ARM Z6.2+dsb.st+ctrlisb+dmb.st "DSB.STdWW Rfe DpCtrlIsbdW Rfe DMB.STdRW Wse" Cycle=Rfe DMB.STdRW Wse DSB.STdWW Rfe DpCtrlIsbdW Prefetch=0:x=F,0:y=W,1:y=F,1:z=W,2:z=F,2:x=W Com=Rf Rf Ws Orig=DSB.STdWW Rfe DpCtrlIsbdW Rfe DMB.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] | CMP R0,R0 | DMB ST ; DSB ST | BNE LC00 | MOV R1,#1 ; MOV R1,#1 | LC00: | STR R1,[%x2] ; STR R1,[%y0] | ISB | ; | MOV R1,#1 | ; | STR R1,[%z1] | ; Observed 1:R0=1; 2:R0=1; x=2;