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Re: [PATCH] delta micro optimization

From
Nicolas Pitre <nico@cam.org>
Date
Feb 10, 2006, 20:38 UTC
Message-ID
<Pine.LNX.4.64.0602101516310.5397@localhost.localdomain>
In-Reply-To
<7vhd77vv9o.fsf@assigned-by-dhcp.cox.net>
On Fri, 10 Feb 2006, Junio C Hamano wrote:
> That looks obviously correct but it really is micro.  Have you
> benched it?  On which architectures?  Does it help everywhere or
> register starved ones benefit more than others?

I doubt the performance difference would be measurable on i386 although the code is a bit smaller.

On ARM it causes a code reduction of 12.5% in count-delta.o.
Nicolas
Previous: Junio C Hamano
Message 3 of 3 in “delta micro optimization”
  1. delta micro optimizationNicolas Pitre, Feb 10, 2006
  2. Junio C HamanoFeb 10, 2006
  3. Nicolas PitreFeb 10, 2006

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