Test MP0027

PPC MP0027
"PosWW PosWR DpCtrldW Rfe DpAddrdR Fre"
Cycle=Rfe DpAddrdR Fre PosWW PosWR DpCtrldW
Relax=[Rfe,DpAddrdR,Fre]
Safe=PosWW PosWR DpCtrldW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=PosWW PosWR DpCtrldW Rfe DpAddrdR Fre
{
0:r2=x; 0:r6=y;
1:r2=y; 1:r5=x;
}
 P0           | P1            ;
 li r1,1      | lwz r1,0(r2)  ;
 stw r1,0(r2) | xor r3,r1,r1  ;
 li r3,2      | lwzx r4,r3,r5 ;
 stw r3,0(r2) |               ;
 lwz r4,0(r2) |               ;
 cmpw r4,r4   |               ;
 beq  LC00    |               ;
 LC00:        |               ;
 li r5,1      |               ;
 stw r5,0(r6) |               ;
exists
(x=2 /\ 1:r1=1 /\ 1:r4=0)