Test W+RW+WW+RR+lwsync+sync+addr

PPC W+RW+WW+RR+lwsync+sync+addr
"Rfe LwSyncdRW Wse SyncdWW Rfe DpAddrdR Fre"
Prefetch=1:x=F,1:y=W,2:y=F,2:z=W,3:z=F,3:x=T
Com=Rf Ws Rf Fr
Orig=Rfe LwSyncdRW Wse SyncdWW Rfe DpAddrdR Fre
{
0:r2=x;
1:r2=x; 1:r4=y;
2:r2=y; 2:r4=z;
3:r2=z; 3:r5=x;
}
 P0           | P1           | P2           | P3            ;
 li r1,1      | lwz r1,0(r2) | li r1,2      | lwz r1,0(r2)  ;
 stw r1,0(r2) | lwsync       | stw r1,0(r2) | xor r3,r1,r1  ;
              | li r3,1      | sync         | lwzx r4,r3,r5 ;
              | stw r3,0(r4) | li r3,1      |               ;
              |              | stw r3,0(r4) |               ;
Observed
    1:r1=1; 3:r1=1; 3:r4=0; y=2;