gas/config/obj-coffbfd.h

   1
   2
   3
   4
   5 /* coff object file format
   6    Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
   7
   8    This file is part of GAS.
   9
  10    GAS is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2, or (at your option)
  13    any later version.
  14
  15    GAS is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with GAS; see the file COPYING.  If not, write to
  22    the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  23
  24 #ifndef OBJ_FORMAT_H
  25 #define OBJ_FORMAT_H
  26
  27 #define OBJ_COFF 1
  28
  29 #define WORKING_DOT_WORD
  30 #define WARN_SIGNED_OVERFLOW_WORD
  31
  32 #include "targ-cpu.h"
  33
  34 #include "bfd.h"
  35
  36 /*extern bfd *stdoutput;*/
  37 /* This internal_lineno crap is to stop namespace pollution from the
  38    bfd internal coff headerfile. */
  39
  40 #define internal_lineno bfd_internal_lineno
  41 #include "coff/internal.h"
  42 #undef internal_lineno
  43 #if defined(TC_Z8K)
  44 #include "coff/z8k.h"
  45 #define TARGET_FORMAT "coff-z8k"
  46 #elif defined(TC_H8300)
  47 #include "coff/h8300.h"
  48 #define TARGET_FORMAT "coff-h8300"
  49 #elif defined(TC_M68K)
  50 #include "coff/m68k.h"
  51 #define TARGET_FORMAT "coff-m68k"
  52
  53 #elif defined(TC_I386)
  54 #include "coff/i386.h"
  55 #define TARGET_FORMAT "coff-i386"
  56 #elif defined(TC_A29K)
  57 #include "coff/a29k.h"
  58 #define TARGET_FORMAT "coff-a29k-big"
  59
  60 /* Allow translate from aout relocs to coff relocs */
  61 #define NO_RELOC 20
  62 #define RELOC_32 1
  63 #define RELOC_8 2
  64 #define RELOC_CONST 3
  65 #define RELOC_CONSTH 4
  66 #define RELOC_JUMPTARG 5
  67 #define RELOC_BASE22 6
  68 #define RELOC_HI22 7
  69 #define RELOC_LO10 8
  70 #define RELOC_BASE13 9
  71 #define RELOC_WDISP22 10
  72 #define RELOC_WDISP30 11
  73 #else
  74 help me
  75 #endif
  76
  77 #if 0
  78 /* Define some processor dependent values according to the processor we are
  79        on. */
  80 #if defined(TC_H8300)
  81 #define BYTE_ORDERING          0
  82 #define FILE_HEADER_MAGIC      H8300MAGIC
  83 #elif defined(TC_M68K)
  84
  85 #define BYTE_ORDERING           F_AR32W /* See filehdr.h for more info. */
  86 #ifndef FILE_HEADER_MAGIC
  87 #define FILE_HEADER_MAGIC       MC68MAGIC       /* ... */
  88 #endif /* FILE_HEADER_MAGIC */
  89
  90 #elif defined(TC_I386)
  91
  92 #define BYTE_ORDERING           F_AR32WR        /* See filehdr.h for more info. */
  93 #ifndef FILE_HEADER_MAGIC
  94 #define FILE_HEADER_MAGIC       I386MAGIC       /* ... */
  95 #endif /* FILE_HEADER_MAGIC */
  96
  97 #elif defined(TC_I960)
  98
  99 #define BYTE_ORDERING           F_AR32WR        /* See filehdr.h for more info. */
 100 #ifndef FILE_HEADER_MAGIC
 101 #define FILE_HEADER_MAGIC       I960ROMAGIC     /* ... */
 102 #endif /* FILE_HEADER_MAGIC */
 103
 104 #elif defined(TC_A29K)
 105
 106 #define BYTE_ORDERING           F_AR32W /* big endian. */
 107 #ifndef FILE_HEADER_MAGIC
 108 #define FILE_HEADER_MAGIC       SIPFBOMAGIC
 109 #endif /* FILE_HEADER_MAGIC */
 110 #else
 111   you lose
 112 #endif
 113
 114 #endif
 115
 116 #ifndef OBJ_COFF_MAX_AUXENTRIES
 117 #define OBJ_COFF_MAX_AUXENTRIES 1
 118 #endif /* OBJ_COFF_MAX_AUXENTRIES */
 119
 120
 121 extern const segT N_TYPE_seg[];
 122
 123 /* Magic number of paged executable. */
 124 #define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE    0x8300
 125
 126
 127 /* SYMBOL TABLE */
 128
 129 /* targets may also set this */
 130 #ifndef SYMBOLS_NEED_BACKPOINTERS
 131 #define SYMBOLS_NEED_BACKPOINTERS 1
 132 #endif /* SYMBOLS_NEED_BACKPOINTERS */
 133
 134 /* Symbol table entry data type */
 135
 136 typedef struct
 137 {
 138   struct internal_syment ost_entry;     /* Basic symbol */
 139   union internal_auxent ost_auxent[OBJ_COFF_MAX_AUXENTRIES];    /* Auxiliary entry. */
 140
 141   unsigned int ost_flags;       /* obj_coff internal use only flags */
 142 }
 143
 144 obj_symbol_type;
 145
 146 #ifndef DO_NOT_STRIP
 147 #define DO_NOT_STRIP    0
 148 #define DO_STRIP        1
 149 #endif
 150 /* Symbol table macros and constants */
 151
 152 /* Possible and usefull section number in symbol table
 153  * The values of TEXT, DATA and BSS may not be portable.
 154  */
 155
 156 #define C_ABS_SECTION           N_ABS
 157 #define C_UNDEF_SECTION         N_UNDEF
 158 #define C_DEBUG_SECTION         N_DEBUG
 159 #define C_NTV_SECTION           N_TV
 160 #define C_PTV_SECTION           P_TV
 161 #define C_REGISTER_SECTION      20
 162
 163 /*
 164  *  Macros to extract information from a symbol table entry.
 165  *  This syntaxic indirection allows independence regarding a.out or coff.
 166  *  The argument (s) of all these macros is a pointer to a symbol table entry.
 167  */
 168
 169 /* Predicates */
 170 /* True if the symbol is external */
 171 #define S_IS_EXTERNAL(s)        ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION)
 172 /* True if symbol has been defined, ie :
 173    section > 0 (DATA, TEXT or BSS)
 174    section == 0 and value > 0 (external bss symbol) */
 175 #define S_IS_DEFINED(s)         ((s)->sy_symbol.ost_entry.n_scnum > C_UNDEF_SECTION || \
 176                                  ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION && \
 177                                   (s)->sy_symbol.ost_entry.n_value > 0))
 178 /* True if a debug special symbol entry */
 179 #define S_IS_DEBUG(s)           ((s)->sy_symbol.ost_entry.n_scnum == C_DEBUG_SECTION)
 180 /* True if a symbol is local symbol name */
 181 /* A symbol name whose name begin with ^A is a gas internal pseudo symbol */
 182 #define S_IS_LOCAL(s)           (S_GET_NAME(s)[0] == '\001' || \
 183                                  (s)->sy_symbol.ost_entry.n_scnum == C_REGISTER_SECTION || \
 184                                  (S_LOCAL_NAME(s) && !flagseen['L']))
 185 /* True if a symbol is not defined in this file */
 186 #define S_IS_EXTERN(s)          ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value == 0)
 187 /*
 188  * True if a symbol can be multiply defined (bss symbols have this def
 189  * though it is bad practice)
 190  */
 191 #define S_IS_COMMON(s)          ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value != 0)
 192 /* True if a symbol name is in the string table, i.e. its length is > 8. */
 193 #define S_IS_STRING(s)          (strlen(S_GET_NAME(s)) > 8 ? 1 : 0)
 194
 195 /* Accessors */
 196 /* The name of the symbol */
 197 #define S_GET_NAME(s)           ((char*)(s)->sy_symbol.ost_entry.n_offset)
 198 /* The pointer to the string table */
 199 #define S_GET_OFFSET(s)         ((s)->sy_symbol.ost_entry.n_offset)
 200 /* The zeroes if symbol name is longer than 8 chars */
 201 #define S_GET_ZEROES(s)         ((s)->sy_symbol.ost_entry.n_zeroes)
 202 /* The value of the symbol */
 203 #define S_GET_VALUE(s)          ((unsigned) ((s)->sy_symbol.ost_entry.n_value))
 204 /* The numeric value of the segment */
 205 #define S_GET_SEGMENT(s)   s_get_segment(s)
 206 /* The data type */
 207 #define S_GET_DATA_TYPE(s)      ((s)->sy_symbol.ost_entry.n_type)
 208 /* The storage class */
 209 #define S_GET_STORAGE_CLASS(s)  ((s)->sy_symbol.ost_entry.n_sclass)
 210 /* The number of auxiliary entries */
 211 #define S_GET_NUMBER_AUXILIARY(s)       ((s)->sy_symbol.ost_entry.n_numaux)
 212
 213 /* Modifiers */
 214 /* Set the name of the symbol */
 215 #define S_SET_NAME(s,v)         ((s)->sy_symbol.ost_entry.n_offset = (unsigned long)(v))
 216 /* Set the offset of the symbol */
 217 #define S_SET_OFFSET(s,v)       ((s)->sy_symbol.ost_entry.n_offset = (v))
 218 /* The zeroes if symbol name is longer than 8 chars */
 219 #define S_SET_ZEROES(s,v)               ((s)->sy_symbol.ost_entry.n_zeroes = (v))
 220 /* Set the value of the symbol */
 221 #define S_SET_VALUE(s,v)        ((s)->sy_symbol.ost_entry.n_value = (v))
 222 /* The numeric value of the segment */
 223 #define S_SET_SEGMENT(s,v)      ((s)->sy_symbol.ost_entry.n_scnum = SEGMENT_TO_SYMBOL_TYPE(v))
 224 /* The data type */
 225 #define S_SET_DATA_TYPE(s,v)    ((s)->sy_symbol.ost_entry.n_type = (v))
 226 /* The storage class */
 227 #define S_SET_STORAGE_CLASS(s,v)        ((s)->sy_symbol.ost_entry.n_sclass = (v))
 228 /* The number of auxiliary entries */
 229 #define S_SET_NUMBER_AUXILIARY(s,v)     ((s)->sy_symbol.ost_entry.n_numaux = (v))
 230
 231 /* Additional modifiers */
 232 /* The symbol is external (does not mean undefined) */
 233 #define S_SET_EXTERNAL(s)       { S_SET_STORAGE_CLASS(s, C_EXT) ; SF_CLEAR_LOCAL(s); }
 234
 235 /* Auxiliary entry macros. SA_ stands for symbol auxiliary */
 236 /* Omit the tv related fields */
 237 /* Accessors */
 238 #ifdef BFD_HEADERS
 239 #define SA_GET_SYM_TAGNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l)
 240 #else
 241 #define SA_GET_SYM_TAGNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx)
 242 #endif
 243 #define SA_GET_SYM_LNNO(s)      ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno)
 244 #define SA_GET_SYM_SIZE(s)      ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size)
 245 #define SA_GET_SYM_FSIZE(s)     ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize)
 246 #define SA_GET_SYM_LNNOPTR(s)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr)
 247 #ifdef BFD_HEADERS
 248 #define SA_GET_SYM_ENDNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l)
 249 #else
 250 #define SA_GET_SYM_ENDNDX(s)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx)
 251 #endif
 252 #define SA_GET_SYM_DIMEN(s,i)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)])
 253 #define SA_GET_FILE_FNAME(s)    ((s)->sy_symbol.ost_auxent[0].x_file.x_fname)
 254 #define SA_GET_SCN_SCNLEN(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen)
 255 #define SA_GET_SCN_NRELOC(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc)
 256 #define SA_GET_SCN_NLINNO(s)    ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno)
 257
 258 /* Modifiers */
 259 #ifdef BFD_HEADERS
 260 #define SA_SET_SYM_TAGNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l=(v))
 261 #else
 262 #define SA_SET_SYM_TAGNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx=(v))
 263 #endif
 264 #define SA_SET_SYM_LNNO(s,v)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno=(v))
 265 #define SA_SET_SYM_SIZE(s,v)    ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size=(v))
 266 #define SA_SET_SYM_FSIZE(s,v)   ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize=(v))
 267 #define SA_SET_SYM_LNNOPTR(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr=(v))
 268 #ifdef BFD_HEADERS
 269 #define SA_SET_SYM_ENDNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l=(v))
 270 #else
 271 #define SA_SET_SYM_ENDNDX(s,v)  ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx=(v))
 272 #endif
 273 #define SA_SET_SYM_DIMEN(s,i,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)]=(v))
 274 #define SA_SET_FILE_FNAME(s,v)  strncpy((s)->sy_symbol.ost_auxent[0].x_file.x_fname,(v),FILNMLEN)
 275 #define SA_SET_SCN_SCNLEN(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen=(v))
 276 #define SA_SET_SCN_NRELOC(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc=(v))
 277 #define SA_SET_SCN_NLINNO(s,v)  ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno=(v))
 278
 279 /*
 280  * Internal use only definitions. SF_ stands for symbol flags.
 281  *
 282  * These values can be assigned to sy_symbol.ost_flags field of a symbolS.
 283  *
 284  * You'll break i960 if you shift the SYSPROC bits anywhere else.  for
 285  * more on the balname/callname hack, see tc-i960.h.  b.out is done
 286  * differently.
 287  */
 288
 289 #define SF_I960_MASK    (0x000001ff)    /* Bits 0-8 are used by the i960 port. */
 290 #define SF_SYSPROC      (0x0000003f)    /* bits 0-5 are used to store the sysproc number */
 291 #define SF_IS_SYSPROC   (0x00000040)    /* bit 6 marks symbols that are sysprocs */
 292 #define SF_BALNAME      (0x00000080)    /* bit 7 marks BALNAME symbols */
 293 #define SF_CALLNAME     (0x00000100)    /* bit 8 marks CALLNAME symbols */
 294
 295 #define SF_NORMAL_MASK  (0x0000ffff)    /* bits 12-15 are general purpose. */
 296
 297 #define SF_STATICS      (0x00001000)    /* Mark the .text & all symbols */
 298 #define SF_DEFINED      (0x00002000)    /* Symbol is defined in this file */
 299 #define SF_STRING       (0x00004000)    /* Symbol name length > 8 */
 300 #define SF_LOCAL        (0x00008000)    /* Symbol must not be emitted */
 301
 302 #define SF_DEBUG_MASK   (0xffff0000)    /* bits 16-31 are debug info */
 303
 304 #define SF_FUNCTION     (0x00010000)    /* The symbol is a function */
 305 #define SF_PROCESS      (0x00020000)    /* Process symbol before write */
 306 #define SF_TAGGED       (0x00040000)    /* Is associated with a tag */
 307 #define SF_TAG          (0x00080000)    /* Is a tag */
 308 #define SF_DEBUG        (0x00100000)    /* Is in debug or abs section */
 309 #define SF_GET_SEGMENT  (0x00200000)    /* Get the section of the forward symbol. */
 310 /* All other bits are unused. */
 311
 312 /* Accessors */
 313 #define SF_GET(s)               ((s)->sy_symbol.ost_flags)
 314 #define SF_GET_NORMAL_FIELD(s)  ((s)->sy_symbol.ost_flags & SF_NORMAL_MASK)
 315 #define SF_GET_DEBUG_FIELD(s)   ((s)->sy_symbol.ost_flags & SF_DEBUG_MASK)
 316 #define SF_GET_FILE(s)          ((s)->sy_symbol.ost_flags & SF_FILE)
 317 #define SF_GET_STATICS(s)       ((s)->sy_symbol.ost_flags & SF_STATICS)
 318 #define SF_GET_DEFINED(s)       ((s)->sy_symbol.ost_flags & SF_DEFINED)
 319 #define SF_GET_STRING(s)        ((s)->sy_symbol.ost_flags & SF_STRING)
 320 #define SF_GET_LOCAL(s)         ((s)->sy_symbol.ost_flags & SF_LOCAL)
 321 #define SF_GET_FUNCTION(s)      ((s)->sy_symbol.ost_flags & SF_FUNCTION)
 322 #define SF_GET_PROCESS(s)       ((s)->sy_symbol.ost_flags & SF_PROCESS)
 323 #define SF_GET_DEBUG(s)         ((s)->sy_symbol.ost_flags & SF_DEBUG)
 324 #define SF_GET_TAGGED(s)        ((s)->sy_symbol.ost_flags & SF_TAGGED)
 325 #define SF_GET_TAG(s)           ((s)->sy_symbol.ost_flags & SF_TAG)
 326 #define SF_GET_GET_SEGMENT(s)   ((s)->sy_symbol.ost_flags & SF_GET_SEGMENT)
 327 #define SF_GET_I960(s)          ((s)->sy_symbol.ost_flags & SF_I960_MASK)       /* used by i960 */
 328 #define SF_GET_BALNAME(s)       ((s)->sy_symbol.ost_flags & SF_BALNAME) /* used by i960 */
 329 #define SF_GET_CALLNAME(s)      ((s)->sy_symbol.ost_flags & SF_CALLNAME)        /* used by i960 */
 330 #define SF_GET_IS_SYSPROC(s)    ((s)->sy_symbol.ost_flags & SF_IS_SYSPROC)      /* used by i960 */
 331 #define SF_GET_SYSPROC(s)       ((s)->sy_symbol.ost_flags & SF_SYSPROC) /* used by i960 */
 332
 333 /* Modifiers */
 334 #define SF_SET(s,v)             ((s)->sy_symbol.ost_flags = (v))
 335 #define SF_SET_NORMAL_FIELD(s,v)((s)->sy_symbol.ost_flags |= ((v) & SF_NORMAL_MASK))
 336 #define SF_SET_DEBUG_FIELD(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_DEBUG_MASK))
 337 #define SF_SET_FILE(s)          ((s)->sy_symbol.ost_flags |= SF_FILE)
 338 #define SF_SET_STATICS(s)       ((s)->sy_symbol.ost_flags |= SF_STATICS)
 339 #define SF_SET_DEFINED(s)       ((s)->sy_symbol.ost_flags |= SF_DEFINED)
 340 #define SF_SET_STRING(s)        ((s)->sy_symbol.ost_flags |= SF_STRING)
 341 #define SF_SET_LOCAL(s)         ((s)->sy_symbol.ost_flags |= SF_LOCAL)
 342 #define SF_CLEAR_LOCAL(s)       ((s)->sy_symbol.ost_flags &= ~SF_LOCAL)
 343 #define SF_SET_FUNCTION(s)      ((s)->sy_symbol.ost_flags |= SF_FUNCTION)
 344 #define SF_SET_PROCESS(s)       ((s)->sy_symbol.ost_flags |= SF_PROCESS)
 345 #define SF_SET_DEBUG(s)         ((s)->sy_symbol.ost_flags |= SF_DEBUG)
 346 #define SF_SET_TAGGED(s)        ((s)->sy_symbol.ost_flags |= SF_TAGGED)
 347 #define SF_SET_TAG(s)           ((s)->sy_symbol.ost_flags |= SF_TAG)
 348 #define SF_SET_GET_SEGMENT(s)   ((s)->sy_symbol.ost_flags |= SF_GET_SEGMENT)
 349 #define SF_SET_I960(s,v)        ((s)->sy_symbol.ost_flags |= ((v) & SF_I960_MASK))      /* used by i960 */
 350 #define SF_SET_BALNAME(s)       ((s)->sy_symbol.ost_flags |= SF_BALNAME)        /* used by i960 */
 351 #define SF_SET_CALLNAME(s)      ((s)->sy_symbol.ost_flags |= SF_CALLNAME)       /* used by i960 */
 352 #define SF_SET_IS_SYSPROC(s)    ((s)->sy_symbol.ost_flags |= SF_IS_SYSPROC)     /* used by i960 */
 353 #define SF_SET_SYSPROC(s,v)     ((s)->sy_symbol.ost_flags |= ((v) & SF_SYSPROC))        /* used by i960 */
 354
 355 /* File header macro and type definition */
 356
 357 /*
 358  * File position calculators. Beware to use them when all the
 359  * appropriate fields are set in the header.
 360  */
 361
 362 #ifdef OBJ_COFF_OMIT_OPTIONAL_HEADER
 363 #define OBJ_COFF_AOUTHDRSZ (0)
 364 #else
 365 #define OBJ_COFF_AOUTHDRSZ (AOUTHDRSZ)
 366 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 367
 368 #define H_GET_FILE_SIZE(h) \
 369     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 370            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 371            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 372            H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h) + \
 373            H_GET_SYMBOL_TABLE_SIZE(h) + \
 374            (h)->string_table_size)
 375 #define H_GET_TEXT_FILE_OFFSET(h) \
 376     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 377            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ)
 378 #define H_GET_DATA_FILE_OFFSET(h) \
 379     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 380            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 381            H_GET_TEXT_SIZE(h))
 382 #define H_GET_BSS_FILE_OFFSET(h) 0
 383 #define H_GET_RELOCATION_FILE_OFFSET(h) \
 384     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 385            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 386            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h))
 387 #define H_GET_LINENO_FILE_OFFSET(h) \
 388     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 389            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 390            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 391            H_GET_RELOCATION_SIZE(h))
 392 #define H_GET_SYMBOL_TABLE_FILE_OFFSET(h) \
 393     (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
 394            H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
 395            H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
 396            H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h))
 397
 398 /* Accessors */
 399 /* aouthdr */
 400 #define H_GET_MAGIC_NUMBER(h)           ((h)->aouthdr.magic)
 401 #define H_GET_VERSION_STAMP(h)          ((h)->aouthdr.vstamp)
 402 #define H_GET_TEXT_SIZE(h)              ((h)->aouthdr.tsize)
 403 #define H_GET_DATA_SIZE(h)              ((h)->aouthdr.dsize)
 404 #define H_GET_BSS_SIZE(h)               ((h)->aouthdr.bsize)
 405 #define H_GET_ENTRY_POINT(h)            ((h)->aouthdr.entry)
 406 #define H_GET_TEXT_START(h)             ((h)->aouthdr.text_start)
 407 #define H_GET_DATA_START(h)             ((h)->aouthdr.data_start)
 408 /* filehdr */
 409 #define H_GET_FILE_MAGIC_NUMBER(h)      ((h)->filehdr.f_magic)
 410 #define H_GET_NUMBER_OF_SECTIONS(h)     ((h)->filehdr.f_nscns)
 411 #define H_GET_TIME_STAMP(h)             ((h)->filehdr.f_timdat)
 412 #define H_GET_SYMBOL_TABLE_POINTER(h)   ((h)->filehdr.f_symptr)
 413 #define H_GET_SYMBOL_COUNT(h)           ((h)->filehdr.f_nsyms)
 414 #define H_GET_SYMBOL_TABLE_SIZE(h)      (H_GET_SYMBOL_COUNT(h) * SYMESZ)
 415 #define H_GET_SIZEOF_OPTIONAL_HEADER(h) ((h)->filehdr.f_opthdr)
 416 #define H_GET_FLAGS(h)                  ((h)->filehdr.f_flags)
 417 /* Extra fields to achieve bsd a.out compatibility and for convenience */
 418 #define H_GET_RELOCATION_SIZE(h)        ((h)->relocation_size)
 419 #define H_GET_STRING_SIZE(h)            ((h)->string_table_size)
 420 #define H_GET_LINENO_SIZE(h)            ((h)->lineno_size)
 421
 422 #ifndef OBJ_COFF_OMIT_OPTIONAL_HEADER
 423 #define H_GET_HEADER_SIZE(h)            (sizeof(FILHDR) \
 424                                          + sizeof(AOUTHDR)\
 425                                          + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
 426 #else /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 427 #define H_GET_HEADER_SIZE(h)            (sizeof(FILHDR) \
 428                                          + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
 429 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
 430
 431 #define H_GET_TEXT_RELOCATION_SIZE(h)   (text_section_header.s_nreloc * RELSZ)
 432 #define H_GET_DATA_RELOCATION_SIZE(h)   (data_section_header.s_nreloc * RELSZ)
 433
 434 /* Modifiers */
 435 /* aouthdr */
 436 #define H_SET_MAGIC_NUMBER(h,v)         ((h)->aouthdr.magic = (v))
 437 #define H_SET_VERSION_STAMP(h,v)        ((h)->aouthdr.vstamp = (v))
 438 #define H_SET_TEXT_SIZE(h,v)            ((h)->aouthdr.tsize = (v))
 439 #define H_SET_DATA_SIZE(h,v)            ((h)->aouthdr.dsize = (v))
 440 #define H_SET_BSS_SIZE(h,v)             ((h)->aouthdr.bsize = (v))
 441 #define H_SET_ENTRY_POINT(h,v)          ((h)->aouthdr.entry = (v))
 442 #define H_SET_TEXT_START(h,v)           ((h)->aouthdr.text_start = (v))
 443 #define H_SET_DATA_START(h,v)           ((h)->aouthdr.data_start = (v))
 444 /* filehdr */
 445 #define H_SET_FILE_MAGIC_NUMBER(h,v)    ((h)->filehdr.f_magic = (v))
 446 #define H_SET_NUMBER_OF_SECTIONS(h,v)   ((h)->filehdr.f_nscns = (v))
 447 #define H_SET_TIME_STAMP(h,v)           ((h)->filehdr.f_timdat = (v))
 448 #define H_SET_SYMBOL_TABLE_POINTER(h,v) ((h)->filehdr.f_symptr = (v))
 449 #define H_SET_SYMBOL_TABLE_SIZE(h,v)    ((h)->filehdr.f_nsyms = (v))
 450 #define H_SET_SIZEOF_OPTIONAL_HEADER(h,v) ((h)->filehdr.f_opthdr = (v))
 451 #define H_SET_FLAGS(h,v)                ((h)->filehdr.f_flags = (v))
 452 /* Extra fields to achieve bsd a.out compatibility and for convinience */
 453 #define H_SET_RELOCATION_SIZE(h,t,d)    ((h)->relocation_size = (t)+(d))
 454 #define H_SET_STRING_SIZE(h,v)          ((h)->string_table_size = (v))
 455 #define H_SET_LINENO_SIZE(h,v)          ((h)->lineno_size = (v))
 456
 457 /* Segment flipping */
 458 #define segment_name(v) (seg_name[(int) (v)])
 459
 460 typedef struct
 461   {
 462 #ifdef BFD_HEADERS
 463     struct internal_aouthdr aouthdr;    /* a.out header */
 464     struct internal_filehdr filehdr;    /* File header, not machine dep. */
 465 #else
 466     AOUTHDR aouthdr;            /* a.out header */
 467     FILHDR filehdr;             /* File header, not machine dep. */
 468 #endif
 469     long string_table_size;     /* names + '\0' + sizeof(int) */
 470     long relocation_size;       /* Cumulated size of relocation
 471                                            information for all sections in
 472                                            bytes. */
 473     long lineno_size;           /* Size of the line number information
 474                                            table in bytes */
 475   }
 476
 477 object_headers;
 478
 479
 480
 481 struct lineno_list
 482 {
 483
 484   struct bfd_internal_lineno line;
 485   char *frag;                   /* Frag to which the line number is related */
 486   struct lineno_list *next;     /* Forward chain pointer */
 487 };
 488
 489
 490
 491
 492 /* stack stuff */
 493 typedef struct
 494   {
 495     unsigned long chunk_size;
 496     unsigned long element_size;
 497     unsigned long size;
 498     char *data;
 499     unsigned long pointer;
 500   }
 501
 502 stack;
 503
 504
 505
 506 char *EXFUN (stack_pop, (stack * st));
 507 char *EXFUN (stack_push, (stack * st, char *element));
 508 char *EXFUN (stack_top, (stack * st));
 509 stack *EXFUN (stack_init, (unsigned long chunk_size, unsigned long element_size));
 510 void EXFUN (c_dot_file_symbol, (char *filename));
 511 void EXFUN (obj_extra_stuff, (object_headers * headers));
 512 void EXFUN (stack_delete, (stack * st));
 513
 514
 515
 516 void EXFUN (c_section_header, (
 517
 518                                 struct internal_scnhdr * header,
 519                                 char *name,
 520                                 long core_address,
 521                                 long size,
 522                                 long data_ptr,
 523                                 long reloc_ptr,
 524                                 long lineno_ptr,
 525                                 long reloc_number,
 526                                 long lineno_number,
 527                                 long alignment));
 528
 529
 530 /* sanity check */
 531
 532 #ifdef TC_I960
 533 #ifndef C_LEAFSTAT
 534 hey ! Where is the C_LEAFSTAT definition ? i960 - coff support is depending on it.
 535 #endif /* no C_LEAFSTAT */
 536 #endif /* TC_I960 */
 537 #ifdef BFD_HEADERS
 538 extern struct internal_scnhdr data_section_header;
 539 extern struct internal_scnhdr text_section_header;
 540 #else
 541 extern SCNHDR data_section_header;
 542 extern SCNHDR text_section_header;
 543 #endif
 544 #endif
 545
 546 /*
 547  * Local Variables:
 548  * comment-column: 0
 549  * fill-column: 131
 550  * End:
 551  */
 552
 553 /* end of obj-coffbfd.h */