83:ROMCalls:408E

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Synopsis

Official Name: FPSub

Call Address: 408E

This routine negates OP2 and runs through FPAdd.

Inputs

  • OP1 = first operand
  • OP2 = second operand

Outputs

  • OP1 = OP1 - OP2
  • OP2 destroyed
  • AF,BC,DE,HL destroyed
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