Test ISA2+rfipr-datarp+addr+lwsync

PPC ISA2+rfipr-datarp+addr+lwsync
"RfiPR DpDatadWRP Rfe DpAddrdW Rfe LwSyncdRR Fre"
Prefetch=2:x=T
Com=Rf Rf Fr
Orig=RfiPR DpDatadWRP Rfe DpAddrdW Rfe LwSyncdRR Fre
{
0:r2=x; 0:r5=y;
1:r2=y; 1:r5=z;
2:r2=z; 2:r4=x;
}
 P0             | P1            | P2           ;
 li r1,1        | lwz r1,0(r2)  | lwz r1,0(r2) ;
 stw r1,0(r2)   | xor r3,r1,r1  | lwsync       ;
 lwarx r3,r0,r2 | li r4,1       | lwz r3,0(r4) ;
 xor r4,r3,r3   | stwx r4,r3,r5 |              ;
 addi r4,r4,1   |               |              ;
 stw r4,0(r5)   |               |              ;
exists
(0:r3=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)