Test MP+lwsync+fri-rfi-data-rfi

PPC MP+lwsync+fri-rfi-data-rfi
"LwSyncdWW Rfe Fri Rfi DpDatadW Rfi Fre"
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=LwSyncdWW Rfe Fri Rfi DpDatadW Rfi Fre
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r6=x;
}
 P0           | P1           ;
 li r1,2      | lwz r1,0(r2) ;
 stw r1,0(r2) | li r3,2      ;
 lwsync       | stw r3,0(r2) ;
 li r3,1      | lwz r4,0(r2) ;
 stw r3,0(r4) | xor r5,r4,r4 ;
              | addi r5,r5,1 ;
              | stw r5,0(r6) ;
              | lwz r7,0(r6) ;
exists
(x=2 /\ y=2 /\ 1:r1=1 /\ 1:r4=2 /\ 1:r7=1)