Date: Tue, 12 Nov 1996 08:46:50 +0200 (IST)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
To: "J. Erickson" <joyerick AT menahga DOT polaristel DOT net>
Cc: djgpp AT delorie DOT com
Subject: Re: Mode 13h graphics routines
In-Reply-To: <3287FE60.2D96@menahga.polaristel.net>
Message-Id: <Pine.SUN.3.91.961112084326.1964H-100000@is>
Mime-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII


On Mon, 11 Nov 1996, J. Erickson wrote:

> memcpy function and it too is seemingly pretty fast. But I am hoping to 
> get some advice on learning how to write a putpixel routine that is 
> faster than the nearptr hacks and how to write a blitting routine that 
> doesn't rely on memcpy but is as fast or faster. I'm a little familiar 
> with the AT&T assembly code format but I haven't really written 

If you turn on the optimizations (-O2 or -O3 switch to gcc), `memcpy' 
should be expanded into inline assembly which is about as fast as you can 
get anyway.