Re: A86: 8-bit multiply routine

Re: A86: 8-bit multiply routine

• To: assembly-86@lists.ticalc.org
• Subject: Re: A86: 8-bit multiply routine
• From: Tercero <tercero@busprod.com>
• Date: Thu, 04 Jun 1998 22:12:19 -0700
• Delivered-To: assembly-86-outgoing@towerguard.unix.edu.sollentuna.se
• Organization: BPS Internet
• References: <3.0.5.16.19980604145623.2cb7ea6c@mailserver.netcarrier.com>
• Reply-To: assembly-86@lists.ticalc.org

I'm going add a little more redundancy.

Here's a routine that I made that's not 8x8 but it might be faster
than both of the routines earlier mentioned. (I didn't check)



;       syntax:  de * b -> hl
Small_Mult:
	ld hl, 0		;10
Multloop:
	add hl, de		;11
	djnz Multloop		;13/8
	ret			;10

Tercero


Joshua Grams wrote:
> 
> Sorry about the redundant multiply routine. I didn't see Dan's message.
> Mine is the same as his, except he unrolled the loop and takes A and L as
> inputs instead of H and L.
> 
> --Joshua

• Re: A86: 8-bit multiply routine
• From: Kirk Meyer <_@ibm.net>

• Re: A86: 8-bit multiply routine
• From: Joshua Grams <j3grams@earthling.net>

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