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JECXZ              Jump if ECX Register Zero (386)   Flags: O D I T S Z A P C

JECXZ label

           Logic:          jump if ECX = 0

     This instruction performs a jump to the indicated label if ECX is
     equal to zero. It is the same as JCXZ, except that it tests ECX.

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   Operands                   Clocks   Transfers  Bytes  Example
   JECXZ label                9 (386)      -        2    JECXZ OUT
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