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/MULTIPLIKATION ZWEIER BINAERZAHLEN
/A UND B IN DOUBLE PRECISION ARITHMETIC




*37
OCNUM,	0
*600
MULTIP,	RTCHAR
	ROCT
	CHECK
	256	/TERMINATOR= . ?
	SKP
	TYDER	/TERMINATOR NOT FOUND
	CLL CLA
	TAD OCNUM
	DCA NUMA	/A EINGELESEN
	RTCHAR
	ROCT
	CHECK
	275
	SKP
	TYDER	/TERMINATOR =  ?
	CLL CLA
	TAD OCNUM
	DCA NUMB	/B EINGELESEN
	JMS SRMULT
	12	/NUMBER OF LOOP ROUTINES
	NUMA	/MULTIPLIKAND
	NUMB	/MULTIPLIKATOR
	ERGEB	/ERGEBNIS IN DOUBLE PRECISION ARITHMETIC
	TAD ERGEB
	TOCT
	TAD ERGEB+1
	LINE
	JMP MULTIP
NUMA,0
NUMB,0
ERGEB,0

/CALL : SRMULT
/STELLENZAHL DES MULTIPLIKATORS B
/ADRESSE DES MULTIPLIKANDEN A
/ADRESSE DES MULTIPLIKATORS B
/ADRESSE DES ERGEBNISSES



SRMULT,	0

INITL1,	CLL CLA
	DCA SUM1
	DCA SUM2
	DCA LPCNT2
	DCA OVFLOW
	TAD I SRMULT	/STELLENZAHL EINLESEN
	CIA
	DCA LPCNT1	/ZAEHLER AUF NEGATIVEN WERT
			/DER STELLENZAHL SETZEN
	ISZ SRMULT
	TAD I SRMULT
	DCA TEM1
	DCA MUCNDA	/MULTIPLIKAND A ABSPEICHERN


	ISZ SRMULT
	TAD I SRMULT
	DCA TEM2
	DCA MUCTRB	/MULTIPLIKATOR B ABSPEICHERN


LOOP1,	TAD MUCTRB
	RAR CLL
	SNL
	JMP COUNTR

ADD1,	DCA MUCTRB	/DO ONE MORE ADDITION
	CLL
	TAD SUM1
	SKP
	

COUNTR,	DCA MUCTRB
	ISZ LPCNT1
	SKP	/SKIP IF LOOP CNT1 =0
	JMP INITL2
	TAD MUCNDA
	RAL CLL
	DCA MUCNDA
	ISZ LPCNT2
	JMP LOOP1
INITL2,	CLL CLA
	TAD LPCNT2
	CIA
	DCA LPCNT2	/SET LPCNT2 TO  -1
	TAD I TEM1
	RAR CLL
	DCA MUCNDA

	TAD I TEM2
	DCA MUCTRB
	

LOOP2,	TAD MUCTRB
	CLL RAL
	SNL	/LINK =1
	JMP POINTR
ADD2,	DCA MUCTRB
	TAD SUM2
	TAD MUCNDA
	DCA SUM2
	SKP
POINTR,	DCA MUCTRB
	TAD MUCNDA
	RAR CLL
	DCA MUCNDA
	ISZ LPCNT2
	JMP LOOP2
	TAD SUM2
	TAD OVFLOW
	DCA SUM2
	ISZ SRMULT
	TAD I SRMULT
	DCA TEM1
	TAD SUM1
	DCA I TEM1
	TAD I SRMULT
	IAC
	DCA TEM2
	TAD SUM2
	DCA I SUM2
	ISZ SRMULT
	JMP I SRMULT


LPCNT1,0
LPCNT2,0
SUM1,0
SUM2,0
OVFLOW,0
TEM1,0
TEM2,0
MUCNDA,0
MUCTRB,0

$