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Re: [Qemu-devel] [PATCH 053/126] target-s390: Convert MVC


From: Alexander Graf
Subject: Re: [Qemu-devel] [PATCH 053/126] target-s390: Convert MVC
Date: Tue, 18 Sep 2012 22:52:18 +0200
User-agent: Mozilla/5.0 (X11; Linux i686 on x86_64; rv:14.0) Gecko/20120713 Thunderbird/14.0

On 09/09/2012 11:05 PM, Richard Henderson wrote:
The code that was in gen_op_mvc was a bit confused wrt what lengths
it wanted to handle.  I also disbelieve that the inline memset is
worthwhile.

I measured it back when I inlined it and I'm fairly sure I remember significant speedups from it. Compiling qemu with gprof enabled should be able to tell you :).


Alex




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