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From: Paul Brook <paul@codesourcery.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: Blue Swirl <blauwirbel@gmail.com>, qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH v2 0/6] ARM: AREG0 conversion
Date: Mon, 26 Mar 2012 14:05:12 +0100	[thread overview]
Message-ID: <201203261405.13760.paul@codesourcery.com> (raw)
In-Reply-To: <CAFEAcA8MS4v5pf6wbvr6pq-VoF=qgbzn1-5whZhXQir4HzEmrQ@mail.gmail.com>

> On 24 March 2012 18:58, Blue Swirl <blauwirbel@gmail.com> wrote:
> > v2: fix patch 1, tweak patch 2 and rebase to master.
> > 
> > URL     git://repo.or.cz/qemu/blueswirl.git
> >        http://repo.or.cz/r/qemu/blueswirl.git
> > 
> > Blue Swirl (6):
> >  arm: move neon_tbl to neon_helper.c
> >  arm: move saturating arithmetic to helper.c
> >  arm: move other arithmetic to helper.c
> >  arm: move cpsr and banked register access to helper.c
> >  arm: move exception and wfi helpers to helper.c
> >  arm: move load and store helpers, switch to AREG0 free mode
> 
> The patches themselves look OK, but do we really want to take
> a 5% performance hit for this cleanup?

I have a similar concern.  I'd like to at least have some idea where this 
slowdown is coming from.

Paul

  parent reply	other threads:[~2012-03-26 13:05 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-24 18:58 [Qemu-devel] [PATCH v2 0/6] ARM: AREG0 conversion Blue Swirl
2012-03-25 22:29 ` Richard Henderson
2012-03-26 11:52 ` Peter Maydell
2012-03-26 12:46   ` Lluís Vilanova
2012-03-26 12:48     ` Andreas Färber
2012-03-26 13:05   ` Paul Brook [this message]
2012-03-26 17:02     ` Blue Swirl
2012-03-26 17:59       ` Lluís Vilanova
2012-03-27 13:40       ` Laurent Desnogues
2012-03-27 16:48         ` Blue Swirl
2012-03-27 17:01           ` Laurent Desnogues
2012-03-27 19:59             ` Artyom Tarasenko
2012-03-29 15:42               ` Laurent Desnogues
2012-03-29 16:28                 ` Richard Henderson

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