bfd/
[binutils.git] / binutils / srconv.c
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1 /* srconv.c -- Sysroff conversion program
2 Copyright 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
3 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
5 This file is part of GNU Binutils.
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 3 of the License, or
10 (at your option) any later version.
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.
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., 51 Franklin Street - Fifth Floor, Boston, MA
20 02110-1301, USA. */
22 /* Written by Steve Chamberlain (sac@cygnus.com)
24 This program can be used to convert a coff object file
25 into a Hitachi OM/LM (Sysroff) format.
27 All debugging information is preserved */
29 #include "sysdep.h"
30 #include "bfd.h"
31 #include "bucomm.h"
32 #include "sysroff.h"
33 #include "coffgrok.h"
34 #include "libiberty.h"
35 #include "filenames.h"
36 #include "getopt.h"
38 #include "coff/internal.h"
39 #include "../bfd/libcoff.h"
41 /*#define FOOP1 1 */
43 static int addrsize;
44 static char *toolname;
45 static char **rnames;
47 static int get_member_id (int);
48 static int get_ordinary_id (int);
49 static char *section_translate (char *);
50 static char *strip_suffix (const char *);
51 static void checksum (FILE *, unsigned char *, int, int);
52 static void writeINT (int, unsigned char *, int *, int, FILE *);
53 static void writeBITS (int, unsigned char *, int *, int);
54 static void writeBARRAY (barray, unsigned char *, int *, int, FILE *);
55 static void writeCHARS (char *, unsigned char *, int *, int, FILE *);
56 static void wr_tr (void);
57 static void wr_un (struct coff_ofile *, struct coff_sfile *, int, int);
58 static void wr_hd (struct coff_ofile *);
59 static void wr_sh (struct coff_ofile *, struct coff_section *);
60 static void wr_ob (struct coff_ofile *, struct coff_section *);
61 static void wr_rl (struct coff_ofile *, struct coff_section *);
62 static void wr_object_body (struct coff_ofile *);
63 static void wr_dps_start
64 (struct coff_sfile *, struct coff_section *, struct coff_scope *, int, int);
65 static void wr_dps_end (struct coff_section *, struct coff_scope *, int);
66 static int *nints (int);
67 static void walk_tree_type_1
68 (struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
69 static void walk_tree_type
70 (struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
71 static void walk_tree_symbol
72 (struct coff_sfile *, struct coff_section *, struct coff_symbol *, int);
73 static void walk_tree_scope
74 (struct coff_section *, struct coff_sfile *, struct coff_scope *, int, int);
75 static void walk_tree_sfile (struct coff_section *, struct coff_sfile *);
76 static void wr_program_structure (struct coff_ofile *, struct coff_sfile *);
77 static void wr_du (struct coff_ofile *, struct coff_sfile *, int);
78 static void wr_dus (struct coff_ofile *, struct coff_sfile *);
79 static int find_base (struct coff_sfile *, struct coff_section *);
80 static void wr_dln (struct coff_ofile *, struct coff_sfile *, int);
81 static void wr_globals (struct coff_ofile *, struct coff_sfile *, int);
82 static void wr_debug (struct coff_ofile *);
83 static void wr_cs (void);
84 static int wr_sc (struct coff_ofile *, struct coff_sfile *);
85 static void wr_er (struct coff_ofile *, struct coff_sfile *, int);
86 static void wr_ed (struct coff_ofile *, struct coff_sfile *, int);
87 static void wr_unit_info (struct coff_ofile *);
88 static void wr_module (struct coff_ofile *);
89 static int align (int);
90 static void prescan (struct coff_ofile *);
91 static void show_usage (FILE *, int);
92 extern int main (int, char **);
94 static FILE *file;
95 static bfd *abfd;
96 static int debug = 0;
97 static int quick = 0;
98 static int noprescan = 0;
99 static struct coff_ofile *tree;
100 /* Obsolete ??
101 static int absolute_p;
104 static int segmented_p;
105 static int code;
107 static int ids1[20000];
108 static int ids2[20000];
110 static int base1 = 0x18;
111 static int base2 = 0x2018;
113 static int
114 get_member_id (int x)
116 if (ids2[x])
117 return ids2[x];
119 ids2[x] = base2++;
120 return ids2[x];
123 static int
124 get_ordinary_id (int x)
126 if (ids1[x])
127 return ids1[x];
129 ids1[x] = base1++;
130 return ids1[x];
132 static char *
133 section_translate (char *n)
135 if (strcmp (n, ".text") == 0)
136 return "P";
137 if (strcmp (n, ".data") == 0)
138 return "D";
139 if (strcmp (n, ".bss") == 0)
140 return "B";
141 return n;
144 #define DATE "940201073000"; /* Just a time on my birthday */
146 static char *
147 strip_suffix (const char *name)
149 int i;
150 char *res;
152 for (i = 0; name[i] != 0 && name[i] != '.'; i++)
154 res = (char *) xmalloc (i + 1);
155 memcpy (res, name, i);
156 res[i] = 0;
157 return res;
160 /* IT LEN stuff CS */
161 static void
162 checksum (FILE *ffile, unsigned char *ptr, int size, int ccode)
164 int j;
165 int last;
166 int sum = 0;
167 int bytes = size / 8;
169 last = !(ccode & 0xff00);
170 if (size & 0x7)
171 abort ();
172 ptr[0] = ccode | (last ? 0x80 : 0);
173 ptr[1] = bytes + 1;
175 for (j = 0; j < bytes; j++)
176 sum += ptr[j];
178 /* Glue on a checksum too. */
179 ptr[bytes] = ~sum;
180 if (fwrite (ptr, bytes + 1, 1, ffile) != 1)
181 /* FIXME: Return error status. */
182 abort ();
186 static void
187 writeINT (int n, unsigned char *ptr, int *idx, int size, FILE *ffile)
189 int byte = *idx / 8;
191 if (size == -2)
192 size = addrsize;
193 else if (size == -1)
194 size = 0;
196 if (byte > 240)
198 /* Lets write out that record and do another one. */
199 checksum (ffile, ptr, *idx, code | 0x1000);
200 *idx = 16;
201 byte = *idx / 8;
204 switch (size)
206 case 0:
207 break;
208 case 1:
209 ptr[byte] = n;
210 break;
211 case 2:
212 ptr[byte + 0] = n >> 8;
213 ptr[byte + 1] = n;
214 break;
215 case 4:
216 ptr[byte + 0] = n >> 24;
217 ptr[byte + 1] = n >> 16;
218 ptr[byte + 2] = n >> 8;
219 ptr[byte + 3] = n >> 0;
220 break;
221 default:
222 abort ();
224 *idx += size * 8;
227 static void
228 writeBITS (int val, unsigned char *ptr, int *idx, int size)
230 int byte = *idx / 8;
231 int bit = *idx % 8;
232 int old;
234 *idx += size;
236 old = ptr[byte];
237 /* Turn off all about to change bits. */
238 old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
239 /* Turn on the bits we want. */
240 old |= (val & ((1 << size) - 1)) << (8 - bit - size);
241 ptr[byte] = old;
244 static void
245 writeBARRAY (barray data, unsigned char *ptr, int *idx,
246 int size ATTRIBUTE_UNUSED, FILE *ffile)
248 int i;
250 writeINT (data.len, ptr, idx, 1, ffile);
251 for (i = 0; i < data.len; i++)
252 writeINT (data.data[i], ptr, idx, 1, ffile);
255 static void
256 writeCHARS (char *string, unsigned char *ptr, int *idx, int size, FILE *ffile)
258 int i = *idx / 8;
260 if (i > 240)
262 /* Lets write out that record and do another one. */
263 checksum (ffile, ptr, *idx, code | 0x1000);
264 *idx = 16;
265 i = *idx / 8;
268 if (size == 0)
270 /* Variable length string. */
271 size = strlen (string);
272 ptr[i++] = size;
275 /* BUG WAITING TO HAPPEN. */
276 memcpy (ptr + i, string, size);
277 i += size;
278 *idx = i * 8;
281 #define SYSROFF_SWAP_OUT
282 #include "sysroff.c"
284 static char *rname_sh[] =
286 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
289 static char *rname_h8300[] =
291 "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
294 static void
295 wr_tr (void)
297 /* The TR block is not normal - it doesn't have any contents. */
299 static char b[] =
301 0xff, /* IT */
302 0x03, /* RL */
303 0xfd, /* CS */
306 if (fwrite (b, sizeof (b), 1, file) != 1)
307 /* FIXME: Return error status. */
308 abort ();
311 static void
312 wr_un (struct coff_ofile *ptr, struct coff_sfile *sfile, int first,
313 int nsecs ATTRIBUTE_UNUSED)
315 struct IT_un un;
316 struct coff_symbol *s;
318 un.spare1 = 0;
320 if (bfd_get_file_flags (abfd) & EXEC_P)
321 un.format = FORMAT_LM;
322 else
323 un.format = FORMAT_OM;
324 un.spare1 = 0;
326 /* Don't count the abs section. */
327 un.nsections = ptr->nsections - 1;
329 un.nextdefs = 0;
330 un.nextrefs = 0;
331 /* Count all the undefined and defined variables with global scope. */
333 if (first)
335 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
337 if (s->visible->type == coff_vis_ext_def
338 || s->visible->type == coff_vis_common)
339 un.nextdefs++;
341 if (s->visible->type == coff_vis_ext_ref)
342 un.nextrefs++;
345 un.tool = toolname;
346 un.tcd = DATE;
347 un.linker = "L_GX00";
348 un.lcd = DATE;
349 un.name = sfile->name;
350 sysroff_swap_un_out (file, &un);
353 static void
354 wr_hd (struct coff_ofile *p)
356 struct IT_hd hd;
358 hd.spare1 = 0;
359 if (bfd_get_file_flags (abfd) & EXEC_P)
360 hd.mt = MTYPE_ABS_LM;
361 else
362 hd.mt = MTYPE_OMS_OR_LMS;
364 hd.cd = DATE;
366 hd.nu = p->nsources; /* Always one unit */
367 hd.code = 0; /* Always ASCII */
368 hd.ver = "0200"; /* Version 2.00 */
370 switch (bfd_get_arch (abfd))
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))
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();
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 ();
419 if (! (bfd_get_file_flags(abfd) & EXEC_P))
421 hd.ep = 0;
423 else
425 hd.ep = 1;
426 hd.uan = 0;
427 hd.sa = 0;
428 hd.sad = 0;
429 hd.address = bfd_get_start_address (abfd);
432 hd.os = "";
433 hd.sys = "";
434 hd.mn = strip_suffix (bfd_get_filename (abfd));
436 sysroff_swap_hd_out (file, &hd);
440 static void
441 wr_sh (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *sec)
443 struct IT_sh sh;
444 sh.unit = 0;
445 sh.section = sec->number;
446 #ifdef FOOP1
447 sh.section = 0;
448 #endif
449 sysroff_swap_sh_out (file, &sh);
453 static void
454 wr_ob (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *section)
456 bfd_size_type i;
457 int first = 1;
458 unsigned char stuff[200];
460 i = 0;
461 while (i < bfd_get_section_size (section->bfd_section))
463 struct IT_ob ob;
464 int todo = 200; /* Copy in 200 byte lumps. */
466 ob.spare = 0;
467 if (i + todo > bfd_get_section_size (section->bfd_section))
468 todo = bfd_get_section_size (section->bfd_section) - i;
470 if (first)
472 ob.saf = 1;
473 if (bfd_get_file_flags (abfd) & EXEC_P)
474 ob.address = section->address;
475 else
476 ob.address = 0;
478 first = 0;
480 else
482 ob.saf = 0;
485 ob.cpf = 0; /* Never compress. */
486 ob.data.len = todo;
487 bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
488 ob.data.data = stuff;
489 sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
490 i += todo;
493 /* Now fill the rest with blanks. */
494 while (i < (bfd_size_type) section->size)
496 struct IT_ob ob;
497 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;
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;
511 /* Now fill the rest with blanks. */
514 static void
515 wr_rl (struct coff_ofile *ptr ATTRIBUTE_UNUSED, struct coff_section *sec)
517 int nr = sec->nrelocs;
518 int i;
520 for (i = 0; i < nr; i++)
522 struct coff_reloc *r = sec->relocs + i;
523 struct coff_symbol *ref;
524 struct IT_rl rl;
526 rl.apol = 0;
527 rl.boundary = 0;
528 rl.segment = 1;
529 rl.sign = 0;
530 rl.check = 0;
531 rl.addr = r->offset;
532 rl.bitloc = 0;
533 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)
539 rl.bcount = 4; /* Always 4 for us. */
540 rl.op = OP_EXT_REF;
541 rl.symn = ref->er_number;
543 else if (ref->visible->type == coff_vis_common)
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;
553 else
555 rl.bcount = 11; /* Always 11 for us. */
556 rl.op = OP_SEC_REF;
557 rl.secn = ref->where->section->number;
558 rl.copcode_is_3 = 3;
559 rl.alength_is_4 = 4;
560 rl.addend = -ref->where->section->address;
561 rl.aopcode_is_0x20 = 0x20;
564 rl.end = 0xff;
566 if ( rl.op == OP_SEC_REF
567 || rl.op == OP_EXT_REF)
568 sysroff_swap_rl_out (file, &rl);
572 static void
573 wr_object_body (struct coff_ofile *p)
575 int i;
577 for (i = 1; i < p->nsections; i++)
579 wr_sh (p, p->sections + i);
580 wr_ob (p, p->sections + i);
581 wr_rl (p, p->sections + i);
585 static void
586 wr_dps_start (struct coff_sfile *sfile,
587 struct coff_section *section ATTRIBUTE_UNUSED,
588 struct coff_scope *scope, int type, int nest)
590 struct IT_dps dps;
592 dps.end = 0;
593 dps.opt = 0;
594 dps.type = type;
596 if (scope->sec)
598 dps.san = scope->sec->number;
599 dps.address = scope->offset - find_base (sfile, scope->sec);
600 dps.block_size = scope->size;
602 if (debug)
604 printf ("DPS %s %d %x\n",
605 sfile->name,
606 nest,
607 dps.address);
610 else
612 dps.san = 0;
613 dps.address = 0;
614 dps.block_size = 0;
617 dps.nesting = nest;
618 dps.neg = 0x1001;
619 sysroff_swap_dps_out (file, &dps);
622 static void
623 wr_dps_end (struct coff_section *section ATTRIBUTE_UNUSED,
624 struct coff_scope *scope ATTRIBUTE_UNUSED, int type)
626 struct IT_dps dps;
628 dps.end = 1;
629 dps.type = type;
630 sysroff_swap_dps_out (file, &dps);
633 static int *
634 nints (int x)
636 return (int *) (xcalloc (sizeof (int), x));
639 static void
640 walk_tree_type_1 (struct coff_sfile *sfile, struct coff_symbol *symbol,
641 struct coff_type *type, int nest)
643 switch (type->type)
645 case coff_secdef_type:
646 case coff_basic_type:
648 struct IT_dbt dbt;
650 switch (type->u.basic)
652 case T_NULL:
653 case T_VOID:
654 dbt.btype = BTYPE_VOID;
655 dbt.sign = BTYPE_UNSPEC;
656 dbt.fptype = FPTYPE_NOTSPEC;
657 break;
659 case T_CHAR:
660 dbt.btype = BTYPE_CHAR;
661 dbt.sign = BTYPE_UNSPEC;
662 dbt.fptype = FPTYPE_NOTSPEC;
663 break;
665 case T_SHORT:
666 case T_INT:
667 case T_LONG:
668 dbt.btype = BTYPE_INT;
669 dbt.sign = SIGN_SIGNED;
670 dbt.fptype = FPTYPE_NOTSPEC;
671 break;
673 case T_FLOAT:
674 dbt.btype = BTYPE_FLOAT;
675 dbt.fptype = FPTYPE_SINGLE;
676 break;
678 case T_DOUBLE:
679 dbt.btype = BTYPE_FLOAT;
680 dbt.fptype = FPTYPE_DOUBLE;
681 break;
683 case T_LNGDBL:
684 dbt.btype = BTYPE_FLOAT;
685 dbt.fptype = FPTYPE_EXTENDED;
686 break;
688 case T_UCHAR:
689 dbt.btype = BTYPE_CHAR;
690 dbt.sign = SIGN_UNSIGNED;
691 dbt.fptype = FPTYPE_NOTSPEC;
692 break;
694 case T_USHORT:
695 case T_UINT:
696 case T_ULONG:
697 dbt.btype = BTYPE_INT;
698 dbt.sign = SIGN_UNSIGNED;
699 dbt.fptype = FPTYPE_NOTSPEC;
700 break;
703 dbt.bitsize = type->size;
704 dbt.neg = 0x1001;
705 sysroff_swap_dbt_out (file, &dbt);
706 break;
709 case coff_pointer_type:
711 struct IT_dpt dpt;
713 dpt.dunno = 0;
714 walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
715 dpt.neg = 0x1001;
716 sysroff_swap_dpt_out (file, &dpt);
717 break;
720 case coff_function_type:
722 struct IT_dfp dfp;
723 struct coff_symbol *param;
725 dfp.end = 0;
726 dfp.spare = 0;
727 dfp.nparams = type->u.function.parameters->nvars;
728 dfp.neg = 0x1001;
730 walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
732 sysroff_swap_dfp_out (file, &dfp);
734 for (param = type->u.function.parameters->vars_head;
735 param;
736 param = param->next)
737 walk_tree_symbol (sfile, 0, param, nest);
739 dfp.end = 1;
740 sysroff_swap_dfp_out (file, &dfp);
741 break;
744 case coff_structdef_type:
746 struct IT_dbt dbt;
747 struct IT_dds dds;
748 struct coff_symbol *member;
750 dds.spare = 0;
751 dbt.btype = BTYPE_STRUCT;
752 dbt.bitsize = type->size;
753 dbt.sign = SIGN_UNSPEC;
754 dbt.fptype = FPTYPE_NOTSPEC;
755 dbt.sid = get_member_id (type->u.astructdef.idx);
756 dbt.neg = 0x1001;
757 sysroff_swap_dbt_out (file, &dbt);
758 dds.end = 0;
759 dds.neg = 0x1001;
760 sysroff_swap_dds_out (file, &dds);
762 for (member = type->u.astructdef.elements->vars_head;
763 member;
764 member = member->next)
765 walk_tree_symbol (sfile, 0, member, nest + 1);
767 dds.end = 1;
768 sysroff_swap_dds_out (file, &dds);
771 break;
773 case coff_structref_type:
775 struct IT_dbt dbt;
777 dbt.btype = BTYPE_TAG;
778 dbt.bitsize = type->size;
779 dbt.sign = SIGN_UNSPEC;
780 dbt.fptype = FPTYPE_NOTSPEC;
782 if (type->u.astructref.ref)
783 dbt.sid = get_member_id (type->u.astructref.ref->number);
784 else
785 dbt.sid = 0;
787 dbt.neg = 0x1001;
788 sysroff_swap_dbt_out (file, &dbt);
790 break;
792 case coff_array_type:
794 struct IT_dar dar;
795 int j;
796 int dims = 1; /* Only output one dimension at a time. */
798 dar.dims = dims;
799 dar.variable = nints (dims);
800 dar.subtype = nints (dims);
801 dar.spare = nints (dims);
802 dar.max_variable = nints (dims);
803 dar.maxspare = nints (dims);
804 dar.max = nints (dims);
805 dar.min_variable = nints (dims);
806 dar.min = nints (dims);
807 dar.minspare = nints (dims);
808 dar.neg = 0x1001;
809 dar.length = type->size / type->u.array.dim;
811 for (j = 0; j < dims; j++)
813 dar.variable[j] = VARIABLE_FIXED;
814 dar.subtype[j] = SUB_INTEGER;
815 dar.spare[j] = 0;
816 dar.max_variable[j] = 0;
817 dar.max[j] = type->u.array.dim;
818 dar.min_variable[j] = 0;
819 dar.min[j] = 1; /* Why isn't this 0 ? */
821 walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
822 sysroff_swap_dar_out (file, &dar);
824 break;
826 case coff_enumdef_type:
828 struct IT_dbt dbt;
829 struct IT_den den;
830 struct coff_symbol *member;
832 dbt.btype = BTYPE_ENUM;
833 dbt.bitsize = type->size;
834 dbt.sign = SIGN_UNSPEC;
835 dbt.fptype = FPTYPE_NOTSPEC;
836 dbt.sid = get_member_id (type->u.aenumdef.idx);
837 dbt.neg = 0x1001;
838 sysroff_swap_dbt_out (file, &dbt);
840 den.end = 0;
841 den.neg = 0x1001;
842 den.spare = 0;
843 sysroff_swap_den_out (file, &den);
845 for (member = type->u.aenumdef.elements->vars_head;
846 member;
847 member = member->next)
848 walk_tree_symbol (sfile, 0, member, nest + 1);
850 den.end = 1;
851 sysroff_swap_den_out (file, &den);
853 break;
855 case coff_enumref_type:
857 struct IT_dbt dbt;
859 dbt.btype = BTYPE_TAG;
860 dbt.bitsize = type->size;
861 dbt.sign = SIGN_UNSPEC;
862 dbt.fptype = FPTYPE_NOTSPEC;
863 dbt.sid = get_member_id (type->u.aenumref.ref->number);
864 dbt.neg = 0x1001;
865 sysroff_swap_dbt_out (file, &dbt);
867 break;
869 default:
870 abort ();
874 /* Obsolete ?
875 static void
876 dty_start ()
878 struct IT_dty dty;
879 dty.end = 0;
880 dty.neg = 0x1001;
881 dty.spare = 0;
882 sysroff_swap_dty_out (file, &dty);
885 static void
886 dty_stop ()
888 struct IT_dty dty;
889 dty.end = 0;
890 dty.neg = 0x1001;
891 dty.end = 1;
892 sysroff_swap_dty_out (file, &dty);
896 static void
897 dump_tree_structure (sfile, symbol, type, nest)
898 struct coff_sfile *sfile;
899 struct coff_symbol *symbol;
900 struct coff_type *type;
901 int nest;
903 if (symbol->type->type == coff_function_type)
912 static void
913 walk_tree_type (struct coff_sfile *sfile, struct coff_symbol *symbol,
914 struct coff_type *type, int nest)
916 if (symbol->type->type == coff_function_type)
918 struct IT_dty dty;
920 dty.end = 0;
921 dty.neg = 0x1001;
923 sysroff_swap_dty_out (file, &dty);
924 walk_tree_type_1 (sfile, symbol, type, nest);
925 dty.end = 1;
926 sysroff_swap_dty_out (file, &dty);
928 wr_dps_start (sfile,
929 symbol->where->section,
930 symbol->type->u.function.code,
931 BLOCK_TYPE_FUNCTION, nest);
932 wr_dps_start (sfile, symbol->where->section,
933 symbol->type->u.function.code,
934 BLOCK_TYPE_BLOCK, nest);
935 walk_tree_scope (symbol->where->section,
936 sfile,
937 symbol->type->u.function.code,
938 nest + 1, BLOCK_TYPE_BLOCK);
940 wr_dps_end (symbol->where->section,
941 symbol->type->u.function.code,
942 BLOCK_TYPE_BLOCK);
943 wr_dps_end (symbol->where->section,
944 symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
946 else
948 struct IT_dty dty;
950 dty.end = 0;
951 dty.neg = 0x1001;
952 sysroff_swap_dty_out (file, &dty);
953 walk_tree_type_1 (sfile, symbol, type, nest);
954 dty.end = 1;
955 sysroff_swap_dty_out (file, &dty);
959 static void
960 walk_tree_symbol (struct coff_sfile *sfile, struct coff_section *section ATTRIBUTE_UNUSED, struct coff_symbol *symbol, int nest)
962 struct IT_dsy dsy;
964 memset (&dsy, 0, sizeof(dsy));
965 dsy.nesting = nest;
967 switch (symbol->type->type)
969 case coff_function_type:
970 dsy.type = STYPE_FUNC;
971 dsy.assign = 1;
972 break;
974 case coff_structref_type:
975 case coff_pointer_type:
976 case coff_array_type:
977 case coff_basic_type:
978 case coff_enumref_type:
979 dsy.type = STYPE_VAR;
980 dsy.assign = 1;
981 break;
983 case coff_enumdef_type:
984 dsy.type = STYPE_TAG;
985 dsy.assign = 0;
986 dsy.magic = 2;
987 break;
989 case coff_structdef_type:
990 dsy.type = STYPE_TAG;
991 dsy.assign = 0;
992 dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
993 break;
995 case coff_secdef_type:
996 return;
998 default:
999 abort ();
1002 if (symbol->where->where == coff_where_member_of_struct)
1004 dsy.assign = 0;
1005 dsy.type = STYPE_MEMBER;
1008 if (symbol->where->where == coff_where_member_of_enum)
1010 dsy.type = STYPE_ENUM;
1011 dsy.assign = 0;
1012 dsy.evallen = 4;
1013 dsy.evalue = symbol->where->offset;
1016 if (symbol->type->type == coff_structdef_type
1017 || symbol->where->where == coff_where_entag
1018 || symbol->where->where == coff_where_strtag)
1020 dsy.snumber = get_member_id (symbol->number);
1022 else
1024 dsy.snumber = get_ordinary_id (symbol->number);
1027 dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1029 switch (symbol->visible->type)
1031 case coff_vis_common:
1032 case coff_vis_ext_def:
1033 dsy.ainfo = AINFO_STATIC_EXT_DEF;
1034 break;
1036 case coff_vis_ext_ref:
1037 dsy.ainfo = AINFO_STATIC_EXT_REF;
1038 break;
1040 case coff_vis_int_def:
1041 dsy.ainfo = AINFO_STATIC_INT;
1042 break;
1044 case coff_vis_auto:
1045 case coff_vis_autoparam:
1046 dsy.ainfo = AINFO_AUTO;
1047 break;
1049 case coff_vis_register:
1050 case coff_vis_regparam:
1051 dsy.ainfo = AINFO_REG;
1052 break;
1053 break;
1055 case coff_vis_tag:
1056 case coff_vis_member_of_struct:
1057 case coff_vis_member_of_enum:
1058 break;
1060 default:
1061 abort ();
1064 dsy.dlength = symbol->type->size;
1066 switch (symbol->where->where)
1068 case coff_where_memory:
1070 dsy.section = symbol->where->section->number;
1071 #ifdef FOOP
1072 dsy.section = 0;
1073 #endif
1074 break;
1076 case coff_where_member_of_struct:
1077 case coff_where_member_of_enum:
1078 case coff_where_stack:
1079 case coff_where_register:
1080 case coff_where_unknown:
1081 case coff_where_strtag:
1082 case coff_where_entag:
1083 case coff_where_typedef:
1084 break;
1086 default:
1087 abort ();
1090 switch (symbol->where->where)
1092 case coff_where_memory:
1093 dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1094 break;
1096 case coff_where_stack:
1097 dsy.address = symbol->where->offset;
1098 break;
1100 case coff_where_member_of_struct:
1101 if (symbol->where->bitsize)
1103 int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1104 dsy.bitunit = 1;
1105 dsy.field_len = symbol->where->bitsize;
1106 dsy.field_off = (bits / 32) * 4;
1107 dsy.field_bitoff = bits % 32;
1109 else
1111 dsy.bitunit = 0;
1113 dsy.field_len = symbol->type->size;
1114 dsy.field_off = symbol->where->offset;
1116 break;
1118 case coff_where_member_of_enum:
1119 /* dsy.bitunit = 0;
1120 dsy.field_len = symbol->type->size;
1121 dsy.field_off = symbol->where->offset; */
1122 break;
1124 case coff_where_register:
1125 case coff_where_unknown:
1126 case coff_where_strtag:
1127 case coff_where_entag:
1128 case coff_where_typedef:
1129 break;
1131 default:
1132 abort ();
1135 if (symbol->where->where == coff_where_register)
1136 dsy.reg = rnames[symbol->where->offset];
1138 switch (symbol->visible->type)
1140 case coff_vis_common:
1141 /* We do this 'cause common C symbols are treated as extdefs. */
1142 case coff_vis_ext_def:
1143 case coff_vis_ext_ref:
1144 dsy.ename = symbol->name;
1145 break;
1147 case coff_vis_regparam:
1148 case coff_vis_autoparam:
1149 dsy.type = STYPE_PARAMETER;
1150 break;
1152 case coff_vis_int_def:
1153 case coff_vis_auto:
1154 case coff_vis_register:
1155 case coff_vis_tag:
1156 case coff_vis_member_of_struct:
1157 case coff_vis_member_of_enum:
1158 break;
1160 default:
1161 abort ();
1164 dsy.sfn = 0;
1165 dsy.sln = 2;
1166 dsy.neg = 0x1001;
1168 sysroff_swap_dsy_out (file, &dsy);
1170 walk_tree_type (sfile, symbol, symbol->type, nest);
1173 static void
1174 walk_tree_scope (struct coff_section *section, struct coff_sfile *sfile, struct coff_scope *scope, int nest, int type)
1176 struct coff_symbol *vars;
1177 struct coff_scope *child;
1179 if (scope->vars_head
1180 || (scope->list_head && scope->list_head->vars_head))
1182 wr_dps_start (sfile, section, scope, type, nest);
1184 if (nest == 0)
1185 wr_globals (tree, sfile, nest + 1);
1187 for (vars = scope->vars_head; vars; vars = vars->next)
1188 walk_tree_symbol (sfile, section, vars, nest);
1190 for (child = scope->list_head; child; child = child->next)
1191 walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1193 wr_dps_end (section, scope, type);
1197 static void
1198 walk_tree_sfile (struct coff_section *section, struct coff_sfile *sfile)
1200 walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1203 static void
1204 wr_program_structure (struct coff_ofile *p, struct coff_sfile *sfile)
1206 walk_tree_sfile (p->sections + 4, sfile);
1209 static void
1210 wr_du (struct coff_ofile *p, struct coff_sfile *sfile, int n)
1212 struct IT_du du;
1213 int lim;
1214 int i;
1215 int j;
1216 unsigned int *lowest = (unsigned *) nints (p->nsections);
1217 unsigned int *highest = (unsigned *) nints (p->nsections);
1219 du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1220 du.optimized = 0;
1221 du.stackfrmt = 0;
1222 du.spare = 0;
1223 du.unit = n;
1224 du.sections = p->nsections - 1;
1225 du.san = (int *) xcalloc (sizeof (int), du.sections);
1226 du.address = nints (du.sections);
1227 du.length = nints (du.sections);
1229 for (i = 0; i < du.sections; i++)
1231 lowest[i] = ~0;
1232 highest[i] = 0;
1235 lim = du.sections;
1236 for (j = 0; j < lim; j++)
1238 int src = j;
1239 int dst = j;
1241 du.san[dst] = dst;
1243 if (sfile->section[src].init)
1245 du.length[dst]
1246 = sfile->section[src].high - sfile->section[src].low + 1;
1247 du.address[dst]
1248 = sfile->section[src].low;
1250 else
1252 du.length[dst] = 0;
1253 du.address[dst] = 0;
1256 if (debug)
1258 if (sfile->section[src].parent)
1260 printf (" section %6s 0x%08x..0x%08x\n",
1261 sfile->section[src].parent->name,
1262 du.address[dst],
1263 du.address[dst] + du.length[dst] - 1);
1267 du.sections = dst + 1;
1270 du.tool = "c_gcc";
1271 du.date = DATE;
1273 sysroff_swap_du_out (file, &du);
1276 static void
1277 wr_dus (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile)
1279 struct IT_dus dus;
1281 dus.efn = 0x1001;
1282 dus.ns = 1; /* p->nsources; sac 14 jul 94 */
1283 dus.drb = nints (dus.ns);
1284 dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1285 dus.spare = nints (dus.ns);
1286 dus.ndir = 0;
1287 /* Find the filenames. */
1288 dus.drb[0] = 0;
1289 dus.fname[0] = sfile->name;
1291 sysroff_swap_dus_out (file, &dus);
1295 /* Find the offset of the .text section for this sfile in the
1296 .text section for the output file. */
1298 static int
1299 find_base (struct coff_sfile *sfile, struct coff_section *section)
1301 return sfile->section[section->number].low;
1304 static void
1305 wr_dln (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile,
1306 int n ATTRIBUTE_UNUSED)
1308 /* Count up all the linenumbers */
1310 struct coff_symbol *sy;
1311 int lc = 0;
1312 struct IT_dln dln;
1314 int idx;
1316 for (sy = sfile->scope->vars_head;
1318 sy = sy->next)
1320 struct coff_type *t = sy->type;
1321 if (t->type == coff_function_type)
1323 struct coff_line *l = t->u.function.lines;
1324 if (l)
1325 lc += l->nlines;
1329 dln.sfn = nints (lc);
1330 dln.sln = nints (lc);
1331 dln.cc = nints (lc);
1332 dln.section = nints (lc);
1334 dln.from_address = nints (lc);
1335 dln.to_address = nints (lc);
1338 dln.neg = 0x1001;
1340 dln.nln = lc;
1342 /* Run through once more and fill up the structure */
1343 idx = 0;
1344 for (sy = sfile->scope->vars_head;
1346 sy = sy->next)
1348 if (sy->type->type == coff_function_type)
1350 int i;
1351 struct coff_line *l = sy->type->u.function.lines;
1352 if (l)
1354 int base = find_base (sfile, sy->where->section);
1355 for (i = 0; i < l->nlines; i++)
1357 dln.section[idx] = sy->where->section->number;
1358 dln.sfn[idx] = 0;
1359 dln.sln[idx] = l->lines[i];
1360 dln.from_address[idx] =
1361 l->addresses[i] + sy->where->section->address - base;
1362 dln.cc[idx] = 0;
1363 if (idx)
1364 dln.to_address[idx - 1] = dln.from_address[idx];
1365 idx++;
1368 dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1372 if (lc)
1373 sysroff_swap_dln_out (file, &dln);
1376 /* Write the global symbols out to the debug info. */
1378 static void
1379 wr_globals (struct coff_ofile *p, struct coff_sfile *sfile,
1380 int n ATTRIBUTE_UNUSED)
1382 struct coff_symbol *sy;
1384 for (sy = p->symbol_list_head;
1386 sy = sy->next_in_ofile_list)
1388 if (sy->visible->type == coff_vis_ext_def
1389 || sy->visible->type == coff_vis_ext_ref)
1391 /* Only write out symbols if they belong to
1392 the current source file. */
1393 if (sy->sfile == sfile)
1394 walk_tree_symbol (sfile, 0, sy, 0);
1399 static void
1400 wr_debug (struct coff_ofile *p)
1402 struct coff_sfile *sfile;
1403 int n = 0;
1405 for (sfile = p->source_head;
1406 sfile;
1407 sfile = sfile->next)
1409 if (debug)
1410 printf ("%s\n", sfile->name);
1412 wr_du (p, sfile, n);
1413 wr_dus (p, sfile);
1414 wr_program_structure (p, sfile);
1415 wr_dln (p, sfile, n);
1416 n++;
1420 static void
1421 wr_cs (void)
1423 /* It seems that the CS struct is not normal - the size is wrong
1424 heres one I prepared earlier. */
1425 static char b[] =
1427 0x80, /* IT */
1428 0x21, /* RL */
1429 0x00, /* number of chars in variable length part */
1430 0x80, /* hd */
1431 0x00, /* hs */
1432 0x80, /* un */
1433 0x00, /* us */
1434 0x80, /* sc */
1435 0x00, /* ss */
1436 0x80, /* er */
1437 0x80, /* ed */
1438 0x80, /* sh */
1439 0x80, /* ob */
1440 0x80, /* rl */
1441 0x80, /* du */
1442 0x80, /* dps */
1443 0x80, /* dsy */
1444 0x80, /* dty */
1445 0x80, /* dln */
1446 0x80, /* dso */
1447 0x80, /* dus */
1448 0x00, /* dss */
1449 0x80, /* dbt */
1450 0x00, /* dpp */
1451 0x80, /* dfp */
1452 0x80, /* den */
1453 0x80, /* dds */
1454 0x80, /* dar */
1455 0x80, /* dpt */
1456 0x00, /* dul */
1457 0x00, /* dse */
1458 0x00, /* dot */
1459 0xDE /* CS */
1462 if (fwrite (b, sizeof (b), 1, file) != 1)
1463 /* FIXME: Return error status. */
1464 abort ();
1467 /* Write out the SC records for a unit. Create an SC
1468 for all the sections which appear in the output file, even
1469 if there isn't an equivalent one on the input. */
1471 static int
1472 wr_sc (struct coff_ofile *ptr, struct coff_sfile *sfile)
1474 int i;
1475 int scount = 0;
1476 /* First work out the total number of sections. */
1477 int total_sec = ptr->nsections;
1478 struct myinfo
1480 struct coff_section *sec;
1481 struct coff_symbol *symbol;
1483 struct coff_symbol *symbol;
1484 struct myinfo *info
1485 = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1488 for (i = 0; i < total_sec; i++)
1490 info[i].sec = ptr->sections + i;
1491 info[i].symbol = 0;
1494 for (symbol = sfile->scope->vars_head;
1495 symbol;
1496 symbol = symbol->next)
1499 if (symbol->type->type == coff_secdef_type)
1501 for (i = 0; i < total_sec; i++)
1503 if (symbol->where->section == info[i].sec)
1505 info[i].symbol = symbol;
1506 break;
1512 /* Now output all the section info, and fake up some stuff for sections
1513 we don't have. */
1514 for (i = 1; i < total_sec; i++)
1516 struct IT_sc sc;
1517 char *name;
1519 symbol = info[i].symbol;
1520 sc.spare = 0;
1521 sc.spare1 = 0;
1523 if (!symbol)
1525 /* Don't have a symbol set aside for this section, which means
1526 that nothing in this file does anything for the section. */
1527 sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1528 sc.addr = 0;
1529 sc.length = 0;
1530 name = info[i].sec->name;
1532 else
1534 if (bfd_get_file_flags (abfd) & EXEC_P)
1536 sc.format = 0;
1537 sc.addr = symbol->where->offset;
1539 else
1541 sc.format = 1;
1542 sc.addr = 0;
1544 sc.length = symbol->type->size;
1545 name = symbol->name;
1548 sc.align = 4;
1549 sc.concat = CONCAT_SIMPLE;
1550 sc.read = 3;
1551 sc.write = 3;
1552 sc.exec = 3;
1553 sc.init = 3;
1554 sc.mode = 3;
1555 sc.spare = 0;
1556 sc.segadd = 0;
1557 sc.spare1 = 0; /* If not zero, then it doesn't work. */
1558 sc.name = section_translate (name);
1560 if (strlen (sc.name) == 1)
1562 switch (sc.name[0])
1564 case 'D':
1565 case 'B':
1566 sc.contents = CONTENTS_DATA;
1567 break;
1569 default:
1570 sc.contents = CONTENTS_CODE;
1573 else
1575 sc.contents = CONTENTS_CODE;
1578 sysroff_swap_sc_out (file, &sc);
1579 scount++;
1581 return scount;
1584 /* Write out the ER records for a unit. */
1586 static void
1587 wr_er (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1588 int first)
1590 int idx = 0;
1591 struct coff_symbol *sym;
1593 if (first)
1595 for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1597 if (sym->visible->type == coff_vis_ext_ref)
1599 struct IT_er er;
1601 er.spare = 0;
1602 er.type = ER_NOTSPEC;
1603 er.name = sym->name;
1604 sysroff_swap_er_out (file, &er);
1605 sym->er_number = idx++;
1611 /* Write out the ED records for a unit. */
1613 static void
1614 wr_ed (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1615 int first)
1617 struct coff_symbol *s;
1619 if (first)
1621 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1623 if (s->visible->type == coff_vis_ext_def
1624 || s->visible->type == coff_vis_common)
1626 struct IT_ed ed;
1628 ed.section = s->where->section->number;
1629 ed.spare = 0;
1631 if (s->where->section->data)
1633 ed.type = ED_TYPE_DATA;
1635 else if (s->where->section->code & SEC_CODE)
1637 ed.type = ED_TYPE_ENTRY;
1639 else
1641 ed.type = ED_TYPE_NOTSPEC;
1642 ed.type = ED_TYPE_DATA;
1645 ed.address = s->where->offset - s->where->section->address;
1646 ed.name = s->name;
1647 sysroff_swap_ed_out (file, &ed);
1653 static void
1654 wr_unit_info (struct coff_ofile *ptr)
1656 struct coff_sfile *sfile;
1657 int first = 1;
1659 for (sfile = ptr->source_head;
1660 sfile;
1661 sfile = sfile->next)
1663 long p1;
1664 long p2;
1665 int nsecs;
1667 p1 = ftell (file);
1668 wr_un (ptr, sfile, first, 0);
1669 nsecs = wr_sc (ptr, sfile);
1670 p2 = ftell (file);
1671 fseek (file, p1, SEEK_SET);
1672 wr_un (ptr, sfile, first, nsecs);
1673 fseek (file, p2, SEEK_SET);
1674 wr_er (ptr, sfile, first);
1675 wr_ed (ptr, sfile, first);
1676 first = 0;
1680 static void
1681 wr_module (struct coff_ofile *p)
1683 wr_cs ();
1684 wr_hd (p);
1685 wr_unit_info (p);
1686 wr_object_body (p);
1687 wr_debug (p);
1688 wr_tr ();
1691 static int
1692 align (int x)
1694 return (x + 3) & ~3;
1697 /* Find all the common variables and turn them into
1698 ordinary defs - dunno why, but thats what hitachi does with 'em. */
1700 static void
1701 prescan (struct coff_ofile *otree)
1703 struct coff_symbol *s;
1704 struct coff_section *common_section;
1706 /* Find the common section - always section 3. */
1707 common_section = otree->sections + 3;
1709 for (s = otree->symbol_list_head;
1711 s = s->next_in_ofile_list)
1713 if (s->visible->type == coff_vis_common)
1715 struct coff_where *w = s->where;
1717 /* s->visible->type = coff_vis_ext_def; leave it as common */
1718 common_section->size = align (common_section->size);
1719 w->offset = common_section->size + common_section->address;
1720 w->section = common_section;
1721 common_section->size += s->type->size;
1722 common_section->size = align (common_section->size);
1727 char *program_name;
1729 static void
1730 show_usage (FILE *ffile, int status)
1732 fprintf (ffile, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name);
1733 fprintf (ffile, _("Convert a COFF object file into a SYSROFF object file\n"));
1734 fprintf (ffile, _(" The options are:\n\
1735 -q --quick (Obsolete - ignored)\n\
1736 -n --noprescan Do not perform a scan to convert commons into defs\n\
1737 -d --debug Display information about what is being done\n\
1738 @<file> Read options from <file>\n\
1739 -h --help Display this information\n\
1740 -v --version Print the program's version number\n"));
1742 if (REPORT_BUGS_TO[0] && status == 0)
1743 fprintf (ffile, _("Report bugs to %s\n"), REPORT_BUGS_TO);
1744 exit (status);
1748 main (int ac, char **av)
1750 int opt;
1751 static struct option long_options[] =
1753 {"debug", no_argument, 0, 'd'},
1754 {"quick", no_argument, 0, 'q'},
1755 {"noprescan", no_argument, 0, 'n'},
1756 {"help", no_argument, 0, 'h'},
1757 {"version", no_argument, 0, 'V'},
1758 {NULL, no_argument, 0, 0}
1760 char **matching;
1761 char *input_file;
1762 char *output_file;
1764 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1765 setlocale (LC_MESSAGES, "");
1766 #endif
1767 #if defined (HAVE_SETLOCALE)
1768 setlocale (LC_CTYPE, "");
1769 #endif
1770 bindtextdomain (PACKAGE, LOCALEDIR);
1771 textdomain (PACKAGE);
1773 program_name = av[0];
1774 xmalloc_set_program_name (program_name);
1776 expandargv (&ac, &av);
1778 while ((opt = getopt_long (ac, av, "dHhVvqn", long_options,
1779 (int *) NULL))
1780 != EOF)
1782 switch (opt)
1784 case 'q':
1785 quick = 1;
1786 break;
1787 case 'n':
1788 noprescan = 1;
1789 break;
1790 case 'd':
1791 debug = 1;
1792 break;
1793 case 'H':
1794 case 'h':
1795 show_usage (stdout, 0);
1796 /*NOTREACHED */
1797 case 'v':
1798 case 'V':
1799 print_version ("srconv");
1800 exit (0);
1801 /*NOTREACHED */
1802 case 0:
1803 break;
1804 default:
1805 show_usage (stderr, 1);
1806 /*NOTREACHED */
1810 /* The input and output files may be named on the command line. */
1811 output_file = NULL;
1812 if (optind < ac)
1814 input_file = av[optind];
1815 ++optind;
1816 if (optind < ac)
1818 output_file = av[optind];
1819 ++optind;
1820 if (optind < ac)
1821 show_usage (stderr, 1);
1822 if (filename_cmp (input_file, output_file) == 0)
1824 fatal (_("input and output files must be different"));
1828 else
1829 input_file = 0;
1831 if (!input_file)
1833 fatal (_("no input file specified"));
1836 if (!output_file)
1838 /* Take a .o off the input file and stick on a .obj. If
1839 it doesn't end in .o, then stick a .obj on anyway */
1841 int len = strlen (input_file);
1843 output_file = xmalloc (len + 5);
1844 strcpy (output_file, input_file);
1846 if (len > 3
1847 && output_file[len - 2] == '.'
1848 && output_file[len - 1] == 'o')
1850 output_file[len] = 'b';
1851 output_file[len + 1] = 'j';
1852 output_file[len + 2] = 0;
1854 else
1856 strcat (output_file, ".obj");
1860 abfd = bfd_openr (input_file, 0);
1862 if (!abfd)
1863 bfd_fatal (input_file);
1865 if (!bfd_check_format_matches (abfd, bfd_object, &matching))
1867 bfd_nonfatal (input_file);
1869 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
1871 list_matching_formats (matching);
1872 free (matching);
1874 exit (1);
1877 file = fopen (output_file, FOPEN_WB);
1879 if (!file)
1880 fatal (_("unable to open output file %s"), output_file);
1882 if (debug)
1883 printf ("ids %d %d\n", base1, base2);
1885 tree = coff_grok (abfd);
1887 if (!noprescan)
1888 prescan (tree);
1890 wr_module (tree);
1891 return 0;