FF7/Field/Script/Opcodes/79 MINUS2!

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  • Opcode: 0x79
  • Short name: MINUS2!
  • Long name: Saturated Subtraction (16-bit)

Memory layout

0x79 D/S Dest Oper

Arguments

  • const Bit[4] D: Destination bank
  • const Bit[4] S: Source bank
  • const UByte Dest: The destination variable, to which the operand is added.
  • const UByte Oper: The operand, added to the destination.

Description

Adds two numbers together and stores the result back into "Dest". The result of the addition is capped at 255. If the Source Bank is 0 then the “Oper” is added to the destination value. If the Source Bank is an 8 bit bank, then the “Oper” is the address in that bank where the operand is.