Test CO-S+wsi+pos-fri

PPC CO-S+wsi+pos-fri
"Wsi Rfe PosRR Fri Wse"
(* Similar to CO-LB+fri+pos-fri.litmus *)
Cycle=Rfe PosRR Fri Wse Wsi
Prefetch=0:x=F,0:x=W,1:x=F,1:x=W
Com=Rf Ws
Orig=Wsi Rfe PosRR Fri Wse
{
0:r2=x;
1:r2=x;
}
 P0           | P1           ;
 li r1,1      | lwz r1,0(r2) ;
 stw r1,0(r2) | lwz r3,0(r2) ;
 li r3,2      | li r4,3      ;
 stw r3,0(r2) | stw r4,0(r2) ;
Observed
    1:r1=0; 1:r3=1; x=2;