Test S+poap+syncaa

PPC S+poap+syncaa
"PodWWAP RfePA SyncdRWAA WseAA"
Cycle=RfePA SyncdRWAA WseAA PodWWAP
Prefetch=0:x=F,1:x=W
Com=Rf Ws
Orig=PodWWAP RfePA SyncdRWAA WseAA
{ ok=1;
0:r2=x; 0:r4=y; 0:r6=ok;
1:r2=y; 1:r4=x; 1:r6=ok;
}
 P0               | P1               ;
 li r1,2          | lwarx r1,r0,r2   ;
 lwarx %sta,r0,r2 | stwcx. r1,r0,r2  ;
 stwcx. r1,r0,r2  | bne  Fail1       ;
 bne  Fail0       | sync             ;
 li r3,1          | li r3,1          ;
 stw r3,0(r4)     | lwarx %sta,r0,r4 ;
 b   Exit0        | stwcx. r3,r0,r4  ;
 Fail0:           | bne  Fail1       ;
 li r5,0          | b   Exit1        ;
 stw r5,0(r6)     | Fail1:           ;
 Exit0:           | li r5,0          ;
                  | stw r5,0(r6)     ;
                  | Exit1:           ;
exists
(ok=1 /\ x=2 /\ 1:r1=1)