Test safe383

PPC safe383
"SyncsWW Rfe LwSyncdRW Rfe SyncsRR Fre SyncdWR Fre"
Cycle=SyncsWW Rfe LwSyncdRW Rfe SyncsRR Fre SyncdWR Fre
Relax=
Safe=Fre SyncdWR LwSyncdRW ACSyncsRR BCSyncsWW
{
0:r2=y; 0:r4=x;
1:r2=x;
2:r2=x; 2:r4=y;
3:r2=y;
}
 P0           | P1           | P2           | P3           ;
 lwz r1,0(r2) | lwz r1,0(r2) | li r1,2      | li r1,1      ;
 lwsync       | sync         | stw r1,0(r2) | stw r1,0(r2) ;
 li r3,1      | lwz r3,0(r2) | sync         | sync         ;
 stw r3,0(r4) |              | lwz r3,0(r4) | li r3,2      ;
              |              |              | stw r3,0(r2) ;
Observed
    0:r1=1; 1:r1=0; 1:r3=0; 2:r3=0; x=2; y=2;
and 0:r1=1; 1:r1=0; 1:r3=1; 2:r3=0; x=2; y=2;
and 0:r1=1; 1:r1=0; 1:r3=2; 2:r3=0; x=2; y=2;
and 0:r1=1; 1:r1=1; 1:r3=2; 2:r3=0; x=2; y=2;
and 0:r1=1; 1:r1=2; 1:r3=2; 2:r3=0; x=2; y=2;
and 0:r1=2; 1:r1=0; 1:r3=0; 2:r3=1; x=2; y=2;
and 0:r1=2; 1:r1=0; 1:r3=1; 2:r3=1; x=2; y=2;
and 0:r1=2; 1:r1=0; 1:r3=2; 2:r3=1; x=2; y=2;
and 0:r1=2; 1:r1=1; 1:r3=2; 2:r3=1; x=2; y=2;
and 0:r1=2; 1:r1=2; 1:r3=2; 2:r3=1; x=2; y=2;