bfd-in2.h revision 99461
1/* DO NOT EDIT! -*- buffer-read-only: t -*- This file is automatically 2 generated from "bfd-in.h", "init.c", "opncls.c", "libbfd.c", 3 "section.c", "archures.c", "reloc.c", "syms.c", "bfd.c", "archive.c", 4 "corefile.c", "targets.c" and "format.c". 5 Run "make headers" in your build bfd/ to regenerate. */ 6 7/* Main header file for the bfd library -- portable access to object files. 8 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 9 2000, 2001, 2002 10 Free Software Foundation, Inc. 11 Contributed by Cygnus Support. 12 13This file is part of BFD, the Binary File Descriptor library. 14 15This program is free software; you can redistribute it and/or modify 16it under the terms of the GNU General Public License as published by 17the Free Software Foundation; either version 2 of the License, or 18(at your option) any later version. 19 20This program is distributed in the hope that it will be useful, 21but WITHOUT ANY WARRANTY; without even the implied warranty of 22MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 23GNU General Public License for more details. 24 25You should have received a copy of the GNU General Public License 26along with this program; if not, write to the Free Software 27Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 28 29#ifndef __BFD_H_SEEN__ 30#define __BFD_H_SEEN__ 31 32#ifdef __cplusplus 33extern "C" { 34#endif 35 36#include "ansidecl.h" 37#include "symcat.h" 38#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) 39#ifndef SABER 40/* This hack is to avoid a problem with some strict ANSI C preprocessors. 41 The problem is, "32_" is not a valid preprocessing token, and we don't 42 want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will 43 cause the inner CONCAT2 macros to be evaluated first, producing 44 still-valid pp-tokens. Then the final concatenation can be done. */ 45#undef CONCAT4 46#define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d)) 47#endif 48#endif 49 50#define BFD_VERSION @bfd_version@ 51#define BFD_VERSION_DATE @bfd_version_date@ 52#define BFD_VERSION_STRING @bfd_version_string@ 53 54/* The word size used by BFD on the host. This may be 64 with a 32 55 bit target if the host is 64 bit, or if other 64 bit targets have 56 been selected with --enable-targets, or if --enable-64-bit-bfd. */ 57#define BFD_ARCH_SIZE @wordsize@ 58 59/* The word size of the default bfd target. */ 60#define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@ 61 62#define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@ 63#if @BFD_HOST_64_BIT_DEFINED@ 64#define BFD_HOST_64_BIT @BFD_HOST_64_BIT@ 65#define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@ 66#endif 67 68#if BFD_ARCH_SIZE >= 64 69#define BFD64 70#endif 71 72#ifndef INLINE 73#if __GNUC__ >= 2 74#define INLINE __inline__ 75#else 76#define INLINE 77#endif 78#endif 79 80/* Forward declaration. */ 81typedef struct _bfd bfd; 82 83/* To squelch erroneous compiler warnings ("illegal pointer 84 combination") from the SVR3 compiler, we would like to typedef 85 boolean to int (it doesn't like functions which return boolean. 86 Making sure they are never implicitly declared to return int 87 doesn't seem to help). But this file is not configured based on 88 the host. */ 89/* General rules: functions which are boolean return true on success 90 and false on failure (unless they're a predicate). -- bfd.doc */ 91/* I'm sure this is going to break something and someone is going to 92 force me to change it. */ 93/* typedef enum boolean {false, true} boolean; */ 94/* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */ 95/* It gets worse if the host also defines a true/false enum... -sts */ 96/* And even worse if your compiler has built-in boolean types... -law */ 97/* And even worse if your compiler provides a stdbool.h that conflicts 98 with these definitions... gcc 2.95 and later do. If so, it must 99 be included first. -drow */ 100#if defined (__GNUG__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6)) 101#define TRUE_FALSE_ALREADY_DEFINED 102#else 103#if defined (__bool_true_false_are_defined) 104/* We have <stdbool.h>. */ 105#define TRUE_FALSE_ALREADY_DEFINED 106#endif 107#endif 108#ifdef MPW 109/* Pre-emptive strike - get the file with the enum. */ 110#include <Types.h> 111#define TRUE_FALSE_ALREADY_DEFINED 112#endif /* MPW */ 113#ifndef TRUE_FALSE_ALREADY_DEFINED 114typedef enum bfd_boolean {false, true} boolean; 115#define BFD_TRUE_FALSE 116#else 117/* Use enum names that will appear nowhere else. */ 118typedef enum bfd_boolean {bfd_fffalse, bfd_tttrue} boolean; 119#endif 120 121/* Support for different sizes of target format ints and addresses. 122 If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be 123 set to 1 above. Otherwise, if gcc is being used, this code will 124 use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be 125 defined above. */ 126 127#ifndef BFD_HOST_64_BIT 128# if BFD_HOST_64BIT_LONG 129# define BFD_HOST_64_BIT long 130# define BFD_HOST_U_64_BIT unsigned long 131# else 132# ifdef __GNUC__ 133# if __GNUC__ >= 2 134# define BFD_HOST_64_BIT long long 135# define BFD_HOST_U_64_BIT unsigned long long 136# endif /* __GNUC__ >= 2 */ 137# endif /* ! defined (__GNUC__) */ 138# endif /* ! BFD_HOST_64BIT_LONG */ 139#endif /* ! defined (BFD_HOST_64_BIT) */ 140 141#ifdef BFD64 142 143#ifndef BFD_HOST_64_BIT 144 #error No 64 bit integer type available 145#endif /* ! defined (BFD_HOST_64_BIT) */ 146 147typedef BFD_HOST_U_64_BIT bfd_vma; 148typedef BFD_HOST_64_BIT bfd_signed_vma; 149typedef BFD_HOST_U_64_BIT bfd_size_type; 150typedef BFD_HOST_U_64_BIT symvalue; 151 152#ifndef fprintf_vma 153#if BFD_HOST_64BIT_LONG 154#define sprintf_vma(s,x) sprintf (s, "%016lx", x) 155#define fprintf_vma(f,x) fprintf (f, "%016lx", x) 156#else 157#define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff))) 158#define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff)) 159#define fprintf_vma(s,x) \ 160 fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x)) 161#define sprintf_vma(s,x) \ 162 sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x)) 163#endif 164#endif 165 166#else /* not BFD64 */ 167 168/* Represent a target address. Also used as a generic unsigned type 169 which is guaranteed to be big enough to hold any arithmetic types 170 we need to deal with. */ 171typedef unsigned long bfd_vma; 172 173/* A generic signed type which is guaranteed to be big enough to hold any 174 arithmetic types we need to deal with. Can be assumed to be compatible 175 with bfd_vma in the same way that signed and unsigned ints are compatible 176 (as parameters, in assignment, etc). */ 177typedef long bfd_signed_vma; 178 179typedef unsigned long symvalue; 180typedef unsigned long bfd_size_type; 181 182/* Print a bfd_vma x on stream s. */ 183#define fprintf_vma(s,x) fprintf (s, "%08lx", x) 184#define sprintf_vma(s,x) sprintf (s, "%08lx", x) 185 186#endif /* not BFD64 */ 187 188/* A pointer to a position in a file. */ 189/* FIXME: This should be using off_t from <sys/types.h>. 190 For now, try to avoid breaking stuff by not including <sys/types.h> here. 191 This will break on systems with 64-bit file offsets (e.g. 4.4BSD). 192 Probably the best long-term answer is to avoid using file_ptr AND off_t 193 in this header file, and to handle this in the BFD implementation 194 rather than in its interface. */ 195/* typedef off_t file_ptr; */ 196typedef bfd_signed_vma file_ptr; 197typedef bfd_vma ufile_ptr; 198 199extern void bfd_sprintf_vma PARAMS ((bfd *, char *, bfd_vma)); 200extern void bfd_fprintf_vma PARAMS ((bfd *, PTR, bfd_vma)); 201 202#define printf_vma(x) fprintf_vma(stdout,x) 203#define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x) 204 205typedef unsigned int flagword; /* 32 bits of flags */ 206typedef unsigned char bfd_byte; 207 208/* File formats. */ 209 210typedef enum bfd_format 211{ 212 bfd_unknown = 0, /* File format is unknown. */ 213 bfd_object, /* Linker/assember/compiler output. */ 214 bfd_archive, /* Object archive file. */ 215 bfd_core, /* Core dump. */ 216 bfd_type_end /* Marks the end; don't use it! */ 217} 218bfd_format; 219 220/* Values that may appear in the flags field of a BFD. These also 221 appear in the object_flags field of the bfd_target structure, where 222 they indicate the set of flags used by that backend (not all flags 223 are meaningful for all object file formats) (FIXME: at the moment, 224 the object_flags values have mostly just been copied from backend 225 to another, and are not necessarily correct). */ 226 227/* No flags. */ 228#define BFD_NO_FLAGS 0x00 229 230/* BFD contains relocation entries. */ 231#define HAS_RELOC 0x01 232 233/* BFD is directly executable. */ 234#define EXEC_P 0x02 235 236/* BFD has line number information (basically used for F_LNNO in a 237 COFF header). */ 238#define HAS_LINENO 0x04 239 240/* BFD has debugging information. */ 241#define HAS_DEBUG 0x08 242 243/* BFD has symbols. */ 244#define HAS_SYMS 0x10 245 246/* BFD has local symbols (basically used for F_LSYMS in a COFF 247 header). */ 248#define HAS_LOCALS 0x20 249 250/* BFD is a dynamic object. */ 251#define DYNAMIC 0x40 252 253/* Text section is write protected (if D_PAGED is not set, this is 254 like an a.out NMAGIC file) (the linker sets this by default, but 255 clears it for -r or -N). */ 256#define WP_TEXT 0x80 257 258/* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the 259 linker sets this by default, but clears it for -r or -n or -N). */ 260#define D_PAGED 0x100 261 262/* BFD is relaxable (this means that bfd_relax_section may be able to 263 do something) (sometimes bfd_relax_section can do something even if 264 this is not set). */ 265#define BFD_IS_RELAXABLE 0x200 266 267/* This may be set before writing out a BFD to request using a 268 traditional format. For example, this is used to request that when 269 writing out an a.out object the symbols not be hashed to eliminate 270 duplicates. */ 271#define BFD_TRADITIONAL_FORMAT 0x400 272 273/* This flag indicates that the BFD contents are actually cached in 274 memory. If this is set, iostream points to a bfd_in_memory struct. */ 275#define BFD_IN_MEMORY 0x800 276 277/* Symbols and relocation. */ 278 279/* A count of carsyms (canonical archive symbols). */ 280typedef unsigned long symindex; 281 282/* How to perform a relocation. */ 283typedef const struct reloc_howto_struct reloc_howto_type; 284 285#define BFD_NO_MORE_SYMBOLS ((symindex) ~0) 286 287/* General purpose part of a symbol X; 288 target specific parts are in libcoff.h, libaout.h, etc. */ 289 290#define bfd_get_section(x) ((x)->section) 291#define bfd_get_output_section(x) ((x)->section->output_section) 292#define bfd_set_section(x,y) ((x)->section) = (y) 293#define bfd_asymbol_base(x) ((x)->section->vma) 294#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value) 295#define bfd_asymbol_name(x) ((x)->name) 296/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/ 297#define bfd_asymbol_bfd(x) ((x)->the_bfd) 298#define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour) 299 300/* A canonical archive symbol. */ 301/* This is a type pun with struct ranlib on purpose! */ 302typedef struct carsym 303{ 304 char *name; 305 file_ptr file_offset; /* Look here to find the file. */ 306} 307carsym; /* To make these you call a carsymogen. */ 308 309/* Used in generating armaps (archive tables of contents). 310 Perhaps just a forward definition would do? */ 311struct orl /* Output ranlib. */ 312{ 313 char **name; /* Symbol name. */ 314 union 315 { 316 file_ptr pos; 317 bfd *abfd; 318 } u; /* bfd* or file position. */ 319 int namidx; /* Index into string table. */ 320}; 321 322/* Linenumber stuff. */ 323typedef struct lineno_cache_entry 324{ 325 unsigned int line_number; /* Linenumber from start of function. */ 326 union 327 { 328 struct symbol_cache_entry *sym; /* Function name. */ 329 bfd_vma offset; /* Offset into section. */ 330 } u; 331} 332alent; 333 334/* Object and core file sections. */ 335 336#define align_power(addr, align) \ 337 ( ((addr) + ((1<<(align))-1)) & (-1 << (align))) 338 339typedef struct sec *sec_ptr; 340 341#define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0) 342#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0) 343#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0) 344#define bfd_section_name(bfd, ptr) ((ptr)->name) 345#define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr)) 346#define bfd_section_vma(bfd, ptr) ((ptr)->vma) 347#define bfd_section_lma(bfd, ptr) ((ptr)->lma) 348#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power) 349#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0) 350#define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata) 351 352#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0) 353 354#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma= (val)), ((ptr)->user_set_vma = (boolean)true), true) 355#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true) 356#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true) 357 358typedef struct stat stat_type; 359 360typedef enum bfd_print_symbol 361{ 362 bfd_print_symbol_name, 363 bfd_print_symbol_more, 364 bfd_print_symbol_all 365} bfd_print_symbol_type; 366 367/* Information about a symbol that nm needs. */ 368 369typedef struct _symbol_info 370{ 371 symvalue value; 372 char type; 373 const char *name; /* Symbol name. */ 374 unsigned char stab_type; /* Stab type. */ 375 char stab_other; /* Stab other. */ 376 short stab_desc; /* Stab desc. */ 377 const char *stab_name; /* String for stab type. */ 378} symbol_info; 379 380/* Get the name of a stabs type code. */ 381 382extern const char *bfd_get_stab_name PARAMS ((int)); 383 384/* Hash table routines. There is no way to free up a hash table. */ 385 386/* An element in the hash table. Most uses will actually use a larger 387 structure, and an instance of this will be the first field. */ 388 389struct bfd_hash_entry 390{ 391 /* Next entry for this hash code. */ 392 struct bfd_hash_entry *next; 393 /* String being hashed. */ 394 const char *string; 395 /* Hash code. This is the full hash code, not the index into the 396 table. */ 397 unsigned long hash; 398}; 399 400/* A hash table. */ 401 402struct bfd_hash_table 403{ 404 /* The hash array. */ 405 struct bfd_hash_entry **table; 406 /* The number of slots in the hash table. */ 407 unsigned int size; 408 /* A function used to create new elements in the hash table. The 409 first entry is itself a pointer to an element. When this 410 function is first invoked, this pointer will be NULL. However, 411 having the pointer permits a hierarchy of method functions to be 412 built each of which calls the function in the superclass. Thus 413 each function should be written to allocate a new block of memory 414 only if the argument is NULL. */ 415 struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *, 416 struct bfd_hash_table *, 417 const char *)); 418 /* An objalloc for this hash table. This is a struct objalloc *, 419 but we use PTR to avoid requiring the inclusion of objalloc.h. */ 420 PTR memory; 421}; 422 423/* Initialize a hash table. */ 424extern boolean bfd_hash_table_init 425 PARAMS ((struct bfd_hash_table *, 426 struct bfd_hash_entry *(*) (struct bfd_hash_entry *, 427 struct bfd_hash_table *, 428 const char *))); 429 430/* Initialize a hash table specifying a size. */ 431extern boolean bfd_hash_table_init_n 432 PARAMS ((struct bfd_hash_table *, 433 struct bfd_hash_entry *(*) (struct bfd_hash_entry *, 434 struct bfd_hash_table *, 435 const char *), 436 unsigned int size)); 437 438/* Free up a hash table. */ 439extern void bfd_hash_table_free PARAMS ((struct bfd_hash_table *)); 440 441/* Look up a string in a hash table. If CREATE is true, a new entry 442 will be created for this string if one does not already exist. The 443 COPY argument must be true if this routine should copy the string 444 into newly allocated memory when adding an entry. */ 445extern struct bfd_hash_entry *bfd_hash_lookup 446 PARAMS ((struct bfd_hash_table *, const char *, boolean create, 447 boolean copy)); 448 449/* Replace an entry in a hash table. */ 450extern void bfd_hash_replace 451 PARAMS ((struct bfd_hash_table *, struct bfd_hash_entry *old, 452 struct bfd_hash_entry *nw)); 453 454/* Base method for creating a hash table entry. */ 455extern struct bfd_hash_entry *bfd_hash_newfunc 456 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, 457 const char *)); 458 459/* Grab some space for a hash table entry. */ 460extern PTR bfd_hash_allocate PARAMS ((struct bfd_hash_table *, 461 unsigned int)); 462 463/* Traverse a hash table in a random order, calling a function on each 464 element. If the function returns false, the traversal stops. The 465 INFO argument is passed to the function. */ 466extern void bfd_hash_traverse PARAMS ((struct bfd_hash_table *, 467 boolean (*) (struct bfd_hash_entry *, 468 PTR), 469 PTR info)); 470 471#define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table 472 473/* User program access to BFD facilities. */ 474 475/* Direct I/O routines, for programs which know more about the object 476 file than BFD does. Use higher level routines if possible. */ 477 478extern bfd_size_type bfd_bread PARAMS ((PTR, bfd_size_type, bfd *)); 479extern bfd_size_type bfd_bwrite PARAMS ((const PTR, bfd_size_type, bfd *)); 480extern int bfd_seek PARAMS ((bfd *, file_ptr, int)); 481extern ufile_ptr bfd_tell PARAMS ((bfd *)); 482extern int bfd_flush PARAMS ((bfd *)); 483extern int bfd_stat PARAMS ((bfd *, struct stat *)); 484 485/* Deprecated old routines. */ 486#if __GNUC__ 487#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ 488 (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \ 489 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 490#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ 491 (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \ 492 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 493#else 494#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ 495 (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \ 496 bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 497#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ 498 (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\ 499 bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) 500#endif 501extern void warn_deprecated 502 PARAMS ((const char *, const char *, int, const char *)); 503 504/* Cast from const char * to char * so that caller can assign to 505 a char * without a warning. */ 506#define bfd_get_filename(abfd) ((char *) (abfd)->filename) 507#define bfd_get_cacheable(abfd) ((abfd)->cacheable) 508#define bfd_get_format(abfd) ((abfd)->format) 509#define bfd_get_target(abfd) ((abfd)->xvec->name) 510#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour) 511#define bfd_family_coff(abfd) \ 512 (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \ 513 bfd_get_flavour (abfd) == bfd_target_xcoff_flavour) 514#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG) 515#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE) 516#define bfd_header_big_endian(abfd) \ 517 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG) 518#define bfd_header_little_endian(abfd) \ 519 ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE) 520#define bfd_get_file_flags(abfd) ((abfd)->flags) 521#define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags) 522#define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags) 523#define bfd_my_archive(abfd) ((abfd)->my_archive) 524#define bfd_has_map(abfd) ((abfd)->has_armap) 525 526#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types) 527#define bfd_usrdata(abfd) ((abfd)->usrdata) 528 529#define bfd_get_start_address(abfd) ((abfd)->start_address) 530#define bfd_get_symcount(abfd) ((abfd)->symcount) 531#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols) 532#define bfd_count_sections(abfd) ((abfd)->section_count) 533 534#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char) 535 536#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = (boolean) (bool)), true) 537 538extern boolean bfd_cache_close PARAMS ((bfd *abfd)); 539/* NB: This declaration should match the autogenerated one in libbfd.h. */ 540 541extern boolean bfd_record_phdr 542 PARAMS ((bfd *, unsigned long, boolean, flagword, boolean, bfd_vma, 543 boolean, boolean, unsigned int, struct sec **)); 544 545/* Byte swapping routines. */ 546 547bfd_vma bfd_getb64 PARAMS ((const unsigned char *)); 548bfd_vma bfd_getl64 PARAMS ((const unsigned char *)); 549bfd_signed_vma bfd_getb_signed_64 PARAMS ((const unsigned char *)); 550bfd_signed_vma bfd_getl_signed_64 PARAMS ((const unsigned char *)); 551bfd_vma bfd_getb32 PARAMS ((const unsigned char *)); 552bfd_vma bfd_getl32 PARAMS ((const unsigned char *)); 553bfd_signed_vma bfd_getb_signed_32 PARAMS ((const unsigned char *)); 554bfd_signed_vma bfd_getl_signed_32 PARAMS ((const unsigned char *)); 555bfd_vma bfd_getb16 PARAMS ((const unsigned char *)); 556bfd_vma bfd_getl16 PARAMS ((const unsigned char *)); 557bfd_signed_vma bfd_getb_signed_16 PARAMS ((const unsigned char *)); 558bfd_signed_vma bfd_getl_signed_16 PARAMS ((const unsigned char *)); 559void bfd_putb64 PARAMS ((bfd_vma, unsigned char *)); 560void bfd_putl64 PARAMS ((bfd_vma, unsigned char *)); 561void bfd_putb32 PARAMS ((bfd_vma, unsigned char *)); 562void bfd_putl32 PARAMS ((bfd_vma, unsigned char *)); 563void bfd_putb16 PARAMS ((bfd_vma, unsigned char *)); 564void bfd_putl16 PARAMS ((bfd_vma, unsigned char *)); 565 566/* Byte swapping routines which take size and endiannes as arguments. */ 567 568bfd_vma bfd_get_bits PARAMS ((bfd_byte *, int, boolean)); 569void bfd_put_bits PARAMS ((bfd_vma, bfd_byte *, int, boolean)); 570 571/* Externally visible ECOFF routines. */ 572 573#if defined(__STDC__) || defined(ALMOST_STDC) 574struct ecoff_debug_info; 575struct ecoff_debug_swap; 576struct ecoff_extr; 577struct symbol_cache_entry; 578struct bfd_link_info; 579struct bfd_link_hash_entry; 580struct bfd_elf_version_tree; 581#endif 582extern bfd_vma bfd_ecoff_get_gp_value PARAMS ((bfd * abfd)); 583extern boolean bfd_ecoff_set_gp_value PARAMS ((bfd *abfd, bfd_vma gp_value)); 584extern boolean bfd_ecoff_set_regmasks 585 PARAMS ((bfd *abfd, unsigned long gprmask, unsigned long fprmask, 586 unsigned long *cprmask)); 587extern PTR bfd_ecoff_debug_init 588 PARAMS ((bfd *output_bfd, struct ecoff_debug_info *output_debug, 589 const struct ecoff_debug_swap *output_swap, 590 struct bfd_link_info *)); 591extern void bfd_ecoff_debug_free 592 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, 593 const struct ecoff_debug_swap *output_swap, 594 struct bfd_link_info *)); 595extern boolean bfd_ecoff_debug_accumulate 596 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, 597 const struct ecoff_debug_swap *output_swap, 598 bfd *input_bfd, struct ecoff_debug_info *input_debug, 599 const struct ecoff_debug_swap *input_swap, 600 struct bfd_link_info *)); 601extern boolean bfd_ecoff_debug_accumulate_other 602 PARAMS ((PTR handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, 603 const struct ecoff_debug_swap *output_swap, bfd *input_bfd, 604 struct bfd_link_info *)); 605extern boolean bfd_ecoff_debug_externals 606 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 607 const struct ecoff_debug_swap *swap, 608 boolean relocateable, 609 boolean (*get_extr) (struct symbol_cache_entry *, 610 struct ecoff_extr *), 611 void (*set_index) (struct symbol_cache_entry *, 612 bfd_size_type))); 613extern boolean bfd_ecoff_debug_one_external 614 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 615 const struct ecoff_debug_swap *swap, 616 const char *name, struct ecoff_extr *esym)); 617extern bfd_size_type bfd_ecoff_debug_size 618 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 619 const struct ecoff_debug_swap *swap)); 620extern boolean bfd_ecoff_write_debug 621 PARAMS ((bfd *abfd, struct ecoff_debug_info *debug, 622 const struct ecoff_debug_swap *swap, file_ptr where)); 623extern boolean bfd_ecoff_write_accumulated_debug 624 PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug, 625 const struct ecoff_debug_swap *swap, 626 struct bfd_link_info *info, file_ptr where)); 627extern boolean bfd_mips_ecoff_create_embedded_relocs 628 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 629 char **)); 630 631/* Externally visible ELF routines. */ 632 633struct bfd_link_needed_list 634{ 635 struct bfd_link_needed_list *next; 636 bfd *by; 637 const char *name; 638}; 639 640extern boolean bfd_elf32_record_link_assignment 641 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean)); 642extern boolean bfd_elf64_record_link_assignment 643 PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean)); 644extern struct bfd_link_needed_list *bfd_elf_get_needed_list 645 PARAMS ((bfd *, struct bfd_link_info *)); 646extern boolean bfd_elf_get_bfd_needed_list 647 PARAMS ((bfd *, struct bfd_link_needed_list **)); 648extern boolean bfd_elf32_size_dynamic_sections 649 PARAMS ((bfd *, const char *, const char *, const char *, 650 const char * const *, struct bfd_link_info *, struct sec **, 651 struct bfd_elf_version_tree *)); 652extern boolean bfd_elf64_size_dynamic_sections 653 PARAMS ((bfd *, const char *, const char *, const char *, 654 const char * const *, struct bfd_link_info *, struct sec **, 655 struct bfd_elf_version_tree *)); 656extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *)); 657extern void bfd_elf_set_dt_needed_soname PARAMS ((bfd *, const char *)); 658extern const char *bfd_elf_get_dt_soname PARAMS ((bfd *)); 659extern struct bfd_link_needed_list *bfd_elf_get_runpath_list 660 PARAMS ((bfd *, struct bfd_link_info *)); 661extern boolean bfd_elf32_discard_info 662 PARAMS ((bfd *, struct bfd_link_info *)); 663extern boolean bfd_elf64_discard_info 664 PARAMS ((bfd *, struct bfd_link_info *)); 665 666/* Return an upper bound on the number of bytes required to store a 667 copy of ABFD's program header table entries. Return -1 if an error 668 occurs; bfd_get_error will return an appropriate code. */ 669extern long bfd_get_elf_phdr_upper_bound PARAMS ((bfd *abfd)); 670 671/* Copy ABFD's program header table entries to *PHDRS. The entries 672 will be stored as an array of Elf_Internal_Phdr structures, as 673 defined in include/elf/internal.h. To find out how large the 674 buffer needs to be, call bfd_get_elf_phdr_upper_bound. 675 676 Return the number of program header table entries read, or -1 if an 677 error occurs; bfd_get_error will return an appropriate code. */ 678extern int bfd_get_elf_phdrs PARAMS ((bfd *abfd, void *phdrs)); 679 680/* Return the arch_size field of an elf bfd, or -1 if not elf. */ 681extern int bfd_get_arch_size PARAMS ((bfd *)); 682 683/* Return true if address "naturally" sign extends, or -1 if not elf. */ 684extern int bfd_get_sign_extend_vma PARAMS ((bfd *)); 685 686extern boolean bfd_m68k_elf32_create_embedded_relocs 687 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 688 char **)); 689extern boolean bfd_mips_elf32_create_embedded_relocs 690 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 691 char **)); 692 693/* SunOS shared library support routines for the linker. */ 694 695extern struct bfd_link_needed_list *bfd_sunos_get_needed_list 696 PARAMS ((bfd *, struct bfd_link_info *)); 697extern boolean bfd_sunos_record_link_assignment 698 PARAMS ((bfd *, struct bfd_link_info *, const char *)); 699extern boolean bfd_sunos_size_dynamic_sections 700 PARAMS ((bfd *, struct bfd_link_info *, struct sec **, struct sec **, 701 struct sec **)); 702 703/* Linux shared library support routines for the linker. */ 704 705extern boolean bfd_i386linux_size_dynamic_sections 706 PARAMS ((bfd *, struct bfd_link_info *)); 707extern boolean bfd_m68klinux_size_dynamic_sections 708 PARAMS ((bfd *, struct bfd_link_info *)); 709extern boolean bfd_sparclinux_size_dynamic_sections 710 PARAMS ((bfd *, struct bfd_link_info *)); 711 712/* mmap hacks */ 713 714struct _bfd_window_internal; 715typedef struct _bfd_window_internal bfd_window_internal; 716 717typedef struct _bfd_window 718{ 719 /* What the user asked for. */ 720 PTR data; 721 bfd_size_type size; 722 /* The actual window used by BFD. Small user-requested read-only 723 regions sharing a page may share a single window into the object 724 file. Read-write versions shouldn't until I've fixed things to 725 keep track of which portions have been claimed by the 726 application; don't want to give the same region back when the 727 application wants two writable copies! */ 728 struct _bfd_window_internal *i; 729} 730bfd_window; 731 732extern void bfd_init_window PARAMS ((bfd_window *)); 733extern void bfd_free_window PARAMS ((bfd_window *)); 734extern boolean bfd_get_file_window 735 PARAMS ((bfd *, file_ptr, bfd_size_type, bfd_window *, boolean)); 736 737/* XCOFF support routines for the linker. */ 738 739extern boolean bfd_xcoff_link_record_set 740 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, 741 bfd_size_type)); 742extern boolean bfd_xcoff_import_symbol 743 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, 744 bfd_vma, const char *, const char *, const char *, unsigned int)); 745extern boolean bfd_xcoff_export_symbol 746 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *)); 747extern boolean bfd_xcoff_link_count_reloc 748 PARAMS ((bfd *, struct bfd_link_info *, const char *)); 749extern boolean bfd_xcoff_record_link_assignment 750 PARAMS ((bfd *, struct bfd_link_info *, const char *)); 751extern boolean bfd_xcoff_size_dynamic_sections 752 PARAMS ((bfd *, struct bfd_link_info *, const char *, const char *, 753 unsigned long, unsigned long, unsigned long, boolean, 754 int, boolean, boolean, struct sec **)); 755extern boolean bfd_xcoff_link_generate_rtinit 756 PARAMS ((bfd *, const char *, const char *)); 757 758/* Externally visible COFF routines. */ 759 760#if defined(__STDC__) || defined(ALMOST_STDC) 761struct internal_syment; 762union internal_auxent; 763#endif 764 765extern boolean bfd_coff_get_syment 766 PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *)); 767 768extern boolean bfd_coff_get_auxent 769 PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *)); 770 771extern boolean bfd_coff_set_symbol_class 772 PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int)); 773 774extern boolean bfd_m68k_coff_create_embedded_relocs 775 PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *, 776 char **)); 777 778/* ARM Interworking support. Called from linker. */ 779extern boolean bfd_arm_allocate_interworking_sections 780 PARAMS ((struct bfd_link_info *)); 781 782extern boolean bfd_arm_process_before_allocation 783 PARAMS ((bfd *, struct bfd_link_info *, int)); 784 785extern boolean bfd_arm_get_bfd_for_interworking 786 PARAMS ((bfd *, struct bfd_link_info *)); 787 788/* PE ARM Interworking support. Called from linker. */ 789extern boolean bfd_arm_pe_allocate_interworking_sections 790 PARAMS ((struct bfd_link_info *)); 791 792extern boolean bfd_arm_pe_process_before_allocation 793 PARAMS ((bfd *, struct bfd_link_info *, int)); 794 795extern boolean bfd_arm_pe_get_bfd_for_interworking 796 PARAMS ((bfd *, struct bfd_link_info *)); 797 798/* ELF ARM Interworking support. Called from linker. */ 799extern boolean bfd_elf32_arm_allocate_interworking_sections 800 PARAMS ((struct bfd_link_info *)); 801 802extern boolean bfd_elf32_arm_process_before_allocation 803 PARAMS ((bfd *, struct bfd_link_info *, int)); 804 805extern boolean bfd_elf32_arm_get_bfd_for_interworking 806 PARAMS ((bfd *, struct bfd_link_info *)); 807 808/* TI COFF load page support. */ 809extern void bfd_ticoff_set_section_load_page 810 PARAMS ((struct sec *, int)); 811 812extern int bfd_ticoff_get_section_load_page 813 PARAMS ((struct sec *)); 814 815/* And more from the source. */ 816void 817bfd_init PARAMS ((void)); 818 819bfd * 820bfd_openr PARAMS ((const char *filename, const char *target)); 821 822bfd * 823bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd)); 824 825bfd * 826bfd_openstreamr PARAMS ((const char *, const char *, PTR)); 827 828bfd * 829bfd_openw PARAMS ((const char *filename, const char *target)); 830 831boolean 832bfd_close PARAMS ((bfd *abfd)); 833 834boolean 835bfd_close_all_done PARAMS ((bfd *)); 836 837bfd * 838bfd_create PARAMS ((const char *filename, bfd *templ)); 839 840boolean 841bfd_make_writable PARAMS ((bfd *abfd)); 842 843boolean 844bfd_make_readable PARAMS ((bfd *abfd)); 845 846 847/* Byte swapping macros for user section data. */ 848 849#define bfd_put_8(abfd, val, ptr) \ 850 ((void) (*((unsigned char *) (ptr)) = (unsigned char) (val))) 851#define bfd_put_signed_8 \ 852 bfd_put_8 853#define bfd_get_8(abfd, ptr) \ 854 (*(unsigned char *) (ptr) & 0xff) 855#define bfd_get_signed_8(abfd, ptr) \ 856 (((*(unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80) 857 858#define bfd_put_16(abfd, val, ptr) \ 859 BFD_SEND(abfd, bfd_putx16, ((val),(ptr))) 860#define bfd_put_signed_16 \ 861 bfd_put_16 862#define bfd_get_16(abfd, ptr) \ 863 BFD_SEND(abfd, bfd_getx16, (ptr)) 864#define bfd_get_signed_16(abfd, ptr) \ 865 BFD_SEND (abfd, bfd_getx_signed_16, (ptr)) 866 867#define bfd_put_32(abfd, val, ptr) \ 868 BFD_SEND(abfd, bfd_putx32, ((val),(ptr))) 869#define bfd_put_signed_32 \ 870 bfd_put_32 871#define bfd_get_32(abfd, ptr) \ 872 BFD_SEND(abfd, bfd_getx32, (ptr)) 873#define bfd_get_signed_32(abfd, ptr) \ 874 BFD_SEND(abfd, bfd_getx_signed_32, (ptr)) 875 876#define bfd_put_64(abfd, val, ptr) \ 877 BFD_SEND(abfd, bfd_putx64, ((val), (ptr))) 878#define bfd_put_signed_64 \ 879 bfd_put_64 880#define bfd_get_64(abfd, ptr) \ 881 BFD_SEND(abfd, bfd_getx64, (ptr)) 882#define bfd_get_signed_64(abfd, ptr) \ 883 BFD_SEND(abfd, bfd_getx_signed_64, (ptr)) 884 885#define bfd_get(bits, abfd, ptr) \ 886 ( (bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \ 887 : (bits) == 16 ? bfd_get_16 (abfd, ptr) \ 888 : (bits) == 32 ? bfd_get_32 (abfd, ptr) \ 889 : (bits) == 64 ? bfd_get_64 (abfd, ptr) \ 890 : (abort (), (bfd_vma) - 1)) 891 892#define bfd_put(bits, abfd, val, ptr) \ 893 ( (bits) == 8 ? bfd_put_8 (abfd, val, ptr) \ 894 : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \ 895 : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \ 896 : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \ 897 : (abort (), (void) 0)) 898 899 900/* Byte swapping macros for file header data. */ 901 902#define bfd_h_put_8(abfd, val, ptr) \ 903 bfd_put_8 (abfd, val, ptr) 904#define bfd_h_put_signed_8(abfd, val, ptr) \ 905 bfd_put_8 (abfd, val, ptr) 906#define bfd_h_get_8(abfd, ptr) \ 907 bfd_get_8 (abfd, ptr) 908#define bfd_h_get_signed_8(abfd, ptr) \ 909 bfd_get_signed_8 (abfd, ptr) 910 911#define bfd_h_put_16(abfd, val, ptr) \ 912 BFD_SEND (abfd, bfd_h_putx16, (val, ptr)) 913#define bfd_h_put_signed_16 \ 914 bfd_h_put_16 915#define bfd_h_get_16(abfd, ptr) \ 916 BFD_SEND (abfd, bfd_h_getx16, (ptr)) 917#define bfd_h_get_signed_16(abfd, ptr) \ 918 BFD_SEND (abfd, bfd_h_getx_signed_16, (ptr)) 919 920#define bfd_h_put_32(abfd, val, ptr) \ 921 BFD_SEND (abfd, bfd_h_putx32, (val, ptr)) 922#define bfd_h_put_signed_32 \ 923 bfd_h_put_32 924#define bfd_h_get_32(abfd, ptr) \ 925 BFD_SEND (abfd, bfd_h_getx32, (ptr)) 926#define bfd_h_get_signed_32(abfd, ptr) \ 927 BFD_SEND (abfd, bfd_h_getx_signed_32, (ptr)) 928 929#define bfd_h_put_64(abfd, val, ptr) \ 930 BFD_SEND (abfd, bfd_h_putx64, (val, ptr)) 931#define bfd_h_put_signed_64 \ 932 bfd_h_put_64 933#define bfd_h_get_64(abfd, ptr) \ 934 BFD_SEND (abfd, bfd_h_getx64, (ptr)) 935#define bfd_h_get_signed_64(abfd, ptr) \ 936 BFD_SEND (abfd, bfd_h_getx_signed_64, (ptr)) 937 938/* Refinements on the above, which should eventually go away. Save 939 cluttering the source with (bfd_vma) and (bfd_byte *) casts. */ 940 941#define H_PUT_64(abfd, val, where) \ 942 bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) 943 944#define H_PUT_32(abfd, val, where) \ 945 bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) 946 947#define H_PUT_16(abfd, val, where) \ 948 bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) 949 950#define H_PUT_8 bfd_h_put_8 951 952#define H_PUT_S64(abfd, val, where) \ 953 bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) 954 955#define H_PUT_S32(abfd, val, where) \ 956 bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) 957 958#define H_PUT_S16(abfd, val, where) \ 959 bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) 960 961#define H_PUT_S8 bfd_h_put_signed_8 962 963#define H_GET_64(abfd, where) \ 964 bfd_h_get_64 ((abfd), (bfd_byte *) (where)) 965 966#define H_GET_32(abfd, where) \ 967 bfd_h_get_32 ((abfd), (bfd_byte *) (where)) 968 969#define H_GET_16(abfd, where) \ 970 bfd_h_get_16 ((abfd), (bfd_byte *) (where)) 971 972#define H_GET_8 bfd_h_get_8 973 974#define H_GET_S64(abfd, where) \ 975 bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where)) 976 977#define H_GET_S32(abfd, where) \ 978 bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where)) 979 980#define H_GET_S16(abfd, where) \ 981 bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where)) 982 983#define H_GET_S8 bfd_h_get_signed_8 984 985 986/* This structure is used for a comdat section, as in PE. A comdat 987 section is associated with a particular symbol. When the linker 988 sees a comdat section, it keeps only one of the sections with a 989 given name and associated with a given symbol. */ 990 991struct bfd_comdat_info 992{ 993 /* The name of the symbol associated with a comdat section. */ 994 const char *name; 995 996 /* The local symbol table index of the symbol associated with a 997 comdat section. This is only meaningful to the object file format 998 specific code; it is not an index into the list returned by 999 bfd_canonicalize_symtab. */ 1000 long symbol; 1001}; 1002 1003typedef struct sec 1004{ 1005 /* The name of the section; the name isn't a copy, the pointer is 1006 the same as that passed to bfd_make_section. */ 1007 const char *name; 1008 1009 /* A unique sequence number. */ 1010 int id; 1011 1012 /* Which section in the bfd; 0..n-1 as sections are created in a bfd. */ 1013 int index; 1014 1015 /* The next section in the list belonging to the BFD, or NULL. */ 1016 struct sec *next; 1017 1018 /* The field flags contains attributes of the section. Some 1019 flags are read in from the object file, and some are 1020 synthesized from other information. */ 1021 flagword flags; 1022 1023#define SEC_NO_FLAGS 0x000 1024 1025 /* Tells the OS to allocate space for this section when loading. 1026 This is clear for a section containing debug information only. */ 1027#define SEC_ALLOC 0x001 1028 1029 /* Tells the OS to load the section from the file when loading. 1030 This is clear for a .bss section. */ 1031#define SEC_LOAD 0x002 1032 1033 /* The section contains data still to be relocated, so there is 1034 some relocation information too. */ 1035#define SEC_RELOC 0x004 1036 1037 /* ELF reserves 4 processor specific bits and 8 operating system 1038 specific bits in sh_flags; at present we can get away with just 1039 one in communicating between the assembler and BFD, but this 1040 isn't a good long-term solution. */ 1041#define SEC_ARCH_BIT_0 0x008 1042 1043 /* A signal to the OS that the section contains read only data. */ 1044#define SEC_READONLY 0x010 1045 1046 /* The section contains code only. */ 1047#define SEC_CODE 0x020 1048 1049 /* The section contains data only. */ 1050#define SEC_DATA 0x040 1051 1052 /* The section will reside in ROM. */ 1053#define SEC_ROM 0x080 1054 1055 /* The section contains constructor information. This section 1056 type is used by the linker to create lists of constructors and 1057 destructors used by <<g++>>. When a back end sees a symbol 1058 which should be used in a constructor list, it creates a new 1059 section for the type of name (e.g., <<__CTOR_LIST__>>), attaches 1060 the symbol to it, and builds a relocation. To build the lists 1061 of constructors, all the linker has to do is catenate all the 1062 sections called <<__CTOR_LIST__>> and relocate the data 1063 contained within - exactly the operations it would peform on 1064 standard data. */ 1065#define SEC_CONSTRUCTOR 0x100 1066 1067 /* The section is a constructor, and should be placed at the 1068 end of the text, data, or bss section(?). */ 1069#define SEC_CONSTRUCTOR_TEXT 0x1100 1070#define SEC_CONSTRUCTOR_DATA 0x2100 1071#define SEC_CONSTRUCTOR_BSS 0x3100 1072 1073 /* The section has contents - a data section could be 1074 <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be 1075 <<SEC_HAS_CONTENTS>> */ 1076#define SEC_HAS_CONTENTS 0x200 1077 1078 /* An instruction to the linker to not output the section 1079 even if it has information which would normally be written. */ 1080#define SEC_NEVER_LOAD 0x400 1081 1082 /* The section is a COFF shared library section. This flag is 1083 only for the linker. If this type of section appears in 1084 the input file, the linker must copy it to the output file 1085 without changing the vma or size. FIXME: Although this 1086 was originally intended to be general, it really is COFF 1087 specific (and the flag was renamed to indicate this). It 1088 might be cleaner to have some more general mechanism to 1089 allow the back end to control what the linker does with 1090 sections. */ 1091#define SEC_COFF_SHARED_LIBRARY 0x800 1092 1093 /* The section has GOT references. This flag is only for the 1094 linker, and is currently only used by the elf32-hppa back end. 1095 It will be set if global offset table references were detected 1096 in this section, which indicate to the linker that the section 1097 contains PIC code, and must be handled specially when doing a 1098 static link. */ 1099#define SEC_HAS_GOT_REF 0x4000 1100 1101 /* The section contains common symbols (symbols may be defined 1102 multiple times, the value of a symbol is the amount of 1103 space it requires, and the largest symbol value is the one 1104 used). Most targets have exactly one of these (which we 1105 translate to bfd_com_section_ptr), but ECOFF has two. */ 1106#define SEC_IS_COMMON 0x8000 1107 1108 /* The section contains only debugging information. For 1109 example, this is set for ELF .debug and .stab sections. 1110 strip tests this flag to see if a section can be 1111 discarded. */ 1112#define SEC_DEBUGGING 0x10000 1113 1114 /* The contents of this section are held in memory pointed to 1115 by the contents field. This is checked by bfd_get_section_contents, 1116 and the data is retrieved from memory if appropriate. */ 1117#define SEC_IN_MEMORY 0x20000 1118 1119 /* The contents of this section are to be excluded by the 1120 linker for executable and shared objects unless those 1121 objects are to be further relocated. */ 1122#define SEC_EXCLUDE 0x40000 1123 1124 /* The contents of this section are to be sorted based on the sum of 1125 the symbol and addend values specified by the associated relocation 1126 entries. Entries without associated relocation entries will be 1127 appended to the end of the section in an unspecified order. */ 1128#define SEC_SORT_ENTRIES 0x80000 1129 1130 /* When linking, duplicate sections of the same name should be 1131 discarded, rather than being combined into a single section as 1132 is usually done. This is similar to how common symbols are 1133 handled. See SEC_LINK_DUPLICATES below. */ 1134#define SEC_LINK_ONCE 0x100000 1135 1136 /* If SEC_LINK_ONCE is set, this bitfield describes how the linker 1137 should handle duplicate sections. */ 1138#define SEC_LINK_DUPLICATES 0x600000 1139 1140 /* This value for SEC_LINK_DUPLICATES means that duplicate 1141 sections with the same name should simply be discarded. */ 1142#define SEC_LINK_DUPLICATES_DISCARD 0x0 1143 1144 /* This value for SEC_LINK_DUPLICATES means that the linker 1145 should warn if there are any duplicate sections, although 1146 it should still only link one copy. */ 1147#define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000 1148 1149 /* This value for SEC_LINK_DUPLICATES means that the linker 1150 should warn if any duplicate sections are a different size. */ 1151#define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000 1152 1153 /* This value for SEC_LINK_DUPLICATES means that the linker 1154 should warn if any duplicate sections contain different 1155 contents. */ 1156#define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000 1157 1158 /* This section was created by the linker as part of dynamic 1159 relocation or other arcane processing. It is skipped when 1160 going through the first-pass output, trusting that someone 1161 else up the line will take care of it later. */ 1162#define SEC_LINKER_CREATED 0x800000 1163 1164 /* This section should not be subject to garbage collection. */ 1165#define SEC_KEEP 0x1000000 1166 1167 /* This section contains "short" data, and should be placed 1168 "near" the GP. */ 1169#define SEC_SMALL_DATA 0x2000000 1170 1171 /* This section contains data which may be shared with other 1172 executables or shared objects. */ 1173#define SEC_SHARED 0x4000000 1174 1175 /* When a section with this flag is being linked, then if the size of 1176 the input section is less than a page, it should not cross a page 1177 boundary. If the size of the input section is one page or more, it 1178 should be aligned on a page boundary. */ 1179#define SEC_BLOCK 0x8000000 1180 1181 /* Conditionally link this section; do not link if there are no 1182 references found to any symbol in the section. */ 1183#define SEC_CLINK 0x10000000 1184 1185 /* Attempt to merge identical entities in the section. 1186 Entity size is given in the entsize field. */ 1187#define SEC_MERGE 0x20000000 1188 1189 /* If given with SEC_MERGE, entities to merge are zero terminated 1190 strings where entsize specifies character size instead of fixed 1191 size entries. */ 1192#define SEC_STRINGS 0x40000000 1193 1194 /* This section contains data about section groups. */ 1195#define SEC_GROUP 0x80000000 1196 1197 /* End of section flags. */ 1198 1199 /* Some internal packed boolean fields. */ 1200 1201 /* See the vma field. */ 1202 unsigned int user_set_vma : 1; 1203 1204 /* Whether relocations have been processed. */ 1205 unsigned int reloc_done : 1; 1206 1207 /* A mark flag used by some of the linker backends. */ 1208 unsigned int linker_mark : 1; 1209 1210 /* Another mark flag used by some of the linker backends. Set for 1211 output sections that have an input section. */ 1212 unsigned int linker_has_input : 1; 1213 1214 /* A mark flag used by some linker backends for garbage collection. */ 1215 unsigned int gc_mark : 1; 1216 1217 /* Used by the ELF code to mark sections which have been allocated 1218 to segments. */ 1219 unsigned int segment_mark : 1; 1220 1221 /* End of internal packed boolean fields. */ 1222 1223 /* The virtual memory address of the section - where it will be 1224 at run time. The symbols are relocated against this. The 1225 user_set_vma flag is maintained by bfd; if it's not set, the 1226 backend can assign addresses (for example, in <<a.out>>, where 1227 the default address for <<.data>> is dependent on the specific 1228 target and various flags). */ 1229 bfd_vma vma; 1230 1231 /* The load address of the section - where it would be in a 1232 rom image; really only used for writing section header 1233 information. */ 1234 bfd_vma lma; 1235 1236 /* The size of the section in octets, as it will be output. 1237 Contains a value even if the section has no contents (e.g., the 1238 size of <<.bss>>). This will be filled in after relocation. */ 1239 bfd_size_type _cooked_size; 1240 1241 /* The original size on disk of the section, in octets. Normally this 1242 value is the same as the size, but if some relaxing has 1243 been done, then this value will be bigger. */ 1244 bfd_size_type _raw_size; 1245 1246 /* If this section is going to be output, then this value is the 1247 offset in *bytes* into the output section of the first byte in the 1248 input section (byte ==> smallest addressable unit on the 1249 target). In most cases, if this was going to start at the 1250 100th octet (8-bit quantity) in the output section, this value 1251 would be 100. However, if the target byte size is 16 bits 1252 (bfd_octets_per_byte is "2"), this value would be 50. */ 1253 bfd_vma output_offset; 1254 1255 /* The output section through which to map on output. */ 1256 struct sec *output_section; 1257 1258 /* The alignment requirement of the section, as an exponent of 2 - 1259 e.g., 3 aligns to 2^3 (or 8). */ 1260 unsigned int alignment_power; 1261 1262 /* If an input section, a pointer to a vector of relocation 1263 records for the data in this section. */ 1264 struct reloc_cache_entry *relocation; 1265 1266 /* If an output section, a pointer to a vector of pointers to 1267 relocation records for the data in this section. */ 1268 struct reloc_cache_entry **orelocation; 1269 1270 /* The number of relocation records in one of the above. */ 1271 unsigned reloc_count; 1272 1273 /* Information below is back end specific - and not always used 1274 or updated. */ 1275 1276 /* File position of section data. */ 1277 file_ptr filepos; 1278 1279 /* File position of relocation info. */ 1280 file_ptr rel_filepos; 1281 1282 /* File position of line data. */ 1283 file_ptr line_filepos; 1284 1285 /* Pointer to data for applications. */ 1286 PTR userdata; 1287 1288 /* If the SEC_IN_MEMORY flag is set, this points to the actual 1289 contents. */ 1290 unsigned char *contents; 1291 1292 /* Attached line number information. */ 1293 alent *lineno; 1294 1295 /* Number of line number records. */ 1296 unsigned int lineno_count; 1297 1298 /* Entity size for merging purposes. */ 1299 unsigned int entsize; 1300 1301 /* Optional information about a COMDAT entry; NULL if not COMDAT. */ 1302 struct bfd_comdat_info *comdat; 1303 1304 /* When a section is being output, this value changes as more 1305 linenumbers are written out. */ 1306 file_ptr moving_line_filepos; 1307 1308 /* What the section number is in the target world. */ 1309 int target_index; 1310 1311 PTR used_by_bfd; 1312 1313 /* If this is a constructor section then here is a list of the 1314 relocations created to relocate items within it. */ 1315 struct relent_chain *constructor_chain; 1316 1317 /* The BFD which owns the section. */ 1318 bfd *owner; 1319 1320 /* A symbol which points at this section only. */ 1321 struct symbol_cache_entry *symbol; 1322 struct symbol_cache_entry **symbol_ptr_ptr; 1323 1324 struct bfd_link_order *link_order_head; 1325 struct bfd_link_order *link_order_tail; 1326} asection; 1327 1328/* These sections are global, and are managed by BFD. The application 1329 and target back end are not permitted to change the values in 1330 these sections. New code should use the section_ptr macros rather 1331 than referring directly to the const sections. The const sections 1332 may eventually vanish. */ 1333#define BFD_ABS_SECTION_NAME "*ABS*" 1334#define BFD_UND_SECTION_NAME "*UND*" 1335#define BFD_COM_SECTION_NAME "*COM*" 1336#define BFD_IND_SECTION_NAME "*IND*" 1337 1338/* The absolute section. */ 1339extern const asection bfd_abs_section; 1340#define bfd_abs_section_ptr ((asection *) &bfd_abs_section) 1341#define bfd_is_abs_section(sec) ((sec) == bfd_abs_section_ptr) 1342/* Pointer to the undefined section. */ 1343extern const asection bfd_und_section; 1344#define bfd_und_section_ptr ((asection *) &bfd_und_section) 1345#define bfd_is_und_section(sec) ((sec) == bfd_und_section_ptr) 1346/* Pointer to the common section. */ 1347extern const asection bfd_com_section; 1348#define bfd_com_section_ptr ((asection *) &bfd_com_section) 1349/* Pointer to the indirect section. */ 1350extern const asection bfd_ind_section; 1351#define bfd_ind_section_ptr ((asection *) &bfd_ind_section) 1352#define bfd_is_ind_section(sec) ((sec) == bfd_ind_section_ptr) 1353 1354#define bfd_is_const_section(SEC) \ 1355 ( ((SEC) == bfd_abs_section_ptr) \ 1356 || ((SEC) == bfd_und_section_ptr) \ 1357 || ((SEC) == bfd_com_section_ptr) \ 1358 || ((SEC) == bfd_ind_section_ptr)) 1359 1360extern const struct symbol_cache_entry * const bfd_abs_symbol; 1361extern const struct symbol_cache_entry * const bfd_com_symbol; 1362extern const struct symbol_cache_entry * const bfd_und_symbol; 1363extern const struct symbol_cache_entry * const bfd_ind_symbol; 1364#define bfd_get_section_size_before_reloc(section) \ 1365 ((section)->reloc_done ? (abort (), (bfd_size_type) 1) \ 1366 : (section)->_raw_size) 1367#define bfd_get_section_size_after_reloc(section) \ 1368 ((section)->reloc_done ? (section)->_cooked_size \ 1369 : (abort (), (bfd_size_type) 1)) 1370 1371/* Macros to handle insertion and deletion of a bfd's sections. These 1372 only handle the list pointers, ie. do not adjust section_count, 1373 target_index etc. */ 1374#define bfd_section_list_remove(ABFD, PS) \ 1375 do \ 1376 { \ 1377 asection **_ps = PS; \ 1378 asection *_s = *_ps; \ 1379 *_ps = _s->next; \ 1380 if (_s->next == NULL) \ 1381 (ABFD)->section_tail = _ps; \ 1382 } \ 1383 while (0) 1384#define bfd_section_list_insert(ABFD, PS, S) \ 1385 do \ 1386 { \ 1387 asection **_ps = PS; \ 1388 asection *_s = S; \ 1389 _s->next = *_ps; \ 1390 *_ps = _s; \ 1391 if (_s->next == NULL) \ 1392 (ABFD)->section_tail = &_s->next; \ 1393 } \ 1394 while (0) 1395 1396void 1397bfd_section_list_clear PARAMS ((bfd *)); 1398 1399asection * 1400bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name)); 1401 1402char * 1403bfd_get_unique_section_name PARAMS ((bfd *abfd, 1404 const char *templat, 1405 int *count)); 1406 1407asection * 1408bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name)); 1409 1410asection * 1411bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name)); 1412 1413asection * 1414bfd_make_section PARAMS ((bfd *, const char *name)); 1415 1416boolean 1417bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags)); 1418 1419void 1420bfd_map_over_sections PARAMS ((bfd *abfd, 1421 void (*func) (bfd *abfd, 1422 asection *sect, 1423 PTR obj), 1424 PTR obj)); 1425 1426boolean 1427bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val)); 1428 1429boolean 1430bfd_set_section_contents PARAMS ((bfd *abfd, asection *section, 1431 PTR data, file_ptr offset, 1432 bfd_size_type count)); 1433 1434boolean 1435bfd_get_section_contents PARAMS ((bfd *abfd, asection *section, 1436 PTR location, file_ptr offset, 1437 bfd_size_type count)); 1438 1439boolean 1440bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec, 1441 bfd *obfd, asection *osec)); 1442 1443#define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \ 1444 BFD_SEND (obfd, _bfd_copy_private_section_data, \ 1445 (ibfd, isection, obfd, osection)) 1446void 1447_bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section)); 1448 1449enum bfd_architecture 1450{ 1451 bfd_arch_unknown, /* File arch not known. */ 1452 bfd_arch_obscure, /* Arch known, not one of these. */ 1453 bfd_arch_m68k, /* Motorola 68xxx */ 1454#define bfd_mach_m68000 1 1455#define bfd_mach_m68008 2 1456#define bfd_mach_m68010 3 1457#define bfd_mach_m68020 4 1458#define bfd_mach_m68030 5 1459#define bfd_mach_m68040 6 1460#define bfd_mach_m68060 7 1461#define bfd_mach_cpu32 8 1462#define bfd_mach_mcf5200 9 1463#define bfd_mach_mcf5206e 10 1464#define bfd_mach_mcf5307 11 1465#define bfd_mach_mcf5407 12 1466 bfd_arch_vax, /* DEC Vax */ 1467 bfd_arch_i960, /* Intel 960 */ 1468 /* The order of the following is important. 1469 lower number indicates a machine type that 1470 only accepts a subset of the instructions 1471 available to machines with higher numbers. 1472 The exception is the "ca", which is 1473 incompatible with all other machines except 1474 "core". */ 1475 1476#define bfd_mach_i960_core 1 1477#define bfd_mach_i960_ka_sa 2 1478#define bfd_mach_i960_kb_sb 3 1479#define bfd_mach_i960_mc 4 1480#define bfd_mach_i960_xa 5 1481#define bfd_mach_i960_ca 6 1482#define bfd_mach_i960_jx 7 1483#define bfd_mach_i960_hx 8 1484 1485 bfd_arch_or32, /* OpenRISC 32 */ 1486 1487 bfd_arch_a29k, /* AMD 29000 */ 1488 bfd_arch_sparc, /* SPARC */ 1489#define bfd_mach_sparc 1 1490/* The difference between v8plus and v9 is that v9 is a true 64 bit env. */ 1491#define bfd_mach_sparc_sparclet 2 1492#define bfd_mach_sparc_sparclite 3 1493#define bfd_mach_sparc_v8plus 4 1494#define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */ 1495#define bfd_mach_sparc_sparclite_le 6 1496#define bfd_mach_sparc_v9 7 1497#define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */ 1498#define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */ 1499#define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */ 1500/* Nonzero if MACH has the v9 instruction set. */ 1501#define bfd_mach_sparc_v9_p(mach) \ 1502 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \ 1503 && (mach) != bfd_mach_sparc_sparclite_le) 1504 bfd_arch_mips, /* MIPS Rxxxx */ 1505#define bfd_mach_mips3000 3000 1506#define bfd_mach_mips3900 3900 1507#define bfd_mach_mips4000 4000 1508#define bfd_mach_mips4010 4010 1509#define bfd_mach_mips4100 4100 1510#define bfd_mach_mips4111 4111 1511#define bfd_mach_mips4300 4300 1512#define bfd_mach_mips4400 4400 1513#define bfd_mach_mips4600 4600 1514#define bfd_mach_mips4650 4650 1515#define bfd_mach_mips5000 5000 1516#define bfd_mach_mips6000 6000 1517#define bfd_mach_mips8000 8000 1518#define bfd_mach_mips10000 10000 1519#define bfd_mach_mips12000 12000 1520#define bfd_mach_mips16 16 1521#define bfd_mach_mips5 5 1522#define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */ 1523#define bfd_mach_mipsisa32 32 1524#define bfd_mach_mipsisa64 64 1525 bfd_arch_i386, /* Intel 386 */ 1526#define bfd_mach_i386_i386 0 1527#define bfd_mach_i386_i8086 1 1528#define bfd_mach_i386_i386_intel_syntax 2 1529#define bfd_mach_x86_64 3 1530#define bfd_mach_x86_64_intel_syntax 4 1531 bfd_arch_we32k, /* AT&T WE32xxx */ 1532 bfd_arch_tahoe, /* CCI/Harris Tahoe */ 1533 bfd_arch_i860, /* Intel 860 */ 1534 bfd_arch_i370, /* IBM 360/370 Mainframes */ 1535 bfd_arch_romp, /* IBM ROMP PC/RT */ 1536 bfd_arch_alliant, /* Alliant */ 1537 bfd_arch_convex, /* Convex */ 1538 bfd_arch_m88k, /* Motorola 88xxx */ 1539 bfd_arch_pyramid, /* Pyramid Technology */ 1540 bfd_arch_h8300, /* Hitachi H8/300 */ 1541#define bfd_mach_h8300 1 1542#define bfd_mach_h8300h 2 1543#define bfd_mach_h8300s 3 1544 bfd_arch_pdp11, /* DEC PDP-11 */ 1545 bfd_arch_powerpc, /* PowerPC */ 1546#define bfd_mach_ppc 0 1547#define bfd_mach_ppc64 1 1548#define bfd_mach_ppc_403 403 1549#define bfd_mach_ppc_403gc 4030 1550#define bfd_mach_ppc_505 505 1551#define bfd_mach_ppc_601 601 1552#define bfd_mach_ppc_602 602 1553#define bfd_mach_ppc_603 603 1554#define bfd_mach_ppc_ec603e 6031 1555#define bfd_mach_ppc_604 604 1556#define bfd_mach_ppc_620 620 1557#define bfd_mach_ppc_630 630 1558#define bfd_mach_ppc_750 750 1559#define bfd_mach_ppc_860 860 1560#define bfd_mach_ppc_a35 35 1561#define bfd_mach_ppc_rs64ii 642 1562#define bfd_mach_ppc_rs64iii 643 1563#define bfd_mach_ppc_7400 7400 1564 bfd_arch_rs6000, /* IBM RS/6000 */ 1565#define bfd_mach_rs6k 0 1566#define bfd_mach_rs6k_rs1 6001 1567#define bfd_mach_rs6k_rsc 6003 1568#define bfd_mach_rs6k_rs2 6002 1569 bfd_arch_hppa, /* HP PA RISC */ 1570 bfd_arch_d10v, /* Mitsubishi D10V */ 1571#define bfd_mach_d10v 0 1572#define bfd_mach_d10v_ts2 2 1573#define bfd_mach_d10v_ts3 3 1574 bfd_arch_d30v, /* Mitsubishi D30V */ 1575 bfd_arch_m68hc11, /* Motorola 68HC11 */ 1576 bfd_arch_m68hc12, /* Motorola 68HC12 */ 1577 bfd_arch_z8k, /* Zilog Z8000 */ 1578#define bfd_mach_z8001 1 1579#define bfd_mach_z8002 2 1580 bfd_arch_h8500, /* Hitachi H8/500 */ 1581 bfd_arch_sh, /* Hitachi SH */ 1582#define bfd_mach_sh 0 1583#define bfd_mach_sh2 0x20 1584#define bfd_mach_sh_dsp 0x2d 1585#define bfd_mach_sh3 0x30 1586#define bfd_mach_sh3_dsp 0x3d 1587#define bfd_mach_sh3e 0x3e 1588#define bfd_mach_sh4 0x40 1589#define bfd_mach_sh5 0x50 1590 bfd_arch_alpha, /* Dec Alpha */ 1591#define bfd_mach_alpha_ev4 0x10 1592#define bfd_mach_alpha_ev5 0x20 1593#define bfd_mach_alpha_ev6 0x30 1594 bfd_arch_arm, /* Advanced Risc Machines ARM. */ 1595#define bfd_mach_arm_2 1 1596#define bfd_mach_arm_2a 2 1597#define bfd_mach_arm_3 3 1598#define bfd_mach_arm_3M 4 1599#define bfd_mach_arm_4 5 1600#define bfd_mach_arm_4T 6 1601#define bfd_mach_arm_5 7 1602#define bfd_mach_arm_5T 8 1603#define bfd_mach_arm_5TE 9 1604#define bfd_mach_arm_XScale 10 1605 bfd_arch_ns32k, /* National Semiconductors ns32000 */ 1606 bfd_arch_w65, /* WDC 65816 */ 1607 bfd_arch_tic30, /* Texas Instruments TMS320C30 */ 1608 bfd_arch_tic54x, /* Texas Instruments TMS320C54X */ 1609 bfd_arch_tic80, /* TI TMS320c80 (MVP) */ 1610 bfd_arch_v850, /* NEC V850 */ 1611#define bfd_mach_v850 0 1612#define bfd_mach_v850e 'E' 1613#define bfd_mach_v850ea 'A' 1614 bfd_arch_arc, /* ARC Cores */ 1615#define bfd_mach_arc_5 0 1616#define bfd_mach_arc_6 1 1617#define bfd_mach_arc_7 2 1618#define bfd_mach_arc_8 3 1619 bfd_arch_m32r, /* Mitsubishi M32R/D */ 1620#define bfd_mach_m32r 0 /* For backwards compatibility. */ 1621#define bfd_mach_m32rx 'x' 1622 bfd_arch_mn10200, /* Matsushita MN10200 */ 1623 bfd_arch_mn10300, /* Matsushita MN10300 */ 1624#define bfd_mach_mn10300 300 1625#define bfd_mach_am33 330 1626 bfd_arch_fr30, 1627#define bfd_mach_fr30 0x46523330 1628 bfd_arch_mcore, 1629 bfd_arch_ia64, /* HP/Intel ia64 */ 1630#define bfd_mach_ia64_elf64 0 1631#define bfd_mach_ia64_elf32 1 1632 bfd_arch_pj, 1633 bfd_arch_avr, /* Atmel AVR microcontrollers. */ 1634#define bfd_mach_avr1 1 1635#define bfd_mach_avr2 2 1636#define bfd_mach_avr3 3 1637#define bfd_mach_avr4 4 1638#define bfd_mach_avr5 5 1639 bfd_arch_cris, /* Axis CRIS */ 1640 bfd_arch_s390, /* IBM s390 */ 1641#define bfd_mach_s390_31 0 1642#define bfd_mach_s390_64 1 1643 bfd_arch_openrisc, /* OpenRISC */ 1644 bfd_arch_mmix, /* Donald Knuth's educational processor. */ 1645 bfd_arch_xstormy16, 1646#define bfd_mach_xstormy16 0 1647 bfd_arch_last 1648 }; 1649 1650typedef struct bfd_arch_info 1651{ 1652 int bits_per_word; 1653 int bits_per_address; 1654 int bits_per_byte; 1655 enum bfd_architecture arch; 1656 unsigned long mach; 1657 const char *arch_name; 1658 const char *printable_name; 1659 unsigned int section_align_power; 1660 /* True if this is the default machine for the architecture. 1661 The default arch should be the first entry for an arch so that 1662 all the entries for that arch can be accessed via <<next>>. */ 1663 boolean the_default; 1664 const struct bfd_arch_info * (*compatible) 1665 PARAMS ((const struct bfd_arch_info *a, 1666 const struct bfd_arch_info *b)); 1667 1668 boolean (*scan) PARAMS ((const struct bfd_arch_info *, const char *)); 1669 1670 const struct bfd_arch_info *next; 1671} 1672bfd_arch_info_type; 1673 1674const char * 1675bfd_printable_name PARAMS ((bfd *abfd)); 1676 1677const bfd_arch_info_type * 1678bfd_scan_arch PARAMS ((const char *string)); 1679 1680const char ** 1681bfd_arch_list PARAMS ((void)); 1682 1683const bfd_arch_info_type * 1684bfd_arch_get_compatible PARAMS (( 1685 const bfd *abfd, 1686 const bfd *bbfd)); 1687 1688void 1689bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg)); 1690 1691enum bfd_architecture 1692bfd_get_arch PARAMS ((bfd *abfd)); 1693 1694unsigned long 1695bfd_get_mach PARAMS ((bfd *abfd)); 1696 1697unsigned int 1698bfd_arch_bits_per_byte PARAMS ((bfd *abfd)); 1699 1700unsigned int 1701bfd_arch_bits_per_address PARAMS ((bfd *abfd)); 1702 1703const bfd_arch_info_type * 1704bfd_get_arch_info PARAMS ((bfd *abfd)); 1705 1706const bfd_arch_info_type * 1707bfd_lookup_arch PARAMS ((enum bfd_architecture 1708 arch, 1709 unsigned long machine)); 1710 1711const char * 1712bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine)); 1713 1714unsigned int 1715bfd_octets_per_byte PARAMS ((bfd *abfd)); 1716 1717unsigned int 1718bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch, 1719 unsigned long machine)); 1720 1721typedef enum bfd_reloc_status 1722{ 1723 /* No errors detected. */ 1724 bfd_reloc_ok, 1725 1726 /* The relocation was performed, but there was an overflow. */ 1727 bfd_reloc_overflow, 1728 1729 /* The address to relocate was not within the section supplied. */ 1730 bfd_reloc_outofrange, 1731 1732 /* Used by special functions. */ 1733 bfd_reloc_continue, 1734 1735 /* Unsupported relocation size requested. */ 1736 bfd_reloc_notsupported, 1737 1738 /* Unused. */ 1739 bfd_reloc_other, 1740 1741 /* The symbol to relocate against was undefined. */ 1742 bfd_reloc_undefined, 1743 1744 /* The relocation was performed, but may not be ok - presently 1745 generated only when linking i960 coff files with i960 b.out 1746 symbols. If this type is returned, the error_message argument 1747 to bfd_perform_relocation will be set. */ 1748 bfd_reloc_dangerous 1749 } 1750 bfd_reloc_status_type; 1751 1752 1753typedef struct reloc_cache_entry 1754{ 1755 /* A pointer into the canonical table of pointers. */ 1756 struct symbol_cache_entry **sym_ptr_ptr; 1757 1758 /* offset in section. */ 1759 bfd_size_type address; 1760 1761 /* addend for relocation value. */ 1762 bfd_vma addend; 1763 1764 /* Pointer to how to perform the required relocation. */ 1765 reloc_howto_type *howto; 1766 1767} 1768arelent; 1769 1770enum complain_overflow 1771{ 1772 /* Do not complain on overflow. */ 1773 complain_overflow_dont, 1774 1775 /* Complain if the bitfield overflows, whether it is considered 1776 as signed or unsigned. */ 1777 complain_overflow_bitfield, 1778 1779 /* Complain if the value overflows when considered as signed 1780 number. */ 1781 complain_overflow_signed, 1782 1783 /* Complain if the value overflows when considered as an 1784 unsigned number. */ 1785 complain_overflow_unsigned 1786}; 1787 1788struct reloc_howto_struct 1789{ 1790 /* The type field has mainly a documentary use - the back end can 1791 do what it wants with it, though normally the back end's 1792 external idea of what a reloc number is stored 1793 in this field. For example, a PC relative word relocation 1794 in a coff environment has the type 023 - because that's 1795 what the outside world calls a R_PCRWORD reloc. */ 1796 unsigned int type; 1797 1798 /* The value the final relocation is shifted right by. This drops 1799 unwanted data from the relocation. */ 1800 unsigned int rightshift; 1801 1802 /* The size of the item to be relocated. This is *not* a 1803 power-of-two measure. To get the number of bytes operated 1804 on by a type of relocation, use bfd_get_reloc_size. */ 1805 int size; 1806 1807 /* The number of bits in the item to be relocated. This is used 1808 when doing overflow checking. */ 1809 unsigned int bitsize; 1810 1811 /* Notes that the relocation is relative to the location in the 1812 data section of the addend. The relocation function will 1813 subtract from the relocation value the address of the location 1814 being relocated. */ 1815 boolean pc_relative; 1816 1817 /* The bit position of the reloc value in the destination. 1818 The relocated value is left shifted by this amount. */ 1819 unsigned int bitpos; 1820 1821 /* What type of overflow error should be checked for when 1822 relocating. */ 1823 enum complain_overflow complain_on_overflow; 1824 1825 /* If this field is non null, then the supplied function is 1826 called rather than the normal function. This allows really 1827 strange relocation methods to be accomodated (e.g., i960 callj 1828 instructions). */ 1829 bfd_reloc_status_type (*special_function) 1830 PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *, 1831 bfd *, char **)); 1832 1833 /* The textual name of the relocation type. */ 1834 char *name; 1835 1836 /* Some formats record a relocation addend in the section contents 1837 rather than with the relocation. For ELF formats this is the 1838 distinction between USE_REL and USE_RELA (though the code checks 1839 for USE_REL == 1/0). The value of this field is TRUE if the 1840 addend is recorded with the section contents; when performing a 1841 partial link (ld -r) the section contents (the data) will be 1842 modified. The value of this field is FALSE if addends are 1843 recorded with the relocation (in arelent.addend); when performing 1844 a partial link the relocation will be modified. 1845 All relocations for all ELF USE_RELA targets should set this field 1846 to FALSE (values of TRUE should be looked on with suspicion). 1847 However, the converse is not true: not all relocations of all ELF 1848 USE_REL targets set this field to TRUE. Why this is so is peculiar 1849 to each particular target. For relocs that aren't used in partial 1850 links (e.g. GOT stuff) it doesn't matter what this is set to. */ 1851 boolean partial_inplace; 1852 1853 /* The src_mask selects which parts of the read in data 1854 are to be used in the relocation sum. E.g., if this was an 8 bit 1855 byte of data which we read and relocated, this would be 1856 0x000000ff. When we have relocs which have an addend, such as 1857 sun4 extended relocs, the value in the offset part of a 1858 relocating field is garbage so we never use it. In this case 1859 the mask would be 0x00000000. */ 1860 bfd_vma src_mask; 1861 1862 /* The dst_mask selects which parts of the instruction are replaced 1863 into the instruction. In most cases src_mask == dst_mask, 1864 except in the above special case, where dst_mask would be 1865 0x000000ff, and src_mask would be 0x00000000. */ 1866 bfd_vma dst_mask; 1867 1868 /* When some formats create PC relative instructions, they leave 1869 the value of the pc of the place being relocated in the offset 1870 slot of the instruction, so that a PC relative relocation can 1871 be made just by adding in an ordinary offset (e.g., sun3 a.out). 1872 Some formats leave the displacement part of an instruction 1873 empty (e.g., m88k bcs); this flag signals the fact. */ 1874 boolean pcrel_offset; 1875}; 1876 1877#define HOWTO(C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \ 1878 { (unsigned) C, R, S, B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC } 1879#define NEWHOWTO(FUNCTION, NAME, SIZE, REL, IN) \ 1880 HOWTO (0, 0, SIZE, 0, REL, 0, complain_overflow_dont, FUNCTION, \ 1881 NAME, false, 0, 0, IN) 1882 1883#define EMPTY_HOWTO(C) \ 1884 HOWTO ((C), 0, 0, 0, false, 0, complain_overflow_dont, NULL, \ 1885 NULL, false, 0, 0, false) 1886 1887#define HOWTO_PREPARE(relocation, symbol) \ 1888 { \ 1889 if (symbol != (asymbol *) NULL) \ 1890 { \ 1891 if (bfd_is_com_section (symbol->section)) \ 1892 { \ 1893 relocation = 0; \ 1894 } \ 1895 else \ 1896 { \ 1897 relocation = symbol->value; \ 1898 } \ 1899 } \ 1900 } 1901 1902unsigned int 1903bfd_get_reloc_size PARAMS ((reloc_howto_type *)); 1904 1905typedef struct relent_chain 1906{ 1907 arelent relent; 1908 struct relent_chain *next; 1909} 1910arelent_chain; 1911 1912bfd_reloc_status_type 1913bfd_check_overflow PARAMS ((enum complain_overflow how, 1914 unsigned int bitsize, 1915 unsigned int rightshift, 1916 unsigned int addrsize, 1917 bfd_vma relocation)); 1918 1919bfd_reloc_status_type 1920bfd_perform_relocation PARAMS ((bfd *abfd, 1921 arelent *reloc_entry, 1922 PTR data, 1923 asection *input_section, 1924 bfd *output_bfd, 1925 char **error_message)); 1926 1927bfd_reloc_status_type 1928bfd_install_relocation PARAMS ((bfd *abfd, 1929 arelent *reloc_entry, 1930 PTR data, bfd_vma data_start, 1931 asection *input_section, 1932 char **error_message)); 1933 1934enum bfd_reloc_code_real { 1935 _dummy_first_bfd_reloc_code_real, 1936 1937 1938/* Basic absolute relocations of N bits. */ 1939 BFD_RELOC_64, 1940 BFD_RELOC_32, 1941 BFD_RELOC_26, 1942 BFD_RELOC_24, 1943 BFD_RELOC_16, 1944 BFD_RELOC_14, 1945 BFD_RELOC_8, 1946 1947/* PC-relative relocations. Sometimes these are relative to the address 1948of the relocation itself; sometimes they are relative to the start of 1949the section containing the relocation. It depends on the specific target. 1950 1951The 24-bit relocation is used in some Intel 960 configurations. */ 1952 BFD_RELOC_64_PCREL, 1953 BFD_RELOC_32_PCREL, 1954 BFD_RELOC_24_PCREL, 1955 BFD_RELOC_16_PCREL, 1956 BFD_RELOC_12_PCREL, 1957 BFD_RELOC_8_PCREL, 1958 1959/* For ELF. */ 1960 BFD_RELOC_32_GOT_PCREL, 1961 BFD_RELOC_16_GOT_PCREL, 1962 BFD_RELOC_8_GOT_PCREL, 1963 BFD_RELOC_32_GOTOFF, 1964 BFD_RELOC_16_GOTOFF, 1965 BFD_RELOC_LO16_GOTOFF, 1966 BFD_RELOC_HI16_GOTOFF, 1967 BFD_RELOC_HI16_S_GOTOFF, 1968 BFD_RELOC_8_GOTOFF, 1969 BFD_RELOC_64_PLT_PCREL, 1970 BFD_RELOC_32_PLT_PCREL, 1971 BFD_RELOC_24_PLT_PCREL, 1972 BFD_RELOC_16_PLT_PCREL, 1973 BFD_RELOC_8_PLT_PCREL, 1974 BFD_RELOC_64_PLTOFF, 1975 BFD_RELOC_32_PLTOFF, 1976 BFD_RELOC_16_PLTOFF, 1977 BFD_RELOC_LO16_PLTOFF, 1978 BFD_RELOC_HI16_PLTOFF, 1979 BFD_RELOC_HI16_S_PLTOFF, 1980 BFD_RELOC_8_PLTOFF, 1981 1982/* Relocations used by 68K ELF. */ 1983 BFD_RELOC_68K_GLOB_DAT, 1984 BFD_RELOC_68K_JMP_SLOT, 1985 BFD_RELOC_68K_RELATIVE, 1986 1987/* Linkage-table relative. */ 1988 BFD_RELOC_32_BASEREL, 1989 BFD_RELOC_16_BASEREL, 1990 BFD_RELOC_LO16_BASEREL, 1991 BFD_RELOC_HI16_BASEREL, 1992 BFD_RELOC_HI16_S_BASEREL, 1993 BFD_RELOC_8_BASEREL, 1994 BFD_RELOC_RVA, 1995 1996/* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */ 1997 BFD_RELOC_8_FFnn, 1998 1999/* These PC-relative relocations are stored as word displacements -- 2000i.e., byte displacements shifted right two bits. The 30-bit word 2001displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the 2002SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The 2003signed 16-bit displacement is used on the MIPS, and the 23-bit 2004displacement is used on the Alpha. */ 2005 BFD_RELOC_32_PCREL_S2, 2006 BFD_RELOC_16_PCREL_S2, 2007 BFD_RELOC_23_PCREL_S2, 2008 2009/* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of 2010the target word. These are used on the SPARC. */ 2011 BFD_RELOC_HI22, 2012 BFD_RELOC_LO10, 2013 2014/* For systems that allocate a Global Pointer register, these are 2015displacements off that register. These relocation types are 2016handled specially, because the value the register will have is 2017decided relatively late. */ 2018 BFD_RELOC_GPREL16, 2019 BFD_RELOC_GPREL32, 2020 2021/* Reloc types used for i960/b.out. */ 2022 BFD_RELOC_I960_CALLJ, 2023 2024/* SPARC ELF relocations. There is probably some overlap with other 2025relocation types already defined. */ 2026 BFD_RELOC_NONE, 2027 BFD_RELOC_SPARC_WDISP22, 2028 BFD_RELOC_SPARC22, 2029 BFD_RELOC_SPARC13, 2030 BFD_RELOC_SPARC_GOT10, 2031 BFD_RELOC_SPARC_GOT13, 2032 BFD_RELOC_SPARC_GOT22, 2033 BFD_RELOC_SPARC_PC10, 2034 BFD_RELOC_SPARC_PC22, 2035 BFD_RELOC_SPARC_WPLT30, 2036 BFD_RELOC_SPARC_COPY, 2037 BFD_RELOC_SPARC_GLOB_DAT, 2038 BFD_RELOC_SPARC_JMP_SLOT, 2039 BFD_RELOC_SPARC_RELATIVE, 2040 BFD_RELOC_SPARC_UA16, 2041 BFD_RELOC_SPARC_UA32, 2042 BFD_RELOC_SPARC_UA64, 2043 2044/* I think these are specific to SPARC a.out (e.g., Sun 4). */ 2045 BFD_RELOC_SPARC_BASE13, 2046 BFD_RELOC_SPARC_BASE22, 2047 2048/* SPARC64 relocations */ 2049#define BFD_RELOC_SPARC_64 BFD_RELOC_64 2050 BFD_RELOC_SPARC_10, 2051 BFD_RELOC_SPARC_11, 2052 BFD_RELOC_SPARC_OLO10, 2053 BFD_RELOC_SPARC_HH22, 2054 BFD_RELOC_SPARC_HM10, 2055 BFD_RELOC_SPARC_LM22, 2056 BFD_RELOC_SPARC_PC_HH22, 2057 BFD_RELOC_SPARC_PC_HM10, 2058 BFD_RELOC_SPARC_PC_LM22, 2059 BFD_RELOC_SPARC_WDISP16, 2060 BFD_RELOC_SPARC_WDISP19, 2061 BFD_RELOC_SPARC_7, 2062 BFD_RELOC_SPARC_6, 2063 BFD_RELOC_SPARC_5, 2064#define BFD_RELOC_SPARC_DISP64 BFD_RELOC_64_PCREL 2065 BFD_RELOC_SPARC_PLT32, 2066 BFD_RELOC_SPARC_PLT64, 2067 BFD_RELOC_SPARC_HIX22, 2068 BFD_RELOC_SPARC_LOX10, 2069 BFD_RELOC_SPARC_H44, 2070 BFD_RELOC_SPARC_M44, 2071 BFD_RELOC_SPARC_L44, 2072 BFD_RELOC_SPARC_REGISTER, 2073 2074/* SPARC little endian relocation */ 2075 BFD_RELOC_SPARC_REV32, 2076 2077/* Alpha ECOFF and ELF relocations. Some of these treat the symbol or 2078"addend" in some special way. 2079For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when 2080writing; when reading, it will be the absolute section symbol. The 2081addend is the displacement in bytes of the "lda" instruction from 2082the "ldah" instruction (which is at the address of this reloc). */ 2083 BFD_RELOC_ALPHA_GPDISP_HI16, 2084 2085/* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as 2086with GPDISP_HI16 relocs. The addend is ignored when writing the 2087relocations out, and is filled in with the file's GP value on 2088reading, for convenience. */ 2089 BFD_RELOC_ALPHA_GPDISP_LO16, 2090 2091/* The ELF GPDISP relocation is exactly the same as the GPDISP_HI16 2092relocation except that there is no accompanying GPDISP_LO16 2093relocation. */ 2094 BFD_RELOC_ALPHA_GPDISP, 2095 2096/* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference; 2097the assembler turns it into a LDQ instruction to load the address of 2098the symbol, and then fills in a register in the real instruction. 2099 2100The LITERAL reloc, at the LDQ instruction, refers to the .lita 2101section symbol. The addend is ignored when writing, but is filled 2102in with the file's GP value on reading, for convenience, as with the 2103GPDISP_LO16 reloc. 2104 2105The ELF_LITERAL reloc is somewhere between 16_GOTOFF and GPDISP_LO16. 2106It should refer to the symbol to be referenced, as with 16_GOTOFF, 2107but it generates output not based on the position within the .got 2108section, but relative to the GP value chosen for the file during the 2109final link stage. 2110 2111The LITUSE reloc, on the instruction using the loaded address, gives 2112information to the linker that it might be able to use to optimize 2113away some literal section references. The symbol is ignored (read 2114as the absolute section symbol), and the "addend" indicates the type 2115of instruction using the register: 21161 - "memory" fmt insn 21172 - byte-manipulation (byte offset reg) 21183 - jsr (target of branch) */ 2119 BFD_RELOC_ALPHA_LITERAL, 2120 BFD_RELOC_ALPHA_ELF_LITERAL, 2121 BFD_RELOC_ALPHA_LITUSE, 2122 2123/* The HINT relocation indicates a value that should be filled into the 2124"hint" field of a jmp/jsr/ret instruction, for possible branch- 2125prediction logic which may be provided on some processors. */ 2126 BFD_RELOC_ALPHA_HINT, 2127 2128/* The LINKAGE relocation outputs a linkage pair in the object file, 2129which is filled by the linker. */ 2130 BFD_RELOC_ALPHA_LINKAGE, 2131 2132/* The CODEADDR relocation outputs a STO_CA in the object file, 2133which is filled by the linker. */ 2134 BFD_RELOC_ALPHA_CODEADDR, 2135 2136/* The GPREL_HI/LO relocations together form a 32-bit offset from the 2137GP register. */ 2138 BFD_RELOC_ALPHA_GPREL_HI16, 2139 BFD_RELOC_ALPHA_GPREL_LO16, 2140 2141/* Like BFD_RELOC_23_PCREL_S2, except that the source and target must 2142share a common GP, and the target address is adjusted for 2143STO_ALPHA_STD_GPLOAD. */ 2144 BFD_RELOC_ALPHA_BRSGP, 2145 2146/* Bits 27..2 of the relocation address shifted right 2 bits; 2147simple reloc otherwise. */ 2148 BFD_RELOC_MIPS_JMP, 2149 2150/* The MIPS16 jump instruction. */ 2151 BFD_RELOC_MIPS16_JMP, 2152 2153/* MIPS16 GP relative reloc. */ 2154 BFD_RELOC_MIPS16_GPREL, 2155 2156/* High 16 bits of 32-bit value; simple reloc. */ 2157 BFD_RELOC_HI16, 2158 2159/* High 16 bits of 32-bit value but the low 16 bits will be sign 2160extended and added to form the final result. If the low 16 2161bits form a negative number, we need to add one to the high value 2162to compensate for the borrow when the low bits are added. */ 2163 BFD_RELOC_HI16_S, 2164 2165/* Low 16 bits. */ 2166 BFD_RELOC_LO16, 2167 2168/* Like BFD_RELOC_HI16_S, but PC relative. */ 2169 BFD_RELOC_PCREL_HI16_S, 2170 2171/* Like BFD_RELOC_LO16, but PC relative. */ 2172 BFD_RELOC_PCREL_LO16, 2173 2174/* Relocation against a MIPS literal section. */ 2175 BFD_RELOC_MIPS_LITERAL, 2176 2177/* MIPS ELF relocations. */ 2178 BFD_RELOC_MIPS_GOT16, 2179 BFD_RELOC_MIPS_CALL16, 2180 BFD_RELOC_MIPS_GOT_HI16, 2181 BFD_RELOC_MIPS_GOT_LO16, 2182 BFD_RELOC_MIPS_CALL_HI16, 2183 BFD_RELOC_MIPS_CALL_LO16, 2184 BFD_RELOC_MIPS_SUB, 2185 BFD_RELOC_MIPS_GOT_PAGE, 2186 BFD_RELOC_MIPS_GOT_OFST, 2187 BFD_RELOC_MIPS_GOT_DISP, 2188 BFD_RELOC_MIPS_SHIFT5, 2189 BFD_RELOC_MIPS_SHIFT6, 2190 BFD_RELOC_MIPS_INSERT_A, 2191 BFD_RELOC_MIPS_INSERT_B, 2192 BFD_RELOC_MIPS_DELETE, 2193 BFD_RELOC_MIPS_HIGHEST, 2194 BFD_RELOC_MIPS_HIGHER, 2195 BFD_RELOC_MIPS_SCN_DISP, 2196 BFD_RELOC_MIPS_REL16, 2197 BFD_RELOC_MIPS_RELGOT, 2198 BFD_RELOC_MIPS_JALR, 2199 2200 2201/* i386/elf relocations */ 2202 BFD_RELOC_386_GOT32, 2203 BFD_RELOC_386_PLT32, 2204 BFD_RELOC_386_COPY, 2205 BFD_RELOC_386_GLOB_DAT, 2206 BFD_RELOC_386_JUMP_SLOT, 2207 BFD_RELOC_386_RELATIVE, 2208 BFD_RELOC_386_GOTOFF, 2209 BFD_RELOC_386_GOTPC, 2210 2211/* x86-64/elf relocations */ 2212 BFD_RELOC_X86_64_GOT32, 2213 BFD_RELOC_X86_64_PLT32, 2214 BFD_RELOC_X86_64_COPY, 2215 BFD_RELOC_X86_64_GLOB_DAT, 2216 BFD_RELOC_X86_64_JUMP_SLOT, 2217 BFD_RELOC_X86_64_RELATIVE, 2218 BFD_RELOC_X86_64_GOTPCREL, 2219 BFD_RELOC_X86_64_32S, 2220 2221/* ns32k relocations */ 2222 BFD_RELOC_NS32K_IMM_8, 2223 BFD_RELOC_NS32K_IMM_16, 2224 BFD_RELOC_NS32K_IMM_32, 2225 BFD_RELOC_NS32K_IMM_8_PCREL, 2226 BFD_RELOC_NS32K_IMM_16_PCREL, 2227 BFD_RELOC_NS32K_IMM_32_PCREL, 2228 BFD_RELOC_NS32K_DISP_8, 2229 BFD_RELOC_NS32K_DISP_16, 2230 BFD_RELOC_NS32K_DISP_32, 2231 BFD_RELOC_NS32K_DISP_8_PCREL, 2232 BFD_RELOC_NS32K_DISP_16_PCREL, 2233 BFD_RELOC_NS32K_DISP_32_PCREL, 2234 2235/* PDP11 relocations */ 2236 BFD_RELOC_PDP11_DISP_8_PCREL, 2237 BFD_RELOC_PDP11_DISP_6_PCREL, 2238 2239/* Picojava relocs. Not all of these appear in object files. */ 2240 BFD_RELOC_PJ_CODE_HI16, 2241 BFD_RELOC_PJ_CODE_LO16, 2242 BFD_RELOC_PJ_CODE_DIR16, 2243 BFD_RELOC_PJ_CODE_DIR32, 2244 BFD_RELOC_PJ_CODE_REL16, 2245 BFD_RELOC_PJ_CODE_REL32, 2246 2247/* Power(rs6000) and PowerPC relocations. */ 2248 BFD_RELOC_PPC_B26, 2249 BFD_RELOC_PPC_BA26, 2250 BFD_RELOC_PPC_TOC16, 2251 BFD_RELOC_PPC_B16, 2252 BFD_RELOC_PPC_B16_BRTAKEN, 2253 BFD_RELOC_PPC_B16_BRNTAKEN, 2254 BFD_RELOC_PPC_BA16, 2255 BFD_RELOC_PPC_BA16_BRTAKEN, 2256 BFD_RELOC_PPC_BA16_BRNTAKEN, 2257 BFD_RELOC_PPC_COPY, 2258 BFD_RELOC_PPC_GLOB_DAT, 2259 BFD_RELOC_PPC_JMP_SLOT, 2260 BFD_RELOC_PPC_RELATIVE, 2261 BFD_RELOC_PPC_LOCAL24PC, 2262 BFD_RELOC_PPC_EMB_NADDR32, 2263 BFD_RELOC_PPC_EMB_NADDR16, 2264 BFD_RELOC_PPC_EMB_NADDR16_LO, 2265 BFD_RELOC_PPC_EMB_NADDR16_HI, 2266 BFD_RELOC_PPC_EMB_NADDR16_HA, 2267 BFD_RELOC_PPC_EMB_SDAI16, 2268 BFD_RELOC_PPC_EMB_SDA2I16, 2269 BFD_RELOC_PPC_EMB_SDA2REL, 2270 BFD_RELOC_PPC_EMB_SDA21, 2271 BFD_RELOC_PPC_EMB_MRKREF, 2272 BFD_RELOC_PPC_EMB_RELSEC16, 2273 BFD_RELOC_PPC_EMB_RELST_LO, 2274 BFD_RELOC_PPC_EMB_RELST_HI, 2275 BFD_RELOC_PPC_EMB_RELST_HA, 2276 BFD_RELOC_PPC_EMB_BIT_FLD, 2277 BFD_RELOC_PPC_EMB_RELSDA, 2278 BFD_RELOC_PPC64_HIGHER, 2279 BFD_RELOC_PPC64_HIGHER_S, 2280 BFD_RELOC_PPC64_HIGHEST, 2281 BFD_RELOC_PPC64_HIGHEST_S, 2282 BFD_RELOC_PPC64_TOC16_LO, 2283 BFD_RELOC_PPC64_TOC16_HI, 2284 BFD_RELOC_PPC64_TOC16_HA, 2285 BFD_RELOC_PPC64_TOC, 2286 BFD_RELOC_PPC64_PLTGOT16, 2287 BFD_RELOC_PPC64_PLTGOT16_LO, 2288 BFD_RELOC_PPC64_PLTGOT16_HI, 2289 BFD_RELOC_PPC64_PLTGOT16_HA, 2290 BFD_RELOC_PPC64_ADDR16_DS, 2291 BFD_RELOC_PPC64_ADDR16_LO_DS, 2292 BFD_RELOC_PPC64_GOT16_DS, 2293 BFD_RELOC_PPC64_GOT16_LO_DS, 2294 BFD_RELOC_PPC64_PLT16_LO_DS, 2295 BFD_RELOC_PPC64_SECTOFF_DS, 2296 BFD_RELOC_PPC64_SECTOFF_LO_DS, 2297 BFD_RELOC_PPC64_TOC16_DS, 2298 BFD_RELOC_PPC64_TOC16_LO_DS, 2299 BFD_RELOC_PPC64_PLTGOT16_DS, 2300 BFD_RELOC_PPC64_PLTGOT16_LO_DS, 2301 2302/* IBM 370/390 relocations */ 2303 BFD_RELOC_I370_D12, 2304 2305/* The type of reloc used to build a contructor table - at the moment 2306probably a 32 bit wide absolute relocation, but the target can choose. 2307It generally does map to one of the other relocation types. */ 2308 BFD_RELOC_CTOR, 2309 2310/* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are 2311not stored in the instruction. */ 2312 BFD_RELOC_ARM_PCREL_BRANCH, 2313 2314/* ARM 26 bit pc-relative branch. The lowest bit must be zero and is 2315not stored in the instruction. The 2nd lowest bit comes from a 1 bit 2316field in the instruction. */ 2317 BFD_RELOC_ARM_PCREL_BLX, 2318 2319/* Thumb 22 bit pc-relative branch. The lowest bit must be zero and is 2320not stored in the instruction. The 2nd lowest bit comes from a 1 bit 2321field in the instruction. */ 2322 BFD_RELOC_THUMB_PCREL_BLX, 2323 2324/* These relocs are only used within the ARM assembler. They are not 2325(at present) written to any object files. */ 2326 BFD_RELOC_ARM_IMMEDIATE, 2327 BFD_RELOC_ARM_ADRL_IMMEDIATE, 2328 BFD_RELOC_ARM_OFFSET_IMM, 2329 BFD_RELOC_ARM_SHIFT_IMM, 2330 BFD_RELOC_ARM_SWI, 2331 BFD_RELOC_ARM_MULTI, 2332 BFD_RELOC_ARM_CP_OFF_IMM, 2333 BFD_RELOC_ARM_ADR_IMM, 2334 BFD_RELOC_ARM_LDR_IMM, 2335 BFD_RELOC_ARM_LITERAL, 2336 BFD_RELOC_ARM_IN_POOL, 2337 BFD_RELOC_ARM_OFFSET_IMM8, 2338 BFD_RELOC_ARM_HWLITERAL, 2339 BFD_RELOC_ARM_THUMB_ADD, 2340 BFD_RELOC_ARM_THUMB_IMM, 2341 BFD_RELOC_ARM_THUMB_SHIFT, 2342 BFD_RELOC_ARM_THUMB_OFFSET, 2343 BFD_RELOC_ARM_GOT12, 2344 BFD_RELOC_ARM_GOT32, 2345 BFD_RELOC_ARM_JUMP_SLOT, 2346 BFD_RELOC_ARM_COPY, 2347 BFD_RELOC_ARM_GLOB_DAT, 2348 BFD_RELOC_ARM_PLT32, 2349 BFD_RELOC_ARM_RELATIVE, 2350 BFD_RELOC_ARM_GOTOFF, 2351 BFD_RELOC_ARM_GOTPC, 2352 2353/* Hitachi SH relocs. Not all of these appear in object files. */ 2354 BFD_RELOC_SH_PCDISP8BY2, 2355 BFD_RELOC_SH_PCDISP12BY2, 2356 BFD_RELOC_SH_IMM4, 2357 BFD_RELOC_SH_IMM4BY2, 2358 BFD_RELOC_SH_IMM4BY4, 2359 BFD_RELOC_SH_IMM8, 2360 BFD_RELOC_SH_IMM8BY2, 2361 BFD_RELOC_SH_IMM8BY4, 2362 BFD_RELOC_SH_PCRELIMM8BY2, 2363 BFD_RELOC_SH_PCRELIMM8BY4, 2364 BFD_RELOC_SH_SWITCH16, 2365 BFD_RELOC_SH_SWITCH32, 2366 BFD_RELOC_SH_USES, 2367 BFD_RELOC_SH_COUNT, 2368 BFD_RELOC_SH_ALIGN, 2369 BFD_RELOC_SH_CODE, 2370 BFD_RELOC_SH_DATA, 2371 BFD_RELOC_SH_LABEL, 2372 BFD_RELOC_SH_LOOP_START, 2373 BFD_RELOC_SH_LOOP_END, 2374 BFD_RELOC_SH_COPY, 2375 BFD_RELOC_SH_GLOB_DAT, 2376 BFD_RELOC_SH_JMP_SLOT, 2377 BFD_RELOC_SH_RELATIVE, 2378 BFD_RELOC_SH_GOTPC, 2379 BFD_RELOC_SH_GOT_LOW16, 2380 BFD_RELOC_SH_GOT_MEDLOW16, 2381 BFD_RELOC_SH_GOT_MEDHI16, 2382 BFD_RELOC_SH_GOT_HI16, 2383 BFD_RELOC_SH_GOTPLT_LOW16, 2384 BFD_RELOC_SH_GOTPLT_MEDLOW16, 2385 BFD_RELOC_SH_GOTPLT_MEDHI16, 2386 BFD_RELOC_SH_GOTPLT_HI16, 2387 BFD_RELOC_SH_PLT_LOW16, 2388 BFD_RELOC_SH_PLT_MEDLOW16, 2389 BFD_RELOC_SH_PLT_MEDHI16, 2390 BFD_RELOC_SH_PLT_HI16, 2391 BFD_RELOC_SH_GOTOFF_LOW16, 2392 BFD_RELOC_SH_GOTOFF_MEDLOW16, 2393 BFD_RELOC_SH_GOTOFF_MEDHI16, 2394 BFD_RELOC_SH_GOTOFF_HI16, 2395 BFD_RELOC_SH_GOTPC_LOW16, 2396 BFD_RELOC_SH_GOTPC_MEDLOW16, 2397 BFD_RELOC_SH_GOTPC_MEDHI16, 2398 BFD_RELOC_SH_GOTPC_HI16, 2399 BFD_RELOC_SH_COPY64, 2400 BFD_RELOC_SH_GLOB_DAT64, 2401 BFD_RELOC_SH_JMP_SLOT64, 2402 BFD_RELOC_SH_RELATIVE64, 2403 BFD_RELOC_SH_GOT10BY4, 2404 BFD_RELOC_SH_GOT10BY8, 2405 BFD_RELOC_SH_GOTPLT10BY4, 2406 BFD_RELOC_SH_GOTPLT10BY8, 2407 BFD_RELOC_SH_GOTPLT32, 2408 BFD_RELOC_SH_SHMEDIA_CODE, 2409 BFD_RELOC_SH_IMMU5, 2410 BFD_RELOC_SH_IMMS6, 2411 BFD_RELOC_SH_IMMS6BY32, 2412 BFD_RELOC_SH_IMMU6, 2413 BFD_RELOC_SH_IMMS10, 2414 BFD_RELOC_SH_IMMS10BY2, 2415 BFD_RELOC_SH_IMMS10BY4, 2416 BFD_RELOC_SH_IMMS10BY8, 2417 BFD_RELOC_SH_IMMS16, 2418 BFD_RELOC_SH_IMMU16, 2419 BFD_RELOC_SH_IMM_LOW16, 2420 BFD_RELOC_SH_IMM_LOW16_PCREL, 2421 BFD_RELOC_SH_IMM_MEDLOW16, 2422 BFD_RELOC_SH_IMM_MEDLOW16_PCREL, 2423 BFD_RELOC_SH_IMM_MEDHI16, 2424 BFD_RELOC_SH_IMM_MEDHI16_PCREL, 2425 BFD_RELOC_SH_IMM_HI16, 2426 BFD_RELOC_SH_IMM_HI16_PCREL, 2427 BFD_RELOC_SH_PT_16, 2428 2429/* Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must 2430be zero and is not stored in the instruction. */ 2431 BFD_RELOC_THUMB_PCREL_BRANCH9, 2432 BFD_RELOC_THUMB_PCREL_BRANCH12, 2433 BFD_RELOC_THUMB_PCREL_BRANCH23, 2434 2435/* ARC Cores relocs. 2436ARC 22 bit pc-relative branch. The lowest two bits must be zero and are 2437not stored in the instruction. The high 20 bits are installed in bits 26 2438through 7 of the instruction. */ 2439 BFD_RELOC_ARC_B22_PCREL, 2440 2441/* ARC 26 bit absolute branch. The lowest two bits must be zero and are not 2442stored in the instruction. The high 24 bits are installed in bits 23 2443through 0. */ 2444 BFD_RELOC_ARC_B26, 2445 2446/* Mitsubishi D10V relocs. 2447This is a 10-bit reloc with the right 2 bits 2448assumed to be 0. */ 2449 BFD_RELOC_D10V_10_PCREL_R, 2450 2451/* Mitsubishi D10V relocs. 2452This is a 10-bit reloc with the right 2 bits 2453assumed to be 0. This is the same as the previous reloc 2454except it is in the left container, i.e., 2455shifted left 15 bits. */ 2456 BFD_RELOC_D10V_10_PCREL_L, 2457 2458/* This is an 18-bit reloc with the right 2 bits 2459assumed to be 0. */ 2460 BFD_RELOC_D10V_18, 2461 2462/* This is an 18-bit reloc with the right 2 bits 2463assumed to be 0. */ 2464 BFD_RELOC_D10V_18_PCREL, 2465 2466/* Mitsubishi D30V relocs. 2467This is a 6-bit absolute reloc. */ 2468 BFD_RELOC_D30V_6, 2469 2470/* This is a 6-bit pc-relative reloc with 2471the right 3 bits assumed to be 0. */ 2472 BFD_RELOC_D30V_9_PCREL, 2473 2474/* This is a 6-bit pc-relative reloc with 2475the right 3 bits assumed to be 0. Same 2476as the previous reloc but on the right side 2477of the container. */ 2478 BFD_RELOC_D30V_9_PCREL_R, 2479 2480/* This is a 12-bit absolute reloc with the 2481right 3 bitsassumed to be 0. */ 2482 BFD_RELOC_D30V_15, 2483 2484/* This is a 12-bit pc-relative reloc with 2485the right 3 bits assumed to be 0. */ 2486 BFD_RELOC_D30V_15_PCREL, 2487 2488/* This is a 12-bit pc-relative reloc with 2489the right 3 bits assumed to be 0. Same 2490as the previous reloc but on the right side 2491of the container. */ 2492 BFD_RELOC_D30V_15_PCREL_R, 2493 2494/* This is an 18-bit absolute reloc with 2495the right 3 bits assumed to be 0. */ 2496 BFD_RELOC_D30V_21, 2497 2498/* This is an 18-bit pc-relative reloc with 2499the right 3 bits assumed to be 0. */ 2500 BFD_RELOC_D30V_21_PCREL, 2501 2502/* This is an 18-bit pc-relative reloc with 2503the right 3 bits assumed to be 0. Same 2504as the previous reloc but on the right side 2505of the container. */ 2506 BFD_RELOC_D30V_21_PCREL_R, 2507 2508/* This is a 32-bit absolute reloc. */ 2509 BFD_RELOC_D30V_32, 2510 2511/* This is a 32-bit pc-relative reloc. */ 2512 BFD_RELOC_D30V_32_PCREL, 2513 2514/* Mitsubishi M32R relocs. 2515This is a 24 bit absolute address. */ 2516 BFD_RELOC_M32R_24, 2517 2518/* This is a 10-bit pc-relative reloc with the right 2 bits assumed to be 0. */ 2519 BFD_RELOC_M32R_10_PCREL, 2520 2521/* This is an 18-bit reloc with the right 2 bits assumed to be 0. */ 2522 BFD_RELOC_M32R_18_PCREL, 2523 2524/* This is a 26-bit reloc with the right 2 bits assumed to be 0. */ 2525 BFD_RELOC_M32R_26_PCREL, 2526 2527/* This is a 16-bit reloc containing the high 16 bits of an address 2528used when the lower 16 bits are treated as unsigned. */ 2529 BFD_RELOC_M32R_HI16_ULO, 2530 2531/* This is a 16-bit reloc containing the high 16 bits of an address 2532used when the lower 16 bits are treated as signed. */ 2533 BFD_RELOC_M32R_HI16_SLO, 2534 2535/* This is a 16-bit reloc containing the lower 16 bits of an address. */ 2536 BFD_RELOC_M32R_LO16, 2537 2538/* This is a 16-bit reloc containing the small data area offset for use in 2539add3, load, and store instructions. */ 2540 BFD_RELOC_M32R_SDA16, 2541 2542/* This is a 9-bit reloc */ 2543 BFD_RELOC_V850_9_PCREL, 2544 2545/* This is a 22-bit reloc */ 2546 BFD_RELOC_V850_22_PCREL, 2547 2548/* This is a 16 bit offset from the short data area pointer. */ 2549 BFD_RELOC_V850_SDA_16_16_OFFSET, 2550 2551/* This is a 16 bit offset (of which only 15 bits are used) from the 2552short data area pointer. */ 2553 BFD_RELOC_V850_SDA_15_16_OFFSET, 2554 2555/* This is a 16 bit offset from the zero data area pointer. */ 2556 BFD_RELOC_V850_ZDA_16_16_OFFSET, 2557 2558/* This is a 16 bit offset (of which only 15 bits are used) from the 2559zero data area pointer. */ 2560 BFD_RELOC_V850_ZDA_15_16_OFFSET, 2561 2562/* This is an 8 bit offset (of which only 6 bits are used) from the 2563tiny data area pointer. */ 2564 BFD_RELOC_V850_TDA_6_8_OFFSET, 2565 2566/* This is an 8bit offset (of which only 7 bits are used) from the tiny 2567data area pointer. */ 2568 BFD_RELOC_V850_TDA_7_8_OFFSET, 2569 2570/* This is a 7 bit offset from the tiny data area pointer. */ 2571 BFD_RELOC_V850_TDA_7_7_OFFSET, 2572 2573/* This is a 16 bit offset from the tiny data area pointer. */ 2574 BFD_RELOC_V850_TDA_16_16_OFFSET, 2575 2576/* This is a 5 bit offset (of which only 4 bits are used) from the tiny 2577data area pointer. */ 2578 BFD_RELOC_V850_TDA_4_5_OFFSET, 2579 2580/* This is a 4 bit offset from the tiny data area pointer. */ 2581 BFD_RELOC_V850_TDA_4_4_OFFSET, 2582 2583/* This is a 16 bit offset from the short data area pointer, with the 2584bits placed non-contigously in the instruction. */ 2585 BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET, 2586 2587/* This is a 16 bit offset from the zero data area pointer, with the 2588bits placed non-contigously in the instruction. */ 2589 BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET, 2590 2591/* This is a 6 bit offset from the call table base pointer. */ 2592 BFD_RELOC_V850_CALLT_6_7_OFFSET, 2593 2594/* This is a 16 bit offset from the call table base pointer. */ 2595 BFD_RELOC_V850_CALLT_16_16_OFFSET, 2596 2597 2598/* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the 2599instruction. */ 2600 BFD_RELOC_MN10300_32_PCREL, 2601 2602/* This is a 16bit pcrel reloc for the mn10300, offset by two bytes in the 2603instruction. */ 2604 BFD_RELOC_MN10300_16_PCREL, 2605 2606/* This is a 8bit DP reloc for the tms320c30, where the most 2607significant 8 bits of a 24 bit word are placed into the least 2608significant 8 bits of the opcode. */ 2609 BFD_RELOC_TIC30_LDP, 2610 2611/* This is a 7bit reloc for the tms320c54x, where the least 2612significant 7 bits of a 16 bit word are placed into the least 2613significant 7 bits of the opcode. */ 2614 BFD_RELOC_TIC54X_PARTLS7, 2615 2616/* This is a 9bit DP reloc for the tms320c54x, where the most 2617significant 9 bits of a 16 bit word are placed into the least 2618significant 9 bits of the opcode. */ 2619 BFD_RELOC_TIC54X_PARTMS9, 2620 2621/* This is an extended address 23-bit reloc for the tms320c54x. */ 2622 BFD_RELOC_TIC54X_23, 2623 2624/* This is a 16-bit reloc for the tms320c54x, where the least 2625significant 16 bits of a 23-bit extended address are placed into 2626the opcode. */ 2627 BFD_RELOC_TIC54X_16_OF_23, 2628 2629/* This is a reloc for the tms320c54x, where the most 2630significant 7 bits of a 23-bit extended address are placed into 2631the opcode. */ 2632 BFD_RELOC_TIC54X_MS7_OF_23, 2633 2634/* This is a 48 bit reloc for the FR30 that stores 32 bits. */ 2635 BFD_RELOC_FR30_48, 2636 2637/* This is a 32 bit reloc for the FR30 that stores 20 bits split up into 2638two sections. */ 2639 BFD_RELOC_FR30_20, 2640 2641/* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in 26424 bits. */ 2643 BFD_RELOC_FR30_6_IN_4, 2644 2645/* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset 2646into 8 bits. */ 2647 BFD_RELOC_FR30_8_IN_8, 2648 2649/* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset 2650into 8 bits. */ 2651 BFD_RELOC_FR30_9_IN_8, 2652 2653/* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset 2654into 8 bits. */ 2655 BFD_RELOC_FR30_10_IN_8, 2656 2657/* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative 2658short offset into 8 bits. */ 2659 BFD_RELOC_FR30_9_PCREL, 2660 2661/* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative 2662short offset into 11 bits. */ 2663 BFD_RELOC_FR30_12_PCREL, 2664 2665/* Motorola Mcore relocations. */ 2666 BFD_RELOC_MCORE_PCREL_IMM8BY4, 2667 BFD_RELOC_MCORE_PCREL_IMM11BY2, 2668 BFD_RELOC_MCORE_PCREL_IMM4BY2, 2669 BFD_RELOC_MCORE_PCREL_32, 2670 BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2, 2671 BFD_RELOC_MCORE_RVA, 2672 2673/* These are relocations for the GETA instruction. */ 2674 BFD_RELOC_MMIX_GETA, 2675 BFD_RELOC_MMIX_GETA_1, 2676 BFD_RELOC_MMIX_GETA_2, 2677 BFD_RELOC_MMIX_GETA_3, 2678 2679/* These are relocations for a conditional branch instruction. */ 2680 BFD_RELOC_MMIX_CBRANCH, 2681 BFD_RELOC_MMIX_CBRANCH_J, 2682 BFD_RELOC_MMIX_CBRANCH_1, 2683 BFD_RELOC_MMIX_CBRANCH_2, 2684 BFD_RELOC_MMIX_CBRANCH_3, 2685 2686/* These are relocations for the PUSHJ instruction. */ 2687 BFD_RELOC_MMIX_PUSHJ, 2688 BFD_RELOC_MMIX_PUSHJ_1, 2689 BFD_RELOC_MMIX_PUSHJ_2, 2690 BFD_RELOC_MMIX_PUSHJ_3, 2691 2692/* These are relocations for the JMP instruction. */ 2693 BFD_RELOC_MMIX_JMP, 2694 BFD_RELOC_MMIX_JMP_1, 2695 BFD_RELOC_MMIX_JMP_2, 2696 BFD_RELOC_MMIX_JMP_3, 2697 2698/* This is a relocation for a relative address as in a GETA instruction or 2699a branch. */ 2700 BFD_RELOC_MMIX_ADDR19, 2701 2702/* This is a relocation for a relative address as in a JMP instruction. */ 2703 BFD_RELOC_MMIX_ADDR27, 2704 2705/* This is a relocation for an instruction field that may be a general 2706register or a value 0..255. */ 2707 BFD_RELOC_MMIX_REG_OR_BYTE, 2708 2709/* This is a relocation for an instruction field that may be a general 2710register. */ 2711 BFD_RELOC_MMIX_REG, 2712 2713/* This is a relocation for two instruction fields holding a register and 2714an offset, the equivalent of the relocation. */ 2715 BFD_RELOC_MMIX_BASE_PLUS_OFFSET, 2716 2717/* This relocation is an assertion that the expression is not allocated as 2718a global register. It does not modify contents. */ 2719 BFD_RELOC_MMIX_LOCAL, 2720 2721/* This is a 16 bit reloc for the AVR that stores 8 bit pc relative 2722short offset into 7 bits. */ 2723 BFD_RELOC_AVR_7_PCREL, 2724 2725/* This is a 16 bit reloc for the AVR that stores 13 bit pc relative 2726short offset into 12 bits. */ 2727 BFD_RELOC_AVR_13_PCREL, 2728 2729/* This is a 16 bit reloc for the AVR that stores 17 bit value (usually 2730program memory address) into 16 bits. */ 2731 BFD_RELOC_AVR_16_PM, 2732 2733/* This is a 16 bit reloc for the AVR that stores 8 bit value (usually 2734data memory address) into 8 bit immediate value of LDI insn. */ 2735 BFD_RELOC_AVR_LO8_LDI, 2736 2737/* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit 2738of data memory address) into 8 bit immediate value of LDI insn. */ 2739 BFD_RELOC_AVR_HI8_LDI, 2740 2741/* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit 2742of program memory address) into 8 bit immediate value of LDI insn. */ 2743 BFD_RELOC_AVR_HH8_LDI, 2744 2745/* This is a 16 bit reloc for the AVR that stores negated 8 bit value 2746(usually data memory address) into 8 bit immediate value of SUBI insn. */ 2747 BFD_RELOC_AVR_LO8_LDI_NEG, 2748 2749/* This is a 16 bit reloc for the AVR that stores negated 8 bit value 2750(high 8 bit of data memory address) into 8 bit immediate value of 2751SUBI insn. */ 2752 BFD_RELOC_AVR_HI8_LDI_NEG, 2753 2754/* This is a 16 bit reloc for the AVR that stores negated 8 bit value 2755(most high 8 bit of program memory address) into 8 bit immediate value 2756of LDI or SUBI insn. */ 2757 BFD_RELOC_AVR_HH8_LDI_NEG, 2758 2759/* This is a 16 bit reloc for the AVR that stores 8 bit value (usually 2760command address) into 8 bit immediate value of LDI insn. */ 2761 BFD_RELOC_AVR_LO8_LDI_PM, 2762 2763/* This is a 16 bit reloc for the AVR that stores 8 bit value (high 8 bit 2764of command address) into 8 bit immediate value of LDI insn. */ 2765 BFD_RELOC_AVR_HI8_LDI_PM, 2766 2767/* This is a 16 bit reloc for the AVR that stores 8 bit value (most high 8 bit 2768of command address) into 8 bit immediate value of LDI insn. */ 2769 BFD_RELOC_AVR_HH8_LDI_PM, 2770 2771/* This is a 16 bit reloc for the AVR that stores negated 8 bit value 2772(usually command address) into 8 bit immediate value of SUBI insn. */ 2773 BFD_RELOC_AVR_LO8_LDI_PM_NEG, 2774 2775/* This is a 16 bit reloc for the AVR that stores negated 8 bit value 2776(high 8 bit of 16 bit command address) into 8 bit immediate value 2777of SUBI insn. */ 2778 BFD_RELOC_AVR_HI8_LDI_PM_NEG, 2779 2780/* This is a 16 bit reloc for the AVR that stores negated 8 bit value 2781(high 6 bit of 22 bit command address) into 8 bit immediate 2782value of SUBI insn. */ 2783 BFD_RELOC_AVR_HH8_LDI_PM_NEG, 2784 2785/* This is a 32 bit reloc for the AVR that stores 23 bit value 2786into 22 bits. */ 2787 BFD_RELOC_AVR_CALL, 2788 2789/* Direct 12 bit. */ 2790 BFD_RELOC_390_12, 2791 2792/* 12 bit GOT offset. */ 2793 BFD_RELOC_390_GOT12, 2794 2795/* 32 bit PC relative PLT address. */ 2796 BFD_RELOC_390_PLT32, 2797 2798/* Copy symbol at runtime. */ 2799 BFD_RELOC_390_COPY, 2800 2801/* Create GOT entry. */ 2802 BFD_RELOC_390_GLOB_DAT, 2803 2804/* Create PLT entry. */ 2805 BFD_RELOC_390_JMP_SLOT, 2806 2807/* Adjust by program base. */ 2808 BFD_RELOC_390_RELATIVE, 2809 2810/* 32 bit PC relative offset to GOT. */ 2811 BFD_RELOC_390_GOTPC, 2812 2813/* 16 bit GOT offset. */ 2814 BFD_RELOC_390_GOT16, 2815 2816/* PC relative 16 bit shifted by 1. */ 2817 BFD_RELOC_390_PC16DBL, 2818 2819/* 16 bit PC rel. PLT shifted by 1. */ 2820 BFD_RELOC_390_PLT16DBL, 2821 2822/* PC relative 32 bit shifted by 1. */ 2823 BFD_RELOC_390_PC32DBL, 2824 2825/* 32 bit PC rel. PLT shifted by 1. */ 2826 BFD_RELOC_390_PLT32DBL, 2827 2828/* 32 bit PC rel. GOT shifted by 1. */ 2829 BFD_RELOC_390_GOTPCDBL, 2830 2831/* 64 bit GOT offset. */ 2832 BFD_RELOC_390_GOT64, 2833 2834/* 64 bit PC relative PLT address. */ 2835 BFD_RELOC_390_PLT64, 2836 2837/* 32 bit rel. offset to GOT entry. */ 2838 BFD_RELOC_390_GOTENT, 2839 2840/* These two relocations are used by the linker to determine which of 2841the entries in a C++ virtual function table are actually used. When 2842the --gc-sections option is given, the linker will zero out the entries 2843that are not used, so that the code for those functions need not be 2844included in the output. 2845 2846VTABLE_INHERIT is a zero-space relocation used to describe to the 2847linker the inheritence tree of a C++ virtual function table. The 2848relocation's symbol should be the parent class' vtable, and the 2849relocation should be located at the child vtable. 2850 2851VTABLE_ENTRY is a zero-space relocation that describes the use of a 2852virtual function table entry. The reloc's symbol should refer to the 2853table of the class mentioned in the code. Off of that base, an offset 2854describes the entry that is being used. For Rela hosts, this offset 2855is stored in the reloc's addend. For Rel hosts, we are forced to put 2856this offset in the reloc's section offset. */ 2857 BFD_RELOC_VTABLE_INHERIT, 2858 BFD_RELOC_VTABLE_ENTRY, 2859 2860/* Intel IA64 Relocations. */ 2861 BFD_RELOC_IA64_IMM14, 2862 BFD_RELOC_IA64_IMM22, 2863 BFD_RELOC_IA64_IMM64, 2864 BFD_RELOC_IA64_DIR32MSB, 2865 BFD_RELOC_IA64_DIR32LSB, 2866 BFD_RELOC_IA64_DIR64MSB, 2867 BFD_RELOC_IA64_DIR64LSB, 2868 BFD_RELOC_IA64_GPREL22, 2869 BFD_RELOC_IA64_GPREL64I, 2870 BFD_RELOC_IA64_GPREL32MSB, 2871 BFD_RELOC_IA64_GPREL32LSB, 2872 BFD_RELOC_IA64_GPREL64MSB, 2873 BFD_RELOC_IA64_GPREL64LSB, 2874 BFD_RELOC_IA64_LTOFF22, 2875 BFD_RELOC_IA64_LTOFF64I, 2876 BFD_RELOC_IA64_PLTOFF22, 2877 BFD_RELOC_IA64_PLTOFF64I, 2878 BFD_RELOC_IA64_PLTOFF64MSB, 2879 BFD_RELOC_IA64_PLTOFF64LSB, 2880 BFD_RELOC_IA64_FPTR64I, 2881 BFD_RELOC_IA64_FPTR32MSB, 2882 BFD_RELOC_IA64_FPTR32LSB, 2883 BFD_RELOC_IA64_FPTR64MSB, 2884 BFD_RELOC_IA64_FPTR64LSB, 2885 BFD_RELOC_IA64_PCREL21B, 2886 BFD_RELOC_IA64_PCREL21BI, 2887 BFD_RELOC_IA64_PCREL21M, 2888 BFD_RELOC_IA64_PCREL21F, 2889 BFD_RELOC_IA64_PCREL22, 2890 BFD_RELOC_IA64_PCREL60B, 2891 BFD_RELOC_IA64_PCREL64I, 2892 BFD_RELOC_IA64_PCREL32MSB, 2893 BFD_RELOC_IA64_PCREL32LSB, 2894 BFD_RELOC_IA64_PCREL64MSB, 2895 BFD_RELOC_IA64_PCREL64LSB, 2896 BFD_RELOC_IA64_LTOFF_FPTR22, 2897 BFD_RELOC_IA64_LTOFF_FPTR64I, 2898 BFD_RELOC_IA64_LTOFF_FPTR32MSB, 2899 BFD_RELOC_IA64_LTOFF_FPTR32LSB, 2900 BFD_RELOC_IA64_LTOFF_FPTR64MSB, 2901 BFD_RELOC_IA64_LTOFF_FPTR64LSB, 2902 BFD_RELOC_IA64_SEGREL32MSB, 2903 BFD_RELOC_IA64_SEGREL32LSB, 2904 BFD_RELOC_IA64_SEGREL64MSB, 2905 BFD_RELOC_IA64_SEGREL64LSB, 2906 BFD_RELOC_IA64_SECREL32MSB, 2907 BFD_RELOC_IA64_SECREL32LSB, 2908 BFD_RELOC_IA64_SECREL64MSB, 2909 BFD_RELOC_IA64_SECREL64LSB, 2910 BFD_RELOC_IA64_REL32MSB, 2911 BFD_RELOC_IA64_REL32LSB, 2912 BFD_RELOC_IA64_REL64MSB, 2913 BFD_RELOC_IA64_REL64LSB, 2914 BFD_RELOC_IA64_LTV32MSB, 2915 BFD_RELOC_IA64_LTV32LSB, 2916 BFD_RELOC_IA64_LTV64MSB, 2917 BFD_RELOC_IA64_LTV64LSB, 2918 BFD_RELOC_IA64_IPLTMSB, 2919 BFD_RELOC_IA64_IPLTLSB, 2920 BFD_RELOC_IA64_COPY, 2921 BFD_RELOC_IA64_TPREL22, 2922 BFD_RELOC_IA64_TPREL64MSB, 2923 BFD_RELOC_IA64_TPREL64LSB, 2924 BFD_RELOC_IA64_LTOFF_TP22, 2925 BFD_RELOC_IA64_LTOFF22X, 2926 BFD_RELOC_IA64_LDXMOV, 2927 2928/* Motorola 68HC11 reloc. 2929This is the 8 bits high part of an absolute address. */ 2930 BFD_RELOC_M68HC11_HI8, 2931 2932/* Motorola 68HC11 reloc. 2933This is the 8 bits low part of an absolute address. */ 2934 BFD_RELOC_M68HC11_LO8, 2935 2936/* Motorola 68HC11 reloc. 2937This is the 3 bits of a value. */ 2938 BFD_RELOC_M68HC11_3B, 2939 2940/* These relocs are only used within the CRIS assembler. They are not 2941(at present) written to any object files. */ 2942 BFD_RELOC_CRIS_BDISP8, 2943 BFD_RELOC_CRIS_UNSIGNED_5, 2944 BFD_RELOC_CRIS_SIGNED_6, 2945 BFD_RELOC_CRIS_UNSIGNED_6, 2946 BFD_RELOC_CRIS_UNSIGNED_4, 2947 2948/* Relocs used in ELF shared libraries for CRIS. */ 2949 BFD_RELOC_CRIS_COPY, 2950 BFD_RELOC_CRIS_GLOB_DAT, 2951 BFD_RELOC_CRIS_JUMP_SLOT, 2952 BFD_RELOC_CRIS_RELATIVE, 2953 2954/* 32-bit offset to symbol-entry within GOT. */ 2955 BFD_RELOC_CRIS_32_GOT, 2956 2957/* 16-bit offset to symbol-entry within GOT. */ 2958 BFD_RELOC_CRIS_16_GOT, 2959 2960/* 32-bit offset to symbol-entry within GOT, with PLT handling. */ 2961 BFD_RELOC_CRIS_32_GOTPLT, 2962 2963/* 16-bit offset to symbol-entry within GOT, with PLT handling. */ 2964 BFD_RELOC_CRIS_16_GOTPLT, 2965 2966/* 32-bit offset to symbol, relative to GOT. */ 2967 BFD_RELOC_CRIS_32_GOTREL, 2968 2969/* 32-bit offset to symbol with PLT entry, relative to GOT. */ 2970 BFD_RELOC_CRIS_32_PLT_GOTREL, 2971 2972/* 32-bit offset to symbol with PLT entry, relative to this relocation. */ 2973 BFD_RELOC_CRIS_32_PLT_PCREL, 2974 2975/* Intel i860 Relocations. */ 2976 BFD_RELOC_860_COPY, 2977 BFD_RELOC_860_GLOB_DAT, 2978 BFD_RELOC_860_JUMP_SLOT, 2979 BFD_RELOC_860_RELATIVE, 2980 BFD_RELOC_860_PC26, 2981 BFD_RELOC_860_PLT26, 2982 BFD_RELOC_860_PC16, 2983 BFD_RELOC_860_LOW0, 2984 BFD_RELOC_860_SPLIT0, 2985 BFD_RELOC_860_LOW1, 2986 BFD_RELOC_860_SPLIT1, 2987 BFD_RELOC_860_LOW2, 2988 BFD_RELOC_860_SPLIT2, 2989 BFD_RELOC_860_LOW3, 2990 BFD_RELOC_860_LOGOT0, 2991 BFD_RELOC_860_SPGOT0, 2992 BFD_RELOC_860_LOGOT1, 2993 BFD_RELOC_860_SPGOT1, 2994 BFD_RELOC_860_LOGOTOFF0, 2995 BFD_RELOC_860_SPGOTOFF0, 2996 BFD_RELOC_860_LOGOTOFF1, 2997 BFD_RELOC_860_SPGOTOFF1, 2998 BFD_RELOC_860_LOGOTOFF2, 2999 BFD_RELOC_860_LOGOTOFF3, 3000 BFD_RELOC_860_LOPC, 3001 BFD_RELOC_860_HIGHADJ, 3002 BFD_RELOC_860_HAGOT, 3003 BFD_RELOC_860_HAGOTOFF, 3004 BFD_RELOC_860_HAPC, 3005 BFD_RELOC_860_HIGH, 3006 BFD_RELOC_860_HIGOT, 3007 BFD_RELOC_860_HIGOTOFF, 3008 3009/* OpenRISC Relocations. */ 3010 BFD_RELOC_OPENRISC_ABS_26, 3011 BFD_RELOC_OPENRISC_REL_26, 3012 3013/* H8 elf Relocations. */ 3014 BFD_RELOC_H8_DIR16A8, 3015 BFD_RELOC_H8_DIR16R8, 3016 BFD_RELOC_H8_DIR24A8, 3017 BFD_RELOC_H8_DIR24R8, 3018 BFD_RELOC_H8_DIR32A16, 3019 3020/* Sony Xstormy16 Relocations. */ 3021 BFD_RELOC_XSTORMY16_REL_12, 3022 BFD_RELOC_XSTORMY16_24, 3023 BFD_RELOC_XSTORMY16_FPTR16, 3024 BFD_RELOC_UNUSED }; 3025typedef enum bfd_reloc_code_real bfd_reloc_code_real_type; 3026reloc_howto_type * 3027bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code)); 3028 3029const char * 3030bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code)); 3031 3032 3033typedef struct symbol_cache_entry 3034{ 3035 /* A pointer to the BFD which owns the symbol. This information 3036 is necessary so that a back end can work out what additional 3037 information (invisible to the application writer) is carried 3038 with the symbol. 3039 3040 This field is *almost* redundant, since you can use section->owner 3041 instead, except that some symbols point to the global sections 3042 bfd_{abs,com,und}_section. This could be fixed by making 3043 these globals be per-bfd (or per-target-flavor). FIXME. */ 3044 struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */ 3045 3046 /* The text of the symbol. The name is left alone, and not copied; the 3047 application may not alter it. */ 3048 const char *name; 3049 3050 /* The value of the symbol. This really should be a union of a 3051 numeric value with a pointer, since some flags indicate that 3052 a pointer to another symbol is stored here. */ 3053 symvalue value; 3054 3055 /* Attributes of a symbol. */ 3056#define BSF_NO_FLAGS 0x00 3057 3058 /* The symbol has local scope; <<static>> in <<C>>. The value 3059 is the offset into the section of the data. */ 3060#define BSF_LOCAL 0x01 3061 3062 /* The symbol has global scope; initialized data in <<C>>. The 3063 value is the offset into the section of the data. */ 3064#define BSF_GLOBAL 0x02 3065 3066 /* The symbol has global scope and is exported. The value is 3067 the offset into the section of the data. */ 3068#define BSF_EXPORT BSF_GLOBAL /* No real difference. */ 3069 3070 /* A normal C symbol would be one of: 3071 <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or 3072 <<BSF_GLOBAL>>. */ 3073 3074 /* The symbol is a debugging record. The value has an arbitary 3075 meaning, unless BSF_DEBUGGING_RELOC is also set. */ 3076#define BSF_DEBUGGING 0x08 3077 3078 /* The symbol denotes a function entry point. Used in ELF, 3079 perhaps others someday. */ 3080#define BSF_FUNCTION 0x10 3081 3082 /* Used by the linker. */ 3083#define BSF_KEEP 0x20 3084#define BSF_KEEP_G 0x40 3085 3086 /* A weak global symbol, overridable without warnings by 3087 a regular global symbol of the same name. */ 3088#define BSF_WEAK 0x80 3089 3090 /* This symbol was created to point to a section, e.g. ELF's 3091 STT_SECTION symbols. */ 3092#define BSF_SECTION_SYM 0x100 3093 3094 /* The symbol used to be a common symbol, but now it is 3095 allocated. */ 3096#define BSF_OLD_COMMON 0x200 3097 3098 /* The default value for common data. */ 3099#define BFD_FORT_COMM_DEFAULT_VALUE 0 3100 3101 /* In some files the type of a symbol sometimes alters its 3102 location in an output file - ie in coff a <<ISFCN>> symbol 3103 which is also <<C_EXT>> symbol appears where it was 3104 declared and not at the end of a section. This bit is set 3105 by the target BFD part to convey this information. */ 3106#define BSF_NOT_AT_END 0x400 3107 3108 /* Signal that the symbol is the label of constructor section. */ 3109#define BSF_CONSTRUCTOR 0x800 3110 3111 /* Signal that the symbol is a warning symbol. The name is a 3112 warning. The name of the next symbol is the one to warn about; 3113 if a reference is made to a symbol with the same name as the next 3114 symbol, a warning is issued by the linker. */ 3115#define BSF_WARNING 0x1000 3116 3117 /* Signal that the symbol is indirect. This symbol is an indirect 3118 pointer to the symbol with the same name as the next symbol. */ 3119#define BSF_INDIRECT 0x2000 3120 3121 /* BSF_FILE marks symbols that contain a file name. This is used 3122 for ELF STT_FILE symbols. */ 3123#define BSF_FILE 0x4000 3124 3125 /* Symbol is from dynamic linking information. */ 3126#define BSF_DYNAMIC 0x8000 3127 3128 /* The symbol denotes a data object. Used in ELF, and perhaps 3129 others someday. */ 3130#define BSF_OBJECT 0x10000 3131 3132 /* This symbol is a debugging symbol. The value is the offset 3133 into the section of the data. BSF_DEBUGGING should be set 3134 as well. */ 3135#define BSF_DEBUGGING_RELOC 0x20000 3136 3137 flagword flags; 3138 3139 /* A pointer to the section to which this symbol is 3140 relative. This will always be non NULL, there are special 3141 sections for undefined and absolute symbols. */ 3142 struct sec *section; 3143 3144 /* Back end special data. */ 3145 union 3146 { 3147 PTR p; 3148 bfd_vma i; 3149 } 3150 udata; 3151} 3152asymbol; 3153 3154#define bfd_get_symtab_upper_bound(abfd) \ 3155 BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd)) 3156 3157boolean 3158bfd_is_local_label PARAMS ((bfd *abfd, asymbol *sym)); 3159 3160boolean 3161bfd_is_local_label_name PARAMS ((bfd *abfd, const char *name)); 3162 3163#define bfd_is_local_label_name(abfd, name) \ 3164 BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name)) 3165 3166#define bfd_canonicalize_symtab(abfd, location) \ 3167 BFD_SEND (abfd, _bfd_canonicalize_symtab,\ 3168 (abfd, location)) 3169 3170boolean 3171bfd_set_symtab PARAMS ((bfd *abfd, asymbol **location, unsigned int count)); 3172 3173void 3174bfd_print_symbol_vandf PARAMS ((bfd *abfd, PTR file, asymbol *symbol)); 3175 3176#define bfd_make_empty_symbol(abfd) \ 3177 BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd)) 3178 3179asymbol * 3180_bfd_generic_make_empty_symbol PARAMS ((bfd *)); 3181 3182#define bfd_make_debug_symbol(abfd,ptr,size) \ 3183 BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size)) 3184 3185int 3186bfd_decode_symclass PARAMS ((asymbol *symbol)); 3187 3188boolean 3189bfd_is_undefined_symclass PARAMS ((int symclass)); 3190 3191void 3192bfd_symbol_info PARAMS ((asymbol *symbol, symbol_info *ret)); 3193 3194boolean 3195bfd_copy_private_symbol_data PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym)); 3196 3197#define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \ 3198 BFD_SEND (obfd, _bfd_copy_private_symbol_data, \ 3199 (ibfd, isymbol, obfd, osymbol)) 3200 3201struct _bfd 3202{ 3203 /* The filename the application opened the BFD with. */ 3204 const char *filename; 3205 3206 /* A pointer to the target jump table. */ 3207 const struct bfd_target *xvec; 3208 3209 /* To avoid dragging too many header files into every file that 3210 includes `<<bfd.h>>', IOSTREAM has been declared as a "char *", 3211 and MTIME as a "long". Their correct types, to which they 3212 are cast when used, are "FILE *" and "time_t". The iostream 3213 is the result of an fopen on the filename. However, if the 3214 BFD_IN_MEMORY flag is set, then iostream is actually a pointer 3215 to a bfd_in_memory struct. */ 3216 PTR iostream; 3217 3218 /* Is the file descriptor being cached? That is, can it be closed as 3219 needed, and re-opened when accessed later? */ 3220 boolean cacheable; 3221 3222 /* Marks whether there was a default target specified when the 3223 BFD was opened. This is used to select which matching algorithm 3224 to use to choose the back end. */ 3225 boolean target_defaulted; 3226 3227 /* The caching routines use these to maintain a 3228 least-recently-used list of BFDs. */ 3229 struct _bfd *lru_prev, *lru_next; 3230 3231 /* When a file is closed by the caching routines, BFD retains 3232 state information on the file here... */ 3233 ufile_ptr where; 3234 3235 /* ... and here: (``once'' means at least once). */ 3236 boolean opened_once; 3237 3238 /* Set if we have a locally maintained mtime value, rather than 3239 getting it from the file each time. */ 3240 boolean mtime_set; 3241 3242 /* File modified time, if mtime_set is true. */ 3243 long mtime; 3244 3245 /* Reserved for an unimplemented file locking extension. */ 3246 int ifd; 3247 3248 /* The format which belongs to the BFD. (object, core, etc.) */ 3249 bfd_format format; 3250 3251 /* The direction with which the BFD was opened. */ 3252 enum bfd_direction 3253 { 3254 no_direction = 0, 3255 read_direction = 1, 3256 write_direction = 2, 3257 both_direction = 3 3258 } 3259 direction; 3260 3261 /* Format_specific flags. */ 3262 flagword flags; 3263 3264 /* Currently my_archive is tested before adding origin to 3265 anything. I believe that this can become always an add of 3266 origin, with origin set to 0 for non archive files. */ 3267 ufile_ptr origin; 3268 3269 /* Remember when output has begun, to stop strange things 3270 from happening. */ 3271 boolean output_has_begun; 3272 3273 /* A hash table for section names. */ 3274 struct bfd_hash_table section_htab; 3275 3276 /* Pointer to linked list of sections. */ 3277 struct sec *sections; 3278 3279 /* The place where we add to the section list. */ 3280 struct sec **section_tail; 3281 3282 /* The number of sections. */ 3283 unsigned int section_count; 3284 3285 /* Stuff only useful for object files: 3286 The start address. */ 3287 bfd_vma start_address; 3288 3289 /* Used for input and output. */ 3290 unsigned int symcount; 3291 3292 /* Symbol table for output BFD (with symcount entries). */ 3293 struct symbol_cache_entry **outsymbols; 3294 3295 /* Pointer to structure which contains architecture information. */ 3296 const struct bfd_arch_info *arch_info; 3297 3298 /* Stuff only useful for archives. */ 3299 PTR arelt_data; 3300 struct _bfd *my_archive; /* The containing archive BFD. */ 3301 struct _bfd *next; /* The next BFD in the archive. */ 3302 struct _bfd *archive_head; /* The first BFD in the archive. */ 3303 boolean has_armap; 3304 3305 /* A chain of BFD structures involved in a link. */ 3306 struct _bfd *link_next; 3307 3308 /* A field used by _bfd_generic_link_add_archive_symbols. This will 3309 be used only for archive elements. */ 3310 int archive_pass; 3311 3312 /* Used by the back end to hold private data. */ 3313 union 3314 { 3315 struct aout_data_struct *aout_data; 3316 struct artdata *aout_ar_data; 3317 struct _oasys_data *oasys_obj_data; 3318 struct _oasys_ar_data *oasys_ar_data; 3319 struct coff_tdata *coff_obj_data; 3320 struct pe_tdata *pe_obj_data; 3321 struct xcoff_tdata *xcoff_obj_data; 3322 struct ecoff_tdata *ecoff_obj_data; 3323 struct ieee_data_struct *ieee_data; 3324 struct ieee_ar_data_struct *ieee_ar_data; 3325 struct srec_data_struct *srec_data; 3326 struct ihex_data_struct *ihex_data; 3327 struct tekhex_data_struct *tekhex_data; 3328 struct elf_obj_tdata *elf_obj_data; 3329 struct nlm_obj_tdata *nlm_obj_data; 3330 struct bout_data_struct *bout_data; 3331 struct mmo_data_struct *mmo_data; 3332 struct sun_core_struct *sun_core_data; 3333 struct sco5_core_struct *sco5_core_data; 3334 struct trad_core_struct *trad_core_data; 3335 struct som_data_struct *som_data; 3336 struct hpux_core_struct *hpux_core_data; 3337 struct hppabsd_core_struct *hppabsd_core_data; 3338 struct sgi_core_struct *sgi_core_data; 3339 struct lynx_core_struct *lynx_core_data; 3340 struct osf_core_struct *osf_core_data; 3341 struct cisco_core_struct *cisco_core_data; 3342 struct versados_data_struct *versados_data; 3343 struct netbsd_core_struct *netbsd_core_data; 3344 PTR any; 3345 } 3346 tdata; 3347 3348 /* Used by the application to hold private data. */ 3349 PTR usrdata; 3350 3351 /* Where all the allocated stuff under this BFD goes. This is a 3352 struct objalloc *, but we use PTR to avoid requiring the inclusion of 3353 objalloc.h. */ 3354 PTR memory; 3355}; 3356 3357typedef enum bfd_error 3358{ 3359 bfd_error_no_error = 0, 3360 bfd_error_system_call, 3361 bfd_error_invalid_target, 3362 bfd_error_wrong_format, 3363 bfd_error_wrong_object_format, 3364 bfd_error_invalid_operation, 3365 bfd_error_no_memory, 3366 bfd_error_no_symbols, 3367 bfd_error_no_armap, 3368 bfd_error_no_more_archived_files, 3369 bfd_error_malformed_archive, 3370 bfd_error_file_not_recognized, 3371 bfd_error_file_ambiguously_recognized, 3372 bfd_error_no_contents, 3373 bfd_error_nonrepresentable_section, 3374 bfd_error_no_debug_section, 3375 bfd_error_bad_value, 3376 bfd_error_file_truncated, 3377 bfd_error_file_too_big, 3378 bfd_error_invalid_error_code 3379} 3380bfd_error_type; 3381 3382bfd_error_type 3383bfd_get_error PARAMS ((void)); 3384 3385void 3386bfd_set_error PARAMS ((bfd_error_type error_tag)); 3387 3388const char * 3389bfd_errmsg PARAMS ((bfd_error_type error_tag)); 3390 3391void 3392bfd_perror PARAMS ((const char *message)); 3393 3394typedef void (*bfd_error_handler_type) PARAMS ((const char *, ...)); 3395 3396bfd_error_handler_type 3397bfd_set_error_handler PARAMS ((bfd_error_handler_type)); 3398 3399void 3400bfd_set_error_program_name PARAMS ((const char *)); 3401 3402bfd_error_handler_type 3403bfd_get_error_handler PARAMS ((void)); 3404 3405const char * 3406bfd_archive_filename PARAMS ((bfd *)); 3407 3408long 3409bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect)); 3410 3411long 3412bfd_canonicalize_reloc PARAMS ((bfd *abfd, 3413 asection *sec, 3414 arelent **loc, 3415 asymbol **syms)); 3416 3417void 3418bfd_set_reloc PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count)); 3419 3420boolean 3421bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags)); 3422 3423int 3424bfd_get_arch_size PARAMS ((bfd *abfd)); 3425 3426int 3427bfd_get_sign_extend_vma PARAMS ((bfd *abfd)); 3428 3429boolean 3430bfd_set_start_address PARAMS ((bfd *abfd, bfd_vma vma)); 3431 3432long 3433bfd_get_mtime PARAMS ((bfd *abfd)); 3434 3435long 3436bfd_get_size PARAMS ((bfd *abfd)); 3437 3438unsigned int 3439bfd_get_gp_size PARAMS ((bfd *abfd)); 3440 3441void 3442bfd_set_gp_size PARAMS ((bfd *abfd, unsigned int i)); 3443 3444bfd_vma 3445bfd_scan_vma PARAMS ((const char *string, const char **end, int base)); 3446 3447boolean 3448bfd_copy_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd)); 3449 3450#define bfd_copy_private_bfd_data(ibfd, obfd) \ 3451 BFD_SEND (obfd, _bfd_copy_private_bfd_data, \ 3452 (ibfd, obfd)) 3453boolean 3454bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd)); 3455 3456#define bfd_merge_private_bfd_data(ibfd, obfd) \ 3457 BFD_SEND (obfd, _bfd_merge_private_bfd_data, \ 3458 (ibfd, obfd)) 3459boolean 3460bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags)); 3461 3462#define bfd_set_private_flags(abfd, flags) \ 3463 BFD_SEND (abfd, _bfd_set_private_flags, \ 3464 (abfd, flags)) 3465#define bfd_sizeof_headers(abfd, reloc) \ 3466 BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc)) 3467 3468#define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \ 3469 BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line)) 3470 3471 /* Do these three do anything useful at all, for any back end? */ 3472#define bfd_debug_info_start(abfd) \ 3473 BFD_SEND (abfd, _bfd_debug_info_start, (abfd)) 3474 3475#define bfd_debug_info_end(abfd) \ 3476 BFD_SEND (abfd, _bfd_debug_info_end, (abfd)) 3477 3478#define bfd_debug_info_accumulate(abfd, section) \ 3479 BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section)) 3480 3481 3482#define bfd_stat_arch_elt(abfd, stat) \ 3483 BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat)) 3484 3485#define bfd_update_armap_timestamp(abfd) \ 3486 BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd)) 3487 3488#define bfd_set_arch_mach(abfd, arch, mach)\ 3489 BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach)) 3490 3491#define bfd_relax_section(abfd, section, link_info, again) \ 3492 BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again)) 3493 3494#define bfd_gc_sections(abfd, link_info) \ 3495 BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info)) 3496 3497#define bfd_merge_sections(abfd, link_info) \ 3498 BFD_SEND (abfd, _bfd_merge_sections, (abfd, link_info)) 3499 3500#define bfd_link_hash_table_create(abfd) \ 3501 BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd)) 3502 3503#define bfd_link_add_symbols(abfd, info) \ 3504 BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info)) 3505 3506#define bfd_final_link(abfd, info) \ 3507 BFD_SEND (abfd, _bfd_final_link, (abfd, info)) 3508 3509#define bfd_free_cached_info(abfd) \ 3510 BFD_SEND (abfd, _bfd_free_cached_info, (abfd)) 3511 3512#define bfd_get_dynamic_symtab_upper_bound(abfd) \ 3513 BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd)) 3514 3515#define bfd_print_private_bfd_data(abfd, file)\ 3516 BFD_SEND (abfd, _bfd_print_private_bfd_data, (abfd, file)) 3517 3518#define bfd_canonicalize_dynamic_symtab(abfd, asymbols) \ 3519 BFD_SEND (abfd, _bfd_canonicalize_dynamic_symtab, (abfd, asymbols)) 3520 3521#define bfd_get_dynamic_reloc_upper_bound(abfd) \ 3522 BFD_SEND (abfd, _bfd_get_dynamic_reloc_upper_bound, (abfd)) 3523 3524#define bfd_canonicalize_dynamic_reloc(abfd, arels, asyms) \ 3525 BFD_SEND (abfd, _bfd_canonicalize_dynamic_reloc, (abfd, arels, asyms)) 3526 3527extern bfd_byte *bfd_get_relocated_section_contents 3528 PARAMS ((bfd *, struct bfd_link_info *, 3529 struct bfd_link_order *, bfd_byte *, 3530 boolean, asymbol **)); 3531 3532boolean 3533bfd_alt_mach_code PARAMS ((bfd *abfd, int index)); 3534 3535symindex 3536bfd_get_next_mapent PARAMS ((bfd *abfd, symindex previous, carsym **sym)); 3537 3538boolean 3539bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head)); 3540 3541bfd * 3542bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous)); 3543 3544const char * 3545bfd_core_file_failing_command PARAMS ((bfd *abfd)); 3546 3547int 3548bfd_core_file_failing_signal PARAMS ((bfd *abfd)); 3549 3550boolean 3551core_file_matches_executable_p PARAMS ((bfd *core_bfd, bfd *exec_bfd)); 3552 3553#define BFD_SEND(bfd, message, arglist) \ 3554 ((*((bfd)->xvec->message)) arglist) 3555 3556#ifdef DEBUG_BFD_SEND 3557#undef BFD_SEND 3558#define BFD_SEND(bfd, message, arglist) \ 3559 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \ 3560 ((*((bfd)->xvec->message)) arglist) : \ 3561 (bfd_assert (__FILE__,__LINE__), NULL)) 3562#endif 3563#define BFD_SEND_FMT(bfd, message, arglist) \ 3564 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) 3565 3566#ifdef DEBUG_BFD_SEND 3567#undef BFD_SEND_FMT 3568#define BFD_SEND_FMT(bfd, message, arglist) \ 3569 (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \ 3570 (((bfd)->xvec->message[(int) ((bfd)->format)]) arglist) : \ 3571 (bfd_assert (__FILE__,__LINE__), NULL)) 3572#endif 3573 3574enum bfd_flavour 3575{ 3576 bfd_target_unknown_flavour, 3577 bfd_target_aout_flavour, 3578 bfd_target_coff_flavour, 3579 bfd_target_ecoff_flavour, 3580 bfd_target_xcoff_flavour, 3581 bfd_target_elf_flavour, 3582 bfd_target_ieee_flavour, 3583 bfd_target_nlm_flavour, 3584 bfd_target_oasys_flavour, 3585 bfd_target_tekhex_flavour, 3586 bfd_target_srec_flavour, 3587 bfd_target_ihex_flavour, 3588 bfd_target_som_flavour, 3589 bfd_target_os9k_flavour, 3590 bfd_target_versados_flavour, 3591 bfd_target_msdos_flavour, 3592 bfd_target_ovax_flavour, 3593 bfd_target_evax_flavour, 3594 bfd_target_mmo_flavour 3595}; 3596 3597enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN }; 3598 3599/* Forward declaration. */ 3600typedef struct bfd_link_info _bfd_link_info; 3601 3602typedef struct bfd_target 3603{ 3604 /* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */ 3605 char *name; 3606 3607 /* The "flavour" of a back end is a general indication about 3608 the contents of a file. */ 3609 enum bfd_flavour flavour; 3610 3611 /* The order of bytes within the data area of a file. */ 3612 enum bfd_endian byteorder; 3613 3614 /* The order of bytes within the header parts of a file. */ 3615 enum bfd_endian header_byteorder; 3616 3617 /* A mask of all the flags which an executable may have set - 3618 from the set <<BFD_NO_FLAGS>>, <<HAS_RELOC>>, ...<<D_PAGED>>. */ 3619 flagword object_flags; 3620 3621 /* A mask of all the flags which a section may have set - from 3622 the set <<SEC_NO_FLAGS>>, <<SEC_ALLOC>>, ...<<SET_NEVER_LOAD>>. */ 3623 flagword section_flags; 3624 3625 /* The character normally found at the front of a symbol. 3626 (if any), perhaps `_'. */ 3627 char symbol_leading_char; 3628 3629 /* The pad character for file names within an archive header. */ 3630 char ar_pad_char; 3631 3632 /* The maximum number of characters in an archive header. */ 3633 unsigned short ar_max_namelen; 3634 3635 /* Entries for byte swapping for data. These are different from the 3636 other entry points, since they don't take a BFD asthe first argument. 3637 Certain other handlers could do the same. */ 3638 bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *)); 3639 bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *)); 3640 void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *)); 3641 bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *)); 3642 bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *)); 3643 void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *)); 3644 bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *)); 3645 bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *)); 3646 void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *)); 3647 3648 /* Byte swapping for the headers. */ 3649 bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *)); 3650 bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *)); 3651 void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *)); 3652 bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *)); 3653 bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *)); 3654 void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *)); 3655 bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *)); 3656 bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *)); 3657 void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *)); 3658 3659 /* Format dependent routines: these are vectors of entry points 3660 within the target vector structure, one for each format to check. */ 3661 3662 /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */ 3663 const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *)); 3664 3665 /* Set the format of a file being written. */ 3666 boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *)); 3667 3668 /* Write cached information into a file being written, at <<bfd_close>>. */ 3669 boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *)); 3670 3671 3672 /* Generic entry points. */ 3673#define BFD_JUMP_TABLE_GENERIC(NAME) \ 3674CONCAT2 (NAME,_close_and_cleanup), \ 3675CONCAT2 (NAME,_bfd_free_cached_info), \ 3676CONCAT2 (NAME,_new_section_hook), \ 3677CONCAT2 (NAME,_get_section_contents), \ 3678CONCAT2 (NAME,_get_section_contents_in_window) 3679 3680 /* Called when the BFD is being closed to do any necessary cleanup. */ 3681 boolean (*_close_and_cleanup) PARAMS ((bfd *)); 3682 /* Ask the BFD to free all cached information. */ 3683 boolean (*_bfd_free_cached_info) PARAMS ((bfd *)); 3684 /* Called when a new section is created. */ 3685 boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr)); 3686 /* Read the contents of a section. */ 3687 boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR, 3688 file_ptr, bfd_size_type)); 3689 boolean (*_bfd_get_section_contents_in_window) 3690 PARAMS ((bfd *, sec_ptr, bfd_window *, file_ptr, bfd_size_type)); 3691 3692 /* Entry points to copy private data. */ 3693#define BFD_JUMP_TABLE_COPY(NAME) \ 3694CONCAT2 (NAME,_bfd_copy_private_bfd_data), \ 3695CONCAT2 (NAME,_bfd_merge_private_bfd_data), \ 3696CONCAT2 (NAME,_bfd_copy_private_section_data), \ 3697CONCAT2 (NAME,_bfd_copy_private_symbol_data), \ 3698CONCAT2 (NAME,_bfd_set_private_flags), \ 3699CONCAT2 (NAME,_bfd_print_private_bfd_data) \ 3700 /* Called to copy BFD general private data from one object file 3701 to another. */ 3702 boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *)); 3703 /* Called to merge BFD general private data from one object file 3704 to a common output file when linking. */ 3705 boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *)); 3706 /* Called to copy BFD private section data from one object file 3707 to another. */ 3708 boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr, 3709 bfd *, sec_ptr)); 3710 /* Called to copy BFD private symbol data from one symbol 3711 to another. */ 3712 boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *, 3713 bfd *, asymbol *)); 3714 /* Called to set private backend flags. */ 3715 boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword)); 3716 3717 /* Called to print private BFD data. */ 3718 boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR)); 3719 3720 /* Core file entry points. */ 3721#define BFD_JUMP_TABLE_CORE(NAME) \ 3722CONCAT2 (NAME,_core_file_failing_command), \ 3723CONCAT2 (NAME,_core_file_failing_signal), \ 3724CONCAT2 (NAME,_core_file_matches_executable_p) 3725 char * (*_core_file_failing_command) PARAMS ((bfd *)); 3726 int (*_core_file_failing_signal) PARAMS ((bfd *)); 3727 boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *)); 3728 3729 /* Archive entry points. */ 3730#define BFD_JUMP_TABLE_ARCHIVE(NAME) \ 3731CONCAT2 (NAME,_slurp_armap), \ 3732CONCAT2 (NAME,_slurp_extended_name_table), \ 3733CONCAT2 (NAME,_construct_extended_name_table), \ 3734CONCAT2 (NAME,_truncate_arname), \ 3735CONCAT2 (NAME,_write_armap), \ 3736CONCAT2 (NAME,_read_ar_hdr), \ 3737CONCAT2 (NAME,_openr_next_archived_file), \ 3738CONCAT2 (NAME,_get_elt_at_index), \ 3739CONCAT2 (NAME,_generic_stat_arch_elt), \ 3740CONCAT2 (NAME,_update_armap_timestamp) 3741 boolean (*_bfd_slurp_armap) PARAMS ((bfd *)); 3742 boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *)); 3743 boolean (*_bfd_construct_extended_name_table) 3744 PARAMS ((bfd *, char **, bfd_size_type *, const char **)); 3745 void (*_bfd_truncate_arname) PARAMS ((bfd *, const char *, char *)); 3746 boolean (*write_armap) 3747 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int)); 3748 PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *)); 3749 bfd * (*openr_next_archived_file) PARAMS ((bfd *, bfd *)); 3750#define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i)) 3751 bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex)); 3752 int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *)); 3753 boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *)); 3754 3755 /* Entry points used for symbols. */ 3756#define BFD_JUMP_TABLE_SYMBOLS(NAME) \ 3757CONCAT2 (NAME,_get_symtab_upper_bound), \ 3758CONCAT2 (NAME,_get_symtab), \ 3759CONCAT2 (NAME,_make_empty_symbol), \ 3760CONCAT2 (NAME,_print_symbol), \ 3761CONCAT2 (NAME,_get_symbol_info), \ 3762CONCAT2 (NAME,_bfd_is_local_label_name), \ 3763CONCAT2 (NAME,_get_lineno), \ 3764CONCAT2 (NAME,_find_nearest_line), \ 3765CONCAT2 (NAME,_bfd_make_debug_symbol), \ 3766CONCAT2 (NAME,_read_minisymbols), \ 3767CONCAT2 (NAME,_minisymbol_to_symbol) 3768 long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *)); 3769 long (*_bfd_canonicalize_symtab) PARAMS ((bfd *, 3770 struct symbol_cache_entry **)); 3771 struct symbol_cache_entry * 3772 (*_bfd_make_empty_symbol) PARAMS ((bfd *)); 3773 void (*_bfd_print_symbol) PARAMS ((bfd *, PTR, 3774 struct symbol_cache_entry *, 3775 bfd_print_symbol_type)); 3776#define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e)) 3777 void (*_bfd_get_symbol_info) PARAMS ((bfd *, 3778 struct symbol_cache_entry *, 3779 symbol_info *)); 3780#define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e)) 3781 boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *)); 3782 3783 alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *)); 3784 boolean (*_bfd_find_nearest_line) 3785 PARAMS ((bfd *, struct sec *, struct symbol_cache_entry **, bfd_vma, 3786 const char **, const char **, unsigned int *)); 3787 /* Back-door to allow format-aware applications to create debug symbols 3788 while using BFD for everything else. Currently used by the assembler 3789 when creating COFF files. */ 3790 asymbol *(*_bfd_make_debug_symbol) PARAMS ((bfd *, void *, 3791 unsigned long size)); 3792#define bfd_read_minisymbols(b, d, m, s) \ 3793 BFD_SEND (b, _read_minisymbols, (b, d, m, s)) 3794 long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *, 3795 unsigned int *)); 3796#define bfd_minisymbol_to_symbol(b, d, m, f) \ 3797 BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f)) 3798 asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR, 3799 asymbol *)); 3800 3801 /* Routines for relocs. */ 3802#define BFD_JUMP_TABLE_RELOCS(NAME) \ 3803CONCAT2 (NAME,_get_reloc_upper_bound), \ 3804CONCAT2 (NAME,_canonicalize_reloc), \ 3805CONCAT2 (NAME,_bfd_reloc_type_lookup) 3806 long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr)); 3807 long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **, 3808 struct symbol_cache_entry **)); 3809 /* See documentation on reloc types. */ 3810 reloc_howto_type * 3811 (*reloc_type_lookup) PARAMS ((bfd *, bfd_reloc_code_real_type)); 3812 3813 /* Routines used when writing an object file. */ 3814#define BFD_JUMP_TABLE_WRITE(NAME) \ 3815CONCAT2 (NAME,_set_arch_mach), \ 3816CONCAT2 (NAME,_set_section_contents) 3817 boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture, 3818 unsigned long)); 3819 boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR, 3820 file_ptr, bfd_size_type)); 3821 3822 /* Routines used by the linker. */ 3823#define BFD_JUMP_TABLE_LINK(NAME) \ 3824CONCAT2 (NAME,_sizeof_headers), \ 3825CONCAT2 (NAME,_bfd_get_relocated_section_contents), \ 3826CONCAT2 (NAME,_bfd_relax_section), \ 3827CONCAT2 (NAME,_bfd_link_hash_table_create), \ 3828CONCAT2 (NAME,_bfd_link_add_symbols), \ 3829CONCAT2 (NAME,_bfd_final_link), \ 3830CONCAT2 (NAME,_bfd_link_split_section), \ 3831CONCAT2 (NAME,_bfd_gc_sections), \ 3832CONCAT2 (NAME,_bfd_merge_sections) 3833 int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean)); 3834 bfd_byte *(*_bfd_get_relocated_section_contents) 3835 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, 3836 bfd_byte *, boolean, struct symbol_cache_entry **)); 3837 3838 boolean (*_bfd_relax_section) 3839 PARAMS ((bfd *, struct sec *, struct bfd_link_info *, boolean *)); 3840 3841 /* Create a hash table for the linker. Different backends store 3842 different information in this table. */ 3843 struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *)); 3844 3845 /* Add symbols from this object file into the hash table. */ 3846 boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *)); 3847 3848 /* Do a link based on the link_order structures attached to each 3849 section of the BFD. */ 3850 boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *)); 3851 3852 /* Should this section be split up into smaller pieces during linking. */ 3853 boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *)); 3854 3855 /* Remove sections that are not referenced from the output. */ 3856 boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *)); 3857 3858 /* Attempt to merge SEC_MERGE sections. */ 3859 boolean (*_bfd_merge_sections) PARAMS ((bfd *, struct bfd_link_info *)); 3860 3861 /* Routines to handle dynamic symbols and relocs. */ 3862#define BFD_JUMP_TABLE_DYNAMIC(NAME) \ 3863CONCAT2 (NAME,_get_dynamic_symtab_upper_bound), \ 3864CONCAT2 (NAME,_canonicalize_dynamic_symtab), \ 3865CONCAT2 (NAME,_get_dynamic_reloc_upper_bound), \ 3866CONCAT2 (NAME,_canonicalize_dynamic_reloc) 3867 /* Get the amount of memory required to hold the dynamic symbols. */ 3868 long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *)); 3869 /* Read in the dynamic symbols. */ 3870 long (*_bfd_canonicalize_dynamic_symtab) 3871 PARAMS ((bfd *, struct symbol_cache_entry **)); 3872 /* Get the amount of memory required to hold the dynamic relocs. */ 3873 long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *)); 3874 /* Read in the dynamic relocs. */ 3875 long (*_bfd_canonicalize_dynamic_reloc) 3876 PARAMS ((bfd *, arelent **, struct symbol_cache_entry **)); 3877 3878 /* Opposite endian version of this target. */ 3879 const struct bfd_target * alternative_target; 3880 3881 /* Data for use by back-end routines, which isn't 3882 generic enough to belong in this structure. */ 3883 PTR backend_data; 3884 3885} bfd_target; 3886 3887boolean 3888bfd_set_default_target PARAMS ((const char *name)); 3889 3890const bfd_target * 3891bfd_find_target PARAMS ((const char *target_name, bfd *abfd)); 3892 3893const char ** 3894bfd_target_list PARAMS ((void)); 3895 3896const bfd_target * 3897bfd_search_for_target PARAMS ((int (* search_func) (const bfd_target *, void *), void *)); 3898 3899boolean 3900bfd_check_format PARAMS ((bfd *abfd, bfd_format format)); 3901 3902boolean 3903bfd_check_format_matches PARAMS ((bfd *abfd, bfd_format format, char ***matching)); 3904 3905boolean 3906bfd_set_format PARAMS ((bfd *abfd, bfd_format format)); 3907 3908const char * 3909bfd_format_string PARAMS ((bfd_format format)); 3910 3911#ifdef __cplusplus 3912} 3913#endif 3914#endif 3915