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252b5132 | 1 | /* BFD back-end for ieee-695 objects. |
5f771d47 | 2 | Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97, 98, 1999 |
252b5132 RH |
3 | Free Software Foundation, Inc. |
4 | ||
5 | Written by Steve Chamberlain of Cygnus Support. | |
6 | ||
7 | This file is part of BFD, the Binary File Descriptor library. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 2 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with this program; if not, write to the Free Software | |
21 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
22 | ||
23 | #define KEEPMINUSPCININST 0 | |
24 | ||
25 | /* IEEE 695 format is a stream of records, which we parse using a simple one- | |
26 | token (which is one byte in this lexicon) lookahead recursive decent | |
27 | parser. */ | |
28 | ||
29 | #include "bfd.h" | |
30 | #include "sysdep.h" | |
31 | #include "libbfd.h" | |
32 | #include "ieee.h" | |
33 | #include "libieee.h" | |
34 | ||
35 | #include <ctype.h> | |
36 | ||
37 | static boolean ieee_write_byte PARAMS ((bfd *, int)); | |
38 | static boolean ieee_write_2bytes PARAMS ((bfd *, int)); | |
39 | static boolean ieee_write_int PARAMS ((bfd *, bfd_vma)); | |
40 | static boolean ieee_write_id PARAMS ((bfd *, const char *)); | |
41 | static boolean ieee_write_expression | |
42 | PARAMS ((bfd *, bfd_vma, asymbol *, boolean, unsigned int)); | |
43 | static void ieee_write_int5 PARAMS ((bfd_byte *, bfd_vma)); | |
44 | static boolean ieee_write_int5_out PARAMS ((bfd *, bfd_vma)); | |
45 | static boolean ieee_write_section_part PARAMS ((bfd *)); | |
46 | static boolean do_with_relocs PARAMS ((bfd *, asection *)); | |
47 | static boolean do_as_repeat PARAMS ((bfd *, asection *)); | |
48 | static boolean do_without_relocs PARAMS ((bfd *, asection *)); | |
49 | static boolean ieee_write_external_part PARAMS ((bfd *)); | |
50 | static boolean ieee_write_data_part PARAMS ((bfd *)); | |
51 | static boolean ieee_write_debug_part PARAMS ((bfd *)); | |
52 | static boolean ieee_write_me_part PARAMS ((bfd *)); | |
53 | static boolean ieee_write_processor PARAMS ((bfd *)); | |
54 | ||
55 | static boolean ieee_slurp_debug PARAMS ((bfd *)); | |
56 | static boolean ieee_slurp_section_data PARAMS ((bfd *)); | |
57 | ||
58 | /* Functions for writing to ieee files in the strange way that the | |
59 | standard requires. */ | |
60 | ||
61 | static boolean | |
62 | ieee_write_byte (abfd, barg) | |
63 | bfd *abfd; | |
64 | int barg; | |
65 | { | |
66 | bfd_byte byte; | |
67 | ||
68 | byte = barg; | |
69 | if (bfd_write ((PTR) &byte, 1, 1, abfd) != 1) | |
70 | return false; | |
71 | return true; | |
72 | } | |
73 | ||
74 | static boolean | |
75 | ieee_write_2bytes (abfd, bytes) | |
76 | bfd *abfd; | |
77 | int bytes; | |
78 | { | |
79 | bfd_byte buffer[2]; | |
80 | ||
81 | buffer[0] = bytes >> 8; | |
82 | buffer[1] = bytes & 0xff; | |
83 | if (bfd_write ((PTR) buffer, 1, 2, abfd) != 2) | |
84 | return false; | |
85 | return true; | |
86 | } | |
87 | ||
88 | static boolean | |
89 | ieee_write_int (abfd, value) | |
90 | bfd *abfd; | |
91 | bfd_vma value; | |
92 | { | |
93 | if (value <= 127) | |
94 | { | |
95 | if (! ieee_write_byte (abfd, (bfd_byte) value)) | |
96 | return false; | |
97 | } | |
98 | else | |
99 | { | |
100 | unsigned int length; | |
101 | ||
102 | /* How many significant bytes ? */ | |
103 | /* FIXME FOR LONGER INTS */ | |
104 | if (value & 0xff000000) | |
105 | length = 4; | |
106 | else if (value & 0x00ff0000) | |
107 | length = 3; | |
108 | else if (value & 0x0000ff00) | |
109 | length = 2; | |
110 | else | |
111 | length = 1; | |
112 | ||
113 | if (! ieee_write_byte (abfd, | |
114 | (bfd_byte) ((int) ieee_number_repeat_start_enum | |
115 | + length))) | |
116 | return false; | |
117 | switch (length) | |
118 | { | |
119 | case 4: | |
120 | if (! ieee_write_byte (abfd, (bfd_byte) (value >> 24))) | |
121 | return false; | |
122 | /* Fall through. */ | |
123 | case 3: | |
124 | if (! ieee_write_byte (abfd, (bfd_byte) (value >> 16))) | |
125 | return false; | |
126 | /* Fall through. */ | |
127 | case 2: | |
128 | if (! ieee_write_byte (abfd, (bfd_byte) (value >> 8))) | |
129 | return false; | |
130 | /* Fall through. */ | |
131 | case 1: | |
132 | if (! ieee_write_byte (abfd, (bfd_byte) (value))) | |
133 | return false; | |
134 | } | |
135 | } | |
136 | ||
137 | return true; | |
138 | } | |
139 | ||
140 | static boolean | |
141 | ieee_write_id (abfd, id) | |
142 | bfd *abfd; | |
143 | const char *id; | |
144 | { | |
145 | size_t length = strlen (id); | |
146 | ||
147 | if (length <= 127) | |
148 | { | |
149 | if (! ieee_write_byte (abfd, (bfd_byte) length)) | |
150 | return false; | |
151 | } | |
152 | else if (length < 255) | |
153 | { | |
154 | if (! ieee_write_byte (abfd, ieee_extension_length_1_enum) | |
155 | || ! ieee_write_byte (abfd, (bfd_byte) length)) | |
156 | return false; | |
157 | } | |
158 | else if (length < 65535) | |
159 | { | |
160 | if (! ieee_write_byte (abfd, ieee_extension_length_2_enum) | |
161 | || ! ieee_write_2bytes (abfd, (int) length)) | |
162 | return false; | |
163 | } | |
164 | else | |
165 | { | |
166 | (*_bfd_error_handler) | |
167 | (_("%s: string too long (%d chars, max 65535)"), | |
168 | bfd_get_filename (abfd), length); | |
169 | bfd_set_error (bfd_error_invalid_operation); | |
170 | return false; | |
171 | } | |
172 | ||
173 | if (bfd_write ((PTR) id, 1, length, abfd) != length) | |
174 | return false; | |
175 | return true; | |
176 | } | |
177 | \f | |
178 | /*************************************************************************** | |
179 | Functions for reading from ieee files in the strange way that the | |
180 | standard requires: | |
181 | */ | |
182 | ||
183 | #define this_byte(ieee) *((ieee)->input_p) | |
184 | #define next_byte(ieee) ((ieee)->input_p++) | |
185 | #define this_byte_and_next(ieee) (*((ieee)->input_p++)) | |
186 | ||
187 | static unsigned short | |
188 | read_2bytes (ieee) | |
189 | common_header_type *ieee; | |
190 | { | |
191 | unsigned char c1 = this_byte_and_next (ieee); | |
192 | unsigned char c2 = this_byte_and_next (ieee); | |
193 | return (c1 << 8) | c2; | |
194 | } | |
195 | ||
196 | static void | |
197 | bfd_get_string (ieee, string, length) | |
198 | common_header_type *ieee; | |
199 | char *string; | |
200 | size_t length; | |
201 | { | |
202 | size_t i; | |
203 | for (i = 0; i < length; i++) | |
204 | { | |
205 | string[i] = this_byte_and_next (ieee); | |
206 | } | |
207 | } | |
208 | ||
209 | static char * | |
210 | read_id (ieee) | |
211 | common_header_type *ieee; | |
212 | { | |
213 | size_t length; | |
214 | char *string; | |
215 | length = this_byte_and_next (ieee); | |
216 | if (length <= 0x7f) | |
217 | { | |
218 | /* Simple string of length 0 to 127 */ | |
219 | } | |
220 | else if (length == 0xde) | |
221 | { | |
222 | /* Length is next byte, allowing 0..255 */ | |
223 | length = this_byte_and_next (ieee); | |
224 | } | |
225 | else if (length == 0xdf) | |
226 | { | |
227 | /* Length is next two bytes, allowing 0..65535 */ | |
228 | length = this_byte_and_next (ieee); | |
229 | length = (length * 256) + this_byte_and_next (ieee); | |
230 | } | |
231 | /* Buy memory and read string */ | |
232 | string = bfd_alloc (ieee->abfd, length + 1); | |
233 | if (!string) | |
234 | return NULL; | |
235 | bfd_get_string (ieee, string, length); | |
236 | string[length] = 0; | |
237 | return string; | |
238 | } | |
239 | ||
240 | static boolean | |
241 | ieee_write_expression (abfd, value, symbol, pcrel, index) | |
242 | bfd *abfd; | |
243 | bfd_vma value; | |
244 | asymbol *symbol; | |
245 | boolean pcrel; | |
246 | unsigned int index; | |
247 | { | |
248 | unsigned int term_count = 0; | |
249 | ||
250 | if (value != 0) | |
251 | { | |
252 | if (! ieee_write_int (abfd, value)) | |
253 | return false; | |
254 | term_count++; | |
255 | } | |
256 | ||
257 | if (bfd_is_com_section (symbol->section) | |
258 | || bfd_is_und_section (symbol->section)) | |
259 | { | |
260 | /* Def of a common symbol */ | |
261 | if (! ieee_write_byte (abfd, ieee_variable_X_enum) | |
262 | || ! ieee_write_int (abfd, symbol->value)) | |
263 | return false; | |
264 | term_count++; | |
265 | } | |
266 | else if (! bfd_is_abs_section (symbol->section)) | |
267 | { | |
268 | /* Ref to defined symbol - */ | |
269 | ||
270 | if (symbol->flags & BSF_GLOBAL) | |
271 | { | |
272 | if (! ieee_write_byte (abfd, ieee_variable_I_enum) | |
273 | || ! ieee_write_int (abfd, symbol->value)) | |
274 | return false; | |
275 | term_count++; | |
276 | } | |
277 | else if (symbol->flags & (BSF_LOCAL | BSF_SECTION_SYM)) | |
278 | { | |
279 | /* This is a reference to a defined local symbol. We can | |
280 | easily do a local as a section+offset. */ | |
281 | if (! ieee_write_byte (abfd, ieee_variable_R_enum) | |
282 | || ! ieee_write_byte (abfd, | |
283 | (bfd_byte) (symbol->section->index | |
284 | + IEEE_SECTION_NUMBER_BASE))) | |
285 | return false; | |
286 | term_count++; | |
287 | if (symbol->value != 0) | |
288 | { | |
289 | if (! ieee_write_int (abfd, symbol->value)) | |
290 | return false; | |
291 | term_count++; | |
292 | } | |
293 | } | |
294 | else | |
295 | { | |
296 | (*_bfd_error_handler) | |
297 | (_("%s: unrecognized symbol `%s' flags 0x%x"), | |
298 | bfd_get_filename (abfd), bfd_asymbol_name (symbol), | |
299 | symbol->flags); | |
300 | bfd_set_error (bfd_error_invalid_operation); | |
301 | return false; | |
302 | } | |
303 | } | |
304 | ||
305 | if (pcrel) | |
306 | { | |
307 | /* subtract the pc from here by asking for PC of this section*/ | |
308 | if (! ieee_write_byte (abfd, ieee_variable_P_enum) | |
309 | || ! ieee_write_byte (abfd, | |
310 | (bfd_byte) (index + IEEE_SECTION_NUMBER_BASE)) | |
311 | || ! ieee_write_byte (abfd, ieee_function_minus_enum)) | |
312 | return false; | |
313 | } | |
314 | ||
315 | /* Handle the degenerate case of a 0 address. */ | |
316 | if (term_count == 0) | |
317 | { | |
318 | if (! ieee_write_int (abfd, 0)) | |
319 | return false; | |
320 | } | |
321 | ||
322 | while (term_count > 1) | |
323 | { | |
324 | if (! ieee_write_byte (abfd, ieee_function_plus_enum)) | |
325 | return false; | |
326 | term_count--; | |
327 | } | |
328 | ||
329 | return true; | |
330 | } | |
331 | \f | |
332 | /*****************************************************************************/ | |
333 | ||
334 | /* | |
335 | writes any integer into the buffer supplied and always takes 5 bytes | |
336 | */ | |
337 | static void | |
338 | ieee_write_int5 (buffer, value) | |
339 | bfd_byte *buffer; | |
340 | bfd_vma value; | |
341 | { | |
342 | buffer[0] = (bfd_byte) ieee_number_repeat_4_enum; | |
343 | buffer[1] = (value >> 24) & 0xff; | |
344 | buffer[2] = (value >> 16) & 0xff; | |
345 | buffer[3] = (value >> 8) & 0xff; | |
346 | buffer[4] = (value >> 0) & 0xff; | |
347 | } | |
348 | ||
349 | static boolean | |
350 | ieee_write_int5_out (abfd, value) | |
351 | bfd *abfd; | |
352 | bfd_vma value; | |
353 | { | |
354 | bfd_byte b[5]; | |
355 | ||
356 | ieee_write_int5 (b, value); | |
357 | if (bfd_write ((PTR) b, 1, 5, abfd) != 5) | |
358 | return false; | |
359 | return true; | |
360 | } | |
361 | ||
362 | static boolean | |
363 | parse_int (ieee, value_ptr) | |
364 | common_header_type *ieee; | |
365 | bfd_vma *value_ptr; | |
366 | { | |
367 | int value = this_byte (ieee); | |
368 | int result; | |
369 | if (value >= 0 && value <= 127) | |
370 | { | |
371 | *value_ptr = value; | |
372 | next_byte (ieee); | |
373 | return true; | |
374 | } | |
375 | else if (value >= 0x80 && value <= 0x88) | |
376 | { | |
377 | unsigned int count = value & 0xf; | |
378 | result = 0; | |
379 | next_byte (ieee); | |
380 | while (count) | |
381 | { | |
382 | result = (result << 8) | this_byte_and_next (ieee); | |
383 | count--; | |
384 | } | |
385 | *value_ptr = result; | |
386 | return true; | |
387 | } | |
388 | return false; | |
389 | } | |
390 | ||
391 | static int | |
392 | parse_i (ieee, ok) | |
393 | common_header_type *ieee; | |
394 | boolean *ok; | |
395 | { | |
396 | bfd_vma x; | |
397 | *ok = parse_int (ieee, &x); | |
398 | return x; | |
399 | } | |
400 | ||
401 | static bfd_vma | |
402 | must_parse_int (ieee) | |
403 | common_header_type *ieee; | |
404 | { | |
405 | bfd_vma result; | |
406 | BFD_ASSERT (parse_int (ieee, &result) == true); | |
407 | return result; | |
408 | } | |
409 | ||
410 | typedef struct | |
411 | { | |
412 | bfd_vma value; | |
413 | asection *section; | |
414 | ieee_symbol_index_type symbol; | |
415 | } ieee_value_type; | |
416 | ||
417 | ||
418 | #if KEEPMINUSPCININST | |
419 | ||
420 | #define SRC_MASK(arg) arg | |
421 | #define PCREL_OFFSET false | |
422 | ||
423 | #else | |
424 | ||
425 | #define SRC_MASK(arg) 0 | |
426 | #define PCREL_OFFSET true | |
427 | ||
428 | #endif | |
429 | ||
430 | static reloc_howto_type abs32_howto = | |
431 | HOWTO (1, | |
432 | 0, | |
433 | 2, | |
434 | 32, | |
435 | false, | |
436 | 0, | |
437 | complain_overflow_bitfield, | |
438 | 0, | |
439 | "abs32", | |
440 | true, | |
441 | 0xffffffff, | |
442 | 0xffffffff, | |
443 | false); | |
444 | ||
445 | static reloc_howto_type abs16_howto = | |
446 | HOWTO (1, | |
447 | 0, | |
448 | 1, | |
449 | 16, | |
450 | false, | |
451 | 0, | |
452 | complain_overflow_bitfield, | |
453 | 0, | |
454 | "abs16", | |
455 | true, | |
456 | 0x0000ffff, | |
457 | 0x0000ffff, | |
458 | false); | |
459 | ||
460 | static reloc_howto_type abs8_howto = | |
461 | HOWTO (1, | |
462 | 0, | |
463 | 0, | |
464 | 8, | |
465 | false, | |
466 | 0, | |
467 | complain_overflow_bitfield, | |
468 | 0, | |
469 | "abs8", | |
470 | true, | |
471 | 0x000000ff, | |
472 | 0x000000ff, | |
473 | false); | |
474 | ||
475 | static reloc_howto_type rel32_howto = | |
476 | HOWTO (1, | |
477 | 0, | |
478 | 2, | |
479 | 32, | |
480 | true, | |
481 | 0, | |
482 | complain_overflow_signed, | |
483 | 0, | |
484 | "rel32", | |
485 | true, | |
486 | SRC_MASK (0xffffffff), | |
487 | 0xffffffff, | |
488 | PCREL_OFFSET); | |
489 | ||
490 | static reloc_howto_type rel16_howto = | |
491 | HOWTO (1, | |
492 | 0, | |
493 | 1, | |
494 | 16, | |
495 | true, | |
496 | 0, | |
497 | complain_overflow_signed, | |
498 | 0, | |
499 | "rel16", | |
500 | true, | |
501 | SRC_MASK (0x0000ffff), | |
502 | 0x0000ffff, | |
503 | PCREL_OFFSET); | |
504 | ||
505 | static reloc_howto_type rel8_howto = | |
506 | HOWTO (1, | |
507 | 0, | |
508 | 0, | |
509 | 8, | |
510 | true, | |
511 | 0, | |
512 | complain_overflow_signed, | |
513 | 0, | |
514 | "rel8", | |
515 | true, | |
516 | SRC_MASK (0x000000ff), | |
517 | 0x000000ff, | |
518 | PCREL_OFFSET); | |
519 | ||
520 | static ieee_symbol_index_type NOSYMBOL = {0, 0}; | |
521 | ||
522 | static void | |
523 | parse_expression (ieee, value, symbol, pcrel, extra, section) | |
524 | ieee_data_type *ieee; | |
525 | bfd_vma *value; | |
526 | ieee_symbol_index_type *symbol; | |
527 | boolean *pcrel; | |
528 | unsigned int *extra; | |
529 | asection **section; | |
530 | ||
531 | { | |
532 | #define POS sp[1] | |
533 | #define TOS sp[0] | |
534 | #define NOS sp[-1] | |
535 | #define INC sp++; | |
536 | #define DEC sp--; | |
537 | ||
538 | boolean loop = true; | |
539 | ieee_value_type stack[10]; | |
540 | ||
541 | /* The stack pointer always points to the next unused location */ | |
542 | #define PUSH(x,y,z) TOS.symbol=x;TOS.section=y;TOS.value=z;INC; | |
543 | #define POP(x,y,z) DEC;x=TOS.symbol;y=TOS.section;z=TOS.value; | |
544 | ieee_value_type *sp = stack; | |
545 | ||
546 | while (loop) | |
547 | { | |
548 | switch (this_byte (&(ieee->h))) | |
549 | { | |
550 | case ieee_variable_P_enum: | |
551 | /* P variable, current program counter for section n */ | |
552 | { | |
553 | int section_n; | |
554 | next_byte (&(ieee->h)); | |
555 | *pcrel = true; | |
556 | section_n = must_parse_int (&(ieee->h)); | |
557 | PUSH (NOSYMBOL, bfd_abs_section_ptr, 0); | |
558 | break; | |
559 | } | |
560 | case ieee_variable_L_enum: | |
561 | /* L variable address of section N */ | |
562 | next_byte (&(ieee->h)); | |
563 | PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0); | |
564 | break; | |
565 | case ieee_variable_R_enum: | |
566 | /* R variable, logical address of section module */ | |
567 | /* FIXME, this should be different to L */ | |
568 | next_byte (&(ieee->h)); | |
569 | PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0); | |
570 | break; | |
571 | case ieee_variable_S_enum: | |
572 | /* S variable, size in MAUS of section module */ | |
573 | next_byte (&(ieee->h)); | |
574 | PUSH (NOSYMBOL, | |
575 | 0, | |
576 | ieee->section_table[must_parse_int (&(ieee->h))]->_raw_size); | |
577 | break; | |
578 | case ieee_variable_I_enum: | |
579 | /* Push the address of variable n */ | |
580 | { | |
581 | ieee_symbol_index_type sy; | |
582 | next_byte (&(ieee->h)); | |
583 | sy.index = (int) must_parse_int (&(ieee->h)); | |
584 | sy.letter = 'I'; | |
585 | ||
586 | PUSH (sy, bfd_abs_section_ptr, 0); | |
587 | } | |
588 | break; | |
589 | case ieee_variable_X_enum: | |
590 | /* Push the address of external variable n */ | |
591 | { | |
592 | ieee_symbol_index_type sy; | |
593 | next_byte (&(ieee->h)); | |
594 | sy.index = (int) (must_parse_int (&(ieee->h))); | |
595 | sy.letter = 'X'; | |
596 | ||
597 | PUSH (sy, bfd_und_section_ptr, 0); | |
598 | } | |
599 | break; | |
600 | case ieee_function_minus_enum: | |
601 | { | |
602 | bfd_vma value1, value2; | |
603 | asection *section1, *section_dummy; | |
604 | ieee_symbol_index_type sy; | |
605 | next_byte (&(ieee->h)); | |
606 | ||
607 | POP (sy, section1, value1); | |
608 | POP (sy, section_dummy, value2); | |
609 | PUSH (sy, section1 ? section1 : section_dummy, value2 - value1); | |
610 | } | |
611 | break; | |
612 | case ieee_function_plus_enum: | |
613 | { | |
614 | bfd_vma value1, value2; | |
615 | asection *section1; | |
616 | asection *section2; | |
617 | ieee_symbol_index_type sy1; | |
618 | ieee_symbol_index_type sy2; | |
619 | next_byte (&(ieee->h)); | |
620 | ||
621 | POP (sy1, section1, value1); | |
622 | POP (sy2, section2, value2); | |
623 | PUSH (sy1.letter ? sy1 : sy2, | |
624 | bfd_is_abs_section (section1) ? section2 : section1, | |
625 | value1 + value2); | |
626 | } | |
627 | break; | |
628 | default: | |
629 | { | |
630 | bfd_vma va; | |
631 | BFD_ASSERT (this_byte (&(ieee->h)) < (int) ieee_variable_A_enum | |
632 | || this_byte (&(ieee->h)) > (int) ieee_variable_Z_enum); | |
633 | if (parse_int (&(ieee->h), &va)) | |
634 | { | |
635 | PUSH (NOSYMBOL, bfd_abs_section_ptr, va); | |
636 | } | |
637 | else | |
638 | { | |
639 | /* | |
640 | Thats all that we can understand. As far as I can see | |
641 | there is a bug in the Microtec IEEE output which I'm | |
642 | using to scan, whereby the comma operator is omitted | |
643 | sometimes in an expression, giving expressions with too | |
644 | many terms. We can tell if that's the case by ensuring | |
645 | that sp == stack here. If not, then we've pushed | |
646 | something too far, so we keep adding. */ | |
647 | ||
648 | while (sp != stack + 1) | |
649 | { | |
650 | asection *section1; | |
651 | ieee_symbol_index_type sy1; | |
652 | POP (sy1, section1, *extra); | |
653 | } | |
654 | { | |
655 | asection *dummy; | |
656 | ||
657 | POP (*symbol, dummy, *value); | |
658 | if (section) | |
659 | *section = dummy; | |
660 | } | |
661 | ||
662 | loop = false; | |
663 | } | |
664 | } | |
665 | } | |
666 | } | |
667 | } | |
668 | ||
669 | ||
670 | #define ieee_seek(abfd, offset) \ | |
671 | IEEE_DATA(abfd)->h.input_p = IEEE_DATA(abfd)->h.first_byte + offset | |
672 | ||
673 | #define ieee_pos(abfd) \ | |
674 | (IEEE_DATA(abfd)->h.input_p - IEEE_DATA(abfd)->h.first_byte) | |
675 | ||
676 | static unsigned int last_index; | |
677 | static char last_type; /* is the index for an X or a D */ | |
678 | ||
679 | static ieee_symbol_type * | |
680 | get_symbol (abfd, | |
681 | ieee, | |
682 | last_symbol, | |
683 | symbol_count, | |
684 | pptr, | |
685 | max_index, | |
686 | this_type | |
687 | ) | |
5f771d47 | 688 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
689 | ieee_data_type *ieee; |
690 | ieee_symbol_type *last_symbol; | |
691 | unsigned int *symbol_count; | |
692 | ieee_symbol_type ***pptr; | |
693 | unsigned int *max_index; | |
694 | char this_type | |
695 | ; | |
696 | { | |
697 | /* Need a new symbol */ | |
698 | unsigned int new_index = must_parse_int (&(ieee->h)); | |
699 | if (new_index != last_index || this_type != last_type) | |
700 | { | |
701 | ieee_symbol_type *new_symbol = (ieee_symbol_type *) bfd_alloc (ieee->h.abfd, | |
702 | sizeof (ieee_symbol_type)); | |
703 | if (!new_symbol) | |
704 | return NULL; | |
705 | ||
706 | new_symbol->index = new_index; | |
707 | last_index = new_index; | |
708 | (*symbol_count)++; | |
709 | **pptr = new_symbol; | |
710 | *pptr = &new_symbol->next; | |
711 | if (new_index > *max_index) | |
712 | { | |
713 | *max_index = new_index; | |
714 | } | |
715 | last_type = this_type; | |
716 | new_symbol->symbol.section = bfd_abs_section_ptr; | |
717 | return new_symbol; | |
718 | } | |
719 | return last_symbol; | |
720 | } | |
721 | ||
722 | static boolean | |
723 | ieee_slurp_external_symbols (abfd) | |
724 | bfd *abfd; | |
725 | { | |
726 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
727 | file_ptr offset = ieee->w.r.external_part; | |
728 | ||
729 | ieee_symbol_type **prev_symbols_ptr = &ieee->external_symbols; | |
730 | ieee_symbol_type **prev_reference_ptr = &ieee->external_reference; | |
731 | ieee_symbol_type *symbol = (ieee_symbol_type *) NULL; | |
732 | unsigned int symbol_count = 0; | |
733 | boolean loop = true; | |
734 | last_index = 0xffffff; | |
735 | ieee->symbol_table_full = true; | |
736 | ||
737 | ieee_seek (abfd, offset); | |
738 | ||
739 | while (loop) | |
740 | { | |
741 | switch (this_byte (&(ieee->h))) | |
742 | { | |
743 | case ieee_nn_record: | |
744 | next_byte (&(ieee->h)); | |
745 | ||
746 | symbol = get_symbol (abfd, ieee, symbol, &symbol_count, | |
747 | &prev_symbols_ptr, | |
748 | &ieee->external_symbol_max_index, 'I'); | |
749 | if (symbol == NULL) | |
750 | return false; | |
751 | ||
752 | symbol->symbol.the_bfd = abfd; | |
753 | symbol->symbol.name = read_id (&(ieee->h)); | |
754 | symbol->symbol.udata.p = (PTR) NULL; | |
755 | symbol->symbol.flags = BSF_NO_FLAGS; | |
756 | break; | |
757 | case ieee_external_symbol_enum: | |
758 | next_byte (&(ieee->h)); | |
759 | ||
760 | symbol = get_symbol (abfd, ieee, symbol, &symbol_count, | |
761 | &prev_symbols_ptr, | |
762 | &ieee->external_symbol_max_index, 'D'); | |
763 | if (symbol == NULL) | |
764 | return false; | |
765 | ||
766 | BFD_ASSERT (symbol->index >= ieee->external_symbol_min_index); | |
767 | ||
768 | symbol->symbol.the_bfd = abfd; | |
769 | symbol->symbol.name = read_id (&(ieee->h)); | |
770 | symbol->symbol.udata.p = (PTR) NULL; | |
771 | symbol->symbol.flags = BSF_NO_FLAGS; | |
772 | break; | |
773 | case ieee_attribute_record_enum >> 8: | |
774 | { | |
775 | unsigned int symbol_name_index; | |
776 | unsigned int symbol_type_index; | |
777 | unsigned int symbol_attribute_def; | |
778 | bfd_vma value; | |
779 | switch (read_2bytes (ieee)) | |
780 | { | |
781 | case ieee_attribute_record_enum: | |
782 | symbol_name_index = must_parse_int (&(ieee->h)); | |
783 | symbol_type_index = must_parse_int (&(ieee->h)); | |
784 | symbol_attribute_def = must_parse_int (&(ieee->h)); | |
785 | switch (symbol_attribute_def) | |
786 | { | |
787 | case 8: | |
788 | case 19: | |
789 | parse_int (&ieee->h, &value); | |
790 | break; | |
791 | default: | |
792 | (*_bfd_error_handler) | |
793 | (_("%s: unimplemented ATI record %u for symbol %u"), | |
794 | bfd_get_filename (abfd), symbol_attribute_def, | |
795 | symbol_name_index); | |
796 | bfd_set_error (bfd_error_bad_value); | |
797 | return false; | |
798 | break; | |
799 | } | |
800 | break; | |
801 | case ieee_external_reference_info_record_enum: | |
802 | /* Skip over ATX record. */ | |
803 | parse_int (&(ieee->h), &value); | |
804 | parse_int (&(ieee->h), &value); | |
805 | parse_int (&(ieee->h), &value); | |
806 | parse_int (&(ieee->h), &value); | |
807 | break; | |
808 | case ieee_atn_record_enum: | |
809 | /* We may get call optimization information here, | |
810 | which we just ignore. The format is | |
811 | {$F1}${CE}{index}{$00}{$3F}{$3F}{#_of_ASNs} */ | |
812 | parse_int (&ieee->h, &value); | |
813 | parse_int (&ieee->h, &value); | |
814 | parse_int (&ieee->h, &value); | |
815 | if (value != 0x3f) | |
816 | { | |
817 | (*_bfd_error_handler) | |
818 | (_("%s: unexpected ATN type %d in external part"), | |
819 | bfd_get_filename (abfd), (int) value); | |
820 | bfd_set_error (bfd_error_bad_value); | |
821 | return false; | |
822 | } | |
823 | parse_int (&ieee->h, &value); | |
824 | parse_int (&ieee->h, &value); | |
825 | while (value > 0) | |
826 | { | |
827 | bfd_vma val1; | |
828 | ||
829 | --value; | |
830 | ||
831 | switch (read_2bytes (ieee)) | |
832 | { | |
833 | case ieee_asn_record_enum: | |
834 | parse_int (&ieee->h, &val1); | |
835 | parse_int (&ieee->h, &val1); | |
836 | break; | |
837 | ||
838 | default: | |
839 | (*_bfd_error_handler) | |
840 | (_("%s: unexpected type after ATN"), | |
841 | bfd_get_filename (abfd)); | |
842 | bfd_set_error (bfd_error_bad_value); | |
843 | return false; | |
844 | } | |
845 | } | |
846 | } | |
847 | } | |
848 | break; | |
849 | case ieee_value_record_enum >> 8: | |
850 | { | |
851 | unsigned int symbol_name_index; | |
852 | ieee_symbol_index_type symbol_ignore; | |
853 | boolean pcrel_ignore; | |
854 | unsigned int extra; | |
855 | next_byte (&(ieee->h)); | |
856 | next_byte (&(ieee->h)); | |
857 | ||
858 | symbol_name_index = must_parse_int (&(ieee->h)); | |
859 | parse_expression (ieee, | |
860 | &symbol->symbol.value, | |
861 | &symbol_ignore, | |
862 | &pcrel_ignore, | |
863 | &extra, | |
864 | &symbol->symbol.section); | |
865 | ||
866 | /* Fully linked IEEE-695 files tend to give every symbol | |
867 | an absolute value. Try to convert that back into a | |
868 | section relative value. FIXME: This won't always to | |
869 | the right thing. */ | |
870 | if (bfd_is_abs_section (symbol->symbol.section) | |
871 | && (abfd->flags & HAS_RELOC) == 0) | |
872 | { | |
873 | bfd_vma val; | |
874 | asection *s; | |
875 | ||
876 | val = symbol->symbol.value; | |
877 | for (s = abfd->sections; s != NULL; s = s->next) | |
878 | { | |
879 | if (val >= s->vma && val < s->vma + s->_raw_size) | |
880 | { | |
881 | symbol->symbol.section = s; | |
882 | symbol->symbol.value -= s->vma; | |
883 | break; | |
884 | } | |
885 | } | |
886 | } | |
887 | ||
888 | symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT; | |
889 | ||
890 | } | |
891 | break; | |
892 | case ieee_weak_external_reference_enum: | |
893 | { | |
894 | bfd_vma size; | |
895 | bfd_vma value; | |
896 | next_byte (&(ieee->h)); | |
897 | /* Throw away the external reference index */ | |
898 | (void) must_parse_int (&(ieee->h)); | |
899 | /* Fetch the default size if not resolved */ | |
900 | size = must_parse_int (&(ieee->h)); | |
901 | /* Fetch the defautlt value if available */ | |
902 | if (parse_int (&(ieee->h), &value) == false) | |
903 | { | |
904 | value = 0; | |
905 | } | |
906 | /* This turns into a common */ | |
907 | symbol->symbol.section = bfd_com_section_ptr; | |
908 | symbol->symbol.value = size; | |
909 | } | |
910 | break; | |
911 | ||
912 | case ieee_external_reference_enum: | |
913 | next_byte (&(ieee->h)); | |
914 | ||
915 | symbol = get_symbol (abfd, ieee, symbol, &symbol_count, | |
916 | &prev_reference_ptr, | |
917 | &ieee->external_reference_max_index, 'X'); | |
918 | if (symbol == NULL) | |
919 | return false; | |
920 | ||
921 | symbol->symbol.the_bfd = abfd; | |
922 | symbol->symbol.name = read_id (&(ieee->h)); | |
923 | symbol->symbol.udata.p = (PTR) NULL; | |
924 | symbol->symbol.section = bfd_und_section_ptr; | |
925 | symbol->symbol.value = (bfd_vma) 0; | |
926 | symbol->symbol.flags = 0; | |
927 | ||
928 | BFD_ASSERT (symbol->index >= ieee->external_reference_min_index); | |
929 | break; | |
930 | ||
931 | default: | |
932 | loop = false; | |
933 | } | |
934 | } | |
935 | ||
936 | if (ieee->external_symbol_max_index != 0) | |
937 | { | |
938 | ieee->external_symbol_count = | |
939 | ieee->external_symbol_max_index - | |
940 | ieee->external_symbol_min_index + 1; | |
941 | } | |
942 | else | |
943 | { | |
944 | ieee->external_symbol_count = 0; | |
945 | } | |
946 | ||
947 | if (ieee->external_reference_max_index != 0) | |
948 | { | |
949 | ieee->external_reference_count = | |
950 | ieee->external_reference_max_index - | |
951 | ieee->external_reference_min_index + 1; | |
952 | } | |
953 | else | |
954 | { | |
955 | ieee->external_reference_count = 0; | |
956 | } | |
957 | ||
958 | abfd->symcount = | |
959 | ieee->external_reference_count + ieee->external_symbol_count; | |
960 | ||
961 | if (symbol_count != abfd->symcount) | |
962 | { | |
963 | /* There are gaps in the table -- */ | |
964 | ieee->symbol_table_full = false; | |
965 | } | |
966 | ||
967 | *prev_symbols_ptr = (ieee_symbol_type *) NULL; | |
968 | *prev_reference_ptr = (ieee_symbol_type *) NULL; | |
969 | ||
970 | return true; | |
971 | } | |
972 | ||
973 | static boolean | |
974 | ieee_slurp_symbol_table (abfd) | |
975 | bfd *abfd; | |
976 | { | |
977 | if (IEEE_DATA (abfd)->read_symbols == false) | |
978 | { | |
979 | if (! ieee_slurp_external_symbols (abfd)) | |
980 | return false; | |
981 | IEEE_DATA (abfd)->read_symbols = true; | |
982 | } | |
983 | return true; | |
984 | } | |
985 | ||
986 | long | |
987 | ieee_get_symtab_upper_bound (abfd) | |
988 | bfd *abfd; | |
989 | { | |
990 | if (! ieee_slurp_symbol_table (abfd)) | |
991 | return -1; | |
992 | ||
993 | return (abfd->symcount != 0) ? | |
994 | (abfd->symcount + 1) * (sizeof (ieee_symbol_type *)) : 0; | |
995 | } | |
996 | ||
997 | /* | |
998 | Move from our internal lists to the canon table, and insert in | |
999 | symbol index order | |
1000 | */ | |
1001 | ||
1002 | extern const bfd_target ieee_vec; | |
1003 | ||
1004 | long | |
1005 | ieee_get_symtab (abfd, location) | |
1006 | bfd *abfd; | |
1007 | asymbol **location; | |
1008 | { | |
1009 | ieee_symbol_type *symp; | |
1010 | static bfd dummy_bfd; | |
1011 | static asymbol empty_symbol = | |
dcdea4f4 AM |
1012 | { |
1013 | &dummy_bfd, | |
1014 | " ieee empty", | |
1015 | (symvalue) 0, | |
1016 | BSF_DEBUGGING, | |
1017 | bfd_abs_section_ptr | |
1018 | #ifdef __STDC__ | |
1019 | /* K&R compilers can't initialise unions. */ | |
1020 | , { 0 } | |
1021 | #endif | |
1022 | }; | |
252b5132 RH |
1023 | |
1024 | if (abfd->symcount) | |
1025 | { | |
1026 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
1027 | dummy_bfd.xvec = &ieee_vec; | |
1028 | if (! ieee_slurp_symbol_table (abfd)) | |
1029 | return -1; | |
1030 | ||
1031 | if (ieee->symbol_table_full == false) | |
1032 | { | |
1033 | /* Arrgh - there are gaps in the table, run through and fill them */ | |
1034 | /* up with pointers to a null place */ | |
1035 | unsigned int i; | |
1036 | for (i = 0; i < abfd->symcount; i++) | |
1037 | { | |
1038 | location[i] = &empty_symbol; | |
1039 | } | |
1040 | } | |
1041 | ||
1042 | ieee->external_symbol_base_offset = -ieee->external_symbol_min_index; | |
1043 | for (symp = IEEE_DATA (abfd)->external_symbols; | |
1044 | symp != (ieee_symbol_type *) NULL; | |
1045 | symp = symp->next) | |
1046 | { | |
1047 | /* Place into table at correct index locations */ | |
1048 | location[symp->index + ieee->external_symbol_base_offset] = &symp->symbol; | |
1049 | } | |
1050 | ||
1051 | /* The external refs are indexed in a bit */ | |
1052 | ieee->external_reference_base_offset = | |
1053 | -ieee->external_reference_min_index + ieee->external_symbol_count; | |
1054 | ||
1055 | for (symp = IEEE_DATA (abfd)->external_reference; | |
1056 | symp != (ieee_symbol_type *) NULL; | |
1057 | symp = symp->next) | |
1058 | { | |
1059 | location[symp->index + ieee->external_reference_base_offset] = | |
1060 | &symp->symbol; | |
1061 | ||
1062 | } | |
1063 | } | |
1064 | if (abfd->symcount) | |
1065 | { | |
1066 | location[abfd->symcount] = (asymbol *) NULL; | |
1067 | } | |
1068 | return abfd->symcount; | |
1069 | } | |
1070 | ||
1071 | static asection * | |
1072 | get_section_entry (abfd, ieee, index) | |
1073 | bfd *abfd; | |
1074 | ieee_data_type *ieee; | |
1075 | unsigned int index; | |
1076 | { | |
1077 | if (index >= ieee->section_table_size) | |
1078 | { | |
1079 | unsigned int c, i; | |
1080 | asection **n; | |
1081 | ||
1082 | c = ieee->section_table_size; | |
1083 | if (c == 0) | |
1084 | c = 20; | |
1085 | while (c <= index) | |
1086 | c *= 2; | |
1087 | ||
1088 | n = ((asection **) | |
1089 | bfd_realloc (ieee->section_table, c * sizeof (asection *))); | |
1090 | if (n == NULL) | |
1091 | return NULL; | |
1092 | ||
1093 | for (i = ieee->section_table_size; i < c; i++) | |
1094 | n[i] = NULL; | |
1095 | ||
1096 | ieee->section_table = n; | |
1097 | ieee->section_table_size = c; | |
1098 | } | |
1099 | ||
1100 | if (ieee->section_table[index] == (asection *) NULL) | |
1101 | { | |
1102 | char *tmp = bfd_alloc (abfd, 11); | |
1103 | asection *section; | |
1104 | ||
1105 | if (!tmp) | |
1106 | return NULL; | |
1107 | sprintf (tmp, " fsec%4d", index); | |
1108 | section = bfd_make_section (abfd, tmp); | |
1109 | ieee->section_table[index] = section; | |
1110 | section->flags = SEC_NO_FLAGS; | |
1111 | section->target_index = index; | |
1112 | ieee->section_table[index] = section; | |
1113 | } | |
1114 | return ieee->section_table[index]; | |
1115 | } | |
1116 | ||
1117 | static void | |
1118 | ieee_slurp_sections (abfd) | |
1119 | bfd *abfd; | |
1120 | { | |
1121 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
1122 | file_ptr offset = ieee->w.r.section_part; | |
1123 | asection *section = (asection *) NULL; | |
1124 | char *name; | |
1125 | ||
1126 | if (offset != 0) | |
1127 | { | |
1128 | bfd_byte section_type[3]; | |
1129 | ieee_seek (abfd, offset); | |
1130 | while (true) | |
1131 | { | |
1132 | switch (this_byte (&(ieee->h))) | |
1133 | { | |
1134 | case ieee_section_type_enum: | |
1135 | { | |
1136 | unsigned int section_index; | |
1137 | next_byte (&(ieee->h)); | |
1138 | section_index = must_parse_int (&(ieee->h)); | |
1139 | ||
1140 | section = get_section_entry (abfd, ieee, section_index); | |
1141 | ||
1142 | section_type[0] = this_byte_and_next (&(ieee->h)); | |
1143 | ||
1144 | /* Set minimal section attributes. Attributes are | |
1145 | extended later, based on section contents. */ | |
1146 | ||
1147 | switch (section_type[0]) | |
1148 | { | |
1149 | case 0xC1: | |
1150 | /* Normal attributes for absolute sections */ | |
1151 | section_type[1] = this_byte (&(ieee->h)); | |
1152 | section->flags = SEC_ALLOC; | |
1153 | switch (section_type[1]) | |
1154 | { | |
1155 | case 0xD3: /* AS Absolute section attributes */ | |
1156 | next_byte (&(ieee->h)); | |
1157 | section_type[2] = this_byte (&(ieee->h)); | |
1158 | switch (section_type[2]) | |
1159 | { | |
1160 | case 0xD0: | |
1161 | /* Normal code */ | |
1162 | next_byte (&(ieee->h)); | |
1163 | section->flags |= SEC_CODE; | |
1164 | break; | |
1165 | case 0xC4: | |
1166 | /* Normal data */ | |
1167 | next_byte (&(ieee->h)); | |
1168 | section->flags |= SEC_DATA; | |
1169 | break; | |
1170 | case 0xD2: | |
1171 | next_byte (&(ieee->h)); | |
1172 | /* Normal rom data */ | |
1173 | section->flags |= SEC_ROM | SEC_DATA; | |
1174 | break; | |
1175 | default: | |
1176 | break; | |
1177 | } | |
1178 | } | |
1179 | break; | |
1180 | case 0xC3: /* Named relocatable sections (type C) */ | |
1181 | section_type[1] = this_byte (&(ieee->h)); | |
1182 | section->flags = SEC_ALLOC; | |
1183 | switch (section_type[1]) | |
1184 | { | |
1185 | case 0xD0: /* Normal code (CP) */ | |
1186 | next_byte (&(ieee->h)); | |
1187 | section->flags |= SEC_CODE; | |
1188 | break; | |
1189 | case 0xC4: /* Normal data (CD) */ | |
1190 | next_byte (&(ieee->h)); | |
1191 | section->flags |= SEC_DATA; | |
1192 | break; | |
1193 | case 0xD2: /* Normal rom data (CR) */ | |
1194 | next_byte (&(ieee->h)); | |
1195 | section->flags |= SEC_ROM | SEC_DATA; | |
1196 | break; | |
1197 | default: | |
1198 | break; | |
1199 | } | |
1200 | } | |
1201 | ||
1202 | /* Read section name, use it if non empty. */ | |
1203 | name = read_id (&ieee->h); | |
1204 | if (name[0]) | |
1205 | section->name = name; | |
1206 | ||
1207 | /* Skip these fields, which we don't care about */ | |
1208 | { | |
1209 | bfd_vma parent, brother, context; | |
1210 | parse_int (&(ieee->h), &parent); | |
1211 | parse_int (&(ieee->h), &brother); | |
1212 | parse_int (&(ieee->h), &context); | |
1213 | } | |
1214 | } | |
1215 | break; | |
1216 | case ieee_section_alignment_enum: | |
1217 | { | |
1218 | unsigned int section_index; | |
1219 | bfd_vma value; | |
1220 | asection *section; | |
1221 | next_byte (&(ieee->h)); | |
1222 | section_index = must_parse_int (&ieee->h); | |
1223 | section = get_section_entry (abfd, ieee, section_index); | |
1224 | if (section_index > ieee->section_count) | |
1225 | { | |
1226 | ieee->section_count = section_index; | |
1227 | } | |
1228 | section->alignment_power = | |
1229 | bfd_log2 (must_parse_int (&ieee->h)); | |
1230 | (void) parse_int (&(ieee->h), &value); | |
1231 | } | |
1232 | break; | |
1233 | case ieee_e2_first_byte_enum: | |
1234 | { | |
1235 | ieee_record_enum_type t = (ieee_record_enum_type) (read_2bytes (&(ieee->h))); | |
1236 | ||
1237 | switch (t) | |
1238 | { | |
1239 | case ieee_section_size_enum: | |
1240 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1241 | section->_raw_size = must_parse_int (&(ieee->h)); | |
1242 | break; | |
1243 | case ieee_physical_region_size_enum: | |
1244 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1245 | section->_raw_size = must_parse_int (&(ieee->h)); | |
1246 | break; | |
1247 | case ieee_region_base_address_enum: | |
1248 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1249 | section->vma = must_parse_int (&(ieee->h)); | |
1250 | section->lma = section->vma; | |
1251 | break; | |
1252 | case ieee_mau_size_enum: | |
1253 | must_parse_int (&(ieee->h)); | |
1254 | must_parse_int (&(ieee->h)); | |
1255 | break; | |
1256 | case ieee_m_value_enum: | |
1257 | must_parse_int (&(ieee->h)); | |
1258 | must_parse_int (&(ieee->h)); | |
1259 | break; | |
1260 | case ieee_section_base_address_enum: | |
1261 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1262 | section->vma = must_parse_int (&(ieee->h)); | |
1263 | section->lma = section->vma; | |
1264 | break; | |
1265 | case ieee_section_offset_enum: | |
1266 | (void) must_parse_int (&(ieee->h)); | |
1267 | (void) must_parse_int (&(ieee->h)); | |
1268 | break; | |
1269 | default: | |
1270 | return; | |
1271 | } | |
1272 | } | |
1273 | break; | |
1274 | default: | |
1275 | return; | |
1276 | } | |
1277 | } | |
1278 | } | |
1279 | } | |
1280 | ||
1281 | /* Make a section for the debugging information, if any. We don't try | |
1282 | to interpret the debugging information; we just point the section | |
1283 | at the area in the file so that program which understand can dig it | |
1284 | out. */ | |
1285 | ||
1286 | static boolean | |
1287 | ieee_slurp_debug (abfd) | |
1288 | bfd *abfd; | |
1289 | { | |
1290 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
1291 | asection *sec; | |
a8c5faf7 | 1292 | file_ptr debug_end; |
252b5132 RH |
1293 | |
1294 | if (ieee->w.r.debug_information_part == 0) | |
1295 | return true; | |
1296 | ||
1297 | sec = bfd_make_section (abfd, ".debug"); | |
1298 | if (sec == NULL) | |
1299 | return false; | |
1300 | sec->flags |= SEC_DEBUGGING | SEC_HAS_CONTENTS; | |
1301 | sec->filepos = ieee->w.r.debug_information_part; | |
a8c5faf7 ILT |
1302 | |
1303 | debug_end = ieee->w.r.data_part; | |
1304 | if (debug_end == 0) | |
1305 | debug_end = ieee->w.r.trailer_part; | |
1306 | if (debug_end == 0) | |
1307 | debug_end = ieee->w.r.me_record; | |
1308 | sec->_raw_size = debug_end - ieee->w.r.debug_information_part; | |
252b5132 RH |
1309 | |
1310 | return true; | |
1311 | } | |
1312 | \f | |
1313 | /*********************************************************************** | |
1314 | * archive stuff | |
1315 | */ | |
1316 | ||
1317 | const bfd_target * | |
1318 | ieee_archive_p (abfd) | |
1319 | bfd *abfd; | |
1320 | { | |
1321 | char *library; | |
1322 | unsigned int i; | |
1323 | unsigned char buffer[512]; | |
1324 | file_ptr buffer_offset = 0; | |
1325 | ieee_ar_data_type *save = abfd->tdata.ieee_ar_data; | |
1326 | ieee_ar_data_type *ieee; | |
1327 | unsigned int alc_elts; | |
1328 | ieee_ar_obstack_type *elts = NULL; | |
1329 | ||
1330 | abfd->tdata.ieee_ar_data = | |
1331 | (ieee_ar_data_type *) bfd_alloc (abfd, sizeof (ieee_ar_data_type)); | |
1332 | if (!abfd->tdata.ieee_ar_data) | |
1333 | goto error_return; | |
1334 | ieee = IEEE_AR_DATA (abfd); | |
1335 | ||
1336 | /* FIXME: Check return value. I'm not sure whether it needs to read | |
1337 | the entire buffer or not. */ | |
1338 | bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd); | |
1339 | ||
1340 | ieee->h.first_byte = buffer; | |
1341 | ieee->h.input_p = buffer; | |
1342 | ||
1343 | ieee->h.abfd = abfd; | |
1344 | ||
1345 | if (this_byte (&(ieee->h)) != Module_Beginning) | |
1346 | { | |
1347 | abfd->tdata.ieee_ar_data = save; | |
911c6dae | 1348 | goto got_wrong_format_error; |
252b5132 RH |
1349 | } |
1350 | ||
1351 | next_byte (&(ieee->h)); | |
1352 | library = read_id (&(ieee->h)); | |
1353 | if (strcmp (library, "LIBRARY") != 0) | |
1354 | { | |
1355 | bfd_release (abfd, ieee); | |
1356 | abfd->tdata.ieee_ar_data = save; | |
911c6dae | 1357 | goto got_wrong_format_error; |
252b5132 RH |
1358 | } |
1359 | /* Throw away the filename */ | |
1360 | read_id (&(ieee->h)); | |
1361 | ||
1362 | ieee->element_count = 0; | |
1363 | ieee->element_index = 0; | |
1364 | ||
1365 | next_byte (&(ieee->h)); /* Drop the ad part */ | |
1366 | must_parse_int (&(ieee->h)); /* And the two dummy numbers */ | |
1367 | must_parse_int (&(ieee->h)); | |
1368 | ||
1369 | alc_elts = 10; | |
1370 | elts = (ieee_ar_obstack_type *) bfd_malloc (alc_elts * sizeof *elts); | |
1371 | if (elts == NULL) | |
1372 | goto error_return; | |
1373 | ||
1374 | /* Read the index of the BB table */ | |
1375 | while (1) | |
1376 | { | |
1377 | int rec; | |
1378 | ieee_ar_obstack_type *t; | |
1379 | ||
1380 | rec = read_2bytes (&(ieee->h)); | |
1381 | if (rec != (int) ieee_assign_value_to_variable_enum) | |
1382 | break; | |
1383 | ||
1384 | if (ieee->element_count >= alc_elts) | |
1385 | { | |
1386 | ieee_ar_obstack_type *n; | |
1387 | ||
1388 | alc_elts *= 2; | |
1389 | n = ((ieee_ar_obstack_type *) | |
1390 | bfd_realloc (elts, alc_elts * sizeof *elts)); | |
1391 | if (n == NULL) | |
1392 | goto error_return; | |
1393 | elts = n; | |
1394 | } | |
1395 | ||
1396 | t = &elts[ieee->element_count]; | |
1397 | ieee->element_count++; | |
1398 | ||
1399 | must_parse_int (&(ieee->h)); | |
1400 | t->file_offset = must_parse_int (&(ieee->h)); | |
1401 | t->abfd = (bfd *) NULL; | |
1402 | ||
1403 | /* Make sure that we don't go over the end of the buffer */ | |
1404 | ||
1405 | if ((size_t) ieee_pos (abfd) > sizeof (buffer) / 2) | |
1406 | { | |
1407 | /* Past half way, reseek and reprime */ | |
1408 | buffer_offset += ieee_pos (abfd); | |
1409 | if (bfd_seek (abfd, buffer_offset, SEEK_SET) != 0) | |
1410 | goto error_return; | |
1411 | /* FIXME: Check return value. I'm not sure whether it needs | |
1412 | to read the entire buffer or not. */ | |
1413 | bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd); | |
1414 | ieee->h.first_byte = buffer; | |
1415 | ieee->h.input_p = buffer; | |
1416 | } | |
1417 | } | |
1418 | ||
1419 | ieee->elements = ((ieee_ar_obstack_type *) | |
1420 | bfd_alloc (abfd, | |
1421 | ieee->element_count * sizeof *ieee->elements)); | |
1422 | if (ieee->elements == NULL) | |
1423 | goto error_return; | |
1424 | memcpy (ieee->elements, elts, | |
1425 | ieee->element_count * sizeof *ieee->elements); | |
1426 | free (elts); | |
1427 | elts = NULL; | |
1428 | ||
1429 | /* Now scan the area again, and replace BB offsets with file */ | |
1430 | /* offsets */ | |
1431 | ||
1432 | for (i = 2; i < ieee->element_count; i++) | |
1433 | { | |
1434 | if (bfd_seek (abfd, ieee->elements[i].file_offset, SEEK_SET) != 0) | |
1435 | goto error_return; | |
1436 | /* FIXME: Check return value. I'm not sure whether it needs to | |
1437 | read the entire buffer or not. */ | |
1438 | bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd); | |
1439 | ieee->h.first_byte = buffer; | |
1440 | ieee->h.input_p = buffer; | |
1441 | ||
1442 | next_byte (&(ieee->h)); /* Drop F8 */ | |
1443 | next_byte (&(ieee->h)); /* Drop 14 */ | |
1444 | must_parse_int (&(ieee->h)); /* Drop size of block */ | |
1445 | if (must_parse_int (&(ieee->h)) != 0) | |
1446 | { | |
1447 | /* This object has been deleted */ | |
1448 | ieee->elements[i].file_offset = 0; | |
1449 | } | |
1450 | else | |
1451 | { | |
1452 | ieee->elements[i].file_offset = must_parse_int (&(ieee->h)); | |
1453 | } | |
1454 | } | |
1455 | ||
1456 | /* abfd->has_armap = ;*/ | |
1457 | ||
1458 | return abfd->xvec; | |
1459 | ||
911c6dae AM |
1460 | got_wrong_format_error: |
1461 | bfd_set_error (bfd_error_wrong_format); | |
252b5132 RH |
1462 | error_return: |
1463 | if (elts != NULL) | |
1464 | free (elts); | |
1465 | return NULL; | |
1466 | } | |
1467 | ||
1468 | static boolean | |
1469 | ieee_mkobject (abfd) | |
1470 | bfd *abfd; | |
1471 | { | |
1472 | abfd->tdata.ieee_data = (ieee_data_type *) bfd_zalloc (abfd, sizeof (ieee_data_type)); | |
1473 | return abfd->tdata.ieee_data ? true : false; | |
1474 | } | |
1475 | ||
1476 | const bfd_target * | |
1477 | ieee_object_p (abfd) | |
1478 | bfd *abfd; | |
1479 | { | |
1480 | char *processor; | |
1481 | unsigned int part; | |
1482 | ieee_data_type *ieee; | |
1483 | unsigned char buffer[300]; | |
1484 | ieee_data_type *save = IEEE_DATA (abfd); | |
1485 | ||
1486 | abfd->tdata.ieee_data = 0; | |
1487 | ieee_mkobject (abfd); | |
1488 | ||
1489 | ieee = IEEE_DATA (abfd); | |
1490 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) | |
1491 | goto fail; | |
1492 | /* Read the first few bytes in to see if it makes sense */ | |
1493 | /* FIXME: Check return value. I'm not sure whether it needs to read | |
1494 | the entire buffer or not. */ | |
1495 | bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd); | |
1496 | ||
1497 | ieee->h.input_p = buffer; | |
1498 | if (this_byte_and_next (&(ieee->h)) != Module_Beginning) | |
1499 | goto got_wrong_format; | |
1500 | ||
1501 | ieee->read_symbols = false; | |
1502 | ieee->read_data = false; | |
1503 | ieee->section_count = 0; | |
1504 | ieee->external_symbol_max_index = 0; | |
1505 | ieee->external_symbol_min_index = IEEE_PUBLIC_BASE; | |
1506 | ieee->external_reference_min_index = IEEE_REFERENCE_BASE; | |
1507 | ieee->external_reference_max_index = 0; | |
1508 | ieee->h.abfd = abfd; | |
1509 | ieee->section_table = NULL; | |
1510 | ieee->section_table_size = 0; | |
1511 | ||
1512 | processor = ieee->mb.processor = read_id (&(ieee->h)); | |
1513 | if (strcmp (processor, "LIBRARY") == 0) | |
1514 | goto got_wrong_format; | |
1515 | ieee->mb.module_name = read_id (&(ieee->h)); | |
1516 | if (abfd->filename == (CONST char *) NULL) | |
1517 | { | |
1518 | abfd->filename = ieee->mb.module_name; | |
1519 | } | |
1520 | /* Determine the architecture and machine type of the object file. | |
1521 | */ | |
1522 | { | |
1523 | const bfd_arch_info_type *arch; | |
1524 | char family[10]; | |
1525 | ||
1526 | /* IEEE does not specify the format of the processor identificaton | |
1527 | string, so the compiler is free to put in it whatever it wants. | |
1528 | We try here to recognize different processors belonging to the | |
1529 | m68k family. Code for other processors can be added here. */ | |
1530 | if ((processor[0] == '6') && (processor[1] == '8')) | |
1531 | { | |
1532 | if (processor[2] == '3') /* 683xx integrated processors */ | |
1533 | { | |
1534 | switch (processor[3]) | |
1535 | { | |
1536 | case '0': /* 68302, 68306, 68307 */ | |
1537 | case '2': /* 68322, 68328 */ | |
1538 | case '5': /* 68356 */ | |
1539 | strcpy (family, "68000"); /* MC68000-based controllers */ | |
1540 | break; | |
1541 | ||
1542 | case '3': /* 68330, 68331, 68332, 68333, | |
1543 | 68334, 68335, 68336, 68338 */ | |
1544 | case '6': /* 68360 */ | |
1545 | case '7': /* 68376 */ | |
1546 | strcpy (family, "68332"); /* CPU32 and CPU32+ */ | |
1547 | break; | |
1548 | ||
1549 | case '4': | |
1550 | if (processor[4] == '9') /* 68349 */ | |
1551 | strcpy (family, "68030"); /* CPU030 */ | |
1552 | else /* 68340, 68341 */ | |
1553 | strcpy (family, "68332"); /* CPU32 and CPU32+ */ | |
1554 | break; | |
1555 | ||
1556 | default: /* Does not exist yet */ | |
1557 | strcpy (family, "68332"); /* Guess it will be CPU32 */ | |
1558 | } | |
1559 | } | |
1560 | else if (toupper (processor[3]) == 'F') /* 68F333 */ | |
1561 | strcpy (family, "68332"); /* CPU32 */ | |
1562 | else if ((toupper (processor[3]) == 'C') /* Embedded controllers */ | |
1563 | && ((toupper (processor[2]) == 'E') | |
1564 | || (toupper (processor[2]) == 'H') | |
1565 | || (toupper (processor[2]) == 'L'))) | |
1566 | { | |
1567 | strcpy (family, "68"); | |
1568 | strncat (family, processor + 4, 7); | |
1569 | family[9] = '\0'; | |
1570 | } | |
1571 | else /* "Regular" processors */ | |
1572 | { | |
1573 | strncpy (family, processor, 9); | |
1574 | family[9] = '\0'; | |
1575 | } | |
1576 | } | |
1577 | else if ((strncmp (processor, "cpu32", 5) == 0) /* CPU32 and CPU32+ */ | |
1578 | || (strncmp (processor, "CPU32", 5) == 0)) | |
1579 | strcpy (family, "68332"); | |
1580 | else | |
1581 | { | |
1582 | strncpy (family, processor, 9); | |
1583 | family[9] = '\0'; | |
1584 | } | |
1585 | ||
1586 | arch = bfd_scan_arch (family); | |
1587 | if (arch == 0) | |
1588 | goto got_wrong_format; | |
1589 | abfd->arch_info = arch; | |
1590 | } | |
1591 | ||
1592 | if (this_byte (&(ieee->h)) != (int) ieee_address_descriptor_enum) | |
1593 | { | |
1594 | goto fail; | |
1595 | } | |
1596 | next_byte (&(ieee->h)); | |
1597 | ||
1598 | if (parse_int (&(ieee->h), &ieee->ad.number_of_bits_mau) == false) | |
1599 | { | |
1600 | goto fail; | |
1601 | } | |
1602 | if (parse_int (&(ieee->h), &ieee->ad.number_of_maus_in_address) == false) | |
1603 | { | |
1604 | goto fail; | |
1605 | } | |
1606 | ||
1607 | /* If there is a byte order info, take it */ | |
1608 | if (this_byte (&(ieee->h)) == (int) ieee_variable_L_enum || | |
1609 | this_byte (&(ieee->h)) == (int) ieee_variable_M_enum) | |
1610 | next_byte (&(ieee->h)); | |
1611 | ||
1612 | for (part = 0; part < N_W_VARIABLES; part++) | |
1613 | { | |
1614 | boolean ok; | |
1615 | if (read_2bytes (&(ieee->h)) != (int) ieee_assign_value_to_variable_enum) | |
1616 | { | |
1617 | goto fail; | |
1618 | } | |
1619 | if (this_byte_and_next (&(ieee->h)) != part) | |
1620 | { | |
1621 | goto fail; | |
1622 | } | |
1623 | ||
1624 | ieee->w.offset[part] = parse_i (&(ieee->h), &ok); | |
1625 | if (ok == false) | |
1626 | { | |
1627 | goto fail; | |
1628 | } | |
1629 | ||
1630 | } | |
1631 | ||
1632 | if (ieee->w.r.external_part != 0) | |
1633 | abfd->flags = HAS_SYMS; | |
1634 | ||
1635 | /* By now we know that this is a real IEEE file, we're going to read | |
1636 | the whole thing into memory so that we can run up and down it | |
1637 | quickly. We can work out how big the file is from the trailer | |
1638 | record */ | |
1639 | ||
1640 | IEEE_DATA (abfd)->h.first_byte = | |
1641 | (unsigned char *) bfd_alloc (ieee->h.abfd, ieee->w.r.me_record + 1); | |
1642 | if (!IEEE_DATA (abfd)->h.first_byte) | |
1643 | goto fail; | |
1644 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) | |
1645 | goto fail; | |
1646 | /* FIXME: Check return value. I'm not sure whether it needs to read | |
1647 | the entire buffer or not. */ | |
1648 | bfd_read ((PTR) (IEEE_DATA (abfd)->h.first_byte), 1, | |
1649 | ieee->w.r.me_record + 1, abfd); | |
1650 | ||
1651 | ieee_slurp_sections (abfd); | |
1652 | ||
1653 | if (! ieee_slurp_debug (abfd)) | |
1654 | goto fail; | |
1655 | ||
1656 | /* Parse section data to activate file and section flags implied by | |
1657 | section contents. */ | |
1658 | ||
1659 | if (! ieee_slurp_section_data (abfd)) | |
1660 | goto fail; | |
1661 | ||
1662 | return abfd->xvec; | |
1663 | got_wrong_format: | |
1664 | bfd_set_error (bfd_error_wrong_format); | |
1665 | fail: | |
1666 | (void) bfd_release (abfd, ieee); | |
1667 | abfd->tdata.ieee_data = save; | |
1668 | return (const bfd_target *) NULL; | |
1669 | } | |
1670 | ||
1671 | void | |
1672 | ieee_get_symbol_info (ignore_abfd, symbol, ret) | |
5f771d47 | 1673 | bfd *ignore_abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
1674 | asymbol *symbol; |
1675 | symbol_info *ret; | |
1676 | { | |
1677 | bfd_symbol_info (symbol, ret); | |
1678 | if (symbol->name[0] == ' ') | |
1679 | ret->name = "* empty table entry "; | |
1680 | if (!symbol->section) | |
1681 | ret->type = (symbol->flags & BSF_LOCAL) ? 'a' : 'A'; | |
1682 | } | |
1683 | ||
1684 | void | |
1685 | ieee_print_symbol (ignore_abfd, afile, symbol, how) | |
5f771d47 | 1686 | bfd *ignore_abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
1687 | PTR afile; |
1688 | asymbol *symbol; | |
1689 | bfd_print_symbol_type how; | |
1690 | { | |
1691 | FILE *file = (FILE *) afile; | |
1692 | ||
1693 | switch (how) | |
1694 | { | |
1695 | case bfd_print_symbol_name: | |
1696 | fprintf (file, "%s", symbol->name); | |
1697 | break; | |
1698 | case bfd_print_symbol_more: | |
1699 | #if 0 | |
1700 | fprintf (file, "%4x %2x", aout_symbol (symbol)->desc & 0xffff, | |
1701 | aout_symbol (symbol)->other & 0xff); | |
1702 | #endif | |
1703 | BFD_FAIL (); | |
1704 | break; | |
1705 | case bfd_print_symbol_all: | |
1706 | { | |
1707 | const char *section_name = | |
1708 | (symbol->section == (asection *) NULL | |
1709 | ? "*abs" | |
1710 | : symbol->section->name); | |
1711 | if (symbol->name[0] == ' ') | |
1712 | { | |
1713 | fprintf (file, "* empty table entry "); | |
1714 | } | |
1715 | else | |
1716 | { | |
1717 | bfd_print_symbol_vandf ((PTR) file, symbol); | |
1718 | ||
1719 | fprintf (file, " %-5s %04x %02x %s", | |
1720 | section_name, | |
1721 | (unsigned) ieee_symbol (symbol)->index, | |
1722 | (unsigned) 0, | |
1723 | symbol->name); | |
1724 | } | |
1725 | } | |
1726 | break; | |
1727 | } | |
1728 | } | |
1729 | ||
1730 | static boolean | |
1731 | do_one (ieee, current_map, location_ptr, s, iterations) | |
1732 | ieee_data_type *ieee; | |
1733 | ieee_per_section_type *current_map; | |
1734 | unsigned char *location_ptr; | |
1735 | asection *s; | |
1736 | int iterations; | |
1737 | { | |
1738 | switch (this_byte (&(ieee->h))) | |
1739 | { | |
1740 | case ieee_load_constant_bytes_enum: | |
1741 | { | |
1742 | unsigned int number_of_maus; | |
1743 | unsigned int i; | |
1744 | next_byte (&(ieee->h)); | |
1745 | number_of_maus = must_parse_int (&(ieee->h)); | |
1746 | ||
1747 | for (i = 0; i < number_of_maus; i++) | |
1748 | { | |
1749 | location_ptr[current_map->pc++] = this_byte (&(ieee->h)); | |
1750 | next_byte (&(ieee->h)); | |
1751 | } | |
1752 | } | |
1753 | break; | |
1754 | ||
1755 | case ieee_load_with_relocation_enum: | |
1756 | { | |
1757 | boolean loop = true; | |
1758 | next_byte (&(ieee->h)); | |
1759 | while (loop) | |
1760 | { | |
1761 | switch (this_byte (&(ieee->h))) | |
1762 | { | |
1763 | case ieee_variable_R_enum: | |
1764 | ||
1765 | case ieee_function_signed_open_b_enum: | |
1766 | case ieee_function_unsigned_open_b_enum: | |
1767 | case ieee_function_either_open_b_enum: | |
1768 | { | |
1769 | unsigned int extra = 4; | |
1770 | boolean pcrel = false; | |
1771 | asection *section; | |
1772 | ieee_reloc_type *r = | |
1773 | (ieee_reloc_type *) bfd_alloc (ieee->h.abfd, | |
1774 | sizeof (ieee_reloc_type)); | |
1775 | if (!r) | |
1776 | return false; | |
1777 | ||
1778 | *(current_map->reloc_tail_ptr) = r; | |
1779 | current_map->reloc_tail_ptr = &r->next; | |
1780 | r->next = (ieee_reloc_type *) NULL; | |
1781 | next_byte (&(ieee->h)); | |
1782 | /* abort();*/ | |
1783 | r->relent.sym_ptr_ptr = 0; | |
1784 | parse_expression (ieee, | |
1785 | &r->relent.addend, | |
1786 | &r->symbol, | |
1787 | &pcrel, &extra, §ion); | |
1788 | r->relent.address = current_map->pc; | |
1789 | s->flags |= SEC_RELOC; | |
1790 | s->owner->flags |= HAS_RELOC; | |
1791 | s->reloc_count++; | |
1792 | if (r->relent.sym_ptr_ptr == NULL && section != NULL) | |
1793 | r->relent.sym_ptr_ptr = section->symbol_ptr_ptr; | |
1794 | ||
1795 | if (this_byte (&(ieee->h)) == (int) ieee_comma) | |
1796 | { | |
1797 | next_byte (&(ieee->h)); | |
1798 | /* Fetch number of bytes to pad */ | |
1799 | extra = must_parse_int (&(ieee->h)); | |
1800 | }; | |
1801 | ||
1802 | switch (this_byte (&(ieee->h))) | |
1803 | { | |
1804 | case ieee_function_signed_close_b_enum: | |
1805 | next_byte (&(ieee->h)); | |
1806 | break; | |
1807 | case ieee_function_unsigned_close_b_enum: | |
1808 | next_byte (&(ieee->h)); | |
1809 | break; | |
1810 | case ieee_function_either_close_b_enum: | |
1811 | next_byte (&(ieee->h)); | |
1812 | break; | |
1813 | default: | |
1814 | break; | |
1815 | } | |
1816 | /* Build a relocation entry for this type */ | |
1817 | /* If pc rel then stick -ve pc into instruction | |
1818 | and take out of reloc .. | |
1819 | ||
1820 | I've changed this. It's all too complicated. I | |
1821 | keep 0 in the instruction now. */ | |
1822 | ||
1823 | switch (extra) | |
1824 | { | |
1825 | case 0: | |
1826 | case 4: | |
1827 | ||
1828 | if (pcrel == true) | |
1829 | { | |
1830 | #if KEEPMINUSPCININST | |
1831 | bfd_put_32 (ieee->h.abfd, -current_map->pc, location_ptr + | |
1832 | current_map->pc); | |
1833 | r->relent.howto = &rel32_howto; | |
1834 | r->relent.addend -= | |
1835 | current_map->pc; | |
1836 | #else | |
1837 | bfd_put_32 (ieee->h.abfd, 0, location_ptr + | |
1838 | current_map->pc); | |
1839 | r->relent.howto = &rel32_howto; | |
1840 | #endif | |
1841 | } | |
1842 | else | |
1843 | { | |
1844 | bfd_put_32 (ieee->h.abfd, 0, location_ptr + | |
1845 | current_map->pc); | |
1846 | r->relent.howto = &abs32_howto; | |
1847 | } | |
1848 | current_map->pc += 4; | |
1849 | break; | |
1850 | case 2: | |
1851 | if (pcrel == true) | |
1852 | { | |
1853 | #if KEEPMINUSPCININST | |
1854 | bfd_put_16 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc); | |
1855 | r->relent.addend -= current_map->pc; | |
1856 | r->relent.howto = &rel16_howto; | |
1857 | #else | |
1858 | ||
1859 | bfd_put_16 (ieee->h.abfd, 0, location_ptr + current_map->pc); | |
1860 | r->relent.howto = &rel16_howto; | |
1861 | #endif | |
1862 | } | |
1863 | ||
1864 | else | |
1865 | { | |
1866 | bfd_put_16 (ieee->h.abfd, 0, location_ptr + current_map->pc); | |
1867 | r->relent.howto = &abs16_howto; | |
1868 | } | |
1869 | current_map->pc += 2; | |
1870 | break; | |
1871 | case 1: | |
1872 | if (pcrel == true) | |
1873 | { | |
1874 | #if KEEPMINUSPCININST | |
1875 | bfd_put_8 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc); | |
1876 | r->relent.addend -= current_map->pc; | |
1877 | r->relent.howto = &rel8_howto; | |
1878 | #else | |
1879 | bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc); | |
1880 | r->relent.howto = &rel8_howto; | |
1881 | #endif | |
1882 | } | |
1883 | else | |
1884 | { | |
1885 | bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc); | |
1886 | r->relent.howto = &abs8_howto; | |
1887 | } | |
1888 | current_map->pc += 1; | |
1889 | break; | |
1890 | ||
1891 | default: | |
1892 | BFD_FAIL (); | |
1893 | return false; | |
1894 | } | |
1895 | } | |
1896 | break; | |
1897 | default: | |
1898 | { | |
1899 | bfd_vma this_size; | |
1900 | if (parse_int (&(ieee->h), &this_size) == true) | |
1901 | { | |
1902 | unsigned int i; | |
1903 | for (i = 0; i < this_size; i++) | |
1904 | { | |
1905 | location_ptr[current_map->pc++] = this_byte (&(ieee->h)); | |
1906 | next_byte (&(ieee->h)); | |
1907 | } | |
1908 | } | |
1909 | else | |
1910 | { | |
1911 | loop = false; | |
1912 | } | |
1913 | } | |
1914 | } | |
1915 | ||
1916 | /* Prevent more than the first load-item of an LR record | |
1917 | from being repeated (MRI convention). */ | |
1918 | if (iterations != 1) | |
1919 | loop = false; | |
1920 | } | |
1921 | } | |
1922 | } | |
1923 | return true; | |
1924 | } | |
1925 | ||
1926 | /* Read in all the section data and relocation stuff too */ | |
1927 | static boolean | |
1928 | ieee_slurp_section_data (abfd) | |
1929 | bfd *abfd; | |
1930 | { | |
1931 | bfd_byte *location_ptr = (bfd_byte *) NULL; | |
1932 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
1933 | unsigned int section_number; | |
1934 | ||
1935 | ieee_per_section_type *current_map = (ieee_per_section_type *) NULL; | |
1936 | asection *s; | |
1937 | /* Seek to the start of the data area */ | |
1938 | if (ieee->read_data == true) | |
1939 | return true; | |
1940 | ieee->read_data = true; | |
1941 | ieee_seek (abfd, ieee->w.r.data_part); | |
1942 | ||
1943 | /* Allocate enough space for all the section contents */ | |
1944 | ||
1945 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
1946 | { | |
1947 | ieee_per_section_type *per = (ieee_per_section_type *) s->used_by_bfd; | |
1948 | if ((s->flags & SEC_DEBUGGING) != 0) | |
1949 | continue; | |
1950 | per->data = (bfd_byte *) bfd_alloc (ieee->h.abfd, s->_raw_size); | |
1951 | if (!per->data) | |
1952 | return false; | |
1953 | /*SUPPRESS 68*/ | |
1954 | per->reloc_tail_ptr = | |
1955 | (ieee_reloc_type **) & (s->relocation); | |
1956 | } | |
1957 | ||
1958 | while (true) | |
1959 | { | |
1960 | switch (this_byte (&(ieee->h))) | |
1961 | { | |
1962 | /* IF we see anything strange then quit */ | |
1963 | default: | |
1964 | return true; | |
1965 | ||
1966 | case ieee_set_current_section_enum: | |
1967 | next_byte (&(ieee->h)); | |
1968 | section_number = must_parse_int (&(ieee->h)); | |
1969 | s = ieee->section_table[section_number]; | |
1970 | s->flags |= SEC_LOAD | SEC_HAS_CONTENTS; | |
1971 | current_map = (ieee_per_section_type *) s->used_by_bfd; | |
1972 | location_ptr = current_map->data - s->vma; | |
1973 | /* The document I have says that Microtec's compilers reset */ | |
1974 | /* this after a sec section, even though the standard says not */ | |
1975 | /* to. SO .. */ | |
1976 | current_map->pc = s->vma; | |
1977 | break; | |
1978 | ||
1979 | case ieee_e2_first_byte_enum: | |
1980 | next_byte (&(ieee->h)); | |
1981 | switch (this_byte (&(ieee->h))) | |
1982 | { | |
1983 | case ieee_set_current_pc_enum & 0xff: | |
1984 | { | |
1985 | bfd_vma value; | |
1986 | ieee_symbol_index_type symbol; | |
1987 | unsigned int extra; | |
1988 | boolean pcrel; | |
1989 | next_byte (&(ieee->h)); | |
1990 | must_parse_int (&(ieee->h)); /* Thow away section #*/ | |
1991 | parse_expression (ieee, &value, | |
1992 | &symbol, | |
1993 | &pcrel, &extra, | |
1994 | 0); | |
1995 | current_map->pc = value; | |
1996 | BFD_ASSERT ((unsigned) (value - s->vma) <= s->_raw_size); | |
1997 | } | |
1998 | break; | |
1999 | ||
2000 | case ieee_value_starting_address_enum & 0xff: | |
2001 | next_byte (&(ieee->h)); | |
2002 | if (this_byte (&(ieee->h)) == ieee_function_either_open_b_enum) | |
2003 | next_byte (&(ieee->h)); | |
2004 | abfd->start_address = must_parse_int (&(ieee->h)); | |
2005 | /* We've got to the end of the data now - */ | |
2006 | return true; | |
2007 | default: | |
2008 | BFD_FAIL (); | |
2009 | return false; | |
2010 | } | |
2011 | break; | |
2012 | case ieee_repeat_data_enum: | |
2013 | { | |
2014 | /* Repeat the following LD or LR n times - we do this by | |
2015 | remembering the stream pointer before running it and | |
2016 | resetting it and running it n times. We special case | |
2017 | the repetition of a repeat_data/load_constant | |
2018 | */ | |
2019 | ||
2020 | unsigned int iterations; | |
2021 | unsigned char *start; | |
2022 | next_byte (&(ieee->h)); | |
2023 | iterations = must_parse_int (&(ieee->h)); | |
2024 | start = ieee->h.input_p; | |
2025 | if (start[0] == (int) ieee_load_constant_bytes_enum && | |
2026 | start[1] == 1) | |
2027 | { | |
2028 | while (iterations != 0) | |
2029 | { | |
2030 | location_ptr[current_map->pc++] = start[2]; | |
2031 | iterations--; | |
2032 | } | |
2033 | next_byte (&(ieee->h)); | |
2034 | next_byte (&(ieee->h)); | |
2035 | next_byte (&(ieee->h)); | |
2036 | } | |
2037 | else | |
2038 | { | |
2039 | while (iterations != 0) | |
2040 | { | |
2041 | ieee->h.input_p = start; | |
2042 | if (!do_one (ieee, current_map, location_ptr, s, | |
2043 | iterations)) | |
2044 | return false; | |
2045 | iterations--; | |
2046 | } | |
2047 | } | |
2048 | } | |
2049 | break; | |
2050 | case ieee_load_constant_bytes_enum: | |
2051 | case ieee_load_with_relocation_enum: | |
2052 | { | |
2053 | if (!do_one (ieee, current_map, location_ptr, s, 1)) | |
2054 | return false; | |
2055 | } | |
2056 | } | |
2057 | } | |
2058 | } | |
2059 | ||
2060 | boolean | |
2061 | ieee_new_section_hook (abfd, newsect) | |
2062 | bfd *abfd; | |
2063 | asection *newsect; | |
2064 | { | |
2065 | newsect->used_by_bfd = (PTR) | |
2066 | bfd_alloc (abfd, sizeof (ieee_per_section_type)); | |
2067 | if (!newsect->used_by_bfd) | |
2068 | return false; | |
2069 | ieee_per_section (newsect)->data = (bfd_byte *) NULL; | |
2070 | ieee_per_section (newsect)->section = newsect; | |
2071 | return true; | |
2072 | } | |
2073 | ||
2074 | long | |
2075 | ieee_get_reloc_upper_bound (abfd, asect) | |
2076 | bfd *abfd; | |
2077 | sec_ptr asect; | |
2078 | { | |
2079 | if ((asect->flags & SEC_DEBUGGING) != 0) | |
2080 | return 0; | |
2081 | if (! ieee_slurp_section_data (abfd)) | |
2082 | return -1; | |
2083 | return (asect->reloc_count + 1) * sizeof (arelent *); | |
2084 | } | |
2085 | ||
2086 | static boolean | |
2087 | ieee_get_section_contents (abfd, section, location, offset, count) | |
2088 | bfd *abfd; | |
2089 | sec_ptr section; | |
2090 | PTR location; | |
2091 | file_ptr offset; | |
2092 | bfd_size_type count; | |
2093 | { | |
2094 | ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd; | |
2095 | if ((section->flags & SEC_DEBUGGING) != 0) | |
2096 | return _bfd_generic_get_section_contents (abfd, section, location, | |
2097 | offset, count); | |
2098 | ieee_slurp_section_data (abfd); | |
2099 | (void) memcpy ((PTR) location, (PTR) (p->data + offset), (unsigned) count); | |
2100 | return true; | |
2101 | } | |
2102 | ||
2103 | long | |
2104 | ieee_canonicalize_reloc (abfd, section, relptr, symbols) | |
2105 | bfd *abfd; | |
2106 | sec_ptr section; | |
2107 | arelent **relptr; | |
2108 | asymbol **symbols; | |
2109 | { | |
2110 | /* ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;*/ | |
2111 | ieee_reloc_type *src = (ieee_reloc_type *) (section->relocation); | |
2112 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
2113 | ||
2114 | if ((section->flags & SEC_DEBUGGING) != 0) | |
2115 | return 0; | |
2116 | ||
2117 | while (src != (ieee_reloc_type *) NULL) | |
2118 | { | |
2119 | /* Work out which symbol to attach it this reloc to */ | |
2120 | switch (src->symbol.letter) | |
2121 | { | |
2122 | case 'I': | |
2123 | src->relent.sym_ptr_ptr = | |
2124 | symbols + src->symbol.index + ieee->external_symbol_base_offset; | |
2125 | break; | |
2126 | case 'X': | |
2127 | src->relent.sym_ptr_ptr = | |
2128 | symbols + src->symbol.index + ieee->external_reference_base_offset; | |
2129 | break; | |
2130 | case 0: | |
2131 | if (src->relent.sym_ptr_ptr != NULL) | |
2132 | src->relent.sym_ptr_ptr = | |
2133 | src->relent.sym_ptr_ptr[0]->section->symbol_ptr_ptr; | |
2134 | break; | |
2135 | default: | |
2136 | ||
2137 | BFD_FAIL (); | |
2138 | } | |
2139 | *relptr++ = &src->relent; | |
2140 | src = src->next; | |
2141 | } | |
2142 | *relptr = (arelent *) NULL; | |
2143 | return section->reloc_count; | |
2144 | } | |
2145 | ||
2146 | static int | |
2147 | comp (ap, bp) | |
2148 | CONST PTR ap; | |
2149 | CONST PTR bp; | |
2150 | { | |
2151 | arelent *a = *((arelent **) ap); | |
2152 | arelent *b = *((arelent **) bp); | |
2153 | return a->address - b->address; | |
2154 | } | |
2155 | ||
2156 | /* Write the section headers. */ | |
2157 | ||
2158 | static boolean | |
2159 | ieee_write_section_part (abfd) | |
2160 | bfd *abfd; | |
2161 | { | |
2162 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
2163 | asection *s; | |
2164 | ieee->w.r.section_part = bfd_tell (abfd); | |
2165 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
2166 | { | |
2167 | if (! bfd_is_abs_section (s) | |
2168 | && (s->flags & SEC_DEBUGGING) == 0) | |
2169 | { | |
2170 | if (! ieee_write_byte (abfd, ieee_section_type_enum) | |
2171 | || ! ieee_write_byte (abfd, | |
2172 | (bfd_byte) (s->index | |
2173 | + IEEE_SECTION_NUMBER_BASE))) | |
2174 | return false; | |
2175 | ||
2176 | if (abfd->flags & EXEC_P) | |
2177 | { | |
2178 | /* This image is executable, so output absolute sections */ | |
2179 | if (! ieee_write_byte (abfd, ieee_variable_A_enum) | |
2180 | || ! ieee_write_byte (abfd, ieee_variable_S_enum)) | |
2181 | return false; | |
2182 | } | |
2183 | else | |
2184 | { | |
2185 | if (! ieee_write_byte (abfd, ieee_variable_C_enum)) | |
2186 | return false; | |
2187 | } | |
2188 | ||
2189 | switch (s->flags & (SEC_CODE | SEC_DATA | SEC_ROM)) | |
2190 | { | |
2191 | case SEC_CODE | SEC_LOAD: | |
2192 | case SEC_CODE: | |
2193 | if (! ieee_write_byte (abfd, ieee_variable_P_enum)) | |
2194 | return false; | |
2195 | break; | |
2196 | case SEC_DATA: | |
2197 | default: | |
2198 | if (! ieee_write_byte (abfd, ieee_variable_D_enum)) | |
2199 | return false; | |
2200 | break; | |
2201 | case SEC_ROM: | |
2202 | case SEC_ROM | SEC_DATA: | |
2203 | case SEC_ROM | SEC_LOAD: | |
2204 | case SEC_ROM | SEC_DATA | SEC_LOAD: | |
2205 | if (! ieee_write_byte (abfd, ieee_variable_R_enum)) | |
2206 | return false; | |
2207 | } | |
2208 | ||
2209 | ||
2210 | if (! ieee_write_id (abfd, s->name)) | |
2211 | return false; | |
2212 | #if 0 | |
2213 | ieee_write_int (abfd, 0); /* Parent */ | |
2214 | ieee_write_int (abfd, 0); /* Brother */ | |
2215 | ieee_write_int (abfd, 0); /* Context */ | |
2216 | #endif | |
2217 | /* Alignment */ | |
2218 | if (! ieee_write_byte (abfd, ieee_section_alignment_enum) | |
2219 | || ! ieee_write_byte (abfd, | |
2220 | (bfd_byte) (s->index | |
2221 | + IEEE_SECTION_NUMBER_BASE)) | |
2222 | || ! ieee_write_int (abfd, 1 << s->alignment_power)) | |
2223 | return false; | |
2224 | ||
2225 | /* Size */ | |
2226 | if (! ieee_write_2bytes (abfd, ieee_section_size_enum) | |
2227 | || ! ieee_write_byte (abfd, | |
2228 | (bfd_byte) (s->index | |
2229 | + IEEE_SECTION_NUMBER_BASE)) | |
2230 | || ! ieee_write_int (abfd, s->_raw_size)) | |
2231 | return false; | |
2232 | if (abfd->flags & EXEC_P) | |
2233 | { | |
2234 | /* Relocateable sections don't have asl records */ | |
2235 | /* Vma */ | |
2236 | if (! ieee_write_2bytes (abfd, ieee_section_base_address_enum) | |
2237 | || ! ieee_write_byte (abfd, | |
2238 | ((bfd_byte) | |
2239 | (s->index | |
2240 | + IEEE_SECTION_NUMBER_BASE))) | |
2241 | || ! ieee_write_int (abfd, s->lma)) | |
2242 | return false; | |
2243 | } | |
2244 | } | |
2245 | } | |
2246 | ||
2247 | return true; | |
2248 | } | |
2249 | ||
2250 | ||
2251 | static boolean | |
2252 | do_with_relocs (abfd, s) | |
2253 | bfd *abfd; | |
2254 | asection *s; | |
2255 | { | |
2256 | unsigned int number_of_maus_in_address = | |
2257 | bfd_arch_bits_per_address (abfd) / bfd_arch_bits_per_byte (abfd); | |
2258 | unsigned int relocs_to_go = s->reloc_count; | |
2259 | bfd_byte *stream = ieee_per_section (s)->data; | |
2260 | arelent **p = s->orelocation; | |
2261 | bfd_size_type current_byte_index = 0; | |
2262 | ||
2263 | qsort (s->orelocation, | |
2264 | relocs_to_go, | |
2265 | sizeof (arelent **), | |
2266 | comp); | |
2267 | ||
2268 | /* Output the section preheader */ | |
2269 | if (! ieee_write_byte (abfd, ieee_set_current_section_enum) | |
2270 | || ! ieee_write_byte (abfd, | |
2271 | (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE)) | |
2272 | || ! ieee_write_2bytes (abfd, ieee_set_current_pc_enum) | |
2273 | || ! ieee_write_byte (abfd, | |
2274 | (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE))) | |
2275 | return false; | |
2276 | if ((abfd->flags & EXEC_P) != 0 && relocs_to_go == 0) | |
2277 | { | |
2278 | if (! ieee_write_int (abfd, s->lma)) | |
2279 | return false; | |
2280 | } | |
2281 | else | |
2282 | { | |
2283 | if (! ieee_write_expression (abfd, 0, s->symbol, 0, 0)) | |
2284 | return false; | |
2285 | } | |
2286 | ||
2287 | if (relocs_to_go == 0) | |
2288 | { | |
2289 | /* If there aren't any relocations then output the load constant | |
2290 | byte opcode rather than the load with relocation opcode */ | |
2291 | ||
2292 | while (current_byte_index < s->_raw_size) | |
2293 | { | |
2294 | bfd_size_type run; | |
2295 | unsigned int MAXRUN = 127; | |
2296 | run = MAXRUN; | |
2297 | if (run > s->_raw_size - current_byte_index) | |
2298 | { | |
2299 | run = s->_raw_size - current_byte_index; | |
2300 | } | |
2301 | ||
2302 | if (run != 0) | |
2303 | { | |
2304 | if (! ieee_write_byte (abfd, ieee_load_constant_bytes_enum)) | |
2305 | return false; | |
2306 | /* Output a stream of bytes */ | |
2307 | if (! ieee_write_int (abfd, run)) | |
2308 | return false; | |
2309 | if (bfd_write ((PTR) (stream + current_byte_index), | |
2310 | 1, | |
2311 | run, | |
2312 | abfd) | |
2313 | != run) | |
2314 | return false; | |
2315 | current_byte_index += run; | |
2316 | } | |
2317 | } | |
2318 | } | |
2319 | else | |
2320 | { | |
2321 | if (! ieee_write_byte (abfd, ieee_load_with_relocation_enum)) | |
2322 | return false; | |
2323 | ||
2324 | /* Output the data stream as the longest sequence of bytes | |
2325 | possible, allowing for the a reasonable packet size and | |
2326 | relocation stuffs. */ | |
2327 | ||
2328 | if ((PTR) stream == (PTR) NULL) | |
2329 | { | |
2330 | /* Outputting a section without data, fill it up */ | |
2331 | stream = (unsigned char *) (bfd_alloc (abfd, s->_raw_size)); | |
2332 | if (!stream) | |
2333 | return false; | |
2334 | memset ((PTR) stream, 0, (size_t) s->_raw_size); | |
2335 | } | |
2336 | while (current_byte_index < s->_raw_size) | |
2337 | { | |
2338 | bfd_size_type run; | |
2339 | unsigned int MAXRUN = 127; | |
2340 | if (relocs_to_go) | |
2341 | { | |
2342 | run = (*p)->address - current_byte_index; | |
2343 | if (run > MAXRUN) | |
2344 | run = MAXRUN; | |
2345 | } | |
2346 | else | |
2347 | { | |
2348 | run = MAXRUN; | |
2349 | } | |
2350 | if (run > s->_raw_size - current_byte_index) | |
2351 | { | |
2352 | run = s->_raw_size - current_byte_index; | |
2353 | } | |
2354 | ||
2355 | if (run != 0) | |
2356 | { | |
2357 | /* Output a stream of bytes */ | |
2358 | if (! ieee_write_int (abfd, run)) | |
2359 | return false; | |
2360 | if (bfd_write ((PTR) (stream + current_byte_index), | |
2361 | 1, | |
2362 | run, | |
2363 | abfd) | |
2364 | != run) | |
2365 | return false; | |
2366 | current_byte_index += run; | |
2367 | } | |
2368 | /* Output any relocations here */ | |
2369 | if (relocs_to_go && (*p) && (*p)->address == current_byte_index) | |
2370 | { | |
2371 | while (relocs_to_go | |
2372 | && (*p) && (*p)->address == current_byte_index) | |
2373 | { | |
2374 | arelent *r = *p; | |
2375 | bfd_signed_vma ov; | |
2376 | ||
2377 | #if 0 | |
2378 | if (r->howto->pc_relative) | |
2379 | { | |
2380 | r->addend += current_byte_index; | |
2381 | } | |
2382 | #endif | |
2383 | ||
2384 | switch (r->howto->size) | |
2385 | { | |
2386 | case 2: | |
2387 | ||
2388 | ov = bfd_get_signed_32 (abfd, | |
2389 | stream + current_byte_index); | |
2390 | current_byte_index += 4; | |
2391 | break; | |
2392 | case 1: | |
2393 | ov = bfd_get_signed_16 (abfd, | |
2394 | stream + current_byte_index); | |
2395 | current_byte_index += 2; | |
2396 | break; | |
2397 | case 0: | |
2398 | ov = bfd_get_signed_8 (abfd, | |
2399 | stream + current_byte_index); | |
2400 | current_byte_index++; | |
2401 | break; | |
2402 | default: | |
2403 | ov = 0; | |
2404 | BFD_FAIL (); | |
2405 | return false; | |
2406 | } | |
2407 | ||
2408 | ov &= r->howto->src_mask; | |
2409 | ||
2410 | if (r->howto->pc_relative | |
2411 | && ! r->howto->pcrel_offset) | |
2412 | ov += r->address; | |
2413 | ||
2414 | if (! ieee_write_byte (abfd, | |
2415 | ieee_function_either_open_b_enum)) | |
2416 | return false; | |
2417 | ||
2418 | /* abort();*/ | |
2419 | ||
2420 | if (r->sym_ptr_ptr != (asymbol **) NULL) | |
2421 | { | |
2422 | if (! ieee_write_expression (abfd, r->addend + ov, | |
2423 | *(r->sym_ptr_ptr), | |
2424 | r->howto->pc_relative, | |
2425 | s->index)) | |
2426 | return false; | |
2427 | } | |
2428 | else | |
2429 | { | |
2430 | if (! ieee_write_expression (abfd, r->addend + ov, | |
2431 | (asymbol *) NULL, | |
2432 | r->howto->pc_relative, | |
2433 | s->index)) | |
2434 | return false; | |
2435 | } | |
2436 | ||
2437 | if (number_of_maus_in_address | |
2438 | != bfd_get_reloc_size (r->howto)) | |
2439 | { | |
2440 | if (! ieee_write_int (abfd, | |
2441 | bfd_get_reloc_size (r->howto))) | |
2442 | return false; | |
2443 | } | |
2444 | if (! ieee_write_byte (abfd, | |
2445 | ieee_function_either_close_b_enum)) | |
2446 | return false; | |
2447 | ||
2448 | relocs_to_go--; | |
2449 | p++; | |
2450 | } | |
2451 | ||
2452 | } | |
2453 | } | |
2454 | } | |
2455 | ||
2456 | return true; | |
2457 | } | |
2458 | ||
2459 | /* If there are no relocations in the output section then we can be | |
2460 | clever about how we write. We block items up into a max of 127 | |
2461 | bytes. */ | |
2462 | ||
2463 | static boolean | |
2464 | do_as_repeat (abfd, s) | |
2465 | bfd *abfd; | |
2466 | asection *s; | |
2467 | { | |
2468 | if (s->_raw_size) | |
2469 | { | |
2470 | if (! ieee_write_byte (abfd, ieee_set_current_section_enum) | |
2471 | || ! ieee_write_byte (abfd, | |
2472 | (bfd_byte) (s->index | |
2473 | + IEEE_SECTION_NUMBER_BASE)) | |
2474 | || ! ieee_write_byte (abfd, ieee_set_current_pc_enum >> 8) | |
2475 | || ! ieee_write_byte (abfd, ieee_set_current_pc_enum & 0xff) | |
2476 | || ! ieee_write_byte (abfd, | |
2477 | (bfd_byte) (s->index | |
2478 | + IEEE_SECTION_NUMBER_BASE)) | |
2479 | || ! ieee_write_int (abfd, s->lma) | |
2480 | || ! ieee_write_byte (abfd, ieee_repeat_data_enum) | |
2481 | || ! ieee_write_int (abfd, s->_raw_size) | |
2482 | || ! ieee_write_byte (abfd, ieee_load_constant_bytes_enum) | |
2483 | || ! ieee_write_byte (abfd, 1) | |
2484 | || ! ieee_write_byte (abfd, 0)) | |
2485 | return false; | |
2486 | } | |
2487 | ||
2488 | return true; | |
2489 | } | |
2490 | ||
2491 | static boolean | |
2492 | do_without_relocs (abfd, s) | |
2493 | bfd *abfd; | |
2494 | asection *s; | |
2495 | { | |
2496 | bfd_byte *stream = ieee_per_section (s)->data; | |
2497 | ||
2498 | if (stream == 0 || ((s->flags & SEC_LOAD) == 0)) | |
2499 | { | |
2500 | if (! do_as_repeat (abfd, s)) | |
2501 | return false; | |
2502 | } | |
2503 | else | |
2504 | { | |
2505 | unsigned int i; | |
2506 | for (i = 0; i < s->_raw_size; i++) | |
2507 | { | |
2508 | if (stream[i] != 0) | |
2509 | { | |
2510 | if (! do_with_relocs (abfd, s)) | |
2511 | return false; | |
2512 | return true; | |
2513 | } | |
2514 | } | |
2515 | if (! do_as_repeat (abfd, s)) | |
2516 | return false; | |
2517 | } | |
2518 | ||
2519 | return true; | |
2520 | } | |
2521 | ||
2522 | ||
2523 | static unsigned char *output_ptr_start; | |
2524 | static unsigned char *output_ptr; | |
2525 | static unsigned char *output_ptr_end; | |
2526 | static unsigned char *input_ptr_start; | |
2527 | static unsigned char *input_ptr; | |
2528 | static unsigned char *input_ptr_end; | |
2529 | static bfd *input_bfd; | |
2530 | static bfd *output_bfd; | |
2531 | static int output_buffer; | |
2532 | ||
2533 | static void | |
2534 | fill () | |
2535 | { | |
2536 | /* FIXME: Check return value. I'm not sure whether it needs to read | |
2537 | the entire buffer or not. */ | |
2538 | bfd_read ((PTR) input_ptr_start, 1, input_ptr_end - input_ptr_start, input_bfd); | |
2539 | input_ptr = input_ptr_start; | |
2540 | } | |
2541 | static void | |
2542 | flush () | |
2543 | { | |
2544 | if (bfd_write ((PTR) (output_ptr_start), 1, output_ptr - output_ptr_start, | |
2545 | output_bfd) | |
2546 | != (bfd_size_type) (output_ptr - output_ptr_start)) | |
2547 | abort (); | |
2548 | output_ptr = output_ptr_start; | |
2549 | output_buffer++; | |
2550 | } | |
2551 | ||
2552 | #define THIS() ( *input_ptr ) | |
2553 | #define NEXT() { input_ptr++; if (input_ptr == input_ptr_end) fill(); } | |
2554 | #define OUT(x) { *output_ptr++ = (x); if(output_ptr == output_ptr_end) flush(); } | |
2555 | ||
2556 | static void | |
2557 | write_int (value) | |
2558 | int value; | |
2559 | { | |
2560 | if (value >= 0 && value <= 127) | |
2561 | { | |
2562 | OUT (value); | |
2563 | } | |
2564 | else | |
2565 | { | |
2566 | unsigned int length; | |
2567 | /* How many significant bytes ? */ | |
2568 | /* FIXME FOR LONGER INTS */ | |
2569 | if (value & 0xff000000) | |
2570 | { | |
2571 | length = 4; | |
2572 | } | |
2573 | else if (value & 0x00ff0000) | |
2574 | { | |
2575 | length = 3; | |
2576 | } | |
2577 | else if (value & 0x0000ff00) | |
2578 | { | |
2579 | length = 2; | |
2580 | } | |
2581 | else | |
2582 | length = 1; | |
2583 | ||
2584 | OUT ((int) ieee_number_repeat_start_enum + length); | |
2585 | switch (length) | |
2586 | { | |
2587 | case 4: | |
2588 | OUT (value >> 24); | |
2589 | case 3: | |
2590 | OUT (value >> 16); | |
2591 | case 2: | |
2592 | OUT (value >> 8); | |
2593 | case 1: | |
2594 | OUT (value); | |
2595 | } | |
2596 | ||
2597 | } | |
2598 | } | |
2599 | ||
2600 | static void | |
2601 | copy_id () | |
2602 | { | |
2603 | int length = THIS (); | |
2604 | char ch; | |
2605 | OUT (length); | |
2606 | NEXT (); | |
2607 | while (length--) | |
2608 | { | |
2609 | ch = THIS (); | |
2610 | OUT (ch); | |
2611 | NEXT (); | |
2612 | } | |
2613 | } | |
2614 | ||
2615 | #define VAR(x) ((x | 0x80)) | |
2616 | static void | |
2617 | copy_expression () | |
2618 | { | |
2619 | int stack[10]; | |
2620 | int *tos = stack; | |
2621 | int value = 0; | |
2622 | while (1) | |
2623 | { | |
2624 | switch (THIS ()) | |
2625 | { | |
2626 | case 0x84: | |
2627 | NEXT (); | |
2628 | value = THIS (); | |
2629 | NEXT (); | |
2630 | value = (value << 8) | THIS (); | |
2631 | NEXT (); | |
2632 | value = (value << 8) | THIS (); | |
2633 | NEXT (); | |
2634 | value = (value << 8) | THIS (); | |
2635 | NEXT (); | |
2636 | *tos++ = value; | |
2637 | break; | |
2638 | case 0x83: | |
2639 | NEXT (); | |
2640 | value = THIS (); | |
2641 | NEXT (); | |
2642 | value = (value << 8) | THIS (); | |
2643 | NEXT (); | |
2644 | value = (value << 8) | THIS (); | |
2645 | NEXT (); | |
2646 | *tos++ = value; | |
2647 | break; | |
2648 | case 0x82: | |
2649 | NEXT (); | |
2650 | value = THIS (); | |
2651 | NEXT (); | |
2652 | value = (value << 8) | THIS (); | |
2653 | NEXT (); | |
2654 | *tos++ = value; | |
2655 | break; | |
2656 | case 0x81: | |
2657 | NEXT (); | |
2658 | value = THIS (); | |
2659 | NEXT (); | |
2660 | *tos++ = value; | |
2661 | break; | |
2662 | case 0x80: | |
2663 | NEXT (); | |
2664 | *tos++ = 0; | |
2665 | break; | |
2666 | default: | |
2667 | if (THIS () > 0x84) | |
2668 | { | |
2669 | /* Not a number, just bug out with the answer */ | |
2670 | write_int (*(--tos)); | |
2671 | return; | |
2672 | } | |
2673 | *tos++ = THIS (); | |
2674 | NEXT (); | |
2675 | value = 0; | |
2676 | break; | |
2677 | case 0xa5: | |
2678 | /* PLUS anything */ | |
2679 | { | |
2680 | int value = *(--tos); | |
2681 | value += *(--tos); | |
2682 | *tos++ = value; | |
2683 | NEXT (); | |
2684 | } | |
2685 | break; | |
2686 | case VAR ('R'): | |
2687 | { | |
2688 | int section_number; | |
2689 | ieee_data_type *ieee; | |
2690 | asection *s; | |
2691 | NEXT (); | |
2692 | section_number = THIS (); | |
2693 | ||
2694 | NEXT (); | |
2695 | ieee = IEEE_DATA (input_bfd); | |
2696 | s = ieee->section_table[section_number]; | |
2697 | if (s->output_section) | |
2698 | { | |
2699 | value = s->output_section->lma; | |
2700 | } | |
2701 | else | |
2702 | { | |
2703 | value = 0; | |
2704 | } | |
2705 | value += s->output_offset; | |
2706 | *tos++ = value; | |
2707 | value = 0; | |
2708 | } | |
2709 | break; | |
2710 | case 0x90: | |
2711 | { | |
2712 | NEXT (); | |
2713 | write_int (*(--tos)); | |
2714 | OUT (0x90); | |
2715 | return; | |
2716 | ||
2717 | } | |
2718 | } | |
2719 | } | |
2720 | ||
2721 | } | |
2722 | ||
2723 | /* Drop the int in the buffer, and copy a null into the gap, which we | |
2724 | will overwrite later */ | |
2725 | ||
2726 | struct output_buffer_struct | |
2727 | { | |
2728 | unsigned char *ptrp; | |
2729 | int buffer; | |
2730 | }; | |
2731 | ||
2732 | static void | |
2733 | fill_int (buf) | |
2734 | struct output_buffer_struct *buf; | |
2735 | { | |
2736 | if (buf->buffer == output_buffer) | |
2737 | { | |
2738 | /* Still a chance to output the size */ | |
2739 | int value = output_ptr - buf->ptrp + 3; | |
2740 | buf->ptrp[0] = value >> 24; | |
2741 | buf->ptrp[1] = value >> 16; | |
2742 | buf->ptrp[2] = value >> 8; | |
2743 | buf->ptrp[3] = value >> 0; | |
2744 | } | |
2745 | } | |
2746 | ||
2747 | static void | |
2748 | drop_int (buf) | |
2749 | struct output_buffer_struct *buf; | |
2750 | { | |
2751 | int type = THIS (); | |
2752 | int ch; | |
2753 | if (type <= 0x84) | |
2754 | { | |
2755 | NEXT (); | |
2756 | switch (type) | |
2757 | { | |
2758 | case 0x84: | |
2759 | ch = THIS (); | |
2760 | NEXT (); | |
2761 | case 0x83: | |
2762 | ch = THIS (); | |
2763 | NEXT (); | |
2764 | case 0x82: | |
2765 | ch = THIS (); | |
2766 | NEXT (); | |
2767 | case 0x81: | |
2768 | ch = THIS (); | |
2769 | NEXT (); | |
2770 | case 0x80: | |
2771 | break; | |
2772 | } | |
2773 | } | |
2774 | OUT (0x84); | |
2775 | buf->ptrp = output_ptr; | |
2776 | buf->buffer = output_buffer; | |
2777 | OUT (0); | |
2778 | OUT (0); | |
2779 | OUT (0); | |
2780 | OUT (0); | |
2781 | } | |
2782 | ||
2783 | static void | |
2784 | copy_int () | |
2785 | { | |
2786 | int type = THIS (); | |
2787 | int ch; | |
2788 | if (type <= 0x84) | |
2789 | { | |
2790 | OUT (type); | |
2791 | NEXT (); | |
2792 | switch (type) | |
2793 | { | |
2794 | case 0x84: | |
2795 | ch = THIS (); | |
2796 | NEXT (); | |
2797 | OUT (ch); | |
2798 | case 0x83: | |
2799 | ch = THIS (); | |
2800 | NEXT (); | |
2801 | OUT (ch); | |
2802 | case 0x82: | |
2803 | ch = THIS (); | |
2804 | NEXT (); | |
2805 | OUT (ch); | |
2806 | case 0x81: | |
2807 | ch = THIS (); | |
2808 | NEXT (); | |
2809 | OUT (ch); | |
2810 | case 0x80: | |
2811 | break; | |
2812 | } | |
2813 | } | |
2814 | } | |
2815 | ||
2816 | #define ID copy_id() | |
2817 | #define INT copy_int() | |
2818 | #define EXP copy_expression() | |
2819 | static void copy_till_end (); | |
2820 | #define INTn(q) copy_int() | |
2821 | #define EXPn(q) copy_expression() | |
2822 | ||
2823 | static void | |
2824 | f1_record () | |
2825 | { | |
2826 | int ch; | |
2827 | /* ATN record */ | |
2828 | NEXT (); | |
2829 | ch = THIS (); | |
2830 | switch (ch) | |
2831 | { | |
2832 | default: | |
2833 | OUT (0xf1); | |
2834 | OUT (ch); | |
2835 | break; | |
2836 | case 0xc9: | |
2837 | NEXT (); | |
2838 | OUT (0xf1); | |
2839 | OUT (0xc9); | |
2840 | INT; | |
2841 | INT; | |
2842 | ch = THIS (); | |
2843 | switch (ch) | |
2844 | { | |
2845 | case 0x16: | |
2846 | NEXT (); | |
2847 | break; | |
2848 | case 0x01: | |
2849 | NEXT (); | |
2850 | break; | |
2851 | case 0x00: | |
2852 | NEXT (); | |
2853 | INT; | |
2854 | break; | |
2855 | case 0x03: | |
2856 | NEXT (); | |
2857 | INT; | |
2858 | break; | |
2859 | case 0x13: | |
2860 | EXPn (instruction address); | |
2861 | break; | |
2862 | default: | |
2863 | break; | |
2864 | } | |
2865 | break; | |
2866 | case 0xd8: | |
2867 | /* EXternal ref */ | |
2868 | NEXT (); | |
2869 | OUT (0xf1); | |
2870 | OUT (0xd8); | |
2871 | EXP; | |
2872 | EXP; | |
2873 | EXP; | |
2874 | EXP; | |
2875 | break; | |
2876 | case 0xce: | |
2877 | NEXT (); | |
2878 | OUT (0xf1); | |
2879 | OUT (0xce); | |
2880 | INT; | |
2881 | INT; | |
2882 | ch = THIS (); | |
2883 | INT; | |
2884 | switch (ch) | |
2885 | { | |
2886 | case 0x01: | |
2887 | INT; | |
2888 | INT; | |
2889 | break; | |
2890 | case 0x02: | |
2891 | INT; | |
2892 | break; | |
2893 | case 0x04: | |
2894 | EXPn (external function); | |
2895 | break; | |
2896 | case 0x05: | |
2897 | break; | |
2898 | case 0x07: | |
2899 | INTn (line number); | |
2900 | INT; | |
2901 | case 0x08: | |
2902 | break; | |
2903 | case 0x0a: | |
2904 | INTn (locked register); | |
2905 | INT; | |
2906 | break; | |
2907 | case 0x3f: | |
2908 | copy_till_end (); | |
2909 | break; | |
2910 | case 0x3e: | |
2911 | copy_till_end (); | |
2912 | break; | |
2913 | case 0x40: | |
2914 | copy_till_end (); | |
2915 | break; | |
2916 | case 0x41: | |
2917 | ID; | |
2918 | break; | |
2919 | } | |
2920 | } | |
2921 | ||
2922 | } | |
2923 | ||
2924 | static void | |
2925 | f0_record () | |
2926 | { | |
2927 | /* Attribute record */ | |
2928 | NEXT (); | |
2929 | OUT (0xf0); | |
2930 | INTn (Symbol name); | |
2931 | ID; | |
2932 | } | |
2933 | ||
2934 | static void | |
2935 | copy_till_end () | |
2936 | { | |
2937 | int ch = THIS (); | |
2938 | while (1) | |
2939 | { | |
2940 | while (ch <= 0x80) | |
2941 | { | |
2942 | OUT (ch); | |
2943 | NEXT (); | |
2944 | ch = THIS (); | |
2945 | } | |
2946 | switch (ch) | |
2947 | { | |
2948 | case 0x84: | |
2949 | OUT (THIS ()); | |
2950 | NEXT (); | |
2951 | case 0x83: | |
2952 | OUT (THIS ()); | |
2953 | NEXT (); | |
2954 | case 0x82: | |
2955 | OUT (THIS ()); | |
2956 | NEXT (); | |
2957 | case 0x81: | |
2958 | OUT (THIS ()); | |
2959 | NEXT (); | |
2960 | OUT (THIS ()); | |
2961 | NEXT (); | |
2962 | ||
2963 | ch = THIS (); | |
2964 | break; | |
2965 | default: | |
2966 | return; | |
2967 | } | |
2968 | } | |
2969 | ||
2970 | } | |
2971 | ||
2972 | static void | |
2973 | f2_record () | |
2974 | { | |
2975 | NEXT (); | |
2976 | OUT (0xf2); | |
2977 | INT; | |
2978 | NEXT (); | |
2979 | OUT (0xce); | |
2980 | INT; | |
2981 | copy_till_end (); | |
2982 | } | |
2983 | ||
2984 | ||
2985 | static void block (); | |
2986 | static void | |
2987 | f8_record () | |
2988 | { | |
2989 | int ch; | |
2990 | NEXT (); | |
2991 | ch = THIS (); | |
2992 | switch (ch) | |
2993 | { | |
2994 | case 0x01: | |
2995 | case 0x02: | |
2996 | case 0x03: | |
2997 | /* Unique typedefs for module */ | |
2998 | /* GLobal typedefs */ | |
2999 | /* High level module scope beginning */ | |
3000 | { | |
3001 | struct output_buffer_struct ob; | |
3002 | NEXT (); | |
3003 | OUT (0xf8); | |
3004 | OUT (ch); | |
3005 | drop_int (&ob); | |
3006 | ID; | |
3007 | ||
3008 | block (); | |
3009 | ||
3010 | NEXT (); | |
3011 | fill_int (&ob); | |
3012 | OUT (0xf9); | |
3013 | } | |
3014 | break; | |
3015 | case 0x04: | |
3016 | /* Global function */ | |
3017 | { | |
3018 | struct output_buffer_struct ob; | |
3019 | NEXT (); | |
3020 | OUT (0xf8); | |
3021 | OUT (0x04); | |
3022 | drop_int (&ob); | |
3023 | ID; | |
3024 | INTn (stack size); | |
3025 | INTn (ret val); | |
3026 | EXPn (offset); | |
3027 | ||
3028 | block (); | |
3029 | ||
3030 | NEXT (); | |
3031 | OUT (0xf9); | |
3032 | EXPn (size of block); | |
3033 | fill_int (&ob); | |
3034 | } | |
3035 | break; | |
3036 | ||
3037 | case 0x05: | |
3038 | /* File name for source line numbers */ | |
3039 | { | |
3040 | struct output_buffer_struct ob; | |
3041 | NEXT (); | |
3042 | OUT (0xf8); | |
3043 | OUT (0x05); | |
3044 | drop_int (&ob); | |
3045 | ID; | |
3046 | INTn (year); | |
3047 | INTn (month); | |
3048 | INTn (day); | |
3049 | INTn (hour); | |
3050 | INTn (monute); | |
3051 | INTn (second); | |
3052 | block (); | |
3053 | NEXT (); | |
3054 | OUT (0xf9); | |
3055 | fill_int (&ob); | |
3056 | } | |
3057 | break; | |
3058 | ||
3059 | case 0x06: | |
3060 | /* Local function */ | |
3061 | { | |
3062 | struct output_buffer_struct ob; | |
3063 | NEXT (); | |
3064 | OUT (0xf8); | |
3065 | OUT (0x06); | |
3066 | drop_int (&ob); | |
3067 | ID; | |
3068 | INTn (stack size); | |
3069 | INTn (type return); | |
3070 | EXPn (offset); | |
3071 | block (); | |
3072 | NEXT (); | |
3073 | OUT (0xf9); | |
3074 | EXPn (size); | |
3075 | fill_int (&ob); | |
3076 | } | |
3077 | break; | |
3078 | ||
3079 | case 0x0a: | |
3080 | /* Assembler module scope beginning -*/ | |
3081 | { | |
3082 | struct output_buffer_struct ob; | |
3083 | ||
3084 | NEXT (); | |
3085 | OUT (0xf8); | |
3086 | OUT (0x0a); | |
3087 | drop_int (&ob); | |
3088 | ID; | |
3089 | ID; | |
3090 | INT; | |
3091 | ID; | |
3092 | INT; | |
3093 | INT; | |
3094 | INT; | |
3095 | INT; | |
3096 | INT; | |
3097 | INT; | |
3098 | ||
3099 | block (); | |
3100 | ||
3101 | NEXT (); | |
3102 | OUT (0xf9); | |
3103 | fill_int (&ob); | |
3104 | } | |
3105 | break; | |
3106 | case 0x0b: | |
3107 | { | |
3108 | struct output_buffer_struct ob; | |
3109 | NEXT (); | |
3110 | OUT (0xf8); | |
3111 | OUT (0x0b); | |
3112 | drop_int (&ob); | |
3113 | ID; | |
3114 | INT; | |
3115 | INTn (section index); | |
3116 | EXPn (offset); | |
3117 | INTn (stuff); | |
3118 | ||
3119 | block (); | |
3120 | ||
3121 | OUT (0xf9); | |
3122 | NEXT (); | |
3123 | EXPn (Size in Maus); | |
3124 | fill_int (&ob); | |
3125 | } | |
3126 | break; | |
3127 | } | |
3128 | } | |
3129 | ||
3130 | static void | |
3131 | e2_record () | |
3132 | { | |
3133 | OUT (0xe2); | |
3134 | NEXT (); | |
3135 | OUT (0xce); | |
3136 | NEXT (); | |
3137 | INT; | |
3138 | EXP; | |
3139 | } | |
3140 | ||
3141 | static void | |
3142 | block () | |
3143 | { | |
3144 | int ch; | |
3145 | while (1) | |
3146 | { | |
3147 | ch = THIS (); | |
3148 | switch (ch) | |
3149 | { | |
3150 | case 0xe1: | |
3151 | case 0xe5: | |
3152 | return; | |
3153 | case 0xf9: | |
3154 | return; | |
3155 | case 0xf0: | |
3156 | f0_record (); | |
3157 | break; | |
3158 | case 0xf1: | |
3159 | f1_record (); | |
3160 | break; | |
3161 | case 0xf2: | |
3162 | f2_record (); | |
3163 | break; | |
3164 | case 0xf8: | |
3165 | f8_record (); | |
3166 | break; | |
3167 | case 0xe2: | |
3168 | e2_record (); | |
3169 | break; | |
3170 | ||
3171 | } | |
3172 | } | |
3173 | } | |
3174 | ||
3175 | ||
3176 | ||
3177 | /* relocate_debug, | |
3178 | moves all the debug information from the source bfd to the output | |
3179 | bfd, and relocates any expressions it finds | |
3180 | */ | |
3181 | ||
3182 | static void | |
3183 | relocate_debug (output, input) | |
5f771d47 | 3184 | bfd *output ATTRIBUTE_UNUSED; |
252b5132 RH |
3185 | bfd *input; |
3186 | { | |
3187 | #define IBS 400 | |
3188 | #define OBS 400 | |
3189 | unsigned char input_buffer[IBS]; | |
3190 | ||
3191 | input_ptr_start = input_ptr = input_buffer; | |
3192 | input_ptr_end = input_buffer + IBS; | |
3193 | input_bfd = input; | |
3194 | /* FIXME: Check return value. I'm not sure whether it needs to read | |
3195 | the entire buffer or not. */ | |
3196 | bfd_read ((PTR) input_ptr_start, 1, IBS, input); | |
3197 | block (); | |
3198 | } | |
3199 | ||
3200 | /* | |
3201 | During linking, we we told about the bfds which made up our | |
3202 | contents, we have a list of them. They will still be open, so go to | |
3203 | the debug info in each, and copy it out, relocating it as we go. | |
3204 | */ | |
3205 | ||
3206 | static boolean | |
3207 | ieee_write_debug_part (abfd) | |
3208 | bfd *abfd; | |
3209 | { | |
3210 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3211 | bfd_chain_type *chain = ieee->chain_root; | |
3212 | unsigned char output_buffer[OBS]; | |
3213 | boolean some_debug = false; | |
3214 | file_ptr here = bfd_tell (abfd); | |
3215 | ||
3216 | output_ptr_start = output_ptr = output_buffer; | |
3217 | output_ptr_end = output_buffer + OBS; | |
3218 | output_ptr = output_buffer; | |
3219 | output_bfd = abfd; | |
3220 | ||
3221 | if (chain == (bfd_chain_type *) NULL) | |
3222 | { | |
3223 | asection *s; | |
3224 | ||
3225 | for (s = abfd->sections; s != NULL; s = s->next) | |
3226 | if ((s->flags & SEC_DEBUGGING) != 0) | |
3227 | break; | |
3228 | if (s == NULL) | |
3229 | { | |
3230 | ieee->w.r.debug_information_part = 0; | |
3231 | return true; | |
3232 | } | |
3233 | ||
3234 | ieee->w.r.debug_information_part = here; | |
3235 | if (bfd_write (s->contents, 1, s->_raw_size, abfd) != s->_raw_size) | |
3236 | return false; | |
3237 | } | |
3238 | else | |
3239 | { | |
3240 | while (chain != (bfd_chain_type *) NULL) | |
3241 | { | |
3242 | bfd *entry = chain->this; | |
3243 | ieee_data_type *entry_ieee = IEEE_DATA (entry); | |
3244 | if (entry_ieee->w.r.debug_information_part) | |
3245 | { | |
3246 | if (bfd_seek (entry, entry_ieee->w.r.debug_information_part, | |
3247 | SEEK_SET) | |
3248 | != 0) | |
3249 | return false; | |
3250 | relocate_debug (abfd, entry); | |
3251 | } | |
3252 | ||
3253 | chain = chain->next; | |
3254 | } | |
3255 | if (some_debug) | |
3256 | { | |
3257 | ieee->w.r.debug_information_part = here; | |
3258 | } | |
3259 | else | |
3260 | { | |
3261 | ieee->w.r.debug_information_part = 0; | |
3262 | } | |
3263 | ||
3264 | flush (); | |
3265 | } | |
3266 | ||
3267 | return true; | |
3268 | } | |
3269 | ||
3270 | /* Write the data in an ieee way. */ | |
3271 | ||
3272 | static boolean | |
3273 | ieee_write_data_part (abfd) | |
3274 | bfd *abfd; | |
3275 | { | |
3276 | asection *s; | |
3277 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3278 | ieee->w.r.data_part = bfd_tell (abfd); | |
3279 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
3280 | { | |
3281 | /* Skip sections that have no loadable contents (.bss, | |
3282 | debugging, etc.) */ | |
3283 | if ((s->flags & SEC_LOAD) == 0) | |
3284 | continue; | |
3285 | ||
3286 | /* Sort the reloc records so we can insert them in the correct | |
3287 | places */ | |
3288 | if (s->reloc_count != 0) | |
3289 | { | |
3290 | if (! do_with_relocs (abfd, s)) | |
3291 | return false; | |
3292 | } | |
3293 | else | |
3294 | { | |
3295 | if (! do_without_relocs (abfd, s)) | |
3296 | return false; | |
3297 | } | |
3298 | } | |
3299 | ||
3300 | return true; | |
3301 | } | |
3302 | ||
3303 | ||
3304 | static boolean | |
3305 | init_for_output (abfd) | |
3306 | bfd *abfd; | |
3307 | { | |
3308 | asection *s; | |
3309 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
3310 | { | |
3311 | if ((s->flags & SEC_DEBUGGING) != 0) | |
3312 | continue; | |
3313 | if (s->_raw_size != 0) | |
3314 | { | |
3315 | ieee_per_section (s)->data = (bfd_byte *) (bfd_alloc (abfd, s->_raw_size)); | |
3316 | if (!ieee_per_section (s)->data) | |
3317 | return false; | |
3318 | } | |
3319 | } | |
3320 | return true; | |
3321 | } | |
3322 | \f | |
3323 | /** exec and core file sections */ | |
3324 | ||
3325 | /* set section contents is complicated with IEEE since the format is | |
3326 | * not a byte image, but a record stream. | |
3327 | */ | |
3328 | boolean | |
3329 | ieee_set_section_contents (abfd, section, location, offset, count) | |
3330 | bfd *abfd; | |
3331 | sec_ptr section; | |
3332 | PTR location; | |
3333 | file_ptr offset; | |
3334 | bfd_size_type count; | |
3335 | { | |
3336 | if ((section->flags & SEC_DEBUGGING) != 0) | |
3337 | { | |
3338 | if (section->contents == NULL) | |
3339 | { | |
3340 | section->contents = ((unsigned char *) | |
3341 | bfd_alloc (abfd, section->_raw_size)); | |
3342 | if (section->contents == NULL) | |
3343 | return false; | |
3344 | } | |
3345 | /* bfd_set_section_contents has already checked that everything | |
3346 | is within range. */ | |
3347 | memcpy (section->contents + offset, location, count); | |
3348 | return true; | |
3349 | } | |
3350 | ||
3351 | if (ieee_per_section (section)->data == (bfd_byte *) NULL) | |
3352 | { | |
3353 | if (!init_for_output (abfd)) | |
3354 | return false; | |
3355 | } | |
3356 | memcpy ((PTR) (ieee_per_section (section)->data + offset), | |
3357 | (PTR) location, | |
3358 | (unsigned int) count); | |
3359 | return true; | |
3360 | } | |
3361 | ||
3362 | /* Write the external symbols of a file. IEEE considers two sorts of | |
3363 | external symbols, public, and referenced. It uses to internal | |
3364 | forms to index them as well. When we write them out we turn their | |
3365 | symbol values into indexes from the right base. */ | |
3366 | ||
3367 | static boolean | |
3368 | ieee_write_external_part (abfd) | |
3369 | bfd *abfd; | |
3370 | { | |
3371 | asymbol **q; | |
3372 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3373 | ||
3374 | unsigned int reference_index = IEEE_REFERENCE_BASE; | |
3375 | unsigned int public_index = IEEE_PUBLIC_BASE + 2; | |
3376 | file_ptr here = bfd_tell (abfd); | |
3377 | boolean hadone = false; | |
3378 | if (abfd->outsymbols != (asymbol **) NULL) | |
3379 | { | |
3380 | ||
3381 | for (q = abfd->outsymbols; *q != (asymbol *) NULL; q++) | |
3382 | { | |
3383 | asymbol *p = *q; | |
3384 | if (bfd_is_und_section (p->section)) | |
3385 | { | |
3386 | /* This must be a symbol reference .. */ | |
3387 | if (! ieee_write_byte (abfd, ieee_external_reference_enum) | |
3388 | || ! ieee_write_int (abfd, reference_index) | |
3389 | || ! ieee_write_id (abfd, p->name)) | |
3390 | return false; | |
3391 | p->value = reference_index; | |
3392 | reference_index++; | |
3393 | hadone = true; | |
3394 | } | |
3395 | else if (bfd_is_com_section (p->section)) | |
3396 | { | |
3397 | /* This is a weak reference */ | |
3398 | if (! ieee_write_byte (abfd, ieee_external_reference_enum) | |
3399 | || ! ieee_write_int (abfd, reference_index) | |
3400 | || ! ieee_write_id (abfd, p->name) | |
3401 | || ! ieee_write_byte (abfd, | |
3402 | ieee_weak_external_reference_enum) | |
3403 | || ! ieee_write_int (abfd, reference_index) | |
3404 | || ! ieee_write_int (abfd, p->value)) | |
3405 | return false; | |
3406 | p->value = reference_index; | |
3407 | reference_index++; | |
3408 | hadone = true; | |
3409 | } | |
3410 | else if (p->flags & BSF_GLOBAL) | |
3411 | { | |
3412 | /* This must be a symbol definition */ | |
3413 | ||
3414 | if (! ieee_write_byte (abfd, ieee_external_symbol_enum) | |
3415 | || ! ieee_write_int (abfd, public_index) | |
3416 | || ! ieee_write_id (abfd, p->name) | |
3417 | || ! ieee_write_2bytes (abfd, ieee_attribute_record_enum) | |
3418 | || ! ieee_write_int (abfd, public_index) | |
3419 | || ! ieee_write_byte (abfd, 15) /* instruction address */ | |
3420 | || ! ieee_write_byte (abfd, 19) /* static symbol */ | |
3421 | || ! ieee_write_byte (abfd, 1)) /* one of them */ | |
3422 | return false; | |
3423 | ||
3424 | /* Write out the value */ | |
3425 | if (! ieee_write_2bytes (abfd, ieee_value_record_enum) | |
3426 | || ! ieee_write_int (abfd, public_index)) | |
3427 | return false; | |
3428 | if (! bfd_is_abs_section (p->section)) | |
3429 | { | |
3430 | if (abfd->flags & EXEC_P) | |
3431 | { | |
3432 | /* If fully linked, then output all symbols | |
3433 | relocated */ | |
3434 | if (! (ieee_write_int | |
3435 | (abfd, | |
3436 | (p->value | |
3437 | + p->section->output_offset | |
3438 | + p->section->output_section->vma)))) | |
3439 | return false; | |
3440 | } | |
3441 | else | |
3442 | { | |
3443 | if (! (ieee_write_expression | |
3444 | (abfd, | |
3445 | p->value + p->section->output_offset, | |
3446 | p->section->output_section->symbol, | |
3447 | false, 0))) | |
3448 | return false; | |
3449 | } | |
3450 | } | |
3451 | else | |
3452 | { | |
3453 | if (! ieee_write_expression (abfd, | |
3454 | p->value, | |
3455 | bfd_abs_section_ptr->symbol, | |
3456 | false, 0)) | |
3457 | return false; | |
3458 | } | |
3459 | p->value = public_index; | |
3460 | public_index++; | |
3461 | hadone = true; | |
3462 | } | |
3463 | else | |
3464 | { | |
3465 | /* This can happen - when there are gaps in the symbols read */ | |
3466 | /* from an input ieee file */ | |
3467 | } | |
3468 | } | |
3469 | } | |
3470 | if (hadone) | |
3471 | ieee->w.r.external_part = here; | |
3472 | ||
3473 | return true; | |
3474 | } | |
3475 | ||
3476 | ||
3477 | static CONST unsigned char exten[] = | |
3478 | { | |
3479 | 0xf0, 0x20, 0x00, | |
3480 | 0xf1, 0xce, 0x20, 0x00, 37, 3, 3, /* Set version 3 rev 3 */ | |
3481 | 0xf1, 0xce, 0x20, 0x00, 39, 2,/* keep symbol in original case */ | |
3482 | 0xf1, 0xce, 0x20, 0x00, 38 /* set object type relocateable to x */ | |
3483 | }; | |
3484 | ||
3485 | static CONST unsigned char envi[] = | |
3486 | { | |
3487 | 0xf0, 0x21, 0x00, | |
3488 | ||
3489 | /* 0xf1, 0xce, 0x21, 00, 50, 0x82, 0x07, 0xc7, 0x09, 0x11, 0x11, | |
3490 | 0x19, 0x2c, | |
3491 | */ | |
3492 | 0xf1, 0xce, 0x21, 00, 52, 0x00, /* exec ok */ | |
3493 | ||
3494 | 0xf1, 0xce, 0x21, 0, 53, 0x03,/* host unix */ | |
3495 | /* 0xf1, 0xce, 0x21, 0, 54, 2,1,1 tool & version # */ | |
3496 | }; | |
3497 | ||
3498 | static boolean | |
3499 | ieee_write_me_part (abfd) | |
3500 | bfd *abfd; | |
3501 | { | |
3502 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3503 | ieee->w.r.trailer_part = bfd_tell (abfd); | |
3504 | if (abfd->start_address) | |
3505 | { | |
3506 | if (! ieee_write_2bytes (abfd, ieee_value_starting_address_enum) | |
3507 | || ! ieee_write_byte (abfd, ieee_function_either_open_b_enum) | |
3508 | || ! ieee_write_int (abfd, abfd->start_address) | |
3509 | || ! ieee_write_byte (abfd, ieee_function_either_close_b_enum)) | |
3510 | return false; | |
3511 | } | |
3512 | ieee->w.r.me_record = bfd_tell (abfd); | |
3513 | if (! ieee_write_byte (abfd, ieee_module_end_enum)) | |
3514 | return false; | |
3515 | return true; | |
3516 | } | |
3517 | ||
3518 | /* Write out the IEEE processor ID. */ | |
3519 | ||
3520 | static boolean | |
3521 | ieee_write_processor (abfd) | |
3522 | bfd *abfd; | |
3523 | { | |
3524 | const bfd_arch_info_type *arch; | |
3525 | ||
3526 | arch = bfd_get_arch_info (abfd); | |
3527 | switch (arch->arch) | |
3528 | { | |
3529 | default: | |
3530 | if (! ieee_write_id (abfd, bfd_printable_name (abfd))) | |
3531 | return false; | |
3532 | break; | |
3533 | ||
3534 | case bfd_arch_a29k: | |
3535 | if (! ieee_write_id (abfd, "29000")) | |
3536 | return false; | |
3537 | break; | |
3538 | ||
3539 | case bfd_arch_h8300: | |
3540 | if (! ieee_write_id (abfd, "H8/300")) | |
3541 | return false; | |
3542 | break; | |
3543 | ||
3544 | case bfd_arch_h8500: | |
3545 | if (! ieee_write_id (abfd, "H8/500")) | |
3546 | return false; | |
3547 | break; | |
3548 | ||
3549 | case bfd_arch_i960: | |
3550 | switch (arch->mach) | |
3551 | { | |
3552 | default: | |
3553 | case bfd_mach_i960_core: | |
3554 | case bfd_mach_i960_ka_sa: | |
3555 | if (! ieee_write_id (abfd, "80960KA")) | |
3556 | return false; | |
3557 | break; | |
3558 | ||
3559 | case bfd_mach_i960_kb_sb: | |
3560 | if (! ieee_write_id (abfd, "80960KB")) | |
3561 | return false; | |
3562 | break; | |
3563 | ||
3564 | case bfd_mach_i960_ca: | |
3565 | if (! ieee_write_id (abfd, "80960CA")) | |
3566 | return false; | |
3567 | break; | |
3568 | ||
3569 | case bfd_mach_i960_mc: | |
3570 | case bfd_mach_i960_xa: | |
3571 | if (! ieee_write_id (abfd, "80960MC")) | |
3572 | return false; | |
3573 | break; | |
3574 | } | |
3575 | break; | |
3576 | ||
3577 | case bfd_arch_m68k: | |
3578 | { | |
3579 | const char *id; | |
3580 | ||
3581 | switch (arch->mach) | |
3582 | { | |
3583 | default: id = "68020"; break; | |
3584 | case bfd_mach_m68000: id = "68000"; break; | |
3585 | case bfd_mach_m68008: id = "68008"; break; | |
3586 | case bfd_mach_m68010: id = "68010"; break; | |
3587 | case bfd_mach_m68020: id = "68020"; break; | |
3588 | case bfd_mach_m68030: id = "68030"; break; | |
3589 | case bfd_mach_m68040: id = "68040"; break; | |
3590 | case bfd_mach_m68060: id = "68060"; break; | |
3591 | case bfd_mach_cpu32: id = "cpu32"; break; | |
3592 | } | |
3593 | ||
3594 | if (! ieee_write_id (abfd, id)) | |
3595 | return false; | |
3596 | } | |
3597 | break; | |
3598 | } | |
3599 | ||
3600 | return true; | |
3601 | } | |
3602 | ||
3603 | boolean | |
3604 | ieee_write_object_contents (abfd) | |
3605 | bfd *abfd; | |
3606 | { | |
3607 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3608 | unsigned int i; | |
3609 | file_ptr old; | |
3610 | ||
3611 | /* Fast forward over the header area */ | |
3612 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) | |
3613 | return false; | |
3614 | ||
3615 | if (! ieee_write_byte (abfd, ieee_module_beginning_enum) | |
3616 | || ! ieee_write_processor (abfd) | |
3617 | || ! ieee_write_id (abfd, abfd->filename)) | |
3618 | return false; | |
3619 | ||
3620 | /* Fast forward over the variable bits */ | |
3621 | if (! ieee_write_byte (abfd, ieee_address_descriptor_enum)) | |
3622 | return false; | |
3623 | ||
3624 | /* Bits per MAU */ | |
3625 | if (! ieee_write_byte (abfd, (bfd_byte) (bfd_arch_bits_per_byte (abfd)))) | |
3626 | return false; | |
3627 | /* MAU's per address */ | |
3628 | if (! ieee_write_byte (abfd, | |
3629 | (bfd_byte) (bfd_arch_bits_per_address (abfd) | |
3630 | / bfd_arch_bits_per_byte (abfd)))) | |
3631 | return false; | |
3632 | ||
3633 | old = bfd_tell (abfd); | |
3634 | if (bfd_seek (abfd, (file_ptr) (8 * N_W_VARIABLES), SEEK_CUR) != 0) | |
3635 | return false; | |
3636 | ||
3637 | ieee->w.r.extension_record = bfd_tell (abfd); | |
3638 | if (bfd_write ((char *) exten, 1, sizeof (exten), abfd) != sizeof (exten)) | |
3639 | return false; | |
3640 | if (abfd->flags & EXEC_P) | |
3641 | { | |
3642 | if (! ieee_write_byte (abfd, 0x1)) /* Absolute */ | |
3643 | return false; | |
3644 | } | |
3645 | else | |
3646 | { | |
3647 | if (! ieee_write_byte (abfd, 0x2)) /* Relocateable */ | |
3648 | return false; | |
3649 | } | |
3650 | ||
3651 | ieee->w.r.environmental_record = bfd_tell (abfd); | |
3652 | if (bfd_write ((char *) envi, 1, sizeof (envi), abfd) != sizeof (envi)) | |
3653 | return false; | |
3654 | ||
3655 | /* The HP emulator database requires a timestamp in the file. */ | |
3656 | { | |
3657 | time_t now; | |
3658 | const struct tm *t; | |
3659 | ||
3660 | time (&now); | |
3661 | t = (struct tm *) localtime (&now); | |
3662 | if (! ieee_write_2bytes (abfd, (int) ieee_atn_record_enum) | |
3663 | || ! ieee_write_byte (abfd, 0x21) | |
3664 | || ! ieee_write_byte (abfd, 0) | |
3665 | || ! ieee_write_byte (abfd, 50) | |
3666 | || ! ieee_write_int (abfd, t->tm_year + 1900) | |
3667 | || ! ieee_write_int (abfd, t->tm_mon + 1) | |
3668 | || ! ieee_write_int (abfd, t->tm_mday) | |
3669 | || ! ieee_write_int (abfd, t->tm_hour) | |
3670 | || ! ieee_write_int (abfd, t->tm_min) | |
3671 | || ! ieee_write_int (abfd, t->tm_sec)) | |
3672 | return false; | |
3673 | } | |
3674 | ||
3675 | output_bfd = abfd; | |
3676 | ||
3677 | flush (); | |
3678 | ||
3679 | if (! ieee_write_section_part (abfd)) | |
3680 | return false; | |
3681 | /* First write the symbols. This changes their values into table | |
3682 | indeces so we cant use it after this point. */ | |
3683 | if (! ieee_write_external_part (abfd)) | |
3684 | return false; | |
3685 | ||
3686 | /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/ | |
3687 | ||
3688 | /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/ | |
3689 | ||
3690 | ||
3691 | /* Write any debugs we have been told about. */ | |
3692 | if (! ieee_write_debug_part (abfd)) | |
3693 | return false; | |
3694 | ||
3695 | /* Can only write the data once the symbols have been written, since | |
3696 | the data contains relocation information which points to the | |
3697 | symbols. */ | |
3698 | if (! ieee_write_data_part (abfd)) | |
3699 | return false; | |
3700 | ||
3701 | /* At the end we put the end! */ | |
3702 | if (! ieee_write_me_part (abfd)) | |
3703 | return false; | |
3704 | ||
3705 | /* Generate the header */ | |
3706 | if (bfd_seek (abfd, old, SEEK_SET) != 0) | |
3707 | return false; | |
3708 | ||
3709 | for (i = 0; i < N_W_VARIABLES; i++) | |
3710 | { | |
3711 | if (! ieee_write_2bytes (abfd, ieee_assign_value_to_variable_enum) | |
3712 | || ! ieee_write_byte (abfd, (bfd_byte) i) | |
3713 | || ! ieee_write_int5_out (abfd, ieee->w.offset[i])) | |
3714 | return false; | |
3715 | } | |
3716 | ||
3717 | return true; | |
3718 | } | |
3719 | \f | |
3720 | /* Native-level interface to symbols. */ | |
3721 | ||
3722 | /* We read the symbols into a buffer, which is discarded when this | |
3723 | function exits. We read the strings into a buffer large enough to | |
3724 | hold them all plus all the cached symbol entries. */ | |
3725 | ||
3726 | asymbol * | |
3727 | ieee_make_empty_symbol (abfd) | |
3728 | bfd *abfd; | |
3729 | { | |
3730 | ieee_symbol_type *new = | |
3731 | (ieee_symbol_type *) bfd_zmalloc (sizeof (ieee_symbol_type)); | |
3732 | if (!new) | |
3733 | return NULL; | |
3734 | new->symbol.the_bfd = abfd; | |
3735 | return &new->symbol; | |
3736 | } | |
3737 | ||
3738 | static bfd * | |
3739 | ieee_openr_next_archived_file (arch, prev) | |
3740 | bfd *arch; | |
3741 | bfd *prev; | |
3742 | { | |
3743 | ieee_ar_data_type *ar = IEEE_AR_DATA (arch); | |
3744 | /* take the next one from the arch state, or reset */ | |
3745 | if (prev == (bfd *) NULL) | |
3746 | { | |
3747 | /* Reset the index - the first two entries are bogus*/ | |
3748 | ar->element_index = 2; | |
3749 | } | |
3750 | while (true) | |
3751 | { | |
3752 | ieee_ar_obstack_type *p = ar->elements + ar->element_index; | |
3753 | ar->element_index++; | |
3754 | if (ar->element_index <= ar->element_count) | |
3755 | { | |
3756 | if (p->file_offset != (file_ptr) 0) | |
3757 | { | |
3758 | if (p->abfd == (bfd *) NULL) | |
3759 | { | |
3760 | p->abfd = _bfd_create_empty_archive_element_shell (arch); | |
3761 | p->abfd->origin = p->file_offset; | |
3762 | } | |
3763 | return p->abfd; | |
3764 | } | |
3765 | } | |
3766 | else | |
3767 | { | |
3768 | bfd_set_error (bfd_error_no_more_archived_files); | |
3769 | return (bfd *) NULL; | |
3770 | } | |
3771 | ||
3772 | } | |
3773 | } | |
3774 | ||
3775 | static boolean | |
3776 | ieee_find_nearest_line (abfd, | |
3777 | section, | |
3778 | symbols, | |
3779 | offset, | |
3780 | filename_ptr, | |
3781 | functionname_ptr, | |
3782 | line_ptr) | |
5f771d47 ILT |
3783 | bfd *abfd ATTRIBUTE_UNUSED; |
3784 | asection *section ATTRIBUTE_UNUSED; | |
3785 | asymbol **symbols ATTRIBUTE_UNUSED; | |
3786 | bfd_vma offset ATTRIBUTE_UNUSED; | |
3787 | const char **filename_ptr ATTRIBUTE_UNUSED; | |
3788 | const char **functionname_ptr ATTRIBUTE_UNUSED; | |
3789 | unsigned int *line_ptr ATTRIBUTE_UNUSED; | |
252b5132 RH |
3790 | { |
3791 | return false; | |
3792 | } | |
3793 | ||
3794 | static int | |
3795 | ieee_generic_stat_arch_elt (abfd, buf) | |
3796 | bfd *abfd; | |
3797 | struct stat *buf; | |
3798 | { | |
3799 | ieee_ar_data_type *ar = (ieee_ar_data_type *) NULL; | |
3800 | ieee_data_type *ieee; | |
3801 | ||
3802 | if (abfd->my_archive != NULL) | |
3803 | ar = abfd->my_archive->tdata.ieee_ar_data; | |
3804 | if (ar == (ieee_ar_data_type *) NULL) | |
3805 | { | |
3806 | bfd_set_error (bfd_error_invalid_operation); | |
3807 | return -1; | |
3808 | } | |
3809 | ||
3810 | if (IEEE_DATA (abfd) == NULL) | |
3811 | { | |
3812 | if (ieee_object_p (abfd) == NULL) | |
3813 | { | |
3814 | bfd_set_error (bfd_error_wrong_format); | |
3815 | return -1; | |
3816 | } | |
3817 | } | |
3818 | ||
3819 | ieee = IEEE_DATA (abfd); | |
3820 | ||
3821 | buf->st_size = ieee->w.r.me_record + 1; | |
3822 | buf->st_mode = 0644; | |
3823 | return 0; | |
3824 | } | |
3825 | ||
3826 | static int | |
3827 | ieee_sizeof_headers (abfd, x) | |
5f771d47 ILT |
3828 | bfd *abfd ATTRIBUTE_UNUSED; |
3829 | boolean x ATTRIBUTE_UNUSED; | |
252b5132 RH |
3830 | { |
3831 | return 0; | |
3832 | } | |
3833 | ||
3834 | ||
3835 | /* The debug info routines are never used. */ | |
3836 | #if 0 | |
3837 | ||
3838 | static void | |
3839 | ieee_bfd_debug_info_start (abfd) | |
3840 | bfd *abfd; | |
3841 | { | |
3842 | ||
3843 | } | |
3844 | ||
3845 | static void | |
3846 | ieee_bfd_debug_info_end (abfd) | |
3847 | bfd *abfd; | |
3848 | { | |
3849 | ||
3850 | } | |
3851 | ||
3852 | ||
3853 | /* Add this section to the list of sections we have debug info for, to | |
3854 | be ready to output it at close time | |
3855 | */ | |
3856 | static void | |
3857 | ieee_bfd_debug_info_accumulate (abfd, section) | |
3858 | bfd *abfd; | |
3859 | asection *section; | |
3860 | { | |
3861 | ieee_data_type *ieee = IEEE_DATA (section->owner); | |
3862 | ieee_data_type *output_ieee = IEEE_DATA (abfd); | |
3863 | /* can only accumulate data from other ieee bfds */ | |
3864 | if (section->owner->xvec != abfd->xvec) | |
3865 | return; | |
3866 | /* Only bother once per bfd */ | |
3867 | if (ieee->done_debug == true) | |
3868 | return; | |
3869 | ieee->done_debug = true; | |
3870 | ||
3871 | /* Don't bother if there is no debug info */ | |
3872 | if (ieee->w.r.debug_information_part == 0) | |
3873 | return; | |
3874 | ||
3875 | ||
3876 | /* Add to chain */ | |
3877 | { | |
3878 | bfd_chain_type *n = (bfd_chain_type *) bfd_alloc (abfd, sizeof (bfd_chain_type)); | |
3879 | if (!n) | |
3880 | abort (); /* FIXME */ | |
3881 | n->this = section->owner; | |
3882 | n->next = (bfd_chain_type *) NULL; | |
3883 | ||
3884 | if (output_ieee->chain_head) | |
3885 | { | |
3886 | output_ieee->chain_head->next = n; | |
3887 | } | |
3888 | else | |
3889 | { | |
3890 | output_ieee->chain_root = n; | |
3891 | ||
3892 | } | |
3893 | output_ieee->chain_head = n; | |
3894 | } | |
3895 | } | |
3896 | ||
3897 | #endif | |
3898 | ||
3899 | #define ieee_close_and_cleanup _bfd_generic_close_and_cleanup | |
3900 | #define ieee_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
3901 | ||
3902 | #define ieee_slurp_armap bfd_true | |
3903 | #define ieee_slurp_extended_name_table bfd_true | |
3904 | #define ieee_construct_extended_name_table \ | |
3905 | ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \ | |
3906 | bfd_true) | |
3907 | #define ieee_truncate_arname bfd_dont_truncate_arname | |
3908 | #define ieee_write_armap \ | |
3909 | ((boolean (*) \ | |
3910 | PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \ | |
3911 | bfd_true) | |
3912 | #define ieee_read_ar_hdr bfd_nullvoidptr | |
3913 | #define ieee_update_armap_timestamp bfd_true | |
3914 | #define ieee_get_elt_at_index _bfd_generic_get_elt_at_index | |
3915 | ||
3916 | #define ieee_bfd_is_local_label_name bfd_generic_is_local_label_name | |
3917 | #define ieee_get_lineno _bfd_nosymbols_get_lineno | |
3918 | #define ieee_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol | |
3919 | #define ieee_read_minisymbols _bfd_generic_read_minisymbols | |
3920 | #define ieee_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
3921 | ||
3922 | #define ieee_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup | |
3923 | ||
3924 | #define ieee_set_arch_mach _bfd_generic_set_arch_mach | |
3925 | ||
3926 | #define ieee_get_section_contents_in_window \ | |
3927 | _bfd_generic_get_section_contents_in_window | |
3928 | #define ieee_bfd_get_relocated_section_contents \ | |
3929 | bfd_generic_get_relocated_section_contents | |
3930 | #define ieee_bfd_relax_section bfd_generic_relax_section | |
3931 | #define ieee_bfd_gc_sections bfd_generic_gc_sections | |
3932 | #define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create | |
3933 | #define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
3934 | #define ieee_bfd_final_link _bfd_generic_final_link | |
3935 | #define ieee_bfd_link_split_section _bfd_generic_link_split_section | |
3936 | ||
3937 | /*SUPPRESS 460 */ | |
3938 | const bfd_target ieee_vec = | |
3939 | { | |
3940 | "ieee", /* name */ | |
3941 | bfd_target_ieee_flavour, | |
3942 | BFD_ENDIAN_UNKNOWN, /* target byte order */ | |
3943 | BFD_ENDIAN_UNKNOWN, /* target headers byte order */ | |
3944 | (HAS_RELOC | EXEC_P | /* object flags */ | |
3945 | HAS_LINENO | HAS_DEBUG | | |
3946 | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), | |
3947 | (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS | |
3948 | | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ | |
3949 | '_', /* leading underscore */ | |
3950 | ' ', /* ar_pad_char */ | |
3951 | 16, /* ar_max_namelen */ | |
3952 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
3953 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
3954 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ | |
3955 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
3956 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
3957 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ | |
3958 | ||
3959 | {_bfd_dummy_target, | |
3960 | ieee_object_p, /* bfd_check_format */ | |
3961 | ieee_archive_p, | |
3962 | _bfd_dummy_target, | |
3963 | }, | |
3964 | { | |
3965 | bfd_false, | |
3966 | ieee_mkobject, | |
3967 | _bfd_generic_mkarchive, | |
3968 | bfd_false | |
3969 | }, | |
3970 | { | |
3971 | bfd_false, | |
3972 | ieee_write_object_contents, | |
3973 | _bfd_write_archive_contents, | |
3974 | bfd_false, | |
3975 | }, | |
3976 | ||
3977 | BFD_JUMP_TABLE_GENERIC (ieee), | |
3978 | BFD_JUMP_TABLE_COPY (_bfd_generic), | |
3979 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
3980 | BFD_JUMP_TABLE_ARCHIVE (ieee), | |
3981 | BFD_JUMP_TABLE_SYMBOLS (ieee), | |
3982 | BFD_JUMP_TABLE_RELOCS (ieee), | |
3983 | BFD_JUMP_TABLE_WRITE (ieee), | |
3984 | BFD_JUMP_TABLE_LINK (ieee), | |
3985 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), | |
3986 | ||
c3c89269 NC |
3987 | NULL, |
3988 | ||
252b5132 RH |
3989 | (PTR) 0 |
3990 | }; |