Test bclwdww025

PPC bclwdww025
"LwSyncdRR Fre LwSyncdWW Rfe DpsR Fre LwSyncdWW Rfe"
Cycle=LwSyncdRR Fre LwSyncdWW Rfe DpsR Fre LwSyncdWW Rfe
Relax=BCLwSyncdWW
Safe=Fre LwSyncdRR DpsR
{
0:r2=x; 0:r4=y;
1:r2=y;
2:r2=y; 2:r4=z;
3:r2=z; 3:r4=x;
}
 P0           | P1            | P2           | P3           ;
 li r1,1      | lwz r1,0(r2)  | li r1,2      | lwz r1,0(r2) ;
 stw r1,0(r2) | xor r3,r1,r1  | stw r1,0(r2) | lwsync       ;
 lwsync       | lwzx r4,r3,r2 | lwsync       | lwz r3,0(r4) ;
 li r3,1      |               | li r3,1      |              ;
 stw r3,0(r4) |               | stw r3,0(r4) |              ;
exists
(y=2 /\ 1:r1=1 /\ 1:r4=1 /\ 3:r1=1 /\ 3:r3=0)