Lines Matching refs:e2
33 struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2) in expr_alloc_two() argument
39 e->right.expr = e2; in expr_alloc_two()
53 struct expr *expr_alloc_and(struct expr *e1, struct expr *e2) in expr_alloc_and() argument
56 return e2; in expr_alloc_and()
57 return e2 ? expr_alloc_two(E_AND, e1, e2) : e1; in expr_alloc_and()
60 struct expr *expr_alloc_or(struct expr *e1, struct expr *e2) in expr_alloc_or() argument
63 return e2; in expr_alloc_or()
64 return e2 ? expr_alloc_two(E_OR, e1, e2) : e1; in expr_alloc_or()
133 #define e2 (*ep2) macro
138 __expr_eliminate_eq(type, &e1->left.expr, &e2); in __expr_eliminate_eq()
139 __expr_eliminate_eq(type, &e1->right.expr, &e2); in __expr_eliminate_eq()
142 if (e2->type == type) { in __expr_eliminate_eq()
143 __expr_eliminate_eq(type, &e1, &e2->left.expr); in __expr_eliminate_eq()
144 __expr_eliminate_eq(type, &e1, &e2->right.expr); in __expr_eliminate_eq()
147 if (e1->type == E_SYMBOL && e2->type == E_SYMBOL && in __expr_eliminate_eq()
148 e1->left.sym == e2->left.sym && in __expr_eliminate_eq()
151 if (!expr_eq(e1, e2)) in __expr_eliminate_eq()
154 expr_free(e1); expr_free(e2); in __expr_eliminate_eq()
158 e2 = expr_alloc_symbol(&symbol_no); in __expr_eliminate_eq()
162 e2 = expr_alloc_symbol(&symbol_yes); in __expr_eliminate_eq()
171 if (!e1 || !e2) in expr_eliminate_eq()
180 if (e1->type != e2->type) switch (e2->type) { in expr_eliminate_eq()
183 __expr_eliminate_eq(e2->type, ep1, ep2); in expr_eliminate_eq()
188 e2 = expr_eliminate_yn(e2); in expr_eliminate_eq()
192 #undef e2
194 int expr_eq(struct expr *e1, struct expr *e2) in expr_eq() argument
198 if (e1->type != e2->type) in expr_eq()
203 return e1->left.sym == e2->left.sym && e1->right.sym == e2->right.sym; in expr_eq()
205 return e1->left.sym == e2->left.sym; in expr_eq()
207 return expr_eq(e1->left.expr, e2->left.expr); in expr_eq()
211 e2 = expr_copy(e2); in expr_eq()
213 expr_eliminate_eq(&e1, &e2); in expr_eq()
214 res = (e1->type == E_SYMBOL && e2->type == E_SYMBOL && in expr_eq()
215 e1->left.sym == e2->left.sym); in expr_eq()
217 expr_free(e2); in expr_eq()
229 expr_fprint(e2, stdout); in expr_eq()
351 struct expr *expr_join_or(struct expr *e1, struct expr *e2) in expr_join_or() argument
356 if (expr_eq(e1, e2)) in expr_join_or()
360 if (e2->type != E_EQUAL && e2->type != E_UNEQUAL && e2->type != E_SYMBOL && e2->type != E_NOT) in expr_join_or()
369 if (e2->type == E_NOT) { in expr_join_or()
370 if (e2->left.expr->type != E_SYMBOL) in expr_join_or()
372 sym2 = e2->left.expr->left.sym; in expr_join_or()
374 sym2 = e2->left.sym; in expr_join_or()
380 if (e1->type == E_EQUAL && e2->type == E_EQUAL && in expr_join_or()
381 ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_mod) || in expr_join_or()
382 (e1->right.sym == &symbol_mod && e2->right.sym == &symbol_yes))) { in expr_join_or()
386 if (e1->type == E_EQUAL && e2->type == E_EQUAL && in expr_join_or()
387 ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_no) || in expr_join_or()
388 (e1->right.sym == &symbol_no && e2->right.sym == &symbol_yes))) { in expr_join_or()
392 if (e1->type == E_EQUAL && e2->type == E_EQUAL && in expr_join_or()
393 ((e1->right.sym == &symbol_mod && e2->right.sym == &symbol_no) || in expr_join_or()
394 (e1->right.sym == &symbol_no && e2->right.sym == &symbol_mod))) { in expr_join_or()
400 if ((e1->type == E_NOT && e1->left.expr->type == E_SYMBOL && e2->type == E_SYMBOL) || in expr_join_or()
401 (e2->type == E_NOT && e2->left.expr->type == E_SYMBOL && e1->type == E_SYMBOL)) in expr_join_or()
409 expr_fprint(e2, stdout); in expr_join_or()
415 struct expr *expr_join_and(struct expr *e1, struct expr *e2) in expr_join_and() argument
420 if (expr_eq(e1, e2)) in expr_join_and()
424 if (e2->type != E_EQUAL && e2->type != E_UNEQUAL && e2->type != E_SYMBOL && e2->type != E_NOT) in expr_join_and()
433 if (e2->type == E_NOT) { in expr_join_and()
434 if (e2->left.expr->type != E_SYMBOL) in expr_join_and()
436 sym2 = e2->left.expr->left.sym; in expr_join_and()
438 sym2 = e2->left.sym; in expr_join_and()
444 if ((e1->type == E_SYMBOL && e2->type == E_EQUAL && e2->right.sym == &symbol_yes) || in expr_join_and()
445 (e2->type == E_SYMBOL && e1->type == E_EQUAL && e1->right.sym == &symbol_yes)) in expr_join_and()
449 if ((e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_no) || in expr_join_and()
450 (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_no)) in expr_join_and()
454 if ((e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_mod) || in expr_join_and()
455 (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_mod)) in expr_join_and()
460 if (e1->type == E_EQUAL && e2->type == E_UNEQUAL) { in expr_join_and()
463 if ((e2->right.sym->flags & SYMBOL_CONST) && (sym2->flags & SYMBOL_CONST)) in expr_join_and()
464 return sym2 != e2->right.sym ? expr_alloc_comp(E_EQUAL, sym1, sym2) in expr_join_and()
467 if (e1->type == E_UNEQUAL && e2->type == E_EQUAL) { in expr_join_and()
469 sym2 = e2->right.sym; in expr_join_and()
474 if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL && in expr_join_and()
475 ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_no) || in expr_join_and()
476 (e1->right.sym == &symbol_no && e2->right.sym == &symbol_yes))) in expr_join_and()
480 if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL && in expr_join_and()
481 ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_mod) || in expr_join_and()
482 (e1->right.sym == &symbol_mod && e2->right.sym == &symbol_yes))) in expr_join_and()
486 if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL && in expr_join_and()
487 ((e1->right.sym == &symbol_mod && e2->right.sym == &symbol_no) || in expr_join_and()
488 (e1->right.sym == &symbol_no && e2->right.sym == &symbol_mod))) in expr_join_and()
492 if ((e1->type == E_SYMBOL && e2->type == E_EQUAL && e2->right.sym == &symbol_mod) || in expr_join_and()
493 (e2->type == E_SYMBOL && e1->type == E_EQUAL && e1->right.sym == &symbol_mod) || in expr_join_and()
494 (e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_yes) || in expr_join_and()
495 (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_yes)) in expr_join_and()
503 expr_fprint(e2, stdout); in expr_join_and()
512 #define e2 (*ep2) in expr_eliminate_dups1() macro
516 expr_eliminate_dups1(type, &e1->left.expr, &e2); in expr_eliminate_dups1()
517 expr_eliminate_dups1(type, &e1->right.expr, &e2); in expr_eliminate_dups1()
520 if (e2->type == type) { in expr_eliminate_dups1()
521 expr_eliminate_dups1(type, &e1, &e2->left.expr); in expr_eliminate_dups1()
522 expr_eliminate_dups1(type, &e1, &e2->right.expr); in expr_eliminate_dups1()
525 if (e1 == e2) in expr_eliminate_dups1()
537 tmp = expr_join_or(e1, e2); in expr_eliminate_dups1()
539 expr_free(e1); expr_free(e2); in expr_eliminate_dups1()
541 e2 = tmp; in expr_eliminate_dups1()
546 tmp = expr_join_and(e1, e2); in expr_eliminate_dups1()
548 expr_free(e1); expr_free(e2); in expr_eliminate_dups1()
550 e2 = tmp; in expr_eliminate_dups1()
558 #undef e2 in expr_eliminate_dups1()
564 #define e2 (*ep2) in expr_eliminate_dups2() macro
568 expr_eliminate_dups2(type, &e1->left.expr, &e2); in expr_eliminate_dups2()
569 expr_eliminate_dups2(type, &e1->right.expr, &e2); in expr_eliminate_dups2()
572 if (e2->type == type) { in expr_eliminate_dups2()
573 expr_eliminate_dups2(type, &e1, &e2->left.expr); in expr_eliminate_dups2()
574 expr_eliminate_dups2(type, &e1, &e2->right.expr); in expr_eliminate_dups2()
576 if (e1 == e2) in expr_eliminate_dups2()
584 tmp2 = expr_copy(e2); in expr_eliminate_dups2()
599 tmp2 = expr_copy(e2); in expr_eliminate_dups2()
614 #undef e2 in expr_eliminate_dups2()
856 #define e2 (*ep2) in expr_extract_eq() macro
858 expr_extract_eq(type, ep, &e1->left.expr, &e2); in expr_extract_eq()
859 expr_extract_eq(type, ep, &e1->right.expr, &e2); in expr_extract_eq()
862 if (e2->type == type) { in expr_extract_eq()
863 expr_extract_eq(type, ep, ep1, &e2->left.expr); in expr_extract_eq()
864 expr_extract_eq(type, ep, ep1, &e2->right.expr); in expr_extract_eq()
867 if (expr_eq(e1, e2)) { in expr_extract_eq()
869 expr_free(e2); in expr_extract_eq()
872 e2 = expr_alloc_symbol(&symbol_yes); in expr_extract_eq()
875 e2 = expr_alloc_symbol(&symbol_no); in expr_extract_eq()
879 #undef e2 in expr_extract_eq()
884 struct expr *e1, *e2; in expr_trans_compare() local
895 e2 = expr_trans_compare(e->right.expr, E_EQUAL, sym); in expr_trans_compare()
897 e = expr_alloc_two(E_AND, e1, e2); in expr_trans_compare()
899 e = expr_alloc_two(E_OR, e1, e2); in expr_trans_compare()
905 e2 = expr_trans_compare(e->right.expr, E_EQUAL, sym); in expr_trans_compare()
907 e = expr_alloc_two(E_OR, e1, e2); in expr_trans_compare()
909 e = expr_alloc_two(E_AND, e1, e2); in expr_trans_compare()