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From r..@apache.org
Subject Re: [PATCH] possible optimization in apr_poll()?
Date Mon, 15 Jul 2002 04:43:04 GMT

> >I would not support this change, simply because I don't see it making a
> >huge difference.  We are better off fixing the apr_time_t implementation
> >and then looking for things like this.
> >
> 
> I agree.  Once we go to the binary microsecond implementation,
> what we'll be able to do within poll is:
>   - extract the microseconds with a bitwise AND (encapsulated within
>     apr_time_usec())
>   - cast to 32 bits if the macro doesn't do so automatically
>   - then do a 32-bit division by 1000 to get milliseconds (which
>     is a lot cheaper than the current 64-bit division on 32-bit
>     platforms)

Or make apr_interval_time a 32-bit value to begin with.   :-)

Rya

_______________________________________________________________________________
Ryan Bloom                        	rbb@apache.org
550 Jean St
Oakland CA 94610
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