From: <no DOT spam AT delorie DOT com>whatfor AT mindspring DOT com (Jon DeMarks)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: mcount, and gprof
Date: Thu, 04 Nov 99 21:32:32 GMT
Organization: MindSpring Enterprises
Lines: 37
Message-ID: <7vstsa$ti8$2@nntp4.atl.mindspring.net>
References: <38215F61 DOT 35BDEC90 AT mpx DOT com DOT au>
NNTP-Posting-Host: d1.8a.9a.f0
X-Server-Date: 4 Nov 1999 21:29:46 GMT
X-Newsreader: News Xpress 2.0 Beta #2
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

A good way to find how many times something is called without creating 
overhead, is to make it count everytime it's used.  Pseudo-C follows:

int cnt;  cnt=0;
if(!mcount){ cnt++; }

I'm not too familiar with compression/decompression routines though.

Jon

In article <38215F61 DOT 35BDEC90 AT mpx DOT com DOT au>, infinity girl <entropic AT mpx DOT com DOT au> 
wrote:
>hey all,
>
>
>i was profiling a program today, and i would just like to know which
>library functions call 
>"mcount"?   my  program spends alot of time there.  i thort maybe it was
>malloc..but not
>alot of time is spent in malloc at all.
>
>also, i was wondering if there is any way of making profiled programs
>run faster...i am profiling a text compression/decompression program,
>and it usually takes 11 seconds to compress a 2MB file, but with
>profiling it took over half an hour
>
>i understand there is alot of overhead..some of my functions were called
>hundreds of thousands of times {like the function to retrieve one bit
>from a buffered bitstream}.
>
>but still..half an hour??
>
>
>thanks fr any help,
>daniel. 
>
>:)