Well, I think it is part of the table. http://codebase64.org/doku.php?id=base:fast_8bit_multiplication_16bit_product http://codebase64.org/doku.php?id=base:fas

Well, I think it is part of the table. http://codebase64.org/doku.php?id=base:fast_8bit_multiplication_16bit_product http://codebase64.org/doku.php?id=base:fast_8bit_multiplicat... But the C64 had also a shifting operation.