AArch64 MP+dmb.sy+pos-[fr-rf]-addr-ctrl-pos "DMB.SYdWW Rfe PosRR FrLeave RfBack DpAddrdR DpCtrldR PosRR Fre" Cycle=Rfe PosRR FrLeave RfBack DpAddrdR DpCtrldR PosRR Fre DMB.SYdWW Relax= Safe=Rfe Fre PosRR DMB.SYdWW DpAddrdR DpCtrldR [FrLeave,RfBack] Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Rf Orig=DMB.SYdWW Rfe PosRR FrLeave RfBack DpAddrdR DpCtrldR PosRR Fre { 0:X1=x; 0:X3=y; 1:X1=y; 1:X6=z; 1:X8=x; 2:X1=y; } P0 | P1 | P2 ; MOV W0,#1 | LDR W0,[X1] | MOV W0,#2 ; STR W0,[X1] | LDR W2,[X1] | STR W0,[X1] ; DMB SY | LDR W3,[X1] | ; MOV W2,#1 | EOR W4,W3,W3 | ; STR W2,[X3] | LDR W5,[X6,W4,SXTW] | ; | CBNZ W5,LC00 | ; | LC00: | ; | LDR W7,[X8] | ; | LDR W9,[X8] | ; Observed y=2; x=1; 1:X9=1; 1:X7=0; 1:X3=2; 1:X2=1; 1:X0=0;