));