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DIV Divide Interatlon DIVA complete discussion <strong>of</strong> the various division routines is beyond the scope <strong>of</strong> this manual.For a more complete discussion <strong>of</strong> these routines, refer to the application note entitledFractional and Integer Arithmetic Using the DSP56001.For extended precision division (Le., for N-bit quotients where N>24), the DIV instructionis no longer applicable, and a user-defined N-bit division routine is required. For furtherinformation on division algorithms, refer to pages 524-530 <strong>of</strong> Theory and Application <strong>of</strong>Digital Signal Processing by Rabiner and Gold (Prentice-Hall, 1975), pages 190-199 <strong>of</strong>Computer Architecture and Organization by John Hayes (McGraw-Hili, 1978), pages213-223 <strong>of</strong> Computer Arithmetic: Principles, Architecture, and Design by Kai Hwang(John Wiley and Sons, 1979), or other references as required.Condition Codes:L -V -C -15 14 13 12 11 10 9 8 7 6 5 4 3 2 0I LF I OM I T I ** I 81 I 80 I 11 I 10 I 8 I LIE I U N Z v I ~I.~ MR ..... CCR -.Set if overflow bit V is setSet If the MS bit <strong>of</strong> the destination operand is changed as a result <strong>of</strong> theInstruction's left shift operationSet if bit 55 <strong>of</strong> the result Is cleared.-

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