AArch64 MP+dmb.sy+pos-addr-pos-ctrl-ctrlisb "DMB.SYdWW Rfe PosRR DpAddrdR PosRR DpCtrldR DpCtrlIsbdR Fre" Cycle=Rfe PosRR DpAddrdR PosRR DpCtrldR DpCtrlIsbdR Fre DMB.SYdWW Relax= Safe=Rfe Fre PosRR DMB.SYdWW DpAddrdR DpCtrldR DpCtrlIsbdR Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Orig=DMB.SYdWW Rfe PosRR DpAddrdR PosRR DpCtrldR DpCtrlIsbdR Fre { 0:X1=x; 0:X3=y; 1:X1=y; 1:X5=z; 1:X8=a; 1:X10=x; } P0 | P1 ; MOV W0,#1 | LDR W0,[X1] ; STR W0,[X1] | LDR W2,[X1] ; DMB SY | EOR W3,W2,W2 ; MOV W2,#1 | LDR W4,[X5,W3,SXTW] ; STR W2,[X3] | LDR W6,[X5] ; | CBNZ W6,LC00 ; | LC00: ; | LDR W7,[X8] ; | CBNZ W7,LC01 ; | LC01: ; | ISB ; | LDR W9,[X10] ; Observed y=1; x=1; 1:X9=1; 1:X2=0; 1:X0=1;