Test WWC+addrra+lwsyncra+A

PPC WWC+addrra+lwsyncra+A
"RfeAR DpAddrdWRA RfeAR LwSyncdRWRA WseAA"
Cycle=RfeAR LwSyncdRWRA WseAA RfeAR DpAddrdWRA
Prefetch=0:x=F,2:x=W
Com=Rf Rf Ws
Orig=RfeAR DpAddrdWRA RfeAR LwSyncdRWRA WseAA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r5=y; 1:r7=ok;
2:r2=y; 2:r4=x; 2:r6=ok;
}
 P0               | P1               | P2               ;
 li r1,2          | lwarx r1,r0,r2   | lwarx r1,r0,r2   ;
 lwarx %sta,r0,r2 | xor r3,r1,r1     | lwsync           ;
 stwcx. r1,r0,r2  | li r4,1          | li r3,1          ;
 bne  Fail0       | lwarx %sta,r3,r5 | lwarx %sta,r0,r4 ;
 b   Exit0        | stwcx. r4,r3,r5  | stwcx. r3,r0,r4  ;
 Fail0:           | bne  Fail1       | bne  Fail2       ;
 li r3,0          | b   Exit1        | b   Exit2        ;
 stw r3,0(r4)     | Fail1:           | Fail2:           ;
 Exit0:           | li r6,0          | li r5,0          ;
                  | stw r6,0(r7)     | stw r5,0(r6)     ;
                  | Exit1:           | Exit2:           ;
exists
(ok=1 /\ x=2 /\ 1:r1=2 /\ 2:r1=1)