Test ISA2+rfiap-data+lwsync+lwsync

PPC ISA2+rfiap-data+lwsync+lwsync
"RfiAP DpDatadW Rfe LwSyncdRW Rfe LwSyncdRR FrePA"
Prefetch=2:x=T
Com=Rf Rf Fr
Orig=RfiAP DpDatadW Rfe LwSyncdRW Rfe LwSyncdRR FrePA
{
0:r2=x; 0:r5=y;
1:r2=y; 1:r4=z;
2:r2=z; 2:r4=x;
}
 P0               | P1           | P2           ;
 li r1,1          | lwz r1,0(r2) | lwz r1,0(r2) ;
 lwarx %sta,r0,r2 | lwsync       | lwsync       ;
 stwcx. r1,r0,r2  | li r3,1      | lwz r3,0(r4) ;
 lwz r3,0(r2)     | stw r3,0(r4) |              ;
 xor r4,r3,r3     |              |              ;
 addi r4,r4,1     |              |              ;
 stw r4,0(r5)     |              |              ;
exists
(0:r3=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)