* avr.h: Update for new devices.
[deliverable/binutils-gdb.git] / bfd / bfd-in2.h
CommitLineData
4eef72c7
AM
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. */
6
252b5132 7/* Main header file for the bfd library -- portable access to object files.
7898deda
NC
8 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
9 2000, 2001
252b5132
RH
10 Free Software Foundation, Inc.
11 Contributed by Cygnus Support.
12
252b5132
RH
13This file is part of BFD, the Binary File Descriptor library.
14
15This program is free software; you can redistribute it and/or modify
16it under the terms of the GNU General Public License as published by
17the Free Software Foundation; either version 2 of the License, or
18(at your option) any later version.
19
20This program is distributed in the hope that it will be useful,
21but WITHOUT ANY WARRANTY; without even the implied warranty of
22MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23GNU General Public License for more details.
24
25You should have received a copy of the GNU General Public License
26along with this program; if not, write to the Free Software
27Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
28
252b5132
RH
29#ifndef __BFD_H_SEEN__
30#define __BFD_H_SEEN__
31
32#ifdef __cplusplus
33extern "C" {
34#endif
35
36#include "ansidecl.h"
e43d48cc
AM
37#include "symcat.h"
38#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
39#ifndef SABER
40/* This hack is to avoid a problem with some strict ANSI C preprocessors.
41 The problem is, "32_" is not a valid preprocessing token, and we don't
42 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
43 cause the inner CONCAT2 macros to be evaluated first, producing
44 still-valid pp-tokens. Then the final concatenation can be done. */
45#undef CONCAT4
46#define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
47#endif
48#endif
252b5132 49
e43d48cc
AM
50#define BFD_VERSION @bfd_version@
51#define BFD_VERSION_DATE @bfd_version_date@
52#define BFD_VERSION_STRING @bfd_version_string@
69263e90
AM
53
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. */
252b5132 57#define BFD_ARCH_SIZE @wordsize@
69263e90
AM
58
59/* The word size of the default bfd target. */
60#define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
61
252b5132
RH
62#define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
63#if @BFD_HOST_64_BIT_DEFINED@
64#define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
65#define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
66#endif
67
68#if BFD_ARCH_SIZE >= 64
69#define BFD64
70#endif
71
72#ifndef INLINE
73#if __GNUC__ >= 2
74#define INLINE __inline__
75#else
76#define INLINE
77#endif
78#endif
79
80/* forward declaration */
81typedef struct _bfd bfd;
82
83/* To squelch erroneous compiler warnings ("illegal pointer
84 combination") from the SVR3 compiler, we would like to typedef
85 boolean to int (it doesn't like functions which return boolean.
86 Making sure they are never implicitly declared to return int
87 doesn't seem to help). But this file is not configured based on
88 the host. */
89/* General rules: functions which are boolean return true on success
90 and false on failure (unless they're a predicate). -- bfd.doc */
91/* I'm sure this is going to break something and someone is going to
8546af74 92 force me to change it. */
252b5132
RH
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 */
a1934524 97#if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6))
252b5132
RH
98#define TRUE_FALSE_ALREADY_DEFINED
99#endif
100#ifdef MPW
8546af74 101/* Pre-emptive strike - get the file with the enum. */
252b5132
RH
102#include <Types.h>
103#define TRUE_FALSE_ALREADY_DEFINED
104#endif /* MPW */
105#ifndef TRUE_FALSE_ALREADY_DEFINED
106typedef enum bfd_boolean {false, true} boolean;
107#define BFD_TRUE_FALSE
108#else
109/* Use enum names that will appear nowhere else. */
110typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
111#endif
112
252b5132
RH
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
117 defined above. */
118
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
123# else
124# ifdef __GNUC__
125# if __GNUC__ >= 2
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) */
132
133#ifdef BFD64
134
135#ifndef BFD_HOST_64_BIT
136 #error No 64 bit integer type available
137#endif /* ! defined (BFD_HOST_64_BIT) */
138
139typedef BFD_HOST_U_64_BIT bfd_vma;
140typedef BFD_HOST_64_BIT bfd_signed_vma;
141typedef BFD_HOST_U_64_BIT bfd_size_type;
142typedef BFD_HOST_U_64_BIT symvalue;
143
144#ifndef fprintf_vma
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)
148#else
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))
155#endif
156#endif
157
158#else /* not BFD64 */
159
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. */
163typedef unsigned long bfd_vma;
164
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). */
169typedef long bfd_signed_vma;
170
171typedef unsigned long symvalue;
172typedef unsigned long bfd_size_type;
173
174/* Print a bfd_vma x on stream s. */
e60b52c6
KH
175#define fprintf_vma(s,x) fprintf (s, "%08lx", x)
176#define sprintf_vma(s,x) sprintf (s, "%08lx", x)
252b5132
RH
177
178#endif /* not BFD64 */
179
dc810e39
AM
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; */
188typedef bfd_signed_vma file_ptr;
189typedef bfd_vma ufile_ptr;
190
ae4221d7
L
191extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma));
192extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma));
ae4221d7 193
252b5132 194#define printf_vma(x) fprintf_vma(stdout,x)
ae4221d7 195#define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
252b5132
RH
196
197typedef unsigned int flagword; /* 32 bits of flags */
198typedef unsigned char bfd_byte;
199\f
200/** File formats */
201
202typedef enum bfd_format {
203 bfd_unknown = 0, /* file format is unknown */
204 bfd_object, /* linker/assember/compiler output */
205 bfd_archive, /* object archive file */
206 bfd_core, /* core dump */
207 bfd_type_end} /* marks the end; don't use it! */
208 bfd_format;
209
210/* Values that may appear in the flags field of a BFD. These also
211 appear in the object_flags field of the bfd_target structure, where
212 they indicate the set of flags used by that backend (not all flags
213 are meaningful for all object file formats) (FIXME: at the moment,
214 the object_flags values have mostly just been copied from backend
215 to another, and are not necessarily correct). */
216
217/* No flags. */
218#define BFD_NO_FLAGS 0x00
219
220/* BFD contains relocation entries. */
221#define HAS_RELOC 0x01
222
223/* BFD is directly executable. */
224#define EXEC_P 0x02
225
226/* BFD has line number information (basically used for F_LNNO in a
227 COFF header). */
228#define HAS_LINENO 0x04
229
230/* BFD has debugging information. */
231#define HAS_DEBUG 0x08
232
233/* BFD has symbols. */
234#define HAS_SYMS 0x10
235
236/* BFD has local symbols (basically used for F_LSYMS in a COFF
237 header). */
238#define HAS_LOCALS 0x20
239
240/* BFD is a dynamic object. */
241#define DYNAMIC 0x40
242
243/* Text section is write protected (if D_PAGED is not set, this is
244 like an a.out NMAGIC file) (the linker sets this by default, but
245 clears it for -r or -N). */
246#define WP_TEXT 0x80
247
248/* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
249 linker sets this by default, but clears it for -r or -n or -N). */
250#define D_PAGED 0x100
251
252/* BFD is relaxable (this means that bfd_relax_section may be able to
253 do something) (sometimes bfd_relax_section can do something even if
254 this is not set). */
255#define BFD_IS_RELAXABLE 0x200
256
257/* This may be set before writing out a BFD to request using a
258 traditional format. For example, this is used to request that when
259 writing out an a.out object the symbols not be hashed to eliminate
260 duplicates. */
261#define BFD_TRADITIONAL_FORMAT 0x400
262
263/* This flag indicates that the BFD contents are actually cached in
264 memory. If this is set, iostream points to a bfd_in_memory struct. */
265#define BFD_IN_MEMORY 0x800
266\f
267/* symbols and relocation */
268
269/* A count of carsyms (canonical archive symbols). */
270typedef unsigned long symindex;
271
272/* How to perform a relocation. */
273typedef const struct reloc_howto_struct reloc_howto_type;
274
275#define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
276
277/* General purpose part of a symbol X;
278 target specific parts are in libcoff.h, libaout.h, etc. */
279
280#define bfd_get_section(x) ((x)->section)
281#define bfd_get_output_section(x) ((x)->section->output_section)
282#define bfd_set_section(x,y) ((x)->section) = (y)
283#define bfd_asymbol_base(x) ((x)->section->vma)
284#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
285#define bfd_asymbol_name(x) ((x)->name)
286/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
287#define bfd_asymbol_bfd(x) ((x)->the_bfd)
288#define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
289
290/* A canonical archive symbol. */
291/* This is a type pun with struct ranlib on purpose! */
292typedef struct carsym {
293 char *name;
294 file_ptr file_offset; /* look here to find the file */
295} carsym; /* to make these you call a carsymogen */
296
252b5132
RH
297/* Used in generating armaps (archive tables of contents).
298 Perhaps just a forward definition would do? */
299struct orl { /* output ranlib */
60bcf0fa 300 char **name; /* symbol name */
dc810e39
AM
301 union {
302 file_ptr pos;
303 bfd *abfd;
304 } u; /* bfd* or file position */
252b5132
RH
305 int namidx; /* index into string table */
306};
307\f
252b5132
RH
308/* Linenumber stuff */
309typedef struct lineno_cache_entry {
60bcf0fa 310 unsigned int line_number; /* Linenumber from start of function*/
252b5132
RH
311 union {
312 struct symbol_cache_entry *sym; /* Function name */
f34d8777 313 bfd_vma offset; /* Offset into section */
252b5132
RH
314 } u;
315} alent;
316\f
317/* object and core file sections */
318
319#define align_power(addr, align) \
320 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
321
322typedef struct sec *sec_ptr;
323
324#define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
325#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
326#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
327#define bfd_section_name(bfd, ptr) ((ptr)->name)
328#define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
329#define bfd_section_vma(bfd, ptr) ((ptr)->vma)
330#define bfd_section_lma(bfd, ptr) ((ptr)->lma)
331#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
332#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
333#define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
334
335#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
336
337#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
338#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
339#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
340
60bcf0fa 341typedef struct stat stat_type;
252b5132
RH
342\f
343typedef enum bfd_print_symbol
60bcf0fa 344{
252b5132
RH
345 bfd_print_symbol_name,
346 bfd_print_symbol_more,
347 bfd_print_symbol_all
348} bfd_print_symbol_type;
60bcf0fa 349
252b5132
RH
350/* Information about a symbol that nm needs. */
351
352typedef struct _symbol_info
353{
354 symvalue value;
355 char type;
dc810e39 356 const char *name; /* Symbol name. */
252b5132 357 unsigned char stab_type; /* Stab type. */
8546af74 358 char stab_other; /* Stab other. */
252b5132 359 short stab_desc; /* Stab desc. */
dc810e39 360 const char *stab_name; /* String for stab type. */
252b5132
RH
361} symbol_info;
362
363/* Get the name of a stabs type code. */
364
365extern const char *bfd_get_stab_name PARAMS ((int));
366\f
367/* Hash table routines. There is no way to free up a hash table. */
368
369/* An element in the hash table. Most uses will actually use a larger
370 structure, and an instance of this will be the first field. */
371
372struct bfd_hash_entry
373{
374 /* Next entry for this hash code. */
375 struct bfd_hash_entry *next;
376 /* String being hashed. */
377 const char *string;
378 /* Hash code. This is the full hash code, not the index into the
379 table. */
380 unsigned long hash;
381};
382
383/* A hash table. */
384
385struct bfd_hash_table
386{
387 /* The hash array. */
388 struct bfd_hash_entry **table;
389 /* The number of slots in the hash table. */
390 unsigned int size;
391 /* A function used to create new elements in the hash table. The
392 first entry is itself a pointer to an element. When this
393 function is first invoked, this pointer will be NULL. However,
394 having the pointer permits a hierarchy of method functions to be
395 built each of which calls the function in the superclass. Thus
396 each function should be written to allocate a new block of memory
397 only if the argument is NULL. */
398 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
399 struct bfd_hash_table *,
400 const char *));
401 /* An objalloc for this hash table. This is a struct objalloc *,
402 but we use PTR to avoid requiring the inclusion of objalloc.h. */
403 PTR memory;
404};
405
406/* Initialize a hash table. */
407extern boolean bfd_hash_table_init
408 PARAMS ((struct bfd_hash_table *,
409 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
410 struct bfd_hash_table *,
411 const char *)));
412
413/* Initialize a hash table specifying a size. */
414extern boolean bfd_hash_table_init_n
415 PARAMS ((struct bfd_hash_table *,
416 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
417 struct bfd_hash_table *,
418 const char *),
419 unsigned int size));
420
421/* Free up a hash table. */
422extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
423
424/* Look up a string in a hash table. If CREATE is true, a new entry
425 will be created for this string if one does not already exist. The
426 COPY argument must be true if this routine should copy the string
427 into newly allocated memory when adding an entry. */
428extern struct bfd_hash_entry *bfd_hash_lookup
429 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
430 boolean copy));
431
432/* Replace an entry in a hash table. */
433extern void bfd_hash_replace
434 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
435 struct bfd_hash_entry *nw));
436
437/* Base method for creating a hash table entry. */
438extern struct bfd_hash_entry *bfd_hash_newfunc
439 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
440 const char *));
441
442/* Grab some space for a hash table entry. */
443extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
444 unsigned int));
445
446/* Traverse a hash table in a random order, calling a function on each
447 element. If the function returns false, the traversal stops. The
448 INFO argument is passed to the function. */
449extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
450 boolean (*) (struct bfd_hash_entry *,
451 PTR),
452 PTR info));
252b5132
RH
453
454#define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
e43d48cc 455
252b5132
RH
456/* User program access to BFD facilities */
457
458/* Direct I/O routines, for programs which know more about the object
459 file than BFD does. Use higher level routines if possible. */
460
dc810e39
AM
461extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *));
462extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *));
463extern int bfd_seek PARAMS ((bfd *, file_ptr, int));
464extern ufile_ptr bfd_tell PARAMS ((bfd *));
465extern int bfd_flush PARAMS ((bfd *));
466extern int bfd_stat PARAMS ((bfd *, struct stat *));
467
468/* Deprecated old routines. */
469#if __GNUC__
470#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
471 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
472 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
473#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
474 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
475 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
476#else
477#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
478 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
479 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
480#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
481 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
482 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
483#endif
484extern void warn_deprecated
485 PARAMS ((const char *, const char *, int, const char *));
252b5132 486
252b5132
RH
487/* Cast from const char * to char * so that caller can assign to
488 a char * without a warning. */
489#define bfd_get_filename(abfd) ((char *) (abfd)->filename)
490#define bfd_get_cacheable(abfd) ((abfd)->cacheable)
491#define bfd_get_format(abfd) ((abfd)->format)
492#define bfd_get_target(abfd) ((abfd)->xvec->name)
493#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
9bd09e22
ND
494#define bfd_family_coff(abfd) \
495 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
496 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
252b5132
RH
497#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
498#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
499#define bfd_header_big_endian(abfd) \
500 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
501#define bfd_header_little_endian(abfd) \
502 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
503#define bfd_get_file_flags(abfd) ((abfd)->flags)
504#define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
505#define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
506#define bfd_my_archive(abfd) ((abfd)->my_archive)
507#define bfd_has_map(abfd) ((abfd)->has_armap)
508
509#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
510#define bfd_usrdata(abfd) ((abfd)->usrdata)
511
512#define bfd_get_start_address(abfd) ((abfd)->start_address)
513#define bfd_get_symcount(abfd) ((abfd)->symcount)
514#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
515#define bfd_count_sections(abfd) ((abfd)->section_count)
516
517#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
518
eb6e10cb 519#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true)
252b5132 520
d436a9b3
FCE
521extern boolean bfd_cache_close PARAMS ((bfd *abfd));
522/* NB: This declaration should match the autogenerated one in libbfd.h. */
523
252b5132
RH
524extern boolean bfd_record_phdr
525 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
526 boolean, boolean, unsigned int, struct sec **));
527
528/* Byte swapping routines. */
529
530bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
531bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
532bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
533bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
534bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
535bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
536bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
537bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
538bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
539bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
540bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
541bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
542void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
543void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
544void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
545void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
546void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
547void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
8c603c85
NC
548
549/* Byte swapping routines which take size and endiannes as arguments. */
550
551bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean));
552void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean));
252b5132
RH
553\f
554/* Externally visible ECOFF routines. */
555
556#if defined(__STDC__) || defined(ALMOST_STDC)
557struct ecoff_debug_info;
558struct ecoff_debug_swap;
559struct ecoff_extr;
560struct symbol_cache_entry;
561struct bfd_link_info;
562struct bfd_link_hash_entry;
563struct bfd_elf_version_tree;
564#endif
565extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
566extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
567extern boolean bfd_ecoff_set_regmasks
568 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
569 unsigned long *cprmask));
570extern PTR bfd_ecoff_debug_init
571 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
572 const struct ecoff_debug_swap *output_swap,
573 struct bfd_link_info *));
574extern void bfd_ecoff_debug_free
575 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
576 const struct ecoff_debug_swap *output_swap,
577 struct bfd_link_info *));
578extern boolean bfd_ecoff_debug_accumulate
579 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
580 const struct ecoff_debug_swap *output_swap,
581 bfd *input_bfd, struct ecoff_debug_info *input_debug,
582 const struct ecoff_debug_swap *input_swap,
583 struct bfd_link_info *));
584extern boolean bfd_ecoff_debug_accumulate_other
585 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
586 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
587 struct bfd_link_info *));
588extern boolean bfd_ecoff_debug_externals
589 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
590 const struct ecoff_debug_swap *swap,
591 boolean relocateable,
592 boolean (*get_extr) (struct symbol_cache_entry *,
593 struct ecoff_extr *),
594 void (*set_index) (struct symbol_cache_entry *,
595 bfd_size_type)));
596extern boolean bfd_ecoff_debug_one_external
597 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
598 const struct ecoff_debug_swap *swap,
599 const char *name, struct ecoff_extr *esym));
600extern bfd_size_type bfd_ecoff_debug_size
601 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
602 const struct ecoff_debug_swap *swap));
603extern boolean bfd_ecoff_write_debug
604 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
605 const struct ecoff_debug_swap *swap, file_ptr where));
606extern boolean bfd_ecoff_write_accumulated_debug
607 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
608 const struct ecoff_debug_swap *swap,
609 struct bfd_link_info *info, file_ptr where));
610extern boolean bfd_mips_ecoff_create_embedded_relocs
611 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
612 char **));
613
614/* Externally visible ELF routines. */
615
616struct bfd_link_needed_list
617{
618 struct bfd_link_needed_list *next;
619 bfd *by;
620 const char *name;
621};
622
623extern boolean bfd_elf32_record_link_assignment
624 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
625extern boolean bfd_elf64_record_link_assignment
626 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
627extern struct bfd_link_needed_list *bfd_elf_get_needed_list
628 PARAMS ((bfd *, struct bfd_link_info *));
629extern boolean bfd_elf_get_bfd_needed_list
630 PARAMS ((bfd *, struct bfd_link_needed_list **));
631extern boolean bfd_elf32_size_dynamic_sections
99293407 632 PARAMS ((bfd *, const char *, const char *, const char *,
252b5132
RH
633 const char * const *, struct bfd_link_info *, struct sec **,
634 struct bfd_elf_version_tree *));
635extern boolean bfd_elf64_size_dynamic_sections
99293407 636 PARAMS ((bfd *, const char *, const char *, const char *,
252b5132
RH
637 const char * const *, struct bfd_link_info *, struct sec **,
638 struct bfd_elf_version_tree *));
639extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
74816898 640extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *));
252b5132 641extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
a963dc6a
L
642extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
643 PARAMS ((bfd *, struct bfd_link_info *));
252b5132 644
7f8d5fc9
ILT
645/* Return an upper bound on the number of bytes required to store a
646 copy of ABFD's program header table entries. Return -1 if an error
647 occurs; bfd_get_error will return an appropriate code. */
648extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd));
649
650/* Copy ABFD's program header table entries to *PHDRS. The entries
651 will be stored as an array of Elf_Internal_Phdr structures, as
652 defined in include/elf/internal.h. To find out how large the
653 buffer needs to be, call bfd_get_elf_phdr_upper_bound.
654
655 Return the number of program header table entries read, or -1 if an
656 error occurs; bfd_get_error will return an appropriate code. */
657extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs));
658
3425c182 659/* Return the arch_size field of an elf bfd, or -1 if not elf. */
125c4a69 660extern int bfd_get_arch_size PARAMS ((bfd *));
3425c182 661
8546af74 662/* Return true if address "naturally" sign extends, or -1 if not elf. */
125c4a69 663extern int bfd_get_sign_extend_vma PARAMS ((bfd *));
6d9019e4 664
0752970e
NC
665extern boolean bfd_m68k_elf32_create_embedded_relocs
666 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
667 char **));
668
252b5132
RH
669/* SunOS shared library support routines for the linker. */
670
671extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
672 PARAMS ((bfd *, struct bfd_link_info *));
673extern boolean bfd_sunos_record_link_assignment
674 PARAMS ((bfd *, struct bfd_link_info *, const char *));
675extern boolean bfd_sunos_size_dynamic_sections
676 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
677 struct sec **));
678
679/* Linux shared library support routines for the linker. */
680
681extern boolean bfd_i386linux_size_dynamic_sections
682 PARAMS ((bfd *, struct bfd_link_info *));
683extern boolean bfd_m68klinux_size_dynamic_sections
684 PARAMS ((bfd *, struct bfd_link_info *));
685extern boolean bfd_sparclinux_size_dynamic_sections
686 PARAMS ((bfd *, struct bfd_link_info *));
687
688/* mmap hacks */
689
690struct _bfd_window_internal;
691typedef struct _bfd_window_internal bfd_window_internal;
692
693typedef struct _bfd_window {
694 /* What the user asked for. */
695 PTR data;
696 bfd_size_type size;
697 /* The actual window used by BFD. Small user-requested read-only
698 regions sharing a page may share a single window into the object
699 file. Read-write versions shouldn't until I've fixed things to
700 keep track of which portions have been claimed by the
701 application; don't want to give the same region back when the
702 application wants two writable copies! */
703 struct _bfd_window_internal *i;
704} bfd_window;
705
706extern void bfd_init_window PARAMS ((bfd_window *));
707extern void bfd_free_window PARAMS ((bfd_window *));
708extern boolean bfd_get_file_window
709 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
710
711/* XCOFF support routines for the linker. */
712
713extern boolean bfd_xcoff_link_record_set
714 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
715 bfd_size_type));
716extern boolean bfd_xcoff_import_symbol
717 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
1fdf0249 718 bfd_vma, const char *, const char *, const char *, unsigned int));
252b5132 719extern boolean bfd_xcoff_export_symbol
1fdf0249 720 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *));
252b5132
RH
721extern boolean bfd_xcoff_link_count_reloc
722 PARAMS ((bfd *, struct bfd_link_info *, const char *));
723extern boolean bfd_xcoff_record_link_assignment
724 PARAMS ((bfd *, struct bfd_link_info *, const char *));
725extern boolean bfd_xcoff_size_dynamic_sections
726 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
727 unsigned long, unsigned long, unsigned long, boolean,
728 int, boolean, boolean, struct sec **));
729
730/* Externally visible COFF routines. */
731
732#if defined(__STDC__) || defined(ALMOST_STDC)
733struct internal_syment;
734union internal_auxent;
735#endif
736
737extern boolean bfd_coff_get_syment
738 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
739
740extern boolean bfd_coff_get_auxent
741 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
742
743extern boolean bfd_coff_set_symbol_class
744 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
745
3eb6f68f
NC
746extern boolean bfd_m68k_coff_create_embedded_relocs
747 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
748 char **));
749
252b5132
RH
750/* ARM Interworking support. Called from linker. */
751extern boolean bfd_arm_allocate_interworking_sections
752 PARAMS ((struct bfd_link_info *));
753
754extern boolean bfd_arm_process_before_allocation
755 PARAMS ((bfd *, struct bfd_link_info *, int));
756
757extern boolean bfd_arm_get_bfd_for_interworking
758 PARAMS ((bfd *, struct bfd_link_info *));
759
86033394
NC
760/* PE ARM Interworking support. Called from linker. */
761extern boolean bfd_arm_pe_allocate_interworking_sections
762 PARAMS ((struct bfd_link_info *));
763
764extern boolean bfd_arm_pe_process_before_allocation
765 PARAMS ((bfd *, struct bfd_link_info *, int));
766
767extern boolean bfd_arm_pe_get_bfd_for_interworking
768 PARAMS ((bfd *, struct bfd_link_info *));
769
252b5132 770/* ELF ARM Interworking support. Called from linker. */
67e5d3d6
ILT
771extern boolean bfd_elf32_arm_allocate_interworking_sections
772 PARAMS ((struct bfd_link_info *));
773
774extern boolean bfd_elf32_arm_process_before_allocation
775 PARAMS ((bfd *, struct bfd_link_info *, int));
776
777extern boolean bfd_elf32_arm_get_bfd_for_interworking
778 PARAMS ((bfd *, struct bfd_link_info *));
252b5132 779
8546af74 780/* TI COFF load page support. */
b9af77f5
TW
781extern void bfd_ticoff_set_section_load_page
782 PARAMS ((struct sec *, int));
783
784extern int bfd_ticoff_get_section_load_page
785 PARAMS ((struct sec *));
786
252b5132 787/* And more from the source. */
c02e7c3e 788void
252b5132
RH
789bfd_init PARAMS ((void));
790
791bfd *
dc810e39 792bfd_openr PARAMS ((const char *filename, const char *target));
252b5132
RH
793
794bfd *
dc810e39 795bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
252b5132
RH
796
797bfd *
798bfd_openstreamr PARAMS ((const char *, const char *, PTR));
799
800bfd *
dc810e39 801bfd_openw PARAMS ((const char *filename, const char *target));
252b5132 802
c02e7c3e 803boolean
252b5132
RH
804bfd_close PARAMS ((bfd *abfd));
805
c02e7c3e 806boolean
252b5132
RH
807bfd_close_all_done PARAMS ((bfd *));
808
809bfd *
dc810e39 810bfd_create PARAMS ((const char *filename, bfd *templ));
252b5132 811
c02e7c3e 812boolean
252b5132
RH
813bfd_make_writable PARAMS ((bfd *abfd));
814
c02e7c3e 815boolean
252b5132
RH
816bfd_make_readable PARAMS ((bfd *abfd));
817
541389e2 818
52b219b5 819/* Byte swapping macros for user section data. */
252b5132
RH
820
821#define bfd_put_8(abfd, val, ptr) \
0d2bcfaf 822 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val)))
252b5132
RH
823#define bfd_put_signed_8 \
824 bfd_put_8
825#define bfd_get_8(abfd, ptr) \
dc810e39 826 (*(unsigned char *) (ptr) & 0xff)
252b5132 827#define bfd_get_signed_8(abfd, ptr) \
dc810e39 828 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
252b5132
RH
829
830#define bfd_put_16(abfd, val, ptr) \
831 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
832#define bfd_put_signed_16 \
833 bfd_put_16
834#define bfd_get_16(abfd, ptr) \
835 BFD_SEND(abfd, bfd_getx16, (ptr))
836#define bfd_get_signed_16(abfd, ptr) \
837 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
838
839#define bfd_put_32(abfd, val, ptr) \
840 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
841#define bfd_put_signed_32 \
842 bfd_put_32
843#define bfd_get_32(abfd, ptr) \
844 BFD_SEND(abfd, bfd_getx32, (ptr))
845#define bfd_get_signed_32(abfd, ptr) \
846 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
847
848#define bfd_put_64(abfd, val, ptr) \
849 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
850#define bfd_put_signed_64 \
851 bfd_put_64
852#define bfd_get_64(abfd, ptr) \
853 BFD_SEND(abfd, bfd_getx64, (ptr))
854#define bfd_get_signed_64(abfd, ptr) \
855 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
856
c7ac6ff8 857#define bfd_get(bits, abfd, ptr) \
09c1cc88 858 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
c7ac6ff8
MM
859 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \
860 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \
861 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \
09c1cc88 862 : (abort (), (bfd_vma) - 1))
c7ac6ff8
MM
863
864#define bfd_put(bits, abfd, val, ptr) \
09c1cc88 865 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
c7ac6ff8
MM
866 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
867 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
868 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
869 : (abort (), (void) 0))
870
541389e2 871
52b219b5 872/* Byte swapping macros for file header data. */
252b5132
RH
873
874#define bfd_h_put_8(abfd, val, ptr) \
dc810e39 875 bfd_put_8 (abfd, val, ptr)
252b5132 876#define bfd_h_put_signed_8(abfd, val, ptr) \
dc810e39 877 bfd_put_8 (abfd, val, ptr)
252b5132 878#define bfd_h_get_8(abfd, ptr) \
dc810e39 879 bfd_get_8 (abfd, ptr)
252b5132 880#define bfd_h_get_signed_8(abfd, ptr) \
dc810e39 881 bfd_get_signed_8 (abfd, ptr)
252b5132
RH
882
883#define bfd_h_put_16(abfd, val, ptr) \
dc810e39 884 BFD_SEND (abfd, bfd_h_putx16, (val, ptr))
252b5132 885#define bfd_h_put_signed_16 \
dc810e39 886 bfd_h_put_16
252b5132 887#define bfd_h_get_16(abfd, ptr) \
dc810e39 888 BFD_SEND (abfd, bfd_h_getx16, (ptr))
252b5132 889#define bfd_h_get_signed_16(abfd, ptr) \
dc810e39 890 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr))
252b5132
RH
891
892#define bfd_h_put_32(abfd, val, ptr) \
dc810e39 893 BFD_SEND (abfd, bfd_h_putx32, (val, ptr))
252b5132 894#define bfd_h_put_signed_32 \
dc810e39 895 bfd_h_put_32
252b5132 896#define bfd_h_get_32(abfd, ptr) \
dc810e39 897 BFD_SEND (abfd, bfd_h_getx32, (ptr))
252b5132 898#define bfd_h_get_signed_32(abfd, ptr) \
dc810e39 899 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr))
252b5132
RH
900
901#define bfd_h_put_64(abfd, val, ptr) \
dc810e39 902 BFD_SEND (abfd, bfd_h_putx64, (val, ptr))
252b5132 903#define bfd_h_put_signed_64 \
dc810e39 904 bfd_h_put_64
252b5132 905#define bfd_h_get_64(abfd, ptr) \
dc810e39 906 BFD_SEND (abfd, bfd_h_getx64, (ptr))
252b5132 907#define bfd_h_get_signed_64(abfd, ptr) \
dc810e39
AM
908 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr))
909
910/* Refinements on the above, which should eventually go away. Save
911 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */
912
913#define H_PUT_64(abfd, val, where) \
914 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
915
916#define H_PUT_32(abfd, val, where) \
917 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
918
919#define H_PUT_16(abfd, val, where) \
920 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
921
922#define H_PUT_8 bfd_h_put_8
923
924#define H_PUT_S64(abfd, val, where) \
925 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
926
927#define H_PUT_S32(abfd, val, where) \
928 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
929
930#define H_PUT_S16(abfd, val, where) \
931 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where))
932
933#define H_PUT_S8 bfd_h_put_signed_8
934
935#define H_GET_64(abfd, where) \
936 bfd_h_get_64 ((abfd), (bfd_byte *) (where))
937
938#define H_GET_32(abfd, where) \
939 bfd_h_get_32 ((abfd), (bfd_byte *) (where))
940
941#define H_GET_16(abfd, where) \
942 bfd_h_get_16 ((abfd), (bfd_byte *) (where))
943
944#define H_GET_8 bfd_h_get_8
945
946#define H_GET_S64(abfd, where) \
947 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where))
948
949#define H_GET_S32(abfd, where) \
950 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where))
951
952#define H_GET_S16(abfd, where) \
953 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where))
954
955#define H_GET_S8 bfd_h_get_signed_8
956
252b5132 957
52b219b5
AM
958/* This structure is used for a comdat section, as in PE. A comdat
959 section is associated with a particular symbol. When the linker
960 sees a comdat section, it keeps only one of the sections with a
961 given name and associated with a given symbol. */
022a5af4
ILT
962
963struct bfd_comdat_info
964{
52b219b5 965 /* The name of the symbol associated with a comdat section. */
022a5af4
ILT
966 const char *name;
967
52b219b5 968 /* The local symbol table index of the symbol associated with a
022a5af4
ILT
969 comdat section. This is only meaningful to the object file format
970 specific code; it is not an index into the list returned by
971 bfd_canonicalize_symtab. */
972 long symbol;
022a5af4
ILT
973};
974
252b5132
RH
975typedef struct sec
976{
52b219b5
AM
977 /* The name of the section; the name isn't a copy, the pointer is
978 the same as that passed to bfd_make_section. */
252b5132 979
52b219b5
AM
980 const char *name;
981
982 /* A unique sequence number. */
252b5132 983
52b219b5 984 int id;
252b5132 985
dbb410c3 986 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
252b5132 987
52b219b5 988 int index;
252b5132 989
52b219b5 990 /* The next section in the list belonging to the BFD, or NULL. */
252b5132 991
52b219b5 992 struct sec *next;
252b5132 993
52b219b5
AM
994 /* The field flags contains attributes of the section. Some
995 flags are read in from the object file, and some are
996 synthesized from other information. */
997
998 flagword flags;
252b5132
RH
999
1000#define SEC_NO_FLAGS 0x000
1001
52b219b5
AM
1002 /* Tells the OS to allocate space for this section when loading.
1003 This is clear for a section containing debug information only. */
252b5132
RH
1004#define SEC_ALLOC 0x001
1005
52b219b5
AM
1006 /* Tells the OS to load the section from the file when loading.
1007 This is clear for a .bss section. */
252b5132
RH
1008#define SEC_LOAD 0x002
1009
52b219b5
AM
1010 /* The section contains data still to be relocated, so there is
1011 some relocation information too. */
252b5132
RH
1012#define SEC_RELOC 0x004
1013
65db3b0d
RH
1014 /* ELF reserves 4 processor specific bits and 8 operating system
1015 specific bits in sh_flags; at present we can get away with just
1016 one in communicating between the assembler and BFD, but this
1017 isn't a good long-term solution. */
1018#define SEC_ARCH_BIT_0 0x008
252b5132 1019
52b219b5 1020 /* A signal to the OS that the section contains read only data. */
252b5132
RH
1021#define SEC_READONLY 0x010
1022
52b219b5 1023 /* The section contains code only. */
252b5132
RH
1024#define SEC_CODE 0x020
1025
52b219b5 1026 /* The section contains data only. */
252b5132
RH
1027#define SEC_DATA 0x040
1028
52b219b5 1029 /* The section will reside in ROM. */
252b5132
RH
1030#define SEC_ROM 0x080
1031
52b219b5
AM
1032 /* The section contains constructor information. This section
1033 type is used by the linker to create lists of constructors and
1034 destructors used by <<g++>>. When a back end sees a symbol
1035 which should be used in a constructor list, it creates a new
1036 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
1037 the symbol to it, and builds a relocation. To build the lists
1038 of constructors, all the linker has to do is catenate all the
1039 sections called <<__CTOR_LIST__>> and relocate the data
1040 contained within - exactly the operations it would peform on
1041 standard data. */
252b5132
RH
1042#define SEC_CONSTRUCTOR 0x100
1043
52b219b5
AM
1044 /* The section is a constructor, and should be placed at the
1045 end of the text, data, or bss section(?). */
252b5132
RH
1046#define SEC_CONSTRUCTOR_TEXT 0x1100
1047#define SEC_CONSTRUCTOR_DATA 0x2100
1048#define SEC_CONSTRUCTOR_BSS 0x3100
1049
52b219b5
AM
1050 /* The section has contents - a data section could be
1051 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
1052 <<SEC_HAS_CONTENTS>> */
252b5132
RH
1053#define SEC_HAS_CONTENTS 0x200
1054
52b219b5
AM
1055 /* An instruction to the linker to not output the section
1056 even if it has information which would normally be written. */
252b5132
RH
1057#define SEC_NEVER_LOAD 0x400
1058
52b219b5
AM
1059 /* The section is a COFF shared library section. This flag is
1060 only for the linker. If this type of section appears in
1061 the input file, the linker must copy it to the output file
1062 without changing the vma or size. FIXME: Although this
1063 was originally intended to be general, it really is COFF
1064 specific (and the flag was renamed to indicate this). It
1065 might be cleaner to have some more general mechanism to
1066 allow the back end to control what the linker does with
1067 sections. */
252b5132
RH
1068#define SEC_COFF_SHARED_LIBRARY 0x800
1069
1bd91689
AM
1070 /* The section has GOT references. This flag is only for the
1071 linker, and is currently only used by the elf32-hppa back end.
1072 It will be set if global offset table references were detected
1073 in this section, which indicate to the linker that the section
1074 contains PIC code, and must be handled specially when doing a
1075 static link. */
1076#define SEC_HAS_GOT_REF 0x4000
1077
52b219b5
AM
1078 /* The section contains common symbols (symbols may be defined
1079 multiple times, the value of a symbol is the amount of
1080 space it requires, and the largest symbol value is the one
1081 used). Most targets have exactly one of these (which we
1082 translate to bfd_com_section_ptr), but ECOFF has two. */
252b5132
RH
1083#define SEC_IS_COMMON 0x8000
1084
52b219b5
AM
1085 /* The section contains only debugging information. For
1086 example, this is set for ELF .debug and .stab sections.
1087 strip tests this flag to see if a section can be
1088 discarded. */
252b5132
RH
1089#define SEC_DEBUGGING 0x10000
1090
52b219b5
AM
1091 /* The contents of this section are held in memory pointed to
1092 by the contents field. This is checked by bfd_get_section_contents,
1093 and the data is retrieved from memory if appropriate. */
252b5132
RH
1094#define SEC_IN_MEMORY 0x20000
1095
52b219b5
AM
1096 /* The contents of this section are to be excluded by the
1097 linker for executable and shared objects unless those
1098 objects are to be further relocated. */
252b5132
RH
1099#define SEC_EXCLUDE 0x40000
1100
dbb410c3
AM
1101 /* The contents of this section are to be sorted based on the sum of
1102 the symbol and addend values specified by the associated relocation
1103 entries. Entries without associated relocation entries will be
1104 appended to the end of the section in an unspecified order. */
252b5132
RH
1105#define SEC_SORT_ENTRIES 0x80000
1106
52b219b5
AM
1107 /* When linking, duplicate sections of the same name should be
1108 discarded, rather than being combined into a single section as
1109 is usually done. This is similar to how common symbols are
1110 handled. See SEC_LINK_DUPLICATES below. */
252b5132
RH
1111#define SEC_LINK_ONCE 0x100000
1112
52b219b5
AM
1113 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
1114 should handle duplicate sections. */
252b5132
RH
1115#define SEC_LINK_DUPLICATES 0x600000
1116
52b219b5
AM
1117 /* This value for SEC_LINK_DUPLICATES means that duplicate
1118 sections with the same name should simply be discarded. */
252b5132
RH
1119#define SEC_LINK_DUPLICATES_DISCARD 0x0
1120
52b219b5
AM
1121 /* This value for SEC_LINK_DUPLICATES means that the linker
1122 should warn if there are any duplicate sections, although
1123 it should still only link one copy. */
252b5132
RH
1124#define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
1125
52b219b5
AM
1126 /* This value for SEC_LINK_DUPLICATES means that the linker
1127 should warn if any duplicate sections are a different size. */
252b5132
RH
1128#define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
1129
52b219b5
AM
1130 /* This value for SEC_LINK_DUPLICATES means that the linker
1131 should warn if any duplicate sections contain different
1132 contents. */
252b5132
RH
1133#define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
1134
52b219b5
AM
1135 /* This section was created by the linker as part of dynamic
1136 relocation or other arcane processing. It is skipped when
1137 going through the first-pass output, trusting that someone
1138 else up the line will take care of it later. */
252b5132
RH
1139#define SEC_LINKER_CREATED 0x800000
1140
52b219b5 1141 /* This section should not be subject to garbage collection. */
252b5132
RH
1142#define SEC_KEEP 0x1000000
1143
52b219b5
AM
1144 /* This section contains "short" data, and should be placed
1145 "near" the GP. */
851edbaf 1146#define SEC_SMALL_DATA 0x2000000
0c3ff40b 1147
52b219b5
AM
1148 /* This section contains data which may be shared with other
1149 executables or shared objects. */
bd826630
ILT
1150#define SEC_SHARED 0x4000000
1151
52b219b5
AM
1152 /* When a section with this flag is being linked, then if the size of
1153 the input section is less than a page, it should not cross a page
1154 boundary. If the size of the input section is one page or more, it
1155 should be aligned on a page boundary. */
34cbe64e
TW
1156#define SEC_BLOCK 0x8000000
1157
52b219b5
AM
1158 /* Conditionally link this section; do not link if there are no
1159 references found to any symbol in the section. */
34cbe64e
TW
1160#define SEC_CLINK 0x10000000
1161
f5fa8ca2
JJ
1162 /* Attempt to merge identical entities in the section.
1163 Entity size is given in the entsize field. */
1164#define SEC_MERGE 0x20000000
1165
a80f6941
L
1166 /* If given with SEC_MERGE, entities to merge are zero terminated
1167 strings where entsize specifies character size instead of fixed
1168 size entries. */
f5fa8ca2
JJ
1169#define SEC_STRINGS 0x40000000
1170
dbb410c3
AM
1171 /* This section contains data about section groups. */
1172#define SEC_GROUP 0x80000000
1173
52b219b5 1174 /* End of section flags. */
252b5132 1175
52b219b5 1176 /* Some internal packed boolean fields. */
252b5132 1177
52b219b5
AM
1178 /* See the vma field. */
1179 unsigned int user_set_vma : 1;
252b5132 1180
52b219b5
AM
1181 /* Whether relocations have been processed. */
1182 unsigned int reloc_done : 1;
252b5132 1183
52b219b5
AM
1184 /* A mark flag used by some of the linker backends. */
1185 unsigned int linker_mark : 1;
252b5132 1186
d1778b88 1187 /* Another mark flag used by some of the linker backends. Set for
08da05b0 1188 output sections that have an input section. */
d1778b88
AM
1189 unsigned int linker_has_input : 1;
1190
52b219b5
AM
1191 /* A mark flag used by some linker backends for garbage collection. */
1192 unsigned int gc_mark : 1;
252b5132 1193
dbb410c3
AM
1194 /* Used by the ELF code to mark sections which have been allocated
1195 to segments. */
bc67d8a6
NC
1196 unsigned int segment_mark : 1;
1197
52b219b5 1198 /* End of internal packed boolean fields. */
252b5132 1199
52b219b5
AM
1200 /* The virtual memory address of the section - where it will be
1201 at run time. The symbols are relocated against this. The
1202 user_set_vma flag is maintained by bfd; if it's not set, the
1203 backend can assign addresses (for example, in <<a.out>>, where
1204 the default address for <<.data>> is dependent on the specific
1205 target and various flags). */
252b5132 1206
52b219b5 1207 bfd_vma vma;
252b5132 1208
52b219b5
AM
1209 /* The load address of the section - where it would be in a
1210 rom image; really only used for writing section header
8d88c4ca 1211 information. */
252b5132 1212
52b219b5 1213 bfd_vma lma;
252b5132 1214
52b219b5
AM
1215 /* The size of the section in octets, as it will be output.
1216 Contains a value even if the section has no contents (e.g., the
1217 size of <<.bss>>). This will be filled in after relocation. */
252b5132 1218
52b219b5 1219 bfd_size_type _cooked_size;
252b5132 1220
52b219b5
AM
1221 /* The original size on disk of the section, in octets. Normally this
1222 value is the same as the size, but if some relaxing has
1223 been done, then this value will be bigger. */
252b5132 1224
52b219b5 1225 bfd_size_type _raw_size;
252b5132 1226
52b219b5
AM
1227 /* If this section is going to be output, then this value is the
1228 offset in *bytes* into the output section of the first byte in the
1229 input section (byte ==> smallest addressable unit on the
1230 target). In most cases, if this was going to start at the
1231 100th octet (8-bit quantity) in the output section, this value
1232 would be 100. However, if the target byte size is 16 bits
1233 (bfd_octets_per_byte is "2"), this value would be 50. */
252b5132 1234
52b219b5 1235 bfd_vma output_offset;
252b5132 1236
52b219b5 1237 /* The output section through which to map on output. */
252b5132 1238
52b219b5 1239 struct sec *output_section;
252b5132 1240
52b219b5
AM
1241 /* The alignment requirement of the section, as an exponent of 2 -
1242 e.g., 3 aligns to 2^3 (or 8). */
252b5132 1243
52b219b5 1244 unsigned int alignment_power;
252b5132 1245
52b219b5
AM
1246 /* If an input section, a pointer to a vector of relocation
1247 records for the data in this section. */
252b5132 1248
52b219b5 1249 struct reloc_cache_entry *relocation;
252b5132 1250
52b219b5
AM
1251 /* If an output section, a pointer to a vector of pointers to
1252 relocation records for the data in this section. */
252b5132 1253
52b219b5 1254 struct reloc_cache_entry **orelocation;
252b5132 1255
52b219b5 1256 /* The number of relocation records in one of the above */
252b5132 1257
52b219b5 1258 unsigned reloc_count;
252b5132 1259
52b219b5
AM
1260 /* Information below is back end specific - and not always used
1261 or updated. */
252b5132 1262
52b219b5 1263 /* File position of section data. */
252b5132 1264
52b219b5 1265 file_ptr filepos;
252b5132 1266
52b219b5 1267 /* File position of relocation info. */
252b5132 1268
52b219b5 1269 file_ptr rel_filepos;
252b5132 1270
52b219b5 1271 /* File position of line data. */
252b5132 1272
52b219b5 1273 file_ptr line_filepos;
252b5132 1274
52b219b5 1275 /* Pointer to data for applications. */
252b5132 1276
52b219b5 1277 PTR userdata;
252b5132 1278
52b219b5
AM
1279 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1280 contents. */
1281 unsigned char *contents;
252b5132 1282
52b219b5 1283 /* Attached line number information. */
252b5132 1284
52b219b5 1285 alent *lineno;
252b5132 1286
52b219b5 1287 /* Number of line number records. */
252b5132 1288
52b219b5 1289 unsigned int lineno_count;
252b5132 1290
f5fa8ca2
JJ
1291 /* Entity size for merging purposes. */
1292
1293 unsigned int entsize;
1294
52b219b5 1295 /* Optional information about a COMDAT entry; NULL if not COMDAT. */
022a5af4 1296
52b219b5 1297 struct bfd_comdat_info *comdat;
022a5af4 1298
52b219b5
AM
1299 /* When a section is being output, this value changes as more
1300 linenumbers are written out. */
252b5132 1301
52b219b5 1302 file_ptr moving_line_filepos;
252b5132 1303
52b219b5 1304 /* What the section number is in the target world. */
252b5132 1305
52b219b5 1306 int target_index;
252b5132 1307
52b219b5 1308 PTR used_by_bfd;
252b5132 1309
52b219b5
AM
1310 /* If this is a constructor section then here is a list of the
1311 relocations created to relocate items within it. */
252b5132 1312
52b219b5 1313 struct relent_chain *constructor_chain;
252b5132 1314
52b219b5 1315 /* The BFD which owns the section. */
252b5132 1316
52b219b5 1317 bfd *owner;
252b5132 1318
52b219b5
AM
1319 /* A symbol which points at this section only */
1320 struct symbol_cache_entry *symbol;
1321 struct symbol_cache_entry **symbol_ptr_ptr;
252b5132 1322
52b219b5
AM
1323 struct bfd_link_order *link_order_head;
1324 struct bfd_link_order *link_order_tail;
252b5132
RH
1325} asection ;
1326
52b219b5
AM
1327/* These sections are global, and are managed by BFD. The application
1328 and target back end are not permitted to change the values in
1329 these sections. New code should use the section_ptr macros rather
1330 than referring directly to the const sections. The const sections
1331 may eventually vanish. */
252b5132
RH
1332#define BFD_ABS_SECTION_NAME "*ABS*"
1333#define BFD_UND_SECTION_NAME "*UND*"
1334#define BFD_COM_SECTION_NAME "*COM*"
1335#define BFD_IND_SECTION_NAME "*IND*"
1336
52b219b5 1337/* the absolute section */
252b5132
RH
1338extern const asection bfd_abs_section;
1339#define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1340#define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
52b219b5 1341/* Pointer to the undefined section */
252b5132
RH
1342extern const asection bfd_und_section;
1343#define bfd_und_section_ptr ((asection *) &bfd_und_section)
1344#define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
52b219b5 1345/* Pointer to the common section */
252b5132
RH
1346extern const asection bfd_com_section;
1347#define bfd_com_section_ptr ((asection *) &bfd_com_section)
52b219b5 1348/* Pointer to the indirect section */
252b5132
RH
1349extern const asection bfd_ind_section;
1350#define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1351#define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1352
1353extern const struct symbol_cache_entry * const bfd_abs_symbol;
1354extern const struct symbol_cache_entry * const bfd_com_symbol;
1355extern const struct symbol_cache_entry * const bfd_und_symbol;
1356extern const struct symbol_cache_entry * const bfd_ind_symbol;
1357#define bfd_get_section_size_before_reloc(section) \
f6af82bd
AM
1358 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \
1359 : (section)->_raw_size)
252b5132 1360#define bfd_get_section_size_after_reloc(section) \
f6af82bd
AM
1361 ((section)->reloc_done ? (section)->_cooked_size \
1362 : (abort (), (bfd_size_type) 1))
252b5132 1363asection *
52b219b5 1364bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
252b5132 1365
1bd91689
AM
1366char *
1367bfd_get_unique_section_name PARAMS ((bfd *abfd,
a966dba9 1368 const char *templat,
1bd91689
AM
1369 int *count));
1370
252b5132 1371asection *
52b219b5 1372bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
252b5132
RH
1373
1374asection *
52b219b5 1375bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
252b5132
RH
1376
1377asection *
52b219b5 1378bfd_make_section PARAMS ((bfd *, const char *name));
252b5132 1379
c02e7c3e 1380boolean
252b5132
RH
1381bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
1382
c02e7c3e 1383void
252b5132 1384bfd_map_over_sections PARAMS ((bfd *abfd,
8c603c85 1385 void (*func) (bfd *abfd,
252b5132
RH
1386 asection *sect,
1387 PTR obj),
1388 PTR obj));
1389
c02e7c3e 1390boolean
252b5132
RH
1391bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
1392
c02e7c3e 1393boolean
dc810e39
AM
1394bfd_set_section_contents PARAMS ((bfd *abfd, asection *section,
1395 PTR data, file_ptr offset,
252b5132
RH
1396 bfd_size_type count));
1397
c02e7c3e 1398boolean
dc810e39
AM
1399bfd_get_section_contents PARAMS ((bfd *abfd, asection *section,
1400 PTR location, file_ptr offset,
1401 bfd_size_type count));
252b5132 1402
c02e7c3e 1403boolean
dc810e39
AM
1404bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec,
1405 bfd *obfd, asection *osec));
252b5132
RH
1406
1407#define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
1408 BFD_SEND (obfd, _bfd_copy_private_section_data, \
1409 (ibfd, isection, obfd, osection))
c02e7c3e
KH
1410void
1411_bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
252b5132 1412
8546af74 1413enum bfd_architecture
252b5132 1414{
52b219b5
AM
1415 bfd_arch_unknown, /* File arch not known */
1416 bfd_arch_obscure, /* Arch known, not one of these */
1417 bfd_arch_m68k, /* Motorola 68xxx */
252b5132
RH
1418#define bfd_mach_m68000 1
1419#define bfd_mach_m68008 2
1420#define bfd_mach_m68010 3
1421#define bfd_mach_m68020 4
1422#define bfd_mach_m68030 5
1423#define bfd_mach_m68040 6
1424#define bfd_mach_m68060 7
1425#define bfd_mach_cpu32 8
3cac17ae
NC
1426#define bfd_mach_mcf5200 9
1427#define bfd_mach_mcf5206e 10
1428#define bfd_mach_mcf5307 11
1429#define bfd_mach_mcf5407 12
8546af74 1430 bfd_arch_vax, /* DEC Vax */
52b219b5
AM
1431 bfd_arch_i960, /* Intel 960 */
1432 /* The order of the following is important.
8546af74 1433 lower number indicates a machine type that
252b5132
RH
1434 only accepts a subset of the instructions
1435 available to machines with higher numbers.
1436 The exception is the "ca", which is
8546af74 1437 incompatible with all other machines except
8d88c4ca 1438 "core". */
252b5132
RH
1439
1440#define bfd_mach_i960_core 1
1441#define bfd_mach_i960_ka_sa 2
1442#define bfd_mach_i960_kb_sb 3
1443#define bfd_mach_i960_mc 4
1444#define bfd_mach_i960_xa 5
1445#define bfd_mach_i960_ca 6
1446#define bfd_mach_i960_jx 7
1447#define bfd_mach_i960_hx 8
1448
52b219b5
AM
1449 bfd_arch_a29k, /* AMD 29000 */
1450 bfd_arch_sparc, /* SPARC */
252b5132 1451#define bfd_mach_sparc 1
52b219b5 1452/* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
252b5132
RH
1453#define bfd_mach_sparc_sparclet 2
1454#define bfd_mach_sparc_sparclite 3
1455#define bfd_mach_sparc_v8plus 4
52b219b5 1456#define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns */
252b5132
RH
1457#define bfd_mach_sparc_sparclite_le 6
1458#define bfd_mach_sparc_v9 7
52b219b5 1459#define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns */
19f7b010
JJ
1460#define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns */
1461#define bfd_mach_sparc_v9b 10 /* with cheetah add'ns */
52b219b5 1462/* Nonzero if MACH has the v9 instruction set. */
252b5132 1463#define bfd_mach_sparc_v9_p(mach) \
59ff2774 1464 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
19f7b010 1465 && (mach) != bfd_mach_sparc_sparclite_le)
52b219b5 1466 bfd_arch_mips, /* MIPS Rxxxx */
252b5132
RH
1467#define bfd_mach_mips3000 3000
1468#define bfd_mach_mips3900 3900
1469#define bfd_mach_mips4000 4000
1470#define bfd_mach_mips4010 4010
1471#define bfd_mach_mips4100 4100
1472#define bfd_mach_mips4111 4111
1473#define bfd_mach_mips4300 4300
1474#define bfd_mach_mips4400 4400
1475#define bfd_mach_mips4600 4600
1476#define bfd_mach_mips4650 4650
1477#define bfd_mach_mips5000 5000
1478#define bfd_mach_mips6000 6000
1479#define bfd_mach_mips8000 8000
1480#define bfd_mach_mips10000 10000
d1cf510e 1481#define bfd_mach_mips12000 12000
0752970e 1482#define bfd_mach_mips16 16
84ea6cf2 1483#define bfd_mach_mips5 5
c6c98b38 1484#define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
a1cd6a8f
EC
1485#define bfd_mach_mipsisa32 32
1486#define bfd_mach_mipsisa64 64
52b219b5 1487 bfd_arch_i386, /* Intel 386 */
252b5132
RH
1488#define bfd_mach_i386_i386 0
1489#define bfd_mach_i386_i8086 1
1490#define bfd_mach_i386_i386_intel_syntax 2
8d88c4ca
NC
1491#define bfd_mach_x86_64 3
1492#define bfd_mach_x86_64_intel_syntax 4
52b219b5
AM
1493 bfd_arch_we32k, /* AT&T WE32xxx */
1494 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1495 bfd_arch_i860, /* Intel 860 */
1496 bfd_arch_i370, /* IBM 360/370 Mainframes */
1497 bfd_arch_romp, /* IBM ROMP PC/RT */
1498 bfd_arch_alliant, /* Alliant */
1499 bfd_arch_convex, /* Convex */
1500 bfd_arch_m88k, /* Motorola 88xxx */
1501 bfd_arch_pyramid, /* Pyramid Technology */
1502 bfd_arch_h8300, /* Hitachi H8/300 */
252b5132
RH
1503#define bfd_mach_h8300 1
1504#define bfd_mach_h8300h 2
1505#define bfd_mach_h8300s 3
e135f41b 1506 bfd_arch_pdp11, /* DEC PDP-11 */
52b219b5 1507 bfd_arch_powerpc, /* PowerPC */
87f33987
ND
1508#define bfd_mach_ppc 0
1509#define bfd_mach_ppc_403 403
1510#define bfd_mach_ppc_403gc 4030
1511#define bfd_mach_ppc_505 505
1512#define bfd_mach_ppc_601 601
1513#define bfd_mach_ppc_602 602
1514#define bfd_mach_ppc_603 603
1515#define bfd_mach_ppc_ec603e 6031
1516#define bfd_mach_ppc_604 604
1517#define bfd_mach_ppc_620 620
1518#define bfd_mach_ppc_630 630
1519#define bfd_mach_ppc_750 750
1520#define bfd_mach_ppc_860 860
1521#define bfd_mach_ppc_a35 35
1522#define bfd_mach_ppc_rs64ii 642
1523#define bfd_mach_ppc_rs64iii 643
1524#define bfd_mach_ppc_7400 7400
52b219b5 1525 bfd_arch_rs6000, /* IBM RS/6000 */
87f33987
ND
1526#define bfd_mach_rs6k 0
1527#define bfd_mach_rs6k_rs1 6001
1528#define bfd_mach_rs6k_rsc 6003
1529#define bfd_mach_rs6k_rs2 6002
52b219b5
AM
1530 bfd_arch_hppa, /* HP PA RISC */
1531 bfd_arch_d10v, /* Mitsubishi D10V */
7af8cca9
MM
1532#define bfd_mach_d10v 0
1533#define bfd_mach_d10v_ts2 2
1534#define bfd_mach_d10v_ts3 3
52b219b5
AM
1535 bfd_arch_d30v, /* Mitsubishi D30V */
1536 bfd_arch_m68hc11, /* Motorola 68HC11 */
1537 bfd_arch_m68hc12, /* Motorola 68HC12 */
1538 bfd_arch_z8k, /* Zilog Z8000 */
252b5132
RH
1539#define bfd_mach_z8001 1
1540#define bfd_mach_z8002 2
52b219b5
AM
1541 bfd_arch_h8500, /* Hitachi H8/500 */
1542 bfd_arch_sh, /* Hitachi SH */
252b5132 1543#define bfd_mach_sh 0
d4845d57
JR
1544#define bfd_mach_sh2 0x20
1545#define bfd_mach_sh_dsp 0x2d
252b5132 1546#define bfd_mach_sh3 0x30
d4845d57 1547#define bfd_mach_sh3_dsp 0x3d
252b5132 1548#define bfd_mach_sh3e 0x3e
d4845d57 1549#define bfd_mach_sh4 0x40
52b219b5 1550 bfd_arch_alpha, /* Dec Alpha */
252b5132
RH
1551#define bfd_mach_alpha_ev4 0x10
1552#define bfd_mach_alpha_ev5 0x20
1553#define bfd_mach_alpha_ev6 0x30
52b219b5 1554 bfd_arch_arm, /* Advanced Risc Machines ARM */
252b5132 1555#define bfd_mach_arm_2 1
478d07d6 1556#define bfd_mach_arm_2a 2
252b5132
RH
1557#define bfd_mach_arm_3 3
1558#define bfd_mach_arm_3M 4
478d07d6 1559#define bfd_mach_arm_4 5
252b5132 1560#define bfd_mach_arm_4T 6
478d07d6
NC
1561#define bfd_mach_arm_5 7
1562#define bfd_mach_arm_5T 8
077b8428
NC
1563#define bfd_mach_arm_5TE 9
1564#define bfd_mach_arm_XScale 10
52b219b5
AM
1565 bfd_arch_ns32k, /* National Semiconductors ns32000 */
1566 bfd_arch_w65, /* WDC 65816 */
1567 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
1568 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
1569 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1570 bfd_arch_v850, /* NEC V850 */
252b5132
RH
1571#define bfd_mach_v850 0
1572#define bfd_mach_v850e 'E'
1573#define bfd_mach_v850ea 'A'
0d2bcfaf
NC
1574 bfd_arch_arc, /* ARC Cores */
1575#define bfd_mach_arc_5 0
1576#define bfd_mach_arc_6 1
1577#define bfd_mach_arc_7 2
1578#define bfd_mach_arc_8 3
52b219b5
AM
1579 bfd_arch_m32r, /* Mitsubishi M32R/D */
1580#define bfd_mach_m32r 0 /* backwards compatibility */
a23ef39f 1581#define bfd_mach_m32rx 'x'
52b219b5
AM
1582 bfd_arch_mn10200, /* Matsushita MN10200 */
1583 bfd_arch_mn10300, /* Matsushita MN10300 */
252b5132 1584#define bfd_mach_mn10300 300
7f8d5fc9 1585#define bfd_mach_am33 330
252b5132
RH
1586 bfd_arch_fr30,
1587#define bfd_mach_fr30 0x46523330
1588 bfd_arch_mcore,
52b219b5 1589 bfd_arch_ia64, /* HP/Intel ia64 */
bbe66d08
JW
1590#define bfd_mach_ia64_elf64 0
1591#define bfd_mach_ia64_elf32 1
0bcb993b 1592 bfd_arch_pj,
52b219b5 1593 bfd_arch_avr, /* Atmel AVR microcontrollers */
adde6300
AM
1594#define bfd_mach_avr1 1
1595#define bfd_mach_avr2 2
1596#define bfd_mach_avr3 3
1597#define bfd_mach_avr4 4
65aa24b6 1598#define bfd_mach_avr5 5
06c15ad7 1599 bfd_arch_cris, /* Axis CRIS */
a85d7ed0
NC
1600 bfd_arch_s390, /* IBM s390 */
1601#define bfd_mach_s390_esa 0
1602#define bfd_mach_s390_esame 1
b3baf5d0 1603 bfd_arch_openrisc, /* OpenRISC */
3c3bdf30 1604 bfd_arch_mmix, /* Donald Knuth's educational processor */
252b5132
RH
1605 bfd_arch_last
1606 };
1607
8546af74 1608typedef struct bfd_arch_info
252b5132
RH
1609{
1610 int bits_per_word;
1611 int bits_per_address;
1612 int bits_per_byte;
1613 enum bfd_architecture arch;
1614 unsigned long mach;
1615 const char *arch_name;
1616 const char *printable_name;
1617 unsigned int section_align_power;
52b219b5 1618 /* True if this is the default machine for the architecture. */
8546af74 1619 boolean the_default;
252b5132
RH
1620 const struct bfd_arch_info * (*compatible)
1621 PARAMS ((const struct bfd_arch_info *a,
1622 const struct bfd_arch_info *b));
1623
1624 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1625
1626 const struct bfd_arch_info *next;
1627} bfd_arch_info_type;
1628const char *
1629bfd_printable_name PARAMS ((bfd *abfd));
1630
1631const bfd_arch_info_type *
1632bfd_scan_arch PARAMS ((const char *string));
1633
1634const char **
1635bfd_arch_list PARAMS ((void));
1636
1637const bfd_arch_info_type *
1638bfd_arch_get_compatible PARAMS ((
1639 const bfd *abfd,
1640 const bfd *bbfd));
1641
c02e7c3e 1642void
252b5132
RH
1643bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1644
c02e7c3e 1645enum bfd_architecture
252b5132
RH
1646bfd_get_arch PARAMS ((bfd *abfd));
1647
c02e7c3e 1648unsigned long
252b5132
RH
1649bfd_get_mach PARAMS ((bfd *abfd));
1650
c02e7c3e 1651unsigned int
252b5132
RH
1652bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1653
c02e7c3e 1654unsigned int
252b5132
RH
1655bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1656
c02e7c3e 1657const bfd_arch_info_type *
252b5132
RH
1658bfd_get_arch_info PARAMS ((bfd *abfd));
1659
1660const bfd_arch_info_type *
c02e7c3e 1661bfd_lookup_arch PARAMS ((enum bfd_architecture
252b5132
RH
1662 arch,
1663 unsigned long machine));
1664
1665const char *
c02e7c3e 1666bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
252b5132 1667
c02e7c3e 1668unsigned int
9a968f43
NC
1669bfd_octets_per_byte PARAMS ((bfd *abfd));
1670
c02e7c3e 1671unsigned int
9a968f43 1672bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
7f8d5fc9 1673 unsigned long machine));
9a968f43 1674
252b5132
RH
1675typedef enum bfd_reloc_status
1676{
dc810e39 1677 /* No errors detected */
252b5132
RH
1678 bfd_reloc_ok,
1679
dc810e39 1680 /* The relocation was performed, but there was an overflow. */
252b5132
RH
1681 bfd_reloc_overflow,
1682
dc810e39 1683 /* The address to relocate was not within the section supplied. */
252b5132
RH
1684 bfd_reloc_outofrange,
1685
dc810e39 1686 /* Used by special functions */
252b5132
RH
1687 bfd_reloc_continue,
1688
dc810e39 1689 /* Unsupported relocation size requested. */
252b5132
RH
1690 bfd_reloc_notsupported,
1691
dc810e39 1692 /* Unused */
252b5132
RH
1693 bfd_reloc_other,
1694
dc810e39 1695 /* The symbol to relocate against was undefined. */
252b5132
RH
1696 bfd_reloc_undefined,
1697
dc810e39
AM
1698 /* The relocation was performed, but may not be ok - presently
1699 generated only when linking i960 coff files with i960 b.out
1700 symbols. If this type is returned, the error_message argument
1701 to bfd_perform_relocation will be set. */
252b5132
RH
1702 bfd_reloc_dangerous
1703 }
1704 bfd_reloc_status_type;
1705
541389e2 1706
252b5132
RH
1707typedef struct reloc_cache_entry
1708{
dc810e39 1709 /* A pointer into the canonical table of pointers */
252b5132
RH
1710 struct symbol_cache_entry **sym_ptr_ptr;
1711
dc810e39 1712 /* offset in section */
252b5132
RH
1713 bfd_size_type address;
1714
dc810e39 1715 /* addend for relocation value */
252b5132
RH
1716 bfd_vma addend;
1717
dc810e39 1718 /* Pointer to how to perform the required relocation */
252b5132
RH
1719 reloc_howto_type *howto;
1720
1721} arelent;
1722enum complain_overflow
1723{
dc810e39 1724 /* Do not complain on overflow. */
252b5132
RH
1725 complain_overflow_dont,
1726
dc810e39
AM
1727 /* Complain if the bitfield overflows, whether it is considered
1728 as signed or unsigned. */
252b5132
RH
1729 complain_overflow_bitfield,
1730
dc810e39
AM
1731 /* Complain if the value overflows when considered as signed
1732 number. */
252b5132
RH
1733 complain_overflow_signed,
1734
dc810e39
AM
1735 /* Complain if the value overflows when considered as an
1736 unsigned number. */
252b5132
RH
1737 complain_overflow_unsigned
1738};
1739
1740struct reloc_howto_struct
1741{
dc810e39
AM
1742 /* The type field has mainly a documentary use - the back end can
1743 do what it wants with it, though normally the back end's
1744 external idea of what a reloc number is stored
1745 in this field. For example, a PC relative word relocation
1746 in a coff environment has the type 023 - because that's
1747 what the outside world calls a R_PCRWORD reloc. */
252b5132
RH
1748 unsigned int type;
1749
dc810e39
AM
1750 /* The value the final relocation is shifted right by. This drops
1751 unwanted data from the relocation. */
252b5132
RH
1752 unsigned int rightshift;
1753
dc810e39
AM
1754 /* The size of the item to be relocated. This is *not* a
1755 power-of-two measure. To get the number of bytes operated
1756 on by a type of relocation, use bfd_get_reloc_size. */
252b5132
RH
1757 int size;
1758
dc810e39
AM
1759 /* The number of bits in the item to be relocated. This is used
1760 when doing overflow checking. */
252b5132
RH
1761 unsigned int bitsize;
1762
dc810e39
AM
1763 /* Notes that the relocation is relative to the location in the
1764 data section of the addend. The relocation function will
1765 subtract from the relocation value the address of the location
1766 being relocated. */
252b5132
RH
1767 boolean pc_relative;
1768
dc810e39
AM
1769 /* The bit position of the reloc value in the destination.
1770 The relocated value is left shifted by this amount. */
252b5132
RH
1771 unsigned int bitpos;
1772
dc810e39
AM
1773 /* What type of overflow error should be checked for when
1774 relocating. */
252b5132
RH
1775 enum complain_overflow complain_on_overflow;
1776
dc810e39
AM
1777 /* If this field is non null, then the supplied function is
1778 called rather than the normal function. This allows really
1779 strange relocation methods to be accomodated (e.g., i960 callj
1780 instructions). */
252b5132 1781 bfd_reloc_status_type (*special_function)
dc810e39
AM
1782 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1783 bfd *, char **));
1784
1785 /* The textual name of the relocation type. */
252b5132
RH
1786 char *name;
1787
dc810e39
AM
1788 /* Some formats record a relocation addend in the section contents
1789 rather than with the relocation. For ELF formats this is the
1790 distinction between USE_REL and USE_RELA (though the code checks
1791 for USE_REL == 1/0). The value of this field is TRUE if the
1792 addend is recorded with the section contents; when performing a
1793 partial link (ld -r) the section contents (the data) will be
1794 modified. The value of this field is FALSE if addends are
1795 recorded with the relocation (in arelent.addend); when performing
1796 a partial link the relocation will be modified.
1797 All relocations for all ELF USE_RELA targets should set this field
1798 to FALSE (values of TRUE should be looked on with suspicion).
1799 However, the converse is not true: not all relocations of all ELF
1800 USE_REL targets set this field to TRUE. Why this is so is peculiar
1801 to each particular target. For relocs that aren't used in partial
1802 links (e.g. GOT stuff) it doesn't matter what this is set to. */
252b5132
RH
1803 boolean partial_inplace;
1804
dc810e39
AM
1805 /* The src_mask selects which parts of the read in data
1806 are to be used in the relocation sum. E.g., if this was an 8 bit
1807 byte of data which we read and relocated, this would be
1808 0x000000ff. When we have relocs which have an addend, such as
1809 sun4 extended relocs, the value in the offset part of a
1810 relocating field is garbage so we never use it. In this case
1811 the mask would be 0x00000000. */
252b5132
RH
1812 bfd_vma src_mask;
1813
dc810e39
AM
1814 /* The dst_mask selects which parts of the instruction are replaced
1815 into the instruction. In most cases src_mask == dst_mask,
1816 except in the above special case, where dst_mask would be
1817 0x000000ff, and src_mask would be 0x00000000. */
252b5132
RH
1818 bfd_vma dst_mask;
1819
dc810e39
AM
1820 /* When some formats create PC relative instructions, they leave
1821 the value of the pc of the place being relocated in the offset
1822 slot of the instruction, so that a PC relative relocation can
1823 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1824 Some formats leave the displacement part of an instruction
1825 empty (e.g., m88k bcs); this flag signals the fact. */
252b5132 1826 boolean pcrel_offset;
252b5132 1827};
dc810e39
AM
1828#define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1829 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1830#define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1831 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1832 NAME, false, 0, 0, IN)
252b5132 1833
5f771d47 1834#define EMPTY_HOWTO(C) \
dc810e39
AM
1835 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1836 NULL, false, 0, 0, false)
1837
1838#define HOWTO_PREPARE(relocation, symbol) \
1839 { \
1840 if (symbol != (asymbol *) NULL) \
1841 { \
1842 if (bfd_is_com_section (symbol->section)) \
1843 { \
1844 relocation = 0; \
1845 } \
1846 else \
1847 { \
1848 relocation = symbol->value; \
1849 } \
1850 } \
1851 }
c02e7c3e
KH
1852unsigned int
1853bfd_get_reloc_size PARAMS ((reloc_howto_type *));
252b5132 1854
dc810e39
AM
1855typedef struct relent_chain
1856{
252b5132 1857 arelent relent;
dc810e39 1858 struct relent_chain *next;
252b5132
RH
1859} arelent_chain;
1860bfd_reloc_status_type
c02e7c3e 1861bfd_check_overflow PARAMS ((enum complain_overflow how,
252b5132
RH
1862 unsigned int bitsize,
1863 unsigned int rightshift,
1864 unsigned int addrsize,
1865 bfd_vma relocation));
1866
1867bfd_reloc_status_type
c02e7c3e 1868bfd_perform_relocation PARAMS ((bfd *abfd,
252b5132
RH
1869 arelent *reloc_entry,
1870 PTR data,
1871 asection *input_section,
1872 bfd *output_bfd,
1873 char **error_message));
1874
1875bfd_reloc_status_type
c02e7c3e 1876bfd_install_relocation PARAMS ((bfd *abfd,
252b5132
RH
1877 arelent *reloc_entry,
1878 PTR data, bfd_vma data_start,
1879 asection *input_section,
1880 char **error_message));
1881
1882enum bfd_reloc_code_real {
1883 _dummy_first_bfd_reloc_code_real,
1884
541389e2 1885
8d88c4ca 1886/* Basic absolute relocations of N bits. */
252b5132
RH
1887 BFD_RELOC_64,
1888 BFD_RELOC_32,
1889 BFD_RELOC_26,
1890 BFD_RELOC_24,
1891 BFD_RELOC_16,
1892 BFD_RELOC_14,
1893 BFD_RELOC_8,
1894
1895/* PC-relative relocations. Sometimes these are relative to the address
1896of the relocation itself; sometimes they are relative to the start of
1897the section containing the relocation. It depends on the specific target.
1898
8d88c4ca 1899The 24-bit relocation is used in some Intel 960 configurations. */
252b5132
RH
1900 BFD_RELOC_64_PCREL,
1901 BFD_RELOC_32_PCREL,
1902 BFD_RELOC_24_PCREL,
1903 BFD_RELOC_16_PCREL,
1904 BFD_RELOC_12_PCREL,
1905 BFD_RELOC_8_PCREL,
1906
8d88c4ca 1907/* For ELF. */
252b5132
RH
1908 BFD_RELOC_32_GOT_PCREL,
1909 BFD_RELOC_16_GOT_PCREL,
1910 BFD_RELOC_8_GOT_PCREL,
1911 BFD_RELOC_32_GOTOFF,
1912 BFD_RELOC_16_GOTOFF,
1913 BFD_RELOC_LO16_GOTOFF,
1914 BFD_RELOC_HI16_GOTOFF,
1915 BFD_RELOC_HI16_S_GOTOFF,
1916 BFD_RELOC_8_GOTOFF,
5bd4f169 1917 BFD_RELOC_64_PLT_PCREL,
252b5132
RH
1918 BFD_RELOC_32_PLT_PCREL,
1919 BFD_RELOC_24_PLT_PCREL,
1920 BFD_RELOC_16_PLT_PCREL,
1921 BFD_RELOC_8_PLT_PCREL,
5bd4f169 1922 BFD_RELOC_64_PLTOFF,
252b5132
RH
1923 BFD_RELOC_32_PLTOFF,
1924 BFD_RELOC_16_PLTOFF,
1925 BFD_RELOC_LO16_PLTOFF,
1926 BFD_RELOC_HI16_PLTOFF,
1927 BFD_RELOC_HI16_S_PLTOFF,
1928 BFD_RELOC_8_PLTOFF,
1929
8d88c4ca 1930/* Relocations used by 68K ELF. */
252b5132
RH
1931 BFD_RELOC_68K_GLOB_DAT,
1932 BFD_RELOC_68K_JMP_SLOT,
1933 BFD_RELOC_68K_RELATIVE,
1934
8d88c4ca 1935/* Linkage-table relative. */
252b5132
RH
1936 BFD_RELOC_32_BASEREL,
1937 BFD_RELOC_16_BASEREL,
1938 BFD_RELOC_LO16_BASEREL,
1939 BFD_RELOC_HI16_BASEREL,
1940 BFD_RELOC_HI16_S_BASEREL,
1941 BFD_RELOC_8_BASEREL,
1942 BFD_RELOC_RVA,
1943
8d88c4ca 1944/* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
252b5132
RH
1945 BFD_RELOC_8_FFnn,
1946
1947/* These PC-relative relocations are stored as word displacements --
1948i.e., byte displacements shifted right two bits. The 30-bit word
1949displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
1950SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
1951signed 16-bit displacement is used on the MIPS, and the 23-bit
8d88c4ca 1952displacement is used on the Alpha. */
252b5132
RH
1953 BFD_RELOC_32_PCREL_S2,
1954 BFD_RELOC_16_PCREL_S2,
1955 BFD_RELOC_23_PCREL_S2,
1956
1957/* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
8d88c4ca 1958the target word. These are used on the SPARC. */
252b5132
RH
1959 BFD_RELOC_HI22,
1960 BFD_RELOC_LO10,
1961
1962/* For systems that allocate a Global Pointer register, these are
1963displacements off that register. These relocation types are
1964handled specially, because the value the register will have is
8d88c4ca 1965decided relatively late. */
252b5132
RH
1966 BFD_RELOC_GPREL16,
1967 BFD_RELOC_GPREL32,
1968
8d88c4ca 1969/* Reloc types used for i960/b.out. */
252b5132
RH
1970 BFD_RELOC_I960_CALLJ,
1971
1972/* SPARC ELF relocations. There is probably some overlap with other
8d88c4ca 1973relocation types already defined. */
252b5132
RH
1974 BFD_RELOC_NONE,
1975 BFD_RELOC_SPARC_WDISP22,
1976 BFD_RELOC_SPARC22,
1977 BFD_RELOC_SPARC13,
1978 BFD_RELOC_SPARC_GOT10,
1979 BFD_RELOC_SPARC_GOT13,
1980 BFD_RELOC_SPARC_GOT22,
1981 BFD_RELOC_SPARC_PC10,
1982 BFD_RELOC_SPARC_PC22,
1983 BFD_RELOC_SPARC_WPLT30,
1984 BFD_RELOC_SPARC_COPY,
1985 BFD_RELOC_SPARC_GLOB_DAT,
1986 BFD_RELOC_SPARC_JMP_SLOT,
1987 BFD_RELOC_SPARC_RELATIVE,
0f2712ed 1988 BFD_RELOC_SPARC_UA16,
252b5132 1989 BFD_RELOC_SPARC_UA32,
0f2712ed 1990 BFD_RELOC_SPARC_UA64,
252b5132 1991
8d88c4ca 1992/* I think these are specific to SPARC a.out (e.g., Sun 4). */
252b5132
RH
1993 BFD_RELOC_SPARC_BASE13,
1994 BFD_RELOC_SPARC_BASE22,
1995
1996/* SPARC64 relocations */
1997#define BFD_RELOC_SPARC_64 BFD_RELOC_64
1998 BFD_RELOC_SPARC_10,
1999 BFD_RELOC_SPARC_11,
2000 BFD_RELOC_SPARC_OLO10,
2001 BFD_RELOC_SPARC_HH22,
2002 BFD_RELOC_SPARC_HM10,
2003 BFD_RELOC_SPARC_LM22,
2004 BFD_RELOC_SPARC_PC_HH22,
2005 BFD_RELOC_SPARC_PC_HM10,
2006 BFD_RELOC_SPARC_PC_LM22,
2007 BFD_RELOC_SPARC_WDISP16,
2008 BFD_RELOC_SPARC_WDISP19,
2009 BFD_RELOC_SPARC_7,
2010 BFD_RELOC_SPARC_6,
2011 BFD_RELOC_SPARC_5,
2012#define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2013 BFD_RELOC_SPARC_PLT64,
2014 BFD_RELOC_SPARC_HIX22,
2015 BFD_RELOC_SPARC_LOX10,
2016 BFD_RELOC_SPARC_H44,
2017 BFD_RELOC_SPARC_M44,
2018 BFD_RELOC_SPARC_L44,
2019 BFD_RELOC_SPARC_REGISTER,
2020
2021/* SPARC little endian relocation */
2022 BFD_RELOC_SPARC_REV32,
2023
2024/* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2025"addend" in some special way.
2026For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2027writing; when reading, it will be the absolute section symbol. The
2028addend is the displacement in bytes of the "lda" instruction from
8d88c4ca 2029the "ldah" instruction (which is at the address of this reloc). */
252b5132
RH
2030 BFD_RELOC_ALPHA_GPDISP_HI16,
2031
2032/* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2033with GPDISP_HI16 relocs. The addend is ignored when writing the
2034relocations out, and is filled in with the file's GP value on
8d88c4ca 2035reading, for convenience. */
252b5132
RH
2036 BFD_RELOC_ALPHA_GPDISP_LO16,
2037
2038/* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2039relocation except that there is no accompanying GPDISP_LO16
8d88c4ca 2040relocation. */
252b5132
RH
2041 BFD_RELOC_ALPHA_GPDISP,
2042
2043/* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2044the assembler turns it into a LDQ instruction to load the address of
2045the symbol, and then fills in a register in the real instruction.
2046
2047The LITERAL reloc, at the LDQ instruction, refers to the .lita
2048section symbol. The addend is ignored when writing, but is filled
2049in with the file's GP value on reading, for convenience, as with the
2050GPDISP_LO16 reloc.
2051
2052The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2053It should refer to the symbol to be referenced, as with 16_GOTOFF,
2054but it generates output not based on the position within the .got
2055section, but relative to the GP value chosen for the file during the
2056final link stage.
2057
2058The LITUSE reloc, on the instruction using the loaded address, gives
2059information to the linker that it might be able to use to optimize
2060away some literal section references. The symbol is ignored (read
2061as the absolute section symbol), and the "addend" indicates the type
2062of instruction using the register:
20631 - "memory" fmt insn
20642 - byte-manipulation (byte offset reg)
dfe57ca0 20653 - jsr (target of branch) */
252b5132
RH
2066 BFD_RELOC_ALPHA_LITERAL,
2067 BFD_RELOC_ALPHA_ELF_LITERAL,
2068 BFD_RELOC_ALPHA_LITUSE,
2069
2070/* The HINT relocation indicates a value that should be filled into the
2071"hint" field of a jmp/jsr/ret instruction, for possible branch-
8d88c4ca 2072prediction logic which may be provided on some processors. */
252b5132
RH
2073 BFD_RELOC_ALPHA_HINT,
2074
2075/* The LINKAGE relocation outputs a linkage pair in the object file,
8d88c4ca 2076which is filled by the linker. */
252b5132
RH
2077 BFD_RELOC_ALPHA_LINKAGE,
2078
2079/* The CODEADDR relocation outputs a STO_CA in the object file,
8d88c4ca 2080which is filled by the linker. */
252b5132
RH
2081 BFD_RELOC_ALPHA_CODEADDR,
2082
dc810e39 2083/* The GPREL_HI/LO relocations together form a 32-bit offset from the
dfe57ca0
RH
2084GP register. */
2085 BFD_RELOC_ALPHA_GPREL_HI16,
2086 BFD_RELOC_ALPHA_GPREL_LO16,
2087
252b5132 2088/* Bits 27..2 of the relocation address shifted right 2 bits;
8d88c4ca 2089simple reloc otherwise. */
252b5132
RH
2090 BFD_RELOC_MIPS_JMP,
2091
8d88c4ca 2092/* The MIPS16 jump instruction. */
252b5132
RH
2093 BFD_RELOC_MIPS16_JMP,
2094
8d88c4ca 2095/* MIPS16 GP relative reloc. */
252b5132
RH
2096 BFD_RELOC_MIPS16_GPREL,
2097
8d88c4ca 2098/* High 16 bits of 32-bit value; simple reloc. */
252b5132
RH
2099 BFD_RELOC_HI16,
2100
2101/* High 16 bits of 32-bit value but the low 16 bits will be sign
2102extended and added to form the final result. If the low 16
2103bits form a negative number, we need to add one to the high value
8d88c4ca 2104to compensate for the borrow when the low bits are added. */
252b5132
RH
2105 BFD_RELOC_HI16_S,
2106
8d88c4ca 2107/* Low 16 bits. */
252b5132
RH
2108 BFD_RELOC_LO16,
2109
8d88c4ca 2110/* Like BFD_RELOC_HI16_S, but PC relative. */
252b5132
RH
2111 BFD_RELOC_PCREL_HI16_S,
2112
8d88c4ca 2113/* Like BFD_RELOC_LO16, but PC relative. */
252b5132
RH
2114 BFD_RELOC_PCREL_LO16,
2115
8d88c4ca 2116/* Relocation relative to the global pointer. */
252b5132
RH
2117#define BFD_RELOC_MIPS_GPREL BFD_RELOC_GPREL16
2118
8d88c4ca 2119/* Relocation against a MIPS literal section. */
252b5132
RH
2120 BFD_RELOC_MIPS_LITERAL,
2121
8d88c4ca 2122/* MIPS ELF relocations. */
252b5132
RH
2123 BFD_RELOC_MIPS_GOT16,
2124 BFD_RELOC_MIPS_CALL16,
2125#define BFD_RELOC_MIPS_GPREL32 BFD_RELOC_GPREL32
2126 BFD_RELOC_MIPS_GOT_HI16,
2127 BFD_RELOC_MIPS_GOT_LO16,
2128 BFD_RELOC_MIPS_CALL_HI16,
2129 BFD_RELOC_MIPS_CALL_LO16,
3f830999
MM
2130 BFD_RELOC_MIPS_SUB,
2131 BFD_RELOC_MIPS_GOT_PAGE,
2132 BFD_RELOC_MIPS_GOT_OFST,
2133 BFD_RELOC_MIPS_GOT_DISP,
c2feb664
NC
2134 BFD_RELOC_MIPS_SHIFT5,
2135 BFD_RELOC_MIPS_SHIFT6,
2136 BFD_RELOC_MIPS_INSERT_A,
2137 BFD_RELOC_MIPS_INSERT_B,
2138 BFD_RELOC_MIPS_DELETE,
2139 BFD_RELOC_MIPS_HIGHEST,
2140 BFD_RELOC_MIPS_HIGHER,
2141 BFD_RELOC_MIPS_SCN_DISP,
2142 BFD_RELOC_MIPS_REL16,
2143 BFD_RELOC_MIPS_RELGOT,
2144 BFD_RELOC_MIPS_JALR,
252b5132 2145
541389e2 2146
252b5132
RH
2147/* i386/elf relocations */
2148 BFD_RELOC_386_GOT32,
2149 BFD_RELOC_386_PLT32,
2150 BFD_RELOC_386_COPY,
2151 BFD_RELOC_386_GLOB_DAT,
2152 BFD_RELOC_386_JUMP_SLOT,
2153 BFD_RELOC_386_RELATIVE,
2154 BFD_RELOC_386_GOTOFF,
2155 BFD_RELOC_386_GOTPC,
2156
8d88c4ca
NC
2157/* x86-64/elf relocations */
2158 BFD_RELOC_X86_64_GOT32,
2159 BFD_RELOC_X86_64_PLT32,
2160 BFD_RELOC_X86_64_COPY,
2161 BFD_RELOC_X86_64_GLOB_DAT,
2162 BFD_RELOC_X86_64_JUMP_SLOT,
2163 BFD_RELOC_X86_64_RELATIVE,
2164 BFD_RELOC_X86_64_GOTPCREL,
2165 BFD_RELOC_X86_64_32S,
2166
252b5132
RH
2167/* ns32k relocations */
2168 BFD_RELOC_NS32K_IMM_8,
2169 BFD_RELOC_NS32K_IMM_16,
2170 BFD_RELOC_NS32K_IMM_32,
2171 BFD_RELOC_NS32K_IMM_8_PCREL,
2172 BFD_RELOC_NS32K_IMM_16_PCREL,
2173 BFD_RELOC_NS32K_IMM_32_PCREL,
2174 BFD_RELOC_NS32K_DISP_8,
2175 BFD_RELOC_NS32K_DISP_16,
2176 BFD_RELOC_NS32K_DISP_32,
2177 BFD_RELOC_NS32K_DISP_8_PCREL,
2178 BFD_RELOC_NS32K_DISP_16_PCREL,
2179 BFD_RELOC_NS32K_DISP_32_PCREL,
2180
e135f41b
NC
2181/* PDP11 relocations */
2182 BFD_RELOC_PDP11_DISP_8_PCREL,
2183 BFD_RELOC_PDP11_DISP_6_PCREL,
2184
8d88c4ca 2185/* Picojava relocs. Not all of these appear in object files. */
0bcb993b
ILT
2186 BFD_RELOC_PJ_CODE_HI16,
2187 BFD_RELOC_PJ_CODE_LO16,
2188 BFD_RELOC_PJ_CODE_DIR16,
2189 BFD_RELOC_PJ_CODE_DIR32,
2190 BFD_RELOC_PJ_CODE_REL16,
2191 BFD_RELOC_PJ_CODE_REL32,
2192
8d88c4ca 2193/* Power(rs6000) and PowerPC relocations. */
252b5132
RH
2194 BFD_RELOC_PPC_B26,
2195 BFD_RELOC_PPC_BA26,
2196 BFD_RELOC_PPC_TOC16,
2197 BFD_RELOC_PPC_B16,
2198 BFD_RELOC_PPC_B16_BRTAKEN,
2199 BFD_RELOC_PPC_B16_BRNTAKEN,
2200 BFD_RELOC_PPC_BA16,
2201 BFD_RELOC_PPC_BA16_BRTAKEN,
2202 BFD_RELOC_PPC_BA16_BRNTAKEN,
2203 BFD_RELOC_PPC_COPY,
2204 BFD_RELOC_PPC_GLOB_DAT,
2205 BFD_RELOC_PPC_JMP_SLOT,
2206 BFD_RELOC_PPC_RELATIVE,
2207 BFD_RELOC_PPC_LOCAL24PC,
2208 BFD_RELOC_PPC_EMB_NADDR32,
2209 BFD_RELOC_PPC_EMB_NADDR16,
2210 BFD_RELOC_PPC_EMB_NADDR16_LO,
2211 BFD_RELOC_PPC_EMB_NADDR16_HI,
2212 BFD_RELOC_PPC_EMB_NADDR16_HA,
2213 BFD_RELOC_PPC_EMB_SDAI16,
2214 BFD_RELOC_PPC_EMB_SDA2I16,
2215 BFD_RELOC_PPC_EMB_SDA2REL,
2216 BFD_RELOC_PPC_EMB_SDA21,
2217 BFD_RELOC_PPC_EMB_MRKREF,
2218 BFD_RELOC_PPC_EMB_RELSEC16,
2219 BFD_RELOC_PPC_EMB_RELST_LO,
2220 BFD_RELOC_PPC_EMB_RELST_HI,
2221 BFD_RELOC_PPC_EMB_RELST_HA,
2222 BFD_RELOC_PPC_EMB_BIT_FLD,
2223 BFD_RELOC_PPC_EMB_RELSDA,
5bd4f169
AM
2224 BFD_RELOC_PPC64_HIGHER,
2225 BFD_RELOC_PPC64_HIGHER_S,
2226 BFD_RELOC_PPC64_HIGHEST,
2227 BFD_RELOC_PPC64_HIGHEST_S,
2228 BFD_RELOC_PPC64_TOC16_LO,
2229 BFD_RELOC_PPC64_TOC16_HI,
2230 BFD_RELOC_PPC64_TOC16_HA,
2231 BFD_RELOC_PPC64_TOC,
dc810e39 2232 BFD_RELOC_PPC64_PLTGOT16,
5bd4f169
AM
2233 BFD_RELOC_PPC64_PLTGOT16_LO,
2234 BFD_RELOC_PPC64_PLTGOT16_HI,
2235 BFD_RELOC_PPC64_PLTGOT16_HA,
2236 BFD_RELOC_PPC64_ADDR16_DS,
2237 BFD_RELOC_PPC64_ADDR16_LO_DS,
2238 BFD_RELOC_PPC64_GOT16_DS,
2239 BFD_RELOC_PPC64_GOT16_LO_DS,
2240 BFD_RELOC_PPC64_PLT16_LO_DS,
2241 BFD_RELOC_PPC64_SECTOFF_DS,
2242 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2243 BFD_RELOC_PPC64_TOC16_DS,
2244 BFD_RELOC_PPC64_TOC16_LO_DS,
2245 BFD_RELOC_PPC64_PLTGOT16_DS,
2246 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
252b5132 2247
5b93d8bb
AM
2248/* IBM 370/390 relocations */
2249 BFD_RELOC_I370_D12,
2250
252b5132
RH
2251/* The type of reloc used to build a contructor table - at the moment
2252probably a 32 bit wide absolute relocation, but the target can choose.
8d88c4ca 2253It generally does map to one of the other relocation types. */
252b5132
RH
2254 BFD_RELOC_CTOR,
2255
2256/* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
8d88c4ca 2257not stored in the instruction. */
252b5132
RH
2258 BFD_RELOC_ARM_PCREL_BRANCH,
2259
dfc5f959
NC
2260/* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2261not stored in the instruction. The 2nd lowest bit comes from a 1 bit
8d88c4ca 2262field in the instruction. */
dfc5f959
NC
2263 BFD_RELOC_ARM_PCREL_BLX,
2264
2265/* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2266not stored in the instruction. The 2nd lowest bit comes from a 1 bit
8d88c4ca 2267field in the instruction. */
dfc5f959
NC
2268 BFD_RELOC_THUMB_PCREL_BLX,
2269
252b5132 2270/* These relocs are only used within the ARM assembler. They are not
8d88c4ca 2271(at present) written to any object files. */
252b5132 2272 BFD_RELOC_ARM_IMMEDIATE,
752149a0 2273 BFD_RELOC_ARM_ADRL_IMMEDIATE,
252b5132
RH
2274 BFD_RELOC_ARM_OFFSET_IMM,
2275 BFD_RELOC_ARM_SHIFT_IMM,
2276 BFD_RELOC_ARM_SWI,
2277 BFD_RELOC_ARM_MULTI,
2278 BFD_RELOC_ARM_CP_OFF_IMM,
2279 BFD_RELOC_ARM_ADR_IMM,
2280 BFD_RELOC_ARM_LDR_IMM,
2281 BFD_RELOC_ARM_LITERAL,
2282 BFD_RELOC_ARM_IN_POOL,
2283 BFD_RELOC_ARM_OFFSET_IMM8,
2284 BFD_RELOC_ARM_HWLITERAL,
2285 BFD_RELOC_ARM_THUMB_ADD,
2286 BFD_RELOC_ARM_THUMB_IMM,
2287 BFD_RELOC_ARM_THUMB_SHIFT,
2288 BFD_RELOC_ARM_THUMB_OFFSET,
2289 BFD_RELOC_ARM_GOT12,
2290 BFD_RELOC_ARM_GOT32,
2291 BFD_RELOC_ARM_JUMP_SLOT,
2292 BFD_RELOC_ARM_COPY,
2293 BFD_RELOC_ARM_GLOB_DAT,
2294 BFD_RELOC_ARM_PLT32,
2295 BFD_RELOC_ARM_RELATIVE,
2296 BFD_RELOC_ARM_GOTOFF,
2297 BFD_RELOC_ARM_GOTPC,
2298
8d88c4ca 2299/* Hitachi SH relocs. Not all of these appear in object files. */
252b5132
RH
2300 BFD_RELOC_SH_PCDISP8BY2,
2301 BFD_RELOC_SH_PCDISP12BY2,
2302 BFD_RELOC_SH_IMM4,
2303 BFD_RELOC_SH_IMM4BY2,
2304 BFD_RELOC_SH_IMM4BY4,
2305 BFD_RELOC_SH_IMM8,
2306 BFD_RELOC_SH_IMM8BY2,
2307 BFD_RELOC_SH_IMM8BY4,
2308 BFD_RELOC_SH_PCRELIMM8BY2,
2309 BFD_RELOC_SH_PCRELIMM8BY4,
2310 BFD_RELOC_SH_SWITCH16,
2311 BFD_RELOC_SH_SWITCH32,
2312 BFD_RELOC_SH_USES,
2313 BFD_RELOC_SH_COUNT,
2314 BFD_RELOC_SH_ALIGN,
2315 BFD_RELOC_SH_CODE,
2316 BFD_RELOC_SH_DATA,
2317 BFD_RELOC_SH_LABEL,
015551fc
JR
2318 BFD_RELOC_SH_LOOP_START,
2319 BFD_RELOC_SH_LOOP_END,
1bd91689
AM
2320 BFD_RELOC_SH_COPY,
2321 BFD_RELOC_SH_GLOB_DAT,
2322 BFD_RELOC_SH_JMP_SLOT,
2323 BFD_RELOC_SH_RELATIVE,
2324 BFD_RELOC_SH_GOTPC,
252b5132
RH
2325
2326/* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
8d88c4ca 2327be zero and is not stored in the instruction. */
252b5132
RH
2328 BFD_RELOC_THUMB_PCREL_BRANCH9,
2329 BFD_RELOC_THUMB_PCREL_BRANCH12,
2330 BFD_RELOC_THUMB_PCREL_BRANCH23,
2331
0d2bcfaf 2332/* ARC Cores relocs.
252b5132
RH
2333ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2334not stored in the instruction. The high 20 bits are installed in bits 26
8d88c4ca 2335through 7 of the instruction. */
252b5132
RH
2336 BFD_RELOC_ARC_B22_PCREL,
2337
2338/* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2339stored in the instruction. The high 24 bits are installed in bits 23
8d88c4ca 2340through 0. */
252b5132
RH
2341 BFD_RELOC_ARC_B26,
2342
2343/* Mitsubishi D10V relocs.
2344This is a 10-bit reloc with the right 2 bits
8d88c4ca 2345assumed to be 0. */
252b5132
RH
2346 BFD_RELOC_D10V_10_PCREL_R,
2347
2348/* Mitsubishi D10V relocs.
2349This is a 10-bit reloc with the right 2 bits
2350assumed to be 0. This is the same as the previous reloc
2351except it is in the left container, i.e.,
8d88c4ca 2352shifted left 15 bits. */
252b5132
RH
2353 BFD_RELOC_D10V_10_PCREL_L,
2354
2355/* This is an 18-bit reloc with the right 2 bits
8d88c4ca 2356assumed to be 0. */
252b5132
RH
2357 BFD_RELOC_D10V_18,
2358
2359/* This is an 18-bit reloc with the right 2 bits
8d88c4ca 2360assumed to be 0. */
252b5132
RH
2361 BFD_RELOC_D10V_18_PCREL,
2362
2363/* Mitsubishi D30V relocs.
8d88c4ca 2364This is a 6-bit absolute reloc. */
252b5132
RH
2365 BFD_RELOC_D30V_6,
2366
adde6300 2367/* This is a 6-bit pc-relative reloc with
8d88c4ca 2368the right 3 bits assumed to be 0. */
252b5132
RH
2369 BFD_RELOC_D30V_9_PCREL,
2370
adde6300 2371/* This is a 6-bit pc-relative reloc with
252b5132
RH
2372the right 3 bits assumed to be 0. Same
2373as the previous reloc but on the right side
8d88c4ca 2374of the container. */
252b5132
RH
2375 BFD_RELOC_D30V_9_PCREL_R,
2376
adde6300 2377/* This is a 12-bit absolute reloc with the
8d88c4ca 2378right 3 bitsassumed to be 0. */
252b5132
RH
2379 BFD_RELOC_D30V_15,
2380
adde6300 2381/* This is a 12-bit pc-relative reloc with
8d88c4ca 2382the right 3 bits assumed to be 0. */
252b5132
RH
2383 BFD_RELOC_D30V_15_PCREL,
2384
adde6300 2385/* This is a 12-bit pc-relative reloc with
252b5132
RH
2386the right 3 bits assumed to be 0. Same
2387as the previous reloc but on the right side
8d88c4ca 2388of the container. */
252b5132
RH
2389 BFD_RELOC_D30V_15_PCREL_R,
2390
adde6300 2391/* This is an 18-bit absolute reloc with
8d88c4ca 2392the right 3 bits assumed to be 0. */
252b5132
RH
2393 BFD_RELOC_D30V_21,
2394
adde6300 2395/* This is an 18-bit pc-relative reloc with
8d88c4ca 2396the right 3 bits assumed to be 0. */
252b5132
RH
2397 BFD_RELOC_D30V_21_PCREL,
2398
adde6300 2399/* This is an 18-bit pc-relative reloc with
252b5132
RH
2400the right 3 bits assumed to be 0. Same
2401as the previous reloc but on the right side
8d88c4ca 2402of the container. */
252b5132
RH
2403 BFD_RELOC_D30V_21_PCREL_R,
2404
8d88c4ca 2405/* This is a 32-bit absolute reloc. */
252b5132
RH
2406 BFD_RELOC_D30V_32,
2407
8d88c4ca 2408/* This is a 32-bit pc-relative reloc. */
252b5132
RH
2409 BFD_RELOC_D30V_32_PCREL,
2410
2411/* Mitsubishi M32R relocs.
8d88c4ca 2412This is a 24 bit absolute address. */
252b5132
RH
2413 BFD_RELOC_M32R_24,
2414
8d88c4ca 2415/* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
252b5132
RH
2416 BFD_RELOC_M32R_10_PCREL,
2417
8d88c4ca 2418/* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
252b5132
RH
2419 BFD_RELOC_M32R_18_PCREL,
2420
8d88c4ca 2421/* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
252b5132
RH
2422 BFD_RELOC_M32R_26_PCREL,
2423
2424/* This is a 16-bit reloc containing the high 16 bits of an address
8d88c4ca 2425used when the lower 16 bits are treated as unsigned. */
252b5132
RH
2426 BFD_RELOC_M32R_HI16_ULO,
2427
2428/* This is a 16-bit reloc containing the high 16 bits of an address
8d88c4ca 2429used when the lower 16 bits are treated as signed. */
252b5132
RH
2430 BFD_RELOC_M32R_HI16_SLO,
2431
8d88c4ca 2432/* This is a 16-bit reloc containing the lower 16 bits of an address. */
252b5132
RH
2433 BFD_RELOC_M32R_LO16,
2434
2435/* This is a 16-bit reloc containing the small data area offset for use in
8d88c4ca 2436add3, load, and store instructions. */
252b5132
RH
2437 BFD_RELOC_M32R_SDA16,
2438
2439/* This is a 9-bit reloc */
2440 BFD_RELOC_V850_9_PCREL,
2441
2442/* This is a 22-bit reloc */
2443 BFD_RELOC_V850_22_PCREL,
2444
8d88c4ca 2445/* This is a 16 bit offset from the short data area pointer. */
252b5132
RH
2446 BFD_RELOC_V850_SDA_16_16_OFFSET,
2447
2448/* This is a 16 bit offset (of which only 15 bits are used) from the
8d88c4ca 2449short data area pointer. */
252b5132
RH
2450 BFD_RELOC_V850_SDA_15_16_OFFSET,
2451
8d88c4ca 2452/* This is a 16 bit offset from the zero data area pointer. */
252b5132
RH
2453 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2454
2455/* This is a 16 bit offset (of which only 15 bits are used) from the
8d88c4ca 2456zero data area pointer. */
252b5132
RH
2457 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2458
2459/* This is an 8 bit offset (of which only 6 bits are used) from the
8d88c4ca 2460tiny data area pointer. */
252b5132
RH
2461 BFD_RELOC_V850_TDA_6_8_OFFSET,
2462
2463/* This is an 8bit offset (of which only 7 bits are used) from the tiny
8d88c4ca 2464data area pointer. */
252b5132
RH
2465 BFD_RELOC_V850_TDA_7_8_OFFSET,
2466
8d88c4ca 2467/* This is a 7 bit offset from the tiny data area pointer. */
252b5132
RH
2468 BFD_RELOC_V850_TDA_7_7_OFFSET,
2469
8d88c4ca 2470/* This is a 16 bit offset from the tiny data area pointer. */
252b5132
RH
2471 BFD_RELOC_V850_TDA_16_16_OFFSET,
2472
2473/* This is a 5 bit offset (of which only 4 bits are used) from the tiny
8d88c4ca 2474data area pointer. */
252b5132
RH
2475 BFD_RELOC_V850_TDA_4_5_OFFSET,
2476
8d88c4ca 2477/* This is a 4 bit offset from the tiny data area pointer. */
252b5132
RH
2478 BFD_RELOC_V850_TDA_4_4_OFFSET,
2479
2480/* This is a 16 bit offset from the short data area pointer, with the
8d88c4ca 2481bits placed non-contigously in the instruction. */
252b5132
RH
2482 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2483
2484/* This is a 16 bit offset from the zero data area pointer, with the
8d88c4ca 2485bits placed non-contigously in the instruction. */
252b5132
RH
2486 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2487
8d88c4ca 2488/* This is a 6 bit offset from the call table base pointer. */
252b5132
RH
2489 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2490
8d88c4ca 2491/* This is a 16 bit offset from the call table base pointer. */
252b5132
RH
2492 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2493
541389e2 2494
252b5132 2495/* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
8d88c4ca 2496instruction. */
252b5132
RH
2497 BFD_RELOC_MN10300_32_PCREL,
2498
2499/* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
8d88c4ca 2500instruction. */
252b5132
RH
2501 BFD_RELOC_MN10300_16_PCREL,
2502
2503/* This is a 8bit DP reloc for the tms320c30, where the most
2504significant 8 bits of a 24 bit word are placed into the least
8d88c4ca 2505significant 8 bits of the opcode. */
252b5132
RH
2506 BFD_RELOC_TIC30_LDP,
2507
81635ce4
TW
2508/* This is a 7bit reloc for the tms320c54x, where the least
2509significant 7 bits of a 16 bit word are placed into the least
8d88c4ca 2510significant 7 bits of the opcode. */
81635ce4
TW
2511 BFD_RELOC_TIC54X_PARTLS7,
2512
2513/* This is a 9bit DP reloc for the tms320c54x, where the most
2514significant 9 bits of a 16 bit word are placed into the least
8d88c4ca 2515significant 9 bits of the opcode. */
81635ce4
TW
2516 BFD_RELOC_TIC54X_PARTMS9,
2517
8d88c4ca 2518/* This is an extended address 23-bit reloc for the tms320c54x. */
81635ce4
TW
2519 BFD_RELOC_TIC54X_23,
2520
0d2bcfaf
NC
2521/* This is a 16-bit reloc for the tms320c54x, where the least
2522significant 16 bits of a 23-bit extended address are placed into
8d88c4ca 2523the opcode. */
81635ce4
TW
2524 BFD_RELOC_TIC54X_16_OF_23,
2525
2526/* This is a reloc for the tms320c54x, where the most
0d2bcfaf 2527significant 7 bits of a 23-bit extended address are placed into
8d88c4ca 2528the opcode. */
81635ce4
TW
2529 BFD_RELOC_TIC54X_MS7_OF_23,
2530
8d88c4ca 2531/* This is a 48 bit reloc for the FR30 that stores 32 bits. */
252b5132
RH
2532 BFD_RELOC_FR30_48,
2533
2534/* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
8d88c4ca 2535two sections. */
252b5132
RH
2536 BFD_RELOC_FR30_20,
2537
2538/* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
8d88c4ca 25394 bits. */
252b5132
RH
2540 BFD_RELOC_FR30_6_IN_4,
2541
2542/* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
8d88c4ca 2543into 8 bits. */
252b5132
RH
2544 BFD_RELOC_FR30_8_IN_8,
2545
2546/* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
8d88c4ca 2547into 8 bits. */
252b5132
RH
2548 BFD_RELOC_FR30_9_IN_8,
2549
2550/* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
8d88c4ca 2551into 8 bits. */
252b5132
RH
2552 BFD_RELOC_FR30_10_IN_8,
2553
2554/* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
8d88c4ca 2555short offset into 8 bits. */
252b5132
RH
2556 BFD_RELOC_FR30_9_PCREL,
2557
2558/* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
8d88c4ca 2559short offset into 11 bits. */
252b5132
RH
2560 BFD_RELOC_FR30_12_PCREL,
2561
8d88c4ca 2562/* Motorola Mcore relocations. */
252b5132
RH
2563 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2564 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2565 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2566 BFD_RELOC_MCORE_PCREL_32,
2567 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
36797d47 2568 BFD_RELOC_MCORE_RVA,
252b5132 2569
3c3bdf30
NC
2570/* These are relocations for the GETA instruction. */
2571 BFD_RELOC_MMIX_GETA,
2572 BFD_RELOC_MMIX_GETA_1,
2573 BFD_RELOC_MMIX_GETA_2,
2574 BFD_RELOC_MMIX_GETA_3,
2575
2576/* These are relocations for a conditional branch instruction. */
2577 BFD_RELOC_MMIX_CBRANCH,
2578 BFD_RELOC_MMIX_CBRANCH_J,
2579 BFD_RELOC_MMIX_CBRANCH_1,
2580 BFD_RELOC_MMIX_CBRANCH_2,
2581 BFD_RELOC_MMIX_CBRANCH_3,
2582
2583/* These are relocations for the PUSHJ instruction. */
2584 BFD_RELOC_MMIX_PUSHJ,
2585 BFD_RELOC_MMIX_PUSHJ_1,
2586 BFD_RELOC_MMIX_PUSHJ_2,
2587 BFD_RELOC_MMIX_PUSHJ_3,
2588
2589/* These are relocations for the JMP instruction. */
2590 BFD_RELOC_MMIX_JMP,
2591 BFD_RELOC_MMIX_JMP_1,
2592 BFD_RELOC_MMIX_JMP_2,
2593 BFD_RELOC_MMIX_JMP_3,
2594
2595/* This is a relocation for a relative address as in a GETA instruction or
2596a branch. */
2597 BFD_RELOC_MMIX_ADDR19,
2598
2599/* This is a relocation for a relative address as in a JMP instruction. */
2600 BFD_RELOC_MMIX_ADDR27,
2601
2602/* This is a relocation for an instruction field that may be a general
2603register or a value 0..255. */
2604 BFD_RELOC_MMIX_REG_OR_BYTE,
2605
2606/* This is a relocation for an instruction field that may be a general
2607register. */
2608 BFD_RELOC_MMIX_REG,
2609
2610/* This is a relocation for two instruction fields holding a register and
2611an offset, the equivalent of the relocation. */
2612 BFD_RELOC_MMIX_BASE_PLUS_OFFSET,
2613
2614/* This relocation is an assertion that the expression is not allocated as
2615a global register. It does not modify contents. */
2616 BFD_RELOC_MMIX_LOCAL,
2617
adde6300 2618/* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
8d88c4ca 2619short offset into 7 bits. */
adde6300
AM
2620 BFD_RELOC_AVR_7_PCREL,
2621
2622/* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
8d88c4ca 2623short offset into 12 bits. */
adde6300
AM
2624 BFD_RELOC_AVR_13_PCREL,
2625
2626/* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
8d88c4ca 2627program memory address) into 16 bits. */
adde6300
AM
2628 BFD_RELOC_AVR_16_PM,
2629
2630/* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
8d88c4ca 2631data memory address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2632 BFD_RELOC_AVR_LO8_LDI,
2633
2634/* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
8d88c4ca 2635of data memory address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2636 BFD_RELOC_AVR_HI8_LDI,
2637
2638/* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
8d88c4ca 2639of program memory address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2640 BFD_RELOC_AVR_HH8_LDI,
2641
2642/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
8d88c4ca 2643(usually data memory address) into 8 bit immediate value of SUBI insn. */
adde6300
AM
2644 BFD_RELOC_AVR_LO8_LDI_NEG,
2645
2646/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2647(high 8 bit of data memory address) into 8 bit immediate value of
8d88c4ca 2648SUBI insn. */
adde6300
AM
2649 BFD_RELOC_AVR_HI8_LDI_NEG,
2650
2651/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2652(most high 8 bit of program memory address) into 8 bit immediate value
8d88c4ca 2653of LDI or SUBI insn. */
adde6300
AM
2654 BFD_RELOC_AVR_HH8_LDI_NEG,
2655
2656/* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
8d88c4ca 2657command address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2658 BFD_RELOC_AVR_LO8_LDI_PM,
2659
2660/* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
8d88c4ca 2661of command address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2662 BFD_RELOC_AVR_HI8_LDI_PM,
2663
2664/* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
8d88c4ca 2665of command address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2666 BFD_RELOC_AVR_HH8_LDI_PM,
2667
2668/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
8d88c4ca 2669(usually command address) into 8 bit immediate value of SUBI insn. */
adde6300
AM
2670 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2671
2672/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2673(high 8 bit of 16 bit command address) into 8 bit immediate value
8d88c4ca 2674of SUBI insn. */
adde6300
AM
2675 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2676
2677/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2678(high 6 bit of 22 bit command address) into 8 bit immediate
8d88c4ca 2679value of SUBI insn. */
adde6300
AM
2680 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2681
2682/* This is a 32 bit reloc for the AVR that stores 23 bit value
8d88c4ca 2683into 22 bits. */
adde6300
AM
2684 BFD_RELOC_AVR_CALL,
2685
a85d7ed0
NC
2686/* Direct 12 bit. */
2687 BFD_RELOC_390_12,
2688
2689/* 12 bit GOT offset. */
2690 BFD_RELOC_390_GOT12,
2691
2692/* 32 bit PC relative PLT address. */
2693 BFD_RELOC_390_PLT32,
2694
2695/* Copy symbol at runtime. */
2696 BFD_RELOC_390_COPY,
2697
2698/* Create GOT entry. */
2699 BFD_RELOC_390_GLOB_DAT,
2700
2701/* Create PLT entry. */
2702 BFD_RELOC_390_JMP_SLOT,
2703
2704/* Adjust by program base. */
2705 BFD_RELOC_390_RELATIVE,
2706
2707/* 32 bit PC relative offset to GOT. */
2708 BFD_RELOC_390_GOTPC,
2709
2710/* 16 bit GOT offset. */
2711 BFD_RELOC_390_GOT16,
2712
2713/* PC relative 16 bit shifted by 1. */
2714 BFD_RELOC_390_PC16DBL,
2715
2716/* 16 bit PC rel. PLT shifted by 1. */
2717 BFD_RELOC_390_PLT16DBL,
2718
2719/* PC relative 32 bit shifted by 1. */
2720 BFD_RELOC_390_PC32DBL,
2721
2722/* 32 bit PC rel. PLT shifted by 1. */
2723 BFD_RELOC_390_PLT32DBL,
2724
2725/* 32 bit PC rel. GOT shifted by 1. */
2726 BFD_RELOC_390_GOTPCDBL,
2727
2728/* 64 bit GOT offset. */
2729 BFD_RELOC_390_GOT64,
2730
2731/* 64 bit PC relative PLT address. */
2732 BFD_RELOC_390_PLT64,
2733
2734/* 32 bit rel. offset to GOT entry. */
2735 BFD_RELOC_390_GOTENT,
2736
adde6300 2737/* These two relocations are used by the linker to determine which of
252b5132
RH
2738the entries in a C++ virtual function table are actually used. When
2739the --gc-sections option is given, the linker will zero out the entries
2740that are not used, so that the code for those functions need not be
2741included in the output.
2742
2743VTABLE_INHERIT is a zero-space relocation used to describe to the
2744linker the inheritence tree of a C++ virtual function table. The
2745relocation's symbol should be the parent class' vtable, and the
2746relocation should be located at the child vtable.
2747
2748VTABLE_ENTRY is a zero-space relocation that describes the use of a
2749virtual function table entry. The reloc's symbol should refer to the
2750table of the class mentioned in the code. Off of that base, an offset
adde6300 2751describes the entry that is being used. For Rela hosts, this offset
252b5132 2752is stored in the reloc's addend. For Rel hosts, we are forced to put
8d88c4ca 2753this offset in the reloc's section offset. */
252b5132
RH
2754 BFD_RELOC_VTABLE_INHERIT,
2755 BFD_RELOC_VTABLE_ENTRY,
800eeca4 2756
8d88c4ca 2757/* Intel IA64 Relocations. */
800eeca4
JW
2758 BFD_RELOC_IA64_IMM14,
2759 BFD_RELOC_IA64_IMM22,
2760 BFD_RELOC_IA64_IMM64,
2761 BFD_RELOC_IA64_DIR32MSB,
2762 BFD_RELOC_IA64_DIR32LSB,
2763 BFD_RELOC_IA64_DIR64MSB,
2764 BFD_RELOC_IA64_DIR64LSB,
2765 BFD_RELOC_IA64_GPREL22,
2766 BFD_RELOC_IA64_GPREL64I,
2767 BFD_RELOC_IA64_GPREL32MSB,
2768 BFD_RELOC_IA64_GPREL32LSB,
2769 BFD_RELOC_IA64_GPREL64MSB,
2770 BFD_RELOC_IA64_GPREL64LSB,
2771 BFD_RELOC_IA64_LTOFF22,
2772 BFD_RELOC_IA64_LTOFF64I,
2773 BFD_RELOC_IA64_PLTOFF22,
2774 BFD_RELOC_IA64_PLTOFF64I,
2775 BFD_RELOC_IA64_PLTOFF64MSB,
2776 BFD_RELOC_IA64_PLTOFF64LSB,
2777 BFD_RELOC_IA64_FPTR64I,
2778 BFD_RELOC_IA64_FPTR32MSB,
2779 BFD_RELOC_IA64_FPTR32LSB,
2780 BFD_RELOC_IA64_FPTR64MSB,
2781 BFD_RELOC_IA64_FPTR64LSB,
2782 BFD_RELOC_IA64_PCREL21B,
748abff6 2783 BFD_RELOC_IA64_PCREL21BI,
800eeca4
JW
2784 BFD_RELOC_IA64_PCREL21M,
2785 BFD_RELOC_IA64_PCREL21F,
748abff6
RH
2786 BFD_RELOC_IA64_PCREL22,
2787 BFD_RELOC_IA64_PCREL60B,
2788 BFD_RELOC_IA64_PCREL64I,
800eeca4
JW
2789 BFD_RELOC_IA64_PCREL32MSB,
2790 BFD_RELOC_IA64_PCREL32LSB,
2791 BFD_RELOC_IA64_PCREL64MSB,
2792 BFD_RELOC_IA64_PCREL64LSB,
2793 BFD_RELOC_IA64_LTOFF_FPTR22,
2794 BFD_RELOC_IA64_LTOFF_FPTR64I,
a4bd8390
JW
2795 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2796 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
800eeca4
JW
2797 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2798 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
800eeca4
JW
2799 BFD_RELOC_IA64_SEGREL32MSB,
2800 BFD_RELOC_IA64_SEGREL32LSB,
2801 BFD_RELOC_IA64_SEGREL64MSB,
2802 BFD_RELOC_IA64_SEGREL64LSB,
2803 BFD_RELOC_IA64_SECREL32MSB,
2804 BFD_RELOC_IA64_SECREL32LSB,
2805 BFD_RELOC_IA64_SECREL64MSB,
2806 BFD_RELOC_IA64_SECREL64LSB,
2807 BFD_RELOC_IA64_REL32MSB,
2808 BFD_RELOC_IA64_REL32LSB,
2809 BFD_RELOC_IA64_REL64MSB,
2810 BFD_RELOC_IA64_REL64LSB,
2811 BFD_RELOC_IA64_LTV32MSB,
2812 BFD_RELOC_IA64_LTV32LSB,
2813 BFD_RELOC_IA64_LTV64MSB,
2814 BFD_RELOC_IA64_LTV64LSB,
2815 BFD_RELOC_IA64_IPLTMSB,
2816 BFD_RELOC_IA64_IPLTLSB,
800eeca4
JW
2817 BFD_RELOC_IA64_COPY,
2818 BFD_RELOC_IA64_TPREL22,
2819 BFD_RELOC_IA64_TPREL64MSB,
2820 BFD_RELOC_IA64_TPREL64LSB,
2821 BFD_RELOC_IA64_LTOFF_TP22,
2822 BFD_RELOC_IA64_LTOFF22X,
2823 BFD_RELOC_IA64_LDXMOV,
60bcf0fa
NC
2824
2825/* Motorola 68HC11 reloc.
8d88c4ca 2826This is the 8 bits high part of an absolute address. */
60bcf0fa
NC
2827 BFD_RELOC_M68HC11_HI8,
2828
2829/* Motorola 68HC11 reloc.
8d88c4ca 2830This is the 8 bits low part of an absolute address. */
60bcf0fa
NC
2831 BFD_RELOC_M68HC11_LO8,
2832
2833/* Motorola 68HC11 reloc.
8d88c4ca 2834This is the 3 bits of a value. */
60bcf0fa 2835 BFD_RELOC_M68HC11_3B,
06c15ad7
HPN
2836
2837/* These relocs are only used within the CRIS assembler. They are not
8d88c4ca 2838(at present) written to any object files. */
06c15ad7
HPN
2839 BFD_RELOC_CRIS_BDISP8,
2840 BFD_RELOC_CRIS_UNSIGNED_5,
2841 BFD_RELOC_CRIS_SIGNED_6,
2842 BFD_RELOC_CRIS_UNSIGNED_6,
2843 BFD_RELOC_CRIS_UNSIGNED_4,
a87fdb8d 2844
58d29fc3
HPN
2845/* Relocs used in ELF shared libraries for CRIS. */
2846 BFD_RELOC_CRIS_COPY,
2847 BFD_RELOC_CRIS_GLOB_DAT,
2848 BFD_RELOC_CRIS_JUMP_SLOT,
2849 BFD_RELOC_CRIS_RELATIVE,
2850
2851/* 32-bit offset to symbol-entry within GOT. */
2852 BFD_RELOC_CRIS_32_GOT,
2853
2854/* 16-bit offset to symbol-entry within GOT. */
2855 BFD_RELOC_CRIS_16_GOT,
2856
2857/* 32-bit offset to symbol-entry within GOT, with PLT handling. */
2858 BFD_RELOC_CRIS_32_GOTPLT,
2859
2860/* 16-bit offset to symbol-entry within GOT, with PLT handling. */
2861 BFD_RELOC_CRIS_16_GOTPLT,
2862
2863/* 32-bit offset to symbol, relative to GOT. */
2864 BFD_RELOC_CRIS_32_GOTREL,
2865
2866/* 32-bit offset to symbol with PLT entry, relative to GOT. */
2867 BFD_RELOC_CRIS_32_PLT_GOTREL,
2868
2869/* 32-bit offset to symbol with PLT entry, relative to this relocation. */
2870 BFD_RELOC_CRIS_32_PLT_PCREL,
2871
8d88c4ca 2872/* Intel i860 Relocations. */
a87fdb8d
JE
2873 BFD_RELOC_860_COPY,
2874 BFD_RELOC_860_GLOB_DAT,
2875 BFD_RELOC_860_JUMP_SLOT,
2876 BFD_RELOC_860_RELATIVE,
2877 BFD_RELOC_860_PC26,
2878 BFD_RELOC_860_PLT26,
2879 BFD_RELOC_860_PC16,
2880 BFD_RELOC_860_LOW0,
2881 BFD_RELOC_860_SPLIT0,
2882 BFD_RELOC_860_LOW1,
2883 BFD_RELOC_860_SPLIT1,
2884 BFD_RELOC_860_LOW2,
2885 BFD_RELOC_860_SPLIT2,
2886 BFD_RELOC_860_LOW3,
2887 BFD_RELOC_860_LOGOT0,
2888 BFD_RELOC_860_SPGOT0,
2889 BFD_RELOC_860_LOGOT1,
2890 BFD_RELOC_860_SPGOT1,
2891 BFD_RELOC_860_LOGOTOFF0,
2892 BFD_RELOC_860_SPGOTOFF0,
2893 BFD_RELOC_860_LOGOTOFF1,
2894 BFD_RELOC_860_SPGOTOFF1,
2895 BFD_RELOC_860_LOGOTOFF2,
2896 BFD_RELOC_860_LOGOTOFF3,
2897 BFD_RELOC_860_LOPC,
2898 BFD_RELOC_860_HIGHADJ,
2899 BFD_RELOC_860_HAGOT,
2900 BFD_RELOC_860_HAGOTOFF,
2901 BFD_RELOC_860_HAPC,
2902 BFD_RELOC_860_HIGH,
2903 BFD_RELOC_860_HIGOT,
2904 BFD_RELOC_860_HIGOTOFF,
b3baf5d0
NC
2905
2906/* OpenRISC Relocations. */
2907 BFD_RELOC_OPENRISC_ABS_26,
2908 BFD_RELOC_OPENRISC_REL_26,
e01b0e69
JR
2909
2910/* H8 elf Relocations. */
2911 BFD_RELOC_H8_DIR16A8,
2912 BFD_RELOC_H8_DIR16R8,
2913 BFD_RELOC_H8_DIR24A8,
2914 BFD_RELOC_H8_DIR24R8,
2915 BFD_RELOC_H8_DIR32A16,
252b5132
RH
2916 BFD_RELOC_UNUSED };
2917typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
2918reloc_howto_type *
c02e7c3e 2919bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
252b5132
RH
2920
2921const char *
c02e7c3e 2922bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
252b5132 2923
541389e2 2924
252b5132
RH
2925typedef struct symbol_cache_entry
2926{
52b219b5 2927 /* A pointer to the BFD which owns the symbol. This information
252b5132
RH
2928 is necessary so that a back end can work out what additional
2929 information (invisible to the application writer) is carried
2930 with the symbol.
2931
2932 This field is *almost* redundant, since you can use section->owner
2933 instead, except that some symbols point to the global sections
2934 bfd_{abs,com,und}_section. This could be fixed by making
8d88c4ca 2935 these globals be per-bfd (or per-target-flavor). FIXME. */
252b5132 2936
8d88c4ca 2937 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
252b5132 2938
52b219b5 2939 /* The text of the symbol. The name is left alone, and not copied; the
8d88c4ca 2940 application may not alter it. */
dc810e39 2941 const char *name;
252b5132 2942
52b219b5 2943 /* The value of the symbol. This really should be a union of a
252b5132
RH
2944 numeric value with a pointer, since some flags indicate that
2945 a pointer to another symbol is stored here. */
2946 symvalue value;
2947
52b219b5 2948 /* Attributes of a symbol: */
252b5132
RH
2949
2950#define BSF_NO_FLAGS 0x00
2951
52b219b5 2952 /* The symbol has local scope; <<static>> in <<C>>. The value
8d88c4ca 2953 is the offset into the section of the data. */
252b5132
RH
2954#define BSF_LOCAL 0x01
2955
52b219b5 2956 /* The symbol has global scope; initialized data in <<C>>. The
8d88c4ca 2957 value is the offset into the section of the data. */
252b5132
RH
2958#define BSF_GLOBAL 0x02
2959
52b219b5 2960 /* The symbol has global scope and is exported. The value is
8d88c4ca 2961 the offset into the section of the data. */
52b219b5 2962#define BSF_EXPORT BSF_GLOBAL /* no real difference */
252b5132 2963
52b219b5 2964 /* A normal C symbol would be one of:
252b5132
RH
2965 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
2966 <<BSF_GLOBAL>> */
2967
52b219b5 2968 /* The symbol is a debugging record. The value has an arbitary
703153b5 2969 meaning, unless BSF_DEBUGGING_RELOC is also set. */
252b5132
RH
2970#define BSF_DEBUGGING 0x08
2971
52b219b5 2972 /* The symbol denotes a function entry point. Used in ELF,
252b5132
RH
2973 perhaps others someday. */
2974#define BSF_FUNCTION 0x10
2975
8d88c4ca 2976 /* Used by the linker. */
252b5132
RH
2977#define BSF_KEEP 0x20
2978#define BSF_KEEP_G 0x40
2979
52b219b5 2980 /* A weak global symbol, overridable without warnings by
252b5132
RH
2981 a regular global symbol of the same name. */
2982#define BSF_WEAK 0x80
2983
52b219b5 2984 /* This symbol was created to point to a section, e.g. ELF's
252b5132
RH
2985 STT_SECTION symbols. */
2986#define BSF_SECTION_SYM 0x100
2987
52b219b5 2988 /* The symbol used to be a common symbol, but now it is
8d88c4ca 2989 allocated. */
252b5132
RH
2990#define BSF_OLD_COMMON 0x200
2991
8d88c4ca 2992 /* The default value for common data. */
252b5132
RH
2993#define BFD_FORT_COMM_DEFAULT_VALUE 0
2994
52b219b5 2995 /* In some files the type of a symbol sometimes alters its
252b5132
RH
2996 location in an output file - ie in coff a <<ISFCN>> symbol
2997 which is also <<C_EXT>> symbol appears where it was
2998 declared and not at the end of a section. This bit is set
8d88c4ca 2999 by the target BFD part to convey this information. */
252b5132
RH
3000
3001#define BSF_NOT_AT_END 0x400
3002
8d88c4ca 3003 /* Signal that the symbol is the label of constructor section. */
252b5132
RH
3004#define BSF_CONSTRUCTOR 0x800
3005
52b219b5 3006 /* Signal that the symbol is a warning symbol. The name is a
252b5132
RH
3007 warning. The name of the next symbol is the one to warn about;
3008 if a reference is made to a symbol with the same name as the next
8d88c4ca 3009 symbol, a warning is issued by the linker. */
252b5132
RH
3010#define BSF_WARNING 0x1000
3011
52b219b5 3012 /* Signal that the symbol is indirect. This symbol is an indirect
8d88c4ca 3013 pointer to the symbol with the same name as the next symbol. */
252b5132
RH
3014#define BSF_INDIRECT 0x2000
3015
52b219b5 3016 /* BSF_FILE marks symbols that contain a file name. This is used
252b5132
RH
3017 for ELF STT_FILE symbols. */
3018#define BSF_FILE 0x4000
3019
52b219b5 3020 /* Symbol is from dynamic linking information. */
252b5132
RH
3021#define BSF_DYNAMIC 0x8000
3022
52b219b5 3023 /* The symbol denotes a data object. Used in ELF, and perhaps
252b5132
RH
3024 others someday. */
3025#define BSF_OBJECT 0x10000
3026
52b219b5 3027 /* This symbol is a debugging symbol. The value is the offset
703153b5
ILT
3028 into the section of the data. BSF_DEBUGGING should be set
3029 as well. */
3030#define BSF_DEBUGGING_RELOC 0x20000
3031
252b5132
RH
3032 flagword flags;
3033
52b219b5 3034 /* A pointer to the section to which this symbol is
252b5132
RH
3035 relative. This will always be non NULL, there are special
3036 sections for undefined and absolute symbols. */
3037 struct sec *section;
3038
52b219b5 3039 /* Back end special data. */
252b5132
RH
3040 union
3041 {
3042 PTR p;
3043 bfd_vma i;
3044 } udata;
3045
3046} asymbol;
3047#define bfd_get_symtab_upper_bound(abfd) \
3048 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
c02e7c3e 3049boolean
252b5132
RH
3050bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3051
c02e7c3e 3052boolean
252b5132
RH
3053bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3054
3055#define bfd_is_local_label_name(abfd, name) \
3056 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3057#define bfd_canonicalize_symtab(abfd, location) \
3058 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3059 (abfd, location))
c02e7c3e
KH
3060boolean
3061bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
252b5132 3062
c02e7c3e 3063void
60b89a18 3064bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
252b5132
RH
3065
3066#define bfd_make_empty_symbol(abfd) \
3067 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3068#define bfd_make_debug_symbol(abfd,ptr,size) \
3069 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
c02e7c3e 3070int
252b5132
RH
3071bfd_decode_symclass PARAMS ((asymbol *symbol));
3072
c02e7c3e
KH
3073boolean
3074bfd_is_undefined_symclass PARAMS ((int symclass));
fad6fcbb 3075
c02e7c3e 3076void
252b5132
RH
3077bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3078
c02e7c3e 3079boolean
252b5132
RH
3080bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3081
3082#define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3083 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3084 (ibfd, isymbol, obfd, osymbol))
8546af74 3085struct _bfd
252b5132 3086{
52b219b5 3087 /* The filename the application opened the BFD with. */
55ab10f0 3088 const char *filename;
252b5132 3089
52b219b5 3090 /* A pointer to the target jump table. */
252b5132
RH
3091 const struct bfd_target *xvec;
3092
52b219b5 3093 /* To avoid dragging too many header files into every file that
252b5132
RH
3094 includes `<<bfd.h>>', IOSTREAM has been declared as a "char
3095 *", and MTIME as a "long". Their correct types, to which they
3096 are cast when used, are "FILE *" and "time_t". The iostream
3097 is the result of an fopen on the filename. However, if the
3098 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3099 to a bfd_in_memory struct. */
3100 PTR iostream;
3101
52b219b5 3102 /* Is the file descriptor being cached? That is, can it be closed as
252b5132
RH
3103 needed, and re-opened when accessed later? */
3104
3105 boolean cacheable;
3106
52b219b5 3107 /* Marks whether there was a default target specified when the
252b5132 3108 BFD was opened. This is used to select which matching algorithm
8d88c4ca 3109 to use to choose the back end. */
252b5132
RH
3110
3111 boolean target_defaulted;
3112
52b219b5 3113 /* The caching routines use these to maintain a
252b5132
RH
3114 least-recently-used list of BFDs */
3115
3116 struct _bfd *lru_prev, *lru_next;
3117
52b219b5 3118 /* When a file is closed by the caching routines, BFD retains
252b5132
RH
3119 state information on the file here: */
3120
dc810e39 3121 ufile_ptr where;
252b5132 3122
52b219b5 3123 /* and here: (``once'' means at least once) */
252b5132
RH
3124
3125 boolean opened_once;
3126
52b219b5 3127 /* Set if we have a locally maintained mtime value, rather than
252b5132
RH
3128 getting it from the file each time: */
3129
3130 boolean mtime_set;
3131
52b219b5 3132 /* File modified time, if mtime_set is true: */
252b5132 3133
8546af74 3134 long mtime;
252b5132 3135
52b219b5 3136 /* Reserved for an unimplemented file locking extension.*/
252b5132
RH
3137
3138 int ifd;
3139
52b219b5 3140 /* The format which belongs to the BFD. (object, core, etc.) */
252b5132
RH
3141
3142 bfd_format format;
3143
52b219b5 3144 /* The direction the BFD was opened with*/
252b5132
RH
3145
3146 enum bfd_direction {no_direction = 0,
3147 read_direction = 1,
3148 write_direction = 2,
3149 both_direction = 3} direction;
3150
52b219b5 3151 /* Format_specific flags*/
252b5132 3152
8546af74 3153 flagword flags;
252b5132 3154
52b219b5 3155 /* Currently my_archive is tested before adding origin to
252b5132
RH
3156 anything. I believe that this can become always an add of
3157 origin, with origin set to 0 for non archive files. */
3158
dc810e39 3159 ufile_ptr origin;
252b5132 3160
52b219b5 3161 /* Remember when output has begun, to stop strange things
8d88c4ca 3162 from happening. */
252b5132
RH
3163 boolean output_has_begun;
3164
52b219b5 3165 /* Pointer to linked list of sections*/
252b5132
RH
3166 struct sec *sections;
3167
52b219b5 3168 /* The number of sections */
252b5132
RH
3169 unsigned int section_count;
3170
8546af74 3171 /* Stuff only useful for object files:
8d88c4ca 3172 The start address. */
252b5132
RH
3173 bfd_vma start_address;
3174
52b219b5 3175 /* Used for input and output*/
252b5132
RH
3176 unsigned int symcount;
3177
52b219b5 3178 /* Symbol table for output BFD (with symcount entries) */
8546af74 3179 struct symbol_cache_entry **outsymbols;
252b5132 3180
52b219b5 3181 /* Pointer to structure which contains architecture information*/
252b5132
RH
3182 const struct bfd_arch_info *arch_info;
3183
52b219b5 3184 /* Stuff only useful for archives:*/
8546af74 3185 PTR arelt_data;
52b219b5
AM
3186 struct _bfd *my_archive; /* The containing archive BFD. */
3187 struct _bfd *next; /* The next BFD in the archive. */
3188 struct _bfd *archive_head; /* The first BFD in the archive. */
8546af74 3189 boolean has_armap;
252b5132 3190
52b219b5 3191 /* A chain of BFD structures involved in a link. */
252b5132
RH
3192 struct _bfd *link_next;
3193
52b219b5 3194 /* A field used by _bfd_generic_link_add_archive_symbols. This will
252b5132
RH
3195 be used only for archive elements. */
3196 int archive_pass;
3197
8d88c4ca 3198 /* Used by the back end to hold private data. */
252b5132 3199
8546af74 3200 union
252b5132
RH
3201 {
3202 struct aout_data_struct *aout_data;
3203 struct artdata *aout_ar_data;
3204 struct _oasys_data *oasys_obj_data;
3205 struct _oasys_ar_data *oasys_ar_data;
3206 struct coff_tdata *coff_obj_data;
3207 struct pe_tdata *pe_obj_data;
3208 struct xcoff_tdata *xcoff_obj_data;
3209 struct ecoff_tdata *ecoff_obj_data;
3210 struct ieee_data_struct *ieee_data;
3211 struct ieee_ar_data_struct *ieee_ar_data;
3212 struct srec_data_struct *srec_data;
3213 struct ihex_data_struct *ihex_data;
3214 struct tekhex_data_struct *tekhex_data;
3215 struct elf_obj_tdata *elf_obj_data;
3216 struct nlm_obj_tdata *nlm_obj_data;
3217 struct bout_data_struct *bout_data;
3c3bdf30 3218 struct mmo_data_struct *mmo_data;
252b5132
RH
3219 struct sun_core_struct *sun_core_data;
3220 struct sco5_core_struct *sco5_core_data;
3221 struct trad_core_struct *trad_core_data;
3222 struct som_data_struct *som_data;
3223 struct hpux_core_struct *hpux_core_data;
3224 struct hppabsd_core_struct *hppabsd_core_data;
3225 struct sgi_core_struct *sgi_core_data;
3226 struct lynx_core_struct *lynx_core_data;
3227 struct osf_core_struct *osf_core_data;
3228 struct cisco_core_struct *cisco_core_data;
3229 struct versados_data_struct *versados_data;
3230 struct netbsd_core_struct *netbsd_core_data;
3231 PTR any;
3232 } tdata;
8546af74 3233
52b219b5 3234 /* Used by the application to hold private data*/
252b5132
RH
3235 PTR usrdata;
3236
52b219b5 3237 /* Where all the allocated stuff under this BFD goes. This is a
252b5132
RH
3238 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3239 objalloc.h. */
3240 PTR memory;
3241};
3242
3243typedef enum bfd_error
3244{
3245 bfd_error_no_error = 0,
3246 bfd_error_system_call,
3247 bfd_error_invalid_target,
3248 bfd_error_wrong_format,
3619ad04 3249 bfd_error_wrong_object_format,
252b5132
RH
3250 bfd_error_invalid_operation,
3251 bfd_error_no_memory,
3252 bfd_error_no_symbols,
3253 bfd_error_no_armap,
3254 bfd_error_no_more_archived_files,
3255 bfd_error_malformed_archive,
3256 bfd_error_file_not_recognized,
3257 bfd_error_file_ambiguously_recognized,
3258 bfd_error_no_contents,
3259 bfd_error_nonrepresentable_section,
3260 bfd_error_no_debug_section,
3261 bfd_error_bad_value,
3262 bfd_error_file_truncated,
3263 bfd_error_file_too_big,
3264 bfd_error_invalid_error_code
3265} bfd_error_type;
3266
c02e7c3e
KH
3267bfd_error_type
3268bfd_get_error PARAMS ((void));
252b5132 3269
c02e7c3e
KH
3270void
3271bfd_set_error PARAMS ((bfd_error_type error_tag));
252b5132 3272
55ab10f0 3273const char *
c02e7c3e 3274bfd_errmsg PARAMS ((bfd_error_type error_tag));
252b5132 3275
c02e7c3e 3276void
55ab10f0 3277bfd_perror PARAMS ((const char *message));
252b5132
RH
3278
3279typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3280
c02e7c3e
KH
3281bfd_error_handler_type
3282bfd_set_error_handler PARAMS ((bfd_error_handler_type));
252b5132 3283
c02e7c3e
KH
3284void
3285bfd_set_error_program_name PARAMS ((const char *));
252b5132 3286
c02e7c3e
KH
3287bfd_error_handler_type
3288bfd_get_error_handler PARAMS ((void));
252b5132 3289
8f615d07
AM
3290const char *
3291bfd_archive_filename PARAMS ((bfd *));
3292
c02e7c3e 3293long
252b5132
RH
3294bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3295
c02e7c3e
KH
3296long
3297bfd_canonicalize_reloc PARAMS ((bfd *abfd,
252b5132
RH
3298 asection *sec,
3299 arelent **loc,
3300 asymbol **syms));
3301
c02e7c3e
KH
3302void
3303bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count)
541389e2 3304
252b5132
RH
3305 );
3306
c02e7c3e 3307boolean
252b5132
RH
3308bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3309
c02e7c3e
KH
3310int
3311bfd_get_arch_size PARAMS ((bfd *abfd));
125c4a69 3312
c02e7c3e
KH
3313int
3314bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
125c4a69 3315
c02e7c3e 3316boolean
252b5132
RH
3317bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3318
c02e7c3e 3319long
252b5132
RH
3320bfd_get_mtime PARAMS ((bfd *abfd));
3321
c02e7c3e 3322long
252b5132
RH
3323bfd_get_size PARAMS ((bfd *abfd));
3324
c0846b23 3325unsigned int
252b5132
RH
3326bfd_get_gp_size PARAMS ((bfd *abfd));
3327
c02e7c3e 3328void
c0846b23 3329bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
252b5132 3330
c02e7c3e 3331bfd_vma
55ab10f0 3332bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
252b5132 3333
c02e7c3e 3334boolean
252b5132
RH
3335bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3336
3337#define bfd_copy_private_bfd_data(ibfd, obfd) \
3338 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3339 (ibfd, obfd))
c02e7c3e 3340boolean
252b5132
RH
3341bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3342
3343#define bfd_merge_private_bfd_data(ibfd, obfd) \
3344 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3345 (ibfd, obfd))
c02e7c3e 3346boolean
252b5132
RH
3347bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3348
3349#define bfd_set_private_flags(abfd, flags) \
3350 BFD_SEND (abfd, _bfd_set_private_flags, \
3351 (abfd, flags))
3352#define bfd_sizeof_headers(abfd, reloc) \
3353 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3354
3355#define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3356 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3357
52b219b5 3358 /* Do these three do anything useful at all, for any back end? */
252b5132
RH
3359#define bfd_debug_info_start(abfd) \
3360 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3361
3362#define bfd_debug_info_end(abfd) \
3363 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3364
3365#define bfd_debug_info_accumulate(abfd, section) \
3366 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3367
541389e2 3368
252b5132
RH
3369#define bfd_stat_arch_elt(abfd, stat) \
3370 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3371
3372#define bfd_update_armap_timestamp(abfd) \
3373 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3374
3375#define bfd_set_arch_mach(abfd, arch, mach)\
3376 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3377
3378#define bfd_relax_section(abfd, section, link_info, again) \
3379 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3380
3381#define bfd_gc_sections(abfd, link_info) \
3382 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3383
8550eb6e
JJ
3384#define bfd_merge_sections(abfd, link_info) \
3385 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3386
252b5132
RH
3387#define bfd_link_hash_table_create(abfd) \
3388 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3389
3390#define bfd_link_add_symbols(abfd, info) \
3391 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3392
3393#define bfd_final_link(abfd, info) \
3394 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3395
3396#define bfd_free_cached_info(abfd) \
3397 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3398
3399#define bfd_get_dynamic_symtab_upper_bound(abfd) \
3400 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3401
3402#define bfd_print_private_bfd_data(abfd, file)\
3403 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3404
3405#define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3406 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3407
3408#define bfd_get_dynamic_reloc_upper_bound(abfd) \
3409 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3410
3411#define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3412 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3413
3414extern bfd_byte *bfd_get_relocated_section_contents
3415 PARAMS ((bfd *, struct bfd_link_info *,
3416 struct bfd_link_order *, bfd_byte *,
3417 boolean, asymbol **));
3418
8c98ec7d
AO
3419boolean
3420bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3421
c02e7c3e 3422symindex
252b5132
RH
3423bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3424
c02e7c3e 3425boolean
252b5132
RH
3426bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3427
3428bfd *
3429bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3430
dc810e39 3431const char *
252b5132
RH
3432bfd_core_file_failing_command PARAMS ((bfd *abfd));
3433
c02e7c3e 3434int
252b5132
RH
3435bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3436
c02e7c3e
KH
3437boolean
3438core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
252b5132
RH
3439
3440#define BFD_SEND(bfd, message, arglist) \
3441 ((*((bfd)->xvec->message)) arglist)
3442
3443#ifdef DEBUG_BFD_SEND
3444#undef BFD_SEND
3445#define BFD_SEND(bfd, message, arglist) \
3446 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3447 ((*((bfd)->xvec->message)) arglist) : \
3448 (bfd_assert (__FILE__,__LINE__), NULL))
3449#endif
3450#define BFD_SEND_FMT(bfd, message, arglist) \
8c603c85 3451 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
252b5132
RH
3452
3453#ifdef DEBUG_BFD_SEND
3454#undef BFD_SEND_FMT
3455#define BFD_SEND_FMT(bfd, message, arglist) \
3456 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
8c603c85 3457 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
252b5132
RH
3458 (bfd_assert (__FILE__,__LINE__), NULL))
3459#endif
3460enum bfd_flavour {
3461 bfd_target_unknown_flavour,
3462 bfd_target_aout_flavour,
3463 bfd_target_coff_flavour,
3464 bfd_target_ecoff_flavour,
9bd09e22 3465 bfd_target_xcoff_flavour,
252b5132
RH
3466 bfd_target_elf_flavour,
3467 bfd_target_ieee_flavour,
3468 bfd_target_nlm_flavour,
3469 bfd_target_oasys_flavour,
3470 bfd_target_tekhex_flavour,
3471 bfd_target_srec_flavour,
3472 bfd_target_ihex_flavour,
3473 bfd_target_som_flavour,
3474 bfd_target_os9k_flavour,
3475 bfd_target_versados_flavour,
3476 bfd_target_msdos_flavour,
3477 bfd_target_ovax_flavour,
3c3bdf30
NC
3478 bfd_target_evax_flavour,
3479 bfd_target_mmo_flavour
252b5132
RH
3480};
3481
3482enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3483
52b219b5 3484/* Forward declaration. */
252b5132
RH
3485typedef struct bfd_link_info _bfd_link_info;
3486
3487typedef struct bfd_target
3488{
3489 char *name;
3490 enum bfd_flavour flavour;
3491 enum bfd_endian byteorder;
3492 enum bfd_endian header_byteorder;
8c603c85 3493 flagword object_flags;
252b5132
RH
3494 flagword section_flags;
3495 char symbol_leading_char;
8c603c85 3496 char ar_pad_char;
252b5132 3497 unsigned short ar_max_namelen;
dc810e39 3498 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
252b5132 3499 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
dc810e39
AM
3500 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3501 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
252b5132 3502 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
dc810e39
AM
3503 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3504 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
252b5132 3505 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
dc810e39
AM
3506 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3507 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
252b5132 3508 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
dc810e39
AM
3509 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3510 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
252b5132 3511 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
dc810e39
AM
3512 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3513 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
252b5132 3514 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
dc810e39 3515 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
252b5132 3516 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
dc810e39
AM
3517 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3518 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
252b5132 3519
52b219b5 3520 /* Generic entry points. */
e43d48cc
AM
3521#define BFD_JUMP_TABLE_GENERIC(NAME) \
3522CONCAT2 (NAME,_close_and_cleanup), \
3523CONCAT2 (NAME,_bfd_free_cached_info), \
3524CONCAT2 (NAME,_new_section_hook), \
3525CONCAT2 (NAME,_get_section_contents), \
3526CONCAT2 (NAME,_get_section_contents_in_window)
252b5132 3527
52b219b5 3528 /* Called when the BFD is being closed to do any necessary cleanup. */
dc810e39 3529 boolean (*_close_and_cleanup) PARAMS ((bfd *));
52b219b5 3530 /* Ask the BFD to free all cached information. */
dc810e39 3531 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
52b219b5 3532 /* Called when a new section is created. */
dc810e39 3533 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
52b219b5 3534 /* Read the contents of a section. */
dc810e39
AM
3535 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3536 file_ptr, bfd_size_type));
3537 boolean (*_bfd_get_section_contents_in_window)
3538 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
252b5132 3539
52b219b5 3540 /* Entry points to copy private data. */
e43d48cc
AM
3541#define BFD_JUMP_TABLE_COPY(NAME) \
3542CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3543CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3544CONCAT2 (NAME,_bfd_copy_private_section_data), \
3545CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3546CONCAT2 (NAME,_bfd_set_private_flags), \
3547CONCAT2 (NAME,_bfd_print_private_bfd_data) \
52b219b5 3548 /* Called to copy BFD general private data from one object file
252b5132 3549 to another. */
dc810e39 3550 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
52b219b5 3551 /* Called to merge BFD general private data from one object file
252b5132 3552 to a common output file when linking. */
dc810e39 3553 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
52b219b5 3554 /* Called to copy BFD private section data from one object file
252b5132 3555 to another. */
dc810e39
AM
3556 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3557 bfd *, sec_ptr));
8c603c85 3558 /* Called to copy BFD private symbol data from one symbol
252b5132 3559 to another. */
dc810e39
AM
3560 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3561 bfd *, asymbol *));
52b219b5 3562 /* Called to set private backend flags */
dc810e39 3563 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
252b5132 3564
52b219b5 3565 /* Called to print private BFD data */
dc810e39 3566 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
252b5132 3567
52b219b5 3568 /* Core file entry points. */
e43d48cc
AM
3569#define BFD_JUMP_TABLE_CORE(NAME) \
3570CONCAT2 (NAME,_core_file_failing_command), \
3571CONCAT2 (NAME,_core_file_failing_signal), \
3572CONCAT2 (NAME,_core_file_matches_executable_p)
252b5132
RH
3573 char * (*_core_file_failing_command) PARAMS ((bfd *));
3574 int (*_core_file_failing_signal) PARAMS ((bfd *));
3575 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3576
52b219b5 3577 /* Archive entry points. */
e43d48cc
AM
3578#define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3579CONCAT2 (NAME,_slurp_armap), \
3580CONCAT2 (NAME,_slurp_extended_name_table), \
3581CONCAT2 (NAME,_construct_extended_name_table), \
3582CONCAT2 (NAME,_truncate_arname), \
3583CONCAT2 (NAME,_write_armap), \
3584CONCAT2 (NAME,_read_ar_hdr), \
3585CONCAT2 (NAME,_openr_next_archived_file), \
3586CONCAT2 (NAME,_get_elt_at_index), \
3587CONCAT2 (NAME,_generic_stat_arch_elt), \
3588CONCAT2 (NAME,_update_armap_timestamp)
252b5132
RH
3589 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3590 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3591 boolean (*_bfd_construct_extended_name_table)
dc810e39
AM
3592 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3593 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3594 boolean (*write_armap)
3595 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3596 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3597 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
252b5132
RH
3598#define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3599 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3600 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3601 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
77fb9c28 3602
52b219b5 3603 /* Entry points used for symbols. */
e43d48cc
AM
3604#define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3605CONCAT2 (NAME,_get_symtab_upper_bound), \
3606CONCAT2 (NAME,_get_symtab), \
3607CONCAT2 (NAME,_make_empty_symbol), \
3608CONCAT2 (NAME,_print_symbol), \
3609CONCAT2 (NAME,_get_symbol_info), \
3610CONCAT2 (NAME,_bfd_is_local_label_name), \
3611CONCAT2 (NAME,_get_lineno), \
3612CONCAT2 (NAME,_find_nearest_line), \
3613CONCAT2 (NAME,_bfd_make_debug_symbol), \
3614CONCAT2 (NAME,_read_minisymbols), \
3615CONCAT2 (NAME,_minisymbol_to_symbol)
dc810e39
AM
3616 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3617 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3618 struct symbol_cache_entry **));
3619 struct symbol_cache_entry *
3620 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3621 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3622 struct symbol_cache_entry *,
3623 bfd_print_symbol_type));
252b5132 3624#define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
dc810e39
AM
3625 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3626 struct symbol_cache_entry *,
3627 symbol_info *));
252b5132 3628#define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
dc810e39 3629 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
252b5132 3630
dc810e39
AM
3631 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3632 boolean (*_bfd_find_nearest_line)
3633 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3634 const char **, const char **, unsigned int *));
52b219b5 3635 /* Back-door to allow format-aware applications to create debug symbols
252b5132
RH
3636 while using BFD for everything else. Currently used by the assembler
3637 when creating COFF files. */
dc810e39
AM
3638 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3639 unsigned long size));
252b5132
RH
3640#define bfd_read_minisymbols(b, d, m, s) \
3641 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
dc810e39
AM
3642 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3643 unsigned int *));
252b5132
RH
3644#define bfd_minisymbol_to_symbol(b, d, m, f) \
3645 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3646 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3647 asymbol *));
3648
52b219b5 3649 /* Routines for relocs. */
e43d48cc
AM
3650#define BFD_JUMP_TABLE_RELOCS(NAME) \
3651CONCAT2 (NAME,_get_reloc_upper_bound), \
3652CONCAT2 (NAME,_canonicalize_reloc), \
3653CONCAT2 (NAME,_bfd_reloc_type_lookup)
dc810e39
AM
3654 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3655 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3656 struct symbol_cache_entry **));
52b219b5 3657 /* See documentation on reloc types. */
252b5132 3658 reloc_howto_type *
dc810e39 3659 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
252b5132 3660
52b219b5 3661 /* Routines used when writing an object file. */
e43d48cc
AM
3662#define BFD_JUMP_TABLE_WRITE(NAME) \
3663CONCAT2 (NAME,_set_arch_mach), \
3664CONCAT2 (NAME,_set_section_contents)
dc810e39
AM
3665 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3666 unsigned long));
3667 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3668 file_ptr, bfd_size_type));
252b5132 3669
52b219b5 3670 /* Routines used by the linker. */
e43d48cc
AM
3671#define BFD_JUMP_TABLE_LINK(NAME) \
3672CONCAT2 (NAME,_sizeof_headers), \
3673CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3674CONCAT2 (NAME,_bfd_relax_section), \
3675CONCAT2 (NAME,_bfd_link_hash_table_create), \
3676CONCAT2 (NAME,_bfd_link_add_symbols), \
3677CONCAT2 (NAME,_bfd_final_link), \
3678CONCAT2 (NAME,_bfd_link_split_section), \
3679CONCAT2 (NAME,_bfd_gc_sections), \
3680CONCAT2 (NAME,_bfd_merge_sections)
dc810e39
AM
3681 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3682 bfd_byte *(*_bfd_get_relocated_section_contents)
3683 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3684 bfd_byte *, boolean, struct symbol_cache_entry **));
252b5132 3685
dc810e39
AM
3686 boolean (*_bfd_relax_section)
3687 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
252b5132 3688
52b219b5 3689 /* Create a hash table for the linker. Different backends store
252b5132
RH
3690 different information in this table. */
3691 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3692
52b219b5 3693 /* Add symbols from this object file into the hash table. */
dc810e39 3694 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
252b5132 3695
52b219b5 3696 /* Do a link based on the link_order structures attached to each
252b5132 3697 section of the BFD. */
dc810e39 3698 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
252b5132 3699
52b219b5 3700 /* Should this section be split up into smaller pieces during linking. */
dc810e39 3701 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
252b5132 3702
52b219b5 3703 /* Remove sections that are not referenced from the output. */
dc810e39 3704 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
252b5132 3705
8550eb6e 3706 /* Attempt to merge SEC_MERGE sections. */
dc810e39 3707 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
8550eb6e 3708
52b219b5 3709 /* Routines to handle dynamic symbols and relocs. */
e43d48cc
AM
3710#define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3711CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3712CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3713CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3714CONCAT2 (NAME,_canonicalize_dynamic_reloc)
8d88c4ca 3715 /* Get the amount of memory required to hold the dynamic symbols. */
dc810e39 3716 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
52b219b5 3717 /* Read in the dynamic symbols. */
dc810e39 3718 long (*_bfd_canonicalize_dynamic_symtab)
252b5132 3719 PARAMS ((bfd *, struct symbol_cache_entry **));
52b219b5 3720 /* Get the amount of memory required to hold the dynamic relocs. */
dc810e39 3721 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
52b219b5 3722 /* Read in the dynamic relocs. */
dc810e39 3723 long (*_bfd_canonicalize_dynamic_reloc)
252b5132 3724 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
b23b8e6e 3725
8c603c85 3726 /* Opposite endian version of this target. */
c3c89269 3727 const struct bfd_target * alternative_target;
8c603c85 3728
252b5132 3729 PTR backend_data;
8c603c85 3730
252b5132 3731} bfd_target;
c02e7c3e
KH
3732boolean
3733bfd_set_default_target PARAMS ((const char *name));
252b5132
RH
3734
3735const bfd_target *
dc810e39 3736bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
252b5132
RH
3737
3738const char **
3739bfd_target_list PARAMS ((void));
3740
c02e7c3e
KH
3741const bfd_target *
3742bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
c3c89269 3743
c02e7c3e 3744boolean
252b5132
RH
3745bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3746
c02e7c3e 3747boolean
252b5132
RH
3748bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3749
c02e7c3e 3750boolean
252b5132
RH
3751bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3752
3619ad04 3753const char *
252b5132
RH
3754bfd_format_string PARAMS ((bfd_format format));
3755
3756#ifdef __cplusplus
3757}
3758#endif
3759#endif
This page took 0.334826 seconds and 4 git commands to generate.