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2001-01-01 Philip Blundell <philb@gnu.org>
[binutils.git] / binutils / srconv.c
blobfb8996b3643b1d691692e93d3a0fec7d34ac9460
1 /* srconv.c -- Sysroff conversion program
2 Copyright (C) 1994, 95, 96, 98, 99, 2000 Free Software Foundation, Inc.
3
4 This file is part of GNU Binutils.
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
19 02111-1307, USA. */
20
21 /* Written by Steve Chamberlain (sac@cygnus.com)
22
23 This program can be used to convert a coff object file
24 into a Hitachi OM/LM (Sysroff) format.
25
26 All debugging information is preserved */
27
28 #include <bfd.h>
29 #include "bucomm.h"
30 #include "sysroff.h"
31 #include "coffgrok.h"
32 #include <libiberty.h>
33 #include <getopt.h>
34
35 #include "coff/internal.h"
36 #include "../bfd/libcoff.h"
37
38 #define PROGRAM_VERSION "1.5"
39 /*#define FOOP1 1 */
40
41 static int addrsize;
42 static char *toolname;
43 static char **rnames;
44
45 static void wr_cs ();
46 static void walk_tree_scope ();
47 static void wr_globals ();
48 static int find_base ();
49
50 static FILE *file;
51 static bfd *abfd;
52 static int debug = 0;
53 static int quick = 0;
54 static int noprescan = 0;
55 static struct coff_ofile *tree;
56 /* Obsolete ??
57 static int absolute_p;
58 */
59
60 static int segmented_p;
61 static int code;
62
63 static int ids1[20000];
64 static int ids2[20000];
65
66 static int base1 = 0x18;
67 static int base2 = 0x2018;
68
69 static int
70 get_member_id (x)
71 int x;
72 {
73 if (ids2[x])
74 {
75 return ids2[x];
76 }
77 ids2[x] = base2++;
78 return ids2[x];
79 }
80
81 static int
82 get_ordinary_id (x)
83 int x;
84 {
85 if (ids1[x])
86 {
87 return ids1[x];
88 }
89 ids1[x] = base1++;
90 return ids1[x];
91 }
92 static char *
93 section_translate (n)
94 char *n;
95 {
96 if (strcmp (n, ".text") == 0)
97 return "P";
98 if (strcmp (n, ".data") == 0)
99 return "D";
100 if (strcmp (n, ".bss") == 0)
101 return "B";
102 return n;
103 }
104
105
106
107 #define DATE "940201073000"; /* Just a time on my birthday */
108
109
110 static
111 char *
112 strip_suffix (name)
113 char *name;
114 {
115 int i;
116 char *res;
117 for (i = 0; name[i] != 0 && name[i] != '.'; i++)
118 ;
119 res = (char *) xmalloc (i + 1);
120 memcpy (res, name, i);
121 res[i] = 0;
122 return res;
123 }
124
125
126 /* IT LEN stuff CS */
127 static void
128 checksum (file, ptr, size, code)
129 FILE *file;
130 char *ptr;
131 int size;
132 int code;
133 {
134 int j;
135 int last;
136 int sum = 0;
137 int bytes = size / 8;
138 last = !(code & 0xff00);
139 if (size & 0x7)
140 abort ();
141 ptr[0] = code | (last ? 0x80 : 0);
142 ptr[1] = bytes + 1;
143
144 for (j = 0; j < bytes; j++)
145 {
146 sum += ptr[j];
147 }
148 /* Glue on a checksum too */
149 ptr[bytes] = ~sum;
150 fwrite (ptr, bytes + 1, 1, file);
151 }
152
153
154
155
156 static void
157 writeINT (n, ptr, idx, size, file)
158 int n;
159 char *ptr;
160 int *idx;
161 int size;
162 FILE *file;
163 {
164 int byte = *idx / 8;
165
166 if (size == -2)
167 size = addrsize;
168 else if (size == -1)
169 size = 0;
170
171 if (byte > 240)
172 {
173 /* Lets write out that record and do another one */
174 checksum (file, ptr, *idx, code | 0x1000);
175 *idx = 16;
176 byte = *idx / 8;
177 }
178 switch (size)
179 {
180 case 0:
181 break;
182 case 1:
183 ptr[byte] = n;
184 break;
185 case 2:
186 ptr[byte + 0] = n >> 8;
187 ptr[byte + 1] = n;
188 break;
189 case 4:
190 ptr[byte + 0] = n >> 24;
191 ptr[byte + 1] = n >> 16;
192 ptr[byte + 2] = n >> 8;
193 ptr[byte + 3] = n >> 0;
194 break;
195 default:
196 abort ();
197 }
198 *idx += size * 8;
199 }
200
201
202 static void
203 writeBITS (val, ptr, idx, size)
204 int val;
205 char *ptr;
206 int *idx;
207 int size;
208 {
209 int byte = *idx / 8;
210 int bit = *idx % 8;
211 int old;
212 *idx += size;
213
214 old = ptr[byte];
215 /* Turn off all about to change bits */
216 old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
217 /* Turn on the bits we want */
218 old |= (val & ((1 << size) - 1)) << (8 - bit - size);
219 ptr[byte] = old;
220 }
221
222 static void
223 writeBARRAY (data, ptr, idx, size, file)
224 barray data;
225 char *ptr;
226 int *idx;
227 int size ATTRIBUTE_UNUSED;
228 FILE *file;
229 {
230 int i;
231 writeINT (data.len, ptr, idx, 1, file);
232 for (i = 0; i < data.len; i++)
233 {
234 writeINT (data.data[i], ptr, idx, 1, file);
235 }
236 }
237
238
239 static void
240 writeCHARS (string, ptr, idx, size, file)
241 char *string;
242 char *ptr;
243 int *idx;
244 int size;
245 FILE *file;
246 {
247 int i = *idx / 8;
248
249 if (i > 240)
250 {
251 /* Lets write out that record and do another one */
252 checksum (file, ptr, *idx, code | 0x1000);
253 *idx = 16;
254 i = *idx / 8;
255 }
256
257 if (size == 0)
258 {
259 /* Variable length string */
260 size = strlen (string);
261 ptr[i++] = size;
262 }
263
264 /* BUG WAITING TO HAPPEN */
265 memcpy (ptr + i, string, size);
266 i += size;
267 *idx = i * 8;
268 }
269
270 #define SYSROFF_SWAP_OUT
271 #include "sysroff.c"
272
273
274 static char *rname_sh[] =
275 {
276 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
277 };
278
279 static char *rname_h8300[] =
280 {
281 "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
282 };
283
284 static void
285 wr_tr ()
286 {
287 /* The TR block is not normal - it doesn't have any contents. */
288
289 static char b[] = {
290 0xff, /* IT */
291 0x03, /* RL */
292 0xfd, /* CS */
293 };
294 fwrite (b, 1, sizeof (b), file);
295 }
296
297 static void
298 wr_un (ptr, sfile, first, nsecs)
299 struct coff_ofile *ptr;
300 struct coff_sfile *sfile;
301 int first;
302 int nsecs ATTRIBUTE_UNUSED;
303 {
304 struct IT_un un;
305
306 struct coff_symbol *s;
307
308 un.spare1 = 0;
309
310 if (bfd_get_file_flags (abfd) & EXEC_P)
311 un.format = FORMAT_LM;
312 else
313 un.format = FORMAT_OM;
314 un.spare1 = 0;
315
316
317 #if 1
318 un.nsections = ptr->nsections - 1; /* Don't count the abs section */
319 #else
320 /*NEW - only count sections with size */
321 un.nsections = nsecs;
322 #endif
323
324 un.nextdefs = 0;
325 un.nextrefs = 0;
326 /* Count all the undefined and defined variables with global scope */
327
328 if (first)
329 {
330 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
331 {
332 if (s->visible->type == coff_vis_ext_def
333 || s->visible->type == coff_vis_common)
334 un.nextdefs++;
335
336 if (s->visible->type == coff_vis_ext_ref)
337 un.nextrefs++;
338 }
339 }
340 un.tool = toolname;
341 un.tcd = DATE;
342 un.linker = "L_GX00";
343 un.lcd = DATE;
344 un.name = sfile->name;
345 sysroff_swap_un_out (file, &un);
346 }
347
348
349 static void
350 wr_hd (p)
351 struct coff_ofile *p;
352 {
353 struct IT_hd hd;
354
355 hd.spare1 = 0;
356 if (bfd_get_file_flags (abfd) & EXEC_P)
357 {
358 hd.mt = MTYPE_ABS_LM;
359 }
360 else
361 {
362 hd.mt = MTYPE_OMS_OR_LMS;
363 }
364 hd.cd = DATE;
365
366 hd.nu = p->nsources; /* Always one unit */
367 hd.code = 0; /* Always ASCII */
368 hd.ver = "0200"; /* Version 2.00 */
369 switch (bfd_get_arch (abfd))
370 {
371 case bfd_arch_h8300:
372 hd.au = 8;
373 hd.si = 0;
374 hd.spcsz = 32;
375 hd.segsz = 0;
376 hd.segsh = 0;
377 switch (bfd_get_mach (abfd))
378 {
379 case bfd_mach_h8300:
380 hd.cpu = "H8300";
381 hd.afl = 2;
382 addrsize = 2;
383 toolname = "C_H8/300";
384 break;
385 case bfd_mach_h8300h:
386 hd.cpu = "H8300H";
387 hd.afl = 4;
388 addrsize = 4;
389 toolname = "C_H8/300H";
390 break;
391 case bfd_mach_h8300s:
392 hd.cpu = "H8300S";
393 hd.afl = 4;
394 addrsize = 4;
395 toolname = "C_H8/300S";
396 break;
397 default:
398 abort();
399 }
400 rnames = rname_h8300;
401 break;
402 case bfd_arch_sh:
403 hd.au = 8;
404 hd.si = 0;
405 hd.afl = 4;
406 hd.spcsz = 32;
407 hd.segsz = 0;
408 hd.segsh = 0;
409 hd.cpu = "SH";
410 addrsize = 4;
411 toolname = "C_SH";
412 rnames = rname_sh;
413 break;
414 default:
415 abort ();
416 }
417
418 if (! bfd_get_file_flags(abfd) & EXEC_P)
419 {
420 hd.ep = 0;
421 }
422 else
423 {
424 hd.ep = 1;
425 hd.uan = 0;
426 hd.sa = 0;
427 hd.sad = 0;
428 hd.address = bfd_get_start_address (abfd);
429 }
430
431 hd.os = "";
432 hd.sys = "";
433 hd.mn = strip_suffix (bfd_get_filename (abfd));
434
435 sysroff_swap_hd_out (file, &hd);
436 }
437
438
439 static void
440 wr_sh (p, sec)
441 struct coff_ofile *p ATTRIBUTE_UNUSED;
442 struct coff_section *sec;
443 {
444 struct IT_sh sh;
445 sh.unit = 0;
446 sh.section = sec->number;
447 #ifdef FOOP1
448 sh.section = 0;
449 #endif
450 sysroff_swap_sh_out (file, &sh);
451 }
452
453
454 static void
455 wr_ob (p, section)
456 struct coff_ofile *p ATTRIBUTE_UNUSED;
457 struct coff_section *section;
458 {
459 bfd_size_type i;
460 int first = 1;
461 unsigned char stuff[200];
462
463 i = 0;
464 while (i < section->bfd_section->_raw_size)
465 {
466 struct IT_ob ob;
467 int todo = 200; /* Copy in 200 byte lumps */
468 ob.spare = 0;
469 if (i + todo > section->bfd_section->_raw_size)
470 todo = section->bfd_section->_raw_size - i;
471
472 if (first)
473 {
474 ob.saf = 1;
475 if (bfd_get_file_flags (abfd) & EXEC_P)
476 ob.address = section->address;
477 else
478 ob.address = 0;
479
480 first = 0;
481 }
482 else
483 {
484 ob.saf = 0;
485 }
486
487 ob.cpf = 0; /* Never compress */
488 ob.data.len = todo;
489 bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
490 ob.data.data = stuff;
491 sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
492 i += todo;
493 }
494 /* Now fill the rest with blanks */
495 while (i < (bfd_size_type) section->size)
496 {
497 struct IT_ob ob;
498 int todo = 200; /* Copy in 200 byte lumps */
499 ob.spare = 0;
500 if (i + todo > (bfd_size_type) section->size)
501 todo = section->size - i;
502 ob.saf = 0;
503
504 ob.cpf = 0; /* Never compress */
505 ob.data.len = todo;
506 memset (stuff, 0, todo);
507 ob.data.data = stuff;
508 sysroff_swap_ob_out (file, &ob);
509 i += todo;
510 }
511 /* Now fill the rest with blanks */
512
513 }
514
515 static void
516 wr_rl (ptr, sec)
517 struct coff_ofile *ptr ATTRIBUTE_UNUSED;
518 struct coff_section *sec;
519 {
520 int nr = sec->nrelocs;
521 int i;
522 for (i = 0; i < nr; i++)
523 {
524 struct coff_reloc *r = sec->relocs + i;
525 struct coff_symbol *ref;
526 struct IT_rl rl;
527 rl.apol = 0;
528 rl.boundary = 0;
529 rl.segment = 1;
530 rl.sign = 0;
531 rl.check = 0;
532 rl.addr = r->offset;
533 rl.bitloc = 0;
534 rl.flen = 32; /* SH Specific */
535 /* What sort of reloc ? Look in the section to find out */
536 ref = r->symbol;
537 if (ref->visible->type == coff_vis_ext_ref)
538 {
539 rl.bcount = 4; /* Always 4 for us */
540 rl.op = OP_EXT_REF;
541 rl.symn = ref->er_number;
542 }
543 else if (ref->visible->type == coff_vis_common)
544 {
545 rl.bcount = 11; /* Always 11 for us */
546 rl.op = OP_SEC_REF;
547 rl.secn = ref->where->section->number;
548 rl.copcode_is_3 = 3;
549 rl.alength_is_4 = 4;
550 rl.addend = ref->where->offset - ref->where->section->address;
551 rl.aopcode_is_0x20 = 0x20;
552 }
553
554 else
555 {
556 rl.bcount = 11; /* Always 11 for us */
557 rl.op = OP_SEC_REF;
558 rl.secn = ref->where->section->number;
559 rl.copcode_is_3 = 3;
560 rl.alength_is_4 = 4;
561 rl.addend = -ref->where->section->address;
562 rl.aopcode_is_0x20 = 0x20;
563 }
564 rl.end = 0xff;
565 if (rl.op == OP_SEC_REF
566 || rl.op == OP_EXT_REF)
567 {
568 sysroff_swap_rl_out (file, &rl);
569 }
570 }
571 }
572
573 static void
574 wr_object_body (p)
575 struct coff_ofile *p;
576 {
577 int i;
578 for (i = 1; i < p->nsections; i++)
579 {
580 wr_sh (p, p->sections + i);
581 wr_ob (p, p->sections + i);
582 wr_rl (p, p->sections + i);
583 }
584 }
585
586 static void
587 wr_dps_start (sfile, section, scope, type, nest)
588 struct coff_sfile *sfile;
589 struct coff_section *section ATTRIBUTE_UNUSED;
590 struct coff_scope *scope;
591 int type;
592 int nest;
593 {
594 struct IT_dps dps;
595 dps.end = 0;
596 dps.opt = 0;
597 dps.type = type;
598 if (scope->sec)
599 {
600 dps.san = scope->sec->number;
601 dps.address = scope->offset - find_base (sfile, scope->sec);
602 dps.block_size = scope->size;
603 if (debug)
604 {
605 printf ("DPS %s %d %x\n",
606 sfile->name,
607 nest,
608 dps.address);
609
610 }
611 }
612 else
613 {
614 dps.san = 0;
615 dps.address = 0;
616 dps.block_size = 0;
617 }
618
619 dps.nesting = nest;
620 dps.neg = 0x1001;
621 sysroff_swap_dps_out (file, &dps);
622 }
623
624 static void
625 wr_dps_end (section, scope, type)
626 struct coff_section *section ATTRIBUTE_UNUSED;
627 struct coff_scope *scope ATTRIBUTE_UNUSED;
628 int type;
629 {
630 struct IT_dps dps;
631 dps.end = 1;
632 dps.type = type;
633 sysroff_swap_dps_out (file, &dps);
634 }
635
636 static int *
637 nints (x)
638 int x;
639 {
640 return (int *) (xcalloc (sizeof (int), x));
641 }
642
643 static void walk_tree_symbol ();
644 static void
645 walk_tree_type_1 (sfile, symbol, type, nest)
646 struct coff_sfile *sfile;
647 struct coff_symbol *symbol;
648 struct coff_type *type;
649 int nest;
650 {
651 switch (type->type)
652 {
653 case coff_secdef_type:
654 case coff_basic_type:
655 {
656 struct IT_dbt dbt;
657
658 switch (type->u.basic)
659 {
660 case T_NULL:
661 case T_VOID:
662 dbt.btype = BTYPE_VOID;
663 dbt.sign = BTYPE_UNSPEC;
664 dbt.fptype = FPTYPE_NOTSPEC;
665 break;
666 case T_CHAR:
667 dbt.btype = BTYPE_CHAR;
668 dbt.sign = BTYPE_UNSPEC;
669 dbt.fptype = FPTYPE_NOTSPEC;
670 break;
671 case T_SHORT:
672 case T_INT:
673 case T_LONG:
674 dbt.btype = BTYPE_INT;
675 dbt.sign = SIGN_SIGNED;
676 dbt.fptype = FPTYPE_NOTSPEC;
677 break;
678 case T_FLOAT:
679 dbt.btype = BTYPE_FLOAT;
680 dbt.fptype = FPTYPE_SINGLE;
681 break;
682 case T_DOUBLE:
683 dbt.btype = BTYPE_FLOAT;
684 dbt.fptype = FPTYPE_DOUBLE;
685 break;
686 case T_LNGDBL:
687 dbt.btype = BTYPE_FLOAT;
688 dbt.fptype = FPTYPE_EXTENDED;
689 break;
690 case T_UCHAR:
691 dbt.btype = BTYPE_CHAR;
692 dbt.sign = SIGN_UNSIGNED;
693 dbt.fptype = FPTYPE_NOTSPEC;
694 break;
695 case T_USHORT:
696 case T_UINT:
697 case T_ULONG:
698 dbt.btype = BTYPE_INT;
699 dbt.sign = SIGN_UNSIGNED;
700 dbt.fptype = FPTYPE_NOTSPEC;
701 break;
702 }
703 dbt.bitsize = type->size;
704 dbt.neg = 0x1001;
705 sysroff_swap_dbt_out (file, &dbt);
706 break;
707 }
708 case coff_pointer_type:
709 {
710 struct IT_dpt dpt;
711 walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
712 dpt.neg = 0x1001;
713 sysroff_swap_dpt_out (file, &dpt);
714 break;
715 }
716
717 case coff_function_type:
718 {
719 struct IT_dfp dfp;
720 struct coff_symbol *param;
721 dfp.end = 0;
722 dfp.spare = 0;
723 dfp.nparams = type->u.function.parameters->nvars;
724 dfp.neg = 0x1001;
725
726 walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
727
728 sysroff_swap_dfp_out (file, &dfp);
729
730 for (param = type->u.function.parameters->vars_head;
731 param;
732 param = param->next)
733 {
734 walk_tree_symbol (sfile, 0, param, nest);
735 }
736 dfp.end = 1;
737 sysroff_swap_dfp_out (file, &dfp);
738 break;
739 }
740
741 case coff_structdef_type:
742 {
743 struct IT_dbt dbt;
744 struct IT_dds dds;
745 struct coff_symbol *member;
746 dds.spare = 0;
747 dbt.btype = BTYPE_STRUCT;
748 dbt.bitsize = type->size;
749 dbt.sign = SIGN_UNSPEC;
750 dbt.fptype = FPTYPE_NOTSPEC;
751 dbt.sid = get_member_id (type->u.astructdef.idx);
752 dbt.neg = 0x1001;
753 sysroff_swap_dbt_out (file, &dbt);
754 dds.end = 0;
755 dds.neg = 0x1001;
756 sysroff_swap_dds_out (file, &dds);
757 for (member = type->u.astructdef.elements->vars_head;
758 member;
759 member = member->next)
760 {
761 walk_tree_symbol (sfile, 0, member, nest + 1);
762 }
763
764 dds.end = 1;
765 sysroff_swap_dds_out (file, &dds);
766
767 }
768 break;
769 case coff_structref_type:
770 {
771 struct IT_dbt dbt;
772 dbt.btype = BTYPE_TAG;
773 dbt.bitsize = type->size;
774 dbt.sign = SIGN_UNSPEC;
775 dbt.fptype = FPTYPE_NOTSPEC;
776 if (type->u.astructref.ref)
777 {
778 dbt.sid = get_member_id (type->u.astructref.ref->number);
779 }
780 else
781 {
782 dbt.sid = 0;
783 }
784
785 dbt.neg = 0x1001;
786 sysroff_swap_dbt_out (file, &dbt);
787 }
788 break;
789 case coff_array_type:
790 {
791 struct IT_dar dar;
792 int j;
793 int dims = 1; /* Only output one dimension at a time */
794 dar.dims = dims;
795 dar.variable = nints (dims);
796 dar.subtype = nints (dims);
797 dar.spare = nints (dims);
798 dar.max_variable = nints (dims);
799 dar.maxspare = nints (dims);
800 dar.max = nints (dims);
801 dar.min_variable = nints (dims);
802 dar.min = nints (dims);
803 dar.minspare = nints (dims);
804 dar.neg = 0x1001;
805 dar.length = type->size / type->u.array.dim;
806 for (j = 0; j < dims; j++)
807 {
808 dar.variable[j] = VARIABLE_FIXED;
809 dar.subtype[j] = SUB_INTEGER;
810 dar.spare[j] = 0;
811 dar.max_variable[j] = 0;
812 dar.max[j] = type->u.array.dim;
813 dar.min_variable[j] = 0;
814 dar.min[j] = 1; /* Why isn't this 0 ? */
815 }
816 walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
817 sysroff_swap_dar_out (file, &dar);
818 }
819 break;
820 case coff_enumdef_type:
821 {
822 struct IT_dbt dbt;
823 struct IT_den den;
824 struct coff_symbol *member;
825 dbt.btype = BTYPE_ENUM;
826 dbt.bitsize = type->size;
827 dbt.sign = SIGN_UNSPEC;
828 dbt.fptype = FPTYPE_NOTSPEC;
829 dbt.sid = get_member_id (type->u.aenumdef.idx);
830 dbt.neg = 0x1001;
831 sysroff_swap_dbt_out (file, &dbt);
832
833 den.end = 0;
834 den.neg = 0x1001;
835 den.spare = 0;
836 sysroff_swap_den_out (file, &den);
837 for (member = type->u.aenumdef.elements->vars_head;
838 member;
839 member = member->next)
840 {
841 walk_tree_symbol (sfile, 0, member, nest + 1);
842 }
843
844 den.end = 1;
845 sysroff_swap_den_out (file, &den);
846 }
847 break;
848
849 break;
850 case coff_enumref_type:
851 {
852 struct IT_dbt dbt;
853 dbt.btype = BTYPE_TAG;
854 dbt.bitsize = type->size;
855 dbt.sign = SIGN_UNSPEC;
856 dbt.fptype = FPTYPE_NOTSPEC;
857 dbt.sid = get_member_id (type->u.aenumref.ref->number);
858 dbt.neg = 0x1001;
859 sysroff_swap_dbt_out (file, &dbt);
860 }
861 break;
862 default:
863 abort ();
864 }
865 }
866
867 /* Obsolete ?
868 static void
869 dty_start ()
870 {
871 struct IT_dty dty;
872 dty.end = 0;
873 dty.neg = 0x1001;
874 dty.spare = 0;
875 sysroff_swap_dty_out (file, &dty);
876 }
877
878 static void
879 dty_stop ()
880 {
881 struct IT_dty dty;
882 dty.end = 0;
883 dty.neg = 0x1001;
884 dty.end = 1;
885 sysroff_swap_dty_out (file, &dty);
886 }
887
888
889 static void
890 dump_tree_structure (sfile, symbol, type, nest)
891 struct coff_sfile *sfile;
892 struct coff_symbol *symbol;
893 struct coff_type *type;
894 int nest;
895 {
896 if (symbol->type->type == coff_function_type)
897 {
898
899
900 }
901
902 }
903 */
904
905 static void
906 walk_tree_type (sfile, symbol, type, nest)
907
908 struct
909 coff_sfile *sfile;
910 struct coff_symbol *symbol;
911 struct coff_type *type;
912 int nest;
913 {
914 if (symbol->type->type == coff_function_type)
915 {
916
917 struct IT_dty dty;
918 dty.end = 0;
919 dty.neg = 0x1001;
920
921 sysroff_swap_dty_out (file, &dty);
922 walk_tree_type_1 (sfile, symbol, type, nest);
923 dty.end = 1;
924 sysroff_swap_dty_out (file, &dty);
925
926 wr_dps_start (sfile,
927 symbol->where->section,
928 symbol->type->u.function.code,
929 BLOCK_TYPE_FUNCTION, nest);
930 wr_dps_start (sfile, symbol->where->section,
931 symbol->type->u.function.code,
932 BLOCK_TYPE_BLOCK, nest);
933 walk_tree_scope (symbol->where->section,
934 sfile,
935 symbol->type->u.function.code,
936 nest + 1, BLOCK_TYPE_BLOCK);
937
938 wr_dps_end (symbol->where->section,
939 symbol->type->u.function.code,
940 BLOCK_TYPE_BLOCK);
941 wr_dps_end (symbol->where->section,
942 symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
943
944 }
945 else
946 {
947 struct IT_dty dty;
948 dty.end = 0;
949 dty.neg = 0x1001;
950 sysroff_swap_dty_out (file, &dty);
951 walk_tree_type_1 (sfile, symbol, type, nest);
952 dty.end = 1;
953 sysroff_swap_dty_out (file, &dty);
954 }
955
956 }
957
958
959
960 static void
961 walk_tree_symbol (sfile, section, symbol, nest)
962 struct coff_sfile *sfile;
963 struct coff_section *section ATTRIBUTE_UNUSED;
964 struct coff_symbol *symbol;
965 int nest;
966 {
967 struct IT_dsy dsy;
968
969 memset(&dsy, 0, sizeof(dsy));
970 dsy.nesting = nest;
971
972 switch (symbol->type->type)
973 {
974 case coff_function_type:
975 dsy.type = STYPE_FUNC;
976 dsy.assign = 1;
977 break;
978 case coff_structref_type:
979 case coff_pointer_type:
980 case coff_array_type:
981 case coff_basic_type:
982 case coff_enumref_type:
983 dsy.type = STYPE_VAR;
984 dsy.assign = 1;
985 break;
986 case coff_enumdef_type:
987 dsy.type = STYPE_TAG;
988 dsy.assign = 0;
989 dsy.magic = 2;
990 break;
991 case coff_structdef_type:
992 dsy.type = STYPE_TAG;
993 dsy.assign = 0;
994 dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
995 break;
996 case coff_secdef_type:
997 return;
998 default:
999 abort ();
1000 }
1001
1002 if (symbol->where->where == coff_where_member_of_struct)
1003 {
1004 dsy.assign = 0;
1005 dsy.type = STYPE_MEMBER;
1006 }
1007 if (symbol->where->where == coff_where_member_of_enum)
1008 {
1009 dsy.type = STYPE_ENUM;
1010 dsy.assign = 0;
1011 dsy.evallen = 4;
1012 dsy.evalue = symbol->where->offset;
1013 }
1014
1015 if (symbol->type->type == coff_structdef_type
1016 || symbol->where->where == coff_where_entag
1017 || symbol->where->where == coff_where_strtag)
1018 {
1019 dsy.snumber = get_member_id (symbol->number);
1020 }
1021 else
1022 {
1023 dsy.snumber = get_ordinary_id (symbol->number);
1024 }
1025
1026
1027 dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1028
1029 switch (symbol->visible->type)
1030 {
1031 case coff_vis_common:
1032 case coff_vis_ext_def:
1033 dsy.ainfo = AINFO_STATIC_EXT_DEF;
1034 break;
1035 case coff_vis_ext_ref:
1036 dsy.ainfo = AINFO_STATIC_EXT_REF;
1037 break;
1038 case coff_vis_int_def:
1039 dsy.ainfo = AINFO_STATIC_INT;
1040 break;
1041 case coff_vis_auto:
1042 case coff_vis_autoparam:
1043 dsy.ainfo = AINFO_AUTO;
1044 break;
1045 case coff_vis_register:
1046 case coff_vis_regparam:
1047 dsy.ainfo = AINFO_REG;
1048 break;
1049 break;
1050 case coff_vis_tag:
1051 case coff_vis_member_of_struct:
1052 case coff_vis_member_of_enum:
1053 break;
1054 default:
1055 abort ();
1056 }
1057
1058 dsy.dlength = symbol->type->size;
1059 switch (symbol->where->where)
1060 {
1061 case coff_where_memory:
1062
1063 dsy.section = symbol->where->section->number;
1064 #ifdef FOOP
1065 dsy.section = 0;
1066 #endif
1067 break;
1068 case coff_where_member_of_struct:
1069 case coff_where_member_of_enum:
1070 case coff_where_stack:
1071 case coff_where_register:
1072 case coff_where_unknown:
1073 case coff_where_strtag:
1074
1075 case coff_where_entag:
1076 case coff_where_typedef:
1077 break;
1078 default:
1079 abort ();
1080 }
1081
1082 switch (symbol->where->where)
1083 {
1084 case coff_where_memory:
1085 dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1086 break;
1087 case coff_where_stack:
1088 dsy.address = symbol->where->offset;
1089 break;
1090 case coff_where_member_of_struct:
1091
1092
1093 if (symbol->where->bitsize)
1094 {
1095 int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1096 dsy.bitunit = 1;
1097 dsy.field_len = symbol->where->bitsize;
1098 dsy.field_off = (bits / 32) * 4;
1099 dsy.field_bitoff = bits % 32;
1100 }
1101 else
1102 {
1103 dsy.bitunit = 0;
1104
1105 dsy.field_len = symbol->type->size;
1106 dsy.field_off = symbol->where->offset;
1107 }
1108 break;
1109 case coff_where_member_of_enum:
1110 /* dsy.bitunit = 0;
1111 dsy.field_len = symbol->type->size;
1112 dsy.field_off = symbol->where->offset; */
1113 break;
1114 case coff_where_register:
1115 case coff_where_unknown:
1116 case coff_where_strtag:
1117
1118 case coff_where_entag:
1119 case coff_where_typedef:
1120 break;
1121 default:
1122 abort ();
1123 }
1124
1125 if (symbol->where->where == coff_where_register)
1126 dsy.reg = rnames[symbol->where->offset];
1127
1128 switch (symbol->visible->type)
1129 {
1130 case coff_vis_common:
1131 /* We do this 'cause common C symbols are treated as extdefs */
1132 case coff_vis_ext_def:
1133 case coff_vis_ext_ref:
1134
1135 dsy.ename = symbol->name;
1136 break;
1137
1138 case coff_vis_regparam:
1139 case coff_vis_autoparam:
1140 dsy.type = STYPE_PARAMETER;
1141 break;
1142
1143 case coff_vis_int_def:
1144
1145 case coff_vis_auto:
1146 case coff_vis_register:
1147 case coff_vis_tag:
1148 case coff_vis_member_of_struct:
1149 case coff_vis_member_of_enum:
1150 break;
1151 default:
1152 abort ();
1153 }
1154
1155 dsy.sfn = 0;
1156 dsy.sln = 2;
1157
1158 dsy.neg = 0x1001;
1159
1160
1161 sysroff_swap_dsy_out (file, &dsy);
1162
1163 walk_tree_type (sfile, symbol, symbol->type, nest);
1164 }
1165
1166
1167 static void
1168 walk_tree_scope (section, sfile, scope, nest, type)
1169 struct coff_section *section;
1170 struct coff_sfile *sfile;
1171 struct coff_scope *scope;
1172 int nest;
1173 int type;
1174 {
1175 struct coff_symbol *vars;
1176 struct coff_scope *child;
1177
1178 if (scope->vars_head
1179 || (scope->list_head && scope->list_head->vars_head))
1180 {
1181 wr_dps_start (sfile, section, scope, type, nest);
1182
1183 if (nest == 0)
1184 wr_globals (tree, sfile, nest + 1);
1185
1186 for (vars = scope->vars_head; vars; vars = vars->next)
1187 {
1188 walk_tree_symbol (sfile, section, vars, nest);
1189 }
1190
1191 for (child = scope->list_head; child; child = child->next)
1192 {
1193 walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1194 }
1195
1196 wr_dps_end (section, scope, type);
1197 }
1198 }
1199 static void
1200 walk_tree_sfile (section, sfile)
1201 struct coff_section *section;
1202 struct coff_sfile *sfile;
1203 {
1204 walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1205
1206 }
1207
1208 static void
1209 wr_program_structure (p, sfile)
1210 struct coff_ofile *p;
1211 struct coff_sfile *sfile;
1212 {
1213
1214 walk_tree_sfile (p->sections + 4, sfile);
1215
1216 }
1217
1218 static void
1219 wr_du (p, sfile, n)
1220 struct coff_ofile *p;
1221 struct coff_sfile *sfile;
1222 int n;
1223 {
1224 struct IT_du du;
1225 int lim;
1226 #if 0
1227 struct coff_symbol *symbol;
1228 static int incit = 0x500000;
1229 int used = 0;
1230 #endif
1231 int i;
1232 int j;
1233 unsigned int *lowest = (unsigned *) nints (p->nsections);
1234 unsigned int *highest = (unsigned *) nints (p->nsections);
1235 du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1236 du.optimized = 0;
1237 du.stackfrmt = 0;
1238 du.spare = 0;
1239 du.unit = n;
1240 du.sections = p->nsections - 1;
1241 du.san = (int *) xcalloc (sizeof (int), du.sections);
1242 du.address = nints (du.sections);
1243 du.length = nints (du.sections);
1244
1245 for (i = 0; i < du.sections; i++)
1246 {
1247 lowest[i] = ~0;
1248 highest[i] = 0;
1249 }
1250
1251 /* Look through all the symbols and try and work out the extents in this
1252 source file */
1253 #if 0
1254 for (symbol = sfile->scope->vars_head;
1255 symbol;
1256 symbol = symbol->next)
1257 {
1258 if (symbol->type->type == coff_secdef_type)
1259 {
1260 unsigned int low = symbol->where->offset;
1261 unsigned int high = symbol->where->offset + symbol->type->size - 1;
1262 struct coff_section *section = symbol->where->section;
1263
1264 int sn = section->number;
1265 if (low < lowest[sn])
1266 lowest[sn] = low;
1267 if (high > highest[sn])
1268 highest[sn] = high;
1269 }
1270 }
1271
1272
1273 for (i = 0; i < du.sections; i++)
1274 {
1275 if (highest[i] == 0)
1276 {
1277 lowest[i] = highest[i] = incit;
1278 }
1279 du.san[used] = i;
1280 du.length[used] = highest[i] - lowest[i];
1281 du.address[used] = bfd_get_file_flags (abfd) & EXEC_P ? lowest[i] : 0;
1282 if (debug)
1283 {
1284 printf (" section %6s 0x%08x..0x%08x\n",
1285 p->sections[i + 1].name,
1286 lowest[i],
1287 highest[i]);
1288 }
1289 used++;
1290 }
1291
1292 #endif
1293 lim = du.sections;
1294 for (j = 0; j < lim; j++)
1295 {
1296 int src = j;
1297 int dst = j;
1298 du.san[dst] = dst;
1299 if (sfile->section[src].init)
1300 {
1301 du.length[dst]
1302 = sfile->section[src].high - sfile->section[src].low + 1;
1303 du.address[dst]
1304 = sfile->section[src].low;
1305 }
1306 else
1307 {
1308 du.length[dst] = 0;
1309 du.address[dst] = 0;
1310 }
1311 if (debug)
1312 {
1313 if (sfile->section[src].parent)
1314 {
1315 printf (" section %6s 0x%08x..0x%08x\n",
1316 sfile->section[src].parent->name,
1317 du.address[dst],
1318 du.address[dst] + du.length[dst] - 1);
1319 }
1320 }
1321 du.sections = dst + 1;
1322 }
1323
1324 du.tool = "c_gcc";
1325 du.date = DATE;
1326
1327 sysroff_swap_du_out (file, &du);
1328 }
1329
1330 static void
1331 wr_dus (p, sfile)
1332 struct coff_ofile *p ATTRIBUTE_UNUSED;
1333 struct coff_sfile *sfile;
1334 {
1335
1336 struct IT_dus dus;
1337
1338 dus.efn = 0x1001;
1339 dus.ns = 1; /* p->nsources; sac 14 jul 94 */
1340 dus.drb = nints (dus.ns);
1341 dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1342 dus.spare = nints (dus.ns);
1343 dus.ndir = 0;
1344 /* Find the filenames */
1345 #if 0
1346 i = 0;
1347
1348 for (sfile = p->source_head;
1349 sfile;
1350 sfile = sfile->next)
1351 {
1352 dus.drb[i] = 0;
1353 dus.spare[i] = 0;
1354 dus.fname[i] = sfile->name;
1355 i++;
1356 }
1357 #else
1358 dus.drb[0] = 0;
1359 dus.fname[0] = sfile->name;
1360 #endif
1361
1362 sysroff_swap_dus_out (file, &dus);
1363
1364 }
1365
1366 /* Find the offset of the .text section for this sfile in the
1367 .text section for the output file */
1368
1369 static int
1370 find_base (sfile, section)
1371 struct coff_sfile *sfile;
1372 struct coff_section *section;
1373 {
1374 return sfile->section[section->number].low;
1375 }
1376
1377 static void
1378 wr_dln (p, sfile, n)
1379 struct coff_ofile *p ATTRIBUTE_UNUSED;
1380 struct coff_sfile *sfile;
1381 int n ATTRIBUTE_UNUSED;
1382
1383 {
1384 #if 0
1385 if (n == 0)
1386 {
1387 /* Count up all the linenumbers */
1388 struct coff_symbol *sy;
1389 int lc = 0;
1390 struct IT_dln dln;
1391
1392 int idx;
1393
1394 for (sy = p->symbol_list_head;
1395 sy;
1396 sy = sy->next_in_ofile_list)
1397 {
1398 struct coff_type *t = sy->type;
1399 if (t->type == coff_function_type)
1400 {
1401 struct coff_line *l = t->u.function.lines;
1402 lc += l->nlines;
1403 }
1404 }
1405
1406 dln.sfn = nints (lc);
1407 dln.sln = nints (lc);
1408 dln.lln = nints (lc);
1409 dln.section = nints (lc);
1410
1411 dln.from_address = nints (lc);
1412 dln.to_address = nints (lc);
1413
1414
1415 dln.neg = 0x1001;
1416
1417 dln.nln = lc;
1418
1419 /* Run through once more and fill up the structure */
1420 idx = 0;
1421 for (sy = p->symbol_list_head;
1422 sy;
1423 sy = sy->next_in_ofile_list)
1424 {
1425 if (sy->type->type == coff_function_type)
1426 {
1427 int i;
1428 struct coff_line *l = sy->type->u.function.lines;
1429 for (i = 0; i < l->nlines; i++)
1430 {
1431 dln.section[idx] = sy->where->section->number;
1432 dln.sfn[idx] = n;
1433 dln.sln[idx] = l->lines[i];
1434 dln.from_address[idx] = l->addresses[i];
1435 if (idx)
1436 dln.to_address[idx - 1] = dln.from_address[idx];
1437 idx++;
1438 }
1439 }
1440 n++;
1441 }
1442 sysroff_swap_dln_out (file, &dln);
1443 }
1444
1445 #endif
1446 #if 1
1447 /* Count up all the linenumbers */
1448
1449 struct coff_symbol *sy;
1450 int lc = 0;
1451 struct IT_dln dln;
1452
1453 int idx;
1454
1455 for (sy = sfile->scope->vars_head;
1456 sy;
1457 sy = sy->next)
1458 {
1459 struct coff_type *t = sy->type;
1460 if (t->type == coff_function_type)
1461 {
1462 struct coff_line *l = t->u.function.lines;
1463 if (l)
1464 lc += l->nlines;
1465 }
1466 }
1467
1468 dln.sfn = nints (lc);
1469 dln.sln = nints (lc);
1470 dln.cc = 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 = sfile->scope->vars_head;
1484 sy;
1485 sy = sy->next)
1486 {
1487 if (sy->type->type == coff_function_type)
1488 {
1489 int i;
1490 struct coff_line *l = sy->type->u.function.lines;
1491 if (l)
1492 {
1493 int base = find_base (sfile, sy->where->section);
1494 for (i = 0; i < l->nlines; i++)
1495 {
1496 dln.section[idx] = sy->where->section->number;
1497 dln.sfn[idx] = 0;
1498 dln.sln[idx] = l->lines[i];
1499 dln.from_address[idx] =
1500 l->addresses[i] + sy->where->section->address - base;
1501 dln.cc[idx] = 0;
1502 if (idx)
1503 dln.to_address[idx - 1] = dln.from_address[idx];
1504 idx++;
1505
1506 }
1507 dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1508 }
1509 }
1510 }
1511 if (lc)
1512 sysroff_swap_dln_out (file, &dln);
1513 #endif
1514 }
1515
1516 /* Write the global symbols out to the debug info */
1517 static void
1518 wr_globals (p, sfile, n)
1519 struct coff_ofile *p;
1520 struct coff_sfile *sfile;
1521 int n ATTRIBUTE_UNUSED;
1522 {
1523 struct coff_symbol *sy;
1524 for (sy = p->symbol_list_head;
1525 sy;
1526 sy = sy->next_in_ofile_list)
1527 {
1528 if (sy->visible->type == coff_vis_ext_def
1529 || sy->visible->type == coff_vis_ext_ref)
1530 {
1531 /* Only write out symbols if they belong to
1532 the current source file */
1533 if (sy->sfile == sfile)
1534 walk_tree_symbol (sfile, 0, sy, 0);
1535
1536 }
1537 }
1538 }
1539
1540 static void
1541 wr_debug (p)
1542 struct coff_ofile *p;
1543 {
1544 struct coff_sfile *sfile;
1545 int n = 0;
1546 for (sfile = p->source_head;
1547 sfile;
1548 sfile = sfile->next)
1549
1550 {
1551 if (debug)
1552 {
1553 printf ("%s\n", sfile->name);
1554 }
1555 wr_du (p, sfile, n);
1556 wr_dus (p, sfile);
1557 wr_program_structure (p, sfile);
1558 wr_dln (p, sfile, n);
1559 n++;
1560 }
1561 }
1562
1563 static void
1564 wr_cs ()
1565 {
1566 /* It seems that the CS struct is not normal - the size is wrong
1567 heres one I prepared earlier.. */
1568 static char b[] = {
1569 0x80, /* IT */
1570 0x21, /* RL */
1571 0x00, /* number of chars in variable length part */
1572 0x80, /* hd */
1573 0x00, /* hs */
1574 0x80, /* un */
1575 0x00, /* us */
1576 0x80, /* sc */
1577 0x00, /* ss */
1578 0x80, /* er */
1579 0x80, /* ed */
1580 0x80, /* sh */
1581 0x80, /* ob */
1582 0x80, /* rl */
1583 0x80, /* du */
1584 0x80, /* dps */
1585 0x80, /* dsy */
1586 0x80, /* dty */
1587 0x80, /* dln */
1588 0x80, /* dso */
1589 0x80, /* dus */
1590 0x00, /* dss */
1591 0x80, /* dbt */
1592 0x00, /* dpp */
1593 0x80, /* dfp */
1594 0x80, /* den */
1595 0x80, /* dds */
1596 0x80, /* dar */
1597 0x80, /* dpt */
1598 0x00, /* dul */
1599 0x00, /* dse */
1600 0x00, /* dot */
1601 0xDE /* CS */
1602 };
1603 fwrite (b, 1, sizeof (b), file);
1604 }
1605
1606 /* Write out the SC records for a unit. Create an SC
1607 for all the sections which appear in the output file, even
1608 if there isn't an equivalent one on the input */
1609
1610 static int
1611 wr_sc (ptr, sfile)
1612 struct coff_ofile *ptr;
1613 struct coff_sfile *sfile;
1614 {
1615 int i;
1616 int scount = 0;
1617 /* First work out the total number of sections */
1618
1619 int total_sec = ptr->nsections;
1620
1621 struct myinfo
1622 {
1623 struct coff_section *sec;
1624 struct coff_symbol *symbol;
1625 };
1626 struct coff_symbol *symbol;
1627
1628 struct myinfo *info
1629 = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1630
1631
1632
1633 for (i = 0; i < total_sec; i++)
1634 {
1635 info[i].sec = ptr->sections + i;
1636 info[i].symbol = 0;
1637 }
1638
1639 for (symbol = sfile->scope->vars_head;
1640 symbol;
1641 symbol = symbol->next)
1642 {
1643
1644 if (symbol->type->type == coff_secdef_type)
1645 {
1646 for (i = 0; i < total_sec; i++)
1647 {
1648 if (symbol->where->section == info[i].sec)
1649 {
1650 info[i].symbol = symbol;
1651 break;
1652 }
1653 }
1654 }
1655 }
1656
1657 /* Now output all the section info, and fake up some stuff for sections
1658 we don't have */
1659
1660 for (i = 1; i < total_sec; i++)
1661 {
1662 struct IT_sc sc;
1663 char *name;
1664 symbol = info[i].symbol;
1665 sc.spare = 0;
1666 sc.spare1 = 0;
1667 if (!symbol)
1668 {
1669 /* Don't have a symbol set aside for this section, which means that nothing
1670 in this file does anything for the section. */
1671 sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1672 sc.addr = 0;
1673 sc.length = 0;
1674 name = info[i].sec->name;
1675 }
1676 else
1677 {
1678 if (bfd_get_file_flags (abfd) & EXEC_P)
1679 {
1680 sc.format = 0;
1681 sc.addr = symbol->where->offset;
1682 }
1683 else
1684 {
1685 sc.format = 1;
1686 sc.addr = 0;
1687 }
1688 sc.length = symbol->type->size;
1689 name = symbol->name;
1690 }
1691
1692 sc.align = 4;
1693
1694 sc.concat = CONCAT_SIMPLE;
1695 sc.read = 3;
1696 sc.write = 3;
1697 sc.exec = 3;
1698 sc.init = 3;
1699 sc.mode = 3;
1700 sc.spare = 0;
1701 sc.segadd = 0;
1702 sc.spare1 = 0; /* If not zero, then it doesn't work */
1703 sc.name = section_translate (name);
1704 if (strlen (sc.name) == 1)
1705 {
1706 switch (sc.name[0])
1707 {
1708 case 'D':
1709 case 'B':
1710 sc.contents = CONTENTS_DATA;
1711 break;
1712 default:
1713 sc.contents = CONTENTS_CODE;
1714 }
1715 }
1716 else
1717 {
1718 sc.contents = CONTENTS_CODE;
1719 }
1720 #if 0
1721 /* NEW */
1722 if (sc.length) {
1723 #endif
1724 sysroff_swap_sc_out (file, &sc);
1725 scount++;
1726 #if 0
1727 }
1728 #endif
1729 }
1730 return scount;
1731 }
1732
1733
1734 /* Write out the ER records for a unit. */
1735 static void
1736 wr_er (ptr, sfile, first)
1737 struct coff_ofile *ptr;
1738 struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1739 int first;
1740 {
1741 int idx = 0;
1742 struct coff_symbol *sym;
1743 if (first)
1744 {
1745 for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1746 {
1747 if (sym->visible->type == coff_vis_ext_ref)
1748 {
1749 struct IT_er er;
1750 er.spare = 0;
1751 er.type = ER_NOTSPEC;
1752 er.name = sym->name;
1753 sysroff_swap_er_out (file, &er);
1754 sym->er_number = idx++;
1755 }
1756 }
1757 }
1758 }
1759
1760 /* Write out the ED records for a unit. */
1761 static void
1762 wr_ed (ptr, sfile, first)
1763 struct coff_ofile *ptr;
1764 struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1765 int first;
1766 {
1767 struct coff_symbol *s;
1768 if (first)
1769 {
1770 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1771 {
1772 if (s->visible->type == coff_vis_ext_def
1773 || s->visible->type == coff_vis_common)
1774 {
1775 struct IT_ed ed;
1776
1777 ed.section = s->where->section->number;
1778 ed.spare = 0;
1779 if (s->where->section->data)
1780 {
1781 ed.type = ED_TYPE_DATA;
1782 }
1783 else if (s->where->section->code & SEC_CODE)
1784 {
1785 ed.type = ED_TYPE_ENTRY;
1786 }
1787 else
1788 {
1789 ed.type = ED_TYPE_NOTSPEC;
1790 ed.type = ED_TYPE_DATA;
1791 }
1792 ed.address = s->where->offset - s->where->section->address;
1793 ed.name = s->name;
1794 sysroff_swap_ed_out (file, &ed);
1795 }
1796 }
1797 }
1798 }
1799
1800 static void
1801 wr_unit_info (ptr)
1802 struct coff_ofile *ptr;
1803 {
1804 struct coff_sfile *sfile;
1805 int first = 1;
1806 for (sfile = ptr->source_head;
1807 sfile;
1808 sfile = sfile->next)
1809 {
1810 long p1;
1811 long p2;
1812 int nsecs;
1813 p1 = ftell (file);
1814 wr_un (ptr, sfile, first, 0);
1815 nsecs = wr_sc (ptr, sfile);
1816 p2 = ftell (file);
1817 fseek (file, p1, SEEK_SET);
1818 wr_un (ptr, sfile, first, nsecs);
1819 fseek (file, p2, SEEK_SET);
1820 wr_er (ptr, sfile, first);
1821 wr_ed (ptr, sfile, first);
1822 first = 0;
1823 }
1824 }
1825
1826 static void
1827 wr_module (p)
1828 struct coff_ofile *p;
1829 {
1830 wr_cs ();
1831 wr_hd (p);
1832 wr_unit_info (p);
1833 wr_object_body (p);
1834 wr_debug (p);
1835 wr_tr ();
1836 }
1837
1838 static int
1839 align (x)
1840 int x;
1841 {
1842 return (x + 3) & ~3;
1843 }
1844
1845 /* Find all the common variables and turn them into
1846 ordinary defs - dunno why, but thats what hitachi does with 'em */
1847
1848 static void
1849 prescan (tree)
1850 struct coff_ofile *tree;
1851 {
1852 struct coff_symbol *s;
1853 struct coff_section *common_section;
1854 /* Find the common section - always section 3 */
1855 common_section = tree->sections + 3;
1856 for (s = tree->symbol_list_head;
1857 s;
1858 s = s->next_in_ofile_list)
1859 {
1860 if (s->visible->type == coff_vis_common)
1861 {
1862 struct coff_where *w = s->where;
1863 /* s->visible->type = coff_vis_ext_def; leave it as common */
1864 common_section->size = align (common_section->size);
1865 w->offset = common_section->size + common_section->address;
1866 w->section = common_section;
1867 common_section->size += s->type->size;
1868 common_section->size = align (common_section->size);
1869 }
1870 }
1871 }
1872
1873 char *program_name;
1874
1875 static void
1876 show_usage (file, status)
1877 FILE *file;
1878 int status;
1879 {
1880 fprintf (file, _("Usage: %s [-dhVq] in-file [out-file]\n"), program_name);
1881 exit (status);
1882 }
1883
1884 static void
1885 show_help ()
1886 {
1887 printf (_("%s: Convert a COFF object file into a SYSROFF object file\n"),
1888 program_name);
1889 show_usage (stdout, 0);
1890 }
1891
1892
1893
1894 int
1895 main (ac, av)
1896 int ac;
1897 char *av[];
1898 {
1899 int opt;
1900 static struct option long_options[] =
1901 {
1902 {"debug", no_argument, 0, 'd'},
1903 {"quick", no_argument, 0, 'q'},
1904 {"noprescan", no_argument, 0, 'n'},
1905 {"help", no_argument, 0, 'h'},
1906 {"version", no_argument, 0, 'V'},
1907 {NULL, no_argument, 0, 0}
1908 };
1909 char **matching;
1910 char *input_file;
1911 char *output_file;
1912
1913 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1914 setlocale (LC_MESSAGES, "");
1915 #endif
1916 bindtextdomain (PACKAGE, LOCALEDIR);
1917 textdomain (PACKAGE);
1918
1919 program_name = av[0];
1920 xmalloc_set_program_name (program_name);
1921
1922 while ((opt = getopt_long (ac, av, "dhVqn", long_options,
1923 (int *) NULL))
1924 != EOF)
1925 {
1926 switch (opt)
1927 {
1928 case 'q':
1929 quick = 1;
1930 break;
1931 case 'n':
1932 noprescan = 1;
1933 break;
1934 case 'd':
1935 debug = 1;
1936 break;
1937 case 'h':
1938 show_help ();
1939 /*NOTREACHED */
1940 case 'V':
1941 printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
1942 exit (0);
1943 /*NOTREACHED */
1944 case 0:
1945 break;
1946 default:
1947 show_usage (stderr, 1);
1948 /*NOTREACHED */
1949 }
1950 }
1951
1952 /* The input and output files may be named on the command line. */
1953 output_file = NULL;
1954 if (optind < ac)
1955 {
1956 input_file = av[optind];
1957 ++optind;
1958 if (optind < ac)
1959 {
1960 output_file = av[optind];
1961 ++optind;
1962 if (optind < ac)
1963 show_usage (stderr, 1);
1964 if (strcmp (input_file, output_file) == 0)
1965 {
1966 fatal (_("input and output files must be different"));
1967 }
1968 }
1969 }
1970 else
1971 input_file = 0;
1972
1973 if (!input_file)
1974 {
1975 fatal (_("no input file specified"));
1976 }
1977
1978 if (!output_file)
1979 {
1980 /* Take a .o off the input file and stick on a .obj. If
1981 it doesn't end in .o, then stick a .obj on anyway */
1982
1983 int len = strlen (input_file);
1984 output_file = xmalloc (len + 5);
1985 strcpy (output_file, input_file);
1986 if (len > 3
1987 && output_file[len - 2] == '.'
1988 && output_file[len - 1] == 'o')
1989 {
1990 output_file[len] = 'b';
1991 output_file[len + 1] = 'j';
1992 output_file[len + 2] = 0;
1993 }
1994 else
1995 {
1996 strcat (output_file, ".obj");
1997 }
1998 }
1999
2000 abfd = bfd_openr (input_file, 0);
2001
2002 if (!abfd)
2003 bfd_fatal (input_file);
2004
2005 if (!bfd_check_format_matches (abfd, bfd_object, &matching))
2006 {
2007 bfd_nonfatal (input_file);
2008 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
2009 {
2010 list_matching_formats (matching);
2011 free (matching);
2012 }
2013 exit (1);
2014 }
2015
2016 file = fopen (output_file, FOPEN_WB);
2017
2018 if (!file)
2019 {
2020 fatal (_("unable to open output file %s"), output_file);
2021 }
2022
2023 if (debug)
2024 printf ("ids %d %d\n", base1, base2);
2025 tree = coff_grok (abfd);
2026 if (!noprescan)
2027 prescan (tree);
2028 wr_module (tree);
2029 return 0;
2030 }
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