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2001-08-23 H.J. Lu <hjl@gnu.org>
[deliverable/binutils-gdb.git] / bfd / ieee.c
1 /* BFD back-end for ieee-695 objects.
2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
3 2000, 2001
4 Free Software Foundation, Inc.
5
6 Written by Steve Chamberlain of Cygnus Support.
7
8 This file is part of BFD, the Binary File Descriptor library.
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
23
24 #define KEEPMINUSPCININST 0
25
26 /* IEEE 695 format is a stream of records, which we parse using a simple one-
27 token (which is one byte in this lexicon) lookahead recursive decent
28 parser. */
29
30 #include "bfd.h"
31 #include "sysdep.h"
32 #include "libbfd.h"
33 #include "ieee.h"
34 #include "libieee.h"
35
36 #include <ctype.h>
37
38 struct output_buffer_struct
39 {
40 unsigned char *ptrp;
41 int buffer;
42 };
43
44 static boolean ieee_write_byte PARAMS ((bfd *, int));
45 static boolean ieee_write_2bytes PARAMS ((bfd *, int));
46 static boolean ieee_write_int PARAMS ((bfd *, bfd_vma));
47 static boolean ieee_write_id PARAMS ((bfd *, const char *));
48 static unsigned short read_2bytes PARAMS ((common_header_type *));
49 static void bfd_get_string PARAMS ((common_header_type *, char *, size_t));
50 static char *read_id PARAMS ((common_header_type *));
51 static boolean ieee_write_expression
52 PARAMS ((bfd *, bfd_vma, asymbol *, boolean, unsigned int));
53 static void ieee_write_int5 PARAMS ((bfd_byte *, bfd_vma));
54 static boolean ieee_write_int5_out PARAMS ((bfd *, bfd_vma));
55 static boolean parse_int PARAMS ((common_header_type *, bfd_vma *));
56 static int parse_i PARAMS ((common_header_type *, boolean *));
57 static bfd_vma must_parse_int PARAMS ((common_header_type *));
58 static void parse_expression
59 PARAMS ((ieee_data_type *, bfd_vma *, ieee_symbol_index_type *,
60 boolean *, unsigned int *, asection **));
61 static file_ptr ieee_part_after PARAMS ((ieee_data_type *, file_ptr));
62 static ieee_symbol_type *get_symbol
63 PARAMS ((bfd *, ieee_data_type *, ieee_symbol_type *, unsigned int *,
64 ieee_symbol_type ***, unsigned int *, char));
65 static boolean ieee_slurp_external_symbols PARAMS ((bfd *));
66 static boolean ieee_slurp_symbol_table PARAMS ((bfd *));
67 static long ieee_get_symtab_upper_bound PARAMS ((bfd *));
68 static long ieee_get_symtab PARAMS ((bfd *, asymbol **));
69 static asection *get_section_entry
70 PARAMS ((bfd *, ieee_data_type *i, unsigned int));
71 static void ieee_slurp_sections PARAMS ((bfd *));
72 static boolean ieee_slurp_debug PARAMS ((bfd *));
73 const bfd_target *ieee_archive_p PARAMS ((bfd *));
74 const bfd_target *ieee_object_p PARAMS ((bfd *));
75 static void ieee_get_symbol_info PARAMS ((bfd *, asymbol *, symbol_info *));
76 static void ieee_print_symbol
77 PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type));
78 static boolean do_one
79 PARAMS ((ieee_data_type *, ieee_per_section_type *, unsigned char *,
80 asection *, int));
81 static boolean ieee_slurp_section_data PARAMS ((bfd *));
82 static boolean ieee_new_section_hook PARAMS ((bfd *, asection *));
83 static long ieee_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr));
84 static boolean ieee_get_section_contents
85 PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type));
86 static long ieee_canonicalize_reloc
87 PARAMS ((bfd *, sec_ptr, arelent **, asymbol **));
88 static int comp PARAMS ((const PTR, const PTR));
89 static boolean ieee_write_section_part PARAMS ((bfd *));
90 static boolean do_with_relocs PARAMS ((bfd *, asection *));
91 static boolean do_as_repeat PARAMS ((bfd *, asection *));
92 static boolean do_without_relocs PARAMS ((bfd *, asection *));
93 static boolean ieee_mkobject PARAMS ((bfd *));
94 static void fill PARAMS ((void));
95 static void flush PARAMS ((void));
96 static void write_int PARAMS ((int));
97 static void copy_id PARAMS ((void));
98 static void copy_expression PARAMS ((void));
99 static void fill_int PARAMS ((struct output_buffer_struct *));
100 static void drop_int PARAMS ((struct output_buffer_struct *));
101 static void copy_int PARAMS ((void));
102 static void f1_record PARAMS ((void));
103 static void f0_record PARAMS ((void));
104 static void copy_till_end PARAMS ((void));
105 static void f2_record PARAMS ((void));
106 static void f8_record PARAMS ((void));
107 static void e2_record PARAMS ((void));
108 static void block PARAMS ((void));
109 static void relocate_debug PARAMS ((bfd *, bfd *));
110 static boolean ieee_write_debug_part PARAMS ((bfd *));
111 static boolean ieee_write_data_part PARAMS ((bfd *));
112 static boolean init_for_output PARAMS ((bfd *));
113 static boolean ieee_set_section_contents
114 PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type));
115 static boolean ieee_write_external_part PARAMS ((bfd *));
116 static boolean ieee_write_me_part PARAMS ((bfd *));
117 static boolean ieee_write_processor PARAMS ((bfd *));
118 static boolean ieee_write_object_contents PARAMS ((bfd *));
119 static asymbol *ieee_make_empty_symbol PARAMS ((bfd *));
120 static bfd *ieee_openr_next_archived_file PARAMS ((bfd *, bfd *));
121 static boolean ieee_find_nearest_line
122 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
123 const char **, unsigned int *));
124 static int ieee_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
125 static int ieee_sizeof_headers PARAMS ((bfd *, boolean));
126
127 /* Functions for writing to ieee files in the strange way that the
128 standard requires. */
129
130 static boolean
131 ieee_write_byte (abfd, barg)
132 bfd *abfd;
133 int barg;
134 {
135 bfd_byte byte;
136
137 byte = barg;
138 if (bfd_write ((PTR) &byte, 1, 1, abfd) != 1)
139 return false;
140 return true;
141 }
142
143 static boolean
144 ieee_write_2bytes (abfd, bytes)
145 bfd *abfd;
146 int bytes;
147 {
148 bfd_byte buffer[2];
149
150 buffer[0] = bytes >> 8;
151 buffer[1] = bytes & 0xff;
152 if (bfd_write ((PTR) buffer, 1, 2, abfd) != 2)
153 return false;
154 return true;
155 }
156
157 static boolean
158 ieee_write_int (abfd, value)
159 bfd *abfd;
160 bfd_vma value;
161 {
162 if (value <= 127)
163 {
164 if (! ieee_write_byte (abfd, (bfd_byte) value))
165 return false;
166 }
167 else
168 {
169 unsigned int length;
170
171 /* How many significant bytes ? */
172 /* FIXME FOR LONGER INTS */
173 if (value & 0xff000000)
174 length = 4;
175 else if (value & 0x00ff0000)
176 length = 3;
177 else if (value & 0x0000ff00)
178 length = 2;
179 else
180 length = 1;
181
182 if (! ieee_write_byte (abfd,
183 (bfd_byte) ((int) ieee_number_repeat_start_enum
184 + length)))
185 return false;
186 switch (length)
187 {
188 case 4:
189 if (! ieee_write_byte (abfd, (bfd_byte) (value >> 24)))
190 return false;
191 /* Fall through. */
192 case 3:
193 if (! ieee_write_byte (abfd, (bfd_byte) (value >> 16)))
194 return false;
195 /* Fall through. */
196 case 2:
197 if (! ieee_write_byte (abfd, (bfd_byte) (value >> 8)))
198 return false;
199 /* Fall through. */
200 case 1:
201 if (! ieee_write_byte (abfd, (bfd_byte) (value)))
202 return false;
203 }
204 }
205
206 return true;
207 }
208
209 static boolean
210 ieee_write_id (abfd, id)
211 bfd *abfd;
212 const char *id;
213 {
214 size_t length = strlen (id);
215
216 if (length <= 127)
217 {
218 if (! ieee_write_byte (abfd, (bfd_byte) length))
219 return false;
220 }
221 else if (length < 255)
222 {
223 if (! ieee_write_byte (abfd, ieee_extension_length_1_enum)
224 || ! ieee_write_byte (abfd, (bfd_byte) length))
225 return false;
226 }
227 else if (length < 65535)
228 {
229 if (! ieee_write_byte (abfd, ieee_extension_length_2_enum)
230 || ! ieee_write_2bytes (abfd, (int) length))
231 return false;
232 }
233 else
234 {
235 (*_bfd_error_handler)
236 (_("%s: string too long (%d chars, max 65535)"),
237 bfd_get_filename (abfd), length);
238 bfd_set_error (bfd_error_invalid_operation);
239 return false;
240 }
241
242 if (bfd_write ((PTR) id, 1, length, abfd) != length)
243 return false;
244 return true;
245 }
246 \f
247 /***************************************************************************
248 Functions for reading from ieee files in the strange way that the
249 standard requires:
250 */
251
252 #define this_byte(ieee) *((ieee)->input_p)
253 #define next_byte(ieee) ((ieee)->input_p++)
254 #define this_byte_and_next(ieee) (*((ieee)->input_p++))
255
256 static unsigned short
257 read_2bytes (ieee)
258 common_header_type *ieee;
259 {
260 unsigned char c1 = this_byte_and_next (ieee);
261 unsigned char c2 = this_byte_and_next (ieee);
262 return (c1 << 8) | c2;
263 }
264
265 static void
266 bfd_get_string (ieee, string, length)
267 common_header_type *ieee;
268 char *string;
269 size_t length;
270 {
271 size_t i;
272 for (i = 0; i < length; i++)
273 {
274 string[i] = this_byte_and_next (ieee);
275 }
276 }
277
278 static char *
279 read_id (ieee)
280 common_header_type *ieee;
281 {
282 size_t length;
283 char *string;
284 length = this_byte_and_next (ieee);
285 if (length <= 0x7f)
286 {
287 /* Simple string of length 0 to 127 */
288 }
289 else if (length == 0xde)
290 {
291 /* Length is next byte, allowing 0..255 */
292 length = this_byte_and_next (ieee);
293 }
294 else if (length == 0xdf)
295 {
296 /* Length is next two bytes, allowing 0..65535 */
297 length = this_byte_and_next (ieee);
298 length = (length * 256) + this_byte_and_next (ieee);
299 }
300 /* Buy memory and read string */
301 string = bfd_alloc (ieee->abfd, length + 1);
302 if (!string)
303 return NULL;
304 bfd_get_string (ieee, string, length);
305 string[length] = 0;
306 return string;
307 }
308
309 static boolean
310 ieee_write_expression (abfd, value, symbol, pcrel, index)
311 bfd *abfd;
312 bfd_vma value;
313 asymbol *symbol;
314 boolean pcrel;
315 unsigned int index;
316 {
317 unsigned int term_count = 0;
318
319 if (value != 0)
320 {
321 if (! ieee_write_int (abfd, value))
322 return false;
323 term_count++;
324 }
325
326 if (bfd_is_com_section (symbol->section)
327 || bfd_is_und_section (symbol->section))
328 {
329 /* Def of a common symbol */
330 if (! ieee_write_byte (abfd, ieee_variable_X_enum)
331 || ! ieee_write_int (abfd, symbol->value))
332 return false;
333 term_count++;
334 }
335 else if (! bfd_is_abs_section (symbol->section))
336 {
337 /* Ref to defined symbol - */
338
339 if (symbol->flags & BSF_GLOBAL)
340 {
341 if (! ieee_write_byte (abfd, ieee_variable_I_enum)
342 || ! ieee_write_int (abfd, symbol->value))
343 return false;
344 term_count++;
345 }
346 else if (symbol->flags & (BSF_LOCAL | BSF_SECTION_SYM))
347 {
348 /* This is a reference to a defined local symbol. We can
349 easily do a local as a section+offset. */
350 if (! ieee_write_byte (abfd, ieee_variable_R_enum)
351 || ! ieee_write_byte (abfd,
352 (bfd_byte) (symbol->section->index
353 + IEEE_SECTION_NUMBER_BASE)))
354 return false;
355 term_count++;
356 if (symbol->value != 0)
357 {
358 if (! ieee_write_int (abfd, symbol->value))
359 return false;
360 term_count++;
361 }
362 }
363 else
364 {
365 (*_bfd_error_handler)
366 (_("%s: unrecognized symbol `%s' flags 0x%x"),
367 bfd_get_filename (abfd), bfd_asymbol_name (symbol),
368 symbol->flags);
369 bfd_set_error (bfd_error_invalid_operation);
370 return false;
371 }
372 }
373
374 if (pcrel)
375 {
376 /* subtract the pc from here by asking for PC of this section*/
377 if (! ieee_write_byte (abfd, ieee_variable_P_enum)
378 || ! ieee_write_byte (abfd,
379 (bfd_byte) (index + IEEE_SECTION_NUMBER_BASE))
380 || ! ieee_write_byte (abfd, ieee_function_minus_enum))
381 return false;
382 }
383
384 /* Handle the degenerate case of a 0 address. */
385 if (term_count == 0)
386 {
387 if (! ieee_write_int (abfd, 0))
388 return false;
389 }
390
391 while (term_count > 1)
392 {
393 if (! ieee_write_byte (abfd, ieee_function_plus_enum))
394 return false;
395 term_count--;
396 }
397
398 return true;
399 }
400 \f
401 /*****************************************************************************/
402
403 /*
404 writes any integer into the buffer supplied and always takes 5 bytes
405 */
406 static void
407 ieee_write_int5 (buffer, value)
408 bfd_byte *buffer;
409 bfd_vma value;
410 {
411 buffer[0] = (bfd_byte) ieee_number_repeat_4_enum;
412 buffer[1] = (value >> 24) & 0xff;
413 buffer[2] = (value >> 16) & 0xff;
414 buffer[3] = (value >> 8) & 0xff;
415 buffer[4] = (value >> 0) & 0xff;
416 }
417
418 static boolean
419 ieee_write_int5_out (abfd, value)
420 bfd *abfd;
421 bfd_vma value;
422 {
423 bfd_byte b[5];
424
425 ieee_write_int5 (b, value);
426 if (bfd_write ((PTR) b, 1, 5, abfd) != 5)
427 return false;
428 return true;
429 }
430
431 static boolean
432 parse_int (ieee, value_ptr)
433 common_header_type *ieee;
434 bfd_vma *value_ptr;
435 {
436 int value = this_byte (ieee);
437 int result;
438 if (value >= 0 && value <= 127)
439 {
440 *value_ptr = value;
441 next_byte (ieee);
442 return true;
443 }
444 else if (value >= 0x80 && value <= 0x88)
445 {
446 unsigned int count = value & 0xf;
447 result = 0;
448 next_byte (ieee);
449 while (count)
450 {
451 result = (result << 8) | this_byte_and_next (ieee);
452 count--;
453 }
454 *value_ptr = result;
455 return true;
456 }
457 return false;
458 }
459
460 static int
461 parse_i (ieee, ok)
462 common_header_type *ieee;
463 boolean *ok;
464 {
465 bfd_vma x;
466 *ok = parse_int (ieee, &x);
467 return x;
468 }
469
470 static bfd_vma
471 must_parse_int (ieee)
472 common_header_type *ieee;
473 {
474 bfd_vma result;
475 BFD_ASSERT (parse_int (ieee, &result) == true);
476 return result;
477 }
478
479 typedef struct
480 {
481 bfd_vma value;
482 asection *section;
483 ieee_symbol_index_type symbol;
484 } ieee_value_type;
485
486
487 #if KEEPMINUSPCININST
488
489 #define SRC_MASK(arg) arg
490 #define PCREL_OFFSET false
491
492 #else
493
494 #define SRC_MASK(arg) 0
495 #define PCREL_OFFSET true
496
497 #endif
498
499 static reloc_howto_type abs32_howto =
500 HOWTO (1,
501 0,
502 2,
503 32,
504 false,
505 0,
506 complain_overflow_bitfield,
507 0,
508 "abs32",
509 true,
510 0xffffffff,
511 0xffffffff,
512 false);
513
514 static reloc_howto_type abs16_howto =
515 HOWTO (1,
516 0,
517 1,
518 16,
519 false,
520 0,
521 complain_overflow_bitfield,
522 0,
523 "abs16",
524 true,
525 0x0000ffff,
526 0x0000ffff,
527 false);
528
529 static reloc_howto_type abs8_howto =
530 HOWTO (1,
531 0,
532 0,
533 8,
534 false,
535 0,
536 complain_overflow_bitfield,
537 0,
538 "abs8",
539 true,
540 0x000000ff,
541 0x000000ff,
542 false);
543
544 static reloc_howto_type rel32_howto =
545 HOWTO (1,
546 0,
547 2,
548 32,
549 true,
550 0,
551 complain_overflow_signed,
552 0,
553 "rel32",
554 true,
555 SRC_MASK (0xffffffff),
556 0xffffffff,
557 PCREL_OFFSET);
558
559 static reloc_howto_type rel16_howto =
560 HOWTO (1,
561 0,
562 1,
563 16,
564 true,
565 0,
566 complain_overflow_signed,
567 0,
568 "rel16",
569 true,
570 SRC_MASK (0x0000ffff),
571 0x0000ffff,
572 PCREL_OFFSET);
573
574 static reloc_howto_type rel8_howto =
575 HOWTO (1,
576 0,
577 0,
578 8,
579 true,
580 0,
581 complain_overflow_signed,
582 0,
583 "rel8",
584 true,
585 SRC_MASK (0x000000ff),
586 0x000000ff,
587 PCREL_OFFSET);
588
589 static ieee_symbol_index_type NOSYMBOL = {0, 0};
590
591 static void
592 parse_expression (ieee, value, symbol, pcrel, extra, section)
593 ieee_data_type *ieee;
594 bfd_vma *value;
595 ieee_symbol_index_type *symbol;
596 boolean *pcrel;
597 unsigned int *extra;
598 asection **section;
599
600 {
601 #define POS sp[1]
602 #define TOS sp[0]
603 #define NOS sp[-1]
604 #define INC sp++;
605 #define DEC sp--;
606
607 boolean loop = true;
608 ieee_value_type stack[10];
609
610 /* The stack pointer always points to the next unused location */
611 #define PUSH(x,y,z) TOS.symbol=x;TOS.section=y;TOS.value=z;INC;
612 #define POP(x,y,z) DEC;x=TOS.symbol;y=TOS.section;z=TOS.value;
613 ieee_value_type *sp = stack;
614 asection *dummy;
615
616 while (loop && ieee->h.input_p < ieee->h.last_byte)
617 {
618 switch (this_byte (&(ieee->h)))
619 {
620 case ieee_variable_P_enum:
621 /* P variable, current program counter for section n */
622 {
623 int section_n;
624 next_byte (&(ieee->h));
625 *pcrel = true;
626 section_n = must_parse_int (&(ieee->h));
627 PUSH (NOSYMBOL, bfd_abs_section_ptr, 0);
628 break;
629 }
630 case ieee_variable_L_enum:
631 /* L variable address of section N */
632 next_byte (&(ieee->h));
633 PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0);
634 break;
635 case ieee_variable_R_enum:
636 /* R variable, logical address of section module */
637 /* FIXME, this should be different to L */
638 next_byte (&(ieee->h));
639 PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0);
640 break;
641 case ieee_variable_S_enum:
642 /* S variable, size in MAUS of section module */
643 next_byte (&(ieee->h));
644 PUSH (NOSYMBOL,
645 0,
646 ieee->section_table[must_parse_int (&(ieee->h))]->_raw_size);
647 break;
648 case ieee_variable_I_enum:
649 /* Push the address of variable n */
650 {
651 ieee_symbol_index_type sy;
652 next_byte (&(ieee->h));
653 sy.index = (int) must_parse_int (&(ieee->h));
654 sy.letter = 'I';
655
656 PUSH (sy, bfd_abs_section_ptr, 0);
657 }
658 break;
659 case ieee_variable_X_enum:
660 /* Push the address of external variable n */
661 {
662 ieee_symbol_index_type sy;
663 next_byte (&(ieee->h));
664 sy.index = (int) (must_parse_int (&(ieee->h)));
665 sy.letter = 'X';
666
667 PUSH (sy, bfd_und_section_ptr, 0);
668 }
669 break;
670 case ieee_function_minus_enum:
671 {
672 bfd_vma value1, value2;
673 asection *section1, *section_dummy;
674 ieee_symbol_index_type sy;
675 next_byte (&(ieee->h));
676
677 POP (sy, section1, value1);
678 POP (sy, section_dummy, value2);
679 PUSH (sy, section1 ? section1 : section_dummy, value2 - value1);
680 }
681 break;
682 case ieee_function_plus_enum:
683 {
684 bfd_vma value1, value2;
685 asection *section1;
686 asection *section2;
687 ieee_symbol_index_type sy1;
688 ieee_symbol_index_type sy2;
689 next_byte (&(ieee->h));
690
691 POP (sy1, section1, value1);
692 POP (sy2, section2, value2);
693 PUSH (sy1.letter ? sy1 : sy2,
694 bfd_is_abs_section (section1) ? section2 : section1,
695 value1 + value2);
696 }
697 break;
698 default:
699 {
700 bfd_vma va;
701 BFD_ASSERT (this_byte (&(ieee->h)) < (int) ieee_variable_A_enum
702 || this_byte (&(ieee->h)) > (int) ieee_variable_Z_enum);
703 if (parse_int (&(ieee->h), &va))
704 {
705 PUSH (NOSYMBOL, bfd_abs_section_ptr, va);
706 }
707 else
708 {
709 /* Thats all that we can understand. */
710 loop = false;
711 }
712 }
713 }
714 }
715
716 /* As far as I can see there is a bug in the Microtec IEEE output
717 which I'm using to scan, whereby the comma operator is omitted
718 sometimes in an expression, giving expressions with too many
719 terms. We can tell if that's the case by ensuring that
720 sp == stack here. If not, then we've pushed something too far,
721 so we keep adding. */
722
723 while (sp != stack + 1)
724 {
725 asection *section1;
726 ieee_symbol_index_type sy1;
727 POP (sy1, section1, *extra);
728 }
729
730 POP (*symbol, dummy, *value);
731 if (section)
732 *section = dummy;
733 }
734
735
736 #define ieee_seek(ieee, offset) \
737 do \
738 { \
739 ieee->h.input_p = ieee->h.first_byte + offset; \
740 ieee->h.last_byte = (ieee->h.first_byte \
741 + ieee_part_after (ieee, offset)); \
742 } \
743 while (0)
744
745 #define ieee_pos(ieee) \
746 (ieee->h.input_p - ieee->h.first_byte)
747
748 /* Find the first part of the ieee file after HERE. */
749
750 static file_ptr
751 ieee_part_after (ieee, here)
752 ieee_data_type *ieee;
753 file_ptr here;
754 {
755 int part;
756 file_ptr after = ieee->w.r.me_record;
757
758 /* File parts can come in any order, except that module end is
759 guaranteed to be last (and the header first). */
760 for (part = 0; part < N_W_VARIABLES; part++)
761 if (ieee->w.offset[part] > here && after > ieee->w.offset[part])
762 after = ieee->w.offset[part];
763
764 return after;
765 }
766
767 static unsigned int last_index;
768 static char last_type; /* is the index for an X or a D */
769
770 static ieee_symbol_type *
771 get_symbol (abfd, ieee, last_symbol, symbol_count, pptr, max_index, this_type)
772 bfd *abfd ATTRIBUTE_UNUSED;
773 ieee_data_type *ieee;
774 ieee_symbol_type *last_symbol;
775 unsigned int *symbol_count;
776 ieee_symbol_type ***pptr;
777 unsigned int *max_index;
778 char this_type;
779 {
780 /* Need a new symbol */
781 unsigned int new_index = must_parse_int (&(ieee->h));
782 if (new_index != last_index || this_type != last_type)
783 {
784 ieee_symbol_type *new_symbol = (ieee_symbol_type *) bfd_alloc (ieee->h.abfd,
785 sizeof (ieee_symbol_type));
786 if (!new_symbol)
787 return NULL;
788
789 new_symbol->index = new_index;
790 last_index = new_index;
791 (*symbol_count)++;
792 **pptr = new_symbol;
793 *pptr = &new_symbol->next;
794 if (new_index > *max_index)
795 {
796 *max_index = new_index;
797 }
798 last_type = this_type;
799 new_symbol->symbol.section = bfd_abs_section_ptr;
800 return new_symbol;
801 }
802 return last_symbol;
803 }
804
805 static boolean
806 ieee_slurp_external_symbols (abfd)
807 bfd *abfd;
808 {
809 ieee_data_type *ieee = IEEE_DATA (abfd);
810 file_ptr offset = ieee->w.r.external_part;
811
812 ieee_symbol_type **prev_symbols_ptr = &ieee->external_symbols;
813 ieee_symbol_type **prev_reference_ptr = &ieee->external_reference;
814 ieee_symbol_type *symbol = (ieee_symbol_type *) NULL;
815 unsigned int symbol_count = 0;
816 boolean loop = true;
817 last_index = 0xffffff;
818 ieee->symbol_table_full = true;
819
820 ieee_seek (ieee, offset);
821
822 while (loop)
823 {
824 switch (this_byte (&(ieee->h)))
825 {
826 case ieee_nn_record:
827 next_byte (&(ieee->h));
828
829 symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
830 &prev_symbols_ptr,
831 &ieee->external_symbol_max_index, 'I');
832 if (symbol == NULL)
833 return false;
834
835 symbol->symbol.the_bfd = abfd;
836 symbol->symbol.name = read_id (&(ieee->h));
837 symbol->symbol.udata.p = (PTR) NULL;
838 symbol->symbol.flags = BSF_NO_FLAGS;
839 break;
840 case ieee_external_symbol_enum:
841 next_byte (&(ieee->h));
842
843 symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
844 &prev_symbols_ptr,
845 &ieee->external_symbol_max_index, 'D');
846 if (symbol == NULL)
847 return false;
848
849 BFD_ASSERT (symbol->index >= ieee->external_symbol_min_index);
850
851 symbol->symbol.the_bfd = abfd;
852 symbol->symbol.name = read_id (&(ieee->h));
853 symbol->symbol.udata.p = (PTR) NULL;
854 symbol->symbol.flags = BSF_NO_FLAGS;
855 break;
856 case ieee_attribute_record_enum >> 8:
857 {
858 unsigned int symbol_name_index;
859 unsigned int symbol_type_index;
860 unsigned int symbol_attribute_def;
861 bfd_vma value;
862 switch (read_2bytes (&ieee->h))
863 {
864 case ieee_attribute_record_enum:
865 symbol_name_index = must_parse_int (&(ieee->h));
866 symbol_type_index = must_parse_int (&(ieee->h));
867 symbol_attribute_def = must_parse_int (&(ieee->h));
868 switch (symbol_attribute_def)
869 {
870 case 8:
871 case 19:
872 parse_int (&ieee->h, &value);
873 break;
874 default:
875 (*_bfd_error_handler)
876 (_("%s: unimplemented ATI record %u for symbol %u"),
877 bfd_get_filename (abfd), symbol_attribute_def,
878 symbol_name_index);
879 bfd_set_error (bfd_error_bad_value);
880 return false;
881 break;
882 }
883 break;
884 case ieee_external_reference_info_record_enum:
885 /* Skip over ATX record. */
886 parse_int (&(ieee->h), &value);
887 parse_int (&(ieee->h), &value);
888 parse_int (&(ieee->h), &value);
889 parse_int (&(ieee->h), &value);
890 break;
891 case ieee_atn_record_enum:
892 /* We may get call optimization information here,
893 which we just ignore. The format is
894 {$F1}${CE}{index}{$00}{$3F}{$3F}{#_of_ASNs} */
895 parse_int (&ieee->h, &value);
896 parse_int (&ieee->h, &value);
897 parse_int (&ieee->h, &value);
898 if (value != 0x3f)
899 {
900 (*_bfd_error_handler)
901 (_("%s: unexpected ATN type %d in external part"),
902 bfd_get_filename (abfd), (int) value);
903 bfd_set_error (bfd_error_bad_value);
904 return false;
905 }
906 parse_int (&ieee->h, &value);
907 parse_int (&ieee->h, &value);
908 while (value > 0)
909 {
910 bfd_vma val1;
911
912 --value;
913
914 switch (read_2bytes (&ieee->h))
915 {
916 case ieee_asn_record_enum:
917 parse_int (&ieee->h, &val1);
918 parse_int (&ieee->h, &val1);
919 break;
920
921 default:
922 (*_bfd_error_handler)
923 (_("%s: unexpected type after ATN"),
924 bfd_get_filename (abfd));
925 bfd_set_error (bfd_error_bad_value);
926 return false;
927 }
928 }
929 }
930 }
931 break;
932 case ieee_value_record_enum >> 8:
933 {
934 unsigned int symbol_name_index;
935 ieee_symbol_index_type symbol_ignore;
936 boolean pcrel_ignore;
937 unsigned int extra;
938 next_byte (&(ieee->h));
939 next_byte (&(ieee->h));
940
941 symbol_name_index = must_parse_int (&(ieee->h));
942 parse_expression (ieee,
943 &symbol->symbol.value,
944 &symbol_ignore,
945 &pcrel_ignore,
946 &extra,
947 &symbol->symbol.section);
948
949 /* Fully linked IEEE-695 files tend to give every symbol
950 an absolute value. Try to convert that back into a
951 section relative value. FIXME: This won't always to
952 the right thing. */
953 if (bfd_is_abs_section (symbol->symbol.section)
954 && (abfd->flags & HAS_RELOC) == 0)
955 {
956 bfd_vma val;
957 asection *s;
958
959 val = symbol->symbol.value;
960 for (s = abfd->sections; s != NULL; s = s->next)
961 {
962 if (val >= s->vma && val < s->vma + s->_raw_size)
963 {
964 symbol->symbol.section = s;
965 symbol->symbol.value -= s->vma;
966 break;
967 }
968 }
969 }
970
971 symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT;
972
973 }
974 break;
975 case ieee_weak_external_reference_enum:
976 {
977 bfd_vma size;
978 bfd_vma value;
979 next_byte (&(ieee->h));
980 /* Throw away the external reference index */
981 (void) must_parse_int (&(ieee->h));
982 /* Fetch the default size if not resolved */
983 size = must_parse_int (&(ieee->h));
984 /* Fetch the defautlt value if available */
985 if (parse_int (&(ieee->h), &value) == false)
986 {
987 value = 0;
988 }
989 /* This turns into a common */
990 symbol->symbol.section = bfd_com_section_ptr;
991 symbol->symbol.value = size;
992 }
993 break;
994
995 case ieee_external_reference_enum:
996 next_byte (&(ieee->h));
997
998 symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
999 &prev_reference_ptr,
1000 &ieee->external_reference_max_index, 'X');
1001 if (symbol == NULL)
1002 return false;
1003
1004 symbol->symbol.the_bfd = abfd;
1005 symbol->symbol.name = read_id (&(ieee->h));
1006 symbol->symbol.udata.p = (PTR) NULL;
1007 symbol->symbol.section = bfd_und_section_ptr;
1008 symbol->symbol.value = (bfd_vma) 0;
1009 symbol->symbol.flags = 0;
1010
1011 BFD_ASSERT (symbol->index >= ieee->external_reference_min_index);
1012 break;
1013
1014 default:
1015 loop = false;
1016 }
1017 }
1018
1019 if (ieee->external_symbol_max_index != 0)
1020 {
1021 ieee->external_symbol_count =
1022 ieee->external_symbol_max_index -
1023 ieee->external_symbol_min_index + 1;
1024 }
1025 else
1026 {
1027 ieee->external_symbol_count = 0;
1028 }
1029
1030 if (ieee->external_reference_max_index != 0)
1031 {
1032 ieee->external_reference_count =
1033 ieee->external_reference_max_index -
1034 ieee->external_reference_min_index + 1;
1035 }
1036 else
1037 {
1038 ieee->external_reference_count = 0;
1039 }
1040
1041 abfd->symcount =
1042 ieee->external_reference_count + ieee->external_symbol_count;
1043
1044 if (symbol_count != abfd->symcount)
1045 {
1046 /* There are gaps in the table -- */
1047 ieee->symbol_table_full = false;
1048 }
1049
1050 *prev_symbols_ptr = (ieee_symbol_type *) NULL;
1051 *prev_reference_ptr = (ieee_symbol_type *) NULL;
1052
1053 return true;
1054 }
1055
1056 static boolean
1057 ieee_slurp_symbol_table (abfd)
1058 bfd *abfd;
1059 {
1060 if (IEEE_DATA (abfd)->read_symbols == false)
1061 {
1062 if (! ieee_slurp_external_symbols (abfd))
1063 return false;
1064 IEEE_DATA (abfd)->read_symbols = true;
1065 }
1066 return true;
1067 }
1068
1069 static long
1070 ieee_get_symtab_upper_bound (abfd)
1071 bfd *abfd;
1072 {
1073 if (! ieee_slurp_symbol_table (abfd))
1074 return -1;
1075
1076 return (abfd->symcount != 0) ?
1077 (abfd->symcount + 1) * (sizeof (ieee_symbol_type *)) : 0;
1078 }
1079
1080 /*
1081 Move from our internal lists to the canon table, and insert in
1082 symbol index order
1083 */
1084
1085 extern const bfd_target ieee_vec;
1086
1087 static long
1088 ieee_get_symtab (abfd, location)
1089 bfd *abfd;
1090 asymbol **location;
1091 {
1092 ieee_symbol_type *symp;
1093 static bfd dummy_bfd;
1094 static asymbol empty_symbol =
1095 {
1096 &dummy_bfd,
1097 " ieee empty",
1098 (symvalue) 0,
1099 BSF_DEBUGGING,
1100 bfd_abs_section_ptr
1101 #ifdef __STDC__
1102 /* K&R compilers can't initialise unions. */
1103 , { 0 }
1104 #endif
1105 };
1106
1107 if (abfd->symcount)
1108 {
1109 ieee_data_type *ieee = IEEE_DATA (abfd);
1110 dummy_bfd.xvec = &ieee_vec;
1111 if (! ieee_slurp_symbol_table (abfd))
1112 return -1;
1113
1114 if (ieee->symbol_table_full == false)
1115 {
1116 /* Arrgh - there are gaps in the table, run through and fill them */
1117 /* up with pointers to a null place */
1118 unsigned int i;
1119 for (i = 0; i < abfd->symcount; i++)
1120 {
1121 location[i] = &empty_symbol;
1122 }
1123 }
1124
1125 ieee->external_symbol_base_offset = -ieee->external_symbol_min_index;
1126 for (symp = IEEE_DATA (abfd)->external_symbols;
1127 symp != (ieee_symbol_type *) NULL;
1128 symp = symp->next)
1129 {
1130 /* Place into table at correct index locations */
1131 location[symp->index + ieee->external_symbol_base_offset] = &symp->symbol;
1132 }
1133
1134 /* The external refs are indexed in a bit */
1135 ieee->external_reference_base_offset =
1136 -ieee->external_reference_min_index + ieee->external_symbol_count;
1137
1138 for (symp = IEEE_DATA (abfd)->external_reference;
1139 symp != (ieee_symbol_type *) NULL;
1140 symp = symp->next)
1141 {
1142 location[symp->index + ieee->external_reference_base_offset] =
1143 &symp->symbol;
1144
1145 }
1146 }
1147 if (abfd->symcount)
1148 {
1149 location[abfd->symcount] = (asymbol *) NULL;
1150 }
1151 return abfd->symcount;
1152 }
1153
1154 static asection *
1155 get_section_entry (abfd, ieee, index)
1156 bfd *abfd;
1157 ieee_data_type *ieee;
1158 unsigned int index;
1159 {
1160 if (index >= ieee->section_table_size)
1161 {
1162 unsigned int c, i;
1163 asection **n;
1164
1165 c = ieee->section_table_size;
1166 if (c == 0)
1167 c = 20;
1168 while (c <= index)
1169 c *= 2;
1170
1171 n = ((asection **)
1172 bfd_realloc (ieee->section_table, c * sizeof (asection *)));
1173 if (n == NULL)
1174 return NULL;
1175
1176 for (i = ieee->section_table_size; i < c; i++)
1177 n[i] = NULL;
1178
1179 ieee->section_table = n;
1180 ieee->section_table_size = c;
1181 }
1182
1183 if (ieee->section_table[index] == (asection *) NULL)
1184 {
1185 char *tmp = bfd_alloc (abfd, 11);
1186 asection *section;
1187
1188 if (!tmp)
1189 return NULL;
1190 sprintf (tmp, " fsec%4d", index);
1191 section = bfd_make_section (abfd, tmp);
1192 ieee->section_table[index] = section;
1193 section->flags = SEC_NO_FLAGS;
1194 section->target_index = index;
1195 ieee->section_table[index] = section;
1196 }
1197 return ieee->section_table[index];
1198 }
1199
1200 static void
1201 ieee_slurp_sections (abfd)
1202 bfd *abfd;
1203 {
1204 ieee_data_type *ieee = IEEE_DATA (abfd);
1205 file_ptr offset = ieee->w.r.section_part;
1206 asection *section = (asection *) NULL;
1207 char *name;
1208
1209 if (offset != 0)
1210 {
1211 bfd_byte section_type[3];
1212 ieee_seek (ieee, offset);
1213 while (true)
1214 {
1215 switch (this_byte (&(ieee->h)))
1216 {
1217 case ieee_section_type_enum:
1218 {
1219 unsigned int section_index;
1220 next_byte (&(ieee->h));
1221 section_index = must_parse_int (&(ieee->h));
1222
1223 section = get_section_entry (abfd, ieee, section_index);
1224
1225 section_type[0] = this_byte_and_next (&(ieee->h));
1226
1227 /* Set minimal section attributes. Attributes are
1228 extended later, based on section contents. */
1229
1230 switch (section_type[0])
1231 {
1232 case 0xC1:
1233 /* Normal attributes for absolute sections */
1234 section_type[1] = this_byte (&(ieee->h));
1235 section->flags = SEC_ALLOC;
1236 switch (section_type[1])
1237 {
1238 case 0xD3: /* AS Absolute section attributes */
1239 next_byte (&(ieee->h));
1240 section_type[2] = this_byte (&(ieee->h));
1241 switch (section_type[2])
1242 {
1243 case 0xD0:
1244 /* Normal code */
1245 next_byte (&(ieee->h));
1246 section->flags |= SEC_CODE;
1247 break;
1248 case 0xC4:
1249 /* Normal data */
1250 next_byte (&(ieee->h));
1251 section->flags |= SEC_DATA;
1252 break;
1253 case 0xD2:
1254 next_byte (&(ieee->h));
1255 /* Normal rom data */
1256 section->flags |= SEC_ROM | SEC_DATA;
1257 break;
1258 default:
1259 break;
1260 }
1261 }
1262 break;
1263 case 0xC3: /* Named relocatable sections (type C) */
1264 section_type[1] = this_byte (&(ieee->h));
1265 section->flags = SEC_ALLOC;
1266 switch (section_type[1])
1267 {
1268 case 0xD0: /* Normal code (CP) */
1269 next_byte (&(ieee->h));
1270 section->flags |= SEC_CODE;
1271 break;
1272 case 0xC4: /* Normal data (CD) */
1273 next_byte (&(ieee->h));
1274 section->flags |= SEC_DATA;
1275 break;
1276 case 0xD2: /* Normal rom data (CR) */
1277 next_byte (&(ieee->h));
1278 section->flags |= SEC_ROM | SEC_DATA;
1279 break;
1280 default:
1281 break;
1282 }
1283 }
1284
1285 /* Read section name, use it if non empty. */
1286 name = read_id (&ieee->h);
1287 if (name[0])
1288 section->name = name;
1289
1290 /* Skip these fields, which we don't care about */
1291 {
1292 bfd_vma parent, brother, context;
1293 parse_int (&(ieee->h), &parent);
1294 parse_int (&(ieee->h), &brother);
1295 parse_int (&(ieee->h), &context);
1296 }
1297 }
1298 break;
1299 case ieee_section_alignment_enum:
1300 {
1301 unsigned int section_index;
1302 bfd_vma value;
1303 asection *section;
1304 next_byte (&(ieee->h));
1305 section_index = must_parse_int (&ieee->h);
1306 section = get_section_entry (abfd, ieee, section_index);
1307 if (section_index > ieee->section_count)
1308 {
1309 ieee->section_count = section_index;
1310 }
1311 section->alignment_power =
1312 bfd_log2 (must_parse_int (&ieee->h));
1313 (void) parse_int (&(ieee->h), &value);
1314 }
1315 break;
1316 case ieee_e2_first_byte_enum:
1317 {
1318 ieee_record_enum_type t = (ieee_record_enum_type) (read_2bytes (&(ieee->h)));
1319
1320 switch (t)
1321 {
1322 case ieee_section_size_enum:
1323 section = ieee->section_table[must_parse_int (&(ieee->h))];
1324 section->_raw_size = must_parse_int (&(ieee->h));
1325 break;
1326 case ieee_physical_region_size_enum:
1327 section = ieee->section_table[must_parse_int (&(ieee->h))];
1328 section->_raw_size = must_parse_int (&(ieee->h));
1329 break;
1330 case ieee_region_base_address_enum:
1331 section = ieee->section_table[must_parse_int (&(ieee->h))];
1332 section->vma = must_parse_int (&(ieee->h));
1333 section->lma = section->vma;
1334 break;
1335 case ieee_mau_size_enum:
1336 must_parse_int (&(ieee->h));
1337 must_parse_int (&(ieee->h));
1338 break;
1339 case ieee_m_value_enum:
1340 must_parse_int (&(ieee->h));
1341 must_parse_int (&(ieee->h));
1342 break;
1343 case ieee_section_base_address_enum:
1344 section = ieee->section_table[must_parse_int (&(ieee->h))];
1345 section->vma = must_parse_int (&(ieee->h));
1346 section->lma = section->vma;
1347 break;
1348 case ieee_section_offset_enum:
1349 (void) must_parse_int (&(ieee->h));
1350 (void) must_parse_int (&(ieee->h));
1351 break;
1352 default:
1353 return;
1354 }
1355 }
1356 break;
1357 default:
1358 return;
1359 }
1360 }
1361 }
1362 }
1363
1364 /* Make a section for the debugging information, if any. We don't try
1365 to interpret the debugging information; we just point the section
1366 at the area in the file so that program which understand can dig it
1367 out. */
1368
1369 static boolean
1370 ieee_slurp_debug (abfd)
1371 bfd *abfd;
1372 {
1373 ieee_data_type *ieee = IEEE_DATA (abfd);
1374 asection *sec;
1375 file_ptr debug_end;
1376
1377 if (ieee->w.r.debug_information_part == 0)
1378 return true;
1379
1380 sec = bfd_make_section (abfd, ".debug");
1381 if (sec == NULL)
1382 return false;
1383 sec->flags |= SEC_DEBUGGING | SEC_HAS_CONTENTS;
1384 sec->filepos = ieee->w.r.debug_information_part;
1385
1386 debug_end = ieee_part_after (ieee, ieee->w.r.debug_information_part);
1387 sec->_raw_size = debug_end - ieee->w.r.debug_information_part;
1388
1389 return true;
1390 }
1391 \f
1392 /***********************************************************************
1393 * archive stuff
1394 */
1395
1396 const bfd_target *
1397 ieee_archive_p (abfd)
1398 bfd *abfd;
1399 {
1400 char *library;
1401 unsigned int i;
1402 unsigned char buffer[512];
1403 file_ptr buffer_offset = 0;
1404 ieee_ar_data_type *save = abfd->tdata.ieee_ar_data;
1405 ieee_ar_data_type *ieee;
1406 unsigned int alc_elts;
1407 ieee_ar_obstack_type *elts = NULL;
1408
1409 abfd->tdata.ieee_ar_data =
1410 (ieee_ar_data_type *) bfd_alloc (abfd, sizeof (ieee_ar_data_type));
1411 if (!abfd->tdata.ieee_ar_data)
1412 goto error_return;
1413 ieee = IEEE_AR_DATA (abfd);
1414
1415 /* Ignore the return value here. It doesn't matter if we don't read
1416 the entire buffer. We might have a very small ieee file. */
1417 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
1418
1419 ieee->h.first_byte = buffer;
1420 ieee->h.input_p = buffer;
1421
1422 ieee->h.abfd = abfd;
1423
1424 if (this_byte (&(ieee->h)) != Module_Beginning)
1425 goto got_wrong_format_error;
1426
1427 next_byte (&(ieee->h));
1428 library = read_id (&(ieee->h));
1429 if (strcmp (library, "LIBRARY") != 0)
1430 goto got_wrong_format_error;
1431
1432 /* Throw away the filename. */
1433 read_id (&(ieee->h));
1434
1435 ieee->element_count = 0;
1436 ieee->element_index = 0;
1437
1438 next_byte (&(ieee->h)); /* Drop the ad part. */
1439 must_parse_int (&(ieee->h)); /* And the two dummy numbers. */
1440 must_parse_int (&(ieee->h));
1441
1442 alc_elts = 10;
1443 elts = (ieee_ar_obstack_type *) bfd_malloc (alc_elts * sizeof *elts);
1444 if (elts == NULL)
1445 goto error_return;
1446
1447 /* Read the index of the BB table. */
1448 while (1)
1449 {
1450 int rec;
1451 ieee_ar_obstack_type *t;
1452
1453 rec = read_2bytes (&(ieee->h));
1454 if (rec != (int) ieee_assign_value_to_variable_enum)
1455 break;
1456
1457 if (ieee->element_count >= alc_elts)
1458 {
1459 ieee_ar_obstack_type *n;
1460
1461 alc_elts *= 2;
1462 n = ((ieee_ar_obstack_type *)
1463 bfd_realloc (elts, alc_elts * sizeof *elts));
1464 if (n == NULL)
1465 goto error_return;
1466 elts = n;
1467 }
1468
1469 t = &elts[ieee->element_count];
1470 ieee->element_count++;
1471
1472 must_parse_int (&(ieee->h));
1473 t->file_offset = must_parse_int (&(ieee->h));
1474 t->abfd = (bfd *) NULL;
1475
1476 /* Make sure that we don't go over the end of the buffer. */
1477 if ((size_t) ieee_pos (IEEE_DATA (abfd)) > sizeof (buffer) / 2)
1478 {
1479 /* Past half way, reseek and reprime. */
1480 buffer_offset += ieee_pos (IEEE_DATA (abfd));
1481 if (bfd_seek (abfd, buffer_offset, SEEK_SET) != 0)
1482 goto error_return;
1483
1484 /* Again ignore return value of bfd_read. */
1485 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
1486 ieee->h.first_byte = buffer;
1487 ieee->h.input_p = buffer;
1488 }
1489 }
1490
1491 ieee->elements = ((ieee_ar_obstack_type *)
1492 bfd_alloc (abfd,
1493 ieee->element_count * sizeof *ieee->elements));
1494 if (ieee->elements == NULL)
1495 goto error_return;
1496
1497 memcpy (ieee->elements, elts,
1498 ieee->element_count * sizeof *ieee->elements);
1499 free (elts);
1500 elts = NULL;
1501
1502 /* Now scan the area again, and replace BB offsets with file offsets. */
1503 for (i = 2; i < ieee->element_count; i++)
1504 {
1505 if (bfd_seek (abfd, ieee->elements[i].file_offset, SEEK_SET) != 0)
1506 goto error_return;
1507
1508 /* Again ignore return value of bfd_read. */
1509 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
1510 ieee->h.first_byte = buffer;
1511 ieee->h.input_p = buffer;
1512
1513 next_byte (&(ieee->h)); /* Drop F8. */
1514 next_byte (&(ieee->h)); /* Drop 14. */
1515 must_parse_int (&(ieee->h)); /* Drop size of block. */
1516
1517 if (must_parse_int (&(ieee->h)) != 0)
1518 /* This object has been deleted. */
1519 ieee->elements[i].file_offset = 0;
1520 else
1521 ieee->elements[i].file_offset = must_parse_int (&(ieee->h));
1522 }
1523
1524 /* abfd->has_armap = ;*/
1525
1526 return abfd->xvec;
1527
1528 got_wrong_format_error:
1529 bfd_release (abfd, ieee);
1530 abfd->tdata.ieee_ar_data = save;
1531 bfd_set_error (bfd_error_wrong_format);
1532
1533 error_return:
1534 if (elts != NULL)
1535 free (elts);
1536
1537 return NULL;
1538 }
1539
1540 const bfd_target *
1541 ieee_object_p (abfd)
1542 bfd *abfd;
1543 {
1544 char *processor;
1545 unsigned int part;
1546 ieee_data_type *ieee;
1547 unsigned char buffer[300];
1548 ieee_data_type *save = IEEE_DATA (abfd);
1549
1550 abfd->tdata.ieee_data = 0;
1551 ieee_mkobject (abfd);
1552
1553 ieee = IEEE_DATA (abfd);
1554 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
1555 goto fail;
1556 /* Read the first few bytes in to see if it makes sense. Ignore
1557 bfd_read return value; The file might be very small. */
1558 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
1559
1560 ieee->h.input_p = buffer;
1561 if (this_byte_and_next (&(ieee->h)) != Module_Beginning)
1562 goto got_wrong_format;
1563
1564 ieee->read_symbols = false;
1565 ieee->read_data = false;
1566 ieee->section_count = 0;
1567 ieee->external_symbol_max_index = 0;
1568 ieee->external_symbol_min_index = IEEE_PUBLIC_BASE;
1569 ieee->external_reference_min_index = IEEE_REFERENCE_BASE;
1570 ieee->external_reference_max_index = 0;
1571 ieee->h.abfd = abfd;
1572 ieee->section_table = NULL;
1573 ieee->section_table_size = 0;
1574
1575 processor = ieee->mb.processor = read_id (&(ieee->h));
1576 if (strcmp (processor, "LIBRARY") == 0)
1577 goto got_wrong_format;
1578 ieee->mb.module_name = read_id (&(ieee->h));
1579 if (abfd->filename == (const char *) NULL)
1580 {
1581 abfd->filename = ieee->mb.module_name;
1582 }
1583 /* Determine the architecture and machine type of the object file.
1584 */
1585 {
1586 const bfd_arch_info_type *arch;
1587 char family[10];
1588
1589 /* IEEE does not specify the format of the processor identificaton
1590 string, so the compiler is free to put in it whatever it wants.
1591 We try here to recognize different processors belonging to the
1592 m68k family. Code for other processors can be added here. */
1593 if ((processor[0] == '6') && (processor[1] == '8'))
1594 {
1595 if (processor[2] == '3') /* 683xx integrated processors */
1596 {
1597 switch (processor[3])
1598 {
1599 case '0': /* 68302, 68306, 68307 */
1600 case '2': /* 68322, 68328 */
1601 case '5': /* 68356 */
1602 strcpy (family, "68000"); /* MC68000-based controllers */
1603 break;
1604
1605 case '3': /* 68330, 68331, 68332, 68333,
1606 68334, 68335, 68336, 68338 */
1607 case '6': /* 68360 */
1608 case '7': /* 68376 */
1609 strcpy (family, "68332"); /* CPU32 and CPU32+ */
1610 break;
1611
1612 case '4':
1613 if (processor[4] == '9') /* 68349 */
1614 strcpy (family, "68030"); /* CPU030 */
1615 else /* 68340, 68341 */
1616 strcpy (family, "68332"); /* CPU32 and CPU32+ */
1617 break;
1618
1619 default: /* Does not exist yet */
1620 strcpy (family, "68332"); /* Guess it will be CPU32 */
1621 }
1622 }
1623 else if (toupper (processor[3]) == 'F') /* 68F333 */
1624 strcpy (family, "68332"); /* CPU32 */
1625 else if ((toupper (processor[3]) == 'C') /* Embedded controllers */
1626 && ((toupper (processor[2]) == 'E')
1627 || (toupper (processor[2]) == 'H')
1628 || (toupper (processor[2]) == 'L')))
1629 {
1630 strcpy (family, "68");
1631 strncat (family, processor + 4, 7);
1632 family[9] = '\0';
1633 }
1634 else /* "Regular" processors */
1635 {
1636 strncpy (family, processor, 9);
1637 family[9] = '\0';
1638 }
1639 }
1640 else if ((strncmp (processor, "cpu32", 5) == 0) /* CPU32 and CPU32+ */
1641 || (strncmp (processor, "CPU32", 5) == 0))
1642 strcpy (family, "68332");
1643 else
1644 {
1645 strncpy (family, processor, 9);
1646 family[9] = '\0';
1647 }
1648
1649 arch = bfd_scan_arch (family);
1650 if (arch == 0)
1651 goto got_wrong_format;
1652 abfd->arch_info = arch;
1653 }
1654
1655 if (this_byte (&(ieee->h)) != (int) ieee_address_descriptor_enum)
1656 {
1657 goto fail;
1658 }
1659 next_byte (&(ieee->h));
1660
1661 if (parse_int (&(ieee->h), &ieee->ad.number_of_bits_mau) == false)
1662 {
1663 goto fail;
1664 }
1665 if (parse_int (&(ieee->h), &ieee->ad.number_of_maus_in_address) == false)
1666 {
1667 goto fail;
1668 }
1669
1670 /* If there is a byte order info, take it */
1671 if (this_byte (&(ieee->h)) == (int) ieee_variable_L_enum ||
1672 this_byte (&(ieee->h)) == (int) ieee_variable_M_enum)
1673 next_byte (&(ieee->h));
1674
1675 for (part = 0; part < N_W_VARIABLES; part++)
1676 {
1677 boolean ok;
1678 if (read_2bytes (&(ieee->h)) != (int) ieee_assign_value_to_variable_enum)
1679 {
1680 goto fail;
1681 }
1682 if (this_byte_and_next (&(ieee->h)) != part)
1683 {
1684 goto fail;
1685 }
1686
1687 ieee->w.offset[part] = parse_i (&(ieee->h), &ok);
1688 if (ok == false)
1689 {
1690 goto fail;
1691 }
1692
1693 }
1694
1695 if (ieee->w.r.external_part != 0)
1696 abfd->flags = HAS_SYMS;
1697
1698 /* By now we know that this is a real IEEE file, we're going to read
1699 the whole thing into memory so that we can run up and down it
1700 quickly. We can work out how big the file is from the trailer
1701 record */
1702
1703 IEEE_DATA (abfd)->h.first_byte =
1704 (unsigned char *) bfd_alloc (ieee->h.abfd, ieee->w.r.me_record + 1);
1705 if (!IEEE_DATA (abfd)->h.first_byte)
1706 goto fail;
1707 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
1708 goto fail;
1709 /* FIXME: Check return value. I'm not sure whether it needs to read
1710 the entire buffer or not. */
1711 bfd_read ((PTR) (IEEE_DATA (abfd)->h.first_byte), 1,
1712 ieee->w.r.me_record + 1, abfd);
1713
1714 ieee_slurp_sections (abfd);
1715
1716 if (! ieee_slurp_debug (abfd))
1717 goto fail;
1718
1719 /* Parse section data to activate file and section flags implied by
1720 section contents. */
1721
1722 if (! ieee_slurp_section_data (abfd))
1723 goto fail;
1724
1725 return abfd->xvec;
1726 got_wrong_format:
1727 bfd_set_error (bfd_error_wrong_format);
1728 fail:
1729 (void) bfd_release (abfd, ieee);
1730 abfd->tdata.ieee_data = save;
1731 return (const bfd_target *) NULL;
1732 }
1733
1734 static void
1735 ieee_get_symbol_info (ignore_abfd, symbol, ret)
1736 bfd *ignore_abfd ATTRIBUTE_UNUSED;
1737 asymbol *symbol;
1738 symbol_info *ret;
1739 {
1740 bfd_symbol_info (symbol, ret);
1741 if (symbol->name[0] == ' ')
1742 ret->name = "* empty table entry ";
1743 if (!symbol->section)
1744 ret->type = (symbol->flags & BSF_LOCAL) ? 'a' : 'A';
1745 }
1746
1747 static void
1748 ieee_print_symbol (abfd, afile, symbol, how)
1749 bfd *abfd;
1750 PTR afile;
1751 asymbol *symbol;
1752 bfd_print_symbol_type how;
1753 {
1754 FILE *file = (FILE *) afile;
1755
1756 switch (how)
1757 {
1758 case bfd_print_symbol_name:
1759 fprintf (file, "%s", symbol->name);
1760 break;
1761 case bfd_print_symbol_more:
1762 #if 0
1763 fprintf (file, "%4x %2x", aout_symbol (symbol)->desc & 0xffff,
1764 aout_symbol (symbol)->other & 0xff);
1765 #endif
1766 BFD_FAIL ();
1767 break;
1768 case bfd_print_symbol_all:
1769 {
1770 const char *section_name =
1771 (symbol->section == (asection *) NULL
1772 ? "*abs"
1773 : symbol->section->name);
1774 if (symbol->name[0] == ' ')
1775 {
1776 fprintf (file, "* empty table entry ");
1777 }
1778 else
1779 {
1780 bfd_print_symbol_vandf (abfd, (PTR) file, symbol);
1781
1782 fprintf (file, " %-5s %04x %02x %s",
1783 section_name,
1784 (unsigned) ieee_symbol (symbol)->index,
1785 (unsigned) 0,
1786 symbol->name);
1787 }
1788 }
1789 break;
1790 }
1791 }
1792
1793 static boolean
1794 do_one (ieee, current_map, location_ptr, s, iterations)
1795 ieee_data_type *ieee;
1796 ieee_per_section_type *current_map;
1797 unsigned char *location_ptr;
1798 asection *s;
1799 int iterations;
1800 {
1801 switch (this_byte (&(ieee->h)))
1802 {
1803 case ieee_load_constant_bytes_enum:
1804 {
1805 unsigned int number_of_maus;
1806 unsigned int i;
1807 next_byte (&(ieee->h));
1808 number_of_maus = must_parse_int (&(ieee->h));
1809
1810 for (i = 0; i < number_of_maus; i++)
1811 {
1812 location_ptr[current_map->pc++] = this_byte (&(ieee->h));
1813 next_byte (&(ieee->h));
1814 }
1815 }
1816 break;
1817
1818 case ieee_load_with_relocation_enum:
1819 {
1820 boolean loop = true;
1821 next_byte (&(ieee->h));
1822 while (loop)
1823 {
1824 switch (this_byte (&(ieee->h)))
1825 {
1826 case ieee_variable_R_enum:
1827
1828 case ieee_function_signed_open_b_enum:
1829 case ieee_function_unsigned_open_b_enum:
1830 case ieee_function_either_open_b_enum:
1831 {
1832 unsigned int extra = 4;
1833 boolean pcrel = false;
1834 asection *section;
1835 ieee_reloc_type *r =
1836 (ieee_reloc_type *) bfd_alloc (ieee->h.abfd,
1837 sizeof (ieee_reloc_type));
1838 if (!r)
1839 return false;
1840
1841 *(current_map->reloc_tail_ptr) = r;
1842 current_map->reloc_tail_ptr = &r->next;
1843 r->next = (ieee_reloc_type *) NULL;
1844 next_byte (&(ieee->h));
1845 /* abort();*/
1846 r->relent.sym_ptr_ptr = 0;
1847 parse_expression (ieee,
1848 &r->relent.addend,
1849 &r->symbol,
1850 &pcrel, &extra, &section);
1851 r->relent.address = current_map->pc;
1852 s->flags |= SEC_RELOC;
1853 s->owner->flags |= HAS_RELOC;
1854 s->reloc_count++;
1855 if (r->relent.sym_ptr_ptr == NULL && section != NULL)
1856 r->relent.sym_ptr_ptr = section->symbol_ptr_ptr;
1857
1858 if (this_byte (&(ieee->h)) == (int) ieee_comma)
1859 {
1860 next_byte (&(ieee->h));
1861 /* Fetch number of bytes to pad */
1862 extra = must_parse_int (&(ieee->h));
1863 };
1864
1865 switch (this_byte (&(ieee->h)))
1866 {
1867 case ieee_function_signed_close_b_enum:
1868 next_byte (&(ieee->h));
1869 break;
1870 case ieee_function_unsigned_close_b_enum:
1871 next_byte (&(ieee->h));
1872 break;
1873 case ieee_function_either_close_b_enum:
1874 next_byte (&(ieee->h));
1875 break;
1876 default:
1877 break;
1878 }
1879 /* Build a relocation entry for this type */
1880 /* If pc rel then stick -ve pc into instruction
1881 and take out of reloc ..
1882
1883 I've changed this. It's all too complicated. I
1884 keep 0 in the instruction now. */
1885
1886 switch (extra)
1887 {
1888 case 0:
1889 case 4:
1890
1891 if (pcrel == true)
1892 {
1893 #if KEEPMINUSPCININST
1894 bfd_put_32 (ieee->h.abfd, -current_map->pc, location_ptr +
1895 current_map->pc);
1896 r->relent.howto = &rel32_howto;
1897 r->relent.addend -=
1898 current_map->pc;
1899 #else
1900 bfd_put_32 (ieee->h.abfd, 0, location_ptr +
1901 current_map->pc);
1902 r->relent.howto = &rel32_howto;
1903 #endif
1904 }
1905 else
1906 {
1907 bfd_put_32 (ieee->h.abfd, 0, location_ptr +
1908 current_map->pc);
1909 r->relent.howto = &abs32_howto;
1910 }
1911 current_map->pc += 4;
1912 break;
1913 case 2:
1914 if (pcrel == true)
1915 {
1916 #if KEEPMINUSPCININST
1917 bfd_put_16 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc);
1918 r->relent.addend -= current_map->pc;
1919 r->relent.howto = &rel16_howto;
1920 #else
1921
1922 bfd_put_16 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1923 r->relent.howto = &rel16_howto;
1924 #endif
1925 }
1926
1927 else
1928 {
1929 bfd_put_16 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1930 r->relent.howto = &abs16_howto;
1931 }
1932 current_map->pc += 2;
1933 break;
1934 case 1:
1935 if (pcrel == true)
1936 {
1937 #if KEEPMINUSPCININST
1938 bfd_put_8 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc);
1939 r->relent.addend -= current_map->pc;
1940 r->relent.howto = &rel8_howto;
1941 #else
1942 bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1943 r->relent.howto = &rel8_howto;
1944 #endif
1945 }
1946 else
1947 {
1948 bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1949 r->relent.howto = &abs8_howto;
1950 }
1951 current_map->pc += 1;
1952 break;
1953
1954 default:
1955 BFD_FAIL ();
1956 return false;
1957 }
1958 }
1959 break;
1960 default:
1961 {
1962 bfd_vma this_size;
1963 if (parse_int (&(ieee->h), &this_size) == true)
1964 {
1965 unsigned int i;
1966 for (i = 0; i < this_size; i++)
1967 {
1968 location_ptr[current_map->pc++] = this_byte (&(ieee->h));
1969 next_byte (&(ieee->h));
1970 }
1971 }
1972 else
1973 {
1974 loop = false;
1975 }
1976 }
1977 }
1978
1979 /* Prevent more than the first load-item of an LR record
1980 from being repeated (MRI convention). */
1981 if (iterations != 1)
1982 loop = false;
1983 }
1984 }
1985 }
1986 return true;
1987 }
1988
1989 /* Read in all the section data and relocation stuff too */
1990 static boolean
1991 ieee_slurp_section_data (abfd)
1992 bfd *abfd;
1993 {
1994 bfd_byte *location_ptr = (bfd_byte *) NULL;
1995 ieee_data_type *ieee = IEEE_DATA (abfd);
1996 unsigned int section_number;
1997
1998 ieee_per_section_type *current_map = (ieee_per_section_type *) NULL;
1999 asection *s;
2000 /* Seek to the start of the data area */
2001 if (ieee->read_data == true)
2002 return true;
2003 ieee->read_data = true;
2004 ieee_seek (ieee, ieee->w.r.data_part);
2005
2006 /* Allocate enough space for all the section contents */
2007
2008 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
2009 {
2010 ieee_per_section_type *per = (ieee_per_section_type *) s->used_by_bfd;
2011 if ((s->flags & SEC_DEBUGGING) != 0)
2012 continue;
2013 per->data = (bfd_byte *) bfd_alloc (ieee->h.abfd, s->_raw_size);
2014 if (!per->data)
2015 return false;
2016 /*SUPPRESS 68*/
2017 per->reloc_tail_ptr =
2018 (ieee_reloc_type **) & (s->relocation);
2019 }
2020
2021 while (true)
2022 {
2023 switch (this_byte (&(ieee->h)))
2024 {
2025 /* IF we see anything strange then quit */
2026 default:
2027 return true;
2028
2029 case ieee_set_current_section_enum:
2030 next_byte (&(ieee->h));
2031 section_number = must_parse_int (&(ieee->h));
2032 s = ieee->section_table[section_number];
2033 s->flags |= SEC_LOAD | SEC_HAS_CONTENTS;
2034 current_map = (ieee_per_section_type *) s->used_by_bfd;
2035 location_ptr = current_map->data - s->vma;
2036 /* The document I have says that Microtec's compilers reset */
2037 /* this after a sec section, even though the standard says not */
2038 /* to. SO .. */
2039 current_map->pc = s->vma;
2040 break;
2041
2042 case ieee_e2_first_byte_enum:
2043 next_byte (&(ieee->h));
2044 switch (this_byte (&(ieee->h)))
2045 {
2046 case ieee_set_current_pc_enum & 0xff:
2047 {
2048 bfd_vma value;
2049 ieee_symbol_index_type symbol;
2050 unsigned int extra;
2051 boolean pcrel;
2052 next_byte (&(ieee->h));
2053 must_parse_int (&(ieee->h)); /* Throw away section #*/
2054 parse_expression (ieee, &value,
2055 &symbol,
2056 &pcrel, &extra,
2057 0);
2058 current_map->pc = value;
2059 BFD_ASSERT ((unsigned) (value - s->vma) <= s->_raw_size);
2060 }
2061 break;
2062
2063 case ieee_value_starting_address_enum & 0xff:
2064 next_byte (&(ieee->h));
2065 if (this_byte (&(ieee->h)) == ieee_function_either_open_b_enum)
2066 next_byte (&(ieee->h));
2067 abfd->start_address = must_parse_int (&(ieee->h));
2068 /* We've got to the end of the data now - */
2069 return true;
2070 default:
2071 BFD_FAIL ();
2072 return false;
2073 }
2074 break;
2075 case ieee_repeat_data_enum:
2076 {
2077 /* Repeat the following LD or LR n times - we do this by
2078 remembering the stream pointer before running it and
2079 resetting it and running it n times. We special case
2080 the repetition of a repeat_data/load_constant
2081 */
2082
2083 unsigned int iterations;
2084 unsigned char *start;
2085 next_byte (&(ieee->h));
2086 iterations = must_parse_int (&(ieee->h));
2087 start = ieee->h.input_p;
2088 if (start[0] == (int) ieee_load_constant_bytes_enum &&
2089 start[1] == 1)
2090 {
2091 while (iterations != 0)
2092 {
2093 location_ptr[current_map->pc++] = start[2];
2094 iterations--;
2095 }
2096 next_byte (&(ieee->h));
2097 next_byte (&(ieee->h));
2098 next_byte (&(ieee->h));
2099 }
2100 else
2101 {
2102 while (iterations != 0)
2103 {
2104 ieee->h.input_p = start;
2105 if (!do_one (ieee, current_map, location_ptr, s,
2106 iterations))
2107 return false;
2108 iterations--;
2109 }
2110 }
2111 }
2112 break;
2113 case ieee_load_constant_bytes_enum:
2114 case ieee_load_with_relocation_enum:
2115 {
2116 if (!do_one (ieee, current_map, location_ptr, s, 1))
2117 return false;
2118 }
2119 }
2120 }
2121 }
2122
2123 static boolean
2124 ieee_new_section_hook (abfd, newsect)
2125 bfd *abfd;
2126 asection *newsect;
2127 {
2128 newsect->used_by_bfd = (PTR)
2129 bfd_alloc (abfd, sizeof (ieee_per_section_type));
2130 if (!newsect->used_by_bfd)
2131 return false;
2132 ieee_per_section (newsect)->data = (bfd_byte *) NULL;
2133 ieee_per_section (newsect)->section = newsect;
2134 return true;
2135 }
2136
2137 static long
2138 ieee_get_reloc_upper_bound (abfd, asect)
2139 bfd *abfd;
2140 sec_ptr asect;
2141 {
2142 if ((asect->flags & SEC_DEBUGGING) != 0)
2143 return 0;
2144 if (! ieee_slurp_section_data (abfd))
2145 return -1;
2146 return (asect->reloc_count + 1) * sizeof (arelent *);
2147 }
2148
2149 static boolean
2150 ieee_get_section_contents (abfd, section, location, offset, count)
2151 bfd *abfd;
2152 sec_ptr section;
2153 PTR location;
2154 file_ptr offset;
2155 bfd_size_type count;
2156 {
2157 ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;
2158 if ((section->flags & SEC_DEBUGGING) != 0)
2159 return _bfd_generic_get_section_contents (abfd, section, location,
2160 offset, count);
2161 ieee_slurp_section_data (abfd);
2162 (void) memcpy ((PTR) location, (PTR) (p->data + offset), (unsigned) count);
2163 return true;
2164 }
2165
2166 static long
2167 ieee_canonicalize_reloc (abfd, section, relptr, symbols)
2168 bfd *abfd;
2169 sec_ptr section;
2170 arelent **relptr;
2171 asymbol **symbols;
2172 {
2173 /* ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;*/
2174 ieee_reloc_type *src = (ieee_reloc_type *) (section->relocation);
2175 ieee_data_type *ieee = IEEE_DATA (abfd);
2176
2177 if ((section->flags & SEC_DEBUGGING) != 0)
2178 return 0;
2179
2180 while (src != (ieee_reloc_type *) NULL)
2181 {
2182 /* Work out which symbol to attach it this reloc to */
2183 switch (src->symbol.letter)
2184 {
2185 case 'I':
2186 src->relent.sym_ptr_ptr =
2187 symbols + src->symbol.index + ieee->external_symbol_base_offset;
2188 break;
2189 case 'X':
2190 src->relent.sym_ptr_ptr =
2191 symbols + src->symbol.index + ieee->external_reference_base_offset;
2192 break;
2193 case 0:
2194 if (src->relent.sym_ptr_ptr != NULL)
2195 src->relent.sym_ptr_ptr =
2196 src->relent.sym_ptr_ptr[0]->section->symbol_ptr_ptr;
2197 break;
2198 default:
2199
2200 BFD_FAIL ();
2201 }
2202 *relptr++ = &src->relent;
2203 src = src->next;
2204 }
2205 *relptr = (arelent *) NULL;
2206 return section->reloc_count;
2207 }
2208
2209 static int
2210 comp (ap, bp)
2211 const PTR ap;
2212 const PTR bp;
2213 {
2214 arelent *a = *((arelent **) ap);
2215 arelent *b = *((arelent **) bp);
2216 return a->address - b->address;
2217 }
2218
2219 /* Write the section headers. */
2220
2221 static boolean
2222 ieee_write_section_part (abfd)
2223 bfd *abfd;
2224 {
2225 ieee_data_type *ieee = IEEE_DATA (abfd);
2226 asection *s;
2227 ieee->w.r.section_part = bfd_tell (abfd);
2228 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
2229 {
2230 if (! bfd_is_abs_section (s)
2231 && (s->flags & SEC_DEBUGGING) == 0)
2232 {
2233 if (! ieee_write_byte (abfd, ieee_section_type_enum)
2234 || ! ieee_write_byte (abfd,
2235 (bfd_byte) (s->index
2236 + IEEE_SECTION_NUMBER_BASE)))
2237 return false;
2238
2239 if (abfd->flags & EXEC_P)
2240 {
2241 /* This image is executable, so output absolute sections */
2242 if (! ieee_write_byte (abfd, ieee_variable_A_enum)
2243 || ! ieee_write_byte (abfd, ieee_variable_S_enum))
2244 return false;
2245 }
2246 else
2247 {
2248 if (! ieee_write_byte (abfd, ieee_variable_C_enum))
2249 return false;
2250 }
2251
2252 switch (s->flags & (SEC_CODE | SEC_DATA | SEC_ROM))
2253 {
2254 case SEC_CODE | SEC_LOAD:
2255 case SEC_CODE:
2256 if (! ieee_write_byte (abfd, ieee_variable_P_enum))
2257 return false;
2258 break;
2259 case SEC_DATA:
2260 default:
2261 if (! ieee_write_byte (abfd, ieee_variable_D_enum))
2262 return false;
2263 break;
2264 case SEC_ROM:
2265 case SEC_ROM | SEC_DATA:
2266 case SEC_ROM | SEC_LOAD:
2267 case SEC_ROM | SEC_DATA | SEC_LOAD:
2268 if (! ieee_write_byte (abfd, ieee_variable_R_enum))
2269 return false;
2270 }
2271
2272
2273 if (! ieee_write_id (abfd, s->name))
2274 return false;
2275 #if 0
2276 ieee_write_int (abfd, 0); /* Parent */
2277 ieee_write_int (abfd, 0); /* Brother */
2278 ieee_write_int (abfd, 0); /* Context */
2279 #endif
2280 /* Alignment */
2281 if (! ieee_write_byte (abfd, ieee_section_alignment_enum)
2282 || ! ieee_write_byte (abfd,
2283 (bfd_byte) (s->index
2284 + IEEE_SECTION_NUMBER_BASE))
2285 || ! ieee_write_int (abfd, 1 << s->alignment_power))
2286 return false;
2287
2288 /* Size */
2289 if (! ieee_write_2bytes (abfd, ieee_section_size_enum)
2290 || ! ieee_write_byte (abfd,
2291 (bfd_byte) (s->index
2292 + IEEE_SECTION_NUMBER_BASE))
2293 || ! ieee_write_int (abfd, s->_raw_size))
2294 return false;
2295 if (abfd->flags & EXEC_P)
2296 {
2297 /* Relocateable sections don't have asl records */
2298 /* Vma */
2299 if (! ieee_write_2bytes (abfd, ieee_section_base_address_enum)
2300 || ! ieee_write_byte (abfd,
2301 ((bfd_byte)
2302 (s->index
2303 + IEEE_SECTION_NUMBER_BASE)))
2304 || ! ieee_write_int (abfd, s->lma))
2305 return false;
2306 }
2307 }
2308 }
2309
2310 return true;
2311 }
2312
2313
2314 static boolean
2315 do_with_relocs (abfd, s)
2316 bfd *abfd;
2317 asection *s;
2318 {
2319 unsigned int number_of_maus_in_address =
2320 bfd_arch_bits_per_address (abfd) / bfd_arch_bits_per_byte (abfd);
2321 unsigned int relocs_to_go = s->reloc_count;
2322 bfd_byte *stream = ieee_per_section (s)->data;
2323 arelent **p = s->orelocation;
2324 bfd_size_type current_byte_index = 0;
2325
2326 qsort (s->orelocation,
2327 relocs_to_go,
2328 sizeof (arelent **),
2329 comp);
2330
2331 /* Output the section preheader */
2332 if (! ieee_write_byte (abfd, ieee_set_current_section_enum)
2333 || ! ieee_write_byte (abfd,
2334 (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE))
2335 || ! ieee_write_2bytes (abfd, ieee_set_current_pc_enum)
2336 || ! ieee_write_byte (abfd,
2337 (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE)))
2338 return false;
2339
2340 if ((abfd->flags & EXEC_P) != 0 && relocs_to_go == 0)
2341 {
2342 if (! ieee_write_int (abfd, s->lma))
2343 return false;
2344 }
2345 else
2346 {
2347 if (! ieee_write_expression (abfd, 0, s->symbol, 0, 0))
2348 return false;
2349 }
2350
2351 if (relocs_to_go == 0)
2352 {
2353 /* If there aren't any relocations then output the load constant
2354 byte opcode rather than the load with relocation opcode */
2355
2356 while (current_byte_index < s->_raw_size)
2357 {
2358 bfd_size_type run;
2359 unsigned int MAXRUN = 127;
2360 run = MAXRUN;
2361 if (run > s->_raw_size - current_byte_index)
2362 {
2363 run = s->_raw_size - current_byte_index;
2364 }
2365
2366 if (run != 0)
2367 {
2368 if (! ieee_write_byte (abfd, ieee_load_constant_bytes_enum))
2369 return false;
2370 /* Output a stream of bytes */
2371 if (! ieee_write_int (abfd, run))
2372 return false;
2373 if (bfd_write ((PTR) (stream + current_byte_index),
2374 1,
2375 run,
2376 abfd)
2377 != run)
2378 return false;
2379 current_byte_index += run;
2380 }
2381 }
2382 }
2383 else
2384 {
2385 if (! ieee_write_byte (abfd, ieee_load_with_relocation_enum))
2386 return false;
2387
2388 /* Output the data stream as the longest sequence of bytes
2389 possible, allowing for the a reasonable packet size and
2390 relocation stuffs. */
2391
2392 if ((PTR) stream == (PTR) NULL)
2393 {
2394 /* Outputting a section without data, fill it up */
2395 stream = (unsigned char *) (bfd_alloc (abfd, s->_raw_size));
2396 if (!stream)
2397 return false;
2398 memset ((PTR) stream, 0, (size_t) s->_raw_size);
2399 }
2400 while (current_byte_index < s->_raw_size)
2401 {
2402 bfd_size_type run;
2403 unsigned int MAXRUN = 127;
2404 if (relocs_to_go)
2405 {
2406 run = (*p)->address - current_byte_index;
2407 if (run > MAXRUN)
2408 run = MAXRUN;
2409 }
2410 else
2411 {
2412 run = MAXRUN;
2413 }
2414 if (run > s->_raw_size - current_byte_index)
2415 {
2416 run = s->_raw_size - current_byte_index;
2417 }
2418
2419 if (run != 0)
2420 {
2421 /* Output a stream of bytes */
2422 if (! ieee_write_int (abfd, run))
2423 return false;
2424 if (bfd_write ((PTR) (stream + current_byte_index),
2425 1,
2426 run,
2427 abfd)
2428 != run)
2429 return false;
2430 current_byte_index += run;
2431 }
2432 /* Output any relocations here */
2433 if (relocs_to_go && (*p) && (*p)->address == current_byte_index)
2434 {
2435 while (relocs_to_go
2436 && (*p) && (*p)->address == current_byte_index)
2437 {
2438 arelent *r = *p;
2439 bfd_signed_vma ov;
2440
2441 #if 0
2442 if (r->howto->pc_relative)
2443 {
2444 r->addend += current_byte_index;
2445 }
2446 #endif
2447
2448 switch (r->howto->size)
2449 {
2450 case 2:
2451
2452 ov = bfd_get_signed_32 (abfd,
2453 stream + current_byte_index);
2454 current_byte_index += 4;
2455 break;
2456 case 1:
2457 ov = bfd_get_signed_16 (abfd,
2458 stream + current_byte_index);
2459 current_byte_index += 2;
2460 break;
2461 case 0:
2462 ov = bfd_get_signed_8 (abfd,
2463 stream + current_byte_index);
2464 current_byte_index++;
2465 break;
2466 default:
2467 ov = 0;
2468 BFD_FAIL ();
2469 return false;
2470 }
2471
2472 ov &= r->howto->src_mask;
2473
2474 if (r->howto->pc_relative
2475 && ! r->howto->pcrel_offset)
2476 ov += r->address;
2477
2478 if (! ieee_write_byte (abfd,
2479 ieee_function_either_open_b_enum))
2480 return false;
2481
2482 /* abort();*/
2483
2484 if (r->sym_ptr_ptr != (asymbol **) NULL)
2485 {
2486 if (! ieee_write_expression (abfd, r->addend + ov,
2487 *(r->sym_ptr_ptr),
2488 r->howto->pc_relative,
2489 s->index))
2490 return false;
2491 }
2492 else
2493 {
2494 if (! ieee_write_expression (abfd, r->addend + ov,
2495 (asymbol *) NULL,
2496 r->howto->pc_relative,
2497 s->index))
2498 return false;
2499 }
2500
2501 if (number_of_maus_in_address
2502 != bfd_get_reloc_size (r->howto))
2503 {
2504 if (! ieee_write_int (abfd,
2505 bfd_get_reloc_size (r->howto)))
2506 return false;
2507 }
2508 if (! ieee_write_byte (abfd,
2509 ieee_function_either_close_b_enum))
2510 return false;
2511
2512 relocs_to_go--;
2513 p++;
2514 }
2515
2516 }
2517 }
2518 }
2519
2520 return true;
2521 }
2522
2523 /* If there are no relocations in the output section then we can be
2524 clever about how we write. We block items up into a max of 127
2525 bytes. */
2526
2527 static boolean
2528 do_as_repeat (abfd, s)
2529 bfd *abfd;
2530 asection *s;
2531 {
2532 if (s->_raw_size)
2533 {
2534 if (! ieee_write_byte (abfd, ieee_set_current_section_enum)
2535 || ! ieee_write_byte (abfd,
2536 (bfd_byte) (s->index
2537 + IEEE_SECTION_NUMBER_BASE))
2538 || ! ieee_write_byte (abfd, ieee_set_current_pc_enum >> 8)
2539 || ! ieee_write_byte (abfd, ieee_set_current_pc_enum & 0xff)
2540 || ! ieee_write_byte (abfd,
2541 (bfd_byte) (s->index
2542 + IEEE_SECTION_NUMBER_BASE)))
2543 return false;
2544
2545 if ((abfd->flags & EXEC_P) != 0)
2546 {
2547 if (! ieee_write_int (abfd, s->lma))
2548 return false;
2549 }
2550 else
2551 {
2552 if (! ieee_write_expression (abfd, 0, s->symbol, 0, 0))
2553 return false;
2554 }
2555
2556 if (! ieee_write_byte (abfd, ieee_repeat_data_enum)
2557 || ! ieee_write_int (abfd, s->_raw_size)
2558 || ! ieee_write_byte (abfd, ieee_load_constant_bytes_enum)
2559 || ! ieee_write_byte (abfd, 1)
2560 || ! ieee_write_byte (abfd, 0))
2561 return false;
2562 }
2563
2564 return true;
2565 }
2566
2567 static boolean
2568 do_without_relocs (abfd, s)
2569 bfd *abfd;
2570 asection *s;
2571 {
2572 bfd_byte *stream = ieee_per_section (s)->data;
2573
2574 if (stream == 0 || ((s->flags & SEC_LOAD) == 0))
2575 {
2576 if (! do_as_repeat (abfd, s))
2577 return false;
2578 }
2579 else
2580 {
2581 unsigned int i;
2582 for (i = 0; i < s->_raw_size; i++)
2583 {
2584 if (stream[i] != 0)
2585 {
2586 if (! do_with_relocs (abfd, s))
2587 return false;
2588 return true;
2589 }
2590 }
2591 if (! do_as_repeat (abfd, s))
2592 return false;
2593 }
2594
2595 return true;
2596 }
2597
2598
2599 static unsigned char *output_ptr_start;
2600 static unsigned char *output_ptr;
2601 static unsigned char *output_ptr_end;
2602 static unsigned char *input_ptr_start;
2603 static unsigned char *input_ptr;
2604 static unsigned char *input_ptr_end;
2605 static bfd *input_bfd;
2606 static bfd *output_bfd;
2607 static int output_buffer;
2608
2609 static boolean
2610 ieee_mkobject (abfd)
2611 bfd *abfd;
2612 {
2613 output_ptr_start = NULL;
2614 output_ptr = NULL;
2615 output_ptr_end = NULL;
2616 input_ptr_start = NULL;
2617 input_ptr = NULL;
2618 input_ptr_end = NULL;
2619 input_bfd = NULL;
2620 output_bfd = NULL;
2621 output_buffer = 0;
2622 abfd->tdata.ieee_data = (ieee_data_type *) bfd_zalloc (abfd, sizeof (ieee_data_type));
2623 return abfd->tdata.ieee_data ? true : false;
2624 }
2625
2626 static void
2627 fill ()
2628 {
2629 /* FIXME: Check return value. I'm not sure whether it needs to read
2630 the entire buffer or not. */
2631 bfd_read ((PTR) input_ptr_start, 1, input_ptr_end - input_ptr_start, input_bfd);
2632 input_ptr = input_ptr_start;
2633 }
2634
2635 static void
2636 flush ()
2637 {
2638 if (bfd_write ((PTR) (output_ptr_start), 1, output_ptr - output_ptr_start,
2639 output_bfd)
2640 != (bfd_size_type) (output_ptr - output_ptr_start))
2641 abort ();
2642 output_ptr = output_ptr_start;
2643 output_buffer++;
2644 }
2645
2646 #define THIS() ( *input_ptr )
2647 #define NEXT() { input_ptr++; if (input_ptr == input_ptr_end) fill(); }
2648 #define OUT(x) { *output_ptr++ = (x); if(output_ptr == output_ptr_end) flush(); }
2649
2650 static void
2651 write_int (value)
2652 int value;
2653 {
2654 if (value >= 0 && value <= 127)
2655 {
2656 OUT (value);
2657 }
2658 else
2659 {
2660 unsigned int length;
2661 /* How many significant bytes ? */
2662 /* FIXME FOR LONGER INTS */
2663 if (value & 0xff000000)
2664 {
2665 length = 4;
2666 }
2667 else if (value & 0x00ff0000)
2668 {
2669 length = 3;
2670 }
2671 else if (value & 0x0000ff00)
2672 {
2673 length = 2;
2674 }
2675 else
2676 length = 1;
2677
2678 OUT ((int) ieee_number_repeat_start_enum + length);
2679 switch (length)
2680 {
2681 case 4:
2682 OUT (value >> 24);
2683 case 3:
2684 OUT (value >> 16);
2685 case 2:
2686 OUT (value >> 8);
2687 case 1:
2688 OUT (value);
2689 }
2690
2691 }
2692 }
2693
2694 static void
2695 copy_id ()
2696 {
2697 int length = THIS ();
2698 char ch;
2699 OUT (length);
2700 NEXT ();
2701 while (length--)
2702 {
2703 ch = THIS ();
2704 OUT (ch);
2705 NEXT ();
2706 }
2707 }
2708
2709 #define VAR(x) ((x | 0x80))
2710 static void
2711 copy_expression ()
2712 {
2713 int stack[10];
2714 int *tos = stack;
2715 int value = 0;
2716 while (1)
2717 {
2718 switch (THIS ())
2719 {
2720 case 0x84:
2721 NEXT ();
2722 value = THIS ();
2723 NEXT ();
2724 value = (value << 8) | THIS ();
2725 NEXT ();
2726 value = (value << 8) | THIS ();
2727 NEXT ();
2728 value = (value << 8) | THIS ();
2729 NEXT ();
2730 *tos++ = value;
2731 break;
2732 case 0x83:
2733 NEXT ();
2734 value = THIS ();
2735 NEXT ();
2736 value = (value << 8) | THIS ();
2737 NEXT ();
2738 value = (value << 8) | THIS ();
2739 NEXT ();
2740 *tos++ = value;
2741 break;
2742 case 0x82:
2743 NEXT ();
2744 value = THIS ();
2745 NEXT ();
2746 value = (value << 8) | THIS ();
2747 NEXT ();
2748 *tos++ = value;
2749 break;
2750 case 0x81:
2751 NEXT ();
2752 value = THIS ();
2753 NEXT ();
2754 *tos++ = value;
2755 break;
2756 case 0x80:
2757 NEXT ();
2758 *tos++ = 0;
2759 break;
2760 default:
2761 if (THIS () > 0x84)
2762 {
2763 /* Not a number, just bug out with the answer */
2764 write_int (*(--tos));
2765 return;
2766 }
2767 *tos++ = THIS ();
2768 NEXT ();
2769 value = 0;
2770 break;
2771 case 0xa5:
2772 /* PLUS anything */
2773 {
2774 int value = *(--tos);
2775 value += *(--tos);
2776 *tos++ = value;
2777 NEXT ();
2778 }
2779 break;
2780 case VAR ('R'):
2781 {
2782 int section_number;
2783 ieee_data_type *ieee;
2784 asection *s;
2785 NEXT ();
2786 section_number = THIS ();
2787
2788 NEXT ();
2789 ieee = IEEE_DATA (input_bfd);
2790 s = ieee->section_table[section_number];
2791 if (s->output_section)
2792 {
2793 value = s->output_section->lma;
2794 }
2795 else
2796 {
2797 value = 0;
2798 }
2799 value += s->output_offset;
2800 *tos++ = value;
2801 value = 0;
2802 }
2803 break;
2804 case 0x90:
2805 {
2806 NEXT ();
2807 write_int (*(--tos));
2808 OUT (0x90);
2809 return;
2810
2811 }
2812 }
2813 }
2814
2815 }
2816
2817 /* Drop the int in the buffer, and copy a null into the gap, which we
2818 will overwrite later */
2819
2820 static void
2821 fill_int (buf)
2822 struct output_buffer_struct *buf;
2823 {
2824 if (buf->buffer == output_buffer)
2825 {
2826 /* Still a chance to output the size */
2827 int value = output_ptr - buf->ptrp + 3;
2828 buf->ptrp[0] = value >> 24;
2829 buf->ptrp[1] = value >> 16;
2830 buf->ptrp[2] = value >> 8;
2831 buf->ptrp[3] = value >> 0;
2832 }
2833 }
2834
2835 static void
2836 drop_int (buf)
2837 struct output_buffer_struct *buf;
2838 {
2839 int type = THIS ();
2840 int ch;
2841 if (type <= 0x84)
2842 {
2843 NEXT ();
2844 switch (type)
2845 {
2846 case 0x84:
2847 ch = THIS ();
2848 NEXT ();
2849 case 0x83:
2850 ch = THIS ();
2851 NEXT ();
2852 case 0x82:
2853 ch = THIS ();
2854 NEXT ();
2855 case 0x81:
2856 ch = THIS ();
2857 NEXT ();
2858 case 0x80:
2859 break;
2860 }
2861 }
2862 OUT (0x84);
2863 buf->ptrp = output_ptr;
2864 buf->buffer = output_buffer;
2865 OUT (0);
2866 OUT (0);
2867 OUT (0);
2868 OUT (0);
2869 }
2870
2871 static void
2872 copy_int ()
2873 {
2874 int type = THIS ();
2875 int ch;
2876 if (type <= 0x84)
2877 {
2878 OUT (type);
2879 NEXT ();
2880 switch (type)
2881 {
2882 case 0x84:
2883 ch = THIS ();
2884 NEXT ();
2885 OUT (ch);
2886 case 0x83:
2887 ch = THIS ();
2888 NEXT ();
2889 OUT (ch);
2890 case 0x82:
2891 ch = THIS ();
2892 NEXT ();
2893 OUT (ch);
2894 case 0x81:
2895 ch = THIS ();
2896 NEXT ();
2897 OUT (ch);
2898 case 0x80:
2899 break;
2900 }
2901 }
2902 }
2903
2904 #define ID copy_id()
2905 #define INT copy_int()
2906 #define EXP copy_expression()
2907 #define INTn(q) copy_int()
2908 #define EXPn(q) copy_expression()
2909
2910 static void
2911 f1_record ()
2912 {
2913 int ch;
2914 /* ATN record */
2915 NEXT ();
2916 ch = THIS ();
2917 switch (ch)
2918 {
2919 default:
2920 OUT (0xf1);
2921 OUT (ch);
2922 break;
2923 case 0xc9:
2924 NEXT ();
2925 OUT (0xf1);
2926 OUT (0xc9);
2927 INT;
2928 INT;
2929 ch = THIS ();
2930 switch (ch)
2931 {
2932 case 0x16:
2933 NEXT ();
2934 break;
2935 case 0x01:
2936 NEXT ();
2937 break;
2938 case 0x00:
2939 NEXT ();
2940 INT;
2941 break;
2942 case 0x03:
2943 NEXT ();
2944 INT;
2945 break;
2946 case 0x13:
2947 EXPn (instruction address);
2948 break;
2949 default:
2950 break;
2951 }
2952 break;
2953 case 0xd8:
2954 /* EXternal ref */
2955 NEXT ();
2956 OUT (0xf1);
2957 OUT (0xd8);
2958 EXP;
2959 EXP;
2960 EXP;
2961 EXP;
2962 break;
2963 case 0xce:
2964 NEXT ();
2965 OUT (0xf1);
2966 OUT (0xce);
2967 INT;
2968 INT;
2969 ch = THIS ();
2970 INT;
2971 switch (ch)
2972 {
2973 case 0x01:
2974 INT;
2975 INT;
2976 break;
2977 case 0x02:
2978 INT;
2979 break;
2980 case 0x04:
2981 EXPn (external function);
2982 break;
2983 case 0x05:
2984 break;
2985 case 0x07:
2986 INTn (line number);
2987 INT;
2988 case 0x08:
2989 break;
2990 case 0x0a:
2991 INTn (locked register);
2992 INT;
2993 break;
2994 case 0x3f:
2995 copy_till_end ();
2996 break;
2997 case 0x3e:
2998 copy_till_end ();
2999 break;
3000 case 0x40:
3001 copy_till_end ();
3002 break;
3003 case 0x41:
3004 ID;
3005 break;
3006 }
3007 }
3008
3009 }
3010
3011 static void
3012 f0_record ()
3013 {
3014 /* Attribute record */
3015 NEXT ();
3016 OUT (0xf0);
3017 INTn (Symbol name);
3018 ID;
3019 }
3020
3021 static void
3022 copy_till_end ()
3023 {
3024 int ch = THIS ();
3025 while (1)
3026 {
3027 while (ch <= 0x80)
3028 {
3029 OUT (ch);
3030 NEXT ();
3031 ch = THIS ();
3032 }
3033 switch (ch)
3034 {
3035 case 0x84:
3036 OUT (THIS ());
3037 NEXT ();
3038 case 0x83:
3039 OUT (THIS ());
3040 NEXT ();
3041 case 0x82:
3042 OUT (THIS ());
3043 NEXT ();
3044 case 0x81:
3045 OUT (THIS ());
3046 NEXT ();
3047 OUT (THIS ());
3048 NEXT ();
3049
3050 ch = THIS ();
3051 break;
3052 default:
3053 return;
3054 }
3055 }
3056
3057 }
3058
3059 static void
3060 f2_record ()
3061 {
3062 NEXT ();
3063 OUT (0xf2);
3064 INT;
3065 NEXT ();
3066 OUT (0xce);
3067 INT;
3068 copy_till_end ();
3069 }
3070
3071
3072 static void
3073 f8_record ()
3074 {
3075 int ch;
3076 NEXT ();
3077 ch = THIS ();
3078 switch (ch)
3079 {
3080 case 0x01:
3081 case 0x02:
3082 case 0x03:
3083 /* Unique typedefs for module */
3084 /* GLobal typedefs */
3085 /* High level module scope beginning */
3086 {
3087 struct output_buffer_struct ob;
3088 NEXT ();
3089 OUT (0xf8);
3090 OUT (ch);
3091 drop_int (&ob);
3092 ID;
3093
3094 block ();
3095
3096 NEXT ();
3097 fill_int (&ob);
3098 OUT (0xf9);
3099 }
3100 break;
3101 case 0x04:
3102 /* Global function */
3103 {
3104 struct output_buffer_struct ob;
3105 NEXT ();
3106 OUT (0xf8);
3107 OUT (0x04);
3108 drop_int (&ob);
3109 ID;
3110 INTn (stack size);
3111 INTn (ret val);
3112 EXPn (offset);
3113
3114 block ();
3115
3116 NEXT ();
3117 OUT (0xf9);
3118 EXPn (size of block);
3119 fill_int (&ob);
3120 }
3121 break;
3122
3123 case 0x05:
3124 /* File name for source line numbers */
3125 {
3126 struct output_buffer_struct ob;
3127 NEXT ();
3128 OUT (0xf8);
3129 OUT (0x05);
3130 drop_int (&ob);
3131 ID;
3132 INTn (year);
3133 INTn (month);
3134 INTn (day);
3135 INTn (hour);
3136 INTn (monute);
3137 INTn (second);
3138 block ();
3139 NEXT ();
3140 OUT (0xf9);
3141 fill_int (&ob);
3142 }
3143 break;
3144
3145 case 0x06:
3146 /* Local function */
3147 {
3148 struct output_buffer_struct ob;
3149 NEXT ();
3150 OUT (0xf8);
3151 OUT (0x06);
3152 drop_int (&ob);
3153 ID;
3154 INTn (stack size);
3155 INTn (type return);
3156 EXPn (offset);
3157 block ();
3158 NEXT ();
3159 OUT (0xf9);
3160 EXPn (size);
3161 fill_int (&ob);
3162 }
3163 break;
3164
3165 case 0x0a:
3166 /* Assembler module scope beginning -*/
3167 {
3168 struct output_buffer_struct ob;
3169
3170 NEXT ();
3171 OUT (0xf8);
3172 OUT (0x0a);
3173 drop_int (&ob);
3174 ID;
3175 ID;
3176 INT;
3177 ID;
3178 INT;
3179 INT;
3180 INT;
3181 INT;
3182 INT;
3183 INT;
3184
3185 block ();
3186
3187 NEXT ();
3188 OUT (0xf9);
3189 fill_int (&ob);
3190 }
3191 break;
3192 case 0x0b:
3193 {
3194 struct output_buffer_struct ob;
3195 NEXT ();
3196 OUT (0xf8);
3197 OUT (0x0b);
3198 drop_int (&ob);
3199 ID;
3200 INT;
3201 INTn (section index);
3202 EXPn (offset);
3203 INTn (stuff);
3204
3205 block ();
3206
3207 OUT (0xf9);
3208 NEXT ();
3209 EXPn (Size in Maus);
3210 fill_int (&ob);
3211 }
3212 break;
3213 }
3214 }
3215
3216 static void
3217 e2_record ()
3218 {
3219 OUT (0xe2);
3220 NEXT ();
3221 OUT (0xce);
3222 NEXT ();
3223 INT;
3224 EXP;
3225 }
3226
3227 static void
3228 block ()
3229 {
3230 int ch;
3231 while (1)
3232 {
3233 ch = THIS ();
3234 switch (ch)
3235 {
3236 case 0xe1:
3237 case 0xe5:
3238 return;
3239 case 0xf9:
3240 return;
3241 case 0xf0:
3242 f0_record ();
3243 break;
3244 case 0xf1:
3245 f1_record ();
3246 break;
3247 case 0xf2:
3248 f2_record ();
3249 break;
3250 case 0xf8:
3251 f8_record ();
3252 break;
3253 case 0xe2:
3254 e2_record ();
3255 break;
3256
3257 }
3258 }
3259 }
3260
3261
3262
3263 /* relocate_debug,
3264 moves all the debug information from the source bfd to the output
3265 bfd, and relocates any expressions it finds
3266 */
3267
3268 static void
3269 relocate_debug (output, input)
3270 bfd *output ATTRIBUTE_UNUSED;
3271 bfd *input;
3272 {
3273 #define IBS 400
3274 #define OBS 400
3275 unsigned char input_buffer[IBS];
3276
3277 input_ptr_start = input_ptr = input_buffer;
3278 input_ptr_end = input_buffer + IBS;
3279 input_bfd = input;
3280 /* FIXME: Check return value. I'm not sure whether it needs to read
3281 the entire buffer or not. */
3282 bfd_read ((PTR) input_ptr_start, 1, IBS, input);
3283 block ();
3284 }
3285
3286 /* Gather together all the debug information from each input BFD into
3287 one place, relocating it and emitting it as we go. */
3288
3289 static boolean
3290 ieee_write_debug_part (abfd)
3291 bfd *abfd;
3292 {
3293 ieee_data_type *ieee = IEEE_DATA (abfd);
3294 bfd_chain_type *chain = ieee->chain_root;
3295 unsigned char output_buffer[OBS];
3296 boolean some_debug = false;
3297 file_ptr here = bfd_tell (abfd);
3298
3299 output_ptr_start = output_ptr = output_buffer;
3300 output_ptr_end = output_buffer + OBS;
3301 output_ptr = output_buffer;
3302 output_bfd = abfd;
3303
3304 if (chain == (bfd_chain_type *) NULL)
3305 {
3306 asection *s;
3307
3308 for (s = abfd->sections; s != NULL; s = s->next)
3309 if ((s->flags & SEC_DEBUGGING) != 0)
3310 break;
3311 if (s == NULL)
3312 {
3313 ieee->w.r.debug_information_part = 0;
3314 return true;
3315 }
3316
3317 ieee->w.r.debug_information_part = here;
3318 if (bfd_write (s->contents, 1, s->_raw_size, abfd) != s->_raw_size)
3319 return false;
3320 }
3321 else
3322 {
3323 while (chain != (bfd_chain_type *) NULL)
3324 {
3325 bfd *entry = chain->this;
3326 ieee_data_type *entry_ieee = IEEE_DATA (entry);
3327 if (entry_ieee->w.r.debug_information_part)
3328 {
3329 if (bfd_seek (entry, entry_ieee->w.r.debug_information_part,
3330 SEEK_SET)
3331 != 0)
3332 return false;
3333 relocate_debug (abfd, entry);
3334 }
3335
3336 chain = chain->next;
3337 }
3338 if (some_debug)
3339 {
3340 ieee->w.r.debug_information_part = here;
3341 }
3342 else
3343 {
3344 ieee->w.r.debug_information_part = 0;
3345 }
3346
3347 flush ();
3348 }
3349
3350 return true;
3351 }
3352
3353 /* Write the data in an ieee way. */
3354
3355 static boolean
3356 ieee_write_data_part (abfd)
3357 bfd *abfd;
3358 {
3359 asection *s;
3360 ieee_data_type *ieee = IEEE_DATA (abfd);
3361 ieee->w.r.data_part = bfd_tell (abfd);
3362 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
3363 {
3364 /* Skip sections that have no loadable contents (.bss,
3365 debugging, etc.) */
3366 if ((s->flags & SEC_LOAD) == 0)
3367 continue;
3368
3369 /* Sort the reloc records so we can insert them in the correct
3370 places */
3371 if (s->reloc_count != 0)
3372 {
3373 if (! do_with_relocs (abfd, s))
3374 return false;
3375 }
3376 else
3377 {
3378 if (! do_without_relocs (abfd, s))
3379 return false;
3380 }
3381 }
3382
3383 return true;
3384 }
3385
3386
3387 static boolean
3388 init_for_output (abfd)
3389 bfd *abfd;
3390 {
3391 asection *s;
3392 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
3393 {
3394 if ((s->flags & SEC_DEBUGGING) != 0)
3395 continue;
3396 if (s->_raw_size != 0)
3397 {
3398 ieee_per_section (s)->data = (bfd_byte *) (bfd_alloc (abfd, s->_raw_size));
3399 if (!ieee_per_section (s)->data)
3400 return false;
3401 }
3402 }
3403 return true;
3404 }
3405 \f
3406 /** exec and core file sections */
3407
3408 /* set section contents is complicated with IEEE since the format is
3409 * not a byte image, but a record stream.
3410 */
3411 static boolean
3412 ieee_set_section_contents (abfd, section, location, offset, count)
3413 bfd *abfd;
3414 sec_ptr section;
3415 PTR location;
3416 file_ptr offset;
3417 bfd_size_type count;
3418 {
3419 if ((section->flags & SEC_DEBUGGING) != 0)
3420 {
3421 if (section->contents == NULL)
3422 {
3423 section->contents = ((unsigned char *)
3424 bfd_alloc (abfd, section->_raw_size));
3425 if (section->contents == NULL)
3426 return false;
3427 }
3428 /* bfd_set_section_contents has already checked that everything
3429 is within range. */
3430 memcpy (section->contents + offset, location, count);
3431 return true;
3432 }
3433
3434 if (ieee_per_section (section)->data == (bfd_byte *) NULL)
3435 {
3436 if (!init_for_output (abfd))
3437 return false;
3438 }
3439 memcpy ((PTR) (ieee_per_section (section)->data + offset),
3440 (PTR) location,
3441 (unsigned int) count);
3442 return true;
3443 }
3444
3445 /* Write the external symbols of a file. IEEE considers two sorts of
3446 external symbols, public, and referenced. It uses to internal
3447 forms to index them as well. When we write them out we turn their
3448 symbol values into indexes from the right base. */
3449
3450 static boolean
3451 ieee_write_external_part (abfd)
3452 bfd *abfd;
3453 {
3454 asymbol **q;
3455 ieee_data_type *ieee = IEEE_DATA (abfd);
3456
3457 unsigned int reference_index = IEEE_REFERENCE_BASE;
3458 unsigned int public_index = IEEE_PUBLIC_BASE + 2;
3459 file_ptr here = bfd_tell (abfd);
3460 boolean hadone = false;
3461 if (abfd->outsymbols != (asymbol **) NULL)
3462 {
3463
3464 for (q = abfd->outsymbols; *q != (asymbol *) NULL; q++)
3465 {
3466 asymbol *p = *q;
3467 if (bfd_is_und_section (p->section))
3468 {
3469 /* This must be a symbol reference .. */
3470 if (! ieee_write_byte (abfd, ieee_external_reference_enum)
3471 || ! ieee_write_int (abfd, reference_index)
3472 || ! ieee_write_id (abfd, p->name))
3473 return false;
3474 p->value = reference_index;
3475 reference_index++;
3476 hadone = true;
3477 }
3478 else if (bfd_is_com_section (p->section))
3479 {
3480 /* This is a weak reference */
3481 if (! ieee_write_byte (abfd, ieee_external_reference_enum)
3482 || ! ieee_write_int (abfd, reference_index)
3483 || ! ieee_write_id (abfd, p->name)
3484 || ! ieee_write_byte (abfd,
3485 ieee_weak_external_reference_enum)
3486 || ! ieee_write_int (abfd, reference_index)
3487 || ! ieee_write_int (abfd, p->value))
3488 return false;
3489 p->value = reference_index;
3490 reference_index++;
3491 hadone = true;
3492 }
3493 else if (p->flags & BSF_GLOBAL)
3494 {
3495 /* This must be a symbol definition */
3496
3497 if (! ieee_write_byte (abfd, ieee_external_symbol_enum)
3498 || ! ieee_write_int (abfd, public_index)
3499 || ! ieee_write_id (abfd, p->name)
3500 || ! ieee_write_2bytes (abfd, ieee_attribute_record_enum)
3501 || ! ieee_write_int (abfd, public_index)
3502 || ! ieee_write_byte (abfd, 15) /* instruction address */
3503 || ! ieee_write_byte (abfd, 19) /* static symbol */
3504 || ! ieee_write_byte (abfd, 1)) /* one of them */
3505 return false;
3506
3507 /* Write out the value */
3508 if (! ieee_write_2bytes (abfd, ieee_value_record_enum)
3509 || ! ieee_write_int (abfd, public_index))
3510 return false;
3511 if (! bfd_is_abs_section (p->section))
3512 {
3513 if (abfd->flags & EXEC_P)
3514 {
3515 /* If fully linked, then output all symbols
3516 relocated */
3517 if (! (ieee_write_int
3518 (abfd,
3519 (p->value
3520 + p->section->output_offset
3521 + p->section->output_section->vma))))
3522 return false;
3523 }
3524 else
3525 {
3526 if (! (ieee_write_expression
3527 (abfd,
3528 p->value + p->section->output_offset,
3529 p->section->output_section->symbol,
3530 false, 0)))
3531 return false;
3532 }
3533 }
3534 else
3535 {
3536 if (! ieee_write_expression (abfd,
3537 p->value,
3538 bfd_abs_section_ptr->symbol,
3539 false, 0))
3540 return false;
3541 }
3542 p->value = public_index;
3543 public_index++;
3544 hadone = true;
3545 }
3546 else
3547 {
3548 /* This can happen - when there are gaps in the symbols read */
3549 /* from an input ieee file */
3550 }
3551 }
3552 }
3553 if (hadone)
3554 ieee->w.r.external_part = here;
3555
3556 return true;
3557 }
3558
3559
3560 static const unsigned char exten[] =
3561 {
3562 0xf0, 0x20, 0x00,
3563 0xf1, 0xce, 0x20, 0x00, 37, 3, 3, /* Set version 3 rev 3 */
3564 0xf1, 0xce, 0x20, 0x00, 39, 2,/* keep symbol in original case */
3565 0xf1, 0xce, 0x20, 0x00, 38 /* set object type relocateable to x */
3566 };
3567
3568 static const unsigned char envi[] =
3569 {
3570 0xf0, 0x21, 0x00,
3571
3572 /* 0xf1, 0xce, 0x21, 00, 50, 0x82, 0x07, 0xc7, 0x09, 0x11, 0x11,
3573 0x19, 0x2c,
3574 */
3575 0xf1, 0xce, 0x21, 00, 52, 0x00, /* exec ok */
3576
3577 0xf1, 0xce, 0x21, 0, 53, 0x03,/* host unix */
3578 /* 0xf1, 0xce, 0x21, 0, 54, 2,1,1 tool & version # */
3579 };
3580
3581 static boolean
3582 ieee_write_me_part (abfd)
3583 bfd *abfd;
3584 {
3585 ieee_data_type *ieee = IEEE_DATA (abfd);
3586 ieee->w.r.trailer_part = bfd_tell (abfd);
3587 if (abfd->start_address)
3588 {
3589 if (! ieee_write_2bytes (abfd, ieee_value_starting_address_enum)
3590 || ! ieee_write_byte (abfd, ieee_function_either_open_b_enum)
3591 || ! ieee_write_int (abfd, abfd->start_address)
3592 || ! ieee_write_byte (abfd, ieee_function_either_close_b_enum))
3593 return false;
3594 }
3595 ieee->w.r.me_record = bfd_tell (abfd);
3596 if (! ieee_write_byte (abfd, ieee_module_end_enum))
3597 return false;
3598 return true;
3599 }
3600
3601 /* Write out the IEEE processor ID. */
3602
3603 static boolean
3604 ieee_write_processor (abfd)
3605 bfd *abfd;
3606 {
3607 const bfd_arch_info_type *arch;
3608
3609 arch = bfd_get_arch_info (abfd);
3610 switch (arch->arch)
3611 {
3612 default:
3613 if (! ieee_write_id (abfd, bfd_printable_name (abfd)))
3614 return false;
3615 break;
3616
3617 case bfd_arch_a29k:
3618 if (! ieee_write_id (abfd, "29000"))
3619 return false;
3620 break;
3621
3622 case bfd_arch_h8300:
3623 if (! ieee_write_id (abfd, "H8/300"))
3624 return false;
3625 break;
3626
3627 case bfd_arch_h8500:
3628 if (! ieee_write_id (abfd, "H8/500"))
3629 return false;
3630 break;
3631
3632 case bfd_arch_i960:
3633 switch (arch->mach)
3634 {
3635 default:
3636 case bfd_mach_i960_core:
3637 case bfd_mach_i960_ka_sa:
3638 if (! ieee_write_id (abfd, "80960KA"))
3639 return false;
3640 break;
3641
3642 case bfd_mach_i960_kb_sb:
3643 if (! ieee_write_id (abfd, "80960KB"))
3644 return false;
3645 break;
3646
3647 case bfd_mach_i960_ca:
3648 if (! ieee_write_id (abfd, "80960CA"))
3649 return false;
3650 break;
3651
3652 case bfd_mach_i960_mc:
3653 case bfd_mach_i960_xa:
3654 if (! ieee_write_id (abfd, "80960MC"))
3655 return false;
3656 break;
3657 }
3658 break;
3659
3660 case bfd_arch_m68k:
3661 {
3662 const char *id;
3663
3664 switch (arch->mach)
3665 {
3666 default: id = "68020"; break;
3667 case bfd_mach_m68000: id = "68000"; break;
3668 case bfd_mach_m68008: id = "68008"; break;
3669 case bfd_mach_m68010: id = "68010"; break;
3670 case bfd_mach_m68020: id = "68020"; break;
3671 case bfd_mach_m68030: id = "68030"; break;
3672 case bfd_mach_m68040: id = "68040"; break;
3673 case bfd_mach_m68060: id = "68060"; break;
3674 case bfd_mach_cpu32: id = "cpu32"; break;
3675 case bfd_mach_mcf5200:id = "5200"; break;
3676 case bfd_mach_mcf5206e:id = "5206e"; break;
3677 case bfd_mach_mcf5307:id = "5307"; break;
3678 case bfd_mach_mcf5407:id = "5407"; break;
3679 }
3680
3681 if (! ieee_write_id (abfd, id))
3682 return false;
3683 }
3684 break;
3685 }
3686
3687 return true;
3688 }
3689
3690 static boolean
3691 ieee_write_object_contents (abfd)
3692 bfd *abfd;
3693 {
3694 ieee_data_type *ieee = IEEE_DATA (abfd);
3695 unsigned int i;
3696 file_ptr old;
3697
3698 /* Fast forward over the header area */
3699 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
3700 return false;
3701
3702 if (! ieee_write_byte (abfd, ieee_module_beginning_enum)
3703 || ! ieee_write_processor (abfd)
3704 || ! ieee_write_id (abfd, abfd->filename))
3705 return false;
3706
3707 /* Fast forward over the variable bits */
3708 if (! ieee_write_byte (abfd, ieee_address_descriptor_enum))
3709 return false;
3710
3711 /* Bits per MAU */
3712 if (! ieee_write_byte (abfd, (bfd_byte) (bfd_arch_bits_per_byte (abfd))))
3713 return false;
3714 /* MAU's per address */
3715 if (! ieee_write_byte (abfd,
3716 (bfd_byte) (bfd_arch_bits_per_address (abfd)
3717 / bfd_arch_bits_per_byte (abfd))))
3718 return false;
3719
3720 old = bfd_tell (abfd);
3721 if (bfd_seek (abfd, (file_ptr) (8 * N_W_VARIABLES), SEEK_CUR) != 0)
3722 return false;
3723
3724 ieee->w.r.extension_record = bfd_tell (abfd);
3725 if (bfd_write ((char *) exten, 1, sizeof (exten), abfd) != sizeof (exten))
3726 return false;
3727 if (abfd->flags & EXEC_P)
3728 {
3729 if (! ieee_write_byte (abfd, 0x1)) /* Absolute */
3730 return false;
3731 }
3732 else
3733 {
3734 if (! ieee_write_byte (abfd, 0x2)) /* Relocateable */
3735 return false;
3736 }
3737
3738 ieee->w.r.environmental_record = bfd_tell (abfd);
3739 if (bfd_write ((char *) envi, 1, sizeof (envi), abfd) != sizeof (envi))
3740 return false;
3741
3742 /* The HP emulator database requires a timestamp in the file. */
3743 {
3744 time_t now;
3745 const struct tm *t;
3746
3747 time (&now);
3748 t = (struct tm *) localtime (&now);
3749 if (! ieee_write_2bytes (abfd, (int) ieee_atn_record_enum)
3750 || ! ieee_write_byte (abfd, 0x21)
3751 || ! ieee_write_byte (abfd, 0)
3752 || ! ieee_write_byte (abfd, 50)
3753 || ! ieee_write_int (abfd, t->tm_year + 1900)
3754 || ! ieee_write_int (abfd, t->tm_mon + 1)
3755 || ! ieee_write_int (abfd, t->tm_mday)
3756 || ! ieee_write_int (abfd, t->tm_hour)
3757 || ! ieee_write_int (abfd, t->tm_min)
3758 || ! ieee_write_int (abfd, t->tm_sec))
3759 return false;
3760 }
3761
3762 output_bfd = abfd;
3763
3764 flush ();
3765
3766 if (! ieee_write_section_part (abfd))
3767 return false;
3768 /* First write the symbols. This changes their values into table
3769 indeces so we cant use it after this point. */
3770 if (! ieee_write_external_part (abfd))
3771 return false;
3772
3773 /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/
3774
3775 /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/
3776
3777
3778 /* Write any debugs we have been told about. */
3779 if (! ieee_write_debug_part (abfd))
3780 return false;
3781
3782 /* Can only write the data once the symbols have been written, since
3783 the data contains relocation information which points to the
3784 symbols. */
3785 if (! ieee_write_data_part (abfd))
3786 return false;
3787
3788 /* At the end we put the end! */
3789 if (! ieee_write_me_part (abfd))
3790 return false;
3791
3792 /* Generate the header */
3793 if (bfd_seek (abfd, old, SEEK_SET) != 0)
3794 return false;
3795
3796 for (i = 0; i < N_W_VARIABLES; i++)
3797 {
3798 if (! ieee_write_2bytes (abfd, ieee_assign_value_to_variable_enum)
3799 || ! ieee_write_byte (abfd, (bfd_byte) i)
3800 || ! ieee_write_int5_out (abfd, ieee->w.offset[i]))
3801 return false;
3802 }
3803
3804 return true;
3805 }
3806 \f
3807 /* Native-level interface to symbols. */
3808
3809 /* We read the symbols into a buffer, which is discarded when this
3810 function exits. We read the strings into a buffer large enough to
3811 hold them all plus all the cached symbol entries. */
3812
3813 static asymbol *
3814 ieee_make_empty_symbol (abfd)
3815 bfd *abfd;
3816 {
3817 ieee_symbol_type *new =
3818 (ieee_symbol_type *) bfd_zalloc (abfd, sizeof (ieee_symbol_type));
3819 if (!new)
3820 return NULL;
3821 new->symbol.the_bfd = abfd;
3822 return &new->symbol;
3823 }
3824
3825 static bfd *
3826 ieee_openr_next_archived_file (arch, prev)
3827 bfd *arch;
3828 bfd *prev;
3829 {
3830 ieee_ar_data_type *ar = IEEE_AR_DATA (arch);
3831 /* take the next one from the arch state, or reset */
3832 if (prev == (bfd *) NULL)
3833 {
3834 /* Reset the index - the first two entries are bogus*/
3835 ar->element_index = 2;
3836 }
3837 while (true)
3838 {
3839 ieee_ar_obstack_type *p = ar->elements + ar->element_index;
3840 ar->element_index++;
3841 if (ar->element_index <= ar->element_count)
3842 {
3843 if (p->file_offset != (file_ptr) 0)
3844 {
3845 if (p->abfd == (bfd *) NULL)
3846 {
3847 p->abfd = _bfd_create_empty_archive_element_shell (arch);
3848 p->abfd->origin = p->file_offset;
3849 }
3850 return p->abfd;
3851 }
3852 }
3853 else
3854 {
3855 bfd_set_error (bfd_error_no_more_archived_files);
3856 return (bfd *) NULL;
3857 }
3858
3859 }
3860 }
3861
3862 static boolean
3863 ieee_find_nearest_line (abfd, section, symbols, offset, filename_ptr,
3864 functionname_ptr, line_ptr)
3865 bfd *abfd ATTRIBUTE_UNUSED;
3866 asection *section ATTRIBUTE_UNUSED;
3867 asymbol **symbols ATTRIBUTE_UNUSED;
3868 bfd_vma offset ATTRIBUTE_UNUSED;
3869 const char **filename_ptr ATTRIBUTE_UNUSED;
3870 const char **functionname_ptr ATTRIBUTE_UNUSED;
3871 unsigned int *line_ptr ATTRIBUTE_UNUSED;
3872 {
3873 return false;
3874 }
3875
3876 static int
3877 ieee_generic_stat_arch_elt (abfd, buf)
3878 bfd *abfd;
3879 struct stat *buf;
3880 {
3881 ieee_ar_data_type *ar = (ieee_ar_data_type *) NULL;
3882 ieee_data_type *ieee;
3883
3884 if (abfd->my_archive != NULL)
3885 ar = abfd->my_archive->tdata.ieee_ar_data;
3886 if (ar == (ieee_ar_data_type *) NULL)
3887 {
3888 bfd_set_error (bfd_error_invalid_operation);
3889 return -1;
3890 }
3891
3892 if (IEEE_DATA (abfd) == NULL)
3893 {
3894 if (ieee_object_p (abfd) == NULL)
3895 {
3896 bfd_set_error (bfd_error_wrong_format);
3897 return -1;
3898 }
3899 }
3900
3901 ieee = IEEE_DATA (abfd);
3902
3903 buf->st_size = ieee->w.r.me_record + 1;
3904 buf->st_mode = 0644;
3905 return 0;
3906 }
3907
3908 static int
3909 ieee_sizeof_headers (abfd, x)
3910 bfd *abfd ATTRIBUTE_UNUSED;
3911 boolean x ATTRIBUTE_UNUSED;
3912 {
3913 return 0;
3914 }
3915
3916
3917 /* The debug info routines are never used. */
3918 #if 0
3919
3920 static void
3921 ieee_bfd_debug_info_start (abfd)
3922 bfd *abfd;
3923 {
3924
3925 }
3926
3927 static void
3928 ieee_bfd_debug_info_end (abfd)
3929 bfd *abfd;
3930 {
3931
3932 }
3933
3934
3935 /* Add this section to the list of sections we have debug info for, to
3936 be ready to output it at close time
3937 */
3938 static void
3939 ieee_bfd_debug_info_accumulate (abfd, section)
3940 bfd *abfd;
3941 asection *section;
3942 {
3943 ieee_data_type *ieee = IEEE_DATA (section->owner);
3944 ieee_data_type *output_ieee = IEEE_DATA (abfd);
3945 /* can only accumulate data from other ieee bfds */
3946 if (section->owner->xvec != abfd->xvec)
3947 return;
3948 /* Only bother once per bfd */
3949 if (ieee->done_debug == true)
3950 return;
3951 ieee->done_debug = true;
3952
3953 /* Don't bother if there is no debug info */
3954 if (ieee->w.r.debug_information_part == 0)
3955 return;
3956
3957
3958 /* Add to chain */
3959 {
3960 bfd_chain_type *n = (bfd_chain_type *) bfd_alloc (abfd, sizeof (bfd_chain_type));
3961 if (!n)
3962 abort (); /* FIXME */
3963 n->this = section->owner;
3964 n->next = (bfd_chain_type *) NULL;
3965
3966 if (output_ieee->chain_head)
3967 {
3968 output_ieee->chain_head->next = n;
3969 }
3970 else
3971 {
3972 output_ieee->chain_root = n;
3973
3974 }
3975 output_ieee->chain_head = n;
3976 }
3977 }
3978
3979 #endif
3980
3981 #define ieee_close_and_cleanup _bfd_generic_close_and_cleanup
3982 #define ieee_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
3983
3984 #define ieee_slurp_armap bfd_true
3985 #define ieee_slurp_extended_name_table bfd_true
3986 #define ieee_construct_extended_name_table \
3987 ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
3988 bfd_true)
3989 #define ieee_truncate_arname bfd_dont_truncate_arname
3990 #define ieee_write_armap \
3991 ((boolean (*) \
3992 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
3993 bfd_true)
3994 #define ieee_read_ar_hdr bfd_nullvoidptr
3995 #define ieee_update_armap_timestamp bfd_true
3996 #define ieee_get_elt_at_index _bfd_generic_get_elt_at_index
3997
3998 #define ieee_bfd_is_local_label_name bfd_generic_is_local_label_name
3999 #define ieee_get_lineno _bfd_nosymbols_get_lineno
4000 #define ieee_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
4001 #define ieee_read_minisymbols _bfd_generic_read_minisymbols
4002 #define ieee_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
4003
4004 #define ieee_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
4005
4006 #define ieee_set_arch_mach _bfd_generic_set_arch_mach
4007
4008 #define ieee_get_section_contents_in_window \
4009 _bfd_generic_get_section_contents_in_window
4010 #define ieee_bfd_get_relocated_section_contents \
4011 bfd_generic_get_relocated_section_contents
4012 #define ieee_bfd_relax_section bfd_generic_relax_section
4013 #define ieee_bfd_gc_sections bfd_generic_gc_sections
4014 #define ieee_bfd_merge_sections bfd_generic_merge_sections
4015 #define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
4016 #define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols
4017 #define ieee_bfd_final_link _bfd_generic_final_link
4018 #define ieee_bfd_link_split_section _bfd_generic_link_split_section
4019
4020 /*SUPPRESS 460 */
4021 const bfd_target ieee_vec =
4022 {
4023 "ieee", /* name */
4024 bfd_target_ieee_flavour,
4025 BFD_ENDIAN_UNKNOWN, /* target byte order */
4026 BFD_ENDIAN_UNKNOWN, /* target headers byte order */
4027 (HAS_RELOC | EXEC_P | /* object flags */
4028 HAS_LINENO | HAS_DEBUG |
4029 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
4030 (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS
4031 | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
4032 '_', /* leading underscore */
4033 ' ', /* ar_pad_char */
4034 16, /* ar_max_namelen */
4035 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
4036 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
4037 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
4038 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
4039 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
4040 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
4041
4042 {_bfd_dummy_target,
4043 ieee_object_p, /* bfd_check_format */
4044 ieee_archive_p,
4045 _bfd_dummy_target,
4046 },
4047 {
4048 bfd_false,
4049 ieee_mkobject,
4050 _bfd_generic_mkarchive,
4051 bfd_false
4052 },
4053 {
4054 bfd_false,
4055 ieee_write_object_contents,
4056 _bfd_write_archive_contents,
4057 bfd_false,
4058 },
4059
4060 /* ieee_close_and_cleanup, ieee_bfd_free_cached_info, ieee_new_section_hook,
4061 ieee_get_section_contents, ieee_get_section_contents_in_window */
4062 BFD_JUMP_TABLE_GENERIC (ieee),
4063
4064 BFD_JUMP_TABLE_COPY (_bfd_generic),
4065 BFD_JUMP_TABLE_CORE (_bfd_nocore),
4066
4067 /* ieee_slurp_armap, ieee_slurp_extended_name_table,
4068 ieee_construct_extended_name_table, ieee_truncate_arname,
4069 ieee_write_armap, ieee_read_ar_hdr, ieee_openr_next_archived_file,
4070 ieee_get_elt_at_index, ieee_generic_stat_arch_elt,
4071 ieee_update_armap_timestamp */
4072 BFD_JUMP_TABLE_ARCHIVE (ieee),
4073
4074 /* ieee_get_symtab_upper_bound, ieee_get_symtab, ieee_make_empty_symbol,
4075 ieee_print_symbol, ieee_get_symbol_info, ieee_bfd_is_local_label_name,
4076 ieee_get_lineno, ieee_find_nearest_line, ieee_bfd_make_debug_symbol,
4077 ieee_read_minisymbols, ieee_minisymbol_to_symbol */
4078 BFD_JUMP_TABLE_SYMBOLS (ieee),
4079
4080 /* ieee_get_reloc_upper_bound, ieee_canonicalize_reloc,
4081 ieee_bfd_reloc_type_lookup */
4082 BFD_JUMP_TABLE_RELOCS (ieee),
4083
4084 /* ieee_set_arch_mach, ieee_set_section_contents */
4085 BFD_JUMP_TABLE_WRITE (ieee),
4086
4087 /* ieee_sizeof_headers, ieee_bfd_get_relocated_section_contents,
4088 ieee_bfd_relax_section, ieee_bfd_link_hash_table_create,
4089 ieee_bfd_link_add_symbols, ieee_bfd_final_link,
4090 ieee_bfd_link_split_section, ieee_bfd_gc_sections,
4091 ieee_bfd_merge_sections */
4092 BFD_JUMP_TABLE_LINK (ieee),
4093
4094 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
4095
4096 NULL,
4097
4098 (PTR) 0
4099 };
GDB Binutils - Deliverables
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