-
Notifications
You must be signed in to change notification settings - Fork 72
/
xs6Code.c
3468 lines (3225 loc) · 110 KB
/
xs6Code.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
/*
* Copyright (C) 2010-2016 Marvell International Ltd.
* Copyright (C) 2002-2010 Kinoma, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "xs6Script.h"
//#define mxCodePrint 1
#define mxByteCodePart\
txByteCode* nextCode;\
txInteger id;\
txInteger stackLevel
struct sxByteCode {
mxByteCodePart;
};
struct sxBranchCode {
mxByteCodePart;
txTargetCode* target;
};
struct sxFlagCode {
mxByteCodePart;
txFlag flag;
};
struct sxIndexCode {
mxByteCodePart;
txInteger index;
};
struct sxIntegerCode {
mxByteCodePart;
txInteger integer;
};
struct sxNumberCode {
mxByteCodePart;
txNumber number;
};
struct sxStringCode {
mxByteCodePart;
txInteger length;
txString string;
};
struct sxSymbolCode {
mxByteCodePart;
txSymbol* symbol;
};
struct sxTargetCode {
mxByteCodePart;
txInteger index;
txLabelNode* label;
txTargetCode* nextTarget;
txInteger environmentLevel;
txInteger scopeLevel;
txInteger offset;
txTargetCode* original;
};
struct sxVariableCode {
mxByteCodePart;
txSymbol* symbol;
txInteger index;
};
struct sxCoder {
txParser* parser;
txByteCode* firstCode;
txByteCode* lastCode;
txTargetCode* firstBreakTarget;
txTargetCode* firstContinueTarget;
txTargetCode* returnTarget;
txInteger environmentLevel;
txInteger scopeLevel;
txInteger stackLevel;
txInteger targetIndex;
txSymbol* path;
txInteger line;
txSpecifierNode* firstExportSpecifier;
txBoolean programFlag;
txBoolean evalFlag;
txInteger evalVariable;
};
static void fxCoderAdd(txCoder* self, txInteger delta, void* it);
static void fxCoderAddBranch(txCoder* self, txInteger delta, txInteger id, txTargetCode* target);
static void fxCoderAddByte(txCoder* self, txInteger delta, txInteger id);
static void fxCoderAddFlag(txCoder* self, txInteger delta, txInteger id, txFlag flag);
static void fxCoderAddIndex(txCoder* self, txInteger delta, txInteger id, txInteger index);
static void fxCoderAddInteger(txCoder* self, txInteger delta, txInteger id, txInteger integer);
static void fxCoderAddLine(txCoder* self, txInteger delta, txInteger id, txNode* node);
static void fxCoderAddNumber(txCoder* self, txInteger delta, txInteger id, txNumber number);
static void fxCoderAddString(txCoder* self, txInteger delta, txInteger id, txInteger length, txString string);
static void fxCoderAddSymbol(txCoder* self, txInteger delta, txInteger id, txSymbol* symbol);
static void fxCoderAddVariable(txCoder* self, txInteger delta, txInteger id, txSymbol* symbol, txInteger index);
static void fxCoderAdjustEnvironment(txCoder* self, txTargetCode* target);
static void fxCoderAdjustScope(txCoder* self, txTargetCode* target);
static txTargetCode* fxCoderAliasTargets(txCoder* self, txTargetCode* target);
static txInteger fxCoderCountParameters(txCoder* self, txNode* it);
static txTargetCode* fxCoderCreateTarget(txCoder* self);
static txTargetCode* fxCoderFinalizeTargets(txCoder* self, txTargetCode* alias, txInteger selector, txInteger* address, txTargetCode* finallyTarget);
static void fxCoderJumpTargets(txCoder* self, txTargetCode* target, txInteger selector, txInteger* address);
static txInteger fxCoderUseTemporaryVariable(txCoder* self);
static void fxCoderUnuseTemporaryVariables(txCoder* self, txInteger count);
static void fxScopeCoded(txScope* self, txCoder* coder);
static void fxScopeCodingBlock(txScope* self, txCoder* coder);
static void fxScopeCodingParams(txScope* self, txCoder* coder);
static void fxScopeCodingProgram(txScope* self, txCoder* coder);
static void fxScopeCodeDefineNodes(txScope* self, txCoder* coder);
static txInteger fxScopeCodeSpecifierNodes(txScope* self, txCoder* coder);
static void fxScopeCodeRefresh(txScope* self, txCoder* coder);
static void fxScopeCodeReset(txScope* self, txCoder* coder);
static void fxScopeCodeRetrieve(txScope* self, txCoder* coder);
static void fxScopeCodeStore(txScope* self, txCoder* coder);
static void fxScopeCodeStoreAll(txScope* self, txCoder* coder);
static void fxNodeDispatchCode(void* it, void* param);
static void fxNodeDispatchCodeAssign(void* it, void* param);
static void fxAccessNodeCodeCompound(void* it, void* param, txAssignNode* compound);
static void fxAccessNodeCodeDelete(void* it, void* param);
static void fxAccessNodeCodePostfix(void* it, void* param, txPostfixExpressionNode* compound);
static void fxBindingNodeCodeDefault(void* it, void* param);
static void fxMemberNodeCodeCall(void* it, void* param);
static void fxMemberNodeCodeCompound(void* it, void* param, txAssignNode* compound);
static void fxMemberNodeCodeDelete(void* it, void* param);
static void fxMemberNodeCodePostfix(void* it, void* param, txPostfixExpressionNode* compound);
static void fxMemberAtNodeCodeCall(void* it, void* param);
static void fxMemberAtNodeCodeCompound(void* it, void* param, txAssignNode* compound);
static void fxMemberAtNodeCodeDelete(void* it, void* param);
static void fxMemberAtNodeCodePostfix(void* it, void* param, txPostfixExpressionNode* compound);
static txInteger fxParamsNodeCode(void* it, void* param);
static void fxSpreadNodeCode(void* it, void* param, txInteger counter);
txScript* fxParserCode(txParser* parser)
{
txCoder coder;
txByteCode* code;
txScript* script;
txInteger size, delta, offset;
txSymbol* symbol;
txSymbol** address;
txSize c, i;
txID id;
txSize total;
txByte* p;
txHostNode* node;
c_memset(&coder, 0, sizeof(txCoder));
coder.parser = parser;
if (parser->errorCount == 0)
fxNodeDispatchCode(parser->root, &coder);
if (parser->errorCount) {
char* buffer = "invalid script";
txSize length = c_strlen(buffer);
coder.firstCode = NULL;
coder.lastCode = NULL;
fxCoderAddString(&coder, 1, XS_CODE_STRING_1, length, fxNewParserString(parser, buffer, length));
fxCoderAddInteger(&coder, 1, XS_CODE_INTEGER_1, 1);
fxCoderAddSymbol(&coder, 1, XS_CODE_GET_GLOBAL, parser->errorSymbol);
fxCoderAddByte(&coder, -2, XS_CODE_NEW);
fxCoderAddByte(&coder, -1, XS_CODE_THROW);
}
script = c_malloc(sizeof(txScript));
if (!script) goto bail;
c_memset(script, 0, sizeof(txScript));
code = coder.firstCode;
size = 0;
delta = 0;
while (code) {
txInteger value;
switch (code->id) {
case XS_NO_CODE:
((txTargetCode*)code)->offset = size;
break;
case XS_CODE_BRANCH_1:
case XS_CODE_BRANCH_ELSE_1:
case XS_CODE_BRANCH_IF_1:
case XS_CODE_BRANCH_STATUS_1:
case XS_CODE_CATCH_1:
case XS_CODE_CODE_1:
size += 2;
delta += 3;
break;
case XS_CODE_ARGUMENT:
case XS_CODE_ARGUMENTS:
case XS_CODE_ARGUMENTS_SLOPPY:
case XS_CODE_ARGUMENTS_STRICT:
case XS_CODE_BEGIN_SLOPPY:
case XS_CODE_BEGIN_STRICT:
case XS_CODE_BEGIN_STRICT_BASE:
case XS_CODE_BEGIN_STRICT_DERIVED:
case XS_CODE_NEW_PROPERTY:
size += 2;
break;
case XS_CODE_ARROW:
case XS_CODE_CONST_GLOBAL:
case XS_CODE_DELETE_EVAL:
case XS_CODE_DELETE_GLOBAL:
case XS_CODE_DELETE_PROPERTY:
case XS_CODE_DELETE_SUPER:
case XS_CODE_FILE:
case XS_CODE_FUNCTION:
case XS_CODE_GENERATOR:
case XS_CODE_GET_EVAL:
case XS_CODE_GET_GLOBAL:
case XS_CODE_GET_PROPERTY:
case XS_CODE_GET_SUPER:
case XS_CODE_LET_GLOBAL:
case XS_CODE_LINE:
case XS_CODE_METHOD:
case XS_CODE_NAME:
case XS_CODE_NEW_CLOSURE:
case XS_CODE_NEW_EVAL:
case XS_CODE_NEW_GLOBAL:
case XS_CODE_NEW_LOCAL:
case XS_CODE_SET_EVAL:
case XS_CODE_SET_GLOBAL:
case XS_CODE_SET_PROPERTY:
case XS_CODE_SET_SUPER:
case XS_CODE_SYMBOL:
size += 3;
break;
case XS_CODE_STRING_1:
size += ((txStringCode*)code)->length;
// continue
case XS_CODE_RESERVE_1:
case XS_CODE_RETRIEVE_1:
case XS_CODE_UNWIND_1:
value = ((txIndexCode*)code)->index;
if (value > 65535) {
code->id += 2;
size += 5;
}
else if (value > 255) {
code->id += 1;
size += 3;
}
else
size += 2;
break;
case XS_CODE_CONST_CLOSURE_1:
case XS_CODE_CONST_LOCAL_1:
case XS_CODE_DELETE_CLOSURE_1:
case XS_CODE_DELETE_LOCAL_1:
case XS_CODE_GET_CLOSURE_1:
case XS_CODE_GET_LOCAL_1:
case XS_CODE_LET_CLOSURE_1:
case XS_CODE_LET_LOCAL_1:
case XS_CODE_PULL_CLOSURE_1:
case XS_CODE_PULL_LOCAL_1:
case XS_CODE_REFRESH_CLOSURE_1:
case XS_CODE_REFRESH_LOCAL_1:
case XS_CODE_RESET_CLOSURE_1:
case XS_CODE_RESET_LOCAL_1:
case XS_CODE_SET_CLOSURE_1:
case XS_CODE_SET_LOCAL_1:
case XS_CODE_STORE_1:
value = ((txIndexCode*)code)->index + 2;
if (value > 65535) {
code->id += 2;
size += 5;
}
else if (value > 255) {
code->id += 1;
size += 3;
}
else
size += 2;
break;
case XS_CODE_INTEGER_1:
value = ((txIntegerCode*)code)->integer;
if ((value < -32768) || (value > 32767)) {
code->id += 2;
size += 5;
}
else if ((value < -128) || (value > 127)) {
code->id += 1;
size += 3;
}
else
size += 2;
break;
case XS_CODE_NUMBER:
size += 9;
break;
case XS_CODE_HOST:
size += 3;
break;
default:
size++;
break;
}
code = code->nextCode;
}
code = coder.firstCode;
size = 0;
while (code) {
switch (code->id) {
case XS_NO_CODE:
((txTargetCode*)code)->offset = size;
break;
case XS_CODE_BRANCH_1:
case XS_CODE_BRANCH_ELSE_1:
case XS_CODE_BRANCH_IF_1:
case XS_CODE_BRANCH_STATUS_1:
case XS_CODE_CATCH_1:
case XS_CODE_CODE_1:
offset = ((txBranchCode*)code)->target->offset - (size + 5);
if ((offset < -32768) || (offset + delta > 32767)) {
code->id += 2;
size += 5;
}
else if ((offset < -128) || (offset + delta > 127)) {
code->id += 1;
delta -= 2;
size += 3;
}
else {
delta -= 3;
size += 2;
}
break;
case XS_CODE_ARGUMENT:
case XS_CODE_ARGUMENTS:
case XS_CODE_ARGUMENTS_SLOPPY:
case XS_CODE_ARGUMENTS_STRICT:
case XS_CODE_BEGIN_SLOPPY:
case XS_CODE_BEGIN_STRICT:
case XS_CODE_BEGIN_STRICT_BASE:
case XS_CODE_BEGIN_STRICT_DERIVED:
case XS_CODE_NEW_PROPERTY:
size += 2;
break;
case XS_CODE_LINE:
size += 3;
break;
case XS_CODE_ARROW:
case XS_CODE_CONST_GLOBAL:
case XS_CODE_DELETE_EVAL:
case XS_CODE_DELETE_GLOBAL:
case XS_CODE_DELETE_PROPERTY:
case XS_CODE_DELETE_SUPER:
case XS_CODE_FILE:
case XS_CODE_FUNCTION:
case XS_CODE_GENERATOR:
case XS_CODE_GET_EVAL:
case XS_CODE_GET_GLOBAL:
case XS_CODE_GET_PROPERTY:
case XS_CODE_GET_SUPER:
case XS_CODE_LET_GLOBAL:
case XS_CODE_METHOD:
case XS_CODE_NAME:
case XS_CODE_NEW_CLOSURE:
case XS_CODE_NEW_EVAL:
case XS_CODE_NEW_GLOBAL:
case XS_CODE_NEW_LOCAL:
case XS_CODE_SET_EVAL:
case XS_CODE_SET_GLOBAL:
case XS_CODE_SET_PROPERTY:
case XS_CODE_SET_SUPER:
case XS_CODE_SYMBOL:
symbol = ((txSymbolCode*)code)->symbol;
if (symbol)
symbol->usage++;
size += 3;
break;
case XS_CODE_CONST_CLOSURE_1:
case XS_CODE_CONST_LOCAL_1:
case XS_CODE_DELETE_CLOSURE_1:
case XS_CODE_DELETE_LOCAL_1:
case XS_CODE_GET_CLOSURE_1:
case XS_CODE_GET_LOCAL_1:
case XS_CODE_LET_CLOSURE_1:
case XS_CODE_LET_LOCAL_1:
case XS_CODE_PULL_CLOSURE_1:
case XS_CODE_PULL_LOCAL_1:
case XS_CODE_REFRESH_CLOSURE_1:
case XS_CODE_REFRESH_LOCAL_1:
case XS_CODE_RESERVE_1:
case XS_CODE_RESET_CLOSURE_1:
case XS_CODE_RESET_LOCAL_1:
case XS_CODE_RETRIEVE_1:
case XS_CODE_SET_CLOSURE_1:
case XS_CODE_SET_LOCAL_1:
case XS_CODE_STORE_1:
case XS_CODE_UNWIND_1:
size += 2;
break;
case XS_CODE_CONST_CLOSURE_2:
case XS_CODE_CONST_LOCAL_2:
case XS_CODE_DELETE_CLOSURE_2:
case XS_CODE_DELETE_LOCAL_2:
case XS_CODE_GET_CLOSURE_2:
case XS_CODE_GET_LOCAL_2:
case XS_CODE_LET_CLOSURE_2:
case XS_CODE_LET_LOCAL_2:
case XS_CODE_PULL_CLOSURE_2:
case XS_CODE_PULL_LOCAL_2:
case XS_CODE_REFRESH_CLOSURE_2:
case XS_CODE_REFRESH_LOCAL_2:
case XS_CODE_RESERVE_2:
case XS_CODE_RESET_CLOSURE_2:
case XS_CODE_RESET_LOCAL_2:
case XS_CODE_RETRIEVE_2:
case XS_CODE_SET_CLOSURE_2:
case XS_CODE_SET_LOCAL_2:
case XS_CODE_STORE_2:
case XS_CODE_UNWIND_2:
size += 3;
break;
case XS_CODE_INTEGER_1:
size += 2;
break;
case XS_CODE_INTEGER_2:
size += 3;
break;
case XS_CODE_INTEGER_4:
size += 5;
break;
case XS_CODE_NUMBER:
size += 9;
break;
case XS_CODE_STRING_1:
size += 2 + ((txStringCode*)code)->length;
break;
case XS_CODE_STRING_2:
size += 3 + ((txStringCode*)code)->length;
break;
case XS_CODE_HOST:
size += 3;
break;
default:
size++;
break;
}
code = code->nextCode;
}
node = parser->firstHostNode;
while (node) {
if (node->symbol)
node->symbol->usage++;
node = node->nextHostNode;
}
address = parser->symbolTable;
c = parser->symbolModulo;
id = 0;
total = 2;
for (i = 0; i < c; i++) {
txSymbol* symbol = *address;
while (symbol) {
symbol->ID = id;
if (symbol->usage) {
id++;
total += symbol->length;
}
symbol = symbol->next;
}
address++;
}
script->codeBuffer = c_malloc(size);
if (!script->codeBuffer) goto bail;
script->codeSize = size;
code = coder.firstCode;
p = script->codeBuffer;
while (code) {
txS1 s1; txS2 s2; txS4 s4;
txU1 u1; txU2 u2;
txNumber n;
if (code->id)
*p++ = (txS1)(code->id);
switch (code->id) {
case XS_CODE_BRANCH_1:
case XS_CODE_BRANCH_ELSE_1:
case XS_CODE_BRANCH_IF_1:
case XS_CODE_BRANCH_STATUS_1:
case XS_CODE_CATCH_1:
case XS_CODE_CODE_1:
offset = p + 1 - script->codeBuffer;
s1 = (txS1)(((txBranchCode*)code)->target->offset - offset);
*p++ = s1;
break;
case XS_CODE_BRANCH_2:
case XS_CODE_BRANCH_ELSE_2:
case XS_CODE_BRANCH_IF_2:
case XS_CODE_BRANCH_STATUS_2:
case XS_CODE_CATCH_2:
case XS_CODE_CODE_2:
offset = p + 2 - script->codeBuffer;
s2 = (txS2)(((txBranchCode*)code)->target->offset - offset);
mxEncode2(p, s2);
break;
case XS_CODE_BRANCH_4:
case XS_CODE_BRANCH_ELSE_4:
case XS_CODE_BRANCH_IF_4:
case XS_CODE_BRANCH_STATUS_4:
case XS_CODE_CATCH_4:
case XS_CODE_CODE_4:
offset = p + 4 - script->codeBuffer;
s4 = (txS4)(((txBranchCode*)code)->target->offset - offset);
mxEncode4(p, s4);
break;
case XS_CODE_ARROW:
case XS_CODE_CONST_GLOBAL:
case XS_CODE_DELETE_EVAL:
case XS_CODE_DELETE_GLOBAL:
case XS_CODE_DELETE_PROPERTY:
case XS_CODE_DELETE_SUPER:
case XS_CODE_FILE:
case XS_CODE_FUNCTION:
case XS_CODE_GENERATOR:
case XS_CODE_GET_EVAL:
case XS_CODE_GET_GLOBAL:
case XS_CODE_GET_PROPERTY:
case XS_CODE_GET_SUPER:
case XS_CODE_LET_GLOBAL:
case XS_CODE_METHOD:
case XS_CODE_NAME:
case XS_CODE_NEW_CLOSURE:
case XS_CODE_NEW_EVAL:
case XS_CODE_NEW_GLOBAL:
case XS_CODE_NEW_LOCAL:
case XS_CODE_SET_EVAL:
case XS_CODE_SET_GLOBAL:
case XS_CODE_SET_PROPERTY:
case XS_CODE_SET_SUPER:
case XS_CODE_SYMBOL:
symbol = ((txSymbolCode*)code)->symbol;
if (symbol)
s2 = (txS2)symbol->ID;
else
s2 = -1;
mxEncode2(p, s2);
break;
case XS_CODE_NEW_PROPERTY:
u1 = ((txFlagCode*)code)->flag;
*((txU1*)p++) = u1;
break;
case XS_CODE_ARGUMENT:
case XS_CODE_ARGUMENTS:
case XS_CODE_ARGUMENTS_SLOPPY:
case XS_CODE_ARGUMENTS_STRICT:
case XS_CODE_BEGIN_SLOPPY:
case XS_CODE_BEGIN_STRICT:
case XS_CODE_BEGIN_STRICT_BASE:
case XS_CODE_BEGIN_STRICT_DERIVED:
case XS_CODE_RESERVE_1:
case XS_CODE_RETRIEVE_1:
case XS_CODE_UNWIND_1:
u1 = (txU1)(((txIndexCode*)code)->index);
*((txU1*)p++) = u1;
break;
case XS_CODE_LINE:
case XS_CODE_RESERVE_2:
case XS_CODE_RETRIEVE_2:
case XS_CODE_UNWIND_2:
u2 = (txU2)(((txIndexCode*)code)->index);
mxEncode2(p, u2);
break;
case XS_CODE_CONST_CLOSURE_1:
case XS_CODE_CONST_LOCAL_1:
case XS_CODE_DELETE_CLOSURE_1:
case XS_CODE_DELETE_LOCAL_1:
case XS_CODE_GET_CLOSURE_1:
case XS_CODE_GET_LOCAL_1:
case XS_CODE_LET_CLOSURE_1:
case XS_CODE_LET_LOCAL_1:
case XS_CODE_PULL_CLOSURE_1:
case XS_CODE_PULL_LOCAL_1:
case XS_CODE_REFRESH_CLOSURE_1:
case XS_CODE_REFRESH_LOCAL_1:
case XS_CODE_RESET_CLOSURE_1:
case XS_CODE_RESET_LOCAL_1:
case XS_CODE_SET_CLOSURE_1:
case XS_CODE_SET_LOCAL_1:
case XS_CODE_STORE_1:
u1 = (txU1)(((txIndexCode*)code)->index + 2);
*((txU1*)p++) = u1;
break;
case XS_CODE_CONST_CLOSURE_2:
case XS_CODE_CONST_LOCAL_2:
case XS_CODE_DELETE_CLOSURE_2:
case XS_CODE_DELETE_LOCAL_2:
case XS_CODE_GET_CLOSURE_2:
case XS_CODE_GET_LOCAL_2:
case XS_CODE_LET_CLOSURE_2:
case XS_CODE_LET_LOCAL_2:
case XS_CODE_PULL_CLOSURE_2:
case XS_CODE_PULL_LOCAL_2:
case XS_CODE_REFRESH_CLOSURE_2:
case XS_CODE_REFRESH_LOCAL_2:
case XS_CODE_RESET_CLOSURE_2:
case XS_CODE_RESET_LOCAL_2:
case XS_CODE_SET_CLOSURE_2:
case XS_CODE_SET_LOCAL_2:
case XS_CODE_STORE_2:
u2 = (txU2)(((txIndexCode*)code)->index + 2);
mxEncode2(p, u2);
break;
case XS_CODE_INTEGER_1:
s1 = (txS1)(((txIntegerCode*)code)->integer);
*p++ = s1;
break;
case XS_CODE_INTEGER_2:
s2 = (txS2)(((txIntegerCode*)code)->integer);
mxEncode2(p, s2);
break;
case XS_CODE_INTEGER_4:
s4 = (txS4)(((txIntegerCode*)code)->integer);
mxEncode4(p, s4);
break;
case XS_CODE_NUMBER:
n = ((txNumberCode*)code)->number;
mxEncode8(p, n);
break;
case XS_CODE_STRING_1:
u1 = (txU1)(((txStringCode*)code)->length);
*((txU1*)p++) = u1;
c_memcpy(p, ((txStringCode*)code)->string, u1);
p += u1;
break;
case XS_CODE_STRING_2:
u2 = (txU2)(((txStringCode*)code)->length);
mxEncode2(p, u2);
c_memcpy(p, ((txStringCode*)code)->string, u2);
p += u2;
break;
case XS_CODE_HOST:
u2 = (txU2)(((txIndexCode*)code)->index);
mxEncode2(p, u2);
break;
}
code = code->nextCode;
}
#ifdef mxCodePrint
fprintf(stderr, "\n");
code = coder.firstCode;
while (code) {
txInteger tab;
for (tab = 0; tab < code->stackLevel; tab++)
fprintf(stderr, "\t");
switch (code->id) {
case XS_NO_CODE:
fprintf(stderr, "_%ld\n", ((txTargetCode*)code)->index);
break;
case XS_CODE_BRANCH_1:
case XS_CODE_BRANCH_2:
case XS_CODE_BRANCH_4:
case XS_CODE_BRANCH_ELSE_1:
case XS_CODE_BRANCH_ELSE_2:
case XS_CODE_BRANCH_ELSE_4:
case XS_CODE_BRANCH_IF_1:
case XS_CODE_BRANCH_IF_2:
case XS_CODE_BRANCH_IF_4:
case XS_CODE_BRANCH_STATUS_1:
case XS_CODE_BRANCH_STATUS_2:
case XS_CODE_BRANCH_STATUS_4:
case XS_CODE_CATCH_1:
case XS_CODE_CATCH_2:
case XS_CODE_CATCH_4:
case XS_CODE_CODE_1:
case XS_CODE_CODE_2:
case XS_CODE_CODE_4:
fprintf(stderr, "%s _%ld\n", gxCodeNames[code->id], ((txBranchCode*)code)->target->index);
break;
case XS_CODE_ARGUMENT:
case XS_CODE_ARGUMENTS:
case XS_CODE_ARGUMENTS_SLOPPY:
case XS_CODE_ARGUMENTS_STRICT:
case XS_CODE_BEGIN_SLOPPY:
case XS_CODE_BEGIN_STRICT:
case XS_CODE_BEGIN_STRICT_BASE:
case XS_CODE_BEGIN_STRICT_DERIVED:
case XS_CODE_LINE:
fprintf(stderr, "%s %ld\n", gxCodeNames[code->id], ((txIndexCode*)code)->index);
break;
case XS_CODE_ARROW:
case XS_CODE_CONST_GLOBAL:
case XS_CODE_DELETE_EVAL:
case XS_CODE_DELETE_GLOBAL:
case XS_CODE_DELETE_PROPERTY:
case XS_CODE_DELETE_SUPER:
case XS_CODE_FILE:
case XS_CODE_FUNCTION:
case XS_CODE_GENERATOR:
case XS_CODE_GET_EVAL:
case XS_CODE_GET_GLOBAL:
case XS_CODE_GET_PROPERTY:
case XS_CODE_GET_SUPER:
case XS_CODE_LET_GLOBAL:
case XS_CODE_METHOD:
case XS_CODE_NAME:
case XS_CODE_NEW_EVAL:
case XS_CODE_NEW_GLOBAL:
case XS_CODE_SET_EVAL:
case XS_CODE_SET_GLOBAL:
case XS_CODE_SET_PROPERTY:
case XS_CODE_SET_SUPER:
case XS_CODE_SYMBOL:
fprintf(stderr, "%s %s\n", gxCodeNames[code->id], ((txSymbolCode*)code)->symbol ? ((txSymbolCode*)code)->symbol->string : "?");
break;
case XS_CODE_NEW_PROPERTY:
fprintf(stderr, "%s ", gxCodeNames[code->id]);
if (((txFlagCode*)code)->flag & XS_DONT_DELETE_FLAG)
fprintf(stderr, "C");
else
fprintf(stderr, "c");
if (((txFlagCode*)code)->flag & XS_DONT_ENUM_FLAG)
fprintf(stderr, "E");
else
fprintf(stderr, "e");
if (((txFlagCode*)code)->flag & XS_DONT_SET_FLAG)
fprintf(stderr, "W");
else
fprintf(stderr, "w");
if (((txFlagCode*)code)->flag & XS_GETTER_FLAG)
fprintf(stderr, " getter");
if (((txFlagCode*)code)->flag & XS_SETTER_FLAG)
fprintf(stderr, " setter");
fprintf(stderr, "\n");
break;
case XS_CODE_CONST_CLOSURE_1:
case XS_CODE_CONST_CLOSURE_2:
case XS_CODE_CONST_LOCAL_1:
case XS_CODE_CONST_LOCAL_2:
case XS_CODE_DELETE_CLOSURE_1:
case XS_CODE_DELETE_CLOSURE_2:
case XS_CODE_DELETE_LOCAL_1:
case XS_CODE_DELETE_LOCAL_2:
case XS_CODE_GET_CLOSURE_1:
case XS_CODE_GET_CLOSURE_2:
case XS_CODE_GET_LOCAL_1:
case XS_CODE_GET_LOCAL_2:
case XS_CODE_LET_CLOSURE_1:
case XS_CODE_LET_CLOSURE_2:
case XS_CODE_LET_LOCAL_1:
case XS_CODE_LET_LOCAL_2:
case XS_CODE_PULL_CLOSURE_1:
case XS_CODE_PULL_CLOSURE_2:
case XS_CODE_PULL_LOCAL_1:
case XS_CODE_PULL_LOCAL_2:
case XS_CODE_REFRESH_CLOSURE_1:
case XS_CODE_REFRESH_CLOSURE_2:
case XS_CODE_REFRESH_LOCAL_1:
case XS_CODE_REFRESH_LOCAL_2:
case XS_CODE_RESET_CLOSURE_1:
case XS_CODE_RESET_CLOSURE_2:
case XS_CODE_RESET_LOCAL_1:
case XS_CODE_RESET_LOCAL_2:
case XS_CODE_SET_CLOSURE_1:
case XS_CODE_SET_CLOSURE_2:
case XS_CODE_SET_LOCAL_1:
case XS_CODE_SET_LOCAL_2:
case XS_CODE_STORE_1:
case XS_CODE_STORE_2:
fprintf(stderr, "%s [%ld]\n", gxCodeNames[code->id], ((txIndexCode*)code)->index);
break;
case XS_CODE_RESERVE_1:
case XS_CODE_RESERVE_2:
case XS_CODE_UNWIND_1:
case XS_CODE_UNWIND_2:
fprintf(stderr, "%s #%ld\n", gxCodeNames[code->id], ((txIndexCode*)code)->index);
break;
case XS_CODE_NEW_CLOSURE:
case XS_CODE_NEW_LOCAL:
fprintf(stderr, "[%ld] %s %s\n", ((txVariableCode*)code)->index, gxCodeNames[code->id], ((txSymbolCode*)code)->symbol->string);
break;
case XS_CODE_NEW_TEMPORARY:
fprintf(stderr, "[%ld] %s\n", ((txIndexCode*)code)->index, gxCodeNames[code->id]);
break;
case XS_CODE_RETRIEVE_1:
case XS_CODE_RETRIEVE_2:
{
txInteger i, c = ((txIndexCode*)code)->index;
fprintf(stderr, "[0");
for (i = 1; i < c; i++)
fprintf(stderr, ",%ld", i);
fprintf(stderr, "] %s\n", gxCodeNames[code->id]);
}
break;
case XS_CODE_INTEGER_1:
case XS_CODE_INTEGER_2:
case XS_CODE_INTEGER_4:
fprintf(stderr, "%s %ld\n", gxCodeNames[code->id], ((txIntegerCode*)code)->integer);
break;
case XS_CODE_NUMBER:
fprintf(stderr, "%s %lf\n", gxCodeNames[code->id], ((txNumberCode*)code)->number);
break;
case XS_CODE_STRING_1:
case XS_CODE_STRING_2:
fprintf(stderr, "%s %ld \"%s\"\n", gxCodeNames[code->id], ((txStringCode*)code)->length, ((txStringCode*)code)->string);
break;
case XS_CODE_HOST:
fprintf(stderr, "%s %ld\n", gxCodeNames[code->id], ((txIndexCode*)code)->index);
break;
default:
fprintf(stderr, "%s\n", gxCodeNames[code->id]);
break;
}
code = code->nextCode;
}
#endif
script->symbolsBuffer = c_malloc(total);
if (!script->symbolsBuffer) goto bail;
script->symbolsSize = total;
p = script->symbolsBuffer;
mxEncode2(p, id);
address = parser->symbolTable;
c = parser->symbolModulo;
for (i = 0; i < c; i++) {
txSymbol* symbol = *address;
while (symbol) {
if (symbol->usage) {
c_memcpy(p, symbol->string, symbol->length);
p += symbol->length;
}
symbol = symbol->next;
}
address++;
}
c = (txS2)(parser->hostNodeIndex);
if (c) {
size = 2;
node = parser->firstHostNode;
while (node) {
size += 3 + node->at->length + 1;
node = node->nextHostNode;
}
script->hostsBuffer = c_malloc(size);
if (!script->hostsBuffer) goto bail;
script->hostsSize = size;
p = script->hostsBuffer;
mxEncode2(p, c);
node = parser->firstHostNode;
while (node) {
*p++ = (txS1)(node->paramsCount);
if (node->symbol)
c = (txS2)node->symbol->ID;
else
c = -1;
mxEncode2(p, c);
c_memcpy(p, node->at->value, node->at->length);
p += node->at->length;
*p++ = 0;
node = node->nextHostNode;
}
}
return script;
bail:
fxDeleteScript(script);
return C_NULL;
}
void fxCoderAdd(txCoder* self, txInteger delta, void* it)
{
txByteCode* code = it;
if (self->lastCode)
self->lastCode->nextCode = code;
else
self->firstCode = code;
self->lastCode = code;
self->stackLevel += delta;
code->stackLevel = self->stackLevel;
if (self->stackLevel < 0)
fprintf(stderr, "oops\n");
}
void fxCoderAddBranch(txCoder* self, txInteger delta, txInteger id, txTargetCode* target)
{
txBranchCode* code = fxNewParserChunkClear(self->parser, sizeof(txBranchCode));
fxCoderAdd(self, delta, code);
code->id = id;
code->target = target;
}
void fxCoderAddByte(txCoder* self, txInteger delta, txInteger id)
{
txByteCode* code = fxNewParserChunkClear(self->parser, sizeof(txByteCode));
fxCoderAdd(self, delta, code);
code->id = id;
}
void fxCoderAddFlag(txCoder* self, txInteger delta, txInteger id, txFlag flag)
{
txFlagCode* code = fxNewParserChunkClear(self->parser, sizeof(txFlagCode));
fxCoderAdd(self, delta, code);
code->id = id;
code->flag = flag;
}
void fxCoderAddIndex(txCoder* self, txInteger delta, txInteger id, txInteger index)
{
txIndexCode* code = fxNewParserChunkClear(self->parser, sizeof(txIndexCode));
fxCoderAdd(self, delta, code);
code->id = id;
code->index = index;
}
void fxCoderAddInteger(txCoder* self, txInteger delta, txInteger id, txInteger integer)
{
txIntegerCode* code = fxNewParserChunkClear(self->parser, sizeof(txIntegerCode));
fxCoderAdd(self, delta, code);
code->id = id;
code->integer = integer;
}
void fxCoderAddLine(txCoder* self, txInteger delta, txInteger id, txNode* node)
{
if (self->parser->flags & mxDebugFlag) {
if (self->parser->lines) {
node->path = self->parser->path;
node->line = self->parser->lines[node->line];
}
if (self->path != node->path) {
if (node->path) {
fxCoderAddSymbol(self, 0, XS_CODE_FILE, node->path);
fxCoderAddIndex(self, 0, id, node->line);
}
self->path = node->path;
self->line = node->line;
}
else if (self->line != node->line) {
if (self->path) {
txIndexCode* code = (txIndexCode*)self->lastCode;
if (code && (code->id == id))
code->index = node->line;
else
fxCoderAddIndex(self, 0, id, node->line);
}
self->line = node->line;
}
}
}
void fxCoderAddNumber(txCoder* self, txInteger delta, txInteger id, txNumber number)
{
txNumberCode* code = fxNewParserChunkClear(self->parser, sizeof(txNumberCode));
fxCoderAdd(self, delta, code);
code->id = id;
code->number = number;