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