PPC WRC+ctrlrp+ctrlisyncrr "RfePR DpCtrldWRP RfePR DpCtrlIsyncdRRR FreRP" Cycle=RfePR DpCtrldWRP RfePR DpCtrlIsyncdRRR FreRP Prefetch=0:x=T,2:x=T Com=Rf Rf Fr Orig=RfePR DpCtrldWRP RfePR DpCtrlIsyncdRRR FreRP { 0:r2=x; 1:r2=x; 1:r4=y; 2:r2=y; 2:r4=x; } P0 | P1 | P2 ; li r1,1 | lwarx r1,r0,r2 | lwarx r1,r0,r2 ; stw r1,0(r2) | cmpw r1,r1 | cmpw r1,r1 ; | beq LC00 | beq LC01 ; | LC00: | LC01: ; | li r3,1 | isync ; | stw r3,0(r4) | lwarx r3,r0,r4 ; exists (1:r1=1 /\ 2:r1=1 /\ 2:r3=0)