Test S0166

PPC S0166
"LwSyncdWW Rfe PodRW Wse"
Cycle=Rfe PodRW Wse LwSyncdWW
Relax=[Wse,LwSyncdWW,Rfe]
Safe=PodRW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Ws
Orig=LwSyncdWW Rfe PodRW Wse
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r4=x;
}
 P0           | P1           ;
 li r1,2      | lwz r1,0(r2) ;
 stw r1,0(r2) | li r3,1      ;
 lwsync       | stw r3,0(r4) ;
 li r3,1      |              ;
 stw r3,0(r4) |              ;
Observed
    1:r1=1; x=2;