Test WRC+addr+ctrlisyncrp+A

PPC WRC+addr+ctrlisyncrp+A
"RfeAP DpAddrdW RfePR DpCtrlIsyncdRRP FrePA"
Cycle=RfeAP DpAddrdW RfePR DpCtrlIsyncdRRP FrePA
Prefetch=0:x=T,2:x=T
Com=Rf Rf Fr
Orig=RfeAP DpAddrdW RfePR DpCtrlIsyncdRRP FrePA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r5=y;
2:r2=y; 2:r4=x;
}
 P0               | P1            | P2             ;
 li r1,1          | lwz r1,0(r2)  | lwarx r1,r0,r2 ;
 lwarx %sta,r0,r2 | xor r3,r1,r1  | cmpw r1,r1     ;
 stwcx. r1,r0,r2  | li r4,1       | beq  LC00      ;
 bne  Fail0       | stwx r4,r3,r5 | LC00:          ;
 b   Exit0        |               | isync          ;
 Fail0:           |               | lwz r3,0(r4)   ;
 li r3,0          |               |                ;
 stw r3,0(r4)     |               |                ;
 Exit0:           |               |                ;
exists
(ok=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)