1 /* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically
2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c",
3 "section.c", "archures.c", "reloc.c", "syms.c", "bfd.c", "archive.c",
4 "corefile.c", "targets.c" and "format.c".
5 Run "make headers" in your build bfd/ to regenerate. */
7 /* Main header file for the bfd library -- portable access to object files.
8 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
10 Free Software Foundation, Inc.
11 Contributed by Cygnus Support.
13 This file is part of BFD, the Binary File Descriptor library.
15 This program is free software; you can redistribute it and/or modify
16 it under the terms of the GNU General Public License as published by
17 the Free Software Foundation; either version 2 of the License, or
18 (at your option) any later version.
20 This program is distributed in the hope that it will be useful,
21 but WITHOUT ANY WARRANTY; without even the implied warranty of
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 GNU General Public License for more details.
25 You should have received a copy of the GNU General Public License
26 along with this program; if not, write to the Free Software
27 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
29 #ifndef __BFD_H_SEEN__
30 #define __BFD_H_SEEN__
38 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
40 /* This hack is to avoid a problem with some strict ANSI C preprocessors.
41 The problem is, "32_" is not a valid preprocessing token, and we don't
42 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
43 cause the inner CONCAT2 macros to be evaluated first, producing
44 still-valid pp-tokens. Then the final concatenation can be done. */
46 #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
50 #define BFD_VERSION @bfd_version@
51 #define BFD_VERSION_DATE @bfd_version_date@
52 #define BFD_VERSION_STRING @bfd_version_string@
54 /* The word size used by BFD on the host. This may be 64 with a 32
55 bit target if the host is 64 bit, or if other 64 bit targets have
56 been selected with --enable-targets, or if --enable-64-bit-bfd. */
57 #define BFD_ARCH_SIZE @wordsize@
59 /* The word size of the default bfd target. */
60 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
62 #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
63 #if @BFD_HOST_64_BIT_DEFINED@
64 #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
65 #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
68 #if BFD_ARCH_SIZE >= 64
74 #define INLINE __inline__
80 /* Forward declaration. */
81 typedef struct _bfd bfd;
83 /* To squelch erroneous compiler warnings ("illegal pointer
84 combination") from the SVR3 compiler, we would like to typedef
85 boolean to int (it doesn't like functions which return boolean.
86 Making sure they are never implicitly declared to return int
87 doesn't seem to help). But this file is not configured based on
89 /* General rules: functions which are boolean return true on success
90 and false on failure (unless they're a predicate). -- bfd.doc */
91 /* I'm sure this is going to break something and someone is going to
92 force me to change it. */
93 /* typedef enum boolean {false, true} boolean; */
94 /* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
95 /* It gets worse if the host also defines a true/false enum... -sts */
96 /* And even worse if your compiler has built-in boolean types... -law */
97 #if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
98 #define TRUE_FALSE_ALREADY_DEFINED
101 /* Pre-emptive strike - get the file with the enum. */
103 #define TRUE_FALSE_ALREADY_DEFINED
105 #ifndef TRUE_FALSE_ALREADY_DEFINED
106 typedef enum bfd_boolean {false, true} boolean;
107 #define BFD_TRUE_FALSE
109 /* Use enum names that will appear nowhere else. */
110 typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
113 /* Support for different sizes of target format ints and addresses.
114 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
115 set to 1 above. Otherwise, if gcc is being used, this code will
116 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
119 #ifndef BFD_HOST_64_BIT
120 # if BFD_HOST_64BIT_LONG
121 # define BFD_HOST_64_BIT long
122 # define BFD_HOST_U_64_BIT unsigned long
126 # define BFD_HOST_64_BIT long long
127 # define BFD_HOST_U_64_BIT unsigned long long
128 # endif /* __GNUC__ >= 2 */
129 # endif /* ! defined (__GNUC__) */
130 # endif /* ! BFD_HOST_64BIT_LONG */
131 #endif /* ! defined (BFD_HOST_64_BIT) */
135 #ifndef BFD_HOST_64_BIT
136 #error No 64 bit integer type available
137 #endif /* ! defined (BFD_HOST_64_BIT) */
139 typedef BFD_HOST_U_64_BIT bfd_vma;
140 typedef BFD_HOST_64_BIT bfd_signed_vma;
141 typedef BFD_HOST_U_64_BIT bfd_size_type;
142 typedef BFD_HOST_U_64_BIT symvalue;
145 #if BFD_HOST_64BIT_LONG
146 #define sprintf_vma(s,x) sprintf (s, "%016lx", x)
147 #define fprintf_vma(f,x) fprintf (f, "%016lx", x)
149 #define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
150 #define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
151 #define fprintf_vma(s,x) \
152 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
153 #define sprintf_vma(s,x) \
154 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
158 #else /* not BFD64 */
160 /* Represent a target address. Also used as a generic unsigned type
161 which is guaranteed to be big enough to hold any arithmetic types
162 we need to deal with. */
163 typedef unsigned long bfd_vma;
165 /* A generic signed type which is guaranteed to be big enough to hold any
166 arithmetic types we need to deal with. Can be assumed to be compatible
167 with bfd_vma in the same way that signed and unsigned ints are compatible
168 (as parameters, in assignment, etc). */
169 typedef long bfd_signed_vma;
171 typedef unsigned long symvalue;
172 typedef unsigned long bfd_size_type;
174 /* Print a bfd_vma x on stream s. */
175 #define fprintf_vma(s,x) fprintf (s, "%08lx", x)
176 #define sprintf_vma(s,x) sprintf (s, "%08lx", x)
178 #endif /* not BFD64 */
180 /* A pointer to a position in a file. */
181 /* FIXME: This should be using off_t from <sys/types.h>.
182 For now, try to avoid breaking stuff by not including <sys/types.h> here.
183 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
184 Probably the best long-term answer is to avoid using file_ptr AND off_t
185 in this header file, and to handle this in the BFD implementation
186 rather than in its interface. */
187 /* typedef off_t file_ptr; */
188 typedef bfd_signed_vma file_ptr;
189 typedef bfd_vma ufile_ptr;
191 extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
192 extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
194 #define printf_vma(x) fprintf_vma(stdout,x)
195 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
197 typedef unsigned int flagword; /* 32 bits of flags */
198 typedef unsigned char bfd_byte;
202 typedef enum bfd_format
204 bfd_unknown = 0, /* File format is unknown. */
205 bfd_object, /* Linker/assember/compiler output. */
206 bfd_archive, /* Object archive file. */
207 bfd_core, /* Core dump. */
208 bfd_type_end /* Marks the end; don't use it! */
212 /* Values that may appear in the flags field of a BFD. These also
213 appear in the object_flags field of the bfd_target structure, where
214 they indicate the set of flags used by that backend (not all flags
215 are meaningful for all object file formats) (FIXME: at the moment,
216 the object_flags values have mostly just been copied from backend
217 to another, and are not necessarily correct). */
220 #define BFD_NO_FLAGS 0x00
222 /* BFD contains relocation entries. */
223 #define HAS_RELOC 0x01
225 /* BFD is directly executable. */
228 /* BFD has line number information (basically used for F_LNNO in a
230 #define HAS_LINENO 0x04
232 /* BFD has debugging information. */
233 #define HAS_DEBUG 0x08
235 /* BFD has symbols. */
236 #define HAS_SYMS 0x10
238 /* BFD has local symbols (basically used for F_LSYMS in a COFF
240 #define HAS_LOCALS 0x20
242 /* BFD is a dynamic object. */
245 /* Text section is write protected (if D_PAGED is not set, this is
246 like an a.out NMAGIC file) (the linker sets this by default, but
247 clears it for -r or -N). */
250 /* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
251 linker sets this by default, but clears it for -r or -n or -N). */
252 #define D_PAGED 0x100
254 /* BFD is relaxable (this means that bfd_relax_section may be able to
255 do something) (sometimes bfd_relax_section can do something even if
257 #define BFD_IS_RELAXABLE 0x200
259 /* This may be set before writing out a BFD to request using a
260 traditional format. For example, this is used to request that when
261 writing out an a.out object the symbols not be hashed to eliminate
263 #define BFD_TRADITIONAL_FORMAT 0x400
265 /* This flag indicates that the BFD contents are actually cached in
266 memory. If this is set, iostream points to a bfd_in_memory struct. */
267 #define BFD_IN_MEMORY 0x800
269 /* Symbols and relocation. */
271 /* A count of carsyms (canonical archive symbols). */
272 typedef unsigned long symindex;
274 /* How to perform a relocation. */
275 typedef const struct reloc_howto_struct reloc_howto_type;
277 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
279 /* General purpose part of a symbol X;
280 target specific parts are in libcoff.h, libaout.h, etc. */
282 #define bfd_get_section(x) ((x)->section)
283 #define bfd_get_output_section(x) ((x)->section->output_section)
284 #define bfd_set_section(x,y) ((x)->section) = (y)
285 #define bfd_asymbol_base(x) ((x)->section->vma)
286 #define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
287 #define bfd_asymbol_name(x) ((x)->name)
288 /*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
289 #define bfd_asymbol_bfd(x) ((x)->the_bfd)
290 #define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
292 /* A canonical archive symbol. */
293 /* This is a type pun with struct ranlib on purpose! */
294 typedef struct carsym
297 file_ptr file_offset; /* Look here to find the file. */
299 carsym; /* To make these you call a carsymogen. */
301 /* Used in generating armaps (archive tables of contents).
302 Perhaps just a forward definition would do? */
303 struct orl /* Output ranlib. */
305 char **name; /* Symbol name. */
310 } u; /* bfd* or file position. */
311 int namidx; /* Index into string table. */
314 /* Linenumber stuff. */
315 typedef struct lineno_cache_entry
317 unsigned int line_number; /* Linenumber from start of function. */
320 struct symbol_cache_entry *sym; /* Function name. */
321 bfd_vma offset; /* Offset into section. */
326 /* Object and core file sections. */
328 #define align_power(addr, align) \
329 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
331 typedef struct sec *sec_ptr;
333 #define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
334 #define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
335 #define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
336 #define bfd_section_name(bfd, ptr) ((ptr)->name)
337 #define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
338 #define bfd_section_vma(bfd, ptr) ((ptr)->vma)
339 #define bfd_section_lma(bfd, ptr) ((ptr)->lma)
340 #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
341 #define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
342 #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
344 #define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
346 #define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
347 #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
348 #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
350 typedef struct stat stat_type;
352 typedef enum bfd_print_symbol
354 bfd_print_symbol_name,
355 bfd_print_symbol_more,
357 } bfd_print_symbol_type;
359 /* Information about a symbol that nm needs. */
361 typedef struct _symbol_info
365 const char *name; /* Symbol name. */
366 unsigned char stab_type; /* Stab type. */
367 char stab_other; /* Stab other. */
368 short stab_desc; /* Stab desc. */
369 const char *stab_name; /* String for stab type. */
372 /* Get the name of a stabs type code. */
374 extern const char *bfd_get_stab_name PARAMS ((int));
376 /* Hash table routines. There is no way to free up a hash table. */
378 /* An element in the hash table. Most uses will actually use a larger
379 structure, and an instance of this will be the first field. */
381 struct bfd_hash_entry
383 /* Next entry for this hash code. */
384 struct bfd_hash_entry *next;
385 /* String being hashed. */
387 /* Hash code. This is the full hash code, not the index into the
394 struct bfd_hash_table
396 /* The hash array. */
397 struct bfd_hash_entry **table;
398 /* The number of slots in the hash table. */
400 /* A function used to create new elements in the hash table. The
401 first entry is itself a pointer to an element. When this
402 function is first invoked, this pointer will be NULL. However,
403 having the pointer permits a hierarchy of method functions to be
404 built each of which calls the function in the superclass. Thus
405 each function should be written to allocate a new block of memory
406 only if the argument is NULL. */
407 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
408 struct bfd_hash_table *,
410 /* An objalloc for this hash table. This is a struct objalloc *,
411 but we use PTR to avoid requiring the inclusion of objalloc.h. */
415 /* Initialize a hash table. */
416 extern boolean bfd_hash_table_init
417 PARAMS ((struct bfd_hash_table *,
418 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
419 struct bfd_hash_table *,
422 /* Initialize a hash table specifying a size. */
423 extern boolean bfd_hash_table_init_n
424 PARAMS ((struct bfd_hash_table *,
425 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
426 struct bfd_hash_table *,
430 /* Free up a hash table. */
431 extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
433 /* Look up a string in a hash table. If CREATE is true, a new entry
434 will be created for this string if one does not already exist. The
435 COPY argument must be true if this routine should copy the string
436 into newly allocated memory when adding an entry. */
437 extern struct bfd_hash_entry *bfd_hash_lookup
438 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
441 /* Replace an entry in a hash table. */
442 extern void bfd_hash_replace
443 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
444 struct bfd_hash_entry *nw));
446 /* Base method for creating a hash table entry. */
447 extern struct bfd_hash_entry *bfd_hash_newfunc
448 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
451 /* Grab some space for a hash table entry. */
452 extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
455 /* Traverse a hash table in a random order, calling a function on each
456 element. If the function returns false, the traversal stops. The
457 INFO argument is passed to the function. */
458 extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
459 boolean (*) (struct bfd_hash_entry *,
463 #define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
465 /* User program access to BFD facilities. */
467 /* Direct I/O routines, for programs which know more about the object
468 file than BFD does. Use higher level routines if possible. */
470 extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
471 extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
472 extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
473 extern ufile_ptr bfd_tell PARAMS ((bfd *));
474 extern int bfd_flush PARAMS ((bfd *));
475 extern int bfd_stat PARAMS ((bfd *, struct stat *));
477 /* Deprecated old routines. */
479 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
480 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
481 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
482 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
483 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
484 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
486 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
487 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
488 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
489 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
490 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
491 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
493 extern void warn_deprecated
494 PARAMS ((const char *, const char *, int, const char *));
496 /* Cast from const char * to char * so that caller can assign to
497 a char * without a warning. */
498 #define bfd_get_filename(abfd) ((char *) (abfd)->filename)
499 #define bfd_get_cacheable(abfd) ((abfd)->cacheable)
500 #define bfd_get_format(abfd) ((abfd)->format)
501 #define bfd_get_target(abfd) ((abfd)->xvec->name)
502 #define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
503 #define bfd_family_coff(abfd) \
504 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
505 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
506 #define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
507 #define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
508 #define bfd_header_big_endian(abfd) \
509 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
510 #define bfd_header_little_endian(abfd) \
511 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
512 #define bfd_get_file_flags(abfd) ((abfd)->flags)
513 #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
514 #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
515 #define bfd_my_archive(abfd) ((abfd)->my_archive)
516 #define bfd_has_map(abfd) ((abfd)->has_armap)
518 #define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
519 #define bfd_usrdata(abfd) ((abfd)->usrdata)
521 #define bfd_get_start_address(abfd) ((abfd)->start_address)
522 #define bfd_get_symcount(abfd) ((abfd)->symcount)
523 #define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
524 #define bfd_count_sections(abfd) ((abfd)->section_count)
526 #define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
528 #define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
530 extern boolean bfd_cache_close PARAMS ((bfd *abfd));
531 /* NB: This declaration should match the autogenerated one in libbfd.h. */
533 extern boolean bfd_record_phdr
534 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
535 boolean, boolean, unsigned int, struct sec **));
537 /* Byte swapping routines. */
539 bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
540 bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
541 bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
542 bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
543 bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
544 bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
545 bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
546 bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
547 bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
548 bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
549 bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
550 bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
551 void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
552 void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
553 void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
554 void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
555 void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
556 void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
558 /* Byte swapping routines which take size and endiannes as arguments. */
560 bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
561 void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
563 /* Externally visible ECOFF routines. */
565 #if defined(__STDC__) || defined(ALMOST_STDC)
566 struct ecoff_debug_info;
567 struct ecoff_debug_swap;
569 struct symbol_cache_entry;
570 struct bfd_link_info;
571 struct bfd_link_hash_entry;
572 struct bfd_elf_version_tree;
574 extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
575 extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
576 extern boolean bfd_ecoff_set_regmasks
577 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
578 unsigned long *cprmask));
579 extern PTR bfd_ecoff_debug_init
580 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
581 const struct ecoff_debug_swap *output_swap,
582 struct bfd_link_info *));
583 extern void bfd_ecoff_debug_free
584 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
585 const struct ecoff_debug_swap *output_swap,
586 struct bfd_link_info *));
587 extern boolean bfd_ecoff_debug_accumulate
588 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
589 const struct ecoff_debug_swap *output_swap,
590 bfd *input_bfd, struct ecoff_debug_info *input_debug,
591 const struct ecoff_debug_swap *input_swap,
592 struct bfd_link_info *));
593 extern boolean bfd_ecoff_debug_accumulate_other
594 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
595 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
596 struct bfd_link_info *));
597 extern boolean bfd_ecoff_debug_externals
598 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
599 const struct ecoff_debug_swap *swap,
600 boolean relocateable,
601 boolean (*get_extr) (struct symbol_cache_entry *,
602 struct ecoff_extr *),
603 void (*set_index) (struct symbol_cache_entry *,
605 extern boolean bfd_ecoff_debug_one_external
606 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
607 const struct ecoff_debug_swap *swap,
608 const char *name, struct ecoff_extr *esym));
609 extern bfd_size_type bfd_ecoff_debug_size
610 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
611 const struct ecoff_debug_swap *swap));
612 extern boolean bfd_ecoff_write_debug
613 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
614 const struct ecoff_debug_swap *swap, file_ptr where));
615 extern boolean bfd_ecoff_write_accumulated_debug
616 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
617 const struct ecoff_debug_swap *swap,
618 struct bfd_link_info *info, file_ptr where));
619 extern boolean bfd_mips_ecoff_create_embedded_relocs
620 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
623 /* Externally visible ELF routines. */
625 struct bfd_link_needed_list
627 struct bfd_link_needed_list *next;
632 extern boolean bfd_elf32_record_link_assignment
633 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
634 extern boolean bfd_elf64_record_link_assignment
635 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
636 extern struct bfd_link_needed_list *bfd_elf_get_needed_list
637 PARAMS ((bfd *, struct bfd_link_info *));
638 extern boolean bfd_elf_get_bfd_needed_list
639 PARAMS ((bfd *, struct bfd_link_needed_list **));
640 extern boolean bfd_elf32_size_dynamic_sections
641 PARAMS ((bfd *, const char *, const char *, const char *,
642 const char * const *, struct bfd_link_info *, struct sec **,
643 struct bfd_elf_version_tree *));
644 extern boolean bfd_elf64_size_dynamic_sections
645 PARAMS ((bfd *, const char *, const char *, const char *,
646 const char * const *, struct bfd_link_info *, struct sec **,
647 struct bfd_elf_version_tree *));
648 extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
649 extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
650 extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
651 extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
652 PARAMS ((bfd *, struct bfd_link_info *));
653 extern boolean bfd_elf32_discard_info
654 PARAMS ((bfd *, struct bfd_link_info *));
655 extern boolean bfd_elf64_discard_info
656 PARAMS ((bfd *, struct bfd_link_info *));
658 /* Return an upper bound on the number of bytes required to store a
659 copy of ABFD's program header table entries. Return -1 if an error
660 occurs; bfd_get_error will return an appropriate code. */
661 extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
663 /* Copy ABFD's program header table entries to *PHDRS. The entries
664 will be stored as an array of Elf_Internal_Phdr structures, as
665 defined in include/elf/internal.h. To find out how large the
666 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
668 Return the number of program header table entries read, or -1 if an
669 error occurs; bfd_get_error will return an appropriate code. */
670 extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
672 /* Return the arch_size field of an elf bfd, or -1 if not elf. */
673 extern int bfd_get_arch_size PARAMS ((bfd *));
675 /* Return true if address "naturally" sign extends, or -1 if not elf. */
676 extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
678 extern boolean bfd_m68k_elf32_create_embedded_relocs
679 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
681 extern boolean bfd_mips_elf32_create_embedded_relocs
682 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
685 /* SunOS shared library support routines for the linker. */
687 extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
688 PARAMS ((bfd *, struct bfd_link_info *));
689 extern boolean bfd_sunos_record_link_assignment
690 PARAMS ((bfd *, struct bfd_link_info *, const char *));
691 extern boolean bfd_sunos_size_dynamic_sections
692 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
695 /* Linux shared library support routines for the linker. */
697 extern boolean bfd_i386linux_size_dynamic_sections
698 PARAMS ((bfd *, struct bfd_link_info *));
699 extern boolean bfd_m68klinux_size_dynamic_sections
700 PARAMS ((bfd *, struct bfd_link_info *));
701 extern boolean bfd_sparclinux_size_dynamic_sections
702 PARAMS ((bfd *, struct bfd_link_info *));
706 struct _bfd_window_internal;
707 typedef struct _bfd_window_internal bfd_window_internal;
709 typedef struct _bfd_window
711 /* What the user asked for. */
714 /* The actual window used by BFD. Small user-requested read-only
715 regions sharing a page may share a single window into the object
716 file. Read-write versions shouldn't until I've fixed things to
717 keep track of which portions have been claimed by the
718 application; don't want to give the same region back when the
719 application wants two writable copies! */
720 struct _bfd_window_internal *i;
724 extern void bfd_init_window PARAMS ((bfd_window *));
725 extern void bfd_free_window PARAMS ((bfd_window *));
726 extern boolean bfd_get_file_window
727 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
729 /* XCOFF support routines for the linker. */
731 extern boolean bfd_xcoff_link_record_set
732 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
734 extern boolean bfd_xcoff_import_symbol
735 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
736 bfd_vma, const char *, const char *, const char *, unsigned int));
737 extern boolean bfd_xcoff_export_symbol
738 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
739 extern boolean bfd_xcoff_link_count_reloc
740 PARAMS ((bfd *, struct bfd_link_info *, const char *));
741 extern boolean bfd_xcoff_record_link_assignment
742 PARAMS ((bfd *, struct bfd_link_info *, const char *));
743 extern boolean bfd_xcoff_size_dynamic_sections
744 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
745 unsigned long, unsigned long, unsigned long, boolean,
746 int, boolean, boolean, struct sec **));
747 extern boolean bfd_xcoff_link_generate_rtinit
748 PARAMS ((bfd *, const char *, const char *));
750 /* Externally visible COFF routines. */
752 #if defined(__STDC__) || defined(ALMOST_STDC)
753 struct internal_syment;
754 union internal_auxent;
757 extern boolean bfd_coff_get_syment
758 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
760 extern boolean bfd_coff_get_auxent
761 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
763 extern boolean bfd_coff_set_symbol_class
764 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
766 extern boolean bfd_m68k_coff_create_embedded_relocs
767 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
770 /* ARM Interworking support. Called from linker. */
771 extern boolean bfd_arm_allocate_interworking_sections
772 PARAMS ((struct bfd_link_info *));
774 extern boolean bfd_arm_process_before_allocation
775 PARAMS ((bfd *, struct bfd_link_info *, int));
777 extern boolean bfd_arm_get_bfd_for_interworking
778 PARAMS ((bfd *, struct bfd_link_info *));
780 /* PE ARM Interworking support. Called from linker. */
781 extern boolean bfd_arm_pe_allocate_interworking_sections
782 PARAMS ((struct bfd_link_info *));
784 extern boolean bfd_arm_pe_process_before_allocation
785 PARAMS ((bfd *, struct bfd_link_info *, int));
787 extern boolean bfd_arm_pe_get_bfd_for_interworking
788 PARAMS ((bfd *, struct bfd_link_info *));
790 /* ELF ARM Interworking support. Called from linker. */
791 extern boolean bfd_elf32_arm_allocate_interworking_sections
792 PARAMS ((struct bfd_link_info *));
794 extern boolean bfd_elf32_arm_process_before_allocation
795 PARAMS ((bfd *, struct bfd_link_info *, int));
797 extern boolean bfd_elf32_arm_get_bfd_for_interworking
798 PARAMS ((bfd *, struct bfd_link_info *));
800 /* TI COFF load page support. */
801 extern void bfd_ticoff_set_section_load_page
802 PARAMS ((struct sec *, int));
804 extern int bfd_ticoff_get_section_load_page
805 PARAMS ((struct sec *));
807 /* And more from the source. */
809 bfd_init PARAMS ((void));
812 bfd_openr PARAMS ((const char *filename, const char *target));
815 bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
818 bfd_openstreamr PARAMS ((const char *, const char *, PTR));
821 bfd_openw PARAMS ((const char *filename, const char *target));
824 bfd_close PARAMS ((bfd *abfd));
827 bfd_close_all_done PARAMS ((bfd *));
830 bfd_create PARAMS ((const char *filename, bfd *templ));
833 bfd_make_writable PARAMS ((bfd *abfd));
836 bfd_make_readable PARAMS ((bfd *abfd));
839 /* Byte swapping macros for user section data. */
841 #define bfd_put_8(abfd, val, ptr) \
842 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
843 #define bfd_put_signed_8 \
845 #define bfd_get_8(abfd, ptr) \
846 (*(unsigned char *) (ptr) & 0xff)
847 #define bfd_get_signed_8(abfd, ptr) \
848 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
850 #define bfd_put_16(abfd, val, ptr) \
851 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
852 #define bfd_put_signed_16 \
854 #define bfd_get_16(abfd, ptr) \
855 BFD_SEND(abfd, bfd_getx16, (ptr))
856 #define bfd_get_signed_16(abfd, ptr) \
857 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
859 #define bfd_put_32(abfd, val, ptr) \
860 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
861 #define bfd_put_signed_32 \
863 #define bfd_get_32(abfd, ptr) \
864 BFD_SEND(abfd, bfd_getx32, (ptr))
865 #define bfd_get_signed_32(abfd, ptr) \
866 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
868 #define bfd_put_64(abfd, val, ptr) \
869 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
870 #define bfd_put_signed_64 \
872 #define bfd_get_64(abfd, ptr) \
873 BFD_SEND(abfd, bfd_getx64, (ptr))
874 #define bfd_get_signed_64(abfd, ptr) \
875 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
877 #define bfd_get(bits, abfd, ptr) \
878 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
879 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
880 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
881 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
882 : (abort (), (bfd_vma) - 1))
884 #define bfd_put(bits, abfd, val, ptr) \
885 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
886 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
887 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
888 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
889 : (abort (), (void) 0))
892 /* Byte swapping macros for file header data. */
894 #define bfd_h_put_8(abfd, val, ptr) \
895 bfd_put_8 (abfd, val, ptr)
896 #define bfd_h_put_signed_8(abfd, val, ptr) \
897 bfd_put_8 (abfd, val, ptr)
898 #define bfd_h_get_8(abfd, ptr) \
899 bfd_get_8 (abfd, ptr)
900 #define bfd_h_get_signed_8(abfd, ptr) \
901 bfd_get_signed_8 (abfd, ptr)
903 #define bfd_h_put_16(abfd, val, ptr) \
904 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
905 #define bfd_h_put_signed_16 \
907 #define bfd_h_get_16(abfd, ptr) \
908 BFD_SEND (abfd, bfd_h_getx16, (ptr))
909 #define bfd_h_get_signed_16(abfd, ptr) \
910 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
912 #define bfd_h_put_32(abfd, val, ptr) \
913 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
914 #define bfd_h_put_signed_32 \
916 #define bfd_h_get_32(abfd, ptr) \
917 BFD_SEND (abfd, bfd_h_getx32, (ptr))
918 #define bfd_h_get_signed_32(abfd, ptr) \
919 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
921 #define bfd_h_put_64(abfd, val, ptr) \
922 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
923 #define bfd_h_put_signed_64 \
925 #define bfd_h_get_64(abfd, ptr) \
926 BFD_SEND (abfd, bfd_h_getx64, (ptr))
927 #define bfd_h_get_signed_64(abfd, ptr) \
928 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
930 /* Refinements on the above, which should eventually go away. Save
931 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
933 #define H_PUT_64(abfd, val, where) \
934 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
936 #define H_PUT_32(abfd, val, where) \
937 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
939 #define H_PUT_16(abfd, val, where) \
940 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
942 #define H_PUT_8 bfd_h_put_8
944 #define H_PUT_S64(abfd, val, where) \
945 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
947 #define H_PUT_S32(abfd, val, where) \
948 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
950 #define H_PUT_S16(abfd, val, where) \
951 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
953 #define H_PUT_S8 bfd_h_put_signed_8
955 #define H_GET_64(abfd, where) \
956 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
958 #define H_GET_32(abfd, where) \
959 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
961 #define H_GET_16(abfd, where) \
962 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
964 #define H_GET_8 bfd_h_get_8
966 #define H_GET_S64(abfd, where) \
967 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
969 #define H_GET_S32(abfd, where) \
970 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
972 #define H_GET_S16(abfd, where) \
973 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
975 #define H_GET_S8 bfd_h_get_signed_8
978 /* This structure is used for a comdat section, as in PE. A comdat
979 section is associated with a particular symbol. When the linker
980 sees a comdat section, it keeps only one of the sections with a
981 given name and associated with a given symbol. */
983 struct bfd_comdat_info
985 /* The name of the symbol associated with a comdat section. */
988 /* The local symbol table index of the symbol associated with a
989 comdat section. This is only meaningful to the object file format
990 specific code; it is not an index into the list returned by
991 bfd_canonicalize_symtab. */
997 /* The name of the section; the name isn't a copy, the pointer is
998 the same as that passed to bfd_make_section. */
1001 /* A unique sequence number. */
1004 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
1007 /* The next section in the list belonging to the BFD, or NULL. */
1010 /* The field flags contains attributes of the section. Some
1011 flags are read in from the object file, and some are
1012 synthesized from other information. */
1015 #define SEC_NO_FLAGS 0x000
1017 /* Tells the OS to allocate space for this section when loading.
1018 This is clear for a section containing debug information only. */
1019 #define SEC_ALLOC 0x001
1021 /* Tells the OS to load the section from the file when loading.
1022 This is clear for a .bss section. */
1023 #define SEC_LOAD 0x002
1025 /* The section contains data still to be relocated, so there is
1026 some relocation information too. */
1027 #define SEC_RELOC 0x004
1029 /* ELF reserves 4 processor specific bits and 8 operating system
1030 specific bits in sh_flags; at present we can get away with just
1031 one in communicating between the assembler and BFD, but this
1032 isn't a good long-term solution. */
1033 #define SEC_ARCH_BIT_0 0x008
1035 /* A signal to the OS that the section contains read only data. */
1036 #define SEC_READONLY 0x010
1038 /* The section contains code only. */
1039 #define SEC_CODE 0x020
1041 /* The section contains data only. */
1042 #define SEC_DATA 0x040
1044 /* The section will reside in ROM. */
1045 #define SEC_ROM 0x080
1047 /* The section contains constructor information. This section
1048 type is used by the linker to create lists of constructors and
1049 destructors used by <<g++>>. When a back end sees a symbol
1050 which should be used in a constructor list, it creates a new
1051 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1052 the symbol to it, and builds a relocation. To build the lists
1053 of constructors, all the linker has to do is catenate all the
1054 sections called <<__CTOR_LIST__>> and relocate the data
1055 contained within - exactly the operations it would peform on
1057 #define SEC_CONSTRUCTOR 0x100
1059 /* The section is a constructor, and should be placed at the
1060 end of the text, data, or bss section(?). */
1061 #define SEC_CONSTRUCTOR_TEXT 0x1100
1062 #define SEC_CONSTRUCTOR_DATA 0x2100
1063 #define SEC_CONSTRUCTOR_BSS 0x3100
1065 /* The section has contents - a data section could be
1066 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1067 <<SEC_HAS_CONTENTS>> */
1068 #define SEC_HAS_CONTENTS 0x200
1070 /* An instruction to the linker to not output the section
1071 even if it has information which would normally be written. */
1072 #define SEC_NEVER_LOAD 0x400
1074 /* The section is a COFF shared library section. This flag is
1075 only for the linker. If this type of section appears in
1076 the input file, the linker must copy it to the output file
1077 without changing the vma or size. FIXME: Although this
1078 was originally intended to be general, it really is COFF
1079 specific (and the flag was renamed to indicate this). It
1080 might be cleaner to have some more general mechanism to
1081 allow the back end to control what the linker does with
1083 #define SEC_COFF_SHARED_LIBRARY 0x800
1085 /* The section has GOT references. This flag is only for the
1086 linker, and is currently only used by the elf32-hppa back end.
1087 It will be set if global offset table references were detected
1088 in this section, which indicate to the linker that the section
1089 contains PIC code, and must be handled specially when doing a
1091 #define SEC_HAS_GOT_REF 0x4000
1093 /* The section contains common symbols (symbols may be defined
1094 multiple times, the value of a symbol is the amount of
1095 space it requires, and the largest symbol value is the one
1096 used). Most targets have exactly one of these (which we
1097 translate to bfd_com_section_ptr), but ECOFF has two. */
1098 #define SEC_IS_COMMON 0x8000
1100 /* The section contains only debugging information. For
1101 example, this is set for ELF .debug and .stab sections.
1102 strip tests this flag to see if a section can be
1104 #define SEC_DEBUGGING 0x10000
1106 /* The contents of this section are held in memory pointed to
1107 by the contents field. This is checked by bfd_get_section_contents,
1108 and the data is retrieved from memory if appropriate. */
1109 #define SEC_IN_MEMORY 0x20000
1111 /* The contents of this section are to be excluded by the
1112 linker for executable and shared objects unless those
1113 objects are to be further relocated. */
1114 #define SEC_EXCLUDE 0x40000
1116 /* The contents of this section are to be sorted based on the sum of
1117 the symbol and addend values specified by the associated relocation
1118 entries. Entries without associated relocation entries will be
1119 appended to the end of the section in an unspecified order. */
1120 #define SEC_SORT_ENTRIES 0x80000
1122 /* When linking, duplicate sections of the same name should be
1123 discarded, rather than being combined into a single section as
1124 is usually done. This is similar to how common symbols are
1125 handled. See SEC_LINK_DUPLICATES below. */
1126 #define SEC_LINK_ONCE 0x100000
1128 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1129 should handle duplicate sections. */
1130 #define SEC_LINK_DUPLICATES 0x600000
1132 /* This value for SEC_LINK_DUPLICATES means that duplicate
1133 sections with the same name should simply be discarded. */
1134 #define SEC_LINK_DUPLICATES_DISCARD 0x0
1136 /* This value for SEC_LINK_DUPLICATES means that the linker
1137 should warn if there are any duplicate sections, although
1138 it should still only link one copy. */
1139 #define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1141 /* This value for SEC_LINK_DUPLICATES means that the linker
1142 should warn if any duplicate sections are a different size. */
1143 #define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1145 /* This value for SEC_LINK_DUPLICATES means that the linker
1146 should warn if any duplicate sections contain different
1148 #define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1150 /* This section was created by the linker as part of dynamic
1151 relocation or other arcane processing. It is skipped when
1152 going through the first-pass output, trusting that someone
1153 else up the line will take care of it later. */
1154 #define SEC_LINKER_CREATED 0x800000
1156 /* This section should not be subject to garbage collection. */
1157 #define SEC_KEEP 0x1000000
1159 /* This section contains "short" data, and should be placed
1161 #define SEC_SMALL_DATA 0x2000000
1163 /* This section contains data which may be shared with other
1164 executables or shared objects. */
1165 #define SEC_SHARED 0x4000000
1167 /* When a section with this flag is being linked, then if the size of
1168 the input section is less than a page, it should not cross a page
1169 boundary. If the size of the input section is one page or more, it
1170 should be aligned on a page boundary. */
1171 #define SEC_BLOCK 0x8000000
1173 /* Conditionally link this section; do not link if there are no
1174 references found to any symbol in the section. */
1175 #define SEC_CLINK 0x10000000
1177 /* Attempt to merge identical entities in the section.
1178 Entity size is given in the entsize field. */
1179 #define SEC_MERGE 0x20000000
1181 /* If given with SEC_MERGE, entities to merge are zero terminated
1182 strings where entsize specifies character size instead of fixed
1184 #define SEC_STRINGS 0x40000000
1186 /* This section contains data about section groups. */
1187 #define SEC_GROUP 0x80000000
1189 /* End of section flags. */
1191 /* Some internal packed boolean fields. */
1193 /* See the vma field. */
1194 unsigned int user_set_vma : 1;
1196 /* Whether relocations have been processed. */
1197 unsigned int reloc_done : 1;
1199 /* A mark flag used by some of the linker backends. */
1200 unsigned int linker_mark : 1;
1202 /* Another mark flag used by some of the linker backends. Set for
1203 output sections that have an input section. */
1204 unsigned int linker_has_input : 1;
1206 /* A mark flag used by some linker backends for garbage collection. */
1207 unsigned int gc_mark : 1;
1209 /* Used by the ELF code to mark sections which have been allocated
1211 unsigned int segment_mark : 1;
1213 /* End of internal packed boolean fields. */
1215 /* The virtual memory address of the section - where it will be
1216 at run time. The symbols are relocated against this. The
1217 user_set_vma flag is maintained by bfd; if it's not set, the
1218 backend can assign addresses (for example, in <<a.out>>, where
1219 the default address for <<.data>> is dependent on the specific
1220 target and various flags). */
1223 /* The load address of the section - where it would be in a
1224 rom image; really only used for writing section header
1228 /* The size of the section in octets, as it will be output.
1229 Contains a value even if the section has no contents (e.g., the
1230 size of <<.bss>>). This will be filled in after relocation. */
1231 bfd_size_type _cooked_size;
1233 /* The original size on disk of the section, in octets. Normally this
1234 value is the same as the size, but if some relaxing has
1235 been done, then this value will be bigger. */
1236 bfd_size_type _raw_size;
1238 /* If this section is going to be output, then this value is the
1239 offset in *bytes* into the output section of the first byte in the
1240 input section (byte ==> smallest addressable unit on the
1241 target). In most cases, if this was going to start at the
1242 100th octet (8-bit quantity) in the output section, this value
1243 would be 100. However, if the target byte size is 16 bits
1244 (bfd_octets_per_byte is "2"), this value would be 50. */
1245 bfd_vma output_offset;
1247 /* The output section through which to map on output. */
1248 struct sec *output_section;
1250 /* The alignment requirement of the section, as an exponent of 2 -
1251 e.g., 3 aligns to 2^3 (or 8). */
1252 unsigned int alignment_power;
1254 /* If an input section, a pointer to a vector of relocation
1255 records for the data in this section. */
1256 struct reloc_cache_entry *relocation;
1258 /* If an output section, a pointer to a vector of pointers to
1259 relocation records for the data in this section. */
1260 struct reloc_cache_entry **orelocation;
1262 /* The number of relocation records in one of the above. */
1263 unsigned reloc_count;
1265 /* Information below is back end specific - and not always used
1268 /* File position of section data. */
1271 /* File position of relocation info. */
1272 file_ptr rel_filepos;
1274 /* File position of line data. */
1275 file_ptr line_filepos;
1277 /* Pointer to data for applications. */
1280 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1282 unsigned char *contents;
1284 /* Attached line number information. */
1287 /* Number of line number records. */
1288 unsigned int lineno_count;
1290 /* Entity size for merging purposes. */
1291 unsigned int entsize;
1293 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
1294 struct bfd_comdat_info *comdat;
1296 /* When a section is being output, this value changes as more
1297 linenumbers are written out. */
1298 file_ptr moving_line_filepos;
1300 /* What the section number is in the target world. */
1305 /* If this is a constructor section then here is a list of the
1306 relocations created to relocate items within it. */
1307 struct relent_chain *constructor_chain;
1309 /* The BFD which owns the section. */
1312 /* A symbol which points at this section only. */
1313 struct symbol_cache_entry *symbol;
1314 struct symbol_cache_entry **symbol_ptr_ptr;
1316 struct bfd_link_order *link_order_head;
1317 struct bfd_link_order *link_order_tail;
1320 /* These sections are global, and are managed by BFD. The application
1321 and target back end are not permitted to change the values in
1322 these sections. New code should use the section_ptr macros rather
1323 than referring directly to the const sections. The const sections
1324 may eventually vanish. */
1325 #define BFD_ABS_SECTION_NAME "*ABS*"
1326 #define BFD_UND_SECTION_NAME "*UND*"
1327 #define BFD_COM_SECTION_NAME "*COM*"
1328 #define BFD_IND_SECTION_NAME "*IND*"
1330 /* The absolute section. */
1331 extern const asection bfd_abs_section;
1332 #define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1333 #define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
1334 /* Pointer to the undefined section. */
1335 extern const asection bfd_und_section;
1336 #define bfd_und_section_ptr ((asection *) &bfd_und_section)
1337 #define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
1338 /* Pointer to the common section. */
1339 extern const asection bfd_com_section;
1340 #define bfd_com_section_ptr ((asection *) &bfd_com_section)
1341 /* Pointer to the indirect section. */
1342 extern const asection bfd_ind_section;
1343 #define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1344 #define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1346 #define bfd_is_const_section(SEC) \
1347 ( ((SEC) == bfd_abs_section_ptr) \
1348 || ((SEC) == bfd_und_section_ptr) \
1349 || ((SEC) == bfd_com_section_ptr) \
1350 || ((SEC) == bfd_ind_section_ptr))
1352 extern const struct symbol_cache_entry * const bfd_abs_symbol;
1353 extern const struct symbol_cache_entry * const bfd_com_symbol;
1354 extern const struct symbol_cache_entry * const bfd_und_symbol;
1355 extern const struct symbol_cache_entry * const bfd_ind_symbol;
1356 #define bfd_get_section_size_before_reloc(section) \
1357 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1358 : (section)->_raw_size)
1359 #define bfd_get_section_size_after_reloc(section) \
1360 ((section)->reloc_done ? (section)->_cooked_size \
1361 : (abort (), (bfd_size_type) 1))
1363 /* Macros to handle insertion and deletion of a bfd's sections. These
1364 only handle the list pointers, ie. do not adjust section_count,
1365 target_index etc. */
1366 #define bfd_section_list_remove(ABFD, PS) \
1369 asection **_ps = PS; \
1370 asection *_s = *_ps; \
1372 if (_s->next == NULL) \
1373 (ABFD)->section_tail = _ps; \
1376 #define bfd_section_list_insert(ABFD, PS, S) \
1379 asection **_ps = PS; \
1383 if (_s->next == NULL) \
1384 (ABFD)->section_tail = &_s->next; \
1389 bfd_section_list_clear PARAMS ((bfd *));
1392 bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
1395 bfd_get_unique_section_name PARAMS ((bfd *abfd,
1396 const char *templat,
1400 bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
1403 bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
1406 bfd_make_section PARAMS ((bfd *, const char *name));
1409 bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1412 bfd_map_over_sections PARAMS ((bfd *abfd,
1413 void (*func) (bfd *abfd,
1419 bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1422 bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1423 PTR data, file_ptr offset,
1424 bfd_size_type count));
1427 bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1428 PTR location, file_ptr offset,
1429 bfd_size_type count));
1432 bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1433 bfd *obfd, asection *osec));
1435 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1436 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1437 (ibfd, isection, obfd, osection))
1439 _bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
1441 enum bfd_architecture
1443 bfd_arch_unknown, /* File arch not known. */
1444 bfd_arch_obscure, /* Arch known, not one of these. */
1445 bfd_arch_m68k, /* Motorola 68xxx */
1446 #define bfd_mach_m68000 1
1447 #define bfd_mach_m68008 2
1448 #define bfd_mach_m68010 3
1449 #define bfd_mach_m68020 4
1450 #define bfd_mach_m68030 5
1451 #define bfd_mach_m68040 6
1452 #define bfd_mach_m68060 7
1453 #define bfd_mach_cpu32 8
1454 #define bfd_mach_mcf5200 9
1455 #define bfd_mach_mcf5206e 10
1456 #define bfd_mach_mcf5307 11
1457 #define bfd_mach_mcf5407 12
1458 bfd_arch_vax, /* DEC Vax */
1459 bfd_arch_i960, /* Intel 960 */
1460 /* The order of the following is important.
1461 lower number indicates a machine type that
1462 only accepts a subset of the instructions
1463 available to machines with higher numbers.
1464 The exception is the "ca", which is
1465 incompatible with all other machines except
1468 #define bfd_mach_i960_core 1
1469 #define bfd_mach_i960_ka_sa 2
1470 #define bfd_mach_i960_kb_sb 3
1471 #define bfd_mach_i960_mc 4
1472 #define bfd_mach_i960_xa 5
1473 #define bfd_mach_i960_ca 6
1474 #define bfd_mach_i960_jx 7
1475 #define bfd_mach_i960_hx 8
1477 bfd_arch_a29k, /* AMD 29000 */
1478 bfd_arch_sparc, /* SPARC */
1479 #define bfd_mach_sparc 1
1480 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
1481 #define bfd_mach_sparc_sparclet 2
1482 #define bfd_mach_sparc_sparclite 3
1483 #define bfd_mach_sparc_v8plus 4
1484 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
1485 #define bfd_mach_sparc_sparclite_le 6
1486 #define bfd_mach_sparc_v9 7
1487 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
1488 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
1489 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
1490 /* Nonzero if MACH has the v9 instruction set. */
1491 #define bfd_mach_sparc_v9_p(mach) \
1492 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
1493 && (mach) != bfd_mach_sparc_sparclite_le)
1494 bfd_arch_mips, /* MIPS Rxxxx */
1495 #define bfd_mach_mips3000 3000
1496 #define bfd_mach_mips3900 3900
1497 #define bfd_mach_mips4000 4000
1498 #define bfd_mach_mips4010 4010
1499 #define bfd_mach_mips4100 4100
1500 #define bfd_mach_mips4111 4111
1501 #define bfd_mach_mips4300 4300
1502 #define bfd_mach_mips4400 4400
1503 #define bfd_mach_mips4600 4600
1504 #define bfd_mach_mips4650 4650
1505 #define bfd_mach_mips5000 5000
1506 #define bfd_mach_mips6000 6000
1507 #define bfd_mach_mips8000 8000
1508 #define bfd_mach_mips10000 10000
1509 #define bfd_mach_mips12000 12000
1510 #define bfd_mach_mips16 16
1511 #define bfd_mach_mips5 5
1512 #define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
1513 #define bfd_mach_mipsisa32 32
1514 #define bfd_mach_mipsisa64 64
1515 bfd_arch_i386, /* Intel 386 */
1516 #define bfd_mach_i386_i386 0
1517 #define bfd_mach_i386_i8086 1
1518 #define bfd_mach_i386_i386_intel_syntax 2
1519 #define bfd_mach_x86_64 3
1520 #define bfd_mach_x86_64_intel_syntax 4
1521 bfd_arch_we32k, /* AT&T WE32xxx */
1522 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1523 bfd_arch_i860, /* Intel 860 */
1524 bfd_arch_i370, /* IBM 360/370 Mainframes */
1525 bfd_arch_romp, /* IBM ROMP PC/RT */
1526 bfd_arch_alliant, /* Alliant */
1527 bfd_arch_convex, /* Convex */
1528 bfd_arch_m88k, /* Motorola 88xxx */
1529 bfd_arch_pyramid, /* Pyramid Technology */
1530 bfd_arch_h8300, /* Hitachi H8/300 */
1531 #define bfd_mach_h8300 1
1532 #define bfd_mach_h8300h 2
1533 #define bfd_mach_h8300s 3
1534 bfd_arch_pdp11, /* DEC PDP-11 */
1535 bfd_arch_powerpc, /* PowerPC */
1536 #define bfd_mach_ppc 0
1537 #define bfd_mach_ppc_403 403
1538 #define bfd_mach_ppc_403gc 4030
1539 #define bfd_mach_ppc_505 505
1540 #define bfd_mach_ppc_601 601
1541 #define bfd_mach_ppc_602 602
1542 #define bfd_mach_ppc_603 603
1543 #define bfd_mach_ppc_ec603e 6031
1544 #define bfd_mach_ppc_604 604
1545 #define bfd_mach_ppc_620 620
1546 #define bfd_mach_ppc_630 630
1547 #define bfd_mach_ppc_750 750
1548 #define bfd_mach_ppc_860 860
1549 #define bfd_mach_ppc_a35 35
1550 #define bfd_mach_ppc_rs64ii 642
1551 #define bfd_mach_ppc_rs64iii 643
1552 #define bfd_mach_ppc_7400 7400
1553 bfd_arch_rs6000, /* IBM RS/6000 */
1554 #define bfd_mach_rs6k 0
1555 #define bfd_mach_rs6k_rs1 6001
1556 #define bfd_mach_rs6k_rsc 6003
1557 #define bfd_mach_rs6k_rs2 6002
1558 bfd_arch_hppa, /* HP PA RISC */
1559 bfd_arch_d10v, /* Mitsubishi D10V */
1560 #define bfd_mach_d10v 0
1561 #define bfd_mach_d10v_ts2 2
1562 #define bfd_mach_d10v_ts3 3
1563 bfd_arch_d30v, /* Mitsubishi D30V */
1564 bfd_arch_m68hc11, /* Motorola 68HC11 */
1565 bfd_arch_m68hc12, /* Motorola 68HC12 */
1566 bfd_arch_z8k, /* Zilog Z8000 */
1567 #define bfd_mach_z8001 1
1568 #define bfd_mach_z8002 2
1569 bfd_arch_h8500, /* Hitachi H8/500 */
1570 bfd_arch_sh, /* Hitachi SH */
1571 #define bfd_mach_sh 0
1572 #define bfd_mach_sh2 0x20
1573 #define bfd_mach_sh_dsp 0x2d
1574 #define bfd_mach_sh3 0x30
1575 #define bfd_mach_sh3_dsp 0x3d
1576 #define bfd_mach_sh3e 0x3e
1577 #define bfd_mach_sh4 0x40
1578 bfd_arch_alpha, /* Dec Alpha */
1579 #define bfd_mach_alpha_ev4 0x10
1580 #define bfd_mach_alpha_ev5 0x20
1581 #define bfd_mach_alpha_ev6 0x30
1582 bfd_arch_arm, /* Advanced Risc Machines ARM. */
1583 #define bfd_mach_arm_2 1
1584 #define bfd_mach_arm_2a 2
1585 #define bfd_mach_arm_3 3
1586 #define bfd_mach_arm_3M 4
1587 #define bfd_mach_arm_4 5
1588 #define bfd_mach_arm_4T 6
1589 #define bfd_mach_arm_5 7
1590 #define bfd_mach_arm_5T 8
1591 #define bfd_mach_arm_5TE 9
1592 #define bfd_mach_arm_XScale 10
1593 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1594 bfd_arch_w65, /* WDC 65816 */
1595 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1596 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1597 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1598 bfd_arch_v850, /* NEC V850 */
1599 #define bfd_mach_v850 0
1600 #define bfd_mach_v850e 'E'
1601 #define bfd_mach_v850ea 'A'
1602 bfd_arch_arc, /* ARC Cores */
1603 #define bfd_mach_arc_5 0
1604 #define bfd_mach_arc_6 1
1605 #define bfd_mach_arc_7 2
1606 #define bfd_mach_arc_8 3
1607 bfd_arch_m32r, /* Mitsubishi M32R/D */
1608 #define bfd_mach_m32r 0 /* For backwards compatibility. */
1609 #define bfd_mach_m32rx 'x'
1610 bfd_arch_mn10200, /* Matsushita MN10200 */
1611 bfd_arch_mn10300, /* Matsushita MN10300 */
1612 #define bfd_mach_mn10300 300
1613 #define bfd_mach_am33 330
1615 #define bfd_mach_fr30 0x46523330
1617 bfd_arch_ia64, /* HP/Intel ia64 */
1618 #define bfd_mach_ia64_elf64 0
1619 #define bfd_mach_ia64_elf32 1
1621 bfd_arch_avr, /* Atmel AVR microcontrollers. */
1622 #define bfd_mach_avr1 1
1623 #define bfd_mach_avr2 2
1624 #define bfd_mach_avr3 3
1625 #define bfd_mach_avr4 4
1626 #define bfd_mach_avr5 5
1627 bfd_arch_cris, /* Axis CRIS */
1628 bfd_arch_s390, /* IBM s390 */
1629 #define bfd_mach_s390_esa 0
1630 #define bfd_mach_s390_esame 1
1631 bfd_arch_openrisc, /* OpenRISC */
1632 bfd_arch_mmix, /* Donald Knuth's educational processor. */
1634 #define bfd_mach_xstormy16 0
1638 typedef struct bfd_arch_info
1641 int bits_per_address;
1643 enum bfd_architecture arch;
1645 const char *arch_name;
1646 const char *printable_name;
1647 unsigned int section_align_power;
1648 /* True if this is the default machine for the architecture. */
1649 boolean the_default;
1650 const struct bfd_arch_info * (*compatible)
1651 PARAMS ((const struct bfd_arch_info *a,
1652 const struct bfd_arch_info *b));
1654 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1656 const struct bfd_arch_info *next;
1657 } bfd_arch_info_type;
1659 bfd_printable_name PARAMS ((bfd *abfd));
1661 const bfd_arch_info_type *
1662 bfd_scan_arch PARAMS ((const char *string));
1665 bfd_arch_list PARAMS ((void));
1667 const bfd_arch_info_type *
1668 bfd_arch_get_compatible PARAMS ((
1673 bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1675 enum bfd_architecture
1676 bfd_get_arch PARAMS ((bfd *abfd));
1679 bfd_get_mach PARAMS ((bfd *abfd));
1682 bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1685 bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1687 const bfd_arch_info_type *
1688 bfd_get_arch_info PARAMS ((bfd *abfd));
1690 const bfd_arch_info_type *
1691 bfd_lookup_arch PARAMS ((enum bfd_architecture
1693 unsigned long machine));
1696 bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
1699 bfd_octets_per_byte PARAMS ((bfd *abfd));
1702 bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
1703 unsigned long machine));
1705 typedef enum bfd_reloc_status
1707 /* No errors detected. */
1710 /* The relocation was performed, but there was an overflow. */
1713 /* The address to relocate was not within the section supplied. */
1714 bfd_reloc_outofrange,
1716 /* Used by special functions. */
1719 /* Unsupported relocation size requested. */
1720 bfd_reloc_notsupported,
1725 /* The symbol to relocate against was undefined. */
1726 bfd_reloc_undefined,
1728 /* The relocation was performed, but may not be ok - presently
1729 generated only when linking i960 coff files with i960 b.out
1730 symbols. If this type is returned, the error_message argument
1731 to bfd_perform_relocation will be set. */
1734 bfd_reloc_status_type;
1737 typedef struct reloc_cache_entry
1739 /* A pointer into the canonical table of pointers. */
1740 struct symbol_cache_entry **sym_ptr_ptr;
1742 /* offset in section. */
1743 bfd_size_type address;
1745 /* addend for relocation value. */
1748 /* Pointer to how to perform the required relocation. */
1749 reloc_howto_type *howto;
1754 enum complain_overflow
1756 /* Do not complain on overflow. */
1757 complain_overflow_dont,
1759 /* Complain if the bitfield overflows, whether it is considered
1760 as signed or unsigned. */
1761 complain_overflow_bitfield,
1763 /* Complain if the value overflows when considered as signed
1765 complain_overflow_signed,
1767 /* Complain if the value overflows when considered as an
1769 complain_overflow_unsigned
1772 struct reloc_howto_struct
1774 /* The type field has mainly a documentary use - the back end can
1775 do what it wants with it, though normally the back end's
1776 external idea of what a reloc number is stored
1777 in this field. For example, a PC relative word relocation
1778 in a coff environment has the type 023 - because that's
1779 what the outside world calls a R_PCRWORD reloc. */
1782 /* The value the final relocation is shifted right by. This drops
1783 unwanted data from the relocation. */
1784 unsigned int rightshift;
1786 /* The size of the item to be relocated. This is *not* a
1787 power-of-two measure. To get the number of bytes operated
1788 on by a type of relocation, use bfd_get_reloc_size. */
1791 /* The number of bits in the item to be relocated. This is used
1792 when doing overflow checking. */
1793 unsigned int bitsize;
1795 /* Notes that the relocation is relative to the location in the
1796 data section of the addend. The relocation function will
1797 subtract from the relocation value the address of the location
1799 boolean pc_relative;
1801 /* The bit position of the reloc value in the destination.
1802 The relocated value is left shifted by this amount. */
1803 unsigned int bitpos;
1805 /* What type of overflow error should be checked for when
1807 enum complain_overflow complain_on_overflow;
1809 /* If this field is non null, then the supplied function is
1810 called rather than the normal function. This allows really
1811 strange relocation methods to be accomodated (e.g., i960 callj
1813 bfd_reloc_status_type (*special_function)
1814 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1817 /* The textual name of the relocation type. */
1820 /* Some formats record a relocation addend in the section contents
1821 rather than with the relocation. For ELF formats this is the
1822 distinction between USE_REL and USE_RELA (though the code checks
1823 for USE_REL == 1/0). The value of this field is TRUE if the
1824 addend is recorded with the section contents; when performing a
1825 partial link (ld -r) the section contents (the data) will be
1826 modified. The value of this field is FALSE if addends are
1827 recorded with the relocation (in arelent.addend); when performing
1828 a partial link the relocation will be modified.
1829 All relocations for all ELF USE_RELA targets should set this field
1830 to FALSE (values of TRUE should be looked on with suspicion).
1831 However, the converse is not true: not all relocations of all ELF
1832 USE_REL targets set this field to TRUE. Why this is so is peculiar
1833 to each particular target. For relocs that aren't used in partial
1834 links (e.g. GOT stuff) it doesn't matter what this is set to. */
1835 boolean partial_inplace;
1837 /* The src_mask selects which parts of the read in data
1838 are to be used in the relocation sum. E.g., if this was an 8 bit
1839 byte of data which we read and relocated, this would be
1840 0x000000ff. When we have relocs which have an addend, such as
1841 sun4 extended relocs, the value in the offset part of a
1842 relocating field is garbage so we never use it. In this case
1843 the mask would be 0x00000000. */
1846 /* The dst_mask selects which parts of the instruction are replaced
1847 into the instruction. In most cases src_mask == dst_mask,
1848 except in the above special case, where dst_mask would be
1849 0x000000ff, and src_mask would be 0x00000000. */
1852 /* When some formats create PC relative instructions, they leave
1853 the value of the pc of the place being relocated in the offset
1854 slot of the instruction, so that a PC relative relocation can
1855 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1856 Some formats leave the displacement part of an instruction
1857 empty (e.g., m88k bcs); this flag signals the fact. */
1858 boolean pcrel_offset;
1861 #define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1862 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1863 #define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1864 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1865 NAME, false, 0, 0, IN)
1867 #define EMPTY_HOWTO(C) \
1868 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1869 NULL, false, 0, 0, false)
1871 #define HOWTO_PREPARE(relocation, symbol) \
1873 if (symbol != (asymbol *) NULL) \
1875 if (bfd_is_com_section (symbol->section)) \
1881 relocation = symbol->value; \
1887 bfd_get_reloc_size PARAMS ((reloc_howto_type *));
1889 typedef struct relent_chain
1892 struct relent_chain *next;
1896 bfd_reloc_status_type
1897 bfd_check_overflow PARAMS ((enum complain_overflow how,
1898 unsigned int bitsize,
1899 unsigned int rightshift,
1900 unsigned int addrsize,
1901 bfd_vma relocation));
1903 bfd_reloc_status_type
1904 bfd_perform_relocation PARAMS ((bfd *abfd,
1905 arelent *reloc_entry,
1907 asection *input_section,
1909 char **error_message));
1911 bfd_reloc_status_type
1912 bfd_install_relocation PARAMS ((bfd *abfd,
1913 arelent *reloc_entry,
1914 PTR data, bfd_vma data_start,
1915 asection *input_section,
1916 char **error_message));
1918 enum bfd_reloc_code_real {
1919 _dummy_first_bfd_reloc_code_real,
1922 /* Basic absolute relocations of N bits. */
1931 /* PC-relative relocations. Sometimes these are relative to the address
1932 of the relocation itself; sometimes they are relative to the start of
1933 the section containing the relocation. It depends on the specific target.
1935 The 24-bit relocation is used in some Intel 960 configurations. */
1944 BFD_RELOC_32_GOT_PCREL,
1945 BFD_RELOC_16_GOT_PCREL,
1946 BFD_RELOC_8_GOT_PCREL,
1947 BFD_RELOC_32_GOTOFF,
1948 BFD_RELOC_16_GOTOFF,
1949 BFD_RELOC_LO16_GOTOFF,
1950 BFD_RELOC_HI16_GOTOFF,
1951 BFD_RELOC_HI16_S_GOTOFF,
1953 BFD_RELOC_64_PLT_PCREL,
1954 BFD_RELOC_32_PLT_PCREL,
1955 BFD_RELOC_24_PLT_PCREL,
1956 BFD_RELOC_16_PLT_PCREL,
1957 BFD_RELOC_8_PLT_PCREL,
1958 BFD_RELOC_64_PLTOFF,
1959 BFD_RELOC_32_PLTOFF,
1960 BFD_RELOC_16_PLTOFF,
1961 BFD_RELOC_LO16_PLTOFF,
1962 BFD_RELOC_HI16_PLTOFF,
1963 BFD_RELOC_HI16_S_PLTOFF,
1966 /* Relocations used by 68K ELF. */
1967 BFD_RELOC_68K_GLOB_DAT,
1968 BFD_RELOC_68K_JMP_SLOT,
1969 BFD_RELOC_68K_RELATIVE,
1971 /* Linkage-table relative. */
1972 BFD_RELOC_32_BASEREL,
1973 BFD_RELOC_16_BASEREL,
1974 BFD_RELOC_LO16_BASEREL,
1975 BFD_RELOC_HI16_BASEREL,
1976 BFD_RELOC_HI16_S_BASEREL,
1977 BFD_RELOC_8_BASEREL,
1980 /* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
1983 /* These PC-relative relocations are stored as word displacements --
1984 i.e., byte displacements shifted right two bits. The 30-bit word
1985 displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
1986 SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
1987 signed 16-bit displacement is used on the MIPS, and the 23-bit
1988 displacement is used on the Alpha. */
1989 BFD_RELOC_32_PCREL_S2,
1990 BFD_RELOC_16_PCREL_S2,
1991 BFD_RELOC_23_PCREL_S2,
1993 /* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
1994 the target word. These are used on the SPARC. */
1998 /* For systems that allocate a Global Pointer register, these are
1999 displacements off that register. These relocation types are
2000 handled specially, because the value the register will have is
2001 decided relatively late. */
2005 /* Reloc types used for i960/b.out. */
2006 BFD_RELOC_I960_CALLJ,
2008 /* SPARC ELF relocations. There is probably some overlap with other
2009 relocation types already defined. */
2011 BFD_RELOC_SPARC_WDISP22,
2014 BFD_RELOC_SPARC_GOT10,
2015 BFD_RELOC_SPARC_GOT13,
2016 BFD_RELOC_SPARC_GOT22,
2017 BFD_RELOC_SPARC_PC10,
2018 BFD_RELOC_SPARC_PC22,
2019 BFD_RELOC_SPARC_WPLT30,
2020 BFD_RELOC_SPARC_COPY,
2021 BFD_RELOC_SPARC_GLOB_DAT,
2022 BFD_RELOC_SPARC_JMP_SLOT,
2023 BFD_RELOC_SPARC_RELATIVE,
2024 BFD_RELOC_SPARC_UA16,
2025 BFD_RELOC_SPARC_UA32,
2026 BFD_RELOC_SPARC_UA64,
2028 /* I think these are specific to SPARC a.out (e.g., Sun 4). */
2029 BFD_RELOC_SPARC_BASE13,
2030 BFD_RELOC_SPARC_BASE22,
2032 /* SPARC64 relocations */
2033 #define BFD_RELOC_SPARC_64 BFD_RELOC_64
2036 BFD_RELOC_SPARC_OLO10,
2037 BFD_RELOC_SPARC_HH22,
2038 BFD_RELOC_SPARC_HM10,
2039 BFD_RELOC_SPARC_LM22,
2040 BFD_RELOC_SPARC_PC_HH22,
2041 BFD_RELOC_SPARC_PC_HM10,
2042 BFD_RELOC_SPARC_PC_LM22,
2043 BFD_RELOC_SPARC_WDISP16,
2044 BFD_RELOC_SPARC_WDISP19,
2048 #define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2049 BFD_RELOC_SPARC_PLT32,
2050 BFD_RELOC_SPARC_PLT64,
2051 BFD_RELOC_SPARC_HIX22,
2052 BFD_RELOC_SPARC_LOX10,
2053 BFD_RELOC_SPARC_H44,
2054 BFD_RELOC_SPARC_M44,
2055 BFD_RELOC_SPARC_L44,
2056 BFD_RELOC_SPARC_REGISTER,
2058 /* SPARC little endian relocation */
2059 BFD_RELOC_SPARC_REV32,
2061 /* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2062 "addend" in some special way.
2063 For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2064 writing; when reading, it will be the absolute section symbol. The
2065 addend is the displacement in bytes of the "lda" instruction from
2066 the "ldah" instruction (which is at the address of this reloc). */
2067 BFD_RELOC_ALPHA_GPDISP_HI16,
2069 /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2070 with GPDISP_HI16 relocs. The addend is ignored when writing the
2071 relocations out, and is filled in with the file's GP value on
2072 reading, for convenience. */
2073 BFD_RELOC_ALPHA_GPDISP_LO16,
2075 /* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2076 relocation except that there is no accompanying GPDISP_LO16
2078 BFD_RELOC_ALPHA_GPDISP,
2080 /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2081 the assembler turns it into a LDQ instruction to load the address of
2082 the symbol, and then fills in a register in the real instruction.
2084 The LITERAL reloc, at the LDQ instruction, refers to the .lita
2085 section symbol. The addend is ignored when writing, but is filled
2086 in with the file's GP value on reading, for convenience, as with the
2089 The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2090 It should refer to the symbol to be referenced, as with 16_GOTOFF,
2091 but it generates output not based on the position within the .got
2092 section, but relative to the GP value chosen for the file during the
2095 The LITUSE reloc, on the instruction using the loaded address, gives
2096 information to the linker that it might be able to use to optimize
2097 away some literal section references. The symbol is ignored (read
2098 as the absolute section symbol), and the "addend" indicates the type
2099 of instruction using the register:
2100 1 - "memory" fmt insn
2101 2 - byte-manipulation (byte offset reg)
2102 3 - jsr (target of branch) */
2103 BFD_RELOC_ALPHA_LITERAL,
2104 BFD_RELOC_ALPHA_ELF_LITERAL,
2105 BFD_RELOC_ALPHA_LITUSE,
2107 /* The HINT relocation indicates a value that should be filled into the
2108 "hint" field of a jmp/jsr/ret instruction, for possible branch-
2109 prediction logic which may be provided on some processors. */
2110 BFD_RELOC_ALPHA_HINT,
2112 /* The LINKAGE relocation outputs a linkage pair in the object file,
2113 which is filled by the linker. */
2114 BFD_RELOC_ALPHA_LINKAGE,
2116 /* The CODEADDR relocation outputs a STO_CA in the object file,
2117 which is filled by the linker. */
2118 BFD_RELOC_ALPHA_CODEADDR,
2120 /* The GPREL_HI/LO relocations together form a 32-bit offset from the
2122 BFD_RELOC_ALPHA_GPREL_HI16,
2123 BFD_RELOC_ALPHA_GPREL_LO16,
2125 /* Bits 27..2 of the relocation address shifted right 2 bits;
2126 simple reloc otherwise. */
2129 /* The MIPS16 jump instruction. */
2130 BFD_RELOC_MIPS16_JMP,
2132 /* MIPS16 GP relative reloc. */
2133 BFD_RELOC_MIPS16_GPREL,
2135 /* High 16 bits of 32-bit value; simple reloc. */
2138 /* High 16 bits of 32-bit value but the low 16 bits will be sign
2139 extended and added to form the final result. If the low 16
2140 bits form a negative number, we need to add one to the high value
2141 to compensate for the borrow when the low bits are added. */
2147 /* Like BFD_RELOC_HI16_S, but PC relative. */
2148 BFD_RELOC_PCREL_HI16_S,
2150 /* Like BFD_RELOC_LO16, but PC relative. */
2151 BFD_RELOC_PCREL_LO16,
2153 /* Relocation against a MIPS literal section. */
2154 BFD_RELOC_MIPS_LITERAL,
2156 /* MIPS ELF relocations. */
2157 BFD_RELOC_MIPS_GOT16,
2158 BFD_RELOC_MIPS_CALL16,
2159 BFD_RELOC_MIPS_GOT_HI16,
2160 BFD_RELOC_MIPS_GOT_LO16,
2161 BFD_RELOC_MIPS_CALL_HI16,
2162 BFD_RELOC_MIPS_CALL_LO16,
2164 BFD_RELOC_MIPS_GOT_PAGE,
2165 BFD_RELOC_MIPS_GOT_OFST,
2166 BFD_RELOC_MIPS_GOT_DISP,
2167 BFD_RELOC_MIPS_SHIFT5,
2168 BFD_RELOC_MIPS_SHIFT6,
2169 BFD_RELOC_MIPS_INSERT_A,
2170 BFD_RELOC_MIPS_INSERT_B,
2171 BFD_RELOC_MIPS_DELETE,
2172 BFD_RELOC_MIPS_HIGHEST,
2173 BFD_RELOC_MIPS_HIGHER,
2174 BFD_RELOC_MIPS_SCN_DISP,
2175 BFD_RELOC_MIPS_REL16,
2176 BFD_RELOC_MIPS_RELGOT,
2177 BFD_RELOC_MIPS_JALR,
2180 /* i386/elf relocations */
2181 BFD_RELOC_386_GOT32,
2182 BFD_RELOC_386_PLT32,
2184 BFD_RELOC_386_GLOB_DAT,
2185 BFD_RELOC_386_JUMP_SLOT,
2186 BFD_RELOC_386_RELATIVE,
2187 BFD_RELOC_386_GOTOFF,
2188 BFD_RELOC_386_GOTPC,
2190 /* x86-64/elf relocations */
2191 BFD_RELOC_X86_64_GOT32,
2192 BFD_RELOC_X86_64_PLT32,
2193 BFD_RELOC_X86_64_COPY,
2194 BFD_RELOC_X86_64_GLOB_DAT,
2195 BFD_RELOC_X86_64_JUMP_SLOT,
2196 BFD_RELOC_X86_64_RELATIVE,
2197 BFD_RELOC_X86_64_GOTPCREL,
2198 BFD_RELOC_X86_64_32S,
2200 /* ns32k relocations */
2201 BFD_RELOC_NS32K_IMM_8,
2202 BFD_RELOC_NS32K_IMM_16,
2203 BFD_RELOC_NS32K_IMM_32,
2204 BFD_RELOC_NS32K_IMM_8_PCREL,
2205 BFD_RELOC_NS32K_IMM_16_PCREL,
2206 BFD_RELOC_NS32K_IMM_32_PCREL,
2207 BFD_RELOC_NS32K_DISP_8,
2208 BFD_RELOC_NS32K_DISP_16,
2209 BFD_RELOC_NS32K_DISP_32,
2210 BFD_RELOC_NS32K_DISP_8_PCREL,
2211 BFD_RELOC_NS32K_DISP_16_PCREL,
2212 BFD_RELOC_NS32K_DISP_32_PCREL,
2214 /* PDP11 relocations */
2215 BFD_RELOC_PDP11_DISP_8_PCREL,
2216 BFD_RELOC_PDP11_DISP_6_PCREL,
2218 /* Picojava relocs. Not all of these appear in object files. */
2219 BFD_RELOC_PJ_CODE_HI16,
2220 BFD_RELOC_PJ_CODE_LO16,
2221 BFD_RELOC_PJ_CODE_DIR16,
2222 BFD_RELOC_PJ_CODE_DIR32,
2223 BFD_RELOC_PJ_CODE_REL16,
2224 BFD_RELOC_PJ_CODE_REL32,
2226 /* Power(rs6000) and PowerPC relocations. */
2229 BFD_RELOC_PPC_TOC16,
2231 BFD_RELOC_PPC_B16_BRTAKEN,
2232 BFD_RELOC_PPC_B16_BRNTAKEN,
2234 BFD_RELOC_PPC_BA16_BRTAKEN,
2235 BFD_RELOC_PPC_BA16_BRNTAKEN,
2237 BFD_RELOC_PPC_GLOB_DAT,
2238 BFD_RELOC_PPC_JMP_SLOT,
2239 BFD_RELOC_PPC_RELATIVE,
2240 BFD_RELOC_PPC_LOCAL24PC,
2241 BFD_RELOC_PPC_EMB_NADDR32,
2242 BFD_RELOC_PPC_EMB_NADDR16,
2243 BFD_RELOC_PPC_EMB_NADDR16_LO,
2244 BFD_RELOC_PPC_EMB_NADDR16_HI,
2245 BFD_RELOC_PPC_EMB_NADDR16_HA,
2246 BFD_RELOC_PPC_EMB_SDAI16,
2247 BFD_RELOC_PPC_EMB_SDA2I16,
2248 BFD_RELOC_PPC_EMB_SDA2REL,
2249 BFD_RELOC_PPC_EMB_SDA21,
2250 BFD_RELOC_PPC_EMB_MRKREF,
2251 BFD_RELOC_PPC_EMB_RELSEC16,
2252 BFD_RELOC_PPC_EMB_RELST_LO,
2253 BFD_RELOC_PPC_EMB_RELST_HI,
2254 BFD_RELOC_PPC_EMB_RELST_HA,
2255 BFD_RELOC_PPC_EMB_BIT_FLD,
2256 BFD_RELOC_PPC_EMB_RELSDA,
2257 BFD_RELOC_PPC64_HIGHER,
2258 BFD_RELOC_PPC64_HIGHER_S,
2259 BFD_RELOC_PPC64_HIGHEST,
2260 BFD_RELOC_PPC64_HIGHEST_S,
2261 BFD_RELOC_PPC64_TOC16_LO,
2262 BFD_RELOC_PPC64_TOC16_HI,
2263 BFD_RELOC_PPC64_TOC16_HA,
2264 BFD_RELOC_PPC64_TOC,
2265 BFD_RELOC_PPC64_PLTGOT16,
2266 BFD_RELOC_PPC64_PLTGOT16_LO,
2267 BFD_RELOC_PPC64_PLTGOT16_HI,
2268 BFD_RELOC_PPC64_PLTGOT16_HA,
2269 BFD_RELOC_PPC64_ADDR16_DS,
2270 BFD_RELOC_PPC64_ADDR16_LO_DS,
2271 BFD_RELOC_PPC64_GOT16_DS,
2272 BFD_RELOC_PPC64_GOT16_LO_DS,
2273 BFD_RELOC_PPC64_PLT16_LO_DS,
2274 BFD_RELOC_PPC64_SECTOFF_DS,
2275 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2276 BFD_RELOC_PPC64_TOC16_DS,
2277 BFD_RELOC_PPC64_TOC16_LO_DS,
2278 BFD_RELOC_PPC64_PLTGOT16_DS,
2279 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
2281 /* IBM 370/390 relocations */
2284 /* The type of reloc used to build a contructor table - at the moment
2285 probably a 32 bit wide absolute relocation, but the target can choose.
2286 It generally does map to one of the other relocation types. */
2289 /* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
2290 not stored in the instruction. */
2291 BFD_RELOC_ARM_PCREL_BRANCH,
2293 /* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2294 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2295 field in the instruction. */
2296 BFD_RELOC_ARM_PCREL_BLX,
2298 /* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2299 not stored in the instruction. The 2nd lowest bit comes from a 1 bit
2300 field in the instruction. */
2301 BFD_RELOC_THUMB_PCREL_BLX,
2303 /* These relocs are only used within the ARM assembler. They are not
2304 (at present) written to any object files. */
2305 BFD_RELOC_ARM_IMMEDIATE,
2306 BFD_RELOC_ARM_ADRL_IMMEDIATE,
2307 BFD_RELOC_ARM_OFFSET_IMM,
2308 BFD_RELOC_ARM_SHIFT_IMM,
2310 BFD_RELOC_ARM_MULTI,
2311 BFD_RELOC_ARM_CP_OFF_IMM,
2312 BFD_RELOC_ARM_ADR_IMM,
2313 BFD_RELOC_ARM_LDR_IMM,
2314 BFD_RELOC_ARM_LITERAL,
2315 BFD_RELOC_ARM_IN_POOL,
2316 BFD_RELOC_ARM_OFFSET_IMM8,
2317 BFD_RELOC_ARM_HWLITERAL,
2318 BFD_RELOC_ARM_THUMB_ADD,
2319 BFD_RELOC_ARM_THUMB_IMM,
2320 BFD_RELOC_ARM_THUMB_SHIFT,
2321 BFD_RELOC_ARM_THUMB_OFFSET,
2322 BFD_RELOC_ARM_GOT12,
2323 BFD_RELOC_ARM_GOT32,
2324 BFD_RELOC_ARM_JUMP_SLOT,
2326 BFD_RELOC_ARM_GLOB_DAT,
2327 BFD_RELOC_ARM_PLT32,
2328 BFD_RELOC_ARM_RELATIVE,
2329 BFD_RELOC_ARM_GOTOFF,
2330 BFD_RELOC_ARM_GOTPC,
2332 /* Hitachi SH relocs. Not all of these appear in object files. */
2333 BFD_RELOC_SH_PCDISP8BY2,
2334 BFD_RELOC_SH_PCDISP12BY2,
2336 BFD_RELOC_SH_IMM4BY2,
2337 BFD_RELOC_SH_IMM4BY4,
2339 BFD_RELOC_SH_IMM8BY2,
2340 BFD_RELOC_SH_IMM8BY4,
2341 BFD_RELOC_SH_PCRELIMM8BY2,
2342 BFD_RELOC_SH_PCRELIMM8BY4,
2343 BFD_RELOC_SH_SWITCH16,
2344 BFD_RELOC_SH_SWITCH32,
2351 BFD_RELOC_SH_LOOP_START,
2352 BFD_RELOC_SH_LOOP_END,
2354 BFD_RELOC_SH_GLOB_DAT,
2355 BFD_RELOC_SH_JMP_SLOT,
2356 BFD_RELOC_SH_RELATIVE,
2359 /* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
2360 be zero and is not stored in the instruction. */
2361 BFD_RELOC_THUMB_PCREL_BRANCH9,
2362 BFD_RELOC_THUMB_PCREL_BRANCH12,
2363 BFD_RELOC_THUMB_PCREL_BRANCH23,
2365 /* ARC Cores relocs.
2366 ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2367 not stored in the instruction. The high 20 bits are installed in bits 26
2368 through 7 of the instruction. */
2369 BFD_RELOC_ARC_B22_PCREL,
2371 /* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2372 stored in the instruction. The high 24 bits are installed in bits 23
2376 /* Mitsubishi D10V relocs.
2377 This is a 10-bit reloc with the right 2 bits
2379 BFD_RELOC_D10V_10_PCREL_R,
2381 /* Mitsubishi D10V relocs.
2382 This is a 10-bit reloc with the right 2 bits
2383 assumed to be 0. This is the same as the previous reloc
2384 except it is in the left container, i.e.,
2385 shifted left 15 bits. */
2386 BFD_RELOC_D10V_10_PCREL_L,
2388 /* This is an 18-bit reloc with the right 2 bits
2392 /* This is an 18-bit reloc with the right 2 bits
2394 BFD_RELOC_D10V_18_PCREL,
2396 /* Mitsubishi D30V relocs.
2397 This is a 6-bit absolute reloc. */
2400 /* This is a 6-bit pc-relative reloc with
2401 the right 3 bits assumed to be 0. */
2402 BFD_RELOC_D30V_9_PCREL,
2404 /* This is a 6-bit pc-relative reloc with
2405 the right 3 bits assumed to be 0. Same
2406 as the previous reloc but on the right side
2407 of the container. */
2408 BFD_RELOC_D30V_9_PCREL_R,
2410 /* This is a 12-bit absolute reloc with the
2411 right 3 bitsassumed to be 0. */
2414 /* This is a 12-bit pc-relative reloc with
2415 the right 3 bits assumed to be 0. */
2416 BFD_RELOC_D30V_15_PCREL,
2418 /* This is a 12-bit pc-relative reloc with
2419 the right 3 bits assumed to be 0. Same
2420 as the previous reloc but on the right side
2421 of the container. */
2422 BFD_RELOC_D30V_15_PCREL_R,
2424 /* This is an 18-bit absolute reloc with
2425 the right 3 bits assumed to be 0. */
2428 /* This is an 18-bit pc-relative reloc with
2429 the right 3 bits assumed to be 0. */
2430 BFD_RELOC_D30V_21_PCREL,
2432 /* This is an 18-bit pc-relative reloc with
2433 the right 3 bits assumed to be 0. Same
2434 as the previous reloc but on the right side
2435 of the container. */
2436 BFD_RELOC_D30V_21_PCREL_R,
2438 /* This is a 32-bit absolute reloc. */
2441 /* This is a 32-bit pc-relative reloc. */
2442 BFD_RELOC_D30V_32_PCREL,
2444 /* Mitsubishi M32R relocs.
2445 This is a 24 bit absolute address. */
2448 /* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
2449 BFD_RELOC_M32R_10_PCREL,
2451 /* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
2452 BFD_RELOC_M32R_18_PCREL,
2454 /* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
2455 BFD_RELOC_M32R_26_PCREL,
2457 /* This is a 16-bit reloc containing the high 16 bits of an address
2458 used when the lower 16 bits are treated as unsigned. */
2459 BFD_RELOC_M32R_HI16_ULO,
2461 /* This is a 16-bit reloc containing the high 16 bits of an address
2462 used when the lower 16 bits are treated as signed. */
2463 BFD_RELOC_M32R_HI16_SLO,
2465 /* This is a 16-bit reloc containing the lower 16 bits of an address. */
2466 BFD_RELOC_M32R_LO16,
2468 /* This is a 16-bit reloc containing the small data area offset for use in
2469 add3, load, and store instructions. */
2470 BFD_RELOC_M32R_SDA16,
2472 /* This is a 9-bit reloc */
2473 BFD_RELOC_V850_9_PCREL,
2475 /* This is a 22-bit reloc */
2476 BFD_RELOC_V850_22_PCREL,
2478 /* This is a 16 bit offset from the short data area pointer. */
2479 BFD_RELOC_V850_SDA_16_16_OFFSET,
2481 /* This is a 16 bit offset (of which only 15 bits are used) from the
2482 short data area pointer. */
2483 BFD_RELOC_V850_SDA_15_16_OFFSET,
2485 /* This is a 16 bit offset from the zero data area pointer. */
2486 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2488 /* This is a 16 bit offset (of which only 15 bits are used) from the
2489 zero data area pointer. */
2490 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2492 /* This is an 8 bit offset (of which only 6 bits are used) from the
2493 tiny data area pointer. */
2494 BFD_RELOC_V850_TDA_6_8_OFFSET,
2496 /* This is an 8bit offset (of which only 7 bits are used) from the tiny
2497 data area pointer. */
2498 BFD_RELOC_V850_TDA_7_8_OFFSET,
2500 /* This is a 7 bit offset from the tiny data area pointer. */
2501 BFD_RELOC_V850_TDA_7_7_OFFSET,
2503 /* This is a 16 bit offset from the tiny data area pointer. */
2504 BFD_RELOC_V850_TDA_16_16_OFFSET,
2506 /* This is a 5 bit offset (of which only 4 bits are used) from the tiny
2507 data area pointer. */
2508 BFD_RELOC_V850_TDA_4_5_OFFSET,
2510 /* This is a 4 bit offset from the tiny data area pointer. */
2511 BFD_RELOC_V850_TDA_4_4_OFFSET,
2513 /* This is a 16 bit offset from the short data area pointer, with the
2514 bits placed non-contigously in the instruction. */
2515 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2517 /* This is a 16 bit offset from the zero data area pointer, with the
2518 bits placed non-contigously in the instruction. */
2519 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2521 /* This is a 6 bit offset from the call table base pointer. */
2522 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2524 /* This is a 16 bit offset from the call table base pointer. */
2525 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2528 /* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2530 BFD_RELOC_MN10300_32_PCREL,
2532 /* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2534 BFD_RELOC_MN10300_16_PCREL,
2536 /* This is a 8bit DP reloc for the tms320c30, where the most
2537 significant 8 bits of a 24 bit word are placed into the least
2538 significant 8 bits of the opcode. */
2539 BFD_RELOC_TIC30_LDP,
2541 /* This is a 7bit reloc for the tms320c54x, where the least
2542 significant 7 bits of a 16 bit word are placed into the least
2543 significant 7 bits of the opcode. */
2544 BFD_RELOC_TIC54X_PARTLS7,
2546 /* This is a 9bit DP reloc for the tms320c54x, where the most
2547 significant 9 bits of a 16 bit word are placed into the least
2548 significant 9 bits of the opcode. */
2549 BFD_RELOC_TIC54X_PARTMS9,
2551 /* This is an extended address 23-bit reloc for the tms320c54x. */
2552 BFD_RELOC_TIC54X_23,
2554 /* This is a 16-bit reloc for the tms320c54x, where the least
2555 significant 16 bits of a 23-bit extended address are placed into
2557 BFD_RELOC_TIC54X_16_OF_23,
2559 /* This is a reloc for the tms320c54x, where the most
2560 significant 7 bits of a 23-bit extended address are placed into
2562 BFD_RELOC_TIC54X_MS7_OF_23,
2564 /* This is a 48 bit reloc for the FR30 that stores 32 bits. */
2567 /* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
2571 /* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
2573 BFD_RELOC_FR30_6_IN_4,
2575 /* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
2577 BFD_RELOC_FR30_8_IN_8,
2579 /* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
2581 BFD_RELOC_FR30_9_IN_8,
2583 /* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
2585 BFD_RELOC_FR30_10_IN_8,
2587 /* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
2588 short offset into 8 bits. */
2589 BFD_RELOC_FR30_9_PCREL,
2591 /* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
2592 short offset into 11 bits. */
2593 BFD_RELOC_FR30_12_PCREL,
2595 /* Motorola Mcore relocations. */
2596 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2597 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2598 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2599 BFD_RELOC_MCORE_PCREL_32,
2600 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
2601 BFD_RELOC_MCORE_RVA,
2603 /* These are relocations for the GETA instruction. */
2604 BFD_RELOC_MMIX_GETA,
2605 BFD_RELOC_MMIX_GETA_1,
2606 BFD_RELOC_MMIX_GETA_2,
2607 BFD_RELOC_MMIX_GETA_3,
2609 /* These are relocations for a conditional branch instruction. */
2610 BFD_RELOC_MMIX_CBRANCH,
2611 BFD_RELOC_MMIX_CBRANCH_J,
2612 BFD_RELOC_MMIX_CBRANCH_1,
2613 BFD_RELOC_MMIX_CBRANCH_2,
2614 BFD_RELOC_MMIX_CBRANCH_3,
2616 /* These are relocations for the PUSHJ instruction. */
2617 BFD_RELOC_MMIX_PUSHJ,
2618 BFD_RELOC_MMIX_PUSHJ_1,
2619 BFD_RELOC_MMIX_PUSHJ_2,
2620 BFD_RELOC_MMIX_PUSHJ_3,
2622 /* These are relocations for the JMP instruction. */
2624 BFD_RELOC_MMIX_JMP_1,
2625 BFD_RELOC_MMIX_JMP_2,
2626 BFD_RELOC_MMIX_JMP_3,
2628 /* This is a relocation for a relative address as in a GETA instruction or
2630 BFD_RELOC_MMIX_ADDR19,
2632 /* This is a relocation for a relative address as in a JMP instruction. */
2633 BFD_RELOC_MMIX_ADDR27,
2635 /* This is a relocation for an instruction field that may be a general
2636 register or a value 0..255. */
2637 BFD_RELOC_MMIX_REG_OR_BYTE,
2639 /* This is a relocation for an instruction field that may be a general
2643 /* This is a relocation for two instruction fields holding a register and
2644 an offset, the equivalent of the relocation. */
2645 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2647 /* This relocation is an assertion that the expression is not allocated as
2648 a global register. It does not modify contents. */
2649 BFD_RELOC_MMIX_LOCAL,
2651 /* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
2652 short offset into 7 bits. */
2653 BFD_RELOC_AVR_7_PCREL,
2655 /* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
2656 short offset into 12 bits. */
2657 BFD_RELOC_AVR_13_PCREL,
2659 /* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
2660 program memory address) into 16 bits. */
2661 BFD_RELOC_AVR_16_PM,
2663 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2664 data memory address) into 8 bit immediate value of LDI insn. */
2665 BFD_RELOC_AVR_LO8_LDI,
2667 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2668 of data memory address) into 8 bit immediate value of LDI insn. */
2669 BFD_RELOC_AVR_HI8_LDI,
2671 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2672 of program memory address) into 8 bit immediate value of LDI insn. */
2673 BFD_RELOC_AVR_HH8_LDI,
2675 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2676 (usually data memory address) into 8 bit immediate value of SUBI insn. */
2677 BFD_RELOC_AVR_LO8_LDI_NEG,
2679 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2680 (high 8 bit of data memory address) into 8 bit immediate value of
2682 BFD_RELOC_AVR_HI8_LDI_NEG,
2684 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2685 (most high 8 bit of program memory address) into 8 bit immediate value
2686 of LDI or SUBI insn. */
2687 BFD_RELOC_AVR_HH8_LDI_NEG,
2689 /* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
2690 command address) into 8 bit immediate value of LDI insn. */
2691 BFD_RELOC_AVR_LO8_LDI_PM,
2693 /* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
2694 of command address) into 8 bit immediate value of LDI insn. */
2695 BFD_RELOC_AVR_HI8_LDI_PM,
2697 /* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
2698 of command address) into 8 bit immediate value of LDI insn. */
2699 BFD_RELOC_AVR_HH8_LDI_PM,
2701 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2702 (usually command address) into 8 bit immediate value of SUBI insn. */
2703 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2705 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2706 (high 8 bit of 16 bit command address) into 8 bit immediate value
2708 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2710 /* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2711 (high 6 bit of 22 bit command address) into 8 bit immediate
2712 value of SUBI insn. */
2713 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2715 /* This is a 32 bit reloc for the AVR that stores 23 bit value
2719 /* Direct 12 bit. */
2722 /* 12 bit GOT offset. */
2723 BFD_RELOC_390_GOT12,
2725 /* 32 bit PC relative PLT address. */
2726 BFD_RELOC_390_PLT32,
2728 /* Copy symbol at runtime. */
2731 /* Create GOT entry. */
2732 BFD_RELOC_390_GLOB_DAT,
2734 /* Create PLT entry. */
2735 BFD_RELOC_390_JMP_SLOT,
2737 /* Adjust by program base. */
2738 BFD_RELOC_390_RELATIVE,
2740 /* 32 bit PC relative offset to GOT. */
2741 BFD_RELOC_390_GOTPC,
2743 /* 16 bit GOT offset. */
2744 BFD_RELOC_390_GOT16,
2746 /* PC relative 16 bit shifted by 1. */
2747 BFD_RELOC_390_PC16DBL,
2749 /* 16 bit PC rel. PLT shifted by 1. */
2750 BFD_RELOC_390_PLT16DBL,
2752 /* PC relative 32 bit shifted by 1. */
2753 BFD_RELOC_390_PC32DBL,
2755 /* 32 bit PC rel. PLT shifted by 1. */
2756 BFD_RELOC_390_PLT32DBL,
2758 /* 32 bit PC rel. GOT shifted by 1. */
2759 BFD_RELOC_390_GOTPCDBL,
2761 /* 64 bit GOT offset. */
2762 BFD_RELOC_390_GOT64,
2764 /* 64 bit PC relative PLT address. */
2765 BFD_RELOC_390_PLT64,
2767 /* 32 bit rel. offset to GOT entry. */
2768 BFD_RELOC_390_GOTENT,
2770 /* These two relocations are used by the linker to determine which of
2771 the entries in a C++ virtual function table are actually used. When
2772 the --gc-sections option is given, the linker will zero out the entries
2773 that are not used, so that the code for those functions need not be
2774 included in the output.
2776 VTABLE_INHERIT is a zero-space relocation used to describe to the
2777 linker the inheritence tree of a C++ virtual function table. The
2778 relocation's symbol should be the parent class' vtable, and the
2779 relocation should be located at the child vtable.
2781 VTABLE_ENTRY is a zero-space relocation that describes the use of a
2782 virtual function table entry. The reloc's symbol should refer to the
2783 table of the class mentioned in the code. Off of that base, an offset
2784 describes the entry that is being used. For Rela hosts, this offset
2785 is stored in the reloc's addend. For Rel hosts, we are forced to put
2786 this offset in the reloc's section offset. */
2787 BFD_RELOC_VTABLE_INHERIT,
2788 BFD_RELOC_VTABLE_ENTRY,
2790 /* Intel IA64 Relocations. */
2791 BFD_RELOC_IA64_IMM14,
2792 BFD_RELOC_IA64_IMM22,
2793 BFD_RELOC_IA64_IMM64,
2794 BFD_RELOC_IA64_DIR32MSB,
2795 BFD_RELOC_IA64_DIR32LSB,
2796 BFD_RELOC_IA64_DIR64MSB,
2797 BFD_RELOC_IA64_DIR64LSB,
2798 BFD_RELOC_IA64_GPREL22,
2799 BFD_RELOC_IA64_GPREL64I,
2800 BFD_RELOC_IA64_GPREL32MSB,
2801 BFD_RELOC_IA64_GPREL32LSB,
2802 BFD_RELOC_IA64_GPREL64MSB,
2803 BFD_RELOC_IA64_GPREL64LSB,
2804 BFD_RELOC_IA64_LTOFF22,
2805 BFD_RELOC_IA64_LTOFF64I,
2806 BFD_RELOC_IA64_PLTOFF22,
2807 BFD_RELOC_IA64_PLTOFF64I,
2808 BFD_RELOC_IA64_PLTOFF64MSB,
2809 BFD_RELOC_IA64_PLTOFF64LSB,
2810 BFD_RELOC_IA64_FPTR64I,
2811 BFD_RELOC_IA64_FPTR32MSB,
2812 BFD_RELOC_IA64_FPTR32LSB,
2813 BFD_RELOC_IA64_FPTR64MSB,
2814 BFD_RELOC_IA64_FPTR64LSB,
2815 BFD_RELOC_IA64_PCREL21B,
2816 BFD_RELOC_IA64_PCREL21BI,
2817 BFD_RELOC_IA64_PCREL21M,
2818 BFD_RELOC_IA64_PCREL21F,
2819 BFD_RELOC_IA64_PCREL22,
2820 BFD_RELOC_IA64_PCREL60B,
2821 BFD_RELOC_IA64_PCREL64I,
2822 BFD_RELOC_IA64_PCREL32MSB,
2823 BFD_RELOC_IA64_PCREL32LSB,
2824 BFD_RELOC_IA64_PCREL64MSB,
2825 BFD_RELOC_IA64_PCREL64LSB,
2826 BFD_RELOC_IA64_LTOFF_FPTR22,
2827 BFD_RELOC_IA64_LTOFF_FPTR64I,
2828 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2829 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
2830 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2831 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
2832 BFD_RELOC_IA64_SEGREL32MSB,
2833 BFD_RELOC_IA64_SEGREL32LSB,
2834 BFD_RELOC_IA64_SEGREL64MSB,
2835 BFD_RELOC_IA64_SEGREL64LSB,
2836 BFD_RELOC_IA64_SECREL32MSB,
2837 BFD_RELOC_IA64_SECREL32LSB,
2838 BFD_RELOC_IA64_SECREL64MSB,
2839 BFD_RELOC_IA64_SECREL64LSB,
2840 BFD_RELOC_IA64_REL32MSB,
2841 BFD_RELOC_IA64_REL32LSB,
2842 BFD_RELOC_IA64_REL64MSB,
2843 BFD_RELOC_IA64_REL64LSB,
2844 BFD_RELOC_IA64_LTV32MSB,
2845 BFD_RELOC_IA64_LTV32LSB,
2846 BFD_RELOC_IA64_LTV64MSB,
2847 BFD_RELOC_IA64_LTV64LSB,
2848 BFD_RELOC_IA64_IPLTMSB,
2849 BFD_RELOC_IA64_IPLTLSB,
2850 BFD_RELOC_IA64_COPY,
2851 BFD_RELOC_IA64_TPREL22,
2852 BFD_RELOC_IA64_TPREL64MSB,
2853 BFD_RELOC_IA64_TPREL64LSB,
2854 BFD_RELOC_IA64_LTOFF_TP22,
2855 BFD_RELOC_IA64_LTOFF22X,
2856 BFD_RELOC_IA64_LDXMOV,
2858 /* Motorola 68HC11 reloc.
2859 This is the 8 bits high part of an absolute address. */
2860 BFD_RELOC_M68HC11_HI8,
2862 /* Motorola 68HC11 reloc.
2863 This is the 8 bits low part of an absolute address. */
2864 BFD_RELOC_M68HC11_LO8,
2866 /* Motorola 68HC11 reloc.
2867 This is the 3 bits of a value. */
2868 BFD_RELOC_M68HC11_3B,
2870 /* These relocs are only used within the CRIS assembler. They are not
2871 (at present) written to any object files. */
2872 BFD_RELOC_CRIS_BDISP8,
2873 BFD_RELOC_CRIS_UNSIGNED_5,
2874 BFD_RELOC_CRIS_SIGNED_6,
2875 BFD_RELOC_CRIS_UNSIGNED_6,
2876 BFD_RELOC_CRIS_UNSIGNED_4,
2878 /* Relocs used in ELF shared libraries for CRIS. */
2879 BFD_RELOC_CRIS_COPY,
2880 BFD_RELOC_CRIS_GLOB_DAT,
2881 BFD_RELOC_CRIS_JUMP_SLOT,
2882 BFD_RELOC_CRIS_RELATIVE,
2884 /* 32-bit offset to symbol-entry within GOT. */
2885 BFD_RELOC_CRIS_32_GOT,
2887 /* 16-bit offset to symbol-entry within GOT. */
2888 BFD_RELOC_CRIS_16_GOT,
2890 /* 32-bit offset to symbol-entry within GOT, with PLT handling. */
2891 BFD_RELOC_CRIS_32_GOTPLT,
2893 /* 16-bit offset to symbol-entry within GOT, with PLT handling. */
2894 BFD_RELOC_CRIS_16_GOTPLT,
2896 /* 32-bit offset to symbol, relative to GOT. */
2897 BFD_RELOC_CRIS_32_GOTREL,
2899 /* 32-bit offset to symbol with PLT entry, relative to GOT. */
2900 BFD_RELOC_CRIS_32_PLT_GOTREL,
2902 /* 32-bit offset to symbol with PLT entry, relative to this relocation. */
2903 BFD_RELOC_CRIS_32_PLT_PCREL,
2905 /* Intel i860 Relocations. */
2907 BFD_RELOC_860_GLOB_DAT,
2908 BFD_RELOC_860_JUMP_SLOT,
2909 BFD_RELOC_860_RELATIVE,
2911 BFD_RELOC_860_PLT26,
2914 BFD_RELOC_860_SPLIT0,
2916 BFD_RELOC_860_SPLIT1,
2918 BFD_RELOC_860_SPLIT2,
2920 BFD_RELOC_860_LOGOT0,
2921 BFD_RELOC_860_SPGOT0,
2922 BFD_RELOC_860_LOGOT1,
2923 BFD_RELOC_860_SPGOT1,
2924 BFD_RELOC_860_LOGOTOFF0,
2925 BFD_RELOC_860_SPGOTOFF0,
2926 BFD_RELOC_860_LOGOTOFF1,
2927 BFD_RELOC_860_SPGOTOFF1,
2928 BFD_RELOC_860_LOGOTOFF2,
2929 BFD_RELOC_860_LOGOTOFF3,
2931 BFD_RELOC_860_HIGHADJ,
2932 BFD_RELOC_860_HAGOT,
2933 BFD_RELOC_860_HAGOTOFF,
2936 BFD_RELOC_860_HIGOT,
2937 BFD_RELOC_860_HIGOTOFF,
2939 /* OpenRISC Relocations. */
2940 BFD_RELOC_OPENRISC_ABS_26,
2941 BFD_RELOC_OPENRISC_REL_26,
2943 /* H8 elf Relocations. */
2944 BFD_RELOC_H8_DIR16A8,
2945 BFD_RELOC_H8_DIR16R8,
2946 BFD_RELOC_H8_DIR24A8,
2947 BFD_RELOC_H8_DIR24R8,
2948 BFD_RELOC_H8_DIR32A16,
2950 /* Sony Xstormy16 Relocations. */
2951 BFD_RELOC_XSTORMY16_REL_12,
2952 BFD_RELOC_XSTORMY16_24,
2953 BFD_RELOC_XSTORMY16_FPTR16,
2955 typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
2957 bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
2960 bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
2963 typedef struct symbol_cache_entry
2965 /* A pointer to the BFD which owns the symbol. This information
2966 is necessary so that a back end can work out what additional
2967 information (invisible to the application writer) is carried
2970 This field is *almost* redundant, since you can use section->owner
2971 instead, except that some symbols point to the global sections
2972 bfd_{abs,com,und}_section. This could be fixed by making
2973 these globals be per-bfd (or per-target-flavor). FIXME. */
2974 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
2976 /* The text of the symbol. The name is left alone, and not copied; the
2977 application may not alter it. */
2980 /* The value of the symbol. This really should be a union of a
2981 numeric value with a pointer, since some flags indicate that
2982 a pointer to another symbol is stored here. */
2985 /* Attributes of a symbol. */
2986 #define BSF_NO_FLAGS 0x00
2988 /* The symbol has local scope; <<static>> in <<C>>. The value
2989 is the offset into the section of the data. */
2990 #define BSF_LOCAL 0x01
2992 /* The symbol has global scope; initialized data in <<C>>. The
2993 value is the offset into the section of the data. */
2994 #define BSF_GLOBAL 0x02
2996 /* The symbol has global scope and is exported. The value is
2997 the offset into the section of the data. */
2998 #define BSF_EXPORT BSF_GLOBAL /* No real difference. */
3000 /* A normal C symbol would be one of:
3001 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
3004 /* The symbol is a debugging record. The value has an arbitary
3005 meaning, unless BSF_DEBUGGING_RELOC is also set. */
3006 #define BSF_DEBUGGING 0x08
3008 /* The symbol denotes a function entry point. Used in ELF,
3009 perhaps others someday. */
3010 #define BSF_FUNCTION 0x10
3012 /* Used by the linker. */
3013 #define BSF_KEEP 0x20
3014 #define BSF_KEEP_G 0x40
3016 /* A weak global symbol, overridable without warnings by
3017 a regular global symbol of the same name. */
3018 #define BSF_WEAK 0x80
3020 /* This symbol was created to point to a section, e.g. ELF's
3021 STT_SECTION symbols. */
3022 #define BSF_SECTION_SYM 0x100
3024 /* The symbol used to be a common symbol, but now it is
3026 #define BSF_OLD_COMMON 0x200
3028 /* The default value for common data. */
3029 #define BFD_FORT_COMM_DEFAULT_VALUE 0
3031 /* In some files the type of a symbol sometimes alters its
3032 location in an output file - ie in coff a <<ISFCN>> symbol
3033 which is also <<C_EXT>> symbol appears where it was
3034 declared and not at the end of a section. This bit is set
3035 by the target BFD part to convey this information. */
3036 #define BSF_NOT_AT_END 0x400
3038 /* Signal that the symbol is the label of constructor section. */
3039 #define BSF_CONSTRUCTOR 0x800
3041 /* Signal that the symbol is a warning symbol. The name is a
3042 warning. The name of the next symbol is the one to warn about;
3043 if a reference is made to a symbol with the same name as the next
3044 symbol, a warning is issued by the linker. */
3045 #define BSF_WARNING 0x1000
3047 /* Signal that the symbol is indirect. This symbol is an indirect
3048 pointer to the symbol with the same name as the next symbol. */
3049 #define BSF_INDIRECT 0x2000
3051 /* BSF_FILE marks symbols that contain a file name. This is used
3052 for ELF STT_FILE symbols. */
3053 #define BSF_FILE 0x4000
3055 /* Symbol is from dynamic linking information. */
3056 #define BSF_DYNAMIC 0x8000
3058 /* The symbol denotes a data object. Used in ELF, and perhaps
3060 #define BSF_OBJECT 0x10000
3062 /* This symbol is a debugging symbol. The value is the offset
3063 into the section of the data. BSF_DEBUGGING should be set
3065 #define BSF_DEBUGGING_RELOC 0x20000
3069 /* A pointer to the section to which this symbol is
3070 relative. This will always be non NULL, there are special
3071 sections for undefined and absolute symbols. */
3072 struct sec *section;
3074 /* Back end special data. */
3084 #define bfd_get_symtab_upper_bound(abfd) \
3085 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
3088 bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3091 bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3093 #define bfd_is_local_label_name(abfd, name) \
3094 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3096 #define bfd_canonicalize_symtab(abfd, location) \
3097 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3101 bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
3104 bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
3106 #define bfd_make_empty_symbol(abfd) \
3107 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3110 _bfd_generic_make_empty_symbol PARAMS ((bfd *));
3112 #define bfd_make_debug_symbol(abfd,ptr,size) \
3113 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
3116 bfd_decode_symclass PARAMS ((asymbol *symbol));
3119 bfd_is_undefined_symclass PARAMS ((int symclass));
3122 bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3125 bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3127 #define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3128 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3129 (ibfd, isymbol, obfd, osymbol))
3133 /* The filename the application opened the BFD with. */
3134 const char *filename;
3136 /* A pointer to the target jump table. */
3137 const struct bfd_target *xvec;
3139 /* To avoid dragging too many header files into every file that
3140 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *",
3141 and MTIME as a "long". Their correct types, to which they
3142 are cast when used, are "FILE *" and "time_t". The iostream
3143 is the result of an fopen on the filename. However, if the
3144 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3145 to a bfd_in_memory struct. */
3148 /* Is the file descriptor being cached? That is, can it be closed as
3149 needed, and re-opened when accessed later? */
3152 /* Marks whether there was a default target specified when the
3153 BFD was opened. This is used to select which matching algorithm
3154 to use to choose the back end. */
3155 boolean target_defaulted;
3157 /* The caching routines use these to maintain a
3158 least-recently-used list of BFDs. */
3159 struct _bfd *lru_prev, *lru_next;
3161 /* When a file is closed by the caching routines, BFD retains
3162 state information on the file here... */
3165 /* ... and here: (``once'' means at least once). */
3166 boolean opened_once;
3168 /* Set if we have a locally maintained mtime value, rather than
3169 getting it from the file each time. */
3172 /* File modified time, if mtime_set is true. */
3175 /* Reserved for an unimplemented file locking extension. */
3178 /* The format which belongs to the BFD. (object, core, etc.) */
3181 /* The direction with which the BFD was opened. */
3186 write_direction = 2,
3191 /* Format_specific flags. */
3194 /* Currently my_archive is tested before adding origin to
3195 anything. I believe that this can become always an add of
3196 origin, with origin set to 0 for non archive files. */
3199 /* Remember when output has begun, to stop strange things
3201 boolean output_has_begun;
3203 /* A hash table for section names. */
3204 struct bfd_hash_table section_htab;
3206 /* Pointer to linked list of sections. */
3207 struct sec *sections;
3209 /* The place where we add to the section list. */
3210 struct sec **section_tail;
3212 /* The number of sections. */
3213 unsigned int section_count;
3215 /* Stuff only useful for object files:
3216 The start address. */
3217 bfd_vma start_address;
3219 /* Used for input and output. */
3220 unsigned int symcount;
3222 /* Symbol table for output BFD (with symcount entries). */
3223 struct symbol_cache_entry **outsymbols;
3225 /* Pointer to structure which contains architecture information. */
3226 const struct bfd_arch_info *arch_info;
3228 /* Stuff only useful for archives. */
3230 struct _bfd *my_archive; /* The containing archive BFD. */
3231 struct _bfd *next; /* The next BFD in the archive. */
3232 struct _bfd *archive_head; /* The first BFD in the archive. */
3235 /* A chain of BFD structures involved in a link. */
3236 struct _bfd *link_next;
3238 /* A field used by _bfd_generic_link_add_archive_symbols. This will
3239 be used only for archive elements. */
3242 /* Used by the back end to hold private data. */
3245 struct aout_data_struct *aout_data;
3246 struct artdata *aout_ar_data;
3247 struct _oasys_data *oasys_obj_data;
3248 struct _oasys_ar_data *oasys_ar_data;
3249 struct coff_tdata *coff_obj_data;
3250 struct pe_tdata *pe_obj_data;
3251 struct xcoff_tdata *xcoff_obj_data;
3252 struct ecoff_tdata *ecoff_obj_data;
3253 struct ieee_data_struct *ieee_data;
3254 struct ieee_ar_data_struct *ieee_ar_data;
3255 struct srec_data_struct *srec_data;
3256 struct ihex_data_struct *ihex_data;
3257 struct tekhex_data_struct *tekhex_data;
3258 struct elf_obj_tdata *elf_obj_data;
3259 struct nlm_obj_tdata *nlm_obj_data;
3260 struct bout_data_struct *bout_data;
3261 struct mmo_data_struct *mmo_data;
3262 struct sun_core_struct *sun_core_data;
3263 struct sco5_core_struct *sco5_core_data;
3264 struct trad_core_struct *trad_core_data;
3265 struct som_data_struct *som_data;
3266 struct hpux_core_struct *hpux_core_data;
3267 struct hppabsd_core_struct *hppabsd_core_data;
3268 struct sgi_core_struct *sgi_core_data;
3269 struct lynx_core_struct *lynx_core_data;
3270 struct osf_core_struct *osf_core_data;
3271 struct cisco_core_struct *cisco_core_data;
3272 struct versados_data_struct *versados_data;
3273 struct netbsd_core_struct *netbsd_core_data;
3278 /* Used by the application to hold private data. */
3281 /* Where all the allocated stuff under this BFD goes. This is a
3282 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3287 typedef enum bfd_error
3289 bfd_error_no_error = 0,
3290 bfd_error_system_call,
3291 bfd_error_invalid_target,
3292 bfd_error_wrong_format,
3293 bfd_error_wrong_object_format,
3294 bfd_error_invalid_operation,
3295 bfd_error_no_memory,
3296 bfd_error_no_symbols,
3298 bfd_error_no_more_archived_files,
3299 bfd_error_malformed_archive,
3300 bfd_error_file_not_recognized,
3301 bfd_error_file_ambiguously_recognized,
3302 bfd_error_no_contents,
3303 bfd_error_nonrepresentable_section,
3304 bfd_error_no_debug_section,
3305 bfd_error_bad_value,
3306 bfd_error_file_truncated,
3307 bfd_error_file_too_big,
3308 bfd_error_invalid_error_code
3313 bfd_get_error PARAMS ((void));
3316 bfd_set_error PARAMS ((bfd_error_type error_tag));
3319 bfd_errmsg PARAMS ((bfd_error_type error_tag));
3322 bfd_perror PARAMS ((const char *message));
3324 typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3326 bfd_error_handler_type
3327 bfd_set_error_handler PARAMS ((bfd_error_handler_type));
3330 bfd_set_error_program_name PARAMS ((const char *));
3332 bfd_error_handler_type
3333 bfd_get_error_handler PARAMS ((void));
3336 bfd_archive_filename PARAMS ((bfd *));
3339 bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3342 bfd_canonicalize_reloc PARAMS ((bfd *abfd,
3348 bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count));
3351 bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3354 bfd_get_arch_size PARAMS ((bfd *abfd));
3357 bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
3360 bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3363 bfd_get_mtime PARAMS ((bfd *abfd));
3366 bfd_get_size PARAMS ((bfd *abfd));
3369 bfd_get_gp_size PARAMS ((bfd *abfd));
3372 bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
3375 bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
3378 bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3380 #define bfd_copy_private_bfd_data(ibfd, obfd) \
3381 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3384 bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3386 #define bfd_merge_private_bfd_data(ibfd, obfd) \
3387 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3390 bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3392 #define bfd_set_private_flags(abfd, flags) \
3393 BFD_SEND (abfd, _bfd_set_private_flags, \
3395 #define bfd_sizeof_headers(abfd, reloc) \
3396 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3398 #define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3399 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3401 /* Do these three do anything useful at all, for any back end? */
3402 #define bfd_debug_info_start(abfd) \
3403 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3405 #define bfd_debug_info_end(abfd) \
3406 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3408 #define bfd_debug_info_accumulate(abfd, section) \
3409 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3412 #define bfd_stat_arch_elt(abfd, stat) \
3413 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3415 #define bfd_update_armap_timestamp(abfd) \
3416 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3418 #define bfd_set_arch_mach(abfd, arch, mach)\
3419 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3421 #define bfd_relax_section(abfd, section, link_info, again) \
3422 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3424 #define bfd_gc_sections(abfd, link_info) \
3425 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3427 #define bfd_merge_sections(abfd, link_info) \
3428 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3430 #define bfd_link_hash_table_create(abfd) \
3431 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3433 #define bfd_link_add_symbols(abfd, info) \
3434 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3436 #define bfd_final_link(abfd, info) \
3437 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3439 #define bfd_free_cached_info(abfd) \
3440 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3442 #define bfd_get_dynamic_symtab_upper_bound(abfd) \
3443 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3445 #define bfd_print_private_bfd_data(abfd, file)\
3446 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3448 #define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3449 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3451 #define bfd_get_dynamic_reloc_upper_bound(abfd) \
3452 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3454 #define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3455 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3457 extern bfd_byte *bfd_get_relocated_section_contents
3458 PARAMS ((bfd *, struct bfd_link_info *,
3459 struct bfd_link_order *, bfd_byte *,
3460 boolean, asymbol **));
3463 bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3466 bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3469 bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3472 bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3475 bfd_core_file_failing_command PARAMS ((bfd *abfd));
3478 bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3481 core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
3483 #define BFD_SEND(bfd, message, arglist) \
3484 ((*((bfd)->xvec->message)) arglist)
3486 #ifdef DEBUG_BFD_SEND
3488 #define BFD_SEND(bfd, message, arglist) \
3489 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3490 ((*((bfd)->xvec->message)) arglist) : \
3491 (bfd_assert (__FILE__,__LINE__), NULL))
3493 #define BFD_SEND_FMT(bfd, message, arglist) \
3494 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
3496 #ifdef DEBUG_BFD_SEND
3498 #define BFD_SEND_FMT(bfd, message, arglist) \
3499 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3500 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
3501 (bfd_assert (__FILE__,__LINE__), NULL))
3506 bfd_target_unknown_flavour,
3507 bfd_target_aout_flavour,
3508 bfd_target_coff_flavour,
3509 bfd_target_ecoff_flavour,
3510 bfd_target_xcoff_flavour,
3511 bfd_target_elf_flavour,
3512 bfd_target_ieee_flavour,
3513 bfd_target_nlm_flavour,
3514 bfd_target_oasys_flavour,
3515 bfd_target_tekhex_flavour,
3516 bfd_target_srec_flavour,
3517 bfd_target_ihex_flavour,
3518 bfd_target_som_flavour,
3519 bfd_target_os9k_flavour,
3520 bfd_target_versados_flavour,
3521 bfd_target_msdos_flavour,
3522 bfd_target_ovax_flavour,
3523 bfd_target_evax_flavour,
3524 bfd_target_mmo_flavour
3527 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3529 /* Forward declaration. */
3530 typedef struct bfd_link_info _bfd_link_info;
3532 typedef struct bfd_target
3534 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
3537 /* The "flavour" of a back end is a general indication about
3538 the contents of a file. */
3539 enum bfd_flavour flavour;
3541 /* The order of bytes within the data area of a file. */
3542 enum bfd_endian byteorder;
3544 /* The order of bytes within the header parts of a file. */
3545 enum bfd_endian header_byteorder;
3547 /* A mask of all the flags which an executable may have set -
3548 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */
3549 flagword object_flags;
3551 /* A mask of all the flags which a section may have set - from
3552 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */
3553 flagword section_flags;
3555 /* The character normally found at the front of a symbol.
3556 (if any), perhaps `_'. */
3557 char symbol_leading_char;
3559 /* The pad character for file names within an archive header. */
3562 /* The maximum number of characters in an archive header. */
3563 unsigned short ar_max_namelen;
3565 /* Entries for byte swapping for data. These are different from the
3566 other entry points, since they don't take a BFD asthe first argument.
3567 Certain other handlers could do the same. */
3568 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
3569 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
3570 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3571 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
3572 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
3573 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3574 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
3575 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
3576 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3578 /* Byte swapping for the headers. */
3579 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
3580 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
3581 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3582 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
3583 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
3584 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3585 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
3586 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
3587 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
3589 /* Format dependent routines: these are vectors of entry points
3590 within the target vector structure, one for each format to check. */
3592 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
3593 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
3595 /* Set the format of a file being written. */
3596 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3598 /* Write cached information into a file being written, at <<bfd_close>>. */
3599 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
3602 /* Generic entry points. */
3603 #define BFD_JUMP_TABLE_GENERIC(NAME) \
3604 CONCAT2 (NAME,_close_and_cleanup), \
3605 CONCAT2 (NAME,_bfd_free_cached_info), \
3606 CONCAT2 (NAME,_new_section_hook), \
3607 CONCAT2 (NAME,_get_section_contents), \
3608 CONCAT2 (NAME,_get_section_contents_in_window)
3610 /* Called when the BFD is being closed to do any necessary cleanup. */
3611 boolean (*_close_and_cleanup) PARAMS ((bfd *));
3612 /* Ask the BFD to free all cached information. */
3613 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
3614 /* Called when a new section is created. */
3615 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
3616 /* Read the contents of a section. */
3617 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3618 file_ptr, bfd_size_type));
3619 boolean (*_bfd_get_section_contents_in_window)
3620 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
3622 /* Entry points to copy private data. */
3623 #define BFD_JUMP_TABLE_COPY(NAME) \
3624 CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3625 CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3626 CONCAT2 (NAME,_bfd_copy_private_section_data), \
3627 CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3628 CONCAT2 (NAME,_bfd_set_private_flags), \
3629 CONCAT2 (NAME,_bfd_print_private_bfd_data) \
3630 /* Called to copy BFD general private data from one object file
3632 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3633 /* Called to merge BFD general private data from one object file
3634 to a common output file when linking. */
3635 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
3636 /* Called to copy BFD private section data from one object file
3638 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3640 /* Called to copy BFD private symbol data from one symbol
3642 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3644 /* Called to set private backend flags. */
3645 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
3647 /* Called to print private BFD data. */
3648 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
3650 /* Core file entry points. */
3651 #define BFD_JUMP_TABLE_CORE(NAME) \
3652 CONCAT2 (NAME,_core_file_failing_command), \
3653 CONCAT2 (NAME,_core_file_failing_signal), \
3654 CONCAT2 (NAME,_core_file_matches_executable_p)
3655 char * (*_core_file_failing_command) PARAMS ((bfd *));
3656 int (*_core_file_failing_signal) PARAMS ((bfd *));
3657 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3659 /* Archive entry points. */
3660 #define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3661 CONCAT2 (NAME,_slurp_armap), \
3662 CONCAT2 (NAME,_slurp_extended_name_table), \
3663 CONCAT2 (NAME,_construct_extended_name_table), \
3664 CONCAT2 (NAME,_truncate_arname), \
3665 CONCAT2 (NAME,_write_armap), \
3666 CONCAT2 (NAME,_read_ar_hdr), \
3667 CONCAT2 (NAME,_openr_next_archived_file), \
3668 CONCAT2 (NAME,_get_elt_at_index), \
3669 CONCAT2 (NAME,_generic_stat_arch_elt), \
3670 CONCAT2 (NAME,_update_armap_timestamp)
3671 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3672 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3673 boolean (*_bfd_construct_extended_name_table)
3674 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3675 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3676 boolean (*write_armap)
3677 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3678 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3679 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
3680 #define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3681 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3682 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3683 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
3685 /* Entry points used for symbols. */
3686 #define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3687 CONCAT2 (NAME,_get_symtab_upper_bound), \
3688 CONCAT2 (NAME,_get_symtab), \
3689 CONCAT2 (NAME,_make_empty_symbol), \
3690 CONCAT2 (NAME,_print_symbol), \
3691 CONCAT2 (NAME,_get_symbol_info), \
3692 CONCAT2 (NAME,_bfd_is_local_label_name), \
3693 CONCAT2 (NAME,_get_lineno), \
3694 CONCAT2 (NAME,_find_nearest_line), \
3695 CONCAT2 (NAME,_bfd_make_debug_symbol), \
3696 CONCAT2 (NAME,_read_minisymbols), \
3697 CONCAT2 (NAME,_minisymbol_to_symbol)
3698 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3699 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3700 struct symbol_cache_entry **));
3701 struct symbol_cache_entry *
3702 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3703 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3704 struct symbol_cache_entry *,
3705 bfd_print_symbol_type));
3706 #define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
3707 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3708 struct symbol_cache_entry *,
3710 #define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
3711 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
3713 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3714 boolean (*_bfd_find_nearest_line)
3715 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3716 const char **, const char **, unsigned int *));
3717 /* Back-door to allow format-aware applications to create debug symbols
3718 while using BFD for everything else. Currently used by the assembler
3719 when creating COFF files. */
3720 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3721 unsigned long size));
3722 #define bfd_read_minisymbols(b, d, m, s) \
3723 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
3724 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3726 #define bfd_minisymbol_to_symbol(b, d, m, f) \
3727 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3728 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3731 /* Routines for relocs. */
3732 #define BFD_JUMP_TABLE_RELOCS(NAME) \
3733 CONCAT2 (NAME,_get_reloc_upper_bound), \
3734 CONCAT2 (NAME,_canonicalize_reloc), \
3735 CONCAT2 (NAME,_bfd_reloc_type_lookup)
3736 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3737 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3738 struct symbol_cache_entry **));
3739 /* See documentation on reloc types. */
3741 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
3743 /* Routines used when writing an object file. */
3744 #define BFD_JUMP_TABLE_WRITE(NAME) \
3745 CONCAT2 (NAME,_set_arch_mach), \
3746 CONCAT2 (NAME,_set_section_contents)
3747 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3749 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3750 file_ptr, bfd_size_type));
3752 /* Routines used by the linker. */
3753 #define BFD_JUMP_TABLE_LINK(NAME) \
3754 CONCAT2 (NAME,_sizeof_headers), \
3755 CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3756 CONCAT2 (NAME,_bfd_relax_section), \
3757 CONCAT2 (NAME,_bfd_link_hash_table_create), \
3758 CONCAT2 (NAME,_bfd_link_add_symbols), \
3759 CONCAT2 (NAME,_bfd_final_link), \
3760 CONCAT2 (NAME,_bfd_link_split_section), \
3761 CONCAT2 (NAME,_bfd_gc_sections), \
3762 CONCAT2 (NAME,_bfd_merge_sections)
3763 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3764 bfd_byte *(*_bfd_get_relocated_section_contents)
3765 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3766 bfd_byte *, boolean, struct symbol_cache_entry **));
3768 boolean (*_bfd_relax_section)
3769 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
3771 /* Create a hash table for the linker. Different backends store
3772 different information in this table. */
3773 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3775 /* Add symbols from this object file into the hash table. */
3776 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
3778 /* Do a link based on the link_order structures attached to each
3779 section of the BFD. */
3780 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
3782 /* Should this section be split up into smaller pieces during linking. */
3783 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
3785 /* Remove sections that are not referenced from the output. */
3786 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
3788 /* Attempt to merge SEC_MERGE sections. */
3789 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
3791 /* Routines to handle dynamic symbols and relocs. */
3792 #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3793 CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3794 CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3795 CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3796 CONCAT2 (NAME,_canonicalize_dynamic_reloc)
3797 /* Get the amount of memory required to hold the dynamic symbols. */
3798 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
3799 /* Read in the dynamic symbols. */
3800 long (*_bfd_canonicalize_dynamic_symtab)
3801 PARAMS ((bfd *, struct symbol_cache_entry **));
3802 /* Get the amount of memory required to hold the dynamic relocs. */
3803 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
3804 /* Read in the dynamic relocs. */
3805 long (*_bfd_canonicalize_dynamic_reloc)
3806 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
3808 /* Opposite endian version of this target. */
3809 const struct bfd_target * alternative_target;
3811 /* Data for use by back-end routines, which isn't
3812 generic enough to belong in this structure. */
3818 bfd_set_default_target PARAMS ((const char *name));
3821 bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
3824 bfd_target_list PARAMS ((void));
3827 bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
3830 bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3833 bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3836 bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3839 bfd_format_string PARAMS ((bfd_format format));