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2001-05-25 H.J. Lu <hjl@gnu.org>
[binutils.git] / binutils / srconv.c
blobd5a232419ba4f6376470ce03344dc7c216cb9e8d
1 /* srconv.c -- Sysroff conversion program
2 Copyright 1994, 1995, 1996, 1998, 1999, 2000
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 PROGRAM_VERSION "1.5"
40 /*#define FOOP1 1 */
41
42 static int addrsize;
43 static char *toolname;
44 static char **rnames;
45
46 static void wr_cs ();
47 static void walk_tree_scope ();
48 static void wr_globals ();
49 static int find_base ();
50
51 static FILE *file;
52 static bfd *abfd;
53 static int debug = 0;
54 static int quick = 0;
55 static int noprescan = 0;
56 static struct coff_ofile *tree;
57 /* Obsolete ??
58 static int absolute_p;
59 */
60
61 static int segmented_p;
62 static int code;
63
64 static int ids1[20000];
65 static int ids2[20000];
66
67 static int base1 = 0x18;
68 static int base2 = 0x2018;
69
70 static int
71 get_member_id (x)
72 int x;
73 {
74 if (ids2[x])
75 {
76 return ids2[x];
77 }
78 ids2[x] = base2++;
79 return ids2[x];
80 }
81
82 static int
83 get_ordinary_id (x)
84 int x;
85 {
86 if (ids1[x])
87 {
88 return ids1[x];
89 }
90 ids1[x] = base1++;
91 return ids1[x];
92 }
93 static char *
94 section_translate (n)
95 char *n;
96 {
97 if (strcmp (n, ".text") == 0)
98 return "P";
99 if (strcmp (n, ".data") == 0)
100 return "D";
101 if (strcmp (n, ".bss") == 0)
102 return "B";
103 return n;
104 }
105
106
107
108 #define DATE "940201073000"; /* Just a time on my birthday */
109
110
111 static
112 char *
113 strip_suffix (name)
114 char *name;
115 {
116 int i;
117 char *res;
118 for (i = 0; name[i] != 0 && name[i] != '.'; i++)
119 ;
120 res = (char *) xmalloc (i + 1);
121 memcpy (res, name, i);
122 res[i] = 0;
123 return res;
124 }
125
126
127 /* IT LEN stuff CS */
128 static void
129 checksum (file, ptr, size, code)
130 FILE *file;
131 char *ptr;
132 int size;
133 int code;
134 {
135 int j;
136 int last;
137 int sum = 0;
138 int bytes = size / 8;
139 last = !(code & 0xff00);
140 if (size & 0x7)
141 abort ();
142 ptr[0] = code | (last ? 0x80 : 0);
143 ptr[1] = bytes + 1;
144
145 for (j = 0; j < bytes; j++)
146 {
147 sum += ptr[j];
148 }
149 /* Glue on a checksum too */
150 ptr[bytes] = ~sum;
151 fwrite (ptr, bytes + 1, 1, file);
152 }
153
154
155
156
157 static void
158 writeINT (n, ptr, idx, size, file)
159 int n;
160 char *ptr;
161 int *idx;
162 int size;
163 FILE *file;
164 {
165 int byte = *idx / 8;
166
167 if (size == -2)
168 size = addrsize;
169 else if (size == -1)
170 size = 0;
171
172 if (byte > 240)
173 {
174 /* Lets write out that record and do another one */
175 checksum (file, ptr, *idx, code | 0x1000);
176 *idx = 16;
177 byte = *idx / 8;
178 }
179 switch (size)
180 {
181 case 0:
182 break;
183 case 1:
184 ptr[byte] = n;
185 break;
186 case 2:
187 ptr[byte + 0] = n >> 8;
188 ptr[byte + 1] = n;
189 break;
190 case 4:
191 ptr[byte + 0] = n >> 24;
192 ptr[byte + 1] = n >> 16;
193 ptr[byte + 2] = n >> 8;
194 ptr[byte + 3] = n >> 0;
195 break;
196 default:
197 abort ();
198 }
199 *idx += size * 8;
200 }
201
202
203 static void
204 writeBITS (val, ptr, idx, size)
205 int val;
206 char *ptr;
207 int *idx;
208 int size;
209 {
210 int byte = *idx / 8;
211 int bit = *idx % 8;
212 int old;
213 *idx += size;
214
215 old = ptr[byte];
216 /* Turn off all about to change bits */
217 old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
218 /* Turn on the bits we want */
219 old |= (val & ((1 << size) - 1)) << (8 - bit - size);
220 ptr[byte] = old;
221 }
222
223 static void
224 writeBARRAY (data, ptr, idx, size, file)
225 barray data;
226 char *ptr;
227 int *idx;
228 int size ATTRIBUTE_UNUSED;
229 FILE *file;
230 {
231 int i;
232 writeINT (data.len, ptr, idx, 1, file);
233 for (i = 0; i < data.len; i++)
234 {
235 writeINT (data.data[i], ptr, idx, 1, file);
236 }
237 }
238
239
240 static void
241 writeCHARS (string, ptr, idx, size, file)
242 char *string;
243 char *ptr;
244 int *idx;
245 int size;
246 FILE *file;
247 {
248 int i = *idx / 8;
249
250 if (i > 240)
251 {
252 /* Lets write out that record and do another one */
253 checksum (file, ptr, *idx, code | 0x1000);
254 *idx = 16;
255 i = *idx / 8;
256 }
257
258 if (size == 0)
259 {
260 /* Variable length string */
261 size = strlen (string);
262 ptr[i++] = size;
263 }
264
265 /* BUG WAITING TO HAPPEN */
266 memcpy (ptr + i, string, size);
267 i += size;
268 *idx = i * 8;
269 }
270
271 #define SYSROFF_SWAP_OUT
272 #include "sysroff.c"
273
274
275 static char *rname_sh[] =
276 {
277 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
278 };
279
280 static char *rname_h8300[] =
281 {
282 "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
283 };
284
285 static void
286 wr_tr ()
287 {
288 /* The TR block is not normal - it doesn't have any contents. */
289
290 static char b[] = {
291 0xff, /* IT */
292 0x03, /* RL */
293 0xfd, /* CS */
294 };
295 fwrite (b, 1, sizeof (b), file);
296 }
297
298 static void
299 wr_un (ptr, sfile, first, nsecs)
300 struct coff_ofile *ptr;
301 struct coff_sfile *sfile;
302 int first;
303 int nsecs ATTRIBUTE_UNUSED;
304 {
305 struct IT_un un;
306
307 struct coff_symbol *s;
308
309 un.spare1 = 0;
310
311 if (bfd_get_file_flags (abfd) & EXEC_P)
312 un.format = FORMAT_LM;
313 else
314 un.format = FORMAT_OM;
315 un.spare1 = 0;
316
317
318 #if 1
319 un.nsections = ptr->nsections - 1; /* Don't count the abs section */
320 #else
321 /*NEW - only count sections with size */
322 un.nsections = nsecs;
323 #endif
324
325 un.nextdefs = 0;
326 un.nextrefs = 0;
327 /* Count all the undefined and defined variables with global scope */
328
329 if (first)
330 {
331 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
332 {
333 if (s->visible->type == coff_vis_ext_def
334 || s->visible->type == coff_vis_common)
335 un.nextdefs++;
336
337 if (s->visible->type == coff_vis_ext_ref)
338 un.nextrefs++;
339 }
340 }
341 un.tool = toolname;
342 un.tcd = DATE;
343 un.linker = "L_GX00";
344 un.lcd = DATE;
345 un.name = sfile->name;
346 sysroff_swap_un_out (file, &un);
347 }
348
349
350 static void
351 wr_hd (p)
352 struct coff_ofile *p;
353 {
354 struct IT_hd hd;
355
356 hd.spare1 = 0;
357 if (bfd_get_file_flags (abfd) & EXEC_P)
358 {
359 hd.mt = MTYPE_ABS_LM;
360 }
361 else
362 {
363 hd.mt = MTYPE_OMS_OR_LMS;
364 }
365 hd.cd = DATE;
366
367 hd.nu = p->nsources; /* Always one unit */
368 hd.code = 0; /* Always ASCII */
369 hd.ver = "0200"; /* Version 2.00 */
370 switch (bfd_get_arch (abfd))
371 {
372 case bfd_arch_h8300:
373 hd.au = 8;
374 hd.si = 0;
375 hd.spcsz = 32;
376 hd.segsz = 0;
377 hd.segsh = 0;
378 switch (bfd_get_mach (abfd))
379 {
380 case bfd_mach_h8300:
381 hd.cpu = "H8300";
382 hd.afl = 2;
383 addrsize = 2;
384 toolname = "C_H8/300";
385 break;
386 case bfd_mach_h8300h:
387 hd.cpu = "H8300H";
388 hd.afl = 4;
389 addrsize = 4;
390 toolname = "C_H8/300H";
391 break;
392 case bfd_mach_h8300s:
393 hd.cpu = "H8300S";
394 hd.afl = 4;
395 addrsize = 4;
396 toolname = "C_H8/300S";
397 break;
398 default:
399 abort();
400 }
401 rnames = rname_h8300;
402 break;
403 case bfd_arch_sh:
404 hd.au = 8;
405 hd.si = 0;
406 hd.afl = 4;
407 hd.spcsz = 32;
408 hd.segsz = 0;
409 hd.segsh = 0;
410 hd.cpu = "SH";
411 addrsize = 4;
412 toolname = "C_SH";
413 rnames = rname_sh;
414 break;
415 default:
416 abort ();
417 }
418
419 if (! bfd_get_file_flags(abfd) & EXEC_P)
420 {
421 hd.ep = 0;
422 }
423 else
424 {
425 hd.ep = 1;
426 hd.uan = 0;
427 hd.sa = 0;
428 hd.sad = 0;
429 hd.address = bfd_get_start_address (abfd);
430 }
431
432 hd.os = "";
433 hd.sys = "";
434 hd.mn = strip_suffix (bfd_get_filename (abfd));
435
436 sysroff_swap_hd_out (file, &hd);
437 }
438
439
440 static void
441 wr_sh (p, sec)
442 struct coff_ofile *p ATTRIBUTE_UNUSED;
443 struct coff_section *sec;
444 {
445 struct IT_sh sh;
446 sh.unit = 0;
447 sh.section = sec->number;
448 #ifdef FOOP1
449 sh.section = 0;
450 #endif
451 sysroff_swap_sh_out (file, &sh);
452 }
453
454
455 static void
456 wr_ob (p, section)
457 struct coff_ofile *p ATTRIBUTE_UNUSED;
458 struct coff_section *section;
459 {
460 bfd_size_type i;
461 int first = 1;
462 unsigned char stuff[200];
463
464 i = 0;
465 while (i < section->bfd_section->_raw_size)
466 {
467 struct IT_ob ob;
468 int todo = 200; /* Copy in 200 byte lumps */
469 ob.spare = 0;
470 if (i + todo > section->bfd_section->_raw_size)
471 todo = section->bfd_section->_raw_size - i;
472
473 if (first)
474 {
475 ob.saf = 1;
476 if (bfd_get_file_flags (abfd) & EXEC_P)
477 ob.address = section->address;
478 else
479 ob.address = 0;
480
481 first = 0;
482 }
483 else
484 {
485 ob.saf = 0;
486 }
487
488 ob.cpf = 0; /* Never compress */
489 ob.data.len = todo;
490 bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
491 ob.data.data = stuff;
492 sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
493 i += todo;
494 }
495 /* Now fill the rest with blanks */
496 while (i < (bfd_size_type) section->size)
497 {
498 struct IT_ob ob;
499 int todo = 200; /* Copy in 200 byte lumps */
500 ob.spare = 0;
501 if (i + todo > (bfd_size_type) section->size)
502 todo = section->size - i;
503 ob.saf = 0;
504
505 ob.cpf = 0; /* Never compress */
506 ob.data.len = todo;
507 memset (stuff, 0, todo);
508 ob.data.data = stuff;
509 sysroff_swap_ob_out (file, &ob);
510 i += todo;
511 }
512 /* Now fill the rest with blanks */
513
514 }
515
516 static void
517 wr_rl (ptr, sec)
518 struct coff_ofile *ptr ATTRIBUTE_UNUSED;
519 struct coff_section *sec;
520 {
521 int nr = sec->nrelocs;
522 int i;
523 for (i = 0; i < nr; i++)
524 {
525 struct coff_reloc *r = sec->relocs + i;
526 struct coff_symbol *ref;
527 struct IT_rl rl;
528 rl.apol = 0;
529 rl.boundary = 0;
530 rl.segment = 1;
531 rl.sign = 0;
532 rl.check = 0;
533 rl.addr = r->offset;
534 rl.bitloc = 0;
535 rl.flen = 32; /* SH Specific */
536 /* What sort of reloc ? Look in the section to find out */
537 ref = r->symbol;
538 if (ref->visible->type == coff_vis_ext_ref)
539 {
540 rl.bcount = 4; /* Always 4 for us */
541 rl.op = OP_EXT_REF;
542 rl.symn = ref->er_number;
543 }
544 else if (ref->visible->type == coff_vis_common)
545 {
546 rl.bcount = 11; /* Always 11 for us */
547 rl.op = OP_SEC_REF;
548 rl.secn = ref->where->section->number;
549 rl.copcode_is_3 = 3;
550 rl.alength_is_4 = 4;
551 rl.addend = ref->where->offset - ref->where->section->address;
552 rl.aopcode_is_0x20 = 0x20;
553 }
554
555 else
556 {
557 rl.bcount = 11; /* Always 11 for us */
558 rl.op = OP_SEC_REF;
559 rl.secn = ref->where->section->number;
560 rl.copcode_is_3 = 3;
561 rl.alength_is_4 = 4;
562 rl.addend = -ref->where->section->address;
563 rl.aopcode_is_0x20 = 0x20;
564 }
565 rl.end = 0xff;
566 if (rl.op == OP_SEC_REF
567 || rl.op == OP_EXT_REF)
568 {
569 sysroff_swap_rl_out (file, &rl);
570 }
571 }
572 }
573
574 static void
575 wr_object_body (p)
576 struct coff_ofile *p;
577 {
578 int i;
579 for (i = 1; i < p->nsections; i++)
580 {
581 wr_sh (p, p->sections + i);
582 wr_ob (p, p->sections + i);
583 wr_rl (p, p->sections + i);
584 }
585 }
586
587 static void
588 wr_dps_start (sfile, section, scope, type, nest)
589 struct coff_sfile *sfile;
590 struct coff_section *section ATTRIBUTE_UNUSED;
591 struct coff_scope *scope;
592 int type;
593 int nest;
594 {
595 struct IT_dps dps;
596 dps.end = 0;
597 dps.opt = 0;
598 dps.type = type;
599 if (scope->sec)
600 {
601 dps.san = scope->sec->number;
602 dps.address = scope->offset - find_base (sfile, scope->sec);
603 dps.block_size = scope->size;
604 if (debug)
605 {
606 printf ("DPS %s %d %x\n",
607 sfile->name,
608 nest,
609 dps.address);
610
611 }
612 }
613 else
614 {
615 dps.san = 0;
616 dps.address = 0;
617 dps.block_size = 0;
618 }
619
620 dps.nesting = nest;
621 dps.neg = 0x1001;
622 sysroff_swap_dps_out (file, &dps);
623 }
624
625 static void
626 wr_dps_end (section, scope, type)
627 struct coff_section *section ATTRIBUTE_UNUSED;
628 struct coff_scope *scope ATTRIBUTE_UNUSED;
629 int type;
630 {
631 struct IT_dps dps;
632 dps.end = 1;
633 dps.type = type;
634 sysroff_swap_dps_out (file, &dps);
635 }
636
637 static int *
638 nints (x)
639 int x;
640 {
641 return (int *) (xcalloc (sizeof (int), x));
642 }
643
644 static void walk_tree_symbol ();
645 static void
646 walk_tree_type_1 (sfile, symbol, type, nest)
647 struct coff_sfile *sfile;
648 struct coff_symbol *symbol;
649 struct coff_type *type;
650 int nest;
651 {
652 switch (type->type)
653 {
654 case coff_secdef_type:
655 case coff_basic_type:
656 {
657 struct IT_dbt dbt;
658
659 switch (type->u.basic)
660 {
661 case T_NULL:
662 case T_VOID:
663 dbt.btype = BTYPE_VOID;
664 dbt.sign = BTYPE_UNSPEC;
665 dbt.fptype = FPTYPE_NOTSPEC;
666 break;
667 case T_CHAR:
668 dbt.btype = BTYPE_CHAR;
669 dbt.sign = BTYPE_UNSPEC;
670 dbt.fptype = FPTYPE_NOTSPEC;
671 break;
672 case T_SHORT:
673 case T_INT:
674 case T_LONG:
675 dbt.btype = BTYPE_INT;
676 dbt.sign = SIGN_SIGNED;
677 dbt.fptype = FPTYPE_NOTSPEC;
678 break;
679 case T_FLOAT:
680 dbt.btype = BTYPE_FLOAT;
681 dbt.fptype = FPTYPE_SINGLE;
682 break;
683 case T_DOUBLE:
684 dbt.btype = BTYPE_FLOAT;
685 dbt.fptype = FPTYPE_DOUBLE;
686 break;
687 case T_LNGDBL:
688 dbt.btype = BTYPE_FLOAT;
689 dbt.fptype = FPTYPE_EXTENDED;
690 break;
691 case T_UCHAR:
692 dbt.btype = BTYPE_CHAR;
693 dbt.sign = SIGN_UNSIGNED;
694 dbt.fptype = FPTYPE_NOTSPEC;
695 break;
696 case T_USHORT:
697 case T_UINT:
698 case T_ULONG:
699 dbt.btype = BTYPE_INT;
700 dbt.sign = SIGN_UNSIGNED;
701 dbt.fptype = FPTYPE_NOTSPEC;
702 break;
703 }
704 dbt.bitsize = type->size;
705 dbt.neg = 0x1001;
706 sysroff_swap_dbt_out (file, &dbt);
707 break;
708 }
709 case coff_pointer_type:
710 {
711 struct IT_dpt dpt;
712 walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
713 dpt.neg = 0x1001;
714 sysroff_swap_dpt_out (file, &dpt);
715 break;
716 }
717
718 case coff_function_type:
719 {
720 struct IT_dfp dfp;
721 struct coff_symbol *param;
722 dfp.end = 0;
723 dfp.spare = 0;
724 dfp.nparams = type->u.function.parameters->nvars;
725 dfp.neg = 0x1001;
726
727 walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
728
729 sysroff_swap_dfp_out (file, &dfp);
730
731 for (param = type->u.function.parameters->vars_head;
732 param;
733 param = param->next)
734 {
735 walk_tree_symbol (sfile, 0, param, nest);
736 }
737 dfp.end = 1;
738 sysroff_swap_dfp_out (file, &dfp);
739 break;
740 }
741
742 case coff_structdef_type:
743 {
744 struct IT_dbt dbt;
745 struct IT_dds dds;
746 struct coff_symbol *member;
747 dds.spare = 0;
748 dbt.btype = BTYPE_STRUCT;
749 dbt.bitsize = type->size;
750 dbt.sign = SIGN_UNSPEC;
751 dbt.fptype = FPTYPE_NOTSPEC;
752 dbt.sid = get_member_id (type->u.astructdef.idx);
753 dbt.neg = 0x1001;
754 sysroff_swap_dbt_out (file, &dbt);
755 dds.end = 0;
756 dds.neg = 0x1001;
757 sysroff_swap_dds_out (file, &dds);
758 for (member = type->u.astructdef.elements->vars_head;
759 member;
760 member = member->next)
761 {
762 walk_tree_symbol (sfile, 0, member, nest + 1);
763 }
764
765 dds.end = 1;
766 sysroff_swap_dds_out (file, &dds);
767
768 }
769 break;
770 case coff_structref_type:
771 {
772 struct IT_dbt dbt;
773 dbt.btype = BTYPE_TAG;
774 dbt.bitsize = type->size;
775 dbt.sign = SIGN_UNSPEC;
776 dbt.fptype = FPTYPE_NOTSPEC;
777 if (type->u.astructref.ref)
778 {
779 dbt.sid = get_member_id (type->u.astructref.ref->number);
780 }
781 else
782 {
783 dbt.sid = 0;
784 }
785
786 dbt.neg = 0x1001;
787 sysroff_swap_dbt_out (file, &dbt);
788 }
789 break;
790 case coff_array_type:
791 {
792 struct IT_dar dar;
793 int j;
794 int dims = 1; /* Only output one dimension at a time */
795 dar.dims = dims;
796 dar.variable = nints (dims);
797 dar.subtype = nints (dims);
798 dar.spare = nints (dims);
799 dar.max_variable = nints (dims);
800 dar.maxspare = nints (dims);
801 dar.max = nints (dims);
802 dar.min_variable = nints (dims);
803 dar.min = nints (dims);
804 dar.minspare = nints (dims);
805 dar.neg = 0x1001;
806 dar.length = type->size / type->u.array.dim;
807 for (j = 0; j < dims; j++)
808 {
809 dar.variable[j] = VARIABLE_FIXED;
810 dar.subtype[j] = SUB_INTEGER;
811 dar.spare[j] = 0;
812 dar.max_variable[j] = 0;
813 dar.max[j] = type->u.array.dim;
814 dar.min_variable[j] = 0;
815 dar.min[j] = 1; /* Why isn't this 0 ? */
816 }
817 walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
818 sysroff_swap_dar_out (file, &dar);
819 }
820 break;
821 case coff_enumdef_type:
822 {
823 struct IT_dbt dbt;
824 struct IT_den den;
825 struct coff_symbol *member;
826 dbt.btype = BTYPE_ENUM;
827 dbt.bitsize = type->size;
828 dbt.sign = SIGN_UNSPEC;
829 dbt.fptype = FPTYPE_NOTSPEC;
830 dbt.sid = get_member_id (type->u.aenumdef.idx);
831 dbt.neg = 0x1001;
832 sysroff_swap_dbt_out (file, &dbt);
833
834 den.end = 0;
835 den.neg = 0x1001;
836 den.spare = 0;
837 sysroff_swap_den_out (file, &den);
838 for (member = type->u.aenumdef.elements->vars_head;
839 member;
840 member = member->next)
841 {
842 walk_tree_symbol (sfile, 0, member, nest + 1);
843 }
844
845 den.end = 1;
846 sysroff_swap_den_out (file, &den);
847 }
848 break;
849
850 break;
851 case coff_enumref_type:
852 {
853 struct IT_dbt dbt;
854 dbt.btype = BTYPE_TAG;
855 dbt.bitsize = type->size;
856 dbt.sign = SIGN_UNSPEC;
857 dbt.fptype = FPTYPE_NOTSPEC;
858 dbt.sid = get_member_id (type->u.aenumref.ref->number);
859 dbt.neg = 0x1001;
860 sysroff_swap_dbt_out (file, &dbt);
861 }
862 break;
863 default:
864 abort ();
865 }
866 }
867
868 /* Obsolete ?
869 static void
870 dty_start ()
871 {
872 struct IT_dty dty;
873 dty.end = 0;
874 dty.neg = 0x1001;
875 dty.spare = 0;
876 sysroff_swap_dty_out (file, &dty);
877 }
878
879 static void
880 dty_stop ()
881 {
882 struct IT_dty dty;
883 dty.end = 0;
884 dty.neg = 0x1001;
885 dty.end = 1;
886 sysroff_swap_dty_out (file, &dty);
887 }
888
889
890 static void
891 dump_tree_structure (sfile, symbol, type, nest)
892 struct coff_sfile *sfile;
893 struct coff_symbol *symbol;
894 struct coff_type *type;
895 int nest;
896 {
897 if (symbol->type->type == coff_function_type)
898 {
899
900
901 }
902
903 }
904 */
905
906 static void
907 walk_tree_type (sfile, symbol, type, nest)
908
909 struct
910 coff_sfile *sfile;
911 struct coff_symbol *symbol;
912 struct coff_type *type;
913 int nest;
914 {
915 if (symbol->type->type == coff_function_type)
916 {
917
918 struct IT_dty dty;
919 dty.end = 0;
920 dty.neg = 0x1001;
921
922 sysroff_swap_dty_out (file, &dty);
923 walk_tree_type_1 (sfile, symbol, type, nest);
924 dty.end = 1;
925 sysroff_swap_dty_out (file, &dty);
926
927 wr_dps_start (sfile,
928 symbol->where->section,
929 symbol->type->u.function.code,
930 BLOCK_TYPE_FUNCTION, nest);
931 wr_dps_start (sfile, symbol->where->section,
932 symbol->type->u.function.code,
933 BLOCK_TYPE_BLOCK, nest);
934 walk_tree_scope (symbol->where->section,
935 sfile,
936 symbol->type->u.function.code,
937 nest + 1, BLOCK_TYPE_BLOCK);
938
939 wr_dps_end (symbol->where->section,
940 symbol->type->u.function.code,
941 BLOCK_TYPE_BLOCK);
942 wr_dps_end (symbol->where->section,
943 symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
944
945 }
946 else
947 {
948 struct IT_dty dty;
949 dty.end = 0;
950 dty.neg = 0x1001;
951 sysroff_swap_dty_out (file, &dty);
952 walk_tree_type_1 (sfile, symbol, type, nest);
953 dty.end = 1;
954 sysroff_swap_dty_out (file, &dty);
955 }
956
957 }
958
959
960
961 static void
962 walk_tree_symbol (sfile, section, symbol, nest)
963 struct coff_sfile *sfile;
964 struct coff_section *section ATTRIBUTE_UNUSED;
965 struct coff_symbol *symbol;
966 int nest;
967 {
968 struct IT_dsy dsy;
969
970 memset(&dsy, 0, sizeof(dsy));
971 dsy.nesting = nest;
972
973 switch (symbol->type->type)
974 {
975 case coff_function_type:
976 dsy.type = STYPE_FUNC;
977 dsy.assign = 1;
978 break;
979 case coff_structref_type:
980 case coff_pointer_type:
981 case coff_array_type:
982 case coff_basic_type:
983 case coff_enumref_type:
984 dsy.type = STYPE_VAR;
985 dsy.assign = 1;
986 break;
987 case coff_enumdef_type:
988 dsy.type = STYPE_TAG;
989 dsy.assign = 0;
990 dsy.magic = 2;
991 break;
992 case coff_structdef_type:
993 dsy.type = STYPE_TAG;
994 dsy.assign = 0;
995 dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
996 break;
997 case coff_secdef_type:
998 return;
999 default:
1000 abort ();
1001 }
1002
1003 if (symbol->where->where == coff_where_member_of_struct)
1004 {
1005 dsy.assign = 0;
1006 dsy.type = STYPE_MEMBER;
1007 }
1008 if (symbol->where->where == coff_where_member_of_enum)
1009 {
1010 dsy.type = STYPE_ENUM;
1011 dsy.assign = 0;
1012 dsy.evallen = 4;
1013 dsy.evalue = symbol->where->offset;
1014 }
1015
1016 if (symbol->type->type == coff_structdef_type
1017 || symbol->where->where == coff_where_entag
1018 || symbol->where->where == coff_where_strtag)
1019 {
1020 dsy.snumber = get_member_id (symbol->number);
1021 }
1022 else
1023 {
1024 dsy.snumber = get_ordinary_id (symbol->number);
1025 }
1026
1027
1028 dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1029
1030 switch (symbol->visible->type)
1031 {
1032 case coff_vis_common:
1033 case coff_vis_ext_def:
1034 dsy.ainfo = AINFO_STATIC_EXT_DEF;
1035 break;
1036 case coff_vis_ext_ref:
1037 dsy.ainfo = AINFO_STATIC_EXT_REF;
1038 break;
1039 case coff_vis_int_def:
1040 dsy.ainfo = AINFO_STATIC_INT;
1041 break;
1042 case coff_vis_auto:
1043 case coff_vis_autoparam:
1044 dsy.ainfo = AINFO_AUTO;
1045 break;
1046 case coff_vis_register:
1047 case coff_vis_regparam:
1048 dsy.ainfo = AINFO_REG;
1049 break;
1050 break;
1051 case coff_vis_tag:
1052 case coff_vis_member_of_struct:
1053 case coff_vis_member_of_enum:
1054 break;
1055 default:
1056 abort ();
1057 }
1058
1059 dsy.dlength = symbol->type->size;
1060 switch (symbol->where->where)
1061 {
1062 case coff_where_memory:
1063
1064 dsy.section = symbol->where->section->number;
1065 #ifdef FOOP
1066 dsy.section = 0;
1067 #endif
1068 break;
1069 case coff_where_member_of_struct:
1070 case coff_where_member_of_enum:
1071 case coff_where_stack:
1072 case coff_where_register:
1073 case coff_where_unknown:
1074 case coff_where_strtag:
1075
1076 case coff_where_entag:
1077 case coff_where_typedef:
1078 break;
1079 default:
1080 abort ();
1081 }
1082
1083 switch (symbol->where->where)
1084 {
1085 case coff_where_memory:
1086 dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1087 break;
1088 case coff_where_stack:
1089 dsy.address = symbol->where->offset;
1090 break;
1091 case coff_where_member_of_struct:
1092
1093
1094 if (symbol->where->bitsize)
1095 {
1096 int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1097 dsy.bitunit = 1;
1098 dsy.field_len = symbol->where->bitsize;
1099 dsy.field_off = (bits / 32) * 4;
1100 dsy.field_bitoff = bits % 32;
1101 }
1102 else
1103 {
1104 dsy.bitunit = 0;
1105
1106 dsy.field_len = symbol->type->size;
1107 dsy.field_off = symbol->where->offset;
1108 }
1109 break;
1110 case coff_where_member_of_enum:
1111 /* dsy.bitunit = 0;
1112 dsy.field_len = symbol->type->size;
1113 dsy.field_off = symbol->where->offset; */
1114 break;
1115 case coff_where_register:
1116 case coff_where_unknown:
1117 case coff_where_strtag:
1118
1119 case coff_where_entag:
1120 case coff_where_typedef:
1121 break;
1122 default:
1123 abort ();
1124 }
1125
1126 if (symbol->where->where == coff_where_register)
1127 dsy.reg = rnames[symbol->where->offset];
1128
1129 switch (symbol->visible->type)
1130 {
1131 case coff_vis_common:
1132 /* We do this 'cause common C symbols are treated as extdefs */
1133 case coff_vis_ext_def:
1134 case coff_vis_ext_ref:
1135
1136 dsy.ename = symbol->name;
1137 break;
1138
1139 case coff_vis_regparam:
1140 case coff_vis_autoparam:
1141 dsy.type = STYPE_PARAMETER;
1142 break;
1143
1144 case coff_vis_int_def:
1145
1146 case coff_vis_auto:
1147 case coff_vis_register:
1148 case coff_vis_tag:
1149 case coff_vis_member_of_struct:
1150 case coff_vis_member_of_enum:
1151 break;
1152 default:
1153 abort ();
1154 }
1155
1156 dsy.sfn = 0;
1157 dsy.sln = 2;
1158
1159 dsy.neg = 0x1001;
1160
1161
1162 sysroff_swap_dsy_out (file, &dsy);
1163
1164 walk_tree_type (sfile, symbol, symbol->type, nest);
1165 }
1166
1167
1168 static void
1169 walk_tree_scope (section, sfile, scope, nest, type)
1170 struct coff_section *section;
1171 struct coff_sfile *sfile;
1172 struct coff_scope *scope;
1173 int nest;
1174 int type;
1175 {
1176 struct coff_symbol *vars;
1177 struct coff_scope *child;
1178
1179 if (scope->vars_head
1180 || (scope->list_head && scope->list_head->vars_head))
1181 {
1182 wr_dps_start (sfile, section, scope, type, nest);
1183
1184 if (nest == 0)
1185 wr_globals (tree, sfile, nest + 1);
1186
1187 for (vars = scope->vars_head; vars; vars = vars->next)
1188 {
1189 walk_tree_symbol (sfile, section, vars, nest);
1190 }
1191
1192 for (child = scope->list_head; child; child = child->next)
1193 {
1194 walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1195 }
1196
1197 wr_dps_end (section, scope, type);
1198 }
1199 }
1200 static void
1201 walk_tree_sfile (section, sfile)
1202 struct coff_section *section;
1203 struct coff_sfile *sfile;
1204 {
1205 walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1206
1207 }
1208
1209 static void
1210 wr_program_structure (p, sfile)
1211 struct coff_ofile *p;
1212 struct coff_sfile *sfile;
1213 {
1214
1215 walk_tree_sfile (p->sections + 4, sfile);
1216
1217 }
1218
1219 static void
1220 wr_du (p, sfile, n)
1221 struct coff_ofile *p;
1222 struct coff_sfile *sfile;
1223 int n;
1224 {
1225 struct IT_du du;
1226 int lim;
1227 #if 0
1228 struct coff_symbol *symbol;
1229 static int incit = 0x500000;
1230 int used = 0;
1231 #endif
1232 int i;
1233 int j;
1234 unsigned int *lowest = (unsigned *) nints (p->nsections);
1235 unsigned int *highest = (unsigned *) nints (p->nsections);
1236 du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1237 du.optimized = 0;
1238 du.stackfrmt = 0;
1239 du.spare = 0;
1240 du.unit = n;
1241 du.sections = p->nsections - 1;
1242 du.san = (int *) xcalloc (sizeof (int), du.sections);
1243 du.address = nints (du.sections);
1244 du.length = nints (du.sections);
1245
1246 for (i = 0; i < du.sections; i++)
1247 {
1248 lowest[i] = ~0;
1249 highest[i] = 0;
1250 }
1251
1252 /* Look through all the symbols and try and work out the extents in this
1253 source file */
1254 #if 0
1255 for (symbol = sfile->scope->vars_head;
1256 symbol;
1257 symbol = symbol->next)
1258 {
1259 if (symbol->type->type == coff_secdef_type)
1260 {
1261 unsigned int low = symbol->where->offset;
1262 unsigned int high = symbol->where->offset + symbol->type->size - 1;
1263 struct coff_section *section = symbol->where->section;
1264
1265 int sn = section->number;
1266 if (low < lowest[sn])
1267 lowest[sn] = low;
1268 if (high > highest[sn])
1269 highest[sn] = high;
1270 }
1271 }
1272
1273
1274 for (i = 0; i < du.sections; i++)
1275 {
1276 if (highest[i] == 0)
1277 {
1278 lowest[i] = highest[i] = incit;
1279 }
1280 du.san[used] = i;
1281 du.length[used] = highest[i] - lowest[i];
1282 du.address[used] = bfd_get_file_flags (abfd) & EXEC_P ? lowest[i] : 0;
1283 if (debug)
1284 {
1285 printf (" section %6s 0x%08x..0x%08x\n",
1286 p->sections[i + 1].name,
1287 lowest[i],
1288 highest[i]);
1289 }
1290 used++;
1291 }
1292
1293 #endif
1294 lim = du.sections;
1295 for (j = 0; j < lim; j++)
1296 {
1297 int src = j;
1298 int dst = j;
1299 du.san[dst] = dst;
1300 if (sfile->section[src].init)
1301 {
1302 du.length[dst]
1303 = sfile->section[src].high - sfile->section[src].low + 1;
1304 du.address[dst]
1305 = sfile->section[src].low;
1306 }
1307 else
1308 {
1309 du.length[dst] = 0;
1310 du.address[dst] = 0;
1311 }
1312 if (debug)
1313 {
1314 if (sfile->section[src].parent)
1315 {
1316 printf (" section %6s 0x%08x..0x%08x\n",
1317 sfile->section[src].parent->name,
1318 du.address[dst],
1319 du.address[dst] + du.length[dst] - 1);
1320 }
1321 }
1322 du.sections = dst + 1;
1323 }
1324
1325 du.tool = "c_gcc";
1326 du.date = DATE;
1327
1328 sysroff_swap_du_out (file, &du);
1329 }
1330
1331 static void
1332 wr_dus (p, sfile)
1333 struct coff_ofile *p ATTRIBUTE_UNUSED;
1334 struct coff_sfile *sfile;
1335 {
1336
1337 struct IT_dus dus;
1338
1339 dus.efn = 0x1001;
1340 dus.ns = 1; /* p->nsources; sac 14 jul 94 */
1341 dus.drb = nints (dus.ns);
1342 dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1343 dus.spare = nints (dus.ns);
1344 dus.ndir = 0;
1345 /* Find the filenames */
1346 #if 0
1347 i = 0;
1348
1349 for (sfile = p->source_head;
1350 sfile;
1351 sfile = sfile->next)
1352 {
1353 dus.drb[i] = 0;
1354 dus.spare[i] = 0;
1355 dus.fname[i] = sfile->name;
1356 i++;
1357 }
1358 #else
1359 dus.drb[0] = 0;
1360 dus.fname[0] = sfile->name;
1361 #endif
1362
1363 sysroff_swap_dus_out (file, &dus);
1364
1365 }
1366
1367 /* Find the offset of the .text section for this sfile in the
1368 .text section for the output file */
1369
1370 static int
1371 find_base (sfile, section)
1372 struct coff_sfile *sfile;
1373 struct coff_section *section;
1374 {
1375 return sfile->section[section->number].low;
1376 }
1377
1378 static void
1379 wr_dln (p, sfile, n)
1380 struct coff_ofile *p ATTRIBUTE_UNUSED;
1381 struct coff_sfile *sfile;
1382 int n ATTRIBUTE_UNUSED;
1383
1384 {
1385 #if 0
1386 if (n == 0)
1387 {
1388 /* Count up all the linenumbers */
1389 struct coff_symbol *sy;
1390 int lc = 0;
1391 struct IT_dln dln;
1392
1393 int idx;
1394
1395 for (sy = p->symbol_list_head;
1396 sy;
1397 sy = sy->next_in_ofile_list)
1398 {
1399 struct coff_type *t = sy->type;
1400 if (t->type == coff_function_type)
1401 {
1402 struct coff_line *l = t->u.function.lines;
1403 lc += l->nlines;
1404 }
1405 }
1406
1407 dln.sfn = nints (lc);
1408 dln.sln = nints (lc);
1409 dln.lln = nints (lc);
1410 dln.section = nints (lc);
1411
1412 dln.from_address = nints (lc);
1413 dln.to_address = nints (lc);
1414
1415
1416 dln.neg = 0x1001;
1417
1418 dln.nln = lc;
1419
1420 /* Run through once more and fill up the structure */
1421 idx = 0;
1422 for (sy = p->symbol_list_head;
1423 sy;
1424 sy = sy->next_in_ofile_list)
1425 {
1426 if (sy->type->type == coff_function_type)
1427 {
1428 int i;
1429 struct coff_line *l = sy->type->u.function.lines;
1430 for (i = 0; i < l->nlines; i++)
1431 {
1432 dln.section[idx] = sy->where->section->number;
1433 dln.sfn[idx] = n;
1434 dln.sln[idx] = l->lines[i];
1435 dln.from_address[idx] = l->addresses[i];
1436 if (idx)
1437 dln.to_address[idx - 1] = dln.from_address[idx];
1438 idx++;
1439 }
1440 }
1441 n++;
1442 }
1443 sysroff_swap_dln_out (file, &dln);
1444 }
1445
1446 #endif
1447 #if 1
1448 /* Count up all the linenumbers */
1449
1450 struct coff_symbol *sy;
1451 int lc = 0;
1452 struct IT_dln dln;
1453
1454 int idx;
1455
1456 for (sy = sfile->scope->vars_head;
1457 sy;
1458 sy = sy->next)
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 if (l)
1465 lc += l->nlines;
1466 }
1467 }
1468
1469 dln.sfn = nints (lc);
1470 dln.sln = nints (lc);
1471 dln.cc = nints (lc);
1472 dln.section = nints (lc);
1473
1474 dln.from_address = nints (lc);
1475 dln.to_address = nints (lc);
1476
1477
1478 dln.neg = 0x1001;
1479
1480 dln.nln = lc;
1481
1482 /* Run through once more and fill up the structure */
1483 idx = 0;
1484 for (sy = sfile->scope->vars_head;
1485 sy;
1486 sy = sy->next)
1487 {
1488 if (sy->type->type == coff_function_type)
1489 {
1490 int i;
1491 struct coff_line *l = sy->type->u.function.lines;
1492 if (l)
1493 {
1494 int base = find_base (sfile, sy->where->section);
1495 for (i = 0; i < l->nlines; i++)
1496 {
1497 dln.section[idx] = sy->where->section->number;
1498 dln.sfn[idx] = 0;
1499 dln.sln[idx] = l->lines[i];
1500 dln.from_address[idx] =
1501 l->addresses[i] + sy->where->section->address - base;
1502 dln.cc[idx] = 0;
1503 if (idx)
1504 dln.to_address[idx - 1] = dln.from_address[idx];
1505 idx++;
1506
1507 }
1508 dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1509 }
1510 }
1511 }
1512 if (lc)
1513 sysroff_swap_dln_out (file, &dln);
1514 #endif
1515 }
1516
1517 /* Write the global symbols out to the debug info */
1518 static void
1519 wr_globals (p, sfile, n)
1520 struct coff_ofile *p;
1521 struct coff_sfile *sfile;
1522 int n ATTRIBUTE_UNUSED;
1523 {
1524 struct coff_symbol *sy;
1525 for (sy = p->symbol_list_head;
1526 sy;
1527 sy = sy->next_in_ofile_list)
1528 {
1529 if (sy->visible->type == coff_vis_ext_def
1530 || sy->visible->type == coff_vis_ext_ref)
1531 {
1532 /* Only write out symbols if they belong to
1533 the current source file */
1534 if (sy->sfile == sfile)
1535 walk_tree_symbol (sfile, 0, sy, 0);
1536
1537 }
1538 }
1539 }
1540
1541 static void
1542 wr_debug (p)
1543 struct coff_ofile *p;
1544 {
1545 struct coff_sfile *sfile;
1546 int n = 0;
1547 for (sfile = p->source_head;
1548 sfile;
1549 sfile = sfile->next)
1550
1551 {
1552 if (debug)
1553 {
1554 printf ("%s\n", sfile->name);
1555 }
1556 wr_du (p, sfile, n);
1557 wr_dus (p, sfile);
1558 wr_program_structure (p, sfile);
1559 wr_dln (p, sfile, n);
1560 n++;
1561 }
1562 }
1563
1564 static void
1565 wr_cs ()
1566 {
1567 /* It seems that the CS struct is not normal - the size is wrong
1568 heres one I prepared earlier.. */
1569 static char b[] = {
1570 0x80, /* IT */
1571 0x21, /* RL */
1572 0x00, /* number of chars in variable length part */
1573 0x80, /* hd */
1574 0x00, /* hs */
1575 0x80, /* un */
1576 0x00, /* us */
1577 0x80, /* sc */
1578 0x00, /* ss */
1579 0x80, /* er */
1580 0x80, /* ed */
1581 0x80, /* sh */
1582 0x80, /* ob */
1583 0x80, /* rl */
1584 0x80, /* du */
1585 0x80, /* dps */
1586 0x80, /* dsy */
1587 0x80, /* dty */
1588 0x80, /* dln */
1589 0x80, /* dso */
1590 0x80, /* dus */
1591 0x00, /* dss */
1592 0x80, /* dbt */
1593 0x00, /* dpp */
1594 0x80, /* dfp */
1595 0x80, /* den */
1596 0x80, /* dds */
1597 0x80, /* dar */
1598 0x80, /* dpt */
1599 0x00, /* dul */
1600 0x00, /* dse */
1601 0x00, /* dot */
1602 0xDE /* CS */
1603 };
1604 fwrite (b, 1, sizeof (b), file);
1605 }
1606
1607 /* Write out the SC records for a unit. Create an SC
1608 for all the sections which appear in the output file, even
1609 if there isn't an equivalent one on the input */
1610
1611 static int
1612 wr_sc (ptr, sfile)
1613 struct coff_ofile *ptr;
1614 struct coff_sfile *sfile;
1615 {
1616 int i;
1617 int scount = 0;
1618 /* First work out the total number of sections */
1619
1620 int total_sec = ptr->nsections;
1621
1622 struct myinfo
1623 {
1624 struct coff_section *sec;
1625 struct coff_symbol *symbol;
1626 };
1627 struct coff_symbol *symbol;
1628
1629 struct myinfo *info
1630 = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1631
1632
1633
1634 for (i = 0; i < total_sec; i++)
1635 {
1636 info[i].sec = ptr->sections + i;
1637 info[i].symbol = 0;
1638 }
1639
1640 for (symbol = sfile->scope->vars_head;
1641 symbol;
1642 symbol = symbol->next)
1643 {
1644
1645 if (symbol->type->type == coff_secdef_type)
1646 {
1647 for (i = 0; i < total_sec; i++)
1648 {
1649 if (symbol->where->section == info[i].sec)
1650 {
1651 info[i].symbol = symbol;
1652 break;
1653 }
1654 }
1655 }
1656 }
1657
1658 /* Now output all the section info, and fake up some stuff for sections
1659 we don't have */
1660
1661 for (i = 1; i < total_sec; i++)
1662 {
1663 struct IT_sc sc;
1664 char *name;
1665 symbol = info[i].symbol;
1666 sc.spare = 0;
1667 sc.spare1 = 0;
1668 if (!symbol)
1669 {
1670 /* Don't have a symbol set aside for this section, which means that nothing
1671 in this file does anything for the section. */
1672 sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1673 sc.addr = 0;
1674 sc.length = 0;
1675 name = info[i].sec->name;
1676 }
1677 else
1678 {
1679 if (bfd_get_file_flags (abfd) & EXEC_P)
1680 {
1681 sc.format = 0;
1682 sc.addr = symbol->where->offset;
1683 }
1684 else
1685 {
1686 sc.format = 1;
1687 sc.addr = 0;
1688 }
1689 sc.length = symbol->type->size;
1690 name = symbol->name;
1691 }
1692
1693 sc.align = 4;
1694
1695 sc.concat = CONCAT_SIMPLE;
1696 sc.read = 3;
1697 sc.write = 3;
1698 sc.exec = 3;
1699 sc.init = 3;
1700 sc.mode = 3;
1701 sc.spare = 0;
1702 sc.segadd = 0;
1703 sc.spare1 = 0; /* If not zero, then it doesn't work */
1704 sc.name = section_translate (name);
1705 if (strlen (sc.name) == 1)
1706 {
1707 switch (sc.name[0])
1708 {
1709 case 'D':
1710 case 'B':
1711 sc.contents = CONTENTS_DATA;
1712 break;
1713 default:
1714 sc.contents = CONTENTS_CODE;
1715 }
1716 }
1717 else
1718 {
1719 sc.contents = CONTENTS_CODE;
1720 }
1721 #if 0
1722 /* NEW */
1723 if (sc.length) {
1724 #endif
1725 sysroff_swap_sc_out (file, &sc);
1726 scount++;
1727 #if 0
1728 }
1729 #endif
1730 }
1731 return scount;
1732 }
1733
1734
1735 /* Write out the ER records for a unit. */
1736 static void
1737 wr_er (ptr, sfile, first)
1738 struct coff_ofile *ptr;
1739 struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1740 int first;
1741 {
1742 int idx = 0;
1743 struct coff_symbol *sym;
1744 if (first)
1745 {
1746 for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1747 {
1748 if (sym->visible->type == coff_vis_ext_ref)
1749 {
1750 struct IT_er er;
1751 er.spare = 0;
1752 er.type = ER_NOTSPEC;
1753 er.name = sym->name;
1754 sysroff_swap_er_out (file, &er);
1755 sym->er_number = idx++;
1756 }
1757 }
1758 }
1759 }
1760
1761 /* Write out the ED records for a unit. */
1762 static void
1763 wr_ed (ptr, sfile, first)
1764 struct coff_ofile *ptr;
1765 struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1766 int first;
1767 {
1768 struct coff_symbol *s;
1769 if (first)
1770 {
1771 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1772 {
1773 if (s->visible->type == coff_vis_ext_def
1774 || s->visible->type == coff_vis_common)
1775 {
1776 struct IT_ed ed;
1777
1778 ed.section = s->where->section->number;
1779 ed.spare = 0;
1780 if (s->where->section->data)
1781 {
1782 ed.type = ED_TYPE_DATA;
1783 }
1784 else if (s->where->section->code & SEC_CODE)
1785 {
1786 ed.type = ED_TYPE_ENTRY;
1787 }
1788 else
1789 {
1790 ed.type = ED_TYPE_NOTSPEC;
1791 ed.type = ED_TYPE_DATA;
1792 }
1793 ed.address = s->where->offset - s->where->section->address;
1794 ed.name = s->name;
1795 sysroff_swap_ed_out (file, &ed);
1796 }
1797 }
1798 }
1799 }
1800
1801 static void
1802 wr_unit_info (ptr)
1803 struct coff_ofile *ptr;
1804 {
1805 struct coff_sfile *sfile;
1806 int first = 1;
1807 for (sfile = ptr->source_head;
1808 sfile;
1809 sfile = sfile->next)
1810 {
1811 long p1;
1812 long p2;
1813 int nsecs;
1814 p1 = ftell (file);
1815 wr_un (ptr, sfile, first, 0);
1816 nsecs = wr_sc (ptr, sfile);
1817 p2 = ftell (file);
1818 fseek (file, p1, SEEK_SET);
1819 wr_un (ptr, sfile, first, nsecs);
1820 fseek (file, p2, SEEK_SET);
1821 wr_er (ptr, sfile, first);
1822 wr_ed (ptr, sfile, first);
1823 first = 0;
1824 }
1825 }
1826
1827 static void
1828 wr_module (p)
1829 struct coff_ofile *p;
1830 {
1831 wr_cs ();
1832 wr_hd (p);
1833 wr_unit_info (p);
1834 wr_object_body (p);
1835 wr_debug (p);
1836 wr_tr ();
1837 }
1838
1839 static int
1840 align (x)
1841 int x;
1842 {
1843 return (x + 3) & ~3;
1844 }
1845
1846 /* Find all the common variables and turn them into
1847 ordinary defs - dunno why, but thats what hitachi does with 'em */
1848
1849 static void
1850 prescan (tree)
1851 struct coff_ofile *tree;
1852 {
1853 struct coff_symbol *s;
1854 struct coff_section *common_section;
1855 /* Find the common section - always section 3 */
1856 common_section = tree->sections + 3;
1857 for (s = tree->symbol_list_head;
1858 s;
1859 s = s->next_in_ofile_list)
1860 {
1861 if (s->visible->type == coff_vis_common)
1862 {
1863 struct coff_where *w = s->where;
1864 /* s->visible->type = coff_vis_ext_def; leave it as common */
1865 common_section->size = align (common_section->size);
1866 w->offset = common_section->size + common_section->address;
1867 w->section = common_section;
1868 common_section->size += s->type->size;
1869 common_section->size = align (common_section->size);
1870 }
1871 }
1872 }
1873
1874 char *program_name;
1875
1876 static void
1877 show_usage (file, status)
1878 FILE *file;
1879 int status;
1880 {
1881 fprintf (file, _("Usage: %s [-dhVq] in-file [out-file]\n"), program_name);
1882 exit (status);
1883 }
1884
1885 static void
1886 show_help ()
1887 {
1888 printf (_("%s: Convert a COFF object file into a SYSROFF object file\n"),
1889 program_name);
1890 show_usage (stdout, 0);
1891 }
1892
1893
1894
1895 int
1896 main (ac, av)
1897 int ac;
1898 char *av[];
1899 {
1900 int opt;
1901 static struct option long_options[] =
1902 {
1903 {"debug", no_argument, 0, 'd'},
1904 {"quick", no_argument, 0, 'q'},
1905 {"noprescan", no_argument, 0, 'n'},
1906 {"help", no_argument, 0, 'h'},
1907 {"version", no_argument, 0, 'V'},
1908 {NULL, no_argument, 0, 0}
1909 };
1910 char **matching;
1911 char *input_file;
1912 char *output_file;
1913
1914 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1915 setlocale (LC_MESSAGES, "");
1916 #endif
1917 bindtextdomain (PACKAGE, LOCALEDIR);
1918 textdomain (PACKAGE);
1919
1920 program_name = av[0];
1921 xmalloc_set_program_name (program_name);
1922
1923 while ((opt = getopt_long (ac, av, "dhVqn", long_options,
1924 (int *) NULL))
1925 != EOF)
1926 {
1927 switch (opt)
1928 {
1929 case 'q':
1930 quick = 1;
1931 break;
1932 case 'n':
1933 noprescan = 1;
1934 break;
1935 case 'd':
1936 debug = 1;
1937 break;
1938 case 'h':
1939 show_help ();
1940 /*NOTREACHED */
1941 case 'V':
1942 printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
1943 exit (0);
1944 /*NOTREACHED */
1945 case 0:
1946 break;
1947 default:
1948 show_usage (stderr, 1);
1949 /*NOTREACHED */
1950 }
1951 }
1952
1953 /* The input and output files may be named on the command line. */
1954 output_file = NULL;
1955 if (optind < ac)
1956 {
1957 input_file = av[optind];
1958 ++optind;
1959 if (optind < ac)
1960 {
1961 output_file = av[optind];
1962 ++optind;
1963 if (optind < ac)
1964 show_usage (stderr, 1);
1965 if (strcmp (input_file, output_file) == 0)
1966 {
1967 fatal (_("input and output files must be different"));
1968 }
1969 }
1970 }
1971 else
1972 input_file = 0;
1973
1974 if (!input_file)
1975 {
1976 fatal (_("no input file specified"));
1977 }
1978
1979 if (!output_file)
1980 {
1981 /* Take a .o off the input file and stick on a .obj. If
1982 it doesn't end in .o, then stick a .obj on anyway */
1983
1984 int len = strlen (input_file);
1985 output_file = xmalloc (len + 5);
1986 strcpy (output_file, input_file);
1987 if (len > 3
1988 && output_file[len - 2] == '.'
1989 && output_file[len - 1] == 'o')
1990 {
1991 output_file[len] = 'b';
1992 output_file[len + 1] = 'j';
1993 output_file[len + 2] = 0;
1994 }
1995 else
1996 {
1997 strcat (output_file, ".obj");
1998 }
1999 }
2000
2001 abfd = bfd_openr (input_file, 0);
2002
2003 if (!abfd)
2004 bfd_fatal (input_file);
2005
2006 if (!bfd_check_format_matches (abfd, bfd_object, &matching))
2007 {
2008 bfd_nonfatal (input_file);
2009 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
2010 {
2011 list_matching_formats (matching);
2012 free (matching);
2013 }
2014 exit (1);
2015 }
2016
2017 file = fopen (output_file, FOPEN_WB);
2018
2019 if (!file)
2020 {
2021 fatal (_("unable to open output file %s"), output_file);
2022 }
2023
2024 if (debug)
2025 printf ("ids %d %d\n", base1, base2);
2026 tree = coff_grok (abfd);
2027 if (!noprescan)
2028 prescan (tree);
2029 wr_module (tree);
2030 return 0;
2031 }
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