gas/config/obj-coffbfd.h

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