Date: Sun, 10 May 1998 13:48:23 +0200 (MET DST)
From: Johnny Billquist <bqt@Update.UU.SE>
To: Greg Lehey <grog@lemis.com>
cc: edgee@cyberpass.net, pups@minnie.cs.adfa.oz.au
Subject: Re: Floating Point-The Results Are In!
In-Reply-To: <19980507110724.M396@freebie.lemis.com>
Message-ID: <Pine.VUL.3.93.980510134657.29637B-100000@Zeke.Update.UU.SE>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: owner-pups@minnie.cs.adfa.oz.au
Precedence: bulk

On Thu, 7 May 1998, Greg Lehey wrote:

> On Wed,  6 May 1998 at 20:45:41 -0400, Ed G. wrote:
> > Using a new approach, I have re-counted the number of floating point
> > operations for the utilities contained in Unix's bin directory.
> > According to my results, many important 7th Edition programs such as
> > adb, awk and tar make heavy use of floating point on the PDP-11.
> 
> I'll believe this when you pinpoint the instructions.

I wouldn't be *that* surprised by these results. For instance, I believe
that longs are implemented with FP. And I wouldn't be surprised if a few
FP ops were sneaked in to compute some stuff that aren't immediately
appearant.

	Johnny

Johnny Billquist                  || "I'm on a bus
                                  ||  on a psychedelic trip
email: bqt@update.uu.se           ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol