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1.1 root 1: # define NAME 2
2: # define STRING 3
3: # define ICON 4
4: # define FCON 5
5: # define PLUS 6
6: # define MINUS 8
7: # define MUL 11
8: # define AND 14
9: # define OR 17
10: # define ER 19
11: # define QUEST 21
12: # define COLON 22
13: # define ANDAND 23
14: # define OROR 24
15: # define ASOP 25
16: # define RELOP 26
17: # define EQUOP 27
18: # define DIVOP 28
19: # define SHIFTOP 29
20: # define INCOP 30
21: # define UNOP 31
22: # define STROP 32
23: # define TYPE 33
24: # define CLASS 34
25: # define STRUCT 35
26: # define RETURN 36
27: # define GOTO 37
28: # define IF 38
29: # define ELSE 39
30: # define SWITCH 40
31: # define BREAK 41
32: # define CONTINUE 42
33: # define WHILE 43
34: # define DO 44
35: # define FOR 45
36: # define DEFAULT 46
37: # define CASE 47
38: # define SIZEOF 48
39: # define ENUM 49
40: # define LP 50
41: # define RP 51
42: # define LC 52
43: # define RC 53
44: # define LB 54
45: # define RB 55
46: # define CM 56
47: # define SM 57
48: # define ASSIGN 58
49:
50: # line 108 "../mip/cgram.y"
51: # include "mfile1"
52: #define yyclearin yychar = -1
53: #define yyerrok yyerrflag = 0
54: extern int yychar;
55: extern short yyerrflag;
56: #ifndef YYMAXDEPTH
57: #define YYMAXDEPTH 150
58: #endif
59: YYSTYPE yylval, yyval;
60:
61: # line 127 "../mip/cgram.y"
62: static int fake = 0;
63: #ifndef FLEXNAMES
64: static char fakename[NCHNAM+1];
65: #else
66: static char fakename[24];
67: #endif
68: # define YYERRCODE 256
69:
70: # line 840 "../mip/cgram.y"
71:
72:
73: NODE *
74: mkty( t, d, s ) unsigned t; {
75: return( block( TYPE, NIL, NIL, t, d, s ) );
76: }
77:
78: NODE *
79: bdty( op, p, v ) NODE *p; {
80: register NODE *q;
81:
82: q = block( op, p, NIL, INT, 0, INT );
83:
84: switch( op ){
85:
86: case UNARY MUL:
87: case UNARY CALL:
88: break;
89:
90: case LB:
91: q->in.right = bcon(v);
92: break;
93:
94: case NAME:
95: q->tn.rval = v;
96: break;
97:
98: default:
99: cerror( "bad bdty" );
100: }
101:
102: return( q );
103: }
104:
105: dstash( n ){ /* put n into the dimension table */
106: if( curdim >= DIMTABSZ-1 ){
107: cerror( "dimension table overflow");
108: }
109: dimtab[ curdim++ ] = n;
110: }
111:
112: savebc() {
113: if( psavbc > & asavbc[BCSZ-4 ] ){
114: cerror( "whiles, fors, etc. too deeply nested");
115: }
116: *psavbc++ = brklab;
117: *psavbc++ = contlab;
118: *psavbc++ = flostat;
119: *psavbc++ = swx;
120: flostat = 0;
121: }
122:
123: resetbc(mask){
124:
125: swx = *--psavbc;
126: flostat = *--psavbc | (flostat&mask);
127: contlab = *--psavbc;
128: brklab = *--psavbc;
129:
130: }
131:
132: addcase(p) NODE *p; { /* add case to switch */
133:
134: p = optim( p ); /* change enum to ints */
135: if( p->in.op != ICON ){
136: uerror( "non-constant case expression");
137: return;
138: }
139: if( swp == swtab ){
140: uerror( "case not in switch");
141: return;
142: }
143: if( swp >= &swtab[SWITSZ] ){
144: cerror( "switch table overflow");
145: }
146: swp->sval = p->tn.lval;
147: deflab( swp->slab = getlab() );
148: ++swp;
149: tfree(p);
150: }
151:
152: adddef(){ /* add default case to switch */
153: if( swtab[swx].slab >= 0 ){
154: uerror( "duplicate default in switch");
155: return;
156: }
157: if( swp == swtab ){
158: uerror( "default not inside switch");
159: return;
160: }
161: deflab( swtab[swx].slab = getlab() );
162: }
163:
164: swstart(){
165: /* begin a switch block */
166: if( swp >= &swtab[SWITSZ] ){
167: cerror( "switch table overflow");
168: }
169: swx = swp - swtab;
170: swp->slab = -1;
171: ++swp;
172: }
173:
174: swend(){ /* end a switch block */
175:
176: register struct sw *swbeg, *p, *q, *r, *r1;
177: CONSZ temp;
178: int tempi;
179:
180: swbeg = &swtab[swx+1];
181:
182: /* sort */
183:
184: r1 = swbeg;
185: r = swp-1;
186:
187: while( swbeg < r ){
188: /* bubble largest to end */
189: for( q=swbeg; q<r; ++q ){
190: if( q->sval > (q+1)->sval ){
191: /* swap */
192: r1 = q+1;
193: temp = q->sval;
194: q->sval = r1->sval;
195: r1->sval = temp;
196: tempi = q->slab;
197: q->slab = r1->slab;
198: r1->slab = tempi;
199: }
200: }
201: r = r1;
202: r1 = swbeg;
203: }
204:
205: /* it is now sorted */
206:
207: for( p = swbeg+1; p<swp; ++p ){
208: if( p->sval == (p-1)->sval ){
209: uerror( "duplicate case in switch, %d", tempi=p->sval );
210: return;
211: }
212: }
213:
214: genswitch( swbeg-1, swp-swbeg );
215: swp = swbeg-1;
216: }
217: short yyexca[] ={
218: -1, 1,
219: 0, -1,
220: 2, 23,
221: 11, 23,
222: 50, 23,
223: 57, 23,
224: -2, 0,
225: -1, 19,
226: 56, 82,
227: 57, 82,
228: -2, 7,
229: -1, 24,
230: 56, 81,
231: 57, 81,
232: -2, 79,
233: -1, 26,
234: 56, 85,
235: 57, 85,
236: -2, 80,
237: -1, 32,
238: 52, 46,
239: -2, 44,
240: -1, 34,
241: 52, 38,
242: -2, 36,
243: -1, 109,
244: 33, 18,
245: 34, 18,
246: 35, 18,
247: 49, 18,
248: -2, 13,
249: -1, 280,
250: 33, 16,
251: 34, 16,
252: 35, 16,
253: 49, 16,
254: -2, 14,
255: -1, 297,
256: 33, 17,
257: 34, 17,
258: 35, 17,
259: 49, 17,
260: -2, 15,
261: };
262: # define YYNPROD 187
263: # define YYLAST 1228
264: short yyact[]={
265:
266: 211, 18, 262, 93, 231, 89, 87, 88, 27, 209,
267: 80, 200, 132, 78, 6, 147, 79, 21, 10, 9,
268: 14, 20, 100, 166, 51, 131, 27, 311, 96, 92,
269: 310, 46, 82, 81, 16, 21, 98, 110, 221, 222,
270: 226, 59, 230, 219, 220, 227, 228, 229, 233, 232,
271: 83, 75, 84, 304, 110, 256, 22, 66, 56, 223,
272: 231, 89, 87, 88, 27, 291, 80, 266, 112, 78,
273: 36, 297, 79, 21, 22, 271, 265, 133, 107, 270,
274: 45, 280, 212, 101, 27, 148, 152, 204, 82, 81,
275: 164, 24, 203, 21, 221, 222, 226, 91, 230, 219,
276: 220, 227, 228, 229, 233, 232, 83, 74, 84, 193,
277: 110, 210, 22, 40, 42, 223, 168, 169, 170, 172,
278: 174, 176, 178, 180, 181, 183, 185, 187, 188, 189,
279: 190, 191, 22, 27, 94, 133, 156, 162, 195, 17,
280: 19, 160, 21, 10, 9, 14, 103, 148, 99, 95,
281: 155, 156, 207, 96, 158, 298, 41, 43, 161, 16,
282: 194, 284, 197, 36, 35, 70, 77, 114, 192, 157,
283: 71, 136, 235, 138, 236, 38, 237, 111, 238, 39,
284: 239, 22, 234, 240, 73, 241, 250, 242, 163, 208,
285: 286, 139, 65, 250, 133, 137, 102, 48, 48, 95,
286: 202, 49, 49, 283, 254, 244, 245, 38, 69, 255,
287: 33, 39, 159, 252, 253, 206, 48, 68, 263, 31,
288: 49, 8, 268, 258, 259, 260, 261, 154, 264, 28,
289: 306, 246, 289, 278, 202, 272, 281, 277, 248, 201,
290: 251, 108, 198, 27, 282, 140, 141, 142, 143, 144,
291: 145, 53, 21, 57, 10, 9, 14, 72, 224, 64,
292: 300, 299, 97, 276, 275, 153, 274, 273, 153, 52,
293: 16, 288, 287, 201, 292, 293, 263, 295, 294, 9,
294: 26, 231, 89, 87, 88, 47, 10, 80, 14, 54,
295: 78, 22, 30, 79, 121, 279, 269, 95, 196, 301,
296: 60, 307, 16, 7, 113, 263, 149, 308, 285, 82,
297: 81, 117, 29, 57, 224, 221, 222, 226, 26, 230,
298: 219, 220, 227, 228, 229, 233, 232, 83, 67, 84,
299: 34, 110, 118, 32, 119, 225, 223, 121, 26, 118,
300: 123, 119, 109, 124, 121, 125, 106, 128, 105, 126,
301: 127, 129, 115, 122, 117, 120, 134, 50, 25, 115,
302: 122, 117, 120, 61, 44, 249, 4, 205, 149, 102,
303: 118, 90, 119, 55, 58, 121, 167, 309, 118, 165,
304: 119, 104, 116, 121, 130, 63, 123, 97, 62, 124,
305: 37, 125, 117, 128, 3, 126, 127, 129, 115, 122,
306: 117, 120, 2, 151, 85, 11, 12, 5, 23, 13,
307: 15, 218, 216, 217, 118, 249, 119, 215, 213, 121,
308: 214, 1, 123, 305, 0, 124, 0, 125, 116, 128,
309: 130, 126, 127, 129, 115, 122, 117, 120, 0, 0,
310: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
311: 118, 0, 119, 0, 0, 121, 0, 0, 123, 303,
312: 0, 124, 0, 125, 116, 128, 130, 126, 127, 129,
313: 115, 122, 117, 120, 0, 0, 0, 0, 0, 0,
314: 0, 0, 0, 0, 0, 0, 0, 0, 118, 0,
315: 119, 0, 118, 121, 119, 302, 123, 121, 0, 124,
316: 116, 125, 130, 128, 296, 126, 127, 129, 115, 122,
317: 117, 120, 115, 0, 117, 120, 0, 0, 0, 0,
318: 0, 0, 0, 0, 0, 0, 118, 0, 119, 0,
319: 0, 121, 0, 0, 123, 224, 0, 124, 116, 125,
320: 130, 128, 0, 126, 127, 129, 115, 122, 117, 120,
321: 118, 0, 119, 0, 0, 121, 0, 118, 123, 119,
322: 0, 124, 121, 125, 0, 128, 0, 126, 127, 129,
323: 115, 122, 117, 120, 0, 0, 116, 290, 130, 117,
324: 120, 0, 0, 0, 0, 0, 0, 0, 0, 0,
325: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
326: 116, 257, 130, 118, 0, 119, 0, 0, 121, 0,
327: 0, 123, 0, 0, 124, 0, 125, 0, 128, 0,
328: 126, 127, 129, 115, 122, 117, 120, 118, 0, 119,
329: 0, 0, 121, 0, 0, 123, 0, 0, 124, 0,
330: 125, 0, 128, 243, 126, 127, 129, 115, 122, 117,
331: 120, 0, 247, 116, 0, 130, 0, 0, 0, 0,
332: 0, 0, 0, 118, 0, 119, 0, 118, 121, 119,
333: 0, 123, 121, 0, 124, 123, 125, 116, 128, 130,
334: 126, 127, 129, 115, 122, 117, 120, 115, 122, 117,
335: 120, 0, 0, 0, 0, 0, 0, 0, 0, 118,
336: 0, 119, 0, 0, 121, 0, 0, 123, 199, 0,
337: 124, 0, 125, 116, 128, 130, 126, 127, 129, 115,
338: 122, 117, 120, 118, 0, 119, 0, 0, 121, 0,
339: 0, 123, 0, 0, 124, 0, 125, 0, 128, 0,
340: 126, 127, 129, 115, 122, 117, 120, 0, 0, 116,
341: 0, 130, 86, 89, 87, 88, 0, 0, 80, 0,
342: 0, 78, 0, 0, 79, 86, 89, 87, 88, 0,
343: 0, 80, 0, 0, 78, 130, 0, 79, 0, 0,
344: 82, 81, 0, 0, 0, 0, 0, 0, 0, 0,
345: 0, 0, 0, 82, 81, 0, 0, 0, 83, 0,
346: 84, 0, 0, 86, 89, 87, 88, 0, 186, 80,
347: 0, 83, 78, 84, 0, 79, 86, 89, 87, 88,
348: 0, 184, 80, 0, 0, 78, 0, 0, 79, 0,
349: 0, 82, 81, 0, 0, 0, 0, 0, 0, 0,
350: 0, 0, 0, 0, 82, 81, 0, 0, 0, 83,
351: 0, 84, 0, 0, 86, 89, 87, 88, 0, 182,
352: 80, 0, 83, 78, 84, 0, 79, 86, 89, 87,
353: 88, 0, 179, 80, 0, 0, 78, 0, 0, 79,
354: 0, 0, 82, 81, 0, 0, 0, 0, 0, 0,
355: 0, 0, 0, 0, 0, 82, 81, 0, 0, 0,
356: 83, 0, 84, 0, 0, 86, 89, 87, 88, 0,
357: 177, 80, 0, 83, 78, 84, 0, 79, 86, 89,
358: 87, 88, 0, 175, 80, 0, 0, 78, 0, 0,
359: 79, 0, 0, 82, 81, 0, 0, 0, 0, 0,
360: 0, 0, 0, 0, 0, 0, 82, 81, 0, 0,
361: 0, 83, 0, 84, 0, 0, 86, 89, 87, 88,
362: 0, 173, 80, 0, 83, 78, 84, 0, 79, 86,
363: 89, 87, 88, 0, 171, 80, 0, 0, 78, 0,
364: 0, 79, 0, 0, 82, 81, 118, 0, 119, 0,
365: 0, 121, 0, 0, 123, 0, 0, 82, 81, 125,
366: 0, 0, 83, 0, 84, 0, 115, 122, 117, 120,
367: 0, 267, 0, 0, 0, 83, 0, 84, 0, 135,
368: 86, 89, 87, 88, 0, 0, 80, 0, 0, 78,
369: 0, 0, 79, 86, 89, 87, 88, 0, 0, 80,
370: 0, 0, 78, 0, 0, 79, 0, 0, 82, 81,
371: 0, 10, 0, 14, 0, 0, 0, 0, 0, 0,
372: 0, 82, 81, 0, 0, 0, 83, 16, 84, 0,
373: 0, 0, 0, 86, 89, 87, 88, 0, 0, 83,
374: 0, 84, 0, 76, 86, 89, 87, 88, 0, 0,
375: 80, 0, 0, 78, 0, 0, 79, 86, 89, 87,
376: 88, 82, 81, 80, 0, 0, 78, 0, 0, 79,
377: 0, 0, 82, 81, 0, 0, 0, 0, 0, 83,
378: 0, 84, 0, 0, 0, 82, 81, 0, 0, 0,
379: 83, 0, 84, 150, 0, 86, 89, 87, 88, 0,
380: 0, 80, 0, 83, 78, 84, 0, 79, 0, 0,
381: 0, 0, 0, 0, 118, 0, 119, 0, 0, 121,
382: 0, 0, 123, 82, 81, 124, 0, 125, 0, 128,
383: 0, 126, 127, 0, 115, 122, 117, 120, 0, 0,
384: 118, 83, 119, 146, 0, 121, 0, 0, 123, 0,
385: 0, 124, 0, 125, 0, 0, 0, 126, 0, 0,
386: 115, 122, 117, 120, 118, 0, 119, 0, 0, 121,
387: 0, 0, 123, 0, 0, 124, 0, 125, 0, 0,
388: 0, 0, 0, 0, 115, 122, 117, 120 };
389: short yypact[]={
390:
391: -1000, 110,-1000,-1000,-1000, 82,-1000, 253, 245,-1000,
392: 259,-1000,-1000, 167, 331, 158, 328,-1000, 107, 125,
393: -1000, 241, 241, 29, 148, -34,-1000, 219,-1000, 253,
394: 256, 253,-1000, 298,-1000,-1000,-1000,-1000, 208, 137,
395: 148, 125, 166, 157, 114,-1000,-1000,-1000, 206, 129,
396: 1031,-1000,-1000,-1000,-1000, 40,-1000, 6, 92,-1000,
397: -36, 62,-1000, -15,-1000,-1000, 122,1095,-1000,-1000,
398: -1000, 302,-1000,-1000, 112, 717, 967, 141,1095,1095,
399: 1095,1095,1095,1133,1018,1082, 218,-1000,-1000,-1000,
400: 174, 253, 80,-1000, 125, 147,-1000,-1000, 159, 298,
401: -1000,-1000, 125,-1000,-1000,-1000,-1000, 131, 33,-1000,
402: -1000,-1000, 717,-1000,-1000,1095,1095, 916, 903, 865,
403: 852, 814,1095, 801, 763, 750,1095,1095,1095,1095,
404: 1095, 53,-1000, 717, 967,-1000,-1000,1095, 296,-1000,
405: 141, 141, 141, 141, 141, 141,1018, 191, 657, 223,
406: -1000, 36, 717,-1000,-1000,-1000,-1000,-1000,-1000,-1000,
407: -1000,-1000, 95,-1000,-1000,-1000, 58, 221, 551, 717,
408: -1000,1095, 283,1095, 283,1095, 364,1095,-1000,1095,
409: 486, 333,1095, 980,1095, 661,1095,1198,1174, 621,
410: 717, 717, 152, 967, 53, 597,-1000, 187,1095,-1000,
411: 132, 189, 223,1095,-1000, 6,-1000,-1000, 2,-1000,
412: -1000, 544,-1000, 279, 279, 279, 279,1095, 279, 19,
413: 10, 954, 294,-1000, 22, 279, 217, 216,-1000, 214,
414: 213, 215,1095, 273, 24, 717, 717, 717, 717, 717,
415: 717, 717, 717,1095,-1000,-1000, 150,-1000,1071, 141,
416: 106,-1000, 139, 132, 717,-1000,-1000,-1000, 233,-1000,
417: -1000, 228, 181, 693,-1000,-1000,-1000,-1000, 520, 8,
418: -1000,-1000,-1000,1095,1095,1095,1095,-1000, 482,-1000,
419: -1000, 14,1148,-1000,-1000, 100, 211,-1000, 210, 279,
420: -1000,-1000, 444, 408, -4, 372,-1000,-1000,-1000, 179,
421: 1095,-1000,-1000,-1000,1095,-1000,-1000, 326, -27, -30,
422: -1000,-1000 };
423: short yypgo[]={
424:
425: 0, 421, 57, 420, 418, 417, 413, 412, 411, 410,
426: 409, 408, 0, 2, 166, 14, 407, 221, 406, 405,
427: 15, 11, 404, 3, 134, 91, 403, 402, 394, 1,
428: 390, 388, 385, 82, 381, 23, 9, 379, 376, 29,
429: 303, 374, 36, 41, 373, 371, 58, 367, 364, 21,
430: 363, 358, 357, 25, 12, 356, 348, 346, 342, 335,
431: 328 };
432: short yyr1[]={
433:
434: 0, 1, 1, 27, 27, 28, 28, 30, 28, 31,
435: 32, 32, 35, 35, 37, 37, 38, 38, 38, 34,
436: 34, 34, 16, 16, 15, 15, 15, 15, 15, 40,
437: 17, 17, 17, 17, 17, 18, 18, 9, 9, 41,
438: 41, 43, 43, 19, 19, 10, 10, 44, 44, 46,
439: 46, 39, 47, 39, 23, 23, 23, 23, 23, 25,
440: 25, 25, 25, 25, 25, 24, 24, 24, 24, 24,
441: 24, 24, 11, 48, 48, 48, 29, 50, 29, 51,
442: 51, 49, 49, 49, 49, 49, 53, 53, 54, 54,
443: 42, 42, 45, 45, 52, 52, 55, 33, 33, 56,
444: 57, 58, 36, 36, 36, 36, 36, 36, 36, 36,
445: 36, 36, 36, 36, 36, 36, 36, 36, 36, 59,
446: 59, 59, 7, 4, 3, 5, 6, 8, 60, 2,
447: 13, 13, 26, 26, 12, 12, 12, 12, 12, 12,
448: 12, 12, 12, 12, 12, 12, 12, 12, 12, 12,
449: 12, 12, 12, 12, 12, 12, 12, 12, 12, 14,
450: 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
451: 14, 14, 14, 14, 14, 14, 14, 20, 21, 21,
452: 21, 21, 21, 21, 21, 22, 22 };
453: short yyr2[]={
454:
455: 0, 2, 0, 1, 1, 2, 3, 0, 4, 2,
456: 2, 0, 2, 0, 3, 4, 3, 4, 0, 3,
457: 2, 2, 1, 0, 2, 2, 1, 1, 3, 1,
458: 1, 2, 3, 1, 1, 5, 2, 1, 2, 1,
459: 3, 1, 3, 5, 2, 1, 2, 1, 3, 2,
460: 1, 1, 0, 4, 1, 1, 3, 2, 1, 2,
461: 3, 3, 4, 1, 3, 2, 3, 3, 4, 3,
462: 3, 2, 2, 1, 3, 1, 1, 0, 4, 1,
463: 1, 1, 1, 3, 6, 1, 1, 3, 1, 4,
464: 0, 1, 0, 1, 0, 1, 1, 1, 1, 4,
465: 3, 1, 2, 1, 2, 2, 2, 7, 4, 2,
466: 2, 2, 2, 3, 3, 1, 2, 2, 2, 2,
467: 3, 2, 1, 4, 3, 4, 6, 4, 0, 2,
468: 1, 0, 1, 3, 3, 3, 3, 3, 3, 3,
469: 3, 3, 3, 3, 3, 3, 3, 4, 4, 4,
470: 4, 4, 4, 4, 4, 5, 3, 3, 1, 2,
471: 2, 2, 2, 2, 2, 2, 4, 4, 4, 2,
472: 3, 3, 1, 1, 1, 1, 3, 2, 0, 2,
473: 5, 2, 3, 4, 3, 2, 2 };
474: short yychk[]={
475:
476: -1000, -1, -27, -28, 256, -16, -15, -40, -17, 34,
477: 33, -19, -18, -10, 35, -9, 49, 57, -29, -24,
478: -49, 11, 50, -11, -25, -51, 256, 2, -17, -40,
479: 33, 52, 2, 52, 2, 57, 56, -30, 50, 54,
480: -25, -24, -25, -24, -48, 51, 2, 256, 50, 54,
481: -52, 58, 50, -17, 33, -44, -46, -17, -41, -43,
482: 2, -50, -31, -32, 51, 55, -2, -60, 51, 51,
483: 51, 56, 51, 55, -2, -12, 52, -14, 11, 14,
484: 8, 31, 30, 48, 50, -22, 2, 4, 5, 3,
485: -45, 57, -39, -23, -24, -25, 22, 256, -42, 56,
486: 58, -49, -24, -33, -34, -56, -57, -15, 256, -58,
487: 52, 55, -12, 2, 55, 26, 56, 28, 6, 8,
488: 29, 11, 27, 14, 17, 19, 23, 24, 21, 25,
489: 58, -53, -54, -12, -55, 52, 30, 54, 32, 50,
490: -14, -14, -14, -14, -14, -14, 50, -20, -12, -17,
491: 51, -26, -12, 50, 53, -46, 56, 22, -2, 53,
492: -43, -2, -39, 57, 57, -37, -35, -38, -12, -12,
493: -12, 58, -12, 58, -12, 58, -12, 58, -12, 58,
494: -12, -12, 58, -12, 58, -12, 58, -12, -12, -12,
495: -12, -12, -42, 56, -53, -12, 2, -20, 51, 51,
496: -21, 50, 11, 56, 51, -47, -2, 57, -35, -36,
497: 53, -12, -33, -4, -3, -5, -7, -6, -8, 41,
498: 42, 36, 37, 57, 256, -59, 38, 43, 44, 45,
499: 40, 2, 47, 46, -15, -12, -12, -12, -12, -12,
500: -12, -12, -12, 22, 53, -54, -42, 55, 51, -14,
501: 54, 51, -21, -21, -12, -23, 53, 57, -36, -36,
502: -36, -36, -13, -12, -36, 57, 57, 57, -12, 2,
503: 57, 53, -36, 50, 50, 50, 50, 22, -12, 22,
504: 57, -29, -12, 53, 55, -2, 51, 39, 43, 51,
505: 57, 57, -12, -12, -13, -12, 22, 57, 55, 50,
506: 50, -36, 51, 51, 57, 51, 51, -12, -13, 51,
507: 57, 57 };
508: short yydef[]={
509:
510: 2, -2, 1, 3, 4, 0, 22, 26, 27, 29,
511: 30, 33, 34, 0, 45, 0, 37, 5, 0, -2,
512: 76, 0, 0, 0, -2, 94, -2, 63, 24, 25,
513: 31, 0, -2, 0, -2, 6, 77, 11, 0, 128,
514: 59, 65, 0, 0, 0, 71, 73, 75, 0, 128,
515: 0, 95, 72, 28, 32, 92, 47, 50, 90, 39,
516: 41, 0, 8, 0, 66, 67, 0, 0, 64, 69,
517: 70, 0, 60, 61, 0, 83, 0, 158, 0, 0,
518: 0, 0, 0, 0, 0, 0, 172, 173, 174, 175,
519: 0, 93, 49, 51, 54, 55, 128, 58, 0, 91,
520: 128, 78, 82, 9, 10, 97, 98, 0, 0, -2,
521: 101, 68, 129, 74, 62, 0, 0, 0, 0, 0,
522: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
523: 0, 90, 86, 88, 0, 96, 159, 0, 0, 186,
524: 160, 161, 162, 163, 164, 165, 0, 0, 0, 178,
525: 169, 0, 132, 185, 43, 48, 52, 128, 57, 35,
526: 40, 42, 0, 20, 21, 13, 0, 0, 134, 135,
527: 136, 0, 137, 0, 138, 0, 139, 0, 140, 0,
528: 141, 142, 0, 143, 0, 144, 0, 145, 146, 0,
529: 156, 157, 0, 91, 90, 0, 171, 0, 0, 176,
530: 177, 178, 178, 0, 170, 0, 56, 19, 0, 12,
531: 100, 0, 103, 0, 0, 0, 0, 131, 0, 0,
532: 0, 0, 0, 115, 0, 0, 0, 0, 122, 0,
533: 0, 172, 0, 0, 0, 148, 149, 150, 151, 147,
534: 152, 153, 154, 0, 84, 87, 0, 168, 167, 166,
535: 128, 179, 0, 181, 133, 53, 99, 102, 104, 105,
536: 106, 0, 0, 130, 109, 110, 111, 112, 0, 0,
537: 116, 117, 118, 0, 0, 131, 0, 119, 0, 121,
538: -2, 0, 155, 89, 182, 0, 184, 124, 0, 0,
539: 113, 114, 0, 0, 0, 0, 120, -2, 183, 0,
540: 0, 108, 123, 125, 131, 127, 180, 0, 0, 0,
541: 126, 107 };
542: #
543: # define YYFLAG -1000
544: # define YYERROR goto yyerrlab
545: # define YYACCEPT return(0)
546: # define YYABORT return(1)
547:
548: /* parser for yacc output */
549:
550: #ifdef YYDEBUG
551: int yydebug = 0; /* 1 for debugging */
552: #endif
553: YYSTYPE yyv[YYMAXDEPTH]; /* where the values are stored */
554: int yychar = -1; /* current input token number */
555: int yynerrs = 0; /* number of errors */
556: short yyerrflag = 0; /* error recovery flag */
557:
558: yyparse() {
559:
560: short yys[YYMAXDEPTH];
561: short yyj, yym;
562: register YYSTYPE *yypvt;
563: register short yystate, *yyps, yyn;
564: register YYSTYPE *yypv;
565: register short *yyxi;
566:
567: yystate = 0;
568: yychar = -1;
569: yynerrs = 0;
570: yyerrflag = 0;
571: yyps= &yys[-1];
572: yypv= &yyv[-1];
573:
574: yystack: /* put a state and value onto the stack */
575:
576: #ifdef YYDEBUG
577: if( yydebug ) printf( "state %d, char 0%o\n", yystate, yychar );
578: #endif
579: if( ++yyps> &yys[YYMAXDEPTH] ) { yyerror( "yacc stack overflow" ); return(1); }
580: *yyps = yystate;
581: ++yypv;
582: *yypv = yyval;
583:
584: yynewstate:
585:
586: yyn = yypact[yystate];
587:
588: if( yyn<= YYFLAG ) goto yydefault; /* simple state */
589:
590: if( yychar<0 ) if( (yychar=yylex())<0 ) yychar=0;
591: if( (yyn += yychar)<0 || yyn >= YYLAST ) goto yydefault;
592:
593: if( yychk[ yyn=yyact[ yyn ] ] == yychar ){ /* valid shift */
594: yychar = -1;
595: yyval = yylval;
596: yystate = yyn;
597: if( yyerrflag > 0 ) --yyerrflag;
598: goto yystack;
599: }
600:
601: yydefault:
602: /* default state action */
603:
604: if( (yyn=yydef[yystate]) == -2 ) {
605: if( yychar<0 ) if( (yychar=yylex())<0 ) yychar = 0;
606: /* look through exception table */
607:
608: for( yyxi=yyexca; (*yyxi!= (-1)) || (yyxi[1]!=yystate) ; yyxi += 2 ) ; /* VOID */
609:
610: while( *(yyxi+=2) >= 0 ){
611: if( *yyxi == yychar ) break;
612: }
613: if( (yyn = yyxi[1]) < 0 ) return(0); /* accept */
614: }
615:
616: if( yyn == 0 ){ /* error */
617: /* error ... attempt to resume parsing */
618:
619: switch( yyerrflag ){
620:
621: case 0: /* brand new error */
622:
623: yyerror( "syntax error" );
624: yyerrlab:
625: ++yynerrs;
626:
627: case 1:
628: case 2: /* incompletely recovered error ... try again */
629:
630: yyerrflag = 3;
631:
632: /* find a state where "error" is a legal shift action */
633:
634: while ( yyps >= yys ) {
635: yyn = yypact[*yyps] + YYERRCODE;
636: if( yyn>= 0 && yyn < YYLAST && yychk[yyact[yyn]] == YYERRCODE ){
637: yystate = yyact[yyn]; /* simulate a shift of "error" */
638: goto yystack;
639: }
640: yyn = yypact[*yyps];
641:
642: /* the current yyps has no shift onn "error", pop stack */
643:
644: #ifdef YYDEBUG
645: if( yydebug ) printf( "error recovery pops state %d, uncovers %d\n", *yyps, yyps[-1] );
646: #endif
647: --yyps;
648: --yypv;
649: }
650:
651: /* there is no state on the stack with an error shift ... abort */
652:
653: yyabort:
654: return(1);
655:
656:
657: case 3: /* no shift yet; clobber input char */
658:
659: #ifdef YYDEBUG
660: if( yydebug ) printf( "error recovery discards char %d\n", yychar );
661: #endif
662:
663: if( yychar == 0 ) goto yyabort; /* don't discard EOF, quit */
664: yychar = -1;
665: goto yynewstate; /* try again in the same state */
666:
667: }
668:
669: }
670:
671: /* reduction by production yyn */
672:
673: #ifdef YYDEBUG
674: if( yydebug ) printf("reduce %d\n",yyn);
675: #endif
676: yyps -= yyr2[yyn];
677: yypvt = yypv;
678: yypv -= yyr2[yyn];
679: yyval = yypv[1];
680: yym=yyn;
681: /* consult goto table to find next state */
682: yyn = yyr1[yyn];
683: yyj = yypgo[yyn] + *yyps + 1;
684: if( yyj>=YYLAST || yychk[ yystate = yyact[yyj] ] != -yyn ) yystate = yyact[yypgo[yyn]];
685: switch(yym){
686:
687: case 2:
688: # line 137 "../mip/cgram.y"
689: ftnend(); break;
690: case 3:
691: # line 140 "../mip/cgram.y"
692: { curclass = SNULL; blevel = 0; } break;
693: case 4:
694: # line 142 "../mip/cgram.y"
695: { curclass = SNULL; blevel = 0; } break;
696: case 5:
697: # line 146 "../mip/cgram.y"
698: { yypvt[-1].nodep->in.op = FREE; } break;
699: case 6:
700: # line 148 "../mip/cgram.y"
701: { yypvt[-2].nodep->in.op = FREE; } break;
702: case 7:
703: # line 149 "../mip/cgram.y"
704: {
705: defid( tymerge(yypvt[-1].nodep,yypvt[-0].nodep), curclass==STATIC?STATIC:EXTDEF );
706: #ifndef LINT
707: pfstab(stab[yypvt[-0].nodep->tn.rval].sname);
708: #endif
709: } break;
710: case 8:
711: # line 155 "../mip/cgram.y"
712: {
713: if( blevel ) cerror( "function level error" );
714: if( reached ) retstat |= NRETVAL;
715: yypvt[-3].nodep->in.op = FREE;
716: ftnend();
717: } break;
718: case 11:
719: # line 166 "../mip/cgram.y"
720: { blevel = 1; } break;
721: case 13:
722: # line 171 "../mip/cgram.y"
723: { bccode();
724: locctr(PROG);
725: } break;
726: case 14:
727: # line 177 "../mip/cgram.y"
728: { yypvt[-1].nodep->in.op = FREE;
729: #ifndef LINT
730: plcstab(blevel);
731: #endif
732: } break;
733: case 15:
734: # line 183 "../mip/cgram.y"
735: { yypvt[-2].nodep->in.op = FREE;
736: #ifndef LINT
737: plcstab(blevel);
738: #endif
739: } break;
740: case 16:
741: # line 191 "../mip/cgram.y"
742: { yypvt[-1].nodep->in.op = FREE; } break;
743: case 17:
744: # line 193 "../mip/cgram.y"
745: { yypvt[-2].nodep->in.op = FREE; } break;
746: case 19:
747: # line 197 "../mip/cgram.y"
748: { curclass = SNULL; yypvt[-2].nodep->in.op = FREE; } break;
749: case 20:
750: # line 199 "../mip/cgram.y"
751: { curclass = SNULL; yypvt[-1].nodep->in.op = FREE; } break;
752: case 21:
753: # line 201 "../mip/cgram.y"
754: { curclass = SNULL; } break;
755: case 23:
756: # line 205 "../mip/cgram.y"
757: { yyval.nodep = mkty(INT,0,INT); curclass = SNULL; } break;
758: case 24:
759: # line 208 "../mip/cgram.y"
760: { yyval.nodep = yypvt[-0].nodep; } break;
761: case 26:
762: # line 211 "../mip/cgram.y"
763: { yyval.nodep = mkty(INT,0,INT); } break;
764: case 27:
765: # line 213 "../mip/cgram.y"
766: { curclass = SNULL ; } break;
767: case 28:
768: # line 215 "../mip/cgram.y"
769: { yypvt[-2].nodep->in.type = types( yypvt[-2].nodep->in.type, yypvt[-0].nodep->in.type, UNDEF );
770: yypvt[-0].nodep->in.op = FREE;
771: } break;
772: case 29:
773: # line 222 "../mip/cgram.y"
774: { curclass = yypvt[-0].intval; } break;
775: case 31:
776: # line 227 "../mip/cgram.y"
777: { yypvt[-1].nodep->in.type = types( yypvt[-1].nodep->in.type, yypvt[-0].nodep->in.type, UNDEF );
778: yypvt[-0].nodep->in.op = FREE;
779: } break;
780: case 32:
781: # line 231 "../mip/cgram.y"
782: { yypvt[-2].nodep->in.type = types( yypvt[-2].nodep->in.type, yypvt[-1].nodep->in.type, yypvt[-0].nodep->in.type );
783: yypvt[-1].nodep->in.op = yypvt[-0].nodep->in.op = FREE;
784: } break;
785: case 35:
786: # line 239 "../mip/cgram.y"
787: { yyval.nodep = dclstruct(yypvt[-4].intval); } break;
788: case 36:
789: # line 241 "../mip/cgram.y"
790: { yyval.nodep = rstruct(yypvt[-0].intval,0); stwart = instruct; } break;
791: case 37:
792: # line 245 "../mip/cgram.y"
793: { yyval.intval = bstruct(-1,0); stwart = SEENAME; } break;
794: case 38:
795: # line 247 "../mip/cgram.y"
796: { yyval.intval = bstruct(yypvt[-0].intval,0); stwart = SEENAME; } break;
797: case 41:
798: # line 255 "../mip/cgram.y"
799: { moedef( yypvt[-0].intval ); } break;
800: case 42:
801: # line 257 "../mip/cgram.y"
802: { strucoff = yypvt[-0].intval; moedef( yypvt[-2].intval ); } break;
803: case 43:
804: # line 261 "../mip/cgram.y"
805: { yyval.nodep = dclstruct(yypvt[-4].intval); } break;
806: case 44:
807: # line 263 "../mip/cgram.y"
808: { yyval.nodep = rstruct(yypvt[-0].intval,yypvt[-1].intval); } break;
809: case 45:
810: # line 267 "../mip/cgram.y"
811: { yyval.intval = bstruct(-1,yypvt[-0].intval); stwart=0; } break;
812: case 46:
813: # line 269 "../mip/cgram.y"
814: { yyval.intval = bstruct(yypvt[-0].intval,yypvt[-1].intval); stwart=0; } break;
815: case 49:
816: # line 277 "../mip/cgram.y"
817: { curclass = SNULL; stwart=0; yypvt[-1].nodep->in.op = FREE; } break;
818: case 50:
819: # line 279 "../mip/cgram.y"
820: { if( curclass != MOU ){
821: curclass = SNULL;
822: }
823: else {
824: sprintf( fakename, "$%dFAKE", fake++ );
825: #ifdef FLEXSTRINGS
826: /* No need to hash this, we won't look it up */
827: defid( tymerge(yypvt[-0].nodep, bdty(NAME,NIL,lookup( savestr(fakename), SMOS ))), curclass );
828: #else
829: defid( tymerge(yypvt[-0].nodep, bdty(NAME,NIL,lookup( fakename, SMOS ))), curclass );
830: #endif
831: werror("structure typed union member must be named");
832: }
833: stwart = 0;
834: yypvt[-0].nodep->in.op = FREE;
835: } break;
836: case 51:
837: # line 299 "../mip/cgram.y"
838: { defid( tymerge(yypvt[-1].nodep,yypvt[-0].nodep), curclass); stwart = instruct; } break;
839: case 52:
840: # line 300 "../mip/cgram.y"
841: {yyval.nodep=yypvt[-2].nodep;} break;
842: case 53:
843: # line 301 "../mip/cgram.y"
844: { defid( tymerge(yypvt[-4].nodep,yypvt[-0].nodep), curclass); stwart = instruct; } break;
845: case 56:
846: # line 307 "../mip/cgram.y"
847: { if( !(instruct&INSTRUCT) ) uerror( "field outside of structure" );
848: if( yypvt[-0].intval<0 || yypvt[-0].intval >= FIELD ){
849: uerror( "illegal field size" );
850: yypvt[-0].intval = 1;
851: }
852: defid( tymerge(yypvt[-3].nodep,yypvt[-2].nodep), FIELD|yypvt[-0].intval );
853: yyval.nodep = NIL;
854: } break;
855: case 57:
856: # line 317 "../mip/cgram.y"
857: { if( !(instruct&INSTRUCT) ) uerror( "field outside of structure" );
858: falloc( stab, yypvt[-0].intval, -1, yypvt[-2].nodep ); /* alignment or hole */
859: yyval.nodep = NIL;
860: } break;
861: case 58:
862: # line 322 "../mip/cgram.y"
863: { yyval.nodep = NIL; } break;
864: case 59:
865: # line 327 "../mip/cgram.y"
866: { umul:
867: yyval.nodep = bdty( UNARY MUL, yypvt[-0].nodep, 0 ); } break;
868: case 60:
869: # line 330 "../mip/cgram.y"
870: { uftn:
871: yyval.nodep = bdty( UNARY CALL, yypvt[-2].nodep, 0 ); } break;
872: case 61:
873: # line 333 "../mip/cgram.y"
874: { uary:
875: yyval.nodep = bdty( LB, yypvt[-2].nodep, 0 ); } break;
876: case 62:
877: # line 336 "../mip/cgram.y"
878: { bary:
879: if( (int)yypvt[-1].intval <= 0 ) werror( "zero or negative subscript" );
880: yyval.nodep = bdty( LB, yypvt[-3].nodep, yypvt[-1].intval ); } break;
881: case 63:
882: # line 340 "../mip/cgram.y"
883: { yyval.nodep = bdty( NAME, NIL, yypvt[-0].intval ); } break;
884: case 64:
885: # line 342 "../mip/cgram.y"
886: { yyval.nodep=yypvt[-1].nodep; } break;
887: case 65:
888: # line 345 "../mip/cgram.y"
889: { goto umul; } break;
890: case 66:
891: # line 347 "../mip/cgram.y"
892: { goto uftn; } break;
893: case 67:
894: # line 349 "../mip/cgram.y"
895: { goto uary; } break;
896: case 68:
897: # line 351 "../mip/cgram.y"
898: { goto bary; } break;
899: case 69:
900: # line 353 "../mip/cgram.y"
901: { yyval.nodep = yypvt[-1].nodep; } break;
902: case 70:
903: # line 355 "../mip/cgram.y"
904: {
905: if( blevel!=0 ) uerror("function declaration in bad context");
906: yyval.nodep = bdty( UNARY CALL, bdty(NAME,NIL,yypvt[-2].intval), 0 );
907: stwart = 0;
908: } break;
909: case 71:
910: # line 361 "../mip/cgram.y"
911: {
912: yyval.nodep = bdty( UNARY CALL, bdty(NAME,NIL,yypvt[-1].intval), 0 );
913: stwart = 0;
914: } break;
915: case 72:
916: # line 368 "../mip/cgram.y"
917: {
918: /* turn off typedefs for argument names */
919: stwart = SEENAME;
920: if( stab[yypvt[-1].intval].sclass == SNULL )
921: stab[yypvt[-1].intval].stype = FTN;
922: } break;
923: case 73:
924: # line 377 "../mip/cgram.y"
925: { ftnarg( yypvt[-0].intval ); stwart = SEENAME; } break;
926: case 74:
927: # line 379 "../mip/cgram.y"
928: { ftnarg( yypvt[-0].intval ); stwart = SEENAME; } break;
929: case 77:
930: # line 385 "../mip/cgram.y"
931: {yyval.nodep=yypvt[-2].nodep;} break;
932: case 79:
933: # line 389 "../mip/cgram.y"
934: { defid( yypvt[-0].nodep = tymerge(yypvt[-1].nodep,yypvt[-0].nodep), curclass);
935: beginit(yypvt[-0].nodep->tn.rval);
936: } break;
937: case 81:
938: # line 396 "../mip/cgram.y"
939: { nidcl( tymerge(yypvt[-1].nodep,yypvt[-0].nodep) ); } break;
940: case 82:
941: # line 398 "../mip/cgram.y"
942: { defid( tymerge(yypvt[-1].nodep,yypvt[-0].nodep), uclass(curclass) );
943: } break;
944: case 83:
945: # line 402 "../mip/cgram.y"
946: { doinit( yypvt[-0].nodep );
947: endinit(); } break;
948: case 84:
949: # line 405 "../mip/cgram.y"
950: { endinit(); } break;
951: case 88:
952: # line 415 "../mip/cgram.y"
953: { doinit( yypvt[-0].nodep ); } break;
954: case 89:
955: # line 417 "../mip/cgram.y"
956: { irbrace(); } break;
957: case 94:
958: # line 429 "../mip/cgram.y"
959: { werror( "old-fashioned initialization: use =" ); } break;
960: case 96:
961: # line 434 "../mip/cgram.y"
962: { ilbrace(); } break;
963: case 99:
964: # line 444 "../mip/cgram.y"
965: {
966: #ifndef LINT
967: prcstab(blevel);
968: #endif
969: --blevel;
970: if( blevel == 1 ) blevel = 0;
971: clearst( blevel );
972: checkst( blevel );
973: autooff = *--psavbc;
974: regvar = *--psavbc;
975: } break;
976: case 100:
977: # line 458 "../mip/cgram.y"
978: { --blevel;
979: if( blevel == 1 ) blevel = 0;
980: clearst( blevel );
981: checkst( blevel );
982: autooff = *--psavbc;
983: regvar = *--psavbc;
984: } break;
985: case 101:
986: # line 468 "../mip/cgram.y"
987: { if( blevel == 1 ) dclargs();
988: ++blevel;
989: if( psavbc > &asavbc[BCSZ-2] ) cerror( "nesting too deep" );
990: *psavbc++ = regvar;
991: *psavbc++ = autooff;
992: } break;
993: case 102:
994: # line 477 "../mip/cgram.y"
995: { ecomp( yypvt[-1].nodep ); } break;
996: case 104:
997: # line 480 "../mip/cgram.y"
998: { deflab(yypvt[-1].intval);
999: reached = 1;
1000: } break;
1001: case 105:
1002: # line 484 "../mip/cgram.y"
1003: { if( yypvt[-1].intval != NOLAB ){
1004: deflab( yypvt[-1].intval );
1005: reached = 1;
1006: }
1007: } break;
1008: case 106:
1009: # line 490 "../mip/cgram.y"
1010: { branch( contlab );
1011: deflab( brklab );
1012: if( (flostat&FBRK) || !(flostat&FLOOP)) reached = 1;
1013: else reached = 0;
1014: resetbc(0);
1015: } break;
1016: case 107:
1017: # line 497 "../mip/cgram.y"
1018: { deflab( contlab );
1019: if( flostat & FCONT ) reached = 1;
1020: ecomp( buildtree( CBRANCH, buildtree( NOT, yypvt[-2].nodep, NIL ), bcon( yypvt[-6].intval ) ) );
1021: deflab( brklab );
1022: reached = 1;
1023: resetbc(0);
1024: } break;
1025: case 108:
1026: # line 505 "../mip/cgram.y"
1027: { deflab( contlab );
1028: if( flostat&FCONT ) reached = 1;
1029: if( yypvt[-2].nodep ) ecomp( yypvt[-2].nodep );
1030: branch( yypvt[-3].intval );
1031: deflab( brklab );
1032: if( (flostat&FBRK) || !(flostat&FLOOP) ) reached = 1;
1033: else reached = 0;
1034: resetbc(0);
1035: } break;
1036: case 109:
1037: # line 515 "../mip/cgram.y"
1038: { if( reached ) branch( brklab );
1039: deflab( yypvt[-1].intval );
1040: swend();
1041: deflab(brklab);
1042: if( (flostat&FBRK) || !(flostat&FDEF) ) reached = 1;
1043: resetbc(FCONT);
1044: } break;
1045: case 110:
1046: # line 523 "../mip/cgram.y"
1047: { if( brklab == NOLAB ) uerror( "illegal break");
1048: else if(reached) branch( brklab );
1049: flostat |= FBRK;
1050: if( brkflag ) goto rch;
1051: reached = 0;
1052: } break;
1053: case 111:
1054: # line 530 "../mip/cgram.y"
1055: { if( contlab == NOLAB ) uerror( "illegal continue");
1056: else branch( contlab );
1057: flostat |= FCONT;
1058: goto rch;
1059: } break;
1060: case 112:
1061: # line 536 "../mip/cgram.y"
1062: { retstat |= NRETVAL;
1063: branch( retlab );
1064: rch:
1065: if( !reached ) werror( "statement not reached");
1066: reached = 0;
1067: } break;
1068: case 113:
1069: # line 543 "../mip/cgram.y"
1070: { register NODE *temp;
1071: idname = curftn;
1072: temp = buildtree( NAME, NIL, NIL );
1073: if(temp->in.type == TVOID)
1074: uerror("void function %s cannot return value",
1075: stab[idname].sname);
1076: temp->in.type = DECREF( temp->in.type );
1077: temp = buildtree( RETURN, temp, yypvt[-1].nodep );
1078: /* now, we have the type of the RHS correct */
1079: temp->in.left->in.op = FREE;
1080: temp->in.op = FREE;
1081: ecomp( buildtree( FORCE, temp->in.right, NIL ) );
1082: retstat |= RETVAL;
1083: branch( retlab );
1084: reached = 0;
1085: } break;
1086: case 114:
1087: # line 560 "../mip/cgram.y"
1088: { register NODE *q;
1089: q = block( FREE, NIL, NIL, INT|ARY, 0, INT );
1090: q->tn.rval = idname = yypvt[-1].intval;
1091: defid( q, ULABEL );
1092: stab[idname].suse = -lineno;
1093: branch( stab[idname].offset );
1094: goto rch;
1095: } break;
1096: case 119:
1097: # line 574 "../mip/cgram.y"
1098: { register NODE *q;
1099: q = block( FREE, NIL, NIL, INT|ARY, 0, LABEL );
1100: q->tn.rval = yypvt[-1].intval;
1101: defid( q, LABEL );
1102: reached = 1;
1103: } break;
1104: case 120:
1105: # line 581 "../mip/cgram.y"
1106: { addcase(yypvt[-1].nodep);
1107: reached = 1;
1108: } break;
1109: case 121:
1110: # line 585 "../mip/cgram.y"
1111: { reached = 1;
1112: adddef();
1113: flostat |= FDEF;
1114: } break;
1115: case 122:
1116: # line 591 "../mip/cgram.y"
1117: { savebc();
1118: if( !reached ) werror( "loop not entered at top");
1119: brklab = getlab();
1120: contlab = getlab();
1121: deflab( yyval.intval = getlab() );
1122: reached = 1;
1123: } break;
1124: case 123:
1125: # line 600 "../mip/cgram.y"
1126: { ecomp( buildtree( CBRANCH, yypvt[-1].nodep, bcon( yyval.intval=getlab()) ) ) ;
1127: reached = 1;
1128: } break;
1129: case 124:
1130: # line 605 "../mip/cgram.y"
1131: { if( reached ) branch( yyval.intval = getlab() );
1132: else yyval.intval = NOLAB;
1133: deflab( yypvt[-2].intval );
1134: reached = 1;
1135: } break;
1136: case 125:
1137: # line 613 "../mip/cgram.y"
1138: { savebc();
1139: if( !reached ) werror( "loop not entered at top");
1140: if( yypvt[-1].nodep->in.op == ICON && yypvt[-1].nodep->tn.lval != 0 ) flostat = FLOOP;
1141: deflab( contlab = getlab() );
1142: reached = 1;
1143: brklab = getlab();
1144: if( flostat == FLOOP ) tfree( yypvt[-1].nodep );
1145: else ecomp( buildtree( CBRANCH, yypvt[-1].nodep, bcon( brklab) ) );
1146: } break;
1147: case 126:
1148: # line 624 "../mip/cgram.y"
1149: { if( yypvt[-3].nodep ) ecomp( yypvt[-3].nodep );
1150: else if( !reached ) werror( "loop not entered at top");
1151: savebc();
1152: contlab = getlab();
1153: brklab = getlab();
1154: deflab( yyval.intval = getlab() );
1155: reached = 1;
1156: if( yypvt[-1].nodep ) ecomp( buildtree( CBRANCH, yypvt[-1].nodep, bcon( brklab) ) );
1157: else flostat |= FLOOP;
1158: } break;
1159: case 127:
1160: # line 636 "../mip/cgram.y"
1161: { savebc();
1162: brklab = getlab();
1163: ecomp( buildtree( FORCE, yypvt[-1].nodep, NIL ) );
1164: branch( yyval.intval = getlab() );
1165: swstart();
1166: reached = 0;
1167: } break;
1168: case 128:
1169: # line 645 "../mip/cgram.y"
1170: { yyval.intval=instruct; stwart=instruct=0; } break;
1171: case 129:
1172: # line 647 "../mip/cgram.y"
1173: { yyval.intval = icons( yypvt[-0].nodep ); instruct=yypvt[-1].intval; } break;
1174: case 131:
1175: # line 651 "../mip/cgram.y"
1176: { yyval.nodep=0; } break;
1177: case 133:
1178: # line 656 "../mip/cgram.y"
1179: { goto bop; } break;
1180: case 134:
1181: # line 660 "../mip/cgram.y"
1182: {
1183: preconf:
1184: if( yychar==RELOP||yychar==EQUOP||yychar==AND||yychar==OR||yychar==ER ){
1185: precplaint:
1186: if( hflag ) werror( "precedence confusion possible: parenthesize!" );
1187: }
1188: bop:
1189: yyval.nodep = buildtree( yypvt[-1].intval, yypvt[-2].nodep, yypvt[-0].nodep );
1190: } break;
1191: case 135:
1192: # line 670 "../mip/cgram.y"
1193: { yypvt[-1].intval = COMOP;
1194: goto bop;
1195: } break;
1196: case 136:
1197: # line 674 "../mip/cgram.y"
1198: { goto bop; } break;
1199: case 137:
1200: # line 676 "../mip/cgram.y"
1201: { if(yychar==SHIFTOP) goto precplaint; else goto bop; } break;
1202: case 138:
1203: # line 678 "../mip/cgram.y"
1204: { if(yychar==SHIFTOP ) goto precplaint; else goto bop; } break;
1205: case 139:
1206: # line 680 "../mip/cgram.y"
1207: { if(yychar==PLUS||yychar==MINUS) goto precplaint; else goto bop; } break;
1208: case 140:
1209: # line 682 "../mip/cgram.y"
1210: { goto bop; } break;
1211: case 141:
1212: # line 684 "../mip/cgram.y"
1213: { goto preconf; } break;
1214: case 142:
1215: # line 686 "../mip/cgram.y"
1216: { if( yychar==RELOP||yychar==EQUOP ) goto preconf; else goto bop; } break;
1217: case 143:
1218: # line 688 "../mip/cgram.y"
1219: { if(yychar==RELOP||yychar==EQUOP) goto preconf; else goto bop; } break;
1220: case 144:
1221: # line 690 "../mip/cgram.y"
1222: { if(yychar==RELOP||yychar==EQUOP) goto preconf; else goto bop; } break;
1223: case 145:
1224: # line 692 "../mip/cgram.y"
1225: { goto bop; } break;
1226: case 146:
1227: # line 694 "../mip/cgram.y"
1228: { goto bop; } break;
1229: case 147:
1230: # line 696 "../mip/cgram.y"
1231: { abop:
1232: yyval.nodep = buildtree( ASG yypvt[-2].intval, yypvt[-3].nodep, yypvt[-0].nodep );
1233: } break;
1234: case 148:
1235: # line 700 "../mip/cgram.y"
1236: { goto abop; } break;
1237: case 149:
1238: # line 702 "../mip/cgram.y"
1239: { goto abop; } break;
1240: case 150:
1241: # line 704 "../mip/cgram.y"
1242: { goto abop; } break;
1243: case 151:
1244: # line 706 "../mip/cgram.y"
1245: { goto abop; } break;
1246: case 152:
1247: # line 708 "../mip/cgram.y"
1248: { goto abop; } break;
1249: case 153:
1250: # line 710 "../mip/cgram.y"
1251: { goto abop; } break;
1252: case 154:
1253: # line 712 "../mip/cgram.y"
1254: { goto abop; } break;
1255: case 155:
1256: # line 714 "../mip/cgram.y"
1257: { yyval.nodep=buildtree(QUEST, yypvt[-4].nodep, buildtree( COLON, yypvt[-2].nodep, yypvt[-0].nodep ) );
1258: } break;
1259: case 156:
1260: # line 717 "../mip/cgram.y"
1261: { werror( "old-fashioned assignment operator" ); goto bop; } break;
1262: case 157:
1263: # line 719 "../mip/cgram.y"
1264: { goto bop; } break;
1265: case 159:
1266: # line 723 "../mip/cgram.y"
1267: { yyval.nodep = buildtree( yypvt[-0].intval, yypvt[-1].nodep, bcon(1) ); } break;
1268: case 160:
1269: # line 725 "../mip/cgram.y"
1270: { ubop:
1271: yyval.nodep = buildtree( UNARY yypvt[-1].intval, yypvt[-0].nodep, NIL );
1272: } break;
1273: case 161:
1274: # line 729 "../mip/cgram.y"
1275: { if( ISFTN(yypvt[-0].nodep->in.type) || ISARY(yypvt[-0].nodep->in.type) ){
1276: werror( "& before array or function: ignored" );
1277: yyval.nodep = yypvt[-0].nodep;
1278: }
1279: else goto ubop;
1280: } break;
1281: case 162:
1282: # line 736 "../mip/cgram.y"
1283: { goto ubop; } break;
1284: case 163:
1285: # line 738 "../mip/cgram.y"
1286: {
1287: yyval.nodep = buildtree( yypvt[-1].intval, yypvt[-0].nodep, NIL );
1288: } break;
1289: case 164:
1290: # line 742 "../mip/cgram.y"
1291: { yyval.nodep = buildtree( yypvt[-1].intval==INCR ? ASG PLUS : ASG MINUS,
1292: yypvt[-0].nodep,
1293: bcon(1) );
1294: } break;
1295: case 165:
1296: # line 747 "../mip/cgram.y"
1297: { yyval.nodep = doszof( yypvt[-0].nodep ); } break;
1298: case 166:
1299: # line 749 "../mip/cgram.y"
1300: { yyval.nodep = buildtree( CAST, yypvt[-2].nodep, yypvt[-0].nodep );
1301: yyval.nodep->in.left->in.op = FREE;
1302: yyval.nodep->in.op = FREE;
1303: yyval.nodep = yyval.nodep->in.right;
1304: } break;
1305: case 167:
1306: # line 755 "../mip/cgram.y"
1307: { yyval.nodep = doszof( yypvt[-1].nodep ); } break;
1308: case 168:
1309: # line 757 "../mip/cgram.y"
1310: { yyval.nodep = buildtree( UNARY MUL, buildtree( PLUS, yypvt[-3].nodep, yypvt[-1].nodep ), NIL ); } break;
1311: case 169:
1312: # line 759 "../mip/cgram.y"
1313: { yyval.nodep=buildtree(UNARY CALL,yypvt[-1].nodep,NIL); } break;
1314: case 170:
1315: # line 761 "../mip/cgram.y"
1316: { yyval.nodep=buildtree(CALL,yypvt[-2].nodep,yypvt[-1].nodep); } break;
1317: case 171:
1318: # line 763 "../mip/cgram.y"
1319: { if( yypvt[-1].intval == DOT ){
1320: if( notlval( yypvt[-2].nodep ) )uerror("structure reference must be addressable");
1321: yypvt[-2].nodep = buildtree( UNARY AND, yypvt[-2].nodep, NIL );
1322: }
1323: idname = yypvt[-0].intval;
1324: yyval.nodep = buildtree( STREF, yypvt[-2].nodep, buildtree( NAME, NIL, NIL ) );
1325: } break;
1326: case 172:
1327: # line 771 "../mip/cgram.y"
1328: { idname = yypvt[-0].intval;
1329: /* recognize identifiers in initializations */
1330: if( blevel==0 && stab[idname].stype == UNDEF ) {
1331: register NODE *q;
1332: #ifndef FLEXNAMES
1333: werror( "undeclared initializer name %.8s", stab[idname].sname );
1334: #else
1335: werror( "undeclared initializer name %s", stab[idname].sname );
1336: #endif
1337: q = block( FREE, NIL, NIL, INT, 0, INT );
1338: q->tn.rval = idname;
1339: defid( q, EXTERN );
1340: }
1341: yyval.nodep=buildtree(NAME,NIL,NIL);
1342: stab[yypvt[-0].intval].suse = -lineno;
1343: } break;
1344: case 173:
1345: # line 788 "../mip/cgram.y"
1346: { yyval.nodep=bcon(0);
1347: yyval.nodep->tn.lval = lastcon;
1348: yyval.nodep->tn.rval = NONAME;
1349: if( yypvt[-0].intval ) yyval.nodep->fn.csiz = yyval.nodep->in.type = ctype(LONG);
1350: } break;
1351: case 174:
1352: # line 794 "../mip/cgram.y"
1353: { yyval.nodep=buildtree(FCON,NIL,NIL);
1354: yyval.nodep->fpn.dval = dcon;
1355: } break;
1356: case 175:
1357: # line 798 "../mip/cgram.y"
1358: { yyval.nodep = getstr(); /* get string contents */ } break;
1359: case 176:
1360: # line 800 "../mip/cgram.y"
1361: { yyval.nodep=yypvt[-1].nodep; } break;
1362: case 177:
1363: # line 804 "../mip/cgram.y"
1364: {
1365: yyval.nodep = tymerge( yypvt[-1].nodep, yypvt[-0].nodep );
1366: yyval.nodep->in.op = NAME;
1367: yypvt[-1].nodep->in.op = FREE;
1368: } break;
1369: case 178:
1370: # line 812 "../mip/cgram.y"
1371: { yyval.nodep = bdty( NAME, NIL, -1 ); } break;
1372: case 179:
1373: # line 814 "../mip/cgram.y"
1374: { yyval.nodep = bdty( UNARY CALL, bdty(NAME,NIL,-1),0); } break;
1375: case 180:
1376: # line 816 "../mip/cgram.y"
1377: { yyval.nodep = bdty( UNARY CALL, yypvt[-3].nodep, 0 ); } break;
1378: case 181:
1379: # line 818 "../mip/cgram.y"
1380: { goto umul; } break;
1381: case 182:
1382: # line 820 "../mip/cgram.y"
1383: { goto uary; } break;
1384: case 183:
1385: # line 822 "../mip/cgram.y"
1386: { goto bary; } break;
1387: case 184:
1388: # line 824 "../mip/cgram.y"
1389: { yyval.nodep = yypvt[-1].nodep; } break;
1390: case 185:
1391: # line 828 "../mip/cgram.y"
1392: { if( stab[yypvt[-1].intval].stype == UNDEF ){
1393: register NODE *q;
1394: q = block( FREE, NIL, NIL, FTN|INT, 0, INT );
1395: q->tn.rval = yypvt[-1].intval;
1396: defid( q, EXTERN );
1397: }
1398: idname = yypvt[-1].intval;
1399: yyval.nodep=buildtree(NAME,NIL,NIL);
1400: stab[idname].suse = -lineno;
1401: } break;
1402: }
1403: goto yystack; /* stack new state and value */
1404:
1405: }
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