AArch64 MP+dmb.sy+addr-pos-ctrl-addr-pos "DMB.SYdWW Rfe DpAddrdR PosRR DpCtrldR DpAddrdR PosRR Fre" Cycle=Rfe DpAddrdR PosRR DpCtrldR DpAddrdR PosRR Fre DMB.SYdWW Relax= Safe=Rfe Fre PosRR DMB.SYdWW DpAddrdR DpCtrldR Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Orig=DMB.SYdWW Rfe DpAddrdR PosRR DpCtrldR DpAddrdR PosRR Fre { 0:X1=x; 0:X3=y; 1:X1=y; 1:X4=z; 1:X7=a; 1:X10=x; } P0 | P1 ; MOV W0,#1 | LDR W0,[X1] ; STR W0,[X1] | EOR W2,W0,W0 ; DMB SY | LDR W3,[X4,W2,SXTW] ; MOV W2,#1 | LDR W5,[X4] ; STR W2,[X3] | CBNZ W5,LC00 ; | LC00: ; | LDR W6,[X7] ; | EOR W8,W6,W6 ; | LDR W9,[X10,W8,SXTW] ; | LDR W11,[X10] ; Observed y=1; x=1; 1:X9=1; 1:X11=0; 1:X0=1; and y=1; x=1; 1:X9=1; 1:X11=0; 1:X0=0;