... instruction and different addresses• e.g. VAXNumber of Addresses (a)§ # of address allowed in an instruction§ Decide the categories of processor architecture§ 3 addresses• Operand 1, Operand 2, ... Increment (a++)• Decrement (a )• Negate (-a)Standard …What Standard?§ Pentium (80x86), VAX are little-endian§ IBM 370, Moterola 680x0 (Mac), and most RISC are big-endian§ Internet is big-endian• ... Represented by mnemonics (SUB, ADD)§ Source Operand reference• Input to the operation• 1 or 2 (can be constant, in a reg, mem, I/O)§ Result Operand reference• Put the answer here (Reg, Mem,...