Test SB0030

PPC SB0030
"SyncdWR Fre PosWW PodWW PosWR Fre"
Cycle=Fre PosWW PodWW PosWR Fre SyncdWR
Relax=[Fre,SyncdWR,Fre]
Safe=PosWW PosWR PodWW
Prefetch=0:x=F,0:y=T,1:y=F,1:x=T
Com=Fr Fr
Orig=SyncdWR Fre PosWW PodWW PosWR Fre
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r5=x;
}
 P0           | P1           ;
 li r1,2      | li r1,1      ;
 stw r1,0(r2) | stw r1,0(r2) ;
 sync         | li r3,2      ;
 lwz r3,0(r4) | stw r3,0(r2) ;
              | li r4,1      ;
              | stw r4,0(r5) ;
              | lwz r6,0(r5) ;
Observed
    0:r3=1; 1:r6=1; x=2; y=2;
and 0:r3=1; 1:r6=2; x=2; y=2;