Test LB+ctrlrp+porp

PPC LB+ctrlrp+porp
"DpCtrldWRP RfePR PodRWRP RfePR"
Cycle=RfePR PodRWRP RfePR DpCtrldWRP
Prefetch=
Com=Rf Rf
Orig=DpCtrldWRP RfePR PodRWRP RfePR
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r4=x;
}
 P0             | P1             ;
 lwarx r1,r0,r2 | lwarx r1,r0,r2 ;
 cmpw r1,r1     | li r3,1        ;
 beq  LC00      | stw r3,0(r4)   ;
 LC00:          |                ;
 li r3,1        |                ;
 stw r3,0(r4)   |                ;
exists
(0:r1=1 /\ 1:r1=1)