Test WWC+addrra+addrrp

PPC WWC+addrra+addrrp
"RfePR DpAddrdWRA RfeAR DpAddrdWRP Wse"
Cycle=RfeAR DpAddrdWRP Wse RfePR DpAddrdWRA
Prefetch=0:x=F,2:x=W
Com=Rf Rf Ws
Orig=RfePR DpAddrdWRA RfeAR DpAddrdWRP Wse
{ ok=1;
0:r2=x;
1:r2=x; 1:r5=y; 1:r7=ok;
2:r2=y; 2:r5=x;
}
 P0           | P1               | P2             ;
 li r1,2      | lwarx r1,r0,r2   | lwarx r1,r0,r2 ;
 stw r1,0(r2) | xor r3,r1,r1     | xor r3,r1,r1   ;
              | li r4,1          | li r4,1        ;
              | lwarx %sta,r3,r5 | stwx r4,r3,r5  ;
              | stwcx. r4,r3,r5  |                ;
              | bne  Fail1       |                ;
              | b   Exit1        |                ;
              | Fail1:           |                ;
              | li r6,0          |                ;
              | stw r6,0(r7)     |                ;
              | Exit1:           |                ;
exists
(ok=1 /\ x=2 /\ 1:r1=2 /\ 2:r1=1)