forked from gbenson/binutils-gdb
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathsrconv.c
1901 lines (1621 loc) · 40.9 KB
/
srconv.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* srconv.c -- Sysroff conversion program
Copyright (C) 1994-2015 Free Software Foundation, Inc.
This file is part of GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
02110-1301, USA. */
/* Written by Steve Chamberlain ([email protected])
This program can be used to convert a coff object file
into a Hitachi OM/LM (Sysroff) format.
All debugging information is preserved */
#include "sysdep.h"
#include "bfd.h"
#include "bucomm.h"
#include "sysroff.h"
#include "coffgrok.h"
#include "libiberty.h"
#include "filenames.h"
#include "getopt.h"
#include "coff/internal.h"
#include "../bfd/libcoff.h"
/*#define FOOP1 1 */
static int addrsize;
static char *toolname;
static char **rnames;
static int get_member_id (int);
static int get_ordinary_id (int);
static char *section_translate (char *);
static char *strip_suffix (const char *);
static void checksum (FILE *, unsigned char *, int, int);
static void writeINT (int, unsigned char *, int *, int, FILE *);
static void writeBITS (int, unsigned char *, int *, int);
static void writeBARRAY (barray, unsigned char *, int *, int, FILE *);
static void writeCHARS (char *, unsigned char *, int *, int, FILE *);
static void wr_tr (void);
static void wr_un (struct coff_ofile *, struct coff_sfile *, int, int);
static void wr_hd (struct coff_ofile *);
static void wr_sh (struct coff_ofile *, struct coff_section *);
static void wr_ob (struct coff_ofile *, struct coff_section *);
static void wr_rl (struct coff_ofile *, struct coff_section *);
static void wr_object_body (struct coff_ofile *);
static void wr_dps_start
(struct coff_sfile *, struct coff_section *, struct coff_scope *, int, int);
static void wr_dps_end (struct coff_section *, struct coff_scope *, int);
static int *nints (int);
static void walk_tree_type_1
(struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
static void walk_tree_type
(struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
static void walk_tree_symbol
(struct coff_sfile *, struct coff_section *, struct coff_symbol *, int);
static void walk_tree_scope
(struct coff_section *, struct coff_sfile *, struct coff_scope *, int, int);
static void walk_tree_sfile (struct coff_section *, struct coff_sfile *);
static void wr_program_structure (struct coff_ofile *, struct coff_sfile *);
static void wr_du (struct coff_ofile *, struct coff_sfile *, int);
static void wr_dus (struct coff_ofile *, struct coff_sfile *);
static int find_base (struct coff_sfile *, struct coff_section *);
static void wr_dln (struct coff_ofile *, struct coff_sfile *, int);
static void wr_globals (struct coff_ofile *, struct coff_sfile *, int);
static void wr_debug (struct coff_ofile *);
static void wr_cs (void);
static int wr_sc (struct coff_ofile *, struct coff_sfile *);
static void wr_er (struct coff_ofile *, struct coff_sfile *, int);
static void wr_ed (struct coff_ofile *, struct coff_sfile *, int);
static void wr_unit_info (struct coff_ofile *);
static void wr_module (struct coff_ofile *);
static int align (int);
static void prescan (struct coff_ofile *);
static void show_usage (FILE *, int);
extern int main (int, char **);
static FILE *file;
static bfd *abfd;
static int debug = 0;
static int quick = 0;
static int noprescan = 0;
static struct coff_ofile *tree;
/* Obsolete ??
static int absolute_p;
*/
static int segmented_p;
static int code;
static int ids1[20000];
static int ids2[20000];
static int base1 = 0x18;
static int base2 = 0x2018;
static int
get_member_id (int x)
{
if (ids2[x])
return ids2[x];
ids2[x] = base2++;
return ids2[x];
}
static int
get_ordinary_id (int x)
{
if (ids1[x])
return ids1[x];
ids1[x] = base1++;
return ids1[x];
}
static char *
section_translate (char *n)
{
if (strcmp (n, ".text") == 0)
return "P";
if (strcmp (n, ".data") == 0)
return "D";
if (strcmp (n, ".bss") == 0)
return "B";
return n;
}
#define DATE "940201073000"; /* Just a time on my birthday */
static char *
strip_suffix (const char *name)
{
int i;
char *res;
for (i = 0; name[i] != 0 && name[i] != '.'; i++)
;
res = (char *) xmalloc (i + 1);
memcpy (res, name, i);
res[i] = 0;
return res;
}
/* IT LEN stuff CS */
static void
checksum (FILE *ffile, unsigned char *ptr, int size, int ccode)
{
int j;
int last;
int sum = 0;
int bytes = size / 8;
last = !(ccode & 0xff00);
if (size & 0x7)
fatal (_("Checksum failure"));
ptr[0] = ccode | (last ? 0x80 : 0);
ptr[1] = bytes + 1;
for (j = 0; j < bytes; j++)
sum += ptr[j];
/* Glue on a checksum too. */
ptr[bytes] = ~sum;
if (fwrite (ptr, bytes + 1, 1, ffile) != 1)
/* FIXME: Return error status. */
fatal (_("Failed to write checksum"));
}
static void
writeINT (int n, unsigned char *ptr, int *idx, int size, FILE *ffile)
{
int byte = *idx / 8;
if (size == -2)
size = addrsize;
else if (size == -1)
size = 0;
if (byte > 240)
{
/* Lets write out that record and do another one. */
checksum (ffile, ptr, *idx, code | 0x1000);
*idx = 16;
byte = *idx / 8;
}
switch (size)
{
case 0:
break;
case 1:
ptr[byte] = n;
break;
case 2:
ptr[byte + 0] = n >> 8;
ptr[byte + 1] = n;
break;
case 4:
ptr[byte + 0] = n >> 24;
ptr[byte + 1] = n >> 16;
ptr[byte + 2] = n >> 8;
ptr[byte + 3] = n >> 0;
break;
default:
fatal (_("Unsupported integer write size: %d"), size);
}
*idx += size * 8;
}
static void
writeBITS (int val, unsigned char *ptr, int *idx, int size)
{
int byte = *idx / 8;
int bit = *idx % 8;
int old;
*idx += size;
old = ptr[byte];
/* Turn off all about to change bits. */
old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
/* Turn on the bits we want. */
old |= (val & ((1 << size) - 1)) << (8 - bit - size);
ptr[byte] = old;
}
static void
writeBARRAY (barray data, unsigned char *ptr, int *idx,
int size ATTRIBUTE_UNUSED, FILE *ffile)
{
int i;
writeINT (data.len, ptr, idx, 1, ffile);
for (i = 0; i < data.len; i++)
writeINT (data.data[i], ptr, idx, 1, ffile);
}
static void
writeCHARS (char *string, unsigned char *ptr, int *idx, int size, FILE *ffile)
{
int i = *idx / 8;
if (i > 240)
{
/* Lets write out that record and do another one. */
checksum (ffile, ptr, *idx, code | 0x1000);
*idx = 16;
i = *idx / 8;
}
if (size == 0)
{
/* Variable length string. */
size = strlen (string);
ptr[i++] = size;
}
/* BUG WAITING TO HAPPEN. */
memcpy (ptr + i, string, size);
i += size;
*idx = i * 8;
}
#define SYSROFF_SWAP_OUT
#include "sysroff.c"
static char *rname_sh[] =
{
"R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
};
static char *rname_h8300[] =
{
"ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
};
static void
wr_tr (void)
{
/* The TR block is not normal - it doesn't have any contents. */
static char b[] =
{
0xff, /* IT */
0x03, /* RL */
0xfd, /* CS */
};
if (fwrite (b, sizeof (b), 1, file) != 1)
/* FIXME: Return error status. */
fatal (_("Failed to write TR block"));
}
static void
wr_un (struct coff_ofile *ptr, struct coff_sfile *sfile, int first,
int nsecs ATTRIBUTE_UNUSED)
{
struct IT_un un;
struct coff_symbol *s;
un.spare1 = 0;
if (bfd_get_file_flags (abfd) & EXEC_P)
un.format = FORMAT_LM;
else
un.format = FORMAT_OM;
un.spare1 = 0;
/* Don't count the abs section. */
un.nsections = ptr->nsections - 1;
un.nextdefs = 0;
un.nextrefs = 0;
/* Count all the undefined and defined variables with global scope. */
if (first)
{
for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
{
if (s->visible->type == coff_vis_ext_def
|| s->visible->type == coff_vis_common)
un.nextdefs++;
if (s->visible->type == coff_vis_ext_ref)
un.nextrefs++;
}
}
un.tool = toolname;
un.tcd = DATE;
un.linker = "L_GX00";
un.lcd = DATE;
un.name = sfile->name;
sysroff_swap_un_out (file, &un);
}
static void
wr_hd (struct coff_ofile *p)
{
struct IT_hd hd;
hd.spare1 = 0;
if (bfd_get_file_flags (abfd) & EXEC_P)
hd.mt = MTYPE_ABS_LM;
else
hd.mt = MTYPE_OMS_OR_LMS;
hd.cd = DATE;
hd.nu = p->nsources; /* Always one unit */
hd.code = 0; /* Always ASCII */
hd.ver = "0200"; /* Version 2.00 */
switch (bfd_get_arch (abfd))
{
case bfd_arch_h8300:
hd.au = 8;
hd.si = 0;
hd.spcsz = 32;
hd.segsz = 0;
hd.segsh = 0;
switch (bfd_get_mach (abfd))
{
case bfd_mach_h8300:
hd.cpu = "H8300";
hd.afl = 2;
addrsize = 2;
toolname = "C_H8/300";
break;
case bfd_mach_h8300h:
hd.cpu = "H8300H";
hd.afl = 4;
addrsize = 4;
toolname = "C_H8/300H";
break;
case bfd_mach_h8300s:
hd.cpu = "H8300S";
hd.afl = 4;
addrsize = 4;
toolname = "C_H8/300S";
break;
default:
fatal (_("Unrecognized H8300 sub-architecture: %ld"),
bfd_get_mach (abfd));
}
rnames = rname_h8300;
break;
case bfd_arch_sh:
hd.au = 8;
hd.si = 0;
hd.afl = 4;
hd.spcsz = 32;
hd.segsz = 0;
hd.segsh = 0;
hd.cpu = "SH";
addrsize = 4;
toolname = "C_SH";
rnames = rname_sh;
break;
default:
fatal (_("Unsupported architecture: %d"), bfd_get_arch (abfd));
}
if (! (bfd_get_file_flags(abfd) & EXEC_P))
{
hd.ep = 0;
}
else
{
hd.ep = 1;
hd.uan = 0;
hd.sa = 0;
hd.sad = 0;
hd.address = bfd_get_start_address (abfd);
}
hd.os = "";
hd.sys = "";
hd.mn = strip_suffix (bfd_get_filename (abfd));
sysroff_swap_hd_out (file, &hd);
}
static void
wr_sh (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *sec)
{
struct IT_sh sh;
sh.unit = 0;
sh.section = sec->number;
#ifdef FOOP1
sh.section = 0;
#endif
sysroff_swap_sh_out (file, &sh);
}
static void
wr_ob (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *section)
{
bfd_size_type i;
int first = 1;
unsigned char stuff[200];
i = 0;
while (i < bfd_get_section_size (section->bfd_section))
{
struct IT_ob ob;
int todo = 200; /* Copy in 200 byte lumps. */
ob.spare = 0;
if (i + todo > bfd_get_section_size (section->bfd_section))
todo = bfd_get_section_size (section->bfd_section) - i;
if (first)
{
ob.saf = 1;
if (bfd_get_file_flags (abfd) & EXEC_P)
ob.address = section->address;
else
ob.address = 0;
first = 0;
}
else
{
ob.saf = 0;
}
ob.cpf = 0; /* Never compress. */
ob.data.len = todo;
bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
ob.data.data = stuff;
sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
i += todo;
}
/* Now fill the rest with blanks. */
while (i < (bfd_size_type) section->size)
{
struct IT_ob ob;
int todo = 200; /* Copy in 200 byte lumps. */
ob.spare = 0;
if (i + todo > (bfd_size_type) section->size)
todo = section->size - i;
ob.saf = 0;
ob.cpf = 0; /* Never compress. */
ob.data.len = todo;
memset (stuff, 0, todo);
ob.data.data = stuff;
sysroff_swap_ob_out (file, &ob);
i += todo;
}
/* Now fill the rest with blanks. */
}
static void
wr_rl (struct coff_ofile *ptr ATTRIBUTE_UNUSED, struct coff_section *sec)
{
int nr = sec->nrelocs;
int i;
for (i = 0; i < nr; i++)
{
struct coff_reloc *r = sec->relocs + i;
struct coff_symbol *ref;
struct IT_rl rl;
rl.apol = 0;
rl.boundary = 0;
rl.segment = 1;
rl.sign = 0;
rl.check = 0;
rl.addr = r->offset;
rl.bitloc = 0;
rl.flen = 32; /* SH Specific. */
/* What sort of reloc ? Look in the section to find out. */
ref = r->symbol;
if (ref->visible->type == coff_vis_ext_ref)
{
rl.bcount = 4; /* Always 4 for us. */
rl.op = OP_EXT_REF;
rl.symn = ref->er_number;
}
else if (ref->visible->type == coff_vis_common)
{
rl.bcount = 11; /* Always 11 for us. */
rl.op = OP_SEC_REF;
rl.secn = ref->where->section->number;
rl.copcode_is_3 = 3;
rl.alength_is_4 = 4;
rl.addend = ref->where->offset - ref->where->section->address;
rl.aopcode_is_0x20 = 0x20;
}
else
{
rl.bcount = 11; /* Always 11 for us. */
rl.op = OP_SEC_REF;
rl.secn = ref->where->section->number;
rl.copcode_is_3 = 3;
rl.alength_is_4 = 4;
rl.addend = -ref->where->section->address;
rl.aopcode_is_0x20 = 0x20;
}
rl.end = 0xff;
if ( rl.op == OP_SEC_REF
|| rl.op == OP_EXT_REF)
sysroff_swap_rl_out (file, &rl);
}
}
static void
wr_object_body (struct coff_ofile *p)
{
int i;
for (i = 1; i < p->nsections; i++)
{
wr_sh (p, p->sections + i);
wr_ob (p, p->sections + i);
wr_rl (p, p->sections + i);
}
}
static void
wr_dps_start (struct coff_sfile *sfile,
struct coff_section *section ATTRIBUTE_UNUSED,
struct coff_scope *scope, int type, int nest)
{
struct IT_dps dps;
dps.end = 0;
dps.opt = 0;
dps.type = type;
if (scope->sec)
{
dps.san = scope->sec->number;
dps.address = scope->offset - find_base (sfile, scope->sec);
dps.block_size = scope->size;
if (debug)
{
printf ("DPS %s %d %x\n",
sfile->name,
nest,
dps.address);
}
}
else
{
dps.san = 0;
dps.address = 0;
dps.block_size = 0;
}
dps.nesting = nest;
dps.neg = 0x1001;
sysroff_swap_dps_out (file, &dps);
}
static void
wr_dps_end (struct coff_section *section ATTRIBUTE_UNUSED,
struct coff_scope *scope ATTRIBUTE_UNUSED, int type)
{
struct IT_dps dps;
dps.end = 1;
dps.type = type;
sysroff_swap_dps_out (file, &dps);
}
static int *
nints (int x)
{
return (int *) (xcalloc (sizeof (int), x));
}
static void
walk_tree_type_1 (struct coff_sfile *sfile, struct coff_symbol *symbol,
struct coff_type *type, int nest)
{
switch (type->type)
{
case coff_secdef_type:
case coff_basic_type:
{
struct IT_dbt dbt;
switch (type->u.basic)
{
case T_NULL:
case T_VOID:
dbt.btype = BTYPE_VOID;
dbt.sign = BTYPE_UNSPEC;
dbt.fptype = FPTYPE_NOTSPEC;
break;
case T_CHAR:
dbt.btype = BTYPE_CHAR;
dbt.sign = BTYPE_UNSPEC;
dbt.fptype = FPTYPE_NOTSPEC;
break;
case T_SHORT:
case T_INT:
case T_LONG:
dbt.btype = BTYPE_INT;
dbt.sign = SIGN_SIGNED;
dbt.fptype = FPTYPE_NOTSPEC;
break;
case T_FLOAT:
dbt.btype = BTYPE_FLOAT;
dbt.fptype = FPTYPE_SINGLE;
break;
case T_DOUBLE:
dbt.btype = BTYPE_FLOAT;
dbt.fptype = FPTYPE_DOUBLE;
break;
case T_LNGDBL:
dbt.btype = BTYPE_FLOAT;
dbt.fptype = FPTYPE_EXTENDED;
break;
case T_UCHAR:
dbt.btype = BTYPE_CHAR;
dbt.sign = SIGN_UNSIGNED;
dbt.fptype = FPTYPE_NOTSPEC;
break;
case T_USHORT:
case T_UINT:
case T_ULONG:
dbt.btype = BTYPE_INT;
dbt.sign = SIGN_UNSIGNED;
dbt.fptype = FPTYPE_NOTSPEC;
break;
}
dbt.bitsize = type->size;
dbt.neg = 0x1001;
sysroff_swap_dbt_out (file, &dbt);
break;
}
case coff_pointer_type:
{
struct IT_dpt dpt;
dpt.dunno = 0;
walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
dpt.neg = 0x1001;
sysroff_swap_dpt_out (file, &dpt);
break;
}
case coff_function_type:
{
struct IT_dfp dfp;
struct coff_symbol *param;
dfp.end = 0;
dfp.spare = 0;
dfp.nparams = type->u.function.parameters->nvars;
dfp.neg = 0x1001;
walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
sysroff_swap_dfp_out (file, &dfp);
for (param = type->u.function.parameters->vars_head;
param;
param = param->next)
walk_tree_symbol (sfile, 0, param, nest);
dfp.end = 1;
sysroff_swap_dfp_out (file, &dfp);
break;
}
case coff_structdef_type:
{
struct IT_dbt dbt;
struct IT_dds dds;
struct coff_symbol *member;
dds.spare = 0;
dbt.btype = BTYPE_STRUCT;
dbt.bitsize = type->size;
dbt.sign = SIGN_UNSPEC;
dbt.fptype = FPTYPE_NOTSPEC;
dbt.sid = get_member_id (type->u.astructdef.idx);
dbt.neg = 0x1001;
sysroff_swap_dbt_out (file, &dbt);
dds.end = 0;
dds.neg = 0x1001;
sysroff_swap_dds_out (file, &dds);
for (member = type->u.astructdef.elements->vars_head;
member;
member = member->next)
walk_tree_symbol (sfile, 0, member, nest + 1);
dds.end = 1;
sysroff_swap_dds_out (file, &dds);
}
break;
case coff_structref_type:
{
struct IT_dbt dbt;
dbt.btype = BTYPE_TAG;
dbt.bitsize = type->size;
dbt.sign = SIGN_UNSPEC;
dbt.fptype = FPTYPE_NOTSPEC;
if (type->u.astructref.ref)
dbt.sid = get_member_id (type->u.astructref.ref->number);
else
dbt.sid = 0;
dbt.neg = 0x1001;
sysroff_swap_dbt_out (file, &dbt);
}
break;
case coff_array_type:
{
struct IT_dar dar;
int j;
int dims = 1; /* Only output one dimension at a time. */
dar.dims = dims;
dar.variable = nints (dims);
dar.subtype = nints (dims);
dar.spare = nints (dims);
dar.max_variable = nints (dims);
dar.maxspare = nints (dims);
dar.max = nints (dims);
dar.min_variable = nints (dims);
dar.min = nints (dims);
dar.minspare = nints (dims);
dar.neg = 0x1001;
dar.length = type->size / type->u.array.dim;
for (j = 0; j < dims; j++)
{
dar.variable[j] = VARIABLE_FIXED;
dar.subtype[j] = SUB_INTEGER;
dar.spare[j] = 0;
dar.max_variable[j] = 0;
dar.max[j] = type->u.array.dim;
dar.min_variable[j] = 0;
dar.min[j] = 1; /* Why isn't this 0 ? */
}
walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
sysroff_swap_dar_out (file, &dar);
}
break;
case coff_enumdef_type:
{
struct IT_dbt dbt;
struct IT_den den;
struct coff_symbol *member;
dbt.btype = BTYPE_ENUM;
dbt.bitsize = type->size;
dbt.sign = SIGN_UNSPEC;
dbt.fptype = FPTYPE_NOTSPEC;
dbt.sid = get_member_id (type->u.aenumdef.idx);
dbt.neg = 0x1001;
sysroff_swap_dbt_out (file, &dbt);
den.end = 0;
den.neg = 0x1001;
den.spare = 0;
sysroff_swap_den_out (file, &den);
for (member = type->u.aenumdef.elements->vars_head;
member;
member = member->next)
walk_tree_symbol (sfile, 0, member, nest + 1);
den.end = 1;
sysroff_swap_den_out (file, &den);
}
break;
case coff_enumref_type:
{
struct IT_dbt dbt;
dbt.btype = BTYPE_TAG;
dbt.bitsize = type->size;
dbt.sign = SIGN_UNSPEC;
dbt.fptype = FPTYPE_NOTSPEC;
dbt.sid = get_member_id (type->u.aenumref.ref->number);
dbt.neg = 0x1001;
sysroff_swap_dbt_out (file, &dbt);
}
break;
default:
fatal (_("Unrecognised type: %d"), type->type);
}
}
/* Obsolete ?
static void
dty_start ()
{
struct IT_dty dty;
dty.end = 0;
dty.neg = 0x1001;
dty.spare = 0;
sysroff_swap_dty_out (file, &dty);
}
static void
dty_stop ()
{
struct IT_dty dty;
dty.end = 0;
dty.neg = 0x1001;
dty.end = 1;
sysroff_swap_dty_out (file, &dty);
}
static void
dump_tree_structure (sfile, symbol, type, nest)
struct coff_sfile *sfile;
struct coff_symbol *symbol;
struct coff_type *type;
int nest;
{
if (symbol->type->type == coff_function_type)
{
}
}
*/
static void
walk_tree_type (struct coff_sfile *sfile, struct coff_symbol *symbol,
struct coff_type *type, int nest)
{
if (symbol->type->type == coff_function_type)
{
struct IT_dty dty;
dty.end = 0;
dty.neg = 0x1001;
sysroff_swap_dty_out (file, &dty);
walk_tree_type_1 (sfile, symbol, type, nest);
dty.end = 1;
sysroff_swap_dty_out (file, &dty);
wr_dps_start (sfile,
symbol->where->section,
symbol->type->u.function.code,
BLOCK_TYPE_FUNCTION, nest);
wr_dps_start (sfile, symbol->where->section,
symbol->type->u.function.code,
BLOCK_TYPE_BLOCK, nest);
walk_tree_scope (symbol->where->section,
sfile,
symbol->type->u.function.code,
nest + 1, BLOCK_TYPE_BLOCK);
wr_dps_end (symbol->where->section,
symbol->type->u.function.code,
BLOCK_TYPE_BLOCK);
wr_dps_end (symbol->where->section,
symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
}
else
{
struct IT_dty dty;
dty.end = 0;
dty.neg = 0x1001;
sysroff_swap_dty_out (file, &dty);
walk_tree_type_1 (sfile, symbol, type, nest);
dty.end = 1;
sysroff_swap_dty_out (file, &dty);
}
}
static void
walk_tree_symbol (struct coff_sfile *sfile, struct coff_section *section ATTRIBUTE_UNUSED, struct coff_symbol *symbol, int nest)
{
struct IT_dsy dsy;
memset (&dsy, 0, sizeof(dsy));
dsy.nesting = nest;
switch (symbol->type->type)
{
case coff_function_type:
dsy.type = STYPE_FUNC;
dsy.assign = 1;
break;
case coff_structref_type:
case coff_pointer_type:
case coff_array_type:
case coff_basic_type:
case coff_enumref_type:
dsy.type = STYPE_VAR;
dsy.assign = 1;
break;
case coff_enumdef_type:
dsy.type = STYPE_TAG;
dsy.assign = 0;
dsy.magic = 2;
break;
case coff_structdef_type:
dsy.type = STYPE_TAG;
dsy.assign = 0;
dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
break;
case coff_secdef_type:
return;
default:
fatal (_("Unrecognised coff symbol type: %d"), symbol->type->type);