Test WWC+addrra+sync

PPC WWC+addrra+sync
"RfePR DpAddrdWRA RfeAP SyncdRW Wse"
Cycle=RfeAP SyncdRW Wse RfePR DpAddrdWRA
Prefetch=0:x=F,2:x=W
Com=Rf Rf Ws
Orig=RfePR DpAddrdWRA RfeAP SyncdRW Wse
{ ok=1;
0:r2=x;
1:r2=x; 1:r5=y; 1:r7=ok;
2:r2=y; 2:r4=x;
}
 P0           | P1               | P2           ;
 li r1,2      | lwarx r1,r0,r2   | lwz r1,0(r2) ;
 stw r1,0(r2) | xor r3,r1,r1     | sync         ;
              | li r4,1          | li r3,1      ;
              | lwarx %sta,r3,r5 | stw r3,0(r4) ;
              | 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)