AArch64 V2I { 0:X2=pte_x; 0:X4=x; 0:X0=(oa:phy_x,valid:0); } P0 ; STR X0,[X2] ; L0: LDR X3,[X4]; DSB ISH ; LSR X9,X4,#12 ; TLBI VAAE1IS,X9; DSB ISH ; L1: LDR X6,[X4]; exists ([x]=0 /\ ~fault(P0:L0,x) /\ ~fault(P0:L1,x))