index 189d8d275421b67a4fc2081d664c37ccf4149fc7..ee4bc67c17d31f33f25ba5047600658776953755 100644 (file)
jvm_generate(p, 2 * cell_size, cell_size, "%cand", prefix);
break;
case OP_DIFFERENCE:
jvm_generate(p, 2 * cell_size, cell_size, "%cand", prefix);
break;
case OP_DIFFERENCE:
+ /* (a - b) == a & ~b */
jvm_generate_push_int_size(p, -1, t -> size);
jvm_generate(p, 2 * cell_size, cell_size, "%cxor", prefix);
jvm_generate(p, 2 * cell_size, cell_size, "%cand", prefix);
jvm_generate_push_int_size(p, -1, t -> size);
jvm_generate(p, 2 * cell_size, cell_size, "%cxor", prefix);
jvm_generate(p, 2 * cell_size, cell_size, "%cand", prefix);
int label_else = jvm_new_label_id(p);
int label_end = jvm_new_label_id(p);
int label_else = jvm_new_label_id(p);
int label_end = jvm_new_label_id(p);
+ /* (a IN b) == (1 << a) & b */
jvm_generate_push_int_size(p, 1, t -> size);
push_expr(p, a);
jvm_generate(p, 2 * cell_size, cell_size, "%cshl", prefix);
jvm_generate_push_int_size(p, 1, t -> size);
push_expr(p, a);
jvm_generate(p, 2 * cell_size, cell_size, "%cshl", prefix);