18251 	int *insn_state = env->cfg.insn_state;  in push_insn()  local
18253 	if (e == FALLTHROUGH && insn_state[t] >= (DISCOVERED | FALLTHROUGH))  in push_insn()
18256 	if (e == BRANCH && insn_state[t] >= (DISCOVERED | BRANCH))  in push_insn()
18271 	if (insn_state[w] == 0) {  in push_insn()
18273 		insn_state[t] = DISCOVERED | e;  in push_insn()
18274 		insn_state[w] = DISCOVERED;  in push_insn()
18279 	} else if ((insn_state[w] & 0xF0) == DISCOVERED) {  in push_insn()
18286 	} else if (insn_state[w] == EXPLORED) {  in push_insn()
18288 		insn_state[t] = DISCOVERED | e;  in push_insn()
18766 	int *insn_state = env->cfg.insn_state;  in visit_gotox_insn()  local
18791 		if (insn_state[w])  in visit_gotox_insn()
18798 		insn_state[w] |= DISCOVERED;  in visit_gotox_insn()
18956 	int *insn_stack, *insn_state;  in check_cfg()  local
18959 	insn_state = env->cfg.insn_state = kvzalloc_objs(int, insn_cnt,  in check_cfg()
18961 	if (!insn_state)  in check_cfg()
18967 		kvfree(insn_state);  in check_cfg()
18975 	insn_state[0] = DISCOVERED; /* mark 1st insn as discovered */  in check_cfg()
18986 			insn_state[t] = EXPLORED;  in check_cfg()
19006 	if (ex_insn_beg && insn_state[ex_insn_beg] != EXPLORED) {  in check_cfg()
19007 		insn_state[ex_insn_beg] = DISCOVERED;  in check_cfg()
19016 		if (insn_state[i] != EXPLORED) {  in check_cfg()
19022 			if (insn_state[i + 1] != 0) {  in check_cfg()
19035 	kvfree(insn_state);  in check_cfg()
19037 	env->cfg.insn_state = env->cfg.insn_stack = NULL;  in check_cfg()