Test RWC+addr+sync+A

PPC RWC+addr+sync+A
"RfeAP DpAddrdR Fre SyncdWR FrePA"
Cycle=RfeAP DpAddrdR Fre SyncdWR FrePA
Prefetch=0:x=T,1:y=T,2:x=T
Com=Rf Fr Fr
Orig=RfeAP DpAddrdR Fre SyncdWR 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)  | li r1,1      ;
 lwarx %sta,r0,r2 | xor r3,r1,r1  | stw r1,0(r2) ;
 stwcx. r1,r0,r2  | lwzx r4,r3,r5 | sync         ;
 bne  Fail0       |               | lwz r3,0(r4) ;
 b   Exit0        |               |              ;
 Fail0:           |               |              ;
 li r3,0          |               |              ;
 stw r3,0(r4)     |               |              ;
 Exit0:           |               |              ;
exists
(ok=1 /\ 1:r1=1 /\ 1:r4=0 /\ 2:r3=0)