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[deliverable/binutils-gdb.git] / bfd / ieee.c
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aff6e0b4 1/* BFD back-end for ieee-695 objects.
f8254a3c 2 Copyright (C) 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
b2c91bd9 3 Written by Steve Chamberlain of Cygnus Support.
d0ec7a8e 4
b2c91bd9 5This file is part of BFD, the Binary File Descriptor library.
87f86b4e 6
b2c91bd9 7This program is free software; you can redistribute it and/or modify
9b4641a6 8it under the terms of the GNU General Public License as published by
b2c91bd9
SC		 9the Free Software Foundation; either version 2 of the License, or
10(at your option) any later version.
87f86b4e 11
b2c91bd9 12This program is distributed in the hope that it will be useful,
9b4641a6
JG		 13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
87f86b4e 16
9b4641a6 17You should have received a copy of the GNU General Public License
b2c91bd9 18along with this program; if not, write to the Free Software
c3246d9b 19Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
87f86b4e 20
aff6e0b4 21#define KEEPMINUSPCININST 0
9465d03e 22
b2c91bd9
SC		 23/* IEEE 695 format is a stream of records, which we parse using a simple one-
24 token (which is one byte in this lexicon) lookahead recursive decent
25 parser. */
d0ec7a8e 26
87f86b4e 27#include "bfd.h"
01dd1b2b 28#include "sysdep.h"
87f86b4e 29#include "libbfd.h"
87f86b4e
DHW		 30#include "ieee.h"
31#include "libieee.h"
14578105
ILT		 32
33static boolean ieee_write_byte PARAMS ((bfd *, bfd_byte));
34static boolean ieee_write_2bytes PARAMS ((bfd *, int));
35static boolean ieee_write_int PARAMS ((bfd *, bfd_vma));
36static boolean ieee_write_id PARAMS ((bfd *, const char *));
37static boolean ieee_write_expression
38 PARAMS ((bfd *, bfd_vma, asymbol *, boolean, unsigned int));
39static void ieee_write_int5 PARAMS ((bfd_byte *, bfd_vma));
40static boolean ieee_write_int5_out PARAMS ((bfd *, bfd_vma));
41static boolean ieee_write_section_part PARAMS ((bfd *));
42static boolean do_with_relocs PARAMS ((bfd *, asection *));
43static boolean do_as_repeat PARAMS ((bfd *, asection *));
44static boolean do_without_relocs PARAMS ((bfd *, asection *));
45static boolean ieee_write_external_part PARAMS ((bfd *));
46static boolean ieee_write_data_part PARAMS ((bfd *));
efa77952 47static boolean ieee_write_debug_part PARAMS ((bfd *));
14578105 48static boolean ieee_write_me_part PARAMS ((bfd *));
e4d27380 49static boolean ieee_write_processor PARAMS ((bfd *));
9465d03e 50
f8254a3c 51static boolean ieee_slurp_debug PARAMS ((bfd *));
e4d27380 52static boolean ieee_slurp_section_data PARAMS ((bfd *));
f8254a3c 53
ce3f6d51
JG		 54/* Functions for writing to ieee files in the strange way that the
55 standard requires. */
87f86b4e 56
14578105 57static boolean
57a1867e
DM		 58ieee_write_byte (abfd, byte)
59 bfd *abfd;
60 bfd_byte byte;
87f86b4e 61{
14578105
ILT		 62 if (bfd_write ((PTR) &byte, 1, 1, abfd) != 1)
63 return false;
64 return true;
b2c91bd9
SC		 65}
66
14578105 67static boolean
57a1867e
DM		 68ieee_write_2bytes (abfd, bytes)
69 bfd *abfd;
70 int bytes;
87f86b4e
DHW		 71{
72 bfd_byte buffer[2];
14578105 73
87f86b4e
DHW		 74 buffer[0] = bytes >> 8;
75 buffer[1] = bytes & 0xff;
4002f18a 76 if (bfd_write ((PTR) buffer, 1, 2, abfd) != 2)
14578105
ILT		 77 return false;
78 return true;
87f86b4e
DHW		 79}
80
14578105 81static boolean
57a1867e
DM		 82ieee_write_int (abfd, value)
83 bfd *abfd;
84 bfd_vma value;
87f86b4e 85{
14578105 86 if (value <= 127)
9783e04a 87 {
14578105
ILT		 88 if (! ieee_write_byte (abfd, (bfd_byte) value))
89 return false;
9783e04a
DM		 90 }
91 else
92 {
93 unsigned int length;
14578105 94
9783e04a
DM		 95 /* How many significant bytes ? */
96 /* FIXME FOR LONGER INTS */
97 if (value & 0xff000000)
14578105 98 length = 4;
9783e04a 99 else if (value & 0x00ff0000)
14578105 100 length = 3;
9783e04a 101 else if (value & 0x0000ff00)
14578105 102 length = 2;
9783e04a
DM		 103 else
104 length = 1;
105
14578105
ILT		 106 if (! ieee_write_byte (abfd,
107 (bfd_byte) ((int) ieee_number_repeat_start_enum
108 + length)))
109 return false;
9783e04a
DM		 110 switch (length)
111 {
112 case 4:
14578105
ILT		 113 if (! ieee_write_byte (abfd, (bfd_byte) (value >> 24)))
114 return false;
115 /* Fall through. */
9783e04a 116 case 3:
14578105
ILT		 117 if (! ieee_write_byte (abfd, (bfd_byte) (value >> 16)))
118 return false;
119 /* Fall through. */
9783e04a 120 case 2:
14578105
ILT		 121 if (! ieee_write_byte (abfd, (bfd_byte) (value >> 8)))
122 return false;
123 /* Fall through. */
9783e04a 124 case 1:
14578105
ILT		 125 if (! ieee_write_byte (abfd, (bfd_byte) (value)))
126 return false;
9783e04a 127 }
87f86b4e 128 }
14578105
ILT		 129
130 return true;
87f86b4e
DHW		 131}
132
14578105 133static boolean
57a1867e
DM		 134ieee_write_id (abfd, id)
135 bfd *abfd;
14578105 136 const char *id;
87f86b4e 137{
9783e04a 138 size_t length = strlen (id);
14578105 139
9783e04a
DM		 140 if (length <= 127)
141 {
14578105
ILT		 142 if (! ieee_write_byte (abfd, (bfd_byte) length))
143 return false;
9783e04a
DM		 144 }
145 else if (length < 255)
146 {
14578105
ILT		 147 if (! ieee_write_byte (abfd, ieee_extension_length_1_enum)
148 || ! ieee_write_byte (abfd, (bfd_byte) length))
149 return false;
9783e04a
DM		 150 }
151 else if (length < 65535)
152 {
14578105
ILT		 153 if (! ieee_write_byte (abfd, ieee_extension_length_2_enum)
154 || ! ieee_write_2bytes (abfd, (int) length))
155 return false;
9783e04a
DM		 156 }
157 else
158 {
14578105
ILT		 159 (*_bfd_error_handler)
160 ("%s: string too long (%d chars, max 65535)",
161 bfd_get_filename (abfd), length);
162 bfd_set_error (bfd_error_invalid_operation);
163 return false;
9783e04a 164 }
14578105 165
4002f18a 166 if (bfd_write ((PTR) id, 1, length, abfd) != length)
14578105
ILT		 167 return false;
168 return true;
87f86b4e 169}
9783e04a 170\f
87f86b4e
DHW		 171/***************************************************************************
172Functions for reading from ieee files in the strange way that the
173standard requires:
174*/
87f86b4e 175
6f715d66
SC		 176#define this_byte(ieee) *((ieee)->input_p)
177#define next_byte(ieee) ((ieee)->input_p++)
178#define this_byte_and_next(ieee) (*((ieee)->input_p++))
87f86b4e 179
9783e04a 180static unsigned short
57a1867e
DM		 181read_2bytes (ieee)
182 common_header_type *ieee;
87f86b4e 183{
9783e04a
DM		 184 unsigned char c1 = this_byte_and_next (ieee);
185 unsigned char c2 = this_byte_and_next (ieee);
186 return (c1 << 8) | c2;
87f86b4e
DHW		 187}
188
189static void
57a1867e
DM		 190bfd_get_string (ieee, string, length)
191 common_header_type *ieee;
192 char *string;
193 size_t length;
87f86b4e
DHW		 194{
195 size_t i;
9783e04a
DM		 196 for (i = 0; i < length; i++)
197 {
198 string[i] = this_byte_and_next (ieee);
199 }
87f86b4e
DHW		 200}
201
301dfc71 202static char *
57a1867e
DM		 203read_id (ieee)
204 common_header_type *ieee;
87f86b4e
DHW		 205{
206 size_t length;
207 char *string;
9783e04a
DM		 208 length = this_byte_and_next (ieee);
209 if (length <= 0x7f)
210 {
211 /* Simple string of length 0 to 127 */
212 }
213 else if (length == 0xde)
214 {
215 /* Length is next byte, allowing 0..255 */
216 length = this_byte_and_next (ieee);
217 }
218 else if (length == 0xdf)
219 {
220 /* Length is next two bytes, allowing 0..65535 */
221 length = this_byte_and_next (ieee);
222 length = (length * 256) + this_byte_and_next (ieee);
223 }
87f86b4e 224 /* Buy memory and read string */
9783e04a
DM		 225 string = bfd_alloc (ieee->abfd, length + 1);
226 if (!string)
a9713b91 227 return NULL;
9783e04a 228 bfd_get_string (ieee, string, length);
87f86b4e
DHW		 229 string[length] = 0;
230 return string;
231}
232
14578105 233static boolean
57a1867e
DM		 234ieee_write_expression (abfd, value, symbol, pcrel, index)
235 bfd *abfd;
236 bfd_vma value;
237 asymbol *symbol;
238 boolean pcrel;
239 unsigned int index;
87f86b4e 240{
69e0d34d 241 unsigned int term_count = 0;
b2c91bd9 242
9783e04a
DM		 243 if (value != 0)
244 {
14578105
ILT		 245 if (! ieee_write_int (abfd, value))
246 return false;
9783e04a
DM		 247 term_count++;
248 }
87f86b4e 249
8feff717 250 if (bfd_is_com_section (symbol->section)
c3246d9b 251 || bfd_is_und_section (symbol->section))
9783e04a
DM		 252 {
253 /* Def of a common symbol */
14578105
ILT		 254 if (! ieee_write_byte (abfd, ieee_variable_X_enum)
255 || ! ieee_write_int (abfd, symbol->value))
256 return false;
69e0d34d 257 term_count++;
87f86b4e 258 }
c3246d9b 259 else if (! bfd_is_abs_section (symbol->section))
69e0d34d 260 {
9783e04a 261 /* Ref to defined symbol - */
301dfc71 262
9783e04a
DM		 263 if (symbol->flags & BSF_GLOBAL)
264 {
14578105
ILT		 265 if (! ieee_write_byte (abfd, ieee_variable_I_enum)
266 || ! ieee_write_int (abfd, symbol->value))
267 return false;
9783e04a
DM		 268 term_count++;
269 }
270 else if (symbol->flags & (BSF_LOCAL | BSF_SECTION_SYM))
271 {
14578105
ILT		 272 /* This is a reference to a defined local symbol. We can
273 easily do a local as a section+offset. */
e4d27380
ILT		 274 if (! ieee_write_byte (abfd, ieee_variable_R_enum)
275 || ! ieee_write_byte (abfd,
276 (bfd_byte) (symbol->section->index
277 + IEEE_SECTION_NUMBER_BASE)))
14578105 278 return false;
9783e04a 279 term_count++;
e4d27380
ILT		 280 if (symbol->value != 0)
281 {
282 if (! ieee_write_int (abfd, symbol->value))
283 return false;
284 term_count++;
285 }
9783e04a
DM		 286 }
287 else
288 {
14578105
ILT		 289 (*_bfd_error_handler)
290 ("%s: unrecognized symbol `%s' flags 0x%x",
291 bfd_get_filename (abfd), bfd_asymbol_name (symbol),
292 symbol->flags);
293 bfd_set_error (bfd_error_invalid_operation);
294 return false;
9783e04a 295 }
87f86b4e 296 }
87f86b4e 297
9783e04a
DM		 298 if (pcrel)
299 {
69e0d34d 300 /* subtract the pc from here by asking for PC of this section*/
14578105
ILT		 301 if (! ieee_write_byte (abfd, ieee_variable_P_enum)
302 || ! ieee_write_byte (abfd,
303 (bfd_byte) (index + IEEE_SECTION_NUMBER_BASE))
304 || ! ieee_write_byte (abfd, ieee_function_minus_enum))
305 return false;
69e0d34d
SC		 306 }
307
e4d27380
ILT		 308 /* Handle the degenerate case of a 0 address. */
309 if (term_count == 0)
310 {
311 if (! ieee_write_int (abfd, 0))
312 return false;
313 }
314
14578105 315 while (term_count > 1)
9783e04a 316 {
14578105
ILT		 317 if (! ieee_write_byte (abfd, ieee_function_plus_enum))
318 return false;
319 term_count--;
b2c91bd9 320 }
14578105
ILT		 321
322 return true;
87f86b4e 323}
9783e04a 324\f
87f86b4e
DHW		 325/*****************************************************************************/
326
327/*
328writes any integer into the buffer supplied and always takes 5 bytes
329*/
330static void
57a1867e
DM		 331ieee_write_int5 (buffer, value)
332 bfd_byte *buffer;
333 bfd_vma value;
87f86b4e 334{
9783e04a
DM		 335 buffer[0] = (bfd_byte) ieee_number_repeat_4_enum;
336 buffer[1] = (value >> 24) & 0xff;
337 buffer[2] = (value >> 16) & 0xff;
338 buffer[3] = (value >> 8) & 0xff;
339 buffer[4] = (value >> 0) & 0xff;
301dfc71 340}
9783e04a 341
14578105 342static boolean
57a1867e
DM		 343ieee_write_int5_out (abfd, value)
344 bfd *abfd;
345 bfd_vma value;
301dfc71 346{
d0ec7a8e 347 bfd_byte b[5];
14578105 348
9783e04a 349 ieee_write_int5 (b, value);
4002f18a 350 if (bfd_write ((PTR) b, 1, 5, abfd) != 5)
14578105
ILT		 351 return false;
352 return true;
87f86b4e 353}
87f86b4e 354
9783e04a 355static boolean
57a1867e
DM		 356parse_int (ieee, value_ptr)
357 common_header_type *ieee;
358 bfd_vma *value_ptr;
87f86b4e 359{
9783e04a 360 int value = this_byte (ieee);
87f86b4e 361 int result;
9783e04a
DM		 362 if (value >= 0 && value <= 127)
363 {
364 *value_ptr = value;
365 next_byte (ieee);
366 return true;
367 }
368 else if (value >= 0x80 && value <= 0x88)
369 {
370 unsigned int count = value & 0xf;
371 result = 0;
372 next_byte (ieee);
373 while (count)
374 {
375 result = (result << 8) | this_byte_and_next (ieee);
376 count--;
377 }
378 *value_ptr = result;
379 return true;
380 }
87f86b4e
DHW		 381 return false;
382}
9783e04a 383
301dfc71 384static int
57a1867e
DM		 385parse_i (ieee, ok)
386 common_header_type *ieee;
387 boolean *ok;
87f86b4e
DHW		 388{
389 bfd_vma x;
9783e04a 390 *ok = parse_int (ieee, &x);
87f86b4e
DHW		 391 return x;
392}
393
9783e04a 394static bfd_vma
57a1867e
DM		 395must_parse_int (ieee)
396 common_header_type *ieee;
87f86b4e
DHW		 397{
398 bfd_vma result;
9783e04a 399 BFD_ASSERT (parse_int (ieee, &result) == true);
87f86b4e
DHW		 400 return result;
401}
402
9783e04a 403typedef struct
87f86b4e
DHW		 404{
405 bfd_vma value;
406 asection *section;
407 ieee_symbol_index_type symbol;
408} ieee_value_type;
409
410
e4d27380
ILT		 411#if KEEPMINUSPCININST
412
413#define SRC_MASK(arg) arg
414#define PCREL_OFFSET false
415
416#else
417
418#define SRC_MASK(arg) 0
419#define PCREL_OFFSET true
420
421#endif
422
14578105
ILT		 423static reloc_howto_type abs32_howto =
424 HOWTO (1,
425 0,
426 2,
427 32,
428 false,
429 0,
430 complain_overflow_bitfield,
431 0,
432 "abs32",
433 true,
434 0xffffffff,
435 0xffffffff,
436 false);
437
438static reloc_howto_type abs16_howto =
439 HOWTO (1,
440 0,
441 1,
442 16,
443 false,
444 0,
445 complain_overflow_bitfield,
446 0,
447 "abs16",
448 true,
449 0x0000ffff,
450 0x0000ffff,
451 false);
452
453static reloc_howto_type abs8_howto =
454 HOWTO (1,
455 0,
456 0,
457 8,
458 false,
459 0,
460 complain_overflow_bitfield,
461 0,
462 "abs8",
463 true,
464 0x000000ff,
465 0x000000ff,
466 false);
467
468static reloc_howto_type rel32_howto =
469 HOWTO (1,
470 0,
471 2,
472 32,
473 true,
474 0,
475 complain_overflow_signed,
476 0,
477 "rel32",
478 true,
e4d27380 479 SRC_MASK (0xffffffff),
14578105 480 0xffffffff,
e4d27380 481 PCREL_OFFSET);
14578105
ILT		 482
483static reloc_howto_type rel16_howto =
484 HOWTO (1,
485 0,
486 1,
487 16,
488 true,
489 0,
490 complain_overflow_signed,
491 0,
492 "rel16",
493 true,
e4d27380 494 SRC_MASK (0x0000ffff),
14578105 495 0x0000ffff,
e4d27380 496 PCREL_OFFSET);
14578105
ILT		 497
498static reloc_howto_type rel8_howto =
499 HOWTO (1,
500 0,
501 0,
502 8,
503 true,
504 0,
505 complain_overflow_signed,
506 0,
507 "rel8",
508 true,
e4d27380 509 SRC_MASK (0x000000ff),
14578105 510 0x000000ff,
e4d27380 511 PCREL_OFFSET);
14578105
ILT		 512
513static ieee_symbol_index_type NOSYMBOL = {0, 0};
87f86b4e 514
301dfc71 515static void
57a1867e
DM		 516parse_expression (ieee, value, symbol, pcrel, extra, section)
517 ieee_data_type *ieee;
518 bfd_vma *value;
519 ieee_symbol_index_type *symbol;
520 boolean *pcrel;
521 unsigned int *extra;
522 asection **section;
d0ec7a8e 523
87f86b4e
DHW		 524{
525#define POS sp[1]
526#define TOS sp[0]
527#define NOS sp[-1]
528#define INC sp++;
529#define DEC sp--;
69e0d34d 530
87f86b4e
DHW		 531 boolean loop = true;
532 ieee_value_type stack[10];
533
534 /* The stack pointer always points to the next unused location */
535#define PUSH(x,y,z) TOS.symbol=x;TOS.section=y;TOS.value=z;INC;
536#define POP(x,y,z) DEC;x=TOS.symbol;y=TOS.section;z=TOS.value;
537 ieee_value_type *sp = stack;
538
9783e04a
DM		 539 while (loop)
540 {
541 switch (this_byte (&(ieee->h)))
87f86b4e 542 {
d0ec7a8e
SC		 543 case ieee_variable_P_enum:
544 /* P variable, current program counter for section n */
9783e04a
DM		 545 {
546 int section_n;
547 next_byte (&(ieee->h));
548 *pcrel = true;
549 section_n = must_parse_int (&(ieee->h));
e4d27380 550 PUSH (NOSYMBOL, bfd_abs_section_ptr, 0);
9783e04a
DM		 551 break;
552 }
d0ec7a8e
SC		 553 case ieee_variable_L_enum:
554 /* L variable address of section N */
9783e04a
DM		 555 next_byte (&(ieee->h));
556 PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0);
d0ec7a8e
SC		 557 break;
558 case ieee_variable_R_enum:
559 /* R variable, logical address of section module */
560 /* FIXME, this should be different to L */
9783e04a
DM		 561 next_byte (&(ieee->h));
562 PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0);
d0ec7a8e
SC		 563 break;
564 case ieee_variable_S_enum:
565 /* S variable, size in MAUS of section module */
9783e04a
DM		 566 next_byte (&(ieee->h));
567 PUSH (NOSYMBOL,
568 0,
569 ieee->section_table[must_parse_int (&(ieee->h))]->_raw_size);
87f86b4e 570 break;
9783e04a 571 case ieee_variable_I_enum:
e4d27380
ILT		 572 /* Push the address of variable n */
573 {
574 ieee_symbol_index_type sy;
575 next_byte (&(ieee->h));
576 sy.index = (int) must_parse_int (&(ieee->h));
577 sy.letter = 'I';
578
579 PUSH (sy, bfd_abs_section_ptr, 0);
580 }
581 break;
d0ec7a8e
SC		 582 case ieee_variable_X_enum:
583 /* Push the address of external variable n */
9783e04a
DM		 584 {
585 ieee_symbol_index_type sy;
586 next_byte (&(ieee->h));
587 sy.index = (int) (must_parse_int (&(ieee->h)));
588 sy.letter = 'X';
87f86b4e 589
c3246d9b 590 PUSH (sy, bfd_und_section_ptr, 0);
9783e04a 591 }
d0ec7a8e
SC		 592 break;
593 case ieee_function_minus_enum:
9783e04a
DM		 594 {
595 bfd_vma value1, value2;
596 asection *section1, *section_dummy;
597 ieee_symbol_index_type sy;
598 next_byte (&(ieee->h));
599
600 POP (sy, section1, value1);
601 POP (sy, section_dummy, value2);
e4d27380 602 PUSH (sy, section1 ? section1 : section_dummy, value2 - value1);
9783e04a 603 }
d0ec7a8e
SC		 604 break;
605 case ieee_function_plus_enum:
9783e04a
DM		 606 {
607 bfd_vma value1, value2;
608 asection *section1;
609 asection *section2;
610 ieee_symbol_index_type sy1;
611 ieee_symbol_index_type sy2;
612 next_byte (&(ieee->h));
613
614 POP (sy1, section1, value1);
615 POP (sy2, section2, value2);
c3246d9b
ILT		 616 PUSH (sy1.letter ? sy1 : sy2,
617 bfd_is_abs_section (section1) ? section2 : section1,
618 value1 + value2);
9783e04a 619 }
d0ec7a8e 620 break;
9783e04a
DM		 621 default:
622 {
623 bfd_vma va;
624 BFD_ASSERT (this_byte (&(ieee->h)) < (int) ieee_variable_A_enum
625 || this_byte (&(ieee->h)) > (int) ieee_variable_Z_enum);
626 if (parse_int (&(ieee->h), &va))
627 {
c3246d9b 628 PUSH (NOSYMBOL, bfd_abs_section_ptr, va);
9783e04a
DM		 629 }
630 else
631 {
632 /*
d0ec7a8e
SC		 633 Thats all that we can understand. As far as I can see
634 there is a bug in the Microtec IEEE output which I'm
9783e04a 635 using to scan, whereby the comma operator is omitted
d0ec7a8e
SC		 636 sometimes in an expression, giving expressions with too
637 many terms. We can tell if that's the case by ensuring
638 that sp == stack here. If not, then we've pushed
9783e04a
DM		 639 something too far, so we keep adding. */
640
641 while (sp != stack + 1)
642 {
643 asection *section1;
644 ieee_symbol_index_type sy1;
645 POP (sy1, section1, *extra);
646 }
647 {
648 asection *dummy;
d0ec7a8e 649
9783e04a
DM		 650 POP (*symbol, dummy, *value);
651 if (section)
652 *section = dummy;
d0ec7a8e 653 }
9465d03e 654
d0ec7a8e
SC		 655 loop = false;
656 }
9783e04a 657 }
d0ec7a8e 658 }
9783e04a 659 }
87f86b4e
DHW		 660}
661
301dfc71 662
301dfc71 663#define ieee_seek(abfd, offset) \
e98e6ec1 664 IEEE_DATA(abfd)->h.input_p = IEEE_DATA(abfd)->h.first_byte + offset
6f715d66 665
ae115e51
ILT		 666#define ieee_pos(abfd) \
667 (IEEE_DATA(abfd)->h.input_p - IEEE_DATA(abfd)->h.first_byte)
87f86b4e 668
b2c91bd9 669static unsigned int last_index;
9783e04a
DM		 670static char last_type; /* is the index for an X or a D */
671
b2c91bd9 672static ieee_symbol_type *
57a1867e
DM		 673get_symbol (abfd,
674 ieee,
675 last_symbol,
676 symbol_count,
677 pptr,
678 max_index,
679 this_type
9783e04a 680)
57a1867e
DM		 681 bfd *abfd;
682 ieee_data_type *ieee;
683 ieee_symbol_type *last_symbol;
684 unsigned int *symbol_count;
685 ieee_symbol_type ***pptr;
686 unsigned int *max_index;
687 char this_type
688 ;
b2c91bd9
SC		 689{
690 /* Need a new symbol */
9783e04a
DM		 691 unsigned int new_index = must_parse_int (&(ieee->h));
692 if (new_index != last_index || this_type != last_type)
693 {
694 ieee_symbol_type *new_symbol = (ieee_symbol_type *) bfd_alloc (ieee->h.abfd,
695 sizeof (ieee_symbol_type));
696 if (!new_symbol)
a9713b91 697 return NULL;
9783e04a
DM		 698
699 new_symbol->index = new_index;
700 last_index = new_index;
701 (*symbol_count)++;
702 **pptr = new_symbol;
703 *pptr = &new_symbol->next;
704 if (new_index > *max_index)
705 {
706 *max_index = new_index;
707 }
708 last_type = this_type;
e4d27380 709 new_symbol->symbol.section = bfd_abs_section_ptr;
9783e04a
DM		 710 return new_symbol;
711 }
b2c91bd9
SC		 712 return last_symbol;
713}
9783e04a 714
326e32d7 715static boolean
57a1867e
DM		 716ieee_slurp_external_symbols (abfd)
717 bfd *abfd;
87f86b4e 718{
9783e04a 719 ieee_data_type *ieee = IEEE_DATA (abfd);
87f86b4e
DHW		 720 file_ptr offset = ieee->w.r.external_part;
721
722 ieee_symbol_type **prev_symbols_ptr = &ieee->external_symbols;
723 ieee_symbol_type **prev_reference_ptr = &ieee->external_reference;
9783e04a 724 ieee_symbol_type *symbol = (ieee_symbol_type *) NULL;
87f86b4e
DHW		 725 unsigned int symbol_count = 0;
726 boolean loop = true;
b2c91bd9 727 last_index = 0xffffff;
87f86b4e
DHW		 728 ieee->symbol_table_full = true;
729
9783e04a 730 ieee_seek (abfd, offset);
87f86b4e 731
9783e04a
DM		 732 while (loop)
733 {
734 switch (this_byte (&(ieee->h)))
735 {
736 case ieee_nn_record:
737 next_byte (&(ieee->h));
aff6e0b4 738
9783e04a
DM		 739 symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
740 &prev_symbols_ptr,
e4d27380 741 &ieee->external_symbol_max_index, 'I');
326e32d7
ILT		 742 if (symbol == NULL)
743 return false;
b2c91bd9 744
9783e04a
DM		 745 symbol->symbol.the_bfd = abfd;
746 symbol->symbol.name = read_id (&(ieee->h));
c3246d9b 747 symbol->symbol.udata.p = (PTR) NULL;
9783e04a
DM		 748 symbol->symbol.flags = BSF_NO_FLAGS;
749 break;
750 case ieee_external_symbol_enum:
751 next_byte (&(ieee->h));
b2c91bd9 752
9783e04a
DM		 753 symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
754 &prev_symbols_ptr,
755 &ieee->external_symbol_max_index, 'D');
326e32d7
ILT		 756 if (symbol == NULL)
757 return false;
87f86b4e 758
9783e04a 759 BFD_ASSERT (symbol->index >= ieee->external_symbol_min_index);
b2c91bd9 760
9783e04a
DM		 761 symbol->symbol.the_bfd = abfd;
762 symbol->symbol.name = read_id (&(ieee->h));
c3246d9b 763 symbol->symbol.udata.p = (PTR) NULL;
9783e04a
DM		 764 symbol->symbol.flags = BSF_NO_FLAGS;
765 break;
766 case ieee_attribute_record_enum >> 8:
767 {
768 unsigned int symbol_name_index;
769 unsigned int symbol_type_index;
770 unsigned int symbol_attribute_def;
771 bfd_vma value;
e4d27380 772 switch (read_2bytes (ieee))
9783e04a 773 {
e4d27380
ILT		 774 case ieee_attribute_record_enum:
775 symbol_name_index = must_parse_int (&(ieee->h));
776 symbol_type_index = must_parse_int (&(ieee->h));
777 symbol_attribute_def = must_parse_int (&(ieee->h));
778 switch (symbol_attribute_def)
779 {
780 case 8:
781 case 19:
782 parse_int (&ieee->h, &value);
783 break;
784 default:
785 (*_bfd_error_handler)
786 ("%s: unimplemented ATI record %u for symbol %u",
787 bfd_get_filename (abfd), symbol_attribute_def,
788 symbol_name_index);
789 bfd_set_error (bfd_error_bad_value);
790 return false;
791 break;
792 }
793 break;
794 case ieee_external_reference_info_record_enum:
795 /* Skip over ATX record. */
796 parse_int (&(ieee->h), &value);
9783e04a
DM		 797 parse_int (&(ieee->h), &value);
798 parse_int (&(ieee->h), &value);
9783e04a
DM		 799 parse_int (&(ieee->h), &value);
800 break;
801 }
b2c91bd9 802 }
9783e04a
DM		 803 break;
804 case ieee_value_record_enum >> 8:
805 {
806 unsigned int symbol_name_index;
807 ieee_symbol_index_type symbol_ignore;
808 boolean pcrel_ignore;
809 unsigned int extra;
810 next_byte (&(ieee->h));
811 next_byte (&(ieee->h));
812
813 symbol_name_index = must_parse_int (&(ieee->h));
814 parse_expression (ieee,
815 &symbol->symbol.value,
816 &symbol_ignore,
817 &pcrel_ignore,
818 &extra,
819 &symbol->symbol.section);
820
821 symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT;
e98e6ec1 822
b2c91bd9 823 }
9783e04a
DM		 824 break;
825 case ieee_weak_external_reference_enum:
826 {
827 bfd_vma size;
828 bfd_vma value;
829 next_byte (&(ieee->h));
830 /* Throw away the external reference index */
831 (void) must_parse_int (&(ieee->h));
832 /* Fetch the default size if not resolved */
833 size = must_parse_int (&(ieee->h));
834 /* Fetch the defautlt value if available */
835 if (parse_int (&(ieee->h), &value) == false)
836 {
837 value = 0;
838 }
839 /* This turns into a common */
c3246d9b 840 symbol->symbol.section = bfd_com_section_ptr;
9783e04a
DM		 841 symbol->symbol.value = size;
842 }
843 break;
87f86b4e 844
9783e04a
DM		 845 case ieee_external_reference_enum:
846 next_byte (&(ieee->h));
b2c91bd9 847
9783e04a
DM		 848 symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
849 &prev_reference_ptr,
850 &ieee->external_reference_max_index, 'X');
326e32d7
ILT		 851 if (symbol == NULL)
852 return false;
b2c91bd9 853
9783e04a
DM		 854 symbol->symbol.the_bfd = abfd;
855 symbol->symbol.name = read_id (&(ieee->h));
c3246d9b
ILT		 856 symbol->symbol.udata.p = (PTR) NULL;
857 symbol->symbol.section = bfd_und_section_ptr;
9783e04a
DM		 858 symbol->symbol.value = (bfd_vma) 0;
859 symbol->symbol.flags = 0;
b2c91bd9 860
9783e04a
DM		 861 BFD_ASSERT (symbol->index >= ieee->external_reference_min_index);
862 break;
87f86b4e 863
9783e04a
DM		 864 default:
865 loop = false;
866 }
87f86b4e 867 }
87f86b4e 868
9783e04a
DM		 869 if (ieee->external_symbol_max_index != 0)
870 {
871 ieee->external_symbol_count =
872 ieee->external_symbol_max_index -
873 ieee->external_symbol_min_index + 1;
874 }
875 else
876 {
877 ieee->external_symbol_count = 0;
878 }
87f86b4e 879
9783e04a
DM		 880 if (ieee->external_reference_max_index != 0)
881 {
882 ieee->external_reference_count =
883 ieee->external_reference_max_index -
87f86b4e 884 ieee->external_reference_min_index + 1;
9783e04a
DM		 885 }
886 else
887 {
888 ieee->external_reference_count = 0;
889 }
87f86b4e
DHW		 890
891 abfd->symcount =
9783e04a 892 ieee->external_reference_count + ieee->external_symbol_count;
b2c91bd9 893
9783e04a
DM		 894 if (symbol_count != abfd->symcount)
895 {
896 /* There are gaps in the table -- */
897 ieee->symbol_table_full = false;
898 }
b2c91bd9 899
9783e04a
DM		 900 *prev_symbols_ptr = (ieee_symbol_type *) NULL;
901 *prev_reference_ptr = (ieee_symbol_type *) NULL;
326e32d7
ILT		 902
903 return true;
87f86b4e
DHW		 904}
905
326e32d7 906static boolean
57a1867e
DM		 907ieee_slurp_symbol_table (abfd)
908 bfd *abfd;
87f86b4e 909{
9783e04a
DM		 910 if (IEEE_DATA (abfd)->read_symbols == false)
911 {
326e32d7
ILT		 912 if (! ieee_slurp_external_symbols (abfd))
913 return false;
9783e04a
DM		 914 IEEE_DATA (abfd)->read_symbols = true;
915 }
326e32d7 916 return true;
87f86b4e
DHW		 917}
918
326e32d7 919long
57a1867e
DM		 920ieee_get_symtab_upper_bound (abfd)
921 bfd *abfd;
87f86b4e 922{
326e32d7
ILT		 923 if (! ieee_slurp_symbol_table (abfd))
924 return -1;
87f86b4e 925
9783e04a
DM		 926 return (abfd->symcount != 0) ?
927 (abfd->symcount + 1) * (sizeof (ieee_symbol_type *)) : 0;
87f86b4e
DHW		 928}
929
9783e04a 930/*
87f86b4e
DHW		 931Move from our internal lists to the canon table, and insert in
932symbol index order
933*/
934
2f3508ad 935extern const bfd_target ieee_vec;
9783e04a 936
326e32d7 937long
57a1867e
DM		 938ieee_get_symtab (abfd, location)
939 bfd *abfd;
940 asymbol **location;
87f86b4e
DHW		 941{
942 ieee_symbol_type *symp;
943 static bfd dummy_bfd;
944 static asymbol empty_symbol =
9783e04a 945 /* the_bfd, name, value, attr, section */
c3246d9b 946 {&dummy_bfd, " ieee empty", (symvalue) 0, BSF_DEBUGGING, bfd_abs_section_ptr};
b2c91bd9 947
9783e04a
DM		 948 if (abfd->symcount)
949 {
950 ieee_data_type *ieee = IEEE_DATA (abfd);
951 dummy_bfd.xvec = &ieee_vec;
326e32d7
ILT		 952 if (! ieee_slurp_symbol_table (abfd))
953 return -1;
b2c91bd9 954
9783e04a
DM		 955 if (ieee->symbol_table_full == false)
956 {
957 /* Arrgh - there are gaps in the table, run through and fill them */
958 /* up with pointers to a null place */
959 unsigned int i;
960 for (i = 0; i < abfd->symcount; i++)
961 {
962 location[i] = &empty_symbol;
963 }
964 }
87f86b4e 965
9783e04a
DM		 966 ieee->external_symbol_base_offset = -ieee->external_symbol_min_index;
967 for (symp = IEEE_DATA (abfd)->external_symbols;
968 symp != (ieee_symbol_type *) NULL;
969 symp = symp->next)
970 {
971 /* Place into table at correct index locations */
972 location[symp->index + ieee->external_symbol_base_offset] = &symp->symbol;
973 }
87f86b4e 974
9783e04a
DM		 975 /* The external refs are indexed in a bit */
976 ieee->external_reference_base_offset =
977 -ieee->external_reference_min_index + ieee->external_symbol_count;
87f86b4e 978
9783e04a
DM		 979 for (symp = IEEE_DATA (abfd)->external_reference;
980 symp != (ieee_symbol_type *) NULL;
981 symp = symp->next)
982 {
983 location[symp->index + ieee->external_reference_base_offset] =
984 &symp->symbol;
87f86b4e 985
9783e04a
DM		 986 }
987 }
988 if (abfd->symcount)
989 {
990 location[abfd->symcount] = (asymbol *) NULL;
294eaca4 991 }
87f86b4e
DHW		 992 return abfd->symcount;
993}
9783e04a 994
b2c91bd9 995static asection *
57a1867e
DM		 996get_section_entry (abfd, ieee, index)
997 bfd *abfd;
998 ieee_data_type *ieee;
999 unsigned int index;
9783e04a
DM		 1000{
1001 if (ieee->section_table[index] == (asection *) NULL)
1002 {
1003 char *tmp = bfd_alloc (abfd, 11);
1004 asection *section;
1005
1006 if (!tmp)
a9713b91 1007 return NULL;
9783e04a
DM		 1008 sprintf (tmp, " fsec%4d", index);
1009 section = bfd_make_section (abfd, tmp);
1010 ieee->section_table[index] = section;
1011 section->flags = SEC_NO_FLAGS;
1012 section->target_index = index;
1013 ieee->section_table[index] = section;
1014 }
b2c91bd9
SC		 1015 return ieee->section_table[index];
1016}
87f86b4e
DHW		 1017
1018static void
57a1867e
DM		 1019ieee_slurp_sections (abfd)
1020 bfd *abfd;
87f86b4e 1021{
9783e04a 1022 ieee_data_type *ieee = IEEE_DATA (abfd);
87f86b4e 1023 file_ptr offset = ieee->w.r.section_part;
9783e04a 1024 asection *section = (asection *) NULL;
b07d03ba 1025 char *name;
87f86b4e 1026
9783e04a
DM		 1027 if (offset != 0)
1028 {
1029 bfd_byte section_type[3];
1030 ieee_seek (abfd, offset);
1031 while (true)
1032 {
1033 switch (this_byte (&(ieee->h)))
71858486 1034 {
9783e04a
DM		 1035 case ieee_section_type_enum:
1036 {
1037 unsigned int section_index;
1038 next_byte (&(ieee->h));
1039 section_index = must_parse_int (&(ieee->h));
1040 /* Fixme to be nice about a silly number of sections */
1041 BFD_ASSERT (section_index < NSECTIONS);
b2c91bd9 1042
9783e04a
DM		 1043 section = get_section_entry (abfd, ieee, section_index);
1044
1045 section_type[0] = this_byte_and_next (&(ieee->h));
e4d27380
ILT		 1046
1047 /* Set minimal section attributes. Attributes are
1048 extended later, based on section contents. */
1049
9783e04a
DM		 1050 switch (section_type[0])
1051 {
1052 case 0xC1:
1053 /* Normal attributes for absolute sections */
1054 section_type[1] = this_byte (&(ieee->h));
e4d27380 1055 section->flags = SEC_ALLOC;
9783e04a
DM		 1056 switch (section_type[1])
1057 {
1058 case 0xD3: /* AS Absolute section attributes */
1059 next_byte (&(ieee->h));
1060 section_type[2] = this_byte (&(ieee->h));
1061 switch (section_type[2])
1062 {
1063 case 0xD0:
1064 /* Normal code */
1065 next_byte (&(ieee->h));
e4d27380 1066 section->flags |= SEC_CODE;
9783e04a
DM		 1067 break;
1068 case 0xC4:
9783e04a 1069 /* Normal data */
e4d27380
ILT		 1070 next_byte (&(ieee->h));
1071 section->flags |= SEC_DATA;
9783e04a
DM		 1072 break;
1073 case 0xD2:
1074 next_byte (&(ieee->h));
1075 /* Normal rom data */
e4d27380 1076 section->flags |= SEC_ROM | SEC_DATA;
9783e04a
DM		 1077 break;
1078 default:
1079 break;
1080 }
1081 }
1082 break;
1083 case 0xC3: /* Named relocatable sections (type C) */
1084 section_type[1] = this_byte (&(ieee->h));
e4d27380 1085 section->flags = SEC_ALLOC;
9783e04a
DM		 1086 switch (section_type[1])
1087 {
1088 case 0xD0: /* Normal code (CP) */
1089 next_byte (&(ieee->h));
e4d27380 1090 section->flags |= SEC_CODE;
9783e04a
DM		 1091 break;
1092 case 0xC4: /* Normal data (CD) */
1093 next_byte (&(ieee->h));
e4d27380 1094 section->flags |= SEC_DATA;
9783e04a
DM		 1095 break;
1096 case 0xD2: /* Normal rom data (CR) */
1097 next_byte (&(ieee->h));
e4d27380 1098 section->flags |= SEC_ROM | SEC_DATA;
9783e04a
DM		 1099 break;
1100 default:
1101 break;
1102 }
1103 }
1104
1105 /* Read section name, use it if non empty. */
1106 name = read_id (&ieee->h);
1107 if (name[0])
1108 section->name = name;
1109
1110 /* Skip these fields, which we don't care about */
1111 {
1112 bfd_vma parent, brother, context;
1113 parse_int (&(ieee->h), &parent);
1114 parse_int (&(ieee->h), &brother);
1115 parse_int (&(ieee->h), &context);
1116 }
1117 }
b2c91bd9 1118 break;
9783e04a
DM		 1119 case ieee_section_alignment_enum:
1120 {
1121 unsigned int section_index;
1122 bfd_vma value;
1123 asection *section;
1124 next_byte (&(ieee->h));
1125 section_index = must_parse_int (&ieee->h);
1126 section = get_section_entry (abfd, ieee, section_index);
1127 if (section_index > ieee->section_count)
1128 {
1129 ieee->section_count = section_index;
1130 }
1131 section->alignment_power =
1132 bfd_log2 (must_parse_int (&ieee->h));
1133 (void) parse_int (&(ieee->h), &value);
1134 }
b2c91bd9 1135 break;
9783e04a
DM		 1136 case ieee_e2_first_byte_enum:
1137 {
1138 ieee_record_enum_type t = (ieee_record_enum_type) (read_2bytes (&(ieee->h)));
1139
1140 switch (t)
1141 {
1142 case ieee_section_size_enum:
1143 section = ieee->section_table[must_parse_int (&(ieee->h))];
1144 section->_raw_size = must_parse_int (&(ieee->h));
1145 break;
1146 case ieee_physical_region_size_enum:
1147 section = ieee->section_table[must_parse_int (&(ieee->h))];
1148 section->_raw_size = must_parse_int (&(ieee->h));
1149 break;
1150 case ieee_region_base_address_enum:
1151 section = ieee->section_table[must_parse_int (&(ieee->h))];
1152 section->vma = must_parse_int (&(ieee->h));
14578105 1153 section->lma = section->vma;
9783e04a
DM		 1154 break;
1155 case ieee_mau_size_enum:
1156 must_parse_int (&(ieee->h));
1157 must_parse_int (&(ieee->h));
1158 break;
1159 case ieee_m_value_enum:
1160 must_parse_int (&(ieee->h));
1161 must_parse_int (&(ieee->h));
1162 break;
1163 case ieee_section_base_address_enum:
1164 section = ieee->section_table[must_parse_int (&(ieee->h))];
1165 section->vma = must_parse_int (&(ieee->h));
14578105 1166 section->lma = section->vma;
9783e04a
DM		 1167 break;
1168 case ieee_section_offset_enum:
1169 (void) must_parse_int (&(ieee->h));
1170 (void) must_parse_int (&(ieee->h));
1171 break;
1172 default:
1173 return;
1174 }
1175 }
b2c91bd9
SC		 1176 break;
1177 default:
1178 return;
1179 }
9783e04a 1180 }
87f86b4e 1181 }
87f86b4e
DHW		 1182}
1183
f8254a3c
ILT		 1184/* Make a section for the debugging information, if any. We don't try
1185 to interpret the debugging information; we just point the section
1186 at the area in the file so that program which understand can dig it
1187 out. */
1188
1189static boolean
1190ieee_slurp_debug (abfd)
1191 bfd *abfd;
1192{
1193 ieee_data_type *ieee = IEEE_DATA (abfd);
1194 asection *sec;
1195
1196 if (ieee->w.r.debug_information_part == 0)
1197 return true;
1198
1199 sec = bfd_make_section (abfd, ".debug");
1200 if (sec == NULL)
1201 return false;
1202 sec->flags |= SEC_DEBUGGING | SEC_HAS_CONTENTS;
1203 sec->filepos = ieee->w.r.debug_information_part;
1204 sec->_raw_size = ieee->w.r.data_part - ieee->w.r.debug_information_part;
1205
1206 return true;
1207}
1208\f
87f86b4e 1209/***********************************************************************
9783e04a 1210* archive stuff
87f86b4e 1211*/
9783e04a 1212
2f3508ad 1213const bfd_target *
57a1867e
DM		 1214ieee_archive_p (abfd)
1215 bfd *abfd;
87f86b4e
DHW		 1216{
1217 char *library;
1218 boolean loop;
87f86b4e 1219 unsigned int i;
70e00914 1220 unsigned char buffer[512];
f8e01940 1221 file_ptr buffer_offset = 0;
69e0d34d 1222 ieee_ar_data_type *save = abfd->tdata.ieee_ar_data;
9783e04a
DM		 1223 ieee_ar_data_type *ieee;
1224 abfd->tdata.ieee_ar_data = (ieee_ar_data_type *) bfd_alloc (abfd, sizeof (ieee_ar_data_type));
1225 if (!abfd->tdata.ieee_ar_data)
a9713b91 1226 return NULL;
9783e04a 1227 ieee = IEEE_AR_DATA (abfd);
9465d03e 1228
4002f18a
ILT		 1229 /* FIXME: Check return value. I'm not sure whether it needs to read
1230 the entire buffer or not. */
9783e04a 1231 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
d0ec7a8e 1232
6f715d66
SC		 1233 ieee->h.first_byte = buffer;
1234 ieee->h.input_p = buffer;
d0ec7a8e 1235
6f715d66
SC		 1236 ieee->h.abfd = abfd;
1237
9783e04a
DM		 1238 if (this_byte (&(ieee->h)) != Module_Beginning)
1239 {
1240 abfd->tdata.ieee_ar_data = save;
2f3508ad 1241 return (const bfd_target *) NULL;
69e0d34d 1242 }
6f715d66 1243
9783e04a
DM		 1244 next_byte (&(ieee->h));
1245 library = read_id (&(ieee->h));
1246 if (strcmp (library, "LIBRARY") != 0)
1247 {
1248 bfd_release (abfd, ieee);
1249 abfd->tdata.ieee_ar_data = save;
2f3508ad 1250 return (const bfd_target *) NULL;
9783e04a 1251 }
87f86b4e 1252 /* Throw away the filename */
9783e04a 1253 read_id (&(ieee->h));
9465d03e 1254
6f715d66
SC		 1255 ieee->element_count = 0;
1256 ieee->element_index = 0;
87f86b4e 1257
9783e04a
DM		 1258 next_byte (&(ieee->h)); /* Drop the ad part */
1259 must_parse_int (&(ieee->h)); /* And the two dummy numbers */
1260 must_parse_int (&(ieee->h));
87f86b4e
DHW		 1261
1262 loop = true;
1263 /* Read the index of the BB table */
9783e04a
DM		 1264 while (loop)
1265 {
1266 ieee_ar_obstack_type t;
1267 int rec = read_2bytes (&(ieee->h));
1268 if (rec == (int) ieee_assign_value_to_variable_enum)
1269 {
1270 must_parse_int (&(ieee->h));
1271 t.file_offset = must_parse_int (&(ieee->h));
1272 t.abfd = (bfd *) NULL;
1273 ieee->element_count++;
1274
14578105 1275 bfd_alloc_grow (abfd, (PTR) &t, sizeof t);
9783e04a
DM		 1276
1277 /* Make sure that we don't go over the end of the buffer */
1278
ae115e51 1279 if ((size_t) ieee_pos (abfd) > sizeof (buffer) / 2)
9783e04a
DM		 1280 {
1281 /* Past half way, reseek and reprime */
1282 buffer_offset += ieee_pos (abfd);
4002f18a
ILT		 1283 if (bfd_seek (abfd, buffer_offset, SEEK_SET) != 0)
1284 return NULL;
1285 /* FIXME: Check return value. I'm not sure whether it
1286 needs to read the entire buffer or not. */
9783e04a
DM		 1287 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
1288 ieee->h.first_byte = buffer;
1289 ieee->h.input_p = buffer;
1290 }
1291 }
1292 else
1293 loop = false;
87f86b4e 1294 }
6f715d66 1295
14578105 1296 ieee->elements = (ieee_ar_obstack_type *) bfd_alloc_finish (abfd);
9783e04a 1297 if (!ieee->elements)
14578105 1298 return (const bfd_target *) NULL;
87f86b4e
DHW		 1299
1300 /* Now scan the area again, and replace BB offsets with file */
1301 /* offsets */
1302
9783e04a
DM		 1303 for (i = 2; i < ieee->element_count; i++)
1304 {
4002f18a
ILT		 1305 if (bfd_seek (abfd, ieee->elements[i].file_offset, SEEK_SET) != 0)
1306 return NULL;
1307 /* FIXME: Check return value. I'm not sure whether it needs to
1308 read the entire buffer or not. */
9783e04a
DM		 1309 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
1310 ieee->h.first_byte = buffer;
1311 ieee->h.input_p = buffer;
1312
1313 next_byte (&(ieee->h)); /* Drop F8 */
1314 next_byte (&(ieee->h)); /* Drop 14 */
1315 must_parse_int (&(ieee->h)); /* Drop size of block */
1316 if (must_parse_int (&(ieee->h)) != 0)
1317 {
1318 /* This object has been deleted */
1319 ieee->elements[i].file_offset = 0;
1320 }
1321 else
1322 {
1323 ieee->elements[i].file_offset = must_parse_int (&(ieee->h));
1324 }
87f86b4e 1325 }
87f86b4e 1326
aff6e0b4 1327/* abfd->has_armap = ;*/
87f86b4e
DHW		 1328 return abfd->xvec;
1329}
1330
301dfc71 1331static boolean
57a1867e
DM		 1332ieee_mkobject (abfd)
1333 bfd *abfd;
9783e04a
DM		 1334{
1335 abfd->tdata.ieee_data = (ieee_data_type *) bfd_zalloc (abfd, sizeof (ieee_data_type));
1336 return abfd->tdata.ieee_data ? true : false;
301dfc71
SC		 1337}
1338
2f3508ad 1339const bfd_target *
57a1867e
DM		 1340ieee_object_p (abfd)
1341 bfd *abfd;
87f86b4e
DHW		 1342{
1343 char *processor;
1344 unsigned int part;
301dfc71 1345 ieee_data_type *ieee;
70e00914 1346 unsigned char buffer[300];
9783e04a 1347 ieee_data_type *save = IEEE_DATA (abfd);
70e00914 1348
e98e6ec1 1349 abfd->tdata.ieee_data = 0;
9783e04a
DM		 1350 ieee_mkobject (abfd);
1351
1352 ieee = IEEE_DATA (abfd);
4002f18a
ILT		 1353 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
1354 goto fail;
301dfc71 1355 /* Read the first few bytes in to see if it makes sense */
4002f18a
ILT		 1356 /* FIXME: Check return value. I'm not sure whether it needs to read
1357 the entire buffer or not. */
9783e04a 1358 bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
301dfc71 1359
6f715d66 1360 ieee->h.input_p = buffer;
9783e04a 1361 if (this_byte_and_next (&(ieee->h)) != Module_Beginning)
2f3508ad 1362 goto got_wrong_format;
301dfc71 1363
9783e04a
DM		 1364 ieee->read_symbols = false;
1365 ieee->read_data = false;
301dfc71
SC		 1366 ieee->section_count = 0;
1367 ieee->external_symbol_max_index = 0;
1368 ieee->external_symbol_min_index = IEEE_PUBLIC_BASE;
9783e04a 1369 ieee->external_reference_min_index = IEEE_REFERENCE_BASE;
301dfc71 1370 ieee->external_reference_max_index = 0;
6f715d66 1371 ieee->h.abfd = abfd;
9783e04a 1372 memset ((PTR) ieee->section_table, 0, sizeof (ieee->section_table));
301dfc71 1373
9783e04a
DM		 1374 processor = ieee->mb.processor = read_id (&(ieee->h));
1375 if (strcmp (processor, "LIBRARY") == 0)
2f3508ad 1376 goto got_wrong_format;
9783e04a
DM		 1377 ieee->mb.module_name = read_id (&(ieee->h));
1378 if (abfd->filename == (CONST char *) NULL)
b2c91bd9 1379 {
9783e04a 1380 abfd->filename = ieee->mb.module_name;
b2c91bd9 1381 }
9783e04a
DM		 1382 /* Determine the architecture and machine type of the object file.
1383 */
1384 {
a9713b91 1385 const bfd_arch_info_type *arch = bfd_scan_arch (processor);
9783e04a 1386 if (arch == 0)
2f3508ad 1387 goto got_wrong_format;
9783e04a 1388 abfd->arch_info = arch;
87f86b4e
DHW		 1389 }
1390
9783e04a
DM		 1391 if (this_byte (&(ieee->h)) != (int) ieee_address_descriptor_enum)
1392 {
301dfc71 1393 goto fail;
87f86b4e 1394 }
9783e04a
DM		 1395 next_byte (&(ieee->h));
1396
1397 if (parse_int (&(ieee->h), &ieee->ad.number_of_bits_mau) == false)
1398 {
301dfc71 1399 goto fail;
87f86b4e 1400 }
9783e04a
DM		 1401 if (parse_int (&(ieee->h), &ieee->ad.number_of_maus_in_address) == false)
1402 {
301dfc71 1403 goto fail;
87f86b4e
DHW		 1404 }
1405
9783e04a
DM		 1406 /* If there is a byte order info, take it */
1407 if (this_byte (&(ieee->h)) == (int) ieee_variable_L_enum ||
1408 this_byte (&(ieee->h)) == (int) ieee_variable_M_enum)
1409 next_byte (&(ieee->h));
1410
1411 for (part = 0; part < N_W_VARIABLES; part++)
1412 {
1413 boolean ok;
1414 if (read_2bytes (&(ieee->h)) != (int) ieee_assign_value_to_variable_enum)
1415 {
1416 goto fail;
1417 }
1418 if (this_byte_and_next (&(ieee->h)) != part)
1419 {
1420 goto fail;
1421 }
1422
1423 ieee->w.offset[part] = parse_i (&(ieee->h), &ok);
1424 if (ok == false)
1425 {
1426 goto fail;
1427 }
1428
1429 }
301dfc71 1430
e4d27380
ILT		 1431 if (ieee->w.r.external_part != 0)
1432 abfd->flags = HAS_SYMS;
1433
1434 /* By now we know that this is a real IEEE file, we're going to read
1435 the whole thing into memory so that we can run up and down it
1436 quickly. We can work out how big the file is from the trailer
1437 record */
1438
1439 IEEE_DATA (abfd)->h.first_byte =
1440 (unsigned char *) bfd_alloc (ieee->h.abfd, ieee->w.r.me_record + 1);
9783e04a 1441 if (!IEEE_DATA (abfd)->h.first_byte)
a9713b91 1442 goto fail;
4002f18a
ILT		 1443 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
1444 goto fail;
1445 /* FIXME: Check return value. I'm not sure whether it needs to read
1446 the entire buffer or not. */
e4d27380
ILT		 1447 bfd_read ((PTR) (IEEE_DATA (abfd)->h.first_byte), 1,
1448 ieee->w.r.me_record + 1, abfd);
301dfc71 1449
9783e04a 1450 ieee_slurp_sections (abfd);
f8254a3c
ILT		 1451
1452 if (! ieee_slurp_debug (abfd))
1453 goto fail;
1454
e4d27380
ILT		 1455 /* Parse section data to activate file and section flags implied by
1456 section contents. */
1457
1458 if (! ieee_slurp_section_data (abfd))
1459 goto fail;
1460
87f86b4e 1461 return abfd->xvec;
2f3508ad
ILT		 1462got_wrong_format:
1463 bfd_set_error (bfd_error_wrong_format);
9783e04a
DM		 1464fail:
1465 (void) bfd_release (abfd, ieee);
1466 abfd->tdata.ieee_data = save;
2f3508ad 1467 return (const bfd_target *) NULL;
87f86b4e
DHW		 1468}
1469
9783e04a 1470void
57a1867e
DM		 1471ieee_get_symbol_info (ignore_abfd, symbol, ret)
1472 bfd *ignore_abfd;
1473 asymbol *symbol;
1474 symbol_info *ret;
70e00914
KR		 1475{
1476 bfd_symbol_info (symbol, ret);
1477 if (symbol->name[0] == ' ')
1478 ret->name = "* empty table entry ";
1479 if (!symbol->section)
1480 ret->type = (symbol->flags & BSF_LOCAL) ? 'a' : 'A';
1481}
87f86b4e 1482
9783e04a 1483void
57a1867e
DM		 1484ieee_print_symbol (ignore_abfd, afile, symbol, how)
1485 bfd *ignore_abfd;
1486 PTR afile;
1487 asymbol *symbol;
1488 bfd_print_symbol_type how;
87f86b4e 1489{
9783e04a 1490 FILE *file = (FILE *) afile;
2b1d8a50 1491
9783e04a
DM		 1492 switch (how)
1493 {
1494 case bfd_print_symbol_name:
1495 fprintf (file, "%s", symbol->name);
1496 break;
1497 case bfd_print_symbol_more:
87f86b4e 1498#if 0
9783e04a
DM		 1499 fprintf (file, "%4x %2x", aout_symbol (symbol)->desc & 0xffff,
1500 aout_symbol (symbol)->other & 0xff);
87f86b4e 1501#endif
9783e04a
DM		 1502 BFD_FAIL ();
1503 break;
1504 case bfd_print_symbol_all:
301dfc71 1505 {
14578105
ILT		 1506 const char *section_name =
1507 (symbol->section == (asection *) NULL
1508 ? "*abs"
1509 : symbol->section->name);
9783e04a
DM		 1510 if (symbol->name[0] == ' ')
1511 {
1512 fprintf (file, "* empty table entry ");
1513 }
1514 else
1515 {
1516 bfd_print_symbol_vandf ((PTR) file, symbol);
301dfc71 1517
9783e04a
DM		 1518 fprintf (file, " %-5s %04x %02x %s",
1519 section_name,
1520 (unsigned) ieee_symbol (symbol)->index,
14578105 1521 (unsigned) 0,
9783e04a
DM		 1522 symbol->name);
1523 }
301dfc71 1524 }
9783e04a
DM		 1525 break;
1526 }
87f86b4e
DHW		 1527}
1528
9783e04a 1529static boolean
e4d27380 1530do_one (ieee, current_map, location_ptr, s, iterations)
57a1867e
DM		 1531 ieee_data_type *ieee;
1532 ieee_per_section_type *current_map;
1533 unsigned char *location_ptr;
1534 asection *s;
e4d27380 1535 int iterations;
7564d3d7 1536{
9783e04a
DM		 1537 switch (this_byte (&(ieee->h)))
1538 {
1539 case ieee_load_constant_bytes_enum:
7564d3d7 1540 {
9783e04a
DM		 1541 unsigned int number_of_maus;
1542 unsigned int i;
1543 next_byte (&(ieee->h));
1544 number_of_maus = must_parse_int (&(ieee->h));
1545
1546 for (i = 0; i < number_of_maus; i++)
7564d3d7 1547 {
9783e04a
DM		 1548 location_ptr[current_map->pc++] = this_byte (&(ieee->h));
1549 next_byte (&(ieee->h));
7564d3d7 1550 }
9783e04a
DM		 1551 }
1552 break;
7564d3d7 1553
9783e04a
DM		 1554 case ieee_load_with_relocation_enum:
1555 {
1556 boolean loop = true;
1557 next_byte (&(ieee->h));
1558 while (loop)
7564d3d7 1559 {
9783e04a
DM		 1560 switch (this_byte (&(ieee->h)))
1561 {
1562 case ieee_variable_R_enum:
1563
1564 case ieee_function_signed_open_b_enum:
1565 case ieee_function_unsigned_open_b_enum:
1566 case ieee_function_either_open_b_enum:
7564d3d7 1567 {
9783e04a
DM		 1568 unsigned int extra = 4;
1569 boolean pcrel = false;
1570 asection *section;
1571 ieee_reloc_type *r =
1572 (ieee_reloc_type *) bfd_alloc (ieee->h.abfd,
1573 sizeof (ieee_reloc_type));
1574 if (!r)
a9713b91 1575 return false;
7564d3d7 1576
9783e04a
DM		 1577 *(current_map->reloc_tail_ptr) = r;
1578 current_map->reloc_tail_ptr = &r->next;
1579 r->next = (ieee_reloc_type *) NULL;
1580 next_byte (&(ieee->h));
69e0d34d 1581/* abort();*/
9783e04a
DM		 1582 r->relent.sym_ptr_ptr = 0;
1583 parse_expression (ieee,
1584 &r->relent.addend,
1585 &r->symbol,
1586 &pcrel, &extra, &section);
1587 r->relent.address = current_map->pc;
e4d27380
ILT		 1588 s->flags |= SEC_RELOC;
1589 s->owner->flags |= HAS_RELOC;
9783e04a
DM		 1590 s->reloc_count++;
1591 if (r->relent.sym_ptr_ptr == 0)
1592 {
1593 r->relent.sym_ptr_ptr = section->symbol_ptr_ptr;
1594 }
1595
1596 if (this_byte (&(ieee->h)) == (int) ieee_comma)
1597 {
1598 next_byte (&(ieee->h));
1599 /* Fetch number of bytes to pad */
1600 extra = must_parse_int (&(ieee->h));
1601 };
1602
1603 switch (this_byte (&(ieee->h)))
1604 {
1605 case ieee_function_signed_close_b_enum:
1606 next_byte (&(ieee->h));
1607 break;
1608 case ieee_function_unsigned_close_b_enum:
1609 next_byte (&(ieee->h));
1610 break;
1611 case ieee_function_either_close_b_enum:
1612 next_byte (&(ieee->h));
1613 break;
1614 default:
1615 break;
1616 }
1617 /* Build a relocation entry for this type */
1618 /* If pc rel then stick -ve pc into instruction
14578105 1619 and take out of reloc ..
b2c91bd9 1620
14578105
ILT		 1621 I've changed this. It's all too complicated. I
1622 keep 0 in the instruction now. */
9783e04a
DM		 1623
1624 switch (extra)
1625 {
1626 case 0:
1627 case 4:
1628
1629 if (pcrel == true)
1630 {
b2c91bd9 1631#if KEEPMINUSPCININST
9783e04a
DM		 1632 bfd_put_32 (ieee->h.abfd, -current_map->pc, location_ptr +
1633 current_map->pc);
1634 r->relent.howto = &rel32_howto;
1635 r->relent.addend -=
1636 current_map->pc;
b2c91bd9 1637#else
9783e04a
DM		 1638 bfd_put_32 (ieee->h.abfd, 0, location_ptr +
1639 current_map->pc);
1640 r->relent.howto = &rel32_howto;
b2c91bd9 1641#endif
9783e04a
DM		 1642 }
1643 else
1644 {
1645 bfd_put_32 (ieee->h.abfd, 0, location_ptr +
1646 current_map->pc);
1647 r->relent.howto = &abs32_howto;
1648 }
1649 current_map->pc += 4;
1650 break;
1651 case 2:
1652 if (pcrel == true)
1653 {
b2c91bd9 1654#if KEEPMINUSPCININST
9783e04a
DM		 1655 bfd_put_16 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc);
1656 r->relent.addend -= current_map->pc;
1657 r->relent.howto = &rel16_howto;
b2c91bd9
SC		 1658#else
1659
9783e04a
DM		 1660 bfd_put_16 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1661 r->relent.howto = &rel16_howto;
b2c91bd9 1662#endif
9783e04a
DM		 1663 }
1664
1665 else
1666 {
1667 bfd_put_16 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1668 r->relent.howto = &abs16_howto;
1669 }
1670 current_map->pc += 2;
1671 break;
1672 case 1:
1673 if (pcrel == true)
1674 {
b2c91bd9 1675#if KEEPMINUSPCININST
9783e04a
DM		 1676 bfd_put_8 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc);
1677 r->relent.addend -= current_map->pc;
1678 r->relent.howto = &rel8_howto;
b2c91bd9 1679#else
9783e04a
DM		 1680 bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1681 r->relent.howto = &rel8_howto;
b2c91bd9 1682#endif
9783e04a
DM		 1683 }
1684 else
1685 {
1686 bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc);
1687 r->relent.howto = &abs8_howto;
1688 }
1689 current_map->pc += 1;
1690 break;
1691
1692 default:
1693 BFD_FAIL ();
e4d27380 1694 return false;
9783e04a
DM		 1695 }
1696 }
1697 break;
1698 default:
1699 {
1700 bfd_vma this_size;
1701 if (parse_int (&(ieee->h), &this_size) == true)
1702 {
1703 unsigned int i;
1704 for (i = 0; i < this_size; i++)
1705 {
1706 location_ptr[current_map->pc++] = this_byte (&(ieee->h));
1707 next_byte (&(ieee->h));
1708 }
1709 }
1710 else
1711 {
1712 loop = false;
1713 }
7564d3d7 1714 }
9783e04a 1715 }
e4d27380
ILT		 1716
1717 /* Prevent more than the first load-item of an LR record
1718 from being repeated (MRI convention). */
1719 if (iterations != 1)
1720 loop = false;
7564d3d7
SC		 1721 }
1722 }
9783e04a
DM		 1723 }
1724 return true;
7564d3d7 1725}
87f86b4e 1726
6f715d66 1727/* Read in all the section data and relocation stuff too */
9783e04a 1728static boolean
57a1867e
DM		 1729ieee_slurp_section_data (abfd)
1730 bfd *abfd;
87f86b4e 1731{
9783e04a
DM		 1732 bfd_byte *location_ptr = (bfd_byte *) NULL;
1733 ieee_data_type *ieee = IEEE_DATA (abfd);
1734 unsigned int section_number;
87f86b4e 1735
9783e04a 1736 ieee_per_section_type *current_map = (ieee_per_section_type *) NULL;
87f86b4e
DHW		 1737 asection *s;
1738 /* Seek to the start of the data area */
9783e04a
DM		 1739 if (ieee->read_data == true)
1740 return true;
87f86b4e 1741 ieee->read_data = true;
9783e04a 1742 ieee_seek (abfd, ieee->w.r.data_part);
87f86b4e
DHW		 1743
1744 /* Allocate enough space for all the section contents */
1745
9783e04a
DM		 1746 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
1747 {
1748 ieee_per_section_type *per = (ieee_per_section_type *) s->used_by_bfd;
f8254a3c
ILT		 1749 if ((s->flags & SEC_DEBUGGING) != 0)
1750 continue;
9783e04a
DM		 1751 per->data = (bfd_byte *) bfd_alloc (ieee->h.abfd, s->_raw_size);
1752 if (!per->data)
a9713b91 1753 return false;
9783e04a
DM		 1754 /*SUPPRESS 68*/
1755 per->reloc_tail_ptr =
1756 (ieee_reloc_type **) & (s->relocation);
1757 }
87f86b4e 1758
9783e04a
DM		 1759 while (true)
1760 {
1761 switch (this_byte (&(ieee->h)))
87f86b4e 1762 {
7564d3d7
SC		 1763 /* IF we see anything strange then quit */
1764 default:
1765 return true;
87f86b4e 1766
7564d3d7 1767 case ieee_set_current_section_enum:
9783e04a
DM		 1768 next_byte (&(ieee->h));
1769 section_number = must_parse_int (&(ieee->h));
7564d3d7 1770 s = ieee->section_table[section_number];
e4d27380 1771 s->flags |= SEC_LOAD | SEC_HAS_CONTENTS;
7564d3d7
SC		 1772 current_map = (ieee_per_section_type *) s->used_by_bfd;
1773 location_ptr = current_map->data - s->vma;
1774 /* The document I have says that Microtec's compilers reset */
1775 /* this after a sec section, even though the standard says not */
1776 /* to. SO .. */
9783e04a 1777 current_map->pc = s->vma;
7564d3d7 1778 break;
87f86b4e 1779
7564d3d7 1780 case ieee_e2_first_byte_enum:
9783e04a
DM		 1781 next_byte (&(ieee->h));
1782 switch (this_byte (&(ieee->h)))
1783 {
1784 case ieee_set_current_pc_enum & 0xff:
7564d3d7 1785 {
9783e04a
DM		 1786 bfd_vma value;
1787 ieee_symbol_index_type symbol;
1788 unsigned int extra;
1789 boolean pcrel;
1790 next_byte (&(ieee->h));
1791 must_parse_int (&(ieee->h)); /* Thow away section #*/
1792 parse_expression (ieee, &value,
1793 &symbol,
1794 &pcrel, &extra,
1795 0);
1796 current_map->pc = value;
1797 BFD_ASSERT ((unsigned) (value - s->vma) <= s->_raw_size);
7564d3d7 1798 }
9783e04a
DM		 1799 break;
1800
1801 case ieee_value_starting_address_enum & 0xff:
1802 /* We've got to the end of the data now - */
1803 return true;
1804 default:
1805 BFD_FAIL ();
e4d27380 1806 return false;
9783e04a 1807 }
7564d3d7
SC		 1808 break;
1809 case ieee_repeat_data_enum:
9783e04a
DM		 1810 {
1811 /* Repeat the following LD or LR n times - we do this by
7564d3d7 1812 remembering the stream pointer before running it and
6f715d66
SC		 1813 resetting it and running it n times. We special case
1814 the repetition of a repeat_data/load_constant
7564d3d7
SC		 1815 */
1816
9783e04a
DM		 1817 unsigned int iterations;
1818 unsigned char *start;
1819 next_byte (&(ieee->h));
1820 iterations = must_parse_int (&(ieee->h));
1821 start = ieee->h.input_p;
1822 if (start[0] == (int) ieee_load_constant_bytes_enum &&
1823 start[1] == 1)
1824 {
1825 while (iterations != 0)
1826 {
1827 location_ptr[current_map->pc++] = start[2];
1828 iterations--;
1829 }
1830 next_byte (&(ieee->h));
1831 next_byte (&(ieee->h));
1832 next_byte (&(ieee->h));
6f715d66 1833 }
9783e04a
DM		 1834 else
1835 {
1836 while (iterations != 0)
1837 {
1838 ieee->h.input_p = start;
e4d27380
ILT		 1839 if (!do_one (ieee, current_map, location_ptr, s,
1840 iterations))
9783e04a
DM		 1841 return false;
1842 iterations--;
1843 }
7564d3d7 1844 }
9783e04a 1845 }
7564d3d7
SC		 1846 break;
1847 case ieee_load_constant_bytes_enum:
1848 case ieee_load_with_relocation_enum:
9783e04a 1849 {
e4d27380 1850 if (!do_one (ieee, current_map, location_ptr, s, 1))
9783e04a
DM		 1851 return false;
1852 }
87f86b4e 1853 }
9783e04a 1854 }
87f86b4e
DHW		 1855}
1856
87f86b4e 1857boolean
57a1867e
DM		 1858ieee_new_section_hook (abfd, newsect)
1859 bfd *abfd;
1860 asection *newsect;
87f86b4e 1861{
a6dab071 1862 newsect->used_by_bfd = (PTR)
9783e04a
DM		 1863 bfd_alloc (abfd, sizeof (ieee_per_section_type));
1864 if (!newsect->used_by_bfd)
a9713b91 1865 return false;
9783e04a
DM		 1866 ieee_per_section (newsect)->data = (bfd_byte *) NULL;
1867 ieee_per_section (newsect)->section = newsect;
87f86b4e
DHW		 1868 return true;
1869}
1870
326e32d7 1871long
57a1867e
DM		 1872ieee_get_reloc_upper_bound (abfd, asect)
1873 bfd *abfd;
1874 sec_ptr asect;
87f86b4e 1875{
f8254a3c
ILT		 1876 if ((asect->flags & SEC_DEBUGGING) != 0)
1877 return 0;
326e32d7
ILT		 1878 if (! ieee_slurp_section_data (abfd))
1879 return -1;
9783e04a 1880 return (asect->reloc_count + 1) * sizeof (arelent *);
87f86b4e
DHW		 1881}
1882
1883static boolean
57a1867e
DM		 1884ieee_get_section_contents (abfd, section, location, offset, count)
1885 bfd *abfd;
1886 sec_ptr section;
1887 PTR location;
1888 file_ptr offset;
1889 bfd_size_type count;
87f86b4e 1890{
a6dab071 1891 ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;
f8254a3c
ILT		 1892 if ((section->flags & SEC_DEBUGGING) != 0)
1893 return _bfd_generic_get_section_contents (abfd, section, location,
1894 offset, count);
9783e04a
DM		 1895 ieee_slurp_section_data (abfd);
1896 (void) memcpy ((PTR) location, (PTR) (p->data + offset), (unsigned) count);
87f86b4e
DHW		 1897 return true;
1898}
1899
326e32d7 1900long
57a1867e
DM		 1901ieee_canonicalize_reloc (abfd, section, relptr, symbols)
1902 bfd *abfd;
1903 sec_ptr section;
1904 arelent **relptr;
1905 asymbol **symbols;
87f86b4e 1906{
d0ec7a8e 1907/* ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;*/
9783e04a
DM		 1908 ieee_reloc_type *src = (ieee_reloc_type *) (section->relocation);
1909 ieee_data_type *ieee = IEEE_DATA (abfd);
1910
f8254a3c
ILT		 1911 if ((section->flags & SEC_DEBUGGING) != 0)
1912 return 0;
1913
9783e04a
DM		 1914 while (src != (ieee_reloc_type *) NULL)
1915 {
1916 /* Work out which symbol to attach it this reloc to */
1917 switch (src->symbol.letter)
1918 {
e4d27380
ILT		 1919 case 'I':
1920 src->relent.sym_ptr_ptr =
1921 symbols + src->symbol.index + ieee->external_symbol_base_offset;
1922 break;
9783e04a
DM		 1923 case 'X':
1924 src->relent.sym_ptr_ptr =
1925 symbols + src->symbol.index + ieee->external_reference_base_offset;
1926 break;
1927 case 0:
1928 src->relent.sym_ptr_ptr =
1929 src->relent.sym_ptr_ptr[0]->section->symbol_ptr_ptr;
1930 break;
1931 default:
87f86b4e 1932
9783e04a
DM		 1933 BFD_FAIL ();
1934 }
1935 *relptr++ = &src->relent;
1936 src = src->next;
87f86b4e 1937 }
9783e04a 1938 *relptr = (arelent *) NULL;
87f86b4e
DHW		 1939 return section->reloc_count;
1940}
1941
9783e04a 1942static int
57a1867e
DM		 1943comp (ap, bp)
1944 CONST PTR ap;
1945 CONST PTR bp;
87f86b4e 1946{
9783e04a
DM		 1947 arelent *a = *((arelent **) ap);
1948 arelent *b = *((arelent **) bp);
87f86b4e
DHW		 1949 return a->address - b->address;
1950}
9872a49c 1951
14578105 1952/* Write the section headers. */
87f86b4e 1953
14578105 1954static boolean
57a1867e
DM		 1955ieee_write_section_part (abfd)
1956 bfd *abfd;
87f86b4e 1957{
9783e04a 1958 ieee_data_type *ieee = IEEE_DATA (abfd);
87f86b4e 1959 asection *s;
9783e04a
DM		 1960 ieee->w.r.section_part = bfd_tell (abfd);
1961 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
1962 {
f8254a3c
ILT		 1963 if (! bfd_is_abs_section (s)
1964 && (s->flags & SEC_DEBUGGING) == 0)
6f715d66 1965 {
14578105
ILT		 1966 if (! ieee_write_byte (abfd, ieee_section_type_enum)
1967 || ! ieee_write_byte (abfd,
1968 (bfd_byte) (s->index
1969 + IEEE_SECTION_NUMBER_BASE)))
1970 return false;
6f715d66 1971
9783e04a
DM		 1972 if (abfd->flags & EXEC_P)
1973 {
1974 /* This image is executable, so output absolute sections */
14578105
ILT		 1975 if (! ieee_write_byte (abfd, ieee_variable_A_enum)
1976 || ! ieee_write_byte (abfd, ieee_variable_S_enum))
1977 return false;
9783e04a
DM		 1978 }
1979 else
1980 {
14578105
ILT		 1981 if (! ieee_write_byte (abfd, ieee_variable_C_enum))
1982 return false;
9783e04a 1983 }
6f715d66 1984
9783e04a
DM		 1985 switch (s->flags & (SEC_CODE | SEC_DATA | SEC_ROM))
1986 {
1987 case SEC_CODE | SEC_LOAD:
1988 case SEC_CODE:
14578105
ILT		 1989 if (! ieee_write_byte (abfd, ieee_variable_P_enum))
1990 return false;
9783e04a
DM		 1991 break;
1992 case SEC_DATA:
1993 default:
14578105
ILT		 1994 if (! ieee_write_byte (abfd, ieee_variable_D_enum))
1995 return false;
9783e04a
DM		 1996 break;
1997 case SEC_ROM:
1998 case SEC_ROM | SEC_DATA:
1999 case SEC_ROM | SEC_LOAD:
2000 case SEC_ROM | SEC_DATA | SEC_LOAD:
14578105
ILT		 2001 if (! ieee_write_byte (abfd, ieee_variable_R_enum))
2002 return false;
9783e04a 2003 }
87f86b4e 2004
9783e04a 2005
14578105
ILT		 2006 if (! ieee_write_id (abfd, s->name))
2007 return false;
6f715d66 2008#if 0
9783e04a
DM		 2009 ieee_write_int (abfd, 0); /* Parent */
2010 ieee_write_int (abfd, 0); /* Brother */
2011 ieee_write_int (abfd, 0); /* Context */
6f715d66 2012#endif
9783e04a 2013 /* Alignment */
14578105
ILT		 2014 if (! ieee_write_byte (abfd, ieee_section_alignment_enum)
2015 || ! ieee_write_byte (abfd,
2016 (bfd_byte) (s->index
2017 + IEEE_SECTION_NUMBER_BASE))
2018 || ! ieee_write_int (abfd, 1 << s->alignment_power))
2019 return false;
9783e04a
DM		 2020
2021 /* Size */
14578105
ILT		 2022 if (! ieee_write_2bytes (abfd, ieee_section_size_enum)
2023 || ! ieee_write_byte (abfd,
2024 (bfd_byte) (s->index
2025 + IEEE_SECTION_NUMBER_BASE))
2026 || ! ieee_write_int (abfd, s->_raw_size))
2027 return false;
9783e04a
DM		 2028 if (abfd->flags & EXEC_P)
2029 {
2030 /* Relocateable sections don't have asl records */
2031 /* Vma */
14578105
ILT		 2032 if (! ieee_write_2bytes (abfd, ieee_section_base_address_enum)
2033 || ! ieee_write_byte (abfd,
2034 ((bfd_byte)
2035 (s->index
2036 + IEEE_SECTION_NUMBER_BASE)))
2037 || ! ieee_write_int (abfd, s->vma))
2038 return false;
9783e04a
DM		 2039 }
2040 }
b2c91bd9 2041 }
14578105
ILT		 2042
2043 return true;
87f86b4e
DHW		 2044}
2045
2046
9783e04a 2047static boolean
57a1867e
DM		 2048do_with_relocs (abfd, s)
2049 bfd *abfd;
2050 asection *s;
87f86b4e 2051{
e4d27380
ILT		 2052 unsigned int number_of_maus_in_address =
2053 bfd_arch_bits_per_address (abfd) / bfd_arch_bits_per_byte (abfd);
6f715d66 2054 unsigned int relocs_to_go = s->reloc_count;
9783e04a 2055 bfd_byte *stream = ieee_per_section (s)->data;
6f715d66 2056 arelent **p = s->orelocation;
6f715d66
SC		 2057 bfd_size_type current_byte_index = 0;
2058
9783e04a
DM		 2059 qsort (s->orelocation,
2060 relocs_to_go,
2061 sizeof (arelent **),
2062 comp);
6f715d66 2063
b2c91bd9 2064 /* Output the section preheader */
14578105
ILT		 2065 if (! ieee_write_byte (abfd, ieee_set_current_section_enum)
2066 || ! ieee_write_byte (abfd,
2067 (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE))
2068 || ! ieee_write_2bytes (abfd, ieee_set_current_pc_enum)
2069 || ! ieee_write_byte (abfd,
e4d27380 2070 (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE)))
14578105 2071 return false;
e4d27380
ILT		 2072 if ((abfd->flags & EXEC_P) != 0 && relocs_to_go == 0)
2073 {
2074 if (! ieee_write_int (abfd, s->vma))
2075 return false;
2076 }
2077 else
2078 {
2079 if (! ieee_write_expression (abfd, 0, s->symbol, 0, 0))
2080 return false;
2081 }
6f715d66 2082
9783e04a
DM		 2083 if (relocs_to_go == 0)
2084 {
14578105
ILT		 2085 /* If there aren't any relocations then output the load constant
2086 byte opcode rather than the load with relocation opcode */
b2c91bd9 2087
9783e04a
DM		 2088 while (current_byte_index < s->_raw_size)
2089 {
b2c91bd9 2090 bfd_size_type run;
e4d27380 2091 unsigned int MAXRUN = 127;
b2c91bd9 2092 run = MAXRUN;
9783e04a
DM		 2093 if (run > s->_raw_size - current_byte_index)
2094 {
2095 run = s->_raw_size - current_byte_index;
2096 }
6f715d66 2097
9783e04a
DM		 2098 if (run != 0)
2099 {
14578105
ILT		 2100 if (! ieee_write_byte (abfd, ieee_load_constant_bytes_enum))
2101 return false;
9783e04a 2102 /* Output a stream of bytes */
14578105
ILT		 2103 if (! ieee_write_int (abfd, run))
2104 return false;
4002f18a
ILT		 2105 if (bfd_write ((PTR) (stream + current_byte_index),
2106 1,
2107 run,
2108 abfd)
2109 != run)
2110 return false;
9783e04a
DM		 2111 current_byte_index += run;
2112 }
6f715d66 2113 }
9783e04a
DM		 2114 }
2115 else
2116 {
14578105
ILT		 2117 if (! ieee_write_byte (abfd, ieee_load_with_relocation_enum))
2118 return false;
6f715d66 2119
9783e04a 2120 /* Output the data stream as the longest sequence of bytes
14578105
ILT		 2121 possible, allowing for the a reasonable packet size and
2122 relocation stuffs. */
6f715d66 2123
9783e04a
DM		 2124 if ((PTR) stream == (PTR) NULL)
2125 {
b2c91bd9 2126 /* Outputting a section without data, fill it up */
9783e04a
DM		 2127 stream = (unsigned char *) (bfd_alloc (abfd, s->_raw_size));
2128 if (!stream)
a9713b91 2129 return false;
ae115e51 2130 memset ((PTR) stream, 0, (size_t) s->_raw_size);
6f715d66 2131 }
9783e04a
DM		 2132 while (current_byte_index < s->_raw_size)
2133 {
b2c91bd9 2134 bfd_size_type run;
e4d27380 2135 unsigned int MAXRUN = 127;
9783e04a
DM		 2136 if (relocs_to_go)
2137 {
2138 run = (*p)->address - current_byte_index;
e4d27380
ILT		 2139 if (run > MAXRUN)
2140 run = MAXRUN;
9783e04a
DM		 2141 }
2142 else
2143 {
2144 run = MAXRUN;
2145 }
2146 if (run > s->_raw_size - current_byte_index)
2147 {
2148 run = s->_raw_size - current_byte_index;
2149 }
6f715d66 2150
9783e04a
DM		 2151 if (run != 0)
2152 {
2153 /* Output a stream of bytes */
14578105
ILT		 2154 if (! ieee_write_int (abfd, run))
2155 return false;
4002f18a
ILT		 2156 if (bfd_write ((PTR) (stream + current_byte_index),
2157 1,
2158 run,
2159 abfd)
2160 != run)
2161 return false;
9783e04a
DM		 2162 current_byte_index += run;
2163 }
b2c91bd9 2164 /* Output any relocations here */
9783e04a
DM		 2165 if (relocs_to_go && (*p) && (*p)->address == current_byte_index)
2166 {
14578105
ILT		 2167 while (relocs_to_go
2168 && (*p) && (*p)->address == current_byte_index)
9783e04a 2169 {
9783e04a 2170 arelent *r = *p;
e4d27380 2171 bfd_signed_vma ov;
b2c91bd9
SC		 2172
2173#if 0
9783e04a
DM		 2174 if (r->howto->pc_relative)
2175 {
2176 r->addend += current_byte_index;
2177 }
b2c91bd9
SC		 2178#endif
2179
9783e04a
DM		 2180 switch (r->howto->size)
2181 {
2182 case 2:
b2c91bd9 2183
e4d27380
ILT		 2184 ov = bfd_get_signed_32 (abfd,
2185 stream + current_byte_index);
9783e04a
DM		 2186 current_byte_index += 4;
2187 break;
2188 case 1:
e4d27380
ILT		 2189 ov = bfd_get_signed_16 (abfd,
2190 stream + current_byte_index);
9783e04a
DM		 2191 current_byte_index += 2;
2192 break;
2193 case 0:
e4d27380
ILT		 2194 ov = bfd_get_signed_8 (abfd,
2195 stream + current_byte_index);
9783e04a
DM		 2196 current_byte_index++;
2197 break;
2198 default:
2199 ov = 0;
2200 BFD_FAIL ();
e4d27380 2201 return false;
9783e04a 2202 }
e4d27380
ILT		 2203
2204 ov &= r->howto->src_mask;
2205
2206 if (r->howto->pc_relative
2207 && ! r->howto->pcrel_offset)
2208 ov += r->address;
2209
14578105
ILT		 2210 if (! ieee_write_byte (abfd,
2211 ieee_function_either_open_b_enum))
2212 return false;
2213
2214/* abort();*/
b2c91bd9 2215
9783e04a
DM		 2216 if (r->sym_ptr_ptr != (asymbol **) NULL)
2217 {
14578105
ILT		 2218 if (! ieee_write_expression (abfd, r->addend + ov,
2219 *(r->sym_ptr_ptr),
2220 r->howto->pc_relative,
2221 s->index))
2222 return false;
9783e04a
DM		 2223 }
2224 else
2225 {
14578105
ILT		 2226 if (! ieee_write_expression (abfd, r->addend + ov,
2227 (asymbol *) NULL,
2228 r->howto->pc_relative,
2229 s->index))
2230 return false;
9783e04a 2231 }
b2c91bd9 2232
e4d27380
ILT		 2233 if (number_of_maus_in_address
2234 != bfd_get_reloc_size (r->howto))
9783e04a 2235 {
e4d27380
ILT		 2236 if (! ieee_write_int (abfd,
2237 bfd_get_reloc_size (r->howto)))
14578105 2238 return false;
9783e04a 2239 }
14578105
ILT		 2240 if (! ieee_write_byte (abfd,
2241 ieee_function_either_close_b_enum))
2242 return false;
b2c91bd9 2243
9783e04a
DM		 2244 relocs_to_go--;
2245 p++;
2246 }
2247
2248 }
b2c91bd9 2249 }
9783e04a 2250 }
14578105 2251
9783e04a 2252 return true;
6f715d66
SC		 2253}
2254
14578105
ILT		 2255/* If there are no relocations in the output section then we can be
2256 clever about how we write. We block items up into a max of 127
2257 bytes. */
6f715d66 2258
14578105 2259static boolean
57a1867e
DM		 2260do_as_repeat (abfd, s)
2261 bfd *abfd;
2262 asection *s;
9783e04a
DM		 2263{
2264 if (s->_raw_size)
2265 {
14578105
ILT		 2266 if (! ieee_write_byte (abfd, ieee_set_current_section_enum)
2267 || ! ieee_write_byte (abfd,
2268 (bfd_byte) (s->index
2269 + IEEE_SECTION_NUMBER_BASE))
2270 || ! ieee_write_byte (abfd, ieee_set_current_pc_enum >> 8)
2271 || ! ieee_write_byte (abfd, ieee_set_current_pc_enum & 0xff)
2272 || ! ieee_write_byte (abfd,
2273 (bfd_byte) (s->index
2274 + IEEE_SECTION_NUMBER_BASE))
2275 || ! ieee_write_int (abfd, s->vma)
2276 || ! ieee_write_byte (abfd, ieee_repeat_data_enum)
2277 || ! ieee_write_int (abfd, s->_raw_size)
2278 || ! ieee_write_byte (abfd, ieee_load_constant_bytes_enum)
2279 || ! ieee_write_byte (abfd, 1)
2280 || ! ieee_write_byte (abfd, 0))
2281 return false;
9783e04a 2282 }
14578105
ILT		 2283
2284 return true;
6f715d66
SC		 2285}
2286
14578105 2287static boolean
57a1867e
DM		 2288do_without_relocs (abfd, s)
2289 bfd *abfd;
2290 asection *s;
6f715d66 2291{
9783e04a 2292 bfd_byte *stream = ieee_per_section (s)->data;
6f715d66 2293
9783e04a
DM		 2294 if (stream == 0 || ((s->flags & SEC_LOAD) == 0))
2295 {
14578105
ILT		 2296 if (! do_as_repeat (abfd, s))
2297 return false;
9783e04a
DM		 2298 }
2299 else
2300 {
2301 unsigned int i;
2302 for (i = 0; i < s->_raw_size; i++)
2303 {
2304 if (stream[i] != 0)
2305 {
14578105
ILT		 2306 if (! do_with_relocs (abfd, s))
2307 return false;
2308 return true;
9783e04a 2309 }
6f715d66 2310 }
14578105
ILT		 2311 if (! do_as_repeat (abfd, s))
2312 return false;
9783e04a
DM		 2313 }
2314
14578105 2315 return true;
6f715d66 2316}
301dfc71 2317
6f715d66
SC		 2318
2319static unsigned char *output_ptr_start;
2320static unsigned char *output_ptr;
2321static unsigned char *output_ptr_end;
2322static unsigned char *input_ptr_start;
2323static unsigned char *input_ptr;
2324static unsigned char *input_ptr_end;
2325static bfd *input_bfd;
2326static bfd *output_bfd;
2327static int output_buffer;
2328
57a1867e 2329static void
9783e04a 2330fill ()
6f715d66 2331{
4002f18a
ILT		 2332 /* FIXME: Check return value. I'm not sure whether it needs to read
2333 the entire buffer or not. */
9783e04a 2334 bfd_read ((PTR) input_ptr_start, 1, input_ptr_end - input_ptr_start, input_bfd);
6f715d66
SC		 2335 input_ptr = input_ptr_start;
2336}
57a1867e 2337static void
9783e04a 2338flush ()
6f715d66 2339{
4002f18a
ILT		 2340 if (bfd_write ((PTR) (output_ptr_start), 1, output_ptr - output_ptr_start,
2341 output_bfd)
ae115e51 2342 != (bfd_size_type) (output_ptr - output_ptr_start))
4002f18a 2343 abort ();
6f715d66
SC		 2344 output_ptr = output_ptr_start;
2345 output_buffer++;
2346}
2347
2348#define THIS() ( *input_ptr )
2349#define NEXT() { input_ptr++; if (input_ptr == input_ptr_end) fill(); }
2350#define OUT(x) { *output_ptr++ = (x); if(output_ptr == output_ptr_end) flush(); }
2351
57a1867e 2352static void
9783e04a
DM		 2353write_int (value)
2354 int value;
6f715d66 2355{
9783e04a
DM		 2356 if (value >= 0 && value <= 127)
2357 {
2358 OUT (value);
6f715d66 2359 }
9783e04a
DM		 2360 else
2361 {
2362 unsigned int length;
2363 /* How many significant bytes ? */
2364 /* FIXME FOR LONGER INTS */
2365 if (value & 0xff000000)
2366 {
2367 length = 4;
2368 }
2369 else if (value & 0x00ff0000)
2370 {
2371 length = 3;
2372 }
2373 else if (value & 0x0000ff00)
2374 {
2375 length = 2;
2376 }
2377 else
2378 length = 1;
6f715d66 2379
9783e04a
DM		 2380 OUT ((int) ieee_number_repeat_start_enum + length);
2381 switch (length)
2382 {
2383 case 4:
2384 OUT (value >> 24);
2385 case 3:
2386 OUT (value >> 16);
2387 case 2:
2388 OUT (value >> 8);
2389 case 1:
2390 OUT (value);
2391 }
6f715d66 2392
9783e04a 2393 }
6f715d66 2394}
9783e04a 2395
57a1867e 2396static void
9783e04a 2397copy_id ()
6f715d66 2398{
9783e04a 2399 int length = THIS ();
6f715d66 2400 char ch;
9783e04a
DM		 2401 OUT (length);
2402 NEXT ();
2403 while (length--)
2404 {
2405 ch = THIS ();
2406 OUT (ch);
2407 NEXT ();
2408 }
6f715d66 2409}
9783e04a 2410
6f715d66 2411#define VAR(x) ((x | 0x80))
57a1867e 2412static void
9783e04a 2413copy_expression ()
6f715d66
SC		 2414{
2415 int stack[10];
2416 int *tos = stack;
2417 int value = 0;
9783e04a
DM		 2418 while (1)
2419 {
2420 switch (THIS ())
6f715d66 2421 {
9783e04a
DM		 2422 case 0x84:
2423 NEXT ();
2424 value = THIS ();
2425 NEXT ();
2426 value = (value << 8) | THIS ();
2427 NEXT ();
2428 value = (value << 8) | THIS ();
2429 NEXT ();
2430 value = (value << 8) | THIS ();
2431 NEXT ();
6f715d66 2432 *tos++ = value;
9783e04a
DM		 2433 break;
2434 case 0x83:
2435 NEXT ();
2436 value = THIS ();
2437 NEXT ();
2438 value = (value << 8) | THIS ();
2439 NEXT ();
2440 value = (value << 8) | THIS ();
2441 NEXT ();
2442 *tos++ = value;
2443 break;
2444 case 0x82:
2445 NEXT ();
2446 value = THIS ();
2447 NEXT ();
2448 value = (value << 8) | THIS ();
2449 NEXT ();
2450 *tos++ = value;
2451 break;
2452 case 0x81:
2453 NEXT ();
2454 value = THIS ();
2455 NEXT ();
6f715d66 2456 *tos++ = value;
9783e04a
DM		 2457 break;
2458 case 0x80:
2459 NEXT ();
2460 *tos++ = 0;
2461 break;
2462 default:
2463 if (THIS () > 0x84)
2464 {
2465 /* Not a number, just bug out with the answer */
2466 write_int (*(--tos));
2467 return;
2468 }
2469 *tos++ = THIS ();
2470 NEXT ();
6f715d66 2471 value = 0;
9783e04a
DM		 2472 break;
2473 case 0xa5:
2474 /* PLUS anything */
2475 {
2476 int value = *(--tos);
2477 value += *(--tos);
2478 *tos++ = value;
2479 NEXT ();
2480 }
2481 break;
2482 case VAR ('R'):
2483 {
2484 int section_number;
2485 ieee_data_type *ieee;
2486 asection *s;
2487 NEXT ();
2488 section_number = THIS ();
2489
2490 NEXT ();
2491 ieee = IEEE_DATA (input_bfd);
2492 s = ieee->section_table[section_number];
2493 if (s->output_section)
2494 {
2495 value = s->output_section->vma;
2496 }
2497 else
2498 {
2499 value = 0;
2500 }
2501 value += s->output_offset;
2502 *tos++ = value;
2503 value = 0;
2504 }
2505 break;
2506 case 0x90:
2507 {
2508 NEXT ();
2509 write_int (*(--tos));
2510 OUT (0x90);
2511 return;
87f86b4e 2512
9783e04a 2513 }
6f715d66
SC		 2514 }
2515 }
6f715d66
SC		 2516
2517}
87f86b4e 2518
6f715d66
SC		 2519/* Drop the int in the buffer, and copy a null into the gap, which we
2520 will overwrite later */
87f86b4e 2521
9783e04a
DM		 2522struct output_buffer_struct
2523{
2524 unsigned char *ptrp;
6f715d66 2525 int buffer;
9783e04a 2526};
87f86b4e 2527
6f715d66 2528static void
57a1867e
DM		 2529fill_int (buf)
2530 struct output_buffer_struct *buf;
9783e04a
DM		 2531{
2532 if (buf->buffer == output_buffer)
2533 {
2534 /* Still a chance to output the size */
2535 int value = output_ptr - buf->ptrp + 3;
2536 buf->ptrp[0] = value >> 24;
2537 buf->ptrp[1] = value >> 16;
2538 buf->ptrp[2] = value >> 8;
2539 buf->ptrp[3] = value >> 0;
2540 }
6f715d66 2541}
9783e04a 2542
6f715d66 2543static void
57a1867e
DM		 2544drop_int (buf)
2545 struct output_buffer_struct *buf;
6f715d66 2546{
9783e04a 2547 int type = THIS ();
6f715d66 2548 int ch;
9783e04a
DM		 2549 if (type <= 0x84)
2550 {
2551 NEXT ();
2552 switch (type)
2553 {
2554 case 0x84:
2555 ch = THIS ();
2556 NEXT ();
2557 case 0x83:
2558 ch = THIS ();
2559 NEXT ();
2560 case 0x82:
2561 ch = THIS ();
2562 NEXT ();
2563 case 0x81:
2564 ch = THIS ();
2565 NEXT ();
2566 case 0x80:
2567 break;
2568 }
6f715d66 2569 }
9783e04a 2570 OUT (0x84);
6f715d66 2571 buf->ptrp = output_ptr;
9783e04a
DM		 2572 buf->buffer = output_buffer;
2573 OUT (0);
2574 OUT (0);
2575 OUT (0);
2576 OUT (0);
6f715d66
SC		 2577}
2578
57a1867e 2579static void
9783e04a 2580copy_int ()
6f715d66 2581{
9783e04a 2582 int type = THIS ();
6f715d66 2583 int ch;
9783e04a
DM		 2584 if (type <= 0x84)
2585 {
2586 OUT (type);
2587 NEXT ();
2588 switch (type)
2589 {
2590 case 0x84:
2591 ch = THIS ();
2592 NEXT ();
2593 OUT (ch);
2594 case 0x83:
2595 ch = THIS ();
2596 NEXT ();
2597 OUT (ch);
2598 case 0x82:
2599 ch = THIS ();
2600 NEXT ();
2601 OUT (ch);
2602 case 0x81:
2603 ch = THIS ();
2604 NEXT ();
2605 OUT (ch);
2606 case 0x80:
2607 break;
2608 }
6f715d66 2609 }
6f715d66
SC		 2610}
2611
2612#define ID copy_id()
2613#define INT copy_int()
2614#define EXP copy_expression()
9783e04a 2615static void copy_till_end ();
6f715d66
SC		 2616#define INTn(q) copy_int()
2617#define EXPn(q) copy_expression()
9783e04a 2618
57a1867e 2619static void
9783e04a 2620f1_record ()
6f715d66
SC		 2621{
2622 int ch;
2623 /* ATN record */
9783e04a
DM		 2624 NEXT ();
2625 ch = THIS ();
2626 switch (ch)
2627 {
2628 default:
2629 OUT (0xf1);
2630 OUT (ch);
2631 break;
2632 case 0xc9:
2633 NEXT ();
2634 OUT (0xf1);
2635 OUT (0xc9);
2636 INT;
2637 INT;
2638 ch = THIS ();
2639 switch (ch)
2640 {
2641 case 0x16:
2642 NEXT ();
2643 break;
2644 case 0x01:
2645 NEXT ();
2646 break;
2647 case 0x00:
2648 NEXT ();
2649 INT;
2650 break;
2651 case 0x03:
2652 NEXT ();
2653 INT;
2654 break;
2655 case 0x13:
2656 EXPn (instruction address);
2657 break;
2658 default:
2659 break;
2660 }
2661 break;
2662 case 0xd8:
2663 /* EXternal ref */
2664 NEXT ();
2665 OUT (0xf1);
2666 OUT (0xd8);
2667 EXP;
2668 EXP;
2669 EXP;
2670 EXP;
2671 break;
2672 case 0xce:
2673 NEXT ();
2674 OUT (0xf1);
2675 OUT (0xce);
2676 INT;
2677 INT;
2678 ch = THIS ();
2679 INT;
2680 switch (ch)
2681 {
6f715d66 2682 case 0x01:
9783e04a
DM		 2683 INT;
2684 INT;
2685 break;
6f715d66 2686 case 0x02:
9783e04a
DM		 2687 INT;
2688 break;
6f715d66 2689 case 0x04:
9783e04a
DM		 2690 EXPn (external function);
2691 break;
6f715d66
SC		 2692 case 0x05:
2693 break;
9783e04a
DM		 2694 case 0x07:
2695 INTn (line number);
2696 INT;
2697 case 0x08:
2698 break;
2699 case 0x0a:
2700 INTn (locked register);
2701 INT;
2702 break;
2703 case 0x3f:
2704 copy_till_end ();
2705 break;
2706 case 0x3e:
2707 copy_till_end ();
2708 break;
2709 case 0x40:
2710 copy_till_end ();
2711 break;
2712 case 0x41:
2713 ID;
2714 break;
87f86b4e 2715 }
9783e04a 2716 }
6f715d66
SC		 2717
2718}
9783e04a 2719
57a1867e 2720static void
9783e04a 2721f0_record ()
6f715d66
SC		 2722{
2723 /* Attribute record */
9783e04a
DM		 2724 NEXT ();
2725 OUT (0xf0);
2726 INTn (Symbol name);
6f715d66
SC		 2727 ID;
2728}
9783e04a 2729
57a1867e 2730static void
9783e04a 2731copy_till_end ()
6f715d66 2732{
9783e04a
DM		 2733 int ch = THIS ();
2734 while (1)
2735 {
2736 while (ch <= 0x80)
6f715d66 2737 {
9783e04a
DM		 2738 OUT (ch);
2739 NEXT ();
2740 ch = THIS ();
2741 }
2742 switch (ch)
2743 {
2744 case 0x84:
2745 OUT (THIS ());
2746 NEXT ();
2747 case 0x83:
2748 OUT (THIS ());
2749 NEXT ();
2750 case 0x82:
2751 OUT (THIS ());
2752 NEXT ();
2753 case 0x81:
2754 OUT (THIS ());
2755 NEXT ();
2756 OUT (THIS ());
2757 NEXT ();
2758
2759 ch = THIS ();
2760 break;
2761 default:
2762 return;
6f715d66 2763 }
6f715d66 2764 }
6f715d66
SC		 2765
2766}
2767
57a1867e 2768static void
9783e04a 2769f2_record ()
6f715d66 2770{
9783e04a
DM		 2771 NEXT ();
2772 OUT (0xf2);
2773 INT;
2774 NEXT ();
2775 OUT (0xce);
2776 INT;
2777 copy_till_end ();
6f715d66
SC		 2778}
2779
2780
9783e04a 2781static void block ();
57a1867e 2782static void
9783e04a 2783f8_record ()
6f715d66
SC		 2784{
2785 int ch;
9783e04a
DM		 2786 NEXT ();
2787 ch = THIS ();
2788 switch (ch)
2789 {
2790 case 0x01:
2791 case 0x02:
2792 case 0x03:
2793 /* Unique typedefs for module */
2794 /* GLobal typedefs */
2795 /* High level module scope beginning */
6f715d66 2796 {
9783e04a
DM		 2797 struct output_buffer_struct ob;
2798 NEXT ();
2799 OUT (0xf8);
2800 OUT (ch);
2801 drop_int (&ob);
2802 ID;
2803
2804 block ();
2805
2806 NEXT ();
2807 fill_int (&ob);
2808 OUT (0xf9);
2809 }
2810 break;
2811 case 0x04:
2812 /* Global function */
2813 {
2814 struct output_buffer_struct ob;
2815 NEXT ();
2816 OUT (0xf8);
2817 OUT (0x04);
2818 drop_int (&ob);
2819 ID;
2820 INTn (stack size);
2821 INTn (ret val);
2822 EXPn (offset);
2823
2824 block ();
2825
2826 NEXT ();
2827 OUT (0xf9);
2828 EXPn (size of block);
2829 fill_int (&ob);
2830 }
2831 break;
301dfc71 2832
9783e04a
DM		 2833 case 0x05:
2834 /* File name for source line numbers */
2835 {
2836 struct output_buffer_struct ob;
2837 NEXT ();
2838 OUT (0xf8);
2839 OUT (0x05);
2840 drop_int (&ob);
2841 ID;
2842 INTn (year);
2843 INTn (month);
2844 INTn (day);
2845 INTn (hour);
2846 INTn (monute);
2847 INTn (second);
2848 block ();
2849 NEXT ();
2850 OUT (0xf9);
2851 fill_int (&ob);
2852 }
2853 break;
d0ec7a8e 2854
9783e04a
DM		 2855 case 0x06:
2856 /* Local function */
2857 {
2858 struct output_buffer_struct ob;
2859 NEXT ();
2860 OUT (0xf8);
2861 OUT (0x06);
2862 drop_int (&ob);
2863 ID;
2864 INTn (stack size);
2865 INTn (type return);
2866 EXPn (offset);
2867 block ();
2868 NEXT ();
2869 OUT (0xf9);
2870 EXPn (size);
2871 fill_int (&ob);
2872 }
2873 break;
d0ec7a8e 2874
9783e04a
DM		 2875 case 0x0a:
2876 /* Assembler module scope beginning -*/
2877 {
2878 struct output_buffer_struct ob;
2879
2880 NEXT ();
2881 OUT (0xf8);
2882 OUT (0x0a);
2883 drop_int (&ob);
2884 ID;
2885 ID;
2886 INT;
2887 ID;
2888 INT;
2889 INT;
2890 INT;
2891 INT;
2892 INT;
2893 INT;
2894
2895 block ();
2896
2897 NEXT ();
2898 OUT (0xf9);
2899 fill_int (&ob);
2900 }
2901 break;
2902 case 0x0b:
2903 {
2904 struct output_buffer_struct ob;
2905 NEXT ();
2906 OUT (0xf8);
2907 OUT (0x0b);
2908 drop_int (&ob);
2909 ID;
2910 INT;
2911 INTn (section index);
2912 EXPn (offset);
2913 INTn (stuff);
2914
2915 block ();
2916
2917 OUT (0xf9);
2918 NEXT ();
2919 EXPn (Size in Maus);
2920 fill_int (&ob);
87f86b4e 2921 }
9783e04a
DM		 2922 break;
2923 }
6f715d66 2924}
87f86b4e 2925
57a1867e 2926static void
9783e04a 2927e2_record ()
6f715d66 2928{
9783e04a
DM		 2929 OUT (0xe2);
2930 NEXT ();
2931 OUT (0xce);
2932 NEXT ();
6f715d66
SC		 2933 INT;
2934 EXP;
2935}
2936
57a1867e
DM		 2937static void
2938block ()
6f715d66 2939{
9783e04a
DM		 2940 int ch;
2941 while (1)
2942 {
2943 ch = THIS ();
2944 switch (ch)
2945 {
2946 case 0xe1:
2947 case 0xe5:
2948 return;
2949 case 0xf9:
2950 return;
2951 case 0xf0:
2952 f0_record ();
2953 break;
2954 case 0xf1:
2955 f1_record ();
2956 break;
2957 case 0xf2:
2958 f2_record ();
2959 break;
2960 case 0xf8:
2961 f8_record ();
2962 break;
2963 case 0xe2:
2964 e2_record ();
2965 break;
6f715d66 2966
9783e04a
DM		 2967 }
2968 }
6f715d66 2969}
6f715d66
SC		 2970
2971
9783e04a
DM		 2972
2973/* relocate_debug,
6f715d66
SC		 2974 moves all the debug information from the source bfd to the output
2975 bfd, and relocates any expressions it finds
2976*/
2977
2978static void
57a1867e
DM		 2979relocate_debug (output, input)
2980 bfd *output;
2981 bfd *input;
6f715d66
SC		 2982{
2983#define IBS 400
2984#define OBS 400
2985 unsigned char input_buffer[IBS];
2986
2987 input_ptr_start = input_ptr = input_buffer;
2988 input_ptr_end = input_buffer + IBS;
2989 input_bfd = input;
4002f18a
ILT		 2990 /* FIXME: Check return value. I'm not sure whether it needs to read
2991 the entire buffer or not. */
9783e04a
DM		 2992 bfd_read ((PTR) input_ptr_start, 1, IBS, input);
2993 block ();
6f715d66 2994}
9783e04a
DM		 2995
2996/*
6f715d66
SC		 2997 During linking, we we told about the bfds which made up our
2998 contents, we have a list of them. They will still be open, so go to
2999 the debug info in each, and copy it out, relocating it as we go.
3000*/
3001
efa77952 3002static boolean
57a1867e
DM		 3003ieee_write_debug_part (abfd)
3004 bfd *abfd;
6f715d66 3005{
9783e04a 3006 ieee_data_type *ieee = IEEE_DATA (abfd);
6f715d66
SC		 3007 bfd_chain_type *chain = ieee->chain_root;
3008 unsigned char output_buffer[OBS];
b2c91bd9 3009 boolean some_debug = false;
9783e04a 3010 file_ptr here = bfd_tell (abfd);
b2c91bd9 3011
9783e04a 3012 output_ptr_start = output_ptr = output_buffer;
6f715d66
SC		 3013 output_ptr_end = output_buffer + OBS;
3014 output_ptr = output_buffer;
3015 output_bfd = abfd;
6f715d66 3016
9783e04a
DM		 3017 if (chain == (bfd_chain_type *) NULL)
3018 {
efa77952 3019 asection *s;
e98e6ec1 3020
efa77952
ILT		 3021 for (s = abfd->sections; s != NULL; s = s->next)
3022 if ((s->flags & SEC_DEBUGGING) != 0)
3023 break;
3024 if (s == NULL)
3025 {
3026 ieee->w.r.debug_information_part = 0;
3027 return true;
3028 }
9783e04a 3029
efa77952
ILT		 3030 ieee->w.r.debug_information_part = here;
3031 if (bfd_write (s->contents, 1, s->_raw_size, abfd) != s->_raw_size)
3032 return false;
e98e6ec1 3033 }
9783e04a
DM		 3034 else
3035 {
3036 while (chain != (bfd_chain_type *) NULL)
3037 {
e98e6ec1 3038 bfd *entry = chain->this;
9783e04a
DM		 3039 ieee_data_type *entry_ieee = IEEE_DATA (entry);
3040 if (entry_ieee->w.r.debug_information_part)
3041 {
4002f18a
ILT		 3042 if (bfd_seek (entry, entry_ieee->w.r.debug_information_part,
3043 SEEK_SET)
3044 != 0)
efa77952 3045 return false;
9783e04a 3046 relocate_debug (abfd, entry);
e98e6ec1 3047 }
6f715d66 3048
e98e6ec1
SC		 3049 chain = chain->next;
3050 }
9783e04a
DM		 3051 if (some_debug)
3052 {
e98e6ec1
SC		 3053 ieee->w.r.debug_information_part = here;
3054 }
9783e04a
DM		 3055 else
3056 {
e98e6ec1
SC		 3057 ieee->w.r.debug_information_part = 0;
3058 }
efa77952
ILT		 3059
3060 flush ();
b2c91bd9 3061 }
9783e04a 3062
efa77952 3063 return true;
9783e04a 3064}
6f715d66 3065
14578105
ILT		 3066/* Write the data in an ieee way. */
3067
3068static boolean
57a1867e
DM		 3069ieee_write_data_part (abfd)
3070 bfd *abfd;
6f715d66
SC		 3071{
3072 asection *s;
9783e04a
DM		 3073 ieee_data_type *ieee = IEEE_DATA (abfd);
3074 ieee->w.r.data_part = bfd_tell (abfd);
3075 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
3076 {
e4d27380
ILT		 3077 /* Skip sections that have no loadable contents (.bss,
3078 debugging, etc.) */
3079 if ((s->flags & SEC_LOAD) == 0)
f8254a3c 3080 continue;
e4d27380 3081
9783e04a 3082 /* Sort the reloc records so we can insert them in the correct
e4d27380 3083 places */
9783e04a
DM		 3084 if (s->reloc_count != 0)
3085 {
14578105
ILT		 3086 if (! do_with_relocs (abfd, s))
3087 return false;
9783e04a
DM		 3088 }
3089 else
3090 {
14578105
ILT		 3091 if (! do_without_relocs (abfd, s))
3092 return false;
9783e04a
DM		 3093 }
3094 }
14578105
ILT		 3095
3096 return true;
301dfc71 3097}
87f86b4e
DHW		 3098
3099
9783e04a 3100static boolean
57a1867e
DM		 3101init_for_output (abfd)
3102 bfd *abfd;
87f86b4e 3103{
9783e04a
DM		 3104 asection *s;
3105 for (s = abfd->sections; s != (asection *) NULL; s = s->next)
3106 {
f8254a3c
ILT		 3107 if ((s->flags & SEC_DEBUGGING) != 0)
3108 continue;
9783e04a
DM		 3109 if (s->_raw_size != 0)
3110 {
3111 ieee_per_section (s)->data = (bfd_byte *) (bfd_alloc (abfd, s->_raw_size));
3112 if (!ieee_per_section (s)->data)
a9713b91 3113 return false;
9783e04a 3114 }
87f86b4e 3115 }
9783e04a 3116 return true;
87f86b4e 3117}
9783e04a 3118\f
87f86b4e
DHW		 3119/** exec and core file sections */
3120
9783e04a 3121/* set section contents is complicated with IEEE since the format is
87f86b4e
DHW		 3122* not a byte image, but a record stream.
3123*/
3124boolean
57a1867e
DM		 3125ieee_set_section_contents (abfd, section, location, offset, count)
3126 bfd *abfd;
3127 sec_ptr section;
3128 PTR location;
3129 file_ptr offset;
3130 bfd_size_type count;
9783e04a 3131{
efa77952
ILT		 3132 if ((section->flags & SEC_DEBUGGING) != 0)
3133 {
3134 if (section->contents == NULL)
3135 {
3136 section->contents = bfd_alloc (abfd, section->_raw_size);
3137 if (section->contents == NULL)
3138 return false;
3139 }
3140 /* bfd_set_section_contents has already checked that everything
3141 is within range. */
3142 memcpy (section->contents + offset, location, count);
3143 return true;
3144 }
3145
9783e04a
DM		 3146 if (ieee_per_section (section)->data == (bfd_byte *) NULL)
3147 {
3148 if (!init_for_output (abfd))
3149 return false;
3150 }
3151 memcpy ((PTR) (ieee_per_section (section)->data + offset),
3152 (PTR) location,
3153 (unsigned int) count);
87f86b4e
DHW		 3154 return true;
3155}
3156
14578105
ILT		 3157/* Write the external symbols of a file. IEEE considers two sorts of
3158 external symbols, public, and referenced. It uses to internal
3159 forms to index them as well. When we write them out we turn their
3160 symbol values into indexes from the right base. */
3161
3162static boolean
57a1867e
DM		 3163ieee_write_external_part (abfd)
3164 bfd *abfd;
87f86b4e
DHW		 3165{
3166 asymbol **q;
9783e04a 3167 ieee_data_type *ieee = IEEE_DATA (abfd);
87f86b4e
DHW		 3168
3169 unsigned int reference_index = IEEE_REFERENCE_BASE;
9783e04a
DM		 3170 unsigned int public_index = IEEE_PUBLIC_BASE + 2;
3171 file_ptr here = bfd_tell (abfd);
b2c91bd9 3172 boolean hadone = false;
9783e04a
DM		 3173 if (abfd->outsymbols != (asymbol **) NULL)
3174 {
3175
3176 for (q = abfd->outsymbols; *q != (asymbol *) NULL; q++)
3177 {
3178 asymbol *p = *q;
3179 hadone = true;
c3246d9b 3180 if (bfd_is_und_section (p->section))
9783e04a
DM		 3181 {
3182 /* This must be a symbol reference .. */
14578105
ILT		 3183 if (! ieee_write_byte (abfd, ieee_external_reference_enum)
3184 || ! ieee_write_int (abfd, reference_index)
3185 || ! ieee_write_id (abfd, p->name))
3186 return false;
9783e04a
DM		 3187 p->value = reference_index;
3188 reference_index++;
3189 }
3190 else if (bfd_is_com_section (p->section))
3191 {
3192 /* This is a weak reference */
14578105
ILT		 3193 if (! ieee_write_byte (abfd, ieee_external_reference_enum)
3194 || ! ieee_write_int (abfd, reference_index)
3195 || ! ieee_write_id (abfd, p->name)
3196 || ! ieee_write_byte (abfd,
3197 ieee_weak_external_reference_enum)
3198 || ! ieee_write_int (abfd, reference_index)
e4d27380 3199 || ! ieee_write_int (abfd, p->value))
14578105 3200 return false;
9783e04a
DM		 3201 p->value = reference_index;
3202 reference_index++;
3203 }
3204 else if (p->flags & BSF_GLOBAL)
3205 {
3206 /* This must be a symbol definition */
87f86b4e 3207
14578105
ILT		 3208 if (! ieee_write_byte (abfd, ieee_external_symbol_enum)
3209 || ! ieee_write_int (abfd, public_index)
3210 || ! ieee_write_id (abfd, p->name)
3211 || ! ieee_write_2bytes (abfd, ieee_attribute_record_enum)
3212 || ! ieee_write_int (abfd, public_index)
3213 || ! ieee_write_byte (abfd, 15) /* instruction address */
3214 || ! ieee_write_byte (abfd, 19) /* static symbol */
3215 || ! ieee_write_byte (abfd, 1)) /* one of them */
3216 return false;
b2c91bd9 3217
9783e04a 3218 /* Write out the value */
14578105
ILT		 3219 if (! ieee_write_2bytes (abfd, ieee_value_record_enum)
3220 || ! ieee_write_int (abfd, public_index))
3221 return false;
c3246d9b 3222 if (! bfd_is_abs_section (p->section))
9783e04a
DM		 3223 {
3224 if (abfd->flags & EXEC_P)
3225 {
3226 /* If fully linked, then output all symbols
14578105
ILT		 3227 relocated */
3228 if (! (ieee_write_int
3229 (abfd,
3230 (p->value
3231 + p->section->output_offset
3232 + p->section->output_section->vma))))
3233 return false;
9783e04a
DM		 3234 }
3235 else
3236 {
14578105
ILT		 3237 if (! (ieee_write_expression
3238 (abfd,
3239 p->value + p->section->output_offset,
3240 p->section->output_section->symbol,
3241 false, 0)))
3242 return false;
9783e04a
DM		 3243 }
3244 }
3245 else
3246 {
14578105
ILT		 3247 if (! ieee_write_expression (abfd,
3248 p->value,
3249 bfd_abs_section_ptr->symbol,
3250 false, 0))
3251 return false;
e98e6ec1 3252 }
9783e04a
DM		 3253 p->value = public_index;
3254 public_index++;
b2c91bd9 3255 }
9783e04a 3256 else
b2c91bd9 3257 {
9783e04a
DM		 3258 /* This can happen - when there are gaps in the symbols read */
3259 /* from an input ieee file */
6f715d66 3260 }
9783e04a 3261 }
87f86b4e 3262 }
b2c91bd9
SC		 3263 if (hadone)
3264 ieee->w.r.external_part = here;
87f86b4e 3265
14578105 3266 return true;
87f86b4e
DHW		 3267}
3268
b2c91bd9 3269
9783e04a
DM		 3270static CONST unsigned char exten[] =
3271{
3272 0xf0, 0x20, 0x00,
3273 0xf1, 0xce, 0x20, 0x00, 37, 3, 3, /* Set version 3 rev 3 */
3274 0xf1, 0xce, 0x20, 0x00, 39, 2,/* keep symbol in original case */
3275 0xf1, 0xce, 0x20, 0x00, 38 /* set object type relocateable to x */
3276};
b2c91bd9 3277
71858486 3278static CONST unsigned char envi[] =
9783e04a
DM		 3279{
3280 0xf0, 0x21, 0x00,
b2c91bd9
SC		 3281
3282/* 0xf1, 0xce, 0x21, 00, 50, 0x82, 0x07, 0xc7, 0x09, 0x11, 0x11,
9783e04a 3283 0x19, 0x2c,
b2c91bd9 3284*/
9783e04a 3285 0xf1, 0xce, 0x21, 00, 52, 0x00, /* exec ok */
b2c91bd9 3286
9783e04a 3287 0xf1, 0xce, 0x21, 0, 53, 0x03,/* host unix */
b2c91bd9 3288/* 0xf1, 0xce, 0x21, 0, 54, 2,1,1 tool & version # */
9783e04a 3289};
b2c91bd9 3290
14578105 3291static boolean
57a1867e
DM		 3292ieee_write_me_part (abfd)
3293 bfd *abfd;
9783e04a
DM		 3294{
3295 ieee_data_type *ieee = IEEE_DATA (abfd);
3296 ieee->w.r.trailer_part = bfd_tell (abfd);
3297 if (abfd->start_address)
3298 {
14578105
ILT		 3299 if (! ieee_write_2bytes (abfd, ieee_value_starting_address_enum)
3300 || ! ieee_write_byte (abfd, ieee_function_either_open_b_enum)
3301 || ! ieee_write_int (abfd, abfd->start_address)
3302 || ! ieee_write_byte (abfd, ieee_function_either_close_b_enum))
3303 return false;
9783e04a 3304 }
e4d27380 3305 ieee->w.r.me_record = bfd_tell (abfd);
14578105
ILT		 3306 if (! ieee_write_byte (abfd, ieee_module_end_enum))
3307 return false;
3308 return true;
87f86b4e 3309}
9783e04a 3310
e4d27380
ILT		 3311/* Write out the IEEE processor ID. */
3312
3313static boolean
3314ieee_write_processor (abfd)
3315 bfd *abfd;
3316{
3317 const bfd_arch_info_type *arch;
3318
3319 arch = bfd_get_arch_info (abfd);
3320 switch (arch->arch)
3321 {
3322 default:
3323 if (! ieee_write_id (abfd, bfd_printable_name (abfd)))
3324 return false;
3325 break;
3326
3327 case bfd_arch_a29k:
3328 if (! ieee_write_id (abfd, "29000"))
3329 return false;
3330 break;
3331
3332 case bfd_arch_h8300:
3333 if (! ieee_write_id (abfd, "H8/300"))
3334 return false;
3335 break;
3336
3337 case bfd_arch_h8500:
3338 if (! ieee_write_id (abfd, "H8/500"))
3339 return false;
3340 break;
3341
3342 case bfd_arch_i960:
3343 switch (arch->mach)
3344 {
3345 default:
3346 case bfd_mach_i960_core:
3347 case bfd_mach_i960_ka_sa:
3348 if (! ieee_write_id (abfd, "80960KA"))
3349 return false;
3350 break;
3351
3352 case bfd_mach_i960_kb_sb:
3353 if (! ieee_write_id (abfd, "80960KB"))
3354 return false;
3355 break;
3356
3357 case bfd_mach_i960_ca:
3358 if (! ieee_write_id (abfd, "80960CA"))
3359 return false;
3360 break;
3361
3362 case bfd_mach_i960_mc:
3363 case bfd_mach_i960_xa:
3364 if (! ieee_write_id (abfd, "80960MC"))
3365 return false;
3366 break;
3367 }
3368 break;
3369
3370 case bfd_arch_m68k:
3371 {
3372 char ab[20];
3373
3374 sprintf (ab, "%lu", arch->mach);
3375 if (! ieee_write_id (abfd, ab))
3376 return false;
3377 }
3378 break;
3379 }
3380
3381 return true;
3382}
3383
87f86b4e 3384boolean
57a1867e
DM		 3385ieee_write_object_contents (abfd)
3386 bfd *abfd;
87f86b4e 3387{
9783e04a 3388 ieee_data_type *ieee = IEEE_DATA (abfd);
87f86b4e 3389 unsigned int i;
9783e04a 3390 file_ptr old;
14578105 3391
301dfc71 3392 /* Fast forward over the header area */
4002f18a
ILT		 3393 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
3394 return false;
e4d27380 3395
14578105 3396 if (! ieee_write_byte (abfd, ieee_module_beginning_enum)
e4d27380 3397 || ! ieee_write_processor (abfd)
14578105
ILT		 3398 || ! ieee_write_id (abfd, abfd->filename))
3399 return false;
6f715d66 3400
9783e04a 3401 /* Fast forward over the variable bits */
14578105
ILT		 3402 if (! ieee_write_byte (abfd, ieee_address_descriptor_enum))
3403 return false;
b2c91bd9
SC		 3404
3405 /* Bits per MAU */
14578105
ILT		 3406 if (! ieee_write_byte (abfd, (bfd_byte) (bfd_arch_bits_per_byte (abfd))))
3407 return false;
b2c91bd9 3408 /* MAU's per address */
14578105
ILT		 3409 if (! ieee_write_byte (abfd,
3410 (bfd_byte) (bfd_arch_bits_per_address (abfd)
3411 / bfd_arch_bits_per_byte (abfd))))
3412 return false;
9783e04a
DM		 3413
3414 old = bfd_tell (abfd);
4002f18a
ILT		 3415 if (bfd_seek (abfd, (file_ptr) (8 * N_W_VARIABLES), SEEK_CUR) != 0)
3416 return false;
9783e04a
DM		 3417
3418 ieee->w.r.extension_record = bfd_tell (abfd);
4002f18a
ILT		 3419 if (bfd_write ((char *) exten, 1, sizeof (exten), abfd) != sizeof (exten))
3420 return false;
9783e04a 3421 if (abfd->flags & EXEC_P)
14578105
ILT		 3422 {
3423 if (! ieee_write_byte (abfd, 0x1)) /* Absolute */
3424 return false;
3425 }
9783e04a 3426 else
14578105
ILT		 3427 {
3428 if (! ieee_write_byte (abfd, 0x2)) /* Relocateable */
3429 return false;
3430 }
9783e04a
DM		 3431
3432 ieee->w.r.environmental_record = bfd_tell (abfd);
4002f18a
ILT		 3433 if (bfd_write ((char *) envi, 1, sizeof (envi), abfd) != sizeof (envi))
3434 return false;
b2c91bd9 3435 output_bfd = abfd;
14578105 3436
9783e04a 3437 flush ();
6f715d66 3438
14578105
ILT		 3439 if (! ieee_write_section_part (abfd))
3440 return false;
3441 /* First write the symbols. This changes their values into table
3442 indeces so we cant use it after this point. */
3443 if (! ieee_write_external_part (abfd))
3444 return false;
87f86b4e 3445
14578105 3446 /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/
b2c91bd9
SC		 3447
3448 /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/
6f715d66
SC		 3449
3450
14578105 3451 /* Write any debugs we have been told about. */
efa77952
ILT		 3452 if (! ieee_write_debug_part (abfd))
3453 return false;
6f715d66 3454
14578105
ILT		 3455 /* Can only write the data once the symbols have been written, since
3456 the data contains relocation information which points to the
3457 symbols. */
3458 if (! ieee_write_data_part (abfd))
3459 return false;
87f86b4e 3460
14578105
ILT		 3461 /* At the end we put the end! */
3462 if (! ieee_write_me_part (abfd))
3463 return false;
87f86b4e 3464
301dfc71 3465 /* Generate the header */
4002f18a
ILT		 3466 if (bfd_seek (abfd, old, SEEK_SET) != 0)
3467 return false;
87f86b4e 3468
9783e04a
DM		 3469 for (i = 0; i < N_W_VARIABLES; i++)
3470 {
14578105
ILT		 3471 if (! ieee_write_2bytes (abfd, ieee_assign_value_to_variable_enum)
3472 || ! ieee_write_byte (abfd, (bfd_byte) i)
3473 || ! ieee_write_int5_out (abfd, ieee->w.offset[i]))
3474 return false;
9783e04a 3475 }
14578105 3476
87f86b4e
DHW		 3477 return true;
3478}
9783e04a 3479\f
87f86b4e
DHW		 3480/* Native-level interface to symbols. */
3481
3482/* We read the symbols into a buffer, which is discarded when this
14578105
ILT		 3483 function exits. We read the strings into a buffer large enough to
3484 hold them all plus all the cached symbol entries. */
87f86b4e
DHW		 3485
3486asymbol *
57a1867e
DM		 3487ieee_make_empty_symbol (abfd)
3488 bfd *abfd;
87f86b4e 3489{
9783e04a 3490 ieee_symbol_type *new =
14578105 3491 (ieee_symbol_type *) bfd_zmalloc (sizeof (ieee_symbol_type));
9783e04a 3492 if (!new)
58142f10 3493 return NULL;
87f86b4e
DHW		 3494 new->symbol.the_bfd = abfd;
3495 return &new->symbol;
87f86b4e
DHW		 3496}
3497
87f86b4e 3498static bfd *
57a1867e
DM		 3499ieee_openr_next_archived_file (arch, prev)
3500 bfd *arch;
3501 bfd *prev;
87f86b4e 3502{
9783e04a 3503 ieee_ar_data_type *ar = IEEE_AR_DATA (arch);
87f86b4e 3504 /* take the next one from the arch state, or reset */
9783e04a
DM		 3505 if (prev == (bfd *) NULL)
3506 {
3507 /* Reset the index - the first two entries are bogus*/
3508 ar->element_index = 2;
87f86b4e 3509 }
9783e04a
DM		 3510 while (true)
3511 {
3512 ieee_ar_obstack_type *p = ar->elements + ar->element_index;
3513 ar->element_index++;
3514 if (ar->element_index <= ar->element_count)
3515 {
3516 if (p->file_offset != (file_ptr) 0)
3517 {
3518 if (p->abfd == (bfd *) NULL)
3519 {
3520 p->abfd = _bfd_create_empty_archive_element_shell (arch);
3521 p->abfd->origin = p->file_offset;
3522 }
3523 return p->abfd;
3524 }
3525 }
3526 else
3527 {
57a1867e 3528 bfd_set_error (bfd_error_no_more_archived_files);
9783e04a
DM		 3529 return (bfd *) NULL;
3530 }
87f86b4e 3531
9783e04a 3532 }
87f86b4e
DHW		 3533}
3534
3535static boolean
9783e04a
DM		 3536ieee_find_nearest_line (abfd,
3537 section,
3538 symbols,
3539 offset,
3540 filename_ptr,
3541 functionname_ptr,
3542 line_ptr)
3543 bfd *abfd;
3544 asection *section;
3545 asymbol **symbols;
3546 bfd_vma offset;
3547 char **filename_ptr;
3548 char **functionname_ptr;
3549 int *line_ptr;
87f86b4e
DHW		 3550{
3551 return false;
87f86b4e 3552}
301dfc71 3553
301dfc71 3554static int
9783e04a
DM		 3555ieee_generic_stat_arch_elt (abfd, buf)
3556 bfd *abfd;
3557 struct stat *buf;
301dfc71 3558{
9465d03e 3559 ieee_ar_data_type *ar = abfd->my_archive->tdata.ieee_ar_data;
e4d27380
ILT		 3560 ieee_data_type *ieee;
3561
9783e04a
DM		 3562 if (ar == (ieee_ar_data_type *) NULL)
3563 {
57a1867e 3564 bfd_set_error (bfd_error_invalid_operation);
9783e04a
DM		 3565 return -1;
3566 }
e4d27380
ILT		 3567
3568 if (IEEE_DATA (abfd) == NULL)
9783e04a 3569 {
e4d27380
ILT		 3570 if (ieee_object_p (abfd) == NULL)
3571 {
3572 bfd_set_error (bfd_error_wrong_format);
3573 return -1;
3574 }
9783e04a 3575 }
e4d27380
ILT		 3576
3577 ieee = IEEE_DATA (abfd);
3578
3579 buf->st_size = ieee->w.r.me_record + 1;
3580 buf->st_mode = 0644;
3581 return 0;
301dfc71 3582}
9783e04a
DM		 3583
3584static int
57a1867e
DM		 3585ieee_sizeof_headers (abfd, x)
3586 bfd *abfd;
3587 boolean x;
39a2ce33 3588{
d0ec7a8e 3589 return 0;
39a2ce33
SC		 3590}
3591
6f715d66 3592
6812b607
ILT		 3593/* The debug info routines are never used. */
3594#if 0
3595
9783e04a 3596static void
57a1867e
DM		 3597ieee_bfd_debug_info_start (abfd)
3598 bfd *abfd;
9783e04a 3599{
6f715d66 3600
9783e04a 3601}
6f715d66 3602
9783e04a 3603static void
57a1867e
DM		 3604ieee_bfd_debug_info_end (abfd)
3605 bfd *abfd;
9783e04a 3606{
6f715d66 3607
9783e04a 3608}
6f715d66
SC		 3609
3610
3611/* Add this section to the list of sections we have debug info for, to
9783e04a 3612 be ready to output it at close time
6f715d66 3613 */
9783e04a 3614static void
57a1867e
DM		 3615ieee_bfd_debug_info_accumulate (abfd, section)
3616 bfd *abfd;
3617 asection *section;
6f715d66 3618{
9783e04a
DM		 3619 ieee_data_type *ieee = IEEE_DATA (section->owner);
3620 ieee_data_type *output_ieee = IEEE_DATA (abfd);
6f715d66
SC		 3621 /* can only accumulate data from other ieee bfds */
3622 if (section->owner->xvec != abfd->xvec)
3623 return;
3624 /* Only bother once per bfd */
9783e04a 3625 if (ieee->done_debug == true)
6f715d66
SC		 3626 return;
3627 ieee->done_debug = true;
3628
3629 /* Don't bother if there is no debug info */
3630 if (ieee->w.r.debug_information_part == 0)
3631 return;
3632
3633
3634 /* Add to chain */
9783e04a
DM		 3635 {
3636 bfd_chain_type *n = (bfd_chain_type *) bfd_alloc (abfd, sizeof (bfd_chain_type));
3637 if (!n)
a9713b91 3638 abort (); /* FIXME */
9783e04a
DM		 3639 n->this = section->owner;
3640 n->next = (bfd_chain_type *) NULL;
3641
3642 if (output_ieee->chain_head)
3643 {
6f715d66
SC		 3644 output_ieee->chain_head->next = n;
3645 }
9783e04a
DM		 3646 else
3647 {
6f715d66
SC		 3648 output_ieee->chain_root = n;
3649
3650 }
9783e04a
DM		 3651 output_ieee->chain_head = n;
3652 }
6f715d66
SC		 3653}
3654
6812b607
ILT		 3655#endif
3656
3657#define ieee_close_and_cleanup _bfd_generic_close_and_cleanup
3658#define ieee_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
6f715d66 3659
9872a49c
SC		 3660#define ieee_slurp_armap bfd_true
3661#define ieee_slurp_extended_name_table bfd_true
c3246d9b
ILT		 3662#define ieee_construct_extended_name_table \
3663 ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
3664 bfd_true)
6812b607
ILT		 3665#define ieee_truncate_arname bfd_dont_truncate_arname
3666#define ieee_write_armap \
3667 ((boolean (*) \
3668 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
3669 bfd_true)
a9713b91 3670#define ieee_read_ar_hdr bfd_nullvoidptr
c3246d9b 3671#define ieee_update_armap_timestamp bfd_true
e4d27380 3672#define ieee_get_elt_at_index _bfd_generic_get_elt_at_index
6812b607
ILT		 3673
3674#define ieee_bfd_is_local_label bfd_generic_is_local_label
3675#define ieee_get_lineno _bfd_nosymbols_get_lineno
3676#define ieee_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
c3246d9b
ILT		 3677#define ieee_read_minisymbols _bfd_generic_read_minisymbols
3678#define ieee_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
6812b607
ILT		 3679
3680#define ieee_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
3681
3682#define ieee_set_arch_mach _bfd_generic_set_arch_mach
3683
a9713b91
ILT		 3684#define ieee_get_section_contents_in_window \
3685 _bfd_generic_get_section_contents_in_window
6812b607
ILT		 3686#define ieee_bfd_get_relocated_section_contents \
3687 bfd_generic_get_relocated_section_contents
69e0d34d 3688#define ieee_bfd_relax_section bfd_generic_relax_section
f4bd7a8f
DM		 3689#define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
3690#define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols
3691#define ieee_bfd_final_link _bfd_generic_final_link
c3246d9b 3692#define ieee_bfd_link_split_section _bfd_generic_link_split_section
8feff717 3693
87f86b4e 3694/*SUPPRESS 460 */
2f3508ad 3695const bfd_target ieee_vec =
87f86b4e
DHW		 3696{
3697 "ieee", /* name */
01dd1b2b 3698 bfd_target_ieee_flavour,
f8254a3c
ILT		 3699 BFD_ENDIAN_UNKNOWN, /* target byte order */
3700 BFD_ENDIAN_UNKNOWN, /* target headers byte order */
87f86b4e
DHW		 3701 (HAS_RELOC | EXEC_P | /* object flags */
3702 HAS_LINENO | HAS_DEBUG |
f4bd7a8f 3703 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
9783e04a
DM		 3704 (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS
3705 | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
3706 0, /* leading underscore */
87f86b4e
DHW		 3707 ' ', /* ar_pad_char */
3708 16, /* ar_max_namelen */
9783e04a
DM		 3709 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
3710 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
3711 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
3712 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
3713 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
3714 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
3715
3716 {_bfd_dummy_target,
3717 ieee_object_p, /* bfd_check_format */
3718 ieee_archive_p,
3719 _bfd_dummy_target,
3720 },
87f86b4e
DHW		 3721 {
3722 bfd_false,
9783e04a 3723 ieee_mkobject,
87f86b4e
DHW		 3724 _bfd_generic_mkarchive,
3725 bfd_false
9783e04a 3726 },
2b1d8a50
JG		 3727 {
3728 bfd_false,
3729 ieee_write_object_contents,
3730 _bfd_write_archive_contents,
3731 bfd_false,
3732 },
6812b607
ILT		 3733
3734 BFD_JUMP_TABLE_GENERIC (ieee),
3735 BFD_JUMP_TABLE_COPY (_bfd_generic),
3736 BFD_JUMP_TABLE_CORE (_bfd_nocore),
3737 BFD_JUMP_TABLE_ARCHIVE (ieee),
3738 BFD_JUMP_TABLE_SYMBOLS (ieee),
3739 BFD_JUMP_TABLE_RELOCS (ieee),
3740 BFD_JUMP_TABLE_WRITE (ieee),
3741 BFD_JUMP_TABLE_LINK (ieee),
dfc1c006 3742 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
6812b607 3743
8feff717 3744 (PTR) 0
87f86b4e 3745};
GDB Binutils - Deliverables
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