[vsipl++] [patch] fix for profiling long processes

Don McCoy don at codesourcery.com
Tue Jan 8 19:49:08 UTC 2008


Jules Bergmann wrote:
> Don McCoy wrote:
>   
>> When profiling over a long period of time, the raw timestamps observed
>> in the profiler output have the potential to be truncated, leading to
>> inaccurate results.
>>
>>     
>
> Hurray!  This seems a plausible explanation for the weird roll up (sum 
> less than the parts) of time values.
>
> One quick suggestion: can you create a 'tick_type' typedef that is 
> unsigned long long.  That will help us remember not to use a 32-bit type 
> again.
>
> Otherwise this looks good, please apply.
>
>   

This was overlooked, but is now committed with suggested changes.

Regards,


-- 
Don McCoy
don (at) CodeSourcery
(888) 776-0262 / (650) 331-3385, x712

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