Test RWC+ctrlpa+lwsync+A

PPC RWC+ctrlpa+lwsync+A
"RfeAP DpCtrldRPA FreAP LwSyncdWR FrePA"
Cycle=RfeAP DpCtrldRPA FreAP LwSyncdWR FrePA
Prefetch=0:x=T,1:y=T,2:x=T
Com=Rf Fr Fr
Orig=RfeAP DpCtrldRPA FreAP LwSyncdWR FrePA
{ 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          | lwz r1,0(r2)    | li r1,1      ;
 lwarx %sta,r0,r2 | cmpw r1,r1      | stw r1,0(r2) ;
 stwcx. r1,r0,r2  | beq  LC00       | lwsync       ;
 bne  Fail0       | LC00:           | lwz r3,0(r4) ;
 b   Exit0        | lwarx r3,r0,r4  |              ;
 Fail0:           | stwcx. r3,r0,r4 |              ;
 li r3,0          | bne  Fail1      |              ;
 stw r3,0(r4)     | b   Exit1       |              ;
 Exit0:           | Fail1:          |              ;
                  | li r5,0         |              ;
                  | stw r5,0(r6)    |              ;
                  | Exit1:          |              ;
exists
(ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 2:r3=0)