FIMUL           Integer multiply                     Exceptions: I D O P
                                                     C3 C2 C1 C0: ? ? ? ?
FIMUL source

        Logic   ST ← ST * source

    FIMUL multiplies ST by a (word or short integer) memory operand and
    returns the result in ST.


    Opcode      Format
    DA /1       FIMUL m32
    DE /1       FIMUL m16


    Timing
    Operand       8087         287        387      486     Pentium
    m16        (124-138)+EA   124-138    76-87    23-27    7/4     NP
    m32        (130-144)+EA   130-144    61-82    22-24    7/4     NP