Test WRC+addr+addrar+A

PPC WRC+addr+addrar+A
"RfeAP DpAddrdW RfePA DpAddrdRAR FreRA"
Cycle=RfeAP DpAddrdW RfePA DpAddrdRAR FreRA
Prefetch=0:x=T,2:x=T
Com=Rf Rf Fr
Orig=RfeAP DpAddrdW RfePA DpAddrdRAR FreRA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r5=y;
2:r2=y; 2:r5=x; 2:r7=ok;
}
 P0               | P1            | P2              ;
 li r1,1          | lwz r1,0(r2)  | lwarx r1,r0,r2  ;
 lwarx %sta,r0,r2 | xor r3,r1,r1  | stwcx. r1,r0,r2 ;
 stwcx. r1,r0,r2  | li r4,1       | bne  Fail2      ;
 bne  Fail0       | stwx r4,r3,r5 | xor r3,r1,r1    ;
 b   Exit0        |               | lwarx r4,r3,r5  ;
 Fail0:           |               | b   Exit2       ;
 li r3,0          |               | Fail2:          ;
 stw r3,0(r4)     |               | li r6,0         ;
 Exit0:           |               | stw r6,0(r7)    ;
                  |               | Exit2:          ;
exists
(ok=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r4=0)