Add initialisation of the processors field of the v850_opcode structure.
[deliverable/binutils-gdb.git] / bfd / bfd-in2.h
CommitLineData
fdcb0453 1/* Main header file for the bfd library -- portable access to object files.
56f3b62c 2 Copyright 1990, 91, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
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3 Contributed by Cygnus Support.
4
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5** NOTE: bfd.h and bfd-in2.h are GENERATED files. Don't change them;
6** instead, change bfd-in.h or the other BFD source files processed to
7** generate these files.
8
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9This file is part of BFD, the Binary File Descriptor library.
10
11This program is free software; you can redistribute it and/or modify
12it under the terms of the GNU General Public License as published by
13the Free Software Foundation; either version 2 of the License, or
14(at your option) any later version.
15
16This program is distributed in the hope that it will be useful,
17but WITHOUT ANY WARRANTY; without even the implied warranty of
18MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19GNU General Public License for more details.
20
21You should have received a copy of the GNU General Public License
22along with this program; if not, write to the Free Software
e9614321 23Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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24
25/* bfd.h -- The only header file required by users of the bfd library
26
27The bfd.h file is generated from bfd-in.h and various .c files; if you
28change it, your changes will probably be lost.
29
30All the prototypes and definitions following the comment "THE FOLLOWING
31IS EXTRACTED FROM THE SOURCE" are extracted from the source files for
32BFD. If you change it, someone oneday will extract it from the source
33again, and your changes will be lost. To save yourself from this bind,
34change the definitions in the source in the bfd directory. Type "make
35docs" and then "make headers" in that directory, and magically this file
36will change to reflect your changes.
37
38If you don't have the tools to perform the extraction, then you are
39safe from someone on your system trampling over your header files.
40You should still maintain the equivalence between the source and this
41file though; every change you make to the .c file should be reflected
42here. */
43
44#ifndef __BFD_H_SEEN__
45#define __BFD_H_SEEN__
46
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47#ifdef __cplusplus
48extern "C" {
49#endif
50
fdcb0453 51#include "ansidecl.h"
fdcb0453 52
5a66538b 53/* These two lines get substitutions done by commands in Makefile.in. */
b7577823 54#define BFD_VERSION "@VERSION@"
f4e14cb9 55#define BFD_ARCH_SIZE @wordsize@
b7577823 56#define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
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57#if @BFD_HOST_64_BIT_DEFINED@
58#define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
59#define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
60#endif
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61
62#if BFD_ARCH_SIZE >= 64
63#define BFD64
64#endif
65
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66#ifndef INLINE
67#if __GNUC__ >= 2
68#define INLINE __inline__
69#else
70#define INLINE
71#endif
72#endif
73
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74/* forward declaration */
75typedef struct _bfd bfd;
76
77/* To squelch erroneous compiler warnings ("illegal pointer
78 combination") from the SVR3 compiler, we would like to typedef
79 boolean to int (it doesn't like functions which return boolean.
80 Making sure they are never implicitly declared to return int
81 doesn't seem to help). But this file is not configured based on
82 the host. */
83/* General rules: functions which are boolean return true on success
84 and false on failure (unless they're a predicate). -- bfd.doc */
85/* I'm sure this is going to break something and someone is going to
86 force me to change it. */
87/* typedef enum boolean {false, true} boolean; */
88/* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
442da995 89/* It gets worse if the host also defines a true/false enum... -sts */
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90/* And even worse if your compiler has built-in boolean types... -law */
91#if defined (__GNUG__) && (__GNUC_MINOR__ > 5)
92#define TRUE_FALSE_ALREADY_DEFINED
93#endif
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94#ifdef MPW
95/* Pre-emptive strike - get the file with the enum. */
96#include <Types.h>
97#define TRUE_FALSE_ALREADY_DEFINED
98#endif /* MPW */
442da995 99#ifndef TRUE_FALSE_ALREADY_DEFINED
fdcb0453 100typedef enum bfd_boolean {false, true} boolean;
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101#define BFD_TRUE_FALSE
102#else
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103/* Use enum names that will appear nowhere else. */
104typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean;
442da995 105#endif
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106
107/* A pointer to a position in a file. */
108/* FIXME: This should be using off_t from <sys/types.h>.
109 For now, try to avoid breaking stuff by not including <sys/types.h> here.
110 This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
111 Probably the best long-term answer is to avoid using file_ptr AND off_t
112 in this header file, and to handle this in the BFD implementation
113 rather than in its interface. */
114/* typedef off_t file_ptr; */
115typedef long int file_ptr;
116
0822b56d 117/* Support for different sizes of target format ints and addresses.
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118 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
119 set to 1 above. Otherwise, if gcc is being used, this code will
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120 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
121 defined above. */
fdcb0453 122
b7577823 123#ifdef BFD64
fdcb0453 124
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125#ifndef BFD_HOST_64_BIT
126#if BFD_HOST_64BIT_LONG
127#define BFD_HOST_64_BIT long
f4e14cb9 128#define BFD_HOST_U_64_BIT unsigned long
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129#else
130#ifdef __GNUC__
78c3dc5c 131#define BFD_HOST_64_BIT long long
f4e14cb9 132#define BFD_HOST_U_64_BIT unsigned long long
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133#else /* ! defined (__GNUC__) */
134 #error No 64 bit integer type available
135#endif /* ! defined (__GNUC__) */
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136#endif /* ! BFD_HOST_64BIT_LONG */
137#endif /* ! defined (BFD_HOST_64_BIT) */
fa5ba217 138
f4e14cb9 139typedef BFD_HOST_U_64_BIT bfd_vma;
78c3dc5c 140typedef BFD_HOST_64_BIT bfd_signed_vma;
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141typedef BFD_HOST_U_64_BIT bfd_size_type;
142typedef BFD_HOST_U_64_BIT symvalue;
b7577823 143
7e7fb4a8 144#ifndef fprintf_vma
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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))
fdcb0453 151#define fprintf_vma(s,x) \
b7577823 152 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
fa5ba217 153#define sprintf_vma(s,x) \
b7577823 154 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
7e7fb4a8 155#endif
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156#endif
157
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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. */
175#define fprintf_vma(s,x) fprintf(s, "%08lx", x)
fa5ba217 176#define sprintf_vma(s,x) sprintf(s, "%08lx", x)
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177#endif /* not BFD64 */
178#define printf_vma(x) fprintf_vma(stdout,x)
179
180typedef unsigned int flagword; /* 32 bits of flags */
5dc8db48 181typedef unsigned char bfd_byte;
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182\f
183/** File formats */
184
185typedef enum bfd_format {
186 bfd_unknown = 0, /* file format is unknown */
187 bfd_object, /* linker/assember/compiler output */
188 bfd_archive, /* object archive file */
189 bfd_core, /* core dump */
190 bfd_type_end} /* marks the end; don't use it! */
191 bfd_format;
192
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193/* Values that may appear in the flags field of a BFD. These also
194 appear in the object_flags field of the bfd_target structure, where
195 they indicate the set of flags used by that backend (not all flags
196 are meaningful for all object file formats) (FIXME: at the moment,
197 the object_flags values have mostly just been copied from backend
198 to another, and are not necessarily correct). */
199
200/* No flags. */
2055bf85 201#define BFD_NO_FLAGS 0x00
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202
203/* BFD contains relocation entries. */
fdcb0453 204#define HAS_RELOC 0x01
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205
206/* BFD is directly executable. */
fdcb0453 207#define EXEC_P 0x02
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208
209/* BFD has line number information (basically used for F_LNNO in a
210 COFF header). */
fdcb0453 211#define HAS_LINENO 0x04
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212
213/* BFD has debugging information. */
fdcb0453 214#define HAS_DEBUG 0x08
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215
216/* BFD has symbols. */
fdcb0453 217#define HAS_SYMS 0x10
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218
219/* BFD has local symbols (basically used for F_LSYMS in a COFF
220 header). */
fdcb0453 221#define HAS_LOCALS 0x20
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222
223/* BFD is a dynamic object. */
fdcb0453 224#define DYNAMIC 0x40
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225
226/* Text section is write protected (if D_PAGED is not set, this is
227 like an a.out NMAGIC file) (the linker sets this by default, but
228 clears it for -r or -N). */
fdcb0453 229#define WP_TEXT 0x80
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230
231/* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the
232 linker sets this by default, but clears it for -r or -n or -N). */
fdcb0453 233#define D_PAGED 0x100
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234
235/* BFD is relaxable (this means that bfd_relax_section may be able to
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236 do something) (sometimes bfd_relax_section can do something even if
237 this is not set). */
fdcb0453 238#define BFD_IS_RELAXABLE 0x200
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239
240/* This may be set before writing out a BFD to request using a
241 traditional format. For example, this is used to request that when
242 writing out an a.out object the symbols not be hashed to eliminate
243 duplicates. */
244#define BFD_TRADITIONAL_FORMAT 0x400
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245
246/* This flag indicates that the BFD contents are actually cached in
247 memory. If this is set, iostream points to a bfd_in_memory struct. */
248#define BFD_IN_MEMORY 0x800
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249\f
250/* symbols and relocation */
251
0f8f509c 252/* A count of carsyms (canonical archive symbols). */
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253typedef unsigned long symindex;
254
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255/* How to perform a relocation. */
256typedef const struct reloc_howto_struct reloc_howto_type;
257
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258#define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
259
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260/* General purpose part of a symbol X;
261 target specific parts are in libcoff.h, libaout.h, etc. */
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262
263#define bfd_get_section(x) ((x)->section)
264#define bfd_get_output_section(x) ((x)->section->output_section)
265#define bfd_set_section(x,y) ((x)->section) = (y)
266#define bfd_asymbol_base(x) ((x)->section->vma)
267#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
268#define bfd_asymbol_name(x) ((x)->name)
269/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
270#define bfd_asymbol_bfd(x) ((x)->the_bfd)
271#define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour)
272
0f8f509c 273/* A canonical archive symbol. */
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274/* This is a type pun with struct ranlib on purpose! */
275typedef struct carsym {
276 char *name;
277 file_ptr file_offset; /* look here to find the file */
278} carsym; /* to make these you call a carsymogen */
279
280
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281/* Used in generating armaps (archive tables of contents).
282 Perhaps just a forward definition would do? */
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283struct orl { /* output ranlib */
284 char **name; /* symbol name */
285 file_ptr pos; /* bfd* or file position */
286 int namidx; /* index into string table */
287};
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288\f
289
290/* Linenumber stuff */
291typedef struct lineno_cache_entry {
292 unsigned int line_number; /* Linenumber from start of function*/
293 union {
0f8f509c 294 struct symbol_cache_entry *sym; /* Function name */
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295 unsigned long offset; /* Offset into section */
296 } u;
297} alent;
298\f
299/* object and core file sections */
300
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301#define align_power(addr, align) \
302 ( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
303
304typedef struct sec *sec_ptr;
305
306#define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
307#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
308#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
309#define bfd_section_name(bfd, ptr) ((ptr)->name)
310#define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
311#define bfd_section_vma(bfd, ptr) ((ptr)->vma)
48e509bf 312#define bfd_section_lma(bfd, ptr) ((ptr)->lma)
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313#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
314#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
315#define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
316
317#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
318
e0151f38 319#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true)
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320#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true)
321#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true)
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322
323typedef struct stat stat_type;
324\f
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325typedef enum bfd_print_symbol
326{
327 bfd_print_symbol_name,
328 bfd_print_symbol_more,
329 bfd_print_symbol_all
330} bfd_print_symbol_type;
331
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332/* Information about a symbol that nm needs. */
333
334typedef struct _symbol_info
335{
336 symvalue value;
0f8f509c 337 char type;
fdcb0453 338 CONST char *name; /* Symbol name. */
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339 unsigned char stab_type; /* Stab type. */
340 char stab_other; /* Stab other. */
341 short stab_desc; /* Stab desc. */
342 CONST char *stab_name; /* String for stab type. */
fdcb0453 343} symbol_info;
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344
345/* Get the name of a stabs type code. */
346
347extern const char *bfd_get_stab_name PARAMS ((int));
fdcb0453 348\f
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349/* Hash table routines. There is no way to free up a hash table. */
350
351/* An element in the hash table. Most uses will actually use a larger
352 structure, and an instance of this will be the first field. */
353
354struct bfd_hash_entry
355{
356 /* Next entry for this hash code. */
357 struct bfd_hash_entry *next;
358 /* String being hashed. */
359 const char *string;
360 /* Hash code. This is the full hash code, not the index into the
361 table. */
362 unsigned long hash;
363};
364
365/* A hash table. */
366
367struct bfd_hash_table
368{
369 /* The hash array. */
370 struct bfd_hash_entry **table;
371 /* The number of slots in the hash table. */
372 unsigned int size;
373 /* A function used to create new elements in the hash table. The
374 first entry is itself a pointer to an element. When this
375 function is first invoked, this pointer will be NULL. However,
376 having the pointer permits a hierarchy of method functions to be
377 built each of which calls the function in the superclass. Thus
378 each function should be written to allocate a new block of memory
379 only if the argument is NULL. */
380 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *,
381 struct bfd_hash_table *,
382 const char *));
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383 /* An objalloc for this hash table. This is a struct objalloc *,
384 but we use PTR to avoid requiring the inclusion of objalloc.h. */
385 PTR memory;
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386};
387
388/* Initialize a hash table. */
389extern boolean bfd_hash_table_init
390 PARAMS ((struct bfd_hash_table *,
391 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
392 struct bfd_hash_table *,
393 const char *)));
394
395/* Initialize a hash table specifying a size. */
396extern boolean bfd_hash_table_init_n
397 PARAMS ((struct bfd_hash_table *,
398 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
399 struct bfd_hash_table *,
400 const char *),
401 unsigned int size));
402
403/* Free up a hash table. */
404extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *));
405
406/* Look up a string in a hash table. If CREATE is true, a new entry
407 will be created for this string if one does not already exist. The
408 COPY argument must be true if this routine should copy the string
409 into newly allocated memory when adding an entry. */
410extern struct bfd_hash_entry *bfd_hash_lookup
411 PARAMS ((struct bfd_hash_table *, const char *, boolean create,
412 boolean copy));
413
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414/* Replace an entry in a hash table. */
415extern void bfd_hash_replace
416 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old,
417 struct bfd_hash_entry *nw));
418
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419/* Base method for creating a hash table entry. */
420extern struct bfd_hash_entry *bfd_hash_newfunc
421 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
422 const char *));
423
424/* Grab some space for a hash table entry. */
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425extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *,
426 unsigned int));
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427
428/* Traverse a hash table in a random order, calling a function on each
429 element. If the function returns false, the traversal stops. The
430 INFO argument is passed to the function. */
431extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *,
432 boolean (*) (struct bfd_hash_entry *,
433 PTR),
434 PTR info));
435\f
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436/* Semi-portable string concatenation in cpp.
437 The CAT4 hack is to avoid a problem with some strict ANSI C preprocessors.
438 The problem is, "32_" is not a valid preprocessing token, and we don't
439 want extra underscores (e.g., "nlm_32_"). The XCAT2 macro will cause the
440 inner CAT macros to be evaluated first, producing still-valid pp-tokens.
441 Then the final concatenation can be done. (Sigh.) */
fdcb0453 442#ifndef CAT
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443#ifdef SABER
444#define CAT(a,b) a##b
445#define CAT3(a,b,c) a##b##c
446#define CAT4(a,b,c,d) a##b##c##d
447#else
442da995 448#if defined(__STDC__) || defined(ALMOST_STDC)
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449#define CAT(a,b) a##b
450#define CAT3(a,b,c) a##b##c
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451#define XCAT2(a,b) CAT(a,b)
452#define CAT4(a,b,c,d) XCAT2(CAT(a,b),CAT(c,d))
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453#else
454#define CAT(a,b) a/**/b
455#define CAT3(a,b,c) a/**/b/**/c
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456#define CAT4(a,b,c,d) a/**/b/**/c/**/d
457#endif
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458#endif
459#endif
460
fdcb0453 461#define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
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462\f
463/* User program access to BFD facilities */
464
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465/* Direct I/O routines, for programs which know more about the object
466 file than BFD does. Use higher level routines if possible. */
467
468extern bfd_size_type bfd_read
469 PARAMS ((PTR, bfd_size_type size, bfd_size_type nitems, bfd *abfd));
470extern bfd_size_type bfd_write
471 PARAMS ((const PTR, bfd_size_type size, bfd_size_type nitems, bfd *abfd));
d80ebaac 472extern int bfd_seek PARAMS ((bfd *abfd, file_ptr fp, int direction));
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473extern long bfd_tell PARAMS ((bfd *abfd));
474extern int bfd_flush PARAMS ((bfd *abfd));
475extern int bfd_stat PARAMS ((bfd *abfd, struct stat *));
476
018dafca 477
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478/* Cast from const char * to char * so that caller can assign to
479 a char * without a warning. */
480#define bfd_get_filename(abfd) ((char *) (abfd)->filename)
0a197a96 481#define bfd_get_cacheable(abfd) ((abfd)->cacheable)
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482#define bfd_get_format(abfd) ((abfd)->format)
483#define bfd_get_target(abfd) ((abfd)->xvec->name)
9e461dac 484#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
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485#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
486#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
487#define bfd_header_big_endian(abfd) \
488 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
489#define bfd_header_little_endian(abfd) \
490 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
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491#define bfd_get_file_flags(abfd) ((abfd)->flags)
492#define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
493#define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
494#define bfd_my_archive(abfd) ((abfd)->my_archive)
495#define bfd_has_map(abfd) ((abfd)->has_armap)
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496
497#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
498#define bfd_usrdata(abfd) ((abfd)->usrdata)
499
500#define bfd_get_start_address(abfd) ((abfd)->start_address)
501#define bfd_get_symcount(abfd) ((abfd)->symcount)
502#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
503#define bfd_count_sections(abfd) ((abfd)->section_count)
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504
505#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
506
e0151f38 507#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean)(bool)), true)
0a197a96 508
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509extern boolean bfd_record_phdr
510 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma,
511 boolean, boolean, unsigned int, struct sec **));
512
2b91cc45
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513/* Byte swapping routines. */
514
1a973af1
ILT
515bfd_vma bfd_getb64 PARAMS ((const unsigned char *));
516bfd_vma bfd_getl64 PARAMS ((const unsigned char *));
517bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *));
518bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *));
519bfd_vma bfd_getb32 PARAMS ((const unsigned char *));
520bfd_vma bfd_getl32 PARAMS ((const unsigned char *));
521bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *));
522bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *));
523bfd_vma bfd_getb16 PARAMS ((const unsigned char *));
524bfd_vma bfd_getl16 PARAMS ((const unsigned char *));
525bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *));
526bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *));
2b91cc45
SG
527void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
528void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
529void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
530void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
531void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
532void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
c16313f0
ILT
533\f
534/* Externally visible ECOFF routines. */
2b91cc45 535
442da995 536#if defined(__STDC__) || defined(ALMOST_STDC)
8d12f138
ILT
537struct ecoff_debug_info;
538struct ecoff_debug_swap;
539struct ecoff_extr;
540struct symbol_cache_entry;
7e7fb4a8 541struct bfd_link_info;
28a0c103 542struct bfd_link_hash_entry;
35a3e78e 543struct bfd_elf_version_tree;
8d12f138 544#endif
c16313f0
ILT
545extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd));
546extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value));
547extern boolean bfd_ecoff_set_regmasks
548 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask,
549 unsigned long *cprmask));
7e7fb4a8 550extern PTR bfd_ecoff_debug_init
8d12f138 551 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug,
7e7fb4a8
KR
552 const struct ecoff_debug_swap *output_swap,
553 struct bfd_link_info *));
554extern void bfd_ecoff_debug_free
555 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
556 const struct ecoff_debug_swap *output_swap,
557 struct bfd_link_info *));
558extern boolean bfd_ecoff_debug_accumulate
559 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
8d12f138
ILT
560 const struct ecoff_debug_swap *output_swap,
561 bfd *input_bfd, struct ecoff_debug_info *input_debug,
562 const struct ecoff_debug_swap *input_swap,
7e7fb4a8
KR
563 struct bfd_link_info *));
564extern boolean bfd_ecoff_debug_accumulate_other
565 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
566 const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
567 struct bfd_link_info *));
8d12f138
ILT
568extern boolean bfd_ecoff_debug_externals
569 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
570 const struct ecoff_debug_swap *swap,
571 boolean relocateable,
572 boolean (*get_extr) (struct symbol_cache_entry *,
573 struct ecoff_extr *),
574 void (*set_index) (struct symbol_cache_entry *,
575 bfd_size_type)));
966e0a16
ILT
576extern boolean bfd_ecoff_debug_one_external
577 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
578 const struct ecoff_debug_swap *swap,
579 const char *name, struct ecoff_extr *esym));
8d12f138
ILT
580extern bfd_size_type bfd_ecoff_debug_size
581 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
582 const struct ecoff_debug_swap *swap));
583extern boolean bfd_ecoff_write_debug
584 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug,
585 const struct ecoff_debug_swap *swap, file_ptr where));
7e7fb4a8
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586extern boolean bfd_ecoff_write_accumulated_debug
587 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
588 const struct ecoff_debug_swap *swap,
589 struct bfd_link_info *info, file_ptr where));
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590extern boolean bfd_mips_ecoff_create_embedded_relocs
591 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
592 char **));
8d12f138 593
013dec1a
ILT
594/* Externally visible ELF routines. */
595
54406786 596struct bfd_link_needed_list
b176e1e9 597{
54406786 598 struct bfd_link_needed_list *next;
b176e1e9
ILT
599 bfd *by;
600 const char *name;
601};
54406786
ILT
602
603extern boolean bfd_elf32_record_link_assignment
604 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
605extern boolean bfd_elf64_record_link_assignment
606 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
607extern struct bfd_link_needed_list *bfd_elf_get_needed_list
b176e1e9 608 PARAMS ((bfd *, struct bfd_link_info *));
013dec1a 609extern boolean bfd_elf32_size_dynamic_sections
148437ec 610 PARAMS ((bfd *, const char *, const char *, boolean, const char *,
35a3e78e
ILT
611 const char * const *, struct bfd_link_info *, struct sec **,
612 struct bfd_elf_version_tree *));
013dec1a 613extern boolean bfd_elf64_size_dynamic_sections
148437ec 614 PARAMS ((bfd *, const char *, const char *, boolean, const char *,
35a3e78e
ILT
615 const char * const *, struct bfd_link_info *, struct sec **,
616 struct bfd_elf_version_tree *));
c1f84521 617extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
871a3f3b 618extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *));
013dec1a 619
a7ff9b80
ILT
620/* SunOS shared library support routines for the linker. */
621
28a0c103
ILT
622extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
623 PARAMS ((bfd *, struct bfd_link_info *));
a7ff9b80
ILT
624extern boolean bfd_sunos_record_link_assignment
625 PARAMS ((bfd *, struct bfd_link_info *, const char *));
626extern boolean bfd_sunos_size_dynamic_sections
627 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **,
628 struct sec **));
629
04003b57
ILT
630/* Linux shared library support routines for the linker. */
631
7ec49f91
ILT
632extern boolean bfd_i386linux_size_dynamic_sections
633 PARAMS ((bfd *, struct bfd_link_info *));
634extern boolean bfd_m68klinux_size_dynamic_sections
04003b57 635 PARAMS ((bfd *, struct bfd_link_info *));
48e509bf
NC
636extern boolean bfd_sparclinux_size_dynamic_sections
637 PARAMS ((bfd *, struct bfd_link_info *));
04003b57 638
4fe6d901
KR
639/* mmap hacks */
640
641struct _bfd_window_internal;
642typedef struct _bfd_window_internal bfd_window_internal;
643
644typedef struct _bfd_window {
645 /* What the user asked for. */
646 PTR data;
647 bfd_size_type size;
648 /* The actual window used by BFD. Small user-requested read-only
649 regions sharing a page may share a single window into the object
650 file. Read-write versions shouldn't until I've fixed things to
651 keep track of which portions have been claimed by the
652 application; don't want to give the same region back when the
653 application wants two writable copies! */
654 struct _bfd_window_internal *i;
655} bfd_window;
656
092abcdf
ILT
657extern void bfd_init_window PARAMS ((bfd_window *));
658extern void bfd_free_window PARAMS ((bfd_window *));
659extern boolean bfd_get_file_window
0bb8ff19 660 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean));
4fe6d901 661
28a0c103
ILT
662/* XCOFF support routines for the linker. */
663
2d7de17d
ILT
664extern boolean bfd_xcoff_link_record_set
665 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
666 bfd_size_type));
28a0c103
ILT
667extern boolean bfd_xcoff_import_symbol
668 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
669 bfd_vma, const char *, const char *, const char *));
670extern boolean bfd_xcoff_export_symbol
671 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *,
672 boolean));
2d7de17d
ILT
673extern boolean bfd_xcoff_link_count_reloc
674 PARAMS ((bfd *, struct bfd_link_info *, const char *));
675extern boolean bfd_xcoff_record_link_assignment
676 PARAMS ((bfd *, struct bfd_link_info *, const char *));
28a0c103
ILT
677extern boolean bfd_xcoff_size_dynamic_sections
678 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *,
679 unsigned long, unsigned long, unsigned long, boolean,
4a4a66bd 680 int, boolean, boolean, struct sec **));
28a0c103 681
c3d8e071
ILT
682/* Externally visible COFF routines. */
683
684#if defined(__STDC__) || defined(ALMOST_STDC)
685struct internal_syment;
686union internal_auxent;
687#endif
688
689extern boolean bfd_coff_get_syment
690 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
691extern boolean bfd_coff_get_auxent
692 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
693
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694/* And more from the source. */
695void
696bfd_init PARAMS ((void));
697
698bfd *
c188b0be 699bfd_openr PARAMS ((CONST char *filename, CONST char *target));
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700
701bfd *
702bfd_fdopenr PARAMS ((CONST char *filename, CONST char *target, int fd));
703
8a51b06c 704bfd *
48e509bf 705bfd_openstreamr PARAMS ((const char *, const char *, PTR));
8a51b06c 706
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707bfd *
708bfd_openw PARAMS ((CONST char *filename, CONST char *target));
709
710boolean
c188b0be 711bfd_close PARAMS ((bfd *abfd));
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712
713boolean
714bfd_close_all_done PARAMS ((bfd *));
715
fdcb0453 716bfd *
10bd43a8 717bfd_create PARAMS ((CONST char *filename, bfd *templ));
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718
719
720 /* Byte swapping macros for user section data. */
721
722#define bfd_put_8(abfd, val, ptr) \
e2756048 723 (*((unsigned char *)(ptr)) = (unsigned char)(val))
fdcb0453
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724#define bfd_put_signed_8 \
725 bfd_put_8
726#define bfd_get_8(abfd, ptr) \
727 (*(unsigned char *)(ptr))
728#define bfd_get_signed_8(abfd, ptr) \
729 ((*(unsigned char *)(ptr) ^ 0x80) - 0x80)
730
731#define bfd_put_16(abfd, val, ptr) \
732 BFD_SEND(abfd, bfd_putx16, ((val),(ptr)))
733#define bfd_put_signed_16 \
734 bfd_put_16
735#define bfd_get_16(abfd, ptr) \
736 BFD_SEND(abfd, bfd_getx16, (ptr))
737#define bfd_get_signed_16(abfd, ptr) \
738 BFD_SEND (abfd, bfd_getx_signed_16, (ptr))
739
740#define bfd_put_32(abfd, val, ptr) \
741 BFD_SEND(abfd, bfd_putx32, ((val),(ptr)))
742#define bfd_put_signed_32 \
743 bfd_put_32
744#define bfd_get_32(abfd, ptr) \
745 BFD_SEND(abfd, bfd_getx32, (ptr))
746#define bfd_get_signed_32(abfd, ptr) \
747 BFD_SEND(abfd, bfd_getx_signed_32, (ptr))
748
749#define bfd_put_64(abfd, val, ptr) \
750 BFD_SEND(abfd, bfd_putx64, ((val), (ptr)))
751#define bfd_put_signed_64 \
752 bfd_put_64
753#define bfd_get_64(abfd, ptr) \
754 BFD_SEND(abfd, bfd_getx64, (ptr))
755#define bfd_get_signed_64(abfd, ptr) \
756 BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
757
758
759 /* Byte swapping macros for file header data. */
760
761#define bfd_h_put_8(abfd, val, ptr) \
762 bfd_put_8 (abfd, val, ptr)
763#define bfd_h_put_signed_8(abfd, val, ptr) \
764 bfd_put_8 (abfd, val, ptr)
765#define bfd_h_get_8(abfd, ptr) \
766 bfd_get_8 (abfd, ptr)
767#define bfd_h_get_signed_8(abfd, ptr) \
768 bfd_get_signed_8 (abfd, ptr)
769
770#define bfd_h_put_16(abfd, val, ptr) \
771 BFD_SEND(abfd, bfd_h_putx16,(val,ptr))
772#define bfd_h_put_signed_16 \
773 bfd_h_put_16
774#define bfd_h_get_16(abfd, ptr) \
775 BFD_SEND(abfd, bfd_h_getx16,(ptr))
776#define bfd_h_get_signed_16(abfd, ptr) \
777 BFD_SEND(abfd, bfd_h_getx_signed_16, (ptr))
778
779#define bfd_h_put_32(abfd, val, ptr) \
780 BFD_SEND(abfd, bfd_h_putx32,(val,ptr))
781#define bfd_h_put_signed_32 \
782 bfd_h_put_32
783#define bfd_h_get_32(abfd, ptr) \
784 BFD_SEND(abfd, bfd_h_getx32,(ptr))
785#define bfd_h_get_signed_32(abfd, ptr) \
786 BFD_SEND(abfd, bfd_h_getx_signed_32, (ptr))
787
788#define bfd_h_put_64(abfd, val, ptr) \
789 BFD_SEND(abfd, bfd_h_putx64,(val, ptr))
790#define bfd_h_put_signed_64 \
791 bfd_h_put_64
792#define bfd_h_get_64(abfd, ptr) \
793 BFD_SEND(abfd, bfd_h_getx64,(ptr))
794#define bfd_h_get_signed_64(abfd, ptr) \
795 BFD_SEND(abfd, bfd_h_getx_signed_64, (ptr))
796
57a1867e 797typedef struct sec
fdcb0453 798{
c188b0be 799 /* The name of the section; the name isn't a copy, the pointer is
fdcb0453
KR
800 the same as that passed to bfd_make_section. */
801
802 CONST char *name;
803
c188b0be 804 /* Which section is it; 0..nth. */
fdcb0453 805
57a1867e 806 int index;
fdcb0453
KR
807
808 /* The next section in the list belonging to the BFD, or NULL. */
809
810 struct sec *next;
811
c188b0be 812 /* The field flags contains attributes of the section. Some
fdcb0453 813 flags are read in from the object file, and some are
57a1867e 814 synthesized from other information. */
fdcb0453
KR
815
816 flagword flags;
817
818#define SEC_NO_FLAGS 0x000
819
c188b0be
DM
820 /* Tells the OS to allocate space for this section when loading.
821 This is clear for a section containing debug information
fdcb0453 822 only. */
fdcb0453 823#define SEC_ALLOC 0x001
57a1867e 824
fdcb0453 825 /* Tells the OS to load the section from the file when loading.
c188b0be 826 This is clear for a .bss section. */
fdcb0453 827#define SEC_LOAD 0x002
ef758f3e 828
c188b0be
DM
829 /* The section contains data still to be relocated, so there is
830 some relocation information too. */
fdcb0453
KR
831#define SEC_RELOC 0x004
832
b2ae9efb 833#if 0 /* Obsolete ? */
fdcb0453 834#define SEC_BALIGN 0x008
b2ae9efb 835#endif
fdcb0453
KR
836
837 /* A signal to the OS that the section contains read only
838 data. */
839#define SEC_READONLY 0x010
840
841 /* The section contains code only. */
fdcb0453
KR
842#define SEC_CODE 0x020
843
844 /* The section contains data only. */
b2ae9efb 845#define SEC_DATA 0x040
fdcb0453
KR
846
847 /* The section will reside in ROM. */
fdcb0453
KR
848#define SEC_ROM 0x080
849
850 /* The section contains constructor information. This section
851 type is used by the linker to create lists of constructors and
852 destructors used by <<g++>>. When a back end sees a symbol
853 which should be used in a constructor list, it creates a new
c188b0be
DM
854 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches
855 the symbol to it, and builds a relocation. To build the lists
bc750ff1 856 of constructors, all the linker has to do is catenate all the
c188b0be 857 sections called <<__CTOR_LIST__>> and relocate the data
fdcb0453
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858 contained within - exactly the operations it would peform on
859 standard data. */
fdcb0453
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860#define SEC_CONSTRUCTOR 0x100
861
862 /* The section is a constuctor, and should be placed at the
b2ae9efb 863 end of the text, data, or bss section(?). */
fdcb0453 864#define SEC_CONSTRUCTOR_TEXT 0x1100
fdcb0453 865#define SEC_CONSTRUCTOR_DATA 0x2100
fdcb0453
KR
866#define SEC_CONSTRUCTOR_BSS 0x3100
867
868 /* The section has contents - a data section could be
c188b0be 869 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
fdcb0453 870 <<SEC_HAS_CONTENTS>> */
fdcb0453
KR
871#define SEC_HAS_CONTENTS 0x200
872
c188b0be 873 /* An instruction to the linker to not output the section
c16313f0 874 even if it has information which would normally be written. */
fdcb0453
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875#define SEC_NEVER_LOAD 0x400
876
c16313f0
ILT
877 /* The section is a COFF shared library section. This flag is
878 only for the linker. If this type of section appears in
879 the input file, the linker must copy it to the output file
880 without changing the vma or size. FIXME: Although this
881 was originally intended to be general, it really is COFF
882 specific (and the flag was renamed to indicate this). It
883 might be cleaner to have some more general mechanism to
884 allow the back end to control what the linker does with
885 sections. */
886#define SEC_COFF_SHARED_LIBRARY 0x800
fdcb0453 887
5a28331f 888 /* The section contains common symbols (symbols may be defined
fdcb0453
KR
889 multiple times, the value of a symbol is the amount of
890 space it requires, and the largest symbol value is the one
b2ae9efb 891 used). Most targets have exactly one of these (which we
1fb83be6 892 translate to bfd_com_section_ptr), but ECOFF has two. */
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893#define SEC_IS_COMMON 0x8000
894
9b3fa589
JK
895 /* The section contains only debugging information. For
896 example, this is set for ELF .debug and .stab sections.
897 strip tests this flag to see if a section can be
898 discarded. */
899#define SEC_DEBUGGING 0x10000
900
fdfe2d14
SS
901 /* The contents of this section are held in memory pointed to
902 by the contents field. This is checked by
903 bfd_get_section_contents, and the data is retrieved from
904 memory if appropriate. */
905#define SEC_IN_MEMORY 0x20000
906
83f4323e
MM
907 /* The contents of this section are to be excluded by the
908 linker for executable and shared objects unless those
909 objects are to be further relocated. */
910#define SEC_EXCLUDE 0x40000
911
912 /* The contents of this section are to be sorted by the
913 based on the address specified in the associated symbol
914 table. */
915#define SEC_SORT_ENTRIES 0x80000
916
5a28331f
ILT
917 /* When linking, duplicate sections of the same name should be
918 discarded, rather than being combined into a single section as
919 is usually done. This is similar to how common symbols are
920 handled. See SEC_LINK_DUPLICATES below. */
921#define SEC_LINK_ONCE 0x100000
922
923 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker
924 should handle duplicate sections. */
925#define SEC_LINK_DUPLICATES 0x600000
926
927 /* This value for SEC_LINK_DUPLICATES means that duplicate
928 sections with the same name should simply be discarded. */
929#define SEC_LINK_DUPLICATES_DISCARD 0x0
930
931 /* This value for SEC_LINK_DUPLICATES means that the linker
932 should warn if there are any duplicate sections, although
933 it should still only link one copy. */
934#define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
935
936 /* This value for SEC_LINK_DUPLICATES means that the linker
937 should warn if any duplicate sections are a different size. */
938#define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
939
940 /* This value for SEC_LINK_DUPLICATES means that the linker
941 should warn if any duplicate sections contain different
942 contents. */
943#define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
944
ff12f303
ILT
945 /* This section was created by the linker as part of dynamic
946 relocation or other arcane processing. It is skipped when
947 going through the first-pass output, trusting that someone
948 else up the line will take care of it later. */
949#define SEC_LINKER_CREATED 0x800000
950
b2ae9efb
KR
951 /* End of section flags. */
952
ff0e4a93
ILT
953 /* Some internal packed boolean fields. */
954
955 /* See the vma field. */
956 unsigned int user_set_vma : 1;
957
958 /* Whether relocations have been processed. */
959 unsigned int reloc_done : 1;
960
961 /* A mark flag used by some of the linker backends. */
962 unsigned int linker_mark : 1;
963
964 /* End of internal packed boolean fields. */
965
fdcb0453 966 /* The virtual memory address of the section - where it will be
b2ae9efb
KR
967 at run time. The symbols are relocated against this. The
968 user_set_vma flag is maintained by bfd; if it's not set, the
969 backend can assign addresses (for example, in <<a.out>>, where
970 the default address for <<.data>> is dependent on the specific
971 target and various flags). */
ef758f3e 972
fdcb0453
KR
973 bfd_vma vma;
974
975 /* The load address of the section - where it would be in a
c188b0be 976 rom image; really only used for writing section header
b2ae9efb 977 information. */
ef758f3e 978
fdcb0453
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979 bfd_vma lma;
980
fdcb0453 981 /* The size of the section in bytes, as it will be output.
c188b0be 982 contains a value even if the section has no contents (e.g., the
fdcb0453
KR
983 size of <<.bss>>). This will be filled in after relocation */
984
57a1867e 985 bfd_size_type _cooked_size;
fdcb0453 986
c188b0be 987 /* The original size on disk of the section, in bytes. Normally this
fdcb0453
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988 value is the same as the size, but if some relaxing has
989 been done, then this value will be bigger. */
990
57a1867e 991 bfd_size_type _raw_size;
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992
993 /* If this section is going to be output, then this value is the
994 offset into the output section of the first byte in the input
c188b0be 995 section. E.g., if this was going to start at the 100th byte in
fdcb0453
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996 the output section, this value would be 100. */
997
998 bfd_vma output_offset;
999
1000 /* The output section through which to map on output. */
1001
1002 struct sec *output_section;
1003
c188b0be
DM
1004 /* The alignment requirement of the section, as an exponent of 2 -
1005 e.g., 3 aligns to 2^3 (or 8). */
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1006
1007 unsigned int alignment_power;
1008
1009 /* If an input section, a pointer to a vector of relocation
1010 records for the data in this section. */
1011
1012 struct reloc_cache_entry *relocation;
1013
1014 /* If an output section, a pointer to a vector of pointers to
1015 relocation records for the data in this section. */
1016
1017 struct reloc_cache_entry **orelocation;
1018
1019 /* The number of relocation records in one of the above */
1020
1021 unsigned reloc_count;
1022
1023 /* Information below is back end specific - and not always used
ef758f3e 1024 or updated. */
fdcb0453 1025
ef758f3e 1026 /* File position of section data */
fdcb0453 1027
57a1867e
DM
1028 file_ptr filepos;
1029
fdcb0453
KR
1030 /* File position of relocation info */
1031
1032 file_ptr rel_filepos;
1033
1034 /* File position of line data */
1035
1036 file_ptr line_filepos;
1037
1038 /* Pointer to data for applications */
1039
1040 PTR userdata;
1041
fdfe2d14
SS
1042 /* If the SEC_IN_MEMORY flag is set, this points to the actual
1043 contents. */
1044 unsigned char *contents;
fdcb0453
KR
1045
1046 /* Attached line number information */
1047
1048 alent *lineno;
57a1867e 1049
fdcb0453
KR
1050 /* Number of line number records */
1051
1052 unsigned int lineno_count;
1053
1054 /* When a section is being output, this value changes as more
1055 linenumbers are written out */
1056
1057 file_ptr moving_line_filepos;
1058
c188b0be 1059 /* What the section number is in the target world */
fdcb0453
KR
1060
1061 int target_index;
1062
1063 PTR used_by_bfd;
1064
1065 /* If this is a constructor section then here is a list of the
1066 relocations created to relocate items within it. */
1067
1068 struct relent_chain *constructor_chain;
1069
1070 /* The BFD which owns the section. */
1071
1072 bfd *owner;
1073
fdcb0453 1074 /* A symbol which points at this section only */
57a1867e 1075 struct symbol_cache_entry *symbol;
fdcb0453 1076 struct symbol_cache_entry **symbol_ptr_ptr;
ef758f3e 1077
4c3721d5
ILT
1078 struct bfd_link_order *link_order_head;
1079 struct bfd_link_order *link_order_tail;
fdcb0453
KR
1080} asection ;
1081
b2ae9efb
KR
1082 /* These sections are global, and are managed by BFD. The application
1083 and target back end are not permitted to change the values in
1fb83be6
KR
1084 these sections. New code should use the section_ptr macros rather
1085 than referring directly to the const sections. The const sections
1086 may eventually vanish. */
fdcb0453
KR
1087#define BFD_ABS_SECTION_NAME "*ABS*"
1088#define BFD_UND_SECTION_NAME "*UND*"
1089#define BFD_COM_SECTION_NAME "*COM*"
1090#define BFD_IND_SECTION_NAME "*IND*"
1091
1092 /* the absolute section */
1fb83be6
KR
1093extern const asection bfd_abs_section;
1094#define bfd_abs_section_ptr ((asection *) &bfd_abs_section)
1095#define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr)
fdcb0453 1096 /* Pointer to the undefined section */
1fb83be6
KR
1097extern const asection bfd_und_section;
1098#define bfd_und_section_ptr ((asection *) &bfd_und_section)
1099#define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr)
fdcb0453 1100 /* Pointer to the common section */
1fb83be6
KR
1101extern const asection bfd_com_section;
1102#define bfd_com_section_ptr ((asection *) &bfd_com_section)
fdcb0453 1103 /* Pointer to the indirect section */
1fb83be6
KR
1104extern const asection bfd_ind_section;
1105#define bfd_ind_section_ptr ((asection *) &bfd_ind_section)
1106#define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr)
1107
1108extern const struct symbol_cache_entry * const bfd_abs_symbol;
1109extern const struct symbol_cache_entry * const bfd_com_symbol;
1110extern const struct symbol_cache_entry * const bfd_und_symbol;
1111extern const struct symbol_cache_entry * const bfd_ind_symbol;
fdcb0453
KR
1112#define bfd_get_section_size_before_reloc(section) \
1113 (section->reloc_done ? (abort(),1): (section)->_raw_size)
1114#define bfd_get_section_size_after_reloc(section) \
1115 ((section->reloc_done) ? (section)->_cooked_size: (abort(),1))
1116asection *
1117bfd_get_section_by_name PARAMS ((bfd *abfd, CONST char *name));
1118
1119asection *
c188b0be 1120bfd_make_section_old_way PARAMS ((bfd *abfd, CONST char *name));
fdcb0453 1121
9b3fa589 1122asection *
c188b0be 1123bfd_make_section_anyway PARAMS ((bfd *abfd, CONST char *name));
9b3fa589
JK
1124
1125asection *
fdcb0453
KR
1126bfd_make_section PARAMS ((bfd *, CONST char *name));
1127
1128boolean
c188b0be 1129bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
fdcb0453
KR
1130
1131void
1132bfd_map_over_sections PARAMS ((bfd *abfd,
1133 void (*func)(bfd *abfd,
1134 asection *sect,
1135 PTR obj),
1136 PTR obj));
1137
1138boolean
c188b0be 1139bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
fdcb0453
KR
1140
1141boolean
1142bfd_set_section_contents
57a1867e 1143 PARAMS ((bfd *abfd,
fdcb0453
KR
1144 asection *section,
1145 PTR data,
1146 file_ptr offset,
1147 bfd_size_type count));
1148
1149boolean
57a1867e 1150bfd_get_section_contents
fdcb0453
KR
1151 PARAMS ((bfd *abfd, asection *section, PTR location,
1152 file_ptr offset, bfd_size_type count));
1153
5a66538b
KR
1154boolean
1155bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec, bfd *obfd, asection *osec));
1156
1157#define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
efc2b064 1158 BFD_SEND (obfd, _bfd_copy_private_section_data, \
5a66538b 1159 (ibfd, isection, obfd, osection))
fdcb0453
KR
1160enum bfd_architecture
1161{
1162 bfd_arch_unknown, /* File arch not known */
1163 bfd_arch_obscure, /* Arch known, not one of these */
1164 bfd_arch_m68k, /* Motorola 68xxx */
1165 bfd_arch_vax, /* DEC Vax */
1166 bfd_arch_i960, /* Intel 960 */
1167 /* The order of the following is important.
1168 lower number indicates a machine type that
1169 only accepts a subset of the instructions
1170 available to machines with higher numbers.
1171 The exception is the "ca", which is
1172 incompatible with all other machines except
1173 "core". */
1174
1175#define bfd_mach_i960_core 1
1176#define bfd_mach_i960_ka_sa 2
1177#define bfd_mach_i960_kb_sb 3
1178#define bfd_mach_i960_mc 4
1179#define bfd_mach_i960_xa 5
1180#define bfd_mach_i960_ca 6
047c57ac 1181#define bfd_mach_i960_jx 7
cbe75cb6 1182#define bfd_mach_i960_hx 8
fdcb0453
KR
1183
1184 bfd_arch_a29k, /* AMD 29000 */
1185 bfd_arch_sparc, /* SPARC */
5bc513b4 1186#define bfd_mach_sparc 1
cbe75cb6 1187 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
d1f74cd2
DE
1188#define bfd_mach_sparc_sparclet 2
1189#define bfd_mach_sparc_sparclite 3
1190#define bfd_mach_sparc_v8plus 4
1191#define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns */
1192#define bfd_mach_sparc_v9 6
1193#define bfd_mach_sparc_v9a 7 /* with ultrasparc add'ns */
049f3d4c 1194 /* Nonzero if MACH has the v9 instruction set. */
d1f74cd2
DE
1195#define bfd_mach_sparc_v9_p(mach) \
1196 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9a)
fdcb0453
KR
1197 bfd_arch_mips, /* MIPS Rxxxx */
1198 bfd_arch_i386, /* Intel 386 */
3cc21bf6
SG
1199#define bfd_mach_i386_i386 0
1200#define bfd_mach_i386_i8086 1
fdcb0453
KR
1201 bfd_arch_we32k, /* AT&T WE32xxx */
1202 bfd_arch_tahoe, /* CCI/Harris Tahoe */
1203 bfd_arch_i860, /* Intel 860 */
1204 bfd_arch_romp, /* IBM ROMP PC/RT */
1205 bfd_arch_alliant, /* Alliant */
1206 bfd_arch_convex, /* Convex */
1207 bfd_arch_m88k, /* Motorola 88xxx */
1208 bfd_arch_pyramid, /* Pyramid Technology */
1209 bfd_arch_h8300, /* Hitachi H8/300 */
1210#define bfd_mach_h8300 1
1211#define bfd_mach_h8300h 2
34255b70 1212#define bfd_mach_h8300s 3
d1ad85a6 1213 bfd_arch_powerpc, /* PowerPC */
fdcb0453
KR
1214 bfd_arch_rs6000, /* IBM RS/6000 */
1215 bfd_arch_hppa, /* HP PA RISC */
50bd50d4 1216 bfd_arch_d10v, /* Mitsubishi D10V */
fd8d7c31
MH
1217 /* start-sanitize-d30v */
1218 bfd_arch_d30v, /* Mitsubishi D30V */
1219 /* end-sanitize-d30v */
fdcb0453
KR
1220 bfd_arch_z8k, /* Zilog Z8000 */
1221#define bfd_mach_z8001 1
1222#define bfd_mach_z8002 2
1223 bfd_arch_h8500, /* Hitachi H8/500 */
1224 bfd_arch_sh, /* Hitachi SH */
f40d28bf
AC
1225#define bfd_mach_sh 0
1226#define bfd_mach_sh3 0x30
1227#define bfd_mach_sh3e 0x3e
1228 /* start-sanitize-sh4 */
1229#define bfd_mach_sh4 0x40
1230 /* end-sanitize-sh4 */
fdcb0453 1231 bfd_arch_alpha, /* Dec Alpha */
d80ebaac 1232 bfd_arch_arm, /* Advanced Risc Machines ARM */
48e509bf
NC
1233#define bfd_mach_arm_2 1
1234#define bfd_mach_arm_2a 2
1235#define bfd_mach_arm_3 3
1236#define bfd_mach_arm_3M 4
1237#define bfd_mach_arm_4 5
1238#define bfd_mach_arm_4T 6
1fb83be6 1239 bfd_arch_ns32k, /* National Semiconductors ns32000 */
d468a149 1240 bfd_arch_w65, /* WDC 65816 */
fc46a9ec
FF
1241 /* start-sanitize-tic80 */
1242 bfd_arch_tic80, /* TI TMS320c80 (MVP) */
1243 /* end-sanitize-tic80 */
c86158e5 1244 bfd_arch_v850, /* NEC V850 */
f40d28bf 1245#define bfd_mach_v850 0
8988d935 1246 /* start-sanitize-v850e */
f40d28bf 1247#define bfd_mach_v850e 'E'
8988d935
NC
1248 /* end-sanitize-v850e */
1249 /* start-sanitize-v850eq */
1250#define bfd_mach_v850eq 'Q'
1251 /* end-sanitize-v850eq */
05cedcf6 1252 bfd_arch_arc, /* Argonaut RISC Core */
c932fd96 1253#define bfd_mach_arc_base 0
48e509bf 1254 bfd_arch_m32r, /* Mitsubishi M32R/D */
ae1b99e4
JL
1255 bfd_arch_mn10200, /* Matsushita MN10200 */
1256 bfd_arch_mn10300, /* Matsushita MN10300 */
fdcb0453
KR
1257 bfd_arch_last
1258 };
1259
1260typedef struct bfd_arch_info
1261{
1262 int bits_per_word;
1263 int bits_per_address;
1264 int bits_per_byte;
1265 enum bfd_architecture arch;
ae115e51 1266 unsigned long mach;
2ffbb79a
ILT
1267 const char *arch_name;
1268 const char *printable_name;
fdcb0453
KR
1269 unsigned int section_align_power;
1270 /* true if this is the default machine for the architecture */
1271 boolean the_default;
2ffbb79a
ILT
1272 const struct bfd_arch_info * (*compatible)
1273 PARAMS ((const struct bfd_arch_info *a,
1274 const struct bfd_arch_info *b));
1275
1276 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *));
1277
1278 const struct bfd_arch_info *next;
fdcb0453 1279} bfd_arch_info_type;
2ffbb79a 1280const char *
fdcb0453
KR
1281bfd_printable_name PARAMS ((bfd *abfd));
1282
2ffbb79a
ILT
1283const bfd_arch_info_type *
1284bfd_scan_arch PARAMS ((const char *string));
fdcb0453 1285
eaa9c2e7
AC
1286const char **
1287bfd_arch_list PARAMS ((void));
1288
2ffbb79a 1289const bfd_arch_info_type *
fdcb0453 1290bfd_arch_get_compatible PARAMS ((
2ffbb79a
ILT
1291 const bfd *abfd,
1292 const bfd *bbfd));
fdcb0453
KR
1293
1294void
2ffbb79a 1295bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
fdcb0453
KR
1296
1297enum bfd_architecture
1298bfd_get_arch PARAMS ((bfd *abfd));
1299
1300unsigned long
1301bfd_get_mach PARAMS ((bfd *abfd));
1302
1303unsigned int
1304bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
1305
1306unsigned int
1307bfd_arch_bits_per_address PARAMS ((bfd *abfd));
1308
2ffbb79a 1309const bfd_arch_info_type *
c188b0be 1310bfd_get_arch_info PARAMS ((bfd *abfd));
fdcb0453 1311
2ffbb79a 1312const bfd_arch_info_type *
fdcb0453
KR
1313bfd_lookup_arch
1314 PARAMS ((enum bfd_architecture
1315 arch,
ae115e51 1316 unsigned long machine));
fdcb0453 1317
2ffbb79a 1318const char *
fdcb0453
KR
1319bfd_printable_arch_mach
1320 PARAMS ((enum bfd_architecture arch, unsigned long machine));
1321
57a1867e 1322typedef enum bfd_reloc_status
fdcb0453
KR
1323{
1324 /* No errors detected */
1325 bfd_reloc_ok,
1326
1327 /* The relocation was performed, but there was an overflow. */
1328 bfd_reloc_overflow,
1329
1330 /* The address to relocate was not within the section supplied. */
1331 bfd_reloc_outofrange,
1332
1333 /* Used by special functions */
1334 bfd_reloc_continue,
1335
c188b0be 1336 /* Unsupported relocation size requested. */
fdcb0453
KR
1337 bfd_reloc_notsupported,
1338
c188b0be 1339 /* Unused */
fdcb0453
KR
1340 bfd_reloc_other,
1341
1342 /* The symbol to relocate against was undefined. */
1343 bfd_reloc_undefined,
1344
1345 /* The relocation was performed, but may not be ok - presently
1346 generated only when linking i960 coff files with i960 b.out
4c3721d5
ILT
1347 symbols. If this type is returned, the error_message argument
1348 to bfd_perform_relocation will be set. */
fdcb0453
KR
1349 bfd_reloc_dangerous
1350 }
1351 bfd_reloc_status_type;
1352
1353
57a1867e 1354typedef struct reloc_cache_entry
fdcb0453
KR
1355{
1356 /* A pointer into the canonical table of pointers */
1357 struct symbol_cache_entry **sym_ptr_ptr;
1358
1359 /* offset in section */
1360 bfd_size_type address;
1361
1362 /* addend for relocation value */
57a1867e 1363 bfd_vma addend;
fdcb0453
KR
1364
1365 /* Pointer to how to perform the required relocation */
5dc8db48 1366 reloc_howto_type *howto;
fdcb0453
KR
1367
1368} arelent;
66a277ab
ILT
1369enum complain_overflow
1370{
1371 /* Do not complain on overflow. */
1372 complain_overflow_dont,
1373
1374 /* Complain if the bitfield overflows, whether it is considered
1375 as signed or unsigned. */
1376 complain_overflow_bitfield,
1377
1378 /* Complain if the value overflows when considered as signed
1379 number. */
1380 complain_overflow_signed,
1381
1382 /* Complain if the value overflows when considered as an
1383 unsigned number. */
1384 complain_overflow_unsigned
1385};
fdcb0453 1386
1fb83be6 1387struct reloc_howto_struct
57a1867e 1388{
92a956e8 1389 /* The type field has mainly a documentary use - the back end can
c188b0be
DM
1390 do what it wants with it, though normally the back end's
1391 external idea of what a reloc number is stored
1392 in this field. For example, a PC relative word relocation
1393 in a coff environment has the type 023 - because that's
fdcb0453
KR
1394 what the outside world calls a R_PCRWORD reloc. */
1395 unsigned int type;
1396
1397 /* The value the final relocation is shifted right by. This drops
1398 unwanted data from the relocation. */
1399 unsigned int rightshift;
1400
9e461dac 1401 /* The size of the item to be relocated. This is *not* a
4c3721d5
ILT
1402 power-of-two measure. To get the number of bytes operated
1403 on by a type of relocation, use bfd_get_reloc_size. */
fdcb0453
KR
1404 int size;
1405
66a277ab
ILT
1406 /* The number of bits in the item to be relocated. This is used
1407 when doing overflow checking. */
fdcb0453
KR
1408 unsigned int bitsize;
1409
1410 /* Notes that the relocation is relative to the location in the
1411 data section of the addend. The relocation function will
1412 subtract from the relocation value the address of the location
1413 being relocated. */
1414 boolean pc_relative;
1415
66a277ab
ILT
1416 /* The bit position of the reloc value in the destination.
1417 The relocated value is left shifted by this amount. */
fdcb0453
KR
1418 unsigned int bitpos;
1419
66a277ab
ILT
1420 /* What type of overflow error should be checked for when
1421 relocating. */
1422 enum complain_overflow complain_on_overflow;
fdcb0453
KR
1423
1424 /* If this field is non null, then the supplied function is
1425 called rather than the normal function. This allows really
1426 strange relocation methods to be accomodated (e.g., i960 callj
1427 instructions). */
57a1867e 1428 bfd_reloc_status_type (*special_function)
fdcb0453
KR
1429 PARAMS ((bfd *abfd,
1430 arelent *reloc_entry,
1431 struct symbol_cache_entry *symbol,
1432 PTR data,
57a1867e 1433 asection *input_section,
4c3721d5
ILT
1434 bfd *output_bfd,
1435 char **error_message));
fdcb0453
KR
1436
1437 /* The textual name of the relocation type. */
1438 char *name;
1439
1440 /* When performing a partial link, some formats must modify the
1441 relocations rather than the data - this flag signals this.*/
1442 boolean partial_inplace;
1443
c188b0be 1444 /* The src_mask selects which parts of the read in data
fdcb0453
KR
1445 are to be used in the relocation sum. E.g., if this was an 8 bit
1446 bit of data which we read and relocated, this would be
1447 0x000000ff. When we have relocs which have an addend, such as
1448 sun4 extended relocs, the value in the offset part of a
1449 relocating field is garbage so we never use it. In this case
1450 the mask would be 0x00000000. */
1451 bfd_vma src_mask;
1452
c188b0be 1453 /* The dst_mask selects which parts of the instruction are replaced
fdcb0453
KR
1454 into the instruction. In most cases src_mask == dst_mask,
1455 except in the above special case, where dst_mask would be
1456 0x000000ff, and src_mask would be 0x00000000. */
57a1867e 1457 bfd_vma dst_mask;
fdcb0453
KR
1458
1459 /* When some formats create PC relative instructions, they leave
1460 the value of the pc of the place being relocated in the offset
1461 slot of the instruction, so that a PC relative relocation can
1462 be made just by adding in an ordinary offset (e.g., sun3 a.out).
1463 Some formats leave the displacement part of an instruction
c188b0be 1464 empty (e.g., m88k bcs); this flag signals the fact.*/
fdcb0453
KR
1465 boolean pcrel_offset;
1466
1fb83be6 1467};
66a277ab 1468#define HOWTO(C, R,S,B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
b5b056fc 1469 {(unsigned)C,R,S,B, P, BI, O,SF,NAME,INPLACE,MASKSRC,MASKDST,PC}
66a277ab 1470#define NEWHOWTO( FUNCTION, NAME,SIZE,REL,IN) HOWTO(0,0,SIZE,0,REL,0,complain_overflow_dont,FUNCTION, NAME,false,0,0,IN)
fdcb0453
KR
1471
1472#define HOWTO_PREPARE(relocation, symbol) \
1473 { \
1474 if (symbol != (asymbol *)NULL) { \
1475 if (bfd_is_com_section (symbol->section)) { \
1476 relocation = 0; \
1477 } \
1478 else { \
1479 relocation = symbol->value; \
1480 } \
1481 } \
57a1867e 1482}
4c3721d5 1483int
82b1edf7 1484bfd_get_reloc_size PARAMS ((reloc_howto_type *));
4c3721d5 1485
fdcb0453
KR
1486typedef struct relent_chain {
1487 arelent relent;
1488 struct relent_chain *next;
1489} arelent_chain;
1490bfd_reloc_status_type
1491
1492bfd_perform_relocation
c188b0be 1493 PARAMS ((bfd *abfd,
fdcb0453
KR
1494 arelent *reloc_entry,
1495 PTR data,
1496 asection *input_section,
4c3721d5
ILT
1497 bfd *output_bfd,
1498 char **error_message));
fdcb0453 1499
fca2b81b
KR
1500bfd_reloc_status_type
1501
1502bfd_install_relocation
1503 PARAMS ((bfd *abfd,
1504 arelent *reloc_entry,
1505 PTR data, bfd_vma data_start,
1506 asection *input_section,
1507 char **error_message));
1508
0443af31
KR
1509enum bfd_reloc_code_real {
1510 _dummy_first_bfd_reloc_code_real,
1511
1512
1513/* Basic absolute relocations of N bits. */
fa5ba217 1514 BFD_RELOC_64,
fa5ba217 1515 BFD_RELOC_32,
e9c6595d 1516 BFD_RELOC_26,
db109ca2 1517 BFD_RELOC_24,
57a1867e 1518 BFD_RELOC_16,
7e7fb4a8 1519 BFD_RELOC_14,
fdcb0453 1520 BFD_RELOC_8,
9e461dac 1521
0443af31
KR
1522/* PC-relative relocations. Sometimes these are relative to the address
1523of the relocation itself; sometimes they are relative to the start of
1524the section containing the relocation. It depends on the specific target.
1525
1526The 24-bit relocation is used in some Intel 960 configurations. */
9e461dac
JK
1527 BFD_RELOC_64_PCREL,
1528 BFD_RELOC_32_PCREL,
0443af31 1529 BFD_RELOC_24_PCREL,
9e461dac 1530 BFD_RELOC_16_PCREL,
fca2b81b 1531 BFD_RELOC_12_PCREL,
fdcb0453 1532 BFD_RELOC_8_PCREL,
9e461dac 1533
3b1f83ad
JL
1534/* For ELF. */
1535 BFD_RELOC_32_GOT_PCREL,
1536 BFD_RELOC_16_GOT_PCREL,
1537 BFD_RELOC_8_GOT_PCREL,
1538 BFD_RELOC_32_GOTOFF,
1539 BFD_RELOC_16_GOTOFF,
02f85cda
MM
1540 BFD_RELOC_LO16_GOTOFF,
1541 BFD_RELOC_HI16_GOTOFF,
1542 BFD_RELOC_HI16_S_GOTOFF,
3b1f83ad
JL
1543 BFD_RELOC_8_GOTOFF,
1544 BFD_RELOC_32_PLT_PCREL,
02f85cda 1545 BFD_RELOC_24_PLT_PCREL,
3b1f83ad
JL
1546 BFD_RELOC_16_PLT_PCREL,
1547 BFD_RELOC_8_PLT_PCREL,
1548 BFD_RELOC_32_PLTOFF,
1549 BFD_RELOC_16_PLTOFF,
02f85cda
MM
1550 BFD_RELOC_LO16_PLTOFF,
1551 BFD_RELOC_HI16_PLTOFF,
1552 BFD_RELOC_HI16_S_PLTOFF,
3b1f83ad
JL
1553 BFD_RELOC_8_PLTOFF,
1554
1555/* Relocations used by 68K ELF. */
1556 BFD_RELOC_68K_GLOB_DAT,
1557 BFD_RELOC_68K_JMP_SLOT,
1558 BFD_RELOC_68K_RELATIVE,
1559
0443af31 1560/* Linkage-table relative. */
9e461dac
JK
1561 BFD_RELOC_32_BASEREL,
1562 BFD_RELOC_16_BASEREL,
02f85cda
MM
1563 BFD_RELOC_LO16_BASEREL,
1564 BFD_RELOC_HI16_BASEREL,
1565 BFD_RELOC_HI16_S_BASEREL,
9e461dac 1566 BFD_RELOC_8_BASEREL,
815179af 1567 BFD_RELOC_RVA,
fdcb0453 1568
0443af31 1569/* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
9e461dac
JK
1570 BFD_RELOC_8_FFnn,
1571
fca2b81b
KR
1572/* These PC-relative relocations are stored as word displacements --
1573i.e., byte displacements shifted right two bits. The 30-bit word
1574displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
1575SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
1576signed 16-bit displacement is used on the MIPS, and the 23-bit
1577displacement is used on the Alpha. */
9e461dac 1578 BFD_RELOC_32_PCREL_S2,
7e7fb4a8 1579 BFD_RELOC_16_PCREL_S2,
7e7fb4a8 1580 BFD_RELOC_23_PCREL_S2,
9e461dac 1581
0443af31
KR
1582/* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
1583the target word. These are used on the SPARC. */
fdcb0453 1584 BFD_RELOC_HI22,
fdcb0453
KR
1585 BFD_RELOC_LO10,
1586
0443af31
KR
1587/* For systems that allocate a Global Pointer register, these are
1588displacements off that register. These relocation types are
1589handled specially, because the value the register will have is
1590decided relatively late. */
7e7fb4a8
KR
1591 BFD_RELOC_GPREL16,
1592 BFD_RELOC_GPREL32,
1593
0443af31 1594/* Reloc types used for i960/b.out. */
fdcb0453
KR
1595 BFD_RELOC_I960_CALLJ,
1596
0443af31
KR
1597/* SPARC ELF relocations. There is probably some overlap with other
1598relocation types already defined. */
1599 BFD_RELOC_NONE,
fdcb0453
KR
1600 BFD_RELOC_SPARC_WDISP22,
1601 BFD_RELOC_SPARC22,
1602 BFD_RELOC_SPARC13,
fdcb0453
KR
1603 BFD_RELOC_SPARC_GOT10,
1604 BFD_RELOC_SPARC_GOT13,
1605 BFD_RELOC_SPARC_GOT22,
1606 BFD_RELOC_SPARC_PC10,
1607 BFD_RELOC_SPARC_PC22,
1608 BFD_RELOC_SPARC_WPLT30,
1609 BFD_RELOC_SPARC_COPY,
1610 BFD_RELOC_SPARC_GLOB_DAT,
1611 BFD_RELOC_SPARC_JMP_SLOT,
1612 BFD_RELOC_SPARC_RELATIVE,
1613 BFD_RELOC_SPARC_UA32,
1614
0443af31 1615/* I think these are specific to SPARC a.out (e.g., Sun 4). */
5284a822 1616 BFD_RELOC_SPARC_BASE13,
fdcb0453
KR
1617 BFD_RELOC_SPARC_BASE22,
1618
0443af31
KR
1619/* Some relocations we're using for SPARC V9 -- subject to change. */
1620#define BFD_RELOC_SPARC_64 BFD_RELOC_64
fa5ba217
KR
1621 BFD_RELOC_SPARC_10,
1622 BFD_RELOC_SPARC_11,
fa5ba217
KR
1623 BFD_RELOC_SPARC_OLO10,
1624 BFD_RELOC_SPARC_HH22,
1625 BFD_RELOC_SPARC_HM10,
1626 BFD_RELOC_SPARC_LM22,
1627 BFD_RELOC_SPARC_PC_HH22,
1628 BFD_RELOC_SPARC_PC_HM10,
1629 BFD_RELOC_SPARC_PC_LM22,
1630 BFD_RELOC_SPARC_WDISP16,
5284a822 1631 BFD_RELOC_SPARC_WDISP19,
fa5ba217 1632 BFD_RELOC_SPARC_GLOB_JMP,
e9f03cd4
ILT
1633 BFD_RELOC_SPARC_7,
1634 BFD_RELOC_SPARC_6,
1635 BFD_RELOC_SPARC_5,
5284a822 1636
34255b70
JL
1637/* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
1638"addend" in some special way.
0443af31
KR
1639For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
1640writing; when reading, it will be the absolute section symbol. The
1641addend is the displacement in bytes of the "lda" instruction from
1642the "ldah" instruction (which is at the address of this reloc). */
7e7fb4a8 1643 BFD_RELOC_ALPHA_GPDISP_HI16,
0443af31
KR
1644
1645/* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
1646with GPDISP_HI16 relocs. The addend is ignored when writing the
1647relocations out, and is filled in with the file's GP value on
1648reading, for convenience. */
7e7fb4a8
KR
1649 BFD_RELOC_ALPHA_GPDISP_LO16,
1650
34255b70
JL
1651/* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16
1652relocation except that there is no accompanying GPDISP_LO16
1653relocation. */
1654 BFD_RELOC_ALPHA_GPDISP,
1655
0443af31
KR
1656/* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
1657the assembler turns it into a LDQ instruction to load the address of
1658the symbol, and then fills in a register in the real instruction.
1659
1660The LITERAL reloc, at the LDQ instruction, refers to the .lita
1661section symbol. The addend is ignored when writing, but is filled
1662in with the file's GP value on reading, for convenience, as with the
1663GPDISP_LO16 reloc.
1664
6b31fd3a
ILT
1665The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16.
1666It should refer to the symbol to be referenced, as with 16_GOTOFF,
1667but it generates output not based on the position within the .got
1668section, but relative to the GP value chosen for the file during the
1669final link stage.
1670
0443af31
KR
1671The LITUSE reloc, on the instruction using the loaded address, gives
1672information to the linker that it might be able to use to optimize
1673away some literal section references. The symbol is ignored (read
1674as the absolute section symbol), and the "addend" indicates the type
1675of instruction using the register:
16761 - "memory" fmt insn
16772 - byte-manipulation (byte offset reg)
16783 - jsr (target of branch)
1679
1680The GNU linker currently doesn't do any of this optimizing. */
7e7fb4a8 1681 BFD_RELOC_ALPHA_LITERAL,
6b31fd3a 1682 BFD_RELOC_ALPHA_ELF_LITERAL,
7e7fb4a8
KR
1683 BFD_RELOC_ALPHA_LITUSE,
1684
0443af31
KR
1685/* The HINT relocation indicates a value that should be filled into the
1686"hint" field of a jmp/jsr/ret instruction, for possible branch-
1687prediction logic which may be provided on some processors. */
7e7fb4a8
KR
1688 BFD_RELOC_ALPHA_HINT,
1689
8612a388
ILT
1690/* The LINKAGE relocation outputs a linkage pair in the object file,
1691which is filled by the linker. */
c3d8e071
ILT
1692 BFD_RELOC_ALPHA_LINKAGE,
1693
92a956e8
FF
1694/* The CODEADDR relocation outputs a STO_CA in the object file,
1695which is filled by the linker. */
1696 BFD_RELOC_ALPHA_CODEADDR,
1697
0443af31
KR
1698/* Bits 27..2 of the relocation address shifted right 2 bits;
1699simple reloc otherwise. */
fdcb0453
KR
1700 BFD_RELOC_MIPS_JMP,
1701
cd6213ff
FF
1702/* The MIPS16 jump instruction. */
1703 BFD_RELOC_MIPS16_JMP,
1704
a4183ba5
ILT
1705/* MIPS16 GP relative reloc. */
1706 BFD_RELOC_MIPS16_GPREL,
1707
0443af31 1708/* High 16 bits of 32-bit value; simple reloc. */
fdcb0453 1709 BFD_RELOC_HI16,
0443af31
KR
1710
1711/* High 16 bits of 32-bit value but the low 16 bits will be sign
1712extended and added to form the final result. If the low 16
1713bits form a negative number, we need to add one to the high value
1714to compensate for the borrow when the low bits are added. */
fdcb0453 1715 BFD_RELOC_HI16_S,
0443af31
KR
1716
1717/* Low 16 bits. */
fdcb0453 1718 BFD_RELOC_LO16,
0443af31
KR
1719
1720/* Like BFD_RELOC_HI16_S, but PC relative. */
7efb1850 1721 BFD_RELOC_PCREL_HI16_S,
0443af31
KR
1722
1723/* Like BFD_RELOC_LO16, but PC relative. */
7efb1850 1724 BFD_RELOC_PCREL_LO16,
fdcb0453 1725
0443af31 1726/* Relocation relative to the global pointer. */
7e7fb4a8 1727#define BFD_RELOC_MIPS_GPREL BFD_RELOC_GPREL16
fdcb0453 1728
0443af31 1729/* Relocation against a MIPS literal section. */
0a197a96
JG
1730 BFD_RELOC_MIPS_LITERAL,
1731
0443af31 1732/* MIPS ELF relocations. */
0a197a96
JG
1733 BFD_RELOC_MIPS_GOT16,
1734 BFD_RELOC_MIPS_CALL16,
7e7fb4a8 1735#define BFD_RELOC_MIPS_GPREL32 BFD_RELOC_GPREL32
e9f03cd4
ILT
1736 BFD_RELOC_MIPS_GOT_HI16,
1737 BFD_RELOC_MIPS_GOT_LO16,
b7384d22
ILT
1738 BFD_RELOC_MIPS_CALL_HI16,
1739 BFD_RELOC_MIPS_CALL_LO16,
0a197a96 1740
0443af31 1741/* i386/elf relocations */
b66b07a2
KR
1742 BFD_RELOC_386_GOT32,
1743 BFD_RELOC_386_PLT32,
1744 BFD_RELOC_386_COPY,
1745 BFD_RELOC_386_GLOB_DAT,
1746 BFD_RELOC_386_JUMP_SLOT,
1747 BFD_RELOC_386_RELATIVE,
1748 BFD_RELOC_386_GOTOFF,
1749 BFD_RELOC_386_GOTPC,
1750
0443af31 1751/* ns32k relocations */
1fb83be6
KR
1752 BFD_RELOC_NS32K_IMM_8,
1753 BFD_RELOC_NS32K_IMM_16,
1754 BFD_RELOC_NS32K_IMM_32,
1755 BFD_RELOC_NS32K_IMM_8_PCREL,
1756 BFD_RELOC_NS32K_IMM_16_PCREL,
1757 BFD_RELOC_NS32K_IMM_32_PCREL,
1758 BFD_RELOC_NS32K_DISP_8,
1759 BFD_RELOC_NS32K_DISP_16,
1760 BFD_RELOC_NS32K_DISP_32,
1761 BFD_RELOC_NS32K_DISP_8_PCREL,
1762 BFD_RELOC_NS32K_DISP_16_PCREL,
1763 BFD_RELOC_NS32K_DISP_32_PCREL,
1764
02f85cda 1765/* Power(rs6000) and PowerPC relocations. */
d1ad85a6 1766 BFD_RELOC_PPC_B26,
d1ad85a6 1767 BFD_RELOC_PPC_BA26,
d1ad85a6 1768 BFD_RELOC_PPC_TOC16,
02f85cda
MM
1769 BFD_RELOC_PPC_B16,
1770 BFD_RELOC_PPC_B16_BRTAKEN,
1771 BFD_RELOC_PPC_B16_BRNTAKEN,
1772 BFD_RELOC_PPC_BA16,
1773 BFD_RELOC_PPC_BA16_BRTAKEN,
1774 BFD_RELOC_PPC_BA16_BRNTAKEN,
1775 BFD_RELOC_PPC_COPY,
1776 BFD_RELOC_PPC_GLOB_DAT,
1777 BFD_RELOC_PPC_JMP_SLOT,
1778 BFD_RELOC_PPC_RELATIVE,
1779 BFD_RELOC_PPC_LOCAL24PC,
4500a112
MM
1780 BFD_RELOC_PPC_EMB_NADDR32,
1781 BFD_RELOC_PPC_EMB_NADDR16,
1782 BFD_RELOC_PPC_EMB_NADDR16_LO,
1783 BFD_RELOC_PPC_EMB_NADDR16_HI,
1784 BFD_RELOC_PPC_EMB_NADDR16_HA,
1785 BFD_RELOC_PPC_EMB_SDAI16,
1786 BFD_RELOC_PPC_EMB_SDA2I16,
1787 BFD_RELOC_PPC_EMB_SDA2REL,
1788 BFD_RELOC_PPC_EMB_SDA21,
1789 BFD_RELOC_PPC_EMB_MRKREF,
1790 BFD_RELOC_PPC_EMB_RELSEC16,
1791 BFD_RELOC_PPC_EMB_RELST_LO,
1792 BFD_RELOC_PPC_EMB_RELST_HI,
1793 BFD_RELOC_PPC_EMB_RELST_HA,
1794 BFD_RELOC_PPC_EMB_BIT_FLD,
1795 BFD_RELOC_PPC_EMB_RELSDA,
d1ad85a6 1796
0443af31
KR
1797/* The type of reloc used to build a contructor table - at the moment
1798probably a 32 bit wide absolute relocation, but the target can choose.
1799It generally does map to one of the other relocation types. */
1800 BFD_RELOC_CTOR,
d80ebaac
ILT
1801
1802/* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
1803not stored in the instruction. */
1804 BFD_RELOC_ARM_PCREL_BRANCH,
1805
1806/* These relocs are only used within the ARM assembler. They are not
1807(at present) written to any object files. */
1808 BFD_RELOC_ARM_IMMEDIATE,
1809 BFD_RELOC_ARM_OFFSET_IMM,
1810 BFD_RELOC_ARM_SHIFT_IMM,
1811 BFD_RELOC_ARM_SWI,
1812 BFD_RELOC_ARM_MULTI,
1813 BFD_RELOC_ARM_CP_OFF_IMM,
3b1f83ad
JL
1814 BFD_RELOC_ARM_ADR_IMM,
1815 BFD_RELOC_ARM_LDR_IMM,
1816 BFD_RELOC_ARM_LITERAL,
1817 BFD_RELOC_ARM_IN_POOL,
d1b40d8e
JSC
1818 BFD_RELOC_ARM_OFFSET_IMM8,
1819 BFD_RELOC_ARM_HWLITERAL,
c86158e5
ILT
1820 BFD_RELOC_ARM_THUMB_ADD,
1821 BFD_RELOC_ARM_THUMB_IMM,
1822 BFD_RELOC_ARM_THUMB_SHIFT,
1823 BFD_RELOC_ARM_THUMB_OFFSET,
1824
1825/* Hitachi SH relocs. Not all of these appear in object files. */
1826 BFD_RELOC_SH_PCDISP8BY2,
1827 BFD_RELOC_SH_PCDISP12BY2,
1828 BFD_RELOC_SH_IMM4,
1829 BFD_RELOC_SH_IMM4BY2,
1830 BFD_RELOC_SH_IMM4BY4,
1831 BFD_RELOC_SH_IMM8,
1832 BFD_RELOC_SH_IMM8BY2,
1833 BFD_RELOC_SH_IMM8BY4,
1834 BFD_RELOC_SH_PCRELIMM8BY2,
1835 BFD_RELOC_SH_PCRELIMM8BY4,
1836 BFD_RELOC_SH_SWITCH16,
1837 BFD_RELOC_SH_SWITCH32,
1838 BFD_RELOC_SH_USES,
1839 BFD_RELOC_SH_COUNT,
1840 BFD_RELOC_SH_ALIGN,
1841 BFD_RELOC_SH_CODE,
1842 BFD_RELOC_SH_DATA,
1843 BFD_RELOC_SH_LABEL,
76af94b9
DE
1844
1845/* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
1846be zero and is not stored in the instruction. */
1847 BFD_RELOC_THUMB_PCREL_BRANCH9,
1848 BFD_RELOC_THUMB_PCREL_BRANCH12,
1849 BFD_RELOC_THUMB_PCREL_BRANCH23,
05cedcf6
DE
1850
1851/* Argonaut RISC Core (ARC) relocs.
1852ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
3b1f83ad
JL
1853not stored in the instruction. The high 20 bits are installed in bits 26
1854through 7 of the instruction. */
05cedcf6 1855 BFD_RELOC_ARC_B22_PCREL,
3b1f83ad
JL
1856
1857/* ARC 26 bit absolute branch. The lowest two bits must be zero and are not
1858stored in the instruction. The high 24 bits are installed in bits 23
1859through 0. */
1860 BFD_RELOC_ARC_B26,
db986c60 1861
50bd50d4
MH
1862/* Mitsubishi D10V relocs.
1863This is a 10-bit reloc with the right 2 bits
1864assumed to be 0. */
50bd50d4
MH
1865 BFD_RELOC_D10V_10_PCREL_R,
1866
f4e14cb9
ILT
1867/* Mitsubishi D10V relocs.
1868This is a 10-bit reloc with the right 2 bits
1869assumed to be 0. This is the same as the previous reloc
1870except it is in the left container, i.e.,
1871shifted left 15 bits. */
1872 BFD_RELOC_D10V_10_PCREL_L,
1873
50bd50d4
MH
1874/* This is an 18-bit reloc with the right 2 bits
1875assumed to be 0. */
1876 BFD_RELOC_D10V_18,
1877
1878/* This is an 18-bit reloc with the right 2 bits
1879assumed to be 0. */
1880 BFD_RELOC_D10V_18_PCREL,
50bd50d4 1881
fd8d7c31
MH
1882/* start-sanitize-d30v */
1883
1884/* Mitsubishi D30V relocs.
1885This is a 6-bit absolute reloc. */
1886 BFD_RELOC_D30V_6,
1887
2199f848
KR
1888/* This is a 6-bit pc-relative reloc with
1889the right 3 bits assumed to be 0. */
1890 BFD_RELOC_D30V_9_PCREL,
1891
1892/* This is a 6-bit pc-relative reloc with
1893the right 3 bits assumed to be 0. Same
1894as the previous reloc but on the right side
1895of the container. */
1896 BFD_RELOC_D30V_9_PCREL_R,
1897
1898/* This is a 12-bit absolute reloc with the
fd8d7c31
MH
1899right 3 bitsassumed to be 0. */
1900 BFD_RELOC_D30V_15,
1901
2199f848 1902/* This is a 12-bit pc-relative reloc with
fd8d7c31
MH
1903the right 3 bits assumed to be 0. */
1904 BFD_RELOC_D30V_15_PCREL,
1905
2199f848
KR
1906/* This is a 12-bit pc-relative reloc with
1907the right 3 bits assumed to be 0. Same
1908as the previous reloc but on the right side
1909of the container. */
1910 BFD_RELOC_D30V_15_PCREL_R,
1911
fd8d7c31
MH
1912/* This is an 18-bit absolute reloc with
1913the right 3 bits assumed to be 0. */
1914 BFD_RELOC_D30V_21,
1915
1916/* This is an 18-bit pc-relative reloc with
1917the right 3 bits assumed to be 0. */
1918 BFD_RELOC_D30V_21_PCREL,
1919
2199f848
KR
1920/* This is an 18-bit pc-relative reloc with
1921the right 3 bits assumed to be 0. Same
1922as the previous reloc but on the right side
1923of the container. */
1924 BFD_RELOC_D30V_21_PCREL_R,
1925
fd8d7c31
MH
1926/* This is a 32-bit absolute reloc. */
1927 BFD_RELOC_D30V_32,
1928
1929/* This is a 32-bit pc-relative reloc. */
1930 BFD_RELOC_D30V_32_PCREL,
1931/* end-sanitize-d30v */
1932
3ebefb07
DE
1933
1934/* Mitsubishi M32R relocs.
cd6213ff
FF
1935This is a 24 bit absolute address. */
1936 BFD_RELOC_M32R_24,
efc2b064 1937
cd6213ff
FF
1938/* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */
1939 BFD_RELOC_M32R_10_PCREL,
3ebefb07
DE
1940
1941/* This is an 18-bit reloc with the right 2 bits assumed to be 0. */
cd6213ff 1942 BFD_RELOC_M32R_18_PCREL,
3ebefb07 1943
1d5c6cfd 1944/* This is a 26-bit reloc with the right 2 bits assumed to be 0. */
cd6213ff 1945 BFD_RELOC_M32R_26_PCREL,
1d5c6cfd
DE
1946
1947/* This is a 16-bit reloc containing the high 16 bits of an address
1948used when the lower 16 bits are treated as unsigned. */
1949 BFD_RELOC_M32R_HI16_ULO,
1950
1951/* This is a 16-bit reloc containing the high 16 bits of an address
1952used when the lower 16 bits are treated as signed. */
1953 BFD_RELOC_M32R_HI16_SLO,
1954
1955/* This is a 16-bit reloc containing the lower 16 bits of an address. */
1956 BFD_RELOC_M32R_LO16,
77dd1a25
DE
1957
1958/* This is a 16-bit reloc containing the small data area offset for use in
1959add3, load, and store instructions. */
1960 BFD_RELOC_M32R_SDA16,
00d7a64b
JL
1961
1962/* This is a 9-bit reloc */
c86158e5 1963 BFD_RELOC_V850_9_PCREL,
00d7a64b
JL
1964
1965/* This is a 22-bit reloc */
c86158e5 1966 BFD_RELOC_V850_22_PCREL,
b6d08fce 1967
4878fa5b
ILT
1968/* This is a 16 bit offset from the short data area pointer. */
1969 BFD_RELOC_V850_SDA_16_16_OFFSET,
1970
1971/* This is a 16 bit offset (of which only 15 bits are used) from the
1972short data area pointer. */
1973 BFD_RELOC_V850_SDA_15_16_OFFSET,
1974
1975/* This is a 16 bit offset from the zero data area pointer. */
1976 BFD_RELOC_V850_ZDA_16_16_OFFSET,
1977
1978/* This is a 16 bit offset (of which only 15 bits are used) from the
1979zero data area pointer. */
1980 BFD_RELOC_V850_ZDA_15_16_OFFSET,
1981
1982/* This is an 8 bit offset (of which only 6 bits are used) from the
1983tiny data area pointer. */
1984 BFD_RELOC_V850_TDA_6_8_OFFSET,
1985
1986/* This is an 8bit offset (of which only 7 bits are used) from the tiny
1987data area pointer. */
1988 BFD_RELOC_V850_TDA_7_8_OFFSET,
1989
1990/* This is a 7 bit offset from the tiny data area pointer. */
1991 BFD_RELOC_V850_TDA_7_7_OFFSET,
def31039 1992/* start-sanitize-v850e */
4878fa5b
ILT
1993
1994/* This is a 5 bit offset (of which only 4 bits are used) from the tiny
1995data area pointer. */
1996 BFD_RELOC_V850_TDA_4_5_OFFSET,
1997
1998/* This is a 4 bit offset from the tiny data area pointer. */
1999 BFD_RELOC_V850_TDA_4_4_OFFSET,
2000
2001/* This is a 16 bit offset from the short data area pointer, with the
2002bits placed non-contigously in the instruction. */
2003 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET,
2004
2005/* This is a 16 bit offset from the zero data area pointer, with the
2006bits placed non-contigously in the instruction. */
2007 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET,
2cf9a0d0 2008/* end-sanitize-v850e */
cd6213ff 2009
4878fa5b 2010
cd6213ff
FF
2011/* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
2012instruction. */
2013 BFD_RELOC_MN10300_32_PCREL,
2014
2015/* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the
2016instruction. */
2017 BFD_RELOC_MN10300_16_PCREL,
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2018 BFD_RELOC_UNUSED };
2019typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
5dc8db48 2020reloc_howto_type *
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2021
2022bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
2023
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2024const char *
2025bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
2026
ef758f3e 2027
57a1867e 2028typedef struct symbol_cache_entry
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2029{
2030 /* A pointer to the BFD which owns the symbol. This information
2031 is necessary so that a back end can work out what additional
2032 information (invisible to the application writer) is carried
2033 with the symbol.
2034
2035 This field is *almost* redundant, since you can use section->owner
2036 instead, except that some symbols point to the global sections
2037 bfd_{abs,com,und}_section. This could be fixed by making
2038 these globals be per-bfd (or per-target-flavor). FIXME. */
2039
2040 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
2041
c188b0be 2042 /* The text of the symbol. The name is left alone, and not copied; the
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2043 application may not alter it. */
2044 CONST char *name;
2045
2046 /* The value of the symbol. This really should be a union of a
2047 numeric value with a pointer, since some flags indicate that
2048 a pointer to another symbol is stored here. */
2049 symvalue value;
2050
2051 /* Attributes of a symbol: */
2052
2053#define BSF_NO_FLAGS 0x00
2054
2055 /* The symbol has local scope; <<static>> in <<C>>. The value
2056 is the offset into the section of the data. */
2057#define BSF_LOCAL 0x01
2058
2059 /* The symbol has global scope; initialized data in <<C>>. The
2060 value is the offset into the section of the data. */
2061#define BSF_GLOBAL 0x02
2062
c188b0be 2063 /* The symbol has global scope and is exported. The value is
fdcb0453 2064 the offset into the section of the data. */
ef758f3e 2065#define BSF_EXPORT BSF_GLOBAL /* no real difference */
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2066
2067 /* A normal C symbol would be one of:
2068 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
ef758f3e 2069 <<BSF_GLOBAL>> */
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2070
2071 /* The symbol is a debugging record. The value has an arbitary
2072 meaning. */
2073#define BSF_DEBUGGING 0x08
2074
2075 /* The symbol denotes a function entry point. Used in ELF,
2076 perhaps others someday. */
2077#define BSF_FUNCTION 0x10
2078
2079 /* Used by the linker. */
2080#define BSF_KEEP 0x20
2081#define BSF_KEEP_G 0x40
2082
b66b07a2
KR
2083 /* A weak global symbol, overridable without warnings by
2084 a regular global symbol of the same name. */
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2085#define BSF_WEAK 0x80
2086
2087 /* This symbol was created to point to a section, e.g. ELF's
2088 STT_SECTION symbols. */
2089#define BSF_SECTION_SYM 0x100
2090
2091 /* The symbol used to be a common symbol, but now it is
2092 allocated. */
2093#define BSF_OLD_COMMON 0x200
2094
2095 /* The default value for common data. */
2096#define BFD_FORT_COMM_DEFAULT_VALUE 0
2097
2098 /* In some files the type of a symbol sometimes alters its
2099 location in an output file - ie in coff a <<ISFCN>> symbol
2100 which is also <<C_EXT>> symbol appears where it was
2101 declared and not at the end of a section. This bit is set
2102 by the target BFD part to convey this information. */
2103
2104#define BSF_NOT_AT_END 0x400
2105
2106 /* Signal that the symbol is the label of constructor section. */
2107#define BSF_CONSTRUCTOR 0x800
2108
fcf490c0
ILT
2109 /* Signal that the symbol is a warning symbol. The name is a
2110 warning. The name of the next symbol is the one to warn about;
2111 if a reference is made to a symbol with the same name as the next
2112 symbol, a warning is issued by the linker. */
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2113#define BSF_WARNING 0x1000
2114
fcf490c0
ILT
2115 /* Signal that the symbol is indirect. This symbol is an indirect
2116 pointer to the symbol with the same name as the next symbol. */
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2117#define BSF_INDIRECT 0x2000
2118
2119 /* BSF_FILE marks symbols that contain a file name. This is used
2120 for ELF STT_FILE symbols. */
2121#define BSF_FILE 0x4000
2122
0ee75d02
ILT
2123 /* Symbol is from dynamic linking information. */
2124#define BSF_DYNAMIC 0x8000
2125
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ILT
2126 /* The symbol denotes a data object. Used in ELF, and perhaps
2127 others someday. */
2128#define BSF_OBJECT 0x10000
2129
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2130 flagword flags;
2131
57a1867e 2132 /* A pointer to the section to which this symbol is
fdcb0453 2133 relative. This will always be non NULL, there are special
fca2b81b 2134 sections for undefined and absolute symbols. */
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2135 struct sec *section;
2136
fca2b81b
KR
2137 /* Back end special data. */
2138 union
2139 {
2140 PTR p;
2141 bfd_vma i;
2142 } udata;
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2143
2144} asymbol;
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ILT
2145#define bfd_get_symtab_upper_bound(abfd) \
2146 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
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KR
2147boolean
2148bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym));
2149
35a3e78e
ILT
2150boolean
2151bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name));
2152
2153#define bfd_is_local_label_name(abfd, name) \
2154 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
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2155#define bfd_canonicalize_symtab(abfd, location) \
2156 BFD_SEND (abfd, _bfd_canonicalize_symtab,\
2157 (abfd, location))
2158boolean
c188b0be 2159bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count));
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2160
2161void
2162bfd_print_symbol_vandf PARAMS ((PTR file, asymbol *symbol));
2163
2164#define bfd_make_empty_symbol(abfd) \
2165 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
2166#define bfd_make_debug_symbol(abfd,ptr,size) \
2167 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
2168int
2169bfd_decode_symclass PARAMS ((asymbol *symbol));
2170
2171void
2172bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret));
2173
6167a840
JL
2174boolean
2175bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
2176
2177#define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
efc2b064 2178 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
6167a840 2179 (ibfd, isymbol, obfd, osymbol))
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2180struct _bfd
2181{
2182 /* The filename the application opened the BFD with. */
2183 CONST char *filename;
2184
2185 /* A pointer to the target jump table. */
2f3508ad 2186 const struct bfd_target *xvec;
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2187
2188 /* To avoid dragging too many header files into every file that
2189 includes `<<bfd.h>>', IOSTREAM has been declared as a "char
2190 *", and MTIME as a "long". Their correct types, to which they
2191 are cast when used, are "FILE *" and "time_t". The iostream
64d5f5d0
ILT
2192 is the result of an fopen on the filename. However, if the
2193 BFD_IN_MEMORY flag is set, then iostream is actually a pointer
2194 to a bfd_in_memory struct. */
2195 PTR iostream;
fdcb0453 2196
0a197a96
JG
2197 /* Is the file descriptor being cached? That is, can it be closed as
2198 needed, and re-opened when accessed later? */
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2199
2200 boolean cacheable;
2201
2202 /* Marks whether there was a default target specified when the
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DM
2203 BFD was opened. This is used to select which matching algorithm
2204 to use to choose the back end. */
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2205
2206 boolean target_defaulted;
2207
2208 /* The caching routines use these to maintain a
2209 least-recently-used list of BFDs */
2210
2211 struct _bfd *lru_prev, *lru_next;
2212
2213 /* When a file is closed by the caching routines, BFD retains
c188b0be 2214 state information on the file here: */
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2215
2216 file_ptr where;
2217
c188b0be 2218 /* and here: (``once'' means at least once) */
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2219
2220 boolean opened_once;
2221
2222 /* Set if we have a locally maintained mtime value, rather than
2223 getting it from the file each time: */
2224
2225 boolean mtime_set;
2226
2227 /* File modified time, if mtime_set is true: */
2228
2229 long mtime;
2230
2231 /* Reserved for an unimplemented file locking extension.*/
2232
2233 int ifd;
2234
c188b0be 2235 /* The format which belongs to the BFD. (object, core, etc.) */
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2236
2237 bfd_format format;
2238
2239 /* The direction the BFD was opened with*/
2240
2241 enum bfd_direction {no_direction = 0,
2242 read_direction = 1,
2243 write_direction = 2,
2244 both_direction = 3} direction;
2245
2246 /* Format_specific flags*/
2247
2248 flagword flags;
2249
2250 /* Currently my_archive is tested before adding origin to
2251 anything. I believe that this can become always an add of
2252 origin, with origin set to 0 for non archive files. */
2253
2254 file_ptr origin;
2255
2256 /* Remember when output has begun, to stop strange things
c188b0be 2257 from happening. */
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2258 boolean output_has_begun;
2259
2260 /* Pointer to linked list of sections*/
2261 struct sec *sections;
2262
2263 /* The number of sections */
2264 unsigned int section_count;
2265
2266 /* Stuff only useful for object files:
2267 The start address. */
2268 bfd_vma start_address;
2269
2270 /* Used for input and output*/
2271 unsigned int symcount;
2272
c188b0be 2273 /* Symbol table for output BFD (with symcount entries) */
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2274 struct symbol_cache_entry **outsymbols;
2275
2276 /* Pointer to structure which contains architecture information*/
2ffbb79a 2277 const struct bfd_arch_info *arch_info;
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2278
2279 /* Stuff only useful for archives:*/
2280 PTR arelt_data;
c188b0be
DM
2281 struct _bfd *my_archive; /* The containing archive BFD. */
2282 struct _bfd *next; /* The next BFD in the archive. */
2283 struct _bfd *archive_head; /* The first BFD in the archive. */
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2284 boolean has_armap;
2285
4c3721d5
ILT
2286 /* A chain of BFD structures involved in a link. */
2287 struct _bfd *link_next;
2288
2289 /* A field used by _bfd_generic_link_add_archive_symbols. This will
2290 be used only for archive elements. */
2291 int archive_pass;
2292
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2293 /* Used by the back end to hold private data. */
2294
2295 union
2296 {
2297 struct aout_data_struct *aout_data;
2298 struct artdata *aout_ar_data;
2299 struct _oasys_data *oasys_obj_data;
2300 struct _oasys_ar_data *oasys_ar_data;
2301 struct coff_tdata *coff_obj_data;
4e98461f 2302 struct pe_tdata *pe_obj_data;
54406786 2303 struct xcoff_tdata *xcoff_obj_data;
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2304 struct ecoff_tdata *ecoff_obj_data;
2305 struct ieee_data_struct *ieee_data;
2306 struct ieee_ar_data_struct *ieee_ar_data;
2307 struct srec_data_struct *srec_data;
ffd15489 2308 struct ihex_data_struct *ihex_data;
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2309 struct tekhex_data_struct *tekhex_data;
2310 struct elf_obj_tdata *elf_obj_data;
c3e964b9 2311 struct nlm_obj_tdata *nlm_obj_data;
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2312 struct bout_data_struct *bout_data;
2313 struct sun_core_struct *sun_core_data;
2314 struct trad_core_struct *trad_core_data;
9e461dac 2315 struct som_data_struct *som_data;
b66b07a2 2316 struct hpux_core_struct *hpux_core_data;
8d12f138 2317 struct hppabsd_core_struct *hppabsd_core_data;
fdcb0453 2318 struct sgi_core_struct *sgi_core_data;
2b91cc45 2319 struct lynx_core_struct *lynx_core_data;
9b3fa589 2320 struct osf_core_struct *osf_core_data;
326e32d7 2321 struct cisco_core_struct *cisco_core_data;
3b1f83ad 2322 struct versados_data_struct *versados_data;
871a3f3b 2323 struct netbsd_core_struct *netbsd_core_data;
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2324 PTR any;
2325 } tdata;
2326
2327 /* Used by the application to hold private data*/
2328 PTR usrdata;
2329
508539ab
ILT
2330 /* Where all the allocated stuff under this BFD goes. This is a
2331 struct objalloc *, but we use PTR to avoid requiring the inclusion of
2332 objalloc.h. */
2333 PTR memory;
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KR
2334};
2335
0f8f509c
DM
2336typedef enum bfd_error
2337{
d1ad85a6
DM
2338 bfd_error_no_error = 0,
2339 bfd_error_system_call,
2340 bfd_error_invalid_target,
2341 bfd_error_wrong_format,
2342 bfd_error_invalid_operation,
2343 bfd_error_no_memory,
2344 bfd_error_no_symbols,
9675c281 2345 bfd_error_no_armap,
d1ad85a6
DM
2346 bfd_error_no_more_archived_files,
2347 bfd_error_malformed_archive,
2348 bfd_error_file_not_recognized,
2349 bfd_error_file_ambiguously_recognized,
2350 bfd_error_no_contents,
2351 bfd_error_nonrepresentable_section,
2352 bfd_error_no_debug_section,
2353 bfd_error_bad_value,
2354 bfd_error_file_truncated,
5dc8db48 2355 bfd_error_file_too_big,
d1ad85a6
DM
2356 bfd_error_invalid_error_code
2357} bfd_error_type;
2358
2359bfd_error_type
2360bfd_get_error PARAMS ((void));
2361
2362void
2363bfd_set_error PARAMS ((bfd_error_type error_tag));
0f8f509c
DM
2364
2365CONST char *
d1ad85a6 2366bfd_errmsg PARAMS ((bfd_error_type error_tag));
0f8f509c
DM
2367
2368void
2369bfd_perror PARAMS ((CONST char *message));
2370
3b1f83ad
JL
2371typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...));
2372
2373bfd_error_handler_type
2374bfd_set_error_handler PARAMS ((bfd_error_handler_type));
2375
2376void
2377bfd_set_error_program_name PARAMS ((const char *));
2378
326e32d7 2379long
e2756048
ILT
2380bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
2381
326e32d7 2382long
e2756048
ILT
2383bfd_canonicalize_reloc
2384 PARAMS ((bfd *abfd,
2385 asection *sec,
2386 arelent **loc,
2387 asymbol **syms));
2388
2389void
2390bfd_set_reloc
2391 PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count)
2392
2393 );
2394
fdcb0453
KR
2395boolean
2396bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
2397
fdcb0453 2398boolean
c188b0be 2399bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma));
fdcb0453
KR
2400
2401long
c188b0be 2402bfd_get_mtime PARAMS ((bfd *abfd));
fdcb0453
KR
2403
2404long
c188b0be 2405bfd_get_size PARAMS ((bfd *abfd));
fdcb0453
KR
2406
2407int
c188b0be 2408bfd_get_gp_size PARAMS ((bfd *abfd));
fdcb0453
KR
2409
2410void
c188b0be 2411bfd_set_gp_size PARAMS ((bfd *abfd, int i));
fdcb0453 2412
ef758f3e
KR
2413bfd_vma
2414bfd_scan_vma PARAMS ((CONST char *string, CONST char **end, int base));
2415
5a66538b
KR
2416boolean
2417bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
2418
2419#define bfd_copy_private_bfd_data(ibfd, obfd) \
efc2b064 2420 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \
5a66538b 2421 (ibfd, obfd))
3b1f83ad
JL
2422boolean
2423bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
2424
2425#define bfd_merge_private_bfd_data(ibfd, obfd) \
efc2b064 2426 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \
3b1f83ad
JL
2427 (ibfd, obfd))
2428boolean
2429bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
2430
2431#define bfd_set_private_flags(abfd, flags) \
2432 BFD_SEND (abfd, _bfd_set_private_flags, \
2433 (abfd, flags))
fdcb0453
KR
2434#define bfd_sizeof_headers(abfd, reloc) \
2435 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
2436
2437#define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \
2438 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line))
2439
2440 /* Do these three do anything useful at all, for any back end? */
2441#define bfd_debug_info_start(abfd) \
2442 BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
2443
2444#define bfd_debug_info_end(abfd) \
2445 BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
2446
2447#define bfd_debug_info_accumulate(abfd, section) \
2448 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
2449
2450
2451#define bfd_stat_arch_elt(abfd, stat) \
2452 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
2453
0822b56d
ILT
2454#define bfd_update_armap_timestamp(abfd) \
2455 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
2456
fdcb0453
KR
2457#define bfd_set_arch_mach(abfd, arch, mach)\
2458 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
2459
326e32d7
ILT
2460#define bfd_relax_section(abfd, section, link_info, again) \
2461 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
4c3721d5
ILT
2462
2463#define bfd_link_hash_table_create(abfd) \
2464 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
2465
2466#define bfd_link_add_symbols(abfd, info) \
2467 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
2468
2469#define bfd_final_link(abfd, info) \
2470 BFD_SEND (abfd, _bfd_final_link, (abfd, info))
fdcb0453 2471
9deaaaf1
ILT
2472#define bfd_free_cached_info(abfd) \
2473 BFD_SEND (abfd, _bfd_free_cached_info, (abfd))
2474
ad46bd1d
ILT
2475#define bfd_get_dynamic_symtab_upper_bound(abfd) \
2476 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd))
2477
4e98461f
SC
2478#define bfd_print_private_bfd_data(abfd, file)\
2479 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file))
2480
ad46bd1d
ILT
2481#define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \
2482 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols))
2483
2484#define bfd_get_dynamic_reloc_upper_bound(abfd) \
2485 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd))
2486
2487#define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \
2488 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms))
2489
3b1f83ad
JL
2490extern bfd_byte *bfd_get_relocated_section_contents
2491 PARAMS ((bfd *, struct bfd_link_info *,
2492 struct bfd_link_order *, bfd_byte *,
2493 boolean, asymbol **));
2494
fdcb0453 2495symindex
c188b0be 2496bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym));
fdcb0453
KR
2497
2498boolean
2499bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head));
2500
c188b0be 2501bfd *
fdcb0453
KR
2502bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
2503
2504CONST char *
c188b0be 2505bfd_core_file_failing_command PARAMS ((bfd *abfd));
fdcb0453
KR
2506
2507int
c188b0be 2508bfd_core_file_failing_signal PARAMS ((bfd *abfd));
fdcb0453
KR
2509
2510boolean
2511core_file_matches_executable_p
2512 PARAMS ((bfd *core_bfd, bfd *exec_bfd));
2513
2514#define BFD_SEND(bfd, message, arglist) \
2515 ((*((bfd)->xvec->message)) arglist)
fdfe2d14
SS
2516
2517#ifdef DEBUG_BFD_SEND
2518#undef BFD_SEND
2519#define BFD_SEND(bfd, message, arglist) \
2520 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
2521 ((*((bfd)->xvec->message)) arglist) : \
2522 (bfd_assert (__FILE__,__LINE__), NULL))
2523#endif
fdcb0453
KR
2524#define BFD_SEND_FMT(bfd, message, arglist) \
2525 (((bfd)->xvec->message[(int)((bfd)->format)]) arglist)
fdfe2d14
SS
2526
2527#ifdef DEBUG_BFD_SEND
2528#undef BFD_SEND_FMT
2529#define BFD_SEND_FMT(bfd, message, arglist) \
2530 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \
2531 (((bfd)->xvec->message[(int)((bfd)->format)]) arglist) : \
2532 (bfd_assert (__FILE__,__LINE__), NULL))
2533#endif
9e461dac
JK
2534enum bfd_flavour {
2535 bfd_target_unknown_flavour,
2536 bfd_target_aout_flavour,
2537 bfd_target_coff_flavour,
2538 bfd_target_ecoff_flavour,
2539 bfd_target_elf_flavour,
2540 bfd_target_ieee_flavour,
2541 bfd_target_nlm_flavour,
2542 bfd_target_oasys_flavour,
2543 bfd_target_tekhex_flavour,
2544 bfd_target_srec_flavour,
ffd15489 2545 bfd_target_ihex_flavour,
d1f8b181 2546 bfd_target_som_flavour,
5dc8db48 2547 bfd_target_os9k_flavour,
9675c281 2548 bfd_target_versados_flavour,
c3d8e071
ILT
2549 bfd_target_msdos_flavour,
2550 bfd_target_evax_flavour
5dc8db48 2551};
4c3721d5 2552
64d5f5d0
ILT
2553enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
2554
4c3721d5
ILT
2555 /* Forward declaration. */
2556typedef struct bfd_link_info _bfd_link_info;
2557
fdcb0453
KR
2558typedef struct bfd_target
2559{
2560 char *name;
9e461dac 2561 enum bfd_flavour flavour;
64d5f5d0
ILT
2562 enum bfd_endian byteorder;
2563 enum bfd_endian header_byteorder;
fdcb0453
KR
2564 flagword object_flags;
2565 flagword section_flags;
2566 char symbol_leading_char;
2567 char ar_pad_char;
2568 unsigned short ar_max_namelen;
1a973af1
ILT
2569 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *));
2570 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *));
fdcb0453 2571 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *));
1a973af1
ILT
2572 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *));
2573 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *));
fdcb0453 2574 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *));
1a973af1
ILT
2575 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *));
2576 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *));
fdcb0453 2577 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *));
1a973af1
ILT
2578 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *));
2579 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *));
fdcb0453 2580 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *));
1a973af1
ILT
2581 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *));
2582 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *));
fdcb0453 2583 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *));
1a973af1
ILT
2584 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *));
2585 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *));
fdcb0453 2586 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *));
2f3508ad 2587 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *));
fdcb0453
KR
2588 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *));
2589 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *));
6812b607
ILT
2590
2591 /* Generic entry points. */
2592#define BFD_JUMP_TABLE_GENERIC(NAME)\
2593CAT(NAME,_close_and_cleanup),\
2594CAT(NAME,_bfd_free_cached_info),\
2595CAT(NAME,_new_section_hook),\
4fe6d901
KR
2596CAT(NAME,_get_section_contents),\
2597CAT(NAME,_get_section_contents_in_window)
2598
6812b607
ILT
2599 /* Called when the BFD is being closed to do any necessary cleanup. */
2600 boolean (*_close_and_cleanup) PARAMS ((bfd *));
2601 /* Ask the BFD to free all cached information. */
2602 boolean (*_bfd_free_cached_info) PARAMS ((bfd *));
2603 /* Called when a new section is created. */
2604 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr));
2605 /* Read the contents of a section. */
2606 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
2607 file_ptr, bfd_size_type));
4fe6d901
KR
2608 boolean (*_bfd_get_section_contents_in_window)
2609 PARAMS ((bfd *, sec_ptr, bfd_window *,
2610 file_ptr, bfd_size_type));
6812b607
ILT
2611
2612 /* Entry points to copy private data. */
2613#define BFD_JUMP_TABLE_COPY(NAME)\
2614CAT(NAME,_bfd_copy_private_bfd_data),\
3b1f83ad
JL
2615CAT(NAME,_bfd_merge_private_bfd_data),\
2616CAT(NAME,_bfd_copy_private_section_data),\
6167a840 2617CAT(NAME,_bfd_copy_private_symbol_data),\
4e98461f
SC
2618CAT(NAME,_bfd_set_private_flags),\
2619CAT(NAME,_bfd_print_private_bfd_data)\
6812b607
ILT
2620 /* Called to copy BFD general private data from one object file
2621 to another. */
2622 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *));
3b1f83ad
JL
2623 /* Called to merge BFD general private data from one object file
2624 to a common output file when linking. */
2625 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *));
6812b607
ILT
2626 /* Called to copy BFD private section data from one object file
2627 to another. */
2628 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr,
2629 bfd *, sec_ptr));
6167a840
JL
2630 /* Called to copy BFD private symbol data from one symbol
2631 to another. */
2632 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *,
2633 bfd *, asymbol *));
3b1f83ad
JL
2634 /* Called to set private backend flags */
2635 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword));
6812b607 2636
4e98461f 2637 /* Called to print private BFD data */
ae0a6bea 2638 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR));
4e98461f 2639
6812b607
ILT
2640 /* Core file entry points. */
2641#define BFD_JUMP_TABLE_CORE(NAME)\
2642CAT(NAME,_core_file_failing_command),\
2643CAT(NAME,_core_file_failing_signal),\
2644CAT(NAME,_core_file_matches_executable_p)
fdcb0453
KR
2645 char * (*_core_file_failing_command) PARAMS ((bfd *));
2646 int (*_core_file_failing_signal) PARAMS ((bfd *));
2647 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *));
6812b607
ILT
2648
2649 /* Archive entry points. */
2650#define BFD_JUMP_TABLE_ARCHIVE(NAME)\
2651CAT(NAME,_slurp_armap),\
2652CAT(NAME,_slurp_extended_name_table),\
fca2b81b 2653CAT(NAME,_construct_extended_name_table),\
6812b607
ILT
2654CAT(NAME,_truncate_arname),\
2655CAT(NAME,_write_armap),\
c53fac12 2656CAT(NAME,_read_ar_hdr),\
6812b607 2657CAT(NAME,_openr_next_archived_file),\
64d5f5d0 2658CAT(NAME,_get_elt_at_index),\
0822b56d
ILT
2659CAT(NAME,_generic_stat_arch_elt),\
2660CAT(NAME,_update_armap_timestamp)
fdcb0453
KR
2661 boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
2662 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
fca2b81b
KR
2663 boolean (*_bfd_construct_extended_name_table)
2664 PARAMS ((bfd *, char **, bfd_size_type *, const char **));
fdcb0453
KR
2665 void (*_bfd_truncate_arname) PARAMS ((bfd *, CONST char *, char *));
2666 boolean (*write_armap) PARAMS ((bfd *arch,
2667 unsigned int elength,
2668 struct orl *map,
2669 unsigned int orl_count,
2670 int stridx));
0322af0d 2671 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *));
0822b56d 2672 bfd * (*openr_next_archived_file) PARAMS ((bfd *arch, bfd *prev));
64d5f5d0
ILT
2673#define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i))
2674 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex));
0822b56d
ILT
2675 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
2676 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
2677
6812b607
ILT
2678 /* Entry points used for symbols. */
2679#define BFD_JUMP_TABLE_SYMBOLS(NAME)\
2680CAT(NAME,_get_symtab_upper_bound),\
2681CAT(NAME,_get_symtab),\
2682CAT(NAME,_make_empty_symbol),\
2683CAT(NAME,_print_symbol),\
2684CAT(NAME,_get_symbol_info),\
35a3e78e 2685CAT(NAME,_bfd_is_local_label_name),\
6812b607
ILT
2686CAT(NAME,_get_lineno),\
2687CAT(NAME,_find_nearest_line),\
e9614321
SC
2688CAT(NAME,_bfd_make_debug_symbol),\
2689CAT(NAME,_read_minisymbols),\
2690CAT(NAME,_minisymbol_to_symbol)
326e32d7
ILT
2691 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *));
2692 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *,
2693 struct symbol_cache_entry **));
fdcb0453
KR
2694 struct symbol_cache_entry *
2695 (*_bfd_make_empty_symbol) PARAMS ((bfd *));
2696 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR,
2697 struct symbol_cache_entry *,
2698 bfd_print_symbol_type));
2699#define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e))
2700 void (*_bfd_get_symbol_info) PARAMS ((bfd *,
2701 struct symbol_cache_entry *,
2702 symbol_info *));
2703#define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e))
35a3e78e 2704 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *));
fdcb0453 2705
6812b607 2706 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
fdcb0453
KR
2707 boolean (*_bfd_find_nearest_line) PARAMS ((bfd *abfd,
2708 struct sec *section, struct symbol_cache_entry **symbols,
2709 bfd_vma offset, CONST char **file, CONST char **func,
2710 unsigned int *line));
6812b607
ILT
2711 /* Back-door to allow format-aware applications to create debug symbols
2712 while using BFD for everything else. Currently used by the assembler
2713 when creating COFF files. */
e9614321 2714 asymbol * (*_bfd_make_debug_symbol) PARAMS ((
6812b607
ILT
2715 bfd *abfd,
2716 void *ptr,
2717 unsigned long size));
e9614321
SC
2718#define bfd_read_minisymbols(b, d, m, s) \
2719 BFD_SEND (b, _read_minisymbols, (b, d, m, s))
2720 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *,
2721 unsigned int *));
2722#define bfd_minisymbol_to_symbol(b, d, m, f) \
2723 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f))
2724 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
2725 asymbol *));
fdcb0453 2726
6812b607
ILT
2727 /* Routines for relocs. */
2728#define BFD_JUMP_TABLE_RELOCS(NAME)\
2729CAT(NAME,_get_reloc_upper_bound),\
2730CAT(NAME,_canonicalize_reloc),\
2731CAT(NAME,_bfd_reloc_type_lookup)
2732 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr));
2733 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **,
2734 struct symbol_cache_entry **));
2735 /* See documentation on reloc types. */
5dc8db48 2736 reloc_howto_type *
6812b607
ILT
2737 (*reloc_type_lookup) PARAMS ((bfd *abfd,
2738 bfd_reloc_code_real_type code));
fdcb0453 2739
6812b607
ILT
2740 /* Routines used when writing an object file. */
2741#define BFD_JUMP_TABLE_WRITE(NAME)\
2742CAT(NAME,_set_arch_mach),\
2743CAT(NAME,_set_section_contents)
2744 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
2745 unsigned long));
2746 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
2747 file_ptr, bfd_size_type));
fdcb0453 2748
6812b607
ILT
2749 /* Routines used by the linker. */
2750#define BFD_JUMP_TABLE_LINK(NAME)\
2751CAT(NAME,_sizeof_headers),\
2752CAT(NAME,_bfd_get_relocated_section_contents),\
2753CAT(NAME,_bfd_relax_section),\
2754CAT(NAME,_bfd_link_hash_table_create),\
2755CAT(NAME,_bfd_link_add_symbols),\
6167a840
JL
2756CAT(NAME,_bfd_final_link),\
2757CAT(NAME,_bfd_link_split_section)
6812b607 2758 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
fdcb0453 2759 bfd_byte * (*_bfd_get_relocated_section_contents) PARAMS ((bfd *,
4c3721d5
ILT
2760 struct bfd_link_info *, struct bfd_link_order *,
2761 bfd_byte *data, boolean relocateable,
2762 struct symbol_cache_entry **));
fdcb0453
KR
2763
2764 boolean (*_bfd_relax_section) PARAMS ((bfd *, struct sec *,
326e32d7 2765 struct bfd_link_info *, boolean *again));
fdcb0453 2766
ad46bd1d
ILT
2767 /* Create a hash table for the linker. Different backends store
2768 different information in this table. */
2769 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *));
2770
2771 /* Add symbols from this object file into the hash table. */
2772 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
2773
2774 /* Do a link based on the link_order structures attached to each
2775 section of the BFD. */
2776 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *));
2777
6167a840
JL
2778 /* Should this section be split up into smaller pieces during linking. */
2779 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
2780
ad46bd1d
ILT
2781 /* Routines to handle dynamic symbols and relocs. */
2782#define BFD_JUMP_TABLE_DYNAMIC(NAME)\
2783CAT(NAME,_get_dynamic_symtab_upper_bound),\
2784CAT(NAME,_canonicalize_dynamic_symtab),\
2785CAT(NAME,_get_dynamic_reloc_upper_bound),\
2786CAT(NAME,_canonicalize_dynamic_reloc)
2787 /* Get the amount of memory required to hold the dynamic symbols. */
2788 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *));
2789 /* Read in the dynamic symbols. */
2790 long (*_bfd_canonicalize_dynamic_symtab)
2791 PARAMS ((bfd *, struct symbol_cache_entry **));
2792 /* Get the amount of memory required to hold the dynamic relocs. */
2793 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *));
2794 /* Read in the dynamic relocs. */
2795 long (*_bfd_canonicalize_dynamic_reloc)
2796 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
4c3721d5 2797
fdcb0453
KR
2798 PTR backend_data;
2799} bfd_target;
508539ab
ILT
2800boolean
2801bfd_set_default_target PARAMS ((const char *name));
2802
2f3508ad 2803const bfd_target *
c188b0be 2804bfd_find_target PARAMS ((CONST char *target_name, bfd *abfd));
fdcb0453 2805
2f3508ad 2806const char **
fdcb0453
KR
2807bfd_target_list PARAMS ((void));
2808
2809boolean
2810bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
2811
aabda2da
DM
2812boolean
2813bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching));
3b31740c 2814
fdcb0453 2815boolean
c188b0be 2816bfd_set_format PARAMS ((bfd *abfd, bfd_format format));
fdcb0453
KR
2817
2818CONST char *
c188b0be 2819bfd_format_string PARAMS ((bfd_format format));
fdcb0453 2820
815179af
ILT
2821#ifdef __cplusplus
2822}
2823#endif
fdcb0453 2824#endif
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