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Re: [Qemu-devel] [PATCH 2/3] target-arm: fix support for vrecpe.
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [PATCH 2/3] target-arm: fix support for vrecpe. |
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Date: |
Thu, 17 Feb 2011 18:35:03 +0000 |
On 17 February 2011 17:51, Christophe Lyon <address@hidden> wrote:
>> ...and a runtime division just to get a constant 0.5?
>> Better to just make_float64() on the appropriate bit
>> pattern, I think.
>
> It makes sense.
> Then, what about using the right bit patterns for 512 and 256?
Not so worried about those -- it's really the division I
wanted to avoid, int-to-float isn't as expensive.
-- PMM