Test MP+sync+addr-po-detr

PPC MP+sync+addr-po-detr
"SyncdWW Rfe DpAddrdR PodRR DetourR Fre"
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=SyncdWW Rfe DpAddrdR PodRR DetourR Fre
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r5=z; 1:r7=x;
2:r2=x;
}
 P0           | P1            | P2           ;
 li r1,2      | lwz r1,0(r2)  | li r1,1      ;
 stw r1,0(r2) | xor r3,r1,r1  | stw r1,0(r2) ;
 sync         | lwzx r4,r3,r5 |              ;
 li r3,1      | lwz r6,0(r7)  |              ;
 stw r3,0(r4) | lwz r8,0(r7)  |              ;
Observed
    1:r1=1; 1:r6=0; 1:r8=1; x=2;