Test podrw000

PPC podrw000
"Wse SyncdWW Rfe PodRW"
Cycle=Wse SyncdWW Rfe PodRW
Relax=PodRW
Safe=Wse BCSyncdWW
{
0:r2=y; 0:r4=x;
1:r2=x; 1:r4=y;
}
 P0           | P1           ;
 li r1,2      | lwz r1,0(r2) ;
 stw r1,0(r2) | li r3,1      ;
 sync         | stw r3,0(r4) ;
 li r3,1      |              ;
 stw r3,0(r4) |              ;
Observed
    1:r1=1; y=2;