Test RWC+ctrlisyncra+syncpr+A

PPC RWC+ctrlisyncra+syncpr+A
"RfeAR DpCtrlIsyncdRRA FreAP SyncdWRPR FreRA"
Cycle=RfeAR DpCtrlIsyncdRRA FreAP SyncdWRPR FreRA
Prefetch=0:x=T,1:y=T,2:x=T
Com=Rf Fr Fr
Orig=RfeAR DpCtrlIsyncdRRA FreAP SyncdWRPR FreRA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r4=y; 1:r6=ok;
2:r2=y; 2:r4=x;
}
 P0               | P1              | P2             ;
 li r1,1          | lwarx r1,r0,r2  | li r1,1        ;
 lwarx %sta,r0,r2 | cmpw r1,r1      | stw r1,0(r2)   ;
 stwcx. r1,r0,r2  | beq  LC00       | sync           ;
 bne  Fail0       | LC00:           | lwarx r3,r0,r4 ;
 b   Exit0        | isync           |                ;
 Fail0:           | lwarx r3,r0,r4  |                ;
 li r3,0          | stwcx. r3,r0,r4 |                ;
 stw r3,0(r4)     | bne  Fail1      |                ;
 Exit0:           | b   Exit1       |                ;
                  | Fail1:          |                ;
                  | li r5,0         |                ;
                  | stw r5,0(r6)    |                ;
                  | Exit1:          |                ;
exists
(ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 2:r3=0)