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comparison tests/agcl/parsifal/good/t201a.c @ 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 /* | |
3 * AnaGram, A System for Syntax Directed Programming | |
4 * File generated by: ... | |
5 * | |
6 * AnaGram Parsing Engine | |
7 * Copyright 1993-2002 Parsifal Software. All Rights Reserved. | |
8 * | |
9 * This software is provided 'as-is', without any express or implied | |
10 * warranty. In no event will the authors be held liable for any damages | |
11 * arising from the use of this software. | |
12 * | |
13 * Permission is granted to anyone to use this software for any purpose, | |
14 * including commercial applications, and to alter it and redistribute it | |
15 * freely, subject to the following restrictions: | |
16 * | |
17 * 1. The origin of this software must not be misrepresented; you must not | |
18 * claim that you wrote the original software. If you use this software | |
19 * in a product, an acknowledgment in the product documentation would be | |
20 * appreciated but is not required. | |
21 * 2. Altered source versions must be plainly marked as such, and must not be | |
22 * misrepresented as being the original software. | |
23 * 3. This notice may not be removed or altered from any source distribution. | |
24 */ | |
25 | |
26 #ifndef T201A_H | |
27 #include "t201a.h" | |
28 #endif | |
29 | |
30 #ifndef T201A_H | |
31 #error Mismatched header file | |
32 #endif | |
33 | |
34 #include <ctype.h> | |
35 #include <stdio.h> | |
36 | |
37 #define RULE_CONTEXT (&((PCB).cs[(PCB).ssx])) | |
38 #define ERROR_CONTEXT ((PCB).cs[(PCB).error_frame_ssx]) | |
39 #define CONTEXT ((PCB).cs[(PCB).ssx]) | |
40 | |
41 | |
42 | |
43 t201a_pcb_type t201a_pcb; | |
44 #define PCB t201a_pcb | |
45 #define CHANGE_REDUCTION(x) t201a_change_reduction(t201a_##x##_token) | |
46 int t201a_change_reduction(t201a_token_type); | |
47 | |
48 | |
49 #ifndef CONVERT_CASE | |
50 #define CONVERT_CASE(c) (c) | |
51 #endif | |
52 #ifndef TAB_SPACING | |
53 #define TAB_SPACING 8 | |
54 #endif | |
55 | |
56 #define ag_rp_1() (1) | |
57 | |
58 #define ag_rp_2() (2) | |
59 | |
60 #define ag_rp_3() | |
61 | |
62 #define ag_rp_4() | |
63 | |
64 #define ag_rp_5() | |
65 | |
66 #define ag_rp_7() (4) | |
67 | |
68 | |
69 #define READ_COUNTS | |
70 #define WRITE_COUNTS | |
71 #undef V | |
72 #define V(i,t) (*t (&(PCB).vs[(PCB).ssx + i])) | |
73 #undef VS | |
74 #define VS(i) (PCB).vs[(PCB).ssx + i] | |
75 | |
76 #ifndef GET_CONTEXT | |
77 #define GET_CONTEXT CONTEXT = (PCB).input_context | |
78 #endif | |
79 | |
80 typedef enum { | |
81 ag_action_1, | |
82 ag_action_2, | |
83 ag_action_3, | |
84 ag_action_4, | |
85 ag_action_5, | |
86 ag_action_6, | |
87 ag_action_7, | |
88 ag_action_8, | |
89 ag_action_9, | |
90 ag_action_10, | |
91 ag_action_11, | |
92 ag_action_12 | |
93 } ag_parser_action; | |
94 | |
95 | |
96 #ifndef NULL_VALUE_INITIALIZER | |
97 #define NULL_VALUE_INITIALIZER = 0 | |
98 #endif | |
99 | |
100 static int const ag_null_value NULL_VALUE_INITIALIZER; | |
101 | |
102 static const unsigned char ag_rpx[] = { | |
103 0, 1, 2, 3, 4, 5, 1, 6 | |
104 }; | |
105 | |
106 static const unsigned char ag_key_itt[] = { | |
107 0 | |
108 }; | |
109 | |
110 static const unsigned short ag_key_pt[] = { | |
111 0 | |
112 }; | |
113 | |
114 static const unsigned char ag_key_ch[] = { | |
115 0, 48,255 | |
116 }; | |
117 | |
118 static const unsigned char ag_key_act[] = { | |
119 0,3,4 | |
120 }; | |
121 | |
122 static const unsigned char ag_key_parm[] = { | |
123 0, 10, 0 | |
124 }; | |
125 | |
126 static const unsigned char ag_key_jmp[] = { | |
127 0, 0, 0 | |
128 }; | |
129 | |
130 static const unsigned char ag_key_index[] = { | |
131 1, 0, 0, 0, 0, 0, 0, 0, 0 | |
132 }; | |
133 | |
134 static const unsigned char ag_key_ends[] = { | |
135 120,0, | |
136 }; | |
137 #define AG_TCV(x) (((int)(x) >= 0 && (int)(x) <= 255) ? ag_tcv[(x)] : 0) | |
138 | |
139 static const unsigned char ag_tcv[] = { | |
140 20, 16, 16, 16, 16, 16, 16, 16, 16, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
141 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 17, 23, 23, | |
142 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 13, 6, 6, 6, 6, 6, 6, | |
143 6, 6, 6, 6, 23, 23, 23, 23, 23, 23, 23, 8, 8, 8, 8, 8, 8, 21, | |
144 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, | |
145 21, 23, 23, 23, 23, 23, 23, 7, 7, 7, 7, 7, 7, 21, 21, 21, 21, 21, | |
146 21, 21, 21, 21, 22, 22, 21, 21, 21, 21, 21, 21, 21, 21, 21, 23, 15, 23, | |
147 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
148 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
149 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
150 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
151 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
152 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
153 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, | |
154 23, 23, 23, 23 | |
155 }; | |
156 | |
157 #ifndef SYNTAX_ERROR | |
158 #define SYNTAX_ERROR fprintf(stderr,"%s, line %d, column %d\n", \ | |
159 (PCB).error_message, (PCB).line, (PCB).column) | |
160 #endif | |
161 | |
162 #ifndef FIRST_LINE | |
163 #define FIRST_LINE 1 | |
164 #endif | |
165 | |
166 #ifndef FIRST_COLUMN | |
167 #define FIRST_COLUMN 1 | |
168 #endif | |
169 | |
170 #ifndef PARSER_STACK_OVERFLOW | |
171 #define PARSER_STACK_OVERFLOW {fprintf(stderr, \ | |
172 "\nParser stack overflow, line %d, column %d\n",\ | |
173 (PCB).line, (PCB).column);} | |
174 #endif | |
175 | |
176 #ifndef REDUCTION_TOKEN_ERROR | |
177 #define REDUCTION_TOKEN_ERROR {fprintf(stderr, \ | |
178 "\nReduction token error, line %d, column %d\n", \ | |
179 (PCB).line, (PCB).column);} | |
180 #endif | |
181 | |
182 | |
183 typedef enum | |
184 {ag_accept_key, ag_set_key, ag_jmp_key, ag_end_key, ag_no_match_key, | |
185 ag_cf_accept_key, ag_cf_set_key, ag_cf_end_key} key_words; | |
186 | |
187 #ifndef GET_INPUT | |
188 #define GET_INPUT ((PCB).input_code = getchar()) | |
189 #endif | |
190 | |
191 | |
192 static int ag_look_ahead(void) { | |
193 if ((PCB).rx < (PCB).fx) { | |
194 return CONVERT_CASE((PCB).lab[(PCB).rx++]); | |
195 } | |
196 GET_INPUT; | |
197 (PCB).fx++; | |
198 return CONVERT_CASE((PCB).lab[(PCB).rx++] = (PCB).input_code); | |
199 } | |
200 | |
201 static void ag_get_key_word(int ag_k) { | |
202 int save_index = (PCB).rx; | |
203 const unsigned char *sp; | |
204 int ag_ch; | |
205 while (1) { | |
206 switch (ag_key_act[ag_k]) { | |
207 case ag_cf_end_key: | |
208 sp = ag_key_ends + ag_key_jmp[ag_k]; | |
209 do { | |
210 if ((ag_ch = *sp++) == 0) { | |
211 int ag_k1 = ag_key_parm[ag_k]; | |
212 int ag_k2 = ag_key_pt[ag_k1]; | |
213 if (ag_key_itt[ag_k2 + ag_look_ahead()]) goto ag_fail; | |
214 (PCB).rx--; | |
215 (PCB).token_number = (t201a_token_type) ag_key_pt[ag_k1 + 1]; | |
216 return; | |
217 } | |
218 } while (ag_look_ahead() == ag_ch); | |
219 goto ag_fail; | |
220 case ag_end_key: | |
221 sp = ag_key_ends + ag_key_jmp[ag_k]; | |
222 do { | |
223 if ((ag_ch = *sp++) == 0) { | |
224 (PCB).token_number = (t201a_token_type) ag_key_parm[ag_k]; | |
225 return; | |
226 } | |
227 } while (ag_look_ahead() == ag_ch); | |
228 case ag_no_match_key: | |
229 ag_fail: | |
230 (PCB).rx = save_index; | |
231 return; | |
232 case ag_cf_set_key: { | |
233 int ag_k1 = ag_key_parm[ag_k]; | |
234 int ag_k2 = ag_key_pt[ag_k1]; | |
235 ag_k = ag_key_jmp[ag_k]; | |
236 if (ag_key_itt[ag_k2 + (ag_ch = ag_look_ahead())]) break; | |
237 save_index = --(PCB).rx; | |
238 (PCB).token_number = (t201a_token_type) ag_key_pt[ag_k1+1]; | |
239 break; | |
240 } | |
241 case ag_set_key: | |
242 save_index = (PCB).rx; | |
243 (PCB).token_number = (t201a_token_type) ag_key_parm[ag_k]; | |
244 case ag_jmp_key: | |
245 ag_k = ag_key_jmp[ag_k]; | |
246 ag_ch = ag_look_ahead(); | |
247 break; | |
248 case ag_accept_key: | |
249 (PCB).token_number = (t201a_token_type) ag_key_parm[ag_k]; | |
250 return; | |
251 case ag_cf_accept_key: { | |
252 int ag_k1 = ag_key_parm[ag_k]; | |
253 int ag_k2 = ag_key_pt[ag_k1]; | |
254 if (ag_key_itt[ag_k2 + ag_look_ahead()]) (PCB).rx = save_index; | |
255 else { | |
256 (PCB).rx--; | |
257 (PCB).token_number = (t201a_token_type) ag_key_pt[ag_k1+1]; | |
258 } | |
259 return; | |
260 } | |
261 default: | |
262 /* not reachable; here to suppress compiler warnings */ | |
263 goto ag_fail; | |
264 } | |
265 if (ag_ch <= 255) while (ag_key_ch[ag_k] < ag_ch) ag_k++; | |
266 if (ag_ch > 255 || ag_key_ch[ag_k] != ag_ch) { | |
267 (PCB).rx = save_index; | |
268 return; | |
269 } | |
270 } | |
271 } | |
272 | |
273 | |
274 #ifndef AG_NEWLINE | |
275 #define AG_NEWLINE 10 | |
276 #endif | |
277 | |
278 #ifndef AG_RETURN | |
279 #define AG_RETURN 13 | |
280 #endif | |
281 | |
282 #ifndef AG_FORMFEED | |
283 #define AG_FORMFEED 12 | |
284 #endif | |
285 | |
286 #ifndef AG_TABCHAR | |
287 #define AG_TABCHAR 9 | |
288 #endif | |
289 | |
290 static void ag_track(void) { | |
291 int ag_k = 0; | |
292 while (ag_k < (PCB).rx) { | |
293 int ag_ch = (PCB).lab[ag_k++]; | |
294 switch (ag_ch) { | |
295 case AG_NEWLINE: | |
296 (PCB).column = 1, (PCB).line++; | |
297 case AG_RETURN: | |
298 case AG_FORMFEED: | |
299 break; | |
300 case AG_TABCHAR: | |
301 (PCB).column += (TAB_SPACING) - ((PCB).column - 1) % (TAB_SPACING); | |
302 break; | |
303 default: | |
304 (PCB).column++; | |
305 } | |
306 } | |
307 ag_k = 0; | |
308 while ((PCB).rx < (PCB).fx) (PCB).lab[ag_k++] = (PCB).lab[(PCB).rx++]; | |
309 (PCB).fx = ag_k; | |
310 (PCB).rx = 0; | |
311 } | |
312 | |
313 | |
314 static void ag_prot(void) { | |
315 int ag_k; | |
316 ag_k = 128 - ++(PCB).btsx; | |
317 if (ag_k <= (PCB).ssx) { | |
318 (PCB).exit_flag = AG_STACK_ERROR_CODE; | |
319 PARSER_STACK_OVERFLOW; | |
320 return; | |
321 } | |
322 (PCB).bts[(PCB).btsx] = (PCB).sn; | |
323 (PCB).bts[ag_k] = (PCB).ssx; | |
324 (PCB).vs[ag_k] = (PCB).vs[(PCB).ssx]; | |
325 (PCB).ss[ag_k] = (PCB).ss[(PCB).ssx]; | |
326 } | |
327 | |
328 static void ag_undo(void) { | |
329 if ((PCB).drt == -1) return; | |
330 while ((PCB).btsx) { | |
331 int ag_k = 128 - (PCB).btsx; | |
332 (PCB).sn = (PCB).bts[(PCB).btsx--]; | |
333 (PCB).ssx = (PCB).bts[ag_k]; | |
334 (PCB).vs[(PCB).ssx] = (PCB).vs[ag_k]; | |
335 (PCB).ss[(PCB).ssx] = (PCB).ss[ag_k]; | |
336 } | |
337 (PCB).token_number = (t201a_token_type) (PCB).drt; | |
338 (PCB).ssx = (PCB).dssx; | |
339 (PCB).sn = (PCB).dsn; | |
340 (PCB).drt = -1; | |
341 } | |
342 | |
343 | |
344 | |
345 static const int ag_rtt[] = { | |
346 4, 5, 0, 4, 5, 0, 4, 5, 0 | |
347 }; | |
348 | |
349 static const unsigned char ag_tstt[] = { | |
350 22,21,17,15,13,10,8,7,6,0,1,9,11,12,19, | |
351 8,7,6,0,4, | |
352 23,22,21,17,16,15,13,8,7,6,0, | |
353 16,0, | |
354 23,22,17,15,13,6,0, | |
355 8,7,6,0,4, | |
356 6,0, | |
357 22,21,8,7,6,0, | |
358 20,0, | |
359 | |
360 }; | |
361 | |
362 | |
363 static unsigned const char ag_astt[55] = { | |
364 2,2,1,1,1,1,2,2,1,7,1,1,1,1,0,2,2,2,7,2,3,3,3,3,3,3,3,3,3,3,7,3,7,3,3,3,3, | |
365 3,3,7,2,2,2,5,2,9,5,10,10,10,10,10,5,3,7 | |
366 }; | |
367 | |
368 | |
369 static const unsigned char ag_pstt[] = { | |
370 1,1,2,3,4,1,1,1,6,0,7,5,6,8,0, | |
371 5,4,3,1,6, | |
372 15,15,15,15,15,15,15,15,15,15,2, | |
373 14,3, | |
374 13,13,13,13,13,13,4, | |
375 5,4,3,12,7, | |
376 9,11, | |
377 2,2,2,2,2,10, | |
378 16,8, | |
379 | |
380 }; | |
381 | |
382 | |
383 static const unsigned char ag_sbt[] = { | |
384 0, 15, 20, 31, 33, 40, 45, 47, 53, 55 | |
385 }; | |
386 | |
387 | |
388 static const unsigned char ag_sbe[] = { | |
389 9, 18, 30, 32, 39, 43, 46, 52, 54, 55 | |
390 }; | |
391 | |
392 | |
393 static const unsigned char ag_fl[] = { | |
394 1,1,2,1,1,1,2,2,1,2,1,1,1,2,2,2,2 | |
395 }; | |
396 | |
397 static const unsigned char ag_ptt[] = { | |
398 0, 1, 1, 4, 4, 4, 9, 9, 11, 11, 12, 12, 12, 12, 12, 12, 19 | |
399 }; | |
400 | |
401 static const unsigned char *ag_valid(int ag_k) { | |
402 const unsigned char *ag_tp = &ag_tstt[ag_sbt[(PCB).sn+1]]; | |
403 while (*--ag_tp != (unsigned char) ag_k) if (*ag_tp == 0) return NULL; | |
404 return ag_tp; | |
405 } | |
406 | |
407 int t201a_change_reduction(t201a_token_type ag_k) { | |
408 if (!ag_valid(ag_k)) return 0; | |
409 (PCB).reduction_token = ag_k; | |
410 return 1; | |
411 } | |
412 | |
413 static void ag_default(const int *ag_tp) { | |
414 (PCB).ag_dsn = (PCB).sn; | |
415 (PCB).ag_dtl = ag_tp; | |
416 while (!ag_valid((t201a_token_type) *ag_tp)) ag_tp++; | |
417 (PCB).reduction_token = (t201a_token_type) *ag_tp; | |
418 } | |
419 | |
420 | |
421 | |
422 static void ag_ra(void) | |
423 { | |
424 switch(ag_rpx[(PCB).ag_ap]) { | |
425 case 1: ag_rp_1(); break; | |
426 case 2: ag_rp_2(); break; | |
427 case 3: ag_default(&ag_rtt[0]); ag_rp_3(); break; | |
428 case 4: ag_default(&ag_rtt[3]); ag_rp_4(); break; | |
429 case 5: ag_default(&ag_rtt[6]); ag_rp_5(); break; | |
430 case 6: ag_rp_7(); break; | |
431 } | |
432 } | |
433 | |
434 #define TOKEN_NAMES t201a_token_names | |
435 const char *const t201a_token_names[24] = { | |
436 "grammar", | |
437 "name", | |
438 "letter", | |
439 "", | |
440 "hex digit", | |
441 "text", | |
442 "digit", | |
443 "", | |
444 "", | |
445 "hex number", | |
446 "\"0x\"", | |
447 "number", | |
448 "token", | |
449 "'/'", | |
450 "printable", | |
451 "'|'", | |
452 "nonprintable", | |
453 "'!'", | |
454 "universe", | |
455 "grammar", | |
456 "eof", | |
457 "", | |
458 "", | |
459 "", | |
460 | |
461 }; | |
462 | |
463 #ifndef MISSING_FORMAT | |
464 #define MISSING_FORMAT "Missing %s" | |
465 #endif | |
466 #ifndef UNEXPECTED_FORMAT | |
467 #define UNEXPECTED_FORMAT "Unexpected %s" | |
468 #endif | |
469 #ifndef UNNAMED_TOKEN | |
470 #define UNNAMED_TOKEN "input" | |
471 #endif | |
472 | |
473 | |
474 static void ag_diagnose(void) { | |
475 int ag_snd = (PCB).sn; | |
476 int ag_k = ag_sbt[ag_snd]; | |
477 | |
478 if (*TOKEN_NAMES[ag_tstt[ag_k]] && ag_astt[ag_k + 1] == ag_action_8) { | |
479 sprintf((PCB).ag_msg, MISSING_FORMAT, TOKEN_NAMES[ag_tstt[ag_k]]); | |
480 } | |
481 else if (ag_astt[ag_sbe[(PCB).sn]] == ag_action_8 | |
482 && (ag_k = (int) ag_sbe[(PCB).sn] + 1) == (int) ag_sbt[(PCB).sn+1] - 1 | |
483 && *TOKEN_NAMES[ag_tstt[ag_k]]) { | |
484 sprintf((PCB).ag_msg, MISSING_FORMAT, TOKEN_NAMES[ag_tstt[ag_k]]); | |
485 } | |
486 else if ((PCB).token_number && *TOKEN_NAMES[(PCB).token_number]) { | |
487 sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, TOKEN_NAMES[(PCB).token_number]); | |
488 } | |
489 else if (isprint((*(PCB).lab)) && (*(PCB).lab) != '\\') { | |
490 char buf[20]; | |
491 sprintf(buf, "\'%c\'", (char) (*(PCB).lab)); | |
492 sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, buf); | |
493 } | |
494 else sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, UNNAMED_TOKEN); | |
495 (PCB).error_message = (PCB).ag_msg; | |
496 | |
497 | |
498 } | |
499 static int ag_action_1_r_proc(void); | |
500 static int ag_action_2_r_proc(void); | |
501 static int ag_action_3_r_proc(void); | |
502 static int ag_action_4_r_proc(void); | |
503 static int ag_action_1_s_proc(void); | |
504 static int ag_action_3_s_proc(void); | |
505 static int ag_action_1_proc(void); | |
506 static int ag_action_2_proc(void); | |
507 static int ag_action_3_proc(void); | |
508 static int ag_action_4_proc(void); | |
509 static int ag_action_5_proc(void); | |
510 static int ag_action_6_proc(void); | |
511 static int ag_action_7_proc(void); | |
512 static int ag_action_8_proc(void); | |
513 static int ag_action_9_proc(void); | |
514 static int ag_action_10_proc(void); | |
515 static int ag_action_11_proc(void); | |
516 static int ag_action_8_proc(void); | |
517 | |
518 | |
519 static int (*const ag_r_procs_scan[])(void) = { | |
520 ag_action_1_r_proc, | |
521 ag_action_2_r_proc, | |
522 ag_action_3_r_proc, | |
523 ag_action_4_r_proc | |
524 }; | |
525 | |
526 static int (*const ag_s_procs_scan[])(void) = { | |
527 ag_action_1_s_proc, | |
528 ag_action_2_r_proc, | |
529 ag_action_3_s_proc, | |
530 ag_action_4_r_proc | |
531 }; | |
532 | |
533 static int (*const ag_gt_procs_scan[])(void) = { | |
534 ag_action_1_proc, | |
535 ag_action_2_proc, | |
536 ag_action_3_proc, | |
537 ag_action_4_proc, | |
538 ag_action_5_proc, | |
539 ag_action_6_proc, | |
540 ag_action_7_proc, | |
541 ag_action_8_proc, | |
542 ag_action_9_proc, | |
543 ag_action_10_proc, | |
544 ag_action_11_proc, | |
545 ag_action_8_proc | |
546 }; | |
547 | |
548 | |
549 static int ag_action_10_proc(void) { | |
550 int ag_t = (PCB).token_number; | |
551 (PCB).btsx = 0, (PCB).drt = -1; | |
552 do { | |
553 ag_track(); | |
554 if ((PCB).rx < (PCB).fx) { | |
555 (PCB).input_code = (PCB).lab[(PCB).rx++]; | |
556 (PCB).token_number = (t201a_token_type) AG_TCV((PCB).input_code);} | |
557 else { | |
558 GET_INPUT; | |
559 (PCB).lab[(PCB).fx++] = (PCB).input_code; | |
560 (PCB).token_number = (t201a_token_type) AG_TCV((PCB).input_code); | |
561 (PCB).rx++; | |
562 } | |
563 if (ag_key_index[(PCB).sn]) { | |
564 unsigned ag_k = ag_key_index[(PCB).sn]; | |
565 int ag_ch = CONVERT_CASE((PCB).input_code); | |
566 if (ag_ch < 255) { | |
567 while (ag_key_ch[ag_k] < ag_ch) ag_k++; | |
568 if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word(ag_k); | |
569 } | |
570 } | |
571 } while ((PCB).token_number == (t201a_token_type) ag_t); | |
572 (PCB).rx = 0; | |
573 return 1; | |
574 } | |
575 | |
576 static int ag_action_11_proc(void) { | |
577 int ag_t = (PCB).token_number; | |
578 | |
579 (PCB).btsx = 0, (PCB).drt = -1; | |
580 do { | |
581 (PCB).vs[(PCB).ssx] = *(PCB).lab; | |
582 (PCB).ssx--; | |
583 ag_track(); | |
584 ag_ra(); | |
585 if ((PCB).exit_flag != AG_RUNNING_CODE) return 0; | |
586 (PCB).ssx++; | |
587 if ((PCB).rx < (PCB).fx) { | |
588 (PCB).input_code = (PCB).lab[(PCB).rx++]; | |
589 (PCB).token_number = (t201a_token_type) AG_TCV((PCB).input_code);} | |
590 else { | |
591 GET_INPUT; | |
592 (PCB).lab[(PCB).fx++] = (PCB).input_code; | |
593 (PCB).token_number = (t201a_token_type) AG_TCV((PCB).input_code); | |
594 (PCB).rx++; | |
595 } | |
596 if (ag_key_index[(PCB).sn]) { | |
597 unsigned ag_k = ag_key_index[(PCB).sn]; | |
598 int ag_ch = CONVERT_CASE((PCB).input_code); | |
599 if (ag_ch < 255) { | |
600 while (ag_key_ch[ag_k] < ag_ch) ag_k++; | |
601 if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word(ag_k); | |
602 } | |
603 } | |
604 } | |
605 while ((PCB).token_number == (t201a_token_type) ag_t); | |
606 (PCB).rx = 0; | |
607 return 1; | |
608 } | |
609 | |
610 static int ag_action_3_r_proc(void) { | |
611 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
612 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
613 (PCB).btsx = 0, (PCB).drt = -1; | |
614 (PCB).reduction_token = (t201a_token_type) ag_ptt[(PCB).ag_ap]; | |
615 ag_ra(); | |
616 return (PCB).exit_flag == AG_RUNNING_CODE; | |
617 } | |
618 | |
619 static int ag_action_3_s_proc(void) { | |
620 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
621 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
622 (PCB).btsx = 0, (PCB).drt = -1; | |
623 (PCB).reduction_token = (t201a_token_type) ag_ptt[(PCB).ag_ap]; | |
624 ag_ra(); | |
625 return (PCB).exit_flag == AG_RUNNING_CODE; | |
626 } | |
627 | |
628 static int ag_action_4_r_proc(void) { | |
629 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
630 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
631 (PCB).reduction_token = (t201a_token_type) ag_ptt[(PCB).ag_ap]; | |
632 return 1; | |
633 } | |
634 | |
635 static int ag_action_2_proc(void) { | |
636 (PCB).btsx = 0, (PCB).drt = -1; | |
637 if ((PCB).ssx >= 128) { | |
638 (PCB).exit_flag = AG_STACK_ERROR_CODE; | |
639 PARSER_STACK_OVERFLOW; | |
640 } | |
641 (PCB).vs[(PCB).ssx] = *(PCB).lab; | |
642 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
643 (PCB).ssx++; | |
644 (PCB).sn = (PCB).ag_ap; | |
645 ag_track(); | |
646 return 0; | |
647 } | |
648 | |
649 static int ag_action_9_proc(void) { | |
650 if ((PCB).drt == -1) { | |
651 (PCB).drt=(PCB).token_number; | |
652 (PCB).dssx=(PCB).ssx; | |
653 (PCB).dsn=(PCB).sn; | |
654 } | |
655 ag_prot(); | |
656 (PCB).vs[(PCB).ssx] = ag_null_value; | |
657 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
658 (PCB).ssx++; | |
659 (PCB).sn = (PCB).ag_ap; | |
660 (PCB).rx = 0; | |
661 return (PCB).exit_flag == AG_RUNNING_CODE; | |
662 } | |
663 | |
664 static int ag_action_2_r_proc(void) { | |
665 (PCB).ssx++; | |
666 (PCB).sn = (PCB).ag_ap; | |
667 return 0; | |
668 } | |
669 | |
670 static int ag_action_7_proc(void) { | |
671 --(PCB).ssx; | |
672 (PCB).rx = 0; | |
673 (PCB).exit_flag = AG_SUCCESS_CODE; | |
674 return 0; | |
675 } | |
676 | |
677 static int ag_action_1_proc(void) { | |
678 ag_track(); | |
679 (PCB).exit_flag = AG_SUCCESS_CODE; | |
680 return 0; | |
681 } | |
682 | |
683 static int ag_action_1_r_proc(void) { | |
684 (PCB).exit_flag = AG_SUCCESS_CODE; | |
685 return 0; | |
686 } | |
687 | |
688 static int ag_action_1_s_proc(void) { | |
689 (PCB).exit_flag = AG_SUCCESS_CODE; | |
690 return 0; | |
691 } | |
692 | |
693 static int ag_action_4_proc(void) { | |
694 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
695 (PCB).reduction_token = (t201a_token_type) ag_ptt[(PCB).ag_ap]; | |
696 (PCB).btsx = 0, (PCB).drt = -1; | |
697 (PCB).vs[(PCB).ssx] = *(PCB).lab; | |
698 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
699 else (PCB).ss[(PCB).ssx] = (PCB).sn; | |
700 ag_track(); | |
701 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
702 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
703 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
704 do { | |
705 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
706 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
707 else ag_t2 = ag_tx; | |
708 } while (ag_t1 < ag_t2); | |
709 if (ag_tstt[ag_t1] != (PCB).reduction_token) { | |
710 (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; | |
711 REDUCTION_TOKEN_ERROR; break;} | |
712 (PCB).ag_ap = ag_pstt[ag_t1]; | |
713 if ((ag_s_procs_scan[ag_astt[ag_t1]])() == 0) break; | |
714 } | |
715 return 0; | |
716 } | |
717 | |
718 static int ag_action_3_proc(void) { | |
719 int ag_sd = ag_fl[(PCB).ag_ap] - 1; | |
720 (PCB).btsx = 0, (PCB).drt = -1; | |
721 (PCB).vs[(PCB).ssx] = *(PCB).lab; | |
722 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
723 else (PCB).ss[(PCB).ssx] = (PCB).sn; | |
724 ag_track(); | |
725 (PCB).reduction_token = (t201a_token_type) ag_ptt[(PCB).ag_ap]; | |
726 ag_ra(); | |
727 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
728 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
729 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
730 do { | |
731 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
732 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
733 else ag_t2 = ag_tx; | |
734 } while (ag_t1 < ag_t2); | |
735 if (ag_tstt[ag_t1] != (PCB).reduction_token) { | |
736 (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; | |
737 REDUCTION_TOKEN_ERROR; break;} | |
738 (PCB).ag_ap = ag_pstt[ag_t1]; | |
739 if ((ag_s_procs_scan[ag_astt[ag_t1]])() == 0) break; | |
740 } | |
741 return 0; | |
742 } | |
743 | |
744 static int ag_action_8_proc(void) { | |
745 ag_undo(); | |
746 (PCB).rx = 0; | |
747 (PCB).exit_flag = AG_SYNTAX_ERROR_CODE; | |
748 ag_diagnose(); | |
749 SYNTAX_ERROR; | |
750 {(PCB).rx = 1; ag_track();} | |
751 return (PCB).exit_flag == AG_RUNNING_CODE; | |
752 } | |
753 | |
754 static int ag_action_5_proc(void) { | |
755 int ag_sd = ag_fl[(PCB).ag_ap]; | |
756 (PCB).btsx = 0, (PCB).drt = -1; | |
757 if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
758 else { | |
759 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
760 } | |
761 (PCB).rx = 0; | |
762 (PCB).reduction_token = (t201a_token_type) ag_ptt[(PCB).ag_ap]; | |
763 ag_ra(); | |
764 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
765 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
766 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
767 do { | |
768 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
769 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
770 else ag_t2 = ag_tx; | |
771 } while (ag_t1 < ag_t2); | |
772 if (ag_tstt[ag_t1] != (PCB).reduction_token) { | |
773 (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; | |
774 REDUCTION_TOKEN_ERROR; break;} | |
775 (PCB).ag_ap = ag_pstt[ag_t1]; | |
776 if ((ag_r_procs_scan[ag_astt[ag_t1]])() == 0) break; | |
777 } | |
778 return (PCB).exit_flag == AG_RUNNING_CODE; | |
779 } | |
780 | |
781 static int ag_action_6_proc(void) { | |
782 int ag_sd = ag_fl[(PCB).ag_ap]; | |
783 (PCB).reduction_token = (t201a_token_type) ag_ptt[(PCB).ag_ap]; | |
784 if ((PCB).drt == -1) { | |
785 (PCB).drt=(PCB).token_number; | |
786 (PCB).dssx=(PCB).ssx; | |
787 (PCB).dsn=(PCB).sn; | |
788 } | |
789 if (ag_sd) { | |
790 (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; | |
791 } | |
792 else { | |
793 ag_prot(); | |
794 (PCB).vs[(PCB).ssx] = ag_null_value; | |
795 (PCB).ss[(PCB).ssx] = (PCB).sn; | |
796 } | |
797 (PCB).rx = 0; | |
798 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
799 unsigned ag_t1 = ag_sbe[(PCB).sn] + 1; | |
800 unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1; | |
801 do { | |
802 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
803 if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1; | |
804 else ag_t2 = ag_tx; | |
805 } while (ag_t1 < ag_t2); | |
806 if (ag_tstt[ag_t1] != (PCB).reduction_token) { | |
807 (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; | |
808 REDUCTION_TOKEN_ERROR; break;} | |
809 (PCB).ag_ap = ag_pstt[ag_t1]; | |
810 if ((ag_r_procs_scan[ag_astt[ag_t1]])() == 0) break; | |
811 } | |
812 return (PCB).exit_flag == AG_RUNNING_CODE; | |
813 } | |
814 | |
815 | |
816 void init_t201a(void) { | |
817 (PCB).rx = (PCB).fx = 0; | |
818 (PCB).ss[0] = (PCB).sn = (PCB).ssx = 0; | |
819 (PCB).exit_flag = AG_RUNNING_CODE; | |
820 (PCB).line = FIRST_LINE; | |
821 (PCB).column = FIRST_COLUMN; | |
822 (PCB).btsx = 0, (PCB).drt = -1; | |
823 } | |
824 | |
825 void t201a(void) { | |
826 init_t201a(); | |
827 (PCB).exit_flag = AG_RUNNING_CODE; | |
828 while ((PCB).exit_flag == AG_RUNNING_CODE) { | |
829 unsigned ag_t1 = ag_sbt[(PCB).sn]; | |
830 if (ag_tstt[ag_t1]) { | |
831 unsigned ag_t2 = ag_sbe[(PCB).sn] - 1; | |
832 if ((PCB).rx < (PCB).fx) { | |
833 (PCB).input_code = (PCB).lab[(PCB).rx++]; | |
834 (PCB).token_number = (t201a_token_type) AG_TCV((PCB).input_code);} | |
835 else { | |
836 GET_INPUT; | |
837 (PCB).lab[(PCB).fx++] = (PCB).input_code; | |
838 (PCB).token_number = (t201a_token_type) AG_TCV((PCB).input_code); | |
839 (PCB).rx++; | |
840 } | |
841 if (ag_key_index[(PCB).sn]) { | |
842 unsigned ag_k = ag_key_index[(PCB).sn]; | |
843 int ag_ch = CONVERT_CASE((PCB).input_code); | |
844 if (ag_ch < 255) { | |
845 while (ag_key_ch[ag_k] < ag_ch) ag_k++; | |
846 if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word(ag_k); | |
847 } | |
848 } | |
849 do { | |
850 unsigned ag_tx = (ag_t1 + ag_t2)/2; | |
851 if (ag_tstt[ag_tx] > (unsigned char)(PCB).token_number) | |
852 ag_t1 = ag_tx + 1; | |
853 else ag_t2 = ag_tx; | |
854 } while (ag_t1 < ag_t2); | |
855 if (ag_tstt[ag_t1] != (unsigned char)(PCB).token_number) | |
856 ag_t1 = ag_sbe[(PCB).sn]; | |
857 } | |
858 (PCB).ag_ap = ag_pstt[ag_t1]; | |
859 (ag_gt_procs_scan[ag_astt[ag_t1]])(); | |
860 } | |
861 } | |
862 | |
863 | |
864 | |
865 int main(void) { | |
866 t201a(); | |
867 return 0; | |
868 } |