void build_dag(int st,int en,int level)
{
int i,a,b;
struct four_expression t;
init_dag();
for (i = st;i<=en;i++)
{
t = four_codes[i];
switch(t.type){
case four_add: case four_sub: case four_mul: case four_div:
case four_big: case four_bige:case four_smo: case four_smoe:
case four_eq: case four_neq: case four_getarr: case four_getadd: case four_bec:
a = get_point_dag(t.src1);
b = get_point_dag(t.src2);
new_point_dag(t.type,a,b,t.des);
break;
case four_read:
new_point_dag(t.type,0,0,t.des);
break;
case four_push: case four_write:
a = get_point_dag(t.des);
b = t.src1;
new_point_dag(t.type,a,b,0);
break;
default:
if (t.type == four_call
|| t.type == four_end
|| t.type == four_jz
|| t.type==four_jmp)
{
restore_all(level);
init_dag();
}
new_better(four_codes[i].type,four_codes[i].src1,four_codes[i].src2,four_codes[i].des,four_codes[i].level);
break;
}
}
restore_all(level);
}
dag_network::dag_network(const char *s_dagid, rpl_debug *deb)
{
set_dagid(s_dagid);
init_dag();
set_debug(deb);
}
dag_network::dag_network(dagid_t n_dagid, rpl_debug *deb)
{
set_dagid(n_dagid);
init_dag();
set_debug(deb);
}
