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_lma(bfd, ptr) ((ptr)->lma + 0)
344 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
345 #define bfd_section_name(bfd, ptr) ((ptr)->name)
346 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
347 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
348 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
349 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
350 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
351 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
353 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
355 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = (boolean)true), true)
356 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
357 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
359 typedef struct stat stat_type;
361 typedef enum bfd_print_symbol
363 bfd_print_symbol_name,
364 bfd_print_symbol_more,
366 } bfd_print_symbol_type;
368 /* Information about a symbol that nm needs. */
370 typedef struct _symbol_info
374 const char *name; /* Symbol name. */
375 unsigned char stab_type; /* Stab type. */
376 char stab_other; /* Stab other. */
377 short stab_desc; /* Stab desc. */
378 const char *stab_name; /* String for stab type. */
381 /* Get the name of a stabs type code. */
383 extern const char *bfd_get_stab_name PARAMS ((int));
385 /* Hash table routines. There is no way to free up a hash table. */
387 /* An element in the hash table. Most uses will actually use a larger
388 structure, and an instance of this will be the first field. */
390 struct bfd_hash_entry
392 /* Next entry for this hash code. */
393 struct bfd_hash_entry *next;
394 /* String being hashed. */
396 /* Hash code. This is the full hash code, not the index into the
403 struct bfd_hash_table
405 /* The hash array. */
406 struct bfd_hash_entry **table;
407 /* The number of slots in the hash table. */
409 /* A function used to create new elements in the hash table. The
410 first entry is itself a pointer to an element. When this
411 function is first invoked, this pointer will be NULL. However,
412 having the pointer permits a hierarchy of method functions to be
413 built each of which calls the function in the superclass. Thus
414 each function should be written to allocate a new block of memory
415 only if the argument is NULL. */
416 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
417 struct bfd_hash_table *,
419 /* An objalloc for this hash table. This is a struct objalloc *,
420 but we use PTR to avoid requiring the inclusion of objalloc.h. */
424 /* Initialize a hash table. */
425 extern boolean bfd_hash_table_init
426 PARAMS ((struct bfd_hash_table *,
427 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
428 struct bfd_hash_table *,
431 /* Initialize a hash table specifying a size. */
432 extern boolean bfd_hash_table_init_n
433 PARAMS ((struct bfd_hash_table *,
434 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
435 struct bfd_hash_table *,
439 /* Free up a hash table. */
440 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
442 /* Look up a string in a hash table. If CREATE is true, a new entry
443 will be created for this string if one does not already exist. The
444 COPY argument must be true if this routine should copy the string
445 into newly allocated memory when adding an entry. */
446 extern struct bfd_hash_entry *bfd_hash_lookup
447 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
450 /* Replace an entry in a hash table. */
451 extern void bfd_hash_replace
452 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
453 struct bfd_hash_entry *nw));
455 /* Base method for creating a hash table entry. */
456 extern struct bfd_hash_entry *bfd_hash_newfunc
457 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
460 /* Grab some space for a hash table entry. */
461 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
464 /* Traverse a hash table in a random order, calling a function on each
465 element. If the function returns false, the traversal stops. The
466 INFO argument is passed to the function. */
467 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
468 boolean (*) (struct bfd_hash_entry *,
472 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
474 /* User program access to BFD facilities. */
476 /* Direct I/O routines, for programs which know more about the object
477 file than BFD does. Use higher level routines if possible. */
479 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
480 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
481 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
482 extern ufile_ptr bfd_tell PARAMS ((bfd *));
483 extern int bfd_flush PARAMS ((bfd *));
484 extern int bfd_stat PARAMS ((bfd *, struct stat *));
486 /* Deprecated old routines. */
488 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
489 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
490 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
491 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
492 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
493 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
495 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
496 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
497 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
498 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
499 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
500 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
502 extern void warn_deprecated
503 PARAMS ((const char *, const char *, int, const char *));
505 /* Cast from const char * to char * so that caller can assign to
506 a char * without a warning. */
507 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
508 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
509 #define bfd_get_format(abfd) ((abfd)->format)
510 #define bfd_get_target(abfd) ((abfd)->xvec->name)
511 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
512 #define bfd_family_coff(abfd) \
513 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
514 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
515 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
516 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
517 #define bfd_header_big_endian(abfd) \
518 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
519 #define bfd_header_little_endian(abfd) \
520 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
521 #define bfd_get_file_flags(abfd) ((abfd)->flags)
522 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
523 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
524 #define bfd_my_archive(abfd) ((abfd)->my_archive)
525 #define bfd_has_map(abfd) ((abfd)->has_armap)
527 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
528 #define bfd_usrdata(abfd) ((abfd)->usrdata)
530 #define bfd_get_start_address(abfd) ((abfd)->start_address)
531 #define bfd_get_symcount(abfd) ((abfd)->symcount)
532 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
533 #define bfd_count_sections(abfd) ((abfd)->section_count)
535 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
537 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
539 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
540 /* NB: This declaration should match the autogenerated one in libbfd.h. */
542 extern boolean bfd_record_phdr
543 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
544 boolean, boolean, unsigned int, struct sec **));
546 /* Byte swapping routines. */
548 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
549 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
550 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
551 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
552 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
553 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
554 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
555 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
556 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
557 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
558 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
559 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
560 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
561 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
562 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
563 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
564 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
565 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
567 /* Byte swapping routines which take size and endiannes as arguments. */
569 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
570 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
572 /* Externally visible ECOFF routines. */
574 #if defined(__STDC__) || defined(ALMOST_STDC)
575 struct ecoff_debug_info;
576 struct ecoff_debug_swap;
578 struct symbol_cache_entry;
579 struct bfd_link_info;
580 struct bfd_link_hash_entry;
581 struct bfd_elf_version_tree;
583 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
584 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
585 extern boolean bfd_ecoff_set_regmasks
586 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
587 unsigned long *cprmask));
588 extern PTR bfd_ecoff_debug_init
589 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
590 const struct ecoff_debug_swap *output_swap,
591 struct bfd_link_info *));
592 extern void bfd_ecoff_debug_free
593 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
594 const struct ecoff_debug_swap *output_swap,
595 struct bfd_link_info *));
596 extern boolean bfd_ecoff_debug_accumulate
597 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
598 const struct ecoff_debug_swap *output_swap,
599 bfd *input_bfd, struct ecoff_debug_info *input_debug,
600 const struct ecoff_debug_swap *input_swap,
601 struct bfd_link_info *));
602 extern boolean bfd_ecoff_debug_accumulate_other
603 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
604 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
605 struct bfd_link_info *));
606 extern boolean bfd_ecoff_debug_externals
607 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
608 const struct ecoff_debug_swap *swap,
609 boolean relocateable,
610 boolean (*get_extr) (struct symbol_cache_entry *,
611 struct ecoff_extr *),
612 void (*set_index) (struct symbol_cache_entry *,
614 extern boolean bfd_ecoff_debug_one_external
615 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
616 const struct ecoff_debug_swap *swap,
617 const char *name, struct ecoff_extr *esym));
618 extern bfd_size_type bfd_ecoff_debug_size
619 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
620 const struct ecoff_debug_swap *swap));
621 extern boolean bfd_ecoff_write_debug
622 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
623 const struct ecoff_debug_swap *swap, file_ptr where));
624 extern boolean bfd_ecoff_write_accumulated_debug
625 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
626 const struct ecoff_debug_swap *swap,
627 struct bfd_link_info *info, file_ptr where));
628 extern boolean bfd_mips_ecoff_create_embedded_relocs
629 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
632 /* Externally visible ELF routines. */
634 struct bfd_link_needed_list
636 struct bfd_link_needed_list *next;
641 extern boolean bfd_elf32_record_link_assignment
642 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
643 extern boolean bfd_elf64_record_link_assignment
644 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
645 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
646 PARAMS ((bfd *, struct bfd_link_info *));
647 extern boolean bfd_elf_get_bfd_needed_list
648 PARAMS ((bfd *, struct bfd_link_needed_list **));
649 extern boolean bfd_elf32_size_dynamic_sections
650 PARAMS ((bfd *, const char *, const char *, const char *,
651 const char * const *, struct bfd_link_info *, struct sec **,
652 struct bfd_elf_version_tree *));
653 extern boolean bfd_elf64_size_dynamic_sections
654 PARAMS ((bfd *, const char *, const char *, const char *,
655 const char * const *, struct bfd_link_info *, struct sec **,
656 struct bfd_elf_version_tree *));
657 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
658 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
659 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
660 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
661 PARAMS ((bfd *, struct bfd_link_info *));
662 extern boolean bfd_elf32_discard_info
663 PARAMS ((bfd *, struct bfd_link_info *));
664 extern boolean bfd_elf64_discard_info
665 PARAMS ((bfd *, struct bfd_link_info *));
666 extern void bfd_elf_discard_group
667 PARAMS ((bfd *, struct sec *));
669 /* Return an upper bound on the number of bytes required to store a
670 copy of ABFD's program header table entries. Return -1 if an error
671 occurs; bfd_get_error will return an appropriate code. */
672 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
674 /* Copy ABFD's program header table entries to *PHDRS. The entries
675 will be stored as an array of Elf_Internal_Phdr structures, as
676 defined in include/elf/internal.h. To find out how large the
677 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
679 Return the number of program header table entries read, or -1 if an
680 error occurs; bfd_get_error will return an appropriate code. */
681 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
683 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
684 extern int bfd_get_arch_size PARAMS ((bfd *));
686 /* Return true if address "naturally" sign extends, or -1 if not elf. */
687 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
689 extern boolean bfd_m68k_elf32_create_embedded_relocs
690 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
692 extern boolean bfd_mips_elf32_create_embedded_relocs
693 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
696 /* SunOS shared library support routines for the linker. */
698 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
699 PARAMS ((bfd *, struct bfd_link_info *));
700 extern boolean bfd_sunos_record_link_assignment
701 PARAMS ((bfd *, struct bfd_link_info *, const char *));
702 extern boolean bfd_sunos_size_dynamic_sections
703 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
706 /* Linux shared library support routines for the linker. */
708 extern boolean bfd_i386linux_size_dynamic_sections
709 PARAMS ((bfd *, struct bfd_link_info *));
710 extern boolean bfd_m68klinux_size_dynamic_sections
711 PARAMS ((bfd *, struct bfd_link_info *));
712 extern boolean bfd_sparclinux_size_dynamic_sections
713 PARAMS ((bfd *, struct bfd_link_info *));
717 struct _bfd_window_internal;
718 typedef struct _bfd_window_internal bfd_window_internal;
720 typedef struct _bfd_window
722 /* What the user asked for. */
725 /* The actual window used by BFD. Small user-requested read-only
726 regions sharing a page may share a single window into the object
727 file. Read-write versions shouldn't until I've fixed things to
728 keep track of which portions have been claimed by the
729 application; don't want to give the same region back when the
730 application wants two writable copies! */
731 struct _bfd_window_internal *i;
735 extern void bfd_init_window PARAMS ((bfd_window *));
736 extern void bfd_free_window PARAMS ((bfd_window *));
737 extern boolean bfd_get_file_window
738 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
740 /* XCOFF support routines for the linker. */
742 extern boolean bfd_xcoff_link_record_set
743 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
745 extern boolean bfd_xcoff_import_symbol
746 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
747 bfd_vma, const char *, const char *, const char *, unsigned int));
748 extern boolean bfd_xcoff_export_symbol
749 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
750 extern boolean bfd_xcoff_link_count_reloc
751 PARAMS ((bfd *, struct bfd_link_info *, const char *));
752 extern boolean bfd_xcoff_record_link_assignment
753 PARAMS ((bfd *, struct bfd_link_info *, const char *));
754 extern boolean bfd_xcoff_size_dynamic_sections
755 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
756 unsigned long, unsigned long, unsigned long, boolean,
757 int, boolean, boolean, struct sec **, boolean));
758 extern boolean bfd_xcoff_link_generate_rtinit
759 PARAMS ((bfd *, const char *, const char *, boolean));
761 /* XCOFF support routines for ar. */
762 extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((bfd *, char *));
764 /* Externally visible COFF routines. */
766 #if defined(__STDC__) || defined(ALMOST_STDC)
767 struct internal_syment;
768 union internal_auxent;
771 extern boolean bfd_coff_get_syment
772 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
774 extern boolean bfd_coff_get_auxent
775 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
777 extern boolean bfd_coff_set_symbol_class
778 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
780 extern boolean bfd_m68k_coff_create_embedded_relocs
781 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
784 /* ARM Interworking support. Called from linker. */
785 extern boolean bfd_arm_allocate_interworking_sections
786 PARAMS ((struct bfd_link_info *));
788 extern boolean bfd_arm_process_before_allocation
789 PARAMS ((bfd *, struct bfd_link_info *, int));
791 extern boolean bfd_arm_get_bfd_for_interworking
792 PARAMS ((bfd *, struct bfd_link_info *));
794 /* PE ARM Interworking support. Called from linker. */
795 extern boolean bfd_arm_pe_allocate_interworking_sections
796 PARAMS ((struct bfd_link_info *));
798 extern boolean bfd_arm_pe_process_before_allocation
799 PARAMS ((bfd *, struct bfd_link_info *, int));
801 extern boolean bfd_arm_pe_get_bfd_for_interworking
802 PARAMS ((bfd *, struct bfd_link_info *));
804 /* ELF ARM Interworking support. Called from linker. */
805 extern boolean bfd_elf32_arm_allocate_interworking_sections
806 PARAMS ((struct bfd_link_info *));
808 extern boolean bfd_elf32_arm_process_before_allocation
809 PARAMS ((bfd *, struct bfd_link_info *, int));
811 extern boolean bfd_elf32_arm_get_bfd_for_interworking
812 PARAMS ((bfd *, struct bfd_link_info *));
814 extern boolean bfd_elf32_arm_add_glue_sections_to_bfd
815 PARAMS ((bfd *, struct bfd_link_info *));
817 /* TI COFF load page support. */
818 extern void bfd_ticoff_set_section_load_page
819 PARAMS ((struct sec *, int));
821 extern int bfd_ticoff_get_section_load_page
822 PARAMS ((struct sec *));
824 /* And more from the source. */
826 bfd_init PARAMS ((void));
829 bfd_openr PARAMS ((const char *filename, const char *target));
832 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
835 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
838 bfd_openw PARAMS ((const char *filename, const char *target));
841 bfd_close PARAMS ((bfd *abfd));
844 bfd_close_all_done PARAMS ((bfd *));
847 bfd_create PARAMS ((const char *filename, bfd *templ));
850 bfd_make_writable PARAMS ((bfd *abfd));
853 bfd_make_readable PARAMS ((bfd *abfd));
856 /* Byte swapping macros for user section data. */
858 #define bfd_put_8(abfd, val, ptr) \
859 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
860 #define bfd_put_signed_8 \
862 #define bfd_get_8(abfd, ptr) \
863 (*(unsigned char *) (ptr) & 0xff)
864 #define bfd_get_signed_8(abfd, ptr) \
865 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
867 #define bfd_put_16(abfd, val, ptr) \
868 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
869 #define bfd_put_signed_16 \
871 #define bfd_get_16(abfd, ptr) \
872 BFD_SEND(abfd, bfd_getx16, (ptr))
873 #define bfd_get_signed_16(abfd, ptr) \
874 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
876 #define bfd_put_32(abfd, val, ptr) \
877 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
878 #define bfd_put_signed_32 \
880 #define bfd_get_32(abfd, ptr) \
881 BFD_SEND(abfd, bfd_getx32, (ptr))
882 #define bfd_get_signed_32(abfd, ptr) \
883 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
885 #define bfd_put_64(abfd, val, ptr) \
886 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
887 #define bfd_put_signed_64 \
889 #define bfd_get_64(abfd, ptr) \
890 BFD_SEND(abfd, bfd_getx64, (ptr))
891 #define bfd_get_signed_64(abfd, ptr) \
892 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
894 #define bfd_get(bits, abfd, ptr) \
895 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
896 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
897 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
898 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
899 : (abort (), (bfd_vma) - 1))
901 #define bfd_put(bits, abfd, val, ptr) \
902 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
903 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
904 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
905 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
906 : (abort (), (void) 0))
909 /* Byte swapping macros for file header data. */
911 #define bfd_h_put_8(abfd, val, ptr) \
912 bfd_put_8 (abfd, val, ptr)
913 #define bfd_h_put_signed_8(abfd, val, ptr) \
914 bfd_put_8 (abfd, val, ptr)
915 #define bfd_h_get_8(abfd, ptr) \
916 bfd_get_8 (abfd, ptr)
917 #define bfd_h_get_signed_8(abfd, ptr) \
918 bfd_get_signed_8 (abfd, ptr)
920 #define bfd_h_put_16(abfd, val, ptr) \
921 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
922 #define bfd_h_put_signed_16 \
924 #define bfd_h_get_16(abfd, ptr) \
925 BFD_SEND (abfd, bfd_h_getx16, (ptr))
926 #define bfd_h_get_signed_16(abfd, ptr) \
927 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
929 #define bfd_h_put_32(abfd, val, ptr) \
930 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
931 #define bfd_h_put_signed_32 \
933 #define bfd_h_get_32(abfd, ptr) \
934 BFD_SEND (abfd, bfd_h_getx32, (ptr))
935 #define bfd_h_get_signed_32(abfd, ptr) \
936 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
938 #define bfd_h_put_64(abfd, val, ptr) \
939 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
940 #define bfd_h_put_signed_64 \
942 #define bfd_h_get_64(abfd, ptr) \
943 BFD_SEND (abfd, bfd_h_getx64, (ptr))
944 #define bfd_h_get_signed_64(abfd, ptr) \
945 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
947 /* Refinements on the above, which should eventually go away. Save
948 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
950 #define H_PUT_64(abfd, val, where) \
951 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
953 #define H_PUT_32(abfd, val, where) \
954 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
956 #define H_PUT_16(abfd, val, where) \
957 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
959 #define H_PUT_8 bfd_h_put_8
961 #define H_PUT_S64(abfd, val, where) \
962 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
964 #define H_PUT_S32(abfd, val, where) \
965 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
967 #define H_PUT_S16(abfd, val, where) \
968 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
970 #define H_PUT_S8 bfd_h_put_signed_8
972 #define H_GET_64(abfd, where) \
973 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
975 #define H_GET_32(abfd, where) \
976 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
978 #define H_GET_16(abfd, where) \
979 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
981 #define H_GET_8 bfd_h_get_8
983 #define H_GET_S64(abfd, where) \
984 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
986 #define H_GET_S32(abfd, where) \
987 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
989 #define H_GET_S16(abfd, where) \
990 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
992 #define H_GET_S8 bfd_h_get_signed_8
995 /* This structure is used for a comdat section, as in PE. A comdat
996 section is associated with a particular symbol. When the linker
997 sees a comdat section, it keeps only one of the sections with a
998 given name and associated with a given symbol. */
1000 struct bfd_comdat_info
1002 /* The name of the symbol associated with a comdat section. */
1005 /* The local symbol table index of the symbol associated with a
1006 comdat section. This is only meaningful to the object file format
1007 specific code; it is not an index into the list returned by
1008 bfd_canonicalize_symtab. */
1014 /* The name of the section; the name isn't a copy, the pointer is
1015 the same as that passed to bfd_make_section. */
1018 /* A unique sequence number. */
1021 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1024 /* The next section in the list belonging to the BFD, or NULL. */
1027 /* The field flags contains attributes of the section. Some
1028 flags are read in from the object file, and some are
1029 synthesized from other information. */
1032 #define SEC_NO_FLAGS 0x000
1034 /* Tells the OS to allocate space for this section when loading.
1035 This is clear for a section containing debug information only. */
1036 #define SEC_ALLOC 0x001
1038 /* Tells the OS to load the section from the file when loading.
1039 This is clear for a .bss section. */
1040 #define SEC_LOAD 0x002
1042 /* The section contains data still to be relocated, so there is
1043 some relocation information too. */
1044 #define SEC_RELOC 0x004
1046 /* ELF reserves 4 processor specific bits and 8 operating system
1047 specific bits in sh_flags; at present we can get away with just
1048 one in communicating between the assembler and BFD, but this
1049 isn't a good long-term solution. */
1050 #define SEC_ARCH_BIT_0 0x008
1052 /* A signal to the OS that the section contains read only data. */
1053 #define SEC_READONLY 0x010
1055 /* The section contains code only. */
1056 #define SEC_CODE 0x020
1058 /* The section contains data only. */
1059 #define SEC_DATA 0x040
1061 /* The section will reside in ROM. */
1062 #define SEC_ROM 0x080
1064 /* The section contains constructor information. This section
1065 type is used by the linker to create lists of constructors and
1066 destructors used by <<g++>>. When a back end sees a symbol
1067 which should be used in a constructor list, it creates a new
1068 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1069 the symbol to it, and builds a relocation. To build the lists
1070 of constructors, all the linker has to do is catenate all the
1071 sections called <<__CTOR_LIST__>> and relocate the data
1072 contained within - exactly the operations it would peform on
1074 #define SEC_CONSTRUCTOR 0x100
1076 /* The section has contents - a data section could be
1077 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1078 <<SEC_HAS_CONTENTS>> */
1079 #define SEC_HAS_CONTENTS 0x200
1081 /* An instruction to the linker to not output the section
1082 even if it has information which would normally be written. */
1083 #define SEC_NEVER_LOAD 0x400
1085 /* The section is a COFF shared library section. This flag is
1086 only for the linker. If this type of section appears in
1087 the input file, the linker must copy it to the output file
1088 without changing the vma or size. FIXME: Although this
1089 was originally intended to be general, it really is COFF
1090 specific (and the flag was renamed to indicate this). It
1091 might be cleaner to have some more general mechanism to
1092 allow the back end to control what the linker does with
1094 #define SEC_COFF_SHARED_LIBRARY 0x800
1096 /* The section contains thread local data. */
1097 #define SEC_THREAD_LOCAL 0x1000
1099 /* The section has GOT references. This flag is only for the
1100 linker, and is currently only used by the elf32-hppa back end.
1101 It will be set if global offset table references were detected
1102 in this section, which indicate to the linker that the section
1103 contains PIC code, and must be handled specially when doing a
1105 #define SEC_HAS_GOT_REF 0x4000
1107 /* The section contains common symbols (symbols may be defined
1108 multiple times, the value of a symbol is the amount of
1109 space it requires, and the largest symbol value is the one
1110 used). Most targets have exactly one of these (which we
1111 translate to bfd_com_section_ptr), but ECOFF has two. */
1112 #define SEC_IS_COMMON 0x8000
1114 /* The section contains only debugging information. For
1115 example, this is set for ELF .debug and .stab sections.
1116 strip tests this flag to see if a section can be
1118 #define SEC_DEBUGGING 0x10000
1120 /* The contents of this section are held in memory pointed to
1121 by the contents field. This is checked by bfd_get_section_contents,
1122 and the data is retrieved from memory if appropriate. */
1123 #define SEC_IN_MEMORY 0x20000
1125 /* The contents of this section are to be excluded by the
1126 linker for executable and shared objects unless those
1127 objects are to be further relocated. */
1128 #define SEC_EXCLUDE 0x40000
1130 /* The contents of this section are to be sorted based on the sum of
1131 the symbol and addend values specified by the associated relocation
1132 entries. Entries without associated relocation entries will be
1133 appended to the end of the section in an unspecified order. */
1134 #define SEC_SORT_ENTRIES 0x80000
1136 /* When linking, duplicate sections of the same name should be
1137 discarded, rather than being combined into a single section as
1138 is usually done. This is similar to how common symbols are
1139 handled. See SEC_LINK_DUPLICATES below. */
1140 #define SEC_LINK_ONCE 0x100000
1142 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1143 should handle duplicate sections. */
1144 #define SEC_LINK_DUPLICATES 0x600000
1146 /* This value for SEC_LINK_DUPLICATES means that duplicate
1147 sections with the same name should simply be discarded. */
1148 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1150 /* This value for SEC_LINK_DUPLICATES means that the linker
1151 should warn if there are any duplicate sections, although
1152 it should still only link one copy. */
1153 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1155 /* This value for SEC_LINK_DUPLICATES means that the linker
1156 should warn if any duplicate sections are a different size. */
1157 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1159 /* This value for SEC_LINK_DUPLICATES means that the linker
1160 should warn if any duplicate sections contain different
1162 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1164 /* This section was created by the linker as part of dynamic
1165 relocation or other arcane processing. It is skipped when
1166 going through the first-pass output, trusting that someone
1167 else up the line will take care of it later. */
1168 #define SEC_LINKER_CREATED 0x800000
1170 /* This section should not be subject to garbage collection. */
1171 #define SEC_KEEP 0x1000000
1173 /* This section contains "short" data, and should be placed
1175 #define SEC_SMALL_DATA 0x2000000
1177 /* This section contains data which may be shared with other
1178 executables or shared objects. */
1179 #define SEC_SHARED 0x4000000
1181 /* When a section with this flag is being linked, then if the size of
1182 the input section is less than a page, it should not cross a page
1183 boundary. If the size of the input section is one page or more, it
1184 should be aligned on a page boundary. */
1185 #define SEC_BLOCK 0x8000000
1187 /* Conditionally link this section; do not link if there are no
1188 references found to any symbol in the section. */
1189 #define SEC_CLINK 0x10000000
1191 /* Attempt to merge identical entities in the section.
1192 Entity size is given in the entsize field. */
1193 #define SEC_MERGE 0x20000000
1195 /* If given with SEC_MERGE, entities to merge are zero terminated
1196 strings where entsize specifies character size instead of fixed
1198 #define SEC_STRINGS 0x40000000
1200 /* This section contains data about section groups. */
1201 #define SEC_GROUP 0x80000000
1203 /* End of section flags. */
1205 /* Some internal packed boolean fields. */
1207 /* See the vma field. */
1208 unsigned int user_set_vma : 1;
1210 /* Whether relocations have been processed. */
1211 unsigned int reloc_done : 1;
1213 /* A mark flag used by some of the linker backends. */
1214 unsigned int linker_mark : 1;
1216 /* Another mark flag used by some of the linker backends. Set for
1217 output sections that have an input section. */
1218 unsigned int linker_has_input : 1;
1220 /* A mark flag used by some linker backends for garbage collection. */
1221 unsigned int gc_mark : 1;
1223 /* Used by the ELF code to mark sections which have been allocated
1225 unsigned int segment_mark : 1;
1227 /* End of internal packed boolean fields. */
1229 /* The virtual memory address of the section - where it will be
1230 at run time. The symbols are relocated against this. The
1231 user_set_vma flag is maintained by bfd; if it's not set, the
1232 backend can assign addresses (for example, in <<a.out>>, where
1233 the default address for <<.data>> is dependent on the specific
1234 target and various flags). */
1237 /* The load address of the section - where it would be in a
1238 rom image; really only used for writing section header
1242 /* The size of the section in octets, as it will be output.
1243 Contains a value even if the section has no contents (e.g., the
1244 size of <<.bss>>). This will be filled in after relocation. */
1245 bfd_size_type _cooked_size;
1247 /* The original size on disk of the section, in octets. Normally this
1248 value is the same as the size, but if some relaxing has
1249 been done, then this value will be bigger. */
1250 bfd_size_type _raw_size;
1252 /* If this section is going to be output, then this value is the
1253 offset in *bytes* into the output section of the first byte in the
1254 input section (byte ==> smallest addressable unit on the
1255 target). In most cases, if this was going to start at the
1256 100th octet (8-bit quantity) in the output section, this value
1257 would be 100. However, if the target byte size is 16 bits
1258 (bfd_octets_per_byte is "2"), this value would be 50. */
1259 bfd_vma output_offset;
1261 /* The output section through which to map on output. */
1262 struct sec *output_section;
1264 /* The alignment requirement of the section, as an exponent of 2 -
1265 e.g., 3 aligns to 2^3 (or 8). */
1266 unsigned int alignment_power;
1268 /* If an input section, a pointer to a vector of relocation
1269 records for the data in this section. */
1270 struct reloc_cache_entry *relocation;
1272 /* If an output section, a pointer to a vector of pointers to
1273 relocation records for the data in this section. */
1274 struct reloc_cache_entry **orelocation;
1276 /* The number of relocation records in one of the above. */
1277 unsigned reloc_count;
1279 /* Information below is back end specific - and not always used
1282 /* File position of section data. */
1285 /* File position of relocation info. */
1286 file_ptr rel_filepos;
1288 /* File position of line data. */
1289 file_ptr line_filepos;
1291 /* Pointer to data for applications. */
1294 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1296 unsigned char *contents;
1298 /* Attached line number information. */
1301 /* Number of line number records. */
1302 unsigned int lineno_count;
1304 /* Entity size for merging purposes. */
1305 unsigned int entsize;
1307 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1308 struct bfd_comdat_info *comdat;
1310 /* When a section is being output, this value changes as more
1311 linenumbers are written out. */
1312 file_ptr moving_line_filepos;
1314 /* What the section number is in the target world. */
1319 /* If this is a constructor section then here is a list of the
1320 relocations created to relocate items within it. */
1321 struct relent_chain *constructor_chain;
1323 /* The BFD which owns the section. */
1326 /* A symbol which points at this section only. */
1327 struct symbol_cache_entry *symbol;
1328 struct symbol_cache_entry **symbol_ptr_ptr;
1330 struct bfd_link_order *link_order_head;
1331 struct bfd_link_order *link_order_tail;
1334 /* These sections are global, and are managed by BFD. The application
1335 and target back end are not permitted to change the values in
1336 these sections. New code should use the section_ptr macros rather
1337 than referring directly to the const sections. The const sections
1338 may eventually vanish. */
1339 #define BFD_ABS_SECTION_NAME "*ABS*"
1340 #define BFD_UND_SECTION_NAME "*UND*"
1341 #define BFD_COM_SECTION_NAME "*COM*"
1342 #define BFD_IND_SECTION_NAME "*IND*"
1344 /* The absolute section. */
1345 extern const asection bfd_abs_section;
1346 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1347 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1348 /* Pointer to the undefined section. */
1349 extern const asection bfd_und_section;
1350 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1351 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1352 /* Pointer to the common section. */
1353 extern const asection bfd_com_section;
1354 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1355 /* Pointer to the indirect section. */
1356 extern const asection bfd_ind_section;
1357 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1358 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1360 #define bfd_is_const_section(SEC) \
1361 ( ((SEC) == bfd_abs_section_ptr) \
1362 || ((SEC) == bfd_und_section_ptr) \
1363 || ((SEC) == bfd_com_section_ptr) \
1364 || ((SEC) == bfd_ind_section_ptr))
1366 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1367 extern const struct symbol_cache_entry * const bfd_com_symbol;
1368 extern const struct symbol_cache_entry * const bfd_und_symbol;
1369 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1370 #define bfd_get_section_size_before_reloc(section) \
1371 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1372 : (section)->_raw_size)
1373 #define bfd_get_section_size_after_reloc(section) \
1374 ((section)->reloc_done ? (section)->_cooked_size \
1375 : (abort (), (bfd_size_type) 1))
1377 /* Macros to handle insertion and deletion of a bfd's sections. These
1378 only handle the list pointers, ie. do not adjust section_count,
1379 target_index etc. */
1380 #define bfd_section_list_remove(ABFD, PS) \
1383 asection **_ps = PS; \
1384 asection *_s = *_ps; \
1386 if (_s->next == NULL) \
1387 (ABFD)->section_tail = _ps; \
1390 #define bfd_section_list_insert(ABFD, PS, S) \
1393 asection **_ps = PS; \
1397 if (_s->next == NULL) \
1398 (ABFD)->section_tail = &_s->next; \
1403 bfd_section_list_clear PARAMS ((bfd *));
1406 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1409 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1410 const char *templat,
1414 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1417 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1420 bfd_make_section PARAMS ((bfd *, const char *name));
1423 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1426 bfd_map_over_sections PARAMS ((bfd *abfd,
1427 void (*func) (bfd *abfd,
1433 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1436 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1437 PTR data, file_ptr offset,
1438 bfd_size_type count));
1441 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1442 PTR location, file_ptr offset,
1443 bfd_size_type count));
1446 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1447 bfd *obfd, asection *osec));
1449 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1450 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1451 (ibfd, isection, obfd, osection))
1453 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1456 bfd_discard_group PARAMS ((bfd *abfd, asection *group));
1458 enum bfd_architecture
1460 bfd_arch_unknown, /* File arch not known. */
1461 bfd_arch_obscure, /* Arch known, not one of these. */
1462 bfd_arch_m68k, /* Motorola 68xxx */
1463 #define bfd_mach_m68000 1
1464 #define bfd_mach_m68008 2
1465 #define bfd_mach_m68010 3
1466 #define bfd_mach_m68020 4
1467 #define bfd_mach_m68030 5
1468 #define bfd_mach_m68040 6
1469 #define bfd_mach_m68060 7
1470 #define bfd_mach_cpu32 8
1471 #define bfd_mach_mcf5200 9
1472 #define bfd_mach_mcf5206e 10
1473 #define bfd_mach_mcf5307 11
1474 #define bfd_mach_mcf5407 12
1475 bfd_arch_vax, /* DEC Vax */
1476 bfd_arch_i960, /* Intel 960 */
1477 /* The order of the following is important.
1478 lower number indicates a machine type that
1479 only accepts a subset of the instructions
1480 available to machines with higher numbers.
1481 The exception is the "ca", which is
1482 incompatible with all other machines except
1485 #define bfd_mach_i960_core 1
1486 #define bfd_mach_i960_ka_sa 2
1487 #define bfd_mach_i960_kb_sb 3
1488 #define bfd_mach_i960_mc 4
1489 #define bfd_mach_i960_xa 5
1490 #define bfd_mach_i960_ca 6
1491 #define bfd_mach_i960_jx 7
1492 #define bfd_mach_i960_hx 8
1494 bfd_arch_or32, /* OpenRISC 32 */
1496 bfd_arch_a29k, /* AMD 29000 */
1497 bfd_arch_sparc, /* SPARC */
1498 #define bfd_mach_sparc 1
1499 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1500 #define bfd_mach_sparc_sparclet 2
1501 #define bfd_mach_sparc_sparclite 3
1502 #define bfd_mach_sparc_v8plus 4
1503 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1504 #define bfd_mach_sparc_sparclite_le 6
1505 #define bfd_mach_sparc_v9 7
1506 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1507 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1508 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1509 /* Nonzero if MACH has the v9 instruction set. */
1510 #define bfd_mach_sparc_v9_p(mach) \
1511 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1512 && (mach) != bfd_mach_sparc_sparclite_le)
1513 bfd_arch_mips, /* MIPS Rxxxx */
1514 #define bfd_mach_mips3000 3000
1515 #define bfd_mach_mips3900 3900
1516 #define bfd_mach_mips4000 4000
1517 #define bfd_mach_mips4010 4010
1518 #define bfd_mach_mips4100 4100
1519 #define bfd_mach_mips4111 4111
1520 #define bfd_mach_mips4300 4300
1521 #define bfd_mach_mips4400 4400
1522 #define bfd_mach_mips4600 4600
1523 #define bfd_mach_mips4650 4650
1524 #define bfd_mach_mips5000 5000
1525 #define bfd_mach_mips6000 6000
1526 #define bfd_mach_mips8000 8000
1527 #define bfd_mach_mips10000 10000
1528 #define bfd_mach_mips12000 12000
1529 #define bfd_mach_mips16 16
1530 #define bfd_mach_mips5 5
1531 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1532 #define bfd_mach_mipsisa32 32
1533 #define bfd_mach_mipsisa64 64
1534 bfd_arch_i386, /* Intel 386 */
1535 #define bfd_mach_i386_i386 0
1536 #define bfd_mach_i386_i8086 1
1537 #define bfd_mach_i386_i386_intel_syntax 2
1538 #define bfd_mach_x86_64 3
1539 #define bfd_mach_x86_64_intel_syntax 4
1540 bfd_arch_we32k, /* AT&T WE32xxx */
1541 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1542 bfd_arch_i860, /* Intel 860 */
1543 bfd_arch_i370, /* IBM 360/370 Mainframes */
1544 bfd_arch_romp, /* IBM ROMP PC/RT */
1545 bfd_arch_alliant, /* Alliant */
1546 bfd_arch_convex, /* Convex */
1547 bfd_arch_m88k, /* Motorola 88xxx */
1548 bfd_arch_pyramid, /* Pyramid Technology */
1549 bfd_arch_h8300, /* Hitachi H8/300 */
1550 #define bfd_mach_h8300 1
1551 #define bfd_mach_h8300h 2
1552 #define bfd_mach_h8300s 3
1553 bfd_arch_pdp11, /* DEC PDP-11 */
1554 bfd_arch_powerpc, /* PowerPC */
1555 #define bfd_mach_ppc 0
1556 #define bfd_mach_ppc64 1
1557 #define bfd_mach_ppc_403 403
1558 #define bfd_mach_ppc_403gc 4030
1559 #define bfd_mach_ppc_505 505
1560 #define bfd_mach_ppc_601 601
1561 #define bfd_mach_ppc_602 602
1562 #define bfd_mach_ppc_603 603
1563 #define bfd_mach_ppc_ec603e 6031
1564 #define bfd_mach_ppc_604 604
1565 #define bfd_mach_ppc_620 620
1566 #define bfd_mach_ppc_630 630
1567 #define bfd_mach_ppc_750 750
1568 #define bfd_mach_ppc_860 860
1569 #define bfd_mach_ppc_a35 35
1570 #define bfd_mach_ppc_rs64ii 642
1571 #define bfd_mach_ppc_rs64iii 643
1572 #define bfd_mach_ppc_7400 7400
1573 bfd_arch_rs6000, /* IBM RS/6000 */
1574 #define bfd_mach_rs6k 0
1575 #define bfd_mach_rs6k_rs1 6001
1576 #define bfd_mach_rs6k_rsc 6003
1577 #define bfd_mach_rs6k_rs2 6002
1578 bfd_arch_hppa, /* HP PA RISC */
1579 bfd_arch_d10v, /* Mitsubishi D10V */
1580 #define bfd_mach_d10v 0
1581 #define bfd_mach_d10v_ts2 2
1582 #define bfd_mach_d10v_ts3 3
1583 bfd_arch_d30v, /* Mitsubishi D30V */
1584 bfd_arch_dlx, /* DLX */
1585 bfd_arch_m68hc11, /* Motorola 68HC11 */
1586 bfd_arch_m68hc12, /* Motorola 68HC12 */
1587 bfd_arch_z8k, /* Zilog Z8000 */
1588 #define bfd_mach_z8001 1
1589 #define bfd_mach_z8002 2
1590 bfd_arch_h8500, /* Hitachi H8/500 */
1591 bfd_arch_sh, /* Hitachi SH */
1592 #define bfd_mach_sh 0
1593 #define bfd_mach_sh2 0x20
1594 #define bfd_mach_sh_dsp 0x2d
1595 #define bfd_mach_sh3 0x30
1596 #define bfd_mach_sh3_dsp 0x3d
1597 #define bfd_mach_sh3e 0x3e
1598 #define bfd_mach_sh4 0x40
1599 #define bfd_mach_sh5 0x50
1600 bfd_arch_alpha, /* Dec Alpha */
1601 #define bfd_mach_alpha_ev4 0x10
1602 #define bfd_mach_alpha_ev5 0x20
1603 #define bfd_mach_alpha_ev6 0x30
1604 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1605 #define bfd_mach_arm_2 1
1606 #define bfd_mach_arm_2a 2
1607 #define bfd_mach_arm_3 3
1608 #define bfd_mach_arm_3M 4
1609 #define bfd_mach_arm_4 5
1610 #define bfd_mach_arm_4T 6
1611 #define bfd_mach_arm_5 7
1612 #define bfd_mach_arm_5T 8
1613 #define bfd_mach_arm_5TE 9
1614 #define bfd_mach_arm_XScale 10
1615 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1616 bfd_arch_w65, /* WDC 65816 */
1617 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1618 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1619 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1620 bfd_arch_v850, /* NEC V850 */
1621 #define bfd_mach_v850 0
1622 #define bfd_mach_v850e 'E'
1623 #define bfd_mach_v850ea 'A'
1624 bfd_arch_arc, /* ARC Cores */
1625 #define bfd_mach_arc_5 0
1626 #define bfd_mach_arc_6 1
1627 #define bfd_mach_arc_7 2
1628 #define bfd_mach_arc_8 3
1629 bfd_arch_m32r, /* Mitsubishi M32R/D */
1630 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1631 #define bfd_mach_m32rx 'x'
1632 bfd_arch_mn10200, /* Matsushita MN10200 */
1633 bfd_arch_mn10300, /* Matsushita MN10300 */
1634 #define bfd_mach_mn10300 300
1635 #define bfd_mach_am33 330
1637 #define bfd_mach_fr30 0x46523330
1639 bfd_arch_ia64, /* HP/Intel ia64 */
1640 #define bfd_mach_ia64_elf64 0
1641 #define bfd_mach_ia64_elf32 1
1643 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1644 #define bfd_mach_avr1 1
1645 #define bfd_mach_avr2 2
1646 #define bfd_mach_avr3 3
1647 #define bfd_mach_avr4 4
1648 #define bfd_mach_avr5 5
1649 bfd_arch_cris, /* Axis CRIS */
1650 bfd_arch_s390, /* IBM s390 */
1651 #define bfd_mach_s390_31 0
1652 #define bfd_mach_s390_64 1
1653 bfd_arch_openrisc, /* OpenRISC */
1654 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1656 #define bfd_mach_xstormy16 0
1660 typedef struct bfd_arch_info
1663 int bits_per_address;
1665 enum bfd_architecture arch;
1667 const char *arch_name;
1668 const char *printable_name;
1669 unsigned int section_align_power;
1670 /* True if this is the default machine for the architecture.
1671 The default arch should be the first entry for an arch so that
1672 all the entries for that arch can be accessed via <<next>>. */
1673 boolean the_default;
1674 const struct bfd_arch_info * (*compatible)
1675 PARAMS ((const struct bfd_arch_info *a,
1676 const struct bfd_arch_info *b));
1678 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1680 const struct bfd_arch_info *next;
1685 bfd_printable_name PARAMS ((bfd *abfd));
1687 const bfd_arch_info_type *
1688 bfd_scan_arch PARAMS ((const char *string));
1691 bfd_arch_list PARAMS ((void));
1693 const bfd_arch_info_type *
1694 bfd_arch_get_compatible PARAMS ((
1699 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1701 enum bfd_architecture
1702 bfd_get_arch PARAMS ((bfd *abfd));
1705 bfd_get_mach PARAMS ((bfd *abfd));
1708 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1711 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1713 const bfd_arch_info_type *
1714 bfd_get_arch_info PARAMS ((bfd *abfd));
1716 const bfd_arch_info_type *
1717 bfd_lookup_arch PARAMS ((enum bfd_architecture
1719 unsigned long machine));
1722 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1725 bfd_octets_per_byte PARAMS ((bfd *abfd));
1728 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1729 unsigned long machine));
1731 typedef enum bfd_reloc_status
1733 /* No errors detected. */
1736 /* The relocation was performed, but there was an overflow. */
1739 /* The address to relocate was not within the section supplied. */
1740 bfd_reloc_outofrange,
1742 /* Used by special functions. */
1745 /* Unsupported relocation size requested. */
1746 bfd_reloc_notsupported,
1751 /* The symbol to relocate against was undefined. */
1752 bfd_reloc_undefined,
1754 /* The relocation was performed, but may not be ok - presently
1755 generated only when linking i960 coff files with i960 b.out
1756 symbols. If this type is returned, the error_message argument
1757 to bfd_perform_relocation will be set. */
1760 bfd_reloc_status_type;
1763 typedef struct reloc_cache_entry
1765 /* A pointer into the canonical table of pointers. */
1766 struct symbol_cache_entry **sym_ptr_ptr;
1768 /* offset in section. */
1769 bfd_size_type address;
1771 /* addend for relocation value. */
1774 /* Pointer to how to perform the required relocation. */
1775 reloc_howto_type *howto;
1780 enum complain_overflow
1782 /* Do not complain on overflow. */
1783 complain_overflow_dont,
1785 /* Complain if the bitfield overflows, whether it is considered
1786 as signed or unsigned. */
1787 complain_overflow_bitfield,
1789 /* Complain if the value overflows when considered as signed
1791 complain_overflow_signed,
1793 /* Complain if the value overflows when considered as an
1795 complain_overflow_unsigned
1798 struct reloc_howto_struct
1800 /* The type field has mainly a documentary use - the back end can
1801 do what it wants with it, though normally the back end's
1802 external idea of what a reloc number is stored
1803 in this field. For example, a PC relative word relocation
1804 in a coff environment has the type 023 - because that's
1805 what the outside world calls a R_PCRWORD reloc. */
1808 /* The value the final relocation is shifted right by. This drops
1809 unwanted data from the relocation. */
1810 unsigned int rightshift;
1812 /* The size of the item to be relocated. This is *not* a
1813 power-of-two measure. To get the number of bytes operated
1814 on by a type of relocation, use bfd_get_reloc_size. */
1817 /* The number of bits in the item to be relocated. This is used
1818 when doing overflow checking. */
1819 unsigned int bitsize;
1821 /* Notes that the relocation is relative to the location in the
1822 data section of the addend. The relocation function will
1823 subtract from the relocation value the address of the location
1825 boolean pc_relative;
1827 /* The bit position of the reloc value in the destination.
1828 The relocated value is left shifted by this amount. */
1829 unsigned int bitpos;
1831 /* What type of overflow error should be checked for when
1833 enum complain_overflow complain_on_overflow;
1835 /* If this field is non null, then the supplied function is
1836 called rather than the normal function. This allows really
1837 strange relocation methods to be accomodated (e.g., i960 callj
1839 bfd_reloc_status_type (*special_function)
1840 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1843 /* The textual name of the relocation type. */
1846 /* Some formats record a relocation addend in the section contents
1847 rather than with the relocation. For ELF formats this is the
1848 distinction between USE_REL and USE_RELA (though the code checks
1849 for USE_REL == 1/0). The value of this field is TRUE if the
1850 addend is recorded with the section contents; when performing a
1851 partial link (ld -r) the section contents (the data) will be
1852 modified. The value of this field is FALSE if addends are
1853 recorded with the relocation (in arelent.addend); when performing
1854 a partial link the relocation will be modified.
1855 All relocations for all ELF USE_RELA targets should set this field
1856 to FALSE (values of TRUE should be looked on with suspicion).
1857 However, the converse is not true: not all relocations of all ELF
1858 USE_REL targets set this field to TRUE. Why this is so is peculiar
1859 to each particular target. For relocs that aren't used in partial
1860 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1861 boolean partial_inplace;
1863 /* The src_mask selects which parts of the read in data
1864 are to be used in the relocation sum. E.g., if this was an 8 bit
1865 byte of data which we read and relocated, this would be
1866 0x000000ff. When we have relocs which have an addend, such as
1867 sun4 extended relocs, the value in the offset part of a
1868 relocating field is garbage so we never use it. In this case
1869 the mask would be 0x00000000. */
1872 /* The dst_mask selects which parts of the instruction are replaced
1873 into the instruction. In most cases src_mask == dst_mask,
1874 except in the above special case, where dst_mask would be
1875 0x000000ff, and src_mask would be 0x00000000. */
1878 /* When some formats create PC relative instructions, they leave
1879 the value of the pc of the place being relocated in the offset
1880 slot of the instruction, so that a PC relative relocation can
1881 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1882 Some formats leave the displacement part of an instruction
1883 empty (e.g., m88k bcs); this flag signals the fact. */
1884 boolean pcrel_offset;
1887 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1888 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1889 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1890 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1891 NAME, false, 0, 0, IN)
1893 #define EMPTY_HOWTO(C) \
1894 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1895 NULL, false, 0, 0, false)
1897 #define HOWTO_PREPARE(relocation, symbol) \
1899 if (symbol != (asymbol *) NULL) \
1901 if (bfd_is_com_section (symbol->section)) \
1907 relocation = symbol->value; \
1913 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1915 typedef struct relent_chain
1918 struct relent_chain *next;
1922 bfd_reloc_status_type
1923 bfd_check_overflow PARAMS ((enum complain_overflow how,
1924 unsigned int bitsize,
1925 unsigned int rightshift,
1926 unsigned int addrsize,
1927 bfd_vma relocation));
1929 bfd_reloc_status_type
1930 bfd_perform_relocation PARAMS ((bfd *abfd,
1931 arelent *reloc_entry,
1933 asection *input_section,
1935 char **error_message));
1937 bfd_reloc_status_type
1938 bfd_install_relocation PARAMS ((bfd *abfd,
1939 arelent *reloc_entry,
1940 PTR data, bfd_vma data_start,
1941 asection *input_section,
1942 char **error_message));
1944 enum bfd_reloc_code_real {
1945 _dummy_first_bfd_reloc_code_real,
1948 /* Basic absolute relocations of N bits. */
1957 /* PC-relative relocations. Sometimes these are relative to the address
1958 of the relocation itself; sometimes they are relative to the start of
1959 the section containing the relocation. It depends on the specific target.
1961 The 24-bit relocation is used in some Intel 960 configurations. */
1970 BFD_RELOC_32_GOT_PCREL,
1971 BFD_RELOC_16_GOT_PCREL,
1972 BFD_RELOC_8_GOT_PCREL,
1973 BFD_RELOC_32_GOTOFF,
1974 BFD_RELOC_16_GOTOFF,
1975 BFD_RELOC_LO16_GOTOFF,
1976 BFD_RELOC_HI16_GOTOFF,
1977 BFD_RELOC_HI16_S_GOTOFF,
1979 BFD_RELOC_64_PLT_PCREL,
1980 BFD_RELOC_32_PLT_PCREL,
1981 BFD_RELOC_24_PLT_PCREL,
1982 BFD_RELOC_16_PLT_PCREL,
1983 BFD_RELOC_8_PLT_PCREL,
1984 BFD_RELOC_64_PLTOFF,
1985 BFD_RELOC_32_PLTOFF,
1986 BFD_RELOC_16_PLTOFF,
1987 BFD_RELOC_LO16_PLTOFF,
1988 BFD_RELOC_HI16_PLTOFF,
1989 BFD_RELOC_HI16_S_PLTOFF,
1992 /* Relocations used by 68K ELF. */
1993 BFD_RELOC_68K_GLOB_DAT,
1994 BFD_RELOC_68K_JMP_SLOT,
1995 BFD_RELOC_68K_RELATIVE,
1997 /* Linkage-table relative. */
1998 BFD_RELOC_32_BASEREL,
1999 BFD_RELOC_16_BASEREL,
2000 BFD_RELOC_LO16_BASEREL,
2001 BFD_RELOC_HI16_BASEREL,
2002 BFD_RELOC_HI16_S_BASEREL,
2003 BFD_RELOC_8_BASEREL,
2006 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2009 /* These PC-relative relocations are stored as word displacements --
2010 i.e., byte displacements shifted right two bits. The 30-bit word
2011 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2012 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2013 signed 16-bit displacement is used on the MIPS, and the 23-bit
2014 displacement is used on the Alpha. */
2015 BFD_RELOC_32_PCREL_S2,
2016 BFD_RELOC_16_PCREL_S2,
2017 BFD_RELOC_23_PCREL_S2,
2019 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2020 the target word. These are used on the SPARC. */
2024 /* For systems that allocate a Global Pointer register, these are
2025 displacements off that register. These relocation types are
2026 handled specially, because the value the register will have is
2027 decided relatively late. */
2031 /* Reloc types used for i960/b.out. */
2032 BFD_RELOC_I960_CALLJ,
2034 /* SPARC ELF relocations. There is probably some overlap with other
2035 relocation types already defined. */
2037 BFD_RELOC_SPARC_WDISP22,
2040 BFD_RELOC_SPARC_GOT10,
2041 BFD_RELOC_SPARC_GOT13,
2042 BFD_RELOC_SPARC_GOT22,
2043 BFD_RELOC_SPARC_PC10,
2044 BFD_RELOC_SPARC_PC22,
2045 BFD_RELOC_SPARC_WPLT30,
2046 BFD_RELOC_SPARC_COPY,
2047 BFD_RELOC_SPARC_GLOB_DAT,
2048 BFD_RELOC_SPARC_JMP_SLOT,
2049 BFD_RELOC_SPARC_RELATIVE,
2050 BFD_RELOC_SPARC_UA16,
2051 BFD_RELOC_SPARC_UA32,
2052 BFD_RELOC_SPARC_UA64,
2054 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2055 BFD_RELOC_SPARC_BASE13,
2056 BFD_RELOC_SPARC_BASE22,
2058 /* SPARC64 relocations */
2059 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2062 BFD_RELOC_SPARC_OLO10,
2063 BFD_RELOC_SPARC_HH22,
2064 BFD_RELOC_SPARC_HM10,
2065 BFD_RELOC_SPARC_LM22,
2066 BFD_RELOC_SPARC_PC_HH22,
2067 BFD_RELOC_SPARC_PC_HM10,
2068 BFD_RELOC_SPARC_PC_LM22,
2069 BFD_RELOC_SPARC_WDISP16,
2070 BFD_RELOC_SPARC_WDISP19,
2074 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2075 BFD_RELOC_SPARC_PLT32,
2076 BFD_RELOC_SPARC_PLT64,
2077 BFD_RELOC_SPARC_HIX22,
2078 BFD_RELOC_SPARC_LOX10,
2079 BFD_RELOC_SPARC_H44,
2080 BFD_RELOC_SPARC_M44,
2081 BFD_RELOC_SPARC_L44,
2082 BFD_RELOC_SPARC_REGISTER,
2084 /* SPARC little endian relocation */
2085 BFD_RELOC_SPARC_REV32,
2087 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2088 "addend" in some special way.
2089 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2090 writing; when reading, it will be the absolute section symbol. The
2091 addend is the displacement in bytes of the "lda" instruction from
2092 the "ldah" instruction (which is at the address of this reloc). */
2093 BFD_RELOC_ALPHA_GPDISP_HI16,
2095 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2096 with GPDISP_HI16 relocs. The addend is ignored when writing the
2097 relocations out, and is filled in with the file's GP value on
2098 reading, for convenience. */
2099 BFD_RELOC_ALPHA_GPDISP_LO16,
2101 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2102 relocation except that there is no accompanying GPDISP_LO16
2104 BFD_RELOC_ALPHA_GPDISP,
2106 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2107 the assembler turns it into a LDQ instruction to load the address of
2108 the symbol, and then fills in a register in the real instruction.
2110 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2111 section symbol. The addend is ignored when writing, but is filled
2112 in with the file's GP value on reading, for convenience, as with the
2115 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2116 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2117 but it generates output not based on the position within the .got
2118 section, but relative to the GP value chosen for the file during the
2121 The LITUSE reloc, on the instruction using the loaded address, gives
2122 information to the linker that it might be able to use to optimize
2123 away some literal section references. The symbol is ignored (read
2124 as the absolute section symbol), and the "addend" indicates the type
2125 of instruction using the register:
2126 1 - "memory" fmt insn
2127 2 - byte-manipulation (byte offset reg)
2128 3 - jsr (target of branch) */
2129 BFD_RELOC_ALPHA_LITERAL,
2130 BFD_RELOC_ALPHA_ELF_LITERAL,
2131 BFD_RELOC_ALPHA_LITUSE,
2133 /* The HINT relocation indicates a value that should be filled into the
2134 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2135 prediction logic which may be provided on some processors. */
2136 BFD_RELOC_ALPHA_HINT,
2138 /* The LINKAGE relocation outputs a linkage pair in the object file,
2139 which is filled by the linker. */
2140 BFD_RELOC_ALPHA_LINKAGE,
2142 /* The CODEADDR relocation outputs a STO_CA in the object file,
2143 which is filled by the linker. */
2144 BFD_RELOC_ALPHA_CODEADDR,
2146 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2148 BFD_RELOC_ALPHA_GPREL_HI16,
2149 BFD_RELOC_ALPHA_GPREL_LO16,
2151 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2152 share a common GP, and the target address is adjusted for
2153 STO_ALPHA_STD_GPLOAD. */
2154 BFD_RELOC_ALPHA_BRSGP,
2156 /* Alpha thread-local storage relocations. */
2157 BFD_RELOC_ALPHA_TLSGD,
2158 BFD_RELOC_ALPHA_TLSLDM,
2159 BFD_RELOC_ALPHA_DTPMOD64,
2160 BFD_RELOC_ALPHA_GOTDTPREL16,
2161 BFD_RELOC_ALPHA_DTPREL64,
2162 BFD_RELOC_ALPHA_DTPREL_HI16,
2163 BFD_RELOC_ALPHA_DTPREL_LO16,
2164 BFD_RELOC_ALPHA_DTPREL16,
2165 BFD_RELOC_ALPHA_GOTTPREL16,
2166 BFD_RELOC_ALPHA_TPREL64,
2167 BFD_RELOC_ALPHA_TPREL_HI16,
2168 BFD_RELOC_ALPHA_TPREL_LO16,
2169 BFD_RELOC_ALPHA_TPREL16,
2171 /* Bits 27..2 of the relocation address shifted right 2 bits;
2172 simple reloc otherwise. */
2175 /* The MIPS16 jump instruction. */
2176 BFD_RELOC_MIPS16_JMP,
2178 /* MIPS16 GP relative reloc. */
2179 BFD_RELOC_MIPS16_GPREL,
2181 /* High 16 bits of 32-bit value; simple reloc. */
2184 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2185 extended and added to form the final result. If the low 16
2186 bits form a negative number, we need to add one to the high value
2187 to compensate for the borrow when the low bits are added. */
2193 /* Like BFD_RELOC_HI16_S, but PC relative. */
2194 BFD_RELOC_PCREL_HI16_S,
2196 /* Like BFD_RELOC_LO16, but PC relative. */
2197 BFD_RELOC_PCREL_LO16,
2199 /* Relocation against a MIPS literal section. */
2200 BFD_RELOC_MIPS_LITERAL,
2202 /* MIPS ELF relocations. */
2203 BFD_RELOC_MIPS_GOT16,
2204 BFD_RELOC_MIPS_CALL16,
2205 BFD_RELOC_MIPS_GOT_HI16,
2206 BFD_RELOC_MIPS_GOT_LO16,
2207 BFD_RELOC_MIPS_CALL_HI16,
2208 BFD_RELOC_MIPS_CALL_LO16,
2210 BFD_RELOC_MIPS_GOT_PAGE,
2211 BFD_RELOC_MIPS_GOT_OFST,
2212 BFD_RELOC_MIPS_GOT_DISP,
2213 BFD_RELOC_MIPS_SHIFT5,
2214 BFD_RELOC_MIPS_SHIFT6,
2215 BFD_RELOC_MIPS_INSERT_A,
2216 BFD_RELOC_MIPS_INSERT_B,
2217 BFD_RELOC_MIPS_DELETE,
2218 BFD_RELOC_MIPS_HIGHEST,
2219 BFD_RELOC_MIPS_HIGHER,
2220 BFD_RELOC_MIPS_SCN_DISP,
2221 BFD_RELOC_MIPS_REL16,
2222 BFD_RELOC_MIPS_RELGOT,
2223 BFD_RELOC_MIPS_JALR,
2226 /* i386/elf relocations */
2227 BFD_RELOC_386_GOT32,
2228 BFD_RELOC_386_PLT32,
2230 BFD_RELOC_386_GLOB_DAT,
2231 BFD_RELOC_386_JUMP_SLOT,
2232 BFD_RELOC_386_RELATIVE,
2233 BFD_RELOC_386_GOTOFF,
2234 BFD_RELOC_386_GOTPC,
2235 BFD_RELOC_386_TLS_LE,
2236 BFD_RELOC_386_TLS_GD,
2237 BFD_RELOC_386_TLS_LDM,
2238 BFD_RELOC_386_TLS_LDO_32,
2239 BFD_RELOC_386_TLS_IE_32,
2240 BFD_RELOC_386_TLS_LE_32,
2241 BFD_RELOC_386_TLS_DTPMOD32,
2242 BFD_RELOC_386_TLS_DTPOFF32,
2243 BFD_RELOC_386_TLS_TPOFF32,
2245 /* x86-64/elf relocations */
2246 BFD_RELOC_X86_64_GOT32,
2247 BFD_RELOC_X86_64_PLT32,
2248 BFD_RELOC_X86_64_COPY,
2249 BFD_RELOC_X86_64_GLOB_DAT,
2250 BFD_RELOC_X86_64_JUMP_SLOT,
2251 BFD_RELOC_X86_64_RELATIVE,
2252 BFD_RELOC_X86_64_GOTPCREL,
2253 BFD_RELOC_X86_64_32S,
2255 /* ns32k relocations */
2256 BFD_RELOC_NS32K_IMM_8,
2257 BFD_RELOC_NS32K_IMM_16,
2258 BFD_RELOC_NS32K_IMM_32,
2259 BFD_RELOC_NS32K_IMM_8_PCREL,
2260 BFD_RELOC_NS32K_IMM_16_PCREL,
2261 BFD_RELOC_NS32K_IMM_32_PCREL,
2262 BFD_RELOC_NS32K_DISP_8,
2263 BFD_RELOC_NS32K_DISP_16,
2264 BFD_RELOC_NS32K_DISP_32,
2265 BFD_RELOC_NS32K_DISP_8_PCREL,
2266 BFD_RELOC_NS32K_DISP_16_PCREL,
2267 BFD_RELOC_NS32K_DISP_32_PCREL,
2269 /* PDP11 relocations */
2270 BFD_RELOC_PDP11_DISP_8_PCREL,
2271 BFD_RELOC_PDP11_DISP_6_PCREL,
2273 /* Picojava relocs. Not all of these appear in object files. */
2274 BFD_RELOC_PJ_CODE_HI16,
2275 BFD_RELOC_PJ_CODE_LO16,
2276 BFD_RELOC_PJ_CODE_DIR16,
2277 BFD_RELOC_PJ_CODE_DIR32,
2278 BFD_RELOC_PJ_CODE_REL16,
2279 BFD_RELOC_PJ_CODE_REL32,
2281 /* Power(rs6000) and PowerPC relocations. */
2284 BFD_RELOC_PPC_TOC16,
2286 BFD_RELOC_PPC_B16_BRTAKEN,
2287 BFD_RELOC_PPC_B16_BRNTAKEN,
2289 BFD_RELOC_PPC_BA16_BRTAKEN,
2290 BFD_RELOC_PPC_BA16_BRNTAKEN,
2292 BFD_RELOC_PPC_GLOB_DAT,
2293 BFD_RELOC_PPC_JMP_SLOT,
2294 BFD_RELOC_PPC_RELATIVE,
2295 BFD_RELOC_PPC_LOCAL24PC,
2296 BFD_RELOC_PPC_EMB_NADDR32,
2297 BFD_RELOC_PPC_EMB_NADDR16,
2298 BFD_RELOC_PPC_EMB_NADDR16_LO,
2299 BFD_RELOC_PPC_EMB_NADDR16_HI,
2300 BFD_RELOC_PPC_EMB_NADDR16_HA,
2301 BFD_RELOC_PPC_EMB_SDAI16,
2302 BFD_RELOC_PPC_EMB_SDA2I16,
2303 BFD_RELOC_PPC_EMB_SDA2REL,
2304 BFD_RELOC_PPC_EMB_SDA21,
2305 BFD_RELOC_PPC_EMB_MRKREF,
2306 BFD_RELOC_PPC_EMB_RELSEC16,
2307 BFD_RELOC_PPC_EMB_RELST_LO,
2308 BFD_RELOC_PPC_EMB_RELST_HI,
2309 BFD_RELOC_PPC_EMB_RELST_HA,
2310 BFD_RELOC_PPC_EMB_BIT_FLD,
2311 BFD_RELOC_PPC_EMB_RELSDA,
2312 BFD_RELOC_PPC64_HIGHER,
2313 BFD_RELOC_PPC64_HIGHER_S,
2314 BFD_RELOC_PPC64_HIGHEST,
2315 BFD_RELOC_PPC64_HIGHEST_S,
2316 BFD_RELOC_PPC64_TOC16_LO,
2317 BFD_RELOC_PPC64_TOC16_HI,
2318 BFD_RELOC_PPC64_TOC16_HA,
2319 BFD_RELOC_PPC64_TOC,
2320 BFD_RELOC_PPC64_PLTGOT16,
2321 BFD_RELOC_PPC64_PLTGOT16_LO,
2322 BFD_RELOC_PPC64_PLTGOT16_HI,
2323 BFD_RELOC_PPC64_PLTGOT16_HA,
2324 BFD_RELOC_PPC64_ADDR16_DS,
2325 BFD_RELOC_PPC64_ADDR16_LO_DS,
2326 BFD_RELOC_PPC64_GOT16_DS,
2327 BFD_RELOC_PPC64_GOT16_LO_DS,
2328 BFD_RELOC_PPC64_PLT16_LO_DS,
2329 BFD_RELOC_PPC64_SECTOFF_DS,
2330 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2331 BFD_RELOC_PPC64_TOC16_DS,
2332 BFD_RELOC_PPC64_TOC16_LO_DS,
2333 BFD_RELOC_PPC64_PLTGOT16_DS,
2334 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2336 /* IBM 370/390 relocations */
2339 /* The type of reloc used to build a contructor table - at the moment
2340 probably a 32 bit wide absolute relocation, but the target can choose.
2341 It generally does map to one of the other relocation types. */
2344 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2345 not stored in the instruction. */
2346 BFD_RELOC_ARM_PCREL_BRANCH,
2348 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2349 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2350 field in the instruction. */
2351 BFD_RELOC_ARM_PCREL_BLX,
2353 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2354 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2355 field in the instruction. */
2356 BFD_RELOC_THUMB_PCREL_BLX,
2358 /* These relocs are only used within the ARM assembler. They are not
2359 (at present) written to any object files. */
2360 BFD_RELOC_ARM_IMMEDIATE,
2361 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2362 BFD_RELOC_ARM_OFFSET_IMM,
2363 BFD_RELOC_ARM_SHIFT_IMM,
2365 BFD_RELOC_ARM_MULTI,
2366 BFD_RELOC_ARM_CP_OFF_IMM,
2367 BFD_RELOC_ARM_ADR_IMM,
2368 BFD_RELOC_ARM_LDR_IMM,
2369 BFD_RELOC_ARM_LITERAL,
2370 BFD_RELOC_ARM_IN_POOL,
2371 BFD_RELOC_ARM_OFFSET_IMM8,
2372 BFD_RELOC_ARM_HWLITERAL,
2373 BFD_RELOC_ARM_THUMB_ADD,
2374 BFD_RELOC_ARM_THUMB_IMM,
2375 BFD_RELOC_ARM_THUMB_SHIFT,
2376 BFD_RELOC_ARM_THUMB_OFFSET,
2377 BFD_RELOC_ARM_GOT12,
2378 BFD_RELOC_ARM_GOT32,
2379 BFD_RELOC_ARM_JUMP_SLOT,
2381 BFD_RELOC_ARM_GLOB_DAT,
2382 BFD_RELOC_ARM_PLT32,
2383 BFD_RELOC_ARM_RELATIVE,
2384 BFD_RELOC_ARM_GOTOFF,
2385 BFD_RELOC_ARM_GOTPC,
2387 /* Hitachi SH relocs. Not all of these appear in object files. */
2388 BFD_RELOC_SH_PCDISP8BY2,
2389 BFD_RELOC_SH_PCDISP12BY2,
2391 BFD_RELOC_SH_IMM4BY2,
2392 BFD_RELOC_SH_IMM4BY4,
2394 BFD_RELOC_SH_IMM8BY2,
2395 BFD_RELOC_SH_IMM8BY4,
2396 BFD_RELOC_SH_PCRELIMM8BY2,
2397 BFD_RELOC_SH_PCRELIMM8BY4,
2398 BFD_RELOC_SH_SWITCH16,
2399 BFD_RELOC_SH_SWITCH32,
2406 BFD_RELOC_SH_LOOP_START,
2407 BFD_RELOC_SH_LOOP_END,
2409 BFD_RELOC_SH_GLOB_DAT,
2410 BFD_RELOC_SH_JMP_SLOT,
2411 BFD_RELOC_SH_RELATIVE,
2413 BFD_RELOC_SH_GOT_LOW16,
2414 BFD_RELOC_SH_GOT_MEDLOW16,
2415 BFD_RELOC_SH_GOT_MEDHI16,
2416 BFD_RELOC_SH_GOT_HI16,
2417 BFD_RELOC_SH_GOTPLT_LOW16,
2418 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2419 BFD_RELOC_SH_GOTPLT_MEDHI16,
2420 BFD_RELOC_SH_GOTPLT_HI16,
2421 BFD_RELOC_SH_PLT_LOW16,
2422 BFD_RELOC_SH_PLT_MEDLOW16,
2423 BFD_RELOC_SH_PLT_MEDHI16,
2424 BFD_RELOC_SH_PLT_HI16,
2425 BFD_RELOC_SH_GOTOFF_LOW16,
2426 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2427 BFD_RELOC_SH_GOTOFF_MEDHI16,
2428 BFD_RELOC_SH_GOTOFF_HI16,
2429 BFD_RELOC_SH_GOTPC_LOW16,
2430 BFD_RELOC_SH_GOTPC_MEDLOW16,
2431 BFD_RELOC_SH_GOTPC_MEDHI16,
2432 BFD_RELOC_SH_GOTPC_HI16,
2433 BFD_RELOC_SH_COPY64,
2434 BFD_RELOC_SH_GLOB_DAT64,
2435 BFD_RELOC_SH_JMP_SLOT64,
2436 BFD_RELOC_SH_RELATIVE64,
2437 BFD_RELOC_SH_GOT10BY4,
2438 BFD_RELOC_SH_GOT10BY8,
2439 BFD_RELOC_SH_GOTPLT10BY4,
2440 BFD_RELOC_SH_GOTPLT10BY8,
2441 BFD_RELOC_SH_GOTPLT32,
2442 BFD_RELOC_SH_SHMEDIA_CODE,
2445 BFD_RELOC_SH_IMMS6BY32,
2447 BFD_RELOC_SH_IMMS10,
2448 BFD_RELOC_SH_IMMS10BY2,
2449 BFD_RELOC_SH_IMMS10BY4,
2450 BFD_RELOC_SH_IMMS10BY8,
2451 BFD_RELOC_SH_IMMS16,
2452 BFD_RELOC_SH_IMMU16,
2453 BFD_RELOC_SH_IMM_LOW16,
2454 BFD_RELOC_SH_IMM_LOW16_PCREL,
2455 BFD_RELOC_SH_IMM_MEDLOW16,
2456 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2457 BFD_RELOC_SH_IMM_MEDHI16,
2458 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2459 BFD_RELOC_SH_IMM_HI16,
2460 BFD_RELOC_SH_IMM_HI16_PCREL,
2463 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2464 be zero and is not stored in the instruction. */
2465 BFD_RELOC_THUMB_PCREL_BRANCH9,
2466 BFD_RELOC_THUMB_PCREL_BRANCH12,
2467 BFD_RELOC_THUMB_PCREL_BRANCH23,
2469 /* ARC Cores relocs.
2470 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2471 not stored in the instruction. The high 20 bits are installed in bits 26
2472 through 7 of the instruction. */
2473 BFD_RELOC_ARC_B22_PCREL,
2475 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2476 stored in the instruction. The high 24 bits are installed in bits 23
2480 /* Mitsubishi D10V relocs.
2481 This is a 10-bit reloc with the right 2 bits
2483 BFD_RELOC_D10V_10_PCREL_R,
2485 /* Mitsubishi D10V relocs.
2486 This is a 10-bit reloc with the right 2 bits
2487 assumed to be 0. This is the same as the previous reloc
2488 except it is in the left container, i.e.,
2489 shifted left 15 bits. */
2490 BFD_RELOC_D10V_10_PCREL_L,
2492 /* This is an 18-bit reloc with the right 2 bits
2496 /* This is an 18-bit reloc with the right 2 bits
2498 BFD_RELOC_D10V_18_PCREL,
2500 /* Mitsubishi D30V relocs.
2501 This is a 6-bit absolute reloc. */
2504 /* This is a 6-bit pc-relative reloc with
2505 the right 3 bits assumed to be 0. */
2506 BFD_RELOC_D30V_9_PCREL,
2508 /* This is a 6-bit pc-relative reloc with
2509 the right 3 bits assumed to be 0. Same
2510 as the previous reloc but on the right side
2511 of the container. */
2512 BFD_RELOC_D30V_9_PCREL_R,
2514 /* This is a 12-bit absolute reloc with the
2515 right 3 bitsassumed to be 0. */
2518 /* This is a 12-bit pc-relative reloc with
2519 the right 3 bits assumed to be 0. */
2520 BFD_RELOC_D30V_15_PCREL,
2522 /* This is a 12-bit pc-relative reloc with
2523 the right 3 bits assumed to be 0. Same
2524 as the previous reloc but on the right side
2525 of the container. */
2526 BFD_RELOC_D30V_15_PCREL_R,
2528 /* This is an 18-bit absolute reloc with
2529 the right 3 bits assumed to be 0. */
2532 /* This is an 18-bit pc-relative reloc with
2533 the right 3 bits assumed to be 0. */
2534 BFD_RELOC_D30V_21_PCREL,
2536 /* This is an 18-bit pc-relative reloc with
2537 the right 3 bits assumed to be 0. Same
2538 as the previous reloc but on the right side
2539 of the container. */
2540 BFD_RELOC_D30V_21_PCREL_R,
2542 /* This is a 32-bit absolute reloc. */
2545 /* This is a 32-bit pc-relative reloc. */
2546 BFD_RELOC_D30V_32_PCREL,
2549 BFD_RELOC_DLX_HI16_S,
2555 BFD_RELOC_DLX_JMP26,
2557 /* Mitsubishi M32R relocs.
2558 This is a 24 bit absolute address. */
2561 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2562 BFD_RELOC_M32R_10_PCREL,
2564 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2565 BFD_RELOC_M32R_18_PCREL,
2567 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2568 BFD_RELOC_M32R_26_PCREL,
2570 /* This is a 16-bit reloc containing the high 16 bits of an address
2571 used when the lower 16 bits are treated as unsigned. */
2572 BFD_RELOC_M32R_HI16_ULO,
2574 /* This is a 16-bit reloc containing the high 16 bits of an address
2575 used when the lower 16 bits are treated as signed. */
2576 BFD_RELOC_M32R_HI16_SLO,
2578 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2579 BFD_RELOC_M32R_LO16,
2581 /* This is a 16-bit reloc containing the small data area offset for use in
2582 add3, load, and store instructions. */
2583 BFD_RELOC_M32R_SDA16,
2585 /* This is a 9-bit reloc */
2586 BFD_RELOC_V850_9_PCREL,
2588 /* This is a 22-bit reloc */
2589 BFD_RELOC_V850_22_PCREL,
2591 /* This is a 16 bit offset from the short data area pointer. */
2592 BFD_RELOC_V850_SDA_16_16_OFFSET,
2594 /* This is a 16 bit offset (of which only 15 bits are used) from the
2595 short data area pointer. */
2596 BFD_RELOC_V850_SDA_15_16_OFFSET,
2598 /* This is a 16 bit offset from the zero data area pointer. */
2599 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2601 /* This is a 16 bit offset (of which only 15 bits are used) from the
2602 zero data area pointer. */
2603 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2605 /* This is an 8 bit offset (of which only 6 bits are used) from the
2606 tiny data area pointer. */
2607 BFD_RELOC_V850_TDA_6_8_OFFSET,
2609 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2610 data area pointer. */
2611 BFD_RELOC_V850_TDA_7_8_OFFSET,
2613 /* This is a 7 bit offset from the tiny data area pointer. */
2614 BFD_RELOC_V850_TDA_7_7_OFFSET,
2616 /* This is a 16 bit offset from the tiny data area pointer. */
2617 BFD_RELOC_V850_TDA_16_16_OFFSET,
2619 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2620 data area pointer. */
2621 BFD_RELOC_V850_TDA_4_5_OFFSET,
2623 /* This is a 4 bit offset from the tiny data area pointer. */
2624 BFD_RELOC_V850_TDA_4_4_OFFSET,
2626 /* This is a 16 bit offset from the short data area pointer, with the
2627 bits placed non-contigously in the instruction. */
2628 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2630 /* This is a 16 bit offset from the zero data area pointer, with the
2631 bits placed non-contigously in the instruction. */
2632 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2634 /* This is a 6 bit offset from the call table base pointer. */
2635 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2637 /* This is a 16 bit offset from the call table base pointer. */
2638 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2641 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2643 BFD_RELOC_MN10300_32_PCREL,
2645 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2647 BFD_RELOC_MN10300_16_PCREL,
2649 /* This is a 8bit DP reloc for the tms320c30, where the most
2650 significant 8 bits of a 24 bit word are placed into the least
2651 significant 8 bits of the opcode. */
2652 BFD_RELOC_TIC30_LDP,
2654 /* This is a 7bit reloc for the tms320c54x, where the least
2655 significant 7 bits of a 16 bit word are placed into the least
2656 significant 7 bits of the opcode. */
2657 BFD_RELOC_TIC54X_PARTLS7,
2659 /* This is a 9bit DP reloc for the tms320c54x, where the most
2660 significant 9 bits of a 16 bit word are placed into the least
2661 significant 9 bits of the opcode. */
2662 BFD_RELOC_TIC54X_PARTMS9,
2664 /* This is an extended address 23-bit reloc for the tms320c54x. */
2665 BFD_RELOC_TIC54X_23,
2667 /* This is a 16-bit reloc for the tms320c54x, where the least
2668 significant 16 bits of a 23-bit extended address are placed into
2670 BFD_RELOC_TIC54X_16_OF_23,
2672 /* This is a reloc for the tms320c54x, where the most
2673 significant 7 bits of a 23-bit extended address are placed into
2675 BFD_RELOC_TIC54X_MS7_OF_23,
2677 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2680 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2684 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2686 BFD_RELOC_FR30_6_IN_4,
2688 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2690 BFD_RELOC_FR30_8_IN_8,
2692 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2694 BFD_RELOC_FR30_9_IN_8,
2696 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2698 BFD_RELOC_FR30_10_IN_8,
2700 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2701 short offset into 8 bits. */
2702 BFD_RELOC_FR30_9_PCREL,
2704 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2705 short offset into 11 bits. */
2706 BFD_RELOC_FR30_12_PCREL,
2708 /* Motorola Mcore relocations. */
2709 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2710 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2711 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2712 BFD_RELOC_MCORE_PCREL_32,
2713 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2714 BFD_RELOC_MCORE_RVA,
2716 /* These are relocations for the GETA instruction. */
2717 BFD_RELOC_MMIX_GETA,
2718 BFD_RELOC_MMIX_GETA_1,
2719 BFD_RELOC_MMIX_GETA_2,
2720 BFD_RELOC_MMIX_GETA_3,
2722 /* These are relocations for a conditional branch instruction. */
2723 BFD_RELOC_MMIX_CBRANCH,
2724 BFD_RELOC_MMIX_CBRANCH_J,
2725 BFD_RELOC_MMIX_CBRANCH_1,
2726 BFD_RELOC_MMIX_CBRANCH_2,
2727 BFD_RELOC_MMIX_CBRANCH_3,
2729 /* These are relocations for the PUSHJ instruction. */
2730 BFD_RELOC_MMIX_PUSHJ,
2731 BFD_RELOC_MMIX_PUSHJ_1,
2732 BFD_RELOC_MMIX_PUSHJ_2,
2733 BFD_RELOC_MMIX_PUSHJ_3,
2735 /* These are relocations for the JMP instruction. */
2737 BFD_RELOC_MMIX_JMP_1,
2738 BFD_RELOC_MMIX_JMP_2,
2739 BFD_RELOC_MMIX_JMP_3,
2741 /* This is a relocation for a relative address as in a GETA instruction or
2743 BFD_RELOC_MMIX_ADDR19,
2745 /* This is a relocation for a relative address as in a JMP instruction. */
2746 BFD_RELOC_MMIX_ADDR27,
2748 /* This is a relocation for an instruction field that may be a general
2749 register or a value 0..255. */
2750 BFD_RELOC_MMIX_REG_OR_BYTE,
2752 /* This is a relocation for an instruction field that may be a general
2756 /* This is a relocation for two instruction fields holding a register and
2757 an offset, the equivalent of the relocation. */
2758 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2760 /* This relocation is an assertion that the expression is not allocated as
2761 a global register. It does not modify contents. */
2762 BFD_RELOC_MMIX_LOCAL,
2764 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2765 short offset into 7 bits. */
2766 BFD_RELOC_AVR_7_PCREL,
2768 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2769 short offset into 12 bits. */
2770 BFD_RELOC_AVR_13_PCREL,
2772 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2773 program memory address) into 16 bits. */
2774 BFD_RELOC_AVR_16_PM,
2776 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2777 data memory address) into 8 bit immediate value of LDI insn. */
2778 BFD_RELOC_AVR_LO8_LDI,
2780 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2781 of data memory address) into 8 bit immediate value of LDI insn. */
2782 BFD_RELOC_AVR_HI8_LDI,
2784 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2785 of program memory address) into 8 bit immediate value of LDI insn. */
2786 BFD_RELOC_AVR_HH8_LDI,
2788 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2789 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2790 BFD_RELOC_AVR_LO8_LDI_NEG,
2792 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2793 (high 8 bit of data memory address) into 8 bit immediate value of
2795 BFD_RELOC_AVR_HI8_LDI_NEG,
2797 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2798 (most high 8 bit of program memory address) into 8 bit immediate value
2799 of LDI or SUBI insn. */
2800 BFD_RELOC_AVR_HH8_LDI_NEG,
2802 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2803 command address) into 8 bit immediate value of LDI insn. */
2804 BFD_RELOC_AVR_LO8_LDI_PM,
2806 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2807 of command address) into 8 bit immediate value of LDI insn. */
2808 BFD_RELOC_AVR_HI8_LDI_PM,
2810 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2811 of command address) into 8 bit immediate value of LDI insn. */
2812 BFD_RELOC_AVR_HH8_LDI_PM,
2814 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2815 (usually command address) into 8 bit immediate value of SUBI insn. */
2816 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2818 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2819 (high 8 bit of 16 bit command address) into 8 bit immediate value
2821 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2823 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2824 (high 6 bit of 22 bit command address) into 8 bit immediate
2825 value of SUBI insn. */
2826 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2828 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2832 /* Direct 12 bit. */
2835 /* 12 bit GOT offset. */
2836 BFD_RELOC_390_GOT12,
2838 /* 32 bit PC relative PLT address. */
2839 BFD_RELOC_390_PLT32,
2841 /* Copy symbol at runtime. */
2844 /* Create GOT entry. */
2845 BFD_RELOC_390_GLOB_DAT,
2847 /* Create PLT entry. */
2848 BFD_RELOC_390_JMP_SLOT,
2850 /* Adjust by program base. */
2851 BFD_RELOC_390_RELATIVE,
2853 /* 32 bit PC relative offset to GOT. */
2854 BFD_RELOC_390_GOTPC,
2856 /* 16 bit GOT offset. */
2857 BFD_RELOC_390_GOT16,
2859 /* PC relative 16 bit shifted by 1. */
2860 BFD_RELOC_390_PC16DBL,
2862 /* 16 bit PC rel. PLT shifted by 1. */
2863 BFD_RELOC_390_PLT16DBL,
2865 /* PC relative 32 bit shifted by 1. */
2866 BFD_RELOC_390_PC32DBL,
2868 /* 32 bit PC rel. PLT shifted by 1. */
2869 BFD_RELOC_390_PLT32DBL,
2871 /* 32 bit PC rel. GOT shifted by 1. */
2872 BFD_RELOC_390_GOTPCDBL,
2874 /* 64 bit GOT offset. */
2875 BFD_RELOC_390_GOT64,
2877 /* 64 bit PC relative PLT address. */
2878 BFD_RELOC_390_PLT64,
2880 /* 32 bit rel. offset to GOT entry. */
2881 BFD_RELOC_390_GOTENT,
2883 /* These two relocations are used by the linker to determine which of
2884 the entries in a C++ virtual function table are actually used. When
2885 the --gc-sections option is given, the linker will zero out the entries
2886 that are not used, so that the code for those functions need not be
2887 included in the output.
2889 VTABLE_INHERIT is a zero-space relocation used to describe to the
2890 linker the inheritence tree of a C++ virtual function table. The
2891 relocation's symbol should be the parent class' vtable, and the
2892 relocation should be located at the child vtable.
2894 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2895 virtual function table entry. The reloc's symbol should refer to the
2896 table of the class mentioned in the code. Off of that base, an offset
2897 describes the entry that is being used. For Rela hosts, this offset
2898 is stored in the reloc's addend. For Rel hosts, we are forced to put
2899 this offset in the reloc's section offset. */
2900 BFD_RELOC_VTABLE_INHERIT,
2901 BFD_RELOC_VTABLE_ENTRY,
2903 /* Intel IA64 Relocations. */
2904 BFD_RELOC_IA64_IMM14,
2905 BFD_RELOC_IA64_IMM22,
2906 BFD_RELOC_IA64_IMM64,
2907 BFD_RELOC_IA64_DIR32MSB,
2908 BFD_RELOC_IA64_DIR32LSB,
2909 BFD_RELOC_IA64_DIR64MSB,
2910 BFD_RELOC_IA64_DIR64LSB,
2911 BFD_RELOC_IA64_GPREL22,
2912 BFD_RELOC_IA64_GPREL64I,
2913 BFD_RELOC_IA64_GPREL32MSB,
2914 BFD_RELOC_IA64_GPREL32LSB,
2915 BFD_RELOC_IA64_GPREL64MSB,
2916 BFD_RELOC_IA64_GPREL64LSB,
2917 BFD_RELOC_IA64_LTOFF22,
2918 BFD_RELOC_IA64_LTOFF64I,
2919 BFD_RELOC_IA64_PLTOFF22,
2920 BFD_RELOC_IA64_PLTOFF64I,
2921 BFD_RELOC_IA64_PLTOFF64MSB,
2922 BFD_RELOC_IA64_PLTOFF64LSB,
2923 BFD_RELOC_IA64_FPTR64I,
2924 BFD_RELOC_IA64_FPTR32MSB,
2925 BFD_RELOC_IA64_FPTR32LSB,
2926 BFD_RELOC_IA64_FPTR64MSB,
2927 BFD_RELOC_IA64_FPTR64LSB,
2928 BFD_RELOC_IA64_PCREL21B,
2929 BFD_RELOC_IA64_PCREL21BI,
2930 BFD_RELOC_IA64_PCREL21M,
2931 BFD_RELOC_IA64_PCREL21F,
2932 BFD_RELOC_IA64_PCREL22,
2933 BFD_RELOC_IA64_PCREL60B,
2934 BFD_RELOC_IA64_PCREL64I,
2935 BFD_RELOC_IA64_PCREL32MSB,
2936 BFD_RELOC_IA64_PCREL32LSB,
2937 BFD_RELOC_IA64_PCREL64MSB,
2938 BFD_RELOC_IA64_PCREL64LSB,
2939 BFD_RELOC_IA64_LTOFF_FPTR22,
2940 BFD_RELOC_IA64_LTOFF_FPTR64I,
2941 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2942 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
2943 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2944 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
2945 BFD_RELOC_IA64_SEGREL32MSB,
2946 BFD_RELOC_IA64_SEGREL32LSB,
2947 BFD_RELOC_IA64_SEGREL64MSB,
2948 BFD_RELOC_IA64_SEGREL64LSB,
2949 BFD_RELOC_IA64_SECREL32MSB,
2950 BFD_RELOC_IA64_SECREL32LSB,
2951 BFD_RELOC_IA64_SECREL64MSB,
2952 BFD_RELOC_IA64_SECREL64LSB,
2953 BFD_RELOC_IA64_REL32MSB,
2954 BFD_RELOC_IA64_REL32LSB,
2955 BFD_RELOC_IA64_REL64MSB,
2956 BFD_RELOC_IA64_REL64LSB,
2957 BFD_RELOC_IA64_LTV32MSB,
2958 BFD_RELOC_IA64_LTV32LSB,
2959 BFD_RELOC_IA64_LTV64MSB,
2960 BFD_RELOC_IA64_LTV64LSB,
2961 BFD_RELOC_IA64_IPLTMSB,
2962 BFD_RELOC_IA64_IPLTLSB,
2963 BFD_RELOC_IA64_COPY,
2964 BFD_RELOC_IA64_LTOFF22X,
2965 BFD_RELOC_IA64_LDXMOV,
2966 BFD_RELOC_IA64_TPREL14,
2967 BFD_RELOC_IA64_TPREL22,
2968 BFD_RELOC_IA64_TPREL64I,
2969 BFD_RELOC_IA64_TPREL64MSB,
2970 BFD_RELOC_IA64_TPREL64LSB,
2971 BFD_RELOC_IA64_LTOFF_TPREL22,
2972 BFD_RELOC_IA64_DTPMOD64MSB,
2973 BFD_RELOC_IA64_DTPMOD64LSB,
2974 BFD_RELOC_IA64_LTOFF_DTPMOD22,
2975 BFD_RELOC_IA64_DTPREL14,
2976 BFD_RELOC_IA64_DTPREL22,
2977 BFD_RELOC_IA64_DTPREL64I,
2978 BFD_RELOC_IA64_DTPREL32MSB,
2979 BFD_RELOC_IA64_DTPREL32LSB,
2980 BFD_RELOC_IA64_DTPREL64MSB,
2981 BFD_RELOC_IA64_DTPREL64LSB,
2982 BFD_RELOC_IA64_LTOFF_DTPREL22,
2984 /* Motorola 68HC11 reloc.
2985 This is the 8 bits high part of an absolute address. */
2986 BFD_RELOC_M68HC11_HI8,
2988 /* Motorola 68HC11 reloc.
2989 This is the 8 bits low part of an absolute address. */
2990 BFD_RELOC_M68HC11_LO8,
2992 /* Motorola 68HC11 reloc.
2993 This is the 3 bits of a value. */
2994 BFD_RELOC_M68HC11_3B,
2996 /* These relocs are only used within the CRIS assembler. They are not
2997 (at present) written to any object files. */
2998 BFD_RELOC_CRIS_BDISP8,
2999 BFD_RELOC_CRIS_UNSIGNED_5,
3000 BFD_RELOC_CRIS_SIGNED_6,
3001 BFD_RELOC_CRIS_UNSIGNED_6,
3002 BFD_RELOC_CRIS_UNSIGNED_4,
3004 /* Relocs used in ELF shared libraries for CRIS. */
3005 BFD_RELOC_CRIS_COPY,
3006 BFD_RELOC_CRIS_GLOB_DAT,
3007 BFD_RELOC_CRIS_JUMP_SLOT,
3008 BFD_RELOC_CRIS_RELATIVE,
3010 /* 32-bit offset to symbol-entry within GOT. */
3011 BFD_RELOC_CRIS_32_GOT,
3013 /* 16-bit offset to symbol-entry within GOT. */
3014 BFD_RELOC_CRIS_16_GOT,
3016 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
3017 BFD_RELOC_CRIS_32_GOTPLT,
3019 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
3020 BFD_RELOC_CRIS_16_GOTPLT,
3022 /* 32-bit offset to symbol, relative to GOT. */
3023 BFD_RELOC_CRIS_32_GOTREL,
3025 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
3026 BFD_RELOC_CRIS_32_PLT_GOTREL,
3028 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
3029 BFD_RELOC_CRIS_32_PLT_PCREL,
3031 /* Intel i860 Relocations. */
3033 BFD_RELOC_860_GLOB_DAT,
3034 BFD_RELOC_860_JUMP_SLOT,
3035 BFD_RELOC_860_RELATIVE,
3037 BFD_RELOC_860_PLT26,
3040 BFD_RELOC_860_SPLIT0,
3042 BFD_RELOC_860_SPLIT1,
3044 BFD_RELOC_860_SPLIT2,
3046 BFD_RELOC_860_LOGOT0,
3047 BFD_RELOC_860_SPGOT0,
3048 BFD_RELOC_860_LOGOT1,
3049 BFD_RELOC_860_SPGOT1,
3050 BFD_RELOC_860_LOGOTOFF0,
3051 BFD_RELOC_860_SPGOTOFF0,
3052 BFD_RELOC_860_LOGOTOFF1,
3053 BFD_RELOC_860_SPGOTOFF1,
3054 BFD_RELOC_860_LOGOTOFF2,
3055 BFD_RELOC_860_LOGOTOFF3,
3057 BFD_RELOC_860_HIGHADJ,
3058 BFD_RELOC_860_HAGOT,
3059 BFD_RELOC_860_HAGOTOFF,
3062 BFD_RELOC_860_HIGOT,
3063 BFD_RELOC_860_HIGOTOFF,
3065 /* OpenRISC Relocations. */
3066 BFD_RELOC_OPENRISC_ABS_26,
3067 BFD_RELOC_OPENRISC_REL_26,
3069 /* H8 elf Relocations. */
3070 BFD_RELOC_H8_DIR16A8,
3071 BFD_RELOC_H8_DIR16R8,
3072 BFD_RELOC_H8_DIR24A8,
3073 BFD_RELOC_H8_DIR24R8,
3074 BFD_RELOC_H8_DIR32A16,
3076 /* Sony Xstormy16 Relocations. */
3077 BFD_RELOC_XSTORMY16_REL_12,
3078 BFD_RELOC_XSTORMY16_24,
3079 BFD_RELOC_XSTORMY16_FPTR16,
3081 /* Relocations used by VAX ELF. */
3082 BFD_RELOC_VAX_GLOB_DAT,
3083 BFD_RELOC_VAX_JMP_SLOT,
3084 BFD_RELOC_VAX_RELATIVE,
3086 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3088 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3091 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3094 typedef struct symbol_cache_entry
3096 /* A pointer to the BFD which owns the symbol. This information
3097 is necessary so that a back end can work out what additional
3098 information (invisible to the application writer) is carried
3101 This field is *almost* redundant, since you can use section->owner
3102 instead, except that some symbols point to the global sections
3103 bfd_{abs,com,und}_section. This could be fixed by making
3104 these globals be per-bfd (or per-target-flavor). FIXME. */
3105 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3107 /* The text of the symbol. The name is left alone, and not copied; the
3108 application may not alter it. */
3111 /* The value of the symbol. This really should be a union of a
3112 numeric value with a pointer, since some flags indicate that
3113 a pointer to another symbol is stored here. */
3116 /* Attributes of a symbol. */
3117 #define BSF_NO_FLAGS 0x00
3119 /* The symbol has local scope; <<static>> in <<C>>. The value
3120 is the offset into the section of the data. */
3121 #define BSF_LOCAL 0x01
3123 /* The symbol has global scope; initialized data in <<C>>. The
3124 value is the offset into the section of the data. */
3125 #define BSF_GLOBAL 0x02
3127 /* The symbol has global scope and is exported. The value is
3128 the offset into the section of the data. */
3129 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3131 /* A normal C symbol would be one of:
3132 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3135 /* The symbol is a debugging record. The value has an arbitary
3136 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3137 #define BSF_DEBUGGING 0x08
3139 /* The symbol denotes a function entry point. Used in ELF,
3140 perhaps others someday. */
3141 #define BSF_FUNCTION 0x10
3143 /* Used by the linker. */
3144 #define BSF_KEEP 0x20
3145 #define BSF_KEEP_G 0x40
3147 /* A weak global symbol, overridable without warnings by
3148 a regular global symbol of the same name. */
3149 #define BSF_WEAK 0x80
3151 /* This symbol was created to point to a section, e.g. ELF's
3152 STT_SECTION symbols. */
3153 #define BSF_SECTION_SYM 0x100
3155 /* The symbol used to be a common symbol, but now it is
3157 #define BSF_OLD_COMMON 0x200
3159 /* The default value for common data. */
3160 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3162 /* In some files the type of a symbol sometimes alters its
3163 location in an output file - ie in coff a <<ISFCN>> symbol
3164 which is also <<C_EXT>> symbol appears where it was
3165 declared and not at the end of a section. This bit is set
3166 by the target BFD part to convey this information. */
3167 #define BSF_NOT_AT_END 0x400
3169 /* Signal that the symbol is the label of constructor section. */
3170 #define BSF_CONSTRUCTOR 0x800
3172 /* Signal that the symbol is a warning symbol. The name is a
3173 warning. The name of the next symbol is the one to warn about;
3174 if a reference is made to a symbol with the same name as the next
3175 symbol, a warning is issued by the linker. */
3176 #define BSF_WARNING 0x1000
3178 /* Signal that the symbol is indirect. This symbol is an indirect
3179 pointer to the symbol with the same name as the next symbol. */
3180 #define BSF_INDIRECT 0x2000
3182 /* BSF_FILE marks symbols that contain a file name. This is used
3183 for ELF STT_FILE symbols. */
3184 #define BSF_FILE 0x4000
3186 /* Symbol is from dynamic linking information. */
3187 #define BSF_DYNAMIC 0x8000
3189 /* The symbol denotes a data object. Used in ELF, and perhaps
3191 #define BSF_OBJECT 0x10000
3193 /* This symbol is a debugging symbol. The value is the offset
3194 into the section of the data. BSF_DEBUGGING should be set
3196 #define BSF_DEBUGGING_RELOC 0x20000
3198 /* This symbol is thread local. Used in ELF. */
3199 #define BSF_THREAD_LOCAL 0x40000
3203 /* A pointer to the section to which this symbol is
3204 relative. This will always be non NULL, there are special
3205 sections for undefined and absolute symbols. */
3206 struct sec *section;
3208 /* Back end special data. */
3218 #define bfd_get_symtab_upper_bound(abfd) \
3219 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3222 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3225 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3227 #define bfd_is_local_label_name(abfd, name) \
3228 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3230 #define bfd_canonicalize_symtab(abfd, location) \
3231 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3235 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3238 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3240 #define bfd_make_empty_symbol(abfd) \
3241 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3244 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3246 #define bfd_make_debug_symbol(abfd,ptr,size) \
3247 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3250 bfd_decode_symclass PARAMS ((asymbol *symbol));
3253 bfd_is_undefined_symclass PARAMS ((int symclass));
3256 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3259 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3261 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3262 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3263 (ibfd, isymbol, obfd, osymbol))
3267 /* The filename the application opened the BFD with. */
3268 const char *filename;
3270 /* A pointer to the target jump table. */
3271 const struct bfd_target *xvec;
3273 /* To avoid dragging too many header files into every file that
3274 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3275 and MTIME as a "long". Their correct types, to which they
3276 are cast when used, are "FILE *" and "time_t". The iostream
3277 is the result of an fopen on the filename. However, if the
3278 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3279 to a bfd_in_memory struct. */
3282 /* Is the file descriptor being cached? That is, can it be closed as
3283 needed, and re-opened when accessed later? */
3286 /* Marks whether there was a default target specified when the
3287 BFD was opened. This is used to select which matching algorithm
3288 to use to choose the back end. */
3289 boolean target_defaulted;
3291 /* The caching routines use these to maintain a
3292 least-recently-used list of BFDs. */
3293 struct _bfd *lru_prev, *lru_next;
3295 /* When a file is closed by the caching routines, BFD retains
3296 state information on the file here... */
3299 /* ... and here: (``once'' means at least once). */
3300 boolean opened_once;
3302 /* Set if we have a locally maintained mtime value, rather than
3303 getting it from the file each time. */
3306 /* File modified time, if mtime_set is true. */
3309 /* Reserved for an unimplemented file locking extension. */
3312 /* The format which belongs to the BFD. (object, core, etc.) */
3315 /* The direction with which the BFD was opened. */
3320 write_direction = 2,
3325 /* Format_specific flags. */
3328 /* Currently my_archive is tested before adding origin to
3329 anything. I believe that this can become always an add of
3330 origin, with origin set to 0 for non archive files. */
3333 /* Remember when output has begun, to stop strange things
3335 boolean output_has_begun;
3337 /* A hash table for section names. */
3338 struct bfd_hash_table section_htab;
3340 /* Pointer to linked list of sections. */
3341 struct sec *sections;
3343 /* The place where we add to the section list. */
3344 struct sec **section_tail;
3346 /* The number of sections. */
3347 unsigned int section_count;
3349 /* Stuff only useful for object files:
3350 The start address. */
3351 bfd_vma start_address;
3353 /* Used for input and output. */
3354 unsigned int symcount;
3356 /* Symbol table for output BFD (with symcount entries). */
3357 struct symbol_cache_entry **outsymbols;
3359 /* Pointer to structure which contains architecture information. */
3360 const struct bfd_arch_info *arch_info;
3362 /* Stuff only useful for archives. */
3364 struct _bfd *my_archive; /* The containing archive BFD. */
3365 struct _bfd *next; /* The next BFD in the archive. */
3366 struct _bfd *archive_head; /* The first BFD in the archive. */
3369 /* A chain of BFD structures involved in a link. */
3370 struct _bfd *link_next;
3372 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3373 be used only for archive elements. */
3376 /* Used by the back end to hold private data. */
3379 struct aout_data_struct *aout_data;
3380 struct artdata *aout_ar_data;
3381 struct _oasys_data *oasys_obj_data;
3382 struct _oasys_ar_data *oasys_ar_data;
3383 struct coff_tdata *coff_obj_data;
3384 struct pe_tdata *pe_obj_data;
3385 struct xcoff_tdata *xcoff_obj_data;
3386 struct ecoff_tdata *ecoff_obj_data;
3387 struct ieee_data_struct *ieee_data;
3388 struct ieee_ar_data_struct *ieee_ar_data;
3389 struct srec_data_struct *srec_data;
3390 struct ihex_data_struct *ihex_data;
3391 struct tekhex_data_struct *tekhex_data;
3392 struct elf_obj_tdata *elf_obj_data;
3393 struct nlm_obj_tdata *nlm_obj_data;
3394 struct bout_data_struct *bout_data;
3395 struct mmo_data_struct *mmo_data;
3396 struct sun_core_struct *sun_core_data;
3397 struct sco5_core_struct *sco5_core_data;
3398 struct trad_core_struct *trad_core_data;
3399 struct som_data_struct *som_data;
3400 struct hpux_core_struct *hpux_core_data;
3401 struct hppabsd_core_struct *hppabsd_core_data;
3402 struct sgi_core_struct *sgi_core_data;
3403 struct lynx_core_struct *lynx_core_data;
3404 struct osf_core_struct *osf_core_data;
3405 struct cisco_core_struct *cisco_core_data;
3406 struct versados_data_struct *versados_data;
3407 struct netbsd_core_struct *netbsd_core_data;
3412 /* Used by the application to hold private data. */
3415 /* Where all the allocated stuff under this BFD goes. This is a
3416 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3421 typedef enum bfd_error
3423 bfd_error_no_error = 0,
3424 bfd_error_system_call,
3425 bfd_error_invalid_target,
3426 bfd_error_wrong_format,
3427 bfd_error_wrong_object_format,
3428 bfd_error_invalid_operation,
3429 bfd_error_no_memory,
3430 bfd_error_no_symbols,
3432 bfd_error_no_more_archived_files,
3433 bfd_error_malformed_archive,
3434 bfd_error_file_not_recognized,
3435 bfd_error_file_ambiguously_recognized,
3436 bfd_error_no_contents,
3437 bfd_error_nonrepresentable_section,
3438 bfd_error_no_debug_section,
3439 bfd_error_bad_value,
3440 bfd_error_file_truncated,
3441 bfd_error_file_too_big,
3442 bfd_error_invalid_error_code
3447 bfd_get_error PARAMS ((void));
3450 bfd_set_error PARAMS ((bfd_error_type error_tag));
3453 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3456 bfd_perror PARAMS ((const char *message));
3458 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3460 bfd_error_handler_type
3461 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3464 bfd_set_error_program_name PARAMS ((const char *));
3466 bfd_error_handler_type
3467 bfd_get_error_handler PARAMS ((void));
3470 bfd_archive_filename PARAMS ((bfd *));
3473 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3476 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3482 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3485 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3488 bfd_get_arch_size PARAMS ((bfd *abfd));
3491 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3494 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3497 bfd_get_mtime PARAMS ((bfd *abfd));
3500 bfd_get_size PARAMS ((bfd *abfd));
3503 bfd_get_gp_size PARAMS ((bfd *abfd));
3506 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3509 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3512 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3514 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3515 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3518 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3520 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3521 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3524 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3526 #define bfd_set_private_flags(abfd, flags) \
3527 BFD_SEND (abfd, _bfd_set_private_flags, \
3529 #define bfd_sizeof_headers(abfd, reloc) \
3530 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3532 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3533 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3535 /* Do these three do anything useful at all, for any back end? */
3536 #define bfd_debug_info_start(abfd) \
3537 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3539 #define bfd_debug_info_end(abfd) \
3540 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3542 #define bfd_debug_info_accumulate(abfd, section) \
3543 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3546 #define bfd_stat_arch_elt(abfd, stat) \
3547 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3549 #define bfd_update_armap_timestamp(abfd) \
3550 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3552 #define bfd_set_arch_mach(abfd, arch, mach)\
3553 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3555 #define bfd_relax_section(abfd, section, link_info, again) \
3556 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3558 #define bfd_gc_sections(abfd, link_info) \
3559 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3561 #define bfd_merge_sections(abfd, link_info) \
3562 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3564 #define bfd_link_hash_table_create(abfd) \
3565 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3567 #define bfd_link_hash_table_free(abfd, hash) \
3568 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3570 #define bfd_link_add_symbols(abfd, info) \
3571 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3573 #define bfd_link_just_syms(sec, info) \
3574 BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
3576 #define bfd_final_link(abfd, info) \
3577 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3579 #define bfd_free_cached_info(abfd) \
3580 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3582 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3583 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3585 #define bfd_print_private_bfd_data(abfd, file)\
3586 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3588 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3589 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3591 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3592 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3594 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3595 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3597 extern bfd_byte *bfd_get_relocated_section_contents
3598 PARAMS ((bfd *, struct bfd_link_info *,
3599 struct bfd_link_order *, bfd_byte *,
3600 boolean, asymbol **));
3603 bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3606 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3609 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3612 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3615 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3618 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3621 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3623 #define BFD_SEND(bfd, message, arglist) \
3624 ((*((bfd)->xvec->message)) arglist)
3626 #ifdef DEBUG_BFD_SEND
3628 #define BFD_SEND(bfd, message, arglist) \
3629 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3630 ((*((bfd)->xvec->message)) arglist) : \
3631 (bfd_assert (__FILE__,__LINE__), NULL))
3633 #define BFD_SEND_FMT(bfd, message, arglist) \
3634 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3636 #ifdef DEBUG_BFD_SEND
3638 #define BFD_SEND_FMT(bfd, message, arglist) \
3639 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3640 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3641 (bfd_assert (__FILE__,__LINE__), NULL))
3646 bfd_target_unknown_flavour,
3647 bfd_target_aout_flavour,
3648 bfd_target_coff_flavour,
3649 bfd_target_ecoff_flavour,
3650 bfd_target_xcoff_flavour,
3651 bfd_target_elf_flavour,
3652 bfd_target_ieee_flavour,
3653 bfd_target_nlm_flavour,
3654 bfd_target_oasys_flavour,
3655 bfd_target_tekhex_flavour,
3656 bfd_target_srec_flavour,
3657 bfd_target_ihex_flavour,
3658 bfd_target_som_flavour,
3659 bfd_target_os9k_flavour,
3660 bfd_target_versados_flavour,
3661 bfd_target_msdos_flavour,
3662 bfd_target_ovax_flavour,
3663 bfd_target_evax_flavour,
3664 bfd_target_mmo_flavour
3667 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3669 /* Forward declaration. */
3670 typedef struct bfd_link_info _bfd_link_info;
3672 typedef struct bfd_target
3674 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3677 /* The "flavour" of a back end is a general indication about
3678 the contents of a file. */
3679 enum bfd_flavour flavour;
3681 /* The order of bytes within the data area of a file. */
3682 enum bfd_endian byteorder;
3684 /* The order of bytes within the header parts of a file. */
3685 enum bfd_endian header_byteorder;
3687 /* A mask of all the flags which an executable may have set -
3688 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3689 flagword object_flags;
3691 /* A mask of all the flags which a section may have set - from
3692 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3693 flagword section_flags;
3695 /* The character normally found at the front of a symbol.
3696 (if any), perhaps `_'. */
3697 char symbol_leading_char;
3699 /* The pad character for file names within an archive header. */
3702 /* The maximum number of characters in an archive header. */
3703 unsigned short ar_max_namelen;
3705 /* Entries for byte swapping for data. These are different from the
3706 other entry points, since they don't take a BFD asthe first argument.
3707 Certain other handlers could do the same. */
3708 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3709 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3710 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3711 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3712 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3713 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3714 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3715 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3716 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3718 /* Byte swapping for the headers. */
3719 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3720 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3721 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3722 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3723 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3724 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3725 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3726 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3727 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3729 /* Format dependent routines: these are vectors of entry points
3730 within the target vector structure, one for each format to check. */
3732 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3733 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3735 /* Set the format of a file being written. */
3736 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3738 /* Write cached information into a file being written, at <<bfd_close>>. */
3739 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3742 /* Generic entry points. */
3743 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3744 CONCAT2 (NAME,_close_and_cleanup), \
3745 CONCAT2 (NAME,_bfd_free_cached_info), \
3746 CONCAT2 (NAME,_new_section_hook), \
3747 CONCAT2 (NAME,_get_section_contents), \
3748 CONCAT2 (NAME,_get_section_contents_in_window)
3750 /* Called when the BFD is being closed to do any necessary cleanup. */
3751 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3752 /* Ask the BFD to free all cached information. */
3753 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3754 /* Called when a new section is created. */
3755 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3756 /* Read the contents of a section. */
3757 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3758 file_ptr, bfd_size_type));
3759 boolean (*_bfd_get_section_contents_in_window)
3760 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3762 /* Entry points to copy private data. */
3763 #define BFD_JUMP_TABLE_COPY(NAME) \
3764 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3765 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3766 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3767 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3768 CONCAT2 (NAME,_bfd_set_private_flags), \
3769 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3770 /* Called to copy BFD general private data from one object file
3772 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3773 /* Called to merge BFD general private data from one object file
3774 to a common output file when linking. */
3775 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3776 /* Called to copy BFD private section data from one object file
3778 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3780 /* Called to copy BFD private symbol data from one symbol
3782 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3784 /* Called to set private backend flags. */
3785 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3787 /* Called to print private BFD data. */
3788 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3790 /* Core file entry points. */
3791 #define BFD_JUMP_TABLE_CORE(NAME) \
3792 CONCAT2 (NAME,_core_file_failing_command), \
3793 CONCAT2 (NAME,_core_file_failing_signal), \
3794 CONCAT2 (NAME,_core_file_matches_executable_p)
3795 char * (*_core_file_failing_command) PARAMS ((bfd *));
3796 int (*_core_file_failing_signal) PARAMS ((bfd *));
3797 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3799 /* Archive entry points. */
3800 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3801 CONCAT2 (NAME,_slurp_armap), \
3802 CONCAT2 (NAME,_slurp_extended_name_table), \
3803 CONCAT2 (NAME,_construct_extended_name_table), \
3804 CONCAT2 (NAME,_truncate_arname), \
3805 CONCAT2 (NAME,_write_armap), \
3806 CONCAT2 (NAME,_read_ar_hdr), \
3807 CONCAT2 (NAME,_openr_next_archived_file), \
3808 CONCAT2 (NAME,_get_elt_at_index), \
3809 CONCAT2 (NAME,_generic_stat_arch_elt), \
3810 CONCAT2 (NAME,_update_armap_timestamp)
3811 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3812 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3813 boolean (*_bfd_construct_extended_name_table)
3814 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3815 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3816 boolean (*write_armap)
3817 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3818 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3819 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3820 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3821 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3822 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3823 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3825 /* Entry points used for symbols. */
3826 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3827 CONCAT2 (NAME,_get_symtab_upper_bound), \
3828 CONCAT2 (NAME,_get_symtab), \
3829 CONCAT2 (NAME,_make_empty_symbol), \
3830 CONCAT2 (NAME,_print_symbol), \
3831 CONCAT2 (NAME,_get_symbol_info), \
3832 CONCAT2 (NAME,_bfd_is_local_label_name), \
3833 CONCAT2 (NAME,_get_lineno), \
3834 CONCAT2 (NAME,_find_nearest_line), \
3835 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3836 CONCAT2 (NAME,_read_minisymbols), \
3837 CONCAT2 (NAME,_minisymbol_to_symbol)
3838 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3839 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3840 struct symbol_cache_entry **));
3841 struct symbol_cache_entry *
3842 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3843 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3844 struct symbol_cache_entry *,
3845 bfd_print_symbol_type));
3846 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3847 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3848 struct symbol_cache_entry *,
3850 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3851 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3853 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3854 boolean (*_bfd_find_nearest_line)
3855 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3856 const char **, const char **, unsigned int *));
3857 /* Back-door to allow format-aware applications to create debug symbols
3858 while using BFD for everything else. Currently used by the assembler
3859 when creating COFF files. */
3860 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3861 unsigned long size));
3862 #define bfd_read_minisymbols(b, d, m, s) \
3863 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3864 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3866 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3867 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3868 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3871 /* Routines for relocs. */
3872 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3873 CONCAT2 (NAME,_get_reloc_upper_bound), \
3874 CONCAT2 (NAME,_canonicalize_reloc), \
3875 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3876 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3877 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3878 struct symbol_cache_entry **));
3879 /* See documentation on reloc types. */
3881 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3883 /* Routines used when writing an object file. */
3884 #define BFD_JUMP_TABLE_WRITE(NAME) \
3885 CONCAT2 (NAME,_set_arch_mach), \
3886 CONCAT2 (NAME,_set_section_contents)
3887 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3889 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3890 file_ptr, bfd_size_type));
3892 /* Routines used by the linker. */
3893 #define BFD_JUMP_TABLE_LINK(NAME) \
3894 CONCAT2 (NAME,_sizeof_headers), \
3895 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3896 CONCAT2 (NAME,_bfd_relax_section), \
3897 CONCAT2 (NAME,_bfd_link_hash_table_create), \
3898 CONCAT2 (NAME,_bfd_link_hash_table_free), \
3899 CONCAT2 (NAME,_bfd_link_add_symbols), \
3900 CONCAT2 (NAME,_bfd_link_just_syms), \
3901 CONCAT2 (NAME,_bfd_final_link), \
3902 CONCAT2 (NAME,_bfd_link_split_section), \
3903 CONCAT2 (NAME,_bfd_gc_sections), \
3904 CONCAT2 (NAME,_bfd_merge_sections)
3905 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3906 bfd_byte *(*_bfd_get_relocated_section_contents)
3907 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3908 bfd_byte *, boolean, struct symbol_cache_entry **));
3910 boolean (*_bfd_relax_section)
3911 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
3913 /* Create a hash table for the linker. Different backends store
3914 different information in this table. */
3915 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3917 /* Release the memory associated with the linker hash table. */
3918 void (*_bfd_link_hash_table_free) PARAMS ((struct bfd_link_hash_table *));
3920 /* Add symbols from this object file into the hash table. */
3921 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
3923 /* Indicate that we are only retrieving symbol values from this section. */
3924 void (*_bfd_link_just_syms) PARAMS ((asection *, struct bfd_link_info *));
3926 /* Do a link based on the link_order structures attached to each
3927 section of the BFD. */
3928 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
3930 /* Should this section be split up into smaller pieces during linking. */
3931 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
3933 /* Remove sections that are not referenced from the output. */
3934 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
3936 /* Attempt to merge SEC_MERGE sections. */
3937 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
3939 /* Routines to handle dynamic symbols and relocs. */
3940 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3941 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3942 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3943 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3944 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
3945 /* Get the amount of memory required to hold the dynamic symbols. */
3946 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
3947 /* Read in the dynamic symbols. */
3948 long (*_bfd_canonicalize_dynamic_symtab)
3949 PARAMS ((bfd *, struct symbol_cache_entry **));
3950 /* Get the amount of memory required to hold the dynamic relocs. */
3951 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
3952 /* Read in the dynamic relocs. */
3953 long (*_bfd_canonicalize_dynamic_reloc)
3954 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
3956 /* Opposite endian version of this target. */
3957 const struct bfd_target * alternative_target;
3959 /* Data for use by back-end routines, which isn't
3960 generic enough to belong in this structure. */
3966 bfd_set_default_target PARAMS ((const char *name));
3969 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
3972 bfd_target_list PARAMS ((void));
3975 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
3978 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3981 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3984 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3987 bfd_format_string PARAMS ((bfd_format format));