PPC ISA2+eieio+eieio+ctrlisync "EieiodWW Rfe EieiodRW Rfe DpCtrlIsyncdR Fre" Cycle=Rfe EieiodRW Rfe DpCtrlIsyncdR Fre EieiodWW { 0:r2=x; 0:r4=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) ; stw r1,0(r2) | eieio | cmpw r1,r1 ; eieio | li r3,1 | beq LC00 ; li r3,1 | stw r3,0(r4) | LC00: ; stw r3,0(r4) | | isync ; | | lwz r3,0(r4) ; Observed 1:r1=1; 2:r1=1; 2:r3=0;