On Fri, Jan 7, 2011 at 2:51 PM, Gordan Bobic <gordan@xxxxxxxxxx> wrote:
There was some discussion about this previously on the list[1]. From the responses it looks like OMAP does it transparently, but there is a performance hit.
Rich
[1] http://www.mail-archive.com/arm@xxxxxxxxxxxxxxxxxxxxxxx/msg00139.html
On 01/07/2011 07:46 PM, Jitesh Shah wrote:That can be done transparently in hardware without a performance hit?
> ..snip..
>
>>>
>>> This must be a bug in sha512sum -- it shouldn't be affected by alignment.
>>
>> I am inclined to think it might be compiler related. Andy's package is
>> the same version as mine, his works, mine does not. The only thing that
>> is likely to be different is the build environment.
>
> That and the development board. You are using a sheevaplug.
> It is also likely that Andy's hardware does fixups for misaligned accesses.
Gordan
There was some discussion about this previously on the list[1]. From the responses it looks like OMAP does it transparently, but there is a performance hit.
Rich
[1] http://www.mail-archive.com/arm@xxxxxxxxxxxxxxxxxxxxxxx/msg00139.html
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