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* aoutx.h (some_aout_object_p): Clean up tdata properly on error.
[deliverable/binutils-gdb.git] / bfd / coff64-rs6000.c
1 /* BFD back-end for IBM RS/6000 "XCOFF64" files.
2 Copyright 2000, 2001, 2002
3 Free Software Foundation, Inc.
4 Written Clinton Popetz.
5 Contributed by Cygnus Support.
6
7 This file is part of BFD, the Binary File Descriptor library.
8
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
13
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
22
23 #include "bfd.h"
24 #include "sysdep.h"
25 #include "bfdlink.h"
26 #include "libbfd.h"
27 #include "coff/internal.h"
28 #include "coff/xcoff.h"
29 #include "coff/rs6k64.h"
30 #include "libcoff.h"
31 #include "libxcoff.h"
32
33 #define GET_FILEHDR_SYMPTR H_GET_64
34 #define PUT_FILEHDR_SYMPTR H_PUT_64
35 #define GET_AOUTHDR_DATA_START H_GET_64
36 #define PUT_AOUTHDR_DATA_START H_PUT_64
37 #define GET_AOUTHDR_TEXT_START H_GET_64
38 #define PUT_AOUTHDR_TEXT_START H_PUT_64
39 #define GET_AOUTHDR_TSIZE H_GET_64
40 #define PUT_AOUTHDR_TSIZE H_PUT_64
41 #define GET_AOUTHDR_DSIZE H_GET_64
42 #define PUT_AOUTHDR_DSIZE H_PUT_64
43 #define GET_AOUTHDR_BSIZE H_GET_64
44 #define PUT_AOUTHDR_BSIZE H_PUT_64
45 #define GET_AOUTHDR_ENTRY H_GET_64
46 #define PUT_AOUTHDR_ENTRY H_PUT_64
47 #define GET_SCNHDR_PADDR H_GET_64
48 #define PUT_SCNHDR_PADDR H_PUT_64
49 #define GET_SCNHDR_VADDR H_GET_64
50 #define PUT_SCNHDR_VADDR H_PUT_64
51 #define GET_SCNHDR_SIZE H_GET_64
52 #define PUT_SCNHDR_SIZE H_PUT_64
53 #define GET_SCNHDR_SCNPTR H_GET_64
54 #define PUT_SCNHDR_SCNPTR H_PUT_64
55 #define GET_SCNHDR_RELPTR H_GET_64
56 #define PUT_SCNHDR_RELPTR H_PUT_64
57 #define GET_SCNHDR_LNNOPTR H_GET_64
58 #define PUT_SCNHDR_LNNOPTR H_PUT_64
59 #define GET_SCNHDR_NRELOC H_GET_32
60 #define MAX_SCNHDR_NRELOC 0xffffffff
61 #define PUT_SCNHDR_NRELOC H_PUT_32
62 #define GET_SCNHDR_NLNNO H_GET_32
63 #define MAX_SCNHDR_NLNNO 0xffffffff
64 #define PUT_SCNHDR_NLNNO H_PUT_32
65 #define GET_RELOC_VADDR H_GET_64
66 #define PUT_RELOC_VADDR H_PUT_64
67
68 #define COFF_FORCE_SYMBOLS_IN_STRINGS
69 #define COFF_DEBUG_STRING_WIDE_PREFIX
70
71
72 #define COFF_ADJUST_SCNHDR_OUT_POST(ABFD, INT, EXT) \
73 do \
74 { \
75 memset (((SCNHDR *) EXT)->s_pad, 0, \
76 sizeof (((SCNHDR *) EXT)->s_pad)); \
77 } \
78 while (0)
79
80 #define NO_COFF_LINENOS
81
82 #define coff_SWAP_lineno_in _bfd_xcoff64_swap_lineno_in
83 #define coff_SWAP_lineno_out _bfd_xcoff64_swap_lineno_out
84
85 static void _bfd_xcoff64_swap_lineno_in PARAMS ((bfd *, PTR, PTR));
86 static unsigned int _bfd_xcoff64_swap_lineno_out PARAMS ((bfd *, PTR, PTR));
87 static boolean _bfd_xcoff64_put_symbol_name
88 PARAMS ((bfd *, struct bfd_strtab_hash *, struct internal_syment *,
89 const char *));
90 static boolean _bfd_xcoff64_put_ldsymbol_name
91 PARAMS ((bfd *, struct xcoff_loader_info *, struct internal_ldsym *,
92 const char *));
93 static void _bfd_xcoff64_swap_sym_in PARAMS ((bfd *, PTR, PTR));
94 static unsigned int _bfd_xcoff64_swap_sym_out PARAMS ((bfd *, PTR, PTR));
95 static void _bfd_xcoff64_swap_aux_in
96 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
97 static unsigned int _bfd_xcoff64_swap_aux_out
98 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
99 static void xcoff64_swap_reloc_in PARAMS ((bfd *, PTR, PTR));
100 static unsigned int xcoff64_swap_reloc_out PARAMS ((bfd *, PTR, PTR));
101 extern boolean _bfd_xcoff_mkobject PARAMS ((bfd *));
102 extern boolean _bfd_xcoff_copy_private_bfd_data PARAMS ((bfd *, bfd *));
103 extern boolean _bfd_xcoff_is_local_label_name PARAMS ((bfd *, const char *));
104 extern void xcoff64_rtype2howto
105 PARAMS ((arelent *, struct internal_reloc *));
106 extern reloc_howto_type * xcoff64_reloc_type_lookup
107 PARAMS ((bfd *, bfd_reloc_code_real_type));
108 extern boolean _bfd_xcoff_slurp_armap PARAMS ((bfd *));
109 extern PTR _bfd_xcoff_read_ar_hdr PARAMS ((bfd *));
110 extern bfd *_bfd_xcoff_openr_next_archived_file PARAMS ((bfd *, bfd *));
111 extern int _bfd_xcoff_stat_arch_elt PARAMS ((bfd *, struct stat *));
112 extern boolean _bfd_xcoff_write_armap
113 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
114 extern boolean _bfd_xcoff_write_archive_contents PARAMS ((bfd *));
115 extern int _bfd_xcoff_sizeof_headers PARAMS ((bfd *, boolean));
116 extern void _bfd_xcoff_swap_sym_in PARAMS ((bfd *, PTR, PTR));
117 extern unsigned int _bfd_xcoff_swap_sym_out PARAMS ((bfd *, PTR, PTR));
118 extern void _bfd_xcoff_swap_aux_in
119 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
120 extern unsigned int _bfd_xcoff_swap_aux_out
121 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
122 static void xcoff64_swap_ldhdr_in
123 PARAMS ((bfd *, const PTR, struct internal_ldhdr *));
124 static void xcoff64_swap_ldhdr_out
125 PARAMS ((bfd *, const struct internal_ldhdr *, PTR d));
126 static void xcoff64_swap_ldsym_in
127 PARAMS ((bfd *, const PTR, struct internal_ldsym *));
128 static void xcoff64_swap_ldsym_out
129 PARAMS ((bfd *, const struct internal_ldsym *, PTR d));
130 static void xcoff64_swap_ldrel_in
131 PARAMS ((bfd *, const PTR, struct internal_ldrel *));
132 static void xcoff64_swap_ldrel_out
133 PARAMS ((bfd *, const struct internal_ldrel *, PTR d));
134 static boolean xcoff64_write_object_contents PARAMS ((bfd *));
135 static boolean xcoff64_ppc_relocate_section
136 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
137 struct internal_reloc *, struct internal_syment *,
138 asection **));
139 static boolean xcoff64_slurp_armap PARAMS ((bfd *));
140 static const bfd_target *xcoff64_archive_p PARAMS ((bfd *));
141 static bfd *xcoff64_openr_next_archived_file PARAMS ((bfd *, bfd *));
142 static int xcoff64_sizeof_headers PARAMS ((bfd *, boolean));
143 static asection *xcoff64_create_csect_from_smclas
144 PARAMS ((bfd *, union internal_auxent *, const char *));
145 static boolean xcoff64_is_lineno_count_overflow PARAMS ((bfd *, bfd_vma));
146 static boolean xcoff64_is_reloc_count_overflow PARAMS ((bfd *, bfd_vma));
147 static bfd_vma xcoff64_loader_symbol_offset
148 PARAMS ((bfd *, struct internal_ldhdr *));
149 static bfd_vma xcoff64_loader_reloc_offset
150 PARAMS ((bfd *, struct internal_ldhdr *));
151 static boolean xcoff64_generate_rtinit
152 PARAMS ((bfd *, const char *, const char *, boolean));
153 static boolean xcoff64_bad_format_hook PARAMS ((bfd *, PTR ));
154
155 /* Relocation functions */
156 static boolean xcoff64_reloc_type_br PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
157
158 boolean (*xcoff64_calculate_relocation[XCOFF_MAX_CALCULATE_RELOCATION])
159 (XCOFF_RELOC_FUNCTION_ARGS) =
160 {
161 xcoff_reloc_type_pos, /* R_POS (0x00) */
162 xcoff_reloc_type_neg, /* R_NEG (0x01) */
163 xcoff_reloc_type_rel, /* R_REL (0x02) */
164 xcoff_reloc_type_toc, /* R_TOC (0x03) */
165 xcoff_reloc_type_fail, /* R_RTB (0x04) */
166 xcoff_reloc_type_toc, /* R_GL (0x05) */
167 xcoff_reloc_type_toc, /* R_TCL (0x06) */
168 xcoff_reloc_type_fail, /* (0x07) */
169 xcoff_reloc_type_ba, /* R_BA (0x08) */
170 xcoff_reloc_type_fail, /* (0x09) */
171 xcoff64_reloc_type_br, /* R_BR (0x0a) */
172 xcoff_reloc_type_fail, /* (0x0b) */
173 xcoff_reloc_type_pos, /* R_RL (0x0c) */
174 xcoff_reloc_type_pos, /* R_RLA (0x0d) */
175 xcoff_reloc_type_fail, /* (0x0e) */
176 xcoff_reloc_type_noop, /* R_REF (0x0f) */
177 xcoff_reloc_type_fail, /* (0x10) */
178 xcoff_reloc_type_fail, /* (0x11) */
179 xcoff_reloc_type_toc, /* R_TRL (0x12) */
180 xcoff_reloc_type_toc, /* R_TRLA (0x13) */
181 xcoff_reloc_type_fail, /* R_RRTBI (0x14) */
182 xcoff_reloc_type_fail, /* R_RRTBA (0x15) */
183 xcoff_reloc_type_ba, /* R_CAI (0x16) */
184 xcoff_reloc_type_crel, /* R_CREL (0x17) */
185 xcoff_reloc_type_ba, /* R_RBA (0x18) */
186 xcoff_reloc_type_ba, /* R_RBAC (0x19) */
187 xcoff64_reloc_type_br, /* R_RBR (0x1a) */
188 xcoff_reloc_type_ba, /* R_RBRC (0x1b) */
189 };
190
191 /* coffcode.h needs these to be defined. */
192 /* Internalcoff.h and coffcode.h modify themselves based on these flags. */
193 #define XCOFF64
194 #define RS6000COFF_C 1
195
196 #define SELECT_RELOC(internal, howto) \
197 { \
198 internal.r_type = howto->type; \
199 internal.r_size = \
200 ((howto->complain_on_overflow == complain_overflow_signed \
201 ? 0x80 \
202 : 0) \
203 | (howto->bitsize - 1)); \
204 }
205
206 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
207 #define COFF_LONG_FILENAMES
208 #define NO_COFF_SYMBOLS
209 #define RTYPE2HOWTO(cache_ptr, dst) xcoff64_rtype2howto (cache_ptr, dst)
210 #define coff_mkobject _bfd_xcoff_mkobject
211 #define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data
212 #define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name
213 #define coff_bfd_reloc_type_lookup xcoff64_reloc_type_lookup
214 #ifdef AIX_CORE
215 extern const bfd_target * rs6000coff_core_p PARAMS ((bfd *abfd));
216 extern boolean rs6000coff_core_file_matches_executable_p
217 PARAMS((bfd *cbfd, bfd *ebfd));
218 extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd));
219 extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd));
220 #define CORE_FILE_P rs6000coff_core_p
221 #define coff_core_file_failing_command \
222 rs6000coff_core_file_failing_command
223 #define coff_core_file_failing_signal \
224 rs6000coff_core_file_failing_signal
225 #define coff_core_file_matches_executable_p \
226 rs6000coff_core_file_matches_executable_p
227 #else
228 #define CORE_FILE_P _bfd_dummy_target
229 #define coff_core_file_failing_command \
230 _bfd_nocore_core_file_failing_command
231 #define coff_core_file_failing_signal \
232 _bfd_nocore_core_file_failing_signal
233 #define coff_core_file_matches_executable_p \
234 _bfd_nocore_core_file_matches_executable_p
235 #endif
236 #define coff_SWAP_sym_in _bfd_xcoff64_swap_sym_in
237 #define coff_SWAP_sym_out _bfd_xcoff64_swap_sym_out
238 #define coff_SWAP_aux_in _bfd_xcoff64_swap_aux_in
239 #define coff_SWAP_aux_out _bfd_xcoff64_swap_aux_out
240 #define coff_swap_reloc_in xcoff64_swap_reloc_in
241 #define coff_swap_reloc_out xcoff64_swap_reloc_out
242 #define NO_COFF_RELOCS
243
244 #include "coffcode.h"
245
246 /* For XCOFF64, the effective width of symndx changes depending on
247 whether we are the first entry. Sigh. */
248 static void
249 _bfd_xcoff64_swap_lineno_in (abfd, ext1, in1)
250 bfd *abfd;
251 PTR ext1;
252 PTR in1;
253 {
254 LINENO *ext = (LINENO *) ext1;
255 struct internal_lineno *in = (struct internal_lineno *) in1;
256
257 in->l_lnno = H_GET_32 (abfd, (ext->l_lnno));
258 if (in->l_lnno == 0)
259 in->l_addr.l_symndx = H_GET_32 (abfd, ext->l_addr.l_symndx);
260 else
261 in->l_addr.l_paddr = H_GET_64 (abfd, ext->l_addr.l_paddr);
262 }
263
264 static unsigned int
265 _bfd_xcoff64_swap_lineno_out (abfd, inp, outp)
266 bfd *abfd;
267 PTR inp;
268 PTR outp;
269 {
270 struct internal_lineno *in = (struct internal_lineno *) inp;
271 struct external_lineno *ext = (struct external_lineno *) outp;
272
273 H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx);
274 H_PUT_32 (abfd, in->l_lnno, (ext->l_lnno));
275
276 if (in->l_lnno == 0)
277 H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx);
278 else
279 H_PUT_64 (abfd, in->l_addr.l_paddr, ext->l_addr.l_paddr);
280
281 return bfd_coff_linesz (abfd);
282 }
283
284 static void
285 _bfd_xcoff64_swap_sym_in (abfd, ext1, in1)
286 bfd *abfd;
287 PTR ext1;
288 PTR in1;
289 {
290 struct external_syment *ext = (struct external_syment *) ext1;
291 struct internal_syment *in = (struct internal_syment *) in1;
292
293 in->_n._n_n._n_zeroes = 0;
294 in->_n._n_n._n_offset = H_GET_32 (abfd, ext->e_offset);
295 in->n_value = H_GET_64 (abfd, ext->e_value);
296 in->n_scnum = H_GET_16 (abfd, ext->e_scnum);
297 in->n_type = H_GET_16 (abfd, ext->e_type);
298 in->n_sclass = H_GET_8 (abfd, ext->e_sclass);
299 in->n_numaux = H_GET_8 (abfd, ext->e_numaux);
300 }
301
302 static unsigned int
303 _bfd_xcoff64_swap_sym_out (abfd, inp, extp)
304 bfd *abfd;
305 PTR inp;
306 PTR extp;
307 {
308 struct internal_syment *in = (struct internal_syment *) inp;
309 struct external_syment *ext = (struct external_syment *) extp;
310
311 H_PUT_32 (abfd, in->_n._n_n._n_offset, ext->e_offset);
312 H_PUT_64 (abfd, in->n_value, ext->e_value);
313 H_PUT_16 (abfd, in->n_scnum, ext->e_scnum);
314 H_PUT_16 (abfd, in->n_type, ext->e_type);
315 H_PUT_8 (abfd, in->n_sclass, ext->e_sclass);
316 H_PUT_8 (abfd, in->n_numaux, ext->e_numaux);
317 return bfd_coff_symesz (abfd);
318 }
319
320 static void
321 _bfd_xcoff64_swap_aux_in (abfd, ext1, type, class, indx, numaux, in1)
322 bfd *abfd;
323 PTR ext1;
324 int type;
325 int class;
326 int indx;
327 int numaux;
328 PTR in1;
329 {
330 union external_auxent *ext = (union external_auxent *) ext1;
331 union internal_auxent *in = (union internal_auxent *) in1;
332
333 switch (class)
334 {
335 case C_FILE:
336 if (ext->x_file.x_n.x_zeroes[0] == 0)
337 {
338 in->x_file.x_n.x_zeroes = 0;
339 in->x_file.x_n.x_offset = H_GET_32 (abfd, ext->x_file.x_n.x_offset);
340 }
341 else
342 {
343 memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN);
344 }
345 goto end;
346
347 /* RS/6000 "csect" auxents */
348 case C_EXT:
349 case C_HIDEXT:
350 if (indx + 1 == numaux)
351 {
352 bfd_signed_vma h = 0;
353 bfd_vma l = 0;
354
355 h = H_GET_S32 (abfd, ext->x_csect.x_scnlen_hi);
356 l = H_GET_32 (abfd, ext->x_csect.x_scnlen_lo);
357
358 in->x_csect.x_scnlen.l = h << 32 | (l & 0xffffffff);
359
360 in->x_csect.x_parmhash = H_GET_32 (abfd, ext->x_csect.x_parmhash);
361 in->x_csect.x_snhash = H_GET_16 (abfd, ext->x_csect.x_snhash);
362 /* We don't have to hack bitfields in x_smtyp because it's
363 defined by shifts-and-ands, which are equivalent on all
364 byte orders. */
365 in->x_csect.x_smtyp = H_GET_8 (abfd, ext->x_csect.x_smtyp);
366 in->x_csect.x_smclas = H_GET_8 (abfd, ext->x_csect.x_smclas);
367 goto end;
368 }
369 break;
370
371 case C_STAT:
372 case C_LEAFSTAT:
373 case C_HIDDEN:
374 if (type == T_NULL)
375 {
376 /* PE defines some extra fields; we zero them out for
377 safety. */
378 in->x_scn.x_checksum = 0;
379 in->x_scn.x_associated = 0;
380 in->x_scn.x_comdat = 0;
381
382 goto end;
383 }
384 break;
385 }
386
387 if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class))
388 {
389 in->x_sym.x_fcnary.x_fcn.x_lnnoptr
390 = H_GET_64 (abfd, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr);
391 in->x_sym.x_fcnary.x_fcn.x_endndx.l
392 = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_endndx);
393 }
394 if (ISFCN (type))
395 {
396 in->x_sym.x_misc.x_fsize
397 = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_fsize);
398 }
399 else
400 {
401 in->x_sym.x_misc.x_lnsz.x_lnno
402 = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_lnsz.x_lnno);
403 in->x_sym.x_misc.x_lnsz.x_size
404 = H_GET_16 (abfd, ext->x_sym.x_fcnary.x_lnsz.x_size);
405 }
406
407 end: ;
408 }
409
410 static unsigned int
411 _bfd_xcoff64_swap_aux_out (abfd, inp, type, class, indx, numaux, extp)
412 bfd *abfd;
413 PTR inp;
414 int type;
415 int class;
416 int indx ATTRIBUTE_UNUSED;
417 int numaux ATTRIBUTE_UNUSED;
418 PTR extp;
419 {
420 union internal_auxent *in = (union internal_auxent *) inp;
421 union external_auxent *ext = (union external_auxent *) extp;
422
423 memset ((PTR) ext, 0, bfd_coff_auxesz (abfd));
424 switch (class)
425 {
426 case C_FILE:
427 if (in->x_file.x_n.x_zeroes == 0)
428 {
429 H_PUT_32 (abfd, 0, ext->x_file.x_n.x_zeroes);
430 H_PUT_32 (abfd, in->x_file.x_n.x_offset, ext->x_file.x_n.x_offset);
431 }
432 else
433 {
434 memcpy (ext->x_file.x_fname, in->x_file.x_fname, FILNMLEN);
435 }
436 H_PUT_8 (abfd, _AUX_FILE, ext->x_auxtype.x_auxtype);
437 goto end;
438
439 /* RS/6000 "csect" auxents */
440 case C_EXT:
441 case C_HIDEXT:
442 if (indx + 1 == numaux)
443 {
444 bfd_vma temp;
445
446 temp = in->x_csect.x_scnlen.l & 0xffffffff;
447 H_PUT_32 (abfd, temp, ext->x_csect.x_scnlen_lo);
448 temp = in->x_csect.x_scnlen.l >> 32;
449 H_PUT_32 (abfd, temp, ext->x_csect.x_scnlen_hi);
450 H_PUT_32 (abfd, in->x_csect.x_parmhash, ext->x_csect.x_parmhash);
451 H_PUT_16 (abfd, in->x_csect.x_snhash, ext->x_csect.x_snhash);
452 /* We don't have to hack bitfields in x_smtyp because it's
453 defined by shifts-and-ands, which are equivalent on all
454 byte orders. */
455 H_PUT_8 (abfd, in->x_csect.x_smtyp, ext->x_csect.x_smtyp);
456 H_PUT_8 (abfd, in->x_csect.x_smclas, ext->x_csect.x_smclas);
457 H_PUT_8 (abfd, _AUX_CSECT, ext->x_auxtype.x_auxtype);
458 goto end;
459 }
460 break;
461
462 case C_STAT:
463 case C_LEAFSTAT:
464 case C_HIDDEN:
465 if (type == T_NULL)
466 {
467 goto end;
468 }
469 break;
470 }
471
472 if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class))
473 {
474 H_PUT_64 (abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr,
475 ext->x_sym.x_fcnary.x_fcn.x_lnnoptr);
476 H_PUT_8 (abfd, _AUX_FCN,
477 ext->x_auxtype.x_auxtype);
478 H_PUT_32 (abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l,
479 ext->x_sym.x_fcnary.x_fcn.x_endndx);
480 }
481 if (ISFCN (type))
482 {
483 H_PUT_32 (abfd, in->x_sym.x_misc.x_fsize,
484 ext->x_sym.x_fcnary.x_fcn.x_fsize);
485 }
486 else
487 {
488 H_PUT_32 (abfd, in->x_sym.x_misc.x_lnsz.x_lnno,
489 ext->x_sym.x_fcnary.x_lnsz.x_lnno);
490 H_PUT_16 (abfd, in->x_sym.x_misc.x_lnsz.x_size,
491 ext->x_sym.x_fcnary.x_lnsz.x_size);
492 }
493
494 end:
495
496 return bfd_coff_auxesz (abfd);
497 }
498
499 static boolean
500 _bfd_xcoff64_put_symbol_name (abfd, strtab, sym, name)
501 bfd *abfd;
502 struct bfd_strtab_hash *strtab;
503 struct internal_syment *sym;
504 const char *name;
505 {
506 boolean hash;
507 bfd_size_type indx;
508
509 hash = true;
510
511 if ((abfd->flags & BFD_TRADITIONAL_FORMAT) != 0)
512 hash = false;
513
514 indx = _bfd_stringtab_add (strtab, name, hash, false);
515
516 if (indx == (bfd_size_type) -1)
517 return false;
518
519 sym->_n._n_n._n_zeroes = 0;
520 sym->_n._n_n._n_offset = STRING_SIZE_SIZE + indx;
521
522 return true;
523 }
524
525 static boolean
526 _bfd_xcoff64_put_ldsymbol_name (abfd, ldinfo, ldsym, name)
527 bfd *abfd ATTRIBUTE_UNUSED;
528 struct xcoff_loader_info *ldinfo;
529 struct internal_ldsym *ldsym;
530 const char *name;
531 {
532 size_t len;
533 len = strlen (name);
534
535 if (ldinfo->string_size + len + 3 > ldinfo->string_alc)
536 {
537 bfd_size_type newalc;
538 bfd_byte *newstrings;
539
540 newalc = ldinfo->string_alc * 2;
541 if (newalc == 0)
542 newalc = 32;
543 while (ldinfo->string_size + len + 3 > newalc)
544 newalc *= 2;
545
546 newstrings = ((bfd_byte *)
547 bfd_realloc ((PTR) ldinfo->strings, newalc));
548 if (newstrings == NULL)
549 {
550 ldinfo->failed = true;
551 return false;
552 }
553 ldinfo->string_alc = newalc;
554 ldinfo->strings = newstrings;
555 }
556
557 bfd_put_16 (ldinfo->output_bfd, (bfd_vma) (len + 1),
558 ldinfo->strings + ldinfo->string_size);
559 strcpy (ldinfo->strings + ldinfo->string_size + 2, name);
560 ldsym->_l._l_l._l_zeroes = 0;
561 ldsym->_l._l_l._l_offset = ldinfo->string_size + 2;
562 ldinfo->string_size += len + 3;
563
564 return true;
565 }
566
567 /* Routines to swap information in the XCOFF .loader section. If we
568 ever need to write an XCOFF loader, this stuff will need to be
569 moved to another file shared by the linker (which XCOFF calls the
570 ``binder'') and the loader. */
571
572 /* Swap in the ldhdr structure. */
573
574 static void
575 xcoff64_swap_ldhdr_in (abfd, s, dst)
576 bfd *abfd;
577 const PTR s;
578 struct internal_ldhdr *dst;
579 {
580 const struct external_ldhdr *src = (const struct external_ldhdr *) s;
581
582 dst->l_version = bfd_get_32 (abfd, src->l_version);
583 dst->l_nsyms = bfd_get_32 (abfd, src->l_nsyms);
584 dst->l_nreloc = bfd_get_32 (abfd, src->l_nreloc);
585 dst->l_istlen = bfd_get_32 (abfd, src->l_istlen);
586 dst->l_nimpid = bfd_get_32 (abfd, src->l_nimpid);
587 dst->l_stlen = bfd_get_32 (abfd, src->l_stlen);
588 dst->l_impoff = bfd_get_64 (abfd, src->l_impoff);
589 dst->l_stoff = bfd_get_64 (abfd, src->l_stoff);
590 dst->l_symoff = bfd_get_64 (abfd, src->l_symoff);
591 dst->l_rldoff = bfd_get_64 (abfd, src->l_rldoff);
592 }
593
594 /* Swap out the ldhdr structure. */
595
596 static void
597 xcoff64_swap_ldhdr_out (abfd, src, d)
598 bfd *abfd;
599 const struct internal_ldhdr *src;
600 PTR d;
601 {
602 struct external_ldhdr *dst = (struct external_ldhdr *) d;
603
604 bfd_put_32 (abfd, (bfd_vma) src->l_version, dst->l_version);
605 bfd_put_32 (abfd, src->l_nsyms, dst->l_nsyms);
606 bfd_put_32 (abfd, src->l_nreloc, dst->l_nreloc);
607 bfd_put_32 (abfd, src->l_istlen, dst->l_istlen);
608 bfd_put_32 (abfd, src->l_nimpid, dst->l_nimpid);
609 bfd_put_32 (abfd, src->l_stlen, dst->l_stlen);
610 bfd_put_64 (abfd, src->l_impoff, dst->l_impoff);
611 bfd_put_64 (abfd, src->l_stoff, dst->l_stoff);
612 bfd_put_64 (abfd, src->l_symoff, dst->l_symoff);
613 bfd_put_64 (abfd, src->l_rldoff, dst->l_rldoff);
614 }
615
616 /* Swap in the ldsym structure. */
617
618 static void
619 xcoff64_swap_ldsym_in (abfd, s, dst)
620 bfd *abfd;
621 const PTR s;
622 struct internal_ldsym *dst;
623 {
624 const struct external_ldsym *src = (const struct external_ldsym *) s;
625 /* XCOFF64 does not use l_zeroes like XCOFF32
626 Set the internal l_zeroes to 0 so the common 32/64 code uses l_value
627 as an offset into the loader symbol table. */
628 dst->_l._l_l._l_zeroes = 0;
629 dst->_l._l_l._l_offset = bfd_get_32 (abfd, src->l_offset);
630 dst->l_value = bfd_get_64 (abfd, src->l_value);
631 dst->l_scnum = bfd_get_16 (abfd, src->l_scnum);
632 dst->l_smtype = bfd_get_8 (abfd, src->l_smtype);
633 dst->l_smclas = bfd_get_8 (abfd, src->l_smclas);
634 dst->l_ifile = bfd_get_32 (abfd, src->l_ifile);
635 dst->l_parm = bfd_get_32 (abfd, src->l_parm);
636 }
637
638 /* Swap out the ldsym structure. */
639
640 static void
641 xcoff64_swap_ldsym_out (abfd, src, d)
642 bfd *abfd;
643 const struct internal_ldsym *src;
644 PTR d;
645 {
646 struct external_ldsym *dst = (struct external_ldsym *) d;
647
648 bfd_put_64 (abfd, src->l_value, dst->l_value);
649 bfd_put_32 (abfd, (bfd_vma) src->_l._l_l._l_offset, dst->l_offset);
650 bfd_put_16 (abfd, (bfd_vma) src->l_scnum, dst->l_scnum);
651 bfd_put_8 (abfd, src->l_smtype, dst->l_smtype);
652 bfd_put_8 (abfd, src->l_smclas, dst->l_smclas);
653 bfd_put_32 (abfd, src->l_ifile, dst->l_ifile);
654 bfd_put_32 (abfd, src->l_parm, dst->l_parm);
655 }
656
657 static void
658 xcoff64_swap_reloc_in (abfd, s, d)
659 bfd *abfd;
660 PTR s;
661 PTR d;
662 {
663 struct external_reloc *src = (struct external_reloc *) s;
664 struct internal_reloc *dst = (struct internal_reloc *) d;
665
666 memset (dst, 0, sizeof (struct internal_reloc));
667
668 dst->r_vaddr = bfd_get_64 (abfd, src->r_vaddr);
669 dst->r_symndx = bfd_get_32 (abfd, src->r_symndx);
670 dst->r_size = bfd_get_8 (abfd, src->r_size);
671 dst->r_type = bfd_get_8 (abfd, src->r_type);
672 }
673
674 static unsigned int
675 xcoff64_swap_reloc_out (abfd, s, d)
676 bfd *abfd;
677 PTR s;
678 PTR d;
679 {
680 struct internal_reloc *src = (struct internal_reloc *) s;
681 struct external_reloc *dst = (struct external_reloc *) d;
682
683 bfd_put_64 (abfd, src->r_vaddr, dst->r_vaddr);
684 bfd_put_32 (abfd, src->r_symndx, dst->r_symndx);
685 bfd_put_8 (abfd, src->r_type, dst->r_type);
686 bfd_put_8 (abfd, src->r_size, dst->r_size);
687
688 return bfd_coff_relsz (abfd);
689 }
690
691 /* Swap in the ldrel structure. */
692
693 static void
694 xcoff64_swap_ldrel_in (abfd, s, dst)
695 bfd *abfd;
696 const PTR s;
697 struct internal_ldrel *dst;
698 {
699 const struct external_ldrel *src = (const struct external_ldrel *) s;
700
701 dst->l_vaddr = bfd_get_64 (abfd, src->l_vaddr);
702 dst->l_symndx = bfd_get_32 (abfd, src->l_symndx);
703 dst->l_rtype = bfd_get_16 (abfd, src->l_rtype);
704 dst->l_rsecnm = bfd_get_16 (abfd, src->l_rsecnm);
705 }
706
707 /* Swap out the ldrel structure. */
708
709 static void
710 xcoff64_swap_ldrel_out (abfd, src, d)
711 bfd *abfd;
712 const struct internal_ldrel *src;
713 PTR d;
714 {
715 struct external_ldrel *dst = (struct external_ldrel *) d;
716
717 bfd_put_64 (abfd, src->l_vaddr, dst->l_vaddr);
718 bfd_put_16 (abfd, (bfd_vma) src->l_rtype, dst->l_rtype);
719 bfd_put_16 (abfd, (bfd_vma) src->l_rsecnm, dst->l_rsecnm);
720 bfd_put_32 (abfd, src->l_symndx, dst->l_symndx);
721 }
722
723 static boolean
724 xcoff64_write_object_contents (abfd)
725 bfd * abfd;
726 {
727 asection *current;
728 boolean hasrelocs = false;
729 boolean haslinno = false;
730 file_ptr scn_base;
731 file_ptr reloc_base;
732 file_ptr lineno_base;
733 file_ptr sym_base;
734 unsigned long reloc_size = 0;
735 unsigned long lnno_size = 0;
736 boolean long_section_names;
737 asection *text_sec = ((void *) 0);
738 asection *data_sec = ((void *) 0);
739 asection *bss_sec = ((void *) 0);
740 struct internal_filehdr internal_f;
741 struct internal_aouthdr internal_a;
742
743 bfd_set_error (bfd_error_system_call);
744
745 if (! abfd->output_has_begun)
746 {
747 if (! bfd_coff_compute_section_file_positions (abfd))
748 return false;
749 }
750
751 /* Work out the size of the reloc and linno areas. */
752 reloc_base = obj_relocbase (abfd);
753
754 for (current = abfd->sections; current != NULL; current = current->next)
755 reloc_size += current->reloc_count * bfd_coff_relsz (abfd);
756
757 lineno_base = reloc_base + reloc_size;
758
759 /* Make a pass through the symbol table to count line number entries and
760 put them into the correct asections. */
761 lnno_size = coff_count_linenumbers (abfd) * bfd_coff_linesz (abfd);
762
763 sym_base = lineno_base + lnno_size;
764
765 /* Indicate in each section->line_filepos its actual file address. */
766 for (current = abfd->sections; current != NULL; current = current->next)
767 {
768 if (current->lineno_count)
769 {
770 current->line_filepos = lineno_base;
771 current->moving_line_filepos = lineno_base;
772 lineno_base += current->lineno_count * bfd_coff_linesz (abfd);
773 }
774 else
775 {
776 current->line_filepos = 0;
777 }
778
779 if (current->reloc_count)
780 {
781 current->rel_filepos = reloc_base;
782 reloc_base += current->reloc_count * bfd_coff_relsz (abfd);
783 }
784 else
785 {
786 current->rel_filepos = 0;
787 }
788 }
789
790 if ((abfd->flags & EXEC_P) != 0)
791 {
792 scn_base = bfd_coff_filhsz (abfd) + bfd_coff_aoutsz (abfd);
793 internal_f.f_opthdr = bfd_coff_aoutsz (abfd);
794 }
795 else
796 {
797 scn_base = bfd_coff_filhsz (abfd);
798 internal_f.f_opthdr = 0;
799 }
800
801 internal_f.f_nscns = 0;
802
803 if (bfd_seek (abfd, scn_base, SEEK_SET) != 0)
804 return false;
805
806 long_section_names = false;
807 for (current = abfd->sections; current != NULL; current = current->next)
808 {
809 struct internal_scnhdr section;
810 struct external_scnhdr buff;
811 bfd_size_type amount;
812
813 internal_f.f_nscns++;
814
815 strncpy (section.s_name, current->name, SCNNMLEN);
816
817 section.s_vaddr = current->vma;
818 section.s_paddr = current->lma;
819 section.s_size = current->_raw_size;
820
821 /* If this section has no size or is unloadable then the scnptr
822 will be 0 too. */
823 if (current->_raw_size == 0
824 || (current->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
825 {
826 section.s_scnptr = 0;
827 }
828 else
829 {
830 section.s_scnptr = current->filepos;
831 }
832
833 section.s_relptr = current->rel_filepos;
834 section.s_lnnoptr = current->line_filepos;
835 section.s_nreloc = current->reloc_count;
836
837 section.s_nlnno = current->lineno_count;
838 if (current->reloc_count != 0)
839 hasrelocs = true;
840 if (current->lineno_count != 0)
841 haslinno = true;
842
843 section.s_flags = sec_to_styp_flags (current->name, current->flags);
844
845 if (!strcmp (current->name, _TEXT))
846 {
847 text_sec = current;
848 }
849 else if (!strcmp (current->name, _DATA))
850 {
851 data_sec = current;
852 }
853 else if (!strcmp (current->name, _BSS))
854 {
855 bss_sec = current;
856 }
857
858 amount = bfd_coff_scnhsz (abfd);
859 if (bfd_coff_swap_scnhdr_out (abfd, &section, &buff) == 0
860 || bfd_bwrite ((PTR) (&buff), amount, abfd) != amount)
861 return false;
862 }
863
864 internal_f.f_timdat = 0;
865
866 internal_f.f_flags = 0;
867
868 if (!hasrelocs)
869 internal_f.f_flags |= F_RELFLG;
870 if (!haslinno)
871 internal_f.f_flags |= F_LNNO;
872 if (abfd->flags & EXEC_P)
873 internal_f.f_flags |= F_EXEC;
874
875 /* FIXME: this is wrong for PPC_PE! */
876 if (bfd_little_endian (abfd))
877 internal_f.f_flags |= F_AR32WR;
878 else
879 internal_f.f_flags |= F_AR32W;
880
881 if ((abfd->flags & DYNAMIC) != 0)
882 internal_f.f_flags |= F_SHROBJ;
883 if (bfd_get_section_by_name (abfd, _LOADER) != NULL)
884 internal_f.f_flags |= F_DYNLOAD;
885
886 memset (&internal_a, 0, sizeof internal_a);
887
888 internal_f.f_magic = bfd_xcoff_magic_number (abfd);
889 internal_a.magic = (abfd->flags & D_PAGED) ? RS6K_AOUTHDR_ZMAGIC :
890 (abfd->flags & WP_TEXT) ? RS6K_AOUTHDR_NMAGIC :
891 RS6K_AOUTHDR_OMAGIC;
892
893 /* FIXME: Does anybody ever set this to another value? */
894 internal_a.vstamp = 0;
895
896 /* Now should write relocs, strings, syms. */
897 obj_sym_filepos (abfd) = sym_base;
898
899 internal_f.f_symptr = 0;
900 internal_f.f_nsyms = 0;
901
902 /* If bfd_get_symcount (abfd) != 0, then we are not using the COFF
903 backend linker, and obj_raw_syment_count is not valid until after
904 coff_write_symbols is called. */
905 if (bfd_get_symcount (abfd) != 0)
906 {
907 int firstundef;
908
909 if (!coff_renumber_symbols (abfd, &firstundef))
910 return false;
911 coff_mangle_symbols (abfd);
912 if (! coff_write_symbols (abfd))
913 return false;
914 if (! coff_write_linenumbers (abfd))
915 return false;
916 if (! coff_write_relocs (abfd, firstundef))
917 return false;
918
919 internal_f.f_symptr = sym_base;
920 internal_f.f_nsyms = bfd_get_symcount (abfd);
921 }
922 else if (obj_raw_syment_count (abfd) != 0)
923 {
924 internal_f.f_symptr = sym_base;
925
926 /* AIX appears to require that F_RELFLG not be set if there are
927 local symbols but no relocations. */
928 internal_f.f_flags &=~ F_RELFLG;
929 }
930 else
931 {
932 internal_f.f_flags |= F_LSYMS;
933 }
934
935 if (text_sec)
936 {
937 internal_a.tsize = bfd_get_section_size_before_reloc (text_sec);
938 internal_a.text_start = internal_a.tsize ? text_sec->vma : 0;
939 }
940
941 if (data_sec)
942 {
943 internal_a.dsize = bfd_get_section_size_before_reloc (data_sec);
944 internal_a.data_start = internal_a.dsize ? data_sec->vma : 0;
945 }
946
947 if (bss_sec)
948 {
949 internal_a.bsize = bfd_get_section_size_before_reloc (bss_sec);
950 if (internal_a.bsize && bss_sec->vma < internal_a.data_start)
951 internal_a.data_start = bss_sec->vma;
952 }
953
954 internal_a.entry = bfd_get_start_address (abfd);
955 internal_f.f_nsyms = obj_raw_syment_count (abfd);
956
957 if (xcoff_data (abfd)->full_aouthdr)
958 {
959 bfd_vma toc;
960 asection *loader_sec;
961
962 internal_a.vstamp = 1;
963
964 internal_a.o_snentry = xcoff_data (abfd)->snentry;
965 if (internal_a.o_snentry == 0)
966 internal_a.entry = (bfd_vma) -1;
967
968 if (text_sec != NULL)
969 {
970 internal_a.o_sntext = text_sec->target_index;
971 internal_a.o_algntext = bfd_get_section_alignment (abfd, text_sec);
972 }
973 else
974 {
975 internal_a.o_sntext = 0;
976 internal_a.o_algntext = 0;
977 }
978
979 if (data_sec != NULL)
980 {
981 internal_a.o_sndata = data_sec->target_index;
982 internal_a.o_algndata = bfd_get_section_alignment (abfd, data_sec);
983 }
984 else
985 {
986 internal_a.o_sndata = 0;
987 internal_a.o_algndata = 0;
988 }
989
990 loader_sec = bfd_get_section_by_name (abfd, ".loader");
991 if (loader_sec != NULL)
992 internal_a.o_snloader = loader_sec->target_index;
993 else
994 internal_a.o_snloader = 0;
995 if (bss_sec != NULL)
996 internal_a.o_snbss = bss_sec->target_index;
997 else
998 internal_a.o_snbss = 0;
999
1000 toc = xcoff_data (abfd)->toc;
1001 internal_a.o_toc = toc;
1002 internal_a.o_sntoc = xcoff_data (abfd)->sntoc;
1003
1004 internal_a.o_modtype = xcoff_data (abfd)->modtype;
1005 if (xcoff_data (abfd)->cputype != -1)
1006 internal_a.o_cputype = xcoff_data (abfd)->cputype;
1007 else
1008 {
1009 switch (bfd_get_arch (abfd))
1010 {
1011 case bfd_arch_rs6000:
1012 internal_a.o_cputype = 4;
1013 break;
1014 case bfd_arch_powerpc:
1015 if (bfd_get_mach (abfd) == 0)
1016 internal_a.o_cputype = 3;
1017 else
1018 internal_a.o_cputype = 1;
1019 break;
1020 default:
1021 abort ();
1022 }
1023 }
1024 internal_a.o_maxstack = xcoff_data (abfd)->maxstack;
1025 internal_a.o_maxdata = xcoff_data (abfd)->maxdata;
1026 }
1027
1028 if (bfd_seek (abfd, (file_ptr) 0, 0) != 0)
1029 return false;
1030
1031 {
1032 char * buff;
1033 bfd_size_type amount = bfd_coff_filhsz (abfd);
1034
1035 buff = bfd_malloc (amount);
1036 if (buff == NULL)
1037 return false;
1038
1039 bfd_coff_swap_filehdr_out (abfd, (PTR) &internal_f, (PTR) buff);
1040 amount = bfd_bwrite ((PTR) buff, amount, abfd);
1041
1042 free (buff);
1043
1044 if (amount != bfd_coff_filhsz (abfd))
1045 return false;
1046 }
1047
1048 if (abfd->flags & EXEC_P)
1049 {
1050 char * buff;
1051 bfd_size_type amount = bfd_coff_aoutsz (abfd);
1052
1053 buff = bfd_malloc (amount);
1054 if (buff == NULL)
1055 return false;
1056
1057 bfd_coff_swap_aouthdr_out (abfd, (PTR) & internal_a, (PTR) buff);
1058 amount = bfd_bwrite ((PTR) buff, amount, abfd);
1059
1060 free (buff);
1061
1062 if (amount != bfd_coff_aoutsz (abfd))
1063 return false;
1064 }
1065
1066 return true;
1067 }
1068
1069 static boolean
1070 xcoff64_reloc_type_br (input_bfd, input_section, output_bfd, rel, sym, howto,
1071 val, addend, relocation, contents)
1072 bfd *input_bfd;
1073 asection *input_section;
1074 bfd *output_bfd ATTRIBUTE_UNUSED;
1075 struct internal_reloc *rel;
1076 struct internal_syment *sym ATTRIBUTE_UNUSED;
1077 struct reloc_howto_struct *howto;
1078 bfd_vma val;
1079 bfd_vma addend;
1080 bfd_vma *relocation;
1081 bfd_byte *contents;
1082 {
1083 struct xcoff_link_hash_entry *h;
1084
1085 if (0 > rel->r_symndx)
1086 return false;
1087
1088 h = obj_xcoff_sym_hashes (input_bfd)[rel->r_symndx];
1089
1090 /* If we see an R_BR or R_RBR reloc which is jumping to global
1091 linkage code, and it is followed by an appropriate cror nop
1092 instruction, we replace the cror with ld r2,40(r1). This
1093 restores the TOC after the glink code. Contrariwise, if the
1094 call is followed by a ld r2,40(r1), but the call is not
1095 going to global linkage code, we can replace the load with a
1096 cror. */
1097 if (NULL != h
1098 && bfd_link_hash_defined == h->root.type
1099 && (rel->r_vaddr - input_section->vma + 8 <=
1100 input_section->_cooked_size))
1101 {
1102 bfd_byte *pnext;
1103 unsigned long next;
1104
1105 pnext = contents + (rel->r_vaddr - input_section->vma) + 4;
1106 next = bfd_get_32 (input_bfd, pnext);
1107
1108 /* The _ptrgl function is magic. It is used by the AIX compiler to call
1109 a function through a pointer. */
1110 if (h->smclas == XMC_GL || strcmp (h->root.root.string, "._ptrgl") == 0)
1111 {
1112 if (next == 0x4def7b82 /* cror 15,15,15 */
1113 || next == 0x4ffffb82 /* cror 31,31,31 */
1114 || next == 0x60000000) /* ori r0,r0,0 */
1115 bfd_put_32 (input_bfd, 0xe8410028, pnext); /* ld r2,40(r1) */
1116 }
1117 else
1118 {
1119 if (next == 0xe8410028) /* ld r2,40(r1) */
1120 bfd_put_32 (input_bfd, 0x60000000, pnext); /* ori r0,r0,0 */
1121 }
1122 }
1123 else if (NULL != h && bfd_link_hash_undefined == h->root.type)
1124 {
1125 /* Normally, this relocation is against a defined symbol. In the
1126 case where this is a partial link and the output section offset
1127 is greater than 2^25, the linker will return an invalid error
1128 message that the relocation has been truncated. Yes it has been
1129 truncated but no it not important. For this case, disable the
1130 overflow checking. */
1131 howto->complain_on_overflow = complain_overflow_dont;
1132 }
1133
1134 howto->pc_relative = true;
1135 howto->src_mask &= ~3;
1136 howto->dst_mask = howto->src_mask;
1137
1138 /* A PC relative reloc includes the section address. */
1139 addend += input_section->vma;
1140
1141 *relocation = val + addend;
1142 *relocation -= (input_section->output_section->vma +
1143 input_section->output_offset);
1144 return true;
1145 }
1146
1147 /* This is the relocation function for the PowerPC64.
1148 See xcoff_ppc_relocation_section for more information. */
1149
1150 boolean
1151 xcoff64_ppc_relocate_section (output_bfd, info, input_bfd,
1152 input_section, contents, relocs, syms,
1153 sections)
1154 bfd *output_bfd;
1155 struct bfd_link_info *info;
1156 bfd *input_bfd;
1157 asection *input_section;
1158 bfd_byte *contents;
1159 struct internal_reloc *relocs;
1160 struct internal_syment *syms;
1161 asection **sections;
1162 {
1163 struct internal_reloc *rel;
1164 struct internal_reloc *relend;
1165
1166 rel = relocs;
1167 relend = rel + input_section->reloc_count;
1168 for (; rel < relend; rel++)
1169 {
1170 long symndx;
1171 struct xcoff_link_hash_entry *h;
1172 struct internal_syment *sym;
1173 bfd_vma addend;
1174 bfd_vma val;
1175 struct reloc_howto_struct howto;
1176 bfd_vma relocation;
1177 bfd_vma value_to_relocate;
1178 bfd_vma address;
1179 bfd_byte *location;
1180
1181 /* Relocation type R_REF is a special relocation type which is
1182 merely used to prevent garbage collection from occurring for
1183 the csect including the symbol which it references. */
1184 if (rel->r_type == R_REF)
1185 continue;
1186
1187 /* howto */
1188 howto.type = rel->r_type;
1189 howto.rightshift = 0;
1190 howto.bitsize = (rel->r_size & 0x3f) + 1;
1191 howto.size = howto.bitsize > 16 ? (howto.bitsize > 32 ? 4 : 2) : 1;
1192 howto.pc_relative = false;
1193 howto.bitpos = 0;
1194 howto.complain_on_overflow = rel->r_size & 0x80 ?
1195 complain_overflow_signed : complain_overflow_bitfield;
1196 howto.special_function = NULL;
1197 howto.name = "internal";
1198 howto.partial_inplace = true;
1199 howto.src_mask = howto.dst_mask = N_ONES(howto.bitsize);
1200 howto.pcrel_offset = false;
1201
1202 /* symbol */
1203 val = 0;
1204 addend = 0;
1205 h = NULL;
1206 sym = NULL;
1207 symndx = rel->r_symndx;
1208
1209 if (-1 != symndx)
1210 {
1211 asection *sec;
1212
1213 h = obj_xcoff_sym_hashes (input_bfd)[symndx];
1214 sym = syms + symndx;
1215 addend = - sym->n_value;
1216
1217 if (NULL == h)
1218 {
1219 sec = sections[symndx];
1220 /* Hack to make sure we use the right TOC anchor value
1221 if this reloc is against the TOC anchor. */
1222 if (sec->name[3] == '0'
1223 && strcmp (sec->name, ".tc0") == 0)
1224 val = xcoff_data (output_bfd)->toc;
1225 else
1226 val = (sec->output_section->vma
1227 + sec->output_offset
1228 + sym->n_value
1229 - sec->vma);
1230 }
1231 else
1232 {
1233 if (h->root.type == bfd_link_hash_defined
1234 || h->root.type == bfd_link_hash_defweak)
1235 {
1236 sec = h->root.u.def.section;
1237 val = (h->root.u.def.value
1238 + sec->output_section->vma
1239 + sec->output_offset);
1240 }
1241 else if (h->root.type == bfd_link_hash_common)
1242 {
1243 sec = h->root.u.c.p->section;
1244 val = (sec->output_section->vma
1245 + sec->output_offset);
1246 }
1247 else if ((0 == (h->flags & (XCOFF_DEF_DYNAMIC | XCOFF_IMPORT)))
1248 && ! info->relocateable)
1249 {
1250 if (! ((*info->callbacks->undefined_symbol)
1251 (info, h->root.root.string, input_bfd, input_section,
1252 rel->r_vaddr - input_section->vma, true)))
1253 return false;
1254
1255 /* Don't try to process the reloc. It can't help, and
1256 it may generate another error. */
1257 continue;
1258 }
1259 }
1260 }
1261
1262 if (rel->r_type >= XCOFF_MAX_CALCULATE_RELOCATION
1263 || (false == xcoff64_calculate_relocation[rel->r_type]
1264 (input_bfd, input_section, output_bfd, rel, sym, &howto, val,
1265 addend, &relocation, contents)))
1266 return false;
1267
1268 /* address */
1269 address = rel->r_vaddr - input_section->vma;
1270 location = contents + address;
1271
1272 if (address > input_section->_raw_size)
1273 abort();
1274
1275 /* Get the value we are going to relocate. */
1276 if (1 == howto.size)
1277 value_to_relocate = bfd_get_16 (input_bfd, location);
1278 else if (2 == howto.size)
1279 value_to_relocate = bfd_get_32 (input_bfd, location);
1280 else
1281 value_to_relocate = bfd_get_64 (input_bfd, location);
1282
1283 /* overflow.
1284
1285 FIXME: We may drop bits during the addition
1286 which we don't check for. We must either check at every single
1287 operation, which would be tedious, or we must do the computations
1288 in a type larger than bfd_vma, which would be inefficient. */
1289
1290 if ((unsigned int) howto.complain_on_overflow >=
1291 XCOFF_MAX_COMPLAIN_OVERFLOW)
1292 abort();
1293
1294 if ((true == xcoff_complain_overflow[howto.complain_on_overflow]
1295 (input_bfd, value_to_relocate, relocation, &howto)))
1296 {
1297 const char *name;
1298 char buf[SYMNMLEN + 1];
1299 char reloc_type_name[10];
1300
1301 if (symndx == -1)
1302 {
1303 name = "*ABS*";
1304 }
1305 else if (h != NULL)
1306 {
1307 name = h->root.root.string;
1308 }
1309 else
1310 {
1311 name = _bfd_coff_internal_syment_name (input_bfd, sym, buf);
1312 if (name == NULL)
1313 name = "UNKNOWN";
1314 }
1315 sprintf (reloc_type_name, "0x%02x", rel->r_type);
1316
1317 if (! ((*info->callbacks->reloc_overflow)
1318 (info, name, reloc_type_name, (bfd_vma) 0, input_bfd,
1319 input_section, rel->r_vaddr - input_section->vma)))
1320 return false;
1321 }
1322
1323 /* Add RELOCATION to the right bits of VALUE_TO_RELOCATE. */
1324 value_to_relocate = ((value_to_relocate & ~howto.dst_mask) |
1325 (((value_to_relocate & howto.src_mask) +
1326 relocation) & howto.dst_mask));
1327
1328 /* Put the value back in the object file. */
1329 if (1 == howto.size)
1330 bfd_put_16 (input_bfd, value_to_relocate, location);
1331 else if (2 == howto.size)
1332 bfd_put_32 (input_bfd, value_to_relocate, location);
1333 else
1334 bfd_put_64 (input_bfd, value_to_relocate, location);
1335
1336 }
1337 return true;
1338 }
1339
1340 \f
1341 /* The XCOFF reloc table. Actually, XCOFF relocations specify the
1342 bitsize and whether they are signed or not, along with a
1343 conventional type. This table is for the types, which are used for
1344 different algorithms for putting in the reloc. Many of these
1345 relocs need special_function entries, which I have not written. */
1346
1347 reloc_howto_type xcoff64_howto_table[] =
1348 {
1349 /* Standard 64 bit relocation. */
1350 HOWTO (R_POS, /* type */
1351 0, /* rightshift */
1352 4, /* size (0 = byte, 1 = short, 2 = long) */
1353 64, /* bitsize */
1354 false, /* pc_relative */
1355 0, /* bitpos */
1356 complain_overflow_bitfield, /* complain_on_overflow */
1357 0, /* special_function */
1358 "R_POS_64", /* name */
1359 true, /* partial_inplace */
1360 MINUS_ONE, /* src_mask */
1361 MINUS_ONE, /* dst_mask */
1362 false), /* pcrel_offset */
1363
1364 /* 64 bit relocation, but store negative value. */
1365 HOWTO (R_NEG, /* type */
1366 0, /* rightshift */
1367 -4, /* size (0 = byte, 1 = short, 2 = long) */
1368 64, /* bitsize */
1369 false, /* pc_relative */
1370 0, /* bitpos */
1371 complain_overflow_bitfield, /* complain_on_overflow */
1372 0, /* special_function */
1373 "R_NEG", /* name */
1374 true, /* partial_inplace */
1375 MINUS_ONE, /* src_mask */
1376 MINUS_ONE, /* dst_mask */
1377 false), /* pcrel_offset */
1378
1379 /* 32 bit PC relative relocation. */
1380 HOWTO (R_REL, /* type */
1381 0, /* rightshift */
1382 2, /* size (0 = byte, 1 = short, 2 = long) */
1383 32, /* bitsize */
1384 true, /* pc_relative */
1385 0, /* bitpos */
1386 complain_overflow_signed, /* complain_on_overflow */
1387 0, /* special_function */
1388 "R_REL", /* name */
1389 true, /* partial_inplace */
1390 0xffffffff, /* src_mask */
1391 0xffffffff, /* dst_mask */
1392 false), /* pcrel_offset */
1393
1394 /* 16 bit TOC relative relocation. */
1395 HOWTO (R_TOC, /* type */
1396 0, /* rightshift */
1397 1, /* size (0 = byte, 1 = short, 2 = long) */
1398 16, /* bitsize */
1399 false, /* pc_relative */
1400 0, /* bitpos */
1401 complain_overflow_bitfield, /* complain_on_overflow */
1402 0, /* special_function */
1403 "R_TOC", /* name */
1404 true, /* partial_inplace */
1405 0xffff, /* src_mask */
1406 0xffff, /* dst_mask */
1407 false), /* pcrel_offset */
1408
1409 /* I don't really know what this is. */
1410 HOWTO (R_RTB, /* type */
1411 1, /* rightshift */
1412 2, /* size (0 = byte, 1 = short, 2 = long) */
1413 32, /* bitsize */
1414 false, /* pc_relative */
1415 0, /* bitpos */
1416 complain_overflow_bitfield, /* complain_on_overflow */
1417 0, /* special_function */
1418 "R_RTB", /* name */
1419 true, /* partial_inplace */
1420 0xffffffff, /* src_mask */
1421 0xffffffff, /* dst_mask */
1422 false), /* pcrel_offset */
1423
1424 /* External TOC relative symbol. */
1425 HOWTO (R_GL, /* type */
1426 0, /* rightshift */
1427 2, /* size (0 = byte, 1 = short, 2 = long) */
1428 16, /* bitsize */
1429 false, /* pc_relative */
1430 0, /* bitpos */
1431 complain_overflow_bitfield, /* complain_on_overflow */
1432 0, /* special_function */
1433 "R_GL", /* name */
1434 true, /* partial_inplace */
1435 0xffff, /* src_mask */
1436 0xffff, /* dst_mask */
1437 false), /* pcrel_offset */
1438
1439 /* Local TOC relative symbol. */
1440 HOWTO (R_TCL, /* type */
1441 0, /* rightshift */
1442 2, /* size (0 = byte, 1 = short, 2 = long) */
1443 16, /* bitsize */
1444 false, /* pc_relative */
1445 0, /* bitpos */
1446 complain_overflow_bitfield, /* complain_on_overflow */
1447 0, /* special_function */
1448 "R_TCL", /* name */
1449 true, /* partial_inplace */
1450 0xffff, /* src_mask */
1451 0xffff, /* dst_mask */
1452 false), /* pcrel_offset */
1453
1454 EMPTY_HOWTO (7),
1455
1456 /* Non modifiable absolute branch. */
1457 HOWTO (R_BA, /* type */
1458 0, /* rightshift */
1459 2, /* size (0 = byte, 1 = short, 2 = long) */
1460 26, /* bitsize */
1461 false, /* pc_relative */
1462 0, /* bitpos */
1463 complain_overflow_bitfield, /* complain_on_overflow */
1464 0, /* special_function */
1465 "R_BA_26", /* name */
1466 true, /* partial_inplace */
1467 0x3fffffc, /* src_mask */
1468 0x3fffffc, /* dst_mask */
1469 false), /* pcrel_offset */
1470
1471 EMPTY_HOWTO (9),
1472
1473 /* Non modifiable relative branch. */
1474 HOWTO (R_BR, /* type */
1475 0, /* rightshift */
1476 2, /* size (0 = byte, 1 = short, 2 = long) */
1477 26, /* bitsize */
1478 true, /* pc_relative */
1479 0, /* bitpos */
1480 complain_overflow_signed, /* complain_on_overflow */
1481 0, /* special_function */
1482 "R_BR", /* name */
1483 true, /* partial_inplace */
1484 0x3fffffc, /* src_mask */
1485 0x3fffffc, /* dst_mask */
1486 false), /* pcrel_offset */
1487
1488 EMPTY_HOWTO (0xb),
1489
1490 /* Indirect load. */
1491 HOWTO (R_RL, /* type */
1492 0, /* rightshift */
1493 2, /* size (0 = byte, 1 = short, 2 = long) */
1494 16, /* bitsize */
1495 false, /* pc_relative */
1496 0, /* bitpos */
1497 complain_overflow_bitfield, /* complain_on_overflow */
1498 0, /* special_function */
1499 "R_RL", /* name */
1500 true, /* partial_inplace */
1501 0xffff, /* src_mask */
1502 0xffff, /* dst_mask */
1503 false), /* pcrel_offset */
1504
1505 /* Load address. */
1506 HOWTO (R_RLA, /* type */
1507 0, /* rightshift */
1508 2, /* size (0 = byte, 1 = short, 2 = long) */
1509 16, /* bitsize */
1510 false, /* pc_relative */
1511 0, /* bitpos */
1512 complain_overflow_bitfield, /* complain_on_overflow */
1513 0, /* special_function */
1514 "R_RLA", /* name */
1515 true, /* partial_inplace */
1516 0xffff, /* src_mask */
1517 0xffff, /* dst_mask */
1518 false), /* pcrel_offset */
1519
1520 EMPTY_HOWTO (0xe),
1521
1522 /* Non-relocating reference. */
1523 HOWTO (R_REF, /* type */
1524 0, /* rightshift */
1525 2, /* size (0 = byte, 1 = short, 2 = long) */
1526 32, /* bitsize */
1527 false, /* pc_relative */
1528 0, /* bitpos */
1529 complain_overflow_bitfield, /* complain_on_overflow */
1530 0, /* special_function */
1531 "R_REF", /* name */
1532 false, /* partial_inplace */
1533 0, /* src_mask */
1534 0, /* dst_mask */
1535 false), /* pcrel_offset */
1536
1537 EMPTY_HOWTO (0x10),
1538 EMPTY_HOWTO (0x11),
1539
1540 /* TOC relative indirect load. */
1541 HOWTO (R_TRL, /* type */
1542 0, /* rightshift */
1543 2, /* size (0 = byte, 1 = short, 2 = long) */
1544 16, /* bitsize */
1545 false, /* pc_relative */
1546 0, /* bitpos */
1547 complain_overflow_bitfield, /* complain_on_overflow */
1548 0, /* special_function */
1549 "R_TRL", /* name */
1550 true, /* partial_inplace */
1551 0xffff, /* src_mask */
1552 0xffff, /* dst_mask */
1553 false), /* pcrel_offset */
1554
1555 /* TOC relative load address. */
1556 HOWTO (R_TRLA, /* type */
1557 0, /* rightshift */
1558 2, /* size (0 = byte, 1 = short, 2 = long) */
1559 16, /* bitsize */
1560 false, /* pc_relative */
1561 0, /* bitpos */
1562 complain_overflow_bitfield, /* complain_on_overflow */
1563 0, /* special_function */
1564 "R_TRLA", /* name */
1565 true, /* partial_inplace */
1566 0xffff, /* src_mask */
1567 0xffff, /* dst_mask */
1568 false), /* pcrel_offset */
1569
1570 /* Modifiable relative branch. */
1571 HOWTO (R_RRTBI, /* type */
1572 1, /* rightshift */
1573 2, /* size (0 = byte, 1 = short, 2 = long) */
1574 32, /* bitsize */
1575 false, /* pc_relative */
1576 0, /* bitpos */
1577 complain_overflow_bitfield, /* complain_on_overflow */
1578 0, /* special_function */
1579 "R_RRTBI", /* name */
1580 true, /* partial_inplace */
1581 0xffffffff, /* src_mask */
1582 0xffffffff, /* dst_mask */
1583 false), /* pcrel_offset */
1584
1585 /* Modifiable absolute branch. */
1586 HOWTO (R_RRTBA, /* type */
1587 1, /* rightshift */
1588 2, /* size (0 = byte, 1 = short, 2 = long) */
1589 32, /* bitsize */
1590 false, /* pc_relative */
1591 0, /* bitpos */
1592 complain_overflow_bitfield, /* complain_on_overflow */
1593 0, /* special_function */
1594 "R_RRTBA", /* name */
1595 true, /* partial_inplace */
1596 0xffffffff, /* src_mask */
1597 0xffffffff, /* dst_mask */
1598 false), /* pcrel_offset */
1599
1600 /* Modifiable call absolute indirect. */
1601 HOWTO (R_CAI, /* type */
1602 0, /* rightshift */
1603 2, /* size (0 = byte, 1 = short, 2 = long) */
1604 16, /* bitsize */
1605 false, /* pc_relative */
1606 0, /* bitpos */
1607 complain_overflow_bitfield, /* complain_on_overflow */
1608 0, /* special_function */
1609 "R_CAI", /* name */
1610 true, /* partial_inplace */
1611 0xffff, /* src_mask */
1612 0xffff, /* dst_mask */
1613 false), /* pcrel_offset */
1614
1615 /* Modifiable call relative. */
1616 HOWTO (R_CREL, /* type */
1617 0, /* rightshift */
1618 2, /* size (0 = byte, 1 = short, 2 = long) */
1619 16, /* bitsize */
1620 false, /* pc_relative */
1621 0, /* bitpos */
1622 complain_overflow_bitfield, /* complain_on_overflow */
1623 0, /* special_function */
1624 "R_CREL", /* name */
1625 true, /* partial_inplace */
1626 0xffff, /* src_mask */
1627 0xffff, /* dst_mask */
1628 false), /* pcrel_offset */
1629
1630 /* Modifiable branch absolute. */
1631 HOWTO (R_RBA, /* type */
1632 0, /* rightshift */
1633 2, /* size (0 = byte, 1 = short, 2 = long) */
1634 26, /* bitsize */
1635 false, /* pc_relative */
1636 0, /* bitpos */
1637 complain_overflow_bitfield, /* complain_on_overflow */
1638 0, /* special_function */
1639 "R_RBA", /* name */
1640 true, /* partial_inplace */
1641 0xffff, /* src_mask */
1642 0xffff, /* dst_mask */
1643 false), /* pcrel_offset */
1644
1645 /* Modifiable branch absolute. */
1646 HOWTO (R_RBAC, /* type */
1647 0, /* rightshift */
1648 2, /* size (0 = byte, 1 = short, 2 = long) */
1649 32, /* bitsize */
1650 false, /* pc_relative */
1651 0, /* bitpos */
1652 complain_overflow_bitfield, /* complain_on_overflow */
1653 0, /* special_function */
1654 "R_RBAC", /* name */
1655 true, /* partial_inplace */
1656 0xffff, /* src_mask */
1657 0xffff, /* dst_mask */
1658 false), /* pcrel_offset */
1659
1660 /* Modifiable branch relative. */
1661 HOWTO (R_RBR, /* type */
1662 0, /* rightshift */
1663 2, /* size (0 = byte, 1 = short, 2 = long) */
1664 26, /* bitsize */
1665 false, /* pc_relative */
1666 0, /* bitpos */
1667 complain_overflow_signed, /* complain_on_overflow */
1668 0, /* special_function */
1669 "R_RBR_26", /* name */
1670 true, /* partial_inplace */
1671 0xffff, /* src_mask */
1672 0xffff, /* dst_mask */
1673 false), /* pcrel_offset */
1674
1675 /* Modifiable branch absolute. */
1676 HOWTO (R_RBRC, /* type */
1677 0, /* rightshift */
1678 2, /* size (0 = byte, 1 = short, 2 = long) */
1679 16, /* bitsize */
1680 false, /* pc_relative */
1681 0, /* bitpos */
1682 complain_overflow_bitfield, /* complain_on_overflow */
1683 0, /* special_function */
1684 "R_RBRC", /* name */
1685 true, /* partial_inplace */
1686 0xffff, /* src_mask */
1687 0xffff, /* dst_mask */
1688 false), /* pcrel_offset */
1689
1690 HOWTO (R_POS, /* type */
1691 0, /* rightshift */
1692 2, /* size (0 = byte, 1 = short, 2 = long) */
1693 32, /* bitsize */
1694 false, /* pc_relative */
1695 0, /* bitpos */
1696 complain_overflow_bitfield, /* complain_on_overflow */
1697 0, /* special_function */
1698 "R_POS_32", /* name */
1699 true, /* partial_inplace */
1700 0xffffffff, /* src_mask */
1701 0xffffffff, /* dst_mask */
1702 false), /* pcrel_offset */
1703
1704 /* 16 bit Non modifiable absolute branch. */
1705 HOWTO (R_BA, /* type */
1706 0, /* rightshift */
1707 1, /* size (0 = byte, 1 = short, 2 = long) */
1708 16, /* bitsize */
1709 false, /* pc_relative */
1710 0, /* bitpos */
1711 complain_overflow_bitfield, /* complain_on_overflow */
1712 0, /* special_function */
1713 "R_BA_16", /* name */
1714 true, /* partial_inplace */
1715 0xfffc, /* src_mask */
1716 0xfffc, /* dst_mask */
1717 false), /* pcrel_offset */
1718
1719 /* Modifiable branch relative. */
1720 HOWTO (R_RBR, /* type */
1721 0, /* rightshift */
1722 1, /* size (0 = byte, 1 = short, 2 = long) */
1723 16, /* bitsize */
1724 false, /* pc_relative */
1725 0, /* bitpos */
1726 complain_overflow_signed, /* complain_on_overflow */
1727 0, /* special_function */
1728 "R_RBR_16", /* name */
1729 true, /* partial_inplace */
1730 0xffff, /* src_mask */
1731 0xffff, /* dst_mask */
1732 false), /* pcrel_offset */
1733
1734 /* Modifiable branch absolute. */
1735 HOWTO (R_RBA, /* type */
1736 0, /* rightshift */
1737 1, /* size (0 = byte, 1 = short, 2 = long) */
1738 16, /* bitsize */
1739 false, /* pc_relative */
1740 0, /* bitpos */
1741 complain_overflow_bitfield, /* complain_on_overflow */
1742 0, /* special_function */
1743 "R_RBA_16", /* name */
1744 true, /* partial_inplace */
1745 0xffff, /* src_mask */
1746 0xffff, /* dst_mask */
1747 false), /* pcrel_offset */
1748
1749 };
1750
1751 void
1752 xcoff64_rtype2howto (relent, internal)
1753 arelent *relent;
1754 struct internal_reloc *internal;
1755 {
1756 if (internal->r_type > R_RBRC)
1757 abort ();
1758
1759 /* Default howto layout works most of the time */
1760 relent->howto = &xcoff64_howto_table[internal->r_type];
1761
1762 /* Special case some 16 bit reoloc */
1763 if (15 == (internal->r_size & 0x3f))
1764 {
1765 if (R_BA == internal->r_type)
1766 relent->howto = &xcoff64_howto_table[0x1d];
1767 else if (R_RBR == internal->r_type)
1768 relent->howto = &xcoff64_howto_table[0x1e];
1769 else if (R_RBA == internal->r_type)
1770 relent->howto = &xcoff64_howto_table[0x1f];
1771 }
1772 /* Special case 32 bit */
1773 else if (31 == (internal->r_size & 0x3f))
1774 {
1775 if (R_POS == internal->r_type)
1776 relent->howto = &xcoff64_howto_table[0x1c];
1777 }
1778
1779 /* The r_size field of an XCOFF reloc encodes the bitsize of the
1780 relocation, as well as indicating whether it is signed or not.
1781 Doublecheck that the relocation information gathered from the
1782 type matches this information. The bitsize is not significant
1783 for R_REF relocs. */
1784 if (relent->howto->dst_mask != 0
1785 && (relent->howto->bitsize
1786 != ((unsigned int) internal->r_size & 0x3f) + 1))
1787 abort ();
1788
1789 /* Put a meaningful value in addend */
1790 relent->addend = (internal->r_size & 0x80) ? - internal->r_vaddr
1791 : internal->r_vaddr;
1792 }
1793
1794 reloc_howto_type *
1795 xcoff64_reloc_type_lookup (abfd, code)
1796 bfd *abfd ATTRIBUTE_UNUSED;
1797 bfd_reloc_code_real_type code;
1798 {
1799 switch (code)
1800 {
1801 case BFD_RELOC_PPC_B26:
1802 return &xcoff64_howto_table[0xa];
1803 case BFD_RELOC_PPC_BA16:
1804 return &xcoff64_howto_table[0x1d];
1805 case BFD_RELOC_PPC_BA26:
1806 return &xcoff64_howto_table[8];
1807 case BFD_RELOC_PPC_TOC16:
1808 return &xcoff64_howto_table[3];
1809 case BFD_RELOC_32:
1810 case BFD_RELOC_CTOR:
1811 return &xcoff64_howto_table[0x1c];
1812 case BFD_RELOC_64:
1813 return &xcoff64_howto_table[0];
1814 default:
1815 return NULL;
1816 }
1817 }
1818
1819 /* Read in the armap of an XCOFF archive. */
1820
1821 static boolean
1822 xcoff64_slurp_armap (abfd)
1823 bfd *abfd;
1824 {
1825 file_ptr off;
1826 size_t namlen;
1827 bfd_size_type sz, amt;
1828 bfd_byte *contents, *cend;
1829 bfd_vma c, i;
1830 carsym *arsym;
1831 bfd_byte *p;
1832 file_ptr pos;
1833
1834 /* This is for the new format. */
1835 struct xcoff_ar_hdr_big hdr;
1836
1837 if (xcoff_ardata (abfd) == NULL)
1838 {
1839 bfd_has_map (abfd) = false;
1840 return true;
1841 }
1842
1843 off = bfd_scan_vma (xcoff_ardata_big (abfd)->symoff64,
1844 (const char **) NULL, 10);
1845 if (off == 0)
1846 {
1847 bfd_has_map (abfd) = false;
1848 return true;
1849 }
1850
1851 if (bfd_seek (abfd, off, SEEK_SET) != 0)
1852 return false;
1853
1854 /* The symbol table starts with a normal archive header. */
1855 if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd)
1856 != SIZEOF_AR_HDR_BIG)
1857 return false;
1858
1859 /* Skip the name (normally empty). */
1860 namlen = strtol (hdr.namlen, (char **) NULL, 10);
1861 pos = ((namlen + 1) & ~(size_t) 1) + SXCOFFARFMAG;
1862 if (bfd_seek (abfd, pos, SEEK_CUR) != 0)
1863 return false;
1864
1865 sz = bfd_scan_vma (hdr.size, (const char **) NULL, 10);
1866
1867 /* Read in the entire symbol table. */
1868 contents = (bfd_byte *) bfd_alloc (abfd, sz);
1869 if (contents == NULL)
1870 return false;
1871 if (bfd_bread ((PTR) contents, sz, abfd) != sz)
1872 return false;
1873
1874 /* The symbol table starts with an eight byte count. */
1875 c = H_GET_64 (abfd, contents);
1876
1877 if (c * 8 >= sz)
1878 {
1879 bfd_set_error (bfd_error_bad_value);
1880 return false;
1881 }
1882 amt = c;
1883 amt *= sizeof (carsym);
1884 bfd_ardata (abfd)->symdefs = (carsym *) bfd_alloc (abfd, amt);
1885 if (bfd_ardata (abfd)->symdefs == NULL)
1886 return false;
1887
1888 /* After the count comes a list of eight byte file offsets. */
1889 for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 8;
1890 i < c;
1891 ++i, ++arsym, p += 8)
1892 arsym->file_offset = H_GET_64 (abfd, p);
1893
1894 /* After the file offsets come null terminated symbol names. */
1895 cend = contents + sz;
1896 for (i = 0, arsym = bfd_ardata (abfd)->symdefs;
1897 i < c;
1898 ++i, ++arsym, p += strlen ((char *) p) + 1)
1899 {
1900 if (p >= cend)
1901 {
1902 bfd_set_error (bfd_error_bad_value);
1903 return false;
1904 }
1905 arsym->name = (char *) p;
1906 }
1907
1908 bfd_ardata (abfd)->symdef_count = c;
1909 bfd_has_map (abfd) = true;
1910
1911 return true;
1912 }
1913
1914
1915 /* See if this is an NEW XCOFF archive. */
1916
1917 static const bfd_target *
1918 xcoff64_archive_p (abfd)
1919 bfd *abfd;
1920 {
1921 struct artdata *tdata_hold;
1922 char magic[SXCOFFARMAG];
1923 /* This is the new format. */
1924 struct xcoff_ar_file_hdr_big hdr;
1925 bfd_size_type amt = SXCOFFARMAG;
1926
1927 if (bfd_bread ((PTR) magic, amt, abfd) != amt)
1928 {
1929 if (bfd_get_error () != bfd_error_system_call)
1930 bfd_set_error (bfd_error_wrong_format);
1931 return NULL;
1932 }
1933
1934 if (strncmp (magic, XCOFFARMAGBIG, SXCOFFARMAG) != 0)
1935 {
1936 bfd_set_error (bfd_error_wrong_format);
1937 return NULL;
1938 }
1939
1940 /* Copy over the magic string. */
1941 memcpy (hdr.magic, magic, SXCOFFARMAG);
1942
1943 /* Now read the rest of the file header. */
1944 amt = SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG;
1945 if (bfd_bread ((PTR) &hdr.memoff, amt, abfd) != amt)
1946 {
1947 if (bfd_get_error () != bfd_error_system_call)
1948 bfd_set_error (bfd_error_wrong_format);
1949 return NULL;
1950 }
1951
1952 tdata_hold = bfd_ardata (abfd);
1953
1954 amt = sizeof (struct artdata);
1955 bfd_ardata (abfd) = (struct artdata *) bfd_zalloc (abfd, amt);
1956 if (bfd_ardata (abfd) == (struct artdata *) NULL)
1957 goto error_ret_restore;
1958
1959 bfd_ardata (abfd)->cache = NULL;
1960 bfd_ardata (abfd)->archive_head = NULL;
1961 bfd_ardata (abfd)->symdefs = NULL;
1962 bfd_ardata (abfd)->extended_names = NULL;
1963 bfd_ardata (abfd)->first_file_filepos = bfd_scan_vma (hdr.firstmemoff,
1964 (const char **) NULL,
1965 10);
1966
1967 amt = SIZEOF_AR_FILE_HDR_BIG;
1968 bfd_ardata (abfd)->tdata = bfd_zalloc (abfd, amt);
1969 if (bfd_ardata (abfd)->tdata == NULL)
1970 goto error_ret;
1971
1972 memcpy (bfd_ardata (abfd)->tdata, &hdr, SIZEOF_AR_FILE_HDR_BIG);
1973
1974 if (! xcoff64_slurp_armap (abfd))
1975 {
1976 error_ret:
1977 bfd_release (abfd, bfd_ardata (abfd));
1978 error_ret_restore:
1979 bfd_ardata (abfd) = tdata_hold;
1980 return NULL;
1981 }
1982
1983 return abfd->xvec;
1984 }
1985
1986
1987 /* Open the next element in an XCOFF archive. */
1988
1989 static bfd *
1990 xcoff64_openr_next_archived_file (archive, last_file)
1991 bfd *archive;
1992 bfd *last_file;
1993 {
1994 file_ptr filestart;
1995
1996 if ((xcoff_ardata (archive) == NULL)
1997 || ! xcoff_big_format_p (archive))
1998 {
1999 bfd_set_error (bfd_error_invalid_operation);
2000 return NULL;
2001 }
2002
2003 if (last_file == NULL)
2004 {
2005 filestart = bfd_ardata (archive)->first_file_filepos;
2006 }
2007 else
2008 {
2009 filestart = bfd_scan_vma (arch_xhdr_big (last_file)->nextoff,
2010 (const char **) NULL, 10);
2011 }
2012
2013 if (filestart == 0
2014 || filestart == bfd_scan_vma (xcoff_ardata_big (archive)->memoff,
2015 (const char **) NULL, 10)
2016 || filestart == bfd_scan_vma (xcoff_ardata_big (archive)->symoff,
2017 (const char **) NULL, 10))
2018 {
2019 bfd_set_error (bfd_error_no_more_archived_files);
2020 return NULL;
2021 }
2022
2023 return _bfd_get_elt_at_filepos (archive, filestart);
2024 }
2025
2026 /* We can't use the usual coff_sizeof_headers routine, because AIX
2027 always uses an a.out header. */
2028
2029 /*ARGSUSED*/
2030 static int
2031 xcoff64_sizeof_headers (abfd, reloc)
2032 bfd *abfd;
2033 boolean reloc ATTRIBUTE_UNUSED;
2034 {
2035 int size;
2036
2037 size = bfd_coff_filhsz (abfd);
2038
2039 /* Don't think the small aout header can be used since some of the
2040 old elements have been reordered past the end of the old coff
2041 small aout size. */
2042
2043 if (xcoff_data (abfd)->full_aouthdr)
2044 size += bfd_coff_aoutsz (abfd);
2045
2046 size += abfd->section_count * bfd_coff_scnhsz (abfd);
2047 return size;
2048 }
2049
2050
2051
2052 static asection *
2053 xcoff64_create_csect_from_smclas (abfd, aux, symbol_name)
2054 bfd *abfd;
2055 union internal_auxent *aux;
2056 const char *symbol_name;
2057 {
2058 asection *return_value = NULL;
2059
2060 /* Changes from 32 :
2061 .sv == 8, is only for 32 bit programs
2062 .ti == 12 and .tb == 13 are now reserved. */
2063 static const char *names[19] =
2064 {
2065 ".pr", ".ro", ".db", ".tc", ".ua", ".rw", ".gl", ".xo",
2066 NULL, ".bs", ".ds", ".uc", NULL, NULL, NULL, ".tc0",
2067 ".td", ".sv64", ".sv3264"
2068 };
2069
2070 if ((19 >= aux->x_csect.x_smclas)
2071 && (NULL != names[aux->x_csect.x_smclas]))
2072 {
2073
2074 return_value = bfd_make_section_anyway
2075 (abfd, names[aux->x_csect.x_smclas]);
2076
2077 }
2078 else
2079 {
2080 (*_bfd_error_handler)
2081 (_("%s: symbol `%s' has unrecognized smclas %d"),
2082 bfd_archive_filename (abfd), symbol_name, aux->x_csect.x_smclas);
2083 bfd_set_error (bfd_error_bad_value);
2084 }
2085
2086 return return_value;
2087 }
2088
2089 static boolean
2090 xcoff64_is_lineno_count_overflow (abfd, value)
2091 bfd *abfd ATTRIBUTE_UNUSED;
2092 bfd_vma value ATTRIBUTE_UNUSED;
2093 {
2094 return false;
2095 }
2096
2097 static boolean
2098 xcoff64_is_reloc_count_overflow (abfd, value)
2099 bfd *abfd ATTRIBUTE_UNUSED;
2100 bfd_vma value ATTRIBUTE_UNUSED;
2101 {
2102 return false;
2103 }
2104
2105 static bfd_vma
2106 xcoff64_loader_symbol_offset (abfd, ldhdr)
2107 bfd *abfd ATTRIBUTE_UNUSED;
2108 struct internal_ldhdr *ldhdr;
2109 {
2110 return (ldhdr->l_symoff);
2111 }
2112
2113 static bfd_vma
2114 xcoff64_loader_reloc_offset (abfd, ldhdr)
2115 bfd *abfd ATTRIBUTE_UNUSED;
2116 struct internal_ldhdr *ldhdr;
2117 {
2118 return (ldhdr->l_rldoff);
2119 }
2120
2121 static boolean
2122 xcoff64_bad_format_hook (abfd, filehdr)
2123 bfd * abfd;
2124 PTR filehdr;
2125 {
2126 struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
2127
2128 /* Check flavor first. */
2129 if (bfd_get_flavour (abfd) != bfd_target_xcoff_flavour)
2130 return false;
2131
2132 if (bfd_xcoff_magic_number (abfd) != internal_f->f_magic)
2133 return false;
2134
2135 return true;
2136 }
2137
2138 static boolean
2139 xcoff64_generate_rtinit (abfd, init, fini, rtld)
2140 bfd *abfd;
2141 const char *init;
2142 const char *fini;
2143 boolean rtld;
2144 {
2145 bfd_byte filehdr_ext[FILHSZ];
2146 bfd_byte scnhdr_ext[SCNHSZ * 3];
2147 bfd_byte syment_ext[SYMESZ * 10];
2148 bfd_byte reloc_ext[RELSZ * 3];
2149 bfd_byte *data_buffer;
2150 bfd_size_type data_buffer_size;
2151 bfd_byte *string_table, *st_tmp;
2152 bfd_size_type string_table_size;
2153 bfd_vma val;
2154 size_t initsz, finisz;
2155 struct internal_filehdr filehdr;
2156 struct internal_scnhdr text_scnhdr;
2157 struct internal_scnhdr data_scnhdr;
2158 struct internal_scnhdr bss_scnhdr;
2159 struct internal_syment syment;
2160 union internal_auxent auxent;
2161 struct internal_reloc reloc;
2162
2163 char *text_name = ".text";
2164 char *data_name = ".data";
2165 char *bss_name = ".bss";
2166 char *rtinit_name = "__rtinit";
2167 char *rtld_name = "__rtld";
2168
2169 if (! bfd_xcoff_rtinit_size (abfd))
2170 return false;
2171
2172 initsz = (init == NULL ? 0 : 1 + strlen (init));
2173 finisz = (fini == NULL ? 0 : 1 + strlen (fini));
2174
2175 /* File header. */
2176 memset (filehdr_ext, 0, FILHSZ);
2177 memset (&filehdr, 0, sizeof (struct internal_filehdr));
2178 filehdr.f_magic = bfd_xcoff_magic_number (abfd);
2179 filehdr.f_nscns = 3;
2180 filehdr.f_timdat = 0;
2181 filehdr.f_nsyms = 0; /* at least 6, no more than 8 */
2182 filehdr.f_symptr = 0; /* set below */
2183 filehdr.f_opthdr = 0;
2184 filehdr.f_flags = 0;
2185
2186 /* Section headers. */
2187 memset (scnhdr_ext, 0, 3 * SCNHSZ);
2188
2189 /* Text. */
2190 memset (&text_scnhdr, 0, sizeof (struct internal_scnhdr));
2191 memcpy (text_scnhdr.s_name, text_name, strlen (text_name));
2192 text_scnhdr.s_paddr = 0;
2193 text_scnhdr.s_vaddr = 0;
2194 text_scnhdr.s_size = 0;
2195 text_scnhdr.s_scnptr = 0;
2196 text_scnhdr.s_relptr = 0;
2197 text_scnhdr.s_lnnoptr = 0;
2198 text_scnhdr.s_nreloc = 0;
2199 text_scnhdr.s_nlnno = 0;
2200 text_scnhdr.s_flags = STYP_TEXT;
2201
2202 /* Data. */
2203 memset (&data_scnhdr, 0, sizeof (struct internal_scnhdr));
2204 memcpy (data_scnhdr.s_name, data_name, strlen (data_name));
2205 data_scnhdr.s_paddr = 0;
2206 data_scnhdr.s_vaddr = 0;
2207 data_scnhdr.s_size = 0; /* set below */
2208 data_scnhdr.s_scnptr = FILHSZ + 3 * SCNHSZ;
2209 data_scnhdr.s_relptr = 0; /* set below */
2210 data_scnhdr.s_lnnoptr = 0;
2211 data_scnhdr.s_nreloc = 0; /* either 1 or 2 */
2212 data_scnhdr.s_nlnno = 0;
2213 data_scnhdr.s_flags = STYP_DATA;
2214
2215 /* Bss. */
2216 memset (&bss_scnhdr, 0, sizeof (struct internal_scnhdr));
2217 memcpy (bss_scnhdr.s_name, bss_name, strlen (bss_name));
2218 bss_scnhdr.s_paddr = 0; /* set below */
2219 bss_scnhdr.s_vaddr = 0; /* set below */
2220 bss_scnhdr.s_size = 0; /* set below */
2221 bss_scnhdr.s_scnptr = 0;
2222 bss_scnhdr.s_relptr = 0;
2223 bss_scnhdr.s_lnnoptr = 0;
2224 bss_scnhdr.s_nreloc = 0;
2225 bss_scnhdr.s_nlnno = 0;
2226 bss_scnhdr.s_flags = STYP_BSS;
2227
2228 /* .data
2229 0x0000 0x00000000 : rtl
2230 0x0004 0x00000000 :
2231 0x0008 0x00000018 : offset to init, or 0
2232 0x000C 0x00000038 : offset to fini, or 0
2233 0x0010 0x00000010 : size of descriptor
2234 0x0014 0x00000000 : pad
2235 0x0018 0x00000000 : init, needs a reloc
2236 0x001C 0x00000000 :
2237 0x0020 0x00000058 : offset to init name
2238 0x0024 0x00000000 : flags, padded to a word
2239 0x0028 0x00000000 : empty init
2240 0x002C 0x00000000 :
2241 0x0030 0x00000000 :
2242 0x0034 0x00000000 :
2243 0x0038 0x00000000 : fini, needs a reloc
2244 0x003C 0x00000000 :
2245 0x0040 0x00000??? : offset to fini name
2246 0x0044 0x00000000 : flags, padded to a word
2247 0x0048 0x00000000 : empty fini
2248 0x004C 0x00000000 :
2249 0x0050 0x00000000 :
2250 0x0054 0x00000000 :
2251 0x0058 init name
2252 0x0058 + initsz fini name */
2253
2254 data_buffer_size = 0x0058 + initsz + finisz;
2255 data_buffer_size += (data_buffer_size & 7) ? 8 - (data_buffer_size & 7) : 0;
2256 data_buffer = NULL;
2257 data_buffer = (bfd_byte *) bfd_zmalloc (data_buffer_size);
2258 if (data_buffer == NULL)
2259 return false;
2260
2261 if (initsz)
2262 {
2263 val = 0x18;
2264 bfd_put_32 (abfd, val, &data_buffer[0x08]);
2265 val = 0x58;
2266 bfd_put_32 (abfd, val, &data_buffer[0x20]);
2267 memcpy (&data_buffer[val], init, initsz);
2268 }
2269
2270 if (finisz)
2271 {
2272 val = 0x38;
2273 bfd_put_32 (abfd, val, &data_buffer[0x0C]);
2274 val = 0x58 + initsz;
2275 bfd_put_32 (abfd, val, &data_buffer[0x40]);
2276 memcpy (&data_buffer[val], fini, finisz);
2277 }
2278
2279 val = 0x10;
2280 bfd_put_32 (abfd, val, &data_buffer[0x10]);
2281 data_scnhdr.s_size = data_buffer_size;
2282 bss_scnhdr.s_paddr = bss_scnhdr.s_vaddr = data_scnhdr.s_size;
2283
2284 /* String table. */
2285 string_table_size = 4;
2286 string_table_size += strlen (data_name) + 1;
2287 string_table_size += strlen (rtinit_name) + 1;
2288 string_table_size += initsz;
2289 string_table_size += finisz;
2290 if (true == rtld)
2291 string_table_size += strlen (rtld_name) + 1;
2292
2293 string_table = (bfd_byte *) bfd_zmalloc (string_table_size);
2294 if (string_table == NULL)
2295 return false;
2296
2297 val = string_table_size;
2298 bfd_put_32 (abfd, val, &string_table[0]);
2299 st_tmp = string_table + 4;
2300
2301 /* symbols
2302 0. .data csect
2303 2. __rtinit
2304 4. init function
2305 6. fini function
2306 8. __rtld */
2307 memset (syment_ext, 0, 10 * SYMESZ);
2308 memset (reloc_ext, 0, 3 * RELSZ);
2309
2310 /* .data csect */
2311 memset (&syment, 0, sizeof (struct internal_syment));
2312 memset (&auxent, 0, sizeof (union internal_auxent));
2313
2314 syment._n._n_n._n_offset = st_tmp - string_table;
2315 memcpy (st_tmp, data_name, strlen (data_name));
2316 st_tmp += strlen (data_name) + 1;
2317
2318 syment.n_scnum = 2;
2319 syment.n_sclass = C_HIDEXT;
2320 syment.n_numaux = 1;
2321 auxent.x_csect.x_scnlen.l = data_buffer_size;
2322 auxent.x_csect.x_smtyp = 3 << 3 | XTY_SD;
2323 auxent.x_csect.x_smclas = XMC_RW;
2324 bfd_coff_swap_sym_out (abfd, &syment,
2325 &syment_ext[filehdr.f_nsyms * SYMESZ]);
2326 bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0,
2327 syment.n_numaux,
2328 &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]);
2329 filehdr.f_nsyms += 2;
2330
2331 /* __rtinit */
2332 memset (&syment, 0, sizeof (struct internal_syment));
2333 memset (&auxent, 0, sizeof (union internal_auxent));
2334 syment._n._n_n._n_offset = st_tmp - string_table;
2335 memcpy (st_tmp, rtinit_name, strlen (rtinit_name));
2336 st_tmp += strlen (rtinit_name) + 1;
2337
2338 syment.n_scnum = 2;
2339 syment.n_sclass = C_EXT;
2340 syment.n_numaux = 1;
2341 auxent.x_csect.x_smtyp = XTY_LD;
2342 auxent.x_csect.x_smclas = XMC_RW;
2343 bfd_coff_swap_sym_out (abfd, &syment,
2344 &syment_ext[filehdr.f_nsyms * SYMESZ]);
2345 bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0,
2346 syment.n_numaux,
2347 &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]);
2348 filehdr.f_nsyms += 2;
2349
2350 /* Init. */
2351 if (initsz)
2352 {
2353 memset (&syment, 0, sizeof (struct internal_syment));
2354 memset (&auxent, 0, sizeof (union internal_auxent));
2355
2356 syment._n._n_n._n_offset = st_tmp - string_table;
2357 memcpy (st_tmp, init, initsz);
2358 st_tmp += initsz;
2359
2360 syment.n_sclass = C_EXT;
2361 syment.n_numaux = 1;
2362 bfd_coff_swap_sym_out (abfd, &syment,
2363 &syment_ext[filehdr.f_nsyms * SYMESZ]);
2364 bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0,
2365 syment.n_numaux,
2366 &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]);
2367 /* Reloc. */
2368 memset (&reloc, 0, sizeof (struct internal_reloc));
2369 reloc.r_vaddr = 0x0018;
2370 reloc.r_symndx = filehdr.f_nsyms;
2371 reloc.r_type = R_POS;
2372 reloc.r_size = 63;
2373 bfd_coff_swap_reloc_out (abfd, &reloc, &reloc_ext[0]);
2374
2375 filehdr.f_nsyms += 2;
2376 data_scnhdr.s_nreloc += 1;
2377 }
2378
2379 /* Finit. */
2380 if (finisz)
2381 {
2382 memset (&syment, 0, sizeof (struct internal_syment));
2383 memset (&auxent, 0, sizeof (union internal_auxent));
2384
2385 syment._n._n_n._n_offset = st_tmp - string_table;
2386 memcpy (st_tmp, fini, finisz);
2387 st_tmp += finisz;
2388
2389 syment.n_sclass = C_EXT;
2390 syment.n_numaux = 1;
2391 bfd_coff_swap_sym_out (abfd, &syment,
2392 &syment_ext[filehdr.f_nsyms * SYMESZ]);
2393 bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0,
2394 syment.n_numaux,
2395 &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]);
2396
2397 /* Reloc. */
2398 memset (&reloc, 0, sizeof (struct internal_reloc));
2399 reloc.r_vaddr = 0x0038;
2400 reloc.r_symndx = filehdr.f_nsyms;
2401 reloc.r_type = R_POS;
2402 reloc.r_size = 63;
2403 bfd_coff_swap_reloc_out (abfd, &reloc,
2404 &reloc_ext[data_scnhdr.s_nreloc * RELSZ]);
2405
2406 filehdr.f_nsyms += 2;
2407 data_scnhdr.s_nreloc += 1;
2408 }
2409
2410 if (rtld)
2411 {
2412 memset (&syment, 0, sizeof (struct internal_syment));
2413 memset (&auxent, 0, sizeof (union internal_auxent));
2414
2415 syment._n._n_n._n_offset = st_tmp - string_table;
2416 memcpy (st_tmp, rtld_name, strlen (rtld_name));
2417 st_tmp += strlen (rtld_name) + 1;
2418
2419 syment.n_sclass = C_EXT;
2420 syment.n_numaux = 1;
2421 bfd_coff_swap_sym_out (abfd, &syment,
2422 &syment_ext[filehdr.f_nsyms * SYMESZ]);
2423 bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0,
2424 syment.n_numaux,
2425 &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]);
2426
2427 /* Reloc. */
2428 memset (&reloc, 0, sizeof (struct internal_reloc));
2429 reloc.r_vaddr = 0x0000;
2430 reloc.r_symndx = filehdr.f_nsyms;
2431 reloc.r_type = R_POS;
2432 reloc.r_size = 63;
2433 bfd_coff_swap_reloc_out (abfd, &reloc,
2434 &reloc_ext[data_scnhdr.s_nreloc * RELSZ]);
2435
2436 filehdr.f_nsyms += 2;
2437 data_scnhdr.s_nreloc += 1;
2438
2439 bss_scnhdr.s_size = 0;
2440 }
2441
2442 data_scnhdr.s_relptr = data_scnhdr.s_scnptr + data_buffer_size;
2443 filehdr.f_symptr = data_scnhdr.s_relptr + data_scnhdr.s_nreloc * RELSZ;
2444
2445 bfd_coff_swap_filehdr_out (abfd, &filehdr, filehdr_ext);
2446 bfd_bwrite (filehdr_ext, FILHSZ, abfd);
2447 bfd_coff_swap_scnhdr_out (abfd, &text_scnhdr, &scnhdr_ext[SCNHSZ * 0]);
2448 bfd_coff_swap_scnhdr_out (abfd, &data_scnhdr, &scnhdr_ext[SCNHSZ * 1]);
2449 bfd_coff_swap_scnhdr_out (abfd, &bss_scnhdr, &scnhdr_ext[SCNHSZ * 2]);
2450 bfd_bwrite (scnhdr_ext, 3 * SCNHSZ, abfd);
2451 bfd_bwrite (data_buffer, data_buffer_size, abfd);
2452 bfd_bwrite (reloc_ext, data_scnhdr.s_nreloc * RELSZ, abfd);
2453 bfd_bwrite (syment_ext, filehdr.f_nsyms * SYMESZ, abfd);
2454 bfd_bwrite (string_table, string_table_size, abfd);
2455
2456 free (data_buffer);
2457 data_buffer = NULL;
2458
2459 return true;
2460 }
2461
2462 /* The typical dynamic reloc. */
2463
2464 static reloc_howto_type xcoff64_dynamic_reloc =
2465 HOWTO (0, /* type */
2466 0, /* rightshift */
2467 4, /* size (0 = byte, 1 = short, 2 = long) */
2468 64, /* bitsize */
2469 false, /* pc_relative */
2470 0, /* bitpos */
2471 complain_overflow_bitfield, /* complain_on_overflow */
2472 0, /* special_function */
2473 "R_POS", /* name */
2474 true, /* partial_inplace */
2475 MINUS_ONE, /* src_mask */
2476 MINUS_ONE, /* dst_mask */
2477 false); /* pcrel_offset */
2478
2479 static unsigned long xcoff64_glink_code[10] =
2480 {
2481 0xe9820000, /* ld r12,0(r2) */
2482 0xf8410028, /* std r2,40(r1) */
2483 0xe80c0000, /* ld r0,0(r12) */
2484 0xe84c0008, /* ld r0,8(r12) */
2485 0x7c0903a6, /* mtctr r0 */
2486 0x4e800420, /* bctr */
2487 0x00000000, /* start of traceback table */
2488 0x000ca000, /* traceback table */
2489 0x00000000, /* traceback table */
2490 0x00000018, /* ??? */
2491 };
2492
2493 static const struct xcoff_backend_data_rec bfd_xcoff_backend_data =
2494 {
2495 { /* COFF backend, defined in libcoff.h. */
2496 _bfd_xcoff64_swap_aux_in, /* _bfd_coff_swap_aux_in */
2497 _bfd_xcoff64_swap_sym_in, /* _bfd_coff_swap_sym_in */
2498 _bfd_xcoff64_swap_lineno_in, /* _bfd_coff_swap_lineno_in */
2499 _bfd_xcoff64_swap_aux_out, /* _bfd_swap_aux_out */
2500 _bfd_xcoff64_swap_sym_out, /* _bfd_swap_sym_out */
2501 _bfd_xcoff64_swap_lineno_out, /* _bfd_swap_lineno_out */
2502 xcoff64_swap_reloc_out, /* _bfd_swap_reloc_out */
2503 coff_swap_filehdr_out, /* _bfd_swap_filehdr_out */
2504 coff_swap_aouthdr_out, /* _bfd_swap_aouthdr_out */
2505 coff_swap_scnhdr_out, /* _bfd_swap_scnhdr_out */
2506 FILHSZ, /* _bfd_filhsz */
2507 AOUTSZ, /* _bfd_aoutsz */
2508 SCNHSZ, /* _bfd_scnhsz */
2509 SYMESZ, /* _bfd_symesz */
2510 AUXESZ, /* _bfd_auxesz */
2511 RELSZ, /* _bfd_relsz */
2512 LINESZ, /* _bfd_linesz */
2513 FILNMLEN, /* _bfd_filnmlen */
2514 true, /* _bfd_coff_long_filenames */
2515 false, /* _bfd_coff_long_section_names */
2516 (3), /* _bfd_coff_default_section_alignment_power */
2517 true, /* _bfd_coff_force_symnames_in_strings */
2518 4, /* _bfd_coff_debug_string_prefix_length */
2519 coff_swap_filehdr_in, /* _bfd_coff_swap_filehdr_in */
2520 coff_swap_aouthdr_in, /* _bfd_swap_aouthdr_in */
2521 coff_swap_scnhdr_in, /* _bfd_swap_scnhdr_in */
2522 xcoff64_swap_reloc_in, /* _bfd_reloc_in */
2523 xcoff64_bad_format_hook, /* _bfd_bad_format_hook */
2524 coff_set_arch_mach_hook, /* _bfd_set_arch_mach_hook */
2525 coff_mkobject_hook, /* _bfd_mkobject_hook */
2526 styp_to_sec_flags, /* _bfd_syp_to_sec_flags */
2527 coff_set_alignment_hook, /* _bfd_set_alignment_hook */
2528 coff_slurp_symbol_table, /* _bfd_coff_slurp_symbol_table */
2529 symname_in_debug_hook, /* _coff_symname_in_debug_hook */
2530 coff_pointerize_aux_hook, /* _bfd_coff_pointerize_aux_hook */
2531 coff_print_aux, /* bfd_coff_print_aux */
2532 dummy_reloc16_extra_cases, /* _bfd_coff_reloc16_extra_cases */
2533 dummy_reloc16_estimate, /* _bfd_coff_reloc16_estimate */
2534 NULL, /* bfd_coff_sym_is_global */
2535 /* _bfd_coff_compute_section_file_positions */
2536 coff_compute_section_file_positions,
2537 NULL , /* _bfd_coff_start_final_link */
2538 xcoff64_ppc_relocate_section, /* _bfd_coff_relocate_section */
2539 coff_rtype_to_howto, /* _bfd_coff_rtype_to_howto */
2540 NULL , /* _bfd_coff_addust_symndx */
2541 _bfd_generic_link_add_one_symbol, /* _bfd_coff_add_one_symbol */
2542 coff_link_output_has_begun, /* _bfd_coff_link_output_has_begun */
2543 coff_final_link_postscript /* _bfd_coff_final_link_postscript */
2544 },
2545
2546 0x01EF, /* magic number */
2547 bfd_arch_powerpc, /* architecture */
2548 bfd_mach_ppc_620, /* machine */
2549
2550 /* Function pointers to xcoff specific swap routines. */
2551 xcoff64_swap_ldhdr_in, /* _xcoff_swap_ldhdr_in */
2552 xcoff64_swap_ldhdr_out, /* _xcoff_swap_ldhdr_out */
2553 xcoff64_swap_ldsym_in, /* _xcoff_swap_ldsym_in */
2554 xcoff64_swap_ldsym_out, /* _xcoff_swap_ldsym_out */
2555 xcoff64_swap_ldrel_in, /* _xcoff_swap_ldrel_in */
2556 xcoff64_swap_ldrel_out, /* _xcoff_swap_ldrel_out */
2557
2558 /* Sizes. */
2559 LDHDRSZ, /* _xcoff_ldhdrsz */
2560 LDSYMSZ, /* _xcoff_ldsymsz */
2561 LDRELSZ, /* _xcoff_ldrelsz */
2562 24, /* _xcoff_function_descriptor_size */
2563 0, /* _xcoff_small_aout_header_size */
2564
2565 /* Versions. */
2566 2, /* _xcoff_ldhdr_version */
2567
2568 /* xcoff vs xcoff64 putting symbol names. */
2569 _bfd_xcoff64_put_symbol_name, /* _xcoff_put_symbol_name */
2570 _bfd_xcoff64_put_ldsymbol_name, /* _xcoff_put_ldsymbol_name */
2571
2572 /* Dynamic reloc howto. */
2573 &xcoff64_dynamic_reloc,
2574
2575 xcoff64_create_csect_from_smclas,
2576
2577 /* Lineno and reloc count overflow. */
2578 xcoff64_is_lineno_count_overflow,
2579 xcoff64_is_reloc_count_overflow,
2580
2581 xcoff64_loader_symbol_offset,
2582 xcoff64_loader_reloc_offset,
2583
2584 /* glink. */
2585 &xcoff64_glink_code[0],
2586 40, /* _xcoff_glink_size */
2587
2588 /* rtinit. */
2589 88, /* _xcoff_rtinit_size */
2590 xcoff64_generate_rtinit, /* _xcoff_generate_rtinit */
2591 };
2592
2593 /* The transfer vector that leads the outside world to all of the above. */
2594 const bfd_target rs6000coff64_vec =
2595 {
2596 "aixcoff64-rs6000",
2597 bfd_target_xcoff_flavour,
2598 BFD_ENDIAN_BIG, /* data byte order is big */
2599 BFD_ENDIAN_BIG, /* header byte order is big */
2600
2601 (HAS_RELOC | EXEC_P | /* object flags */
2602 HAS_LINENO | HAS_DEBUG | DYNAMIC |
2603 HAS_SYMS | HAS_LOCALS | WP_TEXT),
2604
2605 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
2606 0, /* leading char */
2607 '/', /* ar_pad_char */
2608 15, /* ar_max_namelen??? FIXMEmgo */
2609
2610 /* data */
2611 bfd_getb64, /* bfd_getx64 */
2612 bfd_getb_signed_64, /* bfd_getx_signed_64 */
2613 bfd_putb64, /* bfd_putx64 */
2614 bfd_getb32, /* bfd_getx32 */
2615 bfd_getb_signed_32, /* bfd_getx_signed_32 */
2616 bfd_putb32, /* bfd_putx32 */
2617 bfd_getb16, /* bfd_getx16 */
2618 bfd_getb_signed_16, /* bfd_getx_signed_16 */
2619 bfd_putb16, /* bfd_putx16 */
2620
2621 /* hdrs */
2622 bfd_getb64, /* bfd_h_getx64 */
2623 bfd_getb_signed_64, /* bfd_h_getx_signed_64 */
2624 bfd_putb64, /* bfd_h_putx64 */
2625 bfd_getb32, /* bfd_h_getx32 */
2626 bfd_getb_signed_32, /* bfd_h_getx_signed_32 */
2627 bfd_putb32, /* bfd_h_putx32 */
2628 bfd_getb16, /* bfd_h_getx16 */
2629 bfd_getb_signed_16, /* bfd_h_getx_signed_16 */
2630 bfd_putb16, /* bfd_h_putx16 */
2631
2632 { /* bfd_check_format */
2633 _bfd_dummy_target,
2634 coff_object_p,
2635 xcoff64_archive_p,
2636 CORE_FILE_P
2637 },
2638
2639 { /* bfd_set_format */
2640 bfd_false,
2641 coff_mkobject,
2642 _bfd_generic_mkarchive,
2643 bfd_false
2644 },
2645
2646 {/* bfd_write_contents */
2647 bfd_false,
2648 xcoff64_write_object_contents,
2649 _bfd_xcoff_write_archive_contents,
2650 bfd_false
2651 },
2652
2653 /* Generic */
2654 bfd_true, /* _close_and_cleanup */
2655 bfd_true, /* _bfd_free_cached_info */
2656 coff_new_section_hook, /* _new_section_hook */
2657 _bfd_generic_get_section_contents, /* _bfd_get_section_contents */
2658 /* _bfd_get_section_contents_in_window */
2659 _bfd_generic_get_section_contents_in_window,
2660
2661 /* Copy */
2662 _bfd_xcoff_copy_private_bfd_data, /* _bfd_copy_private_bfd */
2663 /* _bfd_merge_private_bfd_data */
2664 ((boolean (*) (bfd *, bfd *)) bfd_true),
2665 /* _bfd_copy_pivate_section_data */
2666 ((boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true),
2667 /* _bfd_copy_private_symbol_data */
2668 ((boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true),
2669 ((boolean (*) (bfd *, flagword)) bfd_true), /* _bfd_set_private_flags */
2670 ((boolean (*) (bfd *, void * )) bfd_true), /* _bfd_print_private_bfd_data */
2671
2672 /* Core */
2673 coff_core_file_failing_command, /* _core_file_failing_command */
2674 coff_core_file_failing_signal, /* _core_file_failing_signal */
2675 coff_core_file_matches_executable_p, /* _core_file_matches_executable_p */
2676
2677 /* Archive */
2678 xcoff64_slurp_armap, /* _slurp_armap */
2679 /* XCOFF archives do not have anything which corresponds to an
2680 extended name table. */
2681 bfd_false, /* _slurp_extended_name_table */
2682 /* _construct_extended_name_table */
2683 ((boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false),
2684 bfd_dont_truncate_arname, /* _truncate_arname */
2685 _bfd_xcoff_write_armap, /* _write_armap */
2686 _bfd_xcoff_read_ar_hdr, /* _read_ar_hdr */
2687 xcoff64_openr_next_archived_file, /* _openr_next_archived_file */
2688 _bfd_generic_get_elt_at_index, /* _get_elt_at_index */
2689 _bfd_xcoff_stat_arch_elt, /* _generic_stat_arch_elt */
2690 /* XCOFF archives do not have a timestamp. */
2691 bfd_true, /* _update_armap_timestamp */
2692
2693 /* Symbols */
2694 coff_get_symtab_upper_bound, /* _get_symtab_upper_bound */
2695 coff_get_symtab, /* _get_symtab */
2696 coff_make_empty_symbol, /* _make_empty_symbol */
2697 coff_print_symbol, /* _print_symbol */
2698 coff_get_symbol_info, /* _get_symbol_info */
2699 _bfd_xcoff_is_local_label_name, /* _bfd_is_local_label_name */
2700 coff_get_lineno, /* _get_lineno */
2701 coff_find_nearest_line, /* _find_nearest_line */
2702 coff_bfd_make_debug_symbol, /* _bfd_make_debug_symbol */
2703 _bfd_generic_read_minisymbols, /* _read_minisymbols */
2704 _bfd_generic_minisymbol_to_symbol, /* _minsymbol_to_symbol */
2705
2706 /* Reloc */
2707 coff_get_reloc_upper_bound, /* _get_reloc_upper_bound */
2708 coff_canonicalize_reloc, /* _cononicalize_reloc */
2709 xcoff64_reloc_type_lookup, /* _bfd_reloc_type_lookup */
2710
2711 /* Write */
2712 coff_set_arch_mach, /* _set_arch_mach */
2713 coff_set_section_contents, /* _set_section_contents */
2714
2715 /* Link */
2716 xcoff64_sizeof_headers, /* _sizeof_headers */
2717 /* _bfd_get_relocated_section_contents */
2718 bfd_generic_get_relocated_section_contents,
2719 bfd_generic_relax_section, /* _bfd_relax_section */
2720 _bfd_xcoff_bfd_link_hash_table_create,/* _bfd_link_hash_table_create */
2721 _bfd_generic_link_hash_table_free, /* _bfd_link_hash_table_free */
2722 _bfd_xcoff_bfd_link_add_symbols, /* _bfd_link_add_symbols */
2723 _bfd_generic_link_just_syms, /* _bfd_link_just_syms */
2724 _bfd_xcoff_bfd_final_link, /* _bfd_final_link */
2725 _bfd_generic_link_split_section, /* _bfd_link_split_section */
2726 bfd_generic_gc_sections, /* _bfd_gc_sections */
2727 bfd_generic_merge_sections, /* _bfd_merge_sections */
2728 bfd_generic_discard_group, /* _bfd_discard_group */
2729
2730 /* Dynamic */
2731 /* _get_dynamic_symtab_upper_bound */
2732 _bfd_xcoff_get_dynamic_symtab_upper_bound,
2733 _bfd_xcoff_canonicalize_dynamic_symtab, /* _cononicalize_dynamic_symtab */
2734 _bfd_xcoff_get_dynamic_reloc_upper_bound,/* _get_dynamic_reloc_upper_bound */
2735 _bfd_xcoff_canonicalize_dynamic_reloc, /* _cononicalize_dynamic_reloc */
2736
2737 /* Opposite endian version, none exists */
2738 NULL,
2739
2740 /* back end data */
2741 (void *) &bfd_xcoff_backend_data,
2742 };
2743
2744 extern const bfd_target *xcoff64_core_p PARAMS ((bfd *));
2745 extern boolean xcoff64_core_file_matches_executable_p PARAMS((bfd *, bfd *));
2746 extern char *xcoff64_core_file_failing_command PARAMS ((bfd *));
2747 extern int xcoff64_core_file_failing_signal PARAMS ((bfd *));
2748
2749 /* AIX 5 */
2750 static const struct xcoff_backend_data_rec bfd_xcoff_aix5_backend_data =
2751 {
2752 { /* COFF backend, defined in libcoff.h. */
2753 _bfd_xcoff64_swap_aux_in, /* _bfd_coff_swap_aux_in */
2754 _bfd_xcoff64_swap_sym_in, /* _bfd_coff_swap_sym_in */
2755 _bfd_xcoff64_swap_lineno_in, /* _bfd_coff_swap_lineno_in */
2756 _bfd_xcoff64_swap_aux_out, /* _bfd_swap_aux_out */
2757 _bfd_xcoff64_swap_sym_out, /* _bfd_swap_sym_out */
2758 _bfd_xcoff64_swap_lineno_out, /* _bfd_swap_lineno_out */
2759 xcoff64_swap_reloc_out, /* _bfd_swap_reloc_out */
2760 coff_swap_filehdr_out, /* _bfd_swap_filehdr_out */
2761 coff_swap_aouthdr_out, /* _bfd_swap_aouthdr_out */
2762 coff_swap_scnhdr_out, /* _bfd_swap_scnhdr_out */
2763 FILHSZ, /* _bfd_filhsz */
2764 AOUTSZ, /* _bfd_aoutsz */
2765 SCNHSZ, /* _bfd_scnhsz */
2766 SYMESZ, /* _bfd_symesz */
2767 AUXESZ, /* _bfd_auxesz */
2768 RELSZ, /* _bfd_relsz */
2769 LINESZ, /* _bfd_linesz */
2770 FILNMLEN, /* _bfd_filnmlen */
2771 true, /* _bfd_coff_long_filenames */
2772 false, /* _bfd_coff_long_section_names */
2773 (3), /* _bfd_coff_default_section_alignment_power */
2774 true, /* _bfd_coff_force_symnames_in_strings */
2775 4, /* _bfd_coff_debug_string_prefix_length */
2776 coff_swap_filehdr_in, /* _bfd_coff_swap_filehdr_in */
2777 coff_swap_aouthdr_in, /* _bfd_swap_aouthdr_in */
2778 coff_swap_scnhdr_in, /* _bfd_swap_scnhdr_in */
2779 xcoff64_swap_reloc_in, /* _bfd_reloc_in */
2780 xcoff64_bad_format_hook, /* _bfd_bad_format_hook */
2781 coff_set_arch_mach_hook, /* _bfd_set_arch_mach_hook */
2782 coff_mkobject_hook, /* _bfd_mkobject_hook */
2783 styp_to_sec_flags, /* _bfd_syp_to_sec_flags */
2784 coff_set_alignment_hook, /* _bfd_set_alignment_hook */
2785 coff_slurp_symbol_table, /* _bfd_coff_slurp_symbol_table */
2786 symname_in_debug_hook, /* _coff_symname_in_debug_hook */
2787 coff_pointerize_aux_hook, /* _bfd_coff_pointerize_aux_hook */
2788 coff_print_aux, /* bfd_coff_print_aux */
2789 dummy_reloc16_extra_cases, /* _bfd_coff_reloc16_extra_cases */
2790 dummy_reloc16_estimate, /* _bfd_coff_reloc16_estimate */
2791 NULL, /* bfd_coff_sym_is_global */
2792 /* _bfd_coff_compute_section_file_positions */
2793 coff_compute_section_file_positions,
2794 NULL , /* _bfd_coff_start_final_link */
2795 xcoff64_ppc_relocate_section, /* _bfd_coff_relocate_section */
2796 coff_rtype_to_howto, /* _bfd_coff_rtype_to_howto */
2797 NULL , /* _bfd_coff_addust_symndx */
2798 _bfd_generic_link_add_one_symbol, /* _bfd_coff_add_one_symbol */
2799 coff_link_output_has_begun, /* _bfd_coff_link_output_has_begun */
2800 coff_final_link_postscript /* _bfd_coff_final_link_postscript */
2801 },
2802
2803 U64_TOCMAGIC, /* magic number */
2804 bfd_arch_powerpc, /* architecture */
2805 bfd_mach_ppc_620, /* machine */
2806
2807 /* Function pointers to xcoff specific swap routines. */
2808 xcoff64_swap_ldhdr_in, /* _xcoff_swap_ldhdr_in */
2809 xcoff64_swap_ldhdr_out, /* _xcoff_swap_ldhdr_out */
2810 xcoff64_swap_ldsym_in, /* _xcoff_swap_ldsym_in */
2811 xcoff64_swap_ldsym_out, /* _xcoff_swap_ldsym_out */
2812 xcoff64_swap_ldrel_in, /* _xcoff_swap_ldrel_in */
2813 xcoff64_swap_ldrel_out, /* _xcoff_swap_ldrel_out */
2814
2815 /* Sizes. */
2816 LDHDRSZ, /* _xcoff_ldhdrsz */
2817 LDSYMSZ, /* _xcoff_ldsymsz */
2818 LDRELSZ, /* _xcoff_ldrelsz */
2819 24, /* _xcoff_function_descriptor_size */
2820 0, /* _xcoff_small_aout_header_size */
2821 /* Versions. */
2822 2, /* _xcoff_ldhdr_version */
2823
2824 _bfd_xcoff64_put_symbol_name, /* _xcoff_put_symbol_name */
2825 _bfd_xcoff64_put_ldsymbol_name, /* _xcoff_put_ldsymbol_name */
2826
2827 /* Dynamic reloc howto. */
2828 &xcoff64_dynamic_reloc,
2829 xcoff64_create_csect_from_smclas,
2830
2831 /* Lineno and reloc count overflow. */
2832 xcoff64_is_lineno_count_overflow,
2833 xcoff64_is_reloc_count_overflow,
2834
2835 xcoff64_loader_symbol_offset,
2836 xcoff64_loader_reloc_offset,
2837
2838 /* glink. */
2839 &xcoff64_glink_code[0],
2840 40, /* _xcoff_glink_size */
2841
2842 /* rtinit. */
2843 88, /* _xcoff_rtinit_size */
2844 xcoff64_generate_rtinit, /* _xcoff_generate_rtinit */
2845 };
2846
2847 /* The transfer vector that leads the outside world to all of the above. */
2848 const bfd_target aix5coff64_vec =
2849 {
2850 "aix5coff64-rs6000",
2851 bfd_target_xcoff_flavour,
2852 BFD_ENDIAN_BIG, /* data byte order is big */
2853 BFD_ENDIAN_BIG, /* header byte order is big */
2854
2855 (HAS_RELOC | EXEC_P | /* object flags */
2856 HAS_LINENO | HAS_DEBUG | DYNAMIC |
2857 HAS_SYMS | HAS_LOCALS | WP_TEXT),
2858
2859 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
2860 0, /* leading char */
2861 '/', /* ar_pad_char */
2862 15, /* ar_max_namelen??? FIXMEmgo */
2863
2864 /* data */
2865 bfd_getb64, /* bfd_getx64 */
2866 bfd_getb_signed_64, /* bfd_getx_signed_64 */
2867 bfd_putb64, /* bfd_putx64 */
2868 bfd_getb32, /* bfd_getx32 */
2869 bfd_getb_signed_32, /* bfd_getx_signed_32 */
2870 bfd_putb32, /* bfd_putx32 */
2871 bfd_getb16, /* bfd_getx16 */
2872 bfd_getb_signed_16, /* bfd_getx_signed_16 */
2873 bfd_putb16, /* bfd_putx16 */
2874
2875 /* hdrs */
2876 bfd_getb64, /* bfd_h_getx64 */
2877 bfd_getb_signed_64, /* bfd_h_getx_signed_64 */
2878 bfd_putb64, /* bfd_h_putx64 */
2879 bfd_getb32, /* bfd_h_getx32 */
2880 bfd_getb_signed_32, /* bfd_h_getx_signed_32 */
2881 bfd_putb32, /* bfd_h_putx32 */
2882 bfd_getb16, /* bfd_h_getx16 */
2883 bfd_getb_signed_16, /* bfd_h_getx_signed_16 */
2884 bfd_putb16, /* bfd_h_putx16 */
2885
2886 { /* bfd_check_format */
2887 _bfd_dummy_target,
2888 coff_object_p,
2889 xcoff64_archive_p,
2890 xcoff64_core_p
2891 },
2892
2893 { /* bfd_set_format */
2894 bfd_false,
2895 coff_mkobject,
2896 _bfd_generic_mkarchive,
2897 bfd_false
2898 },
2899
2900 {/* bfd_write_contents */
2901 bfd_false,
2902 xcoff64_write_object_contents,
2903 _bfd_xcoff_write_archive_contents,
2904 bfd_false
2905 },
2906
2907 /* Generic */
2908 bfd_true, /* _close_and_cleanup */
2909 bfd_true, /* _bfd_free_cached_info */
2910 coff_new_section_hook, /* _new_section_hook */
2911 _bfd_generic_get_section_contents, /* _bfd_get_section_contents */
2912 /* _bfd_get_section_contents_in_window */
2913 _bfd_generic_get_section_contents_in_window,
2914
2915 /* Copy */
2916 _bfd_xcoff_copy_private_bfd_data, /* _bfd_copy_private_bfd */
2917 /* _bfd_merge_private_bfd_data */
2918 ((boolean (*) (bfd *, bfd *)) bfd_true),
2919 /* _bfd_copy_pivate_section_data */
2920 ((boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true),
2921 /* _bfd_copy_private_symbol_data */
2922 ((boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true),
2923 ((boolean (*) (bfd *, flagword)) bfd_true), /* _bfd_set_private_flags */
2924 ((boolean (*) (bfd *, void * )) bfd_true), /* _bfd_print_private_bfd_data */
2925
2926 /* Core */
2927 xcoff64_core_file_failing_command, /* _core_file_failing_command */
2928 xcoff64_core_file_failing_signal, /* _core_file_failing_signal */
2929 xcoff64_core_file_matches_executable_p, /* _core_file_matches_executable_p */
2930
2931 /* Archive */
2932 xcoff64_slurp_armap, /* _slurp_armap */
2933 /* XCOFF archives do not have anything which corresponds to an
2934 extended name table. */
2935 bfd_false, /* _slurp_extended_name_table */
2936 /* _construct_extended_name_table */
2937 ((boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false),
2938 bfd_dont_truncate_arname, /* _truncate_arname */
2939 _bfd_xcoff_write_armap, /* _write_armap */
2940 _bfd_xcoff_read_ar_hdr, /* _read_ar_hdr */
2941 xcoff64_openr_next_archived_file, /* _openr_next_archived_file */
2942 _bfd_generic_get_elt_at_index, /* _get_elt_at_index */
2943 _bfd_xcoff_stat_arch_elt, /* _generic_stat_arch_elt */
2944 /* XCOFF archives do not have a timestamp. */
2945 bfd_true, /* _update_armap_timestamp */
2946
2947 /* Symbols */
2948 coff_get_symtab_upper_bound, /* _get_symtab_upper_bound */
2949 coff_get_symtab, /* _get_symtab */
2950 coff_make_empty_symbol, /* _make_empty_symbol */
2951 coff_print_symbol, /* _print_symbol */
2952 coff_get_symbol_info, /* _get_symbol_info */
2953 _bfd_xcoff_is_local_label_name, /* _bfd_is_local_label_name */
2954 coff_get_lineno, /* _get_lineno */
2955 coff_find_nearest_line, /* _find_nearest_line */
2956 coff_bfd_make_debug_symbol, /* _bfd_make_debug_symbol */
2957 _bfd_generic_read_minisymbols, /* _read_minisymbols */
2958 _bfd_generic_minisymbol_to_symbol, /* _minsymbol_to_symbol */
2959
2960 /* Reloc */
2961 coff_get_reloc_upper_bound, /* _get_reloc_upper_bound */
2962 coff_canonicalize_reloc, /* _cononicalize_reloc */
2963 xcoff64_reloc_type_lookup, /* _bfd_reloc_type_lookup */
2964
2965 /* Write */
2966 coff_set_arch_mach, /* _set_arch_mach */
2967 coff_set_section_contents, /* _set_section_contents */
2968
2969 /* Link */
2970 xcoff64_sizeof_headers, /* _sizeof_headers */
2971 /* _bfd_get_relocated_section_contents */
2972 bfd_generic_get_relocated_section_contents,
2973 bfd_generic_relax_section, /* _bfd_relax_section */
2974 _bfd_xcoff_bfd_link_hash_table_create,/* _bfd_link_hash_table_create */
2975 _bfd_generic_link_hash_table_free, /* _bfd_link_hash_table_free */
2976 _bfd_xcoff_bfd_link_add_symbols, /* _bfd_link_add_symbols */
2977 _bfd_generic_link_just_syms, /* _bfd_link_just_syms */
2978 _bfd_xcoff_bfd_final_link, /* _bfd_final_link */
2979 _bfd_generic_link_split_section, /* _bfd_link_split_section */
2980 bfd_generic_gc_sections, /* _bfd_gc_sections */
2981 bfd_generic_merge_sections, /* _bfd_merge_sections */
2982 bfd_generic_discard_group, /* _bfd_discard_group */
2983
2984 /* Dynamic */
2985 /* _get_dynamic_symtab_upper_bound */
2986 _bfd_xcoff_get_dynamic_symtab_upper_bound,
2987 _bfd_xcoff_canonicalize_dynamic_symtab, /* _cononicalize_dynamic_symtab */
2988 _bfd_xcoff_get_dynamic_reloc_upper_bound,/* _get_dynamic_reloc_upper_bound */
2989 _bfd_xcoff_canonicalize_dynamic_reloc, /* _cononicalize_dynamic_reloc */
2990
2991 /* Opposite endian version, none exists. */
2992 NULL,
2993
2994 /* back end data */
2995 (void *) & bfd_xcoff_aix5_backend_data,
2996 };
GDB Binutils - Deliverables
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