ARM Z6.2+dmb+dsb+dsb.st "DMBdWW Rfe DSBdRW Rfe DSB.STdRW Wse" Cycle=Rfe DSBdRW Rfe DSB.STdRW Wse DMBdWW Prefetch=0:x=F,0:y=W,1:y=F,1:z=W,2:z=F,2:x=W Com=Rf Rf Ws Orig=DMBdWW Rfe DSBdRW Rfe DSB.STdRW Wse { %x0=x; %y0=y; %y1=y; %z1=z; %z2=z; %x2=x; } P0 | P1 | P2 ; MOV R0,#2 | LDR R0,[%y1] | LDR R0,[%z2] ; STR R0,[%x0] | DSB | DSB ST ; DMB | MOV R1,#1 | MOV R1,#1 ; MOV R1,#1 | STR R1,[%z1] | STR R1,[%x2] ; STR R1,[%y0] | | ; Observed 1:R0=1; 2:R0=1; x=2;