* elf-bfd.h (struct bfd_elf_section_data): Add "group" and
[deliverable/binutils-gdb.git] / bfd / bfd-in2.h
CommitLineData
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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
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8 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
9 2000, 2001
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10 Free Software Foundation, Inc.
11 Contributed by Cygnus Support.
12
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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
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29#ifndef __BFD_H_SEEN__
30#define __BFD_H_SEEN__
31
32#ifdef __cplusplus
33extern "C" {
34#endif
35
36#include "ansidecl.h"
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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
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50#define BFD_VERSION @bfd_version@
51#define BFD_VERSION_DATE @bfd_version_date@
52#define BFD_VERSION_STRING @bfd_version_string@
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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@
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58
59/* The word size of the default bfd target. */
60#define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
61
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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. */
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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))
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98#define TRUE_FALSE_ALREADY_DEFINED
99#endif
100#ifdef MPW
8546af74 101/* Pre-emptive strike - get the file with the enum. */
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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
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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. */
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175#define fprintf_vma(s,x) fprintf (s, "%08lx", x)
176#define sprintf_vma(s,x) sprintf (s, "%08lx", x)
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177
178#endif /* not BFD64 */
179
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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
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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)
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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
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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 */
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301 union {
302 file_ptr pos;
303 bfd *abfd;
304 } u; /* bfd* or file position */
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305 int namidx; /* index into string table */
306};
307\f
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308/* Linenumber stuff */
309typedef struct lineno_cache_entry {
60bcf0fa 310 unsigned int line_number; /* Linenumber from start of function*/
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311 union {
312 struct symbol_cache_entry *sym; /* Function name */
f34d8777 313 bfd_vma offset; /* Offset into section */
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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;
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342\f
343typedef enum bfd_print_symbol
60bcf0fa 344{
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345 bfd_print_symbol_name,
346 bfd_print_symbol_more,
347 bfd_print_symbol_all
348} bfd_print_symbol_type;
60bcf0fa 349
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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. */
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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));
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453
454#define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
e43d48cc 455
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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
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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
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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
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494#define bfd_family_coff(abfd) \
495 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
496 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
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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
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521extern boolean bfd_cache_close PARAMS ((bfd *abfd));
522/* NB: This declaration should match the autogenerated one in libbfd.h. */
523
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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
AM
1187 /* Another mark flag used by some of the linker backends. Set for
1188 output sections that have a input section. */
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 */
252b5132
RH
1604 bfd_arch_last
1605 };
1606
8546af74 1607typedef struct bfd_arch_info
252b5132
RH
1608{
1609 int bits_per_word;
1610 int bits_per_address;
1611 int bits_per_byte;
1612 enum bfd_architecture arch;
1613 unsigned long mach;
1614 const char *arch_name;
1615 const char *printable_name;
1616 unsigned int section_align_power;
52b219b5 1617 /* True if this is the default machine for the architecture. */
8546af74 1618 boolean the_default;
252b5132
RH
1619 const struct bfd_arch_info * (*compatible)
1620 PARAMS ((const struct bfd_arch_info *a,
1621 const struct bfd_arch_info *b));
1622
1623 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1624
1625 const struct bfd_arch_info *next;
1626} bfd_arch_info_type;
1627const char *
1628bfd_printable_name PARAMS ((bfd *abfd));
1629
1630const bfd_arch_info_type *
1631bfd_scan_arch PARAMS ((const char *string));
1632
1633const char **
1634bfd_arch_list PARAMS ((void));
1635
1636const bfd_arch_info_type *
1637bfd_arch_get_compatible PARAMS ((
1638 const bfd *abfd,
1639 const bfd *bbfd));
1640
c02e7c3e 1641void
252b5132
RH
1642bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
1643
c02e7c3e 1644enum bfd_architecture
252b5132
RH
1645bfd_get_arch PARAMS ((bfd *abfd));
1646
c02e7c3e 1647unsigned long
252b5132
RH
1648bfd_get_mach PARAMS ((bfd *abfd));
1649
c02e7c3e 1650unsigned int
252b5132
RH
1651bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1652
c02e7c3e 1653unsigned int
252b5132
RH
1654bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1655
c02e7c3e 1656const bfd_arch_info_type *
252b5132
RH
1657bfd_get_arch_info PARAMS ((bfd *abfd));
1658
1659const bfd_arch_info_type *
c02e7c3e 1660bfd_lookup_arch PARAMS ((enum bfd_architecture
252b5132
RH
1661 arch,
1662 unsigned long machine));
1663
1664const char *
c02e7c3e 1665bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
252b5132 1666
c02e7c3e 1667unsigned int
9a968f43
NC
1668bfd_octets_per_byte PARAMS ((bfd *abfd));
1669
c02e7c3e 1670unsigned int
9a968f43 1671bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch,
7f8d5fc9 1672 unsigned long machine));
9a968f43 1673
252b5132
RH
1674typedef enum bfd_reloc_status
1675{
dc810e39 1676 /* No errors detected */
252b5132
RH
1677 bfd_reloc_ok,
1678
dc810e39 1679 /* The relocation was performed, but there was an overflow. */
252b5132
RH
1680 bfd_reloc_overflow,
1681
dc810e39 1682 /* The address to relocate was not within the section supplied. */
252b5132
RH
1683 bfd_reloc_outofrange,
1684
dc810e39 1685 /* Used by special functions */
252b5132
RH
1686 bfd_reloc_continue,
1687
dc810e39 1688 /* Unsupported relocation size requested. */
252b5132
RH
1689 bfd_reloc_notsupported,
1690
dc810e39 1691 /* Unused */
252b5132
RH
1692 bfd_reloc_other,
1693
dc810e39 1694 /* The symbol to relocate against was undefined. */
252b5132
RH
1695 bfd_reloc_undefined,
1696
dc810e39
AM
1697 /* The relocation was performed, but may not be ok - presently
1698 generated only when linking i960 coff files with i960 b.out
1699 symbols. If this type is returned, the error_message argument
1700 to bfd_perform_relocation will be set. */
252b5132
RH
1701 bfd_reloc_dangerous
1702 }
1703 bfd_reloc_status_type;
1704
541389e2 1705
252b5132
RH
1706typedef struct reloc_cache_entry
1707{
dc810e39 1708 /* A pointer into the canonical table of pointers */
252b5132
RH
1709 struct symbol_cache_entry **sym_ptr_ptr;
1710
dc810e39 1711 /* offset in section */
252b5132
RH
1712 bfd_size_type address;
1713
dc810e39 1714 /* addend for relocation value */
252b5132
RH
1715 bfd_vma addend;
1716
dc810e39 1717 /* Pointer to how to perform the required relocation */
252b5132
RH
1718 reloc_howto_type *howto;
1719
1720} arelent;
1721enum complain_overflow
1722{
dc810e39 1723 /* Do not complain on overflow. */
252b5132
RH
1724 complain_overflow_dont,
1725
dc810e39
AM
1726 /* Complain if the bitfield overflows, whether it is considered
1727 as signed or unsigned. */
252b5132
RH
1728 complain_overflow_bitfield,
1729
dc810e39
AM
1730 /* Complain if the value overflows when considered as signed
1731 number. */
252b5132
RH
1732 complain_overflow_signed,
1733
dc810e39
AM
1734 /* Complain if the value overflows when considered as an
1735 unsigned number. */
252b5132
RH
1736 complain_overflow_unsigned
1737};
1738
1739struct reloc_howto_struct
1740{
dc810e39
AM
1741 /* The type field has mainly a documentary use - the back end can
1742 do what it wants with it, though normally the back end's
1743 external idea of what a reloc number is stored
1744 in this field. For example, a PC relative word relocation
1745 in a coff environment has the type 023 - because that's
1746 what the outside world calls a R_PCRWORD reloc. */
252b5132
RH
1747 unsigned int type;
1748
dc810e39
AM
1749 /* The value the final relocation is shifted right by. This drops
1750 unwanted data from the relocation. */
252b5132
RH
1751 unsigned int rightshift;
1752
dc810e39
AM
1753 /* The size of the item to be relocated. This is *not* a
1754 power-of-two measure. To get the number of bytes operated
1755 on by a type of relocation, use bfd_get_reloc_size. */
252b5132
RH
1756 int size;
1757
dc810e39
AM
1758 /* The number of bits in the item to be relocated. This is used
1759 when doing overflow checking. */
252b5132
RH
1760 unsigned int bitsize;
1761
dc810e39
AM
1762 /* Notes that the relocation is relative to the location in the
1763 data section of the addend. The relocation function will
1764 subtract from the relocation value the address of the location
1765 being relocated. */
252b5132
RH
1766 boolean pc_relative;
1767
dc810e39
AM
1768 /* The bit position of the reloc value in the destination.
1769 The relocated value is left shifted by this amount. */
252b5132
RH
1770 unsigned int bitpos;
1771
dc810e39
AM
1772 /* What type of overflow error should be checked for when
1773 relocating. */
252b5132
RH
1774 enum complain_overflow complain_on_overflow;
1775
dc810e39
AM
1776 /* If this field is non null, then the supplied function is
1777 called rather than the normal function. This allows really
1778 strange relocation methods to be accomodated (e.g., i960 callj
1779 instructions). */
252b5132 1780 bfd_reloc_status_type (*special_function)
dc810e39
AM
1781 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *,
1782 bfd *, char **));
1783
1784 /* The textual name of the relocation type. */
252b5132
RH
1785 char *name;
1786
dc810e39
AM
1787 /* Some formats record a relocation addend in the section contents
1788 rather than with the relocation. For ELF formats this is the
1789 distinction between USE_REL and USE_RELA (though the code checks
1790 for USE_REL == 1/0). The value of this field is TRUE if the
1791 addend is recorded with the section contents; when performing a
1792 partial link (ld -r) the section contents (the data) will be
1793 modified. The value of this field is FALSE if addends are
1794 recorded with the relocation (in arelent.addend); when performing
1795 a partial link the relocation will be modified.
1796 All relocations for all ELF USE_RELA targets should set this field
1797 to FALSE (values of TRUE should be looked on with suspicion).
1798 However, the converse is not true: not all relocations of all ELF
1799 USE_REL targets set this field to TRUE. Why this is so is peculiar
1800 to each particular target. For relocs that aren't used in partial
1801 links (e.g. GOT stuff) it doesn't matter what this is set to. */
252b5132
RH
1802 boolean partial_inplace;
1803
dc810e39
AM
1804 /* The src_mask selects which parts of the read in data
1805 are to be used in the relocation sum. E.g., if this was an 8 bit
1806 byte of data which we read and relocated, this would be
1807 0x000000ff. When we have relocs which have an addend, such as
1808 sun4 extended relocs, the value in the offset part of a
1809 relocating field is garbage so we never use it. In this case
1810 the mask would be 0x00000000. */
252b5132
RH
1811 bfd_vma src_mask;
1812
dc810e39
AM
1813 /* The dst_mask selects which parts of the instruction are replaced
1814 into the instruction. In most cases src_mask == dst_mask,
1815 except in the above special case, where dst_mask would be
1816 0x000000ff, and src_mask would be 0x00000000. */
252b5132
RH
1817 bfd_vma dst_mask;
1818
dc810e39
AM
1819 /* When some formats create PC relative instructions, they leave
1820 the value of the pc of the place being relocated in the offset
1821 slot of the instruction, so that a PC relative relocation can
1822 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1823 Some formats leave the displacement part of an instruction
1824 empty (e.g., m88k bcs); this flag signals the fact. */
252b5132 1825 boolean pcrel_offset;
252b5132 1826};
dc810e39
AM
1827#define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
1828 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC }
1829#define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \
1830 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \
1831 NAME, false, 0, 0, IN)
252b5132 1832
5f771d47 1833#define EMPTY_HOWTO(C) \
dc810e39
AM
1834 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \
1835 NULL, false, 0, 0, false)
1836
1837#define HOWTO_PREPARE(relocation, symbol) \
1838 { \
1839 if (symbol != (asymbol *) NULL) \
1840 { \
1841 if (bfd_is_com_section (symbol->section)) \
1842 { \
1843 relocation = 0; \
1844 } \
1845 else \
1846 { \
1847 relocation = symbol->value; \
1848 } \
1849 } \
1850 }
c02e7c3e
KH
1851unsigned int
1852bfd_get_reloc_size PARAMS ((reloc_howto_type *));
252b5132 1853
dc810e39
AM
1854typedef struct relent_chain
1855{
252b5132 1856 arelent relent;
dc810e39 1857 struct relent_chain *next;
252b5132
RH
1858} arelent_chain;
1859bfd_reloc_status_type
c02e7c3e 1860bfd_check_overflow PARAMS ((enum complain_overflow how,
252b5132
RH
1861 unsigned int bitsize,
1862 unsigned int rightshift,
1863 unsigned int addrsize,
1864 bfd_vma relocation));
1865
1866bfd_reloc_status_type
c02e7c3e 1867bfd_perform_relocation PARAMS ((bfd *abfd,
252b5132
RH
1868 arelent *reloc_entry,
1869 PTR data,
1870 asection *input_section,
1871 bfd *output_bfd,
1872 char **error_message));
1873
1874bfd_reloc_status_type
c02e7c3e 1875bfd_install_relocation PARAMS ((bfd *abfd,
252b5132
RH
1876 arelent *reloc_entry,
1877 PTR data, bfd_vma data_start,
1878 asection *input_section,
1879 char **error_message));
1880
1881enum bfd_reloc_code_real {
1882 _dummy_first_bfd_reloc_code_real,
1883
541389e2 1884
8d88c4ca 1885/* Basic absolute relocations of N bits. */
252b5132
RH
1886 BFD_RELOC_64,
1887 BFD_RELOC_32,
1888 BFD_RELOC_26,
1889 BFD_RELOC_24,
1890 BFD_RELOC_16,
1891 BFD_RELOC_14,
1892 BFD_RELOC_8,
1893
1894/* PC-relative relocations. Sometimes these are relative to the address
1895of the relocation itself; sometimes they are relative to the start of
1896the section containing the relocation. It depends on the specific target.
1897
8d88c4ca 1898The 24-bit relocation is used in some Intel 960 configurations. */
252b5132
RH
1899 BFD_RELOC_64_PCREL,
1900 BFD_RELOC_32_PCREL,
1901 BFD_RELOC_24_PCREL,
1902 BFD_RELOC_16_PCREL,
1903 BFD_RELOC_12_PCREL,
1904 BFD_RELOC_8_PCREL,
1905
8d88c4ca 1906/* For ELF. */
252b5132
RH
1907 BFD_RELOC_32_GOT_PCREL,
1908 BFD_RELOC_16_GOT_PCREL,
1909 BFD_RELOC_8_GOT_PCREL,
1910 BFD_RELOC_32_GOTOFF,
1911 BFD_RELOC_16_GOTOFF,
1912 BFD_RELOC_LO16_GOTOFF,
1913 BFD_RELOC_HI16_GOTOFF,
1914 BFD_RELOC_HI16_S_GOTOFF,
1915 BFD_RELOC_8_GOTOFF,
5bd4f169 1916 BFD_RELOC_64_PLT_PCREL,
252b5132
RH
1917 BFD_RELOC_32_PLT_PCREL,
1918 BFD_RELOC_24_PLT_PCREL,
1919 BFD_RELOC_16_PLT_PCREL,
1920 BFD_RELOC_8_PLT_PCREL,
5bd4f169 1921 BFD_RELOC_64_PLTOFF,
252b5132
RH
1922 BFD_RELOC_32_PLTOFF,
1923 BFD_RELOC_16_PLTOFF,
1924 BFD_RELOC_LO16_PLTOFF,
1925 BFD_RELOC_HI16_PLTOFF,
1926 BFD_RELOC_HI16_S_PLTOFF,
1927 BFD_RELOC_8_PLTOFF,
1928
8d88c4ca 1929/* Relocations used by 68K ELF. */
252b5132
RH
1930 BFD_RELOC_68K_GLOB_DAT,
1931 BFD_RELOC_68K_JMP_SLOT,
1932 BFD_RELOC_68K_RELATIVE,
1933
8d88c4ca 1934/* Linkage-table relative. */
252b5132
RH
1935 BFD_RELOC_32_BASEREL,
1936 BFD_RELOC_16_BASEREL,
1937 BFD_RELOC_LO16_BASEREL,
1938 BFD_RELOC_HI16_BASEREL,
1939 BFD_RELOC_HI16_S_BASEREL,
1940 BFD_RELOC_8_BASEREL,
1941 BFD_RELOC_RVA,
1942
8d88c4ca 1943/* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
252b5132
RH
1944 BFD_RELOC_8_FFnn,
1945
1946/* These PC-relative relocations are stored as word displacements --
1947i.e., byte displacements shifted right two bits. The 30-bit word
1948displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
1949SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
1950signed 16-bit displacement is used on the MIPS, and the 23-bit
8d88c4ca 1951displacement is used on the Alpha. */
252b5132
RH
1952 BFD_RELOC_32_PCREL_S2,
1953 BFD_RELOC_16_PCREL_S2,
1954 BFD_RELOC_23_PCREL_S2,
1955
1956/* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
8d88c4ca 1957the target word. These are used on the SPARC. */
252b5132
RH
1958 BFD_RELOC_HI22,
1959 BFD_RELOC_LO10,
1960
1961/* For systems that allocate a Global Pointer register, these are
1962displacements off that register. These relocation types are
1963handled specially, because the value the register will have is
8d88c4ca 1964decided relatively late. */
252b5132
RH
1965 BFD_RELOC_GPREL16,
1966 BFD_RELOC_GPREL32,
1967
8d88c4ca 1968/* Reloc types used for i960/b.out. */
252b5132
RH
1969 BFD_RELOC_I960_CALLJ,
1970
1971/* SPARC ELF relocations. There is probably some overlap with other
8d88c4ca 1972relocation types already defined. */
252b5132
RH
1973 BFD_RELOC_NONE,
1974 BFD_RELOC_SPARC_WDISP22,
1975 BFD_RELOC_SPARC22,
1976 BFD_RELOC_SPARC13,
1977 BFD_RELOC_SPARC_GOT10,
1978 BFD_RELOC_SPARC_GOT13,
1979 BFD_RELOC_SPARC_GOT22,
1980 BFD_RELOC_SPARC_PC10,
1981 BFD_RELOC_SPARC_PC22,
1982 BFD_RELOC_SPARC_WPLT30,
1983 BFD_RELOC_SPARC_COPY,
1984 BFD_RELOC_SPARC_GLOB_DAT,
1985 BFD_RELOC_SPARC_JMP_SLOT,
1986 BFD_RELOC_SPARC_RELATIVE,
0f2712ed 1987 BFD_RELOC_SPARC_UA16,
252b5132 1988 BFD_RELOC_SPARC_UA32,
0f2712ed 1989 BFD_RELOC_SPARC_UA64,
252b5132 1990
8d88c4ca 1991/* I think these are specific to SPARC a.out (e.g., Sun 4). */
252b5132
RH
1992 BFD_RELOC_SPARC_BASE13,
1993 BFD_RELOC_SPARC_BASE22,
1994
1995/* SPARC64 relocations */
1996#define BFD_RELOC_SPARC_64 BFD_RELOC_64
1997 BFD_RELOC_SPARC_10,
1998 BFD_RELOC_SPARC_11,
1999 BFD_RELOC_SPARC_OLO10,
2000 BFD_RELOC_SPARC_HH22,
2001 BFD_RELOC_SPARC_HM10,
2002 BFD_RELOC_SPARC_LM22,
2003 BFD_RELOC_SPARC_PC_HH22,
2004 BFD_RELOC_SPARC_PC_HM10,
2005 BFD_RELOC_SPARC_PC_LM22,
2006 BFD_RELOC_SPARC_WDISP16,
2007 BFD_RELOC_SPARC_WDISP19,
2008 BFD_RELOC_SPARC_7,
2009 BFD_RELOC_SPARC_6,
2010 BFD_RELOC_SPARC_5,
2011#define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL
2012 BFD_RELOC_SPARC_PLT64,
2013 BFD_RELOC_SPARC_HIX22,
2014 BFD_RELOC_SPARC_LOX10,
2015 BFD_RELOC_SPARC_H44,
2016 BFD_RELOC_SPARC_M44,
2017 BFD_RELOC_SPARC_L44,
2018 BFD_RELOC_SPARC_REGISTER,
2019
2020/* SPARC little endian relocation */
2021 BFD_RELOC_SPARC_REV32,
2022
2023/* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
2024"addend" in some special way.
2025For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
2026writing; when reading, it will be the absolute section symbol. The
2027addend is the displacement in bytes of the "lda" instruction from
8d88c4ca 2028the "ldah" instruction (which is at the address of this reloc). */
252b5132
RH
2029 BFD_RELOC_ALPHA_GPDISP_HI16,
2030
2031/* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
2032with GPDISP_HI16 relocs. The addend is ignored when writing the
2033relocations out, and is filled in with the file's GP value on
8d88c4ca 2034reading, for convenience. */
252b5132
RH
2035 BFD_RELOC_ALPHA_GPDISP_LO16,
2036
2037/* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
2038relocation except that there is no accompanying GPDISP_LO16
8d88c4ca 2039relocation. */
252b5132
RH
2040 BFD_RELOC_ALPHA_GPDISP,
2041
2042/* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
2043the assembler turns it into a LDQ instruction to load the address of
2044the symbol, and then fills in a register in the real instruction.
2045
2046The LITERAL reloc, at the LDQ instruction, refers to the .lita
2047section symbol. The addend is ignored when writing, but is filled
2048in with the file's GP value on reading, for convenience, as with the
2049GPDISP_LO16 reloc.
2050
2051The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
2052It should refer to the symbol to be referenced, as with 16_GOTOFF,
2053but it generates output not based on the position within the .got
2054section, but relative to the GP value chosen for the file during the
2055final link stage.
2056
2057The LITUSE reloc, on the instruction using the loaded address, gives
2058information to the linker that it might be able to use to optimize
2059away some literal section references. The symbol is ignored (read
2060as the absolute section symbol), and the "addend" indicates the type
2061of instruction using the register:
20621 - "memory" fmt insn
20632 - byte-manipulation (byte offset reg)
dfe57ca0 20643 - jsr (target of branch) */
252b5132
RH
2065 BFD_RELOC_ALPHA_LITERAL,
2066 BFD_RELOC_ALPHA_ELF_LITERAL,
2067 BFD_RELOC_ALPHA_LITUSE,
2068
2069/* The HINT relocation indicates a value that should be filled into the
2070"hint" field of a jmp/jsr/ret instruction, for possible branch-
8d88c4ca 2071prediction logic which may be provided on some processors. */
252b5132
RH
2072 BFD_RELOC_ALPHA_HINT,
2073
2074/* The LINKAGE relocation outputs a linkage pair in the object file,
8d88c4ca 2075which is filled by the linker. */
252b5132
RH
2076 BFD_RELOC_ALPHA_LINKAGE,
2077
2078/* The CODEADDR relocation outputs a STO_CA in the object file,
8d88c4ca 2079which is filled by the linker. */
252b5132
RH
2080 BFD_RELOC_ALPHA_CODEADDR,
2081
dc810e39 2082/* The GPREL_HI/LO relocations together form a 32-bit offset from the
dfe57ca0
RH
2083GP register. */
2084 BFD_RELOC_ALPHA_GPREL_HI16,
2085 BFD_RELOC_ALPHA_GPREL_LO16,
2086
252b5132 2087/* Bits 27..2 of the relocation address shifted right 2 bits;
8d88c4ca 2088simple reloc otherwise. */
252b5132
RH
2089 BFD_RELOC_MIPS_JMP,
2090
8d88c4ca 2091/* The MIPS16 jump instruction. */
252b5132
RH
2092 BFD_RELOC_MIPS16_JMP,
2093
8d88c4ca 2094/* MIPS16 GP relative reloc. */
252b5132
RH
2095 BFD_RELOC_MIPS16_GPREL,
2096
8d88c4ca 2097/* High 16 bits of 32-bit value; simple reloc. */
252b5132
RH
2098 BFD_RELOC_HI16,
2099
2100/* High 16 bits of 32-bit value but the low 16 bits will be sign
2101extended and added to form the final result. If the low 16
2102bits form a negative number, we need to add one to the high value
8d88c4ca 2103to compensate for the borrow when the low bits are added. */
252b5132
RH
2104 BFD_RELOC_HI16_S,
2105
8d88c4ca 2106/* Low 16 bits. */
252b5132
RH
2107 BFD_RELOC_LO16,
2108
8d88c4ca 2109/* Like BFD_RELOC_HI16_S, but PC relative. */
252b5132
RH
2110 BFD_RELOC_PCREL_HI16_S,
2111
8d88c4ca 2112/* Like BFD_RELOC_LO16, but PC relative. */
252b5132
RH
2113 BFD_RELOC_PCREL_LO16,
2114
8d88c4ca 2115/* Relocation relative to the global pointer. */
252b5132
RH
2116#define BFD_RELOC_MIPS_GPREL BFD_RELOC_GPREL16
2117
8d88c4ca 2118/* Relocation against a MIPS literal section. */
252b5132
RH
2119 BFD_RELOC_MIPS_LITERAL,
2120
8d88c4ca 2121/* MIPS ELF relocations. */
252b5132
RH
2122 BFD_RELOC_MIPS_GOT16,
2123 BFD_RELOC_MIPS_CALL16,
2124#define BFD_RELOC_MIPS_GPREL32 BFD_RELOC_GPREL32
2125 BFD_RELOC_MIPS_GOT_HI16,
2126 BFD_RELOC_MIPS_GOT_LO16,
2127 BFD_RELOC_MIPS_CALL_HI16,
2128 BFD_RELOC_MIPS_CALL_LO16,
3f830999
MM
2129 BFD_RELOC_MIPS_SUB,
2130 BFD_RELOC_MIPS_GOT_PAGE,
2131 BFD_RELOC_MIPS_GOT_OFST,
2132 BFD_RELOC_MIPS_GOT_DISP,
c2feb664
NC
2133 BFD_RELOC_MIPS_SHIFT5,
2134 BFD_RELOC_MIPS_SHIFT6,
2135 BFD_RELOC_MIPS_INSERT_A,
2136 BFD_RELOC_MIPS_INSERT_B,
2137 BFD_RELOC_MIPS_DELETE,
2138 BFD_RELOC_MIPS_HIGHEST,
2139 BFD_RELOC_MIPS_HIGHER,
2140 BFD_RELOC_MIPS_SCN_DISP,
2141 BFD_RELOC_MIPS_REL16,
2142 BFD_RELOC_MIPS_RELGOT,
2143 BFD_RELOC_MIPS_JALR,
252b5132 2144
541389e2 2145
252b5132
RH
2146/* i386/elf relocations */
2147 BFD_RELOC_386_GOT32,
2148 BFD_RELOC_386_PLT32,
2149 BFD_RELOC_386_COPY,
2150 BFD_RELOC_386_GLOB_DAT,
2151 BFD_RELOC_386_JUMP_SLOT,
2152 BFD_RELOC_386_RELATIVE,
2153 BFD_RELOC_386_GOTOFF,
2154 BFD_RELOC_386_GOTPC,
2155
8d88c4ca
NC
2156/* x86-64/elf relocations */
2157 BFD_RELOC_X86_64_GOT32,
2158 BFD_RELOC_X86_64_PLT32,
2159 BFD_RELOC_X86_64_COPY,
2160 BFD_RELOC_X86_64_GLOB_DAT,
2161 BFD_RELOC_X86_64_JUMP_SLOT,
2162 BFD_RELOC_X86_64_RELATIVE,
2163 BFD_RELOC_X86_64_GOTPCREL,
2164 BFD_RELOC_X86_64_32S,
2165
252b5132
RH
2166/* ns32k relocations */
2167 BFD_RELOC_NS32K_IMM_8,
2168 BFD_RELOC_NS32K_IMM_16,
2169 BFD_RELOC_NS32K_IMM_32,
2170 BFD_RELOC_NS32K_IMM_8_PCREL,
2171 BFD_RELOC_NS32K_IMM_16_PCREL,
2172 BFD_RELOC_NS32K_IMM_32_PCREL,
2173 BFD_RELOC_NS32K_DISP_8,
2174 BFD_RELOC_NS32K_DISP_16,
2175 BFD_RELOC_NS32K_DISP_32,
2176 BFD_RELOC_NS32K_DISP_8_PCREL,
2177 BFD_RELOC_NS32K_DISP_16_PCREL,
2178 BFD_RELOC_NS32K_DISP_32_PCREL,
2179
e135f41b
NC
2180/* PDP11 relocations */
2181 BFD_RELOC_PDP11_DISP_8_PCREL,
2182 BFD_RELOC_PDP11_DISP_6_PCREL,
2183
8d88c4ca 2184/* Picojava relocs. Not all of these appear in object files. */
0bcb993b
ILT
2185 BFD_RELOC_PJ_CODE_HI16,
2186 BFD_RELOC_PJ_CODE_LO16,
2187 BFD_RELOC_PJ_CODE_DIR16,
2188 BFD_RELOC_PJ_CODE_DIR32,
2189 BFD_RELOC_PJ_CODE_REL16,
2190 BFD_RELOC_PJ_CODE_REL32,
2191
8d88c4ca 2192/* Power(rs6000) and PowerPC relocations. */
252b5132
RH
2193 BFD_RELOC_PPC_B26,
2194 BFD_RELOC_PPC_BA26,
2195 BFD_RELOC_PPC_TOC16,
2196 BFD_RELOC_PPC_B16,
2197 BFD_RELOC_PPC_B16_BRTAKEN,
2198 BFD_RELOC_PPC_B16_BRNTAKEN,
2199 BFD_RELOC_PPC_BA16,
2200 BFD_RELOC_PPC_BA16_BRTAKEN,
2201 BFD_RELOC_PPC_BA16_BRNTAKEN,
2202 BFD_RELOC_PPC_COPY,
2203 BFD_RELOC_PPC_GLOB_DAT,
2204 BFD_RELOC_PPC_JMP_SLOT,
2205 BFD_RELOC_PPC_RELATIVE,
2206 BFD_RELOC_PPC_LOCAL24PC,
2207 BFD_RELOC_PPC_EMB_NADDR32,
2208 BFD_RELOC_PPC_EMB_NADDR16,
2209 BFD_RELOC_PPC_EMB_NADDR16_LO,
2210 BFD_RELOC_PPC_EMB_NADDR16_HI,
2211 BFD_RELOC_PPC_EMB_NADDR16_HA,
2212 BFD_RELOC_PPC_EMB_SDAI16,
2213 BFD_RELOC_PPC_EMB_SDA2I16,
2214 BFD_RELOC_PPC_EMB_SDA2REL,
2215 BFD_RELOC_PPC_EMB_SDA21,
2216 BFD_RELOC_PPC_EMB_MRKREF,
2217 BFD_RELOC_PPC_EMB_RELSEC16,
2218 BFD_RELOC_PPC_EMB_RELST_LO,
2219 BFD_RELOC_PPC_EMB_RELST_HI,
2220 BFD_RELOC_PPC_EMB_RELST_HA,
2221 BFD_RELOC_PPC_EMB_BIT_FLD,
2222 BFD_RELOC_PPC_EMB_RELSDA,
5bd4f169
AM
2223 BFD_RELOC_PPC64_HIGHER,
2224 BFD_RELOC_PPC64_HIGHER_S,
2225 BFD_RELOC_PPC64_HIGHEST,
2226 BFD_RELOC_PPC64_HIGHEST_S,
2227 BFD_RELOC_PPC64_TOC16_LO,
2228 BFD_RELOC_PPC64_TOC16_HI,
2229 BFD_RELOC_PPC64_TOC16_HA,
2230 BFD_RELOC_PPC64_TOC,
dc810e39 2231 BFD_RELOC_PPC64_PLTGOT16,
5bd4f169
AM
2232 BFD_RELOC_PPC64_PLTGOT16_LO,
2233 BFD_RELOC_PPC64_PLTGOT16_HI,
2234 BFD_RELOC_PPC64_PLTGOT16_HA,
2235 BFD_RELOC_PPC64_ADDR16_DS,
2236 BFD_RELOC_PPC64_ADDR16_LO_DS,
2237 BFD_RELOC_PPC64_GOT16_DS,
2238 BFD_RELOC_PPC64_GOT16_LO_DS,
2239 BFD_RELOC_PPC64_PLT16_LO_DS,
2240 BFD_RELOC_PPC64_SECTOFF_DS,
2241 BFD_RELOC_PPC64_SECTOFF_LO_DS,
2242 BFD_RELOC_PPC64_TOC16_DS,
2243 BFD_RELOC_PPC64_TOC16_LO_DS,
2244 BFD_RELOC_PPC64_PLTGOT16_DS,
2245 BFD_RELOC_PPC64_PLTGOT16_LO_DS,
252b5132 2246
5b93d8bb
AM
2247/* IBM 370/390 relocations */
2248 BFD_RELOC_I370_D12,
2249
252b5132
RH
2250/* The type of reloc used to build a contructor table - at the moment
2251probably a 32 bit wide absolute relocation, but the target can choose.
8d88c4ca 2252It generally does map to one of the other relocation types. */
252b5132
RH
2253 BFD_RELOC_CTOR,
2254
2255/* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
8d88c4ca 2256not stored in the instruction. */
252b5132
RH
2257 BFD_RELOC_ARM_PCREL_BRANCH,
2258
dfc5f959
NC
2259/* ARM 26 bit pc-relative branch. The lowest bit must be zero and is
2260not stored in the instruction. The 2nd lowest bit comes from a 1 bit
8d88c4ca 2261field in the instruction. */
dfc5f959
NC
2262 BFD_RELOC_ARM_PCREL_BLX,
2263
2264/* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
2265not stored in the instruction. The 2nd lowest bit comes from a 1 bit
8d88c4ca 2266field in the instruction. */
dfc5f959
NC
2267 BFD_RELOC_THUMB_PCREL_BLX,
2268
252b5132 2269/* These relocs are only used within the ARM assembler. They are not
8d88c4ca 2270(at present) written to any object files. */
252b5132 2271 BFD_RELOC_ARM_IMMEDIATE,
752149a0 2272 BFD_RELOC_ARM_ADRL_IMMEDIATE,
252b5132
RH
2273 BFD_RELOC_ARM_OFFSET_IMM,
2274 BFD_RELOC_ARM_SHIFT_IMM,
2275 BFD_RELOC_ARM_SWI,
2276 BFD_RELOC_ARM_MULTI,
2277 BFD_RELOC_ARM_CP_OFF_IMM,
2278 BFD_RELOC_ARM_ADR_IMM,
2279 BFD_RELOC_ARM_LDR_IMM,
2280 BFD_RELOC_ARM_LITERAL,
2281 BFD_RELOC_ARM_IN_POOL,
2282 BFD_RELOC_ARM_OFFSET_IMM8,
2283 BFD_RELOC_ARM_HWLITERAL,
2284 BFD_RELOC_ARM_THUMB_ADD,
2285 BFD_RELOC_ARM_THUMB_IMM,
2286 BFD_RELOC_ARM_THUMB_SHIFT,
2287 BFD_RELOC_ARM_THUMB_OFFSET,
2288 BFD_RELOC_ARM_GOT12,
2289 BFD_RELOC_ARM_GOT32,
2290 BFD_RELOC_ARM_JUMP_SLOT,
2291 BFD_RELOC_ARM_COPY,
2292 BFD_RELOC_ARM_GLOB_DAT,
2293 BFD_RELOC_ARM_PLT32,
2294 BFD_RELOC_ARM_RELATIVE,
2295 BFD_RELOC_ARM_GOTOFF,
2296 BFD_RELOC_ARM_GOTPC,
2297
8d88c4ca 2298/* Hitachi SH relocs. Not all of these appear in object files. */
252b5132
RH
2299 BFD_RELOC_SH_PCDISP8BY2,
2300 BFD_RELOC_SH_PCDISP12BY2,
2301 BFD_RELOC_SH_IMM4,
2302 BFD_RELOC_SH_IMM4BY2,
2303 BFD_RELOC_SH_IMM4BY4,
2304 BFD_RELOC_SH_IMM8,
2305 BFD_RELOC_SH_IMM8BY2,
2306 BFD_RELOC_SH_IMM8BY4,
2307 BFD_RELOC_SH_PCRELIMM8BY2,
2308 BFD_RELOC_SH_PCRELIMM8BY4,
2309 BFD_RELOC_SH_SWITCH16,
2310 BFD_RELOC_SH_SWITCH32,
2311 BFD_RELOC_SH_USES,
2312 BFD_RELOC_SH_COUNT,
2313 BFD_RELOC_SH_ALIGN,
2314 BFD_RELOC_SH_CODE,
2315 BFD_RELOC_SH_DATA,
2316 BFD_RELOC_SH_LABEL,
015551fc
JR
2317 BFD_RELOC_SH_LOOP_START,
2318 BFD_RELOC_SH_LOOP_END,
1bd91689
AM
2319 BFD_RELOC_SH_COPY,
2320 BFD_RELOC_SH_GLOB_DAT,
2321 BFD_RELOC_SH_JMP_SLOT,
2322 BFD_RELOC_SH_RELATIVE,
2323 BFD_RELOC_SH_GOTPC,
252b5132
RH
2324
2325/* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
8d88c4ca 2326be zero and is not stored in the instruction. */
252b5132
RH
2327 BFD_RELOC_THUMB_PCREL_BRANCH9,
2328 BFD_RELOC_THUMB_PCREL_BRANCH12,
2329 BFD_RELOC_THUMB_PCREL_BRANCH23,
2330
0d2bcfaf 2331/* ARC Cores relocs.
252b5132
RH
2332ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
2333not stored in the instruction. The high 20 bits are installed in bits 26
8d88c4ca 2334through 7 of the instruction. */
252b5132
RH
2335 BFD_RELOC_ARC_B22_PCREL,
2336
2337/* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
2338stored in the instruction. The high 24 bits are installed in bits 23
8d88c4ca 2339through 0. */
252b5132
RH
2340 BFD_RELOC_ARC_B26,
2341
2342/* Mitsubishi D10V relocs.
2343This is a 10-bit reloc with the right 2 bits
8d88c4ca 2344assumed to be 0. */
252b5132
RH
2345 BFD_RELOC_D10V_10_PCREL_R,
2346
2347/* Mitsubishi D10V relocs.
2348This is a 10-bit reloc with the right 2 bits
2349assumed to be 0. This is the same as the previous reloc
2350except it is in the left container, i.e.,
8d88c4ca 2351shifted left 15 bits. */
252b5132
RH
2352 BFD_RELOC_D10V_10_PCREL_L,
2353
2354/* This is an 18-bit reloc with the right 2 bits
8d88c4ca 2355assumed to be 0. */
252b5132
RH
2356 BFD_RELOC_D10V_18,
2357
2358/* This is an 18-bit reloc with the right 2 bits
8d88c4ca 2359assumed to be 0. */
252b5132
RH
2360 BFD_RELOC_D10V_18_PCREL,
2361
2362/* Mitsubishi D30V relocs.
8d88c4ca 2363This is a 6-bit absolute reloc. */
252b5132
RH
2364 BFD_RELOC_D30V_6,
2365
adde6300 2366/* This is a 6-bit pc-relative reloc with
8d88c4ca 2367the right 3 bits assumed to be 0. */
252b5132
RH
2368 BFD_RELOC_D30V_9_PCREL,
2369
adde6300 2370/* This is a 6-bit pc-relative reloc with
252b5132
RH
2371the right 3 bits assumed to be 0. Same
2372as the previous reloc but on the right side
8d88c4ca 2373of the container. */
252b5132
RH
2374 BFD_RELOC_D30V_9_PCREL_R,
2375
adde6300 2376/* This is a 12-bit absolute reloc with the
8d88c4ca 2377right 3 bitsassumed to be 0. */
252b5132
RH
2378 BFD_RELOC_D30V_15,
2379
adde6300 2380/* This is a 12-bit pc-relative reloc with
8d88c4ca 2381the right 3 bits assumed to be 0. */
252b5132
RH
2382 BFD_RELOC_D30V_15_PCREL,
2383
adde6300 2384/* This is a 12-bit pc-relative reloc with
252b5132
RH
2385the right 3 bits assumed to be 0. Same
2386as the previous reloc but on the right side
8d88c4ca 2387of the container. */
252b5132
RH
2388 BFD_RELOC_D30V_15_PCREL_R,
2389
adde6300 2390/* This is an 18-bit absolute reloc with
8d88c4ca 2391the right 3 bits assumed to be 0. */
252b5132
RH
2392 BFD_RELOC_D30V_21,
2393
adde6300 2394/* This is an 18-bit pc-relative reloc with
8d88c4ca 2395the right 3 bits assumed to be 0. */
252b5132
RH
2396 BFD_RELOC_D30V_21_PCREL,
2397
adde6300 2398/* This is an 18-bit pc-relative reloc with
252b5132
RH
2399the right 3 bits assumed to be 0. Same
2400as the previous reloc but on the right side
8d88c4ca 2401of the container. */
252b5132
RH
2402 BFD_RELOC_D30V_21_PCREL_R,
2403
8d88c4ca 2404/* This is a 32-bit absolute reloc. */
252b5132
RH
2405 BFD_RELOC_D30V_32,
2406
8d88c4ca 2407/* This is a 32-bit pc-relative reloc. */
252b5132
RH
2408 BFD_RELOC_D30V_32_PCREL,
2409
2410/* Mitsubishi M32R relocs.
8d88c4ca 2411This is a 24 bit absolute address. */
252b5132
RH
2412 BFD_RELOC_M32R_24,
2413
8d88c4ca 2414/* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
252b5132
RH
2415 BFD_RELOC_M32R_10_PCREL,
2416
8d88c4ca 2417/* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
252b5132
RH
2418 BFD_RELOC_M32R_18_PCREL,
2419
8d88c4ca 2420/* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
252b5132
RH
2421 BFD_RELOC_M32R_26_PCREL,
2422
2423/* This is a 16-bit reloc containing the high 16 bits of an address
8d88c4ca 2424used when the lower 16 bits are treated as unsigned. */
252b5132
RH
2425 BFD_RELOC_M32R_HI16_ULO,
2426
2427/* This is a 16-bit reloc containing the high 16 bits of an address
8d88c4ca 2428used when the lower 16 bits are treated as signed. */
252b5132
RH
2429 BFD_RELOC_M32R_HI16_SLO,
2430
8d88c4ca 2431/* This is a 16-bit reloc containing the lower 16 bits of an address. */
252b5132
RH
2432 BFD_RELOC_M32R_LO16,
2433
2434/* This is a 16-bit reloc containing the small data area offset for use in
8d88c4ca 2435add3, load, and store instructions. */
252b5132
RH
2436 BFD_RELOC_M32R_SDA16,
2437
2438/* This is a 9-bit reloc */
2439 BFD_RELOC_V850_9_PCREL,
2440
2441/* This is a 22-bit reloc */
2442 BFD_RELOC_V850_22_PCREL,
2443
8d88c4ca 2444/* This is a 16 bit offset from the short data area pointer. */
252b5132
RH
2445 BFD_RELOC_V850_SDA_16_16_OFFSET,
2446
2447/* This is a 16 bit offset (of which only 15 bits are used) from the
8d88c4ca 2448short data area pointer. */
252b5132
RH
2449 BFD_RELOC_V850_SDA_15_16_OFFSET,
2450
8d88c4ca 2451/* This is a 16 bit offset from the zero data area pointer. */
252b5132
RH
2452 BFD_RELOC_V850_ZDA_16_16_OFFSET,
2453
2454/* This is a 16 bit offset (of which only 15 bits are used) from the
8d88c4ca 2455zero data area pointer. */
252b5132
RH
2456 BFD_RELOC_V850_ZDA_15_16_OFFSET,
2457
2458/* This is an 8 bit offset (of which only 6 bits are used) from the
8d88c4ca 2459tiny data area pointer. */
252b5132
RH
2460 BFD_RELOC_V850_TDA_6_8_OFFSET,
2461
2462/* This is an 8bit offset (of which only 7 bits are used) from the tiny
8d88c4ca 2463data area pointer. */
252b5132
RH
2464 BFD_RELOC_V850_TDA_7_8_OFFSET,
2465
8d88c4ca 2466/* This is a 7 bit offset from the tiny data area pointer. */
252b5132
RH
2467 BFD_RELOC_V850_TDA_7_7_OFFSET,
2468
8d88c4ca 2469/* This is a 16 bit offset from the tiny data area pointer. */
252b5132
RH
2470 BFD_RELOC_V850_TDA_16_16_OFFSET,
2471
2472/* This is a 5 bit offset (of which only 4 bits are used) from the tiny
8d88c4ca 2473data area pointer. */
252b5132
RH
2474 BFD_RELOC_V850_TDA_4_5_OFFSET,
2475
8d88c4ca 2476/* This is a 4 bit offset from the tiny data area pointer. */
252b5132
RH
2477 BFD_RELOC_V850_TDA_4_4_OFFSET,
2478
2479/* This is a 16 bit offset from the short data area pointer, with the
8d88c4ca 2480bits placed non-contigously in the instruction. */
252b5132
RH
2481 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2482
2483/* This is a 16 bit offset from the zero data area pointer, with the
8d88c4ca 2484bits placed non-contigously in the instruction. */
252b5132
RH
2485 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2486
8d88c4ca 2487/* This is a 6 bit offset from the call table base pointer. */
252b5132
RH
2488 BFD_RELOC_V850_CALLT_6_7_OFFSET,
2489
8d88c4ca 2490/* This is a 16 bit offset from the call table base pointer. */
252b5132
RH
2491 BFD_RELOC_V850_CALLT_16_16_OFFSET,
2492
541389e2 2493
252b5132 2494/* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
8d88c4ca 2495instruction. */
252b5132
RH
2496 BFD_RELOC_MN10300_32_PCREL,
2497
2498/* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
8d88c4ca 2499instruction. */
252b5132
RH
2500 BFD_RELOC_MN10300_16_PCREL,
2501
2502/* This is a 8bit DP reloc for the tms320c30, where the most
2503significant 8 bits of a 24 bit word are placed into the least
8d88c4ca 2504significant 8 bits of the opcode. */
252b5132
RH
2505 BFD_RELOC_TIC30_LDP,
2506
81635ce4
TW
2507/* This is a 7bit reloc for the tms320c54x, where the least
2508significant 7 bits of a 16 bit word are placed into the least
8d88c4ca 2509significant 7 bits of the opcode. */
81635ce4
TW
2510 BFD_RELOC_TIC54X_PARTLS7,
2511
2512/* This is a 9bit DP reloc for the tms320c54x, where the most
2513significant 9 bits of a 16 bit word are placed into the least
8d88c4ca 2514significant 9 bits of the opcode. */
81635ce4
TW
2515 BFD_RELOC_TIC54X_PARTMS9,
2516
8d88c4ca 2517/* This is an extended address 23-bit reloc for the tms320c54x. */
81635ce4
TW
2518 BFD_RELOC_TIC54X_23,
2519
0d2bcfaf
NC
2520/* This is a 16-bit reloc for the tms320c54x, where the least
2521significant 16 bits of a 23-bit extended address are placed into
8d88c4ca 2522the opcode. */
81635ce4
TW
2523 BFD_RELOC_TIC54X_16_OF_23,
2524
2525/* This is a reloc for the tms320c54x, where the most
0d2bcfaf 2526significant 7 bits of a 23-bit extended address are placed into
8d88c4ca 2527the opcode. */
81635ce4
TW
2528 BFD_RELOC_TIC54X_MS7_OF_23,
2529
8d88c4ca 2530/* This is a 48 bit reloc for the FR30 that stores 32 bits. */
252b5132
RH
2531 BFD_RELOC_FR30_48,
2532
2533/* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
8d88c4ca 2534two sections. */
252b5132
RH
2535 BFD_RELOC_FR30_20,
2536
2537/* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
8d88c4ca 25384 bits. */
252b5132
RH
2539 BFD_RELOC_FR30_6_IN_4,
2540
2541/* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
8d88c4ca 2542into 8 bits. */
252b5132
RH
2543 BFD_RELOC_FR30_8_IN_8,
2544
2545/* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
8d88c4ca 2546into 8 bits. */
252b5132
RH
2547 BFD_RELOC_FR30_9_IN_8,
2548
2549/* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
8d88c4ca 2550into 8 bits. */
252b5132
RH
2551 BFD_RELOC_FR30_10_IN_8,
2552
2553/* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
8d88c4ca 2554short offset into 8 bits. */
252b5132
RH
2555 BFD_RELOC_FR30_9_PCREL,
2556
2557/* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
8d88c4ca 2558short offset into 11 bits. */
252b5132
RH
2559 BFD_RELOC_FR30_12_PCREL,
2560
8d88c4ca 2561/* Motorola Mcore relocations. */
252b5132
RH
2562 BFD_RELOC_MCORE_PCREL_IMM8BY4,
2563 BFD_RELOC_MCORE_PCREL_IMM11BY2,
2564 BFD_RELOC_MCORE_PCREL_IMM4BY2,
2565 BFD_RELOC_MCORE_PCREL_32,
2566 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
36797d47 2567 BFD_RELOC_MCORE_RVA,
252b5132 2568
adde6300 2569/* This is a 16 bit reloc for the AVR that stores 8 bit pc relative
8d88c4ca 2570short offset into 7 bits. */
adde6300
AM
2571 BFD_RELOC_AVR_7_PCREL,
2572
2573/* This is a 16 bit reloc for the AVR that stores 13 bit pc relative
8d88c4ca 2574short offset into 12 bits. */
adde6300
AM
2575 BFD_RELOC_AVR_13_PCREL,
2576
2577/* This is a 16 bit reloc for the AVR that stores 17 bit value (usually
8d88c4ca 2578program memory address) into 16 bits. */
adde6300
AM
2579 BFD_RELOC_AVR_16_PM,
2580
2581/* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
8d88c4ca 2582data memory address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2583 BFD_RELOC_AVR_LO8_LDI,
2584
2585/* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
8d88c4ca 2586of data memory address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2587 BFD_RELOC_AVR_HI8_LDI,
2588
2589/* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
8d88c4ca 2590of program memory address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2591 BFD_RELOC_AVR_HH8_LDI,
2592
2593/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
8d88c4ca 2594(usually data memory address) into 8 bit immediate value of SUBI insn. */
adde6300
AM
2595 BFD_RELOC_AVR_LO8_LDI_NEG,
2596
2597/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2598(high 8 bit of data memory address) into 8 bit immediate value of
8d88c4ca 2599SUBI insn. */
adde6300
AM
2600 BFD_RELOC_AVR_HI8_LDI_NEG,
2601
2602/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2603(most high 8 bit of program memory address) into 8 bit immediate value
8d88c4ca 2604of LDI or SUBI insn. */
adde6300
AM
2605 BFD_RELOC_AVR_HH8_LDI_NEG,
2606
2607/* This is a 16 bit reloc for the AVR that stores 8 bit value (usually
8d88c4ca 2608command address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2609 BFD_RELOC_AVR_LO8_LDI_PM,
2610
2611/* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit
8d88c4ca 2612of command address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2613 BFD_RELOC_AVR_HI8_LDI_PM,
2614
2615/* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit
8d88c4ca 2616of command address) into 8 bit immediate value of LDI insn. */
adde6300
AM
2617 BFD_RELOC_AVR_HH8_LDI_PM,
2618
2619/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
8d88c4ca 2620(usually command address) into 8 bit immediate value of SUBI insn. */
adde6300
AM
2621 BFD_RELOC_AVR_LO8_LDI_PM_NEG,
2622
2623/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2624(high 8 bit of 16 bit command address) into 8 bit immediate value
8d88c4ca 2625of SUBI insn. */
adde6300
AM
2626 BFD_RELOC_AVR_HI8_LDI_PM_NEG,
2627
2628/* This is a 16 bit reloc for the AVR that stores negated 8 bit value
2629(high 6 bit of 22 bit command address) into 8 bit immediate
8d88c4ca 2630value of SUBI insn. */
adde6300
AM
2631 BFD_RELOC_AVR_HH8_LDI_PM_NEG,
2632
2633/* This is a 32 bit reloc for the AVR that stores 23 bit value
8d88c4ca 2634into 22 bits. */
adde6300
AM
2635 BFD_RELOC_AVR_CALL,
2636
a85d7ed0
NC
2637/* Direct 12 bit. */
2638 BFD_RELOC_390_12,
2639
2640/* 12 bit GOT offset. */
2641 BFD_RELOC_390_GOT12,
2642
2643/* 32 bit PC relative PLT address. */
2644 BFD_RELOC_390_PLT32,
2645
2646/* Copy symbol at runtime. */
2647 BFD_RELOC_390_COPY,
2648
2649/* Create GOT entry. */
2650 BFD_RELOC_390_GLOB_DAT,
2651
2652/* Create PLT entry. */
2653 BFD_RELOC_390_JMP_SLOT,
2654
2655/* Adjust by program base. */
2656 BFD_RELOC_390_RELATIVE,
2657
2658/* 32 bit PC relative offset to GOT. */
2659 BFD_RELOC_390_GOTPC,
2660
2661/* 16 bit GOT offset. */
2662 BFD_RELOC_390_GOT16,
2663
2664/* PC relative 16 bit shifted by 1. */
2665 BFD_RELOC_390_PC16DBL,
2666
2667/* 16 bit PC rel. PLT shifted by 1. */
2668 BFD_RELOC_390_PLT16DBL,
2669
2670/* PC relative 32 bit shifted by 1. */
2671 BFD_RELOC_390_PC32DBL,
2672
2673/* 32 bit PC rel. PLT shifted by 1. */
2674 BFD_RELOC_390_PLT32DBL,
2675
2676/* 32 bit PC rel. GOT shifted by 1. */
2677 BFD_RELOC_390_GOTPCDBL,
2678
2679/* 64 bit GOT offset. */
2680 BFD_RELOC_390_GOT64,
2681
2682/* 64 bit PC relative PLT address. */
2683 BFD_RELOC_390_PLT64,
2684
2685/* 32 bit rel. offset to GOT entry. */
2686 BFD_RELOC_390_GOTENT,
2687
adde6300 2688/* These two relocations are used by the linker to determine which of
252b5132
RH
2689the entries in a C++ virtual function table are actually used. When
2690the --gc-sections option is given, the linker will zero out the entries
2691that are not used, so that the code for those functions need not be
2692included in the output.
2693
2694VTABLE_INHERIT is a zero-space relocation used to describe to the
2695linker the inheritence tree of a C++ virtual function table. The
2696relocation's symbol should be the parent class' vtable, and the
2697relocation should be located at the child vtable.
2698
2699VTABLE_ENTRY is a zero-space relocation that describes the use of a
2700virtual function table entry. The reloc's symbol should refer to the
2701table of the class mentioned in the code. Off of that base, an offset
adde6300 2702describes the entry that is being used. For Rela hosts, this offset
252b5132 2703is stored in the reloc's addend. For Rel hosts, we are forced to put
8d88c4ca 2704this offset in the reloc's section offset. */
252b5132
RH
2705 BFD_RELOC_VTABLE_INHERIT,
2706 BFD_RELOC_VTABLE_ENTRY,
800eeca4 2707
8d88c4ca 2708/* Intel IA64 Relocations. */
800eeca4
JW
2709 BFD_RELOC_IA64_IMM14,
2710 BFD_RELOC_IA64_IMM22,
2711 BFD_RELOC_IA64_IMM64,
2712 BFD_RELOC_IA64_DIR32MSB,
2713 BFD_RELOC_IA64_DIR32LSB,
2714 BFD_RELOC_IA64_DIR64MSB,
2715 BFD_RELOC_IA64_DIR64LSB,
2716 BFD_RELOC_IA64_GPREL22,
2717 BFD_RELOC_IA64_GPREL64I,
2718 BFD_RELOC_IA64_GPREL32MSB,
2719 BFD_RELOC_IA64_GPREL32LSB,
2720 BFD_RELOC_IA64_GPREL64MSB,
2721 BFD_RELOC_IA64_GPREL64LSB,
2722 BFD_RELOC_IA64_LTOFF22,
2723 BFD_RELOC_IA64_LTOFF64I,
2724 BFD_RELOC_IA64_PLTOFF22,
2725 BFD_RELOC_IA64_PLTOFF64I,
2726 BFD_RELOC_IA64_PLTOFF64MSB,
2727 BFD_RELOC_IA64_PLTOFF64LSB,
2728 BFD_RELOC_IA64_FPTR64I,
2729 BFD_RELOC_IA64_FPTR32MSB,
2730 BFD_RELOC_IA64_FPTR32LSB,
2731 BFD_RELOC_IA64_FPTR64MSB,
2732 BFD_RELOC_IA64_FPTR64LSB,
2733 BFD_RELOC_IA64_PCREL21B,
748abff6 2734 BFD_RELOC_IA64_PCREL21BI,
800eeca4
JW
2735 BFD_RELOC_IA64_PCREL21M,
2736 BFD_RELOC_IA64_PCREL21F,
748abff6
RH
2737 BFD_RELOC_IA64_PCREL22,
2738 BFD_RELOC_IA64_PCREL60B,
2739 BFD_RELOC_IA64_PCREL64I,
800eeca4
JW
2740 BFD_RELOC_IA64_PCREL32MSB,
2741 BFD_RELOC_IA64_PCREL32LSB,
2742 BFD_RELOC_IA64_PCREL64MSB,
2743 BFD_RELOC_IA64_PCREL64LSB,
2744 BFD_RELOC_IA64_LTOFF_FPTR22,
2745 BFD_RELOC_IA64_LTOFF_FPTR64I,
a4bd8390
JW
2746 BFD_RELOC_IA64_LTOFF_FPTR32MSB,
2747 BFD_RELOC_IA64_LTOFF_FPTR32LSB,
800eeca4
JW
2748 BFD_RELOC_IA64_LTOFF_FPTR64MSB,
2749 BFD_RELOC_IA64_LTOFF_FPTR64LSB,
800eeca4
JW
2750 BFD_RELOC_IA64_SEGREL32MSB,
2751 BFD_RELOC_IA64_SEGREL32LSB,
2752 BFD_RELOC_IA64_SEGREL64MSB,
2753 BFD_RELOC_IA64_SEGREL64LSB,
2754 BFD_RELOC_IA64_SECREL32MSB,
2755 BFD_RELOC_IA64_SECREL32LSB,
2756 BFD_RELOC_IA64_SECREL64MSB,
2757 BFD_RELOC_IA64_SECREL64LSB,
2758 BFD_RELOC_IA64_REL32MSB,
2759 BFD_RELOC_IA64_REL32LSB,
2760 BFD_RELOC_IA64_REL64MSB,
2761 BFD_RELOC_IA64_REL64LSB,
2762 BFD_RELOC_IA64_LTV32MSB,
2763 BFD_RELOC_IA64_LTV32LSB,
2764 BFD_RELOC_IA64_LTV64MSB,
2765 BFD_RELOC_IA64_LTV64LSB,
2766 BFD_RELOC_IA64_IPLTMSB,
2767 BFD_RELOC_IA64_IPLTLSB,
800eeca4
JW
2768 BFD_RELOC_IA64_COPY,
2769 BFD_RELOC_IA64_TPREL22,
2770 BFD_RELOC_IA64_TPREL64MSB,
2771 BFD_RELOC_IA64_TPREL64LSB,
2772 BFD_RELOC_IA64_LTOFF_TP22,
2773 BFD_RELOC_IA64_LTOFF22X,
2774 BFD_RELOC_IA64_LDXMOV,
60bcf0fa
NC
2775
2776/* Motorola 68HC11 reloc.
8d88c4ca 2777This is the 8 bits high part of an absolute address. */
60bcf0fa
NC
2778 BFD_RELOC_M68HC11_HI8,
2779
2780/* Motorola 68HC11 reloc.
8d88c4ca 2781This is the 8 bits low part of an absolute address. */
60bcf0fa
NC
2782 BFD_RELOC_M68HC11_LO8,
2783
2784/* Motorola 68HC11 reloc.
8d88c4ca 2785This is the 3 bits of a value. */
60bcf0fa 2786 BFD_RELOC_M68HC11_3B,
06c15ad7
HPN
2787
2788/* These relocs are only used within the CRIS assembler. They are not
8d88c4ca 2789(at present) written to any object files. */
06c15ad7
HPN
2790 BFD_RELOC_CRIS_BDISP8,
2791 BFD_RELOC_CRIS_UNSIGNED_5,
2792 BFD_RELOC_CRIS_SIGNED_6,
2793 BFD_RELOC_CRIS_UNSIGNED_6,
2794 BFD_RELOC_CRIS_UNSIGNED_4,
a87fdb8d 2795
58d29fc3
HPN
2796/* Relocs used in ELF shared libraries for CRIS. */
2797 BFD_RELOC_CRIS_COPY,
2798 BFD_RELOC_CRIS_GLOB_DAT,
2799 BFD_RELOC_CRIS_JUMP_SLOT,
2800 BFD_RELOC_CRIS_RELATIVE,
2801
2802/* 32-bit offset to symbol-entry within GOT. */
2803 BFD_RELOC_CRIS_32_GOT,
2804
2805/* 16-bit offset to symbol-entry within GOT. */
2806 BFD_RELOC_CRIS_16_GOT,
2807
2808/* 32-bit offset to symbol-entry within GOT, with PLT handling. */
2809 BFD_RELOC_CRIS_32_GOTPLT,
2810
2811/* 16-bit offset to symbol-entry within GOT, with PLT handling. */
2812 BFD_RELOC_CRIS_16_GOTPLT,
2813
2814/* 32-bit offset to symbol, relative to GOT. */
2815 BFD_RELOC_CRIS_32_GOTREL,
2816
2817/* 32-bit offset to symbol with PLT entry, relative to GOT. */
2818 BFD_RELOC_CRIS_32_PLT_GOTREL,
2819
2820/* 32-bit offset to symbol with PLT entry, relative to this relocation. */
2821 BFD_RELOC_CRIS_32_PLT_PCREL,
2822
8d88c4ca 2823/* Intel i860 Relocations. */
a87fdb8d
JE
2824 BFD_RELOC_860_COPY,
2825 BFD_RELOC_860_GLOB_DAT,
2826 BFD_RELOC_860_JUMP_SLOT,
2827 BFD_RELOC_860_RELATIVE,
2828 BFD_RELOC_860_PC26,
2829 BFD_RELOC_860_PLT26,
2830 BFD_RELOC_860_PC16,
2831 BFD_RELOC_860_LOW0,
2832 BFD_RELOC_860_SPLIT0,
2833 BFD_RELOC_860_LOW1,
2834 BFD_RELOC_860_SPLIT1,
2835 BFD_RELOC_860_LOW2,
2836 BFD_RELOC_860_SPLIT2,
2837 BFD_RELOC_860_LOW3,
2838 BFD_RELOC_860_LOGOT0,
2839 BFD_RELOC_860_SPGOT0,
2840 BFD_RELOC_860_LOGOT1,
2841 BFD_RELOC_860_SPGOT1,
2842 BFD_RELOC_860_LOGOTOFF0,
2843 BFD_RELOC_860_SPGOTOFF0,
2844 BFD_RELOC_860_LOGOTOFF1,
2845 BFD_RELOC_860_SPGOTOFF1,
2846 BFD_RELOC_860_LOGOTOFF2,
2847 BFD_RELOC_860_LOGOTOFF3,
2848 BFD_RELOC_860_LOPC,
2849 BFD_RELOC_860_HIGHADJ,
2850 BFD_RELOC_860_HAGOT,
2851 BFD_RELOC_860_HAGOTOFF,
2852 BFD_RELOC_860_HAPC,
2853 BFD_RELOC_860_HIGH,
2854 BFD_RELOC_860_HIGOT,
2855 BFD_RELOC_860_HIGOTOFF,
b3baf5d0
NC
2856
2857/* OpenRISC Relocations. */
2858 BFD_RELOC_OPENRISC_ABS_26,
2859 BFD_RELOC_OPENRISC_REL_26,
e01b0e69
JR
2860
2861/* H8 elf Relocations. */
2862 BFD_RELOC_H8_DIR16A8,
2863 BFD_RELOC_H8_DIR16R8,
2864 BFD_RELOC_H8_DIR24A8,
2865 BFD_RELOC_H8_DIR24R8,
2866 BFD_RELOC_H8_DIR32A16,
252b5132
RH
2867 BFD_RELOC_UNUSED };
2868typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
2869reloc_howto_type *
c02e7c3e 2870bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
252b5132
RH
2871
2872const char *
c02e7c3e 2873bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
252b5132 2874
541389e2 2875
252b5132
RH
2876typedef struct symbol_cache_entry
2877{
52b219b5 2878 /* A pointer to the BFD which owns the symbol. This information
252b5132
RH
2879 is necessary so that a back end can work out what additional
2880 information (invisible to the application writer) is carried
2881 with the symbol.
2882
2883 This field is *almost* redundant, since you can use section->owner
2884 instead, except that some symbols point to the global sections
2885 bfd_{abs,com,und}_section. This could be fixed by making
8d88c4ca 2886 these globals be per-bfd (or per-target-flavor). FIXME. */
252b5132 2887
8d88c4ca 2888 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
252b5132 2889
52b219b5 2890 /* The text of the symbol. The name is left alone, and not copied; the
8d88c4ca 2891 application may not alter it. */
dc810e39 2892 const char *name;
252b5132 2893
52b219b5 2894 /* The value of the symbol. This really should be a union of a
252b5132
RH
2895 numeric value with a pointer, since some flags indicate that
2896 a pointer to another symbol is stored here. */
2897 symvalue value;
2898
52b219b5 2899 /* Attributes of a symbol: */
252b5132
RH
2900
2901#define BSF_NO_FLAGS 0x00
2902
52b219b5 2903 /* The symbol has local scope; <<static>> in <<C>>. The value
8d88c4ca 2904 is the offset into the section of the data. */
252b5132
RH
2905#define BSF_LOCAL 0x01
2906
52b219b5 2907 /* The symbol has global scope; initialized data in <<C>>. The
8d88c4ca 2908 value is the offset into the section of the data. */
252b5132
RH
2909#define BSF_GLOBAL 0x02
2910
52b219b5 2911 /* The symbol has global scope and is exported. The value is
8d88c4ca 2912 the offset into the section of the data. */
52b219b5 2913#define BSF_EXPORT BSF_GLOBAL /* no real difference */
252b5132 2914
52b219b5 2915 /* A normal C symbol would be one of:
252b5132
RH
2916 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
2917 <<BSF_GLOBAL>> */
2918
52b219b5 2919 /* The symbol is a debugging record. The value has an arbitary
703153b5 2920 meaning, unless BSF_DEBUGGING_RELOC is also set. */
252b5132
RH
2921#define BSF_DEBUGGING 0x08
2922
52b219b5 2923 /* The symbol denotes a function entry point. Used in ELF,
252b5132
RH
2924 perhaps others someday. */
2925#define BSF_FUNCTION 0x10
2926
8d88c4ca 2927 /* Used by the linker. */
252b5132
RH
2928#define BSF_KEEP 0x20
2929#define BSF_KEEP_G 0x40
2930
52b219b5 2931 /* A weak global symbol, overridable without warnings by
252b5132
RH
2932 a regular global symbol of the same name. */
2933#define BSF_WEAK 0x80
2934
52b219b5 2935 /* This symbol was created to point to a section, e.g. ELF's
252b5132
RH
2936 STT_SECTION symbols. */
2937#define BSF_SECTION_SYM 0x100
2938
52b219b5 2939 /* The symbol used to be a common symbol, but now it is
8d88c4ca 2940 allocated. */
252b5132
RH
2941#define BSF_OLD_COMMON 0x200
2942
8d88c4ca 2943 /* The default value for common data. */
252b5132
RH
2944#define BFD_FORT_COMM_DEFAULT_VALUE 0
2945
52b219b5 2946 /* In some files the type of a symbol sometimes alters its
252b5132
RH
2947 location in an output file - ie in coff a <<ISFCN>> symbol
2948 which is also <<C_EXT>> symbol appears where it was
2949 declared and not at the end of a section. This bit is set
8d88c4ca 2950 by the target BFD part to convey this information. */
252b5132
RH
2951
2952#define BSF_NOT_AT_END 0x400
2953
8d88c4ca 2954 /* Signal that the symbol is the label of constructor section. */
252b5132
RH
2955#define BSF_CONSTRUCTOR 0x800
2956
52b219b5 2957 /* Signal that the symbol is a warning symbol. The name is a
252b5132
RH
2958 warning. The name of the next symbol is the one to warn about;
2959 if a reference is made to a symbol with the same name as the next
8d88c4ca 2960 symbol, a warning is issued by the linker. */
252b5132
RH
2961#define BSF_WARNING 0x1000
2962
52b219b5 2963 /* Signal that the symbol is indirect. This symbol is an indirect
8d88c4ca 2964 pointer to the symbol with the same name as the next symbol. */
252b5132
RH
2965#define BSF_INDIRECT 0x2000
2966
52b219b5 2967 /* BSF_FILE marks symbols that contain a file name. This is used
252b5132
RH
2968 for ELF STT_FILE symbols. */
2969#define BSF_FILE 0x4000
2970
52b219b5 2971 /* Symbol is from dynamic linking information. */
252b5132
RH
2972#define BSF_DYNAMIC 0x8000
2973
52b219b5 2974 /* The symbol denotes a data object. Used in ELF, and perhaps
252b5132
RH
2975 others someday. */
2976#define BSF_OBJECT 0x10000
2977
52b219b5 2978 /* This symbol is a debugging symbol. The value is the offset
703153b5
ILT
2979 into the section of the data. BSF_DEBUGGING should be set
2980 as well. */
2981#define BSF_DEBUGGING_RELOC 0x20000
2982
252b5132
RH
2983 flagword flags;
2984
52b219b5 2985 /* A pointer to the section to which this symbol is
252b5132
RH
2986 relative. This will always be non NULL, there are special
2987 sections for undefined and absolute symbols. */
2988 struct sec *section;
2989
52b219b5 2990 /* Back end special data. */
252b5132
RH
2991 union
2992 {
2993 PTR p;
2994 bfd_vma i;
2995 } udata;
2996
2997} asymbol;
2998#define bfd_get_symtab_upper_bound(abfd) \
2999 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
c02e7c3e 3000boolean
252b5132
RH
3001bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
3002
c02e7c3e 3003boolean
252b5132
RH
3004bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
3005
3006#define bfd_is_local_label_name(abfd, name) \
3007 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
3008#define bfd_canonicalize_symtab(abfd, location) \
3009 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
3010 (abfd, location))
c02e7c3e
KH
3011boolean
3012bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
252b5132 3013
c02e7c3e 3014void
60b89a18 3015bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol));
252b5132
RH
3016
3017#define bfd_make_empty_symbol(abfd) \
3018 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
3019#define bfd_make_debug_symbol(abfd,ptr,size) \
3020 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
c02e7c3e 3021int
252b5132
RH
3022bfd_decode_symclass PARAMS ((asymbol *symbol));
3023
c02e7c3e
KH
3024boolean
3025bfd_is_undefined_symclass PARAMS ((int symclass));
fad6fcbb 3026
c02e7c3e 3027void
252b5132
RH
3028bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
3029
c02e7c3e 3030boolean
252b5132
RH
3031bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
3032
3033#define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
3034 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
3035 (ibfd, isymbol, obfd, osymbol))
8546af74 3036struct _bfd
252b5132 3037{
52b219b5 3038 /* The filename the application opened the BFD with. */
55ab10f0 3039 const char *filename;
252b5132 3040
52b219b5 3041 /* A pointer to the target jump table. */
252b5132
RH
3042 const struct bfd_target *xvec;
3043
52b219b5 3044 /* To avoid dragging too many header files into every file that
252b5132
RH
3045 includes `<<bfd.h>>', IOSTREAM has been declared as a "char
3046 *", and MTIME as a "long". Their correct types, to which they
3047 are cast when used, are "FILE *" and "time_t". The iostream
3048 is the result of an fopen on the filename. However, if the
3049 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
3050 to a bfd_in_memory struct. */
3051 PTR iostream;
3052
52b219b5 3053 /* Is the file descriptor being cached? That is, can it be closed as
252b5132
RH
3054 needed, and re-opened when accessed later? */
3055
3056 boolean cacheable;
3057
52b219b5 3058 /* Marks whether there was a default target specified when the
252b5132 3059 BFD was opened. This is used to select which matching algorithm
8d88c4ca 3060 to use to choose the back end. */
252b5132
RH
3061
3062 boolean target_defaulted;
3063
52b219b5 3064 /* The caching routines use these to maintain a
252b5132
RH
3065 least-recently-used list of BFDs */
3066
3067 struct _bfd *lru_prev, *lru_next;
3068
52b219b5 3069 /* When a file is closed by the caching routines, BFD retains
252b5132
RH
3070 state information on the file here: */
3071
dc810e39 3072 ufile_ptr where;
252b5132 3073
52b219b5 3074 /* and here: (``once'' means at least once) */
252b5132
RH
3075
3076 boolean opened_once;
3077
52b219b5 3078 /* Set if we have a locally maintained mtime value, rather than
252b5132
RH
3079 getting it from the file each time: */
3080
3081 boolean mtime_set;
3082
52b219b5 3083 /* File modified time, if mtime_set is true: */
252b5132 3084
8546af74 3085 long mtime;
252b5132 3086
52b219b5 3087 /* Reserved for an unimplemented file locking extension.*/
252b5132
RH
3088
3089 int ifd;
3090
52b219b5 3091 /* The format which belongs to the BFD. (object, core, etc.) */
252b5132
RH
3092
3093 bfd_format format;
3094
52b219b5 3095 /* The direction the BFD was opened with*/
252b5132
RH
3096
3097 enum bfd_direction {no_direction = 0,
3098 read_direction = 1,
3099 write_direction = 2,
3100 both_direction = 3} direction;
3101
52b219b5 3102 /* Format_specific flags*/
252b5132 3103
8546af74 3104 flagword flags;
252b5132 3105
52b219b5 3106 /* Currently my_archive is tested before adding origin to
252b5132
RH
3107 anything. I believe that this can become always an add of
3108 origin, with origin set to 0 for non archive files. */
3109
dc810e39 3110 ufile_ptr origin;
252b5132 3111
52b219b5 3112 /* Remember when output has begun, to stop strange things
8d88c4ca 3113 from happening. */
252b5132
RH
3114 boolean output_has_begun;
3115
52b219b5 3116 /* Pointer to linked list of sections*/
252b5132
RH
3117 struct sec *sections;
3118
52b219b5 3119 /* The number of sections */
252b5132
RH
3120 unsigned int section_count;
3121
8546af74 3122 /* Stuff only useful for object files:
8d88c4ca 3123 The start address. */
252b5132
RH
3124 bfd_vma start_address;
3125
52b219b5 3126 /* Used for input and output*/
252b5132
RH
3127 unsigned int symcount;
3128
52b219b5 3129 /* Symbol table for output BFD (with symcount entries) */
8546af74 3130 struct symbol_cache_entry **outsymbols;
252b5132 3131
52b219b5 3132 /* Pointer to structure which contains architecture information*/
252b5132
RH
3133 const struct bfd_arch_info *arch_info;
3134
52b219b5 3135 /* Stuff only useful for archives:*/
8546af74 3136 PTR arelt_data;
52b219b5
AM
3137 struct _bfd *my_archive; /* The containing archive BFD. */
3138 struct _bfd *next; /* The next BFD in the archive. */
3139 struct _bfd *archive_head; /* The first BFD in the archive. */
8546af74 3140 boolean has_armap;
252b5132 3141
52b219b5 3142 /* A chain of BFD structures involved in a link. */
252b5132
RH
3143 struct _bfd *link_next;
3144
52b219b5 3145 /* A field used by _bfd_generic_link_add_archive_symbols. This will
252b5132
RH
3146 be used only for archive elements. */
3147 int archive_pass;
3148
8d88c4ca 3149 /* Used by the back end to hold private data. */
252b5132 3150
8546af74 3151 union
252b5132
RH
3152 {
3153 struct aout_data_struct *aout_data;
3154 struct artdata *aout_ar_data;
3155 struct _oasys_data *oasys_obj_data;
3156 struct _oasys_ar_data *oasys_ar_data;
3157 struct coff_tdata *coff_obj_data;
3158 struct pe_tdata *pe_obj_data;
3159 struct xcoff_tdata *xcoff_obj_data;
3160 struct ecoff_tdata *ecoff_obj_data;
3161 struct ieee_data_struct *ieee_data;
3162 struct ieee_ar_data_struct *ieee_ar_data;
3163 struct srec_data_struct *srec_data;
3164 struct ihex_data_struct *ihex_data;
3165 struct tekhex_data_struct *tekhex_data;
3166 struct elf_obj_tdata *elf_obj_data;
3167 struct nlm_obj_tdata *nlm_obj_data;
3168 struct bout_data_struct *bout_data;
3169 struct sun_core_struct *sun_core_data;
3170 struct sco5_core_struct *sco5_core_data;
3171 struct trad_core_struct *trad_core_data;
3172 struct som_data_struct *som_data;
3173 struct hpux_core_struct *hpux_core_data;
3174 struct hppabsd_core_struct *hppabsd_core_data;
3175 struct sgi_core_struct *sgi_core_data;
3176 struct lynx_core_struct *lynx_core_data;
3177 struct osf_core_struct *osf_core_data;
3178 struct cisco_core_struct *cisco_core_data;
3179 struct versados_data_struct *versados_data;
3180 struct netbsd_core_struct *netbsd_core_data;
3181 PTR any;
3182 } tdata;
8546af74 3183
52b219b5 3184 /* Used by the application to hold private data*/
252b5132
RH
3185 PTR usrdata;
3186
52b219b5 3187 /* Where all the allocated stuff under this BFD goes. This is a
252b5132
RH
3188 struct objalloc *, but we use PTR to avoid requiring the inclusion of
3189 objalloc.h. */
3190 PTR memory;
3191};
3192
3193typedef enum bfd_error
3194{
3195 bfd_error_no_error = 0,
3196 bfd_error_system_call,
3197 bfd_error_invalid_target,
3198 bfd_error_wrong_format,
3619ad04 3199 bfd_error_wrong_object_format,
252b5132
RH
3200 bfd_error_invalid_operation,
3201 bfd_error_no_memory,
3202 bfd_error_no_symbols,
3203 bfd_error_no_armap,
3204 bfd_error_no_more_archived_files,
3205 bfd_error_malformed_archive,
3206 bfd_error_file_not_recognized,
3207 bfd_error_file_ambiguously_recognized,
3208 bfd_error_no_contents,
3209 bfd_error_nonrepresentable_section,
3210 bfd_error_no_debug_section,
3211 bfd_error_bad_value,
3212 bfd_error_file_truncated,
3213 bfd_error_file_too_big,
3214 bfd_error_invalid_error_code
3215} bfd_error_type;
3216
c02e7c3e
KH
3217bfd_error_type
3218bfd_get_error PARAMS ((void));
252b5132 3219
c02e7c3e
KH
3220void
3221bfd_set_error PARAMS ((bfd_error_type error_tag));
252b5132 3222
55ab10f0 3223const char *
c02e7c3e 3224bfd_errmsg PARAMS ((bfd_error_type error_tag));
252b5132 3225
c02e7c3e 3226void
55ab10f0 3227bfd_perror PARAMS ((const char *message));
252b5132
RH
3228
3229typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
3230
c02e7c3e
KH
3231bfd_error_handler_type
3232bfd_set_error_handler PARAMS ((bfd_error_handler_type));
252b5132 3233
c02e7c3e
KH
3234void
3235bfd_set_error_program_name PARAMS ((const char *));
252b5132 3236
c02e7c3e
KH
3237bfd_error_handler_type
3238bfd_get_error_handler PARAMS ((void));
252b5132 3239
8f615d07
AM
3240const char *
3241bfd_archive_filename PARAMS ((bfd *));
3242
c02e7c3e 3243long
252b5132
RH
3244bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
3245
c02e7c3e
KH
3246long
3247bfd_canonicalize_reloc PARAMS ((bfd *abfd,
252b5132
RH
3248 asection *sec,
3249 arelent **loc,
3250 asymbol **syms));
3251
c02e7c3e
KH
3252void
3253bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count)
541389e2 3254
252b5132
RH
3255 );
3256
c02e7c3e 3257boolean
252b5132
RH
3258bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
3259
c02e7c3e
KH
3260int
3261bfd_get_arch_size PARAMS ((bfd *abfd));
125c4a69 3262
c02e7c3e
KH
3263int
3264bfd_get_sign_extend_vma PARAMS ((bfd *abfd));
125c4a69 3265
c02e7c3e 3266boolean
252b5132
RH
3267bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
3268
c02e7c3e 3269long
252b5132
RH
3270bfd_get_mtime PARAMS ((bfd *abfd));
3271
c02e7c3e 3272long
252b5132
RH
3273bfd_get_size PARAMS ((bfd *abfd));
3274
c0846b23 3275unsigned int
252b5132
RH
3276bfd_get_gp_size PARAMS ((bfd *abfd));
3277
c02e7c3e 3278void
c0846b23 3279bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i));
252b5132 3280
c02e7c3e 3281bfd_vma
55ab10f0 3282bfd_scan_vma PARAMS ((const char *string, const char **end, int base));
252b5132 3283
c02e7c3e 3284boolean
252b5132
RH
3285bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3286
3287#define bfd_copy_private_bfd_data(ibfd, obfd) \
3288 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
3289 (ibfd, obfd))
c02e7c3e 3290boolean
252b5132
RH
3291bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
3292
3293#define bfd_merge_private_bfd_data(ibfd, obfd) \
3294 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3295 (ibfd, obfd))
c02e7c3e 3296boolean
252b5132
RH
3297bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
3298
3299#define bfd_set_private_flags(abfd, flags) \
3300 BFD_SEND (abfd, _bfd_set_private_flags, \
3301 (abfd, flags))
3302#define bfd_sizeof_headers(abfd, reloc) \
3303 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
3304
3305#define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
3306 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
3307
52b219b5 3308 /* Do these three do anything useful at all, for any back end? */
252b5132
RH
3309#define bfd_debug_info_start(abfd) \
3310 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
3311
3312#define bfd_debug_info_end(abfd) \
3313 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
3314
3315#define bfd_debug_info_accumulate(abfd, section) \
3316 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
3317
541389e2 3318
252b5132
RH
3319#define bfd_stat_arch_elt(abfd, stat) \
3320 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
3321
3322#define bfd_update_armap_timestamp(abfd) \
3323 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
3324
3325#define bfd_set_arch_mach(abfd, arch, mach)\
3326 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
3327
3328#define bfd_relax_section(abfd, section, link_info, again) \
3329 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
3330
3331#define bfd_gc_sections(abfd, link_info) \
3332 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
3333
8550eb6e
JJ
3334#define bfd_merge_sections(abfd, link_info) \
3335 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info))
3336
252b5132
RH
3337#define bfd_link_hash_table_create(abfd) \
3338 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
3339
3340#define bfd_link_add_symbols(abfd, info) \
3341 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
3342
3343#define bfd_final_link(abfd, info) \
3344 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
3345
3346#define bfd_free_cached_info(abfd) \
3347 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
3348
3349#define bfd_get_dynamic_symtab_upper_bound(abfd) \
3350 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
3351
3352#define bfd_print_private_bfd_data(abfd, file)\
3353 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
3354
3355#define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
3356 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
3357
3358#define bfd_get_dynamic_reloc_upper_bound(abfd) \
3359 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
3360
3361#define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
3362 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
3363
3364extern bfd_byte *bfd_get_relocated_section_contents
3365 PARAMS ((bfd *, struct bfd_link_info *,
3366 struct bfd_link_order *, bfd_byte *,
3367 boolean, asymbol **));
3368
8c98ec7d
AO
3369boolean
3370bfd_alt_mach_code PARAMS ((bfd *abfd, int index));
3371
c02e7c3e 3372symindex
252b5132
RH
3373bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
3374
c02e7c3e 3375boolean
252b5132
RH
3376bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
3377
3378bfd *
3379bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
3380
dc810e39 3381const char *
252b5132
RH
3382bfd_core_file_failing_command PARAMS ((bfd *abfd));
3383
c02e7c3e 3384int
252b5132
RH
3385bfd_core_file_failing_signal PARAMS ((bfd *abfd));
3386
c02e7c3e
KH
3387boolean
3388core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd));
252b5132
RH
3389
3390#define BFD_SEND(bfd, message, arglist) \
3391 ((*((bfd)->xvec->message)) arglist)
3392
3393#ifdef DEBUG_BFD_SEND
3394#undef BFD_SEND
3395#define BFD_SEND(bfd, message, arglist) \
3396 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
3397 ((*((bfd)->xvec->message)) arglist) : \
3398 (bfd_assert (__FILE__,__LINE__), NULL))
3399#endif
3400#define BFD_SEND_FMT(bfd, message, arglist) \
8c603c85 3401 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist)
252b5132
RH
3402
3403#ifdef DEBUG_BFD_SEND
3404#undef BFD_SEND_FMT
3405#define BFD_SEND_FMT(bfd, message, arglist) \
3406 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
8c603c85 3407 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \
252b5132
RH
3408 (bfd_assert (__FILE__,__LINE__), NULL))
3409#endif
3410enum bfd_flavour {
3411 bfd_target_unknown_flavour,
3412 bfd_target_aout_flavour,
3413 bfd_target_coff_flavour,
3414 bfd_target_ecoff_flavour,
9bd09e22 3415 bfd_target_xcoff_flavour,
252b5132
RH
3416 bfd_target_elf_flavour,
3417 bfd_target_ieee_flavour,
3418 bfd_target_nlm_flavour,
3419 bfd_target_oasys_flavour,
3420 bfd_target_tekhex_flavour,
3421 bfd_target_srec_flavour,
3422 bfd_target_ihex_flavour,
3423 bfd_target_som_flavour,
3424 bfd_target_os9k_flavour,
3425 bfd_target_versados_flavour,
3426 bfd_target_msdos_flavour,
3427 bfd_target_ovax_flavour,
3428 bfd_target_evax_flavour
3429};
3430
3431enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
3432
52b219b5 3433/* Forward declaration. */
252b5132
RH
3434typedef struct bfd_link_info _bfd_link_info;
3435
3436typedef struct bfd_target
3437{
3438 char *name;
3439 enum bfd_flavour flavour;
3440 enum bfd_endian byteorder;
3441 enum bfd_endian header_byteorder;
8c603c85 3442 flagword object_flags;
252b5132
RH
3443 flagword section_flags;
3444 char symbol_leading_char;
8c603c85 3445 char ar_pad_char;
252b5132 3446 unsigned short ar_max_namelen;
dc810e39 3447 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
252b5132 3448 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
dc810e39
AM
3449 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
3450 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
252b5132 3451 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
dc810e39
AM
3452 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
3453 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
252b5132 3454 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
dc810e39
AM
3455 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
3456 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
252b5132 3457 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
dc810e39
AM
3458 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
3459 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
252b5132 3460 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
dc810e39
AM
3461 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
3462 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
252b5132 3463 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
dc810e39 3464 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
252b5132 3465 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
dc810e39
AM
3466 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
3467 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
252b5132 3468
52b219b5 3469 /* Generic entry points. */
e43d48cc
AM
3470#define BFD_JUMP_TABLE_GENERIC(NAME) \
3471CONCAT2 (NAME,_close_and_cleanup), \
3472CONCAT2 (NAME,_bfd_free_cached_info), \
3473CONCAT2 (NAME,_new_section_hook), \
3474CONCAT2 (NAME,_get_section_contents), \
3475CONCAT2 (NAME,_get_section_contents_in_window)
252b5132 3476
52b219b5 3477 /* Called when the BFD is being closed to do any necessary cleanup. */
dc810e39 3478 boolean (*_close_and_cleanup) PARAMS ((bfd *));
52b219b5 3479 /* Ask the BFD to free all cached information. */
dc810e39 3480 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
52b219b5 3481 /* Called when a new section is created. */
dc810e39 3482 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
52b219b5 3483 /* Read the contents of a section. */
dc810e39
AM
3484 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3485 file_ptr, bfd_size_type));
3486 boolean (*_bfd_get_section_contents_in_window)
3487 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type));
252b5132 3488
52b219b5 3489 /* Entry points to copy private data. */
e43d48cc
AM
3490#define BFD_JUMP_TABLE_COPY(NAME) \
3491CONCAT2 (NAME,_bfd_copy_private_bfd_data), \
3492CONCAT2 (NAME,_bfd_merge_private_bfd_data), \
3493CONCAT2 (NAME,_bfd_copy_private_section_data), \
3494CONCAT2 (NAME,_bfd_copy_private_symbol_data), \
3495CONCAT2 (NAME,_bfd_set_private_flags), \
3496CONCAT2 (NAME,_bfd_print_private_bfd_data) \
52b219b5 3497 /* Called to copy BFD general private data from one object file
252b5132 3498 to another. */
dc810e39 3499 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
52b219b5 3500 /* Called to merge BFD general private data from one object file
252b5132 3501 to a common output file when linking. */
dc810e39 3502 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
52b219b5 3503 /* Called to copy BFD private section data from one object file
252b5132 3504 to another. */
dc810e39
AM
3505 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
3506 bfd *, sec_ptr));
8c603c85 3507 /* Called to copy BFD private symbol data from one symbol
252b5132 3508 to another. */
dc810e39
AM
3509 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
3510 bfd *, asymbol *));
52b219b5 3511 /* Called to set private backend flags */
dc810e39 3512 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
252b5132 3513
52b219b5 3514 /* Called to print private BFD data */
dc810e39 3515 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
252b5132 3516
52b219b5 3517 /* Core file entry points. */
e43d48cc
AM
3518#define BFD_JUMP_TABLE_CORE(NAME) \
3519CONCAT2 (NAME,_core_file_failing_command), \
3520CONCAT2 (NAME,_core_file_failing_signal), \
3521CONCAT2 (NAME,_core_file_matches_executable_p)
252b5132
RH
3522 char * (*_core_file_failing_command) PARAMS ((bfd *));
3523 int (*_core_file_failing_signal) PARAMS ((bfd *));
3524 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
3525
52b219b5 3526 /* Archive entry points. */
e43d48cc
AM
3527#define BFD_JUMP_TABLE_ARCHIVE(NAME) \
3528CONCAT2 (NAME,_slurp_armap), \
3529CONCAT2 (NAME,_slurp_extended_name_table), \
3530CONCAT2 (NAME,_construct_extended_name_table), \
3531CONCAT2 (NAME,_truncate_arname), \
3532CONCAT2 (NAME,_write_armap), \
3533CONCAT2 (NAME,_read_ar_hdr), \
3534CONCAT2 (NAME,_openr_next_archived_file), \
3535CONCAT2 (NAME,_get_elt_at_index), \
3536CONCAT2 (NAME,_generic_stat_arch_elt), \
3537CONCAT2 (NAME,_update_armap_timestamp)
252b5132
RH
3538 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
3539 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
3540 boolean (*_bfd_construct_extended_name_table)
dc810e39
AM
3541 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
3542 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *));
3543 boolean (*write_armap)
3544 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
3545 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
3546 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *));
252b5132
RH
3547#define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
3548 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
3549 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
3550 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
77fb9c28 3551
52b219b5 3552 /* Entry points used for symbols. */
e43d48cc
AM
3553#define BFD_JUMP_TABLE_SYMBOLS(NAME) \
3554CONCAT2 (NAME,_get_symtab_upper_bound), \
3555CONCAT2 (NAME,_get_symtab), \
3556CONCAT2 (NAME,_make_empty_symbol), \
3557CONCAT2 (NAME,_print_symbol), \
3558CONCAT2 (NAME,_get_symbol_info), \
3559CONCAT2 (NAME,_bfd_is_local_label_name), \
3560CONCAT2 (NAME,_get_lineno), \
3561CONCAT2 (NAME,_find_nearest_line), \
3562CONCAT2 (NAME,_bfd_make_debug_symbol), \
3563CONCAT2 (NAME,_read_minisymbols), \
3564CONCAT2 (NAME,_minisymbol_to_symbol)
dc810e39
AM
3565 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
3566 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
3567 struct symbol_cache_entry **));
3568 struct symbol_cache_entry *
3569 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
3570 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
3571 struct symbol_cache_entry *,
3572 bfd_print_symbol_type));
252b5132 3573#define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
dc810e39
AM
3574 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
3575 struct symbol_cache_entry *,
3576 symbol_info *));
252b5132 3577#define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
dc810e39 3578 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
252b5132 3579
dc810e39
AM
3580 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
3581 boolean (*_bfd_find_nearest_line)
3582 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma,
3583 const char **, const char **, unsigned int *));
52b219b5 3584 /* Back-door to allow format-aware applications to create debug symbols
252b5132
RH
3585 while using BFD for everything else. Currently used by the assembler
3586 when creating COFF files. */
dc810e39
AM
3587 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *,
3588 unsigned long size));
252b5132
RH
3589#define bfd_read_minisymbols(b, d, m, s) \
3590 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
dc810e39
AM
3591 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
3592 unsigned int *));
252b5132
RH
3593#define bfd_minisymbol_to_symbol(b, d, m, f) \
3594 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
3595 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
3596 asymbol *));
3597
52b219b5 3598 /* Routines for relocs. */
e43d48cc
AM
3599#define BFD_JUMP_TABLE_RELOCS(NAME) \
3600CONCAT2 (NAME,_get_reloc_upper_bound), \
3601CONCAT2 (NAME,_canonicalize_reloc), \
3602CONCAT2 (NAME,_bfd_reloc_type_lookup)
dc810e39
AM
3603 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
3604 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
3605 struct symbol_cache_entry **));
52b219b5 3606 /* See documentation on reloc types. */
252b5132 3607 reloc_howto_type *
dc810e39 3608 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type));
252b5132 3609
52b219b5 3610 /* Routines used when writing an object file. */
e43d48cc
AM
3611#define BFD_JUMP_TABLE_WRITE(NAME) \
3612CONCAT2 (NAME,_set_arch_mach), \
3613CONCAT2 (NAME,_set_section_contents)
dc810e39
AM
3614 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
3615 unsigned long));
3616 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
3617 file_ptr, bfd_size_type));
252b5132 3618
52b219b5 3619 /* Routines used by the linker. */
e43d48cc
AM
3620#define BFD_JUMP_TABLE_LINK(NAME) \
3621CONCAT2 (NAME,_sizeof_headers), \
3622CONCAT2 (NAME,_bfd_get_relocated_section_contents), \
3623CONCAT2 (NAME,_bfd_relax_section), \
3624CONCAT2 (NAME,_bfd_link_hash_table_create), \
3625CONCAT2 (NAME,_bfd_link_add_symbols), \
3626CONCAT2 (NAME,_bfd_final_link), \
3627CONCAT2 (NAME,_bfd_link_split_section), \
3628CONCAT2 (NAME,_bfd_gc_sections), \
3629CONCAT2 (NAME,_bfd_merge_sections)
dc810e39
AM
3630 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
3631 bfd_byte *(*_bfd_get_relocated_section_contents)
3632 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
3633 bfd_byte *, boolean, struct symbol_cache_entry **));
252b5132 3634
dc810e39
AM
3635 boolean (*_bfd_relax_section)
3636 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *));
252b5132 3637
52b219b5 3638 /* Create a hash table for the linker. Different backends store
252b5132
RH
3639 different information in this table. */
3640 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
3641
52b219b5 3642 /* Add symbols from this object file into the hash table. */
dc810e39 3643 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
252b5132 3644
52b219b5 3645 /* Do a link based on the link_order structures attached to each
252b5132 3646 section of the BFD. */
dc810e39 3647 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
252b5132 3648
52b219b5 3649 /* Should this section be split up into smaller pieces during linking. */
dc810e39 3650 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
252b5132 3651
52b219b5 3652 /* Remove sections that are not referenced from the output. */
dc810e39 3653 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
252b5132 3654
8550eb6e 3655 /* Attempt to merge SEC_MERGE sections. */
dc810e39 3656 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *));
8550eb6e 3657
52b219b5 3658 /* Routines to handle dynamic symbols and relocs. */
e43d48cc
AM
3659#define BFD_JUMP_TABLE_DYNAMIC(NAME) \
3660CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \
3661CONCAT2 (NAME,_canonicalize_dynamic_symtab), \
3662CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \
3663CONCAT2 (NAME,_canonicalize_dynamic_reloc)
8d88c4ca 3664 /* Get the amount of memory required to hold the dynamic symbols. */
dc810e39 3665 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
52b219b5 3666 /* Read in the dynamic symbols. */
dc810e39 3667 long (*_bfd_canonicalize_dynamic_symtab)
252b5132 3668 PARAMS ((bfd *, struct symbol_cache_entry **));
52b219b5 3669 /* Get the amount of memory required to hold the dynamic relocs. */
dc810e39 3670 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
52b219b5 3671 /* Read in the dynamic relocs. */
dc810e39 3672 long (*_bfd_canonicalize_dynamic_reloc)
252b5132 3673 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
b23b8e6e 3674
8c603c85 3675 /* Opposite endian version of this target. */
c3c89269 3676 const struct bfd_target * alternative_target;
8c603c85 3677
252b5132 3678 PTR backend_data;
8c603c85 3679
252b5132 3680} bfd_target;
c02e7c3e
KH
3681boolean
3682bfd_set_default_target PARAMS ((const char *name));
252b5132
RH
3683
3684const bfd_target *
dc810e39 3685bfd_find_target PARAMS ((const char *target_name, bfd *abfd));
252b5132
RH
3686
3687const char **
3688bfd_target_list PARAMS ((void));
3689
c02e7c3e
KH
3690const bfd_target *
3691bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *));
c3c89269 3692
c02e7c3e 3693boolean
252b5132
RH
3694bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
3695
c02e7c3e 3696boolean
252b5132
RH
3697bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3698
c02e7c3e 3699boolean
252b5132
RH
3700bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
3701
3619ad04 3702const char *
252b5132
RH
3703bfd_format_string PARAMS ((bfd_format format));
3704
3705#ifdef __cplusplus
3706}
3707#endif
3708#endif
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