Test R01

Run R01 in model, using ppcmem

PPC R01
"Wse PodWR Fre PodWW"
(* Allowed by PLDI, Forbiden by CAV *)
{0:r2=y; 0:r4=x; 1:r2=x; 1:r4=y;}

 P0           | P1           ;
 li r1,2      | li r1,1      ;
 stw r1,0(r2) | stw r1,0(r2) ;
 sync         | lwsync       ;
 lwz r3,0(r4) | li r3,1      ;
              | stw r3,0(r4) ;
exists (y=2 /\ 0:r3=0)