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Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification
From: |
Thiemo Seufer |
Subject: |
Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification |
Date: |
Sun, 5 Oct 2008 14:55:12 +0200 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
Edgar E. Iglesias wrote:
> On Sun, Oct 05, 2008 at 11:44:47AM +0300, Blue Swirl wrote:
> > Hi,
> >
> > Currently qemu-tech.texi is no longer in synch with QEMU development.
> > There are obsoleted references to code copying and dyngen versions,
> > TCG has changed a lot regarding code generation and target/host status
> > is no longer accurate.
> >
> > In this patch I've tried to update the document based on my
> > understanding of how stuff works and what is the status of various
> > targets. Please comment.
>
> Hello Blue,
>
> Great that somebody updates the docs!
> I've got a comment:
>
> @node Condition code optimisations
> @section Condition code optimisations
> @@ -343,15 +363,20 @@
> the condition codes are not needed by the next instructions, no
> condition codes are computed at all.
>
> +This optimization is not yet implemented on other targets.
> +
>
> At least CRIS does something similar, I guess it's not as nice as the one for
> x86 but it's there :)
Also, it isn't implementable on MIPS, since MIPS has no condition
flags...
Thiemo
- [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, Blue Swirl, 2008/10/05
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, Edgar E. Iglesias, 2008/10/05
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification,
Thiemo Seufer <=
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, malc, 2008/10/05
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, Paul Brook, 2008/10/06
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, Blue Swirl, 2008/10/06
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, Paul Brook, 2008/10/06
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, Laurent Desnogues, 2008/10/06
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, andrzej zaborowski, 2008/10/06
- Re: [Qemu-devel] [PATCH, RFC] Update qemu-tech.texi, needs verification, Kirill A. Shutemov, 2008/10/10