Test 3.LB+ctrl+data+wsi+sync

PPC 3.LB+ctrl+data+wsi+sync
"DpCtrldW Rfe DpDatadW Wsi Rfe SyncdRW Rfe"
Prefetch=
Com=Rf Rf Rf
Orig=DpCtrldW Rfe DpDatadW Wsi Rfe SyncdRW Rfe
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r4=z;
2:r2=z; 2:r4=x;
}
 P0           | P1           | P2           ;
 lwz r1,0(r2) | lwz r1,0(r2) | lwz r1,0(r2) ;
 cmpw r1,r1   | xor r3,r1,r1 | sync         ;
 beq  LC00    | addi r3,r3,1 | li r3,1      ;
 LC00:        | stw r3,0(r4) | stw r3,0(r4) ;
 li r3,1      | li r5,2      |              ;
 stw r3,0(r4) | stw r5,0(r4) |              ;
exists
(z=2 /\ 0:r1=1 /\ 1:r1=1 /\ 2:r1=2)