On Fri, Jan 7, 2011 at 2:51 PM, Gordan Bobic <gordan@bobich.net> wrote:
On 01/07/2011 07:46 PM, Jitesh Shah wrote:
> ..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.

That can be done transparently in hardware without a performance hit?

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@lists.fedoraproject.org/msg00139.html