Commit | Line | Data |
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7f6d05e8 | 1 | /* BFD back-end for IBM RS/6000 "XCOFF64" files. |
250d07de | 2 | Copyright (C) 2000-2021 Free Software Foundation, Inc. |
7f6d05e8 CP |
3 | Written Clinton Popetz. |
4 | Contributed by Cygnus Support. | |
5 | ||
eb1e0e80 | 6 | This file is part of BFD, the Binary File Descriptor library. |
7f6d05e8 | 7 | |
eb1e0e80 NC |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 10 | the Free Software Foundation; either version 3 of the License, or |
eb1e0e80 | 11 | (at your option) any later version. |
7f6d05e8 | 12 | |
eb1e0e80 NC |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
7f6d05e8 | 17 | |
eb1e0e80 NC |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software | |
cd123cb7 NC |
20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
21 | MA 02110-1301, USA. */ | |
7f6d05e8 | 22 | |
7f6d05e8 | 23 | #include "sysdep.h" |
3db64b00 | 24 | #include "bfd.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 | 85 | static void _bfd_xcoff64_swap_lineno_in |
4964e065 | 86 | (bfd *, void *, void *); |
b34976b6 | 87 | static unsigned int _bfd_xcoff64_swap_lineno_out |
4964e065 | 88 | (bfd *, void *, void *); |
b34976b6 | 89 | static bfd_boolean _bfd_xcoff64_put_symbol_name |
b560e2ac AM |
90 | (struct bfd_link_info *, struct bfd_strtab_hash *, |
91 | struct internal_syment *, const char *); | |
b34976b6 | 92 | static bfd_boolean _bfd_xcoff64_put_ldsymbol_name |
4964e065 | 93 | (bfd *, struct xcoff_loader_info *, struct internal_ldsym *, const char *); |
b34976b6 | 94 | static void _bfd_xcoff64_swap_sym_in |
4964e065 | 95 | (bfd *, void *, void *); |
b34976b6 | 96 | static unsigned int _bfd_xcoff64_swap_sym_out |
4964e065 | 97 | (bfd *, void *, void *); |
dc810e39 | 98 | static void _bfd_xcoff64_swap_aux_in |
4964e065 | 99 | (bfd *, void *, int, int, int, int, void *); |
dc810e39 | 100 | static unsigned int _bfd_xcoff64_swap_aux_out |
4964e065 | 101 | (bfd *, void *, int, int, int, int, void *); |
b34976b6 | 102 | static void xcoff64_swap_reloc_in |
4964e065 | 103 | (bfd *, void *, void *); |
b34976b6 | 104 | static unsigned int xcoff64_swap_reloc_out |
4964e065 | 105 | (bfd *, void *, void *); |
b34976b6 | 106 | extern bfd_boolean _bfd_xcoff_mkobject |
4964e065 | 107 | (bfd *); |
b34976b6 | 108 | extern bfd_boolean _bfd_xcoff_copy_private_bfd_data |
4964e065 | 109 | (bfd *, bfd *); |
b34976b6 | 110 | extern bfd_boolean _bfd_xcoff_is_local_label_name |
4964e065 | 111 | (bfd *, const char *); |
dc810e39 | 112 | extern void xcoff64_rtype2howto |
4964e065 | 113 | (arelent *, struct internal_reloc *); |
dc810e39 | 114 | extern reloc_howto_type * xcoff64_reloc_type_lookup |
4964e065 | 115 | (bfd *, bfd_reloc_code_real_type); |
b34976b6 | 116 | extern bfd_boolean _bfd_xcoff_slurp_armap |
4964e065 TG |
117 | (bfd *); |
118 | extern void *_bfd_xcoff_read_ar_hdr | |
119 | (bfd *); | |
b34976b6 | 120 | extern bfd *_bfd_xcoff_openr_next_archived_file |
4964e065 | 121 | (bfd *, bfd *); |
b34976b6 | 122 | extern int _bfd_xcoff_stat_arch_elt |
4964e065 | 123 | (bfd *, struct stat *); |
b34976b6 | 124 | extern bfd_boolean _bfd_xcoff_write_armap |
4964e065 | 125 | (bfd *, unsigned int, struct orl *, unsigned int, int); |
b34976b6 | 126 | extern bfd_boolean _bfd_xcoff_write_archive_contents |
4964e065 | 127 | (bfd *); |
b34976b6 | 128 | extern int _bfd_xcoff_sizeof_headers |
4964e065 | 129 | (bfd *, struct bfd_link_info *); |
b34976b6 | 130 | extern void _bfd_xcoff_swap_sym_in |
4964e065 | 131 | (bfd *, void *, void *); |
b34976b6 | 132 | extern unsigned int _bfd_xcoff_swap_sym_out |
4964e065 | 133 | (bfd *, void *, void *); |
dc810e39 | 134 | extern void _bfd_xcoff_swap_aux_in |
4964e065 | 135 | (bfd *, void *, int, int, int, int, void *); |
dc810e39 | 136 | extern unsigned int _bfd_xcoff_swap_aux_out |
4964e065 | 137 | (bfd *, void *, int, int, int, int, void *); |
dc810e39 | 138 | static void xcoff64_swap_ldhdr_in |
4964e065 | 139 | (bfd *, const void *, struct internal_ldhdr *); |
dc810e39 | 140 | static void xcoff64_swap_ldhdr_out |
4964e065 | 141 | (bfd *, const struct internal_ldhdr *, void *d); |
dc810e39 | 142 | static void xcoff64_swap_ldsym_in |
4964e065 | 143 | (bfd *, const void *, struct internal_ldsym *); |
dc810e39 | 144 | static void xcoff64_swap_ldsym_out |
4964e065 | 145 | (bfd *, const struct internal_ldsym *, void *d); |
dc810e39 | 146 | static void xcoff64_swap_ldrel_in |
4964e065 | 147 | (bfd *, const void *, struct internal_ldrel *); |
dc810e39 | 148 | static void xcoff64_swap_ldrel_out |
4964e065 | 149 | (bfd *, const struct internal_ldrel *, void *d); |
b34976b6 | 150 | static bfd_boolean xcoff64_ppc_relocate_section |
4964e065 TG |
151 | (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, |
152 | struct internal_reloc *, struct internal_syment *, | |
153 | asection **); | |
b34976b6 | 154 | static bfd_boolean xcoff64_slurp_armap |
4964e065 | 155 | (bfd *); |
cb001c0d | 156 | static bfd_cleanup xcoff64_archive_p |
4964e065 | 157 | (bfd *); |
b34976b6 | 158 | static bfd *xcoff64_openr_next_archived_file |
4964e065 | 159 | (bfd *, bfd *); |
b34976b6 | 160 | static int xcoff64_sizeof_headers |
4964e065 | 161 | (bfd *, struct bfd_link_info *); |
dc810e39 | 162 | static asection *xcoff64_create_csect_from_smclas |
4964e065 | 163 | (bfd *, union internal_auxent *, const char *); |
b34976b6 | 164 | static bfd_boolean xcoff64_is_lineno_count_overflow |
4964e065 | 165 | (bfd *, bfd_vma); |
b34976b6 | 166 | static bfd_boolean xcoff64_is_reloc_count_overflow |
4964e065 | 167 | (bfd *, bfd_vma); |
dc810e39 | 168 | static bfd_vma xcoff64_loader_symbol_offset |
4964e065 | 169 | (bfd *, struct internal_ldhdr *); |
dc810e39 | 170 | static bfd_vma xcoff64_loader_reloc_offset |
4964e065 | 171 | (bfd *, struct internal_ldhdr *); |
b34976b6 | 172 | static bfd_boolean xcoff64_generate_rtinit |
4964e065 | 173 | (bfd *, const char *, const char *, bfd_boolean); |
b34976b6 | 174 | static bfd_boolean xcoff64_bad_format_hook |
4964e065 | 175 | (bfd *, void *); |
dc810e39 | 176 | |
f1f0d9ab | 177 | /* Relocation functions */ |
342371d5 | 178 | static xcoff_reloc_function xcoff64_reloc_type_br; |
f1f0d9ab | 179 | |
342371d5 AM |
180 | xcoff_reloc_function *const |
181 | xcoff64_calculate_relocation[XCOFF_MAX_CALCULATE_RELOCATION] = | |
f1f0d9ab | 182 | { |
2c1bef53 CC |
183 | xcoff_reloc_type_pos, /* R_POS (0x00) */ |
184 | xcoff_reloc_type_neg, /* R_NEG (0x01) */ | |
185 | xcoff_reloc_type_rel, /* R_REL (0x02) */ | |
186 | xcoff_reloc_type_toc, /* R_TOC (0x03) */ | |
187 | xcoff_reloc_type_toc, /* R_TRL (0x04) */ | |
188 | xcoff_reloc_type_toc, /* R_GL (0x05) */ | |
189 | xcoff_reloc_type_toc, /* R_TCL (0x06) */ | |
190 | xcoff_reloc_type_fail, /* (0x07) */ | |
191 | xcoff_reloc_type_ba, /* R_BA (0x08) */ | |
192 | xcoff_reloc_type_fail, /* (0x09) */ | |
193 | xcoff64_reloc_type_br, /* R_BR (0x0a) */ | |
194 | xcoff_reloc_type_fail, /* (0x0b) */ | |
195 | xcoff_reloc_type_pos, /* R_RL (0x0c) */ | |
196 | xcoff_reloc_type_pos, /* R_RLA (0x0d) */ | |
197 | xcoff_reloc_type_fail, /* (0x0e) */ | |
198 | xcoff_reloc_type_noop, /* R_REF (0x0f) */ | |
199 | xcoff_reloc_type_fail, /* (0x10) */ | |
200 | xcoff_reloc_type_fail, /* (0x11) */ | |
201 | xcoff_reloc_type_fail, /* (0x12) */ | |
202 | xcoff_reloc_type_toc, /* R_TRLA (0x13) */ | |
203 | xcoff_reloc_type_fail, /* R_RRTBI (0x14) */ | |
204 | xcoff_reloc_type_fail, /* R_RRTBA (0x15) */ | |
205 | xcoff_reloc_type_ba, /* R_CAI (0x16) */ | |
206 | xcoff_reloc_type_crel, /* R_CREL (0x17) */ | |
207 | xcoff_reloc_type_ba, /* R_RBA (0x18) */ | |
208 | xcoff_reloc_type_ba, /* R_RBAC (0x19) */ | |
209 | xcoff64_reloc_type_br, /* R_RBR (0x1a) */ | |
210 | xcoff_reloc_type_ba, /* R_RBRC (0x1b) */ | |
211 | xcoff_reloc_type_fail, /* (0x1c) */ | |
212 | xcoff_reloc_type_fail, /* (0x1d) */ | |
213 | xcoff_reloc_type_fail, /* (0x1e) */ | |
214 | xcoff_reloc_type_fail, /* (0x1f) */ | |
1b2cb8e2 CC |
215 | xcoff_reloc_type_tls, /* R_TLS (0x20) */ |
216 | xcoff_reloc_type_tls, /* R_TLS_IE (0x21) */ | |
217 | xcoff_reloc_type_tls, /* R_TLS_LD (0x22) */ | |
218 | xcoff_reloc_type_tls, /* R_TLS_LE (0x23) */ | |
219 | xcoff_reloc_type_tls, /* R_TLSM (0x24) */ | |
220 | xcoff_reloc_type_tls, /* R_TLSML (0x25) */ | |
2c1bef53 CC |
221 | xcoff_reloc_type_fail, /* (0x26) */ |
222 | xcoff_reloc_type_fail, /* (0x27) */ | |
223 | xcoff_reloc_type_fail, /* (0x28) */ | |
224 | xcoff_reloc_type_fail, /* (0x29) */ | |
225 | xcoff_reloc_type_fail, /* (0x2a) */ | |
226 | xcoff_reloc_type_fail, /* (0x2b) */ | |
227 | xcoff_reloc_type_fail, /* (0x2c) */ | |
228 | xcoff_reloc_type_fail, /* (0x2d) */ | |
229 | xcoff_reloc_type_fail, /* (0x2e) */ | |
230 | xcoff_reloc_type_fail, /* (0x2f) */ | |
4a403be0 CC |
231 | xcoff_reloc_type_toc, /* R_TOCU (0x30) */ |
232 | xcoff_reloc_type_toc, /* R_TOCL (0x31) */ | |
f1f0d9ab TR |
233 | }; |
234 | ||
eb1e0e80 | 235 | /* coffcode.h needs these to be defined. */ |
dc810e39 AM |
236 | /* Internalcoff.h and coffcode.h modify themselves based on these flags. */ |
237 | #define XCOFF64 | |
238 | #define RS6000COFF_C 1 | |
239 | ||
240 | #define SELECT_RELOC(internal, howto) \ | |
241 | { \ | |
242 | internal.r_type = howto->type; \ | |
243 | internal.r_size = \ | |
244 | ((howto->complain_on_overflow == complain_overflow_signed \ | |
245 | ? 0x80 \ | |
246 | : 0) \ | |
247 | | (howto->bitsize - 1)); \ | |
248 | } | |
814fa6ab | 249 | |
dc810e39 AM |
250 | #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) |
251 | #define COFF_LONG_FILENAMES | |
252 | #define NO_COFF_SYMBOLS | |
253 | #define RTYPE2HOWTO(cache_ptr, dst) xcoff64_rtype2howto (cache_ptr, dst) | |
254 | #define coff_mkobject _bfd_xcoff_mkobject | |
255 | #define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data | |
256 | #define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name | |
257 | #define coff_bfd_reloc_type_lookup xcoff64_reloc_type_lookup | |
157090f7 | 258 | #define coff_bfd_reloc_name_lookup xcoff64_reloc_name_lookup |
dc810e39 | 259 | #ifdef AIX_CORE |
cb001c0d | 260 | extern bfd_cleanup rs6000coff_core_p |
4964e065 | 261 | (bfd *abfd); |
b34976b6 | 262 | extern bfd_boolean rs6000coff_core_file_matches_executable_p |
4964e065 | 263 | (bfd *cbfd, bfd *ebfd); |
b34976b6 | 264 | extern char *rs6000coff_core_file_failing_command |
4964e065 | 265 | (bfd *abfd); |
b34976b6 | 266 | extern int rs6000coff_core_file_failing_signal |
4964e065 | 267 | (bfd *abfd); |
dc810e39 AM |
268 | #define CORE_FILE_P rs6000coff_core_p |
269 | #define coff_core_file_failing_command \ | |
270 | rs6000coff_core_file_failing_command | |
271 | #define coff_core_file_failing_signal \ | |
272 | rs6000coff_core_file_failing_signal | |
273 | #define coff_core_file_matches_executable_p \ | |
274 | rs6000coff_core_file_matches_executable_p | |
261b8d08 PA |
275 | #define coff_core_file_pid \ |
276 | _bfd_nocore_core_file_pid | |
dc810e39 AM |
277 | #else |
278 | #define CORE_FILE_P _bfd_dummy_target | |
279 | #define coff_core_file_failing_command \ | |
280 | _bfd_nocore_core_file_failing_command | |
281 | #define coff_core_file_failing_signal \ | |
282 | _bfd_nocore_core_file_failing_signal | |
283 | #define coff_core_file_matches_executable_p \ | |
284 | _bfd_nocore_core_file_matches_executable_p | |
261b8d08 PA |
285 | #define coff_core_file_pid \ |
286 | _bfd_nocore_core_file_pid | |
dc810e39 AM |
287 | #endif |
288 | #define coff_SWAP_sym_in _bfd_xcoff64_swap_sym_in | |
289 | #define coff_SWAP_sym_out _bfd_xcoff64_swap_sym_out | |
290 | #define coff_SWAP_aux_in _bfd_xcoff64_swap_aux_in | |
291 | #define coff_SWAP_aux_out _bfd_xcoff64_swap_aux_out | |
59862849 TR |
292 | #define coff_swap_reloc_in xcoff64_swap_reloc_in |
293 | #define coff_swap_reloc_out xcoff64_swap_reloc_out | |
294 | #define NO_COFF_RELOCS | |
dc810e39 | 295 | |
2b5c217d NC |
296 | #ifndef bfd_pe_print_pdata |
297 | #define bfd_pe_print_pdata NULL | |
298 | #endif | |
299 | ||
dc810e39 AM |
300 | #include "coffcode.h" |
301 | ||
302 | /* For XCOFF64, the effective width of symndx changes depending on | |
7f6d05e8 CP |
303 | whether we are the first entry. Sigh. */ |
304 | static void | |
4964e065 | 305 | _bfd_xcoff64_swap_lineno_in (bfd *abfd, void *ext1, void *in1) |
7f6d05e8 | 306 | { |
dc810e39 AM |
307 | LINENO *ext = (LINENO *) ext1; |
308 | struct internal_lineno *in = (struct internal_lineno *) in1; | |
7f6d05e8 | 309 | |
dc810e39 | 310 | in->l_lnno = H_GET_32 (abfd, (ext->l_lnno)); |
7f6d05e8 | 311 | if (in->l_lnno == 0) |
dc810e39 | 312 | in->l_addr.l_symndx = H_GET_32 (abfd, ext->l_addr.l_symndx); |
7f6d05e8 | 313 | else |
dc810e39 | 314 | in->l_addr.l_paddr = H_GET_64 (abfd, ext->l_addr.l_paddr); |
7f6d05e8 CP |
315 | } |
316 | ||
317 | static unsigned int | |
4964e065 | 318 | _bfd_xcoff64_swap_lineno_out (bfd *abfd, void *inp, void *outp) |
7f6d05e8 | 319 | { |
dc810e39 AM |
320 | struct internal_lineno *in = (struct internal_lineno *) inp; |
321 | struct external_lineno *ext = (struct external_lineno *) outp; | |
322 | ||
323 | H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx); | |
324 | H_PUT_32 (abfd, in->l_lnno, (ext->l_lnno)); | |
7f6d05e8 | 325 | |
7f6d05e8 | 326 | if (in->l_lnno == 0) |
dc810e39 | 327 | H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx); |
7f6d05e8 | 328 | else |
dc810e39 | 329 | H_PUT_64 (abfd, in->l_addr.l_paddr, ext->l_addr.l_paddr); |
7f6d05e8 CP |
330 | |
331 | return bfd_coff_linesz (abfd); | |
332 | } | |
333 | ||
7f6d05e8 | 334 | static void |
4964e065 | 335 | _bfd_xcoff64_swap_sym_in (bfd *abfd, void *ext1, void *in1) |
7f6d05e8 | 336 | { |
dc810e39 AM |
337 | struct external_syment *ext = (struct external_syment *) ext1; |
338 | struct internal_syment *in = (struct internal_syment *) in1; | |
7f6d05e8 | 339 | |
7f6d05e8 | 340 | in->_n._n_n._n_zeroes = 0; |
dc810e39 AM |
341 | in->_n._n_n._n_offset = H_GET_32 (abfd, ext->e_offset); |
342 | in->n_value = H_GET_64 (abfd, ext->e_value); | |
9ae678af | 343 | in->n_scnum = (short) H_GET_16 (abfd, ext->e_scnum); |
dc810e39 AM |
344 | in->n_type = H_GET_16 (abfd, ext->e_type); |
345 | in->n_sclass = H_GET_8 (abfd, ext->e_sclass); | |
346 | in->n_numaux = H_GET_8 (abfd, ext->e_numaux); | |
7f6d05e8 CP |
347 | } |
348 | ||
349 | static unsigned int | |
4964e065 | 350 | _bfd_xcoff64_swap_sym_out (bfd *abfd, void *inp, void *extp) |
7f6d05e8 | 351 | { |
dc810e39 AM |
352 | struct internal_syment *in = (struct internal_syment *) inp; |
353 | struct external_syment *ext = (struct external_syment *) extp; | |
354 | ||
355 | H_PUT_32 (abfd, in->_n._n_n._n_offset, ext->e_offset); | |
356 | H_PUT_64 (abfd, in->n_value, ext->e_value); | |
357 | H_PUT_16 (abfd, in->n_scnum, ext->e_scnum); | |
358 | H_PUT_16 (abfd, in->n_type, ext->e_type); | |
359 | H_PUT_8 (abfd, in->n_sclass, ext->e_sclass); | |
360 | H_PUT_8 (abfd, in->n_numaux, ext->e_numaux); | |
7f6d05e8 CP |
361 | return bfd_coff_symesz (abfd); |
362 | } | |
363 | ||
364 | static void | |
4964e065 | 365 | _bfd_xcoff64_swap_aux_in (bfd *abfd, void *ext1, int type, int in_class, |
07d6d2b8 | 366 | int indx, int numaux, void *in1) |
7f6d05e8 | 367 | { |
dc810e39 AM |
368 | union external_auxent *ext = (union external_auxent *) ext1; |
369 | union internal_auxent *in = (union internal_auxent *) in1; | |
7f6d05e8 | 370 | |
96d56e9f | 371 | switch (in_class) |
dc810e39 | 372 | { |
7f6d05e8 | 373 | case C_FILE: |
7f41df2e | 374 | if (ext->x_file.x_n.x_n.x_zeroes[0] == 0) |
dc810e39 | 375 | { |
7f6d05e8 | 376 | in->x_file.x_n.x_zeroes = 0; |
7f41df2e | 377 | in->x_file.x_n.x_offset = |
07d6d2b8 | 378 | H_GET_32 (abfd, ext->x_file.x_n.x_n.x_offset); |
dc810e39 AM |
379 | } |
380 | else | |
381 | { | |
7f41df2e | 382 | memcpy (in->x_file.x_fname, ext->x_file.x_n.x_fname, FILNMLEN); |
beb1bf64 | 383 | } |
7f6d05e8 CP |
384 | goto end; |
385 | ||
386 | /* RS/6000 "csect" auxents */ | |
387 | case C_EXT: | |
8602d4fe | 388 | case C_AIX_WEAKEXT: |
7f6d05e8 CP |
389 | case C_HIDEXT: |
390 | if (indx + 1 == numaux) | |
391 | { | |
beb1bf64 TR |
392 | bfd_signed_vma h = 0; |
393 | bfd_vma l = 0; | |
394 | ||
dc810e39 AM |
395 | h = H_GET_S32 (abfd, ext->x_csect.x_scnlen_hi); |
396 | l = H_GET_32 (abfd, ext->x_csect.x_scnlen_lo); | |
beb1bf64 TR |
397 | |
398 | in->x_csect.x_scnlen.l = h << 32 | (l & 0xffffffff); | |
399 | ||
dc810e39 AM |
400 | in->x_csect.x_parmhash = H_GET_32 (abfd, ext->x_csect.x_parmhash); |
401 | in->x_csect.x_snhash = H_GET_16 (abfd, ext->x_csect.x_snhash); | |
7f6d05e8 CP |
402 | /* We don't have to hack bitfields in x_smtyp because it's |
403 | defined by shifts-and-ands, which are equivalent on all | |
404 | byte orders. */ | |
dc810e39 AM |
405 | in->x_csect.x_smtyp = H_GET_8 (abfd, ext->x_csect.x_smtyp); |
406 | in->x_csect.x_smclas = H_GET_8 (abfd, ext->x_csect.x_smclas); | |
7f6d05e8 CP |
407 | goto end; |
408 | } | |
409 | break; | |
410 | ||
411 | case C_STAT: | |
412 | case C_LEAFSTAT: | |
413 | case C_HIDDEN: | |
dc810e39 AM |
414 | if (type == T_NULL) |
415 | { | |
7f6d05e8 | 416 | /* PE defines some extra fields; we zero them out for |
dc810e39 | 417 | safety. */ |
7f6d05e8 CP |
418 | in->x_scn.x_checksum = 0; |
419 | in->x_scn.x_associated = 0; | |
420 | in->x_scn.x_comdat = 0; | |
421 | ||
422 | goto end; | |
423 | } | |
424 | break; | |
425 | } | |
426 | ||
96d56e9f NC |
427 | if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type) |
428 | || ISTAG (in_class)) | |
7f6d05e8 | 429 | { |
dc810e39 AM |
430 | in->x_sym.x_fcnary.x_fcn.x_lnnoptr |
431 | = H_GET_64 (abfd, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr); | |
432 | in->x_sym.x_fcnary.x_fcn.x_endndx.l | |
433 | = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_endndx); | |
434 | } | |
435 | if (ISFCN (type)) | |
436 | { | |
437 | in->x_sym.x_misc.x_fsize | |
438 | = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_fsize); | |
439 | } | |
440 | else | |
441 | { | |
442 | in->x_sym.x_misc.x_lnsz.x_lnno | |
443 | = H_GET_32 (abfd, ext->x_sym.x_fcnary.x_lnsz.x_lnno); | |
444 | in->x_sym.x_misc.x_lnsz.x_size | |
445 | = H_GET_16 (abfd, ext->x_sym.x_fcnary.x_lnsz.x_size); | |
7f6d05e8 | 446 | } |
7f6d05e8 | 447 | |
dc810e39 | 448 | end: ; |
7f6d05e8 CP |
449 | } |
450 | ||
7f6d05e8 | 451 | static unsigned int |
4964e065 | 452 | _bfd_xcoff64_swap_aux_out (bfd *abfd, void *inp, int type, int in_class, |
07d6d2b8 AM |
453 | int indx ATTRIBUTE_UNUSED, |
454 | int numaux ATTRIBUTE_UNUSED, | |
455 | void *extp) | |
7f6d05e8 | 456 | { |
dc810e39 AM |
457 | union internal_auxent *in = (union internal_auxent *) inp; |
458 | union external_auxent *ext = (union external_auxent *) extp; | |
7f6d05e8 | 459 | |
4964e065 | 460 | memset (ext, 0, bfd_coff_auxesz (abfd)); |
96d56e9f | 461 | switch (in_class) |
7f6d05e8 | 462 | { |
dc810e39 | 463 | case C_FILE: |
a58d9c34 | 464 | if (in->x_file.x_n.x_zeroes == 0) |
dc810e39 | 465 | { |
7f41df2e TG |
466 | H_PUT_32 (abfd, 0, ext->x_file.x_n.x_n.x_zeroes); |
467 | H_PUT_32 (abfd, in->x_file.x_n.x_offset, | |
07d6d2b8 | 468 | ext->x_file.x_n.x_n.x_offset); |
dc810e39 AM |
469 | } |
470 | else | |
471 | { | |
7f41df2e | 472 | memcpy (ext->x_file.x_n.x_fname, in->x_file.x_fname, FILNMLEN); |
dc810e39 AM |
473 | } |
474 | H_PUT_8 (abfd, _AUX_FILE, ext->x_auxtype.x_auxtype); | |
7f6d05e8 | 475 | goto end; |
dc810e39 AM |
476 | |
477 | /* RS/6000 "csect" auxents */ | |
478 | case C_EXT: | |
8602d4fe | 479 | case C_AIX_WEAKEXT: |
dc810e39 AM |
480 | case C_HIDEXT: |
481 | if (indx + 1 == numaux) | |
482 | { | |
483 | bfd_vma temp; | |
484 | ||
485 | temp = in->x_csect.x_scnlen.l & 0xffffffff; | |
486 | H_PUT_32 (abfd, temp, ext->x_csect.x_scnlen_lo); | |
487 | temp = in->x_csect.x_scnlen.l >> 32; | |
488 | H_PUT_32 (abfd, temp, ext->x_csect.x_scnlen_hi); | |
489 | H_PUT_32 (abfd, in->x_csect.x_parmhash, ext->x_csect.x_parmhash); | |
490 | H_PUT_16 (abfd, in->x_csect.x_snhash, ext->x_csect.x_snhash); | |
491 | /* We don't have to hack bitfields in x_smtyp because it's | |
492 | defined by shifts-and-ands, which are equivalent on all | |
493 | byte orders. */ | |
494 | H_PUT_8 (abfd, in->x_csect.x_smtyp, ext->x_csect.x_smtyp); | |
495 | H_PUT_8 (abfd, in->x_csect.x_smclas, ext->x_csect.x_smclas); | |
496 | H_PUT_8 (abfd, _AUX_CSECT, ext->x_auxtype.x_auxtype); | |
497 | goto end; | |
498 | } | |
499 | break; | |
500 | ||
501 | case C_STAT: | |
502 | case C_LEAFSTAT: | |
503 | case C_HIDDEN: | |
504 | if (type == T_NULL) | |
505 | { | |
506 | goto end; | |
507 | } | |
508 | break; | |
7f6d05e8 | 509 | } |
7f6d05e8 | 510 | |
96d56e9f NC |
511 | if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type) |
512 | || ISTAG (in_class)) | |
7f6d05e8 | 513 | { |
dc810e39 AM |
514 | H_PUT_64 (abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr, |
515 | ext->x_sym.x_fcnary.x_fcn.x_lnnoptr); | |
516 | H_PUT_8 (abfd, _AUX_FCN, | |
517 | ext->x_auxtype.x_auxtype); | |
518 | H_PUT_32 (abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l, | |
519 | ext->x_sym.x_fcnary.x_fcn.x_endndx); | |
7f6d05e8 CP |
520 | } |
521 | if (ISFCN (type)) | |
dc810e39 AM |
522 | { |
523 | H_PUT_32 (abfd, in->x_sym.x_misc.x_fsize, | |
524 | ext->x_sym.x_fcnary.x_fcn.x_fsize); | |
525 | } | |
7f6d05e8 CP |
526 | else |
527 | { | |
dc810e39 AM |
528 | H_PUT_32 (abfd, in->x_sym.x_misc.x_lnsz.x_lnno, |
529 | ext->x_sym.x_fcnary.x_lnsz.x_lnno); | |
530 | H_PUT_16 (abfd, in->x_sym.x_misc.x_lnsz.x_size, | |
531 | ext->x_sym.x_fcnary.x_lnsz.x_size); | |
7f6d05e8 CP |
532 | } |
533 | ||
dc810e39 | 534 | end: |
beb1bf64 | 535 | |
7f6d05e8 CP |
536 | return bfd_coff_auxesz (abfd); |
537 | } | |
538 | ||
b34976b6 | 539 | static bfd_boolean |
b560e2ac AM |
540 | _bfd_xcoff64_put_symbol_name (struct bfd_link_info *info, |
541 | struct bfd_strtab_hash *strtab, | |
07d6d2b8 AM |
542 | struct internal_syment *sym, |
543 | const char *name) | |
eb1e0e80 | 544 | { |
b34976b6 | 545 | bfd_boolean hash; |
beb1bf64 | 546 | bfd_size_type indx; |
dc810e39 | 547 | |
b560e2ac | 548 | hash = !info->traditional_format; |
b34976b6 | 549 | indx = _bfd_stringtab_add (strtab, name, hash, FALSE); |
dc810e39 | 550 | |
beb1bf64 | 551 | if (indx == (bfd_size_type) -1) |
b34976b6 | 552 | return FALSE; |
dc810e39 | 553 | |
beb1bf64 TR |
554 | sym->_n._n_n._n_zeroes = 0; |
555 | sym->_n._n_n._n_offset = STRING_SIZE_SIZE + indx; | |
dc810e39 | 556 | |
b34976b6 | 557 | return TRUE; |
beb1bf64 TR |
558 | } |
559 | ||
b34976b6 | 560 | static bfd_boolean |
4964e065 | 561 | _bfd_xcoff64_put_ldsymbol_name (bfd *abfd ATTRIBUTE_UNUSED, |
07d6d2b8 AM |
562 | struct xcoff_loader_info *ldinfo, |
563 | struct internal_ldsym *ldsym, | |
564 | const char *name) | |
beb1bf64 | 565 | { |
beb1bf64 TR |
566 | size_t len; |
567 | len = strlen (name); | |
568 | ||
dc810e39 AM |
569 | if (ldinfo->string_size + len + 3 > ldinfo->string_alc) |
570 | { | |
571 | bfd_size_type newalc; | |
f075ee0c | 572 | char *newstrings; |
dc810e39 AM |
573 | |
574 | newalc = ldinfo->string_alc * 2; | |
575 | if (newalc == 0) | |
576 | newalc = 32; | |
577 | while (ldinfo->string_size + len + 3 > newalc) | |
578 | newalc *= 2; | |
579 | ||
f075ee0c | 580 | newstrings = bfd_realloc (ldinfo->strings, newalc); |
dc810e39 AM |
581 | if (newstrings == NULL) |
582 | { | |
b34976b6 AM |
583 | ldinfo->failed = TRUE; |
584 | return FALSE; | |
dc810e39 AM |
585 | } |
586 | ldinfo->string_alc = newalc; | |
587 | ldinfo->strings = newstrings; | |
beb1bf64 | 588 | } |
dc810e39 AM |
589 | |
590 | bfd_put_16 (ldinfo->output_bfd, (bfd_vma) (len + 1), | |
beb1bf64 TR |
591 | ldinfo->strings + ldinfo->string_size); |
592 | strcpy (ldinfo->strings + ldinfo->string_size + 2, name); | |
593 | ldsym->_l._l_l._l_zeroes = 0; | |
594 | ldsym->_l._l_l._l_offset = ldinfo->string_size + 2; | |
595 | ldinfo->string_size += len + 3; | |
dc810e39 | 596 | |
b34976b6 | 597 | return TRUE; |
beb1bf64 TR |
598 | } |
599 | ||
beb1bf64 TR |
600 | /* Routines to swap information in the XCOFF .loader section. If we |
601 | ever need to write an XCOFF loader, this stuff will need to be | |
602 | moved to another file shared by the linker (which XCOFF calls the | |
603 | ``binder'') and the loader. */ | |
604 | ||
605 | /* Swap in the ldhdr structure. */ | |
606 | ||
607 | static void | |
4964e065 | 608 | xcoff64_swap_ldhdr_in (bfd *abfd, |
07d6d2b8 AM |
609 | const void *s, |
610 | struct internal_ldhdr *dst) | |
814fa6ab AM |
611 | { |
612 | const struct external_ldhdr *src = (const struct external_ldhdr *) s; | |
613 | ||
beb1bf64 TR |
614 | dst->l_version = bfd_get_32 (abfd, src->l_version); |
615 | dst->l_nsyms = bfd_get_32 (abfd, src->l_nsyms); | |
616 | dst->l_nreloc = bfd_get_32 (abfd, src->l_nreloc); | |
617 | dst->l_istlen = bfd_get_32 (abfd, src->l_istlen); | |
618 | dst->l_nimpid = bfd_get_32 (abfd, src->l_nimpid); | |
619 | dst->l_stlen = bfd_get_32 (abfd, src->l_stlen); | |
620 | dst->l_impoff = bfd_get_64 (abfd, src->l_impoff); | |
621 | dst->l_stoff = bfd_get_64 (abfd, src->l_stoff); | |
622 | dst->l_symoff = bfd_get_64 (abfd, src->l_symoff); | |
623 | dst->l_rldoff = bfd_get_64 (abfd, src->l_rldoff); | |
624 | } | |
625 | ||
626 | /* Swap out the ldhdr structure. */ | |
627 | ||
628 | static void | |
4964e065 | 629 | xcoff64_swap_ldhdr_out (bfd *abfd, const struct internal_ldhdr *src, void *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 | |
4964e065 | 648 | xcoff64_swap_ldsym_in (bfd *abfd, const void *s, struct internal_ldsym *dst) |
beb1bf64 | 649 | { |
814fa6ab | 650 | const struct external_ldsym *src = (const struct external_ldsym *) s; |
dc810e39 AM |
651 | /* XCOFF64 does not use l_zeroes like XCOFF32 |
652 | Set the internal l_zeroes to 0 so the common 32/64 code uses l_value | |
653 | as an offset into the loader symbol table. */ | |
beb1bf64 TR |
654 | dst->_l._l_l._l_zeroes = 0; |
655 | dst->_l._l_l._l_offset = bfd_get_32 (abfd, src->l_offset); | |
656 | dst->l_value = bfd_get_64 (abfd, src->l_value); | |
657 | dst->l_scnum = bfd_get_16 (abfd, src->l_scnum); | |
658 | dst->l_smtype = bfd_get_8 (abfd, src->l_smtype); | |
659 | dst->l_smclas = bfd_get_8 (abfd, src->l_smclas); | |
660 | dst->l_ifile = bfd_get_32 (abfd, src->l_ifile); | |
661 | dst->l_parm = bfd_get_32 (abfd, src->l_parm); | |
662 | } | |
663 | ||
664 | /* Swap out the ldsym structure. */ | |
665 | ||
666 | static void | |
4964e065 | 667 | xcoff64_swap_ldsym_out (bfd *abfd, const struct internal_ldsym *src, void *d) |
beb1bf64 | 668 | { |
814fa6ab AM |
669 | struct external_ldsym *dst = (struct external_ldsym *) d; |
670 | ||
beb1bf64 | 671 | bfd_put_64 (abfd, src->l_value, dst->l_value); |
dc810e39 AM |
672 | bfd_put_32 (abfd, (bfd_vma) src->_l._l_l._l_offset, dst->l_offset); |
673 | bfd_put_16 (abfd, (bfd_vma) src->l_scnum, dst->l_scnum); | |
beb1bf64 TR |
674 | bfd_put_8 (abfd, src->l_smtype, dst->l_smtype); |
675 | bfd_put_8 (abfd, src->l_smclas, dst->l_smclas); | |
676 | bfd_put_32 (abfd, src->l_ifile, dst->l_ifile); | |
677 | bfd_put_32 (abfd, src->l_parm, dst->l_parm); | |
678 | } | |
679 | ||
59862849 | 680 | static void |
4964e065 | 681 | xcoff64_swap_reloc_in (bfd *abfd, void *s, void *d) |
59862849 TR |
682 | { |
683 | struct external_reloc *src = (struct external_reloc *) s; | |
684 | struct internal_reloc *dst = (struct internal_reloc *) d; | |
685 | ||
686 | memset (dst, 0, sizeof (struct internal_reloc)); | |
687 | ||
688 | dst->r_vaddr = bfd_get_64 (abfd, src->r_vaddr); | |
689 | dst->r_symndx = bfd_get_32 (abfd, src->r_symndx); | |
690 | dst->r_size = bfd_get_8 (abfd, src->r_size); | |
691 | dst->r_type = bfd_get_8 (abfd, src->r_type); | |
692 | } | |
693 | ||
694 | static unsigned int | |
4964e065 | 695 | xcoff64_swap_reloc_out (bfd *abfd, void *s, void *d) |
59862849 TR |
696 | { |
697 | struct internal_reloc *src = (struct internal_reloc *) s; | |
698 | struct external_reloc *dst = (struct external_reloc *) d; | |
699 | ||
700 | bfd_put_64 (abfd, src->r_vaddr, dst->r_vaddr); | |
701 | bfd_put_32 (abfd, src->r_symndx, dst->r_symndx); | |
702 | bfd_put_8 (abfd, src->r_type, dst->r_type); | |
703 | bfd_put_8 (abfd, src->r_size, dst->r_size); | |
704 | ||
705 | return bfd_coff_relsz (abfd); | |
706 | } | |
707 | ||
beb1bf64 TR |
708 | /* Swap in the ldrel structure. */ |
709 | ||
710 | static void | |
4964e065 | 711 | xcoff64_swap_ldrel_in (bfd *abfd, const void *s, struct internal_ldrel *dst) |
beb1bf64 | 712 | { |
814fa6ab AM |
713 | const struct external_ldrel *src = (const struct external_ldrel *) s; |
714 | ||
beb1bf64 TR |
715 | dst->l_vaddr = bfd_get_64 (abfd, src->l_vaddr); |
716 | dst->l_symndx = bfd_get_32 (abfd, src->l_symndx); | |
717 | dst->l_rtype = bfd_get_16 (abfd, src->l_rtype); | |
718 | dst->l_rsecnm = bfd_get_16 (abfd, src->l_rsecnm); | |
719 | } | |
720 | ||
721 | /* Swap out the ldrel structure. */ | |
722 | ||
723 | static void | |
4964e065 | 724 | xcoff64_swap_ldrel_out (bfd *abfd, const struct internal_ldrel *src, void *d) |
beb1bf64 | 725 | { |
814fa6ab AM |
726 | struct external_ldrel *dst = (struct external_ldrel *) d; |
727 | ||
beb1bf64 | 728 | bfd_put_64 (abfd, src->l_vaddr, dst->l_vaddr); |
dc810e39 AM |
729 | bfd_put_16 (abfd, (bfd_vma) src->l_rtype, dst->l_rtype); |
730 | bfd_put_16 (abfd, (bfd_vma) src->l_rsecnm, dst->l_rsecnm); | |
beb1bf64 TR |
731 | bfd_put_32 (abfd, src->l_symndx, dst->l_symndx); |
732 | } | |
733 | ||
beb1bf64 | 734 | |
b34976b6 | 735 | static bfd_boolean |
4964e065 | 736 | xcoff64_reloc_type_br (bfd *input_bfd, |
07d6d2b8 AM |
737 | asection *input_section, |
738 | bfd *output_bfd ATTRIBUTE_UNUSED, | |
739 | struct internal_reloc *rel, | |
740 | struct internal_syment *sym ATTRIBUTE_UNUSED, | |
741 | struct reloc_howto_struct *howto, | |
742 | bfd_vma val, | |
743 | bfd_vma addend, | |
744 | bfd_vma *relocation, | |
745 | bfd_byte *contents) | |
f1f0d9ab TR |
746 | { |
747 | struct xcoff_link_hash_entry *h; | |
12b2cce9 | 748 | bfd_vma section_offset; |
f1f0d9ab | 749 | |
cf9ab45b | 750 | if (0 > rel->r_symndx) |
b34976b6 | 751 | return FALSE; |
f1f0d9ab TR |
752 | |
753 | h = obj_xcoff_sym_hashes (input_bfd)[rel->r_symndx]; | |
12b2cce9 | 754 | section_offset = rel->r_vaddr - input_section->vma; |
f1f0d9ab TR |
755 | |
756 | /* If we see an R_BR or R_RBR reloc which is jumping to global | |
757 | linkage code, and it is followed by an appropriate cror nop | |
758 | instruction, we replace the cror with ld r2,40(r1). This | |
759 | restores the TOC after the glink code. Contrariwise, if the | |
760 | call is followed by a ld r2,40(r1), but the call is not | |
761 | going to global linkage code, we can replace the load with a | |
762 | cror. */ | |
cf9ab45b | 763 | if (NULL != h |
8602d4fe RS |
764 | && (bfd_link_hash_defined == h->root.type |
765 | || bfd_link_hash_defweak == h->root.type) | |
12b2cce9 | 766 | && section_offset + 8 <= input_section->size) |
f1f0d9ab TR |
767 | { |
768 | bfd_byte *pnext; | |
769 | unsigned long next; | |
cf9ab45b | 770 | |
12b2cce9 | 771 | pnext = contents + section_offset + 4; |
f1f0d9ab | 772 | next = bfd_get_32 (input_bfd, pnext); |
cf9ab45b AM |
773 | |
774 | /* The _ptrgl function is magic. It is used by the AIX compiler to call | |
f1f0d9ab | 775 | a function through a pointer. */ |
cf9ab45b | 776 | if (h->smclas == XMC_GL || strcmp (h->root.root.string, "._ptrgl") == 0) |
f1f0d9ab | 777 | { |
cf9ab45b AM |
778 | if (next == 0x4def7b82 /* cror 15,15,15 */ |
779 | || next == 0x4ffffb82 /* cror 31,31,31 */ | |
780 | || next == 0x60000000) /* ori r0,r0,0 */ | |
781 | bfd_put_32 (input_bfd, 0xe8410028, pnext); /* ld r2,40(r1) */ | |
782 | } | |
783 | else | |
f1f0d9ab | 784 | { |
cf9ab45b AM |
785 | if (next == 0xe8410028) /* ld r2,40(r1) */ |
786 | bfd_put_32 (input_bfd, 0x60000000, pnext); /* ori r0,r0,0 */ | |
f1f0d9ab | 787 | } |
cf9ab45b AM |
788 | } |
789 | else if (NULL != h && bfd_link_hash_undefined == h->root.type) | |
f1f0d9ab TR |
790 | { |
791 | /* Normally, this relocation is against a defined symbol. In the | |
792 | case where this is a partial link and the output section offset | |
cf9ab45b | 793 | is greater than 2^25, the linker will return an invalid error |
f1f0d9ab | 794 | message that the relocation has been truncated. Yes it has been |
cf9ab45b | 795 | truncated but no it not important. For this case, disable the |
f1f0d9ab TR |
796 | overflow checking. */ |
797 | howto->complain_on_overflow = complain_overflow_dont; | |
798 | } | |
cf9ab45b | 799 | |
12b2cce9 RS |
800 | /* The original PC-relative relocation is biased by -r_vaddr, so adding |
801 | the value below will give the absolute target address. */ | |
802 | *relocation = val + addend + rel->r_vaddr; | |
803 | ||
a78eab4e AM |
804 | howto->src_mask &= ~3; |
805 | howto->dst_mask = howto->src_mask; | |
cf9ab45b | 806 | |
12b2cce9 | 807 | if (h != NULL |
8602d4fe RS |
808 | && (h->root.type == bfd_link_hash_defined |
809 | || h->root.type == bfd_link_hash_defweak) | |
12b2cce9 RS |
810 | && bfd_is_abs_section (h->root.u.def.section) |
811 | && section_offset + 4 <= input_section->size) | |
812 | { | |
813 | bfd_byte *ptr; | |
814 | bfd_vma insn; | |
815 | ||
816 | /* Turn the relative branch into an absolute one by setting the | |
817 | AA bit. */ | |
818 | ptr = contents + section_offset; | |
819 | insn = bfd_get_32 (input_bfd, ptr); | |
820 | insn |= 2; | |
821 | bfd_put_32 (input_bfd, insn, ptr); | |
822 | ||
823 | /* Make the howto absolute too. */ | |
824 | howto->pc_relative = FALSE; | |
825 | howto->complain_on_overflow = complain_overflow_bitfield; | |
826 | } | |
827 | else | |
828 | { | |
829 | /* Use a PC-relative howto and subtract the instruction's address | |
830 | from the target address we calculated above. */ | |
831 | howto->pc_relative = TRUE; | |
832 | *relocation -= (input_section->output_section->vma | |
833 | + input_section->output_offset | |
834 | + section_offset); | |
835 | } | |
b34976b6 | 836 | return TRUE; |
f1f0d9ab TR |
837 | } |
838 | ||
beb1bf64 | 839 | |
beb1bf64 | 840 | \f |
2c1bef53 CC |
841 | /* The XCOFF reloc table. |
842 | Cf xcoff_howto_table comments. */ | |
beb1bf64 | 843 | |
beb1bf64 TR |
844 | reloc_howto_type xcoff64_howto_table[] = |
845 | { | |
7fa9fcb6 | 846 | /* 0x00: Standard 64 bit relocation. */ |
38487e5e | 847 | HOWTO (R_POS, /* type */ |
dc810e39 AM |
848 | 0, /* rightshift */ |
849 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
850 | 64, /* bitsize */ | |
b34976b6 | 851 | FALSE, /* pc_relative */ |
dc810e39 | 852 | 0, /* bitpos */ |
beb1bf64 | 853 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 | 854 | 0, /* special_function */ |
59862849 | 855 | "R_POS_64", /* name */ |
b34976b6 | 856 | TRUE, /* partial_inplace */ |
a78eab4e | 857 | MINUS_ONE, /* src_mask */ |
dc810e39 | 858 | MINUS_ONE, /* dst_mask */ |
b34976b6 | 859 | FALSE), /* pcrel_offset */ |
beb1bf64 | 860 | |
7fa9fcb6 | 861 | /* 0x01: 64 bit relocation, but store negative value. */ |
38487e5e | 862 | HOWTO (R_NEG, /* type */ |
dc810e39 AM |
863 | 0, /* rightshift */ |
864 | -4, /* size (0 = byte, 1 = short, 2 = long) */ | |
865 | 64, /* bitsize */ | |
b34976b6 | 866 | FALSE, /* pc_relative */ |
dc810e39 | 867 | 0, /* bitpos */ |
beb1bf64 | 868 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
869 | 0, /* special_function */ |
870 | "R_NEG", /* name */ | |
b34976b6 | 871 | TRUE, /* partial_inplace */ |
a78eab4e | 872 | MINUS_ONE, /* src_mask */ |
dc810e39 | 873 | MINUS_ONE, /* dst_mask */ |
b34976b6 | 874 | FALSE), /* pcrel_offset */ |
beb1bf64 | 875 | |
2c1bef53 | 876 | /* 0x02: 64 bit PC relative relocation. */ |
38487e5e | 877 | HOWTO (R_REL, /* type */ |
dc810e39 | 878 | 0, /* rightshift */ |
2c1bef53 CC |
879 | 4, /* size (0 = byte, 1 = short, 2 = long) */ |
880 | 64, /* bitsize */ | |
b34976b6 | 881 | TRUE, /* pc_relative */ |
dc810e39 | 882 | 0, /* bitpos */ |
beb1bf64 | 883 | complain_overflow_signed, /* complain_on_overflow */ |
dc810e39 AM |
884 | 0, /* special_function */ |
885 | "R_REL", /* name */ | |
b34976b6 | 886 | TRUE, /* partial_inplace */ |
2c1bef53 CC |
887 | MINUS_ONE, /* src_mask */ |
888 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 889 | FALSE), /* pcrel_offset */ |
beb1bf64 | 890 | |
7fa9fcb6 | 891 | /* 0x03: 16 bit TOC relative relocation. */ |
38487e5e | 892 | HOWTO (R_TOC, /* type */ |
dc810e39 AM |
893 | 0, /* rightshift */ |
894 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
895 | 16, /* bitsize */ | |
b34976b6 | 896 | FALSE, /* pc_relative */ |
dc810e39 | 897 | 0, /* bitpos */ |
beb1bf64 | 898 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
899 | 0, /* special_function */ |
900 | "R_TOC", /* name */ | |
b34976b6 | 901 | TRUE, /* partial_inplace */ |
4a403be0 | 902 | 0, /* src_mask */ |
dc810e39 | 903 | 0xffff, /* dst_mask */ |
b34976b6 | 904 | FALSE), /* pcrel_offset */ |
dc810e39 | 905 | |
2c1bef53 CC |
906 | /* 0x04: Same as R_TOC. */ |
907 | HOWTO (R_TRL, /* type */ | |
908 | 0, /* rightshift */ | |
909 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
910 | 16, /* bitsize */ | |
b34976b6 | 911 | FALSE, /* pc_relative */ |
dc810e39 | 912 | 0, /* bitpos */ |
beb1bf64 | 913 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 | 914 | 0, /* special_function */ |
2c1bef53 | 915 | "R_TRL", /* name */ |
b34976b6 | 916 | TRUE, /* partial_inplace */ |
4a403be0 | 917 | 0, /* src_mask */ |
2c1bef53 | 918 | 0xffff, /* dst_mask */ |
b34976b6 | 919 | FALSE), /* pcrel_offset */ |
beb1bf64 | 920 | |
7fa9fcb6 | 921 | /* 0x05: External TOC relative symbol. */ |
38487e5e | 922 | HOWTO (R_GL, /* type */ |
dc810e39 | 923 | 0, /* rightshift */ |
48bfecdd | 924 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 925 | 16, /* bitsize */ |
b34976b6 | 926 | FALSE, /* pc_relative */ |
dc810e39 | 927 | 0, /* bitpos */ |
beb1bf64 | 928 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
929 | 0, /* special_function */ |
930 | "R_GL", /* name */ | |
b34976b6 | 931 | TRUE, /* partial_inplace */ |
4a403be0 | 932 | 0, /* src_mask */ |
dc810e39 | 933 | 0xffff, /* dst_mask */ |
b34976b6 | 934 | FALSE), /* pcrel_offset */ |
dc810e39 | 935 | |
7fa9fcb6 | 936 | /* 0x06: Local TOC relative symbol. */ |
38487e5e | 937 | HOWTO (R_TCL, /* type */ |
dc810e39 | 938 | 0, /* rightshift */ |
48bfecdd | 939 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 940 | 16, /* bitsize */ |
b34976b6 | 941 | FALSE, /* pc_relative */ |
dc810e39 | 942 | 0, /* bitpos */ |
beb1bf64 | 943 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
944 | 0, /* special_function */ |
945 | "R_TCL", /* name */ | |
b34976b6 | 946 | TRUE, /* partial_inplace */ |
4a403be0 | 947 | 0, /* src_mask */ |
dc810e39 | 948 | 0xffff, /* dst_mask */ |
b34976b6 | 949 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
950 | |
951 | EMPTY_HOWTO (7), | |
952 | ||
2c1bef53 | 953 | /* 0x08: Same as R_RBA. */ |
38487e5e | 954 | HOWTO (R_BA, /* type */ |
dc810e39 AM |
955 | 0, /* rightshift */ |
956 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
957 | 26, /* bitsize */ | |
b34976b6 | 958 | FALSE, /* pc_relative */ |
dc810e39 | 959 | 0, /* bitpos */ |
beb1bf64 | 960 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 | 961 | 0, /* special_function */ |
59862849 | 962 | "R_BA_26", /* name */ |
b34976b6 | 963 | TRUE, /* partial_inplace */ |
a78eab4e | 964 | 0x03fffffc, /* src_mask */ |
48bfecdd | 965 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 966 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
967 | |
968 | EMPTY_HOWTO (9), | |
969 | ||
2c1bef53 | 970 | /* 0x0a: Same as R_RBR. */ |
38487e5e | 971 | HOWTO (R_BR, /* type */ |
dc810e39 AM |
972 | 0, /* rightshift */ |
973 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
974 | 26, /* bitsize */ | |
b34976b6 | 975 | TRUE, /* pc_relative */ |
dc810e39 | 976 | 0, /* bitpos */ |
beb1bf64 | 977 | complain_overflow_signed, /* complain_on_overflow */ |
dc810e39 AM |
978 | 0, /* special_function */ |
979 | "R_BR", /* name */ | |
b34976b6 | 980 | TRUE, /* partial_inplace */ |
a78eab4e | 981 | 0x03fffffc, /* src_mask */ |
48bfecdd | 982 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 983 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
984 | |
985 | EMPTY_HOWTO (0xb), | |
986 | ||
2c1bef53 | 987 | /* 0x0c: Same as R_POS. */ |
38487e5e | 988 | HOWTO (R_RL, /* type */ |
dc810e39 | 989 | 0, /* rightshift */ |
2c1bef53 CC |
990 | 4, /* size (0 = byte, 1 = short, 2 = long) */ |
991 | 64, /* bitsize */ | |
b34976b6 | 992 | FALSE, /* pc_relative */ |
dc810e39 | 993 | 0, /* bitpos */ |
beb1bf64 | 994 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
995 | 0, /* special_function */ |
996 | "R_RL", /* name */ | |
b34976b6 | 997 | TRUE, /* partial_inplace */ |
2c1bef53 CC |
998 | MINUS_ONE, /* src_mask */ |
999 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 1000 | FALSE), /* pcrel_offset */ |
beb1bf64 | 1001 | |
2c1bef53 | 1002 | /* 0x0d: Same as R_POS. */ |
38487e5e | 1003 | HOWTO (R_RLA, /* type */ |
dc810e39 | 1004 | 0, /* rightshift */ |
2c1bef53 CC |
1005 | 4, /* size (0 = byte, 1 = short, 2 = long) */ |
1006 | 64, /* bitsize */ | |
b34976b6 | 1007 | FALSE, /* pc_relative */ |
dc810e39 | 1008 | 0, /* bitpos */ |
beb1bf64 | 1009 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1010 | 0, /* special_function */ |
1011 | "R_RLA", /* name */ | |
b34976b6 | 1012 | TRUE, /* partial_inplace */ |
2c1bef53 CC |
1013 | MINUS_ONE, /* src_mask */ |
1014 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 1015 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1016 | |
1017 | EMPTY_HOWTO (0xe), | |
1018 | ||
7fa9fcb6 | 1019 | /* 0x0f: Non-relocating reference. Bitsize is 1 so that r_rsize is 0. */ |
38487e5e | 1020 | HOWTO (R_REF, /* type */ |
dc810e39 | 1021 | 0, /* rightshift */ |
c865e45b RS |
1022 | 0, /* size (0 = byte, 1 = short, 2 = long) */ |
1023 | 1, /* bitsize */ | |
b34976b6 | 1024 | FALSE, /* pc_relative */ |
dc810e39 | 1025 | 0, /* bitpos */ |
a78eab4e | 1026 | complain_overflow_dont, /* complain_on_overflow */ |
dc810e39 AM |
1027 | 0, /* special_function */ |
1028 | "R_REF", /* name */ | |
b34976b6 | 1029 | FALSE, /* partial_inplace */ |
dc810e39 AM |
1030 | 0, /* src_mask */ |
1031 | 0, /* dst_mask */ | |
b34976b6 | 1032 | FALSE), /* pcrel_offset */ |
beb1bf64 TR |
1033 | |
1034 | EMPTY_HOWTO (0x10), | |
1035 | EMPTY_HOWTO (0x11), | |
2c1bef53 | 1036 | EMPTY_HOWTO (0x12), |
beb1bf64 | 1037 | |
2c1bef53 | 1038 | /* 0x13: Same as R_TOC */ |
38487e5e | 1039 | HOWTO (R_TRLA, /* type */ |
dc810e39 | 1040 | 0, /* rightshift */ |
48bfecdd | 1041 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1042 | 16, /* bitsize */ |
b34976b6 | 1043 | FALSE, /* pc_relative */ |
dc810e39 | 1044 | 0, /* bitpos */ |
beb1bf64 | 1045 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1046 | 0, /* special_function */ |
1047 | "R_TRLA", /* name */ | |
b34976b6 | 1048 | TRUE, /* partial_inplace */ |
a78eab4e | 1049 | 0xffff, /* src_mask */ |
dc810e39 | 1050 | 0xffff, /* dst_mask */ |
b34976b6 | 1051 | FALSE), /* pcrel_offset */ |
beb1bf64 | 1052 | |
7fa9fcb6 | 1053 | /* 0x14: Modifiable relative branch. */ |
38487e5e | 1054 | HOWTO (R_RRTBI, /* type */ |
dc810e39 AM |
1055 | 1, /* rightshift */ |
1056 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1057 | 32, /* bitsize */ | |
b34976b6 | 1058 | FALSE, /* pc_relative */ |
dc810e39 | 1059 | 0, /* bitpos */ |
beb1bf64 | 1060 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1061 | 0, /* special_function */ |
1062 | "R_RRTBI", /* name */ | |
b34976b6 | 1063 | TRUE, /* partial_inplace */ |
a78eab4e | 1064 | 0xffffffff, /* src_mask */ |
dc810e39 | 1065 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1066 | FALSE), /* pcrel_offset */ |
beb1bf64 | 1067 | |
7fa9fcb6 | 1068 | /* 0x15: Modifiable absolute branch. */ |
38487e5e | 1069 | HOWTO (R_RRTBA, /* type */ |
dc810e39 AM |
1070 | 1, /* rightshift */ |
1071 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1072 | 32, /* bitsize */ | |
b34976b6 | 1073 | FALSE, /* pc_relative */ |
dc810e39 | 1074 | 0, /* bitpos */ |
beb1bf64 | 1075 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1076 | 0, /* special_function */ |
1077 | "R_RRTBA", /* name */ | |
b34976b6 | 1078 | TRUE, /* partial_inplace */ |
a78eab4e | 1079 | 0xffffffff, /* src_mask */ |
dc810e39 | 1080 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1081 | FALSE), /* pcrel_offset */ |
dc810e39 | 1082 | |
2c1bef53 | 1083 | /* 0x16: Modifiable call absolute indirect. */ |
38487e5e | 1084 | HOWTO (R_CAI, /* type */ |
dc810e39 | 1085 | 0, /* rightshift */ |
48bfecdd | 1086 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1087 | 16, /* bitsize */ |
b34976b6 | 1088 | FALSE, /* pc_relative */ |
dc810e39 | 1089 | 0, /* bitpos */ |
beb1bf64 | 1090 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1091 | 0, /* special_function */ |
1092 | "R_CAI", /* name */ | |
b34976b6 | 1093 | TRUE, /* partial_inplace */ |
a78eab4e | 1094 | 0xffff, /* src_mask */ |
dc810e39 | 1095 | 0xffff, /* dst_mask */ |
b34976b6 | 1096 | FALSE), /* pcrel_offset */ |
dc810e39 | 1097 | |
2c1bef53 | 1098 | /* 0x17: Modifiable call relative. */ |
38487e5e | 1099 | HOWTO (R_CREL, /* type */ |
dc810e39 | 1100 | 0, /* rightshift */ |
48bfecdd | 1101 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1102 | 16, /* bitsize */ |
b34976b6 | 1103 | FALSE, /* pc_relative */ |
dc810e39 | 1104 | 0, /* bitpos */ |
beb1bf64 | 1105 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1106 | 0, /* special_function */ |
1107 | "R_CREL", /* name */ | |
b34976b6 | 1108 | TRUE, /* partial_inplace */ |
a78eab4e | 1109 | 0xffff, /* src_mask */ |
dc810e39 | 1110 | 0xffff, /* dst_mask */ |
b34976b6 | 1111 | FALSE), /* pcrel_offset */ |
beb1bf64 | 1112 | |
7fa9fcb6 | 1113 | /* 0x18: Modifiable branch absolute. */ |
38487e5e | 1114 | HOWTO (R_RBA, /* type */ |
dc810e39 AM |
1115 | 0, /* rightshift */ |
1116 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1117 | 26, /* bitsize */ | |
b34976b6 | 1118 | FALSE, /* pc_relative */ |
dc810e39 | 1119 | 0, /* bitpos */ |
beb1bf64 | 1120 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1121 | 0, /* special_function */ |
1122 | "R_RBA", /* name */ | |
b34976b6 | 1123 | TRUE, /* partial_inplace */ |
a78eab4e | 1124 | 0x03fffffc, /* src_mask */ |
48bfecdd | 1125 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 1126 | FALSE), /* pcrel_offset */ |
beb1bf64 | 1127 | |
7fa9fcb6 | 1128 | /* 0x19: Modifiable branch absolute. */ |
38487e5e | 1129 | HOWTO (R_RBAC, /* type */ |
dc810e39 AM |
1130 | 0, /* rightshift */ |
1131 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1132 | 32, /* bitsize */ | |
b34976b6 | 1133 | FALSE, /* pc_relative */ |
dc810e39 | 1134 | 0, /* bitpos */ |
beb1bf64 | 1135 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1136 | 0, /* special_function */ |
1137 | "R_RBAC", /* name */ | |
b34976b6 | 1138 | TRUE, /* partial_inplace */ |
a78eab4e | 1139 | 0xffffffff, /* src_mask */ |
48bfecdd | 1140 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1141 | FALSE), /* pcrel_offset */ |
beb1bf64 | 1142 | |
7fa9fcb6 | 1143 | /* 0x1a: Modifiable branch relative. */ |
38487e5e | 1144 | HOWTO (R_RBR, /* type */ |
dc810e39 AM |
1145 | 0, /* rightshift */ |
1146 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1147 | 26, /* bitsize */ | |
b34976b6 | 1148 | FALSE, /* pc_relative */ |
dc810e39 | 1149 | 0, /* bitpos */ |
beb1bf64 | 1150 | complain_overflow_signed, /* complain_on_overflow */ |
dc810e39 | 1151 | 0, /* special_function */ |
59862849 | 1152 | "R_RBR_26", /* name */ |
b34976b6 | 1153 | TRUE, /* partial_inplace */ |
a78eab4e | 1154 | 0x03fffffc, /* src_mask */ |
48bfecdd | 1155 | 0x03fffffc, /* dst_mask */ |
b34976b6 | 1156 | FALSE), /* pcrel_offset */ |
beb1bf64 | 1157 | |
7fa9fcb6 | 1158 | /* 0x1b: Modifiable branch absolute. */ |
38487e5e | 1159 | HOWTO (R_RBRC, /* type */ |
dc810e39 | 1160 | 0, /* rightshift */ |
48bfecdd | 1161 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
dc810e39 | 1162 | 16, /* bitsize */ |
b34976b6 | 1163 | FALSE, /* pc_relative */ |
dc810e39 | 1164 | 0, /* bitpos */ |
beb1bf64 | 1165 | complain_overflow_bitfield, /* complain_on_overflow */ |
dc810e39 AM |
1166 | 0, /* special_function */ |
1167 | "R_RBRC", /* name */ | |
b34976b6 | 1168 | TRUE, /* partial_inplace */ |
a78eab4e | 1169 | 0xffff, /* src_mask */ |
dc810e39 | 1170 | 0xffff, /* dst_mask */ |
b34976b6 | 1171 | FALSE), /* pcrel_offset */ |
dc810e39 | 1172 | |
7fa9fcb6 | 1173 | /* 0x1c: Standard 32 bit relocation. */ |
38487e5e | 1174 | HOWTO (R_POS, /* type */ |
dc810e39 | 1175 | 0, /* rightshift */ |
59862849 TR |
1176 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
1177 | 32, /* bitsize */ | |
b34976b6 | 1178 | FALSE, /* pc_relative */ |
dc810e39 AM |
1179 | 0, /* bitpos */ |
1180 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1181 | 0, /* special_function */ | |
59862849 | 1182 | "R_POS_32", /* name */ |
b34976b6 | 1183 | TRUE, /* partial_inplace */ |
a78eab4e | 1184 | 0xffffffff, /* src_mask */ |
59862849 | 1185 | 0xffffffff, /* dst_mask */ |
b34976b6 | 1186 | FALSE), /* pcrel_offset */ |
ff3a6ee3 | 1187 | |
7fa9fcb6 | 1188 | /* 0x1d: 16 bit Non modifiable absolute branch. */ |
54327882 AM |
1189 | HOWTO (R_BA, /* type */ |
1190 | 0, /* rightshift */ | |
59862849 | 1191 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
54327882 | 1192 | 16, /* bitsize */ |
b34976b6 | 1193 | FALSE, /* pc_relative */ |
54327882 | 1194 | 0, /* bitpos */ |
ff3a6ee3 | 1195 | complain_overflow_bitfield, /* complain_on_overflow */ |
54327882 | 1196 | 0, /* special_function */ |
59862849 | 1197 | "R_BA_16", /* name */ |
b34976b6 | 1198 | TRUE, /* partial_inplace */ |
a78eab4e | 1199 | 0xfffc, /* src_mask */ |
54327882 | 1200 | 0xfffc, /* dst_mask */ |
b34976b6 | 1201 | FALSE), /* pcrel_offset */ |
59862849 | 1202 | |
7fa9fcb6 | 1203 | /* 0x1e: Modifiable branch relative. */ |
cf9ab45b AM |
1204 | HOWTO (R_RBR, /* type */ |
1205 | 0, /* rightshift */ | |
1206 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1207 | 16, /* bitsize */ | |
7fa9fcb6 | 1208 | TRUE, /* pc_relative */ |
cf9ab45b | 1209 | 0, /* bitpos */ |
59862849 | 1210 | complain_overflow_signed, /* complain_on_overflow */ |
cf9ab45b AM |
1211 | 0, /* special_function */ |
1212 | "R_RBR_16", /* name */ | |
b34976b6 | 1213 | TRUE, /* partial_inplace */ |
7fa9fcb6 TG |
1214 | 0xfffc, /* src_mask */ |
1215 | 0xfffc, /* dst_mask */ | |
b34976b6 | 1216 | FALSE), /* pcrel_offset */ |
1b164155 | 1217 | |
7fa9fcb6 | 1218 | /* 0x1f: Modifiable branch absolute. */ |
1b164155 TR |
1219 | HOWTO (R_RBA, /* type */ |
1220 | 0, /* rightshift */ | |
1221 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1222 | 16, /* bitsize */ | |
b34976b6 | 1223 | FALSE, /* pc_relative */ |
1b164155 TR |
1224 | 0, /* bitpos */ |
1225 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1226 | 0, /* special_function */ | |
1227 | "R_RBA_16", /* name */ | |
b34976b6 | 1228 | TRUE, /* partial_inplace */ |
a78eab4e | 1229 | 0xffff, /* src_mask */ |
1b164155 | 1230 | 0xffff, /* dst_mask */ |
b34976b6 | 1231 | FALSE), /* pcrel_offset */ |
1b164155 | 1232 | |
2c1bef53 | 1233 | /* 0x20: General-dynamic TLS relocation. */ |
1b2cb8e2 CC |
1234 | HOWTO (R_TLS, /* type */ |
1235 | 0, /* rightshift */ | |
1236 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1237 | 64, /* bitsize */ | |
1238 | FALSE, /* pc_relative */ | |
1239 | 0, /* bitpos */ | |
1240 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1241 | 0, /* special_function */ | |
1242 | "R_TLS", /* name */ | |
1243 | TRUE, /* partial_inplace */ | |
1244 | MINUS_ONE, /* src_mask */ | |
1245 | MINUS_ONE, /* dst_mask */ | |
1246 | FALSE), /* pcrel_offset */ | |
2c1bef53 CC |
1247 | |
1248 | /* 0x21: Initial-exec TLS relocation. */ | |
1b2cb8e2 CC |
1249 | HOWTO (R_TLS_IE, /* type */ |
1250 | 0, /* rightshift */ | |
1251 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1252 | 64, /* bitsize */ | |
1253 | FALSE, /* pc_relative */ | |
1254 | 0, /* bitpos */ | |
1255 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1256 | 0, /* special_function */ | |
1257 | "R_TLS_IE", /* name */ | |
1258 | TRUE, /* partial_inplace */ | |
1259 | MINUS_ONE, /* src_mask */ | |
1260 | MINUS_ONE, /* dst_mask */ | |
1261 | FALSE), /* pcrel_offset */ | |
2c1bef53 CC |
1262 | |
1263 | /* 0x22: Local-dynamic TLS relocation. */ | |
1b2cb8e2 CC |
1264 | HOWTO (R_TLS_LD, /* type */ |
1265 | 0, /* rightshift */ | |
1266 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1267 | 64, /* bitsize */ | |
1268 | FALSE, /* pc_relative */ | |
1269 | 0, /* bitpos */ | |
1270 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1271 | 0, /* special_function */ | |
1272 | "R_TLS_LD", /* name */ | |
1273 | TRUE, /* partial_inplace */ | |
1274 | MINUS_ONE, /* src_mask */ | |
1275 | MINUS_ONE, /* dst_mask */ | |
1276 | FALSE), /* pcrel_offset */ | |
2c1bef53 CC |
1277 | |
1278 | /* 0x23: Local-exec TLS relocation. */ | |
1b2cb8e2 CC |
1279 | HOWTO (R_TLS_LE, /* type */ |
1280 | 0, /* rightshift */ | |
1281 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1282 | 64, /* bitsize */ | |
1283 | FALSE, /* pc_relative */ | |
1284 | 0, /* bitpos */ | |
1285 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1286 | 0, /* special_function */ | |
1287 | "R_TLS_LE", /* name */ | |
1288 | TRUE, /* partial_inplace */ | |
1289 | MINUS_ONE, /* src_mask */ | |
1290 | MINUS_ONE, /* dst_mask */ | |
1291 | FALSE), /* pcrel_offset */ | |
2c1bef53 CC |
1292 | |
1293 | /* 0x24: TLS relocation. */ | |
1b2cb8e2 CC |
1294 | HOWTO (R_TLSM, /* type */ |
1295 | 0, /* rightshift */ | |
1296 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1297 | 64, /* bitsize */ | |
1298 | FALSE, /* pc_relative */ | |
1299 | 0, /* bitpos */ | |
1300 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1301 | 0, /* special_function */ | |
1302 | "R_TLSM", /* name */ | |
1303 | TRUE, /* partial_inplace */ | |
1304 | MINUS_ONE, /* src_mask */ | |
1305 | MINUS_ONE, /* dst_mask */ | |
1306 | FALSE), /* pcrel_offset */ | |
2c1bef53 CC |
1307 | |
1308 | /* 0x25: TLS module relocation. */ | |
1b2cb8e2 CC |
1309 | HOWTO (R_TLSML, /* type */ |
1310 | 0, /* rightshift */ | |
1311 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1312 | 64, /* bitsize */ | |
1313 | FALSE, /* pc_relative */ | |
1314 | 0, /* bitpos */ | |
1315 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1316 | 0, /* special_function */ | |
1317 | "R_TLSM", /* name */ | |
1318 | TRUE, /* partial_inplace */ | |
1319 | MINUS_ONE, /* src_mask */ | |
1320 | MINUS_ONE, /* dst_mask */ | |
1321 | FALSE), /* pcrel_offset */ | |
2c1bef53 CC |
1322 | |
1323 | EMPTY_HOWTO(0x26), | |
1324 | EMPTY_HOWTO(0x27), | |
1325 | EMPTY_HOWTO(0x28), | |
1326 | EMPTY_HOWTO(0x29), | |
1327 | EMPTY_HOWTO(0x2a), | |
1328 | EMPTY_HOWTO(0x2b), | |
1329 | EMPTY_HOWTO(0x2c), | |
1330 | EMPTY_HOWTO(0x2d), | |
1331 | EMPTY_HOWTO(0x2e), | |
1332 | EMPTY_HOWTO(0x2f), | |
1333 | ||
4a403be0 CC |
1334 | HOWTO (R_TOCU, /* type */ |
1335 | 16, /* rightshift */ | |
1336 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1337 | 16, /* bitsize */ | |
1338 | FALSE, /* pc_relative */ | |
1339 | 0, /* bitpos */ | |
1340 | complain_overflow_bitfield, /* complain_on_overflow */ | |
1341 | 0, /* special_function */ | |
1342 | "R_TOCU", /* name */ | |
1343 | TRUE, /* partial_inplace */ | |
1344 | 0, /* src_mask */ | |
1345 | 0xffff, /* dst_mask */ | |
1346 | FALSE), /* pcrel_offset */ | |
2c1bef53 CC |
1347 | |
1348 | /* 0x31: Low-order 16 bit TOC relative relocation. */ | |
4a403be0 CC |
1349 | HOWTO (R_TOCL, /* type */ |
1350 | 0, /* rightshift */ | |
1351 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1352 | 16, /* bitsize */ | |
1353 | FALSE, /* pc_relative */ | |
1354 | 0, /* bitpos */ | |
1355 | complain_overflow_dont, /* complain_on_overflow */ | |
1356 | 0, /* special_function */ | |
1357 | "R_TOCL", /* name */ | |
1358 | TRUE, /* partial_inplace */ | |
1359 | 0, /* src_mask */ | |
1360 | 0xffff, /* dst_mask */ | |
1361 | FALSE), /* pcrel_offset */ | |
2c1bef53 | 1362 | |
beb1bf64 TR |
1363 | }; |
1364 | ||
1365 | void | |
4964e065 | 1366 | xcoff64_rtype2howto (arelent *relent, struct internal_reloc *internal) |
beb1bf64 | 1367 | { |
2c1bef53 | 1368 | if (internal->r_type > R_TOCL) |
beb1bf64 TR |
1369 | abort (); |
1370 | ||
59862849 TR |
1371 | /* Default howto layout works most of the time */ |
1372 | relent->howto = &xcoff64_howto_table[internal->r_type]; | |
cf9ab45b | 1373 | |
5c4491d3 | 1374 | /* Special case some 16 bit reloc */ |
59862849 TR |
1375 | if (15 == (internal->r_size & 0x3f)) |
1376 | { | |
cf9ab45b | 1377 | if (R_BA == internal->r_type) |
59862849 | 1378 | relent->howto = &xcoff64_howto_table[0x1d]; |
cf9ab45b | 1379 | else if (R_RBR == internal->r_type) |
59862849 | 1380 | relent->howto = &xcoff64_howto_table[0x1e]; |
cf9ab45b | 1381 | else if (R_RBA == internal->r_type) |
1b164155 | 1382 | relent->howto = &xcoff64_howto_table[0x1f]; |
59862849 TR |
1383 | } |
1384 | /* Special case 32 bit */ | |
1385 | else if (31 == (internal->r_size & 0x3f)) | |
1386 | { | |
cf9ab45b | 1387 | if (R_POS == internal->r_type) |
59862849 TR |
1388 | relent->howto = &xcoff64_howto_table[0x1c]; |
1389 | } | |
cf9ab45b | 1390 | |
beb1bf64 TR |
1391 | /* The r_size field of an XCOFF reloc encodes the bitsize of the |
1392 | relocation, as well as indicating whether it is signed or not. | |
1393 | Doublecheck that the relocation information gathered from the | |
1394 | type matches this information. The bitsize is not significant | |
1395 | for R_REF relocs. */ | |
1396 | if (relent->howto->dst_mask != 0 | |
dc810e39 | 1397 | && (relent->howto->bitsize |
beb1bf64 TR |
1398 | != ((unsigned int) internal->r_size & 0x3f) + 1)) |
1399 | abort (); | |
beb1bf64 TR |
1400 | } |
1401 | ||
1402 | reloc_howto_type * | |
4964e065 | 1403 | xcoff64_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, |
07d6d2b8 | 1404 | bfd_reloc_code_real_type code) |
beb1bf64 TR |
1405 | { |
1406 | switch (code) | |
1407 | { | |
1408 | case BFD_RELOC_PPC_B26: | |
1409 | return &xcoff64_howto_table[0xa]; | |
ff3a6ee3 TR |
1410 | case BFD_RELOC_PPC_BA16: |
1411 | return &xcoff64_howto_table[0x1d]; | |
beb1bf64 TR |
1412 | case BFD_RELOC_PPC_BA26: |
1413 | return &xcoff64_howto_table[8]; | |
1414 | case BFD_RELOC_PPC_TOC16: | |
1415 | return &xcoff64_howto_table[3]; | |
4a403be0 CC |
1416 | case BFD_RELOC_PPC_TOC16_HI: |
1417 | return &xcoff64_howto_table[0x30]; | |
1418 | case BFD_RELOC_PPC_TOC16_LO: | |
1419 | return &xcoff64_howto_table[0x31]; | |
7fa9fcb6 TG |
1420 | case BFD_RELOC_PPC_B16: |
1421 | return &xcoff64_howto_table[0x1e]; | |
beb1bf64 TR |
1422 | case BFD_RELOC_32: |
1423 | case BFD_RELOC_CTOR: | |
beb1bf64 | 1424 | return &xcoff64_howto_table[0x1c]; |
59862849 TR |
1425 | case BFD_RELOC_64: |
1426 | return &xcoff64_howto_table[0]; | |
c865e45b RS |
1427 | case BFD_RELOC_NONE: |
1428 | return &xcoff64_howto_table[0xf]; | |
1b2cb8e2 CC |
1429 | case BFD_RELOC_PPC64_TLSGD: |
1430 | return &xcoff64_howto_table[0x20]; | |
1431 | case BFD_RELOC_PPC64_TLSIE: | |
1432 | return &xcoff64_howto_table[0x21]; | |
1433 | case BFD_RELOC_PPC64_TLSLD: | |
1434 | return &xcoff64_howto_table[0x22]; | |
1435 | case BFD_RELOC_PPC64_TLSLE: | |
1436 | return &xcoff64_howto_table[0x23]; | |
1437 | case BFD_RELOC_PPC64_TLSM: | |
1438 | return &xcoff64_howto_table[0x24]; | |
1439 | case BFD_RELOC_PPC64_TLSML: | |
1440 | return &xcoff64_howto_table[0x25]; | |
beb1bf64 TR |
1441 | default: |
1442 | return NULL; | |
1443 | } | |
1444 | } | |
1445 | ||
157090f7 AM |
1446 | static reloc_howto_type * |
1447 | xcoff64_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, | |
1448 | const char *r_name) | |
1449 | { | |
1450 | unsigned int i; | |
1451 | ||
1452 | for (i = 0; | |
1453 | i < sizeof (xcoff64_howto_table) / sizeof (xcoff64_howto_table[0]); | |
1454 | i++) | |
1455 | if (xcoff64_howto_table[i].name != NULL | |
1456 | && strcasecmp (xcoff64_howto_table[i].name, r_name) == 0) | |
1457 | return &xcoff64_howto_table[i]; | |
1458 | ||
1459 | return NULL; | |
1460 | } | |
1461 | ||
0c929e83 CC |
1462 | /* This is the relocation function for the PowerPC64. |
1463 | See xcoff_ppc_relocation_section for more information. */ | |
1464 | ||
1465 | bfd_boolean | |
1466 | xcoff64_ppc_relocate_section (bfd *output_bfd, | |
1467 | struct bfd_link_info *info, | |
1468 | bfd *input_bfd, | |
1469 | asection *input_section, | |
1470 | bfd_byte *contents, | |
1471 | struct internal_reloc *relocs, | |
1472 | struct internal_syment *syms, | |
1473 | asection **sections) | |
1474 | { | |
1475 | struct internal_reloc *rel; | |
1476 | struct internal_reloc *relend; | |
1477 | ||
1478 | rel = relocs; | |
1479 | relend = rel + input_section->reloc_count; | |
1480 | for (; rel < relend; rel++) | |
1481 | { | |
1482 | long symndx; | |
1483 | struct xcoff_link_hash_entry *h; | |
1484 | struct internal_syment *sym; | |
1485 | bfd_vma addend; | |
1486 | bfd_vma val; | |
1487 | struct reloc_howto_struct howto; | |
1488 | bfd_vma relocation; | |
1489 | bfd_vma value_to_relocate; | |
1490 | bfd_vma address; | |
1491 | bfd_byte *location; | |
1492 | ||
1493 | /* Relocation type R_REF is a special relocation type which is | |
1494 | merely used to prevent garbage collection from occurring for | |
1495 | the csect including the symbol which it references. */ | |
1496 | if (rel->r_type == R_REF) | |
1497 | continue; | |
1498 | ||
2c1bef53 CC |
1499 | /* Retrieve default value in HOWTO table and fix up according |
1500 | to r_size field, if it can be different. | |
1501 | This should be made during relocation reading but the algorithms | |
1502 | are expecting constant howtos. */ | |
1503 | memcpy (&howto, &xcoff64_howto_table[rel->r_type], sizeof (howto)); | |
1504 | if (howto.bitsize != (rel->r_size & 0x3f) + 1) | |
1505 | { | |
1506 | switch (rel->r_type) | |
1507 | { | |
1508 | case R_POS: | |
1509 | case R_NEG: | |
1510 | howto.bitsize = (rel->r_size & 0x3f) + 1; | |
1511 | howto.size = howto.bitsize > 16 ? (howto.bitsize > 32 ? 4 : 2) : 1; | |
1512 | howto.src_mask = howto.dst_mask = N_ONES (howto.bitsize); | |
1513 | break; | |
1514 | ||
1515 | default: | |
1516 | _bfd_error_handler | |
1517 | (_("%pB: relocatation (%d) at (0x%" BFD_VMA_FMT "x) has wrong" | |
1518 | " r_rsize (0x%x)\n"), | |
1519 | input_bfd, rel->r_type, rel->r_vaddr, rel->r_size); | |
1520 | return FALSE; | |
1521 | } | |
1522 | } | |
1523 | ||
0c929e83 CC |
1524 | howto.complain_on_overflow = (rel->r_size & 0x80 |
1525 | ? complain_overflow_signed | |
1526 | : complain_overflow_bitfield); | |
0c929e83 CC |
1527 | |
1528 | /* symbol */ | |
1529 | val = 0; | |
1530 | addend = 0; | |
1531 | h = NULL; | |
1532 | sym = NULL; | |
1533 | symndx = rel->r_symndx; | |
1534 | ||
1535 | if (-1 != symndx) | |
1536 | { | |
1537 | asection *sec; | |
1538 | ||
1539 | h = obj_xcoff_sym_hashes (input_bfd)[symndx]; | |
1540 | sym = syms + symndx; | |
1541 | addend = - sym->n_value; | |
1542 | ||
1543 | if (NULL == h) | |
1544 | { | |
1545 | sec = sections[symndx]; | |
1546 | /* Hack to make sure we use the right TOC anchor value | |
1547 | if this reloc is against the TOC anchor. */ | |
1548 | if (sec->name[3] == '0' | |
1549 | && strcmp (sec->name, ".tc0") == 0) | |
1550 | val = xcoff_data (output_bfd)->toc; | |
1551 | else | |
1552 | val = (sec->output_section->vma | |
1553 | + sec->output_offset | |
1554 | + sym->n_value | |
1555 | - sec->vma); | |
1556 | } | |
1557 | else | |
1558 | { | |
1559 | if (info->unresolved_syms_in_objects != RM_IGNORE | |
1560 | && (h->flags & XCOFF_WAS_UNDEFINED) != 0) | |
2c1bef53 | 1561 | info->callbacks->undefined_symbol |
0c929e83 CC |
1562 | (info, h->root.root.string, input_bfd, input_section, |
1563 | rel->r_vaddr - input_section->vma, | |
1564 | info->unresolved_syms_in_objects == RM_DIAGNOSE | |
1565 | && !info->warn_unresolved_syms); | |
1566 | ||
1567 | if (h->root.type == bfd_link_hash_defined | |
1568 | || h->root.type == bfd_link_hash_defweak) | |
1569 | { | |
1570 | sec = h->root.u.def.section; | |
1571 | val = (h->root.u.def.value | |
1572 | + sec->output_section->vma | |
1573 | + sec->output_offset); | |
1574 | } | |
1575 | else if (h->root.type == bfd_link_hash_common) | |
1576 | { | |
1577 | sec = h->root.u.c.p->section; | |
1578 | val = (sec->output_section->vma | |
1579 | + sec->output_offset); | |
1580 | } | |
1581 | else | |
1582 | { | |
1583 | BFD_ASSERT (bfd_link_relocatable (info) | |
1584 | || (h->flags & XCOFF_DEF_DYNAMIC) != 0 | |
1585 | || (h->flags & XCOFF_IMPORT) != 0); | |
1586 | } | |
1587 | } | |
1588 | } | |
1589 | ||
1590 | if (rel->r_type >= XCOFF_MAX_CALCULATE_RELOCATION | |
1591 | || !((*xcoff64_calculate_relocation[rel->r_type]) | |
1592 | (input_bfd, input_section, output_bfd, rel, sym, &howto, val, | |
1593 | addend, &relocation, contents))) | |
1594 | return FALSE; | |
1595 | ||
1596 | /* address */ | |
1597 | address = rel->r_vaddr - input_section->vma; | |
1598 | location = contents + address; | |
1599 | ||
1600 | if (address > input_section->size) | |
1601 | abort (); | |
1602 | ||
1603 | /* Get the value we are going to relocate. */ | |
1604 | if (1 == howto.size) | |
1605 | value_to_relocate = bfd_get_16 (input_bfd, location); | |
1606 | else if (2 == howto.size) | |
1607 | value_to_relocate = bfd_get_32 (input_bfd, location); | |
1608 | else | |
1609 | value_to_relocate = bfd_get_64 (input_bfd, location); | |
1610 | ||
1611 | /* overflow. | |
1612 | ||
1613 | FIXME: We may drop bits during the addition | |
1614 | which we don't check for. We must either check at every single | |
1615 | operation, which would be tedious, or we must do the computations | |
1616 | in a type larger than bfd_vma, which would be inefficient. */ | |
1617 | ||
1618 | if (((*xcoff_complain_overflow[howto.complain_on_overflow]) | |
1619 | (input_bfd, value_to_relocate, relocation, &howto))) | |
1620 | { | |
1621 | const char *name; | |
1622 | char buf[SYMNMLEN + 1]; | |
1623 | char reloc_type_name[10]; | |
1624 | ||
1625 | if (symndx == -1) | |
1626 | { | |
1627 | name = "*ABS*"; | |
1628 | } | |
1629 | else if (h != NULL) | |
1630 | { | |
1631 | name = NULL; | |
1632 | } | |
1633 | else | |
1634 | { | |
1635 | name = _bfd_coff_internal_syment_name (input_bfd, sym, buf); | |
1636 | if (name == NULL) | |
1637 | name = "UNKNOWN"; | |
1638 | } | |
1639 | sprintf (reloc_type_name, "0x%02x", rel->r_type); | |
1640 | ||
1641 | (*info->callbacks->reloc_overflow) | |
1642 | (info, (h ? &h->root : NULL), name, reloc_type_name, | |
1643 | (bfd_vma) 0, input_bfd, input_section, | |
1644 | rel->r_vaddr - input_section->vma); | |
1645 | } | |
1646 | ||
1647 | /* Add RELOCATION to the right bits of VALUE_TO_RELOCATE. */ | |
1648 | value_to_relocate = ((value_to_relocate & ~howto.dst_mask) | |
1649 | | (((value_to_relocate & howto.src_mask) | |
1650 | + relocation) & howto.dst_mask)); | |
1651 | ||
1652 | /* Put the value back in the object file. */ | |
1653 | if (1 == howto.size) | |
1654 | bfd_put_16 (input_bfd, value_to_relocate, location); | |
1655 | else if (2 == howto.size) | |
1656 | bfd_put_32 (input_bfd, value_to_relocate, location); | |
1657 | else | |
1658 | bfd_put_64 (input_bfd, value_to_relocate, location); | |
1659 | ||
1660 | } | |
1661 | return TRUE; | |
1662 | } | |
1663 | ||
1664 | ||
6c4e7b6b NC |
1665 | /* PR 21786: The PE/COFF standard does not require NUL termination for any of |
1666 | the ASCII fields in the archive headers. So in order to be able to extract | |
1667 | numerical values we provide our own versions of strtol and strtoll which | |
1668 | take a maximum length as an additional parameter. Also - just to save space, | |
1669 | we omit the endptr return parameter, since we know that it is never used. */ | |
1670 | ||
1671 | static long | |
1672 | _bfd_strntol (const char * nptr, int base, unsigned int maxlen) | |
1673 | { | |
1674 | char buf[24]; /* Should be enough. */ | |
1675 | ||
1676 | BFD_ASSERT (maxlen < (sizeof (buf) - 1)); | |
1677 | ||
1678 | memcpy (buf, nptr, maxlen); | |
1679 | buf[maxlen] = 0; | |
1680 | return strtol (buf, NULL, base); | |
1681 | } | |
1682 | ||
1683 | static long long | |
1684 | _bfd_strntoll (const char * nptr, int base, unsigned int maxlen) | |
1685 | { | |
1686 | char buf[32]; /* Should be enough. */ | |
1687 | ||
1688 | BFD_ASSERT (maxlen < (sizeof (buf) - 1)); | |
1689 | ||
1690 | memcpy (buf, nptr, maxlen); | |
1691 | buf[maxlen] = 0; | |
1692 | return strtoll (buf, NULL, base); | |
1693 | } | |
1694 | ||
1695 | /* Macro to read an ASCII value stored in an archive header field. */ | |
677bd4c6 AM |
1696 | #define GET_VALUE_IN_FIELD(VAR, FIELD, BASE) \ |
1697 | do \ | |
1698 | { \ | |
1699 | (VAR) = (sizeof (VAR) > sizeof (long) \ | |
1700 | ? _bfd_strntoll (FIELD, BASE, sizeof FIELD) \ | |
1701 | : _bfd_strntol (FIELD, BASE, sizeof FIELD)); \ | |
1702 | } \ | |
6c4e7b6b NC |
1703 | while (0) |
1704 | ||
beb1bf64 TR |
1705 | /* Read in the armap of an XCOFF archive. */ |
1706 | ||
b34976b6 | 1707 | static bfd_boolean |
4964e065 | 1708 | xcoff64_slurp_armap (bfd *abfd) |
beb1bf64 TR |
1709 | { |
1710 | file_ptr off; | |
1711 | size_t namlen; | |
dc810e39 | 1712 | bfd_size_type sz, amt; |
beb1bf64 TR |
1713 | bfd_byte *contents, *cend; |
1714 | bfd_vma c, i; | |
1715 | carsym *arsym; | |
1716 | bfd_byte *p; | |
dc810e39 | 1717 | file_ptr pos; |
beb1bf64 TR |
1718 | |
1719 | /* This is for the new format. */ | |
1720 | struct xcoff_ar_hdr_big hdr; | |
1721 | ||
dc810e39 AM |
1722 | if (xcoff_ardata (abfd) == NULL) |
1723 | { | |
ed48ec2e | 1724 | abfd->has_armap = FALSE; |
b34976b6 | 1725 | return TRUE; |
dc810e39 | 1726 | } |
beb1bf64 | 1727 | |
487e54f2 AM |
1728 | off = bfd_scan_vma (xcoff_ardata_big (abfd)->symoff64, |
1729 | (const char **) NULL, 10); | |
dc810e39 AM |
1730 | if (off == 0) |
1731 | { | |
ed48ec2e | 1732 | abfd->has_armap = FALSE; |
b34976b6 | 1733 | return TRUE; |
dc810e39 | 1734 | } |
beb1bf64 TR |
1735 | |
1736 | if (bfd_seek (abfd, off, SEEK_SET) != 0) | |
b34976b6 | 1737 | return FALSE; |
beb1bf64 TR |
1738 | |
1739 | /* The symbol table starts with a normal archive header. */ | |
4964e065 | 1740 | if (bfd_bread (&hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd) |
dc810e39 | 1741 | != SIZEOF_AR_HDR_BIG) |
b34976b6 | 1742 | return FALSE; |
beb1bf64 TR |
1743 | |
1744 | /* Skip the name (normally empty). */ | |
677bd4c6 | 1745 | GET_VALUE_IN_FIELD (namlen, hdr.namlen, 10); |
dc810e39 AM |
1746 | pos = ((namlen + 1) & ~(size_t) 1) + SXCOFFARFMAG; |
1747 | if (bfd_seek (abfd, pos, SEEK_CUR) != 0) | |
b34976b6 | 1748 | return FALSE; |
beb1bf64 | 1749 | |
487e54f2 | 1750 | sz = bfd_scan_vma (hdr.size, (const char **) NULL, 10); |
c15a8f17 | 1751 | if (sz + 1 < 9) |
228c8f4b | 1752 | { |
c15a8f17 | 1753 | bfd_set_error (bfd_error_bad_value); |
228c8f4b AM |
1754 | return FALSE; |
1755 | } | |
beb1bf64 TR |
1756 | |
1757 | /* Read in the entire symbol table. */ | |
2bb3687b | 1758 | contents = (bfd_byte *) _bfd_alloc_and_read (abfd, sz + 1, sz); |
beb1bf64 | 1759 | if (contents == NULL) |
b34976b6 | 1760 | return FALSE; |
beb1bf64 | 1761 | |
228c8f4b AM |
1762 | /* Ensure strings are NULL terminated so we don't wander off the end |
1763 | of the buffer. */ | |
1764 | contents[sz] = 0; | |
1765 | ||
beb1bf64 | 1766 | /* The symbol table starts with an eight byte count. */ |
dc810e39 | 1767 | c = H_GET_64 (abfd, contents); |
beb1bf64 | 1768 | |
228c8f4b | 1769 | if (c >= sz / 8) |
dc810e39 AM |
1770 | { |
1771 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 1772 | return FALSE; |
dc810e39 AM |
1773 | } |
1774 | amt = c; | |
1775 | amt *= sizeof (carsym); | |
1776 | bfd_ardata (abfd)->symdefs = (carsym *) bfd_alloc (abfd, amt); | |
beb1bf64 | 1777 | if (bfd_ardata (abfd)->symdefs == NULL) |
b34976b6 | 1778 | return FALSE; |
dc810e39 | 1779 | |
beb1bf64 TR |
1780 | /* After the count comes a list of eight byte file offsets. */ |
1781 | for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 8; | |
1782 | i < c; | |
1783 | ++i, ++arsym, p += 8) | |
dc810e39 | 1784 | arsym->file_offset = H_GET_64 (abfd, p); |
beb1bf64 TR |
1785 | |
1786 | /* After the file offsets come null terminated symbol names. */ | |
1787 | cend = contents + sz; | |
1788 | for (i = 0, arsym = bfd_ardata (abfd)->symdefs; | |
1789 | i < c; | |
1790 | ++i, ++arsym, p += strlen ((char *) p) + 1) | |
1791 | { | |
1792 | if (p >= cend) | |
1793 | { | |
1794 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 1795 | return FALSE; |
beb1bf64 TR |
1796 | } |
1797 | arsym->name = (char *) p; | |
1798 | } | |
1799 | ||
1800 | bfd_ardata (abfd)->symdef_count = c; | |
ed48ec2e | 1801 | abfd->has_armap = TRUE; |
beb1bf64 | 1802 | |
b34976b6 | 1803 | return TRUE; |
beb1bf64 TR |
1804 | } |
1805 | ||
1806 | ||
beb1bf64 TR |
1807 | /* See if this is an NEW XCOFF archive. */ |
1808 | ||
cb001c0d | 1809 | static bfd_cleanup |
4964e065 | 1810 | xcoff64_archive_p (bfd *abfd) |
beb1bf64 | 1811 | { |
487e54f2 | 1812 | struct artdata *tdata_hold; |
beb1bf64 TR |
1813 | char magic[SXCOFFARMAG]; |
1814 | /* This is the new format. */ | |
1815 | struct xcoff_ar_file_hdr_big hdr; | |
986f0783 | 1816 | size_t amt = SXCOFFARMAG; |
beb1bf64 | 1817 | |
4964e065 | 1818 | if (bfd_bread (magic, amt, abfd) != amt) |
dc810e39 AM |
1819 | { |
1820 | if (bfd_get_error () != bfd_error_system_call) | |
1821 | bfd_set_error (bfd_error_wrong_format); | |
1822 | return NULL; | |
1823 | } | |
1824 | ||
1825 | if (strncmp (magic, XCOFFARMAGBIG, SXCOFFARMAG) != 0) | |
1826 | { | |
1827 | bfd_set_error (bfd_error_wrong_format); | |
1828 | return NULL; | |
1829 | } | |
beb1bf64 | 1830 | |
beb1bf64 TR |
1831 | /* Copy over the magic string. */ |
1832 | memcpy (hdr.magic, magic, SXCOFFARMAG); | |
1833 | ||
1834 | /* Now read the rest of the file header. */ | |
487e54f2 | 1835 | amt = SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG; |
4964e065 | 1836 | if (bfd_bread (&hdr.memoff, amt, abfd) != amt) |
dc810e39 AM |
1837 | { |
1838 | if (bfd_get_error () != bfd_error_system_call) | |
1839 | bfd_set_error (bfd_error_wrong_format); | |
1840 | return NULL; | |
1841 | } | |
beb1bf64 | 1842 | |
487e54f2 AM |
1843 | tdata_hold = bfd_ardata (abfd); |
1844 | ||
1845 | amt = sizeof (struct artdata); | |
1846 | bfd_ardata (abfd) = (struct artdata *) bfd_zalloc (abfd, amt); | |
1847 | if (bfd_ardata (abfd) == (struct artdata *) NULL) | |
1848 | goto error_ret_restore; | |
1849 | ||
9e492e05 JJ |
1850 | /* Already cleared by bfd_zalloc above. |
1851 | bfd_ardata (abfd)->cache = NULL; | |
1852 | bfd_ardata (abfd)->archive_head = NULL; | |
1853 | bfd_ardata (abfd)->symdefs = NULL; | |
1854 | bfd_ardata (abfd)->extended_names = NULL; | |
1855 | bfd_ardata (abfd)->extended_names_size = 0; */ | |
487e54f2 AM |
1856 | bfd_ardata (abfd)->first_file_filepos = bfd_scan_vma (hdr.firstmemoff, |
1857 | (const char **) NULL, | |
1858 | 10); | |
beb1bf64 | 1859 | |
dc810e39 AM |
1860 | amt = SIZEOF_AR_FILE_HDR_BIG; |
1861 | bfd_ardata (abfd)->tdata = bfd_zalloc (abfd, amt); | |
beb1bf64 | 1862 | if (bfd_ardata (abfd)->tdata == NULL) |
487e54f2 | 1863 | goto error_ret; |
dc810e39 | 1864 | |
beb1bf64 TR |
1865 | memcpy (bfd_ardata (abfd)->tdata, &hdr, SIZEOF_AR_FILE_HDR_BIG); |
1866 | ||
dc810e39 AM |
1867 | if (! xcoff64_slurp_armap (abfd)) |
1868 | { | |
487e54f2 | 1869 | error_ret: |
dc810e39 | 1870 | bfd_release (abfd, bfd_ardata (abfd)); |
487e54f2 AM |
1871 | error_ret_restore: |
1872 | bfd_ardata (abfd) = tdata_hold; | |
dc810e39 AM |
1873 | return NULL; |
1874 | } | |
beb1bf64 | 1875 | |
cb001c0d | 1876 | return _bfd_no_cleanup; |
beb1bf64 TR |
1877 | } |
1878 | ||
1879 | ||
1880 | /* Open the next element in an XCOFF archive. */ | |
1881 | ||
814fa6ab | 1882 | static bfd * |
4964e065 | 1883 | xcoff64_openr_next_archived_file (bfd *archive, bfd *last_file) |
beb1bf64 | 1884 | { |
cf3d882d | 1885 | bfd_vma filestart; |
beb1bf64 | 1886 | |
dc810e39 AM |
1887 | if ((xcoff_ardata (archive) == NULL) |
1888 | || ! xcoff_big_format_p (archive)) | |
1889 | { | |
1890 | bfd_set_error (bfd_error_invalid_operation); | |
1891 | return NULL; | |
1892 | } | |
beb1bf64 | 1893 | |
dc810e39 AM |
1894 | if (last_file == NULL) |
1895 | { | |
beb1bf64 | 1896 | filestart = bfd_ardata (archive)->first_file_filepos; |
dc810e39 AM |
1897 | } |
1898 | else | |
1899 | { | |
487e54f2 AM |
1900 | filestart = bfd_scan_vma (arch_xhdr_big (last_file)->nextoff, |
1901 | (const char **) NULL, 10); | |
dc810e39 | 1902 | } |
487e54f2 | 1903 | |
beb1bf64 | 1904 | if (filestart == 0 |
487e54f2 AM |
1905 | || filestart == bfd_scan_vma (xcoff_ardata_big (archive)->memoff, |
1906 | (const char **) NULL, 10) | |
1907 | || filestart == bfd_scan_vma (xcoff_ardata_big (archive)->symoff, | |
1908 | (const char **) NULL, 10)) | |
dc810e39 AM |
1909 | { |
1910 | bfd_set_error (bfd_error_no_more_archived_files); | |
1911 | return NULL; | |
1912 | } | |
beb1bf64 | 1913 | |
cf3d882d | 1914 | return _bfd_get_elt_at_filepos (archive, (file_ptr) filestart); |
beb1bf64 TR |
1915 | } |
1916 | ||
1917 | /* We can't use the usual coff_sizeof_headers routine, because AIX | |
1918 | always uses an a.out header. */ | |
1919 | ||
814fa6ab | 1920 | static int |
a6b96beb AM |
1921 | xcoff64_sizeof_headers (bfd *abfd, |
1922 | struct bfd_link_info *info ATTRIBUTE_UNUSED) | |
beb1bf64 TR |
1923 | { |
1924 | int size; | |
1925 | ||
dc810e39 | 1926 | size = bfd_coff_filhsz (abfd); |
beb1bf64 | 1927 | |
08da05b0 | 1928 | /* Don't think the small aout header can be used since some of the |
dc810e39 AM |
1929 | old elements have been reordered past the end of the old coff |
1930 | small aout size. */ | |
beb1bf64 TR |
1931 | |
1932 | if (xcoff_data (abfd)->full_aouthdr) | |
dc810e39 | 1933 | size += bfd_coff_aoutsz (abfd); |
beb1bf64 | 1934 | |
dc810e39 | 1935 | size += abfd->section_count * bfd_coff_scnhsz (abfd); |
beb1bf64 TR |
1936 | return size; |
1937 | } | |
1938 | ||
beb1bf64 | 1939 | static asection * |
4964e065 | 1940 | xcoff64_create_csect_from_smclas (bfd *abfd, union internal_auxent *aux, |
07d6d2b8 | 1941 | const char *symbol_name) |
beb1bf64 TR |
1942 | { |
1943 | asection *return_value = NULL; | |
1944 | ||
dc810e39 AM |
1945 | /* Changes from 32 : |
1946 | .sv == 8, is only for 32 bit programs | |
1947 | .ti == 12 and .tb == 13 are now reserved. */ | |
8aa2d023 | 1948 | static const char * const names[] = |
dc810e39 | 1949 | { |
beb1bf64 TR |
1950 | ".pr", ".ro", ".db", ".tc", ".ua", ".rw", ".gl", ".xo", |
1951 | NULL, ".bs", ".ds", ".uc", NULL, NULL, NULL, ".tc0", | |
8aa2d023 | 1952 | ".td", ".sv64", ".sv3264", NULL, ".tl", ".ul", ".te" |
beb1bf64 TR |
1953 | }; |
1954 | ||
8aa2d023 | 1955 | if ((aux->x_csect.x_smclas < ARRAY_SIZE (names)) |
dc810e39 AM |
1956 | && (NULL != names[aux->x_csect.x_smclas])) |
1957 | { | |
beb1bf64 | 1958 | |
dc810e39 AM |
1959 | return_value = bfd_make_section_anyway |
1960 | (abfd, names[aux->x_csect.x_smclas]); | |
beb1bf64 | 1961 | |
dc810e39 AM |
1962 | } |
1963 | else | |
1964 | { | |
4eca0228 | 1965 | _bfd_error_handler |
695344c0 | 1966 | /* xgettext: c-format */ |
871b3ab2 | 1967 | (_("%pB: symbol `%s' has unrecognized smclas %d"), |
d003868e | 1968 | abfd, symbol_name, aux->x_csect.x_smclas); |
dc810e39 AM |
1969 | bfd_set_error (bfd_error_bad_value); |
1970 | } | |
beb1bf64 TR |
1971 | |
1972 | return return_value; | |
1973 | } | |
1974 | ||
b34976b6 | 1975 | static bfd_boolean |
4964e065 | 1976 | xcoff64_is_lineno_count_overflow (bfd *abfd ATTRIBUTE_UNUSED, |
07d6d2b8 | 1977 | bfd_vma value ATTRIBUTE_UNUSED) |
beb1bf64 | 1978 | { |
b34976b6 | 1979 | return FALSE; |
beb1bf64 TR |
1980 | } |
1981 | ||
b34976b6 | 1982 | static bfd_boolean |
4964e065 | 1983 | xcoff64_is_reloc_count_overflow (bfd *abfd ATTRIBUTE_UNUSED, |
07d6d2b8 | 1984 | bfd_vma value ATTRIBUTE_UNUSED) |
beb1bf64 | 1985 | { |
b34976b6 | 1986 | return FALSE; |
beb1bf64 TR |
1987 | } |
1988 | ||
814fa6ab | 1989 | static bfd_vma |
4964e065 | 1990 | xcoff64_loader_symbol_offset (bfd *abfd ATTRIBUTE_UNUSED, |
07d6d2b8 | 1991 | struct internal_ldhdr *ldhdr) |
beb1bf64 TR |
1992 | { |
1993 | return (ldhdr->l_symoff); | |
1994 | } | |
1995 | ||
814fa6ab | 1996 | static bfd_vma |
4964e065 | 1997 | xcoff64_loader_reloc_offset (bfd *abfd ATTRIBUTE_UNUSED, |
07d6d2b8 | 1998 | struct internal_ldhdr *ldhdr) |
beb1bf64 TR |
1999 | { |
2000 | return (ldhdr->l_rldoff); | |
2001 | } | |
2002 | ||
b34976b6 | 2003 | static bfd_boolean |
4964e065 | 2004 | xcoff64_bad_format_hook (bfd * abfd, void *filehdr) |
eb1e0e80 NC |
2005 | { |
2006 | struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr; | |
2007 | ||
2008 | /* Check flavor first. */ | |
2009 | if (bfd_get_flavour (abfd) != bfd_target_xcoff_flavour) | |
b34976b6 | 2010 | return FALSE; |
eb1e0e80 NC |
2011 | |
2012 | if (bfd_xcoff_magic_number (abfd) != internal_f->f_magic) | |
b34976b6 | 2013 | return FALSE; |
eb1e0e80 | 2014 | |
b34976b6 | 2015 | return TRUE; |
eb1e0e80 NC |
2016 | } |
2017 | ||
b34976b6 | 2018 | static bfd_boolean |
4964e065 | 2019 | xcoff64_generate_rtinit (bfd *abfd, const char *init, const char *fini, |
07d6d2b8 | 2020 | bfd_boolean rtld) |
9a4c7f16 TR |
2021 | { |
2022 | bfd_byte filehdr_ext[FILHSZ]; | |
69f284c7 TR |
2023 | bfd_byte scnhdr_ext[SCNHSZ * 3]; |
2024 | bfd_byte syment_ext[SYMESZ * 10]; | |
2025 | bfd_byte reloc_ext[RELSZ * 3]; | |
9a4c7f16 TR |
2026 | bfd_byte *data_buffer; |
2027 | bfd_size_type data_buffer_size; | |
2028 | bfd_byte *string_table, *st_tmp; | |
2029 | bfd_size_type string_table_size; | |
2030 | bfd_vma val; | |
2031 | size_t initsz, finisz; | |
2032 | struct internal_filehdr filehdr; | |
69f284c7 TR |
2033 | struct internal_scnhdr text_scnhdr; |
2034 | struct internal_scnhdr data_scnhdr; | |
2035 | struct internal_scnhdr bss_scnhdr; | |
9a4c7f16 TR |
2036 | struct internal_syment syment; |
2037 | union internal_auxent auxent; | |
2038 | struct internal_reloc reloc; | |
54327882 | 2039 | |
69f284c7 | 2040 | char *text_name = ".text"; |
9a4c7f16 | 2041 | char *data_name = ".data"; |
69f284c7 | 2042 | char *bss_name = ".bss"; |
9a4c7f16 | 2043 | char *rtinit_name = "__rtinit"; |
69f284c7 | 2044 | char *rtld_name = "__rtld"; |
54327882 | 2045 | |
69f284c7 | 2046 | if (! bfd_xcoff_rtinit_size (abfd)) |
b34976b6 | 2047 | return FALSE; |
9a4c7f16 TR |
2048 | |
2049 | initsz = (init == NULL ? 0 : 1 + strlen (init)); | |
2050 | finisz = (fini == NULL ? 0 : 1 + strlen (fini)); | |
2051 | ||
eb1e0e80 | 2052 | /* File header. */ |
9a4c7f16 TR |
2053 | memset (filehdr_ext, 0, FILHSZ); |
2054 | memset (&filehdr, 0, sizeof (struct internal_filehdr)); | |
2055 | filehdr.f_magic = bfd_xcoff_magic_number (abfd); | |
54327882 | 2056 | filehdr.f_nscns = 3; |
9a4c7f16 TR |
2057 | filehdr.f_timdat = 0; |
2058 | filehdr.f_nsyms = 0; /* at least 6, no more than 8 */ | |
2059 | filehdr.f_symptr = 0; /* set below */ | |
2060 | filehdr.f_opthdr = 0; | |
2061 | filehdr.f_flags = 0; | |
2062 | ||
eb1e0e80 | 2063 | /* Section headers. */ |
69f284c7 TR |
2064 | memset (scnhdr_ext, 0, 3 * SCNHSZ); |
2065 | ||
eb1e0e80 | 2066 | /* Text. */ |
69f284c7 TR |
2067 | memset (&text_scnhdr, 0, sizeof (struct internal_scnhdr)); |
2068 | memcpy (text_scnhdr.s_name, text_name, strlen (text_name)); | |
2069 | text_scnhdr.s_paddr = 0; | |
2070 | text_scnhdr.s_vaddr = 0; | |
2071 | text_scnhdr.s_size = 0; | |
2072 | text_scnhdr.s_scnptr = 0; | |
2073 | text_scnhdr.s_relptr = 0; | |
2074 | text_scnhdr.s_lnnoptr = 0; | |
2075 | text_scnhdr.s_nreloc = 0; | |
2076 | text_scnhdr.s_nlnno = 0; | |
2077 | text_scnhdr.s_flags = STYP_TEXT; | |
2078 | ||
eb1e0e80 | 2079 | /* Data. */ |
69f284c7 TR |
2080 | memset (&data_scnhdr, 0, sizeof (struct internal_scnhdr)); |
2081 | memcpy (data_scnhdr.s_name, data_name, strlen (data_name)); | |
2082 | data_scnhdr.s_paddr = 0; | |
2083 | data_scnhdr.s_vaddr = 0; | |
2084 | data_scnhdr.s_size = 0; /* set below */ | |
2085 | data_scnhdr.s_scnptr = FILHSZ + 3 * SCNHSZ; | |
2086 | data_scnhdr.s_relptr = 0; /* set below */ | |
2087 | data_scnhdr.s_lnnoptr = 0; | |
2088 | data_scnhdr.s_nreloc = 0; /* either 1 or 2 */ | |
2089 | data_scnhdr.s_nlnno = 0; | |
2090 | data_scnhdr.s_flags = STYP_DATA; | |
2091 | ||
eb1e0e80 | 2092 | /* Bss. */ |
69f284c7 TR |
2093 | memset (&bss_scnhdr, 0, sizeof (struct internal_scnhdr)); |
2094 | memcpy (bss_scnhdr.s_name, bss_name, strlen (bss_name)); | |
2095 | bss_scnhdr.s_paddr = 0; /* set below */ | |
2096 | bss_scnhdr.s_vaddr = 0; /* set below */ | |
2097 | bss_scnhdr.s_size = 0; /* set below */ | |
2098 | bss_scnhdr.s_scnptr = 0; | |
54327882 | 2099 | bss_scnhdr.s_relptr = 0; |
69f284c7 TR |
2100 | bss_scnhdr.s_lnnoptr = 0; |
2101 | bss_scnhdr.s_nreloc = 0; | |
2102 | bss_scnhdr.s_nlnno = 0; | |
2103 | bss_scnhdr.s_flags = STYP_BSS; | |
9a4c7f16 | 2104 | |
54327882 | 2105 | /* .data |
cf9ab45b AM |
2106 | 0x0000 0x00000000 : rtl |
2107 | 0x0004 0x00000000 : | |
2108 | 0x0008 0x00000018 : offset to init, or 0 | |
2109 | 0x000C 0x00000038 : offset to fini, or 0 | |
2110 | 0x0010 0x00000010 : size of descriptor | |
2111 | 0x0014 0x00000000 : pad | |
2112 | 0x0018 0x00000000 : init, needs a reloc | |
2113 | 0x001C 0x00000000 : | |
2114 | 0x0020 0x00000058 : offset to init name | |
2115 | 0x0024 0x00000000 : flags, padded to a word | |
2116 | 0x0028 0x00000000 : empty init | |
2117 | 0x002C 0x00000000 : | |
2118 | 0x0030 0x00000000 : | |
2119 | 0x0034 0x00000000 : | |
2120 | 0x0038 0x00000000 : fini, needs a reloc | |
2121 | 0x003C 0x00000000 : | |
2122 | 0x0040 0x00000??? : offset to fini name | |
2123 | 0x0044 0x00000000 : flags, padded to a word | |
2124 | 0x0048 0x00000000 : empty fini | |
2125 | 0x004C 0x00000000 : | |
2126 | 0x0050 0x00000000 : | |
2127 | 0x0054 0x00000000 : | |
2128 | 0x0058 init name | |
9a4c7f16 TR |
2129 | 0x0058 + initsz fini name */ |
2130 | ||
2131 | data_buffer_size = 0x0058 + initsz + finisz; | |
2a52da53 | 2132 | data_buffer_size = (data_buffer_size + 7) &~ (bfd_size_type) 7; |
330693f5 | 2133 | data_buffer = NULL; |
9bab7074 | 2134 | data_buffer = (bfd_byte *) bfd_zmalloc (data_buffer_size); |
330693f5 | 2135 | if (data_buffer == NULL) |
b34976b6 | 2136 | return FALSE; |
54327882 | 2137 | |
54327882 | 2138 | if (initsz) |
9a4c7f16 TR |
2139 | { |
2140 | val = 0x18; | |
2141 | bfd_put_32 (abfd, val, &data_buffer[0x08]); | |
2142 | val = 0x58; | |
2143 | bfd_put_32 (abfd, val, &data_buffer[0x20]); | |
2144 | memcpy (&data_buffer[val], init, initsz); | |
2145 | } | |
2146 | ||
54327882 | 2147 | if (finisz) |
9a4c7f16 TR |
2148 | { |
2149 | val = 0x38; | |
2150 | bfd_put_32 (abfd, val, &data_buffer[0x0C]); | |
2151 | val = 0x58 + initsz; | |
2152 | bfd_put_32 (abfd, val, &data_buffer[0x40]); | |
2153 | memcpy (&data_buffer[val], fini, finisz); | |
2154 | } | |
2155 | ||
2156 | val = 0x10; | |
2157 | bfd_put_32 (abfd, val, &data_buffer[0x10]); | |
69f284c7 TR |
2158 | data_scnhdr.s_size = data_buffer_size; |
2159 | bss_scnhdr.s_paddr = bss_scnhdr.s_vaddr = data_scnhdr.s_size; | |
9a4c7f16 | 2160 | |
eb1e0e80 | 2161 | /* String table. */ |
9a4c7f16 TR |
2162 | string_table_size = 4; |
2163 | string_table_size += strlen (data_name) + 1; | |
2164 | string_table_size += strlen (rtinit_name) + 1; | |
2165 | string_table_size += initsz; | |
2166 | string_table_size += finisz; | |
cf9ab45b | 2167 | if (rtld) |
69f284c7 | 2168 | string_table_size += strlen (rtld_name) + 1; |
9a4c7f16 | 2169 | |
9bab7074 AM |
2170 | string_table = (bfd_byte *) bfd_zmalloc (string_table_size); |
2171 | if (string_table == NULL) | |
b34976b6 | 2172 | return FALSE; |
9bab7074 | 2173 | |
9a4c7f16 TR |
2174 | val = string_table_size; |
2175 | bfd_put_32 (abfd, val, &string_table[0]); | |
2176 | st_tmp = string_table + 4; | |
54327882 AM |
2177 | |
2178 | /* symbols | |
9a4c7f16 TR |
2179 | 0. .data csect |
2180 | 2. __rtinit | |
54327882 AM |
2181 | 4. init function |
2182 | 6. fini function | |
69f284c7 TR |
2183 | 8. __rtld */ |
2184 | memset (syment_ext, 0, 10 * SYMESZ); | |
2185 | memset (reloc_ext, 0, 3 * RELSZ); | |
9a4c7f16 TR |
2186 | |
2187 | /* .data csect */ | |
2188 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2189 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2190 | ||
2191 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2192 | memcpy (st_tmp, data_name, strlen (data_name)); | |
2193 | st_tmp += strlen (data_name) + 1; | |
2194 | ||
69f284c7 | 2195 | syment.n_scnum = 2; |
9a4c7f16 TR |
2196 | syment.n_sclass = C_HIDEXT; |
2197 | syment.n_numaux = 1; | |
2198 | auxent.x_csect.x_scnlen.l = data_buffer_size; | |
2199 | auxent.x_csect.x_smtyp = 3 << 3 | XTY_SD; | |
2200 | auxent.x_csect.x_smclas = XMC_RW; | |
54327882 | 2201 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2202 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2203 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2204 | syment.n_numaux, | |
9a4c7f16 TR |
2205 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2206 | filehdr.f_nsyms += 2; | |
2207 | ||
2208 | /* __rtinit */ | |
2209 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2210 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2211 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2212 | memcpy (st_tmp, rtinit_name, strlen (rtinit_name)); | |
2213 | st_tmp += strlen (rtinit_name) + 1; | |
54327882 | 2214 | |
69f284c7 | 2215 | syment.n_scnum = 2; |
9a4c7f16 TR |
2216 | syment.n_sclass = C_EXT; |
2217 | syment.n_numaux = 1; | |
2218 | auxent.x_csect.x_smtyp = XTY_LD; | |
2219 | auxent.x_csect.x_smclas = XMC_RW; | |
54327882 | 2220 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2221 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2222 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2223 | syment.n_numaux, | |
9a4c7f16 TR |
2224 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2225 | filehdr.f_nsyms += 2; | |
2226 | ||
eb1e0e80 | 2227 | /* Init. */ |
54327882 | 2228 | if (initsz) |
9a4c7f16 TR |
2229 | { |
2230 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2231 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2232 | ||
2233 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2234 | memcpy (st_tmp, init, initsz); | |
2235 | st_tmp += initsz; | |
2236 | ||
2237 | syment.n_sclass = C_EXT; | |
2238 | syment.n_numaux = 1; | |
54327882 | 2239 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2240 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2241 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2242 | syment.n_numaux, | |
9a4c7f16 | 2243 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
eb1e0e80 | 2244 | /* Reloc. */ |
9a4c7f16 TR |
2245 | memset (&reloc, 0, sizeof (struct internal_reloc)); |
2246 | reloc.r_vaddr = 0x0018; | |
2247 | reloc.r_symndx = filehdr.f_nsyms; | |
2248 | reloc.r_type = R_POS; | |
2249 | reloc.r_size = 63; | |
2250 | bfd_coff_swap_reloc_out (abfd, &reloc, &reloc_ext[0]); | |
2251 | ||
2252 | filehdr.f_nsyms += 2; | |
69f284c7 | 2253 | data_scnhdr.s_nreloc += 1; |
9a4c7f16 TR |
2254 | } |
2255 | ||
eb1e0e80 | 2256 | /* Finit. */ |
54327882 | 2257 | if (finisz) |
9a4c7f16 TR |
2258 | { |
2259 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2260 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2261 | ||
2262 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2263 | memcpy (st_tmp, fini, finisz); | |
2264 | st_tmp += finisz; | |
2265 | ||
2266 | syment.n_sclass = C_EXT; | |
2267 | syment.n_numaux = 1; | |
54327882 | 2268 | bfd_coff_swap_sym_out (abfd, &syment, |
9a4c7f16 | 2269 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2270 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2271 | syment.n_numaux, | |
9a4c7f16 TR |
2272 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2273 | ||
eb1e0e80 | 2274 | /* Reloc. */ |
9a4c7f16 TR |
2275 | memset (&reloc, 0, sizeof (struct internal_reloc)); |
2276 | reloc.r_vaddr = 0x0038; | |
2277 | reloc.r_symndx = filehdr.f_nsyms; | |
2278 | reloc.r_type = R_POS; | |
2279 | reloc.r_size = 63; | |
54327882 | 2280 | bfd_coff_swap_reloc_out (abfd, &reloc, |
69f284c7 | 2281 | &reloc_ext[data_scnhdr.s_nreloc * RELSZ]); |
9a4c7f16 TR |
2282 | |
2283 | filehdr.f_nsyms += 2; | |
69f284c7 | 2284 | data_scnhdr.s_nreloc += 1; |
9a4c7f16 TR |
2285 | } |
2286 | ||
69f284c7 TR |
2287 | if (rtld) |
2288 | { | |
2289 | memset (&syment, 0, sizeof (struct internal_syment)); | |
2290 | memset (&auxent, 0, sizeof (union internal_auxent)); | |
2291 | ||
2292 | syment._n._n_n._n_offset = st_tmp - string_table; | |
2293 | memcpy (st_tmp, rtld_name, strlen (rtld_name)); | |
2294 | st_tmp += strlen (rtld_name) + 1; | |
2295 | ||
2296 | syment.n_sclass = C_EXT; | |
2297 | syment.n_numaux = 1; | |
54327882 | 2298 | bfd_coff_swap_sym_out (abfd, &syment, |
69f284c7 | 2299 | &syment_ext[filehdr.f_nsyms * SYMESZ]); |
54327882 AM |
2300 | bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, |
2301 | syment.n_numaux, | |
69f284c7 TR |
2302 | &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); |
2303 | ||
eb1e0e80 | 2304 | /* Reloc. */ |
69f284c7 TR |
2305 | memset (&reloc, 0, sizeof (struct internal_reloc)); |
2306 | reloc.r_vaddr = 0x0000; | |
2307 | reloc.r_symndx = filehdr.f_nsyms; | |
2308 | reloc.r_type = R_POS; | |
2309 | reloc.r_size = 63; | |
54327882 | 2310 | bfd_coff_swap_reloc_out (abfd, &reloc, |
69f284c7 TR |
2311 | &reloc_ext[data_scnhdr.s_nreloc * RELSZ]); |
2312 | ||
2313 | filehdr.f_nsyms += 2; | |
2314 | data_scnhdr.s_nreloc += 1; | |
2315 | ||
2316 | bss_scnhdr.s_size = 0; | |
2317 | } | |
2318 | ||
2319 | data_scnhdr.s_relptr = data_scnhdr.s_scnptr + data_buffer_size; | |
2320 | filehdr.f_symptr = data_scnhdr.s_relptr + data_scnhdr.s_nreloc * RELSZ; | |
9a4c7f16 TR |
2321 | |
2322 | bfd_coff_swap_filehdr_out (abfd, &filehdr, filehdr_ext); | |
2323 | bfd_bwrite (filehdr_ext, FILHSZ, abfd); | |
69f284c7 TR |
2324 | bfd_coff_swap_scnhdr_out (abfd, &text_scnhdr, &scnhdr_ext[SCNHSZ * 0]); |
2325 | bfd_coff_swap_scnhdr_out (abfd, &data_scnhdr, &scnhdr_ext[SCNHSZ * 1]); | |
2326 | bfd_coff_swap_scnhdr_out (abfd, &bss_scnhdr, &scnhdr_ext[SCNHSZ * 2]); | |
2327 | bfd_bwrite (scnhdr_ext, 3 * SCNHSZ, abfd); | |
9a4c7f16 | 2328 | bfd_bwrite (data_buffer, data_buffer_size, abfd); |
69f284c7 | 2329 | bfd_bwrite (reloc_ext, data_scnhdr.s_nreloc * RELSZ, abfd); |
9a4c7f16 TR |
2330 | bfd_bwrite (syment_ext, filehdr.f_nsyms * SYMESZ, abfd); |
2331 | bfd_bwrite (string_table, string_table_size, abfd); | |
2332 | ||
330693f5 TR |
2333 | free (data_buffer); |
2334 | data_buffer = NULL; | |
2335 | ||
b34976b6 | 2336 | return TRUE; |
9a4c7f16 TR |
2337 | } |
2338 | ||
beb1bf64 TR |
2339 | /* The typical dynamic reloc. */ |
2340 | ||
2341 | static reloc_howto_type xcoff64_dynamic_reloc = | |
dc810e39 AM |
2342 | HOWTO (0, /* type */ |
2343 | 0, /* rightshift */ | |
2344 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
2345 | 64, /* bitsize */ | |
b34976b6 | 2346 | FALSE, /* pc_relative */ |
dc810e39 AM |
2347 | 0, /* bitpos */ |
2348 | complain_overflow_bitfield, /* complain_on_overflow */ | |
2349 | 0, /* special_function */ | |
2350 | "R_POS", /* name */ | |
b34976b6 | 2351 | TRUE, /* partial_inplace */ |
dc810e39 AM |
2352 | MINUS_ONE, /* src_mask */ |
2353 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 2354 | FALSE); /* pcrel_offset */ |
beb1bf64 | 2355 | |
342371d5 | 2356 | static const unsigned long xcoff64_glink_code[10] = |
beb1bf64 | 2357 | { |
54327882 AM |
2358 | 0xe9820000, /* ld r12,0(r2) */ |
2359 | 0xf8410028, /* std r2,40(r1) */ | |
2360 | 0xe80c0000, /* ld r0,0(r12) */ | |
2361 | 0xe84c0008, /* ld r0,8(r12) */ | |
2362 | 0x7c0903a6, /* mtctr r0 */ | |
2363 | 0x4e800420, /* bctr */ | |
2364 | 0x00000000, /* start of traceback table */ | |
2365 | 0x000ca000, /* traceback table */ | |
2366 | 0x00000000, /* traceback table */ | |
2367 | 0x00000018, /* ??? */ | |
beb1bf64 TR |
2368 | }; |
2369 | ||
dc810e39 | 2370 | static const struct xcoff_backend_data_rec bfd_xcoff_backend_data = |
cf9ab45b AM |
2371 | { |
2372 | { /* COFF backend, defined in libcoff.h. */ | |
2373 | _bfd_xcoff64_swap_aux_in, | |
2374 | _bfd_xcoff64_swap_sym_in, | |
2375 | _bfd_xcoff64_swap_lineno_in, | |
2376 | _bfd_xcoff64_swap_aux_out, | |
2377 | _bfd_xcoff64_swap_sym_out, | |
2378 | _bfd_xcoff64_swap_lineno_out, | |
2379 | xcoff64_swap_reloc_out, | |
2380 | coff_swap_filehdr_out, | |
2381 | coff_swap_aouthdr_out, | |
2382 | coff_swap_scnhdr_out, | |
2383 | FILHSZ, | |
2384 | AOUTSZ, | |
2385 | SCNHSZ, | |
2386 | SYMESZ, | |
2387 | AUXESZ, | |
2388 | RELSZ, | |
2389 | LINESZ, | |
2390 | FILNMLEN, | |
b34976b6 | 2391 | TRUE, /* _bfd_coff_long_filenames */ |
88183869 | 2392 | XCOFF_NO_LONG_SECTION_NAMES, /* _bfd_coff_long_section_names */ |
cf9ab45b | 2393 | 3, /* _bfd_coff_default_section_alignment_power */ |
b34976b6 | 2394 | TRUE, /* _bfd_coff_force_symnames_in_strings */ |
cf9ab45b | 2395 | 4, /* _bfd_coff_debug_string_prefix_length */ |
167ad85b | 2396 | 32768, /* _bfd_coff_max_nscns */ |
cf9ab45b AM |
2397 | coff_swap_filehdr_in, |
2398 | coff_swap_aouthdr_in, | |
2399 | coff_swap_scnhdr_in, | |
2400 | xcoff64_swap_reloc_in, | |
2401 | xcoff64_bad_format_hook, | |
2402 | coff_set_arch_mach_hook, | |
2403 | coff_mkobject_hook, | |
2404 | styp_to_sec_flags, | |
2405 | coff_set_alignment_hook, | |
2406 | coff_slurp_symbol_table, | |
2407 | symname_in_debug_hook, | |
2408 | coff_pointerize_aux_hook, | |
2409 | coff_print_aux, | |
2410 | dummy_reloc16_extra_cases, | |
2411 | dummy_reloc16_estimate, | |
e144674a | 2412 | NULL, /* bfd_coff_symbol_classification */ |
cf9ab45b AM |
2413 | coff_compute_section_file_positions, |
2414 | NULL, /* _bfd_coff_start_final_link */ | |
2415 | xcoff64_ppc_relocate_section, | |
2416 | coff_rtype_to_howto, | |
2417 | NULL, /* _bfd_coff_adjust_symndx */ | |
2418 | _bfd_generic_link_add_one_symbol, | |
2419 | coff_link_output_has_begun, | |
2b5c217d NC |
2420 | coff_final_link_postscript, |
2421 | NULL /* print_pdata. */ | |
cf9ab45b AM |
2422 | }, |
2423 | ||
2424 | 0x01EF, /* magic number */ | |
2425 | bfd_arch_powerpc, | |
2426 | bfd_mach_ppc_620, | |
2427 | ||
2428 | /* Function pointers to xcoff specific swap routines. */ | |
2429 | xcoff64_swap_ldhdr_in, | |
2430 | xcoff64_swap_ldhdr_out, | |
2431 | xcoff64_swap_ldsym_in, | |
2432 | xcoff64_swap_ldsym_out, | |
2433 | xcoff64_swap_ldrel_in, | |
2434 | xcoff64_swap_ldrel_out, | |
2435 | ||
2436 | /* Sizes. */ | |
2437 | LDHDRSZ, | |
2438 | LDSYMSZ, | |
2439 | LDRELSZ, | |
2440 | 24, /* _xcoff_function_descriptor_size */ | |
2441 | 0, /* _xcoff_small_aout_header_size */ | |
2442 | ||
2443 | /* Versions. */ | |
2444 | 2, /* _xcoff_ldhdr_version */ | |
2445 | ||
2446 | _bfd_xcoff64_put_symbol_name, | |
2447 | _bfd_xcoff64_put_ldsymbol_name, | |
2448 | &xcoff64_dynamic_reloc, | |
2449 | xcoff64_create_csect_from_smclas, | |
2450 | ||
2451 | /* Lineno and reloc count overflow. */ | |
2452 | xcoff64_is_lineno_count_overflow, | |
2453 | xcoff64_is_reloc_count_overflow, | |
2454 | ||
2455 | xcoff64_loader_symbol_offset, | |
2456 | xcoff64_loader_reloc_offset, | |
2457 | ||
2458 | /* glink. */ | |
2459 | &xcoff64_glink_code[0], | |
2460 | 40, /* _xcoff_glink_size */ | |
2461 | ||
2462 | /* rtinit. */ | |
2463 | 88, /* _xcoff_rtinit_size */ | |
2464 | xcoff64_generate_rtinit, | |
2465 | }; | |
beb1bf64 | 2466 | |
eb1e0e80 | 2467 | /* The transfer vector that leads the outside world to all of the above. */ |
6d00b590 | 2468 | const bfd_target rs6000_xcoff64_vec = |
cf9ab45b AM |
2469 | { |
2470 | "aixcoff64-rs6000", | |
2471 | bfd_target_xcoff_flavour, | |
2472 | BFD_ENDIAN_BIG, /* data byte order is big */ | |
2473 | BFD_ENDIAN_BIG, /* header byte order is big */ | |
2474 | ||
2475 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | DYNAMIC | |
2476 | | HAS_SYMS | HAS_LOCALS | WP_TEXT), | |
2477 | ||
a7c71b0c | 2478 | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA, |
cf9ab45b AM |
2479 | 0, /* leading char */ |
2480 | '/', /* ar_pad_char */ | |
2481 | 15, /* ar_max_namelen */ | |
0aabe54e | 2482 | 0, /* match priority. */ |
d1bcae83 | 2483 | TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */ |
cf9ab45b AM |
2484 | |
2485 | /* data */ | |
2486 | bfd_getb64, | |
2487 | bfd_getb_signed_64, | |
2488 | bfd_putb64, | |
2489 | bfd_getb32, | |
2490 | bfd_getb_signed_32, | |
2491 | bfd_putb32, | |
2492 | bfd_getb16, | |
2493 | bfd_getb_signed_16, | |
2494 | bfd_putb16, | |
2495 | ||
2496 | /* hdrs */ | |
2497 | bfd_getb64, | |
2498 | bfd_getb_signed_64, | |
2499 | bfd_putb64, | |
2500 | bfd_getb32, | |
2501 | bfd_getb_signed_32, | |
2502 | bfd_putb32, | |
2503 | bfd_getb16, | |
2504 | bfd_getb_signed_16, | |
2505 | bfd_putb16, | |
2506 | ||
2507 | { /* bfd_check_format */ | |
2508 | _bfd_dummy_target, | |
2509 | coff_object_p, | |
2510 | xcoff64_archive_p, | |
2511 | CORE_FILE_P | |
2512 | }, | |
2513 | ||
2514 | { /* bfd_set_format */ | |
d00dd7dc | 2515 | _bfd_bool_bfd_false_error, |
cf9ab45b AM |
2516 | coff_mkobject, |
2517 | _bfd_generic_mkarchive, | |
d00dd7dc | 2518 | _bfd_bool_bfd_false_error |
cf9ab45b AM |
2519 | }, |
2520 | ||
2521 | {/* bfd_write_contents */ | |
d00dd7dc | 2522 | _bfd_bool_bfd_false_error, |
6d4d9328 | 2523 | coff_write_object_contents, |
cf9ab45b | 2524 | _bfd_xcoff_write_archive_contents, |
d00dd7dc | 2525 | _bfd_bool_bfd_false_error |
cf9ab45b AM |
2526 | }, |
2527 | ||
2528 | /* Generic */ | |
329e5cac | 2529 | _bfd_archive_close_and_cleanup, |
d00dd7dc | 2530 | _bfd_bool_bfd_true, |
cf9ab45b AM |
2531 | coff_new_section_hook, |
2532 | _bfd_generic_get_section_contents, | |
2533 | _bfd_generic_get_section_contents_in_window, | |
2534 | ||
2535 | /* Copy */ | |
2536 | _bfd_xcoff_copy_private_bfd_data, | |
ac96f0c7 | 2537 | _bfd_generic_bfd_merge_private_bfd_data, |
60b48850 | 2538 | _bfd_generic_init_private_section_data, |
ac96f0c7 TG |
2539 | _bfd_generic_bfd_copy_private_section_data, |
2540 | _bfd_generic_bfd_copy_private_symbol_data, | |
2541 | _bfd_generic_bfd_copy_private_header_data, | |
2542 | _bfd_generic_bfd_set_private_flags, | |
2543 | _bfd_generic_bfd_print_private_bfd_data, | |
cf9ab45b AM |
2544 | |
2545 | /* Core */ | |
261b8d08 | 2546 | BFD_JUMP_TABLE_CORE (coff), |
cf9ab45b AM |
2547 | |
2548 | /* Archive */ | |
2549 | xcoff64_slurp_armap, | |
ac96f0c7 TG |
2550 | _bfd_noarchive_slurp_extended_name_table, |
2551 | _bfd_noarchive_construct_extended_name_table, | |
cf9ab45b AM |
2552 | bfd_dont_truncate_arname, |
2553 | _bfd_xcoff_write_armap, | |
2554 | _bfd_xcoff_read_ar_hdr, | |
8f95b6e4 | 2555 | _bfd_generic_write_ar_hdr, |
cf9ab45b AM |
2556 | xcoff64_openr_next_archived_file, |
2557 | _bfd_generic_get_elt_at_index, | |
2558 | _bfd_xcoff_stat_arch_elt, | |
d00dd7dc | 2559 | _bfd_bool_bfd_true, |
cf9ab45b AM |
2560 | |
2561 | /* Symbols */ | |
2562 | coff_get_symtab_upper_bound, | |
6cee3f79 | 2563 | coff_canonicalize_symtab, |
cf9ab45b AM |
2564 | coff_make_empty_symbol, |
2565 | coff_print_symbol, | |
2566 | coff_get_symbol_info, | |
60bb06bc | 2567 | coff_get_symbol_version_string, |
cf9ab45b | 2568 | _bfd_xcoff_is_local_label_name, |
7db6994f | 2569 | coff_bfd_is_target_special_symbol, |
cf9ab45b AM |
2570 | coff_get_lineno, |
2571 | coff_find_nearest_line, | |
9c461f7d | 2572 | coff_find_line, |
4ab527b0 | 2573 | coff_find_inliner_info, |
cf9ab45b AM |
2574 | coff_bfd_make_debug_symbol, |
2575 | _bfd_generic_read_minisymbols, | |
2576 | _bfd_generic_minisymbol_to_symbol, | |
2577 | ||
2578 | /* Reloc */ | |
2579 | coff_get_reloc_upper_bound, | |
2580 | coff_canonicalize_reloc, | |
23186865 | 2581 | _bfd_generic_set_reloc, |
cf9ab45b | 2582 | xcoff64_reloc_type_lookup, |
157090f7 | 2583 | xcoff64_reloc_name_lookup, |
cf9ab45b AM |
2584 | |
2585 | /* Write */ | |
2586 | coff_set_arch_mach, | |
2587 | coff_set_section_contents, | |
2588 | ||
2589 | /* Link */ | |
2590 | xcoff64_sizeof_headers, | |
2591 | bfd_generic_get_relocated_section_contents, | |
2592 | bfd_generic_relax_section, | |
2593 | _bfd_xcoff_bfd_link_hash_table_create, | |
cf9ab45b AM |
2594 | _bfd_xcoff_bfd_link_add_symbols, |
2595 | _bfd_generic_link_just_syms, | |
1338dd10 | 2596 | _bfd_generic_copy_link_hash_symbol_type, |
cf9ab45b AM |
2597 | _bfd_xcoff_bfd_final_link, |
2598 | _bfd_generic_link_split_section, | |
4f3b23b3 | 2599 | _bfd_generic_link_check_relocs, |
cf9ab45b | 2600 | bfd_generic_gc_sections, |
ae17ab41 | 2601 | bfd_generic_lookup_section_flags, |
cf9ab45b | 2602 | bfd_generic_merge_sections, |
72adc230 | 2603 | bfd_generic_is_group_section, |
cb7f4b29 | 2604 | bfd_generic_group_name, |
cf9ab45b | 2605 | bfd_generic_discard_group, |
082b7297 | 2606 | _bfd_generic_section_already_linked, |
3023e3f6 | 2607 | _bfd_xcoff_define_common_symbol, |
34a87bb0 | 2608 | _bfd_generic_link_hide_symbol, |
7dba9362 | 2609 | bfd_generic_define_start_stop, |
cf9ab45b AM |
2610 | |
2611 | /* Dynamic */ | |
2612 | _bfd_xcoff_get_dynamic_symtab_upper_bound, | |
2613 | _bfd_xcoff_canonicalize_dynamic_symtab, | |
4c45e5c9 | 2614 | _bfd_nodynamic_get_synthetic_symtab, |
cf9ab45b AM |
2615 | _bfd_xcoff_get_dynamic_reloc_upper_bound, |
2616 | _bfd_xcoff_canonicalize_dynamic_reloc, | |
2617 | ||
2618 | /* Opposite endian version, none exists */ | |
2619 | NULL, | |
2620 | ||
4964e065 | 2621 | &bfd_xcoff_backend_data, |
cf9ab45b | 2622 | }; |
eb1e0e80 | 2623 | |
cb001c0d | 2624 | extern bfd_cleanup xcoff64_core_p |
4964e065 | 2625 | (bfd *); |
b34976b6 | 2626 | extern bfd_boolean xcoff64_core_file_matches_executable_p |
4964e065 | 2627 | (bfd *, bfd *); |
b34976b6 | 2628 | extern char *xcoff64_core_file_failing_command |
4964e065 | 2629 | (bfd *); |
b34976b6 | 2630 | extern int xcoff64_core_file_failing_signal |
4964e065 TG |
2631 | (bfd *); |
2632 | #define xcoff64_core_file_pid _bfd_nocore_core_file_pid | |
eb1e0e80 NC |
2633 | |
2634 | /* AIX 5 */ | |
54327882 | 2635 | static const struct xcoff_backend_data_rec bfd_xcoff_aix5_backend_data = |
cf9ab45b AM |
2636 | { |
2637 | { /* COFF backend, defined in libcoff.h. */ | |
2638 | _bfd_xcoff64_swap_aux_in, | |
2639 | _bfd_xcoff64_swap_sym_in, | |
2640 | _bfd_xcoff64_swap_lineno_in, | |
2641 | _bfd_xcoff64_swap_aux_out, | |
2642 | _bfd_xcoff64_swap_sym_out, | |
2643 | _bfd_xcoff64_swap_lineno_out, | |
2644 | xcoff64_swap_reloc_out, | |
2645 | coff_swap_filehdr_out, | |
2646 | coff_swap_aouthdr_out, | |
2647 | coff_swap_scnhdr_out, | |
2648 | FILHSZ, | |
2649 | AOUTSZ, | |
2650 | SCNHSZ, | |
2651 | SYMESZ, | |
2652 | AUXESZ, | |
2653 | RELSZ, | |
2654 | LINESZ, | |
2655 | FILNMLEN, | |
b34976b6 | 2656 | TRUE, /* _bfd_coff_long_filenames */ |
88183869 | 2657 | XCOFF_NO_LONG_SECTION_NAMES, /* _bfd_coff_long_section_names */ |
cf9ab45b | 2658 | 3, /* _bfd_coff_default_section_alignment_power */ |
b34976b6 | 2659 | TRUE, /* _bfd_coff_force_symnames_in_strings */ |
cf9ab45b | 2660 | 4, /* _bfd_coff_debug_string_prefix_length */ |
167ad85b | 2661 | 32768, /* _bfd_coff_max_nscns */ |
cf9ab45b AM |
2662 | coff_swap_filehdr_in, |
2663 | coff_swap_aouthdr_in, | |
2664 | coff_swap_scnhdr_in, | |
2665 | xcoff64_swap_reloc_in, | |
2666 | xcoff64_bad_format_hook, | |
2667 | coff_set_arch_mach_hook, | |
2668 | coff_mkobject_hook, | |
2669 | styp_to_sec_flags, | |
2670 | coff_set_alignment_hook, | |
2671 | coff_slurp_symbol_table, | |
2672 | symname_in_debug_hook, | |
2673 | coff_pointerize_aux_hook, | |
2674 | coff_print_aux, | |
2675 | dummy_reloc16_extra_cases, | |
2676 | dummy_reloc16_estimate, | |
2677 | NULL, /* bfd_coff_sym_is_global */ | |
2678 | coff_compute_section_file_positions, | |
2679 | NULL, /* _bfd_coff_start_final_link */ | |
2680 | xcoff64_ppc_relocate_section, | |
2681 | coff_rtype_to_howto, | |
2682 | NULL, /* _bfd_coff_adjust_symndx */ | |
2683 | _bfd_generic_link_add_one_symbol, | |
2684 | coff_link_output_has_begun, | |
2b5c217d NC |
2685 | coff_final_link_postscript, |
2686 | NULL /* print_pdata. */ | |
cf9ab45b AM |
2687 | }, |
2688 | ||
2689 | U64_TOCMAGIC, /* magic number */ | |
2690 | bfd_arch_powerpc, | |
2691 | bfd_mach_ppc_620, | |
2692 | ||
2693 | /* Function pointers to xcoff specific swap routines. */ | |
2694 | xcoff64_swap_ldhdr_in, | |
2695 | xcoff64_swap_ldhdr_out, | |
2696 | xcoff64_swap_ldsym_in, | |
2697 | xcoff64_swap_ldsym_out, | |
2698 | xcoff64_swap_ldrel_in, | |
2699 | xcoff64_swap_ldrel_out, | |
2700 | ||
2701 | /* Sizes. */ | |
2702 | LDHDRSZ, | |
2703 | LDSYMSZ, | |
2704 | LDRELSZ, | |
2705 | 24, /* _xcoff_function_descriptor_size */ | |
2706 | 0, /* _xcoff_small_aout_header_size */ | |
2707 | /* Versions. */ | |
2708 | 2, /* _xcoff_ldhdr_version */ | |
2709 | ||
2710 | _bfd_xcoff64_put_symbol_name, | |
2711 | _bfd_xcoff64_put_ldsymbol_name, | |
2712 | &xcoff64_dynamic_reloc, | |
2713 | xcoff64_create_csect_from_smclas, | |
2714 | ||
2715 | /* Lineno and reloc count overflow. */ | |
2716 | xcoff64_is_lineno_count_overflow, | |
2717 | xcoff64_is_reloc_count_overflow, | |
2718 | ||
2719 | xcoff64_loader_symbol_offset, | |
2720 | xcoff64_loader_reloc_offset, | |
2721 | ||
2722 | /* glink. */ | |
2723 | &xcoff64_glink_code[0], | |
2724 | 40, /* _xcoff_glink_size */ | |
2725 | ||
2726 | /* rtinit. */ | |
2727 | 88, /* _xcoff_rtinit_size */ | |
2728 | xcoff64_generate_rtinit, | |
2729 | }; | |
eb1e0e80 NC |
2730 | |
2731 | /* The transfer vector that leads the outside world to all of the above. */ | |
6d00b590 | 2732 | const bfd_target rs6000_xcoff64_aix_vec = |
cf9ab45b AM |
2733 | { |
2734 | "aix5coff64-rs6000", | |
2735 | bfd_target_xcoff_flavour, | |
2736 | BFD_ENDIAN_BIG, /* data byte order is big */ | |
2737 | BFD_ENDIAN_BIG, /* header byte order is big */ | |
2738 | ||
2739 | (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | DYNAMIC | |
2740 | | HAS_SYMS | HAS_LOCALS | WP_TEXT), | |
2741 | ||
a7c71b0c | 2742 | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA, |
cf9ab45b AM |
2743 | 0, /* leading char */ |
2744 | '/', /* ar_pad_char */ | |
2745 | 15, /* ar_max_namelen */ | |
0aabe54e | 2746 | 0, /* match priority. */ |
d1bcae83 | 2747 | TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */ |
cf9ab45b AM |
2748 | |
2749 | /* data */ | |
2750 | bfd_getb64, | |
2751 | bfd_getb_signed_64, | |
2752 | bfd_putb64, | |
2753 | bfd_getb32, | |
2754 | bfd_getb_signed_32, | |
2755 | bfd_putb32, | |
2756 | bfd_getb16, | |
2757 | bfd_getb_signed_16, | |
2758 | bfd_putb16, | |
2759 | ||
2760 | /* hdrs */ | |
2761 | bfd_getb64, | |
2762 | bfd_getb_signed_64, | |
2763 | bfd_putb64, | |
2764 | bfd_getb32, | |
2765 | bfd_getb_signed_32, | |
2766 | bfd_putb32, | |
2767 | bfd_getb16, | |
2768 | bfd_getb_signed_16, | |
2769 | bfd_putb16, | |
2770 | ||
2771 | { /* bfd_check_format */ | |
2772 | _bfd_dummy_target, | |
2773 | coff_object_p, | |
2774 | xcoff64_archive_p, | |
2775 | xcoff64_core_p | |
2776 | }, | |
2777 | ||
2778 | { /* bfd_set_format */ | |
d00dd7dc | 2779 | _bfd_bool_bfd_false_error, |
cf9ab45b AM |
2780 | coff_mkobject, |
2781 | _bfd_generic_mkarchive, | |
d00dd7dc | 2782 | _bfd_bool_bfd_false_error |
cf9ab45b AM |
2783 | }, |
2784 | ||
2785 | {/* bfd_write_contents */ | |
d00dd7dc | 2786 | _bfd_bool_bfd_false_error, |
6d4d9328 | 2787 | coff_write_object_contents, |
cf9ab45b | 2788 | _bfd_xcoff_write_archive_contents, |
d00dd7dc | 2789 | _bfd_bool_bfd_false_error |
cf9ab45b AM |
2790 | }, |
2791 | ||
2792 | /* Generic */ | |
329e5cac | 2793 | _bfd_archive_close_and_cleanup, |
d00dd7dc | 2794 | _bfd_bool_bfd_true, |
cf9ab45b AM |
2795 | coff_new_section_hook, |
2796 | _bfd_generic_get_section_contents, | |
2797 | _bfd_generic_get_section_contents_in_window, | |
2798 | ||
2799 | /* Copy */ | |
2800 | _bfd_xcoff_copy_private_bfd_data, | |
ac96f0c7 | 2801 | _bfd_generic_bfd_merge_private_bfd_data, |
60b48850 | 2802 | _bfd_generic_init_private_section_data, |
ac96f0c7 TG |
2803 | _bfd_generic_bfd_copy_private_section_data, |
2804 | _bfd_generic_bfd_copy_private_symbol_data, | |
2805 | _bfd_generic_bfd_copy_private_header_data, | |
2806 | _bfd_generic_bfd_set_private_flags, | |
2807 | _bfd_generic_bfd_print_private_bfd_data, | |
cf9ab45b AM |
2808 | |
2809 | /* Core */ | |
261b8d08 | 2810 | BFD_JUMP_TABLE_CORE (xcoff64), |
cf9ab45b AM |
2811 | |
2812 | /* Archive */ | |
2813 | xcoff64_slurp_armap, | |
ac96f0c7 TG |
2814 | _bfd_noarchive_slurp_extended_name_table, |
2815 | _bfd_noarchive_construct_extended_name_table, | |
cf9ab45b AM |
2816 | bfd_dont_truncate_arname, |
2817 | _bfd_xcoff_write_armap, | |
2818 | _bfd_xcoff_read_ar_hdr, | |
8f95b6e4 | 2819 | _bfd_generic_write_ar_hdr, |
cf9ab45b AM |
2820 | xcoff64_openr_next_archived_file, |
2821 | _bfd_generic_get_elt_at_index, | |
2822 | _bfd_xcoff_stat_arch_elt, | |
d00dd7dc | 2823 | _bfd_bool_bfd_true, |
cf9ab45b AM |
2824 | |
2825 | /* Symbols */ | |
2826 | coff_get_symtab_upper_bound, | |
6cee3f79 | 2827 | coff_canonicalize_symtab, |
cf9ab45b AM |
2828 | coff_make_empty_symbol, |
2829 | coff_print_symbol, | |
2830 | coff_get_symbol_info, | |
60bb06bc | 2831 | coff_get_symbol_version_string, |
cf9ab45b | 2832 | _bfd_xcoff_is_local_label_name, |
7db6994f | 2833 | coff_bfd_is_target_special_symbol, |
cf9ab45b AM |
2834 | coff_get_lineno, |
2835 | coff_find_nearest_line, | |
9c461f7d | 2836 | coff_find_line, |
4ab527b0 | 2837 | coff_find_inliner_info, |
cf9ab45b AM |
2838 | coff_bfd_make_debug_symbol, |
2839 | _bfd_generic_read_minisymbols, | |
2840 | _bfd_generic_minisymbol_to_symbol, | |
2841 | ||
2842 | /* Reloc */ | |
2843 | coff_get_reloc_upper_bound, | |
2844 | coff_canonicalize_reloc, | |
23186865 | 2845 | _bfd_generic_set_reloc, |
cf9ab45b | 2846 | xcoff64_reloc_type_lookup, |
157090f7 | 2847 | xcoff64_reloc_name_lookup, |
cf9ab45b AM |
2848 | |
2849 | /* Write */ | |
2850 | coff_set_arch_mach, | |
2851 | coff_set_section_contents, | |
2852 | ||
2853 | /* Link */ | |
2854 | xcoff64_sizeof_headers, | |
2855 | bfd_generic_get_relocated_section_contents, | |
2856 | bfd_generic_relax_section, | |
2857 | _bfd_xcoff_bfd_link_hash_table_create, | |
cf9ab45b AM |
2858 | _bfd_xcoff_bfd_link_add_symbols, |
2859 | _bfd_generic_link_just_syms, | |
1338dd10 | 2860 | _bfd_generic_copy_link_hash_symbol_type, |
cf9ab45b AM |
2861 | _bfd_xcoff_bfd_final_link, |
2862 | _bfd_generic_link_split_section, | |
4f3b23b3 | 2863 | _bfd_generic_link_check_relocs, |
cf9ab45b | 2864 | bfd_generic_gc_sections, |
ae17ab41 | 2865 | bfd_generic_lookup_section_flags, |
cf9ab45b | 2866 | bfd_generic_merge_sections, |
72adc230 | 2867 | bfd_generic_is_group_section, |
cb7f4b29 | 2868 | bfd_generic_group_name, |
cf9ab45b | 2869 | bfd_generic_discard_group, |
082b7297 | 2870 | _bfd_generic_section_already_linked, |
3023e3f6 | 2871 | _bfd_xcoff_define_common_symbol, |
34a87bb0 | 2872 | _bfd_generic_link_hide_symbol, |
7dba9362 | 2873 | bfd_generic_define_start_stop, |
cf9ab45b AM |
2874 | |
2875 | /* Dynamic */ | |
2876 | _bfd_xcoff_get_dynamic_symtab_upper_bound, | |
2877 | _bfd_xcoff_canonicalize_dynamic_symtab, | |
4c45e5c9 | 2878 | _bfd_nodynamic_get_synthetic_symtab, |
cf9ab45b AM |
2879 | _bfd_xcoff_get_dynamic_reloc_upper_bound, |
2880 | _bfd_xcoff_canonicalize_dynamic_reloc, | |
2881 | ||
2882 | /* Opposite endian version, none exists. */ | |
2883 | NULL, | |
2884 | ||
4964e065 | 2885 | & bfd_xcoff_aix5_backend_data, |
cf9ab45b | 2886 | }; |