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[binutils.git] / bfd / coff-i860.c
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1 /* BFD back-end for Intel i860 COFF files.
2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1999, 2000, 2001, 2002,
3 2003, 2004, 2005 Free Software Foundation, Inc.
4 Created mostly by substituting "860" for "386" in coff-i386.c
5 Harry Dolan <dolan@ssd.intel.com>, October 1995
6
7 This file is part of BFD, the Binary File Descriptor library.
8
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
13
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
22
23 #include "bfd.h"
24 #include "sysdep.h"
25 #include "libbfd.h"
26
27 #include "coff/i860.h"
28
29 #include "coff/internal.h"
30
31 #include "libcoff.h"
32
33
34 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (2)
35 /* The page size is a guess based on ELF. */
36
37 #define COFF_PAGE_SIZE 0x1000
38
39 /* For some reason when using i860 COFF the value stored in the .text
40 section for a reference to a common symbol is the value itself plus
41 any desired offset. Ian Taylor, Cygnus Support. */
42
43 /* If we are producing relocatable output, we need to do some
44 adjustments to the object file that are not done by the
45 bfd_perform_relocation function. This function is called by every
46 reloc type to make any required adjustments. */
47
48 static bfd_reloc_status_type
49 coff_i860_reloc (bfd *abfd,
50 arelent *reloc_entry,
51 asymbol *symbol,
52 void *data,
53 asection *input_section ATTRIBUTE_UNUSED,
54 bfd *output_bfd,
55 char **error_message ATTRIBUTE_UNUSED)
56 {
57 symvalue diff;
58
59 if (output_bfd == (bfd *) NULL)
60 return bfd_reloc_continue;
61
62 if (bfd_is_com_section (symbol->section))
63 {
64 /* We are relocating a common symbol. The current value in the
65 object file is ORIG + OFFSET, where ORIG is the value of the
66 common symbol as seen by the object file when it was compiled
67 (this may be zero if the symbol was undefined) and OFFSET is
68 the offset into the common symbol (normally zero, but may be
69 non-zero when referring to a field in a common structure).
70 ORIG is the negative of reloc_entry->addend, which is set by
71 the CALC_ADDEND macro below. We want to replace the value in
72 the object file with NEW + OFFSET, where NEW is the value of
73 the common symbol which we are going to put in the final
74 object file. NEW is symbol->value. */
75 diff = symbol->value + reloc_entry->addend;
76 }
77 else
78 {
79 /* For some reason bfd_perform_relocation always effectively
80 ignores the addend for a COFF target when producing
81 relocatable output. This seems to be always wrong for 860
82 COFF, so we handle the addend here instead. */
83 diff = reloc_entry->addend;
84 }
85
86 #define DOIT(x) \
87 x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + diff) & howto->dst_mask))
88
89 if (diff != 0)
90 {
91 reloc_howto_type *howto = reloc_entry->howto;
92 unsigned char *addr = (unsigned char *) data + reloc_entry->address;
93
94 switch (howto->size)
95 {
96 case 0:
97 {
98 char x = bfd_get_8 (abfd, addr);
99 DOIT (x);
100 bfd_put_8 (abfd, x, addr);
101 }
102 break;
103
104 case 1:
105 {
106 short x = bfd_get_16 (abfd, addr);
107 DOIT (x);
108 bfd_put_16 (abfd, (bfd_vma) x, addr);
109 }
110 break;
111
112 case 2:
113 {
114 long x = bfd_get_32 (abfd, addr);
115 DOIT (x);
116 bfd_put_32 (abfd, (bfd_vma) x, addr);
117 }
118 break;
119
120 default:
121 abort ();
122 }
123 }
124
125 /* Now let bfd_perform_relocation finish everything up. */
126 return bfd_reloc_continue;
127 }
128
129 /* This is just a temporary measure until we teach bfd to generate
130 these relocations. */
131
132 static bfd_reloc_status_type
133 coff_i860_reloc_nyi (bfd *abfd ATTRIBUTE_UNUSED,
134 arelent *reloc_entry,
135 asymbol *symbol ATTRIBUTE_UNUSED,
136 void *data ATTRIBUTE_UNUSED,
137 asection *input_section ATTRIBUTE_UNUSED,
138 bfd *output_bfd ATTRIBUTE_UNUSED,
139 char **error_message ATTRIBUTE_UNUSED)
140 {
141 reloc_howto_type *howto = reloc_entry->howto;
142 fprintf (stderr, _("Relocation `%s' not yet implemented\n"), howto->name);
143 return bfd_reloc_notsupported;
144 }
145
146 #ifndef PCRELOFFSET
147 #define PCRELOFFSET FALSE
148 #endif
149
150 static reloc_howto_type howto_table[] =
151 {
152 EMPTY_HOWTO (0),
153 EMPTY_HOWTO (1),
154 EMPTY_HOWTO (2),
155 EMPTY_HOWTO (3),
156 EMPTY_HOWTO (4),
157 EMPTY_HOWTO (5),
158 HOWTO (R_DIR32, /* type */
159 0, /* rightshift */
160 2, /* size (0 = byte, 1 = short, 2 = long) */
161 32, /* bitsize */
162 FALSE, /* pc_relative */
163 0, /* bitpos */
164 complain_overflow_bitfield, /* complain_on_overflow */
165 coff_i860_reloc, /* special_function */
166 "dir32", /* name */
167 TRUE, /* partial_inplace */
168 0xffffffff, /* src_mask */
169 0xffffffff, /* dst_mask */
170 TRUE), /* pcrel_offset */
171 /* {7}, */
172 HOWTO (R_IMAGEBASE, /* type */
173 0, /* rightshift */
174 2, /* size (0 = byte, 1 = short, 2 = long) */
175 32, /* bitsize */
176 FALSE, /* pc_relative */
177 0, /* bitpos */
178 complain_overflow_bitfield, /* complain_on_overflow */
179 coff_i860_reloc, /* special_function */
180 "rva32", /* name */
181 TRUE, /* partial_inplace */
182 0xffffffff, /* src_mask */
183 0xffffffff, /* dst_mask */
184 FALSE), /* pcrel_offset */
185 EMPTY_HOWTO (010),
186 EMPTY_HOWTO (011),
187 EMPTY_HOWTO (012),
188 EMPTY_HOWTO (013),
189 EMPTY_HOWTO (014),
190 EMPTY_HOWTO (015),
191 EMPTY_HOWTO (016),
192 HOWTO (R_RELBYTE, /* type */
193 0, /* rightshift */
194 0, /* size (0 = byte, 1 = short, 2 = long) */
195 8, /* bitsize */
196 FALSE, /* pc_relative */
197 0, /* bitpos */
198 complain_overflow_bitfield, /* complain_on_overflow */
199 coff_i860_reloc, /* special_function */
200 "8", /* name */
201 TRUE, /* partial_inplace */
202 0x000000ff, /* src_mask */
203 0x000000ff, /* dst_mask */
204 PCRELOFFSET), /* pcrel_offset */
205 HOWTO (R_RELWORD, /* type */
206 0, /* rightshift */
207 1, /* size (0 = byte, 1 = short, 2 = long) */
208 16, /* bitsize */
209 FALSE, /* pc_relative */
210 0, /* bitpos */
211 complain_overflow_bitfield, /* complain_on_overflow */
212 coff_i860_reloc, /* special_function */
213 "16", /* name */
214 TRUE, /* partial_inplace */
215 0x0000ffff, /* src_mask */
216 0x0000ffff, /* dst_mask */
217 PCRELOFFSET), /* pcrel_offset */
218 HOWTO (R_RELLONG, /* type */
219 0, /* rightshift */
220 2, /* size (0 = byte, 1 = short, 2 = long) */
221 32, /* bitsize */
222 FALSE, /* pc_relative */
223 0, /* bitpos */
224 complain_overflow_bitfield, /* complain_on_overflow */
225 coff_i860_reloc, /* special_function */
226 "32", /* name */
227 TRUE, /* partial_inplace */
228 0xffffffff, /* src_mask */
229 0xffffffff, /* dst_mask */
230 PCRELOFFSET), /* pcrel_offset */
231 HOWTO (R_PCRBYTE, /* type */
232 0, /* rightshift */
233 0, /* size (0 = byte, 1 = short, 2 = long) */
234 8, /* bitsize */
235 TRUE, /* pc_relative */
236 0, /* bitpos */
237 complain_overflow_signed, /* complain_on_overflow */
238 coff_i860_reloc, /* special_function */
239 "DISP8", /* name */
240 TRUE, /* partial_inplace */
241 0x000000ff, /* src_mask */
242 0x000000ff, /* dst_mask */
243 PCRELOFFSET), /* pcrel_offset */
244 HOWTO (R_PCRWORD, /* type */
245 0, /* rightshift */
246 1, /* size (0 = byte, 1 = short, 2 = long) */
247 16, /* bitsize */
248 TRUE, /* pc_relative */
249 0, /* bitpos */
250 complain_overflow_signed, /* complain_on_overflow */
251 coff_i860_reloc, /* special_function */
252 "DISP16", /* name */
253 TRUE, /* partial_inplace */
254 0x0000ffff, /* src_mask */
255 0x0000ffff, /* dst_mask */
256 PCRELOFFSET), /* pcrel_offset */
257 HOWTO (R_PCRLONG, /* type */
258 0, /* rightshift */
259 2, /* size (0 = byte, 1 = short, 2 = long) */
260 32, /* bitsize */
261 TRUE, /* pc_relative */
262 0, /* bitpos */
263 complain_overflow_signed, /* complain_on_overflow */
264 coff_i860_reloc, /* special_function */
265 "DISP32", /* name */
266 TRUE, /* partial_inplace */
267 0xffffffff, /* src_mask */
268 0xffffffff, /* dst_mask */
269 PCRELOFFSET), /* pcrel_offset */
270 EMPTY_HOWTO (0x15),
271 EMPTY_HOWTO (0x16),
272 EMPTY_HOWTO (0x17),
273 EMPTY_HOWTO (0x18),
274 EMPTY_HOWTO (0x19),
275 EMPTY_HOWTO (0x1a),
276 EMPTY_HOWTO (0x1b),
277 HOWTO (COFF860_R_PAIR, /* type */
278 0, /* rightshift */
279 2, /* size (0 = byte, 1 = short, 2 = long) */
280 16, /* bitsize */
281 FALSE, /* pc_relative */
282 0, /* bitpos */
283 complain_overflow_dont, /* complain_on_overflow */
284 coff_i860_reloc_nyi, /* special_function */
285 "PAIR", /* name */
286 FALSE, /* partial_inplace */
287 0xffff, /* src_mask */
288 0xffff, /* dst_mask */
289 FALSE), /* pcrel_offset */
290 EMPTY_HOWTO (0x1d),
291 HOWTO (COFF860_R_HIGH, /* type */
292 16, /* rightshift */
293 2, /* size (0 = byte, 1 = short, 2 = long) */
294 16, /* bitsize */
295 FALSE, /* pc_relative */
296 0, /* bitpos */
297 complain_overflow_dont, /* complain_on_overflow */
298 coff_i860_reloc, /* special_function */
299 "HIGH", /* name */
300 FALSE, /* partial_inplace */
301 0xffff, /* src_mask */
302 0xffff, /* dst_mask */
303 FALSE), /* pcrel_offset */
304 HOWTO (COFF860_R_LOW0, /* type */
305 0, /* rightshift */
306 2, /* size (0 = byte, 1 = short, 2 = long) */
307 16, /* bitsize */
308 FALSE, /* pc_relative */
309 0, /* bitpos */
310 complain_overflow_dont, /* complain_on_overflow */
311 coff_i860_reloc, /* special_function */
312 "LOW0", /* name */
313 FALSE, /* partial_inplace */
314 0xffff, /* src_mask */
315 0xffff, /* dst_mask */
316 FALSE), /* pcrel_offset */
317 HOWTO (COFF860_R_LOW1, /* type */
318 0, /* rightshift */
319 2, /* size (0 = byte, 1 = short, 2 = long) */
320 16, /* bitsize */
321 FALSE, /* pc_relative */
322 0, /* bitpos */
323 complain_overflow_dont, /* complain_on_overflow */
324 coff_i860_reloc, /* special_function */
325 "LOW1", /* name */
326 FALSE, /* partial_inplace */
327 0xfffe, /* src_mask */
328 0xfffe, /* dst_mask */
329 FALSE), /* pcrel_offset */
330 HOWTO (COFF860_R_LOW2, /* type */
331 0, /* rightshift */
332 2, /* size (0 = byte, 1 = short, 2 = long) */
333 16, /* bitsize */
334 FALSE, /* pc_relative */
335 0, /* bitpos */
336 complain_overflow_dont, /* complain_on_overflow */
337 coff_i860_reloc, /* special_function */
338 "LOW2", /* name */
339 FALSE, /* partial_inplace */
340 0xfffc, /* src_mask */
341 0xfffc, /* dst_mask */
342 FALSE), /* pcrel_offset */
343 HOWTO (COFF860_R_LOW3, /* type */
344 0, /* rightshift */
345 2, /* size (0 = byte, 1 = short, 2 = long) */
346 16, /* bitsize */
347 FALSE, /* pc_relative */
348 0, /* bitpos */
349 complain_overflow_dont, /* complain_on_overflow */
350 coff_i860_reloc, /* special_function */
351 "LOW3", /* name */
352 FALSE, /* partial_inplace */
353 0xfff8, /* src_mask */
354 0xfff8, /* dst_mask */
355 FALSE), /* pcrel_offset */
356 HOWTO (COFF860_R_LOW4, /* type */
357 0, /* rightshift */
358 2, /* size (0 = byte, 1 = short, 2 = long) */
359 16, /* bitsize */
360 FALSE, /* pc_relative */
361 0, /* bitpos */
362 complain_overflow_dont, /* complain_on_overflow */
363 coff_i860_reloc, /* special_function */
364 "LOW4", /* name */
365 FALSE, /* partial_inplace */
366 0xfff0, /* src_mask */
367 0xfff0, /* dst_mask */
368 FALSE), /* pcrel_offset */
369 HOWTO (COFF860_R_SPLIT0, /* type */
370 0, /* rightshift */
371 2, /* size (0 = byte, 1 = short, 2 = long) */
372 16, /* bitsize */
373 FALSE, /* pc_relative */
374 0, /* bitpos */
375 complain_overflow_dont, /* complain_on_overflow */
376 coff_i860_reloc_nyi, /* special_function */
377 "SPLIT0", /* name */
378 FALSE, /* partial_inplace */
379 0x1f07ff, /* src_mask */
380 0x1f07ff, /* dst_mask */
381 FALSE), /* pcrel_offset */
382 HOWTO (COFF860_R_SPLIT1, /* type */
383 0, /* rightshift */
384 2, /* size (0 = byte, 1 = short, 2 = long) */
385 16, /* bitsize */
386 FALSE, /* pc_relative */
387 0, /* bitpos */
388 complain_overflow_dont, /* complain_on_overflow */
389 coff_i860_reloc_nyi, /* special_function */
390 "SPLIT1", /* name */
391 FALSE, /* partial_inplace */
392 0x1f07fe, /* src_mask */
393 0x1f07fe, /* dst_mask */
394 FALSE), /* pcrel_offset */
395 HOWTO (COFF860_R_SPLIT2, /* type */
396 0, /* rightshift */
397 2, /* size (0 = byte, 1 = short, 2 = long) */
398 16, /* bitsize */
399 FALSE, /* pc_relative */
400 0, /* bitpos */
401 complain_overflow_dont, /* complain_on_overflow */
402 coff_i860_reloc_nyi, /* special_function */
403 "SPLIT2", /* name */
404 FALSE, /* partial_inplace */
405 0x1f07fc, /* src_mask */
406 0x1f07fc, /* dst_mask */
407 FALSE), /* pcrel_offset */
408 HOWTO (COFF860_R_HIGHADJ, /* type */
409 0, /* rightshift */
410 2, /* size (0 = byte, 1 = short, 2 = long) */
411 16, /* bitsize */
412 FALSE, /* pc_relative */
413 0, /* bitpos */
414 complain_overflow_dont, /* complain_on_overflow */
415 coff_i860_reloc_nyi, /* special_function */
416 "HIGHADJ", /* name */
417 FALSE, /* partial_inplace */
418 0xffff, /* src_mask */
419 0xffff, /* dst_mask */
420 FALSE), /* pcrel_offset */
421 HOWTO (COFF860_R_BRADDR, /* type */
422 2, /* rightshift */
423 2, /* size (0 = byte, 1 = short, 2 = long) */
424 26, /* bitsize */
425 TRUE, /* pc_relative */
426 0, /* bitpos */
427 complain_overflow_bitfield, /* complain_on_overflow */
428 coff_i860_reloc_nyi, /* special_function */
429 "BRADDR", /* name */
430 FALSE, /* partial_inplace */
431 0x3ffffff, /* src_mask */
432 0x3ffffff, /* dst_mask */
433 TRUE) /* pcrel_offset */
434 };
435
436 /* Turn a howto into a reloc number. */
437
438 #define SELECT_RELOC(x,howto) { x.r_type = howto->type; }
439 #define BADMAG(x) I860BADMAG(x)
440 #define I860 1 /* Customize coffcode.h */
441
442 #define RTYPE2HOWTO(cache_ptr, dst) \
443 ((cache_ptr)->howto = \
444 ((dst)->r_type < sizeof (howto_table) / sizeof (howto_table[0]) \
445 ? howto_table + (dst)->r_type \
446 : NULL))
447
448 /* For 860 COFF a STYP_NOLOAD | STYP_BSS section is part of a shared
449 library. On some other COFF targets STYP_BSS is normally
450 STYP_NOLOAD. */
451 #define BSS_NOLOAD_IS_SHARED_LIBRARY
452
453 /* Compute the addend of a reloc. If the reloc is to a common symbol,
454 the object file contains the value of the common symbol. By the
455 time this is called, the linker may be using a different symbol
456 from a different object file with a different value. Therefore, we
457 hack wildly to locate the original symbol from this file so that we
458 can make the correct adjustment. This macro sets coffsym to the
459 symbol from the original file, and uses it to set the addend value
460 correctly. If this is not a common symbol, the usual addend
461 calculation is done, except that an additional tweak is needed for
462 PC relative relocs.
463 FIXME: This macro refers to symbols and asect; these are from the
464 calling function, not the macro arguments. */
465
466 #define CALC_ADDEND(abfd, ptr, reloc, cache_ptr)
467
468 /* We use the special COFF backend linker. */
469 #define coff_relocate_section _bfd_coff_generic_relocate_section
470
471 static reloc_howto_type *
472 coff_i860_rtype_to_howto (bfd *abfd ATTRIBUTE_UNUSED,
473 asection *sec,
474 struct internal_reloc *rel,
475 struct coff_link_hash_entry *h,
476 struct internal_syment *sym,
477 bfd_vma *addendp)
478 {
479
480 reloc_howto_type *howto;
481
482 if (rel->r_type > sizeof (howto_table) / sizeof (howto_table[0]))
483 {
484 bfd_set_error (bfd_error_bad_value);
485 return NULL;
486 }
487
488 howto = howto_table + rel->r_type;
489
490 if (howto->pc_relative)
491 *addendp += sec->vma;
492
493 if (sym != NULL && sym->n_scnum == 0 && sym->n_value != 0)
494 {
495 /* This is a common symbol. The section contents include the
496 size (sym->n_value) as an addend. The relocate_section
497 function will be adding in the final value of the symbol. We
498 need to subtract out the current size in order to get the
499 correct result. */
500
501 BFD_ASSERT (h != NULL);
502
503 /* I think we *do* want to bypass this. If we don't, I have seen some data
504 parameters get the wrong relocation address. If I link two versions
505 with and without this section bypassed and then do a binary comparison,
506 the addresses which are different can be looked up in the map. The
507 case in which this section has been bypassed has addresses which correspond
508 to values I can find in the map. */
509 *addendp -= sym->n_value;
510 }
511
512 /* If the output symbol is common (in which case this must be a
513 relocatable link), we need to add in the final size of the
514 common symbol. */
515 if (h != NULL && h->root.type == bfd_link_hash_common)
516 *addendp += h->root.u.c.size;
517
518 return howto;
519 }
520
521 static reloc_howto_type *
522 coff_i860_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
523 bfd_reloc_code_real_type code)
524 {
525 switch (code)
526 {
527 case BFD_RELOC_32:
528 return howto_table + R_DIR32;
529 case BFD_RELOC_860_PC26:
530 return howto_table + COFF860_R_BRADDR;
531 case BFD_RELOC_860_PC16:
532 /* ??? How to handle PC16 for COFF? SPLIT0 is close for now. */
533 return howto_table + COFF860_R_SPLIT0;
534 case BFD_RELOC_860_LOW0:
535 return howto_table + COFF860_R_LOW0;
536 case BFD_RELOC_860_SPLIT0:
537 return howto_table + COFF860_R_SPLIT0;
538 case BFD_RELOC_860_LOW1:
539 return howto_table + COFF860_R_LOW1;
540 case BFD_RELOC_860_SPLIT1:
541 return howto_table + COFF860_R_SPLIT1;
542 case BFD_RELOC_860_LOW2:
543 return howto_table + COFF860_R_LOW2;
544 case BFD_RELOC_860_SPLIT2:
545 return howto_table + COFF860_R_SPLIT2;
546 case BFD_RELOC_860_LOW3:
547 return howto_table + COFF860_R_LOW3;
548 case BFD_RELOC_860_HIGHADJ:
549 return howto_table + COFF860_R_HIGHADJ;
550 case BFD_RELOC_860_HIGH:
551 return howto_table + COFF860_R_HIGH;
552 default:
553 BFD_FAIL ();
554 return 0;
555 }
556 }
557
558 /* This is called from coff_slurp_reloc_table for each relocation
559 entry. This special handling is due to the `PAIR' relocation
560 which has a different meaning for the `r_symndx' field. */
561
562 static void
563 i860_reloc_processing (arelent *cache_ptr, struct internal_reloc *dst,
564 asymbol **symbols, bfd *abfd, asection *asect)
565 {
566 if (dst->r_type == COFF860_R_PAIR)
567 {
568 /* Handle the PAIR relocation specially. */
569 cache_ptr->howto = howto_table + dst->r_type;
570 cache_ptr->address = dst->r_vaddr;
571 cache_ptr->addend = dst->r_symndx;
572 cache_ptr->sym_ptr_ptr= bfd_abs_section_ptr->symbol_ptr_ptr;
573 }
574 else
575 {
576 /* For every other relocation, do exactly what coff_slurp_reloc_table
577 would do (which this code is taken directly from). */
578 asymbol *ptr = NULL;
579 cache_ptr->address = dst->r_vaddr;
580
581 if (dst->r_symndx != -1)
582 {
583 if (dst->r_symndx < 0 || dst->r_symndx >= obj_conv_table_size (abfd))
584 {
585 (*_bfd_error_handler)
586 (_("%B: warning: illegal symbol index %ld in relocs"),
587 abfd, dst->r_symndx);
588 cache_ptr->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
589 ptr = NULL;
590 }
591 else
592 {
593 cache_ptr->sym_ptr_ptr = (symbols
594 + obj_convert (abfd)[dst->r_symndx]);
595 ptr = *(cache_ptr->sym_ptr_ptr);
596 }
597 }
598 else
599 {
600 cache_ptr->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
601 ptr = NULL;
602 }
603
604 /* The symbols definitions that we have read in have been
605 relocated as if their sections started at 0. But the offsets
606 refering to the symbols in the raw data have not been
607 modified, so we have to have a negative addend to compensate.
608
609 Note that symbols which used to be common must be left alone. */
610
611 /* Calculate any reloc addend by looking at the symbol. */
612 CALC_ADDEND (abfd, ptr, (*dst), cache_ptr);
613
614 cache_ptr->address -= asect->vma;
615
616 /* Fill in the cache_ptr->howto field from dst->r_type. */
617 RTYPE2HOWTO (cache_ptr, dst);
618 }
619 }
620 \f
621 #define coff_rtype_to_howto coff_i860_rtype_to_howto
622 #define coff_bfd_reloc_type_lookup coff_i860_reloc_type_lookup
623
624 #define RELOC_PROCESSING(relent, reloc, symbols, abfd, section) \
625 i860_reloc_processing (relent, reloc, symbols, abfd, section)
626
627 #include "coffcode.h"
628
629 static const bfd_target *
630 i3coff_object_p(bfd *a)
631 {
632 return coff_object_p (a);
633 }
634
635 const bfd_target
636 #ifdef TARGET_SYM
637 TARGET_SYM =
638 #else
639 i860coff_vec =
640 #endif
641 {
642 #ifdef TARGET_NAME
643 TARGET_NAME,
644 #else
645 "coff-i860", /* name */
646 #endif
647 bfd_target_coff_flavour,
648 BFD_ENDIAN_LITTLE, /* data byte order is little */
649 BFD_ENDIAN_LITTLE, /* header byte order is little */
650
651 (HAS_RELOC | EXEC_P | /* object flags */
652 HAS_LINENO | HAS_DEBUG |
653 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
654
655 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
656 '_', /* leading underscore */
657 '/', /* ar_pad_char */
658 15, /* ar_max_namelen */
659
660 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
661 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
662 bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
663 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
664 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
665 bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
666
667 /* Note that we allow an object file to be treated as a core file as well. */
668 {_bfd_dummy_target, i3coff_object_p, /* bfd_check_format */
669 bfd_generic_archive_p, i3coff_object_p},
670 {bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
671 bfd_false},
672 {bfd_false, coff_write_object_contents, /* bfd_write_contents */
673 _bfd_write_archive_contents, bfd_false},
674
675 BFD_JUMP_TABLE_GENERIC (coff),
676 BFD_JUMP_TABLE_COPY (coff),
677 BFD_JUMP_TABLE_CORE (_bfd_nocore),
678 BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
679 BFD_JUMP_TABLE_SYMBOLS (coff),
680 BFD_JUMP_TABLE_RELOCS (coff),
681 BFD_JUMP_TABLE_WRITE (coff),
682 BFD_JUMP_TABLE_LINK (coff),
683 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
684
685 NULL,
686
687 COFF_SWAP_TABLE
688 };
git-cvsimport of binutils cvsroot