28 	struct piggy *bank;  in bank_init()  local
29 	bank = calloc(1, sizeof(*bank) + levels * sizeof(bank->lists[0]));  in bank_init()
30 	bank->max = levels - 1;  in bank_init()
31 	return bank;  in bank_init()
34 static void bank_free(struct piggy *bank, unsigned int levels)  in bank_free()  argument
37 		free_ptr_list(&bank->lists[levels]);  in bank_free()
38 	free(bank);  in bank_free()
41 static void bank_put(struct piggy *bank, struct basic_block *bb)  in bank_put()  argument
44 	assert(level <= bank->max);  in bank_put()
45 	add_bb(&bank->lists[level], bb);  in bank_put()
53 static struct basic_block *bank_get(struct piggy *bank)  in bank_get()  argument
55 	int level = bank->max;  in bank_get()
57 		struct basic_block *bb = pop_bb(&bank->lists[level]);  in bank_get()
62 		bank->max = --level;  in bank_get()
72 static void visit(struct piggy *bank, struct basic_block_list **idf, struct basic_block *x, int cur…  in visit()  argument
89 		bank_put(bank, y);  in visit()
95 		visit(bank, idf, y, curr_level);  in visit()
102 	struct piggy *bank = bank_init(levels);  in idf_compute()  local
119 		bank_put(bank, bb);  in idf_compute()
122 	while ((bb = bank_get(bank))) {  in idf_compute()
123 		visit(bank, idf, bb, bb->dom_level);  in idf_compute()
126 	bank_free(bank, levels);  in idf_compute()