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Date: Mon, 31 Jul 2000 13:57:06 -0500
From: Chris Costello <chris@calldei.com>
Subject: Re: Howto profile my code?
In-reply-to: <39855E20.37377FF5@tornqvist.net>
To: Bjorn Tornqvist <bjorn@tornqvist.net>
Cc: freebsd-hackers@FreeBSD.ORG
Reply-To: chris@calldei.com
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On Monday, July 31, 2000, Bjorn Tornqvist wrote:
> Howdy!
> 
> Anyone know a working method to get profiling to work? (i.e. seeing
> something like "method a::getValue() spent 12s Usertime, 3s Kerneltime"
> etc).
> 
> I've tried with
> gcc -mprofiler-epilogue
> but got the following linker error:
> 
> MessageCenter.o: In function
> `MessageCenter::OpenNewInput(basic_string<char,
> string_char_traits<char>, __default_alloc_template<true, 0> >)':
> MessageCenter.o(.text+0x954): undefined reference to `mexitcount'
> 
> So, searching the headers (in machine/asmacros.h) I found some reference
> to GPROF so I tried to define it, but it still doesn't work. Actually:
> the complete argumentlist to gcc is this:

   In the cc(1) man page, you can use -pg to create GNU gprof
profiling output for your binary:

       -pg    Generate extra code to  write  profile  information
              suitable for the analysis program gprof.

-- 
|Chris Costello <chris@calldei.com>
|There are always at least two ways to program the same thing.
`-------------------------------------------------------------


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