Test WRW+2W+addrap+syncap+A

PPC WRW+2W+addrap+syncap+A
"RfeAA DpAddrdWAP WsePA SyncdWWAP WsePA"
Cycle=RfeAA DpAddrdWAP WsePA SyncdWWAP WsePA
Prefetch=0:x=F,1:y=W,2:y=F,2:x=W
Com=Rf Ws Ws
Orig=RfeAA DpAddrdWAP WsePA SyncdWWAP WsePA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r5=y; 1:r7=ok;
2:r2=y; 2:r4=x; 2:r6=ok;
}
 P0               | P1              | P2               ;
 li r1,2          | lwarx r1,r0,r2  | li r1,2          ;
 lwarx %sta,r0,r2 | stwcx. r1,r0,r2 | lwarx %sta,r0,r2 ;
 stwcx. r1,r0,r2  | bne  Fail1      | stwcx. r1,r0,r2  ;
 bne  Fail0       | xor r3,r1,r1    | bne  Fail2       ;
 b   Exit0        | li r4,1         | sync             ;
 Fail0:           | stwx r4,r3,r5   | li r3,1          ;
 li r3,0          | b   Exit1       | stw r3,0(r4)     ;
 stw r3,0(r4)     | Fail1:          | b   Exit2        ;
 Exit0:           | li r6,0         | Fail2:           ;
                  | stw r6,0(r7)    | li r5,0          ;
                  | Exit1:          | stw r5,0(r6)     ;
                  |                 | Exit2:           ;
exists
(ok=1 /\ x=2 /\ y=2 /\ 1:r1=2)