ARM MP+dmb+ctrlrr "DMBdWW RfeNaR DpCtrldRRR FreRNa" Cycle=RfeNaR DpCtrldRRR FreRNa DMBdWW Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Orig=DMBdWW RfeNaR DpCtrldRRR FreRNa { %x0=x; %y0=y; %y1=y; %x1=x; } P0 | P1 ; MOV R0,#1 | LDREX R0,[%y1] ; STR R0,[%x0] | CMP R0,R0 ; DMB | BNE LC00 ; MOV R1,#1 | LC00: ; STR R1,[%y0] | LDREX R1,[%x1] ; Observed 1:R0=1; 1:R1=0;