daily update
[binutils.git] / binutils / srconv.c
blob2a7d63876a31e286887818a45e3efa5ca8a1f175
1 /* srconv.c -- Sysroff conversion program
2 Copyright 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
3 2005, 2007 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 "getopt.h"
37 #include "coff/internal.h"
38 #include "../bfd/libcoff.h"
40 /*#define FOOP1 1 */
42 static int addrsize;
43 static char *toolname;
44 static char **rnames;
46 static int get_member_id (int);
47 static int get_ordinary_id (int);
48 static char *section_translate (char *);
49 static char *strip_suffix (const char *);
50 static void checksum (FILE *, unsigned char *, int, int);
51 static void writeINT (int, unsigned char *, int *, int, FILE *);
52 static void writeBITS (int, unsigned char *, int *, int);
53 static void writeBARRAY (barray, unsigned char *, int *, int, FILE *);
54 static void writeCHARS (char *, unsigned char *, int *, int, FILE *);
55 static void wr_tr (void);
56 static void wr_un (struct coff_ofile *, struct coff_sfile *, int, int);
57 static void wr_hd (struct coff_ofile *);
58 static void wr_sh (struct coff_ofile *, struct coff_section *);
59 static void wr_ob (struct coff_ofile *, struct coff_section *);
60 static void wr_rl (struct coff_ofile *, struct coff_section *);
61 static void wr_object_body (struct coff_ofile *);
62 static void wr_dps_start
63 (struct coff_sfile *, struct coff_section *, struct coff_scope *, int, int);
64 static void wr_dps_end (struct coff_section *, struct coff_scope *, int);
65 static int *nints (int);
66 static void walk_tree_type_1
67 (struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
68 static void walk_tree_type
69 (struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
70 static void walk_tree_symbol
71 (struct coff_sfile *, struct coff_section *, struct coff_symbol *, int);
72 static void walk_tree_scope
73 (struct coff_section *, struct coff_sfile *, struct coff_scope *, int, int);
74 static void walk_tree_sfile (struct coff_section *, struct coff_sfile *);
75 static void wr_program_structure (struct coff_ofile *, struct coff_sfile *);
76 static void wr_du (struct coff_ofile *, struct coff_sfile *, int);
77 static void wr_dus (struct coff_ofile *, struct coff_sfile *);
78 static int find_base (struct coff_sfile *, struct coff_section *);
79 static void wr_dln (struct coff_ofile *, struct coff_sfile *, int);
80 static void wr_globals (struct coff_ofile *, struct coff_sfile *, int);
81 static void wr_debug (struct coff_ofile *);
82 static void wr_cs (void);
83 static int wr_sc (struct coff_ofile *, struct coff_sfile *);
84 static void wr_er (struct coff_ofile *, struct coff_sfile *, int);
85 static void wr_ed (struct coff_ofile *, struct coff_sfile *, int);
86 static void wr_unit_info (struct coff_ofile *);
87 static void wr_module (struct coff_ofile *);
88 static int align (int);
89 static void prescan (struct coff_ofile *);
90 static void show_usage (FILE *, int);
91 extern int main (int, char **);
93 static FILE *file;
94 static bfd *abfd;
95 static int debug = 0;
96 static int quick = 0;
97 static int noprescan = 0;
98 static struct coff_ofile *tree;
99 /* Obsolete ??
100 static int absolute_p;
103 static int segmented_p;
104 static int code;
106 static int ids1[20000];
107 static int ids2[20000];
109 static int base1 = 0x18;
110 static int base2 = 0x2018;
112 static int
113 get_member_id (int x)
115 if (ids2[x])
116 return ids2[x];
118 ids2[x] = base2++;
119 return ids2[x];
122 static int
123 get_ordinary_id (int x)
125 if (ids1[x])
126 return ids1[x];
128 ids1[x] = base1++;
129 return ids1[x];
131 static char *
132 section_translate (char *n)
134 if (strcmp (n, ".text") == 0)
135 return "P";
136 if (strcmp (n, ".data") == 0)
137 return "D";
138 if (strcmp (n, ".bss") == 0)
139 return "B";
140 return n;
143 #define DATE "940201073000"; /* Just a time on my birthday */
145 static char *
146 strip_suffix (const char *name)
148 int i;
149 char *res;
151 for (i = 0; name[i] != 0 && name[i] != '.'; i++)
153 res = (char *) xmalloc (i + 1);
154 memcpy (res, name, i);
155 res[i] = 0;
156 return res;
159 /* IT LEN stuff CS */
160 static void
161 checksum (FILE *file, unsigned char *ptr, int size, int code)
163 int j;
164 int last;
165 int sum = 0;
166 int bytes = size / 8;
168 last = !(code & 0xff00);
169 if (size & 0x7)
170 abort ();
171 ptr[0] = code | (last ? 0x80 : 0);
172 ptr[1] = bytes + 1;
174 for (j = 0; j < bytes; j++)
175 sum += ptr[j];
177 /* Glue on a checksum too. */
178 ptr[bytes] = ~sum;
179 if (fwrite (ptr, bytes + 1, 1, file) != 1)
180 /* FIXME: Return error status. */
181 abort ();
185 static void
186 writeINT (int n, unsigned char *ptr, int *idx, int size, FILE *file)
188 int byte = *idx / 8;
190 if (size == -2)
191 size = addrsize;
192 else if (size == -1)
193 size = 0;
195 if (byte > 240)
197 /* Lets write out that record and do another one. */
198 checksum (file, ptr, *idx, code | 0x1000);
199 *idx = 16;
200 byte = *idx / 8;
203 switch (size)
205 case 0:
206 break;
207 case 1:
208 ptr[byte] = n;
209 break;
210 case 2:
211 ptr[byte + 0] = n >> 8;
212 ptr[byte + 1] = n;
213 break;
214 case 4:
215 ptr[byte + 0] = n >> 24;
216 ptr[byte + 1] = n >> 16;
217 ptr[byte + 2] = n >> 8;
218 ptr[byte + 3] = n >> 0;
219 break;
220 default:
221 abort ();
223 *idx += size * 8;
226 static void
227 writeBITS (int val, unsigned char *ptr, int *idx, int size)
229 int byte = *idx / 8;
230 int bit = *idx % 8;
231 int old;
233 *idx += size;
235 old = ptr[byte];
236 /* Turn off all about to change bits. */
237 old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
238 /* Turn on the bits we want. */
239 old |= (val & ((1 << size) - 1)) << (8 - bit - size);
240 ptr[byte] = old;
243 static void
244 writeBARRAY (barray data, unsigned char *ptr, int *idx,
245 int size ATTRIBUTE_UNUSED, FILE *file)
247 int i;
249 writeINT (data.len, ptr, idx, 1, file);
250 for (i = 0; i < data.len; i++)
251 writeINT (data.data[i], ptr, idx, 1, file);
254 static void
255 writeCHARS (char *string, unsigned char *ptr, int *idx, int size, FILE *file)
257 int i = *idx / 8;
259 if (i > 240)
261 /* Lets write out that record and do another one. */
262 checksum (file, ptr, *idx, code | 0x1000);
263 *idx = 16;
264 i = *idx / 8;
267 if (size == 0)
269 /* Variable length string. */
270 size = strlen (string);
271 ptr[i++] = size;
274 /* BUG WAITING TO HAPPEN. */
275 memcpy (ptr + i, string, size);
276 i += size;
277 *idx = i * 8;
280 #define SYSROFF_SWAP_OUT
281 #include "sysroff.c"
283 static char *rname_sh[] =
285 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
288 static char *rname_h8300[] =
290 "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
293 static void
294 wr_tr (void)
296 /* The TR block is not normal - it doesn't have any contents. */
298 static char b[] =
300 0xff, /* IT */
301 0x03, /* RL */
302 0xfd, /* CS */
305 if (fwrite (b, sizeof (b), 1, file) != 1)
306 /* FIXME: Return error status. */
307 abort ();
310 static void
311 wr_un (struct coff_ofile *ptr, struct coff_sfile *sfile, int first,
312 int nsecs ATTRIBUTE_UNUSED)
314 struct IT_un un;
315 struct coff_symbol *s;
317 un.spare1 = 0;
319 if (bfd_get_file_flags (abfd) & EXEC_P)
320 un.format = FORMAT_LM;
321 else
322 un.format = FORMAT_OM;
323 un.spare1 = 0;
325 /* Don't count the abs section. */
326 un.nsections = ptr->nsections - 1;
328 un.nextdefs = 0;
329 un.nextrefs = 0;
330 /* Count all the undefined and defined variables with global scope. */
332 if (first)
334 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
336 if (s->visible->type == coff_vis_ext_def
337 || s->visible->type == coff_vis_common)
338 un.nextdefs++;
340 if (s->visible->type == coff_vis_ext_ref)
341 un.nextrefs++;
344 un.tool = toolname;
345 un.tcd = DATE;
346 un.linker = "L_GX00";
347 un.lcd = DATE;
348 un.name = sfile->name;
349 sysroff_swap_un_out (file, &un);
352 static void
353 wr_hd (struct coff_ofile *p)
355 struct IT_hd hd;
357 hd.spare1 = 0;
358 if (bfd_get_file_flags (abfd) & EXEC_P)
359 hd.mt = MTYPE_ABS_LM;
360 else
361 hd.mt = MTYPE_OMS_OR_LMS;
363 hd.cd = DATE;
365 hd.nu = p->nsources; /* Always one unit */
366 hd.code = 0; /* Always ASCII */
367 hd.ver = "0200"; /* Version 2.00 */
369 switch (bfd_get_arch (abfd))
371 case bfd_arch_h8300:
372 hd.au = 8;
373 hd.si = 0;
374 hd.spcsz = 32;
375 hd.segsz = 0;
376 hd.segsh = 0;
377 switch (bfd_get_mach (abfd))
379 case bfd_mach_h8300:
380 hd.cpu = "H8300";
381 hd.afl = 2;
382 addrsize = 2;
383 toolname = "C_H8/300";
384 break;
385 case bfd_mach_h8300h:
386 hd.cpu = "H8300H";
387 hd.afl = 4;
388 addrsize = 4;
389 toolname = "C_H8/300H";
390 break;
391 case bfd_mach_h8300s:
392 hd.cpu = "H8300S";
393 hd.afl = 4;
394 addrsize = 4;
395 toolname = "C_H8/300S";
396 break;
397 default:
398 abort();
400 rnames = rname_h8300;
401 break;
402 case bfd_arch_sh:
403 hd.au = 8;
404 hd.si = 0;
405 hd.afl = 4;
406 hd.spcsz = 32;
407 hd.segsz = 0;
408 hd.segsh = 0;
409 hd.cpu = "SH";
410 addrsize = 4;
411 toolname = "C_SH";
412 rnames = rname_sh;
413 break;
414 default:
415 abort ();
418 if (! bfd_get_file_flags(abfd) & EXEC_P)
420 hd.ep = 0;
422 else
424 hd.ep = 1;
425 hd.uan = 0;
426 hd.sa = 0;
427 hd.sad = 0;
428 hd.address = bfd_get_start_address (abfd);
431 hd.os = "";
432 hd.sys = "";
433 hd.mn = strip_suffix (bfd_get_filename (abfd));
435 sysroff_swap_hd_out (file, &hd);
439 static void
440 wr_sh (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *sec)
442 struct IT_sh sh;
443 sh.unit = 0;
444 sh.section = sec->number;
445 #ifdef FOOP1
446 sh.section = 0;
447 #endif
448 sysroff_swap_sh_out (file, &sh);
452 static void
453 wr_ob (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *section)
455 bfd_size_type i;
456 int first = 1;
457 unsigned char stuff[200];
459 i = 0;
460 while (i < bfd_get_section_size (section->bfd_section))
462 struct IT_ob ob;
463 int todo = 200; /* Copy in 200 byte lumps. */
465 ob.spare = 0;
466 if (i + todo > bfd_get_section_size (section->bfd_section))
467 todo = bfd_get_section_size (section->bfd_section) - i;
469 if (first)
471 ob.saf = 1;
472 if (bfd_get_file_flags (abfd) & EXEC_P)
473 ob.address = section->address;
474 else
475 ob.address = 0;
477 first = 0;
479 else
481 ob.saf = 0;
484 ob.cpf = 0; /* Never compress. */
485 ob.data.len = todo;
486 bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
487 ob.data.data = stuff;
488 sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
489 i += todo;
492 /* Now fill the rest with blanks. */
493 while (i < (bfd_size_type) section->size)
495 struct IT_ob ob;
496 int todo = 200; /* Copy in 200 byte lumps. */
498 ob.spare = 0;
499 if (i + todo > (bfd_size_type) section->size)
500 todo = section->size - i;
501 ob.saf = 0;
503 ob.cpf = 0; /* Never compress. */
504 ob.data.len = todo;
505 memset (stuff, 0, todo);
506 ob.data.data = stuff;
507 sysroff_swap_ob_out (file, &ob);
508 i += todo;
510 /* Now fill the rest with blanks. */
513 static void
514 wr_rl (struct coff_ofile *ptr ATTRIBUTE_UNUSED, struct coff_section *sec)
516 int nr = sec->nrelocs;
517 int i;
519 for (i = 0; i < nr; i++)
521 struct coff_reloc *r = sec->relocs + i;
522 struct coff_symbol *ref;
523 struct IT_rl rl;
525 rl.apol = 0;
526 rl.boundary = 0;
527 rl.segment = 1;
528 rl.sign = 0;
529 rl.check = 0;
530 rl.addr = r->offset;
531 rl.bitloc = 0;
532 rl.flen = 32; /* SH Specific. */
534 /* What sort of reloc ? Look in the section to find out. */
535 ref = r->symbol;
536 if (ref->visible->type == coff_vis_ext_ref)
538 rl.bcount = 4; /* Always 4 for us. */
539 rl.op = OP_EXT_REF;
540 rl.symn = ref->er_number;
542 else if (ref->visible->type == coff_vis_common)
544 rl.bcount = 11; /* Always 11 for us. */
545 rl.op = OP_SEC_REF;
546 rl.secn = ref->where->section->number;
547 rl.copcode_is_3 = 3;
548 rl.alength_is_4 = 4;
549 rl.addend = ref->where->offset - ref->where->section->address;
550 rl.aopcode_is_0x20 = 0x20;
552 else
554 rl.bcount = 11; /* Always 11 for us. */
555 rl.op = OP_SEC_REF;
556 rl.secn = ref->where->section->number;
557 rl.copcode_is_3 = 3;
558 rl.alength_is_4 = 4;
559 rl.addend = -ref->where->section->address;
560 rl.aopcode_is_0x20 = 0x20;
563 rl.end = 0xff;
565 if ( rl.op == OP_SEC_REF
566 || rl.op == OP_EXT_REF)
567 sysroff_swap_rl_out (file, &rl);
571 static void
572 wr_object_body (struct coff_ofile *p)
574 int i;
576 for (i = 1; i < p->nsections; i++)
578 wr_sh (p, p->sections + i);
579 wr_ob (p, p->sections + i);
580 wr_rl (p, p->sections + i);
584 static void
585 wr_dps_start (struct coff_sfile *sfile,
586 struct coff_section *section ATTRIBUTE_UNUSED,
587 struct coff_scope *scope, int type, int nest)
589 struct IT_dps dps;
591 dps.end = 0;
592 dps.opt = 0;
593 dps.type = type;
595 if (scope->sec)
597 dps.san = scope->sec->number;
598 dps.address = scope->offset - find_base (sfile, scope->sec);
599 dps.block_size = scope->size;
601 if (debug)
603 printf ("DPS %s %d %x\n",
604 sfile->name,
605 nest,
606 dps.address);
609 else
611 dps.san = 0;
612 dps.address = 0;
613 dps.block_size = 0;
616 dps.nesting = nest;
617 dps.neg = 0x1001;
618 sysroff_swap_dps_out (file, &dps);
621 static void
622 wr_dps_end (struct coff_section *section ATTRIBUTE_UNUSED,
623 struct coff_scope *scope ATTRIBUTE_UNUSED, int type)
625 struct IT_dps dps;
627 dps.end = 1;
628 dps.type = type;
629 sysroff_swap_dps_out (file, &dps);
632 static int *
633 nints (int x)
635 return (int *) (xcalloc (sizeof (int), x));
638 static void
639 walk_tree_type_1 (struct coff_sfile *sfile, struct coff_symbol *symbol,
640 struct coff_type *type, int nest)
642 switch (type->type)
644 case coff_secdef_type:
645 case coff_basic_type:
647 struct IT_dbt dbt;
649 switch (type->u.basic)
651 case T_NULL:
652 case T_VOID:
653 dbt.btype = BTYPE_VOID;
654 dbt.sign = BTYPE_UNSPEC;
655 dbt.fptype = FPTYPE_NOTSPEC;
656 break;
658 case T_CHAR:
659 dbt.btype = BTYPE_CHAR;
660 dbt.sign = BTYPE_UNSPEC;
661 dbt.fptype = FPTYPE_NOTSPEC;
662 break;
664 case T_SHORT:
665 case T_INT:
666 case T_LONG:
667 dbt.btype = BTYPE_INT;
668 dbt.sign = SIGN_SIGNED;
669 dbt.fptype = FPTYPE_NOTSPEC;
670 break;
672 case T_FLOAT:
673 dbt.btype = BTYPE_FLOAT;
674 dbt.fptype = FPTYPE_SINGLE;
675 break;
677 case T_DOUBLE:
678 dbt.btype = BTYPE_FLOAT;
679 dbt.fptype = FPTYPE_DOUBLE;
680 break;
682 case T_LNGDBL:
683 dbt.btype = BTYPE_FLOAT;
684 dbt.fptype = FPTYPE_EXTENDED;
685 break;
687 case T_UCHAR:
688 dbt.btype = BTYPE_CHAR;
689 dbt.sign = SIGN_UNSIGNED;
690 dbt.fptype = FPTYPE_NOTSPEC;
691 break;
693 case T_USHORT:
694 case T_UINT:
695 case T_ULONG:
696 dbt.btype = BTYPE_INT;
697 dbt.sign = SIGN_UNSIGNED;
698 dbt.fptype = FPTYPE_NOTSPEC;
699 break;
702 dbt.bitsize = type->size;
703 dbt.neg = 0x1001;
704 sysroff_swap_dbt_out (file, &dbt);
705 break;
708 case coff_pointer_type:
710 struct IT_dpt dpt;
712 dpt.dunno = 0;
713 walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
714 dpt.neg = 0x1001;
715 sysroff_swap_dpt_out (file, &dpt);
716 break;
719 case coff_function_type:
721 struct IT_dfp dfp;
722 struct coff_symbol *param;
724 dfp.end = 0;
725 dfp.spare = 0;
726 dfp.nparams = type->u.function.parameters->nvars;
727 dfp.neg = 0x1001;
729 walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
731 sysroff_swap_dfp_out (file, &dfp);
733 for (param = type->u.function.parameters->vars_head;
734 param;
735 param = param->next)
736 walk_tree_symbol (sfile, 0, param, nest);
738 dfp.end = 1;
739 sysroff_swap_dfp_out (file, &dfp);
740 break;
743 case coff_structdef_type:
745 struct IT_dbt dbt;
746 struct IT_dds dds;
747 struct coff_symbol *member;
749 dds.spare = 0;
750 dbt.btype = BTYPE_STRUCT;
751 dbt.bitsize = type->size;
752 dbt.sign = SIGN_UNSPEC;
753 dbt.fptype = FPTYPE_NOTSPEC;
754 dbt.sid = get_member_id (type->u.astructdef.idx);
755 dbt.neg = 0x1001;
756 sysroff_swap_dbt_out (file, &dbt);
757 dds.end = 0;
758 dds.neg = 0x1001;
759 sysroff_swap_dds_out (file, &dds);
761 for (member = type->u.astructdef.elements->vars_head;
762 member;
763 member = member->next)
764 walk_tree_symbol (sfile, 0, member, nest + 1);
766 dds.end = 1;
767 sysroff_swap_dds_out (file, &dds);
770 break;
772 case coff_structref_type:
774 struct IT_dbt dbt;
776 dbt.btype = BTYPE_TAG;
777 dbt.bitsize = type->size;
778 dbt.sign = SIGN_UNSPEC;
779 dbt.fptype = FPTYPE_NOTSPEC;
781 if (type->u.astructref.ref)
782 dbt.sid = get_member_id (type->u.astructref.ref->number);
783 else
784 dbt.sid = 0;
786 dbt.neg = 0x1001;
787 sysroff_swap_dbt_out (file, &dbt);
789 break;
791 case coff_array_type:
793 struct IT_dar dar;
794 int j;
795 int dims = 1; /* Only output one dimension at a time. */
797 dar.dims = dims;
798 dar.variable = nints (dims);
799 dar.subtype = nints (dims);
800 dar.spare = nints (dims);
801 dar.max_variable = nints (dims);
802 dar.maxspare = nints (dims);
803 dar.max = nints (dims);
804 dar.min_variable = nints (dims);
805 dar.min = nints (dims);
806 dar.minspare = nints (dims);
807 dar.neg = 0x1001;
808 dar.length = type->size / type->u.array.dim;
810 for (j = 0; j < dims; j++)
812 dar.variable[j] = VARIABLE_FIXED;
813 dar.subtype[j] = SUB_INTEGER;
814 dar.spare[j] = 0;
815 dar.max_variable[j] = 0;
816 dar.max[j] = type->u.array.dim;
817 dar.min_variable[j] = 0;
818 dar.min[j] = 1; /* Why isn't this 0 ? */
820 walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
821 sysroff_swap_dar_out (file, &dar);
823 break;
825 case coff_enumdef_type:
827 struct IT_dbt dbt;
828 struct IT_den den;
829 struct coff_symbol *member;
831 dbt.btype = BTYPE_ENUM;
832 dbt.bitsize = type->size;
833 dbt.sign = SIGN_UNSPEC;
834 dbt.fptype = FPTYPE_NOTSPEC;
835 dbt.sid = get_member_id (type->u.aenumdef.idx);
836 dbt.neg = 0x1001;
837 sysroff_swap_dbt_out (file, &dbt);
839 den.end = 0;
840 den.neg = 0x1001;
841 den.spare = 0;
842 sysroff_swap_den_out (file, &den);
844 for (member = type->u.aenumdef.elements->vars_head;
845 member;
846 member = member->next)
847 walk_tree_symbol (sfile, 0, member, nest + 1);
849 den.end = 1;
850 sysroff_swap_den_out (file, &den);
852 break;
854 case coff_enumref_type:
856 struct IT_dbt dbt;
858 dbt.btype = BTYPE_TAG;
859 dbt.bitsize = type->size;
860 dbt.sign = SIGN_UNSPEC;
861 dbt.fptype = FPTYPE_NOTSPEC;
862 dbt.sid = get_member_id (type->u.aenumref.ref->number);
863 dbt.neg = 0x1001;
864 sysroff_swap_dbt_out (file, &dbt);
866 break;
868 default:
869 abort ();
873 /* Obsolete ?
874 static void
875 dty_start ()
877 struct IT_dty dty;
878 dty.end = 0;
879 dty.neg = 0x1001;
880 dty.spare = 0;
881 sysroff_swap_dty_out (file, &dty);
884 static void
885 dty_stop ()
887 struct IT_dty dty;
888 dty.end = 0;
889 dty.neg = 0x1001;
890 dty.end = 1;
891 sysroff_swap_dty_out (file, &dty);
895 static void
896 dump_tree_structure (sfile, symbol, type, nest)
897 struct coff_sfile *sfile;
898 struct coff_symbol *symbol;
899 struct coff_type *type;
900 int nest;
902 if (symbol->type->type == coff_function_type)
911 static void
912 walk_tree_type (struct coff_sfile *sfile, struct coff_symbol *symbol,
913 struct coff_type *type, int nest)
915 if (symbol->type->type == coff_function_type)
917 struct IT_dty dty;
919 dty.end = 0;
920 dty.neg = 0x1001;
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);
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);
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);
945 else
947 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);
958 static void
959 walk_tree_symbol (struct coff_sfile *sfile, struct coff_section *section ATTRIBUTE_UNUSED, struct coff_symbol *symbol, int nest)
961 struct IT_dsy dsy;
963 memset (&dsy, 0, sizeof(dsy));
964 dsy.nesting = nest;
966 switch (symbol->type->type)
968 case coff_function_type:
969 dsy.type = STYPE_FUNC;
970 dsy.assign = 1;
971 break;
973 case coff_structref_type:
974 case coff_pointer_type:
975 case coff_array_type:
976 case coff_basic_type:
977 case coff_enumref_type:
978 dsy.type = STYPE_VAR;
979 dsy.assign = 1;
980 break;
982 case coff_enumdef_type:
983 dsy.type = STYPE_TAG;
984 dsy.assign = 0;
985 dsy.magic = 2;
986 break;
988 case coff_structdef_type:
989 dsy.type = STYPE_TAG;
990 dsy.assign = 0;
991 dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
992 break;
994 case coff_secdef_type:
995 return;
997 default:
998 abort ();
1001 if (symbol->where->where == coff_where_member_of_struct)
1003 dsy.assign = 0;
1004 dsy.type = STYPE_MEMBER;
1007 if (symbol->where->where == coff_where_member_of_enum)
1009 dsy.type = STYPE_ENUM;
1010 dsy.assign = 0;
1011 dsy.evallen = 4;
1012 dsy.evalue = symbol->where->offset;
1015 if (symbol->type->type == coff_structdef_type
1016 || symbol->where->where == coff_where_entag
1017 || symbol->where->where == coff_where_strtag)
1019 dsy.snumber = get_member_id (symbol->number);
1021 else
1023 dsy.snumber = get_ordinary_id (symbol->number);
1026 dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1028 switch (symbol->visible->type)
1030 case coff_vis_common:
1031 case coff_vis_ext_def:
1032 dsy.ainfo = AINFO_STATIC_EXT_DEF;
1033 break;
1035 case coff_vis_ext_ref:
1036 dsy.ainfo = AINFO_STATIC_EXT_REF;
1037 break;
1039 case coff_vis_int_def:
1040 dsy.ainfo = AINFO_STATIC_INT;
1041 break;
1043 case coff_vis_auto:
1044 case coff_vis_autoparam:
1045 dsy.ainfo = AINFO_AUTO;
1046 break;
1048 case coff_vis_register:
1049 case coff_vis_regparam:
1050 dsy.ainfo = AINFO_REG;
1051 break;
1052 break;
1054 case coff_vis_tag:
1055 case coff_vis_member_of_struct:
1056 case coff_vis_member_of_enum:
1057 break;
1059 default:
1060 abort ();
1063 dsy.dlength = symbol->type->size;
1065 switch (symbol->where->where)
1067 case coff_where_memory:
1069 dsy.section = symbol->where->section->number;
1070 #ifdef FOOP
1071 dsy.section = 0;
1072 #endif
1073 break;
1075 case coff_where_member_of_struct:
1076 case coff_where_member_of_enum:
1077 case coff_where_stack:
1078 case coff_where_register:
1079 case coff_where_unknown:
1080 case coff_where_strtag:
1081 case coff_where_entag:
1082 case coff_where_typedef:
1083 break;
1085 default:
1086 abort ();
1089 switch (symbol->where->where)
1091 case coff_where_memory:
1092 dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1093 break;
1095 case coff_where_stack:
1096 dsy.address = symbol->where->offset;
1097 break;
1099 case coff_where_member_of_struct:
1100 if (symbol->where->bitsize)
1102 int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1103 dsy.bitunit = 1;
1104 dsy.field_len = symbol->where->bitsize;
1105 dsy.field_off = (bits / 32) * 4;
1106 dsy.field_bitoff = bits % 32;
1108 else
1110 dsy.bitunit = 0;
1112 dsy.field_len = symbol->type->size;
1113 dsy.field_off = symbol->where->offset;
1115 break;
1117 case coff_where_member_of_enum:
1118 /* dsy.bitunit = 0;
1119 dsy.field_len = symbol->type->size;
1120 dsy.field_off = symbol->where->offset; */
1121 break;
1123 case coff_where_register:
1124 case coff_where_unknown:
1125 case coff_where_strtag:
1126 case coff_where_entag:
1127 case coff_where_typedef:
1128 break;
1130 default:
1131 abort ();
1134 if (symbol->where->where == coff_where_register)
1135 dsy.reg = rnames[symbol->where->offset];
1137 switch (symbol->visible->type)
1139 case coff_vis_common:
1140 /* We do this 'cause common C symbols are treated as extdefs. */
1141 case coff_vis_ext_def:
1142 case coff_vis_ext_ref:
1143 dsy.ename = symbol->name;
1144 break;
1146 case coff_vis_regparam:
1147 case coff_vis_autoparam:
1148 dsy.type = STYPE_PARAMETER;
1149 break;
1151 case coff_vis_int_def:
1152 case coff_vis_auto:
1153 case coff_vis_register:
1154 case coff_vis_tag:
1155 case coff_vis_member_of_struct:
1156 case coff_vis_member_of_enum:
1157 break;
1159 default:
1160 abort ();
1163 dsy.sfn = 0;
1164 dsy.sln = 2;
1165 dsy.neg = 0x1001;
1167 sysroff_swap_dsy_out (file, &dsy);
1169 walk_tree_type (sfile, symbol, symbol->type, nest);
1172 static void
1173 walk_tree_scope (struct coff_section *section, struct coff_sfile *sfile, struct coff_scope *scope, int nest, int type)
1175 struct coff_symbol *vars;
1176 struct coff_scope *child;
1178 if (scope->vars_head
1179 || (scope->list_head && scope->list_head->vars_head))
1181 wr_dps_start (sfile, section, scope, type, nest);
1183 if (nest == 0)
1184 wr_globals (tree, sfile, nest + 1);
1186 for (vars = scope->vars_head; vars; vars = vars->next)
1187 walk_tree_symbol (sfile, section, vars, nest);
1189 for (child = scope->list_head; child; child = child->next)
1190 walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1192 wr_dps_end (section, scope, type);
1196 static void
1197 walk_tree_sfile (struct coff_section *section, struct coff_sfile *sfile)
1199 walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1202 static void
1203 wr_program_structure (struct coff_ofile *p, struct coff_sfile *sfile)
1205 walk_tree_sfile (p->sections + 4, sfile);
1208 static void
1209 wr_du (struct coff_ofile *p, struct coff_sfile *sfile, int n)
1211 struct IT_du du;
1212 int lim;
1213 int i;
1214 int j;
1215 unsigned int *lowest = (unsigned *) nints (p->nsections);
1216 unsigned int *highest = (unsigned *) nints (p->nsections);
1218 du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1219 du.optimized = 0;
1220 du.stackfrmt = 0;
1221 du.spare = 0;
1222 du.unit = n;
1223 du.sections = p->nsections - 1;
1224 du.san = (int *) xcalloc (sizeof (int), du.sections);
1225 du.address = nints (du.sections);
1226 du.length = nints (du.sections);
1228 for (i = 0; i < du.sections; i++)
1230 lowest[i] = ~0;
1231 highest[i] = 0;
1234 lim = du.sections;
1235 for (j = 0; j < lim; j++)
1237 int src = j;
1238 int dst = j;
1240 du.san[dst] = dst;
1242 if (sfile->section[src].init)
1244 du.length[dst]
1245 = sfile->section[src].high - sfile->section[src].low + 1;
1246 du.address[dst]
1247 = sfile->section[src].low;
1249 else
1251 du.length[dst] = 0;
1252 du.address[dst] = 0;
1255 if (debug)
1257 if (sfile->section[src].parent)
1259 printf (" section %6s 0x%08x..0x%08x\n",
1260 sfile->section[src].parent->name,
1261 du.address[dst],
1262 du.address[dst] + du.length[dst] - 1);
1266 du.sections = dst + 1;
1269 du.tool = "c_gcc";
1270 du.date = DATE;
1272 sysroff_swap_du_out (file, &du);
1275 static void
1276 wr_dus (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile)
1278 struct IT_dus dus;
1280 dus.efn = 0x1001;
1281 dus.ns = 1; /* p->nsources; sac 14 jul 94 */
1282 dus.drb = nints (dus.ns);
1283 dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1284 dus.spare = nints (dus.ns);
1285 dus.ndir = 0;
1286 /* Find the filenames. */
1287 dus.drb[0] = 0;
1288 dus.fname[0] = sfile->name;
1290 sysroff_swap_dus_out (file, &dus);
1294 /* Find the offset of the .text section for this sfile in the
1295 .text section for the output file. */
1297 static int
1298 find_base (struct coff_sfile *sfile, struct coff_section *section)
1300 return sfile->section[section->number].low;
1303 static void
1304 wr_dln (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile,
1305 int n ATTRIBUTE_UNUSED)
1307 /* Count up all the linenumbers */
1309 struct coff_symbol *sy;
1310 int lc = 0;
1311 struct IT_dln dln;
1313 int idx;
1315 for (sy = sfile->scope->vars_head;
1317 sy = sy->next)
1319 struct coff_type *t = sy->type;
1320 if (t->type == coff_function_type)
1322 struct coff_line *l = t->u.function.lines;
1323 if (l)
1324 lc += l->nlines;
1328 dln.sfn = nints (lc);
1329 dln.sln = nints (lc);
1330 dln.cc = nints (lc);
1331 dln.section = nints (lc);
1333 dln.from_address = nints (lc);
1334 dln.to_address = nints (lc);
1337 dln.neg = 0x1001;
1339 dln.nln = lc;
1341 /* Run through once more and fill up the structure */
1342 idx = 0;
1343 for (sy = sfile->scope->vars_head;
1345 sy = sy->next)
1347 if (sy->type->type == coff_function_type)
1349 int i;
1350 struct coff_line *l = sy->type->u.function.lines;
1351 if (l)
1353 int base = find_base (sfile, sy->where->section);
1354 for (i = 0; i < l->nlines; i++)
1356 dln.section[idx] = sy->where->section->number;
1357 dln.sfn[idx] = 0;
1358 dln.sln[idx] = l->lines[i];
1359 dln.from_address[idx] =
1360 l->addresses[i] + sy->where->section->address - base;
1361 dln.cc[idx] = 0;
1362 if (idx)
1363 dln.to_address[idx - 1] = dln.from_address[idx];
1364 idx++;
1367 dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1371 if (lc)
1372 sysroff_swap_dln_out (file, &dln);
1375 /* Write the global symbols out to the debug info. */
1377 static void
1378 wr_globals (struct coff_ofile *p, struct coff_sfile *sfile,
1379 int n ATTRIBUTE_UNUSED)
1381 struct coff_symbol *sy;
1383 for (sy = p->symbol_list_head;
1385 sy = sy->next_in_ofile_list)
1387 if (sy->visible->type == coff_vis_ext_def
1388 || sy->visible->type == coff_vis_ext_ref)
1390 /* Only write out symbols if they belong to
1391 the current source file. */
1392 if (sy->sfile == sfile)
1393 walk_tree_symbol (sfile, 0, sy, 0);
1398 static void
1399 wr_debug (struct coff_ofile *p)
1401 struct coff_sfile *sfile;
1402 int n = 0;
1404 for (sfile = p->source_head;
1405 sfile;
1406 sfile = sfile->next)
1408 if (debug)
1409 printf ("%s\n", sfile->name);
1411 wr_du (p, sfile, n);
1412 wr_dus (p, sfile);
1413 wr_program_structure (p, sfile);
1414 wr_dln (p, sfile, n);
1415 n++;
1419 static void
1420 wr_cs (void)
1422 /* It seems that the CS struct is not normal - the size is wrong
1423 heres one I prepared earlier. */
1424 static char b[] =
1426 0x80, /* IT */
1427 0x21, /* RL */
1428 0x00, /* number of chars in variable length part */
1429 0x80, /* hd */
1430 0x00, /* hs */
1431 0x80, /* un */
1432 0x00, /* us */
1433 0x80, /* sc */
1434 0x00, /* ss */
1435 0x80, /* er */
1436 0x80, /* ed */
1437 0x80, /* sh */
1438 0x80, /* ob */
1439 0x80, /* rl */
1440 0x80, /* du */
1441 0x80, /* dps */
1442 0x80, /* dsy */
1443 0x80, /* dty */
1444 0x80, /* dln */
1445 0x80, /* dso */
1446 0x80, /* dus */
1447 0x00, /* dss */
1448 0x80, /* dbt */
1449 0x00, /* dpp */
1450 0x80, /* dfp */
1451 0x80, /* den */
1452 0x80, /* dds */
1453 0x80, /* dar */
1454 0x80, /* dpt */
1455 0x00, /* dul */
1456 0x00, /* dse */
1457 0x00, /* dot */
1458 0xDE /* CS */
1461 if (fwrite (b, sizeof (b), 1, file) != 1)
1462 /* FIXME: Return error status. */
1463 abort ();
1466 /* Write out the SC records for a unit. Create an SC
1467 for all the sections which appear in the output file, even
1468 if there isn't an equivalent one on the input. */
1470 static int
1471 wr_sc (struct coff_ofile *ptr, struct coff_sfile *sfile)
1473 int i;
1474 int scount = 0;
1475 /* First work out the total number of sections. */
1476 int total_sec = ptr->nsections;
1477 struct myinfo
1479 struct coff_section *sec;
1480 struct coff_symbol *symbol;
1482 struct coff_symbol *symbol;
1483 struct myinfo *info
1484 = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1487 for (i = 0; i < total_sec; i++)
1489 info[i].sec = ptr->sections + i;
1490 info[i].symbol = 0;
1493 for (symbol = sfile->scope->vars_head;
1494 symbol;
1495 symbol = symbol->next)
1498 if (symbol->type->type == coff_secdef_type)
1500 for (i = 0; i < total_sec; i++)
1502 if (symbol->where->section == info[i].sec)
1504 info[i].symbol = symbol;
1505 break;
1511 /* Now output all the section info, and fake up some stuff for sections
1512 we don't have. */
1513 for (i = 1; i < total_sec; i++)
1515 struct IT_sc sc;
1516 char *name;
1518 symbol = info[i].symbol;
1519 sc.spare = 0;
1520 sc.spare1 = 0;
1522 if (!symbol)
1524 /* Don't have a symbol set aside for this section, which means
1525 that nothing in this file does anything for the section. */
1526 sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1527 sc.addr = 0;
1528 sc.length = 0;
1529 name = info[i].sec->name;
1531 else
1533 if (bfd_get_file_flags (abfd) & EXEC_P)
1535 sc.format = 0;
1536 sc.addr = symbol->where->offset;
1538 else
1540 sc.format = 1;
1541 sc.addr = 0;
1543 sc.length = symbol->type->size;
1544 name = symbol->name;
1547 sc.align = 4;
1548 sc.concat = CONCAT_SIMPLE;
1549 sc.read = 3;
1550 sc.write = 3;
1551 sc.exec = 3;
1552 sc.init = 3;
1553 sc.mode = 3;
1554 sc.spare = 0;
1555 sc.segadd = 0;
1556 sc.spare1 = 0; /* If not zero, then it doesn't work. */
1557 sc.name = section_translate (name);
1559 if (strlen (sc.name) == 1)
1561 switch (sc.name[0])
1563 case 'D':
1564 case 'B':
1565 sc.contents = CONTENTS_DATA;
1566 break;
1568 default:
1569 sc.contents = CONTENTS_CODE;
1572 else
1574 sc.contents = CONTENTS_CODE;
1577 sysroff_swap_sc_out (file, &sc);
1578 scount++;
1580 return scount;
1583 /* Write out the ER records for a unit. */
1585 static void
1586 wr_er (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1587 int first)
1589 int idx = 0;
1590 struct coff_symbol *sym;
1592 if (first)
1594 for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1596 if (sym->visible->type == coff_vis_ext_ref)
1598 struct IT_er er;
1600 er.spare = 0;
1601 er.type = ER_NOTSPEC;
1602 er.name = sym->name;
1603 sysroff_swap_er_out (file, &er);
1604 sym->er_number = idx++;
1610 /* Write out the ED records for a unit. */
1612 static void
1613 wr_ed (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1614 int first)
1616 struct coff_symbol *s;
1618 if (first)
1620 for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1622 if (s->visible->type == coff_vis_ext_def
1623 || s->visible->type == coff_vis_common)
1625 struct IT_ed ed;
1627 ed.section = s->where->section->number;
1628 ed.spare = 0;
1630 if (s->where->section->data)
1632 ed.type = ED_TYPE_DATA;
1634 else if (s->where->section->code & SEC_CODE)
1636 ed.type = ED_TYPE_ENTRY;
1638 else
1640 ed.type = ED_TYPE_NOTSPEC;
1641 ed.type = ED_TYPE_DATA;
1644 ed.address = s->where->offset - s->where->section->address;
1645 ed.name = s->name;
1646 sysroff_swap_ed_out (file, &ed);
1652 static void
1653 wr_unit_info (struct coff_ofile *ptr)
1655 struct coff_sfile *sfile;
1656 int first = 1;
1658 for (sfile = ptr->source_head;
1659 sfile;
1660 sfile = sfile->next)
1662 long p1;
1663 long p2;
1664 int nsecs;
1666 p1 = ftell (file);
1667 wr_un (ptr, sfile, first, 0);
1668 nsecs = wr_sc (ptr, sfile);
1669 p2 = ftell (file);
1670 fseek (file, p1, SEEK_SET);
1671 wr_un (ptr, sfile, first, nsecs);
1672 fseek (file, p2, SEEK_SET);
1673 wr_er (ptr, sfile, first);
1674 wr_ed (ptr, sfile, first);
1675 first = 0;
1679 static void
1680 wr_module (struct coff_ofile *p)
1682 wr_cs ();
1683 wr_hd (p);
1684 wr_unit_info (p);
1685 wr_object_body (p);
1686 wr_debug (p);
1687 wr_tr ();
1690 static int
1691 align (int x)
1693 return (x + 3) & ~3;
1696 /* Find all the common variables and turn them into
1697 ordinary defs - dunno why, but thats what hitachi does with 'em. */
1699 static void
1700 prescan (struct coff_ofile *tree)
1702 struct coff_symbol *s;
1703 struct coff_section *common_section;
1705 /* Find the common section - always section 3. */
1706 common_section = tree->sections + 3;
1708 for (s = tree->symbol_list_head;
1710 s = s->next_in_ofile_list)
1712 if (s->visible->type == coff_vis_common)
1714 struct coff_where *w = s->where;
1715 /* s->visible->type = coff_vis_ext_def; leave it as common */
1716 common_section->size = align (common_section->size);
1717 w->offset = common_section->size + common_section->address;
1718 w->section = common_section;
1719 common_section->size += s->type->size;
1720 common_section->size = align (common_section->size);
1725 char *program_name;
1727 static void
1728 show_usage (FILE *file, int status)
1730 fprintf (file, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name);
1731 fprintf (file, _("Convert a COFF object file into a SYSROFF object file\n"));
1732 fprintf (file, _(" The options are:\n\
1733 -q --quick (Obsolete - ignored)\n\
1734 -n --noprescan Do not perform a scan to convert commons into defs\n\
1735 -d --debug Display information about what is being done\n\
1736 @<file> Read options from <file>\n\
1737 -h --help Display this information\n\
1738 -v --version Print the program's version number\n"));
1740 if (REPORT_BUGS_TO[0] && status == 0)
1741 fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
1742 exit (status);
1746 main (int ac, char **av)
1748 int opt;
1749 static struct option long_options[] =
1751 {"debug", no_argument, 0, 'd'},
1752 {"quick", no_argument, 0, 'q'},
1753 {"noprescan", no_argument, 0, 'n'},
1754 {"help", no_argument, 0, 'h'},
1755 {"version", no_argument, 0, 'V'},
1756 {NULL, no_argument, 0, 0}
1758 char **matching;
1759 char *input_file;
1760 char *output_file;
1762 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1763 setlocale (LC_MESSAGES, "");
1764 #endif
1765 #if defined (HAVE_SETLOCALE)
1766 setlocale (LC_CTYPE, "");
1767 #endif
1768 bindtextdomain (PACKAGE, LOCALEDIR);
1769 textdomain (PACKAGE);
1771 program_name = av[0];
1772 xmalloc_set_program_name (program_name);
1774 expandargv (&ac, &av);
1776 while ((opt = getopt_long (ac, av, "dHhVvqn", long_options,
1777 (int *) NULL))
1778 != EOF)
1780 switch (opt)
1782 case 'q':
1783 quick = 1;
1784 break;
1785 case 'n':
1786 noprescan = 1;
1787 break;
1788 case 'd':
1789 debug = 1;
1790 break;
1791 case 'H':
1792 case 'h':
1793 show_usage (stdout, 0);
1794 /*NOTREACHED */
1795 case 'v':
1796 case 'V':
1797 print_version ("srconv");
1798 exit (0);
1799 /*NOTREACHED */
1800 case 0:
1801 break;
1802 default:
1803 show_usage (stderr, 1);
1804 /*NOTREACHED */
1808 /* The input and output files may be named on the command line. */
1809 output_file = NULL;
1810 if (optind < ac)
1812 input_file = av[optind];
1813 ++optind;
1814 if (optind < ac)
1816 output_file = av[optind];
1817 ++optind;
1818 if (optind < ac)
1819 show_usage (stderr, 1);
1820 if (strcmp (input_file, output_file) == 0)
1822 fatal (_("input and output files must be different"));
1826 else
1827 input_file = 0;
1829 if (!input_file)
1831 fatal (_("no input file specified"));
1834 if (!output_file)
1836 /* Take a .o off the input file and stick on a .obj. If
1837 it doesn't end in .o, then stick a .obj on anyway */
1839 int len = strlen (input_file);
1841 output_file = xmalloc (len + 5);
1842 strcpy (output_file, input_file);
1844 if (len > 3
1845 && output_file[len - 2] == '.'
1846 && output_file[len - 1] == 'o')
1848 output_file[len] = 'b';
1849 output_file[len + 1] = 'j';
1850 output_file[len + 2] = 0;
1852 else
1854 strcat (output_file, ".obj");
1858 abfd = bfd_openr (input_file, 0);
1860 if (!abfd)
1861 bfd_fatal (input_file);
1863 if (!bfd_check_format_matches (abfd, bfd_object, &matching))
1865 bfd_nonfatal (input_file);
1867 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
1869 list_matching_formats (matching);
1870 free (matching);
1872 exit (1);
1875 file = fopen (output_file, FOPEN_WB);
1877 if (!file)
1878 fatal (_("unable to open output file %s"), output_file);
1880 if (debug)
1881 printf ("ids %d %d\n", base1, base2);
1883 tree = coff_grok (abfd);
1885 if (!noprescan)
1886 prescan (tree);
1888 wr_module (tree);
1889 return 0;