From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [5283] Use the new concat_tl_i64 op for std and stda
Date: Tue, 23 Sep 2008 22:59:24 +0100 [thread overview]
Message-ID: <200809232259.24692.paul@codesourcery.com> (raw)
In-Reply-To: <20080923174506.X10311@stanley.csl.cornell.edu>
On Tuesday 23 September 2008, Vince Weaver wrote:
> Hello
>
> the aforementioned patch broke the spec2k crafty benchmark on
> sparc32plus-linux-user (I'm running on x86_64 but I don't think it makes a
> difference).
Are you sure? I've double checked the patch and I still think it is correct.
>
> The new code generates:
> movi_i64 tmp12,$0x20
> shl_i64 tmp10,loc4,tmp12
> or_i64 tmp2,tmp0,tmp10
> qemu_st64 tmp2,loc5,$0x0
The extension should be immediately before the code you quote here.
Paul
next prev parent reply other threads:[~2008-09-23 21:59 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-23 21:49 [Qemu-devel] [5283] Use the new concat_tl_i64 op for std and stda Vince Weaver
2008-09-23 21:59 ` Paul Brook [this message]
2008-09-23 22:08 ` Vince Weaver
2008-09-23 22:31 ` Vince Weaver
2008-09-23 22:31 ` Paul Brook
-- strict thread matches above, loose matches on Subject: below --
2008-09-21 18:43 Blue Swirl
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