Test S+poana+po+WB+WC

X86_64 S+poana+po+WB+WC
"PodWWANa Rfe PodRW CoeNaA"
MT=x:WB,y:WC
Cycle=Rfe PodRW CoeNaA PodWWANa
Generator=diyone7 (version 7.56+02~dev)
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Co
Orig=PodWWANa Rfe PodRW CoeNaA
Align=
{
}
 P0             | P1            ;
 movl $2,%eax   | movl (y),%eax ;
 xchgl (x),%eax | movl $1,(x)   ;
 movl $1,(y)    |               ;
exists (x=2 /\ 0:rax=1 /\ 1:rax=1)