Test 2+2W+rfi-addrs

PPC 2+2W+rfi-addrs
"Rfi DpAddrdW Wse Rfi DpAddrdW Wse"
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Ws Ws
Orig=Rfi DpAddrdW Wse Rfi DpAddrdW Wse
{
0:r2=x; 0:r6=y;
1:r2=y; 1:r6=x;
}
 P0            | P1            ;
 li r1,2       | li r1,2       ;
 stw r1,0(r2)  | stw r1,0(r2)  ;
 lwz r3,0(r2)  | lwz r3,0(r2)  ;
 xor r4,r3,r3  | xor r4,r3,r3  ;
 li r5,1       | li r5,1       ;
 stwx r5,r4,r6 | stwx r5,r4,r6 ;
exists
(x=2 /\ y=2 /\ 0:r3=2 /\ 1:r3=2)
(* e5 with cycle *)