Test MP+lwsync+ctrl-addr-detr

PPC MP+lwsync+ctrl-addr-detr
"LwSyncdWW Rfe DpCtrldR DpAddrdR DetourR Fre"
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=LwSyncdWW Rfe DpCtrldR DpAddrdR DetourR Fre
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r4=z; 1:r7=x;
2:r2=x;
}
 P0           | P1            | P2           ;
 li r1,2      | lwz r1,0(r2)  | li r1,1      ;
 stw r1,0(r2) | cmpw r1,r1    | stw r1,0(r2) ;
 lwsync       | beq  LC00     |              ;
 li r3,1      | LC00:         |              ;
 stw r3,0(r4) | lwz r3,0(r4)  |              ;
              | xor r5,r3,r3  |              ;
              | lwzx r6,r5,r7 |              ;
              | lwz r8,0(r7)  |              ;
Observed
    1:r1=1; 1:r6=0; 1:r8=1; x=2;