ARM MP+PPO742 "Fre DMBdWW Rfe PosRW PosWR DpCtrldW PosWR" Cycle=Rfe PosRW PosWR DpCtrldW PosWR Fre DMBdWW Relax= Safe=Rfe Fre PosWR PosRW DMBdWW DpCtrldW Prefetch=1:x=T Orig=Fre DMBdWW Rfe PosRW PosWR DpCtrldW PosWR { %x0=x; %y0=y; %y1=y; %x1=x; } P0 | P1 ; MOV R0, #2 | LDR R0, [%y1] ; STR R0, [%x0] | MOV R1, #2 ; DMB | STR R1, [%y1] ; MOV R1, #1 | LDR R2, [%y1] ; STR R1, [%y0] | CMP R2, R2 ; | BNE LC00 ; | LC00: ; | MOV R3, #1 ; | STR R3, [%x1] ; | LDR R4, [%x1] ; Observed 1:R0=0; 1:R4=2; x=2; y=2;