AArch64 ARMARM01 "PodWWPL RfeLP DpAddrdR Fre" Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Orig=PodWWPL RfeLP DpAddrdR Fre { 0:X1=x; 0:X3=y; 1:X1=y; 1:X4=x; 1:X3=-1; } P0 | P1 ; MOV W0,#1 | LDR W0,[X1] ; STR W0,[X1] | CMP W0,#1 ; MOV W2,#1 | B.NE Exit1 ; STLR W2,[X3] | EOR W2,W0,W0 ; | LDR W3,[X4,W2,SXTW] ; | Exit1: ; ~exists (1:X0=1 /\ 1:X3=0) (* ARM ARM, F.2.1, basically MP+popl+addr *)