Commit | Line | Data |
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7f6d05e8 | 1 | /* BFD back-end for IBM RS/6000 "XCOFF64" files. |
1049f94e | 2 | Copyright 2000, 2001, 2002, 2003 |
7f6d05e8 CP |
3 | Free Software Foundation, Inc. |
4 | Written Clinton Popetz. | |
5 | Contributed by Cygnus Support. | |
6 | ||
eb1e0e80 | 7 | This file is part of BFD, the Binary File Descriptor library. |
7f6d05e8 | 8 | |
eb1e0e80 NC |
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. | |
7f6d05e8 | 13 | |
eb1e0e80 NC |
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. | |
7f6d05e8 | 18 | |
eb1e0e80 NC |
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. */ | |
7f6d05e8 | 22 | |
7f6d05e8 CP |
23 | #include "bfd.h" |
24 | #include "sysdep.h" | |
beb1bf64 | 25 | #include "bfdlink.h" |
7f6d05e8 CP |
26 | #include "libbfd.h" |
27 | #include "coff/internal.h" | |
beb1bf64 | 28 | #include "coff/xcoff.h" |
7f6d05e8 | 29 | #include "coff/rs6k64.h" |
dc810e39 | 30 | #include "libcoff.h" |
beb1bf64 | 31 | #include "libxcoff.h" |
7f6d05e8 | 32 | |
dc810e39 AM |
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 | |
7f6d05e8 | 60 | #define MAX_SCNHDR_NRELOC 0xffffffff |
dc810e39 AM |
61 | #define PUT_SCNHDR_NRELOC H_PUT_32 |
62 | #define GET_SCNHDR_NLNNO H_GET_32 | |
7f6d05e8 | 63 | #define MAX_SCNHDR_NLNNO 0xffffffff |
dc810e39 AM |
64 | #define PUT_SCNHDR_NLNNO H_PUT_32 |
65 | #define GET_RELOC_VADDR H_GET_64 | |
66 | #define PUT_RELOC_VADDR H_PUT_64 | |
7f6d05e8 CP |
67 | |
68 | #define COFF_FORCE_SYMBOLS_IN_STRINGS | |
69 | #define COFF_DEBUG_STRING_WIDE_PREFIX | |
70 | ||
beb1bf64 | 71 | |
dc810e39 AM |
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) | |
7f6d05e8 CP |
79 | |
80 | #define NO_COFF_LINENOS | |
81 | ||
beb1bf64 TR |
82 | #define coff_SWAP_lineno_in _bfd_xcoff64_swap_lineno_in |
83 | #define coff_SWAP_lineno_out _bfd_xcoff64_swap_lineno_out | |
7f6d05e8 | 84 | |
b34976b6 AM |
85 | static void _bfd_xcoff64_swap_lineno_in |
86 | PARAMS ((bfd *, PTR, PTR)); | |
87 | static unsigned int _bfd_xcoff64_swap_lineno_out | |
88 | PARAMS ((bfd *, PTR, PTR)); | |
89 | static bfd_boolean _bfd_xcoff64_put_symbol_name | |
54327882 AM |
90 | PARAMS ((bfd *, struct bfd_strtab_hash *, struct internal_syment *, |
91 | const char *)); | |
b34976b6 | 92 | static bfd_boolean _bfd_xcoff64_put_ldsymbol_name |
814fa6ab AM |
93 | PARAMS ((bfd *, struct xcoff_loader_info *, struct internal_ldsym *, |
94 | const char *)); | |
b34976b6 AM |
95 | static void _bfd_xcoff64_swap_sym_in |
96 | PARAMS ((bfd *, PTR, PTR)); | |
97 | static unsigned int _bfd_xcoff64_swap_sym_out | |
98 | PARAMS ((bfd *, PTR, PTR)); | |
dc810e39 AM |
99 | static void _bfd_xcoff64_swap_aux_in |
100 | PARAMS ((bfd *, PTR, int, int, int, int, PTR)); | |
101 | static unsigned int _bfd_xcoff64_swap_aux_out | |
102 | PARAMS ((bfd *, PTR, int, int, int, int, PTR)); | |
b34976b6 AM |
103 | static void xcoff64_swap_reloc_in |
104 | PARAMS ((bfd *, PTR, PTR)); | |
105 | static unsigned int xcoff64_swap_reloc_out | |
106 | PARAMS ((bfd *, PTR, PTR)); | |
107 | extern bfd_boolean _bfd_xcoff_mkobject | |
108 | PARAMS ((bfd *)); | |
109 | extern bfd_boolean _bfd_xcoff_copy_private_bfd_data | |
110 | PARAMS ((bfd *, bfd *)); | |
111 | extern bfd_boolean _bfd_xcoff_is_local_label_name | |
112 | PARAMS ((bfd *, const char *)); | |
dc810e39 AM |
113 | extern void xcoff64_rtype2howto |
114 | PARAMS ((arelent *, struct internal_reloc *)); | |
115 | extern reloc_howto_type * xcoff64_reloc_type_lookup | |
116 | PARAMS ((bfd *, bfd_reloc_code_real_type)); | |
b34976b6 AM |
117 | extern bfd_boolean _bfd_xcoff_slurp_armap |
118 | PARAMS ((bfd *)); | |
119 | extern PTR _bfd_xcoff_read_ar_hdr | |
120 | PARAMS ((bfd *)); | |
121 | extern bfd *_bfd_xcoff_openr_next_archived_file | |
122 | PARAMS ((bfd *, bfd *)); | |
123 | extern int _bfd_xcoff_stat_arch_elt | |
124 | PARAMS ((bfd *, struct stat *)); | |
125 | extern bfd_boolean _bfd_xcoff_write_armap | |
dc810e39 | 126 | PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int)); |
b34976b6 AM |
127 | extern bfd_boolean _bfd_xcoff_write_archive_contents |
128 | PARAMS ((bfd *)); | |
129 | extern int _bfd_xcoff_sizeof_headers | |
130 | PARAMS ((bfd *, bfd_boolean)); | |
131 | extern void _bfd_xcoff_swap_sym_in | |
132 | PARAMS ((bfd *, PTR, PTR)); | |
133 | extern unsigned int _bfd_xcoff_swap_sym_out | |
134 | PARAMS ((bfd *, PTR, PTR)); | |
dc810e39 AM |
135 | extern void _bfd_xcoff_swap_aux_in |
136 | PARAMS ((bfd *, PTR, int, int, int, int, PTR)); | |
137 | extern unsigned int _bfd_xcoff_swap_aux_out | |
138 | PARAMS ((bfd *, PTR, int, int, int, int, PTR)); | |
139 | static void xcoff64_swap_ldhdr_in | |
140 | PARAMS ((bfd *, const PTR, struct internal_ldhdr *)); | |
141 | static void xcoff64_swap_ldhdr_out | |
142 | PARAMS ((bfd *, const struct internal_ldhdr *, PTR d)); | |
143 | static void xcoff64_swap_ldsym_in | |
144 | PARAMS ((bfd *, const PTR, struct internal_ldsym *)); | |
145 | static void xcoff64_swap_ldsym_out | |
146 | PARAMS ((bfd *, const struct internal_ldsym *, PTR d)); | |
147 | static void xcoff64_swap_ldrel_in | |
148 | PARAMS ((bfd *, const PTR, struct internal_ldrel *)); | |
149 | static void xcoff64_swap_ldrel_out | |
150 | PARAMS ((bfd *, const struct internal_ldrel *, PTR d)); | |
b34976b6 AM |
151 | static bfd_boolean xcoff64_write_object_contents |
152 | PARAMS ((bfd *)); | |
153 | static bfd_boolean xcoff64_ppc_relocate_section | |
dc810e39 | 154 | PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, |
54327882 AM |
155 | struct internal_reloc *, struct internal_syment *, |
156 | asection **)); | |
b34976b6 AM |
157 | static bfd_boolean xcoff64_slurp_armap |
158 | PARAMS ((bfd *)); | |
159 | static const bfd_target *xcoff64_archive_p | |
160 | PARAMS ((bfd *)); | |
161 | static bfd *xcoff64_openr_next_archived_file | |
162 | PARAMS ((bfd *, bfd *)); | |
163 | static int xcoff64_sizeof_headers | |
164 | PARAMS ((bfd *, bfd_boolean)); | |
dc810e39 AM |
165 | static asection *xcoff64_create_csect_from_smclas |
166 | PARAMS ((bfd *, union internal_auxent *, const char *)); | |
b34976b6 AM |
167 | static bfd_boolean xcoff64_is_lineno_count_overflow |
168 | PARAMS ((bfd *, bfd_vma)); | |
169 | static bfd_boolean xcoff64_is_reloc_count_overflow | |
170 | PARAMS ((bfd *, bfd_vma)); | |
dc810e39 AM |
171 | static bfd_vma xcoff64_loader_symbol_offset |
172 | PARAMS ((bfd *, struct internal_ldhdr *)); | |
173 | static bfd_vma xcoff64_loader_reloc_offset | |
174 | PARAMS ((bfd *, struct internal_ldhdr *)); | |
b34976b6 AM |
175 | static bfd_boolean xcoff64_generate_rtinit |
176 | PARAMS ((bfd *, const char *, const char *, bfd_boolean)); | |
177 | static bfd_boolean xcoff64_bad_format_hook | |
178 | PARAMS ((bfd *, PTR )); | |
dc810e39 | 179 | |
f1f0d9ab | 180 | /* Relocation functions */ |
b34976b6 AM |
181 | static bfd_boolean xcoff64_reloc_type_br |
182 | PARAMS ((XCOFF_RELOC_FUNCTION_ARGS)); | |
f1f0d9ab | 183 | |
b34976b6 | 184 | bfd_boolean (*xcoff64_calculate_relocation[XCOFF_MAX_CALCULATE_RELOCATION]) |
cf9ab45b | 185 | PARAMS ((XCOFF_RELOC_FUNCTION_ARGS)) = |
f1f0d9ab | 186 | { |
cf9ab45b AM |
187 | xcoff_reloc_type_pos, /* R_POS (0x00) */ |
188 | xcoff_reloc_type_neg, /* R_NEG (0x01) */ | |
189 | xcoff_reloc_type_rel, /* R_REL (0x02) */ | |
190 | xcoff_reloc_type_toc, /* R_TOC (0x03) */ | |
f1f0d9ab | 191 | xcoff_reloc_type_fail, /* R_RTB (0x04) */ |
cf9ab45b AM |
192 | xcoff_reloc_type_toc, /* R_GL (0x05) */ |
193 | xcoff_reloc_type_toc, /* R_TCL (0x06) */ | |
194 | xcoff_reloc_type_fail, /* (0x07) */ | |
195 | xcoff_reloc_type_ba, /* R_BA (0x08) */ | |
196 | xcoff_reloc_type_fail, /* (0x09) */ | |
f1f0d9ab | 197 | xcoff64_reloc_type_br, /* R_BR (0x0a) */ |
cf9ab45b AM |
198 | xcoff_reloc_type_fail, /* (0x0b) */ |
199 | xcoff_reloc_type_pos, /* R_RL (0x0c) */ | |
200 | xcoff_reloc_type_pos, /* R_RLA (0x0d) */ | |
201 | xcoff_reloc_type_fail, /* (0x0e) */ | |
f1f0d9ab | 202 | xcoff_reloc_type_noop, /* R_REF (0x0f) */ |
cf9ab45b AM |
203 | xcoff_reloc_type_fail, /* (0x10) */ |
204 | xcoff_reloc_type_fail, /* (0x11) */ | |
205 | xcoff_reloc_type_toc, /* R_TRL (0x12) */ | |
206 | xcoff_reloc_type_toc, /* R_TRLA (0x13) */ | |
f1f0d9ab TR |
207 | xcoff_reloc_type_fail, /* R_RRTBI (0x14) */ |
208 | xcoff_reloc_type_fail, /* R_RRTBA (0x15) */ | |
cf9ab45b | 209 | xcoff_reloc_type_ba, /* R_CAI (0x16) */ |
f1f0d9ab | 210 | xcoff_reloc_type_crel, /* R_CREL (0x17) */ |
cf9ab45b AM |
211 | xcoff_reloc_type_ba, /* R_RBA (0x18) */ |
212 | xcoff_reloc_type_ba, /* R_RBAC (0x19) */ | |
f1f0d9ab | 213 | xcoff64_reloc_type_br, /* R_RBR (0x1a) */ |
cf9ab45b | 214 | xcoff_reloc_type_ba, /* R_RBRC (0x1b) */ |
f1f0d9ab TR |
215 | }; |
216 | ||
eb1e0e80 | 217 | /* coffcode.h needs these to be defined. */ |
dc810e39 AM |
218 | /* Internalcoff.h and coffcode.h modify themselves based on these flags. */ |
219 | #define XCOFF64 | |
220 | #define RS6000COFF_C 1 | |
221 | ||
222 | #define SELECT_RELOC(internal, howto) \ | |
223 | { \ | |
224 | internal.r_type = howto->type; \ | |
225 | internal.r_size = \ | |
226 | ((howto->complain_on_overflow == complain_overflow_signed \ | |
227 | ? 0x80 \ | |
228 | : 0) \ | |
229 | | (howto->bitsize - 1)); \ | |
230 | } | |
814fa6ab | 231 | |
dc810e39 AM |
232 | #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) |
233 | #define COFF_LONG_FILENAMES | |
234 | #define NO_COFF_SYMBOLS | |
235 | #define RTYPE2HOWTO(cache_ptr, dst) xcoff64_rtype2howto (cache_ptr, dst) | |
236 | #define coff_mkobject _bfd_xcoff_mkobject | |
237 | #define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data | |
238 | #define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name | |
239 | #define coff_bfd_reloc_type_lookup xcoff64_reloc_type_lookup | |
240 | #ifdef AIX_CORE | |
b34976b6 AM |
241 | extern const bfd_target * rs6000coff_core_p |
242 | PARAMS ((bfd *abfd)); | |
243 | extern bfd_boolean rs6000coff_core_file_matches_executable_p | |
cf9ab45b | 244 | PARAMS ((bfd *cbfd, bfd *ebfd)); |
b34976b6 AM |
245 | extern char *rs6000coff_core_file_failing_command |
246 | PARAMS ((bfd *abfd)); | |
247 | extern int rs6000coff_core_file_failing_signal | |
248 | PARAMS ((bfd *abfd)); | |
dc810e39 AM |
249 | #define CORE_FILE_P rs6000coff_core_p |
250 | #define coff_core_file_failing_command \ | |
251 | rs6000coff_core_file_failing_command | |
252 | #define coff_core_file_failing_signal \ | |
253 | rs6000coff_core_file_failing_signal | |
254 | #define coff_core_file_matches_executable_p \ | |
255 | rs6000coff_core_file_matches_executable_p | |
256 | #else | |
257 | #define CORE_FILE_P _bfd_dummy_target | |
258 | #define coff_core_file_failing_command \ | |
259 | _bfd_nocore_core_file_failing_command | |
260 | #define coff_core_file_failing_signal \ | |
261 | _bfd_nocore_core_file_failing_signal | |
262 | #define coff_core_file_matches_executable_p \ | |
263 | _bfd_nocore_core_file_matches_executable_p | |
264 | #endif | |
265 | #define coff_SWAP_sym_in _bfd_xcoff64_swap_sym_in | |
266 | #define coff_SWAP_sym_out _bfd_xcoff64_swap_sym_out | |
267 | #define coff_SWAP_aux_in _bfd_xcoff64_swap_aux_in | |
268 | #define coff_SWAP_aux_out _bfd_xcoff64_swap_aux_out | |
59862849 TR |
269 | #define coff_swap_reloc_in xcoff64_swap_reloc_in |
270 | #define coff_swap_reloc_out xcoff64_swap_reloc_out | |
271 | #define NO_COFF_RELOCS | |
dc810e39 AM |
272 | |
273 | #include "coffcode.h" | |
274 | ||
275 | /* For XCOFF64, the effective width of symndx changes depending on | |
7f6d05e8 CP |
276 | whether we are the first entry. Sigh. */ |
277 | static void | |
beb1bf64 | 278 | _bfd_xcoff64_swap_lineno_in (abfd, ext1, in1) |
dc810e39 | 279 | bfd *abfd; |
7f6d05e8 CP |
280 | PTR ext1; |
281 | PTR in1; | |
282 | { | |
dc810e39 AM |
283 | LINENO *ext = (LINENO *) ext1; |
284 | struct internal_lineno *in = (struct internal_lineno *) in1; | |
7f6d05e8 | 285 | |
dc810e39 | 286 | in->l_lnno = H_GET_32 (abfd, (ext->l_lnno)); |
7f6d05e8 | 287 | if (in->l_lnno == 0) |
dc810e39 | 288 | in->l_addr.l_symndx = H_GET_32 (abfd, ext->l_addr.l_symndx); |
7f6d05e8 | 289 | else |
dc810e39 | 290 | in->l_addr.l_paddr = H_GET_64 (abfd, ext->l_addr.l_paddr); |
7f6d05e8 CP |
291 | } |
292 | ||
293 | static unsigned int | |
beb1bf64 | 294 | _bfd_xcoff64_swap_lineno_out (abfd, inp, outp) |
dc810e39 AM |
295 | bfd *abfd; |
296 | PTR inp; | |
297 | PTR outp; | |
7f6d05e8 | 298 | { |
dc810e39 AM |
299 | struct internal_lineno *in = (struct internal_lineno *) inp; |
300 | struct external_lineno *ext = (struct external_lineno *) outp; | |
301 | ||
302 | H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx); | |
303 | H_PUT_32 (abfd, in->l_lnno, (ext->l_lnno)); | |
7f6d05e8 | 304 | |
7f6d05e8 | 305 | if (in->l_lnno == 0) |
dc810e39 | 306 | H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx); |
7f6d05e8 | 307 | else |
dc810e39 | 308 | H_PUT_64 (abfd, in->l_addr.l_paddr, ext->l_addr.l_paddr); |
7f6d05e8 CP |
309 | |
310 | return bfd_coff_linesz (abfd); | |
311 | } | |
312 | ||
7f6d05e8 | 313 | static void |
beb1bf64 | 314 | _bfd_xcoff64_swap_sym_in (abfd, ext1, in1) |
dc810e39 | 315 | bfd *abfd; |
7f6d05e8 CP |
316 | PTR ext1; |
317 | PTR in1; | |
318 | { | |
dc810e39 AM |
319 | struct external_syment *ext = (struct external_syment *) ext1; |
320 | struct internal_syment *in = (struct internal_syment *) in1; | |
7f6d05e8 | 321 | |
7f6d05e8 | 322 | in->_n._n_n._n_zeroes = 0; |
dc810e39 AM |
323 | in->_n._n_n._n_offset = H_GET_32 (abfd, ext->e_offset); |
324 | in->n_value = H_GET_64 (abfd, ext->e_value); | |
325 | in->n_scnum = H_GET_16 (abfd, ext->e_scnum); | |
326 | in->n_type = H_GET_16 (abfd, ext->e_type); | |
327 | in->n_sclass = H_GET_8 (abfd, ext->e_sclass); | |
328 | in->n_numaux = H_GET_8 (abfd, ext->e_numaux); | |
7f6d05e8 CP |
329 | } |
330 | ||
331 | static unsigned int | |
beb1bf64 | 332 | _bfd_xcoff64_swap_sym_out (abfd, inp, extp) |
dc810e39 AM |
333 | bfd *abfd; |
334 | PTR inp; | |
335 | PTR extp; | |
7f6d05e8 | 336 | { |
dc810e39 AM |
337 | struct internal_syment *in = (struct internal_syment *) inp; |
338 | struct external_syment *ext = (struct external_syment *) extp; | |
339 | ||
340 | H_PUT_32 (abfd, in->_n._n_n._n_offset, ext->e_offset); | |
341 | H_PUT_64 (abfd, in->n_value, ext->e_value); | |
342 | H_PUT_16 (abfd, in->n_scnum, ext->e_scnum); | |
343 | H_PUT_16 (abfd, in->n_type, ext->e_type); | |
344 | H_PUT_8 (abfd, in->n_sclass, ext->e_sclass); | |
345 | H_PUT_8 (abfd, in->n_numaux, ext->e_numaux); | |
7f6d05e8 CP |
346 | return bfd_coff_symesz (abfd); |
347 | } | |
348 | ||
349 | static void | |
beb1bf64 | 350 | _bfd_xcoff64_swap_aux_in (abfd, ext1, type, class, indx, numaux, in1) |
dc810e39 AM |
351 | bfd *abfd; |
352 | PTR ext1; | |
353 | int type; | |
354 | int class; | |
355 | int indx; | |
356 | int numaux; | |
357 | PTR in1; | |
7f6d05e8 | 358 | { |
dc810e39 AM |
359 | union external_auxent *ext = (union external_auxent *) ext1; |
360 | union internal_auxent *in = (union internal_auxent *) in1; | |
7f6d05e8 | 361 | |
dc810e39 AM |
362 | switch (class) |
363 | { | |
7f6d05e8 | 364 | case C_FILE: |
deeb2cd7 | 365 | if (ext->x_file.x_n.x_zeroes[0] == 0) |
dc810e39 | 366 | { |
7f6d05e8 | 367 | in->x_file.x_n.x_zeroes = 0; |
dc810e39 AM |
368 | in->x_file.x_n.x_offset = H_GET_32 (abfd, ext->x_file.x_n.x_offset); |
369 | } | |
370 | else | |
371 | { | |
beb1bf64 TR |
372 | memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN); |
373 | } | |
7f6d05e8 CP |
374 | goto end; |
375 | ||
376 | /* RS/6000 "csect" auxents */ | |
377 | case C_EXT: | |
378 | case C_HIDEXT: | |
379 | if (indx + 1 == numaux) | |
380 | { | |
beb1bf64 TR |
381 | bfd_signed_vma h = 0; |
382 | bfd_vma l = 0; | |
383 | ||
dc810e39 AM |
384 | h = H_GET_S32 (abfd, ext->x_csect.x_scnlen_hi); |
385 | l = H_GET_32 (abfd, ext->x_csect.x_scnlen_lo); | |
beb1bf64 TR |
386 | |
387 | in->x_csect.x_scnlen.l = h << 32 | (l & 0xffffffff); | |
388 | ||
dc810e39 AM |
389 | in->x_csect.x_parmhash = H_GET_32 (abfd, ext->x_csect.x_parmhash); |
390 | in->x_csect.x_snhash = H_GET_16 (abfd, ext->x_csect.x_snhash); | |
7f6d05e8 CP |
391 | /* We don't have to hack bitfields in x_smtyp because it's |
392 | defined by shifts-and-ands, which are equivalent on all | |
393 | byte orders. */ | |
dc810e39 AM |
394 | in->x_csect.x_smtyp = H_GET_8 (abfd, ext->x_csect.x_smtyp); |
395 | in->x_csect.x_smclas = H_GET_8 (abfd, ext->x_csect.x_smclas); | |
7f6d05e8 CP |
396 | goto end; |
397 | } | |
398 | break; | |
399 | ||
400 | case C_STAT: | |
401 | case C_LEAFSTAT: | |
402 | case C_HIDDEN: | |
dc810e39 AM |
403 | if (type == T_NULL) |
404 | { | |
7f6d05e8 | 405 | /* PE defines some extra fields; we zero them out for |
dc810e39 | 406 | safety. */ |
7f6d05e8 CP |
407 | in->x_scn.x_checksum = 0; |
408 | in->x_scn.x_associated = 0; | |
409 | in->x_scn.x_comdat = 0; | |
410 | ||
411 | goto end; | |
412 | } | |
413 | break; | |
414 | } | |
415 | ||
416 | if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class)) | |
417 | { | |
dc810e39 AM |
418 | in->x_sym.x_fcnary.x_fcn.x_lnnoptr |
419 | = H_GET_64 (abfd, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr); | |
420 | in->x_sym.x_fcnary.x_fcn.x_endndx.l | |
421 | = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_endndx); | |
422 | } | |
423 | if (ISFCN (type)) | |
424 | { | |
425 | in->x_sym.x_misc.x_fsize | |
426 | = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_fsize); | |
427 | } | |
428 | else | |
429 | { | |
430 | in->x_sym.x_misc.x_lnsz.x_lnno | |
431 | = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_lnsz.x_lnno); | |
432 | in->x_sym.x_misc.x_lnsz.x_size | |
433 | = H_GET_16 (abfd, ext->x_sym.x_fcnary.x_lnsz.x_size); | |
7f6d05e8 | 434 | } |
7f6d05e8 | 435 | |
dc810e39 | 436 | end: ; |
7f6d05e8 CP |
437 | } |
438 | ||
7f6d05e8 | 439 | static unsigned int |
beb1bf64 | 440 | _bfd_xcoff64_swap_aux_out (abfd, inp, type, class, indx, numaux, extp) |
dc810e39 AM |
441 | bfd *abfd; |
442 | PTR inp; | |
443 | int type; | |
444 | int class; | |
445 | int indx ATTRIBUTE_UNUSED; | |
446 | int numaux ATTRIBUTE_UNUSED; | |
447 | PTR extp; | |
7f6d05e8 | 448 | { |
dc810e39 AM |
449 | union internal_auxent *in = (union internal_auxent *) inp; |
450 | union external_auxent *ext = (union external_auxent *) extp; | |
7f6d05e8 | 451 | |
dc810e39 | 452 | memset ((PTR) ext, 0, bfd_coff_auxesz (abfd)); |
7f6d05e8 CP |
453 | switch (class) |
454 | { | |
dc810e39 | 455 | case C_FILE: |
a58d9c34 | 456 | if (in->x_file.x_n.x_zeroes == 0) |
dc810e39 AM |
457 | { |
458 | H_PUT_32 (abfd, 0, ext->x_file.x_n.x_zeroes); | |
459 | H_PUT_32 (abfd, in->x_file.x_n.x_offset, ext->x_file.x_n.x_offset); | |
460 | } | |
461 | else | |
462 | { | |
463 | memcpy (ext->x_file.x_fname, in->x_file.x_fname, FILNMLEN); | |
464 | } | |
465 | H_PUT_8 (abfd, _AUX_FILE, ext->x_auxtype.x_auxtype); | |
7f6d05e8 | 466 | goto end; |
dc810e39 AM |
467 | |
468 | /* RS/6000 "csect" auxents */ | |
469 | case C_EXT: | |
470 | case C_HIDEXT: | |
471 | if (indx + 1 == numaux) | |
472 | { | |
473 | bfd_vma temp; | |
474 | ||
475 | temp = in->x_csect.x_scnlen.l & 0xffffffff; | |
476 | H_PUT_32 (abfd, temp, ext->x_csect.x_scnlen_lo); | |
477 | temp = in->x_csect.x_scnlen.l >> 32; | |
478 | H_PUT_32 (abfd, temp, ext->x_csect.x_scnlen_hi); | |
479 | H_PUT_32 (abfd, in->x_csect.x_parmhash, ext->x_csect.x_parmhash); | |
480 | H_PUT_16 (abfd, in->x_csect.x_snhash, ext->x_csect.x_snhash); | |
481 | /* We don't have to hack bitfields in x_smtyp because it's | |
482 | defined by shifts-and-ands, which are equivalent on all | |
483 | byte orders. */ | |
484 | H_PUT_8 (abfd, in->x_csect.x_smtyp, ext->x_csect.x_smtyp); | |
485 | H_PUT_8 (abfd, in->x_csect.x_smclas, ext->x_csect.x_smclas); | |
486 | H_PUT_8 (abfd, _AUX_CSECT, ext->x_auxtype.x_auxtype); | |
487 | goto end; | |
488 | } | |
489 | break; | |
490 | ||
491 | case C_STAT: | |
492 | case C_LEAFSTAT: | |
493 | case C_HIDDEN: | |
494 | if (type == T_NULL) | |
495 | { | |
496 | goto end; | |
497 | } | |
498 | break; | |
7f6d05e8 | 499 | } |
7f6d05e8 CP |
500 | |
501 | if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class)) | |
502 | { | |
dc810e39 AM |
503 | H_PUT_64 (abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr, |
504 | ext->x_sym.x_fcnary.x_fcn.x_lnnoptr); | |
505 | H_PUT_8 (abfd, _AUX_FCN, | |
506 | ext->x_auxtype.x_auxtype); | |
507 | H_PUT_32 (abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l, | |
508 | ext->x_sym.x_fcnary.x_fcn.x_endndx); | |
7f6d05e8 CP |
509 | } |
510 | if (ISFCN (type)) | |
dc810e39 AM |
511 | { |
512 | H_PUT_32 (abfd, in->x_sym.x_misc.x_fsize, | |
513 | ext->x_sym.x_fcnary.x_fcn.x_fsize); | |
514 | } | |
7f6d05e8 CP |
515 | else |
516 | { | |
dc810e39 AM |
517 | H_PUT_32 (abfd, in->x_sym.x_misc.x_lnsz.x_lnno, |
518 | ext->x_sym.x_fcnary.x_lnsz.x_lnno); | |
519 | H_PUT_16 (abfd, in->x_sym.x_misc.x_lnsz.x_size, | |
520 | ext->x_sym.x_fcnary.x_lnsz.x_size); | |
7f6d05e8 CP |
521 | } |
522 | ||
dc810e39 | 523 | end: |
beb1bf64 | 524 | |
7f6d05e8 CP |
525 | return bfd_coff_auxesz (abfd); |
526 | } | |
527 | ||
b34976b6 | 528 | static bfd_boolean |
eb1e0e80 NC |
529 | _bfd_xcoff64_put_symbol_name (abfd, strtab, sym, name) |
530 | bfd *abfd; | |
531 | struct bfd_strtab_hash *strtab; | |
532 | struct internal_syment *sym; | |
533 | const char *name; | |
534 | { | |
b34976b6 | 535 | bfd_boolean hash; |
beb1bf64 | 536 | bfd_size_type indx; |
dc810e39 | 537 | |
b34976b6 | 538 | hash = TRUE; |
dc810e39 | 539 | |
beb1bf64 | 540 | if ((abfd->flags & BFD_TRADITIONAL_FORMAT) != 0) |
b34976b6 | 541 | hash = FALSE; |
dc810e39 | 542 | |
b34976b6 | 543 | indx = _bfd_stringtab_add (strtab, name, hash, FALSE); |
dc810e39 | 544 | |
beb1bf64 | 545 | if (indx == (bfd_size_type) -1) |
b34976b6 | 546 | return FALSE; |
dc810e39 | 547 | |
beb1bf64 TR |
548 | sym->_n._n_n._n_zeroes = 0; |
549 | sym->_n._n_n._n_offset = STRING_SIZE_SIZE + indx; | |
dc810e39 | 550 | |
b34976b6 | 551 | return TRUE; |
beb1bf64 TR |
552 | } |
553 | ||
b34976b6 | 554 | static bfd_boolean |
beb1bf64 TR |
555 | _bfd_xcoff64_put_ldsymbol_name (abfd, ldinfo, ldsym, name) |
556 | bfd *abfd ATTRIBUTE_UNUSED; | |
dc810e39 AM |
557 | struct xcoff_loader_info *ldinfo; |
558 | struct internal_ldsym *ldsym; | |
559 | const char *name; | |
beb1bf64 | 560 | { |
beb1bf64 TR |
561 | size_t len; |
562 | len = strlen (name); | |
563 | ||
dc810e39 AM |
564 | if (ldinfo->string_size + len + 3 > ldinfo->string_alc) |
565 | { | |
566 | bfd_size_type newalc; | |
567 | bfd_byte *newstrings; | |
568 | ||
569 | newalc = ldinfo->string_alc * 2; | |
570 | if (newalc == 0) | |
571 | newalc = 32; | |
572 | while (ldinfo->string_size + len + 3 > newalc) | |
573 | newalc *= 2; | |
574 | ||
575 | newstrings = ((bfd_byte *) | |
576 | bfd_realloc ((PTR) ldinfo->strings, newalc)); | |
577 | if (newstrings == NULL) | |
578 | { | |
b34976b6 AM |
579 | ldinfo->failed = TRUE; |
580 | return FALSE; | |
dc810e39 AM |
581 | } |
582 | ldinfo->string_alc = newalc; | |
583 | ldinfo->strings = newstrings; | |
beb1bf64 | 584 | } |
dc810e39 AM |
585 | |
586 | bfd_put_16 (ldinfo->output_bfd, (bfd_vma) (len + 1), | |
beb1bf64 TR |
587 | ldinfo->strings + ldinfo->string_size); |
588 | strcpy (ldinfo->strings + ldinfo->string_size + 2, name); | |
589 | ldsym->_l._l_l._l_zeroes = 0; | |
590 | ldsym->_l._l_l._l_offset = ldinfo->string_size + 2; | |
591 | ldinfo->string_size += len + 3; | |
dc810e39 | 592 | |
b34976b6 | 593 | return TRUE; |
beb1bf64 TR |
594 | } |
595 | ||
beb1bf64 TR |
596 | /* Routines to swap information in the XCOFF .loader section. If we |
597 | ever need to write an XCOFF loader, this stuff will need to be | |
598 | moved to another file shared by the linker (which XCOFF calls the | |
599 | ``binder'') and the loader. */ | |
600 | ||
601 | /* Swap in the ldhdr structure. */ | |
602 | ||
603 | static void | |
814fa6ab AM |
604 | xcoff64_swap_ldhdr_in (abfd, s, dst) |
605 | bfd *abfd; | |
606 | const PTR s; | |
607 | struct internal_ldhdr *dst; | |
608 | { | |
609 | const struct external_ldhdr *src = (const struct external_ldhdr *) s; | |
610 | ||
beb1bf64 TR |
611 | dst->l_version = bfd_get_32 (abfd, src->l_version); |
612 | dst->l_nsyms = bfd_get_32 (abfd, src->l_nsyms); | |
613 | dst->l_nreloc = bfd_get_32 (abfd, src->l_nreloc); | |
614 | dst->l_istlen = bfd_get_32 (abfd, src->l_istlen); | |
615 | dst->l_nimpid = bfd_get_32 (abfd, src->l_nimpid); | |
616 | dst->l_stlen = bfd_get_32 (abfd, src->l_stlen); | |
617 | dst->l_impoff = bfd_get_64 (abfd, src->l_impoff); | |
618 | dst->l_stoff = bfd_get_64 (abfd, src->l_stoff); | |
619 | dst->l_symoff = bfd_get_64 (abfd, src->l_symoff); | |
620 | dst->l_rldoff = bfd_get_64 (abfd, src->l_rldoff); | |
621 | } | |
622 | ||
623 | /* Swap out the ldhdr structure. */ | |
624 | ||
625 | static void | |
814fa6ab | 626 | xcoff64_swap_ldhdr_out (abfd, src, d) |
beb1bf64 TR |
627 | bfd *abfd; |
628 | const struct internal_ldhdr *src; | |
814fa6ab | 629 | PTR d; |
beb1bf64 | 630 | { |
814fa6ab AM |
631 | struct external_ldhdr *dst = (struct external_ldhdr *) d; |
632 | ||
dc810e39 | 633 | bfd_put_32 (abfd, (bfd_vma) src->l_version, dst->l_version); |
beb1bf64 TR |
634 | bfd_put_32 (abfd, src->l_nsyms, dst->l_nsyms); |
635 | bfd_put_32 (abfd, src->l_nreloc, dst->l_nreloc); | |
636 | bfd_put_32 (abfd, src->l_istlen, dst->l_istlen); | |
637 | bfd_put_32 (abfd, src->l_nimpid, dst->l_nimpid); | |
638 | bfd_put_32 (abfd, src->l_stlen, dst->l_stlen); | |
639 | bfd_put_64 (abfd, src->l_impoff, dst->l_impoff); | |
640 | bfd_put_64 (abfd, src->l_stoff, dst->l_stoff); | |
641 | bfd_put_64 (abfd, src->l_symoff, dst->l_symoff); | |
642 | bfd_put_64 (abfd, src->l_rldoff, dst->l_rldoff); | |
643 | } | |
644 | ||
645 | /* Swap in the ldsym structure. */ | |
646 | ||
647 | static void | |
814fa6ab | 648 | xcoff64_swap_ldsym_in (abfd, s, dst) |
beb1bf64 | 649 | bfd *abfd; |
814fa6ab | 650 | const PTR s; |
beb1bf64 TR |
651 | struct internal_ldsym *dst; |
652 | { | |
814fa6ab | 653 | const struct external_ldsym *src = (const struct external_ldsym *) s; |
dc810e39 AM |
654 | /* XCOFF64 does not use l_zeroes like XCOFF32 |
655 | Set the internal l_zeroes to 0 so the common 32/64 code uses l_value | |
656 | as an offset into the loader symbol table. */ | |
beb1bf64 TR |
657 | dst->_l._l_l._l_zeroes = 0; |
658 | dst->_l._l_l._l_offset = bfd_get_32 (abfd, src->l_offset); | |
659 | dst->l_value = bfd_get_64 (abfd, src->l_value); | |
660 | dst->l_scnum = bfd_get_16 (abfd, src->l_scnum); | |
661 | dst->l_smtype = bfd_get_8 (abfd, src->l_smtype); | |
662 | dst->l_smclas = bfd_get_8 (abfd, src->l_smclas); | |
663 | dst->l_ifile = bfd_get_32 (abfd, src->l_ifile); | |
664 | dst->l_parm = bfd_get_32 (abfd, src->l_parm); | |
665 | } | |
666 | ||
667 | /* Swap out the ldsym structure. */ | |
668 | ||
669 | static void | |
814fa6ab | 670 | xcoff64_swap_ldsym_out (abfd, src, d) |
beb1bf64 TR |
671 | bfd *abfd; |
672 | const struct internal_ldsym *src; | |
814fa6ab | 673 | PTR d; |
beb1bf64 | 674 | { |
814fa6ab AM |
675 | struct external_ldsym *dst = (struct external_ldsym *) d; |
676 | ||
beb1bf64 | 677 | bfd_put_64 (abfd, src->l_value, dst->l_value); |
dc810e39 AM |
678 | bfd_put_32 (abfd, (bfd_vma) src->_l._l_l._l_offset, dst->l_offset); |
679 | bfd_put_16 (abfd, (bfd_vma) src->l_scnum, dst->l_scnum); | |
beb1bf64 TR |
680 | bfd_put_8 (abfd, src->l_smtype, dst->l_smtype); |
681 | bfd_put_8 (abfd, src->l_smclas, dst->l_smclas); | |
682 | bfd_put_32 (abfd, src->l_ifile, dst->l_ifile); | |
683 | bfd_put_32 (abfd, src->l_parm, dst->l_parm); | |
684 | } | |
685 | ||
59862849 TR |
686 | static void |
687 | xcoff64_swap_reloc_in (abfd, s, d) | |
688 | bfd *abfd; | |
689 | PTR s; | |
690 | PTR d; | |
691 | { | |
692 | struct external_reloc *src = (struct external_reloc *) s; | |
693 | struct internal_reloc *dst = (struct internal_reloc *) d; | |
694 | ||
695 | memset (dst, 0, sizeof (struct internal_reloc)); | |
696 | ||
697 | dst->r_vaddr = bfd_get_64 (abfd, src->r_vaddr); | |
698 | dst->r_symndx = bfd_get_32 (abfd, src->r_symndx); | |
699 | dst->r_size = bfd_get_8 (abfd, src->r_size); | |
700 | dst->r_type = bfd_get_8 (abfd, src->r_type); | |
701 | } | |
702 | ||
703 | static unsigned int | |
704 | xcoff64_swap_reloc_out (abfd, s, d) | |
705 | bfd *abfd; | |
706 | PTR s; | |
707 | PTR d; | |
708 | { | |
709 | struct internal_reloc *src = (struct internal_reloc *) s; | |
710 | struct external_reloc *dst = (struct external_reloc *) d; | |
711 | ||
712 | bfd_put_64 (abfd, src->r_vaddr, dst->r_vaddr); | |
713 | bfd_put_32 (abfd, src->r_symndx, dst->r_symndx); | |
714 | bfd_put_8 (abfd, src->r_type, dst->r_type); | |
715 | bfd_put_8 (abfd, src->r_size, dst->r_size); | |
716 | ||
717 | return bfd_coff_relsz (abfd); | |
718 | } | |
719 | ||
beb1bf64 TR |
720 | /* Swap in the ldrel structure. */ |
721 | ||
722 | static void | |
814fa6ab | 723 | xcoff64_swap_ldrel_in (abfd, s, dst) |
beb1bf64 | 724 | bfd *abfd; |
814fa6ab | 725 | const PTR s; |
beb1bf64 TR |
726 | struct internal_ldrel *dst; |
727 | { | |
814fa6ab AM |
728 | const struct external_ldrel *src = (const struct external_ldrel *) s; |
729 | ||
beb1bf64 TR |
730 | dst->l_vaddr = bfd_get_64 (abfd, src->l_vaddr); |
731 | dst->l_symndx = bfd_get_32 (abfd, src->l_symndx); | |
732 | dst->l_rtype = bfd_get_16 (abfd, src->l_rtype); | |
733 | dst->l_rsecnm = bfd_get_16 (abfd, src->l_rsecnm); | |
734 | } | |
735 | ||
736 | /* Swap out the ldrel structure. */ | |
737 | ||
738 | static void | |
814fa6ab | 739 | xcoff64_swap_ldrel_out (abfd, src, d) |
beb1bf64 TR |
740 | bfd *abfd; |
741 | const struct internal_ldrel *src; | |
814fa6ab | 742 | PTR d; |
beb1bf64 | 743 | { |
814fa6ab AM |
744 | struct external_ldrel *dst = (struct external_ldrel *) d; |
745 | ||
beb1bf64 | 746 | bfd_put_64 (abfd, src->l_vaddr, dst->l_vaddr); |
dc810e39 AM |
747 | bfd_put_16 (abfd, (bfd_vma) src->l_rtype, dst->l_rtype); |
748 | bfd_put_16 (abfd, (bfd_vma) src->l_rsecnm, dst->l_rsecnm); | |
beb1bf64 TR |
749 | bfd_put_32 (abfd, src->l_symndx, dst->l_symndx); |
750 | } | |
751 | ||
b34976b6 | 752 | static bfd_boolean |
beb1bf64 | 753 | xcoff64_write_object_contents (abfd) |
cf9ab45b | 754 | bfd *abfd; |
beb1bf64 TR |
755 | { |
756 | asection *current; | |
b34976b6 AM |
757 | bfd_boolean hasrelocs = FALSE; |
758 | bfd_boolean haslinno = FALSE; | |
beb1bf64 TR |
759 | file_ptr scn_base; |
760 | file_ptr reloc_base; | |
761 | file_ptr lineno_base; | |
762 | file_ptr sym_base; | |
763 | unsigned long reloc_size = 0; | |
764 | unsigned long lnno_size = 0; | |
b34976b6 | 765 | bfd_boolean long_section_names; |
dc810e39 AM |
766 | asection *text_sec = ((void *) 0); |
767 | asection *data_sec = ((void *) 0); | |
768 | asection *bss_sec = ((void *) 0); | |
beb1bf64 TR |
769 | struct internal_filehdr internal_f; |
770 | struct internal_aouthdr internal_a; | |
771 | ||
772 | bfd_set_error (bfd_error_system_call); | |
773 | ||
82e51918 | 774 | if (! abfd->output_has_begun) |
dc810e39 AM |
775 | { |
776 | if (! bfd_coff_compute_section_file_positions (abfd)) | |
b34976b6 | 777 | return FALSE; |
dc810e39 | 778 | } |
beb1bf64 | 779 | |
eb1e0e80 | 780 | /* Work out the size of the reloc and linno areas. */ |
beb1bf64 TR |
781 | reloc_base = obj_relocbase (abfd); |
782 | ||
dc810e39 | 783 | for (current = abfd->sections; current != NULL; current = current->next) |
beb1bf64 | 784 | reloc_size += current->reloc_count * bfd_coff_relsz (abfd); |
beb1bf64 TR |
785 | |
786 | lineno_base = reloc_base + reloc_size; | |
787 | ||
788 | /* Make a pass through the symbol table to count line number entries and | |
eb1e0e80 | 789 | put them into the correct asections. */ |
beb1bf64 TR |
790 | lnno_size = coff_count_linenumbers (abfd) * bfd_coff_linesz (abfd); |
791 | ||
792 | sym_base = lineno_base + lnno_size; | |
793 | ||
eb1e0e80 | 794 | /* Indicate in each section->line_filepos its actual file address. */ |
dc810e39 AM |
795 | for (current = abfd->sections; current != NULL; current = current->next) |
796 | { | |
797 | if (current->lineno_count) | |
798 | { | |
799 | current->line_filepos = lineno_base; | |
800 | current->moving_line_filepos = lineno_base; | |
801 | lineno_base += current->lineno_count * bfd_coff_linesz (abfd); | |
802 | } | |
803 | else | |
804 | { | |
805 | current->line_filepos = 0; | |
806 | } | |
807 | ||
808 | if (current->reloc_count) | |
809 | { | |
810 | current->rel_filepos = reloc_base; | |
811 | reloc_base += current->reloc_count * bfd_coff_relsz (abfd); | |
812 | } | |
813 | else | |
814 | { | |
815 | current->rel_filepos = 0; | |
816 | } | |
817 | } | |
818 | ||
819 | if ((abfd->flags & EXEC_P) != 0) | |
820 | { | |
821 | scn_base = bfd_coff_filhsz (abfd) + bfd_coff_aoutsz (abfd); | |
822 | internal_f.f_opthdr = bfd_coff_aoutsz (abfd); | |
beb1bf64 | 823 | } |
dc810e39 AM |
824 | else |
825 | { | |
826 | scn_base = bfd_coff_filhsz (abfd); | |
827 | internal_f.f_opthdr = 0; | |
beb1bf64 | 828 | } |
beb1bf64 TR |
829 | |
830 | internal_f.f_nscns = 0; | |
831 | ||
832 | if (bfd_seek (abfd, scn_base, SEEK_SET) != 0) | |
b34976b6 | 833 | return FALSE; |
beb1bf64 | 834 | |
b34976b6 | 835 | long_section_names = FALSE; |
dc810e39 AM |
836 | for (current = abfd->sections; current != NULL; current = current->next) |
837 | { | |
838 | struct internal_scnhdr section; | |
839 | struct external_scnhdr buff; | |
840 | bfd_size_type amount; | |
beb1bf64 | 841 | |
dc810e39 | 842 | internal_f.f_nscns++; |
beb1bf64 | 843 | |
dc810e39 | 844 | strncpy (section.s_name, current->name, SCNNMLEN); |
beb1bf64 | 845 | |
dc810e39 AM |
846 | section.s_vaddr = current->vma; |
847 | section.s_paddr = current->lma; | |
848 | section.s_size = current->_raw_size; | |
beb1bf64 | 849 | |
dc810e39 AM |
850 | /* If this section has no size or is unloadable then the scnptr |
851 | will be 0 too. */ | |
852 | if (current->_raw_size == 0 | |
853 | || (current->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0) | |
854 | { | |
855 | section.s_scnptr = 0; | |
856 | } | |
857 | else | |
858 | { | |
859 | section.s_scnptr = current->filepos; | |
860 | } | |
861 | ||
862 | section.s_relptr = current->rel_filepos; | |
863 | section.s_lnnoptr = current->line_filepos; | |
864 | section.s_nreloc = current->reloc_count; | |
865 | ||
866 | section.s_nlnno = current->lineno_count; | |
867 | if (current->reloc_count != 0) | |
b34976b6 | 868 | hasrelocs = TRUE; |
dc810e39 | 869 | if (current->lineno_count != 0) |
b34976b6 | 870 | haslinno = TRUE; |
beb1bf64 | 871 | |
dc810e39 AM |
872 | section.s_flags = sec_to_styp_flags (current->name, current->flags); |
873 | ||
874 | if (!strcmp (current->name, _TEXT)) | |
875 | { | |
876 | text_sec = current; | |
877 | } | |
878 | else if (!strcmp (current->name, _DATA)) | |
879 | { | |
880 | data_sec = current; | |
881 | } | |
882 | else if (!strcmp (current->name, _BSS)) | |
883 | { | |
884 | bss_sec = current; | |
885 | } | |
886 | ||
887 | amount = bfd_coff_scnhsz (abfd); | |
888 | if (bfd_coff_swap_scnhdr_out (abfd, §ion, &buff) == 0 | |
889 | || bfd_bwrite ((PTR) (&buff), amount, abfd) != amount) | |
b34976b6 | 890 | return FALSE; |
dc810e39 | 891 | } |
beb1bf64 TR |
892 | |
893 | internal_f.f_timdat = 0; | |
894 | ||
895 | internal_f.f_flags = 0; | |
896 | ||
897 | if (!hasrelocs) | |
898 | internal_f.f_flags |= F_RELFLG; | |
899 | if (!haslinno) | |
900 | internal_f.f_flags |= F_LNNO; | |
901 | if (abfd->flags & EXEC_P) | |
902 | internal_f.f_flags |= F_EXEC; | |
903 | ||
eb1e0e80 | 904 | /* FIXME: this is wrong for PPC_PE! */ |
beb1bf64 TR |
905 | if (bfd_little_endian (abfd)) |
906 | internal_f.f_flags |= F_AR32WR; | |
907 | else | |
908 | internal_f.f_flags |= F_AR32W; | |
909 | ||
910 | if ((abfd->flags & DYNAMIC) != 0) | |
911 | internal_f.f_flags |= F_SHROBJ; | |
912 | if (bfd_get_section_by_name (abfd, _LOADER) != NULL) | |
913 | internal_f.f_flags |= F_DYNLOAD; | |
914 | ||
915 | memset (&internal_a, 0, sizeof internal_a); | |
916 | ||
eb1e0e80 | 917 | internal_f.f_magic = bfd_xcoff_magic_number (abfd); |
cf9ab45b AM |
918 | internal_a.magic = (abfd->flags & D_PAGED |
919 | ? RS6K_AOUTHDR_ZMAGIC | |
920 | : (abfd->flags & WP_TEXT | |
921 | ? RS6K_AOUTHDR_NMAGIC | |
922 | : RS6K_AOUTHDR_OMAGIC)); | |
beb1bf64 TR |
923 | |
924 | /* FIXME: Does anybody ever set this to another value? */ | |
925 | internal_a.vstamp = 0; | |
926 | ||
eb1e0e80 | 927 | /* Now should write relocs, strings, syms. */ |
beb1bf64 TR |
928 | obj_sym_filepos (abfd) = sym_base; |
929 | ||
930 | internal_f.f_symptr = 0; | |
931 | internal_f.f_nsyms = 0; | |
932 | ||
dc810e39 AM |
933 | /* If bfd_get_symcount (abfd) != 0, then we are not using the COFF |
934 | backend linker, and obj_raw_syment_count is not valid until after | |
935 | coff_write_symbols is called. */ | |
936 | if (bfd_get_symcount (abfd) != 0) | |
937 | { | |
938 | int firstundef; | |
beb1bf64 | 939 | |
dc810e39 | 940 | if (!coff_renumber_symbols (abfd, &firstundef)) |
b34976b6 | 941 | return FALSE; |
dc810e39 AM |
942 | coff_mangle_symbols (abfd); |
943 | if (! coff_write_symbols (abfd)) | |
b34976b6 | 944 | return FALSE; |
dc810e39 | 945 | if (! coff_write_linenumbers (abfd)) |
b34976b6 | 946 | return FALSE; |
dc810e39 | 947 | if (! coff_write_relocs (abfd, firstundef)) |
b34976b6 | 948 | return FALSE; |
beb1bf64 | 949 | |
dc810e39 AM |
950 | internal_f.f_symptr = sym_base; |
951 | internal_f.f_nsyms = bfd_get_symcount (abfd); | |
952 | } | |
953 | else if (obj_raw_syment_count (abfd) != 0) | |
954 | { | |
955 | internal_f.f_symptr = sym_base; | |
956 | ||
957 | /* AIX appears to require that F_RELFLG not be set if there are | |
958 | local symbols but no relocations. */ | |
959 | internal_f.f_flags &=~ F_RELFLG; | |
960 | } | |
961 | else | |
962 | { | |
963 | internal_f.f_flags |= F_LSYMS; | |
964 | } | |
beb1bf64 | 965 | |
dc810e39 AM |
966 | if (text_sec) |
967 | { | |
968 | internal_a.tsize = bfd_get_section_size_before_reloc (text_sec); | |
beb1bf64 | 969 | internal_a.text_start = internal_a.tsize ? text_sec->vma : 0; |
dc810e39 | 970 | } |
beb1bf64 | 971 | |
dc810e39 AM |
972 | if (data_sec) |
973 | { | |
974 | internal_a.dsize = bfd_get_section_size_before_reloc (data_sec); | |
975 | internal_a.data_start = internal_a.dsize ? data_sec->vma : 0; | |
976 | } | |
beb1bf64 | 977 | |
dc810e39 AM |
978 | if (bss_sec) |
979 | { | |
980 | internal_a.bsize = bfd_get_section_size_before_reloc (bss_sec); | |
981 | if (internal_a.bsize && bss_sec->vma < internal_a.data_start) | |
982 | internal_a.data_start = bss_sec->vma; | |
983 | } | |
beb1bf64 TR |
984 | |
985 | internal_a.entry = bfd_get_start_address (abfd); | |
986 | internal_f.f_nsyms = obj_raw_syment_count (abfd); | |
987 | ||
dc810e39 AM |
988 | if (xcoff_data (abfd)->full_aouthdr) |
989 | { | |
beb1bf64 TR |
990 | bfd_vma toc; |
991 | asection *loader_sec; | |
992 | ||
993 | internal_a.vstamp = 1; | |
994 | ||
995 | internal_a.o_snentry = xcoff_data (abfd)->snentry; | |
996 | if (internal_a.o_snentry == 0) | |
997 | internal_a.entry = (bfd_vma) -1; | |
998 | ||
dc810e39 AM |
999 | if (text_sec != NULL) |
1000 | { | |
beb1bf64 TR |
1001 | internal_a.o_sntext = text_sec->target_index; |
1002 | internal_a.o_algntext = bfd_get_section_alignment (abfd, text_sec); | |
dc810e39 AM |
1003 | } |
1004 | else | |
1005 | { | |
1006 | internal_a.o_sntext = 0; | |
1007 | internal_a.o_algntext = 0; | |
1008 | } | |
1009 | ||
1010 | if (data_sec != NULL) | |
1011 | { | |
1012 | internal_a.o_sndata = data_sec->target_index; | |
1013 | internal_a.o_algndata = bfd_get_section_alignment (abfd, data_sec); | |
1014 | } | |
1015 | else | |
1016 | { | |
1017 | internal_a.o_sndata = 0; | |
1018 | internal_a.o_algndata = 0; | |
1019 | } | |
beb1bf64 TR |
1020 | |
1021 | loader_sec = bfd_get_section_by_name (abfd, ".loader"); | |
1022 | if (loader_sec != NULL) | |
1023 | internal_a.o_snloader = loader_sec->target_index; | |
1024 | else | |
1025 | internal_a.o_snloader = 0; | |
1026 | if (bss_sec != NULL) | |
1027 | internal_a.o_snbss = bss_sec->target_index; | |
1028 | else | |
1029 | internal_a.o_snbss = 0; | |
1030 | ||
1031 | toc = xcoff_data (abfd)->toc; | |
1032 | internal_a.o_toc = toc; | |
1033 | internal_a.o_sntoc = xcoff_data (abfd)->sntoc; | |
1034 | ||
1035 | internal_a.o_modtype = xcoff_data (abfd)->modtype; | |
1036 | if (xcoff_data (abfd)->cputype != -1) | |
1037 | internal_a.o_cputype = xcoff_data (abfd)->cputype; | |
1038 | else | |
1039 | { | |
1040 | switch (bfd_get_arch (abfd)) | |
1041 | { | |
1042 | case bfd_arch_rs6000: | |
1043 | internal_a.o_cputype = 4; | |
1044 | break; | |
1045 | case bfd_arch_powerpc: | |
250d94fd | 1046 | if (bfd_get_mach (abfd) == bfd_mach_ppc) |
beb1bf64 TR |
1047 | internal_a.o_cputype = 3; |
1048 | else | |
1049 | internal_a.o_cputype = 1; | |
1050 | break; | |
1051 | default: | |
1052 | abort (); | |
1053 | } | |
1054 | } | |
1055 | internal_a.o_maxstack = xcoff_data (abfd)->maxstack; | |
1056 | internal_a.o_maxdata = xcoff_data (abfd)->maxdata; | |
dc810e39 AM |
1057 | } |
1058 | ||
1059 | if (bfd_seek (abfd, (file_ptr) 0, 0) != 0) | |
b34976b6 | 1060 | return FALSE; |
dc810e39 | 1061 | |
beb1bf64 TR |
1062 | { |
1063 | char * buff; | |
dc810e39 AM |
1064 | bfd_size_type amount = bfd_coff_filhsz (abfd); |
1065 | ||
1066 | buff = bfd_malloc (amount); | |
1067 | if (buff == NULL) | |
b34976b6 | 1068 | return FALSE; |
dc810e39 AM |
1069 | |
1070 | bfd_coff_swap_filehdr_out (abfd, (PTR) &internal_f, (PTR) buff); | |
1071 | amount = bfd_bwrite ((PTR) buff, amount, abfd); | |
1072 | ||
beb1bf64 | 1073 | free (buff); |
dc810e39 | 1074 | |
beb1bf64 | 1075 | if (amount != bfd_coff_filhsz (abfd)) |
b34976b6 | 1076 | return FALSE; |
beb1bf64 | 1077 | } |
beb1bf64 | 1078 | |
dc810e39 AM |
1079 | if (abfd->flags & EXEC_P) |
1080 | { | |
1081 | char * buff; | |
1082 | bfd_size_type amount = bfd_coff_aoutsz (abfd); | |
beb1bf64 | 1083 | |
dc810e39 AM |
1084 | buff = bfd_malloc (amount); |
1085 | if (buff == NULL) | |
b34976b6 | 1086 | return FALSE; |
beb1bf64 | 1087 | |
cf9ab45b | 1088 | bfd_coff_swap_aouthdr_out (abfd, (PTR) &internal_a, (PTR) buff); |
dc810e39 AM |
1089 | amount = bfd_bwrite ((PTR) buff, amount, abfd); |
1090 | ||
1091 | free (buff); | |
beb1bf64 | 1092 | |
dc810e39 | 1093 | if (amount != bfd_coff_aoutsz (abfd)) |
b34976b6 | 1094 | return FALSE; |
dc810e39 | 1095 | } |
beb1bf64 | 1096 | |
b34976b6 | 1097 | return TRUE; |
beb1bf64 TR |
1098 | } |
1099 | ||
b34976b6 | 1100 | static bfd_boolean |
cf9ab45b | 1101 | xcoff64_reloc_type_br (input_bfd, input_section, output_bfd, rel, sym, howto, |
f1f0d9ab TR |
1102 | val, addend, relocation, contents) |
1103 | bfd *input_bfd; | |
1104 | asection *input_section; | |
1105 | bfd *output_bfd ATTRIBUTE_UNUSED; | |
1106 | struct internal_reloc *rel; | |
1107 | struct internal_syment *sym ATTRIBUTE_UNUSED; | |
1108 | struct reloc_howto_struct *howto; | |
1109 | bfd_vma val; | |
1110 | bfd_vma addend; | |
1111 | bfd_vma *relocation; | |
1112 | bfd_byte *contents; | |
1113 | { | |
1114 | struct xcoff_link_hash_entry *h; | |
1115 | ||
cf9ab45b | 1116 | if (0 > rel->r_symndx) |
b34976b6 | 1117 | return FALSE; |
f1f0d9ab TR |
1118 | |
1119 | h = obj_xcoff_sym_hashes (input_bfd)[rel->r_symndx]; | |
1120 | ||
1121 | /* If we see an R_BR or R_RBR reloc which is jumping to global | |
1122 | linkage code, and it is followed by an appropriate cror nop | |
1123 | instruction, we replace the cror with ld r2,40(r1). This | |
1124 | restores the TOC after the glink code. Contrariwise, if the | |
1125 | call is followed by a ld r2,40(r1), but the call is not | |
1126 | going to global linkage code, we can replace the load with a | |
1127 | cror. */ | |
cf9ab45b AM |
1128 | if (NULL != h |
1129 | && bfd_link_hash_defined == h->root.type | |
1130 | && (rel->r_vaddr - input_section->vma + 8 | |
1131 | <= input_section->_cooked_size)) | |
f1f0d9ab TR |
1132 | { |
1133 | bfd_byte *pnext; | |
1134 | unsigned long next; | |
cf9ab45b | 1135 | |
f1f0d9ab TR |
1136 | pnext = contents + (rel->r_vaddr - input_section->vma) + 4; |
1137 | next = bfd_get_32 (input_bfd, pnext); | |
cf9ab45b AM |
1138 | |
1139 | /* The _ptrgl function is magic. It is used by the AIX compiler to call | |
f1f0d9ab | 1140 | a function through a pointer. */ |
cf9ab45b | 1141 | if (h->smclas == XMC_GL || strcmp (h->root.root.string, "._ptrgl") == 0) |
f1f0d9ab | 1142 | { |
cf9ab45b AM |
1143 | if (next == 0x4def7b82 /* cror 15,15,15 */ |
1144 | || next == 0x4ffffb82 /* cror 31,31,31 */ | |
1145 | || next == 0x60000000) /* ori r0,r0,0 */ | |
1146 | bfd_put_32 (input_bfd, 0xe8410028, pnext); /* ld r2,40(r1) */ | |
1147 | } | |
1148 | else | |
f1f0d9ab | 1149 | { |
cf9ab45b AM |
1150 | if (next == 0xe8410028) /* ld r2,40(r1) */ |
1151 | bfd_put_32 (input_bfd, 0x60000000, pnext); /* ori r0,r0,0 */ | |
f1f0d9ab | 1152 | } |
cf9ab45b AM |
1153 | } |
1154 | else if (NULL != h && bfd_link_hash_undefined == h->root.type) | |
f1f0d9ab TR |
1155 | { |
1156 | /* Normally, this relocation is against a defined symbol. In the | |
1157 | case where this is a partial link and the output section offset | |
cf9ab45b | 1158 | is greater than 2^25, the linker will return an invalid error |
f1f0d9ab | 1159 | message that the relocation has been truncated. Yes it has been |
cf9ab45b | 1160 | truncated but no it not important. For this case, disable the |
f1f0d9ab TR |
1161 | overflow checking. */ |
1162 | howto->complain_on_overflow = complain_overflow_dont; | |
1163 | } | |
cf9ab45b | 1164 | |
b34976b6 | 1165 | howto->pc_relative = TRUE; |
a78eab4e AM |
1166 | howto->src_mask &= ~3; |
1167 | howto->dst_mask = howto->src_mask; | |
cf9ab45b | 1168 | |
f1f0d9ab TR |
1169 | /* A PC relative reloc includes the section address. */ |
1170 | addend += input_section->vma; | |
cf9ab45b | 1171 | |
f1f0d9ab | 1172 | *relocation = val + addend; |
cf9ab45b AM |
1173 | *relocation -= (input_section->output_section->vma |
1174 | + input_section->output_offset); | |
b34976b6 | 1175 | return TRUE; |
f1f0d9ab TR |
1176 | } |
1177 | ||
dbe341c6 TR |
1178 | /* This is the relocation function for the PowerPC64. |
1179 | See xcoff_ppc_relocation_section for more information. */ | |
beb1bf64 | 1180 | |
b34976b6 | 1181 | bfd_boolean |
beb1bf64 TR |
1182 | xcoff64_ppc_relocate_section (output_bfd, info, input_bfd, |
1183 | input_section, contents, relocs, syms, | |
1184 | sections) | |
1185 | bfd *output_bfd; | |
1186 | struct bfd_link_info *info; | |
1187 | bfd *input_bfd; | |
1188 | asection *input_section; | |
1189 | bfd_byte *contents; | |
1190 | struct internal_reloc *relocs; | |
1191 | struct internal_syment *syms; | |
1192 | asection **sections; | |
1193 | { | |
1194 | struct internal_reloc *rel; | |
1195 | struct internal_reloc *relend; | |
1196 | ||
1197 | rel = relocs; | |
1198 | relend = rel + input_section->reloc_count; | |
1199 | for (; rel < relend; rel++) | |
1200 | { | |
1201 | long symndx; | |
1202 | struct xcoff_link_hash_entry *h; | |
1203 | struct internal_syment *sym; | |
1204 | bfd_vma addend; | |
1205 | bfd_vma val; | |
1206 | struct reloc_howto_struct howto; | |
dbe341c6 TR |
1207 | bfd_vma relocation; |
1208 | bfd_vma value_to_relocate; | |
1209 | bfd_vma address; | |
1210 | bfd_byte *location; | |
beb1bf64 TR |
1211 | |
1212 | /* Relocation type R_REF is a special relocation type which is | |
cf9ab45b AM |
1213 | merely used to prevent garbage collection from occurring for |
1214 | the csect including the symbol which it references. */ | |
beb1bf64 TR |
1215 | if (rel->r_type == R_REF) |
1216 | continue; | |
1217 | ||
dbe341c6 | 1218 | /* howto */ |
beb1bf64 TR |
1219 | howto.type = rel->r_type; |
1220 | howto.rightshift = 0; | |
beb1bf64 | 1221 | howto.bitsize = (rel->r_size & 0x3f) + 1; |
dbe341c6 | 1222 | howto.size = howto.bitsize > 16 ? (howto.bitsize > 32 ? 4 : 2) : 1; |
b34976b6 | 1223 | howto.pc_relative = FALSE; |
beb1bf64 | 1224 | howto.bitpos = 0; |
cf9ab45b AM |
1225 | howto.complain_on_overflow = (rel->r_size & 0x80 |
1226 | ? complain_overflow_signed | |
1227 | : complain_overflow_bitfield); | |
beb1bf64 TR |
1228 | howto.special_function = NULL; |
1229 | howto.name = "internal"; | |
b34976b6 | 1230 | howto.partial_inplace = TRUE; |
cf9ab45b | 1231 | howto.src_mask = howto.dst_mask = N_ONES (howto.bitsize); |
b34976b6 | 1232 | howto.pcrel_offset = FALSE; |
beb1bf64 | 1233 | |
dbe341c6 | 1234 | /* symbol */ |
beb1bf64 | 1235 | val = 0; |
dbe341c6 TR |
1236 | addend = 0; |
1237 | h = NULL; | |
1238 | sym = NULL; | |
cf9ab45b | 1239 | symndx = rel->r_symndx; |
beb1bf64 | 1240 | |
cf9ab45b | 1241 | if (-1 != symndx) |
dc810e39 AM |
1242 | { |
1243 | asection *sec; | |
cf9ab45b | 1244 | |
dbe341c6 TR |
1245 | h = obj_xcoff_sym_hashes (input_bfd)[symndx]; |
1246 | sym = syms + symndx; | |
1247 | addend = - sym->n_value; | |
cf9ab45b AM |
1248 | |
1249 | if (NULL == h) | |
dc810e39 AM |
1250 | { |
1251 | sec = sections[symndx]; | |
1252 | /* Hack to make sure we use the right TOC anchor value | |
1253 | if this reloc is against the TOC anchor. */ | |
1254 | if (sec->name[3] == '0' | |
1255 | && strcmp (sec->name, ".tc0") == 0) | |
1256 | val = xcoff_data (output_bfd)->toc; | |
1257 | else | |
1258 | val = (sec->output_section->vma | |
1259 | + sec->output_offset | |
1260 | + sym->n_value | |
1261 | - sec->vma); | |
cf9ab45b AM |
1262 | } |
1263 | else | |
dc810e39 | 1264 | { |
cf9ab45b AM |
1265 | if (h->root.type == bfd_link_hash_defined |
1266 | || h->root.type == bfd_link_hash_defweak) | |
dc810e39 | 1267 | { |
dbe341c6 TR |
1268 | sec = h->root.u.def.section; |
1269 | val = (h->root.u.def.value | |
1270 | + sec->output_section->vma | |
1271 | + sec->output_offset); | |
cf9ab45b AM |
1272 | } |
1273 | else if (h->root.type == bfd_link_hash_common) | |
dbe341c6 TR |
1274 | { |
1275 | sec = h->root.u.c.p->section; | |
1276 | val = (sec->output_section->vma | |
1277 | + sec->output_offset); | |
cf9ab45b AM |
1278 | } |
1279 | else if ((0 == (h->flags & (XCOFF_DEF_DYNAMIC | XCOFF_IMPORT))) | |
1049f94e | 1280 | && ! info->relocatable) |
dbe341c6 TR |
1281 | { |
1282 | if (! ((*info->callbacks->undefined_symbol) | |
1283 | (info, h->root.root.string, input_bfd, input_section, | |
b34976b6 AM |
1284 | rel->r_vaddr - input_section->vma, TRUE))) |
1285 | return FALSE; | |
cf9ab45b | 1286 | |
dbe341c6 TR |
1287 | /* Don't try to process the reloc. It can't help, and |
1288 | it may generate another error. */ | |
1289 | continue; | |
dc810e39 | 1290 | } |
dc810e39 | 1291 | } |
dc810e39 | 1292 | } |
cf9ab45b AM |
1293 | |
1294 | if (rel->r_type >= XCOFF_MAX_CALCULATE_RELOCATION | |
213e90f4 | 1295 | || !((*xcoff64_calculate_relocation[rel->r_type]) |
cf9ab45b AM |
1296 | (input_bfd, input_section, output_bfd, rel, sym, &howto, val, |
1297 | addend, &relocation, contents))) | |
b34976b6 | 1298 | return FALSE; |
cf9ab45b | 1299 | |
dbe341c6 TR |
1300 | /* address */ |
1301 | address = rel->r_vaddr - input_section->vma; | |
1302 | location = contents + address; | |
cf9ab45b | 1303 | |
dbe341c6 | 1304 | if (address > input_section->_raw_size) |
cf9ab45b AM |
1305 | abort (); |
1306 | ||
dbe341c6 TR |
1307 | /* Get the value we are going to relocate. */ |
1308 | if (1 == howto.size) | |
1309 | value_to_relocate = bfd_get_16 (input_bfd, location); | |
1310 | else if (2 == howto.size) | |
1311 | value_to_relocate = bfd_get_32 (input_bfd, location); | |
cf9ab45b | 1312 | else |
dbe341c6 | 1313 | value_to_relocate = bfd_get_64 (input_bfd, location); |
cf9ab45b AM |
1314 | |
1315 | /* overflow. | |
1316 | ||
dbe341c6 TR |
1317 | FIXME: We may drop bits during the addition |
1318 | which we don't check for. We must either check at every single | |
1319 | operation, which would be tedious, or we must do the computations | |
1320 | in a type larger than bfd_vma, which would be inefficient. */ | |
cf9ab45b AM |
1321 | |
1322 | if ((unsigned int) howto.complain_on_overflow | |
1323 | >= XCOFF_MAX_COMPLAIN_OVERFLOW) | |
1324 | abort (); | |
1325 | ||
1326 | if (((*xcoff_complain_overflow[howto.complain_on_overflow]) | |
1327 | (input_bfd, value_to_relocate, relocation, &howto))) | |
dc810e39 | 1328 | { |
dbe341c6 TR |
1329 | const char *name; |
1330 | char buf[SYMNMLEN + 1]; | |
1331 | char reloc_type_name[10]; | |
cf9ab45b AM |
1332 | |
1333 | if (symndx == -1) | |
beb1bf64 | 1334 | { |
dbe341c6 | 1335 | name = "*ABS*"; |
cf9ab45b AM |
1336 | } |
1337 | else if (h != NULL) | |
dbe341c6 TR |
1338 | { |
1339 | name = h->root.root.string; | |
cf9ab45b AM |
1340 | } |
1341 | else | |
beb1bf64 | 1342 | { |
dbe341c6 TR |
1343 | name = _bfd_coff_internal_syment_name (input_bfd, sym, buf); |
1344 | if (name == NULL) | |
1345 | name = "UNKNOWN"; | |
beb1bf64 | 1346 | } |
dbe341c6 | 1347 | sprintf (reloc_type_name, "0x%02x", rel->r_type); |
cf9ab45b | 1348 | |
dbe341c6 TR |
1349 | if (! ((*info->callbacks->reloc_overflow) |
1350 | (info, name, reloc_type_name, (bfd_vma) 0, input_bfd, | |
1351 | input_section, rel->r_vaddr - input_section->vma))) | |
b34976b6 | 1352 | return FALSE; |
beb1bf64 TR |
1353 | } |
1354 | ||
dbe341c6 | 1355 | /* Add RELOCATION to the right bits of VALUE_TO_RELOCATE. */ |
cf9ab45b AM |
1356 | value_to_relocate = ((value_to_relocate & ~howto.dst_mask) |
1357 | | (((value_to_relocate & howto.src_mask) | |
1358 | + relocation) & howto.dst_mask)); | |
1359 | ||
dbe341c6 TR |
1360 | /* Put the value back in the object file. */ |
1361 | if (1 == howto.size) | |
1362 | bfd_put_16 (input_bfd, value_to_relocate, location); | |
1363 | else if (2 == howto.size) | |
1364 | bfd_put_32 (input_bfd, value_to_relocate, location); | |
1365 | else | |
1366 | bfd_put_64 (input_bfd, value_to_relocate, location); | |
cf9ab45b | 1367 | |
beb1bf64 | 1368 | } |
b34976b6 | 1369 | return TRUE; |
beb1bf64 TR |
1370 | } |
1371 | ||
beb1bf64 TR |
1372 | \f |
1373 | /* The XCOFF reloc table. Actually, XCOFF relocations specify the | |
1374 | bitsize and whether they are signed or not, along with a | |
1375 | conventional type. This table is for the types, which are used for | |
1376 | different algorithms for putting in the reloc. Many of these | |
1377 | relocs need special_function entries, which I have not written. */ | |
1378 | ||
beb1bf64 TR |
1379 | reloc_howto_type xcoff64_howto_table[] = |
1380 | { | |
1381 | /* Standard 64 bit relocation. */ | |
38487e5e | 1382 | HOWTO (R_POS, /* type */ |
dc810e39 AM |
1383 | 0, /* rightshift */ |
1384 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1385 | 64, /* bitsize */ | |
b34976b6 | 1386 | FALSE, /* pc_relative */ |
dc810e39 | 1387 | 0, /* bitpos */ |
beb1bf64 | 1388 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 | 1389 | 0, /* special_function */ |
59862849 | 1390 | "R_POS_64", /* name */ |
b34976b6 | 1391 | TRUE, /* partial_inplace */ |
a78eab4e | 1392 | MINUS_ONE, /* src_mask */ |
dc810e39 | 1393 | MINUS_ONE, /* dst_mask */ |
b34976b6 | 1394 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1395 | |
1396 | /* 64 bit relocation, but store negative value. */ | |
38487e5e | 1397 | HOWTO (R_NEG, /* type */ |
dc810e39 AM |
1398 | 0, /* rightshift */ |
1399 | -4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1400 | 64, /* bitsize */ | |
b34976b6 | 1401 | FALSE, /* pc_relative */ |
dc810e39 | 1402 | 0, /* bitpos */ |
beb1bf64 | 1403 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1404 | 0, /* special_function */ |
1405 | "R_NEG", /* name */ | |
b34976b6 | 1406 | TRUE, /* partial_inplace */ |
a78eab4e | 1407 | MINUS_ONE, /* src_mask */ |
dc810e39 | 1408 | MINUS_ONE, /* dst_mask */ |
b34976b6 | 1409 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1410 | |
1411 | /* 32 bit PC relative relocation. */ | |
38487e5e | 1412 | HOWTO (R_REL, /* type */ |
dc810e39 AM |
1413 | 0, /* rightshift */ |
1414 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1415 | 32, /* bitsize */ | |
b34976b6 | 1416 | TRUE, /* pc_relative */ |
dc810e39 | 1417 | 0, /* bitpos */ |
beb1bf64 | 1418 | complain_overflow_signed, /* complain_on_overflow */ |
dc810e39 AM |
1419 | 0, /* special_function */ |
1420 | "R_REL", /* name */ | |
b34976b6 | 1421 | TRUE, /* partial_inplace */ |
a78eab4e | 1422 | 0xffffffff, /* src_mask */ |
dc810e39 | 1423 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1424 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1425 | |
1426 | /* 16 bit TOC relative relocation. */ | |
38487e5e | 1427 | HOWTO (R_TOC, /* type */ |
dc810e39 AM |
1428 | 0, /* rightshift */ |
1429 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1430 | 16, /* bitsize */ | |
b34976b6 | 1431 | FALSE, /* pc_relative */ |
dc810e39 | 1432 | 0, /* bitpos */ |
beb1bf64 | 1433 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1434 | 0, /* special_function */ |
1435 | "R_TOC", /* name */ | |
b34976b6 | 1436 | TRUE, /* partial_inplace */ |
a78eab4e | 1437 | 0xffff, /* src_mask */ |
dc810e39 | 1438 | 0xffff, /* dst_mask */ |
b34976b6 | 1439 | FALSE), /* pcrel_offset */ |
dc810e39 | 1440 | |
cf9ab45b | 1441 | /* I don't really know what this is. */ |
38487e5e | 1442 | HOWTO (R_RTB, /* type */ |
dc810e39 AM |
1443 | 1, /* rightshift */ |
1444 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1445 | 32, /* bitsize */ | |
b34976b6 | 1446 | FALSE, /* pc_relative */ |
dc810e39 | 1447 | 0, /* bitpos */ |
beb1bf64 | 1448 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1449 | 0, /* special_function */ |
1450 | "R_RTB", /* name */ | |
b34976b6 | 1451 | TRUE, /* partial_inplace */ |
a78eab4e | 1452 | 0xffffffff, /* src_mask */ |
dc810e39 | 1453 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1454 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1455 | |
1456 | /* External TOC relative symbol. */ | |
38487e5e | 1457 | HOWTO (R_GL, /* type */ |
dc810e39 | 1458 | 0, /* rightshift */ |
48bfecdd | 1459 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1460 | 16, /* bitsize */ |
b34976b6 | 1461 | FALSE, /* pc_relative */ |
dc810e39 | 1462 | 0, /* bitpos */ |
beb1bf64 | 1463 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1464 | 0, /* special_function */ |
1465 | "R_GL", /* name */ | |
b34976b6 | 1466 | TRUE, /* partial_inplace */ |
a78eab4e | 1467 | 0xffff, /* src_mask */ |
dc810e39 | 1468 | 0xffff, /* dst_mask */ |
b34976b6 | 1469 | FALSE), /* pcrel_offset */ |
dc810e39 AM |
1470 | |
1471 | /* Local TOC relative symbol. */ | |
38487e5e | 1472 | HOWTO (R_TCL, /* type */ |
dc810e39 | 1473 | 0, /* rightshift */ |
48bfecdd | 1474 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1475 | 16, /* bitsize */ |
b34976b6 | 1476 | FALSE, /* pc_relative */ |
dc810e39 | 1477 | 0, /* bitpos */ |
beb1bf64 | 1478 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1479 | 0, /* special_function */ |
1480 | "R_TCL", /* name */ | |
b34976b6 | 1481 | TRUE, /* partial_inplace */ |
a78eab4e | 1482 | 0xffff, /* src_mask */ |
dc810e39 | 1483 | 0xffff, /* dst_mask */ |
b34976b6 | 1484 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1485 | |
1486 | EMPTY_HOWTO (7), | |
1487 | ||
1488 | /* Non modifiable absolute branch. */ | |
38487e5e | 1489 | HOWTO (R_BA, /* type */ |
dc810e39 AM |
1490 | 0, /* rightshift */ |
1491 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1492 | 26, /* bitsize */ | |
b34976b6 | 1493 | FALSE, /* pc_relative */ |
dc810e39 | 1494 | 0, /* bitpos */ |
beb1bf64 | 1495 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 | 1496 | 0, /* special_function */ |
59862849 | 1497 | "R_BA_26", /* name */ |
b34976b6 | 1498 | TRUE, /* partial_inplace */ |
a78eab4e | 1499 | 0x03fffffc, /* src_mask */ |
48bfecdd | 1500 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 1501 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1502 | |
1503 | EMPTY_HOWTO (9), | |
1504 | ||
1505 | /* Non modifiable relative branch. */ | |
38487e5e | 1506 | HOWTO (R_BR, /* type */ |
dc810e39 AM |
1507 | 0, /* rightshift */ |
1508 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1509 | 26, /* bitsize */ | |
b34976b6 | 1510 | TRUE, /* pc_relative */ |
dc810e39 | 1511 | 0, /* bitpos */ |
beb1bf64 | 1512 | complain_overflow_signed, /* complain_on_overflow */ |
dc810e39 AM |
1513 | 0, /* special_function */ |
1514 | "R_BR", /* name */ | |
b34976b6 | 1515 | TRUE, /* partial_inplace */ |
a78eab4e | 1516 | 0x03fffffc, /* src_mask */ |
48bfecdd | 1517 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 1518 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1519 | |
1520 | EMPTY_HOWTO (0xb), | |
1521 | ||
1522 | /* Indirect load. */ | |
38487e5e | 1523 | HOWTO (R_RL, /* type */ |
dc810e39 | 1524 | 0, /* rightshift */ |
48bfecdd | 1525 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1526 | 16, /* bitsize */ |
b34976b6 | 1527 | FALSE, /* pc_relative */ |
dc810e39 | 1528 | 0, /* bitpos */ |
beb1bf64 | 1529 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1530 | 0, /* special_function */ |
1531 | "R_RL", /* name */ | |
b34976b6 | 1532 | TRUE, /* partial_inplace */ |
a78eab4e | 1533 | 0xffff, /* src_mask */ |
dc810e39 | 1534 | 0xffff, /* dst_mask */ |
b34976b6 | 1535 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1536 | |
1537 | /* Load address. */ | |
38487e5e | 1538 | HOWTO (R_RLA, /* type */ |
dc810e39 | 1539 | 0, /* rightshift */ |
48bfecdd | 1540 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1541 | 16, /* bitsize */ |
b34976b6 | 1542 | FALSE, /* pc_relative */ |
dc810e39 | 1543 | 0, /* bitpos */ |
beb1bf64 | 1544 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1545 | 0, /* special_function */ |
1546 | "R_RLA", /* name */ | |
b34976b6 | 1547 | TRUE, /* partial_inplace */ |
a78eab4e | 1548 | 0xffff, /* src_mask */ |
dc810e39 | 1549 | 0xffff, /* dst_mask */ |
b34976b6 | 1550 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1551 | |
1552 | EMPTY_HOWTO (0xe), | |
1553 | ||
cf9ab45b | 1554 | /* Non-relocating reference. */ |
38487e5e | 1555 | HOWTO (R_REF, /* type */ |
dc810e39 AM |
1556 | 0, /* rightshift */ |
1557 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1558 | 32, /* bitsize */ | |
b34976b6 | 1559 | FALSE, /* pc_relative */ |
dc810e39 | 1560 | 0, /* bitpos */ |
a78eab4e | 1561 | complain_overflow_dont, /* complain_on_overflow */ |
dc810e39 AM |
1562 | 0, /* special_function */ |
1563 | "R_REF", /* name */ | |
b34976b6 | 1564 | FALSE, /* partial_inplace */ |
dc810e39 AM |
1565 | 0, /* src_mask */ |
1566 | 0, /* dst_mask */ | |
b34976b6 | 1567 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1568 | |
1569 | EMPTY_HOWTO (0x10), | |
1570 | EMPTY_HOWTO (0x11), | |
1571 | ||
1572 | /* TOC relative indirect load. */ | |
38487e5e | 1573 | HOWTO (R_TRL, /* type */ |
dc810e39 | 1574 | 0, /* rightshift */ |
48bfecdd | 1575 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1576 | 16, /* bitsize */ |
b34976b6 | 1577 | FALSE, /* pc_relative */ |
dc810e39 | 1578 | 0, /* bitpos */ |
beb1bf64 | 1579 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1580 | 0, /* special_function */ |
1581 | "R_TRL", /* name */ | |
b34976b6 | 1582 | TRUE, /* partial_inplace */ |
a78eab4e | 1583 | 0xffff, /* src_mask */ |
dc810e39 | 1584 | 0xffff, /* dst_mask */ |
b34976b6 | 1585 | FALSE), /* pcrel_offset */ |
dc810e39 AM |
1586 | |
1587 | /* TOC relative load address. */ | |
38487e5e | 1588 | HOWTO (R_TRLA, /* type */ |
dc810e39 | 1589 | 0, /* rightshift */ |
48bfecdd | 1590 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1591 | 16, /* bitsize */ |
b34976b6 | 1592 | FALSE, /* pc_relative */ |
dc810e39 | 1593 | 0, /* bitpos */ |
beb1bf64 | 1594 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1595 | 0, /* special_function */ |
1596 | "R_TRLA", /* name */ | |
b34976b6 | 1597 | TRUE, /* partial_inplace */ |
a78eab4e | 1598 | 0xffff, /* src_mask */ |
dc810e39 | 1599 | 0xffff, /* dst_mask */ |
b34976b6 | 1600 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1601 | |
1602 | /* Modifiable relative branch. */ | |
38487e5e | 1603 | HOWTO (R_RRTBI, /* type */ |
dc810e39 AM |
1604 | 1, /* rightshift */ |
1605 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1606 | 32, /* bitsize */ | |
b34976b6 | 1607 | FALSE, /* pc_relative */ |
dc810e39 | 1608 | 0, /* bitpos */ |
beb1bf64 | 1609 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1610 | 0, /* special_function */ |
1611 | "R_RRTBI", /* name */ | |
b34976b6 | 1612 | TRUE, /* partial_inplace */ |
a78eab4e | 1613 | 0xffffffff, /* src_mask */ |
dc810e39 | 1614 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1615 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1616 | |
1617 | /* Modifiable absolute branch. */ | |
38487e5e | 1618 | HOWTO (R_RRTBA, /* type */ |
dc810e39 AM |
1619 | 1, /* rightshift */ |
1620 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1621 | 32, /* bitsize */ | |
b34976b6 | 1622 | FALSE, /* pc_relative */ |
dc810e39 | 1623 | 0, /* bitpos */ |
beb1bf64 | 1624 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1625 | 0, /* special_function */ |
1626 | "R_RRTBA", /* name */ | |
b34976b6 | 1627 | TRUE, /* partial_inplace */ |
a78eab4e | 1628 | 0xffffffff, /* src_mask */ |
dc810e39 | 1629 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1630 | FALSE), /* pcrel_offset */ |
dc810e39 AM |
1631 | |
1632 | /* Modifiable call absolute indirect. */ | |
38487e5e | 1633 | HOWTO (R_CAI, /* type */ |
dc810e39 | 1634 | 0, /* rightshift */ |
48bfecdd | 1635 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1636 | 16, /* bitsize */ |
b34976b6 | 1637 | FALSE, /* pc_relative */ |
dc810e39 | 1638 | 0, /* bitpos */ |
beb1bf64 | 1639 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1640 | 0, /* special_function */ |
1641 | "R_CAI", /* name */ | |
b34976b6 | 1642 | TRUE, /* partial_inplace */ |
a78eab4e | 1643 | 0xffff, /* src_mask */ |
dc810e39 | 1644 | 0xffff, /* dst_mask */ |
b34976b6 | 1645 | FALSE), /* pcrel_offset */ |
dc810e39 | 1646 | |
cf9ab45b | 1647 | /* Modifiable call relative. */ |
38487e5e | 1648 | HOWTO (R_CREL, /* type */ |
dc810e39 | 1649 | 0, /* rightshift */ |
48bfecdd | 1650 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1651 | 16, /* bitsize */ |
b34976b6 | 1652 | FALSE, /* pc_relative */ |
dc810e39 | 1653 | 0, /* bitpos */ |
beb1bf64 | 1654 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1655 | 0, /* special_function */ |
1656 | "R_CREL", /* name */ | |
b34976b6 | 1657 | TRUE, /* partial_inplace */ |
a78eab4e | 1658 | 0xffff, /* src_mask */ |
dc810e39 | 1659 | 0xffff, /* dst_mask */ |
b34976b6 | 1660 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1661 | |
1662 | /* Modifiable branch absolute. */ | |
38487e5e | 1663 | HOWTO (R_RBA, /* type */ |
dc810e39 AM |
1664 | 0, /* rightshift */ |
1665 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1666 | 26, /* bitsize */ | |
b34976b6 | 1667 | FALSE, /* pc_relative */ |
dc810e39 | 1668 | 0, /* bitpos */ |
beb1bf64 | 1669 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1670 | 0, /* special_function */ |
1671 | "R_RBA", /* name */ | |
b34976b6 | 1672 | TRUE, /* partial_inplace */ |
a78eab4e | 1673 | 0x03fffffc, /* src_mask */ |
48bfecdd | 1674 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 1675 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1676 | |
1677 | /* Modifiable branch absolute. */ | |
38487e5e | 1678 | HOWTO (R_RBAC, /* type */ |
dc810e39 AM |
1679 | 0, /* rightshift */ |
1680 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1681 | 32, /* bitsize */ | |
b34976b6 | 1682 | FALSE, /* pc_relative */ |
dc810e39 | 1683 | 0, /* bitpos */ |
beb1bf64 | 1684 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1685 | 0, /* special_function */ |
1686 | "R_RBAC", /* name */ | |
b34976b6 | 1687 | TRUE, /* partial_inplace */ |
a78eab4e | 1688 | 0xffffffff, /* src_mask */ |
48bfecdd | 1689 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1690 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1691 | |
1692 | /* Modifiable branch relative. */ | |
38487e5e | 1693 | HOWTO (R_RBR, /* type */ |
dc810e39 AM |
1694 | 0, /* rightshift */ |
1695 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1696 | 26, /* bitsize */ | |
b34976b6 | 1697 | FALSE, /* pc_relative */ |
dc810e39 | 1698 | 0, /* bitpos */ |
beb1bf64 | 1699 | complain_overflow_signed, /* complain_on_overflow */ |
dc810e39 | 1700 | 0, /* special_function */ |
59862849 | 1701 | "R_RBR_26", /* name */ |
b34976b6 | 1702 | TRUE, /* partial_inplace */ |
a78eab4e | 1703 | 0x03fffffc, /* src_mask */ |
48bfecdd | 1704 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 1705 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1706 | |
1707 | /* Modifiable branch absolute. */ | |
38487e5e | 1708 | HOWTO (R_RBRC, /* type */ |
dc810e39 | 1709 | 0, /* rightshift */ |
48bfecdd | 1710 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1711 | 16, /* bitsize */ |
b34976b6 | 1712 | FALSE, /* pc_relative */ |
dc810e39 | 1713 | 0, /* bitpos */ |
beb1bf64 | 1714 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1715 | 0, /* special_function */ |
1716 | "R_RBRC", /* name */ | |
b34976b6 | 1717 | TRUE, /* partial_inplace */ |
a78eab4e | 1718 | 0xffff, /* src_mask */ |
dc810e39 | 1719 | 0xffff, /* dst_mask */ |
b34976b6 | 1720 | FALSE), /* pcrel_offset */ |
dc810e39 | 1721 | |
38487e5e | 1722 | HOWTO (R_POS, /* type */ |
dc810e39 | 1723 | 0, /* rightshift */ |
59862849 TR |
1724 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
1725 | 32, /* bitsize */ | |
b34976b6 | 1726 | FALSE, /* pc_relative */ |
dc810e39 AM |
1727 | 0, /* bitpos */ |
1728 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1729 | 0, /* special_function */ | |
59862849 | 1730 | "R_POS_32", /* name */ |
b34976b6 | 1731 | TRUE, /* partial_inplace */ |
a78eab4e | 1732 | 0xffffffff, /* src_mask */ |
59862849 | 1733 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1734 | FALSE), /* pcrel_offset */ |
ff3a6ee3 TR |
1735 | |
1736 | /* 16 bit Non modifiable absolute branch. */ | |
54327882 AM |
1737 | HOWTO (R_BA, /* type */ |
1738 | 0, /* rightshift */ | |
59862849 | 1739 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
54327882 | 1740 | 16, /* bitsize */ |
b34976b6 | 1741 | FALSE, /* pc_relative */ |
54327882 | 1742 | 0, /* bitpos */ |
ff3a6ee3 | 1743 | complain_overflow_bitfield, /* complain_on_overflow */ |
54327882 | 1744 | 0, /* special_function */ |
59862849 | 1745 | "R_BA_16", /* name */ |
b34976b6 | 1746 | TRUE, /* partial_inplace */ |
a78eab4e | 1747 | 0xfffc, /* src_mask */ |
54327882 | 1748 | 0xfffc, /* dst_mask */ |
b34976b6 | 1749 | FALSE), /* pcrel_offset */ |
59862849 TR |
1750 | |
1751 | /* Modifiable branch relative. */ | |
cf9ab45b AM |
1752 | HOWTO (R_RBR, /* type */ |
1753 | 0, /* rightshift */ | |
1754 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1755 | 16, /* bitsize */ | |
b34976b6 | 1756 | FALSE, /* pc_relative */ |
cf9ab45b | 1757 | 0, /* bitpos */ |
59862849 | 1758 | complain_overflow_signed, /* complain_on_overflow */ |
cf9ab45b AM |
1759 | 0, /* special_function */ |
1760 | "R_RBR_16", /* name */ | |
b34976b6 | 1761 | TRUE, /* partial_inplace */ |
cf9ab45b AM |
1762 | 0xffff, /* src_mask */ |
1763 | 0xffff, /* dst_mask */ | |
b34976b6 | 1764 | FALSE), /* pcrel_offset */ |
1b164155 TR |
1765 | |
1766 | /* Modifiable branch absolute. */ | |
1767 | HOWTO (R_RBA, /* type */ | |
1768 | 0, /* rightshift */ | |
1769 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1770 | 16, /* bitsize */ | |
b34976b6 | 1771 | FALSE, /* pc_relative */ |
1b164155 TR |
1772 | 0, /* bitpos */ |
1773 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1774 | 0, /* special_function */ | |
1775 | "R_RBA_16", /* name */ | |
b34976b6 | 1776 | TRUE, /* partial_inplace */ |
a78eab4e | 1777 | 0xffff, /* src_mask */ |
1b164155 | 1778 | 0xffff, /* dst_mask */ |
b34976b6 | 1779 | FALSE), /* pcrel_offset */ |
1b164155 | 1780 | |
beb1bf64 TR |
1781 | }; |
1782 | ||
1783 | void | |
1784 | xcoff64_rtype2howto (relent, internal) | |
1785 | arelent *relent; | |
1786 | struct internal_reloc *internal; | |
1787 | { | |
59862849 | 1788 | if (internal->r_type > R_RBRC) |
beb1bf64 TR |
1789 | abort (); |
1790 | ||
59862849 TR |
1791 | /* Default howto layout works most of the time */ |
1792 | relent->howto = &xcoff64_howto_table[internal->r_type]; | |
cf9ab45b | 1793 | |
5c4491d3 | 1794 | /* Special case some 16 bit reloc */ |
59862849 TR |
1795 | if (15 == (internal->r_size & 0x3f)) |
1796 | { | |
cf9ab45b | 1797 | if (R_BA == internal->r_type) |
59862849 | 1798 | relent->howto = &xcoff64_howto_table[0x1d]; |
cf9ab45b | 1799 | else if (R_RBR == internal->r_type) |
59862849 | 1800 | relent->howto = &xcoff64_howto_table[0x1e]; |
cf9ab45b | 1801 | else if (R_RBA == internal->r_type) |
1b164155 | 1802 | relent->howto = &xcoff64_howto_table[0x1f]; |
59862849 TR |
1803 | } |
1804 | /* Special case 32 bit */ | |
1805 | else if (31 == (internal->r_size & 0x3f)) | |
1806 | { | |
cf9ab45b | 1807 | if (R_POS == internal->r_type) |
59862849 TR |
1808 | relent->howto = &xcoff64_howto_table[0x1c]; |
1809 | } | |
cf9ab45b | 1810 | |
beb1bf64 TR |
1811 | /* The r_size field of an XCOFF reloc encodes the bitsize of the |
1812 | relocation, as well as indicating whether it is signed or not. | |
1813 | Doublecheck that the relocation information gathered from the | |
1814 | type matches this information. The bitsize is not significant | |
1815 | for R_REF relocs. */ | |
1816 | if (relent->howto->dst_mask != 0 | |
dc810e39 | 1817 | && (relent->howto->bitsize |
beb1bf64 TR |
1818 | != ((unsigned int) internal->r_size & 0x3f) + 1)) |
1819 | abort (); | |
beb1bf64 TR |
1820 | } |
1821 | ||
1822 | reloc_howto_type * | |
1823 | xcoff64_reloc_type_lookup (abfd, code) | |
1824 | bfd *abfd ATTRIBUTE_UNUSED; | |
1825 | bfd_reloc_code_real_type code; | |
1826 | { | |
1827 | switch (code) | |
1828 | { | |
1829 | case BFD_RELOC_PPC_B26: | |
1830 | return &xcoff64_howto_table[0xa]; | |
ff3a6ee3 TR |
1831 | case BFD_RELOC_PPC_BA16: |
1832 | return &xcoff64_howto_table[0x1d]; | |
beb1bf64 TR |
1833 | case BFD_RELOC_PPC_BA26: |
1834 | return &xcoff64_howto_table[8]; | |
1835 | case BFD_RELOC_PPC_TOC16: | |
1836 | return &xcoff64_howto_table[3]; | |
1837 | case BFD_RELOC_32: | |
1838 | case BFD_RELOC_CTOR: | |
beb1bf64 | 1839 | return &xcoff64_howto_table[0x1c]; |
59862849 TR |
1840 | case BFD_RELOC_64: |
1841 | return &xcoff64_howto_table[0]; | |
beb1bf64 TR |
1842 | default: |
1843 | return NULL; | |
1844 | } | |
1845 | } | |
1846 | ||
beb1bf64 TR |
1847 | /* Read in the armap of an XCOFF archive. */ |
1848 | ||
b34976b6 | 1849 | static bfd_boolean |
beb1bf64 TR |
1850 | xcoff64_slurp_armap (abfd) |
1851 | bfd *abfd; | |
1852 | { | |
1853 | file_ptr off; | |
1854 | size_t namlen; | |
dc810e39 | 1855 | bfd_size_type sz, amt; |
beb1bf64 TR |
1856 | bfd_byte *contents, *cend; |
1857 | bfd_vma c, i; | |
1858 | carsym *arsym; | |
1859 | bfd_byte *p; | |
dc810e39 | 1860 | file_ptr pos; |
beb1bf64 TR |
1861 | |
1862 | /* This is for the new format. */ | |
1863 | struct xcoff_ar_hdr_big hdr; | |
1864 | ||
dc810e39 AM |
1865 | if (xcoff_ardata (abfd) == NULL) |
1866 | { | |
b34976b6 AM |
1867 | bfd_has_map (abfd) = FALSE; |
1868 | return TRUE; | |
dc810e39 | 1869 | } |
beb1bf64 | 1870 | |
487e54f2 AM |
1871 | off = bfd_scan_vma (xcoff_ardata_big (abfd)->symoff64, |
1872 | (const char **) NULL, 10); | |
dc810e39 AM |
1873 | if (off == 0) |
1874 | { | |
b34976b6 AM |
1875 | bfd_has_map (abfd) = FALSE; |
1876 | return TRUE; | |
dc810e39 | 1877 | } |
beb1bf64 TR |
1878 | |
1879 | if (bfd_seek (abfd, off, SEEK_SET) != 0) | |
b34976b6 | 1880 | return FALSE; |
beb1bf64 TR |
1881 | |
1882 | /* The symbol table starts with a normal archive header. */ | |
dc810e39 AM |
1883 | if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd) |
1884 | != SIZEOF_AR_HDR_BIG) | |
b34976b6 | 1885 | return FALSE; |
beb1bf64 TR |
1886 | |
1887 | /* Skip the name (normally empty). */ | |
1888 | namlen = strtol (hdr.namlen, (char **) NULL, 10); | |
dc810e39 AM |
1889 | pos = ((namlen + 1) & ~(size_t) 1) + SXCOFFARFMAG; |
1890 | if (bfd_seek (abfd, pos, SEEK_CUR) != 0) | |
b34976b6 | 1891 | return FALSE; |
beb1bf64 | 1892 | |
487e54f2 | 1893 | sz = bfd_scan_vma (hdr.size, (const char **) NULL, 10); |
beb1bf64 TR |
1894 | |
1895 | /* Read in the entire symbol table. */ | |
1896 | contents = (bfd_byte *) bfd_alloc (abfd, sz); | |
1897 | if (contents == NULL) | |
b34976b6 | 1898 | return FALSE; |
dc810e39 | 1899 | if (bfd_bread ((PTR) contents, sz, abfd) != sz) |
b34976b6 | 1900 | return FALSE; |
beb1bf64 TR |
1901 | |
1902 | /* The symbol table starts with an eight byte count. */ | |
dc810e39 | 1903 | c = H_GET_64 (abfd, contents); |
beb1bf64 | 1904 | |
dc810e39 AM |
1905 | if (c * 8 >= sz) |
1906 | { | |
1907 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 1908 | return FALSE; |
dc810e39 AM |
1909 | } |
1910 | amt = c; | |
1911 | amt *= sizeof (carsym); | |
1912 | bfd_ardata (abfd)->symdefs = (carsym *) bfd_alloc (abfd, amt); | |
beb1bf64 | 1913 | if (bfd_ardata (abfd)->symdefs == NULL) |
b34976b6 | 1914 | return FALSE; |
dc810e39 | 1915 | |
beb1bf64 TR |
1916 | /* After the count comes a list of eight byte file offsets. */ |
1917 | for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 8; | |
1918 | i < c; | |
1919 | ++i, ++arsym, p += 8) | |
dc810e39 | 1920 | arsym->file_offset = H_GET_64 (abfd, p); |
beb1bf64 TR |
1921 | |
1922 | /* After the file offsets come null terminated symbol names. */ | |
1923 | cend = contents + sz; | |
1924 | for (i = 0, arsym = bfd_ardata (abfd)->symdefs; | |
1925 | i < c; | |
1926 | ++i, ++arsym, p += strlen ((char *) p) + 1) | |
1927 | { | |
1928 | if (p >= cend) | |
1929 | { | |
1930 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 1931 | return FALSE; |
beb1bf64 TR |
1932 | } |
1933 | arsym->name = (char *) p; | |
1934 | } | |
1935 | ||
1936 | bfd_ardata (abfd)->symdef_count = c; | |
b34976b6 | 1937 | bfd_has_map (abfd) = TRUE; |
beb1bf64 | 1938 | |
b34976b6 | 1939 | return TRUE; |
beb1bf64 TR |
1940 | } |
1941 | ||
1942 | ||
beb1bf64 TR |
1943 | /* See if this is an NEW XCOFF archive. */ |
1944 | ||
814fa6ab | 1945 | static const bfd_target * |
beb1bf64 TR |
1946 | xcoff64_archive_p (abfd) |
1947 | bfd *abfd; | |
1948 | { | |
487e54f2 | 1949 | struct artdata *tdata_hold; |
beb1bf64 TR |
1950 | char magic[SXCOFFARMAG]; |
1951 | /* This is the new format. */ | |
1952 | struct xcoff_ar_file_hdr_big hdr; | |
dc810e39 | 1953 | bfd_size_type amt = SXCOFFARMAG; |
beb1bf64 | 1954 | |
dc810e39 AM |
1955 | if (bfd_bread ((PTR) magic, amt, abfd) != amt) |
1956 | { | |
1957 | if (bfd_get_error () != bfd_error_system_call) | |
1958 | bfd_set_error (bfd_error_wrong_format); | |
1959 | return NULL; | |
1960 | } | |
1961 | ||
1962 | if (strncmp (magic, XCOFFARMAGBIG, SXCOFFARMAG) != 0) | |
1963 | { | |
1964 | bfd_set_error (bfd_error_wrong_format); | |
1965 | return NULL; | |
1966 | } | |
beb1bf64 | 1967 | |
beb1bf64 TR |
1968 | /* Copy over the magic string. */ |
1969 | memcpy (hdr.magic, magic, SXCOFFARMAG); | |
1970 | ||
1971 | /* Now read the rest of the file header. */ | |
487e54f2 AM |
1972 | amt = SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG; |
1973 | if (bfd_bread ((PTR) &hdr.memoff, amt, abfd) != amt) | |
dc810e39 AM |
1974 | { |
1975 | if (bfd_get_error () != bfd_error_system_call) | |
1976 | bfd_set_error (bfd_error_wrong_format); | |
1977 | return NULL; | |
1978 | } | |
beb1bf64 | 1979 | |
487e54f2 AM |
1980 | tdata_hold = bfd_ardata (abfd); |
1981 | ||
1982 | amt = sizeof (struct artdata); | |
1983 | bfd_ardata (abfd) = (struct artdata *) bfd_zalloc (abfd, amt); | |
1984 | if (bfd_ardata (abfd) == (struct artdata *) NULL) | |
1985 | goto error_ret_restore; | |
1986 | ||
1987 | bfd_ardata (abfd)->cache = NULL; | |
1988 | bfd_ardata (abfd)->archive_head = NULL; | |
1989 | bfd_ardata (abfd)->symdefs = NULL; | |
1990 | bfd_ardata (abfd)->extended_names = NULL; | |
1991 | bfd_ardata (abfd)->first_file_filepos = bfd_scan_vma (hdr.firstmemoff, | |
1992 | (const char **) NULL, | |
1993 | 10); | |
beb1bf64 | 1994 | |
dc810e39 AM |
1995 | amt = SIZEOF_AR_FILE_HDR_BIG; |
1996 | bfd_ardata (abfd)->tdata = bfd_zalloc (abfd, amt); | |
beb1bf64 | 1997 | if (bfd_ardata (abfd)->tdata == NULL) |
487e54f2 | 1998 | goto error_ret; |
dc810e39 | 1999 | |
beb1bf64 TR |
2000 | memcpy (bfd_ardata (abfd)->tdata, &hdr, SIZEOF_AR_FILE_HDR_BIG); |
2001 | ||
dc810e39 AM |
2002 | if (! xcoff64_slurp_armap (abfd)) |
2003 | { | |
487e54f2 | 2004 | error_ret: |
dc810e39 | 2005 | bfd_release (abfd, bfd_ardata (abfd)); |
487e54f2 AM |
2006 | error_ret_restore: |
2007 | bfd_ardata (abfd) = tdata_hold; | |
dc810e39 AM |
2008 | return NULL; |
2009 | } | |
beb1bf64 TR |
2010 | |
2011 | return abfd->xvec; | |
2012 | } | |
2013 | ||
2014 | ||
2015 | /* Open the next element in an XCOFF archive. */ | |
2016 | ||
814fa6ab | 2017 | static bfd * |
beb1bf64 TR |
2018 | xcoff64_openr_next_archived_file (archive, last_file) |
2019 | bfd *archive; | |
2020 | bfd *last_file; | |
2021 | { | |
cf3d882d | 2022 | bfd_vma filestart; |
beb1bf64 | 2023 | |
dc810e39 AM |
2024 | if ((xcoff_ardata (archive) == NULL) |
2025 | || ! xcoff_big_format_p (archive)) | |
2026 | { | |
2027 | bfd_set_error (bfd_error_invalid_operation); | |
2028 | return NULL; | |
2029 | } | |
beb1bf64 | 2030 | |
dc810e39 AM |
2031 | if (last_file == NULL) |
2032 | { | |
beb1bf64 | 2033 | filestart = bfd_ardata (archive)->first_file_filepos; |
dc810e39 AM |
2034 | } |
2035 | else | |
2036 | { | |
487e54f2 AM |
2037 | filestart = bfd_scan_vma (arch_xhdr_big (last_file)->nextoff, |
2038 | (const char **) NULL, 10); | |
dc810e39 | 2039 | } |
487e54f2 | 2040 | |
beb1bf64 | 2041 | if (filestart == 0 |
487e54f2 AM |
2042 | || filestart == bfd_scan_vma (xcoff_ardata_big (archive)->memoff, |
2043 | (const char **) NULL, 10) | |
2044 | || filestart == bfd_scan_vma (xcoff_ardata_big (archive)->symoff, | |
2045 | (const char **) NULL, 10)) | |
dc810e39 AM |
2046 | { |
2047 | bfd_set_error (bfd_error_no_more_archived_files); | |
2048 | return NULL; | |
2049 | } | |
beb1bf64 | 2050 | |
cf3d882d | 2051 | return _bfd_get_elt_at_filepos (archive, (file_ptr) filestart); |
beb1bf64 TR |
2052 | } |
2053 | ||
2054 | /* We can't use the usual coff_sizeof_headers routine, because AIX | |
2055 | always uses an a.out header. */ | |
2056 | ||
814fa6ab | 2057 | static int |
beb1bf64 TR |
2058 | xcoff64_sizeof_headers (abfd, reloc) |
2059 | bfd *abfd; | |
b34976b6 | 2060 | bfd_boolean reloc ATTRIBUTE_UNUSED; |
beb1bf64 TR |
2061 | { |
2062 | int size; | |
2063 | ||
dc810e39 | 2064 | size = bfd_coff_filhsz (abfd); |
beb1bf64 | 2065 | |
08da05b0 | 2066 | /* Don't think the small aout header can be used since some of the |
dc810e39 AM |
2067 | old elements have been reordered past the end of the old coff |
2068 | small aout size. */ | |
beb1bf64 TR |
2069 | |
2070 | if (xcoff_data (abfd)->full_aouthdr) | |
dc810e39 | 2071 | size += bfd_coff_aoutsz (abfd); |
beb1bf64 | 2072 | |
dc810e39 | 2073 | size += abfd->section_count * bfd_coff_scnhsz (abfd); |
beb1bf64 TR |
2074 | return size; |
2075 | } | |
2076 | ||
2077 | ||
2078 | ||
2079 | static asection * | |
dc810e39 | 2080 | xcoff64_create_csect_from_smclas (abfd, aux, symbol_name) |
beb1bf64 TR |
2081 | bfd *abfd; |
2082 | union internal_auxent *aux; | |
2083 | const char *symbol_name; | |
2084 | { | |
2085 | asection *return_value = NULL; | |
2086 | ||
dc810e39 AM |
2087 | /* Changes from 32 : |
2088 | .sv == 8, is only for 32 bit programs | |
2089 | .ti == 12 and .tb == 13 are now reserved. */ | |
2090 | static const char *names[19] = | |
2091 | { | |
beb1bf64 TR |
2092 | ".pr", ".ro", ".db", ".tc", ".ua", ".rw", ".gl", ".xo", |
2093 | NULL, ".bs", ".ds", ".uc", NULL, NULL, NULL, ".tc0", | |
dc810e39 | 2094 | ".td", ".sv64", ".sv3264" |
beb1bf64 TR |
2095 | }; |
2096 | ||
dc810e39 AM |
2097 | if ((19 >= aux->x_csect.x_smclas) |
2098 | && (NULL != names[aux->x_csect.x_smclas])) | |
2099 | { | |
beb1bf64 | 2100 | |
dc810e39 AM |
2101 | return_value = bfd_make_section_anyway |
2102 | (abfd, names[aux->x_csect.x_smclas]); | |
beb1bf64 | 2103 | |
dc810e39 AM |
2104 | } |
2105 | else | |
2106 | { | |
2107 | (*_bfd_error_handler) | |
2108 | (_("%s: symbol `%s' has unrecognized smclas %d"), | |
8f615d07 | 2109 | bfd_archive_filename (abfd), symbol_name, aux->x_csect.x_smclas); |
dc810e39 AM |
2110 | bfd_set_error (bfd_error_bad_value); |
2111 | } | |
beb1bf64 TR |
2112 | |
2113 | return return_value; | |
2114 | } | |
2115 | ||
b34976b6 | 2116 | static bfd_boolean |
beb1bf64 | 2117 | xcoff64_is_lineno_count_overflow (abfd, value) |
dc810e39 AM |
2118 | bfd *abfd ATTRIBUTE_UNUSED; |
2119 | bfd_vma value ATTRIBUTE_UNUSED; | |
beb1bf64 | 2120 | { |
b34976b6 | 2121 | return FALSE; |
beb1bf64 TR |
2122 | } |
2123 | ||
b34976b6 | 2124 | static bfd_boolean |
beb1bf64 | 2125 | xcoff64_is_reloc_count_overflow (abfd, value) |
dc810e39 AM |
2126 | bfd *abfd ATTRIBUTE_UNUSED; |
2127 | bfd_vma value ATTRIBUTE_UNUSED; | |
beb1bf64 | 2128 | { |
b34976b6 | 2129 | return FALSE; |
beb1bf64 TR |
2130 | } |
2131 | ||
814fa6ab | 2132 | static bfd_vma |
beb1bf64 | 2133 | xcoff64_loader_symbol_offset (abfd, ldhdr) |
dc810e39 AM |
2134 | bfd *abfd ATTRIBUTE_UNUSED; |
2135 | struct internal_ldhdr *ldhdr; | |
beb1bf64 TR |
2136 | { |
2137 | return (ldhdr->l_symoff); | |
2138 | } | |
2139 | ||
814fa6ab | 2140 | static bfd_vma |
beb1bf64 | 2141 | xcoff64_loader_reloc_offset (abfd, ldhdr) |
dc810e39 AM |
2142 | bfd *abfd ATTRIBUTE_UNUSED; |
2143 | struct internal_ldhdr *ldhdr; | |
beb1bf64 TR |
2144 | { |
2145 | return (ldhdr->l_rldoff); | |
2146 | } | |
2147 | ||
b34976b6 | 2148 | static bfd_boolean |
eb1e0e80 NC |
2149 | xcoff64_bad_format_hook (abfd, filehdr) |
2150 | bfd * abfd; | |
2151 | PTR filehdr; | |
2152 | { | |
2153 | struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr; | |
2154 | ||
2155 | /* Check flavor first. */ | |
2156 | if (bfd_get_flavour (abfd) != bfd_target_xcoff_flavour) | |
b34976b6 | 2157 | return FALSE; |
eb1e0e80 NC |
2158 | |
2159 | if (bfd_xcoff_magic_number (abfd) != internal_f->f_magic) | |
b34976b6 | 2160 | return FALSE; |
eb1e0e80 | 2161 | |
b34976b6 | 2162 | return TRUE; |
eb1e0e80 NC |
2163 | } |
2164 | ||
b34976b6 | 2165 | static bfd_boolean |
69f284c7 | 2166 | xcoff64_generate_rtinit (abfd, init, fini, rtld) |
9a4c7f16 TR |
2167 | bfd *abfd; |
2168 | const char *init; | |
2169 | const char *fini; | |
b34976b6 | 2170 | bfd_boolean rtld; |
9a4c7f16 TR |
2171 | { |
2172 | bfd_byte filehdr_ext[FILHSZ]; | |
69f284c7 TR |
2173 | bfd_byte scnhdr_ext[SCNHSZ * 3]; |
2174 | bfd_byte syment_ext[SYMESZ * 10]; | |
2175 | bfd_byte reloc_ext[RELSZ * 3]; | |
9a4c7f16 TR |
2176 | bfd_byte *data_buffer; |
2177 | bfd_size_type data_buffer_size; | |
2178 | bfd_byte *string_table, *st_tmp; | |
2179 | bfd_size_type string_table_size; | |
2180 | bfd_vma val; | |
2181 | size_t initsz, finisz; | |
2182 | struct internal_filehdr filehdr; | |
69f284c7 TR |
2183 | struct internal_scnhdr text_scnhdr; |
2184 | struct internal_scnhdr data_scnhdr; | |
2185 | struct internal_scnhdr bss_scnhdr; | |
9a4c7f16 TR |
2186 | struct internal_syment syment; |
2187 | union internal_auxent auxent; | |
2188 | struct internal_reloc reloc; | |
54327882 | 2189 | |
69f284c7 | 2190 | char *text_name = ".text"; |
9a4c7f16 | 2191 | char *data_name = ".data"; |
69f284c7 | 2192 | char *bss_name = ".bss"; |
9a4c7f16 | 2193 | char *rtinit_name = "__rtinit"; |
69f284c7 | 2194 | char *rtld_name = "__rtld"; |
54327882 | 2195 | |
69f284c7 | 2196 | if (! bfd_xcoff_rtinit_size (abfd)) |
b34976b6 | 2197 | return FALSE; |
9a4c7f16 TR |
2198 | |
2199 | initsz = (init == NULL ? 0 : 1 + strlen (init)); | |
2200 | finisz = (fini == NULL ? 0 : 1 + strlen (fini)); | |
2201 | ||
eb1e0e80 | 2202 | /* File header. */ |
9a4c7f16 TR |
2203 | memset (filehdr_ext, 0, FILHSZ); |
2204 | memset (&filehdr, 0, sizeof (struct internal_filehdr)); | |
2205 | filehdr.f_magic = bfd_xcoff_magic_number (abfd); | |
54327882 | 2206 | filehdr.f_nscns = 3; |
9a4c7f16 TR |
2207 | filehdr.f_timdat = 0; |
2208 | filehdr.f_nsyms = 0; /* at least 6, no more than 8 */ | |
2209 | filehdr.f_symptr = 0; /* set below */ | |
2210 | filehdr.f_opthdr = 0; | |
2211 | filehdr.f_flags = 0; | |
2212 | ||
eb1e0e80 | 2213 | /* Section headers. */ |
69f284c7 TR |
2214 | memset (scnhdr_ext, 0, 3 * SCNHSZ); |
2215 | ||
eb1e0e80 | 2216 | /* Text. */ |
69f284c7 TR |
2217 | memset (&text_scnhdr, 0, sizeof (struct internal_scnhdr)); |
2218 | memcpy (text_scnhdr.s_name, text_name, strlen (text_name)); | |
2219 | text_scnhdr.s_paddr = 0; | |
2220 | text_scnhdr.s_vaddr = 0; | |
2221 | text_scnhdr.s_size = 0; | |
2222 | text_scnhdr.s_scnptr = 0; | |
2223 | text_scnhdr.s_relptr = 0; | |
2224 | text_scnhdr.s_lnnoptr = 0; | |
2225 | text_scnhdr.s_nreloc = 0; | |
2226 | text_scnhdr.s_nlnno = 0; | |
2227 | text_scnhdr.s_flags = STYP_TEXT; | |
2228 | ||
eb1e0e80 | 2229 | /* Data. */ |
69f284c7 TR |
2230 | memset (&data_scnhdr, 0, sizeof (struct internal_scnhdr)); |
2231 | memcpy (data_scnhdr.s_name, data_name, strlen (data_name)); | |
2232 | data_scnhdr.s_paddr = 0; | |
2233 | data_scnhdr.s_vaddr = 0; | |
2234 | data_scnhdr.s_size = 0; /* set below */ | |
2235 | data_scnhdr.s_scnptr = FILHSZ + 3 * SCNHSZ; | |
2236 | data_scnhdr.s_relptr = 0; /* set below */ | |
2237 | data_scnhdr.s_lnnoptr = 0; | |
2238 | data_scnhdr.s_nreloc = 0; /* either 1 or 2 */ | |
2239 | data_scnhdr.s_nlnno = 0; | |
2240 | data_scnhdr.s_flags = STYP_DATA; | |
2241 | ||
eb1e0e80 | 2242 | /* Bss. */ |
69f284c7 TR |
2243 | memset (&bss_scnhdr, 0, sizeof (struct internal_scnhdr)); |
2244 | memcpy (bss_scnhdr.s_name, bss_name, strlen (bss_name)); | |
2245 | bss_scnhdr.s_paddr = 0; /* set below */ | |
2246 | bss_scnhdr.s_vaddr = 0; /* set below */ | |
2247 | bss_scnhdr.s_size = 0; /* set below */ | |
2248 | bss_scnhdr.s_scnptr = 0; | |
54327882 | 2249 | bss_scnhdr.s_relptr = 0; |
69f284c7 TR |
2250 | bss_scnhdr.s_lnnoptr = 0; |
2251 | bss_scnhdr.s_nreloc = 0; | |
2252 | bss_scnhdr.s_nlnno = 0; | |
2253 | bss_scnhdr.s_flags = STYP_BSS; | |
9a4c7f16 | 2254 | |
54327882 | 2255 | /* .data |
cf9ab45b AM |
2256 | 0x0000 0x00000000 : rtl |
2257 | 0x0004 0x00000000 : | |
2258 | 0x0008 0x00000018 : offset to init, or 0 | |
2259 | 0x000C 0x00000038 : offset to fini, or 0 | |
2260 | 0x0010 0x00000010 : size of descriptor | |
2261 | 0x0014 0x00000000 : pad | |
2262 | 0x0018 0x00000000 : init, needs a reloc | |
2263 | 0x001C 0x00000000 : | |
2264 | 0x0020 0x00000058 : offset to init name | |
2265 | 0x0024 0x00000000 : flags, padded to a word | |
2266 | 0x0028 0x00000000 : empty init | |
2267 | 0x002C 0x00000000 : | |
2268 | 0x0030 0x00000000 : | |
2269 | 0x0034 0x00000000 : | |
2270 | 0x0038 0x00000000 : fini, needs a reloc | |
2271 | 0x003C 0x00000000 : | |
2272 | 0x0040 0x00000??? : offset to fini name | |
2273 | 0x0044 0x00000000 : flags, padded to a word | |
2274 | 0x0048 0x00000000 : empty fini | |
2275 | 0x004C 0x00000000 : | |
2276 | 0x0050 0x00000000 : | |
2277 | 0x0054 0x00000000 : | |
2278 | 0x0058 init name | |
9a4c7f16 TR |
2279 | 0x0058 + initsz fini name */ |
2280 | ||
2281 | data_buffer_size = 0x0058 + initsz + finisz; | |
2a52da53 | 2282 | data_buffer_size = (data_buffer_size + 7) &~ (bfd_size_type) 7; |
330693f5 | 2283 | data_buffer = NULL; |
9bab7074 | 2284 | data_buffer = (bfd_byte *) bfd_zmalloc (data_buffer_size); |
330693f5 | 2285 | if (data_buffer == NULL) |
b34976b6 | 2286 | return FALSE; |
54327882 | 2287 | |
54327882 | 2288 | if (initsz) |
9a4c7f16 TR |
2289 | { |
2290 | val = 0x18; | |
2291 | bfd_put_32 (abfd, val, &data_buffer[0x08]); | |
2292 | val = 0x58; | |
2293 | bfd_put_32 (abfd, val, &data_buffer[0x20]); | |
2294 | memcpy (&data_buffer[val], init, initsz); | |
2295 | } | |
2296 | ||
54327882 | 2297 | if (finisz) |
9a4c7f16 TR |
2298 | { |
2299 | val = 0x38; | |
2300 | bfd_put_32 (abfd, val, &data_buffer[0x0C]); | |
2301 | val = 0x58 + initsz; | |
2302 | bfd_put_32 (abfd, val, &data_buffer[0x40]); | |
2303 | memcpy (&data_buffer[val], fini, finisz); | |
2304 | } | |
2305 | ||
2306 | val = 0x10; | |
2307 | bfd_put_32 (abfd, val, &data_buffer[0x10]); | |
69f284c7 TR |
2308 | data_scnhdr.s_size = data_buffer_size; |
2309 | bss_scnhdr.s_paddr = bss_scnhdr.s_vaddr = data_scnhdr.s_size; | |
9a4c7f16 | 2310 | |
eb1e0e80 | 2311 | /* String table. */ |
9a4c7f16 TR |
2312 | string_table_size = 4; |
2313 | string_table_size += strlen (data_name) + 1; | |
2314 | string_table_size += strlen (rtinit_name) + 1; | |
2315 | string_table_size += initsz; | |
2316 | string_table_size += finisz; | |
cf9ab45b | 2317 | if (rtld) |
69f284c7 | 2318 | string_table_size += strlen (rtld_name) + 1; |
9a4c7f16 | 2319 | |
9bab7074 AM |
2320 | string_table = (bfd_byte *) bfd_zmalloc (string_table_size); |
2321 | if (string_table == NULL) | |
b34976b6 | 2322 | return FALSE; |
9bab7074 | 2323 | |
9a4c7f16 TR |
2324 | val = string_table_size; |
2325 | bfd_put_32 (abfd, val, &string_table[0]); | |
2326 | st_tmp = string_table + 4; | |
54327882 AM |
2327 | |
2328 | /* symbols | |
9a4c7f16 TR |
2329 | 0. .data csect |
2330 | 2. __rtinit | |
54327882 AM |
2331 | 4. init function |
2332 | 6. fini function | |
69f284c7 TR |
2333 | 8. __rtld */ |
2334 | memset (syment_ext, 0, 10 * SYMESZ); | |
2335 | memset (reloc_ext, 0, 3 * RELSZ); | |
9a4c7f16 TR |
2336 | |
2337 | /* .data csect */ | |
2338 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2339 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2340 | ||
2341 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2342 | memcpy (st_tmp, data_name, strlen (data_name)); | |
2343 | st_tmp += strlen (data_name) + 1; | |
2344 | ||
69f284c7 | 2345 | syment.n_scnum = 2; |
9a4c7f16 TR |
2346 | syment.n_sclass = C_HIDEXT; |
2347 | syment.n_numaux = 1; | |
2348 | auxent.x_csect.x_scnlen.l = data_buffer_size; | |
2349 | auxent.x_csect.x_smtyp = 3 << 3 | XTY_SD; | |
2350 | auxent.x_csect.x_smclas = XMC_RW; | |
54327882 | 2351 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2352 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2353 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2354 | syment.n_numaux, | |
9a4c7f16 TR |
2355 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2356 | filehdr.f_nsyms += 2; | |
2357 | ||
2358 | /* __rtinit */ | |
2359 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2360 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2361 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2362 | memcpy (st_tmp, rtinit_name, strlen (rtinit_name)); | |
2363 | st_tmp += strlen (rtinit_name) + 1; | |
54327882 | 2364 | |
69f284c7 | 2365 | syment.n_scnum = 2; |
9a4c7f16 TR |
2366 | syment.n_sclass = C_EXT; |
2367 | syment.n_numaux = 1; | |
2368 | auxent.x_csect.x_smtyp = XTY_LD; | |
2369 | auxent.x_csect.x_smclas = XMC_RW; | |
54327882 | 2370 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2371 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2372 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2373 | syment.n_numaux, | |
9a4c7f16 TR |
2374 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2375 | filehdr.f_nsyms += 2; | |
2376 | ||
eb1e0e80 | 2377 | /* Init. */ |
54327882 | 2378 | if (initsz) |
9a4c7f16 TR |
2379 | { |
2380 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2381 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2382 | ||
2383 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2384 | memcpy (st_tmp, init, initsz); | |
2385 | st_tmp += initsz; | |
2386 | ||
2387 | syment.n_sclass = C_EXT; | |
2388 | syment.n_numaux = 1; | |
54327882 | 2389 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2390 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2391 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2392 | syment.n_numaux, | |
9a4c7f16 | 2393 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
eb1e0e80 | 2394 | /* Reloc. */ |
9a4c7f16 TR |
2395 | memset (&reloc, 0, sizeof (struct internal_reloc)); |
2396 | reloc.r_vaddr = 0x0018; | |
2397 | reloc.r_symndx = filehdr.f_nsyms; | |
2398 | reloc.r_type = R_POS; | |
2399 | reloc.r_size = 63; | |
2400 | bfd_coff_swap_reloc_out (abfd, &reloc, &reloc_ext[0]); | |
2401 | ||
2402 | filehdr.f_nsyms += 2; | |
69f284c7 | 2403 | data_scnhdr.s_nreloc += 1; |
9a4c7f16 TR |
2404 | } |
2405 | ||
eb1e0e80 | 2406 | /* Finit. */ |
54327882 | 2407 | if (finisz) |
9a4c7f16 TR |
2408 | { |
2409 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2410 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2411 | ||
2412 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2413 | memcpy (st_tmp, fini, finisz); | |
2414 | st_tmp += finisz; | |
2415 | ||
2416 | syment.n_sclass = C_EXT; | |
2417 | syment.n_numaux = 1; | |
54327882 | 2418 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2419 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2420 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2421 | syment.n_numaux, | |
9a4c7f16 TR |
2422 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2423 | ||
eb1e0e80 | 2424 | /* Reloc. */ |
9a4c7f16 TR |
2425 | memset (&reloc, 0, sizeof (struct internal_reloc)); |
2426 | reloc.r_vaddr = 0x0038; | |
2427 | reloc.r_symndx = filehdr.f_nsyms; | |
2428 | reloc.r_type = R_POS; | |
2429 | reloc.r_size = 63; | |
54327882 | 2430 | bfd_coff_swap_reloc_out (abfd, &reloc, |
69f284c7 | 2431 | &reloc_ext[data_scnhdr.s_nreloc * RELSZ]); |
9a4c7f16 TR |
2432 | |
2433 | filehdr.f_nsyms += 2; | |
69f284c7 | 2434 | data_scnhdr.s_nreloc += 1; |
9a4c7f16 TR |
2435 | } |
2436 | ||
69f284c7 TR |
2437 | if (rtld) |
2438 | { | |
2439 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2440 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2441 | ||
2442 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2443 | memcpy (st_tmp, rtld_name, strlen (rtld_name)); | |
2444 | st_tmp += strlen (rtld_name) + 1; | |
2445 | ||
2446 | syment.n_sclass = C_EXT; | |
2447 | syment.n_numaux = 1; | |
54327882 | 2448 | bfd_coff_swap_sym_out (abfd, &syment, |
69f284c7 | 2449 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2450 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2451 | syment.n_numaux, | |
69f284c7 TR |
2452 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2453 | ||
eb1e0e80 | 2454 | /* Reloc. */ |
69f284c7 TR |
2455 | memset (&reloc, 0, sizeof (struct internal_reloc)); |
2456 | reloc.r_vaddr = 0x0000; | |
2457 | reloc.r_symndx = filehdr.f_nsyms; | |
2458 | reloc.r_type = R_POS; | |
2459 | reloc.r_size = 63; | |
54327882 | 2460 | bfd_coff_swap_reloc_out (abfd, &reloc, |
69f284c7 TR |
2461 | &reloc_ext[data_scnhdr.s_nreloc * RELSZ]); |
2462 | ||
2463 | filehdr.f_nsyms += 2; | |
2464 | data_scnhdr.s_nreloc += 1; | |
2465 | ||
2466 | bss_scnhdr.s_size = 0; | |
2467 | } | |
2468 | ||
2469 | data_scnhdr.s_relptr = data_scnhdr.s_scnptr + data_buffer_size; | |
2470 | filehdr.f_symptr = data_scnhdr.s_relptr + data_scnhdr.s_nreloc * RELSZ; | |
9a4c7f16 TR |
2471 | |
2472 | bfd_coff_swap_filehdr_out (abfd, &filehdr, filehdr_ext); | |
2473 | bfd_bwrite (filehdr_ext, FILHSZ, abfd); | |
69f284c7 TR |
2474 | bfd_coff_swap_scnhdr_out (abfd, &text_scnhdr, &scnhdr_ext[SCNHSZ * 0]); |
2475 | bfd_coff_swap_scnhdr_out (abfd, &data_scnhdr, &scnhdr_ext[SCNHSZ * 1]); | |
2476 | bfd_coff_swap_scnhdr_out (abfd, &bss_scnhdr, &scnhdr_ext[SCNHSZ * 2]); | |
2477 | bfd_bwrite (scnhdr_ext, 3 * SCNHSZ, abfd); | |
9a4c7f16 | 2478 | bfd_bwrite (data_buffer, data_buffer_size, abfd); |
69f284c7 | 2479 | bfd_bwrite (reloc_ext, data_scnhdr.s_nreloc * RELSZ, abfd); |
9a4c7f16 TR |
2480 | bfd_bwrite (syment_ext, filehdr.f_nsyms * SYMESZ, abfd); |
2481 | bfd_bwrite (string_table, string_table_size, abfd); | |
2482 | ||
330693f5 TR |
2483 | free (data_buffer); |
2484 | data_buffer = NULL; | |
2485 | ||
b34976b6 | 2486 | return TRUE; |
9a4c7f16 TR |
2487 | } |
2488 | ||
beb1bf64 TR |
2489 | /* The typical dynamic reloc. */ |
2490 | ||
2491 | static reloc_howto_type xcoff64_dynamic_reloc = | |
dc810e39 AM |
2492 | HOWTO (0, /* type */ |
2493 | 0, /* rightshift */ | |
2494 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
2495 | 64, /* bitsize */ | |
b34976b6 | 2496 | FALSE, /* pc_relative */ |
dc810e39 AM |
2497 | 0, /* bitpos */ |
2498 | complain_overflow_bitfield, /* complain_on_overflow */ | |
2499 | 0, /* special_function */ | |
2500 | "R_POS", /* name */ | |
b34976b6 | 2501 | TRUE, /* partial_inplace */ |
dc810e39 AM |
2502 | MINUS_ONE, /* src_mask */ |
2503 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 2504 | FALSE); /* pcrel_offset */ |
beb1bf64 TR |
2505 | |
2506 | static unsigned long xcoff64_glink_code[10] = | |
2507 | { | |
54327882 AM |
2508 | 0xe9820000, /* ld r12,0(r2) */ |
2509 | 0xf8410028, /* std r2,40(r1) */ | |
2510 | 0xe80c0000, /* ld r0,0(r12) */ | |
2511 | 0xe84c0008, /* ld r0,8(r12) */ | |
2512 | 0x7c0903a6, /* mtctr r0 */ | |
2513 | 0x4e800420, /* bctr */ | |
2514 | 0x00000000, /* start of traceback table */ | |
2515 | 0x000ca000, /* traceback table */ | |
2516 | 0x00000000, /* traceback table */ | |
2517 | 0x00000018, /* ??? */ | |
beb1bf64 TR |
2518 | }; |
2519 | ||
dc810e39 | 2520 | static const struct xcoff_backend_data_rec bfd_xcoff_backend_data = |
cf9ab45b AM |
2521 | { |
2522 | { /* COFF backend, defined in libcoff.h. */ | |
2523 | _bfd_xcoff64_swap_aux_in, | |
2524 | _bfd_xcoff64_swap_sym_in, | |
2525 | _bfd_xcoff64_swap_lineno_in, | |
2526 | _bfd_xcoff64_swap_aux_out, | |
2527 | _bfd_xcoff64_swap_sym_out, | |
2528 | _bfd_xcoff64_swap_lineno_out, | |
2529 | xcoff64_swap_reloc_out, | |
2530 | coff_swap_filehdr_out, | |
2531 | coff_swap_aouthdr_out, | |
2532 | coff_swap_scnhdr_out, | |
2533 | FILHSZ, | |
2534 | AOUTSZ, | |
2535 | SCNHSZ, | |
2536 | SYMESZ, | |
2537 | AUXESZ, | |
2538 | RELSZ, | |
2539 | LINESZ, | |
2540 | FILNMLEN, | |
b34976b6 AM |
2541 | TRUE, /* _bfd_coff_long_filenames */ |
2542 | FALSE, /* _bfd_coff_long_section_names */ | |
cf9ab45b | 2543 | 3, /* _bfd_coff_default_section_alignment_power */ |
b34976b6 | 2544 | TRUE, /* _bfd_coff_force_symnames_in_strings */ |
cf9ab45b AM |
2545 | 4, /* _bfd_coff_debug_string_prefix_length */ |
2546 | coff_swap_filehdr_in, | |
2547 | coff_swap_aouthdr_in, | |
2548 | coff_swap_scnhdr_in, | |
2549 | xcoff64_swap_reloc_in, | |
2550 | xcoff64_bad_format_hook, | |
2551 | coff_set_arch_mach_hook, | |
2552 | coff_mkobject_hook, | |
2553 | styp_to_sec_flags, | |
2554 | coff_set_alignment_hook, | |
2555 | coff_slurp_symbol_table, | |
2556 | symname_in_debug_hook, | |
2557 | coff_pointerize_aux_hook, | |
2558 | coff_print_aux, | |
2559 | dummy_reloc16_extra_cases, | |
2560 | dummy_reloc16_estimate, | |
2561 | NULL, /* bfd_coff_sym_is_global */ | |
2562 | coff_compute_section_file_positions, | |
2563 | NULL, /* _bfd_coff_start_final_link */ | |
2564 | xcoff64_ppc_relocate_section, | |
2565 | coff_rtype_to_howto, | |
2566 | NULL, /* _bfd_coff_adjust_symndx */ | |
2567 | _bfd_generic_link_add_one_symbol, | |
2568 | coff_link_output_has_begun, | |
2569 | coff_final_link_postscript | |
2570 | }, | |
2571 | ||
2572 | 0x01EF, /* magic number */ | |
2573 | bfd_arch_powerpc, | |
2574 | bfd_mach_ppc_620, | |
2575 | ||
2576 | /* Function pointers to xcoff specific swap routines. */ | |
2577 | xcoff64_swap_ldhdr_in, | |
2578 | xcoff64_swap_ldhdr_out, | |
2579 | xcoff64_swap_ldsym_in, | |
2580 | xcoff64_swap_ldsym_out, | |
2581 | xcoff64_swap_ldrel_in, | |
2582 | xcoff64_swap_ldrel_out, | |
2583 | ||
2584 | /* Sizes. */ | |
2585 | LDHDRSZ, | |
2586 | LDSYMSZ, | |
2587 | LDRELSZ, | |
2588 | 24, /* _xcoff_function_descriptor_size */ | |
2589 | 0, /* _xcoff_small_aout_header_size */ | |
2590 | ||
2591 | /* Versions. */ | |
2592 | 2, /* _xcoff_ldhdr_version */ | |
2593 | ||
2594 | _bfd_xcoff64_put_symbol_name, | |
2595 | _bfd_xcoff64_put_ldsymbol_name, | |
2596 | &xcoff64_dynamic_reloc, | |
2597 | xcoff64_create_csect_from_smclas, | |
2598 | ||
2599 | /* Lineno and reloc count overflow. */ | |
2600 | xcoff64_is_lineno_count_overflow, | |
2601 | xcoff64_is_reloc_count_overflow, | |
2602 | ||
2603 | xcoff64_loader_symbol_offset, | |
2604 | xcoff64_loader_reloc_offset, | |
2605 | ||
2606 | /* glink. */ | |
2607 | &xcoff64_glink_code[0], | |
2608 | 40, /* _xcoff_glink_size */ | |
2609 | ||
2610 | /* rtinit. */ | |
2611 | 88, /* _xcoff_rtinit_size */ | |
2612 | xcoff64_generate_rtinit, | |
2613 | }; | |
beb1bf64 | 2614 | |
eb1e0e80 | 2615 | /* The transfer vector that leads the outside world to all of the above. */ |
beb1bf64 | 2616 | const bfd_target rs6000coff64_vec = |
cf9ab45b AM |
2617 | { |
2618 | "aixcoff64-rs6000", | |
2619 | bfd_target_xcoff_flavour, | |
2620 | BFD_ENDIAN_BIG, /* data byte order is big */ | |
2621 | BFD_ENDIAN_BIG, /* header byte order is big */ | |
2622 | ||
2623 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | DYNAMIC | |
2624 | | HAS_SYMS | HAS_LOCALS | WP_TEXT), | |
2625 | ||
a7c71b0c | 2626 | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA, |
cf9ab45b AM |
2627 | 0, /* leading char */ |
2628 | '/', /* ar_pad_char */ | |
2629 | 15, /* ar_max_namelen */ | |
2630 | ||
2631 | /* data */ | |
2632 | bfd_getb64, | |
2633 | bfd_getb_signed_64, | |
2634 | bfd_putb64, | |
2635 | bfd_getb32, | |
2636 | bfd_getb_signed_32, | |
2637 | bfd_putb32, | |
2638 | bfd_getb16, | |
2639 | bfd_getb_signed_16, | |
2640 | bfd_putb16, | |
2641 | ||
2642 | /* hdrs */ | |
2643 | bfd_getb64, | |
2644 | bfd_getb_signed_64, | |
2645 | bfd_putb64, | |
2646 | bfd_getb32, | |
2647 | bfd_getb_signed_32, | |
2648 | bfd_putb32, | |
2649 | bfd_getb16, | |
2650 | bfd_getb_signed_16, | |
2651 | bfd_putb16, | |
2652 | ||
2653 | { /* bfd_check_format */ | |
2654 | _bfd_dummy_target, | |
2655 | coff_object_p, | |
2656 | xcoff64_archive_p, | |
2657 | CORE_FILE_P | |
2658 | }, | |
2659 | ||
2660 | { /* bfd_set_format */ | |
2661 | bfd_false, | |
2662 | coff_mkobject, | |
2663 | _bfd_generic_mkarchive, | |
2664 | bfd_false | |
2665 | }, | |
2666 | ||
2667 | {/* bfd_write_contents */ | |
2668 | bfd_false, | |
2669 | xcoff64_write_object_contents, | |
2670 | _bfd_xcoff_write_archive_contents, | |
2671 | bfd_false | |
2672 | }, | |
2673 | ||
2674 | /* Generic */ | |
2675 | bfd_true, | |
2676 | bfd_true, | |
2677 | coff_new_section_hook, | |
2678 | _bfd_generic_get_section_contents, | |
2679 | _bfd_generic_get_section_contents_in_window, | |
2680 | ||
2681 | /* Copy */ | |
2682 | _bfd_xcoff_copy_private_bfd_data, | |
b34976b6 AM |
2683 | ((bfd_boolean (*) (bfd *, bfd *)) bfd_true), |
2684 | ((bfd_boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true), | |
2685 | ((bfd_boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true), | |
2686 | ((bfd_boolean (*) (bfd *, flagword)) bfd_true), | |
2687 | ((bfd_boolean (*) (bfd *, void * )) bfd_true), | |
cf9ab45b AM |
2688 | |
2689 | /* Core */ | |
2690 | coff_core_file_failing_command, | |
2691 | coff_core_file_failing_signal, | |
2692 | coff_core_file_matches_executable_p, | |
2693 | ||
2694 | /* Archive */ | |
2695 | xcoff64_slurp_armap, | |
dc810e39 | 2696 | bfd_false, |
b34976b6 | 2697 | ((bfd_boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false), |
cf9ab45b AM |
2698 | bfd_dont_truncate_arname, |
2699 | _bfd_xcoff_write_armap, | |
2700 | _bfd_xcoff_read_ar_hdr, | |
2701 | xcoff64_openr_next_archived_file, | |
2702 | _bfd_generic_get_elt_at_index, | |
2703 | _bfd_xcoff_stat_arch_elt, | |
2704 | bfd_true, | |
2705 | ||
2706 | /* Symbols */ | |
2707 | coff_get_symtab_upper_bound, | |
6cee3f79 | 2708 | coff_canonicalize_symtab, |
cf9ab45b AM |
2709 | coff_make_empty_symbol, |
2710 | coff_print_symbol, | |
2711 | coff_get_symbol_info, | |
2712 | _bfd_xcoff_is_local_label_name, | |
2713 | coff_get_lineno, | |
2714 | coff_find_nearest_line, | |
2715 | coff_bfd_make_debug_symbol, | |
2716 | _bfd_generic_read_minisymbols, | |
2717 | _bfd_generic_minisymbol_to_symbol, | |
2718 | ||
2719 | /* Reloc */ | |
2720 | coff_get_reloc_upper_bound, | |
2721 | coff_canonicalize_reloc, | |
2722 | xcoff64_reloc_type_lookup, | |
2723 | ||
2724 | /* Write */ | |
2725 | coff_set_arch_mach, | |
2726 | coff_set_section_contents, | |
2727 | ||
2728 | /* Link */ | |
2729 | xcoff64_sizeof_headers, | |
2730 | bfd_generic_get_relocated_section_contents, | |
2731 | bfd_generic_relax_section, | |
2732 | _bfd_xcoff_bfd_link_hash_table_create, | |
2733 | _bfd_generic_link_hash_table_free, | |
2734 | _bfd_xcoff_bfd_link_add_symbols, | |
2735 | _bfd_generic_link_just_syms, | |
2736 | _bfd_xcoff_bfd_final_link, | |
2737 | _bfd_generic_link_split_section, | |
2738 | bfd_generic_gc_sections, | |
2739 | bfd_generic_merge_sections, | |
2740 | bfd_generic_discard_group, | |
2741 | ||
2742 | /* Dynamic */ | |
2743 | _bfd_xcoff_get_dynamic_symtab_upper_bound, | |
2744 | _bfd_xcoff_canonicalize_dynamic_symtab, | |
2745 | _bfd_xcoff_get_dynamic_reloc_upper_bound, | |
2746 | _bfd_xcoff_canonicalize_dynamic_reloc, | |
2747 | ||
2748 | /* Opposite endian version, none exists */ | |
2749 | NULL, | |
2750 | ||
2751 | (void *) &bfd_xcoff_backend_data, | |
2752 | }; | |
eb1e0e80 | 2753 | |
b34976b6 AM |
2754 | extern const bfd_target *xcoff64_core_p |
2755 | PARAMS ((bfd *)); | |
2756 | extern bfd_boolean xcoff64_core_file_matches_executable_p | |
2757 | PARAMS ((bfd *, bfd *)); | |
2758 | extern char *xcoff64_core_file_failing_command | |
2759 | PARAMS ((bfd *)); | |
2760 | extern int xcoff64_core_file_failing_signal | |
2761 | PARAMS ((bfd *)); | |
eb1e0e80 NC |
2762 | |
2763 | /* AIX 5 */ | |
54327882 | 2764 | static const struct xcoff_backend_data_rec bfd_xcoff_aix5_backend_data = |
cf9ab45b AM |
2765 | { |
2766 | { /* COFF backend, defined in libcoff.h. */ | |
2767 | _bfd_xcoff64_swap_aux_in, | |
2768 | _bfd_xcoff64_swap_sym_in, | |
2769 | _bfd_xcoff64_swap_lineno_in, | |
2770 | _bfd_xcoff64_swap_aux_out, | |
2771 | _bfd_xcoff64_swap_sym_out, | |
2772 | _bfd_xcoff64_swap_lineno_out, | |
2773 | xcoff64_swap_reloc_out, | |
2774 | coff_swap_filehdr_out, | |
2775 | coff_swap_aouthdr_out, | |
2776 | coff_swap_scnhdr_out, | |
2777 | FILHSZ, | |
2778 | AOUTSZ, | |
2779 | SCNHSZ, | |
2780 | SYMESZ, | |
2781 | AUXESZ, | |
2782 | RELSZ, | |
2783 | LINESZ, | |
2784 | FILNMLEN, | |
b34976b6 AM |
2785 | TRUE, /* _bfd_coff_long_filenames */ |
2786 | FALSE, /* _bfd_coff_long_section_names */ | |
cf9ab45b | 2787 | 3, /* _bfd_coff_default_section_alignment_power */ |
b34976b6 | 2788 | TRUE, /* _bfd_coff_force_symnames_in_strings */ |
cf9ab45b AM |
2789 | 4, /* _bfd_coff_debug_string_prefix_length */ |
2790 | coff_swap_filehdr_in, | |
2791 | coff_swap_aouthdr_in, | |
2792 | coff_swap_scnhdr_in, | |
2793 | xcoff64_swap_reloc_in, | |
2794 | xcoff64_bad_format_hook, | |
2795 | coff_set_arch_mach_hook, | |
2796 | coff_mkobject_hook, | |
2797 | styp_to_sec_flags, | |
2798 | coff_set_alignment_hook, | |
2799 | coff_slurp_symbol_table, | |
2800 | symname_in_debug_hook, | |
2801 | coff_pointerize_aux_hook, | |
2802 | coff_print_aux, | |
2803 | dummy_reloc16_extra_cases, | |
2804 | dummy_reloc16_estimate, | |
2805 | NULL, /* bfd_coff_sym_is_global */ | |
2806 | coff_compute_section_file_positions, | |
2807 | NULL, /* _bfd_coff_start_final_link */ | |
2808 | xcoff64_ppc_relocate_section, | |
2809 | coff_rtype_to_howto, | |
2810 | NULL, /* _bfd_coff_adjust_symndx */ | |
2811 | _bfd_generic_link_add_one_symbol, | |
2812 | coff_link_output_has_begun, | |
2813 | coff_final_link_postscript | |
2814 | }, | |
2815 | ||
2816 | U64_TOCMAGIC, /* magic number */ | |
2817 | bfd_arch_powerpc, | |
2818 | bfd_mach_ppc_620, | |
2819 | ||
2820 | /* Function pointers to xcoff specific swap routines. */ | |
2821 | xcoff64_swap_ldhdr_in, | |
2822 | xcoff64_swap_ldhdr_out, | |
2823 | xcoff64_swap_ldsym_in, | |
2824 | xcoff64_swap_ldsym_out, | |
2825 | xcoff64_swap_ldrel_in, | |
2826 | xcoff64_swap_ldrel_out, | |
2827 | ||
2828 | /* Sizes. */ | |
2829 | LDHDRSZ, | |
2830 | LDSYMSZ, | |
2831 | LDRELSZ, | |
2832 | 24, /* _xcoff_function_descriptor_size */ | |
2833 | 0, /* _xcoff_small_aout_header_size */ | |
2834 | /* Versions. */ | |
2835 | 2, /* _xcoff_ldhdr_version */ | |
2836 | ||
2837 | _bfd_xcoff64_put_symbol_name, | |
2838 | _bfd_xcoff64_put_ldsymbol_name, | |
2839 | &xcoff64_dynamic_reloc, | |
2840 | xcoff64_create_csect_from_smclas, | |
2841 | ||
2842 | /* Lineno and reloc count overflow. */ | |
2843 | xcoff64_is_lineno_count_overflow, | |
2844 | xcoff64_is_reloc_count_overflow, | |
2845 | ||
2846 | xcoff64_loader_symbol_offset, | |
2847 | xcoff64_loader_reloc_offset, | |
2848 | ||
2849 | /* glink. */ | |
2850 | &xcoff64_glink_code[0], | |
2851 | 40, /* _xcoff_glink_size */ | |
2852 | ||
2853 | /* rtinit. */ | |
2854 | 88, /* _xcoff_rtinit_size */ | |
2855 | xcoff64_generate_rtinit, | |
2856 | }; | |
eb1e0e80 NC |
2857 | |
2858 | /* The transfer vector that leads the outside world to all of the above. */ | |
2859 | const bfd_target aix5coff64_vec = | |
cf9ab45b AM |
2860 | { |
2861 | "aix5coff64-rs6000", | |
2862 | bfd_target_xcoff_flavour, | |
2863 | BFD_ENDIAN_BIG, /* data byte order is big */ | |
2864 | BFD_ENDIAN_BIG, /* header byte order is big */ | |
2865 | ||
2866 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | DYNAMIC | |
2867 | | HAS_SYMS | HAS_LOCALS | WP_TEXT), | |
2868 | ||
a7c71b0c | 2869 | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA, |
cf9ab45b AM |
2870 | 0, /* leading char */ |
2871 | '/', /* ar_pad_char */ | |
2872 | 15, /* ar_max_namelen */ | |
2873 | ||
2874 | /* data */ | |
2875 | bfd_getb64, | |
2876 | bfd_getb_signed_64, | |
2877 | bfd_putb64, | |
2878 | bfd_getb32, | |
2879 | bfd_getb_signed_32, | |
2880 | bfd_putb32, | |
2881 | bfd_getb16, | |
2882 | bfd_getb_signed_16, | |
2883 | bfd_putb16, | |
2884 | ||
2885 | /* hdrs */ | |
2886 | bfd_getb64, | |
2887 | bfd_getb_signed_64, | |
2888 | bfd_putb64, | |
2889 | bfd_getb32, | |
2890 | bfd_getb_signed_32, | |
2891 | bfd_putb32, | |
2892 | bfd_getb16, | |
2893 | bfd_getb_signed_16, | |
2894 | bfd_putb16, | |
2895 | ||
2896 | { /* bfd_check_format */ | |
2897 | _bfd_dummy_target, | |
2898 | coff_object_p, | |
2899 | xcoff64_archive_p, | |
2900 | xcoff64_core_p | |
2901 | }, | |
2902 | ||
2903 | { /* bfd_set_format */ | |
2904 | bfd_false, | |
2905 | coff_mkobject, | |
2906 | _bfd_generic_mkarchive, | |
2907 | bfd_false | |
2908 | }, | |
2909 | ||
2910 | {/* bfd_write_contents */ | |
2911 | bfd_false, | |
2912 | xcoff64_write_object_contents, | |
2913 | _bfd_xcoff_write_archive_contents, | |
2914 | bfd_false | |
2915 | }, | |
2916 | ||
2917 | /* Generic */ | |
2918 | bfd_true, | |
2919 | bfd_true, | |
2920 | coff_new_section_hook, | |
2921 | _bfd_generic_get_section_contents, | |
2922 | _bfd_generic_get_section_contents_in_window, | |
2923 | ||
2924 | /* Copy */ | |
2925 | _bfd_xcoff_copy_private_bfd_data, | |
b34976b6 AM |
2926 | ((bfd_boolean (*) (bfd *, bfd *)) bfd_true), |
2927 | ((bfd_boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true), | |
2928 | ((bfd_boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true), | |
2929 | ((bfd_boolean (*) (bfd *, flagword)) bfd_true), | |
2930 | ((bfd_boolean (*) (bfd *, void * )) bfd_true), | |
cf9ab45b AM |
2931 | |
2932 | /* Core */ | |
2933 | xcoff64_core_file_failing_command, | |
2934 | xcoff64_core_file_failing_signal, | |
2935 | xcoff64_core_file_matches_executable_p, | |
2936 | ||
2937 | /* Archive */ | |
2938 | xcoff64_slurp_armap, | |
54327882 | 2939 | bfd_false, |
b34976b6 | 2940 | ((bfd_boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false), |
cf9ab45b AM |
2941 | bfd_dont_truncate_arname, |
2942 | _bfd_xcoff_write_armap, | |
2943 | _bfd_xcoff_read_ar_hdr, | |
2944 | xcoff64_openr_next_archived_file, | |
2945 | _bfd_generic_get_elt_at_index, | |
2946 | _bfd_xcoff_stat_arch_elt, | |
2947 | bfd_true, | |
2948 | ||
2949 | /* Symbols */ | |
2950 | coff_get_symtab_upper_bound, | |
6cee3f79 | 2951 | coff_canonicalize_symtab, |
cf9ab45b AM |
2952 | coff_make_empty_symbol, |
2953 | coff_print_symbol, | |
2954 | coff_get_symbol_info, | |
2955 | _bfd_xcoff_is_local_label_name, | |
2956 | coff_get_lineno, | |
2957 | coff_find_nearest_line, | |
2958 | coff_bfd_make_debug_symbol, | |
2959 | _bfd_generic_read_minisymbols, | |
2960 | _bfd_generic_minisymbol_to_symbol, | |
2961 | ||
2962 | /* Reloc */ | |
2963 | coff_get_reloc_upper_bound, | |
2964 | coff_canonicalize_reloc, | |
2965 | xcoff64_reloc_type_lookup, | |
2966 | ||
2967 | /* Write */ | |
2968 | coff_set_arch_mach, | |
2969 | coff_set_section_contents, | |
2970 | ||
2971 | /* Link */ | |
2972 | xcoff64_sizeof_headers, | |
2973 | bfd_generic_get_relocated_section_contents, | |
2974 | bfd_generic_relax_section, | |
2975 | _bfd_xcoff_bfd_link_hash_table_create, | |
2976 | _bfd_generic_link_hash_table_free, | |
2977 | _bfd_xcoff_bfd_link_add_symbols, | |
2978 | _bfd_generic_link_just_syms, | |
2979 | _bfd_xcoff_bfd_final_link, | |
2980 | _bfd_generic_link_split_section, | |
2981 | bfd_generic_gc_sections, | |
2982 | bfd_generic_merge_sections, | |
2983 | bfd_generic_discard_group, | |
2984 | ||
2985 | /* Dynamic */ | |
2986 | _bfd_xcoff_get_dynamic_symtab_upper_bound, | |
2987 | _bfd_xcoff_canonicalize_dynamic_symtab, | |
2988 | _bfd_xcoff_get_dynamic_reloc_upper_bound, | |
2989 | _bfd_xcoff_canonicalize_dynamic_reloc, | |
2990 | ||
2991 | /* Opposite endian version, none exists. */ | |
2992 | NULL, | |
2993 | ||
2994 | (void *) & bfd_xcoff_aix5_backend_data, | |
2995 | }; |