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[GAS, ARM, 2/16] Add CLI extension support for Armv8.1-M Mainline
[binutils-gdb.git] / binutils / srconv.c
blob39c1a4f4e751d19a7ae6a64afd0fa825346b9798
1 /* srconv.c -- Sysroff conversion program
2 Copyright (C) 1994-2019 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 3 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., 51 Franklin Street - Fifth Floor, Boston, MA
19 02110-1301, 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 "sysdep.h"
29 #include "bfd.h"
30 #include "bucomm.h"
31 #include "sysroff.h"
32 #include "coffgrok.h"
33 #include "libiberty.h"
34 #include "filenames.h"
35 #include "getopt.h"
36
37 #include "coff/internal.h"
38 #include "../bfd/libcoff.h"
39
40 /*#define FOOP1 1 */
41
42 static int addrsize;
43 static char *toolname;
44 static char **rnames;
45
46 static void walk_tree_symbol
47 (struct coff_sfile *, struct coff_section *, struct coff_symbol *, int);
48 static void walk_tree_scope
49 (struct coff_section *, struct coff_sfile *, struct coff_scope *, int, int);
50 static int find_base (struct coff_sfile *, struct coff_section *);
51 static void wr_globals (struct coff_ofile *, struct coff_sfile *, int);
52
53 static FILE *file;
54 static bfd *abfd;
55 static int debug = 0;
56 static int quick = 0;
57 static int noprescan = 0;
58 static struct coff_ofile *tree;
59 /* Obsolete ??
60 static int absolute_p;
61 */
62
63 static int segmented_p;
64 static int code;
65
66 static int ids1[20000];
67 static int ids2[20000];
68
69 static int base1 = 0x18;
70 static int base2 = 0x2018;
71
72 static int
73 get_member_id (int x)
74 {
75 if (ids2[x])
76 return ids2[x];
77
78 ids2[x] = base2++;
79 return ids2[x];
80 }
81
82 static int
83 get_ordinary_id (int x)
84 {
85 if (ids1[x])
86 return ids1[x];
87
88 ids1[x] = base1++;
89 return ids1[x];
90 }
91 static char *
92 section_translate (char *n)
93 {
94 if (strcmp (n, ".text") == 0)
95 return "P";
96 if (strcmp (n, ".data") == 0)
97 return "D";
98 if (strcmp (n, ".bss") == 0)
99 return "B";
100 return n;
101 }
102
103 #define DATE "940201073000"; /* Just a time on my birthday */
104
105 static char *
106 strip_suffix (const char *name)
107 {
108 int i;
109 char *res;
110
111 for (i = 0; name[i] != 0 && name[i] != '.'; i++)
112 ;
113 res = (char *) xmalloc (i + 1);
114 memcpy (res, name, i);
115 res[i] = 0;
116 return res;
117 }
118
119 /* IT LEN stuff CS */
120 static void
121 checksum (FILE *ffile, unsigned char *ptr, int size, int ccode)
122 {
123 int j;
124 int last;
125 int sum = 0;
126 int bytes = size / 8;
127
128 last = !(ccode & 0xff00);
129 if (size & 0x7)
130 fatal (_("Checksum failure"));
131
132 ptr[0] = ccode | (last ? 0x80 : 0);
133 ptr[1] = bytes + 1;
134
135 for (j = 0; j < bytes; j++)
136 sum += ptr[j];
137
138 /* Glue on a checksum too. */
139 ptr[bytes] = ~sum;
140 if (fwrite (ptr, bytes + 1, 1, ffile) != 1)
141 /* FIXME: Return error status. */
142 fatal (_("Failed to write checksum"));
143 }
144
145
146 static void
147 writeINT (int n, unsigned char *ptr, int *idx, int size, FILE *ffile)
148 {
149 int byte = *idx / 8;
150
151 if (size == -2)
152 size = addrsize;
153 else if (size == -1)
154 size = 0;
155
156 if (byte > 240)
157 {
158 /* Lets write out that record and do another one. */
159 checksum (ffile, ptr, *idx, code | 0x1000);
160 *idx = 16;
161 byte = *idx / 8;
162 }
163
164 switch (size)
165 {
166 case 0:
167 break;
168 case 1:
169 ptr[byte] = n;
170 break;
171 case 2:
172 ptr[byte + 0] = n >> 8;
173 ptr[byte + 1] = n;
174 break;
175 case 4:
176 ptr[byte + 0] = n >> 24;
177 ptr[byte + 1] = n >> 16;
178 ptr[byte + 2] = n >> 8;
179 ptr[byte + 3] = n >> 0;
180 break;
181 default:
182 fatal (_("Unsupported integer write size: %d"), size);
183 }
184 *idx += size * 8;
185 }
186
187 static void
188 writeBITS (int val, unsigned char *ptr, int *idx, int size)
189 {
190 int byte = *idx / 8;
191 int bit = *idx % 8;
192 int old;
193
194 *idx += size;
195
196 old = ptr[byte];
197 /* Turn off all about to change bits. */
198 old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
199 /* Turn on the bits we want. */
200 old |= (val & ((1 << size) - 1)) << (8 - bit - size);
201 ptr[byte] = old;
202 }
203
204 static void
205 writeBARRAY (barray data, unsigned char *ptr, int *idx,
206 int size ATTRIBUTE_UNUSED, FILE *ffile)
207 {
208 int i;
209
210 writeINT (data.len, ptr, idx, 1, ffile);
211 for (i = 0; i < data.len; i++)
212 writeINT (data.data[i], ptr, idx, 1, ffile);
213 }
214
215 static void
216 writeCHARS (char *string, unsigned char *ptr, int *idx, int size, FILE *ffile)
217 {
218 int i = *idx / 8;
219
220 if (i > 240)
221 {
222 /* Lets write out that record and do another one. */
223 checksum (ffile, ptr, *idx, code | 0x1000);
224 *idx = 16;
225 i = *idx / 8;
226 }
227
228 if (size == 0)
229 {
230 /* Variable length string. */
231 size = strlen (string);
232 ptr[i++] = size;
233 }
234
235 /* BUG WAITING TO HAPPEN. */
236 memcpy (ptr + i, string, size);
237 i += size;
238 *idx = i * 8;
239 }
240
241 #define SYSROFF_SWAP_OUT
242 #include "sysroff.c"
243
244 static char *rname_sh[] =
245 {
246 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
247 };
248
249 static char *rname_h8300[] =
250 {
251 "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
252 };
253
254 static void
255 wr_tr (void)
256 {
257 /* The TR block is not normal - it doesn't have any contents. */
258
259 static char b[] =
260 {
261 0xff, /* IT */
262 0x03, /* RL */
263 0xfd, /* CS */
264 };
265
266 if (fwrite (b, sizeof (b), 1, file) != 1)
267 /* FIXME: Return error status. */
268 fatal (_("Failed to write TR block"));
269 }
270
271 static void
272 wr_un (struct coff_ofile *ptr, struct coff_sfile *sfile, int first,
273 int nsecs ATTRIBUTE_UNUSED)
274 {
275 struct IT_un un;
276 struct coff_symbol *s;
277
278 un.spare1 = 0;
279
280 if (bfd_get_file_flags (abfd) & EXEC_P)
281 un.format = FORMAT_LM;
282 else
283 un.format = FORMAT_OM;
284 un.spare1 = 0;
285
286 /* Don't count the abs section. */
287 un.nsections = ptr->nsections - 1;
288
289 un.nextdefs = 0;
290 un.nextrefs = 0;
291 /* Count all the undefined and defined variables with global scope. */
292
293 if (first)
294 {
295 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
296 {
297 if (s->visible->type == coff_vis_ext_def
298 || s->visible->type == coff_vis_common)
299 un.nextdefs++;
300
301 if (s->visible->type == coff_vis_ext_ref)
302 un.nextrefs++;
303 }
304 }
305 un.tool = toolname;
306 un.tcd = DATE;
307 un.linker = "L_GX00";
308 un.lcd = DATE;
309 un.name = sfile->name;
310 sysroff_swap_un_out (file, &un);
311 }
312
313 static void
314 wr_hd (struct coff_ofile *p)
315 {
316 struct IT_hd hd;
317
318 hd.spare1 = 0;
319 if (bfd_get_file_flags (abfd) & EXEC_P)
320 hd.mt = MTYPE_ABS_LM;
321 else
322 hd.mt = MTYPE_OMS_OR_LMS;
323
324 hd.cd = DATE;
325
326 hd.nu = p->nsources; /* Always one unit */
327 hd.code = 0; /* Always ASCII */
328 hd.ver = "0200"; /* Version 2.00 */
329
330 switch (bfd_get_arch (abfd))
331 {
332 case bfd_arch_h8300:
333 hd.au = 8;
334 hd.si = 0;
335 hd.spcsz = 32;
336 hd.segsz = 0;
337 hd.segsh = 0;
338 switch (bfd_get_mach (abfd))
339 {
340 case bfd_mach_h8300:
341 hd.cpu = "H8300";
342 hd.afl = 2;
343 addrsize = 2;
344 toolname = "C_H8/300";
345 break;
346 case bfd_mach_h8300h:
347 hd.cpu = "H8300H";
348 hd.afl = 4;
349 addrsize = 4;
350 toolname = "C_H8/300H";
351 break;
352 case bfd_mach_h8300s:
353 hd.cpu = "H8300S";
354 hd.afl = 4;
355 addrsize = 4;
356 toolname = "C_H8/300S";
357 break;
358 default:
359 fatal (_("Unrecognized H8300 sub-architecture: %ld"),
360 bfd_get_mach (abfd));
361 }
362 rnames = rname_h8300;
363 break;
364 case bfd_arch_sh:
365 hd.au = 8;
366 hd.si = 0;
367 hd.afl = 4;
368 hd.spcsz = 32;
369 hd.segsz = 0;
370 hd.segsh = 0;
371 hd.cpu = "SH";
372 addrsize = 4;
373 toolname = "C_SH";
374 rnames = rname_sh;
375 break;
376 default:
377 fatal (_("Unsupported architecture: %d"), bfd_get_arch (abfd));
378 }
379
380 if (! (bfd_get_file_flags(abfd) & EXEC_P))
381 {
382 hd.ep = 0;
383 }
384 else
385 {
386 hd.ep = 1;
387 hd.uan = 0;
388 hd.sa = 0;
389 hd.sad = 0;
390 hd.address = bfd_get_start_address (abfd);
391 }
392
393 hd.os = "";
394 hd.sys = "";
395 hd.mn = strip_suffix (bfd_get_filename (abfd));
396
397 sysroff_swap_hd_out (file, &hd);
398 }
399
400
401 static void
402 wr_sh (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *sec)
403 {
404 struct IT_sh sh;
405 sh.unit = 0;
406 sh.section = sec->number;
407 #ifdef FOOP1
408 sh.section = 0;
409 #endif
410 sysroff_swap_sh_out (file, &sh);
411 }
412
413
414 static void
415 wr_ob (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *section)
416 {
417 bfd_size_type i;
418 int first = 1;
419 unsigned char stuff[200];
420
421 i = 0;
422 while (i < bfd_get_section_size (section->bfd_section))
423 {
424 struct IT_ob ob;
425 int todo = 200; /* Copy in 200 byte lumps. */
426
427 ob.spare = 0;
428 if (i + todo > bfd_get_section_size (section->bfd_section))
429 todo = bfd_get_section_size (section->bfd_section) - i;
430
431 if (first)
432 {
433 ob.saf = 1;
434 if (bfd_get_file_flags (abfd) & EXEC_P)
435 ob.address = section->address;
436 else
437 ob.address = 0;
438
439 first = 0;
440 }
441 else
442 {
443 ob.saf = 0;
444 }
445
446 ob.cpf = 0; /* Never compress. */
447 ob.data.len = todo;
448 bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
449 ob.data.data = stuff;
450 sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
451 i += todo;
452 }
453
454 /* Now fill the rest with blanks. */
455 while (i < (bfd_size_type) section->size)
456 {
457 struct IT_ob ob;
458 int todo = 200; /* Copy in 200 byte lumps. */
459
460 ob.spare = 0;
461 if (i + todo > (bfd_size_type) section->size)
462 todo = section->size - i;
463 ob.saf = 0;
464
465 ob.cpf = 0; /* Never compress. */
466 ob.data.len = todo;
467 memset (stuff, 0, todo);
468 ob.data.data = stuff;
469 sysroff_swap_ob_out (file, &ob);
470 i += todo;
471 }
472 /* Now fill the rest with blanks. */
473 }
474
475 static void
476 wr_rl (struct coff_ofile *ptr ATTRIBUTE_UNUSED, struct coff_section *sec)
477 {
478 int nr = sec->nrelocs;
479 int i;
480
481 for (i = 0; i < nr; i++)
482 {
483 struct coff_reloc *r = sec->relocs + i;
484 struct coff_symbol *ref;
485 struct IT_rl rl;
486
487 rl.apol = 0;
488 rl.boundary = 0;
489 rl.segment = 1;
490 rl.sign = 0;
491 rl.check = 0;
492 rl.addr = r->offset;
493 rl.bitloc = 0;
494 rl.flen = 32; /* SH Specific. */
495
496 /* What sort of reloc ? Look in the section to find out. */
497 ref = r->symbol;
498 if (ref->visible->type == coff_vis_ext_ref)
499 {
500 rl.bcount = 4; /* Always 4 for us. */
501 rl.op = OP_EXT_REF;
502 rl.symn = ref->er_number;
503 }
504 else if (ref->visible->type == coff_vis_common)
505 {
506 rl.bcount = 11; /* Always 11 for us. */
507 rl.op = OP_SEC_REF;
508 rl.secn = ref->where->section->number;
509 rl.copcode_is_3 = 3;
510 rl.alength_is_4 = 4;
511 rl.addend = ref->where->offset - ref->where->section->address;
512 rl.aopcode_is_0x20 = 0x20;
513 }
514 else
515 {
516 rl.bcount = 11; /* Always 11 for us. */
517 rl.op = OP_SEC_REF;
518 rl.secn = ref->where->section->number;
519 rl.copcode_is_3 = 3;
520 rl.alength_is_4 = 4;
521 rl.addend = -ref->where->section->address;
522 rl.aopcode_is_0x20 = 0x20;
523 }
524
525 rl.end = 0xff;
526
527 if ( rl.op == OP_SEC_REF
528 || rl.op == OP_EXT_REF)
529 sysroff_swap_rl_out (file, &rl);
530 }
531 }
532
533 static void
534 wr_object_body (struct coff_ofile *p)
535 {
536 int i;
537
538 for (i = 1; i < p->nsections; i++)
539 {
540 wr_sh (p, p->sections + i);
541 wr_ob (p, p->sections + i);
542 wr_rl (p, p->sections + i);
543 }
544 }
545
546 static void
547 wr_dps_start (struct coff_sfile *sfile,
548 struct coff_section *section ATTRIBUTE_UNUSED,
549 struct coff_scope *scope, int type, int nest)
550 {
551 struct IT_dps dps;
552
553 dps.end = 0;
554 dps.opt = 0;
555 dps.type = type;
556
557 if (scope->sec)
558 {
559 dps.san = scope->sec->number;
560 dps.address = scope->offset - find_base (sfile, scope->sec);
561 dps.block_size = scope->size;
562
563 if (debug)
564 {
565 printf ("DPS %s %d %x\n",
566 sfile->name,
567 nest,
568 dps.address);
569 }
570 }
571 else
572 {
573 dps.san = 0;
574 dps.address = 0;
575 dps.block_size = 0;
576 }
577
578 dps.nesting = nest;
579 dps.neg = 0x1001;
580 sysroff_swap_dps_out (file, &dps);
581 }
582
583 static void
584 wr_dps_end (struct coff_section *section ATTRIBUTE_UNUSED,
585 struct coff_scope *scope ATTRIBUTE_UNUSED, int type)
586 {
587 struct IT_dps dps;
588
589 dps.end = 1;
590 dps.type = type;
591 sysroff_swap_dps_out (file, &dps);
592 }
593
594 static int *
595 nints (int x)
596 {
597 return (int *) (xcalloc (sizeof (int), x));
598 }
599
600 static void
601 walk_tree_type_1 (struct coff_sfile *sfile, struct coff_symbol *symbol,
602 struct coff_type *type, int nest)
603 {
604 switch (type->type)
605 {
606 case coff_secdef_type:
607 case coff_basic_type:
608 {
609 struct IT_dbt dbt;
610
611 switch (type->u.basic)
612 {
613 case T_NULL:
614 case T_VOID:
615 dbt.btype = BTYPE_VOID;
616 dbt.sign = BTYPE_UNSPEC;
617 dbt.fptype = FPTYPE_NOTSPEC;
618 break;
619
620 case T_CHAR:
621 dbt.btype = BTYPE_CHAR;
622 dbt.sign = BTYPE_UNSPEC;
623 dbt.fptype = FPTYPE_NOTSPEC;
624 break;
625
626 case T_SHORT:
627 case T_INT:
628 case T_LONG:
629 dbt.btype = BTYPE_INT;
630 dbt.sign = SIGN_SIGNED;
631 dbt.fptype = FPTYPE_NOTSPEC;
632 break;
633
634 case T_FLOAT:
635 dbt.btype = BTYPE_FLOAT;
636 dbt.fptype = FPTYPE_SINGLE;
637 break;
638
639 case T_DOUBLE:
640 dbt.btype = BTYPE_FLOAT;
641 dbt.fptype = FPTYPE_DOUBLE;
642 break;
643
644 case T_LNGDBL:
645 dbt.btype = BTYPE_FLOAT;
646 dbt.fptype = FPTYPE_EXTENDED;
647 break;
648
649 case T_UCHAR:
650 dbt.btype = BTYPE_CHAR;
651 dbt.sign = SIGN_UNSIGNED;
652 dbt.fptype = FPTYPE_NOTSPEC;
653 break;
654
655 case T_USHORT:
656 case T_UINT:
657 case T_ULONG:
658 dbt.btype = BTYPE_INT;
659 dbt.sign = SIGN_UNSIGNED;
660 dbt.fptype = FPTYPE_NOTSPEC;
661 break;
662 }
663
664 dbt.bitsize = type->size;
665 dbt.neg = 0x1001;
666 sysroff_swap_dbt_out (file, &dbt);
667 break;
668 }
669
670 case coff_pointer_type:
671 {
672 struct IT_dpt dpt;
673
674 dpt.dunno = 0;
675 walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
676 dpt.neg = 0x1001;
677 sysroff_swap_dpt_out (file, &dpt);
678 break;
679 }
680
681 case coff_function_type:
682 {
683 struct IT_dfp dfp;
684 struct coff_symbol *param;
685
686 dfp.end = 0;
687 dfp.spare = 0;
688 dfp.nparams = type->u.function.parameters->nvars;
689 dfp.neg = 0x1001;
690
691 walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
692
693 sysroff_swap_dfp_out (file, &dfp);
694
695 for (param = type->u.function.parameters->vars_head;
696 param;
697 param = param->next)
698 walk_tree_symbol (sfile, 0, param, nest);
699
700 dfp.end = 1;
701 sysroff_swap_dfp_out (file, &dfp);
702 break;
703 }
704
705 case coff_structdef_type:
706 {
707 struct IT_dbt dbt;
708 struct IT_dds dds;
709 struct coff_symbol *member;
710
711 dds.spare = 0;
712 dbt.btype = BTYPE_STRUCT;
713 dbt.bitsize = type->size;
714 dbt.sign = SIGN_UNSPEC;
715 dbt.fptype = FPTYPE_NOTSPEC;
716 dbt.sid = get_member_id (type->u.astructdef.idx);
717 dbt.neg = 0x1001;
718 sysroff_swap_dbt_out (file, &dbt);
719 dds.end = 0;
720 dds.neg = 0x1001;
721 sysroff_swap_dds_out (file, &dds);
722
723 for (member = type->u.astructdef.elements->vars_head;
724 member;
725 member = member->next)
726 walk_tree_symbol (sfile, 0, member, nest + 1);
727
728 dds.end = 1;
729 sysroff_swap_dds_out (file, &dds);
730
731 }
732 break;
733
734 case coff_structref_type:
735 {
736 struct IT_dbt dbt;
737
738 dbt.btype = BTYPE_TAG;
739 dbt.bitsize = type->size;
740 dbt.sign = SIGN_UNSPEC;
741 dbt.fptype = FPTYPE_NOTSPEC;
742
743 if (type->u.astructref.ref)
744 dbt.sid = get_member_id (type->u.astructref.ref->number);
745 else
746 dbt.sid = 0;
747
748 dbt.neg = 0x1001;
749 sysroff_swap_dbt_out (file, &dbt);
750 }
751 break;
752
753 case coff_array_type:
754 {
755 struct IT_dar dar;
756 int j;
757 int dims = 1; /* Only output one dimension at a time. */
758
759 dar.dims = dims;
760 dar.variable = nints (dims);
761 dar.subtype = nints (dims);
762 dar.spare = nints (dims);
763 dar.max_variable = nints (dims);
764 dar.maxspare = nints (dims);
765 dar.max = nints (dims);
766 dar.min_variable = nints (dims);
767 dar.min = nints (dims);
768 dar.minspare = nints (dims);
769 dar.neg = 0x1001;
770 dar.length = type->size / type->u.array.dim;
771
772 for (j = 0; j < dims; j++)
773 {
774 dar.variable[j] = VARIABLE_FIXED;
775 dar.subtype[j] = SUB_INTEGER;
776 dar.spare[j] = 0;
777 dar.max_variable[j] = 0;
778 dar.max[j] = type->u.array.dim;
779 dar.min_variable[j] = 0;
780 dar.min[j] = 1; /* Why isn't this 0 ? */
781 }
782 walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
783 sysroff_swap_dar_out (file, &dar);
784 }
785 break;
786
787 case coff_enumdef_type:
788 {
789 struct IT_dbt dbt;
790 struct IT_den den;
791 struct coff_symbol *member;
792
793 dbt.btype = BTYPE_ENUM;
794 dbt.bitsize = type->size;
795 dbt.sign = SIGN_UNSPEC;
796 dbt.fptype = FPTYPE_NOTSPEC;
797 dbt.sid = get_member_id (type->u.aenumdef.idx);
798 dbt.neg = 0x1001;
799 sysroff_swap_dbt_out (file, &dbt);
800
801 den.end = 0;
802 den.neg = 0x1001;
803 den.spare = 0;
804 sysroff_swap_den_out (file, &den);
805
806 for (member = type->u.aenumdef.elements->vars_head;
807 member;
808 member = member->next)
809 walk_tree_symbol (sfile, 0, member, nest + 1);
810
811 den.end = 1;
812 sysroff_swap_den_out (file, &den);
813 }
814 break;
815
816 case coff_enumref_type:
817 {
818 struct IT_dbt dbt;
819
820 dbt.btype = BTYPE_TAG;
821 dbt.bitsize = type->size;
822 dbt.sign = SIGN_UNSPEC;
823 dbt.fptype = FPTYPE_NOTSPEC;
824 dbt.sid = get_member_id (type->u.aenumref.ref->number);
825 dbt.neg = 0x1001;
826 sysroff_swap_dbt_out (file, &dbt);
827 }
828 break;
829
830 default:
831 fatal (_("Unrecognised type: %d"), type->type);
832 }
833 }
834
835 /* Obsolete ?
836 static void
837 dty_start ()
838 {
839 struct IT_dty dty;
840 dty.end = 0;
841 dty.neg = 0x1001;
842 dty.spare = 0;
843 sysroff_swap_dty_out (file, &dty);
844 }
845
846 static void
847 dty_stop ()
848 {
849 struct IT_dty dty;
850 dty.end = 0;
851 dty.neg = 0x1001;
852 dty.end = 1;
853 sysroff_swap_dty_out (file, &dty);
854 }
855
856
857 static void
858 dump_tree_structure (sfile, symbol, type, nest)
859 struct coff_sfile *sfile;
860 struct coff_symbol *symbol;
861 struct coff_type *type;
862 int nest;
863 {
864 if (symbol->type->type == coff_function_type)
865 {
866
867
868 }
869
870 }
871 */
872
873 static void
874 walk_tree_type (struct coff_sfile *sfile, struct coff_symbol *symbol,
875 struct coff_type *type, int nest)
876 {
877 struct IT_dty dty;
878
879 dty.spare = 0;
880 dty.end = 0;
881 dty.neg = 0x1001;
882
883 if (symbol->type->type == coff_function_type)
884 {
885 sysroff_swap_dty_out (file, &dty);
886 walk_tree_type_1 (sfile, symbol, type, nest);
887 dty.end = 1;
888 sysroff_swap_dty_out (file, &dty);
889
890 wr_dps_start (sfile,
891 symbol->where->section,
892 symbol->type->u.function.code,
893 BLOCK_TYPE_FUNCTION, nest);
894 wr_dps_start (sfile, symbol->where->section,
895 symbol->type->u.function.code,
896 BLOCK_TYPE_BLOCK, nest);
897 walk_tree_scope (symbol->where->section,
898 sfile,
899 symbol->type->u.function.code,
900 nest + 1, BLOCK_TYPE_BLOCK);
901
902 wr_dps_end (symbol->where->section,
903 symbol->type->u.function.code,
904 BLOCK_TYPE_BLOCK);
905 wr_dps_end (symbol->where->section,
906 symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
907 }
908 else
909 {
910 sysroff_swap_dty_out (file, &dty);
911 walk_tree_type_1 (sfile, symbol, type, nest);
912 dty.end = 1;
913 sysroff_swap_dty_out (file, &dty);
914 }
915 }
916
917 static void
918 walk_tree_symbol (struct coff_sfile *sfile, struct coff_section *section ATTRIBUTE_UNUSED, struct coff_symbol *symbol, int nest)
919 {
920 struct IT_dsy dsy;
921
922 memset (&dsy, 0, sizeof(dsy));
923 dsy.nesting = nest;
924
925 switch (symbol->type->type)
926 {
927 case coff_function_type:
928 dsy.type = STYPE_FUNC;
929 dsy.assign = 1;
930 break;
931
932 case coff_structref_type:
933 case coff_pointer_type:
934 case coff_array_type:
935 case coff_basic_type:
936 case coff_enumref_type:
937 dsy.type = STYPE_VAR;
938 dsy.assign = 1;
939 break;
940
941 case coff_enumdef_type:
942 dsy.type = STYPE_TAG;
943 dsy.assign = 0;
944 dsy.magic = 2;
945 break;
946
947 case coff_structdef_type:
948 dsy.type = STYPE_TAG;
949 dsy.assign = 0;
950 dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
951 break;
952
953 case coff_secdef_type:
954 return;
955
956 default:
957 fatal (_("Unrecognised coff symbol type: %d"), symbol->type->type);
958 }
959
960 if (symbol->where->where == coff_where_member_of_struct)
961 {
962 dsy.assign = 0;
963 dsy.type = STYPE_MEMBER;
964 }
965
966 if (symbol->where->where == coff_where_member_of_enum)
967 {
968 dsy.type = STYPE_ENUM;
969 dsy.assign = 0;
970 dsy.evallen = 4;
971 dsy.evalue = symbol->where->offset;
972 }
973
974 if (symbol->type->type == coff_structdef_type
975 || symbol->where->where == coff_where_entag
976 || symbol->where->where == coff_where_strtag)
977 {
978 dsy.snumber = get_member_id (symbol->number);
979 }
980 else
981 {
982 dsy.snumber = get_ordinary_id (symbol->number);
983 }
984
985 dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
986
987 switch (symbol->visible->type)
988 {
989 case coff_vis_common:
990 case coff_vis_ext_def:
991 dsy.ainfo = AINFO_STATIC_EXT_DEF;
992 break;
993
994 case coff_vis_ext_ref:
995 dsy.ainfo = AINFO_STATIC_EXT_REF;
996 break;
997
998 case coff_vis_int_def:
999 dsy.ainfo = AINFO_STATIC_INT;
1000 break;
1001
1002 case coff_vis_auto:
1003 case coff_vis_autoparam:
1004 dsy.ainfo = AINFO_AUTO;
1005 break;
1006
1007 case coff_vis_register:
1008 case coff_vis_regparam:
1009 dsy.ainfo = AINFO_REG;
1010 break;
1011 break;
1012
1013 case coff_vis_tag:
1014 case coff_vis_member_of_struct:
1015 case coff_vis_member_of_enum:
1016 break;
1017
1018 default:
1019 fatal (_("Unrecognised coff symbol visibility: %d"), symbol->visible->type);
1020 }
1021
1022 dsy.dlength = symbol->type->size;
1023
1024 switch (symbol->where->where)
1025 {
1026 case coff_where_memory:
1027
1028 dsy.section = symbol->where->section->number;
1029 #ifdef FOOP
1030 dsy.section = 0;
1031 #endif
1032 break;
1033
1034 case coff_where_member_of_struct:
1035 case coff_where_member_of_enum:
1036 case coff_where_stack:
1037 case coff_where_register:
1038 case coff_where_unknown:
1039 case coff_where_strtag:
1040 case coff_where_entag:
1041 case coff_where_typedef:
1042 break;
1043
1044 default:
1045 fatal (_("Unrecognised coff symbol location: %d"), symbol->where->where);
1046 }
1047
1048 switch (symbol->where->where)
1049 {
1050 case coff_where_memory:
1051 dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1052 break;
1053
1054 case coff_where_stack:
1055 dsy.address = symbol->where->offset;
1056 break;
1057
1058 case coff_where_member_of_struct:
1059 if (symbol->where->bitsize)
1060 {
1061 int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1062 dsy.bitunit = 1;
1063 dsy.field_len = symbol->where->bitsize;
1064 dsy.field_off = (bits / 32) * 4;
1065 dsy.field_bitoff = bits % 32;
1066 }
1067 else
1068 {
1069 dsy.bitunit = 0;
1070
1071 dsy.field_len = symbol->type->size;
1072 dsy.field_off = symbol->where->offset;
1073 }
1074 break;
1075
1076 case coff_where_member_of_enum:
1077 /* dsy.bitunit = 0;
1078 dsy.field_len = symbol->type->size;
1079 dsy.field_off = symbol->where->offset; */
1080 break;
1081
1082 case coff_where_register:
1083 case coff_where_unknown:
1084 case coff_where_strtag:
1085 case coff_where_entag:
1086 case coff_where_typedef:
1087 break;
1088
1089 default:
1090 fatal (_("Unrecognised coff symbol location: %d"), symbol->where->where);
1091 }
1092
1093 if (symbol->where->where == coff_where_register)
1094 dsy.reg = rnames[symbol->where->offset];
1095
1096 switch (symbol->visible->type)
1097 {
1098 case coff_vis_common:
1099 /* We do this 'cause common C symbols are treated as extdefs. */
1100 case coff_vis_ext_def:
1101 case coff_vis_ext_ref:
1102 dsy.ename = symbol->name;
1103 break;
1104
1105 case coff_vis_regparam:
1106 case coff_vis_autoparam:
1107 dsy.type = STYPE_PARAMETER;
1108 break;
1109
1110 case coff_vis_int_def:
1111 case coff_vis_auto:
1112 case coff_vis_register:
1113 case coff_vis_tag:
1114 case coff_vis_member_of_struct:
1115 case coff_vis_member_of_enum:
1116 break;
1117
1118 default:
1119 fatal (_("Unrecognised coff symbol visibility: %d"), symbol->visible->type);
1120 }
1121
1122 dsy.sfn = 0;
1123 dsy.sln = 2;
1124 dsy.neg = 0x1001;
1125
1126 sysroff_swap_dsy_out (file, &dsy);
1127
1128 walk_tree_type (sfile, symbol, symbol->type, nest);
1129 }
1130
1131 static void
1132 walk_tree_scope (struct coff_section *section, struct coff_sfile *sfile, struct coff_scope *scope, int nest, int type)
1133 {
1134 struct coff_symbol *vars;
1135 struct coff_scope *child;
1136
1137 if (scope->vars_head
1138 || (scope->list_head && scope->list_head->vars_head))
1139 {
1140 wr_dps_start (sfile, section, scope, type, nest);
1141
1142 if (nest == 0)
1143 wr_globals (tree, sfile, nest + 1);
1144
1145 for (vars = scope->vars_head; vars; vars = vars->next)
1146 walk_tree_symbol (sfile, section, vars, nest);
1147
1148 for (child = scope->list_head; child; child = child->next)
1149 walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1150
1151 wr_dps_end (section, scope, type);
1152 }
1153 }
1154
1155 static void
1156 walk_tree_sfile (struct coff_section *section, struct coff_sfile *sfile)
1157 {
1158 walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1159 }
1160
1161 static void
1162 wr_program_structure (struct coff_ofile *p, struct coff_sfile *sfile)
1163 {
1164 if (p->nsections < 4)
1165 return;
1166 walk_tree_sfile (p->sections + 4, sfile);
1167 }
1168
1169 static void
1170 wr_du (struct coff_ofile *p, struct coff_sfile *sfile, int n)
1171 {
1172 struct IT_du du;
1173 int lim;
1174 int i;
1175 int j;
1176 unsigned int *lowest = (unsigned *) nints (p->nsections);
1177 unsigned int *highest = (unsigned *) nints (p->nsections);
1178
1179 du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1180 du.optimized = 0;
1181 du.stackfrmt = 0;
1182 du.spare = 0;
1183 du.unit = n;
1184 du.sections = p->nsections - 1;
1185 du.san = (int *) xcalloc (sizeof (int), du.sections);
1186 du.address = nints (du.sections);
1187 du.length = nints (du.sections);
1188
1189 for (i = 0; i < du.sections; i++)
1190 {
1191 lowest[i] = ~0;
1192 highest[i] = 0;
1193 }
1194
1195 lim = du.sections;
1196 for (j = 0; j < lim; j++)
1197 {
1198 int src = j;
1199 int dst = j;
1200
1201 du.san[dst] = dst;
1202
1203 if (sfile->section[src].init)
1204 {
1205 du.length[dst]
1206 = sfile->section[src].high - sfile->section[src].low + 1;
1207 du.address[dst]
1208 = sfile->section[src].low;
1209 }
1210 else
1211 {
1212 du.length[dst] = 0;
1213 du.address[dst] = 0;
1214 }
1215
1216 if (debug)
1217 {
1218 if (sfile->section[src].parent)
1219 {
1220 printf (" section %6s 0x%08x..0x%08x\n",
1221 sfile->section[src].parent->name,
1222 du.address[dst],
1223 du.address[dst] + du.length[dst] - 1);
1224 }
1225 }
1226
1227 du.sections = dst + 1;
1228 }
1229
1230 du.tool = "c_gcc";
1231 du.date = DATE;
1232
1233 sysroff_swap_du_out (file, &du);
1234 }
1235
1236 static void
1237 wr_dus (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile)
1238 {
1239 struct IT_dus dus;
1240
1241 dus.efn = 0x1001;
1242 dus.ns = 1; /* p->nsources; sac 14 jul 94 */
1243 dus.drb = nints (dus.ns);
1244 dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1245 dus.spare = nints (dus.ns);
1246 dus.ndir = 0;
1247 /* Find the filenames. */
1248 dus.drb[0] = 0;
1249 dus.fname[0] = sfile->name;
1250
1251 sysroff_swap_dus_out (file, &dus);
1252
1253 }
1254
1255 /* Find the offset of the .text section for this sfile in the
1256 .text section for the output file. */
1257
1258 static int
1259 find_base (struct coff_sfile *sfile, struct coff_section *section)
1260 {
1261 return sfile->section[section->number].low;
1262 }
1263
1264 static void
1265 wr_dln (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile,
1266 int n ATTRIBUTE_UNUSED)
1267 {
1268 /* Count up all the linenumbers */
1269
1270 struct coff_symbol *sy;
1271 int lc = 0;
1272 struct IT_dln dln;
1273
1274 int idx;
1275
1276 for (sy = sfile->scope->vars_head;
1277 sy;
1278 sy = sy->next)
1279 {
1280 struct coff_type *t = sy->type;
1281 if (t->type == coff_function_type)
1282 {
1283 struct coff_line *l = t->u.function.lines;
1284 if (l)
1285 lc += l->nlines;
1286 }
1287 }
1288
1289 dln.sfn = nints (lc);
1290 dln.sln = nints (lc);
1291 dln.cc = nints (lc);
1292 dln.section = nints (lc);
1293
1294 dln.from_address = nints (lc);
1295 dln.to_address = nints (lc);
1296
1297
1298 dln.neg = 0x1001;
1299
1300 dln.nln = lc;
1301
1302 /* Run through once more and fill up the structure */
1303 idx = 0;
1304 for (sy = sfile->scope->vars_head;
1305 sy;
1306 sy = sy->next)
1307 {
1308 if (sy->type->type == coff_function_type)
1309 {
1310 int i;
1311 struct coff_line *l = sy->type->u.function.lines;
1312 if (l)
1313 {
1314 int base = find_base (sfile, sy->where->section);
1315 for (i = 0; i < l->nlines; i++)
1316 {
1317 dln.section[idx] = sy->where->section->number;
1318 dln.sfn[idx] = 0;
1319 dln.sln[idx] = l->lines[i];
1320 dln.from_address[idx] =
1321 l->addresses[i] + sy->where->section->address - base;
1322 dln.cc[idx] = 0;
1323 if (idx)
1324 dln.to_address[idx - 1] = dln.from_address[idx];
1325 idx++;
1326
1327 }
1328 dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1329 }
1330 }
1331 }
1332 if (lc)
1333 sysroff_swap_dln_out (file, &dln);
1334 }
1335
1336 /* Write the global symbols out to the debug info. */
1337
1338 static void
1339 wr_globals (struct coff_ofile *p, struct coff_sfile *sfile,
1340 int n ATTRIBUTE_UNUSED)
1341 {
1342 struct coff_symbol *sy;
1343
1344 for (sy = p->symbol_list_head;
1345 sy;
1346 sy = sy->next_in_ofile_list)
1347 {
1348 if (sy->visible->type == coff_vis_ext_def
1349 || sy->visible->type == coff_vis_ext_ref)
1350 {
1351 /* Only write out symbols if they belong to
1352 the current source file. */
1353 if (sy->sfile == sfile)
1354 walk_tree_symbol (sfile, 0, sy, 0);
1355 }
1356 }
1357 }
1358
1359 static void
1360 wr_debug (struct coff_ofile *p)
1361 {
1362 struct coff_sfile *sfile;
1363 int n = 0;
1364
1365 for (sfile = p->source_head;
1366 sfile;
1367 sfile = sfile->next)
1368 {
1369 if (debug)
1370 printf ("%s\n", sfile->name);
1371
1372 wr_du (p, sfile, n);
1373 wr_dus (p, sfile);
1374 wr_program_structure (p, sfile);
1375 wr_dln (p, sfile, n);
1376 n++;
1377 }
1378 }
1379
1380 static void
1381 wr_cs (void)
1382 {
1383 /* It seems that the CS struct is not normal - the size is wrong
1384 heres one I prepared earlier. */
1385 static char b[] =
1386 {
1387 0x80, /* IT */
1388 0x21, /* RL */
1389 0x00, /* number of chars in variable length part */
1390 0x80, /* hd */
1391 0x00, /* hs */
1392 0x80, /* un */
1393 0x00, /* us */
1394 0x80, /* sc */
1395 0x00, /* ss */
1396 0x80, /* er */
1397 0x80, /* ed */
1398 0x80, /* sh */
1399 0x80, /* ob */
1400 0x80, /* rl */
1401 0x80, /* du */
1402 0x80, /* dps */
1403 0x80, /* dsy */
1404 0x80, /* dty */
1405 0x80, /* dln */
1406 0x80, /* dso */
1407 0x80, /* dus */
1408 0x00, /* dss */
1409 0x80, /* dbt */
1410 0x00, /* dpp */
1411 0x80, /* dfp */
1412 0x80, /* den */
1413 0x80, /* dds */
1414 0x80, /* dar */
1415 0x80, /* dpt */
1416 0x00, /* dul */
1417 0x00, /* dse */
1418 0x00, /* dot */
1419 0xDE /* CS */
1420 };
1421
1422 if (fwrite (b, sizeof (b), 1, file) != 1)
1423 /* FIXME: Return error status. */
1424 fatal (_("Failed to write CS struct"));
1425 }
1426
1427 /* Write out the SC records for a unit. Create an SC
1428 for all the sections which appear in the output file, even
1429 if there isn't an equivalent one on the input. */
1430
1431 static int
1432 wr_sc (struct coff_ofile *ptr, struct coff_sfile *sfile)
1433 {
1434 int i;
1435 int scount = 0;
1436 /* First work out the total number of sections. */
1437 int total_sec = ptr->nsections;
1438 struct myinfo
1439 {
1440 struct coff_section *sec;
1441 struct coff_symbol *symbol;
1442 };
1443 struct coff_symbol *symbol;
1444 struct myinfo *info
1445 = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1446
1447
1448 for (i = 0; i < total_sec; i++)
1449 {
1450 info[i].sec = ptr->sections + i;
1451 info[i].symbol = 0;
1452 }
1453
1454 for (symbol = sfile->scope->vars_head;
1455 symbol;
1456 symbol = symbol->next)
1457 {
1458
1459 if (symbol->type->type == coff_secdef_type)
1460 {
1461 for (i = 0; i < total_sec; i++)
1462 {
1463 if (symbol->where->section == info[i].sec)
1464 {
1465 info[i].symbol = symbol;
1466 break;
1467 }
1468 }
1469 }
1470 }
1471
1472 /* Now output all the section info, and fake up some stuff for sections
1473 we don't have. */
1474 for (i = 1; i < total_sec; i++)
1475 {
1476 struct IT_sc sc;
1477 char *name;
1478
1479 symbol = info[i].symbol;
1480 sc.spare = 0;
1481 sc.spare1 = 0;
1482
1483 if (!symbol)
1484 {
1485 /* Don't have a symbol set aside for this section, which means
1486 that nothing in this file does anything for the section. */
1487 sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1488 sc.addr = 0;
1489 sc.length = 0;
1490 name = info[i].sec->name;
1491 }
1492 else
1493 {
1494 if (bfd_get_file_flags (abfd) & EXEC_P)
1495 {
1496 sc.format = 0;
1497 sc.addr = symbol->where->offset;
1498 }
1499 else
1500 {
1501 sc.format = 1;
1502 sc.addr = 0;
1503 }
1504 sc.length = symbol->type->size;
1505 name = symbol->name;
1506 }
1507
1508 sc.align = 4;
1509 sc.concat = CONCAT_SIMPLE;
1510 sc.read = 3;
1511 sc.write = 3;
1512 sc.exec = 3;
1513 sc.init = 3;
1514 sc.mode = 3;
1515 sc.spare = 0;
1516 sc.segadd = 0;
1517 sc.spare1 = 0; /* If not zero, then it doesn't work. */
1518 sc.name = section_translate (name);
1519
1520 if (strlen (sc.name) == 1)
1521 {
1522 switch (sc.name[0])
1523 {
1524 case 'D':
1525 case 'B':
1526 sc.contents = CONTENTS_DATA;
1527 break;
1528
1529 default:
1530 sc.contents = CONTENTS_CODE;
1531 }
1532 }
1533 else
1534 {
1535 sc.contents = CONTENTS_CODE;
1536 }
1537
1538 sysroff_swap_sc_out (file, &sc);
1539 scount++;
1540 }
1541 free (info);
1542 return scount;
1543 }
1544
1545 /* Write out the ER records for a unit. */
1546
1547 static void
1548 wr_er (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1549 int first)
1550 {
1551 int idx = 0;
1552 struct coff_symbol *sym;
1553
1554 if (first)
1555 {
1556 for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1557 {
1558 if (sym->visible->type == coff_vis_ext_ref)
1559 {
1560 struct IT_er er;
1561
1562 er.spare = 0;
1563 er.type = ER_NOTSPEC;
1564 er.name = sym->name;
1565 sysroff_swap_er_out (file, &er);
1566 sym->er_number = idx++;
1567 }
1568 }
1569 }
1570 }
1571
1572 /* Write out the ED records for a unit. */
1573
1574 static void
1575 wr_ed (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1576 int first)
1577 {
1578 struct coff_symbol *s;
1579
1580 if (first)
1581 {
1582 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1583 {
1584 if (s->visible->type == coff_vis_ext_def
1585 || s->visible->type == coff_vis_common)
1586 {
1587 struct IT_ed ed;
1588
1589 ed.section = s->where->section->number;
1590 ed.spare = 0;
1591
1592 if (s->where->section->data)
1593 {
1594 ed.type = ED_TYPE_DATA;
1595 }
1596 else if (s->where->section->code & SEC_CODE)
1597 {
1598 ed.type = ED_TYPE_ENTRY;
1599 }
1600 else
1601 {
1602 ed.type = ED_TYPE_NOTSPEC;
1603 ed.type = ED_TYPE_DATA;
1604 }
1605
1606 ed.address = s->where->offset - s->where->section->address;
1607 ed.name = s->name;
1608 sysroff_swap_ed_out (file, &ed);
1609 }
1610 }
1611 }
1612 }
1613
1614 static void
1615 wr_unit_info (struct coff_ofile *ptr)
1616 {
1617 struct coff_sfile *sfile;
1618 int first = 1;
1619
1620 for (sfile = ptr->source_head;
1621 sfile;
1622 sfile = sfile->next)
1623 {
1624 long p1;
1625 long p2;
1626 int nsecs;
1627
1628 p1 = ftell (file);
1629 wr_un (ptr, sfile, first, 0);
1630 nsecs = wr_sc (ptr, sfile);
1631 p2 = ftell (file);
1632 fseek (file, p1, SEEK_SET);
1633 wr_un (ptr, sfile, first, nsecs);
1634 fseek (file, p2, SEEK_SET);
1635 wr_er (ptr, sfile, first);
1636 wr_ed (ptr, sfile, first);
1637 first = 0;
1638 }
1639 }
1640
1641 static void
1642 wr_module (struct coff_ofile *p)
1643 {
1644 wr_cs ();
1645 wr_hd (p);
1646 wr_unit_info (p);
1647 wr_object_body (p);
1648 wr_debug (p);
1649 wr_tr ();
1650 }
1651
1652 static int
1653 align (int x)
1654 {
1655 return (x + 3) & ~3;
1656 }
1657
1658 /* Find all the common variables and turn them into
1659 ordinary defs - dunno why, but thats what hitachi does with 'em. */
1660
1661 static void
1662 prescan (struct coff_ofile *otree)
1663 {
1664 struct coff_symbol *s;
1665 struct coff_section *common_section;
1666
1667 if (otree->nsections < 3)
1668 return;
1669
1670 /* Find the common section - always section 3. */
1671 common_section = otree->sections + 3;
1672
1673 for (s = otree->symbol_list_head;
1674 s;
1675 s = s->next_in_ofile_list)
1676 {
1677 if (s->visible->type == coff_vis_common)
1678 {
1679 struct coff_where *w = s->where;
1680 /* s->visible->type = coff_vis_ext_def; leave it as common */
1681 common_section->size = align (common_section->size);
1682 w->offset = common_section->size + common_section->address;
1683 w->section = common_section;
1684 common_section->size += s->type->size;
1685 common_section->size = align (common_section->size);
1686 }
1687 }
1688 }
1689
1690 char *program_name;
1691
1692 ATTRIBUTE_NORETURN static void
1693 show_usage (FILE *ffile, int status)
1694 {
1695 fprintf (ffile, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name);
1696 fprintf (ffile, _("Convert a COFF object file into a SYSROFF object file\n"));
1697 fprintf (ffile, _(" The options are:\n\
1698 -q --quick (Obsolete - ignored)\n\
1699 -n --noprescan Do not perform a scan to convert commons into defs\n\
1700 -d --debug Display information about what is being done\n\
1701 @<file> Read options from <file>\n\
1702 -h --help Display this information\n\
1703 -v --version Print the program's version number\n"));
1704
1705 if (REPORT_BUGS_TO[0] && status == 0)
1706 fprintf (ffile, _("Report bugs to %s\n"), REPORT_BUGS_TO);
1707 exit (status);
1708 }
1709
1710 int
1711 main (int ac, char **av)
1712 {
1713 int opt;
1714 static struct option long_options[] =
1715 {
1716 {"debug", no_argument, 0, 'd'},
1717 {"quick", no_argument, 0, 'q'},
1718 {"noprescan", no_argument, 0, 'n'},
1719 {"help", no_argument, 0, 'h'},
1720 {"version", no_argument, 0, 'V'},
1721 {NULL, no_argument, 0, 0}
1722 };
1723 char **matching;
1724 char *input_file;
1725 char *output_file;
1726
1727 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1728 setlocale (LC_MESSAGES, "");
1729 #endif
1730 #if defined (HAVE_SETLOCALE)
1731 setlocale (LC_CTYPE, "");
1732 #endif
1733 bindtextdomain (PACKAGE, LOCALEDIR);
1734 textdomain (PACKAGE);
1735
1736 program_name = av[0];
1737 xmalloc_set_program_name (program_name);
1738 bfd_set_error_program_name (program_name);
1739
1740 expandargv (&ac, &av);
1741
1742 while ((opt = getopt_long (ac, av, "dHhVvqn", long_options,
1743 (int *) NULL))
1744 != EOF)
1745 {
1746 switch (opt)
1747 {
1748 case 'q':
1749 quick = 1;
1750 break;
1751 case 'n':
1752 noprescan = 1;
1753 break;
1754 case 'd':
1755 debug = 1;
1756 break;
1757 case 'H':
1758 case 'h':
1759 show_usage (stdout, 0);
1760 /*NOTREACHED */
1761 case 'v':
1762 case 'V':
1763 print_version ("srconv");
1764 exit (0);
1765 /*NOTREACHED */
1766 case 0:
1767 break;
1768 default:
1769 show_usage (stderr, 1);
1770 /*NOTREACHED */
1771 }
1772 }
1773
1774 /* The input and output files may be named on the command line. */
1775 output_file = NULL;
1776 if (optind < ac)
1777 {
1778 input_file = av[optind];
1779 ++optind;
1780 if (optind < ac)
1781 {
1782 output_file = av[optind];
1783 ++optind;
1784 if (optind < ac)
1785 show_usage (stderr, 1);
1786 if (filename_cmp (input_file, output_file) == 0)
1787 {
1788 fatal (_("input and output files must be different"));
1789 }
1790 }
1791 }
1792 else
1793 input_file = 0;
1794
1795 if (!input_file)
1796 {
1797 fatal (_("no input file specified"));
1798 }
1799
1800 if (!output_file)
1801 {
1802 /* Take a .o off the input file and stick on a .obj. If
1803 it doesn't end in .o, then stick a .obj on anyway */
1804
1805 int len = strlen (input_file);
1806
1807 output_file = xmalloc (len + 5);
1808 strcpy (output_file, input_file);
1809
1810 if (len > 3
1811 && output_file[len - 2] == '.'
1812 && output_file[len - 1] == 'o')
1813 {
1814 output_file[len] = 'b';
1815 output_file[len + 1] = 'j';
1816 output_file[len + 2] = 0;
1817 }
1818 else
1819 {
1820 strcat (output_file, ".obj");
1821 }
1822 }
1823
1824 abfd = bfd_openr (input_file, 0);
1825
1826 if (!abfd)
1827 bfd_fatal (input_file);
1828
1829 if (!bfd_check_format_matches (abfd, bfd_object, &matching))
1830 {
1831 bfd_nonfatal (input_file);
1832
1833 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
1834 {
1835 list_matching_formats (matching);
1836 free (matching);
1837 }
1838 exit (1);
1839 }
1840
1841 file = fopen (output_file, FOPEN_WB);
1842
1843 if (!file)
1844 fatal (_("unable to open output file %s"), output_file);
1845
1846 if (debug)
1847 printf ("ids %d %d\n", base1, base2);
1848
1849 tree = coff_grok (abfd);
1850 if (tree)
1851 {
1852 if (!noprescan)
1853 prescan (tree);
1854
1855 wr_module (tree);
1856 }
1857 return 0;
1858 }
The GNU Binutils are a collection of binary tools.