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comparison tests/agcl/oldagsrc/good/rcalcx.cpp @ 0:13d2b8934445
Import AnaGram (near-)release tree into Mercurial.
author | David A. Holland |
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date | Sat, 22 Dec 2007 17:52:45 -0500 |
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1 /* | |
2 AnaGram, a System for Syntax Directed Parsing | |
3 RCALC.SYN: A Roman Numeral Calculator Example | |
4 | |
5 Copyright (c) MCMXCIII, MCMXCVI, Parsifal Software. | |
6 All Rights Reserved. | |
7 */ | |
8 /* | |
9 * AnaGram, A System for Syntax Directed Programming | |
10 * File generated by: ... | |
11 * | |
12 * AnaGram Parsing Engine | |
13 * Copyright 1993-2002 Parsifal Software. All Rights Reserved. | |
14 * | |
15 * This software is provided 'as-is', without any express or implied | |
16 * warranty. In no event will the authors be held liable for any damages | |
17 * arising from the use of this software. | |
18 * | |
19 * Permission is granted to anyone to use this software for any purpose, | |
20 * including commercial applications, and to alter it and redistribute it | |
21 * freely, subject to the following restrictions: | |
22 * | |
23 * 1. The origin of this software must not be misrepresented; you must not | |
24 * claim that you wrote the original software. If you use this software | |
25 * in a product, an acknowledgment in the product documentation would be | |
26 * appreciated but is not required. | |
27 * 2. Altered source versions must be plainly marked as such, and must not be | |
28 * misrepresented as being the original software. | |
29 * 3. This notice may not be removed or altered from any source distribution. | |
30 */ | |
31 | |
32 #ifndef RCALCX_H | |
33 #include "rcalcx.h" | |
34 #endif | |
35 | |
36 #ifndef RCALCX_H | |
37 #error Mismatched header file | |
38 #endif | |
39 | |
40 #include <ctype.h> | |
41 #include <stdio.h> | |
42 | |
43 #define RULE_CONTEXT (&((PCB).cs[(PCB).ssx])) | |
44 #define ERROR_CONTEXT ((PCB).cs[(PCB).error_frame_ssx]) | |
45 #define CONTEXT ((PCB).cs[(PCB).ssx]) | |
46 | |
47 | |
48 #ifndef PCB_TYPE | |
49 #define PCB_TYPE rcalcx_pcb_type | |
50 #endif | |
51 | |
52 | |
53 #define PCB (*pcb_pointer) | |
54 #define PCB_DECL PCB_TYPE *pcb_pointer | |
55 #define PCB_POINTER pcb_pointer | |
56 | |
57 /* Line -, rcalcx.syn */ | |
58 /* Embedded C */ | |
59 #include <stdio.h> | |
60 | |
61 #define PCB_TYPE Parser | |
62 | |
63 class Parser : public rcalcx_pcb_type { | |
64 int semantic_error; | |
65 public: | |
66 Parser() {} | |
67 void parse(char *); | |
68 void syntax_error(); | |
69 int divide_error(int cn); | |
70 void print_roman(long k); | |
71 }; | |
72 | |
73 | |
74 void Parser::parse(char *text) { | |
75 pointer = (unsigned char *) text; | |
76 semantic_error = 0; | |
77 rcalcx(this); | |
78 } | |
79 | |
80 /* Macro Definitions */ | |
81 | |
82 #define GET_CONTEXT CONTEXT = PCB.column | |
83 #define SYNTAX_ERROR PCB.syntax_error() | |
84 | |
85 /* | |
86 | |
87 syntax_error() positions a '^' character under the input line at the | |
88 point where the syntax error was discovered and then writes the error | |
89 message. | |
90 | |
91 */ | |
92 | |
93 void Parser::syntax_error() { | |
94 int k = column; | |
95 while (k-- > 0) putchar(' '); | |
96 printf("^? %s\n","ERRARE HUMANUM EST\n"); | |
97 } | |
98 | |
99 | |
100 /* | |
101 | |
102 divide_error() is called when an attempt is made to divide by zero. The | |
103 entire divisor is marked with '^' characters. "semantic_error" is set | |
104 in order to disable printing of a result. | |
105 | |
106 */ | |
107 | |
108 int Parser::divide_error(int cn) { | |
109 int k = column - cn; | |
110 while (cn--) putchar(' '); | |
111 while (k--) putchar('^'); | |
112 puts(" DIVISOR NIHIL EST"); | |
113 semantic_error = 1; | |
114 return 0; | |
115 } | |
116 | |
117 | |
118 /* | |
119 | |
120 print_roman() prints a signed integer in upper case Roman numerals. | |
121 | |
122 */ | |
123 | |
124 void Parser::print_roman(long k) { | |
125 if (semantic_error) { | |
126 semantic_error = 0; | |
127 return; | |
128 } | |
129 printf(" = "); | |
130 if (k == 0) {printf("NIHIL\n"); return;} | |
131 | |
132 if (k < 0) putchar('-'), k=-k; | |
133 | |
134 while (k >= 1000) putchar('M'), k-=1000; | |
135 | |
136 if (k >= 900) printf("CM"), k-=900; | |
137 if (k >= 500) putchar('D'), k-=500; | |
138 if (k >= 400) printf("CD"), k-=400; | |
139 | |
140 while (k >= 100) putchar('C'), k-=100; | |
141 | |
142 if (k >= 90) printf("XC"), k-=90; | |
143 if (k >= 50) putchar('L'), k-=50; | |
144 if (k >= 40) printf("XL"), k-=40; | |
145 | |
146 while (k >= 10) putchar('X'), k-=10; | |
147 | |
148 if (k >= 9) printf("IX"), k -= 9; | |
149 if (k >= 5) putchar('V'), k-=5; | |
150 if (k >= 4) printf("IV"), k-=4; | |
151 | |
152 while (k >= 1) putchar('I'), k--; | |
153 | |
154 putchar('\n'); | |
155 } | |
156 | |
157 | |
158 /* Main Program -- reads a line from stdin and calls parser */ | |
159 | |
160 int main(void) { | |
161 char line[82]; | |
162 while (1) { | |
163 Parser pcb; | |
164 printf("#"); | |
165 if (gets(line) == NULL) break; | |
166 pcb.parse(line); | |
167 } | |
168 return 0; | |
169 } | |
170 | |
171 | |
172 #ifndef CONVERT_CASE | |
173 | |
174 static const char agCaseTable[31] = { | |
175 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, | |
176 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, | |
177 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0, | |
178 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20 | |
179 }; | |
180 | |
181 static int agConvertCase(int c) { | |
182 if (c >= 'a' && c <= 'z') return c ^= 0x20; | |
183 if (c >= 0xe0 && c < 0xff) c ^= agCaseTable[c-0xe0]; | |
184 return c; | |
185 } | |
186 | |
187 #define CONVERT_CASE(c) agConvertCase(c) | |
188 | |
189 #endif | |
190 | |
191 | |
192 #ifndef TAB_SPACING | |
193 #define TAB_SPACING 8 | |
194 #endif | |
195 | |
196 static void ag_rp_1(PCB_DECL, long x) { | |
197 /* Line -, rcalcx.syn */ | |
198 PCB.print_roman(x); | |
199 } | |
200 | |
201 static long ag_rp_2(PCB_DECL, long x, long y) { | |
202 /* Line -, rcalcx.syn */ | |
203 return x+y; | |
204 } | |
205 | |
206 static long ag_rp_3(PCB_DECL, long x, long y) { | |
207 /* Line -, rcalcx.syn */ | |
208 return x-y; | |
209 } | |
210 | |
211 static long ag_rp_4(PCB_DECL, long x, long y) { | |
212 /* Line -, rcalcx.syn */ | |
213 return x*y; | |
214 } | |
215 | |
216 static long ag_rp_5(PCB_DECL, long x, long y) { | |
217 /* Line -, rcalcx.syn */ | |
218 return y ? x/y : PCB.divide_error(RULE_CONTEXT[2]); | |
219 } | |
220 | |
221 static long ag_rp_6(PCB_DECL) { | |
222 /* Line -, rcalcx.syn */ | |
223 return 0; | |
224 } | |
225 | |
226 static long ag_rp_7(PCB_DECL, long x) { | |
227 /* Line -, rcalcx.syn */ | |
228 return x; | |
229 } | |
230 | |
231 static long ag_rp_8(PCB_DECL, long x) { | |
232 /* Line -, rcalcx.syn */ | |
233 return -x; | |
234 } | |
235 | |
236 static long ag_rp_9(PCB_DECL, long x, long y) { | |
237 /* Line -, rcalcx.syn */ | |
238 return x+y; | |
239 } | |
240 | |
241 static long ag_rp_10(PCB_DECL) { | |
242 /* Line -, rcalcx.syn */ | |
243 return 1000; | |
244 } | |
245 | |
246 static long ag_rp_11(PCB_DECL, long x) { | |
247 /* Line -, rcalcx.syn */ | |
248 return x+1000; | |
249 } | |
250 | |
251 static long ag_rp_12(PCB_DECL, long x, long y) { | |
252 /* Line -, rcalcx.syn */ | |
253 return x+y; | |
254 } | |
255 | |
256 static long ag_rp_13(PCB_DECL) { | |
257 /* Line -, rcalcx.syn */ | |
258 return 900; | |
259 } | |
260 | |
261 static long ag_rp_14(PCB_DECL) { | |
262 /* Line -, rcalcx.syn */ | |
263 return 400; | |
264 } | |
265 | |
266 static long ag_rp_15(PCB_DECL) { | |
267 /* Line -, rcalcx.syn */ | |
268 return 100; | |
269 } | |
270 | |
271 static long ag_rp_16(PCB_DECL) { | |
272 /* Line -, rcalcx.syn */ | |
273 return 500; | |
274 } | |
275 | |
276 static long ag_rp_17(PCB_DECL, long x) { | |
277 /* Line -, rcalcx.syn */ | |
278 return x+100; | |
279 } | |
280 | |
281 static long ag_rp_18(PCB_DECL, long x, long y) { | |
282 /* Line -, rcalcx.syn */ | |
283 return x+y; | |
284 } | |
285 | |
286 static long ag_rp_19(PCB_DECL) { | |
287 /* Line -, rcalcx.syn */ | |
288 return 990; | |
289 } | |
290 | |
291 static long ag_rp_20(PCB_DECL) { | |
292 /* Line -, rcalcx.syn */ | |
293 return 490; | |
294 } | |
295 | |
296 static long ag_rp_21(PCB_DECL) { | |
297 /* Line -, rcalcx.syn */ | |
298 return 90; | |
299 } | |
300 | |
301 static long ag_rp_22(PCB_DECL) { | |
302 /* Line -, rcalcx.syn */ | |
303 return 40; | |
304 } | |
305 | |
306 static long ag_rp_23(PCB_DECL) { | |
307 /* Line -, rcalcx.syn */ | |
308 return 10; | |
309 } | |
310 | |
311 static long ag_rp_24(PCB_DECL) { | |
312 /* Line -, rcalcx.syn */ | |
313 return 50; | |
314 } | |
315 | |
316 static long ag_rp_25(PCB_DECL, long x) { | |
317 /* Line -, rcalcx.syn */ | |
318 return x+10; | |
319 } | |
320 | |
321 static long ag_rp_26(PCB_DECL) { | |
322 /* Line -, rcalcx.syn */ | |
323 return 999; | |
324 } | |
325 | |
326 static long ag_rp_27(PCB_DECL) { | |
327 /* Line -, rcalcx.syn */ | |
328 return 499; | |
329 } | |
330 | |
331 static long ag_rp_28(PCB_DECL) { | |
332 /* Line -, rcalcx.syn */ | |
333 return 99; | |
334 } | |
335 | |
336 static long ag_rp_29(PCB_DECL) { | |
337 /* Line -, rcalcx.syn */ | |
338 return 49; | |
339 } | |
340 | |
341 static long ag_rp_30(PCB_DECL) { | |
342 /* Line -, rcalcx.syn */ | |
343 return 9; | |
344 } | |
345 | |
346 static long ag_rp_31(PCB_DECL) { | |
347 /* Line -, rcalcx.syn */ | |
348 return 4; | |
349 } | |
350 | |
351 static long ag_rp_32(PCB_DECL) { | |
352 /* Line -, rcalcx.syn */ | |
353 return 1; | |
354 } | |
355 | |
356 static long ag_rp_33(PCB_DECL) { | |
357 /* Line -, rcalcx.syn */ | |
358 return 5; | |
359 } | |
360 | |
361 static long ag_rp_34(PCB_DECL, long x) { | |
362 /* Line -, rcalcx.syn */ | |
363 return x+1; | |
364 } | |
365 | |
366 | |
367 #define READ_COUNTS | |
368 #define WRITE_COUNTS | |
369 #undef V | |
370 #define V(i,t) (*t (&(PCB).vs[(PCB).ssx + i])) | |
371 #undef VS | |
372 #define VS(i) (PCB).vs[(PCB).ssx + i] | |
373 | |
374 #ifndef GET_CONTEXT | |
375 #define GET_CONTEXT CONTEXT = (PCB).input_context | |
376 #endif | |
377 | |
378 typedef enum { | |
379 ag_action_1, | |
380 ag_action_2, | |
381 ag_action_3, | |
382 ag_action_4, | |
383 ag_action_5, | |
384 ag_action_6, | |
385 ag_action_7, | |
386 ag_action_8, | |
387 ag_action_9, | |
388 ag_action_10, | |
389 ag_action_11, | |
390 ag_action_12 | |
391 } ag_parser_action; | |
392 | |
393 | |
394 #ifndef NULL_VALUE_INITIALIZER | |
395 #define NULL_VALUE_INITIALIZER = { 0 } | |
396 #endif | |
397 | |
398 static rcalcx_vs_type const ag_null_value NULL_VALUE_INITIALIZER; | |
399 | |
400 static const unsigned char ag_rpx[] = { | |
401 0, 1, 0, 2, 3, 0, 4, 5, 0, 6, 7, 8, 9, 0, 0, 10, 11, 12, | |
402 0, 0, 13, 14, 0, 15, 16, 17, 18, 0, 0, 19, 20, 21, 22, 0, 23, 24, | |
403 25, 26, 27, 28, 29, 30, 31, 0, 32, 33, 34 | |
404 }; | |
405 | |
406 static const unsigned char ag_key_itt[] = { | |
407 0 | |
408 }; | |
409 | |
410 static const unsigned short ag_key_pt[] = { | |
411 0 | |
412 }; | |
413 | |
414 static const unsigned char ag_key_ch[] = { | |
415 0, 78,255 | |
416 }; | |
417 | |
418 static const unsigned char ag_key_act[] = { | |
419 0,3,4 | |
420 }; | |
421 | |
422 static const unsigned char ag_key_parm[] = { | |
423 0, 38, 0 | |
424 }; | |
425 | |
426 static const unsigned char ag_key_jmp[] = { | |
427 0, 0, 0 | |
428 }; | |
429 | |
430 static const unsigned char ag_key_index[] = { | |
431 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, | |
432 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0 | |
433 }; | |
434 | |
435 static const unsigned char ag_key_ends[] = { | |
436 73,72,73,76,0, | |
437 }; | |
438 | |
439 #define AG_TCV(x) ag_tcv[(x)] | |
440 | |
441 static const unsigned char ag_tcv[] = { | |
442 5, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, | |
443 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, | |
444 0, 0, 0, 0, 40, 39, 35, 33, 0, 34, 0, 36, 0, 0, 0, 0, 0, 0, | |
445 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 20, 21, 0, 0, 0, | |
446 0, 28, 0, 0, 26, 17, 0, 0, 0, 0, 0, 0, 0, 0, 29, 0, 25, 0, | |
447 0, 0, 0, 0, 0, 0, 0, 0, 0, 20, 21, 0, 0, 0, 0, 28, 0, 0, | |
448 26, 17, 0, 0, 0, 0, 0, 0, 0, 0, 29, 0, 25, 0, 0, 0, 0, 0, | |
449 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
450 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
451 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
452 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
453 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
454 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
455 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
456 0, 0, 0, 0 | |
457 }; | |
458 | |
459 #ifndef SYNTAX_ERROR | |
460 #define SYNTAX_ERROR fprintf(stderr,"%s, line %d, column %d\n", \ | |
461 (PCB).error_message, (PCB).line, (PCB).column) | |
462 #endif | |
463 | |
464 #ifndef FIRST_LINE | |
465 #define FIRST_LINE 1 | |
466 #endif | |
467 | |
468 #ifndef FIRST_COLUMN | |
469 #define FIRST_COLUMN 1 | |
470 #endif | |
471 | |
472 #ifndef PARSER_STACK_OVERFLOW | |
473 #define PARSER_STACK_OVERFLOW {fprintf(stderr, \ | |
474 "\nParser stack overflow, line %d, column %d\n",\ | |
475 (PCB).line, (PCB).column);} | |
476 #endif | |
477 | |
478 #ifndef REDUCTION_TOKEN_ERROR | |
479 #define REDUCTION_TOKEN_ERROR {fprintf(stderr, \ | |
480 "\nReduction token error, line %d, column %d\n", \ | |
481 (PCB).line, (PCB).column);} | |
482 #endif | |
483 | |
484 | |
485 #ifndef INPUT_CODE | |
486 #define INPUT_CODE(T) (T) | |
487 #endif | |
488 | |
489 typedef enum | |
490 {ag_accept_key, ag_set_key, ag_jmp_key, ag_end_key, ag_no_match_key, | |
491 ag_cf_accept_key, ag_cf_set_key, ag_cf_end_key} key_words; | |
492 | |
493 static void ag_get_key_word(PCB_DECL, int ag_k) { | |
494 int ag_save = (int) ((PCB).la_ptr - (PCB).pointer); | |
495 const unsigned char *ag_p; | |
496 int ag_ch; | |
497 while (1) { | |
498 switch (ag_key_act[ag_k]) { | |
499 case ag_cf_end_key: { | |
500 const unsigned char *sp = ag_key_ends + ag_key_jmp[ag_k]; | |
501 do { | |
502 if ((ag_ch = *sp++) == 0) { | |
503 int ag_k1 = ag_key_parm[ag_k]; | |
504 int ag_k2 = ag_key_pt[ag_k1]; | |
505 if (ag_key_itt[ag_k2 + CONVERT_CASE(*(PCB).la_ptr)]) goto ag_fail; | |
506 (PCB).token_number = (rcalcx_token_type) ag_key_pt[ag_k1 + 1]; | |
507 return; | |
508 } | |
509 } while (CONVERT_CASE(*(PCB).la_ptr++) == ag_ch); | |
510 goto ag_fail; | |
511 } | |
512 case ag_end_key: { | |
513 const unsigned char *sp = ag_key_ends + ag_key_jmp[ag_k]; | |
514 do { | |
515 if ((ag_ch = *sp++) == 0) { | |
516 (PCB).token_number = (rcalcx_token_type) ag_key_parm[ag_k]; | |
517 return; | |
518 } | |
519 } while (CONVERT_CASE(*(PCB).la_ptr++) == ag_ch); | |
520 } | |
521 case ag_no_match_key: | |
522 ag_fail: | |
523 (PCB).la_ptr = (PCB).pointer + ag_save; | |
524 return; | |
525 case ag_cf_set_key: { | |
526 int ag_k1 = ag_key_parm[ag_k]; | |
527 int ag_k2 = ag_key_pt[ag_k1]; | |
528 ag_k = ag_key_jmp[ag_k]; | |
529 if (ag_key_itt[ag_k2 + CONVERT_CASE(*(PCB).la_ptr)]) break; | |
530 ag_save = (int) ((PCB).la_ptr - (PCB).pointer); | |
531 (PCB).token_number = (rcalcx_token_type) ag_key_pt[ag_k1+1]; | |
532 break; | |
533 } | |
534 case ag_set_key: | |
535 ag_save = (int) ((PCB).la_ptr - (PCB).pointer); | |
536 (PCB).token_number = (rcalcx_token_type) ag_key_parm[ag_k]; | |
537 case ag_jmp_key: | |
538 ag_k = ag_key_jmp[ag_k]; | |
539 break; | |
540 case ag_accept_key: | |
541 (PCB).token_number = (rcalcx_token_type) ag_key_parm[ag_k]; | |
542 return; | |
543 case ag_cf_accept_key: { | |
544 int ag_k1 = ag_key_parm[ag_k]; | |
545 int ag_k2 = ag_key_pt[ag_k1]; | |
546 if (ag_key_itt[ag_k2 + CONVERT_CASE(*(PCB).la_ptr)]) | |
547 (PCB).la_ptr = (PCB).pointer + ag_save; | |
548 else (PCB).token_number = (rcalcx_token_type) ag_key_pt[ag_k1+1]; | |
549 return; | |
550 } | |
551 } | |
552 ag_ch = CONVERT_CASE(*(PCB).la_ptr++); | |
553 ag_p = &ag_key_ch[ag_k]; | |
554 if (ag_ch <= 255) while (*ag_p < ag_ch) ag_p++; | |
555 if (ag_ch > 255 || *ag_p != ag_ch) { | |
556 (PCB).la_ptr = (PCB).pointer + ag_save; | |
557 return; | |
558 } | |
559 ag_k = (int) (ag_p - ag_key_ch); | |
560 } | |
561 } | |
562 | |
563 | |
564 #ifndef AG_NEWLINE | |
565 #define AG_NEWLINE 10 | |
566 #endif | |
567 | |
568 #ifndef AG_RETURN | |
569 #define AG_RETURN 13 | |
570 #endif | |
571 | |
572 #ifndef AG_FORMFEED | |
573 #define AG_FORMFEED 12 | |
574 #endif | |
575 | |
576 #ifndef AG_TABCHAR | |
577 #define AG_TABCHAR 9 | |
578 #endif | |
579 | |
580 static void ag_track(PCB_DECL) { | |
581 int ag_k = (int) ((PCB).la_ptr - (PCB).pointer); | |
582 while (ag_k--) { | |
583 switch (*(PCB).pointer++) { | |
584 case AG_NEWLINE: | |
585 (PCB).column = 1, (PCB).line++; | |
586 case AG_RETURN: | |
587 case AG_FORMFEED: | |
588 break; | |
589 case AG_TABCHAR: | |
590 (PCB).column += (TAB_SPACING) - ((PCB).column - 1) % (TAB_SPACING); | |
591 break; | |
592 default: | |
593 (PCB).column++; | |
594 } | |
595 } | |
596 } | |
597 | |
598 | |
599 static void ag_prot(PCB_DECL) { | |
600 int ag_k; | |
601 ag_k = 128 - ++(PCB).btsx; | |
602 if (ag_k <= (PCB).ssx) { | |
603 (PCB).exit_flag = AG_STACK_ERROR_CODE; | |
604 PARSER_STACK_OVERFLOW; | |
605 return; | |
606 } | |
607 (PCB).bts[(PCB).btsx] = (PCB).sn; | |
608 (PCB).bts[ag_k] = (PCB).ssx; | |
609 (PCB).vs[ag_k] = (PCB).vs[(PCB).ssx]; | |
610 (PCB).ss[ag_k] = (PCB).ss[(PCB).ssx]; | |
611 (PCB).cs[ag_k] = (PCB).cs[(PCB).ssx]; | |
612 } | |
613 | |
614 static void ag_undo(PCB_DECL) { | |
615 if ((PCB).drt == -1) return; | |
616 while ((PCB).btsx) { | |
617 int ag_k = 128 - (PCB).btsx; | |
618 (PCB).sn = (PCB).bts[(PCB).btsx--]; | |
619 (PCB).ssx = (PCB).bts[ag_k]; | |
620 (PCB).vs[(PCB).ssx] = (PCB).vs[ag_k]; | |
621 (PCB).ss[(PCB).ssx] = (PCB).ss[ag_k]; | |
622 (PCB).cs[(PCB).ssx] = (PCB).cs[ag_k]; | |
623 } | |
624 (PCB).token_number = (rcalcx_token_type) (PCB).drt; | |
625 (PCB).ssx = (PCB).dssx; | |
626 (PCB).sn = (PCB).dsn; | |
627 (PCB).drt = -1; | |
628 } | |
629 | |
630 | |
631 static const unsigned char ag_tstt[] = { | |
632 40,38,34,29,28,26,25,21,20,17,1,0,31,32, | |
633 1,0, | |
634 40,38,34,29,28,26,25,21,20,17,0,2,3,4,6,8,9,12,13,15,16,18,19,22,23,24,27, | |
635 30,37, | |
636 28,0, | |
637 29,26,25,21,20,17,0, | |
638 25,0, | |
639 26,21,20,17,0, | |
640 29,28,0,24,30, | |
641 20,0, | |
642 21,17,0, | |
643 29,28,26,25,0,19,23,24,27,30, | |
644 29,28,26,25,21,20,17,0,16,18,19,22,23,24,27,30, | |
645 40,38,34,29,28,26,25,21,20,17,1,0,31,32, | |
646 40,38,34,29,28,26,25,21,20,17,1,0,31,32, | |
647 39,36,35,34,33,5,1,0,31,32, | |
648 39,36,35,34,33,5,1,0,31,32, | |
649 40,38,34,29,28,26,25,21,20,17,0,2,8,9,12,13,15,16,18,19,22,23,24,27,30,37, | |
650 40,38,34,29,28,26,25,21,20,17,0,2,4,6,8,9,12,13,15,16,18,19,22,23,24,27,30, | |
651 37, | |
652 36,35,0,10,11, | |
653 34,33,5,0,7,8, | |
654 39,34,33,0,7,8,14, | |
655 40,38,34,29,28,26,25,21,20,17,1,0,31,32, | |
656 40,38,34,29,28,26,25,21,20,17,0,2,8,9,12,13,15,16,18,19,22,23,24,27,30,37, | |
657 40,38,34,29,28,26,25,21,20,17,1,0,31,32, | |
658 40,38,34,29,28,26,25,21,20,17,0,2,8,9,12,13,15,16,18,19,22,23,24,27,30,37, | |
659 40,38,34,29,28,26,25,21,20,17,0,2,6,8,9,12,13,15,16,18,19,22,23,24,27,30,37, | |
660 40,38,34,29,28,26,25,21,20,17,1,0,31,32, | |
661 40,38,34,29,28,26,25,21,20,17,0,2,6,8,9,12,13,15,16,18,19,22,23,24,27,30,37, | |
662 39,36,35,34,33,5,1,0,31,32, | |
663 36,35,0,10,11, | |
664 36,35,0,10,11, | |
665 | |
666 }; | |
667 | |
668 | |
669 static unsigned const char ag_astt[385] = { | |
670 8,8,8,8,8,8,8,8,8,8,1,7,1,1,9,5,1,1,1,2,1,2,1,2,1,2,7,1,0,1,1,1,1,2,1,1,1, | |
671 1,1,1,1,1,1,1,1,10,5,2,2,2,2,2,2,4,10,5,2,2,2,2,4,2,1,5,2,1,10,5,2,2,4,2,1, | |
672 2,1,5,2,1,2,1,1,2,1,2,1,2,1,10,5,2,1,2,1,1,2,1,1,5,5,5,5,5,5,5,5,5,5,1,7,1, | |
673 3,5,5,5,5,5,5,5,5,5,5,1,7,1,3,5,5,5,5,5,5,1,7,1,3,5,5,5,5,5,5,1,7,1,3,1,1, | |
674 1,2,1,2,1,2,1,2,7,2,1,2,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,2,1,2,1,2,7,1,1, | |
675 1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,5,1,1,1,1,2,7,1,1,1,1,1,7,1,1,2,5,5,5,5, | |
676 5,5,5,5,5,5,1,7,1,3,1,1,1,2,1,2,1,2,1,2,7,2,1,2,2,1,1,1,1,1,1,1,1,1,1,1,5, | |
677 5,5,5,5,5,5,5,5,5,1,7,1,3,1,1,1,2,1,2,1,2,1,2,7,2,1,2,2,1,1,1,1,1,1,1,1,1, | |
678 1,1,1,1,1,2,1,2,1,2,1,2,7,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,5,5,5,5,5,5,5,5, | |
679 5,5,1,7,1,3,1,1,1,2,1,2,1,2,1,2,7,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,5,5,5,5, | |
680 5,5,1,7,1,3,1,1,4,1,1,1,1,4,1,1 | |
681 }; | |
682 | |
683 | |
684 static const unsigned char ag_pstt[] = { | |
685 2,2,2,2,2,2,2,2,2,2,1,0,1,2, | |
686 48,50, | |
687 13,14,12,45,4,35,6,24,9,15,2,18,0,19,18,16,18,9,17,11,15,10,15,8,7,15,5,3, | |
688 15, | |
689 46,43, | |
690 42,40,41,38,39,37,44, | |
691 36,33, | |
692 32,30,31,29,34, | |
693 45,4,27,26,3, | |
694 25,22, | |
695 21,20,23, | |
696 45,4,35,6,18,17,7,17,5,3, | |
697 45,4,35,6,24,9,16,13,12,10,12,8,7,12,5,3, | |
698 49,49,49,49,49,49,49,49,49,49,1,12,1,52, | |
699 49,49,49,49,49,49,49,49,49,49,1,13,1,58, | |
700 49,49,49,49,49,49,1,14,1,56, | |
701 49,49,49,49,49,49,1,15,1,55, | |
702 13,14,12,45,4,35,6,24,9,15,16,11,16,11,9,17,11,15,10,15,8,7,15,5,3,15, | |
703 13,14,12,45,4,35,6,24,9,15,17,18,20,18,16,18,9,17,11,15,10,15,8,7,15,5,3,15, | |
704 21,23,2,24,22, | |
705 12,26,1,19,27,25, | |
706 28,12,26,20,27,25,10, | |
707 49,49,49,49,49,49,49,49,49,49,1,21,1,54, | |
708 13,14,12,45,4,35,6,24,9,15,22,7,16,7,9,17,11,15,10,15,8,7,15,5,3,15, | |
709 49,49,49,49,49,49,49,49,49,49,1,23,1,53, | |
710 13,14,12,45,4,35,6,24,9,15,24,6,16,6,9,17,11,15,10,15,8,7,15,5,3,15, | |
711 13,14,12,45,4,35,6,24,9,15,25,29,29,16,29,9,17,11,15,10,15,8,7,15,5,3,15, | |
712 49,49,49,49,49,49,49,49,49,49,1,26,1,51, | |
713 13,14,12,45,4,35,6,24,9,15,27,30,30,16,30,9,17,11,15,10,15,8,7,15,5,3,15, | |
714 49,49,49,49,49,49,1,28,1,57, | |
715 21,23,4,24,22, | |
716 21,23,3,24,22, | |
717 | |
718 }; | |
719 | |
720 | |
721 static const unsigned short ag_sbt[] = { | |
722 0, 14, 16, 45, 47, 54, 56, 61, 66, 68, 71, 81, 97, 111, | |
723 125, 135, 145, 171, 199, 204, 210, 217, 231, 257, 271, 297, 324, 338, | |
724 365, 375, 380, 385 | |
725 }; | |
726 | |
727 | |
728 static const unsigned short ag_sbe[] = { | |
729 11, 15, 26, 46, 53, 55, 60, 63, 67, 70, 75, 88, 108, 122, | |
730 132, 142, 155, 181, 201, 207, 213, 228, 241, 268, 281, 307, 335, 348, | |
731 372, 377, 382, 385 | |
732 }; | |
733 | |
734 | |
735 static const unsigned char ag_fl[] = { | |
736 2,2,1,3,3,1,3,3,1,1,3,2,2,1,1,1,2,2,1,1,2,2,1,1,1,2,2,1,1,2,2,2,2,1,1, | |
737 1,2,2,2,2,2,2,2,1,1,1,2,1,2,0,1,2,2,2,2,2,2,2,2 | |
738 }; | |
739 | |
740 static const unsigned char ag_ptt[] = { | |
741 0, 3, 4, 4, 4, 6, 6, 6, 9, 9, 9, 9, 37, 37, 37, 15, 15, 16, | |
742 16, 16, 18, 18, 18, 22, 22, 22, 19, 19, 19, 23, 23, 23, 23, 23, 27, 27, | |
743 27, 24, 24, 24, 24, 24, 24, 24, 30, 30, 30, 31, 31, 32, 32, 7, 8, 10, | |
744 11, 2, 12, 14, 13 | |
745 }; | |
746 | |
747 | |
748 static void ag_ra(PCB_DECL) | |
749 { | |
750 switch(ag_rpx[(PCB).ag_ap]) { | |
751 case 1: ag_rp_1(PCB_POINTER, V(0,(long *))); break; | |
752 case 2: V(0,(long *)) = ag_rp_2(PCB_POINTER, V(0,(long *)), V(2,(long *))); break; | |
753 case 3: V(0,(long *)) = ag_rp_3(PCB_POINTER, V(0,(long *)), V(2,(long *))); break; | |
754 case 4: V(0,(long *)) = ag_rp_4(PCB_POINTER, V(0,(long *)), V(2,(long *))); break; | |
755 case 5: V(0,(long *)) = ag_rp_5(PCB_POINTER, V(0,(long *)), V(2,(long *))); break; | |
756 case 6: V(0,(long *)) = ag_rp_6(PCB_POINTER); break; | |
757 case 7: V(0,(long *)) = ag_rp_7(PCB_POINTER, V(1,(long *))); break; | |
758 case 8: V(0,(long *)) = ag_rp_8(PCB_POINTER, V(1,(long *))); break; | |
759 case 9: V(0,(long *)) = ag_rp_9(PCB_POINTER, V(0,(long *)), V(1,(long *))); break; | |
760 case 10: V(0,(long *)) = ag_rp_10(PCB_POINTER); break; | |
761 case 11: V(0,(long *)) = ag_rp_11(PCB_POINTER, V(0,(long *))); break; | |
762 case 12: V(0,(long *)) = ag_rp_12(PCB_POINTER, V(0,(long *)), V(1,(long *))); break; | |
763 case 13: V(0,(long *)) = ag_rp_13(PCB_POINTER); break; | |
764 case 14: V(0,(long *)) = ag_rp_14(PCB_POINTER); break; | |
765 case 15: V(0,(long *)) = ag_rp_15(PCB_POINTER); break; | |
766 case 16: V(0,(long *)) = ag_rp_16(PCB_POINTER); break; | |
767 case 17: V(0,(long *)) = ag_rp_17(PCB_POINTER, V(0,(long *))); break; | |
768 case 18: V(0,(long *)) = ag_rp_18(PCB_POINTER, V(0,(long *)), V(1,(long *))); break; | |
769 case 19: V(0,(long *)) = ag_rp_19(PCB_POINTER); break; | |
770 case 20: V(0,(long *)) = ag_rp_20(PCB_POINTER); break; | |
771 case 21: V(0,(long *)) = ag_rp_21(PCB_POINTER); break; | |
772 case 22: V(0,(long *)) = ag_rp_22(PCB_POINTER); break; | |
773 case 23: V(0,(long *)) = ag_rp_23(PCB_POINTER); break; | |
774 case 24: V(0,(long *)) = ag_rp_24(PCB_POINTER); break; | |
775 case 25: V(0,(long *)) = ag_rp_25(PCB_POINTER, V(0,(long *))); break; | |
776 case 26: V(0,(long *)) = ag_rp_26(PCB_POINTER); break; | |
777 case 27: V(0,(long *)) = ag_rp_27(PCB_POINTER); break; | |
778 case 28: V(0,(long *)) = ag_rp_28(PCB_POINTER); break; | |
779 case 29: V(0,(long *)) = ag_rp_29(PCB_POINTER); break; | |
780 case 30: V(0,(long *)) = ag_rp_30(PCB_POINTER); break; | |
781 case 31: V(0,(long *)) = ag_rp_31(PCB_POINTER); break; | |
782 case 32: V(0,(long *)) = ag_rp_32(PCB_POINTER); break; | |
783 case 33: V(0,(long *)) = ag_rp_33(PCB_POINTER); break; | |
784 case 34: V(0,(long *)) = ag_rp_34(PCB_POINTER, V(0,(long *))); break; | |
785 } | |
786 (PCB).la_ptr = (PCB).pointer; | |
787 } | |
788 | |
789 #define TOKEN_NAMES rcalcx_token_names | |
790 const char *const rcalcx_token_names[41] = { | |
791 "calculation", | |
792 "ws", | |
793 "roman numeral", | |
794 "calculation", | |
795 "expression", | |
796 "eof", | |
797 "term", | |
798 "'+'", | |
799 "'-'", | |
800 "factor", | |
801 "'*'", | |
802 "'/'", | |
803 "\"NIHIL\"", | |
804 "'('", | |
805 "')'", | |
806 "thousands", | |
807 "hundreds", | |
808 "m", | |
809 "hundreds field", | |
810 "tens", | |
811 "c", | |
812 "d", | |
813 "count hundreds", | |
814 "tens field", | |
815 "units", | |
816 "x", | |
817 "l", | |
818 "count tens", | |
819 "i", | |
820 "v", | |
821 "count units", | |
822 "", | |
823 "", | |
824 "'+'", | |
825 "'-'", | |
826 "'*'", | |
827 "'/'", | |
828 "roman numeral", | |
829 "\"NIHIL\"", | |
830 "')'", | |
831 "'('", | |
832 | |
833 }; | |
834 | |
835 #ifndef MISSING_FORMAT | |
836 #define MISSING_FORMAT "Missing %s" | |
837 #endif | |
838 #ifndef UNEXPECTED_FORMAT | |
839 #define UNEXPECTED_FORMAT "Unexpected %s" | |
840 #endif | |
841 #ifndef UNNAMED_TOKEN | |
842 #define UNNAMED_TOKEN "input" | |
843 #endif | |
844 | |
845 | |
846 static void ag_diagnose(PCB_DECL) { | |
847 int ag_snd = (PCB).sn; | |
848 int ag_k = ag_sbt[ag_snd]; | |
849 | |
850 if (*TOKEN_NAMES[ag_tstt[ag_k]] && ag_astt[ag_k + 1] == ag_action_8) { | |
851 sprintf((PCB).ag_msg, MISSING_FORMAT, TOKEN_NAMES[ag_tstt[ag_k]]); | |
852 } | |
853 else if (ag_astt[ag_sbe[(PCB).sn]] == ag_action_8 | |
854 && (ag_k = (int) ag_sbe[(PCB).sn] + 1) == (int) ag_sbt[(PCB).sn+1] - 1 | |
855 && *TOKEN_NAMES[ag_tstt[ag_k]]) { | |
856 sprintf((PCB).ag_msg, MISSING_FORMAT, TOKEN_NAMES[ag_tstt[ag_k]]); | |
857 } | |
858 else if ((PCB).token_number && *TOKEN_NAMES[(PCB).token_number]) { | |
859 sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, TOKEN_NAMES[(PCB).token_number]); | |
860 } | |
861 else if (isprint(INPUT_CODE((*(PCB).pointer))) && INPUT_CODE((*(PCB).pointer)) != '\\') { | |
862 char buf[20]; | |
863 sprintf(buf, "\'%c\'", (char) INPUT_CODE((*(PCB).pointer))); | |
864 sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, buf); | |
865 } | |
866 else sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, UNNAMED_TOKEN); | |
867 (PCB).error_message = (PCB).ag_msg; | |
868 | |
869 | |
870 } | |
871 static int ag_action_1_r_proc(PCB_DECL); | |
872 static int ag_action_2_r_proc(PCB_DECL); | |
873 static int ag_action_3_r_proc(PCB_DECL); | |
874 static int ag_action_4_r_proc(PCB_DECL); | |
875 static int ag_action_1_s_proc(PCB_DECL); | |
876 static int ag_action_3_s_proc(PCB_DECL); | |
877 static int ag_action_1_proc(PCB_DECL); | |
878 static int ag_action_2_proc(PCB_DECL); | |
879 static int ag_action_3_proc(PCB_DECL); | |
880 static int ag_action_4_proc(PCB_DECL); | |
881 static int ag_action_5_proc(PCB_DECL); | |
882 static int ag_action_6_proc(PCB_DECL); | |
883 static int ag_action_7_proc(PCB_DECL); | |
884 static int ag_action_8_proc(PCB_DECL); | |
885 static int ag_action_9_proc(PCB_DECL); | |
886 static int ag_action_10_proc(PCB_DECL); | |
887 static int ag_action_11_proc(PCB_DECL); | |
888 static int ag_action_8_proc(PCB_DECL); | |
889 | |
890 | |
891 static int (*const ag_r_procs_scan[])(PCB_DECL) = { | |
892 ag_action_1_r_proc, | |
893 ag_action_2_r_proc, | |
894 ag_action_3_r_proc, | |
895 ag_action_4_r_proc | |
896 }; | |
897 | |
898 static int (*const ag_s_procs_scan[])(PCB_DECL) = { | |
899 ag_action_1_s_proc, | |
900 ag_action_2_r_proc, | |
901 ag_action_3_s_proc, | |
902 ag_action_4_r_proc | |
903 }; | |
904 | |
905 static int (*const ag_gt_procs_scan[])(PCB_DECL) = { | |
906 ag_action_1_proc, | |
907 ag_action_2_proc, | |
908 ag_action_3_proc, | |
909 ag_action_4_proc, | |
910 ag_action_5_proc, | |
911 ag_action_6_proc, | |
912 ag_action_7_proc, | |
913 ag_action_8_proc, | |
914 ag_action_9_proc, | |
915 ag_action_10_proc, | |
916 ag_action_11_proc, | |
917 ag_action_8_proc | |
918 }; | |
919 | |
920 | |
921 static int ag_action_10_proc(PCB_DECL) { | |
922 int ag_t = (PCB).token_number; | |
923 (PCB).btsx = 0, (PCB).drt = -1; | |
924 do { | |
925 ag_track(PCB_POINTER); | |
926 (PCB).token_number = (rcalcx_token_type) AG_TCV(INPUT_CODE(*(PCB).la_ptr)); | |
927 (PCB).la_ptr++; | |
928 if (ag_key_index[(PCB).sn]) { | |
929 unsigned ag_k = ag_key_index[(PCB).sn]; | |
930 int ag_ch = CONVERT_CASE(INPUT_CODE(*(PCB).pointer)); | |
931 if (ag_ch <= 255) { | |
932 while (ag_key_ch[ag_k] < ag_ch) ag_k++; | |
933 if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word((PCB_TYPE *)PCB_POINTER, ag_k); | |
934 } | |
935 } | |
936 } while ((PCB).token_number == (rcalcx_token_type) ag_t); | |
937 (PCB).la_ptr = (PCB).pointer; | |
938 return 1; | |
939 } | |
940 | |
941 static int ag_action_11_proc(PCB_DECL) { | |
942 int ag_t = (PCB).token_number; | |
943 | |
944 (PCB).btsx = 0, (PCB).drt = -1; | |
945 do { | |
946 (*(int *) &(PCB).vs[(PCB).ssx]) = *(PCB).pointer; | |
947 (PCB).ssx--; | |
948 ag_track(PCB_POINTER); | |
949 ag_ra(PCB_POINTER); | |
950 if ((PCB).exit_flag != AG_RUNNING_CODE) return 0; | |
951 (PCB).ssx++; | |
952 (PCB).token_number = (rcalcx_token_type) AG_TCV(INPUT_CODE(*(PCB).la_ptr)); | |
953 (PCB).la_ptr++; | |
954 if (ag_key_index[(PCB).sn]) { | |
955 unsigned ag_k = ag_key_index[(PCB).sn]; | |
956 int ag_ch = CONVERT_CASE(INPUT_CODE(*(PCB).pointer)); | |
957 if (ag_ch <= 255) { | |
958 while (ag_key_ch[ag_k] < ag_ch) ag_k++; | |
959 if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word((PCB_TYPE *)PCB_POINTER, ag_k); | |
960 } | |
961 } | |
962 } | |
963 while ((PCB).token_number == (rcalcx_token_type) ag_t); | |
964 (PCB).la_ptr = (PCB).pointer; | |
965 return 1; | |
966 } | |
967 | |
968 static int ag_action_3_r_proc(PCB_DECL) { | |
969 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
970 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
971 (PCB).btsx = 0, (PCB).drt = -1; | |
972 (PCB).reduction_token = (rcalcx_token_type) ag_ptt[(PCB).ag_ap]; | |
973 ag_ra(PCB_POINTER); | |
974 return (PCB).exit_flag == AG_RUNNING_CODE; | |
975 } | |
976 | |
977 static int ag_action_3_s_proc(PCB_DECL) { | |
978 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
979 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
980 (PCB).btsx = 0, (PCB).drt = -1; | |
981 (PCB).reduction_token = (rcalcx_token_type) ag_ptt[(PCB).ag_ap]; | |
982 ag_ra(PCB_POINTER); | |
983 return (PCB).exit_flag == AG_RUNNING_CODE; | |
984 } | |
985 | |
986 static int ag_action_4_r_proc(PCB_DECL) { | |
987 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
988 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
989 (PCB).reduction_token = (rcalcx_token_type) ag_ptt[(PCB).ag_ap]; | |
990 return 1; | |
991 } | |
992 | |
993 static int ag_action_2_proc(PCB_DECL) { | |
994 (PCB).btsx = 0, (PCB).drt = -1; | |
995 if ((PCB).ssx >= 128) { | |
996 (PCB).exit_flag = AG_STACK_ERROR_CODE; | |
997 PARSER_STACK_OVERFLOW; | |
998 } | |
999 (*(int *) &(PCB).vs[(PCB).ssx]) = *(PCB).pointer; | |
1000 GET_CONTEXT; | |
1001 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
1002 (PCB).ssx++; | |
1003 (PCB).sn = (PCB).ag_ap; | |
1004 ag_track(PCB_POINTER); | |
1005 return 0; | |
1006 } | |
1007 | |
1008 static int ag_action_9_proc(PCB_DECL) { | |
1009 if ((PCB).drt == -1) { | |
1010 (PCB).drt=(PCB).token_number; | |
1011 (PCB).dssx=(PCB).ssx; | |
1012 (PCB).dsn=(PCB).sn; | |
1013 } | |
1014 ag_prot(PCB_POINTER); | |
1015 (PCB).vs[(PCB).ssx] = ag_null_value; | |
1016 GET_CONTEXT; | |
1017 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
1018 (PCB).ssx++; | |
1019 (PCB).sn = (PCB).ag_ap; | |
1020 (PCB).la_ptr = (PCB).pointer; | |
1021 return (PCB).exit_flag == AG_RUNNING_CODE; | |
1022 } | |
1023 | |
1024 static int ag_action_2_r_proc(PCB_DECL) { | |
1025 (PCB).ssx++; | |
1026 (PCB).sn = (PCB).ag_ap; | |
1027 return 0; | |
1028 } | |
1029 | |
1030 static int ag_action_7_proc(PCB_DECL) { | |
1031 --(PCB).ssx; | |
1032 (PCB).la_ptr = (PCB).pointer; | |
1033 (PCB).exit_flag = AG_SUCCESS_CODE; | |
1034 return 0; | |
1035 } | |
1036 | |
1037 static int ag_action_1_proc(PCB_DECL) { | |
1038 ag_track(PCB_POINTER); | |
1039 (PCB).exit_flag = AG_SUCCESS_CODE; | |
1040 return 0; | |
1041 } | |
1042 | |
1043 static int ag_action_1_r_proc(PCB_DECL) { | |
1044 (PCB).exit_flag = AG_SUCCESS_CODE; | |
1045 return 0; | |
1046 } | |
1047 | |
1048 static int ag_action_1_s_proc(PCB_DECL) { | |
1049 (PCB).exit_flag = AG_SUCCESS_CODE; | |
1050 return 0; | |
1051 } | |
1052 | |
1053 static int ag_action_4_proc(PCB_DECL) { | |
1054 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
1055 (PCB).reduction_token = (rcalcx_token_type) ag_ptt[(PCB).ag_ap]; | |
1056 (PCB).btsx = 0, (PCB).drt = -1; | |
1057 (*(int *) &(PCB).vs[(PCB).ssx]) = *(PCB).pointer; | |
1058 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
1059 else GET_CONTEXT; | |
1060 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
1061 ag_track(PCB_POINTER); | |
1062 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
1063 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
1064 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
1065 do { | |
1066 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
1067 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
1068 else ag_t2 = ag_tx; | |
1069 } while (ag_t1 < ag_t2); | |
1070 (PCB).ag_ap = ag_pstt[ag_t1]; | |
1071 if ((ag_s_procs_scan[ag_astt[ag_t1]])(PCB_POINTER) == 0) break; | |
1072 } | |
1073 return 0; | |
1074 } | |
1075 | |
1076 static int ag_action_3_proc(PCB_DECL) { | |
1077 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
1078 (PCB).btsx = 0, (PCB).drt = -1; | |
1079 (*(int *) &(PCB).vs[(PCB).ssx]) = *(PCB).pointer; | |
1080 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
1081 else GET_CONTEXT; | |
1082 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
1083 ag_track(PCB_POINTER); | |
1084 (PCB).reduction_token = (rcalcx_token_type) ag_ptt[(PCB).ag_ap]; | |
1085 ag_ra(PCB_POINTER); | |
1086 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
1087 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
1088 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
1089 do { | |
1090 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
1091 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
1092 else ag_t2 = ag_tx; | |
1093 } while (ag_t1 < ag_t2); | |
1094 (PCB).ag_ap = ag_pstt[ag_t1]; | |
1095 if ((ag_s_procs_scan[ag_astt[ag_t1]])(PCB_POINTER) == 0) break; | |
1096 } | |
1097 return 0; | |
1098 } | |
1099 | |
1100 static int ag_action_8_proc(PCB_DECL) { | |
1101 ag_undo(PCB_POINTER); | |
1102 (PCB).la_ptr = (PCB).pointer; | |
1103 (PCB).exit_flag = AG_SYNTAX_ERROR_CODE; | |
1104 ag_diagnose(PCB_POINTER); | |
1105 SYNTAX_ERROR; | |
1106 {(PCB).la_ptr = (PCB).pointer + 1; ag_track(PCB_POINTER);} | |
1107 return (PCB).exit_flag == AG_RUNNING_CODE; | |
1108 } | |
1109 | |
1110 static int ag_action_5_proc(PCB_DECL) { | |
1111 int ag_sd = ag_fl[(PCB).ag_ap]; | |
1112 (PCB).btsx = 0, (PCB).drt = -1; | |
1113 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
1114 else { | |
1115 GET_CONTEXT; | |
1116 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
1117 } | |
1118 (PCB).la_ptr = (PCB).pointer; | |
1119 (PCB).reduction_token = (rcalcx_token_type) ag_ptt[(PCB).ag_ap]; | |
1120 ag_ra(PCB_POINTER); | |
1121 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
1122 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
1123 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
1124 do { | |
1125 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
1126 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
1127 else ag_t2 = ag_tx; | |
1128 } while (ag_t1 < ag_t2); | |
1129 (PCB).ag_ap = ag_pstt[ag_t1]; | |
1130 if ((ag_r_procs_scan[ag_astt[ag_t1]])(PCB_POINTER) == 0) break; | |
1131 } | |
1132 return (PCB).exit_flag == AG_RUNNING_CODE; | |
1133 } | |
1134 | |
1135 static int ag_action_6_proc(PCB_DECL) { | |
1136 int ag_sd = ag_fl[(PCB).ag_ap]; | |
1137 (PCB).reduction_token = (rcalcx_token_type) ag_ptt[(PCB).ag_ap]; | |
1138 if ((PCB).drt == -1) { | |
1139 (PCB).drt=(PCB).token_number; | |
1140 (PCB).dssx=(PCB).ssx; | |
1141 (PCB).dsn=(PCB).sn; | |
1142 } | |
1143 if (ag_sd) { | |
1144 (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
1145 } | |
1146 else { | |
1147 ag_prot(PCB_POINTER); | |
1148 (PCB).vs[(PCB).ssx] = ag_null_value; | |
1149 GET_CONTEXT; | |
1150 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
1151 } | |
1152 (PCB).la_ptr = (PCB).pointer; | |
1153 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
1154 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
1155 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
1156 do { | |
1157 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
1158 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
1159 else ag_t2 = ag_tx; | |
1160 } while (ag_t1 < ag_t2); | |
1161 (PCB).ag_ap = ag_pstt[ag_t1]; | |
1162 if ((ag_r_procs_scan[ag_astt[ag_t1]])(PCB_POINTER) == 0) break; | |
1163 } | |
1164 return (PCB).exit_flag == AG_RUNNING_CODE; | |
1165 } | |
1166 | |
1167 | |
1168 void init_rcalcx(rcalcx_pcb_type *PCB_POINTER) { | |
1169 (PCB).la_ptr = (PCB).pointer; | |
1170 (PCB).ss[0] = (PCB).sn = (PCB).ssx = 0; | |
1171 (PCB).exit_flag = AG_RUNNING_CODE; | |
1172 (PCB).line = FIRST_LINE; | |
1173 (PCB).column = FIRST_COLUMN; | |
1174 (PCB).btsx = 0, (PCB).drt = -1; | |
1175 } | |
1176 | |
1177 void rcalcx(rcalcx_pcb_type *PCB_POINTER) { | |
1178 init_rcalcx(PCB_POINTER); | |
1179 (PCB).exit_flag = AG_RUNNING_CODE; | |
1180 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
1181 unsigned ag_t1 = ag_sbt[(PCB).sn]; | |
1182 if (ag_tstt[ag_t1]) { | |
1183 unsigned ag_t2 = ag_sbe[(PCB).sn] - 1; | |
1184 (PCB).token_number = (rcalcx_token_type) AG_TCV(INPUT_CODE(*(PCB).la_ptr)); | |
1185 (PCB).la_ptr++; | |
1186 if (ag_key_index[(PCB).sn]) { | |
1187 unsigned ag_k = ag_key_index[(PCB).sn]; | |
1188 int ag_ch = CONVERT_CASE(INPUT_CODE(*(PCB).pointer)); | |
1189 if (ag_ch <= 255) { | |
1190 while (ag_key_ch[ag_k] < ag_ch) ag_k++; | |
1191 if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word((PCB_TYPE *)PCB_POINTER, ag_k); | |
1192 } | |
1193 } | |
1194 do { | |
1195 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
1196 if (ag_tstt[ag_tx] > (unsigned char)(PCB).token_number) | |
1197 ag_t1 = ag_tx + 1; | |
1198 else ag_t2 = ag_tx; | |
1199 } while (ag_t1 < ag_t2); | |
1200 if (ag_tstt[ag_t1] != (unsigned char)(PCB).token_number) | |
1201 ag_t1 = ag_sbe[(PCB).sn]; | |
1202 } | |
1203 (PCB).ag_ap = ag_pstt[ag_t1]; | |
1204 (ag_gt_procs_scan[ag_astt[ag_t1]])((PCB_TYPE *)PCB_POINTER); | |
1205 } | |
1206 } | |
1207 | |
1208 |