Test IRIW+popr+syncrr+AP

PPC IRIW+popr+syncrr+AP
"RfeAP PodRRPR FreRP RfePR SyncdRRRR FreRA"
Cycle=RfeAP PodRRPR FreRP RfePR SyncdRRRR FreRA
Prefetch=0:x=T,1:y=T,2:y=T,3:x=T
Com=Rf Fr Rf Fr
Orig=RfeAP PodRRPR FreRP RfePR SyncdRRRR FreRA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r4=y;
2:r2=y;
3:r2=y; 3:r4=x;
}
 P0               | P1             | P2           | P3             ;
 li r1,1          | lwz r1,0(r2)   | li r1,1      | lwarx r1,r0,r2 ;
 lwarx %sta,r0,r2 | lwarx r3,r0,r4 | stw r1,0(r2) | sync           ;
 stwcx. r1,r0,r2  |                |              | lwarx r3,r0,r4 ;
 bne  Fail0       |                |              |                ;
 b   Exit0        |                |              |                ;
 Fail0:           |                |              |                ;
 li r3,0          |                |              |                ;
 stw r3,0(r4)     |                |              |                ;
 Exit0:           |                |              |                ;
exists
(ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 3:r1=1 /\ 3:r3=0)