-
Notifications
You must be signed in to change notification settings - Fork 32
/
memory.c
1061 lines (973 loc) · 37.5 KB
/
memory.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
/* ------------------------------------------------------------------------- */
/* "memory" : Memory management and ICL memory setting commands */
/* (For "memoryerror", see "errors.c") */
/* */
/* Part of Inform 6.33 */
/* copyright (c) Graham Nelson 1993 - 2013 */
/* */
/* ------------------------------------------------------------------------- */
#include "header.h"
int32 malloced_bytes=0; /* Total amount of memory allocated */
#ifdef PC_QUICKC
extern void *my_malloc(int32 size, char *whatfor)
{ char _huge *c;
if (memout_switch)
printf("Allocating %ld bytes for %s\n",size,whatfor);
if (size==0) return(NULL);
c=(char _huge *)halloc(size,1); malloced_bytes+=size;
if (c==0) memory_out_error(size, 1, whatfor);
return(c);
}
extern void my_realloc(void *pointer, int32 oldsize, int32 size,
char *whatfor)
{ char _huge *c;
if (size==0) {
my_free(pointer, whatfor);
return;
}
c=halloc(size,1); malloced_bytes+=size;
if (c==0) memory_out_error(size, 1, whatfor);
if (memout_switch)
printf("Increasing allocation to %ld bytes for %s was (%08lx) \
now (%08lx)\n",
(long int) size,whatfor,(long int) (*(int **)pointer),
(long int) c);
memcpy(c, *(int **)pointer, MIN(oldsize, size));
hfree(*(int **)pointer);
*(int **)pointer = c;
}
extern void *my_calloc(int32 size, int32 howmany, char *whatfor)
{ void _huge *c;
if (memout_switch)
printf("Allocating %d bytes: array (%ld entries size %ld) for %s\n",
size*howmany,howmany,size,whatfor);
if ((size*howmany) == 0) return(NULL);
c=(void _huge *)halloc(howmany*size,1); malloced_bytes+=size*howmany;
if (c==0) memory_out_error(size, howmany, whatfor);
return(c);
}
extern void my_recalloc(void *pointer, int32 size, int32 oldhowmany,
int32 howmany, char *whatfor)
{ void _huge *c;
if (size*howmany==0) {
my_free(pointer, whatfor);
return;
}
c=(void _huge *)halloc(size*howmany,1); malloced_bytes+=size*howmany;
if (c==0) memory_out_error(size, howmany, whatfor);
if (memout_switch)
printf("Increasing allocation to %ld bytes: array (%ld entries size %ld) \
for %s was (%08lx) now (%08lx)\n",
((long int)size) * ((long int)howmany),
(long int)howmany,(long int)size,whatfor,
(long int) *(int **)pointer, (long int) c);
memcpy(c, *(int **)pointer, MIN(size*oldhowmany, size*howmany));
hfree(*(int **)pointer);
*(int **)pointer = c;
}
#else
extern void *my_malloc(int32 size, char *whatfor)
{ char *c;
if (size==0) return(NULL);
c=malloc((size_t) size); malloced_bytes+=size;
if (c==0) memory_out_error(size, 1, whatfor);
if (memout_switch)
printf("Allocating %ld bytes for %s at (%08lx)\n",
(long int) size,whatfor,(long int) c);
return(c);
}
extern void my_realloc(void *pointer, int32 oldsize, int32 size,
char *whatfor)
{ void *c;
if (size==0) {
my_free(pointer, whatfor);
return;
}
c=realloc(*(int **)pointer, (size_t) size); malloced_bytes+=size;
if (c==0) memory_out_error(size, 1, whatfor);
if (memout_switch)
printf("Increasing allocation to %ld bytes for %s was (%08lx) \
now (%08lx)\n",
(long int) size,whatfor,(long int) (*(int **)pointer),
(long int) c);
*(int **)pointer = c;
}
extern void *my_calloc(int32 size, int32 howmany, char *whatfor)
{ void *c;
if (size*howmany==0) return(NULL);
c=calloc(howmany,(size_t) size); malloced_bytes+=size*howmany;
if (c==0) memory_out_error(size, howmany, whatfor);
if (memout_switch)
printf("Allocating %ld bytes: array (%ld entries size %ld) \
for %s at (%08lx)\n",
((long int)size) * ((long int)howmany),
(long int)howmany,(long int)size,whatfor,
(long int) c);
return(c);
}
extern void my_recalloc(void *pointer, int32 size, int32 oldhowmany,
int32 howmany, char *whatfor)
{ void *c;
if (size*howmany==0) {
my_free(pointer, whatfor);
return;
}
c=realloc(*(int **)pointer, (size_t)size*(size_t)howmany);
malloced_bytes+=size*howmany;
if (c==0) memory_out_error(size, howmany, whatfor);
if (memout_switch)
printf("Increasing allocation to %ld bytes: array (%ld entries size %ld) \
for %s was (%08lx) now (%08lx)\n",
((long int)size) * ((long int)howmany),
(long int)howmany,(long int)size,whatfor,
(long int) *(int **)pointer, (long int) c);
*(int **)pointer = c;
}
#endif
extern void my_free(void *pointer, char *whatitwas)
{
if (*(int **)pointer != NULL)
{ if (memout_switch)
printf("Freeing memory for %s at (%08lx)\n",
whatitwas, (long int) (*(int **)pointer));
#ifdef PC_QUICKC
hfree(*(int **)pointer);
#else
free(*(int **)pointer);
#endif
*(int **)pointer = NULL;
}
}
/* ------------------------------------------------------------------------- */
/* Extensible blocks of memory, providing a kind of RAM disc as an */
/* alternative to the temporary files option */
/* ------------------------------------------------------------------------- */
static char chunk_name_buffer[60];
static char *chunk_name(memory_block *MB, int no)
{ char *p = "(unknown)";
if (MB == &static_strings_area) p = "static strings area";
if (MB == &zcode_area) p = "Z-code area";
if (MB == &link_data_area) p = "link data area";
if (MB == &zcode_backpatch_table) p = "Z-code backpatch table";
if (MB == &zmachine_backpatch_table) p = "Z-machine backpatch table";
sprintf(chunk_name_buffer, "%s chunk %d", p, no);
return(chunk_name_buffer);
}
extern void initialise_memory_block(memory_block *MB)
{ int i;
MB->chunks = 0;
for (i=0; i<72; i++) MB->chunk[i] = NULL;
MB->extent_of_last = 0;
MB->write_pos = 0;
}
extern void deallocate_memory_block(memory_block *MB)
{ int i;
for (i=0; i<72; i++)
if (MB->chunk[i] != NULL)
my_free(&(MB->chunk[i]), chunk_name(MB, i));
MB->chunks = 0;
MB->extent_of_last = 0;
}
extern int read_byte_from_memory_block(memory_block *MB, int32 index)
{ uchar *p;
p = MB->chunk[index/ALLOC_CHUNK_SIZE];
if (p == NULL)
{ compiler_error_named("memory: read from unwritten byte in",
chunk_name(MB, index/ALLOC_CHUNK_SIZE));
return 0;
}
return p[index % ALLOC_CHUNK_SIZE];
}
extern void write_byte_to_memory_block(memory_block *MB, int32 index, int value)
{ uchar *p; int ch = index/ALLOC_CHUNK_SIZE;
if (ch < 0)
{ compiler_error_named("memory: negative index to", chunk_name(MB, 0));
return;
}
if (ch >= 72) memoryerror("ALLOC_CHUNK_SIZE", ALLOC_CHUNK_SIZE);
if (MB->chunk[ch] == NULL)
{ int i;
MB->chunk[ch] = my_malloc(ALLOC_CHUNK_SIZE, chunk_name(MB, ch));
p = MB->chunk[ch];
for (i=0; i<ALLOC_CHUNK_SIZE; i++) p[i] = 255;
}
p = MB->chunk[ch];
p[index % ALLOC_CHUNK_SIZE] = value;
}
/* ------------------------------------------------------------------------- */
/* Where the memory settings are declared as variables */
/* ------------------------------------------------------------------------- */
int MAX_QTEXT_SIZE;
int MAX_SYMBOLS;
int SYMBOLS_CHUNK_SIZE;
int HASH_TAB_SIZE;
int MAX_OBJECTS;
int MAX_ARRAYS;
int MAX_ACTIONS;
int MAX_ADJECTIVES;
int MAX_DICT_ENTRIES;
int MAX_STATIC_DATA;
int MAX_PROP_TABLE_SIZE;
int MAX_ABBREVS;
int MAX_EXPRESSION_NODES;
int MAX_VERBS;
int MAX_VERBSPACE;
int MAX_LABELS;
int MAX_LINESPACE;
int32 MAX_STATIC_STRINGS;
int32 MAX_ZCODE_SIZE;
int MAX_LOW_STRINGS;
int32 MAX_TRANSCRIPT_SIZE;
int MAX_CLASSES;
int32 MAX_LINK_DATA_SIZE;
int MAX_INCLUSION_DEPTH;
int MAX_SOURCE_FILES;
int32 MAX_INDIV_PROP_TABLE_SIZE;
int32 MAX_OBJ_PROP_TABLE_SIZE;
int MAX_OBJ_PROP_COUNT;
int MAX_LOCAL_VARIABLES;
int MAX_GLOBAL_VARIABLES;
int DICT_WORD_SIZE; /* number of characters in a dict word */
int DICT_CHAR_SIZE; /* (glulx) 1 for one-byte chars, 4 for Unicode chars */
int DICT_WORD_BYTES; /* DICT_WORD_SIZE*DICT_CHAR_SIZE */
int ZCODE_HEADER_EXT_WORDS; /* (zcode 1.0) requested header extension size */
int ZCODE_HEADER_FLAGS_3; /* (zcode 1.1) value to place in Flags 3 word */
int NUM_ATTR_BYTES;
int GLULX_OBJECT_EXT_BYTES; /* (glulx) extra bytes for each object record */
int32 MAX_NUM_STATIC_STRINGS;
int32 MAX_UNICODE_CHARS;
int32 MAX_STACK_SIZE;
int32 MEMORY_MAP_EXTENSION;
int ALLOC_CHUNK_SIZE;
int WARN_UNUSED_ROUTINES; /* 0: no, 1: yes except in system files, 2: yes always */
int OMIT_UNUSED_ROUTINES; /* 0: no, 1: yes */
/* The way memory sizes are set causes great nuisance for those parameters
which have different defaults under Z-code and Glulx. We have to get
the defaults right whether the user sets "-G $HUGE" or "$HUGE -G".
And an explicit value set by the user should override both defaults. */
static int32 MAX_ZCODE_SIZE_z, MAX_ZCODE_SIZE_g;
static int MAX_PROP_TABLE_SIZE_z, MAX_PROP_TABLE_SIZE_g;
static int MAX_GLOBAL_VARIABLES_z, MAX_GLOBAL_VARIABLES_g;
static int MAX_LOCAL_VARIABLES_z, MAX_LOCAL_VARIABLES_g;
static int DICT_WORD_SIZE_z, DICT_WORD_SIZE_g;
static int NUM_ATTR_BYTES_z, NUM_ATTR_BYTES_g;
static int ALLOC_CHUNK_SIZE_z, ALLOC_CHUNK_SIZE_g;
/* ------------------------------------------------------------------------- */
/* Memory control from the command line */
/* ------------------------------------------------------------------------- */
static void list_memory_sizes(void)
{ printf("+--------------------------------------+\n");
printf("| %25s = %-7s |\n","Memory setting","Value");
printf("+--------------------------------------+\n");
printf("| %25s = %-7d |\n","MAX_ABBREVS",MAX_ABBREVS);
printf("| %25s = %-7d |\n","MAX_ACTIONS",MAX_ACTIONS);
printf("| %25s = %-7d |\n","MAX_ADJECTIVES",MAX_ADJECTIVES);
printf("| %25s = %-7d |\n","ALLOC_CHUNK_SIZE",ALLOC_CHUNK_SIZE);
printf("| %25s = %-7d |\n","NUM_ATTR_BYTES",NUM_ATTR_BYTES);
printf("| %25s = %-7d |\n","MAX_CLASSES",MAX_CLASSES);
printf("| %25s = %-7d |\n","MAX_DICT_ENTRIES",MAX_DICT_ENTRIES);
printf("| %25s = %-7d |\n","DICT_WORD_SIZE",DICT_WORD_SIZE);
if (glulx_mode)
printf("| %25s = %-7d |\n","DICT_CHAR_SIZE",DICT_CHAR_SIZE);
printf("| %25s = %-7d |\n","MAX_EXPRESSION_NODES",MAX_EXPRESSION_NODES);
printf("| %25s = %-7d |\n","MAX_GLOBAL_VARIABLES",MAX_GLOBAL_VARIABLES);
printf("| %25s = %-7d |\n","HASH_TAB_SIZE",HASH_TAB_SIZE);
if (!glulx_mode)
printf("| %25s = %-7d |\n","ZCODE_HEADER_EXT_WORDS",ZCODE_HEADER_EXT_WORDS);
if (!glulx_mode)
printf("| %25s = %-7d |\n","ZCODE_HEADER_FLAGS_3",ZCODE_HEADER_FLAGS_3);
printf("| %25s = %-7d |\n","MAX_INCLUSION_DEPTH",MAX_INCLUSION_DEPTH);
printf("| %25s = %-7d |\n","MAX_INDIV_PROP_TABLE_SIZE",
MAX_INDIV_PROP_TABLE_SIZE);
printf("| %25s = %-7d |\n","MAX_LABELS",MAX_LABELS);
printf("| %25s = %-7d |\n","MAX_LINESPACE",MAX_LINESPACE);
printf("| %25s = %-7d |\n","MAX_LINK_DATA_SIZE",MAX_LINK_DATA_SIZE);
if (glulx_mode)
printf("| %25s = %-7d |\n","MAX_LOCAL_VARIABLES",MAX_LOCAL_VARIABLES);
printf("| %25s = %-7d |\n","MAX_LOW_STRINGS",MAX_LOW_STRINGS);
if (glulx_mode)
printf("| %25s = %-7d |\n","MEMORY_MAP_EXTENSION",
MEMORY_MAP_EXTENSION);
if (glulx_mode)
printf("| %25s = %-7d |\n","MAX_NUM_STATIC_STRINGS",
MAX_NUM_STATIC_STRINGS);
printf("| %25s = %-7d |\n","MAX_OBJECTS",MAX_OBJECTS);
if (glulx_mode)
printf("| %25s = %-7d |\n","GLULX_OBJECT_EXT_BYTES",
GLULX_OBJECT_EXT_BYTES);
if (glulx_mode)
printf("| %25s = %-7d |\n","MAX_OBJ_PROP_COUNT",
MAX_OBJ_PROP_COUNT);
if (glulx_mode)
printf("| %25s = %-7d |\n","MAX_OBJ_PROP_TABLE_SIZE",
MAX_OBJ_PROP_TABLE_SIZE);
printf("| %25s = %-7d |\n","MAX_PROP_TABLE_SIZE",MAX_PROP_TABLE_SIZE);
printf("| %25s = %-7d |\n","MAX_QTEXT_SIZE",MAX_QTEXT_SIZE);
printf("| %25s = %-7d |\n","MAX_SOURCE_FILES",MAX_SOURCE_FILES);
if (glulx_mode)
printf("| %25s = %-7ld |\n","MAX_STACK_SIZE",
(long int) MAX_STACK_SIZE);
printf("| %25s = %-7d |\n","MAX_STATIC_DATA",MAX_STATIC_DATA);
printf("| %25s = %-7ld |\n","MAX_STATIC_STRINGS",
(long int) MAX_STATIC_STRINGS);
printf("| %25s = %-7d |\n","MAX_SYMBOLS",MAX_SYMBOLS);
printf("| %25s = %-7d |\n","SYMBOLS_CHUNK_SIZE",SYMBOLS_CHUNK_SIZE);
printf("| %25s = %-7ld |\n","MAX_TRANSCRIPT_SIZE",
(long int) MAX_TRANSCRIPT_SIZE);
if (glulx_mode)
printf("| %25s = %-7ld |\n","MAX_UNICODE_CHARS",
(long int) MAX_UNICODE_CHARS);
printf("| %25s = %-7d |\n","WARN_UNUSED_ROUTINES",WARN_UNUSED_ROUTINES);
printf("| %25s = %-7d |\n","OMIT_UNUSED_ROUTINES",OMIT_UNUSED_ROUTINES);
printf("| %25s = %-7d |\n","MAX_VERBS",MAX_VERBS);
printf("| %25s = %-7d |\n","MAX_VERBSPACE",MAX_VERBSPACE);
printf("| %25s = %-7ld |\n","MAX_ZCODE_SIZE",
(long int) MAX_ZCODE_SIZE);
printf("+--------------------------------------+\n");
}
extern void set_memory_sizes(int size_flag)
{
if (size_flag == HUGE_SIZE)
{
MAX_QTEXT_SIZE = 4000;
MAX_SYMBOLS = 10000;
SYMBOLS_CHUNK_SIZE = 5000;
HASH_TAB_SIZE = 512;
MAX_OBJECTS = 640;
MAX_ACTIONS = 200;
MAX_ADJECTIVES = 50;
MAX_DICT_ENTRIES = 2000;
MAX_STATIC_DATA = 10000;
MAX_PROP_TABLE_SIZE_z = 30000;
MAX_PROP_TABLE_SIZE_g = 60000;
MAX_ABBREVS = 64;
MAX_EXPRESSION_NODES = 100;
MAX_VERBS = 200;
MAX_VERBSPACE = 4096;
MAX_LABELS = 1000;
MAX_LINESPACE = 16000;
MAX_STATIC_STRINGS = 8000;
MAX_ZCODE_SIZE_z = 20000;
MAX_ZCODE_SIZE_g = 40000;
MAX_LINK_DATA_SIZE = 2000;
MAX_LOW_STRINGS = 2048;
MAX_TRANSCRIPT_SIZE = 200000;
MAX_NUM_STATIC_STRINGS = 20000;
MAX_CLASSES = 64;
MAX_OBJ_PROP_COUNT = 128;
MAX_OBJ_PROP_TABLE_SIZE = 4096;
MAX_INDIV_PROP_TABLE_SIZE = 15000;
MAX_ARRAYS = 128;
MAX_GLOBAL_VARIABLES_z = 240;
MAX_GLOBAL_VARIABLES_g = 512;
ALLOC_CHUNK_SIZE_z = 8192;
ALLOC_CHUNK_SIZE_g = 32768;
}
if (size_flag == LARGE_SIZE)
{
MAX_QTEXT_SIZE = 4000;
MAX_SYMBOLS = 6400;
SYMBOLS_CHUNK_SIZE = 5000;
HASH_TAB_SIZE = 512;
MAX_OBJECTS = 512;
MAX_ACTIONS = 200;
MAX_ADJECTIVES = 50;
MAX_DICT_ENTRIES = 1300;
MAX_STATIC_DATA = 10000;
MAX_PROP_TABLE_SIZE_z = 15000;
MAX_PROP_TABLE_SIZE_g = 30000;
MAX_ABBREVS = 64;
MAX_EXPRESSION_NODES = 100;
MAX_VERBS = 140;
MAX_VERBSPACE = 4096;
MAX_LINESPACE = 10000;
MAX_LABELS = 1000;
MAX_STATIC_STRINGS = 8000;
MAX_ZCODE_SIZE_z = 20000;
MAX_ZCODE_SIZE_g = 40000;
MAX_LINK_DATA_SIZE = 2000;
MAX_LOW_STRINGS = 2048;
MAX_TRANSCRIPT_SIZE = 200000;
MAX_NUM_STATIC_STRINGS = 20000;
MAX_CLASSES = 64;
MAX_OBJ_PROP_COUNT = 64;
MAX_OBJ_PROP_TABLE_SIZE = 2048;
MAX_INDIV_PROP_TABLE_SIZE = 10000;
MAX_ARRAYS = 128;
MAX_GLOBAL_VARIABLES_z = 240;
MAX_GLOBAL_VARIABLES_g = 512;
ALLOC_CHUNK_SIZE_z = 8192;
ALLOC_CHUNK_SIZE_g = 16384;
}
if (size_flag == SMALL_SIZE)
{
MAX_QTEXT_SIZE = 4000;
MAX_SYMBOLS = 3000;
SYMBOLS_CHUNK_SIZE = 2500;
HASH_TAB_SIZE = 512;
MAX_OBJECTS = 300;
MAX_ACTIONS = 200;
MAX_ADJECTIVES = 50;
MAX_DICT_ENTRIES = 700;
MAX_STATIC_DATA = 10000;
MAX_PROP_TABLE_SIZE_z = 8000;
MAX_PROP_TABLE_SIZE_g = 16000;
MAX_ABBREVS = 64;
MAX_EXPRESSION_NODES = 40;
MAX_VERBS = 110;
MAX_VERBSPACE = 2048;
MAX_LINESPACE = 10000;
MAX_LABELS = 1000;
MAX_STATIC_STRINGS = 8000;
MAX_ZCODE_SIZE_z = 10000;
MAX_ZCODE_SIZE_g = 20000;
MAX_LINK_DATA_SIZE = 1000;
MAX_LOW_STRINGS = 1024;
MAX_TRANSCRIPT_SIZE = 100000;
MAX_NUM_STATIC_STRINGS = 10000;
MAX_CLASSES = 32;
MAX_OBJ_PROP_COUNT = 64;
MAX_OBJ_PROP_TABLE_SIZE = 1024;
MAX_INDIV_PROP_TABLE_SIZE = 5000;
MAX_ARRAYS = 64;
MAX_GLOBAL_VARIABLES_z = 240;
MAX_GLOBAL_VARIABLES_g = 256;
ALLOC_CHUNK_SIZE_z = 8192;
ALLOC_CHUNK_SIZE_g = 8192;
}
/* Regardless of size_flag... */
MAX_SOURCE_FILES = 256;
MAX_INCLUSION_DEPTH = 5;
MAX_LOCAL_VARIABLES_z = 16;
MAX_LOCAL_VARIABLES_g = 32;
DICT_CHAR_SIZE = 1;
DICT_WORD_SIZE_z = 6;
DICT_WORD_SIZE_g = 9;
NUM_ATTR_BYTES_z = 6;
NUM_ATTR_BYTES_g = 7;
/* Backwards-compatible behavior: allow for a unicode table
whether we need one or not. The user can set this to zero if
there's no unicode table. */
ZCODE_HEADER_EXT_WORDS = 3;
ZCODE_HEADER_FLAGS_3 = 0;
GLULX_OBJECT_EXT_BYTES = 0;
MAX_UNICODE_CHARS = 64;
MEMORY_MAP_EXTENSION = 0;
/* We estimate the default Glulx stack size at 4096. That's about
enough for 90 nested function calls with 8 locals each -- the
same capacity as the Z-Spec's suggestion for Z-machine stack
size. Note that Inform 7 wants more stack; I7-generated code
sets MAX_STACK_SIZE to 65536 by default. */
MAX_STACK_SIZE = 4096;
OMIT_UNUSED_ROUTINES = 0;
WARN_UNUSED_ROUTINES = 0;
adjust_memory_sizes();
}
extern void adjust_memory_sizes()
{
if (!glulx_mode) {
MAX_ZCODE_SIZE = MAX_ZCODE_SIZE_z;
MAX_PROP_TABLE_SIZE = MAX_PROP_TABLE_SIZE_z;
MAX_GLOBAL_VARIABLES = MAX_GLOBAL_VARIABLES_z;
MAX_LOCAL_VARIABLES = MAX_LOCAL_VARIABLES_z;
DICT_WORD_SIZE = DICT_WORD_SIZE_z;
NUM_ATTR_BYTES = NUM_ATTR_BYTES_z;
ALLOC_CHUNK_SIZE = ALLOC_CHUNK_SIZE_z;
}
else {
MAX_ZCODE_SIZE = MAX_ZCODE_SIZE_g;
MAX_PROP_TABLE_SIZE = MAX_PROP_TABLE_SIZE_g;
MAX_GLOBAL_VARIABLES = MAX_GLOBAL_VARIABLES_g;
MAX_LOCAL_VARIABLES = MAX_LOCAL_VARIABLES_g;
DICT_WORD_SIZE = DICT_WORD_SIZE_g;
NUM_ATTR_BYTES = NUM_ATTR_BYTES_g;
ALLOC_CHUNK_SIZE = ALLOC_CHUNK_SIZE_g;
}
}
static void explain_parameter(char *command)
{ printf("\n");
if (strcmp(command,"MAX_QTEXT_SIZE")==0)
{ printf(
" MAX_QTEXT_SIZE is the maximum length of a quoted string. Increasing\n\
by 1 costs 5 bytes (for lexical analysis memory). Inform automatically\n\
ensures that MAX_STATIC_STRINGS is at least twice the size of this.");
return;
}
if (strcmp(command,"MAX_SYMBOLS")==0)
{ printf(
" MAX_SYMBOLS is the maximum number of symbols - names of variables, \n\
objects, routines, the many internal Inform-generated names and so on.\n");
return;
}
if (strcmp(command,"SYMBOLS_CHUNK_SIZE")==0)
{ printf(
" The symbols names are stored in memory which is allocated in chunks \n\
of size SYMBOLS_CHUNK_SIZE.\n");
return;
}
if (strcmp(command,"HASH_TAB_SIZE")==0)
{ printf(
" HASH_TAB_SIZE is the size of the hash tables used for the heaviest \n\
symbols banks.\n");
return;
}
if (strcmp(command,"MAX_OBJECTS")==0)
{ printf(
" MAX_OBJECTS is the maximum number of objects. (If compiling a version-3 \n\
game, 255 is an absolute maximum in any event.)\n");
return;
}
if (strcmp(command,"MAX_ACTIONS")==0)
{ printf(
" MAX_ACTIONS is the maximum number of actions - that is, routines such as \n\
TakeSub which are referenced in the grammar table.\n");
return;
}
if (strcmp(command,"MAX_ADJECTIVES")==0)
{ printf(
" MAX_ADJECTIVES is the maximum number of different \"adjectives\" in the \n\
grammar table. Adjectives are misleadingly named: they are words such as \n\
\"in\", \"under\" and the like.\n");
return;
}
if (strcmp(command,"MAX_DICT_ENTRIES")==0)
{ printf(
" MAX_DICT_ENTRIES is the maximum number of words which can be entered \n\
into the game's dictionary. It costs 29 bytes to increase this by one.\n");
return;
}
if (strcmp(command,"DICT_WORD_SIZE")==0)
{ printf(
" DICT_WORD_SIZE is the number of characters in a dictionary word. In \n\
Z-code this is always 6 (only 4 are used in v3 games). In Glulx it \n\
can be any number.\n");
return;
}
if (strcmp(command,"DICT_CHAR_SIZE")==0)
{ printf(
" DICT_CHAR_SIZE is the byte size of one character in the dictionary. \n\
(This is only meaningful in Glulx, since Z-code has compressed dictionary \n\
words.) It can be either 1 (the default) or 4 (to enable full Unicode \n\
input.)\n");
return;
}
if (strcmp(command,"NUM_ATTR_BYTES")==0)
{ printf(
" NUM_ATTR_BYTES is the space used to store attribute flags. Each byte \n\
stores eight attributes. In Z-code this is always 6 (only 4 are used in \n\
v3 games). In Glulx it can be any number which is a multiple of four, \n\
plus three.\n");
return;
}
if (strcmp(command,"ZCODE_HEADER_EXT_WORDS")==0)
{ printf(
" ZCODE_HEADER_EXT_WORDS is the number of words in the Z-code header \n\
extension table (Z-Spec 1.0). The -W switch also sets this. It defaults \n\
to 3, but can be set higher. (It can be set lower if no Unicode \n\
translation table is created.)\n");
return;
}
if (strcmp(command,"ZCODE_HEADER_FLAGS_3")==0)
{ printf(
" ZCODE_HEADER_FLAGS_3 is the value to store in the Flags 3 word of the \n\
header extension table (Z-Spec 1.1).\n");
return;
}
if (strcmp(command,"GLULX_OBJECT_EXT_BYTES")==0)
{ printf(
" GLULX_OBJECT_EXT_BYTES is an amount of additional space to add to each \n\
object record. It is initialized to zero bytes, and the game is free to \n\
use it as desired. (This is only meaningful in Glulx, since Z-code \n\
specifies the object structure.)\n");
return;
}
if (strcmp(command,"MAX_STATIC_DATA")==0)
{ printf(
" MAX_STATIC_DATA is the size of an array of integers holding initial \n\
values for arrays and strings stored as ASCII inside the Z-machine. It \n\
should be at least 1024 but seldom needs much more.\n");
return;
}
if (strcmp(command,"MAX_PROP_TABLE_SIZE")==0)
{ printf(
" MAX_PROP_TABLE_SIZE is the number of bytes allocated to hold the \n\
properties table.\n");
return;
}
if (strcmp(command,"MAX_ABBREVS")==0)
{ printf(
" MAX_ABBREVS is the maximum number of declared abbreviations. It is not \n\
allowed to exceed 64.\n");
return;
}
if (strcmp(command,"MAX_ARRAYS")==0)
{ printf(
" MAX_ARRAYS is the maximum number of declared arrays.\n");
return;
}
if (strcmp(command,"MAX_EXPRESSION_NODES")==0)
{ printf(
" MAX_EXPRESSION_NODES is the maximum number of nodes in the expression \n\
evaluator's storage for parse trees. In effect, it measures how \n\
complicated algebraic expressions are allowed to be. Increasing it by \n\
one costs about 80 bytes.\n");
return;
}
if (strcmp(command,"MAX_VERBS")==0)
{ printf(
" MAX_VERBS is the maximum number of verbs (such as \"take\") which can be \n\
defined, each with its own grammar. To increase it by one costs about\n\
128 bytes. A full game will contain at least 100.\n");
return;
}
if (strcmp(command,"MAX_VERBSPACE")==0)
{ printf(
" MAX_VERBSPACE is the size of workspace used to store verb words, so may\n\
need increasing in games with many synonyms: unlikely to exceed 4K.\n");
return;
}
if (strcmp(command,"MAX_LABELS")==0)
{ printf(
" MAX_LABELS is the maximum number of label points in any one routine.\n\
(If the -k debugging information switch is set, MAX_LABELS is raised to\n\
a minimum level of 2000, as about twice the normal number of label points\n\
are needed to generate tables of how source code corresponds to positions\n\
in compiled code.)");
return;
}
if (strcmp(command,"MAX_LINESPACE")==0)
{ printf(
" MAX_LINESPACE is the size of workspace used to store grammar lines, so \n\
may need increasing in games with complex or extensive grammars.\n");
return;
}
if (strcmp(command,"MAX_STATIC_STRINGS")==0)
{
printf(
" MAX_STATIC_STRINGS is the size in bytes of a buffer to hold compiled\n\
strings before they're written into longer-term storage. 2000 bytes is \n\
plenty, allowing string constants of up to about 3000 characters long.\n\
Inform automatically ensures that this is at least twice the size of\n\
MAX_QTEXT_SIZE, to be on the safe side.");
return;
}
if (strcmp(command,"MAX_ZCODE_SIZE")==0)
{
printf(
" MAX_ZCODE_SIZE is the size in bytes of a buffer to hold compiled \n\
code for a single routine. (It applies to both Z-code and Glulx, \n\
despite the name.) As a guide, the longest library routine is \n\
about 6500 bytes long in Z-code; about twice that in Glulx.");
return;
}
if (strcmp(command,"MAX_LINK_DATA_SIZE")==0)
{
printf(
" MAX_LINK_DATA_SIZE is the size in bytes of a buffer to hold module \n\
link data before it's written into longer-term storage. 2000 bytes \n\
is plenty.");
return;
}
if (strcmp(command,"MAX_LOW_STRINGS")==0)
{ printf(
" MAX_LOW_STRINGS is the size in bytes of a buffer to hold all the \n\
compiled \"low strings\" which are to be written above the synonyms table \n\
in the Z-machine. 1024 is plenty.\n");
return;
}
if (strcmp(command,"MAX_TRANSCRIPT_SIZE")==0)
{ printf(
" MAX_TRANSCRIPT_SIZE is only allocated for the abbreviations optimisation \n\
switch, and has the size in bytes of a buffer to hold the entire text of\n\
the game being compiled: it has to be enormous, say 100000 to 200000.\n");
return;
}
if (strcmp(command,"MAX_CLASSES")==0)
{ printf(
" MAX_CLASSES maximum number of object classes which can be defined. This\n\
is cheap to increase.\n");
return;
}
if (strcmp(command,"MAX_INCLUSION_DEPTH")==0)
{ printf(
" MAX_INCLUSION_DEPTH is the number of nested includes permitted.\n");
return;
}
if (strcmp(command,"MAX_SOURCE_FILES")==0)
{ printf(
" MAX_SOURCE_FILES is the number of source files that can be read in the \n\
compilation.\n");
return;
}
if (strcmp(command,"MAX_INDIV_PROP_TABLE_SIZE")==0)
{ printf(
" MAX_INDIV_PROP_TABLE_SIZE is the number of bytes allocated to hold the \n\
table of ..variable values.\n");
return;
}
if (strcmp(command,"MAX_OBJ_PROP_COUNT")==0)
{ printf(
" MAX_OBJ_PROP_COUNT is the maximum number of properties a single object \n\
can have. (Glulx only)\n");
return;
}
if (strcmp(command,"MAX_OBJ_PROP_TABLE_SIZE")==0)
{ printf(
" MAX_OBJ_PROP_TABLE_SIZE is the number of words allocated to hold a \n\
single object's properties. (Glulx only)\n");
return;
}
if (strcmp(command,"MAX_LOCAL_VARIABLES")==0)
{ printf(
" MAX_LOCAL_VARIABLES is the number of local variables (including \n\
arguments) allowed in a procedure. (Glulx only)\n");
return;
}
if (strcmp(command,"MAX_GLOBAL_VARIABLES")==0)
{ printf(
" MAX_GLOBAL_VARIABLES is the number of global variables allowed in the \n\
program. (Glulx only)\n");
return;
}
if (strcmp(command,"MAX_NUM_STATIC_STRINGS")==0)
{
printf(
" MAX_NUM_STATIC_STRINGS is the maximum number of compiled strings \n\
allowed in the program. (Glulx only)\n");
return;
}
if (strcmp(command,"MAX_UNICODE_CHARS")==0)
{
printf(
" MAX_UNICODE_CHARS is the maximum number of different Unicode characters \n\
(beyond the Latin-1 range, $00..$FF) which the game text can use. \n\
(Glulx only)\n");
return;
}
if (strcmp(command,"ALLOC_CHUNK_SIZE")==0)
{
printf(
" ALLOC_CHUNK_SIZE is a base unit of Inform's internal memory allocation \n\
for various structures.\n");
return;
}
if (strcmp(command,"MAX_STACK_SIZE")==0)
{
printf(
" MAX_STACK_SIZE is the maximum size (in bytes) of the interpreter stack \n\
during gameplay. (Glulx only)\n");
return;
}
if (strcmp(command,"MEMORY_MAP_EXTENSION")==0)
{
printf(
" MEMORY_MAP_EXTENSION is the number of bytes (all zeroes) to map into \n\
memory after the game file. (Glulx only)\n");
return;
}
if (strcmp(command,"WARN_UNUSED_ROUTINES")==0)
{
printf(
" WARN_UNUSED_ROUTINES, if set to 2, will display a warning for each \n\
routine in the game file which is never called. (This includes \n\
routines called only from uncalled routines, etc.) If set to 1, will warn \n\
only about functions in game code, not in the system library.\n");
return;
}
if (strcmp(command,"OMIT_UNUSED_ROUTINES")==0)
{
printf(
" OMIT_UNUSED_ROUTINES, if set to 1, will avoid compiling unused routines \n\
into the game file.\n");
return;
}
printf("No such memory setting as \"%s\"\n",command);
return;
}
extern void memory_command(char *command)
{ int i, k, flag=0; int32 j;
for (k=0; command[k]!=0; k++)
if (islower(command[k])) command[k]=toupper(command[k]);
if (command[0]=='?') { explain_parameter(command+1); return; }
if (strcmp(command, "HUGE")==0) { set_memory_sizes(HUGE_SIZE); return; }
if (strcmp(command, "LARGE")==0) { set_memory_sizes(LARGE_SIZE); return; }
if (strcmp(command, "SMALL")==0) { set_memory_sizes(SMALL_SIZE); return; }
if (strcmp(command, "LIST")==0) { list_memory_sizes(); return; }
for (i=0; command[i]!=0; i++)
{ if (command[i]=='=')
{ command[i]=0;
j=(int32) atoi(command+i+1);
if ((j==0) && (command[i+1]!='0'))
{ printf("Bad numerical setting in $ command \"%s=%s\"\n",
command,command+i+1);
return;
}
if (strcmp(command,"BUFFER_LENGTH")==0)
flag=2;
if (strcmp(command,"MAX_QTEXT_SIZE")==0)
{ MAX_QTEXT_SIZE=j, flag=1;
if (2*MAX_QTEXT_SIZE > MAX_STATIC_STRINGS)
MAX_STATIC_STRINGS = 2*MAX_QTEXT_SIZE;
}
if (strcmp(command,"MAX_SYMBOLS")==0)
MAX_SYMBOLS=j, flag=1;
if (strcmp(command,"MAX_BANK_SIZE")==0)
flag=2;
if (strcmp(command,"SYMBOLS_CHUNK_SIZE")==0)
SYMBOLS_CHUNK_SIZE=j, flag=1;
if (strcmp(command,"BANK_CHUNK_SIZE")==0)
flag=2;
if (strcmp(command,"HASH_TAB_SIZE")==0)
HASH_TAB_SIZE=j, flag=1;
if (strcmp(command,"MAX_OBJECTS")==0)
MAX_OBJECTS=j, flag=1;
if (strcmp(command,"MAX_ACTIONS")==0)
MAX_ACTIONS=j, flag=1;
if (strcmp(command,"MAX_ADJECTIVES")==0)
MAX_ADJECTIVES=j, flag=1;
if (strcmp(command,"MAX_DICT_ENTRIES")==0)
MAX_DICT_ENTRIES=j, flag=1;
if (strcmp(command,"DICT_WORD_SIZE")==0)
{ DICT_WORD_SIZE=j, flag=1;
DICT_WORD_SIZE_g=DICT_WORD_SIZE_z=j;
}
if (strcmp(command,"DICT_CHAR_SIZE")==0)
DICT_CHAR_SIZE=j, flag=1;
if (strcmp(command,"NUM_ATTR_BYTES")==0)
{ NUM_ATTR_BYTES=j, flag=1;
NUM_ATTR_BYTES_g=NUM_ATTR_BYTES_z=j;
}
if (strcmp(command,"ZCODE_HEADER_EXT_WORDS")==0)
ZCODE_HEADER_EXT_WORDS=j, flag=1;
if (strcmp(command,"ZCODE_HEADER_FLAGS_3")==0)
ZCODE_HEADER_FLAGS_3=j, flag=1;
if (strcmp(command,"GLULX_OBJECT_EXT_BYTES")==0)
GLULX_OBJECT_EXT_BYTES=j, flag=1;
if (strcmp(command,"MAX_STATIC_DATA")==0)
MAX_STATIC_DATA=j, flag=1;
if (strcmp(command,"MAX_OLDEPTH")==0)
flag=2;
if (strcmp(command,"MAX_ROUTINES")==0)
flag=2;
if (strcmp(command,"MAX_GCONSTANTS")==0)
flag=2;
if (strcmp(command,"MAX_PROP_TABLE_SIZE")==0)
{ MAX_PROP_TABLE_SIZE=j, flag=1;
MAX_PROP_TABLE_SIZE_g=MAX_PROP_TABLE_SIZE_z=j;
}
if (strcmp(command,"MAX_FORWARD_REFS")==0)
flag=2;
if (strcmp(command,"STACK_SIZE")==0)
flag=2;
if (strcmp(command,"STACK_LONG_SLOTS")==0)
flag=2;
if (strcmp(command,"STACK_SHORT_LENGTH")==0)
flag=2;
if (strcmp(command,"MAX_ABBREVS")==0)
MAX_ABBREVS=j, flag=1;
if (strcmp(command,"MAX_ARRAYS")==0)
MAX_ARRAYS=j, flag=1;
if (strcmp(command,"MAX_EXPRESSION_NODES")==0)
MAX_EXPRESSION_NODES=j, flag=1;
if (strcmp(command,"MAX_VERBS")==0)
MAX_VERBS=j, flag=1;
if (strcmp(command,"MAX_VERBSPACE")==0)
MAX_VERBSPACE=j, flag=1;
if (strcmp(command,"MAX_LABELS")==0)
MAX_LABELS=j, flag=1;
if (strcmp(command,"MAX_LINESPACE")==0)
MAX_LINESPACE=j, flag=1;
if (strcmp(command,"MAX_NUM_STATIC_STRINGS")==0)
MAX_NUM_STATIC_STRINGS=j, flag=1;
if (strcmp(command,"MAX_STATIC_STRINGS")==0)
{ MAX_STATIC_STRINGS=j, flag=1;
if (2*MAX_QTEXT_SIZE > MAX_STATIC_STRINGS)
MAX_STATIC_STRINGS = 2*MAX_QTEXT_SIZE;
}
if (strcmp(command,"MAX_ZCODE_SIZE")==0)
{ MAX_ZCODE_SIZE=j, flag=1;
MAX_ZCODE_SIZE_g=MAX_ZCODE_SIZE_z=j;
}
if (strcmp(command,"MAX_LINK_DATA_SIZE")==0)
MAX_LINK_DATA_SIZE=j, flag=1;
if (strcmp(command,"MAX_LOW_STRINGS")==0)
MAX_LOW_STRINGS=j, flag=1;
if (strcmp(command,"MAX_TRANSCRIPT_SIZE")==0)
MAX_TRANSCRIPT_SIZE=j, flag=1;
if (strcmp(command,"MAX_CLASSES")==0)
MAX_CLASSES=j, flag=1;
if (strcmp(command,"MAX_INCLUSION_DEPTH")==0)
MAX_INCLUSION_DEPTH=j, flag=1;
if (strcmp(command,"MAX_SOURCE_FILES")==0)
MAX_SOURCE_FILES=j, flag=1;
if (strcmp(command,"MAX_INDIV_PROP_TABLE_SIZE")==0)
MAX_INDIV_PROP_TABLE_SIZE=j, flag=1;
if (strcmp(command,"MAX_OBJ_PROP_TABLE_SIZE")==0)
MAX_OBJ_PROP_TABLE_SIZE=j, flag=1;
if (strcmp(command,"MAX_OBJ_PROP_COUNT")==0)
MAX_OBJ_PROP_COUNT=j, flag=1;
if (strcmp(command,"MAX_LOCAL_VARIABLES")==0)
{ MAX_LOCAL_VARIABLES=j, flag=1;
MAX_LOCAL_VARIABLES_g=MAX_LOCAL_VARIABLES_z=j;
}
if (strcmp(command,"MAX_GLOBAL_VARIABLES")==0)
{ MAX_GLOBAL_VARIABLES=j, flag=1;
MAX_GLOBAL_VARIABLES_g=MAX_GLOBAL_VARIABLES_z=j;
}
if (strcmp(command,"ALLOC_CHUNK_SIZE")==0)
{ ALLOC_CHUNK_SIZE=j, flag=1;
ALLOC_CHUNK_SIZE_g=ALLOC_CHUNK_SIZE_z=j;
}