Elmo HARmonica, HARSFEN0602 software manual Rsltor Logical or Operator, Setcomm Set Command

HARSFEN0602ElmoHARmonicaSoftwareManual		PRELIMINARYDRAFT
Addressing modes	Absent
Promotion	N.A.
Output type	Int	Compare result is always
		integer
Imposes end of line	No

7.7.30RSLTOR – Logical OR Operator ( )

Purpose:

If one of the numbers or both are non-zero condition is true otherwise it’s false (numbers are at top two entries of the stack).

	Algorithm:
	(SP-1) (SP)				(SP-1)
	SP	SP – 1
	Attributes
	Attribute					Value		Comment
	Op code							May change in future
								versions
	Number of arguments					None
	Argument types					N.A.		Both arguments types must
	→			→				be integer (set according to
								stack members flags)
	Addressing modes					Absent
	Promotion					N.A.
	Output type					Int Int Int
	Imposes end of line					No
7.7.31			SET_COMM – Set Command
	Purpose:
	Call to function service of a ‘set’ command.
	Algorithm:
	FuncTable				(list of functions handlers)
	(SP)	ArrayIndex					→
	(SP-1)	VAL
		→
	FuncTable[Op1](val , ArrayIndex) (call to ‘set’ command)
	Attributes
	Attribute					Value		Comment
	Op code		→					May change in future
								versions
	→
	Number of arguments					1
	Argument types					Unsigned char integer
	Addressing modes					Immediate1		Index of service function in
								function table.
								Array index is at top of stack
								.
								Set value is at one entry
								below top of stack.
	Promotion					N.A.
	Output type					N.A.

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