Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!snorkelwacker.mit.edu!bloom-beacon!eru!hagbard!sunic!dkuug!diku!bombadil
From: bombadil@diku.dk (Kristian Nielsen)
Newsgroups: comp.sys.amiga.programmer
Subject: Re: SAS/C profiler info request
Keywords: SAS/C, profiler
Message-ID: <1991Apr8.152110.23178@odin.diku.dk>
Date: 8 Apr 91 15:21:10 GMT
References: <1991Apr7.142405.4581@ux1.cso.uiuc.edu>
Sender: news@odin.diku.dk (Netnews System)
Organization: Department of Computer Science, U of Copenhagen
Lines: 19

gerber@sirius.astro.uiuc.edu (Richard Gerber) writes:

>Inspired by the recent discussion on optimization, I decided to run a
>program I'm working on through the SAS/C 5.10a profiler. I found that
>40% of the program time is being spent in the routine _CXM55. How do I
>find out what function this is?
  From long hours of disassembly, I am pretty sure this is a function to
multiply two double's (M for multiply, 5 for double).

>I assume it's related to one of the many math function calls I'm using,
>but I can't figure out which one. If it's in the manuals, I can't find
>it.
  Yes, it wouldn't hurt anyone to have these documented in the manuals.

>Thanks,
>Richard
>gerber@rigel.astro.uiuc.edu

	Kristian