gas/config/obj-coff-bfd.h

   1 /* coff object file format
   2    Copyright (C) 1989, 1990, 1991 Free Software Foundation, Inc.
   3
   4 This file is part of GAS.
   5
   6 GAS is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GAS is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GAS; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20 /* $Id$ */
  21
  22 #define OBJ_COFF 1
  23
  24 #include "targ-cpu.h"
  25
  26
  27 #ifdef BFD_HEADERS
  28 #include "bfd.h"
  29
  30 extern bfd *stdoutput;
  31 /* This internal_lineno crap is to stop namespace pollution from the
  32    bfd internal coff headerfile. */
  33
  34 #define internal_lineno bfd_internal_lineno
  35 #include "internalcoff.h"
  36 #undef internal_lineno
  37
  38 #if defined(TC_H8300)
  39 #include "coff-h8300.h"
  40 #define TARGET_FORMAT "coff-h8300"
  41 #elif defined(TC_A29K)
  42 #include "coff-a29k.h"
  43 #define TARGET_FORMAT "coff-a29k-big"
  44 #else
  45 help me
  46 #endif
  47 #else
  48 #include "coff.gnu.h"
  49 #endif
  50
  51 #ifdef USE_NATIVE_HEADERS
  52 #include <filehdr.h>
  53 #include <aouthdr.h>
  54 #include <scnhdr.h>
  55 #include <storclass.h>
  56 #include <linenum.h>
  57 #include <syms.h>
  58 #include <reloc.h>
  59 #include <sys/types.h>
  60 #endif /* USE_NATIVE_HEADERS */
  61
  62 /* Define some processor dependent values according to the processor we are
  63    on. */
  64 #if defined(TC_H8300)
  65 #define BYTE_ORDERING          0
  66 #define FILE_HEADER_MAGIC      H8300MAGIC
  67 #elif defined(TC_M68K)
  68
  69 #define BYTE_ORDERING           F_AR32W    /* See filehdr.h for more info. */
  70 #ifndef FILE_HEADER_MAGIC
  71 #define FILE_HEADER_MAGIC       MC68MAGIC  /* ... */
  72 #endif /* FILE_HEADER_MAGIC */
  73
  74 #elif defined(TC_I386)
  75
  76 #define BYTE_ORDERING           F_AR32WR   /* See filehdr.h for more info. */
  77 #ifndef FILE_HEADER_MAGIC
  78 #define FILE_HEADER_MAGIC       I386MAGIC  /* ... */
  79 #endif /* FILE_HEADER_MAGIC */
  80
  81 #elif defined(TC_I960)
  82
  83 #define BYTE_ORDERING           F_AR32WR   /* See filehdr.h for more info. */
  84 #ifndef FILE_HEADER_MAGIC
  85 #define FILE_HEADER_MAGIC       I960ROMAGIC  /* ... */
  86 #endif /* FILE_HEADER_MAGIC */
  87
  88 #elif defined(TC_A29K)
  89
  90 #define BYTE_ORDERING           F_AR32W /* big endian. */
  91 #ifndef FILE_HEADER_MAGIC
  92 #define FILE_HEADER_MAGIC       SIPFBOMAGIC
  93 #endif /* FILE_HEADER_MAGIC */
  94
  95 #else
  96 you lose
  97 #endif
  98
  99
 100 #ifndef OBJ_COFF_MAX_AUXENTRIES
 101 #define OBJ_COFF_MAX_AUXENTRIES 1
 102 #endif /* OBJ_COFF_MAX_AUXENTRIES */
 103
 104 /*extern const short seg_N_TYPE[];*/
 105 extern const segT  N_TYPE_seg[];
 106
 107 /* Magic number of paged executable. */
 108 #define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE    0x8300
 109
 110 #ifndef BFD_HEADERS
 111
 112 /* Add these definitions to have a consistent convention for all the
 113    types used in COFF format. */
 114 #define AOUTHDR                 struct aouthdr
 115 #define AOUTHDRSZ               sizeof(AOUTHDR)
 116 #endif
 117
 118 /* SYMBOL TABLE */
 119
 120  /* targets may also set this */
 121 #ifndef SYMBOLS_NEED_BACKPOINTERS
 122 #define SYMBOLS_NEED_BACKPOINTERS 1
 123 #endif /* SYMBOLS_NEED_BACKPOINTERS */
 124
 125 /* Symbol table entry data type */
 126
 127 typedef struct
 128 {
 129   struct internal_syment  ost_entry; /* Basic symbol */
 130   union internal_auxent ost_auxent[OBJ_COFF_MAX_AUXENTRIES]; /* Auxiliary entry. */
 131
 132   unsigned int ost_flags; /* obj_coff internal use only flags */
 133 } obj_symbol_type;
 134
 135 #define DO_NOT_STRIP    0
 136 #define DO_STRIP        1
 137
 138 /* Symbol table macros and constants */
 139
 140 /* Possible and usefull section number in symbol table
 141  * The values of TEXT, DATA and BSS may not be portable.
 142  */
 143
 144 #define C_ABS_SECTION           N_ABS
 145 #define C_UNDEF_SECTION         N_UNDEF
 146 #define C_DEBUG_SECTION         N_DEBUG
 147 #define C_NTV_SECTION           N_TV
 148 #define C_PTV_SECTION           P_TV
 149 #define C_REGISTER_SECTION      20
 150
 151 /*
 152  *  Macros to extract information from a symbol table entry.
 153  *  This syntaxic indirection allows independence regarding a.out or coff.
 154  *  The argument (s) of all these macros is a pointer to a symbol table entry.
 155  */
 156
 157 /* Predicates */
 158 /* True if the symbol is external */
 159 #define S_IS_EXTERNAL(s)        ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION)
 160 /* True if symbol has been defined, ie :
 161   section > 0 (DATA, TEXT or BSS)
 162   section == 0 and value > 0 (external bss symbol) */
 163 #define S_IS_DEFINED(s)         ((s)->sy_symbol.ost_entry.n_scnum > C_UNDEF_SECTION || \
 164                                  ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION && \
 165                                   (s)->sy_symbol.ost_entry.n_value > 0))
 166 /* True if a debug special symbol entry */
 167 #define S_IS_DEBUG(s)           ((s)->sy_symbol.ost_entry.n_scnum == C_DEBUG_SECTION)
 168 /* True if a symbol is local symbol name */
 169 /* A symbol name whose name begin with ^A is a gas internal pseudo symbol */
 170 #define S_IS_LOCAL(s)           (S_GET_NAME(s)[0] == '\001' || \
 171                                  (s)->sy_symbol.ost_entry.n_scnum == C_REGISTER_SECTION || \
 172                                  (S_LOCAL_NAME(s) && !flagseen['L']))
 173 /* True if a symbol is not defined in this file */
 174 #define S_IS_EXTERN(s)          ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value == 0)
 175 /*
 176  * True if a symbol can be multiply defined (bss symbols have this def
 177  * though it is bad practice)
 178  */
 179 #define S_IS_COMMON(s)          ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value != 0)
 180 /* True if a symbol name is in the string table, i.e. its length is > 8. */
 181 #define S_IS_STRING(s)          (strlen(S_GET_NAME(s)) > 8 ? 1 : 0)
 182
 183 /* Accessors */
 184 /* The name of the symbol */
 185 #define S_GET_NAME(s)           ((char*)(s)->sy_symbol.ost_entry.n_offset)
 186 /* The pointer to the string table */
 187 #define S_GET_OFFSET(s)         ((s)->sy_symbol.ost_entry.n_offset)
 188 /* The zeroes if symbol name is longer than 8 chars */
 189 #define S_GET_ZEROES(s)         ((s)->sy_symbol.ost_entry.n_zeroes)
 190 /* The value of the symbol */
 191 #define S_GET_VALUE(s)          ((unsigned) ((s)->sy_symbol.ost_entry.n_value))
 192 /* The numeric value of the segment */
 193 #define S_GET_SEGMENT(s)   s_get_segment(s)
 194 /* The data type */
 195 #define S_GET_DATA_TYPE(s)      ((s)->sy_symbol.ost_entry.n_type)
 196 /* The storage class */
 197 #define S_GET_STORAGE_CLASS(s)  ((s)->sy_symbol.ost_entry.n_sclass)
 198 /* The number of auxiliary entries */
 199 #define S_GET_NUMBER_AUXILIARY(s)       ((s)->sy_symbol.ost_entry.n_numaux)
 200
 201 /* Modifiers */
 202 /* Set the name of the symbol */
 203 #define S_SET_NAME(s,v)         ((s)->sy_symbol.ost_entry.n_offset = (unsigned long)(v))
 204 /* Set the offset of the symbol */
 205 #define S_SET_OFFSET(s,v)       ((s)->sy_symbol.ost_entry.n_offset = (v))
 206 /* The zeroes if symbol name is longer than 8 chars */
 207 #define S_SET_ZEROES(s,v)               ((s)->sy_symbol.ost_entry.n_zeroes = (v))
 208 /* Set the value of the symbol */
 209 #define S_SET_VALUE(s,v)        ((s)->sy_symbol.ost_entry.n_value = (v))
 210 /* The numeric value of the segment */
 211 #define S_SET_SEGMENT(s,v)      ((s)->sy_symbol.ost_entry.n_scnum = SEGMENT_TO_SYMBOL_TYPE(v))
 212 /* The data type */
 213 #define S_SET_DATA_TYPE(s,v)    ((s)->sy_symbol.ost_entry.n_type = (v))
 214 /* The storage class */
 215 #define S_SET_STORAGE_CLASS(s,v)        ((s)->sy_symbol.ost_entry.n_sclass = (v))
 216 /* The number of auxiliary entries */
 217 #define S_SET_NUMBER_AUXILIARY(s,v)     ((s)->sy_symbol.ost_entry.n_numaux = (v))
 218
 219 /* Additional modifiers */
 220 /* The symbol is external (does not mean undefined) */
 221 #define S_SET_EXTERNAL(s)       { S_SET_STORAGE_CLASS(s, C_EXT) ; SF_CLEAR_LOCAL(s); }
 222
 223 /* Auxiliary entry macros. SA_ stands for symbol auxiliary */
 224 /* Omit the tv related fields */
 225 /* Accessors */
 226 #ifdef BFD_HEADERS
 227 #define SA_GET_SYM_TAGNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l)
 228 #else
 229 #define SA_GET_SYM_TAGNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx)
 230 #endif
 231 #define SA_GET_SYM_LNNO(s)      ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno)
 232 #define SA_GET_SYM_SIZE(s)      ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size)
 233 #define SA_GET_SYM_FSIZE(s)     ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize)
 234 #define SA_GET_SYM_LNNOPTR(s)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr)
 235 #ifdef BFD_HEADERS
 236 #define SA_GET_SYM_ENDNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l)
 237 #else
 238 #define SA_GET_SYM_ENDNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx)
 239 #endif
 240 #define SA_GET_SYM_DIMEN(s,i)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)])
 241 #define SA_GET_FILE_FNAME(s)    ((s)->sy_symbol.ost_auxent[0].x_file.x_fname)
 242 #define SA_GET_SCN_SCNLEN(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen)
 243 #define SA_GET_SCN_NRELOC(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc)
 244 #define SA_GET_SCN_NLINNO(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno)
 245
 246 /* Modifiers */
 247 #ifdef BFD_HEADERS
 248 #define SA_SET_SYM_TAGNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l=(v))
 249 #else
 250 #define SA_SET_SYM_TAGNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx=(v))
 251 #endif
 252 #define SA_SET_SYM_LNNO(s,v)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno=(v))
 253 #define SA_SET_SYM_SIZE(s,v)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size=(v))
 254 #define SA_SET_SYM_FSIZE(s,v)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize=(v))
 255 #define SA_SET_SYM_LNNOPTR(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr=(v))
 256 #ifdef BFD_HEADERS
 257 #define SA_SET_SYM_ENDNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l=(v))
 258 #else
 259 #define SA_SET_SYM_ENDNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx=(v))
 260 #endif
 261 #define SA_SET_SYM_DIMEN(s,i,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)]=(v))
 262 #define SA_SET_FILE_FNAME(s,v)  strncpy((s)->sy_symbol.ost_auxent[0].x_file.x_fname,(v),FILNMLEN)
 263 #define SA_SET_SCN_SCNLEN(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen=(v))
 264 #define SA_SET_SCN_NRELOC(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc=(v))
 265 #define SA_SET_SCN_NLINNO(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno=(v))
 266
 267 /*
 268  * Internal use only definitions. SF_ stands for symbol flags.
 269  *
 270  * These values can be assigned to sy_symbol.ost_flags field of a symbolS.
 271  *
 272  * You'll break i960 if you shift the SYSPROC bits anywhere else.  for
 273  * more on the balname/callname hack, see tc-i960.h.  b.out is done
 274  * differently.
 275  */
 276
 277 #define SF_I960_MASK    (0x000001ff) /* Bits 0-8 are used by the i960 port. */
 278 #define SF_SYSPROC      (0x0000003f)         /* bits 0-5 are used to store the sysproc number */
 279 #define SF_IS_SYSPROC   (0x00000040)         /* bit 6 marks symbols that are sysprocs */
 280 #define SF_BALNAME      (0x00000080)         /* bit 7 marks BALNAME symbols */
 281 #define SF_CALLNAME     (0x00000100)         /* bit 8 marks CALLNAME symbols */
 282
 283 #define SF_NORMAL_MASK  (0x0000ffff) /* bits 12-15 are general purpose. */
 284
 285 #define SF_STATICS      (0x00001000)         /* Mark the .text & all symbols */
 286 #define SF_DEFINED      (0x00002000)         /* Symbol is defined in this file */
 287 #define SF_STRING       (0x00004000)         /* Symbol name length > 8 */
 288 #define SF_LOCAL        (0x00008000)         /* Symbol must not be emitted */
 289
 290 #define SF_DEBUG_MASK   (0xffff0000) /* bits 16-31 are debug info */
 291
 292 #define SF_FUNCTION     (0x00010000)         /* The symbol is a function */
 293 #define SF_PROCESS      (0x00020000)         /* Process symbol before write */
 294 #define SF_TAGGED       (0x00040000)         /* Is associated with a tag */
 295 #define SF_TAG          (0x00080000)         /* Is a tag */
 296 #define SF_DEBUG        (0x00100000)         /* Is in debug or abs section */
 297 #define SF_GET_SEGMENT  (0x00200000)         /* Get the section of the forward symbol. */
 298  /* All other bits are unused. */
 299
 300 /* Accessors */
 301 #define SF_GET(s)               ((s)->sy_symbol.ost_flags)
 302 #define SF_GET_NORMAL_FIELD(s)  ((s)->sy_symbol.ost_flags & SF_NORMAL_MASK)
 303 #define SF_GET_DEBUG_FIELD(s)   ((s)->sy_symbol.ost_flags & SF_DEBUG_MASK)
 304 #define SF_GET_FILE(s)          ((s)->sy_symbol.ost_flags & SF_FILE)
 305 #define SF_GET_STATICS(s)       ((s)->sy_symbol.ost_flags & SF_STATICS)
 306 #define SF_GET_DEFINED(s)       ((s)->sy_symbol.ost_flags & SF_DEFINED)
 307 #define SF_GET_STRING(s)        ((s)->sy_symbol.ost_flags & SF_STRING)
 308 #define SF_GET_LOCAL(s)         ((s)->sy_symbol.ost_flags & SF_LOCAL)
 309 #define SF_GET_FUNCTION(s)      ((s)->sy_symbol.ost_flags & SF_FUNCTION)
 310 #define SF_GET_PROCESS(s)       ((s)->sy_symbol.ost_flags & SF_PROCESS)
 311 #define SF_GET_DEBUG(s)         ((s)->sy_symbol.ost_flags & SF_DEBUG)
 312 #define SF_GET_TAGGED(s)        ((s)->sy_symbol.ost_flags & SF_TAGGED)
 313 #define SF_GET_TAG(s)           ((s)->sy_symbol.ost_flags & SF_TAG)
 314 #define SF_GET_GET_SEGMENT(s)   ((s)->sy_symbol.ost_flags & SF_GET_SEGMENT)
 315 #define SF_GET_I960(s)          ((s)->sy_symbol.ost_flags & SF_I960_MASK) /* used by i960 */
 316 #define SF_GET_BALNAME(s)       ((s)->sy_symbol.ost_flags & SF_BALNAME) /* used by i960 */
 317 #define SF_GET_CALLNAME(s)      ((s)->sy_symbol.ost_flags & SF_CALLNAME) /* used by i960 */
 318 #define SF_GET_IS_SYSPROC(s)    ((s)->sy_symbol.ost_flags & SF_IS_SYSPROC) /* used by i960 */
 319 #define SF_GET_SYSPROC(s)       ((s)->sy_symbol.ost_flags & SF_SYSPROC) /* used by i960 */
 320
 321 /* Modifiers */
 322 #define SF_SET(s,v)             ((s)->sy_symbol.ost_flags = (v))
 323 #define SF_SET_NORMAL_FIELD(s,v)((s)->sy_symbol.ost_flags |= ((v) & SF_NORMAL_MASK))
 324 #define SF_SET_DEBUG_FIELD(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_DEBUG_MASK))
 325 #define SF_SET_FILE(s)          ((s)->sy_symbol.ost_flags |= SF_FILE)
 326 #define SF_SET_STATICS(s)       ((s)->sy_symbol.ost_flags |= SF_STATICS)
 327 #define SF_SET_DEFINED(s)       ((s)->sy_symbol.ost_flags |= SF_DEFINED)
 328 #define SF_SET_STRING(s)        ((s)->sy_symbol.ost_flags |= SF_STRING)
 329 #define SF_SET_LOCAL(s)         ((s)->sy_symbol.ost_flags |= SF_LOCAL)
 330 #define SF_CLEAR_LOCAL(s)       ((s)->sy_symbol.ost_flags &= ~SF_LOCAL)
 331 #define SF_SET_FUNCTION(s)      ((s)->sy_symbol.ost_flags |= SF_FUNCTION)
 332 #define SF_SET_PROCESS(s)       ((s)->sy_symbol.ost_flags |= SF_PROCESS)
 333 #define SF_SET_DEBUG(s)         ((s)->sy_symbol.ost_flags |= SF_DEBUG)
 334 #define SF_SET_TAGGED(s)        ((s)->sy_symbol.ost_flags |= SF_TAGGED)
 335 #define SF_SET_TAG(s)           ((s)->sy_symbol.ost_flags |= SF_TAG)
 336 #define SF_SET_GET_SEGMENT(s)   ((s)->sy_symbol.ost_flags |= SF_GET_SEGMENT)
 337 #define SF_SET_I960(s,v)        ((s)->sy_symbol.ost_flags |= ((v) & SF_I960_MASK)) /* used by i960 */
 338 #define SF_SET_BALNAME(s)       ((s)->sy_symbol.ost_flags |= SF_BALNAME) /* used by i960 */
 339 #define SF_SET_CALLNAME(s)      ((s)->sy_symbol.ost_flags |= SF_CALLNAME) /* used by i960 */
 340 #define SF_SET_IS_SYSPROC(s)    ((s)->sy_symbol.ost_flags |= SF_IS_SYSPROC) /* used by i960 */
 341 #define SF_SET_SYSPROC(s,v)     ((s)->sy_symbol.ost_flags |= ((v) & SF_SYSPROC)) /* used by i960 */
 342
 343 /* File header macro and type definition */
 344
 345 /*
 346  * File position calculators. Beware to use them when all the
 347  * appropriate fields are set in the header.
 348  */
 349
 350 #ifdef OBJ_COFF_OMIT_OPTIONAL_HEADER
 351 #define OBJ_COFF_AOUTHDRSZ (0)
 352 #else
 353 #define OBJ_COFF_AOUTHDRSZ (AOUTHDRSZ)
 354 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 355
 356 #define H_GET_FILE_SIZE(h) \
 357     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 358            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 359            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 360            H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h) + \
 361            H_GET_SYMBOL_TABLE_SIZE(h) + \
 362            (h)->string_table_size)
 363 #define H_GET_TEXT_FILE_OFFSET(h) \
 364     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 365            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ)
 366 #define H_GET_DATA_FILE_OFFSET(h) \
 367     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 368            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 369            H_GET_TEXT_SIZE(h))
 370 #define H_GET_BSS_FILE_OFFSET(h) 0
 371 #define H_GET_RELOCATION_FILE_OFFSET(h) \
 372     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 373            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 374            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h))
 375 #define H_GET_LINENO_FILE_OFFSET(h) \
 376     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 377            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 378            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 379            H_GET_RELOCATION_SIZE(h))
 380 #define H_GET_SYMBOL_TABLE_FILE_OFFSET(h) \
 381     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 382            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 383            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 384            H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h))
 385
 386 /* Accessors */
 387 /* aouthdr */
 388 #define H_GET_MAGIC_NUMBER(h)           ((h)->aouthdr.magic)
 389 #define H_GET_VERSION_STAMP(h)          ((h)->aouthdr.vstamp)
 390 #define H_GET_TEXT_SIZE(h)              ((h)->aouthdr.tsize)
 391 #define H_GET_DATA_SIZE(h)              ((h)->aouthdr.dsize)
 392 #define H_GET_BSS_SIZE(h)               ((h)->aouthdr.bsize)
 393 #define H_GET_ENTRY_POINT(h)            ((h)->aouthdr.entry)
 394 #define H_GET_TEXT_START(h)             ((h)->aouthdr.text_start)
 395 #define H_GET_DATA_START(h)             ((h)->aouthdr.data_start)
 396 /* filehdr */
 397 #define H_GET_FILE_MAGIC_NUMBER(h)      ((h)->filehdr.f_magic)
 398 #define H_GET_NUMBER_OF_SECTIONS(h)     ((h)->filehdr.f_nscns)
 399 #define H_GET_TIME_STAMP(h)             ((h)->filehdr.f_timdat)
 400 #define H_GET_SYMBOL_TABLE_POINTER(h)   ((h)->filehdr.f_symptr)
 401 #define H_GET_SYMBOL_COUNT(h)           ((h)->filehdr.f_nsyms)
 402 #define H_GET_SYMBOL_TABLE_SIZE(h)      (H_GET_SYMBOL_COUNT(h) * SYMESZ)
 403 #define H_GET_SIZEOF_OPTIONAL_HEADER(h) ((h)->filehdr.f_opthdr)
 404 #define H_GET_FLAGS(h)                  ((h)->filehdr.f_flags)
 405 /* Extra fields to achieve bsd a.out compatibility and for convenience */
 406 #define H_GET_RELOCATION_SIZE(h)        ((h)->relocation_size)
 407 #define H_GET_STRING_SIZE(h)            ((h)->string_table_size)
 408 #define H_GET_LINENO_SIZE(h)            ((h)->lineno_size)
 409
 410 #ifndef OBJ_COFF_OMIT_OPTIONAL_HEADER
 411 #define H_GET_HEADER_SIZE(h)            (sizeof(FILHDR) \
 412                                          + sizeof(AOUTHDR)\
 413                                          + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
 414 #else /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 415 #define H_GET_HEADER_SIZE(h)            (sizeof(FILHDR) \
 416                                          + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
 417 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 418
 419 #define H_GET_TEXT_RELOCATION_SIZE(h)   (text_section_header.s_nreloc * RELSZ)
 420 #define H_GET_DATA_RELOCATION_SIZE(h)   (data_section_header.s_nreloc * RELSZ)
 421
 422 /* Modifiers */
 423 /* aouthdr */
 424 #define H_SET_MAGIC_NUMBER(h,v)         ((h)->aouthdr.magic = (v))
 425 #define H_SET_VERSION_STAMP(h,v)        ((h)->aouthdr.vstamp = (v))
 426 #define H_SET_TEXT_SIZE(h,v)            ((h)->aouthdr.tsize = (v))
 427 #define H_SET_DATA_SIZE(h,v)            ((h)->aouthdr.dsize = (v))
 428 #define H_SET_BSS_SIZE(h,v)             ((h)->aouthdr.bsize = (v))
 429 #define H_SET_ENTRY_POINT(h,v)          ((h)->aouthdr.entry = (v))
 430 #define H_SET_TEXT_START(h,v)           ((h)->aouthdr.text_start = (v))
 431 #define H_SET_DATA_START(h,v)           ((h)->aouthdr.data_start = (v))
 432 /* filehdr */
 433 #define H_SET_FILE_MAGIC_NUMBER(h,v)    ((h)->filehdr.f_magic = (v))
 434 #define H_SET_NUMBER_OF_SECTIONS(h,v)   ((h)->filehdr.f_nscns = (v))
 435 #define H_SET_TIME_STAMP(h,v)           ((h)->filehdr.f_timdat = (v))
 436 #define H_SET_SYMBOL_TABLE_POINTER(h,v) ((h)->filehdr.f_symptr = (v))
 437 #define H_SET_SYMBOL_TABLE_SIZE(h,v)    ((h)->filehdr.f_nsyms = (v))
 438 #define H_SET_SIZEOF_OPTIONAL_HEADER(h,v) ((h)->filehdr.f_opthdr = (v))
 439 #define H_SET_FLAGS(h,v)                ((h)->filehdr.f_flags = (v))
 440 /* Extra fields to achieve bsd a.out compatibility and for convinience */
 441 #define H_SET_RELOCATION_SIZE(h,t,d)    ((h)->relocation_size = (t)+(d))
 442 #define H_SET_STRING_SIZE(h,v)          ((h)->string_table_size = (v))
 443 #define H_SET_LINENO_SIZE(h,v)          ((h)->lineno_size = (v))
 444
 445  /* Segment flipping */
 446 #define segment_name(v) (seg_name[(int) (v)])
 447
 448 typedef struct {
 449 #ifdef BFD_HEADERS
 450     struct internal_aouthdr        aouthdr;             /* a.out header */
 451     struct internal_filehdr        filehdr;             /* File header, not machine dep. */
 452 #else
 453     AOUTHDR        aouthdr;             /* a.out header */
 454     FILHDR         filehdr;             /* File header, not machine dep. */
 455 #endif
 456     long       string_table_size;   /* names + '\0' + sizeof(int) */
 457     long           relocation_size;     /* Cumulated size of relocation
 458                                            information for all sections in
 459                                            bytes. */
 460     long           lineno_size;         /* Size of the line number information
 461                                            table in bytes */
 462 } object_headers;
 463
 464
 465
 466 struct lineno_list
 467 {
 468
 469   struct bfd_internal_lineno line;
 470   char* frag;                   /* Frag to which the line number is related */
 471   struct lineno_list* next;     /* Forward chain pointer */
 472 } ;
 473
 474
 475
 476
 477  /* stack stuff */
 478 typedef struct {
 479     unsigned long chunk_size;
 480     unsigned long element_size;
 481     unsigned long size;
 482     char*         data;
 483     unsigned long pointer;
 484 } stack;
 485
 486 #ifdef __STDC__
 487
 488 char *stack_pop(stack *st);
 489 char *stack_push(stack *st, char *element);
 490 char *stack_top(stack *st);
 491 stack *stack_init(unsigned long chunk_size, unsigned long element_size);
 492 void c_dot_file_symbol(char *filename);
 493 void obj_extra_stuff(object_headers *headers);
 494 void stack_delete(stack *st);
 495
 496 #ifndef tc_headers_hook
 497 void tc_headers_hook(object_headers *headers);
 498 #endif /* tc_headers_hook */
 499
 500 #ifndef tc_coff_symbol_emit_hook
 501 void tc_coff_symbol_emit_hook(); /* really tc_coff_symbol_emit_hook(symbolS *symbolP) */
 502 #endif /* tc_coff_symbol_emit_hook */
 503
 504 void c_section_header(
 505 #ifdef BFD_HEADERS
 506                       struct internal_scnhdr *header,
 507 #else
 508                       SCNHDR *header,
 509 #endif
 510
 511                       char *name,
 512                       long core_address,
 513                       long size,
 514                       long data_ptr,
 515                       long reloc_ptr,
 516                       long lineno_ptr,
 517                       long reloc_number,
 518                       long lineno_number,
 519                       long alignment);
 520
 521 #else /* __STDC__ */
 522
 523 char *stack_pop();
 524 char *stack_push();
 525 char *stack_top();
 526 stack *stack_init();
 527 void c_dot_file_symbol();
 528 void c_section_header();
 529 void obj_extra_stuff();
 530 void stack_delete();
 531 void tc_headers_hook();
 532 void tc_coff_symbol_emit_hook();
 533
 534 #endif /* __STDC__ */
 535
 536
 537  /* sanity check */
 538
 539 #ifdef TC_I960
 540 #ifndef C_LEAFSTAT
 541 hey!  Where is the C_LEAFSTAT definition?  i960-coff support is depending on it.
 542 #endif /* no C_LEAFSTAT */
 543 #endif /* TC_I960 */
 544 #ifdef BFD_HEADERS
 545 extern struct internal_scnhdr data_section_header;
 546 extern struct internal_scnhdr text_section_header;
 547 #else
 548 extern SCNHDR data_section_header;
 549 extern SCNHDR text_section_header;
 550 #endif
 551 /*
 552  * Local Variables:
 553  * comment-column: 0
 554  * fill-column: 131
 555  * End:
 556  */
 557
 558 /* end of obj-coff.h */