Test LB+ctrlap+poaa

PPC LB+ctrlap+poaa
"DpCtrldWAP RfePA PodRWAA RfeAA"
Cycle=RfeAA DpCtrldWAP RfePA PodRWAA
Prefetch=
Com=Rf Rf
Orig=DpCtrldWAP RfePA PodRWAA RfeAA
{ 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  | lwarx r1,r0,r2   ;
 stwcx. r1,r0,r2 | stwcx. r1,r0,r2  ;
 bne  Fail0      | bne  Fail1       ;
 cmpw r1,r1      | li r3,1          ;
 beq  LC00       | lwarx %sta,r0,r4 ;
 LC00:           | stwcx. r3,r0,r4  ;
 li r3,1         | bne  Fail1       ;
 stw r3,0(r4)    | b   Exit1        ;
 b   Exit0       | Fail1:           ;
 Fail0:          | li r5,0          ;
 li r5,0         | stw r5,0(r6)     ;
 stw r5,0(r6)    | Exit1:           ;
 Exit0:          |                  ;
exists
(ok=1 /\ 0:r1=1 /\ 1:r1=1)