gas/config/obj-coffbfd.h

   1 /* coff object file format
   2    Copyright (C) 1989, 1990, 1991, 1992 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 #ifndef OBJ_FORMAT_H
  21 #define OBJ_FORMAT_H
  22
  23 #define OBJ_COFF 1
  24
  25 #define WORKING_DOT_WORD
  26
  27 #include "targ-cpu.h"
  28
  29 #include "bfd.h"
  30
  31 /*extern bfd *stdoutput;*/
  32 /* This internal_lineno crap is to stop namespace pollution from the
  33    bfd internal coff headerfile. */
  34
  35 #define internal_lineno bfd_internal_lineno
  36 #include "coff/internal.h"
  37 #undef internal_lineno
  38 #if defined(TC_Z8K)
  39 #include "coff/z8k.h"
  40 #define TARGET_FORMAT "coff-z8k"
  41 #elif defined(TC_H8300)
  42 #include "coff/h8300.h"
  43 #define TARGET_FORMAT "coff-h8300"
  44 #elif defined(TC_M68K)
  45 #include "coff/m68k.h"
  46 #define TARGET_FORMAT "coff-m68k"
  47
  48 #elif defined(TC_A29K)
  49 #include "coff/a29k.h"
  50 #define TARGET_FORMAT "coff-a29k-big"
  51
  52 /* Allow translate from aout relocs to coff relocs */
  53 #define NO_RELOC 20
  54 #define RELOC_32 1
  55 #define RELOC_8 2
  56 #define RELOC_CONST 3
  57 #define RELOC_CONSTH 4
  58 #define RELOC_JUMPTARG 5
  59 #define RELOC_BASE22 6
  60 #define RELOC_HI22 7
  61 #define RELOC_LO10 8
  62 #define RELOC_BASE13 9
  63 #define RELOC_WDISP22 10
  64 #define RELOC_WDISP30 11
  65 #else
  66 help me
  67 #endif
  68
  69 #if 0
  70     /* Define some processor dependent values according to the processor we are
  71        on. */
  72 #if defined(TC_H8300)
  73 #define BYTE_ORDERING          0
  74 #define FILE_HEADER_MAGIC      H8300MAGIC
  75 #elif defined(TC_M68K)
  76
  77 #define BYTE_ORDERING           F_AR32W    /* See filehdr.h for more info. */
  78 #ifndef FILE_HEADER_MAGIC
  79 #define FILE_HEADER_MAGIC       MC68MAGIC  /* ... */
  80 #endif /* FILE_HEADER_MAGIC */
  81
  82 #elif defined(TC_I386)
  83
  84 #define BYTE_ORDERING           F_AR32WR   /* See filehdr.h for more info. */
  85 #ifndef FILE_HEADER_MAGIC
  86 #define FILE_HEADER_MAGIC       I386MAGIC  /* ... */
  87 #endif /* FILE_HEADER_MAGIC */
  88
  89 #elif defined(TC_I960)
  90
  91 #define BYTE_ORDERING           F_AR32WR   /* See filehdr.h for more info. */
  92 #ifndef FILE_HEADER_MAGIC
  93 #define FILE_HEADER_MAGIC       I960ROMAGIC  /* ... */
  94 #endif /* FILE_HEADER_MAGIC */
  95
  96 #elif defined(TC_A29K)
  97
  98 #define BYTE_ORDERING           F_AR32W /* big endian. */
  99 #ifndef FILE_HEADER_MAGIC
 100 #define FILE_HEADER_MAGIC       SIPFBOMAGIC
 101 #endif /* FILE_HEADER_MAGIC */
 102 #else
 103 you lose
 104 #endif
 105
 106 #endif
 107
 108 #ifndef OBJ_COFF_MAX_AUXENTRIES
 109 #define OBJ_COFF_MAX_AUXENTRIES 1
 110 #endif /* OBJ_COFF_MAX_AUXENTRIES */
 111
 112
 113     extern const segT  N_TYPE_seg[];
 114
 115 /* Magic number of paged executable. */
 116 #define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE    0x8300
 117
 118
 119 /* SYMBOL TABLE */
 120
 121 /* targets may also set this */
 122 #ifndef SYMBOLS_NEED_BACKPOINTERS
 123 #define SYMBOLS_NEED_BACKPOINTERS 1
 124 #endif /* SYMBOLS_NEED_BACKPOINTERS */
 125
 126 /* Symbol table entry data type */
 127
 128 typedef struct
 129 {
 130         struct internal_syment  ost_entry; /* Basic symbol */
 131         union internal_auxent ost_auxent[OBJ_COFF_MAX_AUXENTRIES]; /* Auxiliary entry. */
 132
 133         unsigned int ost_flags; /* obj_coff internal use only flags */
 134 } obj_symbol_type;
 135
 136 #ifndef DO_NOT_STRIP
 137 #define DO_NOT_STRIP    0
 138 #define DO_STRIP        1
 139 #endif
 140 /* Symbol table macros and constants */
 141
 142 /* Possible and usefull section number in symbol table
 143  * The values of TEXT, DATA and BSS may not be portable.
 144  */
 145
 146 #define C_ABS_SECTION           N_ABS
 147 #define C_UNDEF_SECTION         N_UNDEF
 148 #define C_DEBUG_SECTION         N_DEBUG
 149 #define C_NTV_SECTION           N_TV
 150 #define C_PTV_SECTION           P_TV
 151 #define C_REGISTER_SECTION      20
 152
 153 /*
 154  *  Macros to extract information from a symbol table entry.
 155  *  This syntaxic indirection allows independence regarding a.out or coff.
 156  *  The argument (s) of all these macros is a pointer to a symbol table entry.
 157  */
 158
 159 /* Predicates */
 160 /* True if the symbol is external */
 161 #define S_IS_EXTERNAL(s)        ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION)
 162 /* True if symbol has been defined, ie :
 163    section > 0 (DATA, TEXT or BSS)
 164    section == 0 and value > 0 (external bss symbol) */
 165 #define S_IS_DEFINED(s)         ((s)->sy_symbol.ost_entry.n_scnum > C_UNDEF_SECTION || \
 166                                  ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION && \
 167                                   (s)->sy_symbol.ost_entry.n_value > 0))
 168 /* True if a debug special symbol entry */
 169 #define S_IS_DEBUG(s)           ((s)->sy_symbol.ost_entry.n_scnum == C_DEBUG_SECTION)
 170 /* True if a symbol is local symbol name */
 171 /* A symbol name whose name begin with ^A is a gas internal pseudo symbol */
 172 #define S_IS_LOCAL(s)           (S_GET_NAME(s)[0] == '\001' || \
 173                                  (s)->sy_symbol.ost_entry.n_scnum == C_REGISTER_SECTION || \
 174                                  (S_LOCAL_NAME(s) && !flagseen['L']))
 175 /* True if a symbol is not defined in this file */
 176 #define S_IS_EXTERN(s)          ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value == 0)
 177 /*
 178  * True if a symbol can be multiply defined (bss symbols have this def
 179  * though it is bad practice)
 180  */
 181 #define S_IS_COMMON(s)          ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value != 0)
 182 /* True if a symbol name is in the string table, i.e. its length is > 8. */
 183 #define S_IS_STRING(s)          (strlen(S_GET_NAME(s)) > 8 ? 1 : 0)
 184
 185 /* Accessors */
 186 /* The name of the symbol */
 187 #define S_GET_NAME(s)           ((char*)(s)->sy_symbol.ost_entry.n_offset)
 188 /* The pointer to the string table */
 189 #define S_GET_OFFSET(s)         ((s)->sy_symbol.ost_entry.n_offset)
 190 /* The zeroes if symbol name is longer than 8 chars */
 191 #define S_GET_ZEROES(s)         ((s)->sy_symbol.ost_entry.n_zeroes)
 192 /* The value of the symbol */
 193 #define S_GET_VALUE(s)          ((unsigned) ((s)->sy_symbol.ost_entry.n_value))
 194 /* The numeric value of the segment */
 195 #define S_GET_SEGMENT(s)   s_get_segment(s)
 196 /* The data type */
 197 #define S_GET_DATA_TYPE(s)      ((s)->sy_symbol.ost_entry.n_type)
 198 /* The storage class */
 199 #define S_GET_STORAGE_CLASS(s)  ((s)->sy_symbol.ost_entry.n_sclass)
 200 /* The number of auxiliary entries */
 201 #define S_GET_NUMBER_AUXILIARY(s)       ((s)->sy_symbol.ost_entry.n_numaux)
 202
 203 /* Modifiers */
 204 /* Set the name of the symbol */
 205 #define S_SET_NAME(s,v)         ((s)->sy_symbol.ost_entry.n_offset = (unsigned long)(v))
 206 /* Set the offset of the symbol */
 207 #define S_SET_OFFSET(s,v)       ((s)->sy_symbol.ost_entry.n_offset = (v))
 208 /* The zeroes if symbol name is longer than 8 chars */
 209 #define S_SET_ZEROES(s,v)               ((s)->sy_symbol.ost_entry.n_zeroes = (v))
 210 /* Set the value of the symbol */
 211 #define S_SET_VALUE(s,v)        ((s)->sy_symbol.ost_entry.n_value = (v))
 212 /* The numeric value of the segment */
 213 #define S_SET_SEGMENT(s,v)      ((s)->sy_symbol.ost_entry.n_scnum = SEGMENT_TO_SYMBOL_TYPE(v))
 214 /* The data type */
 215 #define S_SET_DATA_TYPE(s,v)    ((s)->sy_symbol.ost_entry.n_type = (v))
 216 /* The storage class */
 217 #define S_SET_STORAGE_CLASS(s,v)        ((s)->sy_symbol.ost_entry.n_sclass = (v))
 218 /* The number of auxiliary entries */
 219 #define S_SET_NUMBER_AUXILIARY(s,v)     ((s)->sy_symbol.ost_entry.n_numaux = (v))
 220
 221 /* Additional modifiers */
 222 /* The symbol is external (does not mean undefined) */
 223 #define S_SET_EXTERNAL(s)       { S_SET_STORAGE_CLASS(s, C_EXT) ; SF_CLEAR_LOCAL(s); }
 224
 225 /* Auxiliary entry macros. SA_ stands for symbol auxiliary */
 226 /* Omit the tv related fields */
 227 /* Accessors */
 228 #ifdef BFD_HEADERS
 229 #define SA_GET_SYM_TAGNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l)
 230 #else
 231 #define SA_GET_SYM_TAGNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx)
 232 #endif
 233 #define SA_GET_SYM_LNNO(s)      ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno)
 234 #define SA_GET_SYM_SIZE(s)      ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size)
 235 #define SA_GET_SYM_FSIZE(s)     ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize)
 236 #define SA_GET_SYM_LNNOPTR(s)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr)
 237 #ifdef BFD_HEADERS
 238 #define SA_GET_SYM_ENDNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l)
 239 #else
 240 #define SA_GET_SYM_ENDNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx)
 241 #endif
 242 #define SA_GET_SYM_DIMEN(s,i)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)])
 243 #define SA_GET_FILE_FNAME(s)    ((s)->sy_symbol.ost_auxent[0].x_file.x_fname)
 244 #define SA_GET_SCN_SCNLEN(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen)
 245 #define SA_GET_SCN_NRELOC(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc)
 246 #define SA_GET_SCN_NLINNO(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno)
 247
 248 /* Modifiers */
 249 #ifdef BFD_HEADERS
 250 #define SA_SET_SYM_TAGNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l=(v))
 251 #else
 252 #define SA_SET_SYM_TAGNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx=(v))
 253 #endif
 254 #define SA_SET_SYM_LNNO(s,v)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno=(v))
 255 #define SA_SET_SYM_SIZE(s,v)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size=(v))
 256 #define SA_SET_SYM_FSIZE(s,v)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize=(v))
 257 #define SA_SET_SYM_LNNOPTR(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr=(v))
 258 #ifdef BFD_HEADERS
 259 #define SA_SET_SYM_ENDNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l=(v))
 260 #else
 261 #define SA_SET_SYM_ENDNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx=(v))
 262 #endif
 263 #define SA_SET_SYM_DIMEN(s,i,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)]=(v))
 264 #define SA_SET_FILE_FNAME(s,v)  strncpy((s)->sy_symbol.ost_auxent[0].x_file.x_fname,(v),FILNMLEN)
 265 #define SA_SET_SCN_SCNLEN(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen=(v))
 266 #define SA_SET_SCN_NRELOC(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc=(v))
 267 #define SA_SET_SCN_NLINNO(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno=(v))
 268
 269 /*
 270  * Internal use only definitions. SF_ stands for symbol flags.
 271  *
 272  * These values can be assigned to sy_symbol.ost_flags field of a symbolS.
 273  *
 274  * You'll break i960 if you shift the SYSPROC bits anywhere else.  for
 275  * more on the balname/callname hack, see tc-i960.h.  b.out is done
 276  * differently.
 277  */
 278
 279 #define SF_I960_MASK    (0x000001ff) /* Bits 0-8 are used by the i960 port. */
 280 #define SF_SYSPROC      (0x0000003f)         /* bits 0-5 are used to store the sysproc number */
 281 #define SF_IS_SYSPROC   (0x00000040)         /* bit 6 marks symbols that are sysprocs */
 282 #define SF_BALNAME      (0x00000080)         /* bit 7 marks BALNAME symbols */
 283 #define SF_CALLNAME     (0x00000100)         /* bit 8 marks CALLNAME symbols */
 284
 285 #define SF_NORMAL_MASK  (0x0000ffff) /* bits 12-15 are general purpose. */
 286
 287 #define SF_STATICS      (0x00001000)         /* Mark the .text & all symbols */
 288 #define SF_DEFINED      (0x00002000)         /* Symbol is defined in this file */
 289 #define SF_STRING       (0x00004000)         /* Symbol name length > 8 */
 290 #define SF_LOCAL        (0x00008000)         /* Symbol must not be emitted */
 291
 292 #define SF_DEBUG_MASK   (0xffff0000) /* bits 16-31 are debug info */
 293
 294 #define SF_FUNCTION     (0x00010000)         /* The symbol is a function */
 295 #define SF_PROCESS      (0x00020000)         /* Process symbol before write */
 296 #define SF_TAGGED       (0x00040000)         /* Is associated with a tag */
 297 #define SF_TAG          (0x00080000)         /* Is a tag */
 298 #define SF_DEBUG        (0x00100000)         /* Is in debug or abs section */
 299 #define SF_GET_SEGMENT  (0x00200000)         /* Get the section of the forward symbol. */
 300 /* All other bits are unused. */
 301
 302 /* Accessors */
 303 #define SF_GET(s)               ((s)->sy_symbol.ost_flags)
 304 #define SF_GET_NORMAL_FIELD(s)  ((s)->sy_symbol.ost_flags & SF_NORMAL_MASK)
 305 #define SF_GET_DEBUG_FIELD(s)   ((s)->sy_symbol.ost_flags & SF_DEBUG_MASK)
 306 #define SF_GET_FILE(s)          ((s)->sy_symbol.ost_flags & SF_FILE)
 307 #define SF_GET_STATICS(s)       ((s)->sy_symbol.ost_flags & SF_STATICS)
 308 #define SF_GET_DEFINED(s)       ((s)->sy_symbol.ost_flags & SF_DEFINED)
 309 #define SF_GET_STRING(s)        ((s)->sy_symbol.ost_flags & SF_STRING)
 310 #define SF_GET_LOCAL(s)         ((s)->sy_symbol.ost_flags & SF_LOCAL)
 311 #define SF_GET_FUNCTION(s)      ((s)->sy_symbol.ost_flags & SF_FUNCTION)
 312 #define SF_GET_PROCESS(s)       ((s)->sy_symbol.ost_flags & SF_PROCESS)
 313 #define SF_GET_DEBUG(s)         ((s)->sy_symbol.ost_flags & SF_DEBUG)
 314 #define SF_GET_TAGGED(s)        ((s)->sy_symbol.ost_flags & SF_TAGGED)
 315 #define SF_GET_TAG(s)           ((s)->sy_symbol.ost_flags & SF_TAG)
 316 #define SF_GET_GET_SEGMENT(s)   ((s)->sy_symbol.ost_flags & SF_GET_SEGMENT)
 317 #define SF_GET_I960(s)          ((s)->sy_symbol.ost_flags & SF_I960_MASK) /* used by i960 */
 318 #define SF_GET_BALNAME(s)       ((s)->sy_symbol.ost_flags & SF_BALNAME) /* used by i960 */
 319 #define SF_GET_CALLNAME(s)      ((s)->sy_symbol.ost_flags & SF_CALLNAME) /* used by i960 */
 320 #define SF_GET_IS_SYSPROC(s)    ((s)->sy_symbol.ost_flags & SF_IS_SYSPROC) /* used by i960 */
 321 #define SF_GET_SYSPROC(s)       ((s)->sy_symbol.ost_flags & SF_SYSPROC) /* used by i960 */
 322
 323 /* Modifiers */
 324 #define SF_SET(s,v)             ((s)->sy_symbol.ost_flags = (v))
 325 #define SF_SET_NORMAL_FIELD(s,v)((s)->sy_symbol.ost_flags |= ((v) & SF_NORMAL_MASK))
 326 #define SF_SET_DEBUG_FIELD(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_DEBUG_MASK))
 327 #define SF_SET_FILE(s)          ((s)->sy_symbol.ost_flags |= SF_FILE)
 328 #define SF_SET_STATICS(s)       ((s)->sy_symbol.ost_flags |= SF_STATICS)
 329 #define SF_SET_DEFINED(s)       ((s)->sy_symbol.ost_flags |= SF_DEFINED)
 330 #define SF_SET_STRING(s)        ((s)->sy_symbol.ost_flags |= SF_STRING)
 331 #define SF_SET_LOCAL(s)         ((s)->sy_symbol.ost_flags |= SF_LOCAL)
 332 #define SF_CLEAR_LOCAL(s)       ((s)->sy_symbol.ost_flags &= ~SF_LOCAL)
 333 #define SF_SET_FUNCTION(s)      ((s)->sy_symbol.ost_flags |= SF_FUNCTION)
 334 #define SF_SET_PROCESS(s)       ((s)->sy_symbol.ost_flags |= SF_PROCESS)
 335 #define SF_SET_DEBUG(s)         ((s)->sy_symbol.ost_flags |= SF_DEBUG)
 336 #define SF_SET_TAGGED(s)        ((s)->sy_symbol.ost_flags |= SF_TAGGED)
 337 #define SF_SET_TAG(s)           ((s)->sy_symbol.ost_flags |= SF_TAG)
 338 #define SF_SET_GET_SEGMENT(s)   ((s)->sy_symbol.ost_flags |= SF_GET_SEGMENT)
 339 #define SF_SET_I960(s,v)        ((s)->sy_symbol.ost_flags |= ((v) & SF_I960_MASK)) /* used by i960 */
 340 #define SF_SET_BALNAME(s)       ((s)->sy_symbol.ost_flags |= SF_BALNAME) /* used by i960 */
 341 #define SF_SET_CALLNAME(s)      ((s)->sy_symbol.ost_flags |= SF_CALLNAME) /* used by i960 */
 342 #define SF_SET_IS_SYSPROC(s)    ((s)->sy_symbol.ost_flags |= SF_IS_SYSPROC) /* used by i960 */
 343 #define SF_SET_SYSPROC(s,v)     ((s)->sy_symbol.ost_flags |= ((v) & SF_SYSPROC)) /* used by i960 */
 344
 345 /* File header macro and type definition */
 346
 347 /*
 348  * File position calculators. Beware to use them when all the
 349  * appropriate fields are set in the header.
 350  */
 351
 352 #ifdef OBJ_COFF_OMIT_OPTIONAL_HEADER
 353 #define OBJ_COFF_AOUTHDRSZ (0)
 354 #else
 355 #define OBJ_COFF_AOUTHDRSZ (AOUTHDRSZ)
 356 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 357
 358 #define H_GET_FILE_SIZE(h) \
 359     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 360            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 361            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 362            H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h) + \
 363            H_GET_SYMBOL_TABLE_SIZE(h) + \
 364            (h)->string_table_size)
 365 #define H_GET_TEXT_FILE_OFFSET(h) \
 366     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 367            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ)
 368 #define H_GET_DATA_FILE_OFFSET(h) \
 369     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 370            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 371            H_GET_TEXT_SIZE(h))
 372 #define H_GET_BSS_FILE_OFFSET(h) 0
 373 #define H_GET_RELOCATION_FILE_OFFSET(h) \
 374     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 375            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 376            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h))
 377 #define H_GET_LINENO_FILE_OFFSET(h) \
 378     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 379            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 380            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 381            H_GET_RELOCATION_SIZE(h))
 382 #define H_GET_SYMBOL_TABLE_FILE_OFFSET(h) \
 383     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 384            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 385            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 386            H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h))
 387
 388 /* Accessors */
 389 /* aouthdr */
 390 #define H_GET_MAGIC_NUMBER(h)           ((h)->aouthdr.magic)
 391 #define H_GET_VERSION_STAMP(h)          ((h)->aouthdr.vstamp)
 392 #define H_GET_TEXT_SIZE(h)              ((h)->aouthdr.tsize)
 393 #define H_GET_DATA_SIZE(h)              ((h)->aouthdr.dsize)
 394 #define H_GET_BSS_SIZE(h)               ((h)->aouthdr.bsize)
 395 #define H_GET_ENTRY_POINT(h)            ((h)->aouthdr.entry)
 396 #define H_GET_TEXT_START(h)             ((h)->aouthdr.text_start)
 397 #define H_GET_DATA_START(h)             ((h)->aouthdr.data_start)
 398 /* filehdr */
 399 #define H_GET_FILE_MAGIC_NUMBER(h)      ((h)->filehdr.f_magic)
 400 #define H_GET_NUMBER_OF_SECTIONS(h)     ((h)->filehdr.f_nscns)
 401 #define H_GET_TIME_STAMP(h)             ((h)->filehdr.f_timdat)
 402 #define H_GET_SYMBOL_TABLE_POINTER(h)   ((h)->filehdr.f_symptr)
 403 #define H_GET_SYMBOL_COUNT(h)           ((h)->filehdr.f_nsyms)
 404 #define H_GET_SYMBOL_TABLE_SIZE(h)      (H_GET_SYMBOL_COUNT(h) * SYMESZ)
 405 #define H_GET_SIZEOF_OPTIONAL_HEADER(h) ((h)->filehdr.f_opthdr)
 406 #define H_GET_FLAGS(h)                  ((h)->filehdr.f_flags)
 407 /* Extra fields to achieve bsd a.out compatibility and for convenience */
 408 #define H_GET_RELOCATION_SIZE(h)        ((h)->relocation_size)
 409 #define H_GET_STRING_SIZE(h)            ((h)->string_table_size)
 410 #define H_GET_LINENO_SIZE(h)            ((h)->lineno_size)
 411
 412 #ifndef OBJ_COFF_OMIT_OPTIONAL_HEADER
 413 #define H_GET_HEADER_SIZE(h)            (sizeof(FILHDR) \
 414                                          + sizeof(AOUTHDR)\
 415                                          + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
 416 #else /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 417 #define H_GET_HEADER_SIZE(h)            (sizeof(FILHDR) \
 418                                          + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
 419 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 420
 421 #define H_GET_TEXT_RELOCATION_SIZE(h)   (text_section_header.s_nreloc * RELSZ)
 422 #define H_GET_DATA_RELOCATION_SIZE(h)   (data_section_header.s_nreloc * RELSZ)
 423
 424 /* Modifiers */
 425 /* aouthdr */
 426 #define H_SET_MAGIC_NUMBER(h,v)         ((h)->aouthdr.magic = (v))
 427 #define H_SET_VERSION_STAMP(h,v)        ((h)->aouthdr.vstamp = (v))
 428 #define H_SET_TEXT_SIZE(h,v)            ((h)->aouthdr.tsize = (v))
 429 #define H_SET_DATA_SIZE(h,v)            ((h)->aouthdr.dsize = (v))
 430 #define H_SET_BSS_SIZE(h,v)             ((h)->aouthdr.bsize = (v))
 431 #define H_SET_ENTRY_POINT(h,v)          ((h)->aouthdr.entry = (v))
 432 #define H_SET_TEXT_START(h,v)           ((h)->aouthdr.text_start = (v))
 433 #define H_SET_DATA_START(h,v)           ((h)->aouthdr.data_start = (v))
 434 /* filehdr */
 435 #define H_SET_FILE_MAGIC_NUMBER(h,v)    ((h)->filehdr.f_magic = (v))
 436 #define H_SET_NUMBER_OF_SECTIONS(h,v)   ((h)->filehdr.f_nscns = (v))
 437 #define H_SET_TIME_STAMP(h,v)           ((h)->filehdr.f_timdat = (v))
 438 #define H_SET_SYMBOL_TABLE_POINTER(h,v) ((h)->filehdr.f_symptr = (v))
 439 #define H_SET_SYMBOL_TABLE_SIZE(h,v)    ((h)->filehdr.f_nsyms = (v))
 440 #define H_SET_SIZEOF_OPTIONAL_HEADER(h,v) ((h)->filehdr.f_opthdr = (v))
 441 #define H_SET_FLAGS(h,v)                ((h)->filehdr.f_flags = (v))
 442 /* Extra fields to achieve bsd a.out compatibility and for convinience */
 443 #define H_SET_RELOCATION_SIZE(h,t,d)    ((h)->relocation_size = (t)+(d))
 444 #define H_SET_STRING_SIZE(h,v)          ((h)->string_table_size = (v))
 445 #define H_SET_LINENO_SIZE(h,v)          ((h)->lineno_size = (v))
 446
 447 /* Segment flipping */
 448 #define segment_name(v) (seg_name[(int) (v)])
 449
 450 typedef struct {
 451 #ifdef BFD_HEADERS
 452         struct internal_aouthdr    aouthdr;             /* a.out header */
 453         struct internal_filehdr    filehdr;             /* File header, not machine dep. */
 454 #else
 455         AOUTHDR    aouthdr;             /* a.out header */
 456         FILHDR     filehdr;             /* File header, not machine dep. */
 457 #endif
 458         long       string_table_size;   /* names + '\0' + sizeof(int) */
 459         long       relocation_size;     /* Cumulated size of relocation
 460                                            information for all sections in
 461                                            bytes. */
 462         long       lineno_size;         /* Size of the line number information
 463                                            table in bytes */
 464 } object_headers;
 465
 466
 467
 468 struct lineno_list
 469 {
 470
 471         struct bfd_internal_lineno line;
 472         char* frag;                     /* Frag to which the line number is related */
 473         struct lineno_list* next;       /* Forward chain pointer */
 474 } ;
 475
 476
 477
 478
 479 /* stack stuff */
 480 typedef struct {
 481         unsigned long chunk_size;
 482         unsigned long element_size;
 483         unsigned long size;
 484         char*     data;
 485         unsigned long pointer;
 486 } stack;
 487
 488
 489
 490 char *EXFUN(stack_pop,(stack *st));
 491 char *EXFUN(stack_push,(stack *st, char *element));
 492 char *EXFUN(stack_top,(stack *st));
 493 stack *EXFUN(stack_init,(unsigned long chunk_size, unsigned long element_size));
 494 void EXFUN(c_dot_file_symbol,(char *filename));
 495 void EXFUN(obj_extra_stuff,(object_headers *headers));
 496 void EXFUN(stack_delete,(stack *st));
 497
 498
 499
 500 void EXFUN(c_section_header,(
 501
 502                              struct internal_scnhdr *header,
 503                              char *name,
 504                              long core_address,
 505                              long size,
 506                              long data_ptr,
 507                              long reloc_ptr,
 508                              long lineno_ptr,
 509                              long reloc_number,
 510                              long lineno_number,
 511                              long alignment));
 512
 513
 514 /* sanity check */
 515
 516 #ifdef TC_I960
 517 #ifndef C_LEAFSTAT
 518 hey!  Where is the C_LEAFSTAT definition?  i960-coff support is depending on it.
 519 #endif /* no C_LEAFSTAT */
 520 #endif /* TC_I960 */
 521 #ifdef BFD_HEADERS
 522     extern struct internal_scnhdr data_section_header;
 523 extern struct internal_scnhdr text_section_header;
 524 #else
 525 extern SCNHDR data_section_header;
 526 extern SCNHDR text_section_header;
 527 #endif
 528 #endif
 529
 530 /*
 531  * Local Variables:
 532  * comment-column: 0
 533  * fill-column: 131
 534  * End:
 535  */
 536
 537 /* end of obj-coffbfd.h */