AArch64 S+dmb.sy+data-rfihw-friwh "based on DMB.SYdWW Rfe DpDatadW Rfi PodRW Wse" Prefetch=0:x=F,0:y=W,1:y=F,1:x=W Com=Rf Ws { 0:X1=x; 0:X3=y; 1:X1=y; 1:X3=x; } P0 | P1 ; MOV W0,#02 | LDR W0,[X1] ; STRH W0,[X1] | EOR W2,W0,W0 ; DMB SY | ADD W2,W2,#17 ; MOV W2,#1 | STRH W2,[X3,#2] ; STR W2,[X3] | LDR W4,[X3] ; | MOV W5,#01 ; | STRH W5,[X3] ; Observed x=0x110002; 1:X4=0x110000; 1:X0=0x1; and x=0x110001; 1:X4=0x110000; 1:X0=0x1;