83Plus:BCALLs:4267

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Synopsis

Official Name: DecO1Exp

BCALL Address: 4267

Decrements op1's exponent.

Inputs

  • op1 = floating point number

Outputs

  • op1 's exponent decremented

Registers Destroyed

  • A

Comments

This function divides decrements the exponent of op1. Unlike FDiv10, checks are not performed to prevent an underflow.

Example

Suppose op1=00h,80h,10h,00h,... After B_CALL FDiv100, op1=00h,7Fh,10h,00h,...


Suppose op1=00h,00h,10h,00h,... After B_CALL FDiv100, op1=00h,FFh,10h,00h,...

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