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fb3be09b | 1 | /* BFD back-end for Intel 960 b.out binaries. |
ae115e51 | 2 | Copyright 1990, 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. |
fb3be09b | 3 | Written by Cygnus Support. |
7ed4093a | 4 | |
fb3be09b | 5 | This file is part of BFD, the Binary File Descriptor library. |
7ed4093a | 6 | |
fb3be09b | 7 | This program is free software; you can redistribute it and/or modify |
7ed4093a | 8 | it under the terms of the GNU General Public License as published by |
fb3be09b JG |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. | |
7ed4093a | 11 | |
fb3be09b | 12 | This program is distributed in the hope that it will be useful, |
7ed4093a SC |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
fb3be09b | 18 | along with this program; if not, write to the Free Software |
ae115e51 | 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
7ed4093a | 20 | |
7ed4093a | 21 | |
7ed4093a | 22 | #include "bfd.h" |
bbc8d484 | 23 | #include "sysdep.h" |
7ed4093a | 24 | #include "libbfd.h" |
1cedfe03 | 25 | #include "bfdlink.h" |
25057836 | 26 | #include "genlink.h" |
7ed4093a SC |
27 | #include "bout.h" |
28 | ||
c3eb25fc | 29 | #include "aout/stab_gnu.h" |
359f1dee | 30 | #include "libaout.h" /* BFD a.out internal data structures */ |
7ed4093a | 31 | |
67145081 | 32 | |
25057836 JL |
33 | static int aligncode PARAMS ((bfd *abfd, asection *input_section, |
34 | arelent *r, unsigned int shrink)); | |
35 | static void perform_slip PARAMS ((bfd *abfd, unsigned int slip, | |
36 | asection *input_section, bfd_vma value)); | |
1cedfe03 | 37 | static boolean b_out_squirt_out_relocs PARAMS ((bfd *abfd, asection *section)); |
2f3508ad | 38 | static const bfd_target *b_out_callback PARAMS ((bfd *)); |
1cedfe03 ILT |
39 | static bfd_reloc_status_type calljx_callback |
40 | PARAMS ((bfd *, struct bfd_link_info *, arelent *, PTR src, PTR dst, | |
41 | asection *)); | |
42 | static bfd_reloc_status_type callj_callback | |
43 | PARAMS ((bfd *, struct bfd_link_info *, arelent *, PTR data, | |
ae115e51 | 44 | unsigned int srcidx, unsigned int dstidx, asection *, boolean)); |
1cedfe03 ILT |
45 | static bfd_vma get_value PARAMS ((arelent *, struct bfd_link_info *, |
46 | asection *)); | |
25057836 | 47 | static int abs32code PARAMS ((bfd *, asection *, arelent *, |
1cedfe03 | 48 | unsigned int, struct bfd_link_info *)); |
6812b607 ILT |
49 | static boolean b_out_bfd_relax_section PARAMS ((bfd *, asection *, |
50 | struct bfd_link_info *, | |
51 | boolean *)); | |
52 | static bfd_byte *b_out_bfd_get_relocated_section_contents | |
1cedfe03 ILT |
53 | PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, |
54 | bfd_byte *, boolean, asymbol **)); | |
7ed4093a | 55 | |
bbc8d484 JG |
56 | /* Swaps the information in an executable header taken from a raw byte |
57 | stream memory image, into the internal exec_header structure. */ | |
87059abb | 58 | |
bbc8d484 | 59 | void |
25057836 JL |
60 | bout_swap_exec_header_in (abfd, raw_bytes, execp) |
61 | bfd *abfd; | |
62 | struct external_exec *raw_bytes; | |
63 | struct internal_exec *execp; | |
7ed4093a | 64 | { |
bbc8d484 JG |
65 | struct external_exec *bytes = (struct external_exec *)raw_bytes; |
66 | ||
67 | /* Now fill in fields in the execp, from the bytes in the raw data. */ | |
68 | execp->a_info = bfd_h_get_32 (abfd, bytes->e_info); | |
69 | execp->a_text = GET_WORD (abfd, bytes->e_text); | |
70 | execp->a_data = GET_WORD (abfd, bytes->e_data); | |
71 | execp->a_bss = GET_WORD (abfd, bytes->e_bss); | |
72 | execp->a_syms = GET_WORD (abfd, bytes->e_syms); | |
73 | execp->a_entry = GET_WORD (abfd, bytes->e_entry); | |
74 | execp->a_trsize = GET_WORD (abfd, bytes->e_trsize); | |
75 | execp->a_drsize = GET_WORD (abfd, bytes->e_drsize); | |
76 | execp->a_tload = GET_WORD (abfd, bytes->e_tload); | |
77 | execp->a_dload = GET_WORD (abfd, bytes->e_dload); | |
78 | execp->a_talign = bytes->e_talign[0]; | |
79 | execp->a_dalign = bytes->e_dalign[0]; | |
80 | execp->a_balign = bytes->e_balign[0]; | |
67145081 | 81 | execp->a_relaxable = bytes->e_relaxable[0]; |
bbc8d484 | 82 | } |
7ed4093a | 83 | |
bbc8d484 JG |
84 | /* Swaps the information in an internal exec header structure into the |
85 | supplied buffer ready for writing to disk. */ | |
86 | ||
87 | PROTO(void, bout_swap_exec_header_out, | |
88 | (bfd *abfd, | |
89 | struct internal_exec *execp, | |
90 | struct external_exec *raw_bytes)); | |
91 | void | |
25057836 JL |
92 | bout_swap_exec_header_out (abfd, execp, raw_bytes) |
93 | bfd *abfd; | |
94 | struct internal_exec *execp; | |
95 | struct external_exec *raw_bytes; | |
bbc8d484 JG |
96 | { |
97 | struct external_exec *bytes = (struct external_exec *)raw_bytes; | |
98 | ||
99 | /* Now fill in fields in the raw data, from the fields in the exec struct. */ | |
100 | bfd_h_put_32 (abfd, execp->a_info , bytes->e_info); | |
101 | PUT_WORD (abfd, execp->a_text , bytes->e_text); | |
102 | PUT_WORD (abfd, execp->a_data , bytes->e_data); | |
103 | PUT_WORD (abfd, execp->a_bss , bytes->e_bss); | |
104 | PUT_WORD (abfd, execp->a_syms , bytes->e_syms); | |
105 | PUT_WORD (abfd, execp->a_entry , bytes->e_entry); | |
106 | PUT_WORD (abfd, execp->a_trsize, bytes->e_trsize); | |
107 | PUT_WORD (abfd, execp->a_drsize, bytes->e_drsize); | |
108 | PUT_WORD (abfd, execp->a_tload , bytes->e_tload); | |
109 | PUT_WORD (abfd, execp->a_dload , bytes->e_dload); | |
110 | bytes->e_talign[0] = execp->a_talign; | |
111 | bytes->e_dalign[0] = execp->a_dalign; | |
112 | bytes->e_balign[0] = execp->a_balign; | |
67145081 | 113 | bytes->e_relaxable[0] = execp->a_relaxable; |
7ed4093a SC |
114 | } |
115 | ||
bbc8d484 | 116 | |
2f3508ad | 117 | static const bfd_target * |
bbc8d484 | 118 | b_out_object_p (abfd) |
7ed4093a SC |
119 | bfd *abfd; |
120 | { | |
87059abb | 121 | struct internal_exec anexec; |
bbc8d484 | 122 | struct external_exec exec_bytes; |
7ed4093a | 123 | |
bbc8d484 JG |
124 | if (bfd_read ((PTR) &exec_bytes, 1, EXEC_BYTES_SIZE, abfd) |
125 | != EXEC_BYTES_SIZE) { | |
4002f18a ILT |
126 | if (bfd_get_error () != bfd_error_system_call) |
127 | bfd_set_error (bfd_error_wrong_format); | |
7ed4093a SC |
128 | return 0; |
129 | } | |
130 | ||
bbc8d484 | 131 | anexec.a_info = bfd_h_get_32 (abfd, exec_bytes.e_info); |
7ed4093a SC |
132 | |
133 | if (N_BADMAG (anexec)) { | |
80425e6c | 134 | bfd_set_error (bfd_error_wrong_format); |
7ed4093a SC |
135 | return 0; |
136 | } | |
bbc8d484 JG |
137 | |
138 | bout_swap_exec_header_in (abfd, &exec_bytes, &anexec); | |
139 | return aout_32_some_aout_object_p (abfd, &anexec, b_out_callback); | |
7ed4093a SC |
140 | } |
141 | ||
bbc8d484 | 142 | |
7ed4093a SC |
143 | /* Finish up the opening of a b.out file for reading. Fill in all the |
144 | fields that are not handled by common code. */ | |
145 | ||
2f3508ad | 146 | static const bfd_target * |
7ed4093a SC |
147 | b_out_callback (abfd) |
148 | bfd *abfd; | |
149 | { | |
bbc8d484 | 150 | struct internal_exec *execp = exec_hdr (abfd); |
7ed4093a SC |
151 | unsigned long bss_start; |
152 | ||
7ed4093a | 153 | /* Architecture and machine type */ |
ca163703 | 154 | bfd_set_arch_mach(abfd, |
9e2dad8e JG |
155 | bfd_arch_i960, /* B.out only used on i960 */ |
156 | bfd_mach_i960_core /* Default */ | |
157 | ); | |
7ed4093a SC |
158 | |
159 | /* The positions of the string table and symbol table. */ | |
bbc8d484 JG |
160 | obj_str_filepos (abfd) = N_STROFF (*execp); |
161 | obj_sym_filepos (abfd) = N_SYMOFF (*execp); | |
7ed4093a SC |
162 | |
163 | /* The alignments of the sections */ | |
164 | obj_textsec (abfd)->alignment_power = execp->a_talign; | |
165 | obj_datasec (abfd)->alignment_power = execp->a_dalign; | |
166 | obj_bsssec (abfd)->alignment_power = execp->a_balign; | |
167 | ||
168 | /* The starting addresses of the sections. */ | |
bbc8d484 JG |
169 | obj_textsec (abfd)->vma = execp->a_tload; |
170 | obj_datasec (abfd)->vma = execp->a_dload; | |
e98e6ec1 SC |
171 | |
172 | /* And reload the sizes, since the aout module zaps them */ | |
173 | obj_textsec (abfd)->_raw_size = execp->a_text; | |
174 | ||
bbc8d484 | 175 | bss_start = execp->a_dload + execp->a_data; /* BSS = end of data section */ |
c3eb25fc | 176 | obj_bsssec (abfd)->vma = align_power (bss_start, execp->a_balign); |
7ed4093a SC |
177 | |
178 | /* The file positions of the sections */ | |
bbc8d484 JG |
179 | obj_textsec (abfd)->filepos = N_TXTOFF(*execp); |
180 | obj_datasec (abfd)->filepos = N_DATOFF(*execp); | |
7ed4093a SC |
181 | |
182 | /* The file positions of the relocation info */ | |
bbc8d484 JG |
183 | obj_textsec (abfd)->rel_filepos = N_TROFF(*execp); |
184 | obj_datasec (abfd)->rel_filepos = N_DROFF(*execp); | |
7ed4093a | 185 | |
67145081 | 186 | adata(abfd).page_size = 1; /* Not applicable. */ |
e98e6ec1 SC |
187 | adata(abfd).segment_size = 1; /* Not applicable. */ |
188 | adata(abfd).exec_bytes_size = EXEC_BYTES_SIZE; | |
c3eb25fc | 189 | |
67145081 FF |
190 | if (execp->a_relaxable) |
191 | abfd->flags |= BFD_IS_RELAXABLE; | |
7ed4093a SC |
192 | return abfd->xvec; |
193 | } | |
194 | ||
e98e6ec1 | 195 | struct bout_data_struct { |
bbc8d484 JG |
196 | struct aoutdata a; |
197 | struct internal_exec e; | |
198 | }; | |
7ed4093a SC |
199 | |
200 | static boolean | |
201 | b_out_mkobject (abfd) | |
202 | bfd *abfd; | |
203 | { | |
e98e6ec1 | 204 | struct bout_data_struct *rawptr; |
7ed4093a | 205 | |
e98e6ec1 | 206 | rawptr = (struct bout_data_struct *) bfd_zalloc (abfd, sizeof (struct bout_data_struct)); |
a9713b91 ILT |
207 | if (rawptr == NULL) |
208 | return false; | |
7ed4093a | 209 | |
e98e6ec1 | 210 | abfd->tdata.bout_data = rawptr; |
bbc8d484 | 211 | exec_hdr (abfd) = &rawptr->e; |
7ed4093a | 212 | |
7ed4093a SC |
213 | obj_textsec (abfd) = (asection *)NULL; |
214 | obj_datasec (abfd) = (asection *)NULL; | |
215 | obj_bsssec (abfd) = (asection *)NULL; | |
216 | ||
7ed4093a SC |
217 | return true; |
218 | } | |
219 | ||
220 | static boolean | |
221 | b_out_write_object_contents (abfd) | |
222 | bfd *abfd; | |
223 | { | |
bbc8d484 | 224 | struct external_exec swapped_hdr; |
7ed4093a | 225 | |
2f3508ad ILT |
226 | if (! aout_32_make_sections (abfd)) |
227 | return false; | |
228 | ||
bbc8d484 | 229 | exec_hdr (abfd)->a_info = BMAGIC; |
7ed4093a | 230 | |
fc2f4c75 SC |
231 | exec_hdr (abfd)->a_text = obj_textsec (abfd)->_raw_size; |
232 | exec_hdr (abfd)->a_data = obj_datasec (abfd)->_raw_size; | |
233 | exec_hdr (abfd)->a_bss = obj_bsssec (abfd)->_raw_size; | |
7ed4093a SC |
234 | exec_hdr (abfd)->a_syms = bfd_get_symcount (abfd) * sizeof (struct nlist); |
235 | exec_hdr (abfd)->a_entry = bfd_get_start_address (abfd); | |
236 | exec_hdr (abfd)->a_trsize = ((obj_textsec (abfd)->reloc_count) * | |
237 | sizeof (struct relocation_info)); | |
238 | exec_hdr (abfd)->a_drsize = ((obj_datasec (abfd)->reloc_count) * | |
239 | sizeof (struct relocation_info)); | |
240 | ||
241 | exec_hdr (abfd)->a_talign = obj_textsec (abfd)->alignment_power; | |
242 | exec_hdr (abfd)->a_dalign = obj_datasec (abfd)->alignment_power; | |
243 | exec_hdr (abfd)->a_balign = obj_bsssec (abfd)->alignment_power; | |
244 | ||
245 | exec_hdr (abfd)->a_tload = obj_textsec (abfd)->vma; | |
246 | exec_hdr (abfd)->a_dload = obj_datasec (abfd)->vma; | |
247 | ||
bbc8d484 | 248 | bout_swap_exec_header_out (abfd, exec_hdr (abfd), &swapped_hdr); |
7ed4093a | 249 | |
4002f18a ILT |
250 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0 |
251 | || (bfd_write ((PTR) &swapped_hdr, 1, EXEC_BYTES_SIZE, abfd) | |
252 | != EXEC_BYTES_SIZE)) | |
253 | return false; | |
7ed4093a SC |
254 | |
255 | /* Now write out reloc info, followed by syms and strings */ | |
ca163703 | 256 | if (bfd_get_symcount (abfd) != 0) |
7ed4093a | 257 | { |
4002f18a ILT |
258 | if (bfd_seek (abfd, (file_ptr)(N_SYMOFF(*exec_hdr(abfd))), SEEK_SET) |
259 | != 0) | |
260 | return false; | |
7ed4093a | 261 | |
1cedfe03 ILT |
262 | if (! aout_32_write_syms (abfd)) |
263 | return false; | |
7ed4093a | 264 | |
4002f18a ILT |
265 | if (bfd_seek (abfd, (file_ptr)(N_TROFF(*exec_hdr(abfd))), SEEK_SET) != 0) |
266 | return false; | |
7ed4093a SC |
267 | |
268 | if (!b_out_squirt_out_relocs (abfd, obj_textsec (abfd))) return false; | |
4002f18a ILT |
269 | if (bfd_seek (abfd, (file_ptr)(N_DROFF(*exec_hdr(abfd))), SEEK_SET) |
270 | != 0) | |
271 | return false; | |
7ed4093a SC |
272 | |
273 | if (!b_out_squirt_out_relocs (abfd, obj_datasec (abfd))) return false; | |
274 | } | |
275 | return true; | |
276 | } | |
7ed4093a SC |
277 | \f |
278 | /** Some reloc hackery */ | |
279 | ||
280 | #define CALLS 0x66003800 /* Template for 'calls' instruction */ | |
67145081 FF |
281 | #define BAL 0x0b000000 /* Template for 'bal' instruction */ |
282 | #define BALX 0x85000000 /* Template for 'balx' instruction */ | |
7ed4093a | 283 | #define BAL_MASK 0x00ffffff |
67145081 FF |
284 | #define CALL 0x09000000 |
285 | #define PCREL13_MASK 0x1fff | |
ca163703 KR |
286 | |
287 | ||
288 | #define output_addr(sec) ((sec)->output_offset+(sec)->output_section->vma) | |
289 | ||
67145081 | 290 | /* Magic to turn callx into calljx */ |
ca163703 | 291 | static bfd_reloc_status_type |
1cedfe03 ILT |
292 | calljx_callback (abfd, link_info, reloc_entry, src, dst, input_section) |
293 | bfd *abfd; | |
294 | struct bfd_link_info *link_info; | |
295 | arelent *reloc_entry; | |
296 | PTR src; | |
297 | PTR dst; | |
298 | asection *input_section; | |
67145081 | 299 | { |
1cedfe03 | 300 | int word = bfd_get_32 (abfd, src); |
67145081 | 301 | asymbol *symbol_in = *(reloc_entry->sym_ptr_ptr); |
1cedfe03 ILT |
302 | aout_symbol_type *symbol = aout_symbol (symbol_in); |
303 | bfd_vma value; | |
0c2fae09 | 304 | |
1cedfe03 | 305 | value = get_value (reloc_entry, link_info, input_section); |
67145081 | 306 | |
ca163703 | 307 | if (IS_CALLNAME (symbol->other)) |
1cedfe03 ILT |
308 | { |
309 | aout_symbol_type *balsym = symbol+1; | |
310 | int inst = bfd_get_32 (abfd, (bfd_byte *) src-4); | |
311 | /* The next symbol should be an N_BALNAME */ | |
312 | BFD_ASSERT (IS_BALNAME (balsym->other)); | |
313 | inst &= BAL_MASK; | |
314 | inst |= BALX; | |
315 | bfd_put_32 (abfd, inst, (bfd_byte *) dst-4); | |
316 | symbol = balsym; | |
317 | value = (symbol->symbol.value | |
ca163703 | 318 | + output_addr (symbol->symbol.section)); |
1cedfe03 | 319 | } |
67145081 | 320 | |
1cedfe03 | 321 | word += value + reloc_entry->addend; |
67145081 FF |
322 | |
323 | bfd_put_32(abfd, word, dst); | |
324 | return bfd_reloc_ok; | |
325 | } | |
326 | ||
327 | ||
328 | /* Magic to turn call into callj */ | |
ca163703 | 329 | static bfd_reloc_status_type |
1cedfe03 | 330 | callj_callback (abfd, link_info, reloc_entry, data, srcidx, dstidx, |
ae115e51 | 331 | input_section, shrinking) |
1cedfe03 ILT |
332 | bfd *abfd; |
333 | struct bfd_link_info *link_info; | |
334 | arelent *reloc_entry; | |
335 | PTR data; | |
336 | unsigned int srcidx; | |
337 | unsigned int dstidx; | |
338 | asection *input_section; | |
ae115e51 | 339 | boolean shrinking; |
7ed4093a | 340 | { |
ca163703 | 341 | int word = bfd_get_32 (abfd, (bfd_byte *) data + srcidx); |
67145081 | 342 | asymbol *symbol_in = *(reloc_entry->sym_ptr_ptr); |
1cedfe03 ILT |
343 | aout_symbol_type *symbol = aout_symbol (symbol_in); |
344 | bfd_vma value; | |
67145081 | 345 | |
1cedfe03 | 346 | value = get_value (reloc_entry, link_info, input_section); |
0c2fae09 | 347 | |
ca163703 KR |
348 | if (IS_OTHER(symbol->other)) |
349 | { | |
350 | /* Call to a system procedure - replace code with system | |
351 | procedure number. */ | |
352 | word = CALLS | (symbol->other - 1); | |
353 | } | |
354 | else if (IS_CALLNAME(symbol->other)) | |
355 | { | |
356 | aout_symbol_type *balsym = symbol+1; | |
7ed4093a | 357 | |
ca163703 KR |
358 | /* The next symbol should be an N_BALNAME. */ |
359 | BFD_ASSERT(IS_BALNAME(balsym->other)); | |
360 | ||
361 | /* We are calling a leaf, so replace the call instruction with a | |
362 | bal. */ | |
363 | word = BAL | ((word | |
364 | + output_addr (balsym->symbol.section) | |
365 | + balsym->symbol.value + reloc_entry->addend | |
366 | - dstidx | |
367 | - output_addr (input_section)) | |
368 | & BAL_MASK); | |
369 | } | |
ae115e51 ILT |
370 | else if ((symbol->symbol.flags & BSF_SECTION_SYM) != 0) |
371 | { | |
372 | /* A callj against a symbol in the same section is a fully | |
373 | resolved relative call. We don't need to do anything here. | |
374 | If the symbol is not in the same section, I'm not sure what | |
375 | to do; fortunately, this case will probably never arise. */ | |
376 | BFD_ASSERT (! shrinking); | |
377 | BFD_ASSERT (symbol->symbol.section == input_section); | |
378 | } | |
ca163703 KR |
379 | else |
380 | { | |
381 | word = CALL | (((word & BAL_MASK) | |
382 | + value | |
383 | + reloc_entry->addend | |
ae115e51 | 384 | - (shrinking ? dstidx : 0) |
ca163703 KR |
385 | - output_addr (input_section)) |
386 | & BAL_MASK); | |
387 | } | |
67145081 FF |
388 | bfd_put_32(abfd, word, (bfd_byte *) data + dstidx); |
389 | return bfd_reloc_ok; | |
7ed4093a | 390 | } |
67145081 | 391 | |
7ed4093a SC |
392 | /* type rshift size bitsize pcrel bitpos absolute overflow check*/ |
393 | ||
67145081 | 394 | #define ABS32CODE 0 |
ca163703 | 395 | #define ABS32CODE_SHRUNK 1 |
67145081 FF |
396 | #define PCREL24 2 |
397 | #define CALLJ 3 | |
398 | #define ABS32 4 | |
399 | #define PCREL13 5 | |
400 | #define ABS32_MAYBE_RELAXABLE 1 | |
401 | #define ABS32_WAS_RELAXABLE 2 | |
7ed4093a | 402 | |
366dfd0c | 403 | #define ALIGNER 10 |
3be56062 | 404 | #define ALIGNDONE 11 |
7ed4093a | 405 | static reloc_howto_type howto_reloc_callj = |
1cedfe03 | 406 | HOWTO(CALLJ, 0, 2, 24, true, 0, complain_overflow_signed, 0,"callj", true, 0x00ffffff, 0x00ffffff,false); |
7ed4093a | 407 | static reloc_howto_type howto_reloc_abs32 = |
1cedfe03 | 408 | HOWTO(ABS32, 0, 2, 32, false, 0, complain_overflow_bitfield,0,"abs32", true, 0xffffffff,0xffffffff,false); |
7ed4093a | 409 | static reloc_howto_type howto_reloc_pcrel24 = |
1cedfe03 | 410 | HOWTO(PCREL24, 0, 2, 24, true, 0, complain_overflow_signed,0,"pcrel24", true, 0x00ffffff,0x00ffffff,false); |
67145081 FF |
411 | |
412 | static reloc_howto_type howto_reloc_pcrel13 = | |
1cedfe03 | 413 | HOWTO(PCREL13, 0, 2, 13, true, 0, complain_overflow_signed,0,"pcrel13", true, 0x00001fff,0x00001fff,false); |
67145081 FF |
414 | |
415 | ||
ca163703 | 416 | static reloc_howto_type howto_reloc_abs32codeshrunk = |
1cedfe03 | 417 | HOWTO(ABS32CODE_SHRUNK, 0, 2, 24, true, 0, complain_overflow_signed, 0,"callx->callj", true, 0x00ffffff, 0x00ffffff,false); |
67145081 FF |
418 | |
419 | static reloc_howto_type howto_reloc_abs32code = | |
1cedfe03 | 420 | HOWTO(ABS32CODE, 0, 2, 32, false, 0, complain_overflow_bitfield,0,"callx", true, 0xffffffff,0xffffffff,false); |
67145081 | 421 | |
3be56062 | 422 | static reloc_howto_type howto_align_table[] = { |
1cedfe03 ILT |
423 | HOWTO (ALIGNER, 0, 0x1, 0, false, 0, complain_overflow_dont, 0, "align16", false, 0, 0, false), |
424 | HOWTO (ALIGNER, 0, 0x3, 0, false, 0, complain_overflow_dont, 0, "align32", false, 0, 0, false), | |
425 | HOWTO (ALIGNER, 0, 0x7, 0, false, 0, complain_overflow_dont, 0, "align64", false, 0, 0, false), | |
426 | HOWTO (ALIGNER, 0, 0xf, 0, false, 0, complain_overflow_dont, 0, "align128", false, 0, 0, false), | |
3be56062 SC |
427 | }; |
428 | ||
429 | static reloc_howto_type howto_done_align_table[] = { | |
1cedfe03 ILT |
430 | HOWTO (ALIGNDONE, 0x1, 0x1, 0, false, 0, complain_overflow_dont, 0, "donealign16", false, 0, 0, false), |
431 | HOWTO (ALIGNDONE, 0x3, 0x3, 0, false, 0, complain_overflow_dont, 0, "donealign32", false, 0, 0, false), | |
432 | HOWTO (ALIGNDONE, 0x7, 0x7, 0, false, 0, complain_overflow_dont, 0, "donealign64", false, 0, 0, false), | |
433 | HOWTO (ALIGNDONE, 0xf, 0xf, 0, false, 0, complain_overflow_dont, 0, "donealign128", false, 0, 0, false), | |
3be56062 SC |
434 | }; |
435 | ||
ae115e51 | 436 | static reloc_howto_type * |
6812b607 | 437 | b_out_bfd_reloc_type_lookup (abfd, code) |
67145081 FF |
438 | bfd *abfd; |
439 | bfd_reloc_code_real_type code; | |
440 | { | |
441 | switch (code) | |
442 | { | |
443 | default: | |
444 | return 0; | |
445 | case BFD_RELOC_I960_CALLJ: | |
446 | return &howto_reloc_callj; | |
447 | case BFD_RELOC_32: | |
2f3508ad | 448 | case BFD_RELOC_CTOR: |
67145081 FF |
449 | return &howto_reloc_abs32; |
450 | case BFD_RELOC_24_PCREL: | |
451 | return &howto_reloc_pcrel24; | |
452 | } | |
453 | } | |
7ed4093a SC |
454 | |
455 | /* Allocate enough room for all the reloc entries, plus pointers to them all */ | |
456 | ||
457 | static boolean | |
458 | b_out_slurp_reloc_table (abfd, asect, symbols) | |
459 | bfd *abfd; | |
460 | sec_ptr asect; | |
461 | asymbol **symbols; | |
462 | { | |
fc2f4c75 SC |
463 | register struct relocation_info *rptr; |
464 | unsigned int counter ; | |
465 | arelent *cache_ptr ; | |
3be56062 | 466 | int extern_mask, pcrel_mask, callj_mask, length_shift; |
67145081 FF |
467 | int incode_mask; |
468 | int size_mask; | |
469 | bfd_vma prev_addr = 0; | |
7ed4093a SC |
470 | unsigned int count; |
471 | size_t reloc_size; | |
472 | struct relocation_info *relocs; | |
473 | arelent *reloc_cache; | |
474 | ||
5c8444f8 ILT |
475 | if (asect->relocation) |
476 | return true; | |
477 | if (!aout_32_slurp_symbol_table (abfd)) | |
478 | return false; | |
7ed4093a SC |
479 | |
480 | if (asect == obj_datasec (abfd)) { | |
67145081 FF |
481 | reloc_size = exec_hdr(abfd)->a_drsize; |
482 | goto doit; | |
483 | } | |
7ed4093a SC |
484 | |
485 | if (asect == obj_textsec (abfd)) { | |
67145081 FF |
486 | reloc_size = exec_hdr(abfd)->a_trsize; |
487 | goto doit; | |
488 | } | |
7ed4093a | 489 | |
ae115e51 ILT |
490 | if (asect == obj_bsssec (abfd)) { |
491 | reloc_size = 0; | |
492 | goto doit; | |
493 | } | |
494 | ||
80425e6c | 495 | bfd_set_error (bfd_error_invalid_operation); |
7ed4093a SC |
496 | return false; |
497 | ||
498 | doit: | |
5c8444f8 ILT |
499 | if (bfd_seek (abfd, (file_ptr)(asect->rel_filepos), SEEK_SET) != 0) |
500 | return false; | |
7ed4093a SC |
501 | count = reloc_size / sizeof (struct relocation_info); |
502 | ||
58142f10 ILT |
503 | relocs = (struct relocation_info *) bfd_malloc (reloc_size); |
504 | if (!relocs && reloc_size != 0) | |
67145081 | 505 | return false; |
58142f10 | 506 | reloc_cache = (arelent *) bfd_malloc ((count+1) * sizeof (arelent)); |
7ed4093a | 507 | if (!reloc_cache) { |
ae115e51 ILT |
508 | if (relocs != NULL) |
509 | free ((char*)relocs); | |
67145081 FF |
510 | return false; |
511 | } | |
7ed4093a SC |
512 | |
513 | if (bfd_read ((PTR) relocs, 1, reloc_size, abfd) != reloc_size) { | |
67145081 | 514 | free (reloc_cache); |
ae115e51 ILT |
515 | if (relocs != NULL) |
516 | free (relocs); | |
67145081 FF |
517 | return false; |
518 | } | |
fc2f4c75 | 519 | |
7ed4093a | 520 | |
ca163703 | 521 | |
fc2f4c75 | 522 | if (abfd->xvec->header_byteorder_big_p) { |
67145081 FF |
523 | /* big-endian bit field allocation order */ |
524 | pcrel_mask = 0x80; | |
525 | extern_mask = 0x10; | |
526 | incode_mask = 0x08; | |
527 | callj_mask = 0x02; | |
528 | size_mask = 0x20; | |
3be56062 | 529 | length_shift = 5; |
67145081 FF |
530 | } else { |
531 | /* little-endian bit field allocation order */ | |
532 | pcrel_mask = 0x01; | |
533 | extern_mask = 0x08; | |
534 | incode_mask = 0x10; | |
535 | callj_mask = 0x40; | |
536 | size_mask = 0x02; | |
3be56062 | 537 | length_shift = 1; |
67145081 | 538 | } |
fc2f4c75 SC |
539 | |
540 | for (rptr = relocs, cache_ptr = reloc_cache, counter = 0; | |
541 | counter < count; | |
ca163703 | 542 | counter++, rptr++, cache_ptr++) |
fc2f4c75 SC |
543 | { |
544 | unsigned char *raw = (unsigned char *)rptr; | |
545 | unsigned int symnum; | |
546 | cache_ptr->address = bfd_h_get_32 (abfd, raw + 0); | |
294eaca4 | 547 | cache_ptr->howto = 0; |
ca163703 | 548 | if (abfd->xvec->header_byteorder_big_p) |
fc2f4c75 | 549 | { |
382f2a3d | 550 | symnum = (raw[4] << 16) | (raw[5] << 8) | raw[6]; |
ca163703 | 551 | } |
fc2f4c75 SC |
552 | else |
553 | { | |
382f2a3d | 554 | symnum = (raw[6] << 16) | (raw[5] << 8) | raw[4]; |
7ed4093a SC |
555 | } |
556 | ||
ca163703 | 557 | if (raw[7] & extern_mask) |
fc2f4c75 | 558 | { |
67145081 FF |
559 | /* if this is set then the r_index is a index into the symbol table; |
560 | * if the bit is not set then r_index contains a section map. | |
561 | * we either fill in the sym entry with a pointer to the symbol, | |
562 | * or point to the correct section | |
563 | */ | |
564 | cache_ptr->sym_ptr_ptr = symbols + symnum; | |
565 | cache_ptr->addend = 0; | |
ca163703 | 566 | } else |
67145081 FF |
567 | { |
568 | /* in a.out symbols are relative to the beginning of the | |
569 | * file rather than sections ? | |
570 | * (look in translate_from_native_sym_flags) | |
571 | * the reloc entry addend has added to it the offset into the | |
572 | * file of the data, so subtract the base to make the reloc | |
573 | * section relative */ | |
3be56062 SC |
574 | int s; |
575 | { | |
576 | /* sign-extend symnum from 24 bits to whatever host uses */ | |
577 | s = symnum; | |
578 | if (s & (1 << 23)) | |
579 | s |= (~0) << 24; | |
580 | } | |
67145081 | 581 | cache_ptr->sym_ptr_ptr = (asymbol **)NULL; |
3be56062 | 582 | switch (s) |
7ed4093a | 583 | { |
67145081 FF |
584 | case N_TEXT: |
585 | case N_TEXT | N_EXT: | |
586 | cache_ptr->sym_ptr_ptr = obj_textsec(abfd)->symbol_ptr_ptr; | |
587 | cache_ptr->addend = - obj_textsec(abfd)->vma; | |
588 | break; | |
589 | case N_DATA: | |
590 | case N_DATA | N_EXT: | |
591 | cache_ptr->sym_ptr_ptr = obj_datasec(abfd)->symbol_ptr_ptr; | |
592 | cache_ptr->addend = - obj_datasec(abfd)->vma; | |
593 | break; | |
594 | case N_BSS: | |
595 | case N_BSS | N_EXT: | |
596 | cache_ptr->sym_ptr_ptr = obj_bsssec(abfd)->symbol_ptr_ptr; | |
597 | cache_ptr->addend = - obj_bsssec(abfd)->vma; | |
598 | break; | |
599 | case N_ABS: | |
600 | case N_ABS | N_EXT: | |
601 | cache_ptr->sym_ptr_ptr = obj_bsssec(abfd)->symbol_ptr_ptr; | |
602 | cache_ptr->addend = 0; | |
603 | break; | |
3be56062 SC |
604 | case -2: /* .align */ |
605 | if (raw[7] & pcrel_mask) | |
606 | { | |
607 | cache_ptr->howto = &howto_align_table[(raw[7] >> length_shift) & 3]; | |
ae115e51 | 608 | cache_ptr->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; |
3be56062 SC |
609 | } |
610 | else | |
611 | { | |
612 | /* .org? */ | |
613 | abort (); | |
614 | } | |
615 | cache_ptr->addend = 0; | |
616 | break; | |
67145081 FF |
617 | default: |
618 | BFD_ASSERT(0); | |
619 | break; | |
620 | } | |
ca163703 | 621 | |
67145081 | 622 | } |
7ed4093a | 623 | |
fc2f4c75 SC |
624 | /* the i960 only has a few relocation types: |
625 | abs 32-bit and pcrel 24bit. except for callj's! */ | |
3be56062 SC |
626 | if (cache_ptr->howto != 0) |
627 | ; | |
628 | else if (raw[7] & callj_mask) | |
67145081 FF |
629 | { |
630 | cache_ptr->howto = &howto_reloc_callj; | |
631 | } | |
fc2f4c75 | 632 | else if ( raw[7] & pcrel_mask) |
67145081 FF |
633 | { |
634 | if (raw[7] & size_mask) | |
635 | cache_ptr->howto = &howto_reloc_pcrel13; | |
636 | else | |
637 | cache_ptr->howto = &howto_reloc_pcrel24; | |
638 | } | |
ca163703 | 639 | else |
67145081 | 640 | { |
ca163703 | 641 | if (raw[7] & incode_mask) |
67145081 FF |
642 | { |
643 | cache_ptr->howto = &howto_reloc_abs32code; | |
644 | } | |
ca163703 | 645 | else |
67145081 FF |
646 | { |
647 | cache_ptr->howto = &howto_reloc_abs32; | |
648 | } | |
649 | } | |
ca163703 | 650 | if (cache_ptr->address < prev_addr) |
67145081 FF |
651 | { |
652 | /* Ouch! this reloc is out of order, insert into the right place | |
653 | */ | |
654 | arelent tmp; | |
655 | arelent *cursor = cache_ptr-1; | |
67145081 FF |
656 | bfd_vma stop = cache_ptr->address; |
657 | tmp = *cache_ptr; | |
3be56062 | 658 | while (cursor->address > stop && cursor >= reloc_cache) |
67145081 FF |
659 | { |
660 | cursor[1] = cursor[0]; | |
661 | cursor--; | |
ca163703 | 662 | } |
67145081 FF |
663 | cursor[1] = tmp; |
664 | } | |
ca163703 | 665 | else |
67145081 FF |
666 | { |
667 | prev_addr = cache_ptr->address; | |
668 | } | |
7ed4093a SC |
669 | } |
670 | ||
fc2f4c75 | 671 | |
ae115e51 ILT |
672 | if (relocs != NULL) |
673 | free (relocs); | |
7ed4093a SC |
674 | asect->relocation = reloc_cache; |
675 | asect->reloc_count = count; | |
e98e6ec1 | 676 | |
fc2f4c75 | 677 | |
7ed4093a SC |
678 | return true; |
679 | } | |
680 | ||
681 | ||
682 | static boolean | |
683 | b_out_squirt_out_relocs (abfd, section) | |
684 | bfd *abfd; | |
685 | asection *section; | |
686 | { | |
fc2f4c75 | 687 | arelent **generic; |
1cedfe03 | 688 | int r_extern = 0; |
fc2f4c75 | 689 | int r_idx; |
ca163703 | 690 | int incode_mask; |
67145081 | 691 | int len_1; |
7ed4093a SC |
692 | unsigned int count = section->reloc_count; |
693 | struct relocation_info *native, *natptr; | |
694 | size_t natsize = count * sizeof (struct relocation_info); | |
695 | int extern_mask, pcrel_mask, len_2, callj_mask; | |
696 | if (count == 0) return true; | |
697 | generic = section->orelocation; | |
58142f10 ILT |
698 | native = ((struct relocation_info *) bfd_malloc (natsize)); |
699 | if (!native && natsize != 0) | |
294eaca4 | 700 | return false; |
7ed4093a | 701 | |
ca163703 | 702 | if (abfd->xvec->header_byteorder_big_p) |
fc2f4c75 SC |
703 | { |
704 | /* Big-endian bit field allocation order */ | |
705 | pcrel_mask = 0x80; | |
706 | extern_mask = 0x10; | |
707 | len_2 = 0x40; | |
67145081 | 708 | len_1 = 0x20; |
fc2f4c75 | 709 | callj_mask = 0x02; |
67145081 | 710 | incode_mask = 0x08; |
ca163703 KR |
711 | } |
712 | else | |
fc2f4c75 SC |
713 | { |
714 | /* Little-endian bit field allocation order */ | |
715 | pcrel_mask = 0x01; | |
716 | extern_mask = 0x08; | |
717 | len_2 = 0x04; | |
67145081 | 718 | len_1 = 0x02; |
fc2f4c75 | 719 | callj_mask = 0x40; |
67145081 | 720 | incode_mask = 0x10; |
fc2f4c75 | 721 | } |
7ed4093a | 722 | |
ca163703 | 723 | for (natptr = native; count > 0; --count, ++natptr, ++generic) |
fc2f4c75 SC |
724 | { |
725 | arelent *g = *generic; | |
726 | unsigned char *raw = (unsigned char *)natptr; | |
fc2f4c75 | 727 | asymbol *sym = *(g->sym_ptr_ptr); |
0c2fae09 | 728 | |
fc2f4c75 | 729 | asection *output_section = sym->section->output_section; |
0c2fae09 | 730 | |
ca163703 KR |
731 | bfd_h_put_32(abfd, g->address, raw); |
732 | /* Find a type in the output format which matches the input howto - | |
fc2f4c75 SC |
733 | * at the moment we assume input format == output format FIXME!! |
734 | */ | |
0c2fae09 | 735 | r_idx = 0; |
fc2f4c75 SC |
736 | /* FIXME: Need callj stuff here, and to check the howto entries to |
737 | be sure they are real for this architecture. */ | |
ca163703 | 738 | if (g->howto== &howto_reloc_callj) |
7ed4093a | 739 | { |
fc2f4c75 SC |
740 | raw[7] = callj_mask + pcrel_mask + len_2; |
741 | } | |
ca163703 | 742 | else if (g->howto == &howto_reloc_pcrel24) |
fc2f4c75 | 743 | { |
67145081 FF |
744 | raw[7] = pcrel_mask + len_2; |
745 | } | |
ca163703 | 746 | else if (g->howto == &howto_reloc_pcrel13) |
67145081 FF |
747 | { |
748 | raw[7] = pcrel_mask + len_1; | |
749 | } | |
ca163703 | 750 | else if (g->howto == &howto_reloc_abs32code) |
67145081 FF |
751 | { |
752 | raw[7] = len_2 + incode_mask; | |
fc2f4c75 | 753 | } |
0c2fae09 ILT |
754 | else if (g->howto >= howto_align_table |
755 | && g->howto <= (howto_align_table | |
756 | + sizeof (howto_align_table) / sizeof (howto_align_table[0]) | |
757 | - 1)) | |
758 | { | |
759 | /* symnum == -2; extern_mask not set, pcrel_mask set */ | |
760 | r_idx = -2; | |
761 | r_extern = 0; | |
762 | raw[7] = (pcrel_mask | |
763 | | ((g->howto - howto_align_table) << 1)); | |
764 | } | |
fc2f4c75 | 765 | else { |
294eaca4 SC |
766 | raw[7] = len_2; |
767 | } | |
0c2fae09 ILT |
768 | |
769 | if (r_idx != 0) | |
770 | /* already mucked with r_extern, r_idx */; | |
382f2a3d | 771 | else if (bfd_is_com_section (output_section) |
ae115e51 ILT |
772 | || bfd_is_abs_section (output_section) |
773 | || bfd_is_und_section (output_section)) | |
fc2f4c75 | 774 | { |
294eaca4 | 775 | |
ae115e51 | 776 | if (bfd_abs_section_ptr->symbol == sym) |
294eaca4 SC |
777 | { |
778 | /* Whoops, looked like an abs symbol, but is really an offset | |
779 | from the abs section */ | |
780 | r_idx = 0; | |
781 | r_extern = 0; | |
782 | } | |
ca163703 | 783 | else |
294eaca4 SC |
784 | { |
785 | /* Fill in symbol */ | |
786 | ||
787 | r_extern = 1; | |
788 | r_idx = stoi((*(g->sym_ptr_ptr))->flags); | |
789 | } | |
fc2f4c75 | 790 | } |
ca163703 | 791 | else |
fc2f4c75 SC |
792 | { |
793 | /* Just an ordinary section */ | |
794 | r_extern = 0; | |
ca163703 | 795 | r_idx = output_section->target_index; |
7ed4093a SC |
796 | } |
797 | ||
fc2f4c75 | 798 | if (abfd->xvec->header_byteorder_big_p) { |
294eaca4 SC |
799 | raw[4] = (unsigned char) (r_idx >> 16); |
800 | raw[5] = (unsigned char) (r_idx >> 8); | |
801 | raw[6] = (unsigned char) (r_idx ); | |
802 | } else { | |
803 | raw[6] = (unsigned char) (r_idx >> 16); | |
804 | raw[5] = (unsigned char) (r_idx>> 8); | |
805 | raw[4] = (unsigned char) (r_idx ); | |
ca163703 | 806 | } |
294eaca4 | 807 | if (r_extern) |
ca163703 | 808 | raw[7] |= extern_mask; |
7ed4093a | 809 | } |
fc2f4c75 SC |
810 | |
811 | if (bfd_write ((PTR) native, 1, natsize, abfd) != natsize) { | |
294eaca4 SC |
812 | free((PTR)native); |
813 | return false; | |
814 | } | |
7ed4093a | 815 | free ((PTR)native); |
fc2f4c75 | 816 | |
7ed4093a SC |
817 | return true; |
818 | } | |
819 | ||
820 | /* This is stupid. This function should be a boolean predicate */ | |
326e32d7 | 821 | static long |
7ed4093a SC |
822 | b_out_canonicalize_reloc (abfd, section, relptr, symbols) |
823 | bfd *abfd; | |
824 | sec_ptr section; | |
825 | arelent **relptr; | |
826 | asymbol **symbols; | |
827 | { | |
ae115e51 ILT |
828 | arelent *tblptr; |
829 | unsigned int count; | |
7ed4093a | 830 | |
ae115e51 ILT |
831 | if ((section->flags & SEC_CONSTRUCTOR) != 0) |
832 | { | |
833 | arelent_chain *chain = section->constructor_chain; | |
834 | for (count = 0; count < section->reloc_count; count++) | |
835 | { | |
836 | *relptr++ = &chain->relent; | |
837 | chain = chain->next; | |
838 | } | |
839 | } | |
840 | else | |
841 | { | |
842 | if (section->relocation == NULL | |
843 | && ! b_out_slurp_reloc_table (abfd, section, symbols)) | |
844 | return -1; | |
7ed4093a | 845 | |
ae115e51 ILT |
846 | tblptr = section->relocation; |
847 | for (count = 0; count++ < section->reloc_count;) | |
848 | *relptr++ = tblptr++; | |
849 | } | |
7ed4093a | 850 | |
ae115e51 | 851 | *relptr = NULL; |
7ed4093a SC |
852 | |
853 | return section->reloc_count; | |
854 | } | |
855 | ||
326e32d7 | 856 | static long |
7ed4093a SC |
857 | b_out_get_reloc_upper_bound (abfd, asect) |
858 | bfd *abfd; | |
859 | sec_ptr asect; | |
860 | { | |
861 | if (bfd_get_format (abfd) != bfd_object) { | |
80425e6c | 862 | bfd_set_error (bfd_error_invalid_operation); |
326e32d7 | 863 | return -1; |
7ed4093a SC |
864 | } |
865 | ||
ae115e51 ILT |
866 | if (asect->flags & SEC_CONSTRUCTOR) |
867 | return sizeof (arelent *) * (asect->reloc_count + 1); | |
868 | ||
7ed4093a SC |
869 | if (asect == obj_datasec (abfd)) |
870 | return (sizeof (arelent *) * | |
871 | ((exec_hdr(abfd)->a_drsize / sizeof (struct relocation_info)) | |
872 | +1)); | |
873 | ||
874 | if (asect == obj_textsec (abfd)) | |
875 | return (sizeof (arelent *) * | |
876 | ((exec_hdr(abfd)->a_trsize / sizeof (struct relocation_info)) | |
877 | +1)); | |
878 | ||
ca163703 KR |
879 | if (asect == obj_bsssec (abfd)) |
880 | return 0; | |
881 | ||
80425e6c | 882 | bfd_set_error (bfd_error_invalid_operation); |
326e32d7 | 883 | return -1; |
7ed4093a SC |
884 | } |
885 | \f | |
886 | static boolean | |
887 | b_out_set_section_contents (abfd, section, location, offset, count) | |
888 | bfd *abfd; | |
ae115e51 ILT |
889 | asection *section; |
890 | PTR location; | |
7ed4093a | 891 | file_ptr offset; |
ae115e51 | 892 | bfd_size_type count; |
7ed4093a | 893 | { |
fc2f4c75 | 894 | |
7ed4093a | 895 | if (abfd->output_has_begun == false) { /* set by bfd.c handler */ |
2f3508ad | 896 | if (! aout_32_make_sections (abfd)) |
7ed4093a | 897 | return false; |
7ed4093a | 898 | |
87059abb | 899 | obj_textsec (abfd)->filepos = sizeof(struct internal_exec); |
ca163703 | 900 | obj_datasec(abfd)->filepos = obj_textsec(abfd)->filepos |
0d65ac52 | 901 | + obj_textsec (abfd)->_raw_size; |
7ed4093a SC |
902 | |
903 | } | |
904 | /* regardless, once we know what we're doing, we might as well get going */ | |
4002f18a ILT |
905 | if (bfd_seek (abfd, section->filepos + offset, SEEK_SET) != 0) |
906 | return false; | |
7ed4093a SC |
907 | |
908 | if (count != 0) { | |
909 | return (bfd_write ((PTR)location, 1, count, abfd) == count) ?true:false; | |
910 | } | |
fc2f4c75 | 911 | return true; |
7ed4093a SC |
912 | } |
913 | ||
914 | static boolean | |
915 | b_out_set_arch_mach (abfd, arch, machine) | |
916 | bfd *abfd; | |
917 | enum bfd_architecture arch; | |
918 | unsigned long machine; | |
919 | { | |
9e2dad8e JG |
920 | bfd_default_set_arch_mach(abfd, arch, machine); |
921 | ||
7ed4093a SC |
922 | if (arch == bfd_arch_unknown) /* Unknown machine arch is OK */ |
923 | return true; | |
924 | if (arch == bfd_arch_i960) /* i960 default is OK */ | |
925 | switch (machine) { | |
926 | case bfd_mach_i960_core: | |
927 | case bfd_mach_i960_kb_sb: | |
928 | case bfd_mach_i960_mc: | |
929 | case bfd_mach_i960_xa: | |
930 | case bfd_mach_i960_ca: | |
931 | case bfd_mach_i960_ka_sa: | |
3a278e04 | 932 | case 0: |
7ed4093a SC |
933 | return true; |
934 | default: | |
935 | return false; | |
936 | } | |
937 | ||
938 | return false; | |
939 | } | |
940 | ||
ca163703 | 941 | static int |
25057836 JL |
942 | b_out_sizeof_headers (ignore_abfd, ignore) |
943 | bfd *ignore_abfd; | |
944 | boolean ignore; | |
7ed4093a | 945 | { |
3a278e04 | 946 | return sizeof(struct internal_exec); |
7ed4093a | 947 | } |
87059abb SC |
948 | |
949 | ||
950 | ||
67145081 | 951 | /************************************************************************/ |
ca163703 | 952 | static bfd_vma |
1cedfe03 ILT |
953 | get_value (reloc, link_info, input_section) |
954 | arelent *reloc; | |
955 | struct bfd_link_info *link_info; | |
956 | asection *input_section; | |
67145081 FF |
957 | { |
958 | bfd_vma value; | |
959 | asymbol *symbol = *(reloc->sym_ptr_ptr); | |
5f9ca960 | 960 | |
67145081 FF |
961 | /* A symbol holds a pointer to a section, and an offset from the |
962 | base of the section. To relocate, we find where the section will | |
963 | live in the output and add that in */ | |
964 | ||
ae115e51 | 965 | if (bfd_is_und_section (symbol->section)) |
1cedfe03 ILT |
966 | { |
967 | struct bfd_link_hash_entry *h; | |
968 | ||
969 | /* The symbol is undefined in this BFD. Look it up in the | |
970 | global linker hash table. FIXME: This should be changed when | |
971 | we convert b.out to use a specific final_link function and | |
972 | change the interface to bfd_relax_section to not require the | |
973 | generic symbols. */ | |
974 | h = bfd_link_hash_lookup (link_info->hash, bfd_asymbol_name (symbol), | |
975 | false, false, true); | |
976 | if (h != (struct bfd_link_hash_entry *) NULL | |
ae115e51 ILT |
977 | && (h->type == bfd_link_hash_defined |
978 | || h->type == bfd_link_hash_defweak)) | |
ca163703 | 979 | value = h->u.def.value + output_addr (h->u.def.section); |
1cedfe03 ILT |
980 | else if (h != (struct bfd_link_hash_entry *) NULL |
981 | && h->type == bfd_link_hash_common) | |
982 | value = h->u.c.size; | |
983 | else | |
984 | { | |
985 | if (! ((*link_info->callbacks->undefined_symbol) | |
986 | (link_info, bfd_asymbol_name (symbol), | |
987 | input_section->owner, input_section, reloc->address))) | |
988 | abort (); | |
989 | value = 0; | |
990 | } | |
991 | } | |
ca163703 | 992 | else |
1cedfe03 | 993 | { |
ca163703 | 994 | value = symbol->value + output_addr (symbol->section); |
1cedfe03 | 995 | } |
5f9ca960 | 996 | |
67145081 | 997 | /* Add the value contained in the relocation */ |
8feff717 | 998 | value += reloc->addend; |
ca163703 | 999 | |
67145081 FF |
1000 | return value; |
1001 | } | |
1002 | ||
1003 | static void | |
25057836 JL |
1004 | perform_slip (abfd, slip, input_section, value) |
1005 | bfd *abfd; | |
1006 | unsigned int slip; | |
1007 | asection *input_section; | |
1008 | bfd_vma value; | |
67145081 | 1009 | { |
25057836 JL |
1010 | asymbol **s; |
1011 | ||
1012 | s = _bfd_generic_link_get_symbols (abfd); | |
1013 | BFD_ASSERT (s != (asymbol **) NULL); | |
ca163703 | 1014 | |
67145081 FF |
1015 | /* Find all symbols past this point, and make them know |
1016 | what's happened */ | |
ca163703 | 1017 | while (*s) |
67145081 FF |
1018 | { |
1019 | asymbol *p = *s; | |
ca163703 | 1020 | if (p->section == input_section) |
67145081 FF |
1021 | { |
1022 | /* This was pointing into this section, so mangle it */ | |
1023 | if (p->value > value) | |
1024 | { | |
1025 | p->value -=slip; | |
ae115e51 | 1026 | if (p->udata.p != NULL) |
25057836 JL |
1027 | { |
1028 | struct generic_link_hash_entry *h; | |
1029 | ||
ae115e51 | 1030 | h = (struct generic_link_hash_entry *) p->udata.p; |
25057836 JL |
1031 | BFD_ASSERT (h->root.type == bfd_link_hash_defined); |
1032 | h->root.u.def.value -= slip; | |
1033 | BFD_ASSERT (h->root.u.def.value == p->value); | |
1034 | } | |
67145081 FF |
1035 | } |
1036 | } | |
1037 | s++; | |
ca163703 KR |
1038 | |
1039 | } | |
67145081 | 1040 | } |
ca163703 | 1041 | |
67145081 FF |
1042 | /* This routine works out if the thing we want to get to can be |
1043 | reached with a 24bit offset instead of a 32 bit one. | |
1044 | If it can, then it changes the amode */ | |
1045 | ||
ca163703 | 1046 | static int |
25057836 JL |
1047 | abs32code (abfd, input_section, r, shrink, link_info) |
1048 | bfd *abfd; | |
1cedfe03 | 1049 | asection *input_section; |
1cedfe03 ILT |
1050 | arelent *r; |
1051 | unsigned int shrink; | |
1052 | struct bfd_link_info *link_info; | |
67145081 | 1053 | { |
1cedfe03 | 1054 | bfd_vma value = get_value (r, link_info, input_section); |
ca163703 | 1055 | bfd_vma dot = output_addr (input_section) + r->address; |
67145081 | 1056 | bfd_vma gap; |
ca163703 | 1057 | |
67145081 FF |
1058 | /* See if the address we're looking at within 2^23 bytes of where |
1059 | we are, if so then we can use a small branch rather than the | |
1060 | jump we were going to */ | |
1061 | ||
1062 | gap = value - (dot - shrink); | |
ca163703 | 1063 | |
67145081 FF |
1064 | |
1065 | if (-1<<23 < (long)gap && (long)gap < 1<<23 ) | |
ca163703 | 1066 | { |
67145081 FF |
1067 | /* Change the reloc type from 32bitcode possible 24, to 24bit |
1068 | possible 32 */ | |
1069 | ||
1070 | r->howto = &howto_reloc_abs32codeshrunk; | |
1071 | /* The place to relc moves back by four bytes */ | |
1072 | r->address -=4; | |
ca163703 | 1073 | |
67145081 FF |
1074 | /* This will be four bytes smaller in the long run */ |
1075 | shrink += 4 ; | |
25057836 | 1076 | perform_slip (abfd, 4, input_section, r->address-shrink + 4); |
ca163703 KR |
1077 | } |
1078 | return shrink; | |
67145081 FF |
1079 | } |
1080 | ||
ca163703 | 1081 | static int |
25057836 JL |
1082 | aligncode (abfd, input_section, r, shrink) |
1083 | bfd *abfd; | |
1084 | asection *input_section; | |
1085 | arelent *r; | |
1086 | unsigned int shrink; | |
3be56062 | 1087 | { |
ca163703 | 1088 | bfd_vma dot = output_addr (input_section) + r->address; |
3be56062 | 1089 | bfd_vma gap; |
3be56062 SC |
1090 | bfd_vma old_end; |
1091 | bfd_vma new_end; | |
5f9ca960 JG |
1092 | int shrink_delta; |
1093 | int size = r->howto->size; | |
1094 | ||
3be56062 SC |
1095 | /* Reduce the size of the alignment so that it's still aligned but |
1096 | smaller - the current size is already the same size as or bigger | |
1097 | than the alignment required. */ | |
1098 | ||
3be56062 SC |
1099 | /* calculate the first byte following the padding before we optimize */ |
1100 | old_end = ((dot + size ) & ~size) + size+1; | |
1101 | /* work out where the new end will be - remember that we're smaller | |
1102 | than we used to be */ | |
1103 | new_end = ((dot - shrink + size) & ~size); | |
1104 | ||
1105 | /* This is the new end */ | |
1106 | gap = old_end - ((dot + size) & ~size); | |
1107 | ||
1108 | shrink_delta = (old_end - new_end) - shrink; | |
1109 | ||
1110 | if (shrink_delta) | |
ca163703 | 1111 | { |
3be56062 SC |
1112 | /* Change the reloc so that it knows how far to align to */ |
1113 | r->howto = howto_done_align_table + (r->howto - howto_align_table); | |
1114 | ||
1115 | /* Encode the stuff into the addend - for future use we need to | |
1116 | know how big the reloc used to be */ | |
ca163703 | 1117 | r->addend = old_end - dot + r->address; |
3be56062 SC |
1118 | |
1119 | /* This will be N bytes smaller in the long run, adjust all the symbols */ | |
25057836 | 1120 | perform_slip (abfd, shrink_delta, input_section, r->address - shrink); |
3be56062 | 1121 | shrink += shrink_delta; |
ca163703 KR |
1122 | } |
1123 | return shrink; | |
3be56062 SC |
1124 | } |
1125 | ||
ca163703 | 1126 | static boolean |
6812b607 | 1127 | b_out_bfd_relax_section (abfd, i, link_info, again) |
1cedfe03 ILT |
1128 | bfd *abfd; |
1129 | asection *i; | |
1130 | struct bfd_link_info *link_info; | |
25057836 | 1131 | boolean *again; |
67145081 | 1132 | { |
67145081 FF |
1133 | /* Get enough memory to hold the stuff */ |
1134 | bfd *input_bfd = i->owner; | |
1135 | asection *input_section = i; | |
1136 | int shrink = 0 ; | |
80425e6c | 1137 | arelent **reloc_vector = NULL; |
326e32d7 ILT |
1138 | long reloc_size = bfd_get_reloc_upper_bound(input_bfd, |
1139 | input_section); | |
1140 | ||
1141 | if (reloc_size < 0) | |
1142 | return false; | |
67145081 | 1143 | |
25057836 JL |
1144 | /* We only run this relaxation once. It might work to run it |
1145 | multiple times, but it hasn't been tested. */ | |
1146 | *again = false; | |
1147 | ||
ca163703 | 1148 | if (reloc_size) |
67145081 | 1149 | { |
326e32d7 ILT |
1150 | long reloc_count; |
1151 | ||
58142f10 | 1152 | reloc_vector = (arelent **) bfd_malloc (reloc_size); |
25057836 | 1153 | if (reloc_vector == NULL && reloc_size != 0) |
58142f10 | 1154 | goto error_return; |
ca163703 KR |
1155 | |
1156 | /* Get the relocs and think about them */ | |
326e32d7 ILT |
1157 | reloc_count = |
1158 | bfd_canonicalize_reloc (input_bfd, input_section, reloc_vector, | |
1159 | _bfd_generic_link_get_symbols (input_bfd)); | |
1160 | if (reloc_count < 0) | |
1161 | goto error_return; | |
1162 | if (reloc_count > 0) | |
ca163703 KR |
1163 | { |
1164 | arelent **parent; | |
1165 | for (parent = reloc_vector; *parent; parent++) | |
1166 | { | |
1167 | arelent *r = *parent; | |
1168 | switch (r->howto->type) | |
1169 | { | |
1170 | case ALIGNER: | |
1171 | /* An alignment reloc */ | |
25057836 | 1172 | shrink = aligncode (abfd, input_section, r, shrink); |
ca163703 KR |
1173 | break; |
1174 | case ABS32CODE: | |
1175 | /* A 32bit reloc in an addressing mode */ | |
25057836 JL |
1176 | shrink = abs32code (input_bfd, input_section, r, shrink, |
1177 | link_info); | |
ca163703 KR |
1178 | break; |
1179 | case ABS32CODE_SHRUNK: | |
1180 | shrink+=4; | |
1181 | break; | |
1182 | } | |
1183 | } | |
1184 | } | |
67145081 | 1185 | } |
ca163703 | 1186 | input_section->_cooked_size = input_section->_raw_size - shrink; |
67145081 | 1187 | |
80425e6c JK |
1188 | if (reloc_vector != NULL) |
1189 | free (reloc_vector); | |
25057836 | 1190 | return true; |
80425e6c JK |
1191 | error_return: |
1192 | if (reloc_vector != NULL) | |
1193 | free (reloc_vector); | |
1194 | return false; | |
67145081 FF |
1195 | } |
1196 | ||
1197 | static bfd_byte * | |
6812b607 ILT |
1198 | b_out_bfd_get_relocated_section_contents (in_abfd, link_info, link_order, |
1199 | data, relocateable, symbols) | |
1cedfe03 ILT |
1200 | bfd *in_abfd; |
1201 | struct bfd_link_info *link_info; | |
1202 | struct bfd_link_order *link_order; | |
1203 | bfd_byte *data; | |
1204 | boolean relocateable; | |
1205 | asymbol **symbols; | |
67145081 FF |
1206 | { |
1207 | /* Get enough memory to hold the stuff */ | |
1cedfe03 ILT |
1208 | bfd *input_bfd = link_order->u.indirect.section->owner; |
1209 | asection *input_section = link_order->u.indirect.section; | |
326e32d7 ILT |
1210 | long reloc_size = bfd_get_reloc_upper_bound(input_bfd, |
1211 | input_section); | |
80425e6c | 1212 | arelent **reloc_vector = NULL; |
326e32d7 ILT |
1213 | long reloc_count; |
1214 | ||
1215 | if (reloc_size < 0) | |
1216 | goto error_return; | |
ca163703 | 1217 | |
0c2fae09 ILT |
1218 | /* If producing relocateable output, don't bother to relax. */ |
1219 | if (relocateable) | |
1cedfe03 ILT |
1220 | return bfd_generic_get_relocated_section_contents (in_abfd, link_info, |
1221 | link_order, | |
1222 | data, relocateable, | |
1223 | symbols); | |
0c2fae09 | 1224 | |
58142f10 | 1225 | reloc_vector = (arelent **) bfd_malloc (reloc_size); |
25057836 | 1226 | if (reloc_vector == NULL && reloc_size != 0) |
58142f10 | 1227 | goto error_return; |
80425e6c | 1228 | |
ca163703 KR |
1229 | input_section->reloc_done = 1; |
1230 | ||
67145081 | 1231 | /* read in the section */ |
ca163703 KR |
1232 | BFD_ASSERT (true == bfd_get_section_contents(input_bfd, |
1233 | input_section, | |
1234 | data, | |
1235 | 0, | |
1236 | input_section->_raw_size)); | |
1237 | ||
326e32d7 ILT |
1238 | reloc_count = bfd_canonicalize_reloc (input_bfd, |
1239 | input_section, | |
1240 | reloc_vector, | |
1241 | symbols); | |
1242 | if (reloc_count < 0) | |
1243 | goto error_return; | |
1244 | if (reloc_count > 0) | |
67145081 | 1245 | { |
ca163703 KR |
1246 | arelent **parent = reloc_vector; |
1247 | arelent *reloc ; | |
1248 | ||
1249 | unsigned int dst_address = 0; | |
1250 | unsigned int src_address = 0; | |
1251 | unsigned int run; | |
1252 | unsigned int idx; | |
1253 | ||
1254 | /* Find how long a run we can do */ | |
1255 | while (dst_address < link_order->size) | |
67145081 | 1256 | { |
ca163703 KR |
1257 | reloc = *parent; |
1258 | if (reloc) | |
1259 | { | |
1260 | /* Note that the relaxing didn't tie up the addresses in the | |
1261 | relocation, so we use the original address to work out the | |
1262 | run of non-relocated data */ | |
1263 | BFD_ASSERT (reloc->address >= src_address); | |
1264 | run = reloc->address - src_address; | |
1265 | parent++; | |
1266 | } | |
1267 | else | |
1268 | { | |
1269 | run = link_order->size - dst_address; | |
1270 | } | |
1271 | /* Copy the bytes */ | |
1272 | for (idx = 0; idx < run; idx++) | |
1273 | { | |
1274 | data[dst_address++] = data[src_address++]; | |
1275 | } | |
1276 | ||
1277 | /* Now do the relocation */ | |
1278 | ||
1279 | if (reloc) | |
1280 | { | |
1281 | switch (reloc->howto->type) | |
1282 | { | |
1283 | case ABS32CODE: | |
1284 | calljx_callback (in_abfd, link_info, reloc, | |
1285 | src_address + data, dst_address + data, | |
1286 | input_section); | |
1287 | src_address+=4; | |
1288 | dst_address+=4; | |
1289 | break; | |
1290 | case ABS32: | |
1291 | bfd_put_32(in_abfd, | |
1292 | (bfd_get_32 (in_abfd, data+src_address) | |
1293 | + get_value (reloc, link_info, input_section)), | |
1294 | data+dst_address); | |
1295 | src_address+=4; | |
1296 | dst_address+=4; | |
1297 | break; | |
1298 | case CALLJ: | |
1299 | callj_callback (in_abfd, link_info, reloc, data, src_address, | |
ae115e51 | 1300 | dst_address, input_section, false); |
ca163703 KR |
1301 | src_address+=4; |
1302 | dst_address+=4; | |
1303 | break; | |
1304 | case ALIGNDONE: | |
1305 | BFD_ASSERT (reloc->addend >= src_address); | |
1306 | BFD_ASSERT (reloc->addend <= input_section->_raw_size); | |
1307 | src_address = reloc->addend; | |
1308 | dst_address = ((dst_address + reloc->howto->size) | |
1309 | & ~reloc->howto->size); | |
1310 | break; | |
1311 | case ABS32CODE_SHRUNK: | |
1312 | /* This used to be a callx, but we've found out that a | |
1313 | callj will reach, so do the right thing. */ | |
1314 | callj_callback (in_abfd, link_info, reloc, data, | |
ae115e51 ILT |
1315 | src_address + 4, dst_address, input_section, |
1316 | true); | |
ca163703 KR |
1317 | dst_address+=4; |
1318 | src_address+=8; | |
1319 | break; | |
1320 | case PCREL24: | |
1321 | { | |
1322 | long int word = bfd_get_32(in_abfd, data+src_address); | |
1323 | bfd_vma value; | |
1324 | ||
1325 | value = get_value (reloc, link_info, input_section); | |
1326 | word = ((word & ~BAL_MASK) | |
1327 | | (((word & BAL_MASK) | |
1328 | + value | |
1329 | - output_addr (input_section) | |
1330 | + reloc->addend) | |
1331 | & BAL_MASK)); | |
1332 | ||
1333 | bfd_put_32(in_abfd,word, data+dst_address); | |
1334 | dst_address+=4; | |
1335 | src_address+=4; | |
1336 | ||
1337 | } | |
1338 | break; | |
1339 | ||
1340 | case PCREL13: | |
1341 | { | |
1342 | long int word = bfd_get_32(in_abfd, data+src_address); | |
1343 | bfd_vma value; | |
1344 | ||
1345 | value = get_value (reloc, link_info, input_section); | |
1346 | word = ((word & ~PCREL13_MASK) | |
1347 | | (((word & PCREL13_MASK) | |
1348 | + value | |
1349 | + reloc->addend | |
1350 | - output_addr (input_section)) | |
1351 | & PCREL13_MASK)); | |
1352 | ||
1353 | bfd_put_32(in_abfd,word, data+dst_address); | |
1354 | dst_address+=4; | |
1355 | src_address+=4; | |
1356 | ||
1357 | } | |
1358 | break; | |
1359 | ||
1360 | default: | |
1361 | abort(); | |
1362 | } | |
1363 | } | |
67145081 | 1364 | } |
67145081 | 1365 | } |
80425e6c JK |
1366 | if (reloc_vector != NULL) |
1367 | free (reloc_vector); | |
67145081 | 1368 | return data; |
80425e6c JK |
1369 | error_return: |
1370 | if (reloc_vector != NULL) | |
1371 | free (reloc_vector); | |
1372 | return NULL; | |
67145081 FF |
1373 | } |
1374 | /***********************************************************************/ | |
87059abb | 1375 | |
7ed4093a SC |
1376 | /* Build the transfer vectors for Big and Little-Endian B.OUT files. */ |
1377 | ||
6812b607 | 1378 | #define aout_32_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
5c8444f8 | 1379 | #define aout_32_close_and_cleanup aout_32_bfd_free_cached_info |
67145081 | 1380 | |
6812b607 ILT |
1381 | #define b_out_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
1382 | #define b_out_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
1383 | #define b_out_bfd_final_link _bfd_generic_final_link | |
ae115e51 ILT |
1384 | #define b_out_bfd_link_split_section _bfd_generic_link_split_section |
1385 | ||
a9713b91 ILT |
1386 | #define aout_32_get_section_contents_in_window \ |
1387 | _bfd_generic_get_section_contents_in_window | |
6812b607 | 1388 | |
2f3508ad | 1389 | const bfd_target b_out_vec_big_host = |
7ed4093a SC |
1390 | { |
1391 | "b.out.big", /* name */ | |
9e2dad8e | 1392 | bfd_target_aout_flavour, |
7ed4093a SC |
1393 | false, /* data byte order is little */ |
1394 | true, /* hdr byte order is big */ | |
1395 | (HAS_RELOC | EXEC_P | /* object flags */ | |
1396 | HAS_LINENO | HAS_DEBUG | | |
1cedfe03 | 1397 | HAS_SYMS | HAS_LOCALS | WP_TEXT | BFD_IS_RELAXABLE ), |
7ed4093a | 1398 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ |
294eaca4 | 1399 | '_', /* symbol leading char */ |
7ed4093a SC |
1400 | ' ', /* ar_pad_char */ |
1401 | 16, /* ar_max_namelen */ | |
7ed4093a | 1402 | |
1cedfe03 ILT |
1403 | bfd_getl64, bfd_getl_signed_64, bfd_putl64, |
1404 | bfd_getl32, bfd_getl_signed_32, bfd_putl32, | |
1405 | bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */ | |
1406 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
1407 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
1408 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ | |
294eaca4 SC |
1409 | {_bfd_dummy_target, b_out_object_p, /* bfd_check_format */ |
1410 | bfd_generic_archive_p, _bfd_dummy_target}, | |
1411 | {bfd_false, b_out_mkobject, /* bfd_set_format */ | |
1412 | _bfd_generic_mkarchive, bfd_false}, | |
1413 | {bfd_false, b_out_write_object_contents, /* bfd_write_contents */ | |
1414 | _bfd_write_archive_contents, bfd_false}, | |
7ed4093a | 1415 | |
6812b607 ILT |
1416 | BFD_JUMP_TABLE_GENERIC (aout_32), |
1417 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1418 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1419 | BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd), | |
1420 | BFD_JUMP_TABLE_SYMBOLS (aout_32), | |
1421 | BFD_JUMP_TABLE_RELOCS (b_out), | |
1422 | BFD_JUMP_TABLE_WRITE (b_out), | |
1423 | BFD_JUMP_TABLE_LINK (b_out), | |
dfc1c006 | 1424 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), |
6812b607 | 1425 | |
8feff717 | 1426 | (PTR) 0, |
7ed4093a SC |
1427 | }; |
1428 | ||
1429 | ||
2f3508ad | 1430 | const bfd_target b_out_vec_little_host = |
7ed4093a SC |
1431 | { |
1432 | "b.out.little", /* name */ | |
9e2dad8e | 1433 | bfd_target_aout_flavour, |
7ed4093a SC |
1434 | false, /* data byte order is little */ |
1435 | false, /* header byte order is little */ | |
1436 | (HAS_RELOC | EXEC_P | /* object flags */ | |
1437 | HAS_LINENO | HAS_DEBUG | | |
1cedfe03 | 1438 | HAS_SYMS | HAS_LOCALS | WP_TEXT | BFD_IS_RELAXABLE ), |
7ed4093a | 1439 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ |
ca163703 | 1440 | '_', /* symbol leading char */ |
7ed4093a SC |
1441 | ' ', /* ar_pad_char */ |
1442 | 16, /* ar_max_namelen */ | |
ca163703 KR |
1443 | bfd_getl64, bfd_getl_signed_64, bfd_putl64, |
1444 | bfd_getl32, bfd_getl_signed_32, bfd_putl32, | |
1cedfe03 | 1445 | bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */ |
ca163703 | 1446 | bfd_getl64, bfd_getl_signed_64, bfd_putl64, |
1cedfe03 ILT |
1447 | bfd_getl32, bfd_getl_signed_32, bfd_putl32, |
1448 | bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */ | |
ca163703 KR |
1449 | |
1450 | {_bfd_dummy_target, b_out_object_p, /* bfd_check_format */ | |
1451 | bfd_generic_archive_p, _bfd_dummy_target}, | |
1452 | {bfd_false, b_out_mkobject, /* bfd_set_format */ | |
1453 | _bfd_generic_mkarchive, bfd_false}, | |
1454 | {bfd_false, b_out_write_object_contents, /* bfd_write_contents */ | |
1455 | _bfd_write_archive_contents, bfd_false}, | |
6812b607 ILT |
1456 | |
1457 | BFD_JUMP_TABLE_GENERIC (aout_32), | |
1458 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
1459 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
1460 | BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd), | |
1461 | BFD_JUMP_TABLE_SYMBOLS (aout_32), | |
1462 | BFD_JUMP_TABLE_RELOCS (b_out), | |
1463 | BFD_JUMP_TABLE_WRITE (b_out), | |
1464 | BFD_JUMP_TABLE_LINK (b_out), | |
dfc1c006 | 1465 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), |
6812b607 | 1466 | |
8feff717 | 1467 | (PTR) 0 |
7ed4093a | 1468 | }; |