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From: gwyn@brl-tgr.ARPA (Doug Gwyn <gwyn>)
Newsgroups: net.lang.c
Subject: Re: reversing a mask
Message-ID: <6054@brl-tgr.ARPA>
Date: Sun, 25-Nov-84 14:40:05 EST
Article-I.D.: brl-tgr.6054
Posted: Sun Nov 25 14:40:05 1984
Date-Received: Tue, 27-Nov-84 03:56:02 EST
References: <1@imd.UUCP> <469@ncoast.UUCP> <691@gloria.UUCP>
Organization: Ballistic Research Lab
Lines: 6

> What's the fastest way to reverse a 16-bit mask in C?  In 68000 asl?

I think it is probably to have an array of reversed masks of size 2^16
and use the forward mask as an index into the array.

Do I win a prize?