AArch64 T13B { 0:X1=x; 0:X3=y; 1:X1=y; 1:X11=x; 1:X5=z; } P0 | P1 ; MOV W0,#1 | LDR W0,[X1] ; STR W0,[X1] | CMP W0,#1 ; MOV W2,#1 | CSEL W2,W3,W4,EQ ; STLR W2,[X3] | STR W2,[X5] ; | LDR W6,[X5] ; | STR W6,[X5] ; | LDAR W9,[X5] ; | LDR W10,[X11] ; Observed 1:X10=0; 1:X0=1;