Test LB+data+wsi+ctrl

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