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2002-10-01 Nathanael Nerode <neroden@gcc.gnu.org>
[binutils.git] / binutils / srconv.c
bloba45437fd534e8b9065ece3484fb6c644d5d00109
1 /* srconv.c -- Sysroff conversion program
2 Copyright 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
3 Free Software Foundation, Inc.
4
5 This file is part of GNU Binutils.
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20 02111-1307, USA. */
21
22 /* Written by Steve Chamberlain (sac@cygnus.com)
23
24 This program can be used to convert a coff object file
25 into a Hitachi OM/LM (Sysroff) format.
26
27 All debugging information is preserved */
28
29 #include "bfd.h"
30 #include "bucomm.h"
31 #include "sysroff.h"
32 #include "coffgrok.h"
33 #include "libiberty.h"
34 #include "getopt.h"
35
36 #include "coff/internal.h"
37 #include "../bfd/libcoff.h"
38
39 /*#define FOOP1 1 */
40
41 static int addrsize;
42 static char *toolname;
43 static char **rnames;
44
45 static int get_member_id PARAMS ((int));
46 static int get_ordinary_id PARAMS ((int));
47 static char *section_translate PARAMS ((char *));
48 static char *strip_suffix PARAMS ((char *));
49 static void checksum PARAMS ((FILE *, char *, int, int));
50 static void writeINT PARAMS ((int, char *, int *, int, FILE *));
51 static void writeBITS PARAMS ((int, char *, int *, int));
52 static void writeBARRAY PARAMS ((barray, char *, int *, int, FILE *));
53 static void writeCHARS PARAMS ((char *, char *, int *, int, FILE *));
54 static void wr_tr PARAMS ((void));
55 static void wr_un PARAMS ((struct coff_ofile *, struct coff_sfile *, int, int));
56 static void wr_hd PARAMS ((struct coff_ofile *));
57 static void wr_sh PARAMS ((struct coff_ofile *, struct coff_section *));
58 static void wr_ob PARAMS ((struct coff_ofile *, struct coff_section *));
59 static void wr_rl PARAMS ((struct coff_ofile *, struct coff_section *));
60 static void wr_object_body PARAMS ((struct coff_ofile *));
61 static void wr_dps_start
62 PARAMS ((struct coff_sfile *, struct coff_section *, struct coff_scope *,
63 int, int));
64 static void wr_dps_end
65 PARAMS ((struct coff_section *, struct coff_scope *, int));
66 static int *nints PARAMS ((int));
67 static void walk_tree_type_1
68 PARAMS ((struct coff_sfile *, struct coff_symbol *, struct coff_type *,
69 int));
70 static void walk_tree_type
71 PARAMS ((struct coff_sfile *, struct coff_symbol *, struct coff_type *,
72 int));
73 static void walk_tree_symbol
74 PARAMS ((struct coff_sfile *, struct coff_section *,
75 struct coff_symbol *, int));
76 static void walk_tree_scope
77 PARAMS ((struct coff_section *, struct coff_sfile *, struct coff_scope *,
78 int, int));
79 static void walk_tree_sfile
80 PARAMS ((struct coff_section *, struct coff_sfile *));
81 static void wr_program_structure
82 PARAMS ((struct coff_ofile *, struct coff_sfile *));
83 static void wr_du PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
84 static void wr_dus PARAMS ((struct coff_ofile *, struct coff_sfile *));
85 static int find_base PARAMS ((struct coff_sfile *, struct coff_section *));
86 static void wr_dln PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
87 static void wr_globals
88 PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
89 static void wr_debug PARAMS ((struct coff_ofile *));
90 static void wr_cs PARAMS ((void));
91 static int wr_sc PARAMS ((struct coff_ofile *, struct coff_sfile *));
92 static void wr_er PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
93 static void wr_ed PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
94 static void wr_unit_info PARAMS ((struct coff_ofile *));
95 static void wr_module PARAMS ((struct coff_ofile *));
96 static int align PARAMS ((int));
97 static void prescan PARAMS ((struct coff_ofile *));
98 static void show_usage PARAMS ((FILE *, int));
99 extern int main PARAMS ((int, char **));
100
101 static FILE *file;
102 static bfd *abfd;
103 static int debug = 0;
104 static int quick = 0;
105 static int noprescan = 0;
106 static struct coff_ofile *tree;
107 /* Obsolete ??
108 static int absolute_p;
109 */
110
111 static int segmented_p;
112 static int code;
113
114 static int ids1[20000];
115 static int ids2[20000];
116
117 static int base1 = 0x18;
118 static int base2 = 0x2018;
119
120 static int
121 get_member_id (x)
122 int x;
123 {
124 if (ids2[x])
125 return ids2[x];
126
127 ids2[x] = base2++;
128 return ids2[x];
129 }
130
131 static int
132 get_ordinary_id (x)
133 int x;
134 {
135 if (ids1[x])
136 return ids1[x];
137
138 ids1[x] = base1++;
139 return ids1[x];
140 }
141 static char *
142 section_translate (n)
143 char *n;
144 {
145 if (strcmp (n, ".text") == 0)
146 return "P";
147 if (strcmp (n, ".data") == 0)
148 return "D";
149 if (strcmp (n, ".bss") == 0)
150 return "B";
151 return n;
152 }
153
154 #define DATE "940201073000"; /* Just a time on my birthday */
155
156 static
157 char *
158 strip_suffix (name)
159 char *name;
160 {
161 int i;
162 char *res;
163
164 for (i = 0; name[i] != 0 && name[i] != '.'; i++)
165 ;
166 res = (char *) xmalloc (i + 1);
167 memcpy (res, name, i);
168 res[i] = 0;
169 return res;
170 }
171
172 /* IT LEN stuff CS */
173 static void
174 checksum (file, ptr, size, code)
175 FILE *file;
176 char *ptr;
177 int size;
178 int code;
179 {
180 int j;
181 int last;
182 int sum = 0;
183 int bytes = size / 8;
184
185 last = !(code & 0xff00);
186 if (size & 0x7)
187 abort ();
188 ptr[0] = code | (last ? 0x80 : 0);
189 ptr[1] = bytes + 1;
190
191 for (j = 0; j < bytes; j++)
192 sum += ptr[j];
193
194 /* Glue on a checksum too. */
195 ptr[bytes] = ~sum;
196 fwrite (ptr, bytes + 1, 1, file);
197 }
198
199
200 static void
201 writeINT (n, ptr, idx, size, file)
202 int n;
203 char *ptr;
204 int *idx;
205 int size;
206 FILE *file;
207 {
208 int byte = *idx / 8;
209
210 if (size == -2)
211 size = addrsize;
212 else if (size == -1)
213 size = 0;
214
215 if (byte > 240)
216 {
217 /* Lets write out that record and do another one. */
218 checksum (file, ptr, *idx, code | 0x1000);
219 *idx = 16;
220 byte = *idx / 8;
221 }
222
223 switch (size)
224 {
225 case 0:
226 break;
227 case 1:
228 ptr[byte] = n;
229 break;
230 case 2:
231 ptr[byte + 0] = n >> 8;
232 ptr[byte + 1] = n;
233 break;
234 case 4:
235 ptr[byte + 0] = n >> 24;
236 ptr[byte + 1] = n >> 16;
237 ptr[byte + 2] = n >> 8;
238 ptr[byte + 3] = n >> 0;
239 break;
240 default:
241 abort ();
242 }
243 *idx += size * 8;
244 }
245
246 static void
247 writeBITS (val, ptr, idx, size)
248 int val;
249 char *ptr;
250 int *idx;
251 int size;
252 {
253 int byte = *idx / 8;
254 int bit = *idx % 8;
255 int old;
256
257 *idx += size;
258
259 old = ptr[byte];
260 /* Turn off all about to change bits. */
261 old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
262 /* Turn on the bits we want. */
263 old |= (val & ((1 << size) - 1)) << (8 - bit - size);
264 ptr[byte] = old;
265 }
266
267 static void
268 writeBARRAY (data, ptr, idx, size, file)
269 barray data;
270 char *ptr;
271 int *idx;
272 int size ATTRIBUTE_UNUSED;
273 FILE *file;
274 {
275 int i;
276
277 writeINT (data.len, ptr, idx, 1, file);
278 for (i = 0; i < data.len; i++)
279 writeINT (data.data[i], ptr, idx, 1, file);
280 }
281
282 static void
283 writeCHARS (string, ptr, idx, size, file)
284 char *string;
285 char *ptr;
286 int *idx;
287 int size;
288 FILE *file;
289 {
290 int i = *idx / 8;
291
292 if (i > 240)
293 {
294 /* Lets write out that record and do another one. */
295 checksum (file, ptr, *idx, code | 0x1000);
296 *idx = 16;
297 i = *idx / 8;
298 }
299
300 if (size == 0)
301 {
302 /* Variable length string. */
303 size = strlen (string);
304 ptr[i++] = size;
305 }
306
307 /* BUG WAITING TO HAPPEN. */
308 memcpy (ptr + i, string, size);
309 i += size;
310 *idx = i * 8;
311 }
312
313 #define SYSROFF_SWAP_OUT
314 #include "sysroff.c"
315
316 static char *rname_sh[] =
317 {
318 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
319 };
320
321 static char *rname_h8300[] =
322 {
323 "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
324 };
325
326 static void
327 wr_tr ()
328 {
329 /* The TR block is not normal - it doesn't have any contents. */
330
331 static char b[] =
332 {
333 0xff, /* IT */
334 0x03, /* RL */
335 0xfd, /* CS */
336 };
337 fwrite (b, 1, sizeof (b), file);
338 }
339
340 static void
341 wr_un (ptr, sfile, first, nsecs)
342 struct coff_ofile *ptr;
343 struct coff_sfile *sfile;
344 int first;
345 int nsecs ATTRIBUTE_UNUSED;
346 {
347 struct IT_un un;
348 struct coff_symbol *s;
349
350 un.spare1 = 0;
351
352 if (bfd_get_file_flags (abfd) & EXEC_P)
353 un.format = FORMAT_LM;
354 else
355 un.format = FORMAT_OM;
356 un.spare1 = 0;
357
358 #if 1
359 un.nsections = ptr->nsections - 1; /* Don't count the abs section. */
360 #else
361 /*NEW - only count sections with size. */
362 un.nsections = nsecs;
363 #endif
364
365 un.nextdefs = 0;
366 un.nextrefs = 0;
367 /* Count all the undefined and defined variables with global scope. */
368
369 if (first)
370 {
371 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
372 {
373 if (s->visible->type == coff_vis_ext_def
374 || s->visible->type == coff_vis_common)
375 un.nextdefs++;
376
377 if (s->visible->type == coff_vis_ext_ref)
378 un.nextrefs++;
379 }
380 }
381 un.tool = toolname;
382 un.tcd = DATE;
383 un.linker = "L_GX00";
384 un.lcd = DATE;
385 un.name = sfile->name;
386 sysroff_swap_un_out (file, &un);
387 }
388
389 static void
390 wr_hd (p)
391 struct coff_ofile *p;
392 {
393 struct IT_hd hd;
394
395 hd.spare1 = 0;
396 if (bfd_get_file_flags (abfd) & EXEC_P)
397 hd.mt = MTYPE_ABS_LM;
398 else
399 hd.mt = MTYPE_OMS_OR_LMS;
400
401 hd.cd = DATE;
402
403 hd.nu = p->nsources; /* Always one unit */
404 hd.code = 0; /* Always ASCII */
405 hd.ver = "0200"; /* Version 2.00 */
406
407 switch (bfd_get_arch (abfd))
408 {
409 case bfd_arch_h8300:
410 hd.au = 8;
411 hd.si = 0;
412 hd.spcsz = 32;
413 hd.segsz = 0;
414 hd.segsh = 0;
415 switch (bfd_get_mach (abfd))
416 {
417 case bfd_mach_h8300:
418 hd.cpu = "H8300";
419 hd.afl = 2;
420 addrsize = 2;
421 toolname = "C_H8/300";
422 break;
423 case bfd_mach_h8300h:
424 hd.cpu = "H8300H";
425 hd.afl = 4;
426 addrsize = 4;
427 toolname = "C_H8/300H";
428 break;
429 case bfd_mach_h8300s:
430 hd.cpu = "H8300S";
431 hd.afl = 4;
432 addrsize = 4;
433 toolname = "C_H8/300S";
434 break;
435 default:
436 abort();
437 }
438 rnames = rname_h8300;
439 break;
440 case bfd_arch_sh:
441 hd.au = 8;
442 hd.si = 0;
443 hd.afl = 4;
444 hd.spcsz = 32;
445 hd.segsz = 0;
446 hd.segsh = 0;
447 hd.cpu = "SH";
448 addrsize = 4;
449 toolname = "C_SH";
450 rnames = rname_sh;
451 break;
452 default:
453 abort ();
454 }
455
456 if (! bfd_get_file_flags(abfd) & EXEC_P)
457 {
458 hd.ep = 0;
459 }
460 else
461 {
462 hd.ep = 1;
463 hd.uan = 0;
464 hd.sa = 0;
465 hd.sad = 0;
466 hd.address = bfd_get_start_address (abfd);
467 }
468
469 hd.os = "";
470 hd.sys = "";
471 hd.mn = strip_suffix (bfd_get_filename (abfd));
472
473 sysroff_swap_hd_out (file, &hd);
474 }
475
476
477 static void
478 wr_sh (p, sec)
479 struct coff_ofile *p ATTRIBUTE_UNUSED;
480 struct coff_section *sec;
481 {
482 struct IT_sh sh;
483 sh.unit = 0;
484 sh.section = sec->number;
485 #ifdef FOOP1
486 sh.section = 0;
487 #endif
488 sysroff_swap_sh_out (file, &sh);
489 }
490
491
492 static void
493 wr_ob (p, section)
494 struct coff_ofile *p ATTRIBUTE_UNUSED;
495 struct coff_section *section;
496 {
497 bfd_size_type i;
498 int first = 1;
499 unsigned char stuff[200];
500
501 i = 0;
502 while (i < section->bfd_section->_raw_size)
503 {
504 struct IT_ob ob;
505 int todo = 200; /* Copy in 200 byte lumps. */
506
507 ob.spare = 0;
508 if (i + todo > section->bfd_section->_raw_size)
509 todo = section->bfd_section->_raw_size - i;
510
511 if (first)
512 {
513 ob.saf = 1;
514 if (bfd_get_file_flags (abfd) & EXEC_P)
515 ob.address = section->address;
516 else
517 ob.address = 0;
518
519 first = 0;
520 }
521 else
522 {
523 ob.saf = 0;
524 }
525
526 ob.cpf = 0; /* Never compress. */
527 ob.data.len = todo;
528 bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
529 ob.data.data = stuff;
530 sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
531 i += todo;
532 }
533
534 /* Now fill the rest with blanks. */
535 while (i < (bfd_size_type) section->size)
536 {
537 struct IT_ob ob;
538 int todo = 200; /* Copy in 200 byte lumps. */
539
540 ob.spare = 0;
541 if (i + todo > (bfd_size_type) section->size)
542 todo = section->size - i;
543 ob.saf = 0;
544
545 ob.cpf = 0; /* Never compress. */
546 ob.data.len = todo;
547 memset (stuff, 0, todo);
548 ob.data.data = stuff;
549 sysroff_swap_ob_out (file, &ob);
550 i += todo;
551 }
552 /* Now fill the rest with blanks. */
553 }
554
555 static void
556 wr_rl (ptr, sec)
557 struct coff_ofile *ptr ATTRIBUTE_UNUSED;
558 struct coff_section *sec;
559 {
560 int nr = sec->nrelocs;
561 int i;
562
563 for (i = 0; i < nr; i++)
564 {
565 struct coff_reloc *r = sec->relocs + i;
566 struct coff_symbol *ref;
567 struct IT_rl rl;
568
569 rl.apol = 0;
570 rl.boundary = 0;
571 rl.segment = 1;
572 rl.sign = 0;
573 rl.check = 0;
574 rl.addr = r->offset;
575 rl.bitloc = 0;
576 rl.flen = 32; /* SH Specific. */
577
578 /* What sort of reloc ? Look in the section to find out. */
579 ref = r->symbol;
580 if (ref->visible->type == coff_vis_ext_ref)
581 {
582 rl.bcount = 4; /* Always 4 for us. */
583 rl.op = OP_EXT_REF;
584 rl.symn = ref->er_number;
585 }
586 else if (ref->visible->type == coff_vis_common)
587 {
588 rl.bcount = 11; /* Always 11 for us. */
589 rl.op = OP_SEC_REF;
590 rl.secn = ref->where->section->number;
591 rl.copcode_is_3 = 3;
592 rl.alength_is_4 = 4;
593 rl.addend = ref->where->offset - ref->where->section->address;
594 rl.aopcode_is_0x20 = 0x20;
595 }
596 else
597 {
598 rl.bcount = 11; /* Always 11 for us. */
599 rl.op = OP_SEC_REF;
600 rl.secn = ref->where->section->number;
601 rl.copcode_is_3 = 3;
602 rl.alength_is_4 = 4;
603 rl.addend = -ref->where->section->address;
604 rl.aopcode_is_0x20 = 0x20;
605 }
606
607 rl.end = 0xff;
608
609 if ( rl.op == OP_SEC_REF
610 || rl.op == OP_EXT_REF)
611 sysroff_swap_rl_out (file, &rl);
612 }
613 }
614
615 static void
616 wr_object_body (p)
617 struct coff_ofile *p;
618 {
619 int i;
620
621 for (i = 1; i < p->nsections; i++)
622 {
623 wr_sh (p, p->sections + i);
624 wr_ob (p, p->sections + i);
625 wr_rl (p, p->sections + i);
626 }
627 }
628
629 static void
630 wr_dps_start (sfile, section, scope, type, nest)
631 struct coff_sfile *sfile;
632 struct coff_section *section ATTRIBUTE_UNUSED;
633 struct coff_scope *scope;
634 int type;
635 int nest;
636 {
637 struct IT_dps dps;
638
639 dps.end = 0;
640 dps.opt = 0;
641 dps.type = type;
642
643 if (scope->sec)
644 {
645 dps.san = scope->sec->number;
646 dps.address = scope->offset - find_base (sfile, scope->sec);
647 dps.block_size = scope->size;
648
649 if (debug)
650 {
651 printf ("DPS %s %d %x\n",
652 sfile->name,
653 nest,
654 dps.address);
655 }
656 }
657 else
658 {
659 dps.san = 0;
660 dps.address = 0;
661 dps.block_size = 0;
662 }
663
664 dps.nesting = nest;
665 dps.neg = 0x1001;
666 sysroff_swap_dps_out (file, &dps);
667 }
668
669 static void
670 wr_dps_end (section, scope, type)
671 struct coff_section *section ATTRIBUTE_UNUSED;
672 struct coff_scope *scope ATTRIBUTE_UNUSED;
673 int type;
674 {
675 struct IT_dps dps;
676
677 dps.end = 1;
678 dps.type = type;
679 sysroff_swap_dps_out (file, &dps);
680 }
681
682 static int *
683 nints (x)
684 int x;
685 {
686 return (int *) (xcalloc (sizeof (int), x));
687 }
688
689 static void
690 walk_tree_type_1 (sfile, symbol, type, nest)
691 struct coff_sfile *sfile;
692 struct coff_symbol *symbol;
693 struct coff_type *type;
694 int nest;
695 {
696 switch (type->type)
697 {
698 case coff_secdef_type:
699 case coff_basic_type:
700 {
701 struct IT_dbt dbt;
702
703 switch (type->u.basic)
704 {
705 case T_NULL:
706 case T_VOID:
707 dbt.btype = BTYPE_VOID;
708 dbt.sign = BTYPE_UNSPEC;
709 dbt.fptype = FPTYPE_NOTSPEC;
710 break;
711
712 case T_CHAR:
713 dbt.btype = BTYPE_CHAR;
714 dbt.sign = BTYPE_UNSPEC;
715 dbt.fptype = FPTYPE_NOTSPEC;
716 break;
717
718 case T_SHORT:
719 case T_INT:
720 case T_LONG:
721 dbt.btype = BTYPE_INT;
722 dbt.sign = SIGN_SIGNED;
723 dbt.fptype = FPTYPE_NOTSPEC;
724 break;
725
726 case T_FLOAT:
727 dbt.btype = BTYPE_FLOAT;
728 dbt.fptype = FPTYPE_SINGLE;
729 break;
730
731 case T_DOUBLE:
732 dbt.btype = BTYPE_FLOAT;
733 dbt.fptype = FPTYPE_DOUBLE;
734 break;
735
736 case T_LNGDBL:
737 dbt.btype = BTYPE_FLOAT;
738 dbt.fptype = FPTYPE_EXTENDED;
739 break;
740
741 case T_UCHAR:
742 dbt.btype = BTYPE_CHAR;
743 dbt.sign = SIGN_UNSIGNED;
744 dbt.fptype = FPTYPE_NOTSPEC;
745 break;
746
747 case T_USHORT:
748 case T_UINT:
749 case T_ULONG:
750 dbt.btype = BTYPE_INT;
751 dbt.sign = SIGN_UNSIGNED;
752 dbt.fptype = FPTYPE_NOTSPEC;
753 break;
754 }
755
756 dbt.bitsize = type->size;
757 dbt.neg = 0x1001;
758 sysroff_swap_dbt_out (file, &dbt);
759 break;
760 }
761
762 case coff_pointer_type:
763 {
764 struct IT_dpt dpt;
765
766 walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
767 dpt.neg = 0x1001;
768 sysroff_swap_dpt_out (file, &dpt);
769 break;
770 }
771
772 case coff_function_type:
773 {
774 struct IT_dfp dfp;
775 struct coff_symbol *param;
776
777 dfp.end = 0;
778 dfp.spare = 0;
779 dfp.nparams = type->u.function.parameters->nvars;
780 dfp.neg = 0x1001;
781
782 walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
783
784 sysroff_swap_dfp_out (file, &dfp);
785
786 for (param = type->u.function.parameters->vars_head;
787 param;
788 param = param->next)
789 walk_tree_symbol (sfile, 0, param, nest);
790
791 dfp.end = 1;
792 sysroff_swap_dfp_out (file, &dfp);
793 break;
794 }
795
796 case coff_structdef_type:
797 {
798 struct IT_dbt dbt;
799 struct IT_dds dds;
800 struct coff_symbol *member;
801
802 dds.spare = 0;
803 dbt.btype = BTYPE_STRUCT;
804 dbt.bitsize = type->size;
805 dbt.sign = SIGN_UNSPEC;
806 dbt.fptype = FPTYPE_NOTSPEC;
807 dbt.sid = get_member_id (type->u.astructdef.idx);
808 dbt.neg = 0x1001;
809 sysroff_swap_dbt_out (file, &dbt);
810 dds.end = 0;
811 dds.neg = 0x1001;
812 sysroff_swap_dds_out (file, &dds);
813
814 for (member = type->u.astructdef.elements->vars_head;
815 member;
816 member = member->next)
817 walk_tree_symbol (sfile, 0, member, nest + 1);
818
819 dds.end = 1;
820 sysroff_swap_dds_out (file, &dds);
821
822 }
823 break;
824
825 case coff_structref_type:
826 {
827 struct IT_dbt dbt;
828
829 dbt.btype = BTYPE_TAG;
830 dbt.bitsize = type->size;
831 dbt.sign = SIGN_UNSPEC;
832 dbt.fptype = FPTYPE_NOTSPEC;
833
834 if (type->u.astructref.ref)
835 dbt.sid = get_member_id (type->u.astructref.ref->number);
836 else
837 dbt.sid = 0;
838
839 dbt.neg = 0x1001;
840 sysroff_swap_dbt_out (file, &dbt);
841 }
842 break;
843
844 case coff_array_type:
845 {
846 struct IT_dar dar;
847 int j;
848 int dims = 1; /* Only output one dimension at a time. */
849
850 dar.dims = dims;
851 dar.variable = nints (dims);
852 dar.subtype = nints (dims);
853 dar.spare = nints (dims);
854 dar.max_variable = nints (dims);
855 dar.maxspare = nints (dims);
856 dar.max = nints (dims);
857 dar.min_variable = nints (dims);
858 dar.min = nints (dims);
859 dar.minspare = nints (dims);
860 dar.neg = 0x1001;
861 dar.length = type->size / type->u.array.dim;
862
863 for (j = 0; j < dims; j++)
864 {
865 dar.variable[j] = VARIABLE_FIXED;
866 dar.subtype[j] = SUB_INTEGER;
867 dar.spare[j] = 0;
868 dar.max_variable[j] = 0;
869 dar.max[j] = type->u.array.dim;
870 dar.min_variable[j] = 0;
871 dar.min[j] = 1; /* Why isn't this 0 ? */
872 }
873 walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
874 sysroff_swap_dar_out (file, &dar);
875 }
876 break;
877
878 case coff_enumdef_type:
879 {
880 struct IT_dbt dbt;
881 struct IT_den den;
882 struct coff_symbol *member;
883
884 dbt.btype = BTYPE_ENUM;
885 dbt.bitsize = type->size;
886 dbt.sign = SIGN_UNSPEC;
887 dbt.fptype = FPTYPE_NOTSPEC;
888 dbt.sid = get_member_id (type->u.aenumdef.idx);
889 dbt.neg = 0x1001;
890 sysroff_swap_dbt_out (file, &dbt);
891
892 den.end = 0;
893 den.neg = 0x1001;
894 den.spare = 0;
895 sysroff_swap_den_out (file, &den);
896
897 for (member = type->u.aenumdef.elements->vars_head;
898 member;
899 member = member->next)
900 walk_tree_symbol (sfile, 0, member, nest + 1);
901
902 den.end = 1;
903 sysroff_swap_den_out (file, &den);
904 }
905 break;
906
907 case coff_enumref_type:
908 {
909 struct IT_dbt dbt;
910
911 dbt.btype = BTYPE_TAG;
912 dbt.bitsize = type->size;
913 dbt.sign = SIGN_UNSPEC;
914 dbt.fptype = FPTYPE_NOTSPEC;
915 dbt.sid = get_member_id (type->u.aenumref.ref->number);
916 dbt.neg = 0x1001;
917 sysroff_swap_dbt_out (file, &dbt);
918 }
919 break;
920
921 default:
922 abort ();
923 }
924 }
925
926 /* Obsolete ?
927 static void
928 dty_start ()
929 {
930 struct IT_dty dty;
931 dty.end = 0;
932 dty.neg = 0x1001;
933 dty.spare = 0;
934 sysroff_swap_dty_out (file, &dty);
935 }
936
937 static void
938 dty_stop ()
939 {
940 struct IT_dty dty;
941 dty.end = 0;
942 dty.neg = 0x1001;
943 dty.end = 1;
944 sysroff_swap_dty_out (file, &dty);
945 }
946
947
948 static void
949 dump_tree_structure (sfile, symbol, type, nest)
950 struct coff_sfile *sfile;
951 struct coff_symbol *symbol;
952 struct coff_type *type;
953 int nest;
954 {
955 if (symbol->type->type == coff_function_type)
956 {
957
958
959 }
960
961 }
962 */
963
964 static void
965 walk_tree_type (sfile, symbol, type, nest)
966 struct coff_sfile *sfile;
967 struct coff_symbol *symbol;
968 struct coff_type *type;
969 int nest;
970 {
971 if (symbol->type->type == coff_function_type)
972 {
973 struct IT_dty dty;
974
975 dty.end = 0;
976 dty.neg = 0x1001;
977
978 sysroff_swap_dty_out (file, &dty);
979 walk_tree_type_1 (sfile, symbol, type, nest);
980 dty.end = 1;
981 sysroff_swap_dty_out (file, &dty);
982
983 wr_dps_start (sfile,
984 symbol->where->section,
985 symbol->type->u.function.code,
986 BLOCK_TYPE_FUNCTION, nest);
987 wr_dps_start (sfile, symbol->where->section,
988 symbol->type->u.function.code,
989 BLOCK_TYPE_BLOCK, nest);
990 walk_tree_scope (symbol->where->section,
991 sfile,
992 symbol->type->u.function.code,
993 nest + 1, BLOCK_TYPE_BLOCK);
994
995 wr_dps_end (symbol->where->section,
996 symbol->type->u.function.code,
997 BLOCK_TYPE_BLOCK);
998 wr_dps_end (symbol->where->section,
999 symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
1000 }
1001 else
1002 {
1003 struct IT_dty dty;
1004
1005 dty.end = 0;
1006 dty.neg = 0x1001;
1007 sysroff_swap_dty_out (file, &dty);
1008 walk_tree_type_1 (sfile, symbol, type, nest);
1009 dty.end = 1;
1010 sysroff_swap_dty_out (file, &dty);
1011 }
1012 }
1013
1014 static void
1015 walk_tree_symbol (sfile, section, symbol, nest)
1016 struct coff_sfile *sfile;
1017 struct coff_section *section ATTRIBUTE_UNUSED;
1018 struct coff_symbol *symbol;
1019 int nest;
1020 {
1021 struct IT_dsy dsy;
1022
1023 memset (&dsy, 0, sizeof(dsy));
1024 dsy.nesting = nest;
1025
1026 switch (symbol->type->type)
1027 {
1028 case coff_function_type:
1029 dsy.type = STYPE_FUNC;
1030 dsy.assign = 1;
1031 break;
1032
1033 case coff_structref_type:
1034 case coff_pointer_type:
1035 case coff_array_type:
1036 case coff_basic_type:
1037 case coff_enumref_type:
1038 dsy.type = STYPE_VAR;
1039 dsy.assign = 1;
1040 break;
1041
1042 case coff_enumdef_type:
1043 dsy.type = STYPE_TAG;
1044 dsy.assign = 0;
1045 dsy.magic = 2;
1046 break;
1047
1048 case coff_structdef_type:
1049 dsy.type = STYPE_TAG;
1050 dsy.assign = 0;
1051 dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
1052 break;
1053
1054 case coff_secdef_type:
1055 return;
1056
1057 default:
1058 abort ();
1059 }
1060
1061 if (symbol->where->where == coff_where_member_of_struct)
1062 {
1063 dsy.assign = 0;
1064 dsy.type = STYPE_MEMBER;
1065 }
1066
1067 if (symbol->where->where == coff_where_member_of_enum)
1068 {
1069 dsy.type = STYPE_ENUM;
1070 dsy.assign = 0;
1071 dsy.evallen = 4;
1072 dsy.evalue = symbol->where->offset;
1073 }
1074
1075 if (symbol->type->type == coff_structdef_type
1076 || symbol->where->where == coff_where_entag
1077 || symbol->where->where == coff_where_strtag)
1078 {
1079 dsy.snumber = get_member_id (symbol->number);
1080 }
1081 else
1082 {
1083 dsy.snumber = get_ordinary_id (symbol->number);
1084 }
1085
1086 dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1087
1088 switch (symbol->visible->type)
1089 {
1090 case coff_vis_common:
1091 case coff_vis_ext_def:
1092 dsy.ainfo = AINFO_STATIC_EXT_DEF;
1093 break;
1094
1095 case coff_vis_ext_ref:
1096 dsy.ainfo = AINFO_STATIC_EXT_REF;
1097 break;
1098
1099 case coff_vis_int_def:
1100 dsy.ainfo = AINFO_STATIC_INT;
1101 break;
1102
1103 case coff_vis_auto:
1104 case coff_vis_autoparam:
1105 dsy.ainfo = AINFO_AUTO;
1106 break;
1107
1108 case coff_vis_register:
1109 case coff_vis_regparam:
1110 dsy.ainfo = AINFO_REG;
1111 break;
1112 break;
1113
1114 case coff_vis_tag:
1115 case coff_vis_member_of_struct:
1116 case coff_vis_member_of_enum:
1117 break;
1118
1119 default:
1120 abort ();
1121 }
1122
1123 dsy.dlength = symbol->type->size;
1124
1125 switch (symbol->where->where)
1126 {
1127 case coff_where_memory:
1128
1129 dsy.section = symbol->where->section->number;
1130 #ifdef FOOP
1131 dsy.section = 0;
1132 #endif
1133 break;
1134
1135 case coff_where_member_of_struct:
1136 case coff_where_member_of_enum:
1137 case coff_where_stack:
1138 case coff_where_register:
1139 case coff_where_unknown:
1140 case coff_where_strtag:
1141 case coff_where_entag:
1142 case coff_where_typedef:
1143 break;
1144
1145 default:
1146 abort ();
1147 }
1148
1149 switch (symbol->where->where)
1150 {
1151 case coff_where_memory:
1152 dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1153 break;
1154
1155 case coff_where_stack:
1156 dsy.address = symbol->where->offset;
1157 break;
1158
1159 case coff_where_member_of_struct:
1160 if (symbol->where->bitsize)
1161 {
1162 int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1163 dsy.bitunit = 1;
1164 dsy.field_len = symbol->where->bitsize;
1165 dsy.field_off = (bits / 32) * 4;
1166 dsy.field_bitoff = bits % 32;
1167 }
1168 else
1169 {
1170 dsy.bitunit = 0;
1171
1172 dsy.field_len = symbol->type->size;
1173 dsy.field_off = symbol->where->offset;
1174 }
1175 break;
1176
1177 case coff_where_member_of_enum:
1178 /* dsy.bitunit = 0;
1179 dsy.field_len = symbol->type->size;
1180 dsy.field_off = symbol->where->offset; */
1181 break;
1182
1183 case coff_where_register:
1184 case coff_where_unknown:
1185 case coff_where_strtag:
1186 case coff_where_entag:
1187 case coff_where_typedef:
1188 break;
1189
1190 default:
1191 abort ();
1192 }
1193
1194 if (symbol->where->where == coff_where_register)
1195 dsy.reg = rnames[symbol->where->offset];
1196
1197 switch (symbol->visible->type)
1198 {
1199 case coff_vis_common:
1200 /* We do this 'cause common C symbols are treated as extdefs. */
1201 case coff_vis_ext_def:
1202 case coff_vis_ext_ref:
1203 dsy.ename = symbol->name;
1204 break;
1205
1206 case coff_vis_regparam:
1207 case coff_vis_autoparam:
1208 dsy.type = STYPE_PARAMETER;
1209 break;
1210
1211 case coff_vis_int_def:
1212 case coff_vis_auto:
1213 case coff_vis_register:
1214 case coff_vis_tag:
1215 case coff_vis_member_of_struct:
1216 case coff_vis_member_of_enum:
1217 break;
1218
1219 default:
1220 abort ();
1221 }
1222
1223 dsy.sfn = 0;
1224 dsy.sln = 2;
1225 dsy.neg = 0x1001;
1226
1227 sysroff_swap_dsy_out (file, &dsy);
1228
1229 walk_tree_type (sfile, symbol, symbol->type, nest);
1230 }
1231
1232 static void
1233 walk_tree_scope (section, sfile, scope, nest, type)
1234 struct coff_section *section;
1235 struct coff_sfile *sfile;
1236 struct coff_scope *scope;
1237 int nest;
1238 int type;
1239 {
1240 struct coff_symbol *vars;
1241 struct coff_scope *child;
1242
1243 if (scope->vars_head
1244 || (scope->list_head && scope->list_head->vars_head))
1245 {
1246 wr_dps_start (sfile, section, scope, type, nest);
1247
1248 if (nest == 0)
1249 wr_globals (tree, sfile, nest + 1);
1250
1251 for (vars = scope->vars_head; vars; vars = vars->next)
1252 walk_tree_symbol (sfile, section, vars, nest);
1253
1254 for (child = scope->list_head; child; child = child->next)
1255 walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1256
1257 wr_dps_end (section, scope, type);
1258 }
1259 }
1260
1261 static void
1262 walk_tree_sfile (section, sfile)
1263 struct coff_section *section;
1264 struct coff_sfile *sfile;
1265 {
1266 walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1267 }
1268
1269 static void
1270 wr_program_structure (p, sfile)
1271 struct coff_ofile *p;
1272 struct coff_sfile *sfile;
1273 {
1274 walk_tree_sfile (p->sections + 4, sfile);
1275 }
1276
1277 static void
1278 wr_du (p, sfile, n)
1279 struct coff_ofile *p;
1280 struct coff_sfile *sfile;
1281 int n;
1282 {
1283 struct IT_du du;
1284 int lim;
1285 #if 0
1286 struct coff_symbol *symbol;
1287 static int incit = 0x500000;
1288 int used = 0;
1289 #endif
1290 int i;
1291 int j;
1292 unsigned int *lowest = (unsigned *) nints (p->nsections);
1293 unsigned int *highest = (unsigned *) nints (p->nsections);
1294
1295 du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1296 du.optimized = 0;
1297 du.stackfrmt = 0;
1298 du.spare = 0;
1299 du.unit = n;
1300 du.sections = p->nsections - 1;
1301 du.san = (int *) xcalloc (sizeof (int), du.sections);
1302 du.address = nints (du.sections);
1303 du.length = nints (du.sections);
1304
1305 for (i = 0; i < du.sections; i++)
1306 {
1307 lowest[i] = ~0;
1308 highest[i] = 0;
1309 }
1310
1311 /* Look through all the symbols and try and work out the extents in this
1312 source file. */
1313 #if 0
1314 for (symbol = sfile->scope->vars_head;
1315 symbol;
1316 symbol = symbol->next)
1317 {
1318 if (symbol->type->type == coff_secdef_type)
1319 {
1320 unsigned int low = symbol->where->offset;
1321 unsigned int high = symbol->where->offset + symbol->type->size - 1;
1322 struct coff_section *section = symbol->where->section;
1323
1324 int sn = section->number;
1325 if (low < lowest[sn])
1326 lowest[sn] = low;
1327 if (high > highest[sn])
1328 highest[sn] = high;
1329 }
1330 }
1331
1332 for (i = 0; i < du.sections; i++)
1333 {
1334 if (highest[i] == 0)
1335 lowest[i] = highest[i] = incit;
1336
1337 du.san[used] = i;
1338 du.length[used] = highest[i] - lowest[i];
1339 du.address[used] = bfd_get_file_flags (abfd) & EXEC_P ? lowest[i] : 0;
1340
1341 if (debug)
1342 {
1343 printf (" section %6s 0x%08x..0x%08x\n",
1344 p->sections[i + 1].name,
1345 lowest[i],
1346 highest[i]);
1347 }
1348 used++;
1349 }
1350 #endif
1351
1352 lim = du.sections;
1353 for (j = 0; j < lim; j++)
1354 {
1355 int src = j;
1356 int dst = j;
1357
1358 du.san[dst] = dst;
1359
1360 if (sfile->section[src].init)
1361 {
1362 du.length[dst]
1363 = sfile->section[src].high - sfile->section[src].low + 1;
1364 du.address[dst]
1365 = sfile->section[src].low;
1366 }
1367 else
1368 {
1369 du.length[dst] = 0;
1370 du.address[dst] = 0;
1371 }
1372
1373 if (debug)
1374 {
1375 if (sfile->section[src].parent)
1376 {
1377 printf (" section %6s 0x%08x..0x%08x\n",
1378 sfile->section[src].parent->name,
1379 du.address[dst],
1380 du.address[dst] + du.length[dst] - 1);
1381 }
1382 }
1383
1384 du.sections = dst + 1;
1385 }
1386
1387 du.tool = "c_gcc";
1388 du.date = DATE;
1389
1390 sysroff_swap_du_out (file, &du);
1391 }
1392
1393 static void
1394 wr_dus (p, sfile)
1395 struct coff_ofile *p ATTRIBUTE_UNUSED;
1396 struct coff_sfile *sfile;
1397 {
1398 struct IT_dus dus;
1399
1400 dus.efn = 0x1001;
1401 dus.ns = 1; /* p->nsources; sac 14 jul 94 */
1402 dus.drb = nints (dus.ns);
1403 dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1404 dus.spare = nints (dus.ns);
1405 dus.ndir = 0;
1406 /* Find the filenames. */
1407 #if 0
1408 i = 0;
1409
1410 for (sfile = p->source_head;
1411 sfile;
1412 sfile = sfile->next)
1413 {
1414 dus.drb[i] = 0;
1415 dus.spare[i] = 0;
1416 dus.fname[i] = sfile->name;
1417 i++;
1418 }
1419 #else
1420 dus.drb[0] = 0;
1421 dus.fname[0] = sfile->name;
1422 #endif
1423
1424 sysroff_swap_dus_out (file, &dus);
1425
1426 }
1427
1428 /* Find the offset of the .text section for this sfile in the
1429 .text section for the output file. */
1430
1431 static int
1432 find_base (sfile, section)
1433 struct coff_sfile *sfile;
1434 struct coff_section *section;
1435 {
1436 return sfile->section[section->number].low;
1437 }
1438
1439 static void
1440 wr_dln (p, sfile, n)
1441 struct coff_ofile *p ATTRIBUTE_UNUSED;
1442 struct coff_sfile *sfile;
1443 int n ATTRIBUTE_UNUSED;
1444
1445 {
1446 #if 0
1447 if (n == 0)
1448 {
1449 /* Count up all the linenumbers */
1450 struct coff_symbol *sy;
1451 int lc = 0;
1452 struct IT_dln dln;
1453
1454 int idx;
1455
1456 for (sy = p->symbol_list_head;
1457 sy;
1458 sy = sy->next_in_ofile_list)
1459 {
1460 struct coff_type *t = sy->type;
1461 if (t->type == coff_function_type)
1462 {
1463 struct coff_line *l = t->u.function.lines;
1464 lc += l->nlines;
1465 }
1466 }
1467
1468 dln.sfn = nints (lc);
1469 dln.sln = nints (lc);
1470 dln.lln = nints (lc);
1471 dln.section = nints (lc);
1472
1473 dln.from_address = nints (lc);
1474 dln.to_address = nints (lc);
1475
1476
1477 dln.neg = 0x1001;
1478
1479 dln.nln = lc;
1480
1481 /* Run through once more and fill up the structure */
1482 idx = 0;
1483 for (sy = p->symbol_list_head;
1484 sy;
1485 sy = sy->next_in_ofile_list)
1486 {
1487 if (sy->type->type == coff_function_type)
1488 {
1489 int i;
1490 struct coff_line *l = sy->type->u.function.lines;
1491 for (i = 0; i < l->nlines; i++)
1492 {
1493 dln.section[idx] = sy->where->section->number;
1494 dln.sfn[idx] = n;
1495 dln.sln[idx] = l->lines[i];
1496 dln.from_address[idx] = l->addresses[i];
1497 if (idx)
1498 dln.to_address[idx - 1] = dln.from_address[idx];
1499 idx++;
1500 }
1501 }
1502 n++;
1503 }
1504 sysroff_swap_dln_out (file, &dln);
1505 }
1506
1507 #endif
1508 #if 1
1509 /* Count up all the linenumbers */
1510
1511 struct coff_symbol *sy;
1512 int lc = 0;
1513 struct IT_dln dln;
1514
1515 int idx;
1516
1517 for (sy = sfile->scope->vars_head;
1518 sy;
1519 sy = sy->next)
1520 {
1521 struct coff_type *t = sy->type;
1522 if (t->type == coff_function_type)
1523 {
1524 struct coff_line *l = t->u.function.lines;
1525 if (l)
1526 lc += l->nlines;
1527 }
1528 }
1529
1530 dln.sfn = nints (lc);
1531 dln.sln = nints (lc);
1532 dln.cc = nints (lc);
1533 dln.section = nints (lc);
1534
1535 dln.from_address = nints (lc);
1536 dln.to_address = nints (lc);
1537
1538
1539 dln.neg = 0x1001;
1540
1541 dln.nln = lc;
1542
1543 /* Run through once more and fill up the structure */
1544 idx = 0;
1545 for (sy = sfile->scope->vars_head;
1546 sy;
1547 sy = sy->next)
1548 {
1549 if (sy->type->type == coff_function_type)
1550 {
1551 int i;
1552 struct coff_line *l = sy->type->u.function.lines;
1553 if (l)
1554 {
1555 int base = find_base (sfile, sy->where->section);
1556 for (i = 0; i < l->nlines; i++)
1557 {
1558 dln.section[idx] = sy->where->section->number;
1559 dln.sfn[idx] = 0;
1560 dln.sln[idx] = l->lines[i];
1561 dln.from_address[idx] =
1562 l->addresses[i] + sy->where->section->address - base;
1563 dln.cc[idx] = 0;
1564 if (idx)
1565 dln.to_address[idx - 1] = dln.from_address[idx];
1566 idx++;
1567
1568 }
1569 dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1570 }
1571 }
1572 }
1573 if (lc)
1574 sysroff_swap_dln_out (file, &dln);
1575 #endif
1576 }
1577
1578 /* Write the global symbols out to the debug info. */
1579
1580 static void
1581 wr_globals (p, sfile, n)
1582 struct coff_ofile *p;
1583 struct coff_sfile *sfile;
1584 int n ATTRIBUTE_UNUSED;
1585 {
1586 struct coff_symbol *sy;
1587
1588 for (sy = p->symbol_list_head;
1589 sy;
1590 sy = sy->next_in_ofile_list)
1591 {
1592 if (sy->visible->type == coff_vis_ext_def
1593 || sy->visible->type == coff_vis_ext_ref)
1594 {
1595 /* Only write out symbols if they belong to
1596 the current source file. */
1597 if (sy->sfile == sfile)
1598 walk_tree_symbol (sfile, 0, sy, 0);
1599 }
1600 }
1601 }
1602
1603 static void
1604 wr_debug (p)
1605 struct coff_ofile *p;
1606 {
1607 struct coff_sfile *sfile;
1608 int n = 0;
1609
1610 for (sfile = p->source_head;
1611 sfile;
1612 sfile = sfile->next)
1613 {
1614 if (debug)
1615 printf ("%s\n", sfile->name);
1616
1617 wr_du (p, sfile, n);
1618 wr_dus (p, sfile);
1619 wr_program_structure (p, sfile);
1620 wr_dln (p, sfile, n);
1621 n++;
1622 }
1623 }
1624
1625 static void
1626 wr_cs ()
1627 {
1628 /* It seems that the CS struct is not normal - the size is wrong
1629 heres one I prepared earlier. */
1630 static char b[] =
1631 {
1632 0x80, /* IT */
1633 0x21, /* RL */
1634 0x00, /* number of chars in variable length part */
1635 0x80, /* hd */
1636 0x00, /* hs */
1637 0x80, /* un */
1638 0x00, /* us */
1639 0x80, /* sc */
1640 0x00, /* ss */
1641 0x80, /* er */
1642 0x80, /* ed */
1643 0x80, /* sh */
1644 0x80, /* ob */
1645 0x80, /* rl */
1646 0x80, /* du */
1647 0x80, /* dps */
1648 0x80, /* dsy */
1649 0x80, /* dty */
1650 0x80, /* dln */
1651 0x80, /* dso */
1652 0x80, /* dus */
1653 0x00, /* dss */
1654 0x80, /* dbt */
1655 0x00, /* dpp */
1656 0x80, /* dfp */
1657 0x80, /* den */
1658 0x80, /* dds */
1659 0x80, /* dar */
1660 0x80, /* dpt */
1661 0x00, /* dul */
1662 0x00, /* dse */
1663 0x00, /* dot */
1664 0xDE /* CS */
1665 };
1666 fwrite (b, 1, sizeof (b), file);
1667 }
1668
1669 /* Write out the SC records for a unit. Create an SC
1670 for all the sections which appear in the output file, even
1671 if there isn't an equivalent one on the input. */
1672
1673 static int
1674 wr_sc (ptr, sfile)
1675 struct coff_ofile *ptr;
1676 struct coff_sfile *sfile;
1677 {
1678 int i;
1679 int scount = 0;
1680 /* First work out the total number of sections. */
1681 int total_sec = ptr->nsections;
1682 struct myinfo
1683 {
1684 struct coff_section *sec;
1685 struct coff_symbol *symbol;
1686 };
1687 struct coff_symbol *symbol;
1688 struct myinfo *info
1689 = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1690
1691
1692 for (i = 0; i < total_sec; i++)
1693 {
1694 info[i].sec = ptr->sections + i;
1695 info[i].symbol = 0;
1696 }
1697
1698 for (symbol = sfile->scope->vars_head;
1699 symbol;
1700 symbol = symbol->next)
1701 {
1702
1703 if (symbol->type->type == coff_secdef_type)
1704 {
1705 for (i = 0; i < total_sec; i++)
1706 {
1707 if (symbol->where->section == info[i].sec)
1708 {
1709 info[i].symbol = symbol;
1710 break;
1711 }
1712 }
1713 }
1714 }
1715
1716 /* Now output all the section info, and fake up some stuff for sections
1717 we don't have. */
1718 for (i = 1; i < total_sec; i++)
1719 {
1720 struct IT_sc sc;
1721 char *name;
1722
1723 symbol = info[i].symbol;
1724 sc.spare = 0;
1725 sc.spare1 = 0;
1726
1727 if (!symbol)
1728 {
1729 /* Don't have a symbol set aside for this section, which means
1730 that nothing in this file does anything for the section. */
1731 sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1732 sc.addr = 0;
1733 sc.length = 0;
1734 name = info[i].sec->name;
1735 }
1736 else
1737 {
1738 if (bfd_get_file_flags (abfd) & EXEC_P)
1739 {
1740 sc.format = 0;
1741 sc.addr = symbol->where->offset;
1742 }
1743 else
1744 {
1745 sc.format = 1;
1746 sc.addr = 0;
1747 }
1748 sc.length = symbol->type->size;
1749 name = symbol->name;
1750 }
1751
1752 sc.align = 4;
1753 sc.concat = CONCAT_SIMPLE;
1754 sc.read = 3;
1755 sc.write = 3;
1756 sc.exec = 3;
1757 sc.init = 3;
1758 sc.mode = 3;
1759 sc.spare = 0;
1760 sc.segadd = 0;
1761 sc.spare1 = 0; /* If not zero, then it doesn't work. */
1762 sc.name = section_translate (name);
1763
1764 if (strlen (sc.name) == 1)
1765 {
1766 switch (sc.name[0])
1767 {
1768 case 'D':
1769 case 'B':
1770 sc.contents = CONTENTS_DATA;
1771 break;
1772
1773 default:
1774 sc.contents = CONTENTS_CODE;
1775 }
1776 }
1777 else
1778 {
1779 sc.contents = CONTENTS_CODE;
1780 }
1781 #if 0
1782 /* NEW */
1783 if (sc.length)
1784 {
1785 #endif
1786 sysroff_swap_sc_out (file, &sc);
1787 scount++;
1788 #if 0
1789 }
1790 #endif
1791 }
1792 return scount;
1793 }
1794
1795 /* Write out the ER records for a unit. */
1796
1797 static void
1798 wr_er (ptr, sfile, first)
1799 struct coff_ofile *ptr;
1800 struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1801 int first;
1802 {
1803 int idx = 0;
1804 struct coff_symbol *sym;
1805
1806 if (first)
1807 {
1808 for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1809 {
1810 if (sym->visible->type == coff_vis_ext_ref)
1811 {
1812 struct IT_er er;
1813
1814 er.spare = 0;
1815 er.type = ER_NOTSPEC;
1816 er.name = sym->name;
1817 sysroff_swap_er_out (file, &er);
1818 sym->er_number = idx++;
1819 }
1820 }
1821 }
1822 }
1823
1824 /* Write out the ED records for a unit. */
1825
1826 static void
1827 wr_ed (ptr, sfile, first)
1828 struct coff_ofile *ptr;
1829 struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1830 int first;
1831 {
1832 struct coff_symbol *s;
1833
1834 if (first)
1835 {
1836 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1837 {
1838 if (s->visible->type == coff_vis_ext_def
1839 || s->visible->type == coff_vis_common)
1840 {
1841 struct IT_ed ed;
1842
1843 ed.section = s->where->section->number;
1844 ed.spare = 0;
1845
1846 if (s->where->section->data)
1847 {
1848 ed.type = ED_TYPE_DATA;
1849 }
1850 else if (s->where->section->code & SEC_CODE)
1851 {
1852 ed.type = ED_TYPE_ENTRY;
1853 }
1854 else
1855 {
1856 ed.type = ED_TYPE_NOTSPEC;
1857 ed.type = ED_TYPE_DATA;
1858 }
1859
1860 ed.address = s->where->offset - s->where->section->address;
1861 ed.name = s->name;
1862 sysroff_swap_ed_out (file, &ed);
1863 }
1864 }
1865 }
1866 }
1867
1868 static void
1869 wr_unit_info (ptr)
1870 struct coff_ofile *ptr;
1871 {
1872 struct coff_sfile *sfile;
1873 int first = 1;
1874
1875 for (sfile = ptr->source_head;
1876 sfile;
1877 sfile = sfile->next)
1878 {
1879 long p1;
1880 long p2;
1881 int nsecs;
1882
1883 p1 = ftell (file);
1884 wr_un (ptr, sfile, first, 0);
1885 nsecs = wr_sc (ptr, sfile);
1886 p2 = ftell (file);
1887 fseek (file, p1, SEEK_SET);
1888 wr_un (ptr, sfile, first, nsecs);
1889 fseek (file, p2, SEEK_SET);
1890 wr_er (ptr, sfile, first);
1891 wr_ed (ptr, sfile, first);
1892 first = 0;
1893 }
1894 }
1895
1896 static void
1897 wr_module (p)
1898 struct coff_ofile *p;
1899 {
1900 wr_cs ();
1901 wr_hd (p);
1902 wr_unit_info (p);
1903 wr_object_body (p);
1904 wr_debug (p);
1905 wr_tr ();
1906 }
1907
1908 static int
1909 align (x)
1910 int x;
1911 {
1912 return (x + 3) & ~3;
1913 }
1914
1915 /* Find all the common variables and turn them into
1916 ordinary defs - dunno why, but thats what hitachi does with 'em. */
1917
1918 static void
1919 prescan (tree)
1920 struct coff_ofile *tree;
1921 {
1922 struct coff_symbol *s;
1923 struct coff_section *common_section;
1924
1925 /* Find the common section - always section 3. */
1926 common_section = tree->sections + 3;
1927
1928 for (s = tree->symbol_list_head;
1929 s;
1930 s = s->next_in_ofile_list)
1931 {
1932 if (s->visible->type == coff_vis_common)
1933 {
1934 struct coff_where *w = s->where;
1935 /* s->visible->type = coff_vis_ext_def; leave it as common */
1936 common_section->size = align (common_section->size);
1937 w->offset = common_section->size + common_section->address;
1938 w->section = common_section;
1939 common_section->size += s->type->size;
1940 common_section->size = align (common_section->size);
1941 }
1942 }
1943 }
1944
1945 char *program_name;
1946
1947 static void
1948 show_usage (file, status)
1949 FILE *file;
1950 int status;
1951 {
1952 fprintf (file, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name);
1953 fprintf (file, _("Convert a COFF object file into a SYSROFF object file\n"));
1954 fprintf (file, _(" The options are:\n\
1955 -q --quick (Obsolete - ignoerd)\n\
1956 -n --noprescan Do not perform a scan to convert commons into defs\n\
1957 -d --debug Display information about what is being done\n\
1958 -h --help Display this information\n\
1959 -v --version Print the program's version number\n"));
1960
1961 if (status == 0)
1962 fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
1963 exit (status);
1964 }
1965
1966 int
1967 main (ac, av)
1968 int ac;
1969 char *av[];
1970 {
1971 int opt;
1972 static struct option long_options[] =
1973 {
1974 {"debug", no_argument, 0, 'd'},
1975 {"quick", no_argument, 0, 'q'},
1976 {"noprescan", no_argument, 0, 'n'},
1977 {"help", no_argument, 0, 'h'},
1978 {"version", no_argument, 0, 'V'},
1979 {NULL, no_argument, 0, 0}
1980 };
1981 char **matching;
1982 char *input_file;
1983 char *output_file;
1984
1985 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1986 setlocale (LC_MESSAGES, "");
1987 #endif
1988 #if defined (HAVE_SETLOCALE)
1989 setlocale (LC_CTYPE, "");
1990 #endif
1991 bindtextdomain (PACKAGE, LOCALEDIR);
1992 textdomain (PACKAGE);
1993
1994 program_name = av[0];
1995 xmalloc_set_program_name (program_name);
1996
1997 while ((opt = getopt_long (ac, av, "dHhVvqn", long_options,
1998 (int *) NULL))
1999 != EOF)
2000 {
2001 switch (opt)
2002 {
2003 case 'q':
2004 quick = 1;
2005 break;
2006 case 'n':
2007 noprescan = 1;
2008 break;
2009 case 'd':
2010 debug = 1;
2011 break;
2012 case 'H':
2013 case 'h':
2014 show_usage (stdout, 0);
2015 /*NOTREACHED */
2016 case 'v':
2017 case 'V':
2018 print_version ("srconv");
2019 exit (0);
2020 /*NOTREACHED */
2021 case 0:
2022 break;
2023 default:
2024 show_usage (stderr, 1);
2025 /*NOTREACHED */
2026 }
2027 }
2028
2029 /* The input and output files may be named on the command line. */
2030 output_file = NULL;
2031 if (optind < ac)
2032 {
2033 input_file = av[optind];
2034 ++optind;
2035 if (optind < ac)
2036 {
2037 output_file = av[optind];
2038 ++optind;
2039 if (optind < ac)
2040 show_usage (stderr, 1);
2041 if (strcmp (input_file, output_file) == 0)
2042 {
2043 fatal (_("input and output files must be different"));
2044 }
2045 }
2046 }
2047 else
2048 input_file = 0;
2049
2050 if (!input_file)
2051 {
2052 fatal (_("no input file specified"));
2053 }
2054
2055 if (!output_file)
2056 {
2057 /* Take a .o off the input file and stick on a .obj. If
2058 it doesn't end in .o, then stick a .obj on anyway */
2059
2060 int len = strlen (input_file);
2061
2062 output_file = xmalloc (len + 5);
2063 strcpy (output_file, input_file);
2064
2065 if (len > 3
2066 && output_file[len - 2] == '.'
2067 && output_file[len - 1] == 'o')
2068 {
2069 output_file[len] = 'b';
2070 output_file[len + 1] = 'j';
2071 output_file[len + 2] = 0;
2072 }
2073 else
2074 {
2075 strcat (output_file, ".obj");
2076 }
2077 }
2078
2079 abfd = bfd_openr (input_file, 0);
2080
2081 if (!abfd)
2082 bfd_fatal (input_file);
2083
2084 if (!bfd_check_format_matches (abfd, bfd_object, &matching))
2085 {
2086 bfd_nonfatal (input_file);
2087
2088 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
2089 {
2090 list_matching_formats (matching);
2091 free (matching);
2092 }
2093 exit (1);
2094 }
2095
2096 file = fopen (output_file, FOPEN_WB);
2097
2098 if (!file)
2099 fatal (_("unable to open output file %s"), output_file);
2100
2101 if (debug)
2102 printf ("ids %d %d\n", base1, base2);
2103
2104 tree = coff_grok (abfd);
2105
2106 if (!noprescan)
2107 prescan (tree);
2108
2109 wr_module (tree);
2110 return 0;
2111 }
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