Test SB+syncpr+lwsyncpr

PPC SB+syncpr+lwsyncpr
"SyncdWRPR FreRP LwSyncdWRPR FreRP"
Cycle=FreRP SyncdWRPR FreRP LwSyncdWRPR
Prefetch=0:y=T,1:x=T
Com=Fr Fr
Orig=SyncdWRPR FreRP LwSyncdWRPR FreRP
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r4=x;
}
 P0             | P1             ;
 li r1,1        | li r1,1        ;
 stw r1,0(r2)   | stw r1,0(r2)   ;
 sync           | lwsync         ;
 lwarx r3,r0,r4 | lwarx r3,r0,r4 ;
exists
(0:r3=0 /\ 1:r3=0)