Test mal

PPC mal  (PPCMTenLwSync)
" ST ; LD || LD ; ST hexa version"
{
P0:r4=x ; P0:r5=y ; P0:r1=1 ;
P1:r4=x ; P1:r5=y ; P1:r1=2 ;
P2:r4=x ; P3:r5=y ;
P3:r2=2 ;
}

P0           |P1           |P2           |P3           ;
stw r1,0(r4) |lwz r2,0(r5) |             |             ;
sync         |lwsync       |             |             ;
lwz r2,0(r5) |stw r1,0(r4) |lwz r1,0(r4) |stw r2,0(r5) ;
Observed
    0:r2=0; 1:r2=2; 2:r1=0; x=1;
and 0:r2=0; 1:r2=2; 2:r1=1; x=1;
and 0:r2=0; 1:r2=2; 2:r1=2; x=1;