2002-05-11 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
[binutils.git] / bfd / bfd-in2.h
blob774d439155771fed94b9fa28aa607365bda29c66
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,
9 2000, 2001, 2002
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__
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
36 #include "ansidecl.h"
37 #include "symcat.h"
38 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
39 #ifndef SABER
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. */
45 #undef CONCAT4
46 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
47 #endif
48 #endif
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@
66 #endif
68 #if BFD_ARCH_SIZE >= 64
69 #define BFD64
70 #endif
72 #ifndef INLINE
73 #if __GNUC__ >= 2
74 #define INLINE __inline__
75 #else
76 #define INLINE
77 #endif
78 #endif
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
88 the host. */
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
102 #else
103 #if defined (__bool_true_false_are_defined)
104 /* We have <stdbool.h>. */
105 #define TRUE_FALSE_ALREADY_DEFINED
106 #endif
107 #endif
108 #ifdef MPW
109 /* Pre-emptive strike - get the file with the enum. */
110 #include <Types.h>
111 #define TRUE_FALSE_ALREADY_DEFINED
112 #endif /* MPW */
113 #ifndef TRUE_FALSE_ALREADY_DEFINED
114 typedef enum bfd_boolean {false, true} boolean;
115 #define BFD_TRUE_FALSE
116 #else
117 /* Use enum names that will appear nowhere else. */
118 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
119 #endif
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
125 defined above. */
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
131 # else
132 # ifdef __GNUC__
133 # if __GNUC__ >= 2
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) */
141 #ifdef BFD64
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;
152 #ifndef fprintf_vma
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)
156 #else
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))
163 #endif
164 #endif
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;
208 /* File formats. */
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! */
218 bfd_format;
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). */
227 /* No flags. */
228 #define BFD_NO_FLAGS 0x00
230 /* BFD contains relocation entries. */
231 #define HAS_RELOC 0x01
233 /* BFD is directly executable. */
234 #define EXEC_P 0x02
236 /* BFD has line number information (basically used for F_LNNO in a
237 COFF header). */
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
247 header). */
248 #define HAS_LOCALS 0x20
250 /* BFD is a dynamic object. */
251 #define DYNAMIC 0x40
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). */
256 #define WP_TEXT 0x80
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
264 this is not set). */
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
270 duplicates. */
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
304 char *name;
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. */
314 union
316 file_ptr pos;
317 bfd *abfd;
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. */
326 union
328 struct symbol_cache_entry *sym; /* Function name. */
329 bfd_vma offset; /* Offset into section. */
330 } u;
332 alent;
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,
365 bfd_print_symbol_all
366 } bfd_print_symbol_type;
368 /* Information about a symbol that nm needs. */
370 typedef struct _symbol_info
372 symvalue value;
373 char type;
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. */
379 } symbol_info;
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. */
395 const char *string;
396 /* Hash code. This is the full hash code, not the index into the
397 table. */
398 unsigned long hash;
401 /* A hash table. */
403 struct bfd_hash_table
405 /* The hash array. */
406 struct bfd_hash_entry **table;
407 /* The number of slots in the hash table. */
408 unsigned int size;
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 *,
418 const char *));
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. */
421 PTR memory;
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 *,
429 const char *)));
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 *,
436 const char *),
437 unsigned int size));
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,
448 boolean copy));
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 *,
458 const char *));
460 /* Grab some space for a hash table entry. */
461 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
462 unsigned int));
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 *,
469 PTR),
470 PTR info));
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. */
487 #if __GNUC__
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)))
494 #else
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)))
501 #endif
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;
577 struct ecoff_extr;
578 struct symbol_cache_entry;
579 struct bfd_link_info;
580 struct bfd_link_hash_entry;
581 struct bfd_elf_version_tree;
582 #endif
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 *,
613 bfd_size_type)));
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 *,
630 char **));
632 /* Externally visible ELF routines. */
634 struct bfd_link_needed_list
636 struct bfd_link_needed_list *next;
637 bfd *by;
638 const char *name;
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 *));
667 /* Return an upper bound on the number of bytes required to store a
668 copy of ABFD's program header table entries. Return -1 if an error
669 occurs; bfd_get_error will return an appropriate code. */
670 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
672 /* Copy ABFD's program header table entries to *PHDRS. The entries
673 will be stored as an array of Elf_Internal_Phdr structures, as
674 defined in include/elf/internal.h. To find out how large the
675 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
677 Return the number of program header table entries read, or -1 if an
678 error occurs; bfd_get_error will return an appropriate code. */
679 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
681 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
682 extern int bfd_get_arch_size PARAMS ((bfd *));
684 /* Return true if address "naturally" sign extends, or -1 if not elf. */
685 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
687 extern boolean bfd_m68k_elf32_create_embedded_relocs
688 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
689 char **));
690 extern boolean bfd_mips_elf32_create_embedded_relocs
691 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
692 char **));
694 /* SunOS shared library support routines for the linker. */
696 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
697 PARAMS ((bfd *, struct bfd_link_info *));
698 extern boolean bfd_sunos_record_link_assignment
699 PARAMS ((bfd *, struct bfd_link_info *, const char *));
700 extern boolean bfd_sunos_size_dynamic_sections
701 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
702 struct sec **));
704 /* Linux shared library support routines for the linker. */
706 extern boolean bfd_i386linux_size_dynamic_sections
707 PARAMS ((bfd *, struct bfd_link_info *));
708 extern boolean bfd_m68klinux_size_dynamic_sections
709 PARAMS ((bfd *, struct bfd_link_info *));
710 extern boolean bfd_sparclinux_size_dynamic_sections
711 PARAMS ((bfd *, struct bfd_link_info *));
713 /* mmap hacks */
715 struct _bfd_window_internal;
716 typedef struct _bfd_window_internal bfd_window_internal;
718 typedef struct _bfd_window
720 /* What the user asked for. */
721 PTR data;
722 bfd_size_type size;
723 /* The actual window used by BFD. Small user-requested read-only
724 regions sharing a page may share a single window into the object
725 file. Read-write versions shouldn't until I've fixed things to
726 keep track of which portions have been claimed by the
727 application; don't want to give the same region back when the
728 application wants two writable copies! */
729 struct _bfd_window_internal *i;
731 bfd_window;
733 extern void bfd_init_window PARAMS ((bfd_window *));
734 extern void bfd_free_window PARAMS ((bfd_window *));
735 extern boolean bfd_get_file_window
736 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
738 /* XCOFF support routines for the linker. */
740 extern boolean bfd_xcoff_link_record_set
741 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
742 bfd_size_type));
743 extern boolean bfd_xcoff_import_symbol
744 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
745 bfd_vma, const char *, const char *, const char *, unsigned int));
746 extern boolean bfd_xcoff_export_symbol
747 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
748 extern boolean bfd_xcoff_link_count_reloc
749 PARAMS ((bfd *, struct bfd_link_info *, const char *));
750 extern boolean bfd_xcoff_record_link_assignment
751 PARAMS ((bfd *, struct bfd_link_info *, const char *));
752 extern boolean bfd_xcoff_size_dynamic_sections
753 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
754 unsigned long, unsigned long, unsigned long, boolean,
755 int, boolean, boolean, struct sec **, boolean));
756 extern boolean bfd_xcoff_link_generate_rtinit
757 PARAMS ((bfd *, const char *, const char *, boolean));
759 /* XCOFF support routines for ar. */
760 extern boolean bfd_xcoff_ar_archive_set_magic PARAMS ((bfd *, char *));
762 /* Externally visible COFF routines. */
764 #if defined(__STDC__) || defined(ALMOST_STDC)
765 struct internal_syment;
766 union internal_auxent;
767 #endif
769 extern boolean bfd_coff_get_syment
770 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
772 extern boolean bfd_coff_get_auxent
773 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
775 extern boolean bfd_coff_set_symbol_class
776 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
778 extern boolean bfd_m68k_coff_create_embedded_relocs
779 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
780 char **));
782 /* ARM Interworking support. Called from linker. */
783 extern boolean bfd_arm_allocate_interworking_sections
784 PARAMS ((struct bfd_link_info *));
786 extern boolean bfd_arm_process_before_allocation
787 PARAMS ((bfd *, struct bfd_link_info *, int));
789 extern boolean bfd_arm_get_bfd_for_interworking
790 PARAMS ((bfd *, struct bfd_link_info *));
792 /* PE ARM Interworking support. Called from linker. */
793 extern boolean bfd_arm_pe_allocate_interworking_sections
794 PARAMS ((struct bfd_link_info *));
796 extern boolean bfd_arm_pe_process_before_allocation
797 PARAMS ((bfd *, struct bfd_link_info *, int));
799 extern boolean bfd_arm_pe_get_bfd_for_interworking
800 PARAMS ((bfd *, struct bfd_link_info *));
802 /* ELF ARM Interworking support. Called from linker. */
803 extern boolean bfd_elf32_arm_allocate_interworking_sections
804 PARAMS ((struct bfd_link_info *));
806 extern boolean bfd_elf32_arm_process_before_allocation
807 PARAMS ((bfd *, struct bfd_link_info *, int));
809 extern boolean bfd_elf32_arm_get_bfd_for_interworking
810 PARAMS ((bfd *, struct bfd_link_info *));
812 /* TI COFF load page support. */
813 extern void bfd_ticoff_set_section_load_page
814 PARAMS ((struct sec *, int));
816 extern int bfd_ticoff_get_section_load_page
817 PARAMS ((struct sec *));
819 /* And more from the source. */
820 void
821 bfd_init PARAMS ((void));
823 bfd *
824 bfd_openr PARAMS ((const char *filename, const char *target));
826 bfd *
827 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
829 bfd *
830 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
832 bfd *
833 bfd_openw PARAMS ((const char *filename, const char *target));
835 boolean
836 bfd_close PARAMS ((bfd *abfd));
838 boolean
839 bfd_close_all_done PARAMS ((bfd *));
841 bfd *
842 bfd_create PARAMS ((const char *filename, bfd *templ));
844 boolean
845 bfd_make_writable PARAMS ((bfd *abfd));
847 boolean
848 bfd_make_readable PARAMS ((bfd *abfd));
851 /* Byte swapping macros for user section data. */
853 #define bfd_put_8(abfd, val, ptr) \
854 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
855 #define bfd_put_signed_8 \
856 bfd_put_8
857 #define bfd_get_8(abfd, ptr) \
858 (*(unsigned char *) (ptr) & 0xff)
859 #define bfd_get_signed_8(abfd, ptr) \
860 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
862 #define bfd_put_16(abfd, val, ptr) \
863 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
864 #define bfd_put_signed_16 \
865 bfd_put_16
866 #define bfd_get_16(abfd, ptr) \
867 BFD_SEND(abfd, bfd_getx16, (ptr))
868 #define bfd_get_signed_16(abfd, ptr) \
869 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
871 #define bfd_put_32(abfd, val, ptr) \
872 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
873 #define bfd_put_signed_32 \
874 bfd_put_32
875 #define bfd_get_32(abfd, ptr) \
876 BFD_SEND(abfd, bfd_getx32, (ptr))
877 #define bfd_get_signed_32(abfd, ptr) \
878 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
880 #define bfd_put_64(abfd, val, ptr) \
881 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
882 #define bfd_put_signed_64 \
883 bfd_put_64
884 #define bfd_get_64(abfd, ptr) \
885 BFD_SEND(abfd, bfd_getx64, (ptr))
886 #define bfd_get_signed_64(abfd, ptr) \
887 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
889 #define bfd_get(bits, abfd, ptr) \
890 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
891 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
892 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
893 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
894 : (abort (), (bfd_vma) - 1))
896 #define bfd_put(bits, abfd, val, ptr) \
897 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
898 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
899 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
900 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
901 : (abort (), (void) 0))
904 /* Byte swapping macros for file header data. */
906 #define bfd_h_put_8(abfd, val, ptr) \
907 bfd_put_8 (abfd, val, ptr)
908 #define bfd_h_put_signed_8(abfd, val, ptr) \
909 bfd_put_8 (abfd, val, ptr)
910 #define bfd_h_get_8(abfd, ptr) \
911 bfd_get_8 (abfd, ptr)
912 #define bfd_h_get_signed_8(abfd, ptr) \
913 bfd_get_signed_8 (abfd, ptr)
915 #define bfd_h_put_16(abfd, val, ptr) \
916 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
917 #define bfd_h_put_signed_16 \
918 bfd_h_put_16
919 #define bfd_h_get_16(abfd, ptr) \
920 BFD_SEND (abfd, bfd_h_getx16, (ptr))
921 #define bfd_h_get_signed_16(abfd, ptr) \
922 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
924 #define bfd_h_put_32(abfd, val, ptr) \
925 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
926 #define bfd_h_put_signed_32 \
927 bfd_h_put_32
928 #define bfd_h_get_32(abfd, ptr) \
929 BFD_SEND (abfd, bfd_h_getx32, (ptr))
930 #define bfd_h_get_signed_32(abfd, ptr) \
931 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
933 #define bfd_h_put_64(abfd, val, ptr) \
934 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
935 #define bfd_h_put_signed_64 \
936 bfd_h_put_64
937 #define bfd_h_get_64(abfd, ptr) \
938 BFD_SEND (abfd, bfd_h_getx64, (ptr))
939 #define bfd_h_get_signed_64(abfd, ptr) \
940 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
942 /* Refinements on the above, which should eventually go away. Save
943 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
945 #define H_PUT_64(abfd, val, where) \
946 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
948 #define H_PUT_32(abfd, val, where) \
949 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
951 #define H_PUT_16(abfd, val, where) \
952 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
954 #define H_PUT_8 bfd_h_put_8
956 #define H_PUT_S64(abfd, val, where) \
957 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
959 #define H_PUT_S32(abfd, val, where) \
960 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
962 #define H_PUT_S16(abfd, val, where) \
963 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
965 #define H_PUT_S8 bfd_h_put_signed_8
967 #define H_GET_64(abfd, where) \
968 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
970 #define H_GET_32(abfd, where) \
971 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
973 #define H_GET_16(abfd, where) \
974 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
976 #define H_GET_8 bfd_h_get_8
978 #define H_GET_S64(abfd, where) \
979 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
981 #define H_GET_S32(abfd, where) \
982 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
984 #define H_GET_S16(abfd, where) \
985 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
987 #define H_GET_S8 bfd_h_get_signed_8
990 /* This structure is used for a comdat section, as in PE. A comdat
991 section is associated with a particular symbol. When the linker
992 sees a comdat section, it keeps only one of the sections with a
993 given name and associated with a given symbol. */
995 struct bfd_comdat_info
997 /* The name of the symbol associated with a comdat section. */
998 const char *name;
1000 /* The local symbol table index of the symbol associated with a
1001 comdat section. This is only meaningful to the object file format
1002 specific code; it is not an index into the list returned by
1003 bfd_canonicalize_symtab. */
1004 long symbol;
1007 typedef struct sec
1009 /* The name of the section; the name isn't a copy, the pointer is
1010 the same as that passed to bfd_make_section. */
1011 const char *name;
1013 /* A unique sequence number. */
1014 int id;
1016 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1017 int index;
1019 /* The next section in the list belonging to the BFD, or NULL. */
1020 struct sec *next;
1022 /* The field flags contains attributes of the section. Some
1023 flags are read in from the object file, and some are
1024 synthesized from other information. */
1025 flagword flags;
1027 #define SEC_NO_FLAGS 0x000
1029 /* Tells the OS to allocate space for this section when loading.
1030 This is clear for a section containing debug information only. */
1031 #define SEC_ALLOC 0x001
1033 /* Tells the OS to load the section from the file when loading.
1034 This is clear for a .bss section. */
1035 #define SEC_LOAD 0x002
1037 /* The section contains data still to be relocated, so there is
1038 some relocation information too. */
1039 #define SEC_RELOC 0x004
1041 /* ELF reserves 4 processor specific bits and 8 operating system
1042 specific bits in sh_flags; at present we can get away with just
1043 one in communicating between the assembler and BFD, but this
1044 isn't a good long-term solution. */
1045 #define SEC_ARCH_BIT_0 0x008
1047 /* A signal to the OS that the section contains read only data. */
1048 #define SEC_READONLY 0x010
1050 /* The section contains code only. */
1051 #define SEC_CODE 0x020
1053 /* The section contains data only. */
1054 #define SEC_DATA 0x040
1056 /* The section will reside in ROM. */
1057 #define SEC_ROM 0x080
1059 /* The section contains constructor information. This section
1060 type is used by the linker to create lists of constructors and
1061 destructors used by <<g++>>. When a back end sees a symbol
1062 which should be used in a constructor list, it creates a new
1063 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1064 the symbol to it, and builds a relocation. To build the lists
1065 of constructors, all the linker has to do is catenate all the
1066 sections called <<__CTOR_LIST__>> and relocate the data
1067 contained within - exactly the operations it would peform on
1068 standard data. */
1069 #define SEC_CONSTRUCTOR 0x100
1071 /* The section is a constructor, and should be placed at the
1072 end of the text, data, or bss section(?). */
1073 #define SEC_CONSTRUCTOR_TEXT 0x1100
1074 #define SEC_CONSTRUCTOR_DATA 0x2100
1075 #define SEC_CONSTRUCTOR_BSS 0x3100
1077 /* The section has contents - a data section could be
1078 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1079 <<SEC_HAS_CONTENTS>> */
1080 #define SEC_HAS_CONTENTS 0x200
1082 /* An instruction to the linker to not output the section
1083 even if it has information which would normally be written. */
1084 #define SEC_NEVER_LOAD 0x400
1086 /* The section is a COFF shared library section. This flag is
1087 only for the linker. If this type of section appears in
1088 the input file, the linker must copy it to the output file
1089 without changing the vma or size. FIXME: Although this
1090 was originally intended to be general, it really is COFF
1091 specific (and the flag was renamed to indicate this). It
1092 might be cleaner to have some more general mechanism to
1093 allow the back end to control what the linker does with
1094 sections. */
1095 #define SEC_COFF_SHARED_LIBRARY 0x800
1097 /* The section has GOT references. This flag is only for the
1098 linker, and is currently only used by the elf32-hppa back end.
1099 It will be set if global offset table references were detected
1100 in this section, which indicate to the linker that the section
1101 contains PIC code, and must be handled specially when doing a
1102 static link. */
1103 #define SEC_HAS_GOT_REF 0x4000
1105 /* The section contains common symbols (symbols may be defined
1106 multiple times, the value of a symbol is the amount of
1107 space it requires, and the largest symbol value is the one
1108 used). Most targets have exactly one of these (which we
1109 translate to bfd_com_section_ptr), but ECOFF has two. */
1110 #define SEC_IS_COMMON 0x8000
1112 /* The section contains only debugging information. For
1113 example, this is set for ELF .debug and .stab sections.
1114 strip tests this flag to see if a section can be
1115 discarded. */
1116 #define SEC_DEBUGGING 0x10000
1118 /* The contents of this section are held in memory pointed to
1119 by the contents field. This is checked by bfd_get_section_contents,
1120 and the data is retrieved from memory if appropriate. */
1121 #define SEC_IN_MEMORY 0x20000
1123 /* The contents of this section are to be excluded by the
1124 linker for executable and shared objects unless those
1125 objects are to be further relocated. */
1126 #define SEC_EXCLUDE 0x40000
1128 /* The contents of this section are to be sorted based on the sum of
1129 the symbol and addend values specified by the associated relocation
1130 entries. Entries without associated relocation entries will be
1131 appended to the end of the section in an unspecified order. */
1132 #define SEC_SORT_ENTRIES 0x80000
1134 /* When linking, duplicate sections of the same name should be
1135 discarded, rather than being combined into a single section as
1136 is usually done. This is similar to how common symbols are
1137 handled. See SEC_LINK_DUPLICATES below. */
1138 #define SEC_LINK_ONCE 0x100000
1140 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1141 should handle duplicate sections. */
1142 #define SEC_LINK_DUPLICATES 0x600000
1144 /* This value for SEC_LINK_DUPLICATES means that duplicate
1145 sections with the same name should simply be discarded. */
1146 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1148 /* This value for SEC_LINK_DUPLICATES means that the linker
1149 should warn if there are any duplicate sections, although
1150 it should still only link one copy. */
1151 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1153 /* This value for SEC_LINK_DUPLICATES means that the linker
1154 should warn if any duplicate sections are a different size. */
1155 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1157 /* This value for SEC_LINK_DUPLICATES means that the linker
1158 should warn if any duplicate sections contain different
1159 contents. */
1160 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1162 /* This section was created by the linker as part of dynamic
1163 relocation or other arcane processing. It is skipped when
1164 going through the first-pass output, trusting that someone
1165 else up the line will take care of it later. */
1166 #define SEC_LINKER_CREATED 0x800000
1168 /* This section should not be subject to garbage collection. */
1169 #define SEC_KEEP 0x1000000
1171 /* This section contains "short" data, and should be placed
1172 "near" the GP. */
1173 #define SEC_SMALL_DATA 0x2000000
1175 /* This section contains data which may be shared with other
1176 executables or shared objects. */
1177 #define SEC_SHARED 0x4000000
1179 /* When a section with this flag is being linked, then if the size of
1180 the input section is less than a page, it should not cross a page
1181 boundary. If the size of the input section is one page or more, it
1182 should be aligned on a page boundary. */
1183 #define SEC_BLOCK 0x8000000
1185 /* Conditionally link this section; do not link if there are no
1186 references found to any symbol in the section. */
1187 #define SEC_CLINK 0x10000000
1189 /* Attempt to merge identical entities in the section.
1190 Entity size is given in the entsize field. */
1191 #define SEC_MERGE 0x20000000
1193 /* If given with SEC_MERGE, entities to merge are zero terminated
1194 strings where entsize specifies character size instead of fixed
1195 size entries. */
1196 #define SEC_STRINGS 0x40000000
1198 /* This section contains data about section groups. */
1199 #define SEC_GROUP 0x80000000
1201 /* End of section flags. */
1203 /* Some internal packed boolean fields. */
1205 /* See the vma field. */
1206 unsigned int user_set_vma : 1;
1208 /* Whether relocations have been processed. */
1209 unsigned int reloc_done : 1;
1211 /* A mark flag used by some of the linker backends. */
1212 unsigned int linker_mark : 1;
1214 /* Another mark flag used by some of the linker backends. Set for
1215 output sections that have an input section. */
1216 unsigned int linker_has_input : 1;
1218 /* A mark flag used by some linker backends for garbage collection. */
1219 unsigned int gc_mark : 1;
1221 /* Used by the ELF code to mark sections which have been allocated
1222 to segments. */
1223 unsigned int segment_mark : 1;
1225 /* End of internal packed boolean fields. */
1227 /* The virtual memory address of the section - where it will be
1228 at run time. The symbols are relocated against this. The
1229 user_set_vma flag is maintained by bfd; if it's not set, the
1230 backend can assign addresses (for example, in <<a.out>>, where
1231 the default address for <<.data>> is dependent on the specific
1232 target and various flags). */
1233 bfd_vma vma;
1235 /* The load address of the section - where it would be in a
1236 rom image; really only used for writing section header
1237 information. */
1238 bfd_vma lma;
1240 /* The size of the section in octets, as it will be output.
1241 Contains a value even if the section has no contents (e.g., the
1242 size of <<.bss>>). This will be filled in after relocation. */
1243 bfd_size_type _cooked_size;
1245 /* The original size on disk of the section, in octets. Normally this
1246 value is the same as the size, but if some relaxing has
1247 been done, then this value will be bigger. */
1248 bfd_size_type _raw_size;
1250 /* If this section is going to be output, then this value is the
1251 offset in *bytes* into the output section of the first byte in the
1252 input section (byte ==> smallest addressable unit on the
1253 target). In most cases, if this was going to start at the
1254 100th octet (8-bit quantity) in the output section, this value
1255 would be 100. However, if the target byte size is 16 bits
1256 (bfd_octets_per_byte is "2"), this value would be 50. */
1257 bfd_vma output_offset;
1259 /* The output section through which to map on output. */
1260 struct sec *output_section;
1262 /* The alignment requirement of the section, as an exponent of 2 -
1263 e.g., 3 aligns to 2^3 (or 8). */
1264 unsigned int alignment_power;
1266 /* If an input section, a pointer to a vector of relocation
1267 records for the data in this section. */
1268 struct reloc_cache_entry *relocation;
1270 /* If an output section, a pointer to a vector of pointers to
1271 relocation records for the data in this section. */
1272 struct reloc_cache_entry **orelocation;
1274 /* The number of relocation records in one of the above. */
1275 unsigned reloc_count;
1277 /* Information below is back end specific - and not always used
1278 or updated. */
1280 /* File position of section data. */
1281 file_ptr filepos;
1283 /* File position of relocation info. */
1284 file_ptr rel_filepos;
1286 /* File position of line data. */
1287 file_ptr line_filepos;
1289 /* Pointer to data for applications. */
1290 PTR userdata;
1292 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1293 contents. */
1294 unsigned char *contents;
1296 /* Attached line number information. */
1297 alent *lineno;
1299 /* Number of line number records. */
1300 unsigned int lineno_count;
1302 /* Entity size for merging purposes. */
1303 unsigned int entsize;
1305 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1306 struct bfd_comdat_info *comdat;
1308 /* When a section is being output, this value changes as more
1309 linenumbers are written out. */
1310 file_ptr moving_line_filepos;
1312 /* What the section number is in the target world. */
1313 int target_index;
1315 PTR used_by_bfd;
1317 /* If this is a constructor section then here is a list of the
1318 relocations created to relocate items within it. */
1319 struct relent_chain *constructor_chain;
1321 /* The BFD which owns the section. */
1322 bfd *owner;
1324 /* A symbol which points at this section only. */
1325 struct symbol_cache_entry *symbol;
1326 struct symbol_cache_entry **symbol_ptr_ptr;
1328 struct bfd_link_order *link_order_head;
1329 struct bfd_link_order *link_order_tail;
1330 } asection;
1332 /* These sections are global, and are managed by BFD. The application
1333 and target back end are not permitted to change the values in
1334 these sections. New code should use the section_ptr macros rather
1335 than referring directly to the const sections. The const sections
1336 may eventually vanish. */
1337 #define BFD_ABS_SECTION_NAME "*ABS*"
1338 #define BFD_UND_SECTION_NAME "*UND*"
1339 #define BFD_COM_SECTION_NAME "*COM*"
1340 #define BFD_IND_SECTION_NAME "*IND*"
1342 /* The absolute section. */
1343 extern const asection bfd_abs_section;
1344 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1345 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1346 /* Pointer to the undefined section. */
1347 extern const asection bfd_und_section;
1348 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1349 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1350 /* Pointer to the common section. */
1351 extern const asection bfd_com_section;
1352 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1353 /* Pointer to the indirect section. */
1354 extern const asection bfd_ind_section;
1355 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1356 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1358 #define bfd_is_const_section(SEC) \
1359 ( ((SEC) == bfd_abs_section_ptr) \
1360 || ((SEC) == bfd_und_section_ptr) \
1361 || ((SEC) == bfd_com_section_ptr) \
1362 || ((SEC) == bfd_ind_section_ptr))
1364 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1365 extern const struct symbol_cache_entry * const bfd_com_symbol;
1366 extern const struct symbol_cache_entry * const bfd_und_symbol;
1367 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1368 #define bfd_get_section_size_before_reloc(section) \
1369 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1370 : (section)->_raw_size)
1371 #define bfd_get_section_size_after_reloc(section) \
1372 ((section)->reloc_done ? (section)->_cooked_size \
1373 : (abort (), (bfd_size_type) 1))
1375 /* Macros to handle insertion and deletion of a bfd's sections. These
1376 only handle the list pointers, ie. do not adjust section_count,
1377 target_index etc. */
1378 #define bfd_section_list_remove(ABFD, PS) \
1379 do \
1381 asection **_ps = PS; \
1382 asection *_s = *_ps; \
1383 *_ps = _s->next; \
1384 if (_s->next == NULL) \
1385 (ABFD)->section_tail = _ps; \
1387 while (0)
1388 #define bfd_section_list_insert(ABFD, PS, S) \
1389 do \
1391 asection **_ps = PS; \
1392 asection *_s = S; \
1393 _s->next = *_ps; \
1394 *_ps = _s; \
1395 if (_s->next == NULL) \
1396 (ABFD)->section_tail = &_s->next; \
1398 while (0)
1400 void
1401 bfd_section_list_clear PARAMS ((bfd *));
1403 asection *
1404 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1406 char *
1407 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1408 const char *templat,
1409 int *count));
1411 asection *
1412 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1414 asection *
1415 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1417 asection *
1418 bfd_make_section PARAMS ((bfd *, const char *name));
1420 boolean
1421 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1423 void
1424 bfd_map_over_sections PARAMS ((bfd *abfd,
1425 void (*func) (bfd *abfd,
1426 asection *sect,
1427 PTR obj),
1428 PTR obj));
1430 boolean
1431 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1433 boolean
1434 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1435 PTR data, file_ptr offset,
1436 bfd_size_type count));
1438 boolean
1439 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1440 PTR location, file_ptr offset,
1441 bfd_size_type count));
1443 boolean
1444 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1445 bfd *obfd, asection *osec));
1447 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1448 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1449 (ibfd, isection, obfd, osection))
1450 void
1451 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1453 enum bfd_architecture
1455 bfd_arch_unknown, /* File arch not known. */
1456 bfd_arch_obscure, /* Arch known, not one of these. */
1457 bfd_arch_m68k, /* Motorola 68xxx */
1458 #define bfd_mach_m68000 1
1459 #define bfd_mach_m68008 2
1460 #define bfd_mach_m68010 3
1461 #define bfd_mach_m68020 4
1462 #define bfd_mach_m68030 5
1463 #define bfd_mach_m68040 6
1464 #define bfd_mach_m68060 7
1465 #define bfd_mach_cpu32 8
1466 #define bfd_mach_mcf5200 9
1467 #define bfd_mach_mcf5206e 10
1468 #define bfd_mach_mcf5307 11
1469 #define bfd_mach_mcf5407 12
1470 bfd_arch_vax, /* DEC Vax */
1471 bfd_arch_i960, /* Intel 960 */
1472 /* The order of the following is important.
1473 lower number indicates a machine type that
1474 only accepts a subset of the instructions
1475 available to machines with higher numbers.
1476 The exception is the "ca", which is
1477 incompatible with all other machines except
1478 "core". */
1480 #define bfd_mach_i960_core 1
1481 #define bfd_mach_i960_ka_sa 2
1482 #define bfd_mach_i960_kb_sb 3
1483 #define bfd_mach_i960_mc 4
1484 #define bfd_mach_i960_xa 5
1485 #define bfd_mach_i960_ca 6
1486 #define bfd_mach_i960_jx 7
1487 #define bfd_mach_i960_hx 8
1489 bfd_arch_or32, /* OpenRISC 32 */
1491 bfd_arch_a29k, /* AMD 29000 */
1492 bfd_arch_sparc, /* SPARC */
1493 #define bfd_mach_sparc 1
1494 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1495 #define bfd_mach_sparc_sparclet 2
1496 #define bfd_mach_sparc_sparclite 3
1497 #define bfd_mach_sparc_v8plus 4
1498 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1499 #define bfd_mach_sparc_sparclite_le 6
1500 #define bfd_mach_sparc_v9 7
1501 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1502 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1503 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1504 /* Nonzero if MACH has the v9 instruction set. */
1505 #define bfd_mach_sparc_v9_p(mach) \
1506 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1507 && (mach) != bfd_mach_sparc_sparclite_le)
1508 bfd_arch_mips, /* MIPS Rxxxx */
1509 #define bfd_mach_mips3000 3000
1510 #define bfd_mach_mips3900 3900
1511 #define bfd_mach_mips4000 4000
1512 #define bfd_mach_mips4010 4010
1513 #define bfd_mach_mips4100 4100
1514 #define bfd_mach_mips4111 4111
1515 #define bfd_mach_mips4300 4300
1516 #define bfd_mach_mips4400 4400
1517 #define bfd_mach_mips4600 4600
1518 #define bfd_mach_mips4650 4650
1519 #define bfd_mach_mips5000 5000
1520 #define bfd_mach_mips6000 6000
1521 #define bfd_mach_mips8000 8000
1522 #define bfd_mach_mips10000 10000
1523 #define bfd_mach_mips12000 12000
1524 #define bfd_mach_mips16 16
1525 #define bfd_mach_mips5 5
1526 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1527 #define bfd_mach_mipsisa32 32
1528 #define bfd_mach_mipsisa64 64
1529 bfd_arch_i386, /* Intel 386 */
1530 #define bfd_mach_i386_i386 0
1531 #define bfd_mach_i386_i8086 1
1532 #define bfd_mach_i386_i386_intel_syntax 2
1533 #define bfd_mach_x86_64 3
1534 #define bfd_mach_x86_64_intel_syntax 4
1535 bfd_arch_we32k, /* AT&T WE32xxx */
1536 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1537 bfd_arch_i860, /* Intel 860 */
1538 bfd_arch_i370, /* IBM 360/370 Mainframes */
1539 bfd_arch_romp, /* IBM ROMP PC/RT */
1540 bfd_arch_alliant, /* Alliant */
1541 bfd_arch_convex, /* Convex */
1542 bfd_arch_m88k, /* Motorola 88xxx */
1543 bfd_arch_pyramid, /* Pyramid Technology */
1544 bfd_arch_h8300, /* Hitachi H8/300 */
1545 #define bfd_mach_h8300 1
1546 #define bfd_mach_h8300h 2
1547 #define bfd_mach_h8300s 3
1548 bfd_arch_pdp11, /* DEC PDP-11 */
1549 bfd_arch_powerpc, /* PowerPC */
1550 #define bfd_mach_ppc 0
1551 #define bfd_mach_ppc64 1
1552 #define bfd_mach_ppc_403 403
1553 #define bfd_mach_ppc_403gc 4030
1554 #define bfd_mach_ppc_505 505
1555 #define bfd_mach_ppc_601 601
1556 #define bfd_mach_ppc_602 602
1557 #define bfd_mach_ppc_603 603
1558 #define bfd_mach_ppc_ec603e 6031
1559 #define bfd_mach_ppc_604 604
1560 #define bfd_mach_ppc_620 620
1561 #define bfd_mach_ppc_630 630
1562 #define bfd_mach_ppc_750 750
1563 #define bfd_mach_ppc_860 860
1564 #define bfd_mach_ppc_a35 35
1565 #define bfd_mach_ppc_rs64ii 642
1566 #define bfd_mach_ppc_rs64iii 643
1567 #define bfd_mach_ppc_7400 7400
1568 bfd_arch_rs6000, /* IBM RS/6000 */
1569 #define bfd_mach_rs6k 0
1570 #define bfd_mach_rs6k_rs1 6001
1571 #define bfd_mach_rs6k_rsc 6003
1572 #define bfd_mach_rs6k_rs2 6002
1573 bfd_arch_hppa, /* HP PA RISC */
1574 bfd_arch_d10v, /* Mitsubishi D10V */
1575 #define bfd_mach_d10v 0
1576 #define bfd_mach_d10v_ts2 2
1577 #define bfd_mach_d10v_ts3 3
1578 bfd_arch_d30v, /* Mitsubishi D30V */
1579 bfd_arch_m68hc11, /* Motorola 68HC11 */
1580 bfd_arch_m68hc12, /* Motorola 68HC12 */
1581 bfd_arch_z8k, /* Zilog Z8000 */
1582 #define bfd_mach_z8001 1
1583 #define bfd_mach_z8002 2
1584 bfd_arch_h8500, /* Hitachi H8/500 */
1585 bfd_arch_sh, /* Hitachi SH */
1586 #define bfd_mach_sh 0
1587 #define bfd_mach_sh2 0x20
1588 #define bfd_mach_sh_dsp 0x2d
1589 #define bfd_mach_sh3 0x30
1590 #define bfd_mach_sh3_dsp 0x3d
1591 #define bfd_mach_sh3e 0x3e
1592 #define bfd_mach_sh4 0x40
1593 #define bfd_mach_sh5 0x50
1594 bfd_arch_alpha, /* Dec Alpha */
1595 #define bfd_mach_alpha_ev4 0x10
1596 #define bfd_mach_alpha_ev5 0x20
1597 #define bfd_mach_alpha_ev6 0x30
1598 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1599 #define bfd_mach_arm_2 1
1600 #define bfd_mach_arm_2a 2
1601 #define bfd_mach_arm_3 3
1602 #define bfd_mach_arm_3M 4
1603 #define bfd_mach_arm_4 5
1604 #define bfd_mach_arm_4T 6
1605 #define bfd_mach_arm_5 7
1606 #define bfd_mach_arm_5T 8
1607 #define bfd_mach_arm_5TE 9
1608 #define bfd_mach_arm_XScale 10
1609 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1610 bfd_arch_w65, /* WDC 65816 */
1611 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1612 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1613 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1614 bfd_arch_v850, /* NEC V850 */
1615 #define bfd_mach_v850 0
1616 #define bfd_mach_v850e 'E'
1617 #define bfd_mach_v850ea 'A'
1618 bfd_arch_arc, /* ARC Cores */
1619 #define bfd_mach_arc_5 0
1620 #define bfd_mach_arc_6 1
1621 #define bfd_mach_arc_7 2
1622 #define bfd_mach_arc_8 3
1623 bfd_arch_m32r, /* Mitsubishi M32R/D */
1624 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1625 #define bfd_mach_m32rx 'x'
1626 bfd_arch_mn10200, /* Matsushita MN10200 */
1627 bfd_arch_mn10300, /* Matsushita MN10300 */
1628 #define bfd_mach_mn10300 300
1629 #define bfd_mach_am33 330
1630 bfd_arch_fr30,
1631 #define bfd_mach_fr30 0x46523330
1632 bfd_arch_mcore,
1633 bfd_arch_ia64, /* HP/Intel ia64 */
1634 #define bfd_mach_ia64_elf64 0
1635 #define bfd_mach_ia64_elf32 1
1636 bfd_arch_pj,
1637 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1638 #define bfd_mach_avr1 1
1639 #define bfd_mach_avr2 2
1640 #define bfd_mach_avr3 3
1641 #define bfd_mach_avr4 4
1642 #define bfd_mach_avr5 5
1643 bfd_arch_cris, /* Axis CRIS */
1644 bfd_arch_s390, /* IBM s390 */
1645 #define bfd_mach_s390_31 0
1646 #define bfd_mach_s390_64 1
1647 bfd_arch_openrisc, /* OpenRISC */
1648 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1649 bfd_arch_xstormy16,
1650 #define bfd_mach_xstormy16 0
1651 bfd_arch_last
1654 typedef struct bfd_arch_info
1656 int bits_per_word;
1657 int bits_per_address;
1658 int bits_per_byte;
1659 enum bfd_architecture arch;
1660 unsigned long mach;
1661 const char *arch_name;
1662 const char *printable_name;
1663 unsigned int section_align_power;
1664 /* True if this is the default machine for the architecture.
1665 The default arch should be the first entry for an arch so that
1666 all the entries for that arch can be accessed via <<next>>. */
1667 boolean the_default;
1668 const struct bfd_arch_info * (*compatible)
1669 PARAMS ((const struct bfd_arch_info *a,
1670 const struct bfd_arch_info *b));
1672 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1674 const struct bfd_arch_info *next;
1676 bfd_arch_info_type;
1678 const char *
1679 bfd_printable_name PARAMS ((bfd *abfd));
1681 const bfd_arch_info_type *
1682 bfd_scan_arch PARAMS ((const char *string));
1684 const char **
1685 bfd_arch_list PARAMS ((void));
1687 const bfd_arch_info_type *
1688 bfd_arch_get_compatible PARAMS ((
1689 const bfd *abfd,
1690 const bfd *bbfd));
1692 void
1693 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1695 enum bfd_architecture
1696 bfd_get_arch PARAMS ((bfd *abfd));
1698 unsigned long
1699 bfd_get_mach PARAMS ((bfd *abfd));
1701 unsigned int
1702 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1704 unsigned int
1705 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1707 const bfd_arch_info_type *
1708 bfd_get_arch_info PARAMS ((bfd *abfd));
1710 const bfd_arch_info_type *
1711 bfd_lookup_arch PARAMS ((enum bfd_architecture
1712 arch,
1713 unsigned long machine));
1715 const char *
1716 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1718 unsigned int
1719 bfd_octets_per_byte PARAMS ((bfd *abfd));
1721 unsigned int
1722 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1723 unsigned long machine));
1725 typedef enum bfd_reloc_status
1727 /* No errors detected. */
1728 bfd_reloc_ok,
1730 /* The relocation was performed, but there was an overflow. */
1731 bfd_reloc_overflow,
1733 /* The address to relocate was not within the section supplied. */
1734 bfd_reloc_outofrange,
1736 /* Used by special functions. */
1737 bfd_reloc_continue,
1739 /* Unsupported relocation size requested. */
1740 bfd_reloc_notsupported,
1742 /* Unused. */
1743 bfd_reloc_other,
1745 /* The symbol to relocate against was undefined. */
1746 bfd_reloc_undefined,
1748 /* The relocation was performed, but may not be ok - presently
1749 generated only when linking i960 coff files with i960 b.out
1750 symbols. If this type is returned, the error_message argument
1751 to bfd_perform_relocation will be set. */
1752 bfd_reloc_dangerous
1754 bfd_reloc_status_type;
1757 typedef struct reloc_cache_entry
1759 /* A pointer into the canonical table of pointers. */
1760 struct symbol_cache_entry **sym_ptr_ptr;
1762 /* offset in section. */
1763 bfd_size_type address;
1765 /* addend for relocation value. */
1766 bfd_vma addend;
1768 /* Pointer to how to perform the required relocation. */
1769 reloc_howto_type *howto;
1772 arelent;
1774 enum complain_overflow
1776 /* Do not complain on overflow. */
1777 complain_overflow_dont,
1779 /* Complain if the bitfield overflows, whether it is considered
1780 as signed or unsigned. */
1781 complain_overflow_bitfield,
1783 /* Complain if the value overflows when considered as signed
1784 number. */
1785 complain_overflow_signed,
1787 /* Complain if the value overflows when considered as an
1788 unsigned number. */
1789 complain_overflow_unsigned
1792 struct reloc_howto_struct
1794 /* The type field has mainly a documentary use - the back end can
1795 do what it wants with it, though normally the back end's
1796 external idea of what a reloc number is stored
1797 in this field. For example, a PC relative word relocation
1798 in a coff environment has the type 023 - because that's
1799 what the outside world calls a R_PCRWORD reloc. */
1800 unsigned int type;
1802 /* The value the final relocation is shifted right by. This drops
1803 unwanted data from the relocation. */
1804 unsigned int rightshift;
1806 /* The size of the item to be relocated. This is *not* a
1807 power-of-two measure. To get the number of bytes operated
1808 on by a type of relocation, use bfd_get_reloc_size. */
1809 int size;
1811 /* The number of bits in the item to be relocated. This is used
1812 when doing overflow checking. */
1813 unsigned int bitsize;
1815 /* Notes that the relocation is relative to the location in the
1816 data section of the addend. The relocation function will
1817 subtract from the relocation value the address of the location
1818 being relocated. */
1819 boolean pc_relative;
1821 /* The bit position of the reloc value in the destination.
1822 The relocated value is left shifted by this amount. */
1823 unsigned int bitpos;
1825 /* What type of overflow error should be checked for when
1826 relocating. */
1827 enum complain_overflow complain_on_overflow;
1829 /* If this field is non null, then the supplied function is
1830 called rather than the normal function. This allows really
1831 strange relocation methods to be accomodated (e.g., i960 callj
1832 instructions). */
1833 bfd_reloc_status_type (*special_function)
1834 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1835 bfd *, char **));
1837 /* The textual name of the relocation type. */
1838 char *name;
1840 /* Some formats record a relocation addend in the section contents
1841 rather than with the relocation. For ELF formats this is the
1842 distinction between USE_REL and USE_RELA (though the code checks
1843 for USE_REL == 1/0). The value of this field is TRUE if the
1844 addend is recorded with the section contents; when performing a
1845 partial link (ld -r) the section contents (the data) will be
1846 modified. The value of this field is FALSE if addends are
1847 recorded with the relocation (in arelent.addend); when performing
1848 a partial link the relocation will be modified.
1849 All relocations for all ELF USE_RELA targets should set this field
1850 to FALSE (values of TRUE should be looked on with suspicion).
1851 However, the converse is not true: not all relocations of all ELF
1852 USE_REL targets set this field to TRUE. Why this is so is peculiar
1853 to each particular target. For relocs that aren't used in partial
1854 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1855 boolean partial_inplace;
1857 /* The src_mask selects which parts of the read in data
1858 are to be used in the relocation sum. E.g., if this was an 8 bit
1859 byte of data which we read and relocated, this would be
1860 0x000000ff. When we have relocs which have an addend, such as
1861 sun4 extended relocs, the value in the offset part of a
1862 relocating field is garbage so we never use it. In this case
1863 the mask would be 0x00000000. */
1864 bfd_vma src_mask;
1866 /* The dst_mask selects which parts of the instruction are replaced
1867 into the instruction. In most cases src_mask == dst_mask,
1868 except in the above special case, where dst_mask would be
1869 0x000000ff, and src_mask would be 0x00000000. */
1870 bfd_vma dst_mask;
1872 /* When some formats create PC relative instructions, they leave
1873 the value of the pc of the place being relocated in the offset
1874 slot of the instruction, so that a PC relative relocation can
1875 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1876 Some formats leave the displacement part of an instruction
1877 empty (e.g., m88k bcs); this flag signals the fact. */
1878 boolean pcrel_offset;
1881 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1882 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1883 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1884 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1885 NAME, false, 0, 0, IN)
1887 #define EMPTY_HOWTO(C) \
1888 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1889 NULL, false, 0, 0, false)
1891 #define HOWTO_PREPARE(relocation, symbol) \
1893 if (symbol != (asymbol *) NULL) \
1895 if (bfd_is_com_section (symbol->section)) \
1897 relocation = 0; \
1899 else \
1901 relocation = symbol->value; \
1906 unsigned int
1907 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1909 typedef struct relent_chain
1911 arelent relent;
1912 struct relent_chain *next;
1914 arelent_chain;
1916 bfd_reloc_status_type
1917 bfd_check_overflow PARAMS ((enum complain_overflow how,
1918 unsigned int bitsize,
1919 unsigned int rightshift,
1920 unsigned int addrsize,
1921 bfd_vma relocation));
1923 bfd_reloc_status_type
1924 bfd_perform_relocation PARAMS ((bfd *abfd,
1925 arelent *reloc_entry,
1926 PTR data,
1927 asection *input_section,
1928 bfd *output_bfd,
1929 char **error_message));
1931 bfd_reloc_status_type
1932 bfd_install_relocation PARAMS ((bfd *abfd,
1933 arelent *reloc_entry,
1934 PTR data, bfd_vma data_start,
1935 asection *input_section,
1936 char **error_message));
1938 enum bfd_reloc_code_real {
1939 _dummy_first_bfd_reloc_code_real,
1942 /* Basic absolute relocations of N bits. */
1943 BFD_RELOC_64,
1944 BFD_RELOC_32,
1945 BFD_RELOC_26,
1946 BFD_RELOC_24,
1947 BFD_RELOC_16,
1948 BFD_RELOC_14,
1949 BFD_RELOC_8,
1951 /* PC-relative relocations. Sometimes these are relative to the address
1952 of the relocation itself; sometimes they are relative to the start of
1953 the section containing the relocation. It depends on the specific target.
1955 The 24-bit relocation is used in some Intel 960 configurations. */
1956 BFD_RELOC_64_PCREL,
1957 BFD_RELOC_32_PCREL,
1958 BFD_RELOC_24_PCREL,
1959 BFD_RELOC_16_PCREL,
1960 BFD_RELOC_12_PCREL,
1961 BFD_RELOC_8_PCREL,
1963 /* For ELF. */
1964 BFD_RELOC_32_GOT_PCREL,
1965 BFD_RELOC_16_GOT_PCREL,
1966 BFD_RELOC_8_GOT_PCREL,
1967 BFD_RELOC_32_GOTOFF,
1968 BFD_RELOC_16_GOTOFF,
1969 BFD_RELOC_LO16_GOTOFF,
1970 BFD_RELOC_HI16_GOTOFF,
1971 BFD_RELOC_HI16_S_GOTOFF,
1972 BFD_RELOC_8_GOTOFF,
1973 BFD_RELOC_64_PLT_PCREL,
1974 BFD_RELOC_32_PLT_PCREL,
1975 BFD_RELOC_24_PLT_PCREL,
1976 BFD_RELOC_16_PLT_PCREL,
1977 BFD_RELOC_8_PLT_PCREL,
1978 BFD_RELOC_64_PLTOFF,
1979 BFD_RELOC_32_PLTOFF,
1980 BFD_RELOC_16_PLTOFF,
1981 BFD_RELOC_LO16_PLTOFF,
1982 BFD_RELOC_HI16_PLTOFF,
1983 BFD_RELOC_HI16_S_PLTOFF,
1984 BFD_RELOC_8_PLTOFF,
1986 /* Relocations used by 68K ELF. */
1987 BFD_RELOC_68K_GLOB_DAT,
1988 BFD_RELOC_68K_JMP_SLOT,
1989 BFD_RELOC_68K_RELATIVE,
1991 /* Linkage-table relative. */
1992 BFD_RELOC_32_BASEREL,
1993 BFD_RELOC_16_BASEREL,
1994 BFD_RELOC_LO16_BASEREL,
1995 BFD_RELOC_HI16_BASEREL,
1996 BFD_RELOC_HI16_S_BASEREL,
1997 BFD_RELOC_8_BASEREL,
1998 BFD_RELOC_RVA,
2000 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
2001 BFD_RELOC_8_FFnn,
2003 /* These PC-relative relocations are stored as word displacements --
2004 i.e., byte displacements shifted right two bits. The 30-bit word
2005 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
2006 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
2007 signed 16-bit displacement is used on the MIPS, and the 23-bit
2008 displacement is used on the Alpha. */
2009 BFD_RELOC_32_PCREL_S2,
2010 BFD_RELOC_16_PCREL_S2,
2011 BFD_RELOC_23_PCREL_S2,
2013 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
2014 the target word. These are used on the SPARC. */
2015 BFD_RELOC_HI22,
2016 BFD_RELOC_LO10,
2018 /* For systems that allocate a Global Pointer register, these are
2019 displacements off that register. These relocation types are
2020 handled specially, because the value the register will have is
2021 decided relatively late. */
2022 BFD_RELOC_GPREL16,
2023 BFD_RELOC_GPREL32,
2025 /* Reloc types used for i960/b.out. */
2026 BFD_RELOC_I960_CALLJ,
2028 /* SPARC ELF relocations. There is probably some overlap with other
2029 relocation types already defined. */
2030 BFD_RELOC_NONE,
2031 BFD_RELOC_SPARC_WDISP22,
2032 BFD_RELOC_SPARC22,
2033 BFD_RELOC_SPARC13,
2034 BFD_RELOC_SPARC_GOT10,
2035 BFD_RELOC_SPARC_GOT13,
2036 BFD_RELOC_SPARC_GOT22,
2037 BFD_RELOC_SPARC_PC10,
2038 BFD_RELOC_SPARC_PC22,
2039 BFD_RELOC_SPARC_WPLT30,
2040 BFD_RELOC_SPARC_COPY,
2041 BFD_RELOC_SPARC_GLOB_DAT,
2042 BFD_RELOC_SPARC_JMP_SLOT,
2043 BFD_RELOC_SPARC_RELATIVE,
2044 BFD_RELOC_SPARC_UA16,
2045 BFD_RELOC_SPARC_UA32,
2046 BFD_RELOC_SPARC_UA64,
2048 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2049 BFD_RELOC_SPARC_BASE13,
2050 BFD_RELOC_SPARC_BASE22,
2052 /* SPARC64 relocations */
2053 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2054 BFD_RELOC_SPARC_10,
2055 BFD_RELOC_SPARC_11,
2056 BFD_RELOC_SPARC_OLO10,
2057 BFD_RELOC_SPARC_HH22,
2058 BFD_RELOC_SPARC_HM10,
2059 BFD_RELOC_SPARC_LM22,
2060 BFD_RELOC_SPARC_PC_HH22,
2061 BFD_RELOC_SPARC_PC_HM10,
2062 BFD_RELOC_SPARC_PC_LM22,
2063 BFD_RELOC_SPARC_WDISP16,
2064 BFD_RELOC_SPARC_WDISP19,
2065 BFD_RELOC_SPARC_7,
2066 BFD_RELOC_SPARC_6,
2067 BFD_RELOC_SPARC_5,
2068 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2069 BFD_RELOC_SPARC_PLT32,
2070 BFD_RELOC_SPARC_PLT64,
2071 BFD_RELOC_SPARC_HIX22,
2072 BFD_RELOC_SPARC_LOX10,
2073 BFD_RELOC_SPARC_H44,
2074 BFD_RELOC_SPARC_M44,
2075 BFD_RELOC_SPARC_L44,
2076 BFD_RELOC_SPARC_REGISTER,
2078 /* SPARC little endian relocation */
2079 BFD_RELOC_SPARC_REV32,
2081 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2082 "addend" in some special way.
2083 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2084 writing; when reading, it will be the absolute section symbol. The
2085 addend is the displacement in bytes of the "lda" instruction from
2086 the "ldah" instruction (which is at the address of this reloc). */
2087 BFD_RELOC_ALPHA_GPDISP_HI16,
2089 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2090 with GPDISP_HI16 relocs. The addend is ignored when writing the
2091 relocations out, and is filled in with the file's GP value on
2092 reading, for convenience. */
2093 BFD_RELOC_ALPHA_GPDISP_LO16,
2095 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2096 relocation except that there is no accompanying GPDISP_LO16
2097 relocation. */
2098 BFD_RELOC_ALPHA_GPDISP,
2100 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2101 the assembler turns it into a LDQ instruction to load the address of
2102 the symbol, and then fills in a register in the real instruction.
2104 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2105 section symbol. The addend is ignored when writing, but is filled
2106 in with the file's GP value on reading, for convenience, as with the
2107 GPDISP_LO16 reloc.
2109 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2110 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2111 but it generates output not based on the position within the .got
2112 section, but relative to the GP value chosen for the file during the
2113 final link stage.
2115 The LITUSE reloc, on the instruction using the loaded address, gives
2116 information to the linker that it might be able to use to optimize
2117 away some literal section references. The symbol is ignored (read
2118 as the absolute section symbol), and the "addend" indicates the type
2119 of instruction using the register:
2120 1 - "memory" fmt insn
2121 2 - byte-manipulation (byte offset reg)
2122 3 - jsr (target of branch) */
2123 BFD_RELOC_ALPHA_LITERAL,
2124 BFD_RELOC_ALPHA_ELF_LITERAL,
2125 BFD_RELOC_ALPHA_LITUSE,
2127 /* The HINT relocation indicates a value that should be filled into the
2128 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2129 prediction logic which may be provided on some processors. */
2130 BFD_RELOC_ALPHA_HINT,
2132 /* The LINKAGE relocation outputs a linkage pair in the object file,
2133 which is filled by the linker. */
2134 BFD_RELOC_ALPHA_LINKAGE,
2136 /* The CODEADDR relocation outputs a STO_CA in the object file,
2137 which is filled by the linker. */
2138 BFD_RELOC_ALPHA_CODEADDR,
2140 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2141 GP register. */
2142 BFD_RELOC_ALPHA_GPREL_HI16,
2143 BFD_RELOC_ALPHA_GPREL_LO16,
2145 /* Like BFD_RELOC_23_PCREL_S2, except that the source and target must
2146 share a common GP, and the target address is adjusted for
2147 STO_ALPHA_STD_GPLOAD. */
2148 BFD_RELOC_ALPHA_BRSGP,
2150 /* Bits 27..2 of the relocation address shifted right 2 bits;
2151 simple reloc otherwise. */
2152 BFD_RELOC_MIPS_JMP,
2154 /* The MIPS16 jump instruction. */
2155 BFD_RELOC_MIPS16_JMP,
2157 /* MIPS16 GP relative reloc. */
2158 BFD_RELOC_MIPS16_GPREL,
2160 /* High 16 bits of 32-bit value; simple reloc. */
2161 BFD_RELOC_HI16,
2163 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2164 extended and added to form the final result. If the low 16
2165 bits form a negative number, we need to add one to the high value
2166 to compensate for the borrow when the low bits are added. */
2167 BFD_RELOC_HI16_S,
2169 /* Low 16 bits. */
2170 BFD_RELOC_LO16,
2172 /* Like BFD_RELOC_HI16_S, but PC relative. */
2173 BFD_RELOC_PCREL_HI16_S,
2175 /* Like BFD_RELOC_LO16, but PC relative. */
2176 BFD_RELOC_PCREL_LO16,
2178 /* Relocation against a MIPS literal section. */
2179 BFD_RELOC_MIPS_LITERAL,
2181 /* MIPS ELF relocations. */
2182 BFD_RELOC_MIPS_GOT16,
2183 BFD_RELOC_MIPS_CALL16,
2184 BFD_RELOC_MIPS_GOT_HI16,
2185 BFD_RELOC_MIPS_GOT_LO16,
2186 BFD_RELOC_MIPS_CALL_HI16,
2187 BFD_RELOC_MIPS_CALL_LO16,
2188 BFD_RELOC_MIPS_SUB,
2189 BFD_RELOC_MIPS_GOT_PAGE,
2190 BFD_RELOC_MIPS_GOT_OFST,
2191 BFD_RELOC_MIPS_GOT_DISP,
2192 BFD_RELOC_MIPS_SHIFT5,
2193 BFD_RELOC_MIPS_SHIFT6,
2194 BFD_RELOC_MIPS_INSERT_A,
2195 BFD_RELOC_MIPS_INSERT_B,
2196 BFD_RELOC_MIPS_DELETE,
2197 BFD_RELOC_MIPS_HIGHEST,
2198 BFD_RELOC_MIPS_HIGHER,
2199 BFD_RELOC_MIPS_SCN_DISP,
2200 BFD_RELOC_MIPS_REL16,
2201 BFD_RELOC_MIPS_RELGOT,
2202 BFD_RELOC_MIPS_JALR,
2205 /* i386/elf relocations */
2206 BFD_RELOC_386_GOT32,
2207 BFD_RELOC_386_PLT32,
2208 BFD_RELOC_386_COPY,
2209 BFD_RELOC_386_GLOB_DAT,
2210 BFD_RELOC_386_JUMP_SLOT,
2211 BFD_RELOC_386_RELATIVE,
2212 BFD_RELOC_386_GOTOFF,
2213 BFD_RELOC_386_GOTPC,
2215 /* x86-64/elf relocations */
2216 BFD_RELOC_X86_64_GOT32,
2217 BFD_RELOC_X86_64_PLT32,
2218 BFD_RELOC_X86_64_COPY,
2219 BFD_RELOC_X86_64_GLOB_DAT,
2220 BFD_RELOC_X86_64_JUMP_SLOT,
2221 BFD_RELOC_X86_64_RELATIVE,
2222 BFD_RELOC_X86_64_GOTPCREL,
2223 BFD_RELOC_X86_64_32S,
2225 /* ns32k relocations */
2226 BFD_RELOC_NS32K_IMM_8,
2227 BFD_RELOC_NS32K_IMM_16,
2228 BFD_RELOC_NS32K_IMM_32,
2229 BFD_RELOC_NS32K_IMM_8_PCREL,
2230 BFD_RELOC_NS32K_IMM_16_PCREL,
2231 BFD_RELOC_NS32K_IMM_32_PCREL,
2232 BFD_RELOC_NS32K_DISP_8,
2233 BFD_RELOC_NS32K_DISP_16,
2234 BFD_RELOC_NS32K_DISP_32,
2235 BFD_RELOC_NS32K_DISP_8_PCREL,
2236 BFD_RELOC_NS32K_DISP_16_PCREL,
2237 BFD_RELOC_NS32K_DISP_32_PCREL,
2239 /* PDP11 relocations */
2240 BFD_RELOC_PDP11_DISP_8_PCREL,
2241 BFD_RELOC_PDP11_DISP_6_PCREL,
2243 /* Picojava relocs. Not all of these appear in object files. */
2244 BFD_RELOC_PJ_CODE_HI16,
2245 BFD_RELOC_PJ_CODE_LO16,
2246 BFD_RELOC_PJ_CODE_DIR16,
2247 BFD_RELOC_PJ_CODE_DIR32,
2248 BFD_RELOC_PJ_CODE_REL16,
2249 BFD_RELOC_PJ_CODE_REL32,
2251 /* Power(rs6000) and PowerPC relocations. */
2252 BFD_RELOC_PPC_B26,
2253 BFD_RELOC_PPC_BA26,
2254 BFD_RELOC_PPC_TOC16,
2255 BFD_RELOC_PPC_B16,
2256 BFD_RELOC_PPC_B16_BRTAKEN,
2257 BFD_RELOC_PPC_B16_BRNTAKEN,
2258 BFD_RELOC_PPC_BA16,
2259 BFD_RELOC_PPC_BA16_BRTAKEN,
2260 BFD_RELOC_PPC_BA16_BRNTAKEN,
2261 BFD_RELOC_PPC_COPY,
2262 BFD_RELOC_PPC_GLOB_DAT,
2263 BFD_RELOC_PPC_JMP_SLOT,
2264 BFD_RELOC_PPC_RELATIVE,
2265 BFD_RELOC_PPC_LOCAL24PC,
2266 BFD_RELOC_PPC_EMB_NADDR32,
2267 BFD_RELOC_PPC_EMB_NADDR16,
2268 BFD_RELOC_PPC_EMB_NADDR16_LO,
2269 BFD_RELOC_PPC_EMB_NADDR16_HI,
2270 BFD_RELOC_PPC_EMB_NADDR16_HA,
2271 BFD_RELOC_PPC_EMB_SDAI16,
2272 BFD_RELOC_PPC_EMB_SDA2I16,
2273 BFD_RELOC_PPC_EMB_SDA2REL,
2274 BFD_RELOC_PPC_EMB_SDA21,
2275 BFD_RELOC_PPC_EMB_MRKREF,
2276 BFD_RELOC_PPC_EMB_RELSEC16,
2277 BFD_RELOC_PPC_EMB_RELST_LO,
2278 BFD_RELOC_PPC_EMB_RELST_HI,
2279 BFD_RELOC_PPC_EMB_RELST_HA,
2280 BFD_RELOC_PPC_EMB_BIT_FLD,
2281 BFD_RELOC_PPC_EMB_RELSDA,
2282 BFD_RELOC_PPC64_HIGHER,
2283 BFD_RELOC_PPC64_HIGHER_S,
2284 BFD_RELOC_PPC64_HIGHEST,
2285 BFD_RELOC_PPC64_HIGHEST_S,
2286 BFD_RELOC_PPC64_TOC16_LO,
2287 BFD_RELOC_PPC64_TOC16_HI,
2288 BFD_RELOC_PPC64_TOC16_HA,
2289 BFD_RELOC_PPC64_TOC,
2290 BFD_RELOC_PPC64_PLTGOT16,
2291 BFD_RELOC_PPC64_PLTGOT16_LO,
2292 BFD_RELOC_PPC64_PLTGOT16_HI,
2293 BFD_RELOC_PPC64_PLTGOT16_HA,
2294 BFD_RELOC_PPC64_ADDR16_DS,
2295 BFD_RELOC_PPC64_ADDR16_LO_DS,
2296 BFD_RELOC_PPC64_GOT16_DS,
2297 BFD_RELOC_PPC64_GOT16_LO_DS,
2298 BFD_RELOC_PPC64_PLT16_LO_DS,
2299 BFD_RELOC_PPC64_SECTOFF_DS,
2300 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2301 BFD_RELOC_PPC64_TOC16_DS,
2302 BFD_RELOC_PPC64_TOC16_LO_DS,
2303 BFD_RELOC_PPC64_PLTGOT16_DS,
2304 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2306 /* IBM 370/390 relocations */
2307 BFD_RELOC_I370_D12,
2309 /* The type of reloc used to build a contructor table - at the moment
2310 probably a 32 bit wide absolute relocation, but the target can choose.
2311 It generally does map to one of the other relocation types. */
2312 BFD_RELOC_CTOR,
2314 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2315 not stored in the instruction. */
2316 BFD_RELOC_ARM_PCREL_BRANCH,
2318 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2319 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2320 field in the instruction. */
2321 BFD_RELOC_ARM_PCREL_BLX,
2323 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2324 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2325 field in the instruction. */
2326 BFD_RELOC_THUMB_PCREL_BLX,
2328 /* These relocs are only used within the ARM assembler. They are not
2329 (at present) written to any object files. */
2330 BFD_RELOC_ARM_IMMEDIATE,
2331 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2332 BFD_RELOC_ARM_OFFSET_IMM,
2333 BFD_RELOC_ARM_SHIFT_IMM,
2334 BFD_RELOC_ARM_SWI,
2335 BFD_RELOC_ARM_MULTI,
2336 BFD_RELOC_ARM_CP_OFF_IMM,
2337 BFD_RELOC_ARM_ADR_IMM,
2338 BFD_RELOC_ARM_LDR_IMM,
2339 BFD_RELOC_ARM_LITERAL,
2340 BFD_RELOC_ARM_IN_POOL,
2341 BFD_RELOC_ARM_OFFSET_IMM8,
2342 BFD_RELOC_ARM_HWLITERAL,
2343 BFD_RELOC_ARM_THUMB_ADD,
2344 BFD_RELOC_ARM_THUMB_IMM,
2345 BFD_RELOC_ARM_THUMB_SHIFT,
2346 BFD_RELOC_ARM_THUMB_OFFSET,
2347 BFD_RELOC_ARM_GOT12,
2348 BFD_RELOC_ARM_GOT32,
2349 BFD_RELOC_ARM_JUMP_SLOT,
2350 BFD_RELOC_ARM_COPY,
2351 BFD_RELOC_ARM_GLOB_DAT,
2352 BFD_RELOC_ARM_PLT32,
2353 BFD_RELOC_ARM_RELATIVE,
2354 BFD_RELOC_ARM_GOTOFF,
2355 BFD_RELOC_ARM_GOTPC,
2357 /* Hitachi SH relocs. Not all of these appear in object files. */
2358 BFD_RELOC_SH_PCDISP8BY2,
2359 BFD_RELOC_SH_PCDISP12BY2,
2360 BFD_RELOC_SH_IMM4,
2361 BFD_RELOC_SH_IMM4BY2,
2362 BFD_RELOC_SH_IMM4BY4,
2363 BFD_RELOC_SH_IMM8,
2364 BFD_RELOC_SH_IMM8BY2,
2365 BFD_RELOC_SH_IMM8BY4,
2366 BFD_RELOC_SH_PCRELIMM8BY2,
2367 BFD_RELOC_SH_PCRELIMM8BY4,
2368 BFD_RELOC_SH_SWITCH16,
2369 BFD_RELOC_SH_SWITCH32,
2370 BFD_RELOC_SH_USES,
2371 BFD_RELOC_SH_COUNT,
2372 BFD_RELOC_SH_ALIGN,
2373 BFD_RELOC_SH_CODE,
2374 BFD_RELOC_SH_DATA,
2375 BFD_RELOC_SH_LABEL,
2376 BFD_RELOC_SH_LOOP_START,
2377 BFD_RELOC_SH_LOOP_END,
2378 BFD_RELOC_SH_COPY,
2379 BFD_RELOC_SH_GLOB_DAT,
2380 BFD_RELOC_SH_JMP_SLOT,
2381 BFD_RELOC_SH_RELATIVE,
2382 BFD_RELOC_SH_GOTPC,
2383 BFD_RELOC_SH_GOT_LOW16,
2384 BFD_RELOC_SH_GOT_MEDLOW16,
2385 BFD_RELOC_SH_GOT_MEDHI16,
2386 BFD_RELOC_SH_GOT_HI16,
2387 BFD_RELOC_SH_GOTPLT_LOW16,
2388 BFD_RELOC_SH_GOTPLT_MEDLOW16,
2389 BFD_RELOC_SH_GOTPLT_MEDHI16,
2390 BFD_RELOC_SH_GOTPLT_HI16,
2391 BFD_RELOC_SH_PLT_LOW16,
2392 BFD_RELOC_SH_PLT_MEDLOW16,
2393 BFD_RELOC_SH_PLT_MEDHI16,
2394 BFD_RELOC_SH_PLT_HI16,
2395 BFD_RELOC_SH_GOTOFF_LOW16,
2396 BFD_RELOC_SH_GOTOFF_MEDLOW16,
2397 BFD_RELOC_SH_GOTOFF_MEDHI16,
2398 BFD_RELOC_SH_GOTOFF_HI16,
2399 BFD_RELOC_SH_GOTPC_LOW16,
2400 BFD_RELOC_SH_GOTPC_MEDLOW16,
2401 BFD_RELOC_SH_GOTPC_MEDHI16,
2402 BFD_RELOC_SH_GOTPC_HI16,
2403 BFD_RELOC_SH_COPY64,
2404 BFD_RELOC_SH_GLOB_DAT64,
2405 BFD_RELOC_SH_JMP_SLOT64,
2406 BFD_RELOC_SH_RELATIVE64,
2407 BFD_RELOC_SH_GOT10BY4,
2408 BFD_RELOC_SH_GOT10BY8,
2409 BFD_RELOC_SH_GOTPLT10BY4,
2410 BFD_RELOC_SH_GOTPLT10BY8,
2411 BFD_RELOC_SH_GOTPLT32,
2412 BFD_RELOC_SH_SHMEDIA_CODE,
2413 BFD_RELOC_SH_IMMU5,
2414 BFD_RELOC_SH_IMMS6,
2415 BFD_RELOC_SH_IMMS6BY32,
2416 BFD_RELOC_SH_IMMU6,
2417 BFD_RELOC_SH_IMMS10,
2418 BFD_RELOC_SH_IMMS10BY2,
2419 BFD_RELOC_SH_IMMS10BY4,
2420 BFD_RELOC_SH_IMMS10BY8,
2421 BFD_RELOC_SH_IMMS16,
2422 BFD_RELOC_SH_IMMU16,
2423 BFD_RELOC_SH_IMM_LOW16,
2424 BFD_RELOC_SH_IMM_LOW16_PCREL,
2425 BFD_RELOC_SH_IMM_MEDLOW16,
2426 BFD_RELOC_SH_IMM_MEDLOW16_PCREL,
2427 BFD_RELOC_SH_IMM_MEDHI16,
2428 BFD_RELOC_SH_IMM_MEDHI16_PCREL,
2429 BFD_RELOC_SH_IMM_HI16,
2430 BFD_RELOC_SH_IMM_HI16_PCREL,
2431 BFD_RELOC_SH_PT_16,
2433 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2434 be zero and is not stored in the instruction. */
2435 BFD_RELOC_THUMB_PCREL_BRANCH9,
2436 BFD_RELOC_THUMB_PCREL_BRANCH12,
2437 BFD_RELOC_THUMB_PCREL_BRANCH23,
2439 /* ARC Cores relocs.
2440 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2441 not stored in the instruction. The high 20 bits are installed in bits 26
2442 through 7 of the instruction. */
2443 BFD_RELOC_ARC_B22_PCREL,
2445 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2446 stored in the instruction. The high 24 bits are installed in bits 23
2447 through 0. */
2448 BFD_RELOC_ARC_B26,
2450 /* Mitsubishi D10V relocs.
2451 This is a 10-bit reloc with the right 2 bits
2452 assumed to be 0. */
2453 BFD_RELOC_D10V_10_PCREL_R,
2455 /* Mitsubishi D10V relocs.
2456 This is a 10-bit reloc with the right 2 bits
2457 assumed to be 0. This is the same as the previous reloc
2458 except it is in the left container, i.e.,
2459 shifted left 15 bits. */
2460 BFD_RELOC_D10V_10_PCREL_L,
2462 /* This is an 18-bit reloc with the right 2 bits
2463 assumed to be 0. */
2464 BFD_RELOC_D10V_18,
2466 /* This is an 18-bit reloc with the right 2 bits
2467 assumed to be 0. */
2468 BFD_RELOC_D10V_18_PCREL,
2470 /* Mitsubishi D30V relocs.
2471 This is a 6-bit absolute reloc. */
2472 BFD_RELOC_D30V_6,
2474 /* This is a 6-bit pc-relative reloc with
2475 the right 3 bits assumed to be 0. */
2476 BFD_RELOC_D30V_9_PCREL,
2478 /* This is a 6-bit pc-relative reloc with
2479 the right 3 bits assumed to be 0. Same
2480 as the previous reloc but on the right side
2481 of the container. */
2482 BFD_RELOC_D30V_9_PCREL_R,
2484 /* This is a 12-bit absolute reloc with the
2485 right 3 bitsassumed to be 0. */
2486 BFD_RELOC_D30V_15,
2488 /* This is a 12-bit pc-relative reloc with
2489 the right 3 bits assumed to be 0. */
2490 BFD_RELOC_D30V_15_PCREL,
2492 /* This is a 12-bit pc-relative reloc with
2493 the right 3 bits assumed to be 0. Same
2494 as the previous reloc but on the right side
2495 of the container. */
2496 BFD_RELOC_D30V_15_PCREL_R,
2498 /* This is an 18-bit absolute reloc with
2499 the right 3 bits assumed to be 0. */
2500 BFD_RELOC_D30V_21,
2502 /* This is an 18-bit pc-relative reloc with
2503 the right 3 bits assumed to be 0. */
2504 BFD_RELOC_D30V_21_PCREL,
2506 /* This is an 18-bit pc-relative reloc with
2507 the right 3 bits assumed to be 0. Same
2508 as the previous reloc but on the right side
2509 of the container. */
2510 BFD_RELOC_D30V_21_PCREL_R,
2512 /* This is a 32-bit absolute reloc. */
2513 BFD_RELOC_D30V_32,
2515 /* This is a 32-bit pc-relative reloc. */
2516 BFD_RELOC_D30V_32_PCREL,
2518 /* Mitsubishi M32R relocs.
2519 This is a 24 bit absolute address. */
2520 BFD_RELOC_M32R_24,
2522 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2523 BFD_RELOC_M32R_10_PCREL,
2525 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2526 BFD_RELOC_M32R_18_PCREL,
2528 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2529 BFD_RELOC_M32R_26_PCREL,
2531 /* This is a 16-bit reloc containing the high 16 bits of an address
2532 used when the lower 16 bits are treated as unsigned. */
2533 BFD_RELOC_M32R_HI16_ULO,
2535 /* This is a 16-bit reloc containing the high 16 bits of an address
2536 used when the lower 16 bits are treated as signed. */
2537 BFD_RELOC_M32R_HI16_SLO,
2539 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2540 BFD_RELOC_M32R_LO16,
2542 /* This is a 16-bit reloc containing the small data area offset for use in
2543 add3, load, and store instructions. */
2544 BFD_RELOC_M32R_SDA16,
2546 /* This is a 9-bit reloc */
2547 BFD_RELOC_V850_9_PCREL,
2549 /* This is a 22-bit reloc */
2550 BFD_RELOC_V850_22_PCREL,
2552 /* This is a 16 bit offset from the short data area pointer. */
2553 BFD_RELOC_V850_SDA_16_16_OFFSET,
2555 /* This is a 16 bit offset (of which only 15 bits are used) from the
2556 short data area pointer. */
2557 BFD_RELOC_V850_SDA_15_16_OFFSET,
2559 /* This is a 16 bit offset from the zero data area pointer. */
2560 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2562 /* This is a 16 bit offset (of which only 15 bits are used) from the
2563 zero data area pointer. */
2564 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2566 /* This is an 8 bit offset (of which only 6 bits are used) from the
2567 tiny data area pointer. */
2568 BFD_RELOC_V850_TDA_6_8_OFFSET,
2570 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2571 data area pointer. */
2572 BFD_RELOC_V850_TDA_7_8_OFFSET,
2574 /* This is a 7 bit offset from the tiny data area pointer. */
2575 BFD_RELOC_V850_TDA_7_7_OFFSET,
2577 /* This is a 16 bit offset from the tiny data area pointer. */
2578 BFD_RELOC_V850_TDA_16_16_OFFSET,
2580 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2581 data area pointer. */
2582 BFD_RELOC_V850_TDA_4_5_OFFSET,
2584 /* This is a 4 bit offset from the tiny data area pointer. */
2585 BFD_RELOC_V850_TDA_4_4_OFFSET,
2587 /* This is a 16 bit offset from the short data area pointer, with the
2588 bits placed non-contigously in the instruction. */
2589 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2591 /* This is a 16 bit offset from the zero data area pointer, with the
2592 bits placed non-contigously in the instruction. */
2593 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2595 /* This is a 6 bit offset from the call table base pointer. */
2596 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2598 /* This is a 16 bit offset from the call table base pointer. */
2599 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2602 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2603 instruction. */
2604 BFD_RELOC_MN10300_32_PCREL,
2606 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2607 instruction. */
2608 BFD_RELOC_MN10300_16_PCREL,
2610 /* This is a 8bit DP reloc for the tms320c30, where the most
2611 significant 8 bits of a 24 bit word are placed into the least
2612 significant 8 bits of the opcode. */
2613 BFD_RELOC_TIC30_LDP,
2615 /* This is a 7bit reloc for the tms320c54x, where the least
2616 significant 7 bits of a 16 bit word are placed into the least
2617 significant 7 bits of the opcode. */
2618 BFD_RELOC_TIC54X_PARTLS7,
2620 /* This is a 9bit DP reloc for the tms320c54x, where the most
2621 significant 9 bits of a 16 bit word are placed into the least
2622 significant 9 bits of the opcode. */
2623 BFD_RELOC_TIC54X_PARTMS9,
2625 /* This is an extended address 23-bit reloc for the tms320c54x. */
2626 BFD_RELOC_TIC54X_23,
2628 /* This is a 16-bit reloc for the tms320c54x, where the least
2629 significant 16 bits of a 23-bit extended address are placed into
2630 the opcode. */
2631 BFD_RELOC_TIC54X_16_OF_23,
2633 /* This is a reloc for the tms320c54x, where the most
2634 significant 7 bits of a 23-bit extended address are placed into
2635 the opcode. */
2636 BFD_RELOC_TIC54X_MS7_OF_23,
2638 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2639 BFD_RELOC_FR30_48,
2641 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2642 two sections. */
2643 BFD_RELOC_FR30_20,
2645 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2646 4 bits. */
2647 BFD_RELOC_FR30_6_IN_4,
2649 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2650 into 8 bits. */
2651 BFD_RELOC_FR30_8_IN_8,
2653 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2654 into 8 bits. */
2655 BFD_RELOC_FR30_9_IN_8,
2657 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2658 into 8 bits. */
2659 BFD_RELOC_FR30_10_IN_8,
2661 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2662 short offset into 8 bits. */
2663 BFD_RELOC_FR30_9_PCREL,
2665 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2666 short offset into 11 bits. */
2667 BFD_RELOC_FR30_12_PCREL,
2669 /* Motorola Mcore relocations. */
2670 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2671 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2672 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2673 BFD_RELOC_MCORE_PCREL_32,
2674 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2675 BFD_RELOC_MCORE_RVA,
2677 /* These are relocations for the GETA instruction. */
2678 BFD_RELOC_MMIX_GETA,
2679 BFD_RELOC_MMIX_GETA_1,
2680 BFD_RELOC_MMIX_GETA_2,
2681 BFD_RELOC_MMIX_GETA_3,
2683 /* These are relocations for a conditional branch instruction. */
2684 BFD_RELOC_MMIX_CBRANCH,
2685 BFD_RELOC_MMIX_CBRANCH_J,
2686 BFD_RELOC_MMIX_CBRANCH_1,
2687 BFD_RELOC_MMIX_CBRANCH_2,
2688 BFD_RELOC_MMIX_CBRANCH_3,
2690 /* These are relocations for the PUSHJ instruction. */
2691 BFD_RELOC_MMIX_PUSHJ,
2692 BFD_RELOC_MMIX_PUSHJ_1,
2693 BFD_RELOC_MMIX_PUSHJ_2,
2694 BFD_RELOC_MMIX_PUSHJ_3,
2696 /* These are relocations for the JMP instruction. */
2697 BFD_RELOC_MMIX_JMP,
2698 BFD_RELOC_MMIX_JMP_1,
2699 BFD_RELOC_MMIX_JMP_2,
2700 BFD_RELOC_MMIX_JMP_3,
2702 /* This is a relocation for a relative address as in a GETA instruction or
2703 a branch. */
2704 BFD_RELOC_MMIX_ADDR19,
2706 /* This is a relocation for a relative address as in a JMP instruction. */
2707 BFD_RELOC_MMIX_ADDR27,
2709 /* This is a relocation for an instruction field that may be a general
2710 register or a value 0..255. */
2711 BFD_RELOC_MMIX_REG_OR_BYTE,
2713 /* This is a relocation for an instruction field that may be a general
2714 register. */
2715 BFD_RELOC_MMIX_REG,
2717 /* This is a relocation for two instruction fields holding a register and
2718 an offset, the equivalent of the relocation. */
2719 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2721 /* This relocation is an assertion that the expression is not allocated as
2722 a global register. It does not modify contents. */
2723 BFD_RELOC_MMIX_LOCAL,
2725 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2726 short offset into 7 bits. */
2727 BFD_RELOC_AVR_7_PCREL,
2729 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2730 short offset into 12 bits. */
2731 BFD_RELOC_AVR_13_PCREL,
2733 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2734 program memory address) into 16 bits. */
2735 BFD_RELOC_AVR_16_PM,
2737 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2738 data memory address) into 8 bit immediate value of LDI insn. */
2739 BFD_RELOC_AVR_LO8_LDI,
2741 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2742 of data memory address) into 8 bit immediate value of LDI insn. */
2743 BFD_RELOC_AVR_HI8_LDI,
2745 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2746 of program memory address) into 8 bit immediate value of LDI insn. */
2747 BFD_RELOC_AVR_HH8_LDI,
2749 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2750 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2751 BFD_RELOC_AVR_LO8_LDI_NEG,
2753 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2754 (high 8 bit of data memory address) into 8 bit immediate value of
2755 SUBI insn. */
2756 BFD_RELOC_AVR_HI8_LDI_NEG,
2758 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2759 (most high 8 bit of program memory address) into 8 bit immediate value
2760 of LDI or SUBI insn. */
2761 BFD_RELOC_AVR_HH8_LDI_NEG,
2763 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2764 command address) into 8 bit immediate value of LDI insn. */
2765 BFD_RELOC_AVR_LO8_LDI_PM,
2767 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2768 of command address) into 8 bit immediate value of LDI insn. */
2769 BFD_RELOC_AVR_HI8_LDI_PM,
2771 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2772 of command address) into 8 bit immediate value of LDI insn. */
2773 BFD_RELOC_AVR_HH8_LDI_PM,
2775 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2776 (usually command address) into 8 bit immediate value of SUBI insn. */
2777 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2779 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2780 (high 8 bit of 16 bit command address) into 8 bit immediate value
2781 of SUBI insn. */
2782 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2784 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2785 (high 6 bit of 22 bit command address) into 8 bit immediate
2786 value of SUBI insn. */
2787 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2789 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2790 into 22 bits. */
2791 BFD_RELOC_AVR_CALL,
2793 /* Direct 12 bit. */
2794 BFD_RELOC_390_12,
2796 /* 12 bit GOT offset. */
2797 BFD_RELOC_390_GOT12,
2799 /* 32 bit PC relative PLT address. */
2800 BFD_RELOC_390_PLT32,
2802 /* Copy symbol at runtime. */
2803 BFD_RELOC_390_COPY,
2805 /* Create GOT entry. */
2806 BFD_RELOC_390_GLOB_DAT,
2808 /* Create PLT entry. */
2809 BFD_RELOC_390_JMP_SLOT,
2811 /* Adjust by program base. */
2812 BFD_RELOC_390_RELATIVE,
2814 /* 32 bit PC relative offset to GOT. */
2815 BFD_RELOC_390_GOTPC,
2817 /* 16 bit GOT offset. */
2818 BFD_RELOC_390_GOT16,
2820 /* PC relative 16 bit shifted by 1. */
2821 BFD_RELOC_390_PC16DBL,
2823 /* 16 bit PC rel. PLT shifted by 1. */
2824 BFD_RELOC_390_PLT16DBL,
2826 /* PC relative 32 bit shifted by 1. */
2827 BFD_RELOC_390_PC32DBL,
2829 /* 32 bit PC rel. PLT shifted by 1. */
2830 BFD_RELOC_390_PLT32DBL,
2832 /* 32 bit PC rel. GOT shifted by 1. */
2833 BFD_RELOC_390_GOTPCDBL,
2835 /* 64 bit GOT offset. */
2836 BFD_RELOC_390_GOT64,
2838 /* 64 bit PC relative PLT address. */
2839 BFD_RELOC_390_PLT64,
2841 /* 32 bit rel. offset to GOT entry. */
2842 BFD_RELOC_390_GOTENT,
2844 /* These two relocations are used by the linker to determine which of
2845 the entries in a C++ virtual function table are actually used. When
2846 the --gc-sections option is given, the linker will zero out the entries
2847 that are not used, so that the code for those functions need not be
2848 included in the output.
2850 VTABLE_INHERIT is a zero-space relocation used to describe to the
2851 linker the inheritence tree of a C++ virtual function table. The
2852 relocation's symbol should be the parent class' vtable, and the
2853 relocation should be located at the child vtable.
2855 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2856 virtual function table entry. The reloc's symbol should refer to the
2857 table of the class mentioned in the code. Off of that base, an offset
2858 describes the entry that is being used. For Rela hosts, this offset
2859 is stored in the reloc's addend. For Rel hosts, we are forced to put
2860 this offset in the reloc's section offset. */
2861 BFD_RELOC_VTABLE_INHERIT,
2862 BFD_RELOC_VTABLE_ENTRY,
2864 /* Intel IA64 Relocations. */
2865 BFD_RELOC_IA64_IMM14,
2866 BFD_RELOC_IA64_IMM22,
2867 BFD_RELOC_IA64_IMM64,
2868 BFD_RELOC_IA64_DIR32MSB,
2869 BFD_RELOC_IA64_DIR32LSB,
2870 BFD_RELOC_IA64_DIR64MSB,
2871 BFD_RELOC_IA64_DIR64LSB,
2872 BFD_RELOC_IA64_GPREL22,
2873 BFD_RELOC_IA64_GPREL64I,
2874 BFD_RELOC_IA64_GPREL32MSB,
2875 BFD_RELOC_IA64_GPREL32LSB,
2876 BFD_RELOC_IA64_GPREL64MSB,
2877 BFD_RELOC_IA64_GPREL64LSB,
2878 BFD_RELOC_IA64_LTOFF22,
2879 BFD_RELOC_IA64_LTOFF64I,
2880 BFD_RELOC_IA64_PLTOFF22,
2881 BFD_RELOC_IA64_PLTOFF64I,
2882 BFD_RELOC_IA64_PLTOFF64MSB,
2883 BFD_RELOC_IA64_PLTOFF64LSB,
2884 BFD_RELOC_IA64_FPTR64I,
2885 BFD_RELOC_IA64_FPTR32MSB,
2886 BFD_RELOC_IA64_FPTR32LSB,
2887 BFD_RELOC_IA64_FPTR64MSB,
2888 BFD_RELOC_IA64_FPTR64LSB,
2889 BFD_RELOC_IA64_PCREL21B,
2890 BFD_RELOC_IA64_PCREL21BI,
2891 BFD_RELOC_IA64_PCREL21M,
2892 BFD_RELOC_IA64_PCREL21F,
2893 BFD_RELOC_IA64_PCREL22,
2894 BFD_RELOC_IA64_PCREL60B,
2895 BFD_RELOC_IA64_PCREL64I,
2896 BFD_RELOC_IA64_PCREL32MSB,
2897 BFD_RELOC_IA64_PCREL32LSB,
2898 BFD_RELOC_IA64_PCREL64MSB,
2899 BFD_RELOC_IA64_PCREL64LSB,
2900 BFD_RELOC_IA64_LTOFF_FPTR22,
2901 BFD_RELOC_IA64_LTOFF_FPTR64I,
2902 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2903 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
2904 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2905 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
2906 BFD_RELOC_IA64_SEGREL32MSB,
2907 BFD_RELOC_IA64_SEGREL32LSB,
2908 BFD_RELOC_IA64_SEGREL64MSB,
2909 BFD_RELOC_IA64_SEGREL64LSB,
2910 BFD_RELOC_IA64_SECREL32MSB,
2911 BFD_RELOC_IA64_SECREL32LSB,
2912 BFD_RELOC_IA64_SECREL64MSB,
2913 BFD_RELOC_IA64_SECREL64LSB,
2914 BFD_RELOC_IA64_REL32MSB,
2915 BFD_RELOC_IA64_REL32LSB,
2916 BFD_RELOC_IA64_REL64MSB,
2917 BFD_RELOC_IA64_REL64LSB,
2918 BFD_RELOC_IA64_LTV32MSB,
2919 BFD_RELOC_IA64_LTV32LSB,
2920 BFD_RELOC_IA64_LTV64MSB,
2921 BFD_RELOC_IA64_LTV64LSB,
2922 BFD_RELOC_IA64_IPLTMSB,
2923 BFD_RELOC_IA64_IPLTLSB,
2924 BFD_RELOC_IA64_COPY,
2925 BFD_RELOC_IA64_TPREL22,
2926 BFD_RELOC_IA64_TPREL64MSB,
2927 BFD_RELOC_IA64_TPREL64LSB,
2928 BFD_RELOC_IA64_LTOFF_TP22,
2929 BFD_RELOC_IA64_LTOFF22X,
2930 BFD_RELOC_IA64_LDXMOV,
2932 /* Motorola 68HC11 reloc.
2933 This is the 8 bits high part of an absolute address. */
2934 BFD_RELOC_M68HC11_HI8,
2936 /* Motorola 68HC11 reloc.
2937 This is the 8 bits low part of an absolute address. */
2938 BFD_RELOC_M68HC11_LO8,
2940 /* Motorola 68HC11 reloc.
2941 This is the 3 bits of a value. */
2942 BFD_RELOC_M68HC11_3B,
2944 /* These relocs are only used within the CRIS assembler. They are not
2945 (at present) written to any object files. */
2946 BFD_RELOC_CRIS_BDISP8,
2947 BFD_RELOC_CRIS_UNSIGNED_5,
2948 BFD_RELOC_CRIS_SIGNED_6,
2949 BFD_RELOC_CRIS_UNSIGNED_6,
2950 BFD_RELOC_CRIS_UNSIGNED_4,
2952 /* Relocs used in ELF shared libraries for CRIS. */
2953 BFD_RELOC_CRIS_COPY,
2954 BFD_RELOC_CRIS_GLOB_DAT,
2955 BFD_RELOC_CRIS_JUMP_SLOT,
2956 BFD_RELOC_CRIS_RELATIVE,
2958 /* 32-bit offset to symbol-entry within GOT. */
2959 BFD_RELOC_CRIS_32_GOT,
2961 /* 16-bit offset to symbol-entry within GOT. */
2962 BFD_RELOC_CRIS_16_GOT,
2964 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
2965 BFD_RELOC_CRIS_32_GOTPLT,
2967 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
2968 BFD_RELOC_CRIS_16_GOTPLT,
2970 /* 32-bit offset to symbol, relative to GOT. */
2971 BFD_RELOC_CRIS_32_GOTREL,
2973 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
2974 BFD_RELOC_CRIS_32_PLT_GOTREL,
2976 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
2977 BFD_RELOC_CRIS_32_PLT_PCREL,
2979 /* Intel i860 Relocations. */
2980 BFD_RELOC_860_COPY,
2981 BFD_RELOC_860_GLOB_DAT,
2982 BFD_RELOC_860_JUMP_SLOT,
2983 BFD_RELOC_860_RELATIVE,
2984 BFD_RELOC_860_PC26,
2985 BFD_RELOC_860_PLT26,
2986 BFD_RELOC_860_PC16,
2987 BFD_RELOC_860_LOW0,
2988 BFD_RELOC_860_SPLIT0,
2989 BFD_RELOC_860_LOW1,
2990 BFD_RELOC_860_SPLIT1,
2991 BFD_RELOC_860_LOW2,
2992 BFD_RELOC_860_SPLIT2,
2993 BFD_RELOC_860_LOW3,
2994 BFD_RELOC_860_LOGOT0,
2995 BFD_RELOC_860_SPGOT0,
2996 BFD_RELOC_860_LOGOT1,
2997 BFD_RELOC_860_SPGOT1,
2998 BFD_RELOC_860_LOGOTOFF0,
2999 BFD_RELOC_860_SPGOTOFF0,
3000 BFD_RELOC_860_LOGOTOFF1,
3001 BFD_RELOC_860_SPGOTOFF1,
3002 BFD_RELOC_860_LOGOTOFF2,
3003 BFD_RELOC_860_LOGOTOFF3,
3004 BFD_RELOC_860_LOPC,
3005 BFD_RELOC_860_HIGHADJ,
3006 BFD_RELOC_860_HAGOT,
3007 BFD_RELOC_860_HAGOTOFF,
3008 BFD_RELOC_860_HAPC,
3009 BFD_RELOC_860_HIGH,
3010 BFD_RELOC_860_HIGOT,
3011 BFD_RELOC_860_HIGOTOFF,
3013 /* OpenRISC Relocations. */
3014 BFD_RELOC_OPENRISC_ABS_26,
3015 BFD_RELOC_OPENRISC_REL_26,
3017 /* H8 elf Relocations. */
3018 BFD_RELOC_H8_DIR16A8,
3019 BFD_RELOC_H8_DIR16R8,
3020 BFD_RELOC_H8_DIR24A8,
3021 BFD_RELOC_H8_DIR24R8,
3022 BFD_RELOC_H8_DIR32A16,
3024 /* Sony Xstormy16 Relocations. */
3025 BFD_RELOC_XSTORMY16_REL_12,
3026 BFD_RELOC_XSTORMY16_24,
3027 BFD_RELOC_XSTORMY16_FPTR16,
3028 BFD_RELOC_UNUSED };
3029 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
3030 reloc_howto_type *
3031 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
3033 const char *
3034 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
3037 typedef struct symbol_cache_entry
3039 /* A pointer to the BFD which owns the symbol. This information
3040 is necessary so that a back end can work out what additional
3041 information (invisible to the application writer) is carried
3042 with the symbol.
3044 This field is *almost* redundant, since you can use section->owner
3045 instead, except that some symbols point to the global sections
3046 bfd_{abs,com,und}_section. This could be fixed by making
3047 these globals be per-bfd (or per-target-flavor). FIXME. */
3048 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
3050 /* The text of the symbol. The name is left alone, and not copied; the
3051 application may not alter it. */
3052 const char *name;
3054 /* The value of the symbol. This really should be a union of a
3055 numeric value with a pointer, since some flags indicate that
3056 a pointer to another symbol is stored here. */
3057 symvalue value;
3059 /* Attributes of a symbol. */
3060 #define BSF_NO_FLAGS 0x00
3062 /* The symbol has local scope; <<static>> in <<C>>. The value
3063 is the offset into the section of the data. */
3064 #define BSF_LOCAL 0x01
3066 /* The symbol has global scope; initialized data in <<C>>. The
3067 value is the offset into the section of the data. */
3068 #define BSF_GLOBAL 0x02
3070 /* The symbol has global scope and is exported. The value is
3071 the offset into the section of the data. */
3072 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3074 /* A normal C symbol would be one of:
3075 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3076 <<BSF_GLOBAL>>. */
3078 /* The symbol is a debugging record. The value has an arbitary
3079 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3080 #define BSF_DEBUGGING 0x08
3082 /* The symbol denotes a function entry point. Used in ELF,
3083 perhaps others someday. */
3084 #define BSF_FUNCTION 0x10
3086 /* Used by the linker. */
3087 #define BSF_KEEP 0x20
3088 #define BSF_KEEP_G 0x40
3090 /* A weak global symbol, overridable without warnings by
3091 a regular global symbol of the same name. */
3092 #define BSF_WEAK 0x80
3094 /* This symbol was created to point to a section, e.g. ELF's
3095 STT_SECTION symbols. */
3096 #define BSF_SECTION_SYM 0x100
3098 /* The symbol used to be a common symbol, but now it is
3099 allocated. */
3100 #define BSF_OLD_COMMON 0x200
3102 /* The default value for common data. */
3103 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3105 /* In some files the type of a symbol sometimes alters its
3106 location in an output file - ie in coff a <<ISFCN>> symbol
3107 which is also <<C_EXT>> symbol appears where it was
3108 declared and not at the end of a section. This bit is set
3109 by the target BFD part to convey this information. */
3110 #define BSF_NOT_AT_END 0x400
3112 /* Signal that the symbol is the label of constructor section. */
3113 #define BSF_CONSTRUCTOR 0x800
3115 /* Signal that the symbol is a warning symbol. The name is a
3116 warning. The name of the next symbol is the one to warn about;
3117 if a reference is made to a symbol with the same name as the next
3118 symbol, a warning is issued by the linker. */
3119 #define BSF_WARNING 0x1000
3121 /* Signal that the symbol is indirect. This symbol is an indirect
3122 pointer to the symbol with the same name as the next symbol. */
3123 #define BSF_INDIRECT 0x2000
3125 /* BSF_FILE marks symbols that contain a file name. This is used
3126 for ELF STT_FILE symbols. */
3127 #define BSF_FILE 0x4000
3129 /* Symbol is from dynamic linking information. */
3130 #define BSF_DYNAMIC 0x8000
3132 /* The symbol denotes a data object. Used in ELF, and perhaps
3133 others someday. */
3134 #define BSF_OBJECT 0x10000
3136 /* This symbol is a debugging symbol. The value is the offset
3137 into the section of the data. BSF_DEBUGGING should be set
3138 as well. */
3139 #define BSF_DEBUGGING_RELOC 0x20000
3141 flagword flags;
3143 /* A pointer to the section to which this symbol is
3144 relative. This will always be non NULL, there are special
3145 sections for undefined and absolute symbols. */
3146 struct sec *section;
3148 /* Back end special data. */
3149 union
3151 PTR p;
3152 bfd_vma i;
3154 udata;
3156 asymbol;
3158 #define bfd_get_symtab_upper_bound(abfd) \
3159 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3161 boolean
3162 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3164 boolean
3165 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3167 #define bfd_is_local_label_name(abfd, name) \
3168 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3170 #define bfd_canonicalize_symtab(abfd, location) \
3171 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3172 (abfd, location))
3174 boolean
3175 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3177 void
3178 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3180 #define bfd_make_empty_symbol(abfd) \
3181 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3183 asymbol *
3184 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3186 #define bfd_make_debug_symbol(abfd,ptr,size) \
3187 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3190 bfd_decode_symclass PARAMS ((asymbol *symbol));
3192 boolean
3193 bfd_is_undefined_symclass PARAMS ((int symclass));
3195 void
3196 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3198 boolean
3199 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3201 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3202 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3203 (ibfd, isymbol, obfd, osymbol))
3205 struct _bfd
3207 /* The filename the application opened the BFD with. */
3208 const char *filename;
3210 /* A pointer to the target jump table. */
3211 const struct bfd_target *xvec;
3213 /* To avoid dragging too many header files into every file that
3214 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3215 and MTIME as a "long". Their correct types, to which they
3216 are cast when used, are "FILE *" and "time_t". The iostream
3217 is the result of an fopen on the filename. However, if the
3218 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3219 to a bfd_in_memory struct. */
3220 PTR iostream;
3222 /* Is the file descriptor being cached? That is, can it be closed as
3223 needed, and re-opened when accessed later? */
3224 boolean cacheable;
3226 /* Marks whether there was a default target specified when the
3227 BFD was opened. This is used to select which matching algorithm
3228 to use to choose the back end. */
3229 boolean target_defaulted;
3231 /* The caching routines use these to maintain a
3232 least-recently-used list of BFDs. */
3233 struct _bfd *lru_prev, *lru_next;
3235 /* When a file is closed by the caching routines, BFD retains
3236 state information on the file here... */
3237 ufile_ptr where;
3239 /* ... and here: (``once'' means at least once). */
3240 boolean opened_once;
3242 /* Set if we have a locally maintained mtime value, rather than
3243 getting it from the file each time. */
3244 boolean mtime_set;
3246 /* File modified time, if mtime_set is true. */
3247 long mtime;
3249 /* Reserved for an unimplemented file locking extension. */
3250 int ifd;
3252 /* The format which belongs to the BFD. (object, core, etc.) */
3253 bfd_format format;
3255 /* The direction with which the BFD was opened. */
3256 enum bfd_direction
3258 no_direction = 0,
3259 read_direction = 1,
3260 write_direction = 2,
3261 both_direction = 3
3263 direction;
3265 /* Format_specific flags. */
3266 flagword flags;
3268 /* Currently my_archive is tested before adding origin to
3269 anything. I believe that this can become always an add of
3270 origin, with origin set to 0 for non archive files. */
3271 ufile_ptr origin;
3273 /* Remember when output has begun, to stop strange things
3274 from happening. */
3275 boolean output_has_begun;
3277 /* A hash table for section names. */
3278 struct bfd_hash_table section_htab;
3280 /* Pointer to linked list of sections. */
3281 struct sec *sections;
3283 /* The place where we add to the section list. */
3284 struct sec **section_tail;
3286 /* The number of sections. */
3287 unsigned int section_count;
3289 /* Stuff only useful for object files:
3290 The start address. */
3291 bfd_vma start_address;
3293 /* Used for input and output. */
3294 unsigned int symcount;
3296 /* Symbol table for output BFD (with symcount entries). */
3297 struct symbol_cache_entry **outsymbols;
3299 /* Pointer to structure which contains architecture information. */
3300 const struct bfd_arch_info *arch_info;
3302 /* Stuff only useful for archives. */
3303 PTR arelt_data;
3304 struct _bfd *my_archive; /* The containing archive BFD. */
3305 struct _bfd *next; /* The next BFD in the archive. */
3306 struct _bfd *archive_head; /* The first BFD in the archive. */
3307 boolean has_armap;
3309 /* A chain of BFD structures involved in a link. */
3310 struct _bfd *link_next;
3312 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3313 be used only for archive elements. */
3314 int archive_pass;
3316 /* Used by the back end to hold private data. */
3317 union
3319 struct aout_data_struct *aout_data;
3320 struct artdata *aout_ar_data;
3321 struct _oasys_data *oasys_obj_data;
3322 struct _oasys_ar_data *oasys_ar_data;
3323 struct coff_tdata *coff_obj_data;
3324 struct pe_tdata *pe_obj_data;
3325 struct xcoff_tdata *xcoff_obj_data;
3326 struct ecoff_tdata *ecoff_obj_data;
3327 struct ieee_data_struct *ieee_data;
3328 struct ieee_ar_data_struct *ieee_ar_data;
3329 struct srec_data_struct *srec_data;
3330 struct ihex_data_struct *ihex_data;
3331 struct tekhex_data_struct *tekhex_data;
3332 struct elf_obj_tdata *elf_obj_data;
3333 struct nlm_obj_tdata *nlm_obj_data;
3334 struct bout_data_struct *bout_data;
3335 struct mmo_data_struct *mmo_data;
3336 struct sun_core_struct *sun_core_data;
3337 struct sco5_core_struct *sco5_core_data;
3338 struct trad_core_struct *trad_core_data;
3339 struct som_data_struct *som_data;
3340 struct hpux_core_struct *hpux_core_data;
3341 struct hppabsd_core_struct *hppabsd_core_data;
3342 struct sgi_core_struct *sgi_core_data;
3343 struct lynx_core_struct *lynx_core_data;
3344 struct osf_core_struct *osf_core_data;
3345 struct cisco_core_struct *cisco_core_data;
3346 struct versados_data_struct *versados_data;
3347 struct netbsd_core_struct *netbsd_core_data;
3348 PTR any;
3350 tdata;
3352 /* Used by the application to hold private data. */
3353 PTR usrdata;
3355 /* Where all the allocated stuff under this BFD goes. This is a
3356 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3357 objalloc.h. */
3358 PTR memory;
3361 typedef enum bfd_error
3363 bfd_error_no_error = 0,
3364 bfd_error_system_call,
3365 bfd_error_invalid_target,
3366 bfd_error_wrong_format,
3367 bfd_error_wrong_object_format,
3368 bfd_error_invalid_operation,
3369 bfd_error_no_memory,
3370 bfd_error_no_symbols,
3371 bfd_error_no_armap,
3372 bfd_error_no_more_archived_files,
3373 bfd_error_malformed_archive,
3374 bfd_error_file_not_recognized,
3375 bfd_error_file_ambiguously_recognized,
3376 bfd_error_no_contents,
3377 bfd_error_nonrepresentable_section,
3378 bfd_error_no_debug_section,
3379 bfd_error_bad_value,
3380 bfd_error_file_truncated,
3381 bfd_error_file_too_big,
3382 bfd_error_invalid_error_code
3384 bfd_error_type;
3386 bfd_error_type
3387 bfd_get_error PARAMS ((void));
3389 void
3390 bfd_set_error PARAMS ((bfd_error_type error_tag));
3392 const char *
3393 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3395 void
3396 bfd_perror PARAMS ((const char *message));
3398 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3400 bfd_error_handler_type
3401 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3403 void
3404 bfd_set_error_program_name PARAMS ((const char *));
3406 bfd_error_handler_type
3407 bfd_get_error_handler PARAMS ((void));
3409 const char *
3410 bfd_archive_filename PARAMS ((bfd *));
3412 long
3413 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3415 long
3416 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3417 asection *sec,
3418 arelent **loc,
3419 asymbol **syms));
3421 void
3422 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3424 boolean
3425 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3428 bfd_get_arch_size PARAMS ((bfd *abfd));
3431 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3433 boolean
3434 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3436 long
3437 bfd_get_mtime PARAMS ((bfd *abfd));
3439 long
3440 bfd_get_size PARAMS ((bfd *abfd));
3442 unsigned int
3443 bfd_get_gp_size PARAMS ((bfd *abfd));
3445 void
3446 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3448 bfd_vma
3449 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3451 boolean
3452 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3454 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3455 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3456 (ibfd, obfd))
3457 boolean
3458 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3460 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3461 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3462 (ibfd, obfd))
3463 boolean
3464 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3466 #define bfd_set_private_flags(abfd, flags) \
3467 BFD_SEND (abfd, _bfd_set_private_flags, \
3468 (abfd, flags))
3469 #define bfd_sizeof_headers(abfd, reloc) \
3470 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3472 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3473 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3475 /* Do these three do anything useful at all, for any back end? */
3476 #define bfd_debug_info_start(abfd) \
3477 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3479 #define bfd_debug_info_end(abfd) \
3480 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3482 #define bfd_debug_info_accumulate(abfd, section) \
3483 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3486 #define bfd_stat_arch_elt(abfd, stat) \
3487 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3489 #define bfd_update_armap_timestamp(abfd) \
3490 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3492 #define bfd_set_arch_mach(abfd, arch, mach)\
3493 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3495 #define bfd_relax_section(abfd, section, link_info, again) \
3496 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3498 #define bfd_gc_sections(abfd, link_info) \
3499 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3501 #define bfd_merge_sections(abfd, link_info) \
3502 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3504 #define bfd_link_hash_table_create(abfd) \
3505 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3507 #define bfd_link_hash_table_free(abfd, hash) \
3508 BFD_SEND (abfd, _bfd_link_hash_table_free, (hash))
3510 #define bfd_link_add_symbols(abfd, info) \
3511 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3513 #define bfd_final_link(abfd, info) \
3514 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3516 #define bfd_free_cached_info(abfd) \
3517 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3519 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3520 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3522 #define bfd_print_private_bfd_data(abfd, file)\
3523 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3525 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3526 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3528 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3529 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3531 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3532 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3534 extern bfd_byte *bfd_get_relocated_section_contents
3535 PARAMS ((bfd *, struct bfd_link_info *,
3536 struct bfd_link_order *, bfd_byte *,
3537 boolean, asymbol **));
3539 boolean
3540 bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3542 symindex
3543 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3545 boolean
3546 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3548 bfd *
3549 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3551 const char *
3552 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3555 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3557 boolean
3558 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3560 #define BFD_SEND(bfd, message, arglist) \
3561 ((*((bfd)->xvec->message)) arglist)
3563 #ifdef DEBUG_BFD_SEND
3564 #undef BFD_SEND
3565 #define BFD_SEND(bfd, message, arglist) \
3566 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3567 ((*((bfd)->xvec->message)) arglist) : \
3568 (bfd_assert (__FILE__,__LINE__), NULL))
3569 #endif
3570 #define BFD_SEND_FMT(bfd, message, arglist) \
3571 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3573 #ifdef DEBUG_BFD_SEND
3574 #undef BFD_SEND_FMT
3575 #define BFD_SEND_FMT(bfd, message, arglist) \
3576 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3577 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3578 (bfd_assert (__FILE__,__LINE__), NULL))
3579 #endif
3581 enum bfd_flavour
3583 bfd_target_unknown_flavour,
3584 bfd_target_aout_flavour,
3585 bfd_target_coff_flavour,
3586 bfd_target_ecoff_flavour,
3587 bfd_target_xcoff_flavour,
3588 bfd_target_elf_flavour,
3589 bfd_target_ieee_flavour,
3590 bfd_target_nlm_flavour,
3591 bfd_target_oasys_flavour,
3592 bfd_target_tekhex_flavour,
3593 bfd_target_srec_flavour,
3594 bfd_target_ihex_flavour,
3595 bfd_target_som_flavour,
3596 bfd_target_os9k_flavour,
3597 bfd_target_versados_flavour,
3598 bfd_target_msdos_flavour,
3599 bfd_target_ovax_flavour,
3600 bfd_target_evax_flavour,
3601 bfd_target_mmo_flavour
3604 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3606 /* Forward declaration. */
3607 typedef struct bfd_link_info _bfd_link_info;
3609 typedef struct bfd_target
3611 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3612 char *name;
3614 /* The "flavour" of a back end is a general indication about
3615 the contents of a file. */
3616 enum bfd_flavour flavour;
3618 /* The order of bytes within the data area of a file. */
3619 enum bfd_endian byteorder;
3621 /* The order of bytes within the header parts of a file. */
3622 enum bfd_endian header_byteorder;
3624 /* A mask of all the flags which an executable may have set -
3625 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3626 flagword object_flags;
3628 /* A mask of all the flags which a section may have set - from
3629 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3630 flagword section_flags;
3632 /* The character normally found at the front of a symbol.
3633 (if any), perhaps `_'. */
3634 char symbol_leading_char;
3636 /* The pad character for file names within an archive header. */
3637 char ar_pad_char;
3639 /* The maximum number of characters in an archive header. */
3640 unsigned short ar_max_namelen;
3642 /* Entries for byte swapping for data. These are different from the
3643 other entry points, since they don't take a BFD asthe first argument.
3644 Certain other handlers could do the same. */
3645 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3646 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3647 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3648 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3649 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3650 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3651 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3652 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3653 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3655 /* Byte swapping for the headers. */
3656 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3657 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3658 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3659 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3660 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3661 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3662 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3663 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3664 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3666 /* Format dependent routines: these are vectors of entry points
3667 within the target vector structure, one for each format to check. */
3669 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3670 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3672 /* Set the format of a file being written. */
3673 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3675 /* Write cached information into a file being written, at <<bfd_close>>. */
3676 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3679 /* Generic entry points. */
3680 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3681 CONCAT2 (NAME,_close_and_cleanup), \
3682 CONCAT2 (NAME,_bfd_free_cached_info), \
3683 CONCAT2 (NAME,_new_section_hook), \
3684 CONCAT2 (NAME,_get_section_contents), \
3685 CONCAT2 (NAME,_get_section_contents_in_window)
3687 /* Called when the BFD is being closed to do any necessary cleanup. */
3688 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3689 /* Ask the BFD to free all cached information. */
3690 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3691 /* Called when a new section is created. */
3692 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3693 /* Read the contents of a section. */
3694 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3695 file_ptr, bfd_size_type));
3696 boolean (*_bfd_get_section_contents_in_window)
3697 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3699 /* Entry points to copy private data. */
3700 #define BFD_JUMP_TABLE_COPY(NAME) \
3701 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3702 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3703 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3704 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3705 CONCAT2 (NAME,_bfd_set_private_flags), \
3706 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3707 /* Called to copy BFD general private data from one object file
3708 to another. */
3709 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3710 /* Called to merge BFD general private data from one object file
3711 to a common output file when linking. */
3712 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3713 /* Called to copy BFD private section data from one object file
3714 to another. */
3715 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3716 bfd *, sec_ptr));
3717 /* Called to copy BFD private symbol data from one symbol
3718 to another. */
3719 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3720 bfd *, asymbol *));
3721 /* Called to set private backend flags. */
3722 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3724 /* Called to print private BFD data. */
3725 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3727 /* Core file entry points. */
3728 #define BFD_JUMP_TABLE_CORE(NAME) \
3729 CONCAT2 (NAME,_core_file_failing_command), \
3730 CONCAT2 (NAME,_core_file_failing_signal), \
3731 CONCAT2 (NAME,_core_file_matches_executable_p)
3732 char * (*_core_file_failing_command) PARAMS ((bfd *));
3733 int (*_core_file_failing_signal) PARAMS ((bfd *));
3734 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3736 /* Archive entry points. */
3737 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3738 CONCAT2 (NAME,_slurp_armap), \
3739 CONCAT2 (NAME,_slurp_extended_name_table), \
3740 CONCAT2 (NAME,_construct_extended_name_table), \
3741 CONCAT2 (NAME,_truncate_arname), \
3742 CONCAT2 (NAME,_write_armap), \
3743 CONCAT2 (NAME,_read_ar_hdr), \
3744 CONCAT2 (NAME,_openr_next_archived_file), \
3745 CONCAT2 (NAME,_get_elt_at_index), \
3746 CONCAT2 (NAME,_generic_stat_arch_elt), \
3747 CONCAT2 (NAME,_update_armap_timestamp)
3748 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3749 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3750 boolean (*_bfd_construct_extended_name_table)
3751 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3752 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3753 boolean (*write_armap)
3754 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3755 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3756 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3757 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3758 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3759 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3760 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3762 /* Entry points used for symbols. */
3763 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3764 CONCAT2 (NAME,_get_symtab_upper_bound), \
3765 CONCAT2 (NAME,_get_symtab), \
3766 CONCAT2 (NAME,_make_empty_symbol), \
3767 CONCAT2 (NAME,_print_symbol), \
3768 CONCAT2 (NAME,_get_symbol_info), \
3769 CONCAT2 (NAME,_bfd_is_local_label_name), \
3770 CONCAT2 (NAME,_get_lineno), \
3771 CONCAT2 (NAME,_find_nearest_line), \
3772 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3773 CONCAT2 (NAME,_read_minisymbols), \
3774 CONCAT2 (NAME,_minisymbol_to_symbol)
3775 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3776 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3777 struct symbol_cache_entry **));
3778 struct symbol_cache_entry *
3779 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3780 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3781 struct symbol_cache_entry *,
3782 bfd_print_symbol_type));
3783 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3784 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3785 struct symbol_cache_entry *,
3786 symbol_info *));
3787 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3788 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3790 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3791 boolean (*_bfd_find_nearest_line)
3792 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3793 const char **, const char **, unsigned int *));
3794 /* Back-door to allow format-aware applications to create debug symbols
3795 while using BFD for everything else. Currently used by the assembler
3796 when creating COFF files. */
3797 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3798 unsigned long size));
3799 #define bfd_read_minisymbols(b, d, m, s) \
3800 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3801 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3802 unsigned int *));
3803 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3804 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3805 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3806 asymbol *));
3808 /* Routines for relocs. */
3809 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3810 CONCAT2 (NAME,_get_reloc_upper_bound), \
3811 CONCAT2 (NAME,_canonicalize_reloc), \
3812 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3813 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3814 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3815 struct symbol_cache_entry **));
3816 /* See documentation on reloc types. */
3817 reloc_howto_type *
3818 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3820 /* Routines used when writing an object file. */
3821 #define BFD_JUMP_TABLE_WRITE(NAME) \
3822 CONCAT2 (NAME,_set_arch_mach), \
3823 CONCAT2 (NAME,_set_section_contents)
3824 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3825 unsigned long));
3826 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3827 file_ptr, bfd_size_type));
3829 /* Routines used by the linker. */
3830 #define BFD_JUMP_TABLE_LINK(NAME) \
3831 CONCAT2 (NAME,_sizeof_headers), \
3832 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3833 CONCAT2 (NAME,_bfd_relax_section), \
3834 CONCAT2 (NAME,_bfd_link_hash_table_create), \
3835 CONCAT2 (NAME,_bfd_link_hash_table_free), \
3836 CONCAT2 (NAME,_bfd_link_add_symbols), \
3837 CONCAT2 (NAME,_bfd_final_link), \
3838 CONCAT2 (NAME,_bfd_link_split_section), \
3839 CONCAT2 (NAME,_bfd_gc_sections), \
3840 CONCAT2 (NAME,_bfd_merge_sections)
3841 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3842 bfd_byte *(*_bfd_get_relocated_section_contents)
3843 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3844 bfd_byte *, boolean, struct symbol_cache_entry **));
3846 boolean (*_bfd_relax_section)
3847 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
3849 /* Create a hash table for the linker. Different backends store
3850 different information in this table. */
3851 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3853 /* Release the memory associated with the linker hash table. */
3854 void (*_bfd_link_hash_table_free) PARAMS ((struct bfd_link_hash_table *));
3856 /* Add symbols from this object file into the hash table. */
3857 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
3859 /* Do a link based on the link_order structures attached to each
3860 section of the BFD. */
3861 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
3863 /* Should this section be split up into smaller pieces during linking. */
3864 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
3866 /* Remove sections that are not referenced from the output. */
3867 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
3869 /* Attempt to merge SEC_MERGE sections. */
3870 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
3872 /* Routines to handle dynamic symbols and relocs. */
3873 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3874 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3875 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3876 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3877 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
3878 /* Get the amount of memory required to hold the dynamic symbols. */
3879 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
3880 /* Read in the dynamic symbols. */
3881 long (*_bfd_canonicalize_dynamic_symtab)
3882 PARAMS ((bfd *, struct symbol_cache_entry **));
3883 /* Get the amount of memory required to hold the dynamic relocs. */
3884 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
3885 /* Read in the dynamic relocs. */
3886 long (*_bfd_canonicalize_dynamic_reloc)
3887 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
3889 /* Opposite endian version of this target. */
3890 const struct bfd_target * alternative_target;
3892 /* Data for use by back-end routines, which isn't
3893 generic enough to belong in this structure. */
3894 PTR backend_data;
3896 } bfd_target;
3898 boolean
3899 bfd_set_default_target PARAMS ((const char *name));
3901 const bfd_target *
3902 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
3904 const char **
3905 bfd_target_list PARAMS ((void));
3907 const bfd_target *
3908 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
3910 boolean
3911 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3913 boolean
3914 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3916 boolean
3917 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3919 const char *
3920 bfd_format_string PARAMS ((bfd_format format));
3922 #ifdef __cplusplus
3924 #endif
3925 #endif