PPC Z6.4+sync+rfi-addr+sync "SyncdWW Wse Rfi DpAddrdR Fre SyncdWR Fre" Prefetch=0:y=W,1:y=F,1:z=T,2:x=T Com=Ws Fr Fr Orig=SyncdWW Wse Rfi DpAddrdR Fre SyncdWR Fre { 0:r2=x; 0:r4=y; 1:r2=y; 1:r6=z; 2:r2=z; 2:r4=x; } P0 | P1 | P2 ; li r1,1 | li r1,2 | li r1,1 ; stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) ; sync | lwz r3,0(r2) | sync ; li r3,1 | xor r4,r3,r3 | lwz r3,0(r4) ; stw r3,0(r4) | lwzx r5,r4,r6 | ; exists (y=2 /\ 1:r3=2 /\ 1:r5=0 /\ 2:r3=0)