From: d88-jwa@hemul.nada.kth.se (Jon Wätte)
Subject: Re: What is "ROM accelerated video"?
Nntp-Posting-Host: hemul.nada.kth.se
Organization: Royal Institute of Technology, Stockholm, Sweden
Lines: 18

In <1qknuq$9ut@agate.berkeley.edu> c60b-3jl@web-4f.berkeley.edu (James Wang) writes:

>addressing modes.  commands that do fills should be slightly faster
>since the new instructions fetch 2 bytes at a time versus one.

Even the 68000 can fetch two bytes at a time.

The new instruction in the 68040 is MOVE16 which fetches 16 bytes
at a time instead of 4 which the 68030 has; that means 4 24bit
pixels instead of one.

Cheers,

					/ h+
-- 
 -- Jon W{tte, h+@nada.kth.se, Mac Hacker Deluxe --

   This article printed on 100% recycled electrons.
