Test PPO012

Run PPO012 in model, using ppcmem

PPC PPO012
"LwSyncdWW Rfe DpAddrdR PosRR DpCtrlIsyncdR Fre"
Cycle=Rfe DpAddrdR PosRR DpCtrlIsyncdR Fre LwSyncdWW
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r5=z; 1:r8=x;
}
 P0           | P1            ;
 li r1,1      | lwz r1,0(r2)  ;
 stw r1,0(r2) | xor r3,r1,r1  ;
 lwsync       | lwzx r4,r3,r5 ;
 li r3,1      | lwz r6,0(r5)  ;
 stw r3,0(r4) | cmpw r6,r6    ;
              | beq  LC00     ;
              | LC00:         ;
              | isync         ;
              | lwz r7,0(r8)  ;
exists
(1:r1=1 /\ 1:r7=0)