Test R0063

PPC R0063
"PosWW PodWR DpAddrdW Wse SyncdWR Fre"
Cycle=Fre PosWW PodWR DpAddrdW Wse SyncdWR
Relax=[Wse,SyncdWR,Fre]
Safe=PosWW PodWR DpAddrdW
Prefetch=0:x=F,0:z=W,1:z=F,1:x=T
Com=Ws Fr
Orig=PosWW PodWR DpAddrdW Wse SyncdWR Fre
{
0:r2=x; 0:r5=y; 0:r8=z;
1:r2=z; 1:r4=x;
}
 P0            | P1           ;
 li r1,1       | li r1,2      ;
 stw r1,0(r2)  | stw r1,0(r2) ;
 li r3,2       | sync         ;
 stw r3,0(r2)  | lwz r3,0(r4) ;
 lwz r4,0(r5)  |              ;
 xor r6,r4,r4  |              ;
 li r7,1       |              ;
 stwx r7,r6,r8 |              ;
Observed
    1:r3=1; x=2; z=2;