A.5.132 LAR: Load Access Rights
LAR reg16,r/m16 ; o16 0F 02 /r [286,PRIV]
LAR reg32,r/m32 ; o32 0F 02 /r [386,PRIV]
LAR takes the segment selector specified by its source (second) operand,
finds the corresponding segment descriptor in the GDT or LDT, and loads
the access-rights byte of the descriptor into its destination (first)
operand.