Commit | Line | Data |
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252b5132 | 1 | /* BFD back-end for ieee-695 objects. |
7898deda NC |
2 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
3 | 2000, 2001 | |
252b5132 RH |
4 | Free Software Foundation, Inc. |
5 | ||
6 | Written by Steve Chamberlain of Cygnus Support. | |
7 | ||
8 | This file is part of BFD, the Binary File Descriptor library. | |
9 | ||
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
12 | the Free Software Foundation; either version 2 of the License, or | |
13 | (at your option) any later version. | |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
21 | along with this program; if not, write to the Free Software | |
22 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
23 | ||
24 | #define KEEPMINUSPCININST 0 | |
25 | ||
26 | /* IEEE 695 format is a stream of records, which we parse using a simple one- | |
27 | token (which is one byte in this lexicon) lookahead recursive decent | |
28 | parser. */ | |
29 | ||
30 | #include "bfd.h" | |
31 | #include "sysdep.h" | |
32 | #include "libbfd.h" | |
33 | #include "ieee.h" | |
34 | #include "libieee.h" | |
35 | ||
36 | #include <ctype.h> | |
37 | ||
47fda0d3 AM |
38 | struct output_buffer_struct |
39 | { | |
40 | unsigned char *ptrp; | |
41 | int buffer; | |
42 | }; | |
43 | ||
252b5132 RH |
44 | static boolean ieee_write_byte PARAMS ((bfd *, int)); |
45 | static boolean ieee_write_2bytes PARAMS ((bfd *, int)); | |
46 | static boolean ieee_write_int PARAMS ((bfd *, bfd_vma)); | |
47 | static boolean ieee_write_id PARAMS ((bfd *, const char *)); | |
47fda0d3 AM |
48 | static unsigned short read_2bytes PARAMS ((common_header_type *)); |
49 | static void bfd_get_string PARAMS ((common_header_type *, char *, size_t)); | |
50 | static char *read_id PARAMS ((common_header_type *)); | |
252b5132 RH |
51 | static boolean ieee_write_expression |
52 | PARAMS ((bfd *, bfd_vma, asymbol *, boolean, unsigned int)); | |
53 | static void ieee_write_int5 PARAMS ((bfd_byte *, bfd_vma)); | |
54 | static boolean ieee_write_int5_out PARAMS ((bfd *, bfd_vma)); | |
47fda0d3 AM |
55 | static boolean parse_int PARAMS ((common_header_type *, bfd_vma *)); |
56 | static int parse_i PARAMS ((common_header_type *, boolean *)); | |
57 | static bfd_vma must_parse_int PARAMS ((common_header_type *)); | |
58 | static void parse_expression | |
59 | PARAMS ((ieee_data_type *, bfd_vma *, ieee_symbol_index_type *, | |
60 | boolean *, unsigned int *, asection **)); | |
61 | static file_ptr ieee_part_after PARAMS ((ieee_data_type *, file_ptr)); | |
62 | static ieee_symbol_type *get_symbol | |
63 | PARAMS ((bfd *, ieee_data_type *, ieee_symbol_type *, unsigned int *, | |
dc810e39 | 64 | ieee_symbol_type ***, unsigned int *, int)); |
47fda0d3 AM |
65 | static boolean ieee_slurp_external_symbols PARAMS ((bfd *)); |
66 | static boolean ieee_slurp_symbol_table PARAMS ((bfd *)); | |
67 | static long ieee_get_symtab_upper_bound PARAMS ((bfd *)); | |
68 | static long ieee_get_symtab PARAMS ((bfd *, asymbol **)); | |
69 | static asection *get_section_entry | |
70 | PARAMS ((bfd *, ieee_data_type *i, unsigned int)); | |
71 | static void ieee_slurp_sections PARAMS ((bfd *)); | |
72 | static boolean ieee_slurp_debug PARAMS ((bfd *)); | |
73 | const bfd_target *ieee_archive_p PARAMS ((bfd *)); | |
74 | const bfd_target *ieee_object_p PARAMS ((bfd *)); | |
75 | static void ieee_get_symbol_info PARAMS ((bfd *, asymbol *, symbol_info *)); | |
76 | static void ieee_print_symbol | |
77 | PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type)); | |
78 | static boolean do_one | |
79 | PARAMS ((ieee_data_type *, ieee_per_section_type *, unsigned char *, | |
80 | asection *, int)); | |
81 | static boolean ieee_slurp_section_data PARAMS ((bfd *)); | |
82 | static boolean ieee_new_section_hook PARAMS ((bfd *, asection *)); | |
83 | static long ieee_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr)); | |
84 | static boolean ieee_get_section_contents | |
85 | PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type)); | |
86 | static long ieee_canonicalize_reloc | |
87 | PARAMS ((bfd *, sec_ptr, arelent **, asymbol **)); | |
88 | static int comp PARAMS ((const PTR, const PTR)); | |
252b5132 RH |
89 | static boolean ieee_write_section_part PARAMS ((bfd *)); |
90 | static boolean do_with_relocs PARAMS ((bfd *, asection *)); | |
91 | static boolean do_as_repeat PARAMS ((bfd *, asection *)); | |
92 | static boolean do_without_relocs PARAMS ((bfd *, asection *)); | |
47fda0d3 AM |
93 | static boolean ieee_mkobject PARAMS ((bfd *)); |
94 | static void fill PARAMS ((void)); | |
95 | static void flush PARAMS ((void)); | |
96 | static void write_int PARAMS ((int)); | |
97 | static void copy_id PARAMS ((void)); | |
98 | static void copy_expression PARAMS ((void)); | |
99 | static void fill_int PARAMS ((struct output_buffer_struct *)); | |
100 | static void drop_int PARAMS ((struct output_buffer_struct *)); | |
101 | static void copy_int PARAMS ((void)); | |
102 | static void f1_record PARAMS ((void)); | |
103 | static void f0_record PARAMS ((void)); | |
104 | static void copy_till_end PARAMS ((void)); | |
105 | static void f2_record PARAMS ((void)); | |
106 | static void f8_record PARAMS ((void)); | |
107 | static void e2_record PARAMS ((void)); | |
108 | static void block PARAMS ((void)); | |
109 | static void relocate_debug PARAMS ((bfd *, bfd *)); | |
252b5132 | 110 | static boolean ieee_write_debug_part PARAMS ((bfd *)); |
47fda0d3 AM |
111 | static boolean ieee_write_data_part PARAMS ((bfd *)); |
112 | static boolean init_for_output PARAMS ((bfd *)); | |
113 | static boolean ieee_set_section_contents | |
114 | PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type)); | |
115 | static boolean ieee_write_external_part PARAMS ((bfd *)); | |
252b5132 RH |
116 | static boolean ieee_write_me_part PARAMS ((bfd *)); |
117 | static boolean ieee_write_processor PARAMS ((bfd *)); | |
47fda0d3 AM |
118 | static boolean ieee_write_object_contents PARAMS ((bfd *)); |
119 | static asymbol *ieee_make_empty_symbol PARAMS ((bfd *)); | |
120 | static bfd *ieee_openr_next_archived_file PARAMS ((bfd *, bfd *)); | |
121 | static boolean ieee_find_nearest_line | |
122 | PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, | |
123 | const char **, unsigned int *)); | |
124 | static int ieee_generic_stat_arch_elt PARAMS ((bfd *, struct stat *)); | |
125 | static int ieee_sizeof_headers PARAMS ((bfd *, boolean)); | |
252b5132 RH |
126 | |
127 | /* Functions for writing to ieee files in the strange way that the | |
128 | standard requires. */ | |
129 | ||
130 | static boolean | |
131 | ieee_write_byte (abfd, barg) | |
132 | bfd *abfd; | |
133 | int barg; | |
134 | { | |
135 | bfd_byte byte; | |
136 | ||
137 | byte = barg; | |
dc810e39 | 138 | if (bfd_bwrite ((PTR) &byte, (bfd_size_type) 1, abfd) != 1) |
252b5132 RH |
139 | return false; |
140 | return true; | |
141 | } | |
142 | ||
143 | static boolean | |
144 | ieee_write_2bytes (abfd, bytes) | |
145 | bfd *abfd; | |
146 | int bytes; | |
147 | { | |
148 | bfd_byte buffer[2]; | |
149 | ||
150 | buffer[0] = bytes >> 8; | |
151 | buffer[1] = bytes & 0xff; | |
dc810e39 | 152 | if (bfd_bwrite ((PTR) buffer, (bfd_size_type) 2, abfd) != 2) |
252b5132 RH |
153 | return false; |
154 | return true; | |
155 | } | |
156 | ||
157 | static boolean | |
158 | ieee_write_int (abfd, value) | |
159 | bfd *abfd; | |
160 | bfd_vma value; | |
161 | { | |
162 | if (value <= 127) | |
163 | { | |
164 | if (! ieee_write_byte (abfd, (bfd_byte) value)) | |
165 | return false; | |
166 | } | |
167 | else | |
168 | { | |
169 | unsigned int length; | |
170 | ||
171 | /* How many significant bytes ? */ | |
172 | /* FIXME FOR LONGER INTS */ | |
173 | if (value & 0xff000000) | |
174 | length = 4; | |
175 | else if (value & 0x00ff0000) | |
176 | length = 3; | |
177 | else if (value & 0x0000ff00) | |
178 | length = 2; | |
179 | else | |
180 | length = 1; | |
181 | ||
182 | if (! ieee_write_byte (abfd, | |
183 | (bfd_byte) ((int) ieee_number_repeat_start_enum | |
184 | + length))) | |
185 | return false; | |
186 | switch (length) | |
187 | { | |
188 | case 4: | |
189 | if (! ieee_write_byte (abfd, (bfd_byte) (value >> 24))) | |
190 | return false; | |
191 | /* Fall through. */ | |
192 | case 3: | |
193 | if (! ieee_write_byte (abfd, (bfd_byte) (value >> 16))) | |
194 | return false; | |
195 | /* Fall through. */ | |
196 | case 2: | |
197 | if (! ieee_write_byte (abfd, (bfd_byte) (value >> 8))) | |
198 | return false; | |
199 | /* Fall through. */ | |
200 | case 1: | |
201 | if (! ieee_write_byte (abfd, (bfd_byte) (value))) | |
202 | return false; | |
203 | } | |
204 | } | |
205 | ||
206 | return true; | |
207 | } | |
208 | ||
209 | static boolean | |
210 | ieee_write_id (abfd, id) | |
211 | bfd *abfd; | |
212 | const char *id; | |
213 | { | |
214 | size_t length = strlen (id); | |
215 | ||
216 | if (length <= 127) | |
217 | { | |
218 | if (! ieee_write_byte (abfd, (bfd_byte) length)) | |
219 | return false; | |
220 | } | |
221 | else if (length < 255) | |
222 | { | |
223 | if (! ieee_write_byte (abfd, ieee_extension_length_1_enum) | |
224 | || ! ieee_write_byte (abfd, (bfd_byte) length)) | |
225 | return false; | |
226 | } | |
227 | else if (length < 65535) | |
228 | { | |
229 | if (! ieee_write_byte (abfd, ieee_extension_length_2_enum) | |
230 | || ! ieee_write_2bytes (abfd, (int) length)) | |
231 | return false; | |
232 | } | |
233 | else | |
234 | { | |
235 | (*_bfd_error_handler) | |
236 | (_("%s: string too long (%d chars, max 65535)"), | |
237 | bfd_get_filename (abfd), length); | |
238 | bfd_set_error (bfd_error_invalid_operation); | |
239 | return false; | |
240 | } | |
241 | ||
dc810e39 | 242 | if (bfd_bwrite ((PTR) id, (bfd_size_type) length, abfd) != length) |
252b5132 RH |
243 | return false; |
244 | return true; | |
245 | } | |
246 | \f | |
247 | /*************************************************************************** | |
248 | Functions for reading from ieee files in the strange way that the | |
249 | standard requires: | |
250 | */ | |
251 | ||
252 | #define this_byte(ieee) *((ieee)->input_p) | |
253 | #define next_byte(ieee) ((ieee)->input_p++) | |
254 | #define this_byte_and_next(ieee) (*((ieee)->input_p++)) | |
255 | ||
256 | static unsigned short | |
257 | read_2bytes (ieee) | |
258 | common_header_type *ieee; | |
259 | { | |
260 | unsigned char c1 = this_byte_and_next (ieee); | |
261 | unsigned char c2 = this_byte_and_next (ieee); | |
262 | return (c1 << 8) | c2; | |
263 | } | |
264 | ||
265 | static void | |
266 | bfd_get_string (ieee, string, length) | |
267 | common_header_type *ieee; | |
268 | char *string; | |
269 | size_t length; | |
270 | { | |
271 | size_t i; | |
272 | for (i = 0; i < length; i++) | |
273 | { | |
274 | string[i] = this_byte_and_next (ieee); | |
275 | } | |
276 | } | |
277 | ||
278 | static char * | |
279 | read_id (ieee) | |
280 | common_header_type *ieee; | |
281 | { | |
282 | size_t length; | |
283 | char *string; | |
284 | length = this_byte_and_next (ieee); | |
285 | if (length <= 0x7f) | |
286 | { | |
287 | /* Simple string of length 0 to 127 */ | |
288 | } | |
289 | else if (length == 0xde) | |
290 | { | |
291 | /* Length is next byte, allowing 0..255 */ | |
292 | length = this_byte_and_next (ieee); | |
293 | } | |
294 | else if (length == 0xdf) | |
295 | { | |
296 | /* Length is next two bytes, allowing 0..65535 */ | |
297 | length = this_byte_and_next (ieee); | |
298 | length = (length * 256) + this_byte_and_next (ieee); | |
299 | } | |
300 | /* Buy memory and read string */ | |
dc810e39 | 301 | string = bfd_alloc (ieee->abfd, (bfd_size_type) length + 1); |
252b5132 RH |
302 | if (!string) |
303 | return NULL; | |
304 | bfd_get_string (ieee, string, length); | |
305 | string[length] = 0; | |
306 | return string; | |
307 | } | |
308 | ||
309 | static boolean | |
310 | ieee_write_expression (abfd, value, symbol, pcrel, index) | |
311 | bfd *abfd; | |
312 | bfd_vma value; | |
313 | asymbol *symbol; | |
314 | boolean pcrel; | |
315 | unsigned int index; | |
316 | { | |
317 | unsigned int term_count = 0; | |
318 | ||
319 | if (value != 0) | |
320 | { | |
321 | if (! ieee_write_int (abfd, value)) | |
322 | return false; | |
323 | term_count++; | |
324 | } | |
325 | ||
326 | if (bfd_is_com_section (symbol->section) | |
327 | || bfd_is_und_section (symbol->section)) | |
328 | { | |
329 | /* Def of a common symbol */ | |
330 | if (! ieee_write_byte (abfd, ieee_variable_X_enum) | |
331 | || ! ieee_write_int (abfd, symbol->value)) | |
332 | return false; | |
333 | term_count++; | |
334 | } | |
335 | else if (! bfd_is_abs_section (symbol->section)) | |
336 | { | |
337 | /* Ref to defined symbol - */ | |
338 | ||
339 | if (symbol->flags & BSF_GLOBAL) | |
340 | { | |
341 | if (! ieee_write_byte (abfd, ieee_variable_I_enum) | |
342 | || ! ieee_write_int (abfd, symbol->value)) | |
343 | return false; | |
344 | term_count++; | |
345 | } | |
346 | else if (symbol->flags & (BSF_LOCAL | BSF_SECTION_SYM)) | |
347 | { | |
348 | /* This is a reference to a defined local symbol. We can | |
349 | easily do a local as a section+offset. */ | |
350 | if (! ieee_write_byte (abfd, ieee_variable_R_enum) | |
351 | || ! ieee_write_byte (abfd, | |
352 | (bfd_byte) (symbol->section->index | |
353 | + IEEE_SECTION_NUMBER_BASE))) | |
354 | return false; | |
355 | term_count++; | |
356 | if (symbol->value != 0) | |
357 | { | |
358 | if (! ieee_write_int (abfd, symbol->value)) | |
359 | return false; | |
360 | term_count++; | |
361 | } | |
362 | } | |
363 | else | |
364 | { | |
365 | (*_bfd_error_handler) | |
366 | (_("%s: unrecognized symbol `%s' flags 0x%x"), | |
367 | bfd_get_filename (abfd), bfd_asymbol_name (symbol), | |
368 | symbol->flags); | |
369 | bfd_set_error (bfd_error_invalid_operation); | |
370 | return false; | |
371 | } | |
372 | } | |
373 | ||
374 | if (pcrel) | |
375 | { | |
376 | /* subtract the pc from here by asking for PC of this section*/ | |
377 | if (! ieee_write_byte (abfd, ieee_variable_P_enum) | |
378 | || ! ieee_write_byte (abfd, | |
379 | (bfd_byte) (index + IEEE_SECTION_NUMBER_BASE)) | |
380 | || ! ieee_write_byte (abfd, ieee_function_minus_enum)) | |
381 | return false; | |
382 | } | |
383 | ||
384 | /* Handle the degenerate case of a 0 address. */ | |
385 | if (term_count == 0) | |
386 | { | |
dc810e39 | 387 | if (! ieee_write_int (abfd, (bfd_vma) 0)) |
252b5132 RH |
388 | return false; |
389 | } | |
390 | ||
391 | while (term_count > 1) | |
392 | { | |
393 | if (! ieee_write_byte (abfd, ieee_function_plus_enum)) | |
394 | return false; | |
395 | term_count--; | |
396 | } | |
397 | ||
398 | return true; | |
399 | } | |
400 | \f | |
401 | /*****************************************************************************/ | |
402 | ||
403 | /* | |
404 | writes any integer into the buffer supplied and always takes 5 bytes | |
405 | */ | |
406 | static void | |
407 | ieee_write_int5 (buffer, value) | |
408 | bfd_byte *buffer; | |
409 | bfd_vma value; | |
410 | { | |
411 | buffer[0] = (bfd_byte) ieee_number_repeat_4_enum; | |
412 | buffer[1] = (value >> 24) & 0xff; | |
413 | buffer[2] = (value >> 16) & 0xff; | |
414 | buffer[3] = (value >> 8) & 0xff; | |
415 | buffer[4] = (value >> 0) & 0xff; | |
416 | } | |
417 | ||
418 | static boolean | |
419 | ieee_write_int5_out (abfd, value) | |
420 | bfd *abfd; | |
421 | bfd_vma value; | |
422 | { | |
423 | bfd_byte b[5]; | |
424 | ||
425 | ieee_write_int5 (b, value); | |
dc810e39 | 426 | if (bfd_bwrite ((PTR) b, (bfd_size_type) 5, abfd) != 5) |
252b5132 RH |
427 | return false; |
428 | return true; | |
429 | } | |
430 | ||
431 | static boolean | |
432 | parse_int (ieee, value_ptr) | |
433 | common_header_type *ieee; | |
434 | bfd_vma *value_ptr; | |
435 | { | |
436 | int value = this_byte (ieee); | |
437 | int result; | |
438 | if (value >= 0 && value <= 127) | |
439 | { | |
440 | *value_ptr = value; | |
441 | next_byte (ieee); | |
442 | return true; | |
443 | } | |
444 | else if (value >= 0x80 && value <= 0x88) | |
445 | { | |
446 | unsigned int count = value & 0xf; | |
447 | result = 0; | |
448 | next_byte (ieee); | |
449 | while (count) | |
450 | { | |
451 | result = (result << 8) | this_byte_and_next (ieee); | |
452 | count--; | |
453 | } | |
454 | *value_ptr = result; | |
455 | return true; | |
456 | } | |
457 | return false; | |
458 | } | |
459 | ||
460 | static int | |
461 | parse_i (ieee, ok) | |
462 | common_header_type *ieee; | |
463 | boolean *ok; | |
464 | { | |
465 | bfd_vma x; | |
466 | *ok = parse_int (ieee, &x); | |
467 | return x; | |
468 | } | |
469 | ||
470 | static bfd_vma | |
471 | must_parse_int (ieee) | |
472 | common_header_type *ieee; | |
473 | { | |
474 | bfd_vma result; | |
475 | BFD_ASSERT (parse_int (ieee, &result) == true); | |
476 | return result; | |
477 | } | |
478 | ||
479 | typedef struct | |
480 | { | |
481 | bfd_vma value; | |
482 | asection *section; | |
483 | ieee_symbol_index_type symbol; | |
484 | } ieee_value_type; | |
485 | ||
486 | ||
487 | #if KEEPMINUSPCININST | |
488 | ||
489 | #define SRC_MASK(arg) arg | |
490 | #define PCREL_OFFSET false | |
491 | ||
492 | #else | |
493 | ||
494 | #define SRC_MASK(arg) 0 | |
495 | #define PCREL_OFFSET true | |
496 | ||
497 | #endif | |
498 | ||
499 | static reloc_howto_type abs32_howto = | |
500 | HOWTO (1, | |
501 | 0, | |
502 | 2, | |
503 | 32, | |
504 | false, | |
505 | 0, | |
506 | complain_overflow_bitfield, | |
507 | 0, | |
508 | "abs32", | |
509 | true, | |
510 | 0xffffffff, | |
511 | 0xffffffff, | |
512 | false); | |
513 | ||
514 | static reloc_howto_type abs16_howto = | |
515 | HOWTO (1, | |
516 | 0, | |
517 | 1, | |
518 | 16, | |
519 | false, | |
520 | 0, | |
521 | complain_overflow_bitfield, | |
522 | 0, | |
523 | "abs16", | |
524 | true, | |
525 | 0x0000ffff, | |
526 | 0x0000ffff, | |
527 | false); | |
528 | ||
529 | static reloc_howto_type abs8_howto = | |
530 | HOWTO (1, | |
531 | 0, | |
532 | 0, | |
533 | 8, | |
534 | false, | |
535 | 0, | |
536 | complain_overflow_bitfield, | |
537 | 0, | |
538 | "abs8", | |
539 | true, | |
540 | 0x000000ff, | |
541 | 0x000000ff, | |
542 | false); | |
543 | ||
544 | static reloc_howto_type rel32_howto = | |
545 | HOWTO (1, | |
546 | 0, | |
547 | 2, | |
548 | 32, | |
549 | true, | |
550 | 0, | |
551 | complain_overflow_signed, | |
552 | 0, | |
553 | "rel32", | |
554 | true, | |
555 | SRC_MASK (0xffffffff), | |
556 | 0xffffffff, | |
557 | PCREL_OFFSET); | |
558 | ||
559 | static reloc_howto_type rel16_howto = | |
560 | HOWTO (1, | |
561 | 0, | |
562 | 1, | |
563 | 16, | |
564 | true, | |
565 | 0, | |
566 | complain_overflow_signed, | |
567 | 0, | |
568 | "rel16", | |
569 | true, | |
570 | SRC_MASK (0x0000ffff), | |
571 | 0x0000ffff, | |
572 | PCREL_OFFSET); | |
573 | ||
574 | static reloc_howto_type rel8_howto = | |
575 | HOWTO (1, | |
576 | 0, | |
577 | 0, | |
578 | 8, | |
579 | true, | |
580 | 0, | |
581 | complain_overflow_signed, | |
582 | 0, | |
583 | "rel8", | |
584 | true, | |
585 | SRC_MASK (0x000000ff), | |
586 | 0x000000ff, | |
587 | PCREL_OFFSET); | |
588 | ||
589 | static ieee_symbol_index_type NOSYMBOL = {0, 0}; | |
590 | ||
591 | static void | |
592 | parse_expression (ieee, value, symbol, pcrel, extra, section) | |
593 | ieee_data_type *ieee; | |
594 | bfd_vma *value; | |
595 | ieee_symbol_index_type *symbol; | |
596 | boolean *pcrel; | |
597 | unsigned int *extra; | |
598 | asection **section; | |
599 | ||
600 | { | |
601 | #define POS sp[1] | |
602 | #define TOS sp[0] | |
603 | #define NOS sp[-1] | |
604 | #define INC sp++; | |
605 | #define DEC sp--; | |
606 | ||
607 | boolean loop = true; | |
608 | ieee_value_type stack[10]; | |
609 | ||
610 | /* The stack pointer always points to the next unused location */ | |
611 | #define PUSH(x,y,z) TOS.symbol=x;TOS.section=y;TOS.value=z;INC; | |
612 | #define POP(x,y,z) DEC;x=TOS.symbol;y=TOS.section;z=TOS.value; | |
613 | ieee_value_type *sp = stack; | |
47fda0d3 | 614 | asection *dummy; |
252b5132 | 615 | |
47fda0d3 | 616 | while (loop && ieee->h.input_p < ieee->h.last_byte) |
252b5132 RH |
617 | { |
618 | switch (this_byte (&(ieee->h))) | |
619 | { | |
620 | case ieee_variable_P_enum: | |
621 | /* P variable, current program counter for section n */ | |
622 | { | |
623 | int section_n; | |
624 | next_byte (&(ieee->h)); | |
625 | *pcrel = true; | |
626 | section_n = must_parse_int (&(ieee->h)); | |
627 | PUSH (NOSYMBOL, bfd_abs_section_ptr, 0); | |
628 | break; | |
629 | } | |
630 | case ieee_variable_L_enum: | |
631 | /* L variable address of section N */ | |
632 | next_byte (&(ieee->h)); | |
633 | PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0); | |
634 | break; | |
635 | case ieee_variable_R_enum: | |
636 | /* R variable, logical address of section module */ | |
637 | /* FIXME, this should be different to L */ | |
638 | next_byte (&(ieee->h)); | |
639 | PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0); | |
640 | break; | |
641 | case ieee_variable_S_enum: | |
642 | /* S variable, size in MAUS of section module */ | |
643 | next_byte (&(ieee->h)); | |
644 | PUSH (NOSYMBOL, | |
645 | 0, | |
646 | ieee->section_table[must_parse_int (&(ieee->h))]->_raw_size); | |
647 | break; | |
648 | case ieee_variable_I_enum: | |
649 | /* Push the address of variable n */ | |
650 | { | |
651 | ieee_symbol_index_type sy; | |
652 | next_byte (&(ieee->h)); | |
653 | sy.index = (int) must_parse_int (&(ieee->h)); | |
654 | sy.letter = 'I'; | |
655 | ||
656 | PUSH (sy, bfd_abs_section_ptr, 0); | |
657 | } | |
658 | break; | |
659 | case ieee_variable_X_enum: | |
660 | /* Push the address of external variable n */ | |
661 | { | |
662 | ieee_symbol_index_type sy; | |
663 | next_byte (&(ieee->h)); | |
664 | sy.index = (int) (must_parse_int (&(ieee->h))); | |
665 | sy.letter = 'X'; | |
666 | ||
667 | PUSH (sy, bfd_und_section_ptr, 0); | |
668 | } | |
669 | break; | |
670 | case ieee_function_minus_enum: | |
671 | { | |
672 | bfd_vma value1, value2; | |
673 | asection *section1, *section_dummy; | |
674 | ieee_symbol_index_type sy; | |
675 | next_byte (&(ieee->h)); | |
676 | ||
677 | POP (sy, section1, value1); | |
678 | POP (sy, section_dummy, value2); | |
679 | PUSH (sy, section1 ? section1 : section_dummy, value2 - value1); | |
680 | } | |
681 | break; | |
682 | case ieee_function_plus_enum: | |
683 | { | |
684 | bfd_vma value1, value2; | |
685 | asection *section1; | |
686 | asection *section2; | |
687 | ieee_symbol_index_type sy1; | |
688 | ieee_symbol_index_type sy2; | |
689 | next_byte (&(ieee->h)); | |
690 | ||
691 | POP (sy1, section1, value1); | |
692 | POP (sy2, section2, value2); | |
693 | PUSH (sy1.letter ? sy1 : sy2, | |
694 | bfd_is_abs_section (section1) ? section2 : section1, | |
695 | value1 + value2); | |
696 | } | |
697 | break; | |
698 | default: | |
699 | { | |
700 | bfd_vma va; | |
701 | BFD_ASSERT (this_byte (&(ieee->h)) < (int) ieee_variable_A_enum | |
702 | || this_byte (&(ieee->h)) > (int) ieee_variable_Z_enum); | |
703 | if (parse_int (&(ieee->h), &va)) | |
704 | { | |
705 | PUSH (NOSYMBOL, bfd_abs_section_ptr, va); | |
706 | } | |
707 | else | |
708 | { | |
47fda0d3 | 709 | /* Thats all that we can understand. */ |
252b5132 RH |
710 | loop = false; |
711 | } | |
712 | } | |
713 | } | |
714 | } | |
47fda0d3 AM |
715 | |
716 | /* As far as I can see there is a bug in the Microtec IEEE output | |
717 | which I'm using to scan, whereby the comma operator is omitted | |
718 | sometimes in an expression, giving expressions with too many | |
719 | terms. We can tell if that's the case by ensuring that | |
720 | sp == stack here. If not, then we've pushed something too far, | |
721 | so we keep adding. */ | |
722 | ||
723 | while (sp != stack + 1) | |
724 | { | |
725 | asection *section1; | |
726 | ieee_symbol_index_type sy1; | |
727 | POP (sy1, section1, *extra); | |
728 | } | |
729 | ||
730 | POP (*symbol, dummy, *value); | |
731 | if (section) | |
732 | *section = dummy; | |
252b5132 RH |
733 | } |
734 | ||
735 | ||
47fda0d3 AM |
736 | #define ieee_seek(ieee, offset) \ |
737 | do \ | |
738 | { \ | |
739 | ieee->h.input_p = ieee->h.first_byte + offset; \ | |
740 | ieee->h.last_byte = (ieee->h.first_byte \ | |
741 | + ieee_part_after (ieee, offset)); \ | |
742 | } \ | |
743 | while (0) | |
744 | ||
745 | #define ieee_pos(ieee) \ | |
746 | (ieee->h.input_p - ieee->h.first_byte) | |
252b5132 | 747 | |
47fda0d3 AM |
748 | /* Find the first part of the ieee file after HERE. */ |
749 | ||
750 | static file_ptr | |
751 | ieee_part_after (ieee, here) | |
752 | ieee_data_type *ieee; | |
753 | file_ptr here; | |
754 | { | |
755 | int part; | |
756 | file_ptr after = ieee->w.r.me_record; | |
757 | ||
758 | /* File parts can come in any order, except that module end is | |
759 | guaranteed to be last (and the header first). */ | |
760 | for (part = 0; part < N_W_VARIABLES; part++) | |
761 | if (ieee->w.offset[part] > here && after > ieee->w.offset[part]) | |
762 | after = ieee->w.offset[part]; | |
763 | ||
764 | return after; | |
765 | } | |
252b5132 RH |
766 | |
767 | static unsigned int last_index; | |
768 | static char last_type; /* is the index for an X or a D */ | |
769 | ||
770 | static ieee_symbol_type * | |
47fda0d3 | 771 | get_symbol (abfd, ieee, last_symbol, symbol_count, pptr, max_index, this_type) |
5f771d47 | 772 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
773 | ieee_data_type *ieee; |
774 | ieee_symbol_type *last_symbol; | |
775 | unsigned int *symbol_count; | |
776 | ieee_symbol_type ***pptr; | |
777 | unsigned int *max_index; | |
dc810e39 | 778 | int this_type; |
252b5132 RH |
779 | { |
780 | /* Need a new symbol */ | |
781 | unsigned int new_index = must_parse_int (&(ieee->h)); | |
782 | if (new_index != last_index || this_type != last_type) | |
783 | { | |
dc810e39 AM |
784 | ieee_symbol_type *new_symbol; |
785 | bfd_size_type amt = sizeof (ieee_symbol_type); | |
786 | ||
787 | new_symbol = (ieee_symbol_type *) bfd_alloc (ieee->h.abfd, amt); | |
252b5132 RH |
788 | if (!new_symbol) |
789 | return NULL; | |
790 | ||
791 | new_symbol->index = new_index; | |
792 | last_index = new_index; | |
793 | (*symbol_count)++; | |
794 | **pptr = new_symbol; | |
795 | *pptr = &new_symbol->next; | |
796 | if (new_index > *max_index) | |
797 | { | |
798 | *max_index = new_index; | |
799 | } | |
800 | last_type = this_type; | |
801 | new_symbol->symbol.section = bfd_abs_section_ptr; | |
802 | return new_symbol; | |
803 | } | |
804 | return last_symbol; | |
805 | } | |
806 | ||
807 | static boolean | |
808 | ieee_slurp_external_symbols (abfd) | |
809 | bfd *abfd; | |
810 | { | |
811 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
812 | file_ptr offset = ieee->w.r.external_part; | |
813 | ||
814 | ieee_symbol_type **prev_symbols_ptr = &ieee->external_symbols; | |
815 | ieee_symbol_type **prev_reference_ptr = &ieee->external_reference; | |
816 | ieee_symbol_type *symbol = (ieee_symbol_type *) NULL; | |
817 | unsigned int symbol_count = 0; | |
818 | boolean loop = true; | |
819 | last_index = 0xffffff; | |
820 | ieee->symbol_table_full = true; | |
821 | ||
47fda0d3 | 822 | ieee_seek (ieee, offset); |
252b5132 RH |
823 | |
824 | while (loop) | |
825 | { | |
826 | switch (this_byte (&(ieee->h))) | |
827 | { | |
828 | case ieee_nn_record: | |
829 | next_byte (&(ieee->h)); | |
830 | ||
831 | symbol = get_symbol (abfd, ieee, symbol, &symbol_count, | |
832 | &prev_symbols_ptr, | |
833 | &ieee->external_symbol_max_index, 'I'); | |
834 | if (symbol == NULL) | |
835 | return false; | |
836 | ||
837 | symbol->symbol.the_bfd = abfd; | |
838 | symbol->symbol.name = read_id (&(ieee->h)); | |
839 | symbol->symbol.udata.p = (PTR) NULL; | |
840 | symbol->symbol.flags = BSF_NO_FLAGS; | |
841 | break; | |
842 | case ieee_external_symbol_enum: | |
843 | next_byte (&(ieee->h)); | |
844 | ||
845 | symbol = get_symbol (abfd, ieee, symbol, &symbol_count, | |
846 | &prev_symbols_ptr, | |
847 | &ieee->external_symbol_max_index, 'D'); | |
848 | if (symbol == NULL) | |
849 | return false; | |
850 | ||
851 | BFD_ASSERT (symbol->index >= ieee->external_symbol_min_index); | |
852 | ||
853 | symbol->symbol.the_bfd = abfd; | |
854 | symbol->symbol.name = read_id (&(ieee->h)); | |
855 | symbol->symbol.udata.p = (PTR) NULL; | |
856 | symbol->symbol.flags = BSF_NO_FLAGS; | |
857 | break; | |
858 | case ieee_attribute_record_enum >> 8: | |
859 | { | |
860 | unsigned int symbol_name_index; | |
861 | unsigned int symbol_type_index; | |
862 | unsigned int symbol_attribute_def; | |
863 | bfd_vma value; | |
47fda0d3 | 864 | switch (read_2bytes (&ieee->h)) |
252b5132 RH |
865 | { |
866 | case ieee_attribute_record_enum: | |
867 | symbol_name_index = must_parse_int (&(ieee->h)); | |
868 | symbol_type_index = must_parse_int (&(ieee->h)); | |
869 | symbol_attribute_def = must_parse_int (&(ieee->h)); | |
870 | switch (symbol_attribute_def) | |
871 | { | |
872 | case 8: | |
873 | case 19: | |
874 | parse_int (&ieee->h, &value); | |
875 | break; | |
876 | default: | |
877 | (*_bfd_error_handler) | |
878 | (_("%s: unimplemented ATI record %u for symbol %u"), | |
879 | bfd_get_filename (abfd), symbol_attribute_def, | |
880 | symbol_name_index); | |
881 | bfd_set_error (bfd_error_bad_value); | |
882 | return false; | |
883 | break; | |
884 | } | |
885 | break; | |
886 | case ieee_external_reference_info_record_enum: | |
887 | /* Skip over ATX record. */ | |
888 | parse_int (&(ieee->h), &value); | |
889 | parse_int (&(ieee->h), &value); | |
890 | parse_int (&(ieee->h), &value); | |
891 | parse_int (&(ieee->h), &value); | |
892 | break; | |
893 | case ieee_atn_record_enum: | |
894 | /* We may get call optimization information here, | |
895 | which we just ignore. The format is | |
896 | {$F1}${CE}{index}{$00}{$3F}{$3F}{#_of_ASNs} */ | |
897 | parse_int (&ieee->h, &value); | |
898 | parse_int (&ieee->h, &value); | |
899 | parse_int (&ieee->h, &value); | |
900 | if (value != 0x3f) | |
901 | { | |
902 | (*_bfd_error_handler) | |
903 | (_("%s: unexpected ATN type %d in external part"), | |
904 | bfd_get_filename (abfd), (int) value); | |
905 | bfd_set_error (bfd_error_bad_value); | |
906 | return false; | |
907 | } | |
908 | parse_int (&ieee->h, &value); | |
909 | parse_int (&ieee->h, &value); | |
910 | while (value > 0) | |
911 | { | |
912 | bfd_vma val1; | |
913 | ||
914 | --value; | |
915 | ||
47fda0d3 | 916 | switch (read_2bytes (&ieee->h)) |
252b5132 RH |
917 | { |
918 | case ieee_asn_record_enum: | |
919 | parse_int (&ieee->h, &val1); | |
920 | parse_int (&ieee->h, &val1); | |
921 | break; | |
922 | ||
923 | default: | |
924 | (*_bfd_error_handler) | |
925 | (_("%s: unexpected type after ATN"), | |
926 | bfd_get_filename (abfd)); | |
927 | bfd_set_error (bfd_error_bad_value); | |
928 | return false; | |
929 | } | |
930 | } | |
931 | } | |
932 | } | |
933 | break; | |
934 | case ieee_value_record_enum >> 8: | |
935 | { | |
936 | unsigned int symbol_name_index; | |
937 | ieee_symbol_index_type symbol_ignore; | |
938 | boolean pcrel_ignore; | |
939 | unsigned int extra; | |
940 | next_byte (&(ieee->h)); | |
941 | next_byte (&(ieee->h)); | |
942 | ||
943 | symbol_name_index = must_parse_int (&(ieee->h)); | |
944 | parse_expression (ieee, | |
945 | &symbol->symbol.value, | |
946 | &symbol_ignore, | |
947 | &pcrel_ignore, | |
948 | &extra, | |
949 | &symbol->symbol.section); | |
950 | ||
951 | /* Fully linked IEEE-695 files tend to give every symbol | |
952 | an absolute value. Try to convert that back into a | |
953 | section relative value. FIXME: This won't always to | |
954 | the right thing. */ | |
955 | if (bfd_is_abs_section (symbol->symbol.section) | |
956 | && (abfd->flags & HAS_RELOC) == 0) | |
957 | { | |
958 | bfd_vma val; | |
959 | asection *s; | |
960 | ||
961 | val = symbol->symbol.value; | |
962 | for (s = abfd->sections; s != NULL; s = s->next) | |
963 | { | |
964 | if (val >= s->vma && val < s->vma + s->_raw_size) | |
965 | { | |
966 | symbol->symbol.section = s; | |
967 | symbol->symbol.value -= s->vma; | |
968 | break; | |
969 | } | |
970 | } | |
971 | } | |
972 | ||
973 | symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT; | |
974 | ||
975 | } | |
976 | break; | |
977 | case ieee_weak_external_reference_enum: | |
978 | { | |
979 | bfd_vma size; | |
980 | bfd_vma value; | |
981 | next_byte (&(ieee->h)); | |
982 | /* Throw away the external reference index */ | |
983 | (void) must_parse_int (&(ieee->h)); | |
984 | /* Fetch the default size if not resolved */ | |
985 | size = must_parse_int (&(ieee->h)); | |
986 | /* Fetch the defautlt value if available */ | |
987 | if (parse_int (&(ieee->h), &value) == false) | |
988 | { | |
989 | value = 0; | |
990 | } | |
991 | /* This turns into a common */ | |
992 | symbol->symbol.section = bfd_com_section_ptr; | |
993 | symbol->symbol.value = size; | |
994 | } | |
995 | break; | |
996 | ||
997 | case ieee_external_reference_enum: | |
998 | next_byte (&(ieee->h)); | |
999 | ||
1000 | symbol = get_symbol (abfd, ieee, symbol, &symbol_count, | |
1001 | &prev_reference_ptr, | |
1002 | &ieee->external_reference_max_index, 'X'); | |
1003 | if (symbol == NULL) | |
1004 | return false; | |
1005 | ||
1006 | symbol->symbol.the_bfd = abfd; | |
1007 | symbol->symbol.name = read_id (&(ieee->h)); | |
1008 | symbol->symbol.udata.p = (PTR) NULL; | |
1009 | symbol->symbol.section = bfd_und_section_ptr; | |
1010 | symbol->symbol.value = (bfd_vma) 0; | |
1011 | symbol->symbol.flags = 0; | |
1012 | ||
1013 | BFD_ASSERT (symbol->index >= ieee->external_reference_min_index); | |
1014 | break; | |
1015 | ||
1016 | default: | |
1017 | loop = false; | |
1018 | } | |
1019 | } | |
1020 | ||
1021 | if (ieee->external_symbol_max_index != 0) | |
1022 | { | |
1023 | ieee->external_symbol_count = | |
1024 | ieee->external_symbol_max_index - | |
1025 | ieee->external_symbol_min_index + 1; | |
1026 | } | |
1027 | else | |
1028 | { | |
1029 | ieee->external_symbol_count = 0; | |
1030 | } | |
1031 | ||
1032 | if (ieee->external_reference_max_index != 0) | |
1033 | { | |
1034 | ieee->external_reference_count = | |
1035 | ieee->external_reference_max_index - | |
1036 | ieee->external_reference_min_index + 1; | |
1037 | } | |
1038 | else | |
1039 | { | |
1040 | ieee->external_reference_count = 0; | |
1041 | } | |
1042 | ||
1043 | abfd->symcount = | |
1044 | ieee->external_reference_count + ieee->external_symbol_count; | |
1045 | ||
1046 | if (symbol_count != abfd->symcount) | |
1047 | { | |
1048 | /* There are gaps in the table -- */ | |
1049 | ieee->symbol_table_full = false; | |
1050 | } | |
1051 | ||
1052 | *prev_symbols_ptr = (ieee_symbol_type *) NULL; | |
1053 | *prev_reference_ptr = (ieee_symbol_type *) NULL; | |
1054 | ||
1055 | return true; | |
1056 | } | |
1057 | ||
1058 | static boolean | |
1059 | ieee_slurp_symbol_table (abfd) | |
1060 | bfd *abfd; | |
1061 | { | |
1062 | if (IEEE_DATA (abfd)->read_symbols == false) | |
1063 | { | |
1064 | if (! ieee_slurp_external_symbols (abfd)) | |
1065 | return false; | |
1066 | IEEE_DATA (abfd)->read_symbols = true; | |
1067 | } | |
1068 | return true; | |
1069 | } | |
1070 | ||
47fda0d3 | 1071 | static long |
252b5132 RH |
1072 | ieee_get_symtab_upper_bound (abfd) |
1073 | bfd *abfd; | |
1074 | { | |
1075 | if (! ieee_slurp_symbol_table (abfd)) | |
1076 | return -1; | |
1077 | ||
1078 | return (abfd->symcount != 0) ? | |
1079 | (abfd->symcount + 1) * (sizeof (ieee_symbol_type *)) : 0; | |
1080 | } | |
1081 | ||
1082 | /* | |
1083 | Move from our internal lists to the canon table, and insert in | |
1084 | symbol index order | |
1085 | */ | |
1086 | ||
1087 | extern const bfd_target ieee_vec; | |
1088 | ||
47fda0d3 | 1089 | static long |
252b5132 RH |
1090 | ieee_get_symtab (abfd, location) |
1091 | bfd *abfd; | |
1092 | asymbol **location; | |
1093 | { | |
1094 | ieee_symbol_type *symp; | |
1095 | static bfd dummy_bfd; | |
1096 | static asymbol empty_symbol = | |
dcdea4f4 AM |
1097 | { |
1098 | &dummy_bfd, | |
1099 | " ieee empty", | |
1100 | (symvalue) 0, | |
1101 | BSF_DEBUGGING, | |
1102 | bfd_abs_section_ptr | |
1103 | #ifdef __STDC__ | |
1104 | /* K&R compilers can't initialise unions. */ | |
1105 | , { 0 } | |
1106 | #endif | |
1107 | }; | |
252b5132 RH |
1108 | |
1109 | if (abfd->symcount) | |
1110 | { | |
1111 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
1112 | dummy_bfd.xvec = &ieee_vec; | |
1113 | if (! ieee_slurp_symbol_table (abfd)) | |
1114 | return -1; | |
1115 | ||
1116 | if (ieee->symbol_table_full == false) | |
1117 | { | |
1118 | /* Arrgh - there are gaps in the table, run through and fill them */ | |
1119 | /* up with pointers to a null place */ | |
1120 | unsigned int i; | |
1121 | for (i = 0; i < abfd->symcount; i++) | |
1122 | { | |
1123 | location[i] = &empty_symbol; | |
1124 | } | |
1125 | } | |
1126 | ||
1127 | ieee->external_symbol_base_offset = -ieee->external_symbol_min_index; | |
1128 | for (symp = IEEE_DATA (abfd)->external_symbols; | |
1129 | symp != (ieee_symbol_type *) NULL; | |
1130 | symp = symp->next) | |
1131 | { | |
1132 | /* Place into table at correct index locations */ | |
1133 | location[symp->index + ieee->external_symbol_base_offset] = &symp->symbol; | |
1134 | } | |
1135 | ||
1136 | /* The external refs are indexed in a bit */ | |
1137 | ieee->external_reference_base_offset = | |
1138 | -ieee->external_reference_min_index + ieee->external_symbol_count; | |
1139 | ||
1140 | for (symp = IEEE_DATA (abfd)->external_reference; | |
1141 | symp != (ieee_symbol_type *) NULL; | |
1142 | symp = symp->next) | |
1143 | { | |
1144 | location[symp->index + ieee->external_reference_base_offset] = | |
1145 | &symp->symbol; | |
1146 | ||
1147 | } | |
1148 | } | |
1149 | if (abfd->symcount) | |
1150 | { | |
1151 | location[abfd->symcount] = (asymbol *) NULL; | |
1152 | } | |
1153 | return abfd->symcount; | |
1154 | } | |
1155 | ||
1156 | static asection * | |
1157 | get_section_entry (abfd, ieee, index) | |
1158 | bfd *abfd; | |
1159 | ieee_data_type *ieee; | |
1160 | unsigned int index; | |
1161 | { | |
1162 | if (index >= ieee->section_table_size) | |
1163 | { | |
1164 | unsigned int c, i; | |
1165 | asection **n; | |
dc810e39 | 1166 | bfd_size_type amt; |
252b5132 RH |
1167 | |
1168 | c = ieee->section_table_size; | |
1169 | if (c == 0) | |
1170 | c = 20; | |
1171 | while (c <= index) | |
1172 | c *= 2; | |
1173 | ||
dc810e39 AM |
1174 | amt = c; |
1175 | amt *= sizeof (asection *); | |
1176 | n = (asection **) bfd_realloc (ieee->section_table, amt); | |
252b5132 RH |
1177 | if (n == NULL) |
1178 | return NULL; | |
1179 | ||
1180 | for (i = ieee->section_table_size; i < c; i++) | |
1181 | n[i] = NULL; | |
1182 | ||
1183 | ieee->section_table = n; | |
1184 | ieee->section_table_size = c; | |
1185 | } | |
1186 | ||
1187 | if (ieee->section_table[index] == (asection *) NULL) | |
1188 | { | |
dc810e39 | 1189 | char *tmp = bfd_alloc (abfd, (bfd_size_type) 11); |
252b5132 RH |
1190 | asection *section; |
1191 | ||
1192 | if (!tmp) | |
1193 | return NULL; | |
1194 | sprintf (tmp, " fsec%4d", index); | |
1195 | section = bfd_make_section (abfd, tmp); | |
1196 | ieee->section_table[index] = section; | |
1197 | section->flags = SEC_NO_FLAGS; | |
1198 | section->target_index = index; | |
1199 | ieee->section_table[index] = section; | |
1200 | } | |
1201 | return ieee->section_table[index]; | |
1202 | } | |
1203 | ||
1204 | static void | |
1205 | ieee_slurp_sections (abfd) | |
1206 | bfd *abfd; | |
1207 | { | |
1208 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
1209 | file_ptr offset = ieee->w.r.section_part; | |
252b5132 RH |
1210 | char *name; |
1211 | ||
1212 | if (offset != 0) | |
1213 | { | |
1214 | bfd_byte section_type[3]; | |
47fda0d3 | 1215 | ieee_seek (ieee, offset); |
252b5132 RH |
1216 | while (true) |
1217 | { | |
1218 | switch (this_byte (&(ieee->h))) | |
1219 | { | |
1220 | case ieee_section_type_enum: | |
1221 | { | |
dc810e39 | 1222 | asection *section; |
252b5132 RH |
1223 | unsigned int section_index; |
1224 | next_byte (&(ieee->h)); | |
1225 | section_index = must_parse_int (&(ieee->h)); | |
1226 | ||
1227 | section = get_section_entry (abfd, ieee, section_index); | |
1228 | ||
1229 | section_type[0] = this_byte_and_next (&(ieee->h)); | |
1230 | ||
1231 | /* Set minimal section attributes. Attributes are | |
1232 | extended later, based on section contents. */ | |
1233 | ||
1234 | switch (section_type[0]) | |
1235 | { | |
1236 | case 0xC1: | |
1237 | /* Normal attributes for absolute sections */ | |
1238 | section_type[1] = this_byte (&(ieee->h)); | |
1239 | section->flags = SEC_ALLOC; | |
1240 | switch (section_type[1]) | |
1241 | { | |
1242 | case 0xD3: /* AS Absolute section attributes */ | |
1243 | next_byte (&(ieee->h)); | |
1244 | section_type[2] = this_byte (&(ieee->h)); | |
1245 | switch (section_type[2]) | |
1246 | { | |
1247 | case 0xD0: | |
1248 | /* Normal code */ | |
1249 | next_byte (&(ieee->h)); | |
1250 | section->flags |= SEC_CODE; | |
1251 | break; | |
1252 | case 0xC4: | |
1253 | /* Normal data */ | |
1254 | next_byte (&(ieee->h)); | |
1255 | section->flags |= SEC_DATA; | |
1256 | break; | |
1257 | case 0xD2: | |
1258 | next_byte (&(ieee->h)); | |
1259 | /* Normal rom data */ | |
1260 | section->flags |= SEC_ROM | SEC_DATA; | |
1261 | break; | |
1262 | default: | |
1263 | break; | |
1264 | } | |
1265 | } | |
1266 | break; | |
1267 | case 0xC3: /* Named relocatable sections (type C) */ | |
1268 | section_type[1] = this_byte (&(ieee->h)); | |
1269 | section->flags = SEC_ALLOC; | |
1270 | switch (section_type[1]) | |
1271 | { | |
1272 | case 0xD0: /* Normal code (CP) */ | |
1273 | next_byte (&(ieee->h)); | |
1274 | section->flags |= SEC_CODE; | |
1275 | break; | |
1276 | case 0xC4: /* Normal data (CD) */ | |
1277 | next_byte (&(ieee->h)); | |
1278 | section->flags |= SEC_DATA; | |
1279 | break; | |
1280 | case 0xD2: /* Normal rom data (CR) */ | |
1281 | next_byte (&(ieee->h)); | |
1282 | section->flags |= SEC_ROM | SEC_DATA; | |
1283 | break; | |
1284 | default: | |
1285 | break; | |
1286 | } | |
1287 | } | |
1288 | ||
1289 | /* Read section name, use it if non empty. */ | |
1290 | name = read_id (&ieee->h); | |
1291 | if (name[0]) | |
1292 | section->name = name; | |
1293 | ||
1294 | /* Skip these fields, which we don't care about */ | |
1295 | { | |
1296 | bfd_vma parent, brother, context; | |
1297 | parse_int (&(ieee->h), &parent); | |
1298 | parse_int (&(ieee->h), &brother); | |
1299 | parse_int (&(ieee->h), &context); | |
1300 | } | |
1301 | } | |
1302 | break; | |
1303 | case ieee_section_alignment_enum: | |
1304 | { | |
1305 | unsigned int section_index; | |
1306 | bfd_vma value; | |
1307 | asection *section; | |
1308 | next_byte (&(ieee->h)); | |
1309 | section_index = must_parse_int (&ieee->h); | |
1310 | section = get_section_entry (abfd, ieee, section_index); | |
1311 | if (section_index > ieee->section_count) | |
1312 | { | |
1313 | ieee->section_count = section_index; | |
1314 | } | |
1315 | section->alignment_power = | |
1316 | bfd_log2 (must_parse_int (&ieee->h)); | |
1317 | (void) parse_int (&(ieee->h), &value); | |
1318 | } | |
1319 | break; | |
1320 | case ieee_e2_first_byte_enum: | |
1321 | { | |
dc810e39 AM |
1322 | asection *section; |
1323 | ieee_record_enum_type t; | |
252b5132 | 1324 | |
dc810e39 | 1325 | t = (ieee_record_enum_type) (read_2bytes (&(ieee->h))); |
252b5132 RH |
1326 | switch (t) |
1327 | { | |
1328 | case ieee_section_size_enum: | |
1329 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1330 | section->_raw_size = must_parse_int (&(ieee->h)); | |
1331 | break; | |
1332 | case ieee_physical_region_size_enum: | |
1333 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1334 | section->_raw_size = must_parse_int (&(ieee->h)); | |
1335 | break; | |
1336 | case ieee_region_base_address_enum: | |
1337 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1338 | section->vma = must_parse_int (&(ieee->h)); | |
1339 | section->lma = section->vma; | |
1340 | break; | |
1341 | case ieee_mau_size_enum: | |
1342 | must_parse_int (&(ieee->h)); | |
1343 | must_parse_int (&(ieee->h)); | |
1344 | break; | |
1345 | case ieee_m_value_enum: | |
1346 | must_parse_int (&(ieee->h)); | |
1347 | must_parse_int (&(ieee->h)); | |
1348 | break; | |
1349 | case ieee_section_base_address_enum: | |
1350 | section = ieee->section_table[must_parse_int (&(ieee->h))]; | |
1351 | section->vma = must_parse_int (&(ieee->h)); | |
1352 | section->lma = section->vma; | |
1353 | break; | |
1354 | case ieee_section_offset_enum: | |
1355 | (void) must_parse_int (&(ieee->h)); | |
1356 | (void) must_parse_int (&(ieee->h)); | |
1357 | break; | |
1358 | default: | |
1359 | return; | |
1360 | } | |
1361 | } | |
1362 | break; | |
1363 | default: | |
1364 | return; | |
1365 | } | |
1366 | } | |
1367 | } | |
1368 | } | |
1369 | ||
1370 | /* Make a section for the debugging information, if any. We don't try | |
1371 | to interpret the debugging information; we just point the section | |
1372 | at the area in the file so that program which understand can dig it | |
1373 | out. */ | |
1374 | ||
1375 | static boolean | |
1376 | ieee_slurp_debug (abfd) | |
1377 | bfd *abfd; | |
1378 | { | |
1379 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
1380 | asection *sec; | |
a8c5faf7 | 1381 | file_ptr debug_end; |
252b5132 RH |
1382 | |
1383 | if (ieee->w.r.debug_information_part == 0) | |
1384 | return true; | |
1385 | ||
1386 | sec = bfd_make_section (abfd, ".debug"); | |
1387 | if (sec == NULL) | |
1388 | return false; | |
1389 | sec->flags |= SEC_DEBUGGING | SEC_HAS_CONTENTS; | |
1390 | sec->filepos = ieee->w.r.debug_information_part; | |
a8c5faf7 | 1391 | |
47fda0d3 | 1392 | debug_end = ieee_part_after (ieee, ieee->w.r.debug_information_part); |
a8c5faf7 | 1393 | sec->_raw_size = debug_end - ieee->w.r.debug_information_part; |
252b5132 RH |
1394 | |
1395 | return true; | |
1396 | } | |
1397 | \f | |
1398 | /*********************************************************************** | |
1399 | * archive stuff | |
1400 | */ | |
1401 | ||
1402 | const bfd_target * | |
1403 | ieee_archive_p (abfd) | |
1404 | bfd *abfd; | |
1405 | { | |
1406 | char *library; | |
1407 | unsigned int i; | |
1408 | unsigned char buffer[512]; | |
1409 | file_ptr buffer_offset = 0; | |
1410 | ieee_ar_data_type *save = abfd->tdata.ieee_ar_data; | |
1411 | ieee_ar_data_type *ieee; | |
dc810e39 | 1412 | bfd_size_type alc_elts; |
252b5132 | 1413 | ieee_ar_obstack_type *elts = NULL; |
dc810e39 | 1414 | bfd_size_type amt = sizeof (ieee_ar_data_type); |
252b5132 | 1415 | |
dc810e39 | 1416 | abfd->tdata.ieee_ar_data = (ieee_ar_data_type *) bfd_alloc (abfd, amt); |
252b5132 RH |
1417 | if (!abfd->tdata.ieee_ar_data) |
1418 | goto error_return; | |
1419 | ieee = IEEE_AR_DATA (abfd); | |
1420 | ||
47fda0d3 AM |
1421 | /* Ignore the return value here. It doesn't matter if we don't read |
1422 | the entire buffer. We might have a very small ieee file. */ | |
dc810e39 | 1423 | bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); |
252b5132 RH |
1424 | |
1425 | ieee->h.first_byte = buffer; | |
1426 | ieee->h.input_p = buffer; | |
1427 | ||
1428 | ieee->h.abfd = abfd; | |
1429 | ||
1430 | if (this_byte (&(ieee->h)) != Module_Beginning) | |
c4920b97 | 1431 | goto got_wrong_format_error; |
252b5132 RH |
1432 | |
1433 | next_byte (&(ieee->h)); | |
1434 | library = read_id (&(ieee->h)); | |
1435 | if (strcmp (library, "LIBRARY") != 0) | |
c4920b97 NC |
1436 | goto got_wrong_format_error; |
1437 | ||
1438 | /* Throw away the filename. */ | |
252b5132 RH |
1439 | read_id (&(ieee->h)); |
1440 | ||
1441 | ieee->element_count = 0; | |
1442 | ieee->element_index = 0; | |
1443 | ||
c4920b97 NC |
1444 | next_byte (&(ieee->h)); /* Drop the ad part. */ |
1445 | must_parse_int (&(ieee->h)); /* And the two dummy numbers. */ | |
252b5132 RH |
1446 | must_parse_int (&(ieee->h)); |
1447 | ||
1448 | alc_elts = 10; | |
1449 | elts = (ieee_ar_obstack_type *) bfd_malloc (alc_elts * sizeof *elts); | |
1450 | if (elts == NULL) | |
1451 | goto error_return; | |
1452 | ||
c4920b97 | 1453 | /* Read the index of the BB table. */ |
252b5132 RH |
1454 | while (1) |
1455 | { | |
1456 | int rec; | |
1457 | ieee_ar_obstack_type *t; | |
1458 | ||
1459 | rec = read_2bytes (&(ieee->h)); | |
1460 | if (rec != (int) ieee_assign_value_to_variable_enum) | |
1461 | break; | |
1462 | ||
1463 | if (ieee->element_count >= alc_elts) | |
1464 | { | |
1465 | ieee_ar_obstack_type *n; | |
1466 | ||
1467 | alc_elts *= 2; | |
1468 | n = ((ieee_ar_obstack_type *) | |
1469 | bfd_realloc (elts, alc_elts * sizeof *elts)); | |
1470 | if (n == NULL) | |
1471 | goto error_return; | |
1472 | elts = n; | |
1473 | } | |
1474 | ||
1475 | t = &elts[ieee->element_count]; | |
1476 | ieee->element_count++; | |
1477 | ||
1478 | must_parse_int (&(ieee->h)); | |
1479 | t->file_offset = must_parse_int (&(ieee->h)); | |
1480 | t->abfd = (bfd *) NULL; | |
1481 | ||
c4920b97 | 1482 | /* Make sure that we don't go over the end of the buffer. */ |
47fda0d3 | 1483 | if ((size_t) ieee_pos (IEEE_DATA (abfd)) > sizeof (buffer) / 2) |
252b5132 | 1484 | { |
c4920b97 | 1485 | /* Past half way, reseek and reprime. */ |
47fda0d3 | 1486 | buffer_offset += ieee_pos (IEEE_DATA (abfd)); |
252b5132 RH |
1487 | if (bfd_seek (abfd, buffer_offset, SEEK_SET) != 0) |
1488 | goto error_return; | |
c4920b97 | 1489 | |
dc810e39 AM |
1490 | /* Again ignore return value of bfd_bread. */ |
1491 | bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); | |
252b5132 RH |
1492 | ieee->h.first_byte = buffer; |
1493 | ieee->h.input_p = buffer; | |
1494 | } | |
1495 | } | |
1496 | ||
dc810e39 AM |
1497 | amt = ieee->element_count; |
1498 | amt *= sizeof *ieee->elements; | |
1499 | ieee->elements = (ieee_ar_obstack_type *) bfd_alloc (abfd, amt); | |
252b5132 RH |
1500 | if (ieee->elements == NULL) |
1501 | goto error_return; | |
c4920b97 | 1502 | |
dc810e39 | 1503 | memcpy (ieee->elements, elts, (size_t) amt); |
252b5132 RH |
1504 | free (elts); |
1505 | elts = NULL; | |
1506 | ||
c4920b97 | 1507 | /* Now scan the area again, and replace BB offsets with file offsets. */ |
252b5132 RH |
1508 | for (i = 2; i < ieee->element_count; i++) |
1509 | { | |
1510 | if (bfd_seek (abfd, ieee->elements[i].file_offset, SEEK_SET) != 0) | |
1511 | goto error_return; | |
c4920b97 | 1512 | |
dc810e39 AM |
1513 | /* Again ignore return value of bfd_bread. */ |
1514 | bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); | |
252b5132 RH |
1515 | ieee->h.first_byte = buffer; |
1516 | ieee->h.input_p = buffer; | |
1517 | ||
c4920b97 NC |
1518 | next_byte (&(ieee->h)); /* Drop F8. */ |
1519 | next_byte (&(ieee->h)); /* Drop 14. */ | |
1520 | must_parse_int (&(ieee->h)); /* Drop size of block. */ | |
dc810e39 | 1521 | |
252b5132 | 1522 | if (must_parse_int (&(ieee->h)) != 0) |
c4920b97 NC |
1523 | /* This object has been deleted. */ |
1524 | ieee->elements[i].file_offset = 0; | |
252b5132 | 1525 | else |
c4920b97 | 1526 | ieee->elements[i].file_offset = must_parse_int (&(ieee->h)); |
252b5132 RH |
1527 | } |
1528 | ||
1529 | /* abfd->has_armap = ;*/ | |
1530 | ||
1531 | return abfd->xvec; | |
1532 | ||
911c6dae | 1533 | got_wrong_format_error: |
c4920b97 NC |
1534 | bfd_release (abfd, ieee); |
1535 | abfd->tdata.ieee_ar_data = save; | |
911c6dae | 1536 | bfd_set_error (bfd_error_wrong_format); |
c4920b97 | 1537 | |
252b5132 RH |
1538 | error_return: |
1539 | if (elts != NULL) | |
1540 | free (elts); | |
c4920b97 | 1541 | |
252b5132 RH |
1542 | return NULL; |
1543 | } | |
1544 | ||
252b5132 RH |
1545 | const bfd_target * |
1546 | ieee_object_p (abfd) | |
1547 | bfd *abfd; | |
1548 | { | |
1549 | char *processor; | |
1550 | unsigned int part; | |
1551 | ieee_data_type *ieee; | |
1552 | unsigned char buffer[300]; | |
1553 | ieee_data_type *save = IEEE_DATA (abfd); | |
dc810e39 | 1554 | bfd_size_type amt; |
252b5132 RH |
1555 | |
1556 | abfd->tdata.ieee_data = 0; | |
1557 | ieee_mkobject (abfd); | |
1558 | ||
1559 | ieee = IEEE_DATA (abfd); | |
1560 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) | |
1561 | goto fail; | |
47fda0d3 | 1562 | /* Read the first few bytes in to see if it makes sense. Ignore |
dc810e39 AM |
1563 | bfd_bread return value; The file might be very small. */ |
1564 | bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); | |
252b5132 RH |
1565 | |
1566 | ieee->h.input_p = buffer; | |
1567 | if (this_byte_and_next (&(ieee->h)) != Module_Beginning) | |
1568 | goto got_wrong_format; | |
1569 | ||
1570 | ieee->read_symbols = false; | |
1571 | ieee->read_data = false; | |
1572 | ieee->section_count = 0; | |
1573 | ieee->external_symbol_max_index = 0; | |
1574 | ieee->external_symbol_min_index = IEEE_PUBLIC_BASE; | |
1575 | ieee->external_reference_min_index = IEEE_REFERENCE_BASE; | |
1576 | ieee->external_reference_max_index = 0; | |
1577 | ieee->h.abfd = abfd; | |
1578 | ieee->section_table = NULL; | |
1579 | ieee->section_table_size = 0; | |
1580 | ||
1581 | processor = ieee->mb.processor = read_id (&(ieee->h)); | |
1582 | if (strcmp (processor, "LIBRARY") == 0) | |
1583 | goto got_wrong_format; | |
1584 | ieee->mb.module_name = read_id (&(ieee->h)); | |
47fda0d3 | 1585 | if (abfd->filename == (const char *) NULL) |
252b5132 RH |
1586 | { |
1587 | abfd->filename = ieee->mb.module_name; | |
1588 | } | |
1589 | /* Determine the architecture and machine type of the object file. | |
1590 | */ | |
1591 | { | |
1592 | const bfd_arch_info_type *arch; | |
1593 | char family[10]; | |
1594 | ||
1595 | /* IEEE does not specify the format of the processor identificaton | |
1596 | string, so the compiler is free to put in it whatever it wants. | |
1597 | We try here to recognize different processors belonging to the | |
1598 | m68k family. Code for other processors can be added here. */ | |
1599 | if ((processor[0] == '6') && (processor[1] == '8')) | |
1600 | { | |
1601 | if (processor[2] == '3') /* 683xx integrated processors */ | |
1602 | { | |
1603 | switch (processor[3]) | |
1604 | { | |
1605 | case '0': /* 68302, 68306, 68307 */ | |
1606 | case '2': /* 68322, 68328 */ | |
1607 | case '5': /* 68356 */ | |
1608 | strcpy (family, "68000"); /* MC68000-based controllers */ | |
1609 | break; | |
1610 | ||
1611 | case '3': /* 68330, 68331, 68332, 68333, | |
1612 | 68334, 68335, 68336, 68338 */ | |
1613 | case '6': /* 68360 */ | |
1614 | case '7': /* 68376 */ | |
1615 | strcpy (family, "68332"); /* CPU32 and CPU32+ */ | |
1616 | break; | |
1617 | ||
1618 | case '4': | |
1619 | if (processor[4] == '9') /* 68349 */ | |
1620 | strcpy (family, "68030"); /* CPU030 */ | |
1621 | else /* 68340, 68341 */ | |
1622 | strcpy (family, "68332"); /* CPU32 and CPU32+ */ | |
1623 | break; | |
1624 | ||
1625 | default: /* Does not exist yet */ | |
1626 | strcpy (family, "68332"); /* Guess it will be CPU32 */ | |
1627 | } | |
1628 | } | |
1629 | else if (toupper (processor[3]) == 'F') /* 68F333 */ | |
1630 | strcpy (family, "68332"); /* CPU32 */ | |
1631 | else if ((toupper (processor[3]) == 'C') /* Embedded controllers */ | |
1632 | && ((toupper (processor[2]) == 'E') | |
1633 | || (toupper (processor[2]) == 'H') | |
1634 | || (toupper (processor[2]) == 'L'))) | |
1635 | { | |
1636 | strcpy (family, "68"); | |
1637 | strncat (family, processor + 4, 7); | |
1638 | family[9] = '\0'; | |
1639 | } | |
1640 | else /* "Regular" processors */ | |
1641 | { | |
1642 | strncpy (family, processor, 9); | |
1643 | family[9] = '\0'; | |
1644 | } | |
1645 | } | |
1646 | else if ((strncmp (processor, "cpu32", 5) == 0) /* CPU32 and CPU32+ */ | |
1647 | || (strncmp (processor, "CPU32", 5) == 0)) | |
1648 | strcpy (family, "68332"); | |
1649 | else | |
1650 | { | |
1651 | strncpy (family, processor, 9); | |
1652 | family[9] = '\0'; | |
1653 | } | |
1654 | ||
1655 | arch = bfd_scan_arch (family); | |
1656 | if (arch == 0) | |
1657 | goto got_wrong_format; | |
1658 | abfd->arch_info = arch; | |
1659 | } | |
1660 | ||
1661 | if (this_byte (&(ieee->h)) != (int) ieee_address_descriptor_enum) | |
1662 | { | |
1663 | goto fail; | |
1664 | } | |
1665 | next_byte (&(ieee->h)); | |
1666 | ||
1667 | if (parse_int (&(ieee->h), &ieee->ad.number_of_bits_mau) == false) | |
1668 | { | |
1669 | goto fail; | |
1670 | } | |
1671 | if (parse_int (&(ieee->h), &ieee->ad.number_of_maus_in_address) == false) | |
1672 | { | |
1673 | goto fail; | |
1674 | } | |
1675 | ||
1676 | /* If there is a byte order info, take it */ | |
1677 | if (this_byte (&(ieee->h)) == (int) ieee_variable_L_enum || | |
1678 | this_byte (&(ieee->h)) == (int) ieee_variable_M_enum) | |
1679 | next_byte (&(ieee->h)); | |
1680 | ||
1681 | for (part = 0; part < N_W_VARIABLES; part++) | |
1682 | { | |
1683 | boolean ok; | |
1684 | if (read_2bytes (&(ieee->h)) != (int) ieee_assign_value_to_variable_enum) | |
1685 | { | |
1686 | goto fail; | |
1687 | } | |
1688 | if (this_byte_and_next (&(ieee->h)) != part) | |
1689 | { | |
1690 | goto fail; | |
1691 | } | |
1692 | ||
1693 | ieee->w.offset[part] = parse_i (&(ieee->h), &ok); | |
1694 | if (ok == false) | |
1695 | { | |
1696 | goto fail; | |
1697 | } | |
1698 | ||
1699 | } | |
1700 | ||
1701 | if (ieee->w.r.external_part != 0) | |
1702 | abfd->flags = HAS_SYMS; | |
1703 | ||
1704 | /* By now we know that this is a real IEEE file, we're going to read | |
1705 | the whole thing into memory so that we can run up and down it | |
1706 | quickly. We can work out how big the file is from the trailer | |
1707 | record */ | |
1708 | ||
dc810e39 | 1709 | amt = ieee->w.r.me_record + 1; |
252b5132 | 1710 | IEEE_DATA (abfd)->h.first_byte = |
dc810e39 | 1711 | (unsigned char *) bfd_alloc (ieee->h.abfd, amt); |
252b5132 RH |
1712 | if (!IEEE_DATA (abfd)->h.first_byte) |
1713 | goto fail; | |
1714 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) | |
1715 | goto fail; | |
1716 | /* FIXME: Check return value. I'm not sure whether it needs to read | |
1717 | the entire buffer or not. */ | |
dc810e39 AM |
1718 | bfd_bread ((PTR) (IEEE_DATA (abfd)->h.first_byte), |
1719 | (bfd_size_type) ieee->w.r.me_record + 1, abfd); | |
252b5132 RH |
1720 | |
1721 | ieee_slurp_sections (abfd); | |
1722 | ||
1723 | if (! ieee_slurp_debug (abfd)) | |
1724 | goto fail; | |
1725 | ||
1726 | /* Parse section data to activate file and section flags implied by | |
1727 | section contents. */ | |
1728 | ||
1729 | if (! ieee_slurp_section_data (abfd)) | |
1730 | goto fail; | |
dc810e39 | 1731 | |
252b5132 RH |
1732 | return abfd->xvec; |
1733 | got_wrong_format: | |
1734 | bfd_set_error (bfd_error_wrong_format); | |
1735 | fail: | |
1736 | (void) bfd_release (abfd, ieee); | |
1737 | abfd->tdata.ieee_data = save; | |
1738 | return (const bfd_target *) NULL; | |
1739 | } | |
1740 | ||
47fda0d3 | 1741 | static void |
252b5132 | 1742 | ieee_get_symbol_info (ignore_abfd, symbol, ret) |
5f771d47 | 1743 | bfd *ignore_abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
1744 | asymbol *symbol; |
1745 | symbol_info *ret; | |
1746 | { | |
1747 | bfd_symbol_info (symbol, ret); | |
1748 | if (symbol->name[0] == ' ') | |
1749 | ret->name = "* empty table entry "; | |
1750 | if (!symbol->section) | |
1751 | ret->type = (symbol->flags & BSF_LOCAL) ? 'a' : 'A'; | |
1752 | } | |
1753 | ||
47fda0d3 | 1754 | static void |
60b89a18 L |
1755 | ieee_print_symbol (abfd, afile, symbol, how) |
1756 | bfd *abfd; | |
252b5132 RH |
1757 | PTR afile; |
1758 | asymbol *symbol; | |
1759 | bfd_print_symbol_type how; | |
1760 | { | |
1761 | FILE *file = (FILE *) afile; | |
1762 | ||
1763 | switch (how) | |
1764 | { | |
1765 | case bfd_print_symbol_name: | |
1766 | fprintf (file, "%s", symbol->name); | |
1767 | break; | |
1768 | case bfd_print_symbol_more: | |
1769 | #if 0 | |
1770 | fprintf (file, "%4x %2x", aout_symbol (symbol)->desc & 0xffff, | |
1771 | aout_symbol (symbol)->other & 0xff); | |
1772 | #endif | |
1773 | BFD_FAIL (); | |
1774 | break; | |
1775 | case bfd_print_symbol_all: | |
1776 | { | |
1777 | const char *section_name = | |
1778 | (symbol->section == (asection *) NULL | |
1779 | ? "*abs" | |
1780 | : symbol->section->name); | |
1781 | if (symbol->name[0] == ' ') | |
1782 | { | |
1783 | fprintf (file, "* empty table entry "); | |
1784 | } | |
1785 | else | |
1786 | { | |
60b89a18 | 1787 | bfd_print_symbol_vandf (abfd, (PTR) file, symbol); |
252b5132 RH |
1788 | |
1789 | fprintf (file, " %-5s %04x %02x %s", | |
1790 | section_name, | |
1791 | (unsigned) ieee_symbol (symbol)->index, | |
1792 | (unsigned) 0, | |
1793 | symbol->name); | |
1794 | } | |
1795 | } | |
1796 | break; | |
1797 | } | |
1798 | } | |
1799 | ||
1800 | static boolean | |
1801 | do_one (ieee, current_map, location_ptr, s, iterations) | |
1802 | ieee_data_type *ieee; | |
1803 | ieee_per_section_type *current_map; | |
1804 | unsigned char *location_ptr; | |
1805 | asection *s; | |
1806 | int iterations; | |
1807 | { | |
1808 | switch (this_byte (&(ieee->h))) | |
1809 | { | |
1810 | case ieee_load_constant_bytes_enum: | |
1811 | { | |
1812 | unsigned int number_of_maus; | |
1813 | unsigned int i; | |
1814 | next_byte (&(ieee->h)); | |
1815 | number_of_maus = must_parse_int (&(ieee->h)); | |
1816 | ||
1817 | for (i = 0; i < number_of_maus; i++) | |
1818 | { | |
1819 | location_ptr[current_map->pc++] = this_byte (&(ieee->h)); | |
1820 | next_byte (&(ieee->h)); | |
1821 | } | |
1822 | } | |
1823 | break; | |
1824 | ||
1825 | case ieee_load_with_relocation_enum: | |
1826 | { | |
1827 | boolean loop = true; | |
1828 | next_byte (&(ieee->h)); | |
1829 | while (loop) | |
1830 | { | |
1831 | switch (this_byte (&(ieee->h))) | |
1832 | { | |
1833 | case ieee_variable_R_enum: | |
1834 | ||
1835 | case ieee_function_signed_open_b_enum: | |
1836 | case ieee_function_unsigned_open_b_enum: | |
1837 | case ieee_function_either_open_b_enum: | |
1838 | { | |
1839 | unsigned int extra = 4; | |
1840 | boolean pcrel = false; | |
1841 | asection *section; | |
dc810e39 AM |
1842 | ieee_reloc_type *r; |
1843 | bfd_size_type amt = sizeof (ieee_reloc_type); | |
1844 | ||
1845 | r = (ieee_reloc_type *) bfd_alloc (ieee->h.abfd, amt); | |
252b5132 RH |
1846 | if (!r) |
1847 | return false; | |
1848 | ||
1849 | *(current_map->reloc_tail_ptr) = r; | |
1850 | current_map->reloc_tail_ptr = &r->next; | |
1851 | r->next = (ieee_reloc_type *) NULL; | |
1852 | next_byte (&(ieee->h)); | |
1853 | /* abort();*/ | |
1854 | r->relent.sym_ptr_ptr = 0; | |
1855 | parse_expression (ieee, | |
1856 | &r->relent.addend, | |
1857 | &r->symbol, | |
1858 | &pcrel, &extra, §ion); | |
1859 | r->relent.address = current_map->pc; | |
1860 | s->flags |= SEC_RELOC; | |
1861 | s->owner->flags |= HAS_RELOC; | |
1862 | s->reloc_count++; | |
1863 | if (r->relent.sym_ptr_ptr == NULL && section != NULL) | |
1864 | r->relent.sym_ptr_ptr = section->symbol_ptr_ptr; | |
1865 | ||
1866 | if (this_byte (&(ieee->h)) == (int) ieee_comma) | |
1867 | { | |
1868 | next_byte (&(ieee->h)); | |
1869 | /* Fetch number of bytes to pad */ | |
1870 | extra = must_parse_int (&(ieee->h)); | |
1871 | }; | |
1872 | ||
1873 | switch (this_byte (&(ieee->h))) | |
1874 | { | |
1875 | case ieee_function_signed_close_b_enum: | |
1876 | next_byte (&(ieee->h)); | |
1877 | break; | |
1878 | case ieee_function_unsigned_close_b_enum: | |
1879 | next_byte (&(ieee->h)); | |
1880 | break; | |
1881 | case ieee_function_either_close_b_enum: | |
1882 | next_byte (&(ieee->h)); | |
1883 | break; | |
1884 | default: | |
1885 | break; | |
1886 | } | |
1887 | /* Build a relocation entry for this type */ | |
1888 | /* If pc rel then stick -ve pc into instruction | |
1889 | and take out of reloc .. | |
1890 | ||
1891 | I've changed this. It's all too complicated. I | |
1892 | keep 0 in the instruction now. */ | |
1893 | ||
1894 | switch (extra) | |
1895 | { | |
1896 | case 0: | |
1897 | case 4: | |
1898 | ||
1899 | if (pcrel == true) | |
1900 | { | |
1901 | #if KEEPMINUSPCININST | |
dc810e39 AM |
1902 | bfd_put_32 (ieee->h.abfd, -current_map->pc, |
1903 | location_ptr + current_map->pc); | |
252b5132 | 1904 | r->relent.howto = &rel32_howto; |
dc810e39 | 1905 | r->relent.addend -= current_map->pc; |
252b5132 | 1906 | #else |
dc810e39 | 1907 | bfd_put_32 (ieee->h.abfd, (bfd_vma) 0, location_ptr + |
252b5132 RH |
1908 | current_map->pc); |
1909 | r->relent.howto = &rel32_howto; | |
1910 | #endif | |
1911 | } | |
1912 | else | |
1913 | { | |
dc810e39 AM |
1914 | bfd_put_32 (ieee->h.abfd, (bfd_vma) 0, |
1915 | location_ptr + current_map->pc); | |
252b5132 RH |
1916 | r->relent.howto = &abs32_howto; |
1917 | } | |
1918 | current_map->pc += 4; | |
1919 | break; | |
1920 | case 2: | |
1921 | if (pcrel == true) | |
1922 | { | |
1923 | #if KEEPMINUSPCININST | |
dc810e39 AM |
1924 | bfd_put_16 (ieee->h.abfd, (bfd_vma) -current_map->pc, |
1925 | location_ptr + current_map->pc); | |
252b5132 RH |
1926 | r->relent.addend -= current_map->pc; |
1927 | r->relent.howto = &rel16_howto; | |
1928 | #else | |
1929 | ||
dc810e39 AM |
1930 | bfd_put_16 (ieee->h.abfd, (bfd_vma) 0, |
1931 | location_ptr + current_map->pc); | |
252b5132 RH |
1932 | r->relent.howto = &rel16_howto; |
1933 | #endif | |
1934 | } | |
1935 | ||
1936 | else | |
1937 | { | |
dc810e39 AM |
1938 | bfd_put_16 (ieee->h.abfd, (bfd_vma) 0, |
1939 | location_ptr + current_map->pc); | |
252b5132 RH |
1940 | r->relent.howto = &abs16_howto; |
1941 | } | |
1942 | current_map->pc += 2; | |
1943 | break; | |
1944 | case 1: | |
1945 | if (pcrel == true) | |
1946 | { | |
1947 | #if KEEPMINUSPCININST | |
1948 | bfd_put_8 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc); | |
1949 | r->relent.addend -= current_map->pc; | |
1950 | r->relent.howto = &rel8_howto; | |
1951 | #else | |
1952 | bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc); | |
1953 | r->relent.howto = &rel8_howto; | |
1954 | #endif | |
1955 | } | |
1956 | else | |
1957 | { | |
1958 | bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc); | |
1959 | r->relent.howto = &abs8_howto; | |
1960 | } | |
1961 | current_map->pc += 1; | |
1962 | break; | |
1963 | ||
1964 | default: | |
1965 | BFD_FAIL (); | |
1966 | return false; | |
1967 | } | |
1968 | } | |
1969 | break; | |
1970 | default: | |
1971 | { | |
1972 | bfd_vma this_size; | |
1973 | if (parse_int (&(ieee->h), &this_size) == true) | |
1974 | { | |
1975 | unsigned int i; | |
1976 | for (i = 0; i < this_size; i++) | |
1977 | { | |
1978 | location_ptr[current_map->pc++] = this_byte (&(ieee->h)); | |
1979 | next_byte (&(ieee->h)); | |
1980 | } | |
1981 | } | |
1982 | else | |
1983 | { | |
1984 | loop = false; | |
1985 | } | |
1986 | } | |
1987 | } | |
1988 | ||
1989 | /* Prevent more than the first load-item of an LR record | |
1990 | from being repeated (MRI convention). */ | |
1991 | if (iterations != 1) | |
1992 | loop = false; | |
1993 | } | |
1994 | } | |
1995 | } | |
1996 | return true; | |
1997 | } | |
1998 | ||
1999 | /* Read in all the section data and relocation stuff too */ | |
2000 | static boolean | |
2001 | ieee_slurp_section_data (abfd) | |
2002 | bfd *abfd; | |
2003 | { | |
2004 | bfd_byte *location_ptr = (bfd_byte *) NULL; | |
2005 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
2006 | unsigned int section_number; | |
2007 | ||
2008 | ieee_per_section_type *current_map = (ieee_per_section_type *) NULL; | |
2009 | asection *s; | |
2010 | /* Seek to the start of the data area */ | |
2011 | if (ieee->read_data == true) | |
2012 | return true; | |
2013 | ieee->read_data = true; | |
47fda0d3 | 2014 | ieee_seek (ieee, ieee->w.r.data_part); |
252b5132 RH |
2015 | |
2016 | /* Allocate enough space for all the section contents */ | |
2017 | ||
2018 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
2019 | { | |
2020 | ieee_per_section_type *per = (ieee_per_section_type *) s->used_by_bfd; | |
2021 | if ((s->flags & SEC_DEBUGGING) != 0) | |
2022 | continue; | |
2023 | per->data = (bfd_byte *) bfd_alloc (ieee->h.abfd, s->_raw_size); | |
2024 | if (!per->data) | |
2025 | return false; | |
2026 | /*SUPPRESS 68*/ | |
2027 | per->reloc_tail_ptr = | |
2028 | (ieee_reloc_type **) & (s->relocation); | |
2029 | } | |
2030 | ||
2031 | while (true) | |
2032 | { | |
2033 | switch (this_byte (&(ieee->h))) | |
2034 | { | |
2035 | /* IF we see anything strange then quit */ | |
2036 | default: | |
2037 | return true; | |
2038 | ||
2039 | case ieee_set_current_section_enum: | |
2040 | next_byte (&(ieee->h)); | |
2041 | section_number = must_parse_int (&(ieee->h)); | |
2042 | s = ieee->section_table[section_number]; | |
2043 | s->flags |= SEC_LOAD | SEC_HAS_CONTENTS; | |
2044 | current_map = (ieee_per_section_type *) s->used_by_bfd; | |
2045 | location_ptr = current_map->data - s->vma; | |
2046 | /* The document I have says that Microtec's compilers reset */ | |
2047 | /* this after a sec section, even though the standard says not */ | |
2048 | /* to. SO .. */ | |
2049 | current_map->pc = s->vma; | |
2050 | break; | |
2051 | ||
2052 | case ieee_e2_first_byte_enum: | |
2053 | next_byte (&(ieee->h)); | |
2054 | switch (this_byte (&(ieee->h))) | |
2055 | { | |
2056 | case ieee_set_current_pc_enum & 0xff: | |
2057 | { | |
2058 | bfd_vma value; | |
2059 | ieee_symbol_index_type symbol; | |
2060 | unsigned int extra; | |
2061 | boolean pcrel; | |
2062 | next_byte (&(ieee->h)); | |
47fda0d3 | 2063 | must_parse_int (&(ieee->h)); /* Throw away section #*/ |
252b5132 RH |
2064 | parse_expression (ieee, &value, |
2065 | &symbol, | |
2066 | &pcrel, &extra, | |
2067 | 0); | |
2068 | current_map->pc = value; | |
2069 | BFD_ASSERT ((unsigned) (value - s->vma) <= s->_raw_size); | |
2070 | } | |
2071 | break; | |
2072 | ||
2073 | case ieee_value_starting_address_enum & 0xff: | |
2074 | next_byte (&(ieee->h)); | |
2075 | if (this_byte (&(ieee->h)) == ieee_function_either_open_b_enum) | |
2076 | next_byte (&(ieee->h)); | |
2077 | abfd->start_address = must_parse_int (&(ieee->h)); | |
2078 | /* We've got to the end of the data now - */ | |
2079 | return true; | |
2080 | default: | |
2081 | BFD_FAIL (); | |
2082 | return false; | |
2083 | } | |
2084 | break; | |
2085 | case ieee_repeat_data_enum: | |
2086 | { | |
2087 | /* Repeat the following LD or LR n times - we do this by | |
2088 | remembering the stream pointer before running it and | |
2089 | resetting it and running it n times. We special case | |
2090 | the repetition of a repeat_data/load_constant | |
2091 | */ | |
2092 | ||
2093 | unsigned int iterations; | |
2094 | unsigned char *start; | |
2095 | next_byte (&(ieee->h)); | |
2096 | iterations = must_parse_int (&(ieee->h)); | |
2097 | start = ieee->h.input_p; | |
2098 | if (start[0] == (int) ieee_load_constant_bytes_enum && | |
2099 | start[1] == 1) | |
2100 | { | |
2101 | while (iterations != 0) | |
2102 | { | |
2103 | location_ptr[current_map->pc++] = start[2]; | |
2104 | iterations--; | |
2105 | } | |
2106 | next_byte (&(ieee->h)); | |
2107 | next_byte (&(ieee->h)); | |
2108 | next_byte (&(ieee->h)); | |
2109 | } | |
2110 | else | |
2111 | { | |
2112 | while (iterations != 0) | |
2113 | { | |
2114 | ieee->h.input_p = start; | |
2115 | if (!do_one (ieee, current_map, location_ptr, s, | |
dc810e39 | 2116 | (int) iterations)) |
252b5132 RH |
2117 | return false; |
2118 | iterations--; | |
2119 | } | |
2120 | } | |
2121 | } | |
2122 | break; | |
2123 | case ieee_load_constant_bytes_enum: | |
2124 | case ieee_load_with_relocation_enum: | |
2125 | { | |
2126 | if (!do_one (ieee, current_map, location_ptr, s, 1)) | |
2127 | return false; | |
2128 | } | |
2129 | } | |
2130 | } | |
2131 | } | |
2132 | ||
47fda0d3 | 2133 | static boolean |
252b5132 RH |
2134 | ieee_new_section_hook (abfd, newsect) |
2135 | bfd *abfd; | |
2136 | asection *newsect; | |
2137 | { | |
2138 | newsect->used_by_bfd = (PTR) | |
dc810e39 | 2139 | bfd_alloc (abfd, (bfd_size_type) sizeof (ieee_per_section_type)); |
252b5132 RH |
2140 | if (!newsect->used_by_bfd) |
2141 | return false; | |
2142 | ieee_per_section (newsect)->data = (bfd_byte *) NULL; | |
2143 | ieee_per_section (newsect)->section = newsect; | |
2144 | return true; | |
2145 | } | |
2146 | ||
47fda0d3 | 2147 | static long |
252b5132 RH |
2148 | ieee_get_reloc_upper_bound (abfd, asect) |
2149 | bfd *abfd; | |
2150 | sec_ptr asect; | |
2151 | { | |
2152 | if ((asect->flags & SEC_DEBUGGING) != 0) | |
2153 | return 0; | |
2154 | if (! ieee_slurp_section_data (abfd)) | |
2155 | return -1; | |
2156 | return (asect->reloc_count + 1) * sizeof (arelent *); | |
2157 | } | |
2158 | ||
2159 | static boolean | |
2160 | ieee_get_section_contents (abfd, section, location, offset, count) | |
2161 | bfd *abfd; | |
2162 | sec_ptr section; | |
2163 | PTR location; | |
2164 | file_ptr offset; | |
2165 | bfd_size_type count; | |
2166 | { | |
2167 | ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd; | |
2168 | if ((section->flags & SEC_DEBUGGING) != 0) | |
2169 | return _bfd_generic_get_section_contents (abfd, section, location, | |
2170 | offset, count); | |
2171 | ieee_slurp_section_data (abfd); | |
2172 | (void) memcpy ((PTR) location, (PTR) (p->data + offset), (unsigned) count); | |
2173 | return true; | |
2174 | } | |
2175 | ||
47fda0d3 | 2176 | static long |
252b5132 RH |
2177 | ieee_canonicalize_reloc (abfd, section, relptr, symbols) |
2178 | bfd *abfd; | |
2179 | sec_ptr section; | |
2180 | arelent **relptr; | |
2181 | asymbol **symbols; | |
2182 | { | |
2183 | /* ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;*/ | |
2184 | ieee_reloc_type *src = (ieee_reloc_type *) (section->relocation); | |
2185 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
2186 | ||
2187 | if ((section->flags & SEC_DEBUGGING) != 0) | |
2188 | return 0; | |
2189 | ||
2190 | while (src != (ieee_reloc_type *) NULL) | |
2191 | { | |
2192 | /* Work out which symbol to attach it this reloc to */ | |
2193 | switch (src->symbol.letter) | |
2194 | { | |
2195 | case 'I': | |
2196 | src->relent.sym_ptr_ptr = | |
2197 | symbols + src->symbol.index + ieee->external_symbol_base_offset; | |
2198 | break; | |
2199 | case 'X': | |
2200 | src->relent.sym_ptr_ptr = | |
2201 | symbols + src->symbol.index + ieee->external_reference_base_offset; | |
2202 | break; | |
2203 | case 0: | |
2204 | if (src->relent.sym_ptr_ptr != NULL) | |
2205 | src->relent.sym_ptr_ptr = | |
2206 | src->relent.sym_ptr_ptr[0]->section->symbol_ptr_ptr; | |
2207 | break; | |
2208 | default: | |
2209 | ||
2210 | BFD_FAIL (); | |
2211 | } | |
2212 | *relptr++ = &src->relent; | |
2213 | src = src->next; | |
2214 | } | |
2215 | *relptr = (arelent *) NULL; | |
2216 | return section->reloc_count; | |
2217 | } | |
2218 | ||
2219 | static int | |
2220 | comp (ap, bp) | |
47fda0d3 AM |
2221 | const PTR ap; |
2222 | const PTR bp; | |
252b5132 RH |
2223 | { |
2224 | arelent *a = *((arelent **) ap); | |
2225 | arelent *b = *((arelent **) bp); | |
2226 | return a->address - b->address; | |
2227 | } | |
2228 | ||
2229 | /* Write the section headers. */ | |
2230 | ||
2231 | static boolean | |
2232 | ieee_write_section_part (abfd) | |
2233 | bfd *abfd; | |
2234 | { | |
2235 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
2236 | asection *s; | |
2237 | ieee->w.r.section_part = bfd_tell (abfd); | |
2238 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
2239 | { | |
2240 | if (! bfd_is_abs_section (s) | |
2241 | && (s->flags & SEC_DEBUGGING) == 0) | |
2242 | { | |
2243 | if (! ieee_write_byte (abfd, ieee_section_type_enum) | |
2244 | || ! ieee_write_byte (abfd, | |
2245 | (bfd_byte) (s->index | |
2246 | + IEEE_SECTION_NUMBER_BASE))) | |
2247 | return false; | |
2248 | ||
2249 | if (abfd->flags & EXEC_P) | |
2250 | { | |
2251 | /* This image is executable, so output absolute sections */ | |
2252 | if (! ieee_write_byte (abfd, ieee_variable_A_enum) | |
2253 | || ! ieee_write_byte (abfd, ieee_variable_S_enum)) | |
2254 | return false; | |
2255 | } | |
2256 | else | |
2257 | { | |
2258 | if (! ieee_write_byte (abfd, ieee_variable_C_enum)) | |
2259 | return false; | |
2260 | } | |
2261 | ||
2262 | switch (s->flags & (SEC_CODE | SEC_DATA | SEC_ROM)) | |
2263 | { | |
2264 | case SEC_CODE | SEC_LOAD: | |
2265 | case SEC_CODE: | |
2266 | if (! ieee_write_byte (abfd, ieee_variable_P_enum)) | |
2267 | return false; | |
2268 | break; | |
2269 | case SEC_DATA: | |
2270 | default: | |
2271 | if (! ieee_write_byte (abfd, ieee_variable_D_enum)) | |
2272 | return false; | |
2273 | break; | |
2274 | case SEC_ROM: | |
2275 | case SEC_ROM | SEC_DATA: | |
2276 | case SEC_ROM | SEC_LOAD: | |
2277 | case SEC_ROM | SEC_DATA | SEC_LOAD: | |
2278 | if (! ieee_write_byte (abfd, ieee_variable_R_enum)) | |
2279 | return false; | |
2280 | } | |
2281 | ||
2282 | ||
2283 | if (! ieee_write_id (abfd, s->name)) | |
2284 | return false; | |
2285 | #if 0 | |
2286 | ieee_write_int (abfd, 0); /* Parent */ | |
2287 | ieee_write_int (abfd, 0); /* Brother */ | |
2288 | ieee_write_int (abfd, 0); /* Context */ | |
2289 | #endif | |
2290 | /* Alignment */ | |
2291 | if (! ieee_write_byte (abfd, ieee_section_alignment_enum) | |
2292 | || ! ieee_write_byte (abfd, | |
2293 | (bfd_byte) (s->index | |
2294 | + IEEE_SECTION_NUMBER_BASE)) | |
dc810e39 | 2295 | || ! ieee_write_int (abfd, (bfd_vma) 1 << s->alignment_power)) |
252b5132 RH |
2296 | return false; |
2297 | ||
2298 | /* Size */ | |
2299 | if (! ieee_write_2bytes (abfd, ieee_section_size_enum) | |
2300 | || ! ieee_write_byte (abfd, | |
2301 | (bfd_byte) (s->index | |
2302 | + IEEE_SECTION_NUMBER_BASE)) | |
2303 | || ! ieee_write_int (abfd, s->_raw_size)) | |
2304 | return false; | |
2305 | if (abfd->flags & EXEC_P) | |
2306 | { | |
2307 | /* Relocateable sections don't have asl records */ | |
2308 | /* Vma */ | |
2309 | if (! ieee_write_2bytes (abfd, ieee_section_base_address_enum) | |
2310 | || ! ieee_write_byte (abfd, | |
2311 | ((bfd_byte) | |
2312 | (s->index | |
2313 | + IEEE_SECTION_NUMBER_BASE))) | |
2314 | || ! ieee_write_int (abfd, s->lma)) | |
2315 | return false; | |
2316 | } | |
2317 | } | |
2318 | } | |
2319 | ||
2320 | return true; | |
2321 | } | |
2322 | ||
2323 | ||
2324 | static boolean | |
2325 | do_with_relocs (abfd, s) | |
2326 | bfd *abfd; | |
2327 | asection *s; | |
2328 | { | |
2329 | unsigned int number_of_maus_in_address = | |
2330 | bfd_arch_bits_per_address (abfd) / bfd_arch_bits_per_byte (abfd); | |
2331 | unsigned int relocs_to_go = s->reloc_count; | |
2332 | bfd_byte *stream = ieee_per_section (s)->data; | |
2333 | arelent **p = s->orelocation; | |
2334 | bfd_size_type current_byte_index = 0; | |
2335 | ||
2336 | qsort (s->orelocation, | |
2337 | relocs_to_go, | |
2338 | sizeof (arelent **), | |
2339 | comp); | |
2340 | ||
2341 | /* Output the section preheader */ | |
2342 | if (! ieee_write_byte (abfd, ieee_set_current_section_enum) | |
2343 | || ! ieee_write_byte (abfd, | |
2344 | (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE)) | |
2345 | || ! ieee_write_2bytes (abfd, ieee_set_current_pc_enum) | |
2346 | || ! ieee_write_byte (abfd, | |
2347 | (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE))) | |
2348 | return false; | |
47fda0d3 | 2349 | |
252b5132 RH |
2350 | if ((abfd->flags & EXEC_P) != 0 && relocs_to_go == 0) |
2351 | { | |
2352 | if (! ieee_write_int (abfd, s->lma)) | |
2353 | return false; | |
2354 | } | |
2355 | else | |
2356 | { | |
dc810e39 | 2357 | if (! ieee_write_expression (abfd, (bfd_vma) 0, s->symbol, 0, 0)) |
252b5132 RH |
2358 | return false; |
2359 | } | |
2360 | ||
2361 | if (relocs_to_go == 0) | |
2362 | { | |
2363 | /* If there aren't any relocations then output the load constant | |
2364 | byte opcode rather than the load with relocation opcode */ | |
2365 | ||
2366 | while (current_byte_index < s->_raw_size) | |
2367 | { | |
2368 | bfd_size_type run; | |
2369 | unsigned int MAXRUN = 127; | |
2370 | run = MAXRUN; | |
2371 | if (run > s->_raw_size - current_byte_index) | |
2372 | { | |
2373 | run = s->_raw_size - current_byte_index; | |
2374 | } | |
2375 | ||
2376 | if (run != 0) | |
2377 | { | |
2378 | if (! ieee_write_byte (abfd, ieee_load_constant_bytes_enum)) | |
2379 | return false; | |
2380 | /* Output a stream of bytes */ | |
2381 | if (! ieee_write_int (abfd, run)) | |
2382 | return false; | |
dc810e39 | 2383 | if (bfd_bwrite ((PTR) (stream + current_byte_index), run, abfd) |
252b5132 RH |
2384 | != run) |
2385 | return false; | |
2386 | current_byte_index += run; | |
2387 | } | |
2388 | } | |
2389 | } | |
2390 | else | |
2391 | { | |
2392 | if (! ieee_write_byte (abfd, ieee_load_with_relocation_enum)) | |
2393 | return false; | |
2394 | ||
2395 | /* Output the data stream as the longest sequence of bytes | |
2396 | possible, allowing for the a reasonable packet size and | |
2397 | relocation stuffs. */ | |
2398 | ||
2399 | if ((PTR) stream == (PTR) NULL) | |
2400 | { | |
2401 | /* Outputting a section without data, fill it up */ | |
2402 | stream = (unsigned char *) (bfd_alloc (abfd, s->_raw_size)); | |
2403 | if (!stream) | |
2404 | return false; | |
2405 | memset ((PTR) stream, 0, (size_t) s->_raw_size); | |
2406 | } | |
2407 | while (current_byte_index < s->_raw_size) | |
2408 | { | |
2409 | bfd_size_type run; | |
2410 | unsigned int MAXRUN = 127; | |
2411 | if (relocs_to_go) | |
2412 | { | |
2413 | run = (*p)->address - current_byte_index; | |
2414 | if (run > MAXRUN) | |
2415 | run = MAXRUN; | |
2416 | } | |
2417 | else | |
2418 | { | |
2419 | run = MAXRUN; | |
2420 | } | |
2421 | if (run > s->_raw_size - current_byte_index) | |
2422 | { | |
2423 | run = s->_raw_size - current_byte_index; | |
2424 | } | |
2425 | ||
2426 | if (run != 0) | |
2427 | { | |
2428 | /* Output a stream of bytes */ | |
2429 | if (! ieee_write_int (abfd, run)) | |
2430 | return false; | |
dc810e39 | 2431 | if (bfd_bwrite ((PTR) (stream + current_byte_index), run, abfd) |
252b5132 RH |
2432 | != run) |
2433 | return false; | |
2434 | current_byte_index += run; | |
2435 | } | |
2436 | /* Output any relocations here */ | |
2437 | if (relocs_to_go && (*p) && (*p)->address == current_byte_index) | |
2438 | { | |
2439 | while (relocs_to_go | |
2440 | && (*p) && (*p)->address == current_byte_index) | |
2441 | { | |
2442 | arelent *r = *p; | |
2443 | bfd_signed_vma ov; | |
2444 | ||
2445 | #if 0 | |
2446 | if (r->howto->pc_relative) | |
2447 | { | |
2448 | r->addend += current_byte_index; | |
2449 | } | |
2450 | #endif | |
2451 | ||
2452 | switch (r->howto->size) | |
2453 | { | |
2454 | case 2: | |
2455 | ||
2456 | ov = bfd_get_signed_32 (abfd, | |
2457 | stream + current_byte_index); | |
2458 | current_byte_index += 4; | |
2459 | break; | |
2460 | case 1: | |
2461 | ov = bfd_get_signed_16 (abfd, | |
2462 | stream + current_byte_index); | |
2463 | current_byte_index += 2; | |
2464 | break; | |
2465 | case 0: | |
2466 | ov = bfd_get_signed_8 (abfd, | |
2467 | stream + current_byte_index); | |
2468 | current_byte_index++; | |
2469 | break; | |
2470 | default: | |
2471 | ov = 0; | |
2472 | BFD_FAIL (); | |
2473 | return false; | |
2474 | } | |
2475 | ||
2476 | ov &= r->howto->src_mask; | |
2477 | ||
2478 | if (r->howto->pc_relative | |
2479 | && ! r->howto->pcrel_offset) | |
2480 | ov += r->address; | |
2481 | ||
2482 | if (! ieee_write_byte (abfd, | |
2483 | ieee_function_either_open_b_enum)) | |
2484 | return false; | |
2485 | ||
2486 | /* abort();*/ | |
2487 | ||
2488 | if (r->sym_ptr_ptr != (asymbol **) NULL) | |
2489 | { | |
2490 | if (! ieee_write_expression (abfd, r->addend + ov, | |
2491 | *(r->sym_ptr_ptr), | |
2492 | r->howto->pc_relative, | |
dc810e39 | 2493 | (unsigned) s->index)) |
252b5132 RH |
2494 | return false; |
2495 | } | |
2496 | else | |
2497 | { | |
2498 | if (! ieee_write_expression (abfd, r->addend + ov, | |
2499 | (asymbol *) NULL, | |
2500 | r->howto->pc_relative, | |
dc810e39 | 2501 | (unsigned) s->index)) |
252b5132 RH |
2502 | return false; |
2503 | } | |
2504 | ||
2505 | if (number_of_maus_in_address | |
2506 | != bfd_get_reloc_size (r->howto)) | |
2507 | { | |
dc810e39 AM |
2508 | bfd_vma rsize = bfd_get_reloc_size (r->howto); |
2509 | if (! ieee_write_int (abfd, rsize)) | |
252b5132 RH |
2510 | return false; |
2511 | } | |
2512 | if (! ieee_write_byte (abfd, | |
2513 | ieee_function_either_close_b_enum)) | |
2514 | return false; | |
2515 | ||
2516 | relocs_to_go--; | |
2517 | p++; | |
2518 | } | |
2519 | ||
2520 | } | |
2521 | } | |
2522 | } | |
2523 | ||
2524 | return true; | |
2525 | } | |
2526 | ||
2527 | /* If there are no relocations in the output section then we can be | |
2528 | clever about how we write. We block items up into a max of 127 | |
2529 | bytes. */ | |
2530 | ||
2531 | static boolean | |
2532 | do_as_repeat (abfd, s) | |
2533 | bfd *abfd; | |
2534 | asection *s; | |
2535 | { | |
2536 | if (s->_raw_size) | |
2537 | { | |
2538 | if (! ieee_write_byte (abfd, ieee_set_current_section_enum) | |
2539 | || ! ieee_write_byte (abfd, | |
2540 | (bfd_byte) (s->index | |
2541 | + IEEE_SECTION_NUMBER_BASE)) | |
2542 | || ! ieee_write_byte (abfd, ieee_set_current_pc_enum >> 8) | |
2543 | || ! ieee_write_byte (abfd, ieee_set_current_pc_enum & 0xff) | |
2544 | || ! ieee_write_byte (abfd, | |
2545 | (bfd_byte) (s->index | |
47fda0d3 AM |
2546 | + IEEE_SECTION_NUMBER_BASE))) |
2547 | return false; | |
2548 | ||
2549 | if ((abfd->flags & EXEC_P) != 0) | |
2550 | { | |
2551 | if (! ieee_write_int (abfd, s->lma)) | |
2552 | return false; | |
2553 | } | |
2554 | else | |
2555 | { | |
dc810e39 | 2556 | if (! ieee_write_expression (abfd, (bfd_vma) 0, s->symbol, 0, 0)) |
47fda0d3 AM |
2557 | return false; |
2558 | } | |
2559 | ||
2560 | if (! ieee_write_byte (abfd, ieee_repeat_data_enum) | |
252b5132 RH |
2561 | || ! ieee_write_int (abfd, s->_raw_size) |
2562 | || ! ieee_write_byte (abfd, ieee_load_constant_bytes_enum) | |
2563 | || ! ieee_write_byte (abfd, 1) | |
2564 | || ! ieee_write_byte (abfd, 0)) | |
2565 | return false; | |
2566 | } | |
2567 | ||
2568 | return true; | |
2569 | } | |
2570 | ||
2571 | static boolean | |
2572 | do_without_relocs (abfd, s) | |
2573 | bfd *abfd; | |
2574 | asection *s; | |
2575 | { | |
2576 | bfd_byte *stream = ieee_per_section (s)->data; | |
2577 | ||
2578 | if (stream == 0 || ((s->flags & SEC_LOAD) == 0)) | |
2579 | { | |
2580 | if (! do_as_repeat (abfd, s)) | |
2581 | return false; | |
2582 | } | |
2583 | else | |
2584 | { | |
2585 | unsigned int i; | |
2586 | for (i = 0; i < s->_raw_size; i++) | |
2587 | { | |
2588 | if (stream[i] != 0) | |
2589 | { | |
2590 | if (! do_with_relocs (abfd, s)) | |
2591 | return false; | |
2592 | return true; | |
2593 | } | |
2594 | } | |
2595 | if (! do_as_repeat (abfd, s)) | |
2596 | return false; | |
2597 | } | |
2598 | ||
2599 | return true; | |
2600 | } | |
2601 | ||
2602 | ||
2603 | static unsigned char *output_ptr_start; | |
2604 | static unsigned char *output_ptr; | |
2605 | static unsigned char *output_ptr_end; | |
2606 | static unsigned char *input_ptr_start; | |
2607 | static unsigned char *input_ptr; | |
2608 | static unsigned char *input_ptr_end; | |
2609 | static bfd *input_bfd; | |
2610 | static bfd *output_bfd; | |
2611 | static int output_buffer; | |
2612 | ||
47fda0d3 AM |
2613 | static boolean |
2614 | ieee_mkobject (abfd) | |
2615 | bfd *abfd; | |
2616 | { | |
dc810e39 AM |
2617 | bfd_size_type amt; |
2618 | ||
47fda0d3 AM |
2619 | output_ptr_start = NULL; |
2620 | output_ptr = NULL; | |
2621 | output_ptr_end = NULL; | |
2622 | input_ptr_start = NULL; | |
2623 | input_ptr = NULL; | |
2624 | input_ptr_end = NULL; | |
2625 | input_bfd = NULL; | |
2626 | output_bfd = NULL; | |
2627 | output_buffer = 0; | |
dc810e39 AM |
2628 | amt = sizeof (ieee_data_type); |
2629 | abfd->tdata.ieee_data = (ieee_data_type *) bfd_zalloc (abfd, amt); | |
47fda0d3 AM |
2630 | return abfd->tdata.ieee_data ? true : false; |
2631 | } | |
2632 | ||
252b5132 RH |
2633 | static void |
2634 | fill () | |
2635 | { | |
dc810e39 | 2636 | bfd_size_type amt = input_ptr_end - input_ptr_start; |
252b5132 RH |
2637 | /* FIXME: Check return value. I'm not sure whether it needs to read |
2638 | the entire buffer or not. */ | |
dc810e39 | 2639 | bfd_bread ((PTR) input_ptr_start, amt, input_bfd); |
252b5132 RH |
2640 | input_ptr = input_ptr_start; |
2641 | } | |
47fda0d3 | 2642 | |
252b5132 RH |
2643 | static void |
2644 | flush () | |
2645 | { | |
dc810e39 AM |
2646 | bfd_size_type amt = output_ptr - output_ptr_start; |
2647 | if (bfd_bwrite ((PTR) (output_ptr_start), amt, output_bfd) != amt) | |
252b5132 RH |
2648 | abort (); |
2649 | output_ptr = output_ptr_start; | |
2650 | output_buffer++; | |
2651 | } | |
2652 | ||
2653 | #define THIS() ( *input_ptr ) | |
2654 | #define NEXT() { input_ptr++; if (input_ptr == input_ptr_end) fill(); } | |
2655 | #define OUT(x) { *output_ptr++ = (x); if(output_ptr == output_ptr_end) flush(); } | |
2656 | ||
2657 | static void | |
2658 | write_int (value) | |
2659 | int value; | |
2660 | { | |
2661 | if (value >= 0 && value <= 127) | |
2662 | { | |
2663 | OUT (value); | |
2664 | } | |
2665 | else | |
2666 | { | |
2667 | unsigned int length; | |
2668 | /* How many significant bytes ? */ | |
2669 | /* FIXME FOR LONGER INTS */ | |
2670 | if (value & 0xff000000) | |
2671 | { | |
2672 | length = 4; | |
2673 | } | |
2674 | else if (value & 0x00ff0000) | |
2675 | { | |
2676 | length = 3; | |
2677 | } | |
2678 | else if (value & 0x0000ff00) | |
2679 | { | |
2680 | length = 2; | |
2681 | } | |
2682 | else | |
2683 | length = 1; | |
2684 | ||
2685 | OUT ((int) ieee_number_repeat_start_enum + length); | |
2686 | switch (length) | |
2687 | { | |
2688 | case 4: | |
2689 | OUT (value >> 24); | |
2690 | case 3: | |
2691 | OUT (value >> 16); | |
2692 | case 2: | |
2693 | OUT (value >> 8); | |
2694 | case 1: | |
2695 | OUT (value); | |
2696 | } | |
2697 | ||
2698 | } | |
2699 | } | |
2700 | ||
2701 | static void | |
2702 | copy_id () | |
2703 | { | |
2704 | int length = THIS (); | |
2705 | char ch; | |
2706 | OUT (length); | |
2707 | NEXT (); | |
2708 | while (length--) | |
2709 | { | |
2710 | ch = THIS (); | |
2711 | OUT (ch); | |
2712 | NEXT (); | |
2713 | } | |
2714 | } | |
2715 | ||
2716 | #define VAR(x) ((x | 0x80)) | |
2717 | static void | |
2718 | copy_expression () | |
2719 | { | |
2720 | int stack[10]; | |
2721 | int *tos = stack; | |
dc810e39 | 2722 | int value; |
252b5132 RH |
2723 | while (1) |
2724 | { | |
2725 | switch (THIS ()) | |
2726 | { | |
2727 | case 0x84: | |
2728 | NEXT (); | |
2729 | value = THIS (); | |
2730 | NEXT (); | |
2731 | value = (value << 8) | THIS (); | |
2732 | NEXT (); | |
2733 | value = (value << 8) | THIS (); | |
2734 | NEXT (); | |
2735 | value = (value << 8) | THIS (); | |
2736 | NEXT (); | |
2737 | *tos++ = value; | |
2738 | break; | |
2739 | case 0x83: | |
2740 | NEXT (); | |
2741 | value = THIS (); | |
2742 | NEXT (); | |
2743 | value = (value << 8) | THIS (); | |
2744 | NEXT (); | |
2745 | value = (value << 8) | THIS (); | |
2746 | NEXT (); | |
2747 | *tos++ = value; | |
2748 | break; | |
2749 | case 0x82: | |
2750 | NEXT (); | |
2751 | value = THIS (); | |
2752 | NEXT (); | |
2753 | value = (value << 8) | THIS (); | |
2754 | NEXT (); | |
2755 | *tos++ = value; | |
2756 | break; | |
2757 | case 0x81: | |
2758 | NEXT (); | |
2759 | value = THIS (); | |
2760 | NEXT (); | |
2761 | *tos++ = value; | |
2762 | break; | |
2763 | case 0x80: | |
2764 | NEXT (); | |
2765 | *tos++ = 0; | |
2766 | break; | |
2767 | default: | |
2768 | if (THIS () > 0x84) | |
2769 | { | |
2770 | /* Not a number, just bug out with the answer */ | |
2771 | write_int (*(--tos)); | |
2772 | return; | |
2773 | } | |
2774 | *tos++ = THIS (); | |
2775 | NEXT (); | |
252b5132 RH |
2776 | break; |
2777 | case 0xa5: | |
2778 | /* PLUS anything */ | |
dc810e39 AM |
2779 | value = *(--tos); |
2780 | value += *(--tos); | |
2781 | *tos++ = value; | |
2782 | NEXT (); | |
252b5132 RH |
2783 | break; |
2784 | case VAR ('R'): | |
2785 | { | |
2786 | int section_number; | |
2787 | ieee_data_type *ieee; | |
2788 | asection *s; | |
2789 | NEXT (); | |
2790 | section_number = THIS (); | |
2791 | ||
2792 | NEXT (); | |
2793 | ieee = IEEE_DATA (input_bfd); | |
2794 | s = ieee->section_table[section_number]; | |
dc810e39 | 2795 | value = 0; |
252b5132 | 2796 | if (s->output_section) |
dc810e39 | 2797 | value = s->output_section->lma; |
252b5132 RH |
2798 | value += s->output_offset; |
2799 | *tos++ = value; | |
252b5132 RH |
2800 | } |
2801 | break; | |
2802 | case 0x90: | |
2803 | { | |
2804 | NEXT (); | |
2805 | write_int (*(--tos)); | |
2806 | OUT (0x90); | |
2807 | return; | |
252b5132 RH |
2808 | } |
2809 | } | |
2810 | } | |
252b5132 RH |
2811 | } |
2812 | ||
2813 | /* Drop the int in the buffer, and copy a null into the gap, which we | |
2814 | will overwrite later */ | |
2815 | ||
252b5132 RH |
2816 | static void |
2817 | fill_int (buf) | |
2818 | struct output_buffer_struct *buf; | |
2819 | { | |
2820 | if (buf->buffer == output_buffer) | |
2821 | { | |
2822 | /* Still a chance to output the size */ | |
2823 | int value = output_ptr - buf->ptrp + 3; | |
2824 | buf->ptrp[0] = value >> 24; | |
2825 | buf->ptrp[1] = value >> 16; | |
2826 | buf->ptrp[2] = value >> 8; | |
2827 | buf->ptrp[3] = value >> 0; | |
2828 | } | |
2829 | } | |
2830 | ||
2831 | static void | |
2832 | drop_int (buf) | |
2833 | struct output_buffer_struct *buf; | |
2834 | { | |
2835 | int type = THIS (); | |
2836 | int ch; | |
2837 | if (type <= 0x84) | |
2838 | { | |
2839 | NEXT (); | |
2840 | switch (type) | |
2841 | { | |
2842 | case 0x84: | |
2843 | ch = THIS (); | |
2844 | NEXT (); | |
2845 | case 0x83: | |
2846 | ch = THIS (); | |
2847 | NEXT (); | |
2848 | case 0x82: | |
2849 | ch = THIS (); | |
2850 | NEXT (); | |
2851 | case 0x81: | |
2852 | ch = THIS (); | |
2853 | NEXT (); | |
2854 | case 0x80: | |
2855 | break; | |
2856 | } | |
2857 | } | |
2858 | OUT (0x84); | |
2859 | buf->ptrp = output_ptr; | |
2860 | buf->buffer = output_buffer; | |
2861 | OUT (0); | |
2862 | OUT (0); | |
2863 | OUT (0); | |
2864 | OUT (0); | |
2865 | } | |
2866 | ||
2867 | static void | |
2868 | copy_int () | |
2869 | { | |
2870 | int type = THIS (); | |
2871 | int ch; | |
2872 | if (type <= 0x84) | |
2873 | { | |
2874 | OUT (type); | |
2875 | NEXT (); | |
2876 | switch (type) | |
2877 | { | |
2878 | case 0x84: | |
2879 | ch = THIS (); | |
2880 | NEXT (); | |
2881 | OUT (ch); | |
2882 | case 0x83: | |
2883 | ch = THIS (); | |
2884 | NEXT (); | |
2885 | OUT (ch); | |
2886 | case 0x82: | |
2887 | ch = THIS (); | |
2888 | NEXT (); | |
2889 | OUT (ch); | |
2890 | case 0x81: | |
2891 | ch = THIS (); | |
2892 | NEXT (); | |
2893 | OUT (ch); | |
2894 | case 0x80: | |
2895 | break; | |
2896 | } | |
2897 | } | |
2898 | } | |
2899 | ||
2900 | #define ID copy_id() | |
2901 | #define INT copy_int() | |
2902 | #define EXP copy_expression() | |
252b5132 RH |
2903 | #define INTn(q) copy_int() |
2904 | #define EXPn(q) copy_expression() | |
2905 | ||
2906 | static void | |
2907 | f1_record () | |
2908 | { | |
2909 | int ch; | |
2910 | /* ATN record */ | |
2911 | NEXT (); | |
2912 | ch = THIS (); | |
2913 | switch (ch) | |
2914 | { | |
2915 | default: | |
2916 | OUT (0xf1); | |
2917 | OUT (ch); | |
2918 | break; | |
2919 | case 0xc9: | |
2920 | NEXT (); | |
2921 | OUT (0xf1); | |
2922 | OUT (0xc9); | |
2923 | INT; | |
2924 | INT; | |
2925 | ch = THIS (); | |
2926 | switch (ch) | |
2927 | { | |
2928 | case 0x16: | |
2929 | NEXT (); | |
2930 | break; | |
2931 | case 0x01: | |
2932 | NEXT (); | |
2933 | break; | |
2934 | case 0x00: | |
2935 | NEXT (); | |
2936 | INT; | |
2937 | break; | |
2938 | case 0x03: | |
2939 | NEXT (); | |
2940 | INT; | |
2941 | break; | |
2942 | case 0x13: | |
2943 | EXPn (instruction address); | |
2944 | break; | |
2945 | default: | |
2946 | break; | |
2947 | } | |
2948 | break; | |
2949 | case 0xd8: | |
2950 | /* EXternal ref */ | |
2951 | NEXT (); | |
2952 | OUT (0xf1); | |
2953 | OUT (0xd8); | |
2954 | EXP; | |
2955 | EXP; | |
2956 | EXP; | |
2957 | EXP; | |
2958 | break; | |
2959 | case 0xce: | |
2960 | NEXT (); | |
2961 | OUT (0xf1); | |
2962 | OUT (0xce); | |
2963 | INT; | |
2964 | INT; | |
2965 | ch = THIS (); | |
2966 | INT; | |
2967 | switch (ch) | |
2968 | { | |
2969 | case 0x01: | |
2970 | INT; | |
2971 | INT; | |
2972 | break; | |
2973 | case 0x02: | |
2974 | INT; | |
2975 | break; | |
2976 | case 0x04: | |
2977 | EXPn (external function); | |
2978 | break; | |
2979 | case 0x05: | |
2980 | break; | |
2981 | case 0x07: | |
2982 | INTn (line number); | |
2983 | INT; | |
2984 | case 0x08: | |
2985 | break; | |
2986 | case 0x0a: | |
2987 | INTn (locked register); | |
2988 | INT; | |
2989 | break; | |
2990 | case 0x3f: | |
2991 | copy_till_end (); | |
2992 | break; | |
2993 | case 0x3e: | |
2994 | copy_till_end (); | |
2995 | break; | |
2996 | case 0x40: | |
2997 | copy_till_end (); | |
2998 | break; | |
2999 | case 0x41: | |
3000 | ID; | |
3001 | break; | |
3002 | } | |
3003 | } | |
3004 | ||
3005 | } | |
3006 | ||
3007 | static void | |
3008 | f0_record () | |
3009 | { | |
3010 | /* Attribute record */ | |
3011 | NEXT (); | |
3012 | OUT (0xf0); | |
3013 | INTn (Symbol name); | |
3014 | ID; | |
3015 | } | |
3016 | ||
3017 | static void | |
3018 | copy_till_end () | |
3019 | { | |
3020 | int ch = THIS (); | |
3021 | while (1) | |
3022 | { | |
3023 | while (ch <= 0x80) | |
3024 | { | |
3025 | OUT (ch); | |
3026 | NEXT (); | |
3027 | ch = THIS (); | |
3028 | } | |
3029 | switch (ch) | |
3030 | { | |
3031 | case 0x84: | |
3032 | OUT (THIS ()); | |
3033 | NEXT (); | |
3034 | case 0x83: | |
3035 | OUT (THIS ()); | |
3036 | NEXT (); | |
3037 | case 0x82: | |
3038 | OUT (THIS ()); | |
3039 | NEXT (); | |
3040 | case 0x81: | |
3041 | OUT (THIS ()); | |
3042 | NEXT (); | |
3043 | OUT (THIS ()); | |
3044 | NEXT (); | |
3045 | ||
3046 | ch = THIS (); | |
3047 | break; | |
3048 | default: | |
3049 | return; | |
3050 | } | |
3051 | } | |
3052 | ||
3053 | } | |
3054 | ||
3055 | static void | |
3056 | f2_record () | |
3057 | { | |
3058 | NEXT (); | |
3059 | OUT (0xf2); | |
3060 | INT; | |
3061 | NEXT (); | |
3062 | OUT (0xce); | |
3063 | INT; | |
3064 | copy_till_end (); | |
3065 | } | |
3066 | ||
3067 | ||
252b5132 RH |
3068 | static void |
3069 | f8_record () | |
3070 | { | |
3071 | int ch; | |
3072 | NEXT (); | |
3073 | ch = THIS (); | |
3074 | switch (ch) | |
3075 | { | |
3076 | case 0x01: | |
3077 | case 0x02: | |
3078 | case 0x03: | |
3079 | /* Unique typedefs for module */ | |
3080 | /* GLobal typedefs */ | |
3081 | /* High level module scope beginning */ | |
3082 | { | |
3083 | struct output_buffer_struct ob; | |
3084 | NEXT (); | |
3085 | OUT (0xf8); | |
3086 | OUT (ch); | |
3087 | drop_int (&ob); | |
3088 | ID; | |
3089 | ||
3090 | block (); | |
3091 | ||
3092 | NEXT (); | |
3093 | fill_int (&ob); | |
3094 | OUT (0xf9); | |
3095 | } | |
3096 | break; | |
3097 | case 0x04: | |
3098 | /* Global function */ | |
3099 | { | |
3100 | struct output_buffer_struct ob; | |
3101 | NEXT (); | |
3102 | OUT (0xf8); | |
3103 | OUT (0x04); | |
3104 | drop_int (&ob); | |
3105 | ID; | |
3106 | INTn (stack size); | |
3107 | INTn (ret val); | |
3108 | EXPn (offset); | |
3109 | ||
3110 | block (); | |
3111 | ||
3112 | NEXT (); | |
3113 | OUT (0xf9); | |
3114 | EXPn (size of block); | |
3115 | fill_int (&ob); | |
3116 | } | |
3117 | break; | |
3118 | ||
3119 | case 0x05: | |
3120 | /* File name for source line numbers */ | |
3121 | { | |
3122 | struct output_buffer_struct ob; | |
3123 | NEXT (); | |
3124 | OUT (0xf8); | |
3125 | OUT (0x05); | |
3126 | drop_int (&ob); | |
3127 | ID; | |
3128 | INTn (year); | |
3129 | INTn (month); | |
3130 | INTn (day); | |
3131 | INTn (hour); | |
3132 | INTn (monute); | |
3133 | INTn (second); | |
3134 | block (); | |
3135 | NEXT (); | |
3136 | OUT (0xf9); | |
3137 | fill_int (&ob); | |
3138 | } | |
3139 | break; | |
3140 | ||
3141 | case 0x06: | |
3142 | /* Local function */ | |
3143 | { | |
3144 | struct output_buffer_struct ob; | |
3145 | NEXT (); | |
3146 | OUT (0xf8); | |
3147 | OUT (0x06); | |
3148 | drop_int (&ob); | |
3149 | ID; | |
3150 | INTn (stack size); | |
3151 | INTn (type return); | |
3152 | EXPn (offset); | |
3153 | block (); | |
3154 | NEXT (); | |
3155 | OUT (0xf9); | |
3156 | EXPn (size); | |
3157 | fill_int (&ob); | |
3158 | } | |
3159 | break; | |
3160 | ||
3161 | case 0x0a: | |
3162 | /* Assembler module scope beginning -*/ | |
3163 | { | |
3164 | struct output_buffer_struct ob; | |
3165 | ||
3166 | NEXT (); | |
3167 | OUT (0xf8); | |
3168 | OUT (0x0a); | |
3169 | drop_int (&ob); | |
3170 | ID; | |
3171 | ID; | |
3172 | INT; | |
3173 | ID; | |
3174 | INT; | |
3175 | INT; | |
3176 | INT; | |
3177 | INT; | |
3178 | INT; | |
3179 | INT; | |
3180 | ||
3181 | block (); | |
3182 | ||
3183 | NEXT (); | |
3184 | OUT (0xf9); | |
3185 | fill_int (&ob); | |
3186 | } | |
3187 | break; | |
3188 | case 0x0b: | |
3189 | { | |
3190 | struct output_buffer_struct ob; | |
3191 | NEXT (); | |
3192 | OUT (0xf8); | |
3193 | OUT (0x0b); | |
3194 | drop_int (&ob); | |
3195 | ID; | |
3196 | INT; | |
3197 | INTn (section index); | |
3198 | EXPn (offset); | |
3199 | INTn (stuff); | |
3200 | ||
3201 | block (); | |
3202 | ||
3203 | OUT (0xf9); | |
3204 | NEXT (); | |
3205 | EXPn (Size in Maus); | |
3206 | fill_int (&ob); | |
3207 | } | |
3208 | break; | |
3209 | } | |
3210 | } | |
3211 | ||
3212 | static void | |
3213 | e2_record () | |
3214 | { | |
3215 | OUT (0xe2); | |
3216 | NEXT (); | |
3217 | OUT (0xce); | |
3218 | NEXT (); | |
3219 | INT; | |
3220 | EXP; | |
3221 | } | |
3222 | ||
3223 | static void | |
3224 | block () | |
3225 | { | |
3226 | int ch; | |
3227 | while (1) | |
3228 | { | |
3229 | ch = THIS (); | |
3230 | switch (ch) | |
3231 | { | |
3232 | case 0xe1: | |
3233 | case 0xe5: | |
3234 | return; | |
3235 | case 0xf9: | |
3236 | return; | |
3237 | case 0xf0: | |
3238 | f0_record (); | |
3239 | break; | |
3240 | case 0xf1: | |
3241 | f1_record (); | |
3242 | break; | |
3243 | case 0xf2: | |
3244 | f2_record (); | |
3245 | break; | |
3246 | case 0xf8: | |
3247 | f8_record (); | |
3248 | break; | |
3249 | case 0xe2: | |
3250 | e2_record (); | |
3251 | break; | |
3252 | ||
3253 | } | |
3254 | } | |
3255 | } | |
3256 | ||
3257 | ||
3258 | ||
3259 | /* relocate_debug, | |
3260 | moves all the debug information from the source bfd to the output | |
3261 | bfd, and relocates any expressions it finds | |
3262 | */ | |
3263 | ||
3264 | static void | |
3265 | relocate_debug (output, input) | |
5f771d47 | 3266 | bfd *output ATTRIBUTE_UNUSED; |
252b5132 RH |
3267 | bfd *input; |
3268 | { | |
3269 | #define IBS 400 | |
3270 | #define OBS 400 | |
3271 | unsigned char input_buffer[IBS]; | |
3272 | ||
3273 | input_ptr_start = input_ptr = input_buffer; | |
3274 | input_ptr_end = input_buffer + IBS; | |
3275 | input_bfd = input; | |
3276 | /* FIXME: Check return value. I'm not sure whether it needs to read | |
3277 | the entire buffer or not. */ | |
dc810e39 | 3278 | bfd_bread ((PTR) input_ptr_start, (bfd_size_type) IBS, input); |
252b5132 RH |
3279 | block (); |
3280 | } | |
3281 | ||
dce61835 KH |
3282 | /* Gather together all the debug information from each input BFD into |
3283 | one place, relocating it and emitting it as we go. */ | |
252b5132 RH |
3284 | |
3285 | static boolean | |
3286 | ieee_write_debug_part (abfd) | |
3287 | bfd *abfd; | |
3288 | { | |
3289 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3290 | bfd_chain_type *chain = ieee->chain_root; | |
dc810e39 | 3291 | unsigned char obuff[OBS]; |
252b5132 RH |
3292 | boolean some_debug = false; |
3293 | file_ptr here = bfd_tell (abfd); | |
3294 | ||
dc810e39 AM |
3295 | output_ptr_start = output_ptr = obuff; |
3296 | output_ptr_end = obuff + OBS; | |
3297 | output_ptr = obuff; | |
252b5132 RH |
3298 | output_bfd = abfd; |
3299 | ||
3300 | if (chain == (bfd_chain_type *) NULL) | |
3301 | { | |
3302 | asection *s; | |
3303 | ||
3304 | for (s = abfd->sections; s != NULL; s = s->next) | |
3305 | if ((s->flags & SEC_DEBUGGING) != 0) | |
3306 | break; | |
3307 | if (s == NULL) | |
3308 | { | |
3309 | ieee->w.r.debug_information_part = 0; | |
3310 | return true; | |
3311 | } | |
3312 | ||
3313 | ieee->w.r.debug_information_part = here; | |
dc810e39 | 3314 | if (bfd_bwrite (s->contents, s->_raw_size, abfd) != s->_raw_size) |
252b5132 RH |
3315 | return false; |
3316 | } | |
3317 | else | |
3318 | { | |
3319 | while (chain != (bfd_chain_type *) NULL) | |
3320 | { | |
3321 | bfd *entry = chain->this; | |
3322 | ieee_data_type *entry_ieee = IEEE_DATA (entry); | |
3323 | if (entry_ieee->w.r.debug_information_part) | |
3324 | { | |
3325 | if (bfd_seek (entry, entry_ieee->w.r.debug_information_part, | |
dc810e39 | 3326 | SEEK_SET) != 0) |
252b5132 RH |
3327 | return false; |
3328 | relocate_debug (abfd, entry); | |
3329 | } | |
3330 | ||
3331 | chain = chain->next; | |
3332 | } | |
3333 | if (some_debug) | |
3334 | { | |
3335 | ieee->w.r.debug_information_part = here; | |
3336 | } | |
3337 | else | |
3338 | { | |
3339 | ieee->w.r.debug_information_part = 0; | |
3340 | } | |
3341 | ||
3342 | flush (); | |
3343 | } | |
3344 | ||
3345 | return true; | |
3346 | } | |
3347 | ||
3348 | /* Write the data in an ieee way. */ | |
3349 | ||
3350 | static boolean | |
3351 | ieee_write_data_part (abfd) | |
3352 | bfd *abfd; | |
3353 | { | |
3354 | asection *s; | |
3355 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3356 | ieee->w.r.data_part = bfd_tell (abfd); | |
3357 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
3358 | { | |
3359 | /* Skip sections that have no loadable contents (.bss, | |
3360 | debugging, etc.) */ | |
3361 | if ((s->flags & SEC_LOAD) == 0) | |
3362 | continue; | |
3363 | ||
3364 | /* Sort the reloc records so we can insert them in the correct | |
3365 | places */ | |
3366 | if (s->reloc_count != 0) | |
3367 | { | |
3368 | if (! do_with_relocs (abfd, s)) | |
3369 | return false; | |
3370 | } | |
3371 | else | |
3372 | { | |
3373 | if (! do_without_relocs (abfd, s)) | |
3374 | return false; | |
3375 | } | |
3376 | } | |
3377 | ||
3378 | return true; | |
3379 | } | |
3380 | ||
3381 | ||
3382 | static boolean | |
3383 | init_for_output (abfd) | |
3384 | bfd *abfd; | |
3385 | { | |
3386 | asection *s; | |
3387 | for (s = abfd->sections; s != (asection *) NULL; s = s->next) | |
3388 | { | |
3389 | if ((s->flags & SEC_DEBUGGING) != 0) | |
3390 | continue; | |
3391 | if (s->_raw_size != 0) | |
3392 | { | |
dc810e39 AM |
3393 | bfd_size_type size = s->_raw_size; |
3394 | ieee_per_section (s)->data = (bfd_byte *) (bfd_alloc (abfd, size)); | |
252b5132 RH |
3395 | if (!ieee_per_section (s)->data) |
3396 | return false; | |
3397 | } | |
3398 | } | |
3399 | return true; | |
3400 | } | |
3401 | \f | |
3402 | /** exec and core file sections */ | |
3403 | ||
3404 | /* set section contents is complicated with IEEE since the format is | |
3405 | * not a byte image, but a record stream. | |
3406 | */ | |
47fda0d3 | 3407 | static boolean |
252b5132 RH |
3408 | ieee_set_section_contents (abfd, section, location, offset, count) |
3409 | bfd *abfd; | |
3410 | sec_ptr section; | |
3411 | PTR location; | |
3412 | file_ptr offset; | |
3413 | bfd_size_type count; | |
3414 | { | |
3415 | if ((section->flags & SEC_DEBUGGING) != 0) | |
3416 | { | |
3417 | if (section->contents == NULL) | |
3418 | { | |
dc810e39 AM |
3419 | bfd_size_type size = section->_raw_size; |
3420 | section->contents = (unsigned char *) bfd_alloc (abfd, size); | |
252b5132 RH |
3421 | if (section->contents == NULL) |
3422 | return false; | |
3423 | } | |
3424 | /* bfd_set_section_contents has already checked that everything | |
3425 | is within range. */ | |
dc810e39 | 3426 | memcpy (section->contents + offset, location, (size_t) count); |
252b5132 RH |
3427 | return true; |
3428 | } | |
3429 | ||
3430 | if (ieee_per_section (section)->data == (bfd_byte *) NULL) | |
3431 | { | |
3432 | if (!init_for_output (abfd)) | |
3433 | return false; | |
3434 | } | |
3435 | memcpy ((PTR) (ieee_per_section (section)->data + offset), | |
3436 | (PTR) location, | |
3437 | (unsigned int) count); | |
3438 | return true; | |
3439 | } | |
3440 | ||
3441 | /* Write the external symbols of a file. IEEE considers two sorts of | |
3442 | external symbols, public, and referenced. It uses to internal | |
3443 | forms to index them as well. When we write them out we turn their | |
3444 | symbol values into indexes from the right base. */ | |
3445 | ||
3446 | static boolean | |
3447 | ieee_write_external_part (abfd) | |
3448 | bfd *abfd; | |
3449 | { | |
3450 | asymbol **q; | |
3451 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3452 | ||
3453 | unsigned int reference_index = IEEE_REFERENCE_BASE; | |
3454 | unsigned int public_index = IEEE_PUBLIC_BASE + 2; | |
3455 | file_ptr here = bfd_tell (abfd); | |
3456 | boolean hadone = false; | |
3457 | if (abfd->outsymbols != (asymbol **) NULL) | |
3458 | { | |
3459 | ||
3460 | for (q = abfd->outsymbols; *q != (asymbol *) NULL; q++) | |
3461 | { | |
3462 | asymbol *p = *q; | |
3463 | if (bfd_is_und_section (p->section)) | |
3464 | { | |
3465 | /* This must be a symbol reference .. */ | |
3466 | if (! ieee_write_byte (abfd, ieee_external_reference_enum) | |
dc810e39 | 3467 | || ! ieee_write_int (abfd, (bfd_vma) reference_index) |
252b5132 RH |
3468 | || ! ieee_write_id (abfd, p->name)) |
3469 | return false; | |
3470 | p->value = reference_index; | |
3471 | reference_index++; | |
3472 | hadone = true; | |
3473 | } | |
3474 | else if (bfd_is_com_section (p->section)) | |
3475 | { | |
3476 | /* This is a weak reference */ | |
3477 | if (! ieee_write_byte (abfd, ieee_external_reference_enum) | |
dc810e39 | 3478 | || ! ieee_write_int (abfd, (bfd_vma) reference_index) |
252b5132 RH |
3479 | || ! ieee_write_id (abfd, p->name) |
3480 | || ! ieee_write_byte (abfd, | |
3481 | ieee_weak_external_reference_enum) | |
dc810e39 | 3482 | || ! ieee_write_int (abfd, (bfd_vma) reference_index) |
252b5132 RH |
3483 | || ! ieee_write_int (abfd, p->value)) |
3484 | return false; | |
3485 | p->value = reference_index; | |
3486 | reference_index++; | |
3487 | hadone = true; | |
3488 | } | |
3489 | else if (p->flags & BSF_GLOBAL) | |
3490 | { | |
3491 | /* This must be a symbol definition */ | |
3492 | ||
3493 | if (! ieee_write_byte (abfd, ieee_external_symbol_enum) | |
dc810e39 | 3494 | || ! ieee_write_int (abfd, (bfd_vma) public_index) |
252b5132 RH |
3495 | || ! ieee_write_id (abfd, p->name) |
3496 | || ! ieee_write_2bytes (abfd, ieee_attribute_record_enum) | |
dc810e39 | 3497 | || ! ieee_write_int (abfd, (bfd_vma) public_index) |
252b5132 RH |
3498 | || ! ieee_write_byte (abfd, 15) /* instruction address */ |
3499 | || ! ieee_write_byte (abfd, 19) /* static symbol */ | |
3500 | || ! ieee_write_byte (abfd, 1)) /* one of them */ | |
3501 | return false; | |
3502 | ||
3503 | /* Write out the value */ | |
3504 | if (! ieee_write_2bytes (abfd, ieee_value_record_enum) | |
dc810e39 | 3505 | || ! ieee_write_int (abfd, (bfd_vma) public_index)) |
252b5132 RH |
3506 | return false; |
3507 | if (! bfd_is_abs_section (p->section)) | |
3508 | { | |
3509 | if (abfd->flags & EXEC_P) | |
3510 | { | |
3511 | /* If fully linked, then output all symbols | |
3512 | relocated */ | |
3513 | if (! (ieee_write_int | |
3514 | (abfd, | |
3515 | (p->value | |
3516 | + p->section->output_offset | |
3517 | + p->section->output_section->vma)))) | |
3518 | return false; | |
3519 | } | |
3520 | else | |
3521 | { | |
3522 | if (! (ieee_write_expression | |
3523 | (abfd, | |
3524 | p->value + p->section->output_offset, | |
3525 | p->section->output_section->symbol, | |
3526 | false, 0))) | |
3527 | return false; | |
3528 | } | |
3529 | } | |
3530 | else | |
3531 | { | |
3532 | if (! ieee_write_expression (abfd, | |
3533 | p->value, | |
3534 | bfd_abs_section_ptr->symbol, | |
3535 | false, 0)) | |
3536 | return false; | |
3537 | } | |
3538 | p->value = public_index; | |
3539 | public_index++; | |
3540 | hadone = true; | |
3541 | } | |
3542 | else | |
3543 | { | |
3544 | /* This can happen - when there are gaps in the symbols read */ | |
3545 | /* from an input ieee file */ | |
3546 | } | |
3547 | } | |
3548 | } | |
3549 | if (hadone) | |
3550 | ieee->w.r.external_part = here; | |
3551 | ||
3552 | return true; | |
3553 | } | |
3554 | ||
3555 | ||
47fda0d3 | 3556 | static const unsigned char exten[] = |
252b5132 RH |
3557 | { |
3558 | 0xf0, 0x20, 0x00, | |
3559 | 0xf1, 0xce, 0x20, 0x00, 37, 3, 3, /* Set version 3 rev 3 */ | |
3560 | 0xf1, 0xce, 0x20, 0x00, 39, 2,/* keep symbol in original case */ | |
3561 | 0xf1, 0xce, 0x20, 0x00, 38 /* set object type relocateable to x */ | |
3562 | }; | |
3563 | ||
47fda0d3 | 3564 | static const unsigned char envi[] = |
252b5132 RH |
3565 | { |
3566 | 0xf0, 0x21, 0x00, | |
3567 | ||
3568 | /* 0xf1, 0xce, 0x21, 00, 50, 0x82, 0x07, 0xc7, 0x09, 0x11, 0x11, | |
3569 | 0x19, 0x2c, | |
3570 | */ | |
3571 | 0xf1, 0xce, 0x21, 00, 52, 0x00, /* exec ok */ | |
3572 | ||
3573 | 0xf1, 0xce, 0x21, 0, 53, 0x03,/* host unix */ | |
3574 | /* 0xf1, 0xce, 0x21, 0, 54, 2,1,1 tool & version # */ | |
3575 | }; | |
3576 | ||
3577 | static boolean | |
3578 | ieee_write_me_part (abfd) | |
3579 | bfd *abfd; | |
3580 | { | |
3581 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3582 | ieee->w.r.trailer_part = bfd_tell (abfd); | |
3583 | if (abfd->start_address) | |
3584 | { | |
3585 | if (! ieee_write_2bytes (abfd, ieee_value_starting_address_enum) | |
3586 | || ! ieee_write_byte (abfd, ieee_function_either_open_b_enum) | |
3587 | || ! ieee_write_int (abfd, abfd->start_address) | |
3588 | || ! ieee_write_byte (abfd, ieee_function_either_close_b_enum)) | |
3589 | return false; | |
3590 | } | |
3591 | ieee->w.r.me_record = bfd_tell (abfd); | |
3592 | if (! ieee_write_byte (abfd, ieee_module_end_enum)) | |
3593 | return false; | |
3594 | return true; | |
3595 | } | |
3596 | ||
3597 | /* Write out the IEEE processor ID. */ | |
3598 | ||
3599 | static boolean | |
3600 | ieee_write_processor (abfd) | |
3601 | bfd *abfd; | |
3602 | { | |
3603 | const bfd_arch_info_type *arch; | |
3604 | ||
3605 | arch = bfd_get_arch_info (abfd); | |
3606 | switch (arch->arch) | |
3607 | { | |
3608 | default: | |
3609 | if (! ieee_write_id (abfd, bfd_printable_name (abfd))) | |
3610 | return false; | |
3611 | break; | |
3612 | ||
3613 | case bfd_arch_a29k: | |
3614 | if (! ieee_write_id (abfd, "29000")) | |
3615 | return false; | |
3616 | break; | |
3617 | ||
3618 | case bfd_arch_h8300: | |
3619 | if (! ieee_write_id (abfd, "H8/300")) | |
3620 | return false; | |
3621 | break; | |
3622 | ||
3623 | case bfd_arch_h8500: | |
3624 | if (! ieee_write_id (abfd, "H8/500")) | |
3625 | return false; | |
3626 | break; | |
3627 | ||
3628 | case bfd_arch_i960: | |
3629 | switch (arch->mach) | |
3630 | { | |
3631 | default: | |
3632 | case bfd_mach_i960_core: | |
3633 | case bfd_mach_i960_ka_sa: | |
3634 | if (! ieee_write_id (abfd, "80960KA")) | |
3635 | return false; | |
3636 | break; | |
3637 | ||
3638 | case bfd_mach_i960_kb_sb: | |
3639 | if (! ieee_write_id (abfd, "80960KB")) | |
3640 | return false; | |
3641 | break; | |
3642 | ||
3643 | case bfd_mach_i960_ca: | |
3644 | if (! ieee_write_id (abfd, "80960CA")) | |
3645 | return false; | |
3646 | break; | |
3647 | ||
3648 | case bfd_mach_i960_mc: | |
3649 | case bfd_mach_i960_xa: | |
3650 | if (! ieee_write_id (abfd, "80960MC")) | |
3651 | return false; | |
3652 | break; | |
3653 | } | |
3654 | break; | |
3655 | ||
3656 | case bfd_arch_m68k: | |
3657 | { | |
3658 | const char *id; | |
3659 | ||
3660 | switch (arch->mach) | |
3661 | { | |
3662 | default: id = "68020"; break; | |
3663 | case bfd_mach_m68000: id = "68000"; break; | |
3664 | case bfd_mach_m68008: id = "68008"; break; | |
3665 | case bfd_mach_m68010: id = "68010"; break; | |
3666 | case bfd_mach_m68020: id = "68020"; break; | |
3667 | case bfd_mach_m68030: id = "68030"; break; | |
3668 | case bfd_mach_m68040: id = "68040"; break; | |
3669 | case bfd_mach_m68060: id = "68060"; break; | |
3670 | case bfd_mach_cpu32: id = "cpu32"; break; | |
3cac17ae NC |
3671 | case bfd_mach_mcf5200:id = "5200"; break; |
3672 | case bfd_mach_mcf5206e:id = "5206e"; break; | |
3673 | case bfd_mach_mcf5307:id = "5307"; break; | |
3674 | case bfd_mach_mcf5407:id = "5407"; break; | |
252b5132 RH |
3675 | } |
3676 | ||
3677 | if (! ieee_write_id (abfd, id)) | |
3678 | return false; | |
3679 | } | |
3680 | break; | |
3681 | } | |
3682 | ||
3683 | return true; | |
3684 | } | |
3685 | ||
47fda0d3 | 3686 | static boolean |
252b5132 RH |
3687 | ieee_write_object_contents (abfd) |
3688 | bfd *abfd; | |
3689 | { | |
3690 | ieee_data_type *ieee = IEEE_DATA (abfd); | |
3691 | unsigned int i; | |
3692 | file_ptr old; | |
3693 | ||
3694 | /* Fast forward over the header area */ | |
3695 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) | |
3696 | return false; | |
3697 | ||
3698 | if (! ieee_write_byte (abfd, ieee_module_beginning_enum) | |
3699 | || ! ieee_write_processor (abfd) | |
3700 | || ! ieee_write_id (abfd, abfd->filename)) | |
3701 | return false; | |
3702 | ||
3703 | /* Fast forward over the variable bits */ | |
3704 | if (! ieee_write_byte (abfd, ieee_address_descriptor_enum)) | |
3705 | return false; | |
3706 | ||
3707 | /* Bits per MAU */ | |
3708 | if (! ieee_write_byte (abfd, (bfd_byte) (bfd_arch_bits_per_byte (abfd)))) | |
3709 | return false; | |
3710 | /* MAU's per address */ | |
3711 | if (! ieee_write_byte (abfd, | |
3712 | (bfd_byte) (bfd_arch_bits_per_address (abfd) | |
3713 | / bfd_arch_bits_per_byte (abfd)))) | |
3714 | return false; | |
3715 | ||
3716 | old = bfd_tell (abfd); | |
3717 | if (bfd_seek (abfd, (file_ptr) (8 * N_W_VARIABLES), SEEK_CUR) != 0) | |
3718 | return false; | |
3719 | ||
3720 | ieee->w.r.extension_record = bfd_tell (abfd); | |
dc810e39 AM |
3721 | if (bfd_bwrite ((char *) exten, (bfd_size_type) sizeof (exten), abfd) |
3722 | != sizeof (exten)) | |
252b5132 RH |
3723 | return false; |
3724 | if (abfd->flags & EXEC_P) | |
3725 | { | |
3726 | if (! ieee_write_byte (abfd, 0x1)) /* Absolute */ | |
3727 | return false; | |
3728 | } | |
3729 | else | |
3730 | { | |
3731 | if (! ieee_write_byte (abfd, 0x2)) /* Relocateable */ | |
3732 | return false; | |
3733 | } | |
3734 | ||
3735 | ieee->w.r.environmental_record = bfd_tell (abfd); | |
dc810e39 AM |
3736 | if (bfd_bwrite ((char *) envi, (bfd_size_type) sizeof (envi), abfd) |
3737 | != sizeof (envi)) | |
252b5132 RH |
3738 | return false; |
3739 | ||
3740 | /* The HP emulator database requires a timestamp in the file. */ | |
3741 | { | |
3742 | time_t now; | |
3743 | const struct tm *t; | |
3744 | ||
3745 | time (&now); | |
3746 | t = (struct tm *) localtime (&now); | |
3747 | if (! ieee_write_2bytes (abfd, (int) ieee_atn_record_enum) | |
3748 | || ! ieee_write_byte (abfd, 0x21) | |
3749 | || ! ieee_write_byte (abfd, 0) | |
3750 | || ! ieee_write_byte (abfd, 50) | |
dc810e39 AM |
3751 | || ! ieee_write_int (abfd, (bfd_vma) (t->tm_year + 1900)) |
3752 | || ! ieee_write_int (abfd, (bfd_vma) (t->tm_mon + 1)) | |
3753 | || ! ieee_write_int (abfd, (bfd_vma) t->tm_mday) | |
3754 | || ! ieee_write_int (abfd, (bfd_vma) t->tm_hour) | |
3755 | || ! ieee_write_int (abfd, (bfd_vma) t->tm_min) | |
3756 | || ! ieee_write_int (abfd, (bfd_vma) t->tm_sec)) | |
252b5132 RH |
3757 | return false; |
3758 | } | |
3759 | ||
3760 | output_bfd = abfd; | |
3761 | ||
3762 | flush (); | |
3763 | ||
3764 | if (! ieee_write_section_part (abfd)) | |
3765 | return false; | |
3766 | /* First write the symbols. This changes their values into table | |
3767 | indeces so we cant use it after this point. */ | |
3768 | if (! ieee_write_external_part (abfd)) | |
3769 | return false; | |
3770 | ||
3771 | /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/ | |
3772 | ||
3773 | /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/ | |
3774 | ||
3775 | ||
3776 | /* Write any debugs we have been told about. */ | |
3777 | if (! ieee_write_debug_part (abfd)) | |
3778 | return false; | |
3779 | ||
3780 | /* Can only write the data once the symbols have been written, since | |
3781 | the data contains relocation information which points to the | |
3782 | symbols. */ | |
3783 | if (! ieee_write_data_part (abfd)) | |
3784 | return false; | |
3785 | ||
3786 | /* At the end we put the end! */ | |
3787 | if (! ieee_write_me_part (abfd)) | |
3788 | return false; | |
3789 | ||
3790 | /* Generate the header */ | |
3791 | if (bfd_seek (abfd, old, SEEK_SET) != 0) | |
3792 | return false; | |
3793 | ||
3794 | for (i = 0; i < N_W_VARIABLES; i++) | |
3795 | { | |
3796 | if (! ieee_write_2bytes (abfd, ieee_assign_value_to_variable_enum) | |
3797 | || ! ieee_write_byte (abfd, (bfd_byte) i) | |
dc810e39 | 3798 | || ! ieee_write_int5_out (abfd, (bfd_vma) ieee->w.offset[i])) |
252b5132 RH |
3799 | return false; |
3800 | } | |
3801 | ||
3802 | return true; | |
3803 | } | |
3804 | \f | |
3805 | /* Native-level interface to symbols. */ | |
3806 | ||
3807 | /* We read the symbols into a buffer, which is discarded when this | |
3808 | function exits. We read the strings into a buffer large enough to | |
3809 | hold them all plus all the cached symbol entries. */ | |
3810 | ||
47fda0d3 | 3811 | static asymbol * |
252b5132 RH |
3812 | ieee_make_empty_symbol (abfd) |
3813 | bfd *abfd; | |
3814 | { | |
dc810e39 AM |
3815 | bfd_size_type amt = sizeof (ieee_symbol_type); |
3816 | ieee_symbol_type *new = (ieee_symbol_type *) bfd_zalloc (abfd, amt); | |
252b5132 RH |
3817 | if (!new) |
3818 | return NULL; | |
3819 | new->symbol.the_bfd = abfd; | |
3820 | return &new->symbol; | |
3821 | } | |
3822 | ||
3823 | static bfd * | |
3824 | ieee_openr_next_archived_file (arch, prev) | |
3825 | bfd *arch; | |
3826 | bfd *prev; | |
3827 | { | |
3828 | ieee_ar_data_type *ar = IEEE_AR_DATA (arch); | |
3829 | /* take the next one from the arch state, or reset */ | |
3830 | if (prev == (bfd *) NULL) | |
3831 | { | |
3832 | /* Reset the index - the first two entries are bogus*/ | |
3833 | ar->element_index = 2; | |
3834 | } | |
3835 | while (true) | |
3836 | { | |
3837 | ieee_ar_obstack_type *p = ar->elements + ar->element_index; | |
3838 | ar->element_index++; | |
3839 | if (ar->element_index <= ar->element_count) | |
3840 | { | |
3841 | if (p->file_offset != (file_ptr) 0) | |
3842 | { | |
3843 | if (p->abfd == (bfd *) NULL) | |
3844 | { | |
3845 | p->abfd = _bfd_create_empty_archive_element_shell (arch); | |
3846 | p->abfd->origin = p->file_offset; | |
3847 | } | |
3848 | return p->abfd; | |
3849 | } | |
3850 | } | |
3851 | else | |
3852 | { | |
3853 | bfd_set_error (bfd_error_no_more_archived_files); | |
3854 | return (bfd *) NULL; | |
3855 | } | |
3856 | ||
3857 | } | |
3858 | } | |
3859 | ||
3860 | static boolean | |
47fda0d3 AM |
3861 | ieee_find_nearest_line (abfd, section, symbols, offset, filename_ptr, |
3862 | functionname_ptr, line_ptr) | |
5f771d47 ILT |
3863 | bfd *abfd ATTRIBUTE_UNUSED; |
3864 | asection *section ATTRIBUTE_UNUSED; | |
3865 | asymbol **symbols ATTRIBUTE_UNUSED; | |
3866 | bfd_vma offset ATTRIBUTE_UNUSED; | |
3867 | const char **filename_ptr ATTRIBUTE_UNUSED; | |
3868 | const char **functionname_ptr ATTRIBUTE_UNUSED; | |
3869 | unsigned int *line_ptr ATTRIBUTE_UNUSED; | |
252b5132 RH |
3870 | { |
3871 | return false; | |
3872 | } | |
3873 | ||
3874 | static int | |
3875 | ieee_generic_stat_arch_elt (abfd, buf) | |
3876 | bfd *abfd; | |
3877 | struct stat *buf; | |
3878 | { | |
3879 | ieee_ar_data_type *ar = (ieee_ar_data_type *) NULL; | |
3880 | ieee_data_type *ieee; | |
3881 | ||
3882 | if (abfd->my_archive != NULL) | |
3883 | ar = abfd->my_archive->tdata.ieee_ar_data; | |
3884 | if (ar == (ieee_ar_data_type *) NULL) | |
3885 | { | |
3886 | bfd_set_error (bfd_error_invalid_operation); | |
3887 | return -1; | |
3888 | } | |
3889 | ||
3890 | if (IEEE_DATA (abfd) == NULL) | |
3891 | { | |
3892 | if (ieee_object_p (abfd) == NULL) | |
3893 | { | |
3894 | bfd_set_error (bfd_error_wrong_format); | |
3895 | return -1; | |
3896 | } | |
3897 | } | |
3898 | ||
3899 | ieee = IEEE_DATA (abfd); | |
3900 | ||
3901 | buf->st_size = ieee->w.r.me_record + 1; | |
3902 | buf->st_mode = 0644; | |
3903 | return 0; | |
3904 | } | |
3905 | ||
3906 | static int | |
3907 | ieee_sizeof_headers (abfd, x) | |
5f771d47 ILT |
3908 | bfd *abfd ATTRIBUTE_UNUSED; |
3909 | boolean x ATTRIBUTE_UNUSED; | |
252b5132 RH |
3910 | { |
3911 | return 0; | |
3912 | } | |
3913 | ||
3914 | ||
3915 | /* The debug info routines are never used. */ | |
3916 | #if 0 | |
3917 | ||
3918 | static void | |
3919 | ieee_bfd_debug_info_start (abfd) | |
3920 | bfd *abfd; | |
3921 | { | |
3922 | ||
3923 | } | |
3924 | ||
3925 | static void | |
3926 | ieee_bfd_debug_info_end (abfd) | |
3927 | bfd *abfd; | |
3928 | { | |
3929 | ||
3930 | } | |
3931 | ||
3932 | ||
3933 | /* Add this section to the list of sections we have debug info for, to | |
3934 | be ready to output it at close time | |
3935 | */ | |
3936 | static void | |
3937 | ieee_bfd_debug_info_accumulate (abfd, section) | |
3938 | bfd *abfd; | |
3939 | asection *section; | |
3940 | { | |
3941 | ieee_data_type *ieee = IEEE_DATA (section->owner); | |
3942 | ieee_data_type *output_ieee = IEEE_DATA (abfd); | |
3943 | /* can only accumulate data from other ieee bfds */ | |
3944 | if (section->owner->xvec != abfd->xvec) | |
3945 | return; | |
3946 | /* Only bother once per bfd */ | |
3947 | if (ieee->done_debug == true) | |
3948 | return; | |
3949 | ieee->done_debug = true; | |
3950 | ||
3951 | /* Don't bother if there is no debug info */ | |
3952 | if (ieee->w.r.debug_information_part == 0) | |
3953 | return; | |
3954 | ||
3955 | ||
3956 | /* Add to chain */ | |
3957 | { | |
dc810e39 AM |
3958 | bfd_size_type amt = sizeof (bfd_chain_type); |
3959 | bfd_chain_type *n = (bfd_chain_type *) bfd_alloc (abfd, amt); | |
252b5132 RH |
3960 | if (!n) |
3961 | abort (); /* FIXME */ | |
3962 | n->this = section->owner; | |
3963 | n->next = (bfd_chain_type *) NULL; | |
3964 | ||
3965 | if (output_ieee->chain_head) | |
3966 | { | |
3967 | output_ieee->chain_head->next = n; | |
3968 | } | |
3969 | else | |
3970 | { | |
3971 | output_ieee->chain_root = n; | |
3972 | ||
3973 | } | |
3974 | output_ieee->chain_head = n; | |
3975 | } | |
3976 | } | |
3977 | ||
3978 | #endif | |
3979 | ||
3980 | #define ieee_close_and_cleanup _bfd_generic_close_and_cleanup | |
3981 | #define ieee_bfd_free_cached_info _bfd_generic_bfd_free_cached_info | |
3982 | ||
3983 | #define ieee_slurp_armap bfd_true | |
3984 | #define ieee_slurp_extended_name_table bfd_true | |
3985 | #define ieee_construct_extended_name_table \ | |
3986 | ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \ | |
3987 | bfd_true) | |
3988 | #define ieee_truncate_arname bfd_dont_truncate_arname | |
3989 | #define ieee_write_armap \ | |
3990 | ((boolean (*) \ | |
3991 | PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \ | |
3992 | bfd_true) | |
3993 | #define ieee_read_ar_hdr bfd_nullvoidptr | |
3994 | #define ieee_update_armap_timestamp bfd_true | |
3995 | #define ieee_get_elt_at_index _bfd_generic_get_elt_at_index | |
3996 | ||
3997 | #define ieee_bfd_is_local_label_name bfd_generic_is_local_label_name | |
3998 | #define ieee_get_lineno _bfd_nosymbols_get_lineno | |
3999 | #define ieee_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol | |
4000 | #define ieee_read_minisymbols _bfd_generic_read_minisymbols | |
4001 | #define ieee_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol | |
4002 | ||
4003 | #define ieee_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup | |
4004 | ||
4005 | #define ieee_set_arch_mach _bfd_generic_set_arch_mach | |
4006 | ||
4007 | #define ieee_get_section_contents_in_window \ | |
4008 | _bfd_generic_get_section_contents_in_window | |
4009 | #define ieee_bfd_get_relocated_section_contents \ | |
4010 | bfd_generic_get_relocated_section_contents | |
4011 | #define ieee_bfd_relax_section bfd_generic_relax_section | |
4012 | #define ieee_bfd_gc_sections bfd_generic_gc_sections | |
8550eb6e | 4013 | #define ieee_bfd_merge_sections bfd_generic_merge_sections |
252b5132 RH |
4014 | #define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
4015 | #define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols | |
4016 | #define ieee_bfd_final_link _bfd_generic_final_link | |
4017 | #define ieee_bfd_link_split_section _bfd_generic_link_split_section | |
4018 | ||
4019 | /*SUPPRESS 460 */ | |
4020 | const bfd_target ieee_vec = | |
4021 | { | |
4022 | "ieee", /* name */ | |
4023 | bfd_target_ieee_flavour, | |
4024 | BFD_ENDIAN_UNKNOWN, /* target byte order */ | |
4025 | BFD_ENDIAN_UNKNOWN, /* target headers byte order */ | |
4026 | (HAS_RELOC | EXEC_P | /* object flags */ | |
4027 | HAS_LINENO | HAS_DEBUG | | |
4028 | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), | |
4029 | (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS | |
4030 | | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ | |
4031 | '_', /* leading underscore */ | |
4032 | ' ', /* ar_pad_char */ | |
4033 | 16, /* ar_max_namelen */ | |
4034 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
4035 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
4036 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ | |
4037 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, | |
4038 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
4039 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ | |
4040 | ||
4041 | {_bfd_dummy_target, | |
4042 | ieee_object_p, /* bfd_check_format */ | |
4043 | ieee_archive_p, | |
4044 | _bfd_dummy_target, | |
4045 | }, | |
4046 | { | |
4047 | bfd_false, | |
4048 | ieee_mkobject, | |
4049 | _bfd_generic_mkarchive, | |
4050 | bfd_false | |
4051 | }, | |
4052 | { | |
4053 | bfd_false, | |
4054 | ieee_write_object_contents, | |
4055 | _bfd_write_archive_contents, | |
4056 | bfd_false, | |
4057 | }, | |
4058 | ||
47fda0d3 AM |
4059 | /* ieee_close_and_cleanup, ieee_bfd_free_cached_info, ieee_new_section_hook, |
4060 | ieee_get_section_contents, ieee_get_section_contents_in_window */ | |
252b5132 | 4061 | BFD_JUMP_TABLE_GENERIC (ieee), |
47fda0d3 | 4062 | |
252b5132 RH |
4063 | BFD_JUMP_TABLE_COPY (_bfd_generic), |
4064 | BFD_JUMP_TABLE_CORE (_bfd_nocore), | |
47fda0d3 AM |
4065 | |
4066 | /* ieee_slurp_armap, ieee_slurp_extended_name_table, | |
4067 | ieee_construct_extended_name_table, ieee_truncate_arname, | |
4068 | ieee_write_armap, ieee_read_ar_hdr, ieee_openr_next_archived_file, | |
4069 | ieee_get_elt_at_index, ieee_generic_stat_arch_elt, | |
4070 | ieee_update_armap_timestamp */ | |
252b5132 | 4071 | BFD_JUMP_TABLE_ARCHIVE (ieee), |
47fda0d3 AM |
4072 | |
4073 | /* ieee_get_symtab_upper_bound, ieee_get_symtab, ieee_make_empty_symbol, | |
4074 | ieee_print_symbol, ieee_get_symbol_info, ieee_bfd_is_local_label_name, | |
4075 | ieee_get_lineno, ieee_find_nearest_line, ieee_bfd_make_debug_symbol, | |
4076 | ieee_read_minisymbols, ieee_minisymbol_to_symbol */ | |
252b5132 | 4077 | BFD_JUMP_TABLE_SYMBOLS (ieee), |
47fda0d3 AM |
4078 | |
4079 | /* ieee_get_reloc_upper_bound, ieee_canonicalize_reloc, | |
4080 | ieee_bfd_reloc_type_lookup */ | |
252b5132 | 4081 | BFD_JUMP_TABLE_RELOCS (ieee), |
47fda0d3 AM |
4082 | |
4083 | /* ieee_set_arch_mach, ieee_set_section_contents */ | |
252b5132 | 4084 | BFD_JUMP_TABLE_WRITE (ieee), |
47fda0d3 AM |
4085 | |
4086 | /* ieee_sizeof_headers, ieee_bfd_get_relocated_section_contents, | |
4087 | ieee_bfd_relax_section, ieee_bfd_link_hash_table_create, | |
4088 | ieee_bfd_link_add_symbols, ieee_bfd_final_link, | |
4089 | ieee_bfd_link_split_section, ieee_bfd_gc_sections, | |
4090 | ieee_bfd_merge_sections */ | |
252b5132 | 4091 | BFD_JUMP_TABLE_LINK (ieee), |
47fda0d3 | 4092 | |
252b5132 RH |
4093 | BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), |
4094 | ||
c3c89269 | 4095 | NULL, |
dc810e39 | 4096 | |
252b5132 RH |
4097 | (PTR) 0 |
4098 | }; |