1 /* coff object file format
2 Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
4 This file is part of GAS.
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)
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.
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. */
25 #define WORKING_DOT_WORD
26 #define WARN_SIGNED_OVERFLOW_WORD
28 /* By default we omit the optional aouthdr. */
29 #define OBJ_COFF_OMIT_OPTIONAL_HEADER
38 /* This internal_lineno crap is to stop namespace pollution from the
39 bfd internal coff headerfile. */
41 #define internal_lineno bfd_internal_lineno
42 #include "coff/internal.h"
43 #undef internal_lineno
47 #define TARGET_FORMAT "coff-z8k"
51 #include "coff/h8300.h"
52 #define TARGET_FORMAT "coff-h8300"
56 #include "coff/h8500.h"
57 #define TARGET_FORMAT "coff-h8500"
62 #define TARGET_FORMAT "coff-sh"
66 #include "coff/m68k.h"
68 #define TARGET_FORMAT "coff-m68k"
73 #include "coff/m88k.h"
74 #define TARGET_FORMAT "coff-m88kbcs"
78 #include "coff/i386.h"
80 #define TARGET_FORMAT "coff-i386"
85 #include "coff/a29k.h"
86 #define TARGET_FORMAT "coff-a29k-big"
88 /* Allow translate from aout relocs to coff relocs */
93 #define RELOC_CONSTH 4
94 #define RELOC_JUMPTARG 5
95 #define RELOC_BASE22 6
98 #define RELOC_BASE13 9
99 #define RELOC_WDISP22 10
100 #define RELOC_WDISP30 11
104 #include "coff/i960.h"
105 #define TARGET_FORMAT "coff-Intel-little"
109 #ifndef OBJ_COFF_MAX_AUXENTRIES
110 #define OBJ_COFF_MAX_AUXENTRIES 1
111 #endif /* OBJ_COFF_MAX_AUXENTRIES */
114 extern const segT N_TYPE_seg[];
116 /* Magic number of paged executable. */
117 #define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE 0x8300
122 /* targets may also set this */
123 #ifndef SYMBOLS_NEED_BACKPOINTERS
124 #define SYMBOLS_NEED_BACKPOINTERS 1
125 #endif /* SYMBOLS_NEED_BACKPOINTERS */
127 /* Symbol table entry data type */
131 struct internal_syment ost_entry; /* Basic symbol */
132 union internal_auxent ost_auxent[OBJ_COFF_MAX_AUXENTRIES]; /* Auxiliary entry. */
134 unsigned int ost_flags; /* obj_coff internal use only flags */
140 #define DO_NOT_STRIP 0
143 /* Symbol table macros and constants */
145 /* Possible and usefull section number in symbol table
146 * The values of TEXT, DATA and BSS may not be portable.
149 #define C_ABS_SECTION N_ABS
150 #define C_UNDEF_SECTION N_UNDEF
151 #define C_DEBUG_SECTION N_DEBUG
152 #define C_NTV_SECTION N_TV
153 #define C_PTV_SECTION P_TV
154 #define C_REGISTER_SECTION 20
157 * Macros to extract information from a symbol table entry.
158 * This syntaxic indirection allows independence regarding a.out or coff.
159 * The argument (s) of all these macros is a pointer to a symbol table entry.
163 /* True if the symbol is external */
164 #define S_IS_EXTERNAL(s) ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION)
165 /* True if symbol has been defined, ie :
166 section > 0 (DATA, TEXT or BSS)
167 section == 0 and value > 0 (external bss symbol) */
168 #define S_IS_DEFINED(s) ((s)->sy_symbol.ost_entry.n_scnum > C_UNDEF_SECTION || \
169 ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION && \
170 S_GET_VALUE (s) > 0))
171 /* True if a debug special symbol entry */
172 #define S_IS_DEBUG(s) ((s)->sy_symbol.ost_entry.n_scnum == C_DEBUG_SECTION)
173 /* True if a symbol is local symbol name */
174 /* A symbol name whose name includes ^A is a gas internal pseudo symbol */
175 #define S_IS_LOCAL(s) \
176 ((s)->sy_symbol.ost_entry.n_scnum == C_REGISTER_SECTION \
177 || (S_LOCAL_NAME(s) && !flagseen['L']) \
178 || (strchr (S_GET_NAME (s), '\001') != NULL))
179 /* True if a symbol is not defined in this file */
180 #define S_IS_EXTERN(s) ((s)->sy_symbol.ost_entry.n_scnum == 0 \
181 && S_GET_VALUE (s) == 0)
183 * True if a symbol can be multiply defined (bss symbols have this def
184 * though it is bad practice)
186 #define S_IS_COMMON(s) ((s)->sy_symbol.ost_entry.n_scnum == 0 \
187 && S_GET_VALUE (s) != 0)
188 /* True if a symbol name is in the string table, i.e. its length is > 8. */
189 #define S_IS_STRING(s) (strlen(S_GET_NAME(s)) > 8 ? 1 : 0)
192 /* The name of the symbol */
193 #define S_GET_NAME(s) ((char*)(s)->sy_symbol.ost_entry.n_offset)
194 /* The pointer to the string table */
195 #define S_GET_OFFSET(s) ((s)->sy_symbol.ost_entry.n_offset)
196 /* The zeroes if symbol name is longer than 8 chars */
197 #define S_GET_ZEROES(s) ((s)->sy_symbol.ost_entry.n_zeroes)
198 /* The numeric value of the segment */
199 #define S_GET_SEGMENT(s) s_get_segment(s)
201 #define S_GET_DATA_TYPE(s) ((s)->sy_symbol.ost_entry.n_type)
202 /* The storage class */
203 #define S_GET_STORAGE_CLASS(s) ((s)->sy_symbol.ost_entry.n_sclass)
204 /* The number of auxiliary entries */
205 #define S_GET_NUMBER_AUXILIARY(s) ((s)->sy_symbol.ost_entry.n_numaux)
208 /* Set the name of the symbol */
209 #define S_SET_NAME(s,v) ((s)->sy_symbol.ost_entry.n_offset = (unsigned long)(v))
210 /* Set the offset of the symbol */
211 #define S_SET_OFFSET(s,v) ((s)->sy_symbol.ost_entry.n_offset = (v))
212 /* The zeroes if symbol name is longer than 8 chars */
213 #define S_SET_ZEROES(s,v) ((s)->sy_symbol.ost_entry.n_zeroes = (v))
214 /* The numeric value of the segment */
215 #define S_SET_SEGMENT(s,v) ((s)->sy_symbol.ost_entry.n_scnum = SEGMENT_TO_SYMBOL_TYPE(v))
217 #define S_SET_DATA_TYPE(s,v) ((s)->sy_symbol.ost_entry.n_type = (v))
218 /* The storage class */
219 #define S_SET_STORAGE_CLASS(s,v) ((s)->sy_symbol.ost_entry.n_sclass = (v))
220 /* The number of auxiliary entries */
221 #define S_SET_NUMBER_AUXILIARY(s,v) ((s)->sy_symbol.ost_entry.n_numaux = (v))
223 /* Additional modifiers */
224 /* The symbol is external (does not mean undefined) */
225 #define S_SET_EXTERNAL(s) { S_SET_STORAGE_CLASS(s, C_EXT) ; SF_CLEAR_LOCAL(s); }
227 /* Auxiliary entry macros. SA_ stands for symbol auxiliary */
228 /* Omit the tv related fields */
231 #define SA_GET_SYM_TAGNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l)
233 #define SA_GET_SYM_TAGNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx)
235 #define SA_GET_SYM_LNNO(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno)
236 #define SA_GET_SYM_SIZE(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size)
237 #define SA_GET_SYM_FSIZE(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize)
238 #define SA_GET_SYM_LNNOPTR(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr)
240 #define SA_GET_SYM_ENDNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l)
242 #define SA_GET_SYM_ENDNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx)
244 #define SA_GET_SYM_DIMEN(s,i) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)])
245 #define SA_GET_FILE_FNAME(s) ((s)->sy_symbol.ost_auxent[0].x_file.x_fname)
246 #define SA_GET_SCN_SCNLEN(s) ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen)
247 #define SA_GET_SCN_NRELOC(s) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc)
248 #define SA_GET_SCN_NLINNO(s) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno)
252 #define SA_SET_SYM_TAGNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l=(v))
254 #define SA_SET_SYM_TAGNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx=(v))
256 #define SA_SET_SYM_LNNO(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno=(v))
257 #define SA_SET_SYM_SIZE(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size=(v))
258 #define SA_SET_SYM_FSIZE(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize=(v))
259 #define SA_SET_SYM_LNNOPTR(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr=(v))
261 #define SA_SET_SYM_ENDNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l=(v))
263 #define SA_SET_SYM_ENDNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx=(v))
265 #define SA_SET_SYM_DIMEN(s,i,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)]=(v))
266 #define SA_SET_FILE_FNAME(s,v) strncpy((s)->sy_symbol.ost_auxent[0].x_file.x_fname,(v),FILNMLEN)
267 #define SA_SET_SCN_SCNLEN(s,v) ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen=(v))
268 #define SA_SET_SCN_NRELOC(s,v) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc=(v))
269 #define SA_SET_SCN_NLINNO(s,v) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno=(v))
272 * Internal use only definitions. SF_ stands for symbol flags.
274 * These values can be assigned to sy_symbol.ost_flags field of a symbolS.
276 * You'll break i960 if you shift the SYSPROC bits anywhere else. for
277 * more on the balname/callname hack, see tc-i960.h. b.out is done
281 #define SF_I960_MASK (0x000001ff) /* Bits 0-8 are used by the i960 port. */
282 #define SF_SYSPROC (0x0000003f) /* bits 0-5 are used to store the sysproc number */
283 #define SF_IS_SYSPROC (0x00000040) /* bit 6 marks symbols that are sysprocs */
284 #define SF_BALNAME (0x00000080) /* bit 7 marks BALNAME symbols */
285 #define SF_CALLNAME (0x00000100) /* bit 8 marks CALLNAME symbols */
287 #define SF_NORMAL_MASK (0x0000ffff) /* bits 12-15 are general purpose. */
289 #define SF_STATICS (0x00001000) /* Mark the .text & all symbols */
290 #define SF_DEFINED (0x00002000) /* Symbol is defined in this file */
291 #define SF_STRING (0x00004000) /* Symbol name length > 8 */
292 #define SF_LOCAL (0x00008000) /* Symbol must not be emitted */
294 #define SF_DEBUG_MASK (0xffff0000) /* bits 16-31 are debug info */
296 #define SF_FUNCTION (0x00010000) /* The symbol is a function */
297 #define SF_PROCESS (0x00020000) /* Process symbol before write */
298 #define SF_TAGGED (0x00040000) /* Is associated with a tag */
299 #define SF_TAG (0x00080000) /* Is a tag */
300 #define SF_DEBUG (0x00100000) /* Is in debug or abs section */
301 #define SF_GET_SEGMENT (0x00200000) /* Get the section of the forward symbol. */
302 /* All other bits are unused. */
305 #define SF_GET(s) ((s)->sy_symbol.ost_flags)
306 #define SF_GET_NORMAL_FIELD(s) ((s)->sy_symbol.ost_flags & SF_NORMAL_MASK)
307 #define SF_GET_DEBUG_FIELD(s) ((s)->sy_symbol.ost_flags & SF_DEBUG_MASK)
308 #define SF_GET_FILE(s) ((s)->sy_symbol.ost_flags & SF_FILE)
309 #define SF_GET_STATICS(s) ((s)->sy_symbol.ost_flags & SF_STATICS)
310 #define SF_GET_DEFINED(s) ((s)->sy_symbol.ost_flags & SF_DEFINED)
311 #define SF_GET_STRING(s) ((s)->sy_symbol.ost_flags & SF_STRING)
312 #define SF_GET_LOCAL(s) ((s)->sy_symbol.ost_flags & SF_LOCAL)
313 #define SF_GET_FUNCTION(s) ((s)->sy_symbol.ost_flags & SF_FUNCTION)
314 #define SF_GET_PROCESS(s) ((s)->sy_symbol.ost_flags & SF_PROCESS)
315 #define SF_GET_DEBUG(s) ((s)->sy_symbol.ost_flags & SF_DEBUG)
316 #define SF_GET_TAGGED(s) ((s)->sy_symbol.ost_flags & SF_TAGGED)
317 #define SF_GET_TAG(s) ((s)->sy_symbol.ost_flags & SF_TAG)
318 #define SF_GET_GET_SEGMENT(s) ((s)->sy_symbol.ost_flags & SF_GET_SEGMENT)
319 #define SF_GET_I960(s) ((s)->sy_symbol.ost_flags & SF_I960_MASK) /* used by i960 */
320 #define SF_GET_BALNAME(s) ((s)->sy_symbol.ost_flags & SF_BALNAME) /* used by i960 */
321 #define SF_GET_CALLNAME(s) ((s)->sy_symbol.ost_flags & SF_CALLNAME) /* used by i960 */
322 #define SF_GET_IS_SYSPROC(s) ((s)->sy_symbol.ost_flags & SF_IS_SYSPROC) /* used by i960 */
323 #define SF_GET_SYSPROC(s) ((s)->sy_symbol.ost_flags & SF_SYSPROC) /* used by i960 */
326 #define SF_SET(s,v) ((s)->sy_symbol.ost_flags = (v))
327 #define SF_SET_NORMAL_FIELD(s,v)((s)->sy_symbol.ost_flags |= ((v) & SF_NORMAL_MASK))
328 #define SF_SET_DEBUG_FIELD(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_DEBUG_MASK))
329 #define SF_SET_FILE(s) ((s)->sy_symbol.ost_flags |= SF_FILE)
330 #define SF_SET_STATICS(s) ((s)->sy_symbol.ost_flags |= SF_STATICS)
331 #define SF_SET_DEFINED(s) ((s)->sy_symbol.ost_flags |= SF_DEFINED)
332 #define SF_SET_STRING(s) ((s)->sy_symbol.ost_flags |= SF_STRING)
333 #define SF_SET_LOCAL(s) ((s)->sy_symbol.ost_flags |= SF_LOCAL)
334 #define SF_CLEAR_LOCAL(s) ((s)->sy_symbol.ost_flags &= ~SF_LOCAL)
335 #define SF_SET_FUNCTION(s) ((s)->sy_symbol.ost_flags |= SF_FUNCTION)
336 #define SF_SET_PROCESS(s) ((s)->sy_symbol.ost_flags |= SF_PROCESS)
337 #define SF_SET_DEBUG(s) ((s)->sy_symbol.ost_flags |= SF_DEBUG)
338 #define SF_SET_TAGGED(s) ((s)->sy_symbol.ost_flags |= SF_TAGGED)
339 #define SF_SET_TAG(s) ((s)->sy_symbol.ost_flags |= SF_TAG)
340 #define SF_SET_GET_SEGMENT(s) ((s)->sy_symbol.ost_flags |= SF_GET_SEGMENT)
341 #define SF_SET_I960(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_I960_MASK)) /* used by i960 */
342 #define SF_SET_BALNAME(s) ((s)->sy_symbol.ost_flags |= SF_BALNAME) /* used by i960 */
343 #define SF_SET_CALLNAME(s) ((s)->sy_symbol.ost_flags |= SF_CALLNAME) /* used by i960 */
344 #define SF_SET_IS_SYSPROC(s) ((s)->sy_symbol.ost_flags |= SF_IS_SYSPROC) /* used by i960 */
345 #define SF_SET_SYSPROC(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_SYSPROC)) /* used by i960 */
347 /* File header macro and type definition */
350 * File position calculators. Beware to use them when all the
351 * appropriate fields are set in the header.
354 #ifdef OBJ_COFF_OMIT_OPTIONAL_HEADER
355 #define OBJ_COFF_AOUTHDRSZ (0)
357 #define OBJ_COFF_AOUTHDRSZ (AOUTHDRSZ)
358 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
360 #define H_GET_FILE_SIZE(h) \
361 (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
362 H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
363 H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
364 H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h) + \
365 H_GET_SYMBOL_TABLE_SIZE(h) + \
366 (h)->string_table_size)
367 #define H_GET_TEXT_FILE_OFFSET(h) \
368 (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
369 H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ)
370 #define H_GET_DATA_FILE_OFFSET(h) \
371 (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
372 H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
374 #define H_GET_BSS_FILE_OFFSET(h) 0
375 #define H_GET_RELOCATION_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 #define H_GET_LINENO_FILE_OFFSET(h) \
380 (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
381 H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
382 H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
383 H_GET_RELOCATION_SIZE(h))
384 #define H_GET_SYMBOL_TABLE_FILE_OFFSET(h) \
385 (long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \
386 H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \
387 H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \
388 H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h))
392 #define H_GET_MAGIC_NUMBER(h) ((h)->aouthdr.magic)
393 #define H_GET_VERSION_STAMP(h) ((h)->aouthdr.vstamp)
394 #define H_GET_TEXT_SIZE(h) ((h)->aouthdr.tsize)
395 #define H_GET_DATA_SIZE(h) ((h)->aouthdr.dsize)
396 #define H_GET_BSS_SIZE(h) ((h)->aouthdr.bsize)
397 #define H_GET_ENTRY_POINT(h) ((h)->aouthdr.entry)
398 #define H_GET_TEXT_START(h) ((h)->aouthdr.text_start)
399 #define H_GET_DATA_START(h) ((h)->aouthdr.data_start)
401 #define H_GET_FILE_MAGIC_NUMBER(h) ((h)->filehdr.f_magic)
402 #define H_GET_NUMBER_OF_SECTIONS(h) ((h)->filehdr.f_nscns)
403 #define H_GET_TIME_STAMP(h) ((h)->filehdr.f_timdat)
404 #define H_GET_SYMBOL_TABLE_POINTER(h) ((h)->filehdr.f_symptr)
405 #define H_GET_SYMBOL_COUNT(h) ((h)->filehdr.f_nsyms)
406 #define H_GET_SYMBOL_TABLE_SIZE(h) (H_GET_SYMBOL_COUNT(h) * SYMESZ)
407 #define H_GET_SIZEOF_OPTIONAL_HEADER(h) ((h)->filehdr.f_opthdr)
408 #define H_GET_FLAGS(h) ((h)->filehdr.f_flags)
409 /* Extra fields to achieve bsd a.out compatibility and for convenience */
410 #define H_GET_RELOCATION_SIZE(h) ((h)->relocation_size)
411 #define H_GET_STRING_SIZE(h) ((h)->string_table_size)
412 #define H_GET_LINENO_SIZE(h) ((h)->lineno_size)
414 #ifndef OBJ_COFF_OMIT_OPTIONAL_HEADER
415 #define H_GET_HEADER_SIZE(h) (sizeof(FILHDR) \
417 + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
418 #else /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
419 #define H_GET_HEADER_SIZE(h) (sizeof(FILHDR) \
420 + (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ))
421 #endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */
423 #define H_GET_TEXT_RELOCATION_SIZE(h) (text_section_header.s_nreloc * RELSZ)
424 #define H_GET_DATA_RELOCATION_SIZE(h) (data_section_header.s_nreloc * RELSZ)
428 #define H_SET_MAGIC_NUMBER(h,v) ((h)->aouthdr.magic = (v))
429 #define H_SET_VERSION_STAMP(h,v) ((h)->aouthdr.vstamp = (v))
430 #define H_SET_TEXT_SIZE(h,v) ((h)->aouthdr.tsize = (v))
431 #define H_SET_DATA_SIZE(h,v) ((h)->aouthdr.dsize = (v))
432 #define H_SET_BSS_SIZE(h,v) ((h)->aouthdr.bsize = (v))
433 #define H_SET_ENTRY_POINT(h,v) ((h)->aouthdr.entry = (v))
434 #define H_SET_TEXT_START(h,v) ((h)->aouthdr.text_start = (v))
435 #define H_SET_DATA_START(h,v) ((h)->aouthdr.data_start = (v))
437 #define H_SET_FILE_MAGIC_NUMBER(h,v) ((h)->filehdr.f_magic = (v))
438 #define H_SET_NUMBER_OF_SECTIONS(h,v) ((h)->filehdr.f_nscns = (v))
439 #define H_SET_TIME_STAMP(h,v) ((h)->filehdr.f_timdat = (v))
440 #define H_SET_SYMBOL_TABLE_POINTER(h,v) ((h)->filehdr.f_symptr = (v))
441 #define H_SET_SYMBOL_TABLE_SIZE(h,v) ((h)->filehdr.f_nsyms = (v))
442 #define H_SET_SIZEOF_OPTIONAL_HEADER(h,v) ((h)->filehdr.f_opthdr = (v))
443 #define H_SET_FLAGS(h,v) ((h)->filehdr.f_flags = (v))
444 /* Extra fields to achieve bsd a.out compatibility and for convinience */
445 #define H_SET_RELOCATION_SIZE(h,t,d) ((h)->relocation_size = (t)+(d))
446 #define H_SET_STRING_SIZE(h,v) ((h)->string_table_size = (v))
447 #define H_SET_LINENO_SIZE(h,v) ((h)->lineno_size = (v))
449 /* Segment flipping */
454 struct internal_aouthdr aouthdr; /* a.out header */
455 struct internal_filehdr filehdr; /* File header, not machine dep. */
457 AOUTHDR aouthdr; /* a.out header */
458 FILHDR filehdr; /* File header, not machine dep. */
460 long string_table_size; /* names + '\0' + sizeof(int) */
461 long relocation_size; /* Cumulated size of relocation
462 information for all sections in
464 long lineno_size; /* Size of the line number information
475 struct bfd_internal_lineno line;
476 char *frag; /* Frag to which the line number is related */
477 struct lineno_list *next; /* Forward chain pointer */
486 unsigned long chunk_size;
487 unsigned long element_size;
490 unsigned long pointer;
495 #define obj_segment_name(i) (segment_info[(int) (i)].scnhdr.s_name)
497 #define obj_add_segment(s) obj_coff_add_segment (s)
499 extern segT obj_coff_add_segment PARAMS ((const char *));
501 extern void obj_coff_section PARAMS ((int));
503 extern void c_dot_file_symbol PARAMS ((char *filename));
504 extern void obj_extra_stuff PARAMS ((object_headers * headers));
505 extern void stack_delete PARAMS ((stack * st));
507 extern segT s_get_segment PARAMS ((struct symbol * ptr));
509 extern void c_section_header PARAMS ((struct internal_scnhdr * header,
525 hey ! Where is the C_LEAFSTAT definition ? i960 - coff support is depending on it.
526 #endif /* no C_LEAFSTAT */
529 extern struct internal_scnhdr data_section_header;
530 extern struct internal_scnhdr text_section_header;
532 extern SCNHDR data_section_header;
533 extern SCNHDR text_section_header;
536 /* Forward the segment of a forwarded symbol. */
537 #define obj_frob_forward_symbol(symp) \
538 (SF_GET_GET_SEGMENT (symp) \
539 ? (S_SET_SEGMENT (symp, S_GET_SEGMENT (symp->sy_value.X_add_symbol)), 0) \
542 /* Stabs in a coff file go into their own section. */
544 #define SEPARATE_STAB_SECTIONS
546 /* We need 12 bytes at the start of the section to hold some initial
549 extern void obj_coff_init_stab_section PARAMS ((segT));
551 #define INIT_STAB_SECTION(seg) obj_coff_init_stab_section (seg)
553 #endif /* OBJ_FORMAT_H */