Test LB+ctrlisyncra+popa

PPC LB+ctrlisyncra+popa
"DpCtrlIsyncdWRA RfeAP PodRWPA RfeAR"
Cycle=RfeAP PodRWPA RfeAR DpCtrlIsyncdWRA
Prefetch=
Com=Rf Rf
Orig=DpCtrlIsyncdWRA RfeAP PodRWPA RfeAR
{ ok=1;
0:r2=x; 0:r4=y; 0:r6=ok;
1:r2=y; 1:r4=x; 1:r6=ok;
}
 P0               | P1               ;
 lwarx r1,r0,r2   | lwz r1,0(r2)     ;
 cmpw r1,r1       | li r3,1          ;
 beq  LC00        | lwarx %sta,r0,r4 ;
 LC00:            | stwcx. r3,r0,r4  ;
 isync            | bne  Fail1       ;
 li r3,1          | b   Exit1        ;
 lwarx %sta,r0,r4 | Fail1:           ;
 stwcx. r3,r0,r4  | li r5,0          ;
 bne  Fail0       | stw r5,0(r6)     ;
 b   Exit0        | Exit1:           ;
 Fail0:           |                  ;
 li r5,0          |                  ;
 stw r5,0(r6)     |                  ;
 Exit0:           |                  ;
exists
(ok=1 /\ 0:r1=1 /\ 1:r1=1)