Test LB+ctrl+poap

PPC LB+ctrl+poap
"DpCtrldW RfePA PodRWAP Rfe"
Cycle=RfePA PodRWAP Rfe DpCtrldW
Prefetch=
Com=Rf Rf
Orig=DpCtrldW RfePA PodRWAP Rfe
{ ok=1;
0:r2=x; 0:r4=y;
1:r2=y; 1:r4=x; 1:r6=ok;
}
 P0           | P1              ;
 lwz r1,0(r2) | lwarx r1,r0,r2  ;
 cmpw r1,r1   | stwcx. r1,r0,r2 ;
 beq  LC00    | bne  Fail1      ;
 LC00:        | li r3,1         ;
 li r3,1      | stw r3,0(r4)    ;
 stw r3,0(r4) | b   Exit1       ;
              | Fail1:          ;
              | li r5,0         ;
              | stw r5,0(r6)    ;
              | Exit1:          ;
exists
(ok=1 /\ 0:r1=1 /\ 1:r1=1)